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* configure.ac: Check for sys/mman.h and mmap. Check for mremap
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
88597d34
ILT		 12011-04-12 Ian Lance Taylor <iant@google.com>
2
3 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
4 with MREMAP_MAYMOVE.
5 * output.h (class Output_file): Add map_is_allocated_ field.
6 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
7 not available, provide stubs. If mremap is not available, #define
8 it to gold_mremap.
9 (MREMAP_MAYMOVE): Define if not defined.
10 (Output_file::Output_file): Initialize map_is_allocated_.
11 (Output_file::resize): Check map_is_allocated_.
12 (Output_file::map_anonymous): If mmap fails, use malloc.
13 (Output_file::unmap): Don't do anything for an anonymous map.
14 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
15 is not available, provide stubs.
16 (File_read::View::~View): Use free rather than delete[].
17 (File_read::make_view): Use malloc rather than new[]. If mmap
18 fails, use malloc.
19 (File_read::find_or_make_view): Use malloc rather than new[].
20 * gold.h: Remove HAVE_REMAP code.
21 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
22 exists. Rename mremap to gold_mremap. If mmap is not available
23 don't do anything.
24 * configure, config.in: Rebuild.
25
11e361bc
ILT		 262011-04-11 Ian Lance Taylor <iant@google.com>
27
28 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
29 initialize local variable v.
30
cdc29364
CC		 312011-04-11 Cary Coutant <ccoutant@google.com>
32
33 * archive.cc (Archive::include_member): Adjust call to
34 report_object.
35 (Add_archive_symbols::run): Track argument serial numbers.
36 (Lib_group::include_member): Likewise.
37 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
38 * archive.h (Incremental_archive_entry::Archive_member):
39 Initialize arg_serial_.
40 (Archive_member::arg_serial_): New data member.
41 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
42 (Sized_dynobj::do_add_symbols): Track symbols when doing an
43 incremental link.
44 (Sized_dynobj::do_for_all_local_got_entries): New function.
45 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
46 function.
47 * fileread.cc (get_mtime): New function.
48 * fileread.h (get_mtime): New function.
49 * gold.cc (queue_initial_tasks): Check for incremental update.
50 (process_incremental_input): New function.
51 (queue_middle_tasks): Don't force valid target for incremental
52 update.
53 * incremental-dump.cc (find_input_containing_global): Adjust
54 size of symbol info entry.
55 (dump_incremental_inputs): Dump argument serial number and
56 in_system_directory flag; bias shndx by 1; print symbol names
57 when dumping per-file symbol lists; use new symbol info readers.
58 * incremental.cc
59 (Output_section_incremental_inputs:update_data_size): New function.
60 (Sized_incremental_binary::setup_readers): Setup input readers
61 for each input file; build maps for files added from libraries
62 and scripts.
63 (Sized_incremental_binary::check_input_args): New function.
64 (Sized_incremental_binary::do_check_inputs): Build map of argument
65 serial numbers to input arguments.
66 (Sized_incremental_binary::do_file_has_changed): Rename
67 do_file_is_unchanged to this; compare file modification times.
68 (Sized_incremental_binary::do_init_layout): New function.
69 (Sized_incremental_binary::do_reserve_layout): New function.
70 (Sized_incremental_binary::do_get_input_reader): Remove.
71 (Sized_incremental_binary::get_symtab_view): New function.
72 (Incremental_checker::can_incrementally_link_output_file): Remove.
73 (Incremental_inputs::report_command_line): Exclude --debug options.
74 (Incremental_inputs::report_archive_begin): Add parameter; track
75 argument serial numbers; don't put input file entry for archive
76 before archive members.
77 (Incremental_inputs::report_archive_end): Put input file entry
78 for archive after archive members.
79 (Incremental_inputs::report_object): Add parameter; track argument
80 serial numbers and in_system_directory flag.
81 (Incremental_inputs::report_script): Add parameter; track argument
82 serial numbers.
83 (Output_section_incremental_inputs::set_final_data_size): Adjust
84 size of symbol info entry; check for forwarding symbols.
85 (Output_section_incremental_inputs::write_input_files): Write
86 in_system_directory flag and argument serial number.
87 (Output_section_incremental_inputs::write_info_blocks): Map section
88 indices between incremental info and original input file; store
89 input section index for each symbol.
90 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
91 change operator() to visit().
92 (class Global_got_offset_visitor): Likewise.
93 (class Global_symbol_visitor_got_plt):
94 (Output_section_incremental_inputs::write_got_plt): Use new visitor
95 classes.
96 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
97 (Sized_incr_relobj::do_read_symbols): New function.
98 (Sized_incr_relobj::do_layout): New function.
99 (Sized_incr_relobj::do_layout_deferred_sections): New function.
100 (Sized_incr_relobj::do_add_symbols): New function.
101 (Sized_incr_relobj::do_should_include_member): New function.
102 (Sized_incr_relobj::do_for_all_global_symbols): New function.
103 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
104 (Sized_incr_relobj::do_section_size): New function.
105 (Sized_incr_relobj::do_section_name): New function.
106 (Sized_incr_relobj::do_section_contents): New function.
107 (Sized_incr_relobj::do_section_flags): New function.
108 (Sized_incr_relobj::do_section_entsize): New function.
109 (Sized_incr_relobj::do_section_address): New function.
110 (Sized_incr_relobj::do_section_type): New function.
111 (Sized_incr_relobj::do_section_link): New function.
112 (Sized_incr_relobj::do_section_info): New function.
113 (Sized_incr_relobj::do_section_addralign): New function.
114 (Sized_incr_relobj::do_initialize_xindex): New function.
115 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
116 (Sized_incr_relobj::do_read_relocs): New function.
117 (Sized_incr_relobj::do_gc_process_relocs): New function.
118 (Sized_incr_relobj::do_scan_relocs): New function.
119 (Sized_incr_relobj::do_count_local_symbols): New function.
120 (Sized_incr_relobj::do_finalize_local_symbols): New function.
121 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
122 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
123 (Sized_incr_relobj::do_relocate): New function.
124 (Sized_incr_relobj::do_set_section_offset): New function.
125 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
126 (Sized_incr_dynobj::do_read_symbols): New function.
127 (Sized_incr_dynobj::do_layout): New function.
128 (Sized_incr_dynobj::do_add_symbols): New function.
129 (Sized_incr_dynobj::do_should_include_member): New function.
130 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
131 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
132 (Sized_incr_dynobj::do_section_size): New function.
133 (Sized_incr_dynobj::do_section_name): New function.
134 (Sized_incr_dynobj::do_section_contents): New function.
135 (Sized_incr_dynobj::do_section_flags): New function.
136 (Sized_incr_dynobj::do_section_entsize): New function.
137 (Sized_incr_dynobj::do_section_address): New function.
138 (Sized_incr_dynobj::do_section_type): New function.
139 (Sized_incr_dynobj::do_section_link): New function.
140 (Sized_incr_dynobj::do_section_info): New function.
141 (Sized_incr_dynobj::do_section_addralign): New function.
142 (Sized_incr_dynobj::do_initialize_xindex): New function.
143 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
144 (make_sized_incremental_object): New function.
145 (Incremental_library::copy_unused_symbols): New function.
146 (Incremental_library::do_for_all_unused_symbols): New function.
147 * incremental.h (enum Incremental_input_flags): New type.
148 (class Incremental_checker): Remove.
149 (Incremental_input_entry::Incremental_input_entry): Add argument
150 serial number.
151 (Incremental_input_entry::arg_serial): New function.
152 (Incremental_input_entry::set_is_in_system_directory): New function.
153 (Incremental_input_entry::is_in_system_directory): New function.
154 (Incremental_input_entry::arg_serial_): New data member.
155 (Incremental_input_entry::is_in_system_directory_): New data member.
156 (class Script_info): Move here from script.h.
157 (Script_info::Script_info): Add filename parameter.
158 (Script_info::filename): New function.
159 (Script_info::filename_): New data member.
160 (Incremental_script_entry::Incremental_script_entry): Add argument
161 serial number.
162 (Incremental_object_entry::Incremental_object_entry): Likewise.
163 (Incremental_object_entry::add_input_section): Build list of input
164 sections with map to original shndx.
165 (Incremental_object_entry::get_input_section_index): New function.
166 (Incremental_object_entry::shndx_): New data member.
167 (Incremental_object_entry::name_key_): Rename; adjust all refs.
168 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
169 (Incremental_archive_entry::Incremental_archive_entry): Add argument
170 serial number.
171 (Incremental_inputs::report_archive_begin): Likewise.
172 (Incremental_inputs::report_object): Likewise.
173 (Incremental_inputs::report_script): Likewise.
174 (class Incremental_global_symbol_reader): New class.
175 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
176 and store flags and input file type.
177 (Incremental_input_entry_reader::arg_serial): New function.
178 (Incremental_input_entry_reader::type): Extract type from flags.
179 (Incremental_input_entry_reader::is_in_system_directory): New function.
180 (Incremental_input_entry_reader::get_input_section_count): Call
181 accessor function for type.
182 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
183 function for type; adjust size of global symbol entry.
184 (Incremental_input_entry_reader::get_global_symbol_count): Call
185 accessor function for type.
186 (Incremental_input_entry_reader::get_object_count): Likewise.
187 (Incremental_input_entry_reader::get_object_offset): Likewise.
188 (Incremental_input_entry_reader::get_member_count): Likewise.
189 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
190 (Incremental_input_entry_reader::get_member_offset): Likewise.
191 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
192 (Incremental_input_entry_reader::Global_symbol_info): Remove.
193 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
194 (Incremental_input_entry_reader::get_global_symbol_reader): New
195 function.
196 (Incremental_input_entry_reader::get_output_symbol_index): New
197 function.
198 (Incremental_input_entry_reader::type_): Remove.
199 (Incremental_input_entry_reader::flags_): New data member.
200 (Incremental_inputs_reader::input_file_offset): New function.
201 (Incremental_inputs_reader::input_file_index): New function.
202 (Incremental_inputs_reader::input_file): Call input_file_offset.
203 (Incremental_inputs_reader::input_file_at_offset): New function.
204 (Incremental_relocs_reader::get_r_type): Reformat.
205 (Incremental_relocs_reader::get_r_shndx): Reformat.
206 (Incremental_relocs_reader::get_r_offset): Reformat.
207 (Incremental_relocs_reader::data): New function.
208 (Incremental_binary::Incremental_binary): Initialize new data members.
209 (Incremental_binary::check_inputs): Add cmdline parameter.
210 (Incremental_binary::file_is_unchanged): Remove.
211 (Input_reader::arg_serial): New function.
212 (Input_reader::get_unused_symbol_count): New function.
213 (Input_reader::get_unused_symbol): New function.
214 (Input_reader::do_arg_serial): New function.
215 (Input_reader::do_get_unused_symbol_count): New function.
216 (Input_reader::do_get_unused_symbol): New function.
217 (Incremental_binary::input_file_count): New function.
218 (Incremental_binary::get_input_reader): Change signature to use
219 index instead of filename.
220 (Incremental_binary::file_has_changed): New function.
221 (Incremental_binary::get_input_argument): New function.
222 (Incremental_binary::get_library): New function.
223 (Incremental_binary::get_script_info): New function.
224 (Incremental_binary::init_layout): New function.
225 (Incremental_binary::reserve_layout): New function.
226 (Incremental_binary::output_file): New function.
227 (Incremental_binary::do_check_inputs): New function.
228 (Incremental_binary::do_file_is_unchanged): Remove.
229 (Incremental_binary::do_file_has_changed): New function.
230 (Incremental_binary::do_init_layout): New function.
231 (Incremental_binary::do_reserve_layout): New function.
232 (Incremental_binary::do_input_file_count): New function.
233 (Incremental_binary::do_get_input_reader): Change signature.
234 (Incremental_binary::input_args_map_): New data member.
235 (Incremental_binary::library_map_): New data member.
236 (Incremental_binary::script_map_): New data member.
237 (Sized_incremental_binary::Sized_incremental_binary): Initialize
238 new data members.
239 (Sized_incremental_binary::output_section): New function.
240 (Sized_incremental_binary::inputs_reader): Add const.
241 (Sized_incremental_binary::symtab_reader): Add const.
242 (Sized_incremental_binary::relocs_reader): Add const.
243 (Sized_incremental_binary::got_plt_reader): Add const.
244 (Sized_incremental_binary::get_symtab_view): New function.
245 (Sized_incremental_binary::Inputs_reader): New typedef.
246 (Sized_incremental_binary::Input_entry_reader): New typedef.
247 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
248 (Sized_incremental_binary::do_file_is_unchanged): Remove.
249 (Sized_incremental_binary::do_file_has_changed): New function.
250 (Sized_incremental_binary::do_init_layout): New function.
251 (Sized_incremental_binary::do_reserve_layout): New function.
252 (Sized_input_reader::Inputs_reader): Remove.
253 (Sized_input_reader::Input_entry_reader): Remove.
254 (Sized_input_reader::do_arg_serial): New function.
255 (Sized_input_reader::do_get_unused_symbol_count): New function.
256 (Sized_input_reader::do_get_unused_symbol): New function.
257 (Sized_incremental_binary::do_input_file_count): New function.
258 (Sized_incremental_binary::do_get_input_reader): Change signature;
259 use index instead of filename.
260 (Sized_incremental_binary::section_map_): New data member.
261 (Sized_incremental_binary::input_entry_readers_): New data member.
262 (class Sized_incr_relobj): New class.
263 (class Sized_incr_dynobj): New class.
264 (make_sized_incremental_object): New function.
265 (class Incremental_library): New class.
266 * layout.cc (Free_list::num_lists): New static data member.
267 (Free_list::num_nodes): New static data member.
268 (Free_list::num_removes): New static data member.
269 (Free_list::num_remove_visits): New static data member.
270 (Free_list::num_allocates): New static data member.
271 (Free_list::num_allocate_visits): New static data member.
272 (Free_list::init): New function.
273 (Free_list::remove): New function.
274 (Free_list::allocate): New function.
275 (Free_list::dump): New function.
276 (Free_list::print_stats): New function.
277 (Layout_task_runner::run): Resize output file for incremental updates.
278 (Layout::Layout): Initialize new data members.
279 (Layout::set_incremental_base): New function.
280 (Layout::init_fixed_output_section): New function.
281 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
282 incremental updates.
283 (Layout::create_gold_note): Do not create gold note section for
284 incremental updates.
285 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
286 for incremental updates.
287 (Layout::set_section_offsets): For incremental updates, allocate space
288 from free list.
289 (Layout::create_symtab_sections): Layout with offsets relative to
290 start of section; for incremental updates, allocate space from free
291 list.
292 (Layout::create_shdrs): For incremental updates, allocate space from
293 free list.
294 (Layout::finish_dynamic_section): For incremental updates, do not
295 check --as-needed (fixed in subsequent patch).
296 * layout.h (class Free_list): New class.
297 (Layout::set_incremental_base): New function.
298 (Layout::incremental_base): New function.
299 (Layout::init_fixed_output_section): New function.
300 (Layout::allocate): New function.
301 (Layout::incremental_base_): New data member.
302 (Layout::free_list_): New data member.
303 * main.cc (main): Print Free_list statistics.
304 * object.cc (Relobj::finalize_incremental_relocs): Add
305 clear_counts parameter; clear counts only when clear_counts is set.
306 (Sized_relobj::Sized_relobj): Initialize new base class.
307 (Sized_relobj::do_layout): Don't report special sections.
308 (Sized_relobj::do_for_all_local_got_entries): New function.
309 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
310 symtab_off to all symbol table offsets.
311 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
312 * object.h (class Got_offset_list): Move to top of file.
313 (Object::Object): Allow case where input_file == NULL.
314 (Object::~Object): Likewise.
315 (Object::input_file): Assert that input_file != NULL.
316 (Object::lock): Allow case where input_file == NULL.
317 (Object::unlock): Likewise.
318 (Object::is_locked): Likewise.
319 (Object::token): Likewise.
320 (Object::release): Likewise.
321 (Object::is_incremental): New function.
322 (Object::get_mtime): New function.
323 (Object::for_all_local_got_entries): New function.
324 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
325 (Object::set_is_in_system_directory): New function.
326 (Object::is_in_system_directory): New function.
327 (Object::do_is_incremental): New function.
328 (Object::do_get_mtime): New function.
329 (Object::do_for_all_local_got_entries): New function.
330 (Object::is_in_system_directory_): New data member.
331 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
332 (class Sized_relobj_base): New class.
333 (class Sized_relobj): Derive from Sized_relobj_base.
334 (class Sized_relobj::Symbols): Redeclare from base class.
335 (class Sized_relobj::local_got_offset_list): Remove.
336 (class Sized_relobj::Output_sections): Redeclare from base class.
337 (class Sized_relobj::do_for_all_local_got_entries): New function.
338 (class Sized_relobj::write_local_symbols): Add offset parameter.
339 (class Sized_relobj::local_symbol_offset_): Update comment.
340 (class Sized_relobj::local_dynsym_offset_): Update comment.
341 * options.cc (Input_arguments::add_file): Remove const.
342 * options.h (Input_file_argument::Input_file_argument):
343 Initialize arg_serial_ (all constructors).
344 (Input_file_argument::set_arg_serial): New function.
345 (Input_file_argument::arg_serial): New function.
346 (Input_file_argument::arg_serial_): New data member.
347 (Input_arguments::Input_arguments): Initialize file_count_.
348 (Input_arguments::add_file): Remove const.
349 (Input_arguments::number_of_input_files): New function.
350 (Input_arguments::file_count_): New data member.
351 (Command_line::number_of_input_files): Call
352 Input_arguments::number_of_input_files.
353 * output.cc (Output_segment_headers::Output_segment_headers):
354 Set current size.
355 (Output_section::Input_section::current_data_size): New function.
356 (Output_section::Output_section): Initialize new data members.
357 (Output_section::add_input_section): Don't do merge sections for
358 an incremental link; allocate space from free list for an
359 incremental update.
360 (Output_section::add_output_section_data): Allocate space from
361 free list for an incremental update.
362 (Output_section::update_data_size): New function.
363 (Output_section::set_fixed_layout): New function.
364 (Output_section::reserve): New function.
365 (Output_segment::set_section_addresses): Remove const.
366 (Output_segment::set_section_list_addresses): Remove const; allocate
367 space from free list for an incremental update.
368 (Output_segment::set_offset): Adjust size of RELRO segment for an
369 incremental update.
370 * output.h (Output_data::current_data_size): Move here from
371 child classes.
372 (Output_data::pre_finalize_data_size): New function.
373 (Output_data::update_data_size): New function.
374 (Output_section_headers::update_data_size): new function.
375 (Output_section_data_build::current_data_size): Move to Output_data.
376 (Output_data_strtab::update_data_size): New function.
377 (Output_section::current_data_size): Move to Output_data.
378 (Output_section::set_fixed_layout): New function.
379 (Output_section::has_fixed_layout): New function.
380 (Output_section::reserve): New function.
381 (Output_section::update_data_size): New function.
382 (Output_section::has_fixed_layout_): New data member.
383 (Output_section::free_list_): New data member.
384 (Output_segment::set_section_addresses): Remove const.
385 (Output_segment::set_section_list_addresses): Remove const.
386 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
387 New function.
388 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
389 New function.
390 * readsyms.cc (Read_symbols::do_read_symbols): Add library
391 parameter when calling Add_symbols constructor; store argument
392 serial number for members of a lib group.
393 (Add_symbols::locks): Allow case where token == NULL.
394 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
395 (Read_member::~Read_member): New function.
396 (Read_member::is_runnable): New function.
397 (Read_member::locks): New function.
398 (Read_member::run): New function.
399 (Check_script::~Check_script): New function.
400 (Check_script::is_runnable): New function.
401 (Check_script::locks): New function.
402 (Check_script::run): New function.
403 (Check_library::~Check_library): New function.
404 (Check_library::is_runnable): New function.
405 (Check_library::locks): New function.
406 (Check_library::run): New function.
407 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
408 (Add_symbols::library_): New data member.
409 (class Read_member): New class.
410 (class Check_script): New class.
411 (class Check_library): New class.
412 * reloc.cc (Read_relocs::is_runnable): Allow case where
413 token == NULL.
414 (Read_relocs::locks): Likewise.
415 (Scan_relocs::locks): Likewise.
416 (Relocate_task::locks): Likewise.
417 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
418 to clear counters.
419 (Sized_relobj::incremental_relocs_scan): Fix comment.
420 (Sized_relobj::do_relocate): Pass output file offset to
421 write_local_symbols.
422 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
423 from class declaration.
424 * script.cc (read_input_script): Allocate Script_info; pass
425 argument serial number to report_script.
426 * script.h (class Script_info): Move to incremental.h.
427 * symtab.cc (Symbol_table::add_from_incrobj): New function.
428 * symtab.h (Symbol_table::add_from_incrobj): New function.
429 (Symbol_table::set_file_offset): New function.
430
b961d0d7
CC		 4312011-04-05 Cary Coutant <ccoutant@google.com>
432
433 * incremental-dump.cc (dump_incremental_inputs): Change signature
434 to take a Sized_incremental_binary; change caller. Use readers
435 in Sized_incremental_binary.
436 * incremental.cc
437 (Sized_incremental_binary::find_incremental_inputs_sections):
438 Rename do_find_incremental_inputs_sections to this.
439 (Sized_incremental_binary::setup_readers): New function.
440 (Sized_incremental_binary::do_check_inputs): Check
441 has_incremental_info_ flag; move setup code to setup_readers;
442 use input readers.
443 (Sized_incremental_binary::do_file_is_unchanged): New function.
444 (Sized_incremental_binary::do_get_input_reader): New function.
445 * incremental.h (class Incremental_binary): Move to end of file.
446 (Incremental_binary::file_is_unchanged): New function.
447 (Incremental_binary::do_file_is_unchanged): New function.
448 (Incremental_binary::Input_reader): New class.
449 (Incremental_binary::get_input_reader): New function.
450 (class Sized_incremental_binary): Move to end of file.
451 (Sized_incremental_binary::Sized_incremental_binary): Setup the
452 input section reader classes.
453 (Sized_incremental_binary::has_incremental_info): New function.
454 (Sized_incremental_binary::inputs_reader): New function.
455 (Sized_incremental_binary::symtab_reader): New function.
456 (Sized_incremental_binary::relocs_reader): New function.
457 (Sized_incremental_binary::got_plt_reader): New function.
458 (Sized_incremental_binary::do_file_is_unchanged): New function.
459 (Sized_incremental_binary::Sized_input_reader): New class.
460 (Sized_incremental_binary::get_input_reader): New function.
461 (Sized_incremental_binary::find_incremental_inputs_sections):
462 Rename do_find_incremental_inputs_sections to this.
463 (Sized_incremental_binary::setup_readers): New function.
464 (Sized_incremental_binary::has_incremental_info_): New data member.
465 (Sized_incremental_binary::inputs_reader_): New data member.
466 (Sized_incremental_binary::symtab_reader_): New data member.
467 (Sized_incremental_binary::relocs_reader_): New data member.
468 (Sized_incremental_binary::got_plt_reader_): New data member.
469 (Sized_incremental_binary::current_input_file_): New data member.
470
a869183f
PP		 4712011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
472
473 PR gold/12640
474 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
475 violation.
476
4772011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 478
479 * archive.cc (Archive::include_member): Adjust call to report_object.
480 (Add_archive_symbols::run): Add script_info to call to
481 report_archive_begin.
482 (Lib_group::include_member): Adjust call to report_object.
483 (Add_lib_group_symbols::run): Adjust call to report_object.
484 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
485 blocks. Add object count for script input files.
486 * incremental.cc (Incremental_inputs::report_archive_begin): Add
487 script_info parameter; change all callers.
488 (Incremental_inputs::report_object): Add script_info parameter;
489 change all callers.
490 (Incremental_inputs::report_script): Store backpointer to
491 incremental info entry.
492 (Output_section_incremental_inputs::set_final_data_size): Record
493 additional information for scripts.
494 (Output_section_incremental_inputs::write_info_blocks): Likewise.
495 * incremental.h (Incremental_script_entry::add_object): New function.
496 (Incremental_script_entry::get_object_count): New function.
497 (Incremental_script_entry::get_object): New function.
498 (Incremental_script_entry::objects_): New data member; adjust
499 constructor.
500 (Incremental_inputs::report_archive_begin): Add script_info parameter.
501 (Incremental_inputs::report_object): Add script_info parameter.
502 (Incremental_inputs_reader::get_object_count): New function.
503 (Incremental_inputs_reader::get_object_offset): New function.
504 * options.cc (Input_arguments::add_file): Return reference to
505 new input argument.
506 * options.h (Input_argument::set_script_info): New function.
507 (Input_argument::script_info): New function.
508 (Input_argument::script_info_): New data member; adjust all
509 constructors.
510 (Input_file_group::add_file): Return reference to new input argument.
511 (Input_file_lib::add_file): Likewise.
512 (Input_arguments::add_file): Likewise.
513 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
514 * script.cc (Parser_closure::Parser_closure): Add script_info
515 parameter; adjust all callers.
516 (Parser_closure::script_info): New function.
517 (Parser_closure::script_info_): New data member.
518 (read_input_script): Report scripts earlier to incremental info.
519 (script_add_file): Set script_info in Input_argument.
520 (script_add_library): Likewise.
521 * script.h (Script_options::Script_info): Rewrite class.
522
a869183f 5232011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 524
525 * archive.cc (Library_base::should_include_member): Move
526 method here from class Archive.
527 (Archive::Archive): Initialize base class.
528 (Archive::should_include_member): Move to base class.
529 (Archive::do_for_all_unused_symbols): New function.
530 (Add_archive_symbols::run): Remove redundant access to
531 incremental_inputs.
532 (Lib_group::Lib_group): Initialize base class.
533 (Lib_group::do_filename): New function.
534 (Lib_group::include_member): Pass pointer to Lib_group to
535 report_object.
536 (Lib_group::do_for_all_unused_symbols): New function.
537 (Add_lib_group_symbols::run): Report archive information for
538 incremental links.
539 * archive.h (class Library_base): New base class.
540 (class Archive): Derive from Library_base.
541 (Archive::filename): Move to base class.
542 (Archive::set_incremental_info): Likewise.
543 (Archive::incremental_info): Likewise.
544 (Archive::Should_include): Likewise.
545 (Archive::should_include_member): Likewise.
546 (Archive::Armap_entry): Remove.
547 (Archive::Unused_symbol_iterator): Remove.
548 (Archive::unused_symbols_begin): Remove.
549 (Archive::unused_symbols_end): Remove.
550 (Archive::do_filename): New function.
551 (Archive::do_get_mtime): New function.
552 (Archive::do_for_all_unused_symbols): New function.
553 (Archive::task_): Move to base class.
554 (Archive::incremental_info_): Likewise.
555 (class Lib_group): Derive from Library_base.
556 (Lib_group::do_filename): New function.
557 (Lib_group::do_get_mtime): New function.
558 (Lib_group::do_for_all_unused_symbols): New function.
559 (Lib_group::task_): Move to base class.
560 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
561 function.
562 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
563 function.
564 * incremental.cc (Incremental_inputs::report_archive_begin):
565 Use Library_base; call library's get_mtime; add incremental inputs
566 entry before members.
567 (class Unused_symbol_visitor): New class.
568 (Incremental_inputs::report_archive_end): Use Library_base; use
569 visitor class to record unused symbols; don't add incremental inputs
570 entry after members.
571 (Incremental_inputs::report_object): Use Library_base.
572 * incremental.h
573 (Incremental_archive_entry::Incremental_archive_entry): Remove
574 unused Archive parameter.
575 (Incremental_inputs::report_archive_begin): Use Library_base.
576 (Incremental_inputs::report_archive_end): Likewise.
577 (Incremental_inputs::report_object): Likewise.
578 * object.cc (Sized_relobj::do_for_all_global_symbols): New
579 function.
580 * object.h (Object::for_all_global_symbols): New function.
581 (Object::do_for_all_global_symbols): New function.
582 (Sized_relobj::do_for_all_global_symbols): New function.
583 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
584 function.
585 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
586 function.
587
61ab3e40
ILT		 5882011-03-27 Ian Lance Taylor <iant@google.com>
589
590 * archive.cc (Archive::interpret_header): Return -1 if something
591 goes wrong. Change callers accordingly.
592
30e1f9e6
CC		 5932011-03-25 Cary Coutant <ccoutant@google.com>
594
595 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
596 * testsuite/Makefile.in: Regenerate.
597
9c793f14
RÁE		 5982010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
599
600 * plugin.cc (get_view): New.
601 (Plugin::load): Pass get_view to the plugin.
602 (Plugin_manager::get_view): New.
603
9312bb0a
ILT		 6042011-03-21 Ian Lance Taylor <iant@google.com>
605
606 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 607 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 608
7e12ba9e
ST		 6092011-03-21 Sriraman Tallam <tmsriram@google.com>
610
611 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
612 Change == to -eq.
613 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
614 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
615 Change == to -eq.
616 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
617 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
618
fd7a005d
ILT		 6192011-03-14 Ian Lance Taylor <iant@google.com>
620
621 * script-sections.cc (Sort_output_sections::script_compare):
622 Rename from is_before, change return type.
623 (Sort_output_sections::operator()): Adjust accordingly.
624
ed16fd1b
ILT		 6252011-03-11 Jeffrey Yasskin <jyasskin@google.com>
626
627 PR gold/12572
628 * testsuite/odr_violation2.cc: Add comment to make all error line
629 numbers double digits.
630 * testsuite/debug_msg.sh: Adjust expected errors.
631
71ff8986
ILT		 6322011-03-09 Jeffrey Yasskin <jyasskin@google.com>
633
634 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
635 but mark earlier ones as non-canonical
636 (offset_to_iterator): Update search target and example
637 (do_addr2line): Return extra lines in a vector*
638 (format_file_lineno): Extract from do_addr2line
639 (one_addr2line): Add vector* out-param
640 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
641 when a lineno entry appeared last for its instruction
642 (Dwarf_line_info): Add vector* out-param
643 * object.cc (Relocate_info): Pass NULL for the vector* out-param
644 * symtab.cc (Odr_violation_compare): Include the lineno in the
645 comparison again.
646 (linenos_from_loc): New. Combine the canonical line for an
647 address with its other lines.
648 (True_if_intersect): New. Helper functor to make
649 std::set_intersection a query.
650 (detect_odr_violations): Compare sets of lines instead of just
651 one line for each function. This became less deterministic, but
652 has fewer false positives.
653 * symtab.h: Declarations.
654 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
655 mix an optimized and non-optimized object in the same binary
656 (odr_violation2.so): Same.
657 * testsuite/Makefile.in: Regenerate from Makefile.am.
658 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
659 * testsuite/debug_msg.sh: Update line numbers and add
660 assertions.
661 * testsuite/odr_violation1.cc: Use OdrDerived, in a
662 non-optimized context.
663 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
664 isn't inlined, and use OdrDerived in an optimized context.
665 * testsuite/odr_header1.h: Defines OdrDerived, where
666 optimization will change the
667 first-instruction-in-the-destructor's file and line number.
668 * testsuite/odr_header2.h: Defines OdrBase.
669
a19fefdc
ILT		 6702011-03-09 Ian Lance Taylor <iant@google.com>
671
672 * fileread.cc (File_read::clear_views): Don't delete the whole
673 file view.
674
ecb351e9
ILT		 6752011-03-08 Ian Lance Taylor <iant@google.com>
676
677 PR gold/12525
678 * fileread.cc: #include <climits>.
679 (GOLD_IOV_MAX): Define.
680 (File_read::read_multiple): Limit number of entries by iov_max.
681 * fileread.h (class File_read): Always set max_readv_entries to
682 128.
683
b821d13c
ILT		 6842011-03-07 Ian Lance Taylor <iant@google.com>
685
686 PR gold/12525
687 * options.h (class General_options): Add -dy and -dn.
688
89243142
CC		 6892011-03-02 Cary Coutant <ccoutant@google.com>
690
691 * testsuite/script_test_9.t: Add TLS segment.
692
d0773f31
ILT		 6932011-03-02 Simon Baldwin <simonb@google.com>
694
695 * configure.ac: Add check for gnu_indirect_function support in
696 the toolchain building binutils.
697 * configure: Rebuild.
698
badc8139
RÁE		 6992010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
700
701 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
702 plugin only symbols.
703 (Symbol_table::sized_finalize_symbol) Mark symbol only present
704 in plugin files as not needed in the symbol table.
705
4cf7a849
ST		 7062011-02-11 Sriraman Tallam <tmsriram@google.com>
707
708 * output.cc (Output_section::add_input_section): Delay fill
709 generation for section ordering.
710
b578bd7d
ILT		 7112011-02-09 Ian Lance Taylor <iant@google.com>
712
713 PR gold/12316
714 * object.h (class Sized_relobj): Remove clear_local_symbols.
715 * reloc.cc (Sized_relobj::do_relocate): Don't call
716 clear_local_symbols.
717
84ced98a
RÁE		 7182010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
719
720 * plugin.cc (is_visible_from_outside): Return true for symbols
721 in the -u option.
722
55382fb7
ILT		 7232011-02-04 Jeffrey Yasskin <jyasskin@google.com>
724
725 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
726 filename.
727
4e271fff
ST		 7282011-02-02 Sriraman Tallam <tmsriram@google.com>
729
730 * icf.h (is_section_foldable_candidate): Change type of parameter
731 to std::string.
732 * icf.cc (Icf::find_identical_sections): Change type of local variable
733 section_name to be std::string.
734 (is_function_ctor_or_dtor): Change type of parameter to std::string.
735
d433c3ac
ILT		 7362011-01-25 Ian Lance Taylor <iant@google.com>
737
738 * script.cc (script_add_extern): Rewrite to use
739 add_symbol_reference.
740
880473a6
DK		 7412011-01-25 Doug Kwan <dougkwan@google.com>
742
d433c3ac 743 * icf.cc (get_section_contents): Always lock section's object.
880473a6 744
f30f86fa
ILT		 7452011-01-24 Ian Lance Taylor <iant@google.com>
746
747 * options.h (class General_options): Accept
748 --no-detect-odr-violations.
749
8e51a0b9
ILT		 7502011-01-24 Ian Lance Taylor <iant@google.com>
751
752 * version.cc (version_string): Bump to 1.11.
753
0f3b89d8
ILT		 7542011-01-24 Ian Lance Taylor <iant@google.com>
755
756 * plugin.cc (class Plugin_rescan): Define new class.
757 (Plugin_manager::claim_file): Set any_claimed_.
758 (Plugin_manager::save_archive): New function.
759 (Plugin_manager::save_input_group): New function.
760 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
761 necessary.
762 (Plugin_manager::new_undefined_symbol): New function.
763 (Plugin_manager::rescan): New function.
764 (Plugin_manager::rescannable_defines): New function.
765 (Plugin_manager::add_input_file): Set any_added_.
766 * plugin.h (class Plugin_manager): define new fields rescannable_,
767 undefined_symbols_, any_claimed_, and any_added_. Declare
768 Plugin_rescan as friend. Declare new functions.
769 (Plugin_manager::Rescannable): Define type.
770 (Plugin_manager::Rescannable_list): Define type.
771 (Plugin_manager::Undefined_symbol_list): Define type.
772 (Plugin_manager::Plugin_manager): Initialize new fields.
773 * archive.cc (Archive::defines_symbol): New function.
774 (Add_archive_symbols::run): Pass archive to plugins if any.
775 * archive.h (class Archive): Declare defines_symbol.
776 * readsyms.cc (Input_group::~Input_group): New function.
777 (Finish_group::run): Pass input_group to plugins if any.
778 * readsyms.h (class Input_group): Declare destructor.
779 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
780 any.
781
3bb951e5
ILT		 7822011-01-10 Ian Lance Taylor <iant@google.com>
783
784 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
785 section as relro.
786 (Layout::set_segment_offsets): Reset increase_relro before calling
787 set_section_addresses a second time.
788
0aa45fac
CC		 7892011-01-04 Cary Coutant <ccoutant@google.com>
790
791 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
792 sections before NOBITS sections.
793
0db46eb4
L		 7942011-01-01 H.J. Lu <hongjiu.lu@intel.com>
795
796 * version.cc (print_version): Update copyright to 2011.
797
829c9745
CC		 7982010-12-23 Cary Coutant <ccoutant@google.com>
799
800 * output.h (Output_data_reloc::add_output_section): Pass OD instead
801 of OS to this->add. Add OD parameter to second form of the function.
802
7500420b
ILT		 8032010-12-20 Ian Lance Taylor <iant@google.com>
804
805 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
806 second of two consecutive entries with same offset.
807
f8e9a930
RW		 8082010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
809
810 * testsuite/Makefile.am (ifuncmain2static_LDADD)
811 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
812 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
813 to avoid unneeded links against $(LDADD).
814 * testsuite/Makefile.in: Regenerate.
815
2fbb4320
ILT		 8162010-12-15 Ian Lance Taylor <iant@google.com>
817
818 PR gold/12324
819 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
820 for R_X86_64_32 and R_X86_64_PC32.
821 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
822 ver_matching_def_pic.o.
823 (ver_matching_def_pic.o): New target.
824
fedb228d
RW		 8252010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
826
827 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
828 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
829 Move definition before File_read::View member definitions.
830 (File_read::View::~View): Initialize and hold lock before
831 updating current_mapped_bytes.
832
9b547ce6
RW		 8332010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
834
835 * dwarf_reader.cc: Remove outdated comment.
836 * gold-threads.cc: Fix typo in error message.
837 * archive.cc: Fix typos in comments.
838 * archive.h: Likewise.
839 * arm-reloc-property.cc: Likewise.
840 * arm-reloc-property.h: Likewise.
841 * arm-reloc.def: Likewise.
842 * arm.cc: Likewise.
843 * attributes.h: Likewise.
844 * cref.cc: Likewise.
845 * ehframe.cc: Likewise.
846 * fileread.h: Likewise.
847 * gold.h: Likewise.
848 * i386.cc: Likewise.
849 * icf.cc: Likewise.
850 * incremental.h: Likewise.
851 * int_encoding.cc: Likewise.
852 * layout.h: Likewise.
853 * main.cc: Likewise.
854 * merge.h: Likewise.
855 * object.cc: Likewise.
856 * object.h: Likewise.
857 * options.cc: Likewise.
858 * readsyms.cc: Likewise.
859 * reduced_debug_output.cc: Likewise.
860 * reloc.cc: Likewise.
861 * script-sections.cc: Likewise.
862 * sparc.cc: Likewise.
863 * symtab.h: Likewise.
864 * target-reloc.h: Likewise.
865 * target.cc: Likewise.
866 * target.h: Likewise.
867 * timer.cc: Likewise.
868 * timer.h: Likewise.
869 * x86_64.cc: Likewise.
870
83e17bd5
CC		 8712010-12-09 Cary Coutant <ccoutant@google.com>
872
873 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
874 stack.
875 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
876 parameter; change all callers.
877 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
878 * options.h (warn_execstack): New option.
879
017257f8
DK		 8802010-12-07 Doug Kwan <dougkwan@google.com>
881
882 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
883 like function call relocations.
884
c20cbc06
ILT		 8852010-12-07 Ian Lance Taylor <iant@google.com>
886
887 * archive.cc (Archive::get_elf_object_for_member): Permit
888 punconfigured to be NULL.
889 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
890 (Archive::include_member): Pass NULL to get_elf_object_for_member
891 if we searched for the archive and this is the first included
892 object.
893
4dbfafcc
ILT		 8942010-12-01 Ian Lance Taylor <iant@google.com>
895
896 * dwarf_reader.h (class Sized_dwarf_line_info): Add
897 track_relocs_type_ field.
898 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
899 Set track_relocs_type_.
900 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
901 contents when using RELA relocs.
902 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
903 reloc_map_.
904 * reloc.cc (Track_relocs::next_addend): New function.
905 * reloc.h (class Track_relocs): Declare next_addend.
906
e5e19edd
ILT		 9072010-12-01 Ian Lance Taylor <iant@google.com>
908
909 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
910 virtual destructor.
911
9a5ce24c
ILT		 9122010-12-01 Ian Lance Taylor <iant@google.com>
913
914 * README: Update compilers known to work and fail.
915
c7791212
NC		 9162010-11-23 Matthias Klose <doko@ubuntu.com>
917
918 * configure.in: For --enable-gold, handle value `default' instead of
919 `both*'. Always install ld as ld.bfd, install as ld if gold is
920 not the default.
921 * configure: Regenerate.
922
0ad220c9
DK		 9232010-11-18 Doug Kwan <dougkwan@google.com>
924
925 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
926 and right_alignment to be zero. Store result alignment only if it is
927 greater than existing alignment.
928
ab8056e0
CC		 9292010-11-16 Cary Coutant <ccoutant@google.com>
930
931 PR gold/12220
932 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
933 Check for ".zdebug_line".
934
fd064a5b
CC		 9352010-11-16 Doug Kwan <dougkwan@google.com>
936 Cary Coutant <ccoutant@google.com>
937
938 * output.h (Output_segment::set_section_addresses): Pass increase_relro
939 by reference; adjust all callers.
940 * output.cc (Output_segment::set_section_addresses): Adjust references
941 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
942 list is empty.
943 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
944 end at page boundary.
945
6fc6ea19
CC		 9462010-11-16 Cary Coutant <ccoutant@google.com>
947
948 PR gold/12220
949 * layout.cc (Layout::choose_output_section): Transform names of
950 compressed sections even when using a script with a SECTIONS clause.
951 (Layout::output_section_name): Remove code to transform
952 compressed debug section names.
953 * output.cc (Output_section::add_input_section): Use uncompressed
954 section size when tracking input sections.
955
95a2c8d6
RS		 9562010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
957
958 * symtab.h (Symbol::NON_PIC_REF): Remove.
959 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
960 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
961 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
962 (Symbol::use_plt_offset): Take a flags argument and pass it
963 directly to needs_dynamic_reloc. Restrict check for undefined
964 weak symbols to function calls.
965 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
966 (Target_arm::Scan::global): Use it.
967 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
968 (Target_arm::Relocate::relocate): Likewise.
969 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
970 parameter with an r_type parameter. Use get_reference_flags
971 to get the flags.
972 (Target_arm::Relocate::relocate): Update accordingly.
973 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
974 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
975 (Target_i386::Scan::global): Likewise.
976 (Target_i386::Relocate::relocate): Likewise.
977 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
978 parameter with an r_type parameter. Use get_reference_flags
979 to get the flags.
980 (Target_i386::Relocate::relocate): Update accordingly.
981 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
982 (Target_powerpc::Scan::global): Use it.
983 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
984 (Target_powerpc::Relocate::relocate): Likewise.
985 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
986 (Target_sparc::Scan::global): Use it.
987 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
988 (Target_sparc::Relocate::relocate): Likewise.
989 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
990 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
991 (Target_x86_64::Scan::global): Likewise.
992 (Target_x86_64::Relocate::relocate): Likewise.
993
f625ae50
DK		 9942010-11-08 Doug Kwan <dougkwan@google.com>
995 Cary Coutant <ccoutant@google.com>
996
997 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
998 (Arm_exidx_merge_section::section_contents_): New data member.
999 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1000 (Arm_input_section::~Arm_input_section): De-allocate memory.
1001 (Arm_input_section::original_contents_): New data member.
1002 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1003 in parameters instead of calling Object::section_contents without
1004 locking.
1005 (Arm_output_section::group_section): New parameter TASK. Pass it
1006 to callees that need locking objects.
1007 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1008 to lock EXIDX input sections. Fix a formatting issue. Call
1009 Arm_exidx_merged_section::build_contents to create merged section
1010 contents.
1011 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1012 to lock object of stub table owner.
1013 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1014 TEXT_SIZE to initialize data member TEXT_SIZE_.
1015 (Arm_exidx_input_section::addralign): Fix typo in comment.
1016 (Arm_exidx_input_section::text_size): New method.
1017 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1018 that require locking objects. Lock objects before scanning for stubs
1019 and updating local symbols.
1020 (Arm_input_section<big_endian>::init): Copy contents of original
1021 input section.
1022 (Arm_input_section<big_endian>::do_write): Use saved contents of
1023 original input section instead of calling Object::section_contents
1024 without locking.
1025 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1026 size without calling Object::section_size().
1027 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1028 for size. Allocate a buffer for merged EXIDX entries.
1029 (Arm_exidx_merged_section::build_contents): New method.
1030 (Arm_exidx_merged_section::do_write): Move merge section contents
1031 building code to Arm_exidx_merged_section::build_contetns. Write
1032 out contetns in buffer instead of building it on the fly.
1033 (Arm_relobj::make_exidx_input_section): Also pass text section size
1034 to Arm_exidx_input_section constructor.
1035 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1036 (Arm_dynobj::do_read_symbols): Fix memory leak.
1037 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1038 * target.h: (class Task): Add forward declaration.
1039 (Target::relax): Add new parameter TASK and pass it to
1040 Target::do_relax().
1041 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1042
5f9bcf58
CC		 10432010-11-05 Cary Coutant <ccoutant@google.com>
1044
1045 PR gold/10708
1046 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1047 object when reading from the file.
1048 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1049 second layout pass.
1050 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1051 when reading section contents.
1052 (get_section_contents): Likewise.
1053 (icf::find_identical_sections): Likewise.
1054 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1055 object when reading from the file.
1056 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1057 the object when doing deferred section layout.
1058
e597fa08
NC		 10592010-11-03 Nick Clifton <nickc@redhat.com>
1060
1061 PR gold/12001
1062 * script.h (class Symbol_assignment: name): New member. Returns
1063 the name of the symbol.
1064 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1065 Returns true if the given symbol name is on the list of
1066 assignments wating to be processed.
1067 * archive.cc (should_incldue_member): If the symbol is undefined,
1068 check to see if it is on the list of symbols pending assignment.
1069
3f9a3278
ILT		 10702010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1071
1072 * script-sections.cc (Script_sections::find_memory_region): Check
1073 for a NULL output section pointer.
1074
d06fb4d1
DK		 10752010-10-29 Doug Kwan <dougkwan@google.com>
1076
1077 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1078 Output_section::add_relaxed_input_section.
1079 * output.cc (Output_section::add_relaxed_input_section): Add new
1080 arguments LAYOUT and NAME. Set section order index.
1081 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1082 Copy section order index.
1083 * output.h (Output_section::add_relaxed_input_section): Add new
1084 arguments LAYOUT and NAME.
1085
90e24de5
ILT		 10862010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1087
1088 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1089 NATIVE_OR_CROSS_LINKER.
1090 * testsuite/Makefile.in: Regenerate.
1091
c9484ea5
DK		 10922010-10-20 Doug Kwan <dougkwan@google.com>
1093
1094 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1095 without SHF_LINK_ORDER flags.
1096 * layout.cc (Layout::choose_output_section): Do not filter
1097 SHF_LINK_ORDER flag in a relocatable link.
1098
5bc2f5be
CC		 10992010-10-17 Cary Coutant <ccoutant@google.com>
1100
1101 * output.h (Output_segment::set_section_addresses): Change function
1102 signature. Update all callers.
1103 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1104 sections.
1105 (Output_segment::set_section_addresses): Align after last TLS
1106 section. Add padding before last relro section instead of after.
1107
0c91cf04
DK		 11082010-10-17 Doug Kwan <dougkwan@google.com>
1109
1110 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1111 GOT output section to be writable.
1112
8c21d9d3
CC		 11132010-10-14 Cary Coutant <ccoutant@google.com>
1114
1115 * debug.h (DEBUG_INCREMENTAL): New flag.
1116 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1117 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1118 mode.
1119 * incremental.cc (report_command_line): Ignore all forms of
1120 --incremental.
1121 * layout.cc (Layout::Layout): Check parameters for incremental link
1122 mode.
1123 * options.cc (General_options::parse_incremental): New function.
1124 (General_options::parse_no_incremental): New function.
1125 (General_options::parse_incremental_full): New function.
1126 (General_options::parse_incremental_update): New function.
1127 (General_options::incremental_mode_): New data member.
1128 (General_options::finalize): Check incremental_mode_.
1129 * options.h (General_options): Update help text for --incremental.
1130 Add --no-incremental, --incremental-full, --incremental-update.
1131 (General_options::Incremental_mode): New enum type.
1132 (General_options::incremental_mode): New function.
1133 (General_options::incremental_mode_): New data member.
1134 * parameters.cc (Parameters::incremental_mode_): New data member.
1135 (Parameters::set_options): Set incremental_mode_.
1136 (Parameters::set_incremental_full): New function.
1137 (Parameters::incremental): New function.
1138 (Parameters::incremental_update): New function.
1139 (set_parameters_incremental_full): New function.
1140 * parameters.h (Parameters::set_incremental_full): New function.
1141 (Parameters::incremental): New function.
1142 (Parameters::incremental_update): New function.
1143 (Parameters::incremental_mode_): New data member.
1144 (set_parameters_incremental_full): New function.
1145 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1146 incremental link mode.
1147 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1148 (Sized_relobj::do_relocate_sections): Likewise.
1149 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1150 option.
1151 * testsuite/Makefile.in: Regenerate.
1152 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1153
bb32aa18 11542010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 1155
1156 * script-sections.h (class Script_sections): Make
1157 Sections_elements typedef public.
1158 * script-sections.cc (class Sort_output_sections): Add elements_
1159 field. Add constructor which sets it; change all callers.
1160 (Sort_output_sections::is_before): New function.
1161 (Sort_output_sections::operator()): Call is_before.
1162 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1163 conditional.
1164 * testsuite/script_test_10.sh: New test. Test script section
1165 order.
1166 * testsuite/script_test_10.t: Likewise.
1167 * testsuite/script_test_10.s: Likewise.
1168 * testsuite/Makefile.am: Wrap the cross linker tests and the
1169 common tests into NATIVE_OR_CROSS_LINKER.
1170 (check_SCRIPTS): Add script_test_10.sh.
1171 (check_DATA): Add script_test_10.stdout.
1172 (script_test_10.o, script_test_10): New targets.
1173 (script_test_10.stdout): New target.
1174 * configure, testsuite/Makefile.in: Regenerate.
1175
3cef7179
ILT		 11762010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1177
1178 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1179 error for the deprecated relocations.
1180 (Target_arm::Scan::global): Likewise.
1181 (Target_arm::Relocate::relocate): Likewise.
1182
7411e9a8
RS		 11832010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1184
1185 * fileread.cc (Input_file::find_file): Initialize *found_name
1186 and *namep when using the fallback search for case 4.
1187
6a9da32a
CC		 11882010-10-11 Cary Coutant <ccoutant@google.com>
1189
1190 * options.h (class General_options): Redefine -z lazy as an alias for
1191 the negation of -z now.
1192
ac897c20
ILT		 11932010-10-11 Ian Lance Taylor <iant@google.com>
1194
1195 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1196 binding.
1197
ea5cae92
NC		 11982010-10-06 Nick Clifton <nickc@redhat.com>
1199
1200 * script-sections.cc(class Memory_region): Remove
1201 current_lma_offset_ field. Rename current_vma_offset_ to
1202 current_offset_. Add last_section_ field.
1203 (Memory_region::get_current_vma_address): Rename to
1204 get_current_address.
1205 (Memory_region::get_current_lma_address): Delete.
1206 (Memory_region::increment_vma_offset): Rename to
1207 increment_offset.
1208 (Memory_region::increment_lma_offset): Delete.
1209 (Memory_region::attributes_compatible): New method. Returns
1210 true if the provided section is compatible with the region.
1211 (Memory_region::get_last_section): New method. Returns the last
1212 section to use the region.
1213 (Memory_region::set_last_section): New method. Stores the last
1214 section to use the region.
1215 (Script_sections::block_in_region): New method. Returns true if
1216 a block of memory is contained within a region.
1217 (Script_sections::find_memory_region): New method. Locates a
1218 memory region to be used to set a VMA or LMA address.
1219 (Output_section_definition::set_section_addresses): Add code to
1220 check for addresses set by memory regions.
1221 (Output_segment::set_section_addresses): Remove memory region
1222 walking code.
1223 (Script_sections::create_segment): Add a warning if a header
1224 segment is created outside of any region.
1225 * script-sections.h (class Script_sections): Add prototypes for
1226 find_memory_region and block_in_region methods.
1227 * testsuite/memory_test.s: Use .long instead of .word.
1228 * testsuite/memory_test.t: Add some more output sections.
1229 * testsuite/memory_test.sh: Update expected output.
1230
a9bfd952
DK		 12312010-10-02 Doug Kwan <dougkwan@google.com>
1232
1233 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1234 defintion to symtab.h
1235 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1236 declaration to defintion.
1237
bacff3ab
NC		 12382010-10-01 Nick Clifton <nickc@redhat.com>
1239
1240 * expression.cc (eval): Replace dummy argument with NULL.
1241 (eval_maybe_dot): Check for a NULL result section pointer.
1242 (Symbol_expression::value): Likewise.
1243 (Dot_expression::value): Likewise.
1244 (BINARY_EXPRESSION): Likewise.
1245 (Max_expression::value): Likewise.
1246 (Min_expression::value): Likewise.
1247 (Absolute_expression::value): Likewise.
1248 (Addr_expression::value_from_output_section): Likewise.
1249 (Loaddddr_expression::value_from_output_section): Likewise.
1250 (Segment_start_expression::value): Likewise.
1251 * script-sections.cc
1252 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1253 argument with NULL.
1254 (Sections_elememt_dot_assignment::set_section_addresses):
1255 Likewise.
1256 (Output_data_expression::do_write_to_buffer): Likewise.
1257 (Output_section_definition::finalize_symbols): Likewise.
1258 (Output_section_definition::set_section_addresses): Likewise.
1259
f81bc8b5
DK		 12602010-09-30 Doug Kwan <dougkwan@google.com>
1261
1262 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1263
c95e9f27
ST		 12642010-09-28 Sriraman Tallam <tmsriram@google.com>
1265
1266 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 1267 function.
c95e9f27
ST		 1268 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1269 virtual function.
1270 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1271 virtual function.
1272 * icf.cc (get_section_contents): Inline merge sections only when
1273 target allows it.
1274
3cac54d2
RW		 12752010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1276
1277 * configure: Regenerate.
1278
2904037a
ILT		 12792010-09-17 Ian Lance Taylor <iant@google.com>
1280
1281 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 1282 * testsuite/Makefile.am (memory_test.o): New target.
1283 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1284 memory_test.t.
1285 * testsuite/Makefile.in: Rebuild.
2904037a 1286
bca7fb63
DK		 12872010-09-17 Doug Kwan <dougkwan@google.com>
1288
1289 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1290 defintion if relocation uses GOT entries of the symbol.
1291 * testsuite/icf_safe_test.sh: Fix test.
1292 * testsuite/icf_safe_so_test.sh: Fix test.
1293
4ef28648
CC		 12942010-09-16 Cary Coutant <ccoutant@google.com>
1295
1296 * script_sections.cc (class Memory_region): Remove "NULL" from
1297 vector initializations.
1298
793990de
CC		 12992010-09-15 Cary Coutant <ccoutant@google.com>
1300
1301 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1302 Resolve forwarding symbols.
1303
81e015e2
DK		 13042010-09-15 Doug Kwan <dougkwan@google.com>
1305
1306 * gold/testsuite/script_test_3.t: Add ARM special sections.
1307 * gold/testsuite/script_test_4.t: Same.
1308 * gold/testsuite/script_test_5.t: Same.
1309 * gold/testsuite/script_test_6.t: Same.
1310 * gold/testsuite/script_test_7.t: Same.
1311 * gold/testsuite/script_test_7.t: Same.
1312 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1313
36171d64
CC		 13142010-09-14 Cary Coutant <ccoutant@google.com>
1315
1316 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1317 (Target_x86_64::Relocate::relocate_tls): Replace check for
1318 saw_tls_block_reloc_ with test for executable section.
1319
d89051bd
CC		 13202010-09-12 Cary Coutant <ccoutant@google.com>
1321
1322 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1323 position-independent executables to shared libraries need dynamic
1324 relocations.
1325 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1326 position-independent executables.
1327 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1328 * testsuite/Makefile.in: Regenerate.
1329
fca41f0f
NC		 13302010-09-10 Nick Clifton <nickc@redhat.com>
1331
1332 PR gold/11997
1333 * testsuite/memory_test.t: Discard any sections that are not
1334 needed.
1335
6695e4b3
L		 13362010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1337
1338 PR gold/11996
1339 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1340 "This::" to work around a bug in gcc 4.2.
1341
1342 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1343
0f72bf6f
RÁE		 13442010-09-09 Rafael Espindola <espindola@google.com>
1345
1346 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1347 sections with different PF_X flags in the same segment.
1348 (Layout::find_first_load_seg): Search all segments to find the first
1349 one.
1350 * options.h (rosegment): New.
1351
13522010-09-08 Rafael Espindola <espindola@google.com>
a6577478 1353
05a79166 1354 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 1355
aa98ff75
DK		 13562010-09-08 Doug Kwan <dougkwan@google.com>
1357
1358 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1359 (Arm_relobj::do_relocate_sections): Add new parameter for output
1360 file to match the parent.
1361 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1362 of local symbols instead of input values. Update code to track
1363 changes in gold::relocate_section.
1364 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1365 (Sized_relobj::compute_final_local_value_internal): New methods.
1366 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1367 body into private version of Sized_relobj::compute_final_local_value.
1368 Call the inline method.
1369 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1370 merged symbol value if there is one.
1371 (Symbol_value::has_output_value): New method defintiion.
1372 (Sized_relobj::Compute_final_local_value_status): New enum type.
1373 (Sized_relobj::compute_final_local_value): New methods.
1374 (Sized_relobj::compute_final_local_value_internal): New methods.
1375 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1376 and arm_cortex_a8.sh.
1377 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1378 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1379 New tests.
1380 * Makefile.in: Regenerate.
1381 * testsuite/arm_bl_out_of_range.s: Update test.
1382 * testsuite/thumb_bl_out_of_range.s: Ditto.
1383 * testsuite/thumb_blx_out_of_range.s: Ditto.
1384 * testsuite/arm_branch_out_of_range.sh: New file.
1385 * testsuite/arm_cortex_a8.sh: Ditto.
1386 * testsuite/arm_cortex_a8_b.s: Ditto.
1387 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1388 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1389 * testsuite/arm_cortex_a8_bl.s: Ditto.
1390 * testsuite/arm_cortex_a8_blx.s: Ditto.
1391 * testsuite/arm_cortex_a8_local.s: Ditto.
1392 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1393 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1394
05a79166
L		 13952010-09-08 Rafael Espindola <espindola@google.com>
1396
1397 * Makefile.am (memory_test.stdout): Run readelf with -W.
1398 * Makefile.in: Regenerate.
1399 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1400 64 bit output.
1401
33dbc701
RÁE		 14022010-09-08 Rafael Espindola <espindola@google.com>
1403
1404 * script-sections.cc (Script_sections::add_memory_region): Convert
1405 field precision to int.
1406 * script.cc (script_set_section_region, script_set_section_region):
1407 Convert field precision to int.
1408
731ca54a
RÁE		 14092010-09-08 Rafael Espindola <espindola@google.com>
1410
1411 * arm.cc (do_finalize_sections): Create the __exidx_start and
1412 __exdix_end symbols even when the section is missing.
1413
7f8cd844
NC		 14142010-09-08 Nick Clifton <nickc@redhat.com>
1415
1416 * README: Remove claim that MEMORY is not supported.
1417 * expression.cc (script_exp_function_origin)
1418 (script_exp_function_length): Move from here to ...
1419 * script.cc: ... here.
1420 (script_set_section_region, script_add_memory)
1421 (script_parse_memory_attr, script_include_directive): New
1422 functions.
1423 * script-sections.cc
1424 (class Memory_region): New class.
1425 (class Output_section_definition): Add set_memory_region,
1426 set_section_vma, set_section_lma and get_section_name methods.
1427 (class Script_Sections): Add add_memory_region,
1428 find_memory_region, find_memory_region_origin,
1429 find_memory_region_length and set_memory_region methods.
1430 Have set_section_addresses method walk the list of set memory
1431 regions.
1432 Extend the print methos to display memory regions.
1433 * script-sections.h: Add prototypes for new methods.
1434 Add enum for MEMORY region attributes.
1435 * yyscript.y: Add support for parsing MEMORY regions.
1436 * script-c.h: Add prototypes for new functions.
1437 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1438 * testsuite/Makefile.in: Regenerate.
1439 * testsuite/memory_test.sh: New script.
1440 * testsuite/memory_test.s: New assembler source file.
1441 * testsuite/memory_test.t: New linker script.
1442
a4649286
DK		 14432010-08-27 Doug Kwan <dougkwan@google.com>
1444
1445 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1446 reference override an existing dynamic weak reference.
1447 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1448 * testsuite/Makefile.in: Regenerate.
1449 * testsuite/dyn_weak_ref.sh: New file.
1450 * testsuite/dyn_weak_ref_1.c: Ditto.
1451 * testsuite/dyn_weak_ref_2.c: Ditto.
1452
b56648ad
ILT		 14532010-08-27 Ian Lance Taylor <iant@google.com>
1454
1455 * incremental.h (class Incremental_input_entry): Add virtual
1456 destructor.
1457
809313cb
ILT		 14582010-08-27 Ian Lance Taylor <iant@google.com>
1459
1460 * testsuite/start_lib_test_3.c: Mark t3 as used.
1461
11e32464
NC		 14622010-08-27 Nick Clifton <nickc@redhat.com>
1463
1464 * options.cc (version_script): Fix small typo in previous
1465 whitespace tidyup.
1466
ca09d69a
NC		 14672010-08-25 Nick Clifton <nickc@redhat.com>
1468
1469 * archive.cc: Formatting fixes: Remove whitespace between
1470 typename and following asterisk. Remove whitespace between
1471 function name and opening parenthesis.
1472 * archive.h: Likewise.
1473 * arm.cc: Likewise.
1474 * attributes.cc: Likewise.
1475 * attributes.h: Likewise.
1476 * common.cc: Likewise.
1477 * copy-relocs.cc: Likewise.
1478 * dirsearch.h: Likewise.
1479 * dynobj.cc: Likewise.
1480 * ehframe.cc: Likewise.
1481 * ehframe.h: Likewise.
1482 * expression.cc: Likewise.
1483 * fileread.cc: Likewise.
1484 * fileread.h: Likewise.
1485 * gc.h: Likewise.
1486 * gold-threads.cc: Likewise.
1487 * gold.cc: Likewise.
1488 * i386.cc: Likewise.
1489 * icf.h: Likewise.
1490 * incremental-dump.cc: Likewise.
1491 * incremental.cc: Likewise.
1492 * layout.cc: Likewise.
1493 * layout.h: Likewise.
1494 * main.cc: Likewise.
1495 * merge.cc: Likewise.
1496 * merge.h: Likewise.
1497 * object.cc: Likewise.
1498 * object.h: Likewise.
1499 * options.cc: Likewise.
1500 * options.h: Likewise.
1501 * output.cc: Likewise.
1502 * output.h: Likewise.
1503 * plugin.cc: Likewise.
1504 * plugin.h: Likewise.
1505 * powerpc.cc: Likewise.
1506 * reloc.cc: Likewise.
1507 * script-c.h: Likewise.
1508 * script-sections.cc: Likewise.
1509 * script.cc: Likewise.
1510 * stringpool.cc: Likewise.
1511 * symtab.cc: Likewise.
1512 * symtab.h: Likewise.
1513 * target.cc: Likewise.
1514 * timer.cc: Likewise.
1515 * timer.h: Likewise.
1516 * version.cc: Likewise.
1517 * x86_64.cc: Likewise.
1518
b8fa8750
NC		 15192010-08-24 Nick Clifton <nickc@redhat.com>
1520
1521 PR 11899
1522 * layout.cc (segment_precedes): Sort segments by their physical
1523 addresses, if they have been set.
1524
9919d93b
CC		 15252010-08-23 Cary Coutant <ccoutant@google.com>
1526
1527 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1528 symbols data.
1529 (Lib_group::include_member): Unlock object after deleting its
1530 symbols data.
1531 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1532 the bug fixed here.
1533
97b4be1c
CC		 15342010-08-19 Neil Vachharajani <nvachhar@google.com>
1535 Cary Coutant <ccoutant@google.com>
1536
1537 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1538 constructor, and set_blocker.
1539 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1540 readsyms_blocker_.
1541 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1542 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1543 * testsuite/Makefile.am (start_lib_test): New test case.
1544 * testsuite/Makefile.in: Regenerate.
1545 * testsuite/start_lib_test_main.c: New file.
1546 * testsuite/start_lib_test_1.c: New file.
1547 * testsuite/start_lib_test_2.c: New file.
1548 * testsuite/start_lib_test_3.c: New file.
1549
dd0b1884
ILT		 15502010-08-19 Ian Lance Taylor <iant@google.com>
1551
1552 * Makefile.in: Rebuild with automake 1.11.1.
1553 * aclocal.m4: Likewise.
1554 * testsuite/Makefile.in: Likewise.
1555
7223e9ca
ILT		 15562010-08-19 Ian Lance Taylor <iant@google.com>
1557
1558 PR 10893
1559 * i386.cc (class Output_data_plt_i386): Update declarations.
1560 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1561 local_ifuncs_ fields.
1562 (Target_i386::do_plt_section_for_global): New function.
1563 (Target_i386::do_plt_section_for_local): New function.
1564 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1565 parameter; change all callers. Initialize global_ifuncs_ and
1566 local_ifuncs_. If doing a static link define __rel_iplt_start and
1567 __rel_iplt_end.
1568 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1569 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1570 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1571 symbols.
1572 (Target_i386::make_plt_section): New function, broken out of
1573 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1574 (Target_i386::make_plt_entry): Call make_plt_section.
1575 (Target_i386::make_local_ifunc_plt_entry): New function.
1576 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1577 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1578 R_386_IRELATIVE to switch.
1579 (Target_i386::Scan::global): Likewise.
1580 (Target_i386::Relocate::relocate): Likewise.
1581 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1582 switch.
1583 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1584 (Target_x86_64::do_plt_section_for_global): New function.
1585 (Target_x86_64::do_plt_section_for_local): New function.
1586 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1587 parameter; change all callers. If doing a static link define
1588 __rela_iplt_start and __rela_iplt_end.
1589 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1590 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1591 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1592 to point to .plt.
1593 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1594 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1595 switch.
1596 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1597 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1598 R_X86_64_IRELATIVE to switch.
1599 (Target_x86_64::Scan::global): Likewise.
1600 (Target_x86_64::Relocate::relocate): Likewise.
1601 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1602 switch.
1603 * target.h (class Target): Add plt_section_for_global and
1604 plt_section_for_local functions. Add do_plt_section_for_global
1605 and do_plt_section_for_local virtual functions.
1606 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1607 clarifying comments.
1608 (Symbol::use_plt_offset): Handle IFUNC symbol.
1609 * object.cc (Sized_relobj::Sized_relobj): Initialize
1610 local_plt_offsets_.
1611 (Sized_relobj::local_has_plt_offset): New function.
1612 (Sized_relobj::local_plt_offset): New function.
1613 (Sized_relobj::set_local_plt_offset): New function.
1614 (Sized_relobj::do_count): Handle IFUNC symbol.
1615 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1616 a bit away from input_shndx_ field. Add set_is_func_symbol and
1617 is_ifunc_symbol functions.
1618 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1619 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1620 local_plt_offsets_ field.
1621 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1622 * output.h (class Output_section_data): Add non-const
1623 output_section function.
1624 (class Output_data_got): Update declarations.
1625 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1626 Add use_plt_offset parameter to global and local constructors.
1627 Change all callers. Change local_sym_index_ field to 31 bits.
1628 Change GSYM_CODE and CONSTANT_CODE accordingly.
1629 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1630 doing a static link don't set sh_link field.
1631 (Output_data_got::Got_entry::write): Use PLT offset if
1632 appropriate.
1633 (Output_data_got::add_global_plt): New function.
1634 (Output_data_got::add_local_plt): New function.
1635 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1636 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1637 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1638 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1639 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1640 IFUNC conditional.
1641 * testsuite/ifunc-sel.h: New file.
1642 * testsuite/ifuncmain1.c: New file.
1643 * testsuite/ifuncmain1vis.c: New file.
1644 * testsuite/ifuncmod1.c: New file.
1645 * testsuite/ifuncdep2.c: New file.
1646 * testsuite/ifuncmain2.c: New file.
1647 * testsuite/ifuncmain3.c: New file.
1648 * testsuite/ifuncmod3.c: New file.
1649 * testsuite/ifuncmain4.c: New file.
1650 * testsuite/ifuncmain5.c: New file.
1651 * testsuite/ifuncmod5.c: New file.
1652 * testsuite/ifuncmain6pie.c: New file.
1653 * testsuite/ifuncmod6.c: New file.
1654 * testsuite/ifuncmain7.c: New file.
1655 * configure, testsuite/Makefile.in: Rebuild.
1656
56f75c03
ILT		 16572010-08-18 Ian Lance Taylor <iant@google.com>
1658
1659 * incremental.cc
1660 (Output_section_incremental_inputs::write_input_files): Add cast
1661 to avoid signed/unsigned comparison warning.
1662 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1663
55455f89
CC		 16642010-08-12 Cary Coutant <ccoutant@google.com>
1665
1666 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1667
e2054bcb
ILT		 16682010-08-13 Ian Lance Taylor <iant@google.com>
1669
1670 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1671
74f67560
DK		 16722010-08-12 Cary Coutant <ccoutant@google.com>
1673 Doug Kwan <dougkwan@google.com>
1674
1675 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1676 defintion overrides non-weak undef, remember that the original undef
1677 is not weak.
1678 * symtab.cc (Symbol_table::sized_write_global): For undef without
1679 an original weak binding, set binding to global in output.
1680 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1681 * testsuite/Makefile.in: Regenerate.
1682 * testsuite/strong_ref_weak_def.sh: New file.
1683 * testsuite/strong_ref_weak_def_1.c: Ditto.
1684 * testsuite/strong_ref_weak_def_2.c: Ditto.
1685
d1238d12
CC		 16862010-08-12 Cary Coutant <ccoutant@google.com>
1687
1688 * testsuite/incremental_test.sh: Rewrite.
1689 * testsuite/incremental_test_1.c: Rewrite.
1690 * testsuite/incremental_test_2.c: Rewrite.
1691
0e70b911
CC		 16922010-08-12 Cary Coutant <ccoutant@google.com>
1693
1694 * arm.cc (Target_arm::got_size): Add const.
1695 (Target_arm::got_entry_count): New function.
1696 (Target_arm::plt_entry_count): New function.
1697 (Target_arm::first_plt_entry_offset): New function.
1698 (Target_arm::plt_entry_size): New function.
1699 (Output_data_plt_arm::entry_count): New function.
1700 (Output_data_plt_arm::first_plt_entry_offset): New function.
1701 (Output_data_plt_arm::get_plt_entry_size): New function.
1702 * i386.cc (Target_i386::got_size): Add const.
1703 (Target_i386::got_entry_count): New function.
1704 (Target_i386::plt_entry_count): New function.
1705 (Target_i386::first_plt_entry_offset): New function.
1706 (Target_i386::plt_entry_size): New function.
1707 (Output_data_plt_i386::entry_count): New function.
1708 (Output_data_plt_i386::first_plt_entry_offset): New function.
1709 (Output_data_plt_i386::get_plt_entry_size): New function.
1710 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1711 find_incremental_inputs_sections. Dump incremental_got_plt section.
1712 * incremental.cc: Include target.h.
1713 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1714 parameter. Adjust all callers. Find incremental_got_plt section.
1715 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1716 section.
1717 (Output_section_incremental_inputs::set_final_data_size): Calculate
1718 size of incremental_got_plt section.
1719 (Output_section_incremental_inputs::do_write): Write the
1720 incremental_got_plt section.
1721 (Got_plt_view_info): New struct.
1722 (Local_got_offset_visitor): New class.
1723 (Global_got_offset_visitor): New class.
1724 (Global_symbol_visitor_got_plt): New class.
1725 (Output_section_incremental_inputs::write_got_plt): New function.
1726 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1727 Add parameter. Adjust all callers.
1728 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1729 (Incremental_inputs::got_plt_section): New function.
1730 (Incremental_inputs::got_plt_section_): New data member.
1731 (Incremental_got_plt_reader): New class.
1732 * layout.cc (Layout::create_incremental_info_sections): Add the
1733 incremental_got_plt section.
1734 * object.h (Got_offset_list::get_list): New function.
1735 (Got offset_list::for_all_got_offsets): New function.
1736 (Sized_relobj::local_got_offset_list): New function.
1737 * powerpc.cc (Target_powerpc::got_size): Add const.
1738 (Target_powerpc::got_entry_count): New function.
1739 (Target_powerpc::plt_entry_count): New function.
1740 (Target_powerpc::first_plt_entry_offset): New function.
1741 (Target_powerpc::plt_entry_size): New function.
1742 (Output_data_plt_powerpc::entry_count): New function.
1743 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1744 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1745 * sparc.cc (Target_sparc::got_size): Add const.
1746 (Target_sparc::got_entry_count): New function.
1747 (Target_sparc::plt_entry_count): New function.
1748 (Target_sparc::first_plt_entry_offset): New function.
1749 (Target_sparc::plt_entry_size): New function.
1750 (Output_data_plt_sparc::entry_count): New function.
1751 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1752 (Output_data_plt_sparc::get_plt_entry_size): New function.
1753 * symtab.h (Symbol::got_offset_list): New function.
1754 (Symbol_table::for_all_symbols): New function.
1755 * target.h (Sized_target::got_entry_count): New function.
1756 (Sized_target::plt_entry_count): New function.
1757 (Sized_target::plt_entry_size): New function.
1758 * x86_64.cc (Target_x86_64::got_size): Add const.
1759 (Target_x86_64::got_entry_count): New function.
1760 (Target_x86_64::plt_entry_count): New function.
1761 (Target_x86_64::first_plt_entry_offset): New function.
1762 (Target_x86_64::plt_entry_size): New function.
1763 (Output_data_plt_x86_64::entry_count): New function.
1764 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1765 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1766
09ec0418
CC		 17672010-08-12 Cary Coutant <ccoutant@google.com>
1768
1769 * archive.cc: Include incremental.h.
1770 (Archive::Archive): Initialize incremental_info_.
1771 (Archive::include_member): Record archive members in incremental info.
1772 (Add_archive_symbols::run): Record begin and end of an archive in
1773 incremental info.
1774 (Lib_group::include_member): Record objects in incremental info.
1775 * archive.h (Incremental_archive_entry): Forward declaration.
1776 (Archive::set_incremental_info): New member function.
1777 (Archive::incremental_info): New member function.
1778 (Archive::Unused_symbol_iterator): New class.
1779 (Archive::unused_symbols_begin): New member function.
1780 (Archive::unused_symbols_end): New member function.
1781 (Archive::incremental_info_): New data member.
1782 * incremental-dump.cc (find_input_containing_global): New function.
1783 (dump_incremental_inputs): Dump new incremental info sections.
1784 * incremental.cc: Include symtab.h.
1785 (Output_section_incremental_inputs): New class.
1786 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1787 new incremental info sections.
1788 (Sized_incremental_binary::do_check_inputs): Likewise.
1789 (Incremental_inputs::report_archive): Remove.
1790 (Incremental_inputs::report_archive_begin): New function.
1791 (Incremental_inputs::report_archive_end): New function.
1792 (Incremental_inputs::report_object): New function.
1793 (Incremental_inputs::finalize_inputs): Remove.
1794 (Incremental_inputs::report_input_section): New function.
1795 (Incremental_inputs::report_script): Rewrite.
1796 (Incremental_inputs::finalize): Do nothing but finalize string table.
1797 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1798 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1799 (Incremental_inputs::create_data_sections): New function.
1800 (Incremental_inputs::relocs_entsize): New function.
1801 (Output_section_incremental_inputs::set_final_data_size): New function.
1802 (Output_section_incremental_inputs::do_write): New function.
1803 (Output_section_incremental_inputs::write_header): New function.
1804 (Output_section_incremental_inputs::write_input_files): New function.
1805 (Output_section_incremental_inputs::write_info_blocks): New function.
1806 (Output_section_incremental_inputs::write_symtab): New function.
1807 * incremental.h (Incremental_script_entry): Forward declaration.
1808 (Incremental_object_entry): Forward declaration.
1809 (Incremental_archive_entry): Forward declaration.
1810 (Incremental_inputs): Forward declaration.
1811 (Incremental_inputs_header_data): Remove.
1812 (Incremental_inputs_header): Remove.
1813 (Incremental_inputs_header_write): Remove.
1814 (Incremental_inputs_entry_data): Remove.
1815 (Incremental_inputs_entry): Remove.
1816 (Incremental_inputs_entry_write): Remove.
1817 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1818 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1819 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1820 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1821 Likewise.
1822 (Incremental_input_entry): New class.
1823 (Incremental_script_entry): New class.
1824 (Incremental_object_entry): New class.
1825 (Incremental_archive_entry): New class.
1826 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1827 (Incremental_inputs::report_inputs): Remove.
1828 (Incremental_inputs::report_archive): Remove.
1829 (Incremental_inputs::report_archive_begin): New function.
1830 (Incremental_inputs::report_archive_end): New function.
1831 (Incremental_inputs::report_object): Change prototype.
1832 (Incremental_inputs::report_input_section): New function.
1833 (Incremental_inputs::report_script): Change prototype.
1834 (Incremental_inputs::get_reloc_count): New function.
1835 (Incremental_inputs::set_reloc_count): New function.
1836 (Incremental_inputs::create_data_sections): New function.
1837 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1838 (Incremental_inputs::inputs_section): New function.
1839 (Incremental_inputs::symtab_section): New function.
1840 (Incremental_inputs::relocs_section): New function.
1841 (Incremental_inputs::get_stringpool): Add const.
1842 (Incremental_inputs::command_line): Add const.
1843 (Incremental_inputs::inputs): Remove.
1844 (Incremental_inputs::command_line_key): New function.
1845 (Incremental_inputs::input_file_count): New function.
1846 (Incremental_inputs::input_files): New function.
1847 (Incremental_inputs::relocs_entsize): New function.
1848 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1849 (Incremental_inputs::finalize_inputs): Remove.
1850 (Incremental_inputs::Input_info): Remove.
1851 (Incremental_inputs::lock_): Remove.
1852 (Incremental_inputs::inputs_): Change type.
1853 (Incremental_inputs::inputs_map_): Remove.
1854 (Incremental_inputs::current_object_entry_): New data member.
1855 (Incremental_inputs::inputs_section_): New data member.
1856 (Incremental_inputs::symtab_section_): New data member.
1857 (Incremental_inputs::relocs_section_): New data member.
1858 (Incremental_inputs::reloc_count_): New data member.
1859 (Incremental_inputs_reader): New class.
1860 (Incremental_symtab_reader): New class.
1861 (Incremental_relocs_reader): New class.
1862 * layout.cc (Layout::finalize): Move finalization of incremental info
1863 and creation of incremental info sections to follow finalization of
1864 symbol table. Set offsets for postprocessing sections.
1865 (Layout::create_incremental_info_sections): Call
1866 Incremental_inputs::create_data_sections. Add incremental symtab
1867 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1868 sections to layout after input sections.
1869 * layout.h (struct Timespec): Forward declaration.
1870 (Layout::incremental_inputs): Add const.
1871 (Layout::create_incremental_info_sections): Add parameter.
1872 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1873 * object.cc: Include incremental.h.
1874 (Relobj::finalize_incremental_relocs): New function.
1875 (Sized_relobj::do_layout): Record input sections in incremental info.
1876 * object.h (Object::output_section): New function.
1877 (Object::output_section_offset): Moved from Relobj.
1878 (Object::get_incremental_reloc_base): New function.
1879 (Object::get_incremental_reloc_count): New function.
1880 (Object::do_output_section): New function.
1881 (Object::do_output_section_offset): Moved from Relobj.
1882 (Object::do_get_incremental_reloc_base): New function.
1883 (Object::do_get_incremental_reloc_count): New function.
1884 (Object::Object): Initialize new data members.
1885 (Relobj::output_section): Renamed do_output_section and moved to
1886 protected.
1887 (Relobj::output_section_offset): Moved to Object.
1888 (Relobj::do_get_incremental_reloc_base): New function.
1889 (Relobj::do_get_incremental_reloc_count): New function.
1890 (Relobj::allocate_incremental_reloc_counts): New function.
1891 (Relobj::count_incremental_reloc): New function.
1892 (Relobj::finalize_incremental_relocs): New function.
1893 (Relobj::next_incremental_reloc_index): New function.
1894 (Relobj::reloc_counts_): New data member.
1895 (Relobj::reloc_bases_): New data member.
1896 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1897 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1898 (Sized_relobj::incremental_relocs_scan): New function.
1899 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1900 (Sized_relobj::incremental_relocs_write): New function.
1901 (Sized_relobj::incremental_relocs_write_reltype): New function.
1902 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1903 incremental link.
1904 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1905 archives and object files elsewhere.
1906 (Add_symbols::run): Report object files here.
1907 (Finish_group::run): Report end of archive at end of group.
1908 * reloc.cc: Include layout.h, incremental.h.
1909 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1910 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1911 (Sized_relobj::incremental_relocs_scan): New function.
1912 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1913 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1914 (Sized_relobj::incremental_relocs_write): New function.
1915 (Sized_relobj::incremental_relocs_write_reltype): New function.
1916 * script.cc (read_input_script): Rewrite test for incremental link.
1917 Change call to Incremental_inputs::report_script.
1918 * symtab.h (Symbol_table::first_global_index): New function.
1919 (Symbol_table::output_count): New function.
1920
ce0d1972
DK		 19212010-08-12 Doug Kwan <dougkwan@google.com>
1922
1923 * arm.cc (Target_arm::merge_object_attributes): Check command line
1924 options --no-wchar-size-warning and --no-enum-size-warning.
1925 * options.h (General_options): Add ld-compatible options
1926 --no-enum-size-warning and --no-wchar-size-warning.
1927
6e5710ce
ILT		 19282010-08-04 Ian Lance Taylor <iant@google.com>
1929
1930 * x86_64.cc (Target_x86_64::Scan::local): Use
1931 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1932 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1933 (Target_x86_64::Scan::global): Likewise.
1934 (Target_x86_64::Relocate::relocate): Likewise.
1935 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1936 Likewise.
1937
fef830db
CC		 19382010-08-03 Cary Coutant <ccoutant@google.com>
1939
1940 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1941 to reserve space in merged_strings vector. Keep total input size
1942 for stats.
1943 (Output_merge_string::do_print_merge_stats): Print total input size.
1944 * merge.h (Output_merge_string): Add input_size_ field.
1945 * stringpool.cc (Stringpool_template::string_length): Move
1946 implementations out of Stringpool_template class and place in
1947 stringpool.h.
1948 * stringpool.h (string_length): Move out of Stringpool_template.
1949
1e3811b0
ILT		 19502010-08-03 Ian Lance Taylor <iant@google.com>
1951
1952 PR 11712
1953 * layout.cc (relaxation_loop_body): If address of load segment is
1954 set, adjust address to include headers if possible.
1955
7af0c620
ILT		 19562010-08-03 Ian Lance Taylor <iant@google.com>
1957
1958 * version.cc (version_string): Bump to 1.10.
1959
22f0da72
ILT		 19602010-08-03 Ian Lance Taylor <iant@google.com>
1961
1962 PR 11805
1963 * layout.h (enum Output_section_order): Define.
1964 (class Layout): Update declarations.
1965 * layout.cc (Layout::get_output_section): Add order parameter.
1966 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1967 is_first_non_relro parameters. Change all callers.
1968 (Layout::choose_output_section): Likewise.
1969 (Layout::add_output_section_data): Likewise.
1970 (Layout::make_output_section): Likewise. Set order.
1971 (Layout::default_section_order): New function.
1972 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1973 * output.cc (Output_section::Output_section): Initialize order_.
1974 Don't initialize deleted fields.
1975 (Output_segment::Output_segment): Don't initialize deleted
1976 fields.
1977 (Output_segment::add_output_section_to_load): New function
1978 replacing add_output_section. Change all callers to call this or
1979 add_output_section_to_nonload.
1980 (Output_segment::add_output_section_to_nonload): New function.
1981 (Output_segment::remove_output_section): Rewrite.
1982 (Output_segment::add_initial_output_data): Likewise.
1983 (Output_segment::has_any_data_sections): Likewise.
1984 (Output_segment::is_first_section_relro): Likewise.
1985 (Output_segment::maximum_alignment): Likewise.
1986 (Output_segment::has_dynamic_reloc): New function replacing
1987 dynamic_reloc_count. Change all callers.
1988 (Output_segment::has_dynamic_reloc_list): New function replacing
1989 dynamic_reloc_count_list. Change all callers.
1990 (Output_segment::set_section_addresses): Rewrite.
1991 (Output_segment::set_offset): Rewrite.
1992 (Output_segment::find_first_and_last_list): Remove.
1993 (Output_segment::set_tls_offsets): Rewrite.
1994 (Output_segment::first_section_load_address): Likewise.
1995 (Output_segment::output_section_count): Likewise.
1996 (Output_segment::section_with_lowest_load_address): Likewise.
1997 (Output_segment::write_section_headers): Likewise.
1998 (Output_segment::print_sections_to_map): Likewise.
1999 * output.h (class Output_data): Remove dynamic_reloc_count_
2000 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2001 (Output_data::add_dynamic_reloc): Rewrite.
2002 (Output_data::has_dynamic_reloc): New function.
2003 (Output_data::dynamic_reloc_count): Remove.
2004 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2005 is_last_relro_, is_first_non_relro_, is_interp_,
2006 is_dynamic_linker_section_ fields. Add order and set_order
2007 functions. Remove is_relro_local, set_is_relro_local,
2008 is_last_relro, set_is_last_relro, is_first_non_relro,
2009 set_is_first_non_relro functions, is_interp, set_is_interp,
2010 is_dynamic_linker_section, and set_is_dynamic_linker_section
2011 functions.
2012 (class Output_segment): Change Output_data_list from std::list to
2013 std:;vector. Add output_lists_ field. Remove output_data_ and
2014 output_bss_ fields. Update declarations.
2015
3ff2ccb0
ILT		 20162010-08-02 Ian Lance Taylor <iant@google.com>
2017
2018 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2019 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2020 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2021
88a4108b
ILT		 20222010-08-02 Ian Lance Taylor <iant@google.com>
2023
2024 PR 11855
2025 * script.cc (Script_options::Script_options): Initialize
2026 symbol_definitions_ and symbol_references_.
2027 (Script_options::add_symbol_assignment): Update
2028 symbol_definitions_ and symbol_references_.
2029 (Script_options::add_symbol_reference): New function.
2030 (script_symbol): New function.
2031 * script.h (class Script_options): Add symbol_definitions_ and
2032 symbol_references_ fields.
2033 (Script_options::referenced_const_iterator): New type.
2034 (Script_options::referenced_begin): New function.
2035 (Script_options::referenced_end): New function.
2036 (Script_options::is_referenced): New function.
2037 (Script_options::any_unreferenced): New function.
2038 * script-c.h (script_symbol): Declare.
2039 * yyscript.y (exp): Call script_symbol.
2040 * symtab.cc: Include "script.h".
2041 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2042 Change all callers. Check symbols referenced by scripts.
2043 (Symbol_table::add_undefined_symbols_from_command_line): Add
2044 layout parameter. Change all callers.
2045 (Symbol_table::do_add_undefined_symbols_from_command_line):
2046 Likewise. Break out loop body. Check symbols referenced by
2047 scripts.
2048 (Symbol_table::add_undefined_symbol_from_command_line): New
2049 function broken out of
2050 do_add_undefined_symbols_from_command_line.
2051 * symtab.h (class Symbol_table): Update declarations.
2052 * archive.cc: Include "layout.h".
2053 (Archive::should_include_member): Add layout parameter. Change
2054 all callers. Check for symbol mentioned in expression.
2055 * archive.h (class Archive): Update declaration.
2056 * object.cc (Sized_relobj::do_should_include_member): Add layout
2057 parameter.
2058 * object.h (Object::should_include_member): Add layout parameter.
2059 Change all callers.
2060 (Object::do_should_include_member): Add layout parameter.
2061 (class Sized_relobj): Update declaration.
2062 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2063 parameter.
2064 * dynobj.h (class Sized_dynobj): Update declaration.
2065 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2066 layout parameter.
2067 * plugin.h (class Sized_pluginobj): Update declaration.
2068
5f1ab67a
ILT		 20692010-08-02 Ian Lance Taylor <iant@google.com>
2070
2071 PR 11866
2072 * output.cc (Output_segment::set_offset): Search for the first and
2073 last sections rather than assuming that the list is in order.
2074 (Output_segment::find_first_and_last_list): New function.
2075 * output.h (class Output_segment): Update declarations.
2076 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2077 (relro_strip_test_SOURCES): New variable.
2078 (relro_strip_test_DEPENDENCIES): New variable.
2079 (relro_strip_test_LDFLAGS): New variable.
2080 (relro_strip_test_LDADD): New variable.
2081 (relro_strip_test.so): New target.
2082
a8df5856
ILT		 20832010-08-02 Ian Lance Taylor <iant@google.com>
2084
2085 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2086 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2087 (Target_i386::got_tlsdesc_section): New function.
2088 (Target_i386::got_section): Create space for GOT entries for
2089 TLSDESC relocations.
2090 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2091 R_386_TLS_GOTDESC.
2092 (Target_i386::Scan::global): Likewise.
2093 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2094 using TLSDESC GOT.
2095 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2096 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2097 (Target_x86_64::got_tlsdesc_section): New function.
2098 (Target_x86_64::got_section): Create space for GOT entries for
2099 TLSDESC relocations.
2100 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2101 R_386_TLS_GOTDESC.
2102 (Target_x86_64::Scan::global): Likewise.
2103 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2104 using TLSDESC GOT.
2105
0c10a0a6
ILT		 21062010-08-02 Ian Lance Taylor <iant@google.com>
2107
2108 * testsuite/final_layout.sh: Use dc to convert from hex to
2109 decimal.
2110
41cbeecc
ST		 21112010-07-29 Sriraman Tallam <tmsriram@google.com>
2112
2113 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2114 paramter to the call to gold::gc_process_relocs.
2115 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2116 paramter to the call to gold::gc_process_relocs.
2117 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2118 parameter to the call to gold::gc_process_relocs.
2119 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2120 template parameter to the call to gold::gc_process_relocs.
2121 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2122 paramter to the call to gold::gc_process_relocs.
2123 * gc.h (get_embedded_addend_size): New function.
2124 (gc_process_relocs): Save the size of the reloc for use by ICF.
2125 * icf.cc (get_section_contents): Get the addend from the text section
2126 for SHT_REL relocation sections.
2127 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2128 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2129 * int_encoding.h (read_from_pointer): New overloaded function.
2130 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2131 * testsuite/icf_sht_rel_addend_test.sh: New file.
2132 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2133 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2134
6ea55b82
RW		 21352010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2136
2137 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2138 * Makefile.in: Regenerate.
2139 * testsuite/Makefile.in: Regenerate.
2140
9691462b
ILT		 21412010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2142
2143 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2144 * gold/testsuite/debug_msg.cc: Likewise.
2145 * gold/testsuite/odr_violation1.cc
2146 * gold/testsuite/odr_violation2.cc
2147
76897331
CC		 21482010-07-21 Cary Coutant <ccoutant@google.com>
2149
2150 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2151 string, and length fields.
2152 (Output_merge_string::Merged_strings_list): New type.
2153 (Output_merge_string::Merged_strings_lists): New typedef.
2154 (Output_merge_string): Replace merged_strings_ with
2155 merged_strings_lists_.
2156 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2157 Merged_strings_list per input object and section. Don't store pointer
2158 to the string. Don't store length with each merged string entry.
2159 (Output_merge_string::finalize_merged_data): Loop over list of merged
2160 strings lists. Recompute length of each merged string.
2161
78384e8f
CC		 21622010-07-15 Cary Coutant <ccoutant@google.com>
2163
2164 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2165 here.
2166
783659f9
ILT		 21672010-07-14 Ian Lance Taylor <iant@google.com>
2168
2169 * descriptors.cc (Descriptors::open): Report correct name in error
2170 message.
2171
131687b4
DK		 21722010-07-13 Doug Kwan <dougkwan@google.com>
2173
2174 * arm.cc (Arm_input_section::Arm_input_section): For a
2175 SHT_ARM_EXIDX section, always keeps the input sections.
2176 (Arm_input_section::set_exidx_section_link): New method.
2177 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2178 has_errors_ to false.
2179 (Arm_exidx_input_section::has_errors,
2180 Arm_exidx_input_section::set_has_errors): New methods.
2181 (Arm_exidx_input_section::has_errors_): New data member.
2182 (Arm_relobj::get_exidx_shndx_list): New method.
2183 (Arm_output_section::append_text_sections_to_list): Do not skip
2184 section without SHF_EXECINSTR.
2185 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2186 errors.
2187 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2188 section header. Make error messages more verbose. Check for
2189 a non-executable section linked to an EXIDX section.
2190 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2191 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2192 check that there is no deferred EXIDX section if we exit early.
2193 Instead of not making an EXIDX section in case of an error, make one
2194 and set the has_errors flag of it.
2195 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2196 in a relocatable link.
2197 (Target_arm::do_relax): Look for the EXIDX output section instead of
2198 assuming that it is called .ARM.exidx.
2199 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2200 section list. Do not check for SHF_EXECINSTR section flags but
2201 skip any input section with errors.
2202 * output.cc (Output_section::Output_section): Initialize
2203 always_keeps_input_sections_ to false.
2204 (Output_section::add_input_section): Check for
2205 always_keeps_input_sections_.
2206 * output.h (Output_section::always_keeps_input_sections,
2207 Output_section::set_always_keeps_input_sections): New methods.
2208 (Output_section::always_keeps_input_sections): New data member.
2209
69517287
RÁE		 22102010-07-13 Rafael Espindola <espindola@google.com>
2211
2212 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2213 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2214
82742395
ILT		 22152010-07-13 Philip Herron <herron.philip@googlemail.com>
2216 Ian Lance Taylor <iant@google.com>
2217
2218 * output.h (Output_section_lookup_maps::add_merge_section):
2219 Correct check of whether value was inserted.
2220 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2221 (Output_section_lookup_maps::add_relaxed_input_section):
2222 Likewise.
2223 * arm.cc (Target_arm::got_section): Remove used local os.
2224 * i386.cc (Target_i386::got_section): Likewise.
2225 * x86_64.cc (Target_x86_64::got_section): Likewise.
2226 * sparc.cc (Target_sparc::got_section): Likewise.
2227 (Target_sparc::relocate): Remove unused local have_got_offset.
2228 * powerpc.cc (Target_powerpc::relocate): Likewise.
2229
f2d707b5
ILT		 22302010-07-13 Ian Lance Taylor <iant@google.com>
2231
241531d6
ILT		 2232 * compressed_output.cc (zlib_decompress): Fix signature in
2233 !HAVE_ZLIB_H case.
2234
f2d707b5
ILT		 2235 * archive.cc (Archive::include_member): Unlock an external member
2236 of a thin archive. Don't bother to delete an object we know is
2237 NULL.
2238
a2e47362
CC		 22392010-07-12 Cary Coutant <ccoutant@google.com>
2240
2241 * compressed_output.cc (zlib_decompress): New function.
2242 (get_uncompressed_size): New function.
2243 (decompress_input_section): New function.
2244 * compressed_output.h (get_uncompressed_size): New function.
2245 (decompress_input_section): New function.
2246 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2247 Handle compressed debug sections.
2248 * layout.cc (is_compressed_debug_section): New function.
2249 (Layout::output_section_name): Map compressed section names to
2250 canonical names.
2251 * layout.h (is_compressed_debug_section): New function.
2252 (is_debug_info_section): Recognize compressed debug sections.
2253 * merge.cc: Include compressed_output.h.
2254 (Output_merge_data::do_add_input_section): Handle compressed
2255 debug sections.
2256 (Output_merge_string::do_add_input_section): Handle compressed
2257 debug sections.
2258 * object.cc: Include compressed_output.h.
2259 (Sized_relobj::Sized_relobj): Initialize new data members.
2260 (build_compressed_section_map): New function.
2261 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2262 * object.h (Object::section_is_compressed): New method.
2263 (Object::do_section_is_compressed): New method.
2264 (Sized_relobj::Compressed_section_map): New type.
2265 (Sized_relobj::do_section_is_compressed): New method.
2266 (Sized_relobj::compressed_sections_): New data member.
2267 * output.cc (Output_section::add_input_section): Handle compressed
2268 debug sections.
2269 * reloc.cc: Include compressed_output.h.
2270 (Sized_relobj::write_sections): Handle compressed debug sections.
2271
ce279a62
CC		 22722010-07-08 Cary Coutant <ccoutant@google.com>
2273
2274 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2275 weak when resolving to a dynamic def.
2276 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2277 for weak undef/dynamic def cases. Adjust callers.
2278 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2279 undef_binding_weak_.
2280 (Symbol_table::sized_write_globals): Adjust symbol binding.
2281 (Symbol_table::sized_write_symbol): Add binding parameter.
2282 * symtab.h (Symbol::set_undef_binding): New method.
2283 (Symbol::is_undef_binding_weak): New method.
2284 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2285 (Symbol_table::should_override): Add new parameter.
2286 (Symbol_table::sized_write_symbol): Add new parameter.
2287
2288 * testsuite/weak_undef_file1.cc: Add new test case.
2289 * testsuite/weak_undef_file2.cc: Fix header comment.
2290 * testsuite/weak_undef_test.cc: Add new test case.
2291
b2286c10
DK		 22922010-06-29 Doug Kwan <dougkwan@google.com>
2293
2294 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2295 Initialize USE_SYMBOL_.
2296 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2297 definition.
2298 (Arm_reloc_property::uses_symbol_): New data member declaration.
2299 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2300 uses symbol value and symbol is undefined but not weakly undefined.
2301
4802450a
RÁE		 23022010-06-28 Rafael Espindola <espindola@google.com>
2303
2304 * plugin.cc (Plugin::load): Use dlerror.
2305
e5ca47ba
ILT		 23062010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2307
2308 * symtab.cc (detect_odr_violations): When reporting an ODR
2309 violation, report an object where the symbol is defined.
2310
8a75a161
DK		 23112010-06-25 Doug Kwan <dougkwan@google.com>
2312
2313 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2314 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2315 definition.
2316 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2317 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2318 target hook to detect function points.
2319 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2320 * icf.h (Icf::check_section_for_function_pointers): Change type of
2321 parameter SECTION_NAME to const reference to std::string. Use
2322 target hook to determine if section may have unsafe pointers.
2323 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2324 method definition.
2325
42218b9f
RÁE		 23262010-06-21 Rafael Espindola <espindola@google.com>
2327
2328 * fileread.cc (Input_file::find_fie): New
2329 (Input_file::open): Use Input_file::find_fie.
2330 * fileread.h (Input_file::find_fie): New
2331 * plugin.cc (set_extra_library_path): New.
2332 (Plugin::load): Add set_extra_library_path to the transfer vector.
2333 (Plugin_manager::set_extra_library_path): New.
2334 (Plugin_manager::add_input_file): Use the extra search path if set.
2335 (set_extra_library_path(): New.
2336 * plugin.h (Plugin_manager): Add set_extra_library_path and
2337 extra_search_path_.
2338
a0506cca
CC		 23392010-06-19 Cary Coutant <ccoutant@google.com>
2340
2341 * layout.cc (gdb_sections): Add .debug_types.
2342 (lines_only_debug_sections): Likewise.
2343
6508b958
RÁE		 23442010-06-18 Rafael Espindola <espindola@google.com>
2345
2346 * plugin.cc (add_input_file,add_input_library)
2347 (Plugin_manager::add_input_file): Make filename arguments const.
2348 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2349 const.
2350
3e235302
DK		 23512010-06-16 Doug Kwan <dougkwan@google.com>
2352
2353 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2354 .ARM.attributes section if we have not merged any input
2355 attributes sections.
2356
106e8a6c
DK		 23572010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2358
2359 * arm.cc: Allow combining objects with no EABI version
2360 information.
2361
91ff43fe
RÁE		 23622010-06-15 Rafael Espindola <espindola@google.com>
2363
2364 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2365
68ed838c
ILT		 23662010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2367
2368 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2369 (struct iovec): Correct !HAVE_READV definition.
2370
f3a2388f
CC		 23712010-06-10 Cary Coutant <ccoutant@google.com>
2372
2373 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2374 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2375 reloc sections.
2376 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2377
2378 PR 11683
2379 * symtab.h (Symbol::is_placeholder): New member function.
2380 * target-reloc.h (relocate_section): Check for placeholder symbols.
2381
2382 * testsuite/Makefile.am (plugin_test_8): New test.
2383 (plugin_test_9): New test.
2384 * testsuite/Makefile.in: Regenerate.
2385
e1df38aa
NC		 23862010-06-09 Nick Clifton <nickc@redhat.com>
2387
2388 * yyscript.y (input_list_element): Allow strings prefixed with
2389 the '-' character. Treat these as libraries.
2390 * script.cc (script_add_library): New function. Adds a library
2391 specified by "-l<name>" found in an input script.
2392 * script-c.h: Add prototype for script_add_library.
2393
25bbe950
DK		 23942010-06-07 Doug Kwan <dougkwan@google.com>
2395
2396 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2397 Restrict stub-group size to be within long conditional branch
2398 range when working around cortex-A8 erratum.
2399
0f32ea4c
ILT		 24002010-06-07 Damien Diederen <dd@crosstwine.com>
2401
2402 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2403 #ifdef typo.
2404
8fe2a369
ST		 24052010-06-03 Sriraman Tallam <tmsriram@google.com>
2406
2407 PR gold/11658
2408 * output.cc
2409 (Output_section::Input_section_sort_entry::compare_section_ordering):
2410 Change to return non-zero correctly.
2411 (Output_section::Input_section_sort_section_order_index_compare
2412 ::operator()): Change to fix ambiguity in comparisons.
2413
6e9ba2ca
ST		 24142010-06-01 Sriraman Tallam <tmsriram@google.com>
2415
2416 * gold.h (is_wildcard_string): New function.
2417 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2418 (Layout::layout_eh_frame): Ditto.
2419 (Layout::find_section_order_index): New method.
2420 (Layout::read_layout_from_file): New method.
2421 * layout.h (Layout::find_section_order_index): New method.
2422 (Layout::read_layout_from_file): New method.
2423 (Layout::input_section_position_): New private member.
2424 (Layout::input_section_glob_): New private member.
2425 * main.cc (main): Call read_layout_from_file here.
2426 * options.h (--section-ordering-file): New option.
2427 * output.cc (Output_section::input_section_order_specified_): New
2428 member.
2429 (Output_section::Output_section): Initialize new member.
2430 (Output_section::add_input_section): Add new parameter.
2431 Keep input sections when --section-ordering-file is used.
2432 (Output_section::set_final_data_size): Sort input sections when
2433 section ordering file is specified.
2434 (Output_section::Input_section_sort_entry): Add new parameter.
2435 Check sorting type.
2436 (Output_section::Input_section_sort_entry::compare_section_ordering):
2437 New method.
2438 (Output_section::Input_section_sort_compare::operator()): Change to
2439 consider section_order_index.
2440 (Output_section::Input_section_sort_init_fini_compare::operator()):
2441 Change to consider section_order_index.
2442 (Output_section::Input_section_sort_section_order_index_compare
2443 ::operator()): New method.
2444 (Output_section::sort_attached_input_sections): Change to sort
2445 according to section order when specified.
e1df38aa
NC		 2446 (Output_section::add_input_section<32, true>): Add new parameter.
2447 (Output_section::add_input_section<64, true>): Add new parameter.
2448 (Output_section::add_input_section<32, false>): Add new parameter.
2449 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 2450 * output.h (Output_section::add_input_section): Add new parameter.
2451 (Output_section::input_section_order_specified): New
2452 method.
2453 (Output_section::set_input_section_order_specified): New method.
2454 (Input_section::Input_section): Initialize section_order_index_.
2455 (Input_section::section_order_index): New method.
2456 (Input_section::set_section_order_index): New method.
2457 (Input_section::section_order_index_): New member.
2458 (Input_section::Input_section_sort_section_order_index_compare): New
2459 struct.
2460 (Output_section::input_section_order_specified_): New member.
2461 * script-sections.cc (is_wildcard_string): Delete and move modified
2462 method to gold.h.
2463 (Output_section_element_input::Output_section_element_input): Modify
2464 call to is_wildcard_string.
2465 (Output_section_element_input::Input_section_pattern
2466 ::Input_section_pattern): Ditto.
2467 (Output_section_element_input::Output_section_element_input): Ditto.
2468 * testsuite/Makefile.am (final_layout): New test case.
2469 * testsuite/Makefile.in: Regenerate.
2470 * testsuite/final_layout.cc: New file.
2471 * testsuite/final_layout.sh: New file.
2472
3537c84b
RÁE		 24732010-06-01 Rafael Espindola <espindola@google.com>
2474
2475 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2476
105b6afd
RÁE		 24772010-06-01 Rafael Espindola <espindola@google.com>
2478
2479 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2480 visibility of symbols.
2481
29e11421
DK		 24822010-05-27 Doug Kwan <dougkwan@google.com>
2483
2484 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2485 from start of output section instead of address for a local symbol
2486 in a merged or relaxed section when doing a relocatable link.
2487
5e0f337e
RÁE		 24882010-05-26 Rafael Espindola <espindola@google.com>
2489
2490 PR 11604
2491 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2492 adding sections the garbage collector removed.
2493 * gold/testsuite/Makefile.am: Add test.
2494 * gold/testsuite/Makefile.in: Regenerate.
2495 * gold/testsuite/plugin_test_7.sh: New.
2496 * gold/testsuite/plugin_test_7_1.c: New.
2497 * gold/testsuite/plugin_test_7_2.c: New.
2498
f4187277
RÁE		 24992010-05-26 Rafael Espindola <espindola@google.com>
2500
2501 * script-sections.cc (Output_section_definition::set_section_addresses):
2502 Check for --section-start.
2503
5c388529
DK		 25042010-05-26 Doug Kwan <dougkwan@google.com>
2505
2506 * arm.cc (Arm_scan_relocatable_relocs): New class.
2507 (Target_arm::relocate_special_relocatable): New method.
2508 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2509 (Arm_relocate_functions::thumb_branch_common): Same.
2510 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2511 instead of Default_scan_relocatable_relocs.
2512 * target-reloc.h (relocate_for_relocatable): Let target handle
2513 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2514 * target.h (Sized_target::relocate_special_relocatable): New method.
2515
bca1c3ae
ILT		 25162010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2517
2518 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2519
0439c796
DK		 25202010-05-23 Doug Kwan <dougkwan@google.com>
2521
2522 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2523 instead of a cast.
2524 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2525 with a direct branch, not a conditional branch, to a stub.
2526 * merge.cc (Output_merge_base::record_input_section): New method
2527 defintion.
2528 (Output_merge_data::do_add_input_section): Record input section if
2529 keeps-input-sections flag is set.
2530 (Output_merge_string::do_add_input_section): Ditto.
2531 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2532 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2533 INPUT_SECTIONS_.
2534 (Output_merge_base::keeps_input_sections,
2535 Output_merge_base::set_keeps_input_sections,
2536 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2537 method definitions.
2538 (Output_merge_base::Input_sections): New type declaration.
2539 (Output_merge_base::input_sections_begin,
2540 Output_merge_base::input_sections_end,
2541 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2542 (Output_merge_base::bool keeps_input_sections_,
2543 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2544 Output_merge_base::input_sections_): New data members.
2545 (Output_merge_data::do_set_keeps_input_sections): New method
2546 defintion.
2547 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2548 * output.cc (Output_section::Input_section::relobj): Move method
2549 defintion from class declaration to here and handle merge sections.
2550 (Output_section::Input_section::shndx): Ditto.
2551 (Output_section::Output_section): Remove initializations of removed
2552 data members and initialize new data member LOOKUP_MAPS_.
2553 (Output_section::add_input_section): Set keeps-input-sections flag
2554 for a newly created merge output section as appropriate. Adjust code
2555 to use Output_section_lookup_maps class.
2556 (Output_section::add_relaxed_input_section): Adjst code for lookup
2557 maps code refactoring.
2558 (Output_section::add_merge_input_section): Add a new parameter
2559 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2560 class. If adding input section to a newly created merge output
2561 section fails, remove the new merge section.
2562 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 2563 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 2564 (Output_section::find_merge_section): Ditto.
2565 (Output_section::build_lookup_maps): New method defintion.
2566 (Output_section::find_relaxed_input_section): Adjust code to use
2567 Output_section_lookup_maps class.
2568 (Output_section::get_input_sections): Export merge sections. Adjust
2569 code to use Output_section_lookup_maps class.
2570 (Output_section:::add_script_input_section): Adjust code to use
2571 Output_section_lookup_maps class. Update lookup maps for merge
2572 sections also.
2573 (Output_section::discard_states): Use Output_section_lookup_maps.
2574 (Output_section::restore_states): Same.
2575 * output.h (Merge_section_properties): Move class defintion out of
2576 Output_section.
2577 (Output_section_lookup_maps): New class.
2578 (Output_section::Input_section::is_merge_section): New method
2579 defintion.
2580 (Output_section::Input_section::relobj): Move defintion out of class
2581 defintion. Declare method only.
2582 (Output_section::Input_section::shndx): Ditto.
2583 (Output_section::Input_section::output_merge_base): New method defintion.
2584 (Output_section::Input_section::u2_.pomb): New union field.
2585 (Output_section::Merge_section_by_properties_map,
2586 Output_section::Output_section_data_by_input_section_map,
2587 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2588 Remove types.
2589 (Output_section::add_merge_input_section): Add new parameter
2590 KEEPS_INPUT_SECTIONS.
2591 (Output_section::build_lookup_maps): New method declaration.
2592 (Output_section::merge_section_map_,
2593 Output_section::merge_section_by_properties_map_,
2594 Output_section::relaxed_input_section_map_,
2595 Output_section::is_relaxed_input_section_map_valid_): Remove data
2596 members.
2597 (Output_section::lookup_maps_): New data member.
2598
76295588
L		 25992010-05-21 Doug Kwan <dougkwan@google.com>
2600
2601 PR gold/11619
2602 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2603 avoid a compilation error.
2604
d103a984
RÁE		 26052010-05-19 Rafael Espindola <espindola@google.com>
2606
2607 * script-sections.cc (Output_section_definition::allocate_to_segment):
2608 Update the phdrs_list even when the output section is NULL.
2609 * testsuite/Makefile.am: Add test.
2610 * testsuite/Makefile.in: Regenerate.
2611 * testsuite/script_test_9.cc: New.
2612 * testsuite/script_test_9.sh: New.
2613 * testsuite/script_test_9.t: New.
2614
6625d24e
DK		 26152010-05-19 Doug Kwan <dougkwan@google.com>
2616
2617 * arm.cc (Arm_input_section::original_size): New method.
2618 (Arm_input_section::do_addralign): Add a cast.
2619 (Arm_input_section::do_output_offset): Remove static cast.
2620 (Arm_input_section::original_addralign,
2621 Arm_input_section::original_size_): Change type to uint32_t.
2622 (Arm_input_section::init): Add safe casts for section alignment
2623 and size.
2624 (Arm_input_section::set_final_data_size): Do not set address and
2625 offset of stub table.
2626 (Arm_output_section::fix_exidx_coverage): Change use of of
2627 Output_section::Simple_input_section to that of
2628 Output_section::Input_section.
2629 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2630 except for the first pass.
2631 * output.cc (Output_section::get_input_sections): Change type of
2632 input_sections to std::list<Input_section>.
2633 (Output_section::add_script_input_section): Rename from
2634 Output_section::add_simple_input_section. Change type of SIS
2635 parameter from Simple_input_section to Input_section.
2636 * output.h (Output_section::Simple_input_section): Remove class.
2637 (Output_section::Input_section): Change class visibility to public.
2638 (Output_section::Input_section::addralign): Use stored alignments
2639 for special input sections if set.
2640 (Output_section::Input_section::set_addralign): New method.
2641 (Output_section::get_input_sections): Change parameter type from
2642 list of Simple_input_section to list of Input_section.
2643 (Output_section::add_script_input_section): Rename from
2644 Output_section::add_simple_input_section. Change first parameter's
2645 type from Simple_input_section to Input_section and remove the
2646 second and third parameters.
2647 * script-sections.cc (Input_section::Input_section_list): Change
2648 type to list of Output_section::Input_section/
2649 (Input_section_info::Input_section_info): Change parameter type of
2650 INPUT_SECTION to Output_section::Input_section.
2651 (Input_section_info::input_section): Change return type.
2652 (Input_section_info::input_section_): Change type to
2653 Output_section::Input_section.
2654 (Output_section_element_input::set_section_addresses): Adjust code
2655 to use Output_section::Input_section instead of
2656 Output_section::Simple_input_section. Adjust code for renaming
2657 of Output_section::add_simple_input_section.
2658 (Orphan_output_section::set_section_addresses): Ditto.
2659
e1e82ea4
RW		 26602010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2661
2662 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2663 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2664
91e75c8a
RÁE		 26652010-05-18 Rafael Espindola <espindola@google.com>
2666
2667 * options.cc (General_options::finalize): Handle -nostdlib.
2668 * options.h (nostdlib): New option.
2669 * script.cc (script_add_search_dir): Handle -nostdlib.
2670
da59ad79
DK		 26712010-05-12 Doug Kwan <dougkwan@google.com>
2672
2673 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2674 attributes section only if there no attributes section after merging.
2675 (Target_arm::merge_object_attributes): Move value of
e1df38aa 2676 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 2677 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2678 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2679 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2680 and arm_attr_merge_7.stdout.
2681 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2682 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2683 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2684 arm_attr_merge_7b.o): New rules.
2685 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2686 arm_attr_merge_7
2687 * testsuite/Makefile.in: Regenerate.
2688 * testsuite/arm_attr_merge.sh: New file.
2689 * testsuite/arm_attr_merge_[67][ab].s: Same.
2690
3e01a7fd
NC		 26912010-05-05 Nick Clifton <nickc@redhat.com>
2692
2693 * po/es.po: Updated Spanish translation.
2694
7ad2014a
L		 26952010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2696
2697 * Makefile.am (install-exec-local): Properly install gold as
2698 default cross linker.
2699 * Makefile.in: Regenerated.
2700
4fda8867
NC		 27012010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2702 Nick Clifton <nickc@redhat.com>
2703
2704 * configure.ac (install_as_default): Define and set to false
2705 unless --enable-gold or --enable-gold=both/gold has been
2706 specified.
2707 * configure: Regenerate.
2708
2709 * Makefile.am (install-exec-local): Install the executable as
2710 'ld.gold'. If install_as_default is true then also install it as
2711 'ld'.
2712 * Makefile.in: Regenerated.
2713
bd288ea2
ILT		 27142010-04-24 Ian Lance Taylor <iant@google.com>
2715
2716 * layout.cc (Layout::layout_reloc): In relocatable link don't
2717 combine reloc sections for grouped sections.
2718
ef38fd8a
ST		 27192010-04-23 Sriraman Tallam <tmsriram@google.com>
2720
2721 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2722 sections that are not ordinary to icf.
2723 * icf.cc (get_section_contents): Handle relocation pointing to section
2724 with no object or shndx information.
2725 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2726 * testsuite/Makefile.in: Regenerate.
2727 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2728 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2729
f6973bdc
ILT		 27302010-04-22 Ian Lance Taylor <iant@google.com>
2731
2732 * expression.cc (Expression::Expression_eval_info): Add
2733 result_alignment_pointer field.
2734 (Expression::eval_with_dot): Add result_alignment_pointer
2735 parameter. Change all callers.
2736 (Expression::eval_maybe_dot): Likewise.
2737 (class Binary_expression): Add alignment_pointer parameter to
2738 left_value and right_value. Change all callers.
2739 (BINARY_EXPRESSION): Set result alignment.
2740 (class Trinary_expression): Add alignment_pointer parameter to
2741 arg2_value and arg3_value. Change all callers.
2742 (Trinary_cond::value): Set result alignment.
2743 (Max_expression::value, Min_expression::value): Likewise.
2744 (Align_expression::value): Likewise.
2745 * script-sections.cc (class Sections_element): Add dot_alignment
2746 parameter to set_section_addresses virtual function. Update
2747 instantiations.
2748 (class Output_section_element): Likewise.
2749 (Script_sections::create_segments): Add dot_alignment parameter.
2750 Change all callers.
2751 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2752 (Script_sections::set_phdrs_clause_addresses): Likewise.
2753 * script-sections.h: Update declarations.
2754 * script.h: Update declarations.
2755 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2756 min_p_align.
2757 * testsuite/script_test_3.t: Set large alignment.
2758 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2759 segment has expected alignment.
2760
9c9c98a5
NC		 27612010-04-22 Nick Clifton <nickc@redhat.com>
2762
2763 * po/gold.pot: Updated by the Translation project.
2764 * po/vi.po: Updated Vietnamese translation.
2765
2253bfba
L		 27662010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2767
2768 * testsuite/Makefile.am (check_PROGRAMS): Add
2769 icf_virtual_function_folding_test.
2770 * testsuite/Makefile.in: Regenerated.
2771
85fdf906
AH		 27722010-04-15 Andrew Haley <aph@redhat.com>
2773
2774 * options.h (merge_exidx_entries): New option.
2775 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2776 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2777 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2778 (Target_arm::merge_exidx_entries): New function.
2779 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2780 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2781 to Arm_exidx_fixup constructor.
2782 Add new arg, merge_exidx_entries.
2783 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2784 Arm_output_section::fix_exidx_coverage.
2785
ce97fa81
ST		 27862010-04-18 Sriraman Tallam <tmsriram@google.com>
2787
2788 * icf.cc (get_section_contents): Check for preemptible functions.
2789 Ignore addend when appropriate.
2790 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2791 section folded.
2792 (add_from_relobj): Check for section folded.
2793 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2794 * symtab.h (should_add_dynsym_entry): Add new parameter.
2795 * target-reloc.h (scan_relocs): Check for section folded.
2796 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2797 Check reloc types for function pointers in shared objects.
2798 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2799 case.
2800 (icf_preemptible_functions_test): New test case.
2801 (icf_string_merge_test): New test case.
2802 * testsuite.Makefile.in: Regenerate.
2803 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2804 bar_glob. Refactor code.
2805 * testsuite/icf_preemptible_functions_test.cc: New file.
2806 * testsuite/icf_preemptible_functions_test.sh: New file.
2807 * testsuite/icf_string_merge_test.cc: New file.
2808 * testsuite/icf_string_merge_test.sh: New file.
2809 * testsuite/icf_virtual_function_folding_test.cc: New file.
2810 * testsuite/icf_virtual_function_folding_test.sh: New file.
2811
04ceb17c
DK		 28122010-04-14 Doug Kwan <dougkwan@google.com>
2813
2814 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2815 for local symbol recounting if we remove a section due to ICF.
2816 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2817 there are no regular objects in input.
2818
153e7da4
DK		 28192010-04-13 Doug Kwan <dougkwan@google.com>
2820
2821 * arm.cc (Arm_input_section::set_final_data_size): Compute
2822 accurate final data size instead of using current data size.
2823
4dbd9faf
DK		 28242010-04-09 Doug Kwan <dougkwan@google.com>
2825
2826 * layout.cc (Layout::choose_output_section): Handle script section
2827 types.
2828 (Layout::make_output_section_for_script): Add section type parameter.
2829 Handle script section types.
2830 * layout.h (Layout::make_output_section_for_script): Add section
2831 type parameter.
2832 * output.cc (Output_section::Output_section): Initialize data member
2833 is_noload_.
2834 (Output_section::do_reset_address_and_file_offset): Do not set address
2835 to 0 if section is a NOLOAD section.
2836 * output.h (Output_section::is_noload): New method.
2837 (Output_section::set_is_noload): Ditto.
2838 (Output_section::is_noload_): New data member.
2839 * script-c.h (Script_section_type): New enum type.
2840 (struct Parser_output_section_header): Add new file section_type.
2841 * script-sections.cc (Sections_element::output_section_name): Add
2842 parameter for returning script section type.
2843 (Output_section_definition::output_section_name): Ditto.
2844 (Output_section_definition::section_type)P; New method.
2845 (Output_section_definiton::script_section_type_name): Ditto.
2846 (Output_section_definition::script_section_type_): New data member.
2847 (Output_section_definition::Output_section_definition): Initialize
2848 data member Output_section_definition::script_section_type_.
2849 (Output_section_definition::create_sections): Pass script section type
2850 to Layout::make_output_section_for_script.
2851 (Output_section_definition::output_section_name): Return script
2852 section type to caller.
2853 (Output_section_definition::set_section_address): Do not advance
2854 dot value and load address if section type is NOLOAD. Set address
2855 of NOLOAD sections regardless of section flags.
2856 (Output_section_definition::print): Print section type if it is
2857 not SCRIPT_SECTION_TYPE_NONE.
2858 (Output_section_definition::section_type): New method.
2859 (Output_section_definition::script_section_type_name): Ditto.
2860 (Script_sections::output_section_name): Add new parameter
2861 PSECTION_TYPE for returning script section type. Pass it to
2862 section elements. Handle discard sections.
2863 (Sort_output_sections::operator()): Handle NOLOAD sections.
2864 * script-sections.h (Script_sections::Section_type): New enum type.
2865 (Script_sections::output_section_name): Add a new parameter for
2866 returning script section type.
2867 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2868 INFO and NOLOAD.
2869 * yyscript.y (union): Add new field SECTION_TYPE.
2870 (COPY, DSECT, INFO, NOLOAD): New tokens.
2871 (opt_address_and_section_type): Change type to output_section_header.
2872 (section_type): New non-terminal
2873 (section_header): Handle section type.
2253bfba 2874 (opt_address_and_section_type): Return section type value.
4dbd9faf 2875
721ea635
L		 28762010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2877
2878 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2879 * testsuite/plugin_common_test_2.c (foo): Likewise.
2880
6bf924b0
DK		 28812010-04-08 Doug Kwan <dougkwan@google.com>
2882
2883 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2884 Output_merge_data.
2885 * output.cc (Output_section::add_merge_input_section): Simplify
2886 code and return status of Output_merge_base::add_input_section.
e1df38aa 2887 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2888 returns true.
2889
24af6f92
DK		 28902010-04-07 Doug Kwan <dougkwan@google.com>
2891
2892 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2893 if section is marked as containing instructions but has no mapping
2894 symbols.
2895 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2896 correct section index.
2897 (Arm_relobj::find_linked_text_section): Ditto.
2898
00698fc5
CC		 28992010-04-07 Cary Coutant <ccoutant@google.com>
2900
2901 * archive.cc (include_member): Destroy Read_symbols_data object before
2902 releasing file.
2903 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2904 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2905 (Read_symbols_data::~Read_symbols_data) New destructor.
2906 (Section_relocs::Section_relocs) New constructor.
2907 (Section_relocs::~Section_relocs) New destructor.
2908 (Read_relocs_data::Read_relocs_data) New constructor.
2909 (Read_relocs_data::~Read_relocs_data) New destructor.
2910 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2911 pointers to NULL after deleting.
2912
7296d933
DK		 29132010-04-07 Doug Kwan <dougkwan@google.com>
2914
2915 * arm.cc: Replace "endianity" with "endianness" in comments.
2916 (Arm_exidx_cantunwind): Ditto.
2917 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2918 (Arm_relobj::merge_flags_and_attributes): New method.
2919 (Arm_relobj::merge_flags_and_attributes_): New data member.
2920 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2921 (Arm_relobj::scan_sections_for_stubs): Ditto.
2922 (Arm_relobj::do_read_symbols): Check to see if we really want to
2923 merge processor-specific flags and attributes. Exit early if
2924 an object is empty except for section names and the undefined symbol.
2925 (Target_arm::do_finalize_sections): Move check for ELF format to
2926 Arm_relobj::do_read_symbols. Merge processor specific flags and
2927 attributes from a regular object only when we have determined that
2928 it is aapropriate. Do not create an .ARM.attributes section in
2929 output if there is no regular input object.
2930 (Target_arm::merge_processor_specific_flags): Check
2931 --warn-mismatch before printing any error.
2932 (Target_arm::merge_object_attributes): Ditto.
2933 * gold.cc (queue_middle_tasks): Handle the case in which there is
2934 no regular object in input.
2935 * options.cc (General_options::parse_EB): New method.
2936 (General_options::parse_EL): Same.
2937 (General_options::General_options): Initialize endianness_.
2938 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2939 New options.
2940 (General_options::Endianness): New enum.
2941 (General_options::endianness): New method.
2942 (General_options::endianness_): New data member.
2943 * parameters.cc (Parameters::set_options): Check target endianness.
2944 (Parameters::set_target_once): Ditto.
2945 (Parameters::check_target_endianness): New method.
2946 (parameters_force_valid_target): If either -EL or -EB is specified,
2947 use it to define endianness of default target.
2948 * parameters.h (Parameters::check_target_endianness): New method
2949 declaration.
2950 * target.h (class Target): Change "endianity" to "endianness"
2951 in comments.
2952
efc8d4f2
RW		 29532010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2954
2955 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2956 * configure: Regenerate.
2957 * Makefile.in: Regenerate.
2958 * testsuite/Makefile.in: Regenerate.
2959
be234d88
CC		 29602010-04-06 Cary Coutant <ccoutant@google.com>
2961
2962 gcc PR lto/42757
2963 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2964 prevailing definitions of common symbols.
2965 * testsuite/plugin_test_6.sh: New test case.
2966 * testsuite/plugin_common_test_1.c: New test case.
2967 * testsuite/plugin_common_test_2.c: New test case.
2968 * testsuite/Makefile.am (plugin_test_6): New test case.
2969 * testsuite/Makefile.in: Regenerate.
2970
bd32c6bd
NC		 29712010-04-06 Nick Clifton <nickc@redhat.com>
2972
2973 * po/vi.po: New Vietnamese translation.
2974
323c532f
DK		 29752010-03-30 Doug Kwan <dougkwan@google.com>
2976
2977 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2978
4fcd97eb
DK		 29792010-03-25 Doug Kwan <dougkwan@google.com>
2980
2981 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2982 to avoid a conversion warning on a 32-bit host.
2983
4ebf39db
ILT		 29842010-03-24 Ian Lance Taylor <iant@google.com>
2985
2986 * testsuite/script_test_3.t: Add a TLS segment.
2987 * testsuite/Makefile.am (check_PROGRAMS): Add
2988 tls_phdrs_script_test.
2989 (tls_phdrs_script_test_SOURCES): Define.
2990 (tls_phdrs_script_test_DEPENDENCIES): Define.
2991 (tls_phdrs_script_test_LDFLAGS): Define.
2992 (tls_phdrs_script_test_LDADD): Define.
2993 * testsuite/Makefile.in: Rebuild.
2994
4a599bdd
CC		 29952010-03-23 Cary Coutant <ccoutant@google.com>
2996
2997 * fileread.cc (find_or_make_view): Fix comment.
2998
6c93b22c
ILT		 29992010-03-23 Ian Lance Taylor <iant@google.com>
3000
3001 * script-sections.cc (class Orphan_section_placement): Define
3002 PLACE_TLS and PLACE_TLS_BSS.
3003 (Orphan_section_placement::Orphan_section_placement): Initialize
3004 new places.
3005 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3006 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3007 (tls_script_test_SOURCES): Define.
3008 (tls_script_test_DEPENDENCIES): Define.
3009 (tls_script_test_LDFLAGS): Define.
3010 (tls_script_test_LDADD): Define.
3011 * testsuite/Makefile.in: Rebuild.
3012
a2c7281b
DK		 30132010-03-22 Doug Kwan <dougkwan@google.com>
3014
3015 * arm.cc (Arm_relocate_functions::abs8,
3016 Arm_relocate_functions::abs16): Use correct check for overflow
3017 specified in the ARM ELF specs.
3018 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3019 target of a BLX instruction specially.
3020 (Reloc_stub::stub_type_for_reloc): Ditto.
3021 (Relocate::relocate): Use symbolic names instead of numeric relocation
3022 codes to report error.
3023 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3024 workaround.
3025 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3026 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3027 thumb2_blx_out_of_range.stdout
3028 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3029 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3030 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3031 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3032 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3033 thumb2_blx_in_range, thumb2_blx_in_range.o,
3034 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3035 thumb2_blx_out_of_range.o): New rules.
3036 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3037 thumb2_blx_in_range and thumb2_blx_out_of_range.
3038 * testsuite/Makefile.in: Regenerate.
3039 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3040 * testsuite/thumb_blx_in_range.s: New file.
3041 * testsuite/thumb_blx_out_of_range.s: New file.
3042
b0193076
RÁE		 30432010-03-22 Rafael Espindola <espindola@google.com>
3044
3045 * archive.cc (Should_include): Move to archive.h.
3046 (should_include_member): Make it a member of Archive.
3047 (Lib_group): New.
3048 (Add_lib_group_symbols): New.
3049 * archive.h: Include options.h.
3050 (Archive_member): Moved from Archive.
3051 (Should_include): Moved from archive.cc.
3052 (Lib_group): New.
3053 (Add_lib_group_symbols): New.
3054 * dynobj.cc (do_should_include_member): New.
3055 * dynobj.h (do_should_include_member): New.
3056 * gold.cc (queue_initial_tasks): Update call to queue.
3057 * main.cc (main): Print lib group stats.
3058 * object.cc (do_should_include_member): New.
3059 * object.h: Include archive.h.
3060 (Object::should_include_member): New.
3061 (Object::do_should_include_member): New.
3062 (Sized_relobj::do_should_include_member): New.
3063 * options.cc (General_options::parse_start_lib): New.
3064 (General_options::parse_end_lib): New.
3065 (Input_arguments::add_file): Handle lib groups.
3066 (Input_arguments::start_group): Check we are not in a lib.
3067 (Input_arguments::start_lib): New.
3068 (Input_arguments::end_lib): New.
3069 * options.h (General_options): Add start_lib and end_lib.
3070 (Input_argument::lib_): New.
3071 (Input_argument::lib): New.
3072 (Input_argument::is_lib): New.
3073 (Input_file_lib): New.
3074 (Input_arguments::in_lib_): New.
3075 (Input_arguments::in_lib): New.
3076 (Input_arguments::start_lib): New.
3077 (Input_arguments::end_lib_): New.
3078 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3079 in unused members as preempted.
3080 (Sized_pluginobj::do_should_include_member): New.
3081 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3082 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3083 return the blocker.
3084 (Read_symbols::do_whole_lib_group): New.
3085 (Read_symbols::do_lib_group): New.
3086 (Read_symbols::do_read_symbols): Handle lib groups.
3087 (Read_symbols::get_name): Handle lib groups.
3088 * readsyms.h (Read_symbols): Add an archive member pointer.
3089 (Read_symbols::do_whole_lib_group): New.
3090 (Read_symbols::do_lib_group): New.
3091 (Read_symbols::member_): New.
3092 * script.cc (read_input_script): Update call to queue_soon.
3093
d099120c
DK		 30942010-03-19 Doug Kwan <dougkwan@google.com>
3095
3096 * arm.cc (Stub_table::Stub_table): Initialize new data members
3097 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3098 (Stub_table::add_reloc_stub): Assign stub offset and update
3099 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3100 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3101 New data members.
3102 (Stub_table::update_data_size_and_addralign): Use
3103 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3104 instead of going over all reloc stubs.
3105 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3106 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3107 Stringpool_template::offset_ to size of Stringpool_char.
3108 (Stringpool_template::new_key_offset): Remove code to initialize
3109 Stringpool_template::offset_.
3110 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3111 Stringpool_template::offset_ to zero.
3112
1aa37384
DK		 31132010-03-15 Doug Kwan <dougkwan@google.com>
3114
3115 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3116 offset_.
3117 (Stringpool_template::new_key_offset): New method.
3118 (Stringpool_template::add_string): Assign offsets when adding new
3119 strings.
3120 (Stringpool_template::set_string_offsets): Do not set string offsets
3121 when not optimizing.
3122 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3123 member size_.
3124 (Chunked_vector::clear): Clear size_.
3125 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3126 (Chunked_vector::size): Return size_.
3127 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 3128 (Chunked_vector::size_): New data member.
1aa37384
DK		 3129 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3130 (Stringpool_template::new_key_offset): New method declaration.
3131 (Stringpool_template::offset_): New data member.
3132
b672b057
RÁE		 31332010-03-15 Rafael Espindola <espindola@google.com>
3134
3135 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3136 Add_symbols' constructor.
3137 * readsyms.h (Add_symbols): Remove the input_group member.
3138
b6848d3c
ILT		 31392010-03-10 Ian Lance Taylor <iant@google.com>
3140
3141 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3142 target to ask whether a reference to a symbol requires a stack
3143 split.
3144 * target.h (Target::is_call_to_non_split): New function.
3145 (Target::do_is_call_to_non_split): Declare virtual function.
3146 * target.cc: Include "symtab.h".
3147 (Target::do_is_call_to_non_split): New function.
3148 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3149
a2a5469e
CC		 31502010-03-10 Cary Coutant <ccoutant@google.com>
3151
3152 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3153 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3154 (File_read::open[2]): Add whole_file_view_ to list of views.
3155 (File_read::make_view): Remove test of whole_file_view_.
3156 (File_read::find_or_make_view): Create whole_file_view_ if
3157 necessary.
3158 (File_read::clear_views): Replace bool parameter with enum;
3159 adjust all callers. Don't delete views with permanent data;
3160 do delete cached views and views from archives if
3161 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3162 if clearing the corresponding view.
3163 * fileread.h (File_read::Clear_views_mode): New enum.
3164 (File_read::View::is_permanent_view): New method.
3165 (File_read::clear_views): Replace bool parameter
3166 with enum; adjust all callers.
3167 * options.h (General_options): Change keep_files_mapped option;
3168 add map_whole_files.
3169 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3170 releasing the file.
3171 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3172 the file.
3173
8861f32b
DM		 31742010-03-10 David S. Miller <davem@davemloft.net>
3175
3176 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3177
d62d0f5f
ST		 31782010-03-09 Sriraman Tallam <tmsriram@google.com>
3179
3180 * icf.cc (get_section_contents): Add '@' marker after processing the
3181 merge reloc.
3182
9177756d
DK		 31832010-03-08 Doug Kwan <dougkwan@google.com>
3184
3185 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3186 due to a conversion warning.
3187 (Arm_relobj::update_output_local_symbol_count): Check for local
3188 symbol with unset output index.
3189
9e9e071b
ILT		 31902010-03-05 Ian Lance Taylor <iant@google.com>
3191
3192 * options.h (class General_options): Add --spare-dynamic-tags.
3193 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3194 --spare-dynamic-tags.
3195
a81ee015
ILT		 31962010-03-05 Ian Lance Taylor <iant@google.com>
3197
3198 * incremental.cc: Include "libiberty.h".
3199
44ec90b9
RO		 32002010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3201
3202 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3203 function, is_info_ member.
3204 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3205 (Versions::Versions): Update caller.
3206 (Versions::define_base_version): Likewise.
3207 (Versions::add_def): Likewise.
3208
0897ed3b
ST		 32092010-03-03 Sriraman Tallam <tmsriram@google.com>
3210
3211 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3212 (Scan::possible_function_pointer_reloc): New function.
3213 (Scan::local_reloc_may_be_function_pointer): Change to call
3214 possible_function_pointer_reloc.
3215 (Scan::global_reloc_may_be_function_pointer): Ditto.
3216 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3217 relocations in ".data.rel.ro._ZTV" section.
3218 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3219 * testsuite/icf_safe_so_test.cc: Ditto.
3220 * testsuite/icf_safe_test.cc: Ditto.
3221 * testsuite/icf_safe_test.sh: Ditto.
3222
d3bbad62
ILT		 32232010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3224 Ian Lance Taylor <iant@google.com>
3225
3226 * target-reloc.h (relocate_section): Check the symbol table index
3227 for -1U before setting the local symbol index.
3228 (scan_relocatable_relocs): If copying the relocation, record that
3229 the local symbol is required.
3230 * object.h (Symbol_value::is_output_symtab_index_set): New
3231 function.
3232 (Symbol_value::may_be_discarded_from_output_symtab): New
3233 function.
3234 (Symbol_value::has_output_symtab_entry): New function.
3235 (Symbol_value::needs_output_symtab_entry): Remove.
3236 (Symbol_value::output_symtab_index): Make sure the symbol index is
3237 set.
3238 (Symbol_value::set_output_symtab_index): Make sure the symbol
3239 index is not set. Make sure the new index is valid.
3240 (Symbol_value::set_must_have_output_symtab_entry): New function.
3241 (Symbol_value::has_output_dynsym_entry): New function.
3242 (Symbol_value::set_output_dynsym_index): Make sure the new index
3243 is valid.
3244 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3245 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3246 local symbol if permitted.
3247 (Sized_relobj::do_finalize_local_symbols): Call
3248 is_output_symtab_index_set rather than needs_output_symtab_entry.
3249 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3250 rather than needs_output_symtab_entry. Call
3251 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3252 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3253 is_output_symtab_index_set rather than needs_output_symtab_entry.
3254 * testsuite/discard_locals_relocatable_test.c: New file.
3255 * testsuite/discard_locals_test.sh: Test -r.
3256 * testsuite/Makefile.am (check_DATA): Add
3257 discard_locals_relocatable_test1.syms,
3258 discard_local_relocatable_test2.syms.
3259 (MOSTLYCLEANFILES): Likewise. Also add
3260 discard_locals_relocatable_test1.lout and
3261 discard_locals_relocatable_test2.out.
3262 (discard_locals_relocatable_test1.syms): New target.
3263 (discard_locals_relocatable_test.o): New target.
3264 (discard_locals_relocatable_test1.out): New target.
3265 (discard_locals_relocatable_test2.syms): New target.
3266 (discard_locals_relocatable_test2.out): New target.
3267 (various): Add missing ../ld-new dependencies.
3268 * testsuite/Makefile.in: Rebuild.
3269
7e8ccf26
NC		 32702010-03-03 Nick Clifton <nickc@redhat.com>
3271
3272 * po/fi.po: New Finnish translation.
3273
2a0ff005
DK		 32742010-03-01 Doug Kwan <dougkwan@google.com>
3275
3276 * layout.cc (Layout::Layout): Force section types of .init_array*,
3277 .preinit_array* and .fini_array* sections.
3278 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3279 Fix check of return value of std::string::find.().
3280 (Output_section::Input_section_sort_compare::operator()): Remove
3281 comment about .init_array.
3282 (Output_section::Input_section_sort_init_fini_compare::operator()):
3283 New method.
3284 (Output_section::sort_attached_input_sections): Handle .init_array
3285 and .fini_array specially.
3286 * output.h (Output_section::Inut_section_sort_compare): Update
3287 comment.
3288 (Output_section::Input_section_sort_init_fini_compare): New struct.
3289
c3e4ae29
DK		 32902010-02-26 Doug Kwan <dougkwan@google.com>
3291
3292 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3293 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3294 * testsuite/debug_msg.sh: Avoid matching source line number for
3295 use of global variable undef_int.
3296
2fd9ae7a
DK		 32972010-02-26 Doug Kwan <dougkwan@google.com>
3298
3299 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3300 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3301 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3302 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3303 * options.cc (General_options::General_options): Initialize member
3304 fix_v4bx_.
3305 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3306 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3307 and rm_no_fix_v4bx.stdout
3308 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3309 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3310 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3311 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3312 and arm_no_fix_v4bx.
3313 * Makefile.in: Regenerate.
3314 * testsuite/arm_fix_v4bx.s: New file.
3315 * testsuite/arm_fix_v4bx.sh: Ditto.
3316
67ec7d0b
DK		 33172010-02-24 Doug Kwan <dougkwan@google.com>
3318
3319 * arm.cc (Target_arm::got_section): Make the .got section the first
3320 non RELRO section in the data segment.
3321 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3322 suffixes of section names.
3323
10165461
DK		 33242010-02-24 Doug Kwan <dougkwan@google.com>
3325
3326 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3327 flags and attributes merging if an input file is a binary file.
3328 * fileread.cc (Input_file::open): Record format of original file.
3329 * fileread.h (Input_file::Format): New enum type.
3330 (Input_file::Input_file): Initialize data member format_.
3331 (Input_file::format): New method definition.
3332 (Input_file::format_):: New data member.
3333
4a54abbb
DK		 33342010-02-24 Doug Kwan <dougkwan@google.com>
3335
3336 * arm.cc (Arm_output_data_got): New class.
3337 (ARM_TCB_SIZE): New constant
3338 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3339 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3340 If user uses a script with a SECTIONS clause, issue only a warning
3341 for a misplaced EXIDX input section. Otherwise, issue an error.
3342 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3343 garbage collection.
3344 (Target_arm::got_mode_index_entry): Handle static linking.
3345 (Target_arm::Scan::local): Ditto.
3346 (Target_arm::Scan::global): Ditto.
3347 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3348 all incorrectly implemented relocations.
e1df38aa 3349 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 3350 Arm_output_section::fix_exidx_coverage.
3351 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3352 from ".ARM.exidx." and ".ARM.extab.".
3353
ca419a6f
ILT		 33542010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3355
3356 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3357 section if it does not already exist.
3358 * attributes.cc (Attributes_section_data::Attributes_section_data):
3359 Don't crash if size is zero.
3360
135b9c78
ILT		 33612010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3362 Ian Lance Taylor <iant@google.com>
3363
3364 * gold.cc (queue_middle_tasks): If no input files were opened,
3365 exit.
3366 * workqueue.h (Task_function::Task_function): Assert that there is
3367 a blocker.
3368
bb0bfe4f
DK		 33692010-02-22 Doug Kwan <dougkwan@google.com>
3370
3371 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3372 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3373 types to avoid warnings due to different uint64_t implementations
3374 on different hosts.
3375
2a2b6d42
DK		 33762010-02-21 Doug Kwan <dougkwan@google.com>
3377
3378 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3379 handling of the maximum backward branch offset.
3380 (Arm_relocate_functions::thumb_branch_common): Ditto.
3381 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3382 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 3383 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 3384 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3385 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3386 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3387 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3388 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3389 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3390 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3391 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3392 thumb2_bl_out_of_range.o): New rules.
3393 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3394 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3395 thumb2_bl_out_of_range
3396 * testsuite/Makefile.in: Regenerate.
3397 * testsuite/arm_bl_in_range.s: New file.
3398 * testsuite/arm_bl_out_of_range.s: Ditto.
3399 * testsuite/arm_branch_in_range.sh: Ditto.
3400 * testsuite/arm_branch_range.t: Ditto.
3401 * testsuite/thumb2_branch_range.t: Ditto.
3402 * testsuite/thumb_bl_in_range.s: Ditto.
3403 * testsuite/thumb_bl_out_of_range.s: Ditto.
3404 * testsuite/thumb_branch_range.t: Ditto.
3405
b487ad64
ST		 34062010-02-20 Sriraman Tallam <tmsriram@google.com>
3407
3408 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3409 Add reloc offset information.
3410 * icf.cc (get_section_contents): Change iterators to point to the new
3411 vectors. Add reloc offset information to the contents.
3412 * icf.h (Icf::Sections_reachable_info): New typedef.
3413 (Icf::Sections_reachable_list): New typedef.
3414 (Icf::Offset_info): New typedef.
3415 (Icf::Reloc_info): New struct typedef.
3416 (Icf::Reloc_info_list): New typedef.
3417 (Icf::symbol_reloc_list): Delete method.
3418 (Icf::addend_reloc_list): Delete method.
3419 (Icf::section_reloc_list): Delete method.
3420 (Icf::reloc_info_list): New method.
3421 (Icf::reloc_info_list_): New member.
3422
f96accdf
DK		 34232010-02-19 Doug Kwan <dougkwan@google.com>
3424
3425 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3426 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3427 * arm.cc (Arm_relocation_functions): New forward declaration.
3428 (Target_arm::Target_arm): Initialize new data members
3429 got_mod_index_offset_ and tls_base_symbol_defined_.
3430 (Target_arm::Relocate::relocate_tls): New method.
3431 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3432 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3433 New methods.
3434 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3435 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3436 (Target_arm::got_mod_index_offset_,
3437 Target_arm::tls_base_symbol_defined_): New data members.
3438 (Target_arm::Scan::local, Target::Scan::global,
3439 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3440 relocations.
3441
c8761b9a
DK		 34422010-02-18 Doug Kwan <dougkwan@google.com>
3443
3444 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3445 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3446 text section as a parameter becuase some broken tools may not set
3447 the link in section header.
3448 (Target_arm::has_got_section): New method.
3449 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3450 without any mapping symbol as data only. Remove warning.
3451 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3452 link in its section header, try to discover the link by inspecting the
3453 REL31 relocation at the beginning of the section.
3454 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3455 in error message.
3456 (Target_arm::Scan::global): Treat any reference to the symbol
3457 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3458
21bb3914
ST		 34592010-02-12 Sriraman Tallam <tmsriram@google.com>
3460
3461 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3462 (Scan::global_reloc_may_be_function_pointer): New function.
3463 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3464 (Scan::global_reloc_may_be_function_pointer): New function.
3465 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3466 (Scan::global_reloc_may_be_function_pointer): New function.
3467 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3468 (Scan::global_reloc_may_be_function_pointer): New function.
3469 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3470 (Scan::global_reloc_may_be_function_pointer): New function.
3471 (Scan::possible_function_pointer_reloc): New function.
3472 (Target_x86_64::can_check_for_function_pointers): New function.
3473 * gc.h (gc_process_relocs): Scan relocation types to determine if
3474 function pointers were taken for targets that support it.
3475 * icf.cc (Icf::find_identical_sections): Include functions for
3476 folding in safe ICF whose pointer is not taken.
3477 * icf.h (Secn_fptr_taken_set): New typedef.
3478 (fptr_section_id_): New member.
3479 (section_has_function_pointers): New function.
3480 (set_section_has_function_pointers): New function.
3481 (check_section_for_function_pointers): New function.
3482 * options.h: Fix comment for safe ICF option.
3483 * target.h (can_check_for_function_pointers): New function.
3484 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3485 Modify icf_safe_test for X86-64.
3486 * testsuite/Makefile.in: Regenerate.
3487 * testsuite/icf_safe_so_test.cc: New file.
3488 * testsuite/icf_safe_so_test.sh: New file.
3489 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3490 (main): Change to take pointer to function kept_func_3.
3491 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3492 folding is done correctly for X86-64.
3493
0da6fa6c
DM		 34942010-02-12 David S. Miller <davem@davemloft.net>
3495
3496 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3497 is_symbolless parameter.
3498 (Output_reloc<SHT_REL>::is_symbolless): New.
3499 (Output_reloc<SHT_REL>::is_symbolless_): New.
3500 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3501 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3502 (Output_reloc<SHT_RELA>::is_symbolless): New.
3503 (Output_data_reloc::add_global): Handle is_symbolless.
3504 (Output_data_reloc::add_global_relative): Likewise.
3505 (Output_data_reloc::add_local): Likewise.
3506 (Output_data_reloc::add_local_relative): Likewise.
3507 (Output_data_reloc::add_symbolless_global_addend): New.
3508 (Output_data_reloc::add_symbolless_local_addend): New.
3509 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3510 is_symbolless.
3511 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3512 instead of ->is_relative_
3513 (Output_reloc::write): Likewise.
3514 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3515 (Output_reloc::write_rel): Simplify.
3516
3517 * sparc.cc (Target_sparc::Scan::local): Use
3518 ->add_symbolless_local_addend as needed.
3519 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3520 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3521 based upon relocation offset.
3522
e4782e83
DK		 35232010-02-11 Doug Kwan <dougkwan@google.com>
3524
3525 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3526 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3527 beginning of function.
3528 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3529 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3530 parameter is_32bit in calls to should_apply_static_reloc.
3531 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3532 (check_DATA): Add arm_abs_global.stdout.
3533 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3534 arm_abs_global.stdout): New rules.
3535 (MOSTLLYCLEANFILES): Add arm_abs_global
3536 * Makefile.in: Regenerate.
3537 * testsuite/arm_abs_global.s: New file.
3538 * testsuite/arm_abs_global.sh: Ditto.
3539 * testsuite/arm_abs_lib.s: Ditto.
3540
93ceb764
ILT		 35412010-02-11 Ian Lance Taylor <iant@google.com>
3542
3543 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3544 Read_relocs task.
3545 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3546 Allocate_commons_task first.
3547 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3548 task, rather than symtab_lock_.
3549 (Gc_process_relocs::~Gc_process_relocs): New function.
3550 (Gc_process_relocs::is_runnable): Check this_blocker_.
3551 (Gc_process_relocs::locks): Use next_blocker_ rather than
3552 blocker_.
3553 (Scan_relocs::~Scan_relocs): New function.
3554 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3555 symtab_lock_.
3556 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3557 next_blocker_.
3558 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3559 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3560 constructor accordingly.
3561 (class Gc_process_relocs): Likewise.
3562 (class Scan_relocs): Likewise.
3563 * common.h (class Allocate_commons_task): Remove symtab_lock_
3564 field, and corresponding constructor parameter.
3565 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3566 symtab_lock_.
3567 (Allocate_commons_task::locks): Likewise.
3568
114dfbe1
ILT		 35692010-02-11 Ian Lance Taylor <iant@google.com>
3570
3571 * gold-threads.h (class Once): Define.
3572 (class Initialize_lock): Rewrite as child of Once.
3573 * gold-threads.cc (class Once_initialize): Define.
3574 (once_pointer_control): New static variable.
3575 (once_pointer, once_arg): New static variables.
3576 (c_run_once): New static function.
3577 (Once::Once, Once::run_once, Once::internal_run): New functions.
3578 (class Initialize_lock_once): Remove.
3579 (initialize_lock_control): Remove.
3580 (initialize_lock_pointer): Remove.
3581 (initialize_lock_once): Remove.
3582 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3583 (Initialize_lock::initialize): Rewrite.
3584 (Initialize_lock::do_run_once): New function.
3585 * archive.cc (Archive::interpret_header): Only clear name if it is
3586 not already empty.
3587 * fileread.cc: Include "gold-threads.h"
3588 (file_counts_lock): New static variable.
3589 (file_counts_initialize_lock): Likewise.
3590 (File_read::release): Only increment counts when using --stats.
3591 Use a lock around the increment.
3592 * parameters.cc (class Set_parameters_target_once): Define.
3593 (set_parameters_target_once): New static variable.
3594 (Parameters::Parameters): Move here from parameters.h.
3595 (Parameters::set_target): Rewrite.
3596 (Parameters::set_target_once): New function.
3597 (Parameters::clear_target): Move here and rewrite.
3598 * parameters.h (class Parameters): Update declarations. Add
3599 set_parameters_target_once_ field.
3600 (Parameters::Parameters): Move to parameters.cc.
3601 (Parameters::clear_target): Likewise.
3602 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3603 task.
3604 (Start_group::~Start_group): New function.
3605 (Start_group::is_runnable): New function.
3606 (Start_group::locks, Start_group::run): New functions.
3607 (Finish_group::run): Change saw_undefined to size_t.
3608 * readsyms.h (class Start_group): Define.
3609 (class Finish_group): Change saw_undefined_ field to size_t.
3610 (Finish_group::Finish_group): Remove saw_undefined and
3611 this_blocker parameters. Change all callers.
3612 (Finish_group::set_saw_undefined): New function.
3613 (Finish_group::set_blocker): New function.
3614 * symtab.h (class Symbol_table): Change saw_undefined to return
3615 size_t. Change saw_undefined_ field to size_t.
3616 * target-select.cc (Set_target_once::do_run_once): New function.
3617 (Target_selector::Target_selector): Initialize set_target_once_
3618 field. Don't initialize lock_ and initialize_lock_ fields.
3619 (Target_selector::instantiate_target): Rewrite.
3620 (Target_selector::set_target): New function.
3621 * target-select.h (class Set_target_once): Define.
3622 (class Target_selector): Update declarations. Make
3623 Set_target_once a friend. Remove lock_ and initialize_lock_
3624 fields. Add set_target_once_ field.
3625
fa17a3f4
ILT		 36262010-02-10 Ian Lance Taylor <iant@google.com>
3627
3628 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3629 queueing any tasks.
3630 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3631 (queue_middle_tasks): Add all blockers before queueing any tasks.
3632 (queue_final_tasks): Likewise.
3633 * token.h (Task_token::add_blockers): New function.
3634 * object.h (Input_objects::number_of_relobjs): New function.
3635
c7177d31
ILT		 36362010-02-10 Ian Lance Taylor <iant@google.com>
3637
5de0e392
ILT		 3638 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3639 shared, not if not position independent.
3640 * x86_64.cc (Relocate::relocate_tls): Likewise.
3641 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3642 (tls_pie_pic_test): New target.
3643 * testsuite/Makefile.in: Rebuild.
3644
c7177d31
ILT		 3645 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3646 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3647 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3648 * testsuite/Makefile.in: Rebuild.
3649
684b268a
DM		 36502010-02-09 David S. Miller <davem@davemloft.net>
3651
3652 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3653 R_SPARC_RELATIVE using ->add_local_relative().
3654 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3655
612a8d3d
DM		 3656 * output.h (Output_data_dynamic::add_section_size): New method
3657 that takes two Output_data objects.
3658 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3659 entry param. Handle it in initializers.
3660 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3661 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3662 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3663 arg.
3664 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3665 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3666 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3667 for dynrel_includes_plt.
3668 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3669 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3670 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3671 before .rela.plt
3672 (Target_sparc::do_finalize_sections): Update to pass true for
3673 dynrel_includes_plt.
3674 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3675 output before .rela.plt
3676 (Target_powerpc::do_finalize_sections): Update to pass true for
3677 dynrel_includes_plt when 32-bit.
3678
cb1be87e
DK		 36792010-02-08 Doug Kwan <dougkwan@google.com>
3680
3681 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3682 method.
3683 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3684 Arm_relobj::scan_section_for_cortex_a8_stubs,
3685 Arm_relobj::do_relocation_section): Instead of calling
3686 Output_section::output_address, use faster
3687 Arm_relobj::simple_input_section_output_address.
3688
705b5121
DM		 36892010-02-08 David S. Miller <davem@davemloft.net>
3690
3691 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3692 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3693 relocation helper function.
3694
024c4466
DM		 3695 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3696 just like R_SPARC_GOT{10,13,22}.
3697 (Target_sparc::Scan::local): Likewise.
3698 (Target_sparc::Relocate:relocate): Likewise.
3699
9109c078
ILT		 37002010-02-06 Ian Lance Taylor <iant@google.com>
3701
3702 * configure.ac: Rewrite targetobjs duplicate removal code to use
3703 only shell constructs.
3704 * configure: Rebuild.
3705
cf846138
DK		 37062010-02-05 Doug Kwan <dougkwan@google.com>
3707
3708 PR 11247
3709 * arm.cc (Arm_relobj::section_is_scannable): New method.
3710 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3711 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3712
6cfaf60b
DK		 37132010-02-04 Doug Kwan <dougkwan@google.com>
3714
3715 PR 11247
3716 * arm-reloc-property.cc (cstdio): Include.
3717 * configure.ac (targetobjs): Remove duplicates.
3718 * configure: Regenerate.
3719 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3720 big and little endian version for a given address size.
3721
5c57f1be
DK		 37222010-02-03 Doug Kwan <dougkwan@google.com>
3723
3724 * arm-reloc-property.cc
3725 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3726 definition.
3727 * arm-reloc-property.h
3728 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3729 New method definition.
3730 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3731 declaration.
3732 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3733 overflow to N.
3734 (GOT_PREL): Change implemented to Y.
3735 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3736 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3737 (Arm_relocate_functions::movw_abs_nc): Remove method.
3738 (Arm_relocate_functions::movt_abs): Ditto.
3739 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3740 (Arm_relocate_functions::thm_movt_abs): Ditto.
3741 (Arm_relocate_functions::movw_rel_nc): Ditto.
3742 (Arm_relocate_functions::movw_rel): Ditto.
3743 (Arm_relocate_functions::movt_rel): Ditto.
3744 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3745 (Arm_relocate_functions:thm_movw_rel): Ditto.
3746 (Arm_relocate_functions:thm_movt_rel): Ditto.
3747 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3748 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3749 New method definitions.
3750 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3751 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3752 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3753 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3754 (Target_arm::Relocate::relocate): Check for non-static or
3755 unimplemented relocation code and exit early. Change calls to
3756 Target_arm::reloc_uses_thumb_bit and
3757 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3758 instead. Refactor code to handle similar relocations to increase
3759 code sharing. Remove check for unsupported relocation code in switch
3760 statement.
3761 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3762 relocation property table to find out size. Change error message to
3763 print out the name of a relocation code instead of the numeric value.
3764 (Target_arm::scan_reloc_for_stub): Use relocation property table
3765 instead of calling Target_arm::reloc_uses_thumb_bit().
3766
218c5831
DK		 37672010-02-02 Doug Kwan <dougkwan@google.com>
3768
3769 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3770 types of relaxed input section.
3771
0d31c79d
DK		 37722010-02-02 Doug Kwan <dougkwan@google.com>
3773
3774 * Makefile.am (HFILES): Add arm-reloc-property.h.
3775 (DEFFILES): New.
3776 (TARGETSOURCES): Add arm-reloc-property.cc
3777 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3778 (libgold_a_SOURCES): $(DEFFILES)
3779 * Makefile.in: Regenerate.
3780 * arm-reloc-property.cc: New file.
3781 * arm-reloc-property.h: New file.
3782 * arm-reloc.def: New file.
3783 * arm.cc: Update comments.
3784 (arm-reloc-property.h): New included header.
3785 (arm_reloc_property_table): New global variable.
3786 (Target_arm::do_select_as_default_target): New method definition.
3787 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3788 arm-reloc-property to targ_extra_obj.
3789 * parameters.cc (set_parameters_target): Call
3790 Target::select_as_default_target().
3791 * target.h (Target::select_as_default_target): New method definition.
3792 (Target::do_select_as_default_target): Same.
3793
546c7457
DK		 37942010-02-01 Doug Kwan <dougkwan@google.com>
3795
3796 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3797 first_output_text_section_.
3798 (Arm_exidx_fixup::first_output_text_section): New method definition.
3799 (Arm_exidx_fixup::first_output_text_section_): New data member.
3800 (Arm_exidx_fixup::process_exidx_section): Record the first text
3801 output section seen.
3802 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3803 and entsize in output section header.
3804
11b861d5
DK		 38052010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3806
3807 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3808 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3809 (Arm_relocate_functions::thm_alu11): New Method.
3810 (Arm_relocate_functions::thm_pc8): New Method.
3811 (Arm_relocate_functions::thm_pc12): New Method.
3812 (Target_arm::Scan::local): Handle the relocations.
3813 (Target_arm::Scan::global): Likewise.
3814 (Target_arm::Relocate::relocate): Likewise.
3815 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3816
c9a2c125
DK		 38172010-01-29 Doug Kwan <dougkwan@google.com>
3818
3819 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3820 of relocation types as ld.
3821
1521477a
DK		 38222010-01-29 Doug Kwan <dougkwan@google.com>
3823
3824 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3825 to public.
3826 (Arm_relocate_functions::thumb_branch_common): Ditto.
3827 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3828 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3829 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3830 Arm_relocate_functions::jump24): Remove.
3831 (Target_arm::Relocate::relocate): Adjust code to call
3832 Arm_relocation_functions::arm_branch_common and
3833 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3834 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3835
e7eca48c
DK		 38362010-01-29 Doug Kwan <dougkwan@google.com>
3837
3838 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3839 output_local_symbol_count_needs_update_.
3840 (Arm_relobj::output_local_symbol_count_needs_update,
3841 Arm_relobj::set_output_local_symbol_count_needs_update,
3842 Arm_relobj::update_output_local_symbol_count): New methods.
3843 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3844 member.
3845 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3846 of pointed function as in a R_ARM_PREL31 relocation.
3847 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3848 for output local symbol count updating.
3849 (Target_arm::do_relax): Update output local symbol counts in objects
3850 if necessary.
3851 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3852
02961d7e
ILT		 38532010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3854
3855 * arm.cc: Added support for the ARM relocations:
3856 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3857 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3858 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3859 movw_prel_nc).
3860 (Arm_relocate_functions::movw_rel): New method.
3861 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3862 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3863 thm_movw_prel_nc).
3864 (Arm_relocate_functions::thm_movw_rel): New method.
3865 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3866 thm_movt_prel).
3867 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3868 relocations.
3869 (Target_arm::Scan::global): Likewise.
3870 (Target_arm::Relocate::relocate): Likewise.
3871 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3872 Likewise.
3873
b10d2873
ILT		 38742010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3875
3876 * arm.cc: Added support for ARM group relocations.
3877 (Target_arm::reloc_needs_sym_origin): New method.
3878 (Arm_relocate_functions::calc_grp_kn): New method.
3879 (Arm_relocate_functions::calc_grp_residual): New method.
3880 (Arm_relocate_functions::calc_grp_gn): New method.
3881 (Arm_relocate_functions::arm_grp_alu): New Method.
3882 (Arm_relocate_functions::arm_grp_ldr): New Method.
3883 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3884 (Arm_relocate_functions::arm_grp_ldc): New Method.
3885 (Target_arm::Scan::local): Handle the ARM group relocations.
3886 (Target_arm::Scan::global): Likewise.
3887 (Target_arm::Relocate::relocate): Likewise.
3888 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3889 Likewise.
3890
2b328d4e
DK		 38912010-01-26 Doug Kwan <dougkwan@google.com>
3892
3893 * arm.cc (set): Include.
3894 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3895 pointer type.
3896 (Arm_output_section::Text_section_list): New type.
3897 (Arm_output_section::append_text_sections_to_list): New method.
3898 (Arm_output_section::fix_exidx_coverage): Ditto.
3899 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3900 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3901 Relobj::set_section_offset() instead of
3902 Sized_relobj::invalidate_section_offset().
3903 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3904 parameter for section headers. Ignore relocation sections for
3905 unallocated sections and EXIDX sections.
3906 (Target_arm::fix_exidx_coverage): New method.
3907 (Target_arm::output_section_address_less_than): New type.
3908 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3909 linked text section instead of the EXIDX section.
3910 (Arm_output_section::create_stub_group): Add an assertion to check
3911 that this is not an EXIDX output section.
3912 (Arm_output_section::append_text_sections_to_list): New method.
3913 (Arm_output_section::fix_exidx_coverage): Ditto.
3914 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3915 Arm_relobj::section_needs_reloc_stub_scanning.
3916 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3917 first pass.
3918 (Target_arm::fix_exidx_coverage): New method.
3919 * object.h (Relobj::set_output_section): New method.
3920 (Sized_relobj::invalidate_section_offset): Remove method.
3921 (Sized_relobj::do_invalidate_section_offset): Remove method.
3922 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3923
c7f3c371
DK		 39242010-01-25 Doug Kwan <dougkwan@google.com>
3925
3926 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3927 Fix warning due to signed and unsigned comparison on a 32-bit host.
3928
8923b24c
DK		 39292010-01-22 Doug Kwan <dougkwan@google.com>
3930
3931 * arm.cc (Target_arm::do_relax): Record an output section for section
3932 offset adjustment it contains any stub table that has changed.
3933 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3934 offsets in an output section if necessary.
3935 * output.cc (Output_section::Output_section): Initialize
3936 section_offsets_need_adjustments_.
3937 (Output_section::add_input_section_for_script): Renamed to
3938 Output_section::add_simple_input_section.
3939 (Output_section::save_states): Add a comment.
3940 (Output_section::discard_states): New method defintion.
3941 (Output_section::adjust_section_offsets): Same.
3942 * output.h (Output_section::add_input_section_for_script): Renamed to
3943 Output_section::add_simple_input_section.
3944 (Output_section::discard_states): New method declaration.
3945 (Output_section::adjust_section_offsets): Same.
3946 (Output_section::section_offsets_need_adjustment,
3947 Output_section::set_section_offsets_need_adjustment): New method
3948 definitions.
3949 (Output_section::section_offsets_need_adjustment_): New data member.
3950 * script-sections.cc
3951 (Output_section_element_input::set_section_address): Adjust code for
3952 renaming of Output_section::add_input_section_for_script.
3953 (Orphan_output_section::set_section_address): Same.
3954
9b2fd367
DK		 39552010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3956
3957 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3958 Fix_v4bx enum values .
3959 * gold/options.h (General_options): New option definitions.
3960 (General_options::fix_v4bx): New method.
3961 (General_options::Fix_v4bx): New enum.
3962 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3963 (General_options::parse_fix_v4bx_interworking): New method.
3964
80d0d023
DK		 39652010-01-22 Doug Kwan <dougkwan@google.com>
3966
3967 * arm.cc (Arm_exidx_fixup): New class.
3968
af2cdeae
DK		 39692010-01-21 Doug Kwan <dougkwan@google.com>
3970
3971 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3972 classes.
3973 (Arm_exidx_section_offset_map): New type.
3974
993d07c1
DK		 39752010-01-21 Doug Kwan <dougkwan@google.com>
3976
3977 * arm.cc (Arm_exidx_input_section): New class.
3978 (Arm_relobj::exidx_input_section_by_link,
3979 Arm_relobj::exidx_input_section_by_shndx,
3980 Arm_relobj::make_exidx_input_section): New methods.
3981 (read_arm_attributes_section): Remove.
3982 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3983 information about them.
3984 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3985 to here.
3986
5ac169d4
DK		 39872010-01-20 Doug Kwan <dougkwan@google.com>
3988
3989 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3990 Input_section_specifier to Section_id.
3991 (Target_arm::new_arm_input_section: Adjust code for change of key
3992 type.
3993 (Target_arm::find_arm_input_section): Ditto.
3994 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3995 (Section_id): Remove.
3996 (Garbage_collection::Section_id_hash): Remove.
3997 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3998 (Section_id): Remove.
3999 (Icf::Section_id_hash): Remove.
4000 * object.h (Section_id, Const_section_id, Section_id_hash,
4001 Const_section_id_hash): New type definitions.
4002 * output.cc (Output_section::add_relaxed_input_section): Change to
4003 use Const_section_id instead of Input_section_specifier as key type.
4004 (Output_section::add_merge_input_section): Ditto.
4005 (Output_section::build_relaxation_map): Change to use Section_id
4006 instead of Input_section_specifier as key type.
4007 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4008 Ditto.
4009 (Output_section::convert_input_sections_to_relaxed_sections): Change
4010 to use Const_section_id instead of Input_section_specifier as key type.
4011 (Output_section::find_merge_section): Ditto.
4012 (Output_section::find_relaxed_input_section): Ditto.
4013 * output.h (Input_section_specifier): Remove class.
4014 (Output_section::Output_section_data_by_input_section_map): Change
4015 key type to Const_section_id.
4016 (Output_section::Output_relaxed_input_section_by_input_section_map):
4017 Ditto.
4018 (Output_section::Relaxation_map): Change key type to Section_id.
4019
a2162063
ILT		 40202010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4021
4022 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4023 (class Arm_v4bx_stub): New class.
4024 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4025 (Stub_factory::make_arm_v4bx_stub): New method.
4026 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4027 (Stub_table::empty): Handle v4bx stubs.
4028 (Stub_table::add_arm_v4bx_stub): New method.
4029 (Stub_table::find_arm_v4bx_stub): New method.
4030 (Arm_relocate_functions::v4bx): New method.
4031 (Target_arm::fix_v4bx): New method.
4032 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4033 (Stub_table::relocate_stubs): Likewise.
4034 (Stub_table::do_write): Likewise.
4035 (Stub_table::update_data_size_and_addralign): Likewise.
4036 (Stub_table::finalize_stubs): Likewise.
4037 (Target_arm::Scan::local): Likewise.
4038 (Target_arm::Scan::global): Likewise.
4039 (Target_arm::do_finalize_sections): Likewise.
4040 (Target_arm::Relocate::relocate): Likewise.
4041 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4042 Likewise.
4043 (Target_arm::scan_reloc_for_stub): Likewise.
4044 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4045
5696ab0b
ILT		 40462010-01-19 Ian Lance Taylor <iant@google.com>
4047
4048 * output.cc (Output_section_headers::do_sized_write): Write large
4049 segment count to sh_info field.
4050 (Output_file_header::do_sized_write): For large segment count,
4051 write PN_XNUM to e_phnum field.
4052
800d0f56
ILT		 40532010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4054
4055 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4056 (Arm_relocate_functions::thm_jump8): New function.
4057 (Arm_relocate_functions::thm_jump11): New function.
4058 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4059 R_ARM_THM_JUMP11.
4060 (Target_arm::Scan::global): Likewise.
4061 (Target_arm::Relocate::relocate): Likewise.
4062 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4063 Likewise.
4064
41263c05
DK		 40652010-01-14 Doug Kwan <dougkwan@google.com>
4066
4067 * arm.cc (map, utility): Include headers.
4068 (Target_arm::apply_cortex_a8_workaround): New method.
4069 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4070 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4071 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4072 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4073 the --[no-]fix-cortex-a8 command line options.
4074 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4075 (Target_arm::relocate_stub): Use addend in instruction template.
4076 * options.h (DEFINE_bool): Set the user-set flag.
4077 (General_options): Add --[no-]-fix-cortex options.
4078 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 4079 : Update fast look-up map after conversion.
41263c05 4080
459e9b03
ST		 40812010-01-14 Sriraman Tallam <tmsriram@google.com>
4082
4083 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4084 in the first pass of do_layout.
4085
b521dfe4
DK		 40862010-01-13 Doug Kwan <dougkwan@google.com>
4087
4088 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4089 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4090 apparent compiler problem of not folding static constant integral
4091 data members of elfcpp::Elf_sizes<32>.
4092
44272192
DK		 40932010-01-13 Doug Kwan <dougkwan@google.com>
4094
4095 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4096 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4097 Arm_relobj::scan_section_for_cortex_a8_erratum,
4098 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4099 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4100 sections to scan for relocation stubs into a new method
4101 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4102 relocation and Cortex-A8 stub scanning.
4103 (Target_arm::do_relax): Force stubs to be after stubbed sections
4104 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 4105 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 4106 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4107
44b71ece
ILT		 41082010-01-12 Ian Lance Taylor <iant@google.com>
4109
4110 * target-reloc.h (visibility_error): New inline function.
4111 (relocate_section): Call visibility_error.
4112 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4113 (MOSTLYCLEANFILES): Likewise.
4114 (protected_4_pic.o, protected_3.err): New targets.
4115 * testsuite/protected_4.cc: New file.
4116
a120bc7f
DK		 41172010-01-12 Doug Kwan <dougkwan@google.com>
4118
4119 * arm.cc (Cortex_a8_reloc): New class.
4120 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4121 and cortex_a8_relocs_info_.
4122 (Target_arm::fix_cortex_a8): New method definition.
4123 (Target_arm::Cortex_a8_relocs_info): New type.
4124 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4125 New data member declarations.
4126 (Target_arm::scan_reloc_for_stub): Record information about
4127 relocations for THUMB branches that might be exempted from the
4128 Cortex-A8 workaround.
4129 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4130 at the beginning of a relaxation pass.
4131
20138696
DK		 41322010-01-12 Doug Kwan <dougkwan@google.com>
4133
4134 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4135 (Arm_relobj::Mapping_symbol_position,
4136 Arm_reloj::Mapping_symbol_position_less,
4137 Arm_relobj::Mapping_symbols_info): New types.
4138 (Target_arm::is_mapping_symbol_name): New method definition.
4139 (Arm_relobj::do_count_local_symbols): Save information about mapping
4140 symbols.
4141
089d69dc
DK		 41422010-01-11 Doug Kwan <dougkwan@google.com>
4143
4144 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4145 Arm_relocate_functions::thumb32_branch_upper,
4146 Arm_relocate_functions::thumb32_branch_lower,
4147 Arm_relocate_functions::thumb32_cond_branch_offset,
4148 Arm_relocate_functions::thumb32_cond_branch_upper,
4149 Arm_relocate_functions::thumb32_cond_branch_lower,
4150 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4151 branch offset encoding.
4152 (Arm_relocate_functions::thumb_branch_common): Use new branch
4153 offset encoding methods to avoid code duplication.
4154 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4155 (Stub_addend_reader::operator()): Use new branch encoding method
4156 to avoid code duplication.
4157
99e5bff2
DK		 41582010-01-11 Doug Kwan <dougkwan@google.com>
4159
4160 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4161 (Target_arm::do_finalize_sections): Define special EXIDX section
4162 symbols only if referenced.
4163 * gc.h (Garbage_collection::add_reference): New method.
4164 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4165 code duplication.
4166
98e090bd
ILT		 41672010-01-11 Ian Lance Taylor <iant@google.com>
4168
d0a91bd8
ILT		 4169 * script.cc (Version_script_info::build_expression_list_lookup):
4170 Change complaing about duplicate wildcard match from error to
4171 warning.
4172
98e090bd
ILT		 4173 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4174 of 2009-12-30.
4175 (Version_script_info::Version_script_info): Initialize globs_,
4176 default_version_, default_is_global_, and exact_. Don't
4177 initialize globals_ or locals_.
4178 (Version_script_info::build_lookup_tables): Build local symbols
4179 first.
4180 (Version_script_info::unquote): New function.
4181 (Version_script_info::add_exact_match): New function.
4182 (Version_script_info::build_expression_list_lookup): Remove lookup
4183 parameter. Add is_global parameter. Change all callers. Handle
4184 wildcard pattern specially. Unquote pattern. Call
4185 add_exact_match.
4186 (Version_script_info::get_name_to_match): New function.
4187 (Version_script_info::get_symbol_version): New function.
4188 (Version_script_info::get_symbol_version_helper): Remove.
4189 (Version_script_info::check_unmatched_names): Call unquote.
4190 * script.h (class Version_script_info): Change get_symbol_version
4191 to be non-inline and add is_global parameter; change all callers.
4192 Rewrite symbol_is_local. Update declarations. Define struct
4193 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4194 Remove globals_ and locals_ members. Add exact_, globs_,
4195 default_version_, is_global_.
4196 (Version_script_info::Glob): Remove pattern, add expression and
4197 is_global. Update constructor. Change all callers.
4198 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4199 default version.
4200 (Versions::symbol_section_contents): If a symbol is undefined, or
4201 defined in a dynamic object, set the version index to
4202 VER_NDX_LOCAL.
4203 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4204 symbol_is_local.
4205 (Symbol_table::add_from_pluginobj): Likewise.
4206 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4207
d56962d3
DK		 42082010-01-11 Doug Kwan <dougkwan@google.com>
4209
4210 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4211 (incremental_dump_LDADD): Add linking option for libintl.
4212 * Makefile.in: Regenerate.
4213
94e6ee91
L		 42142010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4215
4216 PR gold/11144
4217 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4218 instead of -Ds.
4219 * testsuite/Makefile.in: Regenerated.
4220
e96c574b
DK		 42212010-01-10 Doug Kwan <dougkwan@google.com>
4222
4223 * options.h (DEFINE_var): Use parentheses around argument varname__
4224 in macro body to avoid any unintended subsequent substitutions.
4225
7198066b
ILT		 42262010-01-10 Ian Lance Taylor <iant@google.com>
4227
ba4d53bf
ILT		 4228 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4229 candidates before doing symbol resolution.
4230
7198066b
ILT		 4231 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4232 ODR candidates if only one is weak.
4233
a2beed37
ILT		 42342010-01-08 Ian Lance Taylor <iant@google.com>
4235
4236 * script.cc (Version_script_info::build_expression_list_lookup):
4237 Don't warn about ambiguous version, just record the ambiguity.
4238 (Version_script_info::get_symbol_version_helper): Give error if
4239 version is ambiguous.
4240
2fb7225c
DK		 42412010-01-08 Doug Kwan <dougkwan@google.com>
4242
4243 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4244 prev_data_size_ and prev_addralign_. Remove initializer for
4245 deleted data member has_been_changed_.
4246 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4247 to determine if the table is empty.
4248 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4249 Remove.
4250 (Stub_table::add_reloc_stub): Define method in class definition
4251 instead of just declaring it there.
4252 (Stub_table::add_cortex_a8_stub): New method definition.
4253 (Stub_table::update_data_size_and_addralign): Ditto.
4254 (Stub_table::finalize_stubs): Ditto.
4255 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4256 (Stub_table::do_addralign_): Return address alignment in the
4257 (Stub_table::do_reset_address_and_file_offset): Define method in
4258 class definition instead of declaring it there. Set current data
4259 size to be the data size of the previous pass.
4260 (Stub_table::set_final_data_size): Use current data size as the
4261 final data size.
4262 (Stub_table::relocate_stub): Change parameter type of stub from
4263 Reloc_stub pointer to Stub pointer.
4264 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4265 (Stub_table::Cortex_a8_stub_list): New typedef.
4266 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4267 Stub_table::prev_addralign_): New data member.
4268 (Arm_relobj::Arm_relobj): Initialize data member
4269 section_has_cortex_a8_workaround_.
4270 (Arm_relobj::section_has_cortex_a8_workaround,
4271 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4272 definitions.
4273 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4274 declarations.
4275 (Target_arm::relocate_stub): Change parameter type of stub from
4276 Reloc_stub pointer to Stub pointer.
4277 (Insn_template::size, Insn_template::alignment): Handle
4278 THUMB16_SPECIAL_TYPE.
4279 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4280 Stub_table::update_data_size_and_addralign,
4281 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4282 definitions.
4283 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4284 (Stub_table::do_write): Ditto.
4285 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4286
880cd20d
ILT		 42872010-01-08 Ian Lance Taylor <iant@google.com>
4288
4289 PR 11108
4290 * symtab.h (class Symbol): Remove fields is_target_special_ and
4291 has_plt_offset_. Add field is_defined_in_discarded_section_.
4292 (Symbol::is_defined_in_discarded_section): New function.
4293 (Symbol::set_is_defined_in_discarded_section): New function.
4294 (Symbol::has_plt_offset): Rewrite.
4295 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4296 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4297 Don't initialize is_target_special_ or has_plt_offset_.
4298 Initialize is_defined_in_discarded_section_.
4299 (Symbol_table::add_from_relobj): If appropriate, set
4300 is_defined_in_discarded_section.
4301 * resolve.cc (Symbol::override_base_with_special): Don't test
4302 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4303 * target-reloc.h (relocate_section): Do special handling for
4304 symbols defined in discarded sections for global symbols as well
4305 as local symbols.
4306
2703e3eb
ILT		 43072010-01-08 Ian Lance Taylor <iant@google.com>
4308
4309 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4310 the SHT_SYMTAB case.
4311
339d40a3
ILT		 43122010-01-08 Ian Lance Taylor <iant@google.com>
4313
4314 * object.cc (Sized_relobj::do_layout): Don't get confused if
4315 layout_eh_frame returns NULL.
4316
abecea76
ILT		 43172010-01-08 Ian Lance Taylor <iant@google.com>
4318
4319 PR 11084
4320 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4321 dynamic symbol table, use the normal symbol table.
4322 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4323 symbol table.
4324
6b7dd3f3
ILT		 43252010-01-08 Ian Lance Taylor <iant@google.com>
4326
4327 PR 11072
4328 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4329 sections.
4330
36c50e63
L		 43312010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4332
4333 * version.cc (print_version): Change to "Copyright 2010".
4334
e291e7b9
ILT		 43352010-01-08 Ian Lance Taylor <iant@google.com>
4336
4337 PR 10287
4338 PR 11063
4339 * i386.cc (class Target_i386): Change return type of plt_section
4340 to be non-const.
4341 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4342 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4343 tls_desc_rel_ field.
4344 (Output_data_plt_i386::rel_tls_desc): New function.
4345 (Target_i386::rel_tls_desc_section): New function.
4346 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4347 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4348 R_386_TLS_DESC reloc in rel_tls_desc_section.
4349 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4350 Define struct Tlsdesc_info.
4351 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4352 (Target_x86_64::do_reloc_symbol_index): New function.
4353 (Target_x86_64::add_tlsdesc_info): New function.
4354 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4355 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4356 tlsdesc_rel_ field.
4357 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4358 all callers.
4359 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4360 (Target_x86_64::rela_tlsdesc_section): New function.
4361 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4362 handling.
4363 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4364 (Target_x86_64::do_reloc_addend): New function.
4365 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4366 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4367 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4368 (Output_reloc::type): New function.
4369 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4370 (Output_reloc::is_target_specific): New function.
4371 (Output_reloc::target_arg): New function.
4372 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4373 absolute relocs and target specific relocs.
4374 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4375 add_target_specific.
4376 (class Output_data_reloc) [SHT_RELA]: Likewise.
4377 * output.cc (Output_reloc::Output_reloc): Add four new versions
4378 for absolute relocs and target specific relocs.
4379 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4380 (Output_reloc::get_symbol_index): Likewise.
4381 (Output_reloc::local_section_offset): Check that local_sym_index_
4382 is not TARGET_CODE or 0.
4383 (Output_reloc::symbol_value): Likewise.
4384 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4385 reloc.
4386 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4387 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4388 functions.
4389 * layout.cc (add_target_dynamic_tags): Use output section for
4390 DT_PLTRELSZ and DT_JMPREL.
4391
3a44184e
ILT		 43922010-01-07 Ian Lance Taylor <iant@google.com>
4393
4394 PR 11061
4395 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4396 function.
4397 (class Output_data_reloc_generic): Define.
4398 (class Output_data_reloc_base): Change base class to
4399 Output_data_reloc_generic. Change add() method to call
4400 bump_relative_reloc_count for a relative reloc. Remove
4401 sort_relocs_ field.
4402 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4403 to sort_relocs().
4404 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4405 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4406 appropriate.
4407 * layout.h (class Layout): Update declaration.
4408
ea715a34
ILT		 44092010-01-07 Ian Lance Taylor <iant@google.com>
4410
4411 * output.h (class Output_data): Add const version of
4412 output_section and do_output_section.
4413 (class Output_section_data): Add const version of
4414 do_output_section.
4415 (class Output_section): Likewise.
4416 * layout.cc (Layout::add_target_dynamic_tags): New function.
4417 * layout.h (class Layout): Update declarations.
4418 * arm.cc (Target_arm::do_finalize_sections): Use
4419 add_target_dynamic_tags.
4420 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4421 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4422 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4423 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4424
659948a4
ILT		 44252010-01-07 Ian Lance Taylor <iant@google.com>
4426
4427 PR 11042
4428 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4429 object as needed.
4430
9d3b86f6
ILT		 44312010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4432 Ian Lance Taylor <iant@google.com>
4433
4434 PR 11019
4435 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4436 Xindex::read_symtab_xindex.
4437
bb0d3eb0
DK		 44382010-01-07 Doug Kwan <dougkwan@google.com>
4439
4440 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4441 (Insn_template::thumb16_bcond_insn): New method declaration.
4442 (Insn_template): Fix spelling.
4443 (Stub::thumb16_special): New method declaration.
4444 (Stub::do_write): Define virtual method which was previously pure
4445 virtual.
4446 (Stub::do_thumb16_special): New method declaration.
4447 (Stub::do_fixed_endian_write): New template member.
4448 (Reloc_stub::do_write): Remove.
4449 (Reloc_stub::do_fixed_endian_write): Remove.
4450 (Cortex_a8_stub): New class definition.
4451 (Stub_factory::make_cortex_a8_stub): New method definition.
4452 (Stub_factory::Stub_factory): Add missing static storage class
4453 qualifier for elf32_arm_stub_a8_veneer_blx.
4454
ffeef7df
ILT		 44552010-01-07 Ian Lance Taylor <iant@google.com>
4456
dc3f80fe
ILT		 4457 PR 10980
4458 * options.h (class General_options): Add --warn-unresolved-symbols
4459 and --error-unresolved-symbols.
4460 * errors.cc (Errors::undefined_symbol): Implement
4461 --warn-unresolved-symbols.
4462
ffeef7df
ILT		 4463 * options.h (class General_options): Add -z text and -z textoff.
4464 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4465
f1ec9ded
ST		 44662010-01-06 Sriraman Tallam <tmsriram@google.com>
4467
4468 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4469 (Garbage_collection::cident_sections): New function.
4470 (Garbage_collection::add_cident_section): New function.
4471 (Garbage_collection::cident_sections_): New member.
4472 (gc_process_relocs): Add references to sections whose names are C
4473 identifiers.
4474 * gold.h (cident_section_start_prefix): New constant.
4475 (cident_section_stop_prefix): New constant.
4476 (is_cident): New function.
4477 * layout.cc (Layout::define_section_symbols): Replace string constants
4478 with the newly defined constants.
4479 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4480 C identifiers.
4481 * testsuite/Makefile.am: Add gc_orphan_section_test.
4482 * testsuite/Makefile.in: Regenerate.
4483 * testsuite/gc_orphan_section_test.cc: New file.
4484 * testsuite/gc_orphan_section_test.sh: New file.
4485
6eda8c29
ILT		 44862010-01-06 Ian Lance Taylor <iant@google.com>
4487
b9674e17
ILT		 4488 PR 10980
4489 * options.h (class General_options): Add --warn-shared-textrel.
4490 * layout.cc (Layout::finish_dynamic_section): Implement
4491 --warn-shared-textrel.
4492
6eda8c29
ILT		 4493 PR 10980
4494 * options.h (class General_options): Add --warn-multiple-gp.
4495
32dcd44e
ILT		 44962010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4497
4498 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4499 $(THREADSLIB) and $(LIBDL).
4500 * Makefile.in: Rebuild.
4501
a192ba05
ILT		 45022010-01-06 Ian Lance Taylor <iant@google.com>
4503
4504 PR 10980
4505 * options.cc (General_options::parse_section_start): New function.
4506 (General_options::section_start): New function.
4507 (General_options::General_options): Initialize all members.
4508 * options.h: Include <map>
4509 (class General_options): Add --section-start. Add section_starts_
4510 member.
4511 * layout.cc (Layout::attach_allocated_section_to_segment): If
4512 --section-start was used, set the address of the segment. Remove
4513 local sort_sections.
4514 (Layout::relaxation_loop_body): If the address of the load segment
4515 has been set by --section-start, don't use it.
4516 * output.h (Output_segment::update_flags_for_output_section): New
4517 function.
4518 * output.cc (Output_segment::add_output_section): Call
4519 update_flags_for_output_section.
4520
dde3f402
ILT		 45212010-01-05 Ian Lance Taylor <iant@google.com>
4522
62dfdd4d
ILT		 4523 PR 10980
4524 * options.h (class General_options): Add --undefined-version.
4525 * script.cc (struct Version_expression): Add was_matched_by_symbol
4526 field.
4527 (Version_script_info::matched_symbol): New function.
4528 (Version_script_info::get_symbol_version_helper): Call
4529 matched_symbol.
4530 (Version_script_info::check_unmatched_names): New function.
4531 * script.h (class Version_script_info): Update declarations.
4532 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4533
9c4ae156
ILT		 4534 * options.h (class General_options): Use DEFINE_bool_alias for
4535 allow_multiple_definition.
4536 * resolve.cc (Symbol_table::should_override): Don't test
4537 allow_multiple_definition.
4538
dde3f402
ILT		 4539 PR 10980
4540 * options.h (class General_options): Add --cref.
4541 * main.cc (main): Print cref table if --cref. Don't close mapfile
4542 until after printing cref table.
4543 * cref.cc: Include "symtab.h".
4544 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4545 (Cref_table_compare::operator()): New function.
4546 (Cref_inputs::gather_cref): New function.
4547 (filecol): New static const.
4548 (Cref_inputs::print_cref): New function.
4549 (Cref::print_cref): New function.
4550 * cref.h: Include <cstdio>.
4551 (class Cref): Update declarations.
4552 * mapfile.h (Mapfile::file): New function.
4553 * object.h (class Object): Define Symbols. Declare virtual
4554 do_get_global_symbols.
4555 (Object::get_global_symbols): New function.
4556 * object.cc (Input_objects::add_object): Pass object to cref_ if
4557 --cref.
4558 (Input_objects::archive_start): Likewise.
4559 (Input_objects::archive_stop): Likewise.
4560 (Input_objects::print_cref): New function.
4561 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4562 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4563 --cref.
4564 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4565 function.
4566 * plugin.h (class Sized_pluginobj): Update declarations.
4567
8781f709
ILT		 45682010-01-05 Ian Lance Taylor <iant@google.com>
4569
4570 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4571 to is_default_version. Rename insdef to insdefault.
4572 (Symbol_table::add_from_relobj): Rename def to is_default_version
4573 and local to is_forced_local.
4574 (Symbol_table::add_from_pluginobj): Likewise.
4575 (Symbol_table::add_from_dynobj): Likewise.
4576 (Symbol_table::define_special_symbol): Rename insdef to
4577 insdefault.
4578
fe35d28d
ILT		 45792010-01-04 Ian Lance Taylor <iant@google.com>
4580
30bc8c46
ILT		 4581 PR 10980
4582 * options.h (class General_options): Add
4583 --allow-multiple-definition and -z muldefs.
4584 * resolve.cc (Symbol_table::should_override): Don't warn about a
4585 multiple symbol definition if --allow-multiple-definition or -z
4586 muldefs.
4587
7eaea549
ILT		 4588 PR 10980
4589 * options.h (class General_options): Add --add-needed and
4590 --copy-dt-needed-entries. Tweak --as-needed help entry.
4591 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4592 error if --copy-dt-needed-entries aka --add-needed is used and
4593 would cause a change in behaviour.
4594
fe35d28d
ILT		 4595 PR 10980
4596 * options.h (class General_options): Add -G as a short version of
4597 --shared. Add no-op options -assert, -g, and -i.
4598
55a2bb35
ST		 45992010-01-04 Sriraman Tallam <tmsriram@google.com>
4600
4601 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4602 check for .text or .gnu.linkonce.t sections.
4603 * icf.cc (Icf::find_identical_sections): Ditto.
4604 Change the detection for mangled function name within the section
4605 name.
4606 * icf.h (is_section_foldable_candidate): New function.
4607
719328e1
ILT		 46082009-12-30 Ian Lance Taylor <iant@google.com>
4609
4610 PR 10980
4611 * options.h (class General_options): Permit two dashes with
4612 --retain-symbols-file.
4613
d7bb5745
ILT		 46142009-12-30 Ian Lance Taylor <iant@google.com>
4615
403a15dd
ILT		 4616 PR 10979
4617 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4618 don't put the file header and segment headers in the text
4619 segment.
4620
eda294df
ILT		 4621 PR 10979
4622 * common.cc (Sort_commons::operator()): Stabilize sort when both
4623 entries are NULL.
4624 (Symbol_table::do_allocate_commons_list): When allocating common
4625 symbols, skip a symbol which is no longer common.
4626 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4627 an object before checking its type.
4628 * testsuite/common_test_2.c: New file.
4629 * testsuite/common_test_3.c: New file.
4630 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4631 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4632 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4633 (common_test_2_pic.o, common_test_2.so): New targets.
4634 (common_test_3_pic.o, common_test_3.so): New targets.
4635 * testsuite/Makefile.in: Rebuild.
4636
d7bb5745
ILT		 4637 PR 10979
4638 * script.cc (read_input_script): If we see a new SECTIONS clause,
4639 and we have added an input section, give an error.
4640 * layout.h (class Layout): Add have_added_input_section function.
4641 Add have_added_input_section_ field.
4642 * layout.cc (Layout::Layout): Initialize
4643 have_added_input_section_.
4644 (Layout::layout): Set have_added_input_section_.
4645 (Layout::layout_eh_frame): Likewise.
4646
fc59c572
ILT		 46472009-12-30 Ian Lance Taylor <iant@google.com>
4648
4649 PR 10931
4650 * options.h (class General_options): Add --sort-common option.
4651 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4652 * common.cc (Sort_common): Add sort_order parameter to
4653 constructor. Add sort_order_ field.
4654 (Sort_commons::operator): Check sort_order_.
4655 (Symbol_table::allocate_commons): Determine the sort order.
4656 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4657 Change all callers.
4658 (Symbol_table::do_allocate_commons_list): Likewise.
4659
1c74fab0
ILT		 46602009-12-30 Ian Lance Taylor <iant@google.com>
4661
4662 PR 10916
4663 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4664 symbols from this object, don't change the visibility of an
4665 undefined symbol.
4666 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4667
6affe781
ILT		 46682009-12-30 Ian Lance Taylor <iant@google.com>
4669
4670 PR 10861
4671 * script.h (class Version_script_info): Define Language enum.
4672 Update declarations. Define Glob, Exact, and Lookup types. Add
4673 new fields globals_, locals_, and is_finalized_.
4674 * script.cc: Various formatting fixes.
4675 (class Parser_closure): Change language_stack_ from a vector of
4676 std::string to one of Version_script_info::Language. Adjust all
4677 uses accordingly.
4678 (class Lazy_demangler): Remove.
4679 (struct Version_expression): Change language from std::string to
4680 Version_script_info::Language.
4681 (Version_script_info::Version_script_info): New function.
4682 (Version_script_info::~Version_script_info): Don't call clear.
4683 (Version_script_info::finalize): New function.
4684 (Version_script_info::build_lookup_tables): New function.
4685 (Version_script_info::build_expression_list_lookup): New
4686 function.
4687 (Version_script_info::get_symbol_version_helper): Rewrite to use
4688 lookup tables.
4689 (Version_script_info::print_expression_list): Adjust to use
4690 Version_script_info::Language.
4691 (script_push_lex_into_version_mode): Check that the version script
4692 has not been finalized.
4693 (version_script_push_lang): Change language string to
4694 Version_script_info::Language.
4695 * options.cc (Command_line::version_script): New function.
4696 * options.h (class General_options): Add finalize_dynamic_list
4697 function. Change version_script from declaration to definition.
4698 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4699 * testsuite/version_script.map: Remove duplicate def of foo.
4700 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4701 version_script.map.
4702 * testsuite/Makefile.in: Rebuild.
4703
818bf354
ILT		 47042009-12-30 Ian Lance Taylor <iant@google.com>
4705
4706 PR 10843
4707 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4708 if the input symbol index is 0, make the output symbol index 0.
4709
ebcc8304
ILT		 47102009-12-30 Ian Lance Taylor <iant@google.com>
4711
4712 PR 10670
4713 * options.h (class General_options): Add -x/--discard-all.
4714 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4715 --discard-all. If the local symbol needs a dynamic entry, check
4716 that before handling --discard-locals.
4717
176fe33f
ILT		 47182009-12-30 Ian Lance Taylor <iant@google.com>
4719
bb321bb1
ILT		 4720 PR 10450
4721 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4722 flags to PF_R.
4723 (Output_segment::add_output_section): Don't change the flags if
4724 the type is PT_TLS.
4725
176fe33f
ILT		 4726 PR 10450
4727 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4728 GNU hash table if they need a dynamic value. Otherwise, don't add
4729 them if they are defined in a dynamic object or are forced local.
4730
e8cd95c7
ILT		 47312009-12-29 Ian Lance Taylor <iant@google.com>
4732
1b81fb71
ILT		 4733 PR 10450
4734 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4735 .gnu.hash table for a 32-bit target.
4736
8d6d383d
ILT		 4737 PR 10450
4738 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4739 regular and a dynamic object only needs a dynamic symbol table
4740 entry if it is externally visible.
4741
e785ec03
ILT		 4742 PR 10450
4743 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4744 constructor. Add global_offset_table_ field.
4745 (Target_i386::got_section): Set global_offset_table_.
4746 (Target_i386::do_finalize_sections): Set global_offset_table_
4747 size.
4748 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4749 in constructor. Add global_offset_table_ field.
4750 (Target_x86_64::got_section): Set global_offset_table_.
4751 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4752 size.
4753
1a2dff53
ILT		 4754 * layout.cc (Layout::Layout): Initialize increase_relro_.
4755 (Layout::get_output_section): Add is_relro, is_last_relro, and
4756 is_first_non_relro parameters. Change all callers.
4757 (Layout::choose_output_section): Likewise.
4758 (Layout::add_output_section_data): Likewise.
4759 (Layout::make_output_section): Likewise.
4760 (Layout::set_segment_offsets): Clear increase_relro when using a
4761 linker script.
4762 * layout.h (class Layout): Add increase_relro method. Add
4763 increase_relro_ field. Update declarations.
4764 * output.cc (Output_section::Output_section): Initialize
4765 is_last_relro_ and is_first_non_relro_.
4766 (Output_segment::add_output_section): Group relro sections is
4767 do_sort is true. Handle is_last_relro and is_first_non_relro.
4768 (Output_segment::maximum_alignment): Remove relro handling.
4769 (Output_segment::set_section_addresses): Add increase_relro
4770 parameter. Change all callers. Add initial alignment to align
4771 relro sections on separate page. Remove old relro handling.
4772 (Output_segment::set_section_list_addresses): Remove in_relro
4773 parameter. Change all callers.
4774 (Output_segment::set_offset): Add increase parameter. Change all
4775 callers. Remove old relro handling.
4776 * output.h (class Output_section): Add new methods: is_last_relro,
4777 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4778 Add is_last_relro_ and is_first_non_relro_ fields.
4779 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4780 Create separate .got.plt section. Call increase_relro.
4781 * x86_64.cc (Target_x86_64::got_section): Likewise.
4782 * testsuite/relro_script_test.t: Add .got.plt.
4783
f0ba79e2
ILT		 4784 PR 10450
4785 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4786 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4787 (Layout::finalize): Call set_dynamic_symbol_size.
4788 (Layout::set_dynamic_symbol_size): New function.
4789 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4790 set_dynamic_symbol_size.
4791
e8cd95c7
ILT		 4792 PR 10450
4793 * output.h (class Output_section): Add is_entsize_zero_ field.
4794 * output.cc (Output_section::Output_section): Initialize
4795 is_entsize_zero_.
4796 (Output_section::set_entsize): If two different entsizes are
4797 requested, force it to zero.
4798 (Output_section::add_input_section): Set flags for .debug_str
4799 before updating section flags. Set entsize.
4800 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4801 and SHF_STRING if all input sections have those flags.
4802
3e1b9a8a
RÁE		 48032009-12-29 Rafael Espindola <espindola@google.com>
4804
4805 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4806 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4807 reporting.
3e1b9a8a 4808
3dcad376
ST		 48092009-12-29 Sriraman Tallam <tmsriram@google.com>
4810
4811 * options.cc (General_options::parse_version): Allow -v to exit
4812 without an error if there is nothing to link.
4813
084e2665
ILT		 48142009-12-29 Ian Lance Taylor <iant@google.com>
4815
4816 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4817 using a version of gcc before 4.1.
4818 * configure: Rebuild.
4819
250acde3
CD		 48202009-12-28 Chris Demetriou <cgd@google.com>
4821
4822 * attributes.cc (Output_attributes_section_data::do_write): Use
4823 std::vector::front rather than std::vector::data.
4824
99fff23b
ILT		 48252009-12-28 Ian Lance Taylor <iant@google.com>
4826
4827 * symtab.h (class Symbol_table): Add enum Defined.
4828 * resolve.cc (Symbol_table::should_override): Add defined
4829 parameter. Change all callers. Test whether object is NULL
4830 before calling a method on it.
4831 (Symbol_table::report_resolve_problem): Add defined parameter.
4832 Change all callers.
4833 (Symbol_table::should_override_with_special): Likewise.
4834 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4835 parameter. Change all callers.
4836 (Symbol_table::do_define_in_output_data): Likewise.
4837 (Symbol_table::define_in_output_segment): Likewise.
4838 (Symbol_table::do_define_in_output_segment): Likewise.
4839 (Symbol_table::define_as_constant): Likewise.
4840 (Symbol_table::do_define_as_constant): Likewise.
4841 * script.h (class Symbol_assignment): Add is_defsym parameter to
4842 constructor; change all callers.
4843 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4844 parameter. Change all callers. Add is_defsym_ field.
4845 (class Parser_closure): Add parsing_defsym parameter to
4846 constructor; change all callers. Add parsing_defsym accessor
4847 function. Add parsing_defsym_ field.
4848
556bd683
ILT		 48492009-12-28 Ian Lance Taylor <iant@google.com>
4850
4851 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4852 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4853
1782c879
ILT		 48542009-12-23 Ian Lance Taylor <iant@google.com>
4855
4856 * i386.cc (Target_i386::do_calls_non_split): Recognize
4857 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4858 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4859 -fsplit-stack prologue when using %r11.
1782c879 4860
329ca2b1
ST		 48612009-12-21 Sriraman Tallam <tmsriram@google.com>
4862
4863 * options.cc (General_options::parse_version): Make -v continue and do
4864 the link like GNU ld does.
4865
d675ff46
RÁE		 48662009-12-17 Rafael Avila de Espindola <espindola@google.com>
4867
4868 * Makefile.am (CCFILES): Add timer.cc.
4869 (HFILES): Add timer.h.
4870 * configure.ac: Check for sysconf and times.
4871 * main.cc: include timer.h.
4872 (main): Use Timer instead of get_run_time.
4873 * timer.cc: New.
4874 * timer.h: New.
4875 * workqueue.cc: include timer.h.
4876 (Workqueue::find_and_run_task):
4877 Report user, sys and wall time.
4878 * Makefile.in: Regenerate.
4879 * config.in: Regenerate.
4880 * configure: Regenerate.
4881
d6344fb5
DK		 48822009-12-16 Doug Kwan <dougkwan@google.com>
4883
4884 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4885 sections.
4886 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4887 relaxed input sections.
4888 * output.cc (Output_section::find_relaxed_input_section): Change
4889 return type to Output_relaxed_input_section pointer. Adjust code
4890 for new type of relaxed_input_section_map_.
4891 * output.h (Output_section::find_relaxed_input_section): Change
4892 return type to Output_relaxed_input_section pointer.
4893 (Output_section::Output_relaxed_input_section_by_input_section_map):
4894 New type.
4895 (Output_section::relaxed_input_section_map_): Change type to
4896 Output_section::Output_relaxed_input_section_by_input_section_map.
4897 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4898 input section.
4899
0e0d5469
ILT		 49002009-12-15 Ian Lance Taylor <iant@google.com>
4901
4902 * layout.cc (Layout::create_shstrtab): Only write out after input
4903 sections if we are compressing debug sections.
4904
0649a889
ILT		 49052009-12-15 Ian Lance Taylor <iant@google.com>
4906
4907 * archive.cc (Archive::add_symbols): Only look up a symbol without
4908 a version if there is, in fact, a version.
4909
2ea97941
ILT		 49102009-12-14 Ian Lance Taylor <iant@google.com>
4911
4912 Revert -Wshadow changes, all changes from:
4913 2009-12-11 Doug Kwan <dougkwan@google.com>
4914 2009-12-11 Nick Clifton <nickc@redhat.com>
4915 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4916
b0eec2cc
DK		 49172009-12-11 Doug Kwan <dougkwan@google.com>
4918
4919 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4920 due to -Wshadow.
4921 * attributes.cc (Object_attribute::size): Ditto.
4922 (Attributes_section_data::size): Ditto.
4923 (Attributes_section_data::Attributes_section_data): Ditto.
4924 (Output_attributes_section_data::do_write): Ditto.
4925 * attributes.h (Object_attribute::set_type): Ditto.
4926 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4927
91d6fa6a
NC		 49282009-12-11 Nick Clifton <nickc@redhat.com>
4929
4930 * archive.cc: Fix shadowed variable warnings.
4931 * arm.cc: Likewise.
4932 * compressed_output.cc: Likewise.
4933 * compressed_output.h: Likewise.
4934 * configure: Likewise.
4935 * dwarf_reader.cc: Likewise.
4936 * dynobj.cc: Likewise.
4937 * dynobj.h: Likewise.
4938 * ehframe.cc: Likewise.
4939 * ehframe.h: Likewise.
4940 * errors.cc: Likewise.
4941 * expression.cc: Likewise.
4942 * fileread.cc: Likewise.
4943 * fileread.h: Likewise.
4944 * freebsd.h: Likewise.
4945 * i386.cc: Likewise.
4946 * icf.cc: Likewise.
4947 * incremental.h: Likewise.
4948 * layout.cc: Likewise.
4949 * layout.h: Likewise.
4950 * mapfile.cc: Likewise.
4951 * merge.cc: Likewise.
4952 * merge.h: Likewise.
4953 * object.cc: Likewise.
4954 * object.h: Likewise.
4955 * options.h: Likewise.
4956 * output.cc: Likewise.
4957 * output.h: Likewise.
4958 * parameters.cc: Likewise.
4959 * plugin.cc: Likewise.
4960 * powerpc.cc: Likewise.
4961 * reduced_debug_output.cc: Likewise.
4962 * reduced_debug_output.h: Likewise.
4963 * reloc.cc: Likewise.
4964 * reloc.h: Likewise.
4965 * resolve.cc: Likewise.
4966 * script-sections.cc: Likewise.
4967 * script.cc: Likewise.
4968 * script.h: Likewise.
4969 * sparc.cc: Likewise.
4970 * symtab.cc: Likewise.
4971 * symtab.h: Likewise.
4972 * target-select.cc: Likewise.
4973 * target-select.h: Likewise.
4974 * token.h: Likewise.
4975 * workqueue.cc: Likewise.
4976 * workqueue.h: Likewise.
4977 * x86_64.cc: Likewise.
4978
a0351a69
DK		 49792009-12-10 Doug Kwan <dougkwan@google.com>
4980
4981 * arm.cc (attributes.h): New include.
4982 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4983 (Arm_relobj::~Arm_relobj): Delete object pointed by
4984 attributes_section_data_.
4985 (Arm_relobj::attributes_section_data): New method definition.
4986 (Arm_relobj::attributes_section_data_): New data member declaration.
4987 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4988 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4989 attributes_section_data_.
4990 (Arm_dynobj::attributes_section_data): New method definition.
4991 (Arm_dynobj::attributes_section_data_): New data member declaration.
4992 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4993 initialization value of may_use_blx_ to false.
4994 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4995 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4996 object attributes to compute results instead of hard-coding.
4997 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4998 Target_arm::get_secondary_compatible_arch,
4999 Target_arm::set_secondary_compatible_arch
5000 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5001 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5002 New method declarations.
5003 (Target_arm::get_aeabi_object_attribute): New method definition.
5004 (Target_arm::attributes_section_data_): New data member declaration.
5005 (read_arm_attributes_section): New template definition.
5006 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5007 (Arm_dynobj::do_read_symbols): Ditto.
5008 (Target_arm::do_finalize_sections): Merge attributes sections from
5009 input. Check for BLX use after attributes section merging.
5010 Fix __exidx_start and __exidx_end visibility. Create an
5011 .ARM.attributes section if necessary.
5012 (Target_arm::get_secondary_compatible_arch,
5013 Target_arm::set_secondary_compatible_arch,
5014 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5015 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 5016 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 5017 New method definitions.
5018
b59befec
ILT		 50192009-12-09 Ian Lance Taylor <iant@google.com>
5020
5021 * plugin.cc (Plugin::load): Don't cast from void* to a function
5022 pointer.
5023
1276bc89
ILT		 50242009-12-09 Ian Lance Taylor <iant@google.com>
5025
5026 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5027 information fields.
5028
2f2de248
L		 50292009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5030
5031 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5032 Replace two_file_shared_1.so with two_file_shared_2.so.
5033 * testsuite/Makefile.in: Regenerated.
5034
4f787271
DK		 50352009-12-08 Doug Kwan <dougkwan@google.com>
5036
5037 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5038 (HFILES): Add attributes.h and int_encoding.h.
5039 * Makefile.in: Regenerate.
5040 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5041 function definitions to int_encoding.cc
5042 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5043 prototypes to int_encoding.h
5044 * reduced_debug_output.cc (int_encoding.h): New include.
5045 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5046 function definitions to int_encoding.cc
5047 (insert_into_vector, read_from_pointer): Move template definitions to
5048 int_encoding.h
5049 * attributes.cc: New file.
5050 * attributes.h: New file.
5051 * int_encoding.cc: New file.
5052 * int_encoding.h: New file.
5053
20b52f1a
RÁE		 50542009-12-07 Rafael Avila de Espindola <espindola@google.com>
5055
5056 PR gold/11055
5057 * incremental-dump.cc (dump_incremental_inputs): New.
5058 (main): Use dump_incremental_inputs.
5059
53d7974c
L		 50602009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5061
5062 PR gold/10893
5063 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5064 checking elfcpp::STT_FUNC.
5065 (Target_i386::Relocate::relocate): Likewise.
5066 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5067
5068 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5069 symbols from shared libraries into normal FUNC symbols.
5070
5071 * symtab.h (Symbol): Add is_func and use it.
5072
05a352e6
DK		 50732009-12-05 Doug Kwan <dougkwan@google.com>
5074
5075 * arm.cc (Target_arm::arm_info): Initialize new fields
5076 attributes_section and attributes_vendor.
5077 * i386.cc (Target_i386::i386_info): Same.
5078 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5079 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5080 fields attributes_section and attributes_vendor.
53d7974c 5081 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 5082 * target.h (Target::attributes_section, Target::attributes_vendor,
5083 Target::is_attributes_section, Target::attribute_arg_type,
5084 Target::attributes_order): New method definitions.
5085 (Target::Target_info::attributes_section,
5086 Target::Target_info::attributes_vendor): New fields.
5087 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5088 virtual method definitions.
5089 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5090 attributes_section and attributes_vendor.
5091 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5092
f4e5969c
DK		 50932009-12-05 Doug Kwan <dougkwan@google.com>
5094
5095 * arm.cc: Update comments about interworking and stub generation.
5096 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5097 considered as non-PIC.
5098 (Arm_relocate_functions::base_abs): Fix formatting.
5099 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5100 of function to use GOT entry address instead of offset.
5101 (Target_arm::Scan::global): Issue an error if a symbol would need a
5102 PLT does not get one because it is untyped. Remove code to create
5103 dynamic symbols for relative branches.
5104 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5105 takes unsigned integer instead of boolean.
5106
1abce4a6
L		 51072009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5108
5109 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5110 (two_file_test_LDADD): Likewise.
5111 (common_test_1_LDADD): Likewise.
5112 (exception_test_LDADD) Likewise.
5113 (weak_test_LDADD): Likewise.
5114 (many_sections_test_LDADD): Likewise.
5115 (initpri1_LDADD): Likewise.
5116 (script_test_1_LDADD): Likewise.
5117 (script_test_2_LDADD): Likewise.
5118 (justsyms_LDADD): Likewise.
5119 (binary_test_LDADD): Likewise.
5120 (large_LDADD): Likewise.
5121 * testsuite/Makefile.in: Regenerated.
5122
adcf2816 51232009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 5124
adcf2816
L		 5125 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5126 (Symbol_table::override_with_special): Likewise.
5127 (Symbol_table::add_from_object): Likewise.
5128
28e67f5d
RÁE		 51292009-12-04 Rafael Avila de Espindola <espindola@google.com>
5130
5131 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5132 Don't set the data_offset twice.
5133
ae10a101
RÁE		 51342009-12-04 Rafael Avila de Espindola <espindola@google.com>
5135
5136 * testsuite/Makefile.in: Regenerate.
5137
f59f41f3
DK		 51382009-12-03 Doug Kwan <dougkwan@google.com>
5139
5140 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5141 (Target_arm::do_finalize_sections): Add parameter for symbol table
5142 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5143 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5144 parameter for symbol table pointer.
5145 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5146 an additional parameter for a pointer to symbol table.
5147 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5148 parameter for a symbol table pointer.
5149 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5150 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5151 Ditto.
5152 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5153 parameter for a symbol table pointer.
5154
ca55d848
RÁE		 51552009-12-03 Rafael Avila de Espindola <espindola@google.com>
5156
5157 * incremental.cc (Incremental_inputs_header)
5158 (Incremental_inputs_header_write, Incremental_inputs_entry)
5159 (Incremental_inputs_entry_write): Move ...
5160 * incremental.h (Incremental_inputs_header)
5161 (Incremental_inputs_header_write, Incremental_inputs_entry)
5162 (Incremental_inputs_entry_write): here.
5163
3aec4f9c
RÁE		 51642009-12-02 Rafael Avila de Espindola <espindola@google.com>
5165
5166 * incremental.cc (make_sized_incremental_binary): Set the target.
5167 Error if it is incompatible.
5168 * output.h (Output_file): Add filename method.
5169
9c0ae74d
RÁE		 51702009-12-02 Rafael Avila de Espindola <espindola@google.com>
5171
5172 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5173 from the get_* methods.
5174
a45500ae
RÁE		 51752009-12-02 Rafael Avila de Espindola <espindola@google.com>
5176
5177 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5178 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5179 Write 0 for the data_offset of scripts.
5180
325e6408
RÁE		 51812009-12-02 Rafael Avila de Espindola <espindola@google.com>
5182
5183 * testsuite/Makefile.am: Add the incremental_test.sh test.
5184 * testsuite/incremental_test.sh: New.
5185 * testsuite/incremental_test_1.c: New.
5186 * testsuite/incremental_test_2.c: New.
5187
954c3e2e
RÁE		 51882009-12-01 Rafael Avila de Espindola <espindola@google.com>
5189
5190 * incremental-dump.cc (main): Fix typos.
5191
f8086623
RÁE		 51922009-11-27 Rafael Avila de Espindola <espindola@google.com>
5193
5194 PR gold/11025
5195 * incremental-dump.cc (main): Use llu to print 64 bit values.
5196
3b0dd6ac
L		 51972009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5198 H.J. Lu <hongjiu.lu@intel.com>
5199
5200 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5201 $(LIBDL).
5202 (incremental_dump_LDADD): Likewise.
5203 * Makefile.in: Regenerated.
5204
a6d1ef57 52052009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 5206
a6d1ef57
DK		 5207 Revert:
5208
5209 2009-11-25 Doug Kwan <dougkwan@google.com>
5210
5211 * arm.cc (Target_arm::Target_arm): Move method definition
5212 outside of class definition. Add code to handle
5213 --target1-rel, --target1-abs and --target2= options.
5214 (Target_arm::get_reloc_reloc_type): Change method to be
5215 non-static and const.
5216 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5217 New data member declaration.
5218 (Target_arm::Scan::local, Target_arm::Scan::global,
5219 Target_arm::Relocate::relocate,
5220 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5221 Adjust call to Target_arm::get_real_reloc_type.
5222 (Target_arm::get_real_reloc_type): Use command line options
5223 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5224 * options.h (--target1-rel, --target1-abs, --target2): New
5225 ARM-only options.
5226
50aeb7d4
DK		 52272009-11-25 Doug Kwan <dougkwan@google.com>
5228
5229 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5230 class definition. Add code to handle --target1-rel, --target1-abs
5231 and --target2= options.
5232 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5233 and const.
5234 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5235 member declaration.
5236 (Target_arm::Scan::local, Target_arm::Scan::global,
5237 Target_arm::Relocate::relocate,
5238 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5239 call to Target_arm::get_real_reloc_type.
5240 (Target_arm::get_real_reloc_type): Use command line options to
5241 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5242 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5243 options.
5244
51938283
DK		 52452009-11-25 Doug Kwan <dougkwan@google.com>
5246
5247 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5248 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5249 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5250 formatting.
5251 (Arm_relocate_functions::thm_call): Replace body with a call to
5252 Arm_relocate_functions::thumb_branch_common.
5253 (Arm_relocate_functions::thm_jump24,
5254 Arm_relocate_functions::thm_xpc22): New method definitions.
5255 (Arm_relocate_functions::thumb_branch_common): New method definition.
5256 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5257 operator.
5258 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5259 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5260
e2b8f3c4
RÁE		 52612009-11-24 Rafael Avila de Espindola <espindola@google.com>
5262
5263 * Makefile.am: Build incremental-dump
5264 * Makefile.in: Regenerate.
5265 * incremental-dump.cc: New.
5266 * incremental.cc (Incremental_inputs_header_data,
5267 Incremental_inputs_entry_data): Move to incremental.h
5268 * incremental.h: (Incremental_inputs_header_data,
5269 Incremental_inputs_entry_data): Move from incremental.cc
5270
bcba9aec
RÁE		 52712009-11-24 Rafael Avila de Espindola <espindola@google.com>
5272
5273 * incremental.cc (Incremental_inputs_header,
5274 Incremental_inputs_header_write, Incremental_inputs_entry,
5275 Incremental_inputs_entry_write): Add a typedef with the data type.
5276
7c3afe08
RÁE		 52772009-11-24 Rafael Avila de Espindola <espindola@google.com>
5278
5279 * incremental.cc (Incremental_inputs_header,
5280 Incremental_inputs_header_write, Incremental_inputs_entry,
5281 Incremental_inputs_entry_write): Update comment about which
5282 type has the filed descriptions.
5283
d204b6e9
DK		 52842009-11-15 Doug Kwan <dougkwan@google.com>
5285
5286 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5287 (Arm_relocate_functions::arm_branch_common): Change method defintion
5288 in class definition to a method declaration and update list of formal
5289 parameters.
5290 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5291 Arm_relocation_functions::jump24): Adjust call to
5292 Arm_relocate_functions::arm_branch_common. Update list of formal
5293 parameters.
5294 (Arm_relocate_functions::xpc25): New method definition.
5295 (Arm_relocate_functions::arm_branch_common): Move method defintion
5296 out from class definition. Use stubs for mode-switching and extending
5297 branch ranges.
5298 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5299 specially. Change code to enable use of stubs in ARM branches.
5300
43d12afe
DK		 53012009-11-10 Doug Kwan <dougkwan@google.com>
5302
5303 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5304 in method declaration.
5305 (Target_arm::relocate_stub): New method declaration.
5306 (Target_arm::default_target): Change to return a pointer instead of
5307 a const reference.
5308 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5309 Target_arm::default_target.
5310 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5311 method definition.
5312 (Target_arm::relocate_section): Adjust view.
5313 (Target_arm::relocate_stub): New method definition.
5314
ac33a407
DK		 53152009-11-10 Doug Kwan <dougkwan@google.com>
5316
5317 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5318 a format warning.
5319 * incremental.cc (open_incremental_binary): Initialized local
5320 variables to avoid warnings.
5321 * object.cc (make_elf_object): Ditto.
5322 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5323 a format warning.
e1df38aa 5324
88ee28e9
L		 5325009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5326
5327 PR gold/10930
5328 * testsuite/plugin_test.c: Include "config.h".
5329
2daedcd6
DK		 53302009-11-09 Doug Kwan <dougkwan@google.com>
5331
5332 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5333 (arm_symbol_value): Remove.
5334 (Arm_relocate_functions::arm_branch_common,
5335 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5336 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5337 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5338 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5339 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5340 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5341 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5342 Arm_relocate_functions::thm_mobw_abs_nc,
5343 Arm_relocate_functions::thm_mov_abs,
5344 Arm_relocate_functions::movw_prel_nc,
5345 Arm_relocate_functions::thm_movt_abs,
5346 Arm_relocate_functions::movt_prel,
5347 Arm_relocate_functions::thm_movw_prel_nc,
5348 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5349 (Target_arm::Relocate::relocate): Only decompose address into two
5350 parts if relocation type uses the thumb-bit and pass the actual
5351 bit instead of a flag indicating that the thumb-bit is used. Adjust
5352 calls to methods in Arm_relocate_functions for this change.
5353
1276bc89 53542009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 5355
5356 PR 10925
5357 * reloc.cc: Instantiate
5358 Sized_relobj::initialize_input_to_output_maps and
5359 Sized_relobj:free_input_to_output_maps.
5360
e53ad1b5
ILT		 53612009-11-06 Ian Lance Taylor <iant@google.com>
5362
5363 PR 10876
5364 * defstd.cc (in_segment): Set only_if_ref true for "end".
5365
eb44217c
DK		 53662009-11-06 Doug Kwan <dougkwan@google.com>
5367
5368 * arm.cc (class Reloc_stub): Correct a comment.
5369 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5370 (Target_arm::scan_section_for_stubs): New method declaration.
5371 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5372 Change methods from private to protected.
5373 (Target_arm::do_may_relax): New method definition.
5374 (Target_arm::do_relax, Target_arm::group_sections,
5375 Target_arm::scan_reloc_for_stub,
5376 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5377 (Target_arm::arm_input_section_map_): New data member declaration.
5378 (Target_arm::scan_reloc_for_stub,
5379 Target_arm::scan_reloc_section_for_stubs,
5380 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5381 Target_arm::do_relax): New method definitions.
5382
5d329b7d
ILT		 53832009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5384
5385 * configure.ac: Check for (struct stat)::st_mtim
5386 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5387 * config.in: Regenerate.
5388 * configure: Regenerate.
5389
96a0d71b
ILT		 53902009-11-05 Ian Lance Taylor <iant@google.com>
5391
5392 PR 10910
5393 * output.cc (Output_segment::add_output_section): Add missing
5394 return statement.
5395
594c8e5e
ILT		 53962009-11-04 Ian Lance Taylor <iant@google.com>
5397
5398 PR 10880
5399 * object.h (class Object): Add is_needed and set_is_needed
5400 methods. Add is_needed_ field. Make bool fields into bitfields.
5401 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5402 defined in a dynamic object and referenced by a regular object,
5403 set is_needed for the dynamic object.
5404 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5405 if the file is marked with as_needed and it is not needed.
5406
22b127cc
ILT		 54072009-11-04 Ian Lance Taylor <iant@google.com>
5408
5409 PR 10887
5410 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5411 tags if data is discarded by linker script.
5412 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5413 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5414 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5415 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5416
f5c870d2
ILT		 54172009-11-04 Ian Lance Taylor <iant@google.com>
5418
5419 * layout.cc (Layout::get_output_section): Add is_interp and
5420 is_dynamic_linker_section parameters. Change all callers.
5421 (Layout::choose_output_section): Likewise.
5422 (Layout::make_output_section): Likewise.
5423 (Layout::add_output_section_data): Add is_dynamic_linker_section
5424 parameter. Change all callers.
5425 * layout.h (class Layout): Update declarations.
5426 * output.h (class Output_section): Add is_interp, set_is_interp,
5427 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5428 Add is_interp_, is_dynamic_linker_section_ fields. Change
5429 generate_code_fills_at_write_ to a bitfield.
5430 * output.cc (Output_section::Output_sections): Initialize new
5431 fields.
5432 (Output_segment::add_output_section): Add do_sort parameter.
5433 Change all callers.
5434
1ae4d23b
ILT		 54352009-11-03 Ian Lance Taylor <iant@google.com>
5436
5437 PR 10860
5438 * options.h (class General_options): Add --warn-common.
5439 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5440 merging two common symbols.
5441 (Symbol_table::should_override): Handle --warn-common when merging
5442 a common symbol with a defined symbol. Use report_resolve_problem
5443 for multiple definitions.
5444 (Symbol_table::report_resolve_problem): New function.
5445 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5446
55da9579
DK		 54472009-11-03 Doug Kwan <dougkwan@google.com>
5448
5449 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5450 stub_factory_.
5451 (Target_arm::stub_factory): New method definition.
5452 (Target_arm::new_arm_input_section,
5453 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5454 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 5455 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 5456 New type definitions.
5457 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5458 member declarations.
5459 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5460 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5461 New method definitions.
5462
37a9ac43
ILT		 54632009-11-03 Ian Lance Taylor <iant@google.com>
5464
5465 * options.h (class General_options): Add --warn_constructors.
5466
b3d6a3d4
ILT		 54672009-11-03 Ian Lance Taylor <iant@google.com>
5468
5469 PR 10893
5470 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5471 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5472
934b01dd
ILT		 54732009-11-03 Ian Lance Taylor <iant@google.com>
5474
5475 PR 10895
5476 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5477 --msgid-bugs-address.
5478 (install-pdf): New target.
5479 (install-data_yes): Look up one directory to find mkinstalldirs.
5480
03c1939b
L		 54812009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5482
5483 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5484 tree.
5485
ebd95253
DK		 54862009-10-30 Doug Kwan <dougkwan@google.com>
5487
5488 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5489
e9bbb538
DK		 54902009-10-30 Doug Kwan <dougkwan@google.com>
5491
5492 * arm.cc (Stub_addend_reader): New struct template definition
5493 and partial specializations.
5494 (Stub_addend_reader::operator()): New method definition for a
5495 partially specialized template.
5496
d5b40221
DK		 54972009-10-30 Doug Kwan <dougkwan@google.com>
5498
5499 * arm.cc (Arm_relobj::processor_specific_flags): New method
5500 definition.
5501 (Arm_relobj::do_read_symbols): New method declaration.
5502 (Arm_relobj::processor_specific_flags_): New data member declaration.
5503 (Arm_dynobj): New class definition.
5504 (Target_arm::do_finalize_sections): Add input_objects parameter.
5505 (Target_arm::do_adjust_elf_header): New method declaration.
5506 (Target_arm::are_eabi_versions_compatible,
5507 (Target_arm::merge_processor_specific_flags): New method declaration.
5508 (Target_arm::do_make_elf_object): New overloaded method definitions
5509 and declaration.
5510 (Arm_relobj::do_read_symbols): New method definition.
5511 (Arm_dynobj::do_read_symbols): Ditto.
5512 (Target_arm::do_finalize_sections): Add input_objects parameters.
5513 Merge processor-specific flags from all input objects.
5514 (Target_arm::are_eabi_versions_compatible,
5515 Target_arm::merge_processor_specific_flags,
5516 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5517 New method definitions.
5518 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5519 Input_objects pointer type parameter.
5520 * layout.cc (Layout::finalize): Pass input objects to target's.
5521 finalize_sections function.
5522 * output.cc (Output_file_header::do_sized_write): Set ELF file
5523 header's processor-specific flags.
5524 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5525 Input_objects pointer type parameter.
5526 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5527 * target.h (Input_objects): New forward class declaration.
5528 (Target::processor_specific_flags,
5529 Target::are_processor_specific_flags_sect): New method definitions.
5530 (Target::finalize_sections): Add input_objects parameter.
5531 (Target::Target): Initialize processor_specific_flags_ and
5532 are_processor_specific_flags_set_.
5533 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5534 parameter.
5535 (Target::set_processor_specific_flags): New method definition.
5536 (Target::processor_specific_flags_,
5537 Target::are_processor_specific_flags_set_): New data member
5538 declarations.
5539 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5540 Input_objects pointer type parameter.
5541
ebabffbd
DK		 55422009-10-30 Doug Kwan <dougkwan@google.com>
5543
5544 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5545
ad0f2072
ILT		 55462009-10-28 Ian Lance Taylor <iant@google.com>
5547
5548 * object.h (class Relobj): Drop options parameter from
5549 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5550 do_scan_relocs, do_relocate. Change all callers.
5551 (class Sized_relobj): Drop options parameters from
5552 do_gc_process_relocs, do_scan_relocs, do_relocate,
5553 do_relocate_sections, relocate_sections, emit_relocs_scan,
5554 emit_relocs_scan_reltype. Change all callers.
5555 (struct Relocate_info): Remove options field and all references to
5556 it.
5557 * reloc.h (class Read_relocs): Remove options constructor
5558 parameter and options_ field. Change all callers.
5559 (class Gc_process_relocs, class Scan_relocs): Likewise.
5560 (class Relocate_task): Likewise.
5561 * target-reloc.h (scan_relocs): Remove options parameter. Change
5562 all callers.
5563 (scan_relocatable_relocs): Likewise.
5564 * target.h (class Sized_target): Remove options parameter from
5565 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5566 all callers.
5567 * gc.h (gc_process_relocs): Remove options parameter. Change all
5568 callers.
5569 * arm.cc: Update functions to remove options parameters.
5570 * i386.cc: Likewise.
5571 * powerpc.cc: Likewise.
5572 * sparc.cc: Likewise.
5573 * x86_64.cc: Likewise.
5574 * testsuite/testfile.cc: Likewise.
5575
8ffa3667
DK		 55762009-10-28 Doug Kwan <dougkwan@google.com>
5577
5578 * arm.cc (Arm_relobj): New class definition.
e1df38aa 5579 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 5580 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5581 New method definitions.
5582
40f36857
CC		 55832009-10-28 Cary Coutant <ccoutant@google.com>
5584
5585 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5586 (Plugin::cleanup_done_): New member.
5587 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5588 (Plugin_manager::cleanup_done_): Remove.
5589 (Plugin_manager::add_input_file): Edit error message.
5590 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5591 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5592
2c849493
ILT		 55932009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5594
5595 * fileread.cc: (File_read::View::~View): Use the new
5596 data_ownership_ filed.
5597 (File_read::~File_read): Dispose the new whole_file_view_.
5598 (File_read::open): Mmap the whole file if needed.
5599 (File_read::open): Use whole_file_view_ instead of contents_.
5600 (File_read::find_view): Use whole_file_view_ if applicable.
5601 (File_read::do_read): Use whole_file_view_ instead of contents_.
5602 (File_read::make_view): Use whole_file_view_ instead of contents_,
5603 update File_read::View::View call.
5604 (File_read::find_or_make_view): Update File_read::View::View
5605 call.
5606 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5607 remove contents_
5608 (File_read::View::Data_ownership): New enum.
5609 (File_read::View::View): Replace bool mapped_ with Data_ownership
5610 argument.
5611 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5612 (File_read::View::data_ownership_): New field.
5613 (File_read::contents_): Remove (replaced by whole_file_view_).
5614 (File_read::whole_file_view_): New field.
5615 * options.h (class General_options): Add --keep-files-mapped.
5616
24998053
CC		 56172009-10-27 Cary Coutant <ccoutant@google.com>
5618
5619 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5620 * testsuite/Makefile.am (plugin_test_5): New test case.
5621 * testsuite/Makefile.in: Regenerate.
5622
72adc4fa
DK		 56232009-10-25 Doug Kwan <dougkwan@google.com>
5624
5625 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5626 from private to protected to allow access by child class.
5627 (Sized_relobj::do_relocate_sections): New method declaration.
5628 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 5629 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 5630 Sized_relobj::relocate_sections. Instantiate template explicitly
5631 for different target sizes and endianity.
5632
07f508a2
DK		 56332009-10-24 Doug Kwan <dougkwan@google.com>
5634
5635 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5636 (Arm_input_section::as_arm_input_section): New method.
5637 (Arm_output_section): New class definition.
5638 (Arm_output_section::create_stub_group,
5639 Arm_output_section::group_sections): New method definitions.
5640
10ad9fe5
DK		 56412009-10-22 Doug Kwan <dougkwan@google.com>
5642
5643 * arm.cc (Arm_input_section): New class definition.
5644 (Arm_input_section::init, Arm_input_section:do_write,
5645 Arm_input_section::set_final_data_size,
5646 Arm_input_section::do_reset_address_and_file_offset): New method
5647 definitions.
5648
56ee5e00
DK		 56492009-10-21 Doug Kwan <dougkwan@google.com>
5650
5651 * arm.cc (Stub_table, Arm_input_section): New forward class
5652 declarations.
5653 (Stub_table): New class defintion.
5654 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5655 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5656 New method definition.
5657
b569affa
DK		 56582009-10-21 Doug Kwan <dougkwan@google.com>
5659
5660 * arm.cc: Update copyright comments.
5661 (Target_arm): New forward class template declaration.
5662 (Arm_address): New type.
5663 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5664 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5665 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5666 constants.
5667 (Insn_template): Same.
5668 (DEF_STUBS): New macro.
5669 (Stub_type): New enum type.
5670 (Stub_template): New class definition.
5671 (Stub): Same.
5672 (Reloc_stub): Same.
5673 (Stub_factory): Same.
5674 (Target_arm::Target_arm): Initialize may_use_blx_ and
5675 should_force_pic_veneer_.
5676 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5677 Target_arm::should_force_pic_veneer,
5678 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5679 Target_arm::using_thumb_only, Target_arm:;default_target): New
5680 method defintions.
5681 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5682 New data member declarations.
5683 (Insn_template::size, Insn_template::alignment): New method defintions.
5684 (Stub_template::Stub_template): New method definition.
5685 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5686 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5687 (Stub_factory::Stub_factory): New method definition.
5688 * gold.h (string_hash): New template.
5689 * output.h (Input_section_specifier::hash_value): Use
5690 gold::string_hash.
5691 (Input_section_specifier::string_hash): Remove.
5692 * stringpool.cc (Stringpool_template::string_hash): Use
5693 gold::string_hash.
5694
6c172549
DK		 56952009-10-20 Doug Kwan <dougkwan@google.com>
5696
5697 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5698 symbols of relaxed input sections.
5699 * output.h (Output_section::find_relaxed_input_section): Make
5700 method public.
5701
c5617f2f
DK		 57022009-10-16 Doug Kwan <dougkwan@google.com>
5703
5704 * dynobj.cc (Versions::Versions): Initialize version_script_.
5705 Only insert base version symbol definition for a shared object
5706 if version script defines any version versions.
5707 (Versions::define_base_version): New method definition.
5708 (Versions::add_def): Check that base version is not needed.
5709 (Versions::add_need): Define base version lazily.
5710 * dynobj.h (Versions::define_base_version): New method declaration.
5711 (Versions::needs_base_version_): New data member declaration.
5712 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5713 (check_DATA): Add no_version_test.stdout.
5714 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5715 New make rules.
5716 * testsuite/Makefile.in: Regenerate.
5717 * testsuite/no_version_test.c: New file.
5718 * testsuite/no_version_test.sh: Ditto.
5719
3c12dcdb
DK		 57202009-10-16 Doug Kwan <dougkwan@google.com>
5721
5722 * expression.cc (class Segment_start_expression): New class definition.
5723 (Segment_start_expression::value): New method definition.
5724 (script_exp_function_segment_start): Return a new
5725 Segment_start_expression.
5726 * gold/script-c.h (script_saw_segment_start_expression): New function
5727 prototype.
5728 * script-sections.cc (Script_sections::Script_sections): Initialize
5729 SAW_SEGMENT_START_EXPRESSION_ to false.
5730 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5731 and -Tbbs options to specify section addresses if given in
5732 command line and no SEGMENT_START expression is seen in a script.
5733 * script-sections.h (Script_sections::saw_segment_start_expression,
5734 Script_sections::set_saw_segment_start_expression): New method
5735 definition.
5736 (Script_sections::saw_segment_start_expression_): New data member
5737 declaration.
5738 * script.cc (script_saw_segment_start_expression): New function.
5739 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5740 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5741 script_test_7.sh and script_test_8.sh.
5742 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5743 script_test_8.stdout.
5744 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5745 (script_test_6, script_test_6.stdout, script_test_7,
5746 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5747 * Makefile.in: Regenerate.
5748 * testsuite/script_test_6.sh: New file.
5749 * testsuite/script_test_6.t: Same.
5750 * testsuite/script_test_7.sh: Same.
5751 * testsuite/script_test_7.t: Same.
5752 * testsuite/script_test_8.sh: Same.
5753
64b1ae37
DK		 57542009-10-16 Doug Kwan <dougkwan@google.com>
5755
5756 * output.cc (Output_segment::set_section_list_address): Cast
5757 expressions to unsigned long long type to avoid format warnings.
5758
661be1e2
ILT		 57592009-10-15 Ian Lance Taylor <iant@google.com>
5760
12edd763 5761 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 5762 dot assignment to script_sections_.
12edd763
ILT		 5763 * script-sections.cc (Script_sections::add_dot_assignment):
5764 Initialize if necessary.
5765
68b6574b
ILT		 5766 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5767 program headers with no load segment if there is a linker script.
5768
661be1e2
ILT		 5769 * layout.cc (Layout::set_segment_offsets): Align the file offset
5770 to the segment aligment for -N or -n with no load segment.
5771 * output.cc (Output_segment::add_output_section): Don't crash if
5772 the first section is a TLS section.
5773 (Output_segment::set_section_list_addresses): Print an error
5774 message if the address moves backward in a linker script.
5775 * script-sections.cc
5776 (Output_section_element_input::set_section_addresses): Don't
5777 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5778 (Orphan_output_section::set_section_addresses): Likewise.
5779
f15f61a7
DK		 57802009-10-15 Doug Kwan <dougkwan@google.com>
5781
5782 * layout.cc (Layout::finish_dynamic_section): Generate tags
5783 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5784 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5785 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5786
82bb573a
ILT		 57872009-10-14 Ian Lance Taylor <iant@google.com>
5788
5789 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5790 fields.
5791 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5792 data_shdr fields of relinfo.
5793 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5794 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5795 R_386_TLS_LDO_32, adjust based on section flags.
5796 (Target_i386::Relocate::fix_up_ldo): Remove.
5797
374ad285
ILT		 57982009-10-13 Ian Lance Taylor <iant@google.com>
5799
5800 Add support for -pie.
5801 * options.h (class General_options): Add -pie and
5802 --pic-executable.
5803 (General_options::output_is_position_independent): Test -pie.
5804 (General_options::output_is_executable): Return true if not shared
5805 and not relocatable.
5806 (General_options::output_is_pie): Remove.
5807 * options.cc (General_options::finalize): Reject incompatible uses
5808 of -pie.
5809 * gold.cc (queue_middle_tasks): A -pie link is not static.
5810 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5811 * symtab.cc (Symbol::final_value_is_known): Return false if
5812 output_is_position_independent.
5813 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5814 output_is_position_independent.
5815 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5816 output_is_position_independent.
5817 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5818 output_is_position_independent.
5819 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5820 two_file_pie_test.
5821 (basic_pie_test.o, basic_pie_test): New targets.
5822 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5823 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5824 (two_file_pie_test): New target.
5825 * testsuite/Makefile.in: Rebuild.
5826 * README: Remove note saying that -pie is not supported.
5827
c6585162
ILT		 58282009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5829
5830 * options.h (class General_options): Add -init and -fini.
5831 * layout.cc (Layout::finish_dynamic_section): Emit
5832 given init and fini functions.
5833
032ce4e9
ST		 58342009-10-13 Sriraman Tallam <tmsriram@google.com>
5835
5836 * gc.h (gc_process_relocs): Check if icf is enabled using new
5837 function.
5838 * gold.cc (queue_initial_tasks): Likewise.
5839 (queue_middle_tasks): Likewise.
5840 * object.cc (do_layout): Likewise.
5841 * symtab.cc (is_section_folded): Likewise.
5842 * main.cc (main): Likewise.
5843 * reloc.cc (Read_relocs::run): Likewise.
5844 (Sized_relobj::do_scan_relocs): Likewise.
5845 * icf.cc (is_function_ctor_or_dtor): New function.
5846 (Icf::find_identical_sections): Check if function is ctor or dtor when
5847 safe icf is chosen.
5848 * options.h (General_options::icf): Change option to be an enum.
5849 (Icf_status): New enum.
5850 (icf_enabled): New method.
5851 (icf_safe_folding): New method.
5852 (set_icf_status): New method.
5853 (icf_status_): New variable.
5854 * (options.cc) (General_options::finalize): Set icf_status_.
5855 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5856 icf_test and icf_keep_unique_test to use the --icf enum flag.
5857 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5858 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5859
f345227a
ST		 58602009-10-12 Sriraman Tallam <tmsriram@google.com>
5861
5862 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5863 includes to gc.h and icf.h.
5864 * arm.cc: Include gc.h.
5865 * gold.cc: Likewise.
5866 * i386.cc: Likewise.
5867 * powerpc.cc: Likewise.
5868 * sparc.cc: Likewise.
5869 * x86_64.cc: Likewise.
5870 * gc.h: Include icf.h.
5871
1c7814ed
ILT		 58722009-10-11 Ian Lance Taylor <iant@google.com>
5873
5874 * plugin.cc: Include "gold.h" before other header files.
5875
ae3b5189
CD		 58762009-10-10 Chris Demetriou <cgd@google.com>
5877
5878 * options.h (Input_file_argument::Input_file_type): New enum.
5879 (Input_file_argument::is_lib_): Replace with...
5880 (Input_file_argument::type_): New member.
5881 (Input_file_argument::Input_file_argument): Take Input_file_type
5882 'type' rather than boolean 'is_lib' as second argument.
5883 (Input_file_argument::is_lib): Use type_.
5884 (Input_file_argument::is_searched_file): New function.
5885 (Input_file_argument::may_need_search): Handle is_searched_file.
5886 * options.cc (General_options::parse_library): Support -l:filename.
5887 (General_options::parse_just_symbols): Update for Input_file_argument
5888 changes.
5889 (Command_line::process): Likewise.
5890 * archive.cc (Archive::get_file_and_offset): Likewise.
5891 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5892 * script.cc (read_script_file, script_add_file): Likewise.
5893 * fileread.cc (Input_file::Input_file): Likewise.
5894 (Input_file::will_search_for): Handle is_searched_file.
5895 (Input_file::open): Likewise.
5896 * readsyms.cc (Read_symbols::get_name): Likewise.
5897 * testsuite/Makefile.am (searched_file_test): New test.
5898 * testsuite/Makefile.in: Regenerate.
5899 * testsuite/searched_file_test.cc: New file.
5900 * testsuite/searched_file_test_lib.cc: New file.
5901
f3048a1d
ILT		 59022009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5903 Ian Lance Taylor <iant@google.com>
5904
5905 * descriptor.cc: Include <cstdio> and "binary-io.h".
5906 (Descriptors::open): Open the files in binary mode always.
5907 * script.cc (Lex::get_token): Treat \r as whitespace.
5908
d4780e57
ILT		 59092009-10-09 Ian Lance Taylor <iant@google.com>
5910
5911 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5912
d9a893b8
ILT		 59132009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5914 Ian Lance Taylor <iant@google.com>
5915
5916 * configure.ac: Check for readv function also.
5917 * fileread.cc (readv): Define if not HAVE_READV.
5918 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5919 does not exist.
5920 * config.in: Regenerate.
5921 * configure: Regenerate.
5922
c0a62865
DK		 59232009-10-09 Doug Kwan <dougkwan@google.com>
5924
5925 * layout.cc (Layout::make_output_section): Call target hook to make
5926 ordinary output section.
5927 (Layout::finalize): Adjust parameter list of call the
5928 Target::may_relax().
5929 * layout.h (class Layout::section_list): New method.
5930 * merge.h (Output_merge_base::entsize): Change visibility to public.
5931 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5932 New methods.
5933 (Output_merge_string::do_is_string): New method.
5934 * object.cc (Sized_relobj::do_setup): renamed from
5935 Sized_relobj::set_up.
5936 * object.h (Sized_relobj::adjust_shndx,
5937 Sized_relobj::initializ_input_to_output_maps,
5938 Sized_relobj::free_input_to_output_maps): Change visibilities to
5939 protected.
5940 (Sized_relobj::setup): Virtualize.
5941 (Sized_relobj::do_setup): New method declaration.
5942 (Sized_relobj::invalidate_section_offset,
5943 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5944 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5945 * options.cc (parse_int): New function.
5946 * options.h (parse_int): New declaration.
5947 (DEFINE_int): New macro.
5948 (stub_group_size): New option.
5949 * output.cc (Output_section::Output_section): Initialize memebers
5950 merge_section_map_, merge_section_by_properties_map_,
5951 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5952 (Output_section::add_input_section): Handled deferred code-fill
5953 generation and remove an old comment.
5954 (Output_section::add_relaxed_input_section): New method definition.
5955 (Output_section::add_merge_input_section): Use merge section by
5956 properties map to speed to search. Update merge section maps
5957 as appropriate.
5958 (Output_section::build_relaxation_map): New method definition.
5959 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5960 Same.
5961 (Output_section::relax_input_section): Renamed to
5962 Output_section::convert_input_sections_to_relaxed_sections and change
5963 interface to take a vector of pointers to relaxed sections.
5964 (Output_section::find_merge_section,
5965 Output_section::find_relaxed_input_section): New method definitions.
5966 (Output_section::is_input_address_mapped,
5967 Output_section::output_offset, Output_section::output_address):
5968 Use output section data maps to speed up searching.
5969 (Output_section::find_starting_output_address): Add comments.
5970 (Output_section::do_write,
5971 Output_section::write_to_postprocessing_buffer): Do code-fill
5972 generation as appropriate.
5973 (Output_section::get_input_sections): Invalidate relaxed input section
5974 map.
5975 (Output_section::restore_states): Adjust type of checkpoint .
5976 Invalidate relaxed input section map.
5977 * output.h (Output_merge_base): New class declaration.
5978 (Input_section_specifier): New class defintion.
5979 (class Output_relaxed_input_section) Change base class to
5980 Output_section_data_build.
5981 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5982 base class initializer.
5983 (Output_section::add_relaxed_input_section): New method declaration.
5984 (Output_section::Input_section): Change visibility to protected.
5985 (Output_section::Input_section::relobj,
5986 Output_section::Input_section::shndx): Handle relaxed input sections.
5987 Output_section::input_sections) Change visibility to protected. Also
5988 define overload to return a non-const pointer.
5989 (Output_section::Merge_section_properties): New class defintion.
5990 (Output_section::Merge_section_by_properties_map,
5991 Output_section::Output_section_data_by_input_section_map,
5992 Output_section::Relaxation_map): New types.
5993 (Output_section::relax_input_section): Rename method to
5994 Output_section::convert_input_sections_to_relaxed_sections and change
5995 interface to take a vector of relaxed section pointers.
5996 (Output_section::find_merge_section,
5997 Output_section::find_relaxed_input_section,
5998 Output_section::build_relaxation_map,
5999 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6000 New method declarations.
6001 (Output_section::merge_section_map_
6002 Output_section::merge_section_by_properties_map_,
6003 Output_section::relaxed_input_section_map_,
6004 Output_section::is_relaxed_input_section_map_valid_,
6005 Output_section::generate_code_fills_at_write_): New data members.
6006 * script-sections.cc
6007 (Output_section_element_input::set_section_addresses): Call
6008 current_data_size and addralign methods of relaxed input sections.
6009 (Orphan_output_section::set_section_addresses): Call current_data_size
6010 and addralign methods of relaxed input sections.
6011 * symtab.cc (Symbol_table::compute_final_value): Extract template
6012 from the body of Symbol_table::sized_finalize_symbol.
6013 (Symbol_table::sized_finalized_symbol): Call
6014 Symbol_table::compute_final_value.
6015 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6016 (Symbol_table::compute_final_value): New templated method declaration.
6017 * target.cc (Target::do_make_output_section): New method defintion.
6018 * target.h (Target::make_output_section): New method declaration.
6019 (Target::relax): Add more parameters for input objects, symbol table
6020 and layout. Adjust call to do_relax.
6021 (Target::do_make_output_section): New method declaration.
6022 (Target::do_relax): Add parameters for input objects, symbol table
6023 and layout.
6024
d446d6c4
ILT		 60252009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6026
6027 * pread.c: Include stdio.h.
6028
bc06c745
ILT		 60292009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6030
6031 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6032 defined.
6033
75aea3d0
ILT		 60342009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6035
6036 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6037 Change read_shndx type to unsigned int.
6038 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6039 int.
6040 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6041 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6042 Change read_shndx type to unsigned int.
6043 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6044 int.
6045 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6046 * layout.cc (Layout::create_symtab_sections): Cast the result of
6047 local_symcount * symsize to off_t in the gold_assert.
6048
be8fcb75
ILT		 60492009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6050
6051 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6052 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6053 R_ARM_BASE_ABS.
6054 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6055 (Arm_relocate_functions::thm_abs5): New function.
6056 (Arm_relocate_functions::abs12): New function.
6057 (Arm_relocate_functions::abs16): New function.
6058 (Arm_relocate_functions::base_abs): New function.
6059 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6060 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6061 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6062 R_ARM_BASE_ABS.
6063 (Scan::global): Likewise.
6064 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6065 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6066 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6067 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6068 R_ARM_BASE_ABS.
6069
c2a122b6
ILT		 60702009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6071
6072 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6073 (Arm_relocate_functions::movt_prel): New function.
6074 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6075 (Arm_relocate_functions::thm_movt_prel): New function.
6076 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6077 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6078 (Scan::global, Relocate::relocate): Likewise.
6079 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6080
c4aa1e2d
ILT		 60812009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6082
6083 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6084 Incremental_checker.
6085 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6086 unsigned int.
6087 (class Incremental_inputs_header): New class.
6088 (Incremental_inputs_header_writer): Edit comment.
6089 (Incremental_inputs_entry): New class.
6090 (Incremental_inputs_entry_writer): Edit comment.
6091 (Sized_incremental_binary::do_find_incremental_inputs_section):
6092 Add *strtab_shndx parameter, fill it.
6093 (Sized_incremental_binary::do_check_inputs): New method.
6094 (Incremental_checker::can_incrementally_link_output_file): Use
6095 Sized_incremental_binary::check_inputs.
6096 (Incremental_inputs::report_command_line): Save command line in
6097 command_line_.
6098 * incremental.h:
6099 (Incremental_binary::find_incremental_inputs_section): New
6100 method.
6101 (Incremental_binary::do_find_incremental_inputs_section): Add
6102 strtab_shndx parameter.
6103 (Incremental_binary::do_check_inputs): New pure virtual method.
6104 (Sized_incremental_binary::do_check_inputs): Declare.
6105 (Incremental_checker::Incremental_checker): Add incremental_inputs
6106 parameter, use it to initialize incremental_inputs_.
6107 (Incremental_checker::incremental_inputs_): New field.
6108 (Incremental_checker::command_line): New method.
6109 (Incremental_checker::inputs): New method.
6110 (Incremental_checker::command_line_): New field.
6111
c549a694
ILT		 61122009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6113
6114 * incremental.cc: Include <cstdarg> and "target-select.h".
6115 (vexplain_no_incremental): New function.
6116 (explain_no_incremental): New function.
6117 (Incremental_binary::error): New method.
6118 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6119 method.
6120 (make_sized_incremental_binary): New function.
6121 (open_incremental_binary): New function.
6122 (can_incrementally_link_file): Add checks if output is ELF and has
6123 inputs section.
6124 * incremental.h: Include "elfcpp_file.h" and "output.h".
6125 (Incremental_binary): New class.
6126 (Sized_incremental_binary): New class.
6127 (open_incremental_binary): Declare.
6128 * object.cc (is_elf_object): Use
6129 elfcpp::Elf_recognizer::is_elf_file.
6130 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6131 * output.h (Output_file::filesize): New method.
6132
fd3c5f0b
ILT		 61332009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6134
6135 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6136 New function.
6137 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6138 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6139 function.
6140 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6141 function.
6142 (Arm_relocate_functions::movw_abs_nc): New function.
6143 (Arm_relocate_functions::movt_abs): New function.
6144 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6145 (Arm_relocate_functions::thm_movt_abs): New function.
6146 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6147 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6148 (Scan::global): Likewise.
6149 (Relocate::relocate): Likewise.
6150 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6151
7f5309a5
ILT		 61522009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6153
6154 * arm.cc (Arm_relocate_functions::got_prel) New function.
6155 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6156 (Relocate::relocate): Likewise.
6157 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6158
364c7fa5
ILT		 61592009-10-06 Ian Lance Taylor <iant@google.com>
6160
6161 * options.h (class General_options): Define
6162 split_stack_adjust_size parameter.
6163 * object.h (class Object): Add uses_split_stack_ and
6164 has_no_split_stack_ fields. Add uses_split_stack and
6165 has_no_split_stack accessor functions. Declare
6166 handle_split_stack_section.
6167 (class Reloc_symbol_changes): Define.
6168 (class Sized_relobj): Define Function_offsets. Declare
6169 split_stack_adjust, split_stack_adjust_reltype, and
6170 find_functions.
6171 * object.cc (Object::handle_split_stack_section): New function.
6172 (Sized_relobj::do_layout): Call handle_split_stack_section.
6173 * dynobj.cc (Sized_dynobj::do_layout): Call
6174 handle_split_stack_section.
6175 * reloc.cc (Sized_relobj::relocate_sections): Call
6176 split_stack_adjust for executable sections in split_stack
6177 objects. Pass reloc_map to relocate_section.
6178 (Sized_relobj::split_stack_adjust): New function.
6179 (Sized_relobj::split_stack_adjust_reltype): New function.
6180 (Sized_relobj::find_functions): New function.
6181 * target-reloc.h: Include "object.h".
6182 (relocate_section): Add reloc_symbol_changes parameter. Change
6183 all callers.
6184 * target.h (class Target): Add calls_non_split method. Declare
6185 do_calls_non_split virtual method. Declare match_view and
6186 set_view_to_nop.
6187 * target.cc: Include "elfcpp.h".
6188 (Target::do_calls_non_split): New function.
6189 (Target::match_view): New function.
6190 (Target::set_view_to_nop): New function.
6191 * gold.cc (queue_middle_tasks): Give an error if mixing
6192 split-stack and non-split-stack objects with -r.
6193 * i386.cc (Target_i386::relocate_section): Add
6194 reloc_symbol_changes parameter.
6195 (Target_i386::do_calls_non_split): New function.
6196 * x86_64.cc (Target_x86_64::relocate_section): Add
6197 reloc_symbol_changes parameter.
6198 (Target_x86_64::do_calls_non_split): New function.
6199 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6200 parameter.
6201 * powerpc.cc (Target_powerpc::relocate_section): Add
6202 reloc_symbol_changes parameter.
6203 * sparc.cc (Target_sparc::relocate_section): Add
6204 reloc_symbol_changes parameter.
6205 * configure.ac: Call AM_CONDITIONAL for the default target.
6206 * configure: Rebuild.
6207 * testsuite/Makefile.am (TEST_AS): New variable.
6208 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6209 (check_DATA): Add split_i386 and split_x86_64 files.
6210 (SPLIT_DEFSYMS): Define.
6211 (split_i386_[1234n].o): New targets.
6212 (split_i386_[124]): New targets.
6213 (split_i386_[1234r].stdout): New targets.
6214 (split_x86_64_[1234n].o): New targets.
6215 (split_x86_64_[124]): New targets.
6216 (split_x86_64_[1234r].stdout): New targets.
6217 (MOSTLYCLEANFILES): Add new executables.
6218 * testsuite/split_i386.sh: New file.
6219 * testsuite/split_x86_64.sh: New file.
6220 * testsuite/split_i386_1.s: New file.
6221 * testsuite/split_i386_2.s: New file.
6222 * testsuite/split_i386_3.s: New file.
6223 * testsuite/split_i386_4.s: New file.
6224 * testsuite/split_i386_n.s: New file.
6225 * testsuite/split_x86_64_1.s: New file.
6226 * testsuite/split_x86_64_2.s: New file.
6227 * testsuite/split_x86_64_3.s: New file.
6228 * testsuite/split_x86_64_4.s: New file.
6229 * testsuite/split_x86_64_n.s: New file.
6230 * testsuite/testfile.cc (Target_test): Update relocation_section
6231 function.
6232 * testsuite/Makefile.in: Rebuild.
6233
e8a9fcda
ILT		 62342009-10-06 Ian Lance Taylor <iant@google.com>
6235
6236 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6237 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6238 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6239 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6240 the address on ldo_addrs_.
6241 (Target_i386::Relocate::fix_up_ldo): New function.
6242
e99daf92
ILT		 62432009-10-06 Rafael Espindola <espindola@google.com>
6244
6245 * plugin.cc (add_input_library): New.
6246 (Plugin::load): Add add_input_library to tv.
6247 (Plugin_manager::add_input_file): Add the is_lib argument.
6248 (add_input_file): Update call to Plugin_manager::add_input_file.
6249 (add_input_library): New.
6250 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6251
966d4097
DK		 62522009-09-30 Doug Kwan <dougkwan@google.com>
6253
6254 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6255 symbol and call Symbol::may_need_copy_reloc to determine if
6256 a copy reloc is needed.
6257 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6258 nocopyreloc is given in command line.
6259 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6260 given in command line.
6261 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6262 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6263 of the removed Target_i386::may_need_copy_reloc.
6264 * options.h (copyreloc): New option with default value false.
6265 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6266 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6267 instead of the removed Target_powerpc::may_need_copy_reloc.
6268 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6269 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6270 instead of the removed Target_sparc::may_need_copy_reloc.
6271 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6272 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6273 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6274 instead of the removed Target_x86_64::may_need_copy_reloc.
6275
029ba973
ILT		 62762009-09-30 Ian Lance Taylor <iant@google.com>
6277
6278 * object.h (class Object): Remove target_ field, and target,
6279 sized_target, and set_target methods.
6280 (Object::sized_target): Remove.
6281 (class Sized_relobj): Update declarations. Remove sized_target.
6282 * object.cc (Sized_relobj::setup): Remove target parameter.
6283 Change all callers.
6284 (Input_objects::add_object): Don't do anything with the target.
6285 (make_elf_sized_object): Add punconfigured parameter. Change all
6286 callers. Set or test parameter target.
6287 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6288 Change all callers.
6289 * parameters.cc (Parameters::set_target): Change parameter type to
6290 be non-const.
6291 (Parameters::default_target): Remove.
6292 (set_parameters_target): Change parameter type to be non-const.
6293 (parameters_force_valid_target): New function.
6294 (parameters_clear_target): New function.
6295 * parameters.h (class Parameters): Update declarations. Remove
6296 default_target method. Add sized_target and clear_target
6297 methods. Change target_ to be non-const.
6298 (set_parameters_target): Update declaration.
6299 (parameters_force_valid_target): Declare.
6300 (parameters_clear_target): Declare.
6301 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6302 as NULL if we aren't searching.
6303 (Add_symbols::run): Don't check for compatible target.
6304 * fileread.cc (Input_file::open_binary): Call
6305 parameters_force_valid_target.
6306 * gold.cc (queue_middle_tasks): Likewise.
6307 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6308 set_target on object.
6309 * dynobj.h (class Sized_dynobj): Update declarations.
6310 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6311 make_elf_object returns NULL.
6312 (Archive::include_member): Don't check whether object target is
6313 compatible.
6314 * output.cc (Output_section::add_input_section): Get target from
6315 parameters.
6316 (Output_section::relax_input_section): Likewise.
6317 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6318 parameters.
6319 (Sized_relobj::do_scan_relocs): Likewise.
6320 (Sized_relobj::relocate_sections): Likewise.
6321 * resolve.cc (Symbol_table::resolve): Likewise.
6322 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6323 parameter. Change all callers.
6324 (Symbol_table::add_from_object): Get target from parameters.
6325 (Symbol_table::add_from_relobj): Don't check object target.
6326 (Symbol_table::add_from_dynobj): Likewise.
6327 (Symbol_table::define_special_symbol): Get target from
6328 parameters.
6329 * symtab.h (class Symbol_table): Update declaration.
6330 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6331 parameter. Change all callers. Clear parameter target.
6332 (Binary_test): Test target here.
6333 * testsuite/object_unittest.cc (gold_testsuite): Remove
6334 target_test_pointer parameter. Change all callers.
6335 (Object_test): Test target here.
6336
a6a22b83
ILT		 63372009-09-26 Ian Lance Taylor <iant@google.com>
6338
6339 * testsuite/initpri1.c: Don't try to use constructor priorities if
6340 compiling with gcc before 4.3.
6341
6a8f49fe
ILT		 63422009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6343
6344 * testsuite/retain_symbols_file_test.sh (check_present): Change
6345 output file name to retain_symbols_file_test.stdout.
6346 (check_absent): Likewise.
6347
8c604651
CS		 63482009-09-18 Craig Silverstein <csilvers@google.com>
6349
6350 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6351 * options.cc: Include <cerrno> and <fstream>.
6352 (General_options::finalize): Parse -retain-symbols-file tag.
6353 * options.h: New flag.
6354 (General_options): New method should_retain_symbol, new
6355 variable symbols_to_retain.
6356 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6357 should_retain_symbol map.
6358 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6359 * testsuite/Makefile.in: Regenerate.
6360 * testsuite/retain_symbols_file_test.sh: New file.
6361
ca58b19f
NC		 63622009-09-18 Nick Clifton <nickc@redhat.com>
6363
6364 * po/es.po: Updated Spanish translation.
6365
20e6d0d6
DK		 63662009-09-17 Doug Kwan <dougkwan@google.com>
6367
6368 * debug.h (DEBUG_RELAXATION): New constant.
6369 (DEBUG_ALL): Add DEBUG_RELAXATION.
6370 (debug_string_to_enum): Add relaxation debug option.
6371 * layout.cc
6372 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6373 Layout::Relaxation_debug_check::read_sections,
6374 Layout::Relaxation_debug_check::read_sections): New method definitions.
6375 (Layout::Layout): Initialize data members
6376 record_output_section_data_from_scrips_,
6377 script_output_section_data_list_ and relaxation_debug_check_.
6378 (Layout::save_segments, Layout::restore_segments,
6379 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6380 Layout::relaxation_loop_body): New method definitions.
6381 (Layout::finalize): Support relaxation. Move section layout code to
6382 Layout::relaxation_loop_body.
6383 (Layout::set_asection_address_from_script): Move code for orphan
6384 section placement out.
6385 (Layout::place_orphan_sections_in_script): New method definition.
6386 * layout.h (Output_segment_headers, Output_file_header):
6387 New forward class declarations.
6388 (Layout::~Layout): Define.
6389 (Layout::new_output_section_data_from_script): New method definition.
6390 (Layout::place_orphan_sections_in_script): New method declaration.
6391 (Layout::Segment_states): New type declaration.
6392 (Layout::save_segments, Layout::restore_segments,
6393 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6394 Layout::relaxation_loop_body): New method declarations.
6395 (Layout::Output_section_data_list): New type declaration.
6396 (Layout::Relaxation_debug_check): New class definition.
6397 (Layout::record_output_section_data_from_script_,
6398 Layout::script_output_section_data_list_, Layout::segment_states_,
6399 Layout::relaxation_debug_check_): New data members.
6400 * output.cc: (Output_section_headers::do_size): New method definition.
6401 (Output_section_headers::Output_section_headers): Move size
6402 computation to Output_section_headers::do_size.
6403 (Output_segment_headers::do_size): New method definition.
e1df38aa 6404 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 6405 Output_file_header::do_size and call it.
6406 (Output_file_header::do_size): New method definition.
6407 (Output_data_group::Output_data_group): Adjust call to
6408 Output_section_data.
6409 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6410 (Output_symtab_xindex::do_write): Add array bound check.
6411 (Output_section::Input_section::print_to_mapfile): Handle
6412 RELAXED_INPUT_SECTION_CODE.
6413 (Output_section::Output_section): Initialize data member checkpoint_.
6414 (Output_section::~Output_section): Delete checkpoint object pointed
6415 by checkpoint_.
6416 (Output_section::add_input_section): Always add an Input_section if
6417 relaxing.
6418 (Output_section::add_merge_input_section): Add assert.
6419 (Output_section::relax_input_section): New method definition.
6420 (Output_section::set_final_data_size): Set load address to zero for
6421 an unallocated section.
6422 (Output_section::do_address_and_file_offset_have_reset_values):
6423 New method definition.
6424 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6425 Handle relaxed input section.
6426 (Output_section::sort_attached_input_sections): Checkpoint input
6427 section list lazily.
6428 (Output_section::get_input_sections): Change type of input_sections to
6429 list of Simple_input_section pointers. Checkpoint input section list
6430 lazily. Also handle relaxed input sections.
6431 (Output_section::add_input_section_for_script): Take a reference to
6432 a Simple_input_section object instead of Relobj pointer and section
6433 index as parameter. Handle relaxed input sections.
6434 (Output_section::save_states, Output_section::restore_states): New
6435 method definitions.
6436 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6437 (Output_data::is_data_size_fixed): New method definition.
6438 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6439 if it is fixed.
6440 (Output_data::address_and_file_offset_have_reset_values): New method
6441 definition.
6442 (Output_data::do_address_and_file_offset_have_reset_values): New method
6443 definition.
6444 (Output_data::set_data_size): Check that data size is not fixed.
6445 (Output_data::fix_data_size): New method definition.
6446 (Output_data::is_data_size_fixed_): New data member.
6447 (Output_section_headers::set_final_data_size): New method definition.
6448 (Output_section_headers::do_size): New method declaration.
6449 (Output_segment_headers::set_final_data_size): New method definition.
6450 (Output_segment_headers::do_size): New method declaration.
6451 (Output_file_header::set_final_data_size)::New method definition.
6452 (Output_file_header::do_size)::New method declaration.
6453 (Output_section_data::Output_section_data): Add new parameter
6454 is_data_size_fixed and use it to fix data size.
6455 (Output_data_const::Output_data_const): Adjust call to base class
6456 constructor and fix data size.
6457 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6458 base class constructor and fix data size.
6459 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6460 base class constructor and fix data size.
6461 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6462 class constructor and fix data size.
6463 (Output_data_group::set_final_data_size): New method definition.
6464 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6465 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6466 class constructor and fix data size.
6467 (Output_relaxed_input_section): New class definition.
6468 (Output_section::Simple_input_section): New class definition.
6469 (Output_section::get_input_sections): Adjust parameter list.
6470 (Output_section::add_input_section_for_script): Same.
6471 (Output_section::save_states, Output_section::restore_states,
6472 Output_section::do_address_and_file_offset_have_reset_values,
6473 (Output_section::Input_section::Input_section): Handle
6474 RELAXED_INPUT_SECTION_CODE. Add new overload for
6475 Output_relaxed_input_section.
6476 (Output_section::Input_section::is_input_section,
6477 Output_section::Input_section::set_output_section): Handle relaxed
6478 input section.
6479 (Output_section::Input_section::is_relaxed_input_section,
6480 Output_section::Input_section::output_section_data,
6481 Output_section::Input_section::relaxed_input_section): New method
6482 definitions.
6483 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6484 value.
6485 (Output_section::Input_section::u1_): Update comments.
6486 (Output_section::Input_section::u2_): Add new union member poris.
6487 (Output_section::Checkpoint_output_section): New classs definition.
6488 (Output_section::relax_input_section): New method declaration.
6489 (Output_section::checkpoint_): New data member.
6490 (Output_segment): Update comments.
6491 (Output_segment::Output_segment): Un-privatize copy constructor.
6492 (Output_segment::operator=): Un-privatize.
6493 * script-sections.cc (Output_section_element::Input_section_list):
6494 Change element type to Output_section::Simple_input_section.
6495 (Output_section_element_dot_assignment::set_section_addresses):
6496 Register output section data for relaxation clean up.
6497 (Output_data_exression::Output_data_expression): Adjust call to base
6498 constructor to fix data size.
6499 (Output_section_element_data::set_section_addresses): Register
6500 Output_data_expression object for relaxation clean up.
6501 (struct Input_section_info): Replace Relobj pointer and section index
6502 pair with Output_section::Simple_input_section and Convert struct to a
6503 class.
6504 (Input_section_sorter::operator()): Adjust access to
e1df38aa 6505 Input_section_info data member to use accessors.
20e6d0d6
DK		 6506 (Output_section_element_input::set_section_addresses): Use layout
6507 parameter. Adjust code to use Output_section::Simple_input_section
6508 and Input_secction_info classes. Register filler for relaxation
6509 clean up.
6510 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6511 and section index pair with Output_section::Simple_input_section
6512 class. Adjust code accordingly.
6513 (Phdrs_element::release_segment): New method definition.
6514 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6515 segment list.
6516 (Script_sections::release_segments): New method definition.
6517 * gold/script-sections.h (Script_sections::release_segments): New
6518 method declaration.
6519 * gold/target.h (Target::may_relax, Target::relax,
6520 Target::do_may_relax, Target::do_relax): New method definitions.
6521
5e445df6
ILT		 65222009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6523
6524 * arm.cc (has_signed_unsigned_overflow): New function.
6525 (Arm_relocate_functions::abs8): New function.
6526 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6527 (Target_arm::Scan::global): Likewise.
6528 (Target_arm::relocate::relocate): Likewise.
6529 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6530 Likewise.
6531
8c604651 65322009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 6533
6534 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6535 * testsuite/Makefile.in: Regenerate.
6536
1e9cc1c2
NC		 65372009-09-11 Nick Clifton <nickc@redhat.com>
6538
6539 * po/gold.pot: Updated by the Translation project.
6540
6a89f575
CC		 65412009-09-08 Cary Coutant <ccoutant@google.com>
6542
6543 * output.cc (Output_file::open): Add execute permission to empty file.
6544 * testsuite/Makefile.am (permission_test): New test.
6545 * testsuite/Makefile.in: Regenerate.
6546
fdcac5af
ILT		 65472009-09-02 Ian Lance Taylor <iant@google.com>
6548
6549 * output.cc (Output_file::resize): Call map_no_anonymous rather
6550 than map.
6551
44453f85
ILT		 65522009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6553
6554 * gold.cc: Include "incremental.h".
6555 (queue_initial_tasks): Call Incremental_checker methods.
6556 * incremental.cc: Include "output.h".
6557 (Incremental_checker::can_incrementally_link_output_file): New
6558 method.
6559 * incremental.h (Incremental_checker): New class.
6560
6561 * output.cc (Output_file::open_for_modification): New method.
6562 (Output_file::map_anonymous): Changed return type to bool. Record
6563 map in base_ field.
6564 (Output_file::map_no_anonymous): New method, broken out of map.
6565 (Output_file::map): Use map_no_anonymous and map_anonymous.
6566 * output.h (class Output_file): Update declarations.
6567
293c1386
CC		 65682009-08-24 Cary Coutant <ccoutant@google.com>
6569
6570 * options.h (Command_line::Pre_options): New class.
6571 (Command_line::pre_options): New member.
6572 * options.cc (gold::options::ready_to_register): New variable.
6573 (One_option::register_option): Do nothing if not registering options.
6574 Assert if same short option registered twice.
6575 (General_options::General_options): Turn off option registration when
6576 done constructing.
6577 (Command_line::Pre_options::Pre_options): New constructor.
6578
f773f3d2
CC		 65792009-08-24 Cary Coutant <ccoutant@google.com>
6580
06a73cfe
CC		 6581 * options.h (General_options::no_keep_memory): Remove incorrect
6582 short option.
f773f3d2 6583
a15af8e2
RW		 65842009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6585
6586 * Makefile.am (am__skiplex, am__skipyacc): New.
6587 * Makefile.in: Regenerate.
6588
c462b41b
RW		 65892009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6590
14ec8efd
RW		 6591 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6592 (INCLUDES): ... this.
6593 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6594 (AM_CPPFLAGS): Renamed from ...
6595 (INCLUDE): ... this.
6596 * Makefile.in, testsuite/Makefile.in: Regenerate.
6597
81ecdfbb
RW		 6598 * Makefile.in: Regenerate.
6599 * aclocal.m4: Likewise.
6600 * config.in: Likewise.
6601 * configure: Likewise.
6602 * testsuite/Makefile.in: Likewise.
6603
c462b41b
RW		 6604 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6605 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6606 * Makefile.in: Regenerate.
6607 * testsuite/Makefile.in: Regenerate.
6608
2da73f13
CC		 66092009-08-19 Cary Coutant <ccoutant@google.com>
6610
6611 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6612 symbols in shared libraries overridden by hidden or internal symbols
6613 in the main program.
6614
2db70501
CD		 66152009-08-19 Chris Demetriou <cgd@google.com>
6616
6617 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6618 checking source file names in error messages.
6619
f733487b
DK		 66202009-08-18 Doug Kwan <dougkwan@google.com>
6621
6622 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6623 an elcpp::Ehdr as parameter. Adjust call to set_target.
6624 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6625 an elfcpp::Ehdr as parameter.
6626 * object.cc (Object::set_target): Remove the version that looks up
6627 a target and sets it.
6628 (Sized_relobj::setup): Take a Target object instead of
6629 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6630 (make_elf_sized_object): Find target and ask target to
6631 make an ELF object.
6632 * object.h: (Object::set_target): Remove the version that looks up
6633 a target and sets it.
6634 (Sized_relobj::setup): Take a Target object instead of
6635 an elfcpp:Ehdr as parameter.
6636 * target.cc: Include dynobj.h.
6637 (Target::do_make_elf_object_implementation): New.
6638 (Target::do_make_elf_object): New.
6639 * target.h (Target::make_elf_object): New template declaration.
6640 (Target::do_make_elf_object): New method declarations.
6641 (Target::do_make_elf_object_implementation): New template declaration.
6642
cc70f101
ILT		 66432009-08-14 Ian Lance Taylor <iant@google.com>
6644
6645 * gold.h (FUNCTION_NAME): Define.
6646 (gold_unreachable): Use FUNCTION_NAME.
6647
ef5e0cb1
ST		 66482009-08-12 Sriraman Tallam <tmsriram@google.com>
6649
6650 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6651 symbol in the --keep-unique list is not found.
6652
48c187ce
ST		 66532009-08-12 Sriraman Tallam <tmsriram@google.com>
6654
6655 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6656 been maked as --keep-unique.
6657 (Icf::unfold_section): New function.
6658 * icf.h (Icf::unfold_section): New function.
6659 * options.h (General_options::keep_unique): New option.
6660 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6661 * testsuite/Makefile.in: Regenerate.
6662 * testsuite/icf_keep_unique_test.sh: New file.
6663 * testsuite/icf_keep_unique_test.cc: New file.
6664
645afe0c
CC		 66652009-08-12 Cary Coutant <ccoutant@google.com>
6666
6667 PR 10471
6668 * resolve.cc (Symbol_table::resolve): Check for references from
6669 dynamic objects to hidden and internal symbols.
6670 * testsuite/Makefile.am (hidden_test.sh): New test.
6671 * testsuite/Makefile.in: Regenerate.
6672 * testsuite/hidden_test.sh: New script.
6673 * testsuite/hidden_test_1.c: New test source.
6674 * testsuite/hidden_test_main.c: New test source.
6675
11af873f
DK		 66762009-08-11 Doug Kwan <dougkwan@google.com>
6677
6678 * arm.cc: Update comments.
6679 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6680 segment to locate the .ARM.exidx section if present.
6681
b9f7d72d
DK		 66822009-08-09 Doug Kwan <dougkwan@google.com>
6683
6684 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6685 patch.
6686
ddd3c53c
ST		 66872009-08-07 Sriraman Tallam <tmsriram@google.com>
6688 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6689 compiler warnings.
6690
27721062
ST		 66912009-08-06 Sriraman Tallam <tmsriram@google.com>
6692
6693 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6694 valid tls_segment only for non-debug-section relocations.
6695 * testsuite/Makefile.am: Add gc_tls_test.
6696 * testsuite/Makefile.in: Regenerate.
6697 * testsuite/gc_tls_test.cc: New file.
6698 * testsuite/gc_tls_test.sh: New file.
6699
ef15dade 67002009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 6701
ef15dade
ST		 6702 * icf.cc: New file.
6703 * icf.h: New file.
6704 * Makefile.am (CCFILES): Add icf.cc.
6705 (HFILES): Add icf.h
6706 * Makefile.in: Regenerate.
6707 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6708 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6709 section, symbol and addend information for the relocs.
6710 * gold.cc (queue_middle_tasks): Call identical code folding.
6711 * gold.h: Add defines for multimap.
6712 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6713 to the call of finalize_local_symbols.
6714 * main.cc (main): Create object of class Icf.
6715 * object.cc (Sized_relobj::do_layout): Allow this function to be
6716 called twice during icf.
6717 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6718 to sections marked as identical by icf.
6719 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6720 when available.
6721 (Sized_relobj::do_section_entsize): New function.
6722 * object.h (Object::section_entsize): New function.
6723 (Object::do_section_entsize): New pure virtual function.
6724 (Relobj::finalize_local_symbols): Add new parameter.
6725 (Relobj::do_section_entsize): New function.
6726 * options.h (General_options::icf): New option.
6727 (General_options::icf_iterations): New option.
6728 (General_options::print_icf_sections): New option.
6729 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6730 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6731 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6732 icf.
6733 * symtab.cc (Symbol_table::is_section_folded): New function.
6734 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6735 to sections marked as identical by icf.
6736 * symtab.h (Symbol_table::set_icf): New function.
6737 (Symbol_table::icf): New function.
6738 (Symbol_table::is_section_folded): New function.
6739 (Symbol_table::icf_): New data member.
6740 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6741 * testsuite/Makefile.am: Add commands to build icf_test.
6742 * testsuite/Makefile.in: Regenerate.
6743 * testsuite/icf_test.sh: New file.
6744 * testsuite/icf_test.cc: New file.
6745
c3b65ac4
CD		 67462009-07-24 Chris Demetriou <cgd@google.com>
6747
6748 * layout.cc (is_compressible_debug_section): Fix incorrect
6749 comment about compressed section names.
6750
1caf2c51
ILT		 67512009-07-20 Ian Lance Taylor <ian@airs.com>
6752
6753 PR 10419
6754 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6755
1ef4d87f
ILT		 67562009-07-16 Ian Lance Taylor <iant@google.com>
6757
6758 PR 10400
6759 * layout.h: #include <map>.
6760 (class Kept_section): Change from struct to class. Add accessors
6761 and setters. Add section size to Comdat_group mapping. Change
6762 Comdat_group to std::map. Add is_comdat_ field. Add
6763 linkonce_size field in union.
6764 (class Layout): Update declaration of find_or_add_kept_section.
6765 Don't declare find_kept_object.
6766 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6767 parameter. Add object, shndx, is_comdat, and is_group_name
6768 parameters. Change all callers. Adjust for new Kept_section.
6769 (Layout::find_kept_object): Remove.
6770 * object.cc (Sized_relobj::include_section_group): Update use of
6771 Kept_section. Rename secnum to shndx. Only record
6772 Kept_comdat_section if sections are the same size.
6773 (Sized_relobj::include_linkonce_section): Update use of
6774 Kept_section. Only record Kept_comdat_section if sections are the
6775 same size. Set size of linkonce section.
6776 (Sized_relobj::map_to_kept_section): Update call to
6777 get_kept_comdat_section.
6778 * object.h (class Sized_relobj): Rename fields in
6779 Kept_comdat_section to drop trailing underscores; change object
6780 field to Relobj*. Change Kept_comdat_section_table to store
6781 struct rather than pointer.
6782 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6783 Add kept_object and kept_shndx parameters. Change all callers.
6784 (Sized_relobj::get_kept_comdat_section): Change return type to
6785 bool. Add kept_object and kept_shndx parameters. Change all
6786 callers.
6787 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6788 Layout::find_or_add_kept_section.
6789
37c3b7b0
ILT		 67902009-07-09 Ian Lance Taylor <iant@google.com>
6791
6792 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6793 Reserve space in the hash table.
6794
98fa85cb
ILT		 67952009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6796
6797 * fileread.cc (File_read::get_mtime): New method.
6798 * fileread.h (Timespec): New structure.
6799 (File_read::get_mtime): New method.
6800 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6801 Renamed from timestamp_nsec.
6802 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6803 Elf_Xword.
e1df38aa 6804 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6805 timestamp_nsec.
e1df38aa 6806 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6807 (Incremental_inputs::report_obejct): Save mtime; style fix.
6808 (Incremental_inputs::report_script): Save mtime; style fix.
6809 (Incremental_inputs::finalize_inputs): Style fix.
6810 (Incremental_inputs::finalize): Style fix.
6811 (Incremental_inputs::create_input_section_data): Store inputs
6812 mtime.
6813 * incremental.h (Incremental_inputs::report_script): Add mtime
6814 argument.
6815 (Incremental_inputs::Input_info::Input_info): Intialize only one
6816 union member.
6817 (Incremental_inputs::Input_info::archive): Move to nameless
6818 union.
6819 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6820 (Incremental_inputs::Input_info::script): Move to nameless union.
6821 (Incremental_inputs::mtime): New field.
6822 * script.cc (read_input_script): Pass file mtime to
6823 Incremental_input.
6824 * script.h (Script_info::inputs): Style fix.
6825
c9d70757
ILT		 68262009-07-01 Ian Lance Taylor <ian@airs.com>
6827
6828 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6829 instead of 32.
6830
9c547ec3
ILT		 68312009-06-24 Ian Lance Taylor <iant@google.com>
6832
6833 PR 10156
6834 * layout.cc (Layout::choose_output_section): If we find an
6835 existing section, update the flags.
6836 (Layout::create_notes): New function, broken out of
6837 Layout::finalize.
6838 (Layout::finalize): Don't create note sections.
6839 (Layout::create_note): Don't crash if linker script discards
6840 section.
6841 (Layout::create_gold_note): Likewise.
6842 (Layout::create_build_id): Likewise. Don't set
6843 after_input_sections on the section.
6844 (Layout::create_executable_stack_info): Remove target parameter.
6845 Change caller.
6846 * layout.h (class Layout): Declare create_notes. Update
6847 declaration of create_executable_stack_info.
6848 * gold.cc (queue_middle_tasks): Call create_notes.
6849 * output.cc (Output_section::update_flags_for_input_section): Move
6850 here from output.h. If SHF_ALLOC flag is newly set, mark address
6851 invalid.
6852 * output.h (Output_data::mark_address_invalid): New function.
6853 (class Output_section): Only declare, not define,
6854 update_flags_for_input_section. Remove set_flags.
6855
55458500
ILT		 68562009-06-24 Ian Lance Taylor <iant@google.com>
6857
6858 * script-sections.cc (Output_section_definition::
6859 set_section_addresses): Rename shadowing local load_address to
6860 laddr.
6861
1307d6cd
ILT		 68622009-06-24 Ian Lance Taylor <iant@google.com>
6863
6864 PR 10244
6865 * reloc.cc (relocate_sections): Skip empty relocation sections.
6866
ec3f783e
ILT		 68672009-06-23 Ian Lance Taylor <iant@google.com>
6868
6869 PR 10156
6870 * layout.cc (Layout::create_note): Use choose_output_section
6871 rather than make_output_section.
6872
459c9f1c
ILT		 68732009-06-23 Ian Lance Taylor <iant@google.com>
6874
6875 PR 10237
6876 * options.cc (General_options::parse_V): Set printed_version_.
6877 (General_options::General_options): Initialize printed_version_.
6878 * options.h (class General_options): Add printed_version_ field.
6879 * gold.cc (queue_initial_tasks): If there are no input files,
6880 don't give a fatal error if we printed the version information.
6881 (queue_middle_tasks): If using -r with a shared object, give a
6882 fatal error rather than an ordinary error.
6883
1518dc8f
ILT		 68842009-06-23 Ian Lance Taylor <iant@google.com>
6885
6886 PR 10219
6887 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6888 (Layout::make_output_section): Set have_stabstr_section_ if we see
6889 a .stab*str section.
6890 (Layout::finalize): Call link_stabs_sections.
6891 (Layout::link_stabs_sections): New file.
6892 * layout.h (class Layout): Add have_stabstr_section_ field.
6893 Declare link_stabs_sections.
6894
3d857b98
DK		 68952009-06-23 Doug Kwan <dougkwan@google.com>
6896
6897 * Makefile.am (libgold_a_LIBADD): New.
6898 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6899 * Makefile.in: Regenerate.
6900 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6901 * configure: Regenerate.
6902 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6903 * fileread.cc: Include sys/state.h
6904 * gold.h: Declare memmem and strndup if found missing.
6905 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6906
0639a6f6
ILT		 69072009-06-23 Ian Lance Taylor <iant@google.com>
6908
6909 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6910 * configure: Rebuild.
6911
8d63875c
ILT		 69122009-06-23 Ian Lance Taylor <iant@google.com>
6913
6914 PR 10147
6915 * object.cc (Object::section_contents): Don't try to get a view if
6916 the section has length zero.
6917 (Object::handle_gnu_warning_section): If the section is empty, use
6918 the name of the section as the warning.
6919
f7c8a183
ILT		 69202009-06-23 Ian Lance Taylor <iant@google.com>
6921
6922 PR 10133
6923 * stringpool.h (class Stringpool_template): Add optimize_ field.
6924 (Stringpool_template::set_optimize): New function.
6925 * stringpool.cc (Stringpool_template::Stringpool_template):
6926 Initialize optimize_ field.
6927 (Stringpool_template::set_string_offsets): Test local optimize
6928 fild rather than parameter.
6929 * layout.cc (Layout::Layout): Call set_optimize on the section
6930 name stringpool.
6931
e6a307ba
ILT		 69322009-06-22 Ian Lance Taylor <iant@google.com>
6933
6934 PR 10030
6935 * yyscript.y: Parse TARGET.
6936 * script.cc (script_set_target): New function.
6937 * script-c.h (script_set_target): Declare.
6938 * options.cc (General_options::string_to_object_format): Rename
6939 from string_to_object_format in anonymous namespace. Change
6940 callers.
6941 * options.h (class General_options): Declare
6942 string_to_object_format.
6943
3ee173de
ILT		 69442009-06-22 Ian Lance Taylor <iant@google.com>
6945
6946 * script-sections.cc (Script_sections::create_segments): Don't put
6947 program headers in a PT_LOAD segment if -n or -N.
6948
69492009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6950
6951 PR 10141
6952 * options.h (class General_options): Add -z lazy and -z now. Sort
6953 -z options into alphabetical order.
6954 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6955
cd6739a1 69562009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6957
6958 * layout.cc (Layout::make_output_section): Call
6959 Target::new_output_section.
6960 (Layout::attach_allocated_section_to_segment): Put large section
6961 sections in a separate load segment with the large segment flag
6962 set.
6963 (Layout::segment_precedes): Sort large data segments after other
6964 load segments.
6965 (align_file_offset): New static function.
6966 (Layout::set_segment_offsets): Use align_file_offset.
6967 * output.h (class Output_section): Add is_small_section_ and
6968 is_large_section_ fields.
6969 (Output_section::is_small_section): New function.
6970 (Output_section::set_is_small_section): New function.
6971 (Output_section::is_large_section): New function.
6972 (Output_section::set_is_large_section): New function.
6973 (Output_section::is_large_data_section): New function.
6974 (class Output_segment): Add is_large_data_segment_ field.
6975 (Output_segment::is_large_data_segment): New function.
6976 (Output_segment::set_is_large_data_segment): New function.
6977 * output.cc (Output_section::Output_section): Initialize new
6978 fields.
6979 (Output_segment::Output_segment): Likewise.
6980 (Output_segment::add_output_section): Add assertion that large
6981 data sections always go in large data segments. Force small data
6982 sections to the end of the list of data sections. Force small BSS
6983 sections to the start of the list of BSS sections. For large BSS
6984 sections to the end of the list of BSS sections.
6985 * symtab.h (class Symbol): Declare is_common_shndx.
6986 (Symbol::is_defined): Check Symbol::is_common_shndx.
6987 (Symbol::is_common): Likewise.
6988 (class Symbol_table): Define enum Commons_section_type. Update
6989 declarations. Add small_commons_ and large_commons_ fields.
6990 * symtab.cc (Symbol::is_common_shndx): New function.
6991 (Symbol_table::Symbol_table): Initialize new fields.
6992 (Symbol_table::add_from_object): Put small and large common
6993 symbols in the right list.
6994 (Symbol_table::sized_finalized_symbol): Check
6995 Symbol::is_common_shndx.
6996 (Symbol_table::sized_write_globals): Likewise.
6997 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6998 common symbol lists. Don't call do_allocate_commons_list if the
6999 list is empty.
7000 (Symbol_table::do_allocate_commons_list): Remove is_tls
7001 parameter. Add comons_section_type parameter. Change all
7002 callers. Handle small and large common symbols.
7003 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7004 Symbol::is_common_shndx.
7005 * resolve.cc (symbol_to_bits): Likewise.
7006 * target.h (Target::small_common_shndx): New function.
7007 (Target::small_common_section_flags): New function.
7008 (Target::large_common_shndx): New function.
7009 (Target::large_common_section_flags): New function.
7010 (Target::new_output_section): New function.
7011 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7012 small_common_section_flags, and large_common_section_flags
7013 fields.
7014 (Target::do_new_output_section): New virtual function.
7015 * arm.cc (Target_arm::arm_info): Initialize new fields.
7016 * i386.cc (Target_i386::i386_info): Likewise.
7017 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7018 Likewise.
7019 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7020 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7021 (Target_x86_64::do_new_output_section): New function.
7022 * configure.ac: Define conditional MCMODEL_MEDIUM.
7023 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7024 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7025 (large_LDFLAGS): Define.
7026 * testsuite/large.c: New file.
7027 * testsuite/testfile.cc (Target_test::test_target_info):
7028 Initialize new fields.
7029 * configure, testsuite/Makefile.in: Rebuild.
7030
bb04269c
DK		 70312009-06-05 Doug Kwan <dougkwan@google.com>
7032
7033 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 7034 * Makefile.in: Regenerate.
bb04269c
DK		 7035 * i386.cc (class Target_i386): Define new virtual method to
7036 override do_is_local_label_name in parent.
7037 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7038 local symbols if --discard-locals or -X is given.
7039 * options.h (class General_options): Declare new options
7040 '--discard-locals' and '-X' for discarding locals.
7041 * target.h (class Target): Define new methods is_local_label_name.
7042 Declare new virtual method do_is_local_label_name.
7043 * target.cc: New file.
7044 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7045 (check_SCRIPTS): Add discard_locals_test.sh.
7046 (check_DATA): Add discard_local_tests.syms.
7047 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7048 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7049 * testsuite/Makefile.in: Regenerate.
7050 * testsuite/discard_locals_test.c: New file.
7051 * testsuite/discard_locals_test.sh: Same.
7052
805bb01c
DK		 70532009-06-05 Doug Kwan <dougkwan@google.com>
7054
7055 * object.cc (Sized_relobj::Sized_relobj): Initialize
7056 discarded_eh_frame_shndx_ to -1U.
7057 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7058 section.
7059 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7060 a discarded .eh_frame section.
7061 (Sized_relobj::do_finalize_local_symbols): Ditto.
7062 * object.h (class Sized_relobj): Declare new member
7063 discarded_eh_frame_shndx_.
7064 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7065 (local_labels_test.o, local_labels_test): New rules.
7066 * testsuite/Makefile.in: Regenerate.
7067
1dcd334d
DK		 70682009-06-04 Doug Kwan <dougkwan@google.com>
7069
7070 * layout.cc (Layout::section_name_mapping): Add mapping for
7071 special ARM sections.
7072
96d49306
DK		 70732009-06-03 Doug Kwan <dougkwan@google.com>
7074
7075 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7076 (utils::has_overflow): Same.
7077
dff16297
ILT		 70782009-06-03 Ian Lance Taylor <iant@google.com>
7079
7080 * layout.cc (Layout::section_name_mapping): New array, replacing
7081 Layout::linkonce_mapping.
7082 (Layout::section_name_mapping_count): New variable, replacing
7083 Layout::linkonce_mapping_count.
7084 (Layout::linkonce_output_name): Remove.
7085 (Layout::output_section_name): Rewrite.
7086 * layout.h (class Layout): Rename Linkonce_mapping to
7087 Section_name_mapping, linkonce_mapping to section_name_mapping,
7088 linkonce_mapping_count to section_name_mapping_count. Don't
7089 declare linkonce_output_name.
7090
c121c671
DK		 70912009-06-03 Doug Kwan <dougkwan@google.com>
7092
7093 * gold/arm.cc (namespace utils): New.
7094 (Target_arm::reloc_is_non_pic): Define new method.
7095 (class Arm_relocate_functions): New.
7096 (Target_arm::Relocate::relocate): Handle relocation types used by
7097 Android.
7098
07800fab
ILT		 70992009-06-03 Ian Lance Taylor <iant@google.com>
7100
7101 * arm.cc (Target_arm::scan::global): Use || instead of |.
7102
c121c671
DK		 71032009-06-02 Doug Kwan <dougkwan@google.com>
7104
7105 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7106 issued_non_pic_error_.
7107 (class Target_arm::Scan): Declare new method check_non_pic.
7108 Define new method symbol_needs_plt_entry.
7109 Declare new data member issued_non_pic_error_.
7110 (class Target_arm::Relocate): Declare new method
7111 should_apply_static_reloc.
7112 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7113 (Target_arm::Scan::check_non_pic): Define new method.
7114 (Target_arm::Scan::local): Handle a small subset of reloc types used
7115 by Android.
7116 (Target_arm::Scan::local): Same.
7117 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7118
b19b0c6d
ILT		 71192009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7120
7121 * incremental.cc (Incremental_inputs::report_command_line): Filter
7122 out --incremental-* options.
7123
94cdfcff
DK		 71242009-05-29 Doug Kwan <dougkwan@google.com>
7125
7126 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7127 template class.
7128 (class Target_arm): Update comment.
7129 (Target_arm::Target_arm): Initialize new data members GOT_,
7130 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7131 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7132 and Target_arm::rel_dyn_section.
7133 Declare new_enum Target_arm::Got_type.
7134 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7135 and DYNBSS_.
7136 Update commments for member do_dynsym_value.
7137 (Target_arm::got_size, Target_arm::plt_section,
7138 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7139 new methods inside class defintion.
7140 (Target_arm::got_section): Define new method.
7141 (Target_arm::rel_dyn_section): Same.
7142 (Output_data_plt_arm): New template class.
7143 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7144 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7145 (Output_data_plt_arm::add_entry): Same.
7146 (Output_data_plt_arm::first_plt_entry): Define new
7147 static data member for PLT instruction template.
7148 (Output_data_plt_arm::plt_entry): Same.
7149 (Output_data_plt_arm::do_write): Define new method.
7150 (Target_arm::make_plt_entry): Same.
7151 (Target_arm::do_finalize_sections): Same.
7152 (Target_arm::do_dynsym_value): Same.
7153
4a657b0d
DK		 71542009-05-28 Doug Kwan <dougkwan@google.com>
7155
7156 * Makefile.am (TARGETSOURCES): Add arm.cc.
7157 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7158 * Makefile.in: Regenerate.
7159 * arm.cc: New file.
7160 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7161
e7ae8c36
DK		 71622009-05-26 Doug Kwan <dougkwan@google.com>
7163
7164 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7165 (General_options::check_excluded_libs): Strip off directories in
7166 archive name before matching like GNU ld does.
7167 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7168 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7169 (exclude_libs_test_LDFLAGS): Add linker option
7170 -Wl,--exclude-libs,libexclude_libs_test_3
7171 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7172 an explicit archive without using -l.
7173 (alt/libexclude_libs_test_3.a): New make rule.
7174 * testsuite/Makefile.in: Regenerate.
7175 * testsuite/exclude_libs_test.c : Declare lib3_default().
7176 (main): Call it.
7177 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7178 * exclude_libs_test_3.c: New file.
7179
f12e7348
NC		 71802009-05-26 Nick Clifton <nickc@redhat.com>
7181
7182 * po/id.po: New Indonesian translation.
7183 * po/gold.pot: Updated template file.
7184
4daadc0d
ST		 71852009-05-22 Sriraman Tallam <tmsriram@google.com>
7186
e1df38aa 7187 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 7188 gc_comdat_test files. Add -Wl,--gc-sections to build
7189 gc_comdat_test.
7190 * testsuite/Makefile.in: Regenerate.
7191 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7192
531813ad
ST		 71932009-05-21 Sriraman Tallam <tmsriram@google.com>
7194
7195 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7196 kept comdat section was garbage collected.
7197 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7198 * testsuite/Makefile.in: Regenerate.
7199 * testsuite/gc_comdat_test.sh: New file.
7200 * testsuite/gc_comdat_test_1.cc: New file.
7201 * testsuite/gc_comdat_test_2.cc: New file.
7202
65514900
CC		 72032009-05-19 Doug Kwan <dougkwan@google.com>
7204
7205 * archive.cc (Archive::Archive): Move constructor from archive.h
7206 to here. Initialize no_export_.
7207 (Archive::get_elf_object_for_member): Set no_export flag of object.
7208 * archive.h (Archive::Archive): Move constructor body to
7209 archive.cc.
7210 (Archive::no_export): New method.
7211 (Archive::no_export_): New field.
7212 * object.h (Object::Object): Initialize no_export_ to false.
7213 (Object::no_export, Object::set_no_export): New methods.
7214 (Object::no_export_): New field.
7215 * options.cc (General_options::parse_exclude_libs): New method.
7216 (General_options::check_excluded_libs) Same.
7217 * options.h (exclude_libs): New option.
7218 (General_options::check_excluded_libs): New method declaration.
7219 (General_options::excluded_libs_): New field.
7220 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7221 default or protected visibility if an object has no-export flag set.
7222 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7223 (check_SCRIPTS): Add exclude_libs_test.sh.
7224 (check_DATA): Add exclude_libs_test.syms.
7225 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7226 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7227 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7228 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7229 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7230 libexclude_libs_test_2.a): New rules.
7231 * testsuite/Makefile.in: Regenerate.
7232 * testsuite/exclude_libs_test.c: New file.
7233 * testsuite/exclude_libs_test.sh: Ditto.
7234 * testsuite/exclude_libs_test_1.c: Ditto.
7235 * testsuite/exclude_libs_test_2.c: Ditto.
7236
1b77ea50
ILT		 72372009-05-15 Ian Lance Taylor <iant@google.com>
7238
7239 * configure.ac: Check for declarations for cases where libiberty.h
7240 checks HAVE_DECL_xxx.
7241 * configure, config.in: Rebuild.
7242
072fe7ce
ILT		 72432009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7244
7245 * gold.h (Incremental_argument_list): Remove (invalid) forward
7246 declaration.
7247 * incremental.cc (Incremental_inputs::report_achive): New method.
7248 (Incremental_inputs::report_object): New method.
7249 (Incremental_inputs::report_script): New method.
7250 (Incremental_inputs::finalize_inputs): New method.
7251 (Incremental_inputs::finalize): Call finalize_inputs().
7252 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7253 Create inputs entries.
7254 * incremental.h (Incremental_input_type): New enum.
7255 (Incremental_inputs::Incremental_input): Initialize new fields.
7256 (Incremental_inputs::report_inputs): New method.
7257 (Incremental_inputs::report_achive): New method.
7258 (Incremental_inputs::report_object): New method.
7259 (Incremental_inputs::report_script): New method.
7260 (Incremental_inputs::finalize_inputs): New method.
7261 (Incremental_inputs::Input_info): New struct.
7262 (Incremental_inputs::Input_info_map): New typedef.
7263 (Incremental_inputs::lock_): New field.
7264 (Incremental_inputs::Inputs_): New field.
7265 (Incremental_inputs::Inputs_map): New field.
7266 * main.cc (main): Call Incremental_input::report_inputs.
7267 * options.h (Input_argument_list): Typedef moved from
7268 Input_arguments.
7269 (Input_file_group::Files): Remove, use ::Input_argument_list.
7270 (Input_file_group::Input_argument_list): Remove, use
7271 ::Input_argument_list.
7272 * plugin.cc (Plugin_manager::add_input_file): Add error in
7273 incremental build.
7274 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7275 functions.
7276 * script.cc (read_input_script): Call
7277 Incremental_input::report_script.
7278 * script.h (Script_info): New class.
7279
b0481b0b
ILT		 72802009-04-27 Ian Lance Taylor <iant@google.com>
7281
7282 * x86_64.cc (do_adjust_output_section): Set entsize to
7283 plt_entry_size.
7284
b22a5a41 72852009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 7286
7287 * output.cc (Output_file::close): After short writes, continue
7288 writing from the correct offset in the buffer being written.
7289
40fde488
CD		 72902009-04-23 Chris Demetriou <cgd@google.com>
7291
7292 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7293 * configure: Regenerate.
7294 * config.in: Regenerate.
7295 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7296 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7297
3ce2c28e
ILT		 72982009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7299
7300 * incremental.cc (Incremental_inputs_header_data): Renamed from
7301 Incremental_input_header_data.
7302 (Incremental_inputs_header_data::data_size): New field.
7303 (Incremental_inputs_header_data::put_input_file_count): Renamed
7304 from input_file_count.
7305 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7306 from command_line_offset.
7307 (Incremental_inputs_header_data::put_reserved): Renamed from
7308 put_reserved.
7309 (Incremental_inputs_entry_data): Renamed from
7310 Incremental_input_entry_data.
7311 (Incremental_inputs_entry_data::data_size): New field.
7312 (Incremental_inputs::report_command_line): New method.
7313 (Incremental_inputs::finalize): New method.
7314 (Incremental_inputs::create_incremental_inputs_data): New method.
7315 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7316 * incremental.h: New file.
7317 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7318 (Layout::finalize): Create incremental inputs section in
7319 incremental builds.
7320 (Layout::create_incremental_info_sections): New method.
7321 * layout.h (Layout::incremental_inputs): New method.
7322 (Layout::create_incremental_info_sections): New method.
7323 (Layout::incremental_inputs_): New field.
7324 * main.cc (main): Notify Incremental_input of the command line.
7325
e55bde5e
ILT		 73262009-04-01 Ian Lance Taylor <iant@google.com>
7327 Mikolaj Zalewski <mikolajz@google.com>
7328
7329 * gold.h (reserve_unordered_map): Define, three versions, one for
7330 each version of Unordered_map.
7331 * layout.cc (Layout::Layout): Remove options parameter. Add
7332 number_of_input_files parameter. Don't initialize options_.
7333 Initialize number_of_input_files_ and resized_signatures_. Move
7334 sections_are_attached_.
7335 (Layout::layout_group): Reserve space for group_signatures_.
7336 (Layout::find_or_add_kept_section): Change name parameter to be a
7337 reference. Resize signatures_ map when it gets large enough.
7338 (Layout::layout_eh_frame): Use parameters->options() instead of
7339 this->options_.
7340 (Layout::make_output_section): Likewise.
7341 (Layout::attach_allocated_section_to_segment): Likewise.
7342 (Layout::finalize, Layout::create_executable_stack): Likewise.
7343 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7344 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7345 * layout.h (class Layout): Update declarations. Remove options_
7346 field. Add number_of_input_files_ and resized_signatures_
7347 fields. Move sections_are_attached_ field.
7348 * main.cc (main): Pass number of input files to Layout
7349 constructor. Don't pass options.
7350
154b857c
ILT		 73512009-03-30 Ian Lance Taylor <iant@google.com>
7352
7353 * ffsll.c (ffsll): Correct implementation.
7354
2f35ab9b
ILT		 73552009-03-27 Ian Lance Taylor <iant@google.com>
7356
fd03461a
ILT		 7357 * ffsll.c: New file.
7358 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7359 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7360 * ftruncate.c (ftruncate): Declare before definition.
7361 * mremap.c (mremap): Likewise.
7362 * pread.c (pread): Likewise.
7363 * configure, Makefile.in, config.in: Rebuild.
7364
2f35ab9b
ILT		 7365 * mremap.c: New file.
7366 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7367 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7368 (mremap): Declare if HAVE_MREMAP is not defined.
7369 * configure, Makefile.in, config.in: Rebuild.
7370
33aea2fd
CC		 73712009-03-27 Cary Coutant <ccoutant@google.com>
7372
7373 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7374 position independent.
7375 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7376 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7377
6d479619
CC		 73782009-03-24 Cary Coutant <ccoutant@google.com>
7379
7380 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7381 an executable.
7382 (needs_dynamic_reloc): Likewise.
7383
afc06bb8
ILT		 73842009-03-24 Ian Lance Taylor <iant@google.com>
7385
7386 * yyscript.y (file_cmd): Recognize EXTERN.
7387 (extern_name_list, extern_name_list_body): New nonterminals.
7388 * script.cc (script_add_extern): Define.
7389 * script-c.h (script_add_extern): Declare.
7390
f6060a4d
ILT		 73912009-03-24 Rafael Avila de Espindola <espindola@google.com>
7392
7393 * object.cc (is_elf_object): Define.
7394 * object.h (is_elf_object): Declare.
7395 * archive.cc (Archive::get_elf_object_for_member): Call
7396 is_elf_object.
33aea2fd 7397 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 7398
26736d8e
ILT		 73992009-03-24 Elliott Hughes <enh@google.com>
7400
7401 * output.cc (Output_file::map_anonymous): Define.
7402 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7403 try an anonymous one. Report the size if the mmap fails.
7404 * output.h (class Output_file): Declare map_anonymous.
7405
22fd9730
ILT		 74062009-03-24 Ian Lance Taylor <iant@google.com>
7407
7408 * target-select.cc (instantiate_target): Don't acquire the lock if
7409 the instantiated_target_ field has already been set.
7410
cb010894
ILT		 74112009-03-23 Ian Lance Taylor <iant@google.com>
7412
7f055c20
ILT		 7413 * gold-threads.h (class Initialize_lock): Define.
7414 * gold-threads.cc (class Initialize_lock_once): Define.
7415 (initialize_lock_control): New static variable.
7416 (initialize_lock_pointer): New static variable.
7417 (initialize_lock_once): New static function.
7418 (Initialize_lock::Initialize_lock): Define.
7419 (Initialize_lock::initialize): Define.
7420 * target-select.h: Include "gold-threads.h".
7421 (class Target_selector): Add lock_ and initialize_lock_ fields.
7422 Don't define instantiate_target, just declare it.
7423 * target-select.cc (Target_selector::Target_selector): Initialize
7424 new fields.
7425 (Target_selector::instantiate_target): Define.
7426 * descriptors.h: Include "gold-threads.h".
7427 (class Descriptors): Add initialize_lock_ field.
7428 * descriptors.cc (Descriptors::Descriptors): Initialize new
7429 field.
7430 (Descriptors::open): Use initialize_lock_ field
7431 * errors.h (class Errors): Add initialize_lock_ field.
7432 * errors.cc (Errors::Errors): Initialize new field.
7433 (Errors::initialize_lock): Use initialize_lock_ field.
7434 * powerpc.cc (class Target_selector_powerpc): Remove
7435 instantiated_target_ field. In do_recognize call
7436 instantiate_target rather than do_instantiate_target. In
7437 do_instantiate_target just allocate a new target.
7438 * sparc.cc (class Target_selector_sparc): Likewise.
7439
36959681
ILT		 7440 * freebsd.h: New file.
7441 * i386.cc: Include "freebsd.h".
7442 (Target_i386): Derive from Target_freebsd rather than
7443 Sized_target.
7444 (Target_selector_i386): Derive from Target_selector_freebsd rather
7445 than Target_selector.
7446 * x86_64.cc: Include "freebsd.h".
7447 (Target_x86_64): Derive from Target_freebsd rather than
7448 Sized_target.
7449 (Target_selector_x86_64): Derive from Target_selector_freebsd
7450 rather than Target_selector.
7451 * target.h (class Target): Add adjust_elf_header and
7452 do_adjust_elf_header.
7453 * output.cc (Output_file_header:: do_sized_write): Call target
7454 adjust_elf_header routine.
7455 * configure.tgt: Set targ_osabi.
7456 * configure.ac: Define GOLD_DEFAULT_OSABI.
7457 * parameters.cc (Parameters::default_target): Pass
7458 GOLD_DEFAULT_OSABI to select_target.
7459 * target-select.h (class Target_selector): Make instantiate_target
7460 protected rather than private.
7461 * Makefile.am (HFILES): Add freebsd.h.
7462 * configure, Makefile.in, config.in: Rebuild.
7463
cb010894
ILT		 7464 * merge.cc (do_add_input_section): Correct pend value. Change
7465 message about last entry not being null terminated from error to
7466 warning.
7467
0e879927
ILT		 74682009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7469
7470 * incremental.cc: New file.
7471 * Makefile.am (CCFILES): Add incremental.cc.
7472 * Makefile.in: Rebuild.
7473
41105937
PP		 74742009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7475
7476 * layout.cc (Layout::output_section_name): Preserve names
7477 of '.note.' sections.
e1df38aa 7478
60439920
ILT		 74792009-03-19 Ian Lance Taylor <iant@google.com>
7480
7481 * descriptors.cc (Descriptors::open): Check that the options are
7482 valid before using them.
7483
0d371ad3
ILT		 74842009-03-18 Ian Lance Taylor <iant@google.com>
7485
7486 * script-sections.h: Include <list>.
7487 (class Script_sections): Change Sections_elements from std::vector
7488 to std::list. Typedef public Elements_iterator. Add
7489 orphan_section_placement_, data_segment_align_start_, and
7490 saw_data_segment_align_ fields. Remove data_segment_align_index_
7491 field.
7492 * script-sections.cc (class Orphan_section_placement): New class.
7493 (class Sections_element): Add virtual functions is_relro and
7494 orphan_section_init. Remove virtual function place_orphan_here.
7495 (class Output_section_definition): Add is_relro and
7496 orphan_section_init. Remove place_orphan_here.
7497 (class Orphan_output_section): Likewise.
7498 (Script_sections::Script_sections): Update for field changes.
7499 (Script_sections::data_segment_align): Set saw_data_segment_align_
7500 and data_segment_align_start_, not data_segment_align_index.
7501 (Script_sections::data_segment_relro_end): Check
7502 saw_data_segment_align_. Use data_segment_align_start_ rather
7503 than data_segment_align_index_.
7504 (Script_sections::place_orphan): Rewrite to use
7505 Orphan_section_placement.
7506
9201d894
ILT		 75072009-03-17 Ian Lance Taylor <iant@google.com>
7508
9c5b8369
ILT		 7509 * archive.cc (Archive::add_symbols): Check for a version attached
7510 to the symbol name in the archive map.
7511 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7512 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7513 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7514 (ver_test_11.a): New target.
7515 * testsuite/Makefile.in: Rebuild.
7516
9201d894
ILT		 7517 * configure.ac: Check for chsize and posix_fallocate. Replace
7518 ftruncate.
7519 * ftruncate.c: New file, from gnulib.
7520 * output.cc (posix_fallocate): Define dummy version if not
7521 HAVE_POSIX_FALLOCATE.
7522 (Output_file::map): Call posix_fallocate rather than lseek and
7523 write.
7524 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7525 * configure, Makefile.in, config.in: Rebuild.
7526
ef4ab7a8 75272009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 7528
ef4ab7a8
PP		 7529 * layout.h (Layout::create_note): Add section_name parameter.
7530 * layout.cc (Layout::create_note): Likewise.
7531 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 7532
8c500701
ILT		 75332009-03-17 Ian Lance Taylor <iant@google.com>
7534
e85b18e1
ILT		 7535 * descriptors.cc: Include "options.h".
7536 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7537 (Descriptors::open): Always use O_CLOEXEC when opening a new
7538 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7539 then set FD_CLOEXEC.
7540
9efe6174
ILT		 7541 * sparc.cc (class Target_sparc): Add has_got_section.
7542 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7543 make sure we have a GOT section.
7544
7545 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7546 (Target_sparc::Scan::local): Likewise.
7547 (Target_sparc::Scan::global): Likewise.
7548 (Target_sparc::Relocate::relocate): Likewise.
7549 (Target_sparc::Relocate::relocate_tls): Likewise.
7550
8c500701
ILT		 7551 * symtab.cc (Symbol_table::define_default_version): New function,
7552 broken out of add_from_object.
7553 (Symbol_table::add_from_object): Call define_default_version.
7554 (Symbol_table::define_special_symbol): Add resolve_oldsym
7555 parameter. Change all callers. If the version for a symbol comes
7556 from a version script, resolve it with the symbol with the same
7557 name with no version. Also add the symbol without a version if
7558 appropriate.
7559 (do_define_in_output_data): If resolving with oldsym, don't delete
7560 sym.
7561 (do_define_in_output_segment): Likewise.
7562 (do_define_as_constant): Likewise.
7563 * symtab.h (class Symbol_table): Update declarations.
7564
f1ed28fb
ILT		 75652009-03-13 Ian Lance Taylor <iant@google.com>
7566
15f8229b
ILT		 7567 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7568 (Read_symbols::requeue): New function.
7569 (Read_symbols::do_read_symbols): If make_elf_object fails because
7570 the target type is not configured, and the file was searched for,
7571 issue a warning and retry with the next directory.
7572 (Add_symbols::run): If the file has an incompatible format, and
7573 it was searched for, requeue the Read_symbols task. On error,
7574 release the object.
7575 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7576 dirindex parameter to constructor. Change all callers. Declare
7577 incompatible_warning and requeue.
7578 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7579 input_argument_ and input_group_ fields. Add them to
7580 constructor. Change all callers.
7581 (class Read_script): Add dirindex_ field. Add it to constructor.
7582 Change all callers.
7583 * archive.cc (Archive::setup): Remove input_objects parameter.
7584 Change all callers.
7585 (Archive::get_file_and_offset): Likewise.
7586 (Archive::read_all_symbols): Likewise.
7587 (Archive::read_symbols): Likewise.
7588 (Archive::get_elf_object_for_member): Remove input_objects
7589 parameter. Add punconfigured parameter. Change all callers.
7590 (Archive::add_symbols): Change return type to bool. Check return
7591 value of include_member.
7592 (Archive::include_all_members): Likewise.
7593 (Archive::include_member): Change return type to bool. Return
7594 false if first included object has incompatible target. Set
7595 included_member_ field.
7596 (Add_archive_symbols::run): If add_symbols returns false, requeue
7597 Read_symbols task.
7598 * archive.h (class Archive): Add included_member_ field.
7599 Initialize it in constructor. Add input_file and searched_for
7600 methods. Update declarations.
7601 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7602 input_argument_ fields. Add them to constructor. Change all
7603 callers.
7604 * script.cc: Include "target-select.h".
7605 (class Parser_closure): Add skip_on_incompatible_target_ and
7606 found_incompatible_target_ fields. Add
7607 skip_on_incompatible_target parameter to constructor. Change all
7608 callers. Add methods skip_on_incompatible_target,
7609 clear_skip_on_incompatible_target, found_incompatible_target, and
7610 set_found_incompatible_target.
7611 (read_input_script): Add dirindex parameter. Change all callers.
7612 If parser finds an incompatible target, requeue Read_symbols
7613 task.
7614 (script_set_symbol): Clear skip_on_incompatible_target in
7615 closure.
7616 (script_add_assertion, script_parse_option): Likewise.
7617 (script_start_sections, script_add_phdr): Likewise.
7618 (script_check_output_format): New function.
7619 * script.h (read_input_script): Update declaration.
7620 * script-c.h (script_check_output_format): Declare.
7621 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7622 (ignore_cmd): Remove OUTPUT_FORMAT.
7623 * fileread.cc (Input_file::Input_file): Add explicit this.
7624 (Input_file::will_search_for): New function.
7625 (Input_file::open): Add pindex parameter. Change all callers.
7626 * fileread.h (class Input_file): Add input_file_argument method.
7627 Declare will_search_for. Update declarations.
7628 * object.cc (make_elf_object): Add punconfigured parameter.
7629 Change all callers.
7630 * object.h (class Object): Make input_file public. Add
7631 searched_for method.
7632 (make_elf_object): Update declaration.
7633 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7634 restart search.
7635 * dirsearch.h (class Dirsearch): Update declaration.
7636 * options.h (class General_options): Add --warn-search-mismatch.
7637 * parameters.cc (Parameters::is_compatible_target): New function.
7638 * parameters.h (class Parameters): Declare is_compatible_target.
7639 * workqueue.cc (Workqueue::add_blocker): New function.
7640 * workqueue.h (class Workqueue): Declare add_blocker.
7641
f1ed28fb
ILT		 7642 * fileread.cc (Input_file::open): Remove options parameter.
7643 Change all callers.
7644 (Input_file::open_binary): Likewise.
7645 * script.cc (read_input_script): Likewise.
7646 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7647 options parameter from constructor. Change all callers.
7648 (class Read_script): Likewise.
7649 * fileread.h (class Input_file): Update declarations.
7650 * script.h (read_input_script): Update declaration.
7651
34dd024a
NC		 76522009-03-10 Nick Clifton <nickc@redhat.com>
7653
7654 * po/es.po: New Spanish translation.
7655
6d71b17c
CC		 76562009-03-06 Cary Coutant <ccoutant@google.com>
7657
7658 * options.cc (parse_short_option): Keep dash_z from registering itself.
7659
031cdbed
ILT		 76602009-03-03 Ian Lance Taylor <iant@google.com>
7661
7662 PR 9918
7663 * target-reloc.h (relocate_section): Pass output_section to
7664 relocate.
7665 * i386.cc (Target_i386::should_apply_static_reloc): Add
7666 output_section parameter. Change all callers.
7667 (Target_i386::Relocate::relocate): Add output_section parameter.
7668 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7669 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7670 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7671 * testsuite/two_file_shared.sh: New script.
7672 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7673 (check_DATA): Add two_file_shared.dbg.
7674 (two_file_shared.dbg): New target.
7675 * testsuite/Makefile.in: Rebuild.
7676
15d5fa16
ILT		 76772009-03-01 Ian Lance Taylor <iant@google.com>
7678
7679 * configure.ac: Check for byteswap.h.
7680 * configure: Rebuild.
7681 * config.in: Rebuild.
7682
8a4c0b0d
ILT		 76832009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7684
7685 * layout.cc (Layout::find_or_add_kept_section): New function.
7686 (Layout::add_comdat): Removed.
7687 * layout.h (struct Kept_section): Move out of class Layout.
7688 Remove trailing underscores from field names. Add group_sections
7689 field. Rename group_ field to is_group. Change all uses.
7690 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7691 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7692 comdat_groups_ field.
7693 (Sized_relobj::include_section_group): Use
7694 find_or_add_kept_section and Kept_section::group_sections.
7695 (Sized_relobj::include_linkonce_section): Likewise.
7696 * object.cc (class Sized_relobj): Don't define Comdat_group or
7697 Comdat_group_table. Remove find_comdat_group and
7698 add_comdat_group. Remove comdat_groups_ field.
7699 * plugin.cc (include_comdat_group): Use
7700 Layout::find_or_add_kept_section.
7701
b4ecf66b
ILT		 77022009-02-28 Ian Lance Taylor <iant@google.com>
7703
14359ca0
ILT		 7704 * README: --gc-sections and map files are now supported. Document
7705 some build requirements.
7706
b4ecf66b
ILT		 7707 PR 6992
7708 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7709 relocatable link set the value of the section symbol to zero.
7710 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7711 relocatable link don't include the section address in the local
7712 symbol value.
7713
0602e05a
ILT		 77142009-02-27 Ian Lance Taylor <iant@google.com>
7715
fd9d194f
ILT		 7716 PR 6811
7717 * options.h (class Search_directory): Add is_system_directory.
7718 (class General_options): Declare is_in_system_directory.
7719 * options.cc (get_relative_sysroot): Make static.
7720 (get_default_sysroot): Make static.
7721 (General_optoins::is_in_system_directory): New function.
7722 * fileread.cc (Input_file::is_in_system_directory): New function.
7723 * fileread.h (class Input_file): Declare is_in_system_directory.
7724 * object.h (class Object): Add is_in_system_directory.
7725 (class Input_objects): Remove system_library_directory_ field.
7726 * object.cc (Input_objects::add_object): Don't set
7727 system_library_directory_.
7728 (input_objects::found_in_system_library_directory): Remove.
7729 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7730 parameter. Change all callers.
7731 (Symbol_table::sized_write_globals): Likewise.
7732 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7733 Call Object::is_in_system_directory.
7734 * symtab.h (class Symbol_table): Update declarations.
7735
61edd21f
ILT		 7736 PR 5990
7737 * descriptors.h (Open_descriptor): Add is_on_stack field.
7738 * descriptors.cc (Descriptors::open): If the descriptor is on the
7739 top of the stack, remove it. Initialize is_on_stack field.
7740 (Descriptors::release): Only add pod to stack if it is not on the
7741 stack already.
7742 (Descriptors::close_some_descriptor): Clear stack_next and
7743 is_on_stack fields.
7744
e29e076a
ILT		 7745 PR 7091
7746 * output.cc (Output_section::find_starting_output_address): Rename
7747 from starting_output_address; add PADDR parameter; change return
7748 type.
7749 * output.h (class Output_section): Declare
7750 find_starting_output_address instead of starting_output_address.
7751 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7752 section symbol for which we can't find a merge section.
7753
0602e05a
ILT		 7754 PR 9836
7755 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7756 hidden or internal, force the symbol to be local.
7757 * resolve.cc (Symbol::override_visibility): Define.
7758 (Symbol::override_base): Use override_visibility.
7759 (Symbol_table::resolve): Likewise.
7760 (Symbol::override_base_with_special): Likewise.
7761 (Symbol_table::override_with_special): If the visibility is hidden
7762 or internal, force the symbol to be local.
7763 * symtab.h (class Symbol): Add set_visibility and
7764 override_visibility.
7765 * testsuite/ver_test_1.sh: New file.
7766 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7767 (check_DATA): Add ver_test_1.syms.
7768 (ver_test_1.syms): New target.
7769 * testsuite/Makefile.in: Rebuild.
7770
401a9a73
CC		 77712009-02-25 Cary Coutant <ccoutant@google.com>
7772
7773 * layout.cc (Layout::choose_output_section): Don't rename sections
7774 when using a linker script that has a SECTIONS clause.
7775 * Makefile.in: Regenerate.
7776
7777 * testsuite/Makefile.am (script_test_5.sh): New test case.
7778 * testsuite/Makefile.in: Regenerate.
7779 * testsuite/script_test_5.cc: New file.
7780 * testsuite/script_test_5.sh: New file.
7781 * testsuite/script_test_5.t: New file.
7782
f488e4b0
CC		 77832009-02-13 Rafael Avila de Espindola <espindola@google.com>
7784
7785 * archive.cc (Archive::include_member): Update calls to add_symbols.
7786 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7787 the Layout argument.
7788 * dynobj.h (do_add_symbols): Add the Layout argument.
7789 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7790 Layout argument.
7791 * object.h (Object::add_symbols): Add the Layout argument.
7792 (Object::do_add_symbols): Add the Layout argument.
7793 (Sized_relobj::do_add_symbols): Add the Layout argument.
7794 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7795 Unify the two versions.
7796 (Add_plugin_symbols): Remove.
7797 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7798 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7799 (Add_plugin_symbols): Remove.
7800 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7801 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7802 (Add_symbols::run): Make it work with Pulginobj.
7803
89dd1680
ILT		 78042009-02-06 Ian Lance Taylor <iant@google.com>
7805
7806 * object.cc (Sized_relobj::do_layout): Make info message start
7807 with lower case letter.
7808
266d0a74
ILT		 78092009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7810
602b464e
ILT		 7811 * binary.cc: Fix file comment.
7812
266d0a74
ILT		 7813 * options.h (enum Incremental_disposition): Define.
7814 (class General_options): Add new options: --incremental,
7815 --incremental_changed, --incremental_unchanged,
7816 --incremental_unknown. Add incremental_disposition_ and
7817 implicit_incremental_ fields.
7818 (General_options::incremental_disposition): New function.
7819 (class Position_dependent_options): Add incremental_disposition
7820 option.
7821 (Position_dependent_options::copy_from_options): Set incremental
7822 dispositions.
7823 * options.cc (General_options::parse_incremental_changed): New
7824 function.
7825 (General_options::parse_incremental_unchanged): New function.
7826 (General_options::parse_incremental_unknown): New function.
7827 (General_options::General_options): Initialize new fields
7828 incremental_disposition_ and implicit_incremental_.
7829 (General_options::finalize): Check for uasge of --incremental-*
7830 without --incremental.
7831
f073bbf7
CD		 78322009-02-06 Chris Demetriou <cgd@google.com>
7833
7834 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7835 pointer and to report location as the file name associated with
7836 the symbol.
7837 (gold_undefined_symbol_at_location): New function to replace the
7838 old gold_undefined_symbol functionality.
7839 * target-reloc.h (relocate_section): Update to use
7840 gold_undefined_symbol_at_location.
7841 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7842 Call gold_undefined_symbol function rather than gold_error.
7843 * errors.h (Errors::undefined_symbol): Take location as a
7844 string, rather than calculating it from a relocation.
7845 * errors.cc (Errors::fatal): Print "fatal error:" before the
7846 formatted message.
7847 (Errors::error, Errors::error_at_location): Print "error: "
7848 before the formatted message.
7849 (Errors::undefined_symbol): Take location as a string, rather
7850 than calculating it from a relocation.
7851 (gold_undefined_symbol_at_location): New function akin to
7852 old gold_undefined_symbol, calculates location from relocation.
7853 (gold_undefined_symbol): Change to take only a Symbol pointer
7854 and to report location as the file name associated with the symbol.
7855 * testsuite/debug_msg.sh: Update for changed error messages.
7856 * testsuite/undef_symbol.sh: Likewise.
7857
8e94a90c
ILT		 78582009-02-04 Duncan Sands <baldrick@free.fr>
7859
7860 PR 9812
7861 * reduced_debug_output.h
7862 (Output_reduced_debug_abbrev_section::failed): Use format for
7863 gold_warning.
7864 (Output_reduced_debug_info_section::faild): Likewise.
7865
88a0e15b
ILT		 78662009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7867
7868 * script.cc (Lazy_demangler): New class.
7869 (Version_script_info::get_symbol_version_helper): Demangle a
7870 symbol only once.
7871
5efc7cd2
CC		 78722009-01-29 Cary Coutant <ccoutant@google.com>
7873
7874 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7875 to __tls_get_addr.
7876 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7877
e0ebcf42
ILT		 78782009-01-28 Ian Lance Taylor <iant@google.com>
7879
5efc7cd2 7880 * version.cc (version_string): Bump to 1.9.
75fe7426 7881
e0ebcf42
ILT		 7882 * gold.h: Include <cstring> and <stdint.h>.
7883 * version.cc: Include <cstdio>.
7884 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7885 warning.
7886 * reduced_debug_output.cc (insert_into_vector): Rename from
7887 Insert_into_vector; change all callers. Use Swap_unaligned to
7888 avoid aliasing issue; remove union since it is unnecessary.
7889
8e2813be 78902009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7891
7892 * Makefile.am (CCFILES): Add gc.cc.
7893 (HFILES): Add gc.h.
7894 * Makefile.in: Regenerate.
7895 * gold.cc (Gc_runner): New class.
7896 (queue_initial_tasks): Call garbage collection related tasks
7897 when corresponding options are invoked.
7898 (queue_middle_gc_tasks): New function.
7899 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7900 processed early before laying out sections during garbage collection.
7901 * gold.h (queue_middle_gc_tasks): New function.
7902 (is_prefix_of): Move from "layout.cc".
7903 * i386.cc (Target_i386::gc_process_relocs): New function.
7904 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7905 * main.cc (main): Create object of class "Garbage_collection".
7906 * object.cc (Relobj::copy_symbols_data): New function.
7907 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7908 (Sized_relobj::do_layout): Allow this function to be called twice
7909 during garbage collection and defer layout of section during the
6d03d481
ST		 7910 first call.
7911 * object.h (Relobj::get_symbols_data): New function.
7912 (Relobj::is_section_name_included): New function.
7913 (Relobj::copy_symbols_data): New function.
7914 (Relobj::set_symbols_data): New function.
7915 (Relobj::get_relocs_data): New function.
7916 (Relobj::set_relocs_data): New function.
7917 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7918 (Relobj::gc_process_relocs): New function.
7919 (Relobj::do_gc_process_relocs): New pure virtual function.
7920 (Relobj::sd_): New data member.
7921 (Sized_relobj::is_output_section_offset_invalid): New function.
7922 (Sized_relobj::do_gc_process_relocs): New function.
7923 * options.h (General_options::gc_sections): Modify to not be a no-op.
7924 (General_options::print_gc_sections): New option.
7925 * plugin.cc (Plugin_finish::run): Remove function call to
7926 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7927 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7928 * reloc.cc (Read_relocs::run): Add task to process relocs and
7929 determine unreferenced sections when doing garbage collection.
7930 (Gc_process_relocs): New class.
7931 (Sized_relobj::do_gc_process_relocs): New function.
7932 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7933 sections that are garbage collected.
7934 * reloc.h (Gc_process_relocs): New class.
7935 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7936 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7937 symbols whose corresponding sections are garbage collected.
7938 (Symbol_table::Symbol_table): Add new parameter for the garbage
7939 collection object.
7940 (Symbol_table::gc_mark_undef_symbols): New function.
7941 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7942 (Symbol_table::gc_mark_dyn_syms): New function.
7943 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7944 as garbage.
7945 (Symbol_table::add_from_object): Likewise.
7946 (Symbol_table::add_from_relobj): When building shared objects, do not
7947 treat externally visible symbols as garbage.
7948 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7949 table information for static and relocatable links.
7950 * symtab.h (Symbol_table::set_gc): New function.
7951 (Symbol_table::gc): New function.
7952 (Symbol_table::gc_mark_undef_symbols): New function.
7953 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7954 (Symbol_table::gc_mark_dyn_syms): New function.
7955 (Symbol_table::gc_): New data member.
e1df38aa 7956 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7957 function.
7958 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7959 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7960
3b293544
CF		 79612009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7962
7963 * options.h (General_options::gc_sections): Define as a no-op for now.
7964 (General_options::no_keep_memory): Ditto.
7965 (General_options::Bshareable): Define.
7966 * options.cc (General_options::finalize): Honor -Bshareable.
7967
83d22aa8
AS		 79682009-01-20 Andreas Schwab <schwab@suse.de>
7969
7970 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7971 read the value in the contents, since we don't use it. Use the
7972 template endianness when writing.
7973 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7974
cd536b21
AS		 79752009-01-19 Andreas Schwab <schwab@suse.de>
7976
7977 * configure.tgt (powerpc64-*): Fix targ_obj.
7978
99e9a495
ILT		 79792009-01-15 Ian Lance Taylor <iant@google.com>
7980
7981 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7982 local symbols when stripping all symbols.
7983
bbbfea06
CC		 79842009-01-14 Cary Coutant <ccoutant@google.com>
7985
99e9a495 7986 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7987
0f7c0701
CC		 79882009-01-14 Cary Coutant <ccoutant@google.com>
7989
7990 * archive.cc (Archive::get_elf_object_for_member): Remove call
7991 to File_read::claim_for_plugin.
7992 * descriptors.cc (Descriptors::open): Remove reference to
7993 is_claimed.
7994 (Descriptors::claim_for_plugin): Remove.
7995 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7996 (Descriptors::is_claimed): Remove.
7997 (claim_descriptor_for_plugin): Remove.
7998 * fileread.cc (File_read::claim_for_plugin): Remove.
7999 * fileread.h (File_read::claim_for_plugin): Remove.
8000 (File_read::descriptor): Reopen descriptor if necessary.
8001 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8002 (Plugin_manager::all_symbols_read): Add task parameter. Change
8003 all callers.
8004 (Plugin_manager::get_input_file): New function.
8005 (Plugin_manager::release_input_file): New function.
8006 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8007 corresponding data member.
8008 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8009 and pass to base constructor. Change all callers.
8010 (get_input_file, release_input_file): New functions.
8011 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8012 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8013 (Plugin_manager::all_symbols_read): Add task parameter.
8014 (Plugin_manager::get_input_file): New function.
8015 (Plugin_manager::release_input_file): New function.
8016 (Plugin_manager::task_): New data member.
8017 (Pluginobj::Pluginobj): Add filesize parameter.
8018 (Pluginobj::filename): New function.
8019 (Pluginobj::descriptor): New function.
8020 (Pluginobj::filesize): New function.
8021 (Pluginobj::filesize_): New data member.
8022 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8023 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8024 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8025
8026 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8027 with archive libraries.
8028 * testsuite/Makefile.in: Regenerate.
8029 * testsuite/plugin_test.c (struct sym_info): New type.
8030 (get_input_file, release_input_file): New static variables.
8031 (onload): Capture new transfer vector entries.
8032 (claim_file_hook): Stop reading at end of file according to filesize.
8033 Factor out parsing of readelf output into separate function.
8034 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8035 APIs and get the source file name from the symbol table. Convert
8036 source file name to corresponding object file name. Print info
8037 message when adding new input files.
8038 (parse_readelf_line): New function.
8039 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8040 * testsuite/plugin_test_2.sh: Likewise.
8041 * testsuite/plugin_test_3.sh: Likewise.
8042 * testsuite/plugin_test_4.sh: New test case.
8043
62a6d109
ILT		 80442009-01-07 Ian Lance Taylor <iant@google.com>
8045
8046 * version.cc (version_string): Bump to 1.8.
8047
483620e8
CC		 80482008-12-23 Cary Coutant <ccoutant@google.com>
8049
8050 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8051 * plugin.cc (Plugin_manager::finish): Rename as
8052 layout_deferred_objects. Move cleanup to separate function.
8053 (Plugin_manager::cleanup): New function.
8054 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8055 separately.
8056 * plugin.h (Plugin_manager::finish): Rename as
8057 layout_deferred_objects.
8058 (Plugin_manager::cleanup): New function.
8059 (Plugin_manager::cleanup_done): New field.
8060
d66a9eb3
CC		 80612008-12-23 Cary Coutant <ccoutant@google.com>
8062
8063 * plugin.cc (is_visible_from_outside): New function.
8064 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8065 so we don't return "IR only" status for exported symbols or -r links.
8066
8067 * testsuite/Makefile.am (plugin_test_3): New test case.
8068 * testsuite/Makefile.in: Regenerate.
8069 * testsuite/plugin_test_3.sh: New file.
8070
5995b570
CC		 80712008-12-22 Cary Coutant <ccoutant@google.com>
8072
8073 * object.cc (Sized_relobj::layout_section): New function.
8074 (Sized_relobj::do_layout): Defer layout of input sections until after
8075 plugin has provided replacement files.
8076 (Sized_relobj::do_layout_deferred_sections): New function.
8077 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8078 (Relobj::layout_deferred_sections): New function.
8079 (Relobj::do_layout_deferred_sections): New function.
8080 (Sized_relobj::do_layout_deferred_sections): New function.
8081 (Sized_relobj::layout_section): New function.
8082 (Sized_relobj::Deferred_layout): New structure.
8083 (Sized_relobj::deferred_layout_): New field.
8084 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8085 Change all callers. Layout deferred sections.
8086 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8087 references.
8088 (Plugin_hook::run): Move code from do_plugin_hook inline.
8089 (Plugin_hook::do_plugin_hook): Remove.
8090 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8091 (Plugin_manager::finish): Renamed, was cleanup.
8092 (Plugin_manager::should_defer_layout): New function.
8093 (Plugin_manager::add_deferred_layout_object): New function.
8094 (Plugin_manager::Deferred_layout_list): New type.
8095 (Plugin_manager::deferred_layout_objects_): New field.
8096 (Plugin_hook::do_plugin_hook): Remove.
8097
ee769c88
ILT		 80982008-12-17 Ian Lance Taylor <iant@google.com>
8099
8100 * options.h (class General_options): Add --no case for
8101 --export-dynamic.
8102
abc8dcba
CC		 81032008-12-16 Cary Coutant <ccoutant@google.com>
8104
8105 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8106 vector.
8107 (Plugin_manager::claim_file): Create plugin object even if
8108 plugin did not call the add_symbols callback.
8109 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8110 asking for more symbols than were added.
8111 * testsuite/Makefile.am (plugin_test_1): Add test case with
8112 no global symbols.
8113 (empty.syms): New target.
8114 * testsuite/Makefile.in: Regenerate.
8115 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8116 message. Don't call add_symbols if no globals.
8117 (all_symbols_read_hook): Don't provide replacement for empty
8118 claimed file.
8119
b0074644
ILT		 81202008-12-12 Ian Lance Taylor <iant@google.com>
8121
68943102
ILT		 8122 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8123 r_type == 0 for a local symbol with r_sym == 0.
8124 (scan_relocatable_relocs): Pass r_sym to
8125 local_non_section_strategy.
8126 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8127 r_sym parameter.
8128
b0074644
ILT		 8129 * configure.ac: Update test for TLS descriptors: they are
8130 supported as of glibc 2.9.
8131 * configure: Rebuild.
8132
c2508178
ILT		 81332008-12-11 Ian Lance Taylor <iant@google.com>
8134
8135 PR 7091
8136 * target-reloc.h (Default_scan_relocatable_relocs): For each
8137 function, map r_type == 0 to RELOC_DISCARD.
8138
2756a258
CC		 81392008-12-10 Cary Coutant <ccoutant@google.com>
8140
8141 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8142 object to override a kept COMDAT group from a plugin object.
8143
bb6f53d3
ILT		 81442008-12-09 Ian Lance Taylor <iant@google.com>
8145
fbc558e1
ILT		 8146 PR 7088
8147 * yyscript.y (file_cmd): Handle INPUT.
8148
bb6f53d3
ILT		 8149 * testsuite/initpri1.c: Change all declarations to be full
8150 prototypes by adding void, to avoid compiler warnings.
8151
4674ecfc
CC		 81522008-12-05 Rafael Avila de Espindola <espindola@google.com>
8153
8154 * options.cc (General_options::parse_plugin_opt): New.
8155 (General_options::add_plugin): The argument now is just the filename.
8156 (General_options::add_plugin_option): New.
8157 * options.h (plugin_opt): New.
8158 (add_plugin): Change argument name.
8159 (add_plugin_option): New.
8160 * plugin.cc (Plugin::load): Don't parse the plugin option.
8161 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8162 (Plugin::add_option): New.
8163 (Plugin::args_): Change type.
8164 (Plugin::filename_): New.
8165 (Plugin_manager::add_plugin_option): New.
8166 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8167 * testsuite/Makefile.in: Regenerate.
8168
fd06b4aa
CC		 81692008-12-05 Cary Coutant <ccoutant@google.com>
8170
8171 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8172 Handle --strip-lto-sections option.
8173 * options.h (strip_lto_sections): New option.
8174
6c52134c
CC		 81752008-12-01 Cary Coutant <ccoutant@google.com>
8176
8177 * plugin.cc (ld_plugin_message): Change format parameter to const.
8178 Fix mismatch between new[] and delete.
8179
a45248e0
CC		 81802008-11-14 Cary Coutant <ccoutant@google.com>
8181
8182 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8183 instead of -1U.
8184
c82fbeee
CS		 81852008-11-05 Craig Silverstein <csilvers@google.com>
8186
8187 * options.cc (General_options::parse_dynamic_list): New function.
8188 * options.h (General_options): New flags dynamic_list,
8189 dynamic_list_data, dynamic_list_cpp_new, and
8190 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8191 (General_options::in_dynamic_list): New function.
8192 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8193 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8194 (Lex::can_continue_name): Likewise.
8195 (yylex): Likewise.
8196 (read_script_file): New parameter script_options.
8197 (read_dynamic_list): New function.
8198 (Script_options::define_dynamic_list): New function.
8199 (dynamic_list_keyword_parsecodes): New variable.
8200 (dynamic_list_keywords): New variable.
8201 * script.h (Script_options::define_dynamic_list): New function
8202 prototype.
8203 (read_dynamic_list): New function prototype.
8204 * symtab.cc (strprefix): New macro.
8205 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8206 dynamic_list_data, dynamic_list_cpp_new, and
8207 dynamic_list_cpp_typeinfo.
8208 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8209 (dynamic_list_expr): New rule.
8210 (dynamic_list_nodes): Likewise.
8211 (dynamic_list_node): Likewise.
8212 * testsuite/Makefile.am (dynamic_list): New test.
8213 * testsuite/Makefile.in: Regenerated.
8214 * testsuite/dynamic_list.t: New file.
8215 * testsuite/dynamic_list.sh: New file.
8216
e0bb29a5
CS		 82172008-11-05 Craig Silverstein <csilvers@google.com>
8218
8219 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8220 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8221 (t11_last): Likewise.
8222 * testsuite/ver_test_6.c (main): Likewise.
8223
4e1e25e0
CC		 82242008-10-07 Cary Coutant <ccoutant@google.com>
8225
8226 * options.c (General_options::finalize): Add check for -static and
8227 -shared.
8228 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8229 is not empty.
8230
92f03fcb
CC		 82312008-10-02 Cary Coutant <ccoutant@google.com>
8232
8233 * plugin.cc (make_sized_plugin_object): Fix conditional
8234 compilation to work when not all targets are enabled.
8235
fbd8a257
CC		 82362008-09-29 Cary Coutant <ccoutant@google.com>
8237
8238 * archive.cc (Archive::get_file_and_offset): Use filename instead
8239 of name to get library path.
8240 (Archive::include_member): Unlock external member of a thin archive.
8241
8242 * testsuite/Makefile.am (TEST_AR): New variable.
8243 (thin_archive_test_1): New test.
8244 (thin_archive_test_2): New test.
81636b3f
CC		 8245 * testsuite/Makefile.in: Regenerate.
8246 * testsuite/thin_archive_main.cc: New file.
8247 * testsuite/thin_archive_test_1.cc: New file.
8248 * testsuite/thin_archive_test_2.cc: New file.
8249 * testsuite/thin_archive_test_3.cc: New file.
8250 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 8251
eff45813
CC		 82522008-09-29 Cary Coutant <ccoutant@google.com>
8253
8254 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8255 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8256 instead of -1U.
8257 (Sized_relobj::do_finalize_local_symbols): Likewise.
8258 (Sized_relobj::map_to_kept_section): Likewise.
8259 * object.h (Sized_relobj::invalid_address): New constant.
8260 (Sized_relobj::do_output_section_offset): Check for invalid_address
8261 and return -1ULL.
8262 * output.cc (Output_reloc::local_section_offset): Use constant
8263 invalid_address instead of -1U.
8264 (Output_reloc::get_address): Likewise.
8265 (Output_section::output_address): Change -1U to -1ULL.
8266 * output.h (Output_reloc::invalid_address): New constant.
8267 * reloc.cc (Sized_relobj::write_sections): Use constant
8268 invalid_address instead of -1U.
8269 (Sized_relobj::relocate_sections): Likewise.
8270 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8271 values for merge sections.
8272 * target-reloc.h (relocate_for_relocatable): Use constant
8273 invalid_address instead of -1U.
8274
89fc3421
CC		 82752008-09-19 Cary Coutant <ccoutant@google.com>
8276
8277 Add plugin functionality for link-time optimization (LTO).
8278 * configure.ac (plugins): Add --enable-plugins option.
8279 * configure: Regenerate.
8280 * config.in: Regenerate.
8281 * Makefile.am (LIBDL): New variable.
8282 (CCFILES): Add plugin.cc.
8283 (HFILES): Add plugin.h.
8284 (ldadd_var): Add LIBDL.
8285 * Makefile.in: Regenerate.
8286
8287 * archive.cc: Include "plugin.h".
8288 (Archive::setup): Don't preread archive symbols when using a plugin.
8289 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8290 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8291 files.
8292 (Archive::include_member): Add symbols from plugin objects.
8293 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8294 * descriptors.cc (Descriptors::open): Check for file descriptors
8295 abandoned by plugins.
8296 (Descriptors::claim_for_plugin): New function.
8297 * descriptors.h (Descriptors::claim_for_plugin): New function.
8298 (Open_descriptor::is_claimed): New field.
8299 (claim_descriptor_for_plugin): New function.
8300 * fileread.cc (File_read::claim_for_plugin): New function.
8301 * fileread.h (File_read::claim_for_plugin): New function.
8302 (File_read::descriptor): New function.
8303 * gold.cc: Include "plugin.h".
8304 (queue_initial_tasks): Add task to call plugin hooks for generating
8305 new object files.
8306 * main.cc: Include "plugin.h".
8307 (main): Load plugin libraries.
8308 * object.h (Pluginobj): Declare.
8309 (Object::pluginobj): New function.
8310 (Object::do_pluginobj): New function.
8311 (Object::set_target): New function.
8312 * options.cc: Include "plugin.h".
8313 (General_options::parse_plugin): New function.
8314 (General_options::General_options): Initialize plugins_ field.
8315 (General_options::add_plugin): New function.
8316 * options.h (Plugin_manager): Declare.
8317 (General_options): Add --plugin option.
8318 (General_options::has_plugins): New function.
8319 (General_options::plugins): New function.
8320 (General_options::add_plugin): New function.
8321 (General_options::plugins_): New field.
8322 * plugin.cc: New file.
8323 * plugin.h: New file.
8324 * readsyms.cc: Include "plugin.h".
8325 (Read_symbols::do_read_symbols): Check for archive before checking
8326 for ELF file. Call plugin hooks to claim files.
8327 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8328 from a real object file; force override when processing replacement
8329 files.
8330 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8331 (Symbol::init_base_object): Likewise.
8332 (Symbol::init_base_output_data): Likewise.
8333 (Symbol::init_base_output_segment): Likewise.
8334 (Symbol::init_base_constant): Likewise.
8335 (Symbol::init_base_undefined): Likewise.
8336 (Symbol::output_section): Assert that object is not a plugin.
8337 (Symbol_table::add_from_pluginobj): New function.
8338 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8339 undefined.
8340 (Symbol_table::sized_write_globals): Likewise.
8341 (Symbol_table::add_from_pluginobj): Instantiate template.
8342 * symtab.h (Sized_pluginobj): Declare.
8343 (Symbol::in_real_elf): New function.
8344 (Symbol::set_in_real_elf): New function.
8345 (Symbol::in_real_elf_): New field.
8346 (Symbol_table::add_from_pluginobj): New function.
8347
8348 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8349 (LIBDL): New variable.
8350 (LDADD): Add LIBDL.
8351 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8352 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8353 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8354 (MOSTLYCLEANFILES): Likewise.
8355 * testsuite/Makefile.in: Regenerate.
8356 * testsuite/plugin_test.c: New file.
8357 * testsuite/plugin_test_1.sh: New file.
8358 * testsuite/plugin_test_2.sh: New file.
8359
de31bda5
ILT		 83602008-09-16 Ian Lance Taylor <iant@google.com>
8361
9c2d0ef9
ILT		 8362 * target-reloc.h (relocate_section): Check whether a symbol is
8363 defined by the ABI before reporting an undefined symbol error.
8364 * target.h (Target::is_defined_by_abi): Make parameter const.
8365 (Target::do_is_defined_by_abi): Likewise.
8366 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8367 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8368 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8369 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8370 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8371 * testsuite/Makefile.in: Rebuild.
8372
de31bda5
ILT		 8373 * fileread.cc (make_view): Add casts to avoid warning.
8374
9fa33bee
AO		 83752008-09-16 Alexandre Oliva <aoliva@redhat.com>
8376
8377 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8378 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8379
183fd0e3
AO		 83802008-09-16 Alexandre Oliva <aoliva@redhat.com>
8381
8382 * options.h (General_options::output_is_executable): New.
8383 (General_options::output_is_pie): New.
8384 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8385 for shared libraries.
8386 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8387
7be8330a
CD		 83882008-09-11 Chris Demetriou <cgd@google.com>
8389
8390 * options.h (origin): New -z option.
8391 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8392 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8393 in DT_FLAGS_1.
8394
a9caad02
CC		 83952008-09-05 Cary Coutant <ccoutant@google.com>
8396
8397 * fileread.cc (File_read::make_view): Add check for attempt to map
8398 beyond end of file.
8399
ae6dce4d
CC		 84002008-09-05 Cary Coutant <ccoutant@google.com>
8401
8402 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8403 explicit instantiations.
8404
d7ab2a47
KVH		 84052008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8406
8407 PR gold/6858
8408 * options.cc (General_options::finalize): Allow undefined symbols
8409 in shlibs if linking -shared.
8410
8411 PR gold/6859
8412 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8413 symbols as not needing a dynsym entry.
8414
1e52a9c1
CS		 84152008-08-20 Craig Silverstein <csilvers@google.com>
8416
8417 * fileread.cc (File_read::open): Do not lock the file unless it
8418 was successfully opened.
8419
d85c80a3
CC		 84202008-08-14 Cary Coutant <ccoutant@google.com>
8421
8422 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8423 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8424 * testsuite/tls_test.cc (struct int128): 128-bit struct
8425 for testing TLS relocs with non-zero addend.
8426 (v12): New TLS variable.
8427 (t12): New test.
8428 (t_last): Add check for v12.
8429 * testsuite/tls_test.h (t12): New function.
8430 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8431
2d924fd9
ILT		 84322008-08-13 Ian Lance Taylor <iant@google.com>
8433
8434 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8435 set tls_segment_ or relro_segment_.
8436 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8437 when appropriate.
8438 * output.h (Output_section::clear_is_relro): New function.
8439 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8440 sections specially even when output_data_ is empty.
8441 (Output_segment::maximum_alignment): When first section is relro,
8442 only force alignment for PT_LOAD segments.
8443 * script.cc (script_data_segment_align): New function.
8444 (script_data_segment_relro_end): New function.
8445 * script-c.h (script_data_segment_align): Declare.
8446 (script_data_segment_relro_end): Declare.
8447 * script-sections.h (class Script_sections): Declare
8448 data_segment_align and data_segment_relro_end. Add fields
8449 segment_align_index_ and saw_relro_end_.
8450 * script-sections.cc (class Sections_element): Add set_is_relro
8451 virtual function. Add new bool* parameter to place_orphan_here.
8452 Add get_output_section virtual function.
8453 (class Output_section_definition): Add set_is_relro. Add new
8454 bool* parameter to place_orphan_here. Add get_output_section.
8455 Add is_relro_ field.
8456 (Output_section_definition::Output_section_definition): Initialize
8457 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8458 and is_relro_ fields.
8459 (Output_section_definition::place_orphan_here): Add is_relro
8460 parameter.
8461 (Output_section_definition::set_section_addresses): Set relro for
8462 output section.
8463 (Output_section_definition::alternate_constraint): Likewise.
8464 (class Orphan_output_section): Add new bool* parameter to
8465 place_orphan_here. Add get_output_section.
8466 (Orphan_output_section::place_orphan_here): Add is_relro
8467 parameter.
8468 (Script_sections::Script_sections): Initialize
8469 data_segment_align_index_ and saw_relro_end_.
8470 (Script_sections::data_segment_align): New function.
8471 (Script_sections::data_segment_relro_end): New function.
8472 (Script_sections::place_orphan): Set or clear is_relro.
8473 (Script_sections::set_section_addresses): Force alignment of first
8474 TLS section.
8475 * yyscript.y (exp): Call script_data_segment_align and
8476 script_data_segment_relro_end.
8477 * testsuite/relro_script_test.t: New file.
8478 * testsuite/relro_test.cc (using_script): Declare.
8479 (t1, t2): Test using_script.
8480 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8481 (relro_script_test_SOURCES): Define.
8482 (relro_script_test_DEPENDENCIES): Define.
8483 (relro_script_test_LDFLAGS): Define.
8484 (relro_script_test_LDADD): Define.
8485 (relro_script_test.so): New target.
8486 * testsuite/Makefile.in: Rebuild.
8487
f827c9a9
CC		 84882008-08-06 Cary Coutant <ccoutant@google.com>
8489
8490 * archive.cc (Archive::total_archives, Archive::total_members)
8491 (Archive::total_members_loaded): New variables.
8492 (Archive::setup): Add parameter. Add option to preread
8493 archive symbols.
8494 (Archive::read_armap): Add counter.
8495 (Archive::get_file_and_offset): New function.
8496 (Archive::get_elf_object_for_member): New function.
8497 (Archive::read_all_symbols): New function.
8498 (Archive::read_symbols): New function.
8499 (Archive::add_symbols): Add counters.
8500 (Archive::include_all_members): Use armap to find members if it's
8501 already built.
8502 (Archive::include_member): Skip reading symbols if already read.
8503 Factored code into Archive::get_file_and_offset and
8504 Archive::get_elf_object_for_member. Changed call to
8505 Mapfile::report_include_archive_member.
8506 (Archive::print_stats): New function.
8507 * archive.h: Declare Object and Read_symbols_data classes.
8508 (Archive::Archive): Add initializers for new members.
8509 (Archive::setup): Add parameter.
8510 (Archive::print_stats): New function.
8511 (Archive::total_archives, Archive::total_members)
8512 (Archive::total_members_loaded): New variables.
8513 (Archive::get_file_and_offset): New function.
8514 (Archive::get_elf_object_for_member): New function.
8515 (Archive::read_all_symbols): New function.
8516 (Archive::read_symbols): New function.
8517 (Archive::Archive_member): New class.
8518 (Archive::members_): New member.
8519 (Archive::num_members_): New member.
8520 * main.cc: Include archive.h.
8521 (main): Call Archive::print_stats.
8522 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8523 archive parameter; member_name is now the fully-decorated name.
8524 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8525 * options.h: (General_options): Add --preread-archive-symbols option.
8526 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8527 Archive::setup.
8528
de4c45bd
ILT		 85292008-08-04 Ian Lance Taylor <iant@google.com>
8530
8531 * symtab.h (Symbol::use_plt_offset): New function.
8532 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8533 * powerpc.cc (Relocate::relocate): Likewise.
8534 * sparc.cc (Relocate::relocate): Likewise.
8535 * x86_64.cc (Relocate::relocate): Likewise.
8536 * testsuite/weak_plt.sh: New test.
8537 * testsuite/weak_plt_main.cc: New test.
8538 * testsuite/weak_plt_shared.cc: New test.
8539 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8540 (check_PROGRAMS): Add weak_plt.
8541 (check_DATA): Add weak_plt_shared.so.
8542 (weak_plt_main_pic.o, weak_plt): New targets.
8543 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8544 * testsuite/Makefile.in: Rebuild.
8545
8546 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8547 gcctestdir/ld.
8548 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8549 * testsuite/Makefile.in: Rebuild.
8550
323ee3f4
AM		 85512008-08-04 Alan Modra <amodra@bigpond.net.au>
8552
8553 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8554 * Makefile.in: Regenerate.
8555 * po/POTFILES.in: Regenerate.
8556
7c07ecec
ILT		 85572008-07-29 Ian Lance Taylor <iant@google.com>
8558
8559 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8560 symbols before other symbols.
8561 * testsuite/script_test_2.cc (test_addr): Declare.
8562 (test_addr_alias): Declare.
8563 (main): Check that test_addr and test_addr_alias have the right
cd536b21 8564 values.
7c07ecec
ILT		 8565 * testsuite/script_test_2.t: Define test_addr_alias and
8566 test_addr.
8567
5778530e
ILT		 85682008-07-24 Ian Lance Taylor <iant@google.com>
8569
2a00e4fb
ILT		 8570 PR 5990
8571 * descriptors.cc: New file.
8572 * descriptors.h: New file.
8573 * gold-threads.h (class Hold_optional_lock): New class.
8574 * fileread.cc: Include "descriptors.h".
8575 (File_read::~File_read): Release descriptor rather than closing
8576 it.
8577 (File_read::open) [file]: Call open_descriptor rather than open.
8578 Set is_descriptor_opened_.
8579 (File_read::open) [memory]: Assert that descriptor is not open.
8580 (File_read::reopen_descriptor): New function.
8581 (File_read::release): Release descriptor.
8582 (File_read::do_read): Make non-const. Reopen descriptor.
8583 (File_read::read): Make non-const.
8584 (File_read::make_view): Reopen descriptor.
8585 (File_read::do_readv): Likewise.
8586 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8587 Update declarations.
8588 * layout.cc: Include "descriptors.h".
8589 (Layout::create_build_id): Use open_descriptor rather than open.
8590 * output.cc: Include "descriptors.h".
8591 (Output_file::open): Use open_descriptor rather than open.
8592 * archive.cc (Archive::const_iterator): Change Archive to be
8593 non-const.
8594 (Archive::begin, Archive::end): Make non-const.
8595 (Archive::count_members): Likewise.
8596 * archive.h (class Archive): Update declarations.
8597 * object.h (Object::read): Make non-const.
8598 * Makefile.am (CCFILES): Add descriptors.cc.
8599 (HFILES): Add descriptors.h.
8600 * Makefile.in: Rebuild.
8601
801647d1
ILT		 8602 PR 6716
8603 * gold.h: Always include <clocale>. Add Solaris workarounds
8604 following code in binutils/sysdep.h.
8605
5edd166e
ILT		 8606 PR 6048
8607 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8608 this->eh_frame_hdr_ is NULL before using it.
8609
c89ad728
ILT		 8610 * dynobj.cc (Versions::Versions): Update comment.
8611
aa86f06b
ILT		 8612 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8613 the base version name.
8614
5778530e
ILT		 8615 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8616 array size plus one.
8617 (Stringpool_template::set_string_offsets): Subtract one from key
8618 before using it as an array index.
8619 (Stringpool_template::get_offset_with_length): Likewise.
8620 (Stringpool_template::write_to_buffer): Likewise.
8621 * stringpool.h (Stringpool_template::get_offset_from_key):
8622 Likewise.
8623
057ead22
ILT		 86242008-07-23 Ian Lance Taylor <iant@google.com>
8625
7f649c59
ILT		 8626 PR 6658
8627 * object.h (Merged_symbol_value::value): Do our best to handle a
8628 negative addend.
8629
057ead22
ILT		 8630 PR 6647
8631 * script.cc (Version_script_info::get_versions): Don't add empty
8632 version tag to return value.
8633 (Version_script_info::get_symbol_version_helper): Change return
8634 type to bool. Add pversion parameter. Change all callers.
8635 (script_register_vers_node): Don't require a non-NULL tag.
8636 * script.h (class Version_script_info): Update declarations.
8637 (Version_script_info::get_symbol_version): Change return type to
8638 bool. Add version parameter. Change all callers.
8639 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8640 handling. Handle an empty version from a version script.
8641 (Symbol_table::define_special_symbol): Likewise.
8642 * testsuite/ver_test_10.script: New file.
8643 * testsuite/ver_test_10.sh: New file.
8644 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8645 (check_DATA): Add ver_test_10.syms.
8646 (ver_test_10.syms, ver_test_10.so): New target.
8647 * testsuite/Makefile.in: Rebuild.
8648
58e54ac2
CD		 86492008-07-23 Simon Baldwin <simonb@google.com>
8650
8651 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8652 to zero for undefined symbols from dynamic libraries.
8653
95d14cd3
ILT		 86542008-07-23 Ian Lance Taylor <iant@google.com>
8655
8656 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8657 Change all callers.
8658 * symtab.h (class Symbol_table): Update declaration.
8659 * testsuite/ver_test_9.cc: New file.
8660 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8661 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8662 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8663 (ver_test_9.so, ver_test_9.o): New targets.
8664 * testsuite/Makefile.in: Rebuild.
8665
92de84a6
ILT		 86662008-07-22 Ian Lance Taylor <iant@google.com>
8667
34810851
ILT		 8668 * options.h (class General_options): Define --check-sections.
8669 * layout.cc (Layout::set_segment_offsets): Handle
8670 --check-sections.
8671
af6156ef
ILT		 8672 * options.h (class General_options): Define -n/--nmagic and
8673 -N/--omagic.
8674 * options.cc (General_options::finalize): For -n/--nmagic or
8675 -N/--omagic, set -static.
8676 * layout.cc (Layout::attach_allocated_section_to_segment): If
8677 -N/--omagic, don't put read-only and read-write sections in
8678 different segments.
8679 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8680 finding a read-only segment.
8681 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8682 don't set the minimum segment alignment to the common page size,
8683 and don't set the file offset to the address modulo the page size.
8684 * script-sections.cc (Script_sections::create_segments): If
8685 -n/--omagic, don't put read-only and read-write sections in
8686 different segments.
8687
92de84a6
ILT		 8688 * cref.cc: New file.
8689 * cref.h: New file.
8690 * options.h (class General_options): Add --print-symbol-counts.
8691 * main.cc (main): Issue defined symbol report if requested.
8692 * archive.cc (Archive::interpret_header): Make into a const member
8693 function.
8694 (Archive::add_symbols): Call Input_objects::archive_start and
8695 archive_stop.
8696 (Archive::const_iterator): Define new class.
8697 (Archive::begin, Archive::end): New functions.
8698 (Archive::include_all_members): Rewrite to use iterator.
8699 (Archive::count_members): New function.
8700 * archive.h (class Archive): Update declarations.
8701 (Archive::filename): New function.
8702 * object.cc: Include "cref.h".
8703 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8704 (Sized_relobj::do_get_global_symbol_counts): New function.
8705 (Input_objects::add_object): Add object to cross-referencer.
8706 (Input_objects::archive_start): New function.
8707 (Input_objects::archive_stop): New function.
8708 (Input_objects::print_symbol_counts): New function.
8709 * object.h: Declare Cref and Archive.
8710 (Object::get_global_symbol_counts): New function.
8711 (Object::do_get_global_symbol_counts): New pure virtual function.
8712 (class Sized_relobj): Add defined_count_ field. Update
8713 declarations.
8714 (class Input_objects): Add cref_ field. Update constructor.
8715 Update declarations.
8716 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8717 defined_count_.
8718 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8719 symbol counts.
8720 (Sized_dynobj::do_get_global_symbol_counts): New function.
8721 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8722 defined_count_. Update declarations. Define Symbols typedef.
8723 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8724 parameter. Change all callers.
8725 (Symbol_table::add_from_dynobj): Add sympointers and defined
8726 parameters. Change all callers.
8727 * symtab.h (class Symbol_table): Update declarations.
8728 * Makefile.am (CCFILES): Add cref.cc.
8729 (HFILES): Add cref.h.
8730 * Makefile.in: Rebuild.
8731
3f7c5e1d
CD		 87322008-07-22 Simon Baldwin <simonb@google.com>
8733
8734 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8735 to zero when writing undefined symbols.
8736
e0b64032
ILT		 87372008-07-22 Ian Lance Taylor <iant@google.com>
8738
8739 * output.cc (Output_section::add_input_section): Don't try to
8740 merge empty merge sections.
8741
096b02cf
CS		 87422008-07-21 Craig Silverstein <csilvers@google.com>
8743
8744 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8745 Include symbol version in error message.
cd536b21 8746
1d1f116d
CD		 87472008-07-20 Chris Demetriou <cgd@google.com>
8748
cd536b21 8749 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 8750 (RANDOM_SEED_CFLAGS): New substituted variable.
8751 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8752 * configure: Rebuild.
8753 * Makefile.in: Likewise.
8754 * testsuite/Makefile.in: Likewise.
8755
a18f591e
ILT		 87562008-07-18 Ian Lance Taylor <iant@google.com>
8757
8758 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8759 where we see NAME/NULL and NAME/VERSION as separate symbols.
8760 * testsuite/ver_test_main.cc (main): Call t4.
8761 (t4, t4_2a): Define.
8762 * testsuite/ver_test_2.cc (t4_2): Define.
8763 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8764 * testsuite/ver_test_4.cc (t4_2a): Define.
8765 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8766 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8767
c6e3f6ed
ILT		 87682008-07-17 Ian Lance Taylor <iant@google.com>
8769
8770 * dynobj.cc (Versions::add_def): If we give an error about a
8771 missing version, go ahead and create the version anyhow.
8772
ef9beddf
ILT		 87732008-07-10 Ian Lance Taylor <iant@google.com>
8774
8775 Handle output sections with more than 0x7fffffff bytes.
8776 * object.h (class Relobj): Change map_to_output_ to
8777 output_sections_, and just keep a section pointer. Change all
8778 uses. Move comdat group support to Sized_relobj.
8779 (Relobj::is_section_specially_mapped): Remove.
8780 (Relobj::output_section): Remove poff parameter. Change all
8781 callers.
8782 (Relobj::output_section_offset): New function.
8783 (Relobj::set_section_offset): Rewrite.
8784 (Relobj::map_to_output): Remove.
8785 (Relobj::output_sections): New function.
8786 (Relobj::do_output_section_offset): New pure virtual function.
8787 (Relobj::do_set_section_offset): Likewise.
8788 (class Sized_relobj): Add section_offsets_ field. Add comdat
8789 group support from Relobj. Update declarations.
8790 (Sized_relobj::get_output_section_offset): New function.
8791 (Sized_relobj::do_output_section_offset): New function.
8792 (Sized_relobj::do_set_section_offset): New function.
8793 * object.cc (Relobj::output_section_address): Remove.
8794 (Sized_relobj::Sized_relobj): Initialize new fields.
8795 (Sized_relobj::include_section_group): Cast find_kept_object to
8796 Sized_relobj.
8797 (Sized_relobj::include_linkonce_section): Likewise.
8798 (Sized_relobj::do_layout): Use separate arrays for output section
8799 and output offset.
8800 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8801 output_sections.
8802 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8803 output_sections and section_offsets.
8804 (Sized_relobj::write_local_symbols): Likewise.
8805 (map_to_kept_section): Compute output address directly.
8806 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8807 output_sections and section_offsets.
8808 (Sized_relobj::write_sections): Likewise.
8809 (Sized_relobj::relocate_sections): Likewise.
8810 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8811 * output.h (class Output_reloc): Update declarations. Change
8812 u2_.relobj to Sized_relobj*.
8813 (class Output_data_reloc): Change add functions to use
8814 Sized_relobj*.
8815 * output.cc (Output_reloc::Output_reloc): Change relobj to
8816 Sized_relobj*.
8817 (Output_reloc::local_section_offset): Change return type to
8818 Elf_Addr. Use get_output_section_offset.
8819 (Output_reloc::get_address): Likewise.
8820 (Output_section::is_input_address_mapped): Don't call
8821 is_section_specially_mapped.
8822 (Output_section::output_offset): Likewise.
8823 (Output_section::output_address): Likewise.
8824 (Output_section::starting_output_address): Likewise.
8825 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8826 parameter to Sized_relobj*.
8827 (Copy_relocs::need_copy_reloc): Likewise.
8828 (Copy_relocs::save): Likewise.
8829 * copy-relocs.h (class Copy_relocs): Update declarations.
8830 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8831 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8832 * target-reloc.h (relocate_for_relocatable): Change
8833 offset_in_output_section type to Elf_Addr. Change code that uses
8834 it as well.
8835 * layout.cc (Layout::layout): Always set *off.
8836 * mapfile.cc (Mapfile::print_input_section): Use
8837 output_section_offset.
8838 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8839 Sized_relobj*.
8840 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8841 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8842 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8843
5cb66f97
ILT		 88442008-07-03 Ian Lance Taylor <iant@google.com>
8845
8846 * layout.cc (Layout::include_section): Do not discard unrecognized
8847 SHT_STRTAB sections.
8848
afe47622
CS		 88492008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8850
8851 * script.cc (Lex::can_continue_name): Make '?' allowable in
8852 version-script names.
8853 * testsuite/version_script.map: Change glob pattern to use '?'
8854
5adf9721
ILT		 88552008-06-30 Manish Singh <yosh@gimp.org>
8856
8857 PR 6585
8858 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8859 Correct typo.
8860
e6fde208
ILT		 88612008-06-30 Ian Lance Taylor <iant@google.com>
8862
8863 PR 6660
8864 PR 6682
8865 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8866 versions]: Don't try to read the value in the contents, since we
8867 don't use it. Use the template endianness when writing.
8868
3f2e6a2d
CC		 88692008-06-25 Cary Coutant <ccoutant@google.com>
8870
8871 * fileread.cc (File_read::make_view): Assert on zero-length view.
8872 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8873 symbol table when there are no symbols to read.
8874
c43d3a48
CS		 88752008-06-23 Craig Silverstein <csilvers@google.com>
8876
8877 * version.cc (version_string): Bump to 1.7
8878
5f494ea0
CS		 88792008-06-18 Craig Silverstein <csilvers@google.com>
8880
8881 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8882 constant 0xFFFF to type Valtype.
8883 (Powerpc_relocate_functions::rel16_ha): Likewise.
8884
c42e122e
ILT		 88852008-06-17 Ian Lance Taylor <iant@google.com>
8886
f34787f8
ILT		 8887 * output.h (Output_section::Input_section): Initialize p2align_ to
8888 zero for Output_section_data constructors.
8889 (Output_section::Input_section::addralign): If not an input
8890 section, return the alignment of the Output_section_data.
8891 * testsuite/copy_test.cc: New file.
8892 * testsuite/copy_test_1.cc: New file.
8893 * testsuite/copy_test_2.cc: New file.
8894 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8895 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8896 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8897 (copy_test_1_pic.o, copy_test_1.so): New targets.
8898 (copy_test_2_pic.o, copy_test_2.so): New targets.
8899 * testsuite/Makefile.in: Rebuild.
8900
c42e122e
ILT		 8901 * script-sections.cc (Script_sections::place_orphan): Initialize
8902 local variable exact.
8903
ce3ac18a
DE		 89042008-06-13 David Edelsohn <edelsohn@gnu.org>
8905
8906 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8907
42cacb20
DE		 89082008-06-12 David Edelsohn <edelsohn@gnu.org>
8909 David S. Miller <davem@davemloft.net>
8910
8911 * powerpc.cc: New file.
8912 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8913 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8914 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8915 * Makefile.in: Rebuild.
8916
7b308235
ILT		 89172008-06-09 Ian Lance Taylor <iant@google.com>
8918
8919 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8920 <exception>.
8921 (throwing, orig_terminate): New static variables.
8922 (terminate_handler): New static function.
8923 (t2): Set terminate handler.
8924
f0b886e3
ILT		 89252008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8926
8927 PR 6584
cd536b21 8928 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8929 alignment.
8930
3e90f135
CC		 89312008-05-30 Cary Coutant <ccoutant@google.com>
8932
8933 * archive.cc (Archive::include_all_members) Correct to step
8934 over symbol table and extended name table in thin archives.
8935
e09ad04a
ILT		 89362008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8937
8938 PR 6407
8939 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8940 calculation.
8941
62b01cb5
ILT		 89422008-05-28 Caleb Howe <cshowe@google.com>
8943
8944 * reduced_debug_output.cc: New file.
8945 * reduced_debug_output.h: New file.
92de84a6 8946 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8947 * options.cc (General_options::finalize): Add strip_debug_non_line
8948 to the strip heirarchy.
8949 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8950 fields.
8951 * layout.cc: Include "reduced_debug_output.h".
8952 (Layout::Layout): Initialize new fields.
8953 (line_only_debug_sections): New static array.
8954 (is_lines_only_debug_sections): New static inline function.
8955 (Layout::include_section): Handle --strip-debug-non-line.
8956 (Layout::make_output_section): If --strip-debug-non-line, build
8957 new output sections for .debug_abbrev and .debug_info.
8958 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8959 gold. Warn about possible overflow.
8960 (read_signed_LEB_128): Likewise.
8961 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8962 (read_signed_LEB_128): Declare.
8963 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8964 (HFILES): Add reduced_debug_output.h.
8965 * Makefile.in: Rebuild.
8966
7d9e3d98
ILT		 89672008-05-21 Ian Lance Taylor <iant@google.com>
8968
8969 * mapfile.cc: New file.
8970 * mapfile.h: New file.
8971 * options.h (class General_options): Add -M/--print-map and -Map.
8972 * options.cc (General_options::finalize): Make -M equivalent to
8973 -Map -.
8974 * main.cc: Include <cstdio> and "mapfile.h".
8975 (main): Open mapfile if requested.
8976 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8977 constructor. Change caller.
8978 (queue_initial_tasks): Add mapfile parameter. Change caller.
8979 (queue_middle_tasks): Likewise.
8980 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8981 declarations.
8982 * archive.cc: Include "mapfile.h".
8983 (Archive::add_symbols): Add mapfile parameter. Change all
8984 callers. Pass mapfile, symbol, and reason to include_member.
8985 (Archive::include_all_members): Add mapfile parameter. Change all
8986 callers.
8987 (Archive::include_member): Add mapfile, sym, and why parameters.
8988 Change all callers. Report inclusion to map file.
8989 * archive.h: Include "fileread.h".
8990 (class Archive): Update declarations.
8991 (Archive::file): New const method.
8992 (class Add_archive_symbols): Add mapfile_ field. Update
8993 constructor. Change all callers.
8994 * readsyms.h (class Read_symbols): Likewise.
8995 (class Finish_group): Likewise.
8996 (class Read_script): Likewise.
8997 * common.cc: Include "mapfile.h".
8998 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8999 all callers.
9000 (Symbol_table::do_allocate_commons): Likewise.
9001 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9002 symbol allocation to mapfile.
9003 * common.h (class Allocate_commons_task): Add mapfile_ field.
9004 Update constructor. Change all callers.
9005 * symtab.h (class Symbol_table): Update declarations.
9006 * layout.cc: Include "mapfile.h".
9007 (Layout_task_runner::run): Print information to mapfile.
9008 (Layout::create_gold_note): Change Output_data_fixed_space to
9009 Output_data_zero_fill.
9010 (Layout::create_build_id): Likewise.
9011 (Layout::print_to_mapfile): New function.
9012 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9013 constructor. Change caller.
9014 (class Layout): Declare print_to_mapfile.
9015 * output.cc (Output_section::Input_section::print_to_mapfile): New
9016 function.
9017 (Output_section::add_input_section): If producing a map, always
9018 add to input_sections_ list.
9019 (Output_section::do_print_to_mapfile): New function.
9020 (Output_segment::print_sections_to_mapfile): New function.
9021 (Output_segment::print_section_list_to_mapfile): New function.
9022 * output.h: Include "mapfile.h".
9023 (Output_data::print_to_mapfile): New function.
9024 (Output_data::do_print_to_mapfile): New virtual function.
9025 (Output_segment_headers::do_print_to_mapfile): New function.
9026 (Output_file_header::do_print_to_mapfile): New function.
9027 (Output_data_const::do_print_to_mapfile): New function.
9028 (class Output_data_const_buffer): Add map_name_ field. Update
9029 constructor. Change all callers. Add do_print_to_mapfile
9030 function.
9031 (class Output_data_fixed_space): Likewise.
9032 (class Output_data_space): Likewise.
9033 (class Output_data_zero_fill): New class.
9034 (Output_data_strtab::do_print_to_mapfile): New function.
9035 (Output_data_reloc_base::do_print_to_mapfile): New function.
9036 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9037 (Output_data_group::do_print_to_mapfile): New function.
9038 (Output_data_got::do_print_to_mapfile): New function.
9039 (Output_data_dynamic::do_print_to_mapfile): New function.
9040 (Output_symtab_xindex::do_print_to_mapfile): New function.
9041 (class Output_section): Declare do_print_to_mapflie. Declare
9042 print_to_mapfile in Input_section.
9043 (class Output_segment): Declare new functions.
9044 * object.h (Sized_relobj::symbol_count): New function.
9045 * script-sections.cc
9046 (Output_section_element_dot_assignment::set_section_addresses):
9047 Change Output_data_fixed_space to Output_data_zero_fill.
9048 (Output_data_expression::do_print_to_mapfile): New function.
9049 * script.cc (read_input_script): Add mapfile parameter. Change
9050 all callers.
9051 * script.h (read_input_script): Update declaration.
9052 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9053 (Eh_frame::do_print_to_mapfile): New function.
9054 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9055 (Output_merge_string::do_print_to_mapfile): New function.
9056 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9057 function.
9058 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9059 function.
9060 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9061 function.
9062 * Makefile.am (CCFILES): Add mapfile.cc.
9063 (HFILES): Add mapfile.h.
9064 * Makefile.in: Rebuild.
9065
9f1d377b
ILT		 90662008-05-19 Ian Lance Taylor <iant@google.com>
9067
9068 * options.h (class General_options): Add -z relro.
9069 * layout.cc (Layout::Layout): Initialize relro_segment_.
9070 (Layout::add_output_section_data): Return the output section.
9071 (Layout::make_output_section): Rcognize relro sections and mark
9072 them appropriately.
9073 (Layout::attach_allocated_section_to_segment): Put relro sections
9074 in a PT_GNU_RELRO segment.
9075 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9076 section as relro.
9077 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9078 PT_TLS segments.
9079 (Layout::linkonce_mapping): Map d.rel.ro.local to
9080 .data.rel.ro.local.
9081 (Layout::output_section_name): Us .data.rel.ro.local for any
9082 section which begins with that.
9083 * layout.h (class Layout): Update add_output_section_data
9084 declaration. Add relro_segment_ field.
9085 * output.cc (Output_section::Output_section): Initialize is_relro_
9086 and is_relro_local_ fields.
9087 (Output_segment::add_output_section): Group relro sections.
9088 (Output_segment::is_first_section_relro): New function.
9089 (Output_segment::maximum_alignment): If there is a relro section,
9090 align the segment to the common page size.
9091 (Output_segment::set_section_addresses): Track whether we are
9092 looking at relro sections. If the last section is a relro
9093 section, align to the common page size.
9094 (Output_segment::set_section_list_addresses): Add in_relro
9095 parameter. Change all callers. Align to the page size when
9096 moving from relro to non-relro section.
9097 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9098 segment.
9099 * output.h (class Output_section): Add is_relro_ and
9100 is_relro_local_ fields.
9101 (Output_section::is_relro): New function.
9102 (Output_section::set_is_relro): New function.
9103 (Output_section::is_relro_local): New function.
9104 (Output_section::set_is_relro_local): New function.
9105 (class Output_segment): Update declarations.
9106 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9107 * sparc.cc (Target_sparc::got_section): Likewise.
9108 * x86_64.cc (Target_x86_64::got_section): Likewise.
9109 * testsuite/relro_test_main.cc: New file.
9110 * testsuite/relro_test.cc: New file.
9111 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9112 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9113 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9114 (relro_test.so, relro_test_pic.o): New targets.
9115 * testsuite/Makefile.in: Rebuild.
9116
a984ee1d
ILT		 91172008-05-16 Ian Lance Taylor <iant@google.com>
9118
01676dcd
ILT		 9119 * output.cc (Output_segment::add_output_section): Remove front
9120 parameter.
9121 * output.h (class Output_segment): Remove
9122 add_initial_output_section and overloaded add_output_section.
9123 Update declaration of remaining add_output_section.
9124 * layout.cc (Layout::create_interp): Call add_output_section
9125 rather than add_initial_output_section.
9126 (Layout::finish_dynamic_section): Likewise.
9127
497897f9
ILT		 9128 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9129 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9130 know the dynamic type.
9131 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9132 field. Initialize it in constructor.
9133 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9134 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9135 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9136 reloc.
9137
a984ee1d
ILT		 9138 * output.cc (Output_reloc::get_address): Change return type to
9139 Elf_Addr.
9140 * output.h (class Output_reloc): Update get_address declaration.
9141 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9142 for section addresses.
9143
55ba0940
ILT		 91442008-05-09 Ian Lance Taylor <iant@google.com>
9145
9146 PR 6493
9147 * gold.cc (gold_nomem): Use return value of write.
9148
75517b77
ILT		 91492008-05-08 Ian Lance Taylor <iant@google.com>
9150
9151 * symtab.c (Symbol::init_base_output_data): Add version
9152 parameter. Change all callers.
9153 (Symbol::init_base_output_segment): Likewise.
9154 (Symbol::init_base_constant): Likewise.
9155 (Symbol::init_base_undefined): Likewise.
9156 (Sized_symbol::init_output_data): Likewise.
9157 (Sized_symbol::init_output_segment): Likewise.
9158 (Sized_symbol::init_constant): Likewise.
9159 (Sized_symbol::init_undefined): Likewise.
9160 (Symbol_table::do_define_in_output_data): If the new symbol has a
9161 version, mark it as the default.
9162 (Symbol_table::do_define_in_output_segment): Likewise.
9163 (Symbol_table::do_define_as_constant): Likewise.
9164 * symtab.h (class Symbol): Update declarations.
9165 (class Sized_symbol): Likewise.
9166 * resolve.cc (Symbol::override_version): New function.
c42e122e 9167 (Symbol::override_base): Call override_version.
75517b77
ILT		 9168 (Symbol::override_base_with_special): Likewise.
9169 * testsuite/ver_script_8.script: New file.
9170 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9171 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9172 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9173 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9174
f1f70eae
ILT		 91752008-05-06 Ian Lance Taylor <iant@google.com>
9176
f3e9c5c5
ILT		 9177 PR 6049
9178 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9179 functions.
9180 (class General_options): Remove existing --undefined, and add
9181 --no-undefined instead. Add new --undefined as synonym for -u.
9182 * archive.cc (Archive::add_symbols): Check whether symbol was
9183 named with -u.
9184 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9185 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9186 all uses. Add IS_UNDEFINED. Update declarations to split
9187 different versions of init_base. Declare init_base_undefined.
9188 (Symbol::is_defined): Handle IS_UNDEFINED.
9189 (Symbol::is_undefined): Likewise.
9190 (Symbol::is_weak_undefined): Call is_undefined.
9191 (Symbol::is_absolute): Handle IS_CONSTANT.
9192 (class Sized_symbol): Update declarations to split different
9193 versions of init. Declare init_undefined.
9194 (class Symbol_table): Declare new functions.
9195 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9196 Change all callers.
9197 (Symbol::init_base_output_data): Likewise.
9198 (Symbol::init_base_output_segment): Likewise.
9199 (Symbol::init_base_constant): Likewise.
9200 (Symbol::init_base_undefined): New function.
9201 (Sized_symbol::init_object): Rename from init. Change all
9202 callers.
9203 (Sized_symbol::init_output_data): Likewise.
9204 (Sized_symbol::init_output_segment): Likewise.
9205 (Sized_symbol::init_constant): Likewise.
9206 (Sized_symbol::init_undefined): New function.
9207 (Symbol_table::add_undefined_symbols_from_command_line): New
9208 function.
9209 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9210 function.
9211 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9212 (Symbol::output_section): Likewise.
9213 (Symbol::set_output_section): Likewise.
9214 (Symbol_table::sized_finalize_symbol): Likewise.
9215 (Symbol_table::sized_write_globals): Likewise.
9216 * resolve.cc (Symbol_table::should_override): Likewise.
9217 (Symbol::override_base_with_special): Likewise.
9218
8bdcdf2c
ILT		 9219 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9220 symbol, change it to have default visibility.
9221 * testsuite/protected_1.cc: New file.
9222 * testsuite/protected_2.cc: New file.
9223 * testsuite/protected_3.cc: New file.
9224 * testsuite/protected_main_1.cc: New file.
9225 * testsuite/protected_main_2.cc: New file.
9226 * testsuite/protected_main_3.cc: New file.
9227 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9228 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9229 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9230 (protected_1.so): New target.
9231 (protected_1_pic.o, protected_2_pic.o): New targets.
9232 (protected_3_pic.o): New target.
9233 (check_PROGRAMS): Add protected_2.
9234 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9235 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9236 * testsuite/Makefile.in: Rebuild.
9237
2b706932
ILT		 9238 * options.h (DEFINE_var): Add set_user_set_##varname__.
9239 (DEFINE_bool_alias): New macro.
9240 (class General_options): Define -Bstatic using DEFINE_bool_alias
9241 rather than DEFINE_special. Add --undefined as an alias for -z
9242 defs.
9243 * options.cc (General_options::parse_Bstatic): Remove.
9244
d82a5bcc
ILT		 9245 * options.h (class General_options): Add --fatal-warnings.
9246 * main.cc (main): Implement --fatal-warnings.
9247 * errors.h (Errors::warning_count): New function.
9248
f1f70eae
ILT		 9249 * options.h (class General_options): Add -Bsymbolic-functions.
9250 * symtab.h (Symbol::is_preemptible): Check for
9251 -Bsymbolic-functions.
9252
8825ac63
ILT		 92532008-05-05 Ian Lance Taylor <iant@google.com>
9254
d98bc257
ILT		 9255 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9256 as noVARNAME rather than no-VARNAME.
9257 (class General_options): Add option -z combreloc.
9258 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9259 get_address.
9260 (Output_reloc::sort_before) [SHT_REL]: New function.
9261 (Output_reloc::sort_before) [SHT_RELA]: New function.
9262 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9263 Sort_relocs_comparison.
9264 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9265 parameter. Change all callers.
9266 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9267 sort_relocs parameter. Change all callers.
9268 * output.cc (Output_reloc::get_address): New function, broken out
9269 of write_rel.
9270 (Output_reloc::write_rel): Call it.
9271 (Output_reloc::compare): New function.
9272 (Output_data_reloc_base::do_write): Optionally sort relocs.
9273
60b2b4e7
ILT		 9274 * configure.ac: If targ_extra_obj is set, link it in.
9275 * configure.tgt: Initialize all variables.
9276 (x86_64*): Set targ_extra_obj and targ_extra_size.
9277 * configure: Rebuild.
9278
8825ac63
ILT		 9279 * object.cc (Sized_relobj::include_section_group): Adjust section
9280 indexes read from group data. Build vector to pass to
9281 layout_group.
9282 * layout.cc (Layout::layout_group): Add flags and shndxes
9283 parameters. Remove contents parameter. Change caller. Update
9284 explicit instantiations.
9285 * layout.h (class Layout): Update layout_group declaration.
9286 * output.cc (Output_data_group::Output_data_group): Add flags and
9287 input_shndxes parameters. Remove contents parameter. Change
9288 caller.
9289 (Output_data_group::do_write): Change input_sections_ to
9290 input_shndxes_.
9291 * output.h (class Output_data_group): Update constructor
9292 declaration. Rename input_sections_ to input_shndxes_.
9293 * testsuite/many_sections_test.cc: Add template.
9294
e94cf127
CC		 92952008-04-30 Cary Coutant <ccoutant@google.com>
9296
4418b2d5
CC		 9297 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9298
e94cf127
CC		 9299 * layout.cc (Layout::include_section): Refactored check for debug
9300 info section.
9301 (Layout::add_comdat): Add new parameters. Change type
9302 of signature parameter. Add object and shndx to signatures table.
9303 (Layout::find_kept_object): New function.
9304 * layout.h: Include <cstring>.
9305 (Layout::is_debug_info_section): New function.
9306 (Layout::add_comdat): Add new parameters.
9307 (Layout::find_kept_object): New function.
9308 (Layout::Kept_section): New struct.
9309 (Layout::Signatures): Change type of map range.
9310 * object.cc (Relobj::output_section_address): New function.
9311 (Sized_relobj::include_section_group): Add new parameters. Change
9312 calls to Layout::add_comdat. Change to build table of kept comdat
9313 groups and table mapping discarded sections to kept sections.
9314 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9315 (Sized_relobj::do_layout): Change calls to include_section_group and
9316 include_linkonce_section.
9317 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9318 value to zero when section is discarded.
9319 (Sized_relobj::map_to_kept_section): New function.
9320 * object.h (Relobj::output_section_address): New function.
9321 (Relobj::Comdat_group): New type.
9322 (Relobj::find_comdat_group): New function.
9323 (Relobj::Comdat_group_table): New type.
9324 (Relobj::Kept_comdat_section): New type.
9325 (Relobj::Kept_comdat_section_table): New type.
9326 (Relobj::add_comdat_group): New function.
9327 (Relobj::set_kept_comdat_section): New function.
9328 (Relobj::get_kept_comdat_section): New function.
9329 (Relobj::comdat_groups_): New field.
9330 (Relobj::kept_comdat_sections_): New field.
9331 (Symbol_value::input_value): Update comment.
9332 (Sized_relobj::map_to_kept_section) New function.
9333 (Sized_relobj::include_linkonce_section): Add new parameter.
9334 * target-reloc.h (Comdat_behavior): New type.
9335 (get_comdat_behavior): New function.
9336 (relocate_section): Add code to map a discarded section to the
9337 corresponding kept section when applying a relocation.
9338
e4e5049b
CS		 93392008-04-30 Craig Silverstein <csilvers@google.com>
9340
9341 * dwarf_reader.cc (next_generation_count): New static var.
9342 (Addr2line_cache_entry): New struct.
9343 (addr2line_cache): New static var.
9344 (Dwarf_line_info::one_addr2line): Added caching.
9345 (Dwarf_line_info::clear_addr2line_cache): New function.
9346 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9347 cache-size parameter.
9348 (Dwarf_line_info::one_addr2line_cache): New function.
9349 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9350 new cache-size argument to one_addr2line(), and clear cache.
9351
d09e9154
CC		 93522008-04-28 Cary Coutant <ccoutant@google.com>
9353
9354 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9355 R_386_PC8 relocations.
9356
7ef73768
ILT		 93572008-04-23 Ian Lance Taylor <iant@google.com>
9358
55438702
ILT		 9359 * object.cc (Sized_relobj::include_section_group): Check for
9360 invalid section group.
9361
c165fb93
ILT		 9362 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9363 header size.
9364
7ef73768
ILT		 9365 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9366 than read for file header.
9367 * archive.cc (Archive::include_member): Likewise.
9368
6194aaab
L		 93692008-04-23 Paolo Bonzini <bonzini@gnu.org>
9370
9371 * aclocal.m4: Regenerate.
9372 * configure: Regenerate.
9373
d491d34e
ILT		 93742008-04-19 Ian Lance Taylor <iant@google.com>
9375
5ea2bac6
ILT		 9376 * version.cc (version_string): Bump to 1.6.
9377
7bc3e21a
ILT		 9378 * testsuite/Makefile.am (many_sections_r_test): New target.
9379 (many_sections_r_test_SOURCES): Remove.
9380 (many_sections_r_test_DEPENDENCIES): Remove.
9381 (many_sections_r_test_LDFLAGS): Remove.
9382 (many_sections_r_test_LDADD): Remove.
9383
7fcd3aa9
ILT		 9384 * object.cc (Sized_relobj::do_add_symbols): Always pass
9385 local_symbol_count_ to add_from_relobj.
9386
4c94d6ae
ILT		 9387 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9388 every thousand variables.
9389 * testsuite/Makefile.in: Rebuild.
9390
d491d34e
ILT		 9391 * object.cc (Xindex::initialize_symtab_xindex): New function.
9392 (Xindex::read_symtab_xindex): New function.
9393 (Xindex::sym_xindex_to_shndx): New function.
9394 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9395 available.
9396 (Sized_relobj::do_initialize_xindex): New function.
9397 (Sized_relobj::do_read_symbols): Adjust section links.
9398 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9399 parameter. Change all callers.
9400 (Sized_relobj::include_section_group): Adjust section links and
9401 symbol section indexes.
9402 (Sized_relobj::do_layout): Adjust section links.
9403 (Sized_relobj::do_count_local_symbols): Adjust section links and
9404 symbol section indexes.
9405 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9406 ordinary and special symbols.
9407 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9408 dynsym_xindex parameters. Change all callers. Adjust section
9409 links. Use SHN_XINDEX when needed.
9410 (Sized_relobj::get_symbol_location_info): Adjust section links.
9411 Don't get fooled by special symbols.
9412 * object.h (class Xindex): Define.
9413 (class Object): Add xindex_ parameter. Declare virtual functoin
9414 do_initialize_xindex.
9415 (Object::adjust_sym_shndx): New function.
9416 (Object::set_xindex): New protected function.
9417 (class Symbol_value): Add is_ordinary_shndx_ field.
9418 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9419 (Symbol_value::value): Assert ordinary section.
9420 (Symbol_value::initialize_input_to_output_map): Likewise.
9421 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9422 Change all callers.
9423 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9424 all callers.
9425 (class Sized_relobj): Update declarations.
9426 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9427 parameter. Change all callers.
9428 (Sized_relobj::adjust_shndx): New function.
9429 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9430 field.
9431 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9432 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9433 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9434 (Sized_dynobj::read_dynsym_section): Adjust section links.
9435 (Sized_dynobj::read_dynamic): Likewise.
9436 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9437 section links.
9438 (Sized_dynobj::do_initialize_xindex): New function.
9439 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9440 do_initialize_xindex.
9441 (Sized_dynobj::adjust_shndx): New function.
9442 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9443 dynsym_xindex_ fields.
9444 (Layout::finalize): Add a call to set_section_indexes before
9445 creating the symtab sections.
9446 (Layout::set_section_indexes): Don't do anything if the section
9447 already has a section index.
9448 (Layout::create_symtab_sections): Add shnum parameter. Change
9449 caller. Create .symtab_shndx section if needed.
9450 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9451 caller.
9452 (Layout::allocated_output_section_count): New function.
9453 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9454 needed.
9455 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9456 fields. Update declarations.
9457 (Layout::symtab_xindex): New function.
9458 (Layout::dynsym_xindex): New function.
9459 (class Write_symbols_task): Add layout_ field.
9460 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9461 Change caller.
9462 * output.cc (Output_section_headers::Output_section_headers): Add
9463 shstrtab_section parameter. Change all callers.
9464 (Output_section_headers::do_sized_write): Store overflow values
9465 for section count and section string table section index in
9466 section header zero.
9467 (Output_file_header::do_sized_write): Check for overflow of
9468 section count and section string table section index.
9469 (Output_symtab_xindex::do_write): New function.
9470 (Output_symtab_xindex::endian_do_write): New function.
9471 * output.h (class Output_section_headers): Add shstrtab_section_.
9472 Update declarations.
9473 (class Output_symtab_xindex): Define.
9474 (Output_section::has_out_shndx): New function.
9475 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9476 field.
9477 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9478 Change all callers.
9479 (Sized_symbol::init): Likewise.
9480 (Symbol::output_section): Check for ordinary symbol.
9481 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9482 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9483 callers.
9484 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9485 Change all callers. Simplify handling of symbols from sections
9486 not included in the link.
9487 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9488 distinction.
9489 (Weak_alias_sorter::operator()): Assert that symbols are
9490 ordinary.
9491 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9492 distinction.
9493 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9494 parameters. Change all callers.
9495 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9496 symbol distinction. Use SHN_XINDEX when needed.
9497 (Symbol_table::write_section_symbol): Add symtab_xindex
9498 parameter. Change all callers.
9499 (Symbol_table::sized_write_section_symbol): Likewise. Use
9500 SHN_XINDEX when needed.
9501 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9502 declarations.
9503 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9504 (Symbol::is_defined): Check is_ordinary.
9505 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9506 (Symbol::is_absolute, Symbol::is_common): Likewise.
9507 (class Sized_symbol): Update declarations.
9508 (class Symbol_table): Update declarations.
9509 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9510 parameters. Change all callers.
9511 (Sized_symbol::override): Likewise.
9512 (Symbol_table::override): Likewise.
9513 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9514 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9515 is_ordinary, and orig_st_shndx parameters. Change all callers.
9516 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9517 to be in an ordinary section.
9518 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9519 object and is_ordinary parameters. Change all callers.
9520 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9521 Change all callers. Don't add undefined or non-ordinary symbols
9522 to reloc_map_.
9523 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9524 Change all callers.
9525 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9526 declarations.
9527 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9528 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9529 (Sized_relobj::relocate_sections): Likewise.
9530 * target-reloc.h (scan_relocs): Adjust section symbol index.
9531 (scan_relocatable_relocs): Likewise.
9532 * i386.cc (Scan::local): Check for ordinary symbols.
9533 * sparc.cc (Scan::local): Likewise.
9534 * x86_64.cc (Scan::local): Likewise.
9535 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9536 to symbol_section_and_value.
9537 * testsuite/many_sections_test.cc: New file.
9538 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9539 (check_PROGRAMS): Add many_sections_test.
9540 (many_sections_test_SOURCES): Define.
9541 (many_sections_test_DEPENDENCIES): Define.
9542 (many_sections_test_LDFLAGS): Define.
9543 (BUILT_SOURCES): Add many_sections_define.h.
9544 (many_sections_define.h): New target.
9545 (BUILT_SOURCES): Add many_sections_check.h.
9546 (many_sections_check.h): New target.
9547 (check_PROGRAMS): Add many_sections_r_test.
9548 (many_sections_r_test_SOURCES): Define.
9549 (many_sections_r_test_DEPENDENCIES): Define.
9550 (many_sections_r_test_LDFLAGS): Define.
9551 (many_sections_r_test_LDADD): Define.
9552 (many_sections_r_test.o): New target.
9553 * testsuite/Makefile.in: Rebuild.
9554
c5818ff1
CC		 95552008-04-17 Cary Coutant <ccoutant@google.com>
9556
9557 * errors.cc (Errors::info): New function.
9558 (gold_info): New function.
9559 * errors.h (Errors::info): New function.
9560 * gold.h (gold_info): New function.
9561 * object.cc (Input_objects::add_object): Print trace output.
9562 * options.cc (options::parse_set): New function.
9563 (General_options::parse_wrap): Deleted.
9564 (General_options::General_options): Deleted initializer.
9565 * options.h (options::String_set): New typedef.
9566 (options::parse_set): New function.
9567 (DEFINE_set): New macro.
9568 (General_options::wrap): Changed to use DEFINE_set. Changed
9569 callers of any_wrap_symbols and is_wrap_symbol.
9570 (General_options::trace, General_options::trace_symbol):
9571 New options.
9572 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9573 (General_options::wrap_symbols_): Deleted.
9574 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9575
b5be4a7c
DM		 95762008-04-17 David S. Miller <davem@davemloft.net>
9577
9578 * options.cc (General_options::parse_V): New function.
9579 * options.h: Add entries for -V and -Qy.
9580
155a0dd7
ILT		 95812008-04-17 Ian Lance Taylor <iant@google.com>
9582
9583 * common.cc (Symbol_table::allocate_commons): Remove options
9584 parameter. Change caller.
9585 (Symbol_table::do_allocate_commons): Remove options parameter.
9586 Change caller. Just call do_allocate_commons_list twice.
9587 (Symbol_table::do_allocate_commons_list): New function, broken out
9588 of do_allocate_commons.
9589 * common.h (class Allocate_commons_task): Remove options_ field.
9590 Update constructor.
9591 * symtab.cc (Symbol_table::Symbol_table): Initialize
9592 tls_commons_.
9593 (Symbol_table::add_from_object): Put TLS common symbols on
9594 tls_commons_ list.
9595 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9596 which are IN_OUTPUT_DATA.
9597 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9598 allocate_commons and do_allocate_commons declarations. Declare
9599 do_allocate_commons_list.
9600 * gold.cc (queue_middle_tasks): Update creation of
9601 Allocate_commons_task to not pass options.
9602 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9603 (TLS_TEST_C_FLAGS): New variable.
9604 (tls_test_c_pic.o): New target.
9605 (tls_test_shared.so): Link in tls_test_c_pic.o.
9606 (tls_test_c_pic_ie.o): New target.
9607 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9608 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9609 (tls_test_c.o): New target.
9610 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9611 (tls_pic_test_LDADD): Likewise.
9612 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9613 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9614 (tls_test_c_gnu2.o): New target.
9615 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9616 tls_test_c_gnu2.o.
9617 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9618 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9619 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9620 * testsuite/tls_test.cc: Include "config.h".
9621 (t_last): Call t11_last.
9622 * testsuite/tls_test.h (t11, t11_last): Declare.
9623 * testsuite/tls_test_c.c: New file.
9624 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9625 * configure.ac: Check for OpenMP support.
9626 * configure, config.in, Makefile.in: Rebuild.
9627 * testsuite/Makefile.in: Rebuild.
9628
edfbb029
CC		 96292008-04-16 Cary Coutant <ccoutant@google.com>
9630
9631 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9632 (Target_i386::tls_base_symbol_defined_): New field.
9633 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9634 (Target_i386::Scan::global): Likewise.
9635 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9636 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9637 (Target_x86_64::tls_base_symbol_defined_): New field.
9638 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9639 (Target_x86_64::Scan::global): Likewise.
9640
f3c69fca
CC		 96412008-04-16 Cary Coutant <ccoutant@google.com>
9642
9643 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9644 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9645 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9646 building shared libraries.
9647 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9648 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9649 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9650 * testsuite/Makefile.in: Rebuild.
9651 * testsuite/weak_undef.h: New file.
9652 * testsuite/weak_undef_file1.cc: Add extra test cases.
9653 * testsuite/weak_undef_file2.cc: Likewise.
9654 * testsuite/weak_undef_test.cc: Likewise.
9655
7c414435
DM		 96562008-04-16 David S. Miller <davem@davemloft.net>
9657
32b769e1
DM		 9658 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9659 Add issued_non_pic_error_ field. Declare check_non_pic.
9660 (Target_sparc::Scan::check_non_pic): New function.
9661 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9662 (Target_sparc::Scan::global): Likewise.
9663
11936fb1
DM		 9664 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9665 * configure: Rebuild.
9666
7c414435
DM		 9667 * options.h (DEFINE_enable): New macro.
9668 (new_dtags): New enable option.
9669 (initfirst, interpose, loadfltr, nodefaultlib,
9670 nodelete, nodlopen, nodump): New -z options.
9671 * layout.cc (Layout:finish_dynamic_section): If new
9672 dtags enabled, emit DT_RUNPATH. Also, emit a
9673 DT_FLAGS_1 containing any specified -z flags.
9674
85c7bf8b
ILT		 96752008-04-16 Ian Lance Taylor <iant@google.com>
9676
12c0daef
ILT		 9677 * copy-relocs.cc: New file.
9678 * copy-relocs.h: New file.
9679 * reloc.cc: Remove Copy_relocs code.
9680 * reloc.h: Likewise.
9681 * reloc-types.h (struct Reloc_types) [both versions]: Add
9682 get_reloc_addend_noerror.
9683 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9684 variants of add_global which take an addend which must be zero.
9685 * i386.cc: Include "copy-relocs.h".
9686 (class Target_i386): Change type of copy_relocs_ to variable,
9687 update initializer.
9688 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9689 Change all callers.
9690 (Target_i386::do_finalize_sections): Change handling of
9691 copy_relocs_.
9692 * sparc.cc: Include "copy-relocs.h".
9693 (class Target_sparc): Change type of copy_relocs_ to variable,
9694 update initializer.
9695 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9696 Change all callers.
9697 (Target_sparc::do_finalize_sections): Change handling of
9698 copy_relocs_.
9699 * x86_64.cc: Include "copy-relocs.h".
9700 (class Target_x86_64): Change type of copy_relocs_ to variable,
9701 update initializer.
9702 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9703 class. Change all callers.
9704 (Target_x86_64::do_finalize_sections): Change handling of
9705 copy_relocs_.
9706 * Makefile.am (CCFILES): Add copy-relocs.cc.
9707 (HFILES): Add copy-relocs.h.
9708
4f4995b6
ILT		 9709 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9710
85c7bf8b
ILT		 9711 * testsuite/script_test_4.sh: Permit leading zeroes.
9712
4f2a9edd
ILT		 97132008-04-15 Ian Lance Taylor <iant@google.com>
9714
e6188289
ILT		 9715 * script-sections.cc (Script_sections::create_segments): Use
9716 header_size_adjustment even when there is enough room for the
9717 headers.
9718 * testsuite/script_test_4.sh: New file.
9719 * testsuite/script_test_4.t: New file.
9720 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9721 (check_DATA): Add script_test_4.stdout.
9722 (MOSTLYCLEANFILES): Likewise.
9723 (script_test_4): New target.
9724 (script_test_4.stdout): New target.
9725 * testsuite/Makefile.in: Rebuild.
9726
4f2a9edd
ILT		 9727 * sparc.cc: Add definitions for Output_data_plt_sparc class
9728 constants.
9729
f5314dd5
DM		 97302008-04-14 David S. Miller <davem@davemloft.net>
9731
9732 * sparc.cc: New file.
9733 * Makefile.am (TARGETSOURCES): Add sparc.cc
9734 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9735 * configure.tgt: Document targ_extra_size and
9736 targ_extra_big_endian. Add entries for sparc-* and
9737 sparc64-*.
9738 * configure.ac: Handle targ_extra_size and
9739 targ_extra_big_endian.
9740 * Makefile.in: Rebuild.
9741 * configure: Likewise.
9742 * po/POTFILES.in: Likewise.
9743 * po/gold.pot: Likewise.
9744
154e0e9a
ILT		 97452008-04-14 Ian Lance Taylor <iant@google.com>
9746
9747 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9748 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9749 in the name/type/flags to section mapping. Don't call
9750 allocate_output_section.
9751 (Layout::choose_output_section): Change parameter from adjust_name
9752 to is_input_section. Don't permit input sections after sections
9753 are attached to segments. Don't call allocate_output_section.
9754 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9755 not write_enable_output_section.
9756 (Layout::make_output_section): Don't push to
9757 unattached_section_list_ nor call attach_to_segment. Call
9758 attach_section_to_segment if sections are attached.
9759 (Layout::attach_sections_to_segments): New function.
9760 (Layout::attach_section_to_segment): New function.
9761 (Layout::attach_allocated_section_to_segment): Rename from
9762 attach_to_segment. Remove flags parameter.
9763 (Layout::allocate_output_section): Remove function.
9764 (Layout::write_enable_output_section): Remove function.
9765 * layout.h (class Layout): Update for above changes. Add new
9766 field sections_are_attached_.
9767 * output.h (Output_section::update_flags_for_input_section): New
9768 function.
9769 * output.cc (Output_section::add_input_section): Call
9770 update_flags_for_input_section.
9771 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9772
009a67a2
CC		 97732008-04-11 Cary Coutant <ccoutant@google.com>
9774
9775 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9776 thought unnecessary.
9777 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9778
759b1a24
ILT		 97792008-04-11 Ian Lance Taylor <iant@google.com>
9780
9781 * output.h (class Output_section_data): Remove inline definition
9782 of set_addralign.
9783 * output.cc (Output_section_data::set_addralign): New function.
9784
c2b45e22
CC		 97852008-04-11 Cary Coutant <ccoutant@google.com>
9786
9787 Add support for TLS descriptors for i386 and x86_64.
9788 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9789 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9790 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9791 GOT_TYPE_TLS_DESC.
9792 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9793 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9794 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9795 relocations.
9796 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9797 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9798 Fix problem with initial-exec relocations.
9799 (Target_i386::Relocate::relocate_tls): Likewise.
9800 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9801 relaxation.
9802 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9803 support for section-plus-offset dynamic table entries.
9804 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9805 (Output_data_dynamic::Dynamic_entry): Add support for
9806 section-plus-offset dynamic table entries.
9807 (Output_data_dynamic::Classification): Likewise.
9808 (Output_data_dynamic::classification_): Renamed offset_.
9809 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9810 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9811 (Target_x86_64::make_plt_section): New function.
9812 (Target_x86_64::reserve_tlsdesc_entries): New function.
9813 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9814 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9815 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9816 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9817 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9818 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9819 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9820 add extra PLT entry for TLS descriptors.
9821 (Output_data_plt_x86_64::got_): New field.
9822 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9823 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9824 fields.
9825 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9826 descriptors.
9827 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9828 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9829 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9830 R_386_TLS_DESC_CALL relocations.
9831 (Target_x86_64::Scan::global): Likewise.
9832 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9833 for TLS descriptors.
9834 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9835 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9836 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9837 GD-to-IE relaxation.
9838 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9839 and TLS_DESCRIPTORS.
9840 * Makefile.in: Rebuild.
9841 * configure: Rebuild.
9842 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9843 (tls_test_shared2.so): New target.
9844 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9845 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9846 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9847 (tls_shared_gd_to_ie_test_LDADD): New variable.
9848 (tls_shared_gnu2_gd_to_ie_test): New target.
9849 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9850 New targets.
9851 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9852 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9853 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9854 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9855 (tls_shared_gnu2_test): New target.
9856 (tls_test_gnu2_shared.so): New target.
9857 (tls_shared_gnu2_test_SOURCES): New variable.
9858 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9859 (tls_shared_gnu2_test_LDFLAGS): New variable.
9860 (tls_shared_gnu2_test_LDADD): New variable.
9861 * testsuite/Makefile.in: Rebuild.
9862 * testsuite/Makefile.
9863
83bfb6b7
ILT		 98642008-04-11 Ian Lance Taylor <iant@google.com>
9865
9866 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9867 justsyms.t.
9868 * testsuite/Makefile.in: Rebuild.
9869
9870 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9871 long.
9872 * testsuite/script_test_2.cc (main): Adjust test.
9873
706e1f5e
ILT		 98742008-04-11 David S. Miller <davem@davemloft.net>
9875 Ian Lance Taylor <iant@google.com>
9876
9877 * options.h (General_options): Add entries for '-Y' and
9878 '-relax'.
9879 * options.cc (General_options:finalize): If -Y was used, add those
9880 entries to the library path instead of the default "/lib" and
9881 "/usr/lib".
9882
7c98e6bb
DM		 98832008-04-11 David S. Miller <davem@davemloft.net>
9884
9885 * testsuite/justsyms.t: Start at 0x100.
9886 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9887 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9888 long.
9889 * testsuite/script_test_2.cc: Adjust string and section length
9890 checks.
7c98e6bb 9891
99a37bfd
ILT		 98922008-04-09 Ian Lance Taylor <iant@google.com>
9893
2cefc357
ILT		 9894 PR gold/5996
9895 * script-sections.cc (Sections_element::allocate_to_segment): Add
9896 orphan parameter.
9897 (Output_section_definition::allocate_to_segment): Likewise.
9898 (Orphan_output_section::allocate_to_segment): Likewise.
9899 (Script_sections::attach_sections_using_phdrs_clause): Don't
9900 propagate non-PT_LOAD segments to orphan sections.
9901 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9902 readelf rather than objdump.
9903 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9904 .interp section and PT_INTERP segment are the same size.
9905 * testsuite/Makefile.in: Rebuild.
9906
99a37bfd
ILT		 9907 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9908 aliases for symbols defined in the same object.
9909 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9910 (weak_alias_test_SOURCES): New variable.
9911 (weak_alias_test_DEPENDENCIES): New variable.
9912 (weak_alias_test_LDFLAGS): New variable.
9913 (weak_alias_test_LDADD): New variable.
9914 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9915 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9916 (weak_alias_test_3.o): New target.
9917 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9918 * testsuite/weak_alias_test_main.cc: New file.
9919 * testsuite/weak_alias_test_1.cc: New file.
9920 * testsuite/weak_alias_test_2.cc: New file.
9921 * testsuite/weak_alias_test_3.cc: New file.
9922
780e49c5
ILT		 99232008-04-08 Ian Lance Taylor <iant@google.com>
9924
cdb0b8f5
ILT		 9925 * options.h (class General_options): Add --noinhibit-exec option.
9926 * main.cc (main): Check --noinhibit-exec.
9927
0864d551
ILT		 9928 * options.h (class General_options): Define --wrap as a special
9929 option. Add wrap_symbols_ field.
9930 (General_options::any_wrap_symbols): New function.
9931 (General_options::is_wrap_symbol): New function.
9932 * options.cc (General_options::parse_wrap): New function.
9933 (General_options::General_options): Initialize wrap_symbols_.
9934 * symtab.cc (Symbol_table::wrap_symbol): New function.
9935 (Symbol_table::add_from_object): Handle --wrap.
9936 * symtab.h (class Symbol_table): Declare wrap_symbol.
9937 * target.h (Target::wrap_char): New function.
9938 (Target::Target_info): Add wrap_char field.
9939 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9940 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9941 * testsuite/testfile.cc (Target_test::test_target_info):
9942 Likewise.
9943
789aa6de
ILT		 9944 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9945 there is one.
9946
2c38906f
ILT		 9947 * layout.h (class Layout): Add added_eh_frame_data_ field.
9948 * layout.cc (Layout::Layout): Initialize new field.
9949 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9950 output section until we find a section we merged successfully.
9951 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9952 that the size be non-zero.
9953
780e49c5
ILT		 9954 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9955 qualifier.
9956
7fcd0256
ILT		 99572008-04-08 Craig Silverstein <csilvers@google.com>
9958
9959 * configure.ac: Export new conditional variable HAVE_ZLIB.
9960 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9961 on HAVE_ZLIB.
9962 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9963 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9964
6835af53
ILT		 99652008-04-07 Ian Lance Taylor <iant@google.com>
9966
e24f324c
ILT		 9967 * version.cc (version_string): Set to "1.5".
9968
a036edd8
ILT		 9969 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9970 Add issued_non_pic_error_ field. Declare check_non_pic.
9971 (Target_x86_64::Scan::check_non_pic): New function.
9972 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9973 (Target_x86_64::Scan::global): Likewise.
9974
624f8810
ILT		 9975 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9976 addend parameter. Change caller. Handle merge sections.
9977 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9978 Address to Addend. Don't add in the result of
9979 local_section_offset, pass down the addend and use the returned
9980 value.
9981 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9982 Update declarations of local_section_offset and symbol_value.
9983 * testsuite/two_file_test_1.cc (t18): New function.
9984 * testsuite/two_file_test_2.cc (f18): New function.
9985 * testsuite/two_file_test_main.cc (main): Call t18.
9986 * testsuite/two_file_test.h (t18, f18): Declare.
9987
6835af53
ILT		 9988 * configure.ac: Don't test for objdump, c++filt, or readelf.
9989 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9990 conditionals.
9991 (TEST_READELF): New variable.
9992 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9993 (check_PROGRAMS): Add two_file_strip_test.
9994 (two_file_strip_test): New target.
9995 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9996 (two_file_same_shared_strip_test_SOURCES): New variable.
9997 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9998 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9999 (two_file_same_shared_strip_test_LDADD): New variable.
10000 (two_file_shared_strip.so): New target.
10001 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10002 (ver_test_5.syms, ver_test_7.syms): Likewise.
10003 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10004 (strip_test_3.stdout): Use TEST_OBJDUMP.
10005 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10006
86925eef
CC		 100072008-04-04 Cary Coutant <ccoutant@google.com>
10008
10009 * symtab.h (Symbol::is_weak_undefined): New function.
10010 (Symbol::is_strong_undefined): New function.
10011 (Symbol::is_absolute): New function.
10012 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10013 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10014 absolute symbols.
10015 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10016 (weak_undef_test): New target.
10017 * testsuite/Makefile.in: Rebuild.
10018 * testsuite/weak_undef_file1.cc: New file.
10019 * testsuite/weak_undef_file2.cc: New file.
10020 * testsuite/weak_undef_test.cc: New file.
10021
126f3ece
ILT		 100222008-04-03 Craig Silverstein <csilvers@google.com>
10023
10024 * compressed_output.h (class Output_compressed_section): Use
10025 unsigned buffer.
10026 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10027 add zlib header.
10028 (zlib_compressed_suffix): Removed.
10029 (Output_compressed_section::set_final_data_size): Use unsigned
10030 buffers.
10031 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10032 Fix linker invocation.
10033 (flagstest_o_specialfile_and_compress_debug_sections):
10034 Likewise.
10035 * testsuite/Makefile.in: Regenerated.
10036
deae2a14
DM		 100372008-04-02 David S. Miller <davem@davemloft.net>
10038
10039 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10040 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10041
70752818
ILT		 100422008-04-02 Craig Silverstein <csilvers@google.com>
10043
10044 * TODO: New file.
10045
39d0cb0e
ILT		 100462008-04-02 Ian Lance Taylor <iant@google.com>
10047
10048 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10049 parameters. Update for new key type to views_. Change all
10050 callers.
10051 (File_read::read): Adjust for byteshift in returned view.
10052 (File_read::add_view): New function, broken out of
10053 find_and_make_view.
10054 (File_read::make_view): New function, broken out of
10055 find_and_make_view.
10056 (File_read::find_or_make_view): Add offset and aligned
10057 parameters. Rewrite accordingly. Change all callers.
10058 (File_read::get_view): Add offset and aligned parameters. Adjust
10059 for byteshift in return value.
10060 (File_read::get_lasting_view): Likewise.
10061 * fileread.h (class File_read): Update declarations.
10062 (class File_read::View): Add byteshift_ field. Add byteshift to
10063 constructor. Add byteshift method.
10064 * archive.h (Archive::clear_uncached_views): New function.
10065 (Archive::get_view): Add aligned parameter. Change all callers.
10066 * object.h (Object::get_view): Add aligned parameter. Change all
10067 callers.
10068 (Object::get_lasting_view): Likewise.
10069
10070 * fileread.cc (File_read::release): Don't call clear_views if
10071 there are multiple objects.
10072 * fileread.h (File_read::clear_uncached_views): New function.
10073 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10074 on the archive.
10075
a1207466
CC		 100762008-03-31 Cary Coutant <ccoutant@google.com>
10077
10078 Add thin archive support.
10079 * archive.cc (Archive::armagt): New const.
10080 (Archive::setup): Remove task parameter and calls to unlock.
10081 (Archive::unlock_nested_archives): New function.
10082 (Archive::read_header): Add nested_off parameter. Change
10083 all callers.
10084 (Archive::interpret_header): Likewise.
10085 (Archive::include_all_members): Change to handle thin
10086 archives.
10087 (Archive::include_member): Likewise.
10088 * archive.h (Archive::Archive): Add new parameters and
10089 initializers.
10090 (Archive::armagt): New const.
10091 (Archive::setup): Remove task parameter.
10092 (Archive::unlock_nested_archives): New function.
10093 (Archive::read_header): Add nested_off parameter.
10094 (Archive::interpret_header): Likewise.
10095 (Archive::Nested_archive_table): New typedef.
10096 (Archive::is_thin_archive_): New field.
10097 (Archive::nested_archives_): New field.
10098 (Archive::options_): New field.
10099 (Archive::dirpath_): New field.
10100 (Archive::task_): New field.
10101 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10102 for thin archives. Pass additional parameters to
10103 Archive::Archive. Unlock the archive file after calling
10104 Archive::setup.
cd536b21 10105
479f6503
ILT		 101062008-03-29 Ian Lance Taylor <iant@google.com>
10107
686c8caf
ILT		 10108 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10109 version symbol to be local.
10110 * testsuite/ver_test_4.sh: New file.
10111 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10112 (check_DATA): Add ver_test_4.syms.
10113 (ver_test_4.syms): New target.
10114 * testsuite/Makefile.in: Rebuild.
10115
ab794b6b
ILT		 10116 * output.cc
10117 (Output_section::Input_section_sort_entry::has_priority): New
10118 function.
10119 (Output_section::Input_section_sort_entry::match_file_name): New
10120 function.
10121 (Output_section::Input_section_sort_entry::match_section_name):
10122 Remove.
10123 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10124 Remove.
10125 (Output_section::Input_section_sort_entry::match_section_file):
10126 Remove.
10127 (Output_section::Input_section_sort_compare::operator()): Rewrite
10128 using new Input_section_sort_entry functions. Sort crtbegin and
10129 crtend first. Sort sections with no priority before sections with
10130 a priority.
10131 * testsuite/initpri1.c (d3): Check j != 4.
10132 (cd5): New constructor/destructor function.
10133 (main): Check j != 2.
10134
479f6503
ILT		 10135 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10136 new symbol when resolving, don't call set_is_default.
10137 * testsuite/ver_test_7.cc: New file.
10138 * testsuite/ver_test_7.sh: New file.
10139 * testsuite/Makefile.am (ver_test_7.so): New target.
10140 (ver_test_7.o): New target.
10141 (check_SCRIPTS): Add ver_test_7.sh.
10142 (check_DATA): Add ver_test_7.syms.
10143 (ver_test_7.syms): New target.
10144
2fd32231
ILT		 101452008-03-28 Ian Lance Taylor <iant@google.com>
10146
10147 * layout.cc (Layout::layout): If we see an input section with a
10148 name that needs sorting, set the must_sort flag for the output
10149 section.
10150 (Layout::make_output_section): If the name of the output section
10151 indicates that it might require sorting, set the may_sort flag.
10152 * output.h (Output_section::may_sort_attached_input_sections): New
10153 function.
10154 (Output_section::set_may_sort_attached_input_sections): New
10155 function.
10156 (Output_section::must_sort_attached_input_sections): New
10157 function.
10158 (Output_section::set_must_sort_attached_input_sections): New
10159 function.
10160 (class Output_section): Declare Input_section_sort_entry. Define
10161 Input_section_sort_compare. Declare
10162 sort_attached_input_sections. Add new fields:
10163 may_sort_attached_input_sections_,
10164 must_sort_attached_input_sections_,
10165 attached_input_sections_are_sorted_.
10166 * output.cc (Output_section::Output_section): Initialize new
10167 fields.
10168 (Output_section::add_input_section): Add an entry to
10169 input_sections_ if may_sort or must_sort are true.
10170 (Output_section::set_final_data_size): Call
10171 sort_attached_input_sections if necessary.
10172 (Output_section::Input_section_sort_entry): Define new class.
10173 (Output_section::Input_section_sort_compare::operator()): New
10174 function.
10175 (Output_section::sort_attached_input_sections): New function.
10176 * configure.ac: Check whether the compiler supports constructor
10177 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10178 * testsuite/initpri1.c: New file.
10179 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10180 CONSTRUCTOR_PRIORITY.
10181 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10182 (initpri1_LDFLAGS): New variable.
10183 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10184
18e6b24e
ILT		 101852008-03-27 Ian Lance Taylor <iant@google.com>
10186
49bdd526
ILT		 10187 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10188 * testsuite/common_test_1.c: New file.
10189 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10190 (common_test_1_SOURCES): New variable.
10191 (common_test_1_DEPENDENCIES): New variable.
10192 (common_test_1_LDFLAGS): New variable.
10193
18e6b24e
ILT		 10194 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10195 and commons_ correctly when NAME/VERSION does not override
10196 NAME/NULL.
10197 * testsuite/ver_test_6.c: New file.
10198 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10199 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10200 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10201
04bf7072
ILT		 102022008-03-26 Ian Lance Taylor <iant@google.com>
10203
5871526f
ILT		 10204 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10205 of an undefined symbol from a version script.
10206 * testsuite/Makefile.am (ver_test_5.so): New target.
10207 (ver_test_5.o): New target.
10208 (check_SCRIPTS): Add ver_test_5.sh.
10209 (check_DATA): Add ver_test_5.syms.
10210 (ver_test_5.syms): New target.
10211 * testsuite/ver_test_5.cc: New file.
10212 * testsuite/ver_test_5.script: New file.
10213 * testsuite/ver_test_5.sh: New file.
10214 * Makefile.in, testsuite/Makefile.in: Rebuild.
10215
04bf7072
ILT		 10216 PR gold/5986
10217 Fix problems building gold with gcc 4.3.0.
10218 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10219 (gold_error_at_location, gold_warning_at_location): Use it.
10220 * configure.ac: Check whether we can compile and use a template
10221 function with a printf attribute.
10222 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10223 when jumping over bytes.
10224 * object.cc: Instantiate Object::read_section_data.
10225 * debug.h: Include <cstring>
10226 * dwarf_reader.cc: Include <algorithm>
10227 * main.cc: Include <cstring>.
10228 * options.cc: Include <cstring>.
10229 * output.cc: Include <cstring>.
10230 * script.cc: Include <cstring>.
10231 * script.h: Include <string>.
10232 * symtab.cc: Include <cstring> and <algorithm>.
10233 * target-select.cc: Include <cstring>.
10234 * version.cc: Include <string>.
10235 * testsuite/testmain.cc: Include <cstdlib>.
10236 * configure, config.in: Rebuild.
10237
874c5b28
ILT		 102382008-03-25 Ian Lance Taylor <iant@google.com>
10239
819d6c3a
ILT		 10240 * options.cc: Include "../bfd/bfdver.h".
10241 (options::help): Print bug reporting address.
10242
f4b2c6f5
ILT		 10243 * version.cc (print_version): Adjust output for current value of
10244 BFD_VERSION_STRING.
10245
10246 * NEWS: New file.
10247
e96caa79
ILT		 10248 * options.cc (options::help): Print list of supported targets.
10249 * target-select.h: Include <vector>.
10250 (class Target_selector): Make machine_, size_, and is_big_endian_
10251 fields const. Add bfd_name_ and instantiated_target_ fields.
10252 (Target_selector::Target_selector): Add bfd_name parameter.
10253 (Target_selector::recognize): Make non-virtual, call
10254 do_recognize.
10255 (Target_selector::recognize_by_name): Make non-virtual, call
10256 do_recognize_by_name.
10257 (Target_selector::supported_names): New function.
10258 (Target_selector::bfd_name): New function.
10259 (Target_selector::do_instantiate_target): New pure virtual
10260 function.
10261 (Target_selector::do_recognize): New virtual function.
10262 (Target_selector::do_recognize_by_name): New virtual function.
10263 (Target_selector::instantiate_target): New private function.
10264 (supported_target_names): Declare.
10265 * target-select.cc (Target_selector::Target_selector): Update for
10266 new parameter and fields.
10267 (select_target_by_name): Check that the name matches before
10268 calling recognize_by_name.
10269 (supported_target_names): New function.
10270 * i386.cc (class Target_selector_i386): Update Target_selector
10271 constructor call. Remove recognize and recognize_by_name. Add
10272 do_instantiate_target.
10273 * x86_64.cc (class Target_selector_x86_64): Likewise.
10274 * testsuite/testfile.cc (class Target_selector_test): Update for
10275 changes to Target_selector.
10276
874c5b28
ILT		 10277 * README: Rewrite, with some notes on unsupported features.
10278
0a65a3a7
CC		 102792008-03-24 Cary Coutant <ccoutant@google.com>
10280
10281 * i386.cc (Target_i386::Got_type): New enum declaration.
10282 (Target_i386::Scan::local): Updated callers of Output_data_got
10283 member functions.
10284 (Target_i386::Scan::global): Likewise.
10285 (Target_i386::Relocate::relocate): Likewise.
10286 (Target_i386::Relocate::relocate_tls): Likewise.
10287 * object.h (Got_offset_list): New class.
10288 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10289 (Sized_relobj::local_got_offset): Likewise.
10290 (Sized_relobj::set_local_got_offset): Likewise.
10291 (Sized_relobj::local_has_tls_got_offset): Removed.
10292 (Sized_relobj::local_tls_got_offset): Removed.
10293 (Sized_relobj::set_local_tls_got_offset): Removed.
10294 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10295 * output.cc (Output_data_got::add_global): Added got_type parameter.
10296 (Output_data_got::add_global_with_rel): Likewise.
10297 (Output_data_got::add_global_with_rela): Likewise.
10298 (Output_data_got::add_global_pair_with_rel): New function.
10299 (Output_data_got::add_global_pair_with_rela): New function.
10300 (Output_data_got::add_local): Added got_type parameter.
10301 (Output_data_got::add_local_with_rel): Likewise.
10302 (Output_data_got::add_local_with_rela): Likewise.
10303 (Output_data_got::add_local_pair_with_rel): New function.
10304 (Output_data_got::add_local_pair_with_rela): New function.
10305 (Output_data_got::add_global_tls): Removed.
10306 (Output_data_got::add_global_tls_with_rel): Removed.
10307 (Output_data_got::add_global_tls_with_rela): Removed.
10308 (Output_data_got::add_local_tls): Removed.
10309 (Output_data_got::add_local_tls_with_rel): Removed.
10310 (Output_data_got::add_local_tls_with_rela): Removed.
10311 * output.h (Output_data_got::add_global): Added got_type parameter.
10312 (Output_data_got::add_global_with_rel): Likewise.
10313 (Output_data_got::add_global_with_rela): Likewise.
10314 (Output_data_got::add_global_pair_with_rel): New function.
10315 (Output_data_got::add_global_pair_with_rela): New function.
10316 (Output_data_got::add_local): Added got_type parameter.
10317 (Output_data_got::add_local_with_rel): Likewise.
10318 (Output_data_got::add_local_with_rela): Likewise.
10319 (Output_data_got::add_local_pair_with_rel): New function.
10320 (Output_data_got::add_local_pair_with_rela): New function.
10321 (Output_data_got::add_global_tls): Removed.
10322 (Output_data_got::add_global_tls_with_rel): Removed.
10323 (Output_data_got::add_global_tls_with_rela): Removed.
10324 (Output_data_got::add_local_tls): Removed.
10325 (Output_data_got::add_local_tls_with_rel): Removed.
10326 (Output_data_got::add_local_tls_with_rela): Removed.
10327 * resolve.cc (Symbol::override_base_with_special): Removed
10328 reference to has_got_offset_ field.
10329 * symtab.cc (Symbol::init_fields): Replaced initialization
10330 of got_offset_ with got_offsets_. Removed initialization
10331 of has_got_offset_
53fcba31 10332 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 10333 (Symbol::got_offset): Likewise.
10334 (Symbol::set_got_offset): Likewise.
10335 (Symbol::has_tls_got_offset): Removed.
10336 (Symbol::tls_got_offset): Removed.
10337 (Symbol::set_tls_got_offset): Removed.
10338 (Symbol::got_offset_): Removed.
10339 (Symbol::tls_mod_got_offset_): Removed.
10340 (Symbol::tls_pair_got_offset_): Removed.
10341 (Symbol::got_offsets_): New field.
10342 (Symbol::has_got_offset): Removed.
10343 (Symbol::has_tls_mod_got_offset): Removed.
10344 (Symbol::has_tls_pair_got_offset): Removed.
10345 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10346 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10347 member functions.
10348 (Target_x86_64::Scan::global): Likewise.
10349 (Target_x86_64::Relocate::relocate): Likewise.
10350 (Target_x86_64::Relocate::relocate_tls): Likewise.
10351
bd52eafb
BE		 103522008-03-25 Ben Elliston <bje@au.ibm.com>
10353
10354 * yyscript.y: Fix spelling error in comment.
10355
8b105e34
ILT		 103562008-03-24 Ian Lance Taylor <iant@google.com>
10357
8ed814a9
ILT		 10358 * options.h (class General_options): Define build_id option.
10359 * layout.h (class Layout): Declare write_build_id, create_note,
10360 create_build_id. Add build_id_note_ member.
10361 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10362 "libiberty.h", "md5.h", "sha1.h".
10363 (Layout::Layout): Initialize eh_frame_data_,
10364 eh_frame_hdr_section_, and build_id_note_.
10365 (Layout::finalize): Call create_build_id.
10366 (Layout::create_note): New function, broken out of
10367 Layout::create_gold_note.
10368 (Layout::create_gold_note): Call create_note.
10369 (Layout::create_build_id): New function.
10370 (Layout::write_build_id): New function.
10371 (Close_task_runner::run): Call write_build_id.
10372
8b105e34
ILT		 10373 * x86_64.cc: Correct license to GPLv3.
10374
086a1841
ILT		 103752008-03-23 Ian Lance Taylor <iant@google.com>
10376
10377 * options.cc: Include "demangle.h".
10378 (parse_optional_string): New function.
10379 (parse_long_option): Handle takes_optional_argument.
10380 (parse_short_option): Update dash_z initializer. Handle
10381 takes_optional_argument.
10382 (General_options::General_options): Initialize do_demangle_.
10383 (General_options::finalize): Set do_demangle_. Handle demangling
10384 style.
10385 * options.h (parse_optional_string): Declare.
10386 (struct One_option): Add optional_arg field. Update constructor.
10387 Update call constructor calls. Add takes_optional_argument
10388 function.
10389 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10390 (DEFINE_optional_string): Define.
10391 (General_options::demangle): Change from DEFINE_bool to
10392 DEFINE_optional_string.
10393 (General_options::no_demangle): New function.
10394 (General_options::do_demangle): New function.
10395 (General_options::set_do_demangle): New function.
10396 (General_options::execstack_status_): Move definition to end of
10397 class definition.
10398 (General_options::static_): Likewise.
10399 (General_options::do_demangle_): New field.
10400 * object.cc (big_endian>::get_symbol_location_info): Call
10401 Options::do_demangle, not Options::demangle.
10402 * symtab.cc (demangle): Likewise.
10403
cbb93e63
ILT		 104042008-03-22 Ian Lance Taylor <iant@google.com>
10405
10406 * gold.h: Include <cstddef> and <sys/types.h>
10407 * options.h: Include <cstring>.
10408
ec531623
ILT		 104092008-03-21 Ian Lance Taylor <iant@google.com>
10410
10411 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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