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* objc-lang.c (find_methods): Increment objfile_csym earlier.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
cc643b88
NC		 12011-06-02 Nick Clifton <nickc@redhat.com>
2
3 * dynobj.h: Fix spelling mistake in comment.
4 * output.cc: Likewise.
5
f62a3ca7
DK		 62011-05-31 Doug Kwan <dougkwan@google.com>
7 Asier Llano
8
9 PR gold/12826
cc643b88 10 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 11 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
12 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
13 redundant arm_exidx_test.so.
14 * testsuite/Makefile.in: Regenerate.
15 (check_SCRIPTS): Add pr12826.sh
16 (check_DATA): Add pr12826.stdout
17 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
18 * testsuite/pr12826.sh: New file.
19 * testsuite/pr12826_1.s: Ditto.
20 * testsuite/pr12826_1.s: Ditto.
21
8dbe1edc
ILT		 222011-05-30 Ian Lance Taylor <iant@google.com>
23
24 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
25 sections.
26
c49875be
ILT		 272011-05-29 Ian Lance Taylor <iant@google.com>
28
29 PR gold/12804
30 * testsuite/Makefile.am: Use different file name for two_file_test
31 temporary file for each incremental test.
32 * testsuite/Makefile.in: Rebuild.
33
69d53f7a
ILT		 342011-05-29 Ian Lance Taylor <iant@google.com>
35
36 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
37 binary input file is empty.
38
41d0ab5f
ILT		 392011-05-27 Ian Lance Taylor <iant@google.com>
40
41 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
42 (ver_test_9.so): Likewise.
43 * testsuite/Makefile.in: Rebuild.
44
89d8a36b
CC		 452011-05-26 Cary Coutant <ccoutant@google.com>
46
47 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
48 * incremental.cc (Incremental_inputs::report_input_section): Fix
49 comment, indentation.
50 (Incremental_inputs::report_comdat_group): New function.
51 (Output_section_incremental_inputs::set_final_data_size): Adjust size
52 of data for incremental input file entry.
53 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
54 group count, COMDAT group signatures.
55 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
56 an unchanged input file.
57 * incremental.h (Incremental_object_entry::Incremental_object_entry):
58 Initialize new data member.
59 (Incremental_object_entry::add_comdat_group): New function.
60 (Incremental_object_entry::get_comdat_group_count): New function.
61 (Incremental_object_entry::get_comdat_signature_key): New function.
62 (Incremental_object_entry::groups_): New data member.
63 (Incremental_inputs::report_comdat_group): New function.
64 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
65 data for incremental input file entry.
66 (Incremental_input_entry_reader::get_comdat_group_count): New function.
67 (Incremental_input_entry_reader::get_input_section): Adjust size of
68 data for incremental input file entry.
69 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
70 (Incremental_input_entry_reader::get_comdat_group_signature): New
71 function.
72 * object.cc (Sized_relobj::include_section_group): Report kept
73 COMDAT groups for incremental links.
74
1706a06f
ILT		 752011-05-24 David Meyer <pdox@google.com>
76
77 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
78 with name parameter. Add found_name parameter.
79 * fileread.cc (Input_file::find_file): Adjust code accordingly.
80 * dirsearch.h (class Dirsearch): Update declaration.
81
a10ae760
ILT		 822011-05-24 Ian Lance Taylor <iant@google.com>
83
84 * archive.cc (Library_base::should_include_member): Pull in object
85 from archive if it defines the entry symbol.
86 * parameters.cc (Parameters::entry): New function.
87 * parameters.h (class Parameters): Declare entry.
88 * output.h (class Output_file_header): Remove entry_ field.
89 * output.cc (Output_file_header::Output_file_header): Remove entry
90 parameter. Change all callers.
91 (Output_file_header::entry): Use parameters->entry.
92 * gold.cc (queue_middle_tasks): Likewise.
93 * plugin.cc (Plugin_hook::run): Likewise.
94
aa92d6ed
CC		 952011-05-24 Cary Coutant <ccoutant@google.com>
96
97 * gold.cc (queue_initial_tasks): Pass incremental base filename
98 to Output_file::open_base_file; don't print error message.
99 * incremental-dump.cc (main): Adjust call to
100 Output_file::open_for_modification.
101 * incremental-dump.cc (main): Likewise.
102 * incremental.cc (Incremental_inputs::report_command_line):
103 Ignore --incremental-base option when comparing command lines.
104 Ignore parameter when given as separate argument.
105 * options.h (class General_options): Add --incremental-base.
106 * output.cc (Output_file::Output_file):
107 (Output_file::open_base_file): Add base_name and writable parameters;
108 read base file into new file; print error message here.
109 (Output_file::map_no_anonymous): Add writable parameter; adjust all
110 callers.
111 * output.h (Output_file::open_for_modification): Rename to...
112 (Output_file::open_base_file): ...this; add base_name and
113 writable parameters; adjust all callers.
114 (Output_file::map_no_anonymous): Add writable parameter; adjust all
115 callers.
116 * testsuite/Makefile.am (incremental_test_4): Test
117 --incremental-base.
118 * testsuite/Makefile.in: Regenerate.
119
2eedd706
CC		 1202011-05-24 Cary Coutant <ccoutant@google.com>
121
122 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
123 incremental_test_4.
124 * testsuite/Makefile.in: Regenerate.
125 * testsuite/two_file_test_1_v1.cc: New test source file.
126 * testsuite/two_file_test_1b_v1.cc: New test source file.
127 * testsuite/two_file_test_2_v1.cc: New test source file.
128
0f1c85a6
CC		 1292011-05-24 Cary Coutant <ccoutant@google.com>
130
131 * dynobj.h (Dynobj::do_dynobj): New function.
132 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
133 flag and soname for shared objects.
134 * incremental.cc (Incremental_inputs::report_object): Make
135 either Incremental_object_entry or Incremental_dynobj_entry; add
136 soname to string table.
137 (Incremental_inputs::report_input_section): Add assertion.
138 (Output_section_incremental_inputs::set_final_data_size): Adjust
139 type of input file entry for shared libraries; adjust size of
140 shared library info entry.
141 (Output_section_incremental_inputs::write_input_files): Write
142 as_needed flag for shared libraries.
143 (Output_section_incremental_inputs::write_info_blocks): Adjust type
144 of input file entry for shared libraries; write soname.
145 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
146 soname from incremental info.
147 * incremental.h (enum Incremental_input_flags): Add
148 INCREMENTAL_INPUT_AS_NEEDED.
149 (Incremental_input_entry::Incremental_input_entry): Initialize new
150 data member.
151 (Incremental_input_entry::set_as_needed): New function.
152 (Incremental_input_entry::as_needed): New function.
153 (Incremental_input_entry::do_dynobj_entry): New function.
154 (Incremental_input_entry::as_needed_): New data member.
155 (Incremental_object_entry::Incremental_object_entry): Don't check
156 for shared library.
157 (Incremental_object_entry::do_type): Likewise.
158 (class Incremental_dynobj_entry): New class.
159 (Incremental_input_entry_reader::as_needed): New function.
160 (Incremental_input_entry_reader::get_soname): New function.
161 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
162 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
163 size of shared library info entry.
164 * layout.cc (Layout::finish_dynamic_section): Don't test for
165 incremental link when adding DT_NEEDED entries.
166 * object.h (Object::Object): Initialize new data member.
167 (Object::dynobj): New function.
168 (Object::set_as_needed): New function.
169 (Object::as_needed): New function.
170 (Object::do_dynobj): New function.
171 (Object::as_needed_): New data member.
172
6fa2a40b
CC		 1732011-05-24 Cary Coutant <ccoutant@google.com>
174
175 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
176 info; adjust display of GOT entries.
177 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
178 vector of input objects; remove file_status_.
179 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
180 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
181 got_plt reader; call target hooks to reserve GOT entries.
182 (Output_section_incremental_inputs::set_final_data_size): Adjust size
183 of input file info header and GOT info entry.
184 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
185 relocation info.
186 (Got_plt_view_info::got_descriptor): Remove.
187 (Got_plt_view_info::sym_index): New data member.
188 (Got_plt_view_info::input_index): New data member.
189 (Local_got_offset_visitor::visit): Write input file index.
190 (Global_got_offset_visitor::visit): Write 0 for input file index.
191 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
192 with sym_index and input_index.
193 (Output_section_incremental_inputs::write_got_plt): Adjust size of
194 incremental info GOT entry; replace got_descriptor with input_index.
195 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
196 map from input file index to object.
197 (Sized_relobj_incr::do_layout): Replace direct data member reference
198 with accessor function.
199 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
200 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
201 Adjust size of input file info header.
202 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
203 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
204 (Incremental_input_entry_reader::get_input_section): Adjust size of
205 input file info header.
206 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
207 of incremental info GOT entry.
208 (Incremental_got_plt_reader::get_got_desc): Remove.
209 (Incremental_got_plt_reader::get_got_symndx): New function.
210 (Incremental_got_plt_reader::get_got_input_index): New function.
211 (Sized_incremental_binary::Sized_incremental_binary): Remove
212 file_status_; add input_objects_.
213 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
214 (Sized_incremental_binary::set_file_is_unchanged): Remove.
215 (Sized_incremental_binary::file_is_unchanged): Remove.
216 (Sized_incremental_binary::set_input_object): New function.
217 (Sized_incremental_binary::input_object): New function.
218 (Sized_incremental_binary::file_status_): Remove.
219 (Sized_incremental_binary::input_objects_): New data member.
220 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
221 references.
222 (Sized_relobj_incr::invalid_address): Move to base class.
223 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
224 class.
225 (Sized_relobj_incr::do_output_section_offset): Likewise.
226 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
227 (Sized_relobj_incr::section_offsets_): Likewise.
228 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
229 function.
230 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
231 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
232 with accessor function.
233 (Sized_relobj_file::do_layout): Likewise.
234 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
235 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
236 (Sized_relobj_file::compute_final_local_value): Replace refs to
237 section_offsets_ with accessor function.
238 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
239 * object.h (Relobj::Relobj): Initialize new data members.
240 (Relobj::add_dyn_reloc): New function.
241 (Relobj::first_dyn_reloc): New function.
242 (Relobj::dyn_reloc_count): New function.
243 (Relobj::first_dyn_reloc_): New data member.
244 (Relobj::dyn_reloc_count_): New data member.
245 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
246 references.
247 (Sized_relobj::Address): New typedef.
248 (Sized_relobj::invalid_address): Move here from child class.
249 (Sized_relobj::Sized_relobj): Initialize new data members.
250 (Sized_relobj::sized_relobj): New function.
251 (Sized_relobj::is_output_section_offset_invalid): Move here from
252 child class.
253 (Sized_relobj::get_output_section_offset): Likewise.
254 (Sized_relobj::local_has_got_offset): Likewise.
255 (Sized_relobj::local_got_offset): Likewise.
256 (Sized_relobj::set_local_got_offset): Likewise.
257 (Sized_relobj::do_for_all_local_got_entries): Likewise.
258 (Sized_relobj::clear_got_offsets): New function.
259 (Sized_relobj::section_offsets): Move here from child class.
260 (Sized_relobj::do_output_section_offset): Likewise.
261 (Sized_relobj::do_set_section_offset): Likewise.
262 (Sized_relobj::Local_got_offsets): Likewise.
263 (Sized_relobj::local_got_offsets_): Likewise.
264 (Sized_relobj::section_offsets_): Likewise.
265 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
266 references.
267 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
268 class.
269 (Sized_relobj_file::sized_relobj): New function
270 (Sized_relobj_file::local_has_got_offset): Move to base class.
271 (Sized_relobj_file::local_got_offset): Likewise.
272 (Sized_relobj_file::set_local_got_offset): Likewise.
273 (Sized_relobj_file::get_output_section_offset): Likewise.
274 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
275 (Sized_relobj_file::do_output_section_offset): Likewise.
276 (Sized_relobj_file::do_set_section_offset): Likewise.
277 (Sized_relobj_file::Local_got_offsets): Likewise.
278 (Sized_relobj_file::local_got_offsets_): Likewise.
279 (Sized_relobj_file::section_offsets_): Likewise.
280 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
281 (all constructors).
282 (set_needs_dynsym_index): Convert relobj to derived class pointer.
283 (Output_reloc::get_symbol_index): Likewise.
284 (Output_reloc::local_section_offset): Likewise.
285 (Output_reloc::get_address): Likewise.
286 (Output_reloc::symbol_value): Likewise.
287 (Output_data_got::reserve_slot): Move to class definition.
288 (Output_data_got::reserve_local): New function.
289 (Output_data_got::reserve_slot_for_global): Remove.
290 (Output_data_got::reserve_global): New function.
291 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
292 (all constructors, two instantiations).
293 (Output_reloc::get_relobj): New function (two instantiations).
294 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
295 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
296 (Output_data_reloc::add_global): Adjust type of relobj.
297 (Output_data_reloc::add_global_relative): Likewise.
298 (Output_data_reloc::add_symbolless_global_addend): Likewise.
299 (Output_data_reloc::add_local): Likewise.
300 (Output_data_reloc::add_local_relative): Likewise.
301 (Output_data_reloc::add_symbolless_local_addend): Likewise.
302 (Output_data_reloc::add_local_section): Likewise.
303 (Output_data_reloc::add_output_section): Likewise.
304 (Output_data_reloc::add_absolute): Likewise.
305 (Output_data_reloc::add_target_specific): Likewise.
306 (Output_data_got::reserve_slot): Move definition here.
307 (Output_data_got::reserve_local): New function.
308 (Output_data_got::reserve_global): New function.
309 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
310 section_offsets_ with accessor function.
311 (Sized_relobj_file::write_sections): Likewise.
312 (Sized_relobj_file::do_relocate_sections): Likewise.
313 * target.h (Sized_target::reserve_local_got_entry): New function.
314 (Sized_target::reserve_global_got_entry): New function.
315 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
316 (Target_x86_64::reserve_global_got_entry): New function.
317 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
318
4829d394
CC		 3192011-05-23 Cary Coutant <ccoutant@google.com>
320
321 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
322 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
323 bit when checking got_type.
324 * incremental.cc (Sized_incremental_binary::setup_readers):
325 Store symbol table and string table locations; initialize bit vector
326 of file status flags.
327 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
328 unchanged files.
329 (Sized_incremental_binary::do_process_got_plt): New function.
330 (Sized_incremental_binary::get_symtab_view): Use stored locations.
331 (Output_section_incremental_inputs::set_final_data_size): Record
332 file index for each input file.
333 (Output_section_incremental_inputs::write_got_plt): Store file index
334 instead of input entry offset for each GOT entry.
335 * incremental.h
336 (Incremental_input_entry::Incremental_input_entry): Initialize new
337 data member.
338 (Incremental_input_entry::set_offset): Store file index.
339 (Incremental_input_entry::get_file_index): New function.
340 (Incremental_input_entry::file_index_): New data member.
341 (Incremental_binary::process_got_plt): New function.
342 (Incremental_binary::do_process_got_plt): New function.
343 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
344 data members.
345 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
346 (Sized_incremental_binary::set_file_is_unchanged): New function.
347 (Sized_incremental_binary::file_is_unchanged): New function.
348 (Sized_incremental_binary::do_process_got_plt): New function.
349 (Sized_incremental_binary::file_status_): New data member.
350 (Sized_incremental_binary::main_symtab_loc_): New data member.
351 (Sized_incremental_binary::main_strtab_loc_): New data member.
352 * output.cc (Output_data_got::Got_entry::write): Add case
353 RESERVED_CODE.
354 (Output_data_got::add_global): Call add_got_entry.
355 (Output_data_got::add_global_plt): Likewise.
356 (Output_data_got::add_global_with_rel): Likewise.
357 (Output_data_got::add_global_with_rela): Likewise.
358 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
359 (Output_data_got::add_global_pair_with_rela): Likewise.
360 (Output_data_got::add_local): Call add_got_entry.
361 (Output_data_got::add_local_plt): Likewise.
362 (Output_data_got::add_local_with_rel): Likewise.
363 (Output_data_got::add_local_with_rela): Likewise.
364 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
365 (Output_data_got::add_local_pair_with_rela): Likewise.
366 (Output_data_got::reserve_slot): New function.
367 (Output_data_got::reserve_slot_for_global): New function.
368 (Output_data_got::add_got_entry): New function.
369 (Output_data_got::add_got_entry_pair): New function.
370 (Output_section::add_output_section_data): Edit FIXME.
371 * output.h
372 (Output_section_data_build::Output_section_data_build): New
373 constructor with size parameter.
374 (Output_data_space::Output_data_space): Likewise.
375 (Output_data_got::Output_data_got): Initialize new data member; new
376 constructor with size parameter.
377 (Output_data_got::add_constant): Call add_got_entry.
378 (Output_data_got::reserve_slot): New function.
379 (Output_data_got::reserve_slot_for_global): New function.
380 (class Output_data_got::Got_entry): Add RESERVED_CODE.
381 (Output_data_got::add_got_entry): New function.
382 (Output_data_got::add_got_entry_pair): New function.
383 (Output_data_got::free_list_): New data member.
384 * target.h (Sized_target::init_got_plt_for_update): New function.
385 (Sized_target::register_global_plt_entry): New function.
386 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
387 Initialize new data member; call init; add constructor with PLT count.
388 (Output_data_plt_x86_64::init): New function.
389 (Output_data_plt_x86_64::add_relocation): New function.
390 (Output_data_plt_x86_64::reserve_slot): New function.
391 (Output_data_plt_x86_64::free_list_): New data member.
392 (Target_x86_64::init_got_plt_for_update): New function.
393 (Target_x86_64::register_global_plt_entry): New function.
394 (Output_data_plt_x86_64::add_entry): Allocate from free list for
395 incremental updates.
396 (Output_data_plt_x86_64::add_relocation): New function.
397 * testsuite/object_unittest.cc (Object_test): Set default options.
398
ec69d6da
ILT		 3992011-05-16 Ian Lance Taylor <iant@google.com>
400
401 * options.h (class General_options): Make -i a synonym for -r.
402
732e31de
ILT		 4032011-05-16 Ian Lance Taylor <iant@google.com>
404
405 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
406
403676b5
CC		 4072011-05-10 Cary Coutant <ccoutant@google.com>
408
409 * object.cc (Sized_relobj::do_count_local_symbols): Check for
410 strip_all (-s).
411
5b7b7d6e
ILT		 4122011-05-06 Ian Lance Taylor <iant@google.com>
413
414 * layout.cc (Layout::layout): If the output section flags change,
415 update the ordering.
416
f0f9babf
CC		 4172011-04-25 Cary Coutant <ccoutant@google.com>
418
419 * incremental-dump.cc (dump_incremental_inputs): Print local
420 symbol info for each input file.
421 * incremental.cc
422 (Output_section_incremental_inputs::set_final_data_size): Add local
423 symbol info to input file entries in incremental info.
424 (Output_section_incremental_inputs::write_info_blocks): Likewise.
425 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
426 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
427 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
428 implementation.
429 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
430 (Sized_incr_relobj::do_relocate): Write the local symbols.
431 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
432 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
433 Adjust size of input file header.
434 (Incremental_inputs_reader::get_local_symbol_offset): New function.
435 (Incremental_inputs_reader::get_local_symbol_count): New function.
436 (Incremental_inputs_reader::get_input_section): Adjust size of input
437 file header.
438 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
439 (Sized_incr_relobj::This): New typedef.
440 (Sized_incr_relobj::sym_size): New const data member.
441 (Sized_incr_relobj::Local_symbol): New struct.
442 (Sized_incr_relobj::do_output_local_symbol_count): New function.
443 (Sized_incr_relobj::do_local_symbol_offset): New function.
444 (Sized_incr_relobj::local_symbol_count_): New data member.
445 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
446 (Sized_incr_relobj::local_symbol_index_): New data member.
447 (Sized_incr_relobj::local_symbol_offset_): New data member.
448 (Sized_incr_relobj::local_dynsym_offset_): New data member.
449 (Sized_incr_relobj::local_symbols_): New data member.
450 * object.h (Relobj::output_local_symbol_count): New function.
451 (Relobj::local_symbol_offset): New function.
452 (Relobj::do_output_local_symbol_count): New function.
453 (Relobj::do_local_symbol_offset): New function.
454 (Sized_relobj::do_output_local_symbol_count): New function.
455 (Sized_relobj::do_local_symbol_offset): New function.
456
d0a9ace3
ILT		 4572011-04-22 Vladimir Simonov <sv@sw.ru>
458
459 * descriptors.cc (set_close_on_exec): New function.
460 (Descriptors::open): Use set_close_on_exec.
461 * output.cc (S_ISLNK): Define if not defined.
462
94a3fc8b
CC		 4632011-04-22 Cary Coutant <ccoutant@google.com>
464
465 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
466 global symbol map.
467 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
468 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
469 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
470 relocations.
471 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
472 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
473 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
474 * incremental.h
475 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
476 function.
477 (Incremental_binary::apply_incremental_relocs): New function.
478 (Incremental_binary::do_apply_incremental_relocs): New function.
479 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
480 data member.
481 (Sized_incremental_binary::add_global_symbol): New function.
482 (Sized_incremental_binary::global_symbol): New function.
483 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
484 (Sized_incremental_binary::symbol_map_): New data member.
485 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
486 * target.h (Sized_target::apply_relocation): New function.
487 * target-reloc.h (apply_relocation): New function.
488 * x86_64.cc (Target_x86_64::apply_relocation): New function.
489
c87e4302
DK		 4902011-04-22 Doug Kwan <dougkwan@google.com>
491
492 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
493 flag of a SHT_ARM_EXIDX section.
494 * testsuite/Makefile.am (arm_exidx_test): New test rules.
495 * testsuite/Makefile.in: Regenerate.
496 * testsuite/arm_exidx_test.s: New file.
497 * testsuite/arm_exidx_test.sh: Same.
498
e7782cf6
CC		 4992011-04-20 Cary Coutant <ccoutant@google.com>
500
501 PR gold/12689
502 * archive.h (Incremental_archive_entry::Archive_member):
503 Initialize arg_serial_ (second constructor).
504
308ecdc7
ILT		 5052011-04-17 Ian Lance Taylor <iant@google.com>
506
507 * object.cc (Relocate_info::location): Simplify location string.
508 * errors.cc (Errors::error_at_location): Don't print program
509 name.
510 (Errors::warning_at_location): Likewise.
511 (Errors::undefined_symbol): Likewise.
512 * testsuite/debug_msg.sh: Update accordingly.
513
bec5b579
CC		 5142011-04-14 Cary Coutant <ccoutant@google.com>
515
516 * gold/layout.cc (Layout::symtab_section_offset): New function.
517 * gold/layout.h (Layout::symtab_section_offset): New function.
518 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
519
88597d34
ILT		 5202011-04-12 Ian Lance Taylor <iant@google.com>
521
522 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
523 with MREMAP_MAYMOVE.
524 * output.h (class Output_file): Add map_is_allocated_ field.
525 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
526 not available, provide stubs. If mremap is not available, #define
527 it to gold_mremap.
528 (MREMAP_MAYMOVE): Define if not defined.
529 (Output_file::Output_file): Initialize map_is_allocated_.
530 (Output_file::resize): Check map_is_allocated_.
531 (Output_file::map_anonymous): If mmap fails, use malloc.
532 (Output_file::unmap): Don't do anything for an anonymous map.
533 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
534 is not available, provide stubs.
535 (File_read::View::~View): Use free rather than delete[].
536 (File_read::make_view): Use malloc rather than new[]. If mmap
537 fails, use malloc.
538 (File_read::find_or_make_view): Use malloc rather than new[].
539 * gold.h: Remove HAVE_REMAP code.
540 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
541 exists. Rename mremap to gold_mremap. If mmap is not available
542 don't do anything.
543 * configure, config.in: Rebuild.
544
11e361bc
ILT		 5452011-04-11 Ian Lance Taylor <iant@google.com>
546
547 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
548 initialize local variable v.
549
cdc29364
CC		 5502011-04-11 Cary Coutant <ccoutant@google.com>
551
552 * archive.cc (Archive::include_member): Adjust call to
553 report_object.
554 (Add_archive_symbols::run): Track argument serial numbers.
555 (Lib_group::include_member): Likewise.
556 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
557 * archive.h (Incremental_archive_entry::Archive_member):
558 Initialize arg_serial_.
559 (Archive_member::arg_serial_): New data member.
560 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
561 (Sized_dynobj::do_add_symbols): Track symbols when doing an
562 incremental link.
563 (Sized_dynobj::do_for_all_local_got_entries): New function.
564 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
565 function.
566 * fileread.cc (get_mtime): New function.
567 * fileread.h (get_mtime): New function.
568 * gold.cc (queue_initial_tasks): Check for incremental update.
569 (process_incremental_input): New function.
570 (queue_middle_tasks): Don't force valid target for incremental
571 update.
572 * incremental-dump.cc (find_input_containing_global): Adjust
573 size of symbol info entry.
574 (dump_incremental_inputs): Dump argument serial number and
575 in_system_directory flag; bias shndx by 1; print symbol names
576 when dumping per-file symbol lists; use new symbol info readers.
577 * incremental.cc
578 (Output_section_incremental_inputs:update_data_size): New function.
579 (Sized_incremental_binary::setup_readers): Setup input readers
580 for each input file; build maps for files added from libraries
581 and scripts.
582 (Sized_incremental_binary::check_input_args): New function.
583 (Sized_incremental_binary::do_check_inputs): Build map of argument
584 serial numbers to input arguments.
585 (Sized_incremental_binary::do_file_has_changed): Rename
586 do_file_is_unchanged to this; compare file modification times.
587 (Sized_incremental_binary::do_init_layout): New function.
588 (Sized_incremental_binary::do_reserve_layout): New function.
589 (Sized_incremental_binary::do_get_input_reader): Remove.
590 (Sized_incremental_binary::get_symtab_view): New function.
591 (Incremental_checker::can_incrementally_link_output_file): Remove.
592 (Incremental_inputs::report_command_line): Exclude --debug options.
593 (Incremental_inputs::report_archive_begin): Add parameter; track
594 argument serial numbers; don't put input file entry for archive
595 before archive members.
596 (Incremental_inputs::report_archive_end): Put input file entry
597 for archive after archive members.
598 (Incremental_inputs::report_object): Add parameter; track argument
599 serial numbers and in_system_directory flag.
600 (Incremental_inputs::report_script): Add parameter; track argument
601 serial numbers.
602 (Output_section_incremental_inputs::set_final_data_size): Adjust
603 size of symbol info entry; check for forwarding symbols.
604 (Output_section_incremental_inputs::write_input_files): Write
605 in_system_directory flag and argument serial number.
606 (Output_section_incremental_inputs::write_info_blocks): Map section
607 indices between incremental info and original input file; store
608 input section index for each symbol.
609 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
610 change operator() to visit().
611 (class Global_got_offset_visitor): Likewise.
612 (class Global_symbol_visitor_got_plt):
613 (Output_section_incremental_inputs::write_got_plt): Use new visitor
614 classes.
615 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
616 (Sized_incr_relobj::do_read_symbols): New function.
617 (Sized_incr_relobj::do_layout): New function.
618 (Sized_incr_relobj::do_layout_deferred_sections): New function.
619 (Sized_incr_relobj::do_add_symbols): New function.
620 (Sized_incr_relobj::do_should_include_member): New function.
621 (Sized_incr_relobj::do_for_all_global_symbols): New function.
622 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
623 (Sized_incr_relobj::do_section_size): New function.
624 (Sized_incr_relobj::do_section_name): New function.
625 (Sized_incr_relobj::do_section_contents): New function.
626 (Sized_incr_relobj::do_section_flags): New function.
627 (Sized_incr_relobj::do_section_entsize): New function.
628 (Sized_incr_relobj::do_section_address): New function.
629 (Sized_incr_relobj::do_section_type): New function.
630 (Sized_incr_relobj::do_section_link): New function.
631 (Sized_incr_relobj::do_section_info): New function.
632 (Sized_incr_relobj::do_section_addralign): New function.
633 (Sized_incr_relobj::do_initialize_xindex): New function.
634 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
635 (Sized_incr_relobj::do_read_relocs): New function.
636 (Sized_incr_relobj::do_gc_process_relocs): New function.
637 (Sized_incr_relobj::do_scan_relocs): New function.
638 (Sized_incr_relobj::do_count_local_symbols): New function.
639 (Sized_incr_relobj::do_finalize_local_symbols): New function.
640 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
641 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
642 (Sized_incr_relobj::do_relocate): New function.
643 (Sized_incr_relobj::do_set_section_offset): New function.
644 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
645 (Sized_incr_dynobj::do_read_symbols): New function.
646 (Sized_incr_dynobj::do_layout): New function.
647 (Sized_incr_dynobj::do_add_symbols): New function.
648 (Sized_incr_dynobj::do_should_include_member): New function.
649 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
650 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
651 (Sized_incr_dynobj::do_section_size): New function.
652 (Sized_incr_dynobj::do_section_name): New function.
653 (Sized_incr_dynobj::do_section_contents): New function.
654 (Sized_incr_dynobj::do_section_flags): New function.
655 (Sized_incr_dynobj::do_section_entsize): New function.
656 (Sized_incr_dynobj::do_section_address): New function.
657 (Sized_incr_dynobj::do_section_type): New function.
658 (Sized_incr_dynobj::do_section_link): New function.
659 (Sized_incr_dynobj::do_section_info): New function.
660 (Sized_incr_dynobj::do_section_addralign): New function.
661 (Sized_incr_dynobj::do_initialize_xindex): New function.
662 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
663 (make_sized_incremental_object): New function.
664 (Incremental_library::copy_unused_symbols): New function.
665 (Incremental_library::do_for_all_unused_symbols): New function.
666 * incremental.h (enum Incremental_input_flags): New type.
667 (class Incremental_checker): Remove.
668 (Incremental_input_entry::Incremental_input_entry): Add argument
669 serial number.
670 (Incremental_input_entry::arg_serial): New function.
671 (Incremental_input_entry::set_is_in_system_directory): New function.
672 (Incremental_input_entry::is_in_system_directory): New function.
673 (Incremental_input_entry::arg_serial_): New data member.
674 (Incremental_input_entry::is_in_system_directory_): New data member.
675 (class Script_info): Move here from script.h.
676 (Script_info::Script_info): Add filename parameter.
677 (Script_info::filename): New function.
678 (Script_info::filename_): New data member.
679 (Incremental_script_entry::Incremental_script_entry): Add argument
680 serial number.
681 (Incremental_object_entry::Incremental_object_entry): Likewise.
682 (Incremental_object_entry::add_input_section): Build list of input
683 sections with map to original shndx.
684 (Incremental_object_entry::get_input_section_index): New function.
685 (Incremental_object_entry::shndx_): New data member.
686 (Incremental_object_entry::name_key_): Rename; adjust all refs.
687 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
688 (Incremental_archive_entry::Incremental_archive_entry): Add argument
689 serial number.
690 (Incremental_inputs::report_archive_begin): Likewise.
691 (Incremental_inputs::report_object): Likewise.
692 (Incremental_inputs::report_script): Likewise.
693 (class Incremental_global_symbol_reader): New class.
694 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
695 and store flags and input file type.
696 (Incremental_input_entry_reader::arg_serial): New function.
697 (Incremental_input_entry_reader::type): Extract type from flags.
698 (Incremental_input_entry_reader::is_in_system_directory): New function.
699 (Incremental_input_entry_reader::get_input_section_count): Call
700 accessor function for type.
701 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
702 function for type; adjust size of global symbol entry.
703 (Incremental_input_entry_reader::get_global_symbol_count): Call
704 accessor function for type.
705 (Incremental_input_entry_reader::get_object_count): Likewise.
706 (Incremental_input_entry_reader::get_object_offset): Likewise.
707 (Incremental_input_entry_reader::get_member_count): Likewise.
708 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
709 (Incremental_input_entry_reader::get_member_offset): Likewise.
710 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
711 (Incremental_input_entry_reader::Global_symbol_info): Remove.
712 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
713 (Incremental_input_entry_reader::get_global_symbol_reader): New
714 function.
715 (Incremental_input_entry_reader::get_output_symbol_index): New
716 function.
717 (Incremental_input_entry_reader::type_): Remove.
718 (Incremental_input_entry_reader::flags_): New data member.
719 (Incremental_inputs_reader::input_file_offset): New function.
720 (Incremental_inputs_reader::input_file_index): New function.
721 (Incremental_inputs_reader::input_file): Call input_file_offset.
722 (Incremental_inputs_reader::input_file_at_offset): New function.
723 (Incremental_relocs_reader::get_r_type): Reformat.
724 (Incremental_relocs_reader::get_r_shndx): Reformat.
725 (Incremental_relocs_reader::get_r_offset): Reformat.
726 (Incremental_relocs_reader::data): New function.
727 (Incremental_binary::Incremental_binary): Initialize new data members.
728 (Incremental_binary::check_inputs): Add cmdline parameter.
729 (Incremental_binary::file_is_unchanged): Remove.
730 (Input_reader::arg_serial): New function.
731 (Input_reader::get_unused_symbol_count): New function.
732 (Input_reader::get_unused_symbol): New function.
733 (Input_reader::do_arg_serial): New function.
734 (Input_reader::do_get_unused_symbol_count): New function.
735 (Input_reader::do_get_unused_symbol): New function.
736 (Incremental_binary::input_file_count): New function.
737 (Incremental_binary::get_input_reader): Change signature to use
738 index instead of filename.
739 (Incremental_binary::file_has_changed): New function.
740 (Incremental_binary::get_input_argument): New function.
741 (Incremental_binary::get_library): New function.
742 (Incremental_binary::get_script_info): New function.
743 (Incremental_binary::init_layout): New function.
744 (Incremental_binary::reserve_layout): New function.
745 (Incremental_binary::output_file): New function.
746 (Incremental_binary::do_check_inputs): New function.
747 (Incremental_binary::do_file_is_unchanged): Remove.
748 (Incremental_binary::do_file_has_changed): New function.
749 (Incremental_binary::do_init_layout): New function.
750 (Incremental_binary::do_reserve_layout): New function.
751 (Incremental_binary::do_input_file_count): New function.
752 (Incremental_binary::do_get_input_reader): Change signature.
753 (Incremental_binary::input_args_map_): New data member.
754 (Incremental_binary::library_map_): New data member.
755 (Incremental_binary::script_map_): New data member.
756 (Sized_incremental_binary::Sized_incremental_binary): Initialize
757 new data members.
758 (Sized_incremental_binary::output_section): New function.
759 (Sized_incremental_binary::inputs_reader): Add const.
760 (Sized_incremental_binary::symtab_reader): Add const.
761 (Sized_incremental_binary::relocs_reader): Add const.
762 (Sized_incremental_binary::got_plt_reader): Add const.
763 (Sized_incremental_binary::get_symtab_view): New function.
764 (Sized_incremental_binary::Inputs_reader): New typedef.
765 (Sized_incremental_binary::Input_entry_reader): New typedef.
766 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
767 (Sized_incremental_binary::do_file_is_unchanged): Remove.
768 (Sized_incremental_binary::do_file_has_changed): New function.
769 (Sized_incremental_binary::do_init_layout): New function.
770 (Sized_incremental_binary::do_reserve_layout): New function.
771 (Sized_input_reader::Inputs_reader): Remove.
772 (Sized_input_reader::Input_entry_reader): Remove.
773 (Sized_input_reader::do_arg_serial): New function.
774 (Sized_input_reader::do_get_unused_symbol_count): New function.
775 (Sized_input_reader::do_get_unused_symbol): New function.
776 (Sized_incremental_binary::do_input_file_count): New function.
777 (Sized_incremental_binary::do_get_input_reader): Change signature;
778 use index instead of filename.
779 (Sized_incremental_binary::section_map_): New data member.
780 (Sized_incremental_binary::input_entry_readers_): New data member.
781 (class Sized_incr_relobj): New class.
782 (class Sized_incr_dynobj): New class.
783 (make_sized_incremental_object): New function.
784 (class Incremental_library): New class.
785 * layout.cc (Free_list::num_lists): New static data member.
786 (Free_list::num_nodes): New static data member.
787 (Free_list::num_removes): New static data member.
788 (Free_list::num_remove_visits): New static data member.
789 (Free_list::num_allocates): New static data member.
790 (Free_list::num_allocate_visits): New static data member.
791 (Free_list::init): New function.
792 (Free_list::remove): New function.
793 (Free_list::allocate): New function.
794 (Free_list::dump): New function.
795 (Free_list::print_stats): New function.
796 (Layout_task_runner::run): Resize output file for incremental updates.
797 (Layout::Layout): Initialize new data members.
798 (Layout::set_incremental_base): New function.
799 (Layout::init_fixed_output_section): New function.
800 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
801 incremental updates.
802 (Layout::create_gold_note): Do not create gold note section for
803 incremental updates.
804 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
805 for incremental updates.
806 (Layout::set_section_offsets): For incremental updates, allocate space
807 from free list.
808 (Layout::create_symtab_sections): Layout with offsets relative to
809 start of section; for incremental updates, allocate space from free
810 list.
811 (Layout::create_shdrs): For incremental updates, allocate space from
812 free list.
813 (Layout::finish_dynamic_section): For incremental updates, do not
814 check --as-needed (fixed in subsequent patch).
815 * layout.h (class Free_list): New class.
816 (Layout::set_incremental_base): New function.
817 (Layout::incremental_base): New function.
818 (Layout::init_fixed_output_section): New function.
819 (Layout::allocate): New function.
820 (Layout::incremental_base_): New data member.
821 (Layout::free_list_): New data member.
822 * main.cc (main): Print Free_list statistics.
823 * object.cc (Relobj::finalize_incremental_relocs): Add
824 clear_counts parameter; clear counts only when clear_counts is set.
825 (Sized_relobj::Sized_relobj): Initialize new base class.
826 (Sized_relobj::do_layout): Don't report special sections.
827 (Sized_relobj::do_for_all_local_got_entries): New function.
828 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
829 symtab_off to all symbol table offsets.
830 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
831 * object.h (class Got_offset_list): Move to top of file.
832 (Object::Object): Allow case where input_file == NULL.
833 (Object::~Object): Likewise.
834 (Object::input_file): Assert that input_file != NULL.
835 (Object::lock): Allow case where input_file == NULL.
836 (Object::unlock): Likewise.
837 (Object::is_locked): Likewise.
838 (Object::token): Likewise.
839 (Object::release): Likewise.
840 (Object::is_incremental): New function.
841 (Object::get_mtime): New function.
842 (Object::for_all_local_got_entries): New function.
843 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
844 (Object::set_is_in_system_directory): New function.
845 (Object::is_in_system_directory): New function.
846 (Object::do_is_incremental): New function.
847 (Object::do_get_mtime): New function.
848 (Object::do_for_all_local_got_entries): New function.
849 (Object::is_in_system_directory_): New data member.
850 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
851 (class Sized_relobj_base): New class.
852 (class Sized_relobj): Derive from Sized_relobj_base.
853 (class Sized_relobj::Symbols): Redeclare from base class.
854 (class Sized_relobj::local_got_offset_list): Remove.
855 (class Sized_relobj::Output_sections): Redeclare from base class.
856 (class Sized_relobj::do_for_all_local_got_entries): New function.
857 (class Sized_relobj::write_local_symbols): Add offset parameter.
858 (class Sized_relobj::local_symbol_offset_): Update comment.
859 (class Sized_relobj::local_dynsym_offset_): Update comment.
860 * options.cc (Input_arguments::add_file): Remove const.
861 * options.h (Input_file_argument::Input_file_argument):
862 Initialize arg_serial_ (all constructors).
863 (Input_file_argument::set_arg_serial): New function.
864 (Input_file_argument::arg_serial): New function.
865 (Input_file_argument::arg_serial_): New data member.
866 (Input_arguments::Input_arguments): Initialize file_count_.
867 (Input_arguments::add_file): Remove const.
868 (Input_arguments::number_of_input_files): New function.
869 (Input_arguments::file_count_): New data member.
870 (Command_line::number_of_input_files): Call
871 Input_arguments::number_of_input_files.
872 * output.cc (Output_segment_headers::Output_segment_headers):
873 Set current size.
874 (Output_section::Input_section::current_data_size): New function.
875 (Output_section::Output_section): Initialize new data members.
876 (Output_section::add_input_section): Don't do merge sections for
877 an incremental link; allocate space from free list for an
878 incremental update.
879 (Output_section::add_output_section_data): Allocate space from
880 free list for an incremental update.
881 (Output_section::update_data_size): New function.
882 (Output_section::set_fixed_layout): New function.
883 (Output_section::reserve): New function.
884 (Output_segment::set_section_addresses): Remove const.
885 (Output_segment::set_section_list_addresses): Remove const; allocate
886 space from free list for an incremental update.
887 (Output_segment::set_offset): Adjust size of RELRO segment for an
888 incremental update.
889 * output.h (Output_data::current_data_size): Move here from
890 child classes.
891 (Output_data::pre_finalize_data_size): New function.
892 (Output_data::update_data_size): New function.
893 (Output_section_headers::update_data_size): new function.
894 (Output_section_data_build::current_data_size): Move to Output_data.
895 (Output_data_strtab::update_data_size): New function.
896 (Output_section::current_data_size): Move to Output_data.
897 (Output_section::set_fixed_layout): New function.
898 (Output_section::has_fixed_layout): New function.
899 (Output_section::reserve): New function.
900 (Output_section::update_data_size): New function.
901 (Output_section::has_fixed_layout_): New data member.
902 (Output_section::free_list_): New data member.
903 (Output_segment::set_section_addresses): Remove const.
904 (Output_segment::set_section_list_addresses): Remove const.
905 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
906 New function.
907 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
908 New function.
909 * readsyms.cc (Read_symbols::do_read_symbols): Add library
910 parameter when calling Add_symbols constructor; store argument
911 serial number for members of a lib group.
912 (Add_symbols::locks): Allow case where token == NULL.
913 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
914 (Read_member::~Read_member): New function.
915 (Read_member::is_runnable): New function.
916 (Read_member::locks): New function.
917 (Read_member::run): New function.
918 (Check_script::~Check_script): New function.
919 (Check_script::is_runnable): New function.
920 (Check_script::locks): New function.
921 (Check_script::run): New function.
922 (Check_library::~Check_library): New function.
923 (Check_library::is_runnable): New function.
924 (Check_library::locks): New function.
925 (Check_library::run): New function.
926 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
927 (Add_symbols::library_): New data member.
928 (class Read_member): New class.
929 (class Check_script): New class.
930 (class Check_library): New class.
931 * reloc.cc (Read_relocs::is_runnable): Allow case where
932 token == NULL.
933 (Read_relocs::locks): Likewise.
934 (Scan_relocs::locks): Likewise.
935 (Relocate_task::locks): Likewise.
936 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
937 to clear counters.
938 (Sized_relobj::incremental_relocs_scan): Fix comment.
939 (Sized_relobj::do_relocate): Pass output file offset to
940 write_local_symbols.
941 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
942 from class declaration.
943 * script.cc (read_input_script): Allocate Script_info; pass
944 argument serial number to report_script.
945 * script.h (class Script_info): Move to incremental.h.
946 * symtab.cc (Symbol_table::add_from_incrobj): New function.
947 * symtab.h (Symbol_table::add_from_incrobj): New function.
948 (Symbol_table::set_file_offset): New function.
949
b961d0d7
CC		 9502011-04-05 Cary Coutant <ccoutant@google.com>
951
952 * incremental-dump.cc (dump_incremental_inputs): Change signature
953 to take a Sized_incremental_binary; change caller. Use readers
954 in Sized_incremental_binary.
955 * incremental.cc
956 (Sized_incremental_binary::find_incremental_inputs_sections):
957 Rename do_find_incremental_inputs_sections to this.
958 (Sized_incremental_binary::setup_readers): New function.
959 (Sized_incremental_binary::do_check_inputs): Check
960 has_incremental_info_ flag; move setup code to setup_readers;
961 use input readers.
962 (Sized_incremental_binary::do_file_is_unchanged): New function.
963 (Sized_incremental_binary::do_get_input_reader): New function.
964 * incremental.h (class Incremental_binary): Move to end of file.
965 (Incremental_binary::file_is_unchanged): New function.
966 (Incremental_binary::do_file_is_unchanged): New function.
967 (Incremental_binary::Input_reader): New class.
968 (Incremental_binary::get_input_reader): New function.
969 (class Sized_incremental_binary): Move to end of file.
970 (Sized_incremental_binary::Sized_incremental_binary): Setup the
971 input section reader classes.
972 (Sized_incremental_binary::has_incremental_info): New function.
973 (Sized_incremental_binary::inputs_reader): New function.
974 (Sized_incremental_binary::symtab_reader): New function.
975 (Sized_incremental_binary::relocs_reader): New function.
976 (Sized_incremental_binary::got_plt_reader): New function.
977 (Sized_incremental_binary::do_file_is_unchanged): New function.
978 (Sized_incremental_binary::Sized_input_reader): New class.
979 (Sized_incremental_binary::get_input_reader): New function.
980 (Sized_incremental_binary::find_incremental_inputs_sections):
981 Rename do_find_incremental_inputs_sections to this.
982 (Sized_incremental_binary::setup_readers): New function.
983 (Sized_incremental_binary::has_incremental_info_): New data member.
984 (Sized_incremental_binary::inputs_reader_): New data member.
985 (Sized_incremental_binary::symtab_reader_): New data member.
986 (Sized_incremental_binary::relocs_reader_): New data member.
987 (Sized_incremental_binary::got_plt_reader_): New data member.
988 (Sized_incremental_binary::current_input_file_): New data member.
989
a869183f
PP		 9902011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
991
992 PR gold/12640
993 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
994 violation.
995
9962011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 997
998 * archive.cc (Archive::include_member): Adjust call to report_object.
999 (Add_archive_symbols::run): Add script_info to call to
1000 report_archive_begin.
1001 (Lib_group::include_member): Adjust call to report_object.
1002 (Add_lib_group_symbols::run): Adjust call to report_object.
1003 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1004 blocks. Add object count for script input files.
1005 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1006 script_info parameter; change all callers.
1007 (Incremental_inputs::report_object): Add script_info parameter;
1008 change all callers.
1009 (Incremental_inputs::report_script): Store backpointer to
1010 incremental info entry.
1011 (Output_section_incremental_inputs::set_final_data_size): Record
1012 additional information for scripts.
1013 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1014 * incremental.h (Incremental_script_entry::add_object): New function.
1015 (Incremental_script_entry::get_object_count): New function.
1016 (Incremental_script_entry::get_object): New function.
1017 (Incremental_script_entry::objects_): New data member; adjust
1018 constructor.
1019 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1020 (Incremental_inputs::report_object): Add script_info parameter.
1021 (Incremental_inputs_reader::get_object_count): New function.
1022 (Incremental_inputs_reader::get_object_offset): New function.
1023 * options.cc (Input_arguments::add_file): Return reference to
1024 new input argument.
1025 * options.h (Input_argument::set_script_info): New function.
1026 (Input_argument::script_info): New function.
1027 (Input_argument::script_info_): New data member; adjust all
1028 constructors.
1029 (Input_file_group::add_file): Return reference to new input argument.
1030 (Input_file_lib::add_file): Likewise.
1031 (Input_arguments::add_file): Likewise.
1032 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1033 * script.cc (Parser_closure::Parser_closure): Add script_info
1034 parameter; adjust all callers.
1035 (Parser_closure::script_info): New function.
1036 (Parser_closure::script_info_): New data member.
1037 (read_input_script): Report scripts earlier to incremental info.
1038 (script_add_file): Set script_info in Input_argument.
1039 (script_add_library): Likewise.
1040 * script.h (Script_options::Script_info): Rewrite class.
1041
a869183f 10422011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1043
1044 * archive.cc (Library_base::should_include_member): Move
1045 method here from class Archive.
1046 (Archive::Archive): Initialize base class.
1047 (Archive::should_include_member): Move to base class.
1048 (Archive::do_for_all_unused_symbols): New function.
1049 (Add_archive_symbols::run): Remove redundant access to
1050 incremental_inputs.
1051 (Lib_group::Lib_group): Initialize base class.
1052 (Lib_group::do_filename): New function.
1053 (Lib_group::include_member): Pass pointer to Lib_group to
1054 report_object.
1055 (Lib_group::do_for_all_unused_symbols): New function.
1056 (Add_lib_group_symbols::run): Report archive information for
1057 incremental links.
1058 * archive.h (class Library_base): New base class.
1059 (class Archive): Derive from Library_base.
1060 (Archive::filename): Move to base class.
1061 (Archive::set_incremental_info): Likewise.
1062 (Archive::incremental_info): Likewise.
1063 (Archive::Should_include): Likewise.
1064 (Archive::should_include_member): Likewise.
1065 (Archive::Armap_entry): Remove.
1066 (Archive::Unused_symbol_iterator): Remove.
1067 (Archive::unused_symbols_begin): Remove.
1068 (Archive::unused_symbols_end): Remove.
1069 (Archive::do_filename): New function.
1070 (Archive::do_get_mtime): New function.
1071 (Archive::do_for_all_unused_symbols): New function.
1072 (Archive::task_): Move to base class.
1073 (Archive::incremental_info_): Likewise.
1074 (class Lib_group): Derive from Library_base.
1075 (Lib_group::do_filename): New function.
1076 (Lib_group::do_get_mtime): New function.
1077 (Lib_group::do_for_all_unused_symbols): New function.
1078 (Lib_group::task_): Move to base class.
1079 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1080 function.
1081 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1082 function.
1083 * incremental.cc (Incremental_inputs::report_archive_begin):
1084 Use Library_base; call library's get_mtime; add incremental inputs
1085 entry before members.
1086 (class Unused_symbol_visitor): New class.
1087 (Incremental_inputs::report_archive_end): Use Library_base; use
1088 visitor class to record unused symbols; don't add incremental inputs
1089 entry after members.
1090 (Incremental_inputs::report_object): Use Library_base.
1091 * incremental.h
1092 (Incremental_archive_entry::Incremental_archive_entry): Remove
1093 unused Archive parameter.
1094 (Incremental_inputs::report_archive_begin): Use Library_base.
1095 (Incremental_inputs::report_archive_end): Likewise.
1096 (Incremental_inputs::report_object): Likewise.
1097 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1098 function.
1099 * object.h (Object::for_all_global_symbols): New function.
1100 (Object::do_for_all_global_symbols): New function.
1101 (Sized_relobj::do_for_all_global_symbols): New function.
1102 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1103 function.
1104 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1105 function.
1106
61ab3e40
ILT		 11072011-03-27 Ian Lance Taylor <iant@google.com>
1108
1109 * archive.cc (Archive::interpret_header): Return -1 if something
1110 goes wrong. Change callers accordingly.
1111
30e1f9e6
CC		 11122011-03-25 Cary Coutant <ccoutant@google.com>
1113
1114 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1115 * testsuite/Makefile.in: Regenerate.
1116
9c793f14
RÁE		 11172010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1118
1119 * plugin.cc (get_view): New.
1120 (Plugin::load): Pass get_view to the plugin.
1121 (Plugin_manager::get_view): New.
1122
9312bb0a
ILT		 11232011-03-21 Ian Lance Taylor <iant@google.com>
1124
1125 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1126 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1127
7e12ba9e
ST		 11282011-03-21 Sriraman Tallam <tmsriram@google.com>
1129
1130 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1131 Change == to -eq.
1132 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1133 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1134 Change == to -eq.
1135 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1136 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1137
fd7a005d
ILT		 11382011-03-14 Ian Lance Taylor <iant@google.com>
1139
1140 * script-sections.cc (Sort_output_sections::script_compare):
1141 Rename from is_before, change return type.
1142 (Sort_output_sections::operator()): Adjust accordingly.
1143
ed16fd1b
ILT		 11442011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1145
1146 PR gold/12572
1147 * testsuite/odr_violation2.cc: Add comment to make all error line
1148 numbers double digits.
1149 * testsuite/debug_msg.sh: Adjust expected errors.
1150
71ff8986
ILT		 11512011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1152
1153 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1154 but mark earlier ones as non-canonical
1155 (offset_to_iterator): Update search target and example
1156 (do_addr2line): Return extra lines in a vector*
1157 (format_file_lineno): Extract from do_addr2line
1158 (one_addr2line): Add vector* out-param
1159 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1160 when a lineno entry appeared last for its instruction
1161 (Dwarf_line_info): Add vector* out-param
1162 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1163 * symtab.cc (Odr_violation_compare): Include the lineno in the
1164 comparison again.
1165 (linenos_from_loc): New. Combine the canonical line for an
1166 address with its other lines.
1167 (True_if_intersect): New. Helper functor to make
1168 std::set_intersection a query.
1169 (detect_odr_violations): Compare sets of lines instead of just
1170 one line for each function. This became less deterministic, but
1171 has fewer false positives.
1172 * symtab.h: Declarations.
1173 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1174 mix an optimized and non-optimized object in the same binary
1175 (odr_violation2.so): Same.
1176 * testsuite/Makefile.in: Regenerate from Makefile.am.
1177 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1178 * testsuite/debug_msg.sh: Update line numbers and add
1179 assertions.
1180 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1181 non-optimized context.
1182 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1183 isn't inlined, and use OdrDerived in an optimized context.
1184 * testsuite/odr_header1.h: Defines OdrDerived, where
1185 optimization will change the
1186 first-instruction-in-the-destructor's file and line number.
1187 * testsuite/odr_header2.h: Defines OdrBase.
1188
a19fefdc
ILT		 11892011-03-09 Ian Lance Taylor <iant@google.com>
1190
1191 * fileread.cc (File_read::clear_views): Don't delete the whole
1192 file view.
1193
ecb351e9
ILT		 11942011-03-08 Ian Lance Taylor <iant@google.com>
1195
1196 PR gold/12525
1197 * fileread.cc: #include <climits>.
1198 (GOLD_IOV_MAX): Define.
1199 (File_read::read_multiple): Limit number of entries by iov_max.
1200 * fileread.h (class File_read): Always set max_readv_entries to
1201 128.
1202
b821d13c
ILT		 12032011-03-07 Ian Lance Taylor <iant@google.com>
1204
1205 PR gold/12525
1206 * options.h (class General_options): Add -dy and -dn.
1207
89243142
CC		 12082011-03-02 Cary Coutant <ccoutant@google.com>
1209
1210 * testsuite/script_test_9.t: Add TLS segment.
1211
d0773f31
ILT		 12122011-03-02 Simon Baldwin <simonb@google.com>
1213
1214 * configure.ac: Add check for gnu_indirect_function support in
1215 the toolchain building binutils.
1216 * configure: Rebuild.
1217
badc8139
RÁE		 12182010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1219
1220 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1221 plugin only symbols.
1222 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1223 in plugin files as not needed in the symbol table.
1224
4cf7a849
ST		 12252011-02-11 Sriraman Tallam <tmsriram@google.com>
1226
1227 * output.cc (Output_section::add_input_section): Delay fill
1228 generation for section ordering.
1229
b578bd7d
ILT		 12302011-02-09 Ian Lance Taylor <iant@google.com>
1231
1232 PR gold/12316
1233 * object.h (class Sized_relobj): Remove clear_local_symbols.
1234 * reloc.cc (Sized_relobj::do_relocate): Don't call
1235 clear_local_symbols.
1236
84ced98a
RÁE		 12372010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1238
1239 * plugin.cc (is_visible_from_outside): Return true for symbols
1240 in the -u option.
1241
55382fb7
ILT		 12422011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1243
1244 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1245 filename.
1246
4e271fff
ST		 12472011-02-02 Sriraman Tallam <tmsriram@google.com>
1248
1249 * icf.h (is_section_foldable_candidate): Change type of parameter
1250 to std::string.
1251 * icf.cc (Icf::find_identical_sections): Change type of local variable
1252 section_name to be std::string.
1253 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1254
d433c3ac
ILT		 12552011-01-25 Ian Lance Taylor <iant@google.com>
1256
1257 * script.cc (script_add_extern): Rewrite to use
1258 add_symbol_reference.
1259
880473a6
DK		 12602011-01-25 Doug Kwan <dougkwan@google.com>
1261
d433c3ac 1262 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1263
f30f86fa
ILT		 12642011-01-24 Ian Lance Taylor <iant@google.com>
1265
1266 * options.h (class General_options): Accept
1267 --no-detect-odr-violations.
1268
8e51a0b9
ILT		 12692011-01-24 Ian Lance Taylor <iant@google.com>
1270
1271 * version.cc (version_string): Bump to 1.11.
1272
0f3b89d8
ILT		 12732011-01-24 Ian Lance Taylor <iant@google.com>
1274
1275 * plugin.cc (class Plugin_rescan): Define new class.
1276 (Plugin_manager::claim_file): Set any_claimed_.
1277 (Plugin_manager::save_archive): New function.
1278 (Plugin_manager::save_input_group): New function.
1279 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1280 necessary.
1281 (Plugin_manager::new_undefined_symbol): New function.
1282 (Plugin_manager::rescan): New function.
1283 (Plugin_manager::rescannable_defines): New function.
1284 (Plugin_manager::add_input_file): Set any_added_.
1285 * plugin.h (class Plugin_manager): define new fields rescannable_,
1286 undefined_symbols_, any_claimed_, and any_added_. Declare
1287 Plugin_rescan as friend. Declare new functions.
1288 (Plugin_manager::Rescannable): Define type.
1289 (Plugin_manager::Rescannable_list): Define type.
1290 (Plugin_manager::Undefined_symbol_list): Define type.
1291 (Plugin_manager::Plugin_manager): Initialize new fields.
1292 * archive.cc (Archive::defines_symbol): New function.
1293 (Add_archive_symbols::run): Pass archive to plugins if any.
1294 * archive.h (class Archive): Declare defines_symbol.
1295 * readsyms.cc (Input_group::~Input_group): New function.
1296 (Finish_group::run): Pass input_group to plugins if any.
1297 * readsyms.h (class Input_group): Declare destructor.
1298 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1299 any.
1300
3bb951e5
ILT		 13012011-01-10 Ian Lance Taylor <iant@google.com>
1302
1303 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1304 section as relro.
1305 (Layout::set_segment_offsets): Reset increase_relro before calling
1306 set_section_addresses a second time.
1307
0aa45fac
CC		 13082011-01-04 Cary Coutant <ccoutant@google.com>
1309
1310 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1311 sections before NOBITS sections.
1312
0db46eb4
L		 13132011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1314
1315 * version.cc (print_version): Update copyright to 2011.
1316
829c9745
CC		 13172010-12-23 Cary Coutant <ccoutant@google.com>
1318
1319 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1320 of OS to this->add. Add OD parameter to second form of the function.
1321
7500420b
ILT		 13222010-12-20 Ian Lance Taylor <iant@google.com>
1323
1324 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1325 second of two consecutive entries with same offset.
1326
f8e9a930
RW		 13272010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1328
1329 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1330 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1331 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1332 to avoid unneeded links against $(LDADD).
1333 * testsuite/Makefile.in: Regenerate.
1334
2fbb4320
ILT		 13352010-12-15 Ian Lance Taylor <iant@google.com>
1336
1337 PR gold/12324
1338 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1339 for R_X86_64_32 and R_X86_64_PC32.
1340 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1341 ver_matching_def_pic.o.
1342 (ver_matching_def_pic.o): New target.
1343
fedb228d
RW		 13442010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1345
1346 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1347 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1348 Move definition before File_read::View member definitions.
1349 (File_read::View::~View): Initialize and hold lock before
1350 updating current_mapped_bytes.
1351
9b547ce6
RW		 13522010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1353
1354 * dwarf_reader.cc: Remove outdated comment.
1355 * gold-threads.cc: Fix typo in error message.
1356 * archive.cc: Fix typos in comments.
1357 * archive.h: Likewise.
1358 * arm-reloc-property.cc: Likewise.
1359 * arm-reloc-property.h: Likewise.
1360 * arm-reloc.def: Likewise.
1361 * arm.cc: Likewise.
1362 * attributes.h: Likewise.
1363 * cref.cc: Likewise.
1364 * ehframe.cc: Likewise.
1365 * fileread.h: Likewise.
1366 * gold.h: Likewise.
1367 * i386.cc: Likewise.
1368 * icf.cc: Likewise.
1369 * incremental.h: Likewise.
1370 * int_encoding.cc: Likewise.
1371 * layout.h: Likewise.
1372 * main.cc: Likewise.
1373 * merge.h: Likewise.
1374 * object.cc: Likewise.
1375 * object.h: Likewise.
1376 * options.cc: Likewise.
1377 * readsyms.cc: Likewise.
1378 * reduced_debug_output.cc: Likewise.
1379 * reloc.cc: Likewise.
1380 * script-sections.cc: Likewise.
1381 * sparc.cc: Likewise.
1382 * symtab.h: Likewise.
1383 * target-reloc.h: Likewise.
1384 * target.cc: Likewise.
1385 * target.h: Likewise.
1386 * timer.cc: Likewise.
1387 * timer.h: Likewise.
1388 * x86_64.cc: Likewise.
1389
83e17bd5
CC		 13902010-12-09 Cary Coutant <ccoutant@google.com>
1391
1392 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1393 stack.
1394 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1395 parameter; change all callers.
1396 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1397 * options.h (warn_execstack): New option.
1398
017257f8
DK		 13992010-12-07 Doug Kwan <dougkwan@google.com>
1400
1401 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1402 like function call relocations.
1403
c20cbc06
ILT		 14042010-12-07 Ian Lance Taylor <iant@google.com>
1405
1406 * archive.cc (Archive::get_elf_object_for_member): Permit
1407 punconfigured to be NULL.
1408 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1409 (Archive::include_member): Pass NULL to get_elf_object_for_member
1410 if we searched for the archive and this is the first included
1411 object.
1412
4dbfafcc
ILT		 14132010-12-01 Ian Lance Taylor <iant@google.com>
1414
1415 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1416 track_relocs_type_ field.
1417 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1418 Set track_relocs_type_.
1419 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1420 contents when using RELA relocs.
1421 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1422 reloc_map_.
1423 * reloc.cc (Track_relocs::next_addend): New function.
1424 * reloc.h (class Track_relocs): Declare next_addend.
1425
e5e19edd
ILT		 14262010-12-01 Ian Lance Taylor <iant@google.com>
1427
1428 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1429 virtual destructor.
1430
9a5ce24c
ILT		 14312010-12-01 Ian Lance Taylor <iant@google.com>
1432
1433 * README: Update compilers known to work and fail.
1434
c7791212
NC		 14352010-11-23 Matthias Klose <doko@ubuntu.com>
1436
1437 * configure.in: For --enable-gold, handle value `default' instead of
1438 `both*'. Always install ld as ld.bfd, install as ld if gold is
1439 not the default.
1440 * configure: Regenerate.
1441
0ad220c9
DK		 14422010-11-18 Doug Kwan <dougkwan@google.com>
1443
1444 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1445 and right_alignment to be zero. Store result alignment only if it is
1446 greater than existing alignment.
1447
ab8056e0
CC		 14482010-11-16 Cary Coutant <ccoutant@google.com>
1449
1450 PR gold/12220
1451 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1452 Check for ".zdebug_line".
1453
fd064a5b
CC		 14542010-11-16 Doug Kwan <dougkwan@google.com>
1455 Cary Coutant <ccoutant@google.com>
1456
1457 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1458 by reference; adjust all callers.
1459 * output.cc (Output_segment::set_section_addresses): Adjust references
1460 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1461 list is empty.
1462 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1463 end at page boundary.
1464
6fc6ea19
CC		 14652010-11-16 Cary Coutant <ccoutant@google.com>
1466
1467 PR gold/12220
1468 * layout.cc (Layout::choose_output_section): Transform names of
1469 compressed sections even when using a script with a SECTIONS clause.
1470 (Layout::output_section_name): Remove code to transform
1471 compressed debug section names.
1472 * output.cc (Output_section::add_input_section): Use uncompressed
1473 section size when tracking input sections.
1474
95a2c8d6
RS		 14752010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1476
1477 * symtab.h (Symbol::NON_PIC_REF): Remove.
1478 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1479 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1480 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1481 (Symbol::use_plt_offset): Take a flags argument and pass it
1482 directly to needs_dynamic_reloc. Restrict check for undefined
1483 weak symbols to function calls.
1484 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1485 (Target_arm::Scan::global): Use it.
1486 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1487 (Target_arm::Relocate::relocate): Likewise.
1488 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1489 parameter with an r_type parameter. Use get_reference_flags
1490 to get the flags.
1491 (Target_arm::Relocate::relocate): Update accordingly.
1492 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1493 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1494 (Target_i386::Scan::global): Likewise.
1495 (Target_i386::Relocate::relocate): Likewise.
1496 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1497 parameter with an r_type parameter. Use get_reference_flags
1498 to get the flags.
1499 (Target_i386::Relocate::relocate): Update accordingly.
1500 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1501 (Target_powerpc::Scan::global): Use it.
1502 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1503 (Target_powerpc::Relocate::relocate): Likewise.
1504 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1505 (Target_sparc::Scan::global): Use it.
1506 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1507 (Target_sparc::Relocate::relocate): Likewise.
1508 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1509 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1510 (Target_x86_64::Scan::global): Likewise.
1511 (Target_x86_64::Relocate::relocate): Likewise.
1512
f625ae50
DK		 15132010-11-08 Doug Kwan <dougkwan@google.com>
1514 Cary Coutant <ccoutant@google.com>
1515
1516 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1517 (Arm_exidx_merge_section::section_contents_): New data member.
1518 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1519 (Arm_input_section::~Arm_input_section): De-allocate memory.
1520 (Arm_input_section::original_contents_): New data member.
1521 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1522 in parameters instead of calling Object::section_contents without
1523 locking.
1524 (Arm_output_section::group_section): New parameter TASK. Pass it
1525 to callees that need locking objects.
1526 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1527 to lock EXIDX input sections. Fix a formatting issue. Call
1528 Arm_exidx_merged_section::build_contents to create merged section
1529 contents.
1530 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1531 to lock object of stub table owner.
1532 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1533 TEXT_SIZE to initialize data member TEXT_SIZE_.
1534 (Arm_exidx_input_section::addralign): Fix typo in comment.
1535 (Arm_exidx_input_section::text_size): New method.
1536 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1537 that require locking objects. Lock objects before scanning for stubs
1538 and updating local symbols.
1539 (Arm_input_section<big_endian>::init): Copy contents of original
1540 input section.
1541 (Arm_input_section<big_endian>::do_write): Use saved contents of
1542 original input section instead of calling Object::section_contents
1543 without locking.
1544 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1545 size without calling Object::section_size().
1546 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1547 for size. Allocate a buffer for merged EXIDX entries.
1548 (Arm_exidx_merged_section::build_contents): New method.
1549 (Arm_exidx_merged_section::do_write): Move merge section contents
1550 building code to Arm_exidx_merged_section::build_contetns. Write
1551 out contetns in buffer instead of building it on the fly.
1552 (Arm_relobj::make_exidx_input_section): Also pass text section size
1553 to Arm_exidx_input_section constructor.
1554 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1555 (Arm_dynobj::do_read_symbols): Fix memory leak.
1556 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1557 * target.h: (class Task): Add forward declaration.
1558 (Target::relax): Add new parameter TASK and pass it to
1559 Target::do_relax().
1560 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1561
5f9bcf58
CC		 15622010-11-05 Cary Coutant <ccoutant@google.com>
1563
1564 PR gold/10708
1565 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1566 object when reading from the file.
1567 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1568 second layout pass.
1569 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1570 when reading section contents.
1571 (get_section_contents): Likewise.
1572 (icf::find_identical_sections): Likewise.
1573 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1574 object when reading from the file.
1575 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1576 the object when doing deferred section layout.
1577
e597fa08
NC		 15782010-11-03 Nick Clifton <nickc@redhat.com>
1579
1580 PR gold/12001
1581 * script.h (class Symbol_assignment: name): New member. Returns
1582 the name of the symbol.
1583 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1584 Returns true if the given symbol name is on the list of
1585 assignments wating to be processed.
1586 * archive.cc (should_incldue_member): If the symbol is undefined,
1587 check to see if it is on the list of symbols pending assignment.
1588
3f9a3278
ILT		 15892010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1590
1591 * script-sections.cc (Script_sections::find_memory_region): Check
1592 for a NULL output section pointer.
1593
d06fb4d1
DK		 15942010-10-29 Doug Kwan <dougkwan@google.com>
1595
1596 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1597 Output_section::add_relaxed_input_section.
1598 * output.cc (Output_section::add_relaxed_input_section): Add new
1599 arguments LAYOUT and NAME. Set section order index.
1600 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1601 Copy section order index.
1602 * output.h (Output_section::add_relaxed_input_section): Add new
1603 arguments LAYOUT and NAME.
1604
90e24de5
ILT		 16052010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1606
1607 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1608 NATIVE_OR_CROSS_LINKER.
1609 * testsuite/Makefile.in: Regenerate.
1610
c9484ea5
DK		 16112010-10-20 Doug Kwan <dougkwan@google.com>
1612
1613 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1614 without SHF_LINK_ORDER flags.
1615 * layout.cc (Layout::choose_output_section): Do not filter
1616 SHF_LINK_ORDER flag in a relocatable link.
1617
5bc2f5be
CC		 16182010-10-17 Cary Coutant <ccoutant@google.com>
1619
1620 * output.h (Output_segment::set_section_addresses): Change function
1621 signature. Update all callers.
1622 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1623 sections.
1624 (Output_segment::set_section_addresses): Align after last TLS
1625 section. Add padding before last relro section instead of after.
1626
0c91cf04
DK		 16272010-10-17 Doug Kwan <dougkwan@google.com>
1628
1629 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1630 GOT output section to be writable.
1631
8c21d9d3
CC		 16322010-10-14 Cary Coutant <ccoutant@google.com>
1633
1634 * debug.h (DEBUG_INCREMENTAL): New flag.
1635 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1636 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1637 mode.
1638 * incremental.cc (report_command_line): Ignore all forms of
1639 --incremental.
1640 * layout.cc (Layout::Layout): Check parameters for incremental link
1641 mode.
1642 * options.cc (General_options::parse_incremental): New function.
1643 (General_options::parse_no_incremental): New function.
1644 (General_options::parse_incremental_full): New function.
1645 (General_options::parse_incremental_update): New function.
1646 (General_options::incremental_mode_): New data member.
1647 (General_options::finalize): Check incremental_mode_.
1648 * options.h (General_options): Update help text for --incremental.
1649 Add --no-incremental, --incremental-full, --incremental-update.
1650 (General_options::Incremental_mode): New enum type.
1651 (General_options::incremental_mode): New function.
1652 (General_options::incremental_mode_): New data member.
1653 * parameters.cc (Parameters::incremental_mode_): New data member.
1654 (Parameters::set_options): Set incremental_mode_.
1655 (Parameters::set_incremental_full): New function.
1656 (Parameters::incremental): New function.
1657 (Parameters::incremental_update): New function.
1658 (set_parameters_incremental_full): New function.
1659 * parameters.h (Parameters::set_incremental_full): New function.
1660 (Parameters::incremental): New function.
1661 (Parameters::incremental_update): New function.
1662 (Parameters::incremental_mode_): New data member.
1663 (set_parameters_incremental_full): New function.
1664 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1665 incremental link mode.
1666 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1667 (Sized_relobj::do_relocate_sections): Likewise.
1668 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1669 option.
1670 * testsuite/Makefile.in: Regenerate.
1671 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1672
bb32aa18 16732010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 1674
1675 * script-sections.h (class Script_sections): Make
1676 Sections_elements typedef public.
1677 * script-sections.cc (class Sort_output_sections): Add elements_
1678 field. Add constructor which sets it; change all callers.
1679 (Sort_output_sections::is_before): New function.
1680 (Sort_output_sections::operator()): Call is_before.
1681 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1682 conditional.
1683 * testsuite/script_test_10.sh: New test. Test script section
1684 order.
1685 * testsuite/script_test_10.t: Likewise.
1686 * testsuite/script_test_10.s: Likewise.
1687 * testsuite/Makefile.am: Wrap the cross linker tests and the
1688 common tests into NATIVE_OR_CROSS_LINKER.
1689 (check_SCRIPTS): Add script_test_10.sh.
1690 (check_DATA): Add script_test_10.stdout.
1691 (script_test_10.o, script_test_10): New targets.
1692 (script_test_10.stdout): New target.
1693 * configure, testsuite/Makefile.in: Regenerate.
1694
3cef7179
ILT		 16952010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1696
1697 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1698 error for the deprecated relocations.
1699 (Target_arm::Scan::global): Likewise.
1700 (Target_arm::Relocate::relocate): Likewise.
1701
7411e9a8
RS		 17022010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1703
1704 * fileread.cc (Input_file::find_file): Initialize *found_name
1705 and *namep when using the fallback search for case 4.
1706
6a9da32a
CC		 17072010-10-11 Cary Coutant <ccoutant@google.com>
1708
1709 * options.h (class General_options): Redefine -z lazy as an alias for
1710 the negation of -z now.
1711
ac897c20
ILT		 17122010-10-11 Ian Lance Taylor <iant@google.com>
1713
1714 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1715 binding.
1716
ea5cae92
NC		 17172010-10-06 Nick Clifton <nickc@redhat.com>
1718
1719 * script-sections.cc(class Memory_region): Remove
1720 current_lma_offset_ field. Rename current_vma_offset_ to
1721 current_offset_. Add last_section_ field.
1722 (Memory_region::get_current_vma_address): Rename to
1723 get_current_address.
1724 (Memory_region::get_current_lma_address): Delete.
1725 (Memory_region::increment_vma_offset): Rename to
1726 increment_offset.
1727 (Memory_region::increment_lma_offset): Delete.
1728 (Memory_region::attributes_compatible): New method. Returns
1729 true if the provided section is compatible with the region.
1730 (Memory_region::get_last_section): New method. Returns the last
1731 section to use the region.
1732 (Memory_region::set_last_section): New method. Stores the last
1733 section to use the region.
1734 (Script_sections::block_in_region): New method. Returns true if
1735 a block of memory is contained within a region.
1736 (Script_sections::find_memory_region): New method. Locates a
1737 memory region to be used to set a VMA or LMA address.
1738 (Output_section_definition::set_section_addresses): Add code to
1739 check for addresses set by memory regions.
1740 (Output_segment::set_section_addresses): Remove memory region
1741 walking code.
1742 (Script_sections::create_segment): Add a warning if a header
1743 segment is created outside of any region.
1744 * script-sections.h (class Script_sections): Add prototypes for
1745 find_memory_region and block_in_region methods.
1746 * testsuite/memory_test.s: Use .long instead of .word.
1747 * testsuite/memory_test.t: Add some more output sections.
1748 * testsuite/memory_test.sh: Update expected output.
1749
a9bfd952
DK		 17502010-10-02 Doug Kwan <dougkwan@google.com>
1751
1752 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1753 defintion to symtab.h
1754 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1755 declaration to defintion.
1756
bacff3ab
NC		 17572010-10-01 Nick Clifton <nickc@redhat.com>
1758
1759 * expression.cc (eval): Replace dummy argument with NULL.
1760 (eval_maybe_dot): Check for a NULL result section pointer.
1761 (Symbol_expression::value): Likewise.
1762 (Dot_expression::value): Likewise.
1763 (BINARY_EXPRESSION): Likewise.
1764 (Max_expression::value): Likewise.
1765 (Min_expression::value): Likewise.
1766 (Absolute_expression::value): Likewise.
1767 (Addr_expression::value_from_output_section): Likewise.
1768 (Loaddddr_expression::value_from_output_section): Likewise.
1769 (Segment_start_expression::value): Likewise.
1770 * script-sections.cc
1771 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1772 argument with NULL.
1773 (Sections_elememt_dot_assignment::set_section_addresses):
1774 Likewise.
1775 (Output_data_expression::do_write_to_buffer): Likewise.
1776 (Output_section_definition::finalize_symbols): Likewise.
1777 (Output_section_definition::set_section_addresses): Likewise.
1778
f81bc8b5
DK		 17792010-09-30 Doug Kwan <dougkwan@google.com>
1780
1781 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1782
c95e9f27
ST		 17832010-09-28 Sriraman Tallam <tmsriram@google.com>
1784
1785 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 1786 function.
c95e9f27
ST		 1787 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1788 virtual function.
1789 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1790 virtual function.
1791 * icf.cc (get_section_contents): Inline merge sections only when
1792 target allows it.
1793
3cac54d2
RW		 17942010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1795
1796 * configure: Regenerate.
1797
2904037a
ILT		 17982010-09-17 Ian Lance Taylor <iant@google.com>
1799
1800 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 1801 * testsuite/Makefile.am (memory_test.o): New target.
1802 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1803 memory_test.t.
1804 * testsuite/Makefile.in: Rebuild.
2904037a 1805
bca7fb63
DK		 18062010-09-17 Doug Kwan <dougkwan@google.com>
1807
1808 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1809 defintion if relocation uses GOT entries of the symbol.
1810 * testsuite/icf_safe_test.sh: Fix test.
1811 * testsuite/icf_safe_so_test.sh: Fix test.
1812
4ef28648
CC		 18132010-09-16 Cary Coutant <ccoutant@google.com>
1814
1815 * script_sections.cc (class Memory_region): Remove "NULL" from
1816 vector initializations.
1817
793990de
CC		 18182010-09-15 Cary Coutant <ccoutant@google.com>
1819
1820 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1821 Resolve forwarding symbols.
1822
81e015e2
DK		 18232010-09-15 Doug Kwan <dougkwan@google.com>
1824
1825 * gold/testsuite/script_test_3.t: Add ARM special sections.
1826 * gold/testsuite/script_test_4.t: Same.
1827 * gold/testsuite/script_test_5.t: Same.
1828 * gold/testsuite/script_test_6.t: Same.
1829 * gold/testsuite/script_test_7.t: Same.
1830 * gold/testsuite/script_test_7.t: Same.
1831 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1832
36171d64
CC		 18332010-09-14 Cary Coutant <ccoutant@google.com>
1834
1835 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1836 (Target_x86_64::Relocate::relocate_tls): Replace check for
1837 saw_tls_block_reloc_ with test for executable section.
1838
d89051bd
CC		 18392010-09-12 Cary Coutant <ccoutant@google.com>
1840
1841 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1842 position-independent executables to shared libraries need dynamic
1843 relocations.
1844 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1845 position-independent executables.
1846 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1847 * testsuite/Makefile.in: Regenerate.
1848
fca41f0f
NC		 18492010-09-10 Nick Clifton <nickc@redhat.com>
1850
1851 PR gold/11997
1852 * testsuite/memory_test.t: Discard any sections that are not
1853 needed.
1854
6695e4b3
L		 18552010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1856
1857 PR gold/11996
1858 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1859 "This::" to work around a bug in gcc 4.2.
1860
1861 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1862
0f72bf6f
RÁE		 18632010-09-09 Rafael Espindola <espindola@google.com>
1864
1865 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1866 sections with different PF_X flags in the same segment.
1867 (Layout::find_first_load_seg): Search all segments to find the first
1868 one.
1869 * options.h (rosegment): New.
1870
18712010-09-08 Rafael Espindola <espindola@google.com>
a6577478 1872
05a79166 1873 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 1874
aa98ff75
DK		 18752010-09-08 Doug Kwan <dougkwan@google.com>
1876
1877 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1878 (Arm_relobj::do_relocate_sections): Add new parameter for output
1879 file to match the parent.
1880 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1881 of local symbols instead of input values. Update code to track
1882 changes in gold::relocate_section.
1883 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1884 (Sized_relobj::compute_final_local_value_internal): New methods.
1885 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1886 body into private version of Sized_relobj::compute_final_local_value.
1887 Call the inline method.
1888 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1889 merged symbol value if there is one.
1890 (Symbol_value::has_output_value): New method defintiion.
1891 (Sized_relobj::Compute_final_local_value_status): New enum type.
1892 (Sized_relobj::compute_final_local_value): New methods.
1893 (Sized_relobj::compute_final_local_value_internal): New methods.
1894 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1895 and arm_cortex_a8.sh.
1896 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1897 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1898 New tests.
1899 * Makefile.in: Regenerate.
1900 * testsuite/arm_bl_out_of_range.s: Update test.
1901 * testsuite/thumb_bl_out_of_range.s: Ditto.
1902 * testsuite/thumb_blx_out_of_range.s: Ditto.
1903 * testsuite/arm_branch_out_of_range.sh: New file.
1904 * testsuite/arm_cortex_a8.sh: Ditto.
1905 * testsuite/arm_cortex_a8_b.s: Ditto.
1906 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1907 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1908 * testsuite/arm_cortex_a8_bl.s: Ditto.
1909 * testsuite/arm_cortex_a8_blx.s: Ditto.
1910 * testsuite/arm_cortex_a8_local.s: Ditto.
1911 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1912 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1913
05a79166
L		 19142010-09-08 Rafael Espindola <espindola@google.com>
1915
1916 * Makefile.am (memory_test.stdout): Run readelf with -W.
1917 * Makefile.in: Regenerate.
1918 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1919 64 bit output.
1920
33dbc701
RÁE		 19212010-09-08 Rafael Espindola <espindola@google.com>
1922
1923 * script-sections.cc (Script_sections::add_memory_region): Convert
1924 field precision to int.
1925 * script.cc (script_set_section_region, script_set_section_region):
1926 Convert field precision to int.
1927
731ca54a
RÁE		 19282010-09-08 Rafael Espindola <espindola@google.com>
1929
1930 * arm.cc (do_finalize_sections): Create the __exidx_start and
1931 __exdix_end symbols even when the section is missing.
1932
7f8cd844
NC		 19332010-09-08 Nick Clifton <nickc@redhat.com>
1934
1935 * README: Remove claim that MEMORY is not supported.
1936 * expression.cc (script_exp_function_origin)
1937 (script_exp_function_length): Move from here to ...
1938 * script.cc: ... here.
1939 (script_set_section_region, script_add_memory)
1940 (script_parse_memory_attr, script_include_directive): New
1941 functions.
1942 * script-sections.cc
1943 (class Memory_region): New class.
1944 (class Output_section_definition): Add set_memory_region,
1945 set_section_vma, set_section_lma and get_section_name methods.
1946 (class Script_Sections): Add add_memory_region,
1947 find_memory_region, find_memory_region_origin,
1948 find_memory_region_length and set_memory_region methods.
1949 Have set_section_addresses method walk the list of set memory
1950 regions.
1951 Extend the print methos to display memory regions.
1952 * script-sections.h: Add prototypes for new methods.
1953 Add enum for MEMORY region attributes.
1954 * yyscript.y: Add support for parsing MEMORY regions.
1955 * script-c.h: Add prototypes for new functions.
1956 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1957 * testsuite/Makefile.in: Regenerate.
1958 * testsuite/memory_test.sh: New script.
1959 * testsuite/memory_test.s: New assembler source file.
1960 * testsuite/memory_test.t: New linker script.
1961
a4649286
DK		 19622010-08-27 Doug Kwan <dougkwan@google.com>
1963
1964 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1965 reference override an existing dynamic weak reference.
1966 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1967 * testsuite/Makefile.in: Regenerate.
1968 * testsuite/dyn_weak_ref.sh: New file.
1969 * testsuite/dyn_weak_ref_1.c: Ditto.
1970 * testsuite/dyn_weak_ref_2.c: Ditto.
1971
b56648ad
ILT		 19722010-08-27 Ian Lance Taylor <iant@google.com>
1973
1974 * incremental.h (class Incremental_input_entry): Add virtual
1975 destructor.
1976
809313cb
ILT		 19772010-08-27 Ian Lance Taylor <iant@google.com>
1978
1979 * testsuite/start_lib_test_3.c: Mark t3 as used.
1980
11e32464
NC		 19812010-08-27 Nick Clifton <nickc@redhat.com>
1982
1983 * options.cc (version_script): Fix small typo in previous
1984 whitespace tidyup.
1985
ca09d69a
NC		 19862010-08-25 Nick Clifton <nickc@redhat.com>
1987
1988 * archive.cc: Formatting fixes: Remove whitespace between
1989 typename and following asterisk. Remove whitespace between
1990 function name and opening parenthesis.
1991 * archive.h: Likewise.
1992 * arm.cc: Likewise.
1993 * attributes.cc: Likewise.
1994 * attributes.h: Likewise.
1995 * common.cc: Likewise.
1996 * copy-relocs.cc: Likewise.
1997 * dirsearch.h: Likewise.
1998 * dynobj.cc: Likewise.
1999 * ehframe.cc: Likewise.
2000 * ehframe.h: Likewise.
2001 * expression.cc: Likewise.
2002 * fileread.cc: Likewise.
2003 * fileread.h: Likewise.
2004 * gc.h: Likewise.
2005 * gold-threads.cc: Likewise.
2006 * gold.cc: Likewise.
2007 * i386.cc: Likewise.
2008 * icf.h: Likewise.
2009 * incremental-dump.cc: Likewise.
2010 * incremental.cc: Likewise.
2011 * layout.cc: Likewise.
2012 * layout.h: Likewise.
2013 * main.cc: Likewise.
2014 * merge.cc: Likewise.
2015 * merge.h: Likewise.
2016 * object.cc: Likewise.
2017 * object.h: Likewise.
2018 * options.cc: Likewise.
2019 * options.h: Likewise.
2020 * output.cc: Likewise.
2021 * output.h: Likewise.
2022 * plugin.cc: Likewise.
2023 * plugin.h: Likewise.
2024 * powerpc.cc: Likewise.
2025 * reloc.cc: Likewise.
2026 * script-c.h: Likewise.
2027 * script-sections.cc: Likewise.
2028 * script.cc: Likewise.
2029 * stringpool.cc: Likewise.
2030 * symtab.cc: Likewise.
2031 * symtab.h: Likewise.
2032 * target.cc: Likewise.
2033 * timer.cc: Likewise.
2034 * timer.h: Likewise.
2035 * version.cc: Likewise.
2036 * x86_64.cc: Likewise.
2037
b8fa8750
NC		 20382010-08-24 Nick Clifton <nickc@redhat.com>
2039
2040 PR 11899
2041 * layout.cc (segment_precedes): Sort segments by their physical
2042 addresses, if they have been set.
2043
9919d93b
CC		 20442010-08-23 Cary Coutant <ccoutant@google.com>
2045
2046 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2047 symbols data.
2048 (Lib_group::include_member): Unlock object after deleting its
2049 symbols data.
2050 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2051 the bug fixed here.
2052
97b4be1c
CC		 20532010-08-19 Neil Vachharajani <nvachhar@google.com>
2054 Cary Coutant <ccoutant@google.com>
2055
2056 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2057 constructor, and set_blocker.
2058 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2059 readsyms_blocker_.
2060 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2061 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2062 * testsuite/Makefile.am (start_lib_test): New test case.
2063 * testsuite/Makefile.in: Regenerate.
2064 * testsuite/start_lib_test_main.c: New file.
2065 * testsuite/start_lib_test_1.c: New file.
2066 * testsuite/start_lib_test_2.c: New file.
2067 * testsuite/start_lib_test_3.c: New file.
2068
dd0b1884
ILT		 20692010-08-19 Ian Lance Taylor <iant@google.com>
2070
2071 * Makefile.in: Rebuild with automake 1.11.1.
2072 * aclocal.m4: Likewise.
2073 * testsuite/Makefile.in: Likewise.
2074
7223e9ca
ILT		 20752010-08-19 Ian Lance Taylor <iant@google.com>
2076
2077 PR 10893
2078 * i386.cc (class Output_data_plt_i386): Update declarations.
2079 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2080 local_ifuncs_ fields.
2081 (Target_i386::do_plt_section_for_global): New function.
2082 (Target_i386::do_plt_section_for_local): New function.
2083 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2084 parameter; change all callers. Initialize global_ifuncs_ and
2085 local_ifuncs_. If doing a static link define __rel_iplt_start and
2086 __rel_iplt_end.
2087 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2088 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2089 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2090 symbols.
2091 (Target_i386::make_plt_section): New function, broken out of
2092 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2093 (Target_i386::make_plt_entry): Call make_plt_section.
2094 (Target_i386::make_local_ifunc_plt_entry): New function.
2095 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2096 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2097 R_386_IRELATIVE to switch.
2098 (Target_i386::Scan::global): Likewise.
2099 (Target_i386::Relocate::relocate): Likewise.
2100 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2101 switch.
2102 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2103 (Target_x86_64::do_plt_section_for_global): New function.
2104 (Target_x86_64::do_plt_section_for_local): New function.
2105 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2106 parameter; change all callers. If doing a static link define
2107 __rela_iplt_start and __rela_iplt_end.
2108 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2109 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2110 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2111 to point to .plt.
2112 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2113 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2114 switch.
2115 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2116 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2117 R_X86_64_IRELATIVE to switch.
2118 (Target_x86_64::Scan::global): Likewise.
2119 (Target_x86_64::Relocate::relocate): Likewise.
2120 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2121 switch.
2122 * target.h (class Target): Add plt_section_for_global and
2123 plt_section_for_local functions. Add do_plt_section_for_global
2124 and do_plt_section_for_local virtual functions.
2125 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2126 clarifying comments.
2127 (Symbol::use_plt_offset): Handle IFUNC symbol.
2128 * object.cc (Sized_relobj::Sized_relobj): Initialize
2129 local_plt_offsets_.
2130 (Sized_relobj::local_has_plt_offset): New function.
2131 (Sized_relobj::local_plt_offset): New function.
2132 (Sized_relobj::set_local_plt_offset): New function.
2133 (Sized_relobj::do_count): Handle IFUNC symbol.
2134 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2135 a bit away from input_shndx_ field. Add set_is_func_symbol and
2136 is_ifunc_symbol functions.
2137 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2138 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2139 local_plt_offsets_ field.
2140 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2141 * output.h (class Output_section_data): Add non-const
2142 output_section function.
2143 (class Output_data_got): Update declarations.
2144 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2145 Add use_plt_offset parameter to global and local constructors.
2146 Change all callers. Change local_sym_index_ field to 31 bits.
2147 Change GSYM_CODE and CONSTANT_CODE accordingly.
2148 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2149 doing a static link don't set sh_link field.
2150 (Output_data_got::Got_entry::write): Use PLT offset if
2151 appropriate.
2152 (Output_data_got::add_global_plt): New function.
2153 (Output_data_got::add_local_plt): New function.
2154 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2155 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2156 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2157 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2158 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2159 IFUNC conditional.
2160 * testsuite/ifunc-sel.h: New file.
2161 * testsuite/ifuncmain1.c: New file.
2162 * testsuite/ifuncmain1vis.c: New file.
2163 * testsuite/ifuncmod1.c: New file.
2164 * testsuite/ifuncdep2.c: New file.
2165 * testsuite/ifuncmain2.c: New file.
2166 * testsuite/ifuncmain3.c: New file.
2167 * testsuite/ifuncmod3.c: New file.
2168 * testsuite/ifuncmain4.c: New file.
2169 * testsuite/ifuncmain5.c: New file.
2170 * testsuite/ifuncmod5.c: New file.
2171 * testsuite/ifuncmain6pie.c: New file.
2172 * testsuite/ifuncmod6.c: New file.
2173 * testsuite/ifuncmain7.c: New file.
2174 * configure, testsuite/Makefile.in: Rebuild.
2175
56f75c03
ILT		 21762010-08-18 Ian Lance Taylor <iant@google.com>
2177
2178 * incremental.cc
2179 (Output_section_incremental_inputs::write_input_files): Add cast
2180 to avoid signed/unsigned comparison warning.
2181 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2182
55455f89
CC		 21832010-08-12 Cary Coutant <ccoutant@google.com>
2184
2185 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2186
e2054bcb
ILT		 21872010-08-13 Ian Lance Taylor <iant@google.com>
2188
2189 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2190
74f67560
DK		 21912010-08-12 Cary Coutant <ccoutant@google.com>
2192 Doug Kwan <dougkwan@google.com>
2193
2194 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2195 defintion overrides non-weak undef, remember that the original undef
2196 is not weak.
2197 * symtab.cc (Symbol_table::sized_write_global): For undef without
2198 an original weak binding, set binding to global in output.
2199 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2200 * testsuite/Makefile.in: Regenerate.
2201 * testsuite/strong_ref_weak_def.sh: New file.
2202 * testsuite/strong_ref_weak_def_1.c: Ditto.
2203 * testsuite/strong_ref_weak_def_2.c: Ditto.
2204
d1238d12
CC		 22052010-08-12 Cary Coutant <ccoutant@google.com>
2206
2207 * testsuite/incremental_test.sh: Rewrite.
2208 * testsuite/incremental_test_1.c: Rewrite.
2209 * testsuite/incremental_test_2.c: Rewrite.
2210
0e70b911
CC		 22112010-08-12 Cary Coutant <ccoutant@google.com>
2212
2213 * arm.cc (Target_arm::got_size): Add const.
2214 (Target_arm::got_entry_count): New function.
2215 (Target_arm::plt_entry_count): New function.
2216 (Target_arm::first_plt_entry_offset): New function.
2217 (Target_arm::plt_entry_size): New function.
2218 (Output_data_plt_arm::entry_count): New function.
2219 (Output_data_plt_arm::first_plt_entry_offset): New function.
2220 (Output_data_plt_arm::get_plt_entry_size): New function.
2221 * i386.cc (Target_i386::got_size): Add const.
2222 (Target_i386::got_entry_count): New function.
2223 (Target_i386::plt_entry_count): New function.
2224 (Target_i386::first_plt_entry_offset): New function.
2225 (Target_i386::plt_entry_size): New function.
2226 (Output_data_plt_i386::entry_count): New function.
2227 (Output_data_plt_i386::first_plt_entry_offset): New function.
2228 (Output_data_plt_i386::get_plt_entry_size): New function.
2229 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2230 find_incremental_inputs_sections. Dump incremental_got_plt section.
2231 * incremental.cc: Include target.h.
2232 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2233 parameter. Adjust all callers. Find incremental_got_plt section.
2234 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2235 section.
2236 (Output_section_incremental_inputs::set_final_data_size): Calculate
2237 size of incremental_got_plt section.
2238 (Output_section_incremental_inputs::do_write): Write the
2239 incremental_got_plt section.
2240 (Got_plt_view_info): New struct.
2241 (Local_got_offset_visitor): New class.
2242 (Global_got_offset_visitor): New class.
2243 (Global_symbol_visitor_got_plt): New class.
2244 (Output_section_incremental_inputs::write_got_plt): New function.
2245 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2246 Add parameter. Adjust all callers.
2247 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2248 (Incremental_inputs::got_plt_section): New function.
2249 (Incremental_inputs::got_plt_section_): New data member.
2250 (Incremental_got_plt_reader): New class.
2251 * layout.cc (Layout::create_incremental_info_sections): Add the
2252 incremental_got_plt section.
2253 * object.h (Got_offset_list::get_list): New function.
2254 (Got offset_list::for_all_got_offsets): New function.
2255 (Sized_relobj::local_got_offset_list): New function.
2256 * powerpc.cc (Target_powerpc::got_size): Add const.
2257 (Target_powerpc::got_entry_count): New function.
2258 (Target_powerpc::plt_entry_count): New function.
2259 (Target_powerpc::first_plt_entry_offset): New function.
2260 (Target_powerpc::plt_entry_size): New function.
2261 (Output_data_plt_powerpc::entry_count): New function.
2262 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2263 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2264 * sparc.cc (Target_sparc::got_size): Add const.
2265 (Target_sparc::got_entry_count): New function.
2266 (Target_sparc::plt_entry_count): New function.
2267 (Target_sparc::first_plt_entry_offset): New function.
2268 (Target_sparc::plt_entry_size): New function.
2269 (Output_data_plt_sparc::entry_count): New function.
2270 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2271 (Output_data_plt_sparc::get_plt_entry_size): New function.
2272 * symtab.h (Symbol::got_offset_list): New function.
2273 (Symbol_table::for_all_symbols): New function.
2274 * target.h (Sized_target::got_entry_count): New function.
2275 (Sized_target::plt_entry_count): New function.
2276 (Sized_target::plt_entry_size): New function.
2277 * x86_64.cc (Target_x86_64::got_size): Add const.
2278 (Target_x86_64::got_entry_count): New function.
2279 (Target_x86_64::plt_entry_count): New function.
2280 (Target_x86_64::first_plt_entry_offset): New function.
2281 (Target_x86_64::plt_entry_size): New function.
2282 (Output_data_plt_x86_64::entry_count): New function.
2283 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2284 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2285
09ec0418
CC		 22862010-08-12 Cary Coutant <ccoutant@google.com>
2287
2288 * archive.cc: Include incremental.h.
2289 (Archive::Archive): Initialize incremental_info_.
2290 (Archive::include_member): Record archive members in incremental info.
2291 (Add_archive_symbols::run): Record begin and end of an archive in
2292 incremental info.
2293 (Lib_group::include_member): Record objects in incremental info.
2294 * archive.h (Incremental_archive_entry): Forward declaration.
2295 (Archive::set_incremental_info): New member function.
2296 (Archive::incremental_info): New member function.
2297 (Archive::Unused_symbol_iterator): New class.
2298 (Archive::unused_symbols_begin): New member function.
2299 (Archive::unused_symbols_end): New member function.
2300 (Archive::incremental_info_): New data member.
2301 * incremental-dump.cc (find_input_containing_global): New function.
2302 (dump_incremental_inputs): Dump new incremental info sections.
2303 * incremental.cc: Include symtab.h.
2304 (Output_section_incremental_inputs): New class.
2305 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2306 new incremental info sections.
2307 (Sized_incremental_binary::do_check_inputs): Likewise.
2308 (Incremental_inputs::report_archive): Remove.
2309 (Incremental_inputs::report_archive_begin): New function.
2310 (Incremental_inputs::report_archive_end): New function.
2311 (Incremental_inputs::report_object): New function.
2312 (Incremental_inputs::finalize_inputs): Remove.
2313 (Incremental_inputs::report_input_section): New function.
2314 (Incremental_inputs::report_script): Rewrite.
2315 (Incremental_inputs::finalize): Do nothing but finalize string table.
2316 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2317 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2318 (Incremental_inputs::create_data_sections): New function.
2319 (Incremental_inputs::relocs_entsize): New function.
2320 (Output_section_incremental_inputs::set_final_data_size): New function.
2321 (Output_section_incremental_inputs::do_write): New function.
2322 (Output_section_incremental_inputs::write_header): New function.
2323 (Output_section_incremental_inputs::write_input_files): New function.
2324 (Output_section_incremental_inputs::write_info_blocks): New function.
2325 (Output_section_incremental_inputs::write_symtab): New function.
2326 * incremental.h (Incremental_script_entry): Forward declaration.
2327 (Incremental_object_entry): Forward declaration.
2328 (Incremental_archive_entry): Forward declaration.
2329 (Incremental_inputs): Forward declaration.
2330 (Incremental_inputs_header_data): Remove.
2331 (Incremental_inputs_header): Remove.
2332 (Incremental_inputs_header_write): Remove.
2333 (Incremental_inputs_entry_data): Remove.
2334 (Incremental_inputs_entry): Remove.
2335 (Incremental_inputs_entry_write): Remove.
2336 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2337 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2338 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2339 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2340 Likewise.
2341 (Incremental_input_entry): New class.
2342 (Incremental_script_entry): New class.
2343 (Incremental_object_entry): New class.
2344 (Incremental_archive_entry): New class.
2345 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2346 (Incremental_inputs::report_inputs): Remove.
2347 (Incremental_inputs::report_archive): Remove.
2348 (Incremental_inputs::report_archive_begin): New function.
2349 (Incremental_inputs::report_archive_end): New function.
2350 (Incremental_inputs::report_object): Change prototype.
2351 (Incremental_inputs::report_input_section): New function.
2352 (Incremental_inputs::report_script): Change prototype.
2353 (Incremental_inputs::get_reloc_count): New function.
2354 (Incremental_inputs::set_reloc_count): New function.
2355 (Incremental_inputs::create_data_sections): New function.
2356 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2357 (Incremental_inputs::inputs_section): New function.
2358 (Incremental_inputs::symtab_section): New function.
2359 (Incremental_inputs::relocs_section): New function.
2360 (Incremental_inputs::get_stringpool): Add const.
2361 (Incremental_inputs::command_line): Add const.
2362 (Incremental_inputs::inputs): Remove.
2363 (Incremental_inputs::command_line_key): New function.
2364 (Incremental_inputs::input_file_count): New function.
2365 (Incremental_inputs::input_files): New function.
2366 (Incremental_inputs::relocs_entsize): New function.
2367 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2368 (Incremental_inputs::finalize_inputs): Remove.
2369 (Incremental_inputs::Input_info): Remove.
2370 (Incremental_inputs::lock_): Remove.
2371 (Incremental_inputs::inputs_): Change type.
2372 (Incremental_inputs::inputs_map_): Remove.
2373 (Incremental_inputs::current_object_entry_): New data member.
2374 (Incremental_inputs::inputs_section_): New data member.
2375 (Incremental_inputs::symtab_section_): New data member.
2376 (Incremental_inputs::relocs_section_): New data member.
2377 (Incremental_inputs::reloc_count_): New data member.
2378 (Incremental_inputs_reader): New class.
2379 (Incremental_symtab_reader): New class.
2380 (Incremental_relocs_reader): New class.
2381 * layout.cc (Layout::finalize): Move finalization of incremental info
2382 and creation of incremental info sections to follow finalization of
2383 symbol table. Set offsets for postprocessing sections.
2384 (Layout::create_incremental_info_sections): Call
2385 Incremental_inputs::create_data_sections. Add incremental symtab
2386 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2387 sections to layout after input sections.
2388 * layout.h (struct Timespec): Forward declaration.
2389 (Layout::incremental_inputs): Add const.
2390 (Layout::create_incremental_info_sections): Add parameter.
2391 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2392 * object.cc: Include incremental.h.
2393 (Relobj::finalize_incremental_relocs): New function.
2394 (Sized_relobj::do_layout): Record input sections in incremental info.
2395 * object.h (Object::output_section): New function.
2396 (Object::output_section_offset): Moved from Relobj.
2397 (Object::get_incremental_reloc_base): New function.
2398 (Object::get_incremental_reloc_count): New function.
2399 (Object::do_output_section): New function.
2400 (Object::do_output_section_offset): Moved from Relobj.
2401 (Object::do_get_incremental_reloc_base): New function.
2402 (Object::do_get_incremental_reloc_count): New function.
2403 (Object::Object): Initialize new data members.
2404 (Relobj::output_section): Renamed do_output_section and moved to
2405 protected.
2406 (Relobj::output_section_offset): Moved to Object.
2407 (Relobj::do_get_incremental_reloc_base): New function.
2408 (Relobj::do_get_incremental_reloc_count): New function.
2409 (Relobj::allocate_incremental_reloc_counts): New function.
2410 (Relobj::count_incremental_reloc): New function.
2411 (Relobj::finalize_incremental_relocs): New function.
2412 (Relobj::next_incremental_reloc_index): New function.
2413 (Relobj::reloc_counts_): New data member.
2414 (Relobj::reloc_bases_): New data member.
2415 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2416 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2417 (Sized_relobj::incremental_relocs_scan): New function.
2418 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2419 (Sized_relobj::incremental_relocs_write): New function.
2420 (Sized_relobj::incremental_relocs_write_reltype): New function.
2421 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2422 incremental link.
2423 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2424 archives and object files elsewhere.
2425 (Add_symbols::run): Report object files here.
2426 (Finish_group::run): Report end of archive at end of group.
2427 * reloc.cc: Include layout.h, incremental.h.
2428 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2429 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2430 (Sized_relobj::incremental_relocs_scan): New function.
2431 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2432 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2433 (Sized_relobj::incremental_relocs_write): New function.
2434 (Sized_relobj::incremental_relocs_write_reltype): New function.
2435 * script.cc (read_input_script): Rewrite test for incremental link.
2436 Change call to Incremental_inputs::report_script.
2437 * symtab.h (Symbol_table::first_global_index): New function.
2438 (Symbol_table::output_count): New function.
2439
ce0d1972
DK		 24402010-08-12 Doug Kwan <dougkwan@google.com>
2441
2442 * arm.cc (Target_arm::merge_object_attributes): Check command line
2443 options --no-wchar-size-warning and --no-enum-size-warning.
2444 * options.h (General_options): Add ld-compatible options
2445 --no-enum-size-warning and --no-wchar-size-warning.
2446
6e5710ce
ILT		 24472010-08-04 Ian Lance Taylor <iant@google.com>
2448
2449 * x86_64.cc (Target_x86_64::Scan::local): Use
2450 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2451 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2452 (Target_x86_64::Scan::global): Likewise.
2453 (Target_x86_64::Relocate::relocate): Likewise.
2454 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2455 Likewise.
2456
fef830db
CC		 24572010-08-03 Cary Coutant <ccoutant@google.com>
2458
2459 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2460 to reserve space in merged_strings vector. Keep total input size
2461 for stats.
2462 (Output_merge_string::do_print_merge_stats): Print total input size.
2463 * merge.h (Output_merge_string): Add input_size_ field.
2464 * stringpool.cc (Stringpool_template::string_length): Move
2465 implementations out of Stringpool_template class and place in
2466 stringpool.h.
2467 * stringpool.h (string_length): Move out of Stringpool_template.
2468
1e3811b0
ILT		 24692010-08-03 Ian Lance Taylor <iant@google.com>
2470
2471 PR 11712
2472 * layout.cc (relaxation_loop_body): If address of load segment is
2473 set, adjust address to include headers if possible.
2474
7af0c620
ILT		 24752010-08-03 Ian Lance Taylor <iant@google.com>
2476
2477 * version.cc (version_string): Bump to 1.10.
2478
22f0da72
ILT		 24792010-08-03 Ian Lance Taylor <iant@google.com>
2480
2481 PR 11805
2482 * layout.h (enum Output_section_order): Define.
2483 (class Layout): Update declarations.
2484 * layout.cc (Layout::get_output_section): Add order parameter.
2485 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2486 is_first_non_relro parameters. Change all callers.
2487 (Layout::choose_output_section): Likewise.
2488 (Layout::add_output_section_data): Likewise.
2489 (Layout::make_output_section): Likewise. Set order.
2490 (Layout::default_section_order): New function.
2491 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2492 * output.cc (Output_section::Output_section): Initialize order_.
2493 Don't initialize deleted fields.
2494 (Output_segment::Output_segment): Don't initialize deleted
2495 fields.
2496 (Output_segment::add_output_section_to_load): New function
2497 replacing add_output_section. Change all callers to call this or
2498 add_output_section_to_nonload.
2499 (Output_segment::add_output_section_to_nonload): New function.
2500 (Output_segment::remove_output_section): Rewrite.
2501 (Output_segment::add_initial_output_data): Likewise.
2502 (Output_segment::has_any_data_sections): Likewise.
2503 (Output_segment::is_first_section_relro): Likewise.
2504 (Output_segment::maximum_alignment): Likewise.
2505 (Output_segment::has_dynamic_reloc): New function replacing
2506 dynamic_reloc_count. Change all callers.
2507 (Output_segment::has_dynamic_reloc_list): New function replacing
2508 dynamic_reloc_count_list. Change all callers.
2509 (Output_segment::set_section_addresses): Rewrite.
2510 (Output_segment::set_offset): Rewrite.
2511 (Output_segment::find_first_and_last_list): Remove.
2512 (Output_segment::set_tls_offsets): Rewrite.
2513 (Output_segment::first_section_load_address): Likewise.
2514 (Output_segment::output_section_count): Likewise.
2515 (Output_segment::section_with_lowest_load_address): Likewise.
2516 (Output_segment::write_section_headers): Likewise.
2517 (Output_segment::print_sections_to_map): Likewise.
2518 * output.h (class Output_data): Remove dynamic_reloc_count_
2519 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2520 (Output_data::add_dynamic_reloc): Rewrite.
2521 (Output_data::has_dynamic_reloc): New function.
2522 (Output_data::dynamic_reloc_count): Remove.
2523 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2524 is_last_relro_, is_first_non_relro_, is_interp_,
2525 is_dynamic_linker_section_ fields. Add order and set_order
2526 functions. Remove is_relro_local, set_is_relro_local,
2527 is_last_relro, set_is_last_relro, is_first_non_relro,
2528 set_is_first_non_relro functions, is_interp, set_is_interp,
2529 is_dynamic_linker_section, and set_is_dynamic_linker_section
2530 functions.
2531 (class Output_segment): Change Output_data_list from std::list to
2532 std:;vector. Add output_lists_ field. Remove output_data_ and
2533 output_bss_ fields. Update declarations.
2534
3ff2ccb0
ILT		 25352010-08-02 Ian Lance Taylor <iant@google.com>
2536
2537 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2538 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2539 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2540
88a4108b
ILT		 25412010-08-02 Ian Lance Taylor <iant@google.com>
2542
2543 PR 11855
2544 * script.cc (Script_options::Script_options): Initialize
2545 symbol_definitions_ and symbol_references_.
2546 (Script_options::add_symbol_assignment): Update
2547 symbol_definitions_ and symbol_references_.
2548 (Script_options::add_symbol_reference): New function.
2549 (script_symbol): New function.
2550 * script.h (class Script_options): Add symbol_definitions_ and
2551 symbol_references_ fields.
2552 (Script_options::referenced_const_iterator): New type.
2553 (Script_options::referenced_begin): New function.
2554 (Script_options::referenced_end): New function.
2555 (Script_options::is_referenced): New function.
2556 (Script_options::any_unreferenced): New function.
2557 * script-c.h (script_symbol): Declare.
2558 * yyscript.y (exp): Call script_symbol.
2559 * symtab.cc: Include "script.h".
2560 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2561 Change all callers. Check symbols referenced by scripts.
2562 (Symbol_table::add_undefined_symbols_from_command_line): Add
2563 layout parameter. Change all callers.
2564 (Symbol_table::do_add_undefined_symbols_from_command_line):
2565 Likewise. Break out loop body. Check symbols referenced by
2566 scripts.
2567 (Symbol_table::add_undefined_symbol_from_command_line): New
2568 function broken out of
2569 do_add_undefined_symbols_from_command_line.
2570 * symtab.h (class Symbol_table): Update declarations.
2571 * archive.cc: Include "layout.h".
2572 (Archive::should_include_member): Add layout parameter. Change
2573 all callers. Check for symbol mentioned in expression.
2574 * archive.h (class Archive): Update declaration.
2575 * object.cc (Sized_relobj::do_should_include_member): Add layout
2576 parameter.
2577 * object.h (Object::should_include_member): Add layout parameter.
2578 Change all callers.
2579 (Object::do_should_include_member): Add layout parameter.
2580 (class Sized_relobj): Update declaration.
2581 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2582 parameter.
2583 * dynobj.h (class Sized_dynobj): Update declaration.
2584 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2585 layout parameter.
2586 * plugin.h (class Sized_pluginobj): Update declaration.
2587
5f1ab67a
ILT		 25882010-08-02 Ian Lance Taylor <iant@google.com>
2589
2590 PR 11866
2591 * output.cc (Output_segment::set_offset): Search for the first and
2592 last sections rather than assuming that the list is in order.
2593 (Output_segment::find_first_and_last_list): New function.
2594 * output.h (class Output_segment): Update declarations.
2595 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2596 (relro_strip_test_SOURCES): New variable.
2597 (relro_strip_test_DEPENDENCIES): New variable.
2598 (relro_strip_test_LDFLAGS): New variable.
2599 (relro_strip_test_LDADD): New variable.
2600 (relro_strip_test.so): New target.
2601
a8df5856
ILT		 26022010-08-02 Ian Lance Taylor <iant@google.com>
2603
2604 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2605 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2606 (Target_i386::got_tlsdesc_section): New function.
2607 (Target_i386::got_section): Create space for GOT entries for
2608 TLSDESC relocations.
2609 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2610 R_386_TLS_GOTDESC.
2611 (Target_i386::Scan::global): Likewise.
2612 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2613 using TLSDESC GOT.
2614 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2615 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2616 (Target_x86_64::got_tlsdesc_section): New function.
2617 (Target_x86_64::got_section): Create space for GOT entries for
2618 TLSDESC relocations.
2619 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2620 R_386_TLS_GOTDESC.
2621 (Target_x86_64::Scan::global): Likewise.
2622 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2623 using TLSDESC GOT.
2624
0c10a0a6
ILT		 26252010-08-02 Ian Lance Taylor <iant@google.com>
2626
2627 * testsuite/final_layout.sh: Use dc to convert from hex to
2628 decimal.
2629
41cbeecc
ST		 26302010-07-29 Sriraman Tallam <tmsriram@google.com>
2631
2632 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2633 paramter to the call to gold::gc_process_relocs.
2634 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2635 paramter to the call to gold::gc_process_relocs.
2636 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2637 parameter to the call to gold::gc_process_relocs.
2638 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2639 template parameter to the call to gold::gc_process_relocs.
2640 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2641 paramter to the call to gold::gc_process_relocs.
2642 * gc.h (get_embedded_addend_size): New function.
2643 (gc_process_relocs): Save the size of the reloc for use by ICF.
2644 * icf.cc (get_section_contents): Get the addend from the text section
2645 for SHT_REL relocation sections.
2646 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2647 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2648 * int_encoding.h (read_from_pointer): New overloaded function.
2649 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2650 * testsuite/icf_sht_rel_addend_test.sh: New file.
2651 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2652 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2653
6ea55b82
RW		 26542010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2655
2656 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2657 * Makefile.in: Regenerate.
2658 * testsuite/Makefile.in: Regenerate.
2659
9691462b
ILT		 26602010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2661
2662 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2663 * gold/testsuite/debug_msg.cc: Likewise.
2664 * gold/testsuite/odr_violation1.cc
2665 * gold/testsuite/odr_violation2.cc
2666
76897331
CC		 26672010-07-21 Cary Coutant <ccoutant@google.com>
2668
2669 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2670 string, and length fields.
2671 (Output_merge_string::Merged_strings_list): New type.
2672 (Output_merge_string::Merged_strings_lists): New typedef.
2673 (Output_merge_string): Replace merged_strings_ with
2674 merged_strings_lists_.
2675 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2676 Merged_strings_list per input object and section. Don't store pointer
2677 to the string. Don't store length with each merged string entry.
2678 (Output_merge_string::finalize_merged_data): Loop over list of merged
2679 strings lists. Recompute length of each merged string.
2680
78384e8f
CC		 26812010-07-15 Cary Coutant <ccoutant@google.com>
2682
2683 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2684 here.
2685
783659f9
ILT		 26862010-07-14 Ian Lance Taylor <iant@google.com>
2687
2688 * descriptors.cc (Descriptors::open): Report correct name in error
2689 message.
2690
131687b4
DK		 26912010-07-13 Doug Kwan <dougkwan@google.com>
2692
2693 * arm.cc (Arm_input_section::Arm_input_section): For a
2694 SHT_ARM_EXIDX section, always keeps the input sections.
2695 (Arm_input_section::set_exidx_section_link): New method.
2696 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2697 has_errors_ to false.
2698 (Arm_exidx_input_section::has_errors,
2699 Arm_exidx_input_section::set_has_errors): New methods.
2700 (Arm_exidx_input_section::has_errors_): New data member.
2701 (Arm_relobj::get_exidx_shndx_list): New method.
2702 (Arm_output_section::append_text_sections_to_list): Do not skip
2703 section without SHF_EXECINSTR.
2704 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2705 errors.
2706 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2707 section header. Make error messages more verbose. Check for
2708 a non-executable section linked to an EXIDX section.
2709 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2710 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2711 check that there is no deferred EXIDX section if we exit early.
2712 Instead of not making an EXIDX section in case of an error, make one
2713 and set the has_errors flag of it.
2714 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2715 in a relocatable link.
2716 (Target_arm::do_relax): Look for the EXIDX output section instead of
2717 assuming that it is called .ARM.exidx.
2718 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2719 section list. Do not check for SHF_EXECINSTR section flags but
2720 skip any input section with errors.
2721 * output.cc (Output_section::Output_section): Initialize
2722 always_keeps_input_sections_ to false.
2723 (Output_section::add_input_section): Check for
2724 always_keeps_input_sections_.
2725 * output.h (Output_section::always_keeps_input_sections,
2726 Output_section::set_always_keeps_input_sections): New methods.
2727 (Output_section::always_keeps_input_sections): New data member.
2728
69517287
RÁE		 27292010-07-13 Rafael Espindola <espindola@google.com>
2730
2731 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2732 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2733
82742395
ILT		 27342010-07-13 Philip Herron <herron.philip@googlemail.com>
2735 Ian Lance Taylor <iant@google.com>
2736
2737 * output.h (Output_section_lookup_maps::add_merge_section):
2738 Correct check of whether value was inserted.
2739 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2740 (Output_section_lookup_maps::add_relaxed_input_section):
2741 Likewise.
2742 * arm.cc (Target_arm::got_section): Remove used local os.
2743 * i386.cc (Target_i386::got_section): Likewise.
2744 * x86_64.cc (Target_x86_64::got_section): Likewise.
2745 * sparc.cc (Target_sparc::got_section): Likewise.
2746 (Target_sparc::relocate): Remove unused local have_got_offset.
2747 * powerpc.cc (Target_powerpc::relocate): Likewise.
2748
f2d707b5
ILT		 27492010-07-13 Ian Lance Taylor <iant@google.com>
2750
241531d6
ILT		 2751 * compressed_output.cc (zlib_decompress): Fix signature in
2752 !HAVE_ZLIB_H case.
2753
f2d707b5
ILT		 2754 * archive.cc (Archive::include_member): Unlock an external member
2755 of a thin archive. Don't bother to delete an object we know is
2756 NULL.
2757
a2e47362
CC		 27582010-07-12 Cary Coutant <ccoutant@google.com>
2759
2760 * compressed_output.cc (zlib_decompress): New function.
2761 (get_uncompressed_size): New function.
2762 (decompress_input_section): New function.
2763 * compressed_output.h (get_uncompressed_size): New function.
2764 (decompress_input_section): New function.
2765 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2766 Handle compressed debug sections.
2767 * layout.cc (is_compressed_debug_section): New function.
2768 (Layout::output_section_name): Map compressed section names to
2769 canonical names.
2770 * layout.h (is_compressed_debug_section): New function.
2771 (is_debug_info_section): Recognize compressed debug sections.
2772 * merge.cc: Include compressed_output.h.
2773 (Output_merge_data::do_add_input_section): Handle compressed
2774 debug sections.
2775 (Output_merge_string::do_add_input_section): Handle compressed
2776 debug sections.
2777 * object.cc: Include compressed_output.h.
2778 (Sized_relobj::Sized_relobj): Initialize new data members.
2779 (build_compressed_section_map): New function.
2780 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2781 * object.h (Object::section_is_compressed): New method.
2782 (Object::do_section_is_compressed): New method.
2783 (Sized_relobj::Compressed_section_map): New type.
2784 (Sized_relobj::do_section_is_compressed): New method.
2785 (Sized_relobj::compressed_sections_): New data member.
2786 * output.cc (Output_section::add_input_section): Handle compressed
2787 debug sections.
2788 * reloc.cc: Include compressed_output.h.
2789 (Sized_relobj::write_sections): Handle compressed debug sections.
2790
ce279a62
CC		 27912010-07-08 Cary Coutant <ccoutant@google.com>
2792
2793 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2794 weak when resolving to a dynamic def.
2795 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2796 for weak undef/dynamic def cases. Adjust callers.
2797 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2798 undef_binding_weak_.
2799 (Symbol_table::sized_write_globals): Adjust symbol binding.
2800 (Symbol_table::sized_write_symbol): Add binding parameter.
2801 * symtab.h (Symbol::set_undef_binding): New method.
2802 (Symbol::is_undef_binding_weak): New method.
2803 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2804 (Symbol_table::should_override): Add new parameter.
2805 (Symbol_table::sized_write_symbol): Add new parameter.
2806
2807 * testsuite/weak_undef_file1.cc: Add new test case.
2808 * testsuite/weak_undef_file2.cc: Fix header comment.
2809 * testsuite/weak_undef_test.cc: Add new test case.
2810
b2286c10
DK		 28112010-06-29 Doug Kwan <dougkwan@google.com>
2812
2813 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2814 Initialize USE_SYMBOL_.
2815 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2816 definition.
2817 (Arm_reloc_property::uses_symbol_): New data member declaration.
2818 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2819 uses symbol value and symbol is undefined but not weakly undefined.
2820
4802450a
RÁE		 28212010-06-28 Rafael Espindola <espindola@google.com>
2822
2823 * plugin.cc (Plugin::load): Use dlerror.
2824
e5ca47ba
ILT		 28252010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2826
2827 * symtab.cc (detect_odr_violations): When reporting an ODR
2828 violation, report an object where the symbol is defined.
2829
8a75a161
DK		 28302010-06-25 Doug Kwan <dougkwan@google.com>
2831
2832 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2833 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2834 definition.
2835 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2836 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2837 target hook to detect function points.
2838 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2839 * icf.h (Icf::check_section_for_function_pointers): Change type of
2840 parameter SECTION_NAME to const reference to std::string. Use
2841 target hook to determine if section may have unsafe pointers.
2842 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2843 method definition.
2844
42218b9f
RÁE		 28452010-06-21 Rafael Espindola <espindola@google.com>
2846
2847 * fileread.cc (Input_file::find_fie): New
2848 (Input_file::open): Use Input_file::find_fie.
2849 * fileread.h (Input_file::find_fie): New
2850 * plugin.cc (set_extra_library_path): New.
2851 (Plugin::load): Add set_extra_library_path to the transfer vector.
2852 (Plugin_manager::set_extra_library_path): New.
2853 (Plugin_manager::add_input_file): Use the extra search path if set.
2854 (set_extra_library_path(): New.
2855 * plugin.h (Plugin_manager): Add set_extra_library_path and
2856 extra_search_path_.
2857
a0506cca
CC		 28582010-06-19 Cary Coutant <ccoutant@google.com>
2859
2860 * layout.cc (gdb_sections): Add .debug_types.
2861 (lines_only_debug_sections): Likewise.
2862
6508b958
RÁE		 28632010-06-18 Rafael Espindola <espindola@google.com>
2864
2865 * plugin.cc (add_input_file,add_input_library)
2866 (Plugin_manager::add_input_file): Make filename arguments const.
2867 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2868 const.
2869
3e235302
DK		 28702010-06-16 Doug Kwan <dougkwan@google.com>
2871
2872 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2873 .ARM.attributes section if we have not merged any input
2874 attributes sections.
2875
106e8a6c
DK		 28762010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2877
2878 * arm.cc: Allow combining objects with no EABI version
2879 information.
2880
91ff43fe
RÁE		 28812010-06-15 Rafael Espindola <espindola@google.com>
2882
2883 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2884
68ed838c
ILT		 28852010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2886
2887 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2888 (struct iovec): Correct !HAVE_READV definition.
2889
f3a2388f
CC		 28902010-06-10 Cary Coutant <ccoutant@google.com>
2891
2892 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2893 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2894 reloc sections.
2895 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2896
2897 PR 11683
2898 * symtab.h (Symbol::is_placeholder): New member function.
2899 * target-reloc.h (relocate_section): Check for placeholder symbols.
2900
2901 * testsuite/Makefile.am (plugin_test_8): New test.
2902 (plugin_test_9): New test.
2903 * testsuite/Makefile.in: Regenerate.
2904
e1df38aa
NC		 29052010-06-09 Nick Clifton <nickc@redhat.com>
2906
2907 * yyscript.y (input_list_element): Allow strings prefixed with
2908 the '-' character. Treat these as libraries.
2909 * script.cc (script_add_library): New function. Adds a library
2910 specified by "-l<name>" found in an input script.
2911 * script-c.h: Add prototype for script_add_library.
2912
25bbe950
DK		 29132010-06-07 Doug Kwan <dougkwan@google.com>
2914
2915 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2916 Restrict stub-group size to be within long conditional branch
2917 range when working around cortex-A8 erratum.
2918
0f32ea4c
ILT		 29192010-06-07 Damien Diederen <dd@crosstwine.com>
2920
2921 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2922 #ifdef typo.
2923
8fe2a369
ST		 29242010-06-03 Sriraman Tallam <tmsriram@google.com>
2925
2926 PR gold/11658
2927 * output.cc
2928 (Output_section::Input_section_sort_entry::compare_section_ordering):
2929 Change to return non-zero correctly.
2930 (Output_section::Input_section_sort_section_order_index_compare
2931 ::operator()): Change to fix ambiguity in comparisons.
2932
6e9ba2ca
ST		 29332010-06-01 Sriraman Tallam <tmsriram@google.com>
2934
2935 * gold.h (is_wildcard_string): New function.
2936 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2937 (Layout::layout_eh_frame): Ditto.
2938 (Layout::find_section_order_index): New method.
2939 (Layout::read_layout_from_file): New method.
2940 * layout.h (Layout::find_section_order_index): New method.
2941 (Layout::read_layout_from_file): New method.
2942 (Layout::input_section_position_): New private member.
2943 (Layout::input_section_glob_): New private member.
2944 * main.cc (main): Call read_layout_from_file here.
2945 * options.h (--section-ordering-file): New option.
2946 * output.cc (Output_section::input_section_order_specified_): New
2947 member.
2948 (Output_section::Output_section): Initialize new member.
2949 (Output_section::add_input_section): Add new parameter.
2950 Keep input sections when --section-ordering-file is used.
2951 (Output_section::set_final_data_size): Sort input sections when
2952 section ordering file is specified.
2953 (Output_section::Input_section_sort_entry): Add new parameter.
2954 Check sorting type.
2955 (Output_section::Input_section_sort_entry::compare_section_ordering):
2956 New method.
2957 (Output_section::Input_section_sort_compare::operator()): Change to
2958 consider section_order_index.
2959 (Output_section::Input_section_sort_init_fini_compare::operator()):
2960 Change to consider section_order_index.
2961 (Output_section::Input_section_sort_section_order_index_compare
2962 ::operator()): New method.
2963 (Output_section::sort_attached_input_sections): Change to sort
2964 according to section order when specified.
e1df38aa
NC		 2965 (Output_section::add_input_section<32, true>): Add new parameter.
2966 (Output_section::add_input_section<64, true>): Add new parameter.
2967 (Output_section::add_input_section<32, false>): Add new parameter.
2968 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 2969 * output.h (Output_section::add_input_section): Add new parameter.
2970 (Output_section::input_section_order_specified): New
2971 method.
2972 (Output_section::set_input_section_order_specified): New method.
2973 (Input_section::Input_section): Initialize section_order_index_.
2974 (Input_section::section_order_index): New method.
2975 (Input_section::set_section_order_index): New method.
2976 (Input_section::section_order_index_): New member.
2977 (Input_section::Input_section_sort_section_order_index_compare): New
2978 struct.
2979 (Output_section::input_section_order_specified_): New member.
2980 * script-sections.cc (is_wildcard_string): Delete and move modified
2981 method to gold.h.
2982 (Output_section_element_input::Output_section_element_input): Modify
2983 call to is_wildcard_string.
2984 (Output_section_element_input::Input_section_pattern
2985 ::Input_section_pattern): Ditto.
2986 (Output_section_element_input::Output_section_element_input): Ditto.
2987 * testsuite/Makefile.am (final_layout): New test case.
2988 * testsuite/Makefile.in: Regenerate.
2989 * testsuite/final_layout.cc: New file.
2990 * testsuite/final_layout.sh: New file.
2991
3537c84b
RÁE		 29922010-06-01 Rafael Espindola <espindola@google.com>
2993
2994 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2995
105b6afd
RÁE		 29962010-06-01 Rafael Espindola <espindola@google.com>
2997
2998 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2999 visibility of symbols.
3000
29e11421
DK		 30012010-05-27 Doug Kwan <dougkwan@google.com>
3002
3003 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3004 from start of output section instead of address for a local symbol
3005 in a merged or relaxed section when doing a relocatable link.
3006
5e0f337e
RÁE		 30072010-05-26 Rafael Espindola <espindola@google.com>
3008
3009 PR 11604
3010 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3011 adding sections the garbage collector removed.
3012 * gold/testsuite/Makefile.am: Add test.
3013 * gold/testsuite/Makefile.in: Regenerate.
3014 * gold/testsuite/plugin_test_7.sh: New.
3015 * gold/testsuite/plugin_test_7_1.c: New.
3016 * gold/testsuite/plugin_test_7_2.c: New.
3017
f4187277
RÁE		 30182010-05-26 Rafael Espindola <espindola@google.com>
3019
3020 * script-sections.cc (Output_section_definition::set_section_addresses):
3021 Check for --section-start.
3022
5c388529
DK		 30232010-05-26 Doug Kwan <dougkwan@google.com>
3024
3025 * arm.cc (Arm_scan_relocatable_relocs): New class.
3026 (Target_arm::relocate_special_relocatable): New method.
3027 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3028 (Arm_relocate_functions::thumb_branch_common): Same.
3029 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3030 instead of Default_scan_relocatable_relocs.
3031 * target-reloc.h (relocate_for_relocatable): Let target handle
3032 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3033 * target.h (Sized_target::relocate_special_relocatable): New method.
3034
bca1c3ae
ILT		 30352010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3036
3037 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3038
0439c796
DK		 30392010-05-23 Doug Kwan <dougkwan@google.com>
3040
3041 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3042 instead of a cast.
3043 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3044 with a direct branch, not a conditional branch, to a stub.
3045 * merge.cc (Output_merge_base::record_input_section): New method
3046 defintion.
3047 (Output_merge_data::do_add_input_section): Record input section if
3048 keeps-input-sections flag is set.
3049 (Output_merge_string::do_add_input_section): Ditto.
3050 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3051 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3052 INPUT_SECTIONS_.
3053 (Output_merge_base::keeps_input_sections,
3054 Output_merge_base::set_keeps_input_sections,
3055 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3056 method definitions.
3057 (Output_merge_base::Input_sections): New type declaration.
3058 (Output_merge_base::input_sections_begin,
3059 Output_merge_base::input_sections_end,
3060 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3061 (Output_merge_base::bool keeps_input_sections_,
3062 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3063 Output_merge_base::input_sections_): New data members.
3064 (Output_merge_data::do_set_keeps_input_sections): New method
3065 defintion.
3066 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3067 * output.cc (Output_section::Input_section::relobj): Move method
3068 defintion from class declaration to here and handle merge sections.
3069 (Output_section::Input_section::shndx): Ditto.
3070 (Output_section::Output_section): Remove initializations of removed
3071 data members and initialize new data member LOOKUP_MAPS_.
3072 (Output_section::add_input_section): Set keeps-input-sections flag
3073 for a newly created merge output section as appropriate. Adjust code
3074 to use Output_section_lookup_maps class.
3075 (Output_section::add_relaxed_input_section): Adjst code for lookup
3076 maps code refactoring.
3077 (Output_section::add_merge_input_section): Add a new parameter
3078 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3079 class. If adding input section to a newly created merge output
3080 section fails, remove the new merge section.
3081 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3082 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3083 (Output_section::find_merge_section): Ditto.
3084 (Output_section::build_lookup_maps): New method defintion.
3085 (Output_section::find_relaxed_input_section): Adjust code to use
3086 Output_section_lookup_maps class.
3087 (Output_section::get_input_sections): Export merge sections. Adjust
3088 code to use Output_section_lookup_maps class.
3089 (Output_section:::add_script_input_section): Adjust code to use
3090 Output_section_lookup_maps class. Update lookup maps for merge
3091 sections also.
3092 (Output_section::discard_states): Use Output_section_lookup_maps.
3093 (Output_section::restore_states): Same.
3094 * output.h (Merge_section_properties): Move class defintion out of
3095 Output_section.
3096 (Output_section_lookup_maps): New class.
3097 (Output_section::Input_section::is_merge_section): New method
3098 defintion.
3099 (Output_section::Input_section::relobj): Move defintion out of class
3100 defintion. Declare method only.
3101 (Output_section::Input_section::shndx): Ditto.
3102 (Output_section::Input_section::output_merge_base): New method defintion.
3103 (Output_section::Input_section::u2_.pomb): New union field.
3104 (Output_section::Merge_section_by_properties_map,
3105 Output_section::Output_section_data_by_input_section_map,
3106 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3107 Remove types.
3108 (Output_section::add_merge_input_section): Add new parameter
3109 KEEPS_INPUT_SECTIONS.
3110 (Output_section::build_lookup_maps): New method declaration.
3111 (Output_section::merge_section_map_,
3112 Output_section::merge_section_by_properties_map_,
3113 Output_section::relaxed_input_section_map_,
3114 Output_section::is_relaxed_input_section_map_valid_): Remove data
3115 members.
3116 (Output_section::lookup_maps_): New data member.
3117
76295588
L		 31182010-05-21 Doug Kwan <dougkwan@google.com>
3119
3120 PR gold/11619
3121 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3122 avoid a compilation error.
3123
d103a984
RÁE		 31242010-05-19 Rafael Espindola <espindola@google.com>
3125
3126 * script-sections.cc (Output_section_definition::allocate_to_segment):
3127 Update the phdrs_list even when the output section is NULL.
3128 * testsuite/Makefile.am: Add test.
3129 * testsuite/Makefile.in: Regenerate.
3130 * testsuite/script_test_9.cc: New.
3131 * testsuite/script_test_9.sh: New.
3132 * testsuite/script_test_9.t: New.
3133
6625d24e
DK		 31342010-05-19 Doug Kwan <dougkwan@google.com>
3135
3136 * arm.cc (Arm_input_section::original_size): New method.
3137 (Arm_input_section::do_addralign): Add a cast.
3138 (Arm_input_section::do_output_offset): Remove static cast.
3139 (Arm_input_section::original_addralign,
3140 Arm_input_section::original_size_): Change type to uint32_t.
3141 (Arm_input_section::init): Add safe casts for section alignment
3142 and size.
3143 (Arm_input_section::set_final_data_size): Do not set address and
3144 offset of stub table.
3145 (Arm_output_section::fix_exidx_coverage): Change use of of
3146 Output_section::Simple_input_section to that of
3147 Output_section::Input_section.
3148 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3149 except for the first pass.
3150 * output.cc (Output_section::get_input_sections): Change type of
3151 input_sections to std::list<Input_section>.
3152 (Output_section::add_script_input_section): Rename from
3153 Output_section::add_simple_input_section. Change type of SIS
3154 parameter from Simple_input_section to Input_section.
3155 * output.h (Output_section::Simple_input_section): Remove class.
3156 (Output_section::Input_section): Change class visibility to public.
3157 (Output_section::Input_section::addralign): Use stored alignments
3158 for special input sections if set.
3159 (Output_section::Input_section::set_addralign): New method.
3160 (Output_section::get_input_sections): Change parameter type from
3161 list of Simple_input_section to list of Input_section.
3162 (Output_section::add_script_input_section): Rename from
3163 Output_section::add_simple_input_section. Change first parameter's
3164 type from Simple_input_section to Input_section and remove the
3165 second and third parameters.
3166 * script-sections.cc (Input_section::Input_section_list): Change
3167 type to list of Output_section::Input_section/
3168 (Input_section_info::Input_section_info): Change parameter type of
3169 INPUT_SECTION to Output_section::Input_section.
3170 (Input_section_info::input_section): Change return type.
3171 (Input_section_info::input_section_): Change type to
3172 Output_section::Input_section.
3173 (Output_section_element_input::set_section_addresses): Adjust code
3174 to use Output_section::Input_section instead of
3175 Output_section::Simple_input_section. Adjust code for renaming
3176 of Output_section::add_simple_input_section.
3177 (Orphan_output_section::set_section_addresses): Ditto.
3178
e1e82ea4
RW		 31792010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3180
3181 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3182 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3183
91e75c8a
RÁE		 31842010-05-18 Rafael Espindola <espindola@google.com>
3185
3186 * options.cc (General_options::finalize): Handle -nostdlib.
3187 * options.h (nostdlib): New option.
3188 * script.cc (script_add_search_dir): Handle -nostdlib.
3189
da59ad79
DK		 31902010-05-12 Doug Kwan <dougkwan@google.com>
3191
3192 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3193 attributes section only if there no attributes section after merging.
3194 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3195 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3196 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3197 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3198 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3199 and arm_attr_merge_7.stdout.
3200 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3201 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3202 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3203 arm_attr_merge_7b.o): New rules.
3204 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3205 arm_attr_merge_7
3206 * testsuite/Makefile.in: Regenerate.
3207 * testsuite/arm_attr_merge.sh: New file.
3208 * testsuite/arm_attr_merge_[67][ab].s: Same.
3209
3e01a7fd
NC		 32102010-05-05 Nick Clifton <nickc@redhat.com>
3211
3212 * po/es.po: Updated Spanish translation.
3213
7ad2014a
L		 32142010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3215
3216 * Makefile.am (install-exec-local): Properly install gold as
3217 default cross linker.
3218 * Makefile.in: Regenerated.
3219
4fda8867
NC		 32202010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3221 Nick Clifton <nickc@redhat.com>
3222
3223 * configure.ac (install_as_default): Define and set to false
3224 unless --enable-gold or --enable-gold=both/gold has been
3225 specified.
3226 * configure: Regenerate.
3227
3228 * Makefile.am (install-exec-local): Install the executable as
3229 'ld.gold'. If install_as_default is true then also install it as
3230 'ld'.
3231 * Makefile.in: Regenerated.
3232
bd288ea2
ILT		 32332010-04-24 Ian Lance Taylor <iant@google.com>
3234
3235 * layout.cc (Layout::layout_reloc): In relocatable link don't
3236 combine reloc sections for grouped sections.
3237
ef38fd8a
ST		 32382010-04-23 Sriraman Tallam <tmsriram@google.com>
3239
3240 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3241 sections that are not ordinary to icf.
3242 * icf.cc (get_section_contents): Handle relocation pointing to section
3243 with no object or shndx information.
3244 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3245 * testsuite/Makefile.in: Regenerate.
3246 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3247 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3248
f6973bdc
ILT		 32492010-04-22 Ian Lance Taylor <iant@google.com>
3250
3251 * expression.cc (Expression::Expression_eval_info): Add
3252 result_alignment_pointer field.
3253 (Expression::eval_with_dot): Add result_alignment_pointer
3254 parameter. Change all callers.
3255 (Expression::eval_maybe_dot): Likewise.
3256 (class Binary_expression): Add alignment_pointer parameter to
3257 left_value and right_value. Change all callers.
3258 (BINARY_EXPRESSION): Set result alignment.
3259 (class Trinary_expression): Add alignment_pointer parameter to
3260 arg2_value and arg3_value. Change all callers.
3261 (Trinary_cond::value): Set result alignment.
3262 (Max_expression::value, Min_expression::value): Likewise.
3263 (Align_expression::value): Likewise.
3264 * script-sections.cc (class Sections_element): Add dot_alignment
3265 parameter to set_section_addresses virtual function. Update
3266 instantiations.
3267 (class Output_section_element): Likewise.
3268 (Script_sections::create_segments): Add dot_alignment parameter.
3269 Change all callers.
3270 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3271 (Script_sections::set_phdrs_clause_addresses): Likewise.
3272 * script-sections.h: Update declarations.
3273 * script.h: Update declarations.
3274 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3275 min_p_align.
3276 * testsuite/script_test_3.t: Set large alignment.
3277 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3278 segment has expected alignment.
3279
9c9c98a5
NC		 32802010-04-22 Nick Clifton <nickc@redhat.com>
3281
3282 * po/gold.pot: Updated by the Translation project.
3283 * po/vi.po: Updated Vietnamese translation.
3284
2253bfba
L		 32852010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3286
3287 * testsuite/Makefile.am (check_PROGRAMS): Add
3288 icf_virtual_function_folding_test.
3289 * testsuite/Makefile.in: Regenerated.
3290
85fdf906
AH		 32912010-04-15 Andrew Haley <aph@redhat.com>
3292
3293 * options.h (merge_exidx_entries): New option.
3294 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3295 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3296 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3297 (Target_arm::merge_exidx_entries): New function.
3298 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3299 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3300 to Arm_exidx_fixup constructor.
3301 Add new arg, merge_exidx_entries.
3302 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3303 Arm_output_section::fix_exidx_coverage.
3304
ce97fa81
ST		 33052010-04-18 Sriraman Tallam <tmsriram@google.com>
3306
3307 * icf.cc (get_section_contents): Check for preemptible functions.
3308 Ignore addend when appropriate.
3309 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3310 section folded.
3311 (add_from_relobj): Check for section folded.
3312 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3313 * symtab.h (should_add_dynsym_entry): Add new parameter.
3314 * target-reloc.h (scan_relocs): Check for section folded.
3315 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3316 Check reloc types for function pointers in shared objects.
3317 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3318 case.
3319 (icf_preemptible_functions_test): New test case.
3320 (icf_string_merge_test): New test case.
3321 * testsuite.Makefile.in: Regenerate.
3322 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3323 bar_glob. Refactor code.
3324 * testsuite/icf_preemptible_functions_test.cc: New file.
3325 * testsuite/icf_preemptible_functions_test.sh: New file.
3326 * testsuite/icf_string_merge_test.cc: New file.
3327 * testsuite/icf_string_merge_test.sh: New file.
3328 * testsuite/icf_virtual_function_folding_test.cc: New file.
3329 * testsuite/icf_virtual_function_folding_test.sh: New file.
3330
04ceb17c
DK		 33312010-04-14 Doug Kwan <dougkwan@google.com>
3332
3333 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3334 for local symbol recounting if we remove a section due to ICF.
3335 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3336 there are no regular objects in input.
3337
153e7da4
DK		 33382010-04-13 Doug Kwan <dougkwan@google.com>
3339
3340 * arm.cc (Arm_input_section::set_final_data_size): Compute
3341 accurate final data size instead of using current data size.
3342
4dbd9faf
DK		 33432010-04-09 Doug Kwan <dougkwan@google.com>
3344
3345 * layout.cc (Layout::choose_output_section): Handle script section
3346 types.
3347 (Layout::make_output_section_for_script): Add section type parameter.
3348 Handle script section types.
3349 * layout.h (Layout::make_output_section_for_script): Add section
3350 type parameter.
3351 * output.cc (Output_section::Output_section): Initialize data member
3352 is_noload_.
3353 (Output_section::do_reset_address_and_file_offset): Do not set address
3354 to 0 if section is a NOLOAD section.
3355 * output.h (Output_section::is_noload): New method.
3356 (Output_section::set_is_noload): Ditto.
3357 (Output_section::is_noload_): New data member.
3358 * script-c.h (Script_section_type): New enum type.
3359 (struct Parser_output_section_header): Add new file section_type.
3360 * script-sections.cc (Sections_element::output_section_name): Add
3361 parameter for returning script section type.
3362 (Output_section_definition::output_section_name): Ditto.
3363 (Output_section_definition::section_type)P; New method.
3364 (Output_section_definiton::script_section_type_name): Ditto.
3365 (Output_section_definition::script_section_type_): New data member.
3366 (Output_section_definition::Output_section_definition): Initialize
3367 data member Output_section_definition::script_section_type_.
3368 (Output_section_definition::create_sections): Pass script section type
3369 to Layout::make_output_section_for_script.
3370 (Output_section_definition::output_section_name): Return script
3371 section type to caller.
3372 (Output_section_definition::set_section_address): Do not advance
3373 dot value and load address if section type is NOLOAD. Set address
3374 of NOLOAD sections regardless of section flags.
3375 (Output_section_definition::print): Print section type if it is
3376 not SCRIPT_SECTION_TYPE_NONE.
3377 (Output_section_definition::section_type): New method.
3378 (Output_section_definition::script_section_type_name): Ditto.
3379 (Script_sections::output_section_name): Add new parameter
3380 PSECTION_TYPE for returning script section type. Pass it to
3381 section elements. Handle discard sections.
3382 (Sort_output_sections::operator()): Handle NOLOAD sections.
3383 * script-sections.h (Script_sections::Section_type): New enum type.
3384 (Script_sections::output_section_name): Add a new parameter for
3385 returning script section type.
3386 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3387 INFO and NOLOAD.
3388 * yyscript.y (union): Add new field SECTION_TYPE.
3389 (COPY, DSECT, INFO, NOLOAD): New tokens.
3390 (opt_address_and_section_type): Change type to output_section_header.
3391 (section_type): New non-terminal
3392 (section_header): Handle section type.
2253bfba 3393 (opt_address_and_section_type): Return section type value.
4dbd9faf 3394
721ea635
L		 33952010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3396
3397 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3398 * testsuite/plugin_common_test_2.c (foo): Likewise.
3399
6bf924b0
DK		 34002010-04-08 Doug Kwan <dougkwan@google.com>
3401
3402 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3403 Output_merge_data.
3404 * output.cc (Output_section::add_merge_input_section): Simplify
3405 code and return status of Output_merge_base::add_input_section.
e1df38aa 3406 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3407 returns true.
3408
24af6f92
DK		 34092010-04-07 Doug Kwan <dougkwan@google.com>
3410
3411 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3412 if section is marked as containing instructions but has no mapping
3413 symbols.
3414 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3415 correct section index.
3416 (Arm_relobj::find_linked_text_section): Ditto.
3417
00698fc5
CC		 34182010-04-07 Cary Coutant <ccoutant@google.com>
3419
3420 * archive.cc (include_member): Destroy Read_symbols_data object before
3421 releasing file.
3422 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3423 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3424 (Read_symbols_data::~Read_symbols_data) New destructor.
3425 (Section_relocs::Section_relocs) New constructor.
3426 (Section_relocs::~Section_relocs) New destructor.
3427 (Read_relocs_data::Read_relocs_data) New constructor.
3428 (Read_relocs_data::~Read_relocs_data) New destructor.
3429 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3430 pointers to NULL after deleting.
3431
7296d933
DK		 34322010-04-07 Doug Kwan <dougkwan@google.com>
3433
3434 * arm.cc: Replace "endianity" with "endianness" in comments.
3435 (Arm_exidx_cantunwind): Ditto.
3436 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3437 (Arm_relobj::merge_flags_and_attributes): New method.
3438 (Arm_relobj::merge_flags_and_attributes_): New data member.
3439 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3440 (Arm_relobj::scan_sections_for_stubs): Ditto.
3441 (Arm_relobj::do_read_symbols): Check to see if we really want to
3442 merge processor-specific flags and attributes. Exit early if
3443 an object is empty except for section names and the undefined symbol.
3444 (Target_arm::do_finalize_sections): Move check for ELF format to
3445 Arm_relobj::do_read_symbols. Merge processor specific flags and
3446 attributes from a regular object only when we have determined that
3447 it is aapropriate. Do not create an .ARM.attributes section in
3448 output if there is no regular input object.
3449 (Target_arm::merge_processor_specific_flags): Check
3450 --warn-mismatch before printing any error.
3451 (Target_arm::merge_object_attributes): Ditto.
3452 * gold.cc (queue_middle_tasks): Handle the case in which there is
3453 no regular object in input.
3454 * options.cc (General_options::parse_EB): New method.
3455 (General_options::parse_EL): Same.
3456 (General_options::General_options): Initialize endianness_.
3457 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3458 New options.
3459 (General_options::Endianness): New enum.
3460 (General_options::endianness): New method.
3461 (General_options::endianness_): New data member.
3462 * parameters.cc (Parameters::set_options): Check target endianness.
3463 (Parameters::set_target_once): Ditto.
3464 (Parameters::check_target_endianness): New method.
3465 (parameters_force_valid_target): If either -EL or -EB is specified,
3466 use it to define endianness of default target.
3467 * parameters.h (Parameters::check_target_endianness): New method
3468 declaration.
3469 * target.h (class Target): Change "endianity" to "endianness"
3470 in comments.
3471
efc8d4f2
RW		 34722010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3473
3474 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3475 * configure: Regenerate.
3476 * Makefile.in: Regenerate.
3477 * testsuite/Makefile.in: Regenerate.
3478
be234d88
CC		 34792010-04-06 Cary Coutant <ccoutant@google.com>
3480
3481 gcc PR lto/42757
3482 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3483 prevailing definitions of common symbols.
3484 * testsuite/plugin_test_6.sh: New test case.
3485 * testsuite/plugin_common_test_1.c: New test case.
3486 * testsuite/plugin_common_test_2.c: New test case.
3487 * testsuite/Makefile.am (plugin_test_6): New test case.
3488 * testsuite/Makefile.in: Regenerate.
3489
bd32c6bd
NC		 34902010-04-06 Nick Clifton <nickc@redhat.com>
3491
3492 * po/vi.po: New Vietnamese translation.
3493
323c532f
DK		 34942010-03-30 Doug Kwan <dougkwan@google.com>
3495
3496 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3497
4fcd97eb
DK		 34982010-03-25 Doug Kwan <dougkwan@google.com>
3499
3500 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3501 to avoid a conversion warning on a 32-bit host.
3502
4ebf39db
ILT		 35032010-03-24 Ian Lance Taylor <iant@google.com>
3504
3505 * testsuite/script_test_3.t: Add a TLS segment.
3506 * testsuite/Makefile.am (check_PROGRAMS): Add
3507 tls_phdrs_script_test.
3508 (tls_phdrs_script_test_SOURCES): Define.
3509 (tls_phdrs_script_test_DEPENDENCIES): Define.
3510 (tls_phdrs_script_test_LDFLAGS): Define.
3511 (tls_phdrs_script_test_LDADD): Define.
3512 * testsuite/Makefile.in: Rebuild.
3513
4a599bdd
CC		 35142010-03-23 Cary Coutant <ccoutant@google.com>
3515
3516 * fileread.cc (find_or_make_view): Fix comment.
3517
6c93b22c
ILT		 35182010-03-23 Ian Lance Taylor <iant@google.com>
3519
3520 * script-sections.cc (class Orphan_section_placement): Define
3521 PLACE_TLS and PLACE_TLS_BSS.
3522 (Orphan_section_placement::Orphan_section_placement): Initialize
3523 new places.
3524 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3525 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3526 (tls_script_test_SOURCES): Define.
3527 (tls_script_test_DEPENDENCIES): Define.
3528 (tls_script_test_LDFLAGS): Define.
3529 (tls_script_test_LDADD): Define.
3530 * testsuite/Makefile.in: Rebuild.
3531
a2c7281b
DK		 35322010-03-22 Doug Kwan <dougkwan@google.com>
3533
3534 * arm.cc (Arm_relocate_functions::abs8,
3535 Arm_relocate_functions::abs16): Use correct check for overflow
3536 specified in the ARM ELF specs.
3537 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3538 target of a BLX instruction specially.
3539 (Reloc_stub::stub_type_for_reloc): Ditto.
3540 (Relocate::relocate): Use symbolic names instead of numeric relocation
3541 codes to report error.
3542 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3543 workaround.
3544 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3545 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3546 thumb2_blx_out_of_range.stdout
3547 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3548 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3549 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3550 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3551 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3552 thumb2_blx_in_range, thumb2_blx_in_range.o,
3553 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3554 thumb2_blx_out_of_range.o): New rules.
3555 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3556 thumb2_blx_in_range and thumb2_blx_out_of_range.
3557 * testsuite/Makefile.in: Regenerate.
3558 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3559 * testsuite/thumb_blx_in_range.s: New file.
3560 * testsuite/thumb_blx_out_of_range.s: New file.
3561
b0193076
RÁE		 35622010-03-22 Rafael Espindola <espindola@google.com>
3563
3564 * archive.cc (Should_include): Move to archive.h.
3565 (should_include_member): Make it a member of Archive.
3566 (Lib_group): New.
3567 (Add_lib_group_symbols): New.
3568 * archive.h: Include options.h.
3569 (Archive_member): Moved from Archive.
3570 (Should_include): Moved from archive.cc.
3571 (Lib_group): New.
3572 (Add_lib_group_symbols): New.
3573 * dynobj.cc (do_should_include_member): New.
3574 * dynobj.h (do_should_include_member): New.
3575 * gold.cc (queue_initial_tasks): Update call to queue.
3576 * main.cc (main): Print lib group stats.
3577 * object.cc (do_should_include_member): New.
3578 * object.h: Include archive.h.
3579 (Object::should_include_member): New.
3580 (Object::do_should_include_member): New.
3581 (Sized_relobj::do_should_include_member): New.
3582 * options.cc (General_options::parse_start_lib): New.
3583 (General_options::parse_end_lib): New.
3584 (Input_arguments::add_file): Handle lib groups.
3585 (Input_arguments::start_group): Check we are not in a lib.
3586 (Input_arguments::start_lib): New.
3587 (Input_arguments::end_lib): New.
3588 * options.h (General_options): Add start_lib and end_lib.
3589 (Input_argument::lib_): New.
3590 (Input_argument::lib): New.
3591 (Input_argument::is_lib): New.
3592 (Input_file_lib): New.
3593 (Input_arguments::in_lib_): New.
3594 (Input_arguments::in_lib): New.
3595 (Input_arguments::start_lib): New.
3596 (Input_arguments::end_lib_): New.
3597 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3598 in unused members as preempted.
3599 (Sized_pluginobj::do_should_include_member): New.
3600 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3601 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3602 return the blocker.
3603 (Read_symbols::do_whole_lib_group): New.
3604 (Read_symbols::do_lib_group): New.
3605 (Read_symbols::do_read_symbols): Handle lib groups.
3606 (Read_symbols::get_name): Handle lib groups.
3607 * readsyms.h (Read_symbols): Add an archive member pointer.
3608 (Read_symbols::do_whole_lib_group): New.
3609 (Read_symbols::do_lib_group): New.
3610 (Read_symbols::member_): New.
3611 * script.cc (read_input_script): Update call to queue_soon.
3612
d099120c
DK		 36132010-03-19 Doug Kwan <dougkwan@google.com>
3614
3615 * arm.cc (Stub_table::Stub_table): Initialize new data members
3616 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3617 (Stub_table::add_reloc_stub): Assign stub offset and update
3618 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3619 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3620 New data members.
3621 (Stub_table::update_data_size_and_addralign): Use
3622 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3623 instead of going over all reloc stubs.
3624 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3625 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3626 Stringpool_template::offset_ to size of Stringpool_char.
3627 (Stringpool_template::new_key_offset): Remove code to initialize
3628 Stringpool_template::offset_.
3629 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3630 Stringpool_template::offset_ to zero.
3631
1aa37384
DK		 36322010-03-15 Doug Kwan <dougkwan@google.com>
3633
3634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3635 offset_.
3636 (Stringpool_template::new_key_offset): New method.
3637 (Stringpool_template::add_string): Assign offsets when adding new
3638 strings.
3639 (Stringpool_template::set_string_offsets): Do not set string offsets
3640 when not optimizing.
3641 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3642 member size_.
3643 (Chunked_vector::clear): Clear size_.
3644 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3645 (Chunked_vector::size): Return size_.
3646 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 3647 (Chunked_vector::size_): New data member.
1aa37384
DK		 3648 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3649 (Stringpool_template::new_key_offset): New method declaration.
3650 (Stringpool_template::offset_): New data member.
3651
b672b057
RÁE		 36522010-03-15 Rafael Espindola <espindola@google.com>
3653
3654 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3655 Add_symbols' constructor.
3656 * readsyms.h (Add_symbols): Remove the input_group member.
3657
b6848d3c
ILT		 36582010-03-10 Ian Lance Taylor <iant@google.com>
3659
3660 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3661 target to ask whether a reference to a symbol requires a stack
3662 split.
3663 * target.h (Target::is_call_to_non_split): New function.
3664 (Target::do_is_call_to_non_split): Declare virtual function.
3665 * target.cc: Include "symtab.h".
3666 (Target::do_is_call_to_non_split): New function.
3667 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3668
a2a5469e
CC		 36692010-03-10 Cary Coutant <ccoutant@google.com>
3670
3671 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3672 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3673 (File_read::open[2]): Add whole_file_view_ to list of views.
3674 (File_read::make_view): Remove test of whole_file_view_.
3675 (File_read::find_or_make_view): Create whole_file_view_ if
3676 necessary.
3677 (File_read::clear_views): Replace bool parameter with enum;
3678 adjust all callers. Don't delete views with permanent data;
3679 do delete cached views and views from archives if
3680 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3681 if clearing the corresponding view.
3682 * fileread.h (File_read::Clear_views_mode): New enum.
3683 (File_read::View::is_permanent_view): New method.
3684 (File_read::clear_views): Replace bool parameter
3685 with enum; adjust all callers.
3686 * options.h (General_options): Change keep_files_mapped option;
3687 add map_whole_files.
3688 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3689 releasing the file.
3690 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3691 the file.
3692
8861f32b
DM		 36932010-03-10 David S. Miller <davem@davemloft.net>
3694
3695 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3696
d62d0f5f
ST		 36972010-03-09 Sriraman Tallam <tmsriram@google.com>
3698
3699 * icf.cc (get_section_contents): Add '@' marker after processing the
3700 merge reloc.
3701
9177756d
DK		 37022010-03-08 Doug Kwan <dougkwan@google.com>
3703
3704 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3705 due to a conversion warning.
3706 (Arm_relobj::update_output_local_symbol_count): Check for local
3707 symbol with unset output index.
3708
9e9e071b
ILT		 37092010-03-05 Ian Lance Taylor <iant@google.com>
3710
3711 * options.h (class General_options): Add --spare-dynamic-tags.
3712 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3713 --spare-dynamic-tags.
3714
a81ee015
ILT		 37152010-03-05 Ian Lance Taylor <iant@google.com>
3716
3717 * incremental.cc: Include "libiberty.h".
3718
44ec90b9
RO		 37192010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3720
3721 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3722 function, is_info_ member.
3723 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3724 (Versions::Versions): Update caller.
3725 (Versions::define_base_version): Likewise.
3726 (Versions::add_def): Likewise.
3727
0897ed3b
ST		 37282010-03-03 Sriraman Tallam <tmsriram@google.com>
3729
3730 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3731 (Scan::possible_function_pointer_reloc): New function.
3732 (Scan::local_reloc_may_be_function_pointer): Change to call
3733 possible_function_pointer_reloc.
3734 (Scan::global_reloc_may_be_function_pointer): Ditto.
3735 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3736 relocations in ".data.rel.ro._ZTV" section.
3737 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3738 * testsuite/icf_safe_so_test.cc: Ditto.
3739 * testsuite/icf_safe_test.cc: Ditto.
3740 * testsuite/icf_safe_test.sh: Ditto.
3741
d3bbad62
ILT		 37422010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3743 Ian Lance Taylor <iant@google.com>
3744
3745 * target-reloc.h (relocate_section): Check the symbol table index
3746 for -1U before setting the local symbol index.
3747 (scan_relocatable_relocs): If copying the relocation, record that
3748 the local symbol is required.
3749 * object.h (Symbol_value::is_output_symtab_index_set): New
3750 function.
3751 (Symbol_value::may_be_discarded_from_output_symtab): New
3752 function.
3753 (Symbol_value::has_output_symtab_entry): New function.
3754 (Symbol_value::needs_output_symtab_entry): Remove.
3755 (Symbol_value::output_symtab_index): Make sure the symbol index is
3756 set.
3757 (Symbol_value::set_output_symtab_index): Make sure the symbol
3758 index is not set. Make sure the new index is valid.
3759 (Symbol_value::set_must_have_output_symtab_entry): New function.
3760 (Symbol_value::has_output_dynsym_entry): New function.
3761 (Symbol_value::set_output_dynsym_index): Make sure the new index
3762 is valid.
3763 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3764 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3765 local symbol if permitted.
3766 (Sized_relobj::do_finalize_local_symbols): Call
3767 is_output_symtab_index_set rather than needs_output_symtab_entry.
3768 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3769 rather than needs_output_symtab_entry. Call
3770 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3771 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3772 is_output_symtab_index_set rather than needs_output_symtab_entry.
3773 * testsuite/discard_locals_relocatable_test.c: New file.
3774 * testsuite/discard_locals_test.sh: Test -r.
3775 * testsuite/Makefile.am (check_DATA): Add
3776 discard_locals_relocatable_test1.syms,
3777 discard_local_relocatable_test2.syms.
3778 (MOSTLYCLEANFILES): Likewise. Also add
3779 discard_locals_relocatable_test1.lout and
3780 discard_locals_relocatable_test2.out.
3781 (discard_locals_relocatable_test1.syms): New target.
3782 (discard_locals_relocatable_test.o): New target.
3783 (discard_locals_relocatable_test1.out): New target.
3784 (discard_locals_relocatable_test2.syms): New target.
3785 (discard_locals_relocatable_test2.out): New target.
3786 (various): Add missing ../ld-new dependencies.
3787 * testsuite/Makefile.in: Rebuild.
3788
7e8ccf26
NC		 37892010-03-03 Nick Clifton <nickc@redhat.com>
3790
3791 * po/fi.po: New Finnish translation.
3792
2a0ff005
DK		 37932010-03-01 Doug Kwan <dougkwan@google.com>
3794
3795 * layout.cc (Layout::Layout): Force section types of .init_array*,
3796 .preinit_array* and .fini_array* sections.
3797 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3798 Fix check of return value of std::string::find.().
3799 (Output_section::Input_section_sort_compare::operator()): Remove
3800 comment about .init_array.
3801 (Output_section::Input_section_sort_init_fini_compare::operator()):
3802 New method.
3803 (Output_section::sort_attached_input_sections): Handle .init_array
3804 and .fini_array specially.
3805 * output.h (Output_section::Inut_section_sort_compare): Update
3806 comment.
3807 (Output_section::Input_section_sort_init_fini_compare): New struct.
3808
c3e4ae29
DK		 38092010-02-26 Doug Kwan <dougkwan@google.com>
3810
3811 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3812 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3813 * testsuite/debug_msg.sh: Avoid matching source line number for
3814 use of global variable undef_int.
3815
2fd9ae7a
DK		 38162010-02-26 Doug Kwan <dougkwan@google.com>
3817
3818 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3819 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3820 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3821 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3822 * options.cc (General_options::General_options): Initialize member
3823 fix_v4bx_.
3824 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3825 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3826 and rm_no_fix_v4bx.stdout
3827 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3828 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3829 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3830 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3831 and arm_no_fix_v4bx.
3832 * Makefile.in: Regenerate.
3833 * testsuite/arm_fix_v4bx.s: New file.
3834 * testsuite/arm_fix_v4bx.sh: Ditto.
3835
67ec7d0b
DK		 38362010-02-24 Doug Kwan <dougkwan@google.com>
3837
3838 * arm.cc (Target_arm::got_section): Make the .got section the first
3839 non RELRO section in the data segment.
3840 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3841 suffixes of section names.
3842
10165461
DK		 38432010-02-24 Doug Kwan <dougkwan@google.com>
3844
3845 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3846 flags and attributes merging if an input file is a binary file.
3847 * fileread.cc (Input_file::open): Record format of original file.
3848 * fileread.h (Input_file::Format): New enum type.
3849 (Input_file::Input_file): Initialize data member format_.
3850 (Input_file::format): New method definition.
3851 (Input_file::format_):: New data member.
3852
4a54abbb
DK		 38532010-02-24 Doug Kwan <dougkwan@google.com>
3854
3855 * arm.cc (Arm_output_data_got): New class.
3856 (ARM_TCB_SIZE): New constant
3857 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3858 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3859 If user uses a script with a SECTIONS clause, issue only a warning
3860 for a misplaced EXIDX input section. Otherwise, issue an error.
3861 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3862 garbage collection.
3863 (Target_arm::got_mode_index_entry): Handle static linking.
3864 (Target_arm::Scan::local): Ditto.
3865 (Target_arm::Scan::global): Ditto.
3866 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3867 all incorrectly implemented relocations.
e1df38aa 3868 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 3869 Arm_output_section::fix_exidx_coverage.
3870 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3871 from ".ARM.exidx." and ".ARM.extab.".
3872
ca419a6f
ILT		 38732010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3874
3875 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3876 section if it does not already exist.
3877 * attributes.cc (Attributes_section_data::Attributes_section_data):
3878 Don't crash if size is zero.
3879
135b9c78
ILT		 38802010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3881 Ian Lance Taylor <iant@google.com>
3882
3883 * gold.cc (queue_middle_tasks): If no input files were opened,
3884 exit.
3885 * workqueue.h (Task_function::Task_function): Assert that there is
3886 a blocker.
3887
bb0bfe4f
DK		 38882010-02-22 Doug Kwan <dougkwan@google.com>
3889
3890 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3891 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3892 types to avoid warnings due to different uint64_t implementations
3893 on different hosts.
3894
2a2b6d42
DK		 38952010-02-21 Doug Kwan <dougkwan@google.com>
3896
3897 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3898 handling of the maximum backward branch offset.
3899 (Arm_relocate_functions::thumb_branch_common): Ditto.
3900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3901 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 3902 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 3903 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3904 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3905 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3906 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3907 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3908 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3909 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3910 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3911 thumb2_bl_out_of_range.o): New rules.
3912 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3913 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3914 thumb2_bl_out_of_range
3915 * testsuite/Makefile.in: Regenerate.
3916 * testsuite/arm_bl_in_range.s: New file.
3917 * testsuite/arm_bl_out_of_range.s: Ditto.
3918 * testsuite/arm_branch_in_range.sh: Ditto.
3919 * testsuite/arm_branch_range.t: Ditto.
3920 * testsuite/thumb2_branch_range.t: Ditto.
3921 * testsuite/thumb_bl_in_range.s: Ditto.
3922 * testsuite/thumb_bl_out_of_range.s: Ditto.
3923 * testsuite/thumb_branch_range.t: Ditto.
3924
b487ad64
ST		 39252010-02-20 Sriraman Tallam <tmsriram@google.com>
3926
3927 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3928 Add reloc offset information.
3929 * icf.cc (get_section_contents): Change iterators to point to the new
3930 vectors. Add reloc offset information to the contents.
3931 * icf.h (Icf::Sections_reachable_info): New typedef.
3932 (Icf::Sections_reachable_list): New typedef.
3933 (Icf::Offset_info): New typedef.
3934 (Icf::Reloc_info): New struct typedef.
3935 (Icf::Reloc_info_list): New typedef.
3936 (Icf::symbol_reloc_list): Delete method.
3937 (Icf::addend_reloc_list): Delete method.
3938 (Icf::section_reloc_list): Delete method.
3939 (Icf::reloc_info_list): New method.
3940 (Icf::reloc_info_list_): New member.
3941
f96accdf
DK		 39422010-02-19 Doug Kwan <dougkwan@google.com>
3943
3944 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3945 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3946 * arm.cc (Arm_relocation_functions): New forward declaration.
3947 (Target_arm::Target_arm): Initialize new data members
3948 got_mod_index_offset_ and tls_base_symbol_defined_.
3949 (Target_arm::Relocate::relocate_tls): New method.
3950 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3951 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3952 New methods.
3953 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3954 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3955 (Target_arm::got_mod_index_offset_,
3956 Target_arm::tls_base_symbol_defined_): New data members.
3957 (Target_arm::Scan::local, Target::Scan::global,
3958 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3959 relocations.
3960
c8761b9a
DK		 39612010-02-18 Doug Kwan <dougkwan@google.com>
3962
3963 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3964 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3965 text section as a parameter becuase some broken tools may not set
3966 the link in section header.
3967 (Target_arm::has_got_section): New method.
3968 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3969 without any mapping symbol as data only. Remove warning.
3970 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3971 link in its section header, try to discover the link by inspecting the
3972 REL31 relocation at the beginning of the section.
3973 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3974 in error message.
3975 (Target_arm::Scan::global): Treat any reference to the symbol
3976 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3977
21bb3914
ST		 39782010-02-12 Sriraman Tallam <tmsriram@google.com>
3979
3980 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3981 (Scan::global_reloc_may_be_function_pointer): New function.
3982 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3983 (Scan::global_reloc_may_be_function_pointer): New function.
3984 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3985 (Scan::global_reloc_may_be_function_pointer): New function.
3986 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3987 (Scan::global_reloc_may_be_function_pointer): New function.
3988 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3989 (Scan::global_reloc_may_be_function_pointer): New function.
3990 (Scan::possible_function_pointer_reloc): New function.
3991 (Target_x86_64::can_check_for_function_pointers): New function.
3992 * gc.h (gc_process_relocs): Scan relocation types to determine if
3993 function pointers were taken for targets that support it.
3994 * icf.cc (Icf::find_identical_sections): Include functions for
3995 folding in safe ICF whose pointer is not taken.
3996 * icf.h (Secn_fptr_taken_set): New typedef.
3997 (fptr_section_id_): New member.
3998 (section_has_function_pointers): New function.
3999 (set_section_has_function_pointers): New function.
4000 (check_section_for_function_pointers): New function.
4001 * options.h: Fix comment for safe ICF option.
4002 * target.h (can_check_for_function_pointers): New function.
4003 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4004 Modify icf_safe_test for X86-64.
4005 * testsuite/Makefile.in: Regenerate.
4006 * testsuite/icf_safe_so_test.cc: New file.
4007 * testsuite/icf_safe_so_test.sh: New file.
4008 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4009 (main): Change to take pointer to function kept_func_3.
4010 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4011 folding is done correctly for X86-64.
4012
0da6fa6c
DM		 40132010-02-12 David S. Miller <davem@davemloft.net>
4014
4015 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4016 is_symbolless parameter.
4017 (Output_reloc<SHT_REL>::is_symbolless): New.
4018 (Output_reloc<SHT_REL>::is_symbolless_): New.
4019 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4020 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4021 (Output_reloc<SHT_RELA>::is_symbolless): New.
4022 (Output_data_reloc::add_global): Handle is_symbolless.
4023 (Output_data_reloc::add_global_relative): Likewise.
4024 (Output_data_reloc::add_local): Likewise.
4025 (Output_data_reloc::add_local_relative): Likewise.
4026 (Output_data_reloc::add_symbolless_global_addend): New.
4027 (Output_data_reloc::add_symbolless_local_addend): New.
4028 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4029 is_symbolless.
4030 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4031 instead of ->is_relative_
4032 (Output_reloc::write): Likewise.
4033 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4034 (Output_reloc::write_rel): Simplify.
4035
4036 * sparc.cc (Target_sparc::Scan::local): Use
4037 ->add_symbolless_local_addend as needed.
4038 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4039 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4040 based upon relocation offset.
4041
e4782e83
DK		 40422010-02-11 Doug Kwan <dougkwan@google.com>
4043
4044 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4045 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4046 beginning of function.
4047 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4048 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4049 parameter is_32bit in calls to should_apply_static_reloc.
4050 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4051 (check_DATA): Add arm_abs_global.stdout.
4052 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4053 arm_abs_global.stdout): New rules.
4054 (MOSTLLYCLEANFILES): Add arm_abs_global
4055 * Makefile.in: Regenerate.
4056 * testsuite/arm_abs_global.s: New file.
4057 * testsuite/arm_abs_global.sh: Ditto.
4058 * testsuite/arm_abs_lib.s: Ditto.
4059
93ceb764
ILT		 40602010-02-11 Ian Lance Taylor <iant@google.com>
4061
4062 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4063 Read_relocs task.
4064 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4065 Allocate_commons_task first.
4066 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4067 task, rather than symtab_lock_.
4068 (Gc_process_relocs::~Gc_process_relocs): New function.
4069 (Gc_process_relocs::is_runnable): Check this_blocker_.
4070 (Gc_process_relocs::locks): Use next_blocker_ rather than
4071 blocker_.
4072 (Scan_relocs::~Scan_relocs): New function.
4073 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4074 symtab_lock_.
4075 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4076 next_blocker_.
4077 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4078 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4079 constructor accordingly.
4080 (class Gc_process_relocs): Likewise.
4081 (class Scan_relocs): Likewise.
4082 * common.h (class Allocate_commons_task): Remove symtab_lock_
4083 field, and corresponding constructor parameter.
4084 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4085 symtab_lock_.
4086 (Allocate_commons_task::locks): Likewise.
4087
114dfbe1
ILT		 40882010-02-11 Ian Lance Taylor <iant@google.com>
4089
4090 * gold-threads.h (class Once): Define.
4091 (class Initialize_lock): Rewrite as child of Once.
4092 * gold-threads.cc (class Once_initialize): Define.
4093 (once_pointer_control): New static variable.
4094 (once_pointer, once_arg): New static variables.
4095 (c_run_once): New static function.
4096 (Once::Once, Once::run_once, Once::internal_run): New functions.
4097 (class Initialize_lock_once): Remove.
4098 (initialize_lock_control): Remove.
4099 (initialize_lock_pointer): Remove.
4100 (initialize_lock_once): Remove.
4101 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4102 (Initialize_lock::initialize): Rewrite.
4103 (Initialize_lock::do_run_once): New function.
4104 * archive.cc (Archive::interpret_header): Only clear name if it is
4105 not already empty.
4106 * fileread.cc: Include "gold-threads.h"
4107 (file_counts_lock): New static variable.
4108 (file_counts_initialize_lock): Likewise.
4109 (File_read::release): Only increment counts when using --stats.
4110 Use a lock around the increment.
4111 * parameters.cc (class Set_parameters_target_once): Define.
4112 (set_parameters_target_once): New static variable.
4113 (Parameters::Parameters): Move here from parameters.h.
4114 (Parameters::set_target): Rewrite.
4115 (Parameters::set_target_once): New function.
4116 (Parameters::clear_target): Move here and rewrite.
4117 * parameters.h (class Parameters): Update declarations. Add
4118 set_parameters_target_once_ field.
4119 (Parameters::Parameters): Move to parameters.cc.
4120 (Parameters::clear_target): Likewise.
4121 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4122 task.
4123 (Start_group::~Start_group): New function.
4124 (Start_group::is_runnable): New function.
4125 (Start_group::locks, Start_group::run): New functions.
4126 (Finish_group::run): Change saw_undefined to size_t.
4127 * readsyms.h (class Start_group): Define.
4128 (class Finish_group): Change saw_undefined_ field to size_t.
4129 (Finish_group::Finish_group): Remove saw_undefined and
4130 this_blocker parameters. Change all callers.
4131 (Finish_group::set_saw_undefined): New function.
4132 (Finish_group::set_blocker): New function.
4133 * symtab.h (class Symbol_table): Change saw_undefined to return
4134 size_t. Change saw_undefined_ field to size_t.
4135 * target-select.cc (Set_target_once::do_run_once): New function.
4136 (Target_selector::Target_selector): Initialize set_target_once_
4137 field. Don't initialize lock_ and initialize_lock_ fields.
4138 (Target_selector::instantiate_target): Rewrite.
4139 (Target_selector::set_target): New function.
4140 * target-select.h (class Set_target_once): Define.
4141 (class Target_selector): Update declarations. Make
4142 Set_target_once a friend. Remove lock_ and initialize_lock_
4143 fields. Add set_target_once_ field.
4144
fa17a3f4
ILT		 41452010-02-10 Ian Lance Taylor <iant@google.com>
4146
4147 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4148 queueing any tasks.
4149 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4150 (queue_middle_tasks): Add all blockers before queueing any tasks.
4151 (queue_final_tasks): Likewise.
4152 * token.h (Task_token::add_blockers): New function.
4153 * object.h (Input_objects::number_of_relobjs): New function.
4154
c7177d31
ILT		 41552010-02-10 Ian Lance Taylor <iant@google.com>
4156
5de0e392
ILT		 4157 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4158 shared, not if not position independent.
4159 * x86_64.cc (Relocate::relocate_tls): Likewise.
4160 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4161 (tls_pie_pic_test): New target.
4162 * testsuite/Makefile.in: Rebuild.
4163
c7177d31
ILT		 4164 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4165 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4166 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4167 * testsuite/Makefile.in: Rebuild.
4168
684b268a
DM		 41692010-02-09 David S. Miller <davem@davemloft.net>
4170
4171 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4172 R_SPARC_RELATIVE using ->add_local_relative().
4173 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4174
612a8d3d
DM		 4175 * output.h (Output_data_dynamic::add_section_size): New method
4176 that takes two Output_data objects.
4177 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4178 entry param. Handle it in initializers.
4179 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4180 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4181 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4182 arg.
4183 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4184 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4185 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4186 for dynrel_includes_plt.
4187 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4188 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4189 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4190 before .rela.plt
4191 (Target_sparc::do_finalize_sections): Update to pass true for
4192 dynrel_includes_plt.
4193 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4194 output before .rela.plt
4195 (Target_powerpc::do_finalize_sections): Update to pass true for
4196 dynrel_includes_plt when 32-bit.
4197
cb1be87e
DK		 41982010-02-08 Doug Kwan <dougkwan@google.com>
4199
4200 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4201 method.
4202 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4203 Arm_relobj::scan_section_for_cortex_a8_stubs,
4204 Arm_relobj::do_relocation_section): Instead of calling
4205 Output_section::output_address, use faster
4206 Arm_relobj::simple_input_section_output_address.
4207
705b5121
DM		 42082010-02-08 David S. Miller <davem@davemloft.net>
4209
4210 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4211 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4212 relocation helper function.
4213
024c4466
DM		 4214 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4215 just like R_SPARC_GOT{10,13,22}.
4216 (Target_sparc::Scan::local): Likewise.
4217 (Target_sparc::Relocate:relocate): Likewise.
4218
9109c078
ILT		 42192010-02-06 Ian Lance Taylor <iant@google.com>
4220
4221 * configure.ac: Rewrite targetobjs duplicate removal code to use
4222 only shell constructs.
4223 * configure: Rebuild.
4224
cf846138
DK		 42252010-02-05 Doug Kwan <dougkwan@google.com>
4226
4227 PR 11247
4228 * arm.cc (Arm_relobj::section_is_scannable): New method.
4229 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4230 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4231
6cfaf60b
DK		 42322010-02-04 Doug Kwan <dougkwan@google.com>
4233
4234 PR 11247
4235 * arm-reloc-property.cc (cstdio): Include.
4236 * configure.ac (targetobjs): Remove duplicates.
4237 * configure: Regenerate.
4238 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4239 big and little endian version for a given address size.
4240
5c57f1be
DK		 42412010-02-03 Doug Kwan <dougkwan@google.com>
4242
4243 * arm-reloc-property.cc
4244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4245 definition.
4246 * arm-reloc-property.h
4247 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4248 New method definition.
4249 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4250 declaration.
4251 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4252 overflow to N.
4253 (GOT_PREL): Change implemented to Y.
4254 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4255 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4256 (Arm_relocate_functions::movw_abs_nc): Remove method.
4257 (Arm_relocate_functions::movt_abs): Ditto.
4258 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4259 (Arm_relocate_functions::thm_movt_abs): Ditto.
4260 (Arm_relocate_functions::movw_rel_nc): Ditto.
4261 (Arm_relocate_functions::movw_rel): Ditto.
4262 (Arm_relocate_functions::movt_rel): Ditto.
4263 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4264 (Arm_relocate_functions:thm_movw_rel): Ditto.
4265 (Arm_relocate_functions:thm_movt_rel): Ditto.
4266 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4267 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4268 New method definitions.
4269 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4270 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4271 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4272 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4273 (Target_arm::Relocate::relocate): Check for non-static or
4274 unimplemented relocation code and exit early. Change calls to
4275 Target_arm::reloc_uses_thumb_bit and
4276 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4277 instead. Refactor code to handle similar relocations to increase
4278 code sharing. Remove check for unsupported relocation code in switch
4279 statement.
4280 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4281 relocation property table to find out size. Change error message to
4282 print out the name of a relocation code instead of the numeric value.
4283 (Target_arm::scan_reloc_for_stub): Use relocation property table
4284 instead of calling Target_arm::reloc_uses_thumb_bit().
4285
218c5831
DK		 42862010-02-02 Doug Kwan <dougkwan@google.com>
4287
4288 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4289 types of relaxed input section.
4290
0d31c79d
DK		 42912010-02-02 Doug Kwan <dougkwan@google.com>
4292
4293 * Makefile.am (HFILES): Add arm-reloc-property.h.
4294 (DEFFILES): New.
4295 (TARGETSOURCES): Add arm-reloc-property.cc
4296 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4297 (libgold_a_SOURCES): $(DEFFILES)
4298 * Makefile.in: Regenerate.
4299 * arm-reloc-property.cc: New file.
4300 * arm-reloc-property.h: New file.
4301 * arm-reloc.def: New file.
4302 * arm.cc: Update comments.
4303 (arm-reloc-property.h): New included header.
4304 (arm_reloc_property_table): New global variable.
4305 (Target_arm::do_select_as_default_target): New method definition.
4306 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4307 arm-reloc-property to targ_extra_obj.
4308 * parameters.cc (set_parameters_target): Call
4309 Target::select_as_default_target().
4310 * target.h (Target::select_as_default_target): New method definition.
4311 (Target::do_select_as_default_target): Same.
4312
546c7457
DK		 43132010-02-01 Doug Kwan <dougkwan@google.com>
4314
4315 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4316 first_output_text_section_.
4317 (Arm_exidx_fixup::first_output_text_section): New method definition.
4318 (Arm_exidx_fixup::first_output_text_section_): New data member.
4319 (Arm_exidx_fixup::process_exidx_section): Record the first text
4320 output section seen.
4321 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4322 and entsize in output section header.
4323
11b861d5
DK		 43242010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4325
4326 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4327 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4328 (Arm_relocate_functions::thm_alu11): New Method.
4329 (Arm_relocate_functions::thm_pc8): New Method.
4330 (Arm_relocate_functions::thm_pc12): New Method.
4331 (Target_arm::Scan::local): Handle the relocations.
4332 (Target_arm::Scan::global): Likewise.
4333 (Target_arm::Relocate::relocate): Likewise.
4334 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4335
c9a2c125
DK		 43362010-01-29 Doug Kwan <dougkwan@google.com>
4337
4338 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4339 of relocation types as ld.
4340
1521477a
DK		 43412010-01-29 Doug Kwan <dougkwan@google.com>
4342
4343 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4344 to public.
4345 (Arm_relocate_functions::thumb_branch_common): Ditto.
4346 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4347 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4348 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4349 Arm_relocate_functions::jump24): Remove.
4350 (Target_arm::Relocate::relocate): Adjust code to call
4351 Arm_relocation_functions::arm_branch_common and
4352 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4353 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4354
e7eca48c
DK		 43552010-01-29 Doug Kwan <dougkwan@google.com>
4356
4357 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4358 output_local_symbol_count_needs_update_.
4359 (Arm_relobj::output_local_symbol_count_needs_update,
4360 Arm_relobj::set_output_local_symbol_count_needs_update,
4361 Arm_relobj::update_output_local_symbol_count): New methods.
4362 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4363 member.
4364 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4365 of pointed function as in a R_ARM_PREL31 relocation.
4366 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4367 for output local symbol count updating.
4368 (Target_arm::do_relax): Update output local symbol counts in objects
4369 if necessary.
4370 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4371
02961d7e
ILT		 43722010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4373
4374 * arm.cc: Added support for the ARM relocations:
4375 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4376 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4377 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4378 movw_prel_nc).
4379 (Arm_relocate_functions::movw_rel): New method.
4380 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4381 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4382 thm_movw_prel_nc).
4383 (Arm_relocate_functions::thm_movw_rel): New method.
4384 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4385 thm_movt_prel).
4386 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4387 relocations.
4388 (Target_arm::Scan::global): Likewise.
4389 (Target_arm::Relocate::relocate): Likewise.
4390 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4391 Likewise.
4392
b10d2873
ILT		 43932010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4394
4395 * arm.cc: Added support for ARM group relocations.
4396 (Target_arm::reloc_needs_sym_origin): New method.
4397 (Arm_relocate_functions::calc_grp_kn): New method.
4398 (Arm_relocate_functions::calc_grp_residual): New method.
4399 (Arm_relocate_functions::calc_grp_gn): New method.
4400 (Arm_relocate_functions::arm_grp_alu): New Method.
4401 (Arm_relocate_functions::arm_grp_ldr): New Method.
4402 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4403 (Arm_relocate_functions::arm_grp_ldc): New Method.
4404 (Target_arm::Scan::local): Handle the ARM group relocations.
4405 (Target_arm::Scan::global): Likewise.
4406 (Target_arm::Relocate::relocate): Likewise.
4407 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4408 Likewise.
4409
2b328d4e
DK		 44102010-01-26 Doug Kwan <dougkwan@google.com>
4411
4412 * arm.cc (set): Include.
4413 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4414 pointer type.
4415 (Arm_output_section::Text_section_list): New type.
4416 (Arm_output_section::append_text_sections_to_list): New method.
4417 (Arm_output_section::fix_exidx_coverage): Ditto.
4418 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4419 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4420 Relobj::set_section_offset() instead of
4421 Sized_relobj::invalidate_section_offset().
4422 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4423 parameter for section headers. Ignore relocation sections for
4424 unallocated sections and EXIDX sections.
4425 (Target_arm::fix_exidx_coverage): New method.
4426 (Target_arm::output_section_address_less_than): New type.
4427 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4428 linked text section instead of the EXIDX section.
4429 (Arm_output_section::create_stub_group): Add an assertion to check
4430 that this is not an EXIDX output section.
4431 (Arm_output_section::append_text_sections_to_list): New method.
4432 (Arm_output_section::fix_exidx_coverage): Ditto.
4433 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4434 Arm_relobj::section_needs_reloc_stub_scanning.
4435 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4436 first pass.
4437 (Target_arm::fix_exidx_coverage): New method.
4438 * object.h (Relobj::set_output_section): New method.
4439 (Sized_relobj::invalidate_section_offset): Remove method.
4440 (Sized_relobj::do_invalidate_section_offset): Remove method.
4441 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4442
c7f3c371
DK		 44432010-01-25 Doug Kwan <dougkwan@google.com>
4444
4445 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4446 Fix warning due to signed and unsigned comparison on a 32-bit host.
4447
8923b24c
DK		 44482010-01-22 Doug Kwan <dougkwan@google.com>
4449
4450 * arm.cc (Target_arm::do_relax): Record an output section for section
4451 offset adjustment it contains any stub table that has changed.
4452 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4453 offsets in an output section if necessary.
4454 * output.cc (Output_section::Output_section): Initialize
4455 section_offsets_need_adjustments_.
4456 (Output_section::add_input_section_for_script): Renamed to
4457 Output_section::add_simple_input_section.
4458 (Output_section::save_states): Add a comment.
4459 (Output_section::discard_states): New method defintion.
4460 (Output_section::adjust_section_offsets): Same.
4461 * output.h (Output_section::add_input_section_for_script): Renamed to
4462 Output_section::add_simple_input_section.
4463 (Output_section::discard_states): New method declaration.
4464 (Output_section::adjust_section_offsets): Same.
4465 (Output_section::section_offsets_need_adjustment,
4466 Output_section::set_section_offsets_need_adjustment): New method
4467 definitions.
4468 (Output_section::section_offsets_need_adjustment_): New data member.
4469 * script-sections.cc
4470 (Output_section_element_input::set_section_address): Adjust code for
4471 renaming of Output_section::add_input_section_for_script.
4472 (Orphan_output_section::set_section_address): Same.
4473
9b2fd367
DK		 44742010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4475
4476 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4477 Fix_v4bx enum values .
4478 * gold/options.h (General_options): New option definitions.
4479 (General_options::fix_v4bx): New method.
4480 (General_options::Fix_v4bx): New enum.
4481 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4482 (General_options::parse_fix_v4bx_interworking): New method.
4483
80d0d023
DK		 44842010-01-22 Doug Kwan <dougkwan@google.com>
4485
4486 * arm.cc (Arm_exidx_fixup): New class.
4487
af2cdeae
DK		 44882010-01-21 Doug Kwan <dougkwan@google.com>
4489
4490 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4491 classes.
4492 (Arm_exidx_section_offset_map): New type.
4493
993d07c1
DK		 44942010-01-21 Doug Kwan <dougkwan@google.com>
4495
4496 * arm.cc (Arm_exidx_input_section): New class.
4497 (Arm_relobj::exidx_input_section_by_link,
4498 Arm_relobj::exidx_input_section_by_shndx,
4499 Arm_relobj::make_exidx_input_section): New methods.
4500 (read_arm_attributes_section): Remove.
4501 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4502 information about them.
4503 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4504 to here.
4505
5ac169d4
DK		 45062010-01-20 Doug Kwan <dougkwan@google.com>
4507
4508 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4509 Input_section_specifier to Section_id.
4510 (Target_arm::new_arm_input_section: Adjust code for change of key
4511 type.
4512 (Target_arm::find_arm_input_section): Ditto.
4513 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4514 (Section_id): Remove.
4515 (Garbage_collection::Section_id_hash): Remove.
4516 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4517 (Section_id): Remove.
4518 (Icf::Section_id_hash): Remove.
4519 * object.h (Section_id, Const_section_id, Section_id_hash,
4520 Const_section_id_hash): New type definitions.
4521 * output.cc (Output_section::add_relaxed_input_section): Change to
4522 use Const_section_id instead of Input_section_specifier as key type.
4523 (Output_section::add_merge_input_section): Ditto.
4524 (Output_section::build_relaxation_map): Change to use Section_id
4525 instead of Input_section_specifier as key type.
4526 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4527 Ditto.
4528 (Output_section::convert_input_sections_to_relaxed_sections): Change
4529 to use Const_section_id instead of Input_section_specifier as key type.
4530 (Output_section::find_merge_section): Ditto.
4531 (Output_section::find_relaxed_input_section): Ditto.
4532 * output.h (Input_section_specifier): Remove class.
4533 (Output_section::Output_section_data_by_input_section_map): Change
4534 key type to Const_section_id.
4535 (Output_section::Output_relaxed_input_section_by_input_section_map):
4536 Ditto.
4537 (Output_section::Relaxation_map): Change key type to Section_id.
4538
a2162063
ILT		 45392010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4540
4541 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4542 (class Arm_v4bx_stub): New class.
4543 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4544 (Stub_factory::make_arm_v4bx_stub): New method.
4545 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4546 (Stub_table::empty): Handle v4bx stubs.
4547 (Stub_table::add_arm_v4bx_stub): New method.
4548 (Stub_table::find_arm_v4bx_stub): New method.
4549 (Arm_relocate_functions::v4bx): New method.
4550 (Target_arm::fix_v4bx): New method.
4551 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4552 (Stub_table::relocate_stubs): Likewise.
4553 (Stub_table::do_write): Likewise.
4554 (Stub_table::update_data_size_and_addralign): Likewise.
4555 (Stub_table::finalize_stubs): Likewise.
4556 (Target_arm::Scan::local): Likewise.
4557 (Target_arm::Scan::global): Likewise.
4558 (Target_arm::do_finalize_sections): Likewise.
4559 (Target_arm::Relocate::relocate): Likewise.
4560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4561 Likewise.
4562 (Target_arm::scan_reloc_for_stub): Likewise.
4563 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4564
5696ab0b
ILT		 45652010-01-19 Ian Lance Taylor <iant@google.com>
4566
4567 * output.cc (Output_section_headers::do_sized_write): Write large
4568 segment count to sh_info field.
4569 (Output_file_header::do_sized_write): For large segment count,
4570 write PN_XNUM to e_phnum field.
4571
800d0f56
ILT		 45722010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4573
4574 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4575 (Arm_relocate_functions::thm_jump8): New function.
4576 (Arm_relocate_functions::thm_jump11): New function.
4577 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4578 R_ARM_THM_JUMP11.
4579 (Target_arm::Scan::global): Likewise.
4580 (Target_arm::Relocate::relocate): Likewise.
4581 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4582 Likewise.
4583
41263c05
DK		 45842010-01-14 Doug Kwan <dougkwan@google.com>
4585
4586 * arm.cc (map, utility): Include headers.
4587 (Target_arm::apply_cortex_a8_workaround): New method.
4588 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4589 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4590 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4591 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4592 the --[no-]fix-cortex-a8 command line options.
4593 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4594 (Target_arm::relocate_stub): Use addend in instruction template.
4595 * options.h (DEFINE_bool): Set the user-set flag.
4596 (General_options): Add --[no-]-fix-cortex options.
4597 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 4598 : Update fast look-up map after conversion.
41263c05 4599
459e9b03
ST		 46002010-01-14 Sriraman Tallam <tmsriram@google.com>
4601
4602 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4603 in the first pass of do_layout.
4604
b521dfe4
DK		 46052010-01-13 Doug Kwan <dougkwan@google.com>
4606
4607 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4608 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4609 apparent compiler problem of not folding static constant integral
4610 data members of elfcpp::Elf_sizes<32>.
4611
44272192
DK		 46122010-01-13 Doug Kwan <dougkwan@google.com>
4613
4614 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4615 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4616 Arm_relobj::scan_section_for_cortex_a8_erratum,
4617 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4618 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4619 sections to scan for relocation stubs into a new method
4620 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4621 relocation and Cortex-A8 stub scanning.
4622 (Target_arm::do_relax): Force stubs to be after stubbed sections
4623 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 4624 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 4625 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4626
44b71ece
ILT		 46272010-01-12 Ian Lance Taylor <iant@google.com>
4628
4629 * target-reloc.h (visibility_error): New inline function.
4630 (relocate_section): Call visibility_error.
4631 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4632 (MOSTLYCLEANFILES): Likewise.
4633 (protected_4_pic.o, protected_3.err): New targets.
4634 * testsuite/protected_4.cc: New file.
4635
a120bc7f
DK		 46362010-01-12 Doug Kwan <dougkwan@google.com>
4637
4638 * arm.cc (Cortex_a8_reloc): New class.
4639 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4640 and cortex_a8_relocs_info_.
4641 (Target_arm::fix_cortex_a8): New method definition.
4642 (Target_arm::Cortex_a8_relocs_info): New type.
4643 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4644 New data member declarations.
4645 (Target_arm::scan_reloc_for_stub): Record information about
4646 relocations for THUMB branches that might be exempted from the
4647 Cortex-A8 workaround.
4648 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4649 at the beginning of a relaxation pass.
4650
20138696
DK		 46512010-01-12 Doug Kwan <dougkwan@google.com>
4652
4653 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4654 (Arm_relobj::Mapping_symbol_position,
4655 Arm_reloj::Mapping_symbol_position_less,
4656 Arm_relobj::Mapping_symbols_info): New types.
4657 (Target_arm::is_mapping_symbol_name): New method definition.
4658 (Arm_relobj::do_count_local_symbols): Save information about mapping
4659 symbols.
4660
089d69dc
DK		 46612010-01-11 Doug Kwan <dougkwan@google.com>
4662
4663 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4664 Arm_relocate_functions::thumb32_branch_upper,
4665 Arm_relocate_functions::thumb32_branch_lower,
4666 Arm_relocate_functions::thumb32_cond_branch_offset,
4667 Arm_relocate_functions::thumb32_cond_branch_upper,
4668 Arm_relocate_functions::thumb32_cond_branch_lower,
4669 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4670 branch offset encoding.
4671 (Arm_relocate_functions::thumb_branch_common): Use new branch
4672 offset encoding methods to avoid code duplication.
4673 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4674 (Stub_addend_reader::operator()): Use new branch encoding method
4675 to avoid code duplication.
4676
99e5bff2
DK		 46772010-01-11 Doug Kwan <dougkwan@google.com>
4678
4679 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4680 (Target_arm::do_finalize_sections): Define special EXIDX section
4681 symbols only if referenced.
4682 * gc.h (Garbage_collection::add_reference): New method.
4683 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4684 code duplication.
4685
98e090bd
ILT		 46862010-01-11 Ian Lance Taylor <iant@google.com>
4687
d0a91bd8
ILT		 4688 * script.cc (Version_script_info::build_expression_list_lookup):
4689 Change complaing about duplicate wildcard match from error to
4690 warning.
4691
98e090bd
ILT		 4692 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4693 of 2009-12-30.
4694 (Version_script_info::Version_script_info): Initialize globs_,
4695 default_version_, default_is_global_, and exact_. Don't
4696 initialize globals_ or locals_.
4697 (Version_script_info::build_lookup_tables): Build local symbols
4698 first.
4699 (Version_script_info::unquote): New function.
4700 (Version_script_info::add_exact_match): New function.
4701 (Version_script_info::build_expression_list_lookup): Remove lookup
4702 parameter. Add is_global parameter. Change all callers. Handle
4703 wildcard pattern specially. Unquote pattern. Call
4704 add_exact_match.
4705 (Version_script_info::get_name_to_match): New function.
4706 (Version_script_info::get_symbol_version): New function.
4707 (Version_script_info::get_symbol_version_helper): Remove.
4708 (Version_script_info::check_unmatched_names): Call unquote.
4709 * script.h (class Version_script_info): Change get_symbol_version
4710 to be non-inline and add is_global parameter; change all callers.
4711 Rewrite symbol_is_local. Update declarations. Define struct
4712 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4713 Remove globals_ and locals_ members. Add exact_, globs_,
4714 default_version_, is_global_.
4715 (Version_script_info::Glob): Remove pattern, add expression and
4716 is_global. Update constructor. Change all callers.
4717 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4718 default version.
4719 (Versions::symbol_section_contents): If a symbol is undefined, or
4720 defined in a dynamic object, set the version index to
4721 VER_NDX_LOCAL.
4722 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4723 symbol_is_local.
4724 (Symbol_table::add_from_pluginobj): Likewise.
4725 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4726
d56962d3
DK		 47272010-01-11 Doug Kwan <dougkwan@google.com>
4728
4729 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4730 (incremental_dump_LDADD): Add linking option for libintl.
4731 * Makefile.in: Regenerate.
4732
94e6ee91
L		 47332010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4734
4735 PR gold/11144
4736 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4737 instead of -Ds.
4738 * testsuite/Makefile.in: Regenerated.
4739
e96c574b
DK		 47402010-01-10 Doug Kwan <dougkwan@google.com>
4741
4742 * options.h (DEFINE_var): Use parentheses around argument varname__
4743 in macro body to avoid any unintended subsequent substitutions.
4744
7198066b
ILT		 47452010-01-10 Ian Lance Taylor <iant@google.com>
4746
ba4d53bf
ILT		 4747 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4748 candidates before doing symbol resolution.
4749
7198066b
ILT		 4750 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4751 ODR candidates if only one is weak.
4752
a2beed37
ILT		 47532010-01-08 Ian Lance Taylor <iant@google.com>
4754
4755 * script.cc (Version_script_info::build_expression_list_lookup):
4756 Don't warn about ambiguous version, just record the ambiguity.
4757 (Version_script_info::get_symbol_version_helper): Give error if
4758 version is ambiguous.
4759
2fb7225c
DK		 47602010-01-08 Doug Kwan <dougkwan@google.com>
4761
4762 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4763 prev_data_size_ and prev_addralign_. Remove initializer for
4764 deleted data member has_been_changed_.
4765 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4766 to determine if the table is empty.
4767 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4768 Remove.
4769 (Stub_table::add_reloc_stub): Define method in class definition
4770 instead of just declaring it there.
4771 (Stub_table::add_cortex_a8_stub): New method definition.
4772 (Stub_table::update_data_size_and_addralign): Ditto.
4773 (Stub_table::finalize_stubs): Ditto.
4774 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4775 (Stub_table::do_addralign_): Return address alignment in the
4776 (Stub_table::do_reset_address_and_file_offset): Define method in
4777 class definition instead of declaring it there. Set current data
4778 size to be the data size of the previous pass.
4779 (Stub_table::set_final_data_size): Use current data size as the
4780 final data size.
4781 (Stub_table::relocate_stub): Change parameter type of stub from
4782 Reloc_stub pointer to Stub pointer.
4783 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4784 (Stub_table::Cortex_a8_stub_list): New typedef.
4785 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4786 Stub_table::prev_addralign_): New data member.
4787 (Arm_relobj::Arm_relobj): Initialize data member
4788 section_has_cortex_a8_workaround_.
4789 (Arm_relobj::section_has_cortex_a8_workaround,
4790 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4791 definitions.
4792 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4793 declarations.
4794 (Target_arm::relocate_stub): Change parameter type of stub from
4795 Reloc_stub pointer to Stub pointer.
4796 (Insn_template::size, Insn_template::alignment): Handle
4797 THUMB16_SPECIAL_TYPE.
4798 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4799 Stub_table::update_data_size_and_addralign,
4800 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4801 definitions.
4802 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4803 (Stub_table::do_write): Ditto.
4804 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4805
880cd20d
ILT		 48062010-01-08 Ian Lance Taylor <iant@google.com>
4807
4808 PR 11108
4809 * symtab.h (class Symbol): Remove fields is_target_special_ and
4810 has_plt_offset_. Add field is_defined_in_discarded_section_.
4811 (Symbol::is_defined_in_discarded_section): New function.
4812 (Symbol::set_is_defined_in_discarded_section): New function.
4813 (Symbol::has_plt_offset): Rewrite.
4814 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4815 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4816 Don't initialize is_target_special_ or has_plt_offset_.
4817 Initialize is_defined_in_discarded_section_.
4818 (Symbol_table::add_from_relobj): If appropriate, set
4819 is_defined_in_discarded_section.
4820 * resolve.cc (Symbol::override_base_with_special): Don't test
4821 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4822 * target-reloc.h (relocate_section): Do special handling for
4823 symbols defined in discarded sections for global symbols as well
4824 as local symbols.
4825
2703e3eb
ILT		 48262010-01-08 Ian Lance Taylor <iant@google.com>
4827
4828 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4829 the SHT_SYMTAB case.
4830
339d40a3
ILT		 48312010-01-08 Ian Lance Taylor <iant@google.com>
4832
4833 * object.cc (Sized_relobj::do_layout): Don't get confused if
4834 layout_eh_frame returns NULL.
4835
abecea76
ILT		 48362010-01-08 Ian Lance Taylor <iant@google.com>
4837
4838 PR 11084
4839 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4840 dynamic symbol table, use the normal symbol table.
4841 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4842 symbol table.
4843
6b7dd3f3
ILT		 48442010-01-08 Ian Lance Taylor <iant@google.com>
4845
4846 PR 11072
4847 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4848 sections.
4849
36c50e63
L		 48502010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4851
4852 * version.cc (print_version): Change to "Copyright 2010".
4853
e291e7b9
ILT		 48542010-01-08 Ian Lance Taylor <iant@google.com>
4855
4856 PR 10287
4857 PR 11063
4858 * i386.cc (class Target_i386): Change return type of plt_section
4859 to be non-const.
4860 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4861 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4862 tls_desc_rel_ field.
4863 (Output_data_plt_i386::rel_tls_desc): New function.
4864 (Target_i386::rel_tls_desc_section): New function.
4865 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4866 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4867 R_386_TLS_DESC reloc in rel_tls_desc_section.
4868 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4869 Define struct Tlsdesc_info.
4870 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4871 (Target_x86_64::do_reloc_symbol_index): New function.
4872 (Target_x86_64::add_tlsdesc_info): New function.
4873 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4874 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4875 tlsdesc_rel_ field.
4876 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4877 all callers.
4878 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4879 (Target_x86_64::rela_tlsdesc_section): New function.
4880 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4881 handling.
4882 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4883 (Target_x86_64::do_reloc_addend): New function.
4884 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4885 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4886 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4887 (Output_reloc::type): New function.
4888 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4889 (Output_reloc::is_target_specific): New function.
4890 (Output_reloc::target_arg): New function.
4891 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4892 absolute relocs and target specific relocs.
4893 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4894 add_target_specific.
4895 (class Output_data_reloc) [SHT_RELA]: Likewise.
4896 * output.cc (Output_reloc::Output_reloc): Add four new versions
4897 for absolute relocs and target specific relocs.
4898 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4899 (Output_reloc::get_symbol_index): Likewise.
4900 (Output_reloc::local_section_offset): Check that local_sym_index_
4901 is not TARGET_CODE or 0.
4902 (Output_reloc::symbol_value): Likewise.
4903 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4904 reloc.
4905 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4906 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4907 functions.
4908 * layout.cc (add_target_dynamic_tags): Use output section for
4909 DT_PLTRELSZ and DT_JMPREL.
4910
3a44184e
ILT		 49112010-01-07 Ian Lance Taylor <iant@google.com>
4912
4913 PR 11061
4914 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4915 function.
4916 (class Output_data_reloc_generic): Define.
4917 (class Output_data_reloc_base): Change base class to
4918 Output_data_reloc_generic. Change add() method to call
4919 bump_relative_reloc_count for a relative reloc. Remove
4920 sort_relocs_ field.
4921 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4922 to sort_relocs().
4923 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4924 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4925 appropriate.
4926 * layout.h (class Layout): Update declaration.
4927
ea715a34
ILT		 49282010-01-07 Ian Lance Taylor <iant@google.com>
4929
4930 * output.h (class Output_data): Add const version of
4931 output_section and do_output_section.
4932 (class Output_section_data): Add const version of
4933 do_output_section.
4934 (class Output_section): Likewise.
4935 * layout.cc (Layout::add_target_dynamic_tags): New function.
4936 * layout.h (class Layout): Update declarations.
4937 * arm.cc (Target_arm::do_finalize_sections): Use
4938 add_target_dynamic_tags.
4939 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4940 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4941 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4942 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4943
659948a4
ILT		 49442010-01-07 Ian Lance Taylor <iant@google.com>
4945
4946 PR 11042
4947 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4948 object as needed.
4949
9d3b86f6
ILT		 49502010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4951 Ian Lance Taylor <iant@google.com>
4952
4953 PR 11019
4954 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4955 Xindex::read_symtab_xindex.
4956
bb0d3eb0
DK		 49572010-01-07 Doug Kwan <dougkwan@google.com>
4958
4959 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4960 (Insn_template::thumb16_bcond_insn): New method declaration.
4961 (Insn_template): Fix spelling.
4962 (Stub::thumb16_special): New method declaration.
4963 (Stub::do_write): Define virtual method which was previously pure
4964 virtual.
4965 (Stub::do_thumb16_special): New method declaration.
4966 (Stub::do_fixed_endian_write): New template member.
4967 (Reloc_stub::do_write): Remove.
4968 (Reloc_stub::do_fixed_endian_write): Remove.
4969 (Cortex_a8_stub): New class definition.
4970 (Stub_factory::make_cortex_a8_stub): New method definition.
4971 (Stub_factory::Stub_factory): Add missing static storage class
4972 qualifier for elf32_arm_stub_a8_veneer_blx.
4973
ffeef7df
ILT		 49742010-01-07 Ian Lance Taylor <iant@google.com>
4975
dc3f80fe
ILT		 4976 PR 10980
4977 * options.h (class General_options): Add --warn-unresolved-symbols
4978 and --error-unresolved-symbols.
4979 * errors.cc (Errors::undefined_symbol): Implement
4980 --warn-unresolved-symbols.
4981
ffeef7df
ILT		 4982 * options.h (class General_options): Add -z text and -z textoff.
4983 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4984
f1ec9ded
ST		 49852010-01-06 Sriraman Tallam <tmsriram@google.com>
4986
4987 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4988 (Garbage_collection::cident_sections): New function.
4989 (Garbage_collection::add_cident_section): New function.
4990 (Garbage_collection::cident_sections_): New member.
4991 (gc_process_relocs): Add references to sections whose names are C
4992 identifiers.
4993 * gold.h (cident_section_start_prefix): New constant.
4994 (cident_section_stop_prefix): New constant.
4995 (is_cident): New function.
4996 * layout.cc (Layout::define_section_symbols): Replace string constants
4997 with the newly defined constants.
4998 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4999 C identifiers.
5000 * testsuite/Makefile.am: Add gc_orphan_section_test.
5001 * testsuite/Makefile.in: Regenerate.
5002 * testsuite/gc_orphan_section_test.cc: New file.
5003 * testsuite/gc_orphan_section_test.sh: New file.
5004
6eda8c29
ILT		 50052010-01-06 Ian Lance Taylor <iant@google.com>
5006
b9674e17
ILT		 5007 PR 10980
5008 * options.h (class General_options): Add --warn-shared-textrel.
5009 * layout.cc (Layout::finish_dynamic_section): Implement
5010 --warn-shared-textrel.
5011
6eda8c29
ILT		 5012 PR 10980
5013 * options.h (class General_options): Add --warn-multiple-gp.
5014
32dcd44e
ILT		 50152010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5016
5017 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5018 $(THREADSLIB) and $(LIBDL).
5019 * Makefile.in: Rebuild.
5020
a192ba05
ILT		 50212010-01-06 Ian Lance Taylor <iant@google.com>
5022
5023 PR 10980
5024 * options.cc (General_options::parse_section_start): New function.
5025 (General_options::section_start): New function.
5026 (General_options::General_options): Initialize all members.
5027 * options.h: Include <map>
5028 (class General_options): Add --section-start. Add section_starts_
5029 member.
5030 * layout.cc (Layout::attach_allocated_section_to_segment): If
5031 --section-start was used, set the address of the segment. Remove
5032 local sort_sections.
5033 (Layout::relaxation_loop_body): If the address of the load segment
5034 has been set by --section-start, don't use it.
5035 * output.h (Output_segment::update_flags_for_output_section): New
5036 function.
5037 * output.cc (Output_segment::add_output_section): Call
5038 update_flags_for_output_section.
5039
dde3f402
ILT		 50402010-01-05 Ian Lance Taylor <iant@google.com>
5041
62dfdd4d
ILT		 5042 PR 10980
5043 * options.h (class General_options): Add --undefined-version.
5044 * script.cc (struct Version_expression): Add was_matched_by_symbol
5045 field.
5046 (Version_script_info::matched_symbol): New function.
5047 (Version_script_info::get_symbol_version_helper): Call
5048 matched_symbol.
5049 (Version_script_info::check_unmatched_names): New function.
5050 * script.h (class Version_script_info): Update declarations.
5051 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5052
9c4ae156
ILT		 5053 * options.h (class General_options): Use DEFINE_bool_alias for
5054 allow_multiple_definition.
5055 * resolve.cc (Symbol_table::should_override): Don't test
5056 allow_multiple_definition.
5057
dde3f402
ILT		 5058 PR 10980
5059 * options.h (class General_options): Add --cref.
5060 * main.cc (main): Print cref table if --cref. Don't close mapfile
5061 until after printing cref table.
5062 * cref.cc: Include "symtab.h".
5063 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5064 (Cref_table_compare::operator()): New function.
5065 (Cref_inputs::gather_cref): New function.
5066 (filecol): New static const.
5067 (Cref_inputs::print_cref): New function.
5068 (Cref::print_cref): New function.
5069 * cref.h: Include <cstdio>.
5070 (class Cref): Update declarations.
5071 * mapfile.h (Mapfile::file): New function.
5072 * object.h (class Object): Define Symbols. Declare virtual
5073 do_get_global_symbols.
5074 (Object::get_global_symbols): New function.
5075 * object.cc (Input_objects::add_object): Pass object to cref_ if
5076 --cref.
5077 (Input_objects::archive_start): Likewise.
5078 (Input_objects::archive_stop): Likewise.
5079 (Input_objects::print_cref): New function.
5080 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5081 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5082 --cref.
5083 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5084 function.
5085 * plugin.h (class Sized_pluginobj): Update declarations.
5086
8781f709
ILT		 50872010-01-05 Ian Lance Taylor <iant@google.com>
5088
5089 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5090 to is_default_version. Rename insdef to insdefault.
5091 (Symbol_table::add_from_relobj): Rename def to is_default_version
5092 and local to is_forced_local.
5093 (Symbol_table::add_from_pluginobj): Likewise.
5094 (Symbol_table::add_from_dynobj): Likewise.
5095 (Symbol_table::define_special_symbol): Rename insdef to
5096 insdefault.
5097
fe35d28d
ILT		 50982010-01-04 Ian Lance Taylor <iant@google.com>
5099
30bc8c46
ILT		 5100 PR 10980
5101 * options.h (class General_options): Add
5102 --allow-multiple-definition and -z muldefs.
5103 * resolve.cc (Symbol_table::should_override): Don't warn about a
5104 multiple symbol definition if --allow-multiple-definition or -z
5105 muldefs.
5106
7eaea549
ILT		 5107 PR 10980
5108 * options.h (class General_options): Add --add-needed and
5109 --copy-dt-needed-entries. Tweak --as-needed help entry.
5110 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5111 error if --copy-dt-needed-entries aka --add-needed is used and
5112 would cause a change in behaviour.
5113
fe35d28d
ILT		 5114 PR 10980
5115 * options.h (class General_options): Add -G as a short version of
5116 --shared. Add no-op options -assert, -g, and -i.
5117
55a2bb35
ST		 51182010-01-04 Sriraman Tallam <tmsriram@google.com>
5119
5120 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5121 check for .text or .gnu.linkonce.t sections.
5122 * icf.cc (Icf::find_identical_sections): Ditto.
5123 Change the detection for mangled function name within the section
5124 name.
5125 * icf.h (is_section_foldable_candidate): New function.
5126
719328e1
ILT		 51272009-12-30 Ian Lance Taylor <iant@google.com>
5128
5129 PR 10980
5130 * options.h (class General_options): Permit two dashes with
5131 --retain-symbols-file.
5132
d7bb5745
ILT		 51332009-12-30 Ian Lance Taylor <iant@google.com>
5134
403a15dd
ILT		 5135 PR 10979
5136 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5137 don't put the file header and segment headers in the text
5138 segment.
5139
eda294df
ILT		 5140 PR 10979
5141 * common.cc (Sort_commons::operator()): Stabilize sort when both
5142 entries are NULL.
5143 (Symbol_table::do_allocate_commons_list): When allocating common
5144 symbols, skip a symbol which is no longer common.
5145 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5146 an object before checking its type.
5147 * testsuite/common_test_2.c: New file.
5148 * testsuite/common_test_3.c: New file.
5149 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5150 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5151 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5152 (common_test_2_pic.o, common_test_2.so): New targets.
5153 (common_test_3_pic.o, common_test_3.so): New targets.
5154 * testsuite/Makefile.in: Rebuild.
5155
d7bb5745
ILT		 5156 PR 10979
5157 * script.cc (read_input_script): If we see a new SECTIONS clause,
5158 and we have added an input section, give an error.
5159 * layout.h (class Layout): Add have_added_input_section function.
5160 Add have_added_input_section_ field.
5161 * layout.cc (Layout::Layout): Initialize
5162 have_added_input_section_.
5163 (Layout::layout): Set have_added_input_section_.
5164 (Layout::layout_eh_frame): Likewise.
5165
fc59c572
ILT		 51662009-12-30 Ian Lance Taylor <iant@google.com>
5167
5168 PR 10931
5169 * options.h (class General_options): Add --sort-common option.
5170 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5171 * common.cc (Sort_common): Add sort_order parameter to
5172 constructor. Add sort_order_ field.
5173 (Sort_commons::operator): Check sort_order_.
5174 (Symbol_table::allocate_commons): Determine the sort order.
5175 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5176 Change all callers.
5177 (Symbol_table::do_allocate_commons_list): Likewise.
5178
1c74fab0
ILT		 51792009-12-30 Ian Lance Taylor <iant@google.com>
5180
5181 PR 10916
5182 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5183 symbols from this object, don't change the visibility of an
5184 undefined symbol.
5185 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5186
6affe781
ILT		 51872009-12-30 Ian Lance Taylor <iant@google.com>
5188
5189 PR 10861
5190 * script.h (class Version_script_info): Define Language enum.
5191 Update declarations. Define Glob, Exact, and Lookup types. Add
5192 new fields globals_, locals_, and is_finalized_.
5193 * script.cc: Various formatting fixes.
5194 (class Parser_closure): Change language_stack_ from a vector of
5195 std::string to one of Version_script_info::Language. Adjust all
5196 uses accordingly.
5197 (class Lazy_demangler): Remove.
5198 (struct Version_expression): Change language from std::string to
5199 Version_script_info::Language.
5200 (Version_script_info::Version_script_info): New function.
5201 (Version_script_info::~Version_script_info): Don't call clear.
5202 (Version_script_info::finalize): New function.
5203 (Version_script_info::build_lookup_tables): New function.
5204 (Version_script_info::build_expression_list_lookup): New
5205 function.
5206 (Version_script_info::get_symbol_version_helper): Rewrite to use
5207 lookup tables.
5208 (Version_script_info::print_expression_list): Adjust to use
5209 Version_script_info::Language.
5210 (script_push_lex_into_version_mode): Check that the version script
5211 has not been finalized.
5212 (version_script_push_lang): Change language string to
5213 Version_script_info::Language.
5214 * options.cc (Command_line::version_script): New function.
5215 * options.h (class General_options): Add finalize_dynamic_list
5216 function. Change version_script from declaration to definition.
5217 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5218 * testsuite/version_script.map: Remove duplicate def of foo.
5219 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5220 version_script.map.
5221 * testsuite/Makefile.in: Rebuild.
5222
818bf354
ILT		 52232009-12-30 Ian Lance Taylor <iant@google.com>
5224
5225 PR 10843
5226 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5227 if the input symbol index is 0, make the output symbol index 0.
5228
ebcc8304
ILT		 52292009-12-30 Ian Lance Taylor <iant@google.com>
5230
5231 PR 10670
5232 * options.h (class General_options): Add -x/--discard-all.
5233 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5234 --discard-all. If the local symbol needs a dynamic entry, check
5235 that before handling --discard-locals.
5236
176fe33f
ILT		 52372009-12-30 Ian Lance Taylor <iant@google.com>
5238
bb321bb1
ILT		 5239 PR 10450
5240 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5241 flags to PF_R.
5242 (Output_segment::add_output_section): Don't change the flags if
5243 the type is PT_TLS.
5244
176fe33f
ILT		 5245 PR 10450
5246 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5247 GNU hash table if they need a dynamic value. Otherwise, don't add
5248 them if they are defined in a dynamic object or are forced local.
5249
e8cd95c7
ILT		 52502009-12-29 Ian Lance Taylor <iant@google.com>
5251
1b81fb71
ILT		 5252 PR 10450
5253 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5254 .gnu.hash table for a 32-bit target.
5255
8d6d383d
ILT		 5256 PR 10450
5257 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5258 regular and a dynamic object only needs a dynamic symbol table
5259 entry if it is externally visible.
5260
e785ec03
ILT		 5261 PR 10450
5262 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5263 constructor. Add global_offset_table_ field.
5264 (Target_i386::got_section): Set global_offset_table_.
5265 (Target_i386::do_finalize_sections): Set global_offset_table_
5266 size.
5267 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5268 in constructor. Add global_offset_table_ field.
5269 (Target_x86_64::got_section): Set global_offset_table_.
5270 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5271 size.
5272
1a2dff53
ILT		 5273 * layout.cc (Layout::Layout): Initialize increase_relro_.
5274 (Layout::get_output_section): Add is_relro, is_last_relro, and
5275 is_first_non_relro parameters. Change all callers.
5276 (Layout::choose_output_section): Likewise.
5277 (Layout::add_output_section_data): Likewise.
5278 (Layout::make_output_section): Likewise.
5279 (Layout::set_segment_offsets): Clear increase_relro when using a
5280 linker script.
5281 * layout.h (class Layout): Add increase_relro method. Add
5282 increase_relro_ field. Update declarations.
5283 * output.cc (Output_section::Output_section): Initialize
5284 is_last_relro_ and is_first_non_relro_.
5285 (Output_segment::add_output_section): Group relro sections is
5286 do_sort is true. Handle is_last_relro and is_first_non_relro.
5287 (Output_segment::maximum_alignment): Remove relro handling.
5288 (Output_segment::set_section_addresses): Add increase_relro
5289 parameter. Change all callers. Add initial alignment to align
5290 relro sections on separate page. Remove old relro handling.
5291 (Output_segment::set_section_list_addresses): Remove in_relro
5292 parameter. Change all callers.
5293 (Output_segment::set_offset): Add increase parameter. Change all
5294 callers. Remove old relro handling.
5295 * output.h (class Output_section): Add new methods: is_last_relro,
5296 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5297 Add is_last_relro_ and is_first_non_relro_ fields.
5298 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5299 Create separate .got.plt section. Call increase_relro.
5300 * x86_64.cc (Target_x86_64::got_section): Likewise.
5301 * testsuite/relro_script_test.t: Add .got.plt.
5302
f0ba79e2
ILT		 5303 PR 10450
5304 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5305 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5306 (Layout::finalize): Call set_dynamic_symbol_size.
5307 (Layout::set_dynamic_symbol_size): New function.
5308 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5309 set_dynamic_symbol_size.
5310
e8cd95c7
ILT		 5311 PR 10450
5312 * output.h (class Output_section): Add is_entsize_zero_ field.
5313 * output.cc (Output_section::Output_section): Initialize
5314 is_entsize_zero_.
5315 (Output_section::set_entsize): If two different entsizes are
5316 requested, force it to zero.
5317 (Output_section::add_input_section): Set flags for .debug_str
5318 before updating section flags. Set entsize.
5319 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5320 and SHF_STRING if all input sections have those flags.
5321
3e1b9a8a
RÁE		 53222009-12-29 Rafael Espindola <espindola@google.com>
5323
5324 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5325 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5326 reporting.
3e1b9a8a 5327
3dcad376
ST		 53282009-12-29 Sriraman Tallam <tmsriram@google.com>
5329
5330 * options.cc (General_options::parse_version): Allow -v to exit
5331 without an error if there is nothing to link.
5332
084e2665
ILT		 53332009-12-29 Ian Lance Taylor <iant@google.com>
5334
5335 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5336 using a version of gcc before 4.1.
5337 * configure: Rebuild.
5338
250acde3
CD		 53392009-12-28 Chris Demetriou <cgd@google.com>
5340
5341 * attributes.cc (Output_attributes_section_data::do_write): Use
5342 std::vector::front rather than std::vector::data.
5343
99fff23b
ILT		 53442009-12-28 Ian Lance Taylor <iant@google.com>
5345
5346 * symtab.h (class Symbol_table): Add enum Defined.
5347 * resolve.cc (Symbol_table::should_override): Add defined
5348 parameter. Change all callers. Test whether object is NULL
5349 before calling a method on it.
5350 (Symbol_table::report_resolve_problem): Add defined parameter.
5351 Change all callers.
5352 (Symbol_table::should_override_with_special): Likewise.
5353 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5354 parameter. Change all callers.
5355 (Symbol_table::do_define_in_output_data): Likewise.
5356 (Symbol_table::define_in_output_segment): Likewise.
5357 (Symbol_table::do_define_in_output_segment): Likewise.
5358 (Symbol_table::define_as_constant): Likewise.
5359 (Symbol_table::do_define_as_constant): Likewise.
5360 * script.h (class Symbol_assignment): Add is_defsym parameter to
5361 constructor; change all callers.
5362 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5363 parameter. Change all callers. Add is_defsym_ field.
5364 (class Parser_closure): Add parsing_defsym parameter to
5365 constructor; change all callers. Add parsing_defsym accessor
5366 function. Add parsing_defsym_ field.
5367
556bd683
ILT		 53682009-12-28 Ian Lance Taylor <iant@google.com>
5369
5370 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5371 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5372
1782c879
ILT		 53732009-12-23 Ian Lance Taylor <iant@google.com>
5374
5375 * i386.cc (Target_i386::do_calls_non_split): Recognize
5376 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5377 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5378 -fsplit-stack prologue when using %r11.
1782c879 5379
329ca2b1
ST		 53802009-12-21 Sriraman Tallam <tmsriram@google.com>
5381
5382 * options.cc (General_options::parse_version): Make -v continue and do
5383 the link like GNU ld does.
5384
d675ff46
RÁE		 53852009-12-17 Rafael Avila de Espindola <espindola@google.com>
5386
5387 * Makefile.am (CCFILES): Add timer.cc.
5388 (HFILES): Add timer.h.
5389 * configure.ac: Check for sysconf and times.
5390 * main.cc: include timer.h.
5391 (main): Use Timer instead of get_run_time.
5392 * timer.cc: New.
5393 * timer.h: New.
5394 * workqueue.cc: include timer.h.
5395 (Workqueue::find_and_run_task):
5396 Report user, sys and wall time.
5397 * Makefile.in: Regenerate.
5398 * config.in: Regenerate.
5399 * configure: Regenerate.
5400
d6344fb5
DK		 54012009-12-16 Doug Kwan <dougkwan@google.com>
5402
5403 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5404 sections.
5405 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5406 relaxed input sections.
5407 * output.cc (Output_section::find_relaxed_input_section): Change
5408 return type to Output_relaxed_input_section pointer. Adjust code
5409 for new type of relaxed_input_section_map_.
5410 * output.h (Output_section::find_relaxed_input_section): Change
5411 return type to Output_relaxed_input_section pointer.
5412 (Output_section::Output_relaxed_input_section_by_input_section_map):
5413 New type.
5414 (Output_section::relaxed_input_section_map_): Change type to
5415 Output_section::Output_relaxed_input_section_by_input_section_map.
5416 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5417 input section.
5418
0e0d5469
ILT		 54192009-12-15 Ian Lance Taylor <iant@google.com>
5420
5421 * layout.cc (Layout::create_shstrtab): Only write out after input
5422 sections if we are compressing debug sections.
5423
0649a889
ILT		 54242009-12-15 Ian Lance Taylor <iant@google.com>
5425
5426 * archive.cc (Archive::add_symbols): Only look up a symbol without
5427 a version if there is, in fact, a version.
5428
2ea97941
ILT		 54292009-12-14 Ian Lance Taylor <iant@google.com>
5430
5431 Revert -Wshadow changes, all changes from:
5432 2009-12-11 Doug Kwan <dougkwan@google.com>
5433 2009-12-11 Nick Clifton <nickc@redhat.com>
5434 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5435
b0eec2cc
DK		 54362009-12-11 Doug Kwan <dougkwan@google.com>
5437
5438 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5439 due to -Wshadow.
5440 * attributes.cc (Object_attribute::size): Ditto.
5441 (Attributes_section_data::size): Ditto.
5442 (Attributes_section_data::Attributes_section_data): Ditto.
5443 (Output_attributes_section_data::do_write): Ditto.
5444 * attributes.h (Object_attribute::set_type): Ditto.
5445 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5446
91d6fa6a
NC		 54472009-12-11 Nick Clifton <nickc@redhat.com>
5448
5449 * archive.cc: Fix shadowed variable warnings.
5450 * arm.cc: Likewise.
5451 * compressed_output.cc: Likewise.
5452 * compressed_output.h: Likewise.
5453 * configure: Likewise.
5454 * dwarf_reader.cc: Likewise.
5455 * dynobj.cc: Likewise.
5456 * dynobj.h: Likewise.
5457 * ehframe.cc: Likewise.
5458 * ehframe.h: Likewise.
5459 * errors.cc: Likewise.
5460 * expression.cc: Likewise.
5461 * fileread.cc: Likewise.
5462 * fileread.h: Likewise.
5463 * freebsd.h: Likewise.
5464 * i386.cc: Likewise.
5465 * icf.cc: Likewise.
5466 * incremental.h: Likewise.
5467 * layout.cc: Likewise.
5468 * layout.h: Likewise.
5469 * mapfile.cc: Likewise.
5470 * merge.cc: Likewise.
5471 * merge.h: Likewise.
5472 * object.cc: Likewise.
5473 * object.h: Likewise.
5474 * options.h: Likewise.
5475 * output.cc: Likewise.
5476 * output.h: Likewise.
5477 * parameters.cc: Likewise.
5478 * plugin.cc: Likewise.
5479 * powerpc.cc: Likewise.
5480 * reduced_debug_output.cc: Likewise.
5481 * reduced_debug_output.h: Likewise.
5482 * reloc.cc: Likewise.
5483 * reloc.h: Likewise.
5484 * resolve.cc: Likewise.
5485 * script-sections.cc: Likewise.
5486 * script.cc: Likewise.
5487 * script.h: Likewise.
5488 * sparc.cc: Likewise.
5489 * symtab.cc: Likewise.
5490 * symtab.h: Likewise.
5491 * target-select.cc: Likewise.
5492 * target-select.h: Likewise.
5493 * token.h: Likewise.
5494 * workqueue.cc: Likewise.
5495 * workqueue.h: Likewise.
5496 * x86_64.cc: Likewise.
5497
a0351a69
DK		 54982009-12-10 Doug Kwan <dougkwan@google.com>
5499
5500 * arm.cc (attributes.h): New include.
5501 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5502 (Arm_relobj::~Arm_relobj): Delete object pointed by
5503 attributes_section_data_.
5504 (Arm_relobj::attributes_section_data): New method definition.
5505 (Arm_relobj::attributes_section_data_): New data member declaration.
5506 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5507 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5508 attributes_section_data_.
5509 (Arm_dynobj::attributes_section_data): New method definition.
5510 (Arm_dynobj::attributes_section_data_): New data member declaration.
5511 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5512 initialization value of may_use_blx_ to false.
5513 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5514 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5515 object attributes to compute results instead of hard-coding.
5516 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5517 Target_arm::get_secondary_compatible_arch,
5518 Target_arm::set_secondary_compatible_arch
5519 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5520 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5521 New method declarations.
5522 (Target_arm::get_aeabi_object_attribute): New method definition.
5523 (Target_arm::attributes_section_data_): New data member declaration.
5524 (read_arm_attributes_section): New template definition.
5525 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5526 (Arm_dynobj::do_read_symbols): Ditto.
5527 (Target_arm::do_finalize_sections): Merge attributes sections from
5528 input. Check for BLX use after attributes section merging.
5529 Fix __exidx_start and __exidx_end visibility. Create an
5530 .ARM.attributes section if necessary.
5531 (Target_arm::get_secondary_compatible_arch,
5532 Target_arm::set_secondary_compatible_arch,
5533 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5534 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 5535 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 5536 New method definitions.
5537
b59befec
ILT		 55382009-12-09 Ian Lance Taylor <iant@google.com>
5539
5540 * plugin.cc (Plugin::load): Don't cast from void* to a function
5541 pointer.
5542
1276bc89
ILT		 55432009-12-09 Ian Lance Taylor <iant@google.com>
5544
5545 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5546 information fields.
5547
2f2de248
L		 55482009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5549
5550 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5551 Replace two_file_shared_1.so with two_file_shared_2.so.
5552 * testsuite/Makefile.in: Regenerated.
5553
4f787271
DK		 55542009-12-08 Doug Kwan <dougkwan@google.com>
5555
5556 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5557 (HFILES): Add attributes.h and int_encoding.h.
5558 * Makefile.in: Regenerate.
5559 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5560 function definitions to int_encoding.cc
5561 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5562 prototypes to int_encoding.h
5563 * reduced_debug_output.cc (int_encoding.h): New include.
5564 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5565 function definitions to int_encoding.cc
5566 (insert_into_vector, read_from_pointer): Move template definitions to
5567 int_encoding.h
5568 * attributes.cc: New file.
5569 * attributes.h: New file.
5570 * int_encoding.cc: New file.
5571 * int_encoding.h: New file.
5572
20b52f1a
RÁE		 55732009-12-07 Rafael Avila de Espindola <espindola@google.com>
5574
5575 PR gold/11055
5576 * incremental-dump.cc (dump_incremental_inputs): New.
5577 (main): Use dump_incremental_inputs.
5578
53d7974c
L		 55792009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5580
5581 PR gold/10893
5582 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5583 checking elfcpp::STT_FUNC.
5584 (Target_i386::Relocate::relocate): Likewise.
5585 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5586
5587 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5588 symbols from shared libraries into normal FUNC symbols.
5589
5590 * symtab.h (Symbol): Add is_func and use it.
5591
05a352e6
DK		 55922009-12-05 Doug Kwan <dougkwan@google.com>
5593
5594 * arm.cc (Target_arm::arm_info): Initialize new fields
5595 attributes_section and attributes_vendor.
5596 * i386.cc (Target_i386::i386_info): Same.
5597 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5598 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5599 fields attributes_section and attributes_vendor.
53d7974c 5600 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 5601 * target.h (Target::attributes_section, Target::attributes_vendor,
5602 Target::is_attributes_section, Target::attribute_arg_type,
5603 Target::attributes_order): New method definitions.
5604 (Target::Target_info::attributes_section,
5605 Target::Target_info::attributes_vendor): New fields.
5606 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5607 virtual method definitions.
5608 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5609 attributes_section and attributes_vendor.
5610 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5611
f4e5969c
DK		 56122009-12-05 Doug Kwan <dougkwan@google.com>
5613
5614 * arm.cc: Update comments about interworking and stub generation.
5615 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5616 considered as non-PIC.
5617 (Arm_relocate_functions::base_abs): Fix formatting.
5618 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5619 of function to use GOT entry address instead of offset.
5620 (Target_arm::Scan::global): Issue an error if a symbol would need a
5621 PLT does not get one because it is untyped. Remove code to create
5622 dynamic symbols for relative branches.
5623 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5624 takes unsigned integer instead of boolean.
5625
1abce4a6
L		 56262009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5627
5628 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5629 (two_file_test_LDADD): Likewise.
5630 (common_test_1_LDADD): Likewise.
5631 (exception_test_LDADD) Likewise.
5632 (weak_test_LDADD): Likewise.
5633 (many_sections_test_LDADD): Likewise.
5634 (initpri1_LDADD): Likewise.
5635 (script_test_1_LDADD): Likewise.
5636 (script_test_2_LDADD): Likewise.
5637 (justsyms_LDADD): Likewise.
5638 (binary_test_LDADD): Likewise.
5639 (large_LDADD): Likewise.
5640 * testsuite/Makefile.in: Regenerated.
5641
adcf2816 56422009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 5643
adcf2816
L		 5644 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5645 (Symbol_table::override_with_special): Likewise.
5646 (Symbol_table::add_from_object): Likewise.
5647
28e67f5d
RÁE		 56482009-12-04 Rafael Avila de Espindola <espindola@google.com>
5649
5650 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5651 Don't set the data_offset twice.
5652
ae10a101
RÁE		 56532009-12-04 Rafael Avila de Espindola <espindola@google.com>
5654
5655 * testsuite/Makefile.in: Regenerate.
5656
f59f41f3
DK		 56572009-12-03 Doug Kwan <dougkwan@google.com>
5658
5659 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5660 (Target_arm::do_finalize_sections): Add parameter for symbol table
5661 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5662 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5663 parameter for symbol table pointer.
5664 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5665 an additional parameter for a pointer to symbol table.
5666 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5667 parameter for a symbol table pointer.
5668 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5669 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5670 Ditto.
5671 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5672 parameter for a symbol table pointer.
5673
ca55d848
RÁE		 56742009-12-03 Rafael Avila de Espindola <espindola@google.com>
5675
5676 * incremental.cc (Incremental_inputs_header)
5677 (Incremental_inputs_header_write, Incremental_inputs_entry)
5678 (Incremental_inputs_entry_write): Move ...
5679 * incremental.h (Incremental_inputs_header)
5680 (Incremental_inputs_header_write, Incremental_inputs_entry)
5681 (Incremental_inputs_entry_write): here.
5682
3aec4f9c
RÁE		 56832009-12-02 Rafael Avila de Espindola <espindola@google.com>
5684
5685 * incremental.cc (make_sized_incremental_binary): Set the target.
5686 Error if it is incompatible.
5687 * output.h (Output_file): Add filename method.
5688
9c0ae74d
RÁE		 56892009-12-02 Rafael Avila de Espindola <espindola@google.com>
5690
5691 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5692 from the get_* methods.
5693
a45500ae
RÁE		 56942009-12-02 Rafael Avila de Espindola <espindola@google.com>
5695
5696 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5697 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5698 Write 0 for the data_offset of scripts.
5699
325e6408
RÁE		 57002009-12-02 Rafael Avila de Espindola <espindola@google.com>
5701
5702 * testsuite/Makefile.am: Add the incremental_test.sh test.
5703 * testsuite/incremental_test.sh: New.
5704 * testsuite/incremental_test_1.c: New.
5705 * testsuite/incremental_test_2.c: New.
5706
954c3e2e
RÁE		 57072009-12-01 Rafael Avila de Espindola <espindola@google.com>
5708
5709 * incremental-dump.cc (main): Fix typos.
5710
f8086623
RÁE		 57112009-11-27 Rafael Avila de Espindola <espindola@google.com>
5712
5713 PR gold/11025
5714 * incremental-dump.cc (main): Use llu to print 64 bit values.
5715
3b0dd6ac
L		 57162009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5717 H.J. Lu <hongjiu.lu@intel.com>
5718
5719 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5720 $(LIBDL).
5721 (incremental_dump_LDADD): Likewise.
5722 * Makefile.in: Regenerated.
5723
a6d1ef57 57242009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 5725
a6d1ef57
DK		 5726 Revert:
5727
5728 2009-11-25 Doug Kwan <dougkwan@google.com>
5729
5730 * arm.cc (Target_arm::Target_arm): Move method definition
5731 outside of class definition. Add code to handle
5732 --target1-rel, --target1-abs and --target2= options.
5733 (Target_arm::get_reloc_reloc_type): Change method to be
5734 non-static and const.
5735 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5736 New data member declaration.
5737 (Target_arm::Scan::local, Target_arm::Scan::global,
5738 Target_arm::Relocate::relocate,
5739 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5740 Adjust call to Target_arm::get_real_reloc_type.
5741 (Target_arm::get_real_reloc_type): Use command line options
5742 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5743 * options.h (--target1-rel, --target1-abs, --target2): New
5744 ARM-only options.
5745
50aeb7d4
DK		 57462009-11-25 Doug Kwan <dougkwan@google.com>
5747
5748 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5749 class definition. Add code to handle --target1-rel, --target1-abs
5750 and --target2= options.
5751 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5752 and const.
5753 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5754 member declaration.
5755 (Target_arm::Scan::local, Target_arm::Scan::global,
5756 Target_arm::Relocate::relocate,
5757 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5758 call to Target_arm::get_real_reloc_type.
5759 (Target_arm::get_real_reloc_type): Use command line options to
5760 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5761 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5762 options.
5763
51938283
DK		 57642009-11-25 Doug Kwan <dougkwan@google.com>
5765
5766 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5767 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5768 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5769 formatting.
5770 (Arm_relocate_functions::thm_call): Replace body with a call to
5771 Arm_relocate_functions::thumb_branch_common.
5772 (Arm_relocate_functions::thm_jump24,
5773 Arm_relocate_functions::thm_xpc22): New method definitions.
5774 (Arm_relocate_functions::thumb_branch_common): New method definition.
5775 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5776 operator.
5777 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5778 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5779
e2b8f3c4
RÁE		 57802009-11-24 Rafael Avila de Espindola <espindola@google.com>
5781
5782 * Makefile.am: Build incremental-dump
5783 * Makefile.in: Regenerate.
5784 * incremental-dump.cc: New.
5785 * incremental.cc (Incremental_inputs_header_data,
5786 Incremental_inputs_entry_data): Move to incremental.h
5787 * incremental.h: (Incremental_inputs_header_data,
5788 Incremental_inputs_entry_data): Move from incremental.cc
5789
bcba9aec
RÁE		 57902009-11-24 Rafael Avila de Espindola <espindola@google.com>
5791
5792 * incremental.cc (Incremental_inputs_header,
5793 Incremental_inputs_header_write, Incremental_inputs_entry,
5794 Incremental_inputs_entry_write): Add a typedef with the data type.
5795
7c3afe08
RÁE		 57962009-11-24 Rafael Avila de Espindola <espindola@google.com>
5797
5798 * incremental.cc (Incremental_inputs_header,
5799 Incremental_inputs_header_write, Incremental_inputs_entry,
5800 Incremental_inputs_entry_write): Update comment about which
5801 type has the filed descriptions.
5802
d204b6e9
DK		 58032009-11-15 Doug Kwan <dougkwan@google.com>
5804
5805 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5806 (Arm_relocate_functions::arm_branch_common): Change method defintion
5807 in class definition to a method declaration and update list of formal
5808 parameters.
5809 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5810 Arm_relocation_functions::jump24): Adjust call to
5811 Arm_relocate_functions::arm_branch_common. Update list of formal
5812 parameters.
5813 (Arm_relocate_functions::xpc25): New method definition.
5814 (Arm_relocate_functions::arm_branch_common): Move method defintion
5815 out from class definition. Use stubs for mode-switching and extending
5816 branch ranges.
5817 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5818 specially. Change code to enable use of stubs in ARM branches.
5819
43d12afe
DK		 58202009-11-10 Doug Kwan <dougkwan@google.com>
5821
5822 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5823 in method declaration.
5824 (Target_arm::relocate_stub): New method declaration.
5825 (Target_arm::default_target): Change to return a pointer instead of
5826 a const reference.
5827 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5828 Target_arm::default_target.
5829 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5830 method definition.
5831 (Target_arm::relocate_section): Adjust view.
5832 (Target_arm::relocate_stub): New method definition.
5833
ac33a407
DK		 58342009-11-10 Doug Kwan <dougkwan@google.com>
5835
5836 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5837 a format warning.
5838 * incremental.cc (open_incremental_binary): Initialized local
5839 variables to avoid warnings.
5840 * object.cc (make_elf_object): Ditto.
5841 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5842 a format warning.
e1df38aa 5843
88ee28e9
L		 5844009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5845
5846 PR gold/10930
5847 * testsuite/plugin_test.c: Include "config.h".
5848
2daedcd6
DK		 58492009-11-09 Doug Kwan <dougkwan@google.com>
5850
5851 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5852 (arm_symbol_value): Remove.
5853 (Arm_relocate_functions::arm_branch_common,
5854 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5855 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5856 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5857 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5858 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5859 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5860 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5861 Arm_relocate_functions::thm_mobw_abs_nc,
5862 Arm_relocate_functions::thm_mov_abs,
5863 Arm_relocate_functions::movw_prel_nc,
5864 Arm_relocate_functions::thm_movt_abs,
5865 Arm_relocate_functions::movt_prel,
5866 Arm_relocate_functions::thm_movw_prel_nc,
5867 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5868 (Target_arm::Relocate::relocate): Only decompose address into two
5869 parts if relocation type uses the thumb-bit and pass the actual
5870 bit instead of a flag indicating that the thumb-bit is used. Adjust
5871 calls to methods in Arm_relocate_functions for this change.
5872
1276bc89 58732009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 5874
5875 PR 10925
5876 * reloc.cc: Instantiate
5877 Sized_relobj::initialize_input_to_output_maps and
5878 Sized_relobj:free_input_to_output_maps.
5879
e53ad1b5
ILT		 58802009-11-06 Ian Lance Taylor <iant@google.com>
5881
5882 PR 10876
5883 * defstd.cc (in_segment): Set only_if_ref true for "end".
5884
eb44217c
DK		 58852009-11-06 Doug Kwan <dougkwan@google.com>
5886
5887 * arm.cc (class Reloc_stub): Correct a comment.
5888 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5889 (Target_arm::scan_section_for_stubs): New method declaration.
5890 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5891 Change methods from private to protected.
5892 (Target_arm::do_may_relax): New method definition.
5893 (Target_arm::do_relax, Target_arm::group_sections,
5894 Target_arm::scan_reloc_for_stub,
5895 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5896 (Target_arm::arm_input_section_map_): New data member declaration.
5897 (Target_arm::scan_reloc_for_stub,
5898 Target_arm::scan_reloc_section_for_stubs,
5899 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5900 Target_arm::do_relax): New method definitions.
5901
5d329b7d
ILT		 59022009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5903
5904 * configure.ac: Check for (struct stat)::st_mtim
5905 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5906 * config.in: Regenerate.
5907 * configure: Regenerate.
5908
96a0d71b
ILT		 59092009-11-05 Ian Lance Taylor <iant@google.com>
5910
5911 PR 10910
5912 * output.cc (Output_segment::add_output_section): Add missing
5913 return statement.
5914
594c8e5e
ILT		 59152009-11-04 Ian Lance Taylor <iant@google.com>
5916
5917 PR 10880
5918 * object.h (class Object): Add is_needed and set_is_needed
5919 methods. Add is_needed_ field. Make bool fields into bitfields.
5920 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5921 defined in a dynamic object and referenced by a regular object,
5922 set is_needed for the dynamic object.
5923 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5924 if the file is marked with as_needed and it is not needed.
5925
22b127cc
ILT		 59262009-11-04 Ian Lance Taylor <iant@google.com>
5927
5928 PR 10887
5929 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5930 tags if data is discarded by linker script.
5931 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5932 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5933 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5934 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5935
f5c870d2
ILT		 59362009-11-04 Ian Lance Taylor <iant@google.com>
5937
5938 * layout.cc (Layout::get_output_section): Add is_interp and
5939 is_dynamic_linker_section parameters. Change all callers.
5940 (Layout::choose_output_section): Likewise.
5941 (Layout::make_output_section): Likewise.
5942 (Layout::add_output_section_data): Add is_dynamic_linker_section
5943 parameter. Change all callers.
5944 * layout.h (class Layout): Update declarations.
5945 * output.h (class Output_section): Add is_interp, set_is_interp,
5946 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5947 Add is_interp_, is_dynamic_linker_section_ fields. Change
5948 generate_code_fills_at_write_ to a bitfield.
5949 * output.cc (Output_section::Output_sections): Initialize new
5950 fields.
5951 (Output_segment::add_output_section): Add do_sort parameter.
5952 Change all callers.
5953
1ae4d23b
ILT		 59542009-11-03 Ian Lance Taylor <iant@google.com>
5955
5956 PR 10860
5957 * options.h (class General_options): Add --warn-common.
5958 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5959 merging two common symbols.
5960 (Symbol_table::should_override): Handle --warn-common when merging
5961 a common symbol with a defined symbol. Use report_resolve_problem
5962 for multiple definitions.
5963 (Symbol_table::report_resolve_problem): New function.
5964 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5965
55da9579
DK		 59662009-11-03 Doug Kwan <dougkwan@google.com>
5967
5968 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5969 stub_factory_.
5970 (Target_arm::stub_factory): New method definition.
5971 (Target_arm::new_arm_input_section,
5972 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5973 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 5974 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 5975 New type definitions.
5976 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5977 member declarations.
5978 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5979 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5980 New method definitions.
5981
37a9ac43
ILT		 59822009-11-03 Ian Lance Taylor <iant@google.com>
5983
5984 * options.h (class General_options): Add --warn_constructors.
5985
b3d6a3d4
ILT		 59862009-11-03 Ian Lance Taylor <iant@google.com>
5987
5988 PR 10893
5989 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5990 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5991
934b01dd
ILT		 59922009-11-03 Ian Lance Taylor <iant@google.com>
5993
5994 PR 10895
5995 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5996 --msgid-bugs-address.
5997 (install-pdf): New target.
5998 (install-data_yes): Look up one directory to find mkinstalldirs.
5999
03c1939b
L		 60002009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6001
6002 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6003 tree.
6004
ebd95253
DK		 60052009-10-30 Doug Kwan <dougkwan@google.com>
6006
6007 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6008
e9bbb538
DK		 60092009-10-30 Doug Kwan <dougkwan@google.com>
6010
6011 * arm.cc (Stub_addend_reader): New struct template definition
6012 and partial specializations.
6013 (Stub_addend_reader::operator()): New method definition for a
6014 partially specialized template.
6015
d5b40221
DK		 60162009-10-30 Doug Kwan <dougkwan@google.com>
6017
6018 * arm.cc (Arm_relobj::processor_specific_flags): New method
6019 definition.
6020 (Arm_relobj::do_read_symbols): New method declaration.
6021 (Arm_relobj::processor_specific_flags_): New data member declaration.
6022 (Arm_dynobj): New class definition.
6023 (Target_arm::do_finalize_sections): Add input_objects parameter.
6024 (Target_arm::do_adjust_elf_header): New method declaration.
6025 (Target_arm::are_eabi_versions_compatible,
6026 (Target_arm::merge_processor_specific_flags): New method declaration.
6027 (Target_arm::do_make_elf_object): New overloaded method definitions
6028 and declaration.
6029 (Arm_relobj::do_read_symbols): New method definition.
6030 (Arm_dynobj::do_read_symbols): Ditto.
6031 (Target_arm::do_finalize_sections): Add input_objects parameters.
6032 Merge processor-specific flags from all input objects.
6033 (Target_arm::are_eabi_versions_compatible,
6034 Target_arm::merge_processor_specific_flags,
6035 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6036 New method definitions.
6037 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6038 Input_objects pointer type parameter.
6039 * layout.cc (Layout::finalize): Pass input objects to target's.
6040 finalize_sections function.
6041 * output.cc (Output_file_header::do_sized_write): Set ELF file
6042 header's processor-specific flags.
6043 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6044 Input_objects pointer type parameter.
6045 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6046 * target.h (Input_objects): New forward class declaration.
6047 (Target::processor_specific_flags,
6048 Target::are_processor_specific_flags_sect): New method definitions.
6049 (Target::finalize_sections): Add input_objects parameter.
6050 (Target::Target): Initialize processor_specific_flags_ and
6051 are_processor_specific_flags_set_.
6052 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6053 parameter.
6054 (Target::set_processor_specific_flags): New method definition.
6055 (Target::processor_specific_flags_,
6056 Target::are_processor_specific_flags_set_): New data member
6057 declarations.
6058 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6059 Input_objects pointer type parameter.
6060
ebabffbd
DK		 60612009-10-30 Doug Kwan <dougkwan@google.com>
6062
6063 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6064
ad0f2072
ILT		 60652009-10-28 Ian Lance Taylor <iant@google.com>
6066
6067 * object.h (class Relobj): Drop options parameter from
6068 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6069 do_scan_relocs, do_relocate. Change all callers.
6070 (class Sized_relobj): Drop options parameters from
6071 do_gc_process_relocs, do_scan_relocs, do_relocate,
6072 do_relocate_sections, relocate_sections, emit_relocs_scan,
6073 emit_relocs_scan_reltype. Change all callers.
6074 (struct Relocate_info): Remove options field and all references to
6075 it.
6076 * reloc.h (class Read_relocs): Remove options constructor
6077 parameter and options_ field. Change all callers.
6078 (class Gc_process_relocs, class Scan_relocs): Likewise.
6079 (class Relocate_task): Likewise.
6080 * target-reloc.h (scan_relocs): Remove options parameter. Change
6081 all callers.
6082 (scan_relocatable_relocs): Likewise.
6083 * target.h (class Sized_target): Remove options parameter from
6084 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6085 all callers.
6086 * gc.h (gc_process_relocs): Remove options parameter. Change all
6087 callers.
6088 * arm.cc: Update functions to remove options parameters.
6089 * i386.cc: Likewise.
6090 * powerpc.cc: Likewise.
6091 * sparc.cc: Likewise.
6092 * x86_64.cc: Likewise.
6093 * testsuite/testfile.cc: Likewise.
6094
8ffa3667
DK		 60952009-10-28 Doug Kwan <dougkwan@google.com>
6096
6097 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6098 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6099 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6100 New method definitions.
6101
40f36857
CC		 61022009-10-28 Cary Coutant <ccoutant@google.com>
6103
6104 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6105 (Plugin::cleanup_done_): New member.
6106 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6107 (Plugin_manager::cleanup_done_): Remove.
6108 (Plugin_manager::add_input_file): Edit error message.
6109 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6110 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6111
2c849493
ILT		 61122009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6113
6114 * fileread.cc: (File_read::View::~View): Use the new
6115 data_ownership_ filed.
6116 (File_read::~File_read): Dispose the new whole_file_view_.
6117 (File_read::open): Mmap the whole file if needed.
6118 (File_read::open): Use whole_file_view_ instead of contents_.
6119 (File_read::find_view): Use whole_file_view_ if applicable.
6120 (File_read::do_read): Use whole_file_view_ instead of contents_.
6121 (File_read::make_view): Use whole_file_view_ instead of contents_,
6122 update File_read::View::View call.
6123 (File_read::find_or_make_view): Update File_read::View::View
6124 call.
6125 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6126 remove contents_
6127 (File_read::View::Data_ownership): New enum.
6128 (File_read::View::View): Replace bool mapped_ with Data_ownership
6129 argument.
6130 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6131 (File_read::View::data_ownership_): New field.
6132 (File_read::contents_): Remove (replaced by whole_file_view_).
6133 (File_read::whole_file_view_): New field.
6134 * options.h (class General_options): Add --keep-files-mapped.
6135
24998053
CC		 61362009-10-27 Cary Coutant <ccoutant@google.com>
6137
6138 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6139 * testsuite/Makefile.am (plugin_test_5): New test case.
6140 * testsuite/Makefile.in: Regenerate.
6141
72adc4fa
DK		 61422009-10-25 Doug Kwan <dougkwan@google.com>
6143
6144 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6145 from private to protected to allow access by child class.
6146 (Sized_relobj::do_relocate_sections): New method declaration.
6147 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6148 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6149 Sized_relobj::relocate_sections. Instantiate template explicitly
6150 for different target sizes and endianity.
6151
07f508a2
DK		 61522009-10-24 Doug Kwan <dougkwan@google.com>
6153
6154 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6155 (Arm_input_section::as_arm_input_section): New method.
6156 (Arm_output_section): New class definition.
6157 (Arm_output_section::create_stub_group,
6158 Arm_output_section::group_sections): New method definitions.
6159
10ad9fe5
DK		 61602009-10-22 Doug Kwan <dougkwan@google.com>
6161
6162 * arm.cc (Arm_input_section): New class definition.
6163 (Arm_input_section::init, Arm_input_section:do_write,
6164 Arm_input_section::set_final_data_size,
6165 Arm_input_section::do_reset_address_and_file_offset): New method
6166 definitions.
6167
56ee5e00
DK		 61682009-10-21 Doug Kwan <dougkwan@google.com>
6169
6170 * arm.cc (Stub_table, Arm_input_section): New forward class
6171 declarations.
6172 (Stub_table): New class defintion.
6173 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6174 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6175 New method definition.
6176
b569affa
DK		 61772009-10-21 Doug Kwan <dougkwan@google.com>
6178
6179 * arm.cc: Update copyright comments.
6180 (Target_arm): New forward class template declaration.
6181 (Arm_address): New type.
6182 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6183 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6184 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6185 constants.
6186 (Insn_template): Same.
6187 (DEF_STUBS): New macro.
6188 (Stub_type): New enum type.
6189 (Stub_template): New class definition.
6190 (Stub): Same.
6191 (Reloc_stub): Same.
6192 (Stub_factory): Same.
6193 (Target_arm::Target_arm): Initialize may_use_blx_ and
6194 should_force_pic_veneer_.
6195 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6196 Target_arm::should_force_pic_veneer,
6197 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6198 Target_arm::using_thumb_only, Target_arm:;default_target): New
6199 method defintions.
6200 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6201 New data member declarations.
6202 (Insn_template::size, Insn_template::alignment): New method defintions.
6203 (Stub_template::Stub_template): New method definition.
6204 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6205 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6206 (Stub_factory::Stub_factory): New method definition.
6207 * gold.h (string_hash): New template.
6208 * output.h (Input_section_specifier::hash_value): Use
6209 gold::string_hash.
6210 (Input_section_specifier::string_hash): Remove.
6211 * stringpool.cc (Stringpool_template::string_hash): Use
6212 gold::string_hash.
6213
6c172549
DK		 62142009-10-20 Doug Kwan <dougkwan@google.com>
6215
6216 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6217 symbols of relaxed input sections.
6218 * output.h (Output_section::find_relaxed_input_section): Make
6219 method public.
6220
c5617f2f
DK		 62212009-10-16 Doug Kwan <dougkwan@google.com>
6222
6223 * dynobj.cc (Versions::Versions): Initialize version_script_.
6224 Only insert base version symbol definition for a shared object
6225 if version script defines any version versions.
6226 (Versions::define_base_version): New method definition.
6227 (Versions::add_def): Check that base version is not needed.
6228 (Versions::add_need): Define base version lazily.
6229 * dynobj.h (Versions::define_base_version): New method declaration.
6230 (Versions::needs_base_version_): New data member declaration.
6231 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6232 (check_DATA): Add no_version_test.stdout.
6233 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6234 New make rules.
6235 * testsuite/Makefile.in: Regenerate.
6236 * testsuite/no_version_test.c: New file.
6237 * testsuite/no_version_test.sh: Ditto.
6238
3c12dcdb
DK		 62392009-10-16 Doug Kwan <dougkwan@google.com>
6240
6241 * expression.cc (class Segment_start_expression): New class definition.
6242 (Segment_start_expression::value): New method definition.
6243 (script_exp_function_segment_start): Return a new
6244 Segment_start_expression.
6245 * gold/script-c.h (script_saw_segment_start_expression): New function
6246 prototype.
6247 * script-sections.cc (Script_sections::Script_sections): Initialize
6248 SAW_SEGMENT_START_EXPRESSION_ to false.
6249 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6250 and -Tbbs options to specify section addresses if given in
6251 command line and no SEGMENT_START expression is seen in a script.
6252 * script-sections.h (Script_sections::saw_segment_start_expression,
6253 Script_sections::set_saw_segment_start_expression): New method
6254 definition.
6255 (Script_sections::saw_segment_start_expression_): New data member
6256 declaration.
6257 * script.cc (script_saw_segment_start_expression): New function.
6258 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6260 script_test_7.sh and script_test_8.sh.
6261 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6262 script_test_8.stdout.
6263 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6264 (script_test_6, script_test_6.stdout, script_test_7,
6265 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6266 * Makefile.in: Regenerate.
6267 * testsuite/script_test_6.sh: New file.
6268 * testsuite/script_test_6.t: Same.
6269 * testsuite/script_test_7.sh: Same.
6270 * testsuite/script_test_7.t: Same.
6271 * testsuite/script_test_8.sh: Same.
6272
64b1ae37
DK		 62732009-10-16 Doug Kwan <dougkwan@google.com>
6274
6275 * output.cc (Output_segment::set_section_list_address): Cast
6276 expressions to unsigned long long type to avoid format warnings.
6277
661be1e2
ILT		 62782009-10-15 Ian Lance Taylor <iant@google.com>
6279
12edd763 6280 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6281 dot assignment to script_sections_.
12edd763
ILT		 6282 * script-sections.cc (Script_sections::add_dot_assignment):
6283 Initialize if necessary.
6284
68b6574b
ILT		 6285 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6286 program headers with no load segment if there is a linker script.
6287
661be1e2
ILT		 6288 * layout.cc (Layout::set_segment_offsets): Align the file offset
6289 to the segment aligment for -N or -n with no load segment.
6290 * output.cc (Output_segment::add_output_section): Don't crash if
6291 the first section is a TLS section.
6292 (Output_segment::set_section_list_addresses): Print an error
6293 message if the address moves backward in a linker script.
6294 * script-sections.cc
6295 (Output_section_element_input::set_section_addresses): Don't
6296 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6297 (Orphan_output_section::set_section_addresses): Likewise.
6298
f15f61a7
DK		 62992009-10-15 Doug Kwan <dougkwan@google.com>
6300
6301 * layout.cc (Layout::finish_dynamic_section): Generate tags
6302 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6303 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6304 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6305
82bb573a
ILT		 63062009-10-14 Ian Lance Taylor <iant@google.com>
6307
6308 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6309 fields.
6310 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6311 data_shdr fields of relinfo.
6312 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6313 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6314 R_386_TLS_LDO_32, adjust based on section flags.
6315 (Target_i386::Relocate::fix_up_ldo): Remove.
6316
374ad285
ILT		 63172009-10-13 Ian Lance Taylor <iant@google.com>
6318
6319 Add support for -pie.
6320 * options.h (class General_options): Add -pie and
6321 --pic-executable.
6322 (General_options::output_is_position_independent): Test -pie.
6323 (General_options::output_is_executable): Return true if not shared
6324 and not relocatable.
6325 (General_options::output_is_pie): Remove.
6326 * options.cc (General_options::finalize): Reject incompatible uses
6327 of -pie.
6328 * gold.cc (queue_middle_tasks): A -pie link is not static.
6329 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6330 * symtab.cc (Symbol::final_value_is_known): Return false if
6331 output_is_position_independent.
6332 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6333 output_is_position_independent.
6334 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6335 output_is_position_independent.
6336 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6337 output_is_position_independent.
6338 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6339 two_file_pie_test.
6340 (basic_pie_test.o, basic_pie_test): New targets.
6341 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6342 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6343 (two_file_pie_test): New target.
6344 * testsuite/Makefile.in: Rebuild.
6345 * README: Remove note saying that -pie is not supported.
6346
c6585162
ILT		 63472009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6348
6349 * options.h (class General_options): Add -init and -fini.
6350 * layout.cc (Layout::finish_dynamic_section): Emit
6351 given init and fini functions.
6352
032ce4e9
ST		 63532009-10-13 Sriraman Tallam <tmsriram@google.com>
6354
6355 * gc.h (gc_process_relocs): Check if icf is enabled using new
6356 function.
6357 * gold.cc (queue_initial_tasks): Likewise.
6358 (queue_middle_tasks): Likewise.
6359 * object.cc (do_layout): Likewise.
6360 * symtab.cc (is_section_folded): Likewise.
6361 * main.cc (main): Likewise.
6362 * reloc.cc (Read_relocs::run): Likewise.
6363 (Sized_relobj::do_scan_relocs): Likewise.
6364 * icf.cc (is_function_ctor_or_dtor): New function.
6365 (Icf::find_identical_sections): Check if function is ctor or dtor when
6366 safe icf is chosen.
6367 * options.h (General_options::icf): Change option to be an enum.
6368 (Icf_status): New enum.
6369 (icf_enabled): New method.
6370 (icf_safe_folding): New method.
6371 (set_icf_status): New method.
6372 (icf_status_): New variable.
6373 * (options.cc) (General_options::finalize): Set icf_status_.
6374 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6375 icf_test and icf_keep_unique_test to use the --icf enum flag.
6376 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6377 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6378
f345227a
ST		 63792009-10-12 Sriraman Tallam <tmsriram@google.com>
6380
6381 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6382 includes to gc.h and icf.h.
6383 * arm.cc: Include gc.h.
6384 * gold.cc: Likewise.
6385 * i386.cc: Likewise.
6386 * powerpc.cc: Likewise.
6387 * sparc.cc: Likewise.
6388 * x86_64.cc: Likewise.
6389 * gc.h: Include icf.h.
6390
1c7814ed
ILT		 63912009-10-11 Ian Lance Taylor <iant@google.com>
6392
6393 * plugin.cc: Include "gold.h" before other header files.
6394
ae3b5189
CD		 63952009-10-10 Chris Demetriou <cgd@google.com>
6396
6397 * options.h (Input_file_argument::Input_file_type): New enum.
6398 (Input_file_argument::is_lib_): Replace with...
6399 (Input_file_argument::type_): New member.
6400 (Input_file_argument::Input_file_argument): Take Input_file_type
6401 'type' rather than boolean 'is_lib' as second argument.
6402 (Input_file_argument::is_lib): Use type_.
6403 (Input_file_argument::is_searched_file): New function.
6404 (Input_file_argument::may_need_search): Handle is_searched_file.
6405 * options.cc (General_options::parse_library): Support -l:filename.
6406 (General_options::parse_just_symbols): Update for Input_file_argument
6407 changes.
6408 (Command_line::process): Likewise.
6409 * archive.cc (Archive::get_file_and_offset): Likewise.
6410 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6411 * script.cc (read_script_file, script_add_file): Likewise.
6412 * fileread.cc (Input_file::Input_file): Likewise.
6413 (Input_file::will_search_for): Handle is_searched_file.
6414 (Input_file::open): Likewise.
6415 * readsyms.cc (Read_symbols::get_name): Likewise.
6416 * testsuite/Makefile.am (searched_file_test): New test.
6417 * testsuite/Makefile.in: Regenerate.
6418 * testsuite/searched_file_test.cc: New file.
6419 * testsuite/searched_file_test_lib.cc: New file.
6420
f3048a1d
ILT		 64212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6422 Ian Lance Taylor <iant@google.com>
6423
6424 * descriptor.cc: Include <cstdio> and "binary-io.h".
6425 (Descriptors::open): Open the files in binary mode always.
6426 * script.cc (Lex::get_token): Treat \r as whitespace.
6427
d4780e57
ILT		 64282009-10-09 Ian Lance Taylor <iant@google.com>
6429
6430 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6431
d9a893b8
ILT		 64322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6433 Ian Lance Taylor <iant@google.com>
6434
6435 * configure.ac: Check for readv function also.
6436 * fileread.cc (readv): Define if not HAVE_READV.
6437 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6438 does not exist.
6439 * config.in: Regenerate.
6440 * configure: Regenerate.
6441
c0a62865
DK		 64422009-10-09 Doug Kwan <dougkwan@google.com>
6443
6444 * layout.cc (Layout::make_output_section): Call target hook to make
6445 ordinary output section.
6446 (Layout::finalize): Adjust parameter list of call the
6447 Target::may_relax().
6448 * layout.h (class Layout::section_list): New method.
6449 * merge.h (Output_merge_base::entsize): Change visibility to public.
6450 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6451 New methods.
6452 (Output_merge_string::do_is_string): New method.
6453 * object.cc (Sized_relobj::do_setup): renamed from
6454 Sized_relobj::set_up.
6455 * object.h (Sized_relobj::adjust_shndx,
6456 Sized_relobj::initializ_input_to_output_maps,
6457 Sized_relobj::free_input_to_output_maps): Change visibilities to
6458 protected.
6459 (Sized_relobj::setup): Virtualize.
6460 (Sized_relobj::do_setup): New method declaration.
6461 (Sized_relobj::invalidate_section_offset,
6462 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6463 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6464 * options.cc (parse_int): New function.
6465 * options.h (parse_int): New declaration.
6466 (DEFINE_int): New macro.
6467 (stub_group_size): New option.
6468 * output.cc (Output_section::Output_section): Initialize memebers
6469 merge_section_map_, merge_section_by_properties_map_,
6470 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6471 (Output_section::add_input_section): Handled deferred code-fill
6472 generation and remove an old comment.
6473 (Output_section::add_relaxed_input_section): New method definition.
6474 (Output_section::add_merge_input_section): Use merge section by
6475 properties map to speed to search. Update merge section maps
6476 as appropriate.
6477 (Output_section::build_relaxation_map): New method definition.
6478 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6479 Same.
6480 (Output_section::relax_input_section): Renamed to
6481 Output_section::convert_input_sections_to_relaxed_sections and change
6482 interface to take a vector of pointers to relaxed sections.
6483 (Output_section::find_merge_section,
6484 Output_section::find_relaxed_input_section): New method definitions.
6485 (Output_section::is_input_address_mapped,
6486 Output_section::output_offset, Output_section::output_address):
6487 Use output section data maps to speed up searching.
6488 (Output_section::find_starting_output_address): Add comments.
6489 (Output_section::do_write,
6490 Output_section::write_to_postprocessing_buffer): Do code-fill
6491 generation as appropriate.
6492 (Output_section::get_input_sections): Invalidate relaxed input section
6493 map.
6494 (Output_section::restore_states): Adjust type of checkpoint .
6495 Invalidate relaxed input section map.
6496 * output.h (Output_merge_base): New class declaration.
6497 (Input_section_specifier): New class defintion.
6498 (class Output_relaxed_input_section) Change base class to
6499 Output_section_data_build.
6500 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6501 base class initializer.
6502 (Output_section::add_relaxed_input_section): New method declaration.
6503 (Output_section::Input_section): Change visibility to protected.
6504 (Output_section::Input_section::relobj,
6505 Output_section::Input_section::shndx): Handle relaxed input sections.
6506 Output_section::input_sections) Change visibility to protected. Also
6507 define overload to return a non-const pointer.
6508 (Output_section::Merge_section_properties): New class defintion.
6509 (Output_section::Merge_section_by_properties_map,
6510 Output_section::Output_section_data_by_input_section_map,
6511 Output_section::Relaxation_map): New types.
6512 (Output_section::relax_input_section): Rename method to
6513 Output_section::convert_input_sections_to_relaxed_sections and change
6514 interface to take a vector of relaxed section pointers.
6515 (Output_section::find_merge_section,
6516 Output_section::find_relaxed_input_section,
6517 Output_section::build_relaxation_map,
6518 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6519 New method declarations.
6520 (Output_section::merge_section_map_
6521 Output_section::merge_section_by_properties_map_,
6522 Output_section::relaxed_input_section_map_,
6523 Output_section::is_relaxed_input_section_map_valid_,
6524 Output_section::generate_code_fills_at_write_): New data members.
6525 * script-sections.cc
6526 (Output_section_element_input::set_section_addresses): Call
6527 current_data_size and addralign methods of relaxed input sections.
6528 (Orphan_output_section::set_section_addresses): Call current_data_size
6529 and addralign methods of relaxed input sections.
6530 * symtab.cc (Symbol_table::compute_final_value): Extract template
6531 from the body of Symbol_table::sized_finalize_symbol.
6532 (Symbol_table::sized_finalized_symbol): Call
6533 Symbol_table::compute_final_value.
6534 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6535 (Symbol_table::compute_final_value): New templated method declaration.
6536 * target.cc (Target::do_make_output_section): New method defintion.
6537 * target.h (Target::make_output_section): New method declaration.
6538 (Target::relax): Add more parameters for input objects, symbol table
6539 and layout. Adjust call to do_relax.
6540 (Target::do_make_output_section): New method declaration.
6541 (Target::do_relax): Add parameters for input objects, symbol table
6542 and layout.
6543
d446d6c4
ILT		 65442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6545
6546 * pread.c: Include stdio.h.
6547
bc06c745
ILT		 65482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6549
6550 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6551 defined.
6552
75aea3d0
ILT		 65532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6554
6555 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6561 Change read_shndx type to unsigned int.
6562 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6563 int.
6564 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6565 * layout.cc (Layout::create_symtab_sections): Cast the result of
6566 local_symcount * symsize to off_t in the gold_assert.
6567
be8fcb75
ILT		 65682009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6569
6570 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6571 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6572 R_ARM_BASE_ABS.
6573 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6574 (Arm_relocate_functions::thm_abs5): New function.
6575 (Arm_relocate_functions::abs12): New function.
6576 (Arm_relocate_functions::abs16): New function.
6577 (Arm_relocate_functions::base_abs): New function.
6578 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6579 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6580 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6581 R_ARM_BASE_ABS.
6582 (Scan::global): Likewise.
6583 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6584 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6585 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6586 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6587 R_ARM_BASE_ABS.
6588
c2a122b6
ILT		 65892009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6590
6591 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6592 (Arm_relocate_functions::movt_prel): New function.
6593 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6594 (Arm_relocate_functions::thm_movt_prel): New function.
6595 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6596 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6597 (Scan::global, Relocate::relocate): Likewise.
6598 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6599
c4aa1e2d
ILT		 66002009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6601
6602 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6603 Incremental_checker.
6604 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6605 unsigned int.
6606 (class Incremental_inputs_header): New class.
6607 (Incremental_inputs_header_writer): Edit comment.
6608 (Incremental_inputs_entry): New class.
6609 (Incremental_inputs_entry_writer): Edit comment.
6610 (Sized_incremental_binary::do_find_incremental_inputs_section):
6611 Add *strtab_shndx parameter, fill it.
6612 (Sized_incremental_binary::do_check_inputs): New method.
6613 (Incremental_checker::can_incrementally_link_output_file): Use
6614 Sized_incremental_binary::check_inputs.
6615 (Incremental_inputs::report_command_line): Save command line in
6616 command_line_.
6617 * incremental.h:
6618 (Incremental_binary::find_incremental_inputs_section): New
6619 method.
6620 (Incremental_binary::do_find_incremental_inputs_section): Add
6621 strtab_shndx parameter.
6622 (Incremental_binary::do_check_inputs): New pure virtual method.
6623 (Sized_incremental_binary::do_check_inputs): Declare.
6624 (Incremental_checker::Incremental_checker): Add incremental_inputs
6625 parameter, use it to initialize incremental_inputs_.
6626 (Incremental_checker::incremental_inputs_): New field.
6627 (Incremental_checker::command_line): New method.
6628 (Incremental_checker::inputs): New method.
6629 (Incremental_checker::command_line_): New field.
6630
c549a694
ILT		 66312009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6632
6633 * incremental.cc: Include <cstdarg> and "target-select.h".
6634 (vexplain_no_incremental): New function.
6635 (explain_no_incremental): New function.
6636 (Incremental_binary::error): New method.
6637 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6638 method.
6639 (make_sized_incremental_binary): New function.
6640 (open_incremental_binary): New function.
6641 (can_incrementally_link_file): Add checks if output is ELF and has
6642 inputs section.
6643 * incremental.h: Include "elfcpp_file.h" and "output.h".
6644 (Incremental_binary): New class.
6645 (Sized_incremental_binary): New class.
6646 (open_incremental_binary): Declare.
6647 * object.cc (is_elf_object): Use
6648 elfcpp::Elf_recognizer::is_elf_file.
6649 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6650 * output.h (Output_file::filesize): New method.
6651
fd3c5f0b
ILT		 66522009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6653
6654 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6655 New function.
6656 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6657 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6658 function.
6659 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6660 function.
6661 (Arm_relocate_functions::movw_abs_nc): New function.
6662 (Arm_relocate_functions::movt_abs): New function.
6663 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6664 (Arm_relocate_functions::thm_movt_abs): New function.
6665 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6666 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6667 (Scan::global): Likewise.
6668 (Relocate::relocate): Likewise.
6669 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6670
7f5309a5
ILT		 66712009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6672
6673 * arm.cc (Arm_relocate_functions::got_prel) New function.
6674 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6675 (Relocate::relocate): Likewise.
6676 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6677
364c7fa5
ILT		 66782009-10-06 Ian Lance Taylor <iant@google.com>
6679
6680 * options.h (class General_options): Define
6681 split_stack_adjust_size parameter.
6682 * object.h (class Object): Add uses_split_stack_ and
6683 has_no_split_stack_ fields. Add uses_split_stack and
6684 has_no_split_stack accessor functions. Declare
6685 handle_split_stack_section.
6686 (class Reloc_symbol_changes): Define.
6687 (class Sized_relobj): Define Function_offsets. Declare
6688 split_stack_adjust, split_stack_adjust_reltype, and
6689 find_functions.
6690 * object.cc (Object::handle_split_stack_section): New function.
6691 (Sized_relobj::do_layout): Call handle_split_stack_section.
6692 * dynobj.cc (Sized_dynobj::do_layout): Call
6693 handle_split_stack_section.
6694 * reloc.cc (Sized_relobj::relocate_sections): Call
6695 split_stack_adjust for executable sections in split_stack
6696 objects. Pass reloc_map to relocate_section.
6697 (Sized_relobj::split_stack_adjust): New function.
6698 (Sized_relobj::split_stack_adjust_reltype): New function.
6699 (Sized_relobj::find_functions): New function.
6700 * target-reloc.h: Include "object.h".
6701 (relocate_section): Add reloc_symbol_changes parameter. Change
6702 all callers.
6703 * target.h (class Target): Add calls_non_split method. Declare
6704 do_calls_non_split virtual method. Declare match_view and
6705 set_view_to_nop.
6706 * target.cc: Include "elfcpp.h".
6707 (Target::do_calls_non_split): New function.
6708 (Target::match_view): New function.
6709 (Target::set_view_to_nop): New function.
6710 * gold.cc (queue_middle_tasks): Give an error if mixing
6711 split-stack and non-split-stack objects with -r.
6712 * i386.cc (Target_i386::relocate_section): Add
6713 reloc_symbol_changes parameter.
6714 (Target_i386::do_calls_non_split): New function.
6715 * x86_64.cc (Target_x86_64::relocate_section): Add
6716 reloc_symbol_changes parameter.
6717 (Target_x86_64::do_calls_non_split): New function.
6718 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6719 parameter.
6720 * powerpc.cc (Target_powerpc::relocate_section): Add
6721 reloc_symbol_changes parameter.
6722 * sparc.cc (Target_sparc::relocate_section): Add
6723 reloc_symbol_changes parameter.
6724 * configure.ac: Call AM_CONDITIONAL for the default target.
6725 * configure: Rebuild.
6726 * testsuite/Makefile.am (TEST_AS): New variable.
6727 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6728 (check_DATA): Add split_i386 and split_x86_64 files.
6729 (SPLIT_DEFSYMS): Define.
6730 (split_i386_[1234n].o): New targets.
6731 (split_i386_[124]): New targets.
6732 (split_i386_[1234r].stdout): New targets.
6733 (split_x86_64_[1234n].o): New targets.
6734 (split_x86_64_[124]): New targets.
6735 (split_x86_64_[1234r].stdout): New targets.
6736 (MOSTLYCLEANFILES): Add new executables.
6737 * testsuite/split_i386.sh: New file.
6738 * testsuite/split_x86_64.sh: New file.
6739 * testsuite/split_i386_1.s: New file.
6740 * testsuite/split_i386_2.s: New file.
6741 * testsuite/split_i386_3.s: New file.
6742 * testsuite/split_i386_4.s: New file.
6743 * testsuite/split_i386_n.s: New file.
6744 * testsuite/split_x86_64_1.s: New file.
6745 * testsuite/split_x86_64_2.s: New file.
6746 * testsuite/split_x86_64_3.s: New file.
6747 * testsuite/split_x86_64_4.s: New file.
6748 * testsuite/split_x86_64_n.s: New file.
6749 * testsuite/testfile.cc (Target_test): Update relocation_section
6750 function.
6751 * testsuite/Makefile.in: Rebuild.
6752
e8a9fcda
ILT		 67532009-10-06 Ian Lance Taylor <iant@google.com>
6754
6755 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6756 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6757 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6758 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6759 the address on ldo_addrs_.
6760 (Target_i386::Relocate::fix_up_ldo): New function.
6761
e99daf92
ILT		 67622009-10-06 Rafael Espindola <espindola@google.com>
6763
6764 * plugin.cc (add_input_library): New.
6765 (Plugin::load): Add add_input_library to tv.
6766 (Plugin_manager::add_input_file): Add the is_lib argument.
6767 (add_input_file): Update call to Plugin_manager::add_input_file.
6768 (add_input_library): New.
6769 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6770
966d4097
DK		 67712009-09-30 Doug Kwan <dougkwan@google.com>
6772
6773 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6774 symbol and call Symbol::may_need_copy_reloc to determine if
6775 a copy reloc is needed.
6776 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6777 nocopyreloc is given in command line.
6778 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6779 given in command line.
6780 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6781 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6782 of the removed Target_i386::may_need_copy_reloc.
6783 * options.h (copyreloc): New option with default value false.
6784 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6785 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6786 instead of the removed Target_powerpc::may_need_copy_reloc.
6787 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6788 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6789 instead of the removed Target_sparc::may_need_copy_reloc.
6790 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6791 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6792 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6793 instead of the removed Target_x86_64::may_need_copy_reloc.
6794
029ba973
ILT		 67952009-09-30 Ian Lance Taylor <iant@google.com>
6796
6797 * object.h (class Object): Remove target_ field, and target,
6798 sized_target, and set_target methods.
6799 (Object::sized_target): Remove.
6800 (class Sized_relobj): Update declarations. Remove sized_target.
6801 * object.cc (Sized_relobj::setup): Remove target parameter.
6802 Change all callers.
6803 (Input_objects::add_object): Don't do anything with the target.
6804 (make_elf_sized_object): Add punconfigured parameter. Change all
6805 callers. Set or test parameter target.
6806 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6807 Change all callers.
6808 * parameters.cc (Parameters::set_target): Change parameter type to
6809 be non-const.
6810 (Parameters::default_target): Remove.
6811 (set_parameters_target): Change parameter type to be non-const.
6812 (parameters_force_valid_target): New function.
6813 (parameters_clear_target): New function.
6814 * parameters.h (class Parameters): Update declarations. Remove
6815 default_target method. Add sized_target and clear_target
6816 methods. Change target_ to be non-const.
6817 (set_parameters_target): Update declaration.
6818 (parameters_force_valid_target): Declare.
6819 (parameters_clear_target): Declare.
6820 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6821 as NULL if we aren't searching.
6822 (Add_symbols::run): Don't check for compatible target.
6823 * fileread.cc (Input_file::open_binary): Call
6824 parameters_force_valid_target.
6825 * gold.cc (queue_middle_tasks): Likewise.
6826 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6827 set_target on object.
6828 * dynobj.h (class Sized_dynobj): Update declarations.
6829 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6830 make_elf_object returns NULL.
6831 (Archive::include_member): Don't check whether object target is
6832 compatible.
6833 * output.cc (Output_section::add_input_section): Get target from
6834 parameters.
6835 (Output_section::relax_input_section): Likewise.
6836 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6837 parameters.
6838 (Sized_relobj::do_scan_relocs): Likewise.
6839 (Sized_relobj::relocate_sections): Likewise.
6840 * resolve.cc (Symbol_table::resolve): Likewise.
6841 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6842 parameter. Change all callers.
6843 (Symbol_table::add_from_object): Get target from parameters.
6844 (Symbol_table::add_from_relobj): Don't check object target.
6845 (Symbol_table::add_from_dynobj): Likewise.
6846 (Symbol_table::define_special_symbol): Get target from
6847 parameters.
6848 * symtab.h (class Symbol_table): Update declaration.
6849 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6850 parameter. Change all callers. Clear parameter target.
6851 (Binary_test): Test target here.
6852 * testsuite/object_unittest.cc (gold_testsuite): Remove
6853 target_test_pointer parameter. Change all callers.
6854 (Object_test): Test target here.
6855
a6a22b83
ILT		 68562009-09-26 Ian Lance Taylor <iant@google.com>
6857
6858 * testsuite/initpri1.c: Don't try to use constructor priorities if
6859 compiling with gcc before 4.3.
6860
6a8f49fe
ILT		 68612009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6862
6863 * testsuite/retain_symbols_file_test.sh (check_present): Change
6864 output file name to retain_symbols_file_test.stdout.
6865 (check_absent): Likewise.
6866
8c604651
CS		 68672009-09-18 Craig Silverstein <csilvers@google.com>
6868
6869 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6870 * options.cc: Include <cerrno> and <fstream>.
6871 (General_options::finalize): Parse -retain-symbols-file tag.
6872 * options.h: New flag.
6873 (General_options): New method should_retain_symbol, new
6874 variable symbols_to_retain.
6875 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6876 should_retain_symbol map.
6877 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6878 * testsuite/Makefile.in: Regenerate.
6879 * testsuite/retain_symbols_file_test.sh: New file.
6880
ca58b19f
NC		 68812009-09-18 Nick Clifton <nickc@redhat.com>
6882
6883 * po/es.po: Updated Spanish translation.
6884
20e6d0d6
DK		 68852009-09-17 Doug Kwan <dougkwan@google.com>
6886
6887 * debug.h (DEBUG_RELAXATION): New constant.
6888 (DEBUG_ALL): Add DEBUG_RELAXATION.
6889 (debug_string_to_enum): Add relaxation debug option.
6890 * layout.cc
6891 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6892 Layout::Relaxation_debug_check::read_sections,
6893 Layout::Relaxation_debug_check::read_sections): New method definitions.
6894 (Layout::Layout): Initialize data members
6895 record_output_section_data_from_scrips_,
6896 script_output_section_data_list_ and relaxation_debug_check_.
6897 (Layout::save_segments, Layout::restore_segments,
6898 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6899 Layout::relaxation_loop_body): New method definitions.
6900 (Layout::finalize): Support relaxation. Move section layout code to
6901 Layout::relaxation_loop_body.
6902 (Layout::set_asection_address_from_script): Move code for orphan
6903 section placement out.
6904 (Layout::place_orphan_sections_in_script): New method definition.
6905 * layout.h (Output_segment_headers, Output_file_header):
6906 New forward class declarations.
6907 (Layout::~Layout): Define.
6908 (Layout::new_output_section_data_from_script): New method definition.
6909 (Layout::place_orphan_sections_in_script): New method declaration.
6910 (Layout::Segment_states): New type declaration.
6911 (Layout::save_segments, Layout::restore_segments,
6912 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6913 Layout::relaxation_loop_body): New method declarations.
6914 (Layout::Output_section_data_list): New type declaration.
6915 (Layout::Relaxation_debug_check): New class definition.
6916 (Layout::record_output_section_data_from_script_,
6917 Layout::script_output_section_data_list_, Layout::segment_states_,
6918 Layout::relaxation_debug_check_): New data members.
6919 * output.cc: (Output_section_headers::do_size): New method definition.
6920 (Output_section_headers::Output_section_headers): Move size
6921 computation to Output_section_headers::do_size.
6922 (Output_segment_headers::do_size): New method definition.
e1df38aa 6923 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 6924 Output_file_header::do_size and call it.
6925 (Output_file_header::do_size): New method definition.
6926 (Output_data_group::Output_data_group): Adjust call to
6927 Output_section_data.
6928 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6929 (Output_symtab_xindex::do_write): Add array bound check.
6930 (Output_section::Input_section::print_to_mapfile): Handle
6931 RELAXED_INPUT_SECTION_CODE.
6932 (Output_section::Output_section): Initialize data member checkpoint_.
6933 (Output_section::~Output_section): Delete checkpoint object pointed
6934 by checkpoint_.
6935 (Output_section::add_input_section): Always add an Input_section if
6936 relaxing.
6937 (Output_section::add_merge_input_section): Add assert.
6938 (Output_section::relax_input_section): New method definition.
6939 (Output_section::set_final_data_size): Set load address to zero for
6940 an unallocated section.
6941 (Output_section::do_address_and_file_offset_have_reset_values):
6942 New method definition.
6943 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6944 Handle relaxed input section.
6945 (Output_section::sort_attached_input_sections): Checkpoint input
6946 section list lazily.
6947 (Output_section::get_input_sections): Change type of input_sections to
6948 list of Simple_input_section pointers. Checkpoint input section list
6949 lazily. Also handle relaxed input sections.
6950 (Output_section::add_input_section_for_script): Take a reference to
6951 a Simple_input_section object instead of Relobj pointer and section
6952 index as parameter. Handle relaxed input sections.
6953 (Output_section::save_states, Output_section::restore_states): New
6954 method definitions.
6955 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6956 (Output_data::is_data_size_fixed): New method definition.
6957 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6958 if it is fixed.
6959 (Output_data::address_and_file_offset_have_reset_values): New method
6960 definition.
6961 (Output_data::do_address_and_file_offset_have_reset_values): New method
6962 definition.
6963 (Output_data::set_data_size): Check that data size is not fixed.
6964 (Output_data::fix_data_size): New method definition.
6965 (Output_data::is_data_size_fixed_): New data member.
6966 (Output_section_headers::set_final_data_size): New method definition.
6967 (Output_section_headers::do_size): New method declaration.
6968 (Output_segment_headers::set_final_data_size): New method definition.
6969 (Output_segment_headers::do_size): New method declaration.
6970 (Output_file_header::set_final_data_size)::New method definition.
6971 (Output_file_header::do_size)::New method declaration.
6972 (Output_section_data::Output_section_data): Add new parameter
6973 is_data_size_fixed and use it to fix data size.
6974 (Output_data_const::Output_data_const): Adjust call to base class
6975 constructor and fix data size.
6976 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6977 base class constructor and fix data size.
6978 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6979 base class constructor and fix data size.
6980 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6981 class constructor and fix data size.
6982 (Output_data_group::set_final_data_size): New method definition.
6983 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6984 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6985 class constructor and fix data size.
6986 (Output_relaxed_input_section): New class definition.
6987 (Output_section::Simple_input_section): New class definition.
6988 (Output_section::get_input_sections): Adjust parameter list.
6989 (Output_section::add_input_section_for_script): Same.
6990 (Output_section::save_states, Output_section::restore_states,
6991 Output_section::do_address_and_file_offset_have_reset_values,
6992 (Output_section::Input_section::Input_section): Handle
6993 RELAXED_INPUT_SECTION_CODE. Add new overload for
6994 Output_relaxed_input_section.
6995 (Output_section::Input_section::is_input_section,
6996 Output_section::Input_section::set_output_section): Handle relaxed
6997 input section.
6998 (Output_section::Input_section::is_relaxed_input_section,
6999 Output_section::Input_section::output_section_data,
7000 Output_section::Input_section::relaxed_input_section): New method
7001 definitions.
7002 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7003 value.
7004 (Output_section::Input_section::u1_): Update comments.
7005 (Output_section::Input_section::u2_): Add new union member poris.
7006 (Output_section::Checkpoint_output_section): New classs definition.
7007 (Output_section::relax_input_section): New method declaration.
7008 (Output_section::checkpoint_): New data member.
7009 (Output_segment): Update comments.
7010 (Output_segment::Output_segment): Un-privatize copy constructor.
7011 (Output_segment::operator=): Un-privatize.
7012 * script-sections.cc (Output_section_element::Input_section_list):
7013 Change element type to Output_section::Simple_input_section.
7014 (Output_section_element_dot_assignment::set_section_addresses):
7015 Register output section data for relaxation clean up.
7016 (Output_data_exression::Output_data_expression): Adjust call to base
7017 constructor to fix data size.
7018 (Output_section_element_data::set_section_addresses): Register
7019 Output_data_expression object for relaxation clean up.
7020 (struct Input_section_info): Replace Relobj pointer and section index
7021 pair with Output_section::Simple_input_section and Convert struct to a
7022 class.
7023 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7024 Input_section_info data member to use accessors.
20e6d0d6
DK		 7025 (Output_section_element_input::set_section_addresses): Use layout
7026 parameter. Adjust code to use Output_section::Simple_input_section
7027 and Input_secction_info classes. Register filler for relaxation
7028 clean up.
7029 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7030 and section index pair with Output_section::Simple_input_section
7031 class. Adjust code accordingly.
7032 (Phdrs_element::release_segment): New method definition.
7033 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7034 segment list.
7035 (Script_sections::release_segments): New method definition.
7036 * gold/script-sections.h (Script_sections::release_segments): New
7037 method declaration.
7038 * gold/target.h (Target::may_relax, Target::relax,
7039 Target::do_may_relax, Target::do_relax): New method definitions.
7040
5e445df6
ILT		 70412009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7042
7043 * arm.cc (has_signed_unsigned_overflow): New function.
7044 (Arm_relocate_functions::abs8): New function.
7045 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7046 (Target_arm::Scan::global): Likewise.
7047 (Target_arm::relocate::relocate): Likewise.
7048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7049 Likewise.
7050
8c604651 70512009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7052
7053 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7054 * testsuite/Makefile.in: Regenerate.
7055
1e9cc1c2
NC		 70562009-09-11 Nick Clifton <nickc@redhat.com>
7057
7058 * po/gold.pot: Updated by the Translation project.
7059
6a89f575
CC		 70602009-09-08 Cary Coutant <ccoutant@google.com>
7061
7062 * output.cc (Output_file::open): Add execute permission to empty file.
7063 * testsuite/Makefile.am (permission_test): New test.
7064 * testsuite/Makefile.in: Regenerate.
7065
fdcac5af
ILT		 70662009-09-02 Ian Lance Taylor <iant@google.com>
7067
7068 * output.cc (Output_file::resize): Call map_no_anonymous rather
7069 than map.
7070
44453f85
ILT		 70712009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7072
7073 * gold.cc: Include "incremental.h".
7074 (queue_initial_tasks): Call Incremental_checker methods.
7075 * incremental.cc: Include "output.h".
7076 (Incremental_checker::can_incrementally_link_output_file): New
7077 method.
7078 * incremental.h (Incremental_checker): New class.
7079
7080 * output.cc (Output_file::open_for_modification): New method.
7081 (Output_file::map_anonymous): Changed return type to bool. Record
7082 map in base_ field.
7083 (Output_file::map_no_anonymous): New method, broken out of map.
7084 (Output_file::map): Use map_no_anonymous and map_anonymous.
7085 * output.h (class Output_file): Update declarations.
7086
293c1386
CC		 70872009-08-24 Cary Coutant <ccoutant@google.com>
7088
7089 * options.h (Command_line::Pre_options): New class.
7090 (Command_line::pre_options): New member.
7091 * options.cc (gold::options::ready_to_register): New variable.
7092 (One_option::register_option): Do nothing if not registering options.
7093 Assert if same short option registered twice.
7094 (General_options::General_options): Turn off option registration when
7095 done constructing.
7096 (Command_line::Pre_options::Pre_options): New constructor.
7097
f773f3d2
CC		 70982009-08-24 Cary Coutant <ccoutant@google.com>
7099
06a73cfe
CC		 7100 * options.h (General_options::no_keep_memory): Remove incorrect
7101 short option.
f773f3d2 7102
a15af8e2
RW		 71032009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7104
7105 * Makefile.am (am__skiplex, am__skipyacc): New.
7106 * Makefile.in: Regenerate.
7107
c462b41b
RW		 71082009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7109
14ec8efd
RW		 7110 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7111 (INCLUDES): ... this.
7112 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7113 (AM_CPPFLAGS): Renamed from ...
7114 (INCLUDE): ... this.
7115 * Makefile.in, testsuite/Makefile.in: Regenerate.
7116
81ecdfbb
RW		 7117 * Makefile.in: Regenerate.
7118 * aclocal.m4: Likewise.
7119 * config.in: Likewise.
7120 * configure: Likewise.
7121 * testsuite/Makefile.in: Likewise.
7122
c462b41b
RW		 7123 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7124 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7125 * Makefile.in: Regenerate.
7126 * testsuite/Makefile.in: Regenerate.
7127
2da73f13
CC		 71282009-08-19 Cary Coutant <ccoutant@google.com>
7129
7130 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7131 symbols in shared libraries overridden by hidden or internal symbols
7132 in the main program.
7133
2db70501
CD		 71342009-08-19 Chris Demetriou <cgd@google.com>
7135
7136 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7137 checking source file names in error messages.
7138
f733487b
DK		 71392009-08-18 Doug Kwan <dougkwan@google.com>
7140
7141 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7142 an elcpp::Ehdr as parameter. Adjust call to set_target.
7143 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7144 an elfcpp::Ehdr as parameter.
7145 * object.cc (Object::set_target): Remove the version that looks up
7146 a target and sets it.
7147 (Sized_relobj::setup): Take a Target object instead of
7148 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7149 (make_elf_sized_object): Find target and ask target to
7150 make an ELF object.
7151 * object.h: (Object::set_target): Remove the version that looks up
7152 a target and sets it.
7153 (Sized_relobj::setup): Take a Target object instead of
7154 an elfcpp:Ehdr as parameter.
7155 * target.cc: Include dynobj.h.
7156 (Target::do_make_elf_object_implementation): New.
7157 (Target::do_make_elf_object): New.
7158 * target.h (Target::make_elf_object): New template declaration.
7159 (Target::do_make_elf_object): New method declarations.
7160 (Target::do_make_elf_object_implementation): New template declaration.
7161
cc70f101
ILT		 71622009-08-14 Ian Lance Taylor <iant@google.com>
7163
7164 * gold.h (FUNCTION_NAME): Define.
7165 (gold_unreachable): Use FUNCTION_NAME.
7166
ef5e0cb1
ST		 71672009-08-12 Sriraman Tallam <tmsriram@google.com>
7168
7169 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7170 symbol in the --keep-unique list is not found.
7171
48c187ce
ST		 71722009-08-12 Sriraman Tallam <tmsriram@google.com>
7173
7174 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7175 been maked as --keep-unique.
7176 (Icf::unfold_section): New function.
7177 * icf.h (Icf::unfold_section): New function.
7178 * options.h (General_options::keep_unique): New option.
7179 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7180 * testsuite/Makefile.in: Regenerate.
7181 * testsuite/icf_keep_unique_test.sh: New file.
7182 * testsuite/icf_keep_unique_test.cc: New file.
7183
645afe0c
CC		 71842009-08-12 Cary Coutant <ccoutant@google.com>
7185
7186 PR 10471
7187 * resolve.cc (Symbol_table::resolve): Check for references from
7188 dynamic objects to hidden and internal symbols.
7189 * testsuite/Makefile.am (hidden_test.sh): New test.
7190 * testsuite/Makefile.in: Regenerate.
7191 * testsuite/hidden_test.sh: New script.
7192 * testsuite/hidden_test_1.c: New test source.
7193 * testsuite/hidden_test_main.c: New test source.
7194
11af873f
DK		 71952009-08-11 Doug Kwan <dougkwan@google.com>
7196
7197 * arm.cc: Update comments.
7198 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7199 segment to locate the .ARM.exidx section if present.
7200
b9f7d72d
DK		 72012009-08-09 Doug Kwan <dougkwan@google.com>
7202
7203 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7204 patch.
7205
ddd3c53c
ST		 72062009-08-07 Sriraman Tallam <tmsriram@google.com>
7207 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7208 compiler warnings.
7209
27721062
ST		 72102009-08-06 Sriraman Tallam <tmsriram@google.com>
7211
7212 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7213 valid tls_segment only for non-debug-section relocations.
7214 * testsuite/Makefile.am: Add gc_tls_test.
7215 * testsuite/Makefile.in: Regenerate.
7216 * testsuite/gc_tls_test.cc: New file.
7217 * testsuite/gc_tls_test.sh: New file.
7218
ef15dade 72192009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7220
ef15dade
ST		 7221 * icf.cc: New file.
7222 * icf.h: New file.
7223 * Makefile.am (CCFILES): Add icf.cc.
7224 (HFILES): Add icf.h
7225 * Makefile.in: Regenerate.
7226 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7227 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7228 section, symbol and addend information for the relocs.
7229 * gold.cc (queue_middle_tasks): Call identical code folding.
7230 * gold.h: Add defines for multimap.
7231 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7232 to the call of finalize_local_symbols.
7233 * main.cc (main): Create object of class Icf.
7234 * object.cc (Sized_relobj::do_layout): Allow this function to be
7235 called twice during icf.
7236 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7237 to sections marked as identical by icf.
7238 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7239 when available.
7240 (Sized_relobj::do_section_entsize): New function.
7241 * object.h (Object::section_entsize): New function.
7242 (Object::do_section_entsize): New pure virtual function.
7243 (Relobj::finalize_local_symbols): Add new parameter.
7244 (Relobj::do_section_entsize): New function.
7245 * options.h (General_options::icf): New option.
7246 (General_options::icf_iterations): New option.
7247 (General_options::print_icf_sections): New option.
7248 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7249 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7250 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7251 icf.
7252 * symtab.cc (Symbol_table::is_section_folded): New function.
7253 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7254 to sections marked as identical by icf.
7255 * symtab.h (Symbol_table::set_icf): New function.
7256 (Symbol_table::icf): New function.
7257 (Symbol_table::is_section_folded): New function.
7258 (Symbol_table::icf_): New data member.
7259 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7260 * testsuite/Makefile.am: Add commands to build icf_test.
7261 * testsuite/Makefile.in: Regenerate.
7262 * testsuite/icf_test.sh: New file.
7263 * testsuite/icf_test.cc: New file.
7264
c3b65ac4
CD		 72652009-07-24 Chris Demetriou <cgd@google.com>
7266
7267 * layout.cc (is_compressible_debug_section): Fix incorrect
7268 comment about compressed section names.
7269
1caf2c51
ILT		 72702009-07-20 Ian Lance Taylor <ian@airs.com>
7271
7272 PR 10419
7273 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7274
1ef4d87f
ILT		 72752009-07-16 Ian Lance Taylor <iant@google.com>
7276
7277 PR 10400
7278 * layout.h: #include <map>.
7279 (class Kept_section): Change from struct to class. Add accessors
7280 and setters. Add section size to Comdat_group mapping. Change
7281 Comdat_group to std::map. Add is_comdat_ field. Add
7282 linkonce_size field in union.
7283 (class Layout): Update declaration of find_or_add_kept_section.
7284 Don't declare find_kept_object.
7285 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7286 parameter. Add object, shndx, is_comdat, and is_group_name
7287 parameters. Change all callers. Adjust for new Kept_section.
7288 (Layout::find_kept_object): Remove.
7289 * object.cc (Sized_relobj::include_section_group): Update use of
7290 Kept_section. Rename secnum to shndx. Only record
7291 Kept_comdat_section if sections are the same size.
7292 (Sized_relobj::include_linkonce_section): Update use of
7293 Kept_section. Only record Kept_comdat_section if sections are the
7294 same size. Set size of linkonce section.
7295 (Sized_relobj::map_to_kept_section): Update call to
7296 get_kept_comdat_section.
7297 * object.h (class Sized_relobj): Rename fields in
7298 Kept_comdat_section to drop trailing underscores; change object
7299 field to Relobj*. Change Kept_comdat_section_table to store
7300 struct rather than pointer.
7301 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7302 Add kept_object and kept_shndx parameters. Change all callers.
7303 (Sized_relobj::get_kept_comdat_section): Change return type to
7304 bool. Add kept_object and kept_shndx parameters. Change all
7305 callers.
7306 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7307 Layout::find_or_add_kept_section.
7308
37c3b7b0
ILT		 73092009-07-09 Ian Lance Taylor <iant@google.com>
7310
7311 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7312 Reserve space in the hash table.
7313
98fa85cb
ILT		 73142009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7315
7316 * fileread.cc (File_read::get_mtime): New method.
7317 * fileread.h (Timespec): New structure.
7318 (File_read::get_mtime): New method.
7319 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7320 Renamed from timestamp_nsec.
7321 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7322 Elf_Xword.
e1df38aa 7323 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7324 timestamp_nsec.
e1df38aa 7325 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7326 (Incremental_inputs::report_obejct): Save mtime; style fix.
7327 (Incremental_inputs::report_script): Save mtime; style fix.
7328 (Incremental_inputs::finalize_inputs): Style fix.
7329 (Incremental_inputs::finalize): Style fix.
7330 (Incremental_inputs::create_input_section_data): Store inputs
7331 mtime.
7332 * incremental.h (Incremental_inputs::report_script): Add mtime
7333 argument.
7334 (Incremental_inputs::Input_info::Input_info): Intialize only one
7335 union member.
7336 (Incremental_inputs::Input_info::archive): Move to nameless
7337 union.
7338 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7339 (Incremental_inputs::Input_info::script): Move to nameless union.
7340 (Incremental_inputs::mtime): New field.
7341 * script.cc (read_input_script): Pass file mtime to
7342 Incremental_input.
7343 * script.h (Script_info::inputs): Style fix.
7344
c9d70757
ILT		 73452009-07-01 Ian Lance Taylor <ian@airs.com>
7346
7347 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7348 instead of 32.
7349
9c547ec3
ILT		 73502009-06-24 Ian Lance Taylor <iant@google.com>
7351
7352 PR 10156
7353 * layout.cc (Layout::choose_output_section): If we find an
7354 existing section, update the flags.
7355 (Layout::create_notes): New function, broken out of
7356 Layout::finalize.
7357 (Layout::finalize): Don't create note sections.
7358 (Layout::create_note): Don't crash if linker script discards
7359 section.
7360 (Layout::create_gold_note): Likewise.
7361 (Layout::create_build_id): Likewise. Don't set
7362 after_input_sections on the section.
7363 (Layout::create_executable_stack_info): Remove target parameter.
7364 Change caller.
7365 * layout.h (class Layout): Declare create_notes. Update
7366 declaration of create_executable_stack_info.
7367 * gold.cc (queue_middle_tasks): Call create_notes.
7368 * output.cc (Output_section::update_flags_for_input_section): Move
7369 here from output.h. If SHF_ALLOC flag is newly set, mark address
7370 invalid.
7371 * output.h (Output_data::mark_address_invalid): New function.
7372 (class Output_section): Only declare, not define,
7373 update_flags_for_input_section. Remove set_flags.
7374
55458500
ILT		 73752009-06-24 Ian Lance Taylor <iant@google.com>
7376
7377 * script-sections.cc (Output_section_definition::
7378 set_section_addresses): Rename shadowing local load_address to
7379 laddr.
7380
1307d6cd
ILT		 73812009-06-24 Ian Lance Taylor <iant@google.com>
7382
7383 PR 10244
7384 * reloc.cc (relocate_sections): Skip empty relocation sections.
7385
ec3f783e
ILT		 73862009-06-23 Ian Lance Taylor <iant@google.com>
7387
7388 PR 10156
7389 * layout.cc (Layout::create_note): Use choose_output_section
7390 rather than make_output_section.
7391
459c9f1c
ILT		 73922009-06-23 Ian Lance Taylor <iant@google.com>
7393
7394 PR 10237
7395 * options.cc (General_options::parse_V): Set printed_version_.
7396 (General_options::General_options): Initialize printed_version_.
7397 * options.h (class General_options): Add printed_version_ field.
7398 * gold.cc (queue_initial_tasks): If there are no input files,
7399 don't give a fatal error if we printed the version information.
7400 (queue_middle_tasks): If using -r with a shared object, give a
7401 fatal error rather than an ordinary error.
7402
1518dc8f
ILT		 74032009-06-23 Ian Lance Taylor <iant@google.com>
7404
7405 PR 10219
7406 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7407 (Layout::make_output_section): Set have_stabstr_section_ if we see
7408 a .stab*str section.
7409 (Layout::finalize): Call link_stabs_sections.
7410 (Layout::link_stabs_sections): New file.
7411 * layout.h (class Layout): Add have_stabstr_section_ field.
7412 Declare link_stabs_sections.
7413
3d857b98
DK		 74142009-06-23 Doug Kwan <dougkwan@google.com>
7415
7416 * Makefile.am (libgold_a_LIBADD): New.
7417 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7418 * Makefile.in: Regenerate.
7419 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7420 * configure: Regenerate.
7421 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7422 * fileread.cc: Include sys/state.h
7423 * gold.h: Declare memmem and strndup if found missing.
7424 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7425
0639a6f6
ILT		 74262009-06-23 Ian Lance Taylor <iant@google.com>
7427
7428 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7429 * configure: Rebuild.
7430
8d63875c
ILT		 74312009-06-23 Ian Lance Taylor <iant@google.com>
7432
7433 PR 10147
7434 * object.cc (Object::section_contents): Don't try to get a view if
7435 the section has length zero.
7436 (Object::handle_gnu_warning_section): If the section is empty, use
7437 the name of the section as the warning.
7438
f7c8a183
ILT		 74392009-06-23 Ian Lance Taylor <iant@google.com>
7440
7441 PR 10133
7442 * stringpool.h (class Stringpool_template): Add optimize_ field.
7443 (Stringpool_template::set_optimize): New function.
7444 * stringpool.cc (Stringpool_template::Stringpool_template):
7445 Initialize optimize_ field.
7446 (Stringpool_template::set_string_offsets): Test local optimize
7447 fild rather than parameter.
7448 * layout.cc (Layout::Layout): Call set_optimize on the section
7449 name stringpool.
7450
e6a307ba
ILT		 74512009-06-22 Ian Lance Taylor <iant@google.com>
7452
7453 PR 10030
7454 * yyscript.y: Parse TARGET.
7455 * script.cc (script_set_target): New function.
7456 * script-c.h (script_set_target): Declare.
7457 * options.cc (General_options::string_to_object_format): Rename
7458 from string_to_object_format in anonymous namespace. Change
7459 callers.
7460 * options.h (class General_options): Declare
7461 string_to_object_format.
7462
3ee173de
ILT		 74632009-06-22 Ian Lance Taylor <iant@google.com>
7464
7465 * script-sections.cc (Script_sections::create_segments): Don't put
7466 program headers in a PT_LOAD segment if -n or -N.
7467
74682009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 7469
7470 PR 10141
7471 * options.h (class General_options): Add -z lazy and -z now. Sort
7472 -z options into alphabetical order.
7473 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7474
cd6739a1 74752009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 7476
7477 * layout.cc (Layout::make_output_section): Call
7478 Target::new_output_section.
7479 (Layout::attach_allocated_section_to_segment): Put large section
7480 sections in a separate load segment with the large segment flag
7481 set.
7482 (Layout::segment_precedes): Sort large data segments after other
7483 load segments.
7484 (align_file_offset): New static function.
7485 (Layout::set_segment_offsets): Use align_file_offset.
7486 * output.h (class Output_section): Add is_small_section_ and
7487 is_large_section_ fields.
7488 (Output_section::is_small_section): New function.
7489 (Output_section::set_is_small_section): New function.
7490 (Output_section::is_large_section): New function.
7491 (Output_section::set_is_large_section): New function.
7492 (Output_section::is_large_data_section): New function.
7493 (class Output_segment): Add is_large_data_segment_ field.
7494 (Output_segment::is_large_data_segment): New function.
7495 (Output_segment::set_is_large_data_segment): New function.
7496 * output.cc (Output_section::Output_section): Initialize new
7497 fields.
7498 (Output_segment::Output_segment): Likewise.
7499 (Output_segment::add_output_section): Add assertion that large
7500 data sections always go in large data segments. Force small data
7501 sections to the end of the list of data sections. Force small BSS
7502 sections to the start of the list of BSS sections. For large BSS
7503 sections to the end of the list of BSS sections.
7504 * symtab.h (class Symbol): Declare is_common_shndx.
7505 (Symbol::is_defined): Check Symbol::is_common_shndx.
7506 (Symbol::is_common): Likewise.
7507 (class Symbol_table): Define enum Commons_section_type. Update
7508 declarations. Add small_commons_ and large_commons_ fields.
7509 * symtab.cc (Symbol::is_common_shndx): New function.
7510 (Symbol_table::Symbol_table): Initialize new fields.
7511 (Symbol_table::add_from_object): Put small and large common
7512 symbols in the right list.
7513 (Symbol_table::sized_finalized_symbol): Check
7514 Symbol::is_common_shndx.
7515 (Symbol_table::sized_write_globals): Likewise.
7516 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7517 common symbol lists. Don't call do_allocate_commons_list if the
7518 list is empty.
7519 (Symbol_table::do_allocate_commons_list): Remove is_tls
7520 parameter. Add comons_section_type parameter. Change all
7521 callers. Handle small and large common symbols.
7522 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7523 Symbol::is_common_shndx.
7524 * resolve.cc (symbol_to_bits): Likewise.
7525 * target.h (Target::small_common_shndx): New function.
7526 (Target::small_common_section_flags): New function.
7527 (Target::large_common_shndx): New function.
7528 (Target::large_common_section_flags): New function.
7529 (Target::new_output_section): New function.
7530 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7531 small_common_section_flags, and large_common_section_flags
7532 fields.
7533 (Target::do_new_output_section): New virtual function.
7534 * arm.cc (Target_arm::arm_info): Initialize new fields.
7535 * i386.cc (Target_i386::i386_info): Likewise.
7536 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7537 Likewise.
7538 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7539 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7540 (Target_x86_64::do_new_output_section): New function.
7541 * configure.ac: Define conditional MCMODEL_MEDIUM.
7542 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7543 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7544 (large_LDFLAGS): Define.
7545 * testsuite/large.c: New file.
7546 * testsuite/testfile.cc (Target_test::test_target_info):
7547 Initialize new fields.
7548 * configure, testsuite/Makefile.in: Rebuild.
7549
bb04269c
DK		 75502009-06-05 Doug Kwan <dougkwan@google.com>
7551
7552 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 7553 * Makefile.in: Regenerate.
bb04269c
DK		 7554 * i386.cc (class Target_i386): Define new virtual method to
7555 override do_is_local_label_name in parent.
7556 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7557 local symbols if --discard-locals or -X is given.
7558 * options.h (class General_options): Declare new options
7559 '--discard-locals' and '-X' for discarding locals.
7560 * target.h (class Target): Define new methods is_local_label_name.
7561 Declare new virtual method do_is_local_label_name.
7562 * target.cc: New file.
7563 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7564 (check_SCRIPTS): Add discard_locals_test.sh.
7565 (check_DATA): Add discard_local_tests.syms.
7566 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7567 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7568 * testsuite/Makefile.in: Regenerate.
7569 * testsuite/discard_locals_test.c: New file.
7570 * testsuite/discard_locals_test.sh: Same.
7571
805bb01c
DK		 75722009-06-05 Doug Kwan <dougkwan@google.com>
7573
7574 * object.cc (Sized_relobj::Sized_relobj): Initialize
7575 discarded_eh_frame_shndx_ to -1U.
7576 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7577 section.
7578 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7579 a discarded .eh_frame section.
7580 (Sized_relobj::do_finalize_local_symbols): Ditto.
7581 * object.h (class Sized_relobj): Declare new member
7582 discarded_eh_frame_shndx_.
7583 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7584 (local_labels_test.o, local_labels_test): New rules.
7585 * testsuite/Makefile.in: Regenerate.
7586
1dcd334d
DK		 75872009-06-04 Doug Kwan <dougkwan@google.com>
7588
7589 * layout.cc (Layout::section_name_mapping): Add mapping for
7590 special ARM sections.
7591
96d49306
DK		 75922009-06-03 Doug Kwan <dougkwan@google.com>
7593
7594 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7595 (utils::has_overflow): Same.
7596
dff16297
ILT		 75972009-06-03 Ian Lance Taylor <iant@google.com>
7598
7599 * layout.cc (Layout::section_name_mapping): New array, replacing
7600 Layout::linkonce_mapping.
7601 (Layout::section_name_mapping_count): New variable, replacing
7602 Layout::linkonce_mapping_count.
7603 (Layout::linkonce_output_name): Remove.
7604 (Layout::output_section_name): Rewrite.
7605 * layout.h (class Layout): Rename Linkonce_mapping to
7606 Section_name_mapping, linkonce_mapping to section_name_mapping,
7607 linkonce_mapping_count to section_name_mapping_count. Don't
7608 declare linkonce_output_name.
7609
c121c671
DK		 76102009-06-03 Doug Kwan <dougkwan@google.com>
7611
7612 * gold/arm.cc (namespace utils): New.
7613 (Target_arm::reloc_is_non_pic): Define new method.
7614 (class Arm_relocate_functions): New.
7615 (Target_arm::Relocate::relocate): Handle relocation types used by
7616 Android.
7617
07800fab
ILT		 76182009-06-03 Ian Lance Taylor <iant@google.com>
7619
7620 * arm.cc (Target_arm::scan::global): Use || instead of |.
7621
c121c671
DK		 76222009-06-02 Doug Kwan <dougkwan@google.com>
7623
7624 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7625 issued_non_pic_error_.
7626 (class Target_arm::Scan): Declare new method check_non_pic.
7627 Define new method symbol_needs_plt_entry.
7628 Declare new data member issued_non_pic_error_.
7629 (class Target_arm::Relocate): Declare new method
7630 should_apply_static_reloc.
7631 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7632 (Target_arm::Scan::check_non_pic): Define new method.
7633 (Target_arm::Scan::local): Handle a small subset of reloc types used
7634 by Android.
7635 (Target_arm::Scan::local): Same.
7636 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7637
b19b0c6d
ILT		 76382009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7639
7640 * incremental.cc (Incremental_inputs::report_command_line): Filter
7641 out --incremental-* options.
7642
94cdfcff
DK		 76432009-05-29 Doug Kwan <dougkwan@google.com>
7644
7645 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7646 template class.
7647 (class Target_arm): Update comment.
7648 (Target_arm::Target_arm): Initialize new data members GOT_,
7649 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7650 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7651 and Target_arm::rel_dyn_section.
7652 Declare new_enum Target_arm::Got_type.
7653 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7654 and DYNBSS_.
7655 Update commments for member do_dynsym_value.
7656 (Target_arm::got_size, Target_arm::plt_section,
7657 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7658 new methods inside class defintion.
7659 (Target_arm::got_section): Define new method.
7660 (Target_arm::rel_dyn_section): Same.
7661 (Output_data_plt_arm): New template class.
7662 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7663 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7664 (Output_data_plt_arm::add_entry): Same.
7665 (Output_data_plt_arm::first_plt_entry): Define new
7666 static data member for PLT instruction template.
7667 (Output_data_plt_arm::plt_entry): Same.
7668 (Output_data_plt_arm::do_write): Define new method.
7669 (Target_arm::make_plt_entry): Same.
7670 (Target_arm::do_finalize_sections): Same.
7671 (Target_arm::do_dynsym_value): Same.
7672
4a657b0d
DK		 76732009-05-28 Doug Kwan <dougkwan@google.com>
7674
7675 * Makefile.am (TARGETSOURCES): Add arm.cc.
7676 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7677 * Makefile.in: Regenerate.
7678 * arm.cc: New file.
7679 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7680
e7ae8c36
DK		 76812009-05-26 Doug Kwan <dougkwan@google.com>
7682
7683 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7684 (General_options::check_excluded_libs): Strip off directories in
7685 archive name before matching like GNU ld does.
7686 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7687 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7688 (exclude_libs_test_LDFLAGS): Add linker option
7689 -Wl,--exclude-libs,libexclude_libs_test_3
7690 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7691 an explicit archive without using -l.
7692 (alt/libexclude_libs_test_3.a): New make rule.
7693 * testsuite/Makefile.in: Regenerate.
7694 * testsuite/exclude_libs_test.c : Declare lib3_default().
7695 (main): Call it.
7696 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7697 * exclude_libs_test_3.c: New file.
7698
f12e7348
NC		 76992009-05-26 Nick Clifton <nickc@redhat.com>
7700
7701 * po/id.po: New Indonesian translation.
7702 * po/gold.pot: Updated template file.
7703
4daadc0d
ST		 77042009-05-22 Sriraman Tallam <tmsriram@google.com>
7705
e1df38aa 7706 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 7707 gc_comdat_test files. Add -Wl,--gc-sections to build
7708 gc_comdat_test.
7709 * testsuite/Makefile.in: Regenerate.
7710 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7711
531813ad
ST		 77122009-05-21 Sriraman Tallam <tmsriram@google.com>
7713
7714 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7715 kept comdat section was garbage collected.
7716 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7717 * testsuite/Makefile.in: Regenerate.
7718 * testsuite/gc_comdat_test.sh: New file.
7719 * testsuite/gc_comdat_test_1.cc: New file.
7720 * testsuite/gc_comdat_test_2.cc: New file.
7721
65514900
CC		 77222009-05-19 Doug Kwan <dougkwan@google.com>
7723
7724 * archive.cc (Archive::Archive): Move constructor from archive.h
7725 to here. Initialize no_export_.
7726 (Archive::get_elf_object_for_member): Set no_export flag of object.
7727 * archive.h (Archive::Archive): Move constructor body to
7728 archive.cc.
7729 (Archive::no_export): New method.
7730 (Archive::no_export_): New field.
7731 * object.h (Object::Object): Initialize no_export_ to false.
7732 (Object::no_export, Object::set_no_export): New methods.
7733 (Object::no_export_): New field.
7734 * options.cc (General_options::parse_exclude_libs): New method.
7735 (General_options::check_excluded_libs) Same.
7736 * options.h (exclude_libs): New option.
7737 (General_options::check_excluded_libs): New method declaration.
7738 (General_options::excluded_libs_): New field.
7739 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7740 default or protected visibility if an object has no-export flag set.
7741 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7742 (check_SCRIPTS): Add exclude_libs_test.sh.
7743 (check_DATA): Add exclude_libs_test.syms.
7744 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7745 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7746 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7747 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7748 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7749 libexclude_libs_test_2.a): New rules.
7750 * testsuite/Makefile.in: Regenerate.
7751 * testsuite/exclude_libs_test.c: New file.
7752 * testsuite/exclude_libs_test.sh: Ditto.
7753 * testsuite/exclude_libs_test_1.c: Ditto.
7754 * testsuite/exclude_libs_test_2.c: Ditto.
7755
1b77ea50
ILT		 77562009-05-15 Ian Lance Taylor <iant@google.com>
7757
7758 * configure.ac: Check for declarations for cases where libiberty.h
7759 checks HAVE_DECL_xxx.
7760 * configure, config.in: Rebuild.
7761
072fe7ce
ILT		 77622009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7763
7764 * gold.h (Incremental_argument_list): Remove (invalid) forward
7765 declaration.
7766 * incremental.cc (Incremental_inputs::report_achive): New method.
7767 (Incremental_inputs::report_object): New method.
7768 (Incremental_inputs::report_script): New method.
7769 (Incremental_inputs::finalize_inputs): New method.
7770 (Incremental_inputs::finalize): Call finalize_inputs().
7771 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7772 Create inputs entries.
7773 * incremental.h (Incremental_input_type): New enum.
7774 (Incremental_inputs::Incremental_input): Initialize new fields.
7775 (Incremental_inputs::report_inputs): New method.
7776 (Incremental_inputs::report_achive): New method.
7777 (Incremental_inputs::report_object): New method.
7778 (Incremental_inputs::report_script): New method.
7779 (Incremental_inputs::finalize_inputs): New method.
7780 (Incremental_inputs::Input_info): New struct.
7781 (Incremental_inputs::Input_info_map): New typedef.
7782 (Incremental_inputs::lock_): New field.
7783 (Incremental_inputs::Inputs_): New field.
7784 (Incremental_inputs::Inputs_map): New field.
7785 * main.cc (main): Call Incremental_input::report_inputs.
7786 * options.h (Input_argument_list): Typedef moved from
7787 Input_arguments.
7788 (Input_file_group::Files): Remove, use ::Input_argument_list.
7789 (Input_file_group::Input_argument_list): Remove, use
7790 ::Input_argument_list.
7791 * plugin.cc (Plugin_manager::add_input_file): Add error in
7792 incremental build.
7793 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7794 functions.
7795 * script.cc (read_input_script): Call
7796 Incremental_input::report_script.
7797 * script.h (Script_info): New class.
7798
b0481b0b
ILT		 77992009-04-27 Ian Lance Taylor <iant@google.com>
7800
7801 * x86_64.cc (do_adjust_output_section): Set entsize to
7802 plt_entry_size.
7803
b22a5a41 78042009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 7805
7806 * output.cc (Output_file::close): After short writes, continue
7807 writing from the correct offset in the buffer being written.
7808
40fde488
CD		 78092009-04-23 Chris Demetriou <cgd@google.com>
7810
7811 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7812 * configure: Regenerate.
7813 * config.in: Regenerate.
7814 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7815 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7816
3ce2c28e
ILT		 78172009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7818
7819 * incremental.cc (Incremental_inputs_header_data): Renamed from
7820 Incremental_input_header_data.
7821 (Incremental_inputs_header_data::data_size): New field.
7822 (Incremental_inputs_header_data::put_input_file_count): Renamed
7823 from input_file_count.
7824 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7825 from command_line_offset.
7826 (Incremental_inputs_header_data::put_reserved): Renamed from
7827 put_reserved.
7828 (Incremental_inputs_entry_data): Renamed from
7829 Incremental_input_entry_data.
7830 (Incremental_inputs_entry_data::data_size): New field.
7831 (Incremental_inputs::report_command_line): New method.
7832 (Incremental_inputs::finalize): New method.
7833 (Incremental_inputs::create_incremental_inputs_data): New method.
7834 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7835 * incremental.h: New file.
7836 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7837 (Layout::finalize): Create incremental inputs section in
7838 incremental builds.
7839 (Layout::create_incremental_info_sections): New method.
7840 * layout.h (Layout::incremental_inputs): New method.
7841 (Layout::create_incremental_info_sections): New method.
7842 (Layout::incremental_inputs_): New field.
7843 * main.cc (main): Notify Incremental_input of the command line.
7844
e55bde5e
ILT		 78452009-04-01 Ian Lance Taylor <iant@google.com>
7846 Mikolaj Zalewski <mikolajz@google.com>
7847
7848 * gold.h (reserve_unordered_map): Define, three versions, one for
7849 each version of Unordered_map.
7850 * layout.cc (Layout::Layout): Remove options parameter. Add
7851 number_of_input_files parameter. Don't initialize options_.
7852 Initialize number_of_input_files_ and resized_signatures_. Move
7853 sections_are_attached_.
7854 (Layout::layout_group): Reserve space for group_signatures_.
7855 (Layout::find_or_add_kept_section): Change name parameter to be a
7856 reference. Resize signatures_ map when it gets large enough.
7857 (Layout::layout_eh_frame): Use parameters->options() instead of
7858 this->options_.
7859 (Layout::make_output_section): Likewise.
7860 (Layout::attach_allocated_section_to_segment): Likewise.
7861 (Layout::finalize, Layout::create_executable_stack): Likewise.
7862 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7863 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7864 * layout.h (class Layout): Update declarations. Remove options_
7865 field. Add number_of_input_files_ and resized_signatures_
7866 fields. Move sections_are_attached_ field.
7867 * main.cc (main): Pass number of input files to Layout
7868 constructor. Don't pass options.
7869
154b857c
ILT		 78702009-03-30 Ian Lance Taylor <iant@google.com>
7871
7872 * ffsll.c (ffsll): Correct implementation.
7873
2f35ab9b
ILT		 78742009-03-27 Ian Lance Taylor <iant@google.com>
7875
fd03461a
ILT		 7876 * ffsll.c: New file.
7877 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7878 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7879 * ftruncate.c (ftruncate): Declare before definition.
7880 * mremap.c (mremap): Likewise.
7881 * pread.c (pread): Likewise.
7882 * configure, Makefile.in, config.in: Rebuild.
7883
2f35ab9b
ILT		 7884 * mremap.c: New file.
7885 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7886 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7887 (mremap): Declare if HAVE_MREMAP is not defined.
7888 * configure, Makefile.in, config.in: Rebuild.
7889
33aea2fd
CC		 78902009-03-27 Cary Coutant <ccoutant@google.com>
7891
7892 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7893 position independent.
7894 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7895 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7896
6d479619
CC		 78972009-03-24 Cary Coutant <ccoutant@google.com>
7898
7899 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7900 an executable.
7901 (needs_dynamic_reloc): Likewise.
7902
afc06bb8
ILT		 79032009-03-24 Ian Lance Taylor <iant@google.com>
7904
7905 * yyscript.y (file_cmd): Recognize EXTERN.
7906 (extern_name_list, extern_name_list_body): New nonterminals.
7907 * script.cc (script_add_extern): Define.
7908 * script-c.h (script_add_extern): Declare.
7909
f6060a4d
ILT		 79102009-03-24 Rafael Avila de Espindola <espindola@google.com>
7911
7912 * object.cc (is_elf_object): Define.
7913 * object.h (is_elf_object): Declare.
7914 * archive.cc (Archive::get_elf_object_for_member): Call
7915 is_elf_object.
33aea2fd 7916 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 7917
26736d8e
ILT		 79182009-03-24 Elliott Hughes <enh@google.com>
7919
7920 * output.cc (Output_file::map_anonymous): Define.
7921 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7922 try an anonymous one. Report the size if the mmap fails.
7923 * output.h (class Output_file): Declare map_anonymous.
7924
22fd9730
ILT		 79252009-03-24 Ian Lance Taylor <iant@google.com>
7926
7927 * target-select.cc (instantiate_target): Don't acquire the lock if
7928 the instantiated_target_ field has already been set.
7929
cb010894
ILT		 79302009-03-23 Ian Lance Taylor <iant@google.com>
7931
7f055c20
ILT		 7932 * gold-threads.h (class Initialize_lock): Define.
7933 * gold-threads.cc (class Initialize_lock_once): Define.
7934 (initialize_lock_control): New static variable.
7935 (initialize_lock_pointer): New static variable.
7936 (initialize_lock_once): New static function.
7937 (Initialize_lock::Initialize_lock): Define.
7938 (Initialize_lock::initialize): Define.
7939 * target-select.h: Include "gold-threads.h".
7940 (class Target_selector): Add lock_ and initialize_lock_ fields.
7941 Don't define instantiate_target, just declare it.
7942 * target-select.cc (Target_selector::Target_selector): Initialize
7943 new fields.
7944 (Target_selector::instantiate_target): Define.
7945 * descriptors.h: Include "gold-threads.h".
7946 (class Descriptors): Add initialize_lock_ field.
7947 * descriptors.cc (Descriptors::Descriptors): Initialize new
7948 field.
7949 (Descriptors::open): Use initialize_lock_ field
7950 * errors.h (class Errors): Add initialize_lock_ field.
7951 * errors.cc (Errors::Errors): Initialize new field.
7952 (Errors::initialize_lock): Use initialize_lock_ field.
7953 * powerpc.cc (class Target_selector_powerpc): Remove
7954 instantiated_target_ field. In do_recognize call
7955 instantiate_target rather than do_instantiate_target. In
7956 do_instantiate_target just allocate a new target.
7957 * sparc.cc (class Target_selector_sparc): Likewise.
7958
36959681
ILT		 7959 * freebsd.h: New file.
7960 * i386.cc: Include "freebsd.h".
7961 (Target_i386): Derive from Target_freebsd rather than
7962 Sized_target.
7963 (Target_selector_i386): Derive from Target_selector_freebsd rather
7964 than Target_selector.
7965 * x86_64.cc: Include "freebsd.h".
7966 (Target_x86_64): Derive from Target_freebsd rather than
7967 Sized_target.
7968 (Target_selector_x86_64): Derive from Target_selector_freebsd
7969 rather than Target_selector.
7970 * target.h (class Target): Add adjust_elf_header and
7971 do_adjust_elf_header.
7972 * output.cc (Output_file_header:: do_sized_write): Call target
7973 adjust_elf_header routine.
7974 * configure.tgt: Set targ_osabi.
7975 * configure.ac: Define GOLD_DEFAULT_OSABI.
7976 * parameters.cc (Parameters::default_target): Pass
7977 GOLD_DEFAULT_OSABI to select_target.
7978 * target-select.h (class Target_selector): Make instantiate_target
7979 protected rather than private.
7980 * Makefile.am (HFILES): Add freebsd.h.
7981 * configure, Makefile.in, config.in: Rebuild.
7982
cb010894
ILT		 7983 * merge.cc (do_add_input_section): Correct pend value. Change
7984 message about last entry not being null terminated from error to
7985 warning.
7986
0e879927
ILT		 79872009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7988
7989 * incremental.cc: New file.
7990 * Makefile.am (CCFILES): Add incremental.cc.
7991 * Makefile.in: Rebuild.
7992
41105937
PP		 79932009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7994
7995 * layout.cc (Layout::output_section_name): Preserve names
7996 of '.note.' sections.
e1df38aa 7997
60439920
ILT		 79982009-03-19 Ian Lance Taylor <iant@google.com>
7999
8000 * descriptors.cc (Descriptors::open): Check that the options are
8001 valid before using them.
8002
0d371ad3
ILT		 80032009-03-18 Ian Lance Taylor <iant@google.com>
8004
8005 * script-sections.h: Include <list>.
8006 (class Script_sections): Change Sections_elements from std::vector
8007 to std::list. Typedef public Elements_iterator. Add
8008 orphan_section_placement_, data_segment_align_start_, and
8009 saw_data_segment_align_ fields. Remove data_segment_align_index_
8010 field.
8011 * script-sections.cc (class Orphan_section_placement): New class.
8012 (class Sections_element): Add virtual functions is_relro and
8013 orphan_section_init. Remove virtual function place_orphan_here.
8014 (class Output_section_definition): Add is_relro and
8015 orphan_section_init. Remove place_orphan_here.
8016 (class Orphan_output_section): Likewise.
8017 (Script_sections::Script_sections): Update for field changes.
8018 (Script_sections::data_segment_align): Set saw_data_segment_align_
8019 and data_segment_align_start_, not data_segment_align_index.
8020 (Script_sections::data_segment_relro_end): Check
8021 saw_data_segment_align_. Use data_segment_align_start_ rather
8022 than data_segment_align_index_.
8023 (Script_sections::place_orphan): Rewrite to use
8024 Orphan_section_placement.
8025
9201d894
ILT		 80262009-03-17 Ian Lance Taylor <iant@google.com>
8027
9c5b8369
ILT		 8028 * archive.cc (Archive::add_symbols): Check for a version attached
8029 to the symbol name in the archive map.
8030 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8031 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8032 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8033 (ver_test_11.a): New target.
8034 * testsuite/Makefile.in: Rebuild.
8035
9201d894
ILT		 8036 * configure.ac: Check for chsize and posix_fallocate. Replace
8037 ftruncate.
8038 * ftruncate.c: New file, from gnulib.
8039 * output.cc (posix_fallocate): Define dummy version if not
8040 HAVE_POSIX_FALLOCATE.
8041 (Output_file::map): Call posix_fallocate rather than lseek and
8042 write.
8043 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8044 * configure, Makefile.in, config.in: Rebuild.
8045
ef4ab7a8 80462009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8047
ef4ab7a8
PP		 8048 * layout.h (Layout::create_note): Add section_name parameter.
8049 * layout.cc (Layout::create_note): Likewise.
8050 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8051
8c500701
ILT		 80522009-03-17 Ian Lance Taylor <iant@google.com>
8053
e85b18e1
ILT		 8054 * descriptors.cc: Include "options.h".
8055 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8056 (Descriptors::open): Always use O_CLOEXEC when opening a new
8057 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8058 then set FD_CLOEXEC.
8059
9efe6174
ILT		 8060 * sparc.cc (class Target_sparc): Add has_got_section.
8061 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8062 make sure we have a GOT section.
8063
8064 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8065 (Target_sparc::Scan::local): Likewise.
8066 (Target_sparc::Scan::global): Likewise.
8067 (Target_sparc::Relocate::relocate): Likewise.
8068 (Target_sparc::Relocate::relocate_tls): Likewise.
8069
8c500701
ILT		 8070 * symtab.cc (Symbol_table::define_default_version): New function,
8071 broken out of add_from_object.
8072 (Symbol_table::add_from_object): Call define_default_version.
8073 (Symbol_table::define_special_symbol): Add resolve_oldsym
8074 parameter. Change all callers. If the version for a symbol comes
8075 from a version script, resolve it with the symbol with the same
8076 name with no version. Also add the symbol without a version if
8077 appropriate.
8078 (do_define_in_output_data): If resolving with oldsym, don't delete
8079 sym.
8080 (do_define_in_output_segment): Likewise.
8081 (do_define_as_constant): Likewise.
8082 * symtab.h (class Symbol_table): Update declarations.
8083
f1ed28fb
ILT		 80842009-03-13 Ian Lance Taylor <iant@google.com>
8085
15f8229b
ILT		 8086 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8087 (Read_symbols::requeue): New function.
8088 (Read_symbols::do_read_symbols): If make_elf_object fails because
8089 the target type is not configured, and the file was searched for,
8090 issue a warning and retry with the next directory.
8091 (Add_symbols::run): If the file has an incompatible format, and
8092 it was searched for, requeue the Read_symbols task. On error,
8093 release the object.
8094 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8095 dirindex parameter to constructor. Change all callers. Declare
8096 incompatible_warning and requeue.
8097 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8098 input_argument_ and input_group_ fields. Add them to
8099 constructor. Change all callers.
8100 (class Read_script): Add dirindex_ field. Add it to constructor.
8101 Change all callers.
8102 * archive.cc (Archive::setup): Remove input_objects parameter.
8103 Change all callers.
8104 (Archive::get_file_and_offset): Likewise.
8105 (Archive::read_all_symbols): Likewise.
8106 (Archive::read_symbols): Likewise.
8107 (Archive::get_elf_object_for_member): Remove input_objects
8108 parameter. Add punconfigured parameter. Change all callers.
8109 (Archive::add_symbols): Change return type to bool. Check return
8110 value of include_member.
8111 (Archive::include_all_members): Likewise.
8112 (Archive::include_member): Change return type to bool. Return
8113 false if first included object has incompatible target. Set
8114 included_member_ field.
8115 (Add_archive_symbols::run): If add_symbols returns false, requeue
8116 Read_symbols task.
8117 * archive.h (class Archive): Add included_member_ field.
8118 Initialize it in constructor. Add input_file and searched_for
8119 methods. Update declarations.
8120 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8121 input_argument_ fields. Add them to constructor. Change all
8122 callers.
8123 * script.cc: Include "target-select.h".
8124 (class Parser_closure): Add skip_on_incompatible_target_ and
8125 found_incompatible_target_ fields. Add
8126 skip_on_incompatible_target parameter to constructor. Change all
8127 callers. Add methods skip_on_incompatible_target,
8128 clear_skip_on_incompatible_target, found_incompatible_target, and
8129 set_found_incompatible_target.
8130 (read_input_script): Add dirindex parameter. Change all callers.
8131 If parser finds an incompatible target, requeue Read_symbols
8132 task.
8133 (script_set_symbol): Clear skip_on_incompatible_target in
8134 closure.
8135 (script_add_assertion, script_parse_option): Likewise.
8136 (script_start_sections, script_add_phdr): Likewise.
8137 (script_check_output_format): New function.
8138 * script.h (read_input_script): Update declaration.
8139 * script-c.h (script_check_output_format): Declare.
8140 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8141 (ignore_cmd): Remove OUTPUT_FORMAT.
8142 * fileread.cc (Input_file::Input_file): Add explicit this.
8143 (Input_file::will_search_for): New function.
8144 (Input_file::open): Add pindex parameter. Change all callers.
8145 * fileread.h (class Input_file): Add input_file_argument method.
8146 Declare will_search_for. Update declarations.
8147 * object.cc (make_elf_object): Add punconfigured parameter.
8148 Change all callers.
8149 * object.h (class Object): Make input_file public. Add
8150 searched_for method.
8151 (make_elf_object): Update declaration.
8152 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8153 restart search.
8154 * dirsearch.h (class Dirsearch): Update declaration.
8155 * options.h (class General_options): Add --warn-search-mismatch.
8156 * parameters.cc (Parameters::is_compatible_target): New function.
8157 * parameters.h (class Parameters): Declare is_compatible_target.
8158 * workqueue.cc (Workqueue::add_blocker): New function.
8159 * workqueue.h (class Workqueue): Declare add_blocker.
8160
f1ed28fb
ILT		 8161 * fileread.cc (Input_file::open): Remove options parameter.
8162 Change all callers.
8163 (Input_file::open_binary): Likewise.
8164 * script.cc (read_input_script): Likewise.
8165 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8166 options parameter from constructor. Change all callers.
8167 (class Read_script): Likewise.
8168 * fileread.h (class Input_file): Update declarations.
8169 * script.h (read_input_script): Update declaration.
8170
34dd024a
NC		 81712009-03-10 Nick Clifton <nickc@redhat.com>
8172
8173 * po/es.po: New Spanish translation.
8174
6d71b17c
CC		 81752009-03-06 Cary Coutant <ccoutant@google.com>
8176
8177 * options.cc (parse_short_option): Keep dash_z from registering itself.
8178
031cdbed
ILT		 81792009-03-03 Ian Lance Taylor <iant@google.com>
8180
8181 PR 9918
8182 * target-reloc.h (relocate_section): Pass output_section to
8183 relocate.
8184 * i386.cc (Target_i386::should_apply_static_reloc): Add
8185 output_section parameter. Change all callers.
8186 (Target_i386::Relocate::relocate): Add output_section parameter.
8187 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8188 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8189 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8190 * testsuite/two_file_shared.sh: New script.
8191 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8192 (check_DATA): Add two_file_shared.dbg.
8193 (two_file_shared.dbg): New target.
8194 * testsuite/Makefile.in: Rebuild.
8195
15d5fa16
ILT		 81962009-03-01 Ian Lance Taylor <iant@google.com>
8197
8198 * configure.ac: Check for byteswap.h.
8199 * configure: Rebuild.
8200 * config.in: Rebuild.
8201
8a4c0b0d
ILT		 82022009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8203
8204 * layout.cc (Layout::find_or_add_kept_section): New function.
8205 (Layout::add_comdat): Removed.
8206 * layout.h (struct Kept_section): Move out of class Layout.
8207 Remove trailing underscores from field names. Add group_sections
8208 field. Rename group_ field to is_group. Change all uses.
8209 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8210 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8211 comdat_groups_ field.
8212 (Sized_relobj::include_section_group): Use
8213 find_or_add_kept_section and Kept_section::group_sections.
8214 (Sized_relobj::include_linkonce_section): Likewise.
8215 * object.cc (class Sized_relobj): Don't define Comdat_group or
8216 Comdat_group_table. Remove find_comdat_group and
8217 add_comdat_group. Remove comdat_groups_ field.
8218 * plugin.cc (include_comdat_group): Use
8219 Layout::find_or_add_kept_section.
8220
b4ecf66b
ILT		 82212009-02-28 Ian Lance Taylor <iant@google.com>
8222
14359ca0
ILT		 8223 * README: --gc-sections and map files are now supported. Document
8224 some build requirements.
8225
b4ecf66b
ILT		 8226 PR 6992
8227 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8228 relocatable link set the value of the section symbol to zero.
8229 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8230 relocatable link don't include the section address in the local
8231 symbol value.
8232
0602e05a
ILT		 82332009-02-27 Ian Lance Taylor <iant@google.com>
8234
fd9d194f
ILT		 8235 PR 6811
8236 * options.h (class Search_directory): Add is_system_directory.
8237 (class General_options): Declare is_in_system_directory.
8238 * options.cc (get_relative_sysroot): Make static.
8239 (get_default_sysroot): Make static.
8240 (General_optoins::is_in_system_directory): New function.
8241 * fileread.cc (Input_file::is_in_system_directory): New function.
8242 * fileread.h (class Input_file): Declare is_in_system_directory.
8243 * object.h (class Object): Add is_in_system_directory.
8244 (class Input_objects): Remove system_library_directory_ field.
8245 * object.cc (Input_objects::add_object): Don't set
8246 system_library_directory_.
8247 (input_objects::found_in_system_library_directory): Remove.
8248 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8249 parameter. Change all callers.
8250 (Symbol_table::sized_write_globals): Likewise.
8251 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8252 Call Object::is_in_system_directory.
8253 * symtab.h (class Symbol_table): Update declarations.
8254
61edd21f
ILT		 8255 PR 5990
8256 * descriptors.h (Open_descriptor): Add is_on_stack field.
8257 * descriptors.cc (Descriptors::open): If the descriptor is on the
8258 top of the stack, remove it. Initialize is_on_stack field.
8259 (Descriptors::release): Only add pod to stack if it is not on the
8260 stack already.
8261 (Descriptors::close_some_descriptor): Clear stack_next and
8262 is_on_stack fields.
8263
e29e076a
ILT		 8264 PR 7091
8265 * output.cc (Output_section::find_starting_output_address): Rename
8266 from starting_output_address; add PADDR parameter; change return
8267 type.
8268 * output.h (class Output_section): Declare
8269 find_starting_output_address instead of starting_output_address.
8270 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8271 section symbol for which we can't find a merge section.
8272
0602e05a
ILT		 8273 PR 9836
8274 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8275 hidden or internal, force the symbol to be local.
8276 * resolve.cc (Symbol::override_visibility): Define.
8277 (Symbol::override_base): Use override_visibility.
8278 (Symbol_table::resolve): Likewise.
8279 (Symbol::override_base_with_special): Likewise.
8280 (Symbol_table::override_with_special): If the visibility is hidden
8281 or internal, force the symbol to be local.
8282 * symtab.h (class Symbol): Add set_visibility and
8283 override_visibility.
8284 * testsuite/ver_test_1.sh: New file.
8285 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8286 (check_DATA): Add ver_test_1.syms.
8287 (ver_test_1.syms): New target.
8288 * testsuite/Makefile.in: Rebuild.
8289
401a9a73
CC		 82902009-02-25 Cary Coutant <ccoutant@google.com>
8291
8292 * layout.cc (Layout::choose_output_section): Don't rename sections
8293 when using a linker script that has a SECTIONS clause.
8294 * Makefile.in: Regenerate.
8295
8296 * testsuite/Makefile.am (script_test_5.sh): New test case.
8297 * testsuite/Makefile.in: Regenerate.
8298 * testsuite/script_test_5.cc: New file.
8299 * testsuite/script_test_5.sh: New file.
8300 * testsuite/script_test_5.t: New file.
8301
f488e4b0
CC		 83022009-02-13 Rafael Avila de Espindola <espindola@google.com>
8303
8304 * archive.cc (Archive::include_member): Update calls to add_symbols.
8305 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8306 the Layout argument.
8307 * dynobj.h (do_add_symbols): Add the Layout argument.
8308 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8309 Layout argument.
8310 * object.h (Object::add_symbols): Add the Layout argument.
8311 (Object::do_add_symbols): Add the Layout argument.
8312 (Sized_relobj::do_add_symbols): Add the Layout argument.
8313 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8314 Unify the two versions.
8315 (Add_plugin_symbols): Remove.
8316 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8317 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8318 (Add_plugin_symbols): Remove.
8319 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8320 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8321 (Add_symbols::run): Make it work with Pulginobj.
8322
89dd1680
ILT		 83232009-02-06 Ian Lance Taylor <iant@google.com>
8324
8325 * object.cc (Sized_relobj::do_layout): Make info message start
8326 with lower case letter.
8327
266d0a74
ILT		 83282009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8329
602b464e
ILT		 8330 * binary.cc: Fix file comment.
8331
266d0a74
ILT		 8332 * options.h (enum Incremental_disposition): Define.
8333 (class General_options): Add new options: --incremental,
8334 --incremental_changed, --incremental_unchanged,
8335 --incremental_unknown. Add incremental_disposition_ and
8336 implicit_incremental_ fields.
8337 (General_options::incremental_disposition): New function.
8338 (class Position_dependent_options): Add incremental_disposition
8339 option.
8340 (Position_dependent_options::copy_from_options): Set incremental
8341 dispositions.
8342 * options.cc (General_options::parse_incremental_changed): New
8343 function.
8344 (General_options::parse_incremental_unchanged): New function.
8345 (General_options::parse_incremental_unknown): New function.
8346 (General_options::General_options): Initialize new fields
8347 incremental_disposition_ and implicit_incremental_.
8348 (General_options::finalize): Check for uasge of --incremental-*
8349 without --incremental.
8350
f073bbf7
CD		 83512009-02-06 Chris Demetriou <cgd@google.com>
8352
8353 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8354 pointer and to report location as the file name associated with
8355 the symbol.
8356 (gold_undefined_symbol_at_location): New function to replace the
8357 old gold_undefined_symbol functionality.
8358 * target-reloc.h (relocate_section): Update to use
8359 gold_undefined_symbol_at_location.
8360 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8361 Call gold_undefined_symbol function rather than gold_error.
8362 * errors.h (Errors::undefined_symbol): Take location as a
8363 string, rather than calculating it from a relocation.
8364 * errors.cc (Errors::fatal): Print "fatal error:" before the
8365 formatted message.
8366 (Errors::error, Errors::error_at_location): Print "error: "
8367 before the formatted message.
8368 (Errors::undefined_symbol): Take location as a string, rather
8369 than calculating it from a relocation.
8370 (gold_undefined_symbol_at_location): New function akin to
8371 old gold_undefined_symbol, calculates location from relocation.
8372 (gold_undefined_symbol): Change to take only a Symbol pointer
8373 and to report location as the file name associated with the symbol.
8374 * testsuite/debug_msg.sh: Update for changed error messages.
8375 * testsuite/undef_symbol.sh: Likewise.
8376
8e94a90c
ILT		 83772009-02-04 Duncan Sands <baldrick@free.fr>
8378
8379 PR 9812
8380 * reduced_debug_output.h
8381 (Output_reduced_debug_abbrev_section::failed): Use format for
8382 gold_warning.
8383 (Output_reduced_debug_info_section::faild): Likewise.
8384
88a0e15b
ILT		 83852009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8386
8387 * script.cc (Lazy_demangler): New class.
8388 (Version_script_info::get_symbol_version_helper): Demangle a
8389 symbol only once.
8390
5efc7cd2
CC		 83912009-01-29 Cary Coutant <ccoutant@google.com>
8392
8393 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8394 to __tls_get_addr.
8395 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8396
e0ebcf42
ILT		 83972009-01-28 Ian Lance Taylor <iant@google.com>
8398
5efc7cd2 8399 * version.cc (version_string): Bump to 1.9.
75fe7426 8400
e0ebcf42
ILT		 8401 * gold.h: Include <cstring> and <stdint.h>.
8402 * version.cc: Include <cstdio>.
8403 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8404 warning.
8405 * reduced_debug_output.cc (insert_into_vector): Rename from
8406 Insert_into_vector; change all callers. Use Swap_unaligned to
8407 avoid aliasing issue; remove union since it is unnecessary.
8408
8e2813be 84092009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8410
8411 * Makefile.am (CCFILES): Add gc.cc.
8412 (HFILES): Add gc.h.
8413 * Makefile.in: Regenerate.
8414 * gold.cc (Gc_runner): New class.
8415 (queue_initial_tasks): Call garbage collection related tasks
8416 when corresponding options are invoked.
8417 (queue_middle_gc_tasks): New function.
8418 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8419 processed early before laying out sections during garbage collection.
8420 * gold.h (queue_middle_gc_tasks): New function.
8421 (is_prefix_of): Move from "layout.cc".
8422 * i386.cc (Target_i386::gc_process_relocs): New function.
8423 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8424 * main.cc (main): Create object of class "Garbage_collection".
8425 * object.cc (Relobj::copy_symbols_data): New function.
8426 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 8427 (Sized_relobj::do_layout): Allow this function to be called twice
8428 during garbage collection and defer layout of section during the
6d03d481
ST		 8429 first call.
8430 * object.h (Relobj::get_symbols_data): New function.
8431 (Relobj::is_section_name_included): New function.
8432 (Relobj::copy_symbols_data): New function.
8433 (Relobj::set_symbols_data): New function.
8434 (Relobj::get_relocs_data): New function.
8435 (Relobj::set_relocs_data): New function.
8436 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8437 (Relobj::gc_process_relocs): New function.
8438 (Relobj::do_gc_process_relocs): New pure virtual function.
8439 (Relobj::sd_): New data member.
8440 (Sized_relobj::is_output_section_offset_invalid): New function.
8441 (Sized_relobj::do_gc_process_relocs): New function.
8442 * options.h (General_options::gc_sections): Modify to not be a no-op.
8443 (General_options::print_gc_sections): New option.
8444 * plugin.cc (Plugin_finish::run): Remove function call to
8445 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8446 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8447 * reloc.cc (Read_relocs::run): Add task to process relocs and
8448 determine unreferenced sections when doing garbage collection.
8449 (Gc_process_relocs): New class.
8450 (Sized_relobj::do_gc_process_relocs): New function.
8451 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8452 sections that are garbage collected.
8453 * reloc.h (Gc_process_relocs): New class.
8454 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8455 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8456 symbols whose corresponding sections are garbage collected.
8457 (Symbol_table::Symbol_table): Add new parameter for the garbage
8458 collection object.
8459 (Symbol_table::gc_mark_undef_symbols): New function.
8460 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8461 (Symbol_table::gc_mark_dyn_syms): New function.
8462 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8463 as garbage.
8464 (Symbol_table::add_from_object): Likewise.
8465 (Symbol_table::add_from_relobj): When building shared objects, do not
8466 treat externally visible symbols as garbage.
8467 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8468 table information for static and relocatable links.
8469 * symtab.h (Symbol_table::set_gc): New function.
8470 (Symbol_table::gc): New function.
8471 (Symbol_table::gc_mark_undef_symbols): New function.
8472 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8473 (Symbol_table::gc_mark_dyn_syms): New function.
8474 (Symbol_table::gc_): New data member.
e1df38aa 8475 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 8476 function.
8477 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8478 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8479
3b293544
CF		 84802009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8481
8482 * options.h (General_options::gc_sections): Define as a no-op for now.
8483 (General_options::no_keep_memory): Ditto.
8484 (General_options::Bshareable): Define.
8485 * options.cc (General_options::finalize): Honor -Bshareable.
8486
83d22aa8
AS		 84872009-01-20 Andreas Schwab <schwab@suse.de>
8488
8489 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8490 read the value in the contents, since we don't use it. Use the
8491 template endianness when writing.
8492 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8493
cd536b21
AS		 84942009-01-19 Andreas Schwab <schwab@suse.de>
8495
8496 * configure.tgt (powerpc64-*): Fix targ_obj.
8497
99e9a495
ILT		 84982009-01-15 Ian Lance Taylor <iant@google.com>
8499
8500 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8501 local symbols when stripping all symbols.
8502
bbbfea06
CC		 85032009-01-14 Cary Coutant <ccoutant@google.com>
8504
99e9a495 8505 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 8506
0f7c0701
CC		 85072009-01-14 Cary Coutant <ccoutant@google.com>
8508
8509 * archive.cc (Archive::get_elf_object_for_member): Remove call
8510 to File_read::claim_for_plugin.
8511 * descriptors.cc (Descriptors::open): Remove reference to
8512 is_claimed.
8513 (Descriptors::claim_for_plugin): Remove.
8514 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8515 (Descriptors::is_claimed): Remove.
8516 (claim_descriptor_for_plugin): Remove.
8517 * fileread.cc (File_read::claim_for_plugin): Remove.
8518 * fileread.h (File_read::claim_for_plugin): Remove.
8519 (File_read::descriptor): Reopen descriptor if necessary.
8520 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8521 (Plugin_manager::all_symbols_read): Add task parameter. Change
8522 all callers.
8523 (Plugin_manager::get_input_file): New function.
8524 (Plugin_manager::release_input_file): New function.
8525 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8526 corresponding data member.
8527 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8528 and pass to base constructor. Change all callers.
8529 (get_input_file, release_input_file): New functions.
8530 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8531 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8532 (Plugin_manager::all_symbols_read): Add task parameter.
8533 (Plugin_manager::get_input_file): New function.
8534 (Plugin_manager::release_input_file): New function.
8535 (Plugin_manager::task_): New data member.
8536 (Pluginobj::Pluginobj): Add filesize parameter.
8537 (Pluginobj::filename): New function.
8538 (Pluginobj::descriptor): New function.
8539 (Pluginobj::filesize): New function.
8540 (Pluginobj::filesize_): New data member.
8541 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8542 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8543 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8544
8545 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8546 with archive libraries.
8547 * testsuite/Makefile.in: Regenerate.
8548 * testsuite/plugin_test.c (struct sym_info): New type.
8549 (get_input_file, release_input_file): New static variables.
8550 (onload): Capture new transfer vector entries.
8551 (claim_file_hook): Stop reading at end of file according to filesize.
8552 Factor out parsing of readelf output into separate function.
8553 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8554 APIs and get the source file name from the symbol table. Convert
8555 source file name to corresponding object file name. Print info
8556 message when adding new input files.
8557 (parse_readelf_line): New function.
8558 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8559 * testsuite/plugin_test_2.sh: Likewise.
8560 * testsuite/plugin_test_3.sh: Likewise.
8561 * testsuite/plugin_test_4.sh: New test case.
8562
62a6d109
ILT		 85632009-01-07 Ian Lance Taylor <iant@google.com>
8564
8565 * version.cc (version_string): Bump to 1.8.
8566
483620e8
CC		 85672008-12-23 Cary Coutant <ccoutant@google.com>
8568
8569 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8570 * plugin.cc (Plugin_manager::finish): Rename as
8571 layout_deferred_objects. Move cleanup to separate function.
8572 (Plugin_manager::cleanup): New function.
8573 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8574 separately.
8575 * plugin.h (Plugin_manager::finish): Rename as
8576 layout_deferred_objects.
8577 (Plugin_manager::cleanup): New function.
8578 (Plugin_manager::cleanup_done): New field.
8579
d66a9eb3
CC		 85802008-12-23 Cary Coutant <ccoutant@google.com>
8581
8582 * plugin.cc (is_visible_from_outside): New function.
8583 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8584 so we don't return "IR only" status for exported symbols or -r links.
8585
8586 * testsuite/Makefile.am (plugin_test_3): New test case.
8587 * testsuite/Makefile.in: Regenerate.
8588 * testsuite/plugin_test_3.sh: New file.
8589
5995b570
CC		 85902008-12-22 Cary Coutant <ccoutant@google.com>
8591
8592 * object.cc (Sized_relobj::layout_section): New function.
8593 (Sized_relobj::do_layout): Defer layout of input sections until after
8594 plugin has provided replacement files.
8595 (Sized_relobj::do_layout_deferred_sections): New function.
8596 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8597 (Relobj::layout_deferred_sections): New function.
8598 (Relobj::do_layout_deferred_sections): New function.
8599 (Sized_relobj::do_layout_deferred_sections): New function.
8600 (Sized_relobj::layout_section): New function.
8601 (Sized_relobj::Deferred_layout): New structure.
8602 (Sized_relobj::deferred_layout_): New field.
8603 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8604 Change all callers. Layout deferred sections.
8605 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8606 references.
8607 (Plugin_hook::run): Move code from do_plugin_hook inline.
8608 (Plugin_hook::do_plugin_hook): Remove.
8609 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8610 (Plugin_manager::finish): Renamed, was cleanup.
8611 (Plugin_manager::should_defer_layout): New function.
8612 (Plugin_manager::add_deferred_layout_object): New function.
8613 (Plugin_manager::Deferred_layout_list): New type.
8614 (Plugin_manager::deferred_layout_objects_): New field.
8615 (Plugin_hook::do_plugin_hook): Remove.
8616
ee769c88
ILT		 86172008-12-17 Ian Lance Taylor <iant@google.com>
8618
8619 * options.h (class General_options): Add --no case for
8620 --export-dynamic.
8621
abc8dcba
CC		 86222008-12-16 Cary Coutant <ccoutant@google.com>
8623
8624 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8625 vector.
8626 (Plugin_manager::claim_file): Create plugin object even if
8627 plugin did not call the add_symbols callback.
8628 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8629 asking for more symbols than were added.
8630 * testsuite/Makefile.am (plugin_test_1): Add test case with
8631 no global symbols.
8632 (empty.syms): New target.
8633 * testsuite/Makefile.in: Regenerate.
8634 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8635 message. Don't call add_symbols if no globals.
8636 (all_symbols_read_hook): Don't provide replacement for empty
8637 claimed file.
8638
b0074644
ILT		 86392008-12-12 Ian Lance Taylor <iant@google.com>
8640
68943102
ILT		 8641 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8642 r_type == 0 for a local symbol with r_sym == 0.
8643 (scan_relocatable_relocs): Pass r_sym to
8644 local_non_section_strategy.
8645 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8646 r_sym parameter.
8647
b0074644
ILT		 8648 * configure.ac: Update test for TLS descriptors: they are
8649 supported as of glibc 2.9.
8650 * configure: Rebuild.
8651
c2508178
ILT		 86522008-12-11 Ian Lance Taylor <iant@google.com>
8653
8654 PR 7091
8655 * target-reloc.h (Default_scan_relocatable_relocs): For each
8656 function, map r_type == 0 to RELOC_DISCARD.
8657
2756a258
CC		 86582008-12-10 Cary Coutant <ccoutant@google.com>
8659
8660 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8661 object to override a kept COMDAT group from a plugin object.
8662
bb6f53d3
ILT		 86632008-12-09 Ian Lance Taylor <iant@google.com>
8664
fbc558e1
ILT		 8665 PR 7088
8666 * yyscript.y (file_cmd): Handle INPUT.
8667
bb6f53d3
ILT		 8668 * testsuite/initpri1.c: Change all declarations to be full
8669 prototypes by adding void, to avoid compiler warnings.
8670
4674ecfc
CC		 86712008-12-05 Rafael Avila de Espindola <espindola@google.com>
8672
8673 * options.cc (General_options::parse_plugin_opt): New.
8674 (General_options::add_plugin): The argument now is just the filename.
8675 (General_options::add_plugin_option): New.
8676 * options.h (plugin_opt): New.
8677 (add_plugin): Change argument name.
8678 (add_plugin_option): New.
8679 * plugin.cc (Plugin::load): Don't parse the plugin option.
8680 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8681 (Plugin::add_option): New.
8682 (Plugin::args_): Change type.
8683 (Plugin::filename_): New.
8684 (Plugin_manager::add_plugin_option): New.
8685 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8686 * testsuite/Makefile.in: Regenerate.
8687
fd06b4aa
CC		 86882008-12-05 Cary Coutant <ccoutant@google.com>
8689
8690 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8691 Handle --strip-lto-sections option.
8692 * options.h (strip_lto_sections): New option.
8693
6c52134c
CC		 86942008-12-01 Cary Coutant <ccoutant@google.com>
8695
8696 * plugin.cc (ld_plugin_message): Change format parameter to const.
8697 Fix mismatch between new[] and delete.
8698
a45248e0
CC		 86992008-11-14 Cary Coutant <ccoutant@google.com>
8700
8701 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8702 instead of -1U.
8703
c82fbeee
CS		 87042008-11-05 Craig Silverstein <csilvers@google.com>
8705
8706 * options.cc (General_options::parse_dynamic_list): New function.
8707 * options.h (General_options): New flags dynamic_list,
8708 dynamic_list_data, dynamic_list_cpp_new, and
8709 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8710 (General_options::in_dynamic_list): New function.
8711 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8712 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8713 (Lex::can_continue_name): Likewise.
8714 (yylex): Likewise.
8715 (read_script_file): New parameter script_options.
8716 (read_dynamic_list): New function.
8717 (Script_options::define_dynamic_list): New function.
8718 (dynamic_list_keyword_parsecodes): New variable.
8719 (dynamic_list_keywords): New variable.
8720 * script.h (Script_options::define_dynamic_list): New function
8721 prototype.
8722 (read_dynamic_list): New function prototype.
8723 * symtab.cc (strprefix): New macro.
8724 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8725 dynamic_list_data, dynamic_list_cpp_new, and
8726 dynamic_list_cpp_typeinfo.
8727 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8728 (dynamic_list_expr): New rule.
8729 (dynamic_list_nodes): Likewise.
8730 (dynamic_list_node): Likewise.
8731 * testsuite/Makefile.am (dynamic_list): New test.
8732 * testsuite/Makefile.in: Regenerated.
8733 * testsuite/dynamic_list.t: New file.
8734 * testsuite/dynamic_list.sh: New file.
8735
e0bb29a5
CS		 87362008-11-05 Craig Silverstein <csilvers@google.com>
8737
8738 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8739 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8740 (t11_last): Likewise.
8741 * testsuite/ver_test_6.c (main): Likewise.
8742
4e1e25e0
CC		 87432008-10-07 Cary Coutant <ccoutant@google.com>
8744
8745 * options.c (General_options::finalize): Add check for -static and
8746 -shared.
8747 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8748 is not empty.
8749
92f03fcb
CC		 87502008-10-02 Cary Coutant <ccoutant@google.com>
8751
8752 * plugin.cc (make_sized_plugin_object): Fix conditional
8753 compilation to work when not all targets are enabled.
8754
fbd8a257
CC		 87552008-09-29 Cary Coutant <ccoutant@google.com>
8756
8757 * archive.cc (Archive::get_file_and_offset): Use filename instead
8758 of name to get library path.
8759 (Archive::include_member): Unlock external member of a thin archive.
8760
8761 * testsuite/Makefile.am (TEST_AR): New variable.
8762 (thin_archive_test_1): New test.
8763 (thin_archive_test_2): New test.
81636b3f
CC		 8764 * testsuite/Makefile.in: Regenerate.
8765 * testsuite/thin_archive_main.cc: New file.
8766 * testsuite/thin_archive_test_1.cc: New file.
8767 * testsuite/thin_archive_test_2.cc: New file.
8768 * testsuite/thin_archive_test_3.cc: New file.
8769 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 8770
eff45813
CC		 87712008-09-29 Cary Coutant <ccoutant@google.com>
8772
8773 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8774 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8775 instead of -1U.
8776 (Sized_relobj::do_finalize_local_symbols): Likewise.
8777 (Sized_relobj::map_to_kept_section): Likewise.
8778 * object.h (Sized_relobj::invalid_address): New constant.
8779 (Sized_relobj::do_output_section_offset): Check for invalid_address
8780 and return -1ULL.
8781 * output.cc (Output_reloc::local_section_offset): Use constant
8782 invalid_address instead of -1U.
8783 (Output_reloc::get_address): Likewise.
8784 (Output_section::output_address): Change -1U to -1ULL.
8785 * output.h (Output_reloc::invalid_address): New constant.
8786 * reloc.cc (Sized_relobj::write_sections): Use constant
8787 invalid_address instead of -1U.
8788 (Sized_relobj::relocate_sections): Likewise.
8789 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8790 values for merge sections.
8791 * target-reloc.h (relocate_for_relocatable): Use constant
8792 invalid_address instead of -1U.
8793
89fc3421
CC		 87942008-09-19 Cary Coutant <ccoutant@google.com>
8795
8796 Add plugin functionality for link-time optimization (LTO).
8797 * configure.ac (plugins): Add --enable-plugins option.
8798 * configure: Regenerate.
8799 * config.in: Regenerate.
8800 * Makefile.am (LIBDL): New variable.
8801 (CCFILES): Add plugin.cc.
8802 (HFILES): Add plugin.h.
8803 (ldadd_var): Add LIBDL.
8804 * Makefile.in: Regenerate.
8805
8806 * archive.cc: Include "plugin.h".
8807 (Archive::setup): Don't preread archive symbols when using a plugin.
8808 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8809 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8810 files.
8811 (Archive::include_member): Add symbols from plugin objects.
8812 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8813 * descriptors.cc (Descriptors::open): Check for file descriptors
8814 abandoned by plugins.
8815 (Descriptors::claim_for_plugin): New function.
8816 * descriptors.h (Descriptors::claim_for_plugin): New function.
8817 (Open_descriptor::is_claimed): New field.
8818 (claim_descriptor_for_plugin): New function.
8819 * fileread.cc (File_read::claim_for_plugin): New function.
8820 * fileread.h (File_read::claim_for_plugin): New function.
8821 (File_read::descriptor): New function.
8822 * gold.cc: Include "plugin.h".
8823 (queue_initial_tasks): Add task to call plugin hooks for generating
8824 new object files.
8825 * main.cc: Include "plugin.h".
8826 (main): Load plugin libraries.
8827 * object.h (Pluginobj): Declare.
8828 (Object::pluginobj): New function.
8829 (Object::do_pluginobj): New function.
8830 (Object::set_target): New function.
8831 * options.cc: Include "plugin.h".
8832 (General_options::parse_plugin): New function.
8833 (General_options::General_options): Initialize plugins_ field.
8834 (General_options::add_plugin): New function.
8835 * options.h (Plugin_manager): Declare.
8836 (General_options): Add --plugin option.
8837 (General_options::has_plugins): New function.
8838 (General_options::plugins): New function.
8839 (General_options::add_plugin): New function.
8840 (General_options::plugins_): New field.
8841 * plugin.cc: New file.
8842 * plugin.h: New file.
8843 * readsyms.cc: Include "plugin.h".
8844 (Read_symbols::do_read_symbols): Check for archive before checking
8845 for ELF file. Call plugin hooks to claim files.
8846 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8847 from a real object file; force override when processing replacement
8848 files.
8849 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8850 (Symbol::init_base_object): Likewise.
8851 (Symbol::init_base_output_data): Likewise.
8852 (Symbol::init_base_output_segment): Likewise.
8853 (Symbol::init_base_constant): Likewise.
8854 (Symbol::init_base_undefined): Likewise.
8855 (Symbol::output_section): Assert that object is not a plugin.
8856 (Symbol_table::add_from_pluginobj): New function.
8857 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8858 undefined.
8859 (Symbol_table::sized_write_globals): Likewise.
8860 (Symbol_table::add_from_pluginobj): Instantiate template.
8861 * symtab.h (Sized_pluginobj): Declare.
8862 (Symbol::in_real_elf): New function.
8863 (Symbol::set_in_real_elf): New function.
8864 (Symbol::in_real_elf_): New field.
8865 (Symbol_table::add_from_pluginobj): New function.
8866
8867 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8868 (LIBDL): New variable.
8869 (LDADD): Add LIBDL.
8870 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8871 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8872 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8873 (MOSTLYCLEANFILES): Likewise.
8874 * testsuite/Makefile.in: Regenerate.
8875 * testsuite/plugin_test.c: New file.
8876 * testsuite/plugin_test_1.sh: New file.
8877 * testsuite/plugin_test_2.sh: New file.
8878
de31bda5
ILT		 88792008-09-16 Ian Lance Taylor <iant@google.com>
8880
9c2d0ef9
ILT		 8881 * target-reloc.h (relocate_section): Check whether a symbol is
8882 defined by the ABI before reporting an undefined symbol error.
8883 * target.h (Target::is_defined_by_abi): Make parameter const.
8884 (Target::do_is_defined_by_abi): Likewise.
8885 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8886 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8887 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8888 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8889 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8890 * testsuite/Makefile.in: Rebuild.
8891
de31bda5
ILT		 8892 * fileread.cc (make_view): Add casts to avoid warning.
8893
9fa33bee
AO		 88942008-09-16 Alexandre Oliva <aoliva@redhat.com>
8895
8896 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8898
183fd0e3
AO		 88992008-09-16 Alexandre Oliva <aoliva@redhat.com>
8900
8901 * options.h (General_options::output_is_executable): New.
8902 (General_options::output_is_pie): New.
8903 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8904 for shared libraries.
8905 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8906
7be8330a
CD		 89072008-09-11 Chris Demetriou <cgd@google.com>
8908
8909 * options.h (origin): New -z option.
8910 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8911 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8912 in DT_FLAGS_1.
8913
a9caad02
CC		 89142008-09-05 Cary Coutant <ccoutant@google.com>
8915
8916 * fileread.cc (File_read::make_view): Add check for attempt to map
8917 beyond end of file.
8918
ae6dce4d
CC		 89192008-09-05 Cary Coutant <ccoutant@google.com>
8920
8921 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8922 explicit instantiations.
8923
d7ab2a47
KVH		 89242008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8925
8926 PR gold/6858
8927 * options.cc (General_options::finalize): Allow undefined symbols
8928 in shlibs if linking -shared.
8929
8930 PR gold/6859
8931 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8932 symbols as not needing a dynsym entry.
8933
1e52a9c1
CS		 89342008-08-20 Craig Silverstein <csilvers@google.com>
8935
8936 * fileread.cc (File_read::open): Do not lock the file unless it
8937 was successfully opened.
8938
d85c80a3
CC		 89392008-08-14 Cary Coutant <ccoutant@google.com>
8940
8941 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8942 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8943 * testsuite/tls_test.cc (struct int128): 128-bit struct
8944 for testing TLS relocs with non-zero addend.
8945 (v12): New TLS variable.
8946 (t12): New test.
8947 (t_last): Add check for v12.
8948 * testsuite/tls_test.h (t12): New function.
8949 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8950
2d924fd9
ILT		 89512008-08-13 Ian Lance Taylor <iant@google.com>
8952
8953 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8954 set tls_segment_ or relro_segment_.
8955 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8956 when appropriate.
8957 * output.h (Output_section::clear_is_relro): New function.
8958 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8959 sections specially even when output_data_ is empty.
8960 (Output_segment::maximum_alignment): When first section is relro,
8961 only force alignment for PT_LOAD segments.
8962 * script.cc (script_data_segment_align): New function.
8963 (script_data_segment_relro_end): New function.
8964 * script-c.h (script_data_segment_align): Declare.
8965 (script_data_segment_relro_end): Declare.
8966 * script-sections.h (class Script_sections): Declare
8967 data_segment_align and data_segment_relro_end. Add fields
8968 segment_align_index_ and saw_relro_end_.
8969 * script-sections.cc (class Sections_element): Add set_is_relro
8970 virtual function. Add new bool* parameter to place_orphan_here.
8971 Add get_output_section virtual function.
8972 (class Output_section_definition): Add set_is_relro. Add new
8973 bool* parameter to place_orphan_here. Add get_output_section.
8974 Add is_relro_ field.
8975 (Output_section_definition::Output_section_definition): Initialize
8976 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8977 and is_relro_ fields.
8978 (Output_section_definition::place_orphan_here): Add is_relro
8979 parameter.
8980 (Output_section_definition::set_section_addresses): Set relro for
8981 output section.
8982 (Output_section_definition::alternate_constraint): Likewise.
8983 (class Orphan_output_section): Add new bool* parameter to
8984 place_orphan_here. Add get_output_section.
8985 (Orphan_output_section::place_orphan_here): Add is_relro
8986 parameter.
8987 (Script_sections::Script_sections): Initialize
8988 data_segment_align_index_ and saw_relro_end_.
8989 (Script_sections::data_segment_align): New function.
8990 (Script_sections::data_segment_relro_end): New function.
8991 (Script_sections::place_orphan): Set or clear is_relro.
8992 (Script_sections::set_section_addresses): Force alignment of first
8993 TLS section.
8994 * yyscript.y (exp): Call script_data_segment_align and
8995 script_data_segment_relro_end.
8996 * testsuite/relro_script_test.t: New file.
8997 * testsuite/relro_test.cc (using_script): Declare.
8998 (t1, t2): Test using_script.
8999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9000 (relro_script_test_SOURCES): Define.
9001 (relro_script_test_DEPENDENCIES): Define.
9002 (relro_script_test_LDFLAGS): Define.
9003 (relro_script_test_LDADD): Define.
9004 (relro_script_test.so): New target.
9005 * testsuite/Makefile.in: Rebuild.
9006
f827c9a9
CC		 90072008-08-06 Cary Coutant <ccoutant@google.com>
9008
9009 * archive.cc (Archive::total_archives, Archive::total_members)
9010 (Archive::total_members_loaded): New variables.
9011 (Archive::setup): Add parameter. Add option to preread
9012 archive symbols.
9013 (Archive::read_armap): Add counter.
9014 (Archive::get_file_and_offset): New function.
9015 (Archive::get_elf_object_for_member): New function.
9016 (Archive::read_all_symbols): New function.
9017 (Archive::read_symbols): New function.
9018 (Archive::add_symbols): Add counters.
9019 (Archive::include_all_members): Use armap to find members if it's
9020 already built.
9021 (Archive::include_member): Skip reading symbols if already read.
9022 Factored code into Archive::get_file_and_offset and
9023 Archive::get_elf_object_for_member. Changed call to
9024 Mapfile::report_include_archive_member.
9025 (Archive::print_stats): New function.
9026 * archive.h: Declare Object and Read_symbols_data classes.
9027 (Archive::Archive): Add initializers for new members.
9028 (Archive::setup): Add parameter.
9029 (Archive::print_stats): New function.
9030 (Archive::total_archives, Archive::total_members)
9031 (Archive::total_members_loaded): New variables.
9032 (Archive::get_file_and_offset): New function.
9033 (Archive::get_elf_object_for_member): New function.
9034 (Archive::read_all_symbols): New function.
9035 (Archive::read_symbols): New function.
9036 (Archive::Archive_member): New class.
9037 (Archive::members_): New member.
9038 (Archive::num_members_): New member.
9039 * main.cc: Include archive.h.
9040 (main): Call Archive::print_stats.
9041 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9042 archive parameter; member_name is now the fully-decorated name.
9043 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9044 * options.h: (General_options): Add --preread-archive-symbols option.
9045 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9046 Archive::setup.
9047
de4c45bd
ILT		 90482008-08-04 Ian Lance Taylor <iant@google.com>
9049
9050 * symtab.h (Symbol::use_plt_offset): New function.
9051 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9052 * powerpc.cc (Relocate::relocate): Likewise.
9053 * sparc.cc (Relocate::relocate): Likewise.
9054 * x86_64.cc (Relocate::relocate): Likewise.
9055 * testsuite/weak_plt.sh: New test.
9056 * testsuite/weak_plt_main.cc: New test.
9057 * testsuite/weak_plt_shared.cc: New test.
9058 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9059 (check_PROGRAMS): Add weak_plt.
9060 (check_DATA): Add weak_plt_shared.so.
9061 (weak_plt_main_pic.o, weak_plt): New targets.
9062 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9063 * testsuite/Makefile.in: Rebuild.
9064
9065 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9066 gcctestdir/ld.
9067 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9068 * testsuite/Makefile.in: Rebuild.
9069
323ee3f4
AM		 90702008-08-04 Alan Modra <amodra@bigpond.net.au>
9071
9072 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9073 * Makefile.in: Regenerate.
9074 * po/POTFILES.in: Regenerate.
9075
7c07ecec
ILT		 90762008-07-29 Ian Lance Taylor <iant@google.com>
9077
9078 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9079 symbols before other symbols.
9080 * testsuite/script_test_2.cc (test_addr): Declare.
9081 (test_addr_alias): Declare.
9082 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9083 values.
7c07ecec
ILT		 9084 * testsuite/script_test_2.t: Define test_addr_alias and
9085 test_addr.
9086
5778530e
ILT		 90872008-07-24 Ian Lance Taylor <iant@google.com>
9088
2a00e4fb
ILT		 9089 PR 5990
9090 * descriptors.cc: New file.
9091 * descriptors.h: New file.
9092 * gold-threads.h (class Hold_optional_lock): New class.
9093 * fileread.cc: Include "descriptors.h".
9094 (File_read::~File_read): Release descriptor rather than closing
9095 it.
9096 (File_read::open) [file]: Call open_descriptor rather than open.
9097 Set is_descriptor_opened_.
9098 (File_read::open) [memory]: Assert that descriptor is not open.
9099 (File_read::reopen_descriptor): New function.
9100 (File_read::release): Release descriptor.
9101 (File_read::do_read): Make non-const. Reopen descriptor.
9102 (File_read::read): Make non-const.
9103 (File_read::make_view): Reopen descriptor.
9104 (File_read::do_readv): Likewise.
9105 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9106 Update declarations.
9107 * layout.cc: Include "descriptors.h".
9108 (Layout::create_build_id): Use open_descriptor rather than open.
9109 * output.cc: Include "descriptors.h".
9110 (Output_file::open): Use open_descriptor rather than open.
9111 * archive.cc (Archive::const_iterator): Change Archive to be
9112 non-const.
9113 (Archive::begin, Archive::end): Make non-const.
9114 (Archive::count_members): Likewise.
9115 * archive.h (class Archive): Update declarations.
9116 * object.h (Object::read): Make non-const.
9117 * Makefile.am (CCFILES): Add descriptors.cc.
9118 (HFILES): Add descriptors.h.
9119 * Makefile.in: Rebuild.
9120
801647d1
ILT		 9121 PR 6716
9122 * gold.h: Always include <clocale>. Add Solaris workarounds
9123 following code in binutils/sysdep.h.
9124
5edd166e
ILT		 9125 PR 6048
9126 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9127 this->eh_frame_hdr_ is NULL before using it.
9128
c89ad728
ILT		 9129 * dynobj.cc (Versions::Versions): Update comment.
9130
aa86f06b
ILT		 9131 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9132 the base version name.
9133
5778530e
ILT		 9134 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9135 array size plus one.
9136 (Stringpool_template::set_string_offsets): Subtract one from key
9137 before using it as an array index.
9138 (Stringpool_template::get_offset_with_length): Likewise.
9139 (Stringpool_template::write_to_buffer): Likewise.
9140 * stringpool.h (Stringpool_template::get_offset_from_key):
9141 Likewise.
9142
057ead22
ILT		 91432008-07-23 Ian Lance Taylor <iant@google.com>
9144
7f649c59
ILT		 9145 PR 6658
9146 * object.h (Merged_symbol_value::value): Do our best to handle a
9147 negative addend.
9148
057ead22
ILT		 9149 PR 6647
9150 * script.cc (Version_script_info::get_versions): Don't add empty
9151 version tag to return value.
9152 (Version_script_info::get_symbol_version_helper): Change return
9153 type to bool. Add pversion parameter. Change all callers.
9154 (script_register_vers_node): Don't require a non-NULL tag.
9155 * script.h (class Version_script_info): Update declarations.
9156 (Version_script_info::get_symbol_version): Change return type to
9157 bool. Add version parameter. Change all callers.
9158 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9159 handling. Handle an empty version from a version script.
9160 (Symbol_table::define_special_symbol): Likewise.
9161 * testsuite/ver_test_10.script: New file.
9162 * testsuite/ver_test_10.sh: New file.
9163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9164 (check_DATA): Add ver_test_10.syms.
9165 (ver_test_10.syms, ver_test_10.so): New target.
9166 * testsuite/Makefile.in: Rebuild.
9167
58e54ac2
CD		 91682008-07-23 Simon Baldwin <simonb@google.com>
9169
9170 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9171 to zero for undefined symbols from dynamic libraries.
9172
95d14cd3
ILT		 91732008-07-23 Ian Lance Taylor <iant@google.com>
9174
9175 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9176 Change all callers.
9177 * symtab.h (class Symbol_table): Update declaration.
9178 * testsuite/ver_test_9.cc: New file.
9179 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9180 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9181 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9182 (ver_test_9.so, ver_test_9.o): New targets.
9183 * testsuite/Makefile.in: Rebuild.
9184
92de84a6
ILT		 91852008-07-22 Ian Lance Taylor <iant@google.com>
9186
34810851
ILT		 9187 * options.h (class General_options): Define --check-sections.
9188 * layout.cc (Layout::set_segment_offsets): Handle
9189 --check-sections.
9190
af6156ef
ILT		 9191 * options.h (class General_options): Define -n/--nmagic and
9192 -N/--omagic.
9193 * options.cc (General_options::finalize): For -n/--nmagic or
9194 -N/--omagic, set -static.
9195 * layout.cc (Layout::attach_allocated_section_to_segment): If
9196 -N/--omagic, don't put read-only and read-write sections in
9197 different segments.
9198 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9199 finding a read-only segment.
9200 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9201 don't set the minimum segment alignment to the common page size,
9202 and don't set the file offset to the address modulo the page size.
9203 * script-sections.cc (Script_sections::create_segments): If
9204 -n/--omagic, don't put read-only and read-write sections in
9205 different segments.
9206
92de84a6
ILT		 9207 * cref.cc: New file.
9208 * cref.h: New file.
9209 * options.h (class General_options): Add --print-symbol-counts.
9210 * main.cc (main): Issue defined symbol report if requested.
9211 * archive.cc (Archive::interpret_header): Make into a const member
9212 function.
9213 (Archive::add_symbols): Call Input_objects::archive_start and
9214 archive_stop.
9215 (Archive::const_iterator): Define new class.
9216 (Archive::begin, Archive::end): New functions.
9217 (Archive::include_all_members): Rewrite to use iterator.
9218 (Archive::count_members): New function.
9219 * archive.h (class Archive): Update declarations.
9220 (Archive::filename): New function.
9221 * object.cc: Include "cref.h".
9222 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9223 (Sized_relobj::do_get_global_symbol_counts): New function.
9224 (Input_objects::add_object): Add object to cross-referencer.
9225 (Input_objects::archive_start): New function.
9226 (Input_objects::archive_stop): New function.
9227 (Input_objects::print_symbol_counts): New function.
9228 * object.h: Declare Cref and Archive.
9229 (Object::get_global_symbol_counts): New function.
9230 (Object::do_get_global_symbol_counts): New pure virtual function.
9231 (class Sized_relobj): Add defined_count_ field. Update
9232 declarations.
9233 (class Input_objects): Add cref_ field. Update constructor.
9234 Update declarations.
9235 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9236 defined_count_.
9237 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9238 symbol counts.
9239 (Sized_dynobj::do_get_global_symbol_counts): New function.
9240 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9241 defined_count_. Update declarations. Define Symbols typedef.
9242 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9243 parameter. Change all callers.
9244 (Symbol_table::add_from_dynobj): Add sympointers and defined
9245 parameters. Change all callers.
9246 * symtab.h (class Symbol_table): Update declarations.
9247 * Makefile.am (CCFILES): Add cref.cc.
9248 (HFILES): Add cref.h.
9249 * Makefile.in: Rebuild.
9250
3f7c5e1d
CD		 92512008-07-22 Simon Baldwin <simonb@google.com>
9252
9253 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9254 to zero when writing undefined symbols.
9255
e0b64032
ILT		 92562008-07-22 Ian Lance Taylor <iant@google.com>
9257
9258 * output.cc (Output_section::add_input_section): Don't try to
9259 merge empty merge sections.
9260
096b02cf
CS		 92612008-07-21 Craig Silverstein <csilvers@google.com>
9262
9263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9264 Include symbol version in error message.
cd536b21 9265
1d1f116d
CD		 92662008-07-20 Chris Demetriou <cgd@google.com>
9267
cd536b21 9268 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9269 (RANDOM_SEED_CFLAGS): New substituted variable.
9270 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9271 * configure: Rebuild.
9272 * Makefile.in: Likewise.
9273 * testsuite/Makefile.in: Likewise.
9274
a18f591e
ILT		 92752008-07-18 Ian Lance Taylor <iant@google.com>
9276
9277 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9278 where we see NAME/NULL and NAME/VERSION as separate symbols.
9279 * testsuite/ver_test_main.cc (main): Call t4.
9280 (t4, t4_2a): Define.
9281 * testsuite/ver_test_2.cc (t4_2): Define.
9282 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9283 * testsuite/ver_test_4.cc (t4_2a): Define.
9284 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9285 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9286
c6e3f6ed
ILT		 92872008-07-17 Ian Lance Taylor <iant@google.com>
9288
9289 * dynobj.cc (Versions::add_def): If we give an error about a
9290 missing version, go ahead and create the version anyhow.
9291
ef9beddf
ILT		 92922008-07-10 Ian Lance Taylor <iant@google.com>
9293
9294 Handle output sections with more than 0x7fffffff bytes.
9295 * object.h (class Relobj): Change map_to_output_ to
9296 output_sections_, and just keep a section pointer. Change all
9297 uses. Move comdat group support to Sized_relobj.
9298 (Relobj::is_section_specially_mapped): Remove.
9299 (Relobj::output_section): Remove poff parameter. Change all
9300 callers.
9301 (Relobj::output_section_offset): New function.
9302 (Relobj::set_section_offset): Rewrite.
9303 (Relobj::map_to_output): Remove.
9304 (Relobj::output_sections): New function.
9305 (Relobj::do_output_section_offset): New pure virtual function.
9306 (Relobj::do_set_section_offset): Likewise.
9307 (class Sized_relobj): Add section_offsets_ field. Add comdat
9308 group support from Relobj. Update declarations.
9309 (Sized_relobj::get_output_section_offset): New function.
9310 (Sized_relobj::do_output_section_offset): New function.
9311 (Sized_relobj::do_set_section_offset): New function.
9312 * object.cc (Relobj::output_section_address): Remove.
9313 (Sized_relobj::Sized_relobj): Initialize new fields.
9314 (Sized_relobj::include_section_group): Cast find_kept_object to
9315 Sized_relobj.
9316 (Sized_relobj::include_linkonce_section): Likewise.
9317 (Sized_relobj::do_layout): Use separate arrays for output section
9318 and output offset.
9319 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9320 output_sections.
9321 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9322 output_sections and section_offsets.
9323 (Sized_relobj::write_local_symbols): Likewise.
9324 (map_to_kept_section): Compute output address directly.
9325 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9326 output_sections and section_offsets.
9327 (Sized_relobj::write_sections): Likewise.
9328 (Sized_relobj::relocate_sections): Likewise.
9329 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9330 * output.h (class Output_reloc): Update declarations. Change
9331 u2_.relobj to Sized_relobj*.
9332 (class Output_data_reloc): Change add functions to use
9333 Sized_relobj*.
9334 * output.cc (Output_reloc::Output_reloc): Change relobj to
9335 Sized_relobj*.
9336 (Output_reloc::local_section_offset): Change return type to
9337 Elf_Addr. Use get_output_section_offset.
9338 (Output_reloc::get_address): Likewise.
9339 (Output_section::is_input_address_mapped): Don't call
9340 is_section_specially_mapped.
9341 (Output_section::output_offset): Likewise.
9342 (Output_section::output_address): Likewise.
9343 (Output_section::starting_output_address): Likewise.
9344 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9345 parameter to Sized_relobj*.
9346 (Copy_relocs::need_copy_reloc): Likewise.
9347 (Copy_relocs::save): Likewise.
9348 * copy-relocs.h (class Copy_relocs): Update declarations.
9349 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9350 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9351 * target-reloc.h (relocate_for_relocatable): Change
9352 offset_in_output_section type to Elf_Addr. Change code that uses
9353 it as well.
9354 * layout.cc (Layout::layout): Always set *off.
9355 * mapfile.cc (Mapfile::print_input_section): Use
9356 output_section_offset.
9357 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9358 Sized_relobj*.
9359 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9360 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9361 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9362
5cb66f97
ILT		 93632008-07-03 Ian Lance Taylor <iant@google.com>
9364
9365 * layout.cc (Layout::include_section): Do not discard unrecognized
9366 SHT_STRTAB sections.
9367
afe47622
CS		 93682008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9369
9370 * script.cc (Lex::can_continue_name): Make '?' allowable in
9371 version-script names.
9372 * testsuite/version_script.map: Change glob pattern to use '?'
9373
5adf9721
ILT		 93742008-06-30 Manish Singh <yosh@gimp.org>
9375
9376 PR 6585
9377 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9378 Correct typo.
9379
e6fde208
ILT		 93802008-06-30 Ian Lance Taylor <iant@google.com>
9381
9382 PR 6660
9383 PR 6682
9384 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9385 versions]: Don't try to read the value in the contents, since we
9386 don't use it. Use the template endianness when writing.
9387
3f2e6a2d
CC		 93882008-06-25 Cary Coutant <ccoutant@google.com>
9389
9390 * fileread.cc (File_read::make_view): Assert on zero-length view.
9391 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9392 symbol table when there are no symbols to read.
9393
c43d3a48
CS		 93942008-06-23 Craig Silverstein <csilvers@google.com>
9395
9396 * version.cc (version_string): Bump to 1.7
9397
5f494ea0
CS		 93982008-06-18 Craig Silverstein <csilvers@google.com>
9399
9400 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9401 constant 0xFFFF to type Valtype.
9402 (Powerpc_relocate_functions::rel16_ha): Likewise.
9403
c42e122e
ILT		 94042008-06-17 Ian Lance Taylor <iant@google.com>
9405
f34787f8
ILT		 9406 * output.h (Output_section::Input_section): Initialize p2align_ to
9407 zero for Output_section_data constructors.
9408 (Output_section::Input_section::addralign): If not an input
9409 section, return the alignment of the Output_section_data.
9410 * testsuite/copy_test.cc: New file.
9411 * testsuite/copy_test_1.cc: New file.
9412 * testsuite/copy_test_2.cc: New file.
9413 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9414 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9415 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9416 (copy_test_1_pic.o, copy_test_1.so): New targets.
9417 (copy_test_2_pic.o, copy_test_2.so): New targets.
9418 * testsuite/Makefile.in: Rebuild.
9419
c42e122e
ILT		 9420 * script-sections.cc (Script_sections::place_orphan): Initialize
9421 local variable exact.
9422
ce3ac18a
DE		 94232008-06-13 David Edelsohn <edelsohn@gnu.org>
9424
9425 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9426
42cacb20
DE		 94272008-06-12 David Edelsohn <edelsohn@gnu.org>
9428 David S. Miller <davem@davemloft.net>
9429
9430 * powerpc.cc: New file.
9431 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9432 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9433 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9434 * Makefile.in: Rebuild.
9435
7b308235
ILT		 94362008-06-09 Ian Lance Taylor <iant@google.com>
9437
9438 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9439 <exception>.
9440 (throwing, orig_terminate): New static variables.
9441 (terminate_handler): New static function.
9442 (t2): Set terminate handler.
9443
f0b886e3
ILT		 94442008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9445
9446 PR 6584
cd536b21 9447 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 9448 alignment.
9449
3e90f135
CC		 94502008-05-30 Cary Coutant <ccoutant@google.com>
9451
9452 * archive.cc (Archive::include_all_members) Correct to step
9453 over symbol table and extended name table in thin archives.
9454
e09ad04a
ILT		 94552008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9456
9457 PR 6407
9458 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9459 calculation.
9460
62b01cb5
ILT		 94612008-05-28 Caleb Howe <cshowe@google.com>
9462
9463 * reduced_debug_output.cc: New file.
9464 * reduced_debug_output.h: New file.
92de84a6 9465 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 9466 * options.cc (General_options::finalize): Add strip_debug_non_line
9467 to the strip heirarchy.
9468 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9469 fields.
9470 * layout.cc: Include "reduced_debug_output.h".
9471 (Layout::Layout): Initialize new fields.
9472 (line_only_debug_sections): New static array.
9473 (is_lines_only_debug_sections): New static inline function.
9474 (Layout::include_section): Handle --strip-debug-non-line.
9475 (Layout::make_output_section): If --strip-debug-non-line, build
9476 new output sections for .debug_abbrev and .debug_info.
9477 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9478 gold. Warn about possible overflow.
9479 (read_signed_LEB_128): Likewise.
9480 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9481 (read_signed_LEB_128): Declare.
9482 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9483 (HFILES): Add reduced_debug_output.h.
9484 * Makefile.in: Rebuild.
9485
7d9e3d98
ILT		 94862008-05-21 Ian Lance Taylor <iant@google.com>
9487
9488 * mapfile.cc: New file.
9489 * mapfile.h: New file.
9490 * options.h (class General_options): Add -M/--print-map and -Map.
9491 * options.cc (General_options::finalize): Make -M equivalent to
9492 -Map -.
9493 * main.cc: Include <cstdio> and "mapfile.h".
9494 (main): Open mapfile if requested.
9495 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9496 constructor. Change caller.
9497 (queue_initial_tasks): Add mapfile parameter. Change caller.
9498 (queue_middle_tasks): Likewise.
9499 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9500 declarations.
9501 * archive.cc: Include "mapfile.h".
9502 (Archive::add_symbols): Add mapfile parameter. Change all
9503 callers. Pass mapfile, symbol, and reason to include_member.
9504 (Archive::include_all_members): Add mapfile parameter. Change all
9505 callers.
9506 (Archive::include_member): Add mapfile, sym, and why parameters.
9507 Change all callers. Report inclusion to map file.
9508 * archive.h: Include "fileread.h".
9509 (class Archive): Update declarations.
9510 (Archive::file): New const method.
9511 (class Add_archive_symbols): Add mapfile_ field. Update
9512 constructor. Change all callers.
9513 * readsyms.h (class Read_symbols): Likewise.
9514 (class Finish_group): Likewise.
9515 (class Read_script): Likewise.
9516 * common.cc: Include "mapfile.h".
9517 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9518 all callers.
9519 (Symbol_table::do_allocate_commons): Likewise.
9520 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9521 symbol allocation to mapfile.
9522 * common.h (class Allocate_commons_task): Add mapfile_ field.
9523 Update constructor. Change all callers.
9524 * symtab.h (class Symbol_table): Update declarations.
9525 * layout.cc: Include "mapfile.h".
9526 (Layout_task_runner::run): Print information to mapfile.
9527 (Layout::create_gold_note): Change Output_data_fixed_space to
9528 Output_data_zero_fill.
9529 (Layout::create_build_id): Likewise.
9530 (Layout::print_to_mapfile): New function.
9531 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9532 constructor. Change caller.
9533 (class Layout): Declare print_to_mapfile.
9534 * output.cc (Output_section::Input_section::print_to_mapfile): New
9535 function.
9536 (Output_section::add_input_section): If producing a map, always
9537 add to input_sections_ list.
9538 (Output_section::do_print_to_mapfile): New function.
9539 (Output_segment::print_sections_to_mapfile): New function.
9540 (Output_segment::print_section_list_to_mapfile): New function.
9541 * output.h: Include "mapfile.h".
9542 (Output_data::print_to_mapfile): New function.
9543 (Output_data::do_print_to_mapfile): New virtual function.
9544 (Output_segment_headers::do_print_to_mapfile): New function.
9545 (Output_file_header::do_print_to_mapfile): New function.
9546 (Output_data_const::do_print_to_mapfile): New function.
9547 (class Output_data_const_buffer): Add map_name_ field. Update
9548 constructor. Change all callers. Add do_print_to_mapfile
9549 function.
9550 (class Output_data_fixed_space): Likewise.
9551 (class Output_data_space): Likewise.
9552 (class Output_data_zero_fill): New class.
9553 (Output_data_strtab::do_print_to_mapfile): New function.
9554 (Output_data_reloc_base::do_print_to_mapfile): New function.
9555 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9556 (Output_data_group::do_print_to_mapfile): New function.
9557 (Output_data_got::do_print_to_mapfile): New function.
9558 (Output_data_dynamic::do_print_to_mapfile): New function.
9559 (Output_symtab_xindex::do_print_to_mapfile): New function.
9560 (class Output_section): Declare do_print_to_mapflie. Declare
9561 print_to_mapfile in Input_section.
9562 (class Output_segment): Declare new functions.
9563 * object.h (Sized_relobj::symbol_count): New function.
9564 * script-sections.cc
9565 (Output_section_element_dot_assignment::set_section_addresses):
9566 Change Output_data_fixed_space to Output_data_zero_fill.
9567 (Output_data_expression::do_print_to_mapfile): New function.
9568 * script.cc (read_input_script): Add mapfile parameter. Change
9569 all callers.
9570 * script.h (read_input_script): Update declaration.
9571 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9572 (Eh_frame::do_print_to_mapfile): New function.
9573 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9574 (Output_merge_string::do_print_to_mapfile): New function.
9575 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9576 function.
9577 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9578 function.
9579 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9580 function.
9581 * Makefile.am (CCFILES): Add mapfile.cc.
9582 (HFILES): Add mapfile.h.
9583 * Makefile.in: Rebuild.
9584
9f1d377b
ILT		 95852008-05-19 Ian Lance Taylor <iant@google.com>
9586
9587 * options.h (class General_options): Add -z relro.
9588 * layout.cc (Layout::Layout): Initialize relro_segment_.
9589 (Layout::add_output_section_data): Return the output section.
9590 (Layout::make_output_section): Rcognize relro sections and mark
9591 them appropriately.
9592 (Layout::attach_allocated_section_to_segment): Put relro sections
9593 in a PT_GNU_RELRO segment.
9594 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9595 section as relro.
9596 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9597 PT_TLS segments.
9598 (Layout::linkonce_mapping): Map d.rel.ro.local to
9599 .data.rel.ro.local.
9600 (Layout::output_section_name): Us .data.rel.ro.local for any
9601 section which begins with that.
9602 * layout.h (class Layout): Update add_output_section_data
9603 declaration. Add relro_segment_ field.
9604 * output.cc (Output_section::Output_section): Initialize is_relro_
9605 and is_relro_local_ fields.
9606 (Output_segment::add_output_section): Group relro sections.
9607 (Output_segment::is_first_section_relro): New function.
9608 (Output_segment::maximum_alignment): If there is a relro section,
9609 align the segment to the common page size.
9610 (Output_segment::set_section_addresses): Track whether we are
9611 looking at relro sections. If the last section is a relro
9612 section, align to the common page size.
9613 (Output_segment::set_section_list_addresses): Add in_relro
9614 parameter. Change all callers. Align to the page size when
9615 moving from relro to non-relro section.
9616 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9617 segment.
9618 * output.h (class Output_section): Add is_relro_ and
9619 is_relro_local_ fields.
9620 (Output_section::is_relro): New function.
9621 (Output_section::set_is_relro): New function.
9622 (Output_section::is_relro_local): New function.
9623 (Output_section::set_is_relro_local): New function.
9624 (class Output_segment): Update declarations.
9625 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9626 * sparc.cc (Target_sparc::got_section): Likewise.
9627 * x86_64.cc (Target_x86_64::got_section): Likewise.
9628 * testsuite/relro_test_main.cc: New file.
9629 * testsuite/relro_test.cc: New file.
9630 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9631 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9632 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9633 (relro_test.so, relro_test_pic.o): New targets.
9634 * testsuite/Makefile.in: Rebuild.
9635
a984ee1d
ILT		 96362008-05-16 Ian Lance Taylor <iant@google.com>
9637
01676dcd
ILT		 9638 * output.cc (Output_segment::add_output_section): Remove front
9639 parameter.
9640 * output.h (class Output_segment): Remove
9641 add_initial_output_section and overloaded add_output_section.
9642 Update declaration of remaining add_output_section.
9643 * layout.cc (Layout::create_interp): Call add_output_section
9644 rather than add_initial_output_section.
9645 (Layout::finish_dynamic_section): Likewise.
9646
497897f9
ILT		 9647 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9648 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9649 know the dynamic type.
9650 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9651 field. Initialize it in constructor.
9652 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9653 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9654 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9655 reloc.
9656
a984ee1d
ILT		 9657 * output.cc (Output_reloc::get_address): Change return type to
9658 Elf_Addr.
9659 * output.h (class Output_reloc): Update get_address declaration.
9660 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9661 for section addresses.
9662
55ba0940
ILT		 96632008-05-09 Ian Lance Taylor <iant@google.com>
9664
9665 PR 6493
9666 * gold.cc (gold_nomem): Use return value of write.
9667
75517b77
ILT		 96682008-05-08 Ian Lance Taylor <iant@google.com>
9669
9670 * symtab.c (Symbol::init_base_output_data): Add version
9671 parameter. Change all callers.
9672 (Symbol::init_base_output_segment): Likewise.
9673 (Symbol::init_base_constant): Likewise.
9674 (Symbol::init_base_undefined): Likewise.
9675 (Sized_symbol::init_output_data): Likewise.
9676 (Sized_symbol::init_output_segment): Likewise.
9677 (Sized_symbol::init_constant): Likewise.
9678 (Sized_symbol::init_undefined): Likewise.
9679 (Symbol_table::do_define_in_output_data): If the new symbol has a
9680 version, mark it as the default.
9681 (Symbol_table::do_define_in_output_segment): Likewise.
9682 (Symbol_table::do_define_as_constant): Likewise.
9683 * symtab.h (class Symbol): Update declarations.
9684 (class Sized_symbol): Likewise.
9685 * resolve.cc (Symbol::override_version): New function.
c42e122e 9686 (Symbol::override_base): Call override_version.
75517b77
ILT		 9687 (Symbol::override_base_with_special): Likewise.
9688 * testsuite/ver_script_8.script: New file.
9689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9690 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9691 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9692 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9693
f1f70eae
ILT		 96942008-05-06 Ian Lance Taylor <iant@google.com>
9695
f3e9c5c5
ILT		 9696 PR 6049
9697 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9698 functions.
9699 (class General_options): Remove existing --undefined, and add
9700 --no-undefined instead. Add new --undefined as synonym for -u.
9701 * archive.cc (Archive::add_symbols): Check whether symbol was
9702 named with -u.
9703 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9704 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9705 all uses. Add IS_UNDEFINED. Update declarations to split
9706 different versions of init_base. Declare init_base_undefined.
9707 (Symbol::is_defined): Handle IS_UNDEFINED.
9708 (Symbol::is_undefined): Likewise.
9709 (Symbol::is_weak_undefined): Call is_undefined.
9710 (Symbol::is_absolute): Handle IS_CONSTANT.
9711 (class Sized_symbol): Update declarations to split different
9712 versions of init. Declare init_undefined.
9713 (class Symbol_table): Declare new functions.
9714 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9715 Change all callers.
9716 (Symbol::init_base_output_data): Likewise.
9717 (Symbol::init_base_output_segment): Likewise.
9718 (Symbol::init_base_constant): Likewise.
9719 (Symbol::init_base_undefined): New function.
9720 (Sized_symbol::init_object): Rename from init. Change all
9721 callers.
9722 (Sized_symbol::init_output_data): Likewise.
9723 (Sized_symbol::init_output_segment): Likewise.
9724 (Sized_symbol::init_constant): Likewise.
9725 (Sized_symbol::init_undefined): New function.
9726 (Symbol_table::add_undefined_symbols_from_command_line): New
9727 function.
9728 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9729 function.
9730 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9731 (Symbol::output_section): Likewise.
9732 (Symbol::set_output_section): Likewise.
9733 (Symbol_table::sized_finalize_symbol): Likewise.
9734 (Symbol_table::sized_write_globals): Likewise.
9735 * resolve.cc (Symbol_table::should_override): Likewise.
9736 (Symbol::override_base_with_special): Likewise.
9737
8bdcdf2c
ILT		 9738 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9739 symbol, change it to have default visibility.
9740 * testsuite/protected_1.cc: New file.
9741 * testsuite/protected_2.cc: New file.
9742 * testsuite/protected_3.cc: New file.
9743 * testsuite/protected_main_1.cc: New file.
9744 * testsuite/protected_main_2.cc: New file.
9745 * testsuite/protected_main_3.cc: New file.
9746 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9747 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9748 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9749 (protected_1.so): New target.
9750 (protected_1_pic.o, protected_2_pic.o): New targets.
9751 (protected_3_pic.o): New target.
9752 (check_PROGRAMS): Add protected_2.
9753 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9754 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9755 * testsuite/Makefile.in: Rebuild.
9756
2b706932
ILT		 9757 * options.h (DEFINE_var): Add set_user_set_##varname__.
9758 (DEFINE_bool_alias): New macro.
9759 (class General_options): Define -Bstatic using DEFINE_bool_alias
9760 rather than DEFINE_special. Add --undefined as an alias for -z
9761 defs.
9762 * options.cc (General_options::parse_Bstatic): Remove.
9763
d82a5bcc
ILT		 9764 * options.h (class General_options): Add --fatal-warnings.
9765 * main.cc (main): Implement --fatal-warnings.
9766 * errors.h (Errors::warning_count): New function.
9767
f1f70eae
ILT		 9768 * options.h (class General_options): Add -Bsymbolic-functions.
9769 * symtab.h (Symbol::is_preemptible): Check for
9770 -Bsymbolic-functions.
9771
8825ac63
ILT		 97722008-05-05 Ian Lance Taylor <iant@google.com>
9773
d98bc257
ILT		 9774 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9775 as noVARNAME rather than no-VARNAME.
9776 (class General_options): Add option -z combreloc.
9777 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9778 get_address.
9779 (Output_reloc::sort_before) [SHT_REL]: New function.
9780 (Output_reloc::sort_before) [SHT_RELA]: New function.
9781 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9782 Sort_relocs_comparison.
9783 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9784 parameter. Change all callers.
9785 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9786 sort_relocs parameter. Change all callers.
9787 * output.cc (Output_reloc::get_address): New function, broken out
9788 of write_rel.
9789 (Output_reloc::write_rel): Call it.
9790 (Output_reloc::compare): New function.
9791 (Output_data_reloc_base::do_write): Optionally sort relocs.
9792
60b2b4e7
ILT		 9793 * configure.ac: If targ_extra_obj is set, link it in.
9794 * configure.tgt: Initialize all variables.
9795 (x86_64*): Set targ_extra_obj and targ_extra_size.
9796 * configure: Rebuild.
9797
8825ac63
ILT		 9798 * object.cc (Sized_relobj::include_section_group): Adjust section
9799 indexes read from group data. Build vector to pass to
9800 layout_group.
9801 * layout.cc (Layout::layout_group): Add flags and shndxes
9802 parameters. Remove contents parameter. Change caller. Update
9803 explicit instantiations.
9804 * layout.h (class Layout): Update layout_group declaration.
9805 * output.cc (Output_data_group::Output_data_group): Add flags and
9806 input_shndxes parameters. Remove contents parameter. Change
9807 caller.
9808 (Output_data_group::do_write): Change input_sections_ to
9809 input_shndxes_.
9810 * output.h (class Output_data_group): Update constructor
9811 declaration. Rename input_sections_ to input_shndxes_.
9812 * testsuite/many_sections_test.cc: Add template.
9813
e94cf127
CC		 98142008-04-30 Cary Coutant <ccoutant@google.com>
9815
4418b2d5
CC		 9816 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9817
e94cf127
CC		 9818 * layout.cc (Layout::include_section): Refactored check for debug
9819 info section.
9820 (Layout::add_comdat): Add new parameters. Change type
9821 of signature parameter. Add object and shndx to signatures table.
9822 (Layout::find_kept_object): New function.
9823 * layout.h: Include <cstring>.
9824 (Layout::is_debug_info_section): New function.
9825 (Layout::add_comdat): Add new parameters.
9826 (Layout::find_kept_object): New function.
9827 (Layout::Kept_section): New struct.
9828 (Layout::Signatures): Change type of map range.
9829 * object.cc (Relobj::output_section_address): New function.
9830 (Sized_relobj::include_section_group): Add new parameters. Change
9831 calls to Layout::add_comdat. Change to build table of kept comdat
9832 groups and table mapping discarded sections to kept sections.
9833 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9834 (Sized_relobj::do_layout): Change calls to include_section_group and
9835 include_linkonce_section.
9836 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9837 value to zero when section is discarded.
9838 (Sized_relobj::map_to_kept_section): New function.
9839 * object.h (Relobj::output_section_address): New function.
9840 (Relobj::Comdat_group): New type.
9841 (Relobj::find_comdat_group): New function.
9842 (Relobj::Comdat_group_table): New type.
9843 (Relobj::Kept_comdat_section): New type.
9844 (Relobj::Kept_comdat_section_table): New type.
9845 (Relobj::add_comdat_group): New function.
9846 (Relobj::set_kept_comdat_section): New function.
9847 (Relobj::get_kept_comdat_section): New function.
9848 (Relobj::comdat_groups_): New field.
9849 (Relobj::kept_comdat_sections_): New field.
9850 (Symbol_value::input_value): Update comment.
9851 (Sized_relobj::map_to_kept_section) New function.
9852 (Sized_relobj::include_linkonce_section): Add new parameter.
9853 * target-reloc.h (Comdat_behavior): New type.
9854 (get_comdat_behavior): New function.
9855 (relocate_section): Add code to map a discarded section to the
9856 corresponding kept section when applying a relocation.
9857
e4e5049b
CS		 98582008-04-30 Craig Silverstein <csilvers@google.com>
9859
9860 * dwarf_reader.cc (next_generation_count): New static var.
9861 (Addr2line_cache_entry): New struct.
9862 (addr2line_cache): New static var.
9863 (Dwarf_line_info::one_addr2line): Added caching.
9864 (Dwarf_line_info::clear_addr2line_cache): New function.
9865 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9866 cache-size parameter.
9867 (Dwarf_line_info::one_addr2line_cache): New function.
9868 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9869 new cache-size argument to one_addr2line(), and clear cache.
9870
d09e9154
CC		 98712008-04-28 Cary Coutant <ccoutant@google.com>
9872
9873 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9874 R_386_PC8 relocations.
9875
7ef73768
ILT		 98762008-04-23 Ian Lance Taylor <iant@google.com>
9877
55438702
ILT		 9878 * object.cc (Sized_relobj::include_section_group): Check for
9879 invalid section group.
9880
c165fb93
ILT		 9881 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9882 header size.
9883
7ef73768
ILT		 9884 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9885 than read for file header.
9886 * archive.cc (Archive::include_member): Likewise.
9887
6194aaab
L		 98882008-04-23 Paolo Bonzini <bonzini@gnu.org>
9889
9890 * aclocal.m4: Regenerate.
9891 * configure: Regenerate.
9892
d491d34e
ILT		 98932008-04-19 Ian Lance Taylor <iant@google.com>
9894
5ea2bac6
ILT		 9895 * version.cc (version_string): Bump to 1.6.
9896
7bc3e21a
ILT		 9897 * testsuite/Makefile.am (many_sections_r_test): New target.
9898 (many_sections_r_test_SOURCES): Remove.
9899 (many_sections_r_test_DEPENDENCIES): Remove.
9900 (many_sections_r_test_LDFLAGS): Remove.
9901 (many_sections_r_test_LDADD): Remove.
9902
7fcd3aa9
ILT		 9903 * object.cc (Sized_relobj::do_add_symbols): Always pass
9904 local_symbol_count_ to add_from_relobj.
9905
4c94d6ae
ILT		 9906 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9907 every thousand variables.
9908 * testsuite/Makefile.in: Rebuild.
9909
d491d34e
ILT		 9910 * object.cc (Xindex::initialize_symtab_xindex): New function.
9911 (Xindex::read_symtab_xindex): New function.
9912 (Xindex::sym_xindex_to_shndx): New function.
9913 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9914 available.
9915 (Sized_relobj::do_initialize_xindex): New function.
9916 (Sized_relobj::do_read_symbols): Adjust section links.
9917 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9918 parameter. Change all callers.
9919 (Sized_relobj::include_section_group): Adjust section links and
9920 symbol section indexes.
9921 (Sized_relobj::do_layout): Adjust section links.
9922 (Sized_relobj::do_count_local_symbols): Adjust section links and
9923 symbol section indexes.
9924 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9925 ordinary and special symbols.
9926 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9927 dynsym_xindex parameters. Change all callers. Adjust section
9928 links. Use SHN_XINDEX when needed.
9929 (Sized_relobj::get_symbol_location_info): Adjust section links.
9930 Don't get fooled by special symbols.
9931 * object.h (class Xindex): Define.
9932 (class Object): Add xindex_ parameter. Declare virtual functoin
9933 do_initialize_xindex.
9934 (Object::adjust_sym_shndx): New function.
9935 (Object::set_xindex): New protected function.
9936 (class Symbol_value): Add is_ordinary_shndx_ field.
9937 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9938 (Symbol_value::value): Assert ordinary section.
9939 (Symbol_value::initialize_input_to_output_map): Likewise.
9940 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9941 Change all callers.
9942 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9943 all callers.
9944 (class Sized_relobj): Update declarations.
9945 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9946 parameter. Change all callers.
9947 (Sized_relobj::adjust_shndx): New function.
9948 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9949 field.
9950 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9951 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9952 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9953 (Sized_dynobj::read_dynsym_section): Adjust section links.
9954 (Sized_dynobj::read_dynamic): Likewise.
9955 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9956 section links.
9957 (Sized_dynobj::do_initialize_xindex): New function.
9958 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9959 do_initialize_xindex.
9960 (Sized_dynobj::adjust_shndx): New function.
9961 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9962 dynsym_xindex_ fields.
9963 (Layout::finalize): Add a call to set_section_indexes before
9964 creating the symtab sections.
9965 (Layout::set_section_indexes): Don't do anything if the section
9966 already has a section index.
9967 (Layout::create_symtab_sections): Add shnum parameter. Change
9968 caller. Create .symtab_shndx section if needed.
9969 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9970 caller.
9971 (Layout::allocated_output_section_count): New function.
9972 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9973 needed.
9974 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9975 fields. Update declarations.
9976 (Layout::symtab_xindex): New function.
9977 (Layout::dynsym_xindex): New function.
9978 (class Write_symbols_task): Add layout_ field.
9979 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9980 Change caller.
9981 * output.cc (Output_section_headers::Output_section_headers): Add
9982 shstrtab_section parameter. Change all callers.
9983 (Output_section_headers::do_sized_write): Store overflow values
9984 for section count and section string table section index in
9985 section header zero.
9986 (Output_file_header::do_sized_write): Check for overflow of
9987 section count and section string table section index.
9988 (Output_symtab_xindex::do_write): New function.
9989 (Output_symtab_xindex::endian_do_write): New function.
9990 * output.h (class Output_section_headers): Add shstrtab_section_.
9991 Update declarations.
9992 (class Output_symtab_xindex): Define.
9993 (Output_section::has_out_shndx): New function.
9994 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9995 field.
9996 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9997 Change all callers.
9998 (Sized_symbol::init): Likewise.
9999 (Symbol::output_section): Check for ordinary symbol.
10000 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10001 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10002 callers.
10003 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10004 Change all callers. Simplify handling of symbols from sections
10005 not included in the link.
10006 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10007 distinction.
10008 (Weak_alias_sorter::operator()): Assert that symbols are
10009 ordinary.
10010 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10011 distinction.
10012 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10013 parameters. Change all callers.
10014 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10015 symbol distinction. Use SHN_XINDEX when needed.
10016 (Symbol_table::write_section_symbol): Add symtab_xindex
10017 parameter. Change all callers.
10018 (Symbol_table::sized_write_section_symbol): Likewise. Use
10019 SHN_XINDEX when needed.
10020 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10021 declarations.
10022 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10023 (Symbol::is_defined): Check is_ordinary.
10024 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10025 (Symbol::is_absolute, Symbol::is_common): Likewise.
10026 (class Sized_symbol): Update declarations.
10027 (class Symbol_table): Update declarations.
10028 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10029 parameters. Change all callers.
10030 (Sized_symbol::override): Likewise.
10031 (Symbol_table::override): Likewise.
10032 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10033 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10034 is_ordinary, and orig_st_shndx parameters. Change all callers.
10035 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10036 to be in an ordinary section.
10037 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10038 object and is_ordinary parameters. Change all callers.
10039 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10040 Change all callers. Don't add undefined or non-ordinary symbols
10041 to reloc_map_.
10042 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10043 Change all callers.
10044 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10045 declarations.
10046 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10047 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10048 (Sized_relobj::relocate_sections): Likewise.
10049 * target-reloc.h (scan_relocs): Adjust section symbol index.
10050 (scan_relocatable_relocs): Likewise.
10051 * i386.cc (Scan::local): Check for ordinary symbols.
10052 * sparc.cc (Scan::local): Likewise.
10053 * x86_64.cc (Scan::local): Likewise.
10054 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10055 to symbol_section_and_value.
10056 * testsuite/many_sections_test.cc: New file.
10057 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10058 (check_PROGRAMS): Add many_sections_test.
10059 (many_sections_test_SOURCES): Define.
10060 (many_sections_test_DEPENDENCIES): Define.
10061 (many_sections_test_LDFLAGS): Define.
10062 (BUILT_SOURCES): Add many_sections_define.h.
10063 (many_sections_define.h): New target.
10064 (BUILT_SOURCES): Add many_sections_check.h.
10065 (many_sections_check.h): New target.
10066 (check_PROGRAMS): Add many_sections_r_test.
10067 (many_sections_r_test_SOURCES): Define.
10068 (many_sections_r_test_DEPENDENCIES): Define.
10069 (many_sections_r_test_LDFLAGS): Define.
10070 (many_sections_r_test_LDADD): Define.
10071 (many_sections_r_test.o): New target.
10072 * testsuite/Makefile.in: Rebuild.
10073
c5818ff1
CC		 100742008-04-17 Cary Coutant <ccoutant@google.com>
10075
10076 * errors.cc (Errors::info): New function.
10077 (gold_info): New function.
10078 * errors.h (Errors::info): New function.
10079 * gold.h (gold_info): New function.
10080 * object.cc (Input_objects::add_object): Print trace output.
10081 * options.cc (options::parse_set): New function.
10082 (General_options::parse_wrap): Deleted.
10083 (General_options::General_options): Deleted initializer.
10084 * options.h (options::String_set): New typedef.
10085 (options::parse_set): New function.
10086 (DEFINE_set): New macro.
10087 (General_options::wrap): Changed to use DEFINE_set. Changed
10088 callers of any_wrap_symbols and is_wrap_symbol.
10089 (General_options::trace, General_options::trace_symbol):
10090 New options.
10091 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10092 (General_options::wrap_symbols_): Deleted.
10093 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10094
b5be4a7c
DM		 100952008-04-17 David S. Miller <davem@davemloft.net>
10096
10097 * options.cc (General_options::parse_V): New function.
10098 * options.h: Add entries for -V and -Qy.
10099
155a0dd7
ILT		 101002008-04-17 Ian Lance Taylor <iant@google.com>
10101
10102 * common.cc (Symbol_table::allocate_commons): Remove options
10103 parameter. Change caller.
10104 (Symbol_table::do_allocate_commons): Remove options parameter.
10105 Change caller. Just call do_allocate_commons_list twice.
10106 (Symbol_table::do_allocate_commons_list): New function, broken out
10107 of do_allocate_commons.
10108 * common.h (class Allocate_commons_task): Remove options_ field.
10109 Update constructor.
10110 * symtab.cc (Symbol_table::Symbol_table): Initialize
10111 tls_commons_.
10112 (Symbol_table::add_from_object): Put TLS common symbols on
10113 tls_commons_ list.
10114 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10115 which are IN_OUTPUT_DATA.
10116 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10117 allocate_commons and do_allocate_commons declarations. Declare
10118 do_allocate_commons_list.
10119 * gold.cc (queue_middle_tasks): Update creation of
10120 Allocate_commons_task to not pass options.
10121 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10122 (TLS_TEST_C_FLAGS): New variable.
10123 (tls_test_c_pic.o): New target.
10124 (tls_test_shared.so): Link in tls_test_c_pic.o.
10125 (tls_test_c_pic_ie.o): New target.
10126 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10127 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10128 (tls_test_c.o): New target.
10129 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10130 (tls_pic_test_LDADD): Likewise.
10131 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10132 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10133 (tls_test_c_gnu2.o): New target.
10134 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10135 tls_test_c_gnu2.o.
10136 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10137 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10138 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10139 * testsuite/tls_test.cc: Include "config.h".
10140 (t_last): Call t11_last.
10141 * testsuite/tls_test.h (t11, t11_last): Declare.
10142 * testsuite/tls_test_c.c: New file.
10143 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10144 * configure.ac: Check for OpenMP support.
10145 * configure, config.in, Makefile.in: Rebuild.
10146 * testsuite/Makefile.in: Rebuild.
10147
edfbb029
CC		 101482008-04-16 Cary Coutant <ccoutant@google.com>
10149
10150 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10151 (Target_i386::tls_base_symbol_defined_): New field.
10152 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10153 (Target_i386::Scan::global): Likewise.
10154 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10155 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10156 (Target_x86_64::tls_base_symbol_defined_): New field.
10157 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10158 (Target_x86_64::Scan::global): Likewise.
10159
f3c69fca
CC		 101602008-04-16 Cary Coutant <ccoutant@google.com>
10161
10162 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10163 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10164 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10165 building shared libraries.
10166 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10167 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10168 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10169 * testsuite/Makefile.in: Rebuild.
10170 * testsuite/weak_undef.h: New file.
10171 * testsuite/weak_undef_file1.cc: Add extra test cases.
10172 * testsuite/weak_undef_file2.cc: Likewise.
10173 * testsuite/weak_undef_test.cc: Likewise.
10174
7c414435
DM		 101752008-04-16 David S. Miller <davem@davemloft.net>
10176
32b769e1
DM		 10177 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10178 Add issued_non_pic_error_ field. Declare check_non_pic.
10179 (Target_sparc::Scan::check_non_pic): New function.
10180 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10181 (Target_sparc::Scan::global): Likewise.
10182
11936fb1
DM		 10183 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10184 * configure: Rebuild.
10185
7c414435
DM		 10186 * options.h (DEFINE_enable): New macro.
10187 (new_dtags): New enable option.
10188 (initfirst, interpose, loadfltr, nodefaultlib,
10189 nodelete, nodlopen, nodump): New -z options.
10190 * layout.cc (Layout:finish_dynamic_section): If new
10191 dtags enabled, emit DT_RUNPATH. Also, emit a
10192 DT_FLAGS_1 containing any specified -z flags.
10193
85c7bf8b
ILT		 101942008-04-16 Ian Lance Taylor <iant@google.com>
10195
12c0daef
ILT		 10196 * copy-relocs.cc: New file.
10197 * copy-relocs.h: New file.
10198 * reloc.cc: Remove Copy_relocs code.
10199 * reloc.h: Likewise.
10200 * reloc-types.h (struct Reloc_types) [both versions]: Add
10201 get_reloc_addend_noerror.
10202 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10203 variants of add_global which take an addend which must be zero.
10204 * i386.cc: Include "copy-relocs.h".
10205 (class Target_i386): Change type of copy_relocs_ to variable,
10206 update initializer.
10207 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10208 Change all callers.
10209 (Target_i386::do_finalize_sections): Change handling of
10210 copy_relocs_.
10211 * sparc.cc: Include "copy-relocs.h".
10212 (class Target_sparc): Change type of copy_relocs_ to variable,
10213 update initializer.
10214 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10215 Change all callers.
10216 (Target_sparc::do_finalize_sections): Change handling of
10217 copy_relocs_.
10218 * x86_64.cc: Include "copy-relocs.h".
10219 (class Target_x86_64): Change type of copy_relocs_ to variable,
10220 update initializer.
10221 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10222 class. Change all callers.
10223 (Target_x86_64::do_finalize_sections): Change handling of
10224 copy_relocs_.
10225 * Makefile.am (CCFILES): Add copy-relocs.cc.
10226 (HFILES): Add copy-relocs.h.
10227
4f4995b6
ILT		 10228 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10229
85c7bf8b
ILT		 10230 * testsuite/script_test_4.sh: Permit leading zeroes.
10231
4f2a9edd
ILT		 102322008-04-15 Ian Lance Taylor <iant@google.com>
10233
e6188289
ILT		 10234 * script-sections.cc (Script_sections::create_segments): Use
10235 header_size_adjustment even when there is enough room for the
10236 headers.
10237 * testsuite/script_test_4.sh: New file.
10238 * testsuite/script_test_4.t: New file.
10239 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10240 (check_DATA): Add script_test_4.stdout.
10241 (MOSTLYCLEANFILES): Likewise.
10242 (script_test_4): New target.
10243 (script_test_4.stdout): New target.
10244 * testsuite/Makefile.in: Rebuild.
10245
4f2a9edd
ILT		 10246 * sparc.cc: Add definitions for Output_data_plt_sparc class
10247 constants.
10248
f5314dd5
DM		 102492008-04-14 David S. Miller <davem@davemloft.net>
10250
10251 * sparc.cc: New file.
10252 * Makefile.am (TARGETSOURCES): Add sparc.cc
10253 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10254 * configure.tgt: Document targ_extra_size and
10255 targ_extra_big_endian. Add entries for sparc-* and
10256 sparc64-*.
10257 * configure.ac: Handle targ_extra_size and
10258 targ_extra_big_endian.
10259 * Makefile.in: Rebuild.
10260 * configure: Likewise.
10261 * po/POTFILES.in: Likewise.
10262 * po/gold.pot: Likewise.
10263
154e0e9a
ILT		 102642008-04-14 Ian Lance Taylor <iant@google.com>
10265
10266 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10267 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10268 in the name/type/flags to section mapping. Don't call
10269 allocate_output_section.
10270 (Layout::choose_output_section): Change parameter from adjust_name
10271 to is_input_section. Don't permit input sections after sections
10272 are attached to segments. Don't call allocate_output_section.
10273 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10274 not write_enable_output_section.
10275 (Layout::make_output_section): Don't push to
10276 unattached_section_list_ nor call attach_to_segment. Call
10277 attach_section_to_segment if sections are attached.
10278 (Layout::attach_sections_to_segments): New function.
10279 (Layout::attach_section_to_segment): New function.
10280 (Layout::attach_allocated_section_to_segment): Rename from
10281 attach_to_segment. Remove flags parameter.
10282 (Layout::allocate_output_section): Remove function.
10283 (Layout::write_enable_output_section): Remove function.
10284 * layout.h (class Layout): Update for above changes. Add new
10285 field sections_are_attached_.
10286 * output.h (Output_section::update_flags_for_input_section): New
10287 function.
10288 * output.cc (Output_section::add_input_section): Call
10289 update_flags_for_input_section.
10290 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10291
009a67a2
CC		 102922008-04-11 Cary Coutant <ccoutant@google.com>
10293
10294 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10295 thought unnecessary.
10296 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10297
759b1a24
ILT		 102982008-04-11 Ian Lance Taylor <iant@google.com>
10299
10300 * output.h (class Output_section_data): Remove inline definition
10301 of set_addralign.
10302 * output.cc (Output_section_data::set_addralign): New function.
10303
c2b45e22
CC		 103042008-04-11 Cary Coutant <ccoutant@google.com>
10305
10306 Add support for TLS descriptors for i386 and x86_64.
10307 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10308 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10309 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10310 GOT_TYPE_TLS_DESC.
10311 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10312 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10313 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10314 relocations.
10315 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10316 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10317 Fix problem with initial-exec relocations.
10318 (Target_i386::Relocate::relocate_tls): Likewise.
10319 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10320 relaxation.
10321 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10322 support for section-plus-offset dynamic table entries.
10323 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10324 (Output_data_dynamic::Dynamic_entry): Add support for
10325 section-plus-offset dynamic table entries.
10326 (Output_data_dynamic::Classification): Likewise.
10327 (Output_data_dynamic::classification_): Renamed offset_.
10328 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10329 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10330 (Target_x86_64::make_plt_section): New function.
10331 (Target_x86_64::reserve_tlsdesc_entries): New function.
10332 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10333 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10334 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10335 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10336 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10337 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10338 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10339 add extra PLT entry for TLS descriptors.
10340 (Output_data_plt_x86_64::got_): New field.
10341 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10342 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10343 fields.
10344 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10345 descriptors.
10346 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10347 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10348 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10349 R_386_TLS_DESC_CALL relocations.
10350 (Target_x86_64::Scan::global): Likewise.
10351 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10352 for TLS descriptors.
10353 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10354 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10355 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10356 GD-to-IE relaxation.
10357 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10358 and TLS_DESCRIPTORS.
10359 * Makefile.in: Rebuild.
10360 * configure: Rebuild.
10361 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10362 (tls_test_shared2.so): New target.
10363 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10364 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10365 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10366 (tls_shared_gd_to_ie_test_LDADD): New variable.
10367 (tls_shared_gnu2_gd_to_ie_test): New target.
10368 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10369 New targets.
10370 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10371 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10372 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10373 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10374 (tls_shared_gnu2_test): New target.
10375 (tls_test_gnu2_shared.so): New target.
10376 (tls_shared_gnu2_test_SOURCES): New variable.
10377 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10378 (tls_shared_gnu2_test_LDFLAGS): New variable.
10379 (tls_shared_gnu2_test_LDADD): New variable.
10380 * testsuite/Makefile.in: Rebuild.
10381 * testsuite/Makefile.
10382
83bfb6b7
ILT		 103832008-04-11 Ian Lance Taylor <iant@google.com>
10384
10385 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10386 justsyms.t.
10387 * testsuite/Makefile.in: Rebuild.
10388
10389 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10390 long.
10391 * testsuite/script_test_2.cc (main): Adjust test.
10392
706e1f5e
ILT		 103932008-04-11 David S. Miller <davem@davemloft.net>
10394 Ian Lance Taylor <iant@google.com>
10395
10396 * options.h (General_options): Add entries for '-Y' and
10397 '-relax'.
10398 * options.cc (General_options:finalize): If -Y was used, add those
10399 entries to the library path instead of the default "/lib" and
10400 "/usr/lib".
10401
7c98e6bb
DM		 104022008-04-11 David S. Miller <davem@davemloft.net>
10403
10404 * testsuite/justsyms.t: Start at 0x100.
10405 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10406 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10407 long.
10408 * testsuite/script_test_2.cc: Adjust string and section length
10409 checks.
7c98e6bb 10410
99a37bfd
ILT		 104112008-04-09 Ian Lance Taylor <iant@google.com>
10412
2cefc357
ILT		 10413 PR gold/5996
10414 * script-sections.cc (Sections_element::allocate_to_segment): Add
10415 orphan parameter.
10416 (Output_section_definition::allocate_to_segment): Likewise.
10417 (Orphan_output_section::allocate_to_segment): Likewise.
10418 (Script_sections::attach_sections_using_phdrs_clause): Don't
10419 propagate non-PT_LOAD segments to orphan sections.
10420 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10421 readelf rather than objdump.
10422 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10423 .interp section and PT_INTERP segment are the same size.
10424 * testsuite/Makefile.in: Rebuild.
10425
99a37bfd
ILT		 10426 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10427 aliases for symbols defined in the same object.
10428 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10429 (weak_alias_test_SOURCES): New variable.
10430 (weak_alias_test_DEPENDENCIES): New variable.
10431 (weak_alias_test_LDFLAGS): New variable.
10432 (weak_alias_test_LDADD): New variable.
10433 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10434 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10435 (weak_alias_test_3.o): New target.
10436 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10437 * testsuite/weak_alias_test_main.cc: New file.
10438 * testsuite/weak_alias_test_1.cc: New file.
10439 * testsuite/weak_alias_test_2.cc: New file.
10440 * testsuite/weak_alias_test_3.cc: New file.
10441
780e49c5
ILT		 104422008-04-08 Ian Lance Taylor <iant@google.com>
10443
cdb0b8f5
ILT		 10444 * options.h (class General_options): Add --noinhibit-exec option.
10445 * main.cc (main): Check --noinhibit-exec.
10446
0864d551
ILT		 10447 * options.h (class General_options): Define --wrap as a special
10448 option. Add wrap_symbols_ field.
10449 (General_options::any_wrap_symbols): New function.
10450 (General_options::is_wrap_symbol): New function.
10451 * options.cc (General_options::parse_wrap): New function.
10452 (General_options::General_options): Initialize wrap_symbols_.
10453 * symtab.cc (Symbol_table::wrap_symbol): New function.
10454 (Symbol_table::add_from_object): Handle --wrap.
10455 * symtab.h (class Symbol_table): Declare wrap_symbol.
10456 * target.h (Target::wrap_char): New function.
10457 (Target::Target_info): Add wrap_char field.
10458 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10459 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10460 * testsuite/testfile.cc (Target_test::test_target_info):
10461 Likewise.
10462
789aa6de
ILT		 10463 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10464 there is one.
10465
2c38906f
ILT		 10466 * layout.h (class Layout): Add added_eh_frame_data_ field.
10467 * layout.cc (Layout::Layout): Initialize new field.
10468 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10469 output section until we find a section we merged successfully.
10470 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10471 that the size be non-zero.
10472
780e49c5
ILT		 10473 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10474 qualifier.
10475
7fcd0256
ILT		 104762008-04-08 Craig Silverstein <csilvers@google.com>
10477
10478 * configure.ac: Export new conditional variable HAVE_ZLIB.
10479 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10480 on HAVE_ZLIB.
10481 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10482 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10483
6835af53
ILT		 104842008-04-07 Ian Lance Taylor <iant@google.com>
10485
e24f324c
ILT		 10486 * version.cc (version_string): Set to "1.5".
10487
a036edd8
ILT		 10488 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10489 Add issued_non_pic_error_ field. Declare check_non_pic.
10490 (Target_x86_64::Scan::check_non_pic): New function.
10491 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10492 (Target_x86_64::Scan::global): Likewise.
10493
624f8810
ILT		 10494 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10495 addend parameter. Change caller. Handle merge sections.
10496 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10497 Address to Addend. Don't add in the result of
10498 local_section_offset, pass down the addend and use the returned
10499 value.
10500 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10501 Update declarations of local_section_offset and symbol_value.
10502 * testsuite/two_file_test_1.cc (t18): New function.
10503 * testsuite/two_file_test_2.cc (f18): New function.
10504 * testsuite/two_file_test_main.cc (main): Call t18.
10505 * testsuite/two_file_test.h (t18, f18): Declare.
10506
6835af53
ILT		 10507 * configure.ac: Don't test for objdump, c++filt, or readelf.
10508 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10509 conditionals.
10510 (TEST_READELF): New variable.
10511 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10512 (check_PROGRAMS): Add two_file_strip_test.
10513 (two_file_strip_test): New target.
10514 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10515 (two_file_same_shared_strip_test_SOURCES): New variable.
10516 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10517 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10518 (two_file_same_shared_strip_test_LDADD): New variable.
10519 (two_file_shared_strip.so): New target.
10520 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10521 (ver_test_5.syms, ver_test_7.syms): Likewise.
10522 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10523 (strip_test_3.stdout): Use TEST_OBJDUMP.
10524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10525
86925eef
CC		 105262008-04-04 Cary Coutant <ccoutant@google.com>
10527
10528 * symtab.h (Symbol::is_weak_undefined): New function.
10529 (Symbol::is_strong_undefined): New function.
10530 (Symbol::is_absolute): New function.
10531 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10532 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10533 absolute symbols.
10534 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10535 (weak_undef_test): New target.
10536 * testsuite/Makefile.in: Rebuild.
10537 * testsuite/weak_undef_file1.cc: New file.
10538 * testsuite/weak_undef_file2.cc: New file.
10539 * testsuite/weak_undef_test.cc: New file.
10540
126f3ece
ILT		 105412008-04-03 Craig Silverstein <csilvers@google.com>
10542
10543 * compressed_output.h (class Output_compressed_section): Use
10544 unsigned buffer.
10545 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10546 add zlib header.
10547 (zlib_compressed_suffix): Removed.
10548 (Output_compressed_section::set_final_data_size): Use unsigned
10549 buffers.
10550 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10551 Fix linker invocation.
10552 (flagstest_o_specialfile_and_compress_debug_sections):
10553 Likewise.
10554 * testsuite/Makefile.in: Regenerated.
10555
deae2a14
DM		 105562008-04-02 David S. Miller <davem@davemloft.net>
10557
10558 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10559 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10560
70752818
ILT		 105612008-04-02 Craig Silverstein <csilvers@google.com>
10562
10563 * TODO: New file.
10564
39d0cb0e
ILT		 105652008-04-02 Ian Lance Taylor <iant@google.com>
10566
10567 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10568 parameters. Update for new key type to views_. Change all
10569 callers.
10570 (File_read::read): Adjust for byteshift in returned view.
10571 (File_read::add_view): New function, broken out of
10572 find_and_make_view.
10573 (File_read::make_view): New function, broken out of
10574 find_and_make_view.
10575 (File_read::find_or_make_view): Add offset and aligned
10576 parameters. Rewrite accordingly. Change all callers.
10577 (File_read::get_view): Add offset and aligned parameters. Adjust
10578 for byteshift in return value.
10579 (File_read::get_lasting_view): Likewise.
10580 * fileread.h (class File_read): Update declarations.
10581 (class File_read::View): Add byteshift_ field. Add byteshift to
10582 constructor. Add byteshift method.
10583 * archive.h (Archive::clear_uncached_views): New function.
10584 (Archive::get_view): Add aligned parameter. Change all callers.
10585 * object.h (Object::get_view): Add aligned parameter. Change all
10586 callers.
10587 (Object::get_lasting_view): Likewise.
10588
10589 * fileread.cc (File_read::release): Don't call clear_views if
10590 there are multiple objects.
10591 * fileread.h (File_read::clear_uncached_views): New function.
10592 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10593 on the archive.
10594
a1207466
CC		 105952008-03-31 Cary Coutant <ccoutant@google.com>
10596
10597 Add thin archive support.
10598 * archive.cc (Archive::armagt): New const.
10599 (Archive::setup): Remove task parameter and calls to unlock.
10600 (Archive::unlock_nested_archives): New function.
10601 (Archive::read_header): Add nested_off parameter. Change
10602 all callers.
10603 (Archive::interpret_header): Likewise.
10604 (Archive::include_all_members): Change to handle thin
10605 archives.
10606 (Archive::include_member): Likewise.
10607 * archive.h (Archive::Archive): Add new parameters and
10608 initializers.
10609 (Archive::armagt): New const.
10610 (Archive::setup): Remove task parameter.
10611 (Archive::unlock_nested_archives): New function.
10612 (Archive::read_header): Add nested_off parameter.
10613 (Archive::interpret_header): Likewise.
10614 (Archive::Nested_archive_table): New typedef.
10615 (Archive::is_thin_archive_): New field.
10616 (Archive::nested_archives_): New field.
10617 (Archive::options_): New field.
10618 (Archive::dirpath_): New field.
10619 (Archive::task_): New field.
10620 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10621 for thin archives. Pass additional parameters to
10622 Archive::Archive. Unlock the archive file after calling
10623 Archive::setup.
cd536b21 10624
479f6503
ILT		 106252008-03-29 Ian Lance Taylor <iant@google.com>
10626
686c8caf
ILT		 10627 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10628 version symbol to be local.
10629 * testsuite/ver_test_4.sh: New file.
10630 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10631 (check_DATA): Add ver_test_4.syms.
10632 (ver_test_4.syms): New target.
10633 * testsuite/Makefile.in: Rebuild.
10634
ab794b6b
ILT		 10635 * output.cc
10636 (Output_section::Input_section_sort_entry::has_priority): New
10637 function.
10638 (Output_section::Input_section_sort_entry::match_file_name): New
10639 function.
10640 (Output_section::Input_section_sort_entry::match_section_name):
10641 Remove.
10642 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10643 Remove.
10644 (Output_section::Input_section_sort_entry::match_section_file):
10645 Remove.
10646 (Output_section::Input_section_sort_compare::operator()): Rewrite
10647 using new Input_section_sort_entry functions. Sort crtbegin and
10648 crtend first. Sort sections with no priority before sections with
10649 a priority.
10650 * testsuite/initpri1.c (d3): Check j != 4.
10651 (cd5): New constructor/destructor function.
10652 (main): Check j != 2.
10653
479f6503
ILT		 10654 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10655 new symbol when resolving, don't call set_is_default.
10656 * testsuite/ver_test_7.cc: New file.
10657 * testsuite/ver_test_7.sh: New file.
10658 * testsuite/Makefile.am (ver_test_7.so): New target.
10659 (ver_test_7.o): New target.
10660 (check_SCRIPTS): Add ver_test_7.sh.
10661 (check_DATA): Add ver_test_7.syms.
10662 (ver_test_7.syms): New target.
10663
2fd32231
ILT		 106642008-03-28 Ian Lance Taylor <iant@google.com>
10665
10666 * layout.cc (Layout::layout): If we see an input section with a
10667 name that needs sorting, set the must_sort flag for the output
10668 section.
10669 (Layout::make_output_section): If the name of the output section
10670 indicates that it might require sorting, set the may_sort flag.
10671 * output.h (Output_section::may_sort_attached_input_sections): New
10672 function.
10673 (Output_section::set_may_sort_attached_input_sections): New
10674 function.
10675 (Output_section::must_sort_attached_input_sections): New
10676 function.
10677 (Output_section::set_must_sort_attached_input_sections): New
10678 function.
10679 (class Output_section): Declare Input_section_sort_entry. Define
10680 Input_section_sort_compare. Declare
10681 sort_attached_input_sections. Add new fields:
10682 may_sort_attached_input_sections_,
10683 must_sort_attached_input_sections_,
10684 attached_input_sections_are_sorted_.
10685 * output.cc (Output_section::Output_section): Initialize new
10686 fields.
10687 (Output_section::add_input_section): Add an entry to
10688 input_sections_ if may_sort or must_sort are true.
10689 (Output_section::set_final_data_size): Call
10690 sort_attached_input_sections if necessary.
10691 (Output_section::Input_section_sort_entry): Define new class.
10692 (Output_section::Input_section_sort_compare::operator()): New
10693 function.
10694 (Output_section::sort_attached_input_sections): New function.
10695 * configure.ac: Check whether the compiler supports constructor
10696 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10697 * testsuite/initpri1.c: New file.
10698 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10699 CONSTRUCTOR_PRIORITY.
10700 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10701 (initpri1_LDFLAGS): New variable.
10702 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10703
18e6b24e
ILT		 107042008-03-27 Ian Lance Taylor <iant@google.com>
10705
49bdd526
ILT		 10706 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10707 * testsuite/common_test_1.c: New file.
10708 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10709 (common_test_1_SOURCES): New variable.
10710 (common_test_1_DEPENDENCIES): New variable.
10711 (common_test_1_LDFLAGS): New variable.
10712
18e6b24e
ILT		 10713 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10714 and commons_ correctly when NAME/VERSION does not override
10715 NAME/NULL.
10716 * testsuite/ver_test_6.c: New file.
10717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10718 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10719 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10720
04bf7072
ILT		 107212008-03-26 Ian Lance Taylor <iant@google.com>
10722
5871526f
ILT		 10723 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10724 of an undefined symbol from a version script.
10725 * testsuite/Makefile.am (ver_test_5.so): New target.
10726 (ver_test_5.o): New target.
10727 (check_SCRIPTS): Add ver_test_5.sh.
10728 (check_DATA): Add ver_test_5.syms.
10729 (ver_test_5.syms): New target.
10730 * testsuite/ver_test_5.cc: New file.
10731 * testsuite/ver_test_5.script: New file.
10732 * testsuite/ver_test_5.sh: New file.
10733 * Makefile.in, testsuite/Makefile.in: Rebuild.
10734
04bf7072
ILT		 10735 PR gold/5986
10736 Fix problems building gold with gcc 4.3.0.
10737 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10738 (gold_error_at_location, gold_warning_at_location): Use it.
10739 * configure.ac: Check whether we can compile and use a template
10740 function with a printf attribute.
10741 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10742 when jumping over bytes.
10743 * object.cc: Instantiate Object::read_section_data.
10744 * debug.h: Include <cstring>
10745 * dwarf_reader.cc: Include <algorithm>
10746 * main.cc: Include <cstring>.
10747 * options.cc: Include <cstring>.
10748 * output.cc: Include <cstring>.
10749 * script.cc: Include <cstring>.
10750 * script.h: Include <string>.
10751 * symtab.cc: Include <cstring> and <algorithm>.
10752 * target-select.cc: Include <cstring>.
10753 * version.cc: Include <string>.
10754 * testsuite/testmain.cc: Include <cstdlib>.
10755 * configure, config.in: Rebuild.
10756
874c5b28
ILT		 107572008-03-25 Ian Lance Taylor <iant@google.com>
10758
819d6c3a
ILT		 10759 * options.cc: Include "../bfd/bfdver.h".
10760 (options::help): Print bug reporting address.
10761
f4b2c6f5
ILT		 10762 * version.cc (print_version): Adjust output for current value of
10763 BFD_VERSION_STRING.
10764
10765 * NEWS: New file.
10766
e96caa79
ILT		 10767 * options.cc (options::help): Print list of supported targets.
10768 * target-select.h: Include <vector>.
10769 (class Target_selector): Make machine_, size_, and is_big_endian_
10770 fields const. Add bfd_name_ and instantiated_target_ fields.
10771 (Target_selector::Target_selector): Add bfd_name parameter.
10772 (Target_selector::recognize): Make non-virtual, call
10773 do_recognize.
10774 (Target_selector::recognize_by_name): Make non-virtual, call
10775 do_recognize_by_name.
10776 (Target_selector::supported_names): New function.
10777 (Target_selector::bfd_name): New function.
10778 (Target_selector::do_instantiate_target): New pure virtual
10779 function.
10780 (Target_selector::do_recognize): New virtual function.
10781 (Target_selector::do_recognize_by_name): New virtual function.
10782 (Target_selector::instantiate_target): New private function.
10783 (supported_target_names): Declare.
10784 * target-select.cc (Target_selector::Target_selector): Update for
10785 new parameter and fields.
10786 (select_target_by_name): Check that the name matches before
10787 calling recognize_by_name.
10788 (supported_target_names): New function.
10789 * i386.cc (class Target_selector_i386): Update Target_selector
10790 constructor call. Remove recognize and recognize_by_name. Add
10791 do_instantiate_target.
10792 * x86_64.cc (class Target_selector_x86_64): Likewise.
10793 * testsuite/testfile.cc (class Target_selector_test): Update for
10794 changes to Target_selector.
10795
874c5b28
ILT		 10796 * README: Rewrite, with some notes on unsupported features.
10797
0a65a3a7
CC		 107982008-03-24 Cary Coutant <ccoutant@google.com>
10799
10800 * i386.cc (Target_i386::Got_type): New enum declaration.
10801 (Target_i386::Scan::local): Updated callers of Output_data_got
10802 member functions.
10803 (Target_i386::Scan::global): Likewise.
10804 (Target_i386::Relocate::relocate): Likewise.
10805 (Target_i386::Relocate::relocate_tls): Likewise.
10806 * object.h (Got_offset_list): New class.
10807 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10808 (Sized_relobj::local_got_offset): Likewise.
10809 (Sized_relobj::set_local_got_offset): Likewise.
10810 (Sized_relobj::local_has_tls_got_offset): Removed.
10811 (Sized_relobj::local_tls_got_offset): Removed.
10812 (Sized_relobj::set_local_tls_got_offset): Removed.
10813 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10814 * output.cc (Output_data_got::add_global): Added got_type parameter.
10815 (Output_data_got::add_global_with_rel): Likewise.
10816 (Output_data_got::add_global_with_rela): Likewise.
10817 (Output_data_got::add_global_pair_with_rel): New function.
10818 (Output_data_got::add_global_pair_with_rela): New function.
10819 (Output_data_got::add_local): Added got_type parameter.
10820 (Output_data_got::add_local_with_rel): Likewise.
10821 (Output_data_got::add_local_with_rela): Likewise.
10822 (Output_data_got::add_local_pair_with_rel): New function.
10823 (Output_data_got::add_local_pair_with_rela): New function.
10824 (Output_data_got::add_global_tls): Removed.
10825 (Output_data_got::add_global_tls_with_rel): Removed.
10826 (Output_data_got::add_global_tls_with_rela): Removed.
10827 (Output_data_got::add_local_tls): Removed.
10828 (Output_data_got::add_local_tls_with_rel): Removed.
10829 (Output_data_got::add_local_tls_with_rela): Removed.
10830 * output.h (Output_data_got::add_global): Added got_type parameter.
10831 (Output_data_got::add_global_with_rel): Likewise.
10832 (Output_data_got::add_global_with_rela): Likewise.
10833 (Output_data_got::add_global_pair_with_rel): New function.
10834 (Output_data_got::add_global_pair_with_rela): New function.
10835 (Output_data_got::add_local): Added got_type parameter.
10836 (Output_data_got::add_local_with_rel): Likewise.
10837 (Output_data_got::add_local_with_rela): Likewise.
10838 (Output_data_got::add_local_pair_with_rel): New function.
10839 (Output_data_got::add_local_pair_with_rela): New function.
10840 (Output_data_got::add_global_tls): Removed.
10841 (Output_data_got::add_global_tls_with_rel): Removed.
10842 (Output_data_got::add_global_tls_with_rela): Removed.
10843 (Output_data_got::add_local_tls): Removed.
10844 (Output_data_got::add_local_tls_with_rel): Removed.
10845 (Output_data_got::add_local_tls_with_rela): Removed.
10846 * resolve.cc (Symbol::override_base_with_special): Removed
10847 reference to has_got_offset_ field.
10848 * symtab.cc (Symbol::init_fields): Replaced initialization
10849 of got_offset_ with got_offsets_. Removed initialization
10850 of has_got_offset_
53fcba31 10851 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 10852 (Symbol::got_offset): Likewise.
10853 (Symbol::set_got_offset): Likewise.
10854 (Symbol::has_tls_got_offset): Removed.
10855 (Symbol::tls_got_offset): Removed.
10856 (Symbol::set_tls_got_offset): Removed.
10857 (Symbol::got_offset_): Removed.
10858 (Symbol::tls_mod_got_offset_): Removed.
10859 (Symbol::tls_pair_got_offset_): Removed.
10860 (Symbol::got_offsets_): New field.
10861 (Symbol::has_got_offset): Removed.
10862 (Symbol::has_tls_mod_got_offset): Removed.
10863 (Symbol::has_tls_pair_got_offset): Removed.
10864 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10865 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10866 member functions.
10867 (Target_x86_64::Scan::global): Likewise.
10868 (Target_x86_64::Relocate::relocate): Likewise.
10869 (Target_x86_64::Relocate::relocate_tls): Likewise.
10870
bd52eafb
BE		 108712008-03-25 Ben Elliston <bje@au.ibm.com>
10872
10873 * yyscript.y: Fix spelling error in comment.
10874
8b105e34
ILT		 108752008-03-24 Ian Lance Taylor <iant@google.com>
10876
8ed814a9
ILT		 10877 * options.h (class General_options): Define build_id option.
10878 * layout.h (class Layout): Declare write_build_id, create_note,
10879 create_build_id. Add build_id_note_ member.
10880 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10881 "libiberty.h", "md5.h", "sha1.h".
10882 (Layout::Layout): Initialize eh_frame_data_,
10883 eh_frame_hdr_section_, and build_id_note_.
10884 (Layout::finalize): Call create_build_id.
10885 (Layout::create_note): New function, broken out of
10886 Layout::create_gold_note.
10887 (Layout::create_gold_note): Call create_note.
10888 (Layout::create_build_id): New function.
10889 (Layout::write_build_id): New function.
10890 (Close_task_runner::run): Call write_build_id.
10891
8b105e34
ILT		 10892 * x86_64.cc: Correct license to GPLv3.
10893
086a1841
ILT		 108942008-03-23 Ian Lance Taylor <iant@google.com>
10895
10896 * options.cc: Include "demangle.h".
10897 (parse_optional_string): New function.
10898 (parse_long_option): Handle takes_optional_argument.
10899 (parse_short_option): Update dash_z initializer. Handle
10900 takes_optional_argument.
10901 (General_options::General_options): Initialize do_demangle_.
10902 (General_options::finalize): Set do_demangle_. Handle demangling
10903 style.
10904 * options.h (parse_optional_string): Declare.
10905 (struct One_option): Add optional_arg field. Update constructor.
10906 Update call constructor calls. Add takes_optional_argument
10907 function.
10908 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10909 (DEFINE_optional_string): Define.
10910 (General_options::demangle): Change from DEFINE_bool to
10911 DEFINE_optional_string.
10912 (General_options::no_demangle): New function.
10913 (General_options::do_demangle): New function.
10914 (General_options::set_do_demangle): New function.
10915 (General_options::execstack_status_): Move definition to end of
10916 class definition.
10917 (General_options::static_): Likewise.
10918 (General_options::do_demangle_): New field.
10919 * object.cc (big_endian>::get_symbol_location_info): Call
10920 Options::do_demangle, not Options::demangle.
10921 * symtab.cc (demangle): Likewise.
10922
cbb93e63
ILT		 109232008-03-22 Ian Lance Taylor <iant@google.com>
10924
10925 * gold.h: Include <cstddef> and <sys/types.h>
10926 * options.h: Include <cstring>.
10927
ec531623
ILT		 109282008-03-21 Ian Lance Taylor <iant@google.com>
10929
10930 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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