1 2011-05-23 Cary Coutant <ccoutant@google.com>
3 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5 bit when checking got_type.
6 * incremental.cc (Sized_incremental_binary::setup_readers):
7 Store symbol table and string table locations; initialize bit vector
9 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
11 (Sized_incremental_binary::do_process_got_plt): New function.
12 (Sized_incremental_binary::get_symtab_view): Use stored locations.
13 (Output_section_incremental_inputs::set_final_data_size): Record
14 file index for each input file.
15 (Output_section_incremental_inputs::write_got_plt): Store file index
16 instead of input entry offset for each GOT entry.
18 (Incremental_input_entry::Incremental_input_entry): Initialize new
20 (Incremental_input_entry::set_offset): Store file index.
21 (Incremental_input_entry::get_file_index): New function.
22 (Incremental_input_entry::file_index_): New data member.
23 (Incremental_binary::process_got_plt): New function.
24 (Incremental_binary::do_process_got_plt): New function.
25 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
27 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
28 (Sized_incremental_binary::set_file_is_unchanged): New function.
29 (Sized_incremental_binary::file_is_unchanged): New function.
30 (Sized_incremental_binary::do_process_got_plt): New function.
31 (Sized_incremental_binary::file_status_): New data member.
32 (Sized_incremental_binary::main_symtab_loc_): New data member.
33 (Sized_incremental_binary::main_strtab_loc_): New data member.
34 * output.cc (Output_data_got::Got_entry::write): Add case
36 (Output_data_got::add_global): Call add_got_entry.
37 (Output_data_got::add_global_plt): Likewise.
38 (Output_data_got::add_global_with_rel): Likewise.
39 (Output_data_got::add_global_with_rela): Likewise.
40 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
41 (Output_data_got::add_global_pair_with_rela): Likewise.
42 (Output_data_got::add_local): Call add_got_entry.
43 (Output_data_got::add_local_plt): Likewise.
44 (Output_data_got::add_local_with_rel): Likewise.
45 (Output_data_got::add_local_with_rela): Likewise.
46 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
47 (Output_data_got::add_local_pair_with_rela): Likewise.
48 (Output_data_got::reserve_slot): New function.
49 (Output_data_got::reserve_slot_for_global): New function.
50 (Output_data_got::add_got_entry): New function.
51 (Output_data_got::add_got_entry_pair): New function.
52 (Output_section::add_output_section_data): Edit FIXME.
54 (Output_section_data_build::Output_section_data_build): New
55 constructor with size parameter.
56 (Output_data_space::Output_data_space): Likewise.
57 (Output_data_got::Output_data_got): Initialize new data member; new
58 constructor with size parameter.
59 (Output_data_got::add_constant): Call add_got_entry.
60 (Output_data_got::reserve_slot): New function.
61 (Output_data_got::reserve_slot_for_global): New function.
62 (class Output_data_got::Got_entry): Add RESERVED_CODE.
63 (Output_data_got::add_got_entry): New function.
64 (Output_data_got::add_got_entry_pair): New function.
65 (Output_data_got::free_list_): New data member.
66 * target.h (Sized_target::init_got_plt_for_update): New function.
67 (Sized_target::register_global_plt_entry): New function.
68 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
69 Initialize new data member; call init; add constructor with PLT count.
70 (Output_data_plt_x86_64::init): New function.
71 (Output_data_plt_x86_64::add_relocation): New function.
72 (Output_data_plt_x86_64::reserve_slot): New function.
73 (Output_data_plt_x86_64::free_list_): New data member.
74 (Target_x86_64::init_got_plt_for_update): New function.
75 (Target_x86_64::register_global_plt_entry): New function.
76 (Output_data_plt_x86_64::add_entry): Allocate from free list for
78 (Output_data_plt_x86_64::add_relocation): New function.
79 * testsuite/object_unittest.cc (Object_test): Set default options.
81 2011-05-16 Ian Lance Taylor <iant@google.com>
83 * options.h (class General_options): Make -i a synonym for -r.
85 2011-05-16 Ian Lance Taylor <iant@google.com>
87 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
89 2011-05-10 Cary Coutant <ccoutant@google.com>
91 * object.cc (Sized_relobj::do_count_local_symbols): Check for
94 2011-05-06 Ian Lance Taylor <iant@google.com>
96 * layout.cc (Layout::layout): If the output section flags change,
99 2011-04-25 Cary Coutant <ccoutant@google.com>
101 * incremental-dump.cc (dump_incremental_inputs): Print local
102 symbol info for each input file.
104 (Output_section_incremental_inputs::set_final_data_size): Add local
105 symbol info to input file entries in incremental info.
106 (Output_section_incremental_inputs::write_info_blocks): Likewise.
107 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
108 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
109 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
111 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
112 (Sized_incr_relobj::do_relocate): Write the local symbols.
113 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
114 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
115 Adjust size of input file header.
116 (Incremental_inputs_reader::get_local_symbol_offset): New function.
117 (Incremental_inputs_reader::get_local_symbol_count): New function.
118 (Incremental_inputs_reader::get_input_section): Adjust size of input
120 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
121 (Sized_incr_relobj::This): New typedef.
122 (Sized_incr_relobj::sym_size): New const data member.
123 (Sized_incr_relobj::Local_symbol): New struct.
124 (Sized_incr_relobj::do_output_local_symbol_count): New function.
125 (Sized_incr_relobj::do_local_symbol_offset): New function.
126 (Sized_incr_relobj::local_symbol_count_): New data member.
127 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
128 (Sized_incr_relobj::local_symbol_index_): New data member.
129 (Sized_incr_relobj::local_symbol_offset_): New data member.
130 (Sized_incr_relobj::local_dynsym_offset_): New data member.
131 (Sized_incr_relobj::local_symbols_): New data member.
132 * object.h (Relobj::output_local_symbol_count): New function.
133 (Relobj::local_symbol_offset): New function.
134 (Relobj::do_output_local_symbol_count): New function.
135 (Relobj::do_local_symbol_offset): New function.
136 (Sized_relobj::do_output_local_symbol_count): New function.
137 (Sized_relobj::do_local_symbol_offset): New function.
139 2011-04-22 Vladimir Simonov <sv@sw.ru>
141 * descriptors.cc (set_close_on_exec): New function.
142 (Descriptors::open): Use set_close_on_exec.
143 * output.cc (S_ISLNK): Define if not defined.
145 2011-04-22 Cary Coutant <ccoutant@google.com>
147 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
149 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
150 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
151 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
153 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
154 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
155 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
157 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
159 (Incremental_binary::apply_incremental_relocs): New function.
160 (Incremental_binary::do_apply_incremental_relocs): New function.
161 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
163 (Sized_incremental_binary::add_global_symbol): New function.
164 (Sized_incremental_binary::global_symbol): New function.
165 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
166 (Sized_incremental_binary::symbol_map_): New data member.
167 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
168 * target.h (Sized_target::apply_relocation): New function.
169 * target-reloc.h (apply_relocation): New function.
170 * x86_64.cc (Target_x86_64::apply_relocation): New function.
172 2011-04-22 Doug Kwan <dougkwan@google.com>
174 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
175 flag of a SHT_ARM_EXIDX section.
176 * testsuite/Makefile.am (arm_exidx_test): New test rules.
177 * testsuite/Makefile.in: Regenerate.
178 * testsuite/arm_exidx_test.s: New file.
179 * testsuite/arm_exidx_test.sh: Same.
181 2011-04-20 Cary Coutant <ccoutant@google.com>
184 * archive.h (Incremental_archive_entry::Archive_member):
185 Initialize arg_serial_ (second constructor).
187 2011-04-17 Ian Lance Taylor <iant@google.com>
189 * object.cc (Relocate_info::location): Simplify location string.
190 * errors.cc (Errors::error_at_location): Don't print program
192 (Errors::warning_at_location): Likewise.
193 (Errors::undefined_symbol): Likewise.
194 * testsuite/debug_msg.sh: Update accordingly.
196 2011-04-14 Cary Coutant <ccoutant@google.com>
198 * gold/layout.cc (Layout::symtab_section_offset): New function.
199 * gold/layout.h (Layout::symtab_section_offset): New function.
200 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
202 2011-04-12 Ian Lance Taylor <iant@google.com>
204 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
206 * output.h (class Output_file): Add map_is_allocated_ field.
207 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
208 not available, provide stubs. If mremap is not available, #define
210 (MREMAP_MAYMOVE): Define if not defined.
211 (Output_file::Output_file): Initialize map_is_allocated_.
212 (Output_file::resize): Check map_is_allocated_.
213 (Output_file::map_anonymous): If mmap fails, use malloc.
214 (Output_file::unmap): Don't do anything for an anonymous map.
215 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
216 is not available, provide stubs.
217 (File_read::View::~View): Use free rather than delete[].
218 (File_read::make_view): Use malloc rather than new[]. If mmap
220 (File_read::find_or_make_view): Use malloc rather than new[].
221 * gold.h: Remove HAVE_REMAP code.
222 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
223 exists. Rename mremap to gold_mremap. If mmap is not available
225 * configure, config.in: Rebuild.
227 2011-04-11 Ian Lance Taylor <iant@google.com>
229 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
230 initialize local variable v.
232 2011-04-11 Cary Coutant <ccoutant@google.com>
234 * archive.cc (Archive::include_member): Adjust call to
236 (Add_archive_symbols::run): Track argument serial numbers.
237 (Lib_group::include_member): Likewise.
238 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
239 * archive.h (Incremental_archive_entry::Archive_member):
240 Initialize arg_serial_.
241 (Archive_member::arg_serial_): New data member.
242 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
243 (Sized_dynobj::do_add_symbols): Track symbols when doing an
245 (Sized_dynobj::do_for_all_local_got_entries): New function.
246 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
248 * fileread.cc (get_mtime): New function.
249 * fileread.h (get_mtime): New function.
250 * gold.cc (queue_initial_tasks): Check for incremental update.
251 (process_incremental_input): New function.
252 (queue_middle_tasks): Don't force valid target for incremental
254 * incremental-dump.cc (find_input_containing_global): Adjust
255 size of symbol info entry.
256 (dump_incremental_inputs): Dump argument serial number and
257 in_system_directory flag; bias shndx by 1; print symbol names
258 when dumping per-file symbol lists; use new symbol info readers.
260 (Output_section_incremental_inputs:update_data_size): New function.
261 (Sized_incremental_binary::setup_readers): Setup input readers
262 for each input file; build maps for files added from libraries
264 (Sized_incremental_binary::check_input_args): New function.
265 (Sized_incremental_binary::do_check_inputs): Build map of argument
266 serial numbers to input arguments.
267 (Sized_incremental_binary::do_file_has_changed): Rename
268 do_file_is_unchanged to this; compare file modification times.
269 (Sized_incremental_binary::do_init_layout): New function.
270 (Sized_incremental_binary::do_reserve_layout): New function.
271 (Sized_incremental_binary::do_get_input_reader): Remove.
272 (Sized_incremental_binary::get_symtab_view): New function.
273 (Incremental_checker::can_incrementally_link_output_file): Remove.
274 (Incremental_inputs::report_command_line): Exclude --debug options.
275 (Incremental_inputs::report_archive_begin): Add parameter; track
276 argument serial numbers; don't put input file entry for archive
277 before archive members.
278 (Incremental_inputs::report_archive_end): Put input file entry
279 for archive after archive members.
280 (Incremental_inputs::report_object): Add parameter; track argument
281 serial numbers and in_system_directory flag.
282 (Incremental_inputs::report_script): Add parameter; track argument
284 (Output_section_incremental_inputs::set_final_data_size): Adjust
285 size of symbol info entry; check for forwarding symbols.
286 (Output_section_incremental_inputs::write_input_files): Write
287 in_system_directory flag and argument serial number.
288 (Output_section_incremental_inputs::write_info_blocks): Map section
289 indices between incremental info and original input file; store
290 input section index for each symbol.
291 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
292 change operator() to visit().
293 (class Global_got_offset_visitor): Likewise.
294 (class Global_symbol_visitor_got_plt):
295 (Output_section_incremental_inputs::write_got_plt): Use new visitor
297 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
298 (Sized_incr_relobj::do_read_symbols): New function.
299 (Sized_incr_relobj::do_layout): New function.
300 (Sized_incr_relobj::do_layout_deferred_sections): New function.
301 (Sized_incr_relobj::do_add_symbols): New function.
302 (Sized_incr_relobj::do_should_include_member): New function.
303 (Sized_incr_relobj::do_for_all_global_symbols): New function.
304 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
305 (Sized_incr_relobj::do_section_size): New function.
306 (Sized_incr_relobj::do_section_name): New function.
307 (Sized_incr_relobj::do_section_contents): New function.
308 (Sized_incr_relobj::do_section_flags): New function.
309 (Sized_incr_relobj::do_section_entsize): New function.
310 (Sized_incr_relobj::do_section_address): New function.
311 (Sized_incr_relobj::do_section_type): New function.
312 (Sized_incr_relobj::do_section_link): New function.
313 (Sized_incr_relobj::do_section_info): New function.
314 (Sized_incr_relobj::do_section_addralign): New function.
315 (Sized_incr_relobj::do_initialize_xindex): New function.
316 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
317 (Sized_incr_relobj::do_read_relocs): New function.
318 (Sized_incr_relobj::do_gc_process_relocs): New function.
319 (Sized_incr_relobj::do_scan_relocs): New function.
320 (Sized_incr_relobj::do_count_local_symbols): New function.
321 (Sized_incr_relobj::do_finalize_local_symbols): New function.
322 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
323 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
324 (Sized_incr_relobj::do_relocate): New function.
325 (Sized_incr_relobj::do_set_section_offset): New function.
326 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
327 (Sized_incr_dynobj::do_read_symbols): New function.
328 (Sized_incr_dynobj::do_layout): New function.
329 (Sized_incr_dynobj::do_add_symbols): New function.
330 (Sized_incr_dynobj::do_should_include_member): New function.
331 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
332 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
333 (Sized_incr_dynobj::do_section_size): New function.
334 (Sized_incr_dynobj::do_section_name): New function.
335 (Sized_incr_dynobj::do_section_contents): New function.
336 (Sized_incr_dynobj::do_section_flags): New function.
337 (Sized_incr_dynobj::do_section_entsize): New function.
338 (Sized_incr_dynobj::do_section_address): New function.
339 (Sized_incr_dynobj::do_section_type): New function.
340 (Sized_incr_dynobj::do_section_link): New function.
341 (Sized_incr_dynobj::do_section_info): New function.
342 (Sized_incr_dynobj::do_section_addralign): New function.
343 (Sized_incr_dynobj::do_initialize_xindex): New function.
344 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
345 (make_sized_incremental_object): New function.
346 (Incremental_library::copy_unused_symbols): New function.
347 (Incremental_library::do_for_all_unused_symbols): New function.
348 * incremental.h (enum Incremental_input_flags): New type.
349 (class Incremental_checker): Remove.
350 (Incremental_input_entry::Incremental_input_entry): Add argument
352 (Incremental_input_entry::arg_serial): New function.
353 (Incremental_input_entry::set_is_in_system_directory): New function.
354 (Incremental_input_entry::is_in_system_directory): New function.
355 (Incremental_input_entry::arg_serial_): New data member.
356 (Incremental_input_entry::is_in_system_directory_): New data member.
357 (class Script_info): Move here from script.h.
358 (Script_info::Script_info): Add filename parameter.
359 (Script_info::filename): New function.
360 (Script_info::filename_): New data member.
361 (Incremental_script_entry::Incremental_script_entry): Add argument
363 (Incremental_object_entry::Incremental_object_entry): Likewise.
364 (Incremental_object_entry::add_input_section): Build list of input
365 sections with map to original shndx.
366 (Incremental_object_entry::get_input_section_index): New function.
367 (Incremental_object_entry::shndx_): New data member.
368 (Incremental_object_entry::name_key_): Rename; adjust all refs.
369 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
370 (Incremental_archive_entry::Incremental_archive_entry): Add argument
372 (Incremental_inputs::report_archive_begin): Likewise.
373 (Incremental_inputs::report_object): Likewise.
374 (Incremental_inputs::report_script): Likewise.
375 (class Incremental_global_symbol_reader): New class.
376 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
377 and store flags and input file type.
378 (Incremental_input_entry_reader::arg_serial): New function.
379 (Incremental_input_entry_reader::type): Extract type from flags.
380 (Incremental_input_entry_reader::is_in_system_directory): New function.
381 (Incremental_input_entry_reader::get_input_section_count): Call
382 accessor function for type.
383 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
384 function for type; adjust size of global symbol entry.
385 (Incremental_input_entry_reader::get_global_symbol_count): Call
386 accessor function for type.
387 (Incremental_input_entry_reader::get_object_count): Likewise.
388 (Incremental_input_entry_reader::get_object_offset): Likewise.
389 (Incremental_input_entry_reader::get_member_count): Likewise.
390 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
391 (Incremental_input_entry_reader::get_member_offset): Likewise.
392 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
393 (Incremental_input_entry_reader::Global_symbol_info): Remove.
394 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
395 (Incremental_input_entry_reader::get_global_symbol_reader): New
397 (Incremental_input_entry_reader::get_output_symbol_index): New
399 (Incremental_input_entry_reader::type_): Remove.
400 (Incremental_input_entry_reader::flags_): New data member.
401 (Incremental_inputs_reader::input_file_offset): New function.
402 (Incremental_inputs_reader::input_file_index): New function.
403 (Incremental_inputs_reader::input_file): Call input_file_offset.
404 (Incremental_inputs_reader::input_file_at_offset): New function.
405 (Incremental_relocs_reader::get_r_type): Reformat.
406 (Incremental_relocs_reader::get_r_shndx): Reformat.
407 (Incremental_relocs_reader::get_r_offset): Reformat.
408 (Incremental_relocs_reader::data): New function.
409 (Incremental_binary::Incremental_binary): Initialize new data members.
410 (Incremental_binary::check_inputs): Add cmdline parameter.
411 (Incremental_binary::file_is_unchanged): Remove.
412 (Input_reader::arg_serial): New function.
413 (Input_reader::get_unused_symbol_count): New function.
414 (Input_reader::get_unused_symbol): New function.
415 (Input_reader::do_arg_serial): New function.
416 (Input_reader::do_get_unused_symbol_count): New function.
417 (Input_reader::do_get_unused_symbol): New function.
418 (Incremental_binary::input_file_count): New function.
419 (Incremental_binary::get_input_reader): Change signature to use
420 index instead of filename.
421 (Incremental_binary::file_has_changed): New function.
422 (Incremental_binary::get_input_argument): New function.
423 (Incremental_binary::get_library): New function.
424 (Incremental_binary::get_script_info): New function.
425 (Incremental_binary::init_layout): New function.
426 (Incremental_binary::reserve_layout): New function.
427 (Incremental_binary::output_file): New function.
428 (Incremental_binary::do_check_inputs): New function.
429 (Incremental_binary::do_file_is_unchanged): Remove.
430 (Incremental_binary::do_file_has_changed): New function.
431 (Incremental_binary::do_init_layout): New function.
432 (Incremental_binary::do_reserve_layout): New function.
433 (Incremental_binary::do_input_file_count): New function.
434 (Incremental_binary::do_get_input_reader): Change signature.
435 (Incremental_binary::input_args_map_): New data member.
436 (Incremental_binary::library_map_): New data member.
437 (Incremental_binary::script_map_): New data member.
438 (Sized_incremental_binary::Sized_incremental_binary): Initialize
440 (Sized_incremental_binary::output_section): New function.
441 (Sized_incremental_binary::inputs_reader): Add const.
442 (Sized_incremental_binary::symtab_reader): Add const.
443 (Sized_incremental_binary::relocs_reader): Add const.
444 (Sized_incremental_binary::got_plt_reader): Add const.
445 (Sized_incremental_binary::get_symtab_view): New function.
446 (Sized_incremental_binary::Inputs_reader): New typedef.
447 (Sized_incremental_binary::Input_entry_reader): New typedef.
448 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
449 (Sized_incremental_binary::do_file_is_unchanged): Remove.
450 (Sized_incremental_binary::do_file_has_changed): New function.
451 (Sized_incremental_binary::do_init_layout): New function.
452 (Sized_incremental_binary::do_reserve_layout): New function.
453 (Sized_input_reader::Inputs_reader): Remove.
454 (Sized_input_reader::Input_entry_reader): Remove.
455 (Sized_input_reader::do_arg_serial): New function.
456 (Sized_input_reader::do_get_unused_symbol_count): New function.
457 (Sized_input_reader::do_get_unused_symbol): New function.
458 (Sized_incremental_binary::do_input_file_count): New function.
459 (Sized_incremental_binary::do_get_input_reader): Change signature;
460 use index instead of filename.
461 (Sized_incremental_binary::section_map_): New data member.
462 (Sized_incremental_binary::input_entry_readers_): New data member.
463 (class Sized_incr_relobj): New class.
464 (class Sized_incr_dynobj): New class.
465 (make_sized_incremental_object): New function.
466 (class Incremental_library): New class.
467 * layout.cc (Free_list::num_lists): New static data member.
468 (Free_list::num_nodes): New static data member.
469 (Free_list::num_removes): New static data member.
470 (Free_list::num_remove_visits): New static data member.
471 (Free_list::num_allocates): New static data member.
472 (Free_list::num_allocate_visits): New static data member.
473 (Free_list::init): New function.
474 (Free_list::remove): New function.
475 (Free_list::allocate): New function.
476 (Free_list::dump): New function.
477 (Free_list::print_stats): New function.
478 (Layout_task_runner::run): Resize output file for incremental updates.
479 (Layout::Layout): Initialize new data members.
480 (Layout::set_incremental_base): New function.
481 (Layout::init_fixed_output_section): New function.
482 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
484 (Layout::create_gold_note): Do not create gold note section for
486 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
487 for incremental updates.
488 (Layout::set_section_offsets): For incremental updates, allocate space
490 (Layout::create_symtab_sections): Layout with offsets relative to
491 start of section; for incremental updates, allocate space from free
493 (Layout::create_shdrs): For incremental updates, allocate space from
495 (Layout::finish_dynamic_section): For incremental updates, do not
496 check --as-needed (fixed in subsequent patch).
497 * layout.h (class Free_list): New class.
498 (Layout::set_incremental_base): New function.
499 (Layout::incremental_base): New function.
500 (Layout::init_fixed_output_section): New function.
501 (Layout::allocate): New function.
502 (Layout::incremental_base_): New data member.
503 (Layout::free_list_): New data member.
504 * main.cc (main): Print Free_list statistics.
505 * object.cc (Relobj::finalize_incremental_relocs): Add
506 clear_counts parameter; clear counts only when clear_counts is set.
507 (Sized_relobj::Sized_relobj): Initialize new base class.
508 (Sized_relobj::do_layout): Don't report special sections.
509 (Sized_relobj::do_for_all_local_got_entries): New function.
510 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
511 symtab_off to all symbol table offsets.
512 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
513 * object.h (class Got_offset_list): Move to top of file.
514 (Object::Object): Allow case where input_file == NULL.
515 (Object::~Object): Likewise.
516 (Object::input_file): Assert that input_file != NULL.
517 (Object::lock): Allow case where input_file == NULL.
518 (Object::unlock): Likewise.
519 (Object::is_locked): Likewise.
520 (Object::token): Likewise.
521 (Object::release): Likewise.
522 (Object::is_incremental): New function.
523 (Object::get_mtime): New function.
524 (Object::for_all_local_got_entries): New function.
525 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
526 (Object::set_is_in_system_directory): New function.
527 (Object::is_in_system_directory): New function.
528 (Object::do_is_incremental): New function.
529 (Object::do_get_mtime): New function.
530 (Object::do_for_all_local_got_entries): New function.
531 (Object::is_in_system_directory_): New data member.
532 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
533 (class Sized_relobj_base): New class.
534 (class Sized_relobj): Derive from Sized_relobj_base.
535 (class Sized_relobj::Symbols): Redeclare from base class.
536 (class Sized_relobj::local_got_offset_list): Remove.
537 (class Sized_relobj::Output_sections): Redeclare from base class.
538 (class Sized_relobj::do_for_all_local_got_entries): New function.
539 (class Sized_relobj::write_local_symbols): Add offset parameter.
540 (class Sized_relobj::local_symbol_offset_): Update comment.
541 (class Sized_relobj::local_dynsym_offset_): Update comment.
542 * options.cc (Input_arguments::add_file): Remove const.
543 * options.h (Input_file_argument::Input_file_argument):
544 Initialize arg_serial_ (all constructors).
545 (Input_file_argument::set_arg_serial): New function.
546 (Input_file_argument::arg_serial): New function.
547 (Input_file_argument::arg_serial_): New data member.
548 (Input_arguments::Input_arguments): Initialize file_count_.
549 (Input_arguments::add_file): Remove const.
550 (Input_arguments::number_of_input_files): New function.
551 (Input_arguments::file_count_): New data member.
552 (Command_line::number_of_input_files): Call
553 Input_arguments::number_of_input_files.
554 * output.cc (Output_segment_headers::Output_segment_headers):
556 (Output_section::Input_section::current_data_size): New function.
557 (Output_section::Output_section): Initialize new data members.
558 (Output_section::add_input_section): Don't do merge sections for
559 an incremental link; allocate space from free list for an
561 (Output_section::add_output_section_data): Allocate space from
562 free list for an incremental update.
563 (Output_section::update_data_size): New function.
564 (Output_section::set_fixed_layout): New function.
565 (Output_section::reserve): New function.
566 (Output_segment::set_section_addresses): Remove const.
567 (Output_segment::set_section_list_addresses): Remove const; allocate
568 space from free list for an incremental update.
569 (Output_segment::set_offset): Adjust size of RELRO segment for an
571 * output.h (Output_data::current_data_size): Move here from
573 (Output_data::pre_finalize_data_size): New function.
574 (Output_data::update_data_size): New function.
575 (Output_section_headers::update_data_size): new function.
576 (Output_section_data_build::current_data_size): Move to Output_data.
577 (Output_data_strtab::update_data_size): New function.
578 (Output_section::current_data_size): Move to Output_data.
579 (Output_section::set_fixed_layout): New function.
580 (Output_section::has_fixed_layout): New function.
581 (Output_section::reserve): New function.
582 (Output_section::update_data_size): New function.
583 (Output_section::has_fixed_layout_): New data member.
584 (Output_section::free_list_): New data member.
585 (Output_segment::set_section_addresses): Remove const.
586 (Output_segment::set_section_list_addresses): Remove const.
587 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
589 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
591 * readsyms.cc (Read_symbols::do_read_symbols): Add library
592 parameter when calling Add_symbols constructor; store argument
593 serial number for members of a lib group.
594 (Add_symbols::locks): Allow case where token == NULL.
595 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
596 (Read_member::~Read_member): New function.
597 (Read_member::is_runnable): New function.
598 (Read_member::locks): New function.
599 (Read_member::run): New function.
600 (Check_script::~Check_script): New function.
601 (Check_script::is_runnable): New function.
602 (Check_script::locks): New function.
603 (Check_script::run): New function.
604 (Check_library::~Check_library): New function.
605 (Check_library::is_runnable): New function.
606 (Check_library::locks): New function.
607 (Check_library::run): New function.
608 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
609 (Add_symbols::library_): New data member.
610 (class Read_member): New class.
611 (class Check_script): New class.
612 (class Check_library): New class.
613 * reloc.cc (Read_relocs::is_runnable): Allow case where
615 (Read_relocs::locks): Likewise.
616 (Scan_relocs::locks): Likewise.
617 (Relocate_task::locks): Likewise.
618 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
620 (Sized_relobj::incremental_relocs_scan): Fix comment.
621 (Sized_relobj::do_relocate): Pass output file offset to
623 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
624 from class declaration.
625 * script.cc (read_input_script): Allocate Script_info; pass
626 argument serial number to report_script.
627 * script.h (class Script_info): Move to incremental.h.
628 * symtab.cc (Symbol_table::add_from_incrobj): New function.
629 * symtab.h (Symbol_table::add_from_incrobj): New function.
630 (Symbol_table::set_file_offset): New function.
632 2011-04-05 Cary Coutant <ccoutant@google.com>
634 * incremental-dump.cc (dump_incremental_inputs): Change signature
635 to take a Sized_incremental_binary; change caller. Use readers
636 in Sized_incremental_binary.
638 (Sized_incremental_binary::find_incremental_inputs_sections):
639 Rename do_find_incremental_inputs_sections to this.
640 (Sized_incremental_binary::setup_readers): New function.
641 (Sized_incremental_binary::do_check_inputs): Check
642 has_incremental_info_ flag; move setup code to setup_readers;
644 (Sized_incremental_binary::do_file_is_unchanged): New function.
645 (Sized_incremental_binary::do_get_input_reader): New function.
646 * incremental.h (class Incremental_binary): Move to end of file.
647 (Incremental_binary::file_is_unchanged): New function.
648 (Incremental_binary::do_file_is_unchanged): New function.
649 (Incremental_binary::Input_reader): New class.
650 (Incremental_binary::get_input_reader): New function.
651 (class Sized_incremental_binary): Move to end of file.
652 (Sized_incremental_binary::Sized_incremental_binary): Setup the
653 input section reader classes.
654 (Sized_incremental_binary::has_incremental_info): New function.
655 (Sized_incremental_binary::inputs_reader): New function.
656 (Sized_incremental_binary::symtab_reader): New function.
657 (Sized_incremental_binary::relocs_reader): New function.
658 (Sized_incremental_binary::got_plt_reader): New function.
659 (Sized_incremental_binary::do_file_is_unchanged): New function.
660 (Sized_incremental_binary::Sized_input_reader): New class.
661 (Sized_incremental_binary::get_input_reader): New function.
662 (Sized_incremental_binary::find_incremental_inputs_sections):
663 Rename do_find_incremental_inputs_sections to this.
664 (Sized_incremental_binary::setup_readers): New function.
665 (Sized_incremental_binary::has_incremental_info_): New data member.
666 (Sized_incremental_binary::inputs_reader_): New data member.
667 (Sized_incremental_binary::symtab_reader_): New data member.
668 (Sized_incremental_binary::relocs_reader_): New data member.
669 (Sized_incremental_binary::got_plt_reader_): New data member.
670 (Sized_incremental_binary::current_input_file_): New data member.
672 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
675 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
678 2011-03-30 Cary Coutant <ccoutant@google.com>
680 * archive.cc (Archive::include_member): Adjust call to report_object.
681 (Add_archive_symbols::run): Add script_info to call to
682 report_archive_begin.
683 (Lib_group::include_member): Adjust call to report_object.
684 (Add_lib_group_symbols::run): Adjust call to report_object.
685 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
686 blocks. Add object count for script input files.
687 * incremental.cc (Incremental_inputs::report_archive_begin): Add
688 script_info parameter; change all callers.
689 (Incremental_inputs::report_object): Add script_info parameter;
691 (Incremental_inputs::report_script): Store backpointer to
692 incremental info entry.
693 (Output_section_incremental_inputs::set_final_data_size): Record
694 additional information for scripts.
695 (Output_section_incremental_inputs::write_info_blocks): Likewise.
696 * incremental.h (Incremental_script_entry::add_object): New function.
697 (Incremental_script_entry::get_object_count): New function.
698 (Incremental_script_entry::get_object): New function.
699 (Incremental_script_entry::objects_): New data member; adjust
701 (Incremental_inputs::report_archive_begin): Add script_info parameter.
702 (Incremental_inputs::report_object): Add script_info parameter.
703 (Incremental_inputs_reader::get_object_count): New function.
704 (Incremental_inputs_reader::get_object_offset): New function.
705 * options.cc (Input_arguments::add_file): Return reference to
707 * options.h (Input_argument::set_script_info): New function.
708 (Input_argument::script_info): New function.
709 (Input_argument::script_info_): New data member; adjust all
711 (Input_file_group::add_file): Return reference to new input argument.
712 (Input_file_lib::add_file): Likewise.
713 (Input_arguments::add_file): Likewise.
714 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
715 * script.cc (Parser_closure::Parser_closure): Add script_info
716 parameter; adjust all callers.
717 (Parser_closure::script_info): New function.
718 (Parser_closure::script_info_): New data member.
719 (read_input_script): Report scripts earlier to incremental info.
720 (script_add_file): Set script_info in Input_argument.
721 (script_add_library): Likewise.
722 * script.h (Script_options::Script_info): Rewrite class.
724 2011-03-29 Cary Coutant <ccoutant@google.com>
726 * archive.cc (Library_base::should_include_member): Move
727 method here from class Archive.
728 (Archive::Archive): Initialize base class.
729 (Archive::should_include_member): Move to base class.
730 (Archive::do_for_all_unused_symbols): New function.
731 (Add_archive_symbols::run): Remove redundant access to
733 (Lib_group::Lib_group): Initialize base class.
734 (Lib_group::do_filename): New function.
735 (Lib_group::include_member): Pass pointer to Lib_group to
737 (Lib_group::do_for_all_unused_symbols): New function.
738 (Add_lib_group_symbols::run): Report archive information for
740 * archive.h (class Library_base): New base class.
741 (class Archive): Derive from Library_base.
742 (Archive::filename): Move to base class.
743 (Archive::set_incremental_info): Likewise.
744 (Archive::incremental_info): Likewise.
745 (Archive::Should_include): Likewise.
746 (Archive::should_include_member): Likewise.
747 (Archive::Armap_entry): Remove.
748 (Archive::Unused_symbol_iterator): Remove.
749 (Archive::unused_symbols_begin): Remove.
750 (Archive::unused_symbols_end): Remove.
751 (Archive::do_filename): New function.
752 (Archive::do_get_mtime): New function.
753 (Archive::do_for_all_unused_symbols): New function.
754 (Archive::task_): Move to base class.
755 (Archive::incremental_info_): Likewise.
756 (class Lib_group): Derive from Library_base.
757 (Lib_group::do_filename): New function.
758 (Lib_group::do_get_mtime): New function.
759 (Lib_group::do_for_all_unused_symbols): New function.
760 (Lib_group::task_): Move to base class.
761 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
763 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
765 * incremental.cc (Incremental_inputs::report_archive_begin):
766 Use Library_base; call library's get_mtime; add incremental inputs
767 entry before members.
768 (class Unused_symbol_visitor): New class.
769 (Incremental_inputs::report_archive_end): Use Library_base; use
770 visitor class to record unused symbols; don't add incremental inputs
772 (Incremental_inputs::report_object): Use Library_base.
774 (Incremental_archive_entry::Incremental_archive_entry): Remove
775 unused Archive parameter.
776 (Incremental_inputs::report_archive_begin): Use Library_base.
777 (Incremental_inputs::report_archive_end): Likewise.
778 (Incremental_inputs::report_object): Likewise.
779 * object.cc (Sized_relobj::do_for_all_global_symbols): New
781 * object.h (Object::for_all_global_symbols): New function.
782 (Object::do_for_all_global_symbols): New function.
783 (Sized_relobj::do_for_all_global_symbols): New function.
784 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
786 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
789 2011-03-27 Ian Lance Taylor <iant@google.com>
791 * archive.cc (Archive::interpret_header): Return -1 if something
792 goes wrong. Change callers accordingly.
794 2011-03-25 Cary Coutant <ccoutant@google.com>
796 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
797 * testsuite/Makefile.in: Regenerate.
799 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
801 * plugin.cc (get_view): New.
802 (Plugin::load): Pass get_view to the plugin.
803 (Plugin_manager::get_view): New.
805 2011-03-21 Ian Lance Taylor <iant@google.com>
807 * testsuite/final_layout.sh: Rewrite to not use dc.
808 * testsuite/relro_test.sh: Fail if dc is not present.
810 2011-03-21 Sriraman Tallam <tmsriram@google.com>
812 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
814 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
815 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
817 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
818 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
820 2011-03-14 Ian Lance Taylor <iant@google.com>
822 * script-sections.cc (Sort_output_sections::script_compare):
823 Rename from is_before, change return type.
824 (Sort_output_sections::operator()): Adjust accordingly.
826 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
829 * testsuite/odr_violation2.cc: Add comment to make all error line
830 numbers double digits.
831 * testsuite/debug_msg.sh: Adjust expected errors.
833 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
835 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
836 but mark earlier ones as non-canonical
837 (offset_to_iterator): Update search target and example
838 (do_addr2line): Return extra lines in a vector*
839 (format_file_lineno): Extract from do_addr2line
840 (one_addr2line): Add vector* out-param
841 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
842 when a lineno entry appeared last for its instruction
843 (Dwarf_line_info): Add vector* out-param
844 * object.cc (Relocate_info): Pass NULL for the vector* out-param
845 * symtab.cc (Odr_violation_compare): Include the lineno in the
847 (linenos_from_loc): New. Combine the canonical line for an
848 address with its other lines.
849 (True_if_intersect): New. Helper functor to make
850 std::set_intersection a query.
851 (detect_odr_violations): Compare sets of lines instead of just
852 one line for each function. This became less deterministic, but
853 has fewer false positives.
854 * symtab.h: Declarations.
855 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
856 mix an optimized and non-optimized object in the same binary
857 (odr_violation2.so): Same.
858 * testsuite/Makefile.in: Regenerate from Makefile.am.
859 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
860 * testsuite/debug_msg.sh: Update line numbers and add
862 * testsuite/odr_violation1.cc: Use OdrDerived, in a
863 non-optimized context.
864 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
865 isn't inlined, and use OdrDerived in an optimized context.
866 * testsuite/odr_header1.h: Defines OdrDerived, where
867 optimization will change the
868 first-instruction-in-the-destructor's file and line number.
869 * testsuite/odr_header2.h: Defines OdrBase.
871 2011-03-09 Ian Lance Taylor <iant@google.com>
873 * fileread.cc (File_read::clear_views): Don't delete the whole
876 2011-03-08 Ian Lance Taylor <iant@google.com>
879 * fileread.cc: #include <climits>.
880 (GOLD_IOV_MAX): Define.
881 (File_read::read_multiple): Limit number of entries by iov_max.
882 * fileread.h (class File_read): Always set max_readv_entries to
885 2011-03-07 Ian Lance Taylor <iant@google.com>
888 * options.h (class General_options): Add -dy and -dn.
890 2011-03-02 Cary Coutant <ccoutant@google.com>
892 * testsuite/script_test_9.t: Add TLS segment.
894 2011-03-02 Simon Baldwin <simonb@google.com>
896 * configure.ac: Add check for gnu_indirect_function support in
897 the toolchain building binutils.
898 * configure: Rebuild.
900 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
902 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
904 (Symbol_table::sized_finalize_symbol) Mark symbol only present
905 in plugin files as not needed in the symbol table.
907 2011-02-11 Sriraman Tallam <tmsriram@google.com>
909 * output.cc (Output_section::add_input_section): Delay fill
910 generation for section ordering.
912 2011-02-09 Ian Lance Taylor <iant@google.com>
915 * object.h (class Sized_relobj): Remove clear_local_symbols.
916 * reloc.cc (Sized_relobj::do_relocate): Don't call
919 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
921 * plugin.cc (is_visible_from_outside): Return true for symbols
924 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
926 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
929 2011-02-02 Sriraman Tallam <tmsriram@google.com>
931 * icf.h (is_section_foldable_candidate): Change type of parameter
933 * icf.cc (Icf::find_identical_sections): Change type of local variable
934 section_name to be std::string.
935 (is_function_ctor_or_dtor): Change type of parameter to std::string.
937 2011-01-25 Ian Lance Taylor <iant@google.com>
939 * script.cc (script_add_extern): Rewrite to use
940 add_symbol_reference.
942 2011-01-25 Doug Kwan <dougkwan@google.com>
944 * icf.cc (get_section_contents): Always lock section's object.
946 2011-01-24 Ian Lance Taylor <iant@google.com>
948 * options.h (class General_options): Accept
949 --no-detect-odr-violations.
951 2011-01-24 Ian Lance Taylor <iant@google.com>
953 * version.cc (version_string): Bump to 1.11.
955 2011-01-24 Ian Lance Taylor <iant@google.com>
957 * plugin.cc (class Plugin_rescan): Define new class.
958 (Plugin_manager::claim_file): Set any_claimed_.
959 (Plugin_manager::save_archive): New function.
960 (Plugin_manager::save_input_group): New function.
961 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
963 (Plugin_manager::new_undefined_symbol): New function.
964 (Plugin_manager::rescan): New function.
965 (Plugin_manager::rescannable_defines): New function.
966 (Plugin_manager::add_input_file): Set any_added_.
967 * plugin.h (class Plugin_manager): define new fields rescannable_,
968 undefined_symbols_, any_claimed_, and any_added_. Declare
969 Plugin_rescan as friend. Declare new functions.
970 (Plugin_manager::Rescannable): Define type.
971 (Plugin_manager::Rescannable_list): Define type.
972 (Plugin_manager::Undefined_symbol_list): Define type.
973 (Plugin_manager::Plugin_manager): Initialize new fields.
974 * archive.cc (Archive::defines_symbol): New function.
975 (Add_archive_symbols::run): Pass archive to plugins if any.
976 * archive.h (class Archive): Declare defines_symbol.
977 * readsyms.cc (Input_group::~Input_group): New function.
978 (Finish_group::run): Pass input_group to plugins if any.
979 * readsyms.h (class Input_group): Declare destructor.
980 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
983 2011-01-10 Ian Lance Taylor <iant@google.com>
985 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
987 (Layout::set_segment_offsets): Reset increase_relro before calling
988 set_section_addresses a second time.
990 2011-01-04 Cary Coutant <ccoutant@google.com>
992 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
993 sections before NOBITS sections.
995 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
997 * version.cc (print_version): Update copyright to 2011.
999 2010-12-23 Cary Coutant <ccoutant@google.com>
1001 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1002 of OS to this->add. Add OD parameter to second form of the function.
1004 2010-12-20 Ian Lance Taylor <iant@google.com>
1006 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1007 second of two consecutive entries with same offset.
1009 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1011 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1012 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1013 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1014 to avoid unneeded links against $(LDADD).
1015 * testsuite/Makefile.in: Regenerate.
1017 2010-12-15 Ian Lance Taylor <iant@google.com>
1020 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1021 for R_X86_64_32 and R_X86_64_PC32.
1022 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1023 ver_matching_def_pic.o.
1024 (ver_matching_def_pic.o): New target.
1026 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1028 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1029 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1030 Move definition before File_read::View member definitions.
1031 (File_read::View::~View): Initialize and hold lock before
1032 updating current_mapped_bytes.
1034 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1036 * dwarf_reader.cc: Remove outdated comment.
1037 * gold-threads.cc: Fix typo in error message.
1038 * archive.cc: Fix typos in comments.
1039 * archive.h: Likewise.
1040 * arm-reloc-property.cc: Likewise.
1041 * arm-reloc-property.h: Likewise.
1042 * arm-reloc.def: Likewise.
1044 * attributes.h: Likewise.
1045 * cref.cc: Likewise.
1046 * ehframe.cc: Likewise.
1047 * fileread.h: Likewise.
1049 * i386.cc: Likewise.
1051 * incremental.h: Likewise.
1052 * int_encoding.cc: Likewise.
1053 * layout.h: Likewise.
1054 * main.cc: Likewise.
1055 * merge.h: Likewise.
1056 * object.cc: Likewise.
1057 * object.h: Likewise.
1058 * options.cc: Likewise.
1059 * readsyms.cc: Likewise.
1060 * reduced_debug_output.cc: Likewise.
1061 * reloc.cc: Likewise.
1062 * script-sections.cc: Likewise.
1063 * sparc.cc: Likewise.
1064 * symtab.h: Likewise.
1065 * target-reloc.h: Likewise.
1066 * target.cc: Likewise.
1067 * target.h: Likewise.
1068 * timer.cc: Likewise.
1069 * timer.h: Likewise.
1070 * x86_64.cc: Likewise.
1072 2010-12-09 Cary Coutant <ccoutant@google.com>
1074 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1076 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1077 parameter; change all callers.
1078 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1079 * options.h (warn_execstack): New option.
1081 2010-12-07 Doug Kwan <dougkwan@google.com>
1083 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1084 like function call relocations.
1086 2010-12-07 Ian Lance Taylor <iant@google.com>
1088 * archive.cc (Archive::get_elf_object_for_member): Permit
1089 punconfigured to be NULL.
1090 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1091 (Archive::include_member): Pass NULL to get_elf_object_for_member
1092 if we searched for the archive and this is the first included
1095 2010-12-01 Ian Lance Taylor <iant@google.com>
1097 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1098 track_relocs_type_ field.
1099 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1100 Set track_relocs_type_.
1101 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1102 contents when using RELA relocs.
1103 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1105 * reloc.cc (Track_relocs::next_addend): New function.
1106 * reloc.h (class Track_relocs): Declare next_addend.
1108 2010-12-01 Ian Lance Taylor <iant@google.com>
1110 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1113 2010-12-01 Ian Lance Taylor <iant@google.com>
1115 * README: Update compilers known to work and fail.
1117 2010-11-23 Matthias Klose <doko@ubuntu.com>
1119 * configure.in: For --enable-gold, handle value `default' instead of
1120 `both*'. Always install ld as ld.bfd, install as ld if gold is
1122 * configure: Regenerate.
1124 2010-11-18 Doug Kwan <dougkwan@google.com>
1126 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1127 and right_alignment to be zero. Store result alignment only if it is
1128 greater than existing alignment.
1130 2010-11-16 Cary Coutant <ccoutant@google.com>
1133 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1134 Check for ".zdebug_line".
1136 2010-11-16 Doug Kwan <dougkwan@google.com>
1137 Cary Coutant <ccoutant@google.com>
1139 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1140 by reference; adjust all callers.
1141 * output.cc (Output_segment::set_section_addresses): Adjust references
1142 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1144 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1145 end at page boundary.
1147 2010-11-16 Cary Coutant <ccoutant@google.com>
1150 * layout.cc (Layout::choose_output_section): Transform names of
1151 compressed sections even when using a script with a SECTIONS clause.
1152 (Layout::output_section_name): Remove code to transform
1153 compressed debug section names.
1154 * output.cc (Output_section::add_input_section): Use uncompressed
1155 section size when tracking input sections.
1157 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1159 * symtab.h (Symbol::NON_PIC_REF): Remove.
1160 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1161 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1162 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1163 (Symbol::use_plt_offset): Take a flags argument and pass it
1164 directly to needs_dynamic_reloc. Restrict check for undefined
1165 weak symbols to function calls.
1166 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1167 (Target_arm::Scan::global): Use it.
1168 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1169 (Target_arm::Relocate::relocate): Likewise.
1170 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1171 parameter with an r_type parameter. Use get_reference_flags
1173 (Target_arm::Relocate::relocate): Update accordingly.
1174 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1175 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1176 (Target_i386::Scan::global): Likewise.
1177 (Target_i386::Relocate::relocate): Likewise.
1178 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1179 parameter with an r_type parameter. Use get_reference_flags
1181 (Target_i386::Relocate::relocate): Update accordingly.
1182 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1183 (Target_powerpc::Scan::global): Use it.
1184 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1185 (Target_powerpc::Relocate::relocate): Likewise.
1186 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1187 (Target_sparc::Scan::global): Use it.
1188 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1189 (Target_sparc::Relocate::relocate): Likewise.
1190 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1191 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1192 (Target_x86_64::Scan::global): Likewise.
1193 (Target_x86_64::Relocate::relocate): Likewise.
1195 2010-11-08 Doug Kwan <dougkwan@google.com>
1196 Cary Coutant <ccoutant@google.com>
1198 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1199 (Arm_exidx_merge_section::section_contents_): New data member.
1200 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1201 (Arm_input_section::~Arm_input_section): De-allocate memory.
1202 (Arm_input_section::original_contents_): New data member.
1203 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1204 in parameters instead of calling Object::section_contents without
1206 (Arm_output_section::group_section): New parameter TASK. Pass it
1207 to callees that need locking objects.
1208 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1209 to lock EXIDX input sections. Fix a formatting issue. Call
1210 Arm_exidx_merged_section::build_contents to create merged section
1212 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1213 to lock object of stub table owner.
1214 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1215 TEXT_SIZE to initialize data member TEXT_SIZE_.
1216 (Arm_exidx_input_section::addralign): Fix typo in comment.
1217 (Arm_exidx_input_section::text_size): New method.
1218 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1219 that require locking objects. Lock objects before scanning for stubs
1220 and updating local symbols.
1221 (Arm_input_section<big_endian>::init): Copy contents of original
1223 (Arm_input_section<big_endian>::do_write): Use saved contents of
1224 original input section instead of calling Object::section_contents
1226 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1227 size without calling Object::section_size().
1228 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1229 for size. Allocate a buffer for merged EXIDX entries.
1230 (Arm_exidx_merged_section::build_contents): New method.
1231 (Arm_exidx_merged_section::do_write): Move merge section contents
1232 building code to Arm_exidx_merged_section::build_contetns. Write
1233 out contetns in buffer instead of building it on the fly.
1234 (Arm_relobj::make_exidx_input_section): Also pass text section size
1235 to Arm_exidx_input_section constructor.
1236 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1237 (Arm_dynobj::do_read_symbols): Fix memory leak.
1238 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1239 * target.h: (class Task): Add forward declaration.
1240 (Target::relax): Add new parameter TASK and pass it to
1242 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1244 2010-11-05 Cary Coutant <ccoutant@google.com>
1247 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1248 object when reading from the file.
1249 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1251 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1252 when reading section contents.
1253 (get_section_contents): Likewise.
1254 (icf::find_identical_sections): Likewise.
1255 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1256 object when reading from the file.
1257 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1258 the object when doing deferred section layout.
1260 2010-11-03 Nick Clifton <nickc@redhat.com>
1263 * script.h (class Symbol_assignment: name): New member. Returns
1264 the name of the symbol.
1265 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1266 Returns true if the given symbol name is on the list of
1267 assignments wating to be processed.
1268 * archive.cc (should_incldue_member): If the symbol is undefined,
1269 check to see if it is on the list of symbols pending assignment.
1271 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1273 * script-sections.cc (Script_sections::find_memory_region): Check
1274 for a NULL output section pointer.
1276 2010-10-29 Doug Kwan <dougkwan@google.com>
1278 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1279 Output_section::add_relaxed_input_section.
1280 * output.cc (Output_section::add_relaxed_input_section): Add new
1281 arguments LAYOUT and NAME. Set section order index.
1282 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1283 Copy section order index.
1284 * output.h (Output_section::add_relaxed_input_section): Add new
1285 arguments LAYOUT and NAME.
1287 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1289 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1290 NATIVE_OR_CROSS_LINKER.
1291 * testsuite/Makefile.in: Regenerate.
1293 2010-10-20 Doug Kwan <dougkwan@google.com>
1295 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1296 without SHF_LINK_ORDER flags.
1297 * layout.cc (Layout::choose_output_section): Do not filter
1298 SHF_LINK_ORDER flag in a relocatable link.
1300 2010-10-17 Cary Coutant <ccoutant@google.com>
1302 * output.h (Output_segment::set_section_addresses): Change function
1303 signature. Update all callers.
1304 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1306 (Output_segment::set_section_addresses): Align after last TLS
1307 section. Add padding before last relro section instead of after.
1309 2010-10-17 Doug Kwan <dougkwan@google.com>
1311 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1312 GOT output section to be writable.
1314 2010-10-14 Cary Coutant <ccoutant@google.com>
1316 * debug.h (DEBUG_INCREMENTAL): New flag.
1317 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1318 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1320 * incremental.cc (report_command_line): Ignore all forms of
1322 * layout.cc (Layout::Layout): Check parameters for incremental link
1324 * options.cc (General_options::parse_incremental): New function.
1325 (General_options::parse_no_incremental): New function.
1326 (General_options::parse_incremental_full): New function.
1327 (General_options::parse_incremental_update): New function.
1328 (General_options::incremental_mode_): New data member.
1329 (General_options::finalize): Check incremental_mode_.
1330 * options.h (General_options): Update help text for --incremental.
1331 Add --no-incremental, --incremental-full, --incremental-update.
1332 (General_options::Incremental_mode): New enum type.
1333 (General_options::incremental_mode): New function.
1334 (General_options::incremental_mode_): New data member.
1335 * parameters.cc (Parameters::incremental_mode_): New data member.
1336 (Parameters::set_options): Set incremental_mode_.
1337 (Parameters::set_incremental_full): New function.
1338 (Parameters::incremental): New function.
1339 (Parameters::incremental_update): New function.
1340 (set_parameters_incremental_full): New function.
1341 * parameters.h (Parameters::set_incremental_full): New function.
1342 (Parameters::incremental): New function.
1343 (Parameters::incremental_update): New function.
1344 (Parameters::incremental_mode_): New data member.
1345 (set_parameters_incremental_full): New function.
1346 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1347 incremental link mode.
1348 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1349 (Sized_relobj::do_relocate_sections): Likewise.
1350 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1352 * testsuite/Makefile.in: Regenerate.
1353 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1355 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1357 * script-sections.h (class Script_sections): Make
1358 Sections_elements typedef public.
1359 * script-sections.cc (class Sort_output_sections): Add elements_
1360 field. Add constructor which sets it; change all callers.
1361 (Sort_output_sections::is_before): New function.
1362 (Sort_output_sections::operator()): Call is_before.
1363 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1365 * testsuite/script_test_10.sh: New test. Test script section
1367 * testsuite/script_test_10.t: Likewise.
1368 * testsuite/script_test_10.s: Likewise.
1369 * testsuite/Makefile.am: Wrap the cross linker tests and the
1370 common tests into NATIVE_OR_CROSS_LINKER.
1371 (check_SCRIPTS): Add script_test_10.sh.
1372 (check_DATA): Add script_test_10.stdout.
1373 (script_test_10.o, script_test_10): New targets.
1374 (script_test_10.stdout): New target.
1375 * configure, testsuite/Makefile.in: Regenerate.
1377 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1379 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1380 error for the deprecated relocations.
1381 (Target_arm::Scan::global): Likewise.
1382 (Target_arm::Relocate::relocate): Likewise.
1384 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1386 * fileread.cc (Input_file::find_file): Initialize *found_name
1387 and *namep when using the fallback search for case 4.
1389 2010-10-11 Cary Coutant <ccoutant@google.com>
1391 * options.h (class General_options): Redefine -z lazy as an alias for
1392 the negation of -z now.
1394 2010-10-11 Ian Lance Taylor <iant@google.com>
1396 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1399 2010-10-06 Nick Clifton <nickc@redhat.com>
1401 * script-sections.cc(class Memory_region): Remove
1402 current_lma_offset_ field. Rename current_vma_offset_ to
1403 current_offset_. Add last_section_ field.
1404 (Memory_region::get_current_vma_address): Rename to
1405 get_current_address.
1406 (Memory_region::get_current_lma_address): Delete.
1407 (Memory_region::increment_vma_offset): Rename to
1409 (Memory_region::increment_lma_offset): Delete.
1410 (Memory_region::attributes_compatible): New method. Returns
1411 true if the provided section is compatible with the region.
1412 (Memory_region::get_last_section): New method. Returns the last
1413 section to use the region.
1414 (Memory_region::set_last_section): New method. Stores the last
1415 section to use the region.
1416 (Script_sections::block_in_region): New method. Returns true if
1417 a block of memory is contained within a region.
1418 (Script_sections::find_memory_region): New method. Locates a
1419 memory region to be used to set a VMA or LMA address.
1420 (Output_section_definition::set_section_addresses): Add code to
1421 check for addresses set by memory regions.
1422 (Output_segment::set_section_addresses): Remove memory region
1424 (Script_sections::create_segment): Add a warning if a header
1425 segment is created outside of any region.
1426 * script-sections.h (class Script_sections): Add prototypes for
1427 find_memory_region and block_in_region methods.
1428 * testsuite/memory_test.s: Use .long instead of .word.
1429 * testsuite/memory_test.t: Add some more output sections.
1430 * testsuite/memory_test.sh: Update expected output.
1432 2010-10-02 Doug Kwan <dougkwan@google.com>
1434 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1435 defintion to symtab.h
1436 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1437 declaration to defintion.
1439 2010-10-01 Nick Clifton <nickc@redhat.com>
1441 * expression.cc (eval): Replace dummy argument with NULL.
1442 (eval_maybe_dot): Check for a NULL result section pointer.
1443 (Symbol_expression::value): Likewise.
1444 (Dot_expression::value): Likewise.
1445 (BINARY_EXPRESSION): Likewise.
1446 (Max_expression::value): Likewise.
1447 (Min_expression::value): Likewise.
1448 (Absolute_expression::value): Likewise.
1449 (Addr_expression::value_from_output_section): Likewise.
1450 (Loaddddr_expression::value_from_output_section): Likewise.
1451 (Segment_start_expression::value): Likewise.
1452 * script-sections.cc
1453 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1455 (Sections_elememt_dot_assignment::set_section_addresses):
1457 (Output_data_expression::do_write_to_buffer): Likewise.
1458 (Output_section_definition::finalize_symbols): Likewise.
1459 (Output_section_definition::set_section_addresses): Likewise.
1461 2010-09-30 Doug Kwan <dougkwan@google.com>
1463 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1465 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1467 * target.h (Target::can_icf_inline_merge_sections): New virtual
1469 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1471 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1473 * icf.cc (get_section_contents): Inline merge sections only when
1476 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1478 * configure: Regenerate.
1480 2010-09-17 Ian Lance Taylor <iant@google.com>
1482 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1483 * testsuite/Makefile.am (memory_test.o): New target.
1484 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1486 * testsuite/Makefile.in: Rebuild.
1488 2010-09-17 Doug Kwan <dougkwan@google.com>
1490 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1491 defintion if relocation uses GOT entries of the symbol.
1492 * testsuite/icf_safe_test.sh: Fix test.
1493 * testsuite/icf_safe_so_test.sh: Fix test.
1495 2010-09-16 Cary Coutant <ccoutant@google.com>
1497 * script_sections.cc (class Memory_region): Remove "NULL" from
1498 vector initializations.
1500 2010-09-15 Cary Coutant <ccoutant@google.com>
1502 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1503 Resolve forwarding symbols.
1505 2010-09-15 Doug Kwan <dougkwan@google.com>
1507 * gold/testsuite/script_test_3.t: Add ARM special sections.
1508 * gold/testsuite/script_test_4.t: Same.
1509 * gold/testsuite/script_test_5.t: Same.
1510 * gold/testsuite/script_test_6.t: Same.
1511 * gold/testsuite/script_test_7.t: Same.
1512 * gold/testsuite/script_test_7.t: Same.
1513 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1515 2010-09-14 Cary Coutant <ccoutant@google.com>
1517 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1518 (Target_x86_64::Relocate::relocate_tls): Replace check for
1519 saw_tls_block_reloc_ with test for executable section.
1521 2010-09-12 Cary Coutant <ccoutant@google.com>
1523 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1524 position-independent executables to shared libraries need dynamic
1526 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1527 position-independent executables.
1528 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1529 * testsuite/Makefile.in: Regenerate.
1531 2010-09-10 Nick Clifton <nickc@redhat.com>
1534 * testsuite/memory_test.t: Discard any sections that are not
1537 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1540 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1541 "This::" to work around a bug in gcc 4.2.
1543 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1545 2010-09-09 Rafael Espindola <espindola@google.com>
1547 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1548 sections with different PF_X flags in the same segment.
1549 (Layout::find_first_load_seg): Search all segments to find the first
1551 * options.h (rosegment): New.
1553 2010-09-08 Rafael Espindola <espindola@google.com>
1555 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1557 2010-09-08 Doug Kwan <dougkwan@google.com>
1559 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1560 (Arm_relobj::do_relocate_sections): Add new parameter for output
1561 file to match the parent.
1562 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1563 of local symbols instead of input values. Update code to track
1564 changes in gold::relocate_section.
1565 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1566 (Sized_relobj::compute_final_local_value_internal): New methods.
1567 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1568 body into private version of Sized_relobj::compute_final_local_value.
1569 Call the inline method.
1570 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1571 merged symbol value if there is one.
1572 (Symbol_value::has_output_value): New method defintiion.
1573 (Sized_relobj::Compute_final_local_value_status): New enum type.
1574 (Sized_relobj::compute_final_local_value): New methods.
1575 (Sized_relobj::compute_final_local_value_internal): New methods.
1576 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1577 and arm_cortex_a8.sh.
1578 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1579 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1581 * Makefile.in: Regenerate.
1582 * testsuite/arm_bl_out_of_range.s: Update test.
1583 * testsuite/thumb_bl_out_of_range.s: Ditto.
1584 * testsuite/thumb_blx_out_of_range.s: Ditto.
1585 * testsuite/arm_branch_out_of_range.sh: New file.
1586 * testsuite/arm_cortex_a8.sh: Ditto.
1587 * testsuite/arm_cortex_a8_b.s: Ditto.
1588 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1589 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1590 * testsuite/arm_cortex_a8_bl.s: Ditto.
1591 * testsuite/arm_cortex_a8_blx.s: Ditto.
1592 * testsuite/arm_cortex_a8_local.s: Ditto.
1593 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1594 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1596 2010-09-08 Rafael Espindola <espindola@google.com>
1598 * Makefile.am (memory_test.stdout): Run readelf with -W.
1599 * Makefile.in: Regenerate.
1600 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1603 2010-09-08 Rafael Espindola <espindola@google.com>
1605 * script-sections.cc (Script_sections::add_memory_region): Convert
1606 field precision to int.
1607 * script.cc (script_set_section_region, script_set_section_region):
1608 Convert field precision to int.
1610 2010-09-08 Rafael Espindola <espindola@google.com>
1612 * arm.cc (do_finalize_sections): Create the __exidx_start and
1613 __exdix_end symbols even when the section is missing.
1615 2010-09-08 Nick Clifton <nickc@redhat.com>
1617 * README: Remove claim that MEMORY is not supported.
1618 * expression.cc (script_exp_function_origin)
1619 (script_exp_function_length): Move from here to ...
1620 * script.cc: ... here.
1621 (script_set_section_region, script_add_memory)
1622 (script_parse_memory_attr, script_include_directive): New
1624 * script-sections.cc
1625 (class Memory_region): New class.
1626 (class Output_section_definition): Add set_memory_region,
1627 set_section_vma, set_section_lma and get_section_name methods.
1628 (class Script_Sections): Add add_memory_region,
1629 find_memory_region, find_memory_region_origin,
1630 find_memory_region_length and set_memory_region methods.
1631 Have set_section_addresses method walk the list of set memory
1633 Extend the print methos to display memory regions.
1634 * script-sections.h: Add prototypes for new methods.
1635 Add enum for MEMORY region attributes.
1636 * yyscript.y: Add support for parsing MEMORY regions.
1637 * script-c.h: Add prototypes for new functions.
1638 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1639 * testsuite/Makefile.in: Regenerate.
1640 * testsuite/memory_test.sh: New script.
1641 * testsuite/memory_test.s: New assembler source file.
1642 * testsuite/memory_test.t: New linker script.
1644 2010-08-27 Doug Kwan <dougkwan@google.com>
1646 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1647 reference override an existing dynamic weak reference.
1648 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1649 * testsuite/Makefile.in: Regenerate.
1650 * testsuite/dyn_weak_ref.sh: New file.
1651 * testsuite/dyn_weak_ref_1.c: Ditto.
1652 * testsuite/dyn_weak_ref_2.c: Ditto.
1654 2010-08-27 Ian Lance Taylor <iant@google.com>
1656 * incremental.h (class Incremental_input_entry): Add virtual
1659 2010-08-27 Ian Lance Taylor <iant@google.com>
1661 * testsuite/start_lib_test_3.c: Mark t3 as used.
1663 2010-08-27 Nick Clifton <nickc@redhat.com>
1665 * options.cc (version_script): Fix small typo in previous
1668 2010-08-25 Nick Clifton <nickc@redhat.com>
1670 * archive.cc: Formatting fixes: Remove whitespace between
1671 typename and following asterisk. Remove whitespace between
1672 function name and opening parenthesis.
1673 * archive.h: Likewise.
1675 * attributes.cc: Likewise.
1676 * attributes.h: Likewise.
1677 * common.cc: Likewise.
1678 * copy-relocs.cc: Likewise.
1679 * dirsearch.h: Likewise.
1680 * dynobj.cc: Likewise.
1681 * ehframe.cc: Likewise.
1682 * ehframe.h: Likewise.
1683 * expression.cc: Likewise.
1684 * fileread.cc: Likewise.
1685 * fileread.h: Likewise.
1687 * gold-threads.cc: Likewise.
1688 * gold.cc: Likewise.
1689 * i386.cc: Likewise.
1691 * incremental-dump.cc: Likewise.
1692 * incremental.cc: Likewise.
1693 * layout.cc: Likewise.
1694 * layout.h: Likewise.
1695 * main.cc: Likewise.
1696 * merge.cc: Likewise.
1697 * merge.h: Likewise.
1698 * object.cc: Likewise.
1699 * object.h: Likewise.
1700 * options.cc: Likewise.
1701 * options.h: Likewise.
1702 * output.cc: Likewise.
1703 * output.h: Likewise.
1704 * plugin.cc: Likewise.
1705 * plugin.h: Likewise.
1706 * powerpc.cc: Likewise.
1707 * reloc.cc: Likewise.
1708 * script-c.h: Likewise.
1709 * script-sections.cc: Likewise.
1710 * script.cc: Likewise.
1711 * stringpool.cc: Likewise.
1712 * symtab.cc: Likewise.
1713 * symtab.h: Likewise.
1714 * target.cc: Likewise.
1715 * timer.cc: Likewise.
1716 * timer.h: Likewise.
1717 * version.cc: Likewise.
1718 * x86_64.cc: Likewise.
1720 2010-08-24 Nick Clifton <nickc@redhat.com>
1723 * layout.cc (segment_precedes): Sort segments by their physical
1724 addresses, if they have been set.
1726 2010-08-23 Cary Coutant <ccoutant@google.com>
1728 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1730 (Lib_group::include_member): Unlock object after deleting its
1732 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1735 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1736 Cary Coutant <ccoutant@google.com>
1738 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1739 constructor, and set_blocker.
1740 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1742 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1743 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1744 * testsuite/Makefile.am (start_lib_test): New test case.
1745 * testsuite/Makefile.in: Regenerate.
1746 * testsuite/start_lib_test_main.c: New file.
1747 * testsuite/start_lib_test_1.c: New file.
1748 * testsuite/start_lib_test_2.c: New file.
1749 * testsuite/start_lib_test_3.c: New file.
1751 2010-08-19 Ian Lance Taylor <iant@google.com>
1753 * Makefile.in: Rebuild with automake 1.11.1.
1754 * aclocal.m4: Likewise.
1755 * testsuite/Makefile.in: Likewise.
1757 2010-08-19 Ian Lance Taylor <iant@google.com>
1760 * i386.cc (class Output_data_plt_i386): Update declarations.
1761 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1762 local_ifuncs_ fields.
1763 (Target_i386::do_plt_section_for_global): New function.
1764 (Target_i386::do_plt_section_for_local): New function.
1765 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1766 parameter; change all callers. Initialize global_ifuncs_ and
1767 local_ifuncs_. If doing a static link define __rel_iplt_start and
1769 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1770 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1771 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1773 (Target_i386::make_plt_section): New function, broken out of
1774 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1775 (Target_i386::make_plt_entry): Call make_plt_section.
1776 (Target_i386::make_local_ifunc_plt_entry): New function.
1777 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1778 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1779 R_386_IRELATIVE to switch.
1780 (Target_i386::Scan::global): Likewise.
1781 (Target_i386::Relocate::relocate): Likewise.
1782 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1784 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1785 (Target_x86_64::do_plt_section_for_global): New function.
1786 (Target_x86_64::do_plt_section_for_local): New function.
1787 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1788 parameter; change all callers. If doing a static link define
1789 __rela_iplt_start and __rela_iplt_end.
1790 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1791 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1792 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1794 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1795 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1797 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1798 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1799 R_X86_64_IRELATIVE to switch.
1800 (Target_x86_64::Scan::global): Likewise.
1801 (Target_x86_64::Relocate::relocate): Likewise.
1802 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1804 * target.h (class Target): Add plt_section_for_global and
1805 plt_section_for_local functions. Add do_plt_section_for_global
1806 and do_plt_section_for_local virtual functions.
1807 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1808 clarifying comments.
1809 (Symbol::use_plt_offset): Handle IFUNC symbol.
1810 * object.cc (Sized_relobj::Sized_relobj): Initialize
1812 (Sized_relobj::local_has_plt_offset): New function.
1813 (Sized_relobj::local_plt_offset): New function.
1814 (Sized_relobj::set_local_plt_offset): New function.
1815 (Sized_relobj::do_count): Handle IFUNC symbol.
1816 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1817 a bit away from input_shndx_ field. Add set_is_func_symbol and
1818 is_ifunc_symbol functions.
1819 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1820 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1821 local_plt_offsets_ field.
1822 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1823 * output.h (class Output_section_data): Add non-const
1824 output_section function.
1825 (class Output_data_got): Update declarations.
1826 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1827 Add use_plt_offset parameter to global and local constructors.
1828 Change all callers. Change local_sym_index_ field to 31 bits.
1829 Change GSYM_CODE and CONSTANT_CODE accordingly.
1830 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1831 doing a static link don't set sh_link field.
1832 (Output_data_got::Got_entry::write): Use PLT offset if
1834 (Output_data_got::add_global_plt): New function.
1835 (Output_data_got::add_local_plt): New function.
1836 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1837 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1838 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1839 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1840 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1842 * testsuite/ifunc-sel.h: New file.
1843 * testsuite/ifuncmain1.c: New file.
1844 * testsuite/ifuncmain1vis.c: New file.
1845 * testsuite/ifuncmod1.c: New file.
1846 * testsuite/ifuncdep2.c: New file.
1847 * testsuite/ifuncmain2.c: New file.
1848 * testsuite/ifuncmain3.c: New file.
1849 * testsuite/ifuncmod3.c: New file.
1850 * testsuite/ifuncmain4.c: New file.
1851 * testsuite/ifuncmain5.c: New file.
1852 * testsuite/ifuncmod5.c: New file.
1853 * testsuite/ifuncmain6pie.c: New file.
1854 * testsuite/ifuncmod6.c: New file.
1855 * testsuite/ifuncmain7.c: New file.
1856 * configure, testsuite/Makefile.in: Rebuild.
1858 2010-08-18 Ian Lance Taylor <iant@google.com>
1861 (Output_section_incremental_inputs::write_input_files): Add cast
1862 to avoid signed/unsigned comparison warning.
1863 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1865 2010-08-12 Cary Coutant <ccoutant@google.com>
1867 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1869 2010-08-13 Ian Lance Taylor <iant@google.com>
1871 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1873 2010-08-12 Cary Coutant <ccoutant@google.com>
1874 Doug Kwan <dougkwan@google.com>
1876 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1877 defintion overrides non-weak undef, remember that the original undef
1879 * symtab.cc (Symbol_table::sized_write_global): For undef without
1880 an original weak binding, set binding to global in output.
1881 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1882 * testsuite/Makefile.in: Regenerate.
1883 * testsuite/strong_ref_weak_def.sh: New file.
1884 * testsuite/strong_ref_weak_def_1.c: Ditto.
1885 * testsuite/strong_ref_weak_def_2.c: Ditto.
1887 2010-08-12 Cary Coutant <ccoutant@google.com>
1889 * testsuite/incremental_test.sh: Rewrite.
1890 * testsuite/incremental_test_1.c: Rewrite.
1891 * testsuite/incremental_test_2.c: Rewrite.
1893 2010-08-12 Cary Coutant <ccoutant@google.com>
1895 * arm.cc (Target_arm::got_size): Add const.
1896 (Target_arm::got_entry_count): New function.
1897 (Target_arm::plt_entry_count): New function.
1898 (Target_arm::first_plt_entry_offset): New function.
1899 (Target_arm::plt_entry_size): New function.
1900 (Output_data_plt_arm::entry_count): New function.
1901 (Output_data_plt_arm::first_plt_entry_offset): New function.
1902 (Output_data_plt_arm::get_plt_entry_size): New function.
1903 * i386.cc (Target_i386::got_size): Add const.
1904 (Target_i386::got_entry_count): New function.
1905 (Target_i386::plt_entry_count): New function.
1906 (Target_i386::first_plt_entry_offset): New function.
1907 (Target_i386::plt_entry_size): New function.
1908 (Output_data_plt_i386::entry_count): New function.
1909 (Output_data_plt_i386::first_plt_entry_offset): New function.
1910 (Output_data_plt_i386::get_plt_entry_size): New function.
1911 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1912 find_incremental_inputs_sections. Dump incremental_got_plt section.
1913 * incremental.cc: Include target.h.
1914 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1915 parameter. Adjust all callers. Find incremental_got_plt section.
1916 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1918 (Output_section_incremental_inputs::set_final_data_size): Calculate
1919 size of incremental_got_plt section.
1920 (Output_section_incremental_inputs::do_write): Write the
1921 incremental_got_plt section.
1922 (Got_plt_view_info): New struct.
1923 (Local_got_offset_visitor): New class.
1924 (Global_got_offset_visitor): New class.
1925 (Global_symbol_visitor_got_plt): New class.
1926 (Output_section_incremental_inputs::write_got_plt): New function.
1927 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1928 Add parameter. Adjust all callers.
1929 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1930 (Incremental_inputs::got_plt_section): New function.
1931 (Incremental_inputs::got_plt_section_): New data member.
1932 (Incremental_got_plt_reader): New class.
1933 * layout.cc (Layout::create_incremental_info_sections): Add the
1934 incremental_got_plt section.
1935 * object.h (Got_offset_list::get_list): New function.
1936 (Got offset_list::for_all_got_offsets): New function.
1937 (Sized_relobj::local_got_offset_list): New function.
1938 * powerpc.cc (Target_powerpc::got_size): Add const.
1939 (Target_powerpc::got_entry_count): New function.
1940 (Target_powerpc::plt_entry_count): New function.
1941 (Target_powerpc::first_plt_entry_offset): New function.
1942 (Target_powerpc::plt_entry_size): New function.
1943 (Output_data_plt_powerpc::entry_count): New function.
1944 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1945 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1946 * sparc.cc (Target_sparc::got_size): Add const.
1947 (Target_sparc::got_entry_count): New function.
1948 (Target_sparc::plt_entry_count): New function.
1949 (Target_sparc::first_plt_entry_offset): New function.
1950 (Target_sparc::plt_entry_size): New function.
1951 (Output_data_plt_sparc::entry_count): New function.
1952 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1953 (Output_data_plt_sparc::get_plt_entry_size): New function.
1954 * symtab.h (Symbol::got_offset_list): New function.
1955 (Symbol_table::for_all_symbols): New function.
1956 * target.h (Sized_target::got_entry_count): New function.
1957 (Sized_target::plt_entry_count): New function.
1958 (Sized_target::plt_entry_size): New function.
1959 * x86_64.cc (Target_x86_64::got_size): Add const.
1960 (Target_x86_64::got_entry_count): New function.
1961 (Target_x86_64::plt_entry_count): New function.
1962 (Target_x86_64::first_plt_entry_offset): New function.
1963 (Target_x86_64::plt_entry_size): New function.
1964 (Output_data_plt_x86_64::entry_count): New function.
1965 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1966 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1968 2010-08-12 Cary Coutant <ccoutant@google.com>
1970 * archive.cc: Include incremental.h.
1971 (Archive::Archive): Initialize incremental_info_.
1972 (Archive::include_member): Record archive members in incremental info.
1973 (Add_archive_symbols::run): Record begin and end of an archive in
1975 (Lib_group::include_member): Record objects in incremental info.
1976 * archive.h (Incremental_archive_entry): Forward declaration.
1977 (Archive::set_incremental_info): New member function.
1978 (Archive::incremental_info): New member function.
1979 (Archive::Unused_symbol_iterator): New class.
1980 (Archive::unused_symbols_begin): New member function.
1981 (Archive::unused_symbols_end): New member function.
1982 (Archive::incremental_info_): New data member.
1983 * incremental-dump.cc (find_input_containing_global): New function.
1984 (dump_incremental_inputs): Dump new incremental info sections.
1985 * incremental.cc: Include symtab.h.
1986 (Output_section_incremental_inputs): New class.
1987 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1988 new incremental info sections.
1989 (Sized_incremental_binary::do_check_inputs): Likewise.
1990 (Incremental_inputs::report_archive): Remove.
1991 (Incremental_inputs::report_archive_begin): New function.
1992 (Incremental_inputs::report_archive_end): New function.
1993 (Incremental_inputs::report_object): New function.
1994 (Incremental_inputs::finalize_inputs): Remove.
1995 (Incremental_inputs::report_input_section): New function.
1996 (Incremental_inputs::report_script): Rewrite.
1997 (Incremental_inputs::finalize): Do nothing but finalize string table.
1998 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1999 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2000 (Incremental_inputs::create_data_sections): New function.
2001 (Incremental_inputs::relocs_entsize): New function.
2002 (Output_section_incremental_inputs::set_final_data_size): New function.
2003 (Output_section_incremental_inputs::do_write): New function.
2004 (Output_section_incremental_inputs::write_header): New function.
2005 (Output_section_incremental_inputs::write_input_files): New function.
2006 (Output_section_incremental_inputs::write_info_blocks): New function.
2007 (Output_section_incremental_inputs::write_symtab): New function.
2008 * incremental.h (Incremental_script_entry): Forward declaration.
2009 (Incremental_object_entry): Forward declaration.
2010 (Incremental_archive_entry): Forward declaration.
2011 (Incremental_inputs): Forward declaration.
2012 (Incremental_inputs_header_data): Remove.
2013 (Incremental_inputs_header): Remove.
2014 (Incremental_inputs_header_write): Remove.
2015 (Incremental_inputs_entry_data): Remove.
2016 (Incremental_inputs_entry): Remove.
2017 (Incremental_inputs_entry_write): Remove.
2018 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2019 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2020 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2021 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2023 (Incremental_input_entry): New class.
2024 (Incremental_script_entry): New class.
2025 (Incremental_object_entry): New class.
2026 (Incremental_archive_entry): New class.
2027 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2028 (Incremental_inputs::report_inputs): Remove.
2029 (Incremental_inputs::report_archive): Remove.
2030 (Incremental_inputs::report_archive_begin): New function.
2031 (Incremental_inputs::report_archive_end): New function.
2032 (Incremental_inputs::report_object): Change prototype.
2033 (Incremental_inputs::report_input_section): New function.
2034 (Incremental_inputs::report_script): Change prototype.
2035 (Incremental_inputs::get_reloc_count): New function.
2036 (Incremental_inputs::set_reloc_count): New function.
2037 (Incremental_inputs::create_data_sections): New function.
2038 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2039 (Incremental_inputs::inputs_section): New function.
2040 (Incremental_inputs::symtab_section): New function.
2041 (Incremental_inputs::relocs_section): New function.
2042 (Incremental_inputs::get_stringpool): Add const.
2043 (Incremental_inputs::command_line): Add const.
2044 (Incremental_inputs::inputs): Remove.
2045 (Incremental_inputs::command_line_key): New function.
2046 (Incremental_inputs::input_file_count): New function.
2047 (Incremental_inputs::input_files): New function.
2048 (Incremental_inputs::relocs_entsize): New function.
2049 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2050 (Incremental_inputs::finalize_inputs): Remove.
2051 (Incremental_inputs::Input_info): Remove.
2052 (Incremental_inputs::lock_): Remove.
2053 (Incremental_inputs::inputs_): Change type.
2054 (Incremental_inputs::inputs_map_): Remove.
2055 (Incremental_inputs::current_object_entry_): New data member.
2056 (Incremental_inputs::inputs_section_): New data member.
2057 (Incremental_inputs::symtab_section_): New data member.
2058 (Incremental_inputs::relocs_section_): New data member.
2059 (Incremental_inputs::reloc_count_): New data member.
2060 (Incremental_inputs_reader): New class.
2061 (Incremental_symtab_reader): New class.
2062 (Incremental_relocs_reader): New class.
2063 * layout.cc (Layout::finalize): Move finalization of incremental info
2064 and creation of incremental info sections to follow finalization of
2065 symbol table. Set offsets for postprocessing sections.
2066 (Layout::create_incremental_info_sections): Call
2067 Incremental_inputs::create_data_sections. Add incremental symtab
2068 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2069 sections to layout after input sections.
2070 * layout.h (struct Timespec): Forward declaration.
2071 (Layout::incremental_inputs): Add const.
2072 (Layout::create_incremental_info_sections): Add parameter.
2073 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2074 * object.cc: Include incremental.h.
2075 (Relobj::finalize_incremental_relocs): New function.
2076 (Sized_relobj::do_layout): Record input sections in incremental info.
2077 * object.h (Object::output_section): New function.
2078 (Object::output_section_offset): Moved from Relobj.
2079 (Object::get_incremental_reloc_base): New function.
2080 (Object::get_incremental_reloc_count): New function.
2081 (Object::do_output_section): New function.
2082 (Object::do_output_section_offset): Moved from Relobj.
2083 (Object::do_get_incremental_reloc_base): New function.
2084 (Object::do_get_incremental_reloc_count): New function.
2085 (Object::Object): Initialize new data members.
2086 (Relobj::output_section): Renamed do_output_section and moved to
2088 (Relobj::output_section_offset): Moved to Object.
2089 (Relobj::do_get_incremental_reloc_base): New function.
2090 (Relobj::do_get_incremental_reloc_count): New function.
2091 (Relobj::allocate_incremental_reloc_counts): New function.
2092 (Relobj::count_incremental_reloc): New function.
2093 (Relobj::finalize_incremental_relocs): New function.
2094 (Relobj::next_incremental_reloc_index): New function.
2095 (Relobj::reloc_counts_): New data member.
2096 (Relobj::reloc_bases_): New data member.
2097 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2098 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2099 (Sized_relobj::incremental_relocs_scan): New function.
2100 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2101 (Sized_relobj::incremental_relocs_write): New function.
2102 (Sized_relobj::incremental_relocs_write_reltype): New function.
2103 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2105 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2106 archives and object files elsewhere.
2107 (Add_symbols::run): Report object files here.
2108 (Finish_group::run): Report end of archive at end of group.
2109 * reloc.cc: Include layout.h, incremental.h.
2110 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2111 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2112 (Sized_relobj::incremental_relocs_scan): New function.
2113 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2114 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2115 (Sized_relobj::incremental_relocs_write): New function.
2116 (Sized_relobj::incremental_relocs_write_reltype): New function.
2117 * script.cc (read_input_script): Rewrite test for incremental link.
2118 Change call to Incremental_inputs::report_script.
2119 * symtab.h (Symbol_table::first_global_index): New function.
2120 (Symbol_table::output_count): New function.
2122 2010-08-12 Doug Kwan <dougkwan@google.com>
2124 * arm.cc (Target_arm::merge_object_attributes): Check command line
2125 options --no-wchar-size-warning and --no-enum-size-warning.
2126 * options.h (General_options): Add ld-compatible options
2127 --no-enum-size-warning and --no-wchar-size-warning.
2129 2010-08-04 Ian Lance Taylor <iant@google.com>
2131 * x86_64.cc (Target_x86_64::Scan::local): Use
2132 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2133 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2134 (Target_x86_64::Scan::global): Likewise.
2135 (Target_x86_64::Relocate::relocate): Likewise.
2136 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2139 2010-08-03 Cary Coutant <ccoutant@google.com>
2141 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2142 to reserve space in merged_strings vector. Keep total input size
2144 (Output_merge_string::do_print_merge_stats): Print total input size.
2145 * merge.h (Output_merge_string): Add input_size_ field.
2146 * stringpool.cc (Stringpool_template::string_length): Move
2147 implementations out of Stringpool_template class and place in
2149 * stringpool.h (string_length): Move out of Stringpool_template.
2151 2010-08-03 Ian Lance Taylor <iant@google.com>
2154 * layout.cc (relaxation_loop_body): If address of load segment is
2155 set, adjust address to include headers if possible.
2157 2010-08-03 Ian Lance Taylor <iant@google.com>
2159 * version.cc (version_string): Bump to 1.10.
2161 2010-08-03 Ian Lance Taylor <iant@google.com>
2164 * layout.h (enum Output_section_order): Define.
2165 (class Layout): Update declarations.
2166 * layout.cc (Layout::get_output_section): Add order parameter.
2167 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2168 is_first_non_relro parameters. Change all callers.
2169 (Layout::choose_output_section): Likewise.
2170 (Layout::add_output_section_data): Likewise.
2171 (Layout::make_output_section): Likewise. Set order.
2172 (Layout::default_section_order): New function.
2173 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2174 * output.cc (Output_section::Output_section): Initialize order_.
2175 Don't initialize deleted fields.
2176 (Output_segment::Output_segment): Don't initialize deleted
2178 (Output_segment::add_output_section_to_load): New function
2179 replacing add_output_section. Change all callers to call this or
2180 add_output_section_to_nonload.
2181 (Output_segment::add_output_section_to_nonload): New function.
2182 (Output_segment::remove_output_section): Rewrite.
2183 (Output_segment::add_initial_output_data): Likewise.
2184 (Output_segment::has_any_data_sections): Likewise.
2185 (Output_segment::is_first_section_relro): Likewise.
2186 (Output_segment::maximum_alignment): Likewise.
2187 (Output_segment::has_dynamic_reloc): New function replacing
2188 dynamic_reloc_count. Change all callers.
2189 (Output_segment::has_dynamic_reloc_list): New function replacing
2190 dynamic_reloc_count_list. Change all callers.
2191 (Output_segment::set_section_addresses): Rewrite.
2192 (Output_segment::set_offset): Rewrite.
2193 (Output_segment::find_first_and_last_list): Remove.
2194 (Output_segment::set_tls_offsets): Rewrite.
2195 (Output_segment::first_section_load_address): Likewise.
2196 (Output_segment::output_section_count): Likewise.
2197 (Output_segment::section_with_lowest_load_address): Likewise.
2198 (Output_segment::write_section_headers): Likewise.
2199 (Output_segment::print_sections_to_map): Likewise.
2200 * output.h (class Output_data): Remove dynamic_reloc_count_
2201 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2202 (Output_data::add_dynamic_reloc): Rewrite.
2203 (Output_data::has_dynamic_reloc): New function.
2204 (Output_data::dynamic_reloc_count): Remove.
2205 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2206 is_last_relro_, is_first_non_relro_, is_interp_,
2207 is_dynamic_linker_section_ fields. Add order and set_order
2208 functions. Remove is_relro_local, set_is_relro_local,
2209 is_last_relro, set_is_last_relro, is_first_non_relro,
2210 set_is_first_non_relro functions, is_interp, set_is_interp,
2211 is_dynamic_linker_section, and set_is_dynamic_linker_section
2213 (class Output_segment): Change Output_data_list from std::list to
2214 std:;vector. Add output_lists_ field. Remove output_data_ and
2215 output_bss_ fields. Update declarations.
2217 2010-08-02 Ian Lance Taylor <iant@google.com>
2219 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2220 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2221 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2223 2010-08-02 Ian Lance Taylor <iant@google.com>
2226 * script.cc (Script_options::Script_options): Initialize
2227 symbol_definitions_ and symbol_references_.
2228 (Script_options::add_symbol_assignment): Update
2229 symbol_definitions_ and symbol_references_.
2230 (Script_options::add_symbol_reference): New function.
2231 (script_symbol): New function.
2232 * script.h (class Script_options): Add symbol_definitions_ and
2233 symbol_references_ fields.
2234 (Script_options::referenced_const_iterator): New type.
2235 (Script_options::referenced_begin): New function.
2236 (Script_options::referenced_end): New function.
2237 (Script_options::is_referenced): New function.
2238 (Script_options::any_unreferenced): New function.
2239 * script-c.h (script_symbol): Declare.
2240 * yyscript.y (exp): Call script_symbol.
2241 * symtab.cc: Include "script.h".
2242 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2243 Change all callers. Check symbols referenced by scripts.
2244 (Symbol_table::add_undefined_symbols_from_command_line): Add
2245 layout parameter. Change all callers.
2246 (Symbol_table::do_add_undefined_symbols_from_command_line):
2247 Likewise. Break out loop body. Check symbols referenced by
2249 (Symbol_table::add_undefined_symbol_from_command_line): New
2250 function broken out of
2251 do_add_undefined_symbols_from_command_line.
2252 * symtab.h (class Symbol_table): Update declarations.
2253 * archive.cc: Include "layout.h".
2254 (Archive::should_include_member): Add layout parameter. Change
2255 all callers. Check for symbol mentioned in expression.
2256 * archive.h (class Archive): Update declaration.
2257 * object.cc (Sized_relobj::do_should_include_member): Add layout
2259 * object.h (Object::should_include_member): Add layout parameter.
2261 (Object::do_should_include_member): Add layout parameter.
2262 (class Sized_relobj): Update declaration.
2263 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2265 * dynobj.h (class Sized_dynobj): Update declaration.
2266 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2268 * plugin.h (class Sized_pluginobj): Update declaration.
2270 2010-08-02 Ian Lance Taylor <iant@google.com>
2273 * output.cc (Output_segment::set_offset): Search for the first and
2274 last sections rather than assuming that the list is in order.
2275 (Output_segment::find_first_and_last_list): New function.
2276 * output.h (class Output_segment): Update declarations.
2277 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2278 (relro_strip_test_SOURCES): New variable.
2279 (relro_strip_test_DEPENDENCIES): New variable.
2280 (relro_strip_test_LDFLAGS): New variable.
2281 (relro_strip_test_LDADD): New variable.
2282 (relro_strip_test.so): New target.
2284 2010-08-02 Ian Lance Taylor <iant@google.com>
2286 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2287 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2288 (Target_i386::got_tlsdesc_section): New function.
2289 (Target_i386::got_section): Create space for GOT entries for
2290 TLSDESC relocations.
2291 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2293 (Target_i386::Scan::global): Likewise.
2294 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2296 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2297 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2298 (Target_x86_64::got_tlsdesc_section): New function.
2299 (Target_x86_64::got_section): Create space for GOT entries for
2300 TLSDESC relocations.
2301 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2303 (Target_x86_64::Scan::global): Likewise.
2304 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2307 2010-08-02 Ian Lance Taylor <iant@google.com>
2309 * testsuite/final_layout.sh: Use dc to convert from hex to
2312 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2314 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2315 paramter to the call to gold::gc_process_relocs.
2316 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2317 paramter to the call to gold::gc_process_relocs.
2318 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2319 parameter to the call to gold::gc_process_relocs.
2320 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2321 template parameter to the call to gold::gc_process_relocs.
2322 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2323 paramter to the call to gold::gc_process_relocs.
2324 * gc.h (get_embedded_addend_size): New function.
2325 (gc_process_relocs): Save the size of the reloc for use by ICF.
2326 * icf.cc (get_section_contents): Get the addend from the text section
2327 for SHT_REL relocation sections.
2328 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2329 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2330 * int_encoding.h (read_from_pointer): New overloaded function.
2331 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2332 * testsuite/icf_sht_rel_addend_test.sh: New file.
2333 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2334 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2336 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2338 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2339 * Makefile.in: Regenerate.
2340 * testsuite/Makefile.in: Regenerate.
2342 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2344 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2345 * gold/testsuite/debug_msg.cc: Likewise.
2346 * gold/testsuite/odr_violation1.cc
2347 * gold/testsuite/odr_violation2.cc
2349 2010-07-21 Cary Coutant <ccoutant@google.com>
2351 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2352 string, and length fields.
2353 (Output_merge_string::Merged_strings_list): New type.
2354 (Output_merge_string::Merged_strings_lists): New typedef.
2355 (Output_merge_string): Replace merged_strings_ with
2356 merged_strings_lists_.
2357 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2358 Merged_strings_list per input object and section. Don't store pointer
2359 to the string. Don't store length with each merged string entry.
2360 (Output_merge_string::finalize_merged_data): Loop over list of merged
2361 strings lists. Recompute length of each merged string.
2363 2010-07-15 Cary Coutant <ccoutant@google.com>
2365 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2368 2010-07-14 Ian Lance Taylor <iant@google.com>
2370 * descriptors.cc (Descriptors::open): Report correct name in error
2373 2010-07-13 Doug Kwan <dougkwan@google.com>
2375 * arm.cc (Arm_input_section::Arm_input_section): For a
2376 SHT_ARM_EXIDX section, always keeps the input sections.
2377 (Arm_input_section::set_exidx_section_link): New method.
2378 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2379 has_errors_ to false.
2380 (Arm_exidx_input_section::has_errors,
2381 Arm_exidx_input_section::set_has_errors): New methods.
2382 (Arm_exidx_input_section::has_errors_): New data member.
2383 (Arm_relobj::get_exidx_shndx_list): New method.
2384 (Arm_output_section::append_text_sections_to_list): Do not skip
2385 section without SHF_EXECINSTR.
2386 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2388 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2389 section header. Make error messages more verbose. Check for
2390 a non-executable section linked to an EXIDX section.
2391 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2392 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2393 check that there is no deferred EXIDX section if we exit early.
2394 Instead of not making an EXIDX section in case of an error, make one
2395 and set the has_errors flag of it.
2396 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2397 in a relocatable link.
2398 (Target_arm::do_relax): Look for the EXIDX output section instead of
2399 assuming that it is called .ARM.exidx.
2400 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2401 section list. Do not check for SHF_EXECINSTR section flags but
2402 skip any input section with errors.
2403 * output.cc (Output_section::Output_section): Initialize
2404 always_keeps_input_sections_ to false.
2405 (Output_section::add_input_section): Check for
2406 always_keeps_input_sections_.
2407 * output.h (Output_section::always_keeps_input_sections,
2408 Output_section::set_always_keeps_input_sections): New methods.
2409 (Output_section::always_keeps_input_sections): New data member.
2411 2010-07-13 Rafael Espindola <espindola@google.com>
2413 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2414 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2416 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2417 Ian Lance Taylor <iant@google.com>
2419 * output.h (Output_section_lookup_maps::add_merge_section):
2420 Correct check of whether value was inserted.
2421 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2422 (Output_section_lookup_maps::add_relaxed_input_section):
2424 * arm.cc (Target_arm::got_section): Remove used local os.
2425 * i386.cc (Target_i386::got_section): Likewise.
2426 * x86_64.cc (Target_x86_64::got_section): Likewise.
2427 * sparc.cc (Target_sparc::got_section): Likewise.
2428 (Target_sparc::relocate): Remove unused local have_got_offset.
2429 * powerpc.cc (Target_powerpc::relocate): Likewise.
2431 2010-07-13 Ian Lance Taylor <iant@google.com>
2433 * compressed_output.cc (zlib_decompress): Fix signature in
2436 * archive.cc (Archive::include_member): Unlock an external member
2437 of a thin archive. Don't bother to delete an object we know is
2440 2010-07-12 Cary Coutant <ccoutant@google.com>
2442 * compressed_output.cc (zlib_decompress): New function.
2443 (get_uncompressed_size): New function.
2444 (decompress_input_section): New function.
2445 * compressed_output.h (get_uncompressed_size): New function.
2446 (decompress_input_section): New function.
2447 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2448 Handle compressed debug sections.
2449 * layout.cc (is_compressed_debug_section): New function.
2450 (Layout::output_section_name): Map compressed section names to
2452 * layout.h (is_compressed_debug_section): New function.
2453 (is_debug_info_section): Recognize compressed debug sections.
2454 * merge.cc: Include compressed_output.h.
2455 (Output_merge_data::do_add_input_section): Handle compressed
2457 (Output_merge_string::do_add_input_section): Handle compressed
2459 * object.cc: Include compressed_output.h.
2460 (Sized_relobj::Sized_relobj): Initialize new data members.
2461 (build_compressed_section_map): New function.
2462 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2463 * object.h (Object::section_is_compressed): New method.
2464 (Object::do_section_is_compressed): New method.
2465 (Sized_relobj::Compressed_section_map): New type.
2466 (Sized_relobj::do_section_is_compressed): New method.
2467 (Sized_relobj::compressed_sections_): New data member.
2468 * output.cc (Output_section::add_input_section): Handle compressed
2470 * reloc.cc: Include compressed_output.h.
2471 (Sized_relobj::write_sections): Handle compressed debug sections.
2473 2010-07-08 Cary Coutant <ccoutant@google.com>
2475 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2476 weak when resolving to a dynamic def.
2477 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2478 for weak undef/dynamic def cases. Adjust callers.
2479 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2480 undef_binding_weak_.
2481 (Symbol_table::sized_write_globals): Adjust symbol binding.
2482 (Symbol_table::sized_write_symbol): Add binding parameter.
2483 * symtab.h (Symbol::set_undef_binding): New method.
2484 (Symbol::is_undef_binding_weak): New method.
2485 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2486 (Symbol_table::should_override): Add new parameter.
2487 (Symbol_table::sized_write_symbol): Add new parameter.
2489 * testsuite/weak_undef_file1.cc: Add new test case.
2490 * testsuite/weak_undef_file2.cc: Fix header comment.
2491 * testsuite/weak_undef_test.cc: Add new test case.
2493 2010-06-29 Doug Kwan <dougkwan@google.com>
2495 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2496 Initialize USE_SYMBOL_.
2497 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2499 (Arm_reloc_property::uses_symbol_): New data member declaration.
2500 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2501 uses symbol value and symbol is undefined but not weakly undefined.
2503 2010-06-28 Rafael Espindola <espindola@google.com>
2505 * plugin.cc (Plugin::load): Use dlerror.
2507 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2509 * symtab.cc (detect_odr_violations): When reporting an ODR
2510 violation, report an object where the symbol is defined.
2512 2010-06-25 Doug Kwan <dougkwan@google.com>
2514 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2515 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2517 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2518 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2519 target hook to detect function points.
2520 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2521 * icf.h (Icf::check_section_for_function_pointers): Change type of
2522 parameter SECTION_NAME to const reference to std::string. Use
2523 target hook to determine if section may have unsafe pointers.
2524 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2527 2010-06-21 Rafael Espindola <espindola@google.com>
2529 * fileread.cc (Input_file::find_fie): New
2530 (Input_file::open): Use Input_file::find_fie.
2531 * fileread.h (Input_file::find_fie): New
2532 * plugin.cc (set_extra_library_path): New.
2533 (Plugin::load): Add set_extra_library_path to the transfer vector.
2534 (Plugin_manager::set_extra_library_path): New.
2535 (Plugin_manager::add_input_file): Use the extra search path if set.
2536 (set_extra_library_path(): New.
2537 * plugin.h (Plugin_manager): Add set_extra_library_path and
2540 2010-06-19 Cary Coutant <ccoutant@google.com>
2542 * layout.cc (gdb_sections): Add .debug_types.
2543 (lines_only_debug_sections): Likewise.
2545 2010-06-18 Rafael Espindola <espindola@google.com>
2547 * plugin.cc (add_input_file,add_input_library)
2548 (Plugin_manager::add_input_file): Make filename arguments const.
2549 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2552 2010-06-16 Doug Kwan <dougkwan@google.com>
2554 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2555 .ARM.attributes section if we have not merged any input
2556 attributes sections.
2558 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2560 * arm.cc: Allow combining objects with no EABI version
2563 2010-06-15 Rafael Espindola <espindola@google.com>
2565 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2567 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2569 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2570 (struct iovec): Correct !HAVE_READV definition.
2572 2010-06-10 Cary Coutant <ccoutant@google.com>
2574 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2575 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2577 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2580 * symtab.h (Symbol::is_placeholder): New member function.
2581 * target-reloc.h (relocate_section): Check for placeholder symbols.
2583 * testsuite/Makefile.am (plugin_test_8): New test.
2584 (plugin_test_9): New test.
2585 * testsuite/Makefile.in: Regenerate.
2587 2010-06-09 Nick Clifton <nickc@redhat.com>
2589 * yyscript.y (input_list_element): Allow strings prefixed with
2590 the '-' character. Treat these as libraries.
2591 * script.cc (script_add_library): New function. Adds a library
2592 specified by "-l<name>" found in an input script.
2593 * script-c.h: Add prototype for script_add_library.
2595 2010-06-07 Doug Kwan <dougkwan@google.com>
2597 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2598 Restrict stub-group size to be within long conditional branch
2599 range when working around cortex-A8 erratum.
2601 2010-06-07 Damien Diederen <dd@crosstwine.com>
2603 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2606 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2610 (Output_section::Input_section_sort_entry::compare_section_ordering):
2611 Change to return non-zero correctly.
2612 (Output_section::Input_section_sort_section_order_index_compare
2613 ::operator()): Change to fix ambiguity in comparisons.
2615 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2617 * gold.h (is_wildcard_string): New function.
2618 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2619 (Layout::layout_eh_frame): Ditto.
2620 (Layout::find_section_order_index): New method.
2621 (Layout::read_layout_from_file): New method.
2622 * layout.h (Layout::find_section_order_index): New method.
2623 (Layout::read_layout_from_file): New method.
2624 (Layout::input_section_position_): New private member.
2625 (Layout::input_section_glob_): New private member.
2626 * main.cc (main): Call read_layout_from_file here.
2627 * options.h (--section-ordering-file): New option.
2628 * output.cc (Output_section::input_section_order_specified_): New
2630 (Output_section::Output_section): Initialize new member.
2631 (Output_section::add_input_section): Add new parameter.
2632 Keep input sections when --section-ordering-file is used.
2633 (Output_section::set_final_data_size): Sort input sections when
2634 section ordering file is specified.
2635 (Output_section::Input_section_sort_entry): Add new parameter.
2637 (Output_section::Input_section_sort_entry::compare_section_ordering):
2639 (Output_section::Input_section_sort_compare::operator()): Change to
2640 consider section_order_index.
2641 (Output_section::Input_section_sort_init_fini_compare::operator()):
2642 Change to consider section_order_index.
2643 (Output_section::Input_section_sort_section_order_index_compare
2644 ::operator()): New method.
2645 (Output_section::sort_attached_input_sections): Change to sort
2646 according to section order when specified.
2647 (Output_section::add_input_section<32, true>): Add new parameter.
2648 (Output_section::add_input_section<64, true>): Add new parameter.
2649 (Output_section::add_input_section<32, false>): Add new parameter.
2650 (Output_section::add_input_section<64, false>): Add new parameter.
2651 * output.h (Output_section::add_input_section): Add new parameter.
2652 (Output_section::input_section_order_specified): New
2654 (Output_section::set_input_section_order_specified): New method.
2655 (Input_section::Input_section): Initialize section_order_index_.
2656 (Input_section::section_order_index): New method.
2657 (Input_section::set_section_order_index): New method.
2658 (Input_section::section_order_index_): New member.
2659 (Input_section::Input_section_sort_section_order_index_compare): New
2661 (Output_section::input_section_order_specified_): New member.
2662 * script-sections.cc (is_wildcard_string): Delete and move modified
2664 (Output_section_element_input::Output_section_element_input): Modify
2665 call to is_wildcard_string.
2666 (Output_section_element_input::Input_section_pattern
2667 ::Input_section_pattern): Ditto.
2668 (Output_section_element_input::Output_section_element_input): Ditto.
2669 * testsuite/Makefile.am (final_layout): New test case.
2670 * testsuite/Makefile.in: Regenerate.
2671 * testsuite/final_layout.cc: New file.
2672 * testsuite/final_layout.sh: New file.
2674 2010-06-01 Rafael Espindola <espindola@google.com>
2676 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2678 2010-06-01 Rafael Espindola <espindola@google.com>
2680 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2681 visibility of symbols.
2683 2010-05-27 Doug Kwan <dougkwan@google.com>
2685 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2686 from start of output section instead of address for a local symbol
2687 in a merged or relaxed section when doing a relocatable link.
2689 2010-05-26 Rafael Espindola <espindola@google.com>
2692 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2693 adding sections the garbage collector removed.
2694 * gold/testsuite/Makefile.am: Add test.
2695 * gold/testsuite/Makefile.in: Regenerate.
2696 * gold/testsuite/plugin_test_7.sh: New.
2697 * gold/testsuite/plugin_test_7_1.c: New.
2698 * gold/testsuite/plugin_test_7_2.c: New.
2700 2010-05-26 Rafael Espindola <espindola@google.com>
2702 * script-sections.cc (Output_section_definition::set_section_addresses):
2703 Check for --section-start.
2705 2010-05-26 Doug Kwan <dougkwan@google.com>
2707 * arm.cc (Arm_scan_relocatable_relocs): New class.
2708 (Target_arm::relocate_special_relocatable): New method.
2709 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2710 (Arm_relocate_functions::thumb_branch_common): Same.
2711 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2712 instead of Default_scan_relocatable_relocs.
2713 * target-reloc.h (relocate_for_relocatable): Let target handle
2714 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2715 * target.h (Sized_target::relocate_special_relocatable): New method.
2717 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2719 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2721 2010-05-23 Doug Kwan <dougkwan@google.com>
2723 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2725 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2726 with a direct branch, not a conditional branch, to a stub.
2727 * merge.cc (Output_merge_base::record_input_section): New method
2729 (Output_merge_data::do_add_input_section): Record input section if
2730 keeps-input-sections flag is set.
2731 (Output_merge_string::do_add_input_section): Ditto.
2732 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2733 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2735 (Output_merge_base::keeps_input_sections,
2736 Output_merge_base::set_keeps_input_sections,
2737 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2739 (Output_merge_base::Input_sections): New type declaration.
2740 (Output_merge_base::input_sections_begin,
2741 Output_merge_base::input_sections_end,
2742 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2743 (Output_merge_base::bool keeps_input_sections_,
2744 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2745 Output_merge_base::input_sections_): New data members.
2746 (Output_merge_data::do_set_keeps_input_sections): New method
2748 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2749 * output.cc (Output_section::Input_section::relobj): Move method
2750 defintion from class declaration to here and handle merge sections.
2751 (Output_section::Input_section::shndx): Ditto.
2752 (Output_section::Output_section): Remove initializations of removed
2753 data members and initialize new data member LOOKUP_MAPS_.
2754 (Output_section::add_input_section): Set keeps-input-sections flag
2755 for a newly created merge output section as appropriate. Adjust code
2756 to use Output_section_lookup_maps class.
2757 (Output_section::add_relaxed_input_section): Adjst code for lookup
2758 maps code refactoring.
2759 (Output_section::add_merge_input_section): Add a new parameter
2760 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2761 class. If adding input section to a newly created merge output
2762 section fails, remove the new merge section.
2763 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2764 Adjust code for use of the Output_section_lookup_maps class.
2765 (Output_section::find_merge_section): Ditto.
2766 (Output_section::build_lookup_maps): New method defintion.
2767 (Output_section::find_relaxed_input_section): Adjust code to use
2768 Output_section_lookup_maps class.
2769 (Output_section::get_input_sections): Export merge sections. Adjust
2770 code to use Output_section_lookup_maps class.
2771 (Output_section:::add_script_input_section): Adjust code to use
2772 Output_section_lookup_maps class. Update lookup maps for merge
2774 (Output_section::discard_states): Use Output_section_lookup_maps.
2775 (Output_section::restore_states): Same.
2776 * output.h (Merge_section_properties): Move class defintion out of
2778 (Output_section_lookup_maps): New class.
2779 (Output_section::Input_section::is_merge_section): New method
2781 (Output_section::Input_section::relobj): Move defintion out of class
2782 defintion. Declare method only.
2783 (Output_section::Input_section::shndx): Ditto.
2784 (Output_section::Input_section::output_merge_base): New method defintion.
2785 (Output_section::Input_section::u2_.pomb): New union field.
2786 (Output_section::Merge_section_by_properties_map,
2787 Output_section::Output_section_data_by_input_section_map,
2788 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2790 (Output_section::add_merge_input_section): Add new parameter
2791 KEEPS_INPUT_SECTIONS.
2792 (Output_section::build_lookup_maps): New method declaration.
2793 (Output_section::merge_section_map_,
2794 Output_section::merge_section_by_properties_map_,
2795 Output_section::relaxed_input_section_map_,
2796 Output_section::is_relaxed_input_section_map_valid_): Remove data
2798 (Output_section::lookup_maps_): New data member.
2800 2010-05-21 Doug Kwan <dougkwan@google.com>
2803 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2804 avoid a compilation error.
2806 2010-05-19 Rafael Espindola <espindola@google.com>
2808 * script-sections.cc (Output_section_definition::allocate_to_segment):
2809 Update the phdrs_list even when the output section is NULL.
2810 * testsuite/Makefile.am: Add test.
2811 * testsuite/Makefile.in: Regenerate.
2812 * testsuite/script_test_9.cc: New.
2813 * testsuite/script_test_9.sh: New.
2814 * testsuite/script_test_9.t: New.
2816 2010-05-19 Doug Kwan <dougkwan@google.com>
2818 * arm.cc (Arm_input_section::original_size): New method.
2819 (Arm_input_section::do_addralign): Add a cast.
2820 (Arm_input_section::do_output_offset): Remove static cast.
2821 (Arm_input_section::original_addralign,
2822 Arm_input_section::original_size_): Change type to uint32_t.
2823 (Arm_input_section::init): Add safe casts for section alignment
2825 (Arm_input_section::set_final_data_size): Do not set address and
2826 offset of stub table.
2827 (Arm_output_section::fix_exidx_coverage): Change use of of
2828 Output_section::Simple_input_section to that of
2829 Output_section::Input_section.
2830 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2831 except for the first pass.
2832 * output.cc (Output_section::get_input_sections): Change type of
2833 input_sections to std::list<Input_section>.
2834 (Output_section::add_script_input_section): Rename from
2835 Output_section::add_simple_input_section. Change type of SIS
2836 parameter from Simple_input_section to Input_section.
2837 * output.h (Output_section::Simple_input_section): Remove class.
2838 (Output_section::Input_section): Change class visibility to public.
2839 (Output_section::Input_section::addralign): Use stored alignments
2840 for special input sections if set.
2841 (Output_section::Input_section::set_addralign): New method.
2842 (Output_section::get_input_sections): Change parameter type from
2843 list of Simple_input_section to list of Input_section.
2844 (Output_section::add_script_input_section): Rename from
2845 Output_section::add_simple_input_section. Change first parameter's
2846 type from Simple_input_section to Input_section and remove the
2847 second and third parameters.
2848 * script-sections.cc (Input_section::Input_section_list): Change
2849 type to list of Output_section::Input_section/
2850 (Input_section_info::Input_section_info): Change parameter type of
2851 INPUT_SECTION to Output_section::Input_section.
2852 (Input_section_info::input_section): Change return type.
2853 (Input_section_info::input_section_): Change type to
2854 Output_section::Input_section.
2855 (Output_section_element_input::set_section_addresses): Adjust code
2856 to use Output_section::Input_section instead of
2857 Output_section::Simple_input_section. Adjust code for renaming
2858 of Output_section::add_simple_input_section.
2859 (Orphan_output_section::set_section_addresses): Ditto.
2861 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2863 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2864 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2866 2010-05-18 Rafael Espindola <espindola@google.com>
2868 * options.cc (General_options::finalize): Handle -nostdlib.
2869 * options.h (nostdlib): New option.
2870 * script.cc (script_add_search_dir): Handle -nostdlib.
2872 2010-05-12 Doug Kwan <dougkwan@google.com>
2874 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2875 attributes section only if there no attributes section after merging.
2876 (Target_arm::merge_object_attributes): Move value of
2877 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
2878 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2879 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2880 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2881 and arm_attr_merge_7.stdout.
2882 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2883 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2884 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2885 arm_attr_merge_7b.o): New rules.
2886 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2888 * testsuite/Makefile.in: Regenerate.
2889 * testsuite/arm_attr_merge.sh: New file.
2890 * testsuite/arm_attr_merge_[67][ab].s: Same.
2892 2010-05-05 Nick Clifton <nickc@redhat.com>
2894 * po/es.po: Updated Spanish translation.
2896 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2898 * Makefile.am (install-exec-local): Properly install gold as
2899 default cross linker.
2900 * Makefile.in: Regenerated.
2902 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2903 Nick Clifton <nickc@redhat.com>
2905 * configure.ac (install_as_default): Define and set to false
2906 unless --enable-gold or --enable-gold=both/gold has been
2908 * configure: Regenerate.
2910 * Makefile.am (install-exec-local): Install the executable as
2911 'ld.gold'. If install_as_default is true then also install it as
2913 * Makefile.in: Regenerated.
2915 2010-04-24 Ian Lance Taylor <iant@google.com>
2917 * layout.cc (Layout::layout_reloc): In relocatable link don't
2918 combine reloc sections for grouped sections.
2920 2010-04-23 Sriraman Tallam <tmsriram@google.com>
2922 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2923 sections that are not ordinary to icf.
2924 * icf.cc (get_section_contents): Handle relocation pointing to section
2925 with no object or shndx information.
2926 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2927 * testsuite/Makefile.in: Regenerate.
2928 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2929 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2931 2010-04-22 Ian Lance Taylor <iant@google.com>
2933 * expression.cc (Expression::Expression_eval_info): Add
2934 result_alignment_pointer field.
2935 (Expression::eval_with_dot): Add result_alignment_pointer
2936 parameter. Change all callers.
2937 (Expression::eval_maybe_dot): Likewise.
2938 (class Binary_expression): Add alignment_pointer parameter to
2939 left_value and right_value. Change all callers.
2940 (BINARY_EXPRESSION): Set result alignment.
2941 (class Trinary_expression): Add alignment_pointer parameter to
2942 arg2_value and arg3_value. Change all callers.
2943 (Trinary_cond::value): Set result alignment.
2944 (Max_expression::value, Min_expression::value): Likewise.
2945 (Align_expression::value): Likewise.
2946 * script-sections.cc (class Sections_element): Add dot_alignment
2947 parameter to set_section_addresses virtual function. Update
2949 (class Output_section_element): Likewise.
2950 (Script_sections::create_segments): Add dot_alignment parameter.
2952 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2953 (Script_sections::set_phdrs_clause_addresses): Likewise.
2954 * script-sections.h: Update declarations.
2955 * script.h: Update declarations.
2956 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2958 * testsuite/script_test_3.t: Set large alignment.
2959 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2960 segment has expected alignment.
2962 2010-04-22 Nick Clifton <nickc@redhat.com>
2964 * po/gold.pot: Updated by the Translation project.
2965 * po/vi.po: Updated Vietnamese translation.
2967 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2969 * testsuite/Makefile.am (check_PROGRAMS): Add
2970 icf_virtual_function_folding_test.
2971 * testsuite/Makefile.in: Regenerated.
2973 2010-04-15 Andrew Haley <aph@redhat.com>
2975 * options.h (merge_exidx_entries): New option.
2976 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2977 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2978 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2979 (Target_arm::merge_exidx_entries): New function.
2980 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2981 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2982 to Arm_exidx_fixup constructor.
2983 Add new arg, merge_exidx_entries.
2984 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2985 Arm_output_section::fix_exidx_coverage.
2987 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2989 * icf.cc (get_section_contents): Check for preemptible functions.
2990 Ignore addend when appropriate.
2991 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2993 (add_from_relobj): Check for section folded.
2994 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2995 * symtab.h (should_add_dynsym_entry): Add new parameter.
2996 * target-reloc.h (scan_relocs): Check for section folded.
2997 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2998 Check reloc types for function pointers in shared objects.
2999 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3001 (icf_preemptible_functions_test): New test case.
3002 (icf_string_merge_test): New test case.
3003 * testsuite.Makefile.in: Regenerate.
3004 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3005 bar_glob. Refactor code.
3006 * testsuite/icf_preemptible_functions_test.cc: New file.
3007 * testsuite/icf_preemptible_functions_test.sh: New file.
3008 * testsuite/icf_string_merge_test.cc: New file.
3009 * testsuite/icf_string_merge_test.sh: New file.
3010 * testsuite/icf_virtual_function_folding_test.cc: New file.
3011 * testsuite/icf_virtual_function_folding_test.sh: New file.
3013 2010-04-14 Doug Kwan <dougkwan@google.com>
3015 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3016 for local symbol recounting if we remove a section due to ICF.
3017 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3018 there are no regular objects in input.
3020 2010-04-13 Doug Kwan <dougkwan@google.com>
3022 * arm.cc (Arm_input_section::set_final_data_size): Compute
3023 accurate final data size instead of using current data size.
3025 2010-04-09 Doug Kwan <dougkwan@google.com>
3027 * layout.cc (Layout::choose_output_section): Handle script section
3029 (Layout::make_output_section_for_script): Add section type parameter.
3030 Handle script section types.
3031 * layout.h (Layout::make_output_section_for_script): Add section
3033 * output.cc (Output_section::Output_section): Initialize data member
3035 (Output_section::do_reset_address_and_file_offset): Do not set address
3036 to 0 if section is a NOLOAD section.
3037 * output.h (Output_section::is_noload): New method.
3038 (Output_section::set_is_noload): Ditto.
3039 (Output_section::is_noload_): New data member.
3040 * script-c.h (Script_section_type): New enum type.
3041 (struct Parser_output_section_header): Add new file section_type.
3042 * script-sections.cc (Sections_element::output_section_name): Add
3043 parameter for returning script section type.
3044 (Output_section_definition::output_section_name): Ditto.
3045 (Output_section_definition::section_type)P; New method.
3046 (Output_section_definiton::script_section_type_name): Ditto.
3047 (Output_section_definition::script_section_type_): New data member.
3048 (Output_section_definition::Output_section_definition): Initialize
3049 data member Output_section_definition::script_section_type_.
3050 (Output_section_definition::create_sections): Pass script section type
3051 to Layout::make_output_section_for_script.
3052 (Output_section_definition::output_section_name): Return script
3053 section type to caller.
3054 (Output_section_definition::set_section_address): Do not advance
3055 dot value and load address if section type is NOLOAD. Set address
3056 of NOLOAD sections regardless of section flags.
3057 (Output_section_definition::print): Print section type if it is
3058 not SCRIPT_SECTION_TYPE_NONE.
3059 (Output_section_definition::section_type): New method.
3060 (Output_section_definition::script_section_type_name): Ditto.
3061 (Script_sections::output_section_name): Add new parameter
3062 PSECTION_TYPE for returning script section type. Pass it to
3063 section elements. Handle discard sections.
3064 (Sort_output_sections::operator()): Handle NOLOAD sections.
3065 * script-sections.h (Script_sections::Section_type): New enum type.
3066 (Script_sections::output_section_name): Add a new parameter for
3067 returning script section type.
3068 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3070 * yyscript.y (union): Add new field SECTION_TYPE.
3071 (COPY, DSECT, INFO, NOLOAD): New tokens.
3072 (opt_address_and_section_type): Change type to output_section_header.
3073 (section_type): New non-terminal
3074 (section_header): Handle section type.
3075 (opt_address_and_section_type): Return section type value.
3077 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3079 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3080 * testsuite/plugin_common_test_2.c (foo): Likewise.
3082 2010-04-08 Doug Kwan <dougkwan@google.com>
3084 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3086 * output.cc (Output_section::add_merge_input_section): Simplify
3087 code and return status of Output_merge_base::add_input_section.
3088 Update merge section map only if Output_merge_base::add_input_section
3091 2010-04-07 Doug Kwan <dougkwan@google.com>
3093 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3094 if section is marked as containing instructions but has no mapping
3096 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3097 correct section index.
3098 (Arm_relobj::find_linked_text_section): Ditto.
3100 2010-04-07 Cary Coutant <ccoutant@google.com>
3102 * archive.cc (include_member): Destroy Read_symbols_data object before
3104 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3105 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3106 (Read_symbols_data::~Read_symbols_data) New destructor.
3107 (Section_relocs::Section_relocs) New constructor.
3108 (Section_relocs::~Section_relocs) New destructor.
3109 (Read_relocs_data::Read_relocs_data) New constructor.
3110 (Read_relocs_data::~Read_relocs_data) New destructor.
3111 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3112 pointers to NULL after deleting.
3114 2010-04-07 Doug Kwan <dougkwan@google.com>
3116 * arm.cc: Replace "endianity" with "endianness" in comments.
3117 (Arm_exidx_cantunwind): Ditto.
3118 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3119 (Arm_relobj::merge_flags_and_attributes): New method.
3120 (Arm_relobj::merge_flags_and_attributes_): New data member.
3121 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3122 (Arm_relobj::scan_sections_for_stubs): Ditto.
3123 (Arm_relobj::do_read_symbols): Check to see if we really want to
3124 merge processor-specific flags and attributes. Exit early if
3125 an object is empty except for section names and the undefined symbol.
3126 (Target_arm::do_finalize_sections): Move check for ELF format to
3127 Arm_relobj::do_read_symbols. Merge processor specific flags and
3128 attributes from a regular object only when we have determined that
3129 it is aapropriate. Do not create an .ARM.attributes section in
3130 output if there is no regular input object.
3131 (Target_arm::merge_processor_specific_flags): Check
3132 --warn-mismatch before printing any error.
3133 (Target_arm::merge_object_attributes): Ditto.
3134 * gold.cc (queue_middle_tasks): Handle the case in which there is
3135 no regular object in input.
3136 * options.cc (General_options::parse_EB): New method.
3137 (General_options::parse_EL): Same.
3138 (General_options::General_options): Initialize endianness_.
3139 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3141 (General_options::Endianness): New enum.
3142 (General_options::endianness): New method.
3143 (General_options::endianness_): New data member.
3144 * parameters.cc (Parameters::set_options): Check target endianness.
3145 (Parameters::set_target_once): Ditto.
3146 (Parameters::check_target_endianness): New method.
3147 (parameters_force_valid_target): If either -EL or -EB is specified,
3148 use it to define endianness of default target.
3149 * parameters.h (Parameters::check_target_endianness): New method
3151 * target.h (class Target): Change "endianity" to "endianness"
3154 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3156 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3157 * configure: Regenerate.
3158 * Makefile.in: Regenerate.
3159 * testsuite/Makefile.in: Regenerate.
3161 2010-04-06 Cary Coutant <ccoutant@google.com>
3164 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3165 prevailing definitions of common symbols.
3166 * testsuite/plugin_test_6.sh: New test case.
3167 * testsuite/plugin_common_test_1.c: New test case.
3168 * testsuite/plugin_common_test_2.c: New test case.
3169 * testsuite/Makefile.am (plugin_test_6): New test case.
3170 * testsuite/Makefile.in: Regenerate.
3172 2010-04-06 Nick Clifton <nickc@redhat.com>
3174 * po/vi.po: New Vietnamese translation.
3176 2010-03-30 Doug Kwan <dougkwan@google.com>
3178 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3180 2010-03-25 Doug Kwan <dougkwan@google.com>
3182 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3183 to avoid a conversion warning on a 32-bit host.
3185 2010-03-24 Ian Lance Taylor <iant@google.com>
3187 * testsuite/script_test_3.t: Add a TLS segment.
3188 * testsuite/Makefile.am (check_PROGRAMS): Add
3189 tls_phdrs_script_test.
3190 (tls_phdrs_script_test_SOURCES): Define.
3191 (tls_phdrs_script_test_DEPENDENCIES): Define.
3192 (tls_phdrs_script_test_LDFLAGS): Define.
3193 (tls_phdrs_script_test_LDADD): Define.
3194 * testsuite/Makefile.in: Rebuild.
3196 2010-03-23 Cary Coutant <ccoutant@google.com>
3198 * fileread.cc (find_or_make_view): Fix comment.
3200 2010-03-23 Ian Lance Taylor <iant@google.com>
3202 * script-sections.cc (class Orphan_section_placement): Define
3203 PLACE_TLS and PLACE_TLS_BSS.
3204 (Orphan_section_placement::Orphan_section_placement): Initialize
3206 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3207 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3208 (tls_script_test_SOURCES): Define.
3209 (tls_script_test_DEPENDENCIES): Define.
3210 (tls_script_test_LDFLAGS): Define.
3211 (tls_script_test_LDADD): Define.
3212 * testsuite/Makefile.in: Rebuild.
3214 2010-03-22 Doug Kwan <dougkwan@google.com>
3216 * arm.cc (Arm_relocate_functions::abs8,
3217 Arm_relocate_functions::abs16): Use correct check for overflow
3218 specified in the ARM ELF specs.
3219 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3220 target of a BLX instruction specially.
3221 (Reloc_stub::stub_type_for_reloc): Ditto.
3222 (Relocate::relocate): Use symbolic names instead of numeric relocation
3223 codes to report error.
3224 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3226 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3227 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3228 thumb2_blx_out_of_range.stdout
3229 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3230 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3231 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3232 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3233 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3234 thumb2_blx_in_range, thumb2_blx_in_range.o,
3235 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3236 thumb2_blx_out_of_range.o): New rules.
3237 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3238 thumb2_blx_in_range and thumb2_blx_out_of_range.
3239 * testsuite/Makefile.in: Regenerate.
3240 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3241 * testsuite/thumb_blx_in_range.s: New file.
3242 * testsuite/thumb_blx_out_of_range.s: New file.
3244 2010-03-22 Rafael Espindola <espindola@google.com>
3246 * archive.cc (Should_include): Move to archive.h.
3247 (should_include_member): Make it a member of Archive.
3249 (Add_lib_group_symbols): New.
3250 * archive.h: Include options.h.
3251 (Archive_member): Moved from Archive.
3252 (Should_include): Moved from archive.cc.
3254 (Add_lib_group_symbols): New.
3255 * dynobj.cc (do_should_include_member): New.
3256 * dynobj.h (do_should_include_member): New.
3257 * gold.cc (queue_initial_tasks): Update call to queue.
3258 * main.cc (main): Print lib group stats.
3259 * object.cc (do_should_include_member): New.
3260 * object.h: Include archive.h.
3261 (Object::should_include_member): New.
3262 (Object::do_should_include_member): New.
3263 (Sized_relobj::do_should_include_member): New.
3264 * options.cc (General_options::parse_start_lib): New.
3265 (General_options::parse_end_lib): New.
3266 (Input_arguments::add_file): Handle lib groups.
3267 (Input_arguments::start_group): Check we are not in a lib.
3268 (Input_arguments::start_lib): New.
3269 (Input_arguments::end_lib): New.
3270 * options.h (General_options): Add start_lib and end_lib.
3271 (Input_argument::lib_): New.
3272 (Input_argument::lib): New.
3273 (Input_argument::is_lib): New.
3274 (Input_file_lib): New.
3275 (Input_arguments::in_lib_): New.
3276 (Input_arguments::in_lib): New.
3277 (Input_arguments::start_lib): New.
3278 (Input_arguments::end_lib_): New.
3279 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3280 in unused members as preempted.
3281 (Sized_pluginobj::do_should_include_member): New.
3282 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3283 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3285 (Read_symbols::do_whole_lib_group): New.
3286 (Read_symbols::do_lib_group): New.
3287 (Read_symbols::do_read_symbols): Handle lib groups.
3288 (Read_symbols::get_name): Handle lib groups.
3289 * readsyms.h (Read_symbols): Add an archive member pointer.
3290 (Read_symbols::do_whole_lib_group): New.
3291 (Read_symbols::do_lib_group): New.
3292 (Read_symbols::member_): New.
3293 * script.cc (read_input_script): Update call to queue_soon.
3295 2010-03-19 Doug Kwan <dougkwan@google.com>
3297 * arm.cc (Stub_table::Stub_table): Initialize new data members
3298 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3299 (Stub_table::add_reloc_stub): Assign stub offset and update
3300 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3301 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3303 (Stub_table::update_data_size_and_addralign): Use
3304 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3305 instead of going over all reloc stubs.
3306 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3307 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3308 Stringpool_template::offset_ to size of Stringpool_char.
3309 (Stringpool_template::new_key_offset): Remove code to initialize
3310 Stringpool_template::offset_.
3311 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3312 Stringpool_template::offset_ to zero.
3314 2010-03-15 Doug Kwan <dougkwan@google.com>
3316 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3318 (Stringpool_template::new_key_offset): New method.
3319 (Stringpool_template::add_string): Assign offsets when adding new
3321 (Stringpool_template::set_string_offsets): Do not set string offsets
3322 when not optimizing.
3323 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3325 (Chunked_vector::clear): Clear size_.
3326 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3327 (Chunked_vector::size): Return size_.
3328 (Chunked_vector::push_back): Use size_ to find insert position.
3329 (Chunked_vector::size_): New data member.
3330 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3331 (Stringpool_template::new_key_offset): New method declaration.
3332 (Stringpool_template::offset_): New data member.
3334 2010-03-15 Rafael Espindola <espindola@google.com>
3336 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3337 Add_symbols' constructor.
3338 * readsyms.h (Add_symbols): Remove the input_group member.
3340 2010-03-10 Ian Lance Taylor <iant@google.com>
3342 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3343 target to ask whether a reference to a symbol requires a stack
3345 * target.h (Target::is_call_to_non_split): New function.
3346 (Target::do_is_call_to_non_split): Declare virtual function.
3347 * target.cc: Include "symtab.h".
3348 (Target::do_is_call_to_non_split): New function.
3349 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3351 2010-03-10 Cary Coutant <ccoutant@google.com>
3353 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3354 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3355 (File_read::open[2]): Add whole_file_view_ to list of views.
3356 (File_read::make_view): Remove test of whole_file_view_.
3357 (File_read::find_or_make_view): Create whole_file_view_ if
3359 (File_read::clear_views): Replace bool parameter with enum;
3360 adjust all callers. Don't delete views with permanent data;
3361 do delete cached views and views from archives if
3362 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3363 if clearing the corresponding view.
3364 * fileread.h (File_read::Clear_views_mode): New enum.
3365 (File_read::View::is_permanent_view): New method.
3366 (File_read::clear_views): Replace bool parameter
3367 with enum; adjust all callers.
3368 * options.h (General_options): Change keep_files_mapped option;
3369 add map_whole_files.
3370 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3372 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3375 2010-03-10 David S. Miller <davem@davemloft.net>
3377 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3379 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3381 * icf.cc (get_section_contents): Add '@' marker after processing the
3384 2010-03-08 Doug Kwan <dougkwan@google.com>
3386 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3387 due to a conversion warning.
3388 (Arm_relobj::update_output_local_symbol_count): Check for local
3389 symbol with unset output index.
3391 2010-03-05 Ian Lance Taylor <iant@google.com>
3393 * options.h (class General_options): Add --spare-dynamic-tags.
3394 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3395 --spare-dynamic-tags.
3397 2010-03-05 Ian Lance Taylor <iant@google.com>
3399 * incremental.cc: Include "libiberty.h".
3401 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3403 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3404 function, is_info_ member.
3405 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3406 (Versions::Versions): Update caller.
3407 (Versions::define_base_version): Likewise.
3408 (Versions::add_def): Likewise.
3410 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3412 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3413 (Scan::possible_function_pointer_reloc): New function.
3414 (Scan::local_reloc_may_be_function_pointer): Change to call
3415 possible_function_pointer_reloc.
3416 (Scan::global_reloc_may_be_function_pointer): Ditto.
3417 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3418 relocations in ".data.rel.ro._ZTV" section.
3419 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3420 * testsuite/icf_safe_so_test.cc: Ditto.
3421 * testsuite/icf_safe_test.cc: Ditto.
3422 * testsuite/icf_safe_test.sh: Ditto.
3424 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3425 Ian Lance Taylor <iant@google.com>
3427 * target-reloc.h (relocate_section): Check the symbol table index
3428 for -1U before setting the local symbol index.
3429 (scan_relocatable_relocs): If copying the relocation, record that
3430 the local symbol is required.
3431 * object.h (Symbol_value::is_output_symtab_index_set): New
3433 (Symbol_value::may_be_discarded_from_output_symtab): New
3435 (Symbol_value::has_output_symtab_entry): New function.
3436 (Symbol_value::needs_output_symtab_entry): Remove.
3437 (Symbol_value::output_symtab_index): Make sure the symbol index is
3439 (Symbol_value::set_output_symtab_index): Make sure the symbol
3440 index is not set. Make sure the new index is valid.
3441 (Symbol_value::set_must_have_output_symtab_entry): New function.
3442 (Symbol_value::has_output_dynsym_entry): New function.
3443 (Symbol_value::set_output_dynsym_index): Make sure the new index
3445 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3446 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3447 local symbol if permitted.
3448 (Sized_relobj::do_finalize_local_symbols): Call
3449 is_output_symtab_index_set rather than needs_output_symtab_entry.
3450 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3451 rather than needs_output_symtab_entry. Call
3452 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3453 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3454 is_output_symtab_index_set rather than needs_output_symtab_entry.
3455 * testsuite/discard_locals_relocatable_test.c: New file.
3456 * testsuite/discard_locals_test.sh: Test -r.
3457 * testsuite/Makefile.am (check_DATA): Add
3458 discard_locals_relocatable_test1.syms,
3459 discard_local_relocatable_test2.syms.
3460 (MOSTLYCLEANFILES): Likewise. Also add
3461 discard_locals_relocatable_test1.lout and
3462 discard_locals_relocatable_test2.out.
3463 (discard_locals_relocatable_test1.syms): New target.
3464 (discard_locals_relocatable_test.o): New target.
3465 (discard_locals_relocatable_test1.out): New target.
3466 (discard_locals_relocatable_test2.syms): New target.
3467 (discard_locals_relocatable_test2.out): New target.
3468 (various): Add missing ../ld-new dependencies.
3469 * testsuite/Makefile.in: Rebuild.
3471 2010-03-03 Nick Clifton <nickc@redhat.com>
3473 * po/fi.po: New Finnish translation.
3475 2010-03-01 Doug Kwan <dougkwan@google.com>
3477 * layout.cc (Layout::Layout): Force section types of .init_array*,
3478 .preinit_array* and .fini_array* sections.
3479 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3480 Fix check of return value of std::string::find.().
3481 (Output_section::Input_section_sort_compare::operator()): Remove
3482 comment about .init_array.
3483 (Output_section::Input_section_sort_init_fini_compare::operator()):
3485 (Output_section::sort_attached_input_sections): Handle .init_array
3486 and .fini_array specially.
3487 * output.h (Output_section::Inut_section_sort_compare): Update
3489 (Output_section::Input_section_sort_init_fini_compare): New struct.
3491 2010-02-26 Doug Kwan <dougkwan@google.com>
3493 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3494 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3495 * testsuite/debug_msg.sh: Avoid matching source line number for
3496 use of global variable undef_int.
3498 2010-02-26 Doug Kwan <dougkwan@google.com>
3500 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3501 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3502 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3503 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3504 * options.cc (General_options::General_options): Initialize member
3506 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3507 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3508 and rm_no_fix_v4bx.stdout
3509 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3510 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3511 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3512 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3513 and arm_no_fix_v4bx.
3514 * Makefile.in: Regenerate.
3515 * testsuite/arm_fix_v4bx.s: New file.
3516 * testsuite/arm_fix_v4bx.sh: Ditto.
3518 2010-02-24 Doug Kwan <dougkwan@google.com>
3520 * arm.cc (Target_arm::got_section): Make the .got section the first
3521 non RELRO section in the data segment.
3522 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3523 suffixes of section names.
3525 2010-02-24 Doug Kwan <dougkwan@google.com>
3527 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3528 flags and attributes merging if an input file is a binary file.
3529 * fileread.cc (Input_file::open): Record format of original file.
3530 * fileread.h (Input_file::Format): New enum type.
3531 (Input_file::Input_file): Initialize data member format_.
3532 (Input_file::format): New method definition.
3533 (Input_file::format_):: New data member.
3535 2010-02-24 Doug Kwan <dougkwan@google.com>
3537 * arm.cc (Arm_output_data_got): New class.
3538 (ARM_TCB_SIZE): New constant
3539 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3540 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3541 If user uses a script with a SECTIONS clause, issue only a warning
3542 for a misplaced EXIDX input section. Otherwise, issue an error.
3543 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3545 (Target_arm::got_mode_index_entry): Handle static linking.
3546 (Target_arm::Scan::local): Ditto.
3547 (Target_arm::Scan::global): Ditto.
3548 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3549 all incorrectly implemented relocations.
3550 (Target_arm::fix_exidx_coverage): Pass layout to
3551 Arm_output_section::fix_exidx_coverage.
3552 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3553 from ".ARM.exidx." and ".ARM.extab.".
3555 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3557 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3558 section if it does not already exist.
3559 * attributes.cc (Attributes_section_data::Attributes_section_data):
3560 Don't crash if size is zero.
3562 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3563 Ian Lance Taylor <iant@google.com>
3565 * gold.cc (queue_middle_tasks): If no input files were opened,
3567 * workqueue.h (Task_function::Task_function): Assert that there is
3570 2010-02-22 Doug Kwan <dougkwan@google.com>
3572 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3573 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3574 types to avoid warnings due to different uint64_t implementations
3577 2010-02-21 Doug Kwan <dougkwan@google.com>
3579 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3580 handling of the maximum backward branch offset.
3581 (Arm_relocate_functions::thumb_branch_common): Ditto.
3582 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3583 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3584 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3585 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3586 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3587 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3588 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3589 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3590 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3591 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3592 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3593 thumb2_bl_out_of_range.o): New rules.
3594 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3595 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3596 thumb2_bl_out_of_range
3597 * testsuite/Makefile.in: Regenerate.
3598 * testsuite/arm_bl_in_range.s: New file.
3599 * testsuite/arm_bl_out_of_range.s: Ditto.
3600 * testsuite/arm_branch_in_range.sh: Ditto.
3601 * testsuite/arm_branch_range.t: Ditto.
3602 * testsuite/thumb2_branch_range.t: Ditto.
3603 * testsuite/thumb_bl_in_range.s: Ditto.
3604 * testsuite/thumb_bl_out_of_range.s: Ditto.
3605 * testsuite/thumb_branch_range.t: Ditto.
3607 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3609 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3610 Add reloc offset information.
3611 * icf.cc (get_section_contents): Change iterators to point to the new
3612 vectors. Add reloc offset information to the contents.
3613 * icf.h (Icf::Sections_reachable_info): New typedef.
3614 (Icf::Sections_reachable_list): New typedef.
3615 (Icf::Offset_info): New typedef.
3616 (Icf::Reloc_info): New struct typedef.
3617 (Icf::Reloc_info_list): New typedef.
3618 (Icf::symbol_reloc_list): Delete method.
3619 (Icf::addend_reloc_list): Delete method.
3620 (Icf::section_reloc_list): Delete method.
3621 (Icf::reloc_info_list): New method.
3622 (Icf::reloc_info_list_): New member.
3624 2010-02-19 Doug Kwan <dougkwan@google.com>
3626 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3627 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3628 * arm.cc (Arm_relocation_functions): New forward declaration.
3629 (Target_arm::Target_arm): Initialize new data members
3630 got_mod_index_offset_ and tls_base_symbol_defined_.
3631 (Target_arm::Relocate::relocate_tls): New method.
3632 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3633 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3635 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3636 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3637 (Target_arm::got_mod_index_offset_,
3638 Target_arm::tls_base_symbol_defined_): New data members.
3639 (Target_arm::Scan::local, Target::Scan::global,
3640 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3643 2010-02-18 Doug Kwan <dougkwan@google.com>
3645 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3646 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3647 text section as a parameter becuase some broken tools may not set
3648 the link in section header.
3649 (Target_arm::has_got_section): New method.
3650 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3651 without any mapping symbol as data only. Remove warning.
3652 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3653 link in its section header, try to discover the link by inspecting the
3654 REL31 relocation at the beginning of the section.
3655 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3657 (Target_arm::Scan::global): Treat any reference to the symbol
3658 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3660 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3662 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3663 (Scan::global_reloc_may_be_function_pointer): New function.
3664 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3665 (Scan::global_reloc_may_be_function_pointer): New function.
3666 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3667 (Scan::global_reloc_may_be_function_pointer): New function.
3668 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3669 (Scan::global_reloc_may_be_function_pointer): New function.
3670 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3671 (Scan::global_reloc_may_be_function_pointer): New function.
3672 (Scan::possible_function_pointer_reloc): New function.
3673 (Target_x86_64::can_check_for_function_pointers): New function.
3674 * gc.h (gc_process_relocs): Scan relocation types to determine if
3675 function pointers were taken for targets that support it.
3676 * icf.cc (Icf::find_identical_sections): Include functions for
3677 folding in safe ICF whose pointer is not taken.
3678 * icf.h (Secn_fptr_taken_set): New typedef.
3679 (fptr_section_id_): New member.
3680 (section_has_function_pointers): New function.
3681 (set_section_has_function_pointers): New function.
3682 (check_section_for_function_pointers): New function.
3683 * options.h: Fix comment for safe ICF option.
3684 * target.h (can_check_for_function_pointers): New function.
3685 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3686 Modify icf_safe_test for X86-64.
3687 * testsuite/Makefile.in: Regenerate.
3688 * testsuite/icf_safe_so_test.cc: New file.
3689 * testsuite/icf_safe_so_test.sh: New file.
3690 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3691 (main): Change to take pointer to function kept_func_3.
3692 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3693 folding is done correctly for X86-64.
3695 2010-02-12 David S. Miller <davem@davemloft.net>
3697 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3698 is_symbolless parameter.
3699 (Output_reloc<SHT_REL>::is_symbolless): New.
3700 (Output_reloc<SHT_REL>::is_symbolless_): New.
3701 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3702 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3703 (Output_reloc<SHT_RELA>::is_symbolless): New.
3704 (Output_data_reloc::add_global): Handle is_symbolless.
3705 (Output_data_reloc::add_global_relative): Likewise.
3706 (Output_data_reloc::add_local): Likewise.
3707 (Output_data_reloc::add_local_relative): Likewise.
3708 (Output_data_reloc::add_symbolless_global_addend): New.
3709 (Output_data_reloc::add_symbolless_local_addend): New.
3710 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3712 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3713 instead of ->is_relative_
3714 (Output_reloc::write): Likewise.
3715 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3716 (Output_reloc::write_rel): Simplify.
3718 * sparc.cc (Target_sparc::Scan::local): Use
3719 ->add_symbolless_local_addend as needed.
3720 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3721 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3722 based upon relocation offset.
3724 2010-02-11 Doug Kwan <dougkwan@google.com>
3726 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3727 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3728 beginning of function.
3729 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3730 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3731 parameter is_32bit in calls to should_apply_static_reloc.
3732 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3733 (check_DATA): Add arm_abs_global.stdout.
3734 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3735 arm_abs_global.stdout): New rules.
3736 (MOSTLLYCLEANFILES): Add arm_abs_global
3737 * Makefile.in: Regenerate.
3738 * testsuite/arm_abs_global.s: New file.
3739 * testsuite/arm_abs_global.sh: Ditto.
3740 * testsuite/arm_abs_lib.s: Ditto.
3742 2010-02-11 Ian Lance Taylor <iant@google.com>
3744 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3746 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3747 Allocate_commons_task first.
3748 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3749 task, rather than symtab_lock_.
3750 (Gc_process_relocs::~Gc_process_relocs): New function.
3751 (Gc_process_relocs::is_runnable): Check this_blocker_.
3752 (Gc_process_relocs::locks): Use next_blocker_ rather than
3754 (Scan_relocs::~Scan_relocs): New function.
3755 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3757 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3759 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3760 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3761 constructor accordingly.
3762 (class Gc_process_relocs): Likewise.
3763 (class Scan_relocs): Likewise.
3764 * common.h (class Allocate_commons_task): Remove symtab_lock_
3765 field, and corresponding constructor parameter.
3766 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3768 (Allocate_commons_task::locks): Likewise.
3770 2010-02-11 Ian Lance Taylor <iant@google.com>
3772 * gold-threads.h (class Once): Define.
3773 (class Initialize_lock): Rewrite as child of Once.
3774 * gold-threads.cc (class Once_initialize): Define.
3775 (once_pointer_control): New static variable.
3776 (once_pointer, once_arg): New static variables.
3777 (c_run_once): New static function.
3778 (Once::Once, Once::run_once, Once::internal_run): New functions.
3779 (class Initialize_lock_once): Remove.
3780 (initialize_lock_control): Remove.
3781 (initialize_lock_pointer): Remove.
3782 (initialize_lock_once): Remove.
3783 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3784 (Initialize_lock::initialize): Rewrite.
3785 (Initialize_lock::do_run_once): New function.
3786 * archive.cc (Archive::interpret_header): Only clear name if it is
3788 * fileread.cc: Include "gold-threads.h"
3789 (file_counts_lock): New static variable.
3790 (file_counts_initialize_lock): Likewise.
3791 (File_read::release): Only increment counts when using --stats.
3792 Use a lock around the increment.
3793 * parameters.cc (class Set_parameters_target_once): Define.
3794 (set_parameters_target_once): New static variable.
3795 (Parameters::Parameters): Move here from parameters.h.
3796 (Parameters::set_target): Rewrite.
3797 (Parameters::set_target_once): New function.
3798 (Parameters::clear_target): Move here and rewrite.
3799 * parameters.h (class Parameters): Update declarations. Add
3800 set_parameters_target_once_ field.
3801 (Parameters::Parameters): Move to parameters.cc.
3802 (Parameters::clear_target): Likewise.
3803 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3805 (Start_group::~Start_group): New function.
3806 (Start_group::is_runnable): New function.
3807 (Start_group::locks, Start_group::run): New functions.
3808 (Finish_group::run): Change saw_undefined to size_t.
3809 * readsyms.h (class Start_group): Define.
3810 (class Finish_group): Change saw_undefined_ field to size_t.
3811 (Finish_group::Finish_group): Remove saw_undefined and
3812 this_blocker parameters. Change all callers.
3813 (Finish_group::set_saw_undefined): New function.
3814 (Finish_group::set_blocker): New function.
3815 * symtab.h (class Symbol_table): Change saw_undefined to return
3816 size_t. Change saw_undefined_ field to size_t.
3817 * target-select.cc (Set_target_once::do_run_once): New function.
3818 (Target_selector::Target_selector): Initialize set_target_once_
3819 field. Don't initialize lock_ and initialize_lock_ fields.
3820 (Target_selector::instantiate_target): Rewrite.
3821 (Target_selector::set_target): New function.
3822 * target-select.h (class Set_target_once): Define.
3823 (class Target_selector): Update declarations. Make
3824 Set_target_once a friend. Remove lock_ and initialize_lock_
3825 fields. Add set_target_once_ field.
3827 2010-02-10 Ian Lance Taylor <iant@google.com>
3829 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3831 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3832 (queue_middle_tasks): Add all blockers before queueing any tasks.
3833 (queue_final_tasks): Likewise.
3834 * token.h (Task_token::add_blockers): New function.
3835 * object.h (Input_objects::number_of_relobjs): New function.
3837 2010-02-10 Ian Lance Taylor <iant@google.com>
3839 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3840 shared, not if not position independent.
3841 * x86_64.cc (Relocate::relocate_tls): Likewise.
3842 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3843 (tls_pie_pic_test): New target.
3844 * testsuite/Makefile.in: Rebuild.
3846 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3847 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3848 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3849 * testsuite/Makefile.in: Rebuild.
3851 2010-02-09 David S. Miller <davem@davemloft.net>
3853 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3854 R_SPARC_RELATIVE using ->add_local_relative().
3855 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3857 * output.h (Output_data_dynamic::add_section_size): New method
3858 that takes two Output_data objects.
3859 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3860 entry param. Handle it in initializers.
3861 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3862 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3863 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3865 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3866 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3867 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3868 for dynrel_includes_plt.
3869 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3870 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3871 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3873 (Target_sparc::do_finalize_sections): Update to pass true for
3874 dynrel_includes_plt.
3875 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3876 output before .rela.plt
3877 (Target_powerpc::do_finalize_sections): Update to pass true for
3878 dynrel_includes_plt when 32-bit.
3880 2010-02-08 Doug Kwan <dougkwan@google.com>
3882 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3884 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3885 Arm_relobj::scan_section_for_cortex_a8_stubs,
3886 Arm_relobj::do_relocation_section): Instead of calling
3887 Output_section::output_address, use faster
3888 Arm_relobj::simple_input_section_output_address.
3890 2010-02-08 David S. Miller <davem@davemloft.net>
3892 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3893 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3894 relocation helper function.
3896 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3897 just like R_SPARC_GOT{10,13,22}.
3898 (Target_sparc::Scan::local): Likewise.
3899 (Target_sparc::Relocate:relocate): Likewise.
3901 2010-02-06 Ian Lance Taylor <iant@google.com>
3903 * configure.ac: Rewrite targetobjs duplicate removal code to use
3904 only shell constructs.
3905 * configure: Rebuild.
3907 2010-02-05 Doug Kwan <dougkwan@google.com>
3910 * arm.cc (Arm_relobj::section_is_scannable): New method.
3911 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3912 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3914 2010-02-04 Doug Kwan <dougkwan@google.com>
3917 * arm-reloc-property.cc (cstdio): Include.
3918 * configure.ac (targetobjs): Remove duplicates.
3919 * configure: Regenerate.
3920 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3921 big and little endian version for a given address size.
3923 2010-02-03 Doug Kwan <dougkwan@google.com>
3925 * arm-reloc-property.cc
3926 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3928 * arm-reloc-property.h
3929 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3930 New method definition.
3931 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3933 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3935 (GOT_PREL): Change implemented to Y.
3936 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3937 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3938 (Arm_relocate_functions::movw_abs_nc): Remove method.
3939 (Arm_relocate_functions::movt_abs): Ditto.
3940 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3941 (Arm_relocate_functions::thm_movt_abs): Ditto.
3942 (Arm_relocate_functions::movw_rel_nc): Ditto.
3943 (Arm_relocate_functions::movw_rel): Ditto.
3944 (Arm_relocate_functions::movt_rel): Ditto.
3945 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3946 (Arm_relocate_functions:thm_movw_rel): Ditto.
3947 (Arm_relocate_functions:thm_movt_rel): Ditto.
3948 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3949 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3950 New method definitions.
3951 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3952 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3953 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3954 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3955 (Target_arm::Relocate::relocate): Check for non-static or
3956 unimplemented relocation code and exit early. Change calls to
3957 Target_arm::reloc_uses_thumb_bit and
3958 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3959 instead. Refactor code to handle similar relocations to increase
3960 code sharing. Remove check for unsupported relocation code in switch
3962 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3963 relocation property table to find out size. Change error message to
3964 print out the name of a relocation code instead of the numeric value.
3965 (Target_arm::scan_reloc_for_stub): Use relocation property table
3966 instead of calling Target_arm::reloc_uses_thumb_bit().
3968 2010-02-02 Doug Kwan <dougkwan@google.com>
3970 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3971 types of relaxed input section.
3973 2010-02-02 Doug Kwan <dougkwan@google.com>
3975 * Makefile.am (HFILES): Add arm-reloc-property.h.
3977 (TARGETSOURCES): Add arm-reloc-property.cc
3978 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3979 (libgold_a_SOURCES): $(DEFFILES)
3980 * Makefile.in: Regenerate.
3981 * arm-reloc-property.cc: New file.
3982 * arm-reloc-property.h: New file.
3983 * arm-reloc.def: New file.
3984 * arm.cc: Update comments.
3985 (arm-reloc-property.h): New included header.
3986 (arm_reloc_property_table): New global variable.
3987 (Target_arm::do_select_as_default_target): New method definition.
3988 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3989 arm-reloc-property to targ_extra_obj.
3990 * parameters.cc (set_parameters_target): Call
3991 Target::select_as_default_target().
3992 * target.h (Target::select_as_default_target): New method definition.
3993 (Target::do_select_as_default_target): Same.
3995 2010-02-01 Doug Kwan <dougkwan@google.com>
3997 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3998 first_output_text_section_.
3999 (Arm_exidx_fixup::first_output_text_section): New method definition.
4000 (Arm_exidx_fixup::first_output_text_section_): New data member.
4001 (Arm_exidx_fixup::process_exidx_section): Record the first text
4002 output section seen.
4003 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4004 and entsize in output section header.
4006 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4008 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4009 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4010 (Arm_relocate_functions::thm_alu11): New Method.
4011 (Arm_relocate_functions::thm_pc8): New Method.
4012 (Arm_relocate_functions::thm_pc12): New Method.
4013 (Target_arm::Scan::local): Handle the relocations.
4014 (Target_arm::Scan::global): Likewise.
4015 (Target_arm::Relocate::relocate): Likewise.
4016 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4018 2010-01-29 Doug Kwan <dougkwan@google.com>
4020 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4021 of relocation types as ld.
4023 2010-01-29 Doug Kwan <dougkwan@google.com>
4025 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4027 (Arm_relocate_functions::thumb_branch_common): Ditto.
4028 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4029 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4030 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4031 Arm_relocate_functions::jump24): Remove.
4032 (Target_arm::Relocate::relocate): Adjust code to call
4033 Arm_relocation_functions::arm_branch_common and
4034 Arm_relocation_functions::thumb_branch_common instead of their removed
4035 wrappers. Merge switch-cases together to reduce source code size.
4037 2010-01-29 Doug Kwan <dougkwan@google.com>
4039 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4040 output_local_symbol_count_needs_update_.
4041 (Arm_relobj::output_local_symbol_count_needs_update,
4042 Arm_relobj::set_output_local_symbol_count_needs_update,
4043 Arm_relobj::update_output_local_symbol_count): New methods.
4044 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4046 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4047 of pointed function as in a R_ARM_PREL31 relocation.
4048 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4049 for output local symbol count updating.
4050 (Target_arm::do_relax): Update output local symbol counts in objects
4052 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4054 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4056 * arm.cc: Added support for the ARM relocations:
4057 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4058 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4059 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4061 (Arm_relocate_functions::movw_rel): New method.
4062 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4063 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4065 (Arm_relocate_functions::thm_movw_rel): New method.
4066 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4068 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4070 (Target_arm::Scan::global): Likewise.
4071 (Target_arm::Relocate::relocate): Likewise.
4072 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4075 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4077 * arm.cc: Added support for ARM group relocations.
4078 (Target_arm::reloc_needs_sym_origin): New method.
4079 (Arm_relocate_functions::calc_grp_kn): New method.
4080 (Arm_relocate_functions::calc_grp_residual): New method.
4081 (Arm_relocate_functions::calc_grp_gn): New method.
4082 (Arm_relocate_functions::arm_grp_alu): New Method.
4083 (Arm_relocate_functions::arm_grp_ldr): New Method.
4084 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4085 (Arm_relocate_functions::arm_grp_ldc): New Method.
4086 (Target_arm::Scan::local): Handle the ARM group relocations.
4087 (Target_arm::Scan::global): Likewise.
4088 (Target_arm::Relocate::relocate): Likewise.
4089 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4092 2010-01-26 Doug Kwan <dougkwan@google.com>
4094 * arm.cc (set): Include.
4095 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4097 (Arm_output_section::Text_section_list): New type.
4098 (Arm_output_section::append_text_sections_to_list): New method.
4099 (Arm_output_section::fix_exidx_coverage): Ditto.
4100 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4101 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4102 Relobj::set_section_offset() instead of
4103 Sized_relobj::invalidate_section_offset().
4104 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4105 parameter for section headers. Ignore relocation sections for
4106 unallocated sections and EXIDX sections.
4107 (Target_arm::fix_exidx_coverage): New method.
4108 (Target_arm::output_section_address_less_than): New type.
4109 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4110 linked text section instead of the EXIDX section.
4111 (Arm_output_section::create_stub_group): Add an assertion to check
4112 that this is not an EXIDX output section.
4113 (Arm_output_section::append_text_sections_to_list): New method.
4114 (Arm_output_section::fix_exidx_coverage): Ditto.
4115 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4116 Arm_relobj::section_needs_reloc_stub_scanning.
4117 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4119 (Target_arm::fix_exidx_coverage): New method.
4120 * object.h (Relobj::set_output_section): New method.
4121 (Sized_relobj::invalidate_section_offset): Remove method.
4122 (Sized_relobj::do_invalidate_section_offset): Remove method.
4123 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4125 2010-01-25 Doug Kwan <dougkwan@google.com>
4127 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4128 Fix warning due to signed and unsigned comparison on a 32-bit host.
4130 2010-01-22 Doug Kwan <dougkwan@google.com>
4132 * arm.cc (Target_arm::do_relax): Record an output section for section
4133 offset adjustment it contains any stub table that has changed.
4134 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4135 offsets in an output section if necessary.
4136 * output.cc (Output_section::Output_section): Initialize
4137 section_offsets_need_adjustments_.
4138 (Output_section::add_input_section_for_script): Renamed to
4139 Output_section::add_simple_input_section.
4140 (Output_section::save_states): Add a comment.
4141 (Output_section::discard_states): New method defintion.
4142 (Output_section::adjust_section_offsets): Same.
4143 * output.h (Output_section::add_input_section_for_script): Renamed to
4144 Output_section::add_simple_input_section.
4145 (Output_section::discard_states): New method declaration.
4146 (Output_section::adjust_section_offsets): Same.
4147 (Output_section::section_offsets_need_adjustment,
4148 Output_section::set_section_offsets_need_adjustment): New method
4150 (Output_section::section_offsets_need_adjustment_): New data member.
4151 * script-sections.cc
4152 (Output_section_element_input::set_section_address): Adjust code for
4153 renaming of Output_section::add_input_section_for_script.
4154 (Orphan_output_section::set_section_address): Same.
4156 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4158 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4159 Fix_v4bx enum values .
4160 * gold/options.h (General_options): New option definitions.
4161 (General_options::fix_v4bx): New method.
4162 (General_options::Fix_v4bx): New enum.
4163 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4164 (General_options::parse_fix_v4bx_interworking): New method.
4166 2010-01-22 Doug Kwan <dougkwan@google.com>
4168 * arm.cc (Arm_exidx_fixup): New class.
4170 2010-01-21 Doug Kwan <dougkwan@google.com>
4172 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4174 (Arm_exidx_section_offset_map): New type.
4176 2010-01-21 Doug Kwan <dougkwan@google.com>
4178 * arm.cc (Arm_exidx_input_section): New class.
4179 (Arm_relobj::exidx_input_section_by_link,
4180 Arm_relobj::exidx_input_section_by_shndx,
4181 Arm_relobj::make_exidx_input_section): New methods.
4182 (read_arm_attributes_section): Remove.
4183 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4184 information about them.
4185 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4188 2010-01-20 Doug Kwan <dougkwan@google.com>
4190 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4191 Input_section_specifier to Section_id.
4192 (Target_arm::new_arm_input_section: Adjust code for change of key
4194 (Target_arm::find_arm_input_section): Ditto.
4195 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4196 (Section_id): Remove.
4197 (Garbage_collection::Section_id_hash): Remove.
4198 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4199 (Section_id): Remove.
4200 (Icf::Section_id_hash): Remove.
4201 * object.h (Section_id, Const_section_id, Section_id_hash,
4202 Const_section_id_hash): New type definitions.
4203 * output.cc (Output_section::add_relaxed_input_section): Change to
4204 use Const_section_id instead of Input_section_specifier as key type.
4205 (Output_section::add_merge_input_section): Ditto.
4206 (Output_section::build_relaxation_map): Change to use Section_id
4207 instead of Input_section_specifier as key type.
4208 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4210 (Output_section::convert_input_sections_to_relaxed_sections): Change
4211 to use Const_section_id instead of Input_section_specifier as key type.
4212 (Output_section::find_merge_section): Ditto.
4213 (Output_section::find_relaxed_input_section): Ditto.
4214 * output.h (Input_section_specifier): Remove class.
4215 (Output_section::Output_section_data_by_input_section_map): Change
4216 key type to Const_section_id.
4217 (Output_section::Output_relaxed_input_section_by_input_section_map):
4219 (Output_section::Relaxation_map): Change key type to Section_id.
4221 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4223 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4224 (class Arm_v4bx_stub): New class.
4225 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4226 (Stub_factory::make_arm_v4bx_stub): New method.
4227 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4228 (Stub_table::empty): Handle v4bx stubs.
4229 (Stub_table::add_arm_v4bx_stub): New method.
4230 (Stub_table::find_arm_v4bx_stub): New method.
4231 (Arm_relocate_functions::v4bx): New method.
4232 (Target_arm::fix_v4bx): New method.
4233 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4234 (Stub_table::relocate_stubs): Likewise.
4235 (Stub_table::do_write): Likewise.
4236 (Stub_table::update_data_size_and_addralign): Likewise.
4237 (Stub_table::finalize_stubs): Likewise.
4238 (Target_arm::Scan::local): Likewise.
4239 (Target_arm::Scan::global): Likewise.
4240 (Target_arm::do_finalize_sections): Likewise.
4241 (Target_arm::Relocate::relocate): Likewise.
4242 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4244 (Target_arm::scan_reloc_for_stub): Likewise.
4245 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4247 2010-01-19 Ian Lance Taylor <iant@google.com>
4249 * output.cc (Output_section_headers::do_sized_write): Write large
4250 segment count to sh_info field.
4251 (Output_file_header::do_sized_write): For large segment count,
4252 write PN_XNUM to e_phnum field.
4254 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4256 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4257 (Arm_relocate_functions::thm_jump8): New function.
4258 (Arm_relocate_functions::thm_jump11): New function.
4259 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4261 (Target_arm::Scan::global): Likewise.
4262 (Target_arm::Relocate::relocate): Likewise.
4263 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4266 2010-01-14 Doug Kwan <dougkwan@google.com>
4268 * arm.cc (map, utility): Include headers.
4269 (Target_arm::apply_cortex_a8_workaround): New method.
4270 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4271 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4272 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4273 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4274 the --[no-]fix-cortex-a8 command line options.
4275 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4276 (Target_arm::relocate_stub): Use addend in instruction template.
4277 * options.h (DEFINE_bool): Set the user-set flag.
4278 (General_options): Add --[no-]-fix-cortex options.
4279 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4280 : Update fast look-up map after conversion.
4282 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4284 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4285 in the first pass of do_layout.
4287 2010-01-13 Doug Kwan <dougkwan@google.com>
4289 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4290 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4291 apparent compiler problem of not folding static constant integral
4292 data members of elfcpp::Elf_sizes<32>.
4294 2010-01-13 Doug Kwan <dougkwan@google.com>
4296 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4297 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4298 Arm_relobj::scan_section_for_cortex_a8_erratum,
4299 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4300 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4301 sections to scan for relocation stubs into a new method
4302 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4303 relocation and Cortex-A8 stub scanning.
4304 (Target_arm::do_relax): Force stubs to be after stubbed sections
4305 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4306 the beginning of a new relaxation pass. Update a comment.
4307 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4309 2010-01-12 Ian Lance Taylor <iant@google.com>
4311 * target-reloc.h (visibility_error): New inline function.
4312 (relocate_section): Call visibility_error.
4313 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4314 (MOSTLYCLEANFILES): Likewise.
4315 (protected_4_pic.o, protected_3.err): New targets.
4316 * testsuite/protected_4.cc: New file.
4318 2010-01-12 Doug Kwan <dougkwan@google.com>
4320 * arm.cc (Cortex_a8_reloc): New class.
4321 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4322 and cortex_a8_relocs_info_.
4323 (Target_arm::fix_cortex_a8): New method definition.
4324 (Target_arm::Cortex_a8_relocs_info): New type.
4325 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4326 New data member declarations.
4327 (Target_arm::scan_reloc_for_stub): Record information about
4328 relocations for THUMB branches that might be exempted from the
4329 Cortex-A8 workaround.
4330 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4331 at the beginning of a relaxation pass.
4333 2010-01-12 Doug Kwan <dougkwan@google.com>
4335 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4336 (Arm_relobj::Mapping_symbol_position,
4337 Arm_reloj::Mapping_symbol_position_less,
4338 Arm_relobj::Mapping_symbols_info): New types.
4339 (Target_arm::is_mapping_symbol_name): New method definition.
4340 (Arm_relobj::do_count_local_symbols): Save information about mapping
4343 2010-01-11 Doug Kwan <dougkwan@google.com>
4345 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4346 Arm_relocate_functions::thumb32_branch_upper,
4347 Arm_relocate_functions::thumb32_branch_lower,
4348 Arm_relocate_functions::thumb32_cond_branch_offset,
4349 Arm_relocate_functions::thumb32_cond_branch_upper,
4350 Arm_relocate_functions::thumb32_cond_branch_lower,
4351 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4352 branch offset encoding.
4353 (Arm_relocate_functions::thumb_branch_common): Use new branch
4354 offset encoding methods to avoid code duplication.
4355 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4356 (Stub_addend_reader::operator()): Use new branch encoding method
4357 to avoid code duplication.
4359 2010-01-11 Doug Kwan <dougkwan@google.com>
4361 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4362 (Target_arm::do_finalize_sections): Define special EXIDX section
4363 symbols only if referenced.
4364 * gc.h (Garbage_collection::add_reference): New method.
4365 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4368 2010-01-11 Ian Lance Taylor <iant@google.com>
4370 * script.cc (Version_script_info::build_expression_list_lookup):
4371 Change complaing about duplicate wildcard match from error to
4374 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4376 (Version_script_info::Version_script_info): Initialize globs_,
4377 default_version_, default_is_global_, and exact_. Don't
4378 initialize globals_ or locals_.
4379 (Version_script_info::build_lookup_tables): Build local symbols
4381 (Version_script_info::unquote): New function.
4382 (Version_script_info::add_exact_match): New function.
4383 (Version_script_info::build_expression_list_lookup): Remove lookup
4384 parameter. Add is_global parameter. Change all callers. Handle
4385 wildcard pattern specially. Unquote pattern. Call
4387 (Version_script_info::get_name_to_match): New function.
4388 (Version_script_info::get_symbol_version): New function.
4389 (Version_script_info::get_symbol_version_helper): Remove.
4390 (Version_script_info::check_unmatched_names): Call unquote.
4391 * script.h (class Version_script_info): Change get_symbol_version
4392 to be non-inline and add is_global parameter; change all callers.
4393 Rewrite symbol_is_local. Update declarations. Define struct
4394 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4395 Remove globals_ and locals_ members. Add exact_, globs_,
4396 default_version_, is_global_.
4397 (Version_script_info::Glob): Remove pattern, add expression and
4398 is_global. Update constructor. Change all callers.
4399 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4401 (Versions::symbol_section_contents): If a symbol is undefined, or
4402 defined in a dynamic object, set the version index to
4404 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4406 (Symbol_table::add_from_pluginobj): Likewise.
4407 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4409 2010-01-11 Doug Kwan <dougkwan@google.com>
4411 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4412 (incremental_dump_LDADD): Add linking option for libintl.
4413 * Makefile.in: Regenerate.
4415 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4418 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4420 * testsuite/Makefile.in: Regenerated.
4422 2010-01-10 Doug Kwan <dougkwan@google.com>
4424 * options.h (DEFINE_var): Use parentheses around argument varname__
4425 in macro body to avoid any unintended subsequent substitutions.
4427 2010-01-10 Ian Lance Taylor <iant@google.com>
4429 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4430 candidates before doing symbol resolution.
4432 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4433 ODR candidates if only one is weak.
4435 2010-01-08 Ian Lance Taylor <iant@google.com>
4437 * script.cc (Version_script_info::build_expression_list_lookup):
4438 Don't warn about ambiguous version, just record the ambiguity.
4439 (Version_script_info::get_symbol_version_helper): Give error if
4440 version is ambiguous.
4442 2010-01-08 Doug Kwan <dougkwan@google.com>
4444 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4445 prev_data_size_ and prev_addralign_. Remove initializer for
4446 deleted data member has_been_changed_.
4447 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4448 to determine if the table is empty.
4449 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4451 (Stub_table::add_reloc_stub): Define method in class definition
4452 instead of just declaring it there.
4453 (Stub_table::add_cortex_a8_stub): New method definition.
4454 (Stub_table::update_data_size_and_addralign): Ditto.
4455 (Stub_table::finalize_stubs): Ditto.
4456 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4457 (Stub_table::do_addralign_): Return address alignment in the
4458 (Stub_table::do_reset_address_and_file_offset): Define method in
4459 class definition instead of declaring it there. Set current data
4460 size to be the data size of the previous pass.
4461 (Stub_table::set_final_data_size): Use current data size as the
4463 (Stub_table::relocate_stub): Change parameter type of stub from
4464 Reloc_stub pointer to Stub pointer.
4465 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4466 (Stub_table::Cortex_a8_stub_list): New typedef.
4467 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4468 Stub_table::prev_addralign_): New data member.
4469 (Arm_relobj::Arm_relobj): Initialize data member
4470 section_has_cortex_a8_workaround_.
4471 (Arm_relobj::section_has_cortex_a8_workaround,
4472 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4474 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4476 (Target_arm::relocate_stub): Change parameter type of stub from
4477 Reloc_stub pointer to Stub pointer.
4478 (Insn_template::size, Insn_template::alignment): Handle
4479 THUMB16_SPECIAL_TYPE.
4480 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4481 Stub_table::update_data_size_and_addralign,
4482 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4484 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4485 (Stub_table::do_write): Ditto.
4486 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4488 2010-01-08 Ian Lance Taylor <iant@google.com>
4491 * symtab.h (class Symbol): Remove fields is_target_special_ and
4492 has_plt_offset_. Add field is_defined_in_discarded_section_.
4493 (Symbol::is_defined_in_discarded_section): New function.
4494 (Symbol::set_is_defined_in_discarded_section): New function.
4495 (Symbol::has_plt_offset): Rewrite.
4496 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4497 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4498 Don't initialize is_target_special_ or has_plt_offset_.
4499 Initialize is_defined_in_discarded_section_.
4500 (Symbol_table::add_from_relobj): If appropriate, set
4501 is_defined_in_discarded_section.
4502 * resolve.cc (Symbol::override_base_with_special): Don't test
4503 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4504 * target-reloc.h (relocate_section): Do special handling for
4505 symbols defined in discarded sections for global symbols as well
4508 2010-01-08 Ian Lance Taylor <iant@google.com>
4510 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4511 the SHT_SYMTAB case.
4513 2010-01-08 Ian Lance Taylor <iant@google.com>
4515 * object.cc (Sized_relobj::do_layout): Don't get confused if
4516 layout_eh_frame returns NULL.
4518 2010-01-08 Ian Lance Taylor <iant@google.com>
4521 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4522 dynamic symbol table, use the normal symbol table.
4523 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4526 2010-01-08 Ian Lance Taylor <iant@google.com>
4529 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4532 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4534 * version.cc (print_version): Change to "Copyright 2010".
4536 2010-01-08 Ian Lance Taylor <iant@google.com>
4540 * i386.cc (class Target_i386): Change return type of plt_section
4542 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4543 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4544 tls_desc_rel_ field.
4545 (Output_data_plt_i386::rel_tls_desc): New function.
4546 (Target_i386::rel_tls_desc_section): New function.
4547 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4548 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4549 R_386_TLS_DESC reloc in rel_tls_desc_section.
4550 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4551 Define struct Tlsdesc_info.
4552 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4553 (Target_x86_64::do_reloc_symbol_index): New function.
4554 (Target_x86_64::add_tlsdesc_info): New function.
4555 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4556 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4558 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4560 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4561 (Target_x86_64::rela_tlsdesc_section): New function.
4562 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4564 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4565 (Target_x86_64::do_reloc_addend): New function.
4566 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4567 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4568 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4569 (Output_reloc::type): New function.
4570 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4571 (Output_reloc::is_target_specific): New function.
4572 (Output_reloc::target_arg): New function.
4573 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4574 absolute relocs and target specific relocs.
4575 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4576 add_target_specific.
4577 (class Output_data_reloc) [SHT_RELA]: Likewise.
4578 * output.cc (Output_reloc::Output_reloc): Add four new versions
4579 for absolute relocs and target specific relocs.
4580 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4581 (Output_reloc::get_symbol_index): Likewise.
4582 (Output_reloc::local_section_offset): Check that local_sym_index_
4583 is not TARGET_CODE or 0.
4584 (Output_reloc::symbol_value): Likewise.
4585 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4587 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4588 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4590 * layout.cc (add_target_dynamic_tags): Use output section for
4591 DT_PLTRELSZ and DT_JMPREL.
4593 2010-01-07 Ian Lance Taylor <iant@google.com>
4596 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4598 (class Output_data_reloc_generic): Define.
4599 (class Output_data_reloc_base): Change base class to
4600 Output_data_reloc_generic. Change add() method to call
4601 bump_relative_reloc_count for a relative reloc. Remove
4603 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4605 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4606 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4608 * layout.h (class Layout): Update declaration.
4610 2010-01-07 Ian Lance Taylor <iant@google.com>
4612 * output.h (class Output_data): Add const version of
4613 output_section and do_output_section.
4614 (class Output_section_data): Add const version of
4616 (class Output_section): Likewise.
4617 * layout.cc (Layout::add_target_dynamic_tags): New function.
4618 * layout.h (class Layout): Update declarations.
4619 * arm.cc (Target_arm::do_finalize_sections): Use
4620 add_target_dynamic_tags.
4621 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4622 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4623 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4624 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4626 2010-01-07 Ian Lance Taylor <iant@google.com>
4629 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4632 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4633 Ian Lance Taylor <iant@google.com>
4636 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4637 Xindex::read_symtab_xindex.
4639 2010-01-07 Doug Kwan <dougkwan@google.com>
4641 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4642 (Insn_template::thumb16_bcond_insn): New method declaration.
4643 (Insn_template): Fix spelling.
4644 (Stub::thumb16_special): New method declaration.
4645 (Stub::do_write): Define virtual method which was previously pure
4647 (Stub::do_thumb16_special): New method declaration.
4648 (Stub::do_fixed_endian_write): New template member.
4649 (Reloc_stub::do_write): Remove.
4650 (Reloc_stub::do_fixed_endian_write): Remove.
4651 (Cortex_a8_stub): New class definition.
4652 (Stub_factory::make_cortex_a8_stub): New method definition.
4653 (Stub_factory::Stub_factory): Add missing static storage class
4654 qualifier for elf32_arm_stub_a8_veneer_blx.
4656 2010-01-07 Ian Lance Taylor <iant@google.com>
4659 * options.h (class General_options): Add --warn-unresolved-symbols
4660 and --error-unresolved-symbols.
4661 * errors.cc (Errors::undefined_symbol): Implement
4662 --warn-unresolved-symbols.
4664 * options.h (class General_options): Add -z text and -z textoff.
4665 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4667 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4669 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4670 (Garbage_collection::cident_sections): New function.
4671 (Garbage_collection::add_cident_section): New function.
4672 (Garbage_collection::cident_sections_): New member.
4673 (gc_process_relocs): Add references to sections whose names are C
4675 * gold.h (cident_section_start_prefix): New constant.
4676 (cident_section_stop_prefix): New constant.
4677 (is_cident): New function.
4678 * layout.cc (Layout::define_section_symbols): Replace string constants
4679 with the newly defined constants.
4680 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4682 * testsuite/Makefile.am: Add gc_orphan_section_test.
4683 * testsuite/Makefile.in: Regenerate.
4684 * testsuite/gc_orphan_section_test.cc: New file.
4685 * testsuite/gc_orphan_section_test.sh: New file.
4687 2010-01-06 Ian Lance Taylor <iant@google.com>
4690 * options.h (class General_options): Add --warn-shared-textrel.
4691 * layout.cc (Layout::finish_dynamic_section): Implement
4692 --warn-shared-textrel.
4695 * options.h (class General_options): Add --warn-multiple-gp.
4697 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4699 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4700 $(THREADSLIB) and $(LIBDL).
4701 * Makefile.in: Rebuild.
4703 2010-01-06 Ian Lance Taylor <iant@google.com>
4706 * options.cc (General_options::parse_section_start): New function.
4707 (General_options::section_start): New function.
4708 (General_options::General_options): Initialize all members.
4709 * options.h: Include <map>
4710 (class General_options): Add --section-start. Add section_starts_
4712 * layout.cc (Layout::attach_allocated_section_to_segment): If
4713 --section-start was used, set the address of the segment. Remove
4714 local sort_sections.
4715 (Layout::relaxation_loop_body): If the address of the load segment
4716 has been set by --section-start, don't use it.
4717 * output.h (Output_segment::update_flags_for_output_section): New
4719 * output.cc (Output_segment::add_output_section): Call
4720 update_flags_for_output_section.
4722 2010-01-05 Ian Lance Taylor <iant@google.com>
4725 * options.h (class General_options): Add --undefined-version.
4726 * script.cc (struct Version_expression): Add was_matched_by_symbol
4728 (Version_script_info::matched_symbol): New function.
4729 (Version_script_info::get_symbol_version_helper): Call
4731 (Version_script_info::check_unmatched_names): New function.
4732 * script.h (class Version_script_info): Update declarations.
4733 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4735 * options.h (class General_options): Use DEFINE_bool_alias for
4736 allow_multiple_definition.
4737 * resolve.cc (Symbol_table::should_override): Don't test
4738 allow_multiple_definition.
4741 * options.h (class General_options): Add --cref.
4742 * main.cc (main): Print cref table if --cref. Don't close mapfile
4743 until after printing cref table.
4744 * cref.cc: Include "symtab.h".
4745 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4746 (Cref_table_compare::operator()): New function.
4747 (Cref_inputs::gather_cref): New function.
4748 (filecol): New static const.
4749 (Cref_inputs::print_cref): New function.
4750 (Cref::print_cref): New function.
4751 * cref.h: Include <cstdio>.
4752 (class Cref): Update declarations.
4753 * mapfile.h (Mapfile::file): New function.
4754 * object.h (class Object): Define Symbols. Declare virtual
4755 do_get_global_symbols.
4756 (Object::get_global_symbols): New function.
4757 * object.cc (Input_objects::add_object): Pass object to cref_ if
4759 (Input_objects::archive_start): Likewise.
4760 (Input_objects::archive_stop): Likewise.
4761 (Input_objects::print_cref): New function.
4762 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4763 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4765 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4767 * plugin.h (class Sized_pluginobj): Update declarations.
4769 2010-01-05 Ian Lance Taylor <iant@google.com>
4771 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4772 to is_default_version. Rename insdef to insdefault.
4773 (Symbol_table::add_from_relobj): Rename def to is_default_version
4774 and local to is_forced_local.
4775 (Symbol_table::add_from_pluginobj): Likewise.
4776 (Symbol_table::add_from_dynobj): Likewise.
4777 (Symbol_table::define_special_symbol): Rename insdef to
4780 2010-01-04 Ian Lance Taylor <iant@google.com>
4783 * options.h (class General_options): Add
4784 --allow-multiple-definition and -z muldefs.
4785 * resolve.cc (Symbol_table::should_override): Don't warn about a
4786 multiple symbol definition if --allow-multiple-definition or -z
4790 * options.h (class General_options): Add --add-needed and
4791 --copy-dt-needed-entries. Tweak --as-needed help entry.
4792 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4793 error if --copy-dt-needed-entries aka --add-needed is used and
4794 would cause a change in behaviour.
4797 * options.h (class General_options): Add -G as a short version of
4798 --shared. Add no-op options -assert, -g, and -i.
4800 2010-01-04 Sriraman Tallam <tmsriram@google.com>
4802 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4803 check for .text or .gnu.linkonce.t sections.
4804 * icf.cc (Icf::find_identical_sections): Ditto.
4805 Change the detection for mangled function name within the section
4807 * icf.h (is_section_foldable_candidate): New function.
4809 2009-12-30 Ian Lance Taylor <iant@google.com>
4812 * options.h (class General_options): Permit two dashes with
4813 --retain-symbols-file.
4815 2009-12-30 Ian Lance Taylor <iant@google.com>
4818 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4819 don't put the file header and segment headers in the text
4823 * common.cc (Sort_commons::operator()): Stabilize sort when both
4825 (Symbol_table::do_allocate_commons_list): When allocating common
4826 symbols, skip a symbol which is no longer common.
4827 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4828 an object before checking its type.
4829 * testsuite/common_test_2.c: New file.
4830 * testsuite/common_test_3.c: New file.
4831 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4832 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4833 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4834 (common_test_2_pic.o, common_test_2.so): New targets.
4835 (common_test_3_pic.o, common_test_3.so): New targets.
4836 * testsuite/Makefile.in: Rebuild.
4839 * script.cc (read_input_script): If we see a new SECTIONS clause,
4840 and we have added an input section, give an error.
4841 * layout.h (class Layout): Add have_added_input_section function.
4842 Add have_added_input_section_ field.
4843 * layout.cc (Layout::Layout): Initialize
4844 have_added_input_section_.
4845 (Layout::layout): Set have_added_input_section_.
4846 (Layout::layout_eh_frame): Likewise.
4848 2009-12-30 Ian Lance Taylor <iant@google.com>
4851 * options.h (class General_options): Add --sort-common option.
4852 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4853 * common.cc (Sort_common): Add sort_order parameter to
4854 constructor. Add sort_order_ field.
4855 (Sort_commons::operator): Check sort_order_.
4856 (Symbol_table::allocate_commons): Determine the sort order.
4857 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4859 (Symbol_table::do_allocate_commons_list): Likewise.
4861 2009-12-30 Ian Lance Taylor <iant@google.com>
4864 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4865 symbols from this object, don't change the visibility of an
4867 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4869 2009-12-30 Ian Lance Taylor <iant@google.com>
4872 * script.h (class Version_script_info): Define Language enum.
4873 Update declarations. Define Glob, Exact, and Lookup types. Add
4874 new fields globals_, locals_, and is_finalized_.
4875 * script.cc: Various formatting fixes.
4876 (class Parser_closure): Change language_stack_ from a vector of
4877 std::string to one of Version_script_info::Language. Adjust all
4879 (class Lazy_demangler): Remove.
4880 (struct Version_expression): Change language from std::string to
4881 Version_script_info::Language.
4882 (Version_script_info::Version_script_info): New function.
4883 (Version_script_info::~Version_script_info): Don't call clear.
4884 (Version_script_info::finalize): New function.
4885 (Version_script_info::build_lookup_tables): New function.
4886 (Version_script_info::build_expression_list_lookup): New
4888 (Version_script_info::get_symbol_version_helper): Rewrite to use
4890 (Version_script_info::print_expression_list): Adjust to use
4891 Version_script_info::Language.
4892 (script_push_lex_into_version_mode): Check that the version script
4893 has not been finalized.
4894 (version_script_push_lang): Change language string to
4895 Version_script_info::Language.
4896 * options.cc (Command_line::version_script): New function.
4897 * options.h (class General_options): Add finalize_dynamic_list
4898 function. Change version_script from declaration to definition.
4899 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4900 * testsuite/version_script.map: Remove duplicate def of foo.
4901 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4903 * testsuite/Makefile.in: Rebuild.
4905 2009-12-30 Ian Lance Taylor <iant@google.com>
4908 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4909 if the input symbol index is 0, make the output symbol index 0.
4911 2009-12-30 Ian Lance Taylor <iant@google.com>
4914 * options.h (class General_options): Add -x/--discard-all.
4915 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4916 --discard-all. If the local symbol needs a dynamic entry, check
4917 that before handling --discard-locals.
4919 2009-12-30 Ian Lance Taylor <iant@google.com>
4922 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4924 (Output_segment::add_output_section): Don't change the flags if
4928 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4929 GNU hash table if they need a dynamic value. Otherwise, don't add
4930 them if they are defined in a dynamic object or are forced local.
4932 2009-12-29 Ian Lance Taylor <iant@google.com>
4935 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4936 .gnu.hash table for a 32-bit target.
4939 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4940 regular and a dynamic object only needs a dynamic symbol table
4941 entry if it is externally visible.
4944 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4945 constructor. Add global_offset_table_ field.
4946 (Target_i386::got_section): Set global_offset_table_.
4947 (Target_i386::do_finalize_sections): Set global_offset_table_
4949 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4950 in constructor. Add global_offset_table_ field.
4951 (Target_x86_64::got_section): Set global_offset_table_.
4952 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4955 * layout.cc (Layout::Layout): Initialize increase_relro_.
4956 (Layout::get_output_section): Add is_relro, is_last_relro, and
4957 is_first_non_relro parameters. Change all callers.
4958 (Layout::choose_output_section): Likewise.
4959 (Layout::add_output_section_data): Likewise.
4960 (Layout::make_output_section): Likewise.
4961 (Layout::set_segment_offsets): Clear increase_relro when using a
4963 * layout.h (class Layout): Add increase_relro method. Add
4964 increase_relro_ field. Update declarations.
4965 * output.cc (Output_section::Output_section): Initialize
4966 is_last_relro_ and is_first_non_relro_.
4967 (Output_segment::add_output_section): Group relro sections is
4968 do_sort is true. Handle is_last_relro and is_first_non_relro.
4969 (Output_segment::maximum_alignment): Remove relro handling.
4970 (Output_segment::set_section_addresses): Add increase_relro
4971 parameter. Change all callers. Add initial alignment to align
4972 relro sections on separate page. Remove old relro handling.
4973 (Output_segment::set_section_list_addresses): Remove in_relro
4974 parameter. Change all callers.
4975 (Output_segment::set_offset): Add increase parameter. Change all
4976 callers. Remove old relro handling.
4977 * output.h (class Output_section): Add new methods: is_last_relro,
4978 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4979 Add is_last_relro_ and is_first_non_relro_ fields.
4980 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4981 Create separate .got.plt section. Call increase_relro.
4982 * x86_64.cc (Target_x86_64::got_section): Likewise.
4983 * testsuite/relro_script_test.t: Add .got.plt.
4986 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4987 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4988 (Layout::finalize): Call set_dynamic_symbol_size.
4989 (Layout::set_dynamic_symbol_size): New function.
4990 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4991 set_dynamic_symbol_size.
4994 * output.h (class Output_section): Add is_entsize_zero_ field.
4995 * output.cc (Output_section::Output_section): Initialize
4997 (Output_section::set_entsize): If two different entsizes are
4998 requested, force it to zero.
4999 (Output_section::add_input_section): Set flags for .debug_str
5000 before updating section flags. Set entsize.
5001 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5002 and SHF_STRING if all input sections have those flags.
5004 2009-12-29 Rafael Espindola <espindola@google.com>
5006 * main.cc (main): Fix the sys time reporting.
5007 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5010 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5012 * options.cc (General_options::parse_version): Allow -v to exit
5013 without an error if there is nothing to link.
5015 2009-12-29 Ian Lance Taylor <iant@google.com>
5017 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5018 using a version of gcc before 4.1.
5019 * configure: Rebuild.
5021 2009-12-28 Chris Demetriou <cgd@google.com>
5023 * attributes.cc (Output_attributes_section_data::do_write): Use
5024 std::vector::front rather than std::vector::data.
5026 2009-12-28 Ian Lance Taylor <iant@google.com>
5028 * symtab.h (class Symbol_table): Add enum Defined.
5029 * resolve.cc (Symbol_table::should_override): Add defined
5030 parameter. Change all callers. Test whether object is NULL
5031 before calling a method on it.
5032 (Symbol_table::report_resolve_problem): Add defined parameter.
5034 (Symbol_table::should_override_with_special): Likewise.
5035 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5036 parameter. Change all callers.
5037 (Symbol_table::do_define_in_output_data): Likewise.
5038 (Symbol_table::define_in_output_segment): Likewise.
5039 (Symbol_table::do_define_in_output_segment): Likewise.
5040 (Symbol_table::define_as_constant): Likewise.
5041 (Symbol_table::do_define_as_constant): Likewise.
5042 * script.h (class Symbol_assignment): Add is_defsym parameter to
5043 constructor; change all callers.
5044 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5045 parameter. Change all callers. Add is_defsym_ field.
5046 (class Parser_closure): Add parsing_defsym parameter to
5047 constructor; change all callers. Add parsing_defsym accessor
5048 function. Add parsing_defsym_ field.
5050 2009-12-28 Ian Lance Taylor <iant@google.com>
5052 * gold.cc (queue_middle_tasks): Fix formatting.
5053 * object.cc (Relobj::is_section_name_included): Likewise.
5055 2009-12-23 Ian Lance Taylor <iant@google.com>
5057 * i386.cc (Target_i386::do_calls_non_split): Recognize
5058 -fsplit-stack prologue for a function with a static chain.
5059 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5060 -fsplit-stack prologue when using %r11.
5062 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5064 * options.cc (General_options::parse_version): Make -v continue and do
5065 the link like GNU ld does.
5067 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5069 * Makefile.am (CCFILES): Add timer.cc.
5070 (HFILES): Add timer.h.
5071 * configure.ac: Check for sysconf and times.
5072 * main.cc: include timer.h.
5073 (main): Use Timer instead of get_run_time.
5076 * workqueue.cc: include timer.h.
5077 (Workqueue::find_and_run_task):
5078 Report user, sys and wall time.
5079 * Makefile.in: Regenerate.
5080 * config.in: Regenerate.
5081 * configure: Regenerate.
5083 2009-12-16 Doug Kwan <dougkwan@google.com>
5085 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5087 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5088 relaxed input sections.
5089 * output.cc (Output_section::find_relaxed_input_section): Change
5090 return type to Output_relaxed_input_section pointer. Adjust code
5091 for new type of relaxed_input_section_map_.
5092 * output.h (Output_section::find_relaxed_input_section): Change
5093 return type to Output_relaxed_input_section pointer.
5094 (Output_section::Output_relaxed_input_section_by_input_section_map):
5096 (Output_section::relaxed_input_section_map_): Change type to
5097 Output_section::Output_relaxed_input_section_by_input_section_map.
5098 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5101 2009-12-15 Ian Lance Taylor <iant@google.com>
5103 * layout.cc (Layout::create_shstrtab): Only write out after input
5104 sections if we are compressing debug sections.
5106 2009-12-15 Ian Lance Taylor <iant@google.com>
5108 * archive.cc (Archive::add_symbols): Only look up a symbol without
5109 a version if there is, in fact, a version.
5111 2009-12-14 Ian Lance Taylor <iant@google.com>
5113 Revert -Wshadow changes, all changes from:
5114 2009-12-11 Doug Kwan <dougkwan@google.com>
5115 2009-12-11 Nick Clifton <nickc@redhat.com>
5116 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5118 2009-12-11 Doug Kwan <dougkwan@google.com>
5120 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5122 * attributes.cc (Object_attribute::size): Ditto.
5123 (Attributes_section_data::size): Ditto.
5124 (Attributes_section_data::Attributes_section_data): Ditto.
5125 (Output_attributes_section_data::do_write): Ditto.
5126 * attributes.h (Object_attribute::set_type): Ditto.
5127 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5129 2009-12-11 Nick Clifton <nickc@redhat.com>
5131 * archive.cc: Fix shadowed variable warnings.
5133 * compressed_output.cc: Likewise.
5134 * compressed_output.h: Likewise.
5135 * configure: Likewise.
5136 * dwarf_reader.cc: Likewise.
5137 * dynobj.cc: Likewise.
5138 * dynobj.h: Likewise.
5139 * ehframe.cc: Likewise.
5140 * ehframe.h: Likewise.
5141 * errors.cc: Likewise.
5142 * expression.cc: Likewise.
5143 * fileread.cc: Likewise.
5144 * fileread.h: Likewise.
5145 * freebsd.h: Likewise.
5146 * i386.cc: Likewise.
5148 * incremental.h: Likewise.
5149 * layout.cc: Likewise.
5150 * layout.h: Likewise.
5151 * mapfile.cc: Likewise.
5152 * merge.cc: Likewise.
5153 * merge.h: Likewise.
5154 * object.cc: Likewise.
5155 * object.h: Likewise.
5156 * options.h: Likewise.
5157 * output.cc: Likewise.
5158 * output.h: Likewise.
5159 * parameters.cc: Likewise.
5160 * plugin.cc: Likewise.
5161 * powerpc.cc: Likewise.
5162 * reduced_debug_output.cc: Likewise.
5163 * reduced_debug_output.h: Likewise.
5164 * reloc.cc: Likewise.
5165 * reloc.h: Likewise.
5166 * resolve.cc: Likewise.
5167 * script-sections.cc: Likewise.
5168 * script.cc: Likewise.
5169 * script.h: Likewise.
5170 * sparc.cc: Likewise.
5171 * symtab.cc: Likewise.
5172 * symtab.h: Likewise.
5173 * target-select.cc: Likewise.
5174 * target-select.h: Likewise.
5175 * token.h: Likewise.
5176 * workqueue.cc: Likewise.
5177 * workqueue.h: Likewise.
5178 * x86_64.cc: Likewise.
5180 2009-12-10 Doug Kwan <dougkwan@google.com>
5182 * arm.cc (attributes.h): New include.
5183 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5184 (Arm_relobj::~Arm_relobj): Delete object pointed by
5185 attributes_section_data_.
5186 (Arm_relobj::attributes_section_data): New method definition.
5187 (Arm_relobj::attributes_section_data_): New data member declaration.
5188 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5189 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5190 attributes_section_data_.
5191 (Arm_dynobj::attributes_section_data): New method definition.
5192 (Arm_dynobj::attributes_section_data_): New data member declaration.
5193 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5194 initialization value of may_use_blx_ to false.
5195 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5196 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5197 object attributes to compute results instead of hard-coding.
5198 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5199 Target_arm::get_secondary_compatible_arch,
5200 Target_arm::set_secondary_compatible_arch
5201 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5202 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5203 New method declarations.
5204 (Target_arm::get_aeabi_object_attribute): New method definition.
5205 (Target_arm::attributes_section_data_): New data member declaration.
5206 (read_arm_attributes_section): New template definition.
5207 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5208 (Arm_dynobj::do_read_symbols): Ditto.
5209 (Target_arm::do_finalize_sections): Merge attributes sections from
5210 input. Check for BLX use after attributes section merging.
5211 Fix __exidx_start and __exidx_end visibility. Create an
5212 .ARM.attributes section if necessary.
5213 (Target_arm::get_secondary_compatible_arch,
5214 Target_arm::set_secondary_compatible_arch,
5215 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5216 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5217 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5218 New method definitions.
5220 2009-12-09 Ian Lance Taylor <iant@google.com>
5222 * plugin.cc (Plugin::load): Don't cast from void* to a function
5225 2009-12-09 Ian Lance Taylor <iant@google.com>
5227 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5230 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5232 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5233 Replace two_file_shared_1.so with two_file_shared_2.so.
5234 * testsuite/Makefile.in: Regenerated.
5236 2009-12-08 Doug Kwan <dougkwan@google.com>
5238 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5239 (HFILES): Add attributes.h and int_encoding.h.
5240 * Makefile.in: Regenerate.
5241 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5242 function definitions to int_encoding.cc
5243 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5244 prototypes to int_encoding.h
5245 * reduced_debug_output.cc (int_encoding.h): New include.
5246 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5247 function definitions to int_encoding.cc
5248 (insert_into_vector, read_from_pointer): Move template definitions to
5250 * attributes.cc: New file.
5251 * attributes.h: New file.
5252 * int_encoding.cc: New file.
5253 * int_encoding.h: New file.
5255 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5258 * incremental-dump.cc (dump_incremental_inputs): New.
5259 (main): Use dump_incremental_inputs.
5261 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5264 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5265 checking elfcpp::STT_FUNC.
5266 (Target_i386::Relocate::relocate): Likewise.
5267 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5269 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5270 symbols from shared libraries into normal FUNC symbols.
5272 * symtab.h (Symbol): Add is_func and use it.
5274 2009-12-05 Doug Kwan <dougkwan@google.com>
5276 * arm.cc (Target_arm::arm_info): Initialize new fields
5277 attributes_section and attributes_vendor.
5278 * i386.cc (Target_i386::i386_info): Same.
5279 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5280 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5281 fields attributes_section and attributes_vendor.
5282 * sparc.cc (Target_sparc::sparc_info): Same.
5283 * target.h (Target::attributes_section, Target::attributes_vendor,
5284 Target::is_attributes_section, Target::attribute_arg_type,
5285 Target::attributes_order): New method definitions.
5286 (Target::Target_info::attributes_section,
5287 Target::Target_info::attributes_vendor): New fields.
5288 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5289 virtual method definitions.
5290 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5291 attributes_section and attributes_vendor.
5292 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5294 2009-12-05 Doug Kwan <dougkwan@google.com>
5296 * arm.cc: Update comments about interworking and stub generation.
5297 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5298 considered as non-PIC.
5299 (Arm_relocate_functions::base_abs): Fix formatting.
5300 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5301 of function to use GOT entry address instead of offset.
5302 (Target_arm::Scan::global): Issue an error if a symbol would need a
5303 PLT does not get one because it is untyped. Remove code to create
5304 dynamic symbols for relative branches.
5305 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5306 takes unsigned integer instead of boolean.
5308 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5310 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5311 (two_file_test_LDADD): Likewise.
5312 (common_test_1_LDADD): Likewise.
5313 (exception_test_LDADD) Likewise.
5314 (weak_test_LDADD): Likewise.
5315 (many_sections_test_LDADD): Likewise.
5316 (initpri1_LDADD): Likewise.
5317 (script_test_1_LDADD): Likewise.
5318 (script_test_2_LDADD): Likewise.
5319 (justsyms_LDADD): Likewise.
5320 (binary_test_LDADD): Likewise.
5321 (large_LDADD): Likewise.
5322 * testsuite/Makefile.in: Regenerated.
5324 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5326 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5327 (Symbol_table::override_with_special): Likewise.
5328 (Symbol_table::add_from_object): Likewise.
5330 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5332 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5333 Don't set the data_offset twice.
5335 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5337 * testsuite/Makefile.in: Regenerate.
5339 2009-12-03 Doug Kwan <dougkwan@google.com>
5341 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5342 (Target_arm::do_finalize_sections): Add parameter for symbol table
5343 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5344 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5345 parameter for symbol table pointer.
5346 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5347 an additional parameter for a pointer to symbol table.
5348 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5349 parameter for a symbol table pointer.
5350 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5351 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5353 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5354 parameter for a symbol table pointer.
5356 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5358 * incremental.cc (Incremental_inputs_header)
5359 (Incremental_inputs_header_write, Incremental_inputs_entry)
5360 (Incremental_inputs_entry_write): Move ...
5361 * incremental.h (Incremental_inputs_header)
5362 (Incremental_inputs_header_write, Incremental_inputs_entry)
5363 (Incremental_inputs_entry_write): here.
5365 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5367 * incremental.cc (make_sized_incremental_binary): Set the target.
5368 Error if it is incompatible.
5369 * output.h (Output_file): Add filename method.
5371 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5373 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5374 from the get_* methods.
5376 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5378 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5379 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5380 Write 0 for the data_offset of scripts.
5382 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5384 * testsuite/Makefile.am: Add the incremental_test.sh test.
5385 * testsuite/incremental_test.sh: New.
5386 * testsuite/incremental_test_1.c: New.
5387 * testsuite/incremental_test_2.c: New.
5389 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5391 * incremental-dump.cc (main): Fix typos.
5393 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5396 * incremental-dump.cc (main): Use llu to print 64 bit values.
5398 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5399 H.J. Lu <hongjiu.lu@intel.com>
5401 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5403 (incremental_dump_LDADD): Likewise.
5404 * Makefile.in: Regenerated.
5406 2009-11-25 Doug Kwan <dougkwan@google.com>
5410 2009-11-25 Doug Kwan <dougkwan@google.com>
5412 * arm.cc (Target_arm::Target_arm): Move method definition
5413 outside of class definition. Add code to handle
5414 --target1-rel, --target1-abs and --target2= options.
5415 (Target_arm::get_reloc_reloc_type): Change method to be
5416 non-static and const.
5417 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5418 New data member declaration.
5419 (Target_arm::Scan::local, Target_arm::Scan::global,
5420 Target_arm::Relocate::relocate,
5421 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5422 Adjust call to Target_arm::get_real_reloc_type.
5423 (Target_arm::get_real_reloc_type): Use command line options
5424 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5425 * options.h (--target1-rel, --target1-abs, --target2): New
5428 2009-11-25 Doug Kwan <dougkwan@google.com>
5430 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5431 class definition. Add code to handle --target1-rel, --target1-abs
5432 and --target2= options.
5433 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5435 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5437 (Target_arm::Scan::local, Target_arm::Scan::global,
5438 Target_arm::Relocate::relocate,
5439 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5440 call to Target_arm::get_real_reloc_type.
5441 (Target_arm::get_real_reloc_type): Use command line options to
5442 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5443 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5446 2009-11-25 Doug Kwan <dougkwan@google.com>
5448 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5449 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5450 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5452 (Arm_relocate_functions::thm_call): Replace body with a call to
5453 Arm_relocate_functions::thumb_branch_common.
5454 (Arm_relocate_functions::thm_jump24,
5455 Arm_relocate_functions::thm_xpc22): New method definitions.
5456 (Arm_relocate_functions::thumb_branch_common): New method definition.
5457 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5459 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5460 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5462 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5464 * Makefile.am: Build incremental-dump
5465 * Makefile.in: Regenerate.
5466 * incremental-dump.cc: New.
5467 * incremental.cc (Incremental_inputs_header_data,
5468 Incremental_inputs_entry_data): Move to incremental.h
5469 * incremental.h: (Incremental_inputs_header_data,
5470 Incremental_inputs_entry_data): Move from incremental.cc
5472 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5474 * incremental.cc (Incremental_inputs_header,
5475 Incremental_inputs_header_write, Incremental_inputs_entry,
5476 Incremental_inputs_entry_write): Add a typedef with the data type.
5478 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5480 * incremental.cc (Incremental_inputs_header,
5481 Incremental_inputs_header_write, Incremental_inputs_entry,
5482 Incremental_inputs_entry_write): Update comment about which
5483 type has the filed descriptions.
5485 2009-11-15 Doug Kwan <dougkwan@google.com>
5487 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5488 (Arm_relocate_functions::arm_branch_common): Change method defintion
5489 in class definition to a method declaration and update list of formal
5491 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5492 Arm_relocation_functions::jump24): Adjust call to
5493 Arm_relocate_functions::arm_branch_common. Update list of formal
5495 (Arm_relocate_functions::xpc25): New method definition.
5496 (Arm_relocate_functions::arm_branch_common): Move method defintion
5497 out from class definition. Use stubs for mode-switching and extending
5499 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5500 specially. Change code to enable use of stubs in ARM branches.
5502 2009-11-10 Doug Kwan <dougkwan@google.com>
5504 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5505 in method declaration.
5506 (Target_arm::relocate_stub): New method declaration.
5507 (Target_arm::default_target): Change to return a pointer instead of
5509 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5510 Target_arm::default_target.
5511 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5513 (Target_arm::relocate_section): Adjust view.
5514 (Target_arm::relocate_stub): New method definition.
5516 2009-11-10 Doug Kwan <dougkwan@google.com>
5518 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5520 * incremental.cc (open_incremental_binary): Initialized local
5521 variables to avoid warnings.
5522 * object.cc (make_elf_object): Ditto.
5523 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5526 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5529 * testsuite/plugin_test.c: Include "config.h".
5531 2009-11-09 Doug Kwan <dougkwan@google.com>
5533 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5534 (arm_symbol_value): Remove.
5535 (Arm_relocate_functions::arm_branch_common,
5536 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5537 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5538 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5539 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5540 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5541 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5542 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5543 Arm_relocate_functions::thm_mobw_abs_nc,
5544 Arm_relocate_functions::thm_mov_abs,
5545 Arm_relocate_functions::movw_prel_nc,
5546 Arm_relocate_functions::thm_movt_abs,
5547 Arm_relocate_functions::movt_prel,
5548 Arm_relocate_functions::thm_movw_prel_nc,
5549 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5550 (Target_arm::Relocate::relocate): Only decompose address into two
5551 parts if relocation type uses the thumb-bit and pass the actual
5552 bit instead of a flag indicating that the thumb-bit is used. Adjust
5553 calls to methods in Arm_relocate_functions for this change.
5555 2009-11-08 Ian Lance Taylor <iant@google.com>
5558 * reloc.cc: Instantiate
5559 Sized_relobj::initialize_input_to_output_maps and
5560 Sized_relobj:free_input_to_output_maps.
5562 2009-11-06 Ian Lance Taylor <iant@google.com>
5565 * defstd.cc (in_segment): Set only_if_ref true for "end".
5567 2009-11-06 Doug Kwan <dougkwan@google.com>
5569 * arm.cc (class Reloc_stub): Correct a comment.
5570 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5571 (Target_arm::scan_section_for_stubs): New method declaration.
5572 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5573 Change methods from private to protected.
5574 (Target_arm::do_may_relax): New method definition.
5575 (Target_arm::do_relax, Target_arm::group_sections,
5576 Target_arm::scan_reloc_for_stub,
5577 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5578 (Target_arm::arm_input_section_map_): New data member declaration.
5579 (Target_arm::scan_reloc_for_stub,
5580 Target_arm::scan_reloc_section_for_stubs,
5581 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5582 Target_arm::do_relax): New method definitions.
5584 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5586 * configure.ac: Check for (struct stat)::st_mtim
5587 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5588 * config.in: Regenerate.
5589 * configure: Regenerate.
5591 2009-11-05 Ian Lance Taylor <iant@google.com>
5594 * output.cc (Output_segment::add_output_section): Add missing
5597 2009-11-04 Ian Lance Taylor <iant@google.com>
5600 * object.h (class Object): Add is_needed and set_is_needed
5601 methods. Add is_needed_ field. Make bool fields into bitfields.
5602 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5603 defined in a dynamic object and referenced by a regular object,
5604 set is_needed for the dynamic object.
5605 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5606 if the file is marked with as_needed and it is not needed.
5608 2009-11-04 Ian Lance Taylor <iant@google.com>
5611 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5612 tags if data is discarded by linker script.
5613 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5614 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5615 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5616 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5618 2009-11-04 Ian Lance Taylor <iant@google.com>
5620 * layout.cc (Layout::get_output_section): Add is_interp and
5621 is_dynamic_linker_section parameters. Change all callers.
5622 (Layout::choose_output_section): Likewise.
5623 (Layout::make_output_section): Likewise.
5624 (Layout::add_output_section_data): Add is_dynamic_linker_section
5625 parameter. Change all callers.
5626 * layout.h (class Layout): Update declarations.
5627 * output.h (class Output_section): Add is_interp, set_is_interp,
5628 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5629 Add is_interp_, is_dynamic_linker_section_ fields. Change
5630 generate_code_fills_at_write_ to a bitfield.
5631 * output.cc (Output_section::Output_sections): Initialize new
5633 (Output_segment::add_output_section): Add do_sort parameter.
5636 2009-11-03 Ian Lance Taylor <iant@google.com>
5639 * options.h (class General_options): Add --warn-common.
5640 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5641 merging two common symbols.
5642 (Symbol_table::should_override): Handle --warn-common when merging
5643 a common symbol with a defined symbol. Use report_resolve_problem
5644 for multiple definitions.
5645 (Symbol_table::report_resolve_problem): New function.
5646 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5648 2009-11-03 Doug Kwan <dougkwan@google.com>
5650 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5652 (Target_arm::stub_factory): New method definition.
5653 (Target_arm::new_arm_input_section,
5654 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5655 Target_arm::reloc_uses_thumb_bit): New method declarations.
5656 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5657 New type definitions.
5658 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5659 member declarations.
5660 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5661 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5662 New method definitions.
5664 2009-11-03 Ian Lance Taylor <iant@google.com>
5666 * options.h (class General_options): Add --warn_constructors.
5668 2009-11-03 Ian Lance Taylor <iant@google.com>
5671 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5672 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5674 2009-11-03 Ian Lance Taylor <iant@google.com>
5677 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5678 --msgid-bugs-address.
5679 (install-pdf): New target.
5680 (install-data_yes): Look up one directory to find mkinstalldirs.
5682 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5684 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5687 2009-10-30 Doug Kwan <dougkwan@google.com>
5689 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5691 2009-10-30 Doug Kwan <dougkwan@google.com>
5693 * arm.cc (Stub_addend_reader): New struct template definition
5694 and partial specializations.
5695 (Stub_addend_reader::operator()): New method definition for a
5696 partially specialized template.
5698 2009-10-30 Doug Kwan <dougkwan@google.com>
5700 * arm.cc (Arm_relobj::processor_specific_flags): New method
5702 (Arm_relobj::do_read_symbols): New method declaration.
5703 (Arm_relobj::processor_specific_flags_): New data member declaration.
5704 (Arm_dynobj): New class definition.
5705 (Target_arm::do_finalize_sections): Add input_objects parameter.
5706 (Target_arm::do_adjust_elf_header): New method declaration.
5707 (Target_arm::are_eabi_versions_compatible,
5708 (Target_arm::merge_processor_specific_flags): New method declaration.
5709 (Target_arm::do_make_elf_object): New overloaded method definitions
5711 (Arm_relobj::do_read_symbols): New method definition.
5712 (Arm_dynobj::do_read_symbols): Ditto.
5713 (Target_arm::do_finalize_sections): Add input_objects parameters.
5714 Merge processor-specific flags from all input objects.
5715 (Target_arm::are_eabi_versions_compatible,
5716 Target_arm::merge_processor_specific_flags,
5717 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5718 New method definitions.
5719 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5720 Input_objects pointer type parameter.
5721 * layout.cc (Layout::finalize): Pass input objects to target's.
5722 finalize_sections function.
5723 * output.cc (Output_file_header::do_sized_write): Set ELF file
5724 header's processor-specific flags.
5725 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5726 Input_objects pointer type parameter.
5727 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5728 * target.h (Input_objects): New forward class declaration.
5729 (Target::processor_specific_flags,
5730 Target::are_processor_specific_flags_sect): New method definitions.
5731 (Target::finalize_sections): Add input_objects parameter.
5732 (Target::Target): Initialize processor_specific_flags_ and
5733 are_processor_specific_flags_set_.
5734 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5736 (Target::set_processor_specific_flags): New method definition.
5737 (Target::processor_specific_flags_,
5738 Target::are_processor_specific_flags_set_): New data member
5740 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5741 Input_objects pointer type parameter.
5743 2009-10-30 Doug Kwan <dougkwan@google.com>
5745 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5747 2009-10-28 Ian Lance Taylor <iant@google.com>
5749 * object.h (class Relobj): Drop options parameter from
5750 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5751 do_scan_relocs, do_relocate. Change all callers.
5752 (class Sized_relobj): Drop options parameters from
5753 do_gc_process_relocs, do_scan_relocs, do_relocate,
5754 do_relocate_sections, relocate_sections, emit_relocs_scan,
5755 emit_relocs_scan_reltype. Change all callers.
5756 (struct Relocate_info): Remove options field and all references to
5758 * reloc.h (class Read_relocs): Remove options constructor
5759 parameter and options_ field. Change all callers.
5760 (class Gc_process_relocs, class Scan_relocs): Likewise.
5761 (class Relocate_task): Likewise.
5762 * target-reloc.h (scan_relocs): Remove options parameter. Change
5764 (scan_relocatable_relocs): Likewise.
5765 * target.h (class Sized_target): Remove options parameter from
5766 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5768 * gc.h (gc_process_relocs): Remove options parameter. Change all
5770 * arm.cc: Update functions to remove options parameters.
5771 * i386.cc: Likewise.
5772 * powerpc.cc: Likewise.
5773 * sparc.cc: Likewise.
5774 * x86_64.cc: Likewise.
5775 * testsuite/testfile.cc: Likewise.
5777 2009-10-28 Doug Kwan <dougkwan@google.com>
5779 * arm.cc (Arm_relobj): New class definition.
5780 (Arm_relobj::scan_sections_for_stubs,
5781 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5782 New method definitions.
5784 2009-10-28 Cary Coutant <ccoutant@google.com>
5786 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5787 (Plugin::cleanup_done_): New member.
5788 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5789 (Plugin_manager::cleanup_done_): Remove.
5790 (Plugin_manager::add_input_file): Edit error message.
5791 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5792 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5794 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5796 * fileread.cc: (File_read::View::~View): Use the new
5797 data_ownership_ filed.
5798 (File_read::~File_read): Dispose the new whole_file_view_.
5799 (File_read::open): Mmap the whole file if needed.
5800 (File_read::open): Use whole_file_view_ instead of contents_.
5801 (File_read::find_view): Use whole_file_view_ if applicable.
5802 (File_read::do_read): Use whole_file_view_ instead of contents_.
5803 (File_read::make_view): Use whole_file_view_ instead of contents_,
5804 update File_read::View::View call.
5805 (File_read::find_or_make_view): Update File_read::View::View
5807 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5809 (File_read::View::Data_ownership): New enum.
5810 (File_read::View::View): Replace bool mapped_ with Data_ownership
5812 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5813 (File_read::View::data_ownership_): New field.
5814 (File_read::contents_): Remove (replaced by whole_file_view_).
5815 (File_read::whole_file_view_): New field.
5816 * options.h (class General_options): Add --keep-files-mapped.
5818 2009-10-27 Cary Coutant <ccoutant@google.com>
5820 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5821 * testsuite/Makefile.am (plugin_test_5): New test case.
5822 * testsuite/Makefile.in: Regenerate.
5824 2009-10-25 Doug Kwan <dougkwan@google.com>
5826 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5827 from private to protected to allow access by child class.
5828 (Sized_relobj::do_relocate_sections): New method declaration.
5829 (Sized_relobj::relocate_sections): Virtualize.
5830 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
5831 Sized_relobj::relocate_sections. Instantiate template explicitly
5832 for different target sizes and endianity.
5834 2009-10-24 Doug Kwan <dougkwan@google.com>
5836 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5837 (Arm_input_section::as_arm_input_section): New method.
5838 (Arm_output_section): New class definition.
5839 (Arm_output_section::create_stub_group,
5840 Arm_output_section::group_sections): New method definitions.
5842 2009-10-22 Doug Kwan <dougkwan@google.com>
5844 * arm.cc (Arm_input_section): New class definition.
5845 (Arm_input_section::init, Arm_input_section:do_write,
5846 Arm_input_section::set_final_data_size,
5847 Arm_input_section::do_reset_address_and_file_offset): New method
5850 2009-10-21 Doug Kwan <dougkwan@google.com>
5852 * arm.cc (Stub_table, Arm_input_section): New forward class
5854 (Stub_table): New class defintion.
5855 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5856 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5857 New method definition.
5859 2009-10-21 Doug Kwan <dougkwan@google.com>
5861 * arm.cc: Update copyright comments.
5862 (Target_arm): New forward class template declaration.
5863 (Arm_address): New type.
5864 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5865 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5866 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5868 (Insn_template): Same.
5869 (DEF_STUBS): New macro.
5870 (Stub_type): New enum type.
5871 (Stub_template): New class definition.
5874 (Stub_factory): Same.
5875 (Target_arm::Target_arm): Initialize may_use_blx_ and
5876 should_force_pic_veneer_.
5877 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5878 Target_arm::should_force_pic_veneer,
5879 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5880 Target_arm::using_thumb_only, Target_arm:;default_target): New
5882 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5883 New data member declarations.
5884 (Insn_template::size, Insn_template::alignment): New method defintions.
5885 (Stub_template::Stub_template): New method definition.
5886 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5887 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5888 (Stub_factory::Stub_factory): New method definition.
5889 * gold.h (string_hash): New template.
5890 * output.h (Input_section_specifier::hash_value): Use
5892 (Input_section_specifier::string_hash): Remove.
5893 * stringpool.cc (Stringpool_template::string_hash): Use
5896 2009-10-20 Doug Kwan <dougkwan@google.com>
5898 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5899 symbols of relaxed input sections.
5900 * output.h (Output_section::find_relaxed_input_section): Make
5903 2009-10-16 Doug Kwan <dougkwan@google.com>
5905 * dynobj.cc (Versions::Versions): Initialize version_script_.
5906 Only insert base version symbol definition for a shared object
5907 if version script defines any version versions.
5908 (Versions::define_base_version): New method definition.
5909 (Versions::add_def): Check that base version is not needed.
5910 (Versions::add_need): Define base version lazily.
5911 * dynobj.h (Versions::define_base_version): New method declaration.
5912 (Versions::needs_base_version_): New data member declaration.
5913 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5914 (check_DATA): Add no_version_test.stdout.
5915 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5917 * testsuite/Makefile.in: Regenerate.
5918 * testsuite/no_version_test.c: New file.
5919 * testsuite/no_version_test.sh: Ditto.
5921 2009-10-16 Doug Kwan <dougkwan@google.com>
5923 * expression.cc (class Segment_start_expression): New class definition.
5924 (Segment_start_expression::value): New method definition.
5925 (script_exp_function_segment_start): Return a new
5926 Segment_start_expression.
5927 * gold/script-c.h (script_saw_segment_start_expression): New function
5929 * script-sections.cc (Script_sections::Script_sections): Initialize
5930 SAW_SEGMENT_START_EXPRESSION_ to false.
5931 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5932 and -Tbbs options to specify section addresses if given in
5933 command line and no SEGMENT_START expression is seen in a script.
5934 * script-sections.h (Script_sections::saw_segment_start_expression,
5935 Script_sections::set_saw_segment_start_expression): New method
5937 (Script_sections::saw_segment_start_expression_): New data member
5939 * script.cc (script_saw_segment_start_expression): New function.
5940 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5941 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5942 script_test_7.sh and script_test_8.sh.
5943 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5944 script_test_8.stdout.
5945 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5946 (script_test_6, script_test_6.stdout, script_test_7,
5947 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5948 * Makefile.in: Regenerate.
5949 * testsuite/script_test_6.sh: New file.
5950 * testsuite/script_test_6.t: Same.
5951 * testsuite/script_test_7.sh: Same.
5952 * testsuite/script_test_7.t: Same.
5953 * testsuite/script_test_8.sh: Same.
5955 2009-10-16 Doug Kwan <dougkwan@google.com>
5957 * output.cc (Output_segment::set_section_list_address): Cast
5958 expressions to unsigned long long type to avoid format warnings.
5960 2009-10-15 Ian Lance Taylor <iant@google.com>
5962 * script.cc (Script_options::add_symbol_assignment): Always add a
5963 dot assignment to script_sections_.
5964 * script-sections.cc (Script_sections::add_dot_assignment):
5965 Initialize if necessary.
5967 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5968 program headers with no load segment if there is a linker script.
5970 * layout.cc (Layout::set_segment_offsets): Align the file offset
5971 to the segment aligment for -N or -n with no load segment.
5972 * output.cc (Output_segment::add_output_section): Don't crash if
5973 the first section is a TLS section.
5974 (Output_segment::set_section_list_addresses): Print an error
5975 message if the address moves backward in a linker script.
5976 * script-sections.cc
5977 (Output_section_element_input::set_section_addresses): Don't
5978 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5979 (Orphan_output_section::set_section_addresses): Likewise.
5981 2009-10-15 Doug Kwan <dougkwan@google.com>
5983 * layout.cc (Layout::finish_dynamic_section): Generate tags
5984 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5985 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5986 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5988 2009-10-14 Ian Lance Taylor <iant@google.com>
5990 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5992 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5993 data_shdr fields of relinfo.
5994 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5995 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5996 R_386_TLS_LDO_32, adjust based on section flags.
5997 (Target_i386::Relocate::fix_up_ldo): Remove.
5999 2009-10-13 Ian Lance Taylor <iant@google.com>
6001 Add support for -pie.
6002 * options.h (class General_options): Add -pie and
6004 (General_options::output_is_position_independent): Test -pie.
6005 (General_options::output_is_executable): Return true if not shared
6006 and not relocatable.
6007 (General_options::output_is_pie): Remove.
6008 * options.cc (General_options::finalize): Reject incompatible uses
6010 * gold.cc (queue_middle_tasks): A -pie link is not static.
6011 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6012 * symtab.cc (Symbol::final_value_is_known): Return false if
6013 output_is_position_independent.
6014 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6015 output_is_position_independent.
6016 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6017 output_is_position_independent.
6018 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6019 output_is_position_independent.
6020 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6022 (basic_pie_test.o, basic_pie_test): New targets.
6023 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6024 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6025 (two_file_pie_test): New target.
6026 * testsuite/Makefile.in: Rebuild.
6027 * README: Remove note saying that -pie is not supported.
6029 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6031 * options.h (class General_options): Add -init and -fini.
6032 * layout.cc (Layout::finish_dynamic_section): Emit
6033 given init and fini functions.
6035 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6037 * gc.h (gc_process_relocs): Check if icf is enabled using new
6039 * gold.cc (queue_initial_tasks): Likewise.
6040 (queue_middle_tasks): Likewise.
6041 * object.cc (do_layout): Likewise.
6042 * symtab.cc (is_section_folded): Likewise.
6043 * main.cc (main): Likewise.
6044 * reloc.cc (Read_relocs::run): Likewise.
6045 (Sized_relobj::do_scan_relocs): Likewise.
6046 * icf.cc (is_function_ctor_or_dtor): New function.
6047 (Icf::find_identical_sections): Check if function is ctor or dtor when
6049 * options.h (General_options::icf): Change option to be an enum.
6050 (Icf_status): New enum.
6051 (icf_enabled): New method.
6052 (icf_safe_folding): New method.
6053 (set_icf_status): New method.
6054 (icf_status_): New variable.
6055 * (options.cc) (General_options::finalize): Set icf_status_.
6056 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6057 icf_test and icf_keep_unique_test to use the --icf enum flag.
6058 * testsuite/icf_safe_test.sh: New file.
6059 * testsuite/icf_safe_test.cc: New file.
6061 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6063 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6064 includes to gc.h and icf.h.
6065 * arm.cc: Include gc.h.
6066 * gold.cc: Likewise.
6067 * i386.cc: Likewise.
6068 * powerpc.cc: Likewise.
6069 * sparc.cc: Likewise.
6070 * x86_64.cc: Likewise.
6071 * gc.h: Include icf.h.
6073 2009-10-11 Ian Lance Taylor <iant@google.com>
6075 * plugin.cc: Include "gold.h" before other header files.
6077 2009-10-10 Chris Demetriou <cgd@google.com>
6079 * options.h (Input_file_argument::Input_file_type): New enum.
6080 (Input_file_argument::is_lib_): Replace with...
6081 (Input_file_argument::type_): New member.
6082 (Input_file_argument::Input_file_argument): Take Input_file_type
6083 'type' rather than boolean 'is_lib' as second argument.
6084 (Input_file_argument::is_lib): Use type_.
6085 (Input_file_argument::is_searched_file): New function.
6086 (Input_file_argument::may_need_search): Handle is_searched_file.
6087 * options.cc (General_options::parse_library): Support -l:filename.
6088 (General_options::parse_just_symbols): Update for Input_file_argument
6090 (Command_line::process): Likewise.
6091 * archive.cc (Archive::get_file_and_offset): Likewise.
6092 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6093 * script.cc (read_script_file, script_add_file): Likewise.
6094 * fileread.cc (Input_file::Input_file): Likewise.
6095 (Input_file::will_search_for): Handle is_searched_file.
6096 (Input_file::open): Likewise.
6097 * readsyms.cc (Read_symbols::get_name): Likewise.
6098 * testsuite/Makefile.am (searched_file_test): New test.
6099 * testsuite/Makefile.in: Regenerate.
6100 * testsuite/searched_file_test.cc: New file.
6101 * testsuite/searched_file_test_lib.cc: New file.
6103 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6104 Ian Lance Taylor <iant@google.com>
6106 * descriptor.cc: Include <cstdio> and "binary-io.h".
6107 (Descriptors::open): Open the files in binary mode always.
6108 * script.cc (Lex::get_token): Treat \r as whitespace.
6110 2009-10-09 Ian Lance Taylor <iant@google.com>
6112 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6114 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6115 Ian Lance Taylor <iant@google.com>
6117 * configure.ac: Check for readv function also.
6118 * fileread.cc (readv): Define if not HAVE_READV.
6119 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6121 * config.in: Regenerate.
6122 * configure: Regenerate.
6124 2009-10-09 Doug Kwan <dougkwan@google.com>
6126 * layout.cc (Layout::make_output_section): Call target hook to make
6127 ordinary output section.
6128 (Layout::finalize): Adjust parameter list of call the
6129 Target::may_relax().
6130 * layout.h (class Layout::section_list): New method.
6131 * merge.h (Output_merge_base::entsize): Change visibility to public.
6132 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6134 (Output_merge_string::do_is_string): New method.
6135 * object.cc (Sized_relobj::do_setup): renamed from
6136 Sized_relobj::set_up.
6137 * object.h (Sized_relobj::adjust_shndx,
6138 Sized_relobj::initializ_input_to_output_maps,
6139 Sized_relobj::free_input_to_output_maps): Change visibilities to
6141 (Sized_relobj::setup): Virtualize.
6142 (Sized_relobj::do_setup): New method declaration.
6143 (Sized_relobj::invalidate_section_offset,
6144 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6145 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6146 * options.cc (parse_int): New function.
6147 * options.h (parse_int): New declaration.
6148 (DEFINE_int): New macro.
6149 (stub_group_size): New option.
6150 * output.cc (Output_section::Output_section): Initialize memebers
6151 merge_section_map_, merge_section_by_properties_map_,
6152 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6153 (Output_section::add_input_section): Handled deferred code-fill
6154 generation and remove an old comment.
6155 (Output_section::add_relaxed_input_section): New method definition.
6156 (Output_section::add_merge_input_section): Use merge section by
6157 properties map to speed to search. Update merge section maps
6159 (Output_section::build_relaxation_map): New method definition.
6160 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6162 (Output_section::relax_input_section): Renamed to
6163 Output_section::convert_input_sections_to_relaxed_sections and change
6164 interface to take a vector of pointers to relaxed sections.
6165 (Output_section::find_merge_section,
6166 Output_section::find_relaxed_input_section): New method definitions.
6167 (Output_section::is_input_address_mapped,
6168 Output_section::output_offset, Output_section::output_address):
6169 Use output section data maps to speed up searching.
6170 (Output_section::find_starting_output_address): Add comments.
6171 (Output_section::do_write,
6172 Output_section::write_to_postprocessing_buffer): Do code-fill
6173 generation as appropriate.
6174 (Output_section::get_input_sections): Invalidate relaxed input section
6176 (Output_section::restore_states): Adjust type of checkpoint .
6177 Invalidate relaxed input section map.
6178 * output.h (Output_merge_base): New class declaration.
6179 (Input_section_specifier): New class defintion.
6180 (class Output_relaxed_input_section) Change base class to
6181 Output_section_data_build.
6182 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6183 base class initializer.
6184 (Output_section::add_relaxed_input_section): New method declaration.
6185 (Output_section::Input_section): Change visibility to protected.
6186 (Output_section::Input_section::relobj,
6187 Output_section::Input_section::shndx): Handle relaxed input sections.
6188 Output_section::input_sections) Change visibility to protected. Also
6189 define overload to return a non-const pointer.
6190 (Output_section::Merge_section_properties): New class defintion.
6191 (Output_section::Merge_section_by_properties_map,
6192 Output_section::Output_section_data_by_input_section_map,
6193 Output_section::Relaxation_map): New types.
6194 (Output_section::relax_input_section): Rename method to
6195 Output_section::convert_input_sections_to_relaxed_sections and change
6196 interface to take a vector of relaxed section pointers.
6197 (Output_section::find_merge_section,
6198 Output_section::find_relaxed_input_section,
6199 Output_section::build_relaxation_map,
6200 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6201 New method declarations.
6202 (Output_section::merge_section_map_
6203 Output_section::merge_section_by_properties_map_,
6204 Output_section::relaxed_input_section_map_,
6205 Output_section::is_relaxed_input_section_map_valid_,
6206 Output_section::generate_code_fills_at_write_): New data members.
6207 * script-sections.cc
6208 (Output_section_element_input::set_section_addresses): Call
6209 current_data_size and addralign methods of relaxed input sections.
6210 (Orphan_output_section::set_section_addresses): Call current_data_size
6211 and addralign methods of relaxed input sections.
6212 * symtab.cc (Symbol_table::compute_final_value): Extract template
6213 from the body of Symbol_table::sized_finalize_symbol.
6214 (Symbol_table::sized_finalized_symbol): Call
6215 Symbol_table::compute_final_value.
6216 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6217 (Symbol_table::compute_final_value): New templated method declaration.
6218 * target.cc (Target::do_make_output_section): New method defintion.
6219 * target.h (Target::make_output_section): New method declaration.
6220 (Target::relax): Add more parameters for input objects, symbol table
6221 and layout. Adjust call to do_relax.
6222 (Target::do_make_output_section): New method declaration.
6223 (Target::do_relax): Add parameters for input objects, symbol table
6226 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6228 * pread.c: Include stdio.h.
6230 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6232 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6235 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6237 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6238 Change read_shndx type to unsigned int.
6239 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6241 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6242 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6243 Change read_shndx type to unsigned int.
6244 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6246 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6247 * layout.cc (Layout::create_symtab_sections): Cast the result of
6248 local_symcount * symsize to off_t in the gold_assert.
6250 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6252 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6253 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6255 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6256 (Arm_relocate_functions::thm_abs5): New function.
6257 (Arm_relocate_functions::abs12): New function.
6258 (Arm_relocate_functions::abs16): New function.
6259 (Arm_relocate_functions::base_abs): New function.
6260 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6261 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6262 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6264 (Scan::global): Likewise.
6265 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6266 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6267 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6268 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6271 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6273 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6274 (Arm_relocate_functions::movt_prel): New function.
6275 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6276 (Arm_relocate_functions::thm_movt_prel): New function.
6277 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6278 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6279 (Scan::global, Relocate::relocate): Likewise.
6280 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6282 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6284 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6285 Incremental_checker.
6286 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6288 (class Incremental_inputs_header): New class.
6289 (Incremental_inputs_header_writer): Edit comment.
6290 (Incremental_inputs_entry): New class.
6291 (Incremental_inputs_entry_writer): Edit comment.
6292 (Sized_incremental_binary::do_find_incremental_inputs_section):
6293 Add *strtab_shndx parameter, fill it.
6294 (Sized_incremental_binary::do_check_inputs): New method.
6295 (Incremental_checker::can_incrementally_link_output_file): Use
6296 Sized_incremental_binary::check_inputs.
6297 (Incremental_inputs::report_command_line): Save command line in
6300 (Incremental_binary::find_incremental_inputs_section): New
6302 (Incremental_binary::do_find_incremental_inputs_section): Add
6303 strtab_shndx parameter.
6304 (Incremental_binary::do_check_inputs): New pure virtual method.
6305 (Sized_incremental_binary::do_check_inputs): Declare.
6306 (Incremental_checker::Incremental_checker): Add incremental_inputs
6307 parameter, use it to initialize incremental_inputs_.
6308 (Incremental_checker::incremental_inputs_): New field.
6309 (Incremental_checker::command_line): New method.
6310 (Incremental_checker::inputs): New method.
6311 (Incremental_checker::command_line_): New field.
6313 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6315 * incremental.cc: Include <cstdarg> and "target-select.h".
6316 (vexplain_no_incremental): New function.
6317 (explain_no_incremental): New function.
6318 (Incremental_binary::error): New method.
6319 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6321 (make_sized_incremental_binary): New function.
6322 (open_incremental_binary): New function.
6323 (can_incrementally_link_file): Add checks if output is ELF and has
6325 * incremental.h: Include "elfcpp_file.h" and "output.h".
6326 (Incremental_binary): New class.
6327 (Sized_incremental_binary): New class.
6328 (open_incremental_binary): Declare.
6329 * object.cc (is_elf_object): Use
6330 elfcpp::Elf_recognizer::is_elf_file.
6331 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6332 * output.h (Output_file::filesize): New method.
6334 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6336 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6338 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6339 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6341 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6343 (Arm_relocate_functions::movw_abs_nc): New function.
6344 (Arm_relocate_functions::movt_abs): New function.
6345 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6346 (Arm_relocate_functions::thm_movt_abs): New function.
6347 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6348 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6349 (Scan::global): Likewise.
6350 (Relocate::relocate): Likewise.
6351 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6353 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6355 * arm.cc (Arm_relocate_functions::got_prel) New function.
6356 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6357 (Relocate::relocate): Likewise.
6358 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6360 2009-10-06 Ian Lance Taylor <iant@google.com>
6362 * options.h (class General_options): Define
6363 split_stack_adjust_size parameter.
6364 * object.h (class Object): Add uses_split_stack_ and
6365 has_no_split_stack_ fields. Add uses_split_stack and
6366 has_no_split_stack accessor functions. Declare
6367 handle_split_stack_section.
6368 (class Reloc_symbol_changes): Define.
6369 (class Sized_relobj): Define Function_offsets. Declare
6370 split_stack_adjust, split_stack_adjust_reltype, and
6372 * object.cc (Object::handle_split_stack_section): New function.
6373 (Sized_relobj::do_layout): Call handle_split_stack_section.
6374 * dynobj.cc (Sized_dynobj::do_layout): Call
6375 handle_split_stack_section.
6376 * reloc.cc (Sized_relobj::relocate_sections): Call
6377 split_stack_adjust for executable sections in split_stack
6378 objects. Pass reloc_map to relocate_section.
6379 (Sized_relobj::split_stack_adjust): New function.
6380 (Sized_relobj::split_stack_adjust_reltype): New function.
6381 (Sized_relobj::find_functions): New function.
6382 * target-reloc.h: Include "object.h".
6383 (relocate_section): Add reloc_symbol_changes parameter. Change
6385 * target.h (class Target): Add calls_non_split method. Declare
6386 do_calls_non_split virtual method. Declare match_view and
6388 * target.cc: Include "elfcpp.h".
6389 (Target::do_calls_non_split): New function.
6390 (Target::match_view): New function.
6391 (Target::set_view_to_nop): New function.
6392 * gold.cc (queue_middle_tasks): Give an error if mixing
6393 split-stack and non-split-stack objects with -r.
6394 * i386.cc (Target_i386::relocate_section): Add
6395 reloc_symbol_changes parameter.
6396 (Target_i386::do_calls_non_split): New function.
6397 * x86_64.cc (Target_x86_64::relocate_section): Add
6398 reloc_symbol_changes parameter.
6399 (Target_x86_64::do_calls_non_split): New function.
6400 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6402 * powerpc.cc (Target_powerpc::relocate_section): Add
6403 reloc_symbol_changes parameter.
6404 * sparc.cc (Target_sparc::relocate_section): Add
6405 reloc_symbol_changes parameter.
6406 * configure.ac: Call AM_CONDITIONAL for the default target.
6407 * configure: Rebuild.
6408 * testsuite/Makefile.am (TEST_AS): New variable.
6409 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6410 (check_DATA): Add split_i386 and split_x86_64 files.
6411 (SPLIT_DEFSYMS): Define.
6412 (split_i386_[1234n].o): New targets.
6413 (split_i386_[124]): New targets.
6414 (split_i386_[1234r].stdout): New targets.
6415 (split_x86_64_[1234n].o): New targets.
6416 (split_x86_64_[124]): New targets.
6417 (split_x86_64_[1234r].stdout): New targets.
6418 (MOSTLYCLEANFILES): Add new executables.
6419 * testsuite/split_i386.sh: New file.
6420 * testsuite/split_x86_64.sh: New file.
6421 * testsuite/split_i386_1.s: New file.
6422 * testsuite/split_i386_2.s: New file.
6423 * testsuite/split_i386_3.s: New file.
6424 * testsuite/split_i386_4.s: New file.
6425 * testsuite/split_i386_n.s: New file.
6426 * testsuite/split_x86_64_1.s: New file.
6427 * testsuite/split_x86_64_2.s: New file.
6428 * testsuite/split_x86_64_3.s: New file.
6429 * testsuite/split_x86_64_4.s: New file.
6430 * testsuite/split_x86_64_n.s: New file.
6431 * testsuite/testfile.cc (Target_test): Update relocation_section
6433 * testsuite/Makefile.in: Rebuild.
6435 2009-10-06 Ian Lance Taylor <iant@google.com>
6437 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6438 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6439 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6440 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6441 the address on ldo_addrs_.
6442 (Target_i386::Relocate::fix_up_ldo): New function.
6444 2009-10-06 Rafael Espindola <espindola@google.com>
6446 * plugin.cc (add_input_library): New.
6447 (Plugin::load): Add add_input_library to tv.
6448 (Plugin_manager::add_input_file): Add the is_lib argument.
6449 (add_input_file): Update call to Plugin_manager::add_input_file.
6450 (add_input_library): New.
6451 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6453 2009-09-30 Doug Kwan <dougkwan@google.com>
6455 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6456 symbol and call Symbol::may_need_copy_reloc to determine if
6457 a copy reloc is needed.
6458 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6459 nocopyreloc is given in command line.
6460 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6461 given in command line.
6462 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6463 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6464 of the removed Target_i386::may_need_copy_reloc.
6465 * options.h (copyreloc): New option with default value false.
6466 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6467 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6468 instead of the removed Target_powerpc::may_need_copy_reloc.
6469 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6470 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6471 instead of the removed Target_sparc::may_need_copy_reloc.
6472 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6473 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6474 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6475 instead of the removed Target_x86_64::may_need_copy_reloc.
6477 2009-09-30 Ian Lance Taylor <iant@google.com>
6479 * object.h (class Object): Remove target_ field, and target,
6480 sized_target, and set_target methods.
6481 (Object::sized_target): Remove.
6482 (class Sized_relobj): Update declarations. Remove sized_target.
6483 * object.cc (Sized_relobj::setup): Remove target parameter.
6485 (Input_objects::add_object): Don't do anything with the target.
6486 (make_elf_sized_object): Add punconfigured parameter. Change all
6487 callers. Set or test parameter target.
6488 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6490 * parameters.cc (Parameters::set_target): Change parameter type to
6492 (Parameters::default_target): Remove.
6493 (set_parameters_target): Change parameter type to be non-const.
6494 (parameters_force_valid_target): New function.
6495 (parameters_clear_target): New function.
6496 * parameters.h (class Parameters): Update declarations. Remove
6497 default_target method. Add sized_target and clear_target
6498 methods. Change target_ to be non-const.
6499 (set_parameters_target): Update declaration.
6500 (parameters_force_valid_target): Declare.
6501 (parameters_clear_target): Declare.
6502 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6503 as NULL if we aren't searching.
6504 (Add_symbols::run): Don't check for compatible target.
6505 * fileread.cc (Input_file::open_binary): Call
6506 parameters_force_valid_target.
6507 * gold.cc (queue_middle_tasks): Likewise.
6508 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6509 set_target on object.
6510 * dynobj.h (class Sized_dynobj): Update declarations.
6511 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6512 make_elf_object returns NULL.
6513 (Archive::include_member): Don't check whether object target is
6515 * output.cc (Output_section::add_input_section): Get target from
6517 (Output_section::relax_input_section): Likewise.
6518 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6520 (Sized_relobj::do_scan_relocs): Likewise.
6521 (Sized_relobj::relocate_sections): Likewise.
6522 * resolve.cc (Symbol_table::resolve): Likewise.
6523 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6524 parameter. Change all callers.
6525 (Symbol_table::add_from_object): Get target from parameters.
6526 (Symbol_table::add_from_relobj): Don't check object target.
6527 (Symbol_table::add_from_dynobj): Likewise.
6528 (Symbol_table::define_special_symbol): Get target from
6530 * symtab.h (class Symbol_table): Update declaration.
6531 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6532 parameter. Change all callers. Clear parameter target.
6533 (Binary_test): Test target here.
6534 * testsuite/object_unittest.cc (gold_testsuite): Remove
6535 target_test_pointer parameter. Change all callers.
6536 (Object_test): Test target here.
6538 2009-09-26 Ian Lance Taylor <iant@google.com>
6540 * testsuite/initpri1.c: Don't try to use constructor priorities if
6541 compiling with gcc before 4.3.
6543 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6545 * testsuite/retain_symbols_file_test.sh (check_present): Change
6546 output file name to retain_symbols_file_test.stdout.
6547 (check_absent): Likewise.
6549 2009-09-18 Craig Silverstein <csilvers@google.com>
6551 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6552 * options.cc: Include <cerrno> and <fstream>.
6553 (General_options::finalize): Parse -retain-symbols-file tag.
6554 * options.h: New flag.
6555 (General_options): New method should_retain_symbol, new
6556 variable symbols_to_retain.
6557 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6558 should_retain_symbol map.
6559 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6560 * testsuite/Makefile.in: Regenerate.
6561 * testsuite/retain_symbols_file_test.sh: New file.
6563 2009-09-18 Nick Clifton <nickc@redhat.com>
6565 * po/es.po: Updated Spanish translation.
6567 2009-09-17 Doug Kwan <dougkwan@google.com>
6569 * debug.h (DEBUG_RELAXATION): New constant.
6570 (DEBUG_ALL): Add DEBUG_RELAXATION.
6571 (debug_string_to_enum): Add relaxation debug option.
6573 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6574 Layout::Relaxation_debug_check::read_sections,
6575 Layout::Relaxation_debug_check::read_sections): New method definitions.
6576 (Layout::Layout): Initialize data members
6577 record_output_section_data_from_scrips_,
6578 script_output_section_data_list_ and relaxation_debug_check_.
6579 (Layout::save_segments, Layout::restore_segments,
6580 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6581 Layout::relaxation_loop_body): New method definitions.
6582 (Layout::finalize): Support relaxation. Move section layout code to
6583 Layout::relaxation_loop_body.
6584 (Layout::set_asection_address_from_script): Move code for orphan
6585 section placement out.
6586 (Layout::place_orphan_sections_in_script): New method definition.
6587 * layout.h (Output_segment_headers, Output_file_header):
6588 New forward class declarations.
6589 (Layout::~Layout): Define.
6590 (Layout::new_output_section_data_from_script): New method definition.
6591 (Layout::place_orphan_sections_in_script): New method declaration.
6592 (Layout::Segment_states): New type declaration.
6593 (Layout::save_segments, Layout::restore_segments,
6594 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6595 Layout::relaxation_loop_body): New method declarations.
6596 (Layout::Output_section_data_list): New type declaration.
6597 (Layout::Relaxation_debug_check): New class definition.
6598 (Layout::record_output_section_data_from_script_,
6599 Layout::script_output_section_data_list_, Layout::segment_states_,
6600 Layout::relaxation_debug_check_): New data members.
6601 * output.cc: (Output_section_headers::do_size): New method definition.
6602 (Output_section_headers::Output_section_headers): Move size
6603 computation to Output_section_headers::do_size.
6604 (Output_segment_headers::do_size): New method definition.
6605 (Output_file_header::Output_file_header): Move size computation to
6606 Output_file_header::do_size and call it.
6607 (Output_file_header::do_size): New method definition.
6608 (Output_data_group::Output_data_group): Adjust call to
6609 Output_section_data.
6610 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6611 (Output_symtab_xindex::do_write): Add array bound check.
6612 (Output_section::Input_section::print_to_mapfile): Handle
6613 RELAXED_INPUT_SECTION_CODE.
6614 (Output_section::Output_section): Initialize data member checkpoint_.
6615 (Output_section::~Output_section): Delete checkpoint object pointed
6617 (Output_section::add_input_section): Always add an Input_section if
6619 (Output_section::add_merge_input_section): Add assert.
6620 (Output_section::relax_input_section): New method definition.
6621 (Output_section::set_final_data_size): Set load address to zero for
6622 an unallocated section.
6623 (Output_section::do_address_and_file_offset_have_reset_values):
6624 New method definition.
6625 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6626 Handle relaxed input section.
6627 (Output_section::sort_attached_input_sections): Checkpoint input
6628 section list lazily.
6629 (Output_section::get_input_sections): Change type of input_sections to
6630 list of Simple_input_section pointers. Checkpoint input section list
6631 lazily. Also handle relaxed input sections.
6632 (Output_section::add_input_section_for_script): Take a reference to
6633 a Simple_input_section object instead of Relobj pointer and section
6634 index as parameter. Handle relaxed input sections.
6635 (Output_section::save_states, Output_section::restore_states): New
6637 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6638 (Output_data::is_data_size_fixed): New method definition.
6639 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6641 (Output_data::address_and_file_offset_have_reset_values): New method
6643 (Output_data::do_address_and_file_offset_have_reset_values): New method
6645 (Output_data::set_data_size): Check that data size is not fixed.
6646 (Output_data::fix_data_size): New method definition.
6647 (Output_data::is_data_size_fixed_): New data member.
6648 (Output_section_headers::set_final_data_size): New method definition.
6649 (Output_section_headers::do_size): New method declaration.
6650 (Output_segment_headers::set_final_data_size): New method definition.
6651 (Output_segment_headers::do_size): New method declaration.
6652 (Output_file_header::set_final_data_size)::New method definition.
6653 (Output_file_header::do_size)::New method declaration.
6654 (Output_section_data::Output_section_data): Add new parameter
6655 is_data_size_fixed and use it to fix data size.
6656 (Output_data_const::Output_data_const): Adjust call to base class
6657 constructor and fix data size.
6658 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6659 base class constructor and fix data size.
6660 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6661 base class constructor and fix data size.
6662 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6663 class constructor and fix data size.
6664 (Output_data_group::set_final_data_size): New method definition.
6665 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6666 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6667 class constructor and fix data size.
6668 (Output_relaxed_input_section): New class definition.
6669 (Output_section::Simple_input_section): New class definition.
6670 (Output_section::get_input_sections): Adjust parameter list.
6671 (Output_section::add_input_section_for_script): Same.
6672 (Output_section::save_states, Output_section::restore_states,
6673 Output_section::do_address_and_file_offset_have_reset_values,
6674 (Output_section::Input_section::Input_section): Handle
6675 RELAXED_INPUT_SECTION_CODE. Add new overload for
6676 Output_relaxed_input_section.
6677 (Output_section::Input_section::is_input_section,
6678 Output_section::Input_section::set_output_section): Handle relaxed
6680 (Output_section::Input_section::is_relaxed_input_section,
6681 Output_section::Input_section::output_section_data,
6682 Output_section::Input_section::relaxed_input_section): New method
6684 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6686 (Output_section::Input_section::u1_): Update comments.
6687 (Output_section::Input_section::u2_): Add new union member poris.
6688 (Output_section::Checkpoint_output_section): New classs definition.
6689 (Output_section::relax_input_section): New method declaration.
6690 (Output_section::checkpoint_): New data member.
6691 (Output_segment): Update comments.
6692 (Output_segment::Output_segment): Un-privatize copy constructor.
6693 (Output_segment::operator=): Un-privatize.
6694 * script-sections.cc (Output_section_element::Input_section_list):
6695 Change element type to Output_section::Simple_input_section.
6696 (Output_section_element_dot_assignment::set_section_addresses):
6697 Register output section data for relaxation clean up.
6698 (Output_data_exression::Output_data_expression): Adjust call to base
6699 constructor to fix data size.
6700 (Output_section_element_data::set_section_addresses): Register
6701 Output_data_expression object for relaxation clean up.
6702 (struct Input_section_info): Replace Relobj pointer and section index
6703 pair with Output_section::Simple_input_section and Convert struct to a
6705 (Input_section_sorter::operator()): Adjust access to
6706 Input_section_info data member to use accessors.
6707 (Output_section_element_input::set_section_addresses): Use layout
6708 parameter. Adjust code to use Output_section::Simple_input_section
6709 and Input_secction_info classes. Register filler for relaxation
6711 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6712 and section index pair with Output_section::Simple_input_section
6713 class. Adjust code accordingly.
6714 (Phdrs_element::release_segment): New method definition.
6715 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6717 (Script_sections::release_segments): New method definition.
6718 * gold/script-sections.h (Script_sections::release_segments): New
6720 * gold/target.h (Target::may_relax, Target::relax,
6721 Target::do_may_relax, Target::do_relax): New method definitions.
6723 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6725 * arm.cc (has_signed_unsigned_overflow): New function.
6726 (Arm_relocate_functions::abs8): New function.
6727 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6728 (Target_arm::Scan::global): Likewise.
6729 (Target_arm::relocate::relocate): Likewise.
6730 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6733 2009-09-16 Cary Coutant <ccoutant@google.com>
6735 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6736 * testsuite/Makefile.in: Regenerate.
6738 2009-09-11 Nick Clifton <nickc@redhat.com>
6740 * po/gold.pot: Updated by the Translation project.
6742 2009-09-08 Cary Coutant <ccoutant@google.com>
6744 * output.cc (Output_file::open): Add execute permission to empty file.
6745 * testsuite/Makefile.am (permission_test): New test.
6746 * testsuite/Makefile.in: Regenerate.
6748 2009-09-02 Ian Lance Taylor <iant@google.com>
6750 * output.cc (Output_file::resize): Call map_no_anonymous rather
6753 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6755 * gold.cc: Include "incremental.h".
6756 (queue_initial_tasks): Call Incremental_checker methods.
6757 * incremental.cc: Include "output.h".
6758 (Incremental_checker::can_incrementally_link_output_file): New
6760 * incremental.h (Incremental_checker): New class.
6762 * output.cc (Output_file::open_for_modification): New method.
6763 (Output_file::map_anonymous): Changed return type to bool. Record
6765 (Output_file::map_no_anonymous): New method, broken out of map.
6766 (Output_file::map): Use map_no_anonymous and map_anonymous.
6767 * output.h (class Output_file): Update declarations.
6769 2009-08-24 Cary Coutant <ccoutant@google.com>
6771 * options.h (Command_line::Pre_options): New class.
6772 (Command_line::pre_options): New member.
6773 * options.cc (gold::options::ready_to_register): New variable.
6774 (One_option::register_option): Do nothing if not registering options.
6775 Assert if same short option registered twice.
6776 (General_options::General_options): Turn off option registration when
6778 (Command_line::Pre_options::Pre_options): New constructor.
6780 2009-08-24 Cary Coutant <ccoutant@google.com>
6782 * options.h (General_options::no_keep_memory): Remove incorrect
6785 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6787 * Makefile.am (am__skiplex, am__skipyacc): New.
6788 * Makefile.in: Regenerate.
6790 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6792 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6793 (INCLUDES): ... this.
6794 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6795 (AM_CPPFLAGS): Renamed from ...
6796 (INCLUDE): ... this.
6797 * Makefile.in, testsuite/Makefile.in: Regenerate.
6799 * Makefile.in: Regenerate.
6800 * aclocal.m4: Likewise.
6801 * config.in: Likewise.
6802 * configure: Likewise.
6803 * testsuite/Makefile.in: Likewise.
6805 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6806 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6807 * Makefile.in: Regenerate.
6808 * testsuite/Makefile.in: Regenerate.
6810 2009-08-19 Cary Coutant <ccoutant@google.com>
6812 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6813 symbols in shared libraries overridden by hidden or internal symbols
6814 in the main program.
6816 2009-08-19 Chris Demetriou <cgd@google.com>
6818 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6819 checking source file names in error messages.
6821 2009-08-18 Doug Kwan <dougkwan@google.com>
6823 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6824 an elcpp::Ehdr as parameter. Adjust call to set_target.
6825 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6826 an elfcpp::Ehdr as parameter.
6827 * object.cc (Object::set_target): Remove the version that looks up
6828 a target and sets it.
6829 (Sized_relobj::setup): Take a Target object instead of
6830 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6831 (make_elf_sized_object): Find target and ask target to
6833 * object.h: (Object::set_target): Remove the version that looks up
6834 a target and sets it.
6835 (Sized_relobj::setup): Take a Target object instead of
6836 an elfcpp:Ehdr as parameter.
6837 * target.cc: Include dynobj.h.
6838 (Target::do_make_elf_object_implementation): New.
6839 (Target::do_make_elf_object): New.
6840 * target.h (Target::make_elf_object): New template declaration.
6841 (Target::do_make_elf_object): New method declarations.
6842 (Target::do_make_elf_object_implementation): New template declaration.
6844 2009-08-14 Ian Lance Taylor <iant@google.com>
6846 * gold.h (FUNCTION_NAME): Define.
6847 (gold_unreachable): Use FUNCTION_NAME.
6849 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6851 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6852 symbol in the --keep-unique list is not found.
6854 2009-08-12 Sriraman Tallam <tmsriram@google.com>
6856 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6857 been maked as --keep-unique.
6858 (Icf::unfold_section): New function.
6859 * icf.h (Icf::unfold_section): New function.
6860 * options.h (General_options::keep_unique): New option.
6861 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6862 * testsuite/Makefile.in: Regenerate.
6863 * testsuite/icf_keep_unique_test.sh: New file.
6864 * testsuite/icf_keep_unique_test.cc: New file.
6866 2009-08-12 Cary Coutant <ccoutant@google.com>
6869 * resolve.cc (Symbol_table::resolve): Check for references from
6870 dynamic objects to hidden and internal symbols.
6871 * testsuite/Makefile.am (hidden_test.sh): New test.
6872 * testsuite/Makefile.in: Regenerate.
6873 * testsuite/hidden_test.sh: New script.
6874 * testsuite/hidden_test_1.c: New test source.
6875 * testsuite/hidden_test_main.c: New test source.
6877 2009-08-11 Doug Kwan <dougkwan@google.com>
6879 * arm.cc: Update comments.
6880 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6881 segment to locate the .ARM.exidx section if present.
6883 2009-08-09 Doug Kwan <dougkwan@google.com>
6885 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6888 2009-08-07 Sriraman Tallam <tmsriram@google.com>
6889 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6892 2009-08-06 Sriraman Tallam <tmsriram@google.com>
6894 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6895 valid tls_segment only for non-debug-section relocations.
6896 * testsuite/Makefile.am: Add gc_tls_test.
6897 * testsuite/Makefile.in: Regenerate.
6898 * testsuite/gc_tls_test.cc: New file.
6899 * testsuite/gc_tls_test.sh: New file.
6901 2009-08-05 Sriraman Tallam <tmsriram@google.com>
6905 * Makefile.am (CCFILES): Add icf.cc.
6907 * Makefile.in: Regenerate.
6908 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6909 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6910 section, symbol and addend information for the relocs.
6911 * gold.cc (queue_middle_tasks): Call identical code folding.
6912 * gold.h: Add defines for multimap.
6913 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6914 to the call of finalize_local_symbols.
6915 * main.cc (main): Create object of class Icf.
6916 * object.cc (Sized_relobj::do_layout): Allow this function to be
6917 called twice during icf.
6918 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6919 to sections marked as identical by icf.
6920 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6922 (Sized_relobj::do_section_entsize): New function.
6923 * object.h (Object::section_entsize): New function.
6924 (Object::do_section_entsize): New pure virtual function.
6925 (Relobj::finalize_local_symbols): Add new parameter.
6926 (Relobj::do_section_entsize): New function.
6927 * options.h (General_options::icf): New option.
6928 (General_options::icf_iterations): New option.
6929 (General_options::print_icf_sections): New option.
6930 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6931 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6932 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6934 * symtab.cc (Symbol_table::is_section_folded): New function.
6935 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6936 to sections marked as identical by icf.
6937 * symtab.h (Symbol_table::set_icf): New function.
6938 (Symbol_table::icf): New function.
6939 (Symbol_table::is_section_folded): New function.
6940 (Symbol_table::icf_): New data member.
6941 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6942 * testsuite/Makefile.am: Add commands to build icf_test.
6943 * testsuite/Makefile.in: Regenerate.
6944 * testsuite/icf_test.sh: New file.
6945 * testsuite/icf_test.cc: New file.
6947 2009-07-24 Chris Demetriou <cgd@google.com>
6949 * layout.cc (is_compressible_debug_section): Fix incorrect
6950 comment about compressed section names.
6952 2009-07-20 Ian Lance Taylor <ian@airs.com>
6955 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6957 2009-07-16 Ian Lance Taylor <iant@google.com>
6960 * layout.h: #include <map>.
6961 (class Kept_section): Change from struct to class. Add accessors
6962 and setters. Add section size to Comdat_group mapping. Change
6963 Comdat_group to std::map. Add is_comdat_ field. Add
6964 linkonce_size field in union.
6965 (class Layout): Update declaration of find_or_add_kept_section.
6966 Don't declare find_kept_object.
6967 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6968 parameter. Add object, shndx, is_comdat, and is_group_name
6969 parameters. Change all callers. Adjust for new Kept_section.
6970 (Layout::find_kept_object): Remove.
6971 * object.cc (Sized_relobj::include_section_group): Update use of
6972 Kept_section. Rename secnum to shndx. Only record
6973 Kept_comdat_section if sections are the same size.
6974 (Sized_relobj::include_linkonce_section): Update use of
6975 Kept_section. Only record Kept_comdat_section if sections are the
6976 same size. Set size of linkonce section.
6977 (Sized_relobj::map_to_kept_section): Update call to
6978 get_kept_comdat_section.
6979 * object.h (class Sized_relobj): Rename fields in
6980 Kept_comdat_section to drop trailing underscores; change object
6981 field to Relobj*. Change Kept_comdat_section_table to store
6982 struct rather than pointer.
6983 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6984 Add kept_object and kept_shndx parameters. Change all callers.
6985 (Sized_relobj::get_kept_comdat_section): Change return type to
6986 bool. Add kept_object and kept_shndx parameters. Change all
6988 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6989 Layout::find_or_add_kept_section.
6991 2009-07-09 Ian Lance Taylor <iant@google.com>
6993 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6994 Reserve space in the hash table.
6996 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6998 * fileread.cc (File_read::get_mtime): New method.
6999 * fileread.h (Timespec): New structure.
7000 (File_read::get_mtime): New method.
7001 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7002 Renamed from timestamp_nsec.
7003 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7005 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7007 (Incremental_inputs::report_archive): Save mtime; style fix.
7008 (Incremental_inputs::report_obejct): Save mtime; style fix.
7009 (Incremental_inputs::report_script): Save mtime; style fix.
7010 (Incremental_inputs::finalize_inputs): Style fix.
7011 (Incremental_inputs::finalize): Style fix.
7012 (Incremental_inputs::create_input_section_data): Store inputs
7014 * incremental.h (Incremental_inputs::report_script): Add mtime
7016 (Incremental_inputs::Input_info::Input_info): Intialize only one
7018 (Incremental_inputs::Input_info::archive): Move to nameless
7020 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7021 (Incremental_inputs::Input_info::script): Move to nameless union.
7022 (Incremental_inputs::mtime): New field.
7023 * script.cc (read_input_script): Pass file mtime to
7025 * script.h (Script_info::inputs): Style fix.
7027 2009-07-01 Ian Lance Taylor <ian@airs.com>
7029 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7032 2009-06-24 Ian Lance Taylor <iant@google.com>
7035 * layout.cc (Layout::choose_output_section): If we find an
7036 existing section, update the flags.
7037 (Layout::create_notes): New function, broken out of
7039 (Layout::finalize): Don't create note sections.
7040 (Layout::create_note): Don't crash if linker script discards
7042 (Layout::create_gold_note): Likewise.
7043 (Layout::create_build_id): Likewise. Don't set
7044 after_input_sections on the section.
7045 (Layout::create_executable_stack_info): Remove target parameter.
7047 * layout.h (class Layout): Declare create_notes. Update
7048 declaration of create_executable_stack_info.
7049 * gold.cc (queue_middle_tasks): Call create_notes.
7050 * output.cc (Output_section::update_flags_for_input_section): Move
7051 here from output.h. If SHF_ALLOC flag is newly set, mark address
7053 * output.h (Output_data::mark_address_invalid): New function.
7054 (class Output_section): Only declare, not define,
7055 update_flags_for_input_section. Remove set_flags.
7057 2009-06-24 Ian Lance Taylor <iant@google.com>
7059 * script-sections.cc (Output_section_definition::
7060 set_section_addresses): Rename shadowing local load_address to
7063 2009-06-24 Ian Lance Taylor <iant@google.com>
7066 * reloc.cc (relocate_sections): Skip empty relocation sections.
7068 2009-06-23 Ian Lance Taylor <iant@google.com>
7071 * layout.cc (Layout::create_note): Use choose_output_section
7072 rather than make_output_section.
7074 2009-06-23 Ian Lance Taylor <iant@google.com>
7077 * options.cc (General_options::parse_V): Set printed_version_.
7078 (General_options::General_options): Initialize printed_version_.
7079 * options.h (class General_options): Add printed_version_ field.
7080 * gold.cc (queue_initial_tasks): If there are no input files,
7081 don't give a fatal error if we printed the version information.
7082 (queue_middle_tasks): If using -r with a shared object, give a
7083 fatal error rather than an ordinary error.
7085 2009-06-23 Ian Lance Taylor <iant@google.com>
7088 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7089 (Layout::make_output_section): Set have_stabstr_section_ if we see
7090 a .stab*str section.
7091 (Layout::finalize): Call link_stabs_sections.
7092 (Layout::link_stabs_sections): New file.
7093 * layout.h (class Layout): Add have_stabstr_section_ field.
7094 Declare link_stabs_sections.
7096 2009-06-23 Doug Kwan <dougkwan@google.com>
7098 * Makefile.am (libgold_a_LIBADD): New.
7099 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7100 * Makefile.in: Regenerate.
7101 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7102 * configure: Regenerate.
7103 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7104 * fileread.cc: Include sys/state.h
7105 * gold.h: Declare memmem and strndup if found missing.
7106 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7108 2009-06-23 Ian Lance Taylor <iant@google.com>
7110 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7111 * configure: Rebuild.
7113 2009-06-23 Ian Lance Taylor <iant@google.com>
7116 * object.cc (Object::section_contents): Don't try to get a view if
7117 the section has length zero.
7118 (Object::handle_gnu_warning_section): If the section is empty, use
7119 the name of the section as the warning.
7121 2009-06-23 Ian Lance Taylor <iant@google.com>
7124 * stringpool.h (class Stringpool_template): Add optimize_ field.
7125 (Stringpool_template::set_optimize): New function.
7126 * stringpool.cc (Stringpool_template::Stringpool_template):
7127 Initialize optimize_ field.
7128 (Stringpool_template::set_string_offsets): Test local optimize
7129 fild rather than parameter.
7130 * layout.cc (Layout::Layout): Call set_optimize on the section
7133 2009-06-22 Ian Lance Taylor <iant@google.com>
7136 * yyscript.y: Parse TARGET.
7137 * script.cc (script_set_target): New function.
7138 * script-c.h (script_set_target): Declare.
7139 * options.cc (General_options::string_to_object_format): Rename
7140 from string_to_object_format in anonymous namespace. Change
7142 * options.h (class General_options): Declare
7143 string_to_object_format.
7145 2009-06-22 Ian Lance Taylor <iant@google.com>
7147 * script-sections.cc (Script_sections::create_segments): Don't put
7148 program headers in a PT_LOAD segment if -n or -N.
7150 2009-06-22 Ian Lance Taylor <iant@google.com>
7153 * options.h (class General_options): Add -z lazy and -z now. Sort
7154 -z options into alphabetical order.
7155 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7157 2009-06-21 Ian Lance Taylor <iant@google.com>
7159 * layout.cc (Layout::make_output_section): Call
7160 Target::new_output_section.
7161 (Layout::attach_allocated_section_to_segment): Put large section
7162 sections in a separate load segment with the large segment flag
7164 (Layout::segment_precedes): Sort large data segments after other
7166 (align_file_offset): New static function.
7167 (Layout::set_segment_offsets): Use align_file_offset.
7168 * output.h (class Output_section): Add is_small_section_ and
7169 is_large_section_ fields.
7170 (Output_section::is_small_section): New function.
7171 (Output_section::set_is_small_section): New function.
7172 (Output_section::is_large_section): New function.
7173 (Output_section::set_is_large_section): New function.
7174 (Output_section::is_large_data_section): New function.
7175 (class Output_segment): Add is_large_data_segment_ field.
7176 (Output_segment::is_large_data_segment): New function.
7177 (Output_segment::set_is_large_data_segment): New function.
7178 * output.cc (Output_section::Output_section): Initialize new
7180 (Output_segment::Output_segment): Likewise.
7181 (Output_segment::add_output_section): Add assertion that large
7182 data sections always go in large data segments. Force small data
7183 sections to the end of the list of data sections. Force small BSS
7184 sections to the start of the list of BSS sections. For large BSS
7185 sections to the end of the list of BSS sections.
7186 * symtab.h (class Symbol): Declare is_common_shndx.
7187 (Symbol::is_defined): Check Symbol::is_common_shndx.
7188 (Symbol::is_common): Likewise.
7189 (class Symbol_table): Define enum Commons_section_type. Update
7190 declarations. Add small_commons_ and large_commons_ fields.
7191 * symtab.cc (Symbol::is_common_shndx): New function.
7192 (Symbol_table::Symbol_table): Initialize new fields.
7193 (Symbol_table::add_from_object): Put small and large common
7194 symbols in the right list.
7195 (Symbol_table::sized_finalized_symbol): Check
7196 Symbol::is_common_shndx.
7197 (Symbol_table::sized_write_globals): Likewise.
7198 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7199 common symbol lists. Don't call do_allocate_commons_list if the
7201 (Symbol_table::do_allocate_commons_list): Remove is_tls
7202 parameter. Add comons_section_type parameter. Change all
7203 callers. Handle small and large common symbols.
7204 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7205 Symbol::is_common_shndx.
7206 * resolve.cc (symbol_to_bits): Likewise.
7207 * target.h (Target::small_common_shndx): New function.
7208 (Target::small_common_section_flags): New function.
7209 (Target::large_common_shndx): New function.
7210 (Target::large_common_section_flags): New function.
7211 (Target::new_output_section): New function.
7212 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7213 small_common_section_flags, and large_common_section_flags
7215 (Target::do_new_output_section): New virtual function.
7216 * arm.cc (Target_arm::arm_info): Initialize new fields.
7217 * i386.cc (Target_i386::i386_info): Likewise.
7218 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7220 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7221 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7222 (Target_x86_64::do_new_output_section): New function.
7223 * configure.ac: Define conditional MCMODEL_MEDIUM.
7224 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7225 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7226 (large_LDFLAGS): Define.
7227 * testsuite/large.c: New file.
7228 * testsuite/testfile.cc (Target_test::test_target_info):
7229 Initialize new fields.
7230 * configure, testsuite/Makefile.in: Rebuild.
7232 2009-06-05 Doug Kwan <dougkwan@google.com>
7234 * Makefile.am (CCFILES): Add target.cc.
7235 * Makefile.in: Regenerate.
7236 * i386.cc (class Target_i386): Define new virtual method to
7237 override do_is_local_label_name in parent.
7238 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7239 local symbols if --discard-locals or -X is given.
7240 * options.h (class General_options): Declare new options
7241 '--discard-locals' and '-X' for discarding locals.
7242 * target.h (class Target): Define new methods is_local_label_name.
7243 Declare new virtual method do_is_local_label_name.
7244 * target.cc: New file.
7245 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7246 (check_SCRIPTS): Add discard_locals_test.sh.
7247 (check_DATA): Add discard_local_tests.syms.
7248 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7249 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7250 * testsuite/Makefile.in: Regenerate.
7251 * testsuite/discard_locals_test.c: New file.
7252 * testsuite/discard_locals_test.sh: Same.
7254 2009-06-05 Doug Kwan <dougkwan@google.com>
7256 * object.cc (Sized_relobj::Sized_relobj): Initialize
7257 discarded_eh_frame_shndx_ to -1U.
7258 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7260 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7261 a discarded .eh_frame section.
7262 (Sized_relobj::do_finalize_local_symbols): Ditto.
7263 * object.h (class Sized_relobj): Declare new member
7264 discarded_eh_frame_shndx_.
7265 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7266 (local_labels_test.o, local_labels_test): New rules.
7267 * testsuite/Makefile.in: Regenerate.
7269 2009-06-04 Doug Kwan <dougkwan@google.com>
7271 * layout.cc (Layout::section_name_mapping): Add mapping for
7272 special ARM sections.
7274 2009-06-03 Doug Kwan <dougkwan@google.com>
7276 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7277 (utils::has_overflow): Same.
7279 2009-06-03 Ian Lance Taylor <iant@google.com>
7281 * layout.cc (Layout::section_name_mapping): New array, replacing
7282 Layout::linkonce_mapping.
7283 (Layout::section_name_mapping_count): New variable, replacing
7284 Layout::linkonce_mapping_count.
7285 (Layout::linkonce_output_name): Remove.
7286 (Layout::output_section_name): Rewrite.
7287 * layout.h (class Layout): Rename Linkonce_mapping to
7288 Section_name_mapping, linkonce_mapping to section_name_mapping,
7289 linkonce_mapping_count to section_name_mapping_count. Don't
7290 declare linkonce_output_name.
7292 2009-06-03 Doug Kwan <dougkwan@google.com>
7294 * gold/arm.cc (namespace utils): New.
7295 (Target_arm::reloc_is_non_pic): Define new method.
7296 (class Arm_relocate_functions): New.
7297 (Target_arm::Relocate::relocate): Handle relocation types used by
7300 2009-06-03 Ian Lance Taylor <iant@google.com>
7302 * arm.cc (Target_arm::scan::global): Use || instead of |.
7304 2009-06-02 Doug Kwan <dougkwan@google.com>
7306 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7307 issued_non_pic_error_.
7308 (class Target_arm::Scan): Declare new method check_non_pic.
7309 Define new method symbol_needs_plt_entry.
7310 Declare new data member issued_non_pic_error_.
7311 (class Target_arm::Relocate): Declare new method
7312 should_apply_static_reloc.
7313 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7314 (Target_arm::Scan::check_non_pic): Define new method.
7315 (Target_arm::Scan::local): Handle a small subset of reloc types used
7317 (Target_arm::Scan::local): Same.
7318 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7320 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7322 * incremental.cc (Incremental_inputs::report_command_line): Filter
7323 out --incremental-* options.
7325 2009-05-29 Doug Kwan <dougkwan@google.com>
7327 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7329 (class Target_arm): Update comment.
7330 (Target_arm::Target_arm): Initialize new data members GOT_,
7331 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7332 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7333 and Target_arm::rel_dyn_section.
7334 Declare new_enum Target_arm::Got_type.
7335 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7337 Update commments for member do_dynsym_value.
7338 (Target_arm::got_size, Target_arm::plt_section,
7339 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7340 new methods inside class defintion.
7341 (Target_arm::got_section): Define new method.
7342 (Target_arm::rel_dyn_section): Same.
7343 (Output_data_plt_arm): New template class.
7344 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7345 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7346 (Output_data_plt_arm::add_entry): Same.
7347 (Output_data_plt_arm::first_plt_entry): Define new
7348 static data member for PLT instruction template.
7349 (Output_data_plt_arm::plt_entry): Same.
7350 (Output_data_plt_arm::do_write): Define new method.
7351 (Target_arm::make_plt_entry): Same.
7352 (Target_arm::do_finalize_sections): Same.
7353 (Target_arm::do_dynsym_value): Same.
7355 2009-05-28 Doug Kwan <dougkwan@google.com>
7357 * Makefile.am (TARGETSOURCES): Add arm.cc.
7358 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7359 * Makefile.in: Regenerate.
7361 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7363 2009-05-26 Doug Kwan <dougkwan@google.com>
7365 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7366 (General_options::check_excluded_libs): Strip off directories in
7367 archive name before matching like GNU ld does.
7368 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7369 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7370 (exclude_libs_test_LDFLAGS): Add linker option
7371 -Wl,--exclude-libs,libexclude_libs_test_3
7372 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7373 an explicit archive without using -l.
7374 (alt/libexclude_libs_test_3.a): New make rule.
7375 * testsuite/Makefile.in: Regenerate.
7376 * testsuite/exclude_libs_test.c : Declare lib3_default().
7378 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7379 * exclude_libs_test_3.c: New file.
7381 2009-05-26 Nick Clifton <nickc@redhat.com>
7383 * po/id.po: New Indonesian translation.
7384 * po/gold.pot: Updated template file.
7386 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7388 * testsuite/Makefile.am: Add -ffunction-sections to compile
7389 gc_comdat_test files. Add -Wl,--gc-sections to build
7391 * testsuite/Makefile.in: Regenerate.
7392 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7394 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7396 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7397 kept comdat section was garbage collected.
7398 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7399 * testsuite/Makefile.in: Regenerate.
7400 * testsuite/gc_comdat_test.sh: New file.
7401 * testsuite/gc_comdat_test_1.cc: New file.
7402 * testsuite/gc_comdat_test_2.cc: New file.
7404 2009-05-19 Doug Kwan <dougkwan@google.com>
7406 * archive.cc (Archive::Archive): Move constructor from archive.h
7407 to here. Initialize no_export_.
7408 (Archive::get_elf_object_for_member): Set no_export flag of object.
7409 * archive.h (Archive::Archive): Move constructor body to
7411 (Archive::no_export): New method.
7412 (Archive::no_export_): New field.
7413 * object.h (Object::Object): Initialize no_export_ to false.
7414 (Object::no_export, Object::set_no_export): New methods.
7415 (Object::no_export_): New field.
7416 * options.cc (General_options::parse_exclude_libs): New method.
7417 (General_options::check_excluded_libs) Same.
7418 * options.h (exclude_libs): New option.
7419 (General_options::check_excluded_libs): New method declaration.
7420 (General_options::excluded_libs_): New field.
7421 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7422 default or protected visibility if an object has no-export flag set.
7423 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7424 (check_SCRIPTS): Add exclude_libs_test.sh.
7425 (check_DATA): Add exclude_libs_test.syms.
7426 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7427 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7428 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7429 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7430 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7431 libexclude_libs_test_2.a): New rules.
7432 * testsuite/Makefile.in: Regenerate.
7433 * testsuite/exclude_libs_test.c: New file.
7434 * testsuite/exclude_libs_test.sh: Ditto.
7435 * testsuite/exclude_libs_test_1.c: Ditto.
7436 * testsuite/exclude_libs_test_2.c: Ditto.
7438 2009-05-15 Ian Lance Taylor <iant@google.com>
7440 * configure.ac: Check for declarations for cases where libiberty.h
7441 checks HAVE_DECL_xxx.
7442 * configure, config.in: Rebuild.
7444 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7446 * gold.h (Incremental_argument_list): Remove (invalid) forward
7448 * incremental.cc (Incremental_inputs::report_achive): New method.
7449 (Incremental_inputs::report_object): New method.
7450 (Incremental_inputs::report_script): New method.
7451 (Incremental_inputs::finalize_inputs): New method.
7452 (Incremental_inputs::finalize): Call finalize_inputs().
7453 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7454 Create inputs entries.
7455 * incremental.h (Incremental_input_type): New enum.
7456 (Incremental_inputs::Incremental_input): Initialize new fields.
7457 (Incremental_inputs::report_inputs): New method.
7458 (Incremental_inputs::report_achive): New method.
7459 (Incremental_inputs::report_object): New method.
7460 (Incremental_inputs::report_script): New method.
7461 (Incremental_inputs::finalize_inputs): New method.
7462 (Incremental_inputs::Input_info): New struct.
7463 (Incremental_inputs::Input_info_map): New typedef.
7464 (Incremental_inputs::lock_): New field.
7465 (Incremental_inputs::Inputs_): New field.
7466 (Incremental_inputs::Inputs_map): New field.
7467 * main.cc (main): Call Incremental_input::report_inputs.
7468 * options.h (Input_argument_list): Typedef moved from
7470 (Input_file_group::Files): Remove, use ::Input_argument_list.
7471 (Input_file_group::Input_argument_list): Remove, use
7472 ::Input_argument_list.
7473 * plugin.cc (Plugin_manager::add_input_file): Add error in
7475 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7477 * script.cc (read_input_script): Call
7478 Incremental_input::report_script.
7479 * script.h (Script_info): New class.
7481 2009-04-27 Ian Lance Taylor <iant@google.com>
7483 * x86_64.cc (do_adjust_output_section): Set entsize to
7486 2009-04-23 Elliott Hughes <enh@google.com>
7488 * output.cc (Output_file::close): After short writes, continue
7489 writing from the correct offset in the buffer being written.
7491 2009-04-23 Chris Demetriou <cgd@google.com>
7493 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7494 * configure: Regenerate.
7495 * config.in: Regenerate.
7496 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7497 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7499 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7501 * incremental.cc (Incremental_inputs_header_data): Renamed from
7502 Incremental_input_header_data.
7503 (Incremental_inputs_header_data::data_size): New field.
7504 (Incremental_inputs_header_data::put_input_file_count): Renamed
7505 from input_file_count.
7506 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7507 from command_line_offset.
7508 (Incremental_inputs_header_data::put_reserved): Renamed from
7510 (Incremental_inputs_entry_data): Renamed from
7511 Incremental_input_entry_data.
7512 (Incremental_inputs_entry_data::data_size): New field.
7513 (Incremental_inputs::report_command_line): New method.
7514 (Incremental_inputs::finalize): New method.
7515 (Incremental_inputs::create_incremental_inputs_data): New method.
7516 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7517 * incremental.h: New file.
7518 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7519 (Layout::finalize): Create incremental inputs section in
7521 (Layout::create_incremental_info_sections): New method.
7522 * layout.h (Layout::incremental_inputs): New method.
7523 (Layout::create_incremental_info_sections): New method.
7524 (Layout::incremental_inputs_): New field.
7525 * main.cc (main): Notify Incremental_input of the command line.
7527 2009-04-01 Ian Lance Taylor <iant@google.com>
7528 Mikolaj Zalewski <mikolajz@google.com>
7530 * gold.h (reserve_unordered_map): Define, three versions, one for
7531 each version of Unordered_map.
7532 * layout.cc (Layout::Layout): Remove options parameter. Add
7533 number_of_input_files parameter. Don't initialize options_.
7534 Initialize number_of_input_files_ and resized_signatures_. Move
7535 sections_are_attached_.
7536 (Layout::layout_group): Reserve space for group_signatures_.
7537 (Layout::find_or_add_kept_section): Change name parameter to be a
7538 reference. Resize signatures_ map when it gets large enough.
7539 (Layout::layout_eh_frame): Use parameters->options() instead of
7541 (Layout::make_output_section): Likewise.
7542 (Layout::attach_allocated_section_to_segment): Likewise.
7543 (Layout::finalize, Layout::create_executable_stack): Likewise.
7544 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7545 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7546 * layout.h (class Layout): Update declarations. Remove options_
7547 field. Add number_of_input_files_ and resized_signatures_
7548 fields. Move sections_are_attached_ field.
7549 * main.cc (main): Pass number of input files to Layout
7550 constructor. Don't pass options.
7552 2009-03-30 Ian Lance Taylor <iant@google.com>
7554 * ffsll.c (ffsll): Correct implementation.
7556 2009-03-27 Ian Lance Taylor <iant@google.com>
7558 * ffsll.c: New file.
7559 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7560 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7561 * ftruncate.c (ftruncate): Declare before definition.
7562 * mremap.c (mremap): Likewise.
7563 * pread.c (pread): Likewise.
7564 * configure, Makefile.in, config.in: Rebuild.
7566 * mremap.c: New file.
7567 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7568 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7569 (mremap): Declare if HAVE_MREMAP is not defined.
7570 * configure, Makefile.in, config.in: Rebuild.
7572 2009-03-27 Cary Coutant <ccoutant@google.com>
7574 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7575 position independent.
7576 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7577 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7579 2009-03-24 Cary Coutant <ccoutant@google.com>
7581 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7583 (needs_dynamic_reloc): Likewise.
7585 2009-03-24 Ian Lance Taylor <iant@google.com>
7587 * yyscript.y (file_cmd): Recognize EXTERN.
7588 (extern_name_list, extern_name_list_body): New nonterminals.
7589 * script.cc (script_add_extern): Define.
7590 * script-c.h (script_add_extern): Declare.
7592 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7594 * object.cc (is_elf_object): Define.
7595 * object.h (is_elf_object): Declare.
7596 * archive.cc (Archive::get_elf_object_for_member): Call
7598 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7600 2009-03-24 Elliott Hughes <enh@google.com>
7602 * output.cc (Output_file::map_anonymous): Define.
7603 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7604 try an anonymous one. Report the size if the mmap fails.
7605 * output.h (class Output_file): Declare map_anonymous.
7607 2009-03-24 Ian Lance Taylor <iant@google.com>
7609 * target-select.cc (instantiate_target): Don't acquire the lock if
7610 the instantiated_target_ field has already been set.
7612 2009-03-23 Ian Lance Taylor <iant@google.com>
7614 * gold-threads.h (class Initialize_lock): Define.
7615 * gold-threads.cc (class Initialize_lock_once): Define.
7616 (initialize_lock_control): New static variable.
7617 (initialize_lock_pointer): New static variable.
7618 (initialize_lock_once): New static function.
7619 (Initialize_lock::Initialize_lock): Define.
7620 (Initialize_lock::initialize): Define.
7621 * target-select.h: Include "gold-threads.h".
7622 (class Target_selector): Add lock_ and initialize_lock_ fields.
7623 Don't define instantiate_target, just declare it.
7624 * target-select.cc (Target_selector::Target_selector): Initialize
7626 (Target_selector::instantiate_target): Define.
7627 * descriptors.h: Include "gold-threads.h".
7628 (class Descriptors): Add initialize_lock_ field.
7629 * descriptors.cc (Descriptors::Descriptors): Initialize new
7631 (Descriptors::open): Use initialize_lock_ field
7632 * errors.h (class Errors): Add initialize_lock_ field.
7633 * errors.cc (Errors::Errors): Initialize new field.
7634 (Errors::initialize_lock): Use initialize_lock_ field.
7635 * powerpc.cc (class Target_selector_powerpc): Remove
7636 instantiated_target_ field. In do_recognize call
7637 instantiate_target rather than do_instantiate_target. In
7638 do_instantiate_target just allocate a new target.
7639 * sparc.cc (class Target_selector_sparc): Likewise.
7641 * freebsd.h: New file.
7642 * i386.cc: Include "freebsd.h".
7643 (Target_i386): Derive from Target_freebsd rather than
7645 (Target_selector_i386): Derive from Target_selector_freebsd rather
7646 than Target_selector.
7647 * x86_64.cc: Include "freebsd.h".
7648 (Target_x86_64): Derive from Target_freebsd rather than
7650 (Target_selector_x86_64): Derive from Target_selector_freebsd
7651 rather than Target_selector.
7652 * target.h (class Target): Add adjust_elf_header and
7653 do_adjust_elf_header.
7654 * output.cc (Output_file_header:: do_sized_write): Call target
7655 adjust_elf_header routine.
7656 * configure.tgt: Set targ_osabi.
7657 * configure.ac: Define GOLD_DEFAULT_OSABI.
7658 * parameters.cc (Parameters::default_target): Pass
7659 GOLD_DEFAULT_OSABI to select_target.
7660 * target-select.h (class Target_selector): Make instantiate_target
7661 protected rather than private.
7662 * Makefile.am (HFILES): Add freebsd.h.
7663 * configure, Makefile.in, config.in: Rebuild.
7665 * merge.cc (do_add_input_section): Correct pend value. Change
7666 message about last entry not being null terminated from error to
7669 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7671 * incremental.cc: New file.
7672 * Makefile.am (CCFILES): Add incremental.cc.
7673 * Makefile.in: Rebuild.
7675 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7677 * layout.cc (Layout::output_section_name): Preserve names
7678 of '.note.' sections.
7680 2009-03-19 Ian Lance Taylor <iant@google.com>
7682 * descriptors.cc (Descriptors::open): Check that the options are
7683 valid before using them.
7685 2009-03-18 Ian Lance Taylor <iant@google.com>
7687 * script-sections.h: Include <list>.
7688 (class Script_sections): Change Sections_elements from std::vector
7689 to std::list. Typedef public Elements_iterator. Add
7690 orphan_section_placement_, data_segment_align_start_, and
7691 saw_data_segment_align_ fields. Remove data_segment_align_index_
7693 * script-sections.cc (class Orphan_section_placement): New class.
7694 (class Sections_element): Add virtual functions is_relro and
7695 orphan_section_init. Remove virtual function place_orphan_here.
7696 (class Output_section_definition): Add is_relro and
7697 orphan_section_init. Remove place_orphan_here.
7698 (class Orphan_output_section): Likewise.
7699 (Script_sections::Script_sections): Update for field changes.
7700 (Script_sections::data_segment_align): Set saw_data_segment_align_
7701 and data_segment_align_start_, not data_segment_align_index.
7702 (Script_sections::data_segment_relro_end): Check
7703 saw_data_segment_align_. Use data_segment_align_start_ rather
7704 than data_segment_align_index_.
7705 (Script_sections::place_orphan): Rewrite to use
7706 Orphan_section_placement.
7708 2009-03-17 Ian Lance Taylor <iant@google.com>
7710 * archive.cc (Archive::add_symbols): Check for a version attached
7711 to the symbol name in the archive map.
7712 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7713 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7714 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7715 (ver_test_11.a): New target.
7716 * testsuite/Makefile.in: Rebuild.
7718 * configure.ac: Check for chsize and posix_fallocate. Replace
7720 * ftruncate.c: New file, from gnulib.
7721 * output.cc (posix_fallocate): Define dummy version if not
7722 HAVE_POSIX_FALLOCATE.
7723 (Output_file::map): Call posix_fallocate rather than lseek and
7725 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7726 * configure, Makefile.in, config.in: Rebuild.
7728 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7730 * layout.h (Layout::create_note): Add section_name parameter.
7731 * layout.cc (Layout::create_note): Likewise.
7732 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7734 2009-03-17 Ian Lance Taylor <iant@google.com>
7736 * descriptors.cc: Include "options.h".
7737 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7738 (Descriptors::open): Always use O_CLOEXEC when opening a new
7739 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7740 then set FD_CLOEXEC.
7742 * sparc.cc (class Target_sparc): Add has_got_section.
7743 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7744 make sure we have a GOT section.
7746 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7747 (Target_sparc::Scan::local): Likewise.
7748 (Target_sparc::Scan::global): Likewise.
7749 (Target_sparc::Relocate::relocate): Likewise.
7750 (Target_sparc::Relocate::relocate_tls): Likewise.
7752 * symtab.cc (Symbol_table::define_default_version): New function,
7753 broken out of add_from_object.
7754 (Symbol_table::add_from_object): Call define_default_version.
7755 (Symbol_table::define_special_symbol): Add resolve_oldsym
7756 parameter. Change all callers. If the version for a symbol comes
7757 from a version script, resolve it with the symbol with the same
7758 name with no version. Also add the symbol without a version if
7760 (do_define_in_output_data): If resolving with oldsym, don't delete
7762 (do_define_in_output_segment): Likewise.
7763 (do_define_as_constant): Likewise.
7764 * symtab.h (class Symbol_table): Update declarations.
7766 2009-03-13 Ian Lance Taylor <iant@google.com>
7768 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7769 (Read_symbols::requeue): New function.
7770 (Read_symbols::do_read_symbols): If make_elf_object fails because
7771 the target type is not configured, and the file was searched for,
7772 issue a warning and retry with the next directory.
7773 (Add_symbols::run): If the file has an incompatible format, and
7774 it was searched for, requeue the Read_symbols task. On error,
7776 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7777 dirindex parameter to constructor. Change all callers. Declare
7778 incompatible_warning and requeue.
7779 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7780 input_argument_ and input_group_ fields. Add them to
7781 constructor. Change all callers.
7782 (class Read_script): Add dirindex_ field. Add it to constructor.
7784 * archive.cc (Archive::setup): Remove input_objects parameter.
7786 (Archive::get_file_and_offset): Likewise.
7787 (Archive::read_all_symbols): Likewise.
7788 (Archive::read_symbols): Likewise.
7789 (Archive::get_elf_object_for_member): Remove input_objects
7790 parameter. Add punconfigured parameter. Change all callers.
7791 (Archive::add_symbols): Change return type to bool. Check return
7792 value of include_member.
7793 (Archive::include_all_members): Likewise.
7794 (Archive::include_member): Change return type to bool. Return
7795 false if first included object has incompatible target. Set
7796 included_member_ field.
7797 (Add_archive_symbols::run): If add_symbols returns false, requeue
7799 * archive.h (class Archive): Add included_member_ field.
7800 Initialize it in constructor. Add input_file and searched_for
7801 methods. Update declarations.
7802 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7803 input_argument_ fields. Add them to constructor. Change all
7805 * script.cc: Include "target-select.h".
7806 (class Parser_closure): Add skip_on_incompatible_target_ and
7807 found_incompatible_target_ fields. Add
7808 skip_on_incompatible_target parameter to constructor. Change all
7809 callers. Add methods skip_on_incompatible_target,
7810 clear_skip_on_incompatible_target, found_incompatible_target, and
7811 set_found_incompatible_target.
7812 (read_input_script): Add dirindex parameter. Change all callers.
7813 If parser finds an incompatible target, requeue Read_symbols
7815 (script_set_symbol): Clear skip_on_incompatible_target in
7817 (script_add_assertion, script_parse_option): Likewise.
7818 (script_start_sections, script_add_phdr): Likewise.
7819 (script_check_output_format): New function.
7820 * script.h (read_input_script): Update declaration.
7821 * script-c.h (script_check_output_format): Declare.
7822 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7823 (ignore_cmd): Remove OUTPUT_FORMAT.
7824 * fileread.cc (Input_file::Input_file): Add explicit this.
7825 (Input_file::will_search_for): New function.
7826 (Input_file::open): Add pindex parameter. Change all callers.
7827 * fileread.h (class Input_file): Add input_file_argument method.
7828 Declare will_search_for. Update declarations.
7829 * object.cc (make_elf_object): Add punconfigured parameter.
7831 * object.h (class Object): Make input_file public. Add
7832 searched_for method.
7833 (make_elf_object): Update declaration.
7834 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7836 * dirsearch.h (class Dirsearch): Update declaration.
7837 * options.h (class General_options): Add --warn-search-mismatch.
7838 * parameters.cc (Parameters::is_compatible_target): New function.
7839 * parameters.h (class Parameters): Declare is_compatible_target.
7840 * workqueue.cc (Workqueue::add_blocker): New function.
7841 * workqueue.h (class Workqueue): Declare add_blocker.
7843 * fileread.cc (Input_file::open): Remove options parameter.
7845 (Input_file::open_binary): Likewise.
7846 * script.cc (read_input_script): Likewise.
7847 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7848 options parameter from constructor. Change all callers.
7849 (class Read_script): Likewise.
7850 * fileread.h (class Input_file): Update declarations.
7851 * script.h (read_input_script): Update declaration.
7853 2009-03-10 Nick Clifton <nickc@redhat.com>
7855 * po/es.po: New Spanish translation.
7857 2009-03-06 Cary Coutant <ccoutant@google.com>
7859 * options.cc (parse_short_option): Keep dash_z from registering itself.
7861 2009-03-03 Ian Lance Taylor <iant@google.com>
7864 * target-reloc.h (relocate_section): Pass output_section to
7866 * i386.cc (Target_i386::should_apply_static_reloc): Add
7867 output_section parameter. Change all callers.
7868 (Target_i386::Relocate::relocate): Add output_section parameter.
7869 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7870 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7871 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7872 * testsuite/two_file_shared.sh: New script.
7873 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7874 (check_DATA): Add two_file_shared.dbg.
7875 (two_file_shared.dbg): New target.
7876 * testsuite/Makefile.in: Rebuild.
7878 2009-03-01 Ian Lance Taylor <iant@google.com>
7880 * configure.ac: Check for byteswap.h.
7881 * configure: Rebuild.
7882 * config.in: Rebuild.
7884 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7886 * layout.cc (Layout::find_or_add_kept_section): New function.
7887 (Layout::add_comdat): Removed.
7888 * layout.h (struct Kept_section): Move out of class Layout.
7889 Remove trailing underscores from field names. Add group_sections
7890 field. Rename group_ field to is_group. Change all uses.
7891 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7892 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7893 comdat_groups_ field.
7894 (Sized_relobj::include_section_group): Use
7895 find_or_add_kept_section and Kept_section::group_sections.
7896 (Sized_relobj::include_linkonce_section): Likewise.
7897 * object.cc (class Sized_relobj): Don't define Comdat_group or
7898 Comdat_group_table. Remove find_comdat_group and
7899 add_comdat_group. Remove comdat_groups_ field.
7900 * plugin.cc (include_comdat_group): Use
7901 Layout::find_or_add_kept_section.
7903 2009-02-28 Ian Lance Taylor <iant@google.com>
7905 * README: --gc-sections and map files are now supported. Document
7906 some build requirements.
7909 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7910 relocatable link set the value of the section symbol to zero.
7911 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7912 relocatable link don't include the section address in the local
7915 2009-02-27 Ian Lance Taylor <iant@google.com>
7918 * options.h (class Search_directory): Add is_system_directory.
7919 (class General_options): Declare is_in_system_directory.
7920 * options.cc (get_relative_sysroot): Make static.
7921 (get_default_sysroot): Make static.
7922 (General_optoins::is_in_system_directory): New function.
7923 * fileread.cc (Input_file::is_in_system_directory): New function.
7924 * fileread.h (class Input_file): Declare is_in_system_directory.
7925 * object.h (class Object): Add is_in_system_directory.
7926 (class Input_objects): Remove system_library_directory_ field.
7927 * object.cc (Input_objects::add_object): Don't set
7928 system_library_directory_.
7929 (input_objects::found_in_system_library_directory): Remove.
7930 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7931 parameter. Change all callers.
7932 (Symbol_table::sized_write_globals): Likewise.
7933 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7934 Call Object::is_in_system_directory.
7935 * symtab.h (class Symbol_table): Update declarations.
7938 * descriptors.h (Open_descriptor): Add is_on_stack field.
7939 * descriptors.cc (Descriptors::open): If the descriptor is on the
7940 top of the stack, remove it. Initialize is_on_stack field.
7941 (Descriptors::release): Only add pod to stack if it is not on the
7943 (Descriptors::close_some_descriptor): Clear stack_next and
7947 * output.cc (Output_section::find_starting_output_address): Rename
7948 from starting_output_address; add PADDR parameter; change return
7950 * output.h (class Output_section): Declare
7951 find_starting_output_address instead of starting_output_address.
7952 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7953 section symbol for which we can't find a merge section.
7956 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7957 hidden or internal, force the symbol to be local.
7958 * resolve.cc (Symbol::override_visibility): Define.
7959 (Symbol::override_base): Use override_visibility.
7960 (Symbol_table::resolve): Likewise.
7961 (Symbol::override_base_with_special): Likewise.
7962 (Symbol_table::override_with_special): If the visibility is hidden
7963 or internal, force the symbol to be local.
7964 * symtab.h (class Symbol): Add set_visibility and
7965 override_visibility.
7966 * testsuite/ver_test_1.sh: New file.
7967 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7968 (check_DATA): Add ver_test_1.syms.
7969 (ver_test_1.syms): New target.
7970 * testsuite/Makefile.in: Rebuild.
7972 2009-02-25 Cary Coutant <ccoutant@google.com>
7974 * layout.cc (Layout::choose_output_section): Don't rename sections
7975 when using a linker script that has a SECTIONS clause.
7976 * Makefile.in: Regenerate.
7978 * testsuite/Makefile.am (script_test_5.sh): New test case.
7979 * testsuite/Makefile.in: Regenerate.
7980 * testsuite/script_test_5.cc: New file.
7981 * testsuite/script_test_5.sh: New file.
7982 * testsuite/script_test_5.t: New file.
7984 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7986 * archive.cc (Archive::include_member): Update calls to add_symbols.
7987 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7988 the Layout argument.
7989 * dynobj.h (do_add_symbols): Add the Layout argument.
7990 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7992 * object.h (Object::add_symbols): Add the Layout argument.
7993 (Object::do_add_symbols): Add the Layout argument.
7994 (Sized_relobj::do_add_symbols): Add the Layout argument.
7995 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7996 Unify the two versions.
7997 (Add_plugin_symbols): Remove.
7998 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7999 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8000 (Add_plugin_symbols): Remove.
8001 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8002 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8003 (Add_symbols::run): Make it work with Pulginobj.
8005 2009-02-06 Ian Lance Taylor <iant@google.com>
8007 * object.cc (Sized_relobj::do_layout): Make info message start
8008 with lower case letter.
8010 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8012 * binary.cc: Fix file comment.
8014 * options.h (enum Incremental_disposition): Define.
8015 (class General_options): Add new options: --incremental,
8016 --incremental_changed, --incremental_unchanged,
8017 --incremental_unknown. Add incremental_disposition_ and
8018 implicit_incremental_ fields.
8019 (General_options::incremental_disposition): New function.
8020 (class Position_dependent_options): Add incremental_disposition
8022 (Position_dependent_options::copy_from_options): Set incremental
8024 * options.cc (General_options::parse_incremental_changed): New
8026 (General_options::parse_incremental_unchanged): New function.
8027 (General_options::parse_incremental_unknown): New function.
8028 (General_options::General_options): Initialize new fields
8029 incremental_disposition_ and implicit_incremental_.
8030 (General_options::finalize): Check for uasge of --incremental-*
8031 without --incremental.
8033 2009-02-06 Chris Demetriou <cgd@google.com>
8035 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8036 pointer and to report location as the file name associated with
8038 (gold_undefined_symbol_at_location): New function to replace the
8039 old gold_undefined_symbol functionality.
8040 * target-reloc.h (relocate_section): Update to use
8041 gold_undefined_symbol_at_location.
8042 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8043 Call gold_undefined_symbol function rather than gold_error.
8044 * errors.h (Errors::undefined_symbol): Take location as a
8045 string, rather than calculating it from a relocation.
8046 * errors.cc (Errors::fatal): Print "fatal error:" before the
8048 (Errors::error, Errors::error_at_location): Print "error: "
8049 before the formatted message.
8050 (Errors::undefined_symbol): Take location as a string, rather
8051 than calculating it from a relocation.
8052 (gold_undefined_symbol_at_location): New function akin to
8053 old gold_undefined_symbol, calculates location from relocation.
8054 (gold_undefined_symbol): Change to take only a Symbol pointer
8055 and to report location as the file name associated with the symbol.
8056 * testsuite/debug_msg.sh: Update for changed error messages.
8057 * testsuite/undef_symbol.sh: Likewise.
8059 2009-02-04 Duncan Sands <baldrick@free.fr>
8062 * reduced_debug_output.h
8063 (Output_reduced_debug_abbrev_section::failed): Use format for
8065 (Output_reduced_debug_info_section::faild): Likewise.
8067 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8069 * script.cc (Lazy_demangler): New class.
8070 (Version_script_info::get_symbol_version_helper): Demangle a
8073 2009-01-29 Cary Coutant <ccoutant@google.com>
8075 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8077 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8079 2009-01-28 Ian Lance Taylor <iant@google.com>
8081 * version.cc (version_string): Bump to 1.9.
8083 * gold.h: Include <cstring> and <stdint.h>.
8084 * version.cc: Include <cstdio>.
8085 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8087 * reduced_debug_output.cc (insert_into_vector): Rename from
8088 Insert_into_vector; change all callers. Use Swap_unaligned to
8089 avoid aliasing issue; remove union since it is unnecessary.
8091 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8093 * Makefile.am (CCFILES): Add gc.cc.
8095 * Makefile.in: Regenerate.
8096 * gold.cc (Gc_runner): New class.
8097 (queue_initial_tasks): Call garbage collection related tasks
8098 when corresponding options are invoked.
8099 (queue_middle_gc_tasks): New function.
8100 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8101 processed early before laying out sections during garbage collection.
8102 * gold.h (queue_middle_gc_tasks): New function.
8103 (is_prefix_of): Move from "layout.cc".
8104 * i386.cc (Target_i386::gc_process_relocs): New function.
8105 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8106 * main.cc (main): Create object of class "Garbage_collection".
8107 * object.cc (Relobj::copy_symbols_data): New function.
8108 (Relobj::is_section_name_included): New function.
8109 (Sized_relobj::do_layout): Allow this function to be called twice
8110 during garbage collection and defer layout of section during the
8112 * object.h (Relobj::get_symbols_data): New function.
8113 (Relobj::is_section_name_included): New function.
8114 (Relobj::copy_symbols_data): New function.
8115 (Relobj::set_symbols_data): New function.
8116 (Relobj::get_relocs_data): New function.
8117 (Relobj::set_relocs_data): New function.
8118 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8119 (Relobj::gc_process_relocs): New function.
8120 (Relobj::do_gc_process_relocs): New pure virtual function.
8121 (Relobj::sd_): New data member.
8122 (Sized_relobj::is_output_section_offset_invalid): New function.
8123 (Sized_relobj::do_gc_process_relocs): New function.
8124 * options.h (General_options::gc_sections): Modify to not be a no-op.
8125 (General_options::print_gc_sections): New option.
8126 * plugin.cc (Plugin_finish::run): Remove function call to
8127 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8128 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8129 * reloc.cc (Read_relocs::run): Add task to process relocs and
8130 determine unreferenced sections when doing garbage collection.
8131 (Gc_process_relocs): New class.
8132 (Sized_relobj::do_gc_process_relocs): New function.
8133 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8134 sections that are garbage collected.
8135 * reloc.h (Gc_process_relocs): New class.
8136 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8137 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8138 symbols whose corresponding sections are garbage collected.
8139 (Symbol_table::Symbol_table): Add new parameter for the garbage
8141 (Symbol_table::gc_mark_undef_symbols): New function.
8142 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8143 (Symbol_table::gc_mark_dyn_syms): New function.
8144 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8146 (Symbol_table::add_from_object): Likewise.
8147 (Symbol_table::add_from_relobj): When building shared objects, do not
8148 treat externally visible symbols as garbage.
8149 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8150 table information for static and relocatable links.
8151 * symtab.h (Symbol_table::set_gc): New function.
8152 (Symbol_table::gc): New function.
8153 (Symbol_table::gc_mark_undef_symbols): New function.
8154 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8155 (Symbol_table::gc_mark_dyn_syms): New function.
8156 (Symbol_table::gc_): New data member.
8157 * target.h (Sized_target::gc_process_relocs): New pure virtual
8159 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8160 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8162 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8164 * options.h (General_options::gc_sections): Define as a no-op for now.
8165 (General_options::no_keep_memory): Ditto.
8166 (General_options::Bshareable): Define.
8167 * options.cc (General_options::finalize): Honor -Bshareable.
8169 2009-01-20 Andreas Schwab <schwab@suse.de>
8171 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8172 read the value in the contents, since we don't use it. Use the
8173 template endianness when writing.
8174 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8176 2009-01-19 Andreas Schwab <schwab@suse.de>
8178 * configure.tgt (powerpc64-*): Fix targ_obj.
8180 2009-01-15 Ian Lance Taylor <iant@google.com>
8182 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8183 local symbols when stripping all symbols.
8185 2009-01-14 Cary Coutant <ccoutant@google.com>
8187 * output.cc (Output_reloc): Add explicit instantiations.
8189 2009-01-14 Cary Coutant <ccoutant@google.com>
8191 * archive.cc (Archive::get_elf_object_for_member): Remove call
8192 to File_read::claim_for_plugin.
8193 * descriptors.cc (Descriptors::open): Remove reference to
8195 (Descriptors::claim_for_plugin): Remove.
8196 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8197 (Descriptors::is_claimed): Remove.
8198 (claim_descriptor_for_plugin): Remove.
8199 * fileread.cc (File_read::claim_for_plugin): Remove.
8200 * fileread.h (File_read::claim_for_plugin): Remove.
8201 (File_read::descriptor): Reopen descriptor if necessary.
8202 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8203 (Plugin_manager::all_symbols_read): Add task parameter. Change
8205 (Plugin_manager::get_input_file): New function.
8206 (Plugin_manager::release_input_file): New function.
8207 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8208 corresponding data member.
8209 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8210 and pass to base constructor. Change all callers.
8211 (get_input_file, release_input_file): New functions.
8212 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8213 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8214 (Plugin_manager::all_symbols_read): Add task parameter.
8215 (Plugin_manager::get_input_file): New function.
8216 (Plugin_manager::release_input_file): New function.
8217 (Plugin_manager::task_): New data member.
8218 (Pluginobj::Pluginobj): Add filesize parameter.
8219 (Pluginobj::filename): New function.
8220 (Pluginobj::descriptor): New function.
8221 (Pluginobj::filesize): New function.
8222 (Pluginobj::filesize_): New data member.
8223 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8224 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8225 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8227 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8228 with archive libraries.
8229 * testsuite/Makefile.in: Regenerate.
8230 * testsuite/plugin_test.c (struct sym_info): New type.
8231 (get_input_file, release_input_file): New static variables.
8232 (onload): Capture new transfer vector entries.
8233 (claim_file_hook): Stop reading at end of file according to filesize.
8234 Factor out parsing of readelf output into separate function.
8235 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8236 APIs and get the source file name from the symbol table. Convert
8237 source file name to corresponding object file name. Print info
8238 message when adding new input files.
8239 (parse_readelf_line): New function.
8240 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8241 * testsuite/plugin_test_2.sh: Likewise.
8242 * testsuite/plugin_test_3.sh: Likewise.
8243 * testsuite/plugin_test_4.sh: New test case.
8245 2009-01-07 Ian Lance Taylor <iant@google.com>
8247 * version.cc (version_string): Bump to 1.8.
8249 2008-12-23 Cary Coutant <ccoutant@google.com>
8251 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8252 * plugin.cc (Plugin_manager::finish): Rename as
8253 layout_deferred_objects. Move cleanup to separate function.
8254 (Plugin_manager::cleanup): New function.
8255 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8257 * plugin.h (Plugin_manager::finish): Rename as
8258 layout_deferred_objects.
8259 (Plugin_manager::cleanup): New function.
8260 (Plugin_manager::cleanup_done): New field.
8262 2008-12-23 Cary Coutant <ccoutant@google.com>
8264 * plugin.cc (is_visible_from_outside): New function.
8265 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8266 so we don't return "IR only" status for exported symbols or -r links.
8268 * testsuite/Makefile.am (plugin_test_3): New test case.
8269 * testsuite/Makefile.in: Regenerate.
8270 * testsuite/plugin_test_3.sh: New file.
8272 2008-12-22 Cary Coutant <ccoutant@google.com>
8274 * object.cc (Sized_relobj::layout_section): New function.
8275 (Sized_relobj::do_layout): Defer layout of input sections until after
8276 plugin has provided replacement files.
8277 (Sized_relobj::do_layout_deferred_sections): New function.
8278 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8279 (Relobj::layout_deferred_sections): New function.
8280 (Relobj::do_layout_deferred_sections): New function.
8281 (Sized_relobj::do_layout_deferred_sections): New function.
8282 (Sized_relobj::layout_section): New function.
8283 (Sized_relobj::Deferred_layout): New structure.
8284 (Sized_relobj::deferred_layout_): New field.
8285 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8286 Change all callers. Layout deferred sections.
8287 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8289 (Plugin_hook::run): Move code from do_plugin_hook inline.
8290 (Plugin_hook::do_plugin_hook): Remove.
8291 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8292 (Plugin_manager::finish): Renamed, was cleanup.
8293 (Plugin_manager::should_defer_layout): New function.
8294 (Plugin_manager::add_deferred_layout_object): New function.
8295 (Plugin_manager::Deferred_layout_list): New type.
8296 (Plugin_manager::deferred_layout_objects_): New field.
8297 (Plugin_hook::do_plugin_hook): Remove.
8299 2008-12-17 Ian Lance Taylor <iant@google.com>
8301 * options.h (class General_options): Add --no case for
8304 2008-12-16 Cary Coutant <ccoutant@google.com>
8306 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8308 (Plugin_manager::claim_file): Create plugin object even if
8309 plugin did not call the add_symbols callback.
8310 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8311 asking for more symbols than were added.
8312 * testsuite/Makefile.am (plugin_test_1): Add test case with
8314 (empty.syms): New target.
8315 * testsuite/Makefile.in: Regenerate.
8316 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8317 message. Don't call add_symbols if no globals.
8318 (all_symbols_read_hook): Don't provide replacement for empty
8321 2008-12-12 Ian Lance Taylor <iant@google.com>
8323 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8324 r_type == 0 for a local symbol with r_sym == 0.
8325 (scan_relocatable_relocs): Pass r_sym to
8326 local_non_section_strategy.
8327 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8330 * configure.ac: Update test for TLS descriptors: they are
8331 supported as of glibc 2.9.
8332 * configure: Rebuild.
8334 2008-12-11 Ian Lance Taylor <iant@google.com>
8337 * target-reloc.h (Default_scan_relocatable_relocs): For each
8338 function, map r_type == 0 to RELOC_DISCARD.
8340 2008-12-10 Cary Coutant <ccoutant@google.com>
8342 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8343 object to override a kept COMDAT group from a plugin object.
8345 2008-12-09 Ian Lance Taylor <iant@google.com>
8348 * yyscript.y (file_cmd): Handle INPUT.
8350 * testsuite/initpri1.c: Change all declarations to be full
8351 prototypes by adding void, to avoid compiler warnings.
8353 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8355 * options.cc (General_options::parse_plugin_opt): New.
8356 (General_options::add_plugin): The argument now is just the filename.
8357 (General_options::add_plugin_option): New.
8358 * options.h (plugin_opt): New.
8359 (add_plugin): Change argument name.
8360 (add_plugin_option): New.
8361 * plugin.cc (Plugin::load): Don't parse the plugin option.
8362 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8363 (Plugin::add_option): New.
8364 (Plugin::args_): Change type.
8365 (Plugin::filename_): New.
8366 (Plugin_manager::add_plugin_option): New.
8367 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8368 * testsuite/Makefile.in: Regenerate.
8370 2008-12-05 Cary Coutant <ccoutant@google.com>
8372 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8373 Handle --strip-lto-sections option.
8374 * options.h (strip_lto_sections): New option.
8376 2008-12-01 Cary Coutant <ccoutant@google.com>
8378 * plugin.cc (ld_plugin_message): Change format parameter to const.
8379 Fix mismatch between new[] and delete.
8381 2008-11-14 Cary Coutant <ccoutant@google.com>
8383 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8386 2008-11-05 Craig Silverstein <csilvers@google.com>
8388 * options.cc (General_options::parse_dynamic_list): New function.
8389 * options.h (General_options): New flags dynamic_list,
8390 dynamic_list_data, dynamic_list_cpp_new, and
8391 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8392 (General_options::in_dynamic_list): New function.
8393 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8394 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8395 (Lex::can_continue_name): Likewise.
8397 (read_script_file): New parameter script_options.
8398 (read_dynamic_list): New function.
8399 (Script_options::define_dynamic_list): New function.
8400 (dynamic_list_keyword_parsecodes): New variable.
8401 (dynamic_list_keywords): New variable.
8402 * script.h (Script_options::define_dynamic_list): New function
8404 (read_dynamic_list): New function prototype.
8405 * symtab.cc (strprefix): New macro.
8406 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8407 dynamic_list_data, dynamic_list_cpp_new, and
8408 dynamic_list_cpp_typeinfo.
8409 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8410 (dynamic_list_expr): New rule.
8411 (dynamic_list_nodes): Likewise.
8412 (dynamic_list_node): Likewise.
8413 * testsuite/Makefile.am (dynamic_list): New test.
8414 * testsuite/Makefile.in: Regenerated.
8415 * testsuite/dynamic_list.t: New file.
8416 * testsuite/dynamic_list.sh: New file.
8418 2008-11-05 Craig Silverstein <csilvers@google.com>
8420 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8421 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8422 (t11_last): Likewise.
8423 * testsuite/ver_test_6.c (main): Likewise.
8425 2008-10-07 Cary Coutant <ccoutant@google.com>
8427 * options.c (General_options::finalize): Add check for -static and
8429 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8432 2008-10-02 Cary Coutant <ccoutant@google.com>
8434 * plugin.cc (make_sized_plugin_object): Fix conditional
8435 compilation to work when not all targets are enabled.
8437 2008-09-29 Cary Coutant <ccoutant@google.com>
8439 * archive.cc (Archive::get_file_and_offset): Use filename instead
8440 of name to get library path.
8441 (Archive::include_member): Unlock external member of a thin archive.
8443 * testsuite/Makefile.am (TEST_AR): New variable.
8444 (thin_archive_test_1): New test.
8445 (thin_archive_test_2): New test.
8446 * testsuite/Makefile.in: Regenerate.
8447 * testsuite/thin_archive_main.cc: New file.
8448 * testsuite/thin_archive_test_1.cc: New file.
8449 * testsuite/thin_archive_test_2.cc: New file.
8450 * testsuite/thin_archive_test_3.cc: New file.
8451 * testsuite/thin_archive_test_4.cc: New file.
8453 2008-09-29 Cary Coutant <ccoutant@google.com>
8455 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8456 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8458 (Sized_relobj::do_finalize_local_symbols): Likewise.
8459 (Sized_relobj::map_to_kept_section): Likewise.
8460 * object.h (Sized_relobj::invalid_address): New constant.
8461 (Sized_relobj::do_output_section_offset): Check for invalid_address
8463 * output.cc (Output_reloc::local_section_offset): Use constant
8464 invalid_address instead of -1U.
8465 (Output_reloc::get_address): Likewise.
8466 (Output_section::output_address): Change -1U to -1ULL.
8467 * output.h (Output_reloc::invalid_address): New constant.
8468 * reloc.cc (Sized_relobj::write_sections): Use constant
8469 invalid_address instead of -1U.
8470 (Sized_relobj::relocate_sections): Likewise.
8471 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8472 values for merge sections.
8473 * target-reloc.h (relocate_for_relocatable): Use constant
8474 invalid_address instead of -1U.
8476 2008-09-19 Cary Coutant <ccoutant@google.com>
8478 Add plugin functionality for link-time optimization (LTO).
8479 * configure.ac (plugins): Add --enable-plugins option.
8480 * configure: Regenerate.
8481 * config.in: Regenerate.
8482 * Makefile.am (LIBDL): New variable.
8483 (CCFILES): Add plugin.cc.
8484 (HFILES): Add plugin.h.
8485 (ldadd_var): Add LIBDL.
8486 * Makefile.in: Regenerate.
8488 * archive.cc: Include "plugin.h".
8489 (Archive::setup): Don't preread archive symbols when using a plugin.
8490 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8491 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8493 (Archive::include_member): Add symbols from plugin objects.
8494 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8495 * descriptors.cc (Descriptors::open): Check for file descriptors
8496 abandoned by plugins.
8497 (Descriptors::claim_for_plugin): New function.
8498 * descriptors.h (Descriptors::claim_for_plugin): New function.
8499 (Open_descriptor::is_claimed): New field.
8500 (claim_descriptor_for_plugin): New function.
8501 * fileread.cc (File_read::claim_for_plugin): New function.
8502 * fileread.h (File_read::claim_for_plugin): New function.
8503 (File_read::descriptor): New function.
8504 * gold.cc: Include "plugin.h".
8505 (queue_initial_tasks): Add task to call plugin hooks for generating
8507 * main.cc: Include "plugin.h".
8508 (main): Load plugin libraries.
8509 * object.h (Pluginobj): Declare.
8510 (Object::pluginobj): New function.
8511 (Object::do_pluginobj): New function.
8512 (Object::set_target): New function.
8513 * options.cc: Include "plugin.h".
8514 (General_options::parse_plugin): New function.
8515 (General_options::General_options): Initialize plugins_ field.
8516 (General_options::add_plugin): New function.
8517 * options.h (Plugin_manager): Declare.
8518 (General_options): Add --plugin option.
8519 (General_options::has_plugins): New function.
8520 (General_options::plugins): New function.
8521 (General_options::add_plugin): New function.
8522 (General_options::plugins_): New field.
8523 * plugin.cc: New file.
8524 * plugin.h: New file.
8525 * readsyms.cc: Include "plugin.h".
8526 (Read_symbols::do_read_symbols): Check for archive before checking
8527 for ELF file. Call plugin hooks to claim files.
8528 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8529 from a real object file; force override when processing replacement
8531 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8532 (Symbol::init_base_object): Likewise.
8533 (Symbol::init_base_output_data): Likewise.
8534 (Symbol::init_base_output_segment): Likewise.
8535 (Symbol::init_base_constant): Likewise.
8536 (Symbol::init_base_undefined): Likewise.
8537 (Symbol::output_section): Assert that object is not a plugin.
8538 (Symbol_table::add_from_pluginobj): New function.
8539 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8541 (Symbol_table::sized_write_globals): Likewise.
8542 (Symbol_table::add_from_pluginobj): Instantiate template.
8543 * symtab.h (Sized_pluginobj): Declare.
8544 (Symbol::in_real_elf): New function.
8545 (Symbol::set_in_real_elf): New function.
8546 (Symbol::in_real_elf_): New field.
8547 (Symbol_table::add_from_pluginobj): New function.
8549 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8550 (LIBDL): New variable.
8552 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8553 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8554 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8555 (MOSTLYCLEANFILES): Likewise.
8556 * testsuite/Makefile.in: Regenerate.
8557 * testsuite/plugin_test.c: New file.
8558 * testsuite/plugin_test_1.sh: New file.
8559 * testsuite/plugin_test_2.sh: New file.
8561 2008-09-16 Ian Lance Taylor <iant@google.com>
8563 * target-reloc.h (relocate_section): Check whether a symbol is
8564 defined by the ABI before reporting an undefined symbol error.
8565 * target.h (Target::is_defined_by_abi): Make parameter const.
8566 (Target::do_is_defined_by_abi): Likewise.
8567 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8568 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8569 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8570 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8571 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8572 * testsuite/Makefile.in: Rebuild.
8574 * fileread.cc (make_view): Add casts to avoid warning.
8576 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8578 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8579 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8581 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8583 * options.h (General_options::output_is_executable): New.
8584 (General_options::output_is_pie): New.
8585 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8586 for shared libraries.
8587 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8589 2008-09-11 Chris Demetriou <cgd@google.com>
8591 * options.h (origin): New -z option.
8592 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8593 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8596 2008-09-05 Cary Coutant <ccoutant@google.com>
8598 * fileread.cc (File_read::make_view): Add check for attempt to map
8601 2008-09-05 Cary Coutant <ccoutant@google.com>
8603 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8604 explicit instantiations.
8606 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8609 * options.cc (General_options::finalize): Allow undefined symbols
8610 in shlibs if linking -shared.
8613 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8614 symbols as not needing a dynsym entry.
8616 2008-08-20 Craig Silverstein <csilvers@google.com>
8618 * fileread.cc (File_read::open): Do not lock the file unless it
8619 was successfully opened.
8621 2008-08-14 Cary Coutant <ccoutant@google.com>
8623 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8624 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8625 * testsuite/tls_test.cc (struct int128): 128-bit struct
8626 for testing TLS relocs with non-zero addend.
8627 (v12): New TLS variable.
8629 (t_last): Add check for v12.
8630 * testsuite/tls_test.h (t12): New function.
8631 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8633 2008-08-13 Ian Lance Taylor <iant@google.com>
8635 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8636 set tls_segment_ or relro_segment_.
8637 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8639 * output.h (Output_section::clear_is_relro): New function.
8640 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8641 sections specially even when output_data_ is empty.
8642 (Output_segment::maximum_alignment): When first section is relro,
8643 only force alignment for PT_LOAD segments.
8644 * script.cc (script_data_segment_align): New function.
8645 (script_data_segment_relro_end): New function.
8646 * script-c.h (script_data_segment_align): Declare.
8647 (script_data_segment_relro_end): Declare.
8648 * script-sections.h (class Script_sections): Declare
8649 data_segment_align and data_segment_relro_end. Add fields
8650 segment_align_index_ and saw_relro_end_.
8651 * script-sections.cc (class Sections_element): Add set_is_relro
8652 virtual function. Add new bool* parameter to place_orphan_here.
8653 Add get_output_section virtual function.
8654 (class Output_section_definition): Add set_is_relro. Add new
8655 bool* parameter to place_orphan_here. Add get_output_section.
8656 Add is_relro_ field.
8657 (Output_section_definition::Output_section_definition): Initialize
8658 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8659 and is_relro_ fields.
8660 (Output_section_definition::place_orphan_here): Add is_relro
8662 (Output_section_definition::set_section_addresses): Set relro for
8664 (Output_section_definition::alternate_constraint): Likewise.
8665 (class Orphan_output_section): Add new bool* parameter to
8666 place_orphan_here. Add get_output_section.
8667 (Orphan_output_section::place_orphan_here): Add is_relro
8669 (Script_sections::Script_sections): Initialize
8670 data_segment_align_index_ and saw_relro_end_.
8671 (Script_sections::data_segment_align): New function.
8672 (Script_sections::data_segment_relro_end): New function.
8673 (Script_sections::place_orphan): Set or clear is_relro.
8674 (Script_sections::set_section_addresses): Force alignment of first
8676 * yyscript.y (exp): Call script_data_segment_align and
8677 script_data_segment_relro_end.
8678 * testsuite/relro_script_test.t: New file.
8679 * testsuite/relro_test.cc (using_script): Declare.
8680 (t1, t2): Test using_script.
8681 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8682 (relro_script_test_SOURCES): Define.
8683 (relro_script_test_DEPENDENCIES): Define.
8684 (relro_script_test_LDFLAGS): Define.
8685 (relro_script_test_LDADD): Define.
8686 (relro_script_test.so): New target.
8687 * testsuite/Makefile.in: Rebuild.
8689 2008-08-06 Cary Coutant <ccoutant@google.com>
8691 * archive.cc (Archive::total_archives, Archive::total_members)
8692 (Archive::total_members_loaded): New variables.
8693 (Archive::setup): Add parameter. Add option to preread
8695 (Archive::read_armap): Add counter.
8696 (Archive::get_file_and_offset): New function.
8697 (Archive::get_elf_object_for_member): New function.
8698 (Archive::read_all_symbols): New function.
8699 (Archive::read_symbols): New function.
8700 (Archive::add_symbols): Add counters.
8701 (Archive::include_all_members): Use armap to find members if it's
8703 (Archive::include_member): Skip reading symbols if already read.
8704 Factored code into Archive::get_file_and_offset and
8705 Archive::get_elf_object_for_member. Changed call to
8706 Mapfile::report_include_archive_member.
8707 (Archive::print_stats): New function.
8708 * archive.h: Declare Object and Read_symbols_data classes.
8709 (Archive::Archive): Add initializers for new members.
8710 (Archive::setup): Add parameter.
8711 (Archive::print_stats): New function.
8712 (Archive::total_archives, Archive::total_members)
8713 (Archive::total_members_loaded): New variables.
8714 (Archive::get_file_and_offset): New function.
8715 (Archive::get_elf_object_for_member): New function.
8716 (Archive::read_all_symbols): New function.
8717 (Archive::read_symbols): New function.
8718 (Archive::Archive_member): New class.
8719 (Archive::members_): New member.
8720 (Archive::num_members_): New member.
8721 * main.cc: Include archive.h.
8722 (main): Call Archive::print_stats.
8723 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8724 archive parameter; member_name is now the fully-decorated name.
8725 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8726 * options.h: (General_options): Add --preread-archive-symbols option.
8727 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8730 2008-08-04 Ian Lance Taylor <iant@google.com>
8732 * symtab.h (Symbol::use_plt_offset): New function.
8733 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8734 * powerpc.cc (Relocate::relocate): Likewise.
8735 * sparc.cc (Relocate::relocate): Likewise.
8736 * x86_64.cc (Relocate::relocate): Likewise.
8737 * testsuite/weak_plt.sh: New test.
8738 * testsuite/weak_plt_main.cc: New test.
8739 * testsuite/weak_plt_shared.cc: New test.
8740 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8741 (check_PROGRAMS): Add weak_plt.
8742 (check_DATA): Add weak_plt_shared.so.
8743 (weak_plt_main_pic.o, weak_plt): New targets.
8744 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8745 * testsuite/Makefile.in: Rebuild.
8747 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8749 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8750 * testsuite/Makefile.in: Rebuild.
8752 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8754 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8755 * Makefile.in: Regenerate.
8756 * po/POTFILES.in: Regenerate.
8758 2008-07-29 Ian Lance Taylor <iant@google.com>
8760 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8761 symbols before other symbols.
8762 * testsuite/script_test_2.cc (test_addr): Declare.
8763 (test_addr_alias): Declare.
8764 (main): Check that test_addr and test_addr_alias have the right
8766 * testsuite/script_test_2.t: Define test_addr_alias and
8769 2008-07-24 Ian Lance Taylor <iant@google.com>
8772 * descriptors.cc: New file.
8773 * descriptors.h: New file.
8774 * gold-threads.h (class Hold_optional_lock): New class.
8775 * fileread.cc: Include "descriptors.h".
8776 (File_read::~File_read): Release descriptor rather than closing
8778 (File_read::open) [file]: Call open_descriptor rather than open.
8779 Set is_descriptor_opened_.
8780 (File_read::open) [memory]: Assert that descriptor is not open.
8781 (File_read::reopen_descriptor): New function.
8782 (File_read::release): Release descriptor.
8783 (File_read::do_read): Make non-const. Reopen descriptor.
8784 (File_read::read): Make non-const.
8785 (File_read::make_view): Reopen descriptor.
8786 (File_read::do_readv): Likewise.
8787 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8788 Update declarations.
8789 * layout.cc: Include "descriptors.h".
8790 (Layout::create_build_id): Use open_descriptor rather than open.
8791 * output.cc: Include "descriptors.h".
8792 (Output_file::open): Use open_descriptor rather than open.
8793 * archive.cc (Archive::const_iterator): Change Archive to be
8795 (Archive::begin, Archive::end): Make non-const.
8796 (Archive::count_members): Likewise.
8797 * archive.h (class Archive): Update declarations.
8798 * object.h (Object::read): Make non-const.
8799 * Makefile.am (CCFILES): Add descriptors.cc.
8800 (HFILES): Add descriptors.h.
8801 * Makefile.in: Rebuild.
8804 * gold.h: Always include <clocale>. Add Solaris workarounds
8805 following code in binutils/sysdep.h.
8808 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8809 this->eh_frame_hdr_ is NULL before using it.
8811 * dynobj.cc (Versions::Versions): Update comment.
8813 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8814 the base version name.
8816 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8817 array size plus one.
8818 (Stringpool_template::set_string_offsets): Subtract one from key
8819 before using it as an array index.
8820 (Stringpool_template::get_offset_with_length): Likewise.
8821 (Stringpool_template::write_to_buffer): Likewise.
8822 * stringpool.h (Stringpool_template::get_offset_from_key):
8825 2008-07-23 Ian Lance Taylor <iant@google.com>
8828 * object.h (Merged_symbol_value::value): Do our best to handle a
8832 * script.cc (Version_script_info::get_versions): Don't add empty
8833 version tag to return value.
8834 (Version_script_info::get_symbol_version_helper): Change return
8835 type to bool. Add pversion parameter. Change all callers.
8836 (script_register_vers_node): Don't require a non-NULL tag.
8837 * script.h (class Version_script_info): Update declarations.
8838 (Version_script_info::get_symbol_version): Change return type to
8839 bool. Add version parameter. Change all callers.
8840 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8841 handling. Handle an empty version from a version script.
8842 (Symbol_table::define_special_symbol): Likewise.
8843 * testsuite/ver_test_10.script: New file.
8844 * testsuite/ver_test_10.sh: New file.
8845 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8846 (check_DATA): Add ver_test_10.syms.
8847 (ver_test_10.syms, ver_test_10.so): New target.
8848 * testsuite/Makefile.in: Rebuild.
8850 2008-07-23 Simon Baldwin <simonb@google.com>
8852 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8853 to zero for undefined symbols from dynamic libraries.
8855 2008-07-23 Ian Lance Taylor <iant@google.com>
8857 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8859 * symtab.h (class Symbol_table): Update declaration.
8860 * testsuite/ver_test_9.cc: New file.
8861 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8862 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8863 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8864 (ver_test_9.so, ver_test_9.o): New targets.
8865 * testsuite/Makefile.in: Rebuild.
8867 2008-07-22 Ian Lance Taylor <iant@google.com>
8869 * options.h (class General_options): Define --check-sections.
8870 * layout.cc (Layout::set_segment_offsets): Handle
8873 * options.h (class General_options): Define -n/--nmagic and
8875 * options.cc (General_options::finalize): For -n/--nmagic or
8876 -N/--omagic, set -static.
8877 * layout.cc (Layout::attach_allocated_section_to_segment): If
8878 -N/--omagic, don't put read-only and read-write sections in
8880 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8881 finding a read-only segment.
8882 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8883 don't set the minimum segment alignment to the common page size,
8884 and don't set the file offset to the address modulo the page size.
8885 * script-sections.cc (Script_sections::create_segments): If
8886 -n/--omagic, don't put read-only and read-write sections in
8889 * cref.cc: New file.
8891 * options.h (class General_options): Add --print-symbol-counts.
8892 * main.cc (main): Issue defined symbol report if requested.
8893 * archive.cc (Archive::interpret_header): Make into a const member
8895 (Archive::add_symbols): Call Input_objects::archive_start and
8897 (Archive::const_iterator): Define new class.
8898 (Archive::begin, Archive::end): New functions.
8899 (Archive::include_all_members): Rewrite to use iterator.
8900 (Archive::count_members): New function.
8901 * archive.h (class Archive): Update declarations.
8902 (Archive::filename): New function.
8903 * object.cc: Include "cref.h".
8904 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8905 (Sized_relobj::do_get_global_symbol_counts): New function.
8906 (Input_objects::add_object): Add object to cross-referencer.
8907 (Input_objects::archive_start): New function.
8908 (Input_objects::archive_stop): New function.
8909 (Input_objects::print_symbol_counts): New function.
8910 * object.h: Declare Cref and Archive.
8911 (Object::get_global_symbol_counts): New function.
8912 (Object::do_get_global_symbol_counts): New pure virtual function.
8913 (class Sized_relobj): Add defined_count_ field. Update
8915 (class Input_objects): Add cref_ field. Update constructor.
8916 Update declarations.
8917 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8919 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8921 (Sized_dynobj::do_get_global_symbol_counts): New function.
8922 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8923 defined_count_. Update declarations. Define Symbols typedef.
8924 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8925 parameter. Change all callers.
8926 (Symbol_table::add_from_dynobj): Add sympointers and defined
8927 parameters. Change all callers.
8928 * symtab.h (class Symbol_table): Update declarations.
8929 * Makefile.am (CCFILES): Add cref.cc.
8930 (HFILES): Add cref.h.
8931 * Makefile.in: Rebuild.
8933 2008-07-22 Simon Baldwin <simonb@google.com>
8935 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8936 to zero when writing undefined symbols.
8938 2008-07-22 Ian Lance Taylor <iant@google.com>
8940 * output.cc (Output_section::add_input_section): Don't try to
8941 merge empty merge sections.
8943 2008-07-21 Craig Silverstein <csilvers@google.com>
8945 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8946 Include symbol version in error message.
8948 2008-07-20 Chris Demetriou <cgd@google.com>
8950 * configure.ac (gold_cv_c_random_seed): New configured variable.
8951 (RANDOM_SEED_CFLAGS): New substituted variable.
8952 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8953 * configure: Rebuild.
8954 * Makefile.in: Likewise.
8955 * testsuite/Makefile.in: Likewise.
8957 2008-07-18 Ian Lance Taylor <iant@google.com>
8959 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8960 where we see NAME/NULL and NAME/VERSION as separate symbols.
8961 * testsuite/ver_test_main.cc (main): Call t4.
8962 (t4, t4_2a): Define.
8963 * testsuite/ver_test_2.cc (t4_2): Define.
8964 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8965 * testsuite/ver_test_4.cc (t4_2a): Define.
8966 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8967 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8969 2008-07-17 Ian Lance Taylor <iant@google.com>
8971 * dynobj.cc (Versions::add_def): If we give an error about a
8972 missing version, go ahead and create the version anyhow.
8974 2008-07-10 Ian Lance Taylor <iant@google.com>
8976 Handle output sections with more than 0x7fffffff bytes.
8977 * object.h (class Relobj): Change map_to_output_ to
8978 output_sections_, and just keep a section pointer. Change all
8979 uses. Move comdat group support to Sized_relobj.
8980 (Relobj::is_section_specially_mapped): Remove.
8981 (Relobj::output_section): Remove poff parameter. Change all
8983 (Relobj::output_section_offset): New function.
8984 (Relobj::set_section_offset): Rewrite.
8985 (Relobj::map_to_output): Remove.
8986 (Relobj::output_sections): New function.
8987 (Relobj::do_output_section_offset): New pure virtual function.
8988 (Relobj::do_set_section_offset): Likewise.
8989 (class Sized_relobj): Add section_offsets_ field. Add comdat
8990 group support from Relobj. Update declarations.
8991 (Sized_relobj::get_output_section_offset): New function.
8992 (Sized_relobj::do_output_section_offset): New function.
8993 (Sized_relobj::do_set_section_offset): New function.
8994 * object.cc (Relobj::output_section_address): Remove.
8995 (Sized_relobj::Sized_relobj): Initialize new fields.
8996 (Sized_relobj::include_section_group): Cast find_kept_object to
8998 (Sized_relobj::include_linkonce_section): Likewise.
8999 (Sized_relobj::do_layout): Use separate arrays for output section
9001 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9003 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9004 output_sections and section_offsets.
9005 (Sized_relobj::write_local_symbols): Likewise.
9006 (map_to_kept_section): Compute output address directly.
9007 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9008 output_sections and section_offsets.
9009 (Sized_relobj::write_sections): Likewise.
9010 (Sized_relobj::relocate_sections): Likewise.
9011 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9012 * output.h (class Output_reloc): Update declarations. Change
9013 u2_.relobj to Sized_relobj*.
9014 (class Output_data_reloc): Change add functions to use
9016 * output.cc (Output_reloc::Output_reloc): Change relobj to
9018 (Output_reloc::local_section_offset): Change return type to
9019 Elf_Addr. Use get_output_section_offset.
9020 (Output_reloc::get_address): Likewise.
9021 (Output_section::is_input_address_mapped): Don't call
9022 is_section_specially_mapped.
9023 (Output_section::output_offset): Likewise.
9024 (Output_section::output_address): Likewise.
9025 (Output_section::starting_output_address): Likewise.
9026 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9027 parameter to Sized_relobj*.
9028 (Copy_relocs::need_copy_reloc): Likewise.
9029 (Copy_relocs::save): Likewise.
9030 * copy-relocs.h (class Copy_relocs): Update declarations.
9031 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9032 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9033 * target-reloc.h (relocate_for_relocatable): Change
9034 offset_in_output_section type to Elf_Addr. Change code that uses
9036 * layout.cc (Layout::layout): Always set *off.
9037 * mapfile.cc (Mapfile::print_input_section): Use
9038 output_section_offset.
9039 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9041 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9042 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9043 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9045 2008-07-03 Ian Lance Taylor <iant@google.com>
9047 * layout.cc (Layout::include_section): Do not discard unrecognized
9048 SHT_STRTAB sections.
9050 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9052 * script.cc (Lex::can_continue_name): Make '?' allowable in
9053 version-script names.
9054 * testsuite/version_script.map: Change glob pattern to use '?'
9056 2008-06-30 Manish Singh <yosh@gimp.org>
9059 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9062 2008-06-30 Ian Lance Taylor <iant@google.com>
9066 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9067 versions]: Don't try to read the value in the contents, since we
9068 don't use it. Use the template endianness when writing.
9070 2008-06-25 Cary Coutant <ccoutant@google.com>
9072 * fileread.cc (File_read::make_view): Assert on zero-length view.
9073 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9074 symbol table when there are no symbols to read.
9076 2008-06-23 Craig Silverstein <csilvers@google.com>
9078 * version.cc (version_string): Bump to 1.7
9080 2008-06-18 Craig Silverstein <csilvers@google.com>
9082 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9083 constant 0xFFFF to type Valtype.
9084 (Powerpc_relocate_functions::rel16_ha): Likewise.
9086 2008-06-17 Ian Lance Taylor <iant@google.com>
9088 * output.h (Output_section::Input_section): Initialize p2align_ to
9089 zero for Output_section_data constructors.
9090 (Output_section::Input_section::addralign): If not an input
9091 section, return the alignment of the Output_section_data.
9092 * testsuite/copy_test.cc: New file.
9093 * testsuite/copy_test_1.cc: New file.
9094 * testsuite/copy_test_2.cc: New file.
9095 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9096 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9097 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9098 (copy_test_1_pic.o, copy_test_1.so): New targets.
9099 (copy_test_2_pic.o, copy_test_2.so): New targets.
9100 * testsuite/Makefile.in: Rebuild.
9102 * script-sections.cc (Script_sections::place_orphan): Initialize
9103 local variable exact.
9105 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9107 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9109 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9110 David S. Miller <davem@davemloft.net>
9112 * powerpc.cc: New file.
9113 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9114 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9115 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9116 * Makefile.in: Rebuild.
9118 2008-06-09 Ian Lance Taylor <iant@google.com>
9120 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9122 (throwing, orig_terminate): New static variables.
9123 (terminate_handler): New static function.
9124 (t2): Set terminate handler.
9126 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9129 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9132 2008-05-30 Cary Coutant <ccoutant@google.com>
9134 * archive.cc (Archive::include_all_members) Correct to step
9135 over symbol table and extended name table in thin archives.
9137 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9140 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9143 2008-05-28 Caleb Howe <cshowe@google.com>
9145 * reduced_debug_output.cc: New file.
9146 * reduced_debug_output.h: New file.
9147 * options.h (class General_options): Add --strip-debug-non-line.
9148 * options.cc (General_options::finalize): Add strip_debug_non_line
9149 to the strip heirarchy.
9150 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9152 * layout.cc: Include "reduced_debug_output.h".
9153 (Layout::Layout): Initialize new fields.
9154 (line_only_debug_sections): New static array.
9155 (is_lines_only_debug_sections): New static inline function.
9156 (Layout::include_section): Handle --strip-debug-non-line.
9157 (Layout::make_output_section): If --strip-debug-non-line, build
9158 new output sections for .debug_abbrev and .debug_info.
9159 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9160 gold. Warn about possible overflow.
9161 (read_signed_LEB_128): Likewise.
9162 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9163 (read_signed_LEB_128): Declare.
9164 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9165 (HFILES): Add reduced_debug_output.h.
9166 * Makefile.in: Rebuild.
9168 2008-05-21 Ian Lance Taylor <iant@google.com>
9170 * mapfile.cc: New file.
9171 * mapfile.h: New file.
9172 * options.h (class General_options): Add -M/--print-map and -Map.
9173 * options.cc (General_options::finalize): Make -M equivalent to
9175 * main.cc: Include <cstdio> and "mapfile.h".
9176 (main): Open mapfile if requested.
9177 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9178 constructor. Change caller.
9179 (queue_initial_tasks): Add mapfile parameter. Change caller.
9180 (queue_middle_tasks): Likewise.
9181 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9183 * archive.cc: Include "mapfile.h".
9184 (Archive::add_symbols): Add mapfile parameter. Change all
9185 callers. Pass mapfile, symbol, and reason to include_member.
9186 (Archive::include_all_members): Add mapfile parameter. Change all
9188 (Archive::include_member): Add mapfile, sym, and why parameters.
9189 Change all callers. Report inclusion to map file.
9190 * archive.h: Include "fileread.h".
9191 (class Archive): Update declarations.
9192 (Archive::file): New const method.
9193 (class Add_archive_symbols): Add mapfile_ field. Update
9194 constructor. Change all callers.
9195 * readsyms.h (class Read_symbols): Likewise.
9196 (class Finish_group): Likewise.
9197 (class Read_script): Likewise.
9198 * common.cc: Include "mapfile.h".
9199 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9201 (Symbol_table::do_allocate_commons): Likewise.
9202 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9203 symbol allocation to mapfile.
9204 * common.h (class Allocate_commons_task): Add mapfile_ field.
9205 Update constructor. Change all callers.
9206 * symtab.h (class Symbol_table): Update declarations.
9207 * layout.cc: Include "mapfile.h".
9208 (Layout_task_runner::run): Print information to mapfile.
9209 (Layout::create_gold_note): Change Output_data_fixed_space to
9210 Output_data_zero_fill.
9211 (Layout::create_build_id): Likewise.
9212 (Layout::print_to_mapfile): New function.
9213 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9214 constructor. Change caller.
9215 (class Layout): Declare print_to_mapfile.
9216 * output.cc (Output_section::Input_section::print_to_mapfile): New
9218 (Output_section::add_input_section): If producing a map, always
9219 add to input_sections_ list.
9220 (Output_section::do_print_to_mapfile): New function.
9221 (Output_segment::print_sections_to_mapfile): New function.
9222 (Output_segment::print_section_list_to_mapfile): New function.
9223 * output.h: Include "mapfile.h".
9224 (Output_data::print_to_mapfile): New function.
9225 (Output_data::do_print_to_mapfile): New virtual function.
9226 (Output_segment_headers::do_print_to_mapfile): New function.
9227 (Output_file_header::do_print_to_mapfile): New function.
9228 (Output_data_const::do_print_to_mapfile): New function.
9229 (class Output_data_const_buffer): Add map_name_ field. Update
9230 constructor. Change all callers. Add do_print_to_mapfile
9232 (class Output_data_fixed_space): Likewise.
9233 (class Output_data_space): Likewise.
9234 (class Output_data_zero_fill): New class.
9235 (Output_data_strtab::do_print_to_mapfile): New function.
9236 (Output_data_reloc_base::do_print_to_mapfile): New function.
9237 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9238 (Output_data_group::do_print_to_mapfile): New function.
9239 (Output_data_got::do_print_to_mapfile): New function.
9240 (Output_data_dynamic::do_print_to_mapfile): New function.
9241 (Output_symtab_xindex::do_print_to_mapfile): New function.
9242 (class Output_section): Declare do_print_to_mapflie. Declare
9243 print_to_mapfile in Input_section.
9244 (class Output_segment): Declare new functions.
9245 * object.h (Sized_relobj::symbol_count): New function.
9246 * script-sections.cc
9247 (Output_section_element_dot_assignment::set_section_addresses):
9248 Change Output_data_fixed_space to Output_data_zero_fill.
9249 (Output_data_expression::do_print_to_mapfile): New function.
9250 * script.cc (read_input_script): Add mapfile parameter. Change
9252 * script.h (read_input_script): Update declaration.
9253 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9254 (Eh_frame::do_print_to_mapfile): New function.
9255 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9256 (Output_merge_string::do_print_to_mapfile): New function.
9257 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9259 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9261 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9263 * Makefile.am (CCFILES): Add mapfile.cc.
9264 (HFILES): Add mapfile.h.
9265 * Makefile.in: Rebuild.
9267 2008-05-19 Ian Lance Taylor <iant@google.com>
9269 * options.h (class General_options): Add -z relro.
9270 * layout.cc (Layout::Layout): Initialize relro_segment_.
9271 (Layout::add_output_section_data): Return the output section.
9272 (Layout::make_output_section): Rcognize relro sections and mark
9274 (Layout::attach_allocated_section_to_segment): Put relro sections
9275 in a PT_GNU_RELRO segment.
9276 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9278 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9280 (Layout::linkonce_mapping): Map d.rel.ro.local to
9282 (Layout::output_section_name): Us .data.rel.ro.local for any
9283 section which begins with that.
9284 * layout.h (class Layout): Update add_output_section_data
9285 declaration. Add relro_segment_ field.
9286 * output.cc (Output_section::Output_section): Initialize is_relro_
9287 and is_relro_local_ fields.
9288 (Output_segment::add_output_section): Group relro sections.
9289 (Output_segment::is_first_section_relro): New function.
9290 (Output_segment::maximum_alignment): If there is a relro section,
9291 align the segment to the common page size.
9292 (Output_segment::set_section_addresses): Track whether we are
9293 looking at relro sections. If the last section is a relro
9294 section, align to the common page size.
9295 (Output_segment::set_section_list_addresses): Add in_relro
9296 parameter. Change all callers. Align to the page size when
9297 moving from relro to non-relro section.
9298 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9300 * output.h (class Output_section): Add is_relro_ and
9301 is_relro_local_ fields.
9302 (Output_section::is_relro): New function.
9303 (Output_section::set_is_relro): New function.
9304 (Output_section::is_relro_local): New function.
9305 (Output_section::set_is_relro_local): New function.
9306 (class Output_segment): Update declarations.
9307 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9308 * sparc.cc (Target_sparc::got_section): Likewise.
9309 * x86_64.cc (Target_x86_64::got_section): Likewise.
9310 * testsuite/relro_test_main.cc: New file.
9311 * testsuite/relro_test.cc: New file.
9312 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9313 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9314 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9315 (relro_test.so, relro_test_pic.o): New targets.
9316 * testsuite/Makefile.in: Rebuild.
9318 2008-05-16 Ian Lance Taylor <iant@google.com>
9320 * output.cc (Output_segment::add_output_section): Remove front
9322 * output.h (class Output_segment): Remove
9323 add_initial_output_section and overloaded add_output_section.
9324 Update declaration of remaining add_output_section.
9325 * layout.cc (Layout::create_interp): Call add_output_section
9326 rather than add_initial_output_section.
9327 (Layout::finish_dynamic_section): Likewise.
9329 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9330 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9331 know the dynamic type.
9332 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9333 field. Initialize it in constructor.
9334 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9335 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9336 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9339 * output.cc (Output_reloc::get_address): Change return type to
9341 * output.h (class Output_reloc): Update get_address declaration.
9342 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9343 for section addresses.
9345 2008-05-09 Ian Lance Taylor <iant@google.com>
9348 * gold.cc (gold_nomem): Use return value of write.
9350 2008-05-08 Ian Lance Taylor <iant@google.com>
9352 * symtab.c (Symbol::init_base_output_data): Add version
9353 parameter. Change all callers.
9354 (Symbol::init_base_output_segment): Likewise.
9355 (Symbol::init_base_constant): Likewise.
9356 (Symbol::init_base_undefined): Likewise.
9357 (Sized_symbol::init_output_data): Likewise.
9358 (Sized_symbol::init_output_segment): Likewise.
9359 (Sized_symbol::init_constant): Likewise.
9360 (Sized_symbol::init_undefined): Likewise.
9361 (Symbol_table::do_define_in_output_data): If the new symbol has a
9362 version, mark it as the default.
9363 (Symbol_table::do_define_in_output_segment): Likewise.
9364 (Symbol_table::do_define_as_constant): Likewise.
9365 * symtab.h (class Symbol): Update declarations.
9366 (class Sized_symbol): Likewise.
9367 * resolve.cc (Symbol::override_version): New function.
9368 (Symbol::override_base): Call override_version.
9369 (Symbol::override_base_with_special): Likewise.
9370 * testsuite/ver_script_8.script: New file.
9371 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9372 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9373 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9374 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9376 2008-05-06 Ian Lance Taylor <iant@google.com>
9379 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9381 (class General_options): Remove existing --undefined, and add
9382 --no-undefined instead. Add new --undefined as synonym for -u.
9383 * archive.cc (Archive::add_symbols): Check whether symbol was
9385 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9386 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9387 all uses. Add IS_UNDEFINED. Update declarations to split
9388 different versions of init_base. Declare init_base_undefined.
9389 (Symbol::is_defined): Handle IS_UNDEFINED.
9390 (Symbol::is_undefined): Likewise.
9391 (Symbol::is_weak_undefined): Call is_undefined.
9392 (Symbol::is_absolute): Handle IS_CONSTANT.
9393 (class Sized_symbol): Update declarations to split different
9394 versions of init. Declare init_undefined.
9395 (class Symbol_table): Declare new functions.
9396 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9398 (Symbol::init_base_output_data): Likewise.
9399 (Symbol::init_base_output_segment): Likewise.
9400 (Symbol::init_base_constant): Likewise.
9401 (Symbol::init_base_undefined): New function.
9402 (Sized_symbol::init_object): Rename from init. Change all
9404 (Sized_symbol::init_output_data): Likewise.
9405 (Sized_symbol::init_output_segment): Likewise.
9406 (Sized_symbol::init_constant): Likewise.
9407 (Sized_symbol::init_undefined): New function.
9408 (Symbol_table::add_undefined_symbols_from_command_line): New
9410 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9412 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9413 (Symbol::output_section): Likewise.
9414 (Symbol::set_output_section): Likewise.
9415 (Symbol_table::sized_finalize_symbol): Likewise.
9416 (Symbol_table::sized_write_globals): Likewise.
9417 * resolve.cc (Symbol_table::should_override): Likewise.
9418 (Symbol::override_base_with_special): Likewise.
9420 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9421 symbol, change it to have default visibility.
9422 * testsuite/protected_1.cc: New file.
9423 * testsuite/protected_2.cc: New file.
9424 * testsuite/protected_3.cc: New file.
9425 * testsuite/protected_main_1.cc: New file.
9426 * testsuite/protected_main_2.cc: New file.
9427 * testsuite/protected_main_3.cc: New file.
9428 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9429 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9430 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9431 (protected_1.so): New target.
9432 (protected_1_pic.o, protected_2_pic.o): New targets.
9433 (protected_3_pic.o): New target.
9434 (check_PROGRAMS): Add protected_2.
9435 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9436 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9437 * testsuite/Makefile.in: Rebuild.
9439 * options.h (DEFINE_var): Add set_user_set_##varname__.
9440 (DEFINE_bool_alias): New macro.
9441 (class General_options): Define -Bstatic using DEFINE_bool_alias
9442 rather than DEFINE_special. Add --undefined as an alias for -z
9444 * options.cc (General_options::parse_Bstatic): Remove.
9446 * options.h (class General_options): Add --fatal-warnings.
9447 * main.cc (main): Implement --fatal-warnings.
9448 * errors.h (Errors::warning_count): New function.
9450 * options.h (class General_options): Add -Bsymbolic-functions.
9451 * symtab.h (Symbol::is_preemptible): Check for
9452 -Bsymbolic-functions.
9454 2008-05-05 Ian Lance Taylor <iant@google.com>
9456 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9457 as noVARNAME rather than no-VARNAME.
9458 (class General_options): Add option -z combreloc.
9459 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9461 (Output_reloc::sort_before) [SHT_REL]: New function.
9462 (Output_reloc::sort_before) [SHT_RELA]: New function.
9463 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9464 Sort_relocs_comparison.
9465 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9466 parameter. Change all callers.
9467 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9468 sort_relocs parameter. Change all callers.
9469 * output.cc (Output_reloc::get_address): New function, broken out
9471 (Output_reloc::write_rel): Call it.
9472 (Output_reloc::compare): New function.
9473 (Output_data_reloc_base::do_write): Optionally sort relocs.
9475 * configure.ac: If targ_extra_obj is set, link it in.
9476 * configure.tgt: Initialize all variables.
9477 (x86_64*): Set targ_extra_obj and targ_extra_size.
9478 * configure: Rebuild.
9480 * object.cc (Sized_relobj::include_section_group): Adjust section
9481 indexes read from group data. Build vector to pass to
9483 * layout.cc (Layout::layout_group): Add flags and shndxes
9484 parameters. Remove contents parameter. Change caller. Update
9485 explicit instantiations.
9486 * layout.h (class Layout): Update layout_group declaration.
9487 * output.cc (Output_data_group::Output_data_group): Add flags and
9488 input_shndxes parameters. Remove contents parameter. Change
9490 (Output_data_group::do_write): Change input_sections_ to
9492 * output.h (class Output_data_group): Update constructor
9493 declaration. Rename input_sections_ to input_shndxes_.
9494 * testsuite/many_sections_test.cc: Add template.
9496 2008-04-30 Cary Coutant <ccoutant@google.com>
9498 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9500 * layout.cc (Layout::include_section): Refactored check for debug
9502 (Layout::add_comdat): Add new parameters. Change type
9503 of signature parameter. Add object and shndx to signatures table.
9504 (Layout::find_kept_object): New function.
9505 * layout.h: Include <cstring>.
9506 (Layout::is_debug_info_section): New function.
9507 (Layout::add_comdat): Add new parameters.
9508 (Layout::find_kept_object): New function.
9509 (Layout::Kept_section): New struct.
9510 (Layout::Signatures): Change type of map range.
9511 * object.cc (Relobj::output_section_address): New function.
9512 (Sized_relobj::include_section_group): Add new parameters. Change
9513 calls to Layout::add_comdat. Change to build table of kept comdat
9514 groups and table mapping discarded sections to kept sections.
9515 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9516 (Sized_relobj::do_layout): Change calls to include_section_group and
9517 include_linkonce_section.
9518 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9519 value to zero when section is discarded.
9520 (Sized_relobj::map_to_kept_section): New function.
9521 * object.h (Relobj::output_section_address): New function.
9522 (Relobj::Comdat_group): New type.
9523 (Relobj::find_comdat_group): New function.
9524 (Relobj::Comdat_group_table): New type.
9525 (Relobj::Kept_comdat_section): New type.
9526 (Relobj::Kept_comdat_section_table): New type.
9527 (Relobj::add_comdat_group): New function.
9528 (Relobj::set_kept_comdat_section): New function.
9529 (Relobj::get_kept_comdat_section): New function.
9530 (Relobj::comdat_groups_): New field.
9531 (Relobj::kept_comdat_sections_): New field.
9532 (Symbol_value::input_value): Update comment.
9533 (Sized_relobj::map_to_kept_section) New function.
9534 (Sized_relobj::include_linkonce_section): Add new parameter.
9535 * target-reloc.h (Comdat_behavior): New type.
9536 (get_comdat_behavior): New function.
9537 (relocate_section): Add code to map a discarded section to the
9538 corresponding kept section when applying a relocation.
9540 2008-04-30 Craig Silverstein <csilvers@google.com>
9542 * dwarf_reader.cc (next_generation_count): New static var.
9543 (Addr2line_cache_entry): New struct.
9544 (addr2line_cache): New static var.
9545 (Dwarf_line_info::one_addr2line): Added caching.
9546 (Dwarf_line_info::clear_addr2line_cache): New function.
9547 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9548 cache-size parameter.
9549 (Dwarf_line_info::one_addr2line_cache): New function.
9550 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9551 new cache-size argument to one_addr2line(), and clear cache.
9553 2008-04-28 Cary Coutant <ccoutant@google.com>
9555 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9556 R_386_PC8 relocations.
9558 2008-04-23 Ian Lance Taylor <iant@google.com>
9560 * object.cc (Sized_relobj::include_section_group): Check for
9561 invalid section group.
9563 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9566 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9567 than read for file header.
9568 * archive.cc (Archive::include_member): Likewise.
9570 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9572 * aclocal.m4: Regenerate.
9573 * configure: Regenerate.
9575 2008-04-19 Ian Lance Taylor <iant@google.com>
9577 * version.cc (version_string): Bump to 1.6.
9579 * testsuite/Makefile.am (many_sections_r_test): New target.
9580 (many_sections_r_test_SOURCES): Remove.
9581 (many_sections_r_test_DEPENDENCIES): Remove.
9582 (many_sections_r_test_LDFLAGS): Remove.
9583 (many_sections_r_test_LDADD): Remove.
9585 * object.cc (Sized_relobj::do_add_symbols): Always pass
9586 local_symbol_count_ to add_from_relobj.
9588 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9589 every thousand variables.
9590 * testsuite/Makefile.in: Rebuild.
9592 * object.cc (Xindex::initialize_symtab_xindex): New function.
9593 (Xindex::read_symtab_xindex): New function.
9594 (Xindex::sym_xindex_to_shndx): New function.
9595 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9597 (Sized_relobj::do_initialize_xindex): New function.
9598 (Sized_relobj::do_read_symbols): Adjust section links.
9599 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9600 parameter. Change all callers.
9601 (Sized_relobj::include_section_group): Adjust section links and
9602 symbol section indexes.
9603 (Sized_relobj::do_layout): Adjust section links.
9604 (Sized_relobj::do_count_local_symbols): Adjust section links and
9605 symbol section indexes.
9606 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9607 ordinary and special symbols.
9608 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9609 dynsym_xindex parameters. Change all callers. Adjust section
9610 links. Use SHN_XINDEX when needed.
9611 (Sized_relobj::get_symbol_location_info): Adjust section links.
9612 Don't get fooled by special symbols.
9613 * object.h (class Xindex): Define.
9614 (class Object): Add xindex_ parameter. Declare virtual functoin
9615 do_initialize_xindex.
9616 (Object::adjust_sym_shndx): New function.
9617 (Object::set_xindex): New protected function.
9618 (class Symbol_value): Add is_ordinary_shndx_ field.
9619 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9620 (Symbol_value::value): Assert ordinary section.
9621 (Symbol_value::initialize_input_to_output_map): Likewise.
9622 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9624 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9626 (class Sized_relobj): Update declarations.
9627 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9628 parameter. Change all callers.
9629 (Sized_relobj::adjust_shndx): New function.
9630 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9632 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9633 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9634 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9635 (Sized_dynobj::read_dynsym_section): Adjust section links.
9636 (Sized_dynobj::read_dynamic): Likewise.
9637 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9639 (Sized_dynobj::do_initialize_xindex): New function.
9640 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9641 do_initialize_xindex.
9642 (Sized_dynobj::adjust_shndx): New function.
9643 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9644 dynsym_xindex_ fields.
9645 (Layout::finalize): Add a call to set_section_indexes before
9646 creating the symtab sections.
9647 (Layout::set_section_indexes): Don't do anything if the section
9648 already has a section index.
9649 (Layout::create_symtab_sections): Add shnum parameter. Change
9650 caller. Create .symtab_shndx section if needed.
9651 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9653 (Layout::allocated_output_section_count): New function.
9654 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9656 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9657 fields. Update declarations.
9658 (Layout::symtab_xindex): New function.
9659 (Layout::dynsym_xindex): New function.
9660 (class Write_symbols_task): Add layout_ field.
9661 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9663 * output.cc (Output_section_headers::Output_section_headers): Add
9664 shstrtab_section parameter. Change all callers.
9665 (Output_section_headers::do_sized_write): Store overflow values
9666 for section count and section string table section index in
9667 section header zero.
9668 (Output_file_header::do_sized_write): Check for overflow of
9669 section count and section string table section index.
9670 (Output_symtab_xindex::do_write): New function.
9671 (Output_symtab_xindex::endian_do_write): New function.
9672 * output.h (class Output_section_headers): Add shstrtab_section_.
9673 Update declarations.
9674 (class Output_symtab_xindex): Define.
9675 (Output_section::has_out_shndx): New function.
9676 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9678 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9680 (Sized_symbol::init): Likewise.
9681 (Symbol::output_section): Check for ordinary symbol.
9682 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9683 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9685 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9686 Change all callers. Simplify handling of symbols from sections
9687 not included in the link.
9688 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9690 (Weak_alias_sorter::operator()): Assert that symbols are
9692 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9694 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9695 parameters. Change all callers.
9696 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9697 symbol distinction. Use SHN_XINDEX when needed.
9698 (Symbol_table::write_section_symbol): Add symtab_xindex
9699 parameter. Change all callers.
9700 (Symbol_table::sized_write_section_symbol): Likewise. Use
9701 SHN_XINDEX when needed.
9702 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9704 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9705 (Symbol::is_defined): Check is_ordinary.
9706 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9707 (Symbol::is_absolute, Symbol::is_common): Likewise.
9708 (class Sized_symbol): Update declarations.
9709 (class Symbol_table): Update declarations.
9710 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9711 parameters. Change all callers.
9712 (Sized_symbol::override): Likewise.
9713 (Symbol_table::override): Likewise.
9714 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9715 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9716 is_ordinary, and orig_st_shndx parameters. Change all callers.
9717 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9718 to be in an ordinary section.
9719 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9720 object and is_ordinary parameters. Change all callers.
9721 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9722 Change all callers. Don't add undefined or non-ordinary symbols
9724 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9726 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9728 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9729 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9730 (Sized_relobj::relocate_sections): Likewise.
9731 * target-reloc.h (scan_relocs): Adjust section symbol index.
9732 (scan_relocatable_relocs): Likewise.
9733 * i386.cc (Scan::local): Check for ordinary symbols.
9734 * sparc.cc (Scan::local): Likewise.
9735 * x86_64.cc (Scan::local): Likewise.
9736 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9737 to symbol_section_and_value.
9738 * testsuite/many_sections_test.cc: New file.
9739 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9740 (check_PROGRAMS): Add many_sections_test.
9741 (many_sections_test_SOURCES): Define.
9742 (many_sections_test_DEPENDENCIES): Define.
9743 (many_sections_test_LDFLAGS): Define.
9744 (BUILT_SOURCES): Add many_sections_define.h.
9745 (many_sections_define.h): New target.
9746 (BUILT_SOURCES): Add many_sections_check.h.
9747 (many_sections_check.h): New target.
9748 (check_PROGRAMS): Add many_sections_r_test.
9749 (many_sections_r_test_SOURCES): Define.
9750 (many_sections_r_test_DEPENDENCIES): Define.
9751 (many_sections_r_test_LDFLAGS): Define.
9752 (many_sections_r_test_LDADD): Define.
9753 (many_sections_r_test.o): New target.
9754 * testsuite/Makefile.in: Rebuild.
9756 2008-04-17 Cary Coutant <ccoutant@google.com>
9758 * errors.cc (Errors::info): New function.
9759 (gold_info): New function.
9760 * errors.h (Errors::info): New function.
9761 * gold.h (gold_info): New function.
9762 * object.cc (Input_objects::add_object): Print trace output.
9763 * options.cc (options::parse_set): New function.
9764 (General_options::parse_wrap): Deleted.
9765 (General_options::General_options): Deleted initializer.
9766 * options.h (options::String_set): New typedef.
9767 (options::parse_set): New function.
9768 (DEFINE_set): New macro.
9769 (General_options::wrap): Changed to use DEFINE_set. Changed
9770 callers of any_wrap_symbols and is_wrap_symbol.
9771 (General_options::trace, General_options::trace_symbol):
9773 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9774 (General_options::wrap_symbols_): Deleted.
9775 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9777 2008-04-17 David S. Miller <davem@davemloft.net>
9779 * options.cc (General_options::parse_V): New function.
9780 * options.h: Add entries for -V and -Qy.
9782 2008-04-17 Ian Lance Taylor <iant@google.com>
9784 * common.cc (Symbol_table::allocate_commons): Remove options
9785 parameter. Change caller.
9786 (Symbol_table::do_allocate_commons): Remove options parameter.
9787 Change caller. Just call do_allocate_commons_list twice.
9788 (Symbol_table::do_allocate_commons_list): New function, broken out
9789 of do_allocate_commons.
9790 * common.h (class Allocate_commons_task): Remove options_ field.
9792 * symtab.cc (Symbol_table::Symbol_table): Initialize
9794 (Symbol_table::add_from_object): Put TLS common symbols on
9796 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9797 which are IN_OUTPUT_DATA.
9798 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9799 allocate_commons and do_allocate_commons declarations. Declare
9800 do_allocate_commons_list.
9801 * gold.cc (queue_middle_tasks): Update creation of
9802 Allocate_commons_task to not pass options.
9803 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9804 (TLS_TEST_C_FLAGS): New variable.
9805 (tls_test_c_pic.o): New target.
9806 (tls_test_shared.so): Link in tls_test_c_pic.o.
9807 (tls_test_c_pic_ie.o): New target.
9808 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9809 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9810 (tls_test_c.o): New target.
9811 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9812 (tls_pic_test_LDADD): Likewise.
9813 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9814 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9815 (tls_test_c_gnu2.o): New target.
9816 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9818 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9819 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9820 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9821 * testsuite/tls_test.cc: Include "config.h".
9822 (t_last): Call t11_last.
9823 * testsuite/tls_test.h (t11, t11_last): Declare.
9824 * testsuite/tls_test_c.c: New file.
9825 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9826 * configure.ac: Check for OpenMP support.
9827 * configure, config.in, Makefile.in: Rebuild.
9828 * testsuite/Makefile.in: Rebuild.
9830 2008-04-16 Cary Coutant <ccoutant@google.com>
9832 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9833 (Target_i386::tls_base_symbol_defined_): New field.
9834 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9835 (Target_i386::Scan::global): Likewise.
9836 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9837 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9838 (Target_x86_64::tls_base_symbol_defined_): New field.
9839 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9840 (Target_x86_64::Scan::global): Likewise.
9842 2008-04-16 Cary Coutant <ccoutant@google.com>
9844 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9845 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9846 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9847 building shared libraries.
9848 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9849 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9850 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9851 * testsuite/Makefile.in: Rebuild.
9852 * testsuite/weak_undef.h: New file.
9853 * testsuite/weak_undef_file1.cc: Add extra test cases.
9854 * testsuite/weak_undef_file2.cc: Likewise.
9855 * testsuite/weak_undef_test.cc: Likewise.
9857 2008-04-16 David S. Miller <davem@davemloft.net>
9859 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9860 Add issued_non_pic_error_ field. Declare check_non_pic.
9861 (Target_sparc::Scan::check_non_pic): New function.
9862 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9863 (Target_sparc::Scan::global): Likewise.
9865 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9866 * configure: Rebuild.
9868 * options.h (DEFINE_enable): New macro.
9869 (new_dtags): New enable option.
9870 (initfirst, interpose, loadfltr, nodefaultlib,
9871 nodelete, nodlopen, nodump): New -z options.
9872 * layout.cc (Layout:finish_dynamic_section): If new
9873 dtags enabled, emit DT_RUNPATH. Also, emit a
9874 DT_FLAGS_1 containing any specified -z flags.
9876 2008-04-16 Ian Lance Taylor <iant@google.com>
9878 * copy-relocs.cc: New file.
9879 * copy-relocs.h: New file.
9880 * reloc.cc: Remove Copy_relocs code.
9881 * reloc.h: Likewise.
9882 * reloc-types.h (struct Reloc_types) [both versions]: Add
9883 get_reloc_addend_noerror.
9884 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9885 variants of add_global which take an addend which must be zero.
9886 * i386.cc: Include "copy-relocs.h".
9887 (class Target_i386): Change type of copy_relocs_ to variable,
9889 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9891 (Target_i386::do_finalize_sections): Change handling of
9893 * sparc.cc: Include "copy-relocs.h".
9894 (class Target_sparc): Change type of copy_relocs_ to variable,
9896 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9898 (Target_sparc::do_finalize_sections): Change handling of
9900 * x86_64.cc: Include "copy-relocs.h".
9901 (class Target_x86_64): Change type of copy_relocs_ to variable,
9903 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9904 class. Change all callers.
9905 (Target_x86_64::do_finalize_sections): Change handling of
9907 * Makefile.am (CCFILES): Add copy-relocs.cc.
9908 (HFILES): Add copy-relocs.h.
9910 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9912 * testsuite/script_test_4.sh: Permit leading zeroes.
9914 2008-04-15 Ian Lance Taylor <iant@google.com>
9916 * script-sections.cc (Script_sections::create_segments): Use
9917 header_size_adjustment even when there is enough room for the
9919 * testsuite/script_test_4.sh: New file.
9920 * testsuite/script_test_4.t: New file.
9921 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9922 (check_DATA): Add script_test_4.stdout.
9923 (MOSTLYCLEANFILES): Likewise.
9924 (script_test_4): New target.
9925 (script_test_4.stdout): New target.
9926 * testsuite/Makefile.in: Rebuild.
9928 * sparc.cc: Add definitions for Output_data_plt_sparc class
9931 2008-04-14 David S. Miller <davem@davemloft.net>
9933 * sparc.cc: New file.
9934 * Makefile.am (TARGETSOURCES): Add sparc.cc
9935 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9936 * configure.tgt: Document targ_extra_size and
9937 targ_extra_big_endian. Add entries for sparc-* and
9939 * configure.ac: Handle targ_extra_size and
9940 targ_extra_big_endian.
9941 * Makefile.in: Rebuild.
9942 * configure: Likewise.
9943 * po/POTFILES.in: Likewise.
9944 * po/gold.pot: Likewise.
9946 2008-04-14 Ian Lance Taylor <iant@google.com>
9948 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9949 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9950 in the name/type/flags to section mapping. Don't call
9951 allocate_output_section.
9952 (Layout::choose_output_section): Change parameter from adjust_name
9953 to is_input_section. Don't permit input sections after sections
9954 are attached to segments. Don't call allocate_output_section.
9955 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9956 not write_enable_output_section.
9957 (Layout::make_output_section): Don't push to
9958 unattached_section_list_ nor call attach_to_segment. Call
9959 attach_section_to_segment if sections are attached.
9960 (Layout::attach_sections_to_segments): New function.
9961 (Layout::attach_section_to_segment): New function.
9962 (Layout::attach_allocated_section_to_segment): Rename from
9963 attach_to_segment. Remove flags parameter.
9964 (Layout::allocate_output_section): Remove function.
9965 (Layout::write_enable_output_section): Remove function.
9966 * layout.h (class Layout): Update for above changes. Add new
9967 field sections_are_attached_.
9968 * output.h (Output_section::update_flags_for_input_section): New
9970 * output.cc (Output_section::add_input_section): Call
9971 update_flags_for_input_section.
9972 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9974 2008-04-11 Cary Coutant <ccoutant@google.com>
9976 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9977 thought unnecessary.
9978 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9980 2008-04-11 Ian Lance Taylor <iant@google.com>
9982 * output.h (class Output_section_data): Remove inline definition
9984 * output.cc (Output_section_data::set_addralign): New function.
9986 2008-04-11 Cary Coutant <ccoutant@google.com>
9988 Add support for TLS descriptors for i386 and x86_64.
9989 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9990 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9991 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9993 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9994 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9995 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9997 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9998 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9999 Fix problem with initial-exec relocations.
10000 (Target_i386::Relocate::relocate_tls): Likewise.
10001 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10003 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10004 support for section-plus-offset dynamic table entries.
10005 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10006 (Output_data_dynamic::Dynamic_entry): Add support for
10007 section-plus-offset dynamic table entries.
10008 (Output_data_dynamic::Classification): Likewise.
10009 (Output_data_dynamic::classification_): Renamed offset_.
10010 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10011 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10012 (Target_x86_64::make_plt_section): New function.
10013 (Target_x86_64::reserve_tlsdesc_entries): New function.
10014 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10015 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10016 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10017 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10018 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10019 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10020 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10021 add extra PLT entry for TLS descriptors.
10022 (Output_data_plt_x86_64::got_): New field.
10023 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10024 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10026 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10028 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10029 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10030 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10031 R_386_TLS_DESC_CALL relocations.
10032 (Target_x86_64::Scan::global): Likewise.
10033 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10034 for TLS descriptors.
10035 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10036 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10037 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10038 GD-to-IE relaxation.
10039 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10040 and TLS_DESCRIPTORS.
10041 * Makefile.in: Rebuild.
10042 * configure: Rebuild.
10043 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10044 (tls_test_shared2.so): New target.
10045 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10046 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10047 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10048 (tls_shared_gd_to_ie_test_LDADD): New variable.
10049 (tls_shared_gnu2_gd_to_ie_test): New target.
10050 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10052 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10053 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10054 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10055 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10056 (tls_shared_gnu2_test): New target.
10057 (tls_test_gnu2_shared.so): New target.
10058 (tls_shared_gnu2_test_SOURCES): New variable.
10059 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10060 (tls_shared_gnu2_test_LDFLAGS): New variable.
10061 (tls_shared_gnu2_test_LDADD): New variable.
10062 * testsuite/Makefile.in: Rebuild.
10063 * testsuite/Makefile.
10065 2008-04-11 Ian Lance Taylor <iant@google.com>
10067 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10069 * testsuite/Makefile.in: Rebuild.
10071 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10073 * testsuite/script_test_2.cc (main): Adjust test.
10075 2008-04-11 David S. Miller <davem@davemloft.net>
10076 Ian Lance Taylor <iant@google.com>
10078 * options.h (General_options): Add entries for '-Y' and
10080 * options.cc (General_options:finalize): If -Y was used, add those
10081 entries to the library path instead of the default "/lib" and
10084 2008-04-11 David S. Miller <davem@davemloft.net>
10086 * testsuite/justsyms.t: Start at 0x100.
10087 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10088 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10090 * testsuite/script_test_2.cc: Adjust string and section length
10093 2008-04-09 Ian Lance Taylor <iant@google.com>
10096 * script-sections.cc (Sections_element::allocate_to_segment): Add
10098 (Output_section_definition::allocate_to_segment): Likewise.
10099 (Orphan_output_section::allocate_to_segment): Likewise.
10100 (Script_sections::attach_sections_using_phdrs_clause): Don't
10101 propagate non-PT_LOAD segments to orphan sections.
10102 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10103 readelf rather than objdump.
10104 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10105 .interp section and PT_INTERP segment are the same size.
10106 * testsuite/Makefile.in: Rebuild.
10108 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10109 aliases for symbols defined in the same object.
10110 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10111 (weak_alias_test_SOURCES): New variable.
10112 (weak_alias_test_DEPENDENCIES): New variable.
10113 (weak_alias_test_LDFLAGS): New variable.
10114 (weak_alias_test_LDADD): New variable.
10115 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10116 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10117 (weak_alias_test_3.o): New target.
10118 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10119 * testsuite/weak_alias_test_main.cc: New file.
10120 * testsuite/weak_alias_test_1.cc: New file.
10121 * testsuite/weak_alias_test_2.cc: New file.
10122 * testsuite/weak_alias_test_3.cc: New file.
10124 2008-04-08 Ian Lance Taylor <iant@google.com>
10126 * options.h (class General_options): Add --noinhibit-exec option.
10127 * main.cc (main): Check --noinhibit-exec.
10129 * options.h (class General_options): Define --wrap as a special
10130 option. Add wrap_symbols_ field.
10131 (General_options::any_wrap_symbols): New function.
10132 (General_options::is_wrap_symbol): New function.
10133 * options.cc (General_options::parse_wrap): New function.
10134 (General_options::General_options): Initialize wrap_symbols_.
10135 * symtab.cc (Symbol_table::wrap_symbol): New function.
10136 (Symbol_table::add_from_object): Handle --wrap.
10137 * symtab.h (class Symbol_table): Declare wrap_symbol.
10138 * target.h (Target::wrap_char): New function.
10139 (Target::Target_info): Add wrap_char field.
10140 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10141 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10142 * testsuite/testfile.cc (Target_test::test_target_info):
10145 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10148 * layout.h (class Layout): Add added_eh_frame_data_ field.
10149 * layout.cc (Layout::Layout): Initialize new field.
10150 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10151 output section until we find a section we merged successfully.
10152 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10153 that the size be non-zero.
10155 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10158 2008-04-08 Craig Silverstein <csilvers@google.com>
10160 * configure.ac: Export new conditional variable HAVE_ZLIB.
10161 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10163 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10164 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10166 2008-04-07 Ian Lance Taylor <iant@google.com>
10168 * version.cc (version_string): Set to "1.5".
10170 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10171 Add issued_non_pic_error_ field. Declare check_non_pic.
10172 (Target_x86_64::Scan::check_non_pic): New function.
10173 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10174 (Target_x86_64::Scan::global): Likewise.
10176 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10177 addend parameter. Change caller. Handle merge sections.
10178 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10179 Address to Addend. Don't add in the result of
10180 local_section_offset, pass down the addend and use the returned
10182 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10183 Update declarations of local_section_offset and symbol_value.
10184 * testsuite/two_file_test_1.cc (t18): New function.
10185 * testsuite/two_file_test_2.cc (f18): New function.
10186 * testsuite/two_file_test_main.cc (main): Call t18.
10187 * testsuite/two_file_test.h (t18, f18): Declare.
10189 * configure.ac: Don't test for objdump, c++filt, or readelf.
10190 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10192 (TEST_READELF): New variable.
10193 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10194 (check_PROGRAMS): Add two_file_strip_test.
10195 (two_file_strip_test): New target.
10196 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10197 (two_file_same_shared_strip_test_SOURCES): New variable.
10198 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10199 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10200 (two_file_same_shared_strip_test_LDADD): New variable.
10201 (two_file_shared_strip.so): New target.
10202 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10203 (ver_test_5.syms, ver_test_7.syms): Likewise.
10204 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10205 (strip_test_3.stdout): Use TEST_OBJDUMP.
10206 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10208 2008-04-04 Cary Coutant <ccoutant@google.com>
10210 * symtab.h (Symbol::is_weak_undefined): New function.
10211 (Symbol::is_strong_undefined): New function.
10212 (Symbol::is_absolute): New function.
10213 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10214 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10216 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10217 (weak_undef_test): New target.
10218 * testsuite/Makefile.in: Rebuild.
10219 * testsuite/weak_undef_file1.cc: New file.
10220 * testsuite/weak_undef_file2.cc: New file.
10221 * testsuite/weak_undef_test.cc: New file.
10223 2008-04-03 Craig Silverstein <csilvers@google.com>
10225 * compressed_output.h (class Output_compressed_section): Use
10227 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10229 (zlib_compressed_suffix): Removed.
10230 (Output_compressed_section::set_final_data_size): Use unsigned
10232 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10233 Fix linker invocation.
10234 (flagstest_o_specialfile_and_compress_debug_sections):
10236 * testsuite/Makefile.in: Regenerated.
10238 2008-04-02 David S. Miller <davem@davemloft.net>
10240 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10241 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10243 2008-04-02 Craig Silverstein <csilvers@google.com>
10247 2008-04-02 Ian Lance Taylor <iant@google.com>
10249 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10250 parameters. Update for new key type to views_. Change all
10252 (File_read::read): Adjust for byteshift in returned view.
10253 (File_read::add_view): New function, broken out of
10254 find_and_make_view.
10255 (File_read::make_view): New function, broken out of
10256 find_and_make_view.
10257 (File_read::find_or_make_view): Add offset and aligned
10258 parameters. Rewrite accordingly. Change all callers.
10259 (File_read::get_view): Add offset and aligned parameters. Adjust
10260 for byteshift in return value.
10261 (File_read::get_lasting_view): Likewise.
10262 * fileread.h (class File_read): Update declarations.
10263 (class File_read::View): Add byteshift_ field. Add byteshift to
10264 constructor. Add byteshift method.
10265 * archive.h (Archive::clear_uncached_views): New function.
10266 (Archive::get_view): Add aligned parameter. Change all callers.
10267 * object.h (Object::get_view): Add aligned parameter. Change all
10269 (Object::get_lasting_view): Likewise.
10271 * fileread.cc (File_read::release): Don't call clear_views if
10272 there are multiple objects.
10273 * fileread.h (File_read::clear_uncached_views): New function.
10274 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10277 2008-03-31 Cary Coutant <ccoutant@google.com>
10279 Add thin archive support.
10280 * archive.cc (Archive::armagt): New const.
10281 (Archive::setup): Remove task parameter and calls to unlock.
10282 (Archive::unlock_nested_archives): New function.
10283 (Archive::read_header): Add nested_off parameter. Change
10285 (Archive::interpret_header): Likewise.
10286 (Archive::include_all_members): Change to handle thin
10288 (Archive::include_member): Likewise.
10289 * archive.h (Archive::Archive): Add new parameters and
10291 (Archive::armagt): New const.
10292 (Archive::setup): Remove task parameter.
10293 (Archive::unlock_nested_archives): New function.
10294 (Archive::read_header): Add nested_off parameter.
10295 (Archive::interpret_header): Likewise.
10296 (Archive::Nested_archive_table): New typedef.
10297 (Archive::is_thin_archive_): New field.
10298 (Archive::nested_archives_): New field.
10299 (Archive::options_): New field.
10300 (Archive::dirpath_): New field.
10301 (Archive::task_): New field.
10302 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10303 for thin archives. Pass additional parameters to
10304 Archive::Archive. Unlock the archive file after calling
10307 2008-03-29 Ian Lance Taylor <iant@google.com>
10309 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10310 version symbol to be local.
10311 * testsuite/ver_test_4.sh: New file.
10312 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10313 (check_DATA): Add ver_test_4.syms.
10314 (ver_test_4.syms): New target.
10315 * testsuite/Makefile.in: Rebuild.
10318 (Output_section::Input_section_sort_entry::has_priority): New
10320 (Output_section::Input_section_sort_entry::match_file_name): New
10322 (Output_section::Input_section_sort_entry::match_section_name):
10324 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10326 (Output_section::Input_section_sort_entry::match_section_file):
10328 (Output_section::Input_section_sort_compare::operator()): Rewrite
10329 using new Input_section_sort_entry functions. Sort crtbegin and
10330 crtend first. Sort sections with no priority before sections with
10332 * testsuite/initpri1.c (d3): Check j != 4.
10333 (cd5): New constructor/destructor function.
10334 (main): Check j != 2.
10336 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10337 new symbol when resolving, don't call set_is_default.
10338 * testsuite/ver_test_7.cc: New file.
10339 * testsuite/ver_test_7.sh: New file.
10340 * testsuite/Makefile.am (ver_test_7.so): New target.
10341 (ver_test_7.o): New target.
10342 (check_SCRIPTS): Add ver_test_7.sh.
10343 (check_DATA): Add ver_test_7.syms.
10344 (ver_test_7.syms): New target.
10346 2008-03-28 Ian Lance Taylor <iant@google.com>
10348 * layout.cc (Layout::layout): If we see an input section with a
10349 name that needs sorting, set the must_sort flag for the output
10351 (Layout::make_output_section): If the name of the output section
10352 indicates that it might require sorting, set the may_sort flag.
10353 * output.h (Output_section::may_sort_attached_input_sections): New
10355 (Output_section::set_may_sort_attached_input_sections): New
10357 (Output_section::must_sort_attached_input_sections): New
10359 (Output_section::set_must_sort_attached_input_sections): New
10361 (class Output_section): Declare Input_section_sort_entry. Define
10362 Input_section_sort_compare. Declare
10363 sort_attached_input_sections. Add new fields:
10364 may_sort_attached_input_sections_,
10365 must_sort_attached_input_sections_,
10366 attached_input_sections_are_sorted_.
10367 * output.cc (Output_section::Output_section): Initialize new
10369 (Output_section::add_input_section): Add an entry to
10370 input_sections_ if may_sort or must_sort are true.
10371 (Output_section::set_final_data_size): Call
10372 sort_attached_input_sections if necessary.
10373 (Output_section::Input_section_sort_entry): Define new class.
10374 (Output_section::Input_section_sort_compare::operator()): New
10376 (Output_section::sort_attached_input_sections): New function.
10377 * configure.ac: Check whether the compiler supports constructor
10378 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10379 * testsuite/initpri1.c: New file.
10380 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10381 CONSTRUCTOR_PRIORITY.
10382 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10383 (initpri1_LDFLAGS): New variable.
10384 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10386 2008-03-27 Ian Lance Taylor <iant@google.com>
10388 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10389 * testsuite/common_test_1.c: New file.
10390 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10391 (common_test_1_SOURCES): New variable.
10392 (common_test_1_DEPENDENCIES): New variable.
10393 (common_test_1_LDFLAGS): New variable.
10395 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10396 and commons_ correctly when NAME/VERSION does not override
10398 * testsuite/ver_test_6.c: New file.
10399 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10400 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10401 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10403 2008-03-26 Ian Lance Taylor <iant@google.com>
10405 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10406 of an undefined symbol from a version script.
10407 * testsuite/Makefile.am (ver_test_5.so): New target.
10408 (ver_test_5.o): New target.
10409 (check_SCRIPTS): Add ver_test_5.sh.
10410 (check_DATA): Add ver_test_5.syms.
10411 (ver_test_5.syms): New target.
10412 * testsuite/ver_test_5.cc: New file.
10413 * testsuite/ver_test_5.script: New file.
10414 * testsuite/ver_test_5.sh: New file.
10415 * Makefile.in, testsuite/Makefile.in: Rebuild.
10418 Fix problems building gold with gcc 4.3.0.
10419 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10420 (gold_error_at_location, gold_warning_at_location): Use it.
10421 * configure.ac: Check whether we can compile and use a template
10422 function with a printf attribute.
10423 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10424 when jumping over bytes.
10425 * object.cc: Instantiate Object::read_section_data.
10426 * debug.h: Include <cstring>
10427 * dwarf_reader.cc: Include <algorithm>
10428 * main.cc: Include <cstring>.
10429 * options.cc: Include <cstring>.
10430 * output.cc: Include <cstring>.
10431 * script.cc: Include <cstring>.
10432 * script.h: Include <string>.
10433 * symtab.cc: Include <cstring> and <algorithm>.
10434 * target-select.cc: Include <cstring>.
10435 * version.cc: Include <string>.
10436 * testsuite/testmain.cc: Include <cstdlib>.
10437 * configure, config.in: Rebuild.
10439 2008-03-25 Ian Lance Taylor <iant@google.com>
10441 * options.cc: Include "../bfd/bfdver.h".
10442 (options::help): Print bug reporting address.
10444 * version.cc (print_version): Adjust output for current value of
10445 BFD_VERSION_STRING.
10449 * options.cc (options::help): Print list of supported targets.
10450 * target-select.h: Include <vector>.
10451 (class Target_selector): Make machine_, size_, and is_big_endian_
10452 fields const. Add bfd_name_ and instantiated_target_ fields.
10453 (Target_selector::Target_selector): Add bfd_name parameter.
10454 (Target_selector::recognize): Make non-virtual, call
10456 (Target_selector::recognize_by_name): Make non-virtual, call
10457 do_recognize_by_name.
10458 (Target_selector::supported_names): New function.
10459 (Target_selector::bfd_name): New function.
10460 (Target_selector::do_instantiate_target): New pure virtual
10462 (Target_selector::do_recognize): New virtual function.
10463 (Target_selector::do_recognize_by_name): New virtual function.
10464 (Target_selector::instantiate_target): New private function.
10465 (supported_target_names): Declare.
10466 * target-select.cc (Target_selector::Target_selector): Update for
10467 new parameter and fields.
10468 (select_target_by_name): Check that the name matches before
10469 calling recognize_by_name.
10470 (supported_target_names): New function.
10471 * i386.cc (class Target_selector_i386): Update Target_selector
10472 constructor call. Remove recognize and recognize_by_name. Add
10473 do_instantiate_target.
10474 * x86_64.cc (class Target_selector_x86_64): Likewise.
10475 * testsuite/testfile.cc (class Target_selector_test): Update for
10476 changes to Target_selector.
10478 * README: Rewrite, with some notes on unsupported features.
10480 2008-03-24 Cary Coutant <ccoutant@google.com>
10482 * i386.cc (Target_i386::Got_type): New enum declaration.
10483 (Target_i386::Scan::local): Updated callers of Output_data_got
10485 (Target_i386::Scan::global): Likewise.
10486 (Target_i386::Relocate::relocate): Likewise.
10487 (Target_i386::Relocate::relocate_tls): Likewise.
10488 * object.h (Got_offset_list): New class.
10489 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10490 (Sized_relobj::local_got_offset): Likewise.
10491 (Sized_relobj::set_local_got_offset): Likewise.
10492 (Sized_relobj::local_has_tls_got_offset): Removed.
10493 (Sized_relobj::local_tls_got_offset): Removed.
10494 (Sized_relobj::set_local_tls_got_offset): Removed.
10495 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10496 * output.cc (Output_data_got::add_global): Added got_type parameter.
10497 (Output_data_got::add_global_with_rel): Likewise.
10498 (Output_data_got::add_global_with_rela): Likewise.
10499 (Output_data_got::add_global_pair_with_rel): New function.
10500 (Output_data_got::add_global_pair_with_rela): New function.
10501 (Output_data_got::add_local): Added got_type parameter.
10502 (Output_data_got::add_local_with_rel): Likewise.
10503 (Output_data_got::add_local_with_rela): Likewise.
10504 (Output_data_got::add_local_pair_with_rel): New function.
10505 (Output_data_got::add_local_pair_with_rela): New function.
10506 (Output_data_got::add_global_tls): Removed.
10507 (Output_data_got::add_global_tls_with_rel): Removed.
10508 (Output_data_got::add_global_tls_with_rela): Removed.
10509 (Output_data_got::add_local_tls): Removed.
10510 (Output_data_got::add_local_tls_with_rel): Removed.
10511 (Output_data_got::add_local_tls_with_rela): Removed.
10512 * output.h (Output_data_got::add_global): Added got_type parameter.
10513 (Output_data_got::add_global_with_rel): Likewise.
10514 (Output_data_got::add_global_with_rela): Likewise.
10515 (Output_data_got::add_global_pair_with_rel): New function.
10516 (Output_data_got::add_global_pair_with_rela): New function.
10517 (Output_data_got::add_local): Added got_type parameter.
10518 (Output_data_got::add_local_with_rel): Likewise.
10519 (Output_data_got::add_local_with_rela): Likewise.
10520 (Output_data_got::add_local_pair_with_rel): New function.
10521 (Output_data_got::add_local_pair_with_rela): New function.
10522 (Output_data_got::add_global_tls): Removed.
10523 (Output_data_got::add_global_tls_with_rel): Removed.
10524 (Output_data_got::add_global_tls_with_rela): Removed.
10525 (Output_data_got::add_local_tls): Removed.
10526 (Output_data_got::add_local_tls_with_rel): Removed.
10527 (Output_data_got::add_local_tls_with_rela): Removed.
10528 * resolve.cc (Symbol::override_base_with_special): Removed
10529 reference to has_got_offset_ field.
10530 * symtab.cc (Symbol::init_fields): Replaced initialization
10531 of got_offset_ with got_offsets_. Removed initialization
10533 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10534 (Symbol::got_offset): Likewise.
10535 (Symbol::set_got_offset): Likewise.
10536 (Symbol::has_tls_got_offset): Removed.
10537 (Symbol::tls_got_offset): Removed.
10538 (Symbol::set_tls_got_offset): Removed.
10539 (Symbol::got_offset_): Removed.
10540 (Symbol::tls_mod_got_offset_): Removed.
10541 (Symbol::tls_pair_got_offset_): Removed.
10542 (Symbol::got_offsets_): New field.
10543 (Symbol::has_got_offset): Removed.
10544 (Symbol::has_tls_mod_got_offset): Removed.
10545 (Symbol::has_tls_pair_got_offset): Removed.
10546 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10547 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10549 (Target_x86_64::Scan::global): Likewise.
10550 (Target_x86_64::Relocate::relocate): Likewise.
10551 (Target_x86_64::Relocate::relocate_tls): Likewise.
10553 2008-03-25 Ben Elliston <bje@au.ibm.com>
10555 * yyscript.y: Fix spelling error in comment.
10557 2008-03-24 Ian Lance Taylor <iant@google.com>
10559 * options.h (class General_options): Define build_id option.
10560 * layout.h (class Layout): Declare write_build_id, create_note,
10561 create_build_id. Add build_id_note_ member.
10562 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10563 "libiberty.h", "md5.h", "sha1.h".
10564 (Layout::Layout): Initialize eh_frame_data_,
10565 eh_frame_hdr_section_, and build_id_note_.
10566 (Layout::finalize): Call create_build_id.
10567 (Layout::create_note): New function, broken out of
10568 Layout::create_gold_note.
10569 (Layout::create_gold_note): Call create_note.
10570 (Layout::create_build_id): New function.
10571 (Layout::write_build_id): New function.
10572 (Close_task_runner::run): Call write_build_id.
10574 * x86_64.cc: Correct license to GPLv3.
10576 2008-03-23 Ian Lance Taylor <iant@google.com>
10578 * options.cc: Include "demangle.h".
10579 (parse_optional_string): New function.
10580 (parse_long_option): Handle takes_optional_argument.
10581 (parse_short_option): Update dash_z initializer. Handle
10582 takes_optional_argument.
10583 (General_options::General_options): Initialize do_demangle_.
10584 (General_options::finalize): Set do_demangle_. Handle demangling
10586 * options.h (parse_optional_string): Declare.
10587 (struct One_option): Add optional_arg field. Update constructor.
10588 Update call constructor calls. Add takes_optional_argument
10590 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10591 (DEFINE_optional_string): Define.
10592 (General_options::demangle): Change from DEFINE_bool to
10593 DEFINE_optional_string.
10594 (General_options::no_demangle): New function.
10595 (General_options::do_demangle): New function.
10596 (General_options::set_do_demangle): New function.
10597 (General_options::execstack_status_): Move definition to end of
10599 (General_options::static_): Likewise.
10600 (General_options::do_demangle_): New field.
10601 * object.cc (big_endian>::get_symbol_location_info): Call
10602 Options::do_demangle, not Options::demangle.
10603 * symtab.cc (demangle): Likewise.
10605 2008-03-22 Ian Lance Taylor <iant@google.com>
10607 * gold.h: Include <cstddef> and <sys/types.h>
10608 * options.h: Include <cstring>.
10610 2008-03-21 Ian Lance Taylor <iant@google.com>
10612 * Added source code to GNU binutils.