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* config.bfd: Add bfd_elf32_rx_be_ns_vec.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
f62a3ca7
DK		 12011-05-31 Doug Kwan <dougkwan@google.com>
2 Asier Llano
3
4 PR gold/12826
5 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
6 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
7 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
8 redundant arm_exidx_test.so.
9 * testsuite/Makefile.in: Regenerate.
10 (check_SCRIPTS): Add pr12826.sh
11 (check_DATA): Add pr12826.stdout
12 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
13 * testsuite/pr12826.sh: New file.
14 * testsuite/pr12826_1.s: Ditto.
15 * testsuite/pr12826_1.s: Ditto.
16
8dbe1edc
ILT		 172011-05-30 Ian Lance Taylor <iant@google.com>
18
19 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
20 sections.
21
c49875be
ILT		 222011-05-29 Ian Lance Taylor <iant@google.com>
23
24 PR gold/12804
25 * testsuite/Makefile.am: Use different file name for two_file_test
26 temporary file for each incremental test.
27 * testsuite/Makefile.in: Rebuild.
28
69d53f7a
ILT		 292011-05-29 Ian Lance Taylor <iant@google.com>
30
31 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
32 binary input file is empty.
33
41d0ab5f
ILT		 342011-05-27 Ian Lance Taylor <iant@google.com>
35
36 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
37 (ver_test_9.so): Likewise.
38 * testsuite/Makefile.in: Rebuild.
39
89d8a36b
CC		 402011-05-26 Cary Coutant <ccoutant@google.com>
41
42 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
43 * incremental.cc (Incremental_inputs::report_input_section): Fix
44 comment, indentation.
45 (Incremental_inputs::report_comdat_group): New function.
46 (Output_section_incremental_inputs::set_final_data_size): Adjust size
47 of data for incremental input file entry.
48 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
49 group count, COMDAT group signatures.
50 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
51 an unchanged input file.
52 * incremental.h (Incremental_object_entry::Incremental_object_entry):
53 Initialize new data member.
54 (Incremental_object_entry::add_comdat_group): New function.
55 (Incremental_object_entry::get_comdat_group_count): New function.
56 (Incremental_object_entry::get_comdat_signature_key): New function.
57 (Incremental_object_entry::groups_): New data member.
58 (Incremental_inputs::report_comdat_group): New function.
59 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
60 data for incremental input file entry.
61 (Incremental_input_entry_reader::get_comdat_group_count): New function.
62 (Incremental_input_entry_reader::get_input_section): Adjust size of
63 data for incremental input file entry.
64 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
65 (Incremental_input_entry_reader::get_comdat_group_signature): New
66 function.
67 * object.cc (Sized_relobj::include_section_group): Report kept
68 COMDAT groups for incremental links.
69
1706a06f
ILT		 702011-05-24 David Meyer <pdox@google.com>
71
72 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
73 with name parameter. Add found_name parameter.
74 * fileread.cc (Input_file::find_file): Adjust code accordingly.
75 * dirsearch.h (class Dirsearch): Update declaration.
76
a10ae760
ILT		 772011-05-24 Ian Lance Taylor <iant@google.com>
78
79 * archive.cc (Library_base::should_include_member): Pull in object
80 from archive if it defines the entry symbol.
81 * parameters.cc (Parameters::entry): New function.
82 * parameters.h (class Parameters): Declare entry.
83 * output.h (class Output_file_header): Remove entry_ field.
84 * output.cc (Output_file_header::Output_file_header): Remove entry
85 parameter. Change all callers.
86 (Output_file_header::entry): Use parameters->entry.
87 * gold.cc (queue_middle_tasks): Likewise.
88 * plugin.cc (Plugin_hook::run): Likewise.
89
aa92d6ed
CC		 902011-05-24 Cary Coutant <ccoutant@google.com>
91
92 * gold.cc (queue_initial_tasks): Pass incremental base filename
93 to Output_file::open_base_file; don't print error message.
94 * incremental-dump.cc (main): Adjust call to
95 Output_file::open_for_modification.
96 * incremental-dump.cc (main): Likewise.
97 * incremental.cc (Incremental_inputs::report_command_line):
98 Ignore --incremental-base option when comparing command lines.
99 Ignore parameter when given as separate argument.
100 * options.h (class General_options): Add --incremental-base.
101 * output.cc (Output_file::Output_file):
102 (Output_file::open_base_file): Add base_name and writable parameters;
103 read base file into new file; print error message here.
104 (Output_file::map_no_anonymous): Add writable parameter; adjust all
105 callers.
106 * output.h (Output_file::open_for_modification): Rename to...
107 (Output_file::open_base_file): ...this; add base_name and
108 writable parameters; adjust all callers.
109 (Output_file::map_no_anonymous): Add writable parameter; adjust all
110 callers.
111 * testsuite/Makefile.am (incremental_test_4): Test
112 --incremental-base.
113 * testsuite/Makefile.in: Regenerate.
114
2eedd706
CC		 1152011-05-24 Cary Coutant <ccoutant@google.com>
116
117 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
118 incremental_test_4.
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/two_file_test_1_v1.cc: New test source file.
121 * testsuite/two_file_test_1b_v1.cc: New test source file.
122 * testsuite/two_file_test_2_v1.cc: New test source file.
123
0f1c85a6
CC		 1242011-05-24 Cary Coutant <ccoutant@google.com>
125
126 * dynobj.h (Dynobj::do_dynobj): New function.
127 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
128 flag and soname for shared objects.
129 * incremental.cc (Incremental_inputs::report_object): Make
130 either Incremental_object_entry or Incremental_dynobj_entry; add
131 soname to string table.
132 (Incremental_inputs::report_input_section): Add assertion.
133 (Output_section_incremental_inputs::set_final_data_size): Adjust
134 type of input file entry for shared libraries; adjust size of
135 shared library info entry.
136 (Output_section_incremental_inputs::write_input_files): Write
137 as_needed flag for shared libraries.
138 (Output_section_incremental_inputs::write_info_blocks): Adjust type
139 of input file entry for shared libraries; write soname.
140 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
141 soname from incremental info.
142 * incremental.h (enum Incremental_input_flags): Add
143 INCREMENTAL_INPUT_AS_NEEDED.
144 (Incremental_input_entry::Incremental_input_entry): Initialize new
145 data member.
146 (Incremental_input_entry::set_as_needed): New function.
147 (Incremental_input_entry::as_needed): New function.
148 (Incremental_input_entry::do_dynobj_entry): New function.
149 (Incremental_input_entry::as_needed_): New data member.
150 (Incremental_object_entry::Incremental_object_entry): Don't check
151 for shared library.
152 (Incremental_object_entry::do_type): Likewise.
153 (class Incremental_dynobj_entry): New class.
154 (Incremental_input_entry_reader::as_needed): New function.
155 (Incremental_input_entry_reader::get_soname): New function.
156 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
157 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
158 size of shared library info entry.
159 * layout.cc (Layout::finish_dynamic_section): Don't test for
160 incremental link when adding DT_NEEDED entries.
161 * object.h (Object::Object): Initialize new data member.
162 (Object::dynobj): New function.
163 (Object::set_as_needed): New function.
164 (Object::as_needed): New function.
165 (Object::do_dynobj): New function.
166 (Object::as_needed_): New data member.
167
6fa2a40b
CC		 1682011-05-24 Cary Coutant <ccoutant@google.com>
169
170 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
171 info; adjust display of GOT entries.
172 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
173 vector of input objects; remove file_status_.
174 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
175 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
176 got_plt reader; call target hooks to reserve GOT entries.
177 (Output_section_incremental_inputs::set_final_data_size): Adjust size
178 of input file info header and GOT info entry.
179 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
180 relocation info.
181 (Got_plt_view_info::got_descriptor): Remove.
182 (Got_plt_view_info::sym_index): New data member.
183 (Got_plt_view_info::input_index): New data member.
184 (Local_got_offset_visitor::visit): Write input file index.
185 (Global_got_offset_visitor::visit): Write 0 for input file index.
186 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
187 with sym_index and input_index.
188 (Output_section_incremental_inputs::write_got_plt): Adjust size of
189 incremental info GOT entry; replace got_descriptor with input_index.
190 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
191 map from input file index to object.
192 (Sized_relobj_incr::do_layout): Replace direct data member reference
193 with accessor function.
194 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
195 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
196 Adjust size of input file info header.
197 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
198 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
199 (Incremental_input_entry_reader::get_input_section): Adjust size of
200 input file info header.
201 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
202 of incremental info GOT entry.
203 (Incremental_got_plt_reader::get_got_desc): Remove.
204 (Incremental_got_plt_reader::get_got_symndx): New function.
205 (Incremental_got_plt_reader::get_got_input_index): New function.
206 (Sized_incremental_binary::Sized_incremental_binary): Remove
207 file_status_; add input_objects_.
208 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
209 (Sized_incremental_binary::set_file_is_unchanged): Remove.
210 (Sized_incremental_binary::file_is_unchanged): Remove.
211 (Sized_incremental_binary::set_input_object): New function.
212 (Sized_incremental_binary::input_object): New function.
213 (Sized_incremental_binary::file_status_): Remove.
214 (Sized_incremental_binary::input_objects_): New data member.
215 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
216 references.
217 (Sized_relobj_incr::invalid_address): Move to base class.
218 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
219 class.
220 (Sized_relobj_incr::do_output_section_offset): Likewise.
221 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
222 (Sized_relobj_incr::section_offsets_): Likewise.
223 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
224 function.
225 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
226 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
227 with accessor function.
228 (Sized_relobj_file::do_layout): Likewise.
229 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
230 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
231 (Sized_relobj_file::compute_final_local_value): Replace refs to
232 section_offsets_ with accessor function.
233 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
234 * object.h (Relobj::Relobj): Initialize new data members.
235 (Relobj::add_dyn_reloc): New function.
236 (Relobj::first_dyn_reloc): New function.
237 (Relobj::dyn_reloc_count): New function.
238 (Relobj::first_dyn_reloc_): New data member.
239 (Relobj::dyn_reloc_count_): New data member.
240 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
241 references.
242 (Sized_relobj::Address): New typedef.
243 (Sized_relobj::invalid_address): Move here from child class.
244 (Sized_relobj::Sized_relobj): Initialize new data members.
245 (Sized_relobj::sized_relobj): New function.
246 (Sized_relobj::is_output_section_offset_invalid): Move here from
247 child class.
248 (Sized_relobj::get_output_section_offset): Likewise.
249 (Sized_relobj::local_has_got_offset): Likewise.
250 (Sized_relobj::local_got_offset): Likewise.
251 (Sized_relobj::set_local_got_offset): Likewise.
252 (Sized_relobj::do_for_all_local_got_entries): Likewise.
253 (Sized_relobj::clear_got_offsets): New function.
254 (Sized_relobj::section_offsets): Move here from child class.
255 (Sized_relobj::do_output_section_offset): Likewise.
256 (Sized_relobj::do_set_section_offset): Likewise.
257 (Sized_relobj::Local_got_offsets): Likewise.
258 (Sized_relobj::local_got_offsets_): Likewise.
259 (Sized_relobj::section_offsets_): Likewise.
260 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
261 references.
262 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
263 class.
264 (Sized_relobj_file::sized_relobj): New function
265 (Sized_relobj_file::local_has_got_offset): Move to base class.
266 (Sized_relobj_file::local_got_offset): Likewise.
267 (Sized_relobj_file::set_local_got_offset): Likewise.
268 (Sized_relobj_file::get_output_section_offset): Likewise.
269 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
270 (Sized_relobj_file::do_output_section_offset): Likewise.
271 (Sized_relobj_file::do_set_section_offset): Likewise.
272 (Sized_relobj_file::Local_got_offsets): Likewise.
273 (Sized_relobj_file::local_got_offsets_): Likewise.
274 (Sized_relobj_file::section_offsets_): Likewise.
275 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
276 (all constructors).
277 (set_needs_dynsym_index): Convert relobj to derived class pointer.
278 (Output_reloc::get_symbol_index): Likewise.
279 (Output_reloc::local_section_offset): Likewise.
280 (Output_reloc::get_address): Likewise.
281 (Output_reloc::symbol_value): Likewise.
282 (Output_data_got::reserve_slot): Move to class definition.
283 (Output_data_got::reserve_local): New function.
284 (Output_data_got::reserve_slot_for_global): Remove.
285 (Output_data_got::reserve_global): New function.
286 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
287 (all constructors, two instantiations).
288 (Output_reloc::get_relobj): New function (two instantiations).
289 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
290 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
291 (Output_data_reloc::add_global): Adjust type of relobj.
292 (Output_data_reloc::add_global_relative): Likewise.
293 (Output_data_reloc::add_symbolless_global_addend): Likewise.
294 (Output_data_reloc::add_local): Likewise.
295 (Output_data_reloc::add_local_relative): Likewise.
296 (Output_data_reloc::add_symbolless_local_addend): Likewise.
297 (Output_data_reloc::add_local_section): Likewise.
298 (Output_data_reloc::add_output_section): Likewise.
299 (Output_data_reloc::add_absolute): Likewise.
300 (Output_data_reloc::add_target_specific): Likewise.
301 (Output_data_got::reserve_slot): Move definition here.
302 (Output_data_got::reserve_local): New function.
303 (Output_data_got::reserve_global): New function.
304 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
305 section_offsets_ with accessor function.
306 (Sized_relobj_file::write_sections): Likewise.
307 (Sized_relobj_file::do_relocate_sections): Likewise.
308 * target.h (Sized_target::reserve_local_got_entry): New function.
309 (Sized_target::reserve_global_got_entry): New function.
310 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
311 (Target_x86_64::reserve_global_got_entry): New function.
312 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
313
4829d394
CC		 3142011-05-23 Cary Coutant <ccoutant@google.com>
315
316 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
317 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
318 bit when checking got_type.
319 * incremental.cc (Sized_incremental_binary::setup_readers):
320 Store symbol table and string table locations; initialize bit vector
321 of file status flags.
322 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
323 unchanged files.
324 (Sized_incremental_binary::do_process_got_plt): New function.
325 (Sized_incremental_binary::get_symtab_view): Use stored locations.
326 (Output_section_incremental_inputs::set_final_data_size): Record
327 file index for each input file.
328 (Output_section_incremental_inputs::write_got_plt): Store file index
329 instead of input entry offset for each GOT entry.
330 * incremental.h
331 (Incremental_input_entry::Incremental_input_entry): Initialize new
332 data member.
333 (Incremental_input_entry::set_offset): Store file index.
334 (Incremental_input_entry::get_file_index): New function.
335 (Incremental_input_entry::file_index_): New data member.
336 (Incremental_binary::process_got_plt): New function.
337 (Incremental_binary::do_process_got_plt): New function.
338 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
339 data members.
340 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
341 (Sized_incremental_binary::set_file_is_unchanged): New function.
342 (Sized_incremental_binary::file_is_unchanged): New function.
343 (Sized_incremental_binary::do_process_got_plt): New function.
344 (Sized_incremental_binary::file_status_): New data member.
345 (Sized_incremental_binary::main_symtab_loc_): New data member.
346 (Sized_incremental_binary::main_strtab_loc_): New data member.
347 * output.cc (Output_data_got::Got_entry::write): Add case
348 RESERVED_CODE.
349 (Output_data_got::add_global): Call add_got_entry.
350 (Output_data_got::add_global_plt): Likewise.
351 (Output_data_got::add_global_with_rel): Likewise.
352 (Output_data_got::add_global_with_rela): Likewise.
353 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
354 (Output_data_got::add_global_pair_with_rela): Likewise.
355 (Output_data_got::add_local): Call add_got_entry.
356 (Output_data_got::add_local_plt): Likewise.
357 (Output_data_got::add_local_with_rel): Likewise.
358 (Output_data_got::add_local_with_rela): Likewise.
359 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
360 (Output_data_got::add_local_pair_with_rela): Likewise.
361 (Output_data_got::reserve_slot): New function.
362 (Output_data_got::reserve_slot_for_global): New function.
363 (Output_data_got::add_got_entry): New function.
364 (Output_data_got::add_got_entry_pair): New function.
365 (Output_section::add_output_section_data): Edit FIXME.
366 * output.h
367 (Output_section_data_build::Output_section_data_build): New
368 constructor with size parameter.
369 (Output_data_space::Output_data_space): Likewise.
370 (Output_data_got::Output_data_got): Initialize new data member; new
371 constructor with size parameter.
372 (Output_data_got::add_constant): Call add_got_entry.
373 (Output_data_got::reserve_slot): New function.
374 (Output_data_got::reserve_slot_for_global): New function.
375 (class Output_data_got::Got_entry): Add RESERVED_CODE.
376 (Output_data_got::add_got_entry): New function.
377 (Output_data_got::add_got_entry_pair): New function.
378 (Output_data_got::free_list_): New data member.
379 * target.h (Sized_target::init_got_plt_for_update): New function.
380 (Sized_target::register_global_plt_entry): New function.
381 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
382 Initialize new data member; call init; add constructor with PLT count.
383 (Output_data_plt_x86_64::init): New function.
384 (Output_data_plt_x86_64::add_relocation): New function.
385 (Output_data_plt_x86_64::reserve_slot): New function.
386 (Output_data_plt_x86_64::free_list_): New data member.
387 (Target_x86_64::init_got_plt_for_update): New function.
388 (Target_x86_64::register_global_plt_entry): New function.
389 (Output_data_plt_x86_64::add_entry): Allocate from free list for
390 incremental updates.
391 (Output_data_plt_x86_64::add_relocation): New function.
392 * testsuite/object_unittest.cc (Object_test): Set default options.
393
ec69d6da
ILT		 3942011-05-16 Ian Lance Taylor <iant@google.com>
395
396 * options.h (class General_options): Make -i a synonym for -r.
397
732e31de
ILT		 3982011-05-16 Ian Lance Taylor <iant@google.com>
399
400 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
401
403676b5
CC		 4022011-05-10 Cary Coutant <ccoutant@google.com>
403
404 * object.cc (Sized_relobj::do_count_local_symbols): Check for
405 strip_all (-s).
406
5b7b7d6e
ILT		 4072011-05-06 Ian Lance Taylor <iant@google.com>
408
409 * layout.cc (Layout::layout): If the output section flags change,
410 update the ordering.
411
f0f9babf
CC		 4122011-04-25 Cary Coutant <ccoutant@google.com>
413
414 * incremental-dump.cc (dump_incremental_inputs): Print local
415 symbol info for each input file.
416 * incremental.cc
417 (Output_section_incremental_inputs::set_final_data_size): Add local
418 symbol info to input file entries in incremental info.
419 (Output_section_incremental_inputs::write_info_blocks): Likewise.
420 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
421 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
422 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
423 implementation.
424 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
425 (Sized_incr_relobj::do_relocate): Write the local symbols.
426 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
427 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
428 Adjust size of input file header.
429 (Incremental_inputs_reader::get_local_symbol_offset): New function.
430 (Incremental_inputs_reader::get_local_symbol_count): New function.
431 (Incremental_inputs_reader::get_input_section): Adjust size of input
432 file header.
433 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
434 (Sized_incr_relobj::This): New typedef.
435 (Sized_incr_relobj::sym_size): New const data member.
436 (Sized_incr_relobj::Local_symbol): New struct.
437 (Sized_incr_relobj::do_output_local_symbol_count): New function.
438 (Sized_incr_relobj::do_local_symbol_offset): New function.
439 (Sized_incr_relobj::local_symbol_count_): New data member.
440 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
441 (Sized_incr_relobj::local_symbol_index_): New data member.
442 (Sized_incr_relobj::local_symbol_offset_): New data member.
443 (Sized_incr_relobj::local_dynsym_offset_): New data member.
444 (Sized_incr_relobj::local_symbols_): New data member.
445 * object.h (Relobj::output_local_symbol_count): New function.
446 (Relobj::local_symbol_offset): New function.
447 (Relobj::do_output_local_symbol_count): New function.
448 (Relobj::do_local_symbol_offset): New function.
449 (Sized_relobj::do_output_local_symbol_count): New function.
450 (Sized_relobj::do_local_symbol_offset): New function.
451
d0a9ace3
ILT		 4522011-04-22 Vladimir Simonov <sv@sw.ru>
453
454 * descriptors.cc (set_close_on_exec): New function.
455 (Descriptors::open): Use set_close_on_exec.
456 * output.cc (S_ISLNK): Define if not defined.
457
94a3fc8b
CC		 4582011-04-22 Cary Coutant <ccoutant@google.com>
459
460 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
461 global symbol map.
462 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
463 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
464 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
465 relocations.
466 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
467 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
468 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
469 * incremental.h
470 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
471 function.
472 (Incremental_binary::apply_incremental_relocs): New function.
473 (Incremental_binary::do_apply_incremental_relocs): New function.
474 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
475 data member.
476 (Sized_incremental_binary::add_global_symbol): New function.
477 (Sized_incremental_binary::global_symbol): New function.
478 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
479 (Sized_incremental_binary::symbol_map_): New data member.
480 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
481 * target.h (Sized_target::apply_relocation): New function.
482 * target-reloc.h (apply_relocation): New function.
483 * x86_64.cc (Target_x86_64::apply_relocation): New function.
484
c87e4302
DK		 4852011-04-22 Doug Kwan <dougkwan@google.com>
486
487 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
488 flag of a SHT_ARM_EXIDX section.
489 * testsuite/Makefile.am (arm_exidx_test): New test rules.
490 * testsuite/Makefile.in: Regenerate.
491 * testsuite/arm_exidx_test.s: New file.
492 * testsuite/arm_exidx_test.sh: Same.
493
e7782cf6
CC		 4942011-04-20 Cary Coutant <ccoutant@google.com>
495
496 PR gold/12689
497 * archive.h (Incremental_archive_entry::Archive_member):
498 Initialize arg_serial_ (second constructor).
499
308ecdc7
ILT		 5002011-04-17 Ian Lance Taylor <iant@google.com>
501
502 * object.cc (Relocate_info::location): Simplify location string.
503 * errors.cc (Errors::error_at_location): Don't print program
504 name.
505 (Errors::warning_at_location): Likewise.
506 (Errors::undefined_symbol): Likewise.
507 * testsuite/debug_msg.sh: Update accordingly.
508
bec5b579
CC		 5092011-04-14 Cary Coutant <ccoutant@google.com>
510
511 * gold/layout.cc (Layout::symtab_section_offset): New function.
512 * gold/layout.h (Layout::symtab_section_offset): New function.
513 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
514
88597d34
ILT		 5152011-04-12 Ian Lance Taylor <iant@google.com>
516
517 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
518 with MREMAP_MAYMOVE.
519 * output.h (class Output_file): Add map_is_allocated_ field.
520 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
521 not available, provide stubs. If mremap is not available, #define
522 it to gold_mremap.
523 (MREMAP_MAYMOVE): Define if not defined.
524 (Output_file::Output_file): Initialize map_is_allocated_.
525 (Output_file::resize): Check map_is_allocated_.
526 (Output_file::map_anonymous): If mmap fails, use malloc.
527 (Output_file::unmap): Don't do anything for an anonymous map.
528 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
529 is not available, provide stubs.
530 (File_read::View::~View): Use free rather than delete[].
531 (File_read::make_view): Use malloc rather than new[]. If mmap
532 fails, use malloc.
533 (File_read::find_or_make_view): Use malloc rather than new[].
534 * gold.h: Remove HAVE_REMAP code.
535 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
536 exists. Rename mremap to gold_mremap. If mmap is not available
537 don't do anything.
538 * configure, config.in: Rebuild.
539
11e361bc
ILT		 5402011-04-11 Ian Lance Taylor <iant@google.com>
541
542 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
543 initialize local variable v.
544
cdc29364
CC		 5452011-04-11 Cary Coutant <ccoutant@google.com>
546
547 * archive.cc (Archive::include_member): Adjust call to
548 report_object.
549 (Add_archive_symbols::run): Track argument serial numbers.
550 (Lib_group::include_member): Likewise.
551 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
552 * archive.h (Incremental_archive_entry::Archive_member):
553 Initialize arg_serial_.
554 (Archive_member::arg_serial_): New data member.
555 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
556 (Sized_dynobj::do_add_symbols): Track symbols when doing an
557 incremental link.
558 (Sized_dynobj::do_for_all_local_got_entries): New function.
559 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
560 function.
561 * fileread.cc (get_mtime): New function.
562 * fileread.h (get_mtime): New function.
563 * gold.cc (queue_initial_tasks): Check for incremental update.
564 (process_incremental_input): New function.
565 (queue_middle_tasks): Don't force valid target for incremental
566 update.
567 * incremental-dump.cc (find_input_containing_global): Adjust
568 size of symbol info entry.
569 (dump_incremental_inputs): Dump argument serial number and
570 in_system_directory flag; bias shndx by 1; print symbol names
571 when dumping per-file symbol lists; use new symbol info readers.
572 * incremental.cc
573 (Output_section_incremental_inputs:update_data_size): New function.
574 (Sized_incremental_binary::setup_readers): Setup input readers
575 for each input file; build maps for files added from libraries
576 and scripts.
577 (Sized_incremental_binary::check_input_args): New function.
578 (Sized_incremental_binary::do_check_inputs): Build map of argument
579 serial numbers to input arguments.
580 (Sized_incremental_binary::do_file_has_changed): Rename
581 do_file_is_unchanged to this; compare file modification times.
582 (Sized_incremental_binary::do_init_layout): New function.
583 (Sized_incremental_binary::do_reserve_layout): New function.
584 (Sized_incremental_binary::do_get_input_reader): Remove.
585 (Sized_incremental_binary::get_symtab_view): New function.
586 (Incremental_checker::can_incrementally_link_output_file): Remove.
587 (Incremental_inputs::report_command_line): Exclude --debug options.
588 (Incremental_inputs::report_archive_begin): Add parameter; track
589 argument serial numbers; don't put input file entry for archive
590 before archive members.
591 (Incremental_inputs::report_archive_end): Put input file entry
592 for archive after archive members.
593 (Incremental_inputs::report_object): Add parameter; track argument
594 serial numbers and in_system_directory flag.
595 (Incremental_inputs::report_script): Add parameter; track argument
596 serial numbers.
597 (Output_section_incremental_inputs::set_final_data_size): Adjust
598 size of symbol info entry; check for forwarding symbols.
599 (Output_section_incremental_inputs::write_input_files): Write
600 in_system_directory flag and argument serial number.
601 (Output_section_incremental_inputs::write_info_blocks): Map section
602 indices between incremental info and original input file; store
603 input section index for each symbol.
604 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
605 change operator() to visit().
606 (class Global_got_offset_visitor): Likewise.
607 (class Global_symbol_visitor_got_plt):
608 (Output_section_incremental_inputs::write_got_plt): Use new visitor
609 classes.
610 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
611 (Sized_incr_relobj::do_read_symbols): New function.
612 (Sized_incr_relobj::do_layout): New function.
613 (Sized_incr_relobj::do_layout_deferred_sections): New function.
614 (Sized_incr_relobj::do_add_symbols): New function.
615 (Sized_incr_relobj::do_should_include_member): New function.
616 (Sized_incr_relobj::do_for_all_global_symbols): New function.
617 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
618 (Sized_incr_relobj::do_section_size): New function.
619 (Sized_incr_relobj::do_section_name): New function.
620 (Sized_incr_relobj::do_section_contents): New function.
621 (Sized_incr_relobj::do_section_flags): New function.
622 (Sized_incr_relobj::do_section_entsize): New function.
623 (Sized_incr_relobj::do_section_address): New function.
624 (Sized_incr_relobj::do_section_type): New function.
625 (Sized_incr_relobj::do_section_link): New function.
626 (Sized_incr_relobj::do_section_info): New function.
627 (Sized_incr_relobj::do_section_addralign): New function.
628 (Sized_incr_relobj::do_initialize_xindex): New function.
629 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
630 (Sized_incr_relobj::do_read_relocs): New function.
631 (Sized_incr_relobj::do_gc_process_relocs): New function.
632 (Sized_incr_relobj::do_scan_relocs): New function.
633 (Sized_incr_relobj::do_count_local_symbols): New function.
634 (Sized_incr_relobj::do_finalize_local_symbols): New function.
635 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
636 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
637 (Sized_incr_relobj::do_relocate): New function.
638 (Sized_incr_relobj::do_set_section_offset): New function.
639 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
640 (Sized_incr_dynobj::do_read_symbols): New function.
641 (Sized_incr_dynobj::do_layout): New function.
642 (Sized_incr_dynobj::do_add_symbols): New function.
643 (Sized_incr_dynobj::do_should_include_member): New function.
644 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
645 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
646 (Sized_incr_dynobj::do_section_size): New function.
647 (Sized_incr_dynobj::do_section_name): New function.
648 (Sized_incr_dynobj::do_section_contents): New function.
649 (Sized_incr_dynobj::do_section_flags): New function.
650 (Sized_incr_dynobj::do_section_entsize): New function.
651 (Sized_incr_dynobj::do_section_address): New function.
652 (Sized_incr_dynobj::do_section_type): New function.
653 (Sized_incr_dynobj::do_section_link): New function.
654 (Sized_incr_dynobj::do_section_info): New function.
655 (Sized_incr_dynobj::do_section_addralign): New function.
656 (Sized_incr_dynobj::do_initialize_xindex): New function.
657 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
658 (make_sized_incremental_object): New function.
659 (Incremental_library::copy_unused_symbols): New function.
660 (Incremental_library::do_for_all_unused_symbols): New function.
661 * incremental.h (enum Incremental_input_flags): New type.
662 (class Incremental_checker): Remove.
663 (Incremental_input_entry::Incremental_input_entry): Add argument
664 serial number.
665 (Incremental_input_entry::arg_serial): New function.
666 (Incremental_input_entry::set_is_in_system_directory): New function.
667 (Incremental_input_entry::is_in_system_directory): New function.
668 (Incremental_input_entry::arg_serial_): New data member.
669 (Incremental_input_entry::is_in_system_directory_): New data member.
670 (class Script_info): Move here from script.h.
671 (Script_info::Script_info): Add filename parameter.
672 (Script_info::filename): New function.
673 (Script_info::filename_): New data member.
674 (Incremental_script_entry::Incremental_script_entry): Add argument
675 serial number.
676 (Incremental_object_entry::Incremental_object_entry): Likewise.
677 (Incremental_object_entry::add_input_section): Build list of input
678 sections with map to original shndx.
679 (Incremental_object_entry::get_input_section_index): New function.
680 (Incremental_object_entry::shndx_): New data member.
681 (Incremental_object_entry::name_key_): Rename; adjust all refs.
682 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
683 (Incremental_archive_entry::Incremental_archive_entry): Add argument
684 serial number.
685 (Incremental_inputs::report_archive_begin): Likewise.
686 (Incremental_inputs::report_object): Likewise.
687 (Incremental_inputs::report_script): Likewise.
688 (class Incremental_global_symbol_reader): New class.
689 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
690 and store flags and input file type.
691 (Incremental_input_entry_reader::arg_serial): New function.
692 (Incremental_input_entry_reader::type): Extract type from flags.
693 (Incremental_input_entry_reader::is_in_system_directory): New function.
694 (Incremental_input_entry_reader::get_input_section_count): Call
695 accessor function for type.
696 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
697 function for type; adjust size of global symbol entry.
698 (Incremental_input_entry_reader::get_global_symbol_count): Call
699 accessor function for type.
700 (Incremental_input_entry_reader::get_object_count): Likewise.
701 (Incremental_input_entry_reader::get_object_offset): Likewise.
702 (Incremental_input_entry_reader::get_member_count): Likewise.
703 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
704 (Incremental_input_entry_reader::get_member_offset): Likewise.
705 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
706 (Incremental_input_entry_reader::Global_symbol_info): Remove.
707 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
708 (Incremental_input_entry_reader::get_global_symbol_reader): New
709 function.
710 (Incremental_input_entry_reader::get_output_symbol_index): New
711 function.
712 (Incremental_input_entry_reader::type_): Remove.
713 (Incremental_input_entry_reader::flags_): New data member.
714 (Incremental_inputs_reader::input_file_offset): New function.
715 (Incremental_inputs_reader::input_file_index): New function.
716 (Incremental_inputs_reader::input_file): Call input_file_offset.
717 (Incremental_inputs_reader::input_file_at_offset): New function.
718 (Incremental_relocs_reader::get_r_type): Reformat.
719 (Incremental_relocs_reader::get_r_shndx): Reformat.
720 (Incremental_relocs_reader::get_r_offset): Reformat.
721 (Incremental_relocs_reader::data): New function.
722 (Incremental_binary::Incremental_binary): Initialize new data members.
723 (Incremental_binary::check_inputs): Add cmdline parameter.
724 (Incremental_binary::file_is_unchanged): Remove.
725 (Input_reader::arg_serial): New function.
726 (Input_reader::get_unused_symbol_count): New function.
727 (Input_reader::get_unused_symbol): New function.
728 (Input_reader::do_arg_serial): New function.
729 (Input_reader::do_get_unused_symbol_count): New function.
730 (Input_reader::do_get_unused_symbol): New function.
731 (Incremental_binary::input_file_count): New function.
732 (Incremental_binary::get_input_reader): Change signature to use
733 index instead of filename.
734 (Incremental_binary::file_has_changed): New function.
735 (Incremental_binary::get_input_argument): New function.
736 (Incremental_binary::get_library): New function.
737 (Incremental_binary::get_script_info): New function.
738 (Incremental_binary::init_layout): New function.
739 (Incremental_binary::reserve_layout): New function.
740 (Incremental_binary::output_file): New function.
741 (Incremental_binary::do_check_inputs): New function.
742 (Incremental_binary::do_file_is_unchanged): Remove.
743 (Incremental_binary::do_file_has_changed): New function.
744 (Incremental_binary::do_init_layout): New function.
745 (Incremental_binary::do_reserve_layout): New function.
746 (Incremental_binary::do_input_file_count): New function.
747 (Incremental_binary::do_get_input_reader): Change signature.
748 (Incremental_binary::input_args_map_): New data member.
749 (Incremental_binary::library_map_): New data member.
750 (Incremental_binary::script_map_): New data member.
751 (Sized_incremental_binary::Sized_incremental_binary): Initialize
752 new data members.
753 (Sized_incremental_binary::output_section): New function.
754 (Sized_incremental_binary::inputs_reader): Add const.
755 (Sized_incremental_binary::symtab_reader): Add const.
756 (Sized_incremental_binary::relocs_reader): Add const.
757 (Sized_incremental_binary::got_plt_reader): Add const.
758 (Sized_incremental_binary::get_symtab_view): New function.
759 (Sized_incremental_binary::Inputs_reader): New typedef.
760 (Sized_incremental_binary::Input_entry_reader): New typedef.
761 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
762 (Sized_incremental_binary::do_file_is_unchanged): Remove.
763 (Sized_incremental_binary::do_file_has_changed): New function.
764 (Sized_incremental_binary::do_init_layout): New function.
765 (Sized_incremental_binary::do_reserve_layout): New function.
766 (Sized_input_reader::Inputs_reader): Remove.
767 (Sized_input_reader::Input_entry_reader): Remove.
768 (Sized_input_reader::do_arg_serial): New function.
769 (Sized_input_reader::do_get_unused_symbol_count): New function.
770 (Sized_input_reader::do_get_unused_symbol): New function.
771 (Sized_incremental_binary::do_input_file_count): New function.
772 (Sized_incremental_binary::do_get_input_reader): Change signature;
773 use index instead of filename.
774 (Sized_incremental_binary::section_map_): New data member.
775 (Sized_incremental_binary::input_entry_readers_): New data member.
776 (class Sized_incr_relobj): New class.
777 (class Sized_incr_dynobj): New class.
778 (make_sized_incremental_object): New function.
779 (class Incremental_library): New class.
780 * layout.cc (Free_list::num_lists): New static data member.
781 (Free_list::num_nodes): New static data member.
782 (Free_list::num_removes): New static data member.
783 (Free_list::num_remove_visits): New static data member.
784 (Free_list::num_allocates): New static data member.
785 (Free_list::num_allocate_visits): New static data member.
786 (Free_list::init): New function.
787 (Free_list::remove): New function.
788 (Free_list::allocate): New function.
789 (Free_list::dump): New function.
790 (Free_list::print_stats): New function.
791 (Layout_task_runner::run): Resize output file for incremental updates.
792 (Layout::Layout): Initialize new data members.
793 (Layout::set_incremental_base): New function.
794 (Layout::init_fixed_output_section): New function.
795 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
796 incremental updates.
797 (Layout::create_gold_note): Do not create gold note section for
798 incremental updates.
799 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
800 for incremental updates.
801 (Layout::set_section_offsets): For incremental updates, allocate space
802 from free list.
803 (Layout::create_symtab_sections): Layout with offsets relative to
804 start of section; for incremental updates, allocate space from free
805 list.
806 (Layout::create_shdrs): For incremental updates, allocate space from
807 free list.
808 (Layout::finish_dynamic_section): For incremental updates, do not
809 check --as-needed (fixed in subsequent patch).
810 * layout.h (class Free_list): New class.
811 (Layout::set_incremental_base): New function.
812 (Layout::incremental_base): New function.
813 (Layout::init_fixed_output_section): New function.
814 (Layout::allocate): New function.
815 (Layout::incremental_base_): New data member.
816 (Layout::free_list_): New data member.
817 * main.cc (main): Print Free_list statistics.
818 * object.cc (Relobj::finalize_incremental_relocs): Add
819 clear_counts parameter; clear counts only when clear_counts is set.
820 (Sized_relobj::Sized_relobj): Initialize new base class.
821 (Sized_relobj::do_layout): Don't report special sections.
822 (Sized_relobj::do_for_all_local_got_entries): New function.
823 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
824 symtab_off to all symbol table offsets.
825 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
826 * object.h (class Got_offset_list): Move to top of file.
827 (Object::Object): Allow case where input_file == NULL.
828 (Object::~Object): Likewise.
829 (Object::input_file): Assert that input_file != NULL.
830 (Object::lock): Allow case where input_file == NULL.
831 (Object::unlock): Likewise.
832 (Object::is_locked): Likewise.
833 (Object::token): Likewise.
834 (Object::release): Likewise.
835 (Object::is_incremental): New function.
836 (Object::get_mtime): New function.
837 (Object::for_all_local_got_entries): New function.
838 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
839 (Object::set_is_in_system_directory): New function.
840 (Object::is_in_system_directory): New function.
841 (Object::do_is_incremental): New function.
842 (Object::do_get_mtime): New function.
843 (Object::do_for_all_local_got_entries): New function.
844 (Object::is_in_system_directory_): New data member.
845 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
846 (class Sized_relobj_base): New class.
847 (class Sized_relobj): Derive from Sized_relobj_base.
848 (class Sized_relobj::Symbols): Redeclare from base class.
849 (class Sized_relobj::local_got_offset_list): Remove.
850 (class Sized_relobj::Output_sections): Redeclare from base class.
851 (class Sized_relobj::do_for_all_local_got_entries): New function.
852 (class Sized_relobj::write_local_symbols): Add offset parameter.
853 (class Sized_relobj::local_symbol_offset_): Update comment.
854 (class Sized_relobj::local_dynsym_offset_): Update comment.
855 * options.cc (Input_arguments::add_file): Remove const.
856 * options.h (Input_file_argument::Input_file_argument):
857 Initialize arg_serial_ (all constructors).
858 (Input_file_argument::set_arg_serial): New function.
859 (Input_file_argument::arg_serial): New function.
860 (Input_file_argument::arg_serial_): New data member.
861 (Input_arguments::Input_arguments): Initialize file_count_.
862 (Input_arguments::add_file): Remove const.
863 (Input_arguments::number_of_input_files): New function.
864 (Input_arguments::file_count_): New data member.
865 (Command_line::number_of_input_files): Call
866 Input_arguments::number_of_input_files.
867 * output.cc (Output_segment_headers::Output_segment_headers):
868 Set current size.
869 (Output_section::Input_section::current_data_size): New function.
870 (Output_section::Output_section): Initialize new data members.
871 (Output_section::add_input_section): Don't do merge sections for
872 an incremental link; allocate space from free list for an
873 incremental update.
874 (Output_section::add_output_section_data): Allocate space from
875 free list for an incremental update.
876 (Output_section::update_data_size): New function.
877 (Output_section::set_fixed_layout): New function.
878 (Output_section::reserve): New function.
879 (Output_segment::set_section_addresses): Remove const.
880 (Output_segment::set_section_list_addresses): Remove const; allocate
881 space from free list for an incremental update.
882 (Output_segment::set_offset): Adjust size of RELRO segment for an
883 incremental update.
884 * output.h (Output_data::current_data_size): Move here from
885 child classes.
886 (Output_data::pre_finalize_data_size): New function.
887 (Output_data::update_data_size): New function.
888 (Output_section_headers::update_data_size): new function.
889 (Output_section_data_build::current_data_size): Move to Output_data.
890 (Output_data_strtab::update_data_size): New function.
891 (Output_section::current_data_size): Move to Output_data.
892 (Output_section::set_fixed_layout): New function.
893 (Output_section::has_fixed_layout): New function.
894 (Output_section::reserve): New function.
895 (Output_section::update_data_size): New function.
896 (Output_section::has_fixed_layout_): New data member.
897 (Output_section::free_list_): New data member.
898 (Output_segment::set_section_addresses): Remove const.
899 (Output_segment::set_section_list_addresses): Remove const.
900 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
901 New function.
902 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
903 New function.
904 * readsyms.cc (Read_symbols::do_read_symbols): Add library
905 parameter when calling Add_symbols constructor; store argument
906 serial number for members of a lib group.
907 (Add_symbols::locks): Allow case where token == NULL.
908 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
909 (Read_member::~Read_member): New function.
910 (Read_member::is_runnable): New function.
911 (Read_member::locks): New function.
912 (Read_member::run): New function.
913 (Check_script::~Check_script): New function.
914 (Check_script::is_runnable): New function.
915 (Check_script::locks): New function.
916 (Check_script::run): New function.
917 (Check_library::~Check_library): New function.
918 (Check_library::is_runnable): New function.
919 (Check_library::locks): New function.
920 (Check_library::run): New function.
921 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
922 (Add_symbols::library_): New data member.
923 (class Read_member): New class.
924 (class Check_script): New class.
925 (class Check_library): New class.
926 * reloc.cc (Read_relocs::is_runnable): Allow case where
927 token == NULL.
928 (Read_relocs::locks): Likewise.
929 (Scan_relocs::locks): Likewise.
930 (Relocate_task::locks): Likewise.
931 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
932 to clear counters.
933 (Sized_relobj::incremental_relocs_scan): Fix comment.
934 (Sized_relobj::do_relocate): Pass output file offset to
935 write_local_symbols.
936 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
937 from class declaration.
938 * script.cc (read_input_script): Allocate Script_info; pass
939 argument serial number to report_script.
940 * script.h (class Script_info): Move to incremental.h.
941 * symtab.cc (Symbol_table::add_from_incrobj): New function.
942 * symtab.h (Symbol_table::add_from_incrobj): New function.
943 (Symbol_table::set_file_offset): New function.
944
b961d0d7
CC		 9452011-04-05 Cary Coutant <ccoutant@google.com>
946
947 * incremental-dump.cc (dump_incremental_inputs): Change signature
948 to take a Sized_incremental_binary; change caller. Use readers
949 in Sized_incremental_binary.
950 * incremental.cc
951 (Sized_incremental_binary::find_incremental_inputs_sections):
952 Rename do_find_incremental_inputs_sections to this.
953 (Sized_incremental_binary::setup_readers): New function.
954 (Sized_incremental_binary::do_check_inputs): Check
955 has_incremental_info_ flag; move setup code to setup_readers;
956 use input readers.
957 (Sized_incremental_binary::do_file_is_unchanged): New function.
958 (Sized_incremental_binary::do_get_input_reader): New function.
959 * incremental.h (class Incremental_binary): Move to end of file.
960 (Incremental_binary::file_is_unchanged): New function.
961 (Incremental_binary::do_file_is_unchanged): New function.
962 (Incremental_binary::Input_reader): New class.
963 (Incremental_binary::get_input_reader): New function.
964 (class Sized_incremental_binary): Move to end of file.
965 (Sized_incremental_binary::Sized_incremental_binary): Setup the
966 input section reader classes.
967 (Sized_incremental_binary::has_incremental_info): New function.
968 (Sized_incremental_binary::inputs_reader): New function.
969 (Sized_incremental_binary::symtab_reader): New function.
970 (Sized_incremental_binary::relocs_reader): New function.
971 (Sized_incremental_binary::got_plt_reader): New function.
972 (Sized_incremental_binary::do_file_is_unchanged): New function.
973 (Sized_incremental_binary::Sized_input_reader): New class.
974 (Sized_incremental_binary::get_input_reader): New function.
975 (Sized_incremental_binary::find_incremental_inputs_sections):
976 Rename do_find_incremental_inputs_sections to this.
977 (Sized_incremental_binary::setup_readers): New function.
978 (Sized_incremental_binary::has_incremental_info_): New data member.
979 (Sized_incremental_binary::inputs_reader_): New data member.
980 (Sized_incremental_binary::symtab_reader_): New data member.
981 (Sized_incremental_binary::relocs_reader_): New data member.
982 (Sized_incremental_binary::got_plt_reader_): New data member.
983 (Sized_incremental_binary::current_input_file_): New data member.
984
a869183f
PP		 9852011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
986
987 PR gold/12640
988 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
989 violation.
990
9912011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 992
993 * archive.cc (Archive::include_member): Adjust call to report_object.
994 (Add_archive_symbols::run): Add script_info to call to
995 report_archive_begin.
996 (Lib_group::include_member): Adjust call to report_object.
997 (Add_lib_group_symbols::run): Adjust call to report_object.
998 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
999 blocks. Add object count for script input files.
1000 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1001 script_info parameter; change all callers.
1002 (Incremental_inputs::report_object): Add script_info parameter;
1003 change all callers.
1004 (Incremental_inputs::report_script): Store backpointer to
1005 incremental info entry.
1006 (Output_section_incremental_inputs::set_final_data_size): Record
1007 additional information for scripts.
1008 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1009 * incremental.h (Incremental_script_entry::add_object): New function.
1010 (Incremental_script_entry::get_object_count): New function.
1011 (Incremental_script_entry::get_object): New function.
1012 (Incremental_script_entry::objects_): New data member; adjust
1013 constructor.
1014 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1015 (Incremental_inputs::report_object): Add script_info parameter.
1016 (Incremental_inputs_reader::get_object_count): New function.
1017 (Incremental_inputs_reader::get_object_offset): New function.
1018 * options.cc (Input_arguments::add_file): Return reference to
1019 new input argument.
1020 * options.h (Input_argument::set_script_info): New function.
1021 (Input_argument::script_info): New function.
1022 (Input_argument::script_info_): New data member; adjust all
1023 constructors.
1024 (Input_file_group::add_file): Return reference to new input argument.
1025 (Input_file_lib::add_file): Likewise.
1026 (Input_arguments::add_file): Likewise.
1027 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1028 * script.cc (Parser_closure::Parser_closure): Add script_info
1029 parameter; adjust all callers.
1030 (Parser_closure::script_info): New function.
1031 (Parser_closure::script_info_): New data member.
1032 (read_input_script): Report scripts earlier to incremental info.
1033 (script_add_file): Set script_info in Input_argument.
1034 (script_add_library): Likewise.
1035 * script.h (Script_options::Script_info): Rewrite class.
1036
a869183f 10372011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1038
1039 * archive.cc (Library_base::should_include_member): Move
1040 method here from class Archive.
1041 (Archive::Archive): Initialize base class.
1042 (Archive::should_include_member): Move to base class.
1043 (Archive::do_for_all_unused_symbols): New function.
1044 (Add_archive_symbols::run): Remove redundant access to
1045 incremental_inputs.
1046 (Lib_group::Lib_group): Initialize base class.
1047 (Lib_group::do_filename): New function.
1048 (Lib_group::include_member): Pass pointer to Lib_group to
1049 report_object.
1050 (Lib_group::do_for_all_unused_symbols): New function.
1051 (Add_lib_group_symbols::run): Report archive information for
1052 incremental links.
1053 * archive.h (class Library_base): New base class.
1054 (class Archive): Derive from Library_base.
1055 (Archive::filename): Move to base class.
1056 (Archive::set_incremental_info): Likewise.
1057 (Archive::incremental_info): Likewise.
1058 (Archive::Should_include): Likewise.
1059 (Archive::should_include_member): Likewise.
1060 (Archive::Armap_entry): Remove.
1061 (Archive::Unused_symbol_iterator): Remove.
1062 (Archive::unused_symbols_begin): Remove.
1063 (Archive::unused_symbols_end): Remove.
1064 (Archive::do_filename): New function.
1065 (Archive::do_get_mtime): New function.
1066 (Archive::do_for_all_unused_symbols): New function.
1067 (Archive::task_): Move to base class.
1068 (Archive::incremental_info_): Likewise.
1069 (class Lib_group): Derive from Library_base.
1070 (Lib_group::do_filename): New function.
1071 (Lib_group::do_get_mtime): New function.
1072 (Lib_group::do_for_all_unused_symbols): New function.
1073 (Lib_group::task_): Move to base class.
1074 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1075 function.
1076 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1077 function.
1078 * incremental.cc (Incremental_inputs::report_archive_begin):
1079 Use Library_base; call library's get_mtime; add incremental inputs
1080 entry before members.
1081 (class Unused_symbol_visitor): New class.
1082 (Incremental_inputs::report_archive_end): Use Library_base; use
1083 visitor class to record unused symbols; don't add incremental inputs
1084 entry after members.
1085 (Incremental_inputs::report_object): Use Library_base.
1086 * incremental.h
1087 (Incremental_archive_entry::Incremental_archive_entry): Remove
1088 unused Archive parameter.
1089 (Incremental_inputs::report_archive_begin): Use Library_base.
1090 (Incremental_inputs::report_archive_end): Likewise.
1091 (Incremental_inputs::report_object): Likewise.
1092 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1093 function.
1094 * object.h (Object::for_all_global_symbols): New function.
1095 (Object::do_for_all_global_symbols): New function.
1096 (Sized_relobj::do_for_all_global_symbols): New function.
1097 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1098 function.
1099 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1100 function.
1101
61ab3e40
ILT		 11022011-03-27 Ian Lance Taylor <iant@google.com>
1103
1104 * archive.cc (Archive::interpret_header): Return -1 if something
1105 goes wrong. Change callers accordingly.
1106
30e1f9e6
CC		 11072011-03-25 Cary Coutant <ccoutant@google.com>
1108
1109 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1110 * testsuite/Makefile.in: Regenerate.
1111
9c793f14
RÁE		 11122010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1113
1114 * plugin.cc (get_view): New.
1115 (Plugin::load): Pass get_view to the plugin.
1116 (Plugin_manager::get_view): New.
1117
9312bb0a
ILT		 11182011-03-21 Ian Lance Taylor <iant@google.com>
1119
1120 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1121 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1122
7e12ba9e
ST		 11232011-03-21 Sriraman Tallam <tmsriram@google.com>
1124
1125 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1126 Change == to -eq.
1127 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1128 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1129 Change == to -eq.
1130 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1131 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1132
fd7a005d
ILT		 11332011-03-14 Ian Lance Taylor <iant@google.com>
1134
1135 * script-sections.cc (Sort_output_sections::script_compare):
1136 Rename from is_before, change return type.
1137 (Sort_output_sections::operator()): Adjust accordingly.
1138
ed16fd1b
ILT		 11392011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1140
1141 PR gold/12572
1142 * testsuite/odr_violation2.cc: Add comment to make all error line
1143 numbers double digits.
1144 * testsuite/debug_msg.sh: Adjust expected errors.
1145
71ff8986
ILT		 11462011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1147
1148 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1149 but mark earlier ones as non-canonical
1150 (offset_to_iterator): Update search target and example
1151 (do_addr2line): Return extra lines in a vector*
1152 (format_file_lineno): Extract from do_addr2line
1153 (one_addr2line): Add vector* out-param
1154 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1155 when a lineno entry appeared last for its instruction
1156 (Dwarf_line_info): Add vector* out-param
1157 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1158 * symtab.cc (Odr_violation_compare): Include the lineno in the
1159 comparison again.
1160 (linenos_from_loc): New. Combine the canonical line for an
1161 address with its other lines.
1162 (True_if_intersect): New. Helper functor to make
1163 std::set_intersection a query.
1164 (detect_odr_violations): Compare sets of lines instead of just
1165 one line for each function. This became less deterministic, but
1166 has fewer false positives.
1167 * symtab.h: Declarations.
1168 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1169 mix an optimized and non-optimized object in the same binary
1170 (odr_violation2.so): Same.
1171 * testsuite/Makefile.in: Regenerate from Makefile.am.
1172 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1173 * testsuite/debug_msg.sh: Update line numbers and add
1174 assertions.
1175 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1176 non-optimized context.
1177 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1178 isn't inlined, and use OdrDerived in an optimized context.
1179 * testsuite/odr_header1.h: Defines OdrDerived, where
1180 optimization will change the
1181 first-instruction-in-the-destructor's file and line number.
1182 * testsuite/odr_header2.h: Defines OdrBase.
1183
a19fefdc
ILT		 11842011-03-09 Ian Lance Taylor <iant@google.com>
1185
1186 * fileread.cc (File_read::clear_views): Don't delete the whole
1187 file view.
1188
ecb351e9
ILT		 11892011-03-08 Ian Lance Taylor <iant@google.com>
1190
1191 PR gold/12525
1192 * fileread.cc: #include <climits>.
1193 (GOLD_IOV_MAX): Define.
1194 (File_read::read_multiple): Limit number of entries by iov_max.
1195 * fileread.h (class File_read): Always set max_readv_entries to
1196 128.
1197
b821d13c
ILT		 11982011-03-07 Ian Lance Taylor <iant@google.com>
1199
1200 PR gold/12525
1201 * options.h (class General_options): Add -dy and -dn.
1202
89243142
CC		 12032011-03-02 Cary Coutant <ccoutant@google.com>
1204
1205 * testsuite/script_test_9.t: Add TLS segment.
1206
d0773f31
ILT		 12072011-03-02 Simon Baldwin <simonb@google.com>
1208
1209 * configure.ac: Add check for gnu_indirect_function support in
1210 the toolchain building binutils.
1211 * configure: Rebuild.
1212
badc8139
RÁE		 12132010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1214
1215 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1216 plugin only symbols.
1217 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1218 in plugin files as not needed in the symbol table.
1219
4cf7a849
ST		 12202011-02-11 Sriraman Tallam <tmsriram@google.com>
1221
1222 * output.cc (Output_section::add_input_section): Delay fill
1223 generation for section ordering.
1224
b578bd7d
ILT		 12252011-02-09 Ian Lance Taylor <iant@google.com>
1226
1227 PR gold/12316
1228 * object.h (class Sized_relobj): Remove clear_local_symbols.
1229 * reloc.cc (Sized_relobj::do_relocate): Don't call
1230 clear_local_symbols.
1231
84ced98a
RÁE		 12322010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1233
1234 * plugin.cc (is_visible_from_outside): Return true for symbols
1235 in the -u option.
1236
55382fb7
ILT		 12372011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1238
1239 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1240 filename.
1241
4e271fff
ST		 12422011-02-02 Sriraman Tallam <tmsriram@google.com>
1243
1244 * icf.h (is_section_foldable_candidate): Change type of parameter
1245 to std::string.
1246 * icf.cc (Icf::find_identical_sections): Change type of local variable
1247 section_name to be std::string.
1248 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1249
d433c3ac
ILT		 12502011-01-25 Ian Lance Taylor <iant@google.com>
1251
1252 * script.cc (script_add_extern): Rewrite to use
1253 add_symbol_reference.
1254
880473a6
DK		 12552011-01-25 Doug Kwan <dougkwan@google.com>
1256
d433c3ac 1257 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1258
f30f86fa
ILT		 12592011-01-24 Ian Lance Taylor <iant@google.com>
1260
1261 * options.h (class General_options): Accept
1262 --no-detect-odr-violations.
1263
8e51a0b9
ILT		 12642011-01-24 Ian Lance Taylor <iant@google.com>
1265
1266 * version.cc (version_string): Bump to 1.11.
1267
0f3b89d8
ILT		 12682011-01-24 Ian Lance Taylor <iant@google.com>
1269
1270 * plugin.cc (class Plugin_rescan): Define new class.
1271 (Plugin_manager::claim_file): Set any_claimed_.
1272 (Plugin_manager::save_archive): New function.
1273 (Plugin_manager::save_input_group): New function.
1274 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1275 necessary.
1276 (Plugin_manager::new_undefined_symbol): New function.
1277 (Plugin_manager::rescan): New function.
1278 (Plugin_manager::rescannable_defines): New function.
1279 (Plugin_manager::add_input_file): Set any_added_.
1280 * plugin.h (class Plugin_manager): define new fields rescannable_,
1281 undefined_symbols_, any_claimed_, and any_added_. Declare
1282 Plugin_rescan as friend. Declare new functions.
1283 (Plugin_manager::Rescannable): Define type.
1284 (Plugin_manager::Rescannable_list): Define type.
1285 (Plugin_manager::Undefined_symbol_list): Define type.
1286 (Plugin_manager::Plugin_manager): Initialize new fields.
1287 * archive.cc (Archive::defines_symbol): New function.
1288 (Add_archive_symbols::run): Pass archive to plugins if any.
1289 * archive.h (class Archive): Declare defines_symbol.
1290 * readsyms.cc (Input_group::~Input_group): New function.
1291 (Finish_group::run): Pass input_group to plugins if any.
1292 * readsyms.h (class Input_group): Declare destructor.
1293 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1294 any.
1295
3bb951e5
ILT		 12962011-01-10 Ian Lance Taylor <iant@google.com>
1297
1298 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1299 section as relro.
1300 (Layout::set_segment_offsets): Reset increase_relro before calling
1301 set_section_addresses a second time.
1302
0aa45fac
CC		 13032011-01-04 Cary Coutant <ccoutant@google.com>
1304
1305 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1306 sections before NOBITS sections.
1307
0db46eb4
L		 13082011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1309
1310 * version.cc (print_version): Update copyright to 2011.
1311
829c9745
CC		 13122010-12-23 Cary Coutant <ccoutant@google.com>
1313
1314 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1315 of OS to this->add. Add OD parameter to second form of the function.
1316
7500420b
ILT		 13172010-12-20 Ian Lance Taylor <iant@google.com>
1318
1319 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1320 second of two consecutive entries with same offset.
1321
f8e9a930
RW		 13222010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1323
1324 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1325 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1326 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1327 to avoid unneeded links against $(LDADD).
1328 * testsuite/Makefile.in: Regenerate.
1329
2fbb4320
ILT		 13302010-12-15 Ian Lance Taylor <iant@google.com>
1331
1332 PR gold/12324
1333 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1334 for R_X86_64_32 and R_X86_64_PC32.
1335 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1336 ver_matching_def_pic.o.
1337 (ver_matching_def_pic.o): New target.
1338
fedb228d
RW		 13392010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1340
1341 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1342 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1343 Move definition before File_read::View member definitions.
1344 (File_read::View::~View): Initialize and hold lock before
1345 updating current_mapped_bytes.
1346
9b547ce6
RW		 13472010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1348
1349 * dwarf_reader.cc: Remove outdated comment.
1350 * gold-threads.cc: Fix typo in error message.
1351 * archive.cc: Fix typos in comments.
1352 * archive.h: Likewise.
1353 * arm-reloc-property.cc: Likewise.
1354 * arm-reloc-property.h: Likewise.
1355 * arm-reloc.def: Likewise.
1356 * arm.cc: Likewise.
1357 * attributes.h: Likewise.
1358 * cref.cc: Likewise.
1359 * ehframe.cc: Likewise.
1360 * fileread.h: Likewise.
1361 * gold.h: Likewise.
1362 * i386.cc: Likewise.
1363 * icf.cc: Likewise.
1364 * incremental.h: Likewise.
1365 * int_encoding.cc: Likewise.
1366 * layout.h: Likewise.
1367 * main.cc: Likewise.
1368 * merge.h: Likewise.
1369 * object.cc: Likewise.
1370 * object.h: Likewise.
1371 * options.cc: Likewise.
1372 * readsyms.cc: Likewise.
1373 * reduced_debug_output.cc: Likewise.
1374 * reloc.cc: Likewise.
1375 * script-sections.cc: Likewise.
1376 * sparc.cc: Likewise.
1377 * symtab.h: Likewise.
1378 * target-reloc.h: Likewise.
1379 * target.cc: Likewise.
1380 * target.h: Likewise.
1381 * timer.cc: Likewise.
1382 * timer.h: Likewise.
1383 * x86_64.cc: Likewise.
1384
83e17bd5
CC		 13852010-12-09 Cary Coutant <ccoutant@google.com>
1386
1387 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1388 stack.
1389 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1390 parameter; change all callers.
1391 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1392 * options.h (warn_execstack): New option.
1393
017257f8
DK		 13942010-12-07 Doug Kwan <dougkwan@google.com>
1395
1396 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1397 like function call relocations.
1398
c20cbc06
ILT		 13992010-12-07 Ian Lance Taylor <iant@google.com>
1400
1401 * archive.cc (Archive::get_elf_object_for_member): Permit
1402 punconfigured to be NULL.
1403 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1404 (Archive::include_member): Pass NULL to get_elf_object_for_member
1405 if we searched for the archive and this is the first included
1406 object.
1407
4dbfafcc
ILT		 14082010-12-01 Ian Lance Taylor <iant@google.com>
1409
1410 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1411 track_relocs_type_ field.
1412 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1413 Set track_relocs_type_.
1414 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1415 contents when using RELA relocs.
1416 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1417 reloc_map_.
1418 * reloc.cc (Track_relocs::next_addend): New function.
1419 * reloc.h (class Track_relocs): Declare next_addend.
1420
e5e19edd
ILT		 14212010-12-01 Ian Lance Taylor <iant@google.com>
1422
1423 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1424 virtual destructor.
1425
9a5ce24c
ILT		 14262010-12-01 Ian Lance Taylor <iant@google.com>
1427
1428 * README: Update compilers known to work and fail.
1429
c7791212
NC		 14302010-11-23 Matthias Klose <doko@ubuntu.com>
1431
1432 * configure.in: For --enable-gold, handle value `default' instead of
1433 `both*'. Always install ld as ld.bfd, install as ld if gold is
1434 not the default.
1435 * configure: Regenerate.
1436
0ad220c9
DK		 14372010-11-18 Doug Kwan <dougkwan@google.com>
1438
1439 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1440 and right_alignment to be zero. Store result alignment only if it is
1441 greater than existing alignment.
1442
ab8056e0
CC		 14432010-11-16 Cary Coutant <ccoutant@google.com>
1444
1445 PR gold/12220
1446 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1447 Check for ".zdebug_line".
1448
fd064a5b
CC		 14492010-11-16 Doug Kwan <dougkwan@google.com>
1450 Cary Coutant <ccoutant@google.com>
1451
1452 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1453 by reference; adjust all callers.
1454 * output.cc (Output_segment::set_section_addresses): Adjust references
1455 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1456 list is empty.
1457 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1458 end at page boundary.
1459
6fc6ea19
CC		 14602010-11-16 Cary Coutant <ccoutant@google.com>
1461
1462 PR gold/12220
1463 * layout.cc (Layout::choose_output_section): Transform names of
1464 compressed sections even when using a script with a SECTIONS clause.
1465 (Layout::output_section_name): Remove code to transform
1466 compressed debug section names.
1467 * output.cc (Output_section::add_input_section): Use uncompressed
1468 section size when tracking input sections.
1469
95a2c8d6
RS		 14702010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1471
1472 * symtab.h (Symbol::NON_PIC_REF): Remove.
1473 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1474 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1475 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1476 (Symbol::use_plt_offset): Take a flags argument and pass it
1477 directly to needs_dynamic_reloc. Restrict check for undefined
1478 weak symbols to function calls.
1479 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1480 (Target_arm::Scan::global): Use it.
1481 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1482 (Target_arm::Relocate::relocate): Likewise.
1483 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1484 parameter with an r_type parameter. Use get_reference_flags
1485 to get the flags.
1486 (Target_arm::Relocate::relocate): Update accordingly.
1487 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1488 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1489 (Target_i386::Scan::global): Likewise.
1490 (Target_i386::Relocate::relocate): Likewise.
1491 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1492 parameter with an r_type parameter. Use get_reference_flags
1493 to get the flags.
1494 (Target_i386::Relocate::relocate): Update accordingly.
1495 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1496 (Target_powerpc::Scan::global): Use it.
1497 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1498 (Target_powerpc::Relocate::relocate): Likewise.
1499 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1500 (Target_sparc::Scan::global): Use it.
1501 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1502 (Target_sparc::Relocate::relocate): Likewise.
1503 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1504 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1505 (Target_x86_64::Scan::global): Likewise.
1506 (Target_x86_64::Relocate::relocate): Likewise.
1507
f625ae50
DK		 15082010-11-08 Doug Kwan <dougkwan@google.com>
1509 Cary Coutant <ccoutant@google.com>
1510
1511 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1512 (Arm_exidx_merge_section::section_contents_): New data member.
1513 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1514 (Arm_input_section::~Arm_input_section): De-allocate memory.
1515 (Arm_input_section::original_contents_): New data member.
1516 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1517 in parameters instead of calling Object::section_contents without
1518 locking.
1519 (Arm_output_section::group_section): New parameter TASK. Pass it
1520 to callees that need locking objects.
1521 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1522 to lock EXIDX input sections. Fix a formatting issue. Call
1523 Arm_exidx_merged_section::build_contents to create merged section
1524 contents.
1525 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1526 to lock object of stub table owner.
1527 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1528 TEXT_SIZE to initialize data member TEXT_SIZE_.
1529 (Arm_exidx_input_section::addralign): Fix typo in comment.
1530 (Arm_exidx_input_section::text_size): New method.
1531 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1532 that require locking objects. Lock objects before scanning for stubs
1533 and updating local symbols.
1534 (Arm_input_section<big_endian>::init): Copy contents of original
1535 input section.
1536 (Arm_input_section<big_endian>::do_write): Use saved contents of
1537 original input section instead of calling Object::section_contents
1538 without locking.
1539 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1540 size without calling Object::section_size().
1541 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1542 for size. Allocate a buffer for merged EXIDX entries.
1543 (Arm_exidx_merged_section::build_contents): New method.
1544 (Arm_exidx_merged_section::do_write): Move merge section contents
1545 building code to Arm_exidx_merged_section::build_contetns. Write
1546 out contetns in buffer instead of building it on the fly.
1547 (Arm_relobj::make_exidx_input_section): Also pass text section size
1548 to Arm_exidx_input_section constructor.
1549 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1550 (Arm_dynobj::do_read_symbols): Fix memory leak.
1551 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1552 * target.h: (class Task): Add forward declaration.
1553 (Target::relax): Add new parameter TASK and pass it to
1554 Target::do_relax().
1555 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1556
5f9bcf58
CC		 15572010-11-05 Cary Coutant <ccoutant@google.com>
1558
1559 PR gold/10708
1560 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1561 object when reading from the file.
1562 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1563 second layout pass.
1564 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1565 when reading section contents.
1566 (get_section_contents): Likewise.
1567 (icf::find_identical_sections): Likewise.
1568 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1569 object when reading from the file.
1570 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1571 the object when doing deferred section layout.
1572
e597fa08
NC		 15732010-11-03 Nick Clifton <nickc@redhat.com>
1574
1575 PR gold/12001
1576 * script.h (class Symbol_assignment: name): New member. Returns
1577 the name of the symbol.
1578 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1579 Returns true if the given symbol name is on the list of
1580 assignments wating to be processed.
1581 * archive.cc (should_incldue_member): If the symbol is undefined,
1582 check to see if it is on the list of symbols pending assignment.
1583
3f9a3278
ILT		 15842010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1585
1586 * script-sections.cc (Script_sections::find_memory_region): Check
1587 for a NULL output section pointer.
1588
d06fb4d1
DK		 15892010-10-29 Doug Kwan <dougkwan@google.com>
1590
1591 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1592 Output_section::add_relaxed_input_section.
1593 * output.cc (Output_section::add_relaxed_input_section): Add new
1594 arguments LAYOUT and NAME. Set section order index.
1595 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1596 Copy section order index.
1597 * output.h (Output_section::add_relaxed_input_section): Add new
1598 arguments LAYOUT and NAME.
1599
90e24de5
ILT		 16002010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1601
1602 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1603 NATIVE_OR_CROSS_LINKER.
1604 * testsuite/Makefile.in: Regenerate.
1605
c9484ea5
DK		 16062010-10-20 Doug Kwan <dougkwan@google.com>
1607
1608 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1609 without SHF_LINK_ORDER flags.
1610 * layout.cc (Layout::choose_output_section): Do not filter
1611 SHF_LINK_ORDER flag in a relocatable link.
1612
5bc2f5be
CC		 16132010-10-17 Cary Coutant <ccoutant@google.com>
1614
1615 * output.h (Output_segment::set_section_addresses): Change function
1616 signature. Update all callers.
1617 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1618 sections.
1619 (Output_segment::set_section_addresses): Align after last TLS
1620 section. Add padding before last relro section instead of after.
1621
0c91cf04
DK		 16222010-10-17 Doug Kwan <dougkwan@google.com>
1623
1624 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1625 GOT output section to be writable.
1626
8c21d9d3
CC		 16272010-10-14 Cary Coutant <ccoutant@google.com>
1628
1629 * debug.h (DEBUG_INCREMENTAL): New flag.
1630 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1631 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1632 mode.
1633 * incremental.cc (report_command_line): Ignore all forms of
1634 --incremental.
1635 * layout.cc (Layout::Layout): Check parameters for incremental link
1636 mode.
1637 * options.cc (General_options::parse_incremental): New function.
1638 (General_options::parse_no_incremental): New function.
1639 (General_options::parse_incremental_full): New function.
1640 (General_options::parse_incremental_update): New function.
1641 (General_options::incremental_mode_): New data member.
1642 (General_options::finalize): Check incremental_mode_.
1643 * options.h (General_options): Update help text for --incremental.
1644 Add --no-incremental, --incremental-full, --incremental-update.
1645 (General_options::Incremental_mode): New enum type.
1646 (General_options::incremental_mode): New function.
1647 (General_options::incremental_mode_): New data member.
1648 * parameters.cc (Parameters::incremental_mode_): New data member.
1649 (Parameters::set_options): Set incremental_mode_.
1650 (Parameters::set_incremental_full): New function.
1651 (Parameters::incremental): New function.
1652 (Parameters::incremental_update): New function.
1653 (set_parameters_incremental_full): New function.
1654 * parameters.h (Parameters::set_incremental_full): New function.
1655 (Parameters::incremental): New function.
1656 (Parameters::incremental_update): New function.
1657 (Parameters::incremental_mode_): New data member.
1658 (set_parameters_incremental_full): New function.
1659 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1660 incremental link mode.
1661 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1662 (Sized_relobj::do_relocate_sections): Likewise.
1663 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1664 option.
1665 * testsuite/Makefile.in: Regenerate.
1666 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1667
bb32aa18 16682010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 1669
1670 * script-sections.h (class Script_sections): Make
1671 Sections_elements typedef public.
1672 * script-sections.cc (class Sort_output_sections): Add elements_
1673 field. Add constructor which sets it; change all callers.
1674 (Sort_output_sections::is_before): New function.
1675 (Sort_output_sections::operator()): Call is_before.
1676 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1677 conditional.
1678 * testsuite/script_test_10.sh: New test. Test script section
1679 order.
1680 * testsuite/script_test_10.t: Likewise.
1681 * testsuite/script_test_10.s: Likewise.
1682 * testsuite/Makefile.am: Wrap the cross linker tests and the
1683 common tests into NATIVE_OR_CROSS_LINKER.
1684 (check_SCRIPTS): Add script_test_10.sh.
1685 (check_DATA): Add script_test_10.stdout.
1686 (script_test_10.o, script_test_10): New targets.
1687 (script_test_10.stdout): New target.
1688 * configure, testsuite/Makefile.in: Regenerate.
1689
3cef7179
ILT		 16902010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1691
1692 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1693 error for the deprecated relocations.
1694 (Target_arm::Scan::global): Likewise.
1695 (Target_arm::Relocate::relocate): Likewise.
1696
7411e9a8
RS		 16972010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1698
1699 * fileread.cc (Input_file::find_file): Initialize *found_name
1700 and *namep when using the fallback search for case 4.
1701
6a9da32a
CC		 17022010-10-11 Cary Coutant <ccoutant@google.com>
1703
1704 * options.h (class General_options): Redefine -z lazy as an alias for
1705 the negation of -z now.
1706
ac897c20
ILT		 17072010-10-11 Ian Lance Taylor <iant@google.com>
1708
1709 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1710 binding.
1711
ea5cae92
NC		 17122010-10-06 Nick Clifton <nickc@redhat.com>
1713
1714 * script-sections.cc(class Memory_region): Remove
1715 current_lma_offset_ field. Rename current_vma_offset_ to
1716 current_offset_. Add last_section_ field.
1717 (Memory_region::get_current_vma_address): Rename to
1718 get_current_address.
1719 (Memory_region::get_current_lma_address): Delete.
1720 (Memory_region::increment_vma_offset): Rename to
1721 increment_offset.
1722 (Memory_region::increment_lma_offset): Delete.
1723 (Memory_region::attributes_compatible): New method. Returns
1724 true if the provided section is compatible with the region.
1725 (Memory_region::get_last_section): New method. Returns the last
1726 section to use the region.
1727 (Memory_region::set_last_section): New method. Stores the last
1728 section to use the region.
1729 (Script_sections::block_in_region): New method. Returns true if
1730 a block of memory is contained within a region.
1731 (Script_sections::find_memory_region): New method. Locates a
1732 memory region to be used to set a VMA or LMA address.
1733 (Output_section_definition::set_section_addresses): Add code to
1734 check for addresses set by memory regions.
1735 (Output_segment::set_section_addresses): Remove memory region
1736 walking code.
1737 (Script_sections::create_segment): Add a warning if a header
1738 segment is created outside of any region.
1739 * script-sections.h (class Script_sections): Add prototypes for
1740 find_memory_region and block_in_region methods.
1741 * testsuite/memory_test.s: Use .long instead of .word.
1742 * testsuite/memory_test.t: Add some more output sections.
1743 * testsuite/memory_test.sh: Update expected output.
1744
a9bfd952
DK		 17452010-10-02 Doug Kwan <dougkwan@google.com>
1746
1747 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1748 defintion to symtab.h
1749 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1750 declaration to defintion.
1751
bacff3ab
NC		 17522010-10-01 Nick Clifton <nickc@redhat.com>
1753
1754 * expression.cc (eval): Replace dummy argument with NULL.
1755 (eval_maybe_dot): Check for a NULL result section pointer.
1756 (Symbol_expression::value): Likewise.
1757 (Dot_expression::value): Likewise.
1758 (BINARY_EXPRESSION): Likewise.
1759 (Max_expression::value): Likewise.
1760 (Min_expression::value): Likewise.
1761 (Absolute_expression::value): Likewise.
1762 (Addr_expression::value_from_output_section): Likewise.
1763 (Loaddddr_expression::value_from_output_section): Likewise.
1764 (Segment_start_expression::value): Likewise.
1765 * script-sections.cc
1766 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1767 argument with NULL.
1768 (Sections_elememt_dot_assignment::set_section_addresses):
1769 Likewise.
1770 (Output_data_expression::do_write_to_buffer): Likewise.
1771 (Output_section_definition::finalize_symbols): Likewise.
1772 (Output_section_definition::set_section_addresses): Likewise.
1773
f81bc8b5
DK		 17742010-09-30 Doug Kwan <dougkwan@google.com>
1775
1776 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1777
c95e9f27
ST		 17782010-09-28 Sriraman Tallam <tmsriram@google.com>
1779
1780 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 1781 function.
c95e9f27
ST		 1782 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1783 virtual function.
1784 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1785 virtual function.
1786 * icf.cc (get_section_contents): Inline merge sections only when
1787 target allows it.
1788
3cac54d2
RW		 17892010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1790
1791 * configure: Regenerate.
1792
2904037a
ILT		 17932010-09-17 Ian Lance Taylor <iant@google.com>
1794
1795 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 1796 * testsuite/Makefile.am (memory_test.o): New target.
1797 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1798 memory_test.t.
1799 * testsuite/Makefile.in: Rebuild.
2904037a 1800
bca7fb63
DK		 18012010-09-17 Doug Kwan <dougkwan@google.com>
1802
1803 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1804 defintion if relocation uses GOT entries of the symbol.
1805 * testsuite/icf_safe_test.sh: Fix test.
1806 * testsuite/icf_safe_so_test.sh: Fix test.
1807
4ef28648
CC		 18082010-09-16 Cary Coutant <ccoutant@google.com>
1809
1810 * script_sections.cc (class Memory_region): Remove "NULL" from
1811 vector initializations.
1812
793990de
CC		 18132010-09-15 Cary Coutant <ccoutant@google.com>
1814
1815 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1816 Resolve forwarding symbols.
1817
81e015e2
DK		 18182010-09-15 Doug Kwan <dougkwan@google.com>
1819
1820 * gold/testsuite/script_test_3.t: Add ARM special sections.
1821 * gold/testsuite/script_test_4.t: Same.
1822 * gold/testsuite/script_test_5.t: Same.
1823 * gold/testsuite/script_test_6.t: Same.
1824 * gold/testsuite/script_test_7.t: Same.
1825 * gold/testsuite/script_test_7.t: Same.
1826 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1827
36171d64
CC		 18282010-09-14 Cary Coutant <ccoutant@google.com>
1829
1830 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1831 (Target_x86_64::Relocate::relocate_tls): Replace check for
1832 saw_tls_block_reloc_ with test for executable section.
1833
d89051bd
CC		 18342010-09-12 Cary Coutant <ccoutant@google.com>
1835
1836 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1837 position-independent executables to shared libraries need dynamic
1838 relocations.
1839 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1840 position-independent executables.
1841 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1842 * testsuite/Makefile.in: Regenerate.
1843
fca41f0f
NC		 18442010-09-10 Nick Clifton <nickc@redhat.com>
1845
1846 PR gold/11997
1847 * testsuite/memory_test.t: Discard any sections that are not
1848 needed.
1849
6695e4b3
L		 18502010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1851
1852 PR gold/11996
1853 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1854 "This::" to work around a bug in gcc 4.2.
1855
1856 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1857
0f72bf6f
RÁE		 18582010-09-09 Rafael Espindola <espindola@google.com>
1859
1860 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1861 sections with different PF_X flags in the same segment.
1862 (Layout::find_first_load_seg): Search all segments to find the first
1863 one.
1864 * options.h (rosegment): New.
1865
18662010-09-08 Rafael Espindola <espindola@google.com>
a6577478 1867
05a79166 1868 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 1869
aa98ff75
DK		 18702010-09-08 Doug Kwan <dougkwan@google.com>
1871
1872 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1873 (Arm_relobj::do_relocate_sections): Add new parameter for output
1874 file to match the parent.
1875 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1876 of local symbols instead of input values. Update code to track
1877 changes in gold::relocate_section.
1878 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1879 (Sized_relobj::compute_final_local_value_internal): New methods.
1880 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1881 body into private version of Sized_relobj::compute_final_local_value.
1882 Call the inline method.
1883 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1884 merged symbol value if there is one.
1885 (Symbol_value::has_output_value): New method defintiion.
1886 (Sized_relobj::Compute_final_local_value_status): New enum type.
1887 (Sized_relobj::compute_final_local_value): New methods.
1888 (Sized_relobj::compute_final_local_value_internal): New methods.
1889 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1890 and arm_cortex_a8.sh.
1891 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1892 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1893 New tests.
1894 * Makefile.in: Regenerate.
1895 * testsuite/arm_bl_out_of_range.s: Update test.
1896 * testsuite/thumb_bl_out_of_range.s: Ditto.
1897 * testsuite/thumb_blx_out_of_range.s: Ditto.
1898 * testsuite/arm_branch_out_of_range.sh: New file.
1899 * testsuite/arm_cortex_a8.sh: Ditto.
1900 * testsuite/arm_cortex_a8_b.s: Ditto.
1901 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1902 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1903 * testsuite/arm_cortex_a8_bl.s: Ditto.
1904 * testsuite/arm_cortex_a8_blx.s: Ditto.
1905 * testsuite/arm_cortex_a8_local.s: Ditto.
1906 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1907 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1908
05a79166
L		 19092010-09-08 Rafael Espindola <espindola@google.com>
1910
1911 * Makefile.am (memory_test.stdout): Run readelf with -W.
1912 * Makefile.in: Regenerate.
1913 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1914 64 bit output.
1915
33dbc701
RÁE		 19162010-09-08 Rafael Espindola <espindola@google.com>
1917
1918 * script-sections.cc (Script_sections::add_memory_region): Convert
1919 field precision to int.
1920 * script.cc (script_set_section_region, script_set_section_region):
1921 Convert field precision to int.
1922
731ca54a
RÁE		 19232010-09-08 Rafael Espindola <espindola@google.com>
1924
1925 * arm.cc (do_finalize_sections): Create the __exidx_start and
1926 __exdix_end symbols even when the section is missing.
1927
7f8cd844
NC		 19282010-09-08 Nick Clifton <nickc@redhat.com>
1929
1930 * README: Remove claim that MEMORY is not supported.
1931 * expression.cc (script_exp_function_origin)
1932 (script_exp_function_length): Move from here to ...
1933 * script.cc: ... here.
1934 (script_set_section_region, script_add_memory)
1935 (script_parse_memory_attr, script_include_directive): New
1936 functions.
1937 * script-sections.cc
1938 (class Memory_region): New class.
1939 (class Output_section_definition): Add set_memory_region,
1940 set_section_vma, set_section_lma and get_section_name methods.
1941 (class Script_Sections): Add add_memory_region,
1942 find_memory_region, find_memory_region_origin,
1943 find_memory_region_length and set_memory_region methods.
1944 Have set_section_addresses method walk the list of set memory
1945 regions.
1946 Extend the print methos to display memory regions.
1947 * script-sections.h: Add prototypes for new methods.
1948 Add enum for MEMORY region attributes.
1949 * yyscript.y: Add support for parsing MEMORY regions.
1950 * script-c.h: Add prototypes for new functions.
1951 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1952 * testsuite/Makefile.in: Regenerate.
1953 * testsuite/memory_test.sh: New script.
1954 * testsuite/memory_test.s: New assembler source file.
1955 * testsuite/memory_test.t: New linker script.
1956
a4649286
DK		 19572010-08-27 Doug Kwan <dougkwan@google.com>
1958
1959 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1960 reference override an existing dynamic weak reference.
1961 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1962 * testsuite/Makefile.in: Regenerate.
1963 * testsuite/dyn_weak_ref.sh: New file.
1964 * testsuite/dyn_weak_ref_1.c: Ditto.
1965 * testsuite/dyn_weak_ref_2.c: Ditto.
1966
b56648ad
ILT		 19672010-08-27 Ian Lance Taylor <iant@google.com>
1968
1969 * incremental.h (class Incremental_input_entry): Add virtual
1970 destructor.
1971
809313cb
ILT		 19722010-08-27 Ian Lance Taylor <iant@google.com>
1973
1974 * testsuite/start_lib_test_3.c: Mark t3 as used.
1975
11e32464
NC		 19762010-08-27 Nick Clifton <nickc@redhat.com>
1977
1978 * options.cc (version_script): Fix small typo in previous
1979 whitespace tidyup.
1980
ca09d69a
NC		 19812010-08-25 Nick Clifton <nickc@redhat.com>
1982
1983 * archive.cc: Formatting fixes: Remove whitespace between
1984 typename and following asterisk. Remove whitespace between
1985 function name and opening parenthesis.
1986 * archive.h: Likewise.
1987 * arm.cc: Likewise.
1988 * attributes.cc: Likewise.
1989 * attributes.h: Likewise.
1990 * common.cc: Likewise.
1991 * copy-relocs.cc: Likewise.
1992 * dirsearch.h: Likewise.
1993 * dynobj.cc: Likewise.
1994 * ehframe.cc: Likewise.
1995 * ehframe.h: Likewise.
1996 * expression.cc: Likewise.
1997 * fileread.cc: Likewise.
1998 * fileread.h: Likewise.
1999 * gc.h: Likewise.
2000 * gold-threads.cc: Likewise.
2001 * gold.cc: Likewise.
2002 * i386.cc: Likewise.
2003 * icf.h: Likewise.
2004 * incremental-dump.cc: Likewise.
2005 * incremental.cc: Likewise.
2006 * layout.cc: Likewise.
2007 * layout.h: Likewise.
2008 * main.cc: Likewise.
2009 * merge.cc: Likewise.
2010 * merge.h: Likewise.
2011 * object.cc: Likewise.
2012 * object.h: Likewise.
2013 * options.cc: Likewise.
2014 * options.h: Likewise.
2015 * output.cc: Likewise.
2016 * output.h: Likewise.
2017 * plugin.cc: Likewise.
2018 * plugin.h: Likewise.
2019 * powerpc.cc: Likewise.
2020 * reloc.cc: Likewise.
2021 * script-c.h: Likewise.
2022 * script-sections.cc: Likewise.
2023 * script.cc: Likewise.
2024 * stringpool.cc: Likewise.
2025 * symtab.cc: Likewise.
2026 * symtab.h: Likewise.
2027 * target.cc: Likewise.
2028 * timer.cc: Likewise.
2029 * timer.h: Likewise.
2030 * version.cc: Likewise.
2031 * x86_64.cc: Likewise.
2032
b8fa8750
NC		 20332010-08-24 Nick Clifton <nickc@redhat.com>
2034
2035 PR 11899
2036 * layout.cc (segment_precedes): Sort segments by their physical
2037 addresses, if they have been set.
2038
9919d93b
CC		 20392010-08-23 Cary Coutant <ccoutant@google.com>
2040
2041 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2042 symbols data.
2043 (Lib_group::include_member): Unlock object after deleting its
2044 symbols data.
2045 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2046 the bug fixed here.
2047
97b4be1c
CC		 20482010-08-19 Neil Vachharajani <nvachhar@google.com>
2049 Cary Coutant <ccoutant@google.com>
2050
2051 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2052 constructor, and set_blocker.
2053 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2054 readsyms_blocker_.
2055 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2056 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2057 * testsuite/Makefile.am (start_lib_test): New test case.
2058 * testsuite/Makefile.in: Regenerate.
2059 * testsuite/start_lib_test_main.c: New file.
2060 * testsuite/start_lib_test_1.c: New file.
2061 * testsuite/start_lib_test_2.c: New file.
2062 * testsuite/start_lib_test_3.c: New file.
2063
dd0b1884
ILT		 20642010-08-19 Ian Lance Taylor <iant@google.com>
2065
2066 * Makefile.in: Rebuild with automake 1.11.1.
2067 * aclocal.m4: Likewise.
2068 * testsuite/Makefile.in: Likewise.
2069
7223e9ca
ILT		 20702010-08-19 Ian Lance Taylor <iant@google.com>
2071
2072 PR 10893
2073 * i386.cc (class Output_data_plt_i386): Update declarations.
2074 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2075 local_ifuncs_ fields.
2076 (Target_i386::do_plt_section_for_global): New function.
2077 (Target_i386::do_plt_section_for_local): New function.
2078 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2079 parameter; change all callers. Initialize global_ifuncs_ and
2080 local_ifuncs_. If doing a static link define __rel_iplt_start and
2081 __rel_iplt_end.
2082 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2083 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2084 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2085 symbols.
2086 (Target_i386::make_plt_section): New function, broken out of
2087 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2088 (Target_i386::make_plt_entry): Call make_plt_section.
2089 (Target_i386::make_local_ifunc_plt_entry): New function.
2090 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2091 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2092 R_386_IRELATIVE to switch.
2093 (Target_i386::Scan::global): Likewise.
2094 (Target_i386::Relocate::relocate): Likewise.
2095 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2096 switch.
2097 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2098 (Target_x86_64::do_plt_section_for_global): New function.
2099 (Target_x86_64::do_plt_section_for_local): New function.
2100 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2101 parameter; change all callers. If doing a static link define
2102 __rela_iplt_start and __rela_iplt_end.
2103 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2104 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2105 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2106 to point to .plt.
2107 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2108 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2109 switch.
2110 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2111 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2112 R_X86_64_IRELATIVE to switch.
2113 (Target_x86_64::Scan::global): Likewise.
2114 (Target_x86_64::Relocate::relocate): Likewise.
2115 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2116 switch.
2117 * target.h (class Target): Add plt_section_for_global and
2118 plt_section_for_local functions. Add do_plt_section_for_global
2119 and do_plt_section_for_local virtual functions.
2120 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2121 clarifying comments.
2122 (Symbol::use_plt_offset): Handle IFUNC symbol.
2123 * object.cc (Sized_relobj::Sized_relobj): Initialize
2124 local_plt_offsets_.
2125 (Sized_relobj::local_has_plt_offset): New function.
2126 (Sized_relobj::local_plt_offset): New function.
2127 (Sized_relobj::set_local_plt_offset): New function.
2128 (Sized_relobj::do_count): Handle IFUNC symbol.
2129 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2130 a bit away from input_shndx_ field. Add set_is_func_symbol and
2131 is_ifunc_symbol functions.
2132 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2133 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2134 local_plt_offsets_ field.
2135 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2136 * output.h (class Output_section_data): Add non-const
2137 output_section function.
2138 (class Output_data_got): Update declarations.
2139 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2140 Add use_plt_offset parameter to global and local constructors.
2141 Change all callers. Change local_sym_index_ field to 31 bits.
2142 Change GSYM_CODE and CONSTANT_CODE accordingly.
2143 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2144 doing a static link don't set sh_link field.
2145 (Output_data_got::Got_entry::write): Use PLT offset if
2146 appropriate.
2147 (Output_data_got::add_global_plt): New function.
2148 (Output_data_got::add_local_plt): New function.
2149 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2150 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2151 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2152 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2153 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2154 IFUNC conditional.
2155 * testsuite/ifunc-sel.h: New file.
2156 * testsuite/ifuncmain1.c: New file.
2157 * testsuite/ifuncmain1vis.c: New file.
2158 * testsuite/ifuncmod1.c: New file.
2159 * testsuite/ifuncdep2.c: New file.
2160 * testsuite/ifuncmain2.c: New file.
2161 * testsuite/ifuncmain3.c: New file.
2162 * testsuite/ifuncmod3.c: New file.
2163 * testsuite/ifuncmain4.c: New file.
2164 * testsuite/ifuncmain5.c: New file.
2165 * testsuite/ifuncmod5.c: New file.
2166 * testsuite/ifuncmain6pie.c: New file.
2167 * testsuite/ifuncmod6.c: New file.
2168 * testsuite/ifuncmain7.c: New file.
2169 * configure, testsuite/Makefile.in: Rebuild.
2170
56f75c03
ILT		 21712010-08-18 Ian Lance Taylor <iant@google.com>
2172
2173 * incremental.cc
2174 (Output_section_incremental_inputs::write_input_files): Add cast
2175 to avoid signed/unsigned comparison warning.
2176 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2177
55455f89
CC		 21782010-08-12 Cary Coutant <ccoutant@google.com>
2179
2180 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2181
e2054bcb
ILT		 21822010-08-13 Ian Lance Taylor <iant@google.com>
2183
2184 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2185
74f67560
DK		 21862010-08-12 Cary Coutant <ccoutant@google.com>
2187 Doug Kwan <dougkwan@google.com>
2188
2189 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2190 defintion overrides non-weak undef, remember that the original undef
2191 is not weak.
2192 * symtab.cc (Symbol_table::sized_write_global): For undef without
2193 an original weak binding, set binding to global in output.
2194 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2195 * testsuite/Makefile.in: Regenerate.
2196 * testsuite/strong_ref_weak_def.sh: New file.
2197 * testsuite/strong_ref_weak_def_1.c: Ditto.
2198 * testsuite/strong_ref_weak_def_2.c: Ditto.
2199
d1238d12
CC		 22002010-08-12 Cary Coutant <ccoutant@google.com>
2201
2202 * testsuite/incremental_test.sh: Rewrite.
2203 * testsuite/incremental_test_1.c: Rewrite.
2204 * testsuite/incremental_test_2.c: Rewrite.
2205
0e70b911
CC		 22062010-08-12 Cary Coutant <ccoutant@google.com>
2207
2208 * arm.cc (Target_arm::got_size): Add const.
2209 (Target_arm::got_entry_count): New function.
2210 (Target_arm::plt_entry_count): New function.
2211 (Target_arm::first_plt_entry_offset): New function.
2212 (Target_arm::plt_entry_size): New function.
2213 (Output_data_plt_arm::entry_count): New function.
2214 (Output_data_plt_arm::first_plt_entry_offset): New function.
2215 (Output_data_plt_arm::get_plt_entry_size): New function.
2216 * i386.cc (Target_i386::got_size): Add const.
2217 (Target_i386::got_entry_count): New function.
2218 (Target_i386::plt_entry_count): New function.
2219 (Target_i386::first_plt_entry_offset): New function.
2220 (Target_i386::plt_entry_size): New function.
2221 (Output_data_plt_i386::entry_count): New function.
2222 (Output_data_plt_i386::first_plt_entry_offset): New function.
2223 (Output_data_plt_i386::get_plt_entry_size): New function.
2224 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2225 find_incremental_inputs_sections. Dump incremental_got_plt section.
2226 * incremental.cc: Include target.h.
2227 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2228 parameter. Adjust all callers. Find incremental_got_plt section.
2229 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2230 section.
2231 (Output_section_incremental_inputs::set_final_data_size): Calculate
2232 size of incremental_got_plt section.
2233 (Output_section_incremental_inputs::do_write): Write the
2234 incremental_got_plt section.
2235 (Got_plt_view_info): New struct.
2236 (Local_got_offset_visitor): New class.
2237 (Global_got_offset_visitor): New class.
2238 (Global_symbol_visitor_got_plt): New class.
2239 (Output_section_incremental_inputs::write_got_plt): New function.
2240 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2241 Add parameter. Adjust all callers.
2242 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2243 (Incremental_inputs::got_plt_section): New function.
2244 (Incremental_inputs::got_plt_section_): New data member.
2245 (Incremental_got_plt_reader): New class.
2246 * layout.cc (Layout::create_incremental_info_sections): Add the
2247 incremental_got_plt section.
2248 * object.h (Got_offset_list::get_list): New function.
2249 (Got offset_list::for_all_got_offsets): New function.
2250 (Sized_relobj::local_got_offset_list): New function.
2251 * powerpc.cc (Target_powerpc::got_size): Add const.
2252 (Target_powerpc::got_entry_count): New function.
2253 (Target_powerpc::plt_entry_count): New function.
2254 (Target_powerpc::first_plt_entry_offset): New function.
2255 (Target_powerpc::plt_entry_size): New function.
2256 (Output_data_plt_powerpc::entry_count): New function.
2257 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2258 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2259 * sparc.cc (Target_sparc::got_size): Add const.
2260 (Target_sparc::got_entry_count): New function.
2261 (Target_sparc::plt_entry_count): New function.
2262 (Target_sparc::first_plt_entry_offset): New function.
2263 (Target_sparc::plt_entry_size): New function.
2264 (Output_data_plt_sparc::entry_count): New function.
2265 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2266 (Output_data_plt_sparc::get_plt_entry_size): New function.
2267 * symtab.h (Symbol::got_offset_list): New function.
2268 (Symbol_table::for_all_symbols): New function.
2269 * target.h (Sized_target::got_entry_count): New function.
2270 (Sized_target::plt_entry_count): New function.
2271 (Sized_target::plt_entry_size): New function.
2272 * x86_64.cc (Target_x86_64::got_size): Add const.
2273 (Target_x86_64::got_entry_count): New function.
2274 (Target_x86_64::plt_entry_count): New function.
2275 (Target_x86_64::first_plt_entry_offset): New function.
2276 (Target_x86_64::plt_entry_size): New function.
2277 (Output_data_plt_x86_64::entry_count): New function.
2278 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2279 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2280
09ec0418
CC		 22812010-08-12 Cary Coutant <ccoutant@google.com>
2282
2283 * archive.cc: Include incremental.h.
2284 (Archive::Archive): Initialize incremental_info_.
2285 (Archive::include_member): Record archive members in incremental info.
2286 (Add_archive_symbols::run): Record begin and end of an archive in
2287 incremental info.
2288 (Lib_group::include_member): Record objects in incremental info.
2289 * archive.h (Incremental_archive_entry): Forward declaration.
2290 (Archive::set_incremental_info): New member function.
2291 (Archive::incremental_info): New member function.
2292 (Archive::Unused_symbol_iterator): New class.
2293 (Archive::unused_symbols_begin): New member function.
2294 (Archive::unused_symbols_end): New member function.
2295 (Archive::incremental_info_): New data member.
2296 * incremental-dump.cc (find_input_containing_global): New function.
2297 (dump_incremental_inputs): Dump new incremental info sections.
2298 * incremental.cc: Include symtab.h.
2299 (Output_section_incremental_inputs): New class.
2300 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2301 new incremental info sections.
2302 (Sized_incremental_binary::do_check_inputs): Likewise.
2303 (Incremental_inputs::report_archive): Remove.
2304 (Incremental_inputs::report_archive_begin): New function.
2305 (Incremental_inputs::report_archive_end): New function.
2306 (Incremental_inputs::report_object): New function.
2307 (Incremental_inputs::finalize_inputs): Remove.
2308 (Incremental_inputs::report_input_section): New function.
2309 (Incremental_inputs::report_script): Rewrite.
2310 (Incremental_inputs::finalize): Do nothing but finalize string table.
2311 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2312 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2313 (Incremental_inputs::create_data_sections): New function.
2314 (Incremental_inputs::relocs_entsize): New function.
2315 (Output_section_incremental_inputs::set_final_data_size): New function.
2316 (Output_section_incremental_inputs::do_write): New function.
2317 (Output_section_incremental_inputs::write_header): New function.
2318 (Output_section_incremental_inputs::write_input_files): New function.
2319 (Output_section_incremental_inputs::write_info_blocks): New function.
2320 (Output_section_incremental_inputs::write_symtab): New function.
2321 * incremental.h (Incremental_script_entry): Forward declaration.
2322 (Incremental_object_entry): Forward declaration.
2323 (Incremental_archive_entry): Forward declaration.
2324 (Incremental_inputs): Forward declaration.
2325 (Incremental_inputs_header_data): Remove.
2326 (Incremental_inputs_header): Remove.
2327 (Incremental_inputs_header_write): Remove.
2328 (Incremental_inputs_entry_data): Remove.
2329 (Incremental_inputs_entry): Remove.
2330 (Incremental_inputs_entry_write): Remove.
2331 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2332 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2333 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2334 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2335 Likewise.
2336 (Incremental_input_entry): New class.
2337 (Incremental_script_entry): New class.
2338 (Incremental_object_entry): New class.
2339 (Incremental_archive_entry): New class.
2340 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2341 (Incremental_inputs::report_inputs): Remove.
2342 (Incremental_inputs::report_archive): Remove.
2343 (Incremental_inputs::report_archive_begin): New function.
2344 (Incremental_inputs::report_archive_end): New function.
2345 (Incremental_inputs::report_object): Change prototype.
2346 (Incremental_inputs::report_input_section): New function.
2347 (Incremental_inputs::report_script): Change prototype.
2348 (Incremental_inputs::get_reloc_count): New function.
2349 (Incremental_inputs::set_reloc_count): New function.
2350 (Incremental_inputs::create_data_sections): New function.
2351 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2352 (Incremental_inputs::inputs_section): New function.
2353 (Incremental_inputs::symtab_section): New function.
2354 (Incremental_inputs::relocs_section): New function.
2355 (Incremental_inputs::get_stringpool): Add const.
2356 (Incremental_inputs::command_line): Add const.
2357 (Incremental_inputs::inputs): Remove.
2358 (Incremental_inputs::command_line_key): New function.
2359 (Incremental_inputs::input_file_count): New function.
2360 (Incremental_inputs::input_files): New function.
2361 (Incremental_inputs::relocs_entsize): New function.
2362 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2363 (Incremental_inputs::finalize_inputs): Remove.
2364 (Incremental_inputs::Input_info): Remove.
2365 (Incremental_inputs::lock_): Remove.
2366 (Incremental_inputs::inputs_): Change type.
2367 (Incremental_inputs::inputs_map_): Remove.
2368 (Incremental_inputs::current_object_entry_): New data member.
2369 (Incremental_inputs::inputs_section_): New data member.
2370 (Incremental_inputs::symtab_section_): New data member.
2371 (Incremental_inputs::relocs_section_): New data member.
2372 (Incremental_inputs::reloc_count_): New data member.
2373 (Incremental_inputs_reader): New class.
2374 (Incremental_symtab_reader): New class.
2375 (Incremental_relocs_reader): New class.
2376 * layout.cc (Layout::finalize): Move finalization of incremental info
2377 and creation of incremental info sections to follow finalization of
2378 symbol table. Set offsets for postprocessing sections.
2379 (Layout::create_incremental_info_sections): Call
2380 Incremental_inputs::create_data_sections. Add incremental symtab
2381 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2382 sections to layout after input sections.
2383 * layout.h (struct Timespec): Forward declaration.
2384 (Layout::incremental_inputs): Add const.
2385 (Layout::create_incremental_info_sections): Add parameter.
2386 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2387 * object.cc: Include incremental.h.
2388 (Relobj::finalize_incremental_relocs): New function.
2389 (Sized_relobj::do_layout): Record input sections in incremental info.
2390 * object.h (Object::output_section): New function.
2391 (Object::output_section_offset): Moved from Relobj.
2392 (Object::get_incremental_reloc_base): New function.
2393 (Object::get_incremental_reloc_count): New function.
2394 (Object::do_output_section): New function.
2395 (Object::do_output_section_offset): Moved from Relobj.
2396 (Object::do_get_incremental_reloc_base): New function.
2397 (Object::do_get_incremental_reloc_count): New function.
2398 (Object::Object): Initialize new data members.
2399 (Relobj::output_section): Renamed do_output_section and moved to
2400 protected.
2401 (Relobj::output_section_offset): Moved to Object.
2402 (Relobj::do_get_incremental_reloc_base): New function.
2403 (Relobj::do_get_incremental_reloc_count): New function.
2404 (Relobj::allocate_incremental_reloc_counts): New function.
2405 (Relobj::count_incremental_reloc): New function.
2406 (Relobj::finalize_incremental_relocs): New function.
2407 (Relobj::next_incremental_reloc_index): New function.
2408 (Relobj::reloc_counts_): New data member.
2409 (Relobj::reloc_bases_): New data member.
2410 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2411 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2412 (Sized_relobj::incremental_relocs_scan): New function.
2413 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2414 (Sized_relobj::incremental_relocs_write): New function.
2415 (Sized_relobj::incremental_relocs_write_reltype): New function.
2416 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2417 incremental link.
2418 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2419 archives and object files elsewhere.
2420 (Add_symbols::run): Report object files here.
2421 (Finish_group::run): Report end of archive at end of group.
2422 * reloc.cc: Include layout.h, incremental.h.
2423 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2424 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2425 (Sized_relobj::incremental_relocs_scan): New function.
2426 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2427 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2428 (Sized_relobj::incremental_relocs_write): New function.
2429 (Sized_relobj::incremental_relocs_write_reltype): New function.
2430 * script.cc (read_input_script): Rewrite test for incremental link.
2431 Change call to Incremental_inputs::report_script.
2432 * symtab.h (Symbol_table::first_global_index): New function.
2433 (Symbol_table::output_count): New function.
2434
ce0d1972
DK		 24352010-08-12 Doug Kwan <dougkwan@google.com>
2436
2437 * arm.cc (Target_arm::merge_object_attributes): Check command line
2438 options --no-wchar-size-warning and --no-enum-size-warning.
2439 * options.h (General_options): Add ld-compatible options
2440 --no-enum-size-warning and --no-wchar-size-warning.
2441
6e5710ce
ILT		 24422010-08-04 Ian Lance Taylor <iant@google.com>
2443
2444 * x86_64.cc (Target_x86_64::Scan::local): Use
2445 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2446 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2447 (Target_x86_64::Scan::global): Likewise.
2448 (Target_x86_64::Relocate::relocate): Likewise.
2449 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2450 Likewise.
2451
fef830db
CC		 24522010-08-03 Cary Coutant <ccoutant@google.com>
2453
2454 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2455 to reserve space in merged_strings vector. Keep total input size
2456 for stats.
2457 (Output_merge_string::do_print_merge_stats): Print total input size.
2458 * merge.h (Output_merge_string): Add input_size_ field.
2459 * stringpool.cc (Stringpool_template::string_length): Move
2460 implementations out of Stringpool_template class and place in
2461 stringpool.h.
2462 * stringpool.h (string_length): Move out of Stringpool_template.
2463
1e3811b0
ILT		 24642010-08-03 Ian Lance Taylor <iant@google.com>
2465
2466 PR 11712
2467 * layout.cc (relaxation_loop_body): If address of load segment is
2468 set, adjust address to include headers if possible.
2469
7af0c620
ILT		 24702010-08-03 Ian Lance Taylor <iant@google.com>
2471
2472 * version.cc (version_string): Bump to 1.10.
2473
22f0da72
ILT		 24742010-08-03 Ian Lance Taylor <iant@google.com>
2475
2476 PR 11805
2477 * layout.h (enum Output_section_order): Define.
2478 (class Layout): Update declarations.
2479 * layout.cc (Layout::get_output_section): Add order parameter.
2480 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2481 is_first_non_relro parameters. Change all callers.
2482 (Layout::choose_output_section): Likewise.
2483 (Layout::add_output_section_data): Likewise.
2484 (Layout::make_output_section): Likewise. Set order.
2485 (Layout::default_section_order): New function.
2486 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2487 * output.cc (Output_section::Output_section): Initialize order_.
2488 Don't initialize deleted fields.
2489 (Output_segment::Output_segment): Don't initialize deleted
2490 fields.
2491 (Output_segment::add_output_section_to_load): New function
2492 replacing add_output_section. Change all callers to call this or
2493 add_output_section_to_nonload.
2494 (Output_segment::add_output_section_to_nonload): New function.
2495 (Output_segment::remove_output_section): Rewrite.
2496 (Output_segment::add_initial_output_data): Likewise.
2497 (Output_segment::has_any_data_sections): Likewise.
2498 (Output_segment::is_first_section_relro): Likewise.
2499 (Output_segment::maximum_alignment): Likewise.
2500 (Output_segment::has_dynamic_reloc): New function replacing
2501 dynamic_reloc_count. Change all callers.
2502 (Output_segment::has_dynamic_reloc_list): New function replacing
2503 dynamic_reloc_count_list. Change all callers.
2504 (Output_segment::set_section_addresses): Rewrite.
2505 (Output_segment::set_offset): Rewrite.
2506 (Output_segment::find_first_and_last_list): Remove.
2507 (Output_segment::set_tls_offsets): Rewrite.
2508 (Output_segment::first_section_load_address): Likewise.
2509 (Output_segment::output_section_count): Likewise.
2510 (Output_segment::section_with_lowest_load_address): Likewise.
2511 (Output_segment::write_section_headers): Likewise.
2512 (Output_segment::print_sections_to_map): Likewise.
2513 * output.h (class Output_data): Remove dynamic_reloc_count_
2514 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2515 (Output_data::add_dynamic_reloc): Rewrite.
2516 (Output_data::has_dynamic_reloc): New function.
2517 (Output_data::dynamic_reloc_count): Remove.
2518 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2519 is_last_relro_, is_first_non_relro_, is_interp_,
2520 is_dynamic_linker_section_ fields. Add order and set_order
2521 functions. Remove is_relro_local, set_is_relro_local,
2522 is_last_relro, set_is_last_relro, is_first_non_relro,
2523 set_is_first_non_relro functions, is_interp, set_is_interp,
2524 is_dynamic_linker_section, and set_is_dynamic_linker_section
2525 functions.
2526 (class Output_segment): Change Output_data_list from std::list to
2527 std:;vector. Add output_lists_ field. Remove output_data_ and
2528 output_bss_ fields. Update declarations.
2529
3ff2ccb0
ILT		 25302010-08-02 Ian Lance Taylor <iant@google.com>
2531
2532 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2533 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2534 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2535
88a4108b
ILT		 25362010-08-02 Ian Lance Taylor <iant@google.com>
2537
2538 PR 11855
2539 * script.cc (Script_options::Script_options): Initialize
2540 symbol_definitions_ and symbol_references_.
2541 (Script_options::add_symbol_assignment): Update
2542 symbol_definitions_ and symbol_references_.
2543 (Script_options::add_symbol_reference): New function.
2544 (script_symbol): New function.
2545 * script.h (class Script_options): Add symbol_definitions_ and
2546 symbol_references_ fields.
2547 (Script_options::referenced_const_iterator): New type.
2548 (Script_options::referenced_begin): New function.
2549 (Script_options::referenced_end): New function.
2550 (Script_options::is_referenced): New function.
2551 (Script_options::any_unreferenced): New function.
2552 * script-c.h (script_symbol): Declare.
2553 * yyscript.y (exp): Call script_symbol.
2554 * symtab.cc: Include "script.h".
2555 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2556 Change all callers. Check symbols referenced by scripts.
2557 (Symbol_table::add_undefined_symbols_from_command_line): Add
2558 layout parameter. Change all callers.
2559 (Symbol_table::do_add_undefined_symbols_from_command_line):
2560 Likewise. Break out loop body. Check symbols referenced by
2561 scripts.
2562 (Symbol_table::add_undefined_symbol_from_command_line): New
2563 function broken out of
2564 do_add_undefined_symbols_from_command_line.
2565 * symtab.h (class Symbol_table): Update declarations.
2566 * archive.cc: Include "layout.h".
2567 (Archive::should_include_member): Add layout parameter. Change
2568 all callers. Check for symbol mentioned in expression.
2569 * archive.h (class Archive): Update declaration.
2570 * object.cc (Sized_relobj::do_should_include_member): Add layout
2571 parameter.
2572 * object.h (Object::should_include_member): Add layout parameter.
2573 Change all callers.
2574 (Object::do_should_include_member): Add layout parameter.
2575 (class Sized_relobj): Update declaration.
2576 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2577 parameter.
2578 * dynobj.h (class Sized_dynobj): Update declaration.
2579 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2580 layout parameter.
2581 * plugin.h (class Sized_pluginobj): Update declaration.
2582
5f1ab67a
ILT		 25832010-08-02 Ian Lance Taylor <iant@google.com>
2584
2585 PR 11866
2586 * output.cc (Output_segment::set_offset): Search for the first and
2587 last sections rather than assuming that the list is in order.
2588 (Output_segment::find_first_and_last_list): New function.
2589 * output.h (class Output_segment): Update declarations.
2590 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2591 (relro_strip_test_SOURCES): New variable.
2592 (relro_strip_test_DEPENDENCIES): New variable.
2593 (relro_strip_test_LDFLAGS): New variable.
2594 (relro_strip_test_LDADD): New variable.
2595 (relro_strip_test.so): New target.
2596
a8df5856
ILT		 25972010-08-02 Ian Lance Taylor <iant@google.com>
2598
2599 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2600 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2601 (Target_i386::got_tlsdesc_section): New function.
2602 (Target_i386::got_section): Create space for GOT entries for
2603 TLSDESC relocations.
2604 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2605 R_386_TLS_GOTDESC.
2606 (Target_i386::Scan::global): Likewise.
2607 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2608 using TLSDESC GOT.
2609 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2610 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2611 (Target_x86_64::got_tlsdesc_section): New function.
2612 (Target_x86_64::got_section): Create space for GOT entries for
2613 TLSDESC relocations.
2614 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2615 R_386_TLS_GOTDESC.
2616 (Target_x86_64::Scan::global): Likewise.
2617 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2618 using TLSDESC GOT.
2619
0c10a0a6
ILT		 26202010-08-02 Ian Lance Taylor <iant@google.com>
2621
2622 * testsuite/final_layout.sh: Use dc to convert from hex to
2623 decimal.
2624
41cbeecc
ST		 26252010-07-29 Sriraman Tallam <tmsriram@google.com>
2626
2627 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2628 paramter to the call to gold::gc_process_relocs.
2629 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2630 paramter to the call to gold::gc_process_relocs.
2631 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2632 parameter to the call to gold::gc_process_relocs.
2633 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2634 template parameter to the call to gold::gc_process_relocs.
2635 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2636 paramter to the call to gold::gc_process_relocs.
2637 * gc.h (get_embedded_addend_size): New function.
2638 (gc_process_relocs): Save the size of the reloc for use by ICF.
2639 * icf.cc (get_section_contents): Get the addend from the text section
2640 for SHT_REL relocation sections.
2641 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2642 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2643 * int_encoding.h (read_from_pointer): New overloaded function.
2644 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2645 * testsuite/icf_sht_rel_addend_test.sh: New file.
2646 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2647 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2648
6ea55b82
RW		 26492010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2650
2651 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2652 * Makefile.in: Regenerate.
2653 * testsuite/Makefile.in: Regenerate.
2654
9691462b
ILT		 26552010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2656
2657 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2658 * gold/testsuite/debug_msg.cc: Likewise.
2659 * gold/testsuite/odr_violation1.cc
2660 * gold/testsuite/odr_violation2.cc
2661
76897331
CC		 26622010-07-21 Cary Coutant <ccoutant@google.com>
2663
2664 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2665 string, and length fields.
2666 (Output_merge_string::Merged_strings_list): New type.
2667 (Output_merge_string::Merged_strings_lists): New typedef.
2668 (Output_merge_string): Replace merged_strings_ with
2669 merged_strings_lists_.
2670 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2671 Merged_strings_list per input object and section. Don't store pointer
2672 to the string. Don't store length with each merged string entry.
2673 (Output_merge_string::finalize_merged_data): Loop over list of merged
2674 strings lists. Recompute length of each merged string.
2675
78384e8f
CC		 26762010-07-15 Cary Coutant <ccoutant@google.com>
2677
2678 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2679 here.
2680
783659f9
ILT		 26812010-07-14 Ian Lance Taylor <iant@google.com>
2682
2683 * descriptors.cc (Descriptors::open): Report correct name in error
2684 message.
2685
131687b4
DK		 26862010-07-13 Doug Kwan <dougkwan@google.com>
2687
2688 * arm.cc (Arm_input_section::Arm_input_section): For a
2689 SHT_ARM_EXIDX section, always keeps the input sections.
2690 (Arm_input_section::set_exidx_section_link): New method.
2691 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2692 has_errors_ to false.
2693 (Arm_exidx_input_section::has_errors,
2694 Arm_exidx_input_section::set_has_errors): New methods.
2695 (Arm_exidx_input_section::has_errors_): New data member.
2696 (Arm_relobj::get_exidx_shndx_list): New method.
2697 (Arm_output_section::append_text_sections_to_list): Do not skip
2698 section without SHF_EXECINSTR.
2699 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2700 errors.
2701 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2702 section header. Make error messages more verbose. Check for
2703 a non-executable section linked to an EXIDX section.
2704 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2705 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2706 check that there is no deferred EXIDX section if we exit early.
2707 Instead of not making an EXIDX section in case of an error, make one
2708 and set the has_errors flag of it.
2709 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2710 in a relocatable link.
2711 (Target_arm::do_relax): Look for the EXIDX output section instead of
2712 assuming that it is called .ARM.exidx.
2713 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2714 section list. Do not check for SHF_EXECINSTR section flags but
2715 skip any input section with errors.
2716 * output.cc (Output_section::Output_section): Initialize
2717 always_keeps_input_sections_ to false.
2718 (Output_section::add_input_section): Check for
2719 always_keeps_input_sections_.
2720 * output.h (Output_section::always_keeps_input_sections,
2721 Output_section::set_always_keeps_input_sections): New methods.
2722 (Output_section::always_keeps_input_sections): New data member.
2723
69517287
RÁE		 27242010-07-13 Rafael Espindola <espindola@google.com>
2725
2726 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2727 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2728
82742395
ILT		 27292010-07-13 Philip Herron <herron.philip@googlemail.com>
2730 Ian Lance Taylor <iant@google.com>
2731
2732 * output.h (Output_section_lookup_maps::add_merge_section):
2733 Correct check of whether value was inserted.
2734 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2735 (Output_section_lookup_maps::add_relaxed_input_section):
2736 Likewise.
2737 * arm.cc (Target_arm::got_section): Remove used local os.
2738 * i386.cc (Target_i386::got_section): Likewise.
2739 * x86_64.cc (Target_x86_64::got_section): Likewise.
2740 * sparc.cc (Target_sparc::got_section): Likewise.
2741 (Target_sparc::relocate): Remove unused local have_got_offset.
2742 * powerpc.cc (Target_powerpc::relocate): Likewise.
2743
f2d707b5
ILT		 27442010-07-13 Ian Lance Taylor <iant@google.com>
2745
241531d6
ILT		 2746 * compressed_output.cc (zlib_decompress): Fix signature in
2747 !HAVE_ZLIB_H case.
2748
f2d707b5
ILT		 2749 * archive.cc (Archive::include_member): Unlock an external member
2750 of a thin archive. Don't bother to delete an object we know is
2751 NULL.
2752
a2e47362
CC		 27532010-07-12 Cary Coutant <ccoutant@google.com>
2754
2755 * compressed_output.cc (zlib_decompress): New function.
2756 (get_uncompressed_size): New function.
2757 (decompress_input_section): New function.
2758 * compressed_output.h (get_uncompressed_size): New function.
2759 (decompress_input_section): New function.
2760 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2761 Handle compressed debug sections.
2762 * layout.cc (is_compressed_debug_section): New function.
2763 (Layout::output_section_name): Map compressed section names to
2764 canonical names.
2765 * layout.h (is_compressed_debug_section): New function.
2766 (is_debug_info_section): Recognize compressed debug sections.
2767 * merge.cc: Include compressed_output.h.
2768 (Output_merge_data::do_add_input_section): Handle compressed
2769 debug sections.
2770 (Output_merge_string::do_add_input_section): Handle compressed
2771 debug sections.
2772 * object.cc: Include compressed_output.h.
2773 (Sized_relobj::Sized_relobj): Initialize new data members.
2774 (build_compressed_section_map): New function.
2775 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2776 * object.h (Object::section_is_compressed): New method.
2777 (Object::do_section_is_compressed): New method.
2778 (Sized_relobj::Compressed_section_map): New type.
2779 (Sized_relobj::do_section_is_compressed): New method.
2780 (Sized_relobj::compressed_sections_): New data member.
2781 * output.cc (Output_section::add_input_section): Handle compressed
2782 debug sections.
2783 * reloc.cc: Include compressed_output.h.
2784 (Sized_relobj::write_sections): Handle compressed debug sections.
2785
ce279a62
CC		 27862010-07-08 Cary Coutant <ccoutant@google.com>
2787
2788 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2789 weak when resolving to a dynamic def.
2790 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2791 for weak undef/dynamic def cases. Adjust callers.
2792 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2793 undef_binding_weak_.
2794 (Symbol_table::sized_write_globals): Adjust symbol binding.
2795 (Symbol_table::sized_write_symbol): Add binding parameter.
2796 * symtab.h (Symbol::set_undef_binding): New method.
2797 (Symbol::is_undef_binding_weak): New method.
2798 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2799 (Symbol_table::should_override): Add new parameter.
2800 (Symbol_table::sized_write_symbol): Add new parameter.
2801
2802 * testsuite/weak_undef_file1.cc: Add new test case.
2803 * testsuite/weak_undef_file2.cc: Fix header comment.
2804 * testsuite/weak_undef_test.cc: Add new test case.
2805
b2286c10
DK		 28062010-06-29 Doug Kwan <dougkwan@google.com>
2807
2808 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2809 Initialize USE_SYMBOL_.
2810 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2811 definition.
2812 (Arm_reloc_property::uses_symbol_): New data member declaration.
2813 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2814 uses symbol value and symbol is undefined but not weakly undefined.
2815
4802450a
RÁE		 28162010-06-28 Rafael Espindola <espindola@google.com>
2817
2818 * plugin.cc (Plugin::load): Use dlerror.
2819
e5ca47ba
ILT		 28202010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2821
2822 * symtab.cc (detect_odr_violations): When reporting an ODR
2823 violation, report an object where the symbol is defined.
2824
8a75a161
DK		 28252010-06-25 Doug Kwan <dougkwan@google.com>
2826
2827 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2828 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2829 definition.
2830 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2831 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2832 target hook to detect function points.
2833 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2834 * icf.h (Icf::check_section_for_function_pointers): Change type of
2835 parameter SECTION_NAME to const reference to std::string. Use
2836 target hook to determine if section may have unsafe pointers.
2837 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2838 method definition.
2839
42218b9f
RÁE		 28402010-06-21 Rafael Espindola <espindola@google.com>
2841
2842 * fileread.cc (Input_file::find_fie): New
2843 (Input_file::open): Use Input_file::find_fie.
2844 * fileread.h (Input_file::find_fie): New
2845 * plugin.cc (set_extra_library_path): New.
2846 (Plugin::load): Add set_extra_library_path to the transfer vector.
2847 (Plugin_manager::set_extra_library_path): New.
2848 (Plugin_manager::add_input_file): Use the extra search path if set.
2849 (set_extra_library_path(): New.
2850 * plugin.h (Plugin_manager): Add set_extra_library_path and
2851 extra_search_path_.
2852
a0506cca
CC		 28532010-06-19 Cary Coutant <ccoutant@google.com>
2854
2855 * layout.cc (gdb_sections): Add .debug_types.
2856 (lines_only_debug_sections): Likewise.
2857
6508b958
RÁE		 28582010-06-18 Rafael Espindola <espindola@google.com>
2859
2860 * plugin.cc (add_input_file,add_input_library)
2861 (Plugin_manager::add_input_file): Make filename arguments const.
2862 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2863 const.
2864
3e235302
DK		 28652010-06-16 Doug Kwan <dougkwan@google.com>
2866
2867 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2868 .ARM.attributes section if we have not merged any input
2869 attributes sections.
2870
106e8a6c
DK		 28712010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2872
2873 * arm.cc: Allow combining objects with no EABI version
2874 information.
2875
91ff43fe
RÁE		 28762010-06-15 Rafael Espindola <espindola@google.com>
2877
2878 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2879
68ed838c
ILT		 28802010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2881
2882 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2883 (struct iovec): Correct !HAVE_READV definition.
2884
f3a2388f
CC		 28852010-06-10 Cary Coutant <ccoutant@google.com>
2886
2887 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2888 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2889 reloc sections.
2890 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2891
2892 PR 11683
2893 * symtab.h (Symbol::is_placeholder): New member function.
2894 * target-reloc.h (relocate_section): Check for placeholder symbols.
2895
2896 * testsuite/Makefile.am (plugin_test_8): New test.
2897 (plugin_test_9): New test.
2898 * testsuite/Makefile.in: Regenerate.
2899
e1df38aa
NC		 29002010-06-09 Nick Clifton <nickc@redhat.com>
2901
2902 * yyscript.y (input_list_element): Allow strings prefixed with
2903 the '-' character. Treat these as libraries.
2904 * script.cc (script_add_library): New function. Adds a library
2905 specified by "-l<name>" found in an input script.
2906 * script-c.h: Add prototype for script_add_library.
2907
25bbe950
DK		 29082010-06-07 Doug Kwan <dougkwan@google.com>
2909
2910 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2911 Restrict stub-group size to be within long conditional branch
2912 range when working around cortex-A8 erratum.
2913
0f32ea4c
ILT		 29142010-06-07 Damien Diederen <dd@crosstwine.com>
2915
2916 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2917 #ifdef typo.
2918
8fe2a369
ST		 29192010-06-03 Sriraman Tallam <tmsriram@google.com>
2920
2921 PR gold/11658
2922 * output.cc
2923 (Output_section::Input_section_sort_entry::compare_section_ordering):
2924 Change to return non-zero correctly.
2925 (Output_section::Input_section_sort_section_order_index_compare
2926 ::operator()): Change to fix ambiguity in comparisons.
2927
6e9ba2ca
ST		 29282010-06-01 Sriraman Tallam <tmsriram@google.com>
2929
2930 * gold.h (is_wildcard_string): New function.
2931 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2932 (Layout::layout_eh_frame): Ditto.
2933 (Layout::find_section_order_index): New method.
2934 (Layout::read_layout_from_file): New method.
2935 * layout.h (Layout::find_section_order_index): New method.
2936 (Layout::read_layout_from_file): New method.
2937 (Layout::input_section_position_): New private member.
2938 (Layout::input_section_glob_): New private member.
2939 * main.cc (main): Call read_layout_from_file here.
2940 * options.h (--section-ordering-file): New option.
2941 * output.cc (Output_section::input_section_order_specified_): New
2942 member.
2943 (Output_section::Output_section): Initialize new member.
2944 (Output_section::add_input_section): Add new parameter.
2945 Keep input sections when --section-ordering-file is used.
2946 (Output_section::set_final_data_size): Sort input sections when
2947 section ordering file is specified.
2948 (Output_section::Input_section_sort_entry): Add new parameter.
2949 Check sorting type.
2950 (Output_section::Input_section_sort_entry::compare_section_ordering):
2951 New method.
2952 (Output_section::Input_section_sort_compare::operator()): Change to
2953 consider section_order_index.
2954 (Output_section::Input_section_sort_init_fini_compare::operator()):
2955 Change to consider section_order_index.
2956 (Output_section::Input_section_sort_section_order_index_compare
2957 ::operator()): New method.
2958 (Output_section::sort_attached_input_sections): Change to sort
2959 according to section order when specified.
e1df38aa
NC		 2960 (Output_section::add_input_section<32, true>): Add new parameter.
2961 (Output_section::add_input_section<64, true>): Add new parameter.
2962 (Output_section::add_input_section<32, false>): Add new parameter.
2963 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 2964 * output.h (Output_section::add_input_section): Add new parameter.
2965 (Output_section::input_section_order_specified): New
2966 method.
2967 (Output_section::set_input_section_order_specified): New method.
2968 (Input_section::Input_section): Initialize section_order_index_.
2969 (Input_section::section_order_index): New method.
2970 (Input_section::set_section_order_index): New method.
2971 (Input_section::section_order_index_): New member.
2972 (Input_section::Input_section_sort_section_order_index_compare): New
2973 struct.
2974 (Output_section::input_section_order_specified_): New member.
2975 * script-sections.cc (is_wildcard_string): Delete and move modified
2976 method to gold.h.
2977 (Output_section_element_input::Output_section_element_input): Modify
2978 call to is_wildcard_string.
2979 (Output_section_element_input::Input_section_pattern
2980 ::Input_section_pattern): Ditto.
2981 (Output_section_element_input::Output_section_element_input): Ditto.
2982 * testsuite/Makefile.am (final_layout): New test case.
2983 * testsuite/Makefile.in: Regenerate.
2984 * testsuite/final_layout.cc: New file.
2985 * testsuite/final_layout.sh: New file.
2986
3537c84b
RÁE		 29872010-06-01 Rafael Espindola <espindola@google.com>
2988
2989 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2990
105b6afd
RÁE		 29912010-06-01 Rafael Espindola <espindola@google.com>
2992
2993 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2994 visibility of symbols.
2995
29e11421
DK		 29962010-05-27 Doug Kwan <dougkwan@google.com>
2997
2998 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2999 from start of output section instead of address for a local symbol
3000 in a merged or relaxed section when doing a relocatable link.
3001
5e0f337e
RÁE		 30022010-05-26 Rafael Espindola <espindola@google.com>
3003
3004 PR 11604
3005 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3006 adding sections the garbage collector removed.
3007 * gold/testsuite/Makefile.am: Add test.
3008 * gold/testsuite/Makefile.in: Regenerate.
3009 * gold/testsuite/plugin_test_7.sh: New.
3010 * gold/testsuite/plugin_test_7_1.c: New.
3011 * gold/testsuite/plugin_test_7_2.c: New.
3012
f4187277
RÁE		 30132010-05-26 Rafael Espindola <espindola@google.com>
3014
3015 * script-sections.cc (Output_section_definition::set_section_addresses):
3016 Check for --section-start.
3017
5c388529
DK		 30182010-05-26 Doug Kwan <dougkwan@google.com>
3019
3020 * arm.cc (Arm_scan_relocatable_relocs): New class.
3021 (Target_arm::relocate_special_relocatable): New method.
3022 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3023 (Arm_relocate_functions::thumb_branch_common): Same.
3024 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3025 instead of Default_scan_relocatable_relocs.
3026 * target-reloc.h (relocate_for_relocatable): Let target handle
3027 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3028 * target.h (Sized_target::relocate_special_relocatable): New method.
3029
bca1c3ae
ILT		 30302010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3031
3032 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3033
0439c796
DK		 30342010-05-23 Doug Kwan <dougkwan@google.com>
3035
3036 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3037 instead of a cast.
3038 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3039 with a direct branch, not a conditional branch, to a stub.
3040 * merge.cc (Output_merge_base::record_input_section): New method
3041 defintion.
3042 (Output_merge_data::do_add_input_section): Record input section if
3043 keeps-input-sections flag is set.
3044 (Output_merge_string::do_add_input_section): Ditto.
3045 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3046 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3047 INPUT_SECTIONS_.
3048 (Output_merge_base::keeps_input_sections,
3049 Output_merge_base::set_keeps_input_sections,
3050 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3051 method definitions.
3052 (Output_merge_base::Input_sections): New type declaration.
3053 (Output_merge_base::input_sections_begin,
3054 Output_merge_base::input_sections_end,
3055 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3056 (Output_merge_base::bool keeps_input_sections_,
3057 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3058 Output_merge_base::input_sections_): New data members.
3059 (Output_merge_data::do_set_keeps_input_sections): New method
3060 defintion.
3061 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3062 * output.cc (Output_section::Input_section::relobj): Move method
3063 defintion from class declaration to here and handle merge sections.
3064 (Output_section::Input_section::shndx): Ditto.
3065 (Output_section::Output_section): Remove initializations of removed
3066 data members and initialize new data member LOOKUP_MAPS_.
3067 (Output_section::add_input_section): Set keeps-input-sections flag
3068 for a newly created merge output section as appropriate. Adjust code
3069 to use Output_section_lookup_maps class.
3070 (Output_section::add_relaxed_input_section): Adjst code for lookup
3071 maps code refactoring.
3072 (Output_section::add_merge_input_section): Add a new parameter
3073 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3074 class. If adding input section to a newly created merge output
3075 section fails, remove the new merge section.
3076 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3077 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3078 (Output_section::find_merge_section): Ditto.
3079 (Output_section::build_lookup_maps): New method defintion.
3080 (Output_section::find_relaxed_input_section): Adjust code to use
3081 Output_section_lookup_maps class.
3082 (Output_section::get_input_sections): Export merge sections. Adjust
3083 code to use Output_section_lookup_maps class.
3084 (Output_section:::add_script_input_section): Adjust code to use
3085 Output_section_lookup_maps class. Update lookup maps for merge
3086 sections also.
3087 (Output_section::discard_states): Use Output_section_lookup_maps.
3088 (Output_section::restore_states): Same.
3089 * output.h (Merge_section_properties): Move class defintion out of
3090 Output_section.
3091 (Output_section_lookup_maps): New class.
3092 (Output_section::Input_section::is_merge_section): New method
3093 defintion.
3094 (Output_section::Input_section::relobj): Move defintion out of class
3095 defintion. Declare method only.
3096 (Output_section::Input_section::shndx): Ditto.
3097 (Output_section::Input_section::output_merge_base): New method defintion.
3098 (Output_section::Input_section::u2_.pomb): New union field.
3099 (Output_section::Merge_section_by_properties_map,
3100 Output_section::Output_section_data_by_input_section_map,
3101 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3102 Remove types.
3103 (Output_section::add_merge_input_section): Add new parameter
3104 KEEPS_INPUT_SECTIONS.
3105 (Output_section::build_lookup_maps): New method declaration.
3106 (Output_section::merge_section_map_,
3107 Output_section::merge_section_by_properties_map_,
3108 Output_section::relaxed_input_section_map_,
3109 Output_section::is_relaxed_input_section_map_valid_): Remove data
3110 members.
3111 (Output_section::lookup_maps_): New data member.
3112
76295588
L		 31132010-05-21 Doug Kwan <dougkwan@google.com>
3114
3115 PR gold/11619
3116 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3117 avoid a compilation error.
3118
d103a984
RÁE		 31192010-05-19 Rafael Espindola <espindola@google.com>
3120
3121 * script-sections.cc (Output_section_definition::allocate_to_segment):
3122 Update the phdrs_list even when the output section is NULL.
3123 * testsuite/Makefile.am: Add test.
3124 * testsuite/Makefile.in: Regenerate.
3125 * testsuite/script_test_9.cc: New.
3126 * testsuite/script_test_9.sh: New.
3127 * testsuite/script_test_9.t: New.
3128
6625d24e
DK		 31292010-05-19 Doug Kwan <dougkwan@google.com>
3130
3131 * arm.cc (Arm_input_section::original_size): New method.
3132 (Arm_input_section::do_addralign): Add a cast.
3133 (Arm_input_section::do_output_offset): Remove static cast.
3134 (Arm_input_section::original_addralign,
3135 Arm_input_section::original_size_): Change type to uint32_t.
3136 (Arm_input_section::init): Add safe casts for section alignment
3137 and size.
3138 (Arm_input_section::set_final_data_size): Do not set address and
3139 offset of stub table.
3140 (Arm_output_section::fix_exidx_coverage): Change use of of
3141 Output_section::Simple_input_section to that of
3142 Output_section::Input_section.
3143 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3144 except for the first pass.
3145 * output.cc (Output_section::get_input_sections): Change type of
3146 input_sections to std::list<Input_section>.
3147 (Output_section::add_script_input_section): Rename from
3148 Output_section::add_simple_input_section. Change type of SIS
3149 parameter from Simple_input_section to Input_section.
3150 * output.h (Output_section::Simple_input_section): Remove class.
3151 (Output_section::Input_section): Change class visibility to public.
3152 (Output_section::Input_section::addralign): Use stored alignments
3153 for special input sections if set.
3154 (Output_section::Input_section::set_addralign): New method.
3155 (Output_section::get_input_sections): Change parameter type from
3156 list of Simple_input_section to list of Input_section.
3157 (Output_section::add_script_input_section): Rename from
3158 Output_section::add_simple_input_section. Change first parameter's
3159 type from Simple_input_section to Input_section and remove the
3160 second and third parameters.
3161 * script-sections.cc (Input_section::Input_section_list): Change
3162 type to list of Output_section::Input_section/
3163 (Input_section_info::Input_section_info): Change parameter type of
3164 INPUT_SECTION to Output_section::Input_section.
3165 (Input_section_info::input_section): Change return type.
3166 (Input_section_info::input_section_): Change type to
3167 Output_section::Input_section.
3168 (Output_section_element_input::set_section_addresses): Adjust code
3169 to use Output_section::Input_section instead of
3170 Output_section::Simple_input_section. Adjust code for renaming
3171 of Output_section::add_simple_input_section.
3172 (Orphan_output_section::set_section_addresses): Ditto.
3173
e1e82ea4
RW		 31742010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3175
3176 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3177 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3178
91e75c8a
RÁE		 31792010-05-18 Rafael Espindola <espindola@google.com>
3180
3181 * options.cc (General_options::finalize): Handle -nostdlib.
3182 * options.h (nostdlib): New option.
3183 * script.cc (script_add_search_dir): Handle -nostdlib.
3184
da59ad79
DK		 31852010-05-12 Doug Kwan <dougkwan@google.com>
3186
3187 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3188 attributes section only if there no attributes section after merging.
3189 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3190 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3191 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3192 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3193 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3194 and arm_attr_merge_7.stdout.
3195 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3196 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3197 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3198 arm_attr_merge_7b.o): New rules.
3199 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3200 arm_attr_merge_7
3201 * testsuite/Makefile.in: Regenerate.
3202 * testsuite/arm_attr_merge.sh: New file.
3203 * testsuite/arm_attr_merge_[67][ab].s: Same.
3204
3e01a7fd
NC		 32052010-05-05 Nick Clifton <nickc@redhat.com>
3206
3207 * po/es.po: Updated Spanish translation.
3208
7ad2014a
L		 32092010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3210
3211 * Makefile.am (install-exec-local): Properly install gold as
3212 default cross linker.
3213 * Makefile.in: Regenerated.
3214
4fda8867
NC		 32152010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3216 Nick Clifton <nickc@redhat.com>
3217
3218 * configure.ac (install_as_default): Define and set to false
3219 unless --enable-gold or --enable-gold=both/gold has been
3220 specified.
3221 * configure: Regenerate.
3222
3223 * Makefile.am (install-exec-local): Install the executable as
3224 'ld.gold'. If install_as_default is true then also install it as
3225 'ld'.
3226 * Makefile.in: Regenerated.
3227
bd288ea2
ILT		 32282010-04-24 Ian Lance Taylor <iant@google.com>
3229
3230 * layout.cc (Layout::layout_reloc): In relocatable link don't
3231 combine reloc sections for grouped sections.
3232
ef38fd8a
ST		 32332010-04-23 Sriraman Tallam <tmsriram@google.com>
3234
3235 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3236 sections that are not ordinary to icf.
3237 * icf.cc (get_section_contents): Handle relocation pointing to section
3238 with no object or shndx information.
3239 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3240 * testsuite/Makefile.in: Regenerate.
3241 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3242 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3243
f6973bdc
ILT		 32442010-04-22 Ian Lance Taylor <iant@google.com>
3245
3246 * expression.cc (Expression::Expression_eval_info): Add
3247 result_alignment_pointer field.
3248 (Expression::eval_with_dot): Add result_alignment_pointer
3249 parameter. Change all callers.
3250 (Expression::eval_maybe_dot): Likewise.
3251 (class Binary_expression): Add alignment_pointer parameter to
3252 left_value and right_value. Change all callers.
3253 (BINARY_EXPRESSION): Set result alignment.
3254 (class Trinary_expression): Add alignment_pointer parameter to
3255 arg2_value and arg3_value. Change all callers.
3256 (Trinary_cond::value): Set result alignment.
3257 (Max_expression::value, Min_expression::value): Likewise.
3258 (Align_expression::value): Likewise.
3259 * script-sections.cc (class Sections_element): Add dot_alignment
3260 parameter to set_section_addresses virtual function. Update
3261 instantiations.
3262 (class Output_section_element): Likewise.
3263 (Script_sections::create_segments): Add dot_alignment parameter.
3264 Change all callers.
3265 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3266 (Script_sections::set_phdrs_clause_addresses): Likewise.
3267 * script-sections.h: Update declarations.
3268 * script.h: Update declarations.
3269 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3270 min_p_align.
3271 * testsuite/script_test_3.t: Set large alignment.
3272 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3273 segment has expected alignment.
3274
9c9c98a5
NC		 32752010-04-22 Nick Clifton <nickc@redhat.com>
3276
3277 * po/gold.pot: Updated by the Translation project.
3278 * po/vi.po: Updated Vietnamese translation.
3279
2253bfba
L		 32802010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3281
3282 * testsuite/Makefile.am (check_PROGRAMS): Add
3283 icf_virtual_function_folding_test.
3284 * testsuite/Makefile.in: Regenerated.
3285
85fdf906
AH		 32862010-04-15 Andrew Haley <aph@redhat.com>
3287
3288 * options.h (merge_exidx_entries): New option.
3289 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3290 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3291 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3292 (Target_arm::merge_exidx_entries): New function.
3293 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3294 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3295 to Arm_exidx_fixup constructor.
3296 Add new arg, merge_exidx_entries.
3297 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3298 Arm_output_section::fix_exidx_coverage.
3299
ce97fa81
ST		 33002010-04-18 Sriraman Tallam <tmsriram@google.com>
3301
3302 * icf.cc (get_section_contents): Check for preemptible functions.
3303 Ignore addend when appropriate.
3304 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3305 section folded.
3306 (add_from_relobj): Check for section folded.
3307 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3308 * symtab.h (should_add_dynsym_entry): Add new parameter.
3309 * target-reloc.h (scan_relocs): Check for section folded.
3310 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3311 Check reloc types for function pointers in shared objects.
3312 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3313 case.
3314 (icf_preemptible_functions_test): New test case.
3315 (icf_string_merge_test): New test case.
3316 * testsuite.Makefile.in: Regenerate.
3317 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3318 bar_glob. Refactor code.
3319 * testsuite/icf_preemptible_functions_test.cc: New file.
3320 * testsuite/icf_preemptible_functions_test.sh: New file.
3321 * testsuite/icf_string_merge_test.cc: New file.
3322 * testsuite/icf_string_merge_test.sh: New file.
3323 * testsuite/icf_virtual_function_folding_test.cc: New file.
3324 * testsuite/icf_virtual_function_folding_test.sh: New file.
3325
04ceb17c
DK		 33262010-04-14 Doug Kwan <dougkwan@google.com>
3327
3328 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3329 for local symbol recounting if we remove a section due to ICF.
3330 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3331 there are no regular objects in input.
3332
153e7da4
DK		 33332010-04-13 Doug Kwan <dougkwan@google.com>
3334
3335 * arm.cc (Arm_input_section::set_final_data_size): Compute
3336 accurate final data size instead of using current data size.
3337
4dbd9faf
DK		 33382010-04-09 Doug Kwan <dougkwan@google.com>
3339
3340 * layout.cc (Layout::choose_output_section): Handle script section
3341 types.
3342 (Layout::make_output_section_for_script): Add section type parameter.
3343 Handle script section types.
3344 * layout.h (Layout::make_output_section_for_script): Add section
3345 type parameter.
3346 * output.cc (Output_section::Output_section): Initialize data member
3347 is_noload_.
3348 (Output_section::do_reset_address_and_file_offset): Do not set address
3349 to 0 if section is a NOLOAD section.
3350 * output.h (Output_section::is_noload): New method.
3351 (Output_section::set_is_noload): Ditto.
3352 (Output_section::is_noload_): New data member.
3353 * script-c.h (Script_section_type): New enum type.
3354 (struct Parser_output_section_header): Add new file section_type.
3355 * script-sections.cc (Sections_element::output_section_name): Add
3356 parameter for returning script section type.
3357 (Output_section_definition::output_section_name): Ditto.
3358 (Output_section_definition::section_type)P; New method.
3359 (Output_section_definiton::script_section_type_name): Ditto.
3360 (Output_section_definition::script_section_type_): New data member.
3361 (Output_section_definition::Output_section_definition): Initialize
3362 data member Output_section_definition::script_section_type_.
3363 (Output_section_definition::create_sections): Pass script section type
3364 to Layout::make_output_section_for_script.
3365 (Output_section_definition::output_section_name): Return script
3366 section type to caller.
3367 (Output_section_definition::set_section_address): Do not advance
3368 dot value and load address if section type is NOLOAD. Set address
3369 of NOLOAD sections regardless of section flags.
3370 (Output_section_definition::print): Print section type if it is
3371 not SCRIPT_SECTION_TYPE_NONE.
3372 (Output_section_definition::section_type): New method.
3373 (Output_section_definition::script_section_type_name): Ditto.
3374 (Script_sections::output_section_name): Add new parameter
3375 PSECTION_TYPE for returning script section type. Pass it to
3376 section elements. Handle discard sections.
3377 (Sort_output_sections::operator()): Handle NOLOAD sections.
3378 * script-sections.h (Script_sections::Section_type): New enum type.
3379 (Script_sections::output_section_name): Add a new parameter for
3380 returning script section type.
3381 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3382 INFO and NOLOAD.
3383 * yyscript.y (union): Add new field SECTION_TYPE.
3384 (COPY, DSECT, INFO, NOLOAD): New tokens.
3385 (opt_address_and_section_type): Change type to output_section_header.
3386 (section_type): New non-terminal
3387 (section_header): Handle section type.
2253bfba 3388 (opt_address_and_section_type): Return section type value.
4dbd9faf 3389
721ea635
L		 33902010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3391
3392 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3393 * testsuite/plugin_common_test_2.c (foo): Likewise.
3394
6bf924b0
DK		 33952010-04-08 Doug Kwan <dougkwan@google.com>
3396
3397 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3398 Output_merge_data.
3399 * output.cc (Output_section::add_merge_input_section): Simplify
3400 code and return status of Output_merge_base::add_input_section.
e1df38aa 3401 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3402 returns true.
3403
24af6f92
DK		 34042010-04-07 Doug Kwan <dougkwan@google.com>
3405
3406 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3407 if section is marked as containing instructions but has no mapping
3408 symbols.
3409 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3410 correct section index.
3411 (Arm_relobj::find_linked_text_section): Ditto.
3412
00698fc5
CC		 34132010-04-07 Cary Coutant <ccoutant@google.com>
3414
3415 * archive.cc (include_member): Destroy Read_symbols_data object before
3416 releasing file.
3417 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3418 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3419 (Read_symbols_data::~Read_symbols_data) New destructor.
3420 (Section_relocs::Section_relocs) New constructor.
3421 (Section_relocs::~Section_relocs) New destructor.
3422 (Read_relocs_data::Read_relocs_data) New constructor.
3423 (Read_relocs_data::~Read_relocs_data) New destructor.
3424 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3425 pointers to NULL after deleting.
3426
7296d933
DK		 34272010-04-07 Doug Kwan <dougkwan@google.com>
3428
3429 * arm.cc: Replace "endianity" with "endianness" in comments.
3430 (Arm_exidx_cantunwind): Ditto.
3431 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3432 (Arm_relobj::merge_flags_and_attributes): New method.
3433 (Arm_relobj::merge_flags_and_attributes_): New data member.
3434 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3435 (Arm_relobj::scan_sections_for_stubs): Ditto.
3436 (Arm_relobj::do_read_symbols): Check to see if we really want to
3437 merge processor-specific flags and attributes. Exit early if
3438 an object is empty except for section names and the undefined symbol.
3439 (Target_arm::do_finalize_sections): Move check for ELF format to
3440 Arm_relobj::do_read_symbols. Merge processor specific flags and
3441 attributes from a regular object only when we have determined that
3442 it is aapropriate. Do not create an .ARM.attributes section in
3443 output if there is no regular input object.
3444 (Target_arm::merge_processor_specific_flags): Check
3445 --warn-mismatch before printing any error.
3446 (Target_arm::merge_object_attributes): Ditto.
3447 * gold.cc (queue_middle_tasks): Handle the case in which there is
3448 no regular object in input.
3449 * options.cc (General_options::parse_EB): New method.
3450 (General_options::parse_EL): Same.
3451 (General_options::General_options): Initialize endianness_.
3452 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3453 New options.
3454 (General_options::Endianness): New enum.
3455 (General_options::endianness): New method.
3456 (General_options::endianness_): New data member.
3457 * parameters.cc (Parameters::set_options): Check target endianness.
3458 (Parameters::set_target_once): Ditto.
3459 (Parameters::check_target_endianness): New method.
3460 (parameters_force_valid_target): If either -EL or -EB is specified,
3461 use it to define endianness of default target.
3462 * parameters.h (Parameters::check_target_endianness): New method
3463 declaration.
3464 * target.h (class Target): Change "endianity" to "endianness"
3465 in comments.
3466
efc8d4f2
RW		 34672010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3468
3469 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3470 * configure: Regenerate.
3471 * Makefile.in: Regenerate.
3472 * testsuite/Makefile.in: Regenerate.
3473
be234d88
CC		 34742010-04-06 Cary Coutant <ccoutant@google.com>
3475
3476 gcc PR lto/42757
3477 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3478 prevailing definitions of common symbols.
3479 * testsuite/plugin_test_6.sh: New test case.
3480 * testsuite/plugin_common_test_1.c: New test case.
3481 * testsuite/plugin_common_test_2.c: New test case.
3482 * testsuite/Makefile.am (plugin_test_6): New test case.
3483 * testsuite/Makefile.in: Regenerate.
3484
bd32c6bd
NC		 34852010-04-06 Nick Clifton <nickc@redhat.com>
3486
3487 * po/vi.po: New Vietnamese translation.
3488
323c532f
DK		 34892010-03-30 Doug Kwan <dougkwan@google.com>
3490
3491 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3492
4fcd97eb
DK		 34932010-03-25 Doug Kwan <dougkwan@google.com>
3494
3495 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3496 to avoid a conversion warning on a 32-bit host.
3497
4ebf39db
ILT		 34982010-03-24 Ian Lance Taylor <iant@google.com>
3499
3500 * testsuite/script_test_3.t: Add a TLS segment.
3501 * testsuite/Makefile.am (check_PROGRAMS): Add
3502 tls_phdrs_script_test.
3503 (tls_phdrs_script_test_SOURCES): Define.
3504 (tls_phdrs_script_test_DEPENDENCIES): Define.
3505 (tls_phdrs_script_test_LDFLAGS): Define.
3506 (tls_phdrs_script_test_LDADD): Define.
3507 * testsuite/Makefile.in: Rebuild.
3508
4a599bdd
CC		 35092010-03-23 Cary Coutant <ccoutant@google.com>
3510
3511 * fileread.cc (find_or_make_view): Fix comment.
3512
6c93b22c
ILT		 35132010-03-23 Ian Lance Taylor <iant@google.com>
3514
3515 * script-sections.cc (class Orphan_section_placement): Define
3516 PLACE_TLS and PLACE_TLS_BSS.
3517 (Orphan_section_placement::Orphan_section_placement): Initialize
3518 new places.
3519 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3520 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3521 (tls_script_test_SOURCES): Define.
3522 (tls_script_test_DEPENDENCIES): Define.
3523 (tls_script_test_LDFLAGS): Define.
3524 (tls_script_test_LDADD): Define.
3525 * testsuite/Makefile.in: Rebuild.
3526
a2c7281b
DK		 35272010-03-22 Doug Kwan <dougkwan@google.com>
3528
3529 * arm.cc (Arm_relocate_functions::abs8,
3530 Arm_relocate_functions::abs16): Use correct check for overflow
3531 specified in the ARM ELF specs.
3532 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3533 target of a BLX instruction specially.
3534 (Reloc_stub::stub_type_for_reloc): Ditto.
3535 (Relocate::relocate): Use symbolic names instead of numeric relocation
3536 codes to report error.
3537 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3538 workaround.
3539 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3540 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3541 thumb2_blx_out_of_range.stdout
3542 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3543 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3544 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3545 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3546 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3547 thumb2_blx_in_range, thumb2_blx_in_range.o,
3548 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3549 thumb2_blx_out_of_range.o): New rules.
3550 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3551 thumb2_blx_in_range and thumb2_blx_out_of_range.
3552 * testsuite/Makefile.in: Regenerate.
3553 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3554 * testsuite/thumb_blx_in_range.s: New file.
3555 * testsuite/thumb_blx_out_of_range.s: New file.
3556
b0193076
RÁE		 35572010-03-22 Rafael Espindola <espindola@google.com>
3558
3559 * archive.cc (Should_include): Move to archive.h.
3560 (should_include_member): Make it a member of Archive.
3561 (Lib_group): New.
3562 (Add_lib_group_symbols): New.
3563 * archive.h: Include options.h.
3564 (Archive_member): Moved from Archive.
3565 (Should_include): Moved from archive.cc.
3566 (Lib_group): New.
3567 (Add_lib_group_symbols): New.
3568 * dynobj.cc (do_should_include_member): New.
3569 * dynobj.h (do_should_include_member): New.
3570 * gold.cc (queue_initial_tasks): Update call to queue.
3571 * main.cc (main): Print lib group stats.
3572 * object.cc (do_should_include_member): New.
3573 * object.h: Include archive.h.
3574 (Object::should_include_member): New.
3575 (Object::do_should_include_member): New.
3576 (Sized_relobj::do_should_include_member): New.
3577 * options.cc (General_options::parse_start_lib): New.
3578 (General_options::parse_end_lib): New.
3579 (Input_arguments::add_file): Handle lib groups.
3580 (Input_arguments::start_group): Check we are not in a lib.
3581 (Input_arguments::start_lib): New.
3582 (Input_arguments::end_lib): New.
3583 * options.h (General_options): Add start_lib and end_lib.
3584 (Input_argument::lib_): New.
3585 (Input_argument::lib): New.
3586 (Input_argument::is_lib): New.
3587 (Input_file_lib): New.
3588 (Input_arguments::in_lib_): New.
3589 (Input_arguments::in_lib): New.
3590 (Input_arguments::start_lib): New.
3591 (Input_arguments::end_lib_): New.
3592 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3593 in unused members as preempted.
3594 (Sized_pluginobj::do_should_include_member): New.
3595 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3596 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3597 return the blocker.
3598 (Read_symbols::do_whole_lib_group): New.
3599 (Read_symbols::do_lib_group): New.
3600 (Read_symbols::do_read_symbols): Handle lib groups.
3601 (Read_symbols::get_name): Handle lib groups.
3602 * readsyms.h (Read_symbols): Add an archive member pointer.
3603 (Read_symbols::do_whole_lib_group): New.
3604 (Read_symbols::do_lib_group): New.
3605 (Read_symbols::member_): New.
3606 * script.cc (read_input_script): Update call to queue_soon.
3607
d099120c
DK		 36082010-03-19 Doug Kwan <dougkwan@google.com>
3609
3610 * arm.cc (Stub_table::Stub_table): Initialize new data members
3611 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3612 (Stub_table::add_reloc_stub): Assign stub offset and update
3613 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3614 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3615 New data members.
3616 (Stub_table::update_data_size_and_addralign): Use
3617 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3618 instead of going over all reloc stubs.
3619 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3620 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3621 Stringpool_template::offset_ to size of Stringpool_char.
3622 (Stringpool_template::new_key_offset): Remove code to initialize
3623 Stringpool_template::offset_.
3624 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3625 Stringpool_template::offset_ to zero.
3626
1aa37384
DK		 36272010-03-15 Doug Kwan <dougkwan@google.com>
3628
3629 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3630 offset_.
3631 (Stringpool_template::new_key_offset): New method.
3632 (Stringpool_template::add_string): Assign offsets when adding new
3633 strings.
3634 (Stringpool_template::set_string_offsets): Do not set string offsets
3635 when not optimizing.
3636 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3637 member size_.
3638 (Chunked_vector::clear): Clear size_.
3639 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3640 (Chunked_vector::size): Return size_.
3641 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 3642 (Chunked_vector::size_): New data member.
1aa37384
DK		 3643 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3644 (Stringpool_template::new_key_offset): New method declaration.
3645 (Stringpool_template::offset_): New data member.
3646
b672b057
RÁE		 36472010-03-15 Rafael Espindola <espindola@google.com>
3648
3649 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3650 Add_symbols' constructor.
3651 * readsyms.h (Add_symbols): Remove the input_group member.
3652
b6848d3c
ILT		 36532010-03-10 Ian Lance Taylor <iant@google.com>
3654
3655 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3656 target to ask whether a reference to a symbol requires a stack
3657 split.
3658 * target.h (Target::is_call_to_non_split): New function.
3659 (Target::do_is_call_to_non_split): Declare virtual function.
3660 * target.cc: Include "symtab.h".
3661 (Target::do_is_call_to_non_split): New function.
3662 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3663
a2a5469e
CC		 36642010-03-10 Cary Coutant <ccoutant@google.com>
3665
3666 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3667 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3668 (File_read::open[2]): Add whole_file_view_ to list of views.
3669 (File_read::make_view): Remove test of whole_file_view_.
3670 (File_read::find_or_make_view): Create whole_file_view_ if
3671 necessary.
3672 (File_read::clear_views): Replace bool parameter with enum;
3673 adjust all callers. Don't delete views with permanent data;
3674 do delete cached views and views from archives if
3675 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3676 if clearing the corresponding view.
3677 * fileread.h (File_read::Clear_views_mode): New enum.
3678 (File_read::View::is_permanent_view): New method.
3679 (File_read::clear_views): Replace bool parameter
3680 with enum; adjust all callers.
3681 * options.h (General_options): Change keep_files_mapped option;
3682 add map_whole_files.
3683 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3684 releasing the file.
3685 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3686 the file.
3687
8861f32b
DM		 36882010-03-10 David S. Miller <davem@davemloft.net>
3689
3690 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3691
d62d0f5f
ST		 36922010-03-09 Sriraman Tallam <tmsriram@google.com>
3693
3694 * icf.cc (get_section_contents): Add '@' marker after processing the
3695 merge reloc.
3696
9177756d
DK		 36972010-03-08 Doug Kwan <dougkwan@google.com>
3698
3699 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3700 due to a conversion warning.
3701 (Arm_relobj::update_output_local_symbol_count): Check for local
3702 symbol with unset output index.
3703
9e9e071b
ILT		 37042010-03-05 Ian Lance Taylor <iant@google.com>
3705
3706 * options.h (class General_options): Add --spare-dynamic-tags.
3707 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3708 --spare-dynamic-tags.
3709
a81ee015
ILT		 37102010-03-05 Ian Lance Taylor <iant@google.com>
3711
3712 * incremental.cc: Include "libiberty.h".
3713
44ec90b9
RO		 37142010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3715
3716 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3717 function, is_info_ member.
3718 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3719 (Versions::Versions): Update caller.
3720 (Versions::define_base_version): Likewise.
3721 (Versions::add_def): Likewise.
3722
0897ed3b
ST		 37232010-03-03 Sriraman Tallam <tmsriram@google.com>
3724
3725 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3726 (Scan::possible_function_pointer_reloc): New function.
3727 (Scan::local_reloc_may_be_function_pointer): Change to call
3728 possible_function_pointer_reloc.
3729 (Scan::global_reloc_may_be_function_pointer): Ditto.
3730 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3731 relocations in ".data.rel.ro._ZTV" section.
3732 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3733 * testsuite/icf_safe_so_test.cc: Ditto.
3734 * testsuite/icf_safe_test.cc: Ditto.
3735 * testsuite/icf_safe_test.sh: Ditto.
3736
d3bbad62
ILT		 37372010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3738 Ian Lance Taylor <iant@google.com>
3739
3740 * target-reloc.h (relocate_section): Check the symbol table index
3741 for -1U before setting the local symbol index.
3742 (scan_relocatable_relocs): If copying the relocation, record that
3743 the local symbol is required.
3744 * object.h (Symbol_value::is_output_symtab_index_set): New
3745 function.
3746 (Symbol_value::may_be_discarded_from_output_symtab): New
3747 function.
3748 (Symbol_value::has_output_symtab_entry): New function.
3749 (Symbol_value::needs_output_symtab_entry): Remove.
3750 (Symbol_value::output_symtab_index): Make sure the symbol index is
3751 set.
3752 (Symbol_value::set_output_symtab_index): Make sure the symbol
3753 index is not set. Make sure the new index is valid.
3754 (Symbol_value::set_must_have_output_symtab_entry): New function.
3755 (Symbol_value::has_output_dynsym_entry): New function.
3756 (Symbol_value::set_output_dynsym_index): Make sure the new index
3757 is valid.
3758 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3759 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3760 local symbol if permitted.
3761 (Sized_relobj::do_finalize_local_symbols): Call
3762 is_output_symtab_index_set rather than needs_output_symtab_entry.
3763 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3764 rather than needs_output_symtab_entry. Call
3765 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3766 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3767 is_output_symtab_index_set rather than needs_output_symtab_entry.
3768 * testsuite/discard_locals_relocatable_test.c: New file.
3769 * testsuite/discard_locals_test.sh: Test -r.
3770 * testsuite/Makefile.am (check_DATA): Add
3771 discard_locals_relocatable_test1.syms,
3772 discard_local_relocatable_test2.syms.
3773 (MOSTLYCLEANFILES): Likewise. Also add
3774 discard_locals_relocatable_test1.lout and
3775 discard_locals_relocatable_test2.out.
3776 (discard_locals_relocatable_test1.syms): New target.
3777 (discard_locals_relocatable_test.o): New target.
3778 (discard_locals_relocatable_test1.out): New target.
3779 (discard_locals_relocatable_test2.syms): New target.
3780 (discard_locals_relocatable_test2.out): New target.
3781 (various): Add missing ../ld-new dependencies.
3782 * testsuite/Makefile.in: Rebuild.
3783
7e8ccf26
NC		 37842010-03-03 Nick Clifton <nickc@redhat.com>
3785
3786 * po/fi.po: New Finnish translation.
3787
2a0ff005
DK		 37882010-03-01 Doug Kwan <dougkwan@google.com>
3789
3790 * layout.cc (Layout::Layout): Force section types of .init_array*,
3791 .preinit_array* and .fini_array* sections.
3792 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3793 Fix check of return value of std::string::find.().
3794 (Output_section::Input_section_sort_compare::operator()): Remove
3795 comment about .init_array.
3796 (Output_section::Input_section_sort_init_fini_compare::operator()):
3797 New method.
3798 (Output_section::sort_attached_input_sections): Handle .init_array
3799 and .fini_array specially.
3800 * output.h (Output_section::Inut_section_sort_compare): Update
3801 comment.
3802 (Output_section::Input_section_sort_init_fini_compare): New struct.
3803
c3e4ae29
DK		 38042010-02-26 Doug Kwan <dougkwan@google.com>
3805
3806 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3807 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3808 * testsuite/debug_msg.sh: Avoid matching source line number for
3809 use of global variable undef_int.
3810
2fd9ae7a
DK		 38112010-02-26 Doug Kwan <dougkwan@google.com>
3812
3813 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3814 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3815 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3816 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3817 * options.cc (General_options::General_options): Initialize member
3818 fix_v4bx_.
3819 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3820 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3821 and rm_no_fix_v4bx.stdout
3822 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3823 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3824 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3825 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3826 and arm_no_fix_v4bx.
3827 * Makefile.in: Regenerate.
3828 * testsuite/arm_fix_v4bx.s: New file.
3829 * testsuite/arm_fix_v4bx.sh: Ditto.
3830
67ec7d0b
DK		 38312010-02-24 Doug Kwan <dougkwan@google.com>
3832
3833 * arm.cc (Target_arm::got_section): Make the .got section the first
3834 non RELRO section in the data segment.
3835 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3836 suffixes of section names.
3837
10165461
DK		 38382010-02-24 Doug Kwan <dougkwan@google.com>
3839
3840 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3841 flags and attributes merging if an input file is a binary file.
3842 * fileread.cc (Input_file::open): Record format of original file.
3843 * fileread.h (Input_file::Format): New enum type.
3844 (Input_file::Input_file): Initialize data member format_.
3845 (Input_file::format): New method definition.
3846 (Input_file::format_):: New data member.
3847
4a54abbb
DK		 38482010-02-24 Doug Kwan <dougkwan@google.com>
3849
3850 * arm.cc (Arm_output_data_got): New class.
3851 (ARM_TCB_SIZE): New constant
3852 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3853 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3854 If user uses a script with a SECTIONS clause, issue only a warning
3855 for a misplaced EXIDX input section. Otherwise, issue an error.
3856 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3857 garbage collection.
3858 (Target_arm::got_mode_index_entry): Handle static linking.
3859 (Target_arm::Scan::local): Ditto.
3860 (Target_arm::Scan::global): Ditto.
3861 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3862 all incorrectly implemented relocations.
e1df38aa 3863 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 3864 Arm_output_section::fix_exidx_coverage.
3865 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3866 from ".ARM.exidx." and ".ARM.extab.".
3867
ca419a6f
ILT		 38682010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3869
3870 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3871 section if it does not already exist.
3872 * attributes.cc (Attributes_section_data::Attributes_section_data):
3873 Don't crash if size is zero.
3874
135b9c78
ILT		 38752010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3876 Ian Lance Taylor <iant@google.com>
3877
3878 * gold.cc (queue_middle_tasks): If no input files were opened,
3879 exit.
3880 * workqueue.h (Task_function::Task_function): Assert that there is
3881 a blocker.
3882
bb0bfe4f
DK		 38832010-02-22 Doug Kwan <dougkwan@google.com>
3884
3885 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3886 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3887 types to avoid warnings due to different uint64_t implementations
3888 on different hosts.
3889
2a2b6d42
DK		 38902010-02-21 Doug Kwan <dougkwan@google.com>
3891
3892 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3893 handling of the maximum backward branch offset.
3894 (Arm_relocate_functions::thumb_branch_common): Ditto.
3895 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3896 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 3897 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 3898 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3899 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3900 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3901 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3902 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3903 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3904 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3905 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3906 thumb2_bl_out_of_range.o): New rules.
3907 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3908 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3909 thumb2_bl_out_of_range
3910 * testsuite/Makefile.in: Regenerate.
3911 * testsuite/arm_bl_in_range.s: New file.
3912 * testsuite/arm_bl_out_of_range.s: Ditto.
3913 * testsuite/arm_branch_in_range.sh: Ditto.
3914 * testsuite/arm_branch_range.t: Ditto.
3915 * testsuite/thumb2_branch_range.t: Ditto.
3916 * testsuite/thumb_bl_in_range.s: Ditto.
3917 * testsuite/thumb_bl_out_of_range.s: Ditto.
3918 * testsuite/thumb_branch_range.t: Ditto.
3919
b487ad64
ST		 39202010-02-20 Sriraman Tallam <tmsriram@google.com>
3921
3922 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3923 Add reloc offset information.
3924 * icf.cc (get_section_contents): Change iterators to point to the new
3925 vectors. Add reloc offset information to the contents.
3926 * icf.h (Icf::Sections_reachable_info): New typedef.
3927 (Icf::Sections_reachable_list): New typedef.
3928 (Icf::Offset_info): New typedef.
3929 (Icf::Reloc_info): New struct typedef.
3930 (Icf::Reloc_info_list): New typedef.
3931 (Icf::symbol_reloc_list): Delete method.
3932 (Icf::addend_reloc_list): Delete method.
3933 (Icf::section_reloc_list): Delete method.
3934 (Icf::reloc_info_list): New method.
3935 (Icf::reloc_info_list_): New member.
3936
f96accdf
DK		 39372010-02-19 Doug Kwan <dougkwan@google.com>
3938
3939 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3940 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3941 * arm.cc (Arm_relocation_functions): New forward declaration.
3942 (Target_arm::Target_arm): Initialize new data members
3943 got_mod_index_offset_ and tls_base_symbol_defined_.
3944 (Target_arm::Relocate::relocate_tls): New method.
3945 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3946 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3947 New methods.
3948 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3949 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3950 (Target_arm::got_mod_index_offset_,
3951 Target_arm::tls_base_symbol_defined_): New data members.
3952 (Target_arm::Scan::local, Target::Scan::global,
3953 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3954 relocations.
3955
c8761b9a
DK		 39562010-02-18 Doug Kwan <dougkwan@google.com>
3957
3958 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3959 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3960 text section as a parameter becuase some broken tools may not set
3961 the link in section header.
3962 (Target_arm::has_got_section): New method.
3963 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3964 without any mapping symbol as data only. Remove warning.
3965 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3966 link in its section header, try to discover the link by inspecting the
3967 REL31 relocation at the beginning of the section.
3968 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3969 in error message.
3970 (Target_arm::Scan::global): Treat any reference to the symbol
3971 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3972
21bb3914
ST		 39732010-02-12 Sriraman Tallam <tmsriram@google.com>
3974
3975 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3976 (Scan::global_reloc_may_be_function_pointer): New function.
3977 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3978 (Scan::global_reloc_may_be_function_pointer): New function.
3979 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3980 (Scan::global_reloc_may_be_function_pointer): New function.
3981 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3982 (Scan::global_reloc_may_be_function_pointer): New function.
3983 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3984 (Scan::global_reloc_may_be_function_pointer): New function.
3985 (Scan::possible_function_pointer_reloc): New function.
3986 (Target_x86_64::can_check_for_function_pointers): New function.
3987 * gc.h (gc_process_relocs): Scan relocation types to determine if
3988 function pointers were taken for targets that support it.
3989 * icf.cc (Icf::find_identical_sections): Include functions for
3990 folding in safe ICF whose pointer is not taken.
3991 * icf.h (Secn_fptr_taken_set): New typedef.
3992 (fptr_section_id_): New member.
3993 (section_has_function_pointers): New function.
3994 (set_section_has_function_pointers): New function.
3995 (check_section_for_function_pointers): New function.
3996 * options.h: Fix comment for safe ICF option.
3997 * target.h (can_check_for_function_pointers): New function.
3998 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3999 Modify icf_safe_test for X86-64.
4000 * testsuite/Makefile.in: Regenerate.
4001 * testsuite/icf_safe_so_test.cc: New file.
4002 * testsuite/icf_safe_so_test.sh: New file.
4003 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4004 (main): Change to take pointer to function kept_func_3.
4005 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4006 folding is done correctly for X86-64.
4007
0da6fa6c
DM		 40082010-02-12 David S. Miller <davem@davemloft.net>
4009
4010 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4011 is_symbolless parameter.
4012 (Output_reloc<SHT_REL>::is_symbolless): New.
4013 (Output_reloc<SHT_REL>::is_symbolless_): New.
4014 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4015 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4016 (Output_reloc<SHT_RELA>::is_symbolless): New.
4017 (Output_data_reloc::add_global): Handle is_symbolless.
4018 (Output_data_reloc::add_global_relative): Likewise.
4019 (Output_data_reloc::add_local): Likewise.
4020 (Output_data_reloc::add_local_relative): Likewise.
4021 (Output_data_reloc::add_symbolless_global_addend): New.
4022 (Output_data_reloc::add_symbolless_local_addend): New.
4023 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4024 is_symbolless.
4025 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4026 instead of ->is_relative_
4027 (Output_reloc::write): Likewise.
4028 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4029 (Output_reloc::write_rel): Simplify.
4030
4031 * sparc.cc (Target_sparc::Scan::local): Use
4032 ->add_symbolless_local_addend as needed.
4033 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4034 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4035 based upon relocation offset.
4036
e4782e83
DK		 40372010-02-11 Doug Kwan <dougkwan@google.com>
4038
4039 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4040 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4041 beginning of function.
4042 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4043 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4044 parameter is_32bit in calls to should_apply_static_reloc.
4045 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4046 (check_DATA): Add arm_abs_global.stdout.
4047 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4048 arm_abs_global.stdout): New rules.
4049 (MOSTLLYCLEANFILES): Add arm_abs_global
4050 * Makefile.in: Regenerate.
4051 * testsuite/arm_abs_global.s: New file.
4052 * testsuite/arm_abs_global.sh: Ditto.
4053 * testsuite/arm_abs_lib.s: Ditto.
4054
93ceb764
ILT		 40552010-02-11 Ian Lance Taylor <iant@google.com>
4056
4057 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4058 Read_relocs task.
4059 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4060 Allocate_commons_task first.
4061 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4062 task, rather than symtab_lock_.
4063 (Gc_process_relocs::~Gc_process_relocs): New function.
4064 (Gc_process_relocs::is_runnable): Check this_blocker_.
4065 (Gc_process_relocs::locks): Use next_blocker_ rather than
4066 blocker_.
4067 (Scan_relocs::~Scan_relocs): New function.
4068 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4069 symtab_lock_.
4070 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4071 next_blocker_.
4072 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4073 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4074 constructor accordingly.
4075 (class Gc_process_relocs): Likewise.
4076 (class Scan_relocs): Likewise.
4077 * common.h (class Allocate_commons_task): Remove symtab_lock_
4078 field, and corresponding constructor parameter.
4079 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4080 symtab_lock_.
4081 (Allocate_commons_task::locks): Likewise.
4082
114dfbe1
ILT		 40832010-02-11 Ian Lance Taylor <iant@google.com>
4084
4085 * gold-threads.h (class Once): Define.
4086 (class Initialize_lock): Rewrite as child of Once.
4087 * gold-threads.cc (class Once_initialize): Define.
4088 (once_pointer_control): New static variable.
4089 (once_pointer, once_arg): New static variables.
4090 (c_run_once): New static function.
4091 (Once::Once, Once::run_once, Once::internal_run): New functions.
4092 (class Initialize_lock_once): Remove.
4093 (initialize_lock_control): Remove.
4094 (initialize_lock_pointer): Remove.
4095 (initialize_lock_once): Remove.
4096 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4097 (Initialize_lock::initialize): Rewrite.
4098 (Initialize_lock::do_run_once): New function.
4099 * archive.cc (Archive::interpret_header): Only clear name if it is
4100 not already empty.
4101 * fileread.cc: Include "gold-threads.h"
4102 (file_counts_lock): New static variable.
4103 (file_counts_initialize_lock): Likewise.
4104 (File_read::release): Only increment counts when using --stats.
4105 Use a lock around the increment.
4106 * parameters.cc (class Set_parameters_target_once): Define.
4107 (set_parameters_target_once): New static variable.
4108 (Parameters::Parameters): Move here from parameters.h.
4109 (Parameters::set_target): Rewrite.
4110 (Parameters::set_target_once): New function.
4111 (Parameters::clear_target): Move here and rewrite.
4112 * parameters.h (class Parameters): Update declarations. Add
4113 set_parameters_target_once_ field.
4114 (Parameters::Parameters): Move to parameters.cc.
4115 (Parameters::clear_target): Likewise.
4116 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4117 task.
4118 (Start_group::~Start_group): New function.
4119 (Start_group::is_runnable): New function.
4120 (Start_group::locks, Start_group::run): New functions.
4121 (Finish_group::run): Change saw_undefined to size_t.
4122 * readsyms.h (class Start_group): Define.
4123 (class Finish_group): Change saw_undefined_ field to size_t.
4124 (Finish_group::Finish_group): Remove saw_undefined and
4125 this_blocker parameters. Change all callers.
4126 (Finish_group::set_saw_undefined): New function.
4127 (Finish_group::set_blocker): New function.
4128 * symtab.h (class Symbol_table): Change saw_undefined to return
4129 size_t. Change saw_undefined_ field to size_t.
4130 * target-select.cc (Set_target_once::do_run_once): New function.
4131 (Target_selector::Target_selector): Initialize set_target_once_
4132 field. Don't initialize lock_ and initialize_lock_ fields.
4133 (Target_selector::instantiate_target): Rewrite.
4134 (Target_selector::set_target): New function.
4135 * target-select.h (class Set_target_once): Define.
4136 (class Target_selector): Update declarations. Make
4137 Set_target_once a friend. Remove lock_ and initialize_lock_
4138 fields. Add set_target_once_ field.
4139
fa17a3f4
ILT		 41402010-02-10 Ian Lance Taylor <iant@google.com>
4141
4142 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4143 queueing any tasks.
4144 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4145 (queue_middle_tasks): Add all blockers before queueing any tasks.
4146 (queue_final_tasks): Likewise.
4147 * token.h (Task_token::add_blockers): New function.
4148 * object.h (Input_objects::number_of_relobjs): New function.
4149
c7177d31
ILT		 41502010-02-10 Ian Lance Taylor <iant@google.com>
4151
5de0e392
ILT		 4152 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4153 shared, not if not position independent.
4154 * x86_64.cc (Relocate::relocate_tls): Likewise.
4155 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4156 (tls_pie_pic_test): New target.
4157 * testsuite/Makefile.in: Rebuild.
4158
c7177d31
ILT		 4159 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4160 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4161 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4162 * testsuite/Makefile.in: Rebuild.
4163
684b268a
DM		 41642010-02-09 David S. Miller <davem@davemloft.net>
4165
4166 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4167 R_SPARC_RELATIVE using ->add_local_relative().
4168 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4169
612a8d3d
DM		 4170 * output.h (Output_data_dynamic::add_section_size): New method
4171 that takes two Output_data objects.
4172 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4173 entry param. Handle it in initializers.
4174 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4175 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4176 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4177 arg.
4178 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4179 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4180 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4181 for dynrel_includes_plt.
4182 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4183 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4184 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4185 before .rela.plt
4186 (Target_sparc::do_finalize_sections): Update to pass true for
4187 dynrel_includes_plt.
4188 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4189 output before .rela.plt
4190 (Target_powerpc::do_finalize_sections): Update to pass true for
4191 dynrel_includes_plt when 32-bit.
4192
cb1be87e
DK		 41932010-02-08 Doug Kwan <dougkwan@google.com>
4194
4195 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4196 method.
4197 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4198 Arm_relobj::scan_section_for_cortex_a8_stubs,
4199 Arm_relobj::do_relocation_section): Instead of calling
4200 Output_section::output_address, use faster
4201 Arm_relobj::simple_input_section_output_address.
4202
705b5121
DM		 42032010-02-08 David S. Miller <davem@davemloft.net>
4204
4205 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4206 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4207 relocation helper function.
4208
024c4466
DM		 4209 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4210 just like R_SPARC_GOT{10,13,22}.
4211 (Target_sparc::Scan::local): Likewise.
4212 (Target_sparc::Relocate:relocate): Likewise.
4213
9109c078
ILT		 42142010-02-06 Ian Lance Taylor <iant@google.com>
4215
4216 * configure.ac: Rewrite targetobjs duplicate removal code to use
4217 only shell constructs.
4218 * configure: Rebuild.
4219
cf846138
DK		 42202010-02-05 Doug Kwan <dougkwan@google.com>
4221
4222 PR 11247
4223 * arm.cc (Arm_relobj::section_is_scannable): New method.
4224 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4225 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4226
6cfaf60b
DK		 42272010-02-04 Doug Kwan <dougkwan@google.com>
4228
4229 PR 11247
4230 * arm-reloc-property.cc (cstdio): Include.
4231 * configure.ac (targetobjs): Remove duplicates.
4232 * configure: Regenerate.
4233 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4234 big and little endian version for a given address size.
4235
5c57f1be
DK		 42362010-02-03 Doug Kwan <dougkwan@google.com>
4237
4238 * arm-reloc-property.cc
4239 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4240 definition.
4241 * arm-reloc-property.h
4242 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4243 New method definition.
4244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4245 declaration.
4246 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4247 overflow to N.
4248 (GOT_PREL): Change implemented to Y.
4249 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4250 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4251 (Arm_relocate_functions::movw_abs_nc): Remove method.
4252 (Arm_relocate_functions::movt_abs): Ditto.
4253 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4254 (Arm_relocate_functions::thm_movt_abs): Ditto.
4255 (Arm_relocate_functions::movw_rel_nc): Ditto.
4256 (Arm_relocate_functions::movw_rel): Ditto.
4257 (Arm_relocate_functions::movt_rel): Ditto.
4258 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4259 (Arm_relocate_functions:thm_movw_rel): Ditto.
4260 (Arm_relocate_functions:thm_movt_rel): Ditto.
4261 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4262 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4263 New method definitions.
4264 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4265 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4266 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4267 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4268 (Target_arm::Relocate::relocate): Check for non-static or
4269 unimplemented relocation code and exit early. Change calls to
4270 Target_arm::reloc_uses_thumb_bit and
4271 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4272 instead. Refactor code to handle similar relocations to increase
4273 code sharing. Remove check for unsupported relocation code in switch
4274 statement.
4275 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4276 relocation property table to find out size. Change error message to
4277 print out the name of a relocation code instead of the numeric value.
4278 (Target_arm::scan_reloc_for_stub): Use relocation property table
4279 instead of calling Target_arm::reloc_uses_thumb_bit().
4280
218c5831
DK		 42812010-02-02 Doug Kwan <dougkwan@google.com>
4282
4283 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4284 types of relaxed input section.
4285
0d31c79d
DK		 42862010-02-02 Doug Kwan <dougkwan@google.com>
4287
4288 * Makefile.am (HFILES): Add arm-reloc-property.h.
4289 (DEFFILES): New.
4290 (TARGETSOURCES): Add arm-reloc-property.cc
4291 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4292 (libgold_a_SOURCES): $(DEFFILES)
4293 * Makefile.in: Regenerate.
4294 * arm-reloc-property.cc: New file.
4295 * arm-reloc-property.h: New file.
4296 * arm-reloc.def: New file.
4297 * arm.cc: Update comments.
4298 (arm-reloc-property.h): New included header.
4299 (arm_reloc_property_table): New global variable.
4300 (Target_arm::do_select_as_default_target): New method definition.
4301 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4302 arm-reloc-property to targ_extra_obj.
4303 * parameters.cc (set_parameters_target): Call
4304 Target::select_as_default_target().
4305 * target.h (Target::select_as_default_target): New method definition.
4306 (Target::do_select_as_default_target): Same.
4307
546c7457
DK		 43082010-02-01 Doug Kwan <dougkwan@google.com>
4309
4310 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4311 first_output_text_section_.
4312 (Arm_exidx_fixup::first_output_text_section): New method definition.
4313 (Arm_exidx_fixup::first_output_text_section_): New data member.
4314 (Arm_exidx_fixup::process_exidx_section): Record the first text
4315 output section seen.
4316 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4317 and entsize in output section header.
4318
11b861d5
DK		 43192010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4320
4321 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4322 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4323 (Arm_relocate_functions::thm_alu11): New Method.
4324 (Arm_relocate_functions::thm_pc8): New Method.
4325 (Arm_relocate_functions::thm_pc12): New Method.
4326 (Target_arm::Scan::local): Handle the relocations.
4327 (Target_arm::Scan::global): Likewise.
4328 (Target_arm::Relocate::relocate): Likewise.
4329 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4330
c9a2c125
DK		 43312010-01-29 Doug Kwan <dougkwan@google.com>
4332
4333 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4334 of relocation types as ld.
4335
1521477a
DK		 43362010-01-29 Doug Kwan <dougkwan@google.com>
4337
4338 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4339 to public.
4340 (Arm_relocate_functions::thumb_branch_common): Ditto.
4341 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4342 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4343 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4344 Arm_relocate_functions::jump24): Remove.
4345 (Target_arm::Relocate::relocate): Adjust code to call
4346 Arm_relocation_functions::arm_branch_common and
4347 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4348 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4349
e7eca48c
DK		 43502010-01-29 Doug Kwan <dougkwan@google.com>
4351
4352 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4353 output_local_symbol_count_needs_update_.
4354 (Arm_relobj::output_local_symbol_count_needs_update,
4355 Arm_relobj::set_output_local_symbol_count_needs_update,
4356 Arm_relobj::update_output_local_symbol_count): New methods.
4357 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4358 member.
4359 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4360 of pointed function as in a R_ARM_PREL31 relocation.
4361 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4362 for output local symbol count updating.
4363 (Target_arm::do_relax): Update output local symbol counts in objects
4364 if necessary.
4365 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4366
02961d7e
ILT		 43672010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4368
4369 * arm.cc: Added support for the ARM relocations:
4370 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4371 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4372 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4373 movw_prel_nc).
4374 (Arm_relocate_functions::movw_rel): New method.
4375 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4376 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4377 thm_movw_prel_nc).
4378 (Arm_relocate_functions::thm_movw_rel): New method.
4379 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4380 thm_movt_prel).
4381 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4382 relocations.
4383 (Target_arm::Scan::global): Likewise.
4384 (Target_arm::Relocate::relocate): Likewise.
4385 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4386 Likewise.
4387
b10d2873
ILT		 43882010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4389
4390 * arm.cc: Added support for ARM group relocations.
4391 (Target_arm::reloc_needs_sym_origin): New method.
4392 (Arm_relocate_functions::calc_grp_kn): New method.
4393 (Arm_relocate_functions::calc_grp_residual): New method.
4394 (Arm_relocate_functions::calc_grp_gn): New method.
4395 (Arm_relocate_functions::arm_grp_alu): New Method.
4396 (Arm_relocate_functions::arm_grp_ldr): New Method.
4397 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4398 (Arm_relocate_functions::arm_grp_ldc): New Method.
4399 (Target_arm::Scan::local): Handle the ARM group relocations.
4400 (Target_arm::Scan::global): Likewise.
4401 (Target_arm::Relocate::relocate): Likewise.
4402 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4403 Likewise.
4404
2b328d4e
DK		 44052010-01-26 Doug Kwan <dougkwan@google.com>
4406
4407 * arm.cc (set): Include.
4408 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4409 pointer type.
4410 (Arm_output_section::Text_section_list): New type.
4411 (Arm_output_section::append_text_sections_to_list): New method.
4412 (Arm_output_section::fix_exidx_coverage): Ditto.
4413 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4414 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4415 Relobj::set_section_offset() instead of
4416 Sized_relobj::invalidate_section_offset().
4417 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4418 parameter for section headers. Ignore relocation sections for
4419 unallocated sections and EXIDX sections.
4420 (Target_arm::fix_exidx_coverage): New method.
4421 (Target_arm::output_section_address_less_than): New type.
4422 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4423 linked text section instead of the EXIDX section.
4424 (Arm_output_section::create_stub_group): Add an assertion to check
4425 that this is not an EXIDX output section.
4426 (Arm_output_section::append_text_sections_to_list): New method.
4427 (Arm_output_section::fix_exidx_coverage): Ditto.
4428 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4429 Arm_relobj::section_needs_reloc_stub_scanning.
4430 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4431 first pass.
4432 (Target_arm::fix_exidx_coverage): New method.
4433 * object.h (Relobj::set_output_section): New method.
4434 (Sized_relobj::invalidate_section_offset): Remove method.
4435 (Sized_relobj::do_invalidate_section_offset): Remove method.
4436 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4437
c7f3c371
DK		 44382010-01-25 Doug Kwan <dougkwan@google.com>
4439
4440 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4441 Fix warning due to signed and unsigned comparison on a 32-bit host.
4442
8923b24c
DK		 44432010-01-22 Doug Kwan <dougkwan@google.com>
4444
4445 * arm.cc (Target_arm::do_relax): Record an output section for section
4446 offset adjustment it contains any stub table that has changed.
4447 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4448 offsets in an output section if necessary.
4449 * output.cc (Output_section::Output_section): Initialize
4450 section_offsets_need_adjustments_.
4451 (Output_section::add_input_section_for_script): Renamed to
4452 Output_section::add_simple_input_section.
4453 (Output_section::save_states): Add a comment.
4454 (Output_section::discard_states): New method defintion.
4455 (Output_section::adjust_section_offsets): Same.
4456 * output.h (Output_section::add_input_section_for_script): Renamed to
4457 Output_section::add_simple_input_section.
4458 (Output_section::discard_states): New method declaration.
4459 (Output_section::adjust_section_offsets): Same.
4460 (Output_section::section_offsets_need_adjustment,
4461 Output_section::set_section_offsets_need_adjustment): New method
4462 definitions.
4463 (Output_section::section_offsets_need_adjustment_): New data member.
4464 * script-sections.cc
4465 (Output_section_element_input::set_section_address): Adjust code for
4466 renaming of Output_section::add_input_section_for_script.
4467 (Orphan_output_section::set_section_address): Same.
4468
9b2fd367
DK		 44692010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4470
4471 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4472 Fix_v4bx enum values .
4473 * gold/options.h (General_options): New option definitions.
4474 (General_options::fix_v4bx): New method.
4475 (General_options::Fix_v4bx): New enum.
4476 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4477 (General_options::parse_fix_v4bx_interworking): New method.
4478
80d0d023
DK		 44792010-01-22 Doug Kwan <dougkwan@google.com>
4480
4481 * arm.cc (Arm_exidx_fixup): New class.
4482
af2cdeae
DK		 44832010-01-21 Doug Kwan <dougkwan@google.com>
4484
4485 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4486 classes.
4487 (Arm_exidx_section_offset_map): New type.
4488
993d07c1
DK		 44892010-01-21 Doug Kwan <dougkwan@google.com>
4490
4491 * arm.cc (Arm_exidx_input_section): New class.
4492 (Arm_relobj::exidx_input_section_by_link,
4493 Arm_relobj::exidx_input_section_by_shndx,
4494 Arm_relobj::make_exidx_input_section): New methods.
4495 (read_arm_attributes_section): Remove.
4496 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4497 information about them.
4498 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4499 to here.
4500
5ac169d4
DK		 45012010-01-20 Doug Kwan <dougkwan@google.com>
4502
4503 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4504 Input_section_specifier to Section_id.
4505 (Target_arm::new_arm_input_section: Adjust code for change of key
4506 type.
4507 (Target_arm::find_arm_input_section): Ditto.
4508 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4509 (Section_id): Remove.
4510 (Garbage_collection::Section_id_hash): Remove.
4511 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4512 (Section_id): Remove.
4513 (Icf::Section_id_hash): Remove.
4514 * object.h (Section_id, Const_section_id, Section_id_hash,
4515 Const_section_id_hash): New type definitions.
4516 * output.cc (Output_section::add_relaxed_input_section): Change to
4517 use Const_section_id instead of Input_section_specifier as key type.
4518 (Output_section::add_merge_input_section): Ditto.
4519 (Output_section::build_relaxation_map): Change to use Section_id
4520 instead of Input_section_specifier as key type.
4521 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4522 Ditto.
4523 (Output_section::convert_input_sections_to_relaxed_sections): Change
4524 to use Const_section_id instead of Input_section_specifier as key type.
4525 (Output_section::find_merge_section): Ditto.
4526 (Output_section::find_relaxed_input_section): Ditto.
4527 * output.h (Input_section_specifier): Remove class.
4528 (Output_section::Output_section_data_by_input_section_map): Change
4529 key type to Const_section_id.
4530 (Output_section::Output_relaxed_input_section_by_input_section_map):
4531 Ditto.
4532 (Output_section::Relaxation_map): Change key type to Section_id.
4533
a2162063
ILT		 45342010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4535
4536 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4537 (class Arm_v4bx_stub): New class.
4538 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4539 (Stub_factory::make_arm_v4bx_stub): New method.
4540 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4541 (Stub_table::empty): Handle v4bx stubs.
4542 (Stub_table::add_arm_v4bx_stub): New method.
4543 (Stub_table::find_arm_v4bx_stub): New method.
4544 (Arm_relocate_functions::v4bx): New method.
4545 (Target_arm::fix_v4bx): New method.
4546 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4547 (Stub_table::relocate_stubs): Likewise.
4548 (Stub_table::do_write): Likewise.
4549 (Stub_table::update_data_size_and_addralign): Likewise.
4550 (Stub_table::finalize_stubs): Likewise.
4551 (Target_arm::Scan::local): Likewise.
4552 (Target_arm::Scan::global): Likewise.
4553 (Target_arm::do_finalize_sections): Likewise.
4554 (Target_arm::Relocate::relocate): Likewise.
4555 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4556 Likewise.
4557 (Target_arm::scan_reloc_for_stub): Likewise.
4558 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4559
5696ab0b
ILT		 45602010-01-19 Ian Lance Taylor <iant@google.com>
4561
4562 * output.cc (Output_section_headers::do_sized_write): Write large
4563 segment count to sh_info field.
4564 (Output_file_header::do_sized_write): For large segment count,
4565 write PN_XNUM to e_phnum field.
4566
800d0f56
ILT		 45672010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4568
4569 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4570 (Arm_relocate_functions::thm_jump8): New function.
4571 (Arm_relocate_functions::thm_jump11): New function.
4572 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4573 R_ARM_THM_JUMP11.
4574 (Target_arm::Scan::global): Likewise.
4575 (Target_arm::Relocate::relocate): Likewise.
4576 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4577 Likewise.
4578
41263c05
DK		 45792010-01-14 Doug Kwan <dougkwan@google.com>
4580
4581 * arm.cc (map, utility): Include headers.
4582 (Target_arm::apply_cortex_a8_workaround): New method.
4583 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4584 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4585 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4586 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4587 the --[no-]fix-cortex-a8 command line options.
4588 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4589 (Target_arm::relocate_stub): Use addend in instruction template.
4590 * options.h (DEFINE_bool): Set the user-set flag.
4591 (General_options): Add --[no-]-fix-cortex options.
4592 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 4593 : Update fast look-up map after conversion.
41263c05 4594
459e9b03
ST		 45952010-01-14 Sriraman Tallam <tmsriram@google.com>
4596
4597 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4598 in the first pass of do_layout.
4599
b521dfe4
DK		 46002010-01-13 Doug Kwan <dougkwan@google.com>
4601
4602 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4603 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4604 apparent compiler problem of not folding static constant integral
4605 data members of elfcpp::Elf_sizes<32>.
4606
44272192
DK		 46072010-01-13 Doug Kwan <dougkwan@google.com>
4608
4609 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4610 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4611 Arm_relobj::scan_section_for_cortex_a8_erratum,
4612 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4613 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4614 sections to scan for relocation stubs into a new method
4615 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4616 relocation and Cortex-A8 stub scanning.
4617 (Target_arm::do_relax): Force stubs to be after stubbed sections
4618 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 4619 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 4620 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4621
44b71ece
ILT		 46222010-01-12 Ian Lance Taylor <iant@google.com>
4623
4624 * target-reloc.h (visibility_error): New inline function.
4625 (relocate_section): Call visibility_error.
4626 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4627 (MOSTLYCLEANFILES): Likewise.
4628 (protected_4_pic.o, protected_3.err): New targets.
4629 * testsuite/protected_4.cc: New file.
4630
a120bc7f
DK		 46312010-01-12 Doug Kwan <dougkwan@google.com>
4632
4633 * arm.cc (Cortex_a8_reloc): New class.
4634 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4635 and cortex_a8_relocs_info_.
4636 (Target_arm::fix_cortex_a8): New method definition.
4637 (Target_arm::Cortex_a8_relocs_info): New type.
4638 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4639 New data member declarations.
4640 (Target_arm::scan_reloc_for_stub): Record information about
4641 relocations for THUMB branches that might be exempted from the
4642 Cortex-A8 workaround.
4643 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4644 at the beginning of a relaxation pass.
4645
20138696
DK		 46462010-01-12 Doug Kwan <dougkwan@google.com>
4647
4648 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4649 (Arm_relobj::Mapping_symbol_position,
4650 Arm_reloj::Mapping_symbol_position_less,
4651 Arm_relobj::Mapping_symbols_info): New types.
4652 (Target_arm::is_mapping_symbol_name): New method definition.
4653 (Arm_relobj::do_count_local_symbols): Save information about mapping
4654 symbols.
4655
089d69dc
DK		 46562010-01-11 Doug Kwan <dougkwan@google.com>
4657
4658 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4659 Arm_relocate_functions::thumb32_branch_upper,
4660 Arm_relocate_functions::thumb32_branch_lower,
4661 Arm_relocate_functions::thumb32_cond_branch_offset,
4662 Arm_relocate_functions::thumb32_cond_branch_upper,
4663 Arm_relocate_functions::thumb32_cond_branch_lower,
4664 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4665 branch offset encoding.
4666 (Arm_relocate_functions::thumb_branch_common): Use new branch
4667 offset encoding methods to avoid code duplication.
4668 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4669 (Stub_addend_reader::operator()): Use new branch encoding method
4670 to avoid code duplication.
4671
99e5bff2
DK		 46722010-01-11 Doug Kwan <dougkwan@google.com>
4673
4674 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4675 (Target_arm::do_finalize_sections): Define special EXIDX section
4676 symbols only if referenced.
4677 * gc.h (Garbage_collection::add_reference): New method.
4678 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4679 code duplication.
4680
98e090bd
ILT		 46812010-01-11 Ian Lance Taylor <iant@google.com>
4682
d0a91bd8
ILT		 4683 * script.cc (Version_script_info::build_expression_list_lookup):
4684 Change complaing about duplicate wildcard match from error to
4685 warning.
4686
98e090bd
ILT		 4687 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4688 of 2009-12-30.
4689 (Version_script_info::Version_script_info): Initialize globs_,
4690 default_version_, default_is_global_, and exact_. Don't
4691 initialize globals_ or locals_.
4692 (Version_script_info::build_lookup_tables): Build local symbols
4693 first.
4694 (Version_script_info::unquote): New function.
4695 (Version_script_info::add_exact_match): New function.
4696 (Version_script_info::build_expression_list_lookup): Remove lookup
4697 parameter. Add is_global parameter. Change all callers. Handle
4698 wildcard pattern specially. Unquote pattern. Call
4699 add_exact_match.
4700 (Version_script_info::get_name_to_match): New function.
4701 (Version_script_info::get_symbol_version): New function.
4702 (Version_script_info::get_symbol_version_helper): Remove.
4703 (Version_script_info::check_unmatched_names): Call unquote.
4704 * script.h (class Version_script_info): Change get_symbol_version
4705 to be non-inline and add is_global parameter; change all callers.
4706 Rewrite symbol_is_local. Update declarations. Define struct
4707 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4708 Remove globals_ and locals_ members. Add exact_, globs_,
4709 default_version_, is_global_.
4710 (Version_script_info::Glob): Remove pattern, add expression and
4711 is_global. Update constructor. Change all callers.
4712 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4713 default version.
4714 (Versions::symbol_section_contents): If a symbol is undefined, or
4715 defined in a dynamic object, set the version index to
4716 VER_NDX_LOCAL.
4717 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4718 symbol_is_local.
4719 (Symbol_table::add_from_pluginobj): Likewise.
4720 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4721
d56962d3
DK		 47222010-01-11 Doug Kwan <dougkwan@google.com>
4723
4724 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4725 (incremental_dump_LDADD): Add linking option for libintl.
4726 * Makefile.in: Regenerate.
4727
94e6ee91
L		 47282010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4729
4730 PR gold/11144
4731 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4732 instead of -Ds.
4733 * testsuite/Makefile.in: Regenerated.
4734
e96c574b
DK		 47352010-01-10 Doug Kwan <dougkwan@google.com>
4736
4737 * options.h (DEFINE_var): Use parentheses around argument varname__
4738 in macro body to avoid any unintended subsequent substitutions.
4739
7198066b
ILT		 47402010-01-10 Ian Lance Taylor <iant@google.com>
4741
ba4d53bf
ILT		 4742 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4743 candidates before doing symbol resolution.
4744
7198066b
ILT		 4745 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4746 ODR candidates if only one is weak.
4747
a2beed37
ILT		 47482010-01-08 Ian Lance Taylor <iant@google.com>
4749
4750 * script.cc (Version_script_info::build_expression_list_lookup):
4751 Don't warn about ambiguous version, just record the ambiguity.
4752 (Version_script_info::get_symbol_version_helper): Give error if
4753 version is ambiguous.
4754
2fb7225c
DK		 47552010-01-08 Doug Kwan <dougkwan@google.com>
4756
4757 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4758 prev_data_size_ and prev_addralign_. Remove initializer for
4759 deleted data member has_been_changed_.
4760 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4761 to determine if the table is empty.
4762 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4763 Remove.
4764 (Stub_table::add_reloc_stub): Define method in class definition
4765 instead of just declaring it there.
4766 (Stub_table::add_cortex_a8_stub): New method definition.
4767 (Stub_table::update_data_size_and_addralign): Ditto.
4768 (Stub_table::finalize_stubs): Ditto.
4769 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4770 (Stub_table::do_addralign_): Return address alignment in the
4771 (Stub_table::do_reset_address_and_file_offset): Define method in
4772 class definition instead of declaring it there. Set current data
4773 size to be the data size of the previous pass.
4774 (Stub_table::set_final_data_size): Use current data size as the
4775 final data size.
4776 (Stub_table::relocate_stub): Change parameter type of stub from
4777 Reloc_stub pointer to Stub pointer.
4778 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4779 (Stub_table::Cortex_a8_stub_list): New typedef.
4780 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4781 Stub_table::prev_addralign_): New data member.
4782 (Arm_relobj::Arm_relobj): Initialize data member
4783 section_has_cortex_a8_workaround_.
4784 (Arm_relobj::section_has_cortex_a8_workaround,
4785 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4786 definitions.
4787 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4788 declarations.
4789 (Target_arm::relocate_stub): Change parameter type of stub from
4790 Reloc_stub pointer to Stub pointer.
4791 (Insn_template::size, Insn_template::alignment): Handle
4792 THUMB16_SPECIAL_TYPE.
4793 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4794 Stub_table::update_data_size_and_addralign,
4795 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4796 definitions.
4797 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4798 (Stub_table::do_write): Ditto.
4799 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4800
880cd20d
ILT		 48012010-01-08 Ian Lance Taylor <iant@google.com>
4802
4803 PR 11108
4804 * symtab.h (class Symbol): Remove fields is_target_special_ and
4805 has_plt_offset_. Add field is_defined_in_discarded_section_.
4806 (Symbol::is_defined_in_discarded_section): New function.
4807 (Symbol::set_is_defined_in_discarded_section): New function.
4808 (Symbol::has_plt_offset): Rewrite.
4809 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4810 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4811 Don't initialize is_target_special_ or has_plt_offset_.
4812 Initialize is_defined_in_discarded_section_.
4813 (Symbol_table::add_from_relobj): If appropriate, set
4814 is_defined_in_discarded_section.
4815 * resolve.cc (Symbol::override_base_with_special): Don't test
4816 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4817 * target-reloc.h (relocate_section): Do special handling for
4818 symbols defined in discarded sections for global symbols as well
4819 as local symbols.
4820
2703e3eb
ILT		 48212010-01-08 Ian Lance Taylor <iant@google.com>
4822
4823 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4824 the SHT_SYMTAB case.
4825
339d40a3
ILT		 48262010-01-08 Ian Lance Taylor <iant@google.com>
4827
4828 * object.cc (Sized_relobj::do_layout): Don't get confused if
4829 layout_eh_frame returns NULL.
4830
abecea76
ILT		 48312010-01-08 Ian Lance Taylor <iant@google.com>
4832
4833 PR 11084
4834 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4835 dynamic symbol table, use the normal symbol table.
4836 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4837 symbol table.
4838
6b7dd3f3
ILT		 48392010-01-08 Ian Lance Taylor <iant@google.com>
4840
4841 PR 11072
4842 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4843 sections.
4844
36c50e63
L		 48452010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4846
4847 * version.cc (print_version): Change to "Copyright 2010".
4848
e291e7b9
ILT		 48492010-01-08 Ian Lance Taylor <iant@google.com>
4850
4851 PR 10287
4852 PR 11063
4853 * i386.cc (class Target_i386): Change return type of plt_section
4854 to be non-const.
4855 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4856 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4857 tls_desc_rel_ field.
4858 (Output_data_plt_i386::rel_tls_desc): New function.
4859 (Target_i386::rel_tls_desc_section): New function.
4860 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4861 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4862 R_386_TLS_DESC reloc in rel_tls_desc_section.
4863 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4864 Define struct Tlsdesc_info.
4865 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4866 (Target_x86_64::do_reloc_symbol_index): New function.
4867 (Target_x86_64::add_tlsdesc_info): New function.
4868 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4869 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4870 tlsdesc_rel_ field.
4871 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4872 all callers.
4873 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4874 (Target_x86_64::rela_tlsdesc_section): New function.
4875 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4876 handling.
4877 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4878 (Target_x86_64::do_reloc_addend): New function.
4879 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4880 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4881 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4882 (Output_reloc::type): New function.
4883 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4884 (Output_reloc::is_target_specific): New function.
4885 (Output_reloc::target_arg): New function.
4886 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4887 absolute relocs and target specific relocs.
4888 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4889 add_target_specific.
4890 (class Output_data_reloc) [SHT_RELA]: Likewise.
4891 * output.cc (Output_reloc::Output_reloc): Add four new versions
4892 for absolute relocs and target specific relocs.
4893 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4894 (Output_reloc::get_symbol_index): Likewise.
4895 (Output_reloc::local_section_offset): Check that local_sym_index_
4896 is not TARGET_CODE or 0.
4897 (Output_reloc::symbol_value): Likewise.
4898 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4899 reloc.
4900 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4901 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4902 functions.
4903 * layout.cc (add_target_dynamic_tags): Use output section for
4904 DT_PLTRELSZ and DT_JMPREL.
4905
3a44184e
ILT		 49062010-01-07 Ian Lance Taylor <iant@google.com>
4907
4908 PR 11061
4909 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4910 function.
4911 (class Output_data_reloc_generic): Define.
4912 (class Output_data_reloc_base): Change base class to
4913 Output_data_reloc_generic. Change add() method to call
4914 bump_relative_reloc_count for a relative reloc. Remove
4915 sort_relocs_ field.
4916 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4917 to sort_relocs().
4918 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4919 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4920 appropriate.
4921 * layout.h (class Layout): Update declaration.
4922
ea715a34
ILT		 49232010-01-07 Ian Lance Taylor <iant@google.com>
4924
4925 * output.h (class Output_data): Add const version of
4926 output_section and do_output_section.
4927 (class Output_section_data): Add const version of
4928 do_output_section.
4929 (class Output_section): Likewise.
4930 * layout.cc (Layout::add_target_dynamic_tags): New function.
4931 * layout.h (class Layout): Update declarations.
4932 * arm.cc (Target_arm::do_finalize_sections): Use
4933 add_target_dynamic_tags.
4934 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4935 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4936 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4937 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4938
659948a4
ILT		 49392010-01-07 Ian Lance Taylor <iant@google.com>
4940
4941 PR 11042
4942 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4943 object as needed.
4944
9d3b86f6
ILT		 49452010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4946 Ian Lance Taylor <iant@google.com>
4947
4948 PR 11019
4949 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4950 Xindex::read_symtab_xindex.
4951
bb0d3eb0
DK		 49522010-01-07 Doug Kwan <dougkwan@google.com>
4953
4954 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4955 (Insn_template::thumb16_bcond_insn): New method declaration.
4956 (Insn_template): Fix spelling.
4957 (Stub::thumb16_special): New method declaration.
4958 (Stub::do_write): Define virtual method which was previously pure
4959 virtual.
4960 (Stub::do_thumb16_special): New method declaration.
4961 (Stub::do_fixed_endian_write): New template member.
4962 (Reloc_stub::do_write): Remove.
4963 (Reloc_stub::do_fixed_endian_write): Remove.
4964 (Cortex_a8_stub): New class definition.
4965 (Stub_factory::make_cortex_a8_stub): New method definition.
4966 (Stub_factory::Stub_factory): Add missing static storage class
4967 qualifier for elf32_arm_stub_a8_veneer_blx.
4968
ffeef7df
ILT		 49692010-01-07 Ian Lance Taylor <iant@google.com>
4970
dc3f80fe
ILT		 4971 PR 10980
4972 * options.h (class General_options): Add --warn-unresolved-symbols
4973 and --error-unresolved-symbols.
4974 * errors.cc (Errors::undefined_symbol): Implement
4975 --warn-unresolved-symbols.
4976
ffeef7df
ILT		 4977 * options.h (class General_options): Add -z text and -z textoff.
4978 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4979
f1ec9ded
ST		 49802010-01-06 Sriraman Tallam <tmsriram@google.com>
4981
4982 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4983 (Garbage_collection::cident_sections): New function.
4984 (Garbage_collection::add_cident_section): New function.
4985 (Garbage_collection::cident_sections_): New member.
4986 (gc_process_relocs): Add references to sections whose names are C
4987 identifiers.
4988 * gold.h (cident_section_start_prefix): New constant.
4989 (cident_section_stop_prefix): New constant.
4990 (is_cident): New function.
4991 * layout.cc (Layout::define_section_symbols): Replace string constants
4992 with the newly defined constants.
4993 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4994 C identifiers.
4995 * testsuite/Makefile.am: Add gc_orphan_section_test.
4996 * testsuite/Makefile.in: Regenerate.
4997 * testsuite/gc_orphan_section_test.cc: New file.
4998 * testsuite/gc_orphan_section_test.sh: New file.
4999
6eda8c29
ILT		 50002010-01-06 Ian Lance Taylor <iant@google.com>
5001
b9674e17
ILT		 5002 PR 10980
5003 * options.h (class General_options): Add --warn-shared-textrel.
5004 * layout.cc (Layout::finish_dynamic_section): Implement
5005 --warn-shared-textrel.
5006
6eda8c29
ILT		 5007 PR 10980
5008 * options.h (class General_options): Add --warn-multiple-gp.
5009
32dcd44e
ILT		 50102010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5011
5012 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5013 $(THREADSLIB) and $(LIBDL).
5014 * Makefile.in: Rebuild.
5015
a192ba05
ILT		 50162010-01-06 Ian Lance Taylor <iant@google.com>
5017
5018 PR 10980
5019 * options.cc (General_options::parse_section_start): New function.
5020 (General_options::section_start): New function.
5021 (General_options::General_options): Initialize all members.
5022 * options.h: Include <map>
5023 (class General_options): Add --section-start. Add section_starts_
5024 member.
5025 * layout.cc (Layout::attach_allocated_section_to_segment): If
5026 --section-start was used, set the address of the segment. Remove
5027 local sort_sections.
5028 (Layout::relaxation_loop_body): If the address of the load segment
5029 has been set by --section-start, don't use it.
5030 * output.h (Output_segment::update_flags_for_output_section): New
5031 function.
5032 * output.cc (Output_segment::add_output_section): Call
5033 update_flags_for_output_section.
5034
dde3f402
ILT		 50352010-01-05 Ian Lance Taylor <iant@google.com>
5036
62dfdd4d
ILT		 5037 PR 10980
5038 * options.h (class General_options): Add --undefined-version.
5039 * script.cc (struct Version_expression): Add was_matched_by_symbol
5040 field.
5041 (Version_script_info::matched_symbol): New function.
5042 (Version_script_info::get_symbol_version_helper): Call
5043 matched_symbol.
5044 (Version_script_info::check_unmatched_names): New function.
5045 * script.h (class Version_script_info): Update declarations.
5046 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5047
9c4ae156
ILT		 5048 * options.h (class General_options): Use DEFINE_bool_alias for
5049 allow_multiple_definition.
5050 * resolve.cc (Symbol_table::should_override): Don't test
5051 allow_multiple_definition.
5052
dde3f402
ILT		 5053 PR 10980
5054 * options.h (class General_options): Add --cref.
5055 * main.cc (main): Print cref table if --cref. Don't close mapfile
5056 until after printing cref table.
5057 * cref.cc: Include "symtab.h".
5058 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5059 (Cref_table_compare::operator()): New function.
5060 (Cref_inputs::gather_cref): New function.
5061 (filecol): New static const.
5062 (Cref_inputs::print_cref): New function.
5063 (Cref::print_cref): New function.
5064 * cref.h: Include <cstdio>.
5065 (class Cref): Update declarations.
5066 * mapfile.h (Mapfile::file): New function.
5067 * object.h (class Object): Define Symbols. Declare virtual
5068 do_get_global_symbols.
5069 (Object::get_global_symbols): New function.
5070 * object.cc (Input_objects::add_object): Pass object to cref_ if
5071 --cref.
5072 (Input_objects::archive_start): Likewise.
5073 (Input_objects::archive_stop): Likewise.
5074 (Input_objects::print_cref): New function.
5075 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5076 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5077 --cref.
5078 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5079 function.
5080 * plugin.h (class Sized_pluginobj): Update declarations.
5081
8781f709
ILT		 50822010-01-05 Ian Lance Taylor <iant@google.com>
5083
5084 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5085 to is_default_version. Rename insdef to insdefault.
5086 (Symbol_table::add_from_relobj): Rename def to is_default_version
5087 and local to is_forced_local.
5088 (Symbol_table::add_from_pluginobj): Likewise.
5089 (Symbol_table::add_from_dynobj): Likewise.
5090 (Symbol_table::define_special_symbol): Rename insdef to
5091 insdefault.
5092
fe35d28d
ILT		 50932010-01-04 Ian Lance Taylor <iant@google.com>
5094
30bc8c46
ILT		 5095 PR 10980
5096 * options.h (class General_options): Add
5097 --allow-multiple-definition and -z muldefs.
5098 * resolve.cc (Symbol_table::should_override): Don't warn about a
5099 multiple symbol definition if --allow-multiple-definition or -z
5100 muldefs.
5101
7eaea549
ILT		 5102 PR 10980
5103 * options.h (class General_options): Add --add-needed and
5104 --copy-dt-needed-entries. Tweak --as-needed help entry.
5105 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5106 error if --copy-dt-needed-entries aka --add-needed is used and
5107 would cause a change in behaviour.
5108
fe35d28d
ILT		 5109 PR 10980
5110 * options.h (class General_options): Add -G as a short version of
5111 --shared. Add no-op options -assert, -g, and -i.
5112
55a2bb35
ST		 51132010-01-04 Sriraman Tallam <tmsriram@google.com>
5114
5115 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5116 check for .text or .gnu.linkonce.t sections.
5117 * icf.cc (Icf::find_identical_sections): Ditto.
5118 Change the detection for mangled function name within the section
5119 name.
5120 * icf.h (is_section_foldable_candidate): New function.
5121
719328e1
ILT		 51222009-12-30 Ian Lance Taylor <iant@google.com>
5123
5124 PR 10980
5125 * options.h (class General_options): Permit two dashes with
5126 --retain-symbols-file.
5127
d7bb5745
ILT		 51282009-12-30 Ian Lance Taylor <iant@google.com>
5129
403a15dd
ILT		 5130 PR 10979
5131 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5132 don't put the file header and segment headers in the text
5133 segment.
5134
eda294df
ILT		 5135 PR 10979
5136 * common.cc (Sort_commons::operator()): Stabilize sort when both
5137 entries are NULL.
5138 (Symbol_table::do_allocate_commons_list): When allocating common
5139 symbols, skip a symbol which is no longer common.
5140 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5141 an object before checking its type.
5142 * testsuite/common_test_2.c: New file.
5143 * testsuite/common_test_3.c: New file.
5144 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5145 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5146 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5147 (common_test_2_pic.o, common_test_2.so): New targets.
5148 (common_test_3_pic.o, common_test_3.so): New targets.
5149 * testsuite/Makefile.in: Rebuild.
5150
d7bb5745
ILT		 5151 PR 10979
5152 * script.cc (read_input_script): If we see a new SECTIONS clause,
5153 and we have added an input section, give an error.
5154 * layout.h (class Layout): Add have_added_input_section function.
5155 Add have_added_input_section_ field.
5156 * layout.cc (Layout::Layout): Initialize
5157 have_added_input_section_.
5158 (Layout::layout): Set have_added_input_section_.
5159 (Layout::layout_eh_frame): Likewise.
5160
fc59c572
ILT		 51612009-12-30 Ian Lance Taylor <iant@google.com>
5162
5163 PR 10931
5164 * options.h (class General_options): Add --sort-common option.
5165 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5166 * common.cc (Sort_common): Add sort_order parameter to
5167 constructor. Add sort_order_ field.
5168 (Sort_commons::operator): Check sort_order_.
5169 (Symbol_table::allocate_commons): Determine the sort order.
5170 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5171 Change all callers.
5172 (Symbol_table::do_allocate_commons_list): Likewise.
5173
1c74fab0
ILT		 51742009-12-30 Ian Lance Taylor <iant@google.com>
5175
5176 PR 10916
5177 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5178 symbols from this object, don't change the visibility of an
5179 undefined symbol.
5180 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5181
6affe781
ILT		 51822009-12-30 Ian Lance Taylor <iant@google.com>
5183
5184 PR 10861
5185 * script.h (class Version_script_info): Define Language enum.
5186 Update declarations. Define Glob, Exact, and Lookup types. Add
5187 new fields globals_, locals_, and is_finalized_.
5188 * script.cc: Various formatting fixes.
5189 (class Parser_closure): Change language_stack_ from a vector of
5190 std::string to one of Version_script_info::Language. Adjust all
5191 uses accordingly.
5192 (class Lazy_demangler): Remove.
5193 (struct Version_expression): Change language from std::string to
5194 Version_script_info::Language.
5195 (Version_script_info::Version_script_info): New function.
5196 (Version_script_info::~Version_script_info): Don't call clear.
5197 (Version_script_info::finalize): New function.
5198 (Version_script_info::build_lookup_tables): New function.
5199 (Version_script_info::build_expression_list_lookup): New
5200 function.
5201 (Version_script_info::get_symbol_version_helper): Rewrite to use
5202 lookup tables.
5203 (Version_script_info::print_expression_list): Adjust to use
5204 Version_script_info::Language.
5205 (script_push_lex_into_version_mode): Check that the version script
5206 has not been finalized.
5207 (version_script_push_lang): Change language string to
5208 Version_script_info::Language.
5209 * options.cc (Command_line::version_script): New function.
5210 * options.h (class General_options): Add finalize_dynamic_list
5211 function. Change version_script from declaration to definition.
5212 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5213 * testsuite/version_script.map: Remove duplicate def of foo.
5214 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5215 version_script.map.
5216 * testsuite/Makefile.in: Rebuild.
5217
818bf354
ILT		 52182009-12-30 Ian Lance Taylor <iant@google.com>
5219
5220 PR 10843
5221 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5222 if the input symbol index is 0, make the output symbol index 0.
5223
ebcc8304
ILT		 52242009-12-30 Ian Lance Taylor <iant@google.com>
5225
5226 PR 10670
5227 * options.h (class General_options): Add -x/--discard-all.
5228 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5229 --discard-all. If the local symbol needs a dynamic entry, check
5230 that before handling --discard-locals.
5231
176fe33f
ILT		 52322009-12-30 Ian Lance Taylor <iant@google.com>
5233
bb321bb1
ILT		 5234 PR 10450
5235 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5236 flags to PF_R.
5237 (Output_segment::add_output_section): Don't change the flags if
5238 the type is PT_TLS.
5239
176fe33f
ILT		 5240 PR 10450
5241 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5242 GNU hash table if they need a dynamic value. Otherwise, don't add
5243 them if they are defined in a dynamic object or are forced local.
5244
e8cd95c7
ILT		 52452009-12-29 Ian Lance Taylor <iant@google.com>
5246
1b81fb71
ILT		 5247 PR 10450
5248 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5249 .gnu.hash table for a 32-bit target.
5250
8d6d383d
ILT		 5251 PR 10450
5252 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5253 regular and a dynamic object only needs a dynamic symbol table
5254 entry if it is externally visible.
5255
e785ec03
ILT		 5256 PR 10450
5257 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5258 constructor. Add global_offset_table_ field.
5259 (Target_i386::got_section): Set global_offset_table_.
5260 (Target_i386::do_finalize_sections): Set global_offset_table_
5261 size.
5262 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5263 in constructor. Add global_offset_table_ field.
5264 (Target_x86_64::got_section): Set global_offset_table_.
5265 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5266 size.
5267
1a2dff53
ILT		 5268 * layout.cc (Layout::Layout): Initialize increase_relro_.
5269 (Layout::get_output_section): Add is_relro, is_last_relro, and
5270 is_first_non_relro parameters. Change all callers.
5271 (Layout::choose_output_section): Likewise.
5272 (Layout::add_output_section_data): Likewise.
5273 (Layout::make_output_section): Likewise.
5274 (Layout::set_segment_offsets): Clear increase_relro when using a
5275 linker script.
5276 * layout.h (class Layout): Add increase_relro method. Add
5277 increase_relro_ field. Update declarations.
5278 * output.cc (Output_section::Output_section): Initialize
5279 is_last_relro_ and is_first_non_relro_.
5280 (Output_segment::add_output_section): Group relro sections is
5281 do_sort is true. Handle is_last_relro and is_first_non_relro.
5282 (Output_segment::maximum_alignment): Remove relro handling.
5283 (Output_segment::set_section_addresses): Add increase_relro
5284 parameter. Change all callers. Add initial alignment to align
5285 relro sections on separate page. Remove old relro handling.
5286 (Output_segment::set_section_list_addresses): Remove in_relro
5287 parameter. Change all callers.
5288 (Output_segment::set_offset): Add increase parameter. Change all
5289 callers. Remove old relro handling.
5290 * output.h (class Output_section): Add new methods: is_last_relro,
5291 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5292 Add is_last_relro_ and is_first_non_relro_ fields.
5293 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5294 Create separate .got.plt section. Call increase_relro.
5295 * x86_64.cc (Target_x86_64::got_section): Likewise.
5296 * testsuite/relro_script_test.t: Add .got.plt.
5297
f0ba79e2
ILT		 5298 PR 10450
5299 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5300 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5301 (Layout::finalize): Call set_dynamic_symbol_size.
5302 (Layout::set_dynamic_symbol_size): New function.
5303 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5304 set_dynamic_symbol_size.
5305
e8cd95c7
ILT		 5306 PR 10450
5307 * output.h (class Output_section): Add is_entsize_zero_ field.
5308 * output.cc (Output_section::Output_section): Initialize
5309 is_entsize_zero_.
5310 (Output_section::set_entsize): If two different entsizes are
5311 requested, force it to zero.
5312 (Output_section::add_input_section): Set flags for .debug_str
5313 before updating section flags. Set entsize.
5314 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5315 and SHF_STRING if all input sections have those flags.
5316
3e1b9a8a
RÁE		 53172009-12-29 Rafael Espindola <espindola@google.com>
5318
5319 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5320 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5321 reporting.
3e1b9a8a 5322
3dcad376
ST		 53232009-12-29 Sriraman Tallam <tmsriram@google.com>
5324
5325 * options.cc (General_options::parse_version): Allow -v to exit
5326 without an error if there is nothing to link.
5327
084e2665
ILT		 53282009-12-29 Ian Lance Taylor <iant@google.com>
5329
5330 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5331 using a version of gcc before 4.1.
5332 * configure: Rebuild.
5333
250acde3
CD		 53342009-12-28 Chris Demetriou <cgd@google.com>
5335
5336 * attributes.cc (Output_attributes_section_data::do_write): Use
5337 std::vector::front rather than std::vector::data.
5338
99fff23b
ILT		 53392009-12-28 Ian Lance Taylor <iant@google.com>
5340
5341 * symtab.h (class Symbol_table): Add enum Defined.
5342 * resolve.cc (Symbol_table::should_override): Add defined
5343 parameter. Change all callers. Test whether object is NULL
5344 before calling a method on it.
5345 (Symbol_table::report_resolve_problem): Add defined parameter.
5346 Change all callers.
5347 (Symbol_table::should_override_with_special): Likewise.
5348 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5349 parameter. Change all callers.
5350 (Symbol_table::do_define_in_output_data): Likewise.
5351 (Symbol_table::define_in_output_segment): Likewise.
5352 (Symbol_table::do_define_in_output_segment): Likewise.
5353 (Symbol_table::define_as_constant): Likewise.
5354 (Symbol_table::do_define_as_constant): Likewise.
5355 * script.h (class Symbol_assignment): Add is_defsym parameter to
5356 constructor; change all callers.
5357 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5358 parameter. Change all callers. Add is_defsym_ field.
5359 (class Parser_closure): Add parsing_defsym parameter to
5360 constructor; change all callers. Add parsing_defsym accessor
5361 function. Add parsing_defsym_ field.
5362
556bd683
ILT		 53632009-12-28 Ian Lance Taylor <iant@google.com>
5364
5365 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5366 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5367
1782c879
ILT		 53682009-12-23 Ian Lance Taylor <iant@google.com>
5369
5370 * i386.cc (Target_i386::do_calls_non_split): Recognize
5371 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5372 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5373 -fsplit-stack prologue when using %r11.
1782c879 5374
329ca2b1
ST		 53752009-12-21 Sriraman Tallam <tmsriram@google.com>
5376
5377 * options.cc (General_options::parse_version): Make -v continue and do
5378 the link like GNU ld does.
5379
d675ff46
RÁE		 53802009-12-17 Rafael Avila de Espindola <espindola@google.com>
5381
5382 * Makefile.am (CCFILES): Add timer.cc.
5383 (HFILES): Add timer.h.
5384 * configure.ac: Check for sysconf and times.
5385 * main.cc: include timer.h.
5386 (main): Use Timer instead of get_run_time.
5387 * timer.cc: New.
5388 * timer.h: New.
5389 * workqueue.cc: include timer.h.
5390 (Workqueue::find_and_run_task):
5391 Report user, sys and wall time.
5392 * Makefile.in: Regenerate.
5393 * config.in: Regenerate.
5394 * configure: Regenerate.
5395
d6344fb5
DK		 53962009-12-16 Doug Kwan <dougkwan@google.com>
5397
5398 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5399 sections.
5400 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5401 relaxed input sections.
5402 * output.cc (Output_section::find_relaxed_input_section): Change
5403 return type to Output_relaxed_input_section pointer. Adjust code
5404 for new type of relaxed_input_section_map_.
5405 * output.h (Output_section::find_relaxed_input_section): Change
5406 return type to Output_relaxed_input_section pointer.
5407 (Output_section::Output_relaxed_input_section_by_input_section_map):
5408 New type.
5409 (Output_section::relaxed_input_section_map_): Change type to
5410 Output_section::Output_relaxed_input_section_by_input_section_map.
5411 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5412 input section.
5413
0e0d5469
ILT		 54142009-12-15 Ian Lance Taylor <iant@google.com>
5415
5416 * layout.cc (Layout::create_shstrtab): Only write out after input
5417 sections if we are compressing debug sections.
5418
0649a889
ILT		 54192009-12-15 Ian Lance Taylor <iant@google.com>
5420
5421 * archive.cc (Archive::add_symbols): Only look up a symbol without
5422 a version if there is, in fact, a version.
5423
2ea97941
ILT		 54242009-12-14 Ian Lance Taylor <iant@google.com>
5425
5426 Revert -Wshadow changes, all changes from:
5427 2009-12-11 Doug Kwan <dougkwan@google.com>
5428 2009-12-11 Nick Clifton <nickc@redhat.com>
5429 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5430
b0eec2cc
DK		 54312009-12-11 Doug Kwan <dougkwan@google.com>
5432
5433 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5434 due to -Wshadow.
5435 * attributes.cc (Object_attribute::size): Ditto.
5436 (Attributes_section_data::size): Ditto.
5437 (Attributes_section_data::Attributes_section_data): Ditto.
5438 (Output_attributes_section_data::do_write): Ditto.
5439 * attributes.h (Object_attribute::set_type): Ditto.
5440 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5441
91d6fa6a
NC		 54422009-12-11 Nick Clifton <nickc@redhat.com>
5443
5444 * archive.cc: Fix shadowed variable warnings.
5445 * arm.cc: Likewise.
5446 * compressed_output.cc: Likewise.
5447 * compressed_output.h: Likewise.
5448 * configure: Likewise.
5449 * dwarf_reader.cc: Likewise.
5450 * dynobj.cc: Likewise.
5451 * dynobj.h: Likewise.
5452 * ehframe.cc: Likewise.
5453 * ehframe.h: Likewise.
5454 * errors.cc: Likewise.
5455 * expression.cc: Likewise.
5456 * fileread.cc: Likewise.
5457 * fileread.h: Likewise.
5458 * freebsd.h: Likewise.
5459 * i386.cc: Likewise.
5460 * icf.cc: Likewise.
5461 * incremental.h: Likewise.
5462 * layout.cc: Likewise.
5463 * layout.h: Likewise.
5464 * mapfile.cc: Likewise.
5465 * merge.cc: Likewise.
5466 * merge.h: Likewise.
5467 * object.cc: Likewise.
5468 * object.h: Likewise.
5469 * options.h: Likewise.
5470 * output.cc: Likewise.
5471 * output.h: Likewise.
5472 * parameters.cc: Likewise.
5473 * plugin.cc: Likewise.
5474 * powerpc.cc: Likewise.
5475 * reduced_debug_output.cc: Likewise.
5476 * reduced_debug_output.h: Likewise.
5477 * reloc.cc: Likewise.
5478 * reloc.h: Likewise.
5479 * resolve.cc: Likewise.
5480 * script-sections.cc: Likewise.
5481 * script.cc: Likewise.
5482 * script.h: Likewise.
5483 * sparc.cc: Likewise.
5484 * symtab.cc: Likewise.
5485 * symtab.h: Likewise.
5486 * target-select.cc: Likewise.
5487 * target-select.h: Likewise.
5488 * token.h: Likewise.
5489 * workqueue.cc: Likewise.
5490 * workqueue.h: Likewise.
5491 * x86_64.cc: Likewise.
5492
a0351a69
DK		 54932009-12-10 Doug Kwan <dougkwan@google.com>
5494
5495 * arm.cc (attributes.h): New include.
5496 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5497 (Arm_relobj::~Arm_relobj): Delete object pointed by
5498 attributes_section_data_.
5499 (Arm_relobj::attributes_section_data): New method definition.
5500 (Arm_relobj::attributes_section_data_): New data member declaration.
5501 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5502 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5503 attributes_section_data_.
5504 (Arm_dynobj::attributes_section_data): New method definition.
5505 (Arm_dynobj::attributes_section_data_): New data member declaration.
5506 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5507 initialization value of may_use_blx_ to false.
5508 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5509 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5510 object attributes to compute results instead of hard-coding.
5511 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5512 Target_arm::get_secondary_compatible_arch,
5513 Target_arm::set_secondary_compatible_arch
5514 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5515 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5516 New method declarations.
5517 (Target_arm::get_aeabi_object_attribute): New method definition.
5518 (Target_arm::attributes_section_data_): New data member declaration.
5519 (read_arm_attributes_section): New template definition.
5520 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5521 (Arm_dynobj::do_read_symbols): Ditto.
5522 (Target_arm::do_finalize_sections): Merge attributes sections from
5523 input. Check for BLX use after attributes section merging.
5524 Fix __exidx_start and __exidx_end visibility. Create an
5525 .ARM.attributes section if necessary.
5526 (Target_arm::get_secondary_compatible_arch,
5527 Target_arm::set_secondary_compatible_arch,
5528 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5529 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 5530 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 5531 New method definitions.
5532
b59befec
ILT		 55332009-12-09 Ian Lance Taylor <iant@google.com>
5534
5535 * plugin.cc (Plugin::load): Don't cast from void* to a function
5536 pointer.
5537
1276bc89
ILT		 55382009-12-09 Ian Lance Taylor <iant@google.com>
5539
5540 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5541 information fields.
5542
2f2de248
L		 55432009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5544
5545 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5546 Replace two_file_shared_1.so with two_file_shared_2.so.
5547 * testsuite/Makefile.in: Regenerated.
5548
4f787271
DK		 55492009-12-08 Doug Kwan <dougkwan@google.com>
5550
5551 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5552 (HFILES): Add attributes.h and int_encoding.h.
5553 * Makefile.in: Regenerate.
5554 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5555 function definitions to int_encoding.cc
5556 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5557 prototypes to int_encoding.h
5558 * reduced_debug_output.cc (int_encoding.h): New include.
5559 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5560 function definitions to int_encoding.cc
5561 (insert_into_vector, read_from_pointer): Move template definitions to
5562 int_encoding.h
5563 * attributes.cc: New file.
5564 * attributes.h: New file.
5565 * int_encoding.cc: New file.
5566 * int_encoding.h: New file.
5567
20b52f1a
RÁE		 55682009-12-07 Rafael Avila de Espindola <espindola@google.com>
5569
5570 PR gold/11055
5571 * incremental-dump.cc (dump_incremental_inputs): New.
5572 (main): Use dump_incremental_inputs.
5573
53d7974c
L		 55742009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5575
5576 PR gold/10893
5577 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5578 checking elfcpp::STT_FUNC.
5579 (Target_i386::Relocate::relocate): Likewise.
5580 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5581
5582 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5583 symbols from shared libraries into normal FUNC symbols.
5584
5585 * symtab.h (Symbol): Add is_func and use it.
5586
05a352e6
DK		 55872009-12-05 Doug Kwan <dougkwan@google.com>
5588
5589 * arm.cc (Target_arm::arm_info): Initialize new fields
5590 attributes_section and attributes_vendor.
5591 * i386.cc (Target_i386::i386_info): Same.
5592 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5593 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5594 fields attributes_section and attributes_vendor.
53d7974c 5595 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 5596 * target.h (Target::attributes_section, Target::attributes_vendor,
5597 Target::is_attributes_section, Target::attribute_arg_type,
5598 Target::attributes_order): New method definitions.
5599 (Target::Target_info::attributes_section,
5600 Target::Target_info::attributes_vendor): New fields.
5601 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5602 virtual method definitions.
5603 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5604 attributes_section and attributes_vendor.
5605 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5606
f4e5969c
DK		 56072009-12-05 Doug Kwan <dougkwan@google.com>
5608
5609 * arm.cc: Update comments about interworking and stub generation.
5610 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5611 considered as non-PIC.
5612 (Arm_relocate_functions::base_abs): Fix formatting.
5613 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5614 of function to use GOT entry address instead of offset.
5615 (Target_arm::Scan::global): Issue an error if a symbol would need a
5616 PLT does not get one because it is untyped. Remove code to create
5617 dynamic symbols for relative branches.
5618 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5619 takes unsigned integer instead of boolean.
5620
1abce4a6
L		 56212009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5622
5623 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5624 (two_file_test_LDADD): Likewise.
5625 (common_test_1_LDADD): Likewise.
5626 (exception_test_LDADD) Likewise.
5627 (weak_test_LDADD): Likewise.
5628 (many_sections_test_LDADD): Likewise.
5629 (initpri1_LDADD): Likewise.
5630 (script_test_1_LDADD): Likewise.
5631 (script_test_2_LDADD): Likewise.
5632 (justsyms_LDADD): Likewise.
5633 (binary_test_LDADD): Likewise.
5634 (large_LDADD): Likewise.
5635 * testsuite/Makefile.in: Regenerated.
5636
adcf2816 56372009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 5638
adcf2816
L		 5639 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5640 (Symbol_table::override_with_special): Likewise.
5641 (Symbol_table::add_from_object): Likewise.
5642
28e67f5d
RÁE		 56432009-12-04 Rafael Avila de Espindola <espindola@google.com>
5644
5645 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5646 Don't set the data_offset twice.
5647
ae10a101
RÁE		 56482009-12-04 Rafael Avila de Espindola <espindola@google.com>
5649
5650 * testsuite/Makefile.in: Regenerate.
5651
f59f41f3
DK		 56522009-12-03 Doug Kwan <dougkwan@google.com>
5653
5654 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5655 (Target_arm::do_finalize_sections): Add parameter for symbol table
5656 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5657 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5658 parameter for symbol table pointer.
5659 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5660 an additional parameter for a pointer to symbol table.
5661 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5662 parameter for a symbol table pointer.
5663 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5664 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5665 Ditto.
5666 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5667 parameter for a symbol table pointer.
5668
ca55d848
RÁE		 56692009-12-03 Rafael Avila de Espindola <espindola@google.com>
5670
5671 * incremental.cc (Incremental_inputs_header)
5672 (Incremental_inputs_header_write, Incremental_inputs_entry)
5673 (Incremental_inputs_entry_write): Move ...
5674 * incremental.h (Incremental_inputs_header)
5675 (Incremental_inputs_header_write, Incremental_inputs_entry)
5676 (Incremental_inputs_entry_write): here.
5677
3aec4f9c
RÁE		 56782009-12-02 Rafael Avila de Espindola <espindola@google.com>
5679
5680 * incremental.cc (make_sized_incremental_binary): Set the target.
5681 Error if it is incompatible.
5682 * output.h (Output_file): Add filename method.
5683
9c0ae74d
RÁE		 56842009-12-02 Rafael Avila de Espindola <espindola@google.com>
5685
5686 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5687 from the get_* methods.
5688
a45500ae
RÁE		 56892009-12-02 Rafael Avila de Espindola <espindola@google.com>
5690
5691 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5692 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5693 Write 0 for the data_offset of scripts.
5694
325e6408
RÁE		 56952009-12-02 Rafael Avila de Espindola <espindola@google.com>
5696
5697 * testsuite/Makefile.am: Add the incremental_test.sh test.
5698 * testsuite/incremental_test.sh: New.
5699 * testsuite/incremental_test_1.c: New.
5700 * testsuite/incremental_test_2.c: New.
5701
954c3e2e
RÁE		 57022009-12-01 Rafael Avila de Espindola <espindola@google.com>
5703
5704 * incremental-dump.cc (main): Fix typos.
5705
f8086623
RÁE		 57062009-11-27 Rafael Avila de Espindola <espindola@google.com>
5707
5708 PR gold/11025
5709 * incremental-dump.cc (main): Use llu to print 64 bit values.
5710
3b0dd6ac
L		 57112009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5712 H.J. Lu <hongjiu.lu@intel.com>
5713
5714 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5715 $(LIBDL).
5716 (incremental_dump_LDADD): Likewise.
5717 * Makefile.in: Regenerated.
5718
a6d1ef57 57192009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 5720
a6d1ef57
DK		 5721 Revert:
5722
5723 2009-11-25 Doug Kwan <dougkwan@google.com>
5724
5725 * arm.cc (Target_arm::Target_arm): Move method definition
5726 outside of class definition. Add code to handle
5727 --target1-rel, --target1-abs and --target2= options.
5728 (Target_arm::get_reloc_reloc_type): Change method to be
5729 non-static and const.
5730 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5731 New data member declaration.
5732 (Target_arm::Scan::local, Target_arm::Scan::global,
5733 Target_arm::Relocate::relocate,
5734 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5735 Adjust call to Target_arm::get_real_reloc_type.
5736 (Target_arm::get_real_reloc_type): Use command line options
5737 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5738 * options.h (--target1-rel, --target1-abs, --target2): New
5739 ARM-only options.
5740
50aeb7d4
DK		 57412009-11-25 Doug Kwan <dougkwan@google.com>
5742
5743 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5744 class definition. Add code to handle --target1-rel, --target1-abs
5745 and --target2= options.
5746 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5747 and const.
5748 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5749 member declaration.
5750 (Target_arm::Scan::local, Target_arm::Scan::global,
5751 Target_arm::Relocate::relocate,
5752 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5753 call to Target_arm::get_real_reloc_type.
5754 (Target_arm::get_real_reloc_type): Use command line options to
5755 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5756 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5757 options.
5758
51938283
DK		 57592009-11-25 Doug Kwan <dougkwan@google.com>
5760
5761 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5762 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5763 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5764 formatting.
5765 (Arm_relocate_functions::thm_call): Replace body with a call to
5766 Arm_relocate_functions::thumb_branch_common.
5767 (Arm_relocate_functions::thm_jump24,
5768 Arm_relocate_functions::thm_xpc22): New method definitions.
5769 (Arm_relocate_functions::thumb_branch_common): New method definition.
5770 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5771 operator.
5772 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5773 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5774
e2b8f3c4
RÁE		 57752009-11-24 Rafael Avila de Espindola <espindola@google.com>
5776
5777 * Makefile.am: Build incremental-dump
5778 * Makefile.in: Regenerate.
5779 * incremental-dump.cc: New.
5780 * incremental.cc (Incremental_inputs_header_data,
5781 Incremental_inputs_entry_data): Move to incremental.h
5782 * incremental.h: (Incremental_inputs_header_data,
5783 Incremental_inputs_entry_data): Move from incremental.cc
5784
bcba9aec
RÁE		 57852009-11-24 Rafael Avila de Espindola <espindola@google.com>
5786
5787 * incremental.cc (Incremental_inputs_header,
5788 Incremental_inputs_header_write, Incremental_inputs_entry,
5789 Incremental_inputs_entry_write): Add a typedef with the data type.
5790
7c3afe08
RÁE		 57912009-11-24 Rafael Avila de Espindola <espindola@google.com>
5792
5793 * incremental.cc (Incremental_inputs_header,
5794 Incremental_inputs_header_write, Incremental_inputs_entry,
5795 Incremental_inputs_entry_write): Update comment about which
5796 type has the filed descriptions.
5797
d204b6e9
DK		 57982009-11-15 Doug Kwan <dougkwan@google.com>
5799
5800 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5801 (Arm_relocate_functions::arm_branch_common): Change method defintion
5802 in class definition to a method declaration and update list of formal
5803 parameters.
5804 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5805 Arm_relocation_functions::jump24): Adjust call to
5806 Arm_relocate_functions::arm_branch_common. Update list of formal
5807 parameters.
5808 (Arm_relocate_functions::xpc25): New method definition.
5809 (Arm_relocate_functions::arm_branch_common): Move method defintion
5810 out from class definition. Use stubs for mode-switching and extending
5811 branch ranges.
5812 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5813 specially. Change code to enable use of stubs in ARM branches.
5814
43d12afe
DK		 58152009-11-10 Doug Kwan <dougkwan@google.com>
5816
5817 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5818 in method declaration.
5819 (Target_arm::relocate_stub): New method declaration.
5820 (Target_arm::default_target): Change to return a pointer instead of
5821 a const reference.
5822 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5823 Target_arm::default_target.
5824 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5825 method definition.
5826 (Target_arm::relocate_section): Adjust view.
5827 (Target_arm::relocate_stub): New method definition.
5828
ac33a407
DK		 58292009-11-10 Doug Kwan <dougkwan@google.com>
5830
5831 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5832 a format warning.
5833 * incremental.cc (open_incremental_binary): Initialized local
5834 variables to avoid warnings.
5835 * object.cc (make_elf_object): Ditto.
5836 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5837 a format warning.
e1df38aa 5838
88ee28e9
L		 5839009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5840
5841 PR gold/10930
5842 * testsuite/plugin_test.c: Include "config.h".
5843
2daedcd6
DK		 58442009-11-09 Doug Kwan <dougkwan@google.com>
5845
5846 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5847 (arm_symbol_value): Remove.
5848 (Arm_relocate_functions::arm_branch_common,
5849 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5850 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5851 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5852 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5853 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5854 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5855 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5856 Arm_relocate_functions::thm_mobw_abs_nc,
5857 Arm_relocate_functions::thm_mov_abs,
5858 Arm_relocate_functions::movw_prel_nc,
5859 Arm_relocate_functions::thm_movt_abs,
5860 Arm_relocate_functions::movt_prel,
5861 Arm_relocate_functions::thm_movw_prel_nc,
5862 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5863 (Target_arm::Relocate::relocate): Only decompose address into two
5864 parts if relocation type uses the thumb-bit and pass the actual
5865 bit instead of a flag indicating that the thumb-bit is used. Adjust
5866 calls to methods in Arm_relocate_functions for this change.
5867
1276bc89 58682009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 5869
5870 PR 10925
5871 * reloc.cc: Instantiate
5872 Sized_relobj::initialize_input_to_output_maps and
5873 Sized_relobj:free_input_to_output_maps.
5874
e53ad1b5
ILT		 58752009-11-06 Ian Lance Taylor <iant@google.com>
5876
5877 PR 10876
5878 * defstd.cc (in_segment): Set only_if_ref true for "end".
5879
eb44217c
DK		 58802009-11-06 Doug Kwan <dougkwan@google.com>
5881
5882 * arm.cc (class Reloc_stub): Correct a comment.
5883 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5884 (Target_arm::scan_section_for_stubs): New method declaration.
5885 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5886 Change methods from private to protected.
5887 (Target_arm::do_may_relax): New method definition.
5888 (Target_arm::do_relax, Target_arm::group_sections,
5889 Target_arm::scan_reloc_for_stub,
5890 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5891 (Target_arm::arm_input_section_map_): New data member declaration.
5892 (Target_arm::scan_reloc_for_stub,
5893 Target_arm::scan_reloc_section_for_stubs,
5894 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5895 Target_arm::do_relax): New method definitions.
5896
5d329b7d
ILT		 58972009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5898
5899 * configure.ac: Check for (struct stat)::st_mtim
5900 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5901 * config.in: Regenerate.
5902 * configure: Regenerate.
5903
96a0d71b
ILT		 59042009-11-05 Ian Lance Taylor <iant@google.com>
5905
5906 PR 10910
5907 * output.cc (Output_segment::add_output_section): Add missing
5908 return statement.
5909
594c8e5e
ILT		 59102009-11-04 Ian Lance Taylor <iant@google.com>
5911
5912 PR 10880
5913 * object.h (class Object): Add is_needed and set_is_needed
5914 methods. Add is_needed_ field. Make bool fields into bitfields.
5915 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5916 defined in a dynamic object and referenced by a regular object,
5917 set is_needed for the dynamic object.
5918 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5919 if the file is marked with as_needed and it is not needed.
5920
22b127cc
ILT		 59212009-11-04 Ian Lance Taylor <iant@google.com>
5922
5923 PR 10887
5924 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5925 tags if data is discarded by linker script.
5926 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5927 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5928 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5929 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5930
f5c870d2
ILT		 59312009-11-04 Ian Lance Taylor <iant@google.com>
5932
5933 * layout.cc (Layout::get_output_section): Add is_interp and
5934 is_dynamic_linker_section parameters. Change all callers.
5935 (Layout::choose_output_section): Likewise.
5936 (Layout::make_output_section): Likewise.
5937 (Layout::add_output_section_data): Add is_dynamic_linker_section
5938 parameter. Change all callers.
5939 * layout.h (class Layout): Update declarations.
5940 * output.h (class Output_section): Add is_interp, set_is_interp,
5941 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5942 Add is_interp_, is_dynamic_linker_section_ fields. Change
5943 generate_code_fills_at_write_ to a bitfield.
5944 * output.cc (Output_section::Output_sections): Initialize new
5945 fields.
5946 (Output_segment::add_output_section): Add do_sort parameter.
5947 Change all callers.
5948
1ae4d23b
ILT		 59492009-11-03 Ian Lance Taylor <iant@google.com>
5950
5951 PR 10860
5952 * options.h (class General_options): Add --warn-common.
5953 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5954 merging two common symbols.
5955 (Symbol_table::should_override): Handle --warn-common when merging
5956 a common symbol with a defined symbol. Use report_resolve_problem
5957 for multiple definitions.
5958 (Symbol_table::report_resolve_problem): New function.
5959 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5960
55da9579
DK		 59612009-11-03 Doug Kwan <dougkwan@google.com>
5962
5963 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5964 stub_factory_.
5965 (Target_arm::stub_factory): New method definition.
5966 (Target_arm::new_arm_input_section,
5967 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5968 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 5969 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 5970 New type definitions.
5971 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5972 member declarations.
5973 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5974 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5975 New method definitions.
5976
37a9ac43
ILT		 59772009-11-03 Ian Lance Taylor <iant@google.com>
5978
5979 * options.h (class General_options): Add --warn_constructors.
5980
b3d6a3d4
ILT		 59812009-11-03 Ian Lance Taylor <iant@google.com>
5982
5983 PR 10893
5984 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5985 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5986
934b01dd
ILT		 59872009-11-03 Ian Lance Taylor <iant@google.com>
5988
5989 PR 10895
5990 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5991 --msgid-bugs-address.
5992 (install-pdf): New target.
5993 (install-data_yes): Look up one directory to find mkinstalldirs.
5994
03c1939b
L		 59952009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5996
5997 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5998 tree.
5999
ebd95253
DK		 60002009-10-30 Doug Kwan <dougkwan@google.com>
6001
6002 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6003
e9bbb538
DK		 60042009-10-30 Doug Kwan <dougkwan@google.com>
6005
6006 * arm.cc (Stub_addend_reader): New struct template definition
6007 and partial specializations.
6008 (Stub_addend_reader::operator()): New method definition for a
6009 partially specialized template.
6010
d5b40221
DK		 60112009-10-30 Doug Kwan <dougkwan@google.com>
6012
6013 * arm.cc (Arm_relobj::processor_specific_flags): New method
6014 definition.
6015 (Arm_relobj::do_read_symbols): New method declaration.
6016 (Arm_relobj::processor_specific_flags_): New data member declaration.
6017 (Arm_dynobj): New class definition.
6018 (Target_arm::do_finalize_sections): Add input_objects parameter.
6019 (Target_arm::do_adjust_elf_header): New method declaration.
6020 (Target_arm::are_eabi_versions_compatible,
6021 (Target_arm::merge_processor_specific_flags): New method declaration.
6022 (Target_arm::do_make_elf_object): New overloaded method definitions
6023 and declaration.
6024 (Arm_relobj::do_read_symbols): New method definition.
6025 (Arm_dynobj::do_read_symbols): Ditto.
6026 (Target_arm::do_finalize_sections): Add input_objects parameters.
6027 Merge processor-specific flags from all input objects.
6028 (Target_arm::are_eabi_versions_compatible,
6029 Target_arm::merge_processor_specific_flags,
6030 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6031 New method definitions.
6032 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6033 Input_objects pointer type parameter.
6034 * layout.cc (Layout::finalize): Pass input objects to target's.
6035 finalize_sections function.
6036 * output.cc (Output_file_header::do_sized_write): Set ELF file
6037 header's processor-specific flags.
6038 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6039 Input_objects pointer type parameter.
6040 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6041 * target.h (Input_objects): New forward class declaration.
6042 (Target::processor_specific_flags,
6043 Target::are_processor_specific_flags_sect): New method definitions.
6044 (Target::finalize_sections): Add input_objects parameter.
6045 (Target::Target): Initialize processor_specific_flags_ and
6046 are_processor_specific_flags_set_.
6047 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6048 parameter.
6049 (Target::set_processor_specific_flags): New method definition.
6050 (Target::processor_specific_flags_,
6051 Target::are_processor_specific_flags_set_): New data member
6052 declarations.
6053 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6054 Input_objects pointer type parameter.
6055
ebabffbd
DK		 60562009-10-30 Doug Kwan <dougkwan@google.com>
6057
6058 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6059
ad0f2072
ILT		 60602009-10-28 Ian Lance Taylor <iant@google.com>
6061
6062 * object.h (class Relobj): Drop options parameter from
6063 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6064 do_scan_relocs, do_relocate. Change all callers.
6065 (class Sized_relobj): Drop options parameters from
6066 do_gc_process_relocs, do_scan_relocs, do_relocate,
6067 do_relocate_sections, relocate_sections, emit_relocs_scan,
6068 emit_relocs_scan_reltype. Change all callers.
6069 (struct Relocate_info): Remove options field and all references to
6070 it.
6071 * reloc.h (class Read_relocs): Remove options constructor
6072 parameter and options_ field. Change all callers.
6073 (class Gc_process_relocs, class Scan_relocs): Likewise.
6074 (class Relocate_task): Likewise.
6075 * target-reloc.h (scan_relocs): Remove options parameter. Change
6076 all callers.
6077 (scan_relocatable_relocs): Likewise.
6078 * target.h (class Sized_target): Remove options parameter from
6079 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6080 all callers.
6081 * gc.h (gc_process_relocs): Remove options parameter. Change all
6082 callers.
6083 * arm.cc: Update functions to remove options parameters.
6084 * i386.cc: Likewise.
6085 * powerpc.cc: Likewise.
6086 * sparc.cc: Likewise.
6087 * x86_64.cc: Likewise.
6088 * testsuite/testfile.cc: Likewise.
6089
8ffa3667
DK		 60902009-10-28 Doug Kwan <dougkwan@google.com>
6091
6092 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6093 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6094 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6095 New method definitions.
6096
40f36857
CC		 60972009-10-28 Cary Coutant <ccoutant@google.com>
6098
6099 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6100 (Plugin::cleanup_done_): New member.
6101 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6102 (Plugin_manager::cleanup_done_): Remove.
6103 (Plugin_manager::add_input_file): Edit error message.
6104 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6105 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6106
2c849493
ILT		 61072009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6108
6109 * fileread.cc: (File_read::View::~View): Use the new
6110 data_ownership_ filed.
6111 (File_read::~File_read): Dispose the new whole_file_view_.
6112 (File_read::open): Mmap the whole file if needed.
6113 (File_read::open): Use whole_file_view_ instead of contents_.
6114 (File_read::find_view): Use whole_file_view_ if applicable.
6115 (File_read::do_read): Use whole_file_view_ instead of contents_.
6116 (File_read::make_view): Use whole_file_view_ instead of contents_,
6117 update File_read::View::View call.
6118 (File_read::find_or_make_view): Update File_read::View::View
6119 call.
6120 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6121 remove contents_
6122 (File_read::View::Data_ownership): New enum.
6123 (File_read::View::View): Replace bool mapped_ with Data_ownership
6124 argument.
6125 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6126 (File_read::View::data_ownership_): New field.
6127 (File_read::contents_): Remove (replaced by whole_file_view_).
6128 (File_read::whole_file_view_): New field.
6129 * options.h (class General_options): Add --keep-files-mapped.
6130
24998053
CC		 61312009-10-27 Cary Coutant <ccoutant@google.com>
6132
6133 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6134 * testsuite/Makefile.am (plugin_test_5): New test case.
6135 * testsuite/Makefile.in: Regenerate.
6136
72adc4fa
DK		 61372009-10-25 Doug Kwan <dougkwan@google.com>
6138
6139 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6140 from private to protected to allow access by child class.
6141 (Sized_relobj::do_relocate_sections): New method declaration.
6142 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6143 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6144 Sized_relobj::relocate_sections. Instantiate template explicitly
6145 for different target sizes and endianity.
6146
07f508a2
DK		 61472009-10-24 Doug Kwan <dougkwan@google.com>
6148
6149 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6150 (Arm_input_section::as_arm_input_section): New method.
6151 (Arm_output_section): New class definition.
6152 (Arm_output_section::create_stub_group,
6153 Arm_output_section::group_sections): New method definitions.
6154
10ad9fe5
DK		 61552009-10-22 Doug Kwan <dougkwan@google.com>
6156
6157 * arm.cc (Arm_input_section): New class definition.
6158 (Arm_input_section::init, Arm_input_section:do_write,
6159 Arm_input_section::set_final_data_size,
6160 Arm_input_section::do_reset_address_and_file_offset): New method
6161 definitions.
6162
56ee5e00
DK		 61632009-10-21 Doug Kwan <dougkwan@google.com>
6164
6165 * arm.cc (Stub_table, Arm_input_section): New forward class
6166 declarations.
6167 (Stub_table): New class defintion.
6168 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6169 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6170 New method definition.
6171
b569affa
DK		 61722009-10-21 Doug Kwan <dougkwan@google.com>
6173
6174 * arm.cc: Update copyright comments.
6175 (Target_arm): New forward class template declaration.
6176 (Arm_address): New type.
6177 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6178 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6179 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6180 constants.
6181 (Insn_template): Same.
6182 (DEF_STUBS): New macro.
6183 (Stub_type): New enum type.
6184 (Stub_template): New class definition.
6185 (Stub): Same.
6186 (Reloc_stub): Same.
6187 (Stub_factory): Same.
6188 (Target_arm::Target_arm): Initialize may_use_blx_ and
6189 should_force_pic_veneer_.
6190 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6191 Target_arm::should_force_pic_veneer,
6192 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6193 Target_arm::using_thumb_only, Target_arm:;default_target): New
6194 method defintions.
6195 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6196 New data member declarations.
6197 (Insn_template::size, Insn_template::alignment): New method defintions.
6198 (Stub_template::Stub_template): New method definition.
6199 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6200 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6201 (Stub_factory::Stub_factory): New method definition.
6202 * gold.h (string_hash): New template.
6203 * output.h (Input_section_specifier::hash_value): Use
6204 gold::string_hash.
6205 (Input_section_specifier::string_hash): Remove.
6206 * stringpool.cc (Stringpool_template::string_hash): Use
6207 gold::string_hash.
6208
6c172549
DK		 62092009-10-20 Doug Kwan <dougkwan@google.com>
6210
6211 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6212 symbols of relaxed input sections.
6213 * output.h (Output_section::find_relaxed_input_section): Make
6214 method public.
6215
c5617f2f
DK		 62162009-10-16 Doug Kwan <dougkwan@google.com>
6217
6218 * dynobj.cc (Versions::Versions): Initialize version_script_.
6219 Only insert base version symbol definition for a shared object
6220 if version script defines any version versions.
6221 (Versions::define_base_version): New method definition.
6222 (Versions::add_def): Check that base version is not needed.
6223 (Versions::add_need): Define base version lazily.
6224 * dynobj.h (Versions::define_base_version): New method declaration.
6225 (Versions::needs_base_version_): New data member declaration.
6226 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6227 (check_DATA): Add no_version_test.stdout.
6228 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6229 New make rules.
6230 * testsuite/Makefile.in: Regenerate.
6231 * testsuite/no_version_test.c: New file.
6232 * testsuite/no_version_test.sh: Ditto.
6233
3c12dcdb
DK		 62342009-10-16 Doug Kwan <dougkwan@google.com>
6235
6236 * expression.cc (class Segment_start_expression): New class definition.
6237 (Segment_start_expression::value): New method definition.
6238 (script_exp_function_segment_start): Return a new
6239 Segment_start_expression.
6240 * gold/script-c.h (script_saw_segment_start_expression): New function
6241 prototype.
6242 * script-sections.cc (Script_sections::Script_sections): Initialize
6243 SAW_SEGMENT_START_EXPRESSION_ to false.
6244 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6245 and -Tbbs options to specify section addresses if given in
6246 command line and no SEGMENT_START expression is seen in a script.
6247 * script-sections.h (Script_sections::saw_segment_start_expression,
6248 Script_sections::set_saw_segment_start_expression): New method
6249 definition.
6250 (Script_sections::saw_segment_start_expression_): New data member
6251 declaration.
6252 * script.cc (script_saw_segment_start_expression): New function.
6253 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6254 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6255 script_test_7.sh and script_test_8.sh.
6256 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6257 script_test_8.stdout.
6258 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6259 (script_test_6, script_test_6.stdout, script_test_7,
6260 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6261 * Makefile.in: Regenerate.
6262 * testsuite/script_test_6.sh: New file.
6263 * testsuite/script_test_6.t: Same.
6264 * testsuite/script_test_7.sh: Same.
6265 * testsuite/script_test_7.t: Same.
6266 * testsuite/script_test_8.sh: Same.
6267
64b1ae37
DK		 62682009-10-16 Doug Kwan <dougkwan@google.com>
6269
6270 * output.cc (Output_segment::set_section_list_address): Cast
6271 expressions to unsigned long long type to avoid format warnings.
6272
661be1e2
ILT		 62732009-10-15 Ian Lance Taylor <iant@google.com>
6274
12edd763 6275 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6276 dot assignment to script_sections_.
12edd763
ILT		 6277 * script-sections.cc (Script_sections::add_dot_assignment):
6278 Initialize if necessary.
6279
68b6574b
ILT		 6280 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6281 program headers with no load segment if there is a linker script.
6282
661be1e2
ILT		 6283 * layout.cc (Layout::set_segment_offsets): Align the file offset
6284 to the segment aligment for -N or -n with no load segment.
6285 * output.cc (Output_segment::add_output_section): Don't crash if
6286 the first section is a TLS section.
6287 (Output_segment::set_section_list_addresses): Print an error
6288 message if the address moves backward in a linker script.
6289 * script-sections.cc
6290 (Output_section_element_input::set_section_addresses): Don't
6291 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6292 (Orphan_output_section::set_section_addresses): Likewise.
6293
f15f61a7
DK		 62942009-10-15 Doug Kwan <dougkwan@google.com>
6295
6296 * layout.cc (Layout::finish_dynamic_section): Generate tags
6297 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6298 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6299 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6300
82bb573a
ILT		 63012009-10-14 Ian Lance Taylor <iant@google.com>
6302
6303 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6304 fields.
6305 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6306 data_shdr fields of relinfo.
6307 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6308 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6309 R_386_TLS_LDO_32, adjust based on section flags.
6310 (Target_i386::Relocate::fix_up_ldo): Remove.
6311
374ad285
ILT		 63122009-10-13 Ian Lance Taylor <iant@google.com>
6313
6314 Add support for -pie.
6315 * options.h (class General_options): Add -pie and
6316 --pic-executable.
6317 (General_options::output_is_position_independent): Test -pie.
6318 (General_options::output_is_executable): Return true if not shared
6319 and not relocatable.
6320 (General_options::output_is_pie): Remove.
6321 * options.cc (General_options::finalize): Reject incompatible uses
6322 of -pie.
6323 * gold.cc (queue_middle_tasks): A -pie link is not static.
6324 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6325 * symtab.cc (Symbol::final_value_is_known): Return false if
6326 output_is_position_independent.
6327 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6328 output_is_position_independent.
6329 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6330 output_is_position_independent.
6331 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6332 output_is_position_independent.
6333 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6334 two_file_pie_test.
6335 (basic_pie_test.o, basic_pie_test): New targets.
6336 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6337 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6338 (two_file_pie_test): New target.
6339 * testsuite/Makefile.in: Rebuild.
6340 * README: Remove note saying that -pie is not supported.
6341
c6585162
ILT		 63422009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6343
6344 * options.h (class General_options): Add -init and -fini.
6345 * layout.cc (Layout::finish_dynamic_section): Emit
6346 given init and fini functions.
6347
032ce4e9
ST		 63482009-10-13 Sriraman Tallam <tmsriram@google.com>
6349
6350 * gc.h (gc_process_relocs): Check if icf is enabled using new
6351 function.
6352 * gold.cc (queue_initial_tasks): Likewise.
6353 (queue_middle_tasks): Likewise.
6354 * object.cc (do_layout): Likewise.
6355 * symtab.cc (is_section_folded): Likewise.
6356 * main.cc (main): Likewise.
6357 * reloc.cc (Read_relocs::run): Likewise.
6358 (Sized_relobj::do_scan_relocs): Likewise.
6359 * icf.cc (is_function_ctor_or_dtor): New function.
6360 (Icf::find_identical_sections): Check if function is ctor or dtor when
6361 safe icf is chosen.
6362 * options.h (General_options::icf): Change option to be an enum.
6363 (Icf_status): New enum.
6364 (icf_enabled): New method.
6365 (icf_safe_folding): New method.
6366 (set_icf_status): New method.
6367 (icf_status_): New variable.
6368 * (options.cc) (General_options::finalize): Set icf_status_.
6369 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6370 icf_test and icf_keep_unique_test to use the --icf enum flag.
6371 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6372 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6373
f345227a
ST		 63742009-10-12 Sriraman Tallam <tmsriram@google.com>
6375
6376 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6377 includes to gc.h and icf.h.
6378 * arm.cc: Include gc.h.
6379 * gold.cc: Likewise.
6380 * i386.cc: Likewise.
6381 * powerpc.cc: Likewise.
6382 * sparc.cc: Likewise.
6383 * x86_64.cc: Likewise.
6384 * gc.h: Include icf.h.
6385
1c7814ed
ILT		 63862009-10-11 Ian Lance Taylor <iant@google.com>
6387
6388 * plugin.cc: Include "gold.h" before other header files.
6389
ae3b5189
CD		 63902009-10-10 Chris Demetriou <cgd@google.com>
6391
6392 * options.h (Input_file_argument::Input_file_type): New enum.
6393 (Input_file_argument::is_lib_): Replace with...
6394 (Input_file_argument::type_): New member.
6395 (Input_file_argument::Input_file_argument): Take Input_file_type
6396 'type' rather than boolean 'is_lib' as second argument.
6397 (Input_file_argument::is_lib): Use type_.
6398 (Input_file_argument::is_searched_file): New function.
6399 (Input_file_argument::may_need_search): Handle is_searched_file.
6400 * options.cc (General_options::parse_library): Support -l:filename.
6401 (General_options::parse_just_symbols): Update for Input_file_argument
6402 changes.
6403 (Command_line::process): Likewise.
6404 * archive.cc (Archive::get_file_and_offset): Likewise.
6405 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6406 * script.cc (read_script_file, script_add_file): Likewise.
6407 * fileread.cc (Input_file::Input_file): Likewise.
6408 (Input_file::will_search_for): Handle is_searched_file.
6409 (Input_file::open): Likewise.
6410 * readsyms.cc (Read_symbols::get_name): Likewise.
6411 * testsuite/Makefile.am (searched_file_test): New test.
6412 * testsuite/Makefile.in: Regenerate.
6413 * testsuite/searched_file_test.cc: New file.
6414 * testsuite/searched_file_test_lib.cc: New file.
6415
f3048a1d
ILT		 64162009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6417 Ian Lance Taylor <iant@google.com>
6418
6419 * descriptor.cc: Include <cstdio> and "binary-io.h".
6420 (Descriptors::open): Open the files in binary mode always.
6421 * script.cc (Lex::get_token): Treat \r as whitespace.
6422
d4780e57
ILT		 64232009-10-09 Ian Lance Taylor <iant@google.com>
6424
6425 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6426
d9a893b8
ILT		 64272009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6428 Ian Lance Taylor <iant@google.com>
6429
6430 * configure.ac: Check for readv function also.
6431 * fileread.cc (readv): Define if not HAVE_READV.
6432 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6433 does not exist.
6434 * config.in: Regenerate.
6435 * configure: Regenerate.
6436
c0a62865
DK		 64372009-10-09 Doug Kwan <dougkwan@google.com>
6438
6439 * layout.cc (Layout::make_output_section): Call target hook to make
6440 ordinary output section.
6441 (Layout::finalize): Adjust parameter list of call the
6442 Target::may_relax().
6443 * layout.h (class Layout::section_list): New method.
6444 * merge.h (Output_merge_base::entsize): Change visibility to public.
6445 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6446 New methods.
6447 (Output_merge_string::do_is_string): New method.
6448 * object.cc (Sized_relobj::do_setup): renamed from
6449 Sized_relobj::set_up.
6450 * object.h (Sized_relobj::adjust_shndx,
6451 Sized_relobj::initializ_input_to_output_maps,
6452 Sized_relobj::free_input_to_output_maps): Change visibilities to
6453 protected.
6454 (Sized_relobj::setup): Virtualize.
6455 (Sized_relobj::do_setup): New method declaration.
6456 (Sized_relobj::invalidate_section_offset,
6457 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6458 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6459 * options.cc (parse_int): New function.
6460 * options.h (parse_int): New declaration.
6461 (DEFINE_int): New macro.
6462 (stub_group_size): New option.
6463 * output.cc (Output_section::Output_section): Initialize memebers
6464 merge_section_map_, merge_section_by_properties_map_,
6465 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6466 (Output_section::add_input_section): Handled deferred code-fill
6467 generation and remove an old comment.
6468 (Output_section::add_relaxed_input_section): New method definition.
6469 (Output_section::add_merge_input_section): Use merge section by
6470 properties map to speed to search. Update merge section maps
6471 as appropriate.
6472 (Output_section::build_relaxation_map): New method definition.
6473 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6474 Same.
6475 (Output_section::relax_input_section): Renamed to
6476 Output_section::convert_input_sections_to_relaxed_sections and change
6477 interface to take a vector of pointers to relaxed sections.
6478 (Output_section::find_merge_section,
6479 Output_section::find_relaxed_input_section): New method definitions.
6480 (Output_section::is_input_address_mapped,
6481 Output_section::output_offset, Output_section::output_address):
6482 Use output section data maps to speed up searching.
6483 (Output_section::find_starting_output_address): Add comments.
6484 (Output_section::do_write,
6485 Output_section::write_to_postprocessing_buffer): Do code-fill
6486 generation as appropriate.
6487 (Output_section::get_input_sections): Invalidate relaxed input section
6488 map.
6489 (Output_section::restore_states): Adjust type of checkpoint .
6490 Invalidate relaxed input section map.
6491 * output.h (Output_merge_base): New class declaration.
6492 (Input_section_specifier): New class defintion.
6493 (class Output_relaxed_input_section) Change base class to
6494 Output_section_data_build.
6495 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6496 base class initializer.
6497 (Output_section::add_relaxed_input_section): New method declaration.
6498 (Output_section::Input_section): Change visibility to protected.
6499 (Output_section::Input_section::relobj,
6500 Output_section::Input_section::shndx): Handle relaxed input sections.
6501 Output_section::input_sections) Change visibility to protected. Also
6502 define overload to return a non-const pointer.
6503 (Output_section::Merge_section_properties): New class defintion.
6504 (Output_section::Merge_section_by_properties_map,
6505 Output_section::Output_section_data_by_input_section_map,
6506 Output_section::Relaxation_map): New types.
6507 (Output_section::relax_input_section): Rename method to
6508 Output_section::convert_input_sections_to_relaxed_sections and change
6509 interface to take a vector of relaxed section pointers.
6510 (Output_section::find_merge_section,
6511 Output_section::find_relaxed_input_section,
6512 Output_section::build_relaxation_map,
6513 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6514 New method declarations.
6515 (Output_section::merge_section_map_
6516 Output_section::merge_section_by_properties_map_,
6517 Output_section::relaxed_input_section_map_,
6518 Output_section::is_relaxed_input_section_map_valid_,
6519 Output_section::generate_code_fills_at_write_): New data members.
6520 * script-sections.cc
6521 (Output_section_element_input::set_section_addresses): Call
6522 current_data_size and addralign methods of relaxed input sections.
6523 (Orphan_output_section::set_section_addresses): Call current_data_size
6524 and addralign methods of relaxed input sections.
6525 * symtab.cc (Symbol_table::compute_final_value): Extract template
6526 from the body of Symbol_table::sized_finalize_symbol.
6527 (Symbol_table::sized_finalized_symbol): Call
6528 Symbol_table::compute_final_value.
6529 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6530 (Symbol_table::compute_final_value): New templated method declaration.
6531 * target.cc (Target::do_make_output_section): New method defintion.
6532 * target.h (Target::make_output_section): New method declaration.
6533 (Target::relax): Add more parameters for input objects, symbol table
6534 and layout. Adjust call to do_relax.
6535 (Target::do_make_output_section): New method declaration.
6536 (Target::do_relax): Add parameters for input objects, symbol table
6537 and layout.
6538
d446d6c4
ILT		 65392009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6540
6541 * pread.c: Include stdio.h.
6542
bc06c745
ILT		 65432009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6544
6545 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6546 defined.
6547
75aea3d0
ILT		 65482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6549
6550 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6551 Change read_shndx type to unsigned int.
6552 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6553 int.
6554 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6555 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6556 Change read_shndx type to unsigned int.
6557 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6558 int.
6559 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6560 * layout.cc (Layout::create_symtab_sections): Cast the result of
6561 local_symcount * symsize to off_t in the gold_assert.
6562
be8fcb75
ILT		 65632009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6564
6565 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6566 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6567 R_ARM_BASE_ABS.
6568 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6569 (Arm_relocate_functions::thm_abs5): New function.
6570 (Arm_relocate_functions::abs12): New function.
6571 (Arm_relocate_functions::abs16): New function.
6572 (Arm_relocate_functions::base_abs): New function.
6573 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6574 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6575 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6576 R_ARM_BASE_ABS.
6577 (Scan::global): Likewise.
6578 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6579 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6580 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6581 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6582 R_ARM_BASE_ABS.
6583
c2a122b6
ILT		 65842009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6585
6586 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6587 (Arm_relocate_functions::movt_prel): New function.
6588 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6589 (Arm_relocate_functions::thm_movt_prel): New function.
6590 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6591 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6592 (Scan::global, Relocate::relocate): Likewise.
6593 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6594
c4aa1e2d
ILT		 65952009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6596
6597 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6598 Incremental_checker.
6599 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6600 unsigned int.
6601 (class Incremental_inputs_header): New class.
6602 (Incremental_inputs_header_writer): Edit comment.
6603 (Incremental_inputs_entry): New class.
6604 (Incremental_inputs_entry_writer): Edit comment.
6605 (Sized_incremental_binary::do_find_incremental_inputs_section):
6606 Add *strtab_shndx parameter, fill it.
6607 (Sized_incremental_binary::do_check_inputs): New method.
6608 (Incremental_checker::can_incrementally_link_output_file): Use
6609 Sized_incremental_binary::check_inputs.
6610 (Incremental_inputs::report_command_line): Save command line in
6611 command_line_.
6612 * incremental.h:
6613 (Incremental_binary::find_incremental_inputs_section): New
6614 method.
6615 (Incremental_binary::do_find_incremental_inputs_section): Add
6616 strtab_shndx parameter.
6617 (Incremental_binary::do_check_inputs): New pure virtual method.
6618 (Sized_incremental_binary::do_check_inputs): Declare.
6619 (Incremental_checker::Incremental_checker): Add incremental_inputs
6620 parameter, use it to initialize incremental_inputs_.
6621 (Incremental_checker::incremental_inputs_): New field.
6622 (Incremental_checker::command_line): New method.
6623 (Incremental_checker::inputs): New method.
6624 (Incremental_checker::command_line_): New field.
6625
c549a694
ILT		 66262009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6627
6628 * incremental.cc: Include <cstdarg> and "target-select.h".
6629 (vexplain_no_incremental): New function.
6630 (explain_no_incremental): New function.
6631 (Incremental_binary::error): New method.
6632 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6633 method.
6634 (make_sized_incremental_binary): New function.
6635 (open_incremental_binary): New function.
6636 (can_incrementally_link_file): Add checks if output is ELF and has
6637 inputs section.
6638 * incremental.h: Include "elfcpp_file.h" and "output.h".
6639 (Incremental_binary): New class.
6640 (Sized_incremental_binary): New class.
6641 (open_incremental_binary): Declare.
6642 * object.cc (is_elf_object): Use
6643 elfcpp::Elf_recognizer::is_elf_file.
6644 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6645 * output.h (Output_file::filesize): New method.
6646
fd3c5f0b
ILT		 66472009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6648
6649 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6650 New function.
6651 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6652 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6653 function.
6654 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6655 function.
6656 (Arm_relocate_functions::movw_abs_nc): New function.
6657 (Arm_relocate_functions::movt_abs): New function.
6658 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6659 (Arm_relocate_functions::thm_movt_abs): New function.
6660 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6661 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6662 (Scan::global): Likewise.
6663 (Relocate::relocate): Likewise.
6664 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6665
7f5309a5
ILT		 66662009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6667
6668 * arm.cc (Arm_relocate_functions::got_prel) New function.
6669 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6670 (Relocate::relocate): Likewise.
6671 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6672
364c7fa5
ILT		 66732009-10-06 Ian Lance Taylor <iant@google.com>
6674
6675 * options.h (class General_options): Define
6676 split_stack_adjust_size parameter.
6677 * object.h (class Object): Add uses_split_stack_ and
6678 has_no_split_stack_ fields. Add uses_split_stack and
6679 has_no_split_stack accessor functions. Declare
6680 handle_split_stack_section.
6681 (class Reloc_symbol_changes): Define.
6682 (class Sized_relobj): Define Function_offsets. Declare
6683 split_stack_adjust, split_stack_adjust_reltype, and
6684 find_functions.
6685 * object.cc (Object::handle_split_stack_section): New function.
6686 (Sized_relobj::do_layout): Call handle_split_stack_section.
6687 * dynobj.cc (Sized_dynobj::do_layout): Call
6688 handle_split_stack_section.
6689 * reloc.cc (Sized_relobj::relocate_sections): Call
6690 split_stack_adjust for executable sections in split_stack
6691 objects. Pass reloc_map to relocate_section.
6692 (Sized_relobj::split_stack_adjust): New function.
6693 (Sized_relobj::split_stack_adjust_reltype): New function.
6694 (Sized_relobj::find_functions): New function.
6695 * target-reloc.h: Include "object.h".
6696 (relocate_section): Add reloc_symbol_changes parameter. Change
6697 all callers.
6698 * target.h (class Target): Add calls_non_split method. Declare
6699 do_calls_non_split virtual method. Declare match_view and
6700 set_view_to_nop.
6701 * target.cc: Include "elfcpp.h".
6702 (Target::do_calls_non_split): New function.
6703 (Target::match_view): New function.
6704 (Target::set_view_to_nop): New function.
6705 * gold.cc (queue_middle_tasks): Give an error if mixing
6706 split-stack and non-split-stack objects with -r.
6707 * i386.cc (Target_i386::relocate_section): Add
6708 reloc_symbol_changes parameter.
6709 (Target_i386::do_calls_non_split): New function.
6710 * x86_64.cc (Target_x86_64::relocate_section): Add
6711 reloc_symbol_changes parameter.
6712 (Target_x86_64::do_calls_non_split): New function.
6713 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6714 parameter.
6715 * powerpc.cc (Target_powerpc::relocate_section): Add
6716 reloc_symbol_changes parameter.
6717 * sparc.cc (Target_sparc::relocate_section): Add
6718 reloc_symbol_changes parameter.
6719 * configure.ac: Call AM_CONDITIONAL for the default target.
6720 * configure: Rebuild.
6721 * testsuite/Makefile.am (TEST_AS): New variable.
6722 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6723 (check_DATA): Add split_i386 and split_x86_64 files.
6724 (SPLIT_DEFSYMS): Define.
6725 (split_i386_[1234n].o): New targets.
6726 (split_i386_[124]): New targets.
6727 (split_i386_[1234r].stdout): New targets.
6728 (split_x86_64_[1234n].o): New targets.
6729 (split_x86_64_[124]): New targets.
6730 (split_x86_64_[1234r].stdout): New targets.
6731 (MOSTLYCLEANFILES): Add new executables.
6732 * testsuite/split_i386.sh: New file.
6733 * testsuite/split_x86_64.sh: New file.
6734 * testsuite/split_i386_1.s: New file.
6735 * testsuite/split_i386_2.s: New file.
6736 * testsuite/split_i386_3.s: New file.
6737 * testsuite/split_i386_4.s: New file.
6738 * testsuite/split_i386_n.s: New file.
6739 * testsuite/split_x86_64_1.s: New file.
6740 * testsuite/split_x86_64_2.s: New file.
6741 * testsuite/split_x86_64_3.s: New file.
6742 * testsuite/split_x86_64_4.s: New file.
6743 * testsuite/split_x86_64_n.s: New file.
6744 * testsuite/testfile.cc (Target_test): Update relocation_section
6745 function.
6746 * testsuite/Makefile.in: Rebuild.
6747
e8a9fcda
ILT		 67482009-10-06 Ian Lance Taylor <iant@google.com>
6749
6750 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6751 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6752 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6753 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6754 the address on ldo_addrs_.
6755 (Target_i386::Relocate::fix_up_ldo): New function.
6756
e99daf92
ILT		 67572009-10-06 Rafael Espindola <espindola@google.com>
6758
6759 * plugin.cc (add_input_library): New.
6760 (Plugin::load): Add add_input_library to tv.
6761 (Plugin_manager::add_input_file): Add the is_lib argument.
6762 (add_input_file): Update call to Plugin_manager::add_input_file.
6763 (add_input_library): New.
6764 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6765
966d4097
DK		 67662009-09-30 Doug Kwan <dougkwan@google.com>
6767
6768 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6769 symbol and call Symbol::may_need_copy_reloc to determine if
6770 a copy reloc is needed.
6771 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6772 nocopyreloc is given in command line.
6773 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6774 given in command line.
6775 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6776 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6777 of the removed Target_i386::may_need_copy_reloc.
6778 * options.h (copyreloc): New option with default value false.
6779 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6780 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6781 instead of the removed Target_powerpc::may_need_copy_reloc.
6782 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6783 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6784 instead of the removed Target_sparc::may_need_copy_reloc.
6785 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6786 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6787 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6788 instead of the removed Target_x86_64::may_need_copy_reloc.
6789
029ba973
ILT		 67902009-09-30 Ian Lance Taylor <iant@google.com>
6791
6792 * object.h (class Object): Remove target_ field, and target,
6793 sized_target, and set_target methods.
6794 (Object::sized_target): Remove.
6795 (class Sized_relobj): Update declarations. Remove sized_target.
6796 * object.cc (Sized_relobj::setup): Remove target parameter.
6797 Change all callers.
6798 (Input_objects::add_object): Don't do anything with the target.
6799 (make_elf_sized_object): Add punconfigured parameter. Change all
6800 callers. Set or test parameter target.
6801 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6802 Change all callers.
6803 * parameters.cc (Parameters::set_target): Change parameter type to
6804 be non-const.
6805 (Parameters::default_target): Remove.
6806 (set_parameters_target): Change parameter type to be non-const.
6807 (parameters_force_valid_target): New function.
6808 (parameters_clear_target): New function.
6809 * parameters.h (class Parameters): Update declarations. Remove
6810 default_target method. Add sized_target and clear_target
6811 methods. Change target_ to be non-const.
6812 (set_parameters_target): Update declaration.
6813 (parameters_force_valid_target): Declare.
6814 (parameters_clear_target): Declare.
6815 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6816 as NULL if we aren't searching.
6817 (Add_symbols::run): Don't check for compatible target.
6818 * fileread.cc (Input_file::open_binary): Call
6819 parameters_force_valid_target.
6820 * gold.cc (queue_middle_tasks): Likewise.
6821 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6822 set_target on object.
6823 * dynobj.h (class Sized_dynobj): Update declarations.
6824 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6825 make_elf_object returns NULL.
6826 (Archive::include_member): Don't check whether object target is
6827 compatible.
6828 * output.cc (Output_section::add_input_section): Get target from
6829 parameters.
6830 (Output_section::relax_input_section): Likewise.
6831 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6832 parameters.
6833 (Sized_relobj::do_scan_relocs): Likewise.
6834 (Sized_relobj::relocate_sections): Likewise.
6835 * resolve.cc (Symbol_table::resolve): Likewise.
6836 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6837 parameter. Change all callers.
6838 (Symbol_table::add_from_object): Get target from parameters.
6839 (Symbol_table::add_from_relobj): Don't check object target.
6840 (Symbol_table::add_from_dynobj): Likewise.
6841 (Symbol_table::define_special_symbol): Get target from
6842 parameters.
6843 * symtab.h (class Symbol_table): Update declaration.
6844 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6845 parameter. Change all callers. Clear parameter target.
6846 (Binary_test): Test target here.
6847 * testsuite/object_unittest.cc (gold_testsuite): Remove
6848 target_test_pointer parameter. Change all callers.
6849 (Object_test): Test target here.
6850
a6a22b83
ILT		 68512009-09-26 Ian Lance Taylor <iant@google.com>
6852
6853 * testsuite/initpri1.c: Don't try to use constructor priorities if
6854 compiling with gcc before 4.3.
6855
6a8f49fe
ILT		 68562009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6857
6858 * testsuite/retain_symbols_file_test.sh (check_present): Change
6859 output file name to retain_symbols_file_test.stdout.
6860 (check_absent): Likewise.
6861
8c604651
CS		 68622009-09-18 Craig Silverstein <csilvers@google.com>
6863
6864 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6865 * options.cc: Include <cerrno> and <fstream>.
6866 (General_options::finalize): Parse -retain-symbols-file tag.
6867 * options.h: New flag.
6868 (General_options): New method should_retain_symbol, new
6869 variable symbols_to_retain.
6870 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6871 should_retain_symbol map.
6872 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6873 * testsuite/Makefile.in: Regenerate.
6874 * testsuite/retain_symbols_file_test.sh: New file.
6875
ca58b19f
NC		 68762009-09-18 Nick Clifton <nickc@redhat.com>
6877
6878 * po/es.po: Updated Spanish translation.
6879
20e6d0d6
DK		 68802009-09-17 Doug Kwan <dougkwan@google.com>
6881
6882 * debug.h (DEBUG_RELAXATION): New constant.
6883 (DEBUG_ALL): Add DEBUG_RELAXATION.
6884 (debug_string_to_enum): Add relaxation debug option.
6885 * layout.cc
6886 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6887 Layout::Relaxation_debug_check::read_sections,
6888 Layout::Relaxation_debug_check::read_sections): New method definitions.
6889 (Layout::Layout): Initialize data members
6890 record_output_section_data_from_scrips_,
6891 script_output_section_data_list_ and relaxation_debug_check_.
6892 (Layout::save_segments, Layout::restore_segments,
6893 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6894 Layout::relaxation_loop_body): New method definitions.
6895 (Layout::finalize): Support relaxation. Move section layout code to
6896 Layout::relaxation_loop_body.
6897 (Layout::set_asection_address_from_script): Move code for orphan
6898 section placement out.
6899 (Layout::place_orphan_sections_in_script): New method definition.
6900 * layout.h (Output_segment_headers, Output_file_header):
6901 New forward class declarations.
6902 (Layout::~Layout): Define.
6903 (Layout::new_output_section_data_from_script): New method definition.
6904 (Layout::place_orphan_sections_in_script): New method declaration.
6905 (Layout::Segment_states): New type declaration.
6906 (Layout::save_segments, Layout::restore_segments,
6907 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6908 Layout::relaxation_loop_body): New method declarations.
6909 (Layout::Output_section_data_list): New type declaration.
6910 (Layout::Relaxation_debug_check): New class definition.
6911 (Layout::record_output_section_data_from_script_,
6912 Layout::script_output_section_data_list_, Layout::segment_states_,
6913 Layout::relaxation_debug_check_): New data members.
6914 * output.cc: (Output_section_headers::do_size): New method definition.
6915 (Output_section_headers::Output_section_headers): Move size
6916 computation to Output_section_headers::do_size.
6917 (Output_segment_headers::do_size): New method definition.
e1df38aa 6918 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 6919 Output_file_header::do_size and call it.
6920 (Output_file_header::do_size): New method definition.
6921 (Output_data_group::Output_data_group): Adjust call to
6922 Output_section_data.
6923 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6924 (Output_symtab_xindex::do_write): Add array bound check.
6925 (Output_section::Input_section::print_to_mapfile): Handle
6926 RELAXED_INPUT_SECTION_CODE.
6927 (Output_section::Output_section): Initialize data member checkpoint_.
6928 (Output_section::~Output_section): Delete checkpoint object pointed
6929 by checkpoint_.
6930 (Output_section::add_input_section): Always add an Input_section if
6931 relaxing.
6932 (Output_section::add_merge_input_section): Add assert.
6933 (Output_section::relax_input_section): New method definition.
6934 (Output_section::set_final_data_size): Set load address to zero for
6935 an unallocated section.
6936 (Output_section::do_address_and_file_offset_have_reset_values):
6937 New method definition.
6938 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6939 Handle relaxed input section.
6940 (Output_section::sort_attached_input_sections): Checkpoint input
6941 section list lazily.
6942 (Output_section::get_input_sections): Change type of input_sections to
6943 list of Simple_input_section pointers. Checkpoint input section list
6944 lazily. Also handle relaxed input sections.
6945 (Output_section::add_input_section_for_script): Take a reference to
6946 a Simple_input_section object instead of Relobj pointer and section
6947 index as parameter. Handle relaxed input sections.
6948 (Output_section::save_states, Output_section::restore_states): New
6949 method definitions.
6950 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6951 (Output_data::is_data_size_fixed): New method definition.
6952 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6953 if it is fixed.
6954 (Output_data::address_and_file_offset_have_reset_values): New method
6955 definition.
6956 (Output_data::do_address_and_file_offset_have_reset_values): New method
6957 definition.
6958 (Output_data::set_data_size): Check that data size is not fixed.
6959 (Output_data::fix_data_size): New method definition.
6960 (Output_data::is_data_size_fixed_): New data member.
6961 (Output_section_headers::set_final_data_size): New method definition.
6962 (Output_section_headers::do_size): New method declaration.
6963 (Output_segment_headers::set_final_data_size): New method definition.
6964 (Output_segment_headers::do_size): New method declaration.
6965 (Output_file_header::set_final_data_size)::New method definition.
6966 (Output_file_header::do_size)::New method declaration.
6967 (Output_section_data::Output_section_data): Add new parameter
6968 is_data_size_fixed and use it to fix data size.
6969 (Output_data_const::Output_data_const): Adjust call to base class
6970 constructor and fix data size.
6971 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6972 base class constructor and fix data size.
6973 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6974 base class constructor and fix data size.
6975 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6976 class constructor and fix data size.
6977 (Output_data_group::set_final_data_size): New method definition.
6978 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6979 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6980 class constructor and fix data size.
6981 (Output_relaxed_input_section): New class definition.
6982 (Output_section::Simple_input_section): New class definition.
6983 (Output_section::get_input_sections): Adjust parameter list.
6984 (Output_section::add_input_section_for_script): Same.
6985 (Output_section::save_states, Output_section::restore_states,
6986 Output_section::do_address_and_file_offset_have_reset_values,
6987 (Output_section::Input_section::Input_section): Handle
6988 RELAXED_INPUT_SECTION_CODE. Add new overload for
6989 Output_relaxed_input_section.
6990 (Output_section::Input_section::is_input_section,
6991 Output_section::Input_section::set_output_section): Handle relaxed
6992 input section.
6993 (Output_section::Input_section::is_relaxed_input_section,
6994 Output_section::Input_section::output_section_data,
6995 Output_section::Input_section::relaxed_input_section): New method
6996 definitions.
6997 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6998 value.
6999 (Output_section::Input_section::u1_): Update comments.
7000 (Output_section::Input_section::u2_): Add new union member poris.
7001 (Output_section::Checkpoint_output_section): New classs definition.
7002 (Output_section::relax_input_section): New method declaration.
7003 (Output_section::checkpoint_): New data member.
7004 (Output_segment): Update comments.
7005 (Output_segment::Output_segment): Un-privatize copy constructor.
7006 (Output_segment::operator=): Un-privatize.
7007 * script-sections.cc (Output_section_element::Input_section_list):
7008 Change element type to Output_section::Simple_input_section.
7009 (Output_section_element_dot_assignment::set_section_addresses):
7010 Register output section data for relaxation clean up.
7011 (Output_data_exression::Output_data_expression): Adjust call to base
7012 constructor to fix data size.
7013 (Output_section_element_data::set_section_addresses): Register
7014 Output_data_expression object for relaxation clean up.
7015 (struct Input_section_info): Replace Relobj pointer and section index
7016 pair with Output_section::Simple_input_section and Convert struct to a
7017 class.
7018 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7019 Input_section_info data member to use accessors.
20e6d0d6
DK		 7020 (Output_section_element_input::set_section_addresses): Use layout
7021 parameter. Adjust code to use Output_section::Simple_input_section
7022 and Input_secction_info classes. Register filler for relaxation
7023 clean up.
7024 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7025 and section index pair with Output_section::Simple_input_section
7026 class. Adjust code accordingly.
7027 (Phdrs_element::release_segment): New method definition.
7028 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7029 segment list.
7030 (Script_sections::release_segments): New method definition.
7031 * gold/script-sections.h (Script_sections::release_segments): New
7032 method declaration.
7033 * gold/target.h (Target::may_relax, Target::relax,
7034 Target::do_may_relax, Target::do_relax): New method definitions.
7035
5e445df6
ILT		 70362009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7037
7038 * arm.cc (has_signed_unsigned_overflow): New function.
7039 (Arm_relocate_functions::abs8): New function.
7040 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7041 (Target_arm::Scan::global): Likewise.
7042 (Target_arm::relocate::relocate): Likewise.
7043 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7044 Likewise.
7045
8c604651 70462009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7047
7048 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7049 * testsuite/Makefile.in: Regenerate.
7050
1e9cc1c2
NC		 70512009-09-11 Nick Clifton <nickc@redhat.com>
7052
7053 * po/gold.pot: Updated by the Translation project.
7054
6a89f575
CC		 70552009-09-08 Cary Coutant <ccoutant@google.com>
7056
7057 * output.cc (Output_file::open): Add execute permission to empty file.
7058 * testsuite/Makefile.am (permission_test): New test.
7059 * testsuite/Makefile.in: Regenerate.
7060
fdcac5af
ILT		 70612009-09-02 Ian Lance Taylor <iant@google.com>
7062
7063 * output.cc (Output_file::resize): Call map_no_anonymous rather
7064 than map.
7065
44453f85
ILT		 70662009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7067
7068 * gold.cc: Include "incremental.h".
7069 (queue_initial_tasks): Call Incremental_checker methods.
7070 * incremental.cc: Include "output.h".
7071 (Incremental_checker::can_incrementally_link_output_file): New
7072 method.
7073 * incremental.h (Incremental_checker): New class.
7074
7075 * output.cc (Output_file::open_for_modification): New method.
7076 (Output_file::map_anonymous): Changed return type to bool. Record
7077 map in base_ field.
7078 (Output_file::map_no_anonymous): New method, broken out of map.
7079 (Output_file::map): Use map_no_anonymous and map_anonymous.
7080 * output.h (class Output_file): Update declarations.
7081
293c1386
CC		 70822009-08-24 Cary Coutant <ccoutant@google.com>
7083
7084 * options.h (Command_line::Pre_options): New class.
7085 (Command_line::pre_options): New member.
7086 * options.cc (gold::options::ready_to_register): New variable.
7087 (One_option::register_option): Do nothing if not registering options.
7088 Assert if same short option registered twice.
7089 (General_options::General_options): Turn off option registration when
7090 done constructing.
7091 (Command_line::Pre_options::Pre_options): New constructor.
7092
f773f3d2
CC		 70932009-08-24 Cary Coutant <ccoutant@google.com>
7094
06a73cfe
CC		 7095 * options.h (General_options::no_keep_memory): Remove incorrect
7096 short option.
f773f3d2 7097
a15af8e2
RW		 70982009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7099
7100 * Makefile.am (am__skiplex, am__skipyacc): New.
7101 * Makefile.in: Regenerate.
7102
c462b41b
RW		 71032009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7104
14ec8efd
RW		 7105 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7106 (INCLUDES): ... this.
7107 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7108 (AM_CPPFLAGS): Renamed from ...
7109 (INCLUDE): ... this.
7110 * Makefile.in, testsuite/Makefile.in: Regenerate.
7111
81ecdfbb
RW		 7112 * Makefile.in: Regenerate.
7113 * aclocal.m4: Likewise.
7114 * config.in: Likewise.
7115 * configure: Likewise.
7116 * testsuite/Makefile.in: Likewise.
7117
c462b41b
RW		 7118 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7119 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7120 * Makefile.in: Regenerate.
7121 * testsuite/Makefile.in: Regenerate.
7122
2da73f13
CC		 71232009-08-19 Cary Coutant <ccoutant@google.com>
7124
7125 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7126 symbols in shared libraries overridden by hidden or internal symbols
7127 in the main program.
7128
2db70501
CD		 71292009-08-19 Chris Demetriou <cgd@google.com>
7130
7131 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7132 checking source file names in error messages.
7133
f733487b
DK		 71342009-08-18 Doug Kwan <dougkwan@google.com>
7135
7136 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7137 an elcpp::Ehdr as parameter. Adjust call to set_target.
7138 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7139 an elfcpp::Ehdr as parameter.
7140 * object.cc (Object::set_target): Remove the version that looks up
7141 a target and sets it.
7142 (Sized_relobj::setup): Take a Target object instead of
7143 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7144 (make_elf_sized_object): Find target and ask target to
7145 make an ELF object.
7146 * object.h: (Object::set_target): Remove the version that looks up
7147 a target and sets it.
7148 (Sized_relobj::setup): Take a Target object instead of
7149 an elfcpp:Ehdr as parameter.
7150 * target.cc: Include dynobj.h.
7151 (Target::do_make_elf_object_implementation): New.
7152 (Target::do_make_elf_object): New.
7153 * target.h (Target::make_elf_object): New template declaration.
7154 (Target::do_make_elf_object): New method declarations.
7155 (Target::do_make_elf_object_implementation): New template declaration.
7156
cc70f101
ILT		 71572009-08-14 Ian Lance Taylor <iant@google.com>
7158
7159 * gold.h (FUNCTION_NAME): Define.
7160 (gold_unreachable): Use FUNCTION_NAME.
7161
ef5e0cb1
ST		 71622009-08-12 Sriraman Tallam <tmsriram@google.com>
7163
7164 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7165 symbol in the --keep-unique list is not found.
7166
48c187ce
ST		 71672009-08-12 Sriraman Tallam <tmsriram@google.com>
7168
7169 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7170 been maked as --keep-unique.
7171 (Icf::unfold_section): New function.
7172 * icf.h (Icf::unfold_section): New function.
7173 * options.h (General_options::keep_unique): New option.
7174 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7175 * testsuite/Makefile.in: Regenerate.
7176 * testsuite/icf_keep_unique_test.sh: New file.
7177 * testsuite/icf_keep_unique_test.cc: New file.
7178
645afe0c
CC		 71792009-08-12 Cary Coutant <ccoutant@google.com>
7180
7181 PR 10471
7182 * resolve.cc (Symbol_table::resolve): Check for references from
7183 dynamic objects to hidden and internal symbols.
7184 * testsuite/Makefile.am (hidden_test.sh): New test.
7185 * testsuite/Makefile.in: Regenerate.
7186 * testsuite/hidden_test.sh: New script.
7187 * testsuite/hidden_test_1.c: New test source.
7188 * testsuite/hidden_test_main.c: New test source.
7189
11af873f
DK		 71902009-08-11 Doug Kwan <dougkwan@google.com>
7191
7192 * arm.cc: Update comments.
7193 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7194 segment to locate the .ARM.exidx section if present.
7195
b9f7d72d
DK		 71962009-08-09 Doug Kwan <dougkwan@google.com>
7197
7198 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7199 patch.
7200
ddd3c53c
ST		 72012009-08-07 Sriraman Tallam <tmsriram@google.com>
7202 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7203 compiler warnings.
7204
27721062
ST		 72052009-08-06 Sriraman Tallam <tmsriram@google.com>
7206
7207 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7208 valid tls_segment only for non-debug-section relocations.
7209 * testsuite/Makefile.am: Add gc_tls_test.
7210 * testsuite/Makefile.in: Regenerate.
7211 * testsuite/gc_tls_test.cc: New file.
7212 * testsuite/gc_tls_test.sh: New file.
7213
ef15dade 72142009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7215
ef15dade
ST		 7216 * icf.cc: New file.
7217 * icf.h: New file.
7218 * Makefile.am (CCFILES): Add icf.cc.
7219 (HFILES): Add icf.h
7220 * Makefile.in: Regenerate.
7221 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7222 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7223 section, symbol and addend information for the relocs.
7224 * gold.cc (queue_middle_tasks): Call identical code folding.
7225 * gold.h: Add defines for multimap.
7226 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7227 to the call of finalize_local_symbols.
7228 * main.cc (main): Create object of class Icf.
7229 * object.cc (Sized_relobj::do_layout): Allow this function to be
7230 called twice during icf.
7231 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7232 to sections marked as identical by icf.
7233 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7234 when available.
7235 (Sized_relobj::do_section_entsize): New function.
7236 * object.h (Object::section_entsize): New function.
7237 (Object::do_section_entsize): New pure virtual function.
7238 (Relobj::finalize_local_symbols): Add new parameter.
7239 (Relobj::do_section_entsize): New function.
7240 * options.h (General_options::icf): New option.
7241 (General_options::icf_iterations): New option.
7242 (General_options::print_icf_sections): New option.
7243 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7244 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7245 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7246 icf.
7247 * symtab.cc (Symbol_table::is_section_folded): New function.
7248 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7249 to sections marked as identical by icf.
7250 * symtab.h (Symbol_table::set_icf): New function.
7251 (Symbol_table::icf): New function.
7252 (Symbol_table::is_section_folded): New function.
7253 (Symbol_table::icf_): New data member.
7254 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7255 * testsuite/Makefile.am: Add commands to build icf_test.
7256 * testsuite/Makefile.in: Regenerate.
7257 * testsuite/icf_test.sh: New file.
7258 * testsuite/icf_test.cc: New file.
7259
c3b65ac4
CD		 72602009-07-24 Chris Demetriou <cgd@google.com>
7261
7262 * layout.cc (is_compressible_debug_section): Fix incorrect
7263 comment about compressed section names.
7264
1caf2c51
ILT		 72652009-07-20 Ian Lance Taylor <ian@airs.com>
7266
7267 PR 10419
7268 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7269
1ef4d87f
ILT		 72702009-07-16 Ian Lance Taylor <iant@google.com>
7271
7272 PR 10400
7273 * layout.h: #include <map>.
7274 (class Kept_section): Change from struct to class. Add accessors
7275 and setters. Add section size to Comdat_group mapping. Change
7276 Comdat_group to std::map. Add is_comdat_ field. Add
7277 linkonce_size field in union.
7278 (class Layout): Update declaration of find_or_add_kept_section.
7279 Don't declare find_kept_object.
7280 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7281 parameter. Add object, shndx, is_comdat, and is_group_name
7282 parameters. Change all callers. Adjust for new Kept_section.
7283 (Layout::find_kept_object): Remove.
7284 * object.cc (Sized_relobj::include_section_group): Update use of
7285 Kept_section. Rename secnum to shndx. Only record
7286 Kept_comdat_section if sections are the same size.
7287 (Sized_relobj::include_linkonce_section): Update use of
7288 Kept_section. Only record Kept_comdat_section if sections are the
7289 same size. Set size of linkonce section.
7290 (Sized_relobj::map_to_kept_section): Update call to
7291 get_kept_comdat_section.
7292 * object.h (class Sized_relobj): Rename fields in
7293 Kept_comdat_section to drop trailing underscores; change object
7294 field to Relobj*. Change Kept_comdat_section_table to store
7295 struct rather than pointer.
7296 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7297 Add kept_object and kept_shndx parameters. Change all callers.
7298 (Sized_relobj::get_kept_comdat_section): Change return type to
7299 bool. Add kept_object and kept_shndx parameters. Change all
7300 callers.
7301 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7302 Layout::find_or_add_kept_section.
7303
37c3b7b0
ILT		 73042009-07-09 Ian Lance Taylor <iant@google.com>
7305
7306 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7307 Reserve space in the hash table.
7308
98fa85cb
ILT		 73092009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7310
7311 * fileread.cc (File_read::get_mtime): New method.
7312 * fileread.h (Timespec): New structure.
7313 (File_read::get_mtime): New method.
7314 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7315 Renamed from timestamp_nsec.
7316 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7317 Elf_Xword.
e1df38aa 7318 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7319 timestamp_nsec.
e1df38aa 7320 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7321 (Incremental_inputs::report_obejct): Save mtime; style fix.
7322 (Incremental_inputs::report_script): Save mtime; style fix.
7323 (Incremental_inputs::finalize_inputs): Style fix.
7324 (Incremental_inputs::finalize): Style fix.
7325 (Incremental_inputs::create_input_section_data): Store inputs
7326 mtime.
7327 * incremental.h (Incremental_inputs::report_script): Add mtime
7328 argument.
7329 (Incremental_inputs::Input_info::Input_info): Intialize only one
7330 union member.
7331 (Incremental_inputs::Input_info::archive): Move to nameless
7332 union.
7333 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7334 (Incremental_inputs::Input_info::script): Move to nameless union.
7335 (Incremental_inputs::mtime): New field.
7336 * script.cc (read_input_script): Pass file mtime to
7337 Incremental_input.
7338 * script.h (Script_info::inputs): Style fix.
7339
c9d70757
ILT		 73402009-07-01 Ian Lance Taylor <ian@airs.com>
7341
7342 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7343 instead of 32.
7344
9c547ec3
ILT		 73452009-06-24 Ian Lance Taylor <iant@google.com>
7346
7347 PR 10156
7348 * layout.cc (Layout::choose_output_section): If we find an
7349 existing section, update the flags.
7350 (Layout::create_notes): New function, broken out of
7351 Layout::finalize.
7352 (Layout::finalize): Don't create note sections.
7353 (Layout::create_note): Don't crash if linker script discards
7354 section.
7355 (Layout::create_gold_note): Likewise.
7356 (Layout::create_build_id): Likewise. Don't set
7357 after_input_sections on the section.
7358 (Layout::create_executable_stack_info): Remove target parameter.
7359 Change caller.
7360 * layout.h (class Layout): Declare create_notes. Update
7361 declaration of create_executable_stack_info.
7362 * gold.cc (queue_middle_tasks): Call create_notes.
7363 * output.cc (Output_section::update_flags_for_input_section): Move
7364 here from output.h. If SHF_ALLOC flag is newly set, mark address
7365 invalid.
7366 * output.h (Output_data::mark_address_invalid): New function.
7367 (class Output_section): Only declare, not define,
7368 update_flags_for_input_section. Remove set_flags.
7369
55458500
ILT		 73702009-06-24 Ian Lance Taylor <iant@google.com>
7371
7372 * script-sections.cc (Output_section_definition::
7373 set_section_addresses): Rename shadowing local load_address to
7374 laddr.
7375
1307d6cd
ILT		 73762009-06-24 Ian Lance Taylor <iant@google.com>
7377
7378 PR 10244
7379 * reloc.cc (relocate_sections): Skip empty relocation sections.
7380
ec3f783e
ILT		 73812009-06-23 Ian Lance Taylor <iant@google.com>
7382
7383 PR 10156
7384 * layout.cc (Layout::create_note): Use choose_output_section
7385 rather than make_output_section.
7386
459c9f1c
ILT		 73872009-06-23 Ian Lance Taylor <iant@google.com>
7388
7389 PR 10237
7390 * options.cc (General_options::parse_V): Set printed_version_.
7391 (General_options::General_options): Initialize printed_version_.
7392 * options.h (class General_options): Add printed_version_ field.
7393 * gold.cc (queue_initial_tasks): If there are no input files,
7394 don't give a fatal error if we printed the version information.
7395 (queue_middle_tasks): If using -r with a shared object, give a
7396 fatal error rather than an ordinary error.
7397
1518dc8f
ILT		 73982009-06-23 Ian Lance Taylor <iant@google.com>
7399
7400 PR 10219
7401 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7402 (Layout::make_output_section): Set have_stabstr_section_ if we see
7403 a .stab*str section.
7404 (Layout::finalize): Call link_stabs_sections.
7405 (Layout::link_stabs_sections): New file.
7406 * layout.h (class Layout): Add have_stabstr_section_ field.
7407 Declare link_stabs_sections.
7408
3d857b98
DK		 74092009-06-23 Doug Kwan <dougkwan@google.com>
7410
7411 * Makefile.am (libgold_a_LIBADD): New.
7412 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7413 * Makefile.in: Regenerate.
7414 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7415 * configure: Regenerate.
7416 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7417 * fileread.cc: Include sys/state.h
7418 * gold.h: Declare memmem and strndup if found missing.
7419 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7420
0639a6f6
ILT		 74212009-06-23 Ian Lance Taylor <iant@google.com>
7422
7423 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7424 * configure: Rebuild.
7425
8d63875c
ILT		 74262009-06-23 Ian Lance Taylor <iant@google.com>
7427
7428 PR 10147
7429 * object.cc (Object::section_contents): Don't try to get a view if
7430 the section has length zero.
7431 (Object::handle_gnu_warning_section): If the section is empty, use
7432 the name of the section as the warning.
7433
f7c8a183
ILT		 74342009-06-23 Ian Lance Taylor <iant@google.com>
7435
7436 PR 10133
7437 * stringpool.h (class Stringpool_template): Add optimize_ field.
7438 (Stringpool_template::set_optimize): New function.
7439 * stringpool.cc (Stringpool_template::Stringpool_template):
7440 Initialize optimize_ field.
7441 (Stringpool_template::set_string_offsets): Test local optimize
7442 fild rather than parameter.
7443 * layout.cc (Layout::Layout): Call set_optimize on the section
7444 name stringpool.
7445
e6a307ba
ILT		 74462009-06-22 Ian Lance Taylor <iant@google.com>
7447
7448 PR 10030
7449 * yyscript.y: Parse TARGET.
7450 * script.cc (script_set_target): New function.
7451 * script-c.h (script_set_target): Declare.
7452 * options.cc (General_options::string_to_object_format): Rename
7453 from string_to_object_format in anonymous namespace. Change
7454 callers.
7455 * options.h (class General_options): Declare
7456 string_to_object_format.
7457
3ee173de
ILT		 74582009-06-22 Ian Lance Taylor <iant@google.com>
7459
7460 * script-sections.cc (Script_sections::create_segments): Don't put
7461 program headers in a PT_LOAD segment if -n or -N.
7462
74632009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 7464
7465 PR 10141
7466 * options.h (class General_options): Add -z lazy and -z now. Sort
7467 -z options into alphabetical order.
7468 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7469
cd6739a1 74702009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 7471
7472 * layout.cc (Layout::make_output_section): Call
7473 Target::new_output_section.
7474 (Layout::attach_allocated_section_to_segment): Put large section
7475 sections in a separate load segment with the large segment flag
7476 set.
7477 (Layout::segment_precedes): Sort large data segments after other
7478 load segments.
7479 (align_file_offset): New static function.
7480 (Layout::set_segment_offsets): Use align_file_offset.
7481 * output.h (class Output_section): Add is_small_section_ and
7482 is_large_section_ fields.
7483 (Output_section::is_small_section): New function.
7484 (Output_section::set_is_small_section): New function.
7485 (Output_section::is_large_section): New function.
7486 (Output_section::set_is_large_section): New function.
7487 (Output_section::is_large_data_section): New function.
7488 (class Output_segment): Add is_large_data_segment_ field.
7489 (Output_segment::is_large_data_segment): New function.
7490 (Output_segment::set_is_large_data_segment): New function.
7491 * output.cc (Output_section::Output_section): Initialize new
7492 fields.
7493 (Output_segment::Output_segment): Likewise.
7494 (Output_segment::add_output_section): Add assertion that large
7495 data sections always go in large data segments. Force small data
7496 sections to the end of the list of data sections. Force small BSS
7497 sections to the start of the list of BSS sections. For large BSS
7498 sections to the end of the list of BSS sections.
7499 * symtab.h (class Symbol): Declare is_common_shndx.
7500 (Symbol::is_defined): Check Symbol::is_common_shndx.
7501 (Symbol::is_common): Likewise.
7502 (class Symbol_table): Define enum Commons_section_type. Update
7503 declarations. Add small_commons_ and large_commons_ fields.
7504 * symtab.cc (Symbol::is_common_shndx): New function.
7505 (Symbol_table::Symbol_table): Initialize new fields.
7506 (Symbol_table::add_from_object): Put small and large common
7507 symbols in the right list.
7508 (Symbol_table::sized_finalized_symbol): Check
7509 Symbol::is_common_shndx.
7510 (Symbol_table::sized_write_globals): Likewise.
7511 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7512 common symbol lists. Don't call do_allocate_commons_list if the
7513 list is empty.
7514 (Symbol_table::do_allocate_commons_list): Remove is_tls
7515 parameter. Add comons_section_type parameter. Change all
7516 callers. Handle small and large common symbols.
7517 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7518 Symbol::is_common_shndx.
7519 * resolve.cc (symbol_to_bits): Likewise.
7520 * target.h (Target::small_common_shndx): New function.
7521 (Target::small_common_section_flags): New function.
7522 (Target::large_common_shndx): New function.
7523 (Target::large_common_section_flags): New function.
7524 (Target::new_output_section): New function.
7525 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7526 small_common_section_flags, and large_common_section_flags
7527 fields.
7528 (Target::do_new_output_section): New virtual function.
7529 * arm.cc (Target_arm::arm_info): Initialize new fields.
7530 * i386.cc (Target_i386::i386_info): Likewise.
7531 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7532 Likewise.
7533 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7534 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7535 (Target_x86_64::do_new_output_section): New function.
7536 * configure.ac: Define conditional MCMODEL_MEDIUM.
7537 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7538 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7539 (large_LDFLAGS): Define.
7540 * testsuite/large.c: New file.
7541 * testsuite/testfile.cc (Target_test::test_target_info):
7542 Initialize new fields.
7543 * configure, testsuite/Makefile.in: Rebuild.
7544
bb04269c
DK		 75452009-06-05 Doug Kwan <dougkwan@google.com>
7546
7547 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 7548 * Makefile.in: Regenerate.
bb04269c
DK		 7549 * i386.cc (class Target_i386): Define new virtual method to
7550 override do_is_local_label_name in parent.
7551 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7552 local symbols if --discard-locals or -X is given.
7553 * options.h (class General_options): Declare new options
7554 '--discard-locals' and '-X' for discarding locals.
7555 * target.h (class Target): Define new methods is_local_label_name.
7556 Declare new virtual method do_is_local_label_name.
7557 * target.cc: New file.
7558 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7559 (check_SCRIPTS): Add discard_locals_test.sh.
7560 (check_DATA): Add discard_local_tests.syms.
7561 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7562 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7563 * testsuite/Makefile.in: Regenerate.
7564 * testsuite/discard_locals_test.c: New file.
7565 * testsuite/discard_locals_test.sh: Same.
7566
805bb01c
DK		 75672009-06-05 Doug Kwan <dougkwan@google.com>
7568
7569 * object.cc (Sized_relobj::Sized_relobj): Initialize
7570 discarded_eh_frame_shndx_ to -1U.
7571 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7572 section.
7573 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7574 a discarded .eh_frame section.
7575 (Sized_relobj::do_finalize_local_symbols): Ditto.
7576 * object.h (class Sized_relobj): Declare new member
7577 discarded_eh_frame_shndx_.
7578 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7579 (local_labels_test.o, local_labels_test): New rules.
7580 * testsuite/Makefile.in: Regenerate.
7581
1dcd334d
DK		 75822009-06-04 Doug Kwan <dougkwan@google.com>
7583
7584 * layout.cc (Layout::section_name_mapping): Add mapping for
7585 special ARM sections.
7586
96d49306
DK		 75872009-06-03 Doug Kwan <dougkwan@google.com>
7588
7589 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7590 (utils::has_overflow): Same.
7591
dff16297
ILT		 75922009-06-03 Ian Lance Taylor <iant@google.com>
7593
7594 * layout.cc (Layout::section_name_mapping): New array, replacing
7595 Layout::linkonce_mapping.
7596 (Layout::section_name_mapping_count): New variable, replacing
7597 Layout::linkonce_mapping_count.
7598 (Layout::linkonce_output_name): Remove.
7599 (Layout::output_section_name): Rewrite.
7600 * layout.h (class Layout): Rename Linkonce_mapping to
7601 Section_name_mapping, linkonce_mapping to section_name_mapping,
7602 linkonce_mapping_count to section_name_mapping_count. Don't
7603 declare linkonce_output_name.
7604
c121c671
DK		 76052009-06-03 Doug Kwan <dougkwan@google.com>
7606
7607 * gold/arm.cc (namespace utils): New.
7608 (Target_arm::reloc_is_non_pic): Define new method.
7609 (class Arm_relocate_functions): New.
7610 (Target_arm::Relocate::relocate): Handle relocation types used by
7611 Android.
7612
07800fab
ILT		 76132009-06-03 Ian Lance Taylor <iant@google.com>
7614
7615 * arm.cc (Target_arm::scan::global): Use || instead of |.
7616
c121c671
DK		 76172009-06-02 Doug Kwan <dougkwan@google.com>
7618
7619 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7620 issued_non_pic_error_.
7621 (class Target_arm::Scan): Declare new method check_non_pic.
7622 Define new method symbol_needs_plt_entry.
7623 Declare new data member issued_non_pic_error_.
7624 (class Target_arm::Relocate): Declare new method
7625 should_apply_static_reloc.
7626 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7627 (Target_arm::Scan::check_non_pic): Define new method.
7628 (Target_arm::Scan::local): Handle a small subset of reloc types used
7629 by Android.
7630 (Target_arm::Scan::local): Same.
7631 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7632
b19b0c6d
ILT		 76332009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7634
7635 * incremental.cc (Incremental_inputs::report_command_line): Filter
7636 out --incremental-* options.
7637
94cdfcff
DK		 76382009-05-29 Doug Kwan <dougkwan@google.com>
7639
7640 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7641 template class.
7642 (class Target_arm): Update comment.
7643 (Target_arm::Target_arm): Initialize new data members GOT_,
7644 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7645 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7646 and Target_arm::rel_dyn_section.
7647 Declare new_enum Target_arm::Got_type.
7648 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7649 and DYNBSS_.
7650 Update commments for member do_dynsym_value.
7651 (Target_arm::got_size, Target_arm::plt_section,
7652 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7653 new methods inside class defintion.
7654 (Target_arm::got_section): Define new method.
7655 (Target_arm::rel_dyn_section): Same.
7656 (Output_data_plt_arm): New template class.
7657 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7658 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7659 (Output_data_plt_arm::add_entry): Same.
7660 (Output_data_plt_arm::first_plt_entry): Define new
7661 static data member for PLT instruction template.
7662 (Output_data_plt_arm::plt_entry): Same.
7663 (Output_data_plt_arm::do_write): Define new method.
7664 (Target_arm::make_plt_entry): Same.
7665 (Target_arm::do_finalize_sections): Same.
7666 (Target_arm::do_dynsym_value): Same.
7667
4a657b0d
DK		 76682009-05-28 Doug Kwan <dougkwan@google.com>
7669
7670 * Makefile.am (TARGETSOURCES): Add arm.cc.
7671 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7672 * Makefile.in: Regenerate.
7673 * arm.cc: New file.
7674 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7675
e7ae8c36
DK		 76762009-05-26 Doug Kwan <dougkwan@google.com>
7677
7678 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7679 (General_options::check_excluded_libs): Strip off directories in
7680 archive name before matching like GNU ld does.
7681 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7682 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7683 (exclude_libs_test_LDFLAGS): Add linker option
7684 -Wl,--exclude-libs,libexclude_libs_test_3
7685 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7686 an explicit archive without using -l.
7687 (alt/libexclude_libs_test_3.a): New make rule.
7688 * testsuite/Makefile.in: Regenerate.
7689 * testsuite/exclude_libs_test.c : Declare lib3_default().
7690 (main): Call it.
7691 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7692 * exclude_libs_test_3.c: New file.
7693
f12e7348
NC		 76942009-05-26 Nick Clifton <nickc@redhat.com>
7695
7696 * po/id.po: New Indonesian translation.
7697 * po/gold.pot: Updated template file.
7698
4daadc0d
ST		 76992009-05-22 Sriraman Tallam <tmsriram@google.com>
7700
e1df38aa 7701 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 7702 gc_comdat_test files. Add -Wl,--gc-sections to build
7703 gc_comdat_test.
7704 * testsuite/Makefile.in: Regenerate.
7705 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7706
531813ad
ST		 77072009-05-21 Sriraman Tallam <tmsriram@google.com>
7708
7709 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7710 kept comdat section was garbage collected.
7711 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7712 * testsuite/Makefile.in: Regenerate.
7713 * testsuite/gc_comdat_test.sh: New file.
7714 * testsuite/gc_comdat_test_1.cc: New file.
7715 * testsuite/gc_comdat_test_2.cc: New file.
7716
65514900
CC		 77172009-05-19 Doug Kwan <dougkwan@google.com>
7718
7719 * archive.cc (Archive::Archive): Move constructor from archive.h
7720 to here. Initialize no_export_.
7721 (Archive::get_elf_object_for_member): Set no_export flag of object.
7722 * archive.h (Archive::Archive): Move constructor body to
7723 archive.cc.
7724 (Archive::no_export): New method.
7725 (Archive::no_export_): New field.
7726 * object.h (Object::Object): Initialize no_export_ to false.
7727 (Object::no_export, Object::set_no_export): New methods.
7728 (Object::no_export_): New field.
7729 * options.cc (General_options::parse_exclude_libs): New method.
7730 (General_options::check_excluded_libs) Same.
7731 * options.h (exclude_libs): New option.
7732 (General_options::check_excluded_libs): New method declaration.
7733 (General_options::excluded_libs_): New field.
7734 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7735 default or protected visibility if an object has no-export flag set.
7736 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7737 (check_SCRIPTS): Add exclude_libs_test.sh.
7738 (check_DATA): Add exclude_libs_test.syms.
7739 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7740 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7741 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7742 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7743 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7744 libexclude_libs_test_2.a): New rules.
7745 * testsuite/Makefile.in: Regenerate.
7746 * testsuite/exclude_libs_test.c: New file.
7747 * testsuite/exclude_libs_test.sh: Ditto.
7748 * testsuite/exclude_libs_test_1.c: Ditto.
7749 * testsuite/exclude_libs_test_2.c: Ditto.
7750
1b77ea50
ILT		 77512009-05-15 Ian Lance Taylor <iant@google.com>
7752
7753 * configure.ac: Check for declarations for cases where libiberty.h
7754 checks HAVE_DECL_xxx.
7755 * configure, config.in: Rebuild.
7756
072fe7ce
ILT		 77572009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7758
7759 * gold.h (Incremental_argument_list): Remove (invalid) forward
7760 declaration.
7761 * incremental.cc (Incremental_inputs::report_achive): New method.
7762 (Incremental_inputs::report_object): New method.
7763 (Incremental_inputs::report_script): New method.
7764 (Incremental_inputs::finalize_inputs): New method.
7765 (Incremental_inputs::finalize): Call finalize_inputs().
7766 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7767 Create inputs entries.
7768 * incremental.h (Incremental_input_type): New enum.
7769 (Incremental_inputs::Incremental_input): Initialize new fields.
7770 (Incremental_inputs::report_inputs): New method.
7771 (Incremental_inputs::report_achive): New method.
7772 (Incremental_inputs::report_object): New method.
7773 (Incremental_inputs::report_script): New method.
7774 (Incremental_inputs::finalize_inputs): New method.
7775 (Incremental_inputs::Input_info): New struct.
7776 (Incremental_inputs::Input_info_map): New typedef.
7777 (Incremental_inputs::lock_): New field.
7778 (Incremental_inputs::Inputs_): New field.
7779 (Incremental_inputs::Inputs_map): New field.
7780 * main.cc (main): Call Incremental_input::report_inputs.
7781 * options.h (Input_argument_list): Typedef moved from
7782 Input_arguments.
7783 (Input_file_group::Files): Remove, use ::Input_argument_list.
7784 (Input_file_group::Input_argument_list): Remove, use
7785 ::Input_argument_list.
7786 * plugin.cc (Plugin_manager::add_input_file): Add error in
7787 incremental build.
7788 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7789 functions.
7790 * script.cc (read_input_script): Call
7791 Incremental_input::report_script.
7792 * script.h (Script_info): New class.
7793
b0481b0b
ILT		 77942009-04-27 Ian Lance Taylor <iant@google.com>
7795
7796 * x86_64.cc (do_adjust_output_section): Set entsize to
7797 plt_entry_size.
7798
b22a5a41 77992009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 7800
7801 * output.cc (Output_file::close): After short writes, continue
7802 writing from the correct offset in the buffer being written.
7803
40fde488
CD		 78042009-04-23 Chris Demetriou <cgd@google.com>
7805
7806 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7807 * configure: Regenerate.
7808 * config.in: Regenerate.
7809 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7810 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7811
3ce2c28e
ILT		 78122009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7813
7814 * incremental.cc (Incremental_inputs_header_data): Renamed from
7815 Incremental_input_header_data.
7816 (Incremental_inputs_header_data::data_size): New field.
7817 (Incremental_inputs_header_data::put_input_file_count): Renamed
7818 from input_file_count.
7819 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7820 from command_line_offset.
7821 (Incremental_inputs_header_data::put_reserved): Renamed from
7822 put_reserved.
7823 (Incremental_inputs_entry_data): Renamed from
7824 Incremental_input_entry_data.
7825 (Incremental_inputs_entry_data::data_size): New field.
7826 (Incremental_inputs::report_command_line): New method.
7827 (Incremental_inputs::finalize): New method.
7828 (Incremental_inputs::create_incremental_inputs_data): New method.
7829 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7830 * incremental.h: New file.
7831 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7832 (Layout::finalize): Create incremental inputs section in
7833 incremental builds.
7834 (Layout::create_incremental_info_sections): New method.
7835 * layout.h (Layout::incremental_inputs): New method.
7836 (Layout::create_incremental_info_sections): New method.
7837 (Layout::incremental_inputs_): New field.
7838 * main.cc (main): Notify Incremental_input of the command line.
7839
e55bde5e
ILT		 78402009-04-01 Ian Lance Taylor <iant@google.com>
7841 Mikolaj Zalewski <mikolajz@google.com>
7842
7843 * gold.h (reserve_unordered_map): Define, three versions, one for
7844 each version of Unordered_map.
7845 * layout.cc (Layout::Layout): Remove options parameter. Add
7846 number_of_input_files parameter. Don't initialize options_.
7847 Initialize number_of_input_files_ and resized_signatures_. Move
7848 sections_are_attached_.
7849 (Layout::layout_group): Reserve space for group_signatures_.
7850 (Layout::find_or_add_kept_section): Change name parameter to be a
7851 reference. Resize signatures_ map when it gets large enough.
7852 (Layout::layout_eh_frame): Use parameters->options() instead of
7853 this->options_.
7854 (Layout::make_output_section): Likewise.
7855 (Layout::attach_allocated_section_to_segment): Likewise.
7856 (Layout::finalize, Layout::create_executable_stack): Likewise.
7857 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7858 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7859 * layout.h (class Layout): Update declarations. Remove options_
7860 field. Add number_of_input_files_ and resized_signatures_
7861 fields. Move sections_are_attached_ field.
7862 * main.cc (main): Pass number of input files to Layout
7863 constructor. Don't pass options.
7864
154b857c
ILT		 78652009-03-30 Ian Lance Taylor <iant@google.com>
7866
7867 * ffsll.c (ffsll): Correct implementation.
7868
2f35ab9b
ILT		 78692009-03-27 Ian Lance Taylor <iant@google.com>
7870
fd03461a
ILT		 7871 * ffsll.c: New file.
7872 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7873 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7874 * ftruncate.c (ftruncate): Declare before definition.
7875 * mremap.c (mremap): Likewise.
7876 * pread.c (pread): Likewise.
7877 * configure, Makefile.in, config.in: Rebuild.
7878
2f35ab9b
ILT		 7879 * mremap.c: New file.
7880 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7881 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7882 (mremap): Declare if HAVE_MREMAP is not defined.
7883 * configure, Makefile.in, config.in: Rebuild.
7884
33aea2fd
CC		 78852009-03-27 Cary Coutant <ccoutant@google.com>
7886
7887 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7888 position independent.
7889 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7890 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7891
6d479619
CC		 78922009-03-24 Cary Coutant <ccoutant@google.com>
7893
7894 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7895 an executable.
7896 (needs_dynamic_reloc): Likewise.
7897
afc06bb8
ILT		 78982009-03-24 Ian Lance Taylor <iant@google.com>
7899
7900 * yyscript.y (file_cmd): Recognize EXTERN.
7901 (extern_name_list, extern_name_list_body): New nonterminals.
7902 * script.cc (script_add_extern): Define.
7903 * script-c.h (script_add_extern): Declare.
7904
f6060a4d
ILT		 79052009-03-24 Rafael Avila de Espindola <espindola@google.com>
7906
7907 * object.cc (is_elf_object): Define.
7908 * object.h (is_elf_object): Declare.
7909 * archive.cc (Archive::get_elf_object_for_member): Call
7910 is_elf_object.
33aea2fd 7911 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 7912
26736d8e
ILT		 79132009-03-24 Elliott Hughes <enh@google.com>
7914
7915 * output.cc (Output_file::map_anonymous): Define.
7916 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7917 try an anonymous one. Report the size if the mmap fails.
7918 * output.h (class Output_file): Declare map_anonymous.
7919
22fd9730
ILT		 79202009-03-24 Ian Lance Taylor <iant@google.com>
7921
7922 * target-select.cc (instantiate_target): Don't acquire the lock if
7923 the instantiated_target_ field has already been set.
7924
cb010894
ILT		 79252009-03-23 Ian Lance Taylor <iant@google.com>
7926
7f055c20
ILT		 7927 * gold-threads.h (class Initialize_lock): Define.
7928 * gold-threads.cc (class Initialize_lock_once): Define.
7929 (initialize_lock_control): New static variable.
7930 (initialize_lock_pointer): New static variable.
7931 (initialize_lock_once): New static function.
7932 (Initialize_lock::Initialize_lock): Define.
7933 (Initialize_lock::initialize): Define.
7934 * target-select.h: Include "gold-threads.h".
7935 (class Target_selector): Add lock_ and initialize_lock_ fields.
7936 Don't define instantiate_target, just declare it.
7937 * target-select.cc (Target_selector::Target_selector): Initialize
7938 new fields.
7939 (Target_selector::instantiate_target): Define.
7940 * descriptors.h: Include "gold-threads.h".
7941 (class Descriptors): Add initialize_lock_ field.
7942 * descriptors.cc (Descriptors::Descriptors): Initialize new
7943 field.
7944 (Descriptors::open): Use initialize_lock_ field
7945 * errors.h (class Errors): Add initialize_lock_ field.
7946 * errors.cc (Errors::Errors): Initialize new field.
7947 (Errors::initialize_lock): Use initialize_lock_ field.
7948 * powerpc.cc (class Target_selector_powerpc): Remove
7949 instantiated_target_ field. In do_recognize call
7950 instantiate_target rather than do_instantiate_target. In
7951 do_instantiate_target just allocate a new target.
7952 * sparc.cc (class Target_selector_sparc): Likewise.
7953
36959681
ILT		 7954 * freebsd.h: New file.
7955 * i386.cc: Include "freebsd.h".
7956 (Target_i386): Derive from Target_freebsd rather than
7957 Sized_target.
7958 (Target_selector_i386): Derive from Target_selector_freebsd rather
7959 than Target_selector.
7960 * x86_64.cc: Include "freebsd.h".
7961 (Target_x86_64): Derive from Target_freebsd rather than
7962 Sized_target.
7963 (Target_selector_x86_64): Derive from Target_selector_freebsd
7964 rather than Target_selector.
7965 * target.h (class Target): Add adjust_elf_header and
7966 do_adjust_elf_header.
7967 * output.cc (Output_file_header:: do_sized_write): Call target
7968 adjust_elf_header routine.
7969 * configure.tgt: Set targ_osabi.
7970 * configure.ac: Define GOLD_DEFAULT_OSABI.
7971 * parameters.cc (Parameters::default_target): Pass
7972 GOLD_DEFAULT_OSABI to select_target.
7973 * target-select.h (class Target_selector): Make instantiate_target
7974 protected rather than private.
7975 * Makefile.am (HFILES): Add freebsd.h.
7976 * configure, Makefile.in, config.in: Rebuild.
7977
cb010894
ILT		 7978 * merge.cc (do_add_input_section): Correct pend value. Change
7979 message about last entry not being null terminated from error to
7980 warning.
7981
0e879927
ILT		 79822009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7983
7984 * incremental.cc: New file.
7985 * Makefile.am (CCFILES): Add incremental.cc.
7986 * Makefile.in: Rebuild.
7987
41105937
PP		 79882009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7989
7990 * layout.cc (Layout::output_section_name): Preserve names
7991 of '.note.' sections.
e1df38aa 7992
60439920
ILT		 79932009-03-19 Ian Lance Taylor <iant@google.com>
7994
7995 * descriptors.cc (Descriptors::open): Check that the options are
7996 valid before using them.
7997
0d371ad3
ILT		 79982009-03-18 Ian Lance Taylor <iant@google.com>
7999
8000 * script-sections.h: Include <list>.
8001 (class Script_sections): Change Sections_elements from std::vector
8002 to std::list. Typedef public Elements_iterator. Add
8003 orphan_section_placement_, data_segment_align_start_, and
8004 saw_data_segment_align_ fields. Remove data_segment_align_index_
8005 field.
8006 * script-sections.cc (class Orphan_section_placement): New class.
8007 (class Sections_element): Add virtual functions is_relro and
8008 orphan_section_init. Remove virtual function place_orphan_here.
8009 (class Output_section_definition): Add is_relro and
8010 orphan_section_init. Remove place_orphan_here.
8011 (class Orphan_output_section): Likewise.
8012 (Script_sections::Script_sections): Update for field changes.
8013 (Script_sections::data_segment_align): Set saw_data_segment_align_
8014 and data_segment_align_start_, not data_segment_align_index.
8015 (Script_sections::data_segment_relro_end): Check
8016 saw_data_segment_align_. Use data_segment_align_start_ rather
8017 than data_segment_align_index_.
8018 (Script_sections::place_orphan): Rewrite to use
8019 Orphan_section_placement.
8020
9201d894
ILT		 80212009-03-17 Ian Lance Taylor <iant@google.com>
8022
9c5b8369
ILT		 8023 * archive.cc (Archive::add_symbols): Check for a version attached
8024 to the symbol name in the archive map.
8025 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8026 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8027 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8028 (ver_test_11.a): New target.
8029 * testsuite/Makefile.in: Rebuild.
8030
9201d894
ILT		 8031 * configure.ac: Check for chsize and posix_fallocate. Replace
8032 ftruncate.
8033 * ftruncate.c: New file, from gnulib.
8034 * output.cc (posix_fallocate): Define dummy version if not
8035 HAVE_POSIX_FALLOCATE.
8036 (Output_file::map): Call posix_fallocate rather than lseek and
8037 write.
8038 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8039 * configure, Makefile.in, config.in: Rebuild.
8040
ef4ab7a8 80412009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8042
ef4ab7a8
PP		 8043 * layout.h (Layout::create_note): Add section_name parameter.
8044 * layout.cc (Layout::create_note): Likewise.
8045 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8046
8c500701
ILT		 80472009-03-17 Ian Lance Taylor <iant@google.com>
8048
e85b18e1
ILT		 8049 * descriptors.cc: Include "options.h".
8050 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8051 (Descriptors::open): Always use O_CLOEXEC when opening a new
8052 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8053 then set FD_CLOEXEC.
8054
9efe6174
ILT		 8055 * sparc.cc (class Target_sparc): Add has_got_section.
8056 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8057 make sure we have a GOT section.
8058
8059 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8060 (Target_sparc::Scan::local): Likewise.
8061 (Target_sparc::Scan::global): Likewise.
8062 (Target_sparc::Relocate::relocate): Likewise.
8063 (Target_sparc::Relocate::relocate_tls): Likewise.
8064
8c500701
ILT		 8065 * symtab.cc (Symbol_table::define_default_version): New function,
8066 broken out of add_from_object.
8067 (Symbol_table::add_from_object): Call define_default_version.
8068 (Symbol_table::define_special_symbol): Add resolve_oldsym
8069 parameter. Change all callers. If the version for a symbol comes
8070 from a version script, resolve it with the symbol with the same
8071 name with no version. Also add the symbol without a version if
8072 appropriate.
8073 (do_define_in_output_data): If resolving with oldsym, don't delete
8074 sym.
8075 (do_define_in_output_segment): Likewise.
8076 (do_define_as_constant): Likewise.
8077 * symtab.h (class Symbol_table): Update declarations.
8078
f1ed28fb
ILT		 80792009-03-13 Ian Lance Taylor <iant@google.com>
8080
15f8229b
ILT		 8081 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8082 (Read_symbols::requeue): New function.
8083 (Read_symbols::do_read_symbols): If make_elf_object fails because
8084 the target type is not configured, and the file was searched for,
8085 issue a warning and retry with the next directory.
8086 (Add_symbols::run): If the file has an incompatible format, and
8087 it was searched for, requeue the Read_symbols task. On error,
8088 release the object.
8089 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8090 dirindex parameter to constructor. Change all callers. Declare
8091 incompatible_warning and requeue.
8092 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8093 input_argument_ and input_group_ fields. Add them to
8094 constructor. Change all callers.
8095 (class Read_script): Add dirindex_ field. Add it to constructor.
8096 Change all callers.
8097 * archive.cc (Archive::setup): Remove input_objects parameter.
8098 Change all callers.
8099 (Archive::get_file_and_offset): Likewise.
8100 (Archive::read_all_symbols): Likewise.
8101 (Archive::read_symbols): Likewise.
8102 (Archive::get_elf_object_for_member): Remove input_objects
8103 parameter. Add punconfigured parameter. Change all callers.
8104 (Archive::add_symbols): Change return type to bool. Check return
8105 value of include_member.
8106 (Archive::include_all_members): Likewise.
8107 (Archive::include_member): Change return type to bool. Return
8108 false if first included object has incompatible target. Set
8109 included_member_ field.
8110 (Add_archive_symbols::run): If add_symbols returns false, requeue
8111 Read_symbols task.
8112 * archive.h (class Archive): Add included_member_ field.
8113 Initialize it in constructor. Add input_file and searched_for
8114 methods. Update declarations.
8115 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8116 input_argument_ fields. Add them to constructor. Change all
8117 callers.
8118 * script.cc: Include "target-select.h".
8119 (class Parser_closure): Add skip_on_incompatible_target_ and
8120 found_incompatible_target_ fields. Add
8121 skip_on_incompatible_target parameter to constructor. Change all
8122 callers. Add methods skip_on_incompatible_target,
8123 clear_skip_on_incompatible_target, found_incompatible_target, and
8124 set_found_incompatible_target.
8125 (read_input_script): Add dirindex parameter. Change all callers.
8126 If parser finds an incompatible target, requeue Read_symbols
8127 task.
8128 (script_set_symbol): Clear skip_on_incompatible_target in
8129 closure.
8130 (script_add_assertion, script_parse_option): Likewise.
8131 (script_start_sections, script_add_phdr): Likewise.
8132 (script_check_output_format): New function.
8133 * script.h (read_input_script): Update declaration.
8134 * script-c.h (script_check_output_format): Declare.
8135 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8136 (ignore_cmd): Remove OUTPUT_FORMAT.
8137 * fileread.cc (Input_file::Input_file): Add explicit this.
8138 (Input_file::will_search_for): New function.
8139 (Input_file::open): Add pindex parameter. Change all callers.
8140 * fileread.h (class Input_file): Add input_file_argument method.
8141 Declare will_search_for. Update declarations.
8142 * object.cc (make_elf_object): Add punconfigured parameter.
8143 Change all callers.
8144 * object.h (class Object): Make input_file public. Add
8145 searched_for method.
8146 (make_elf_object): Update declaration.
8147 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8148 restart search.
8149 * dirsearch.h (class Dirsearch): Update declaration.
8150 * options.h (class General_options): Add --warn-search-mismatch.
8151 * parameters.cc (Parameters::is_compatible_target): New function.
8152 * parameters.h (class Parameters): Declare is_compatible_target.
8153 * workqueue.cc (Workqueue::add_blocker): New function.
8154 * workqueue.h (class Workqueue): Declare add_blocker.
8155
f1ed28fb
ILT		 8156 * fileread.cc (Input_file::open): Remove options parameter.
8157 Change all callers.
8158 (Input_file::open_binary): Likewise.
8159 * script.cc (read_input_script): Likewise.
8160 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8161 options parameter from constructor. Change all callers.
8162 (class Read_script): Likewise.
8163 * fileread.h (class Input_file): Update declarations.
8164 * script.h (read_input_script): Update declaration.
8165
34dd024a
NC		 81662009-03-10 Nick Clifton <nickc@redhat.com>
8167
8168 * po/es.po: New Spanish translation.
8169
6d71b17c
CC		 81702009-03-06 Cary Coutant <ccoutant@google.com>
8171
8172 * options.cc (parse_short_option): Keep dash_z from registering itself.
8173
031cdbed
ILT		 81742009-03-03 Ian Lance Taylor <iant@google.com>
8175
8176 PR 9918
8177 * target-reloc.h (relocate_section): Pass output_section to
8178 relocate.
8179 * i386.cc (Target_i386::should_apply_static_reloc): Add
8180 output_section parameter. Change all callers.
8181 (Target_i386::Relocate::relocate): Add output_section parameter.
8182 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8183 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8184 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8185 * testsuite/two_file_shared.sh: New script.
8186 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8187 (check_DATA): Add two_file_shared.dbg.
8188 (two_file_shared.dbg): New target.
8189 * testsuite/Makefile.in: Rebuild.
8190
15d5fa16
ILT		 81912009-03-01 Ian Lance Taylor <iant@google.com>
8192
8193 * configure.ac: Check for byteswap.h.
8194 * configure: Rebuild.
8195 * config.in: Rebuild.
8196
8a4c0b0d
ILT		 81972009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8198
8199 * layout.cc (Layout::find_or_add_kept_section): New function.
8200 (Layout::add_comdat): Removed.
8201 * layout.h (struct Kept_section): Move out of class Layout.
8202 Remove trailing underscores from field names. Add group_sections
8203 field. Rename group_ field to is_group. Change all uses.
8204 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8205 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8206 comdat_groups_ field.
8207 (Sized_relobj::include_section_group): Use
8208 find_or_add_kept_section and Kept_section::group_sections.
8209 (Sized_relobj::include_linkonce_section): Likewise.
8210 * object.cc (class Sized_relobj): Don't define Comdat_group or
8211 Comdat_group_table. Remove find_comdat_group and
8212 add_comdat_group. Remove comdat_groups_ field.
8213 * plugin.cc (include_comdat_group): Use
8214 Layout::find_or_add_kept_section.
8215
b4ecf66b
ILT		 82162009-02-28 Ian Lance Taylor <iant@google.com>
8217
14359ca0
ILT		 8218 * README: --gc-sections and map files are now supported. Document
8219 some build requirements.
8220
b4ecf66b
ILT		 8221 PR 6992
8222 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8223 relocatable link set the value of the section symbol to zero.
8224 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8225 relocatable link don't include the section address in the local
8226 symbol value.
8227
0602e05a
ILT		 82282009-02-27 Ian Lance Taylor <iant@google.com>
8229
fd9d194f
ILT		 8230 PR 6811
8231 * options.h (class Search_directory): Add is_system_directory.
8232 (class General_options): Declare is_in_system_directory.
8233 * options.cc (get_relative_sysroot): Make static.
8234 (get_default_sysroot): Make static.
8235 (General_optoins::is_in_system_directory): New function.
8236 * fileread.cc (Input_file::is_in_system_directory): New function.
8237 * fileread.h (class Input_file): Declare is_in_system_directory.
8238 * object.h (class Object): Add is_in_system_directory.
8239 (class Input_objects): Remove system_library_directory_ field.
8240 * object.cc (Input_objects::add_object): Don't set
8241 system_library_directory_.
8242 (input_objects::found_in_system_library_directory): Remove.
8243 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8244 parameter. Change all callers.
8245 (Symbol_table::sized_write_globals): Likewise.
8246 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8247 Call Object::is_in_system_directory.
8248 * symtab.h (class Symbol_table): Update declarations.
8249
61edd21f
ILT		 8250 PR 5990
8251 * descriptors.h (Open_descriptor): Add is_on_stack field.
8252 * descriptors.cc (Descriptors::open): If the descriptor is on the
8253 top of the stack, remove it. Initialize is_on_stack field.
8254 (Descriptors::release): Only add pod to stack if it is not on the
8255 stack already.
8256 (Descriptors::close_some_descriptor): Clear stack_next and
8257 is_on_stack fields.
8258
e29e076a
ILT		 8259 PR 7091
8260 * output.cc (Output_section::find_starting_output_address): Rename
8261 from starting_output_address; add PADDR parameter; change return
8262 type.
8263 * output.h (class Output_section): Declare
8264 find_starting_output_address instead of starting_output_address.
8265 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8266 section symbol for which we can't find a merge section.
8267
0602e05a
ILT		 8268 PR 9836
8269 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8270 hidden or internal, force the symbol to be local.
8271 * resolve.cc (Symbol::override_visibility): Define.
8272 (Symbol::override_base): Use override_visibility.
8273 (Symbol_table::resolve): Likewise.
8274 (Symbol::override_base_with_special): Likewise.
8275 (Symbol_table::override_with_special): If the visibility is hidden
8276 or internal, force the symbol to be local.
8277 * symtab.h (class Symbol): Add set_visibility and
8278 override_visibility.
8279 * testsuite/ver_test_1.sh: New file.
8280 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8281 (check_DATA): Add ver_test_1.syms.
8282 (ver_test_1.syms): New target.
8283 * testsuite/Makefile.in: Rebuild.
8284
401a9a73
CC		 82852009-02-25 Cary Coutant <ccoutant@google.com>
8286
8287 * layout.cc (Layout::choose_output_section): Don't rename sections
8288 when using a linker script that has a SECTIONS clause.
8289 * Makefile.in: Regenerate.
8290
8291 * testsuite/Makefile.am (script_test_5.sh): New test case.
8292 * testsuite/Makefile.in: Regenerate.
8293 * testsuite/script_test_5.cc: New file.
8294 * testsuite/script_test_5.sh: New file.
8295 * testsuite/script_test_5.t: New file.
8296
f488e4b0
CC		 82972009-02-13 Rafael Avila de Espindola <espindola@google.com>
8298
8299 * archive.cc (Archive::include_member): Update calls to add_symbols.
8300 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8301 the Layout argument.
8302 * dynobj.h (do_add_symbols): Add the Layout argument.
8303 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8304 Layout argument.
8305 * object.h (Object::add_symbols): Add the Layout argument.
8306 (Object::do_add_symbols): Add the Layout argument.
8307 (Sized_relobj::do_add_symbols): Add the Layout argument.
8308 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8309 Unify the two versions.
8310 (Add_plugin_symbols): Remove.
8311 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8312 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8313 (Add_plugin_symbols): Remove.
8314 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8315 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8316 (Add_symbols::run): Make it work with Pulginobj.
8317
89dd1680
ILT		 83182009-02-06 Ian Lance Taylor <iant@google.com>
8319
8320 * object.cc (Sized_relobj::do_layout): Make info message start
8321 with lower case letter.
8322
266d0a74
ILT		 83232009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8324
602b464e
ILT		 8325 * binary.cc: Fix file comment.
8326
266d0a74
ILT		 8327 * options.h (enum Incremental_disposition): Define.
8328 (class General_options): Add new options: --incremental,
8329 --incremental_changed, --incremental_unchanged,
8330 --incremental_unknown. Add incremental_disposition_ and
8331 implicit_incremental_ fields.
8332 (General_options::incremental_disposition): New function.
8333 (class Position_dependent_options): Add incremental_disposition
8334 option.
8335 (Position_dependent_options::copy_from_options): Set incremental
8336 dispositions.
8337 * options.cc (General_options::parse_incremental_changed): New
8338 function.
8339 (General_options::parse_incremental_unchanged): New function.
8340 (General_options::parse_incremental_unknown): New function.
8341 (General_options::General_options): Initialize new fields
8342 incremental_disposition_ and implicit_incremental_.
8343 (General_options::finalize): Check for uasge of --incremental-*
8344 without --incremental.
8345
f073bbf7
CD		 83462009-02-06 Chris Demetriou <cgd@google.com>
8347
8348 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8349 pointer and to report location as the file name associated with
8350 the symbol.
8351 (gold_undefined_symbol_at_location): New function to replace the
8352 old gold_undefined_symbol functionality.
8353 * target-reloc.h (relocate_section): Update to use
8354 gold_undefined_symbol_at_location.
8355 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8356 Call gold_undefined_symbol function rather than gold_error.
8357 * errors.h (Errors::undefined_symbol): Take location as a
8358 string, rather than calculating it from a relocation.
8359 * errors.cc (Errors::fatal): Print "fatal error:" before the
8360 formatted message.
8361 (Errors::error, Errors::error_at_location): Print "error: "
8362 before the formatted message.
8363 (Errors::undefined_symbol): Take location as a string, rather
8364 than calculating it from a relocation.
8365 (gold_undefined_symbol_at_location): New function akin to
8366 old gold_undefined_symbol, calculates location from relocation.
8367 (gold_undefined_symbol): Change to take only a Symbol pointer
8368 and to report location as the file name associated with the symbol.
8369 * testsuite/debug_msg.sh: Update for changed error messages.
8370 * testsuite/undef_symbol.sh: Likewise.
8371
8e94a90c
ILT		 83722009-02-04 Duncan Sands <baldrick@free.fr>
8373
8374 PR 9812
8375 * reduced_debug_output.h
8376 (Output_reduced_debug_abbrev_section::failed): Use format for
8377 gold_warning.
8378 (Output_reduced_debug_info_section::faild): Likewise.
8379
88a0e15b
ILT		 83802009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8381
8382 * script.cc (Lazy_demangler): New class.
8383 (Version_script_info::get_symbol_version_helper): Demangle a
8384 symbol only once.
8385
5efc7cd2
CC		 83862009-01-29 Cary Coutant <ccoutant@google.com>
8387
8388 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8389 to __tls_get_addr.
8390 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8391
e0ebcf42
ILT		 83922009-01-28 Ian Lance Taylor <iant@google.com>
8393
5efc7cd2 8394 * version.cc (version_string): Bump to 1.9.
75fe7426 8395
e0ebcf42
ILT		 8396 * gold.h: Include <cstring> and <stdint.h>.
8397 * version.cc: Include <cstdio>.
8398 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8399 warning.
8400 * reduced_debug_output.cc (insert_into_vector): Rename from
8401 Insert_into_vector; change all callers. Use Swap_unaligned to
8402 avoid aliasing issue; remove union since it is unnecessary.
8403
8e2813be 84042009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8405
8406 * Makefile.am (CCFILES): Add gc.cc.
8407 (HFILES): Add gc.h.
8408 * Makefile.in: Regenerate.
8409 * gold.cc (Gc_runner): New class.
8410 (queue_initial_tasks): Call garbage collection related tasks
8411 when corresponding options are invoked.
8412 (queue_middle_gc_tasks): New function.
8413 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8414 processed early before laying out sections during garbage collection.
8415 * gold.h (queue_middle_gc_tasks): New function.
8416 (is_prefix_of): Move from "layout.cc".
8417 * i386.cc (Target_i386::gc_process_relocs): New function.
8418 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8419 * main.cc (main): Create object of class "Garbage_collection".
8420 * object.cc (Relobj::copy_symbols_data): New function.
8421 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 8422 (Sized_relobj::do_layout): Allow this function to be called twice
8423 during garbage collection and defer layout of section during the
6d03d481
ST		 8424 first call.
8425 * object.h (Relobj::get_symbols_data): New function.
8426 (Relobj::is_section_name_included): New function.
8427 (Relobj::copy_symbols_data): New function.
8428 (Relobj::set_symbols_data): New function.
8429 (Relobj::get_relocs_data): New function.
8430 (Relobj::set_relocs_data): New function.
8431 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8432 (Relobj::gc_process_relocs): New function.
8433 (Relobj::do_gc_process_relocs): New pure virtual function.
8434 (Relobj::sd_): New data member.
8435 (Sized_relobj::is_output_section_offset_invalid): New function.
8436 (Sized_relobj::do_gc_process_relocs): New function.
8437 * options.h (General_options::gc_sections): Modify to not be a no-op.
8438 (General_options::print_gc_sections): New option.
8439 * plugin.cc (Plugin_finish::run): Remove function call to
8440 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8441 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8442 * reloc.cc (Read_relocs::run): Add task to process relocs and
8443 determine unreferenced sections when doing garbage collection.
8444 (Gc_process_relocs): New class.
8445 (Sized_relobj::do_gc_process_relocs): New function.
8446 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8447 sections that are garbage collected.
8448 * reloc.h (Gc_process_relocs): New class.
8449 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8450 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8451 symbols whose corresponding sections are garbage collected.
8452 (Symbol_table::Symbol_table): Add new parameter for the garbage
8453 collection object.
8454 (Symbol_table::gc_mark_undef_symbols): New function.
8455 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8456 (Symbol_table::gc_mark_dyn_syms): New function.
8457 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8458 as garbage.
8459 (Symbol_table::add_from_object): Likewise.
8460 (Symbol_table::add_from_relobj): When building shared objects, do not
8461 treat externally visible symbols as garbage.
8462 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8463 table information for static and relocatable links.
8464 * symtab.h (Symbol_table::set_gc): New function.
8465 (Symbol_table::gc): New function.
8466 (Symbol_table::gc_mark_undef_symbols): New function.
8467 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8468 (Symbol_table::gc_mark_dyn_syms): New function.
8469 (Symbol_table::gc_): New data member.
e1df38aa 8470 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 8471 function.
8472 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8473 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8474
3b293544
CF		 84752009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8476
8477 * options.h (General_options::gc_sections): Define as a no-op for now.
8478 (General_options::no_keep_memory): Ditto.
8479 (General_options::Bshareable): Define.
8480 * options.cc (General_options::finalize): Honor -Bshareable.
8481
83d22aa8
AS		 84822009-01-20 Andreas Schwab <schwab@suse.de>
8483
8484 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8485 read the value in the contents, since we don't use it. Use the
8486 template endianness when writing.
8487 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8488
cd536b21
AS		 84892009-01-19 Andreas Schwab <schwab@suse.de>
8490
8491 * configure.tgt (powerpc64-*): Fix targ_obj.
8492
99e9a495
ILT		 84932009-01-15 Ian Lance Taylor <iant@google.com>
8494
8495 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8496 local symbols when stripping all symbols.
8497
bbbfea06
CC		 84982009-01-14 Cary Coutant <ccoutant@google.com>
8499
99e9a495 8500 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 8501
0f7c0701
CC		 85022009-01-14 Cary Coutant <ccoutant@google.com>
8503
8504 * archive.cc (Archive::get_elf_object_for_member): Remove call
8505 to File_read::claim_for_plugin.
8506 * descriptors.cc (Descriptors::open): Remove reference to
8507 is_claimed.
8508 (Descriptors::claim_for_plugin): Remove.
8509 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8510 (Descriptors::is_claimed): Remove.
8511 (claim_descriptor_for_plugin): Remove.
8512 * fileread.cc (File_read::claim_for_plugin): Remove.
8513 * fileread.h (File_read::claim_for_plugin): Remove.
8514 (File_read::descriptor): Reopen descriptor if necessary.
8515 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8516 (Plugin_manager::all_symbols_read): Add task parameter. Change
8517 all callers.
8518 (Plugin_manager::get_input_file): New function.
8519 (Plugin_manager::release_input_file): New function.
8520 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8521 corresponding data member.
8522 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8523 and pass to base constructor. Change all callers.
8524 (get_input_file, release_input_file): New functions.
8525 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8526 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8527 (Plugin_manager::all_symbols_read): Add task parameter.
8528 (Plugin_manager::get_input_file): New function.
8529 (Plugin_manager::release_input_file): New function.
8530 (Plugin_manager::task_): New data member.
8531 (Pluginobj::Pluginobj): Add filesize parameter.
8532 (Pluginobj::filename): New function.
8533 (Pluginobj::descriptor): New function.
8534 (Pluginobj::filesize): New function.
8535 (Pluginobj::filesize_): New data member.
8536 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8537 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8538 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8539
8540 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8541 with archive libraries.
8542 * testsuite/Makefile.in: Regenerate.
8543 * testsuite/plugin_test.c (struct sym_info): New type.
8544 (get_input_file, release_input_file): New static variables.
8545 (onload): Capture new transfer vector entries.
8546 (claim_file_hook): Stop reading at end of file according to filesize.
8547 Factor out parsing of readelf output into separate function.
8548 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8549 APIs and get the source file name from the symbol table. Convert
8550 source file name to corresponding object file name. Print info
8551 message when adding new input files.
8552 (parse_readelf_line): New function.
8553 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8554 * testsuite/plugin_test_2.sh: Likewise.
8555 * testsuite/plugin_test_3.sh: Likewise.
8556 * testsuite/plugin_test_4.sh: New test case.
8557
62a6d109
ILT		 85582009-01-07 Ian Lance Taylor <iant@google.com>
8559
8560 * version.cc (version_string): Bump to 1.8.
8561
483620e8
CC		 85622008-12-23 Cary Coutant <ccoutant@google.com>
8563
8564 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8565 * plugin.cc (Plugin_manager::finish): Rename as
8566 layout_deferred_objects. Move cleanup to separate function.
8567 (Plugin_manager::cleanup): New function.
8568 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8569 separately.
8570 * plugin.h (Plugin_manager::finish): Rename as
8571 layout_deferred_objects.
8572 (Plugin_manager::cleanup): New function.
8573 (Plugin_manager::cleanup_done): New field.
8574
d66a9eb3
CC		 85752008-12-23 Cary Coutant <ccoutant@google.com>
8576
8577 * plugin.cc (is_visible_from_outside): New function.
8578 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8579 so we don't return "IR only" status for exported symbols or -r links.
8580
8581 * testsuite/Makefile.am (plugin_test_3): New test case.
8582 * testsuite/Makefile.in: Regenerate.
8583 * testsuite/plugin_test_3.sh: New file.
8584
5995b570
CC		 85852008-12-22 Cary Coutant <ccoutant@google.com>
8586
8587 * object.cc (Sized_relobj::layout_section): New function.
8588 (Sized_relobj::do_layout): Defer layout of input sections until after
8589 plugin has provided replacement files.
8590 (Sized_relobj::do_layout_deferred_sections): New function.
8591 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8592 (Relobj::layout_deferred_sections): New function.
8593 (Relobj::do_layout_deferred_sections): New function.
8594 (Sized_relobj::do_layout_deferred_sections): New function.
8595 (Sized_relobj::layout_section): New function.
8596 (Sized_relobj::Deferred_layout): New structure.
8597 (Sized_relobj::deferred_layout_): New field.
8598 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8599 Change all callers. Layout deferred sections.
8600 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8601 references.
8602 (Plugin_hook::run): Move code from do_plugin_hook inline.
8603 (Plugin_hook::do_plugin_hook): Remove.
8604 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8605 (Plugin_manager::finish): Renamed, was cleanup.
8606 (Plugin_manager::should_defer_layout): New function.
8607 (Plugin_manager::add_deferred_layout_object): New function.
8608 (Plugin_manager::Deferred_layout_list): New type.
8609 (Plugin_manager::deferred_layout_objects_): New field.
8610 (Plugin_hook::do_plugin_hook): Remove.
8611
ee769c88
ILT		 86122008-12-17 Ian Lance Taylor <iant@google.com>
8613
8614 * options.h (class General_options): Add --no case for
8615 --export-dynamic.
8616
abc8dcba
CC		 86172008-12-16 Cary Coutant <ccoutant@google.com>
8618
8619 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8620 vector.
8621 (Plugin_manager::claim_file): Create plugin object even if
8622 plugin did not call the add_symbols callback.
8623 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8624 asking for more symbols than were added.
8625 * testsuite/Makefile.am (plugin_test_1): Add test case with
8626 no global symbols.
8627 (empty.syms): New target.
8628 * testsuite/Makefile.in: Regenerate.
8629 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8630 message. Don't call add_symbols if no globals.
8631 (all_symbols_read_hook): Don't provide replacement for empty
8632 claimed file.
8633
b0074644
ILT		 86342008-12-12 Ian Lance Taylor <iant@google.com>
8635
68943102
ILT		 8636 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8637 r_type == 0 for a local symbol with r_sym == 0.
8638 (scan_relocatable_relocs): Pass r_sym to
8639 local_non_section_strategy.
8640 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8641 r_sym parameter.
8642
b0074644
ILT		 8643 * configure.ac: Update test for TLS descriptors: they are
8644 supported as of glibc 2.9.
8645 * configure: Rebuild.
8646
c2508178
ILT		 86472008-12-11 Ian Lance Taylor <iant@google.com>
8648
8649 PR 7091
8650 * target-reloc.h (Default_scan_relocatable_relocs): For each
8651 function, map r_type == 0 to RELOC_DISCARD.
8652
2756a258
CC		 86532008-12-10 Cary Coutant <ccoutant@google.com>
8654
8655 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8656 object to override a kept COMDAT group from a plugin object.
8657
bb6f53d3
ILT		 86582008-12-09 Ian Lance Taylor <iant@google.com>
8659
fbc558e1
ILT		 8660 PR 7088
8661 * yyscript.y (file_cmd): Handle INPUT.
8662
bb6f53d3
ILT		 8663 * testsuite/initpri1.c: Change all declarations to be full
8664 prototypes by adding void, to avoid compiler warnings.
8665
4674ecfc
CC		 86662008-12-05 Rafael Avila de Espindola <espindola@google.com>
8667
8668 * options.cc (General_options::parse_plugin_opt): New.
8669 (General_options::add_plugin): The argument now is just the filename.
8670 (General_options::add_plugin_option): New.
8671 * options.h (plugin_opt): New.
8672 (add_plugin): Change argument name.
8673 (add_plugin_option): New.
8674 * plugin.cc (Plugin::load): Don't parse the plugin option.
8675 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8676 (Plugin::add_option): New.
8677 (Plugin::args_): Change type.
8678 (Plugin::filename_): New.
8679 (Plugin_manager::add_plugin_option): New.
8680 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8681 * testsuite/Makefile.in: Regenerate.
8682
fd06b4aa
CC		 86832008-12-05 Cary Coutant <ccoutant@google.com>
8684
8685 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8686 Handle --strip-lto-sections option.
8687 * options.h (strip_lto_sections): New option.
8688
6c52134c
CC		 86892008-12-01 Cary Coutant <ccoutant@google.com>
8690
8691 * plugin.cc (ld_plugin_message): Change format parameter to const.
8692 Fix mismatch between new[] and delete.
8693
a45248e0
CC		 86942008-11-14 Cary Coutant <ccoutant@google.com>
8695
8696 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8697 instead of -1U.
8698
c82fbeee
CS		 86992008-11-05 Craig Silverstein <csilvers@google.com>
8700
8701 * options.cc (General_options::parse_dynamic_list): New function.
8702 * options.h (General_options): New flags dynamic_list,
8703 dynamic_list_data, dynamic_list_cpp_new, and
8704 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8705 (General_options::in_dynamic_list): New function.
8706 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8707 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8708 (Lex::can_continue_name): Likewise.
8709 (yylex): Likewise.
8710 (read_script_file): New parameter script_options.
8711 (read_dynamic_list): New function.
8712 (Script_options::define_dynamic_list): New function.
8713 (dynamic_list_keyword_parsecodes): New variable.
8714 (dynamic_list_keywords): New variable.
8715 * script.h (Script_options::define_dynamic_list): New function
8716 prototype.
8717 (read_dynamic_list): New function prototype.
8718 * symtab.cc (strprefix): New macro.
8719 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8720 dynamic_list_data, dynamic_list_cpp_new, and
8721 dynamic_list_cpp_typeinfo.
8722 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8723 (dynamic_list_expr): New rule.
8724 (dynamic_list_nodes): Likewise.
8725 (dynamic_list_node): Likewise.
8726 * testsuite/Makefile.am (dynamic_list): New test.
8727 * testsuite/Makefile.in: Regenerated.
8728 * testsuite/dynamic_list.t: New file.
8729 * testsuite/dynamic_list.sh: New file.
8730
e0bb29a5
CS		 87312008-11-05 Craig Silverstein <csilvers@google.com>
8732
8733 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8734 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8735 (t11_last): Likewise.
8736 * testsuite/ver_test_6.c (main): Likewise.
8737
4e1e25e0
CC		 87382008-10-07 Cary Coutant <ccoutant@google.com>
8739
8740 * options.c (General_options::finalize): Add check for -static and
8741 -shared.
8742 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8743 is not empty.
8744
92f03fcb
CC		 87452008-10-02 Cary Coutant <ccoutant@google.com>
8746
8747 * plugin.cc (make_sized_plugin_object): Fix conditional
8748 compilation to work when not all targets are enabled.
8749
fbd8a257
CC		 87502008-09-29 Cary Coutant <ccoutant@google.com>
8751
8752 * archive.cc (Archive::get_file_and_offset): Use filename instead
8753 of name to get library path.
8754 (Archive::include_member): Unlock external member of a thin archive.
8755
8756 * testsuite/Makefile.am (TEST_AR): New variable.
8757 (thin_archive_test_1): New test.
8758 (thin_archive_test_2): New test.
81636b3f
CC		 8759 * testsuite/Makefile.in: Regenerate.
8760 * testsuite/thin_archive_main.cc: New file.
8761 * testsuite/thin_archive_test_1.cc: New file.
8762 * testsuite/thin_archive_test_2.cc: New file.
8763 * testsuite/thin_archive_test_3.cc: New file.
8764 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 8765
eff45813
CC		 87662008-09-29 Cary Coutant <ccoutant@google.com>
8767
8768 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8769 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8770 instead of -1U.
8771 (Sized_relobj::do_finalize_local_symbols): Likewise.
8772 (Sized_relobj::map_to_kept_section): Likewise.
8773 * object.h (Sized_relobj::invalid_address): New constant.
8774 (Sized_relobj::do_output_section_offset): Check for invalid_address
8775 and return -1ULL.
8776 * output.cc (Output_reloc::local_section_offset): Use constant
8777 invalid_address instead of -1U.
8778 (Output_reloc::get_address): Likewise.
8779 (Output_section::output_address): Change -1U to -1ULL.
8780 * output.h (Output_reloc::invalid_address): New constant.
8781 * reloc.cc (Sized_relobj::write_sections): Use constant
8782 invalid_address instead of -1U.
8783 (Sized_relobj::relocate_sections): Likewise.
8784 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8785 values for merge sections.
8786 * target-reloc.h (relocate_for_relocatable): Use constant
8787 invalid_address instead of -1U.
8788
89fc3421
CC		 87892008-09-19 Cary Coutant <ccoutant@google.com>
8790
8791 Add plugin functionality for link-time optimization (LTO).
8792 * configure.ac (plugins): Add --enable-plugins option.
8793 * configure: Regenerate.
8794 * config.in: Regenerate.
8795 * Makefile.am (LIBDL): New variable.
8796 (CCFILES): Add plugin.cc.
8797 (HFILES): Add plugin.h.
8798 (ldadd_var): Add LIBDL.
8799 * Makefile.in: Regenerate.
8800
8801 * archive.cc: Include "plugin.h".
8802 (Archive::setup): Don't preread archive symbols when using a plugin.
8803 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8804 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8805 files.
8806 (Archive::include_member): Add symbols from plugin objects.
8807 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8808 * descriptors.cc (Descriptors::open): Check for file descriptors
8809 abandoned by plugins.
8810 (Descriptors::claim_for_plugin): New function.
8811 * descriptors.h (Descriptors::claim_for_plugin): New function.
8812 (Open_descriptor::is_claimed): New field.
8813 (claim_descriptor_for_plugin): New function.
8814 * fileread.cc (File_read::claim_for_plugin): New function.
8815 * fileread.h (File_read::claim_for_plugin): New function.
8816 (File_read::descriptor): New function.
8817 * gold.cc: Include "plugin.h".
8818 (queue_initial_tasks): Add task to call plugin hooks for generating
8819 new object files.
8820 * main.cc: Include "plugin.h".
8821 (main): Load plugin libraries.
8822 * object.h (Pluginobj): Declare.
8823 (Object::pluginobj): New function.
8824 (Object::do_pluginobj): New function.
8825 (Object::set_target): New function.
8826 * options.cc: Include "plugin.h".
8827 (General_options::parse_plugin): New function.
8828 (General_options::General_options): Initialize plugins_ field.
8829 (General_options::add_plugin): New function.
8830 * options.h (Plugin_manager): Declare.
8831 (General_options): Add --plugin option.
8832 (General_options::has_plugins): New function.
8833 (General_options::plugins): New function.
8834 (General_options::add_plugin): New function.
8835 (General_options::plugins_): New field.
8836 * plugin.cc: New file.
8837 * plugin.h: New file.
8838 * readsyms.cc: Include "plugin.h".
8839 (Read_symbols::do_read_symbols): Check for archive before checking
8840 for ELF file. Call plugin hooks to claim files.
8841 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8842 from a real object file; force override when processing replacement
8843 files.
8844 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8845 (Symbol::init_base_object): Likewise.
8846 (Symbol::init_base_output_data): Likewise.
8847 (Symbol::init_base_output_segment): Likewise.
8848 (Symbol::init_base_constant): Likewise.
8849 (Symbol::init_base_undefined): Likewise.
8850 (Symbol::output_section): Assert that object is not a plugin.
8851 (Symbol_table::add_from_pluginobj): New function.
8852 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8853 undefined.
8854 (Symbol_table::sized_write_globals): Likewise.
8855 (Symbol_table::add_from_pluginobj): Instantiate template.
8856 * symtab.h (Sized_pluginobj): Declare.
8857 (Symbol::in_real_elf): New function.
8858 (Symbol::set_in_real_elf): New function.
8859 (Symbol::in_real_elf_): New field.
8860 (Symbol_table::add_from_pluginobj): New function.
8861
8862 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8863 (LIBDL): New variable.
8864 (LDADD): Add LIBDL.
8865 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8866 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8867 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8868 (MOSTLYCLEANFILES): Likewise.
8869 * testsuite/Makefile.in: Regenerate.
8870 * testsuite/plugin_test.c: New file.
8871 * testsuite/plugin_test_1.sh: New file.
8872 * testsuite/plugin_test_2.sh: New file.
8873
de31bda5
ILT		 88742008-09-16 Ian Lance Taylor <iant@google.com>
8875
9c2d0ef9
ILT		 8876 * target-reloc.h (relocate_section): Check whether a symbol is
8877 defined by the ABI before reporting an undefined symbol error.
8878 * target.h (Target::is_defined_by_abi): Make parameter const.
8879 (Target::do_is_defined_by_abi): Likewise.
8880 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8881 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8882 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8883 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8884 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8885 * testsuite/Makefile.in: Rebuild.
8886
de31bda5
ILT		 8887 * fileread.cc (make_view): Add casts to avoid warning.
8888
9fa33bee
AO		 88892008-09-16 Alexandre Oliva <aoliva@redhat.com>
8890
8891 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8892 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8893
183fd0e3
AO		 88942008-09-16 Alexandre Oliva <aoliva@redhat.com>
8895
8896 * options.h (General_options::output_is_executable): New.
8897 (General_options::output_is_pie): New.
8898 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8899 for shared libraries.
8900 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8901
7be8330a
CD		 89022008-09-11 Chris Demetriou <cgd@google.com>
8903
8904 * options.h (origin): New -z option.
8905 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8906 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8907 in DT_FLAGS_1.
8908
a9caad02
CC		 89092008-09-05 Cary Coutant <ccoutant@google.com>
8910
8911 * fileread.cc (File_read::make_view): Add check for attempt to map
8912 beyond end of file.
8913
ae6dce4d
CC		 89142008-09-05 Cary Coutant <ccoutant@google.com>
8915
8916 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8917 explicit instantiations.
8918
d7ab2a47
KVH		 89192008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8920
8921 PR gold/6858
8922 * options.cc (General_options::finalize): Allow undefined symbols
8923 in shlibs if linking -shared.
8924
8925 PR gold/6859
8926 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8927 symbols as not needing a dynsym entry.
8928
1e52a9c1
CS		 89292008-08-20 Craig Silverstein <csilvers@google.com>
8930
8931 * fileread.cc (File_read::open): Do not lock the file unless it
8932 was successfully opened.
8933
d85c80a3
CC		 89342008-08-14 Cary Coutant <ccoutant@google.com>
8935
8936 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8937 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8938 * testsuite/tls_test.cc (struct int128): 128-bit struct
8939 for testing TLS relocs with non-zero addend.
8940 (v12): New TLS variable.
8941 (t12): New test.
8942 (t_last): Add check for v12.
8943 * testsuite/tls_test.h (t12): New function.
8944 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8945
2d924fd9
ILT		 89462008-08-13 Ian Lance Taylor <iant@google.com>
8947
8948 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8949 set tls_segment_ or relro_segment_.
8950 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8951 when appropriate.
8952 * output.h (Output_section::clear_is_relro): New function.
8953 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8954 sections specially even when output_data_ is empty.
8955 (Output_segment::maximum_alignment): When first section is relro,
8956 only force alignment for PT_LOAD segments.
8957 * script.cc (script_data_segment_align): New function.
8958 (script_data_segment_relro_end): New function.
8959 * script-c.h (script_data_segment_align): Declare.
8960 (script_data_segment_relro_end): Declare.
8961 * script-sections.h (class Script_sections): Declare
8962 data_segment_align and data_segment_relro_end. Add fields
8963 segment_align_index_ and saw_relro_end_.
8964 * script-sections.cc (class Sections_element): Add set_is_relro
8965 virtual function. Add new bool* parameter to place_orphan_here.
8966 Add get_output_section virtual function.
8967 (class Output_section_definition): Add set_is_relro. Add new
8968 bool* parameter to place_orphan_here. Add get_output_section.
8969 Add is_relro_ field.
8970 (Output_section_definition::Output_section_definition): Initialize
8971 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8972 and is_relro_ fields.
8973 (Output_section_definition::place_orphan_here): Add is_relro
8974 parameter.
8975 (Output_section_definition::set_section_addresses): Set relro for
8976 output section.
8977 (Output_section_definition::alternate_constraint): Likewise.
8978 (class Orphan_output_section): Add new bool* parameter to
8979 place_orphan_here. Add get_output_section.
8980 (Orphan_output_section::place_orphan_here): Add is_relro
8981 parameter.
8982 (Script_sections::Script_sections): Initialize
8983 data_segment_align_index_ and saw_relro_end_.
8984 (Script_sections::data_segment_align): New function.
8985 (Script_sections::data_segment_relro_end): New function.
8986 (Script_sections::place_orphan): Set or clear is_relro.
8987 (Script_sections::set_section_addresses): Force alignment of first
8988 TLS section.
8989 * yyscript.y (exp): Call script_data_segment_align and
8990 script_data_segment_relro_end.
8991 * testsuite/relro_script_test.t: New file.
8992 * testsuite/relro_test.cc (using_script): Declare.
8993 (t1, t2): Test using_script.
8994 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8995 (relro_script_test_SOURCES): Define.
8996 (relro_script_test_DEPENDENCIES): Define.
8997 (relro_script_test_LDFLAGS): Define.
8998 (relro_script_test_LDADD): Define.
8999 (relro_script_test.so): New target.
9000 * testsuite/Makefile.in: Rebuild.
9001
f827c9a9
CC		 90022008-08-06 Cary Coutant <ccoutant@google.com>
9003
9004 * archive.cc (Archive::total_archives, Archive::total_members)
9005 (Archive::total_members_loaded): New variables.
9006 (Archive::setup): Add parameter. Add option to preread
9007 archive symbols.
9008 (Archive::read_armap): Add counter.
9009 (Archive::get_file_and_offset): New function.
9010 (Archive::get_elf_object_for_member): New function.
9011 (Archive::read_all_symbols): New function.
9012 (Archive::read_symbols): New function.
9013 (Archive::add_symbols): Add counters.
9014 (Archive::include_all_members): Use armap to find members if it's
9015 already built.
9016 (Archive::include_member): Skip reading symbols if already read.
9017 Factored code into Archive::get_file_and_offset and
9018 Archive::get_elf_object_for_member. Changed call to
9019 Mapfile::report_include_archive_member.
9020 (Archive::print_stats): New function.
9021 * archive.h: Declare Object and Read_symbols_data classes.
9022 (Archive::Archive): Add initializers for new members.
9023 (Archive::setup): Add parameter.
9024 (Archive::print_stats): New function.
9025 (Archive::total_archives, Archive::total_members)
9026 (Archive::total_members_loaded): New variables.
9027 (Archive::get_file_and_offset): New function.
9028 (Archive::get_elf_object_for_member): New function.
9029 (Archive::read_all_symbols): New function.
9030 (Archive::read_symbols): New function.
9031 (Archive::Archive_member): New class.
9032 (Archive::members_): New member.
9033 (Archive::num_members_): New member.
9034 * main.cc: Include archive.h.
9035 (main): Call Archive::print_stats.
9036 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9037 archive parameter; member_name is now the fully-decorated name.
9038 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9039 * options.h: (General_options): Add --preread-archive-symbols option.
9040 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9041 Archive::setup.
9042
de4c45bd
ILT		 90432008-08-04 Ian Lance Taylor <iant@google.com>
9044
9045 * symtab.h (Symbol::use_plt_offset): New function.
9046 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9047 * powerpc.cc (Relocate::relocate): Likewise.
9048 * sparc.cc (Relocate::relocate): Likewise.
9049 * x86_64.cc (Relocate::relocate): Likewise.
9050 * testsuite/weak_plt.sh: New test.
9051 * testsuite/weak_plt_main.cc: New test.
9052 * testsuite/weak_plt_shared.cc: New test.
9053 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9054 (check_PROGRAMS): Add weak_plt.
9055 (check_DATA): Add weak_plt_shared.so.
9056 (weak_plt_main_pic.o, weak_plt): New targets.
9057 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9058 * testsuite/Makefile.in: Rebuild.
9059
9060 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9061 gcctestdir/ld.
9062 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9063 * testsuite/Makefile.in: Rebuild.
9064
323ee3f4
AM		 90652008-08-04 Alan Modra <amodra@bigpond.net.au>
9066
9067 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9068 * Makefile.in: Regenerate.
9069 * po/POTFILES.in: Regenerate.
9070
7c07ecec
ILT		 90712008-07-29 Ian Lance Taylor <iant@google.com>
9072
9073 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9074 symbols before other symbols.
9075 * testsuite/script_test_2.cc (test_addr): Declare.
9076 (test_addr_alias): Declare.
9077 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9078 values.
7c07ecec
ILT		 9079 * testsuite/script_test_2.t: Define test_addr_alias and
9080 test_addr.
9081
5778530e
ILT		 90822008-07-24 Ian Lance Taylor <iant@google.com>
9083
2a00e4fb
ILT		 9084 PR 5990
9085 * descriptors.cc: New file.
9086 * descriptors.h: New file.
9087 * gold-threads.h (class Hold_optional_lock): New class.
9088 * fileread.cc: Include "descriptors.h".
9089 (File_read::~File_read): Release descriptor rather than closing
9090 it.
9091 (File_read::open) [file]: Call open_descriptor rather than open.
9092 Set is_descriptor_opened_.
9093 (File_read::open) [memory]: Assert that descriptor is not open.
9094 (File_read::reopen_descriptor): New function.
9095 (File_read::release): Release descriptor.
9096 (File_read::do_read): Make non-const. Reopen descriptor.
9097 (File_read::read): Make non-const.
9098 (File_read::make_view): Reopen descriptor.
9099 (File_read::do_readv): Likewise.
9100 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9101 Update declarations.
9102 * layout.cc: Include "descriptors.h".
9103 (Layout::create_build_id): Use open_descriptor rather than open.
9104 * output.cc: Include "descriptors.h".
9105 (Output_file::open): Use open_descriptor rather than open.
9106 * archive.cc (Archive::const_iterator): Change Archive to be
9107 non-const.
9108 (Archive::begin, Archive::end): Make non-const.
9109 (Archive::count_members): Likewise.
9110 * archive.h (class Archive): Update declarations.
9111 * object.h (Object::read): Make non-const.
9112 * Makefile.am (CCFILES): Add descriptors.cc.
9113 (HFILES): Add descriptors.h.
9114 * Makefile.in: Rebuild.
9115
801647d1
ILT		 9116 PR 6716
9117 * gold.h: Always include <clocale>. Add Solaris workarounds
9118 following code in binutils/sysdep.h.
9119
5edd166e
ILT		 9120 PR 6048
9121 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9122 this->eh_frame_hdr_ is NULL before using it.
9123
c89ad728
ILT		 9124 * dynobj.cc (Versions::Versions): Update comment.
9125
aa86f06b
ILT		 9126 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9127 the base version name.
9128
5778530e
ILT		 9129 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9130 array size plus one.
9131 (Stringpool_template::set_string_offsets): Subtract one from key
9132 before using it as an array index.
9133 (Stringpool_template::get_offset_with_length): Likewise.
9134 (Stringpool_template::write_to_buffer): Likewise.
9135 * stringpool.h (Stringpool_template::get_offset_from_key):
9136 Likewise.
9137
057ead22
ILT		 91382008-07-23 Ian Lance Taylor <iant@google.com>
9139
7f649c59
ILT		 9140 PR 6658
9141 * object.h (Merged_symbol_value::value): Do our best to handle a
9142 negative addend.
9143
057ead22
ILT		 9144 PR 6647
9145 * script.cc (Version_script_info::get_versions): Don't add empty
9146 version tag to return value.
9147 (Version_script_info::get_symbol_version_helper): Change return
9148 type to bool. Add pversion parameter. Change all callers.
9149 (script_register_vers_node): Don't require a non-NULL tag.
9150 * script.h (class Version_script_info): Update declarations.
9151 (Version_script_info::get_symbol_version): Change return type to
9152 bool. Add version parameter. Change all callers.
9153 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9154 handling. Handle an empty version from a version script.
9155 (Symbol_table::define_special_symbol): Likewise.
9156 * testsuite/ver_test_10.script: New file.
9157 * testsuite/ver_test_10.sh: New file.
9158 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9159 (check_DATA): Add ver_test_10.syms.
9160 (ver_test_10.syms, ver_test_10.so): New target.
9161 * testsuite/Makefile.in: Rebuild.
9162
58e54ac2
CD		 91632008-07-23 Simon Baldwin <simonb@google.com>
9164
9165 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9166 to zero for undefined symbols from dynamic libraries.
9167
95d14cd3
ILT		 91682008-07-23 Ian Lance Taylor <iant@google.com>
9169
9170 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9171 Change all callers.
9172 * symtab.h (class Symbol_table): Update declaration.
9173 * testsuite/ver_test_9.cc: New file.
9174 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9175 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9176 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9177 (ver_test_9.so, ver_test_9.o): New targets.
9178 * testsuite/Makefile.in: Rebuild.
9179
92de84a6
ILT		 91802008-07-22 Ian Lance Taylor <iant@google.com>
9181
34810851
ILT		 9182 * options.h (class General_options): Define --check-sections.
9183 * layout.cc (Layout::set_segment_offsets): Handle
9184 --check-sections.
9185
af6156ef
ILT		 9186 * options.h (class General_options): Define -n/--nmagic and
9187 -N/--omagic.
9188 * options.cc (General_options::finalize): For -n/--nmagic or
9189 -N/--omagic, set -static.
9190 * layout.cc (Layout::attach_allocated_section_to_segment): If
9191 -N/--omagic, don't put read-only and read-write sections in
9192 different segments.
9193 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9194 finding a read-only segment.
9195 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9196 don't set the minimum segment alignment to the common page size,
9197 and don't set the file offset to the address modulo the page size.
9198 * script-sections.cc (Script_sections::create_segments): If
9199 -n/--omagic, don't put read-only and read-write sections in
9200 different segments.
9201
92de84a6
ILT		 9202 * cref.cc: New file.
9203 * cref.h: New file.
9204 * options.h (class General_options): Add --print-symbol-counts.
9205 * main.cc (main): Issue defined symbol report if requested.
9206 * archive.cc (Archive::interpret_header): Make into a const member
9207 function.
9208 (Archive::add_symbols): Call Input_objects::archive_start and
9209 archive_stop.
9210 (Archive::const_iterator): Define new class.
9211 (Archive::begin, Archive::end): New functions.
9212 (Archive::include_all_members): Rewrite to use iterator.
9213 (Archive::count_members): New function.
9214 * archive.h (class Archive): Update declarations.
9215 (Archive::filename): New function.
9216 * object.cc: Include "cref.h".
9217 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9218 (Sized_relobj::do_get_global_symbol_counts): New function.
9219 (Input_objects::add_object): Add object to cross-referencer.
9220 (Input_objects::archive_start): New function.
9221 (Input_objects::archive_stop): New function.
9222 (Input_objects::print_symbol_counts): New function.
9223 * object.h: Declare Cref and Archive.
9224 (Object::get_global_symbol_counts): New function.
9225 (Object::do_get_global_symbol_counts): New pure virtual function.
9226 (class Sized_relobj): Add defined_count_ field. Update
9227 declarations.
9228 (class Input_objects): Add cref_ field. Update constructor.
9229 Update declarations.
9230 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9231 defined_count_.
9232 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9233 symbol counts.
9234 (Sized_dynobj::do_get_global_symbol_counts): New function.
9235 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9236 defined_count_. Update declarations. Define Symbols typedef.
9237 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9238 parameter. Change all callers.
9239 (Symbol_table::add_from_dynobj): Add sympointers and defined
9240 parameters. Change all callers.
9241 * symtab.h (class Symbol_table): Update declarations.
9242 * Makefile.am (CCFILES): Add cref.cc.
9243 (HFILES): Add cref.h.
9244 * Makefile.in: Rebuild.
9245
3f7c5e1d
CD		 92462008-07-22 Simon Baldwin <simonb@google.com>
9247
9248 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9249 to zero when writing undefined symbols.
9250
e0b64032
ILT		 92512008-07-22 Ian Lance Taylor <iant@google.com>
9252
9253 * output.cc (Output_section::add_input_section): Don't try to
9254 merge empty merge sections.
9255
096b02cf
CS		 92562008-07-21 Craig Silverstein <csilvers@google.com>
9257
9258 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9259 Include symbol version in error message.
cd536b21 9260
1d1f116d
CD		 92612008-07-20 Chris Demetriou <cgd@google.com>
9262
cd536b21 9263 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9264 (RANDOM_SEED_CFLAGS): New substituted variable.
9265 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9266 * configure: Rebuild.
9267 * Makefile.in: Likewise.
9268 * testsuite/Makefile.in: Likewise.
9269
a18f591e
ILT		 92702008-07-18 Ian Lance Taylor <iant@google.com>
9271
9272 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9273 where we see NAME/NULL and NAME/VERSION as separate symbols.
9274 * testsuite/ver_test_main.cc (main): Call t4.
9275 (t4, t4_2a): Define.
9276 * testsuite/ver_test_2.cc (t4_2): Define.
9277 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9278 * testsuite/ver_test_4.cc (t4_2a): Define.
9279 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9280 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9281
c6e3f6ed
ILT		 92822008-07-17 Ian Lance Taylor <iant@google.com>
9283
9284 * dynobj.cc (Versions::add_def): If we give an error about a
9285 missing version, go ahead and create the version anyhow.
9286
ef9beddf
ILT		 92872008-07-10 Ian Lance Taylor <iant@google.com>
9288
9289 Handle output sections with more than 0x7fffffff bytes.
9290 * object.h (class Relobj): Change map_to_output_ to
9291 output_sections_, and just keep a section pointer. Change all
9292 uses. Move comdat group support to Sized_relobj.
9293 (Relobj::is_section_specially_mapped): Remove.
9294 (Relobj::output_section): Remove poff parameter. Change all
9295 callers.
9296 (Relobj::output_section_offset): New function.
9297 (Relobj::set_section_offset): Rewrite.
9298 (Relobj::map_to_output): Remove.
9299 (Relobj::output_sections): New function.
9300 (Relobj::do_output_section_offset): New pure virtual function.
9301 (Relobj::do_set_section_offset): Likewise.
9302 (class Sized_relobj): Add section_offsets_ field. Add comdat
9303 group support from Relobj. Update declarations.
9304 (Sized_relobj::get_output_section_offset): New function.
9305 (Sized_relobj::do_output_section_offset): New function.
9306 (Sized_relobj::do_set_section_offset): New function.
9307 * object.cc (Relobj::output_section_address): Remove.
9308 (Sized_relobj::Sized_relobj): Initialize new fields.
9309 (Sized_relobj::include_section_group): Cast find_kept_object to
9310 Sized_relobj.
9311 (Sized_relobj::include_linkonce_section): Likewise.
9312 (Sized_relobj::do_layout): Use separate arrays for output section
9313 and output offset.
9314 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9315 output_sections.
9316 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9317 output_sections and section_offsets.
9318 (Sized_relobj::write_local_symbols): Likewise.
9319 (map_to_kept_section): Compute output address directly.
9320 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9321 output_sections and section_offsets.
9322 (Sized_relobj::write_sections): Likewise.
9323 (Sized_relobj::relocate_sections): Likewise.
9324 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9325 * output.h (class Output_reloc): Update declarations. Change
9326 u2_.relobj to Sized_relobj*.
9327 (class Output_data_reloc): Change add functions to use
9328 Sized_relobj*.
9329 * output.cc (Output_reloc::Output_reloc): Change relobj to
9330 Sized_relobj*.
9331 (Output_reloc::local_section_offset): Change return type to
9332 Elf_Addr. Use get_output_section_offset.
9333 (Output_reloc::get_address): Likewise.
9334 (Output_section::is_input_address_mapped): Don't call
9335 is_section_specially_mapped.
9336 (Output_section::output_offset): Likewise.
9337 (Output_section::output_address): Likewise.
9338 (Output_section::starting_output_address): Likewise.
9339 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9340 parameter to Sized_relobj*.
9341 (Copy_relocs::need_copy_reloc): Likewise.
9342 (Copy_relocs::save): Likewise.
9343 * copy-relocs.h (class Copy_relocs): Update declarations.
9344 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9345 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9346 * target-reloc.h (relocate_for_relocatable): Change
9347 offset_in_output_section type to Elf_Addr. Change code that uses
9348 it as well.
9349 * layout.cc (Layout::layout): Always set *off.
9350 * mapfile.cc (Mapfile::print_input_section): Use
9351 output_section_offset.
9352 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9353 Sized_relobj*.
9354 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9355 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9356 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9357
5cb66f97
ILT		 93582008-07-03 Ian Lance Taylor <iant@google.com>
9359
9360 * layout.cc (Layout::include_section): Do not discard unrecognized
9361 SHT_STRTAB sections.
9362
afe47622
CS		 93632008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9364
9365 * script.cc (Lex::can_continue_name): Make '?' allowable in
9366 version-script names.
9367 * testsuite/version_script.map: Change glob pattern to use '?'
9368
5adf9721
ILT		 93692008-06-30 Manish Singh <yosh@gimp.org>
9370
9371 PR 6585
9372 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9373 Correct typo.
9374
e6fde208
ILT		 93752008-06-30 Ian Lance Taylor <iant@google.com>
9376
9377 PR 6660
9378 PR 6682
9379 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9380 versions]: Don't try to read the value in the contents, since we
9381 don't use it. Use the template endianness when writing.
9382
3f2e6a2d
CC		 93832008-06-25 Cary Coutant <ccoutant@google.com>
9384
9385 * fileread.cc (File_read::make_view): Assert on zero-length view.
9386 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9387 symbol table when there are no symbols to read.
9388
c43d3a48
CS		 93892008-06-23 Craig Silverstein <csilvers@google.com>
9390
9391 * version.cc (version_string): Bump to 1.7
9392
5f494ea0
CS		 93932008-06-18 Craig Silverstein <csilvers@google.com>
9394
9395 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9396 constant 0xFFFF to type Valtype.
9397 (Powerpc_relocate_functions::rel16_ha): Likewise.
9398
c42e122e
ILT		 93992008-06-17 Ian Lance Taylor <iant@google.com>
9400
f34787f8
ILT		 9401 * output.h (Output_section::Input_section): Initialize p2align_ to
9402 zero for Output_section_data constructors.
9403 (Output_section::Input_section::addralign): If not an input
9404 section, return the alignment of the Output_section_data.
9405 * testsuite/copy_test.cc: New file.
9406 * testsuite/copy_test_1.cc: New file.
9407 * testsuite/copy_test_2.cc: New file.
9408 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9409 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9410 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9411 (copy_test_1_pic.o, copy_test_1.so): New targets.
9412 (copy_test_2_pic.o, copy_test_2.so): New targets.
9413 * testsuite/Makefile.in: Rebuild.
9414
c42e122e
ILT		 9415 * script-sections.cc (Script_sections::place_orphan): Initialize
9416 local variable exact.
9417
ce3ac18a
DE		 94182008-06-13 David Edelsohn <edelsohn@gnu.org>
9419
9420 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9421
42cacb20
DE		 94222008-06-12 David Edelsohn <edelsohn@gnu.org>
9423 David S. Miller <davem@davemloft.net>
9424
9425 * powerpc.cc: New file.
9426 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9427 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9428 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9429 * Makefile.in: Rebuild.
9430
7b308235
ILT		 94312008-06-09 Ian Lance Taylor <iant@google.com>
9432
9433 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9434 <exception>.
9435 (throwing, orig_terminate): New static variables.
9436 (terminate_handler): New static function.
9437 (t2): Set terminate handler.
9438
f0b886e3
ILT		 94392008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9440
9441 PR 6584
cd536b21 9442 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 9443 alignment.
9444
3e90f135
CC		 94452008-05-30 Cary Coutant <ccoutant@google.com>
9446
9447 * archive.cc (Archive::include_all_members) Correct to step
9448 over symbol table and extended name table in thin archives.
9449
e09ad04a
ILT		 94502008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9451
9452 PR 6407
9453 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9454 calculation.
9455
62b01cb5
ILT		 94562008-05-28 Caleb Howe <cshowe@google.com>
9457
9458 * reduced_debug_output.cc: New file.
9459 * reduced_debug_output.h: New file.
92de84a6 9460 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 9461 * options.cc (General_options::finalize): Add strip_debug_non_line
9462 to the strip heirarchy.
9463 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9464 fields.
9465 * layout.cc: Include "reduced_debug_output.h".
9466 (Layout::Layout): Initialize new fields.
9467 (line_only_debug_sections): New static array.
9468 (is_lines_only_debug_sections): New static inline function.
9469 (Layout::include_section): Handle --strip-debug-non-line.
9470 (Layout::make_output_section): If --strip-debug-non-line, build
9471 new output sections for .debug_abbrev and .debug_info.
9472 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9473 gold. Warn about possible overflow.
9474 (read_signed_LEB_128): Likewise.
9475 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9476 (read_signed_LEB_128): Declare.
9477 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9478 (HFILES): Add reduced_debug_output.h.
9479 * Makefile.in: Rebuild.
9480
7d9e3d98
ILT		 94812008-05-21 Ian Lance Taylor <iant@google.com>
9482
9483 * mapfile.cc: New file.
9484 * mapfile.h: New file.
9485 * options.h (class General_options): Add -M/--print-map and -Map.
9486 * options.cc (General_options::finalize): Make -M equivalent to
9487 -Map -.
9488 * main.cc: Include <cstdio> and "mapfile.h".
9489 (main): Open mapfile if requested.
9490 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9491 constructor. Change caller.
9492 (queue_initial_tasks): Add mapfile parameter. Change caller.
9493 (queue_middle_tasks): Likewise.
9494 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9495 declarations.
9496 * archive.cc: Include "mapfile.h".
9497 (Archive::add_symbols): Add mapfile parameter. Change all
9498 callers. Pass mapfile, symbol, and reason to include_member.
9499 (Archive::include_all_members): Add mapfile parameter. Change all
9500 callers.
9501 (Archive::include_member): Add mapfile, sym, and why parameters.
9502 Change all callers. Report inclusion to map file.
9503 * archive.h: Include "fileread.h".
9504 (class Archive): Update declarations.
9505 (Archive::file): New const method.
9506 (class Add_archive_symbols): Add mapfile_ field. Update
9507 constructor. Change all callers.
9508 * readsyms.h (class Read_symbols): Likewise.
9509 (class Finish_group): Likewise.
9510 (class Read_script): Likewise.
9511 * common.cc: Include "mapfile.h".
9512 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9513 all callers.
9514 (Symbol_table::do_allocate_commons): Likewise.
9515 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9516 symbol allocation to mapfile.
9517 * common.h (class Allocate_commons_task): Add mapfile_ field.
9518 Update constructor. Change all callers.
9519 * symtab.h (class Symbol_table): Update declarations.
9520 * layout.cc: Include "mapfile.h".
9521 (Layout_task_runner::run): Print information to mapfile.
9522 (Layout::create_gold_note): Change Output_data_fixed_space to
9523 Output_data_zero_fill.
9524 (Layout::create_build_id): Likewise.
9525 (Layout::print_to_mapfile): New function.
9526 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9527 constructor. Change caller.
9528 (class Layout): Declare print_to_mapfile.
9529 * output.cc (Output_section::Input_section::print_to_mapfile): New
9530 function.
9531 (Output_section::add_input_section): If producing a map, always
9532 add to input_sections_ list.
9533 (Output_section::do_print_to_mapfile): New function.
9534 (Output_segment::print_sections_to_mapfile): New function.
9535 (Output_segment::print_section_list_to_mapfile): New function.
9536 * output.h: Include "mapfile.h".
9537 (Output_data::print_to_mapfile): New function.
9538 (Output_data::do_print_to_mapfile): New virtual function.
9539 (Output_segment_headers::do_print_to_mapfile): New function.
9540 (Output_file_header::do_print_to_mapfile): New function.
9541 (Output_data_const::do_print_to_mapfile): New function.
9542 (class Output_data_const_buffer): Add map_name_ field. Update
9543 constructor. Change all callers. Add do_print_to_mapfile
9544 function.
9545 (class Output_data_fixed_space): Likewise.
9546 (class Output_data_space): Likewise.
9547 (class Output_data_zero_fill): New class.
9548 (Output_data_strtab::do_print_to_mapfile): New function.
9549 (Output_data_reloc_base::do_print_to_mapfile): New function.
9550 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9551 (Output_data_group::do_print_to_mapfile): New function.
9552 (Output_data_got::do_print_to_mapfile): New function.
9553 (Output_data_dynamic::do_print_to_mapfile): New function.
9554 (Output_symtab_xindex::do_print_to_mapfile): New function.
9555 (class Output_section): Declare do_print_to_mapflie. Declare
9556 print_to_mapfile in Input_section.
9557 (class Output_segment): Declare new functions.
9558 * object.h (Sized_relobj::symbol_count): New function.
9559 * script-sections.cc
9560 (Output_section_element_dot_assignment::set_section_addresses):
9561 Change Output_data_fixed_space to Output_data_zero_fill.
9562 (Output_data_expression::do_print_to_mapfile): New function.
9563 * script.cc (read_input_script): Add mapfile parameter. Change
9564 all callers.
9565 * script.h (read_input_script): Update declaration.
9566 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9567 (Eh_frame::do_print_to_mapfile): New function.
9568 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9569 (Output_merge_string::do_print_to_mapfile): New function.
9570 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9571 function.
9572 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9573 function.
9574 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9575 function.
9576 * Makefile.am (CCFILES): Add mapfile.cc.
9577 (HFILES): Add mapfile.h.
9578 * Makefile.in: Rebuild.
9579
9f1d377b
ILT		 95802008-05-19 Ian Lance Taylor <iant@google.com>
9581
9582 * options.h (class General_options): Add -z relro.
9583 * layout.cc (Layout::Layout): Initialize relro_segment_.
9584 (Layout::add_output_section_data): Return the output section.
9585 (Layout::make_output_section): Rcognize relro sections and mark
9586 them appropriately.
9587 (Layout::attach_allocated_section_to_segment): Put relro sections
9588 in a PT_GNU_RELRO segment.
9589 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9590 section as relro.
9591 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9592 PT_TLS segments.
9593 (Layout::linkonce_mapping): Map d.rel.ro.local to
9594 .data.rel.ro.local.
9595 (Layout::output_section_name): Us .data.rel.ro.local for any
9596 section which begins with that.
9597 * layout.h (class Layout): Update add_output_section_data
9598 declaration. Add relro_segment_ field.
9599 * output.cc (Output_section::Output_section): Initialize is_relro_
9600 and is_relro_local_ fields.
9601 (Output_segment::add_output_section): Group relro sections.
9602 (Output_segment::is_first_section_relro): New function.
9603 (Output_segment::maximum_alignment): If there is a relro section,
9604 align the segment to the common page size.
9605 (Output_segment::set_section_addresses): Track whether we are
9606 looking at relro sections. If the last section is a relro
9607 section, align to the common page size.
9608 (Output_segment::set_section_list_addresses): Add in_relro
9609 parameter. Change all callers. Align to the page size when
9610 moving from relro to non-relro section.
9611 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9612 segment.
9613 * output.h (class Output_section): Add is_relro_ and
9614 is_relro_local_ fields.
9615 (Output_section::is_relro): New function.
9616 (Output_section::set_is_relro): New function.
9617 (Output_section::is_relro_local): New function.
9618 (Output_section::set_is_relro_local): New function.
9619 (class Output_segment): Update declarations.
9620 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9621 * sparc.cc (Target_sparc::got_section): Likewise.
9622 * x86_64.cc (Target_x86_64::got_section): Likewise.
9623 * testsuite/relro_test_main.cc: New file.
9624 * testsuite/relro_test.cc: New file.
9625 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9626 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9627 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9628 (relro_test.so, relro_test_pic.o): New targets.
9629 * testsuite/Makefile.in: Rebuild.
9630
a984ee1d
ILT		 96312008-05-16 Ian Lance Taylor <iant@google.com>
9632
01676dcd
ILT		 9633 * output.cc (Output_segment::add_output_section): Remove front
9634 parameter.
9635 * output.h (class Output_segment): Remove
9636 add_initial_output_section and overloaded add_output_section.
9637 Update declaration of remaining add_output_section.
9638 * layout.cc (Layout::create_interp): Call add_output_section
9639 rather than add_initial_output_section.
9640 (Layout::finish_dynamic_section): Likewise.
9641
497897f9
ILT		 9642 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9643 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9644 know the dynamic type.
9645 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9646 field. Initialize it in constructor.
9647 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9648 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9649 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9650 reloc.
9651
a984ee1d
ILT		 9652 * output.cc (Output_reloc::get_address): Change return type to
9653 Elf_Addr.
9654 * output.h (class Output_reloc): Update get_address declaration.
9655 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9656 for section addresses.
9657
55ba0940
ILT		 96582008-05-09 Ian Lance Taylor <iant@google.com>
9659
9660 PR 6493
9661 * gold.cc (gold_nomem): Use return value of write.
9662
75517b77
ILT		 96632008-05-08 Ian Lance Taylor <iant@google.com>
9664
9665 * symtab.c (Symbol::init_base_output_data): Add version
9666 parameter. Change all callers.
9667 (Symbol::init_base_output_segment): Likewise.
9668 (Symbol::init_base_constant): Likewise.
9669 (Symbol::init_base_undefined): Likewise.
9670 (Sized_symbol::init_output_data): Likewise.
9671 (Sized_symbol::init_output_segment): Likewise.
9672 (Sized_symbol::init_constant): Likewise.
9673 (Sized_symbol::init_undefined): Likewise.
9674 (Symbol_table::do_define_in_output_data): If the new symbol has a
9675 version, mark it as the default.
9676 (Symbol_table::do_define_in_output_segment): Likewise.
9677 (Symbol_table::do_define_as_constant): Likewise.
9678 * symtab.h (class Symbol): Update declarations.
9679 (class Sized_symbol): Likewise.
9680 * resolve.cc (Symbol::override_version): New function.
c42e122e 9681 (Symbol::override_base): Call override_version.
75517b77
ILT		 9682 (Symbol::override_base_with_special): Likewise.
9683 * testsuite/ver_script_8.script: New file.
9684 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9685 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9686 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9687 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9688
f1f70eae
ILT		 96892008-05-06 Ian Lance Taylor <iant@google.com>
9690
f3e9c5c5
ILT		 9691 PR 6049
9692 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9693 functions.
9694 (class General_options): Remove existing --undefined, and add
9695 --no-undefined instead. Add new --undefined as synonym for -u.
9696 * archive.cc (Archive::add_symbols): Check whether symbol was
9697 named with -u.
9698 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9699 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9700 all uses. Add IS_UNDEFINED. Update declarations to split
9701 different versions of init_base. Declare init_base_undefined.
9702 (Symbol::is_defined): Handle IS_UNDEFINED.
9703 (Symbol::is_undefined): Likewise.
9704 (Symbol::is_weak_undefined): Call is_undefined.
9705 (Symbol::is_absolute): Handle IS_CONSTANT.
9706 (class Sized_symbol): Update declarations to split different
9707 versions of init. Declare init_undefined.
9708 (class Symbol_table): Declare new functions.
9709 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9710 Change all callers.
9711 (Symbol::init_base_output_data): Likewise.
9712 (Symbol::init_base_output_segment): Likewise.
9713 (Symbol::init_base_constant): Likewise.
9714 (Symbol::init_base_undefined): New function.
9715 (Sized_symbol::init_object): Rename from init. Change all
9716 callers.
9717 (Sized_symbol::init_output_data): Likewise.
9718 (Sized_symbol::init_output_segment): Likewise.
9719 (Sized_symbol::init_constant): Likewise.
9720 (Sized_symbol::init_undefined): New function.
9721 (Symbol_table::add_undefined_symbols_from_command_line): New
9722 function.
9723 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9724 function.
9725 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9726 (Symbol::output_section): Likewise.
9727 (Symbol::set_output_section): Likewise.
9728 (Symbol_table::sized_finalize_symbol): Likewise.
9729 (Symbol_table::sized_write_globals): Likewise.
9730 * resolve.cc (Symbol_table::should_override): Likewise.
9731 (Symbol::override_base_with_special): Likewise.
9732
8bdcdf2c
ILT		 9733 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9734 symbol, change it to have default visibility.
9735 * testsuite/protected_1.cc: New file.
9736 * testsuite/protected_2.cc: New file.
9737 * testsuite/protected_3.cc: New file.
9738 * testsuite/protected_main_1.cc: New file.
9739 * testsuite/protected_main_2.cc: New file.
9740 * testsuite/protected_main_3.cc: New file.
9741 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9742 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9743 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9744 (protected_1.so): New target.
9745 (protected_1_pic.o, protected_2_pic.o): New targets.
9746 (protected_3_pic.o): New target.
9747 (check_PROGRAMS): Add protected_2.
9748 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9749 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9750 * testsuite/Makefile.in: Rebuild.
9751
2b706932
ILT		 9752 * options.h (DEFINE_var): Add set_user_set_##varname__.
9753 (DEFINE_bool_alias): New macro.
9754 (class General_options): Define -Bstatic using DEFINE_bool_alias
9755 rather than DEFINE_special. Add --undefined as an alias for -z
9756 defs.
9757 * options.cc (General_options::parse_Bstatic): Remove.
9758
d82a5bcc
ILT		 9759 * options.h (class General_options): Add --fatal-warnings.
9760 * main.cc (main): Implement --fatal-warnings.
9761 * errors.h (Errors::warning_count): New function.
9762
f1f70eae
ILT		 9763 * options.h (class General_options): Add -Bsymbolic-functions.
9764 * symtab.h (Symbol::is_preemptible): Check for
9765 -Bsymbolic-functions.
9766
8825ac63
ILT		 97672008-05-05 Ian Lance Taylor <iant@google.com>
9768
d98bc257
ILT		 9769 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9770 as noVARNAME rather than no-VARNAME.
9771 (class General_options): Add option -z combreloc.
9772 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9773 get_address.
9774 (Output_reloc::sort_before) [SHT_REL]: New function.
9775 (Output_reloc::sort_before) [SHT_RELA]: New function.
9776 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9777 Sort_relocs_comparison.
9778 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9779 parameter. Change all callers.
9780 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9781 sort_relocs parameter. Change all callers.
9782 * output.cc (Output_reloc::get_address): New function, broken out
9783 of write_rel.
9784 (Output_reloc::write_rel): Call it.
9785 (Output_reloc::compare): New function.
9786 (Output_data_reloc_base::do_write): Optionally sort relocs.
9787
60b2b4e7
ILT		 9788 * configure.ac: If targ_extra_obj is set, link it in.
9789 * configure.tgt: Initialize all variables.
9790 (x86_64*): Set targ_extra_obj and targ_extra_size.
9791 * configure: Rebuild.
9792
8825ac63
ILT		 9793 * object.cc (Sized_relobj::include_section_group): Adjust section
9794 indexes read from group data. Build vector to pass to
9795 layout_group.
9796 * layout.cc (Layout::layout_group): Add flags and shndxes
9797 parameters. Remove contents parameter. Change caller. Update
9798 explicit instantiations.
9799 * layout.h (class Layout): Update layout_group declaration.
9800 * output.cc (Output_data_group::Output_data_group): Add flags and
9801 input_shndxes parameters. Remove contents parameter. Change
9802 caller.
9803 (Output_data_group::do_write): Change input_sections_ to
9804 input_shndxes_.
9805 * output.h (class Output_data_group): Update constructor
9806 declaration. Rename input_sections_ to input_shndxes_.
9807 * testsuite/many_sections_test.cc: Add template.
9808
e94cf127
CC		 98092008-04-30 Cary Coutant <ccoutant@google.com>
9810
4418b2d5
CC		 9811 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9812
e94cf127
CC		 9813 * layout.cc (Layout::include_section): Refactored check for debug
9814 info section.
9815 (Layout::add_comdat): Add new parameters. Change type
9816 of signature parameter. Add object and shndx to signatures table.
9817 (Layout::find_kept_object): New function.
9818 * layout.h: Include <cstring>.
9819 (Layout::is_debug_info_section): New function.
9820 (Layout::add_comdat): Add new parameters.
9821 (Layout::find_kept_object): New function.
9822 (Layout::Kept_section): New struct.
9823 (Layout::Signatures): Change type of map range.
9824 * object.cc (Relobj::output_section_address): New function.
9825 (Sized_relobj::include_section_group): Add new parameters. Change
9826 calls to Layout::add_comdat. Change to build table of kept comdat
9827 groups and table mapping discarded sections to kept sections.
9828 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9829 (Sized_relobj::do_layout): Change calls to include_section_group and
9830 include_linkonce_section.
9831 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9832 value to zero when section is discarded.
9833 (Sized_relobj::map_to_kept_section): New function.
9834 * object.h (Relobj::output_section_address): New function.
9835 (Relobj::Comdat_group): New type.
9836 (Relobj::find_comdat_group): New function.
9837 (Relobj::Comdat_group_table): New type.
9838 (Relobj::Kept_comdat_section): New type.
9839 (Relobj::Kept_comdat_section_table): New type.
9840 (Relobj::add_comdat_group): New function.
9841 (Relobj::set_kept_comdat_section): New function.
9842 (Relobj::get_kept_comdat_section): New function.
9843 (Relobj::comdat_groups_): New field.
9844 (Relobj::kept_comdat_sections_): New field.
9845 (Symbol_value::input_value): Update comment.
9846 (Sized_relobj::map_to_kept_section) New function.
9847 (Sized_relobj::include_linkonce_section): Add new parameter.
9848 * target-reloc.h (Comdat_behavior): New type.
9849 (get_comdat_behavior): New function.
9850 (relocate_section): Add code to map a discarded section to the
9851 corresponding kept section when applying a relocation.
9852
e4e5049b
CS		 98532008-04-30 Craig Silverstein <csilvers@google.com>
9854
9855 * dwarf_reader.cc (next_generation_count): New static var.
9856 (Addr2line_cache_entry): New struct.
9857 (addr2line_cache): New static var.
9858 (Dwarf_line_info::one_addr2line): Added caching.
9859 (Dwarf_line_info::clear_addr2line_cache): New function.
9860 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9861 cache-size parameter.
9862 (Dwarf_line_info::one_addr2line_cache): New function.
9863 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9864 new cache-size argument to one_addr2line(), and clear cache.
9865
d09e9154
CC		 98662008-04-28 Cary Coutant <ccoutant@google.com>
9867
9868 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9869 R_386_PC8 relocations.
9870
7ef73768
ILT		 98712008-04-23 Ian Lance Taylor <iant@google.com>
9872
55438702
ILT		 9873 * object.cc (Sized_relobj::include_section_group): Check for
9874 invalid section group.
9875
c165fb93
ILT		 9876 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9877 header size.
9878
7ef73768
ILT		 9879 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9880 than read for file header.
9881 * archive.cc (Archive::include_member): Likewise.
9882
6194aaab
L		 98832008-04-23 Paolo Bonzini <bonzini@gnu.org>
9884
9885 * aclocal.m4: Regenerate.
9886 * configure: Regenerate.
9887
d491d34e
ILT		 98882008-04-19 Ian Lance Taylor <iant@google.com>
9889
5ea2bac6
ILT		 9890 * version.cc (version_string): Bump to 1.6.
9891
7bc3e21a
ILT		 9892 * testsuite/Makefile.am (many_sections_r_test): New target.
9893 (many_sections_r_test_SOURCES): Remove.
9894 (many_sections_r_test_DEPENDENCIES): Remove.
9895 (many_sections_r_test_LDFLAGS): Remove.
9896 (many_sections_r_test_LDADD): Remove.
9897
7fcd3aa9
ILT		 9898 * object.cc (Sized_relobj::do_add_symbols): Always pass
9899 local_symbol_count_ to add_from_relobj.
9900
4c94d6ae
ILT		 9901 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9902 every thousand variables.
9903 * testsuite/Makefile.in: Rebuild.
9904
d491d34e
ILT		 9905 * object.cc (Xindex::initialize_symtab_xindex): New function.
9906 (Xindex::read_symtab_xindex): New function.
9907 (Xindex::sym_xindex_to_shndx): New function.
9908 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9909 available.
9910 (Sized_relobj::do_initialize_xindex): New function.
9911 (Sized_relobj::do_read_symbols): Adjust section links.
9912 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9913 parameter. Change all callers.
9914 (Sized_relobj::include_section_group): Adjust section links and
9915 symbol section indexes.
9916 (Sized_relobj::do_layout): Adjust section links.
9917 (Sized_relobj::do_count_local_symbols): Adjust section links and
9918 symbol section indexes.
9919 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9920 ordinary and special symbols.
9921 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9922 dynsym_xindex parameters. Change all callers. Adjust section
9923 links. Use SHN_XINDEX when needed.
9924 (Sized_relobj::get_symbol_location_info): Adjust section links.
9925 Don't get fooled by special symbols.
9926 * object.h (class Xindex): Define.
9927 (class Object): Add xindex_ parameter. Declare virtual functoin
9928 do_initialize_xindex.
9929 (Object::adjust_sym_shndx): New function.
9930 (Object::set_xindex): New protected function.
9931 (class Symbol_value): Add is_ordinary_shndx_ field.
9932 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9933 (Symbol_value::value): Assert ordinary section.
9934 (Symbol_value::initialize_input_to_output_map): Likewise.
9935 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9936 Change all callers.
9937 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9938 all callers.
9939 (class Sized_relobj): Update declarations.
9940 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9941 parameter. Change all callers.
9942 (Sized_relobj::adjust_shndx): New function.
9943 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9944 field.
9945 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9946 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9947 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9948 (Sized_dynobj::read_dynsym_section): Adjust section links.
9949 (Sized_dynobj::read_dynamic): Likewise.
9950 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9951 section links.
9952 (Sized_dynobj::do_initialize_xindex): New function.
9953 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9954 do_initialize_xindex.
9955 (Sized_dynobj::adjust_shndx): New function.
9956 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9957 dynsym_xindex_ fields.
9958 (Layout::finalize): Add a call to set_section_indexes before
9959 creating the symtab sections.
9960 (Layout::set_section_indexes): Don't do anything if the section
9961 already has a section index.
9962 (Layout::create_symtab_sections): Add shnum parameter. Change
9963 caller. Create .symtab_shndx section if needed.
9964 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9965 caller.
9966 (Layout::allocated_output_section_count): New function.
9967 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9968 needed.
9969 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9970 fields. Update declarations.
9971 (Layout::symtab_xindex): New function.
9972 (Layout::dynsym_xindex): New function.
9973 (class Write_symbols_task): Add layout_ field.
9974 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9975 Change caller.
9976 * output.cc (Output_section_headers::Output_section_headers): Add
9977 shstrtab_section parameter. Change all callers.
9978 (Output_section_headers::do_sized_write): Store overflow values
9979 for section count and section string table section index in
9980 section header zero.
9981 (Output_file_header::do_sized_write): Check for overflow of
9982 section count and section string table section index.
9983 (Output_symtab_xindex::do_write): New function.
9984 (Output_symtab_xindex::endian_do_write): New function.
9985 * output.h (class Output_section_headers): Add shstrtab_section_.
9986 Update declarations.
9987 (class Output_symtab_xindex): Define.
9988 (Output_section::has_out_shndx): New function.
9989 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9990 field.
9991 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9992 Change all callers.
9993 (Sized_symbol::init): Likewise.
9994 (Symbol::output_section): Check for ordinary symbol.
9995 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9996 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9997 callers.
9998 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9999 Change all callers. Simplify handling of symbols from sections
10000 not included in the link.
10001 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10002 distinction.
10003 (Weak_alias_sorter::operator()): Assert that symbols are
10004 ordinary.
10005 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10006 distinction.
10007 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10008 parameters. Change all callers.
10009 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10010 symbol distinction. Use SHN_XINDEX when needed.
10011 (Symbol_table::write_section_symbol): Add symtab_xindex
10012 parameter. Change all callers.
10013 (Symbol_table::sized_write_section_symbol): Likewise. Use
10014 SHN_XINDEX when needed.
10015 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10016 declarations.
10017 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10018 (Symbol::is_defined): Check is_ordinary.
10019 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10020 (Symbol::is_absolute, Symbol::is_common): Likewise.
10021 (class Sized_symbol): Update declarations.
10022 (class Symbol_table): Update declarations.
10023 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10024 parameters. Change all callers.
10025 (Sized_symbol::override): Likewise.
10026 (Symbol_table::override): Likewise.
10027 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10028 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10029 is_ordinary, and orig_st_shndx parameters. Change all callers.
10030 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10031 to be in an ordinary section.
10032 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10033 object and is_ordinary parameters. Change all callers.
10034 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10035 Change all callers. Don't add undefined or non-ordinary symbols
10036 to reloc_map_.
10037 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10038 Change all callers.
10039 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10040 declarations.
10041 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10042 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10043 (Sized_relobj::relocate_sections): Likewise.
10044 * target-reloc.h (scan_relocs): Adjust section symbol index.
10045 (scan_relocatable_relocs): Likewise.
10046 * i386.cc (Scan::local): Check for ordinary symbols.
10047 * sparc.cc (Scan::local): Likewise.
10048 * x86_64.cc (Scan::local): Likewise.
10049 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10050 to symbol_section_and_value.
10051 * testsuite/many_sections_test.cc: New file.
10052 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10053 (check_PROGRAMS): Add many_sections_test.
10054 (many_sections_test_SOURCES): Define.
10055 (many_sections_test_DEPENDENCIES): Define.
10056 (many_sections_test_LDFLAGS): Define.
10057 (BUILT_SOURCES): Add many_sections_define.h.
10058 (many_sections_define.h): New target.
10059 (BUILT_SOURCES): Add many_sections_check.h.
10060 (many_sections_check.h): New target.
10061 (check_PROGRAMS): Add many_sections_r_test.
10062 (many_sections_r_test_SOURCES): Define.
10063 (many_sections_r_test_DEPENDENCIES): Define.
10064 (many_sections_r_test_LDFLAGS): Define.
10065 (many_sections_r_test_LDADD): Define.
10066 (many_sections_r_test.o): New target.
10067 * testsuite/Makefile.in: Rebuild.
10068
c5818ff1
CC		 100692008-04-17 Cary Coutant <ccoutant@google.com>
10070
10071 * errors.cc (Errors::info): New function.
10072 (gold_info): New function.
10073 * errors.h (Errors::info): New function.
10074 * gold.h (gold_info): New function.
10075 * object.cc (Input_objects::add_object): Print trace output.
10076 * options.cc (options::parse_set): New function.
10077 (General_options::parse_wrap): Deleted.
10078 (General_options::General_options): Deleted initializer.
10079 * options.h (options::String_set): New typedef.
10080 (options::parse_set): New function.
10081 (DEFINE_set): New macro.
10082 (General_options::wrap): Changed to use DEFINE_set. Changed
10083 callers of any_wrap_symbols and is_wrap_symbol.
10084 (General_options::trace, General_options::trace_symbol):
10085 New options.
10086 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10087 (General_options::wrap_symbols_): Deleted.
10088 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10089
b5be4a7c
DM		 100902008-04-17 David S. Miller <davem@davemloft.net>
10091
10092 * options.cc (General_options::parse_V): New function.
10093 * options.h: Add entries for -V and -Qy.
10094
155a0dd7
ILT		 100952008-04-17 Ian Lance Taylor <iant@google.com>
10096
10097 * common.cc (Symbol_table::allocate_commons): Remove options
10098 parameter. Change caller.
10099 (Symbol_table::do_allocate_commons): Remove options parameter.
10100 Change caller. Just call do_allocate_commons_list twice.
10101 (Symbol_table::do_allocate_commons_list): New function, broken out
10102 of do_allocate_commons.
10103 * common.h (class Allocate_commons_task): Remove options_ field.
10104 Update constructor.
10105 * symtab.cc (Symbol_table::Symbol_table): Initialize
10106 tls_commons_.
10107 (Symbol_table::add_from_object): Put TLS common symbols on
10108 tls_commons_ list.
10109 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10110 which are IN_OUTPUT_DATA.
10111 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10112 allocate_commons and do_allocate_commons declarations. Declare
10113 do_allocate_commons_list.
10114 * gold.cc (queue_middle_tasks): Update creation of
10115 Allocate_commons_task to not pass options.
10116 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10117 (TLS_TEST_C_FLAGS): New variable.
10118 (tls_test_c_pic.o): New target.
10119 (tls_test_shared.so): Link in tls_test_c_pic.o.
10120 (tls_test_c_pic_ie.o): New target.
10121 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10122 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10123 (tls_test_c.o): New target.
10124 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10125 (tls_pic_test_LDADD): Likewise.
10126 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10127 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10128 (tls_test_c_gnu2.o): New target.
10129 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10130 tls_test_c_gnu2.o.
10131 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10132 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10133 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10134 * testsuite/tls_test.cc: Include "config.h".
10135 (t_last): Call t11_last.
10136 * testsuite/tls_test.h (t11, t11_last): Declare.
10137 * testsuite/tls_test_c.c: New file.
10138 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10139 * configure.ac: Check for OpenMP support.
10140 * configure, config.in, Makefile.in: Rebuild.
10141 * testsuite/Makefile.in: Rebuild.
10142
edfbb029
CC		 101432008-04-16 Cary Coutant <ccoutant@google.com>
10144
10145 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10146 (Target_i386::tls_base_symbol_defined_): New field.
10147 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10148 (Target_i386::Scan::global): Likewise.
10149 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10150 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10151 (Target_x86_64::tls_base_symbol_defined_): New field.
10152 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10153 (Target_x86_64::Scan::global): Likewise.
10154
f3c69fca
CC		 101552008-04-16 Cary Coutant <ccoutant@google.com>
10156
10157 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10158 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10159 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10160 building shared libraries.
10161 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10162 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10163 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10164 * testsuite/Makefile.in: Rebuild.
10165 * testsuite/weak_undef.h: New file.
10166 * testsuite/weak_undef_file1.cc: Add extra test cases.
10167 * testsuite/weak_undef_file2.cc: Likewise.
10168 * testsuite/weak_undef_test.cc: Likewise.
10169
7c414435
DM		 101702008-04-16 David S. Miller <davem@davemloft.net>
10171
32b769e1
DM		 10172 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10173 Add issued_non_pic_error_ field. Declare check_non_pic.
10174 (Target_sparc::Scan::check_non_pic): New function.
10175 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10176 (Target_sparc::Scan::global): Likewise.
10177
11936fb1
DM		 10178 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10179 * configure: Rebuild.
10180
7c414435
DM		 10181 * options.h (DEFINE_enable): New macro.
10182 (new_dtags): New enable option.
10183 (initfirst, interpose, loadfltr, nodefaultlib,
10184 nodelete, nodlopen, nodump): New -z options.
10185 * layout.cc (Layout:finish_dynamic_section): If new
10186 dtags enabled, emit DT_RUNPATH. Also, emit a
10187 DT_FLAGS_1 containing any specified -z flags.
10188
85c7bf8b
ILT		 101892008-04-16 Ian Lance Taylor <iant@google.com>
10190
12c0daef
ILT		 10191 * copy-relocs.cc: New file.
10192 * copy-relocs.h: New file.
10193 * reloc.cc: Remove Copy_relocs code.
10194 * reloc.h: Likewise.
10195 * reloc-types.h (struct Reloc_types) [both versions]: Add
10196 get_reloc_addend_noerror.
10197 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10198 variants of add_global which take an addend which must be zero.
10199 * i386.cc: Include "copy-relocs.h".
10200 (class Target_i386): Change type of copy_relocs_ to variable,
10201 update initializer.
10202 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10203 Change all callers.
10204 (Target_i386::do_finalize_sections): Change handling of
10205 copy_relocs_.
10206 * sparc.cc: Include "copy-relocs.h".
10207 (class Target_sparc): Change type of copy_relocs_ to variable,
10208 update initializer.
10209 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10210 Change all callers.
10211 (Target_sparc::do_finalize_sections): Change handling of
10212 copy_relocs_.
10213 * x86_64.cc: Include "copy-relocs.h".
10214 (class Target_x86_64): Change type of copy_relocs_ to variable,
10215 update initializer.
10216 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10217 class. Change all callers.
10218 (Target_x86_64::do_finalize_sections): Change handling of
10219 copy_relocs_.
10220 * Makefile.am (CCFILES): Add copy-relocs.cc.
10221 (HFILES): Add copy-relocs.h.
10222
4f4995b6
ILT		 10223 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10224
85c7bf8b
ILT		 10225 * testsuite/script_test_4.sh: Permit leading zeroes.
10226
4f2a9edd
ILT		 102272008-04-15 Ian Lance Taylor <iant@google.com>
10228
e6188289
ILT		 10229 * script-sections.cc (Script_sections::create_segments): Use
10230 header_size_adjustment even when there is enough room for the
10231 headers.
10232 * testsuite/script_test_4.sh: New file.
10233 * testsuite/script_test_4.t: New file.
10234 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10235 (check_DATA): Add script_test_4.stdout.
10236 (MOSTLYCLEANFILES): Likewise.
10237 (script_test_4): New target.
10238 (script_test_4.stdout): New target.
10239 * testsuite/Makefile.in: Rebuild.
10240
4f2a9edd
ILT		 10241 * sparc.cc: Add definitions for Output_data_plt_sparc class
10242 constants.
10243
f5314dd5
DM		 102442008-04-14 David S. Miller <davem@davemloft.net>
10245
10246 * sparc.cc: New file.
10247 * Makefile.am (TARGETSOURCES): Add sparc.cc
10248 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10249 * configure.tgt: Document targ_extra_size and
10250 targ_extra_big_endian. Add entries for sparc-* and
10251 sparc64-*.
10252 * configure.ac: Handle targ_extra_size and
10253 targ_extra_big_endian.
10254 * Makefile.in: Rebuild.
10255 * configure: Likewise.
10256 * po/POTFILES.in: Likewise.
10257 * po/gold.pot: Likewise.
10258
154e0e9a
ILT		 102592008-04-14 Ian Lance Taylor <iant@google.com>
10260
10261 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10262 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10263 in the name/type/flags to section mapping. Don't call
10264 allocate_output_section.
10265 (Layout::choose_output_section): Change parameter from adjust_name
10266 to is_input_section. Don't permit input sections after sections
10267 are attached to segments. Don't call allocate_output_section.
10268 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10269 not write_enable_output_section.
10270 (Layout::make_output_section): Don't push to
10271 unattached_section_list_ nor call attach_to_segment. Call
10272 attach_section_to_segment if sections are attached.
10273 (Layout::attach_sections_to_segments): New function.
10274 (Layout::attach_section_to_segment): New function.
10275 (Layout::attach_allocated_section_to_segment): Rename from
10276 attach_to_segment. Remove flags parameter.
10277 (Layout::allocate_output_section): Remove function.
10278 (Layout::write_enable_output_section): Remove function.
10279 * layout.h (class Layout): Update for above changes. Add new
10280 field sections_are_attached_.
10281 * output.h (Output_section::update_flags_for_input_section): New
10282 function.
10283 * output.cc (Output_section::add_input_section): Call
10284 update_flags_for_input_section.
10285 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10286
009a67a2
CC		 102872008-04-11 Cary Coutant <ccoutant@google.com>
10288
10289 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10290 thought unnecessary.
10291 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10292
759b1a24
ILT		 102932008-04-11 Ian Lance Taylor <iant@google.com>
10294
10295 * output.h (class Output_section_data): Remove inline definition
10296 of set_addralign.
10297 * output.cc (Output_section_data::set_addralign): New function.
10298
c2b45e22
CC		 102992008-04-11 Cary Coutant <ccoutant@google.com>
10300
10301 Add support for TLS descriptors for i386 and x86_64.
10302 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10303 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10304 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10305 GOT_TYPE_TLS_DESC.
10306 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10307 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10308 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10309 relocations.
10310 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10311 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10312 Fix problem with initial-exec relocations.
10313 (Target_i386::Relocate::relocate_tls): Likewise.
10314 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10315 relaxation.
10316 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10317 support for section-plus-offset dynamic table entries.
10318 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10319 (Output_data_dynamic::Dynamic_entry): Add support for
10320 section-plus-offset dynamic table entries.
10321 (Output_data_dynamic::Classification): Likewise.
10322 (Output_data_dynamic::classification_): Renamed offset_.
10323 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10324 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10325 (Target_x86_64::make_plt_section): New function.
10326 (Target_x86_64::reserve_tlsdesc_entries): New function.
10327 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10328 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10329 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10330 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10331 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10332 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10333 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10334 add extra PLT entry for TLS descriptors.
10335 (Output_data_plt_x86_64::got_): New field.
10336 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10337 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10338 fields.
10339 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10340 descriptors.
10341 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10342 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10343 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10344 R_386_TLS_DESC_CALL relocations.
10345 (Target_x86_64::Scan::global): Likewise.
10346 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10347 for TLS descriptors.
10348 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10349 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10350 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10351 GD-to-IE relaxation.
10352 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10353 and TLS_DESCRIPTORS.
10354 * Makefile.in: Rebuild.
10355 * configure: Rebuild.
10356 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10357 (tls_test_shared2.so): New target.
10358 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10359 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10360 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10361 (tls_shared_gd_to_ie_test_LDADD): New variable.
10362 (tls_shared_gnu2_gd_to_ie_test): New target.
10363 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10364 New targets.
10365 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10366 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10367 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10368 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10369 (tls_shared_gnu2_test): New target.
10370 (tls_test_gnu2_shared.so): New target.
10371 (tls_shared_gnu2_test_SOURCES): New variable.
10372 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10373 (tls_shared_gnu2_test_LDFLAGS): New variable.
10374 (tls_shared_gnu2_test_LDADD): New variable.
10375 * testsuite/Makefile.in: Rebuild.
10376 * testsuite/Makefile.
10377
83bfb6b7
ILT		 103782008-04-11 Ian Lance Taylor <iant@google.com>
10379
10380 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10381 justsyms.t.
10382 * testsuite/Makefile.in: Rebuild.
10383
10384 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10385 long.
10386 * testsuite/script_test_2.cc (main): Adjust test.
10387
706e1f5e
ILT		 103882008-04-11 David S. Miller <davem@davemloft.net>
10389 Ian Lance Taylor <iant@google.com>
10390
10391 * options.h (General_options): Add entries for '-Y' and
10392 '-relax'.
10393 * options.cc (General_options:finalize): If -Y was used, add those
10394 entries to the library path instead of the default "/lib" and
10395 "/usr/lib".
10396
7c98e6bb
DM		 103972008-04-11 David S. Miller <davem@davemloft.net>
10398
10399 * testsuite/justsyms.t: Start at 0x100.
10400 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10401 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10402 long.
10403 * testsuite/script_test_2.cc: Adjust string and section length
10404 checks.
7c98e6bb 10405
99a37bfd
ILT		 104062008-04-09 Ian Lance Taylor <iant@google.com>
10407
2cefc357
ILT		 10408 PR gold/5996
10409 * script-sections.cc (Sections_element::allocate_to_segment): Add
10410 orphan parameter.
10411 (Output_section_definition::allocate_to_segment): Likewise.
10412 (Orphan_output_section::allocate_to_segment): Likewise.
10413 (Script_sections::attach_sections_using_phdrs_clause): Don't
10414 propagate non-PT_LOAD segments to orphan sections.
10415 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10416 readelf rather than objdump.
10417 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10418 .interp section and PT_INTERP segment are the same size.
10419 * testsuite/Makefile.in: Rebuild.
10420
99a37bfd
ILT		 10421 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10422 aliases for symbols defined in the same object.
10423 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10424 (weak_alias_test_SOURCES): New variable.
10425 (weak_alias_test_DEPENDENCIES): New variable.
10426 (weak_alias_test_LDFLAGS): New variable.
10427 (weak_alias_test_LDADD): New variable.
10428 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10429 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10430 (weak_alias_test_3.o): New target.
10431 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10432 * testsuite/weak_alias_test_main.cc: New file.
10433 * testsuite/weak_alias_test_1.cc: New file.
10434 * testsuite/weak_alias_test_2.cc: New file.
10435 * testsuite/weak_alias_test_3.cc: New file.
10436
780e49c5
ILT		 104372008-04-08 Ian Lance Taylor <iant@google.com>
10438
cdb0b8f5
ILT		 10439 * options.h (class General_options): Add --noinhibit-exec option.
10440 * main.cc (main): Check --noinhibit-exec.
10441
0864d551
ILT		 10442 * options.h (class General_options): Define --wrap as a special
10443 option. Add wrap_symbols_ field.
10444 (General_options::any_wrap_symbols): New function.
10445 (General_options::is_wrap_symbol): New function.
10446 * options.cc (General_options::parse_wrap): New function.
10447 (General_options::General_options): Initialize wrap_symbols_.
10448 * symtab.cc (Symbol_table::wrap_symbol): New function.
10449 (Symbol_table::add_from_object): Handle --wrap.
10450 * symtab.h (class Symbol_table): Declare wrap_symbol.
10451 * target.h (Target::wrap_char): New function.
10452 (Target::Target_info): Add wrap_char field.
10453 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10454 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10455 * testsuite/testfile.cc (Target_test::test_target_info):
10456 Likewise.
10457
789aa6de
ILT		 10458 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10459 there is one.
10460
2c38906f
ILT		 10461 * layout.h (class Layout): Add added_eh_frame_data_ field.
10462 * layout.cc (Layout::Layout): Initialize new field.
10463 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10464 output section until we find a section we merged successfully.
10465 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10466 that the size be non-zero.
10467
780e49c5
ILT		 10468 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10469 qualifier.
10470
7fcd0256
ILT		 104712008-04-08 Craig Silverstein <csilvers@google.com>
10472
10473 * configure.ac: Export new conditional variable HAVE_ZLIB.
10474 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10475 on HAVE_ZLIB.
10476 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10477 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10478
6835af53
ILT		 104792008-04-07 Ian Lance Taylor <iant@google.com>
10480
e24f324c
ILT		 10481 * version.cc (version_string): Set to "1.5".
10482
a036edd8
ILT		 10483 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10484 Add issued_non_pic_error_ field. Declare check_non_pic.
10485 (Target_x86_64::Scan::check_non_pic): New function.
10486 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10487 (Target_x86_64::Scan::global): Likewise.
10488
624f8810
ILT		 10489 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10490 addend parameter. Change caller. Handle merge sections.
10491 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10492 Address to Addend. Don't add in the result of
10493 local_section_offset, pass down the addend and use the returned
10494 value.
10495 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10496 Update declarations of local_section_offset and symbol_value.
10497 * testsuite/two_file_test_1.cc (t18): New function.
10498 * testsuite/two_file_test_2.cc (f18): New function.
10499 * testsuite/two_file_test_main.cc (main): Call t18.
10500 * testsuite/two_file_test.h (t18, f18): Declare.
10501
6835af53
ILT		 10502 * configure.ac: Don't test for objdump, c++filt, or readelf.
10503 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10504 conditionals.
10505 (TEST_READELF): New variable.
10506 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10507 (check_PROGRAMS): Add two_file_strip_test.
10508 (two_file_strip_test): New target.
10509 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10510 (two_file_same_shared_strip_test_SOURCES): New variable.
10511 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10512 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10513 (two_file_same_shared_strip_test_LDADD): New variable.
10514 (two_file_shared_strip.so): New target.
10515 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10516 (ver_test_5.syms, ver_test_7.syms): Likewise.
10517 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10518 (strip_test_3.stdout): Use TEST_OBJDUMP.
10519 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10520
86925eef
CC		 105212008-04-04 Cary Coutant <ccoutant@google.com>
10522
10523 * symtab.h (Symbol::is_weak_undefined): New function.
10524 (Symbol::is_strong_undefined): New function.
10525 (Symbol::is_absolute): New function.
10526 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10527 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10528 absolute symbols.
10529 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10530 (weak_undef_test): New target.
10531 * testsuite/Makefile.in: Rebuild.
10532 * testsuite/weak_undef_file1.cc: New file.
10533 * testsuite/weak_undef_file2.cc: New file.
10534 * testsuite/weak_undef_test.cc: New file.
10535
126f3ece
ILT		 105362008-04-03 Craig Silverstein <csilvers@google.com>
10537
10538 * compressed_output.h (class Output_compressed_section): Use
10539 unsigned buffer.
10540 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10541 add zlib header.
10542 (zlib_compressed_suffix): Removed.
10543 (Output_compressed_section::set_final_data_size): Use unsigned
10544 buffers.
10545 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10546 Fix linker invocation.
10547 (flagstest_o_specialfile_and_compress_debug_sections):
10548 Likewise.
10549 * testsuite/Makefile.in: Regenerated.
10550
deae2a14
DM		 105512008-04-02 David S. Miller <davem@davemloft.net>
10552
10553 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10554 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10555
70752818
ILT		 105562008-04-02 Craig Silverstein <csilvers@google.com>
10557
10558 * TODO: New file.
10559
39d0cb0e
ILT		 105602008-04-02 Ian Lance Taylor <iant@google.com>
10561
10562 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10563 parameters. Update for new key type to views_. Change all
10564 callers.
10565 (File_read::read): Adjust for byteshift in returned view.
10566 (File_read::add_view): New function, broken out of
10567 find_and_make_view.
10568 (File_read::make_view): New function, broken out of
10569 find_and_make_view.
10570 (File_read::find_or_make_view): Add offset and aligned
10571 parameters. Rewrite accordingly. Change all callers.
10572 (File_read::get_view): Add offset and aligned parameters. Adjust
10573 for byteshift in return value.
10574 (File_read::get_lasting_view): Likewise.
10575 * fileread.h (class File_read): Update declarations.
10576 (class File_read::View): Add byteshift_ field. Add byteshift to
10577 constructor. Add byteshift method.
10578 * archive.h (Archive::clear_uncached_views): New function.
10579 (Archive::get_view): Add aligned parameter. Change all callers.
10580 * object.h (Object::get_view): Add aligned parameter. Change all
10581 callers.
10582 (Object::get_lasting_view): Likewise.
10583
10584 * fileread.cc (File_read::release): Don't call clear_views if
10585 there are multiple objects.
10586 * fileread.h (File_read::clear_uncached_views): New function.
10587 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10588 on the archive.
10589
a1207466
CC		 105902008-03-31 Cary Coutant <ccoutant@google.com>
10591
10592 Add thin archive support.
10593 * archive.cc (Archive::armagt): New const.
10594 (Archive::setup): Remove task parameter and calls to unlock.
10595 (Archive::unlock_nested_archives): New function.
10596 (Archive::read_header): Add nested_off parameter. Change
10597 all callers.
10598 (Archive::interpret_header): Likewise.
10599 (Archive::include_all_members): Change to handle thin
10600 archives.
10601 (Archive::include_member): Likewise.
10602 * archive.h (Archive::Archive): Add new parameters and
10603 initializers.
10604 (Archive::armagt): New const.
10605 (Archive::setup): Remove task parameter.
10606 (Archive::unlock_nested_archives): New function.
10607 (Archive::read_header): Add nested_off parameter.
10608 (Archive::interpret_header): Likewise.
10609 (Archive::Nested_archive_table): New typedef.
10610 (Archive::is_thin_archive_): New field.
10611 (Archive::nested_archives_): New field.
10612 (Archive::options_): New field.
10613 (Archive::dirpath_): New field.
10614 (Archive::task_): New field.
10615 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10616 for thin archives. Pass additional parameters to
10617 Archive::Archive. Unlock the archive file after calling
10618 Archive::setup.
cd536b21 10619
479f6503
ILT		 106202008-03-29 Ian Lance Taylor <iant@google.com>
10621
686c8caf
ILT		 10622 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10623 version symbol to be local.
10624 * testsuite/ver_test_4.sh: New file.
10625 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10626 (check_DATA): Add ver_test_4.syms.
10627 (ver_test_4.syms): New target.
10628 * testsuite/Makefile.in: Rebuild.
10629
ab794b6b
ILT		 10630 * output.cc
10631 (Output_section::Input_section_sort_entry::has_priority): New
10632 function.
10633 (Output_section::Input_section_sort_entry::match_file_name): New
10634 function.
10635 (Output_section::Input_section_sort_entry::match_section_name):
10636 Remove.
10637 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10638 Remove.
10639 (Output_section::Input_section_sort_entry::match_section_file):
10640 Remove.
10641 (Output_section::Input_section_sort_compare::operator()): Rewrite
10642 using new Input_section_sort_entry functions. Sort crtbegin and
10643 crtend first. Sort sections with no priority before sections with
10644 a priority.
10645 * testsuite/initpri1.c (d3): Check j != 4.
10646 (cd5): New constructor/destructor function.
10647 (main): Check j != 2.
10648
479f6503
ILT		 10649 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10650 new symbol when resolving, don't call set_is_default.
10651 * testsuite/ver_test_7.cc: New file.
10652 * testsuite/ver_test_7.sh: New file.
10653 * testsuite/Makefile.am (ver_test_7.so): New target.
10654 (ver_test_7.o): New target.
10655 (check_SCRIPTS): Add ver_test_7.sh.
10656 (check_DATA): Add ver_test_7.syms.
10657 (ver_test_7.syms): New target.
10658
2fd32231
ILT		 106592008-03-28 Ian Lance Taylor <iant@google.com>
10660
10661 * layout.cc (Layout::layout): If we see an input section with a
10662 name that needs sorting, set the must_sort flag for the output
10663 section.
10664 (Layout::make_output_section): If the name of the output section
10665 indicates that it might require sorting, set the may_sort flag.
10666 * output.h (Output_section::may_sort_attached_input_sections): New
10667 function.
10668 (Output_section::set_may_sort_attached_input_sections): New
10669 function.
10670 (Output_section::must_sort_attached_input_sections): New
10671 function.
10672 (Output_section::set_must_sort_attached_input_sections): New
10673 function.
10674 (class Output_section): Declare Input_section_sort_entry. Define
10675 Input_section_sort_compare. Declare
10676 sort_attached_input_sections. Add new fields:
10677 may_sort_attached_input_sections_,
10678 must_sort_attached_input_sections_,
10679 attached_input_sections_are_sorted_.
10680 * output.cc (Output_section::Output_section): Initialize new
10681 fields.
10682 (Output_section::add_input_section): Add an entry to
10683 input_sections_ if may_sort or must_sort are true.
10684 (Output_section::set_final_data_size): Call
10685 sort_attached_input_sections if necessary.
10686 (Output_section::Input_section_sort_entry): Define new class.
10687 (Output_section::Input_section_sort_compare::operator()): New
10688 function.
10689 (Output_section::sort_attached_input_sections): New function.
10690 * configure.ac: Check whether the compiler supports constructor
10691 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10692 * testsuite/initpri1.c: New file.
10693 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10694 CONSTRUCTOR_PRIORITY.
10695 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10696 (initpri1_LDFLAGS): New variable.
10697 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10698
18e6b24e
ILT		 106992008-03-27 Ian Lance Taylor <iant@google.com>
10700
49bdd526
ILT		 10701 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10702 * testsuite/common_test_1.c: New file.
10703 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10704 (common_test_1_SOURCES): New variable.
10705 (common_test_1_DEPENDENCIES): New variable.
10706 (common_test_1_LDFLAGS): New variable.
10707
18e6b24e
ILT		 10708 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10709 and commons_ correctly when NAME/VERSION does not override
10710 NAME/NULL.
10711 * testsuite/ver_test_6.c: New file.
10712 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10713 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10714 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10715
04bf7072
ILT		 107162008-03-26 Ian Lance Taylor <iant@google.com>
10717
5871526f
ILT		 10718 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10719 of an undefined symbol from a version script.
10720 * testsuite/Makefile.am (ver_test_5.so): New target.
10721 (ver_test_5.o): New target.
10722 (check_SCRIPTS): Add ver_test_5.sh.
10723 (check_DATA): Add ver_test_5.syms.
10724 (ver_test_5.syms): New target.
10725 * testsuite/ver_test_5.cc: New file.
10726 * testsuite/ver_test_5.script: New file.
10727 * testsuite/ver_test_5.sh: New file.
10728 * Makefile.in, testsuite/Makefile.in: Rebuild.
10729
04bf7072
ILT		 10730 PR gold/5986
10731 Fix problems building gold with gcc 4.3.0.
10732 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10733 (gold_error_at_location, gold_warning_at_location): Use it.
10734 * configure.ac: Check whether we can compile and use a template
10735 function with a printf attribute.
10736 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10737 when jumping over bytes.
10738 * object.cc: Instantiate Object::read_section_data.
10739 * debug.h: Include <cstring>
10740 * dwarf_reader.cc: Include <algorithm>
10741 * main.cc: Include <cstring>.
10742 * options.cc: Include <cstring>.
10743 * output.cc: Include <cstring>.
10744 * script.cc: Include <cstring>.
10745 * script.h: Include <string>.
10746 * symtab.cc: Include <cstring> and <algorithm>.
10747 * target-select.cc: Include <cstring>.
10748 * version.cc: Include <string>.
10749 * testsuite/testmain.cc: Include <cstdlib>.
10750 * configure, config.in: Rebuild.
10751
874c5b28
ILT		 107522008-03-25 Ian Lance Taylor <iant@google.com>
10753
819d6c3a
ILT		 10754 * options.cc: Include "../bfd/bfdver.h".
10755 (options::help): Print bug reporting address.
10756
f4b2c6f5
ILT		 10757 * version.cc (print_version): Adjust output for current value of
10758 BFD_VERSION_STRING.
10759
10760 * NEWS: New file.
10761
e96caa79
ILT		 10762 * options.cc (options::help): Print list of supported targets.
10763 * target-select.h: Include <vector>.
10764 (class Target_selector): Make machine_, size_, and is_big_endian_
10765 fields const. Add bfd_name_ and instantiated_target_ fields.
10766 (Target_selector::Target_selector): Add bfd_name parameter.
10767 (Target_selector::recognize): Make non-virtual, call
10768 do_recognize.
10769 (Target_selector::recognize_by_name): Make non-virtual, call
10770 do_recognize_by_name.
10771 (Target_selector::supported_names): New function.
10772 (Target_selector::bfd_name): New function.
10773 (Target_selector::do_instantiate_target): New pure virtual
10774 function.
10775 (Target_selector::do_recognize): New virtual function.
10776 (Target_selector::do_recognize_by_name): New virtual function.
10777 (Target_selector::instantiate_target): New private function.
10778 (supported_target_names): Declare.
10779 * target-select.cc (Target_selector::Target_selector): Update for
10780 new parameter and fields.
10781 (select_target_by_name): Check that the name matches before
10782 calling recognize_by_name.
10783 (supported_target_names): New function.
10784 * i386.cc (class Target_selector_i386): Update Target_selector
10785 constructor call. Remove recognize and recognize_by_name. Add
10786 do_instantiate_target.
10787 * x86_64.cc (class Target_selector_x86_64): Likewise.
10788 * testsuite/testfile.cc (class Target_selector_test): Update for
10789 changes to Target_selector.
10790
874c5b28
ILT		 10791 * README: Rewrite, with some notes on unsupported features.
10792
0a65a3a7
CC		 107932008-03-24 Cary Coutant <ccoutant@google.com>
10794
10795 * i386.cc (Target_i386::Got_type): New enum declaration.
10796 (Target_i386::Scan::local): Updated callers of Output_data_got
10797 member functions.
10798 (Target_i386::Scan::global): Likewise.
10799 (Target_i386::Relocate::relocate): Likewise.
10800 (Target_i386::Relocate::relocate_tls): Likewise.
10801 * object.h (Got_offset_list): New class.
10802 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10803 (Sized_relobj::local_got_offset): Likewise.
10804 (Sized_relobj::set_local_got_offset): Likewise.
10805 (Sized_relobj::local_has_tls_got_offset): Removed.
10806 (Sized_relobj::local_tls_got_offset): Removed.
10807 (Sized_relobj::set_local_tls_got_offset): Removed.
10808 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10809 * output.cc (Output_data_got::add_global): Added got_type parameter.
10810 (Output_data_got::add_global_with_rel): Likewise.
10811 (Output_data_got::add_global_with_rela): Likewise.
10812 (Output_data_got::add_global_pair_with_rel): New function.
10813 (Output_data_got::add_global_pair_with_rela): New function.
10814 (Output_data_got::add_local): Added got_type parameter.
10815 (Output_data_got::add_local_with_rel): Likewise.
10816 (Output_data_got::add_local_with_rela): Likewise.
10817 (Output_data_got::add_local_pair_with_rel): New function.
10818 (Output_data_got::add_local_pair_with_rela): New function.
10819 (Output_data_got::add_global_tls): Removed.
10820 (Output_data_got::add_global_tls_with_rel): Removed.
10821 (Output_data_got::add_global_tls_with_rela): Removed.
10822 (Output_data_got::add_local_tls): Removed.
10823 (Output_data_got::add_local_tls_with_rel): Removed.
10824 (Output_data_got::add_local_tls_with_rela): Removed.
10825 * output.h (Output_data_got::add_global): Added got_type parameter.
10826 (Output_data_got::add_global_with_rel): Likewise.
10827 (Output_data_got::add_global_with_rela): Likewise.
10828 (Output_data_got::add_global_pair_with_rel): New function.
10829 (Output_data_got::add_global_pair_with_rela): New function.
10830 (Output_data_got::add_local): Added got_type parameter.
10831 (Output_data_got::add_local_with_rel): Likewise.
10832 (Output_data_got::add_local_with_rela): Likewise.
10833 (Output_data_got::add_local_pair_with_rel): New function.
10834 (Output_data_got::add_local_pair_with_rela): New function.
10835 (Output_data_got::add_global_tls): Removed.
10836 (Output_data_got::add_global_tls_with_rel): Removed.
10837 (Output_data_got::add_global_tls_with_rela): Removed.
10838 (Output_data_got::add_local_tls): Removed.
10839 (Output_data_got::add_local_tls_with_rel): Removed.
10840 (Output_data_got::add_local_tls_with_rela): Removed.
10841 * resolve.cc (Symbol::override_base_with_special): Removed
10842 reference to has_got_offset_ field.
10843 * symtab.cc (Symbol::init_fields): Replaced initialization
10844 of got_offset_ with got_offsets_. Removed initialization
10845 of has_got_offset_
53fcba31 10846 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 10847 (Symbol::got_offset): Likewise.
10848 (Symbol::set_got_offset): Likewise.
10849 (Symbol::has_tls_got_offset): Removed.
10850 (Symbol::tls_got_offset): Removed.
10851 (Symbol::set_tls_got_offset): Removed.
10852 (Symbol::got_offset_): Removed.
10853 (Symbol::tls_mod_got_offset_): Removed.
10854 (Symbol::tls_pair_got_offset_): Removed.
10855 (Symbol::got_offsets_): New field.
10856 (Symbol::has_got_offset): Removed.
10857 (Symbol::has_tls_mod_got_offset): Removed.
10858 (Symbol::has_tls_pair_got_offset): Removed.
10859 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10860 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10861 member functions.
10862 (Target_x86_64::Scan::global): Likewise.
10863 (Target_x86_64::Relocate::relocate): Likewise.
10864 (Target_x86_64::Relocate::relocate_tls): Likewise.
10865
bd52eafb
BE		 108662008-03-25 Ben Elliston <bje@au.ibm.com>
10867
10868 * yyscript.y: Fix spelling error in comment.
10869
8b105e34
ILT		 108702008-03-24 Ian Lance Taylor <iant@google.com>
10871
8ed814a9
ILT		 10872 * options.h (class General_options): Define build_id option.
10873 * layout.h (class Layout): Declare write_build_id, create_note,
10874 create_build_id. Add build_id_note_ member.
10875 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10876 "libiberty.h", "md5.h", "sha1.h".
10877 (Layout::Layout): Initialize eh_frame_data_,
10878 eh_frame_hdr_section_, and build_id_note_.
10879 (Layout::finalize): Call create_build_id.
10880 (Layout::create_note): New function, broken out of
10881 Layout::create_gold_note.
10882 (Layout::create_gold_note): Call create_note.
10883 (Layout::create_build_id): New function.
10884 (Layout::write_build_id): New function.
10885 (Close_task_runner::run): Call write_build_id.
10886
8b105e34
ILT		 10887 * x86_64.cc: Correct license to GPLv3.
10888
086a1841
ILT		 108892008-03-23 Ian Lance Taylor <iant@google.com>
10890
10891 * options.cc: Include "demangle.h".
10892 (parse_optional_string): New function.
10893 (parse_long_option): Handle takes_optional_argument.
10894 (parse_short_option): Update dash_z initializer. Handle
10895 takes_optional_argument.
10896 (General_options::General_options): Initialize do_demangle_.
10897 (General_options::finalize): Set do_demangle_. Handle demangling
10898 style.
10899 * options.h (parse_optional_string): Declare.
10900 (struct One_option): Add optional_arg field. Update constructor.
10901 Update call constructor calls. Add takes_optional_argument
10902 function.
10903 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10904 (DEFINE_optional_string): Define.
10905 (General_options::demangle): Change from DEFINE_bool to
10906 DEFINE_optional_string.
10907 (General_options::no_demangle): New function.
10908 (General_options::do_demangle): New function.
10909 (General_options::set_do_demangle): New function.
10910 (General_options::execstack_status_): Move definition to end of
10911 class definition.
10912 (General_options::static_): Likewise.
10913 (General_options::do_demangle_): New field.
10914 * object.cc (big_endian>::get_symbol_location_info): Call
10915 Options::do_demangle, not Options::demangle.
10916 * symtab.cc (demangle): Likewise.
10917
cbb93e63
ILT		 109182008-03-22 Ian Lance Taylor <iant@google.com>
10919
10920 * gold.h: Include <cstddef> and <sys/types.h>
10921 * options.h: Include <cstring>.
10922
ec531623
ILT		 109232008-03-21 Ian Lance Taylor <iant@google.com>
10924
10925 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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