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* gdb.texinfo (.debug_gdb_scripts section): Fix typo.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
74f67560
DK		 12010-08-12 Cary Coutant <ccoutant@google.com>
2 Doug Kwan <dougkwan@google.com>
3
4 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5 defintion overrides non-weak undef, remember that the original undef
6 is not weak.
7 * symtab.cc (Symbol_table::sized_write_global): For undef without
8 an original weak binding, set binding to global in output.
9 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
10 * testsuite/Makefile.in: Regenerate.
11 * testsuite/strong_ref_weak_def.sh: New file.
12 * testsuite/strong_ref_weak_def_1.c: Ditto.
13 * testsuite/strong_ref_weak_def_2.c: Ditto.
14
d1238d12
CC		 152010-08-12 Cary Coutant <ccoutant@google.com>
16
17 * testsuite/incremental_test.sh: Rewrite.
18 * testsuite/incremental_test_1.c: Rewrite.
19 * testsuite/incremental_test_2.c: Rewrite.
20
0e70b911
CC		 212010-08-12 Cary Coutant <ccoutant@google.com>
22
23 * arm.cc (Target_arm::got_size): Add const.
24 (Target_arm::got_entry_count): New function.
25 (Target_arm::plt_entry_count): New function.
26 (Target_arm::first_plt_entry_offset): New function.
27 (Target_arm::plt_entry_size): New function.
28 (Output_data_plt_arm::entry_count): New function.
29 (Output_data_plt_arm::first_plt_entry_offset): New function.
30 (Output_data_plt_arm::get_plt_entry_size): New function.
31 * i386.cc (Target_i386::got_size): Add const.
32 (Target_i386::got_entry_count): New function.
33 (Target_i386::plt_entry_count): New function.
34 (Target_i386::first_plt_entry_offset): New function.
35 (Target_i386::plt_entry_size): New function.
36 (Output_data_plt_i386::entry_count): New function.
37 (Output_data_plt_i386::first_plt_entry_offset): New function.
38 (Output_data_plt_i386::get_plt_entry_size): New function.
39 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
40 find_incremental_inputs_sections. Dump incremental_got_plt section.
41 * incremental.cc: Include target.h.
42 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
43 parameter. Adjust all callers. Find incremental_got_plt section.
44 (Incremental_inputs::create_data_sections): Create incremental_got_plt
45 section.
46 (Output_section_incremental_inputs::set_final_data_size): Calculate
47 size of incremental_got_plt section.
48 (Output_section_incremental_inputs::do_write): Write the
49 incremental_got_plt section.
50 (Got_plt_view_info): New struct.
51 (Local_got_offset_visitor): New class.
52 (Global_got_offset_visitor): New class.
53 (Global_symbol_visitor_got_plt): New class.
54 (Output_section_incremental_inputs::write_got_plt): New function.
55 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
56 Add parameter. Adjust all callers.
57 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
58 (Incremental_inputs::got_plt_section): New function.
59 (Incremental_inputs::got_plt_section_): New data member.
60 (Incremental_got_plt_reader): New class.
61 * layout.cc (Layout::create_incremental_info_sections): Add the
62 incremental_got_plt section.
63 * object.h (Got_offset_list::get_list): New function.
64 (Got offset_list::for_all_got_offsets): New function.
65 (Sized_relobj::local_got_offset_list): New function.
66 * powerpc.cc (Target_powerpc::got_size): Add const.
67 (Target_powerpc::got_entry_count): New function.
68 (Target_powerpc::plt_entry_count): New function.
69 (Target_powerpc::first_plt_entry_offset): New function.
70 (Target_powerpc::plt_entry_size): New function.
71 (Output_data_plt_powerpc::entry_count): New function.
72 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
73 (Output_data_plt_powerpc::get_plt_entry_size): New function.
74 * sparc.cc (Target_sparc::got_size): Add const.
75 (Target_sparc::got_entry_count): New function.
76 (Target_sparc::plt_entry_count): New function.
77 (Target_sparc::first_plt_entry_offset): New function.
78 (Target_sparc::plt_entry_size): New function.
79 (Output_data_plt_sparc::entry_count): New function.
80 (Output_data_plt_sparc::first_plt_entry_offset): New function.
81 (Output_data_plt_sparc::get_plt_entry_size): New function.
82 * symtab.h (Symbol::got_offset_list): New function.
83 (Symbol_table::for_all_symbols): New function.
84 * target.h (Sized_target::got_entry_count): New function.
85 (Sized_target::plt_entry_count): New function.
86 (Sized_target::plt_entry_size): New function.
87 * x86_64.cc (Target_x86_64::got_size): Add const.
88 (Target_x86_64::got_entry_count): New function.
89 (Target_x86_64::plt_entry_count): New function.
90 (Target_x86_64::first_plt_entry_offset): New function.
91 (Target_x86_64::plt_entry_size): New function.
92 (Output_data_plt_x86_64::entry_count): New function.
93 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
94 (Output_data_plt_x86_64::get_plt_entry_size): New function.
95
09ec0418
CC		 962010-08-12 Cary Coutant <ccoutant@google.com>
97
98 * archive.cc: Include incremental.h.
99 (Archive::Archive): Initialize incremental_info_.
100 (Archive::include_member): Record archive members in incremental info.
101 (Add_archive_symbols::run): Record begin and end of an archive in
102 incremental info.
103 (Lib_group::include_member): Record objects in incremental info.
104 * archive.h (Incremental_archive_entry): Forward declaration.
105 (Archive::set_incremental_info): New member function.
106 (Archive::incremental_info): New member function.
107 (Archive::Unused_symbol_iterator): New class.
108 (Archive::unused_symbols_begin): New member function.
109 (Archive::unused_symbols_end): New member function.
110 (Archive::incremental_info_): New data member.
111 * incremental-dump.cc (find_input_containing_global): New function.
112 (dump_incremental_inputs): Dump new incremental info sections.
113 * incremental.cc: Include symtab.h.
114 (Output_section_incremental_inputs): New class.
115 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
116 new incremental info sections.
117 (Sized_incremental_binary::do_check_inputs): Likewise.
118 (Incremental_inputs::report_archive): Remove.
119 (Incremental_inputs::report_archive_begin): New function.
120 (Incremental_inputs::report_archive_end): New function.
121 (Incremental_inputs::report_object): New function.
122 (Incremental_inputs::finalize_inputs): Remove.
123 (Incremental_inputs::report_input_section): New function.
124 (Incremental_inputs::report_script): Rewrite.
125 (Incremental_inputs::finalize): Do nothing but finalize string table.
126 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
127 (Incremental_inputs::sized_create_inputs_section_data): Remove.
128 (Incremental_inputs::create_data_sections): New function.
129 (Incremental_inputs::relocs_entsize): New function.
130 (Output_section_incremental_inputs::set_final_data_size): New function.
131 (Output_section_incremental_inputs::do_write): New function.
132 (Output_section_incremental_inputs::write_header): New function.
133 (Output_section_incremental_inputs::write_input_files): New function.
134 (Output_section_incremental_inputs::write_info_blocks): New function.
135 (Output_section_incremental_inputs::write_symtab): New function.
136 * incremental.h (Incremental_script_entry): Forward declaration.
137 (Incremental_object_entry): Forward declaration.
138 (Incremental_archive_entry): Forward declaration.
139 (Incremental_inputs): Forward declaration.
140 (Incremental_inputs_header_data): Remove.
141 (Incremental_inputs_header): Remove.
142 (Incremental_inputs_header_write): Remove.
143 (Incremental_inputs_entry_data): Remove.
144 (Incremental_inputs_entry): Remove.
145 (Incremental_inputs_entry_write): Remove.
146 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
147 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
148 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
149 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
150 Likewise.
151 (Incremental_input_entry): New class.
152 (Incremental_script_entry): New class.
153 (Incremental_object_entry): New class.
154 (Incremental_archive_entry): New class.
155 (Incremental_inputs::Incremental_inputs): Initialize new data members.
156 (Incremental_inputs::report_inputs): Remove.
157 (Incremental_inputs::report_archive): Remove.
158 (Incremental_inputs::report_archive_begin): New function.
159 (Incremental_inputs::report_archive_end): New function.
160 (Incremental_inputs::report_object): Change prototype.
161 (Incremental_inputs::report_input_section): New function.
162 (Incremental_inputs::report_script): Change prototype.
163 (Incremental_inputs::get_reloc_count): New function.
164 (Incremental_inputs::set_reloc_count): New function.
165 (Incremental_inputs::create_data_sections): New function.
166 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
167 (Incremental_inputs::inputs_section): New function.
168 (Incremental_inputs::symtab_section): New function.
169 (Incremental_inputs::relocs_section): New function.
170 (Incremental_inputs::get_stringpool): Add const.
171 (Incremental_inputs::command_line): Add const.
172 (Incremental_inputs::inputs): Remove.
173 (Incremental_inputs::command_line_key): New function.
174 (Incremental_inputs::input_file_count): New function.
175 (Incremental_inputs::input_files): New function.
176 (Incremental_inputs::relocs_entsize): New function.
177 (Incremental_inputs::sized_create_inputs_section_data): Remove.
178 (Incremental_inputs::finalize_inputs): Remove.
179 (Incremental_inputs::Input_info): Remove.
180 (Incremental_inputs::lock_): Remove.
181 (Incremental_inputs::inputs_): Change type.
182 (Incremental_inputs::inputs_map_): Remove.
183 (Incremental_inputs::current_object_entry_): New data member.
184 (Incremental_inputs::inputs_section_): New data member.
185 (Incremental_inputs::symtab_section_): New data member.
186 (Incremental_inputs::relocs_section_): New data member.
187 (Incremental_inputs::reloc_count_): New data member.
188 (Incremental_inputs_reader): New class.
189 (Incremental_symtab_reader): New class.
190 (Incremental_relocs_reader): New class.
191 * layout.cc (Layout::finalize): Move finalization of incremental info
192 and creation of incremental info sections to follow finalization of
193 symbol table. Set offsets for postprocessing sections.
194 (Layout::create_incremental_info_sections): Call
195 Incremental_inputs::create_data_sections. Add incremental symtab
196 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
197 sections to layout after input sections.
198 * layout.h (struct Timespec): Forward declaration.
199 (Layout::incremental_inputs): Add const.
200 (Layout::create_incremental_info_sections): Add parameter.
201 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
202 * object.cc: Include incremental.h.
203 (Relobj::finalize_incremental_relocs): New function.
204 (Sized_relobj::do_layout): Record input sections in incremental info.
205 * object.h (Object::output_section): New function.
206 (Object::output_section_offset): Moved from Relobj.
207 (Object::get_incremental_reloc_base): New function.
208 (Object::get_incremental_reloc_count): New function.
209 (Object::do_output_section): New function.
210 (Object::do_output_section_offset): Moved from Relobj.
211 (Object::do_get_incremental_reloc_base): New function.
212 (Object::do_get_incremental_reloc_count): New function.
213 (Object::Object): Initialize new data members.
214 (Relobj::output_section): Renamed do_output_section and moved to
215 protected.
216 (Relobj::output_section_offset): Moved to Object.
217 (Relobj::do_get_incremental_reloc_base): New function.
218 (Relobj::do_get_incremental_reloc_count): New function.
219 (Relobj::allocate_incremental_reloc_counts): New function.
220 (Relobj::count_incremental_reloc): New function.
221 (Relobj::finalize_incremental_relocs): New function.
222 (Relobj::next_incremental_reloc_index): New function.
223 (Relobj::reloc_counts_): New data member.
224 (Relobj::reloc_bases_): New data member.
225 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
226 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
227 (Sized_relobj::incremental_relocs_scan): New function.
228 (Sized_relobj::incremental_relocs_scan_reltype): New function.
229 (Sized_relobj::incremental_relocs_write): New function.
230 (Sized_relobj::incremental_relocs_write_reltype): New function.
231 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
232 incremental link.
233 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
234 archives and object files elsewhere.
235 (Add_symbols::run): Report object files here.
236 (Finish_group::run): Report end of archive at end of group.
237 * reloc.cc: Include layout.h, incremental.h.
238 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
239 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
240 (Sized_relobj::incremental_relocs_scan): New function.
241 (Sized_relobj::incremental_relocs_scan_reltype): New function.
242 (Sized_relobj::do_relocate_sections): Write incremental relocations.
243 (Sized_relobj::incremental_relocs_write): New function.
244 (Sized_relobj::incremental_relocs_write_reltype): New function.
245 * script.cc (read_input_script): Rewrite test for incremental link.
246 Change call to Incremental_inputs::report_script.
247 * symtab.h (Symbol_table::first_global_index): New function.
248 (Symbol_table::output_count): New function.
249
ce0d1972
DK		 2502010-08-12 Doug Kwan <dougkwan@google.com>
251
252 * arm.cc (Target_arm::merge_object_attributes): Check command line
253 options --no-wchar-size-warning and --no-enum-size-warning.
254 * options.h (General_options): Add ld-compatible options
255 --no-enum-size-warning and --no-wchar-size-warning.
256
6e5710ce
ILT		 2572010-08-04 Ian Lance Taylor <iant@google.com>
258
259 * x86_64.cc (Target_x86_64::Scan::local): Use
260 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
261 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
262 (Target_x86_64::Scan::global): Likewise.
263 (Target_x86_64::Relocate::relocate): Likewise.
264 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
265 Likewise.
266
fef830db
CC		 2672010-08-03 Cary Coutant <ccoutant@google.com>
268
269 * merge.cc (Output_merge_string::do_add_input_section): Count strings
270 to reserve space in merged_strings vector. Keep total input size
271 for stats.
272 (Output_merge_string::do_print_merge_stats): Print total input size.
273 * merge.h (Output_merge_string): Add input_size_ field.
274 * stringpool.cc (Stringpool_template::string_length): Move
275 implementations out of Stringpool_template class and place in
276 stringpool.h.
277 * stringpool.h (string_length): Move out of Stringpool_template.
278
1e3811b0
ILT		 2792010-08-03 Ian Lance Taylor <iant@google.com>
280
281 PR 11712
282 * layout.cc (relaxation_loop_body): If address of load segment is
283 set, adjust address to include headers if possible.
284
7af0c620
ILT		 2852010-08-03 Ian Lance Taylor <iant@google.com>
286
287 * version.cc (version_string): Bump to 1.10.
288
22f0da72
ILT		 2892010-08-03 Ian Lance Taylor <iant@google.com>
290
291 PR 11805
292 * layout.h (enum Output_section_order): Define.
293 (class Layout): Update declarations.
294 * layout.cc (Layout::get_output_section): Add order parameter.
295 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
296 is_first_non_relro parameters. Change all callers.
297 (Layout::choose_output_section): Likewise.
298 (Layout::add_output_section_data): Likewise.
299 (Layout::make_output_section): Likewise. Set order.
300 (Layout::default_section_order): New function.
301 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
302 * output.cc (Output_section::Output_section): Initialize order_.
303 Don't initialize deleted fields.
304 (Output_segment::Output_segment): Don't initialize deleted
305 fields.
306 (Output_segment::add_output_section_to_load): New function
307 replacing add_output_section. Change all callers to call this or
308 add_output_section_to_nonload.
309 (Output_segment::add_output_section_to_nonload): New function.
310 (Output_segment::remove_output_section): Rewrite.
311 (Output_segment::add_initial_output_data): Likewise.
312 (Output_segment::has_any_data_sections): Likewise.
313 (Output_segment::is_first_section_relro): Likewise.
314 (Output_segment::maximum_alignment): Likewise.
315 (Output_segment::has_dynamic_reloc): New function replacing
316 dynamic_reloc_count. Change all callers.
317 (Output_segment::has_dynamic_reloc_list): New function replacing
318 dynamic_reloc_count_list. Change all callers.
319 (Output_segment::set_section_addresses): Rewrite.
320 (Output_segment::set_offset): Rewrite.
321 (Output_segment::find_first_and_last_list): Remove.
322 (Output_segment::set_tls_offsets): Rewrite.
323 (Output_segment::first_section_load_address): Likewise.
324 (Output_segment::output_section_count): Likewise.
325 (Output_segment::section_with_lowest_load_address): Likewise.
326 (Output_segment::write_section_headers): Likewise.
327 (Output_segment::print_sections_to_map): Likewise.
328 * output.h (class Output_data): Remove dynamic_reloc_count_
329 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
330 (Output_data::add_dynamic_reloc): Rewrite.
331 (Output_data::has_dynamic_reloc): New function.
332 (Output_data::dynamic_reloc_count): Remove.
333 (class Output_section): Add order_ field. Remvoe is_relro_local_,
334 is_last_relro_, is_first_non_relro_, is_interp_,
335 is_dynamic_linker_section_ fields. Add order and set_order
336 functions. Remove is_relro_local, set_is_relro_local,
337 is_last_relro, set_is_last_relro, is_first_non_relro,
338 set_is_first_non_relro functions, is_interp, set_is_interp,
339 is_dynamic_linker_section, and set_is_dynamic_linker_section
340 functions.
341 (class Output_segment): Change Output_data_list from std::list to
342 std:;vector. Add output_lists_ field. Remove output_data_ and
343 output_bss_ fields. Update declarations.
344
3ff2ccb0
ILT		 3452010-08-02 Ian Lance Taylor <iant@google.com>
346
347 * arm.cc (Target_arm::gc_process_relocs): Use typename.
348 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
349 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
350
88a4108b
ILT		 3512010-08-02 Ian Lance Taylor <iant@google.com>
352
353 PR 11855
354 * script.cc (Script_options::Script_options): Initialize
355 symbol_definitions_ and symbol_references_.
356 (Script_options::add_symbol_assignment): Update
357 symbol_definitions_ and symbol_references_.
358 (Script_options::add_symbol_reference): New function.
359 (script_symbol): New function.
360 * script.h (class Script_options): Add symbol_definitions_ and
361 symbol_references_ fields.
362 (Script_options::referenced_const_iterator): New type.
363 (Script_options::referenced_begin): New function.
364 (Script_options::referenced_end): New function.
365 (Script_options::is_referenced): New function.
366 (Script_options::any_unreferenced): New function.
367 * script-c.h (script_symbol): Declare.
368 * yyscript.y (exp): Call script_symbol.
369 * symtab.cc: Include "script.h".
370 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
371 Change all callers. Check symbols referenced by scripts.
372 (Symbol_table::add_undefined_symbols_from_command_line): Add
373 layout parameter. Change all callers.
374 (Symbol_table::do_add_undefined_symbols_from_command_line):
375 Likewise. Break out loop body. Check symbols referenced by
376 scripts.
377 (Symbol_table::add_undefined_symbol_from_command_line): New
378 function broken out of
379 do_add_undefined_symbols_from_command_line.
380 * symtab.h (class Symbol_table): Update declarations.
381 * archive.cc: Include "layout.h".
382 (Archive::should_include_member): Add layout parameter. Change
383 all callers. Check for symbol mentioned in expression.
384 * archive.h (class Archive): Update declaration.
385 * object.cc (Sized_relobj::do_should_include_member): Add layout
386 parameter.
387 * object.h (Object::should_include_member): Add layout parameter.
388 Change all callers.
389 (Object::do_should_include_member): Add layout parameter.
390 (class Sized_relobj): Update declaration.
391 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
392 parameter.
393 * dynobj.h (class Sized_dynobj): Update declaration.
394 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
395 layout parameter.
396 * plugin.h (class Sized_pluginobj): Update declaration.
397
5f1ab67a
ILT		 3982010-08-02 Ian Lance Taylor <iant@google.com>
399
400 PR 11866
401 * output.cc (Output_segment::set_offset): Search for the first and
402 last sections rather than assuming that the list is in order.
403 (Output_segment::find_first_and_last_list): New function.
404 * output.h (class Output_segment): Update declarations.
405 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
406 (relro_strip_test_SOURCES): New variable.
407 (relro_strip_test_DEPENDENCIES): New variable.
408 (relro_strip_test_LDFLAGS): New variable.
409 (relro_strip_test_LDADD): New variable.
410 (relro_strip_test.so): New target.
411
a8df5856
ILT		 4122010-08-02 Ian Lance Taylor <iant@google.com>
413
414 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
415 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
416 (Target_i386::got_tlsdesc_section): New function.
417 (Target_i386::got_section): Create space for GOT entries for
418 TLSDESC relocations.
419 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
420 R_386_TLS_GOTDESC.
421 (Target_i386::Scan::global): Likewise.
422 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
423 using TLSDESC GOT.
424 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
425 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
426 (Target_x86_64::got_tlsdesc_section): New function.
427 (Target_x86_64::got_section): Create space for GOT entries for
428 TLSDESC relocations.
429 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
430 R_386_TLS_GOTDESC.
431 (Target_x86_64::Scan::global): Likewise.
432 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
433 using TLSDESC GOT.
434
0c10a0a6
ILT		 4352010-08-02 Ian Lance Taylor <iant@google.com>
436
437 * testsuite/final_layout.sh: Use dc to convert from hex to
438 decimal.
439
41cbeecc
ST		 4402010-07-29 Sriraman Tallam <tmsriram@google.com>
441
442 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
443 paramter to the call to gold::gc_process_relocs.
444 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
445 paramter to the call to gold::gc_process_relocs.
446 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
447 parameter to the call to gold::gc_process_relocs.
448 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
449 template parameter to the call to gold::gc_process_relocs.
450 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
451 paramter to the call to gold::gc_process_relocs.
452 * gc.h (get_embedded_addend_size): New function.
453 (gc_process_relocs): Save the size of the reloc for use by ICF.
454 * icf.cc (get_section_contents): Get the addend from the text section
455 for SHT_REL relocation sections.
456 * icf.h (Icf::Reloc_addend_size_info): New typedef.
457 (Icf::Reloc_info): Add new member reloc_addend_size_info.
458 * int_encoding.h (read_from_pointer): New overloaded function.
459 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
460 * testsuite/icf_sht_rel_addend_test.sh: New file.
461 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
462 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
463
6ea55b82
RW		 4642010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
465
466 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
467 * Makefile.in: Regenerate.
468 * testsuite/Makefile.in: Regenerate.
469
9691462b
ILT		 4702010-07-27 Jeffrey Yasskin <jyasskin@google.com>
471
472 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
473 * gold/testsuite/debug_msg.cc: Likewise.
474 * gold/testsuite/odr_violation1.cc
475 * gold/testsuite/odr_violation2.cc
476
76897331
CC		 4772010-07-21 Cary Coutant <ccoutant@google.com>
478
479 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
480 string, and length fields.
481 (Output_merge_string::Merged_strings_list): New type.
482 (Output_merge_string::Merged_strings_lists): New typedef.
483 (Output_merge_string): Replace merged_strings_ with
484 merged_strings_lists_.
485 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
486 Merged_strings_list per input object and section. Don't store pointer
487 to the string. Don't store length with each merged string entry.
488 (Output_merge_string::finalize_merged_data): Loop over list of merged
489 strings lists. Recompute length of each merged string.
490
78384e8f
CC		 4912010-07-15 Cary Coutant <ccoutant@google.com>
492
493 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
494 here.
495
783659f9
ILT		 4962010-07-14 Ian Lance Taylor <iant@google.com>
497
498 * descriptors.cc (Descriptors::open): Report correct name in error
499 message.
500
131687b4
DK		 5012010-07-13 Doug Kwan <dougkwan@google.com>
502
503 * arm.cc (Arm_input_section::Arm_input_section): For a
504 SHT_ARM_EXIDX section, always keeps the input sections.
505 (Arm_input_section::set_exidx_section_link): New method.
506 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
507 has_errors_ to false.
508 (Arm_exidx_input_section::has_errors,
509 Arm_exidx_input_section::set_has_errors): New methods.
510 (Arm_exidx_input_section::has_errors_): New data member.
511 (Arm_relobj::get_exidx_shndx_list): New method.
512 (Arm_output_section::append_text_sections_to_list): Do not skip
513 section without SHF_EXECINSTR.
514 (Arm_output_section::fix_exidx_coverage): Skip input sections with
515 errors.
516 (Arm_relobj::make_exidx_input_section): Add new parameter for text
517 section header. Make error messages more verbose. Check for
518 a non-executable section linked to an EXIDX section.
519 (Arm_relobj::do_read_symbols): Remove error checking, which has been
520 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
521 check that there is no deferred EXIDX section if we exit early.
522 Instead of not making an EXIDX section in case of an error, make one
523 and set the has_errors flag of it.
524 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
525 in a relocatable link.
526 (Target_arm::do_relax): Look for the EXIDX output section instead of
527 assuming that it is called .ARM.exidx.
528 (Target_arm::fix_exidx_coverage): Add a new parameter for input
529 section list. Do not check for SHF_EXECINSTR section flags but
530 skip any input section with errors.
531 * output.cc (Output_section::Output_section): Initialize
532 always_keeps_input_sections_ to false.
533 (Output_section::add_input_section): Check for
534 always_keeps_input_sections_.
535 * output.h (Output_section::always_keeps_input_sections,
536 Output_section::set_always_keeps_input_sections): New methods.
537 (Output_section::always_keeps_input_sections): New data member.
538
69517287
RÁE		 5392010-07-13 Rafael Espindola <espindola@google.com>
540
541 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
542 * fileread.h (Input_file): Add try_extra_search_path and find_file.
543
82742395
ILT		 5442010-07-13 Philip Herron <herron.philip@googlemail.com>
545 Ian Lance Taylor <iant@google.com>
546
547 * output.h (Output_section_lookup_maps::add_merge_section):
548 Correct check of whether value was inserted.
549 (Output_section_lookup_maps::add_merge_input_section): Likewise.
550 (Output_section_lookup_maps::add_relaxed_input_section):
551 Likewise.
552 * arm.cc (Target_arm::got_section): Remove used local os.
553 * i386.cc (Target_i386::got_section): Likewise.
554 * x86_64.cc (Target_x86_64::got_section): Likewise.
555 * sparc.cc (Target_sparc::got_section): Likewise.
556 (Target_sparc::relocate): Remove unused local have_got_offset.
557 * powerpc.cc (Target_powerpc::relocate): Likewise.
558
f2d707b5
ILT		 5592010-07-13 Ian Lance Taylor <iant@google.com>
560
241531d6
ILT		 561 * compressed_output.cc (zlib_decompress): Fix signature in
562 !HAVE_ZLIB_H case.
563
f2d707b5
ILT		 564 * archive.cc (Archive::include_member): Unlock an external member
565 of a thin archive. Don't bother to delete an object we know is
566 NULL.
567
a2e47362
CC		 5682010-07-12 Cary Coutant <ccoutant@google.com>
569
570 * compressed_output.cc (zlib_decompress): New function.
571 (get_uncompressed_size): New function.
572 (decompress_input_section): New function.
573 * compressed_output.h (get_uncompressed_size): New function.
574 (decompress_input_section): New function.
575 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
576 Handle compressed debug sections.
577 * layout.cc (is_compressed_debug_section): New function.
578 (Layout::output_section_name): Map compressed section names to
579 canonical names.
580 * layout.h (is_compressed_debug_section): New function.
581 (is_debug_info_section): Recognize compressed debug sections.
582 * merge.cc: Include compressed_output.h.
583 (Output_merge_data::do_add_input_section): Handle compressed
584 debug sections.
585 (Output_merge_string::do_add_input_section): Handle compressed
586 debug sections.
587 * object.cc: Include compressed_output.h.
588 (Sized_relobj::Sized_relobj): Initialize new data members.
589 (build_compressed_section_map): New function.
590 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
591 * object.h (Object::section_is_compressed): New method.
592 (Object::do_section_is_compressed): New method.
593 (Sized_relobj::Compressed_section_map): New type.
594 (Sized_relobj::do_section_is_compressed): New method.
595 (Sized_relobj::compressed_sections_): New data member.
596 * output.cc (Output_section::add_input_section): Handle compressed
597 debug sections.
598 * reloc.cc: Include compressed_output.h.
599 (Sized_relobj::write_sections): Handle compressed debug sections.
600
ce279a62
CC		 6012010-07-08 Cary Coutant <ccoutant@google.com>
602
603 * resolve.cc (Symbol_table::resolve): Remember whether undef was
604 weak when resolving to a dynamic def.
605 (Symbol_table::should_override): Add adjust_dyndef flag; set it
606 for weak undef/dynamic def cases. Adjust callers.
607 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
608 undef_binding_weak_.
609 (Symbol_table::sized_write_globals): Adjust symbol binding.
610 (Symbol_table::sized_write_symbol): Add binding parameter.
611 * symtab.h (Symbol::set_undef_binding): New method.
612 (Symbol::is_undef_binding_weak): New method.
613 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
614 (Symbol_table::should_override): Add new parameter.
615 (Symbol_table::sized_write_symbol): Add new parameter.
616
617 * testsuite/weak_undef_file1.cc: Add new test case.
618 * testsuite/weak_undef_file2.cc: Fix header comment.
619 * testsuite/weak_undef_test.cc: Add new test case.
620
b2286c10
DK		 6212010-06-29 Doug Kwan <dougkwan@google.com>
622
623 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
624 Initialize USE_SYMBOL_.
625 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
626 definition.
627 (Arm_reloc_property::uses_symbol_): New data member declaration.
628 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
629 uses symbol value and symbol is undefined but not weakly undefined.
630
4802450a
RÁE		 6312010-06-28 Rafael Espindola <espindola@google.com>
632
633 * plugin.cc (Plugin::load): Use dlerror.
634
e5ca47ba
ILT		 6352010-06-26 Jeffrey Yaskin <jyasskin@google.com>
636
637 * symtab.cc (detect_odr_violations): When reporting an ODR
638 violation, report an object where the symbol is defined.
639
8a75a161
DK		 6402010-06-25 Doug Kwan <dougkwan@google.com>
641
642 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
643 (Target_arm::section_may_have_icf_unsafe_pointers): New method
644 definition.
645 (Target_arm::Scan::local_reloc_may_be_function_pointer,
646 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
647 target hook to detect function points.
648 (Target_arm::Scan::possible_function_pointer_reloc): New method.
649 * icf.h (Icf::check_section_for_function_pointers): Change type of
650 parameter SECTION_NAME to const reference to std::string. Use
651 target hook to determine if section may have unsafe pointers.
652 * target.h (Target::section_may_have_icf_unsafe_pointers): New
653 method definition.
654
42218b9f
RÁE		 6552010-06-21 Rafael Espindola <espindola@google.com>
656
657 * fileread.cc (Input_file::find_fie): New
658 (Input_file::open): Use Input_file::find_fie.
659 * fileread.h (Input_file::find_fie): New
660 * plugin.cc (set_extra_library_path): New.
661 (Plugin::load): Add set_extra_library_path to the transfer vector.
662 (Plugin_manager::set_extra_library_path): New.
663 (Plugin_manager::add_input_file): Use the extra search path if set.
664 (set_extra_library_path(): New.
665 * plugin.h (Plugin_manager): Add set_extra_library_path and
666 extra_search_path_.
667
a0506cca
CC		 6682010-06-19 Cary Coutant <ccoutant@google.com>
669
670 * layout.cc (gdb_sections): Add .debug_types.
671 (lines_only_debug_sections): Likewise.
672
6508b958
RÁE		 6732010-06-18 Rafael Espindola <espindola@google.com>
674
675 * plugin.cc (add_input_file,add_input_library)
676 (Plugin_manager::add_input_file): Make filename arguments const.
677 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
678 const.
679
3e235302
DK		 6802010-06-16 Doug Kwan <dougkwan@google.com>
681
682 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
683 .ARM.attributes section if we have not merged any input
684 attributes sections.
685
106e8a6c
DK		 6862010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
687
688 * arm.cc: Allow combining objects with no EABI version
689 information.
690
91ff43fe
RÁE		 6912010-06-15 Rafael Espindola <espindola@google.com>
692
693 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
694
68ed838c
ILT		 6952010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
696
697 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
698 (struct iovec): Correct !HAVE_READV definition.
699
f3a2388f
CC		 7002010-06-10 Cary Coutant <ccoutant@google.com>
701
702 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
703 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
704 reloc sections.
705 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
706
707 PR 11683
708 * symtab.h (Symbol::is_placeholder): New member function.
709 * target-reloc.h (relocate_section): Check for placeholder symbols.
710
711 * testsuite/Makefile.am (plugin_test_8): New test.
712 (plugin_test_9): New test.
713 * testsuite/Makefile.in: Regenerate.
714
e1df38aa
NC		 7152010-06-09 Nick Clifton <nickc@redhat.com>
716
717 * yyscript.y (input_list_element): Allow strings prefixed with
718 the '-' character. Treat these as libraries.
719 * script.cc (script_add_library): New function. Adds a library
720 specified by "-l<name>" found in an input script.
721 * script-c.h: Add prototype for script_add_library.
722
25bbe950
DK		 7232010-06-07 Doug Kwan <dougkwan@google.com>
724
725 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
726 Restrict stub-group size to be within long conditional branch
727 range when working around cortex-A8 erratum.
728
0f32ea4c
ILT		 7292010-06-07 Damien Diederen <dd@crosstwine.com>
730
731 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
732 #ifdef typo.
733
8fe2a369
ST		 7342010-06-03 Sriraman Tallam <tmsriram@google.com>
735
736 PR gold/11658
737 * output.cc
738 (Output_section::Input_section_sort_entry::compare_section_ordering):
739 Change to return non-zero correctly.
740 (Output_section::Input_section_sort_section_order_index_compare
741 ::operator()): Change to fix ambiguity in comparisons.
742
6e9ba2ca
ST		 7432010-06-01 Sriraman Tallam <tmsriram@google.com>
744
745 * gold.h (is_wildcard_string): New function.
746 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
747 (Layout::layout_eh_frame): Ditto.
748 (Layout::find_section_order_index): New method.
749 (Layout::read_layout_from_file): New method.
750 * layout.h (Layout::find_section_order_index): New method.
751 (Layout::read_layout_from_file): New method.
752 (Layout::input_section_position_): New private member.
753 (Layout::input_section_glob_): New private member.
754 * main.cc (main): Call read_layout_from_file here.
755 * options.h (--section-ordering-file): New option.
756 * output.cc (Output_section::input_section_order_specified_): New
757 member.
758 (Output_section::Output_section): Initialize new member.
759 (Output_section::add_input_section): Add new parameter.
760 Keep input sections when --section-ordering-file is used.
761 (Output_section::set_final_data_size): Sort input sections when
762 section ordering file is specified.
763 (Output_section::Input_section_sort_entry): Add new parameter.
764 Check sorting type.
765 (Output_section::Input_section_sort_entry::compare_section_ordering):
766 New method.
767 (Output_section::Input_section_sort_compare::operator()): Change to
768 consider section_order_index.
769 (Output_section::Input_section_sort_init_fini_compare::operator()):
770 Change to consider section_order_index.
771 (Output_section::Input_section_sort_section_order_index_compare
772 ::operator()): New method.
773 (Output_section::sort_attached_input_sections): Change to sort
774 according to section order when specified.
e1df38aa
NC		 775 (Output_section::add_input_section<32, true>): Add new parameter.
776 (Output_section::add_input_section<64, true>): Add new parameter.
777 (Output_section::add_input_section<32, false>): Add new parameter.
778 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 779 * output.h (Output_section::add_input_section): Add new parameter.
780 (Output_section::input_section_order_specified): New
781 method.
782 (Output_section::set_input_section_order_specified): New method.
783 (Input_section::Input_section): Initialize section_order_index_.
784 (Input_section::section_order_index): New method.
785 (Input_section::set_section_order_index): New method.
786 (Input_section::section_order_index_): New member.
787 (Input_section::Input_section_sort_section_order_index_compare): New
788 struct.
789 (Output_section::input_section_order_specified_): New member.
790 * script-sections.cc (is_wildcard_string): Delete and move modified
791 method to gold.h.
792 (Output_section_element_input::Output_section_element_input): Modify
793 call to is_wildcard_string.
794 (Output_section_element_input::Input_section_pattern
795 ::Input_section_pattern): Ditto.
796 (Output_section_element_input::Output_section_element_input): Ditto.
797 * testsuite/Makefile.am (final_layout): New test case.
798 * testsuite/Makefile.in: Regenerate.
799 * testsuite/final_layout.cc: New file.
800 * testsuite/final_layout.sh: New file.
801
3537c84b
RÁE		 8022010-06-01 Rafael Espindola <espindola@google.com>
803
804 * plugin.cc (Plugin::load): Pass the output name to the plugin.
805
105b6afd
RÁE		 8062010-06-01 Rafael Espindola <espindola@google.com>
807
808 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
809 visibility of symbols.
810
29e11421
DK		 8112010-05-27 Doug Kwan <dougkwan@google.com>
812
813 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
814 from start of output section instead of address for a local symbol
815 in a merged or relaxed section when doing a relocatable link.
816
5e0f337e
RÁE		 8172010-05-26 Rafael Espindola <espindola@google.com>
818
819 PR 11604
820 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
821 adding sections the garbage collector removed.
822 * gold/testsuite/Makefile.am: Add test.
823 * gold/testsuite/Makefile.in: Regenerate.
824 * gold/testsuite/plugin_test_7.sh: New.
825 * gold/testsuite/plugin_test_7_1.c: New.
826 * gold/testsuite/plugin_test_7_2.c: New.
827
f4187277
RÁE		 8282010-05-26 Rafael Espindola <espindola@google.com>
829
830 * script-sections.cc (Output_section_definition::set_section_addresses):
831 Check for --section-start.
832
5c388529
DK		 8332010-05-26 Doug Kwan <dougkwan@google.com>
834
835 * arm.cc (Arm_scan_relocatable_relocs): New class.
836 (Target_arm::relocate_special_relocatable): New method.
837 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
838 (Arm_relocate_functions::thumb_branch_common): Same.
839 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
840 instead of Default_scan_relocatable_relocs.
841 * target-reloc.h (relocate_for_relocatable): Let target handle
842 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
843 * target.h (Sized_target::relocate_special_relocatable): New method.
844
bca1c3ae
ILT		 8452010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
846
847 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
848
0439c796
DK		 8492010-05-23 Doug Kwan <dougkwan@google.com>
850
851 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
852 instead of a cast.
853 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
854 with a direct branch, not a conditional branch, to a stub.
855 * merge.cc (Output_merge_base::record_input_section): New method
856 defintion.
857 (Output_merge_data::do_add_input_section): Record input section if
858 keeps-input-sections flag is set.
859 (Output_merge_string::do_add_input_section): Ditto.
860 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
861 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
862 INPUT_SECTIONS_.
863 (Output_merge_base::keeps_input_sections,
864 Output_merge_base::set_keeps_input_sections,
865 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
866 method definitions.
867 (Output_merge_base::Input_sections): New type declaration.
868 (Output_merge_base::input_sections_begin,
869 Output_merge_base::input_sections_end,
870 Output_merge_base::do_set_keeps_input_sections): New method definitions.
871 (Output_merge_base::bool keeps_input_sections_,
872 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
873 Output_merge_base::input_sections_): New data members.
874 (Output_merge_data::do_set_keeps_input_sections): New method
875 defintion.
876 (Output_merge_string::do_set_keeps_input_sections): Ditto.
877 * output.cc (Output_section::Input_section::relobj): Move method
878 defintion from class declaration to here and handle merge sections.
879 (Output_section::Input_section::shndx): Ditto.
880 (Output_section::Output_section): Remove initializations of removed
881 data members and initialize new data member LOOKUP_MAPS_.
882 (Output_section::add_input_section): Set keeps-input-sections flag
883 for a newly created merge output section as appropriate. Adjust code
884 to use Output_section_lookup_maps class.
885 (Output_section::add_relaxed_input_section): Adjst code for lookup
886 maps code refactoring.
887 (Output_section::add_merge_input_section): Add a new parameter
888 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
889 class. If adding input section to a newly created merge output
890 section fails, remove the new merge section.
891 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 892 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 893 (Output_section::find_merge_section): Ditto.
894 (Output_section::build_lookup_maps): New method defintion.
895 (Output_section::find_relaxed_input_section): Adjust code to use
896 Output_section_lookup_maps class.
897 (Output_section::get_input_sections): Export merge sections. Adjust
898 code to use Output_section_lookup_maps class.
899 (Output_section:::add_script_input_section): Adjust code to use
900 Output_section_lookup_maps class. Update lookup maps for merge
901 sections also.
902 (Output_section::discard_states): Use Output_section_lookup_maps.
903 (Output_section::restore_states): Same.
904 * output.h (Merge_section_properties): Move class defintion out of
905 Output_section.
906 (Output_section_lookup_maps): New class.
907 (Output_section::Input_section::is_merge_section): New method
908 defintion.
909 (Output_section::Input_section::relobj): Move defintion out of class
910 defintion. Declare method only.
911 (Output_section::Input_section::shndx): Ditto.
912 (Output_section::Input_section::output_merge_base): New method defintion.
913 (Output_section::Input_section::u2_.pomb): New union field.
914 (Output_section::Merge_section_by_properties_map,
915 Output_section::Output_section_data_by_input_section_map,
916 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
917 Remove types.
918 (Output_section::add_merge_input_section): Add new parameter
919 KEEPS_INPUT_SECTIONS.
920 (Output_section::build_lookup_maps): New method declaration.
921 (Output_section::merge_section_map_,
922 Output_section::merge_section_by_properties_map_,
923 Output_section::relaxed_input_section_map_,
924 Output_section::is_relaxed_input_section_map_valid_): Remove data
925 members.
926 (Output_section::lookup_maps_): New data member.
927
76295588
L		 9282010-05-21 Doug Kwan <dougkwan@google.com>
929
930 PR gold/11619
931 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
932 avoid a compilation error.
933
d103a984
RÁE		 9342010-05-19 Rafael Espindola <espindola@google.com>
935
936 * script-sections.cc (Output_section_definition::allocate_to_segment):
937 Update the phdrs_list even when the output section is NULL.
938 * testsuite/Makefile.am: Add test.
939 * testsuite/Makefile.in: Regenerate.
940 * testsuite/script_test_9.cc: New.
941 * testsuite/script_test_9.sh: New.
942 * testsuite/script_test_9.t: New.
943
6625d24e
DK		 9442010-05-19 Doug Kwan <dougkwan@google.com>
945
946 * arm.cc (Arm_input_section::original_size): New method.
947 (Arm_input_section::do_addralign): Add a cast.
948 (Arm_input_section::do_output_offset): Remove static cast.
949 (Arm_input_section::original_addralign,
950 Arm_input_section::original_size_): Change type to uint32_t.
951 (Arm_input_section::init): Add safe casts for section alignment
952 and size.
953 (Arm_input_section::set_final_data_size): Do not set address and
954 offset of stub table.
955 (Arm_output_section::fix_exidx_coverage): Change use of of
956 Output_section::Simple_input_section to that of
957 Output_section::Input_section.
958 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
959 except for the first pass.
960 * output.cc (Output_section::get_input_sections): Change type of
961 input_sections to std::list<Input_section>.
962 (Output_section::add_script_input_section): Rename from
963 Output_section::add_simple_input_section. Change type of SIS
964 parameter from Simple_input_section to Input_section.
965 * output.h (Output_section::Simple_input_section): Remove class.
966 (Output_section::Input_section): Change class visibility to public.
967 (Output_section::Input_section::addralign): Use stored alignments
968 for special input sections if set.
969 (Output_section::Input_section::set_addralign): New method.
970 (Output_section::get_input_sections): Change parameter type from
971 list of Simple_input_section to list of Input_section.
972 (Output_section::add_script_input_section): Rename from
973 Output_section::add_simple_input_section. Change first parameter's
974 type from Simple_input_section to Input_section and remove the
975 second and third parameters.
976 * script-sections.cc (Input_section::Input_section_list): Change
977 type to list of Output_section::Input_section/
978 (Input_section_info::Input_section_info): Change parameter type of
979 INPUT_SECTION to Output_section::Input_section.
980 (Input_section_info::input_section): Change return type.
981 (Input_section_info::input_section_): Change type to
982 Output_section::Input_section.
983 (Output_section_element_input::set_section_addresses): Adjust code
984 to use Output_section::Input_section instead of
985 Output_section::Simple_input_section. Adjust code for renaming
986 of Output_section::add_simple_input_section.
987 (Orphan_output_section::set_section_addresses): Ditto.
988
e1e82ea4
RW		 9892010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
990
991 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
992 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
993
91e75c8a
RÁE		 9942010-05-18 Rafael Espindola <espindola@google.com>
995
996 * options.cc (General_options::finalize): Handle -nostdlib.
997 * options.h (nostdlib): New option.
998 * script.cc (script_add_search_dir): Handle -nostdlib.
999
da59ad79
DK		 10002010-05-12 Doug Kwan <dougkwan@google.com>
1001
1002 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1003 attributes section only if there no attributes section after merging.
1004 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1005 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1006 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1007 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1008 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1009 and arm_attr_merge_7.stdout.
1010 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1011 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1012 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1013 arm_attr_merge_7b.o): New rules.
1014 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1015 arm_attr_merge_7
1016 * testsuite/Makefile.in: Regenerate.
1017 * testsuite/arm_attr_merge.sh: New file.
1018 * testsuite/arm_attr_merge_[67][ab].s: Same.
1019
3e01a7fd
NC		 10202010-05-05 Nick Clifton <nickc@redhat.com>
1021
1022 * po/es.po: Updated Spanish translation.
1023
7ad2014a
L		 10242010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1025
1026 * Makefile.am (install-exec-local): Properly install gold as
1027 default cross linker.
1028 * Makefile.in: Regenerated.
1029
4fda8867
NC		 10302010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1031 Nick Clifton <nickc@redhat.com>
1032
1033 * configure.ac (install_as_default): Define and set to false
1034 unless --enable-gold or --enable-gold=both/gold has been
1035 specified.
1036 * configure: Regenerate.
1037
1038 * Makefile.am (install-exec-local): Install the executable as
1039 'ld.gold'. If install_as_default is true then also install it as
1040 'ld'.
1041 * Makefile.in: Regenerated.
1042
bd288ea2
ILT		 10432010-04-24 Ian Lance Taylor <iant@google.com>
1044
1045 * layout.cc (Layout::layout_reloc): In relocatable link don't
1046 combine reloc sections for grouped sections.
1047
ef38fd8a
ST		 10482010-04-23 Sriraman Tallam <tmsriram@google.com>
1049
1050 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1051 sections that are not ordinary to icf.
1052 * icf.cc (get_section_contents): Handle relocation pointing to section
1053 with no object or shndx information.
1054 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1055 * testsuite/Makefile.in: Regenerate.
1056 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1057 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1058
f6973bdc
ILT		 10592010-04-22 Ian Lance Taylor <iant@google.com>
1060
1061 * expression.cc (Expression::Expression_eval_info): Add
1062 result_alignment_pointer field.
1063 (Expression::eval_with_dot): Add result_alignment_pointer
1064 parameter. Change all callers.
1065 (Expression::eval_maybe_dot): Likewise.
1066 (class Binary_expression): Add alignment_pointer parameter to
1067 left_value and right_value. Change all callers.
1068 (BINARY_EXPRESSION): Set result alignment.
1069 (class Trinary_expression): Add alignment_pointer parameter to
1070 arg2_value and arg3_value. Change all callers.
1071 (Trinary_cond::value): Set result alignment.
1072 (Max_expression::value, Min_expression::value): Likewise.
1073 (Align_expression::value): Likewise.
1074 * script-sections.cc (class Sections_element): Add dot_alignment
1075 parameter to set_section_addresses virtual function. Update
1076 instantiations.
1077 (class Output_section_element): Likewise.
1078 (Script_sections::create_segments): Add dot_alignment parameter.
1079 Change all callers.
1080 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1081 (Script_sections::set_phdrs_clause_addresses): Likewise.
1082 * script-sections.h: Update declarations.
1083 * script.h: Update declarations.
1084 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1085 min_p_align.
1086 * testsuite/script_test_3.t: Set large alignment.
1087 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1088 segment has expected alignment.
1089
9c9c98a5
NC		 10902010-04-22 Nick Clifton <nickc@redhat.com>
1091
1092 * po/gold.pot: Updated by the Translation project.
1093 * po/vi.po: Updated Vietnamese translation.
1094
2253bfba
L		 10952010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1096
1097 * testsuite/Makefile.am (check_PROGRAMS): Add
1098 icf_virtual_function_folding_test.
1099 * testsuite/Makefile.in: Regenerated.
1100
85fdf906
AH		 11012010-04-15 Andrew Haley <aph@redhat.com>
1102
1103 * options.h (merge_exidx_entries): New option.
1104 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1105 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1106 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1107 (Target_arm::merge_exidx_entries): New function.
1108 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1109 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1110 to Arm_exidx_fixup constructor.
1111 Add new arg, merge_exidx_entries.
1112 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1113 Arm_output_section::fix_exidx_coverage.
1114
ce97fa81
ST		 11152010-04-18 Sriraman Tallam <tmsriram@google.com>
1116
1117 * icf.cc (get_section_contents): Check for preemptible functions.
1118 Ignore addend when appropriate.
1119 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1120 section folded.
1121 (add_from_relobj): Check for section folded.
1122 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1123 * symtab.h (should_add_dynsym_entry): Add new parameter.
1124 * target-reloc.h (scan_relocs): Check for section folded.
1125 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1126 Check reloc types for function pointers in shared objects.
1127 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1128 case.
1129 (icf_preemptible_functions_test): New test case.
1130 (icf_string_merge_test): New test case.
1131 * testsuite.Makefile.in: Regenerate.
1132 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1133 bar_glob. Refactor code.
1134 * testsuite/icf_preemptible_functions_test.cc: New file.
1135 * testsuite/icf_preemptible_functions_test.sh: New file.
1136 * testsuite/icf_string_merge_test.cc: New file.
1137 * testsuite/icf_string_merge_test.sh: New file.
1138 * testsuite/icf_virtual_function_folding_test.cc: New file.
1139 * testsuite/icf_virtual_function_folding_test.sh: New file.
1140
04ceb17c
DK		 11412010-04-14 Doug Kwan <dougkwan@google.com>
1142
1143 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1144 for local symbol recounting if we remove a section due to ICF.
1145 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1146 there are no regular objects in input.
1147
153e7da4
DK		 11482010-04-13 Doug Kwan <dougkwan@google.com>
1149
1150 * arm.cc (Arm_input_section::set_final_data_size): Compute
1151 accurate final data size instead of using current data size.
1152
4dbd9faf
DK		 11532010-04-09 Doug Kwan <dougkwan@google.com>
1154
1155 * layout.cc (Layout::choose_output_section): Handle script section
1156 types.
1157 (Layout::make_output_section_for_script): Add section type parameter.
1158 Handle script section types.
1159 * layout.h (Layout::make_output_section_for_script): Add section
1160 type parameter.
1161 * output.cc (Output_section::Output_section): Initialize data member
1162 is_noload_.
1163 (Output_section::do_reset_address_and_file_offset): Do not set address
1164 to 0 if section is a NOLOAD section.
1165 * output.h (Output_section::is_noload): New method.
1166 (Output_section::set_is_noload): Ditto.
1167 (Output_section::is_noload_): New data member.
1168 * script-c.h (Script_section_type): New enum type.
1169 (struct Parser_output_section_header): Add new file section_type.
1170 * script-sections.cc (Sections_element::output_section_name): Add
1171 parameter for returning script section type.
1172 (Output_section_definition::output_section_name): Ditto.
1173 (Output_section_definition::section_type)P; New method.
1174 (Output_section_definiton::script_section_type_name): Ditto.
1175 (Output_section_definition::script_section_type_): New data member.
1176 (Output_section_definition::Output_section_definition): Initialize
1177 data member Output_section_definition::script_section_type_.
1178 (Output_section_definition::create_sections): Pass script section type
1179 to Layout::make_output_section_for_script.
1180 (Output_section_definition::output_section_name): Return script
1181 section type to caller.
1182 (Output_section_definition::set_section_address): Do not advance
1183 dot value and load address if section type is NOLOAD. Set address
1184 of NOLOAD sections regardless of section flags.
1185 (Output_section_definition::print): Print section type if it is
1186 not SCRIPT_SECTION_TYPE_NONE.
1187 (Output_section_definition::section_type): New method.
1188 (Output_section_definition::script_section_type_name): Ditto.
1189 (Script_sections::output_section_name): Add new parameter
1190 PSECTION_TYPE for returning script section type. Pass it to
1191 section elements. Handle discard sections.
1192 (Sort_output_sections::operator()): Handle NOLOAD sections.
1193 * script-sections.h (Script_sections::Section_type): New enum type.
1194 (Script_sections::output_section_name): Add a new parameter for
1195 returning script section type.
1196 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1197 INFO and NOLOAD.
1198 * yyscript.y (union): Add new field SECTION_TYPE.
1199 (COPY, DSECT, INFO, NOLOAD): New tokens.
1200 (opt_address_and_section_type): Change type to output_section_header.
1201 (section_type): New non-terminal
1202 (section_header): Handle section type.
2253bfba 1203 (opt_address_and_section_type): Return section type value.
4dbd9faf 1204
721ea635
L		 12052010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1206
1207 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1208 * testsuite/plugin_common_test_2.c (foo): Likewise.
1209
6bf924b0
DK		 12102010-04-08 Doug Kwan <dougkwan@google.com>
1211
1212 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1213 Output_merge_data.
1214 * output.cc (Output_section::add_merge_input_section): Simplify
1215 code and return status of Output_merge_base::add_input_section.
e1df38aa 1216 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 1217 returns true.
1218
24af6f92
DK		 12192010-04-07 Doug Kwan <dougkwan@google.com>
1220
1221 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1222 if section is marked as containing instructions but has no mapping
1223 symbols.
1224 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1225 correct section index.
1226 (Arm_relobj::find_linked_text_section): Ditto.
1227
00698fc5
CC		 12282010-04-07 Cary Coutant <ccoutant@google.com>
1229
1230 * archive.cc (include_member): Destroy Read_symbols_data object before
1231 releasing file.
1232 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1233 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1234 (Read_symbols_data::~Read_symbols_data) New destructor.
1235 (Section_relocs::Section_relocs) New constructor.
1236 (Section_relocs::~Section_relocs) New destructor.
1237 (Read_relocs_data::Read_relocs_data) New constructor.
1238 (Read_relocs_data::~Read_relocs_data) New destructor.
1239 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1240 pointers to NULL after deleting.
1241
7296d933
DK		 12422010-04-07 Doug Kwan <dougkwan@google.com>
1243
1244 * arm.cc: Replace "endianity" with "endianness" in comments.
1245 (Arm_exidx_cantunwind): Ditto.
1246 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1247 (Arm_relobj::merge_flags_and_attributes): New method.
1248 (Arm_relobj::merge_flags_and_attributes_): New data member.
1249 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1250 (Arm_relobj::scan_sections_for_stubs): Ditto.
1251 (Arm_relobj::do_read_symbols): Check to see if we really want to
1252 merge processor-specific flags and attributes. Exit early if
1253 an object is empty except for section names and the undefined symbol.
1254 (Target_arm::do_finalize_sections): Move check for ELF format to
1255 Arm_relobj::do_read_symbols. Merge processor specific flags and
1256 attributes from a regular object only when we have determined that
1257 it is aapropriate. Do not create an .ARM.attributes section in
1258 output if there is no regular input object.
1259 (Target_arm::merge_processor_specific_flags): Check
1260 --warn-mismatch before printing any error.
1261 (Target_arm::merge_object_attributes): Ditto.
1262 * gold.cc (queue_middle_tasks): Handle the case in which there is
1263 no regular object in input.
1264 * options.cc (General_options::parse_EB): New method.
1265 (General_options::parse_EL): Same.
1266 (General_options::General_options): Initialize endianness_.
1267 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1268 New options.
1269 (General_options::Endianness): New enum.
1270 (General_options::endianness): New method.
1271 (General_options::endianness_): New data member.
1272 * parameters.cc (Parameters::set_options): Check target endianness.
1273 (Parameters::set_target_once): Ditto.
1274 (Parameters::check_target_endianness): New method.
1275 (parameters_force_valid_target): If either -EL or -EB is specified,
1276 use it to define endianness of default target.
1277 * parameters.h (Parameters::check_target_endianness): New method
1278 declaration.
1279 * target.h (class Target): Change "endianity" to "endianness"
1280 in comments.
1281
efc8d4f2
RW		 12822010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1283
1284 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1285 * configure: Regenerate.
1286 * Makefile.in: Regenerate.
1287 * testsuite/Makefile.in: Regenerate.
1288
be234d88
CC		 12892010-04-06 Cary Coutant <ccoutant@google.com>
1290
1291 gcc PR lto/42757
1292 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1293 prevailing definitions of common symbols.
1294 * testsuite/plugin_test_6.sh: New test case.
1295 * testsuite/plugin_common_test_1.c: New test case.
1296 * testsuite/plugin_common_test_2.c: New test case.
1297 * testsuite/Makefile.am (plugin_test_6): New test case.
1298 * testsuite/Makefile.in: Regenerate.
1299
bd32c6bd
NC		 13002010-04-06 Nick Clifton <nickc@redhat.com>
1301
1302 * po/vi.po: New Vietnamese translation.
1303
323c532f
DK		 13042010-03-30 Doug Kwan <dougkwan@google.com>
1305
1306 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1307
4fcd97eb
DK		 13082010-03-25 Doug Kwan <dougkwan@google.com>
1309
1310 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1311 to avoid a conversion warning on a 32-bit host.
1312
4ebf39db
ILT		 13132010-03-24 Ian Lance Taylor <iant@google.com>
1314
1315 * testsuite/script_test_3.t: Add a TLS segment.
1316 * testsuite/Makefile.am (check_PROGRAMS): Add
1317 tls_phdrs_script_test.
1318 (tls_phdrs_script_test_SOURCES): Define.
1319 (tls_phdrs_script_test_DEPENDENCIES): Define.
1320 (tls_phdrs_script_test_LDFLAGS): Define.
1321 (tls_phdrs_script_test_LDADD): Define.
1322 * testsuite/Makefile.in: Rebuild.
1323
4a599bdd
CC		 13242010-03-23 Cary Coutant <ccoutant@google.com>
1325
1326 * fileread.cc (find_or_make_view): Fix comment.
1327
6c93b22c
ILT		 13282010-03-23 Ian Lance Taylor <iant@google.com>
1329
1330 * script-sections.cc (class Orphan_section_placement): Define
1331 PLACE_TLS and PLACE_TLS_BSS.
1332 (Orphan_section_placement::Orphan_section_placement): Initialize
1333 new places.
1334 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1335 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1336 (tls_script_test_SOURCES): Define.
1337 (tls_script_test_DEPENDENCIES): Define.
1338 (tls_script_test_LDFLAGS): Define.
1339 (tls_script_test_LDADD): Define.
1340 * testsuite/Makefile.in: Rebuild.
1341
a2c7281b
DK		 13422010-03-22 Doug Kwan <dougkwan@google.com>
1343
1344 * arm.cc (Arm_relocate_functions::abs8,
1345 Arm_relocate_functions::abs16): Use correct check for overflow
1346 specified in the ARM ELF specs.
1347 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1348 target of a BLX instruction specially.
1349 (Reloc_stub::stub_type_for_reloc): Ditto.
1350 (Relocate::relocate): Use symbolic names instead of numeric relocation
1351 codes to report error.
1352 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1353 workaround.
1354 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1355 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1356 thumb2_blx_out_of_range.stdout
1357 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1358 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1359 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1360 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1361 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1362 thumb2_blx_in_range, thumb2_blx_in_range.o,
1363 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1364 thumb2_blx_out_of_range.o): New rules.
1365 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1366 thumb2_blx_in_range and thumb2_blx_out_of_range.
1367 * testsuite/Makefile.in: Regenerate.
1368 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1369 * testsuite/thumb_blx_in_range.s: New file.
1370 * testsuite/thumb_blx_out_of_range.s: New file.
1371
b0193076
RÁE		 13722010-03-22 Rafael Espindola <espindola@google.com>
1373
1374 * archive.cc (Should_include): Move to archive.h.
1375 (should_include_member): Make it a member of Archive.
1376 (Lib_group): New.
1377 (Add_lib_group_symbols): New.
1378 * archive.h: Include options.h.
1379 (Archive_member): Moved from Archive.
1380 (Should_include): Moved from archive.cc.
1381 (Lib_group): New.
1382 (Add_lib_group_symbols): New.
1383 * dynobj.cc (do_should_include_member): New.
1384 * dynobj.h (do_should_include_member): New.
1385 * gold.cc (queue_initial_tasks): Update call to queue.
1386 * main.cc (main): Print lib group stats.
1387 * object.cc (do_should_include_member): New.
1388 * object.h: Include archive.h.
1389 (Object::should_include_member): New.
1390 (Object::do_should_include_member): New.
1391 (Sized_relobj::do_should_include_member): New.
1392 * options.cc (General_options::parse_start_lib): New.
1393 (General_options::parse_end_lib): New.
1394 (Input_arguments::add_file): Handle lib groups.
1395 (Input_arguments::start_group): Check we are not in a lib.
1396 (Input_arguments::start_lib): New.
1397 (Input_arguments::end_lib): New.
1398 * options.h (General_options): Add start_lib and end_lib.
1399 (Input_argument::lib_): New.
1400 (Input_argument::lib): New.
1401 (Input_argument::is_lib): New.
1402 (Input_file_lib): New.
1403 (Input_arguments::in_lib_): New.
1404 (Input_arguments::in_lib): New.
1405 (Input_arguments::start_lib): New.
1406 (Input_arguments::end_lib_): New.
1407 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1408 in unused members as preempted.
1409 (Sized_pluginobj::do_should_include_member): New.
1410 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1411 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1412 return the blocker.
1413 (Read_symbols::do_whole_lib_group): New.
1414 (Read_symbols::do_lib_group): New.
1415 (Read_symbols::do_read_symbols): Handle lib groups.
1416 (Read_symbols::get_name): Handle lib groups.
1417 * readsyms.h (Read_symbols): Add an archive member pointer.
1418 (Read_symbols::do_whole_lib_group): New.
1419 (Read_symbols::do_lib_group): New.
1420 (Read_symbols::member_): New.
1421 * script.cc (read_input_script): Update call to queue_soon.
1422
d099120c
DK		 14232010-03-19 Doug Kwan <dougkwan@google.com>
1424
1425 * arm.cc (Stub_table::Stub_table): Initialize new data members
1426 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1427 (Stub_table::add_reloc_stub): Assign stub offset and update
1428 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1429 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1430 New data members.
1431 (Stub_table::update_data_size_and_addralign): Use
1432 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1433 instead of going over all reloc stubs.
1434 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1435 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1436 Stringpool_template::offset_ to size of Stringpool_char.
1437 (Stringpool_template::new_key_offset): Remove code to initialize
1438 Stringpool_template::offset_.
1439 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1440 Stringpool_template::offset_ to zero.
1441
1aa37384
DK		 14422010-03-15 Doug Kwan <dougkwan@google.com>
1443
1444 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1445 offset_.
1446 (Stringpool_template::new_key_offset): New method.
1447 (Stringpool_template::add_string): Assign offsets when adding new
1448 strings.
1449 (Stringpool_template::set_string_offsets): Do not set string offsets
1450 when not optimizing.
1451 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1452 member size_.
1453 (Chunked_vector::clear): Clear size_.
1454 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1455 (Chunked_vector::size): Return size_.
1456 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 1457 (Chunked_vector::size_): New data member.
1aa37384
DK		 1458 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1459 (Stringpool_template::new_key_offset): New method declaration.
1460 (Stringpool_template::offset_): New data member.
1461
b672b057
RÁE		 14622010-03-15 Rafael Espindola <espindola@google.com>
1463
1464 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1465 Add_symbols' constructor.
1466 * readsyms.h (Add_symbols): Remove the input_group member.
1467
b6848d3c
ILT		 14682010-03-10 Ian Lance Taylor <iant@google.com>
1469
1470 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1471 target to ask whether a reference to a symbol requires a stack
1472 split.
1473 * target.h (Target::is_call_to_non_split): New function.
1474 (Target::do_is_call_to_non_split): Declare virtual function.
1475 * target.cc: Include "symtab.h".
1476 (Target::do_is_call_to_non_split): New function.
1477 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1478
a2a5469e
CC		 14792010-03-10 Cary Coutant <ccoutant@google.com>
1480
1481 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1482 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1483 (File_read::open[2]): Add whole_file_view_ to list of views.
1484 (File_read::make_view): Remove test of whole_file_view_.
1485 (File_read::find_or_make_view): Create whole_file_view_ if
1486 necessary.
1487 (File_read::clear_views): Replace bool parameter with enum;
1488 adjust all callers. Don't delete views with permanent data;
1489 do delete cached views and views from archives if
1490 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1491 if clearing the corresponding view.
1492 * fileread.h (File_read::Clear_views_mode): New enum.
1493 (File_read::View::is_permanent_view): New method.
1494 (File_read::clear_views): Replace bool parameter
1495 with enum; adjust all callers.
1496 * options.h (General_options): Change keep_files_mapped option;
1497 add map_whole_files.
1498 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1499 releasing the file.
1500 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1501 the file.
1502
8861f32b
DM		 15032010-03-10 David S. Miller <davem@davemloft.net>
1504
1505 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1506
d62d0f5f
ST		 15072010-03-09 Sriraman Tallam <tmsriram@google.com>
1508
1509 * icf.cc (get_section_contents): Add '@' marker after processing the
1510 merge reloc.
1511
9177756d
DK		 15122010-03-08 Doug Kwan <dougkwan@google.com>
1513
1514 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1515 due to a conversion warning.
1516 (Arm_relobj::update_output_local_symbol_count): Check for local
1517 symbol with unset output index.
1518
9e9e071b
ILT		 15192010-03-05 Ian Lance Taylor <iant@google.com>
1520
1521 * options.h (class General_options): Add --spare-dynamic-tags.
1522 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1523 --spare-dynamic-tags.
1524
a81ee015
ILT		 15252010-03-05 Ian Lance Taylor <iant@google.com>
1526
1527 * incremental.cc: Include "libiberty.h".
1528
44ec90b9
RO		 15292010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1530
1531 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1532 function, is_info_ member.
1533 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1534 (Versions::Versions): Update caller.
1535 (Versions::define_base_version): Likewise.
1536 (Versions::add_def): Likewise.
1537
0897ed3b
ST		 15382010-03-03 Sriraman Tallam <tmsriram@google.com>
1539
1540 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1541 (Scan::possible_function_pointer_reloc): New function.
1542 (Scan::local_reloc_may_be_function_pointer): Change to call
1543 possible_function_pointer_reloc.
1544 (Scan::global_reloc_may_be_function_pointer): Ditto.
1545 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1546 relocations in ".data.rel.ro._ZTV" section.
1547 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1548 * testsuite/icf_safe_so_test.cc: Ditto.
1549 * testsuite/icf_safe_test.cc: Ditto.
1550 * testsuite/icf_safe_test.sh: Ditto.
1551
d3bbad62
ILT		 15522010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1553 Ian Lance Taylor <iant@google.com>
1554
1555 * target-reloc.h (relocate_section): Check the symbol table index
1556 for -1U before setting the local symbol index.
1557 (scan_relocatable_relocs): If copying the relocation, record that
1558 the local symbol is required.
1559 * object.h (Symbol_value::is_output_symtab_index_set): New
1560 function.
1561 (Symbol_value::may_be_discarded_from_output_symtab): New
1562 function.
1563 (Symbol_value::has_output_symtab_entry): New function.
1564 (Symbol_value::needs_output_symtab_entry): Remove.
1565 (Symbol_value::output_symtab_index): Make sure the symbol index is
1566 set.
1567 (Symbol_value::set_output_symtab_index): Make sure the symbol
1568 index is not set. Make sure the new index is valid.
1569 (Symbol_value::set_must_have_output_symtab_entry): New function.
1570 (Symbol_value::has_output_dynsym_entry): New function.
1571 (Symbol_value::set_output_dynsym_index): Make sure the new index
1572 is valid.
1573 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1574 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1575 local symbol if permitted.
1576 (Sized_relobj::do_finalize_local_symbols): Call
1577 is_output_symtab_index_set rather than needs_output_symtab_entry.
1578 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1579 rather than needs_output_symtab_entry. Call
1580 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1581 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1582 is_output_symtab_index_set rather than needs_output_symtab_entry.
1583 * testsuite/discard_locals_relocatable_test.c: New file.
1584 * testsuite/discard_locals_test.sh: Test -r.
1585 * testsuite/Makefile.am (check_DATA): Add
1586 discard_locals_relocatable_test1.syms,
1587 discard_local_relocatable_test2.syms.
1588 (MOSTLYCLEANFILES): Likewise. Also add
1589 discard_locals_relocatable_test1.lout and
1590 discard_locals_relocatable_test2.out.
1591 (discard_locals_relocatable_test1.syms): New target.
1592 (discard_locals_relocatable_test.o): New target.
1593 (discard_locals_relocatable_test1.out): New target.
1594 (discard_locals_relocatable_test2.syms): New target.
1595 (discard_locals_relocatable_test2.out): New target.
1596 (various): Add missing ../ld-new dependencies.
1597 * testsuite/Makefile.in: Rebuild.
1598
7e8ccf26
NC		 15992010-03-03 Nick Clifton <nickc@redhat.com>
1600
1601 * po/fi.po: New Finnish translation.
1602
2a0ff005
DK		 16032010-03-01 Doug Kwan <dougkwan@google.com>
1604
1605 * layout.cc (Layout::Layout): Force section types of .init_array*,
1606 .preinit_array* and .fini_array* sections.
1607 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1608 Fix check of return value of std::string::find.().
1609 (Output_section::Input_section_sort_compare::operator()): Remove
1610 comment about .init_array.
1611 (Output_section::Input_section_sort_init_fini_compare::operator()):
1612 New method.
1613 (Output_section::sort_attached_input_sections): Handle .init_array
1614 and .fini_array specially.
1615 * output.h (Output_section::Inut_section_sort_compare): Update
1616 comment.
1617 (Output_section::Input_section_sort_init_fini_compare): New struct.
1618
c3e4ae29
DK		 16192010-02-26 Doug Kwan <dougkwan@google.com>
1620
1621 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1622 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1623 * testsuite/debug_msg.sh: Avoid matching source line number for
1624 use of global variable undef_int.
1625
2fd9ae7a
DK		 16262010-02-26 Doug Kwan <dougkwan@google.com>
1627
1628 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1629 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1630 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1631 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1632 * options.cc (General_options::General_options): Initialize member
1633 fix_v4bx_.
1634 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1635 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1636 and rm_no_fix_v4bx.stdout
1637 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1638 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1639 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1640 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1641 and arm_no_fix_v4bx.
1642 * Makefile.in: Regenerate.
1643 * testsuite/arm_fix_v4bx.s: New file.
1644 * testsuite/arm_fix_v4bx.sh: Ditto.
1645
67ec7d0b
DK		 16462010-02-24 Doug Kwan <dougkwan@google.com>
1647
1648 * arm.cc (Target_arm::got_section): Make the .got section the first
1649 non RELRO section in the data segment.
1650 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1651 suffixes of section names.
1652
10165461
DK		 16532010-02-24 Doug Kwan <dougkwan@google.com>
1654
1655 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1656 flags and attributes merging if an input file is a binary file.
1657 * fileread.cc (Input_file::open): Record format of original file.
1658 * fileread.h (Input_file::Format): New enum type.
1659 (Input_file::Input_file): Initialize data member format_.
1660 (Input_file::format): New method definition.
1661 (Input_file::format_):: New data member.
1662
4a54abbb
DK		 16632010-02-24 Doug Kwan <dougkwan@google.com>
1664
1665 * arm.cc (Arm_output_data_got): New class.
1666 (ARM_TCB_SIZE): New constant
1667 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1668 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1669 If user uses a script with a SECTIONS clause, issue only a warning
1670 for a misplaced EXIDX input section. Otherwise, issue an error.
1671 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1672 garbage collection.
1673 (Target_arm::got_mode_index_entry): Handle static linking.
1674 (Target_arm::Scan::local): Ditto.
1675 (Target_arm::Scan::global): Ditto.
1676 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1677 all incorrectly implemented relocations.
e1df38aa 1678 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 1679 Arm_output_section::fix_exidx_coverage.
1680 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1681 from ".ARM.exidx." and ".ARM.extab.".
1682
ca419a6f
ILT		 16832010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1684
1685 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1686 section if it does not already exist.
1687 * attributes.cc (Attributes_section_data::Attributes_section_data):
1688 Don't crash if size is zero.
1689
135b9c78
ILT		 16902010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1691 Ian Lance Taylor <iant@google.com>
1692
1693 * gold.cc (queue_middle_tasks): If no input files were opened,
1694 exit.
1695 * workqueue.h (Task_function::Task_function): Assert that there is
1696 a blocker.
1697
bb0bfe4f
DK		 16982010-02-22 Doug Kwan <dougkwan@google.com>
1699
1700 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1701 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1702 types to avoid warnings due to different uint64_t implementations
1703 on different hosts.
1704
2a2b6d42
DK		 17052010-02-21 Doug Kwan <dougkwan@google.com>
1706
1707 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1708 handling of the maximum backward branch offset.
1709 (Arm_relocate_functions::thumb_branch_common): Ditto.
1710 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1711 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 1712 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 1713 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1714 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1715 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1716 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1717 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1718 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1719 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1720 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1721 thumb2_bl_out_of_range.o): New rules.
1722 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1723 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1724 thumb2_bl_out_of_range
1725 * testsuite/Makefile.in: Regenerate.
1726 * testsuite/arm_bl_in_range.s: New file.
1727 * testsuite/arm_bl_out_of_range.s: Ditto.
1728 * testsuite/arm_branch_in_range.sh: Ditto.
1729 * testsuite/arm_branch_range.t: Ditto.
1730 * testsuite/thumb2_branch_range.t: Ditto.
1731 * testsuite/thumb_bl_in_range.s: Ditto.
1732 * testsuite/thumb_bl_out_of_range.s: Ditto.
1733 * testsuite/thumb_branch_range.t: Ditto.
1734
b487ad64
ST		 17352010-02-20 Sriraman Tallam <tmsriram@google.com>
1736
1737 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1738 Add reloc offset information.
1739 * icf.cc (get_section_contents): Change iterators to point to the new
1740 vectors. Add reloc offset information to the contents.
1741 * icf.h (Icf::Sections_reachable_info): New typedef.
1742 (Icf::Sections_reachable_list): New typedef.
1743 (Icf::Offset_info): New typedef.
1744 (Icf::Reloc_info): New struct typedef.
1745 (Icf::Reloc_info_list): New typedef.
1746 (Icf::symbol_reloc_list): Delete method.
1747 (Icf::addend_reloc_list): Delete method.
1748 (Icf::section_reloc_list): Delete method.
1749 (Icf::reloc_info_list): New method.
1750 (Icf::reloc_info_list_): New member.
1751
f96accdf
DK		 17522010-02-19 Doug Kwan <dougkwan@google.com>
1753
1754 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1755 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1756 * arm.cc (Arm_relocation_functions): New forward declaration.
1757 (Target_arm::Target_arm): Initialize new data members
1758 got_mod_index_offset_ and tls_base_symbol_defined_.
1759 (Target_arm::Relocate::relocate_tls): New method.
1760 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1761 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1762 New methods.
1763 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1764 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1765 (Target_arm::got_mod_index_offset_,
1766 Target_arm::tls_base_symbol_defined_): New data members.
1767 (Target_arm::Scan::local, Target::Scan::global,
1768 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1769 relocations.
1770
c8761b9a
DK		 17712010-02-18 Doug Kwan <dougkwan@google.com>
1772
1773 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1774 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1775 text section as a parameter becuase some broken tools may not set
1776 the link in section header.
1777 (Target_arm::has_got_section): New method.
1778 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1779 without any mapping symbol as data only. Remove warning.
1780 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1781 link in its section header, try to discover the link by inspecting the
1782 REL31 relocation at the beginning of the section.
1783 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1784 in error message.
1785 (Target_arm::Scan::global): Treat any reference to the symbol
1786 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1787
21bb3914
ST		 17882010-02-12 Sriraman Tallam <tmsriram@google.com>
1789
1790 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1791 (Scan::global_reloc_may_be_function_pointer): New function.
1792 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1793 (Scan::global_reloc_may_be_function_pointer): New function.
1794 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1795 (Scan::global_reloc_may_be_function_pointer): New function.
1796 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1797 (Scan::global_reloc_may_be_function_pointer): New function.
1798 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1799 (Scan::global_reloc_may_be_function_pointer): New function.
1800 (Scan::possible_function_pointer_reloc): New function.
1801 (Target_x86_64::can_check_for_function_pointers): New function.
1802 * gc.h (gc_process_relocs): Scan relocation types to determine if
1803 function pointers were taken for targets that support it.
1804 * icf.cc (Icf::find_identical_sections): Include functions for
1805 folding in safe ICF whose pointer is not taken.
1806 * icf.h (Secn_fptr_taken_set): New typedef.
1807 (fptr_section_id_): New member.
1808 (section_has_function_pointers): New function.
1809 (set_section_has_function_pointers): New function.
1810 (check_section_for_function_pointers): New function.
1811 * options.h: Fix comment for safe ICF option.
1812 * target.h (can_check_for_function_pointers): New function.
1813 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1814 Modify icf_safe_test for X86-64.
1815 * testsuite/Makefile.in: Regenerate.
1816 * testsuite/icf_safe_so_test.cc: New file.
1817 * testsuite/icf_safe_so_test.sh: New file.
1818 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1819 (main): Change to take pointer to function kept_func_3.
1820 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1821 folding is done correctly for X86-64.
1822
0da6fa6c
DM		 18232010-02-12 David S. Miller <davem@davemloft.net>
1824
1825 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1826 is_symbolless parameter.
1827 (Output_reloc<SHT_REL>::is_symbolless): New.
1828 (Output_reloc<SHT_REL>::is_symbolless_): New.
1829 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1830 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1831 (Output_reloc<SHT_RELA>::is_symbolless): New.
1832 (Output_data_reloc::add_global): Handle is_symbolless.
1833 (Output_data_reloc::add_global_relative): Likewise.
1834 (Output_data_reloc::add_local): Likewise.
1835 (Output_data_reloc::add_local_relative): Likewise.
1836 (Output_data_reloc::add_symbolless_global_addend): New.
1837 (Output_data_reloc::add_symbolless_local_addend): New.
1838 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1839 is_symbolless.
1840 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1841 instead of ->is_relative_
1842 (Output_reloc::write): Likewise.
1843 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1844 (Output_reloc::write_rel): Simplify.
1845
1846 * sparc.cc (Target_sparc::Scan::local): Use
1847 ->add_symbolless_local_addend as needed.
1848 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1849 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1850 based upon relocation offset.
1851
e4782e83
DK		 18522010-02-11 Doug Kwan <dougkwan@google.com>
1853
1854 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1855 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1856 beginning of function.
1857 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1858 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1859 parameter is_32bit in calls to should_apply_static_reloc.
1860 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1861 (check_DATA): Add arm_abs_global.stdout.
1862 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1863 arm_abs_global.stdout): New rules.
1864 (MOSTLLYCLEANFILES): Add arm_abs_global
1865 * Makefile.in: Regenerate.
1866 * testsuite/arm_abs_global.s: New file.
1867 * testsuite/arm_abs_global.sh: Ditto.
1868 * testsuite/arm_abs_lib.s: Ditto.
1869
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ILT		 18702010-02-11 Ian Lance Taylor <iant@google.com>
1871
1872 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1873 Read_relocs task.
1874 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1875 Allocate_commons_task first.
1876 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1877 task, rather than symtab_lock_.
1878 (Gc_process_relocs::~Gc_process_relocs): New function.
1879 (Gc_process_relocs::is_runnable): Check this_blocker_.
1880 (Gc_process_relocs::locks): Use next_blocker_ rather than
1881 blocker_.
1882 (Scan_relocs::~Scan_relocs): New function.
1883 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1884 symtab_lock_.
1885 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1886 next_blocker_.
1887 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1888 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1889 constructor accordingly.
1890 (class Gc_process_relocs): Likewise.
1891 (class Scan_relocs): Likewise.
1892 * common.h (class Allocate_commons_task): Remove symtab_lock_
1893 field, and corresponding constructor parameter.
1894 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1895 symtab_lock_.
1896 (Allocate_commons_task::locks): Likewise.
1897
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ILT		 18982010-02-11 Ian Lance Taylor <iant@google.com>
1899
1900 * gold-threads.h (class Once): Define.
1901 (class Initialize_lock): Rewrite as child of Once.
1902 * gold-threads.cc (class Once_initialize): Define.
1903 (once_pointer_control): New static variable.
1904 (once_pointer, once_arg): New static variables.
1905 (c_run_once): New static function.
1906 (Once::Once, Once::run_once, Once::internal_run): New functions.
1907 (class Initialize_lock_once): Remove.
1908 (initialize_lock_control): Remove.
1909 (initialize_lock_pointer): Remove.
1910 (initialize_lock_once): Remove.
1911 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1912 (Initialize_lock::initialize): Rewrite.
1913 (Initialize_lock::do_run_once): New function.
1914 * archive.cc (Archive::interpret_header): Only clear name if it is
1915 not already empty.
1916 * fileread.cc: Include "gold-threads.h"
1917 (file_counts_lock): New static variable.
1918 (file_counts_initialize_lock): Likewise.
1919 (File_read::release): Only increment counts when using --stats.
1920 Use a lock around the increment.
1921 * parameters.cc (class Set_parameters_target_once): Define.
1922 (set_parameters_target_once): New static variable.
1923 (Parameters::Parameters): Move here from parameters.h.
1924 (Parameters::set_target): Rewrite.
1925 (Parameters::set_target_once): New function.
1926 (Parameters::clear_target): Move here and rewrite.
1927 * parameters.h (class Parameters): Update declarations. Add
1928 set_parameters_target_once_ field.
1929 (Parameters::Parameters): Move to parameters.cc.
1930 (Parameters::clear_target): Likewise.
1931 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1932 task.
1933 (Start_group::~Start_group): New function.
1934 (Start_group::is_runnable): New function.
1935 (Start_group::locks, Start_group::run): New functions.
1936 (Finish_group::run): Change saw_undefined to size_t.
1937 * readsyms.h (class Start_group): Define.
1938 (class Finish_group): Change saw_undefined_ field to size_t.
1939 (Finish_group::Finish_group): Remove saw_undefined and
1940 this_blocker parameters. Change all callers.
1941 (Finish_group::set_saw_undefined): New function.
1942 (Finish_group::set_blocker): New function.
1943 * symtab.h (class Symbol_table): Change saw_undefined to return
1944 size_t. Change saw_undefined_ field to size_t.
1945 * target-select.cc (Set_target_once::do_run_once): New function.
1946 (Target_selector::Target_selector): Initialize set_target_once_
1947 field. Don't initialize lock_ and initialize_lock_ fields.
1948 (Target_selector::instantiate_target): Rewrite.
1949 (Target_selector::set_target): New function.
1950 * target-select.h (class Set_target_once): Define.
1951 (class Target_selector): Update declarations. Make
1952 Set_target_once a friend. Remove lock_ and initialize_lock_
1953 fields. Add set_target_once_ field.
1954
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ILT		 19552010-02-10 Ian Lance Taylor <iant@google.com>
1956
1957 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1958 queueing any tasks.
1959 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1960 (queue_middle_tasks): Add all blockers before queueing any tasks.
1961 (queue_final_tasks): Likewise.
1962 * token.h (Task_token::add_blockers): New function.
1963 * object.h (Input_objects::number_of_relobjs): New function.
1964
c7177d31
ILT		 19652010-02-10 Ian Lance Taylor <iant@google.com>
1966
5de0e392
ILT		 1967 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1968 shared, not if not position independent.
1969 * x86_64.cc (Relocate::relocate_tls): Likewise.
1970 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1971 (tls_pie_pic_test): New target.
1972 * testsuite/Makefile.in: Rebuild.
1973
c7177d31
ILT		 1974 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1975 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1976 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1977 * testsuite/Makefile.in: Rebuild.
1978
684b268a
DM		 19792010-02-09 David S. Miller <davem@davemloft.net>
1980
1981 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1982 R_SPARC_RELATIVE using ->add_local_relative().
1983 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1984
612a8d3d
DM		 1985 * output.h (Output_data_dynamic::add_section_size): New method
1986 that takes two Output_data objects.
1987 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1988 entry param. Handle it in initializers.
1989 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1990 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1991 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1992 arg.
1993 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1994 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1995 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1996 for dynrel_includes_plt.
1997 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1998 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1999 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2000 before .rela.plt
2001 (Target_sparc::do_finalize_sections): Update to pass true for
2002 dynrel_includes_plt.
2003 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2004 output before .rela.plt
2005 (Target_powerpc::do_finalize_sections): Update to pass true for
2006 dynrel_includes_plt when 32-bit.
2007
cb1be87e
DK		 20082010-02-08 Doug Kwan <dougkwan@google.com>
2009
2010 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2011 method.
2012 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2013 Arm_relobj::scan_section_for_cortex_a8_stubs,
2014 Arm_relobj::do_relocation_section): Instead of calling
2015 Output_section::output_address, use faster
2016 Arm_relobj::simple_input_section_output_address.
2017
705b5121
DM		 20182010-02-08 David S. Miller <davem@davemloft.net>
2019
2020 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2021 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2022 relocation helper function.
2023
024c4466
DM		 2024 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2025 just like R_SPARC_GOT{10,13,22}.
2026 (Target_sparc::Scan::local): Likewise.
2027 (Target_sparc::Relocate:relocate): Likewise.
2028
9109c078
ILT		 20292010-02-06 Ian Lance Taylor <iant@google.com>
2030
2031 * configure.ac: Rewrite targetobjs duplicate removal code to use
2032 only shell constructs.
2033 * configure: Rebuild.
2034
cf846138
DK		 20352010-02-05 Doug Kwan <dougkwan@google.com>
2036
2037 PR 11247
2038 * arm.cc (Arm_relobj::section_is_scannable): New method.
2039 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2040 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2041
6cfaf60b
DK		 20422010-02-04 Doug Kwan <dougkwan@google.com>
2043
2044 PR 11247
2045 * arm-reloc-property.cc (cstdio): Include.
2046 * configure.ac (targetobjs): Remove duplicates.
2047 * configure: Regenerate.
2048 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2049 big and little endian version for a given address size.
2050
5c57f1be
DK		 20512010-02-03 Doug Kwan <dougkwan@google.com>
2052
2053 * arm-reloc-property.cc
2054 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2055 definition.
2056 * arm-reloc-property.h
2057 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2058 New method definition.
2059 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2060 declaration.
2061 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2062 overflow to N.
2063 (GOT_PREL): Change implemented to Y.
2064 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2065 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2066 (Arm_relocate_functions::movw_abs_nc): Remove method.
2067 (Arm_relocate_functions::movt_abs): Ditto.
2068 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2069 (Arm_relocate_functions::thm_movt_abs): Ditto.
2070 (Arm_relocate_functions::movw_rel_nc): Ditto.
2071 (Arm_relocate_functions::movw_rel): Ditto.
2072 (Arm_relocate_functions::movt_rel): Ditto.
2073 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2074 (Arm_relocate_functions:thm_movw_rel): Ditto.
2075 (Arm_relocate_functions:thm_movt_rel): Ditto.
2076 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2077 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2078 New method definitions.
2079 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2080 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2081 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2082 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2083 (Target_arm::Relocate::relocate): Check for non-static or
2084 unimplemented relocation code and exit early. Change calls to
2085 Target_arm::reloc_uses_thumb_bit and
2086 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2087 instead. Refactor code to handle similar relocations to increase
2088 code sharing. Remove check for unsupported relocation code in switch
2089 statement.
2090 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2091 relocation property table to find out size. Change error message to
2092 print out the name of a relocation code instead of the numeric value.
2093 (Target_arm::scan_reloc_for_stub): Use relocation property table
2094 instead of calling Target_arm::reloc_uses_thumb_bit().
2095
218c5831
DK		 20962010-02-02 Doug Kwan <dougkwan@google.com>
2097
2098 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2099 types of relaxed input section.
2100
0d31c79d
DK		 21012010-02-02 Doug Kwan <dougkwan@google.com>
2102
2103 * Makefile.am (HFILES): Add arm-reloc-property.h.
2104 (DEFFILES): New.
2105 (TARGETSOURCES): Add arm-reloc-property.cc
2106 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2107 (libgold_a_SOURCES): $(DEFFILES)
2108 * Makefile.in: Regenerate.
2109 * arm-reloc-property.cc: New file.
2110 * arm-reloc-property.h: New file.
2111 * arm-reloc.def: New file.
2112 * arm.cc: Update comments.
2113 (arm-reloc-property.h): New included header.
2114 (arm_reloc_property_table): New global variable.
2115 (Target_arm::do_select_as_default_target): New method definition.
2116 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2117 arm-reloc-property to targ_extra_obj.
2118 * parameters.cc (set_parameters_target): Call
2119 Target::select_as_default_target().
2120 * target.h (Target::select_as_default_target): New method definition.
2121 (Target::do_select_as_default_target): Same.
2122
546c7457
DK		 21232010-02-01 Doug Kwan <dougkwan@google.com>
2124
2125 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2126 first_output_text_section_.
2127 (Arm_exidx_fixup::first_output_text_section): New method definition.
2128 (Arm_exidx_fixup::first_output_text_section_): New data member.
2129 (Arm_exidx_fixup::process_exidx_section): Record the first text
2130 output section seen.
2131 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2132 and entsize in output section header.
2133
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DK		 21342010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2135
2136 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2137 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2138 (Arm_relocate_functions::thm_alu11): New Method.
2139 (Arm_relocate_functions::thm_pc8): New Method.
2140 (Arm_relocate_functions::thm_pc12): New Method.
2141 (Target_arm::Scan::local): Handle the relocations.
2142 (Target_arm::Scan::global): Likewise.
2143 (Target_arm::Relocate::relocate): Likewise.
2144 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2145
c9a2c125
DK		 21462010-01-29 Doug Kwan <dougkwan@google.com>
2147
2148 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2149 of relocation types as ld.
2150
1521477a
DK		 21512010-01-29 Doug Kwan <dougkwan@google.com>
2152
2153 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2154 to public.
2155 (Arm_relocate_functions::thumb_branch_common): Ditto.
2156 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2157 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2158 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2159 Arm_relocate_functions::jump24): Remove.
2160 (Target_arm::Relocate::relocate): Adjust code to call
2161 Arm_relocation_functions::arm_branch_common and
2162 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 2163 wrappers. Merge switch-cases together to reduce source code size.
1521477a 2164
e7eca48c
DK		 21652010-01-29 Doug Kwan <dougkwan@google.com>
2166
2167 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2168 output_local_symbol_count_needs_update_.
2169 (Arm_relobj::output_local_symbol_count_needs_update,
2170 Arm_relobj::set_output_local_symbol_count_needs_update,
2171 Arm_relobj::update_output_local_symbol_count): New methods.
2172 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2173 member.
2174 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2175 of pointed function as in a R_ARM_PREL31 relocation.
2176 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2177 for output local symbol count updating.
2178 (Target_arm::do_relax): Update output local symbol counts in objects
2179 if necessary.
2180 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2181
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ILT		 21822010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2183
2184 * arm.cc: Added support for the ARM relocations:
2185 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2186 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2187 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2188 movw_prel_nc).
2189 (Arm_relocate_functions::movw_rel): New method.
2190 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2191 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2192 thm_movw_prel_nc).
2193 (Arm_relocate_functions::thm_movw_rel): New method.
2194 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2195 thm_movt_prel).
2196 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2197 relocations.
2198 (Target_arm::Scan::global): Likewise.
2199 (Target_arm::Relocate::relocate): Likewise.
2200 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2201 Likewise.
2202
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ILT		 22032010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2204
2205 * arm.cc: Added support for ARM group relocations.
2206 (Target_arm::reloc_needs_sym_origin): New method.
2207 (Arm_relocate_functions::calc_grp_kn): New method.
2208 (Arm_relocate_functions::calc_grp_residual): New method.
2209 (Arm_relocate_functions::calc_grp_gn): New method.
2210 (Arm_relocate_functions::arm_grp_alu): New Method.
2211 (Arm_relocate_functions::arm_grp_ldr): New Method.
2212 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2213 (Arm_relocate_functions::arm_grp_ldc): New Method.
2214 (Target_arm::Scan::local): Handle the ARM group relocations.
2215 (Target_arm::Scan::global): Likewise.
2216 (Target_arm::Relocate::relocate): Likewise.
2217 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2218 Likewise.
2219
2b328d4e
DK		 22202010-01-26 Doug Kwan <dougkwan@google.com>
2221
2222 * arm.cc (set): Include.
2223 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2224 pointer type.
2225 (Arm_output_section::Text_section_list): New type.
2226 (Arm_output_section::append_text_sections_to_list): New method.
2227 (Arm_output_section::fix_exidx_coverage): Ditto.
2228 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2229 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2230 Relobj::set_section_offset() instead of
2231 Sized_relobj::invalidate_section_offset().
2232 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2233 parameter for section headers. Ignore relocation sections for
2234 unallocated sections and EXIDX sections.
2235 (Target_arm::fix_exidx_coverage): New method.
2236 (Target_arm::output_section_address_less_than): New type.
2237 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2238 linked text section instead of the EXIDX section.
2239 (Arm_output_section::create_stub_group): Add an assertion to check
2240 that this is not an EXIDX output section.
2241 (Arm_output_section::append_text_sections_to_list): New method.
2242 (Arm_output_section::fix_exidx_coverage): Ditto.
2243 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2244 Arm_relobj::section_needs_reloc_stub_scanning.
2245 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2246 first pass.
2247 (Target_arm::fix_exidx_coverage): New method.
2248 * object.h (Relobj::set_output_section): New method.
2249 (Sized_relobj::invalidate_section_offset): Remove method.
2250 (Sized_relobj::do_invalidate_section_offset): Remove method.
2251 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2252
c7f3c371
DK		 22532010-01-25 Doug Kwan <dougkwan@google.com>
2254
2255 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2256 Fix warning due to signed and unsigned comparison on a 32-bit host.
2257
8923b24c
DK		 22582010-01-22 Doug Kwan <dougkwan@google.com>
2259
2260 * arm.cc (Target_arm::do_relax): Record an output section for section
2261 offset adjustment it contains any stub table that has changed.
2262 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2263 offsets in an output section if necessary.
2264 * output.cc (Output_section::Output_section): Initialize
2265 section_offsets_need_adjustments_.
2266 (Output_section::add_input_section_for_script): Renamed to
2267 Output_section::add_simple_input_section.
2268 (Output_section::save_states): Add a comment.
2269 (Output_section::discard_states): New method defintion.
2270 (Output_section::adjust_section_offsets): Same.
2271 * output.h (Output_section::add_input_section_for_script): Renamed to
2272 Output_section::add_simple_input_section.
2273 (Output_section::discard_states): New method declaration.
2274 (Output_section::adjust_section_offsets): Same.
2275 (Output_section::section_offsets_need_adjustment,
2276 Output_section::set_section_offsets_need_adjustment): New method
2277 definitions.
2278 (Output_section::section_offsets_need_adjustment_): New data member.
2279 * script-sections.cc
2280 (Output_section_element_input::set_section_address): Adjust code for
2281 renaming of Output_section::add_input_section_for_script.
2282 (Orphan_output_section::set_section_address): Same.
2283
9b2fd367
DK		 22842010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2285
2286 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2287 Fix_v4bx enum values .
2288 * gold/options.h (General_options): New option definitions.
2289 (General_options::fix_v4bx): New method.
2290 (General_options::Fix_v4bx): New enum.
2291 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2292 (General_options::parse_fix_v4bx_interworking): New method.
2293
80d0d023
DK		 22942010-01-22 Doug Kwan <dougkwan@google.com>
2295
2296 * arm.cc (Arm_exidx_fixup): New class.
2297
af2cdeae
DK		 22982010-01-21 Doug Kwan <dougkwan@google.com>
2299
2300 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2301 classes.
2302 (Arm_exidx_section_offset_map): New type.
2303
993d07c1
DK		 23042010-01-21 Doug Kwan <dougkwan@google.com>
2305
2306 * arm.cc (Arm_exidx_input_section): New class.
2307 (Arm_relobj::exidx_input_section_by_link,
2308 Arm_relobj::exidx_input_section_by_shndx,
2309 Arm_relobj::make_exidx_input_section): New methods.
2310 (read_arm_attributes_section): Remove.
2311 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2312 information about them.
2313 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2314 to here.
2315
5ac169d4
DK		 23162010-01-20 Doug Kwan <dougkwan@google.com>
2317
2318 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2319 Input_section_specifier to Section_id.
2320 (Target_arm::new_arm_input_section: Adjust code for change of key
2321 type.
2322 (Target_arm::find_arm_input_section): Ditto.
2323 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2324 (Section_id): Remove.
2325 (Garbage_collection::Section_id_hash): Remove.
2326 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2327 (Section_id): Remove.
2328 (Icf::Section_id_hash): Remove.
2329 * object.h (Section_id, Const_section_id, Section_id_hash,
2330 Const_section_id_hash): New type definitions.
2331 * output.cc (Output_section::add_relaxed_input_section): Change to
2332 use Const_section_id instead of Input_section_specifier as key type.
2333 (Output_section::add_merge_input_section): Ditto.
2334 (Output_section::build_relaxation_map): Change to use Section_id
2335 instead of Input_section_specifier as key type.
2336 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2337 Ditto.
2338 (Output_section::convert_input_sections_to_relaxed_sections): Change
2339 to use Const_section_id instead of Input_section_specifier as key type.
2340 (Output_section::find_merge_section): Ditto.
2341 (Output_section::find_relaxed_input_section): Ditto.
2342 * output.h (Input_section_specifier): Remove class.
2343 (Output_section::Output_section_data_by_input_section_map): Change
2344 key type to Const_section_id.
2345 (Output_section::Output_relaxed_input_section_by_input_section_map):
2346 Ditto.
2347 (Output_section::Relaxation_map): Change key type to Section_id.
2348
a2162063
ILT		 23492010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2350
2351 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2352 (class Arm_v4bx_stub): New class.
2353 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2354 (Stub_factory::make_arm_v4bx_stub): New method.
2355 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2356 (Stub_table::empty): Handle v4bx stubs.
2357 (Stub_table::add_arm_v4bx_stub): New method.
2358 (Stub_table::find_arm_v4bx_stub): New method.
2359 (Arm_relocate_functions::v4bx): New method.
2360 (Target_arm::fix_v4bx): New method.
2361 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2362 (Stub_table::relocate_stubs): Likewise.
2363 (Stub_table::do_write): Likewise.
2364 (Stub_table::update_data_size_and_addralign): Likewise.
2365 (Stub_table::finalize_stubs): Likewise.
2366 (Target_arm::Scan::local): Likewise.
2367 (Target_arm::Scan::global): Likewise.
2368 (Target_arm::do_finalize_sections): Likewise.
2369 (Target_arm::Relocate::relocate): Likewise.
2370 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2371 Likewise.
2372 (Target_arm::scan_reloc_for_stub): Likewise.
2373 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2374
5696ab0b
ILT		 23752010-01-19 Ian Lance Taylor <iant@google.com>
2376
2377 * output.cc (Output_section_headers::do_sized_write): Write large
2378 segment count to sh_info field.
2379 (Output_file_header::do_sized_write): For large segment count,
2380 write PN_XNUM to e_phnum field.
2381
800d0f56
ILT		 23822010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2383
2384 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2385 (Arm_relocate_functions::thm_jump8): New function.
2386 (Arm_relocate_functions::thm_jump11): New function.
2387 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2388 R_ARM_THM_JUMP11.
2389 (Target_arm::Scan::global): Likewise.
2390 (Target_arm::Relocate::relocate): Likewise.
2391 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2392 Likewise.
2393
41263c05
DK		 23942010-01-14 Doug Kwan <dougkwan@google.com>
2395
2396 * arm.cc (map, utility): Include headers.
2397 (Target_arm::apply_cortex_a8_workaround): New method.
2398 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2399 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2400 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2401 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2402 the --[no-]fix-cortex-a8 command line options.
2403 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2404 (Target_arm::relocate_stub): Use addend in instruction template.
2405 * options.h (DEFINE_bool): Set the user-set flag.
2406 (General_options): Add --[no-]-fix-cortex options.
2407 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 2408 : Update fast look-up map after conversion.
41263c05 2409
459e9b03
ST		 24102010-01-14 Sriraman Tallam <tmsriram@google.com>
2411
2412 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2413 in the first pass of do_layout.
2414
b521dfe4
DK		 24152010-01-13 Doug Kwan <dougkwan@google.com>
2416
2417 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2418 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2419 apparent compiler problem of not folding static constant integral
2420 data members of elfcpp::Elf_sizes<32>.
2421
44272192
DK		 24222010-01-13 Doug Kwan <dougkwan@google.com>
2423
2424 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2425 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2426 Arm_relobj::scan_section_for_cortex_a8_erratum,
2427 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2428 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2429 sections to scan for relocation stubs into a new method
2430 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2431 relocation and Cortex-A8 stub scanning.
2432 (Target_arm::do_relax): Force stubs to be after stubbed sections
2433 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 2434 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 2435 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2436
44b71ece
ILT		 24372010-01-12 Ian Lance Taylor <iant@google.com>
2438
2439 * target-reloc.h (visibility_error): New inline function.
2440 (relocate_section): Call visibility_error.
2441 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2442 (MOSTLYCLEANFILES): Likewise.
2443 (protected_4_pic.o, protected_3.err): New targets.
2444 * testsuite/protected_4.cc: New file.
2445
a120bc7f
DK		 24462010-01-12 Doug Kwan <dougkwan@google.com>
2447
2448 * arm.cc (Cortex_a8_reloc): New class.
2449 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2450 and cortex_a8_relocs_info_.
2451 (Target_arm::fix_cortex_a8): New method definition.
2452 (Target_arm::Cortex_a8_relocs_info): New type.
2453 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2454 New data member declarations.
2455 (Target_arm::scan_reloc_for_stub): Record information about
2456 relocations for THUMB branches that might be exempted from the
2457 Cortex-A8 workaround.
2458 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2459 at the beginning of a relaxation pass.
2460
20138696
DK		 24612010-01-12 Doug Kwan <dougkwan@google.com>
2462
2463 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2464 (Arm_relobj::Mapping_symbol_position,
2465 Arm_reloj::Mapping_symbol_position_less,
2466 Arm_relobj::Mapping_symbols_info): New types.
2467 (Target_arm::is_mapping_symbol_name): New method definition.
2468 (Arm_relobj::do_count_local_symbols): Save information about mapping
2469 symbols.
2470
089d69dc
DK		 24712010-01-11 Doug Kwan <dougkwan@google.com>
2472
2473 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2474 Arm_relocate_functions::thumb32_branch_upper,
2475 Arm_relocate_functions::thumb32_branch_lower,
2476 Arm_relocate_functions::thumb32_cond_branch_offset,
2477 Arm_relocate_functions::thumb32_cond_branch_upper,
2478 Arm_relocate_functions::thumb32_cond_branch_lower,
2479 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2480 branch offset encoding.
2481 (Arm_relocate_functions::thumb_branch_common): Use new branch
2482 offset encoding methods to avoid code duplication.
2483 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2484 (Stub_addend_reader::operator()): Use new branch encoding method
2485 to avoid code duplication.
2486
99e5bff2
DK		 24872010-01-11 Doug Kwan <dougkwan@google.com>
2488
2489 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2490 (Target_arm::do_finalize_sections): Define special EXIDX section
2491 symbols only if referenced.
2492 * gc.h (Garbage_collection::add_reference): New method.
2493 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2494 code duplication.
2495
98e090bd
ILT		 24962010-01-11 Ian Lance Taylor <iant@google.com>
2497
d0a91bd8
ILT		 2498 * script.cc (Version_script_info::build_expression_list_lookup):
2499 Change complaing about duplicate wildcard match from error to
2500 warning.
2501
98e090bd
ILT		 2502 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2503 of 2009-12-30.
2504 (Version_script_info::Version_script_info): Initialize globs_,
2505 default_version_, default_is_global_, and exact_. Don't
2506 initialize globals_ or locals_.
2507 (Version_script_info::build_lookup_tables): Build local symbols
2508 first.
2509 (Version_script_info::unquote): New function.
2510 (Version_script_info::add_exact_match): New function.
2511 (Version_script_info::build_expression_list_lookup): Remove lookup
2512 parameter. Add is_global parameter. Change all callers. Handle
2513 wildcard pattern specially. Unquote pattern. Call
2514 add_exact_match.
2515 (Version_script_info::get_name_to_match): New function.
2516 (Version_script_info::get_symbol_version): New function.
2517 (Version_script_info::get_symbol_version_helper): Remove.
2518 (Version_script_info::check_unmatched_names): Call unquote.
2519 * script.h (class Version_script_info): Change get_symbol_version
2520 to be non-inline and add is_global parameter; change all callers.
2521 Rewrite symbol_is_local. Update declarations. Define struct
2522 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2523 Remove globals_ and locals_ members. Add exact_, globs_,
2524 default_version_, is_global_.
2525 (Version_script_info::Glob): Remove pattern, add expression and
2526 is_global. Update constructor. Change all callers.
2527 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2528 default version.
2529 (Versions::symbol_section_contents): If a symbol is undefined, or
2530 defined in a dynamic object, set the version index to
2531 VER_NDX_LOCAL.
2532 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2533 symbol_is_local.
2534 (Symbol_table::add_from_pluginobj): Likewise.
2535 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2536
d56962d3
DK		 25372010-01-11 Doug Kwan <dougkwan@google.com>
2538
2539 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2540 (incremental_dump_LDADD): Add linking option for libintl.
2541 * Makefile.in: Regenerate.
2542
94e6ee91
L		 25432010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2544
2545 PR gold/11144
2546 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2547 instead of -Ds.
2548 * testsuite/Makefile.in: Regenerated.
2549
e96c574b
DK		 25502010-01-10 Doug Kwan <dougkwan@google.com>
2551
2552 * options.h (DEFINE_var): Use parentheses around argument varname__
2553 in macro body to avoid any unintended subsequent substitutions.
2554
7198066b
ILT		 25552010-01-10 Ian Lance Taylor <iant@google.com>
2556
ba4d53bf
ILT		 2557 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2558 candidates before doing symbol resolution.
2559
7198066b
ILT		 2560 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2561 ODR candidates if only one is weak.
2562
a2beed37
ILT		 25632010-01-08 Ian Lance Taylor <iant@google.com>
2564
2565 * script.cc (Version_script_info::build_expression_list_lookup):
2566 Don't warn about ambiguous version, just record the ambiguity.
2567 (Version_script_info::get_symbol_version_helper): Give error if
2568 version is ambiguous.
2569
2fb7225c
DK		 25702010-01-08 Doug Kwan <dougkwan@google.com>
2571
2572 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2573 prev_data_size_ and prev_addralign_. Remove initializer for
2574 deleted data member has_been_changed_.
2575 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2576 to determine if the table is empty.
2577 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2578 Remove.
2579 (Stub_table::add_reloc_stub): Define method in class definition
2580 instead of just declaring it there.
2581 (Stub_table::add_cortex_a8_stub): New method definition.
2582 (Stub_table::update_data_size_and_addralign): Ditto.
2583 (Stub_table::finalize_stubs): Ditto.
2584 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2585 (Stub_table::do_addralign_): Return address alignment in the
2586 (Stub_table::do_reset_address_and_file_offset): Define method in
2587 class definition instead of declaring it there. Set current data
2588 size to be the data size of the previous pass.
2589 (Stub_table::set_final_data_size): Use current data size as the
2590 final data size.
2591 (Stub_table::relocate_stub): Change parameter type of stub from
2592 Reloc_stub pointer to Stub pointer.
2593 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2594 (Stub_table::Cortex_a8_stub_list): New typedef.
2595 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2596 Stub_table::prev_addralign_): New data member.
2597 (Arm_relobj::Arm_relobj): Initialize data member
2598 section_has_cortex_a8_workaround_.
2599 (Arm_relobj::section_has_cortex_a8_workaround,
2600 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2601 definitions.
2602 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2603 declarations.
2604 (Target_arm::relocate_stub): Change parameter type of stub from
2605 Reloc_stub pointer to Stub pointer.
2606 (Insn_template::size, Insn_template::alignment): Handle
2607 THUMB16_SPECIAL_TYPE.
2608 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2609 Stub_table::update_data_size_and_addralign,
2610 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2611 definitions.
2612 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2613 (Stub_table::do_write): Ditto.
2614 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2615
880cd20d
ILT		 26162010-01-08 Ian Lance Taylor <iant@google.com>
2617
2618 PR 11108
2619 * symtab.h (class Symbol): Remove fields is_target_special_ and
2620 has_plt_offset_. Add field is_defined_in_discarded_section_.
2621 (Symbol::is_defined_in_discarded_section): New function.
2622 (Symbol::set_is_defined_in_discarded_section): New function.
2623 (Symbol::has_plt_offset): Rewrite.
2624 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2625 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2626 Don't initialize is_target_special_ or has_plt_offset_.
2627 Initialize is_defined_in_discarded_section_.
2628 (Symbol_table::add_from_relobj): If appropriate, set
2629 is_defined_in_discarded_section.
2630 * resolve.cc (Symbol::override_base_with_special): Don't test
2631 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2632 * target-reloc.h (relocate_section): Do special handling for
2633 symbols defined in discarded sections for global symbols as well
2634 as local symbols.
2635
2703e3eb
ILT		 26362010-01-08 Ian Lance Taylor <iant@google.com>
2637
2638 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2639 the SHT_SYMTAB case.
2640
339d40a3
ILT		 26412010-01-08 Ian Lance Taylor <iant@google.com>
2642
2643 * object.cc (Sized_relobj::do_layout): Don't get confused if
2644 layout_eh_frame returns NULL.
2645
abecea76
ILT		 26462010-01-08 Ian Lance Taylor <iant@google.com>
2647
2648 PR 11084
2649 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2650 dynamic symbol table, use the normal symbol table.
2651 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2652 symbol table.
2653
6b7dd3f3
ILT		 26542010-01-08 Ian Lance Taylor <iant@google.com>
2655
2656 PR 11072
2657 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2658 sections.
2659
36c50e63
L		 26602010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2661
2662 * version.cc (print_version): Change to "Copyright 2010".
2663
e291e7b9
ILT		 26642010-01-08 Ian Lance Taylor <iant@google.com>
2665
2666 PR 10287
2667 PR 11063
2668 * i386.cc (class Target_i386): Change return type of plt_section
2669 to be non-const.
2670 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2671 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2672 tls_desc_rel_ field.
2673 (Output_data_plt_i386::rel_tls_desc): New function.
2674 (Target_i386::rel_tls_desc_section): New function.
2675 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2676 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2677 R_386_TLS_DESC reloc in rel_tls_desc_section.
2678 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2679 Define struct Tlsdesc_info.
2680 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2681 (Target_x86_64::do_reloc_symbol_index): New function.
2682 (Target_x86_64::add_tlsdesc_info): New function.
2683 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2684 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2685 tlsdesc_rel_ field.
2686 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2687 all callers.
2688 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2689 (Target_x86_64::rela_tlsdesc_section): New function.
2690 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2691 handling.
2692 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2693 (Target_x86_64::do_reloc_addend): New function.
2694 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2695 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2696 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2697 (Output_reloc::type): New function.
2698 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2699 (Output_reloc::is_target_specific): New function.
2700 (Output_reloc::target_arg): New function.
2701 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2702 absolute relocs and target specific relocs.
2703 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2704 add_target_specific.
2705 (class Output_data_reloc) [SHT_RELA]: Likewise.
2706 * output.cc (Output_reloc::Output_reloc): Add four new versions
2707 for absolute relocs and target specific relocs.
2708 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2709 (Output_reloc::get_symbol_index): Likewise.
2710 (Output_reloc::local_section_offset): Check that local_sym_index_
2711 is not TARGET_CODE or 0.
2712 (Output_reloc::symbol_value): Likewise.
2713 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2714 reloc.
2715 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2716 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2717 functions.
2718 * layout.cc (add_target_dynamic_tags): Use output section for
2719 DT_PLTRELSZ and DT_JMPREL.
2720
3a44184e
ILT		 27212010-01-07 Ian Lance Taylor <iant@google.com>
2722
2723 PR 11061
2724 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2725 function.
2726 (class Output_data_reloc_generic): Define.
2727 (class Output_data_reloc_base): Change base class to
2728 Output_data_reloc_generic. Change add() method to call
2729 bump_relative_reloc_count for a relative reloc. Remove
2730 sort_relocs_ field.
2731 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2732 to sort_relocs().
2733 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2734 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2735 appropriate.
2736 * layout.h (class Layout): Update declaration.
2737
ea715a34
ILT		 27382010-01-07 Ian Lance Taylor <iant@google.com>
2739
2740 * output.h (class Output_data): Add const version of
2741 output_section and do_output_section.
2742 (class Output_section_data): Add const version of
2743 do_output_section.
2744 (class Output_section): Likewise.
2745 * layout.cc (Layout::add_target_dynamic_tags): New function.
2746 * layout.h (class Layout): Update declarations.
2747 * arm.cc (Target_arm::do_finalize_sections): Use
2748 add_target_dynamic_tags.
2749 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2750 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2751 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2752 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2753
659948a4
ILT		 27542010-01-07 Ian Lance Taylor <iant@google.com>
2755
2756 PR 11042
2757 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2758 object as needed.
2759
9d3b86f6
ILT		 27602010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2761 Ian Lance Taylor <iant@google.com>
2762
2763 PR 11019
2764 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2765 Xindex::read_symtab_xindex.
2766
bb0d3eb0
DK		 27672010-01-07 Doug Kwan <dougkwan@google.com>
2768
2769 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2770 (Insn_template::thumb16_bcond_insn): New method declaration.
2771 (Insn_template): Fix spelling.
2772 (Stub::thumb16_special): New method declaration.
2773 (Stub::do_write): Define virtual method which was previously pure
2774 virtual.
2775 (Stub::do_thumb16_special): New method declaration.
2776 (Stub::do_fixed_endian_write): New template member.
2777 (Reloc_stub::do_write): Remove.
2778 (Reloc_stub::do_fixed_endian_write): Remove.
2779 (Cortex_a8_stub): New class definition.
2780 (Stub_factory::make_cortex_a8_stub): New method definition.
2781 (Stub_factory::Stub_factory): Add missing static storage class
2782 qualifier for elf32_arm_stub_a8_veneer_blx.
2783
ffeef7df
ILT		 27842010-01-07 Ian Lance Taylor <iant@google.com>
2785
dc3f80fe
ILT		 2786 PR 10980
2787 * options.h (class General_options): Add --warn-unresolved-symbols
2788 and --error-unresolved-symbols.
2789 * errors.cc (Errors::undefined_symbol): Implement
2790 --warn-unresolved-symbols.
2791
ffeef7df
ILT		 2792 * options.h (class General_options): Add -z text and -z textoff.
2793 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2794
f1ec9ded
ST		 27952010-01-06 Sriraman Tallam <tmsriram@google.com>
2796
2797 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2798 (Garbage_collection::cident_sections): New function.
2799 (Garbage_collection::add_cident_section): New function.
2800 (Garbage_collection::cident_sections_): New member.
2801 (gc_process_relocs): Add references to sections whose names are C
2802 identifiers.
2803 * gold.h (cident_section_start_prefix): New constant.
2804 (cident_section_stop_prefix): New constant.
2805 (is_cident): New function.
2806 * layout.cc (Layout::define_section_symbols): Replace string constants
2807 with the newly defined constants.
2808 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2809 C identifiers.
2810 * testsuite/Makefile.am: Add gc_orphan_section_test.
2811 * testsuite/Makefile.in: Regenerate.
2812 * testsuite/gc_orphan_section_test.cc: New file.
2813 * testsuite/gc_orphan_section_test.sh: New file.
2814
6eda8c29
ILT		 28152010-01-06 Ian Lance Taylor <iant@google.com>
2816
b9674e17
ILT		 2817 PR 10980
2818 * options.h (class General_options): Add --warn-shared-textrel.
2819 * layout.cc (Layout::finish_dynamic_section): Implement
2820 --warn-shared-textrel.
2821
6eda8c29
ILT		 2822 PR 10980
2823 * options.h (class General_options): Add --warn-multiple-gp.
2824
32dcd44e
ILT		 28252010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2826
2827 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2828 $(THREADSLIB) and $(LIBDL).
2829 * Makefile.in: Rebuild.
2830
a192ba05
ILT		 28312010-01-06 Ian Lance Taylor <iant@google.com>
2832
2833 PR 10980
2834 * options.cc (General_options::parse_section_start): New function.
2835 (General_options::section_start): New function.
2836 (General_options::General_options): Initialize all members.
2837 * options.h: Include <map>
2838 (class General_options): Add --section-start. Add section_starts_
2839 member.
2840 * layout.cc (Layout::attach_allocated_section_to_segment): If
2841 --section-start was used, set the address of the segment. Remove
2842 local sort_sections.
2843 (Layout::relaxation_loop_body): If the address of the load segment
2844 has been set by --section-start, don't use it.
2845 * output.h (Output_segment::update_flags_for_output_section): New
2846 function.
2847 * output.cc (Output_segment::add_output_section): Call
2848 update_flags_for_output_section.
2849
dde3f402
ILT		 28502010-01-05 Ian Lance Taylor <iant@google.com>
2851
62dfdd4d
ILT		 2852 PR 10980
2853 * options.h (class General_options): Add --undefined-version.
2854 * script.cc (struct Version_expression): Add was_matched_by_symbol
2855 field.
2856 (Version_script_info::matched_symbol): New function.
2857 (Version_script_info::get_symbol_version_helper): Call
2858 matched_symbol.
2859 (Version_script_info::check_unmatched_names): New function.
2860 * script.h (class Version_script_info): Update declarations.
2861 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2862
9c4ae156
ILT		 2863 * options.h (class General_options): Use DEFINE_bool_alias for
2864 allow_multiple_definition.
2865 * resolve.cc (Symbol_table::should_override): Don't test
2866 allow_multiple_definition.
2867
dde3f402
ILT		 2868 PR 10980
2869 * options.h (class General_options): Add --cref.
2870 * main.cc (main): Print cref table if --cref. Don't close mapfile
2871 until after printing cref table.
2872 * cref.cc: Include "symtab.h".
2873 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2874 (Cref_table_compare::operator()): New function.
2875 (Cref_inputs::gather_cref): New function.
2876 (filecol): New static const.
2877 (Cref_inputs::print_cref): New function.
2878 (Cref::print_cref): New function.
2879 * cref.h: Include <cstdio>.
2880 (class Cref): Update declarations.
2881 * mapfile.h (Mapfile::file): New function.
2882 * object.h (class Object): Define Symbols. Declare virtual
2883 do_get_global_symbols.
2884 (Object::get_global_symbols): New function.
2885 * object.cc (Input_objects::add_object): Pass object to cref_ if
2886 --cref.
2887 (Input_objects::archive_start): Likewise.
2888 (Input_objects::archive_stop): Likewise.
2889 (Input_objects::print_cref): New function.
2890 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2891 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2892 --cref.
2893 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2894 function.
2895 * plugin.h (class Sized_pluginobj): Update declarations.
2896
8781f709
ILT		 28972010-01-05 Ian Lance Taylor <iant@google.com>
2898
2899 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2900 to is_default_version. Rename insdef to insdefault.
2901 (Symbol_table::add_from_relobj): Rename def to is_default_version
2902 and local to is_forced_local.
2903 (Symbol_table::add_from_pluginobj): Likewise.
2904 (Symbol_table::add_from_dynobj): Likewise.
2905 (Symbol_table::define_special_symbol): Rename insdef to
2906 insdefault.
2907
fe35d28d
ILT		 29082010-01-04 Ian Lance Taylor <iant@google.com>
2909
30bc8c46
ILT		 2910 PR 10980
2911 * options.h (class General_options): Add
2912 --allow-multiple-definition and -z muldefs.
2913 * resolve.cc (Symbol_table::should_override): Don't warn about a
2914 multiple symbol definition if --allow-multiple-definition or -z
2915 muldefs.
2916
7eaea549
ILT		 2917 PR 10980
2918 * options.h (class General_options): Add --add-needed and
2919 --copy-dt-needed-entries. Tweak --as-needed help entry.
2920 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2921 error if --copy-dt-needed-entries aka --add-needed is used and
2922 would cause a change in behaviour.
2923
fe35d28d
ILT		 2924 PR 10980
2925 * options.h (class General_options): Add -G as a short version of
2926 --shared. Add no-op options -assert, -g, and -i.
2927
55a2bb35
ST		 29282010-01-04 Sriraman Tallam <tmsriram@google.com>
2929
2930 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2931 check for .text or .gnu.linkonce.t sections.
2932 * icf.cc (Icf::find_identical_sections): Ditto.
2933 Change the detection for mangled function name within the section
2934 name.
2935 * icf.h (is_section_foldable_candidate): New function.
2936
719328e1
ILT		 29372009-12-30 Ian Lance Taylor <iant@google.com>
2938
2939 PR 10980
2940 * options.h (class General_options): Permit two dashes with
2941 --retain-symbols-file.
2942
d7bb5745
ILT		 29432009-12-30 Ian Lance Taylor <iant@google.com>
2944
403a15dd
ILT		 2945 PR 10979
2946 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2947 don't put the file header and segment headers in the text
2948 segment.
2949
eda294df
ILT		 2950 PR 10979
2951 * common.cc (Sort_commons::operator()): Stabilize sort when both
2952 entries are NULL.
2953 (Symbol_table::do_allocate_commons_list): When allocating common
2954 symbols, skip a symbol which is no longer common.
2955 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2956 an object before checking its type.
2957 * testsuite/common_test_2.c: New file.
2958 * testsuite/common_test_3.c: New file.
2959 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2960 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2961 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2962 (common_test_2_pic.o, common_test_2.so): New targets.
2963 (common_test_3_pic.o, common_test_3.so): New targets.
2964 * testsuite/Makefile.in: Rebuild.
2965
d7bb5745
ILT		 2966 PR 10979
2967 * script.cc (read_input_script): If we see a new SECTIONS clause,
2968 and we have added an input section, give an error.
2969 * layout.h (class Layout): Add have_added_input_section function.
2970 Add have_added_input_section_ field.
2971 * layout.cc (Layout::Layout): Initialize
2972 have_added_input_section_.
2973 (Layout::layout): Set have_added_input_section_.
2974 (Layout::layout_eh_frame): Likewise.
2975
fc59c572
ILT		 29762009-12-30 Ian Lance Taylor <iant@google.com>
2977
2978 PR 10931
2979 * options.h (class General_options): Add --sort-common option.
2980 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2981 * common.cc (Sort_common): Add sort_order parameter to
2982 constructor. Add sort_order_ field.
2983 (Sort_commons::operator): Check sort_order_.
2984 (Symbol_table::allocate_commons): Determine the sort order.
2985 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2986 Change all callers.
2987 (Symbol_table::do_allocate_commons_list): Likewise.
2988
1c74fab0
ILT		 29892009-12-30 Ian Lance Taylor <iant@google.com>
2990
2991 PR 10916
2992 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2993 symbols from this object, don't change the visibility of an
2994 undefined symbol.
2995 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2996
6affe781
ILT		 29972009-12-30 Ian Lance Taylor <iant@google.com>
2998
2999 PR 10861
3000 * script.h (class Version_script_info): Define Language enum.
3001 Update declarations. Define Glob, Exact, and Lookup types. Add
3002 new fields globals_, locals_, and is_finalized_.
3003 * script.cc: Various formatting fixes.
3004 (class Parser_closure): Change language_stack_ from a vector of
3005 std::string to one of Version_script_info::Language. Adjust all
3006 uses accordingly.
3007 (class Lazy_demangler): Remove.
3008 (struct Version_expression): Change language from std::string to
3009 Version_script_info::Language.
3010 (Version_script_info::Version_script_info): New function.
3011 (Version_script_info::~Version_script_info): Don't call clear.
3012 (Version_script_info::finalize): New function.
3013 (Version_script_info::build_lookup_tables): New function.
3014 (Version_script_info::build_expression_list_lookup): New
3015 function.
3016 (Version_script_info::get_symbol_version_helper): Rewrite to use
3017 lookup tables.
3018 (Version_script_info::print_expression_list): Adjust to use
3019 Version_script_info::Language.
3020 (script_push_lex_into_version_mode): Check that the version script
3021 has not been finalized.
3022 (version_script_push_lang): Change language string to
3023 Version_script_info::Language.
3024 * options.cc (Command_line::version_script): New function.
3025 * options.h (class General_options): Add finalize_dynamic_list
3026 function. Change version_script from declaration to definition.
3027 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3028 * testsuite/version_script.map: Remove duplicate def of foo.
3029 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3030 version_script.map.
3031 * testsuite/Makefile.in: Rebuild.
3032
818bf354
ILT		 30332009-12-30 Ian Lance Taylor <iant@google.com>
3034
3035 PR 10843
3036 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3037 if the input symbol index is 0, make the output symbol index 0.
3038
ebcc8304
ILT		 30392009-12-30 Ian Lance Taylor <iant@google.com>
3040
3041 PR 10670
3042 * options.h (class General_options): Add -x/--discard-all.
3043 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3044 --discard-all. If the local symbol needs a dynamic entry, check
3045 that before handling --discard-locals.
3046
176fe33f
ILT		 30472009-12-30 Ian Lance Taylor <iant@google.com>
3048
bb321bb1
ILT		 3049 PR 10450
3050 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3051 flags to PF_R.
3052 (Output_segment::add_output_section): Don't change the flags if
3053 the type is PT_TLS.
3054
176fe33f
ILT		 3055 PR 10450
3056 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3057 GNU hash table if they need a dynamic value. Otherwise, don't add
3058 them if they are defined in a dynamic object or are forced local.
3059
e8cd95c7
ILT		 30602009-12-29 Ian Lance Taylor <iant@google.com>
3061
1b81fb71
ILT		 3062 PR 10450
3063 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3064 .gnu.hash table for a 32-bit target.
3065
8d6d383d
ILT		 3066 PR 10450
3067 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3068 regular and a dynamic object only needs a dynamic symbol table
3069 entry if it is externally visible.
3070
e785ec03
ILT		 3071 PR 10450
3072 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3073 constructor. Add global_offset_table_ field.
3074 (Target_i386::got_section): Set global_offset_table_.
3075 (Target_i386::do_finalize_sections): Set global_offset_table_
3076 size.
3077 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3078 in constructor. Add global_offset_table_ field.
3079 (Target_x86_64::got_section): Set global_offset_table_.
3080 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3081 size.
3082
1a2dff53
ILT		 3083 * layout.cc (Layout::Layout): Initialize increase_relro_.
3084 (Layout::get_output_section): Add is_relro, is_last_relro, and
3085 is_first_non_relro parameters. Change all callers.
3086 (Layout::choose_output_section): Likewise.
3087 (Layout::add_output_section_data): Likewise.
3088 (Layout::make_output_section): Likewise.
3089 (Layout::set_segment_offsets): Clear increase_relro when using a
3090 linker script.
3091 * layout.h (class Layout): Add increase_relro method. Add
3092 increase_relro_ field. Update declarations.
3093 * output.cc (Output_section::Output_section): Initialize
3094 is_last_relro_ and is_first_non_relro_.
3095 (Output_segment::add_output_section): Group relro sections is
3096 do_sort is true. Handle is_last_relro and is_first_non_relro.
3097 (Output_segment::maximum_alignment): Remove relro handling.
3098 (Output_segment::set_section_addresses): Add increase_relro
3099 parameter. Change all callers. Add initial alignment to align
3100 relro sections on separate page. Remove old relro handling.
3101 (Output_segment::set_section_list_addresses): Remove in_relro
3102 parameter. Change all callers.
3103 (Output_segment::set_offset): Add increase parameter. Change all
3104 callers. Remove old relro handling.
3105 * output.h (class Output_section): Add new methods: is_last_relro,
3106 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3107 Add is_last_relro_ and is_first_non_relro_ fields.
3108 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3109 Create separate .got.plt section. Call increase_relro.
3110 * x86_64.cc (Target_x86_64::got_section): Likewise.
3111 * testsuite/relro_script_test.t: Add .got.plt.
3112
f0ba79e2
ILT		 3113 PR 10450
3114 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3115 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3116 (Layout::finalize): Call set_dynamic_symbol_size.
3117 (Layout::set_dynamic_symbol_size): New function.
3118 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3119 set_dynamic_symbol_size.
3120
e8cd95c7
ILT		 3121 PR 10450
3122 * output.h (class Output_section): Add is_entsize_zero_ field.
3123 * output.cc (Output_section::Output_section): Initialize
3124 is_entsize_zero_.
3125 (Output_section::set_entsize): If two different entsizes are
3126 requested, force it to zero.
3127 (Output_section::add_input_section): Set flags for .debug_str
3128 before updating section flags. Set entsize.
3129 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3130 and SHF_STRING if all input sections have those flags.
3131
3e1b9a8a
RÁE		 31322009-12-29 Rafael Espindola <espindola@google.com>
3133
3134 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 3135 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3136 reporting.
3e1b9a8a 3137
3dcad376
ST		 31382009-12-29 Sriraman Tallam <tmsriram@google.com>
3139
3140 * options.cc (General_options::parse_version): Allow -v to exit
3141 without an error if there is nothing to link.
3142
084e2665
ILT		 31432009-12-29 Ian Lance Taylor <iant@google.com>
3144
3145 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3146 using a version of gcc before 4.1.
3147 * configure: Rebuild.
3148
250acde3
CD		 31492009-12-28 Chris Demetriou <cgd@google.com>
3150
3151 * attributes.cc (Output_attributes_section_data::do_write): Use
3152 std::vector::front rather than std::vector::data.
3153
99fff23b
ILT		 31542009-12-28 Ian Lance Taylor <iant@google.com>
3155
3156 * symtab.h (class Symbol_table): Add enum Defined.
3157 * resolve.cc (Symbol_table::should_override): Add defined
3158 parameter. Change all callers. Test whether object is NULL
3159 before calling a method on it.
3160 (Symbol_table::report_resolve_problem): Add defined parameter.
3161 Change all callers.
3162 (Symbol_table::should_override_with_special): Likewise.
3163 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3164 parameter. Change all callers.
3165 (Symbol_table::do_define_in_output_data): Likewise.
3166 (Symbol_table::define_in_output_segment): Likewise.
3167 (Symbol_table::do_define_in_output_segment): Likewise.
3168 (Symbol_table::define_as_constant): Likewise.
3169 (Symbol_table::do_define_as_constant): Likewise.
3170 * script.h (class Symbol_assignment): Add is_defsym parameter to
3171 constructor; change all callers.
3172 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3173 parameter. Change all callers. Add is_defsym_ field.
3174 (class Parser_closure): Add parsing_defsym parameter to
3175 constructor; change all callers. Add parsing_defsym accessor
3176 function. Add parsing_defsym_ field.
3177
556bd683
ILT		 31782009-12-28 Ian Lance Taylor <iant@google.com>
3179
3180 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 3181 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 3182
1782c879
ILT		 31832009-12-23 Ian Lance Taylor <iant@google.com>
3184
3185 * i386.cc (Target_i386::do_calls_non_split): Recognize
3186 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 3187 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3188 -fsplit-stack prologue when using %r11.
1782c879 3189
329ca2b1
ST		 31902009-12-21 Sriraman Tallam <tmsriram@google.com>
3191
3192 * options.cc (General_options::parse_version): Make -v continue and do
3193 the link like GNU ld does.
3194
d675ff46
RÁE		 31952009-12-17 Rafael Avila de Espindola <espindola@google.com>
3196
3197 * Makefile.am (CCFILES): Add timer.cc.
3198 (HFILES): Add timer.h.
3199 * configure.ac: Check for sysconf and times.
3200 * main.cc: include timer.h.
3201 (main): Use Timer instead of get_run_time.
3202 * timer.cc: New.
3203 * timer.h: New.
3204 * workqueue.cc: include timer.h.
3205 (Workqueue::find_and_run_task):
3206 Report user, sys and wall time.
3207 * Makefile.in: Regenerate.
3208 * config.in: Regenerate.
3209 * configure: Regenerate.
3210
d6344fb5
DK		 32112009-12-16 Doug Kwan <dougkwan@google.com>
3212
3213 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3214 sections.
3215 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3216 relaxed input sections.
3217 * output.cc (Output_section::find_relaxed_input_section): Change
3218 return type to Output_relaxed_input_section pointer. Adjust code
3219 for new type of relaxed_input_section_map_.
3220 * output.h (Output_section::find_relaxed_input_section): Change
3221 return type to Output_relaxed_input_section pointer.
3222 (Output_section::Output_relaxed_input_section_by_input_section_map):
3223 New type.
3224 (Output_section::relaxed_input_section_map_): Change type to
3225 Output_section::Output_relaxed_input_section_by_input_section_map.
3226 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3227 input section.
3228
0e0d5469
ILT		 32292009-12-15 Ian Lance Taylor <iant@google.com>
3230
3231 * layout.cc (Layout::create_shstrtab): Only write out after input
3232 sections if we are compressing debug sections.
3233
0649a889
ILT		 32342009-12-15 Ian Lance Taylor <iant@google.com>
3235
3236 * archive.cc (Archive::add_symbols): Only look up a symbol without
3237 a version if there is, in fact, a version.
3238
2ea97941
ILT		 32392009-12-14 Ian Lance Taylor <iant@google.com>
3240
3241 Revert -Wshadow changes, all changes from:
3242 2009-12-11 Doug Kwan <dougkwan@google.com>
3243 2009-12-11 Nick Clifton <nickc@redhat.com>
3244 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3245
b0eec2cc
DK		 32462009-12-11 Doug Kwan <dougkwan@google.com>
3247
3248 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3249 due to -Wshadow.
3250 * attributes.cc (Object_attribute::size): Ditto.
3251 (Attributes_section_data::size): Ditto.
3252 (Attributes_section_data::Attributes_section_data): Ditto.
3253 (Output_attributes_section_data::do_write): Ditto.
3254 * attributes.h (Object_attribute::set_type): Ditto.
3255 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3256
91d6fa6a
NC		 32572009-12-11 Nick Clifton <nickc@redhat.com>
3258
3259 * archive.cc: Fix shadowed variable warnings.
3260 * arm.cc: Likewise.
3261 * compressed_output.cc: Likewise.
3262 * compressed_output.h: Likewise.
3263 * configure: Likewise.
3264 * dwarf_reader.cc: Likewise.
3265 * dynobj.cc: Likewise.
3266 * dynobj.h: Likewise.
3267 * ehframe.cc: Likewise.
3268 * ehframe.h: Likewise.
3269 * errors.cc: Likewise.
3270 * expression.cc: Likewise.
3271 * fileread.cc: Likewise.
3272 * fileread.h: Likewise.
3273 * freebsd.h: Likewise.
3274 * i386.cc: Likewise.
3275 * icf.cc: Likewise.
3276 * incremental.h: Likewise.
3277 * layout.cc: Likewise.
3278 * layout.h: Likewise.
3279 * mapfile.cc: Likewise.
3280 * merge.cc: Likewise.
3281 * merge.h: Likewise.
3282 * object.cc: Likewise.
3283 * object.h: Likewise.
3284 * options.h: Likewise.
3285 * output.cc: Likewise.
3286 * output.h: Likewise.
3287 * parameters.cc: Likewise.
3288 * plugin.cc: Likewise.
3289 * powerpc.cc: Likewise.
3290 * reduced_debug_output.cc: Likewise.
3291 * reduced_debug_output.h: Likewise.
3292 * reloc.cc: Likewise.
3293 * reloc.h: Likewise.
3294 * resolve.cc: Likewise.
3295 * script-sections.cc: Likewise.
3296 * script.cc: Likewise.
3297 * script.h: Likewise.
3298 * sparc.cc: Likewise.
3299 * symtab.cc: Likewise.
3300 * symtab.h: Likewise.
3301 * target-select.cc: Likewise.
3302 * target-select.h: Likewise.
3303 * token.h: Likewise.
3304 * workqueue.cc: Likewise.
3305 * workqueue.h: Likewise.
3306 * x86_64.cc: Likewise.
3307
a0351a69
DK		 33082009-12-10 Doug Kwan <dougkwan@google.com>
3309
3310 * arm.cc (attributes.h): New include.
3311 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3312 (Arm_relobj::~Arm_relobj): Delete object pointed by
3313 attributes_section_data_.
3314 (Arm_relobj::attributes_section_data): New method definition.
3315 (Arm_relobj::attributes_section_data_): New data member declaration.
3316 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3317 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3318 attributes_section_data_.
3319 (Arm_dynobj::attributes_section_data): New method definition.
3320 (Arm_dynobj::attributes_section_data_): New data member declaration.
3321 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3322 initialization value of may_use_blx_ to false.
3323 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3324 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3325 object attributes to compute results instead of hard-coding.
3326 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3327 Target_arm::get_secondary_compatible_arch,
3328 Target_arm::set_secondary_compatible_arch
3329 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3330 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3331 New method declarations.
3332 (Target_arm::get_aeabi_object_attribute): New method definition.
3333 (Target_arm::attributes_section_data_): New data member declaration.
3334 (read_arm_attributes_section): New template definition.
3335 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3336 (Arm_dynobj::do_read_symbols): Ditto.
3337 (Target_arm::do_finalize_sections): Merge attributes sections from
3338 input. Check for BLX use after attributes section merging.
3339 Fix __exidx_start and __exidx_end visibility. Create an
3340 .ARM.attributes section if necessary.
3341 (Target_arm::get_secondary_compatible_arch,
3342 Target_arm::set_secondary_compatible_arch,
3343 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3344 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 3345 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 3346 New method definitions.
3347
b59befec
ILT		 33482009-12-09 Ian Lance Taylor <iant@google.com>
3349
3350 * plugin.cc (Plugin::load): Don't cast from void* to a function
3351 pointer.
3352
1276bc89
ILT		 33532009-12-09 Ian Lance Taylor <iant@google.com>
3354
3355 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3356 information fields.
3357
2f2de248
L		 33582009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3359
3360 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3361 Replace two_file_shared_1.so with two_file_shared_2.so.
3362 * testsuite/Makefile.in: Regenerated.
3363
4f787271
DK		 33642009-12-08 Doug Kwan <dougkwan@google.com>
3365
3366 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3367 (HFILES): Add attributes.h and int_encoding.h.
3368 * Makefile.in: Regenerate.
3369 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3370 function definitions to int_encoding.cc
3371 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3372 prototypes to int_encoding.h
3373 * reduced_debug_output.cc (int_encoding.h): New include.
3374 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3375 function definitions to int_encoding.cc
3376 (insert_into_vector, read_from_pointer): Move template definitions to
3377 int_encoding.h
3378 * attributes.cc: New file.
3379 * attributes.h: New file.
3380 * int_encoding.cc: New file.
3381 * int_encoding.h: New file.
3382
20b52f1a
RÁE		 33832009-12-07 Rafael Avila de Espindola <espindola@google.com>
3384
3385 PR gold/11055
3386 * incremental-dump.cc (dump_incremental_inputs): New.
3387 (main): Use dump_incremental_inputs.
3388
53d7974c
L		 33892009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3390
3391 PR gold/10893
3392 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3393 checking elfcpp::STT_FUNC.
3394 (Target_i386::Relocate::relocate): Likewise.
3395 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3396
3397 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3398 symbols from shared libraries into normal FUNC symbols.
3399
3400 * symtab.h (Symbol): Add is_func and use it.
3401
05a352e6
DK		 34022009-12-05 Doug Kwan <dougkwan@google.com>
3403
3404 * arm.cc (Target_arm::arm_info): Initialize new fields
3405 attributes_section and attributes_vendor.
3406 * i386.cc (Target_i386::i386_info): Same.
3407 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3408 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3409 fields attributes_section and attributes_vendor.
53d7974c 3410 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 3411 * target.h (Target::attributes_section, Target::attributes_vendor,
3412 Target::is_attributes_section, Target::attribute_arg_type,
3413 Target::attributes_order): New method definitions.
3414 (Target::Target_info::attributes_section,
3415 Target::Target_info::attributes_vendor): New fields.
3416 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3417 virtual method definitions.
3418 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3419 attributes_section and attributes_vendor.
3420 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3421
f4e5969c
DK		 34222009-12-05 Doug Kwan <dougkwan@google.com>
3423
3424 * arm.cc: Update comments about interworking and stub generation.
3425 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3426 considered as non-PIC.
3427 (Arm_relocate_functions::base_abs): Fix formatting.
3428 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3429 of function to use GOT entry address instead of offset.
3430 (Target_arm::Scan::global): Issue an error if a symbol would need a
3431 PLT does not get one because it is untyped. Remove code to create
3432 dynamic symbols for relative branches.
3433 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3434 takes unsigned integer instead of boolean.
3435
1abce4a6
L		 34362009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3437
3438 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3439 (two_file_test_LDADD): Likewise.
3440 (common_test_1_LDADD): Likewise.
3441 (exception_test_LDADD) Likewise.
3442 (weak_test_LDADD): Likewise.
3443 (many_sections_test_LDADD): Likewise.
3444 (initpri1_LDADD): Likewise.
3445 (script_test_1_LDADD): Likewise.
3446 (script_test_2_LDADD): Likewise.
3447 (justsyms_LDADD): Likewise.
3448 (binary_test_LDADD): Likewise.
3449 (large_LDADD): Likewise.
3450 * testsuite/Makefile.in: Regenerated.
3451
adcf2816 34522009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 3453
adcf2816
L		 3454 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3455 (Symbol_table::override_with_special): Likewise.
3456 (Symbol_table::add_from_object): Likewise.
3457
28e67f5d
RÁE		 34582009-12-04 Rafael Avila de Espindola <espindola@google.com>
3459
3460 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3461 Don't set the data_offset twice.
3462
ae10a101
RÁE		 34632009-12-04 Rafael Avila de Espindola <espindola@google.com>
3464
3465 * testsuite/Makefile.in: Regenerate.
3466
f59f41f3
DK		 34672009-12-03 Doug Kwan <dougkwan@google.com>
3468
3469 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3470 (Target_arm::do_finalize_sections): Add parameter for symbol table
3471 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3472 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3473 parameter for symbol table pointer.
3474 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3475 an additional parameter for a pointer to symbol table.
3476 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3477 parameter for a symbol table pointer.
3478 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3479 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3480 Ditto.
3481 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3482 parameter for a symbol table pointer.
3483
ca55d848
RÁE		 34842009-12-03 Rafael Avila de Espindola <espindola@google.com>
3485
3486 * incremental.cc (Incremental_inputs_header)
3487 (Incremental_inputs_header_write, Incremental_inputs_entry)
3488 (Incremental_inputs_entry_write): Move ...
3489 * incremental.h (Incremental_inputs_header)
3490 (Incremental_inputs_header_write, Incremental_inputs_entry)
3491 (Incremental_inputs_entry_write): here.
3492
3aec4f9c
RÁE		 34932009-12-02 Rafael Avila de Espindola <espindola@google.com>
3494
3495 * incremental.cc (make_sized_incremental_binary): Set the target.
3496 Error if it is incompatible.
3497 * output.h (Output_file): Add filename method.
3498
9c0ae74d
RÁE		 34992009-12-02 Rafael Avila de Espindola <espindola@google.com>
3500
3501 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3502 from the get_* methods.
3503
a45500ae
RÁE		 35042009-12-02 Rafael Avila de Espindola <espindola@google.com>
3505
3506 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3507 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3508 Write 0 for the data_offset of scripts.
3509
325e6408
RÁE		 35102009-12-02 Rafael Avila de Espindola <espindola@google.com>
3511
3512 * testsuite/Makefile.am: Add the incremental_test.sh test.
3513 * testsuite/incremental_test.sh: New.
3514 * testsuite/incremental_test_1.c: New.
3515 * testsuite/incremental_test_2.c: New.
3516
954c3e2e
RÁE		 35172009-12-01 Rafael Avila de Espindola <espindola@google.com>
3518
3519 * incremental-dump.cc (main): Fix typos.
3520
f8086623
RÁE		 35212009-11-27 Rafael Avila de Espindola <espindola@google.com>
3522
3523 PR gold/11025
3524 * incremental-dump.cc (main): Use llu to print 64 bit values.
3525
3b0dd6ac
L		 35262009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3527 H.J. Lu <hongjiu.lu@intel.com>
3528
3529 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3530 $(LIBDL).
3531 (incremental_dump_LDADD): Likewise.
3532 * Makefile.in: Regenerated.
3533
a6d1ef57 35342009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 3535
a6d1ef57
DK		 3536 Revert:
3537
3538 2009-11-25 Doug Kwan <dougkwan@google.com>
3539
3540 * arm.cc (Target_arm::Target_arm): Move method definition
3541 outside of class definition. Add code to handle
3542 --target1-rel, --target1-abs and --target2= options.
3543 (Target_arm::get_reloc_reloc_type): Change method to be
3544 non-static and const.
3545 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3546 New data member declaration.
3547 (Target_arm::Scan::local, Target_arm::Scan::global,
3548 Target_arm::Relocate::relocate,
3549 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3550 Adjust call to Target_arm::get_real_reloc_type.
3551 (Target_arm::get_real_reloc_type): Use command line options
3552 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3553 * options.h (--target1-rel, --target1-abs, --target2): New
3554 ARM-only options.
3555
50aeb7d4
DK		 35562009-11-25 Doug Kwan <dougkwan@google.com>
3557
3558 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3559 class definition. Add code to handle --target1-rel, --target1-abs
3560 and --target2= options.
3561 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3562 and const.
3563 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3564 member declaration.
3565 (Target_arm::Scan::local, Target_arm::Scan::global,
3566 Target_arm::Relocate::relocate,
3567 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3568 call to Target_arm::get_real_reloc_type.
3569 (Target_arm::get_real_reloc_type): Use command line options to
3570 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3571 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3572 options.
3573
51938283
DK		 35742009-11-25 Doug Kwan <dougkwan@google.com>
3575
3576 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3577 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3578 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3579 formatting.
3580 (Arm_relocate_functions::thm_call): Replace body with a call to
3581 Arm_relocate_functions::thumb_branch_common.
3582 (Arm_relocate_functions::thm_jump24,
3583 Arm_relocate_functions::thm_xpc22): New method definitions.
3584 (Arm_relocate_functions::thumb_branch_common): New method definition.
3585 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3586 operator.
3587 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3588 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3589
e2b8f3c4
RÁE		 35902009-11-24 Rafael Avila de Espindola <espindola@google.com>
3591
3592 * Makefile.am: Build incremental-dump
3593 * Makefile.in: Regenerate.
3594 * incremental-dump.cc: New.
3595 * incremental.cc (Incremental_inputs_header_data,
3596 Incremental_inputs_entry_data): Move to incremental.h
3597 * incremental.h: (Incremental_inputs_header_data,
3598 Incremental_inputs_entry_data): Move from incremental.cc
3599
bcba9aec
RÁE		 36002009-11-24 Rafael Avila de Espindola <espindola@google.com>
3601
3602 * incremental.cc (Incremental_inputs_header,
3603 Incremental_inputs_header_write, Incremental_inputs_entry,
3604 Incremental_inputs_entry_write): Add a typedef with the data type.
3605
7c3afe08
RÁE		 36062009-11-24 Rafael Avila de Espindola <espindola@google.com>
3607
3608 * incremental.cc (Incremental_inputs_header,
3609 Incremental_inputs_header_write, Incremental_inputs_entry,
3610 Incremental_inputs_entry_write): Update comment about which
3611 type has the filed descriptions.
3612
d204b6e9
DK		 36132009-11-15 Doug Kwan <dougkwan@google.com>
3614
3615 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3616 (Arm_relocate_functions::arm_branch_common): Change method defintion
3617 in class definition to a method declaration and update list of formal
3618 parameters.
3619 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3620 Arm_relocation_functions::jump24): Adjust call to
3621 Arm_relocate_functions::arm_branch_common. Update list of formal
3622 parameters.
3623 (Arm_relocate_functions::xpc25): New method definition.
3624 (Arm_relocate_functions::arm_branch_common): Move method defintion
3625 out from class definition. Use stubs for mode-switching and extending
3626 branch ranges.
3627 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3628 specially. Change code to enable use of stubs in ARM branches.
3629
43d12afe
DK		 36302009-11-10 Doug Kwan <dougkwan@google.com>
3631
3632 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3633 in method declaration.
3634 (Target_arm::relocate_stub): New method declaration.
3635 (Target_arm::default_target): Change to return a pointer instead of
3636 a const reference.
3637 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3638 Target_arm::default_target.
3639 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3640 method definition.
3641 (Target_arm::relocate_section): Adjust view.
3642 (Target_arm::relocate_stub): New method definition.
3643
ac33a407
DK		 36442009-11-10 Doug Kwan <dougkwan@google.com>
3645
3646 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3647 a format warning.
3648 * incremental.cc (open_incremental_binary): Initialized local
3649 variables to avoid warnings.
3650 * object.cc (make_elf_object): Ditto.
3651 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3652 a format warning.
e1df38aa 3653
88ee28e9
L		 3654009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3655
3656 PR gold/10930
3657 * testsuite/plugin_test.c: Include "config.h".
3658
2daedcd6
DK		 36592009-11-09 Doug Kwan <dougkwan@google.com>
3660
3661 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3662 (arm_symbol_value): Remove.
3663 (Arm_relocate_functions::arm_branch_common,
3664 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3665 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3666 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3667 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3668 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3669 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3670 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3671 Arm_relocate_functions::thm_mobw_abs_nc,
3672 Arm_relocate_functions::thm_mov_abs,
3673 Arm_relocate_functions::movw_prel_nc,
3674 Arm_relocate_functions::thm_movt_abs,
3675 Arm_relocate_functions::movt_prel,
3676 Arm_relocate_functions::thm_movw_prel_nc,
3677 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3678 (Target_arm::Relocate::relocate): Only decompose address into two
3679 parts if relocation type uses the thumb-bit and pass the actual
3680 bit instead of a flag indicating that the thumb-bit is used. Adjust
3681 calls to methods in Arm_relocate_functions for this change.
3682
1276bc89 36832009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 3684
3685 PR 10925
3686 * reloc.cc: Instantiate
3687 Sized_relobj::initialize_input_to_output_maps and
3688 Sized_relobj:free_input_to_output_maps.
3689
e53ad1b5
ILT		 36902009-11-06 Ian Lance Taylor <iant@google.com>
3691
3692 PR 10876
3693 * defstd.cc (in_segment): Set only_if_ref true for "end".
3694
eb44217c
DK		 36952009-11-06 Doug Kwan <dougkwan@google.com>
3696
3697 * arm.cc (class Reloc_stub): Correct a comment.
3698 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3699 (Target_arm::scan_section_for_stubs): New method declaration.
3700 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3701 Change methods from private to protected.
3702 (Target_arm::do_may_relax): New method definition.
3703 (Target_arm::do_relax, Target_arm::group_sections,
3704 Target_arm::scan_reloc_for_stub,
3705 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3706 (Target_arm::arm_input_section_map_): New data member declaration.
3707 (Target_arm::scan_reloc_for_stub,
3708 Target_arm::scan_reloc_section_for_stubs,
3709 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3710 Target_arm::do_relax): New method definitions.
3711
5d329b7d
ILT		 37122009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3713
3714 * configure.ac: Check for (struct stat)::st_mtim
3715 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3716 * config.in: Regenerate.
3717 * configure: Regenerate.
3718
96a0d71b
ILT		 37192009-11-05 Ian Lance Taylor <iant@google.com>
3720
3721 PR 10910
3722 * output.cc (Output_segment::add_output_section): Add missing
3723 return statement.
3724
594c8e5e
ILT		 37252009-11-04 Ian Lance Taylor <iant@google.com>
3726
3727 PR 10880
3728 * object.h (class Object): Add is_needed and set_is_needed
3729 methods. Add is_needed_ field. Make bool fields into bitfields.
3730 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3731 defined in a dynamic object and referenced by a regular object,
3732 set is_needed for the dynamic object.
3733 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3734 if the file is marked with as_needed and it is not needed.
3735
22b127cc
ILT		 37362009-11-04 Ian Lance Taylor <iant@google.com>
3737
3738 PR 10887
3739 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3740 tags if data is discarded by linker script.
3741 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3742 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3743 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3744 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3745
f5c870d2
ILT		 37462009-11-04 Ian Lance Taylor <iant@google.com>
3747
3748 * layout.cc (Layout::get_output_section): Add is_interp and
3749 is_dynamic_linker_section parameters. Change all callers.
3750 (Layout::choose_output_section): Likewise.
3751 (Layout::make_output_section): Likewise.
3752 (Layout::add_output_section_data): Add is_dynamic_linker_section
3753 parameter. Change all callers.
3754 * layout.h (class Layout): Update declarations.
3755 * output.h (class Output_section): Add is_interp, set_is_interp,
3756 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3757 Add is_interp_, is_dynamic_linker_section_ fields. Change
3758 generate_code_fills_at_write_ to a bitfield.
3759 * output.cc (Output_section::Output_sections): Initialize new
3760 fields.
3761 (Output_segment::add_output_section): Add do_sort parameter.
3762 Change all callers.
3763
1ae4d23b
ILT		 37642009-11-03 Ian Lance Taylor <iant@google.com>
3765
3766 PR 10860
3767 * options.h (class General_options): Add --warn-common.
3768 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3769 merging two common symbols.
3770 (Symbol_table::should_override): Handle --warn-common when merging
3771 a common symbol with a defined symbol. Use report_resolve_problem
3772 for multiple definitions.
3773 (Symbol_table::report_resolve_problem): New function.
3774 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3775
55da9579
DK		 37762009-11-03 Doug Kwan <dougkwan@google.com>
3777
3778 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3779 stub_factory_.
3780 (Target_arm::stub_factory): New method definition.
3781 (Target_arm::new_arm_input_section,
3782 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3783 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 3784 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 3785 New type definitions.
3786 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3787 member declarations.
3788 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3789 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3790 New method definitions.
3791
37a9ac43
ILT		 37922009-11-03 Ian Lance Taylor <iant@google.com>
3793
3794 * options.h (class General_options): Add --warn_constructors.
3795
b3d6a3d4
ILT		 37962009-11-03 Ian Lance Taylor <iant@google.com>
3797
3798 PR 10893
3799 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3800 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3801
934b01dd
ILT		 38022009-11-03 Ian Lance Taylor <iant@google.com>
3803
3804 PR 10895
3805 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3806 --msgid-bugs-address.
3807 (install-pdf): New target.
3808 (install-data_yes): Look up one directory to find mkinstalldirs.
3809
03c1939b
L		 38102009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3811
3812 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3813 tree.
3814
ebd95253
DK		 38152009-10-30 Doug Kwan <dougkwan@google.com>
3816
3817 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3818
e9bbb538
DK		 38192009-10-30 Doug Kwan <dougkwan@google.com>
3820
3821 * arm.cc (Stub_addend_reader): New struct template definition
3822 and partial specializations.
3823 (Stub_addend_reader::operator()): New method definition for a
3824 partially specialized template.
3825
d5b40221
DK		 38262009-10-30 Doug Kwan <dougkwan@google.com>
3827
3828 * arm.cc (Arm_relobj::processor_specific_flags): New method
3829 definition.
3830 (Arm_relobj::do_read_symbols): New method declaration.
3831 (Arm_relobj::processor_specific_flags_): New data member declaration.
3832 (Arm_dynobj): New class definition.
3833 (Target_arm::do_finalize_sections): Add input_objects parameter.
3834 (Target_arm::do_adjust_elf_header): New method declaration.
3835 (Target_arm::are_eabi_versions_compatible,
3836 (Target_arm::merge_processor_specific_flags): New method declaration.
3837 (Target_arm::do_make_elf_object): New overloaded method definitions
3838 and declaration.
3839 (Arm_relobj::do_read_symbols): New method definition.
3840 (Arm_dynobj::do_read_symbols): Ditto.
3841 (Target_arm::do_finalize_sections): Add input_objects parameters.
3842 Merge processor-specific flags from all input objects.
3843 (Target_arm::are_eabi_versions_compatible,
3844 Target_arm::merge_processor_specific_flags,
3845 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3846 New method definitions.
3847 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3848 Input_objects pointer type parameter.
3849 * layout.cc (Layout::finalize): Pass input objects to target's.
3850 finalize_sections function.
3851 * output.cc (Output_file_header::do_sized_write): Set ELF file
3852 header's processor-specific flags.
3853 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3854 Input_objects pointer type parameter.
3855 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3856 * target.h (Input_objects): New forward class declaration.
3857 (Target::processor_specific_flags,
3858 Target::are_processor_specific_flags_sect): New method definitions.
3859 (Target::finalize_sections): Add input_objects parameter.
3860 (Target::Target): Initialize processor_specific_flags_ and
3861 are_processor_specific_flags_set_.
3862 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3863 parameter.
3864 (Target::set_processor_specific_flags): New method definition.
3865 (Target::processor_specific_flags_,
3866 Target::are_processor_specific_flags_set_): New data member
3867 declarations.
3868 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3869 Input_objects pointer type parameter.
3870
ebabffbd
DK		 38712009-10-30 Doug Kwan <dougkwan@google.com>
3872
3873 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3874
ad0f2072
ILT		 38752009-10-28 Ian Lance Taylor <iant@google.com>
3876
3877 * object.h (class Relobj): Drop options parameter from
3878 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3879 do_scan_relocs, do_relocate. Change all callers.
3880 (class Sized_relobj): Drop options parameters from
3881 do_gc_process_relocs, do_scan_relocs, do_relocate,
3882 do_relocate_sections, relocate_sections, emit_relocs_scan,
3883 emit_relocs_scan_reltype. Change all callers.
3884 (struct Relocate_info): Remove options field and all references to
3885 it.
3886 * reloc.h (class Read_relocs): Remove options constructor
3887 parameter and options_ field. Change all callers.
3888 (class Gc_process_relocs, class Scan_relocs): Likewise.
3889 (class Relocate_task): Likewise.
3890 * target-reloc.h (scan_relocs): Remove options parameter. Change
3891 all callers.
3892 (scan_relocatable_relocs): Likewise.
3893 * target.h (class Sized_target): Remove options parameter from
3894 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3895 all callers.
3896 * gc.h (gc_process_relocs): Remove options parameter. Change all
3897 callers.
3898 * arm.cc: Update functions to remove options parameters.
3899 * i386.cc: Likewise.
3900 * powerpc.cc: Likewise.
3901 * sparc.cc: Likewise.
3902 * x86_64.cc: Likewise.
3903 * testsuite/testfile.cc: Likewise.
3904
8ffa3667
DK		 39052009-10-28 Doug Kwan <dougkwan@google.com>
3906
3907 * arm.cc (Arm_relobj): New class definition.
e1df38aa 3908 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 3909 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3910 New method definitions.
3911
40f36857
CC		 39122009-10-28 Cary Coutant <ccoutant@google.com>
3913
3914 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3915 (Plugin::cleanup_done_): New member.
3916 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3917 (Plugin_manager::cleanup_done_): Remove.
3918 (Plugin_manager::add_input_file): Edit error message.
3919 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3920 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3921
2c849493
ILT		 39222009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3923
3924 * fileread.cc: (File_read::View::~View): Use the new
3925 data_ownership_ filed.
3926 (File_read::~File_read): Dispose the new whole_file_view_.
3927 (File_read::open): Mmap the whole file if needed.
3928 (File_read::open): Use whole_file_view_ instead of contents_.
3929 (File_read::find_view): Use whole_file_view_ if applicable.
3930 (File_read::do_read): Use whole_file_view_ instead of contents_.
3931 (File_read::make_view): Use whole_file_view_ instead of contents_,
3932 update File_read::View::View call.
3933 (File_read::find_or_make_view): Update File_read::View::View
3934 call.
3935 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3936 remove contents_
3937 (File_read::View::Data_ownership): New enum.
3938 (File_read::View::View): Replace bool mapped_ with Data_ownership
3939 argument.
3940 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3941 (File_read::View::data_ownership_): New field.
3942 (File_read::contents_): Remove (replaced by whole_file_view_).
3943 (File_read::whole_file_view_): New field.
3944 * options.h (class General_options): Add --keep-files-mapped.
3945
24998053
CC		 39462009-10-27 Cary Coutant <ccoutant@google.com>
3947
3948 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3949 * testsuite/Makefile.am (plugin_test_5): New test case.
3950 * testsuite/Makefile.in: Regenerate.
3951
72adc4fa
DK		 39522009-10-25 Doug Kwan <dougkwan@google.com>
3953
3954 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3955 from private to protected to allow access by child class.
3956 (Sized_relobj::do_relocate_sections): New method declaration.
3957 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 3958 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 3959 Sized_relobj::relocate_sections. Instantiate template explicitly
3960 for different target sizes and endianity.
3961
07f508a2
DK		 39622009-10-24 Doug Kwan <dougkwan@google.com>
3963
3964 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3965 (Arm_input_section::as_arm_input_section): New method.
3966 (Arm_output_section): New class definition.
3967 (Arm_output_section::create_stub_group,
3968 Arm_output_section::group_sections): New method definitions.
3969
10ad9fe5
DK		 39702009-10-22 Doug Kwan <dougkwan@google.com>
3971
3972 * arm.cc (Arm_input_section): New class definition.
3973 (Arm_input_section::init, Arm_input_section:do_write,
3974 Arm_input_section::set_final_data_size,
3975 Arm_input_section::do_reset_address_and_file_offset): New method
3976 definitions.
3977
56ee5e00
DK		 39782009-10-21 Doug Kwan <dougkwan@google.com>
3979
3980 * arm.cc (Stub_table, Arm_input_section): New forward class
3981 declarations.
3982 (Stub_table): New class defintion.
3983 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3984 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3985 New method definition.
3986
b569affa
DK		 39872009-10-21 Doug Kwan <dougkwan@google.com>
3988
3989 * arm.cc: Update copyright comments.
3990 (Target_arm): New forward class template declaration.
3991 (Arm_address): New type.
3992 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3993 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3994 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3995 constants.
3996 (Insn_template): Same.
3997 (DEF_STUBS): New macro.
3998 (Stub_type): New enum type.
3999 (Stub_template): New class definition.
4000 (Stub): Same.
4001 (Reloc_stub): Same.
4002 (Stub_factory): Same.
4003 (Target_arm::Target_arm): Initialize may_use_blx_ and
4004 should_force_pic_veneer_.
4005 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4006 Target_arm::should_force_pic_veneer,
4007 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4008 Target_arm::using_thumb_only, Target_arm:;default_target): New
4009 method defintions.
4010 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4011 New data member declarations.
4012 (Insn_template::size, Insn_template::alignment): New method defintions.
4013 (Stub_template::Stub_template): New method definition.
4014 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4015 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4016 (Stub_factory::Stub_factory): New method definition.
4017 * gold.h (string_hash): New template.
4018 * output.h (Input_section_specifier::hash_value): Use
4019 gold::string_hash.
4020 (Input_section_specifier::string_hash): Remove.
4021 * stringpool.cc (Stringpool_template::string_hash): Use
4022 gold::string_hash.
4023
6c172549
DK		 40242009-10-20 Doug Kwan <dougkwan@google.com>
4025
4026 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4027 symbols of relaxed input sections.
4028 * output.h (Output_section::find_relaxed_input_section): Make
4029 method public.
4030
c5617f2f
DK		 40312009-10-16 Doug Kwan <dougkwan@google.com>
4032
4033 * dynobj.cc (Versions::Versions): Initialize version_script_.
4034 Only insert base version symbol definition for a shared object
4035 if version script defines any version versions.
4036 (Versions::define_base_version): New method definition.
4037 (Versions::add_def): Check that base version is not needed.
4038 (Versions::add_need): Define base version lazily.
4039 * dynobj.h (Versions::define_base_version): New method declaration.
4040 (Versions::needs_base_version_): New data member declaration.
4041 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4042 (check_DATA): Add no_version_test.stdout.
4043 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4044 New make rules.
4045 * testsuite/Makefile.in: Regenerate.
4046 * testsuite/no_version_test.c: New file.
4047 * testsuite/no_version_test.sh: Ditto.
4048
3c12dcdb
DK		 40492009-10-16 Doug Kwan <dougkwan@google.com>
4050
4051 * expression.cc (class Segment_start_expression): New class definition.
4052 (Segment_start_expression::value): New method definition.
4053 (script_exp_function_segment_start): Return a new
4054 Segment_start_expression.
4055 * gold/script-c.h (script_saw_segment_start_expression): New function
4056 prototype.
4057 * script-sections.cc (Script_sections::Script_sections): Initialize
4058 SAW_SEGMENT_START_EXPRESSION_ to false.
4059 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4060 and -Tbbs options to specify section addresses if given in
4061 command line and no SEGMENT_START expression is seen in a script.
4062 * script-sections.h (Script_sections::saw_segment_start_expression,
4063 Script_sections::set_saw_segment_start_expression): New method
4064 definition.
4065 (Script_sections::saw_segment_start_expression_): New data member
4066 declaration.
4067 * script.cc (script_saw_segment_start_expression): New function.
4068 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4069 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4070 script_test_7.sh and script_test_8.sh.
4071 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4072 script_test_8.stdout.
4073 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4074 (script_test_6, script_test_6.stdout, script_test_7,
4075 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4076 * Makefile.in: Regenerate.
4077 * testsuite/script_test_6.sh: New file.
4078 * testsuite/script_test_6.t: Same.
4079 * testsuite/script_test_7.sh: Same.
4080 * testsuite/script_test_7.t: Same.
4081 * testsuite/script_test_8.sh: Same.
4082
64b1ae37
DK		 40832009-10-16 Doug Kwan <dougkwan@google.com>
4084
4085 * output.cc (Output_segment::set_section_list_address): Cast
4086 expressions to unsigned long long type to avoid format warnings.
4087
661be1e2
ILT		 40882009-10-15 Ian Lance Taylor <iant@google.com>
4089
12edd763 4090 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 4091 dot assignment to script_sections_.
12edd763
ILT		 4092 * script-sections.cc (Script_sections::add_dot_assignment):
4093 Initialize if necessary.
4094
68b6574b
ILT		 4095 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4096 program headers with no load segment if there is a linker script.
4097
661be1e2
ILT		 4098 * layout.cc (Layout::set_segment_offsets): Align the file offset
4099 to the segment aligment for -N or -n with no load segment.
4100 * output.cc (Output_segment::add_output_section): Don't crash if
4101 the first section is a TLS section.
4102 (Output_segment::set_section_list_addresses): Print an error
4103 message if the address moves backward in a linker script.
4104 * script-sections.cc
4105 (Output_section_element_input::set_section_addresses): Don't
4106 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4107 (Orphan_output_section::set_section_addresses): Likewise.
4108
f15f61a7
DK		 41092009-10-15 Doug Kwan <dougkwan@google.com>
4110
4111 * layout.cc (Layout::finish_dynamic_section): Generate tags
4112 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4113 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4114 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4115
82bb573a
ILT		 41162009-10-14 Ian Lance Taylor <iant@google.com>
4117
4118 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4119 fields.
4120 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4121 data_shdr fields of relinfo.
4122 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4123 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4124 R_386_TLS_LDO_32, adjust based on section flags.
4125 (Target_i386::Relocate::fix_up_ldo): Remove.
4126
374ad285
ILT		 41272009-10-13 Ian Lance Taylor <iant@google.com>
4128
4129 Add support for -pie.
4130 * options.h (class General_options): Add -pie and
4131 --pic-executable.
4132 (General_options::output_is_position_independent): Test -pie.
4133 (General_options::output_is_executable): Return true if not shared
4134 and not relocatable.
4135 (General_options::output_is_pie): Remove.
4136 * options.cc (General_options::finalize): Reject incompatible uses
4137 of -pie.
4138 * gold.cc (queue_middle_tasks): A -pie link is not static.
4139 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4140 * symtab.cc (Symbol::final_value_is_known): Return false if
4141 output_is_position_independent.
4142 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4143 output_is_position_independent.
4144 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4145 output_is_position_independent.
4146 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4147 output_is_position_independent.
4148 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4149 two_file_pie_test.
4150 (basic_pie_test.o, basic_pie_test): New targets.
4151 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4152 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4153 (two_file_pie_test): New target.
4154 * testsuite/Makefile.in: Rebuild.
4155 * README: Remove note saying that -pie is not supported.
4156
c6585162
ILT		 41572009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4158
4159 * options.h (class General_options): Add -init and -fini.
4160 * layout.cc (Layout::finish_dynamic_section): Emit
4161 given init and fini functions.
4162
032ce4e9
ST		 41632009-10-13 Sriraman Tallam <tmsriram@google.com>
4164
4165 * gc.h (gc_process_relocs): Check if icf is enabled using new
4166 function.
4167 * gold.cc (queue_initial_tasks): Likewise.
4168 (queue_middle_tasks): Likewise.
4169 * object.cc (do_layout): Likewise.
4170 * symtab.cc (is_section_folded): Likewise.
4171 * main.cc (main): Likewise.
4172 * reloc.cc (Read_relocs::run): Likewise.
4173 (Sized_relobj::do_scan_relocs): Likewise.
4174 * icf.cc (is_function_ctor_or_dtor): New function.
4175 (Icf::find_identical_sections): Check if function is ctor or dtor when
4176 safe icf is chosen.
4177 * options.h (General_options::icf): Change option to be an enum.
4178 (Icf_status): New enum.
4179 (icf_enabled): New method.
4180 (icf_safe_folding): New method.
4181 (set_icf_status): New method.
4182 (icf_status_): New variable.
4183 * (options.cc) (General_options::finalize): Set icf_status_.
4184 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4185 icf_test and icf_keep_unique_test to use the --icf enum flag.
4186 * testsuite/icf_safe_test.sh: New file.
e1df38aa 4187 * testsuite/icf_safe_test.cc: New file.
032ce4e9 4188
f345227a
ST		 41892009-10-12 Sriraman Tallam <tmsriram@google.com>
4190
4191 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4192 includes to gc.h and icf.h.
4193 * arm.cc: Include gc.h.
4194 * gold.cc: Likewise.
4195 * i386.cc: Likewise.
4196 * powerpc.cc: Likewise.
4197 * sparc.cc: Likewise.
4198 * x86_64.cc: Likewise.
4199 * gc.h: Include icf.h.
4200
1c7814ed
ILT		 42012009-10-11 Ian Lance Taylor <iant@google.com>
4202
4203 * plugin.cc: Include "gold.h" before other header files.
4204
ae3b5189
CD		 42052009-10-10 Chris Demetriou <cgd@google.com>
4206
4207 * options.h (Input_file_argument::Input_file_type): New enum.
4208 (Input_file_argument::is_lib_): Replace with...
4209 (Input_file_argument::type_): New member.
4210 (Input_file_argument::Input_file_argument): Take Input_file_type
4211 'type' rather than boolean 'is_lib' as second argument.
4212 (Input_file_argument::is_lib): Use type_.
4213 (Input_file_argument::is_searched_file): New function.
4214 (Input_file_argument::may_need_search): Handle is_searched_file.
4215 * options.cc (General_options::parse_library): Support -l:filename.
4216 (General_options::parse_just_symbols): Update for Input_file_argument
4217 changes.
4218 (Command_line::process): Likewise.
4219 * archive.cc (Archive::get_file_and_offset): Likewise.
4220 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4221 * script.cc (read_script_file, script_add_file): Likewise.
4222 * fileread.cc (Input_file::Input_file): Likewise.
4223 (Input_file::will_search_for): Handle is_searched_file.
4224 (Input_file::open): Likewise.
4225 * readsyms.cc (Read_symbols::get_name): Likewise.
4226 * testsuite/Makefile.am (searched_file_test): New test.
4227 * testsuite/Makefile.in: Regenerate.
4228 * testsuite/searched_file_test.cc: New file.
4229 * testsuite/searched_file_test_lib.cc: New file.
4230
f3048a1d
ILT		 42312009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4232 Ian Lance Taylor <iant@google.com>
4233
4234 * descriptor.cc: Include <cstdio> and "binary-io.h".
4235 (Descriptors::open): Open the files in binary mode always.
4236 * script.cc (Lex::get_token): Treat \r as whitespace.
4237
d4780e57
ILT		 42382009-10-09 Ian Lance Taylor <iant@google.com>
4239
4240 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4241
d9a893b8
ILT		 42422009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4243 Ian Lance Taylor <iant@google.com>
4244
4245 * configure.ac: Check for readv function also.
4246 * fileread.cc (readv): Define if not HAVE_READV.
4247 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4248 does not exist.
4249 * config.in: Regenerate.
4250 * configure: Regenerate.
4251
c0a62865
DK		 42522009-10-09 Doug Kwan <dougkwan@google.com>
4253
4254 * layout.cc (Layout::make_output_section): Call target hook to make
4255 ordinary output section.
4256 (Layout::finalize): Adjust parameter list of call the
4257 Target::may_relax().
4258 * layout.h (class Layout::section_list): New method.
4259 * merge.h (Output_merge_base::entsize): Change visibility to public.
4260 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4261 New methods.
4262 (Output_merge_string::do_is_string): New method.
4263 * object.cc (Sized_relobj::do_setup): renamed from
4264 Sized_relobj::set_up.
4265 * object.h (Sized_relobj::adjust_shndx,
4266 Sized_relobj::initializ_input_to_output_maps,
4267 Sized_relobj::free_input_to_output_maps): Change visibilities to
4268 protected.
4269 (Sized_relobj::setup): Virtualize.
4270 (Sized_relobj::do_setup): New method declaration.
4271 (Sized_relobj::invalidate_section_offset,
4272 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4273 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4274 * options.cc (parse_int): New function.
4275 * options.h (parse_int): New declaration.
4276 (DEFINE_int): New macro.
4277 (stub_group_size): New option.
4278 * output.cc (Output_section::Output_section): Initialize memebers
4279 merge_section_map_, merge_section_by_properties_map_,
4280 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4281 (Output_section::add_input_section): Handled deferred code-fill
4282 generation and remove an old comment.
4283 (Output_section::add_relaxed_input_section): New method definition.
4284 (Output_section::add_merge_input_section): Use merge section by
4285 properties map to speed to search. Update merge section maps
4286 as appropriate.
4287 (Output_section::build_relaxation_map): New method definition.
4288 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4289 Same.
4290 (Output_section::relax_input_section): Renamed to
4291 Output_section::convert_input_sections_to_relaxed_sections and change
4292 interface to take a vector of pointers to relaxed sections.
4293 (Output_section::find_merge_section,
4294 Output_section::find_relaxed_input_section): New method definitions.
4295 (Output_section::is_input_address_mapped,
4296 Output_section::output_offset, Output_section::output_address):
4297 Use output section data maps to speed up searching.
4298 (Output_section::find_starting_output_address): Add comments.
4299 (Output_section::do_write,
4300 Output_section::write_to_postprocessing_buffer): Do code-fill
4301 generation as appropriate.
4302 (Output_section::get_input_sections): Invalidate relaxed input section
4303 map.
4304 (Output_section::restore_states): Adjust type of checkpoint .
4305 Invalidate relaxed input section map.
4306 * output.h (Output_merge_base): New class declaration.
4307 (Input_section_specifier): New class defintion.
4308 (class Output_relaxed_input_section) Change base class to
4309 Output_section_data_build.
4310 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4311 base class initializer.
4312 (Output_section::add_relaxed_input_section): New method declaration.
4313 (Output_section::Input_section): Change visibility to protected.
4314 (Output_section::Input_section::relobj,
4315 Output_section::Input_section::shndx): Handle relaxed input sections.
4316 Output_section::input_sections) Change visibility to protected. Also
4317 define overload to return a non-const pointer.
4318 (Output_section::Merge_section_properties): New class defintion.
4319 (Output_section::Merge_section_by_properties_map,
4320 Output_section::Output_section_data_by_input_section_map,
4321 Output_section::Relaxation_map): New types.
4322 (Output_section::relax_input_section): Rename method to
4323 Output_section::convert_input_sections_to_relaxed_sections and change
4324 interface to take a vector of relaxed section pointers.
4325 (Output_section::find_merge_section,
4326 Output_section::find_relaxed_input_section,
4327 Output_section::build_relaxation_map,
4328 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4329 New method declarations.
4330 (Output_section::merge_section_map_
4331 Output_section::merge_section_by_properties_map_,
4332 Output_section::relaxed_input_section_map_,
4333 Output_section::is_relaxed_input_section_map_valid_,
4334 Output_section::generate_code_fills_at_write_): New data members.
4335 * script-sections.cc
4336 (Output_section_element_input::set_section_addresses): Call
4337 current_data_size and addralign methods of relaxed input sections.
4338 (Orphan_output_section::set_section_addresses): Call current_data_size
4339 and addralign methods of relaxed input sections.
4340 * symtab.cc (Symbol_table::compute_final_value): Extract template
4341 from the body of Symbol_table::sized_finalize_symbol.
4342 (Symbol_table::sized_finalized_symbol): Call
4343 Symbol_table::compute_final_value.
4344 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4345 (Symbol_table::compute_final_value): New templated method declaration.
4346 * target.cc (Target::do_make_output_section): New method defintion.
4347 * target.h (Target::make_output_section): New method declaration.
4348 (Target::relax): Add more parameters for input objects, symbol table
4349 and layout. Adjust call to do_relax.
4350 (Target::do_make_output_section): New method declaration.
4351 (Target::do_relax): Add parameters for input objects, symbol table
4352 and layout.
4353
d446d6c4
ILT		 43542009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4355
4356 * pread.c: Include stdio.h.
4357
bc06c745
ILT		 43582009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4359
4360 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4361 defined.
4362
75aea3d0
ILT		 43632009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4364
4365 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4366 Change read_shndx type to unsigned int.
4367 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4368 int.
4369 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4370 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4371 Change read_shndx type to unsigned int.
4372 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4373 int.
4374 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4375 * layout.cc (Layout::create_symtab_sections): Cast the result of
4376 local_symcount * symsize to off_t in the gold_assert.
4377
be8fcb75
ILT		 43782009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4379
4380 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4381 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4382 R_ARM_BASE_ABS.
4383 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4384 (Arm_relocate_functions::thm_abs5): New function.
4385 (Arm_relocate_functions::abs12): New function.
4386 (Arm_relocate_functions::abs16): New function.
4387 (Arm_relocate_functions::base_abs): New function.
4388 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4389 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4390 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4391 R_ARM_BASE_ABS.
4392 (Scan::global): Likewise.
4393 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4394 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4395 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4396 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4397 R_ARM_BASE_ABS.
4398
c2a122b6
ILT		 43992009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4400
4401 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4402 (Arm_relocate_functions::movt_prel): New function.
4403 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4404 (Arm_relocate_functions::thm_movt_prel): New function.
4405 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4406 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4407 (Scan::global, Relocate::relocate): Likewise.
4408 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4409
c4aa1e2d
ILT		 44102009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4411
4412 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4413 Incremental_checker.
4414 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4415 unsigned int.
4416 (class Incremental_inputs_header): New class.
4417 (Incremental_inputs_header_writer): Edit comment.
4418 (Incremental_inputs_entry): New class.
4419 (Incremental_inputs_entry_writer): Edit comment.
4420 (Sized_incremental_binary::do_find_incremental_inputs_section):
4421 Add *strtab_shndx parameter, fill it.
4422 (Sized_incremental_binary::do_check_inputs): New method.
4423 (Incremental_checker::can_incrementally_link_output_file): Use
4424 Sized_incremental_binary::check_inputs.
4425 (Incremental_inputs::report_command_line): Save command line in
4426 command_line_.
4427 * incremental.h:
4428 (Incremental_binary::find_incremental_inputs_section): New
4429 method.
4430 (Incremental_binary::do_find_incremental_inputs_section): Add
4431 strtab_shndx parameter.
4432 (Incremental_binary::do_check_inputs): New pure virtual method.
4433 (Sized_incremental_binary::do_check_inputs): Declare.
4434 (Incremental_checker::Incremental_checker): Add incremental_inputs
4435 parameter, use it to initialize incremental_inputs_.
4436 (Incremental_checker::incremental_inputs_): New field.
4437 (Incremental_checker::command_line): New method.
4438 (Incremental_checker::inputs): New method.
4439 (Incremental_checker::command_line_): New field.
4440
c549a694
ILT		 44412009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4442
4443 * incremental.cc: Include <cstdarg> and "target-select.h".
4444 (vexplain_no_incremental): New function.
4445 (explain_no_incremental): New function.
4446 (Incremental_binary::error): New method.
4447 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4448 method.
4449 (make_sized_incremental_binary): New function.
4450 (open_incremental_binary): New function.
4451 (can_incrementally_link_file): Add checks if output is ELF and has
4452 inputs section.
4453 * incremental.h: Include "elfcpp_file.h" and "output.h".
4454 (Incremental_binary): New class.
4455 (Sized_incremental_binary): New class.
4456 (open_incremental_binary): Declare.
4457 * object.cc (is_elf_object): Use
4458 elfcpp::Elf_recognizer::is_elf_file.
4459 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4460 * output.h (Output_file::filesize): New method.
4461
fd3c5f0b
ILT		 44622009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4463
4464 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4465 New function.
4466 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4467 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4468 function.
4469 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4470 function.
4471 (Arm_relocate_functions::movw_abs_nc): New function.
4472 (Arm_relocate_functions::movt_abs): New function.
4473 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4474 (Arm_relocate_functions::thm_movt_abs): New function.
4475 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4476 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4477 (Scan::global): Likewise.
4478 (Relocate::relocate): Likewise.
4479 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4480
7f5309a5
ILT		 44812009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4482
4483 * arm.cc (Arm_relocate_functions::got_prel) New function.
4484 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4485 (Relocate::relocate): Likewise.
4486 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4487
364c7fa5
ILT		 44882009-10-06 Ian Lance Taylor <iant@google.com>
4489
4490 * options.h (class General_options): Define
4491 split_stack_adjust_size parameter.
4492 * object.h (class Object): Add uses_split_stack_ and
4493 has_no_split_stack_ fields. Add uses_split_stack and
4494 has_no_split_stack accessor functions. Declare
4495 handle_split_stack_section.
4496 (class Reloc_symbol_changes): Define.
4497 (class Sized_relobj): Define Function_offsets. Declare
4498 split_stack_adjust, split_stack_adjust_reltype, and
4499 find_functions.
4500 * object.cc (Object::handle_split_stack_section): New function.
4501 (Sized_relobj::do_layout): Call handle_split_stack_section.
4502 * dynobj.cc (Sized_dynobj::do_layout): Call
4503 handle_split_stack_section.
4504 * reloc.cc (Sized_relobj::relocate_sections): Call
4505 split_stack_adjust for executable sections in split_stack
4506 objects. Pass reloc_map to relocate_section.
4507 (Sized_relobj::split_stack_adjust): New function.
4508 (Sized_relobj::split_stack_adjust_reltype): New function.
4509 (Sized_relobj::find_functions): New function.
4510 * target-reloc.h: Include "object.h".
4511 (relocate_section): Add reloc_symbol_changes parameter. Change
4512 all callers.
4513 * target.h (class Target): Add calls_non_split method. Declare
4514 do_calls_non_split virtual method. Declare match_view and
4515 set_view_to_nop.
4516 * target.cc: Include "elfcpp.h".
4517 (Target::do_calls_non_split): New function.
4518 (Target::match_view): New function.
4519 (Target::set_view_to_nop): New function.
4520 * gold.cc (queue_middle_tasks): Give an error if mixing
4521 split-stack and non-split-stack objects with -r.
4522 * i386.cc (Target_i386::relocate_section): Add
4523 reloc_symbol_changes parameter.
4524 (Target_i386::do_calls_non_split): New function.
4525 * x86_64.cc (Target_x86_64::relocate_section): Add
4526 reloc_symbol_changes parameter.
4527 (Target_x86_64::do_calls_non_split): New function.
4528 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4529 parameter.
4530 * powerpc.cc (Target_powerpc::relocate_section): Add
4531 reloc_symbol_changes parameter.
4532 * sparc.cc (Target_sparc::relocate_section): Add
4533 reloc_symbol_changes parameter.
4534 * configure.ac: Call AM_CONDITIONAL for the default target.
4535 * configure: Rebuild.
4536 * testsuite/Makefile.am (TEST_AS): New variable.
4537 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4538 (check_DATA): Add split_i386 and split_x86_64 files.
4539 (SPLIT_DEFSYMS): Define.
4540 (split_i386_[1234n].o): New targets.
4541 (split_i386_[124]): New targets.
4542 (split_i386_[1234r].stdout): New targets.
4543 (split_x86_64_[1234n].o): New targets.
4544 (split_x86_64_[124]): New targets.
4545 (split_x86_64_[1234r].stdout): New targets.
4546 (MOSTLYCLEANFILES): Add new executables.
4547 * testsuite/split_i386.sh: New file.
4548 * testsuite/split_x86_64.sh: New file.
4549 * testsuite/split_i386_1.s: New file.
4550 * testsuite/split_i386_2.s: New file.
4551 * testsuite/split_i386_3.s: New file.
4552 * testsuite/split_i386_4.s: New file.
4553 * testsuite/split_i386_n.s: New file.
4554 * testsuite/split_x86_64_1.s: New file.
4555 * testsuite/split_x86_64_2.s: New file.
4556 * testsuite/split_x86_64_3.s: New file.
4557 * testsuite/split_x86_64_4.s: New file.
4558 * testsuite/split_x86_64_n.s: New file.
4559 * testsuite/testfile.cc (Target_test): Update relocation_section
4560 function.
4561 * testsuite/Makefile.in: Rebuild.
4562
e8a9fcda
ILT		 45632009-10-06 Ian Lance Taylor <iant@google.com>
4564
4565 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4566 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4567 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4568 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4569 the address on ldo_addrs_.
4570 (Target_i386::Relocate::fix_up_ldo): New function.
4571
e99daf92
ILT		 45722009-10-06 Rafael Espindola <espindola@google.com>
4573
4574 * plugin.cc (add_input_library): New.
4575 (Plugin::load): Add add_input_library to tv.
4576 (Plugin_manager::add_input_file): Add the is_lib argument.
4577 (add_input_file): Update call to Plugin_manager::add_input_file.
4578 (add_input_library): New.
4579 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4580
966d4097
DK		 45812009-09-30 Doug Kwan <dougkwan@google.com>
4582
4583 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4584 symbol and call Symbol::may_need_copy_reloc to determine if
4585 a copy reloc is needed.
4586 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4587 nocopyreloc is given in command line.
4588 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4589 given in command line.
4590 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4591 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4592 of the removed Target_i386::may_need_copy_reloc.
4593 * options.h (copyreloc): New option with default value false.
4594 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4595 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4596 instead of the removed Target_powerpc::may_need_copy_reloc.
4597 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4598 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4599 instead of the removed Target_sparc::may_need_copy_reloc.
4600 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4601 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4602 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4603 instead of the removed Target_x86_64::may_need_copy_reloc.
4604
029ba973
ILT		 46052009-09-30 Ian Lance Taylor <iant@google.com>
4606
4607 * object.h (class Object): Remove target_ field, and target,
4608 sized_target, and set_target methods.
4609 (Object::sized_target): Remove.
4610 (class Sized_relobj): Update declarations. Remove sized_target.
4611 * object.cc (Sized_relobj::setup): Remove target parameter.
4612 Change all callers.
4613 (Input_objects::add_object): Don't do anything with the target.
4614 (make_elf_sized_object): Add punconfigured parameter. Change all
4615 callers. Set or test parameter target.
4616 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4617 Change all callers.
4618 * parameters.cc (Parameters::set_target): Change parameter type to
4619 be non-const.
4620 (Parameters::default_target): Remove.
4621 (set_parameters_target): Change parameter type to be non-const.
4622 (parameters_force_valid_target): New function.
4623 (parameters_clear_target): New function.
4624 * parameters.h (class Parameters): Update declarations. Remove
4625 default_target method. Add sized_target and clear_target
4626 methods. Change target_ to be non-const.
4627 (set_parameters_target): Update declaration.
4628 (parameters_force_valid_target): Declare.
4629 (parameters_clear_target): Declare.
4630 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4631 as NULL if we aren't searching.
4632 (Add_symbols::run): Don't check for compatible target.
4633 * fileread.cc (Input_file::open_binary): Call
4634 parameters_force_valid_target.
4635 * gold.cc (queue_middle_tasks): Likewise.
4636 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4637 set_target on object.
4638 * dynobj.h (class Sized_dynobj): Update declarations.
4639 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4640 make_elf_object returns NULL.
4641 (Archive::include_member): Don't check whether object target is
4642 compatible.
4643 * output.cc (Output_section::add_input_section): Get target from
4644 parameters.
4645 (Output_section::relax_input_section): Likewise.
4646 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4647 parameters.
4648 (Sized_relobj::do_scan_relocs): Likewise.
4649 (Sized_relobj::relocate_sections): Likewise.
4650 * resolve.cc (Symbol_table::resolve): Likewise.
4651 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4652 parameter. Change all callers.
4653 (Symbol_table::add_from_object): Get target from parameters.
4654 (Symbol_table::add_from_relobj): Don't check object target.
4655 (Symbol_table::add_from_dynobj): Likewise.
4656 (Symbol_table::define_special_symbol): Get target from
4657 parameters.
4658 * symtab.h (class Symbol_table): Update declaration.
4659 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4660 parameter. Change all callers. Clear parameter target.
4661 (Binary_test): Test target here.
4662 * testsuite/object_unittest.cc (gold_testsuite): Remove
4663 target_test_pointer parameter. Change all callers.
4664 (Object_test): Test target here.
4665
a6a22b83
ILT		 46662009-09-26 Ian Lance Taylor <iant@google.com>
4667
4668 * testsuite/initpri1.c: Don't try to use constructor priorities if
4669 compiling with gcc before 4.3.
4670
6a8f49fe
ILT		 46712009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4672
4673 * testsuite/retain_symbols_file_test.sh (check_present): Change
4674 output file name to retain_symbols_file_test.stdout.
4675 (check_absent): Likewise.
4676
8c604651
CS		 46772009-09-18 Craig Silverstein <csilvers@google.com>
4678
4679 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4680 * options.cc: Include <cerrno> and <fstream>.
4681 (General_options::finalize): Parse -retain-symbols-file tag.
4682 * options.h: New flag.
4683 (General_options): New method should_retain_symbol, new
4684 variable symbols_to_retain.
4685 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4686 should_retain_symbol map.
4687 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4688 * testsuite/Makefile.in: Regenerate.
4689 * testsuite/retain_symbols_file_test.sh: New file.
4690
ca58b19f
NC		 46912009-09-18 Nick Clifton <nickc@redhat.com>
4692
4693 * po/es.po: Updated Spanish translation.
4694
20e6d0d6
DK		 46952009-09-17 Doug Kwan <dougkwan@google.com>
4696
4697 * debug.h (DEBUG_RELAXATION): New constant.
4698 (DEBUG_ALL): Add DEBUG_RELAXATION.
4699 (debug_string_to_enum): Add relaxation debug option.
4700 * layout.cc
4701 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4702 Layout::Relaxation_debug_check::read_sections,
4703 Layout::Relaxation_debug_check::read_sections): New method definitions.
4704 (Layout::Layout): Initialize data members
4705 record_output_section_data_from_scrips_,
4706 script_output_section_data_list_ and relaxation_debug_check_.
4707 (Layout::save_segments, Layout::restore_segments,
4708 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4709 Layout::relaxation_loop_body): New method definitions.
4710 (Layout::finalize): Support relaxation. Move section layout code to
4711 Layout::relaxation_loop_body.
4712 (Layout::set_asection_address_from_script): Move code for orphan
4713 section placement out.
4714 (Layout::place_orphan_sections_in_script): New method definition.
4715 * layout.h (Output_segment_headers, Output_file_header):
4716 New forward class declarations.
4717 (Layout::~Layout): Define.
4718 (Layout::new_output_section_data_from_script): New method definition.
4719 (Layout::place_orphan_sections_in_script): New method declaration.
4720 (Layout::Segment_states): New type declaration.
4721 (Layout::save_segments, Layout::restore_segments,
4722 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4723 Layout::relaxation_loop_body): New method declarations.
4724 (Layout::Output_section_data_list): New type declaration.
4725 (Layout::Relaxation_debug_check): New class definition.
4726 (Layout::record_output_section_data_from_script_,
4727 Layout::script_output_section_data_list_, Layout::segment_states_,
4728 Layout::relaxation_debug_check_): New data members.
4729 * output.cc: (Output_section_headers::do_size): New method definition.
4730 (Output_section_headers::Output_section_headers): Move size
4731 computation to Output_section_headers::do_size.
4732 (Output_segment_headers::do_size): New method definition.
e1df38aa 4733 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 4734 Output_file_header::do_size and call it.
4735 (Output_file_header::do_size): New method definition.
4736 (Output_data_group::Output_data_group): Adjust call to
4737 Output_section_data.
4738 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4739 (Output_symtab_xindex::do_write): Add array bound check.
4740 (Output_section::Input_section::print_to_mapfile): Handle
4741 RELAXED_INPUT_SECTION_CODE.
4742 (Output_section::Output_section): Initialize data member checkpoint_.
4743 (Output_section::~Output_section): Delete checkpoint object pointed
4744 by checkpoint_.
4745 (Output_section::add_input_section): Always add an Input_section if
4746 relaxing.
4747 (Output_section::add_merge_input_section): Add assert.
4748 (Output_section::relax_input_section): New method definition.
4749 (Output_section::set_final_data_size): Set load address to zero for
4750 an unallocated section.
4751 (Output_section::do_address_and_file_offset_have_reset_values):
4752 New method definition.
4753 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4754 Handle relaxed input section.
4755 (Output_section::sort_attached_input_sections): Checkpoint input
4756 section list lazily.
4757 (Output_section::get_input_sections): Change type of input_sections to
4758 list of Simple_input_section pointers. Checkpoint input section list
4759 lazily. Also handle relaxed input sections.
4760 (Output_section::add_input_section_for_script): Take a reference to
4761 a Simple_input_section object instead of Relobj pointer and section
4762 index as parameter. Handle relaxed input sections.
4763 (Output_section::save_states, Output_section::restore_states): New
4764 method definitions.
4765 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4766 (Output_data::is_data_size_fixed): New method definition.
4767 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4768 if it is fixed.
4769 (Output_data::address_and_file_offset_have_reset_values): New method
4770 definition.
4771 (Output_data::do_address_and_file_offset_have_reset_values): New method
4772 definition.
4773 (Output_data::set_data_size): Check that data size is not fixed.
4774 (Output_data::fix_data_size): New method definition.
4775 (Output_data::is_data_size_fixed_): New data member.
4776 (Output_section_headers::set_final_data_size): New method definition.
4777 (Output_section_headers::do_size): New method declaration.
4778 (Output_segment_headers::set_final_data_size): New method definition.
4779 (Output_segment_headers::do_size): New method declaration.
4780 (Output_file_header::set_final_data_size)::New method definition.
4781 (Output_file_header::do_size)::New method declaration.
4782 (Output_section_data::Output_section_data): Add new parameter
4783 is_data_size_fixed and use it to fix data size.
4784 (Output_data_const::Output_data_const): Adjust call to base class
4785 constructor and fix data size.
4786 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4787 base class constructor and fix data size.
4788 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4789 base class constructor and fix data size.
4790 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4791 class constructor and fix data size.
4792 (Output_data_group::set_final_data_size): New method definition.
4793 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4794 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4795 class constructor and fix data size.
4796 (Output_relaxed_input_section): New class definition.
4797 (Output_section::Simple_input_section): New class definition.
4798 (Output_section::get_input_sections): Adjust parameter list.
4799 (Output_section::add_input_section_for_script): Same.
4800 (Output_section::save_states, Output_section::restore_states,
4801 Output_section::do_address_and_file_offset_have_reset_values,
4802 (Output_section::Input_section::Input_section): Handle
4803 RELAXED_INPUT_SECTION_CODE. Add new overload for
4804 Output_relaxed_input_section.
4805 (Output_section::Input_section::is_input_section,
4806 Output_section::Input_section::set_output_section): Handle relaxed
4807 input section.
4808 (Output_section::Input_section::is_relaxed_input_section,
4809 Output_section::Input_section::output_section_data,
4810 Output_section::Input_section::relaxed_input_section): New method
4811 definitions.
4812 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4813 value.
4814 (Output_section::Input_section::u1_): Update comments.
4815 (Output_section::Input_section::u2_): Add new union member poris.
4816 (Output_section::Checkpoint_output_section): New classs definition.
4817 (Output_section::relax_input_section): New method declaration.
4818 (Output_section::checkpoint_): New data member.
4819 (Output_segment): Update comments.
4820 (Output_segment::Output_segment): Un-privatize copy constructor.
4821 (Output_segment::operator=): Un-privatize.
4822 * script-sections.cc (Output_section_element::Input_section_list):
4823 Change element type to Output_section::Simple_input_section.
4824 (Output_section_element_dot_assignment::set_section_addresses):
4825 Register output section data for relaxation clean up.
4826 (Output_data_exression::Output_data_expression): Adjust call to base
4827 constructor to fix data size.
4828 (Output_section_element_data::set_section_addresses): Register
4829 Output_data_expression object for relaxation clean up.
4830 (struct Input_section_info): Replace Relobj pointer and section index
4831 pair with Output_section::Simple_input_section and Convert struct to a
4832 class.
4833 (Input_section_sorter::operator()): Adjust access to
e1df38aa 4834 Input_section_info data member to use accessors.
20e6d0d6
DK		 4835 (Output_section_element_input::set_section_addresses): Use layout
4836 parameter. Adjust code to use Output_section::Simple_input_section
4837 and Input_secction_info classes. Register filler for relaxation
4838 clean up.
4839 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4840 and section index pair with Output_section::Simple_input_section
4841 class. Adjust code accordingly.
4842 (Phdrs_element::release_segment): New method definition.
4843 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4844 segment list.
4845 (Script_sections::release_segments): New method definition.
4846 * gold/script-sections.h (Script_sections::release_segments): New
4847 method declaration.
4848 * gold/target.h (Target::may_relax, Target::relax,
4849 Target::do_may_relax, Target::do_relax): New method definitions.
4850
5e445df6
ILT		 48512009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4852
4853 * arm.cc (has_signed_unsigned_overflow): New function.
4854 (Arm_relocate_functions::abs8): New function.
4855 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4856 (Target_arm::Scan::global): Likewise.
4857 (Target_arm::relocate::relocate): Likewise.
4858 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4859 Likewise.
4860
8c604651 48612009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 4862
4863 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4864 * testsuite/Makefile.in: Regenerate.
4865
1e9cc1c2
NC		 48662009-09-11 Nick Clifton <nickc@redhat.com>
4867
4868 * po/gold.pot: Updated by the Translation project.
4869
6a89f575
CC		 48702009-09-08 Cary Coutant <ccoutant@google.com>
4871
4872 * output.cc (Output_file::open): Add execute permission to empty file.
4873 * testsuite/Makefile.am (permission_test): New test.
4874 * testsuite/Makefile.in: Regenerate.
4875
fdcac5af
ILT		 48762009-09-02 Ian Lance Taylor <iant@google.com>
4877
4878 * output.cc (Output_file::resize): Call map_no_anonymous rather
4879 than map.
4880
44453f85
ILT		 48812009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4882
4883 * gold.cc: Include "incremental.h".
4884 (queue_initial_tasks): Call Incremental_checker methods.
4885 * incremental.cc: Include "output.h".
4886 (Incremental_checker::can_incrementally_link_output_file): New
4887 method.
4888 * incremental.h (Incremental_checker): New class.
4889
4890 * output.cc (Output_file::open_for_modification): New method.
4891 (Output_file::map_anonymous): Changed return type to bool. Record
4892 map in base_ field.
4893 (Output_file::map_no_anonymous): New method, broken out of map.
4894 (Output_file::map): Use map_no_anonymous and map_anonymous.
4895 * output.h (class Output_file): Update declarations.
4896
293c1386
CC		 48972009-08-24 Cary Coutant <ccoutant@google.com>
4898
4899 * options.h (Command_line::Pre_options): New class.
4900 (Command_line::pre_options): New member.
4901 * options.cc (gold::options::ready_to_register): New variable.
4902 (One_option::register_option): Do nothing if not registering options.
4903 Assert if same short option registered twice.
4904 (General_options::General_options): Turn off option registration when
4905 done constructing.
4906 (Command_line::Pre_options::Pre_options): New constructor.
4907
f773f3d2
CC		 49082009-08-24 Cary Coutant <ccoutant@google.com>
4909
06a73cfe
CC		 4910 * options.h (General_options::no_keep_memory): Remove incorrect
4911 short option.
f773f3d2 4912
a15af8e2
RW		 49132009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4914
4915 * Makefile.am (am__skiplex, am__skipyacc): New.
4916 * Makefile.in: Regenerate.
4917
c462b41b
RW		 49182009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4919
14ec8efd
RW		 4920 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4921 (INCLUDES): ... this.
4922 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4923 (AM_CPPFLAGS): Renamed from ...
4924 (INCLUDE): ... this.
4925 * Makefile.in, testsuite/Makefile.in: Regenerate.
4926
81ecdfbb
RW		 4927 * Makefile.in: Regenerate.
4928 * aclocal.m4: Likewise.
4929 * config.in: Likewise.
4930 * configure: Likewise.
4931 * testsuite/Makefile.in: Likewise.
4932
c462b41b
RW		 4933 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4934 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4935 * Makefile.in: Regenerate.
4936 * testsuite/Makefile.in: Regenerate.
4937
2da73f13
CC		 49382009-08-19 Cary Coutant <ccoutant@google.com>
4939
4940 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4941 symbols in shared libraries overridden by hidden or internal symbols
4942 in the main program.
4943
2db70501
CD		 49442009-08-19 Chris Demetriou <cgd@google.com>
4945
4946 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4947 checking source file names in error messages.
4948
f733487b
DK		 49492009-08-18 Doug Kwan <dougkwan@google.com>
4950
4951 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4952 an elcpp::Ehdr as parameter. Adjust call to set_target.
4953 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4954 an elfcpp::Ehdr as parameter.
4955 * object.cc (Object::set_target): Remove the version that looks up
4956 a target and sets it.
4957 (Sized_relobj::setup): Take a Target object instead of
4958 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4959 (make_elf_sized_object): Find target and ask target to
4960 make an ELF object.
4961 * object.h: (Object::set_target): Remove the version that looks up
4962 a target and sets it.
4963 (Sized_relobj::setup): Take a Target object instead of
4964 an elfcpp:Ehdr as parameter.
4965 * target.cc: Include dynobj.h.
4966 (Target::do_make_elf_object_implementation): New.
4967 (Target::do_make_elf_object): New.
4968 * target.h (Target::make_elf_object): New template declaration.
4969 (Target::do_make_elf_object): New method declarations.
4970 (Target::do_make_elf_object_implementation): New template declaration.
4971
cc70f101
ILT		 49722009-08-14 Ian Lance Taylor <iant@google.com>
4973
4974 * gold.h (FUNCTION_NAME): Define.
4975 (gold_unreachable): Use FUNCTION_NAME.
4976
ef5e0cb1
ST		 49772009-08-12 Sriraman Tallam <tmsriram@google.com>
4978
4979 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4980 symbol in the --keep-unique list is not found.
4981
48c187ce
ST		 49822009-08-12 Sriraman Tallam <tmsriram@google.com>
4983
4984 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4985 been maked as --keep-unique.
4986 (Icf::unfold_section): New function.
4987 * icf.h (Icf::unfold_section): New function.
4988 * options.h (General_options::keep_unique): New option.
4989 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4990 * testsuite/Makefile.in: Regenerate.
4991 * testsuite/icf_keep_unique_test.sh: New file.
4992 * testsuite/icf_keep_unique_test.cc: New file.
4993
645afe0c
CC		 49942009-08-12 Cary Coutant <ccoutant@google.com>
4995
4996 PR 10471
4997 * resolve.cc (Symbol_table::resolve): Check for references from
4998 dynamic objects to hidden and internal symbols.
4999 * testsuite/Makefile.am (hidden_test.sh): New test.
5000 * testsuite/Makefile.in: Regenerate.
5001 * testsuite/hidden_test.sh: New script.
5002 * testsuite/hidden_test_1.c: New test source.
5003 * testsuite/hidden_test_main.c: New test source.
5004
11af873f
DK		 50052009-08-11 Doug Kwan <dougkwan@google.com>
5006
5007 * arm.cc: Update comments.
5008 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5009 segment to locate the .ARM.exidx section if present.
5010
b9f7d72d
DK		 50112009-08-09 Doug Kwan <dougkwan@google.com>
5012
5013 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5014 patch.
5015
ddd3c53c
ST		 50162009-08-07 Sriraman Tallam <tmsriram@google.com>
5017 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5018 compiler warnings.
5019
27721062
ST		 50202009-08-06 Sriraman Tallam <tmsriram@google.com>
5021
5022 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5023 valid tls_segment only for non-debug-section relocations.
5024 * testsuite/Makefile.am: Add gc_tls_test.
5025 * testsuite/Makefile.in: Regenerate.
5026 * testsuite/gc_tls_test.cc: New file.
5027 * testsuite/gc_tls_test.sh: New file.
5028
ef15dade 50292009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5030
ef15dade
ST		 5031 * icf.cc: New file.
5032 * icf.h: New file.
5033 * Makefile.am (CCFILES): Add icf.cc.
5034 (HFILES): Add icf.h
5035 * Makefile.in: Regenerate.
5036 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5037 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5038 section, symbol and addend information for the relocs.
5039 * gold.cc (queue_middle_tasks): Call identical code folding.
5040 * gold.h: Add defines for multimap.
5041 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5042 to the call of finalize_local_symbols.
5043 * main.cc (main): Create object of class Icf.
5044 * object.cc (Sized_relobj::do_layout): Allow this function to be
5045 called twice during icf.
5046 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5047 to sections marked as identical by icf.
5048 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5049 when available.
5050 (Sized_relobj::do_section_entsize): New function.
5051 * object.h (Object::section_entsize): New function.
5052 (Object::do_section_entsize): New pure virtual function.
5053 (Relobj::finalize_local_symbols): Add new parameter.
5054 (Relobj::do_section_entsize): New function.
5055 * options.h (General_options::icf): New option.
5056 (General_options::icf_iterations): New option.
5057 (General_options::print_icf_sections): New option.
5058 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5059 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5060 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5061 icf.
5062 * symtab.cc (Symbol_table::is_section_folded): New function.
5063 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5064 to sections marked as identical by icf.
5065 * symtab.h (Symbol_table::set_icf): New function.
5066 (Symbol_table::icf): New function.
5067 (Symbol_table::is_section_folded): New function.
5068 (Symbol_table::icf_): New data member.
5069 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5070 * testsuite/Makefile.am: Add commands to build icf_test.
5071 * testsuite/Makefile.in: Regenerate.
5072 * testsuite/icf_test.sh: New file.
5073 * testsuite/icf_test.cc: New file.
5074
c3b65ac4
CD		 50752009-07-24 Chris Demetriou <cgd@google.com>
5076
5077 * layout.cc (is_compressible_debug_section): Fix incorrect
5078 comment about compressed section names.
5079
1caf2c51
ILT		 50802009-07-20 Ian Lance Taylor <ian@airs.com>
5081
5082 PR 10419
5083 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5084
1ef4d87f
ILT		 50852009-07-16 Ian Lance Taylor <iant@google.com>
5086
5087 PR 10400
5088 * layout.h: #include <map>.
5089 (class Kept_section): Change from struct to class. Add accessors
5090 and setters. Add section size to Comdat_group mapping. Change
5091 Comdat_group to std::map. Add is_comdat_ field. Add
5092 linkonce_size field in union.
5093 (class Layout): Update declaration of find_or_add_kept_section.
5094 Don't declare find_kept_object.
5095 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5096 parameter. Add object, shndx, is_comdat, and is_group_name
5097 parameters. Change all callers. Adjust for new Kept_section.
5098 (Layout::find_kept_object): Remove.
5099 * object.cc (Sized_relobj::include_section_group): Update use of
5100 Kept_section. Rename secnum to shndx. Only record
5101 Kept_comdat_section if sections are the same size.
5102 (Sized_relobj::include_linkonce_section): Update use of
5103 Kept_section. Only record Kept_comdat_section if sections are the
5104 same size. Set size of linkonce section.
5105 (Sized_relobj::map_to_kept_section): Update call to
5106 get_kept_comdat_section.
5107 * object.h (class Sized_relobj): Rename fields in
5108 Kept_comdat_section to drop trailing underscores; change object
5109 field to Relobj*. Change Kept_comdat_section_table to store
5110 struct rather than pointer.
5111 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5112 Add kept_object and kept_shndx parameters. Change all callers.
5113 (Sized_relobj::get_kept_comdat_section): Change return type to
5114 bool. Add kept_object and kept_shndx parameters. Change all
5115 callers.
5116 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5117 Layout::find_or_add_kept_section.
5118
37c3b7b0
ILT		 51192009-07-09 Ian Lance Taylor <iant@google.com>
5120
5121 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5122 Reserve space in the hash table.
5123
98fa85cb
ILT		 51242009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5125
5126 * fileread.cc (File_read::get_mtime): New method.
5127 * fileread.h (Timespec): New structure.
5128 (File_read::get_mtime): New method.
5129 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5130 Renamed from timestamp_nsec.
5131 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5132 Elf_Xword.
e1df38aa 5133 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 5134 timestamp_nsec.
e1df38aa 5135 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 5136 (Incremental_inputs::report_obejct): Save mtime; style fix.
5137 (Incremental_inputs::report_script): Save mtime; style fix.
5138 (Incremental_inputs::finalize_inputs): Style fix.
5139 (Incremental_inputs::finalize): Style fix.
5140 (Incremental_inputs::create_input_section_data): Store inputs
5141 mtime.
5142 * incremental.h (Incremental_inputs::report_script): Add mtime
5143 argument.
5144 (Incremental_inputs::Input_info::Input_info): Intialize only one
5145 union member.
5146 (Incremental_inputs::Input_info::archive): Move to nameless
5147 union.
5148 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5149 (Incremental_inputs::Input_info::script): Move to nameless union.
5150 (Incremental_inputs::mtime): New field.
5151 * script.cc (read_input_script): Pass file mtime to
5152 Incremental_input.
5153 * script.h (Script_info::inputs): Style fix.
5154
c9d70757
ILT		 51552009-07-01 Ian Lance Taylor <ian@airs.com>
5156
5157 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5158 instead of 32.
5159
9c547ec3
ILT		 51602009-06-24 Ian Lance Taylor <iant@google.com>
5161
5162 PR 10156
5163 * layout.cc (Layout::choose_output_section): If we find an
5164 existing section, update the flags.
5165 (Layout::create_notes): New function, broken out of
5166 Layout::finalize.
5167 (Layout::finalize): Don't create note sections.
5168 (Layout::create_note): Don't crash if linker script discards
5169 section.
5170 (Layout::create_gold_note): Likewise.
5171 (Layout::create_build_id): Likewise. Don't set
5172 after_input_sections on the section.
5173 (Layout::create_executable_stack_info): Remove target parameter.
5174 Change caller.
5175 * layout.h (class Layout): Declare create_notes. Update
5176 declaration of create_executable_stack_info.
5177 * gold.cc (queue_middle_tasks): Call create_notes.
5178 * output.cc (Output_section::update_flags_for_input_section): Move
5179 here from output.h. If SHF_ALLOC flag is newly set, mark address
5180 invalid.
5181 * output.h (Output_data::mark_address_invalid): New function.
5182 (class Output_section): Only declare, not define,
5183 update_flags_for_input_section. Remove set_flags.
5184
55458500
ILT		 51852009-06-24 Ian Lance Taylor <iant@google.com>
5186
5187 * script-sections.cc (Output_section_definition::
5188 set_section_addresses): Rename shadowing local load_address to
5189 laddr.
5190
1307d6cd
ILT		 51912009-06-24 Ian Lance Taylor <iant@google.com>
5192
5193 PR 10244
5194 * reloc.cc (relocate_sections): Skip empty relocation sections.
5195
ec3f783e
ILT		 51962009-06-23 Ian Lance Taylor <iant@google.com>
5197
5198 PR 10156
5199 * layout.cc (Layout::create_note): Use choose_output_section
5200 rather than make_output_section.
5201
459c9f1c
ILT		 52022009-06-23 Ian Lance Taylor <iant@google.com>
5203
5204 PR 10237
5205 * options.cc (General_options::parse_V): Set printed_version_.
5206 (General_options::General_options): Initialize printed_version_.
5207 * options.h (class General_options): Add printed_version_ field.
5208 * gold.cc (queue_initial_tasks): If there are no input files,
5209 don't give a fatal error if we printed the version information.
5210 (queue_middle_tasks): If using -r with a shared object, give a
5211 fatal error rather than an ordinary error.
5212
1518dc8f
ILT		 52132009-06-23 Ian Lance Taylor <iant@google.com>
5214
5215 PR 10219
5216 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5217 (Layout::make_output_section): Set have_stabstr_section_ if we see
5218 a .stab*str section.
5219 (Layout::finalize): Call link_stabs_sections.
5220 (Layout::link_stabs_sections): New file.
5221 * layout.h (class Layout): Add have_stabstr_section_ field.
5222 Declare link_stabs_sections.
5223
3d857b98
DK		 52242009-06-23 Doug Kwan <dougkwan@google.com>
5225
5226 * Makefile.am (libgold_a_LIBADD): New.
5227 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5228 * Makefile.in: Regenerate.
5229 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5230 * configure: Regenerate.
5231 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5232 * fileread.cc: Include sys/state.h
5233 * gold.h: Declare memmem and strndup if found missing.
5234 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5235
0639a6f6
ILT		 52362009-06-23 Ian Lance Taylor <iant@google.com>
5237
5238 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5239 * configure: Rebuild.
5240
8d63875c
ILT		 52412009-06-23 Ian Lance Taylor <iant@google.com>
5242
5243 PR 10147
5244 * object.cc (Object::section_contents): Don't try to get a view if
5245 the section has length zero.
5246 (Object::handle_gnu_warning_section): If the section is empty, use
5247 the name of the section as the warning.
5248
f7c8a183
ILT		 52492009-06-23 Ian Lance Taylor <iant@google.com>
5250
5251 PR 10133
5252 * stringpool.h (class Stringpool_template): Add optimize_ field.
5253 (Stringpool_template::set_optimize): New function.
5254 * stringpool.cc (Stringpool_template::Stringpool_template):
5255 Initialize optimize_ field.
5256 (Stringpool_template::set_string_offsets): Test local optimize
5257 fild rather than parameter.
5258 * layout.cc (Layout::Layout): Call set_optimize on the section
5259 name stringpool.
5260
e6a307ba
ILT		 52612009-06-22 Ian Lance Taylor <iant@google.com>
5262
5263 PR 10030
5264 * yyscript.y: Parse TARGET.
5265 * script.cc (script_set_target): New function.
5266 * script-c.h (script_set_target): Declare.
5267 * options.cc (General_options::string_to_object_format): Rename
5268 from string_to_object_format in anonymous namespace. Change
5269 callers.
5270 * options.h (class General_options): Declare
5271 string_to_object_format.
5272
3ee173de
ILT		 52732009-06-22 Ian Lance Taylor <iant@google.com>
5274
5275 * script-sections.cc (Script_sections::create_segments): Don't put
5276 program headers in a PT_LOAD segment if -n or -N.
5277
52782009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 5279
5280 PR 10141
5281 * options.h (class General_options): Add -z lazy and -z now. Sort
5282 -z options into alphabetical order.
5283 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5284
cd6739a1 52852009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 5286
5287 * layout.cc (Layout::make_output_section): Call
5288 Target::new_output_section.
5289 (Layout::attach_allocated_section_to_segment): Put large section
5290 sections in a separate load segment with the large segment flag
5291 set.
5292 (Layout::segment_precedes): Sort large data segments after other
5293 load segments.
5294 (align_file_offset): New static function.
5295 (Layout::set_segment_offsets): Use align_file_offset.
5296 * output.h (class Output_section): Add is_small_section_ and
5297 is_large_section_ fields.
5298 (Output_section::is_small_section): New function.
5299 (Output_section::set_is_small_section): New function.
5300 (Output_section::is_large_section): New function.
5301 (Output_section::set_is_large_section): New function.
5302 (Output_section::is_large_data_section): New function.
5303 (class Output_segment): Add is_large_data_segment_ field.
5304 (Output_segment::is_large_data_segment): New function.
5305 (Output_segment::set_is_large_data_segment): New function.
5306 * output.cc (Output_section::Output_section): Initialize new
5307 fields.
5308 (Output_segment::Output_segment): Likewise.
5309 (Output_segment::add_output_section): Add assertion that large
5310 data sections always go in large data segments. Force small data
5311 sections to the end of the list of data sections. Force small BSS
5312 sections to the start of the list of BSS sections. For large BSS
5313 sections to the end of the list of BSS sections.
5314 * symtab.h (class Symbol): Declare is_common_shndx.
5315 (Symbol::is_defined): Check Symbol::is_common_shndx.
5316 (Symbol::is_common): Likewise.
5317 (class Symbol_table): Define enum Commons_section_type. Update
5318 declarations. Add small_commons_ and large_commons_ fields.
5319 * symtab.cc (Symbol::is_common_shndx): New function.
5320 (Symbol_table::Symbol_table): Initialize new fields.
5321 (Symbol_table::add_from_object): Put small and large common
5322 symbols in the right list.
5323 (Symbol_table::sized_finalized_symbol): Check
5324 Symbol::is_common_shndx.
5325 (Symbol_table::sized_write_globals): Likewise.
5326 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5327 common symbol lists. Don't call do_allocate_commons_list if the
5328 list is empty.
5329 (Symbol_table::do_allocate_commons_list): Remove is_tls
5330 parameter. Add comons_section_type parameter. Change all
5331 callers. Handle small and large common symbols.
5332 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5333 Symbol::is_common_shndx.
5334 * resolve.cc (symbol_to_bits): Likewise.
5335 * target.h (Target::small_common_shndx): New function.
5336 (Target::small_common_section_flags): New function.
5337 (Target::large_common_shndx): New function.
5338 (Target::large_common_section_flags): New function.
5339 (Target::new_output_section): New function.
5340 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5341 small_common_section_flags, and large_common_section_flags
5342 fields.
5343 (Target::do_new_output_section): New virtual function.
5344 * arm.cc (Target_arm::arm_info): Initialize new fields.
5345 * i386.cc (Target_i386::i386_info): Likewise.
5346 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5347 Likewise.
5348 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5349 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5350 (Target_x86_64::do_new_output_section): New function.
5351 * configure.ac: Define conditional MCMODEL_MEDIUM.
5352 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5353 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5354 (large_LDFLAGS): Define.
5355 * testsuite/large.c: New file.
5356 * testsuite/testfile.cc (Target_test::test_target_info):
5357 Initialize new fields.
5358 * configure, testsuite/Makefile.in: Rebuild.
5359
bb04269c
DK		 53602009-06-05 Doug Kwan <dougkwan@google.com>
5361
5362 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 5363 * Makefile.in: Regenerate.
bb04269c
DK		 5364 * i386.cc (class Target_i386): Define new virtual method to
5365 override do_is_local_label_name in parent.
5366 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5367 local symbols if --discard-locals or -X is given.
5368 * options.h (class General_options): Declare new options
5369 '--discard-locals' and '-X' for discarding locals.
5370 * target.h (class Target): Define new methods is_local_label_name.
5371 Declare new virtual method do_is_local_label_name.
5372 * target.cc: New file.
5373 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5374 (check_SCRIPTS): Add discard_locals_test.sh.
5375 (check_DATA): Add discard_local_tests.syms.
5376 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5377 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5378 * testsuite/Makefile.in: Regenerate.
5379 * testsuite/discard_locals_test.c: New file.
5380 * testsuite/discard_locals_test.sh: Same.
5381
805bb01c
DK		 53822009-06-05 Doug Kwan <dougkwan@google.com>
5383
5384 * object.cc (Sized_relobj::Sized_relobj): Initialize
5385 discarded_eh_frame_shndx_ to -1U.
5386 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5387 section.
5388 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5389 a discarded .eh_frame section.
5390 (Sized_relobj::do_finalize_local_symbols): Ditto.
5391 * object.h (class Sized_relobj): Declare new member
5392 discarded_eh_frame_shndx_.
5393 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5394 (local_labels_test.o, local_labels_test): New rules.
5395 * testsuite/Makefile.in: Regenerate.
5396
1dcd334d
DK		 53972009-06-04 Doug Kwan <dougkwan@google.com>
5398
5399 * layout.cc (Layout::section_name_mapping): Add mapping for
5400 special ARM sections.
5401
96d49306
DK		 54022009-06-03 Doug Kwan <dougkwan@google.com>
5403
5404 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5405 (utils::has_overflow): Same.
5406
dff16297
ILT		 54072009-06-03 Ian Lance Taylor <iant@google.com>
5408
5409 * layout.cc (Layout::section_name_mapping): New array, replacing
5410 Layout::linkonce_mapping.
5411 (Layout::section_name_mapping_count): New variable, replacing
5412 Layout::linkonce_mapping_count.
5413 (Layout::linkonce_output_name): Remove.
5414 (Layout::output_section_name): Rewrite.
5415 * layout.h (class Layout): Rename Linkonce_mapping to
5416 Section_name_mapping, linkonce_mapping to section_name_mapping,
5417 linkonce_mapping_count to section_name_mapping_count. Don't
5418 declare linkonce_output_name.
5419
c121c671
DK		 54202009-06-03 Doug Kwan <dougkwan@google.com>
5421
5422 * gold/arm.cc (namespace utils): New.
5423 (Target_arm::reloc_is_non_pic): Define new method.
5424 (class Arm_relocate_functions): New.
5425 (Target_arm::Relocate::relocate): Handle relocation types used by
5426 Android.
5427
07800fab
ILT		 54282009-06-03 Ian Lance Taylor <iant@google.com>
5429
5430 * arm.cc (Target_arm::scan::global): Use || instead of |.
5431
c121c671
DK		 54322009-06-02 Doug Kwan <dougkwan@google.com>
5433
5434 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5435 issued_non_pic_error_.
5436 (class Target_arm::Scan): Declare new method check_non_pic.
5437 Define new method symbol_needs_plt_entry.
5438 Declare new data member issued_non_pic_error_.
5439 (class Target_arm::Relocate): Declare new method
5440 should_apply_static_reloc.
5441 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5442 (Target_arm::Scan::check_non_pic): Define new method.
5443 (Target_arm::Scan::local): Handle a small subset of reloc types used
5444 by Android.
5445 (Target_arm::Scan::local): Same.
5446 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5447
b19b0c6d
ILT		 54482009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5449
5450 * incremental.cc (Incremental_inputs::report_command_line): Filter
5451 out --incremental-* options.
5452
94cdfcff
DK		 54532009-05-29 Doug Kwan <dougkwan@google.com>
5454
5455 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5456 template class.
5457 (class Target_arm): Update comment.
5458 (Target_arm::Target_arm): Initialize new data members GOT_,
5459 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5460 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5461 and Target_arm::rel_dyn_section.
5462 Declare new_enum Target_arm::Got_type.
5463 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5464 and DYNBSS_.
5465 Update commments for member do_dynsym_value.
5466 (Target_arm::got_size, Target_arm::plt_section,
5467 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5468 new methods inside class defintion.
5469 (Target_arm::got_section): Define new method.
5470 (Target_arm::rel_dyn_section): Same.
5471 (Output_data_plt_arm): New template class.
5472 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5473 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5474 (Output_data_plt_arm::add_entry): Same.
5475 (Output_data_plt_arm::first_plt_entry): Define new
5476 static data member for PLT instruction template.
5477 (Output_data_plt_arm::plt_entry): Same.
5478 (Output_data_plt_arm::do_write): Define new method.
5479 (Target_arm::make_plt_entry): Same.
5480 (Target_arm::do_finalize_sections): Same.
5481 (Target_arm::do_dynsym_value): Same.
5482
4a657b0d
DK		 54832009-05-28 Doug Kwan <dougkwan@google.com>
5484
5485 * Makefile.am (TARGETSOURCES): Add arm.cc.
5486 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5487 * Makefile.in: Regenerate.
5488 * arm.cc: New file.
5489 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5490
e7ae8c36
DK		 54912009-05-26 Doug Kwan <dougkwan@google.com>
5492
5493 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5494 (General_options::check_excluded_libs): Strip off directories in
5495 archive name before matching like GNU ld does.
5496 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5497 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5498 (exclude_libs_test_LDFLAGS): Add linker option
5499 -Wl,--exclude-libs,libexclude_libs_test_3
5500 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5501 an explicit archive without using -l.
5502 (alt/libexclude_libs_test_3.a): New make rule.
5503 * testsuite/Makefile.in: Regenerate.
5504 * testsuite/exclude_libs_test.c : Declare lib3_default().
5505 (main): Call it.
5506 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5507 * exclude_libs_test_3.c: New file.
5508
f12e7348
NC		 55092009-05-26 Nick Clifton <nickc@redhat.com>
5510
5511 * po/id.po: New Indonesian translation.
5512 * po/gold.pot: Updated template file.
5513
4daadc0d
ST		 55142009-05-22 Sriraman Tallam <tmsriram@google.com>
5515
e1df38aa 5516 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 5517 gc_comdat_test files. Add -Wl,--gc-sections to build
5518 gc_comdat_test.
5519 * testsuite/Makefile.in: Regenerate.
5520 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5521
531813ad
ST		 55222009-05-21 Sriraman Tallam <tmsriram@google.com>
5523
5524 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5525 kept comdat section was garbage collected.
5526 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5527 * testsuite/Makefile.in: Regenerate.
5528 * testsuite/gc_comdat_test.sh: New file.
5529 * testsuite/gc_comdat_test_1.cc: New file.
5530 * testsuite/gc_comdat_test_2.cc: New file.
5531
65514900
CC		 55322009-05-19 Doug Kwan <dougkwan@google.com>
5533
5534 * archive.cc (Archive::Archive): Move constructor from archive.h
5535 to here. Initialize no_export_.
5536 (Archive::get_elf_object_for_member): Set no_export flag of object.
5537 * archive.h (Archive::Archive): Move constructor body to
5538 archive.cc.
5539 (Archive::no_export): New method.
5540 (Archive::no_export_): New field.
5541 * object.h (Object::Object): Initialize no_export_ to false.
5542 (Object::no_export, Object::set_no_export): New methods.
5543 (Object::no_export_): New field.
5544 * options.cc (General_options::parse_exclude_libs): New method.
5545 (General_options::check_excluded_libs) Same.
5546 * options.h (exclude_libs): New option.
5547 (General_options::check_excluded_libs): New method declaration.
5548 (General_options::excluded_libs_): New field.
5549 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5550 default or protected visibility if an object has no-export flag set.
5551 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5552 (check_SCRIPTS): Add exclude_libs_test.sh.
5553 (check_DATA): Add exclude_libs_test.syms.
5554 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5555 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5556 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5557 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5558 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5559 libexclude_libs_test_2.a): New rules.
5560 * testsuite/Makefile.in: Regenerate.
5561 * testsuite/exclude_libs_test.c: New file.
5562 * testsuite/exclude_libs_test.sh: Ditto.
5563 * testsuite/exclude_libs_test_1.c: Ditto.
5564 * testsuite/exclude_libs_test_2.c: Ditto.
5565
1b77ea50
ILT		 55662009-05-15 Ian Lance Taylor <iant@google.com>
5567
5568 * configure.ac: Check for declarations for cases where libiberty.h
5569 checks HAVE_DECL_xxx.
5570 * configure, config.in: Rebuild.
5571
072fe7ce
ILT		 55722009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5573
5574 * gold.h (Incremental_argument_list): Remove (invalid) forward
5575 declaration.
5576 * incremental.cc (Incremental_inputs::report_achive): New method.
5577 (Incremental_inputs::report_object): New method.
5578 (Incremental_inputs::report_script): New method.
5579 (Incremental_inputs::finalize_inputs): New method.
5580 (Incremental_inputs::finalize): Call finalize_inputs().
5581 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5582 Create inputs entries.
5583 * incremental.h (Incremental_input_type): New enum.
5584 (Incremental_inputs::Incremental_input): Initialize new fields.
5585 (Incremental_inputs::report_inputs): New method.
5586 (Incremental_inputs::report_achive): New method.
5587 (Incremental_inputs::report_object): New method.
5588 (Incremental_inputs::report_script): New method.
5589 (Incremental_inputs::finalize_inputs): New method.
5590 (Incremental_inputs::Input_info): New struct.
5591 (Incremental_inputs::Input_info_map): New typedef.
5592 (Incremental_inputs::lock_): New field.
5593 (Incremental_inputs::Inputs_): New field.
5594 (Incremental_inputs::Inputs_map): New field.
5595 * main.cc (main): Call Incremental_input::report_inputs.
5596 * options.h (Input_argument_list): Typedef moved from
5597 Input_arguments.
5598 (Input_file_group::Files): Remove, use ::Input_argument_list.
5599 (Input_file_group::Input_argument_list): Remove, use
5600 ::Input_argument_list.
5601 * plugin.cc (Plugin_manager::add_input_file): Add error in
5602 incremental build.
5603 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5604 functions.
5605 * script.cc (read_input_script): Call
5606 Incremental_input::report_script.
5607 * script.h (Script_info): New class.
5608
b0481b0b
ILT		 56092009-04-27 Ian Lance Taylor <iant@google.com>
5610
5611 * x86_64.cc (do_adjust_output_section): Set entsize to
5612 plt_entry_size.
5613
b22a5a41 56142009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 5615
5616 * output.cc (Output_file::close): After short writes, continue
5617 writing from the correct offset in the buffer being written.
5618
40fde488
CD		 56192009-04-23 Chris Demetriou <cgd@google.com>
5620
5621 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5622 * configure: Regenerate.
5623 * config.in: Regenerate.
5624 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5625 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5626
3ce2c28e
ILT		 56272009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5628
5629 * incremental.cc (Incremental_inputs_header_data): Renamed from
5630 Incremental_input_header_data.
5631 (Incremental_inputs_header_data::data_size): New field.
5632 (Incremental_inputs_header_data::put_input_file_count): Renamed
5633 from input_file_count.
5634 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5635 from command_line_offset.
5636 (Incremental_inputs_header_data::put_reserved): Renamed from
5637 put_reserved.
5638 (Incremental_inputs_entry_data): Renamed from
5639 Incremental_input_entry_data.
5640 (Incremental_inputs_entry_data::data_size): New field.
5641 (Incremental_inputs::report_command_line): New method.
5642 (Incremental_inputs::finalize): New method.
5643 (Incremental_inputs::create_incremental_inputs_data): New method.
5644 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5645 * incremental.h: New file.
5646 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5647 (Layout::finalize): Create incremental inputs section in
5648 incremental builds.
5649 (Layout::create_incremental_info_sections): New method.
5650 * layout.h (Layout::incremental_inputs): New method.
5651 (Layout::create_incremental_info_sections): New method.
5652 (Layout::incremental_inputs_): New field.
5653 * main.cc (main): Notify Incremental_input of the command line.
5654
e55bde5e
ILT		 56552009-04-01 Ian Lance Taylor <iant@google.com>
5656 Mikolaj Zalewski <mikolajz@google.com>
5657
5658 * gold.h (reserve_unordered_map): Define, three versions, one for
5659 each version of Unordered_map.
5660 * layout.cc (Layout::Layout): Remove options parameter. Add
5661 number_of_input_files parameter. Don't initialize options_.
5662 Initialize number_of_input_files_ and resized_signatures_. Move
5663 sections_are_attached_.
5664 (Layout::layout_group): Reserve space for group_signatures_.
5665 (Layout::find_or_add_kept_section): Change name parameter to be a
5666 reference. Resize signatures_ map when it gets large enough.
5667 (Layout::layout_eh_frame): Use parameters->options() instead of
5668 this->options_.
5669 (Layout::make_output_section): Likewise.
5670 (Layout::attach_allocated_section_to_segment): Likewise.
5671 (Layout::finalize, Layout::create_executable_stack): Likewise.
5672 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5673 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5674 * layout.h (class Layout): Update declarations. Remove options_
5675 field. Add number_of_input_files_ and resized_signatures_
5676 fields. Move sections_are_attached_ field.
5677 * main.cc (main): Pass number of input files to Layout
5678 constructor. Don't pass options.
5679
154b857c
ILT		 56802009-03-30 Ian Lance Taylor <iant@google.com>
5681
5682 * ffsll.c (ffsll): Correct implementation.
5683
2f35ab9b
ILT		 56842009-03-27 Ian Lance Taylor <iant@google.com>
5685
fd03461a
ILT		 5686 * ffsll.c: New file.
5687 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5688 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5689 * ftruncate.c (ftruncate): Declare before definition.
5690 * mremap.c (mremap): Likewise.
5691 * pread.c (pread): Likewise.
5692 * configure, Makefile.in, config.in: Rebuild.
5693
2f35ab9b
ILT		 5694 * mremap.c: New file.
5695 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5696 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5697 (mremap): Declare if HAVE_MREMAP is not defined.
5698 * configure, Makefile.in, config.in: Rebuild.
5699
33aea2fd
CC		 57002009-03-27 Cary Coutant <ccoutant@google.com>
5701
5702 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5703 position independent.
5704 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5705 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5706
6d479619
CC		 57072009-03-24 Cary Coutant <ccoutant@google.com>
5708
5709 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5710 an executable.
5711 (needs_dynamic_reloc): Likewise.
5712
afc06bb8
ILT		 57132009-03-24 Ian Lance Taylor <iant@google.com>
5714
5715 * yyscript.y (file_cmd): Recognize EXTERN.
5716 (extern_name_list, extern_name_list_body): New nonterminals.
5717 * script.cc (script_add_extern): Define.
5718 * script-c.h (script_add_extern): Declare.
5719
f6060a4d
ILT		 57202009-03-24 Rafael Avila de Espindola <espindola@google.com>
5721
5722 * object.cc (is_elf_object): Define.
5723 * object.h (is_elf_object): Declare.
5724 * archive.cc (Archive::get_elf_object_for_member): Call
5725 is_elf_object.
33aea2fd 5726 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 5727
26736d8e
ILT		 57282009-03-24 Elliott Hughes <enh@google.com>
5729
5730 * output.cc (Output_file::map_anonymous): Define.
5731 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5732 try an anonymous one. Report the size if the mmap fails.
5733 * output.h (class Output_file): Declare map_anonymous.
5734
22fd9730
ILT		 57352009-03-24 Ian Lance Taylor <iant@google.com>
5736
5737 * target-select.cc (instantiate_target): Don't acquire the lock if
5738 the instantiated_target_ field has already been set.
5739
cb010894
ILT		 57402009-03-23 Ian Lance Taylor <iant@google.com>
5741
7f055c20
ILT		 5742 * gold-threads.h (class Initialize_lock): Define.
5743 * gold-threads.cc (class Initialize_lock_once): Define.
5744 (initialize_lock_control): New static variable.
5745 (initialize_lock_pointer): New static variable.
5746 (initialize_lock_once): New static function.
5747 (Initialize_lock::Initialize_lock): Define.
5748 (Initialize_lock::initialize): Define.
5749 * target-select.h: Include "gold-threads.h".
5750 (class Target_selector): Add lock_ and initialize_lock_ fields.
5751 Don't define instantiate_target, just declare it.
5752 * target-select.cc (Target_selector::Target_selector): Initialize
5753 new fields.
5754 (Target_selector::instantiate_target): Define.
5755 * descriptors.h: Include "gold-threads.h".
5756 (class Descriptors): Add initialize_lock_ field.
5757 * descriptors.cc (Descriptors::Descriptors): Initialize new
5758 field.
5759 (Descriptors::open): Use initialize_lock_ field
5760 * errors.h (class Errors): Add initialize_lock_ field.
5761 * errors.cc (Errors::Errors): Initialize new field.
5762 (Errors::initialize_lock): Use initialize_lock_ field.
5763 * powerpc.cc (class Target_selector_powerpc): Remove
5764 instantiated_target_ field. In do_recognize call
5765 instantiate_target rather than do_instantiate_target. In
5766 do_instantiate_target just allocate a new target.
5767 * sparc.cc (class Target_selector_sparc): Likewise.
5768
36959681
ILT		 5769 * freebsd.h: New file.
5770 * i386.cc: Include "freebsd.h".
5771 (Target_i386): Derive from Target_freebsd rather than
5772 Sized_target.
5773 (Target_selector_i386): Derive from Target_selector_freebsd rather
5774 than Target_selector.
5775 * x86_64.cc: Include "freebsd.h".
5776 (Target_x86_64): Derive from Target_freebsd rather than
5777 Sized_target.
5778 (Target_selector_x86_64): Derive from Target_selector_freebsd
5779 rather than Target_selector.
5780 * target.h (class Target): Add adjust_elf_header and
5781 do_adjust_elf_header.
5782 * output.cc (Output_file_header:: do_sized_write): Call target
5783 adjust_elf_header routine.
5784 * configure.tgt: Set targ_osabi.
5785 * configure.ac: Define GOLD_DEFAULT_OSABI.
5786 * parameters.cc (Parameters::default_target): Pass
5787 GOLD_DEFAULT_OSABI to select_target.
5788 * target-select.h (class Target_selector): Make instantiate_target
5789 protected rather than private.
5790 * Makefile.am (HFILES): Add freebsd.h.
5791 * configure, Makefile.in, config.in: Rebuild.
5792
cb010894
ILT		 5793 * merge.cc (do_add_input_section): Correct pend value. Change
5794 message about last entry not being null terminated from error to
5795 warning.
5796
0e879927
ILT		 57972009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5798
5799 * incremental.cc: New file.
5800 * Makefile.am (CCFILES): Add incremental.cc.
5801 * Makefile.in: Rebuild.
5802
41105937
PP		 58032009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5804
5805 * layout.cc (Layout::output_section_name): Preserve names
5806 of '.note.' sections.
e1df38aa 5807
60439920
ILT		 58082009-03-19 Ian Lance Taylor <iant@google.com>
5809
5810 * descriptors.cc (Descriptors::open): Check that the options are
5811 valid before using them.
5812
0d371ad3
ILT		 58132009-03-18 Ian Lance Taylor <iant@google.com>
5814
5815 * script-sections.h: Include <list>.
5816 (class Script_sections): Change Sections_elements from std::vector
5817 to std::list. Typedef public Elements_iterator. Add
5818 orphan_section_placement_, data_segment_align_start_, and
5819 saw_data_segment_align_ fields. Remove data_segment_align_index_
5820 field.
5821 * script-sections.cc (class Orphan_section_placement): New class.
5822 (class Sections_element): Add virtual functions is_relro and
5823 orphan_section_init. Remove virtual function place_orphan_here.
5824 (class Output_section_definition): Add is_relro and
5825 orphan_section_init. Remove place_orphan_here.
5826 (class Orphan_output_section): Likewise.
5827 (Script_sections::Script_sections): Update for field changes.
5828 (Script_sections::data_segment_align): Set saw_data_segment_align_
5829 and data_segment_align_start_, not data_segment_align_index.
5830 (Script_sections::data_segment_relro_end): Check
5831 saw_data_segment_align_. Use data_segment_align_start_ rather
5832 than data_segment_align_index_.
5833 (Script_sections::place_orphan): Rewrite to use
5834 Orphan_section_placement.
5835
9201d894
ILT		 58362009-03-17 Ian Lance Taylor <iant@google.com>
5837
9c5b8369
ILT		 5838 * archive.cc (Archive::add_symbols): Check for a version attached
5839 to the symbol name in the archive map.
5840 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5841 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5842 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5843 (ver_test_11.a): New target.
5844 * testsuite/Makefile.in: Rebuild.
5845
9201d894
ILT		 5846 * configure.ac: Check for chsize and posix_fallocate. Replace
5847 ftruncate.
5848 * ftruncate.c: New file, from gnulib.
5849 * output.cc (posix_fallocate): Define dummy version if not
5850 HAVE_POSIX_FALLOCATE.
5851 (Output_file::map): Call posix_fallocate rather than lseek and
5852 write.
5853 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5854 * configure, Makefile.in, config.in: Rebuild.
5855
ef4ab7a8 58562009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 5857
ef4ab7a8
PP		 5858 * layout.h (Layout::create_note): Add section_name parameter.
5859 * layout.cc (Layout::create_note): Likewise.
5860 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 5861
8c500701
ILT		 58622009-03-17 Ian Lance Taylor <iant@google.com>
5863
e85b18e1
ILT		 5864 * descriptors.cc: Include "options.h".
5865 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5866 (Descriptors::open): Always use O_CLOEXEC when opening a new
5867 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5868 then set FD_CLOEXEC.
5869
9efe6174
ILT		 5870 * sparc.cc (class Target_sparc): Add has_got_section.
5871 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5872 make sure we have a GOT section.
5873
5874 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5875 (Target_sparc::Scan::local): Likewise.
5876 (Target_sparc::Scan::global): Likewise.
5877 (Target_sparc::Relocate::relocate): Likewise.
5878 (Target_sparc::Relocate::relocate_tls): Likewise.
5879
8c500701
ILT		 5880 * symtab.cc (Symbol_table::define_default_version): New function,
5881 broken out of add_from_object.
5882 (Symbol_table::add_from_object): Call define_default_version.
5883 (Symbol_table::define_special_symbol): Add resolve_oldsym
5884 parameter. Change all callers. If the version for a symbol comes
5885 from a version script, resolve it with the symbol with the same
5886 name with no version. Also add the symbol without a version if
5887 appropriate.
5888 (do_define_in_output_data): If resolving with oldsym, don't delete
5889 sym.
5890 (do_define_in_output_segment): Likewise.
5891 (do_define_as_constant): Likewise.
5892 * symtab.h (class Symbol_table): Update declarations.
5893
f1ed28fb
ILT		 58942009-03-13 Ian Lance Taylor <iant@google.com>
5895
15f8229b
ILT		 5896 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5897 (Read_symbols::requeue): New function.
5898 (Read_symbols::do_read_symbols): If make_elf_object fails because
5899 the target type is not configured, and the file was searched for,
5900 issue a warning and retry with the next directory.
5901 (Add_symbols::run): If the file has an incompatible format, and
5902 it was searched for, requeue the Read_symbols task. On error,
5903 release the object.
5904 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5905 dirindex parameter to constructor. Change all callers. Declare
5906 incompatible_warning and requeue.
5907 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5908 input_argument_ and input_group_ fields. Add them to
5909 constructor. Change all callers.
5910 (class Read_script): Add dirindex_ field. Add it to constructor.
5911 Change all callers.
5912 * archive.cc (Archive::setup): Remove input_objects parameter.
5913 Change all callers.
5914 (Archive::get_file_and_offset): Likewise.
5915 (Archive::read_all_symbols): Likewise.
5916 (Archive::read_symbols): Likewise.
5917 (Archive::get_elf_object_for_member): Remove input_objects
5918 parameter. Add punconfigured parameter. Change all callers.
5919 (Archive::add_symbols): Change return type to bool. Check return
5920 value of include_member.
5921 (Archive::include_all_members): Likewise.
5922 (Archive::include_member): Change return type to bool. Return
5923 false if first included object has incompatible target. Set
5924 included_member_ field.
5925 (Add_archive_symbols::run): If add_symbols returns false, requeue
5926 Read_symbols task.
5927 * archive.h (class Archive): Add included_member_ field.
5928 Initialize it in constructor. Add input_file and searched_for
5929 methods. Update declarations.
5930 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5931 input_argument_ fields. Add them to constructor. Change all
5932 callers.
5933 * script.cc: Include "target-select.h".
5934 (class Parser_closure): Add skip_on_incompatible_target_ and
5935 found_incompatible_target_ fields. Add
5936 skip_on_incompatible_target parameter to constructor. Change all
5937 callers. Add methods skip_on_incompatible_target,
5938 clear_skip_on_incompatible_target, found_incompatible_target, and
5939 set_found_incompatible_target.
5940 (read_input_script): Add dirindex parameter. Change all callers.
5941 If parser finds an incompatible target, requeue Read_symbols
5942 task.
5943 (script_set_symbol): Clear skip_on_incompatible_target in
5944 closure.
5945 (script_add_assertion, script_parse_option): Likewise.
5946 (script_start_sections, script_add_phdr): Likewise.
5947 (script_check_output_format): New function.
5948 * script.h (read_input_script): Update declaration.
5949 * script-c.h (script_check_output_format): Declare.
5950 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5951 (ignore_cmd): Remove OUTPUT_FORMAT.
5952 * fileread.cc (Input_file::Input_file): Add explicit this.
5953 (Input_file::will_search_for): New function.
5954 (Input_file::open): Add pindex parameter. Change all callers.
5955 * fileread.h (class Input_file): Add input_file_argument method.
5956 Declare will_search_for. Update declarations.
5957 * object.cc (make_elf_object): Add punconfigured parameter.
5958 Change all callers.
5959 * object.h (class Object): Make input_file public. Add
5960 searched_for method.
5961 (make_elf_object): Update declaration.
5962 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5963 restart search.
5964 * dirsearch.h (class Dirsearch): Update declaration.
5965 * options.h (class General_options): Add --warn-search-mismatch.
5966 * parameters.cc (Parameters::is_compatible_target): New function.
5967 * parameters.h (class Parameters): Declare is_compatible_target.
5968 * workqueue.cc (Workqueue::add_blocker): New function.
5969 * workqueue.h (class Workqueue): Declare add_blocker.
5970
f1ed28fb
ILT		 5971 * fileread.cc (Input_file::open): Remove options parameter.
5972 Change all callers.
5973 (Input_file::open_binary): Likewise.
5974 * script.cc (read_input_script): Likewise.
5975 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5976 options parameter from constructor. Change all callers.
5977 (class Read_script): Likewise.
5978 * fileread.h (class Input_file): Update declarations.
5979 * script.h (read_input_script): Update declaration.
5980
34dd024a
NC		 59812009-03-10 Nick Clifton <nickc@redhat.com>
5982
5983 * po/es.po: New Spanish translation.
5984
6d71b17c
CC		 59852009-03-06 Cary Coutant <ccoutant@google.com>
5986
5987 * options.cc (parse_short_option): Keep dash_z from registering itself.
5988
031cdbed
ILT		 59892009-03-03 Ian Lance Taylor <iant@google.com>
5990
5991 PR 9918
5992 * target-reloc.h (relocate_section): Pass output_section to
5993 relocate.
5994 * i386.cc (Target_i386::should_apply_static_reloc): Add
5995 output_section parameter. Change all callers.
5996 (Target_i386::Relocate::relocate): Add output_section parameter.
5997 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5998 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5999 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6000 * testsuite/two_file_shared.sh: New script.
6001 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6002 (check_DATA): Add two_file_shared.dbg.
6003 (two_file_shared.dbg): New target.
6004 * testsuite/Makefile.in: Rebuild.
6005
15d5fa16
ILT		 60062009-03-01 Ian Lance Taylor <iant@google.com>
6007
6008 * configure.ac: Check for byteswap.h.
6009 * configure: Rebuild.
6010 * config.in: Rebuild.
6011
8a4c0b0d
ILT		 60122009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6013
6014 * layout.cc (Layout::find_or_add_kept_section): New function.
6015 (Layout::add_comdat): Removed.
6016 * layout.h (struct Kept_section): Move out of class Layout.
6017 Remove trailing underscores from field names. Add group_sections
6018 field. Rename group_ field to is_group. Change all uses.
6019 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6020 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6021 comdat_groups_ field.
6022 (Sized_relobj::include_section_group): Use
6023 find_or_add_kept_section and Kept_section::group_sections.
6024 (Sized_relobj::include_linkonce_section): Likewise.
6025 * object.cc (class Sized_relobj): Don't define Comdat_group or
6026 Comdat_group_table. Remove find_comdat_group and
6027 add_comdat_group. Remove comdat_groups_ field.
6028 * plugin.cc (include_comdat_group): Use
6029 Layout::find_or_add_kept_section.
6030
b4ecf66b
ILT		 60312009-02-28 Ian Lance Taylor <iant@google.com>
6032
14359ca0
ILT		 6033 * README: --gc-sections and map files are now supported. Document
6034 some build requirements.
6035
b4ecf66b
ILT		 6036 PR 6992
6037 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6038 relocatable link set the value of the section symbol to zero.
6039 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6040 relocatable link don't include the section address in the local
6041 symbol value.
6042
0602e05a
ILT		 60432009-02-27 Ian Lance Taylor <iant@google.com>
6044
fd9d194f
ILT		 6045 PR 6811
6046 * options.h (class Search_directory): Add is_system_directory.
6047 (class General_options): Declare is_in_system_directory.
6048 * options.cc (get_relative_sysroot): Make static.
6049 (get_default_sysroot): Make static.
6050 (General_optoins::is_in_system_directory): New function.
6051 * fileread.cc (Input_file::is_in_system_directory): New function.
6052 * fileread.h (class Input_file): Declare is_in_system_directory.
6053 * object.h (class Object): Add is_in_system_directory.
6054 (class Input_objects): Remove system_library_directory_ field.
6055 * object.cc (Input_objects::add_object): Don't set
6056 system_library_directory_.
6057 (input_objects::found_in_system_library_directory): Remove.
6058 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6059 parameter. Change all callers.
6060 (Symbol_table::sized_write_globals): Likewise.
6061 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6062 Call Object::is_in_system_directory.
6063 * symtab.h (class Symbol_table): Update declarations.
6064
61edd21f
ILT		 6065 PR 5990
6066 * descriptors.h (Open_descriptor): Add is_on_stack field.
6067 * descriptors.cc (Descriptors::open): If the descriptor is on the
6068 top of the stack, remove it. Initialize is_on_stack field.
6069 (Descriptors::release): Only add pod to stack if it is not on the
6070 stack already.
6071 (Descriptors::close_some_descriptor): Clear stack_next and
6072 is_on_stack fields.
6073
e29e076a
ILT		 6074 PR 7091
6075 * output.cc (Output_section::find_starting_output_address): Rename
6076 from starting_output_address; add PADDR parameter; change return
6077 type.
6078 * output.h (class Output_section): Declare
6079 find_starting_output_address instead of starting_output_address.
6080 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6081 section symbol for which we can't find a merge section.
6082
0602e05a
ILT		 6083 PR 9836
6084 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6085 hidden or internal, force the symbol to be local.
6086 * resolve.cc (Symbol::override_visibility): Define.
6087 (Symbol::override_base): Use override_visibility.
6088 (Symbol_table::resolve): Likewise.
6089 (Symbol::override_base_with_special): Likewise.
6090 (Symbol_table::override_with_special): If the visibility is hidden
6091 or internal, force the symbol to be local.
6092 * symtab.h (class Symbol): Add set_visibility and
6093 override_visibility.
6094 * testsuite/ver_test_1.sh: New file.
6095 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6096 (check_DATA): Add ver_test_1.syms.
6097 (ver_test_1.syms): New target.
6098 * testsuite/Makefile.in: Rebuild.
6099
401a9a73
CC		 61002009-02-25 Cary Coutant <ccoutant@google.com>
6101
6102 * layout.cc (Layout::choose_output_section): Don't rename sections
6103 when using a linker script that has a SECTIONS clause.
6104 * Makefile.in: Regenerate.
6105
6106 * testsuite/Makefile.am (script_test_5.sh): New test case.
6107 * testsuite/Makefile.in: Regenerate.
6108 * testsuite/script_test_5.cc: New file.
6109 * testsuite/script_test_5.sh: New file.
6110 * testsuite/script_test_5.t: New file.
6111
f488e4b0
CC		 61122009-02-13 Rafael Avila de Espindola <espindola@google.com>
6113
6114 * archive.cc (Archive::include_member): Update calls to add_symbols.
6115 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6116 the Layout argument.
6117 * dynobj.h (do_add_symbols): Add the Layout argument.
6118 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6119 Layout argument.
6120 * object.h (Object::add_symbols): Add the Layout argument.
6121 (Object::do_add_symbols): Add the Layout argument.
6122 (Sized_relobj::do_add_symbols): Add the Layout argument.
6123 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6124 Unify the two versions.
6125 (Add_plugin_symbols): Remove.
6126 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6127 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6128 (Add_plugin_symbols): Remove.
6129 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6130 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6131 (Add_symbols::run): Make it work with Pulginobj.
6132
89dd1680
ILT		 61332009-02-06 Ian Lance Taylor <iant@google.com>
6134
6135 * object.cc (Sized_relobj::do_layout): Make info message start
6136 with lower case letter.
6137
266d0a74
ILT		 61382009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6139
602b464e
ILT		 6140 * binary.cc: Fix file comment.
6141
266d0a74
ILT		 6142 * options.h (enum Incremental_disposition): Define.
6143 (class General_options): Add new options: --incremental,
6144 --incremental_changed, --incremental_unchanged,
6145 --incremental_unknown. Add incremental_disposition_ and
6146 implicit_incremental_ fields.
6147 (General_options::incremental_disposition): New function.
6148 (class Position_dependent_options): Add incremental_disposition
6149 option.
6150 (Position_dependent_options::copy_from_options): Set incremental
6151 dispositions.
6152 * options.cc (General_options::parse_incremental_changed): New
6153 function.
6154 (General_options::parse_incremental_unchanged): New function.
6155 (General_options::parse_incremental_unknown): New function.
6156 (General_options::General_options): Initialize new fields
6157 incremental_disposition_ and implicit_incremental_.
6158 (General_options::finalize): Check for uasge of --incremental-*
6159 without --incremental.
6160
f073bbf7
CD		 61612009-02-06 Chris Demetriou <cgd@google.com>
6162
6163 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6164 pointer and to report location as the file name associated with
6165 the symbol.
6166 (gold_undefined_symbol_at_location): New function to replace the
6167 old gold_undefined_symbol functionality.
6168 * target-reloc.h (relocate_section): Update to use
6169 gold_undefined_symbol_at_location.
6170 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6171 Call gold_undefined_symbol function rather than gold_error.
6172 * errors.h (Errors::undefined_symbol): Take location as a
6173 string, rather than calculating it from a relocation.
6174 * errors.cc (Errors::fatal): Print "fatal error:" before the
6175 formatted message.
6176 (Errors::error, Errors::error_at_location): Print "error: "
6177 before the formatted message.
6178 (Errors::undefined_symbol): Take location as a string, rather
6179 than calculating it from a relocation.
6180 (gold_undefined_symbol_at_location): New function akin to
6181 old gold_undefined_symbol, calculates location from relocation.
6182 (gold_undefined_symbol): Change to take only a Symbol pointer
6183 and to report location as the file name associated with the symbol.
6184 * testsuite/debug_msg.sh: Update for changed error messages.
6185 * testsuite/undef_symbol.sh: Likewise.
6186
8e94a90c
ILT		 61872009-02-04 Duncan Sands <baldrick@free.fr>
6188
6189 PR 9812
6190 * reduced_debug_output.h
6191 (Output_reduced_debug_abbrev_section::failed): Use format for
6192 gold_warning.
6193 (Output_reduced_debug_info_section::faild): Likewise.
6194
88a0e15b
ILT		 61952009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6196
6197 * script.cc (Lazy_demangler): New class.
6198 (Version_script_info::get_symbol_version_helper): Demangle a
6199 symbol only once.
6200
5efc7cd2
CC		 62012009-01-29 Cary Coutant <ccoutant@google.com>
6202
6203 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6204 to __tls_get_addr.
6205 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6206
e0ebcf42
ILT		 62072009-01-28 Ian Lance Taylor <iant@google.com>
6208
5efc7cd2 6209 * version.cc (version_string): Bump to 1.9.
75fe7426 6210
e0ebcf42
ILT		 6211 * gold.h: Include <cstring> and <stdint.h>.
6212 * version.cc: Include <cstdio>.
6213 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6214 warning.
6215 * reduced_debug_output.cc (insert_into_vector): Rename from
6216 Insert_into_vector; change all callers. Use Swap_unaligned to
6217 avoid aliasing issue; remove union since it is unnecessary.
6218
8e2813be 62192009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 6220
6221 * Makefile.am (CCFILES): Add gc.cc.
6222 (HFILES): Add gc.h.
6223 * Makefile.in: Regenerate.
6224 * gold.cc (Gc_runner): New class.
6225 (queue_initial_tasks): Call garbage collection related tasks
6226 when corresponding options are invoked.
6227 (queue_middle_gc_tasks): New function.
6228 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6229 processed early before laying out sections during garbage collection.
6230 * gold.h (queue_middle_gc_tasks): New function.
6231 (is_prefix_of): Move from "layout.cc".
6232 * i386.cc (Target_i386::gc_process_relocs): New function.
6233 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6234 * main.cc (main): Create object of class "Garbage_collection".
6235 * object.cc (Relobj::copy_symbols_data): New function.
6236 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 6237 (Sized_relobj::do_layout): Allow this function to be called twice
6238 during garbage collection and defer layout of section during the
6d03d481
ST		 6239 first call.
6240 * object.h (Relobj::get_symbols_data): New function.
6241 (Relobj::is_section_name_included): New function.
6242 (Relobj::copy_symbols_data): New function.
6243 (Relobj::set_symbols_data): New function.
6244 (Relobj::get_relocs_data): New function.
6245 (Relobj::set_relocs_data): New function.
6246 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6247 (Relobj::gc_process_relocs): New function.
6248 (Relobj::do_gc_process_relocs): New pure virtual function.
6249 (Relobj::sd_): New data member.
6250 (Sized_relobj::is_output_section_offset_invalid): New function.
6251 (Sized_relobj::do_gc_process_relocs): New function.
6252 * options.h (General_options::gc_sections): Modify to not be a no-op.
6253 (General_options::print_gc_sections): New option.
6254 * plugin.cc (Plugin_finish::run): Remove function call to
6255 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6256 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6257 * reloc.cc (Read_relocs::run): Add task to process relocs and
6258 determine unreferenced sections when doing garbage collection.
6259 (Gc_process_relocs): New class.
6260 (Sized_relobj::do_gc_process_relocs): New function.
6261 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6262 sections that are garbage collected.
6263 * reloc.h (Gc_process_relocs): New class.
6264 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6265 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6266 symbols whose corresponding sections are garbage collected.
6267 (Symbol_table::Symbol_table): Add new parameter for the garbage
6268 collection object.
6269 (Symbol_table::gc_mark_undef_symbols): New function.
6270 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6271 (Symbol_table::gc_mark_dyn_syms): New function.
6272 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6273 as garbage.
6274 (Symbol_table::add_from_object): Likewise.
6275 (Symbol_table::add_from_relobj): When building shared objects, do not
6276 treat externally visible symbols as garbage.
6277 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6278 table information for static and relocatable links.
6279 * symtab.h (Symbol_table::set_gc): New function.
6280 (Symbol_table::gc): New function.
6281 (Symbol_table::gc_mark_undef_symbols): New function.
6282 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6283 (Symbol_table::gc_mark_dyn_syms): New function.
6284 (Symbol_table::gc_): New data member.
e1df38aa 6285 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 6286 function.
6287 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6288 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6289
3b293544
CF		 62902009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6291
6292 * options.h (General_options::gc_sections): Define as a no-op for now.
6293 (General_options::no_keep_memory): Ditto.
6294 (General_options::Bshareable): Define.
6295 * options.cc (General_options::finalize): Honor -Bshareable.
6296
83d22aa8
AS		 62972009-01-20 Andreas Schwab <schwab@suse.de>
6298
6299 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6300 read the value in the contents, since we don't use it. Use the
6301 template endianness when writing.
6302 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6303
cd536b21
AS		 63042009-01-19 Andreas Schwab <schwab@suse.de>
6305
6306 * configure.tgt (powerpc64-*): Fix targ_obj.
6307
99e9a495
ILT		 63082009-01-15 Ian Lance Taylor <iant@google.com>
6309
6310 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6311 local symbols when stripping all symbols.
6312
bbbfea06
CC		 63132009-01-14 Cary Coutant <ccoutant@google.com>
6314
99e9a495 6315 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 6316
0f7c0701
CC		 63172009-01-14 Cary Coutant <ccoutant@google.com>
6318
6319 * archive.cc (Archive::get_elf_object_for_member): Remove call
6320 to File_read::claim_for_plugin.
6321 * descriptors.cc (Descriptors::open): Remove reference to
6322 is_claimed.
6323 (Descriptors::claim_for_plugin): Remove.
6324 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6325 (Descriptors::is_claimed): Remove.
6326 (claim_descriptor_for_plugin): Remove.
6327 * fileread.cc (File_read::claim_for_plugin): Remove.
6328 * fileread.h (File_read::claim_for_plugin): Remove.
6329 (File_read::descriptor): Reopen descriptor if necessary.
6330 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6331 (Plugin_manager::all_symbols_read): Add task parameter. Change
6332 all callers.
6333 (Plugin_manager::get_input_file): New function.
6334 (Plugin_manager::release_input_file): New function.
6335 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6336 corresponding data member.
6337 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6338 and pass to base constructor. Change all callers.
6339 (get_input_file, release_input_file): New functions.
6340 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6341 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6342 (Plugin_manager::all_symbols_read): Add task parameter.
6343 (Plugin_manager::get_input_file): New function.
6344 (Plugin_manager::release_input_file): New function.
6345 (Plugin_manager::task_): New data member.
6346 (Pluginobj::Pluginobj): Add filesize parameter.
6347 (Pluginobj::filename): New function.
6348 (Pluginobj::descriptor): New function.
6349 (Pluginobj::filesize): New function.
6350 (Pluginobj::filesize_): New data member.
6351 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6352 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6353 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6354
6355 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6356 with archive libraries.
6357 * testsuite/Makefile.in: Regenerate.
6358 * testsuite/plugin_test.c (struct sym_info): New type.
6359 (get_input_file, release_input_file): New static variables.
6360 (onload): Capture new transfer vector entries.
6361 (claim_file_hook): Stop reading at end of file according to filesize.
6362 Factor out parsing of readelf output into separate function.
6363 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6364 APIs and get the source file name from the symbol table. Convert
6365 source file name to corresponding object file name. Print info
6366 message when adding new input files.
6367 (parse_readelf_line): New function.
6368 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6369 * testsuite/plugin_test_2.sh: Likewise.
6370 * testsuite/plugin_test_3.sh: Likewise.
6371 * testsuite/plugin_test_4.sh: New test case.
6372
62a6d109
ILT		 63732009-01-07 Ian Lance Taylor <iant@google.com>
6374
6375 * version.cc (version_string): Bump to 1.8.
6376
483620e8
CC		 63772008-12-23 Cary Coutant <ccoutant@google.com>
6378
6379 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6380 * plugin.cc (Plugin_manager::finish): Rename as
6381 layout_deferred_objects. Move cleanup to separate function.
6382 (Plugin_manager::cleanup): New function.
6383 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6384 separately.
6385 * plugin.h (Plugin_manager::finish): Rename as
6386 layout_deferred_objects.
6387 (Plugin_manager::cleanup): New function.
6388 (Plugin_manager::cleanup_done): New field.
6389
d66a9eb3
CC		 63902008-12-23 Cary Coutant <ccoutant@google.com>
6391
6392 * plugin.cc (is_visible_from_outside): New function.
6393 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6394 so we don't return "IR only" status for exported symbols or -r links.
6395
6396 * testsuite/Makefile.am (plugin_test_3): New test case.
6397 * testsuite/Makefile.in: Regenerate.
6398 * testsuite/plugin_test_3.sh: New file.
6399
5995b570
CC		 64002008-12-22 Cary Coutant <ccoutant@google.com>
6401
6402 * object.cc (Sized_relobj::layout_section): New function.
6403 (Sized_relobj::do_layout): Defer layout of input sections until after
6404 plugin has provided replacement files.
6405 (Sized_relobj::do_layout_deferred_sections): New function.
6406 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6407 (Relobj::layout_deferred_sections): New function.
6408 (Relobj::do_layout_deferred_sections): New function.
6409 (Sized_relobj::do_layout_deferred_sections): New function.
6410 (Sized_relobj::layout_section): New function.
6411 (Sized_relobj::Deferred_layout): New structure.
6412 (Sized_relobj::deferred_layout_): New field.
6413 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6414 Change all callers. Layout deferred sections.
6415 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6416 references.
6417 (Plugin_hook::run): Move code from do_plugin_hook inline.
6418 (Plugin_hook::do_plugin_hook): Remove.
6419 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6420 (Plugin_manager::finish): Renamed, was cleanup.
6421 (Plugin_manager::should_defer_layout): New function.
6422 (Plugin_manager::add_deferred_layout_object): New function.
6423 (Plugin_manager::Deferred_layout_list): New type.
6424 (Plugin_manager::deferred_layout_objects_): New field.
6425 (Plugin_hook::do_plugin_hook): Remove.
6426
ee769c88
ILT		 64272008-12-17 Ian Lance Taylor <iant@google.com>
6428
6429 * options.h (class General_options): Add --no case for
6430 --export-dynamic.
6431
abc8dcba
CC		 64322008-12-16 Cary Coutant <ccoutant@google.com>
6433
6434 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6435 vector.
6436 (Plugin_manager::claim_file): Create plugin object even if
6437 plugin did not call the add_symbols callback.
6438 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6439 asking for more symbols than were added.
6440 * testsuite/Makefile.am (plugin_test_1): Add test case with
6441 no global symbols.
6442 (empty.syms): New target.
6443 * testsuite/Makefile.in: Regenerate.
6444 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6445 message. Don't call add_symbols if no globals.
6446 (all_symbols_read_hook): Don't provide replacement for empty
6447 claimed file.
6448
b0074644
ILT		 64492008-12-12 Ian Lance Taylor <iant@google.com>
6450
68943102
ILT		 6451 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6452 r_type == 0 for a local symbol with r_sym == 0.
6453 (scan_relocatable_relocs): Pass r_sym to
6454 local_non_section_strategy.
6455 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6456 r_sym parameter.
6457
b0074644
ILT		 6458 * configure.ac: Update test for TLS descriptors: they are
6459 supported as of glibc 2.9.
6460 * configure: Rebuild.
6461
c2508178
ILT		 64622008-12-11 Ian Lance Taylor <iant@google.com>
6463
6464 PR 7091
6465 * target-reloc.h (Default_scan_relocatable_relocs): For each
6466 function, map r_type == 0 to RELOC_DISCARD.
6467
2756a258
CC		 64682008-12-10 Cary Coutant <ccoutant@google.com>
6469
6470 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6471 object to override a kept COMDAT group from a plugin object.
6472
bb6f53d3
ILT		 64732008-12-09 Ian Lance Taylor <iant@google.com>
6474
fbc558e1
ILT		 6475 PR 7088
6476 * yyscript.y (file_cmd): Handle INPUT.
6477
bb6f53d3
ILT		 6478 * testsuite/initpri1.c: Change all declarations to be full
6479 prototypes by adding void, to avoid compiler warnings.
6480
4674ecfc
CC		 64812008-12-05 Rafael Avila de Espindola <espindola@google.com>
6482
6483 * options.cc (General_options::parse_plugin_opt): New.
6484 (General_options::add_plugin): The argument now is just the filename.
6485 (General_options::add_plugin_option): New.
6486 * options.h (plugin_opt): New.
6487 (add_plugin): Change argument name.
6488 (add_plugin_option): New.
6489 * plugin.cc (Plugin::load): Don't parse the plugin option.
6490 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6491 (Plugin::add_option): New.
6492 (Plugin::args_): Change type.
6493 (Plugin::filename_): New.
6494 (Plugin_manager::add_plugin_option): New.
6495 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6496 * testsuite/Makefile.in: Regenerate.
6497
fd06b4aa
CC		 64982008-12-05 Cary Coutant <ccoutant@google.com>
6499
6500 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6501 Handle --strip-lto-sections option.
6502 * options.h (strip_lto_sections): New option.
6503
6c52134c
CC		 65042008-12-01 Cary Coutant <ccoutant@google.com>
6505
6506 * plugin.cc (ld_plugin_message): Change format parameter to const.
6507 Fix mismatch between new[] and delete.
6508
a45248e0
CC		 65092008-11-14 Cary Coutant <ccoutant@google.com>
6510
6511 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6512 instead of -1U.
6513
c82fbeee
CS		 65142008-11-05 Craig Silverstein <csilvers@google.com>
6515
6516 * options.cc (General_options::parse_dynamic_list): New function.
6517 * options.h (General_options): New flags dynamic_list,
6518 dynamic_list_data, dynamic_list_cpp_new, and
6519 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6520 (General_options::in_dynamic_list): New function.
6521 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6522 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6523 (Lex::can_continue_name): Likewise.
6524 (yylex): Likewise.
6525 (read_script_file): New parameter script_options.
6526 (read_dynamic_list): New function.
6527 (Script_options::define_dynamic_list): New function.
6528 (dynamic_list_keyword_parsecodes): New variable.
6529 (dynamic_list_keywords): New variable.
6530 * script.h (Script_options::define_dynamic_list): New function
6531 prototype.
6532 (read_dynamic_list): New function prototype.
6533 * symtab.cc (strprefix): New macro.
6534 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6535 dynamic_list_data, dynamic_list_cpp_new, and
6536 dynamic_list_cpp_typeinfo.
6537 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6538 (dynamic_list_expr): New rule.
6539 (dynamic_list_nodes): Likewise.
6540 (dynamic_list_node): Likewise.
6541 * testsuite/Makefile.am (dynamic_list): New test.
6542 * testsuite/Makefile.in: Regenerated.
6543 * testsuite/dynamic_list.t: New file.
6544 * testsuite/dynamic_list.sh: New file.
6545
e0bb29a5
CS		 65462008-11-05 Craig Silverstein <csilvers@google.com>
6547
6548 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6549 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6550 (t11_last): Likewise.
6551 * testsuite/ver_test_6.c (main): Likewise.
6552
4e1e25e0
CC		 65532008-10-07 Cary Coutant <ccoutant@google.com>
6554
6555 * options.c (General_options::finalize): Add check for -static and
6556 -shared.
6557 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6558 is not empty.
6559
92f03fcb
CC		 65602008-10-02 Cary Coutant <ccoutant@google.com>
6561
6562 * plugin.cc (make_sized_plugin_object): Fix conditional
6563 compilation to work when not all targets are enabled.
6564
fbd8a257
CC		 65652008-09-29 Cary Coutant <ccoutant@google.com>
6566
6567 * archive.cc (Archive::get_file_and_offset): Use filename instead
6568 of name to get library path.
6569 (Archive::include_member): Unlock external member of a thin archive.
6570
6571 * testsuite/Makefile.am (TEST_AR): New variable.
6572 (thin_archive_test_1): New test.
6573 (thin_archive_test_2): New test.
81636b3f
CC		 6574 * testsuite/Makefile.in: Regenerate.
6575 * testsuite/thin_archive_main.cc: New file.
6576 * testsuite/thin_archive_test_1.cc: New file.
6577 * testsuite/thin_archive_test_2.cc: New file.
6578 * testsuite/thin_archive_test_3.cc: New file.
6579 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 6580
eff45813
CC		 65812008-09-29 Cary Coutant <ccoutant@google.com>
6582
6583 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6584 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6585 instead of -1U.
6586 (Sized_relobj::do_finalize_local_symbols): Likewise.
6587 (Sized_relobj::map_to_kept_section): Likewise.
6588 * object.h (Sized_relobj::invalid_address): New constant.
6589 (Sized_relobj::do_output_section_offset): Check for invalid_address
6590 and return -1ULL.
6591 * output.cc (Output_reloc::local_section_offset): Use constant
6592 invalid_address instead of -1U.
6593 (Output_reloc::get_address): Likewise.
6594 (Output_section::output_address): Change -1U to -1ULL.
6595 * output.h (Output_reloc::invalid_address): New constant.
6596 * reloc.cc (Sized_relobj::write_sections): Use constant
6597 invalid_address instead of -1U.
6598 (Sized_relobj::relocate_sections): Likewise.
6599 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6600 values for merge sections.
6601 * target-reloc.h (relocate_for_relocatable): Use constant
6602 invalid_address instead of -1U.
6603
89fc3421
CC		 66042008-09-19 Cary Coutant <ccoutant@google.com>
6605
6606 Add plugin functionality for link-time optimization (LTO).
6607 * configure.ac (plugins): Add --enable-plugins option.
6608 * configure: Regenerate.
6609 * config.in: Regenerate.
6610 * Makefile.am (LIBDL): New variable.
6611 (CCFILES): Add plugin.cc.
6612 (HFILES): Add plugin.h.
6613 (ldadd_var): Add LIBDL.
6614 * Makefile.in: Regenerate.
6615
6616 * archive.cc: Include "plugin.h".
6617 (Archive::setup): Don't preread archive symbols when using a plugin.
6618 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6619 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6620 files.
6621 (Archive::include_member): Add symbols from plugin objects.
6622 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6623 * descriptors.cc (Descriptors::open): Check for file descriptors
6624 abandoned by plugins.
6625 (Descriptors::claim_for_plugin): New function.
6626 * descriptors.h (Descriptors::claim_for_plugin): New function.
6627 (Open_descriptor::is_claimed): New field.
6628 (claim_descriptor_for_plugin): New function.
6629 * fileread.cc (File_read::claim_for_plugin): New function.
6630 * fileread.h (File_read::claim_for_plugin): New function.
6631 (File_read::descriptor): New function.
6632 * gold.cc: Include "plugin.h".
6633 (queue_initial_tasks): Add task to call plugin hooks for generating
6634 new object files.
6635 * main.cc: Include "plugin.h".
6636 (main): Load plugin libraries.
6637 * object.h (Pluginobj): Declare.
6638 (Object::pluginobj): New function.
6639 (Object::do_pluginobj): New function.
6640 (Object::set_target): New function.
6641 * options.cc: Include "plugin.h".
6642 (General_options::parse_plugin): New function.
6643 (General_options::General_options): Initialize plugins_ field.
6644 (General_options::add_plugin): New function.
6645 * options.h (Plugin_manager): Declare.
6646 (General_options): Add --plugin option.
6647 (General_options::has_plugins): New function.
6648 (General_options::plugins): New function.
6649 (General_options::add_plugin): New function.
6650 (General_options::plugins_): New field.
6651 * plugin.cc: New file.
6652 * plugin.h: New file.
6653 * readsyms.cc: Include "plugin.h".
6654 (Read_symbols::do_read_symbols): Check for archive before checking
6655 for ELF file. Call plugin hooks to claim files.
6656 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6657 from a real object file; force override when processing replacement
6658 files.
6659 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6660 (Symbol::init_base_object): Likewise.
6661 (Symbol::init_base_output_data): Likewise.
6662 (Symbol::init_base_output_segment): Likewise.
6663 (Symbol::init_base_constant): Likewise.
6664 (Symbol::init_base_undefined): Likewise.
6665 (Symbol::output_section): Assert that object is not a plugin.
6666 (Symbol_table::add_from_pluginobj): New function.
6667 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6668 undefined.
6669 (Symbol_table::sized_write_globals): Likewise.
6670 (Symbol_table::add_from_pluginobj): Instantiate template.
6671 * symtab.h (Sized_pluginobj): Declare.
6672 (Symbol::in_real_elf): New function.
6673 (Symbol::set_in_real_elf): New function.
6674 (Symbol::in_real_elf_): New field.
6675 (Symbol_table::add_from_pluginobj): New function.
6676
6677 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6678 (LIBDL): New variable.
6679 (LDADD): Add LIBDL.
6680 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6681 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6682 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6683 (MOSTLYCLEANFILES): Likewise.
6684 * testsuite/Makefile.in: Regenerate.
6685 * testsuite/plugin_test.c: New file.
6686 * testsuite/plugin_test_1.sh: New file.
6687 * testsuite/plugin_test_2.sh: New file.
6688
de31bda5
ILT		 66892008-09-16 Ian Lance Taylor <iant@google.com>
6690
9c2d0ef9
ILT		 6691 * target-reloc.h (relocate_section): Check whether a symbol is
6692 defined by the ABI before reporting an undefined symbol error.
6693 * target.h (Target::is_defined_by_abi): Make parameter const.
6694 (Target::do_is_defined_by_abi): Likewise.
6695 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6696 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6697 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6698 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6699 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6700 * testsuite/Makefile.in: Rebuild.
6701
de31bda5
ILT		 6702 * fileread.cc (make_view): Add casts to avoid warning.
6703
9fa33bee
AO		 67042008-09-16 Alexandre Oliva <aoliva@redhat.com>
6705
6706 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6707 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6708
183fd0e3
AO		 67092008-09-16 Alexandre Oliva <aoliva@redhat.com>
6710
6711 * options.h (General_options::output_is_executable): New.
6712 (General_options::output_is_pie): New.
6713 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6714 for shared libraries.
6715 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6716
7be8330a
CD		 67172008-09-11 Chris Demetriou <cgd@google.com>
6718
6719 * options.h (origin): New -z option.
6720 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6721 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6722 in DT_FLAGS_1.
6723
a9caad02
CC		 67242008-09-05 Cary Coutant <ccoutant@google.com>
6725
6726 * fileread.cc (File_read::make_view): Add check for attempt to map
6727 beyond end of file.
6728
ae6dce4d
CC		 67292008-09-05 Cary Coutant <ccoutant@google.com>
6730
6731 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6732 explicit instantiations.
6733
d7ab2a47
KVH		 67342008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6735
6736 PR gold/6858
6737 * options.cc (General_options::finalize): Allow undefined symbols
6738 in shlibs if linking -shared.
6739
6740 PR gold/6859
6741 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6742 symbols as not needing a dynsym entry.
6743
1e52a9c1
CS		 67442008-08-20 Craig Silverstein <csilvers@google.com>
6745
6746 * fileread.cc (File_read::open): Do not lock the file unless it
6747 was successfully opened.
6748
d85c80a3
CC		 67492008-08-14 Cary Coutant <ccoutant@google.com>
6750
6751 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6752 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6753 * testsuite/tls_test.cc (struct int128): 128-bit struct
6754 for testing TLS relocs with non-zero addend.
6755 (v12): New TLS variable.
6756 (t12): New test.
6757 (t_last): Add check for v12.
6758 * testsuite/tls_test.h (t12): New function.
6759 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6760
2d924fd9
ILT		 67612008-08-13 Ian Lance Taylor <iant@google.com>
6762
6763 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6764 set tls_segment_ or relro_segment_.
6765 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6766 when appropriate.
6767 * output.h (Output_section::clear_is_relro): New function.
6768 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6769 sections specially even when output_data_ is empty.
6770 (Output_segment::maximum_alignment): When first section is relro,
6771 only force alignment for PT_LOAD segments.
6772 * script.cc (script_data_segment_align): New function.
6773 (script_data_segment_relro_end): New function.
6774 * script-c.h (script_data_segment_align): Declare.
6775 (script_data_segment_relro_end): Declare.
6776 * script-sections.h (class Script_sections): Declare
6777 data_segment_align and data_segment_relro_end. Add fields
6778 segment_align_index_ and saw_relro_end_.
6779 * script-sections.cc (class Sections_element): Add set_is_relro
6780 virtual function. Add new bool* parameter to place_orphan_here.
6781 Add get_output_section virtual function.
6782 (class Output_section_definition): Add set_is_relro. Add new
6783 bool* parameter to place_orphan_here. Add get_output_section.
6784 Add is_relro_ field.
6785 (Output_section_definition::Output_section_definition): Initialize
6786 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6787 and is_relro_ fields.
6788 (Output_section_definition::place_orphan_here): Add is_relro
6789 parameter.
6790 (Output_section_definition::set_section_addresses): Set relro for
6791 output section.
6792 (Output_section_definition::alternate_constraint): Likewise.
6793 (class Orphan_output_section): Add new bool* parameter to
6794 place_orphan_here. Add get_output_section.
6795 (Orphan_output_section::place_orphan_here): Add is_relro
6796 parameter.
6797 (Script_sections::Script_sections): Initialize
6798 data_segment_align_index_ and saw_relro_end_.
6799 (Script_sections::data_segment_align): New function.
6800 (Script_sections::data_segment_relro_end): New function.
6801 (Script_sections::place_orphan): Set or clear is_relro.
6802 (Script_sections::set_section_addresses): Force alignment of first
6803 TLS section.
6804 * yyscript.y (exp): Call script_data_segment_align and
6805 script_data_segment_relro_end.
6806 * testsuite/relro_script_test.t: New file.
6807 * testsuite/relro_test.cc (using_script): Declare.
6808 (t1, t2): Test using_script.
6809 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6810 (relro_script_test_SOURCES): Define.
6811 (relro_script_test_DEPENDENCIES): Define.
6812 (relro_script_test_LDFLAGS): Define.
6813 (relro_script_test_LDADD): Define.
6814 (relro_script_test.so): New target.
6815 * testsuite/Makefile.in: Rebuild.
6816
f827c9a9
CC		 68172008-08-06 Cary Coutant <ccoutant@google.com>
6818
6819 * archive.cc (Archive::total_archives, Archive::total_members)
6820 (Archive::total_members_loaded): New variables.
6821 (Archive::setup): Add parameter. Add option to preread
6822 archive symbols.
6823 (Archive::read_armap): Add counter.
6824 (Archive::get_file_and_offset): New function.
6825 (Archive::get_elf_object_for_member): New function.
6826 (Archive::read_all_symbols): New function.
6827 (Archive::read_symbols): New function.
6828 (Archive::add_symbols): Add counters.
6829 (Archive::include_all_members): Use armap to find members if it's
6830 already built.
6831 (Archive::include_member): Skip reading symbols if already read.
6832 Factored code into Archive::get_file_and_offset and
6833 Archive::get_elf_object_for_member. Changed call to
6834 Mapfile::report_include_archive_member.
6835 (Archive::print_stats): New function.
6836 * archive.h: Declare Object and Read_symbols_data classes.
6837 (Archive::Archive): Add initializers for new members.
6838 (Archive::setup): Add parameter.
6839 (Archive::print_stats): New function.
6840 (Archive::total_archives, Archive::total_members)
6841 (Archive::total_members_loaded): New variables.
6842 (Archive::get_file_and_offset): New function.
6843 (Archive::get_elf_object_for_member): New function.
6844 (Archive::read_all_symbols): New function.
6845 (Archive::read_symbols): New function.
6846 (Archive::Archive_member): New class.
6847 (Archive::members_): New member.
6848 (Archive::num_members_): New member.
6849 * main.cc: Include archive.h.
6850 (main): Call Archive::print_stats.
6851 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6852 archive parameter; member_name is now the fully-decorated name.
6853 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6854 * options.h: (General_options): Add --preread-archive-symbols option.
6855 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6856 Archive::setup.
6857
de4c45bd
ILT		 68582008-08-04 Ian Lance Taylor <iant@google.com>
6859
6860 * symtab.h (Symbol::use_plt_offset): New function.
6861 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6862 * powerpc.cc (Relocate::relocate): Likewise.
6863 * sparc.cc (Relocate::relocate): Likewise.
6864 * x86_64.cc (Relocate::relocate): Likewise.
6865 * testsuite/weak_plt.sh: New test.
6866 * testsuite/weak_plt_main.cc: New test.
6867 * testsuite/weak_plt_shared.cc: New test.
6868 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6869 (check_PROGRAMS): Add weak_plt.
6870 (check_DATA): Add weak_plt_shared.so.
6871 (weak_plt_main_pic.o, weak_plt): New targets.
6872 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6873 * testsuite/Makefile.in: Rebuild.
6874
6875 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6876 gcctestdir/ld.
6877 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6878 * testsuite/Makefile.in: Rebuild.
6879
323ee3f4
AM		 68802008-08-04 Alan Modra <amodra@bigpond.net.au>
6881
6882 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6883 * Makefile.in: Regenerate.
6884 * po/POTFILES.in: Regenerate.
6885
7c07ecec
ILT		 68862008-07-29 Ian Lance Taylor <iant@google.com>
6887
6888 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6889 symbols before other symbols.
6890 * testsuite/script_test_2.cc (test_addr): Declare.
6891 (test_addr_alias): Declare.
6892 (main): Check that test_addr and test_addr_alias have the right
cd536b21 6893 values.
7c07ecec
ILT		 6894 * testsuite/script_test_2.t: Define test_addr_alias and
6895 test_addr.
6896
5778530e
ILT		 68972008-07-24 Ian Lance Taylor <iant@google.com>
6898
2a00e4fb
ILT		 6899 PR 5990
6900 * descriptors.cc: New file.
6901 * descriptors.h: New file.
6902 * gold-threads.h (class Hold_optional_lock): New class.
6903 * fileread.cc: Include "descriptors.h".
6904 (File_read::~File_read): Release descriptor rather than closing
6905 it.
6906 (File_read::open) [file]: Call open_descriptor rather than open.
6907 Set is_descriptor_opened_.
6908 (File_read::open) [memory]: Assert that descriptor is not open.
6909 (File_read::reopen_descriptor): New function.
6910 (File_read::release): Release descriptor.
6911 (File_read::do_read): Make non-const. Reopen descriptor.
6912 (File_read::read): Make non-const.
6913 (File_read::make_view): Reopen descriptor.
6914 (File_read::do_readv): Likewise.
6915 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6916 Update declarations.
6917 * layout.cc: Include "descriptors.h".
6918 (Layout::create_build_id): Use open_descriptor rather than open.
6919 * output.cc: Include "descriptors.h".
6920 (Output_file::open): Use open_descriptor rather than open.
6921 * archive.cc (Archive::const_iterator): Change Archive to be
6922 non-const.
6923 (Archive::begin, Archive::end): Make non-const.
6924 (Archive::count_members): Likewise.
6925 * archive.h (class Archive): Update declarations.
6926 * object.h (Object::read): Make non-const.
6927 * Makefile.am (CCFILES): Add descriptors.cc.
6928 (HFILES): Add descriptors.h.
6929 * Makefile.in: Rebuild.
6930
801647d1
ILT		 6931 PR 6716
6932 * gold.h: Always include <clocale>. Add Solaris workarounds
6933 following code in binutils/sysdep.h.
6934
5edd166e
ILT		 6935 PR 6048
6936 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6937 this->eh_frame_hdr_ is NULL before using it.
6938
c89ad728
ILT		 6939 * dynobj.cc (Versions::Versions): Update comment.
6940
aa86f06b
ILT		 6941 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6942 the base version name.
6943
5778530e
ILT		 6944 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6945 array size plus one.
6946 (Stringpool_template::set_string_offsets): Subtract one from key
6947 before using it as an array index.
6948 (Stringpool_template::get_offset_with_length): Likewise.
6949 (Stringpool_template::write_to_buffer): Likewise.
6950 * stringpool.h (Stringpool_template::get_offset_from_key):
6951 Likewise.
6952
057ead22
ILT		 69532008-07-23 Ian Lance Taylor <iant@google.com>
6954
7f649c59
ILT		 6955 PR 6658
6956 * object.h (Merged_symbol_value::value): Do our best to handle a
6957 negative addend.
6958
057ead22
ILT		 6959 PR 6647
6960 * script.cc (Version_script_info::get_versions): Don't add empty
6961 version tag to return value.
6962 (Version_script_info::get_symbol_version_helper): Change return
6963 type to bool. Add pversion parameter. Change all callers.
6964 (script_register_vers_node): Don't require a non-NULL tag.
6965 * script.h (class Version_script_info): Update declarations.
6966 (Version_script_info::get_symbol_version): Change return type to
6967 bool. Add version parameter. Change all callers.
6968 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6969 handling. Handle an empty version from a version script.
6970 (Symbol_table::define_special_symbol): Likewise.
6971 * testsuite/ver_test_10.script: New file.
6972 * testsuite/ver_test_10.sh: New file.
6973 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6974 (check_DATA): Add ver_test_10.syms.
6975 (ver_test_10.syms, ver_test_10.so): New target.
6976 * testsuite/Makefile.in: Rebuild.
6977
58e54ac2
CD		 69782008-07-23 Simon Baldwin <simonb@google.com>
6979
6980 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6981 to zero for undefined symbols from dynamic libraries.
6982
95d14cd3
ILT		 69832008-07-23 Ian Lance Taylor <iant@google.com>
6984
6985 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6986 Change all callers.
6987 * symtab.h (class Symbol_table): Update declaration.
6988 * testsuite/ver_test_9.cc: New file.
6989 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6990 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6991 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6992 (ver_test_9.so, ver_test_9.o): New targets.
6993 * testsuite/Makefile.in: Rebuild.
6994
92de84a6
ILT		 69952008-07-22 Ian Lance Taylor <iant@google.com>
6996
34810851
ILT		 6997 * options.h (class General_options): Define --check-sections.
6998 * layout.cc (Layout::set_segment_offsets): Handle
6999 --check-sections.
7000
af6156ef
ILT		 7001 * options.h (class General_options): Define -n/--nmagic and
7002 -N/--omagic.
7003 * options.cc (General_options::finalize): For -n/--nmagic or
7004 -N/--omagic, set -static.
7005 * layout.cc (Layout::attach_allocated_section_to_segment): If
7006 -N/--omagic, don't put read-only and read-write sections in
7007 different segments.
7008 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7009 finding a read-only segment.
7010 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7011 don't set the minimum segment alignment to the common page size,
7012 and don't set the file offset to the address modulo the page size.
7013 * script-sections.cc (Script_sections::create_segments): If
7014 -n/--omagic, don't put read-only and read-write sections in
7015 different segments.
7016
92de84a6
ILT		 7017 * cref.cc: New file.
7018 * cref.h: New file.
7019 * options.h (class General_options): Add --print-symbol-counts.
7020 * main.cc (main): Issue defined symbol report if requested.
7021 * archive.cc (Archive::interpret_header): Make into a const member
7022 function.
7023 (Archive::add_symbols): Call Input_objects::archive_start and
7024 archive_stop.
7025 (Archive::const_iterator): Define new class.
7026 (Archive::begin, Archive::end): New functions.
7027 (Archive::include_all_members): Rewrite to use iterator.
7028 (Archive::count_members): New function.
7029 * archive.h (class Archive): Update declarations.
7030 (Archive::filename): New function.
7031 * object.cc: Include "cref.h".
7032 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7033 (Sized_relobj::do_get_global_symbol_counts): New function.
7034 (Input_objects::add_object): Add object to cross-referencer.
7035 (Input_objects::archive_start): New function.
7036 (Input_objects::archive_stop): New function.
7037 (Input_objects::print_symbol_counts): New function.
7038 * object.h: Declare Cref and Archive.
7039 (Object::get_global_symbol_counts): New function.
7040 (Object::do_get_global_symbol_counts): New pure virtual function.
7041 (class Sized_relobj): Add defined_count_ field. Update
7042 declarations.
7043 (class Input_objects): Add cref_ field. Update constructor.
7044 Update declarations.
7045 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7046 defined_count_.
7047 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7048 symbol counts.
7049 (Sized_dynobj::do_get_global_symbol_counts): New function.
7050 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7051 defined_count_. Update declarations. Define Symbols typedef.
7052 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7053 parameter. Change all callers.
7054 (Symbol_table::add_from_dynobj): Add sympointers and defined
7055 parameters. Change all callers.
7056 * symtab.h (class Symbol_table): Update declarations.
7057 * Makefile.am (CCFILES): Add cref.cc.
7058 (HFILES): Add cref.h.
7059 * Makefile.in: Rebuild.
7060
3f7c5e1d
CD		 70612008-07-22 Simon Baldwin <simonb@google.com>
7062
7063 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7064 to zero when writing undefined symbols.
7065
e0b64032
ILT		 70662008-07-22 Ian Lance Taylor <iant@google.com>
7067
7068 * output.cc (Output_section::add_input_section): Don't try to
7069 merge empty merge sections.
7070
096b02cf
CS		 70712008-07-21 Craig Silverstein <csilvers@google.com>
7072
7073 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7074 Include symbol version in error message.
cd536b21 7075
1d1f116d
CD		 70762008-07-20 Chris Demetriou <cgd@google.com>
7077
cd536b21 7078 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 7079 (RANDOM_SEED_CFLAGS): New substituted variable.
7080 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7081 * configure: Rebuild.
7082 * Makefile.in: Likewise.
7083 * testsuite/Makefile.in: Likewise.
7084
a18f591e
ILT		 70852008-07-18 Ian Lance Taylor <iant@google.com>
7086
7087 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7088 where we see NAME/NULL and NAME/VERSION as separate symbols.
7089 * testsuite/ver_test_main.cc (main): Call t4.
7090 (t4, t4_2a): Define.
7091 * testsuite/ver_test_2.cc (t4_2): Define.
7092 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7093 * testsuite/ver_test_4.cc (t4_2a): Define.
7094 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7095 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7096
c6e3f6ed
ILT		 70972008-07-17 Ian Lance Taylor <iant@google.com>
7098
7099 * dynobj.cc (Versions::add_def): If we give an error about a
7100 missing version, go ahead and create the version anyhow.
7101
ef9beddf
ILT		 71022008-07-10 Ian Lance Taylor <iant@google.com>
7103
7104 Handle output sections with more than 0x7fffffff bytes.
7105 * object.h (class Relobj): Change map_to_output_ to
7106 output_sections_, and just keep a section pointer. Change all
7107 uses. Move comdat group support to Sized_relobj.
7108 (Relobj::is_section_specially_mapped): Remove.
7109 (Relobj::output_section): Remove poff parameter. Change all
7110 callers.
7111 (Relobj::output_section_offset): New function.
7112 (Relobj::set_section_offset): Rewrite.
7113 (Relobj::map_to_output): Remove.
7114 (Relobj::output_sections): New function.
7115 (Relobj::do_output_section_offset): New pure virtual function.
7116 (Relobj::do_set_section_offset): Likewise.
7117 (class Sized_relobj): Add section_offsets_ field. Add comdat
7118 group support from Relobj. Update declarations.
7119 (Sized_relobj::get_output_section_offset): New function.
7120 (Sized_relobj::do_output_section_offset): New function.
7121 (Sized_relobj::do_set_section_offset): New function.
7122 * object.cc (Relobj::output_section_address): Remove.
7123 (Sized_relobj::Sized_relobj): Initialize new fields.
7124 (Sized_relobj::include_section_group): Cast find_kept_object to
7125 Sized_relobj.
7126 (Sized_relobj::include_linkonce_section): Likewise.
7127 (Sized_relobj::do_layout): Use separate arrays for output section
7128 and output offset.
7129 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7130 output_sections.
7131 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7132 output_sections and section_offsets.
7133 (Sized_relobj::write_local_symbols): Likewise.
7134 (map_to_kept_section): Compute output address directly.
7135 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7136 output_sections and section_offsets.
7137 (Sized_relobj::write_sections): Likewise.
7138 (Sized_relobj::relocate_sections): Likewise.
7139 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7140 * output.h (class Output_reloc): Update declarations. Change
7141 u2_.relobj to Sized_relobj*.
7142 (class Output_data_reloc): Change add functions to use
7143 Sized_relobj*.
7144 * output.cc (Output_reloc::Output_reloc): Change relobj to
7145 Sized_relobj*.
7146 (Output_reloc::local_section_offset): Change return type to
7147 Elf_Addr. Use get_output_section_offset.
7148 (Output_reloc::get_address): Likewise.
7149 (Output_section::is_input_address_mapped): Don't call
7150 is_section_specially_mapped.
7151 (Output_section::output_offset): Likewise.
7152 (Output_section::output_address): Likewise.
7153 (Output_section::starting_output_address): Likewise.
7154 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7155 parameter to Sized_relobj*.
7156 (Copy_relocs::need_copy_reloc): Likewise.
7157 (Copy_relocs::save): Likewise.
7158 * copy-relocs.h (class Copy_relocs): Update declarations.
7159 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7160 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7161 * target-reloc.h (relocate_for_relocatable): Change
7162 offset_in_output_section type to Elf_Addr. Change code that uses
7163 it as well.
7164 * layout.cc (Layout::layout): Always set *off.
7165 * mapfile.cc (Mapfile::print_input_section): Use
7166 output_section_offset.
7167 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7168 Sized_relobj*.
7169 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7170 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7171 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7172
5cb66f97
ILT		 71732008-07-03 Ian Lance Taylor <iant@google.com>
7174
7175 * layout.cc (Layout::include_section): Do not discard unrecognized
7176 SHT_STRTAB sections.
7177
afe47622
CS		 71782008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7179
7180 * script.cc (Lex::can_continue_name): Make '?' allowable in
7181 version-script names.
7182 * testsuite/version_script.map: Change glob pattern to use '?'
7183
5adf9721
ILT		 71842008-06-30 Manish Singh <yosh@gimp.org>
7185
7186 PR 6585
7187 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7188 Correct typo.
7189
e6fde208
ILT		 71902008-06-30 Ian Lance Taylor <iant@google.com>
7191
7192 PR 6660
7193 PR 6682
7194 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7195 versions]: Don't try to read the value in the contents, since we
7196 don't use it. Use the template endianness when writing.
7197
3f2e6a2d
CC		 71982008-06-25 Cary Coutant <ccoutant@google.com>
7199
7200 * fileread.cc (File_read::make_view): Assert on zero-length view.
7201 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7202 symbol table when there are no symbols to read.
7203
c43d3a48
CS		 72042008-06-23 Craig Silverstein <csilvers@google.com>
7205
7206 * version.cc (version_string): Bump to 1.7
7207
5f494ea0
CS		 72082008-06-18 Craig Silverstein <csilvers@google.com>
7209
7210 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7211 constant 0xFFFF to type Valtype.
7212 (Powerpc_relocate_functions::rel16_ha): Likewise.
7213
c42e122e
ILT		 72142008-06-17 Ian Lance Taylor <iant@google.com>
7215
f34787f8
ILT		 7216 * output.h (Output_section::Input_section): Initialize p2align_ to
7217 zero for Output_section_data constructors.
7218 (Output_section::Input_section::addralign): If not an input
7219 section, return the alignment of the Output_section_data.
7220 * testsuite/copy_test.cc: New file.
7221 * testsuite/copy_test_1.cc: New file.
7222 * testsuite/copy_test_2.cc: New file.
7223 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7224 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7225 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7226 (copy_test_1_pic.o, copy_test_1.so): New targets.
7227 (copy_test_2_pic.o, copy_test_2.so): New targets.
7228 * testsuite/Makefile.in: Rebuild.
7229
c42e122e
ILT		 7230 * script-sections.cc (Script_sections::place_orphan): Initialize
7231 local variable exact.
7232
ce3ac18a
DE		 72332008-06-13 David Edelsohn <edelsohn@gnu.org>
7234
7235 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7236
42cacb20
DE		 72372008-06-12 David Edelsohn <edelsohn@gnu.org>
7238 David S. Miller <davem@davemloft.net>
7239
7240 * powerpc.cc: New file.
7241 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7242 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7243 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7244 * Makefile.in: Rebuild.
7245
7b308235
ILT		 72462008-06-09 Ian Lance Taylor <iant@google.com>
7247
7248 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7249 <exception>.
7250 (throwing, orig_terminate): New static variables.
7251 (terminate_handler): New static function.
7252 (t2): Set terminate handler.
7253
f0b886e3
ILT		 72542008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7255
7256 PR 6584
cd536b21 7257 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 7258 alignment.
7259
3e90f135
CC		 72602008-05-30 Cary Coutant <ccoutant@google.com>
7261
7262 * archive.cc (Archive::include_all_members) Correct to step
7263 over symbol table and extended name table in thin archives.
7264
e09ad04a
ILT		 72652008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7266
7267 PR 6407
7268 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7269 calculation.
7270
62b01cb5
ILT		 72712008-05-28 Caleb Howe <cshowe@google.com>
7272
7273 * reduced_debug_output.cc: New file.
7274 * reduced_debug_output.h: New file.
92de84a6 7275 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 7276 * options.cc (General_options::finalize): Add strip_debug_non_line
7277 to the strip heirarchy.
7278 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7279 fields.
7280 * layout.cc: Include "reduced_debug_output.h".
7281 (Layout::Layout): Initialize new fields.
7282 (line_only_debug_sections): New static array.
7283 (is_lines_only_debug_sections): New static inline function.
7284 (Layout::include_section): Handle --strip-debug-non-line.
7285 (Layout::make_output_section): If --strip-debug-non-line, build
7286 new output sections for .debug_abbrev and .debug_info.
7287 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7288 gold. Warn about possible overflow.
7289 (read_signed_LEB_128): Likewise.
7290 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7291 (read_signed_LEB_128): Declare.
7292 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7293 (HFILES): Add reduced_debug_output.h.
7294 * Makefile.in: Rebuild.
7295
7d9e3d98
ILT		 72962008-05-21 Ian Lance Taylor <iant@google.com>
7297
7298 * mapfile.cc: New file.
7299 * mapfile.h: New file.
7300 * options.h (class General_options): Add -M/--print-map and -Map.
7301 * options.cc (General_options::finalize): Make -M equivalent to
7302 -Map -.
7303 * main.cc: Include <cstdio> and "mapfile.h".
7304 (main): Open mapfile if requested.
7305 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7306 constructor. Change caller.
7307 (queue_initial_tasks): Add mapfile parameter. Change caller.
7308 (queue_middle_tasks): Likewise.
7309 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7310 declarations.
7311 * archive.cc: Include "mapfile.h".
7312 (Archive::add_symbols): Add mapfile parameter. Change all
7313 callers. Pass mapfile, symbol, and reason to include_member.
7314 (Archive::include_all_members): Add mapfile parameter. Change all
7315 callers.
7316 (Archive::include_member): Add mapfile, sym, and why parameters.
7317 Change all callers. Report inclusion to map file.
7318 * archive.h: Include "fileread.h".
7319 (class Archive): Update declarations.
7320 (Archive::file): New const method.
7321 (class Add_archive_symbols): Add mapfile_ field. Update
7322 constructor. Change all callers.
7323 * readsyms.h (class Read_symbols): Likewise.
7324 (class Finish_group): Likewise.
7325 (class Read_script): Likewise.
7326 * common.cc: Include "mapfile.h".
7327 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7328 all callers.
7329 (Symbol_table::do_allocate_commons): Likewise.
7330 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7331 symbol allocation to mapfile.
7332 * common.h (class Allocate_commons_task): Add mapfile_ field.
7333 Update constructor. Change all callers.
7334 * symtab.h (class Symbol_table): Update declarations.
7335 * layout.cc: Include "mapfile.h".
7336 (Layout_task_runner::run): Print information to mapfile.
7337 (Layout::create_gold_note): Change Output_data_fixed_space to
7338 Output_data_zero_fill.
7339 (Layout::create_build_id): Likewise.
7340 (Layout::print_to_mapfile): New function.
7341 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7342 constructor. Change caller.
7343 (class Layout): Declare print_to_mapfile.
7344 * output.cc (Output_section::Input_section::print_to_mapfile): New
7345 function.
7346 (Output_section::add_input_section): If producing a map, always
7347 add to input_sections_ list.
7348 (Output_section::do_print_to_mapfile): New function.
7349 (Output_segment::print_sections_to_mapfile): New function.
7350 (Output_segment::print_section_list_to_mapfile): New function.
7351 * output.h: Include "mapfile.h".
7352 (Output_data::print_to_mapfile): New function.
7353 (Output_data::do_print_to_mapfile): New virtual function.
7354 (Output_segment_headers::do_print_to_mapfile): New function.
7355 (Output_file_header::do_print_to_mapfile): New function.
7356 (Output_data_const::do_print_to_mapfile): New function.
7357 (class Output_data_const_buffer): Add map_name_ field. Update
7358 constructor. Change all callers. Add do_print_to_mapfile
7359 function.
7360 (class Output_data_fixed_space): Likewise.
7361 (class Output_data_space): Likewise.
7362 (class Output_data_zero_fill): New class.
7363 (Output_data_strtab::do_print_to_mapfile): New function.
7364 (Output_data_reloc_base::do_print_to_mapfile): New function.
7365 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7366 (Output_data_group::do_print_to_mapfile): New function.
7367 (Output_data_got::do_print_to_mapfile): New function.
7368 (Output_data_dynamic::do_print_to_mapfile): New function.
7369 (Output_symtab_xindex::do_print_to_mapfile): New function.
7370 (class Output_section): Declare do_print_to_mapflie. Declare
7371 print_to_mapfile in Input_section.
7372 (class Output_segment): Declare new functions.
7373 * object.h (Sized_relobj::symbol_count): New function.
7374 * script-sections.cc
7375 (Output_section_element_dot_assignment::set_section_addresses):
7376 Change Output_data_fixed_space to Output_data_zero_fill.
7377 (Output_data_expression::do_print_to_mapfile): New function.
7378 * script.cc (read_input_script): Add mapfile parameter. Change
7379 all callers.
7380 * script.h (read_input_script): Update declaration.
7381 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7382 (Eh_frame::do_print_to_mapfile): New function.
7383 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7384 (Output_merge_string::do_print_to_mapfile): New function.
7385 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7386 function.
7387 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7388 function.
7389 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7390 function.
7391 * Makefile.am (CCFILES): Add mapfile.cc.
7392 (HFILES): Add mapfile.h.
7393 * Makefile.in: Rebuild.
7394
9f1d377b
ILT		 73952008-05-19 Ian Lance Taylor <iant@google.com>
7396
7397 * options.h (class General_options): Add -z relro.
7398 * layout.cc (Layout::Layout): Initialize relro_segment_.
7399 (Layout::add_output_section_data): Return the output section.
7400 (Layout::make_output_section): Rcognize relro sections and mark
7401 them appropriately.
7402 (Layout::attach_allocated_section_to_segment): Put relro sections
7403 in a PT_GNU_RELRO segment.
7404 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7405 section as relro.
7406 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7407 PT_TLS segments.
7408 (Layout::linkonce_mapping): Map d.rel.ro.local to
7409 .data.rel.ro.local.
7410 (Layout::output_section_name): Us .data.rel.ro.local for any
7411 section which begins with that.
7412 * layout.h (class Layout): Update add_output_section_data
7413 declaration. Add relro_segment_ field.
7414 * output.cc (Output_section::Output_section): Initialize is_relro_
7415 and is_relro_local_ fields.
7416 (Output_segment::add_output_section): Group relro sections.
7417 (Output_segment::is_first_section_relro): New function.
7418 (Output_segment::maximum_alignment): If there is a relro section,
7419 align the segment to the common page size.
7420 (Output_segment::set_section_addresses): Track whether we are
7421 looking at relro sections. If the last section is a relro
7422 section, align to the common page size.
7423 (Output_segment::set_section_list_addresses): Add in_relro
7424 parameter. Change all callers. Align to the page size when
7425 moving from relro to non-relro section.
7426 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7427 segment.
7428 * output.h (class Output_section): Add is_relro_ and
7429 is_relro_local_ fields.
7430 (Output_section::is_relro): New function.
7431 (Output_section::set_is_relro): New function.
7432 (Output_section::is_relro_local): New function.
7433 (Output_section::set_is_relro_local): New function.
7434 (class Output_segment): Update declarations.
7435 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7436 * sparc.cc (Target_sparc::got_section): Likewise.
7437 * x86_64.cc (Target_x86_64::got_section): Likewise.
7438 * testsuite/relro_test_main.cc: New file.
7439 * testsuite/relro_test.cc: New file.
7440 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7441 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7442 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7443 (relro_test.so, relro_test_pic.o): New targets.
7444 * testsuite/Makefile.in: Rebuild.
7445
a984ee1d
ILT		 74462008-05-16 Ian Lance Taylor <iant@google.com>
7447
01676dcd
ILT		 7448 * output.cc (Output_segment::add_output_section): Remove front
7449 parameter.
7450 * output.h (class Output_segment): Remove
7451 add_initial_output_section and overloaded add_output_section.
7452 Update declaration of remaining add_output_section.
7453 * layout.cc (Layout::create_interp): Call add_output_section
7454 rather than add_initial_output_section.
7455 (Layout::finish_dynamic_section): Likewise.
7456
497897f9
ILT		 7457 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7458 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7459 know the dynamic type.
7460 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7461 field. Initialize it in constructor.
7462 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7463 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7464 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7465 reloc.
7466
a984ee1d
ILT		 7467 * output.cc (Output_reloc::get_address): Change return type to
7468 Elf_Addr.
7469 * output.h (class Output_reloc): Update get_address declaration.
7470 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7471 for section addresses.
7472
55ba0940
ILT		 74732008-05-09 Ian Lance Taylor <iant@google.com>
7474
7475 PR 6493
7476 * gold.cc (gold_nomem): Use return value of write.
7477
75517b77
ILT		 74782008-05-08 Ian Lance Taylor <iant@google.com>
7479
7480 * symtab.c (Symbol::init_base_output_data): Add version
7481 parameter. Change all callers.
7482 (Symbol::init_base_output_segment): Likewise.
7483 (Symbol::init_base_constant): Likewise.
7484 (Symbol::init_base_undefined): Likewise.
7485 (Sized_symbol::init_output_data): Likewise.
7486 (Sized_symbol::init_output_segment): Likewise.
7487 (Sized_symbol::init_constant): Likewise.
7488 (Sized_symbol::init_undefined): Likewise.
7489 (Symbol_table::do_define_in_output_data): If the new symbol has a
7490 version, mark it as the default.
7491 (Symbol_table::do_define_in_output_segment): Likewise.
7492 (Symbol_table::do_define_as_constant): Likewise.
7493 * symtab.h (class Symbol): Update declarations.
7494 (class Sized_symbol): Likewise.
7495 * resolve.cc (Symbol::override_version): New function.
c42e122e 7496 (Symbol::override_base): Call override_version.
75517b77
ILT		 7497 (Symbol::override_base_with_special): Likewise.
7498 * testsuite/ver_script_8.script: New file.
7499 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7500 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7501 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7502 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7503
f1f70eae
ILT		 75042008-05-06 Ian Lance Taylor <iant@google.com>
7505
f3e9c5c5
ILT		 7506 PR 6049
7507 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7508 functions.
7509 (class General_options): Remove existing --undefined, and add
7510 --no-undefined instead. Add new --undefined as synonym for -u.
7511 * archive.cc (Archive::add_symbols): Check whether symbol was
7512 named with -u.
7513 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7514 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7515 all uses. Add IS_UNDEFINED. Update declarations to split
7516 different versions of init_base. Declare init_base_undefined.
7517 (Symbol::is_defined): Handle IS_UNDEFINED.
7518 (Symbol::is_undefined): Likewise.
7519 (Symbol::is_weak_undefined): Call is_undefined.
7520 (Symbol::is_absolute): Handle IS_CONSTANT.
7521 (class Sized_symbol): Update declarations to split different
7522 versions of init. Declare init_undefined.
7523 (class Symbol_table): Declare new functions.
7524 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7525 Change all callers.
7526 (Symbol::init_base_output_data): Likewise.
7527 (Symbol::init_base_output_segment): Likewise.
7528 (Symbol::init_base_constant): Likewise.
7529 (Symbol::init_base_undefined): New function.
7530 (Sized_symbol::init_object): Rename from init. Change all
7531 callers.
7532 (Sized_symbol::init_output_data): Likewise.
7533 (Sized_symbol::init_output_segment): Likewise.
7534 (Sized_symbol::init_constant): Likewise.
7535 (Sized_symbol::init_undefined): New function.
7536 (Symbol_table::add_undefined_symbols_from_command_line): New
7537 function.
7538 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7539 function.
7540 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7541 (Symbol::output_section): Likewise.
7542 (Symbol::set_output_section): Likewise.
7543 (Symbol_table::sized_finalize_symbol): Likewise.
7544 (Symbol_table::sized_write_globals): Likewise.
7545 * resolve.cc (Symbol_table::should_override): Likewise.
7546 (Symbol::override_base_with_special): Likewise.
7547
8bdcdf2c
ILT		 7548 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7549 symbol, change it to have default visibility.
7550 * testsuite/protected_1.cc: New file.
7551 * testsuite/protected_2.cc: New file.
7552 * testsuite/protected_3.cc: New file.
7553 * testsuite/protected_main_1.cc: New file.
7554 * testsuite/protected_main_2.cc: New file.
7555 * testsuite/protected_main_3.cc: New file.
7556 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7557 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7558 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7559 (protected_1.so): New target.
7560 (protected_1_pic.o, protected_2_pic.o): New targets.
7561 (protected_3_pic.o): New target.
7562 (check_PROGRAMS): Add protected_2.
7563 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7564 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7565 * testsuite/Makefile.in: Rebuild.
7566
2b706932
ILT		 7567 * options.h (DEFINE_var): Add set_user_set_##varname__.
7568 (DEFINE_bool_alias): New macro.
7569 (class General_options): Define -Bstatic using DEFINE_bool_alias
7570 rather than DEFINE_special. Add --undefined as an alias for -z
7571 defs.
7572 * options.cc (General_options::parse_Bstatic): Remove.
7573
d82a5bcc
ILT		 7574 * options.h (class General_options): Add --fatal-warnings.
7575 * main.cc (main): Implement --fatal-warnings.
7576 * errors.h (Errors::warning_count): New function.
7577
f1f70eae
ILT		 7578 * options.h (class General_options): Add -Bsymbolic-functions.
7579 * symtab.h (Symbol::is_preemptible): Check for
7580 -Bsymbolic-functions.
7581
8825ac63
ILT		 75822008-05-05 Ian Lance Taylor <iant@google.com>
7583
d98bc257
ILT		 7584 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7585 as noVARNAME rather than no-VARNAME.
7586 (class General_options): Add option -z combreloc.
7587 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7588 get_address.
7589 (Output_reloc::sort_before) [SHT_REL]: New function.
7590 (Output_reloc::sort_before) [SHT_RELA]: New function.
7591 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7592 Sort_relocs_comparison.
7593 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7594 parameter. Change all callers.
7595 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7596 sort_relocs parameter. Change all callers.
7597 * output.cc (Output_reloc::get_address): New function, broken out
7598 of write_rel.
7599 (Output_reloc::write_rel): Call it.
7600 (Output_reloc::compare): New function.
7601 (Output_data_reloc_base::do_write): Optionally sort relocs.
7602
60b2b4e7
ILT		 7603 * configure.ac: If targ_extra_obj is set, link it in.
7604 * configure.tgt: Initialize all variables.
7605 (x86_64*): Set targ_extra_obj and targ_extra_size.
7606 * configure: Rebuild.
7607
8825ac63
ILT		 7608 * object.cc (Sized_relobj::include_section_group): Adjust section
7609 indexes read from group data. Build vector to pass to
7610 layout_group.
7611 * layout.cc (Layout::layout_group): Add flags and shndxes
7612 parameters. Remove contents parameter. Change caller. Update
7613 explicit instantiations.
7614 * layout.h (class Layout): Update layout_group declaration.
7615 * output.cc (Output_data_group::Output_data_group): Add flags and
7616 input_shndxes parameters. Remove contents parameter. Change
7617 caller.
7618 (Output_data_group::do_write): Change input_sections_ to
7619 input_shndxes_.
7620 * output.h (class Output_data_group): Update constructor
7621 declaration. Rename input_sections_ to input_shndxes_.
7622 * testsuite/many_sections_test.cc: Add template.
7623
e94cf127
CC		 76242008-04-30 Cary Coutant <ccoutant@google.com>
7625
4418b2d5
CC		 7626 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7627
e94cf127
CC		 7628 * layout.cc (Layout::include_section): Refactored check for debug
7629 info section.
7630 (Layout::add_comdat): Add new parameters. Change type
7631 of signature parameter. Add object and shndx to signatures table.
7632 (Layout::find_kept_object): New function.
7633 * layout.h: Include <cstring>.
7634 (Layout::is_debug_info_section): New function.
7635 (Layout::add_comdat): Add new parameters.
7636 (Layout::find_kept_object): New function.
7637 (Layout::Kept_section): New struct.
7638 (Layout::Signatures): Change type of map range.
7639 * object.cc (Relobj::output_section_address): New function.
7640 (Sized_relobj::include_section_group): Add new parameters. Change
7641 calls to Layout::add_comdat. Change to build table of kept comdat
7642 groups and table mapping discarded sections to kept sections.
7643 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7644 (Sized_relobj::do_layout): Change calls to include_section_group and
7645 include_linkonce_section.
7646 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7647 value to zero when section is discarded.
7648 (Sized_relobj::map_to_kept_section): New function.
7649 * object.h (Relobj::output_section_address): New function.
7650 (Relobj::Comdat_group): New type.
7651 (Relobj::find_comdat_group): New function.
7652 (Relobj::Comdat_group_table): New type.
7653 (Relobj::Kept_comdat_section): New type.
7654 (Relobj::Kept_comdat_section_table): New type.
7655 (Relobj::add_comdat_group): New function.
7656 (Relobj::set_kept_comdat_section): New function.
7657 (Relobj::get_kept_comdat_section): New function.
7658 (Relobj::comdat_groups_): New field.
7659 (Relobj::kept_comdat_sections_): New field.
7660 (Symbol_value::input_value): Update comment.
7661 (Sized_relobj::map_to_kept_section) New function.
7662 (Sized_relobj::include_linkonce_section): Add new parameter.
7663 * target-reloc.h (Comdat_behavior): New type.
7664 (get_comdat_behavior): New function.
7665 (relocate_section): Add code to map a discarded section to the
7666 corresponding kept section when applying a relocation.
7667
e4e5049b
CS		 76682008-04-30 Craig Silverstein <csilvers@google.com>
7669
7670 * dwarf_reader.cc (next_generation_count): New static var.
7671 (Addr2line_cache_entry): New struct.
7672 (addr2line_cache): New static var.
7673 (Dwarf_line_info::one_addr2line): Added caching.
7674 (Dwarf_line_info::clear_addr2line_cache): New function.
7675 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7676 cache-size parameter.
7677 (Dwarf_line_info::one_addr2line_cache): New function.
7678 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7679 new cache-size argument to one_addr2line(), and clear cache.
7680
d09e9154
CC		 76812008-04-28 Cary Coutant <ccoutant@google.com>
7682
7683 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7684 R_386_PC8 relocations.
7685
7ef73768
ILT		 76862008-04-23 Ian Lance Taylor <iant@google.com>
7687
55438702
ILT		 7688 * object.cc (Sized_relobj::include_section_group): Check for
7689 invalid section group.
7690
c165fb93
ILT		 7691 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7692 header size.
7693
7ef73768
ILT		 7694 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7695 than read for file header.
7696 * archive.cc (Archive::include_member): Likewise.
7697
6194aaab
L		 76982008-04-23 Paolo Bonzini <bonzini@gnu.org>
7699
7700 * aclocal.m4: Regenerate.
7701 * configure: Regenerate.
7702
d491d34e
ILT		 77032008-04-19 Ian Lance Taylor <iant@google.com>
7704
5ea2bac6
ILT		 7705 * version.cc (version_string): Bump to 1.6.
7706
7bc3e21a
ILT		 7707 * testsuite/Makefile.am (many_sections_r_test): New target.
7708 (many_sections_r_test_SOURCES): Remove.
7709 (many_sections_r_test_DEPENDENCIES): Remove.
7710 (many_sections_r_test_LDFLAGS): Remove.
7711 (many_sections_r_test_LDADD): Remove.
7712
7fcd3aa9
ILT		 7713 * object.cc (Sized_relobj::do_add_symbols): Always pass
7714 local_symbol_count_ to add_from_relobj.
7715
4c94d6ae
ILT		 7716 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7717 every thousand variables.
7718 * testsuite/Makefile.in: Rebuild.
7719
d491d34e
ILT		 7720 * object.cc (Xindex::initialize_symtab_xindex): New function.
7721 (Xindex::read_symtab_xindex): New function.
7722 (Xindex::sym_xindex_to_shndx): New function.
7723 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7724 available.
7725 (Sized_relobj::do_initialize_xindex): New function.
7726 (Sized_relobj::do_read_symbols): Adjust section links.
7727 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7728 parameter. Change all callers.
7729 (Sized_relobj::include_section_group): Adjust section links and
7730 symbol section indexes.
7731 (Sized_relobj::do_layout): Adjust section links.
7732 (Sized_relobj::do_count_local_symbols): Adjust section links and
7733 symbol section indexes.
7734 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7735 ordinary and special symbols.
7736 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7737 dynsym_xindex parameters. Change all callers. Adjust section
7738 links. Use SHN_XINDEX when needed.
7739 (Sized_relobj::get_symbol_location_info): Adjust section links.
7740 Don't get fooled by special symbols.
7741 * object.h (class Xindex): Define.
7742 (class Object): Add xindex_ parameter. Declare virtual functoin
7743 do_initialize_xindex.
7744 (Object::adjust_sym_shndx): New function.
7745 (Object::set_xindex): New protected function.
7746 (class Symbol_value): Add is_ordinary_shndx_ field.
7747 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7748 (Symbol_value::value): Assert ordinary section.
7749 (Symbol_value::initialize_input_to_output_map): Likewise.
7750 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7751 Change all callers.
7752 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7753 all callers.
7754 (class Sized_relobj): Update declarations.
7755 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7756 parameter. Change all callers.
7757 (Sized_relobj::adjust_shndx): New function.
7758 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7759 field.
7760 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7761 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7762 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7763 (Sized_dynobj::read_dynsym_section): Adjust section links.
7764 (Sized_dynobj::read_dynamic): Likewise.
7765 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7766 section links.
7767 (Sized_dynobj::do_initialize_xindex): New function.
7768 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7769 do_initialize_xindex.
7770 (Sized_dynobj::adjust_shndx): New function.
7771 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7772 dynsym_xindex_ fields.
7773 (Layout::finalize): Add a call to set_section_indexes before
7774 creating the symtab sections.
7775 (Layout::set_section_indexes): Don't do anything if the section
7776 already has a section index.
7777 (Layout::create_symtab_sections): Add shnum parameter. Change
7778 caller. Create .symtab_shndx section if needed.
7779 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7780 caller.
7781 (Layout::allocated_output_section_count): New function.
7782 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7783 needed.
7784 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7785 fields. Update declarations.
7786 (Layout::symtab_xindex): New function.
7787 (Layout::dynsym_xindex): New function.
7788 (class Write_symbols_task): Add layout_ field.
7789 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7790 Change caller.
7791 * output.cc (Output_section_headers::Output_section_headers): Add
7792 shstrtab_section parameter. Change all callers.
7793 (Output_section_headers::do_sized_write): Store overflow values
7794 for section count and section string table section index in
7795 section header zero.
7796 (Output_file_header::do_sized_write): Check for overflow of
7797 section count and section string table section index.
7798 (Output_symtab_xindex::do_write): New function.
7799 (Output_symtab_xindex::endian_do_write): New function.
7800 * output.h (class Output_section_headers): Add shstrtab_section_.
7801 Update declarations.
7802 (class Output_symtab_xindex): Define.
7803 (Output_section::has_out_shndx): New function.
7804 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7805 field.
7806 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7807 Change all callers.
7808 (Sized_symbol::init): Likewise.
7809 (Symbol::output_section): Check for ordinary symbol.
7810 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7811 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7812 callers.
7813 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7814 Change all callers. Simplify handling of symbols from sections
7815 not included in the link.
7816 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7817 distinction.
7818 (Weak_alias_sorter::operator()): Assert that symbols are
7819 ordinary.
7820 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7821 distinction.
7822 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7823 parameters. Change all callers.
7824 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7825 symbol distinction. Use SHN_XINDEX when needed.
7826 (Symbol_table::write_section_symbol): Add symtab_xindex
7827 parameter. Change all callers.
7828 (Symbol_table::sized_write_section_symbol): Likewise. Use
7829 SHN_XINDEX when needed.
7830 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7831 declarations.
7832 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7833 (Symbol::is_defined): Check is_ordinary.
7834 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7835 (Symbol::is_absolute, Symbol::is_common): Likewise.
7836 (class Sized_symbol): Update declarations.
7837 (class Symbol_table): Update declarations.
7838 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7839 parameters. Change all callers.
7840 (Sized_symbol::override): Likewise.
7841 (Symbol_table::override): Likewise.
7842 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7843 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7844 is_ordinary, and orig_st_shndx parameters. Change all callers.
7845 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7846 to be in an ordinary section.
7847 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7848 object and is_ordinary parameters. Change all callers.
7849 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7850 Change all callers. Don't add undefined or non-ordinary symbols
7851 to reloc_map_.
7852 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7853 Change all callers.
7854 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7855 declarations.
7856 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7857 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7858 (Sized_relobj::relocate_sections): Likewise.
7859 * target-reloc.h (scan_relocs): Adjust section symbol index.
7860 (scan_relocatable_relocs): Likewise.
7861 * i386.cc (Scan::local): Check for ordinary symbols.
7862 * sparc.cc (Scan::local): Likewise.
7863 * x86_64.cc (Scan::local): Likewise.
7864 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7865 to symbol_section_and_value.
7866 * testsuite/many_sections_test.cc: New file.
7867 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7868 (check_PROGRAMS): Add many_sections_test.
7869 (many_sections_test_SOURCES): Define.
7870 (many_sections_test_DEPENDENCIES): Define.
7871 (many_sections_test_LDFLAGS): Define.
7872 (BUILT_SOURCES): Add many_sections_define.h.
7873 (many_sections_define.h): New target.
7874 (BUILT_SOURCES): Add many_sections_check.h.
7875 (many_sections_check.h): New target.
7876 (check_PROGRAMS): Add many_sections_r_test.
7877 (many_sections_r_test_SOURCES): Define.
7878 (many_sections_r_test_DEPENDENCIES): Define.
7879 (many_sections_r_test_LDFLAGS): Define.
7880 (many_sections_r_test_LDADD): Define.
7881 (many_sections_r_test.o): New target.
7882 * testsuite/Makefile.in: Rebuild.
7883
c5818ff1
CC		 78842008-04-17 Cary Coutant <ccoutant@google.com>
7885
7886 * errors.cc (Errors::info): New function.
7887 (gold_info): New function.
7888 * errors.h (Errors::info): New function.
7889 * gold.h (gold_info): New function.
7890 * object.cc (Input_objects::add_object): Print trace output.
7891 * options.cc (options::parse_set): New function.
7892 (General_options::parse_wrap): Deleted.
7893 (General_options::General_options): Deleted initializer.
7894 * options.h (options::String_set): New typedef.
7895 (options::parse_set): New function.
7896 (DEFINE_set): New macro.
7897 (General_options::wrap): Changed to use DEFINE_set. Changed
7898 callers of any_wrap_symbols and is_wrap_symbol.
7899 (General_options::trace, General_options::trace_symbol):
7900 New options.
7901 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7902 (General_options::wrap_symbols_): Deleted.
7903 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7904
b5be4a7c
DM		 79052008-04-17 David S. Miller <davem@davemloft.net>
7906
7907 * options.cc (General_options::parse_V): New function.
7908 * options.h: Add entries for -V and -Qy.
7909
155a0dd7
ILT		 79102008-04-17 Ian Lance Taylor <iant@google.com>
7911
7912 * common.cc (Symbol_table::allocate_commons): Remove options
7913 parameter. Change caller.
7914 (Symbol_table::do_allocate_commons): Remove options parameter.
7915 Change caller. Just call do_allocate_commons_list twice.
7916 (Symbol_table::do_allocate_commons_list): New function, broken out
7917 of do_allocate_commons.
7918 * common.h (class Allocate_commons_task): Remove options_ field.
7919 Update constructor.
7920 * symtab.cc (Symbol_table::Symbol_table): Initialize
7921 tls_commons_.
7922 (Symbol_table::add_from_object): Put TLS common symbols on
7923 tls_commons_ list.
7924 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7925 which are IN_OUTPUT_DATA.
7926 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7927 allocate_commons and do_allocate_commons declarations. Declare
7928 do_allocate_commons_list.
7929 * gold.cc (queue_middle_tasks): Update creation of
7930 Allocate_commons_task to not pass options.
7931 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7932 (TLS_TEST_C_FLAGS): New variable.
7933 (tls_test_c_pic.o): New target.
7934 (tls_test_shared.so): Link in tls_test_c_pic.o.
7935 (tls_test_c_pic_ie.o): New target.
7936 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7937 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7938 (tls_test_c.o): New target.
7939 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7940 (tls_pic_test_LDADD): Likewise.
7941 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7942 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7943 (tls_test_c_gnu2.o): New target.
7944 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7945 tls_test_c_gnu2.o.
7946 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7947 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7948 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7949 * testsuite/tls_test.cc: Include "config.h".
7950 (t_last): Call t11_last.
7951 * testsuite/tls_test.h (t11, t11_last): Declare.
7952 * testsuite/tls_test_c.c: New file.
7953 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7954 * configure.ac: Check for OpenMP support.
7955 * configure, config.in, Makefile.in: Rebuild.
7956 * testsuite/Makefile.in: Rebuild.
7957
edfbb029
CC		 79582008-04-16 Cary Coutant <ccoutant@google.com>
7959
7960 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7961 (Target_i386::tls_base_symbol_defined_): New field.
7962 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7963 (Target_i386::Scan::global): Likewise.
7964 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7965 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7966 (Target_x86_64::tls_base_symbol_defined_): New field.
7967 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7968 (Target_x86_64::Scan::global): Likewise.
7969
f3c69fca
CC		 79702008-04-16 Cary Coutant <ccoutant@google.com>
7971
7972 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7973 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7974 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7975 building shared libraries.
7976 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7977 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7978 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7979 * testsuite/Makefile.in: Rebuild.
7980 * testsuite/weak_undef.h: New file.
7981 * testsuite/weak_undef_file1.cc: Add extra test cases.
7982 * testsuite/weak_undef_file2.cc: Likewise.
7983 * testsuite/weak_undef_test.cc: Likewise.
7984
7c414435
DM		 79852008-04-16 David S. Miller <davem@davemloft.net>
7986
32b769e1
DM		 7987 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7988 Add issued_non_pic_error_ field. Declare check_non_pic.
7989 (Target_sparc::Scan::check_non_pic): New function.
7990 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7991 (Target_sparc::Scan::global): Likewise.
7992
11936fb1
DM		 7993 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7994 * configure: Rebuild.
7995
7c414435
DM		 7996 * options.h (DEFINE_enable): New macro.
7997 (new_dtags): New enable option.
7998 (initfirst, interpose, loadfltr, nodefaultlib,
7999 nodelete, nodlopen, nodump): New -z options.
8000 * layout.cc (Layout:finish_dynamic_section): If new
8001 dtags enabled, emit DT_RUNPATH. Also, emit a
8002 DT_FLAGS_1 containing any specified -z flags.
8003
85c7bf8b
ILT		 80042008-04-16 Ian Lance Taylor <iant@google.com>
8005
12c0daef
ILT		 8006 * copy-relocs.cc: New file.
8007 * copy-relocs.h: New file.
8008 * reloc.cc: Remove Copy_relocs code.
8009 * reloc.h: Likewise.
8010 * reloc-types.h (struct Reloc_types) [both versions]: Add
8011 get_reloc_addend_noerror.
8012 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8013 variants of add_global which take an addend which must be zero.
8014 * i386.cc: Include "copy-relocs.h".
8015 (class Target_i386): Change type of copy_relocs_ to variable,
8016 update initializer.
8017 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8018 Change all callers.
8019 (Target_i386::do_finalize_sections): Change handling of
8020 copy_relocs_.
8021 * sparc.cc: Include "copy-relocs.h".
8022 (class Target_sparc): Change type of copy_relocs_ to variable,
8023 update initializer.
8024 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8025 Change all callers.
8026 (Target_sparc::do_finalize_sections): Change handling of
8027 copy_relocs_.
8028 * x86_64.cc: Include "copy-relocs.h".
8029 (class Target_x86_64): Change type of copy_relocs_ to variable,
8030 update initializer.
8031 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8032 class. Change all callers.
8033 (Target_x86_64::do_finalize_sections): Change handling of
8034 copy_relocs_.
8035 * Makefile.am (CCFILES): Add copy-relocs.cc.
8036 (HFILES): Add copy-relocs.h.
8037
4f4995b6
ILT		 8038 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8039
85c7bf8b
ILT		 8040 * testsuite/script_test_4.sh: Permit leading zeroes.
8041
4f2a9edd
ILT		 80422008-04-15 Ian Lance Taylor <iant@google.com>
8043
e6188289
ILT		 8044 * script-sections.cc (Script_sections::create_segments): Use
8045 header_size_adjustment even when there is enough room for the
8046 headers.
8047 * testsuite/script_test_4.sh: New file.
8048 * testsuite/script_test_4.t: New file.
8049 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8050 (check_DATA): Add script_test_4.stdout.
8051 (MOSTLYCLEANFILES): Likewise.
8052 (script_test_4): New target.
8053 (script_test_4.stdout): New target.
8054 * testsuite/Makefile.in: Rebuild.
8055
4f2a9edd
ILT		 8056 * sparc.cc: Add definitions for Output_data_plt_sparc class
8057 constants.
8058
f5314dd5
DM		 80592008-04-14 David S. Miller <davem@davemloft.net>
8060
8061 * sparc.cc: New file.
8062 * Makefile.am (TARGETSOURCES): Add sparc.cc
8063 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8064 * configure.tgt: Document targ_extra_size and
8065 targ_extra_big_endian. Add entries for sparc-* and
8066 sparc64-*.
8067 * configure.ac: Handle targ_extra_size and
8068 targ_extra_big_endian.
8069 * Makefile.in: Rebuild.
8070 * configure: Likewise.
8071 * po/POTFILES.in: Likewise.
8072 * po/gold.pot: Likewise.
8073
154e0e9a
ILT		 80742008-04-14 Ian Lance Taylor <iant@google.com>
8075
8076 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8077 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8078 in the name/type/flags to section mapping. Don't call
8079 allocate_output_section.
8080 (Layout::choose_output_section): Change parameter from adjust_name
8081 to is_input_section. Don't permit input sections after sections
8082 are attached to segments. Don't call allocate_output_section.
8083 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8084 not write_enable_output_section.
8085 (Layout::make_output_section): Don't push to
8086 unattached_section_list_ nor call attach_to_segment. Call
8087 attach_section_to_segment if sections are attached.
8088 (Layout::attach_sections_to_segments): New function.
8089 (Layout::attach_section_to_segment): New function.
8090 (Layout::attach_allocated_section_to_segment): Rename from
8091 attach_to_segment. Remove flags parameter.
8092 (Layout::allocate_output_section): Remove function.
8093 (Layout::write_enable_output_section): Remove function.
8094 * layout.h (class Layout): Update for above changes. Add new
8095 field sections_are_attached_.
8096 * output.h (Output_section::update_flags_for_input_section): New
8097 function.
8098 * output.cc (Output_section::add_input_section): Call
8099 update_flags_for_input_section.
8100 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8101
009a67a2
CC		 81022008-04-11 Cary Coutant <ccoutant@google.com>
8103
8104 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8105 thought unnecessary.
8106 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8107
759b1a24
ILT		 81082008-04-11 Ian Lance Taylor <iant@google.com>
8109
8110 * output.h (class Output_section_data): Remove inline definition
8111 of set_addralign.
8112 * output.cc (Output_section_data::set_addralign): New function.
8113
c2b45e22
CC		 81142008-04-11 Cary Coutant <ccoutant@google.com>
8115
8116 Add support for TLS descriptors for i386 and x86_64.
8117 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8118 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8119 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8120 GOT_TYPE_TLS_DESC.
8121 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8122 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8123 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8124 relocations.
8125 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8126 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8127 Fix problem with initial-exec relocations.
8128 (Target_i386::Relocate::relocate_tls): Likewise.
8129 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8130 relaxation.
8131 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8132 support for section-plus-offset dynamic table entries.
8133 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8134 (Output_data_dynamic::Dynamic_entry): Add support for
8135 section-plus-offset dynamic table entries.
8136 (Output_data_dynamic::Classification): Likewise.
8137 (Output_data_dynamic::classification_): Renamed offset_.
8138 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8139 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8140 (Target_x86_64::make_plt_section): New function.
8141 (Target_x86_64::reserve_tlsdesc_entries): New function.
8142 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8143 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8144 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8145 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8146 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8147 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8148 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8149 add extra PLT entry for TLS descriptors.
8150 (Output_data_plt_x86_64::got_): New field.
8151 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8152 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8153 fields.
8154 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8155 descriptors.
8156 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8157 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8158 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8159 R_386_TLS_DESC_CALL relocations.
8160 (Target_x86_64::Scan::global): Likewise.
8161 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8162 for TLS descriptors.
8163 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8164 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8165 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8166 GD-to-IE relaxation.
8167 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8168 and TLS_DESCRIPTORS.
8169 * Makefile.in: Rebuild.
8170 * configure: Rebuild.
8171 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8172 (tls_test_shared2.so): New target.
8173 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8174 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8175 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8176 (tls_shared_gd_to_ie_test_LDADD): New variable.
8177 (tls_shared_gnu2_gd_to_ie_test): New target.
8178 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8179 New targets.
8180 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8181 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8182 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8183 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8184 (tls_shared_gnu2_test): New target.
8185 (tls_test_gnu2_shared.so): New target.
8186 (tls_shared_gnu2_test_SOURCES): New variable.
8187 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8188 (tls_shared_gnu2_test_LDFLAGS): New variable.
8189 (tls_shared_gnu2_test_LDADD): New variable.
8190 * testsuite/Makefile.in: Rebuild.
8191 * testsuite/Makefile.
8192
83bfb6b7
ILT		 81932008-04-11 Ian Lance Taylor <iant@google.com>
8194
8195 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8196 justsyms.t.
8197 * testsuite/Makefile.in: Rebuild.
8198
8199 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8200 long.
8201 * testsuite/script_test_2.cc (main): Adjust test.
8202
706e1f5e
ILT		 82032008-04-11 David S. Miller <davem@davemloft.net>
8204 Ian Lance Taylor <iant@google.com>
8205
8206 * options.h (General_options): Add entries for '-Y' and
8207 '-relax'.
8208 * options.cc (General_options:finalize): If -Y was used, add those
8209 entries to the library path instead of the default "/lib" and
8210 "/usr/lib".
8211
7c98e6bb
DM		 82122008-04-11 David S. Miller <davem@davemloft.net>
8213
8214 * testsuite/justsyms.t: Start at 0x100.
8215 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 8216 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8217 long.
8218 * testsuite/script_test_2.cc: Adjust string and section length
8219 checks.
7c98e6bb 8220
99a37bfd
ILT		 82212008-04-09 Ian Lance Taylor <iant@google.com>
8222
2cefc357
ILT		 8223 PR gold/5996
8224 * script-sections.cc (Sections_element::allocate_to_segment): Add
8225 orphan parameter.
8226 (Output_section_definition::allocate_to_segment): Likewise.
8227 (Orphan_output_section::allocate_to_segment): Likewise.
8228 (Script_sections::attach_sections_using_phdrs_clause): Don't
8229 propagate non-PT_LOAD segments to orphan sections.
8230 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8231 readelf rather than objdump.
8232 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8233 .interp section and PT_INTERP segment are the same size.
8234 * testsuite/Makefile.in: Rebuild.
8235
99a37bfd
ILT		 8236 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8237 aliases for symbols defined in the same object.
8238 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8239 (weak_alias_test_SOURCES): New variable.
8240 (weak_alias_test_DEPENDENCIES): New variable.
8241 (weak_alias_test_LDFLAGS): New variable.
8242 (weak_alias_test_LDADD): New variable.
8243 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8244 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8245 (weak_alias_test_3.o): New target.
8246 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8247 * testsuite/weak_alias_test_main.cc: New file.
8248 * testsuite/weak_alias_test_1.cc: New file.
8249 * testsuite/weak_alias_test_2.cc: New file.
8250 * testsuite/weak_alias_test_3.cc: New file.
8251
780e49c5
ILT		 82522008-04-08 Ian Lance Taylor <iant@google.com>
8253
cdb0b8f5
ILT		 8254 * options.h (class General_options): Add --noinhibit-exec option.
8255 * main.cc (main): Check --noinhibit-exec.
8256
0864d551
ILT		 8257 * options.h (class General_options): Define --wrap as a special
8258 option. Add wrap_symbols_ field.
8259 (General_options::any_wrap_symbols): New function.
8260 (General_options::is_wrap_symbol): New function.
8261 * options.cc (General_options::parse_wrap): New function.
8262 (General_options::General_options): Initialize wrap_symbols_.
8263 * symtab.cc (Symbol_table::wrap_symbol): New function.
8264 (Symbol_table::add_from_object): Handle --wrap.
8265 * symtab.h (class Symbol_table): Declare wrap_symbol.
8266 * target.h (Target::wrap_char): New function.
8267 (Target::Target_info): Add wrap_char field.
8268 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8269 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8270 * testsuite/testfile.cc (Target_test::test_target_info):
8271 Likewise.
8272
789aa6de
ILT		 8273 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8274 there is one.
8275
2c38906f
ILT		 8276 * layout.h (class Layout): Add added_eh_frame_data_ field.
8277 * layout.cc (Layout::Layout): Initialize new field.
8278 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8279 output section until we find a section we merged successfully.
8280 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8281 that the size be non-zero.
8282
780e49c5
ILT		 8283 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8284 qualifier.
8285
7fcd0256
ILT		 82862008-04-08 Craig Silverstein <csilvers@google.com>
8287
8288 * configure.ac: Export new conditional variable HAVE_ZLIB.
8289 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8290 on HAVE_ZLIB.
8291 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8292 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8293
6835af53
ILT		 82942008-04-07 Ian Lance Taylor <iant@google.com>
8295
e24f324c
ILT		 8296 * version.cc (version_string): Set to "1.5".
8297
a036edd8
ILT		 8298 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8299 Add issued_non_pic_error_ field. Declare check_non_pic.
8300 (Target_x86_64::Scan::check_non_pic): New function.
8301 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8302 (Target_x86_64::Scan::global): Likewise.
8303
624f8810
ILT		 8304 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8305 addend parameter. Change caller. Handle merge sections.
8306 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8307 Address to Addend. Don't add in the result of
8308 local_section_offset, pass down the addend and use the returned
8309 value.
8310 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8311 Update declarations of local_section_offset and symbol_value.
8312 * testsuite/two_file_test_1.cc (t18): New function.
8313 * testsuite/two_file_test_2.cc (f18): New function.
8314 * testsuite/two_file_test_main.cc (main): Call t18.
8315 * testsuite/two_file_test.h (t18, f18): Declare.
8316
6835af53
ILT		 8317 * configure.ac: Don't test for objdump, c++filt, or readelf.
8318 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8319 conditionals.
8320 (TEST_READELF): New variable.
8321 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8322 (check_PROGRAMS): Add two_file_strip_test.
8323 (two_file_strip_test): New target.
8324 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8325 (two_file_same_shared_strip_test_SOURCES): New variable.
8326 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8327 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8328 (two_file_same_shared_strip_test_LDADD): New variable.
8329 (two_file_shared_strip.so): New target.
8330 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8331 (ver_test_5.syms, ver_test_7.syms): Likewise.
8332 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8333 (strip_test_3.stdout): Use TEST_OBJDUMP.
8334 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8335
86925eef
CC		 83362008-04-04 Cary Coutant <ccoutant@google.com>
8337
8338 * symtab.h (Symbol::is_weak_undefined): New function.
8339 (Symbol::is_strong_undefined): New function.
8340 (Symbol::is_absolute): New function.
8341 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8342 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8343 absolute symbols.
8344 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8345 (weak_undef_test): New target.
8346 * testsuite/Makefile.in: Rebuild.
8347 * testsuite/weak_undef_file1.cc: New file.
8348 * testsuite/weak_undef_file2.cc: New file.
8349 * testsuite/weak_undef_test.cc: New file.
8350
126f3ece
ILT		 83512008-04-03 Craig Silverstein <csilvers@google.com>
8352
8353 * compressed_output.h (class Output_compressed_section): Use
8354 unsigned buffer.
8355 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8356 add zlib header.
8357 (zlib_compressed_suffix): Removed.
8358 (Output_compressed_section::set_final_data_size): Use unsigned
8359 buffers.
8360 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8361 Fix linker invocation.
8362 (flagstest_o_specialfile_and_compress_debug_sections):
8363 Likewise.
8364 * testsuite/Makefile.in: Regenerated.
8365
deae2a14
DM		 83662008-04-02 David S. Miller <davem@davemloft.net>
8367
8368 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8369 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8370
70752818
ILT		 83712008-04-02 Craig Silverstein <csilvers@google.com>
8372
8373 * TODO: New file.
8374
39d0cb0e
ILT		 83752008-04-02 Ian Lance Taylor <iant@google.com>
8376
8377 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8378 parameters. Update for new key type to views_. Change all
8379 callers.
8380 (File_read::read): Adjust for byteshift in returned view.
8381 (File_read::add_view): New function, broken out of
8382 find_and_make_view.
8383 (File_read::make_view): New function, broken out of
8384 find_and_make_view.
8385 (File_read::find_or_make_view): Add offset and aligned
8386 parameters. Rewrite accordingly. Change all callers.
8387 (File_read::get_view): Add offset and aligned parameters. Adjust
8388 for byteshift in return value.
8389 (File_read::get_lasting_view): Likewise.
8390 * fileread.h (class File_read): Update declarations.
8391 (class File_read::View): Add byteshift_ field. Add byteshift to
8392 constructor. Add byteshift method.
8393 * archive.h (Archive::clear_uncached_views): New function.
8394 (Archive::get_view): Add aligned parameter. Change all callers.
8395 * object.h (Object::get_view): Add aligned parameter. Change all
8396 callers.
8397 (Object::get_lasting_view): Likewise.
8398
8399 * fileread.cc (File_read::release): Don't call clear_views if
8400 there are multiple objects.
8401 * fileread.h (File_read::clear_uncached_views): New function.
8402 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8403 on the archive.
8404
a1207466
CC		 84052008-03-31 Cary Coutant <ccoutant@google.com>
8406
8407 Add thin archive support.
8408 * archive.cc (Archive::armagt): New const.
8409 (Archive::setup): Remove task parameter and calls to unlock.
8410 (Archive::unlock_nested_archives): New function.
8411 (Archive::read_header): Add nested_off parameter. Change
8412 all callers.
8413 (Archive::interpret_header): Likewise.
8414 (Archive::include_all_members): Change to handle thin
8415 archives.
8416 (Archive::include_member): Likewise.
8417 * archive.h (Archive::Archive): Add new parameters and
8418 initializers.
8419 (Archive::armagt): New const.
8420 (Archive::setup): Remove task parameter.
8421 (Archive::unlock_nested_archives): New function.
8422 (Archive::read_header): Add nested_off parameter.
8423 (Archive::interpret_header): Likewise.
8424 (Archive::Nested_archive_table): New typedef.
8425 (Archive::is_thin_archive_): New field.
8426 (Archive::nested_archives_): New field.
8427 (Archive::options_): New field.
8428 (Archive::dirpath_): New field.
8429 (Archive::task_): New field.
8430 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8431 for thin archives. Pass additional parameters to
8432 Archive::Archive. Unlock the archive file after calling
8433 Archive::setup.
cd536b21 8434
479f6503
ILT		 84352008-03-29 Ian Lance Taylor <iant@google.com>
8436
686c8caf
ILT		 8437 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8438 version symbol to be local.
8439 * testsuite/ver_test_4.sh: New file.
8440 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8441 (check_DATA): Add ver_test_4.syms.
8442 (ver_test_4.syms): New target.
8443 * testsuite/Makefile.in: Rebuild.
8444
ab794b6b
ILT		 8445 * output.cc
8446 (Output_section::Input_section_sort_entry::has_priority): New
8447 function.
8448 (Output_section::Input_section_sort_entry::match_file_name): New
8449 function.
8450 (Output_section::Input_section_sort_entry::match_section_name):
8451 Remove.
8452 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8453 Remove.
8454 (Output_section::Input_section_sort_entry::match_section_file):
8455 Remove.
8456 (Output_section::Input_section_sort_compare::operator()): Rewrite
8457 using new Input_section_sort_entry functions. Sort crtbegin and
8458 crtend first. Sort sections with no priority before sections with
8459 a priority.
8460 * testsuite/initpri1.c (d3): Check j != 4.
8461 (cd5): New constructor/destructor function.
8462 (main): Check j != 2.
8463
479f6503
ILT		 8464 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8465 new symbol when resolving, don't call set_is_default.
8466 * testsuite/ver_test_7.cc: New file.
8467 * testsuite/ver_test_7.sh: New file.
8468 * testsuite/Makefile.am (ver_test_7.so): New target.
8469 (ver_test_7.o): New target.
8470 (check_SCRIPTS): Add ver_test_7.sh.
8471 (check_DATA): Add ver_test_7.syms.
8472 (ver_test_7.syms): New target.
8473
2fd32231
ILT		 84742008-03-28 Ian Lance Taylor <iant@google.com>
8475
8476 * layout.cc (Layout::layout): If we see an input section with a
8477 name that needs sorting, set the must_sort flag for the output
8478 section.
8479 (Layout::make_output_section): If the name of the output section
8480 indicates that it might require sorting, set the may_sort flag.
8481 * output.h (Output_section::may_sort_attached_input_sections): New
8482 function.
8483 (Output_section::set_may_sort_attached_input_sections): New
8484 function.
8485 (Output_section::must_sort_attached_input_sections): New
8486 function.
8487 (Output_section::set_must_sort_attached_input_sections): New
8488 function.
8489 (class Output_section): Declare Input_section_sort_entry. Define
8490 Input_section_sort_compare. Declare
8491 sort_attached_input_sections. Add new fields:
8492 may_sort_attached_input_sections_,
8493 must_sort_attached_input_sections_,
8494 attached_input_sections_are_sorted_.
8495 * output.cc (Output_section::Output_section): Initialize new
8496 fields.
8497 (Output_section::add_input_section): Add an entry to
8498 input_sections_ if may_sort or must_sort are true.
8499 (Output_section::set_final_data_size): Call
8500 sort_attached_input_sections if necessary.
8501 (Output_section::Input_section_sort_entry): Define new class.
8502 (Output_section::Input_section_sort_compare::operator()): New
8503 function.
8504 (Output_section::sort_attached_input_sections): New function.
8505 * configure.ac: Check whether the compiler supports constructor
8506 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8507 * testsuite/initpri1.c: New file.
8508 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8509 CONSTRUCTOR_PRIORITY.
8510 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8511 (initpri1_LDFLAGS): New variable.
8512 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8513
18e6b24e
ILT		 85142008-03-27 Ian Lance Taylor <iant@google.com>
8515
49bdd526
ILT		 8516 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8517 * testsuite/common_test_1.c: New file.
8518 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8519 (common_test_1_SOURCES): New variable.
8520 (common_test_1_DEPENDENCIES): New variable.
8521 (common_test_1_LDFLAGS): New variable.
8522
18e6b24e
ILT		 8523 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8524 and commons_ correctly when NAME/VERSION does not override
8525 NAME/NULL.
8526 * testsuite/ver_test_6.c: New file.
8527 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8528 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8529 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8530
04bf7072
ILT		 85312008-03-26 Ian Lance Taylor <iant@google.com>
8532
5871526f
ILT		 8533 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8534 of an undefined symbol from a version script.
8535 * testsuite/Makefile.am (ver_test_5.so): New target.
8536 (ver_test_5.o): New target.
8537 (check_SCRIPTS): Add ver_test_5.sh.
8538 (check_DATA): Add ver_test_5.syms.
8539 (ver_test_5.syms): New target.
8540 * testsuite/ver_test_5.cc: New file.
8541 * testsuite/ver_test_5.script: New file.
8542 * testsuite/ver_test_5.sh: New file.
8543 * Makefile.in, testsuite/Makefile.in: Rebuild.
8544
04bf7072
ILT		 8545 PR gold/5986
8546 Fix problems building gold with gcc 4.3.0.
8547 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8548 (gold_error_at_location, gold_warning_at_location): Use it.
8549 * configure.ac: Check whether we can compile and use a template
8550 function with a printf attribute.
8551 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8552 when jumping over bytes.
8553 * object.cc: Instantiate Object::read_section_data.
8554 * debug.h: Include <cstring>
8555 * dwarf_reader.cc: Include <algorithm>
8556 * main.cc: Include <cstring>.
8557 * options.cc: Include <cstring>.
8558 * output.cc: Include <cstring>.
8559 * script.cc: Include <cstring>.
8560 * script.h: Include <string>.
8561 * symtab.cc: Include <cstring> and <algorithm>.
8562 * target-select.cc: Include <cstring>.
8563 * version.cc: Include <string>.
8564 * testsuite/testmain.cc: Include <cstdlib>.
8565 * configure, config.in: Rebuild.
8566
874c5b28
ILT		 85672008-03-25 Ian Lance Taylor <iant@google.com>
8568
819d6c3a
ILT		 8569 * options.cc: Include "../bfd/bfdver.h".
8570 (options::help): Print bug reporting address.
8571
f4b2c6f5
ILT		 8572 * version.cc (print_version): Adjust output for current value of
8573 BFD_VERSION_STRING.
8574
8575 * NEWS: New file.
8576
e96caa79
ILT		 8577 * options.cc (options::help): Print list of supported targets.
8578 * target-select.h: Include <vector>.
8579 (class Target_selector): Make machine_, size_, and is_big_endian_
8580 fields const. Add bfd_name_ and instantiated_target_ fields.
8581 (Target_selector::Target_selector): Add bfd_name parameter.
8582 (Target_selector::recognize): Make non-virtual, call
8583 do_recognize.
8584 (Target_selector::recognize_by_name): Make non-virtual, call
8585 do_recognize_by_name.
8586 (Target_selector::supported_names): New function.
8587 (Target_selector::bfd_name): New function.
8588 (Target_selector::do_instantiate_target): New pure virtual
8589 function.
8590 (Target_selector::do_recognize): New virtual function.
8591 (Target_selector::do_recognize_by_name): New virtual function.
8592 (Target_selector::instantiate_target): New private function.
8593 (supported_target_names): Declare.
8594 * target-select.cc (Target_selector::Target_selector): Update for
8595 new parameter and fields.
8596 (select_target_by_name): Check that the name matches before
8597 calling recognize_by_name.
8598 (supported_target_names): New function.
8599 * i386.cc (class Target_selector_i386): Update Target_selector
8600 constructor call. Remove recognize and recognize_by_name. Add
8601 do_instantiate_target.
8602 * x86_64.cc (class Target_selector_x86_64): Likewise.
8603 * testsuite/testfile.cc (class Target_selector_test): Update for
8604 changes to Target_selector.
8605
874c5b28
ILT		 8606 * README: Rewrite, with some notes on unsupported features.
8607
0a65a3a7
CC		 86082008-03-24 Cary Coutant <ccoutant@google.com>
8609
8610 * i386.cc (Target_i386::Got_type): New enum declaration.
8611 (Target_i386::Scan::local): Updated callers of Output_data_got
8612 member functions.
8613 (Target_i386::Scan::global): Likewise.
8614 (Target_i386::Relocate::relocate): Likewise.
8615 (Target_i386::Relocate::relocate_tls): Likewise.
8616 * object.h (Got_offset_list): New class.
8617 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8618 (Sized_relobj::local_got_offset): Likewise.
8619 (Sized_relobj::set_local_got_offset): Likewise.
8620 (Sized_relobj::local_has_tls_got_offset): Removed.
8621 (Sized_relobj::local_tls_got_offset): Removed.
8622 (Sized_relobj::set_local_tls_got_offset): Removed.
8623 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8624 * output.cc (Output_data_got::add_global): Added got_type parameter.
8625 (Output_data_got::add_global_with_rel): Likewise.
8626 (Output_data_got::add_global_with_rela): Likewise.
8627 (Output_data_got::add_global_pair_with_rel): New function.
8628 (Output_data_got::add_global_pair_with_rela): New function.
8629 (Output_data_got::add_local): Added got_type parameter.
8630 (Output_data_got::add_local_with_rel): Likewise.
8631 (Output_data_got::add_local_with_rela): Likewise.
8632 (Output_data_got::add_local_pair_with_rel): New function.
8633 (Output_data_got::add_local_pair_with_rela): New function.
8634 (Output_data_got::add_global_tls): Removed.
8635 (Output_data_got::add_global_tls_with_rel): Removed.
8636 (Output_data_got::add_global_tls_with_rela): Removed.
8637 (Output_data_got::add_local_tls): Removed.
8638 (Output_data_got::add_local_tls_with_rel): Removed.
8639 (Output_data_got::add_local_tls_with_rela): Removed.
8640 * output.h (Output_data_got::add_global): Added got_type parameter.
8641 (Output_data_got::add_global_with_rel): Likewise.
8642 (Output_data_got::add_global_with_rela): Likewise.
8643 (Output_data_got::add_global_pair_with_rel): New function.
8644 (Output_data_got::add_global_pair_with_rela): New function.
8645 (Output_data_got::add_local): Added got_type parameter.
8646 (Output_data_got::add_local_with_rel): Likewise.
8647 (Output_data_got::add_local_with_rela): Likewise.
8648 (Output_data_got::add_local_pair_with_rel): New function.
8649 (Output_data_got::add_local_pair_with_rela): New function.
8650 (Output_data_got::add_global_tls): Removed.
8651 (Output_data_got::add_global_tls_with_rel): Removed.
8652 (Output_data_got::add_global_tls_with_rela): Removed.
8653 (Output_data_got::add_local_tls): Removed.
8654 (Output_data_got::add_local_tls_with_rel): Removed.
8655 (Output_data_got::add_local_tls_with_rela): Removed.
8656 * resolve.cc (Symbol::override_base_with_special): Removed
8657 reference to has_got_offset_ field.
8658 * symtab.cc (Symbol::init_fields): Replaced initialization
8659 of got_offset_ with got_offsets_. Removed initialization
8660 of has_got_offset_
53fcba31 8661 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 8662 (Symbol::got_offset): Likewise.
8663 (Symbol::set_got_offset): Likewise.
8664 (Symbol::has_tls_got_offset): Removed.
8665 (Symbol::tls_got_offset): Removed.
8666 (Symbol::set_tls_got_offset): Removed.
8667 (Symbol::got_offset_): Removed.
8668 (Symbol::tls_mod_got_offset_): Removed.
8669 (Symbol::tls_pair_got_offset_): Removed.
8670 (Symbol::got_offsets_): New field.
8671 (Symbol::has_got_offset): Removed.
8672 (Symbol::has_tls_mod_got_offset): Removed.
8673 (Symbol::has_tls_pair_got_offset): Removed.
8674 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8675 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8676 member functions.
8677 (Target_x86_64::Scan::global): Likewise.
8678 (Target_x86_64::Relocate::relocate): Likewise.
8679 (Target_x86_64::Relocate::relocate_tls): Likewise.
8680
bd52eafb
BE		 86812008-03-25 Ben Elliston <bje@au.ibm.com>
8682
8683 * yyscript.y: Fix spelling error in comment.
8684
8b105e34
ILT		 86852008-03-24 Ian Lance Taylor <iant@google.com>
8686
8ed814a9
ILT		 8687 * options.h (class General_options): Define build_id option.
8688 * layout.h (class Layout): Declare write_build_id, create_note,
8689 create_build_id. Add build_id_note_ member.
8690 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8691 "libiberty.h", "md5.h", "sha1.h".
8692 (Layout::Layout): Initialize eh_frame_data_,
8693 eh_frame_hdr_section_, and build_id_note_.
8694 (Layout::finalize): Call create_build_id.
8695 (Layout::create_note): New function, broken out of
8696 Layout::create_gold_note.
8697 (Layout::create_gold_note): Call create_note.
8698 (Layout::create_build_id): New function.
8699 (Layout::write_build_id): New function.
8700 (Close_task_runner::run): Call write_build_id.
8701
8b105e34
ILT		 8702 * x86_64.cc: Correct license to GPLv3.
8703
086a1841
ILT		 87042008-03-23 Ian Lance Taylor <iant@google.com>
8705
8706 * options.cc: Include "demangle.h".
8707 (parse_optional_string): New function.
8708 (parse_long_option): Handle takes_optional_argument.
8709 (parse_short_option): Update dash_z initializer. Handle
8710 takes_optional_argument.
8711 (General_options::General_options): Initialize do_demangle_.
8712 (General_options::finalize): Set do_demangle_. Handle demangling
8713 style.
8714 * options.h (parse_optional_string): Declare.
8715 (struct One_option): Add optional_arg field. Update constructor.
8716 Update call constructor calls. Add takes_optional_argument
8717 function.
8718 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8719 (DEFINE_optional_string): Define.
8720 (General_options::demangle): Change from DEFINE_bool to
8721 DEFINE_optional_string.
8722 (General_options::no_demangle): New function.
8723 (General_options::do_demangle): New function.
8724 (General_options::set_do_demangle): New function.
8725 (General_options::execstack_status_): Move definition to end of
8726 class definition.
8727 (General_options::static_): Likewise.
8728 (General_options::do_demangle_): New field.
8729 * object.cc (big_endian>::get_symbol_location_info): Call
8730 Options::do_demangle, not Options::demangle.
8731 * symtab.cc (demangle): Likewise.
8732
cbb93e63
ILT		 87332008-03-22 Ian Lance Taylor <iant@google.com>
8734
8735 * gold.h: Include <cstddef> and <sys/types.h>
8736 * options.h: Include <cstring>.
8737
ec531623
ILT		 87382008-03-21 Ian Lance Taylor <iant@google.com>
8739
8740 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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