1 2010-08-12 Cary Coutant <ccoutant@google.com>
3 * arm.cc (Target_arm::got_size): Add const.
4 (Target_arm::got_entry_count): New function.
5 (Target_arm::plt_entry_count): New function.
6 (Target_arm::first_plt_entry_offset): New function.
7 (Target_arm::plt_entry_size): New function.
8 (Output_data_plt_arm::entry_count): New function.
9 (Output_data_plt_arm::first_plt_entry_offset): New function.
10 (Output_data_plt_arm::get_plt_entry_size): New function.
11 * i386.cc (Target_i386::got_size): Add const.
12 (Target_i386::got_entry_count): New function.
13 (Target_i386::plt_entry_count): New function.
14 (Target_i386::first_plt_entry_offset): New function.
15 (Target_i386::plt_entry_size): New function.
16 (Output_data_plt_i386::entry_count): New function.
17 (Output_data_plt_i386::first_plt_entry_offset): New function.
18 (Output_data_plt_i386::get_plt_entry_size): New function.
19 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
20 find_incremental_inputs_sections. Dump incremental_got_plt section.
21 * incremental.cc: Include target.h.
22 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
23 parameter. Adjust all callers. Find incremental_got_plt section.
24 (Incremental_inputs::create_data_sections): Create incremental_got_plt
26 (Output_section_incremental_inputs::set_final_data_size): Calculate
27 size of incremental_got_plt section.
28 (Output_section_incremental_inputs::do_write): Write the
29 incremental_got_plt section.
30 (Got_plt_view_info): New struct.
31 (Local_got_offset_visitor): New class.
32 (Global_got_offset_visitor): New class.
33 (Global_symbol_visitor_got_plt): New class.
34 (Output_section_incremental_inputs::write_got_plt): New function.
35 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
36 Add parameter. Adjust all callers.
37 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
38 (Incremental_inputs::got_plt_section): New function.
39 (Incremental_inputs::got_plt_section_): New data member.
40 (Incremental_got_plt_reader): New class.
41 * layout.cc (Layout::create_incremental_info_sections): Add the
42 incremental_got_plt section.
43 * object.h (Got_offset_list::get_list): New function.
44 (Got offset_list::for_all_got_offsets): New function.
45 (Sized_relobj::local_got_offset_list): New function.
46 * powerpc.cc (Target_powerpc::got_size): Add const.
47 (Target_powerpc::got_entry_count): New function.
48 (Target_powerpc::plt_entry_count): New function.
49 (Target_powerpc::first_plt_entry_offset): New function.
50 (Target_powerpc::plt_entry_size): New function.
51 (Output_data_plt_powerpc::entry_count): New function.
52 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
53 (Output_data_plt_powerpc::get_plt_entry_size): New function.
54 * sparc.cc (Target_sparc::got_size): Add const.
55 (Target_sparc::got_entry_count): New function.
56 (Target_sparc::plt_entry_count): New function.
57 (Target_sparc::first_plt_entry_offset): New function.
58 (Target_sparc::plt_entry_size): New function.
59 (Output_data_plt_sparc::entry_count): New function.
60 (Output_data_plt_sparc::first_plt_entry_offset): New function.
61 (Output_data_plt_sparc::get_plt_entry_size): New function.
62 * symtab.h (Symbol::got_offset_list): New function.
63 (Symbol_table::for_all_symbols): New function.
64 * target.h (Sized_target::got_entry_count): New function.
65 (Sized_target::plt_entry_count): New function.
66 (Sized_target::plt_entry_size): New function.
67 * x86_64.cc (Target_x86_64::got_size): Add const.
68 (Target_x86_64::got_entry_count): New function.
69 (Target_x86_64::plt_entry_count): New function.
70 (Target_x86_64::first_plt_entry_offset): New function.
71 (Target_x86_64::plt_entry_size): New function.
72 (Output_data_plt_x86_64::entry_count): New function.
73 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
74 (Output_data_plt_x86_64::get_plt_entry_size): New function.
76 2010-08-12 Cary Coutant <ccoutant@google.com>
78 * archive.cc: Include incremental.h.
79 (Archive::Archive): Initialize incremental_info_.
80 (Archive::include_member): Record archive members in incremental info.
81 (Add_archive_symbols::run): Record begin and end of an archive in
83 (Lib_group::include_member): Record objects in incremental info.
84 * archive.h (Incremental_archive_entry): Forward declaration.
85 (Archive::set_incremental_info): New member function.
86 (Archive::incremental_info): New member function.
87 (Archive::Unused_symbol_iterator): New class.
88 (Archive::unused_symbols_begin): New member function.
89 (Archive::unused_symbols_end): New member function.
90 (Archive::incremental_info_): New data member.
91 * incremental-dump.cc (find_input_containing_global): New function.
92 (dump_incremental_inputs): Dump new incremental info sections.
93 * incremental.cc: Include symtab.h.
94 (Output_section_incremental_inputs): New class.
95 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
96 new incremental info sections.
97 (Sized_incremental_binary::do_check_inputs): Likewise.
98 (Incremental_inputs::report_archive): Remove.
99 (Incremental_inputs::report_archive_begin): New function.
100 (Incremental_inputs::report_archive_end): New function.
101 (Incremental_inputs::report_object): New function.
102 (Incremental_inputs::finalize_inputs): Remove.
103 (Incremental_inputs::report_input_section): New function.
104 (Incremental_inputs::report_script): Rewrite.
105 (Incremental_inputs::finalize): Do nothing but finalize string table.
106 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
107 (Incremental_inputs::sized_create_inputs_section_data): Remove.
108 (Incremental_inputs::create_data_sections): New function.
109 (Incremental_inputs::relocs_entsize): New function.
110 (Output_section_incremental_inputs::set_final_data_size): New function.
111 (Output_section_incremental_inputs::do_write): New function.
112 (Output_section_incremental_inputs::write_header): New function.
113 (Output_section_incremental_inputs::write_input_files): New function.
114 (Output_section_incremental_inputs::write_info_blocks): New function.
115 (Output_section_incremental_inputs::write_symtab): New function.
116 * incremental.h (Incremental_script_entry): Forward declaration.
117 (Incremental_object_entry): Forward declaration.
118 (Incremental_archive_entry): Forward declaration.
119 (Incremental_inputs): Forward declaration.
120 (Incremental_inputs_header_data): Remove.
121 (Incremental_inputs_header): Remove.
122 (Incremental_inputs_header_write): Remove.
123 (Incremental_inputs_entry_data): Remove.
124 (Incremental_inputs_entry): Remove.
125 (Incremental_inputs_entry_write): Remove.
126 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
127 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
128 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
129 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
131 (Incremental_input_entry): New class.
132 (Incremental_script_entry): New class.
133 (Incremental_object_entry): New class.
134 (Incremental_archive_entry): New class.
135 (Incremental_inputs::Incremental_inputs): Initialize new data members.
136 (Incremental_inputs::report_inputs): Remove.
137 (Incremental_inputs::report_archive): Remove.
138 (Incremental_inputs::report_archive_begin): New function.
139 (Incremental_inputs::report_archive_end): New function.
140 (Incremental_inputs::report_object): Change prototype.
141 (Incremental_inputs::report_input_section): New function.
142 (Incremental_inputs::report_script): Change prototype.
143 (Incremental_inputs::get_reloc_count): New function.
144 (Incremental_inputs::set_reloc_count): New function.
145 (Incremental_inputs::create_data_sections): New function.
146 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
147 (Incremental_inputs::inputs_section): New function.
148 (Incremental_inputs::symtab_section): New function.
149 (Incremental_inputs::relocs_section): New function.
150 (Incremental_inputs::get_stringpool): Add const.
151 (Incremental_inputs::command_line): Add const.
152 (Incremental_inputs::inputs): Remove.
153 (Incremental_inputs::command_line_key): New function.
154 (Incremental_inputs::input_file_count): New function.
155 (Incremental_inputs::input_files): New function.
156 (Incremental_inputs::relocs_entsize): New function.
157 (Incremental_inputs::sized_create_inputs_section_data): Remove.
158 (Incremental_inputs::finalize_inputs): Remove.
159 (Incremental_inputs::Input_info): Remove.
160 (Incremental_inputs::lock_): Remove.
161 (Incremental_inputs::inputs_): Change type.
162 (Incremental_inputs::inputs_map_): Remove.
163 (Incremental_inputs::current_object_entry_): New data member.
164 (Incremental_inputs::inputs_section_): New data member.
165 (Incremental_inputs::symtab_section_): New data member.
166 (Incremental_inputs::relocs_section_): New data member.
167 (Incremental_inputs::reloc_count_): New data member.
168 (Incremental_inputs_reader): New class.
169 (Incremental_symtab_reader): New class.
170 (Incremental_relocs_reader): New class.
171 * layout.cc (Layout::finalize): Move finalization of incremental info
172 and creation of incremental info sections to follow finalization of
173 symbol table. Set offsets for postprocessing sections.
174 (Layout::create_incremental_info_sections): Call
175 Incremental_inputs::create_data_sections. Add incremental symtab
176 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
177 sections to layout after input sections.
178 * layout.h (struct Timespec): Forward declaration.
179 (Layout::incremental_inputs): Add const.
180 (Layout::create_incremental_info_sections): Add parameter.
181 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
182 * object.cc: Include incremental.h.
183 (Relobj::finalize_incremental_relocs): New function.
184 (Sized_relobj::do_layout): Record input sections in incremental info.
185 * object.h (Object::output_section): New function.
186 (Object::output_section_offset): Moved from Relobj.
187 (Object::get_incremental_reloc_base): New function.
188 (Object::get_incremental_reloc_count): New function.
189 (Object::do_output_section): New function.
190 (Object::do_output_section_offset): Moved from Relobj.
191 (Object::do_get_incremental_reloc_base): New function.
192 (Object::do_get_incremental_reloc_count): New function.
193 (Object::Object): Initialize new data members.
194 (Relobj::output_section): Renamed do_output_section and moved to
196 (Relobj::output_section_offset): Moved to Object.
197 (Relobj::do_get_incremental_reloc_base): New function.
198 (Relobj::do_get_incremental_reloc_count): New function.
199 (Relobj::allocate_incremental_reloc_counts): New function.
200 (Relobj::count_incremental_reloc): New function.
201 (Relobj::finalize_incremental_relocs): New function.
202 (Relobj::next_incremental_reloc_index): New function.
203 (Relobj::reloc_counts_): New data member.
204 (Relobj::reloc_bases_): New data member.
205 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
206 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
207 (Sized_relobj::incremental_relocs_scan): New function.
208 (Sized_relobj::incremental_relocs_scan_reltype): New function.
209 (Sized_relobj::incremental_relocs_write): New function.
210 (Sized_relobj::incremental_relocs_write_reltype): New function.
211 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
213 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
214 archives and object files elsewhere.
215 (Add_symbols::run): Report object files here.
216 (Finish_group::run): Report end of archive at end of group.
217 * reloc.cc: Include layout.h, incremental.h.
218 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
219 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
220 (Sized_relobj::incremental_relocs_scan): New function.
221 (Sized_relobj::incremental_relocs_scan_reltype): New function.
222 (Sized_relobj::do_relocate_sections): Write incremental relocations.
223 (Sized_relobj::incremental_relocs_write): New function.
224 (Sized_relobj::incremental_relocs_write_reltype): New function.
225 * script.cc (read_input_script): Rewrite test for incremental link.
226 Change call to Incremental_inputs::report_script.
227 * symtab.h (Symbol_table::first_global_index): New function.
228 (Symbol_table::output_count): New function.
230 2010-08-12 Doug Kwan <dougkwan@google.com>
232 * arm.cc (Target_arm::merge_object_attributes): Check command line
233 options --no-wchar-size-warning and --no-enum-size-warning.
234 * options.h (General_options): Add ld-compatible options
235 --no-enum-size-warning and --no-wchar-size-warning.
237 2010-08-04 Ian Lance Taylor <iant@google.com>
239 * x86_64.cc (Target_x86_64::Scan::local): Use
240 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
241 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
242 (Target_x86_64::Scan::global): Likewise.
243 (Target_x86_64::Relocate::relocate): Likewise.
244 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
247 2010-08-03 Cary Coutant <ccoutant@google.com>
249 * merge.cc (Output_merge_string::do_add_input_section): Count strings
250 to reserve space in merged_strings vector. Keep total input size
252 (Output_merge_string::do_print_merge_stats): Print total input size.
253 * merge.h (Output_merge_string): Add input_size_ field.
254 * stringpool.cc (Stringpool_template::string_length): Move
255 implementations out of Stringpool_template class and place in
257 * stringpool.h (string_length): Move out of Stringpool_template.
259 2010-08-03 Ian Lance Taylor <iant@google.com>
262 * layout.cc (relaxation_loop_body): If address of load segment is
263 set, adjust address to include headers if possible.
265 2010-08-03 Ian Lance Taylor <iant@google.com>
267 * version.cc (version_string): Bump to 1.10.
269 2010-08-03 Ian Lance Taylor <iant@google.com>
272 * layout.h (enum Output_section_order): Define.
273 (class Layout): Update declarations.
274 * layout.cc (Layout::get_output_section): Add order parameter.
275 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
276 is_first_non_relro parameters. Change all callers.
277 (Layout::choose_output_section): Likewise.
278 (Layout::add_output_section_data): Likewise.
279 (Layout::make_output_section): Likewise. Set order.
280 (Layout::default_section_order): New function.
281 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
282 * output.cc (Output_section::Output_section): Initialize order_.
283 Don't initialize deleted fields.
284 (Output_segment::Output_segment): Don't initialize deleted
286 (Output_segment::add_output_section_to_load): New function
287 replacing add_output_section. Change all callers to call this or
288 add_output_section_to_nonload.
289 (Output_segment::add_output_section_to_nonload): New function.
290 (Output_segment::remove_output_section): Rewrite.
291 (Output_segment::add_initial_output_data): Likewise.
292 (Output_segment::has_any_data_sections): Likewise.
293 (Output_segment::is_first_section_relro): Likewise.
294 (Output_segment::maximum_alignment): Likewise.
295 (Output_segment::has_dynamic_reloc): New function replacing
296 dynamic_reloc_count. Change all callers.
297 (Output_segment::has_dynamic_reloc_list): New function replacing
298 dynamic_reloc_count_list. Change all callers.
299 (Output_segment::set_section_addresses): Rewrite.
300 (Output_segment::set_offset): Rewrite.
301 (Output_segment::find_first_and_last_list): Remove.
302 (Output_segment::set_tls_offsets): Rewrite.
303 (Output_segment::first_section_load_address): Likewise.
304 (Output_segment::output_section_count): Likewise.
305 (Output_segment::section_with_lowest_load_address): Likewise.
306 (Output_segment::write_section_headers): Likewise.
307 (Output_segment::print_sections_to_map): Likewise.
308 * output.h (class Output_data): Remove dynamic_reloc_count_
309 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
310 (Output_data::add_dynamic_reloc): Rewrite.
311 (Output_data::has_dynamic_reloc): New function.
312 (Output_data::dynamic_reloc_count): Remove.
313 (class Output_section): Add order_ field. Remvoe is_relro_local_,
314 is_last_relro_, is_first_non_relro_, is_interp_,
315 is_dynamic_linker_section_ fields. Add order and set_order
316 functions. Remove is_relro_local, set_is_relro_local,
317 is_last_relro, set_is_last_relro, is_first_non_relro,
318 set_is_first_non_relro functions, is_interp, set_is_interp,
319 is_dynamic_linker_section, and set_is_dynamic_linker_section
321 (class Output_segment): Change Output_data_list from std::list to
322 std:;vector. Add output_lists_ field. Remove output_data_ and
323 output_bss_ fields. Update declarations.
325 2010-08-02 Ian Lance Taylor <iant@google.com>
327 * arm.cc (Target_arm::gc_process_relocs): Use typename.
328 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
329 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
331 2010-08-02 Ian Lance Taylor <iant@google.com>
334 * script.cc (Script_options::Script_options): Initialize
335 symbol_definitions_ and symbol_references_.
336 (Script_options::add_symbol_assignment): Update
337 symbol_definitions_ and symbol_references_.
338 (Script_options::add_symbol_reference): New function.
339 (script_symbol): New function.
340 * script.h (class Script_options): Add symbol_definitions_ and
341 symbol_references_ fields.
342 (Script_options::referenced_const_iterator): New type.
343 (Script_options::referenced_begin): New function.
344 (Script_options::referenced_end): New function.
345 (Script_options::is_referenced): New function.
346 (Script_options::any_unreferenced): New function.
347 * script-c.h (script_symbol): Declare.
348 * yyscript.y (exp): Call script_symbol.
349 * symtab.cc: Include "script.h".
350 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
351 Change all callers. Check symbols referenced by scripts.
352 (Symbol_table::add_undefined_symbols_from_command_line): Add
353 layout parameter. Change all callers.
354 (Symbol_table::do_add_undefined_symbols_from_command_line):
355 Likewise. Break out loop body. Check symbols referenced by
357 (Symbol_table::add_undefined_symbol_from_command_line): New
358 function broken out of
359 do_add_undefined_symbols_from_command_line.
360 * symtab.h (class Symbol_table): Update declarations.
361 * archive.cc: Include "layout.h".
362 (Archive::should_include_member): Add layout parameter. Change
363 all callers. Check for symbol mentioned in expression.
364 * archive.h (class Archive): Update declaration.
365 * object.cc (Sized_relobj::do_should_include_member): Add layout
367 * object.h (Object::should_include_member): Add layout parameter.
369 (Object::do_should_include_member): Add layout parameter.
370 (class Sized_relobj): Update declaration.
371 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
373 * dynobj.h (class Sized_dynobj): Update declaration.
374 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
376 * plugin.h (class Sized_pluginobj): Update declaration.
378 2010-08-02 Ian Lance Taylor <iant@google.com>
381 * output.cc (Output_segment::set_offset): Search for the first and
382 last sections rather than assuming that the list is in order.
383 (Output_segment::find_first_and_last_list): New function.
384 * output.h (class Output_segment): Update declarations.
385 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
386 (relro_strip_test_SOURCES): New variable.
387 (relro_strip_test_DEPENDENCIES): New variable.
388 (relro_strip_test_LDFLAGS): New variable.
389 (relro_strip_test_LDADD): New variable.
390 (relro_strip_test.so): New target.
392 2010-08-02 Ian Lance Taylor <iant@google.com>
394 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
395 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
396 (Target_i386::got_tlsdesc_section): New function.
397 (Target_i386::got_section): Create space for GOT entries for
399 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
401 (Target_i386::Scan::global): Likewise.
402 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
404 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
405 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
406 (Target_x86_64::got_tlsdesc_section): New function.
407 (Target_x86_64::got_section): Create space for GOT entries for
409 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
411 (Target_x86_64::Scan::global): Likewise.
412 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
415 2010-08-02 Ian Lance Taylor <iant@google.com>
417 * testsuite/final_layout.sh: Use dc to convert from hex to
420 2010-07-29 Sriraman Tallam <tmsriram@google.com>
422 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
423 paramter to the call to gold::gc_process_relocs.
424 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
425 paramter to the call to gold::gc_process_relocs.
426 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
427 parameter to the call to gold::gc_process_relocs.
428 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
429 template parameter to the call to gold::gc_process_relocs.
430 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
431 paramter to the call to gold::gc_process_relocs.
432 * gc.h (get_embedded_addend_size): New function.
433 (gc_process_relocs): Save the size of the reloc for use by ICF.
434 * icf.cc (get_section_contents): Get the addend from the text section
435 for SHT_REL relocation sections.
436 * icf.h (Icf::Reloc_addend_size_info): New typedef.
437 (Icf::Reloc_info): Add new member reloc_addend_size_info.
438 * int_encoding.h (read_from_pointer): New overloaded function.
439 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
440 * testsuite/icf_sht_rel_addend_test.sh: New file.
441 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
442 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
444 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
446 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
447 * Makefile.in: Regenerate.
448 * testsuite/Makefile.in: Regenerate.
450 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
452 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
453 * gold/testsuite/debug_msg.cc: Likewise.
454 * gold/testsuite/odr_violation1.cc
455 * gold/testsuite/odr_violation2.cc
457 2010-07-21 Cary Coutant <ccoutant@google.com>
459 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
460 string, and length fields.
461 (Output_merge_string::Merged_strings_list): New type.
462 (Output_merge_string::Merged_strings_lists): New typedef.
463 (Output_merge_string): Replace merged_strings_ with
464 merged_strings_lists_.
465 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
466 Merged_strings_list per input object and section. Don't store pointer
467 to the string. Don't store length with each merged string entry.
468 (Output_merge_string::finalize_merged_data): Loop over list of merged
469 strings lists. Recompute length of each merged string.
471 2010-07-15 Cary Coutant <ccoutant@google.com>
473 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
476 2010-07-14 Ian Lance Taylor <iant@google.com>
478 * descriptors.cc (Descriptors::open): Report correct name in error
481 2010-07-13 Doug Kwan <dougkwan@google.com>
483 * arm.cc (Arm_input_section::Arm_input_section): For a
484 SHT_ARM_EXIDX section, always keeps the input sections.
485 (Arm_input_section::set_exidx_section_link): New method.
486 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
487 has_errors_ to false.
488 (Arm_exidx_input_section::has_errors,
489 Arm_exidx_input_section::set_has_errors): New methods.
490 (Arm_exidx_input_section::has_errors_): New data member.
491 (Arm_relobj::get_exidx_shndx_list): New method.
492 (Arm_output_section::append_text_sections_to_list): Do not skip
493 section without SHF_EXECINSTR.
494 (Arm_output_section::fix_exidx_coverage): Skip input sections with
496 (Arm_relobj::make_exidx_input_section): Add new parameter for text
497 section header. Make error messages more verbose. Check for
498 a non-executable section linked to an EXIDX section.
499 (Arm_relobj::do_read_symbols): Remove error checking, which has been
500 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
501 check that there is no deferred EXIDX section if we exit early.
502 Instead of not making an EXIDX section in case of an error, make one
503 and set the has_errors flag of it.
504 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
505 in a relocatable link.
506 (Target_arm::do_relax): Look for the EXIDX output section instead of
507 assuming that it is called .ARM.exidx.
508 (Target_arm::fix_exidx_coverage): Add a new parameter for input
509 section list. Do not check for SHF_EXECINSTR section flags but
510 skip any input section with errors.
511 * output.cc (Output_section::Output_section): Initialize
512 always_keeps_input_sections_ to false.
513 (Output_section::add_input_section): Check for
514 always_keeps_input_sections_.
515 * output.h (Output_section::always_keeps_input_sections,
516 Output_section::set_always_keeps_input_sections): New methods.
517 (Output_section::always_keeps_input_sections): New data member.
519 2010-07-13 Rafael Espindola <espindola@google.com>
521 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
522 * fileread.h (Input_file): Add try_extra_search_path and find_file.
524 2010-07-13 Philip Herron <herron.philip@googlemail.com>
525 Ian Lance Taylor <iant@google.com>
527 * output.h (Output_section_lookup_maps::add_merge_section):
528 Correct check of whether value was inserted.
529 (Output_section_lookup_maps::add_merge_input_section): Likewise.
530 (Output_section_lookup_maps::add_relaxed_input_section):
532 * arm.cc (Target_arm::got_section): Remove used local os.
533 * i386.cc (Target_i386::got_section): Likewise.
534 * x86_64.cc (Target_x86_64::got_section): Likewise.
535 * sparc.cc (Target_sparc::got_section): Likewise.
536 (Target_sparc::relocate): Remove unused local have_got_offset.
537 * powerpc.cc (Target_powerpc::relocate): Likewise.
539 2010-07-13 Ian Lance Taylor <iant@google.com>
541 * compressed_output.cc (zlib_decompress): Fix signature in
544 * archive.cc (Archive::include_member): Unlock an external member
545 of a thin archive. Don't bother to delete an object we know is
548 2010-07-12 Cary Coutant <ccoutant@google.com>
550 * compressed_output.cc (zlib_decompress): New function.
551 (get_uncompressed_size): New function.
552 (decompress_input_section): New function.
553 * compressed_output.h (get_uncompressed_size): New function.
554 (decompress_input_section): New function.
555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
556 Handle compressed debug sections.
557 * layout.cc (is_compressed_debug_section): New function.
558 (Layout::output_section_name): Map compressed section names to
560 * layout.h (is_compressed_debug_section): New function.
561 (is_debug_info_section): Recognize compressed debug sections.
562 * merge.cc: Include compressed_output.h.
563 (Output_merge_data::do_add_input_section): Handle compressed
565 (Output_merge_string::do_add_input_section): Handle compressed
567 * object.cc: Include compressed_output.h.
568 (Sized_relobj::Sized_relobj): Initialize new data members.
569 (build_compressed_section_map): New function.
570 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
571 * object.h (Object::section_is_compressed): New method.
572 (Object::do_section_is_compressed): New method.
573 (Sized_relobj::Compressed_section_map): New type.
574 (Sized_relobj::do_section_is_compressed): New method.
575 (Sized_relobj::compressed_sections_): New data member.
576 * output.cc (Output_section::add_input_section): Handle compressed
578 * reloc.cc: Include compressed_output.h.
579 (Sized_relobj::write_sections): Handle compressed debug sections.
581 2010-07-08 Cary Coutant <ccoutant@google.com>
583 * resolve.cc (Symbol_table::resolve): Remember whether undef was
584 weak when resolving to a dynamic def.
585 (Symbol_table::should_override): Add adjust_dyndef flag; set it
586 for weak undef/dynamic def cases. Adjust callers.
587 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
589 (Symbol_table::sized_write_globals): Adjust symbol binding.
590 (Symbol_table::sized_write_symbol): Add binding parameter.
591 * symtab.h (Symbol::set_undef_binding): New method.
592 (Symbol::is_undef_binding_weak): New method.
593 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
594 (Symbol_table::should_override): Add new parameter.
595 (Symbol_table::sized_write_symbol): Add new parameter.
597 * testsuite/weak_undef_file1.cc: Add new test case.
598 * testsuite/weak_undef_file2.cc: Fix header comment.
599 * testsuite/weak_undef_test.cc: Add new test case.
601 2010-06-29 Doug Kwan <dougkwan@google.com>
603 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
604 Initialize USE_SYMBOL_.
605 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
607 (Arm_reloc_property::uses_symbol_): New data member declaration.
608 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
609 uses symbol value and symbol is undefined but not weakly undefined.
611 2010-06-28 Rafael Espindola <espindola@google.com>
613 * plugin.cc (Plugin::load): Use dlerror.
615 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
617 * symtab.cc (detect_odr_violations): When reporting an ODR
618 violation, report an object where the symbol is defined.
620 2010-06-25 Doug Kwan <dougkwan@google.com>
622 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
623 (Target_arm::section_may_have_icf_unsafe_pointers): New method
625 (Target_arm::Scan::local_reloc_may_be_function_pointer,
626 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
627 target hook to detect function points.
628 (Target_arm::Scan::possible_function_pointer_reloc): New method.
629 * icf.h (Icf::check_section_for_function_pointers): Change type of
630 parameter SECTION_NAME to const reference to std::string. Use
631 target hook to determine if section may have unsafe pointers.
632 * target.h (Target::section_may_have_icf_unsafe_pointers): New
635 2010-06-21 Rafael Espindola <espindola@google.com>
637 * fileread.cc (Input_file::find_fie): New
638 (Input_file::open): Use Input_file::find_fie.
639 * fileread.h (Input_file::find_fie): New
640 * plugin.cc (set_extra_library_path): New.
641 (Plugin::load): Add set_extra_library_path to the transfer vector.
642 (Plugin_manager::set_extra_library_path): New.
643 (Plugin_manager::add_input_file): Use the extra search path if set.
644 (set_extra_library_path(): New.
645 * plugin.h (Plugin_manager): Add set_extra_library_path and
648 2010-06-19 Cary Coutant <ccoutant@google.com>
650 * layout.cc (gdb_sections): Add .debug_types.
651 (lines_only_debug_sections): Likewise.
653 2010-06-18 Rafael Espindola <espindola@google.com>
655 * plugin.cc (add_input_file,add_input_library)
656 (Plugin_manager::add_input_file): Make filename arguments const.
657 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
660 2010-06-16 Doug Kwan <dougkwan@google.com>
662 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
663 .ARM.attributes section if we have not merged any input
666 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
668 * arm.cc: Allow combining objects with no EABI version
671 2010-06-15 Rafael Espindola <espindola@google.com>
673 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
675 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
677 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
678 (struct iovec): Correct !HAVE_READV definition.
680 2010-06-10 Cary Coutant <ccoutant@google.com>
682 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
683 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
685 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
688 * symtab.h (Symbol::is_placeholder): New member function.
689 * target-reloc.h (relocate_section): Check for placeholder symbols.
691 * testsuite/Makefile.am (plugin_test_8): New test.
692 (plugin_test_9): New test.
693 * testsuite/Makefile.in: Regenerate.
695 2010-06-09 Nick Clifton <nickc@redhat.com>
697 * yyscript.y (input_list_element): Allow strings prefixed with
698 the '-' character. Treat these as libraries.
699 * script.cc (script_add_library): New function. Adds a library
700 specified by "-l<name>" found in an input script.
701 * script-c.h: Add prototype for script_add_library.
703 2010-06-07 Doug Kwan <dougkwan@google.com>
705 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
706 Restrict stub-group size to be within long conditional branch
707 range when working around cortex-A8 erratum.
709 2010-06-07 Damien Diederen <dd@crosstwine.com>
711 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
714 2010-06-03 Sriraman Tallam <tmsriram@google.com>
718 (Output_section::Input_section_sort_entry::compare_section_ordering):
719 Change to return non-zero correctly.
720 (Output_section::Input_section_sort_section_order_index_compare
721 ::operator()): Change to fix ambiguity in comparisons.
723 2010-06-01 Sriraman Tallam <tmsriram@google.com>
725 * gold.h (is_wildcard_string): New function.
726 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
727 (Layout::layout_eh_frame): Ditto.
728 (Layout::find_section_order_index): New method.
729 (Layout::read_layout_from_file): New method.
730 * layout.h (Layout::find_section_order_index): New method.
731 (Layout::read_layout_from_file): New method.
732 (Layout::input_section_position_): New private member.
733 (Layout::input_section_glob_): New private member.
734 * main.cc (main): Call read_layout_from_file here.
735 * options.h (--section-ordering-file): New option.
736 * output.cc (Output_section::input_section_order_specified_): New
738 (Output_section::Output_section): Initialize new member.
739 (Output_section::add_input_section): Add new parameter.
740 Keep input sections when --section-ordering-file is used.
741 (Output_section::set_final_data_size): Sort input sections when
742 section ordering file is specified.
743 (Output_section::Input_section_sort_entry): Add new parameter.
745 (Output_section::Input_section_sort_entry::compare_section_ordering):
747 (Output_section::Input_section_sort_compare::operator()): Change to
748 consider section_order_index.
749 (Output_section::Input_section_sort_init_fini_compare::operator()):
750 Change to consider section_order_index.
751 (Output_section::Input_section_sort_section_order_index_compare
752 ::operator()): New method.
753 (Output_section::sort_attached_input_sections): Change to sort
754 according to section order when specified.
755 (Output_section::add_input_section<32, true>): Add new parameter.
756 (Output_section::add_input_section<64, true>): Add new parameter.
757 (Output_section::add_input_section<32, false>): Add new parameter.
758 (Output_section::add_input_section<64, false>): Add new parameter.
759 * output.h (Output_section::add_input_section): Add new parameter.
760 (Output_section::input_section_order_specified): New
762 (Output_section::set_input_section_order_specified): New method.
763 (Input_section::Input_section): Initialize section_order_index_.
764 (Input_section::section_order_index): New method.
765 (Input_section::set_section_order_index): New method.
766 (Input_section::section_order_index_): New member.
767 (Input_section::Input_section_sort_section_order_index_compare): New
769 (Output_section::input_section_order_specified_): New member.
770 * script-sections.cc (is_wildcard_string): Delete and move modified
772 (Output_section_element_input::Output_section_element_input): Modify
773 call to is_wildcard_string.
774 (Output_section_element_input::Input_section_pattern
775 ::Input_section_pattern): Ditto.
776 (Output_section_element_input::Output_section_element_input): Ditto.
777 * testsuite/Makefile.am (final_layout): New test case.
778 * testsuite/Makefile.in: Regenerate.
779 * testsuite/final_layout.cc: New file.
780 * testsuite/final_layout.sh: New file.
782 2010-06-01 Rafael Espindola <espindola@google.com>
784 * plugin.cc (Plugin::load): Pass the output name to the plugin.
786 2010-06-01 Rafael Espindola <espindola@google.com>
788 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
789 visibility of symbols.
791 2010-05-27 Doug Kwan <dougkwan@google.com>
793 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
794 from start of output section instead of address for a local symbol
795 in a merged or relaxed section when doing a relocatable link.
797 2010-05-26 Rafael Espindola <espindola@google.com>
800 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
801 adding sections the garbage collector removed.
802 * gold/testsuite/Makefile.am: Add test.
803 * gold/testsuite/Makefile.in: Regenerate.
804 * gold/testsuite/plugin_test_7.sh: New.
805 * gold/testsuite/plugin_test_7_1.c: New.
806 * gold/testsuite/plugin_test_7_2.c: New.
808 2010-05-26 Rafael Espindola <espindola@google.com>
810 * script-sections.cc (Output_section_definition::set_section_addresses):
811 Check for --section-start.
813 2010-05-26 Doug Kwan <dougkwan@google.com>
815 * arm.cc (Arm_scan_relocatable_relocs): New class.
816 (Target_arm::relocate_special_relocatable): New method.
817 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
818 (Arm_relocate_functions::thumb_branch_common): Same.
819 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
820 instead of Default_scan_relocatable_relocs.
821 * target-reloc.h (relocate_for_relocatable): Let target handle
822 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
823 * target.h (Sized_target::relocate_special_relocatable): New method.
825 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
827 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
829 2010-05-23 Doug Kwan <dougkwan@google.com>
831 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
833 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
834 with a direct branch, not a conditional branch, to a stub.
835 * merge.cc (Output_merge_base::record_input_section): New method
837 (Output_merge_data::do_add_input_section): Record input section if
838 keeps-input-sections flag is set.
839 (Output_merge_string::do_add_input_section): Ditto.
840 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
841 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
843 (Output_merge_base::keeps_input_sections,
844 Output_merge_base::set_keeps_input_sections,
845 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
847 (Output_merge_base::Input_sections): New type declaration.
848 (Output_merge_base::input_sections_begin,
849 Output_merge_base::input_sections_end,
850 Output_merge_base::do_set_keeps_input_sections): New method definitions.
851 (Output_merge_base::bool keeps_input_sections_,
852 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
853 Output_merge_base::input_sections_): New data members.
854 (Output_merge_data::do_set_keeps_input_sections): New method
856 (Output_merge_string::do_set_keeps_input_sections): Ditto.
857 * output.cc (Output_section::Input_section::relobj): Move method
858 defintion from class declaration to here and handle merge sections.
859 (Output_section::Input_section::shndx): Ditto.
860 (Output_section::Output_section): Remove initializations of removed
861 data members and initialize new data member LOOKUP_MAPS_.
862 (Output_section::add_input_section): Set keeps-input-sections flag
863 for a newly created merge output section as appropriate. Adjust code
864 to use Output_section_lookup_maps class.
865 (Output_section::add_relaxed_input_section): Adjst code for lookup
866 maps code refactoring.
867 (Output_section::add_merge_input_section): Add a new parameter
868 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
869 class. If adding input section to a newly created merge output
870 section fails, remove the new merge section.
871 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
872 Adjust code for use of the Output_section_lookup_maps class.
873 (Output_section::find_merge_section): Ditto.
874 (Output_section::build_lookup_maps): New method defintion.
875 (Output_section::find_relaxed_input_section): Adjust code to use
876 Output_section_lookup_maps class.
877 (Output_section::get_input_sections): Export merge sections. Adjust
878 code to use Output_section_lookup_maps class.
879 (Output_section:::add_script_input_section): Adjust code to use
880 Output_section_lookup_maps class. Update lookup maps for merge
882 (Output_section::discard_states): Use Output_section_lookup_maps.
883 (Output_section::restore_states): Same.
884 * output.h (Merge_section_properties): Move class defintion out of
886 (Output_section_lookup_maps): New class.
887 (Output_section::Input_section::is_merge_section): New method
889 (Output_section::Input_section::relobj): Move defintion out of class
890 defintion. Declare method only.
891 (Output_section::Input_section::shndx): Ditto.
892 (Output_section::Input_section::output_merge_base): New method defintion.
893 (Output_section::Input_section::u2_.pomb): New union field.
894 (Output_section::Merge_section_by_properties_map,
895 Output_section::Output_section_data_by_input_section_map,
896 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
898 (Output_section::add_merge_input_section): Add new parameter
899 KEEPS_INPUT_SECTIONS.
900 (Output_section::build_lookup_maps): New method declaration.
901 (Output_section::merge_section_map_,
902 Output_section::merge_section_by_properties_map_,
903 Output_section::relaxed_input_section_map_,
904 Output_section::is_relaxed_input_section_map_valid_): Remove data
906 (Output_section::lookup_maps_): New data member.
908 2010-05-21 Doug Kwan <dougkwan@google.com>
911 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
912 avoid a compilation error.
914 2010-05-19 Rafael Espindola <espindola@google.com>
916 * script-sections.cc (Output_section_definition::allocate_to_segment):
917 Update the phdrs_list even when the output section is NULL.
918 * testsuite/Makefile.am: Add test.
919 * testsuite/Makefile.in: Regenerate.
920 * testsuite/script_test_9.cc: New.
921 * testsuite/script_test_9.sh: New.
922 * testsuite/script_test_9.t: New.
924 2010-05-19 Doug Kwan <dougkwan@google.com>
926 * arm.cc (Arm_input_section::original_size): New method.
927 (Arm_input_section::do_addralign): Add a cast.
928 (Arm_input_section::do_output_offset): Remove static cast.
929 (Arm_input_section::original_addralign,
930 Arm_input_section::original_size_): Change type to uint32_t.
931 (Arm_input_section::init): Add safe casts for section alignment
933 (Arm_input_section::set_final_data_size): Do not set address and
934 offset of stub table.
935 (Arm_output_section::fix_exidx_coverage): Change use of of
936 Output_section::Simple_input_section to that of
937 Output_section::Input_section.
938 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
939 except for the first pass.
940 * output.cc (Output_section::get_input_sections): Change type of
941 input_sections to std::list<Input_section>.
942 (Output_section::add_script_input_section): Rename from
943 Output_section::add_simple_input_section. Change type of SIS
944 parameter from Simple_input_section to Input_section.
945 * output.h (Output_section::Simple_input_section): Remove class.
946 (Output_section::Input_section): Change class visibility to public.
947 (Output_section::Input_section::addralign): Use stored alignments
948 for special input sections if set.
949 (Output_section::Input_section::set_addralign): New method.
950 (Output_section::get_input_sections): Change parameter type from
951 list of Simple_input_section to list of Input_section.
952 (Output_section::add_script_input_section): Rename from
953 Output_section::add_simple_input_section. Change first parameter's
954 type from Simple_input_section to Input_section and remove the
955 second and third parameters.
956 * script-sections.cc (Input_section::Input_section_list): Change
957 type to list of Output_section::Input_section/
958 (Input_section_info::Input_section_info): Change parameter type of
959 INPUT_SECTION to Output_section::Input_section.
960 (Input_section_info::input_section): Change return type.
961 (Input_section_info::input_section_): Change type to
962 Output_section::Input_section.
963 (Output_section_element_input::set_section_addresses): Adjust code
964 to use Output_section::Input_section instead of
965 Output_section::Simple_input_section. Adjust code for renaming
966 of Output_section::add_simple_input_section.
967 (Orphan_output_section::set_section_addresses): Ditto.
969 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
971 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
972 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
974 2010-05-18 Rafael Espindola <espindola@google.com>
976 * options.cc (General_options::finalize): Handle -nostdlib.
977 * options.h (nostdlib): New option.
978 * script.cc (script_add_search_dir): Handle -nostdlib.
980 2010-05-12 Doug Kwan <dougkwan@google.com>
982 * arm.cc (Target_arm::do_finalize_sections): Create an empty
983 attributes section only if there no attributes section after merging.
984 (Target_arm::merge_object_attributes): Move value of
985 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
986 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
987 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
988 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
989 and arm_attr_merge_7.stdout.
990 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
991 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
992 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
993 arm_attr_merge_7b.o): New rules.
994 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
996 * testsuite/Makefile.in: Regenerate.
997 * testsuite/arm_attr_merge.sh: New file.
998 * testsuite/arm_attr_merge_[67][ab].s: Same.
1000 2010-05-05 Nick Clifton <nickc@redhat.com>
1002 * po/es.po: Updated Spanish translation.
1004 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1006 * Makefile.am (install-exec-local): Properly install gold as
1007 default cross linker.
1008 * Makefile.in: Regenerated.
1010 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1011 Nick Clifton <nickc@redhat.com>
1013 * configure.ac (install_as_default): Define and set to false
1014 unless --enable-gold or --enable-gold=both/gold has been
1016 * configure: Regenerate.
1018 * Makefile.am (install-exec-local): Install the executable as
1019 'ld.gold'. If install_as_default is true then also install it as
1021 * Makefile.in: Regenerated.
1023 2010-04-24 Ian Lance Taylor <iant@google.com>
1025 * layout.cc (Layout::layout_reloc): In relocatable link don't
1026 combine reloc sections for grouped sections.
1028 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1030 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1031 sections that are not ordinary to icf.
1032 * icf.cc (get_section_contents): Handle relocation pointing to section
1033 with no object or shndx information.
1034 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1035 * testsuite/Makefile.in: Regenerate.
1036 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1037 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1039 2010-04-22 Ian Lance Taylor <iant@google.com>
1041 * expression.cc (Expression::Expression_eval_info): Add
1042 result_alignment_pointer field.
1043 (Expression::eval_with_dot): Add result_alignment_pointer
1044 parameter. Change all callers.
1045 (Expression::eval_maybe_dot): Likewise.
1046 (class Binary_expression): Add alignment_pointer parameter to
1047 left_value and right_value. Change all callers.
1048 (BINARY_EXPRESSION): Set result alignment.
1049 (class Trinary_expression): Add alignment_pointer parameter to
1050 arg2_value and arg3_value. Change all callers.
1051 (Trinary_cond::value): Set result alignment.
1052 (Max_expression::value, Min_expression::value): Likewise.
1053 (Align_expression::value): Likewise.
1054 * script-sections.cc (class Sections_element): Add dot_alignment
1055 parameter to set_section_addresses virtual function. Update
1057 (class Output_section_element): Likewise.
1058 (Script_sections::create_segments): Add dot_alignment parameter.
1060 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1061 (Script_sections::set_phdrs_clause_addresses): Likewise.
1062 * script-sections.h: Update declarations.
1063 * script.h: Update declarations.
1064 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1066 * testsuite/script_test_3.t: Set large alignment.
1067 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1068 segment has expected alignment.
1070 2010-04-22 Nick Clifton <nickc@redhat.com>
1072 * po/gold.pot: Updated by the Translation project.
1073 * po/vi.po: Updated Vietnamese translation.
1075 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1077 * testsuite/Makefile.am (check_PROGRAMS): Add
1078 icf_virtual_function_folding_test.
1079 * testsuite/Makefile.in: Regenerated.
1081 2010-04-15 Andrew Haley <aph@redhat.com>
1083 * options.h (merge_exidx_entries): New option.
1084 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1085 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1086 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1087 (Target_arm::merge_exidx_entries): New function.
1088 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1089 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1090 to Arm_exidx_fixup constructor.
1091 Add new arg, merge_exidx_entries.
1092 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1093 Arm_output_section::fix_exidx_coverage.
1095 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1097 * icf.cc (get_section_contents): Check for preemptible functions.
1098 Ignore addend when appropriate.
1099 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1101 (add_from_relobj): Check for section folded.
1102 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1103 * symtab.h (should_add_dynsym_entry): Add new parameter.
1104 * target-reloc.h (scan_relocs): Check for section folded.
1105 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1106 Check reloc types for function pointers in shared objects.
1107 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1109 (icf_preemptible_functions_test): New test case.
1110 (icf_string_merge_test): New test case.
1111 * testsuite.Makefile.in: Regenerate.
1112 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1113 bar_glob. Refactor code.
1114 * testsuite/icf_preemptible_functions_test.cc: New file.
1115 * testsuite/icf_preemptible_functions_test.sh: New file.
1116 * testsuite/icf_string_merge_test.cc: New file.
1117 * testsuite/icf_string_merge_test.sh: New file.
1118 * testsuite/icf_virtual_function_folding_test.cc: New file.
1119 * testsuite/icf_virtual_function_folding_test.sh: New file.
1121 2010-04-14 Doug Kwan <dougkwan@google.com>
1123 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1124 for local symbol recounting if we remove a section due to ICF.
1125 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1126 there are no regular objects in input.
1128 2010-04-13 Doug Kwan <dougkwan@google.com>
1130 * arm.cc (Arm_input_section::set_final_data_size): Compute
1131 accurate final data size instead of using current data size.
1133 2010-04-09 Doug Kwan <dougkwan@google.com>
1135 * layout.cc (Layout::choose_output_section): Handle script section
1137 (Layout::make_output_section_for_script): Add section type parameter.
1138 Handle script section types.
1139 * layout.h (Layout::make_output_section_for_script): Add section
1141 * output.cc (Output_section::Output_section): Initialize data member
1143 (Output_section::do_reset_address_and_file_offset): Do not set address
1144 to 0 if section is a NOLOAD section.
1145 * output.h (Output_section::is_noload): New method.
1146 (Output_section::set_is_noload): Ditto.
1147 (Output_section::is_noload_): New data member.
1148 * script-c.h (Script_section_type): New enum type.
1149 (struct Parser_output_section_header): Add new file section_type.
1150 * script-sections.cc (Sections_element::output_section_name): Add
1151 parameter for returning script section type.
1152 (Output_section_definition::output_section_name): Ditto.
1153 (Output_section_definition::section_type)P; New method.
1154 (Output_section_definiton::script_section_type_name): Ditto.
1155 (Output_section_definition::script_section_type_): New data member.
1156 (Output_section_definition::Output_section_definition): Initialize
1157 data member Output_section_definition::script_section_type_.
1158 (Output_section_definition::create_sections): Pass script section type
1159 to Layout::make_output_section_for_script.
1160 (Output_section_definition::output_section_name): Return script
1161 section type to caller.
1162 (Output_section_definition::set_section_address): Do not advance
1163 dot value and load address if section type is NOLOAD. Set address
1164 of NOLOAD sections regardless of section flags.
1165 (Output_section_definition::print): Print section type if it is
1166 not SCRIPT_SECTION_TYPE_NONE.
1167 (Output_section_definition::section_type): New method.
1168 (Output_section_definition::script_section_type_name): Ditto.
1169 (Script_sections::output_section_name): Add new parameter
1170 PSECTION_TYPE for returning script section type. Pass it to
1171 section elements. Handle discard sections.
1172 (Sort_output_sections::operator()): Handle NOLOAD sections.
1173 * script-sections.h (Script_sections::Section_type): New enum type.
1174 (Script_sections::output_section_name): Add a new parameter for
1175 returning script section type.
1176 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1178 * yyscript.y (union): Add new field SECTION_TYPE.
1179 (COPY, DSECT, INFO, NOLOAD): New tokens.
1180 (opt_address_and_section_type): Change type to output_section_header.
1181 (section_type): New non-terminal
1182 (section_header): Handle section type.
1183 (opt_address_and_section_type): Return section type value.
1185 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1187 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1188 * testsuite/plugin_common_test_2.c (foo): Likewise.
1190 2010-04-08 Doug Kwan <dougkwan@google.com>
1192 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1194 * output.cc (Output_section::add_merge_input_section): Simplify
1195 code and return status of Output_merge_base::add_input_section.
1196 Update merge section map only if Output_merge_base::add_input_section
1199 2010-04-07 Doug Kwan <dougkwan@google.com>
1201 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1202 if section is marked as containing instructions but has no mapping
1204 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1205 correct section index.
1206 (Arm_relobj::find_linked_text_section): Ditto.
1208 2010-04-07 Cary Coutant <ccoutant@google.com>
1210 * archive.cc (include_member): Destroy Read_symbols_data object before
1212 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1213 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1214 (Read_symbols_data::~Read_symbols_data) New destructor.
1215 (Section_relocs::Section_relocs) New constructor.
1216 (Section_relocs::~Section_relocs) New destructor.
1217 (Read_relocs_data::Read_relocs_data) New constructor.
1218 (Read_relocs_data::~Read_relocs_data) New destructor.
1219 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1220 pointers to NULL after deleting.
1222 2010-04-07 Doug Kwan <dougkwan@google.com>
1224 * arm.cc: Replace "endianity" with "endianness" in comments.
1225 (Arm_exidx_cantunwind): Ditto.
1226 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1227 (Arm_relobj::merge_flags_and_attributes): New method.
1228 (Arm_relobj::merge_flags_and_attributes_): New data member.
1229 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1230 (Arm_relobj::scan_sections_for_stubs): Ditto.
1231 (Arm_relobj::do_read_symbols): Check to see if we really want to
1232 merge processor-specific flags and attributes. Exit early if
1233 an object is empty except for section names and the undefined symbol.
1234 (Target_arm::do_finalize_sections): Move check for ELF format to
1235 Arm_relobj::do_read_symbols. Merge processor specific flags and
1236 attributes from a regular object only when we have determined that
1237 it is aapropriate. Do not create an .ARM.attributes section in
1238 output if there is no regular input object.
1239 (Target_arm::merge_processor_specific_flags): Check
1240 --warn-mismatch before printing any error.
1241 (Target_arm::merge_object_attributes): Ditto.
1242 * gold.cc (queue_middle_tasks): Handle the case in which there is
1243 no regular object in input.
1244 * options.cc (General_options::parse_EB): New method.
1245 (General_options::parse_EL): Same.
1246 (General_options::General_options): Initialize endianness_.
1247 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1249 (General_options::Endianness): New enum.
1250 (General_options::endianness): New method.
1251 (General_options::endianness_): New data member.
1252 * parameters.cc (Parameters::set_options): Check target endianness.
1253 (Parameters::set_target_once): Ditto.
1254 (Parameters::check_target_endianness): New method.
1255 (parameters_force_valid_target): If either -EL or -EB is specified,
1256 use it to define endianness of default target.
1257 * parameters.h (Parameters::check_target_endianness): New method
1259 * target.h (class Target): Change "endianity" to "endianness"
1262 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1264 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1265 * configure: Regenerate.
1266 * Makefile.in: Regenerate.
1267 * testsuite/Makefile.in: Regenerate.
1269 2010-04-06 Cary Coutant <ccoutant@google.com>
1272 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1273 prevailing definitions of common symbols.
1274 * testsuite/plugin_test_6.sh: New test case.
1275 * testsuite/plugin_common_test_1.c: New test case.
1276 * testsuite/plugin_common_test_2.c: New test case.
1277 * testsuite/Makefile.am (plugin_test_6): New test case.
1278 * testsuite/Makefile.in: Regenerate.
1280 2010-04-06 Nick Clifton <nickc@redhat.com>
1282 * po/vi.po: New Vietnamese translation.
1284 2010-03-30 Doug Kwan <dougkwan@google.com>
1286 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1288 2010-03-25 Doug Kwan <dougkwan@google.com>
1290 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1291 to avoid a conversion warning on a 32-bit host.
1293 2010-03-24 Ian Lance Taylor <iant@google.com>
1295 * testsuite/script_test_3.t: Add a TLS segment.
1296 * testsuite/Makefile.am (check_PROGRAMS): Add
1297 tls_phdrs_script_test.
1298 (tls_phdrs_script_test_SOURCES): Define.
1299 (tls_phdrs_script_test_DEPENDENCIES): Define.
1300 (tls_phdrs_script_test_LDFLAGS): Define.
1301 (tls_phdrs_script_test_LDADD): Define.
1302 * testsuite/Makefile.in: Rebuild.
1304 2010-03-23 Cary Coutant <ccoutant@google.com>
1306 * fileread.cc (find_or_make_view): Fix comment.
1308 2010-03-23 Ian Lance Taylor <iant@google.com>
1310 * script-sections.cc (class Orphan_section_placement): Define
1311 PLACE_TLS and PLACE_TLS_BSS.
1312 (Orphan_section_placement::Orphan_section_placement): Initialize
1314 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1315 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1316 (tls_script_test_SOURCES): Define.
1317 (tls_script_test_DEPENDENCIES): Define.
1318 (tls_script_test_LDFLAGS): Define.
1319 (tls_script_test_LDADD): Define.
1320 * testsuite/Makefile.in: Rebuild.
1322 2010-03-22 Doug Kwan <dougkwan@google.com>
1324 * arm.cc (Arm_relocate_functions::abs8,
1325 Arm_relocate_functions::abs16): Use correct check for overflow
1326 specified in the ARM ELF specs.
1327 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1328 target of a BLX instruction specially.
1329 (Reloc_stub::stub_type_for_reloc): Ditto.
1330 (Relocate::relocate): Use symbolic names instead of numeric relocation
1331 codes to report error.
1332 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1334 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1335 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1336 thumb2_blx_out_of_range.stdout
1337 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1338 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1339 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1340 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1341 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1342 thumb2_blx_in_range, thumb2_blx_in_range.o,
1343 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1344 thumb2_blx_out_of_range.o): New rules.
1345 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1346 thumb2_blx_in_range and thumb2_blx_out_of_range.
1347 * testsuite/Makefile.in: Regenerate.
1348 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1349 * testsuite/thumb_blx_in_range.s: New file.
1350 * testsuite/thumb_blx_out_of_range.s: New file.
1352 2010-03-22 Rafael Espindola <espindola@google.com>
1354 * archive.cc (Should_include): Move to archive.h.
1355 (should_include_member): Make it a member of Archive.
1357 (Add_lib_group_symbols): New.
1358 * archive.h: Include options.h.
1359 (Archive_member): Moved from Archive.
1360 (Should_include): Moved from archive.cc.
1362 (Add_lib_group_symbols): New.
1363 * dynobj.cc (do_should_include_member): New.
1364 * dynobj.h (do_should_include_member): New.
1365 * gold.cc (queue_initial_tasks): Update call to queue.
1366 * main.cc (main): Print lib group stats.
1367 * object.cc (do_should_include_member): New.
1368 * object.h: Include archive.h.
1369 (Object::should_include_member): New.
1370 (Object::do_should_include_member): New.
1371 (Sized_relobj::do_should_include_member): New.
1372 * options.cc (General_options::parse_start_lib): New.
1373 (General_options::parse_end_lib): New.
1374 (Input_arguments::add_file): Handle lib groups.
1375 (Input_arguments::start_group): Check we are not in a lib.
1376 (Input_arguments::start_lib): New.
1377 (Input_arguments::end_lib): New.
1378 * options.h (General_options): Add start_lib and end_lib.
1379 (Input_argument::lib_): New.
1380 (Input_argument::lib): New.
1381 (Input_argument::is_lib): New.
1382 (Input_file_lib): New.
1383 (Input_arguments::in_lib_): New.
1384 (Input_arguments::in_lib): New.
1385 (Input_arguments::start_lib): New.
1386 (Input_arguments::end_lib_): New.
1387 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1388 in unused members as preempted.
1389 (Sized_pluginobj::do_should_include_member): New.
1390 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1391 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1393 (Read_symbols::do_whole_lib_group): New.
1394 (Read_symbols::do_lib_group): New.
1395 (Read_symbols::do_read_symbols): Handle lib groups.
1396 (Read_symbols::get_name): Handle lib groups.
1397 * readsyms.h (Read_symbols): Add an archive member pointer.
1398 (Read_symbols::do_whole_lib_group): New.
1399 (Read_symbols::do_lib_group): New.
1400 (Read_symbols::member_): New.
1401 * script.cc (read_input_script): Update call to queue_soon.
1403 2010-03-19 Doug Kwan <dougkwan@google.com>
1405 * arm.cc (Stub_table::Stub_table): Initialize new data members
1406 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1407 (Stub_table::add_reloc_stub): Assign stub offset and update
1408 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1409 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1411 (Stub_table::update_data_size_and_addralign): Use
1412 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1413 instead of going over all reloc stubs.
1414 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1415 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1416 Stringpool_template::offset_ to size of Stringpool_char.
1417 (Stringpool_template::new_key_offset): Remove code to initialize
1418 Stringpool_template::offset_.
1419 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1420 Stringpool_template::offset_ to zero.
1422 2010-03-15 Doug Kwan <dougkwan@google.com>
1424 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1426 (Stringpool_template::new_key_offset): New method.
1427 (Stringpool_template::add_string): Assign offsets when adding new
1429 (Stringpool_template::set_string_offsets): Do not set string offsets
1430 when not optimizing.
1431 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1433 (Chunked_vector::clear): Clear size_.
1434 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1435 (Chunked_vector::size): Return size_.
1436 (Chunked_vector::push_back): Use size_ to find insert position.
1437 (Chunked_vector::size_): New data member.
1438 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1439 (Stringpool_template::new_key_offset): New method declaration.
1440 (Stringpool_template::offset_): New data member.
1442 2010-03-15 Rafael Espindola <espindola@google.com>
1444 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1445 Add_symbols' constructor.
1446 * readsyms.h (Add_symbols): Remove the input_group member.
1448 2010-03-10 Ian Lance Taylor <iant@google.com>
1450 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1451 target to ask whether a reference to a symbol requires a stack
1453 * target.h (Target::is_call_to_non_split): New function.
1454 (Target::do_is_call_to_non_split): Declare virtual function.
1455 * target.cc: Include "symtab.h".
1456 (Target::do_is_call_to_non_split): New function.
1457 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1459 2010-03-10 Cary Coutant <ccoutant@google.com>
1461 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1462 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1463 (File_read::open[2]): Add whole_file_view_ to list of views.
1464 (File_read::make_view): Remove test of whole_file_view_.
1465 (File_read::find_or_make_view): Create whole_file_view_ if
1467 (File_read::clear_views): Replace bool parameter with enum;
1468 adjust all callers. Don't delete views with permanent data;
1469 do delete cached views and views from archives if
1470 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1471 if clearing the corresponding view.
1472 * fileread.h (File_read::Clear_views_mode): New enum.
1473 (File_read::View::is_permanent_view): New method.
1474 (File_read::clear_views): Replace bool parameter
1475 with enum; adjust all callers.
1476 * options.h (General_options): Change keep_files_mapped option;
1477 add map_whole_files.
1478 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1480 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1483 2010-03-10 David S. Miller <davem@davemloft.net>
1485 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1487 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1489 * icf.cc (get_section_contents): Add '@' marker after processing the
1492 2010-03-08 Doug Kwan <dougkwan@google.com>
1494 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1495 due to a conversion warning.
1496 (Arm_relobj::update_output_local_symbol_count): Check for local
1497 symbol with unset output index.
1499 2010-03-05 Ian Lance Taylor <iant@google.com>
1501 * options.h (class General_options): Add --spare-dynamic-tags.
1502 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1503 --spare-dynamic-tags.
1505 2010-03-05 Ian Lance Taylor <iant@google.com>
1507 * incremental.cc: Include "libiberty.h".
1509 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1511 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1512 function, is_info_ member.
1513 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1514 (Versions::Versions): Update caller.
1515 (Versions::define_base_version): Likewise.
1516 (Versions::add_def): Likewise.
1518 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1520 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1521 (Scan::possible_function_pointer_reloc): New function.
1522 (Scan::local_reloc_may_be_function_pointer): Change to call
1523 possible_function_pointer_reloc.
1524 (Scan::global_reloc_may_be_function_pointer): Ditto.
1525 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1526 relocations in ".data.rel.ro._ZTV" section.
1527 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1528 * testsuite/icf_safe_so_test.cc: Ditto.
1529 * testsuite/icf_safe_test.cc: Ditto.
1530 * testsuite/icf_safe_test.sh: Ditto.
1532 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1533 Ian Lance Taylor <iant@google.com>
1535 * target-reloc.h (relocate_section): Check the symbol table index
1536 for -1U before setting the local symbol index.
1537 (scan_relocatable_relocs): If copying the relocation, record that
1538 the local symbol is required.
1539 * object.h (Symbol_value::is_output_symtab_index_set): New
1541 (Symbol_value::may_be_discarded_from_output_symtab): New
1543 (Symbol_value::has_output_symtab_entry): New function.
1544 (Symbol_value::needs_output_symtab_entry): Remove.
1545 (Symbol_value::output_symtab_index): Make sure the symbol index is
1547 (Symbol_value::set_output_symtab_index): Make sure the symbol
1548 index is not set. Make sure the new index is valid.
1549 (Symbol_value::set_must_have_output_symtab_entry): New function.
1550 (Symbol_value::has_output_dynsym_entry): New function.
1551 (Symbol_value::set_output_dynsym_index): Make sure the new index
1553 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1554 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1555 local symbol if permitted.
1556 (Sized_relobj::do_finalize_local_symbols): Call
1557 is_output_symtab_index_set rather than needs_output_symtab_entry.
1558 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1559 rather than needs_output_symtab_entry. Call
1560 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1561 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1562 is_output_symtab_index_set rather than needs_output_symtab_entry.
1563 * testsuite/discard_locals_relocatable_test.c: New file.
1564 * testsuite/discard_locals_test.sh: Test -r.
1565 * testsuite/Makefile.am (check_DATA): Add
1566 discard_locals_relocatable_test1.syms,
1567 discard_local_relocatable_test2.syms.
1568 (MOSTLYCLEANFILES): Likewise. Also add
1569 discard_locals_relocatable_test1.lout and
1570 discard_locals_relocatable_test2.out.
1571 (discard_locals_relocatable_test1.syms): New target.
1572 (discard_locals_relocatable_test.o): New target.
1573 (discard_locals_relocatable_test1.out): New target.
1574 (discard_locals_relocatable_test2.syms): New target.
1575 (discard_locals_relocatable_test2.out): New target.
1576 (various): Add missing ../ld-new dependencies.
1577 * testsuite/Makefile.in: Rebuild.
1579 2010-03-03 Nick Clifton <nickc@redhat.com>
1581 * po/fi.po: New Finnish translation.
1583 2010-03-01 Doug Kwan <dougkwan@google.com>
1585 * layout.cc (Layout::Layout): Force section types of .init_array*,
1586 .preinit_array* and .fini_array* sections.
1587 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1588 Fix check of return value of std::string::find.().
1589 (Output_section::Input_section_sort_compare::operator()): Remove
1590 comment about .init_array.
1591 (Output_section::Input_section_sort_init_fini_compare::operator()):
1593 (Output_section::sort_attached_input_sections): Handle .init_array
1594 and .fini_array specially.
1595 * output.h (Output_section::Inut_section_sort_compare): Update
1597 (Output_section::Input_section_sort_init_fini_compare): New struct.
1599 2010-02-26 Doug Kwan <dougkwan@google.com>
1601 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1602 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1603 * testsuite/debug_msg.sh: Avoid matching source line number for
1604 use of global variable undef_int.
1606 2010-02-26 Doug Kwan <dougkwan@google.com>
1608 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1609 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1610 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1611 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1612 * options.cc (General_options::General_options): Initialize member
1614 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1615 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1616 and rm_no_fix_v4bx.stdout
1617 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1618 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1619 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1620 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1621 and arm_no_fix_v4bx.
1622 * Makefile.in: Regenerate.
1623 * testsuite/arm_fix_v4bx.s: New file.
1624 * testsuite/arm_fix_v4bx.sh: Ditto.
1626 2010-02-24 Doug Kwan <dougkwan@google.com>
1628 * arm.cc (Target_arm::got_section): Make the .got section the first
1629 non RELRO section in the data segment.
1630 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1631 suffixes of section names.
1633 2010-02-24 Doug Kwan <dougkwan@google.com>
1635 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1636 flags and attributes merging if an input file is a binary file.
1637 * fileread.cc (Input_file::open): Record format of original file.
1638 * fileread.h (Input_file::Format): New enum type.
1639 (Input_file::Input_file): Initialize data member format_.
1640 (Input_file::format): New method definition.
1641 (Input_file::format_):: New data member.
1643 2010-02-24 Doug Kwan <dougkwan@google.com>
1645 * arm.cc (Arm_output_data_got): New class.
1646 (ARM_TCB_SIZE): New constant
1647 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1648 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1649 If user uses a script with a SECTIONS clause, issue only a warning
1650 for a misplaced EXIDX input section. Otherwise, issue an error.
1651 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1653 (Target_arm::got_mode_index_entry): Handle static linking.
1654 (Target_arm::Scan::local): Ditto.
1655 (Target_arm::Scan::global): Ditto.
1656 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1657 all incorrectly implemented relocations.
1658 (Target_arm::fix_exidx_coverage): Pass layout to
1659 Arm_output_section::fix_exidx_coverage.
1660 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1661 from ".ARM.exidx." and ".ARM.extab.".
1663 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1665 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1666 section if it does not already exist.
1667 * attributes.cc (Attributes_section_data::Attributes_section_data):
1668 Don't crash if size is zero.
1670 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1671 Ian Lance Taylor <iant@google.com>
1673 * gold.cc (queue_middle_tasks): If no input files were opened,
1675 * workqueue.h (Task_function::Task_function): Assert that there is
1678 2010-02-22 Doug Kwan <dougkwan@google.com>
1680 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1681 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1682 types to avoid warnings due to different uint64_t implementations
1685 2010-02-21 Doug Kwan <dougkwan@google.com>
1687 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1688 handling of the maximum backward branch offset.
1689 (Arm_relocate_functions::thumb_branch_common): Ditto.
1690 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1691 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1692 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1693 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1694 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1695 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1696 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1697 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1698 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1699 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1700 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1701 thumb2_bl_out_of_range.o): New rules.
1702 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1703 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1704 thumb2_bl_out_of_range
1705 * testsuite/Makefile.in: Regenerate.
1706 * testsuite/arm_bl_in_range.s: New file.
1707 * testsuite/arm_bl_out_of_range.s: Ditto.
1708 * testsuite/arm_branch_in_range.sh: Ditto.
1709 * testsuite/arm_branch_range.t: Ditto.
1710 * testsuite/thumb2_branch_range.t: Ditto.
1711 * testsuite/thumb_bl_in_range.s: Ditto.
1712 * testsuite/thumb_bl_out_of_range.s: Ditto.
1713 * testsuite/thumb_branch_range.t: Ditto.
1715 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1717 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1718 Add reloc offset information.
1719 * icf.cc (get_section_contents): Change iterators to point to the new
1720 vectors. Add reloc offset information to the contents.
1721 * icf.h (Icf::Sections_reachable_info): New typedef.
1722 (Icf::Sections_reachable_list): New typedef.
1723 (Icf::Offset_info): New typedef.
1724 (Icf::Reloc_info): New struct typedef.
1725 (Icf::Reloc_info_list): New typedef.
1726 (Icf::symbol_reloc_list): Delete method.
1727 (Icf::addend_reloc_list): Delete method.
1728 (Icf::section_reloc_list): Delete method.
1729 (Icf::reloc_info_list): New method.
1730 (Icf::reloc_info_list_): New member.
1732 2010-02-19 Doug Kwan <dougkwan@google.com>
1734 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1735 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1736 * arm.cc (Arm_relocation_functions): New forward declaration.
1737 (Target_arm::Target_arm): Initialize new data members
1738 got_mod_index_offset_ and tls_base_symbol_defined_.
1739 (Target_arm::Relocate::relocate_tls): New method.
1740 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1741 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1743 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1744 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1745 (Target_arm::got_mod_index_offset_,
1746 Target_arm::tls_base_symbol_defined_): New data members.
1747 (Target_arm::Scan::local, Target::Scan::global,
1748 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1751 2010-02-18 Doug Kwan <dougkwan@google.com>
1753 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1754 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1755 text section as a parameter becuase some broken tools may not set
1756 the link in section header.
1757 (Target_arm::has_got_section): New method.
1758 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1759 without any mapping symbol as data only. Remove warning.
1760 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1761 link in its section header, try to discover the link by inspecting the
1762 REL31 relocation at the beginning of the section.
1763 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1765 (Target_arm::Scan::global): Treat any reference to the symbol
1766 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1768 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1770 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1771 (Scan::global_reloc_may_be_function_pointer): New function.
1772 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1773 (Scan::global_reloc_may_be_function_pointer): New function.
1774 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1775 (Scan::global_reloc_may_be_function_pointer): New function.
1776 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1777 (Scan::global_reloc_may_be_function_pointer): New function.
1778 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1779 (Scan::global_reloc_may_be_function_pointer): New function.
1780 (Scan::possible_function_pointer_reloc): New function.
1781 (Target_x86_64::can_check_for_function_pointers): New function.
1782 * gc.h (gc_process_relocs): Scan relocation types to determine if
1783 function pointers were taken for targets that support it.
1784 * icf.cc (Icf::find_identical_sections): Include functions for
1785 folding in safe ICF whose pointer is not taken.
1786 * icf.h (Secn_fptr_taken_set): New typedef.
1787 (fptr_section_id_): New member.
1788 (section_has_function_pointers): New function.
1789 (set_section_has_function_pointers): New function.
1790 (check_section_for_function_pointers): New function.
1791 * options.h: Fix comment for safe ICF option.
1792 * target.h (can_check_for_function_pointers): New function.
1793 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1794 Modify icf_safe_test for X86-64.
1795 * testsuite/Makefile.in: Regenerate.
1796 * testsuite/icf_safe_so_test.cc: New file.
1797 * testsuite/icf_safe_so_test.sh: New file.
1798 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1799 (main): Change to take pointer to function kept_func_3.
1800 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1801 folding is done correctly for X86-64.
1803 2010-02-12 David S. Miller <davem@davemloft.net>
1805 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1806 is_symbolless parameter.
1807 (Output_reloc<SHT_REL>::is_symbolless): New.
1808 (Output_reloc<SHT_REL>::is_symbolless_): New.
1809 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1810 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1811 (Output_reloc<SHT_RELA>::is_symbolless): New.
1812 (Output_data_reloc::add_global): Handle is_symbolless.
1813 (Output_data_reloc::add_global_relative): Likewise.
1814 (Output_data_reloc::add_local): Likewise.
1815 (Output_data_reloc::add_local_relative): Likewise.
1816 (Output_data_reloc::add_symbolless_global_addend): New.
1817 (Output_data_reloc::add_symbolless_local_addend): New.
1818 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1820 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1821 instead of ->is_relative_
1822 (Output_reloc::write): Likewise.
1823 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1824 (Output_reloc::write_rel): Simplify.
1826 * sparc.cc (Target_sparc::Scan::local): Use
1827 ->add_symbolless_local_addend as needed.
1828 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1829 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1830 based upon relocation offset.
1832 2010-02-11 Doug Kwan <dougkwan@google.com>
1834 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1835 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1836 beginning of function.
1837 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1838 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1839 parameter is_32bit in calls to should_apply_static_reloc.
1840 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1841 (check_DATA): Add arm_abs_global.stdout.
1842 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1843 arm_abs_global.stdout): New rules.
1844 (MOSTLLYCLEANFILES): Add arm_abs_global
1845 * Makefile.in: Regenerate.
1846 * testsuite/arm_abs_global.s: New file.
1847 * testsuite/arm_abs_global.sh: Ditto.
1848 * testsuite/arm_abs_lib.s: Ditto.
1850 2010-02-11 Ian Lance Taylor <iant@google.com>
1852 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1854 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1855 Allocate_commons_task first.
1856 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1857 task, rather than symtab_lock_.
1858 (Gc_process_relocs::~Gc_process_relocs): New function.
1859 (Gc_process_relocs::is_runnable): Check this_blocker_.
1860 (Gc_process_relocs::locks): Use next_blocker_ rather than
1862 (Scan_relocs::~Scan_relocs): New function.
1863 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1865 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1867 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1868 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1869 constructor accordingly.
1870 (class Gc_process_relocs): Likewise.
1871 (class Scan_relocs): Likewise.
1872 * common.h (class Allocate_commons_task): Remove symtab_lock_
1873 field, and corresponding constructor parameter.
1874 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1876 (Allocate_commons_task::locks): Likewise.
1878 2010-02-11 Ian Lance Taylor <iant@google.com>
1880 * gold-threads.h (class Once): Define.
1881 (class Initialize_lock): Rewrite as child of Once.
1882 * gold-threads.cc (class Once_initialize): Define.
1883 (once_pointer_control): New static variable.
1884 (once_pointer, once_arg): New static variables.
1885 (c_run_once): New static function.
1886 (Once::Once, Once::run_once, Once::internal_run): New functions.
1887 (class Initialize_lock_once): Remove.
1888 (initialize_lock_control): Remove.
1889 (initialize_lock_pointer): Remove.
1890 (initialize_lock_once): Remove.
1891 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1892 (Initialize_lock::initialize): Rewrite.
1893 (Initialize_lock::do_run_once): New function.
1894 * archive.cc (Archive::interpret_header): Only clear name if it is
1896 * fileread.cc: Include "gold-threads.h"
1897 (file_counts_lock): New static variable.
1898 (file_counts_initialize_lock): Likewise.
1899 (File_read::release): Only increment counts when using --stats.
1900 Use a lock around the increment.
1901 * parameters.cc (class Set_parameters_target_once): Define.
1902 (set_parameters_target_once): New static variable.
1903 (Parameters::Parameters): Move here from parameters.h.
1904 (Parameters::set_target): Rewrite.
1905 (Parameters::set_target_once): New function.
1906 (Parameters::clear_target): Move here and rewrite.
1907 * parameters.h (class Parameters): Update declarations. Add
1908 set_parameters_target_once_ field.
1909 (Parameters::Parameters): Move to parameters.cc.
1910 (Parameters::clear_target): Likewise.
1911 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1913 (Start_group::~Start_group): New function.
1914 (Start_group::is_runnable): New function.
1915 (Start_group::locks, Start_group::run): New functions.
1916 (Finish_group::run): Change saw_undefined to size_t.
1917 * readsyms.h (class Start_group): Define.
1918 (class Finish_group): Change saw_undefined_ field to size_t.
1919 (Finish_group::Finish_group): Remove saw_undefined and
1920 this_blocker parameters. Change all callers.
1921 (Finish_group::set_saw_undefined): New function.
1922 (Finish_group::set_blocker): New function.
1923 * symtab.h (class Symbol_table): Change saw_undefined to return
1924 size_t. Change saw_undefined_ field to size_t.
1925 * target-select.cc (Set_target_once::do_run_once): New function.
1926 (Target_selector::Target_selector): Initialize set_target_once_
1927 field. Don't initialize lock_ and initialize_lock_ fields.
1928 (Target_selector::instantiate_target): Rewrite.
1929 (Target_selector::set_target): New function.
1930 * target-select.h (class Set_target_once): Define.
1931 (class Target_selector): Update declarations. Make
1932 Set_target_once a friend. Remove lock_ and initialize_lock_
1933 fields. Add set_target_once_ field.
1935 2010-02-10 Ian Lance Taylor <iant@google.com>
1937 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1939 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1940 (queue_middle_tasks): Add all blockers before queueing any tasks.
1941 (queue_final_tasks): Likewise.
1942 * token.h (Task_token::add_blockers): New function.
1943 * object.h (Input_objects::number_of_relobjs): New function.
1945 2010-02-10 Ian Lance Taylor <iant@google.com>
1947 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1948 shared, not if not position independent.
1949 * x86_64.cc (Relocate::relocate_tls): Likewise.
1950 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1951 (tls_pie_pic_test): New target.
1952 * testsuite/Makefile.in: Rebuild.
1954 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1955 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1956 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1957 * testsuite/Makefile.in: Rebuild.
1959 2010-02-09 David S. Miller <davem@davemloft.net>
1961 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1962 R_SPARC_RELATIVE using ->add_local_relative().
1963 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1965 * output.h (Output_data_dynamic::add_section_size): New method
1966 that takes two Output_data objects.
1967 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1968 entry param. Handle it in initializers.
1969 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1970 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1971 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1973 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1974 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1975 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1976 for dynrel_includes_plt.
1977 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1978 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1979 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1981 (Target_sparc::do_finalize_sections): Update to pass true for
1982 dynrel_includes_plt.
1983 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1984 output before .rela.plt
1985 (Target_powerpc::do_finalize_sections): Update to pass true for
1986 dynrel_includes_plt when 32-bit.
1988 2010-02-08 Doug Kwan <dougkwan@google.com>
1990 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1992 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1993 Arm_relobj::scan_section_for_cortex_a8_stubs,
1994 Arm_relobj::do_relocation_section): Instead of calling
1995 Output_section::output_address, use faster
1996 Arm_relobj::simple_input_section_output_address.
1998 2010-02-08 David S. Miller <davem@davemloft.net>
2000 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2001 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2002 relocation helper function.
2004 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2005 just like R_SPARC_GOT{10,13,22}.
2006 (Target_sparc::Scan::local): Likewise.
2007 (Target_sparc::Relocate:relocate): Likewise.
2009 2010-02-06 Ian Lance Taylor <iant@google.com>
2011 * configure.ac: Rewrite targetobjs duplicate removal code to use
2012 only shell constructs.
2013 * configure: Rebuild.
2015 2010-02-05 Doug Kwan <dougkwan@google.com>
2018 * arm.cc (Arm_relobj::section_is_scannable): New method.
2019 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2020 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2022 2010-02-04 Doug Kwan <dougkwan@google.com>
2025 * arm-reloc-property.cc (cstdio): Include.
2026 * configure.ac (targetobjs): Remove duplicates.
2027 * configure: Regenerate.
2028 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2029 big and little endian version for a given address size.
2031 2010-02-03 Doug Kwan <dougkwan@google.com>
2033 * arm-reloc-property.cc
2034 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2036 * arm-reloc-property.h
2037 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2038 New method definition.
2039 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2041 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2043 (GOT_PREL): Change implemented to Y.
2044 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2045 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2046 (Arm_relocate_functions::movw_abs_nc): Remove method.
2047 (Arm_relocate_functions::movt_abs): Ditto.
2048 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2049 (Arm_relocate_functions::thm_movt_abs): Ditto.
2050 (Arm_relocate_functions::movw_rel_nc): Ditto.
2051 (Arm_relocate_functions::movw_rel): Ditto.
2052 (Arm_relocate_functions::movt_rel): Ditto.
2053 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2054 (Arm_relocate_functions:thm_movw_rel): Ditto.
2055 (Arm_relocate_functions:thm_movt_rel): Ditto.
2056 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2057 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2058 New method definitions.
2059 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2060 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2061 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2062 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2063 (Target_arm::Relocate::relocate): Check for non-static or
2064 unimplemented relocation code and exit early. Change calls to
2065 Target_arm::reloc_uses_thumb_bit and
2066 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2067 instead. Refactor code to handle similar relocations to increase
2068 code sharing. Remove check for unsupported relocation code in switch
2070 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2071 relocation property table to find out size. Change error message to
2072 print out the name of a relocation code instead of the numeric value.
2073 (Target_arm::scan_reloc_for_stub): Use relocation property table
2074 instead of calling Target_arm::reloc_uses_thumb_bit().
2076 2010-02-02 Doug Kwan <dougkwan@google.com>
2078 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2079 types of relaxed input section.
2081 2010-02-02 Doug Kwan <dougkwan@google.com>
2083 * Makefile.am (HFILES): Add arm-reloc-property.h.
2085 (TARGETSOURCES): Add arm-reloc-property.cc
2086 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2087 (libgold_a_SOURCES): $(DEFFILES)
2088 * Makefile.in: Regenerate.
2089 * arm-reloc-property.cc: New file.
2090 * arm-reloc-property.h: New file.
2091 * arm-reloc.def: New file.
2092 * arm.cc: Update comments.
2093 (arm-reloc-property.h): New included header.
2094 (arm_reloc_property_table): New global variable.
2095 (Target_arm::do_select_as_default_target): New method definition.
2096 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2097 arm-reloc-property to targ_extra_obj.
2098 * parameters.cc (set_parameters_target): Call
2099 Target::select_as_default_target().
2100 * target.h (Target::select_as_default_target): New method definition.
2101 (Target::do_select_as_default_target): Same.
2103 2010-02-01 Doug Kwan <dougkwan@google.com>
2105 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2106 first_output_text_section_.
2107 (Arm_exidx_fixup::first_output_text_section): New method definition.
2108 (Arm_exidx_fixup::first_output_text_section_): New data member.
2109 (Arm_exidx_fixup::process_exidx_section): Record the first text
2110 output section seen.
2111 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2112 and entsize in output section header.
2114 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2116 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2117 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2118 (Arm_relocate_functions::thm_alu11): New Method.
2119 (Arm_relocate_functions::thm_pc8): New Method.
2120 (Arm_relocate_functions::thm_pc12): New Method.
2121 (Target_arm::Scan::local): Handle the relocations.
2122 (Target_arm::Scan::global): Likewise.
2123 (Target_arm::Relocate::relocate): Likewise.
2124 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2126 2010-01-29 Doug Kwan <dougkwan@google.com>
2128 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2129 of relocation types as ld.
2131 2010-01-29 Doug Kwan <dougkwan@google.com>
2133 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2135 (Arm_relocate_functions::thumb_branch_common): Ditto.
2136 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2137 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2138 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2139 Arm_relocate_functions::jump24): Remove.
2140 (Target_arm::Relocate::relocate): Adjust code to call
2141 Arm_relocation_functions::arm_branch_common and
2142 Arm_relocation_functions::thumb_branch_common instead of their removed
2143 wrappers. Merge switch-cases together to reduce source code size.
2145 2010-01-29 Doug Kwan <dougkwan@google.com>
2147 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2148 output_local_symbol_count_needs_update_.
2149 (Arm_relobj::output_local_symbol_count_needs_update,
2150 Arm_relobj::set_output_local_symbol_count_needs_update,
2151 Arm_relobj::update_output_local_symbol_count): New methods.
2152 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2154 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2155 of pointed function as in a R_ARM_PREL31 relocation.
2156 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2157 for output local symbol count updating.
2158 (Target_arm::do_relax): Update output local symbol counts in objects
2160 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2162 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2164 * arm.cc: Added support for the ARM relocations:
2165 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2166 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2167 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2169 (Arm_relocate_functions::movw_rel): New method.
2170 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2171 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2173 (Arm_relocate_functions::thm_movw_rel): New method.
2174 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2176 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2178 (Target_arm::Scan::global): Likewise.
2179 (Target_arm::Relocate::relocate): Likewise.
2180 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2183 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2185 * arm.cc: Added support for ARM group relocations.
2186 (Target_arm::reloc_needs_sym_origin): New method.
2187 (Arm_relocate_functions::calc_grp_kn): New method.
2188 (Arm_relocate_functions::calc_grp_residual): New method.
2189 (Arm_relocate_functions::calc_grp_gn): New method.
2190 (Arm_relocate_functions::arm_grp_alu): New Method.
2191 (Arm_relocate_functions::arm_grp_ldr): New Method.
2192 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2193 (Arm_relocate_functions::arm_grp_ldc): New Method.
2194 (Target_arm::Scan::local): Handle the ARM group relocations.
2195 (Target_arm::Scan::global): Likewise.
2196 (Target_arm::Relocate::relocate): Likewise.
2197 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2200 2010-01-26 Doug Kwan <dougkwan@google.com>
2202 * arm.cc (set): Include.
2203 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2205 (Arm_output_section::Text_section_list): New type.
2206 (Arm_output_section::append_text_sections_to_list): New method.
2207 (Arm_output_section::fix_exidx_coverage): Ditto.
2208 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2209 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2210 Relobj::set_section_offset() instead of
2211 Sized_relobj::invalidate_section_offset().
2212 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2213 parameter for section headers. Ignore relocation sections for
2214 unallocated sections and EXIDX sections.
2215 (Target_arm::fix_exidx_coverage): New method.
2216 (Target_arm::output_section_address_less_than): New type.
2217 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2218 linked text section instead of the EXIDX section.
2219 (Arm_output_section::create_stub_group): Add an assertion to check
2220 that this is not an EXIDX output section.
2221 (Arm_output_section::append_text_sections_to_list): New method.
2222 (Arm_output_section::fix_exidx_coverage): Ditto.
2223 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2224 Arm_relobj::section_needs_reloc_stub_scanning.
2225 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2227 (Target_arm::fix_exidx_coverage): New method.
2228 * object.h (Relobj::set_output_section): New method.
2229 (Sized_relobj::invalidate_section_offset): Remove method.
2230 (Sized_relobj::do_invalidate_section_offset): Remove method.
2231 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2233 2010-01-25 Doug Kwan <dougkwan@google.com>
2235 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2236 Fix warning due to signed and unsigned comparison on a 32-bit host.
2238 2010-01-22 Doug Kwan <dougkwan@google.com>
2240 * arm.cc (Target_arm::do_relax): Record an output section for section
2241 offset adjustment it contains any stub table that has changed.
2242 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2243 offsets in an output section if necessary.
2244 * output.cc (Output_section::Output_section): Initialize
2245 section_offsets_need_adjustments_.
2246 (Output_section::add_input_section_for_script): Renamed to
2247 Output_section::add_simple_input_section.
2248 (Output_section::save_states): Add a comment.
2249 (Output_section::discard_states): New method defintion.
2250 (Output_section::adjust_section_offsets): Same.
2251 * output.h (Output_section::add_input_section_for_script): Renamed to
2252 Output_section::add_simple_input_section.
2253 (Output_section::discard_states): New method declaration.
2254 (Output_section::adjust_section_offsets): Same.
2255 (Output_section::section_offsets_need_adjustment,
2256 Output_section::set_section_offsets_need_adjustment): New method
2258 (Output_section::section_offsets_need_adjustment_): New data member.
2259 * script-sections.cc
2260 (Output_section_element_input::set_section_address): Adjust code for
2261 renaming of Output_section::add_input_section_for_script.
2262 (Orphan_output_section::set_section_address): Same.
2264 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2266 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2267 Fix_v4bx enum values .
2268 * gold/options.h (General_options): New option definitions.
2269 (General_options::fix_v4bx): New method.
2270 (General_options::Fix_v4bx): New enum.
2271 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2272 (General_options::parse_fix_v4bx_interworking): New method.
2274 2010-01-22 Doug Kwan <dougkwan@google.com>
2276 * arm.cc (Arm_exidx_fixup): New class.
2278 2010-01-21 Doug Kwan <dougkwan@google.com>
2280 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2282 (Arm_exidx_section_offset_map): New type.
2284 2010-01-21 Doug Kwan <dougkwan@google.com>
2286 * arm.cc (Arm_exidx_input_section): New class.
2287 (Arm_relobj::exidx_input_section_by_link,
2288 Arm_relobj::exidx_input_section_by_shndx,
2289 Arm_relobj::make_exidx_input_section): New methods.
2290 (read_arm_attributes_section): Remove.
2291 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2292 information about them.
2293 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2296 2010-01-20 Doug Kwan <dougkwan@google.com>
2298 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2299 Input_section_specifier to Section_id.
2300 (Target_arm::new_arm_input_section: Adjust code for change of key
2302 (Target_arm::find_arm_input_section): Ditto.
2303 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2304 (Section_id): Remove.
2305 (Garbage_collection::Section_id_hash): Remove.
2306 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2307 (Section_id): Remove.
2308 (Icf::Section_id_hash): Remove.
2309 * object.h (Section_id, Const_section_id, Section_id_hash,
2310 Const_section_id_hash): New type definitions.
2311 * output.cc (Output_section::add_relaxed_input_section): Change to
2312 use Const_section_id instead of Input_section_specifier as key type.
2313 (Output_section::add_merge_input_section): Ditto.
2314 (Output_section::build_relaxation_map): Change to use Section_id
2315 instead of Input_section_specifier as key type.
2316 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2318 (Output_section::convert_input_sections_to_relaxed_sections): Change
2319 to use Const_section_id instead of Input_section_specifier as key type.
2320 (Output_section::find_merge_section): Ditto.
2321 (Output_section::find_relaxed_input_section): Ditto.
2322 * output.h (Input_section_specifier): Remove class.
2323 (Output_section::Output_section_data_by_input_section_map): Change
2324 key type to Const_section_id.
2325 (Output_section::Output_relaxed_input_section_by_input_section_map):
2327 (Output_section::Relaxation_map): Change key type to Section_id.
2329 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2331 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2332 (class Arm_v4bx_stub): New class.
2333 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2334 (Stub_factory::make_arm_v4bx_stub): New method.
2335 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2336 (Stub_table::empty): Handle v4bx stubs.
2337 (Stub_table::add_arm_v4bx_stub): New method.
2338 (Stub_table::find_arm_v4bx_stub): New method.
2339 (Arm_relocate_functions::v4bx): New method.
2340 (Target_arm::fix_v4bx): New method.
2341 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2342 (Stub_table::relocate_stubs): Likewise.
2343 (Stub_table::do_write): Likewise.
2344 (Stub_table::update_data_size_and_addralign): Likewise.
2345 (Stub_table::finalize_stubs): Likewise.
2346 (Target_arm::Scan::local): Likewise.
2347 (Target_arm::Scan::global): Likewise.
2348 (Target_arm::do_finalize_sections): Likewise.
2349 (Target_arm::Relocate::relocate): Likewise.
2350 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2352 (Target_arm::scan_reloc_for_stub): Likewise.
2353 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2355 2010-01-19 Ian Lance Taylor <iant@google.com>
2357 * output.cc (Output_section_headers::do_sized_write): Write large
2358 segment count to sh_info field.
2359 (Output_file_header::do_sized_write): For large segment count,
2360 write PN_XNUM to e_phnum field.
2362 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2364 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2365 (Arm_relocate_functions::thm_jump8): New function.
2366 (Arm_relocate_functions::thm_jump11): New function.
2367 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2369 (Target_arm::Scan::global): Likewise.
2370 (Target_arm::Relocate::relocate): Likewise.
2371 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2374 2010-01-14 Doug Kwan <dougkwan@google.com>
2376 * arm.cc (map, utility): Include headers.
2377 (Target_arm::apply_cortex_a8_workaround): New method.
2378 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2379 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2380 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2381 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2382 the --[no-]fix-cortex-a8 command line options.
2383 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2384 (Target_arm::relocate_stub): Use addend in instruction template.
2385 * options.h (DEFINE_bool): Set the user-set flag.
2386 (General_options): Add --[no-]-fix-cortex options.
2387 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2388 : Update fast look-up map after conversion.
2390 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2392 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2393 in the first pass of do_layout.
2395 2010-01-13 Doug Kwan <dougkwan@google.com>
2397 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2398 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2399 apparent compiler problem of not folding static constant integral
2400 data members of elfcpp::Elf_sizes<32>.
2402 2010-01-13 Doug Kwan <dougkwan@google.com>
2404 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2405 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2406 Arm_relobj::scan_section_for_cortex_a8_erratum,
2407 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2408 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2409 sections to scan for relocation stubs into a new method
2410 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2411 relocation and Cortex-A8 stub scanning.
2412 (Target_arm::do_relax): Force stubs to be after stubbed sections
2413 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2414 the beginning of a new relaxation pass. Update a comment.
2415 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2417 2010-01-12 Ian Lance Taylor <iant@google.com>
2419 * target-reloc.h (visibility_error): New inline function.
2420 (relocate_section): Call visibility_error.
2421 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2422 (MOSTLYCLEANFILES): Likewise.
2423 (protected_4_pic.o, protected_3.err): New targets.
2424 * testsuite/protected_4.cc: New file.
2426 2010-01-12 Doug Kwan <dougkwan@google.com>
2428 * arm.cc (Cortex_a8_reloc): New class.
2429 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2430 and cortex_a8_relocs_info_.
2431 (Target_arm::fix_cortex_a8): New method definition.
2432 (Target_arm::Cortex_a8_relocs_info): New type.
2433 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2434 New data member declarations.
2435 (Target_arm::scan_reloc_for_stub): Record information about
2436 relocations for THUMB branches that might be exempted from the
2437 Cortex-A8 workaround.
2438 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2439 at the beginning of a relaxation pass.
2441 2010-01-12 Doug Kwan <dougkwan@google.com>
2443 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2444 (Arm_relobj::Mapping_symbol_position,
2445 Arm_reloj::Mapping_symbol_position_less,
2446 Arm_relobj::Mapping_symbols_info): New types.
2447 (Target_arm::is_mapping_symbol_name): New method definition.
2448 (Arm_relobj::do_count_local_symbols): Save information about mapping
2451 2010-01-11 Doug Kwan <dougkwan@google.com>
2453 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2454 Arm_relocate_functions::thumb32_branch_upper,
2455 Arm_relocate_functions::thumb32_branch_lower,
2456 Arm_relocate_functions::thumb32_cond_branch_offset,
2457 Arm_relocate_functions::thumb32_cond_branch_upper,
2458 Arm_relocate_functions::thumb32_cond_branch_lower,
2459 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2460 branch offset encoding.
2461 (Arm_relocate_functions::thumb_branch_common): Use new branch
2462 offset encoding methods to avoid code duplication.
2463 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2464 (Stub_addend_reader::operator()): Use new branch encoding method
2465 to avoid code duplication.
2467 2010-01-11 Doug Kwan <dougkwan@google.com>
2469 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2470 (Target_arm::do_finalize_sections): Define special EXIDX section
2471 symbols only if referenced.
2472 * gc.h (Garbage_collection::add_reference): New method.
2473 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2476 2010-01-11 Ian Lance Taylor <iant@google.com>
2478 * script.cc (Version_script_info::build_expression_list_lookup):
2479 Change complaing about duplicate wildcard match from error to
2482 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2484 (Version_script_info::Version_script_info): Initialize globs_,
2485 default_version_, default_is_global_, and exact_. Don't
2486 initialize globals_ or locals_.
2487 (Version_script_info::build_lookup_tables): Build local symbols
2489 (Version_script_info::unquote): New function.
2490 (Version_script_info::add_exact_match): New function.
2491 (Version_script_info::build_expression_list_lookup): Remove lookup
2492 parameter. Add is_global parameter. Change all callers. Handle
2493 wildcard pattern specially. Unquote pattern. Call
2495 (Version_script_info::get_name_to_match): New function.
2496 (Version_script_info::get_symbol_version): New function.
2497 (Version_script_info::get_symbol_version_helper): Remove.
2498 (Version_script_info::check_unmatched_names): Call unquote.
2499 * script.h (class Version_script_info): Change get_symbol_version
2500 to be non-inline and add is_global parameter; change all callers.
2501 Rewrite symbol_is_local. Update declarations. Define struct
2502 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2503 Remove globals_ and locals_ members. Add exact_, globs_,
2504 default_version_, is_global_.
2505 (Version_script_info::Glob): Remove pattern, add expression and
2506 is_global. Update constructor. Change all callers.
2507 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2509 (Versions::symbol_section_contents): If a symbol is undefined, or
2510 defined in a dynamic object, set the version index to
2512 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2514 (Symbol_table::add_from_pluginobj): Likewise.
2515 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2517 2010-01-11 Doug Kwan <dougkwan@google.com>
2519 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2520 (incremental_dump_LDADD): Add linking option for libintl.
2521 * Makefile.in: Regenerate.
2523 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2526 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2528 * testsuite/Makefile.in: Regenerated.
2530 2010-01-10 Doug Kwan <dougkwan@google.com>
2532 * options.h (DEFINE_var): Use parentheses around argument varname__
2533 in macro body to avoid any unintended subsequent substitutions.
2535 2010-01-10 Ian Lance Taylor <iant@google.com>
2537 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2538 candidates before doing symbol resolution.
2540 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2541 ODR candidates if only one is weak.
2543 2010-01-08 Ian Lance Taylor <iant@google.com>
2545 * script.cc (Version_script_info::build_expression_list_lookup):
2546 Don't warn about ambiguous version, just record the ambiguity.
2547 (Version_script_info::get_symbol_version_helper): Give error if
2548 version is ambiguous.
2550 2010-01-08 Doug Kwan <dougkwan@google.com>
2552 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2553 prev_data_size_ and prev_addralign_. Remove initializer for
2554 deleted data member has_been_changed_.
2555 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2556 to determine if the table is empty.
2557 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2559 (Stub_table::add_reloc_stub): Define method in class definition
2560 instead of just declaring it there.
2561 (Stub_table::add_cortex_a8_stub): New method definition.
2562 (Stub_table::update_data_size_and_addralign): Ditto.
2563 (Stub_table::finalize_stubs): Ditto.
2564 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2565 (Stub_table::do_addralign_): Return address alignment in the
2566 (Stub_table::do_reset_address_and_file_offset): Define method in
2567 class definition instead of declaring it there. Set current data
2568 size to be the data size of the previous pass.
2569 (Stub_table::set_final_data_size): Use current data size as the
2571 (Stub_table::relocate_stub): Change parameter type of stub from
2572 Reloc_stub pointer to Stub pointer.
2573 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2574 (Stub_table::Cortex_a8_stub_list): New typedef.
2575 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2576 Stub_table::prev_addralign_): New data member.
2577 (Arm_relobj::Arm_relobj): Initialize data member
2578 section_has_cortex_a8_workaround_.
2579 (Arm_relobj::section_has_cortex_a8_workaround,
2580 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2582 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2584 (Target_arm::relocate_stub): Change parameter type of stub from
2585 Reloc_stub pointer to Stub pointer.
2586 (Insn_template::size, Insn_template::alignment): Handle
2587 THUMB16_SPECIAL_TYPE.
2588 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2589 Stub_table::update_data_size_and_addralign,
2590 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2592 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2593 (Stub_table::do_write): Ditto.
2594 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2596 2010-01-08 Ian Lance Taylor <iant@google.com>
2599 * symtab.h (class Symbol): Remove fields is_target_special_ and
2600 has_plt_offset_. Add field is_defined_in_discarded_section_.
2601 (Symbol::is_defined_in_discarded_section): New function.
2602 (Symbol::set_is_defined_in_discarded_section): New function.
2603 (Symbol::has_plt_offset): Rewrite.
2604 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2605 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2606 Don't initialize is_target_special_ or has_plt_offset_.
2607 Initialize is_defined_in_discarded_section_.
2608 (Symbol_table::add_from_relobj): If appropriate, set
2609 is_defined_in_discarded_section.
2610 * resolve.cc (Symbol::override_base_with_special): Don't test
2611 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2612 * target-reloc.h (relocate_section): Do special handling for
2613 symbols defined in discarded sections for global symbols as well
2616 2010-01-08 Ian Lance Taylor <iant@google.com>
2618 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2619 the SHT_SYMTAB case.
2621 2010-01-08 Ian Lance Taylor <iant@google.com>
2623 * object.cc (Sized_relobj::do_layout): Don't get confused if
2624 layout_eh_frame returns NULL.
2626 2010-01-08 Ian Lance Taylor <iant@google.com>
2629 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2630 dynamic symbol table, use the normal symbol table.
2631 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2634 2010-01-08 Ian Lance Taylor <iant@google.com>
2637 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2640 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2642 * version.cc (print_version): Change to "Copyright 2010".
2644 2010-01-08 Ian Lance Taylor <iant@google.com>
2648 * i386.cc (class Target_i386): Change return type of plt_section
2650 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2651 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2652 tls_desc_rel_ field.
2653 (Output_data_plt_i386::rel_tls_desc): New function.
2654 (Target_i386::rel_tls_desc_section): New function.
2655 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2656 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2657 R_386_TLS_DESC reloc in rel_tls_desc_section.
2658 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2659 Define struct Tlsdesc_info.
2660 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2661 (Target_x86_64::do_reloc_symbol_index): New function.
2662 (Target_x86_64::add_tlsdesc_info): New function.
2663 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2664 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2666 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2668 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2669 (Target_x86_64::rela_tlsdesc_section): New function.
2670 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2672 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2673 (Target_x86_64::do_reloc_addend): New function.
2674 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2675 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2676 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2677 (Output_reloc::type): New function.
2678 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2679 (Output_reloc::is_target_specific): New function.
2680 (Output_reloc::target_arg): New function.
2681 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2682 absolute relocs and target specific relocs.
2683 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2684 add_target_specific.
2685 (class Output_data_reloc) [SHT_RELA]: Likewise.
2686 * output.cc (Output_reloc::Output_reloc): Add four new versions
2687 for absolute relocs and target specific relocs.
2688 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2689 (Output_reloc::get_symbol_index): Likewise.
2690 (Output_reloc::local_section_offset): Check that local_sym_index_
2691 is not TARGET_CODE or 0.
2692 (Output_reloc::symbol_value): Likewise.
2693 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2695 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2696 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2698 * layout.cc (add_target_dynamic_tags): Use output section for
2699 DT_PLTRELSZ and DT_JMPREL.
2701 2010-01-07 Ian Lance Taylor <iant@google.com>
2704 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2706 (class Output_data_reloc_generic): Define.
2707 (class Output_data_reloc_base): Change base class to
2708 Output_data_reloc_generic. Change add() method to call
2709 bump_relative_reloc_count for a relative reloc. Remove
2711 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2713 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2714 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2716 * layout.h (class Layout): Update declaration.
2718 2010-01-07 Ian Lance Taylor <iant@google.com>
2720 * output.h (class Output_data): Add const version of
2721 output_section and do_output_section.
2722 (class Output_section_data): Add const version of
2724 (class Output_section): Likewise.
2725 * layout.cc (Layout::add_target_dynamic_tags): New function.
2726 * layout.h (class Layout): Update declarations.
2727 * arm.cc (Target_arm::do_finalize_sections): Use
2728 add_target_dynamic_tags.
2729 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2730 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2731 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2732 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2734 2010-01-07 Ian Lance Taylor <iant@google.com>
2737 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2740 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2741 Ian Lance Taylor <iant@google.com>
2744 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2745 Xindex::read_symtab_xindex.
2747 2010-01-07 Doug Kwan <dougkwan@google.com>
2749 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2750 (Insn_template::thumb16_bcond_insn): New method declaration.
2751 (Insn_template): Fix spelling.
2752 (Stub::thumb16_special): New method declaration.
2753 (Stub::do_write): Define virtual method which was previously pure
2755 (Stub::do_thumb16_special): New method declaration.
2756 (Stub::do_fixed_endian_write): New template member.
2757 (Reloc_stub::do_write): Remove.
2758 (Reloc_stub::do_fixed_endian_write): Remove.
2759 (Cortex_a8_stub): New class definition.
2760 (Stub_factory::make_cortex_a8_stub): New method definition.
2761 (Stub_factory::Stub_factory): Add missing static storage class
2762 qualifier for elf32_arm_stub_a8_veneer_blx.
2764 2010-01-07 Ian Lance Taylor <iant@google.com>
2767 * options.h (class General_options): Add --warn-unresolved-symbols
2768 and --error-unresolved-symbols.
2769 * errors.cc (Errors::undefined_symbol): Implement
2770 --warn-unresolved-symbols.
2772 * options.h (class General_options): Add -z text and -z textoff.
2773 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2775 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2777 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2778 (Garbage_collection::cident_sections): New function.
2779 (Garbage_collection::add_cident_section): New function.
2780 (Garbage_collection::cident_sections_): New member.
2781 (gc_process_relocs): Add references to sections whose names are C
2783 * gold.h (cident_section_start_prefix): New constant.
2784 (cident_section_stop_prefix): New constant.
2785 (is_cident): New function.
2786 * layout.cc (Layout::define_section_symbols): Replace string constants
2787 with the newly defined constants.
2788 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2790 * testsuite/Makefile.am: Add gc_orphan_section_test.
2791 * testsuite/Makefile.in: Regenerate.
2792 * testsuite/gc_orphan_section_test.cc: New file.
2793 * testsuite/gc_orphan_section_test.sh: New file.
2795 2010-01-06 Ian Lance Taylor <iant@google.com>
2798 * options.h (class General_options): Add --warn-shared-textrel.
2799 * layout.cc (Layout::finish_dynamic_section): Implement
2800 --warn-shared-textrel.
2803 * options.h (class General_options): Add --warn-multiple-gp.
2805 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2807 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2808 $(THREADSLIB) and $(LIBDL).
2809 * Makefile.in: Rebuild.
2811 2010-01-06 Ian Lance Taylor <iant@google.com>
2814 * options.cc (General_options::parse_section_start): New function.
2815 (General_options::section_start): New function.
2816 (General_options::General_options): Initialize all members.
2817 * options.h: Include <map>
2818 (class General_options): Add --section-start. Add section_starts_
2820 * layout.cc (Layout::attach_allocated_section_to_segment): If
2821 --section-start was used, set the address of the segment. Remove
2822 local sort_sections.
2823 (Layout::relaxation_loop_body): If the address of the load segment
2824 has been set by --section-start, don't use it.
2825 * output.h (Output_segment::update_flags_for_output_section): New
2827 * output.cc (Output_segment::add_output_section): Call
2828 update_flags_for_output_section.
2830 2010-01-05 Ian Lance Taylor <iant@google.com>
2833 * options.h (class General_options): Add --undefined-version.
2834 * script.cc (struct Version_expression): Add was_matched_by_symbol
2836 (Version_script_info::matched_symbol): New function.
2837 (Version_script_info::get_symbol_version_helper): Call
2839 (Version_script_info::check_unmatched_names): New function.
2840 * script.h (class Version_script_info): Update declarations.
2841 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2843 * options.h (class General_options): Use DEFINE_bool_alias for
2844 allow_multiple_definition.
2845 * resolve.cc (Symbol_table::should_override): Don't test
2846 allow_multiple_definition.
2849 * options.h (class General_options): Add --cref.
2850 * main.cc (main): Print cref table if --cref. Don't close mapfile
2851 until after printing cref table.
2852 * cref.cc: Include "symtab.h".
2853 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2854 (Cref_table_compare::operator()): New function.
2855 (Cref_inputs::gather_cref): New function.
2856 (filecol): New static const.
2857 (Cref_inputs::print_cref): New function.
2858 (Cref::print_cref): New function.
2859 * cref.h: Include <cstdio>.
2860 (class Cref): Update declarations.
2861 * mapfile.h (Mapfile::file): New function.
2862 * object.h (class Object): Define Symbols. Declare virtual
2863 do_get_global_symbols.
2864 (Object::get_global_symbols): New function.
2865 * object.cc (Input_objects::add_object): Pass object to cref_ if
2867 (Input_objects::archive_start): Likewise.
2868 (Input_objects::archive_stop): Likewise.
2869 (Input_objects::print_cref): New function.
2870 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2871 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2873 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2875 * plugin.h (class Sized_pluginobj): Update declarations.
2877 2010-01-05 Ian Lance Taylor <iant@google.com>
2879 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2880 to is_default_version. Rename insdef to insdefault.
2881 (Symbol_table::add_from_relobj): Rename def to is_default_version
2882 and local to is_forced_local.
2883 (Symbol_table::add_from_pluginobj): Likewise.
2884 (Symbol_table::add_from_dynobj): Likewise.
2885 (Symbol_table::define_special_symbol): Rename insdef to
2888 2010-01-04 Ian Lance Taylor <iant@google.com>
2891 * options.h (class General_options): Add
2892 --allow-multiple-definition and -z muldefs.
2893 * resolve.cc (Symbol_table::should_override): Don't warn about a
2894 multiple symbol definition if --allow-multiple-definition or -z
2898 * options.h (class General_options): Add --add-needed and
2899 --copy-dt-needed-entries. Tweak --as-needed help entry.
2900 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2901 error if --copy-dt-needed-entries aka --add-needed is used and
2902 would cause a change in behaviour.
2905 * options.h (class General_options): Add -G as a short version of
2906 --shared. Add no-op options -assert, -g, and -i.
2908 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2910 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2911 check for .text or .gnu.linkonce.t sections.
2912 * icf.cc (Icf::find_identical_sections): Ditto.
2913 Change the detection for mangled function name within the section
2915 * icf.h (is_section_foldable_candidate): New function.
2917 2009-12-30 Ian Lance Taylor <iant@google.com>
2920 * options.h (class General_options): Permit two dashes with
2921 --retain-symbols-file.
2923 2009-12-30 Ian Lance Taylor <iant@google.com>
2926 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2927 don't put the file header and segment headers in the text
2931 * common.cc (Sort_commons::operator()): Stabilize sort when both
2933 (Symbol_table::do_allocate_commons_list): When allocating common
2934 symbols, skip a symbol which is no longer common.
2935 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2936 an object before checking its type.
2937 * testsuite/common_test_2.c: New file.
2938 * testsuite/common_test_3.c: New file.
2939 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2940 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2941 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2942 (common_test_2_pic.o, common_test_2.so): New targets.
2943 (common_test_3_pic.o, common_test_3.so): New targets.
2944 * testsuite/Makefile.in: Rebuild.
2947 * script.cc (read_input_script): If we see a new SECTIONS clause,
2948 and we have added an input section, give an error.
2949 * layout.h (class Layout): Add have_added_input_section function.
2950 Add have_added_input_section_ field.
2951 * layout.cc (Layout::Layout): Initialize
2952 have_added_input_section_.
2953 (Layout::layout): Set have_added_input_section_.
2954 (Layout::layout_eh_frame): Likewise.
2956 2009-12-30 Ian Lance Taylor <iant@google.com>
2959 * options.h (class General_options): Add --sort-common option.
2960 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2961 * common.cc (Sort_common): Add sort_order parameter to
2962 constructor. Add sort_order_ field.
2963 (Sort_commons::operator): Check sort_order_.
2964 (Symbol_table::allocate_commons): Determine the sort order.
2965 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2967 (Symbol_table::do_allocate_commons_list): Likewise.
2969 2009-12-30 Ian Lance Taylor <iant@google.com>
2972 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2973 symbols from this object, don't change the visibility of an
2975 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2977 2009-12-30 Ian Lance Taylor <iant@google.com>
2980 * script.h (class Version_script_info): Define Language enum.
2981 Update declarations. Define Glob, Exact, and Lookup types. Add
2982 new fields globals_, locals_, and is_finalized_.
2983 * script.cc: Various formatting fixes.
2984 (class Parser_closure): Change language_stack_ from a vector of
2985 std::string to one of Version_script_info::Language. Adjust all
2987 (class Lazy_demangler): Remove.
2988 (struct Version_expression): Change language from std::string to
2989 Version_script_info::Language.
2990 (Version_script_info::Version_script_info): New function.
2991 (Version_script_info::~Version_script_info): Don't call clear.
2992 (Version_script_info::finalize): New function.
2993 (Version_script_info::build_lookup_tables): New function.
2994 (Version_script_info::build_expression_list_lookup): New
2996 (Version_script_info::get_symbol_version_helper): Rewrite to use
2998 (Version_script_info::print_expression_list): Adjust to use
2999 Version_script_info::Language.
3000 (script_push_lex_into_version_mode): Check that the version script
3001 has not been finalized.
3002 (version_script_push_lang): Change language string to
3003 Version_script_info::Language.
3004 * options.cc (Command_line::version_script): New function.
3005 * options.h (class General_options): Add finalize_dynamic_list
3006 function. Change version_script from declaration to definition.
3007 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3008 * testsuite/version_script.map: Remove duplicate def of foo.
3009 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3011 * testsuite/Makefile.in: Rebuild.
3013 2009-12-30 Ian Lance Taylor <iant@google.com>
3016 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3017 if the input symbol index is 0, make the output symbol index 0.
3019 2009-12-30 Ian Lance Taylor <iant@google.com>
3022 * options.h (class General_options): Add -x/--discard-all.
3023 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3024 --discard-all. If the local symbol needs a dynamic entry, check
3025 that before handling --discard-locals.
3027 2009-12-30 Ian Lance Taylor <iant@google.com>
3030 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3032 (Output_segment::add_output_section): Don't change the flags if
3036 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3037 GNU hash table if they need a dynamic value. Otherwise, don't add
3038 them if they are defined in a dynamic object or are forced local.
3040 2009-12-29 Ian Lance Taylor <iant@google.com>
3043 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3044 .gnu.hash table for a 32-bit target.
3047 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3048 regular and a dynamic object only needs a dynamic symbol table
3049 entry if it is externally visible.
3052 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3053 constructor. Add global_offset_table_ field.
3054 (Target_i386::got_section): Set global_offset_table_.
3055 (Target_i386::do_finalize_sections): Set global_offset_table_
3057 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3058 in constructor. Add global_offset_table_ field.
3059 (Target_x86_64::got_section): Set global_offset_table_.
3060 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3063 * layout.cc (Layout::Layout): Initialize increase_relro_.
3064 (Layout::get_output_section): Add is_relro, is_last_relro, and
3065 is_first_non_relro parameters. Change all callers.
3066 (Layout::choose_output_section): Likewise.
3067 (Layout::add_output_section_data): Likewise.
3068 (Layout::make_output_section): Likewise.
3069 (Layout::set_segment_offsets): Clear increase_relro when using a
3071 * layout.h (class Layout): Add increase_relro method. Add
3072 increase_relro_ field. Update declarations.
3073 * output.cc (Output_section::Output_section): Initialize
3074 is_last_relro_ and is_first_non_relro_.
3075 (Output_segment::add_output_section): Group relro sections is
3076 do_sort is true. Handle is_last_relro and is_first_non_relro.
3077 (Output_segment::maximum_alignment): Remove relro handling.
3078 (Output_segment::set_section_addresses): Add increase_relro
3079 parameter. Change all callers. Add initial alignment to align
3080 relro sections on separate page. Remove old relro handling.
3081 (Output_segment::set_section_list_addresses): Remove in_relro
3082 parameter. Change all callers.
3083 (Output_segment::set_offset): Add increase parameter. Change all
3084 callers. Remove old relro handling.
3085 * output.h (class Output_section): Add new methods: is_last_relro,
3086 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3087 Add is_last_relro_ and is_first_non_relro_ fields.
3088 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3089 Create separate .got.plt section. Call increase_relro.
3090 * x86_64.cc (Target_x86_64::got_section): Likewise.
3091 * testsuite/relro_script_test.t: Add .got.plt.
3094 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3095 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3096 (Layout::finalize): Call set_dynamic_symbol_size.
3097 (Layout::set_dynamic_symbol_size): New function.
3098 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3099 set_dynamic_symbol_size.
3102 * output.h (class Output_section): Add is_entsize_zero_ field.
3103 * output.cc (Output_section::Output_section): Initialize
3105 (Output_section::set_entsize): If two different entsizes are
3106 requested, force it to zero.
3107 (Output_section::add_input_section): Set flags for .debug_str
3108 before updating section flags. Set entsize.
3109 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3110 and SHF_STRING if all input sections have those flags.
3112 2009-12-29 Rafael Espindola <espindola@google.com>
3114 * main.cc (main): Fix the sys time reporting.
3115 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3118 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3120 * options.cc (General_options::parse_version): Allow -v to exit
3121 without an error if there is nothing to link.
3123 2009-12-29 Ian Lance Taylor <iant@google.com>
3125 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3126 using a version of gcc before 4.1.
3127 * configure: Rebuild.
3129 2009-12-28 Chris Demetriou <cgd@google.com>
3131 * attributes.cc (Output_attributes_section_data::do_write): Use
3132 std::vector::front rather than std::vector::data.
3134 2009-12-28 Ian Lance Taylor <iant@google.com>
3136 * symtab.h (class Symbol_table): Add enum Defined.
3137 * resolve.cc (Symbol_table::should_override): Add defined
3138 parameter. Change all callers. Test whether object is NULL
3139 before calling a method on it.
3140 (Symbol_table::report_resolve_problem): Add defined parameter.
3142 (Symbol_table::should_override_with_special): Likewise.
3143 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3144 parameter. Change all callers.
3145 (Symbol_table::do_define_in_output_data): Likewise.
3146 (Symbol_table::define_in_output_segment): Likewise.
3147 (Symbol_table::do_define_in_output_segment): Likewise.
3148 (Symbol_table::define_as_constant): Likewise.
3149 (Symbol_table::do_define_as_constant): Likewise.
3150 * script.h (class Symbol_assignment): Add is_defsym parameter to
3151 constructor; change all callers.
3152 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3153 parameter. Change all callers. Add is_defsym_ field.
3154 (class Parser_closure): Add parsing_defsym parameter to
3155 constructor; change all callers. Add parsing_defsym accessor
3156 function. Add parsing_defsym_ field.
3158 2009-12-28 Ian Lance Taylor <iant@google.com>
3160 * gold.cc (queue_middle_tasks): Fix formatting.
3161 * object.cc (Relobj::is_section_name_included): Likewise.
3163 2009-12-23 Ian Lance Taylor <iant@google.com>
3165 * i386.cc (Target_i386::do_calls_non_split): Recognize
3166 -fsplit-stack prologue for a function with a static chain.
3167 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3168 -fsplit-stack prologue when using %r11.
3170 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3172 * options.cc (General_options::parse_version): Make -v continue and do
3173 the link like GNU ld does.
3175 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3177 * Makefile.am (CCFILES): Add timer.cc.
3178 (HFILES): Add timer.h.
3179 * configure.ac: Check for sysconf and times.
3180 * main.cc: include timer.h.
3181 (main): Use Timer instead of get_run_time.
3184 * workqueue.cc: include timer.h.
3185 (Workqueue::find_and_run_task):
3186 Report user, sys and wall time.
3187 * Makefile.in: Regenerate.
3188 * config.in: Regenerate.
3189 * configure: Regenerate.
3191 2009-12-16 Doug Kwan <dougkwan@google.com>
3193 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3195 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3196 relaxed input sections.
3197 * output.cc (Output_section::find_relaxed_input_section): Change
3198 return type to Output_relaxed_input_section pointer. Adjust code
3199 for new type of relaxed_input_section_map_.
3200 * output.h (Output_section::find_relaxed_input_section): Change
3201 return type to Output_relaxed_input_section pointer.
3202 (Output_section::Output_relaxed_input_section_by_input_section_map):
3204 (Output_section::relaxed_input_section_map_): Change type to
3205 Output_section::Output_relaxed_input_section_by_input_section_map.
3206 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3209 2009-12-15 Ian Lance Taylor <iant@google.com>
3211 * layout.cc (Layout::create_shstrtab): Only write out after input
3212 sections if we are compressing debug sections.
3214 2009-12-15 Ian Lance Taylor <iant@google.com>
3216 * archive.cc (Archive::add_symbols): Only look up a symbol without
3217 a version if there is, in fact, a version.
3219 2009-12-14 Ian Lance Taylor <iant@google.com>
3221 Revert -Wshadow changes, all changes from:
3222 2009-12-11 Doug Kwan <dougkwan@google.com>
3223 2009-12-11 Nick Clifton <nickc@redhat.com>
3224 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3226 2009-12-11 Doug Kwan <dougkwan@google.com>
3228 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3230 * attributes.cc (Object_attribute::size): Ditto.
3231 (Attributes_section_data::size): Ditto.
3232 (Attributes_section_data::Attributes_section_data): Ditto.
3233 (Output_attributes_section_data::do_write): Ditto.
3234 * attributes.h (Object_attribute::set_type): Ditto.
3235 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3237 2009-12-11 Nick Clifton <nickc@redhat.com>
3239 * archive.cc: Fix shadowed variable warnings.
3241 * compressed_output.cc: Likewise.
3242 * compressed_output.h: Likewise.
3243 * configure: Likewise.
3244 * dwarf_reader.cc: Likewise.
3245 * dynobj.cc: Likewise.
3246 * dynobj.h: Likewise.
3247 * ehframe.cc: Likewise.
3248 * ehframe.h: Likewise.
3249 * errors.cc: Likewise.
3250 * expression.cc: Likewise.
3251 * fileread.cc: Likewise.
3252 * fileread.h: Likewise.
3253 * freebsd.h: Likewise.
3254 * i386.cc: Likewise.
3256 * incremental.h: Likewise.
3257 * layout.cc: Likewise.
3258 * layout.h: Likewise.
3259 * mapfile.cc: Likewise.
3260 * merge.cc: Likewise.
3261 * merge.h: Likewise.
3262 * object.cc: Likewise.
3263 * object.h: Likewise.
3264 * options.h: Likewise.
3265 * output.cc: Likewise.
3266 * output.h: Likewise.
3267 * parameters.cc: Likewise.
3268 * plugin.cc: Likewise.
3269 * powerpc.cc: Likewise.
3270 * reduced_debug_output.cc: Likewise.
3271 * reduced_debug_output.h: Likewise.
3272 * reloc.cc: Likewise.
3273 * reloc.h: Likewise.
3274 * resolve.cc: Likewise.
3275 * script-sections.cc: Likewise.
3276 * script.cc: Likewise.
3277 * script.h: Likewise.
3278 * sparc.cc: Likewise.
3279 * symtab.cc: Likewise.
3280 * symtab.h: Likewise.
3281 * target-select.cc: Likewise.
3282 * target-select.h: Likewise.
3283 * token.h: Likewise.
3284 * workqueue.cc: Likewise.
3285 * workqueue.h: Likewise.
3286 * x86_64.cc: Likewise.
3288 2009-12-10 Doug Kwan <dougkwan@google.com>
3290 * arm.cc (attributes.h): New include.
3291 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3292 (Arm_relobj::~Arm_relobj): Delete object pointed by
3293 attributes_section_data_.
3294 (Arm_relobj::attributes_section_data): New method definition.
3295 (Arm_relobj::attributes_section_data_): New data member declaration.
3296 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3297 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3298 attributes_section_data_.
3299 (Arm_dynobj::attributes_section_data): New method definition.
3300 (Arm_dynobj::attributes_section_data_): New data member declaration.
3301 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3302 initialization value of may_use_blx_ to false.
3303 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3304 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3305 object attributes to compute results instead of hard-coding.
3306 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3307 Target_arm::get_secondary_compatible_arch,
3308 Target_arm::set_secondary_compatible_arch
3309 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3310 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3311 New method declarations.
3312 (Target_arm::get_aeabi_object_attribute): New method definition.
3313 (Target_arm::attributes_section_data_): New data member declaration.
3314 (read_arm_attributes_section): New template definition.
3315 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3316 (Arm_dynobj::do_read_symbols): Ditto.
3317 (Target_arm::do_finalize_sections): Merge attributes sections from
3318 input. Check for BLX use after attributes section merging.
3319 Fix __exidx_start and __exidx_end visibility. Create an
3320 .ARM.attributes section if necessary.
3321 (Target_arm::get_secondary_compatible_arch,
3322 Target_arm::set_secondary_compatible_arch,
3323 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3324 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3325 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3326 New method definitions.
3328 2009-12-09 Ian Lance Taylor <iant@google.com>
3330 * plugin.cc (Plugin::load): Don't cast from void* to a function
3333 2009-12-09 Ian Lance Taylor <iant@google.com>
3335 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3338 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3340 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3341 Replace two_file_shared_1.so with two_file_shared_2.so.
3342 * testsuite/Makefile.in: Regenerated.
3344 2009-12-08 Doug Kwan <dougkwan@google.com>
3346 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3347 (HFILES): Add attributes.h and int_encoding.h.
3348 * Makefile.in: Regenerate.
3349 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3350 function definitions to int_encoding.cc
3351 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3352 prototypes to int_encoding.h
3353 * reduced_debug_output.cc (int_encoding.h): New include.
3354 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3355 function definitions to int_encoding.cc
3356 (insert_into_vector, read_from_pointer): Move template definitions to
3358 * attributes.cc: New file.
3359 * attributes.h: New file.
3360 * int_encoding.cc: New file.
3361 * int_encoding.h: New file.
3363 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3366 * incremental-dump.cc (dump_incremental_inputs): New.
3367 (main): Use dump_incremental_inputs.
3369 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3372 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3373 checking elfcpp::STT_FUNC.
3374 (Target_i386::Relocate::relocate): Likewise.
3375 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3377 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3378 symbols from shared libraries into normal FUNC symbols.
3380 * symtab.h (Symbol): Add is_func and use it.
3382 2009-12-05 Doug Kwan <dougkwan@google.com>
3384 * arm.cc (Target_arm::arm_info): Initialize new fields
3385 attributes_section and attributes_vendor.
3386 * i386.cc (Target_i386::i386_info): Same.
3387 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3388 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3389 fields attributes_section and attributes_vendor.
3390 * sparc.cc (Target_sparc::sparc_info): Same.
3391 * target.h (Target::attributes_section, Target::attributes_vendor,
3392 Target::is_attributes_section, Target::attribute_arg_type,
3393 Target::attributes_order): New method definitions.
3394 (Target::Target_info::attributes_section,
3395 Target::Target_info::attributes_vendor): New fields.
3396 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3397 virtual method definitions.
3398 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3399 attributes_section and attributes_vendor.
3400 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3402 2009-12-05 Doug Kwan <dougkwan@google.com>
3404 * arm.cc: Update comments about interworking and stub generation.
3405 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3406 considered as non-PIC.
3407 (Arm_relocate_functions::base_abs): Fix formatting.
3408 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3409 of function to use GOT entry address instead of offset.
3410 (Target_arm::Scan::global): Issue an error if a symbol would need a
3411 PLT does not get one because it is untyped. Remove code to create
3412 dynamic symbols for relative branches.
3413 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3414 takes unsigned integer instead of boolean.
3416 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3418 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3419 (two_file_test_LDADD): Likewise.
3420 (common_test_1_LDADD): Likewise.
3421 (exception_test_LDADD) Likewise.
3422 (weak_test_LDADD): Likewise.
3423 (many_sections_test_LDADD): Likewise.
3424 (initpri1_LDADD): Likewise.
3425 (script_test_1_LDADD): Likewise.
3426 (script_test_2_LDADD): Likewise.
3427 (justsyms_LDADD): Likewise.
3428 (binary_test_LDADD): Likewise.
3429 (large_LDADD): Likewise.
3430 * testsuite/Makefile.in: Regenerated.
3432 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3434 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3435 (Symbol_table::override_with_special): Likewise.
3436 (Symbol_table::add_from_object): Likewise.
3438 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3440 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3441 Don't set the data_offset twice.
3443 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3445 * testsuite/Makefile.in: Regenerate.
3447 2009-12-03 Doug Kwan <dougkwan@google.com>
3449 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3450 (Target_arm::do_finalize_sections): Add parameter for symbol table
3451 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3452 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3453 parameter for symbol table pointer.
3454 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3455 an additional parameter for a pointer to symbol table.
3456 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3457 parameter for a symbol table pointer.
3458 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3459 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3461 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3462 parameter for a symbol table pointer.
3464 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3466 * incremental.cc (Incremental_inputs_header)
3467 (Incremental_inputs_header_write, Incremental_inputs_entry)
3468 (Incremental_inputs_entry_write): Move ...
3469 * incremental.h (Incremental_inputs_header)
3470 (Incremental_inputs_header_write, Incremental_inputs_entry)
3471 (Incremental_inputs_entry_write): here.
3473 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3475 * incremental.cc (make_sized_incremental_binary): Set the target.
3476 Error if it is incompatible.
3477 * output.h (Output_file): Add filename method.
3479 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3481 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3482 from the get_* methods.
3484 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3486 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3487 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3488 Write 0 for the data_offset of scripts.
3490 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3492 * testsuite/Makefile.am: Add the incremental_test.sh test.
3493 * testsuite/incremental_test.sh: New.
3494 * testsuite/incremental_test_1.c: New.
3495 * testsuite/incremental_test_2.c: New.
3497 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3499 * incremental-dump.cc (main): Fix typos.
3501 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3504 * incremental-dump.cc (main): Use llu to print 64 bit values.
3506 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3507 H.J. Lu <hongjiu.lu@intel.com>
3509 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3511 (incremental_dump_LDADD): Likewise.
3512 * Makefile.in: Regenerated.
3514 2009-11-25 Doug Kwan <dougkwan@google.com>
3518 2009-11-25 Doug Kwan <dougkwan@google.com>
3520 * arm.cc (Target_arm::Target_arm): Move method definition
3521 outside of class definition. Add code to handle
3522 --target1-rel, --target1-abs and --target2= options.
3523 (Target_arm::get_reloc_reloc_type): Change method to be
3524 non-static and const.
3525 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3526 New data member declaration.
3527 (Target_arm::Scan::local, Target_arm::Scan::global,
3528 Target_arm::Relocate::relocate,
3529 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3530 Adjust call to Target_arm::get_real_reloc_type.
3531 (Target_arm::get_real_reloc_type): Use command line options
3532 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3533 * options.h (--target1-rel, --target1-abs, --target2): New
3536 2009-11-25 Doug Kwan <dougkwan@google.com>
3538 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3539 class definition. Add code to handle --target1-rel, --target1-abs
3540 and --target2= options.
3541 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3543 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3545 (Target_arm::Scan::local, Target_arm::Scan::global,
3546 Target_arm::Relocate::relocate,
3547 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3548 call to Target_arm::get_real_reloc_type.
3549 (Target_arm::get_real_reloc_type): Use command line options to
3550 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3551 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3554 2009-11-25 Doug Kwan <dougkwan@google.com>
3556 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3557 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3558 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3560 (Arm_relocate_functions::thm_call): Replace body with a call to
3561 Arm_relocate_functions::thumb_branch_common.
3562 (Arm_relocate_functions::thm_jump24,
3563 Arm_relocate_functions::thm_xpc22): New method definitions.
3564 (Arm_relocate_functions::thumb_branch_common): New method definition.
3565 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3567 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3568 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3570 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3572 * Makefile.am: Build incremental-dump
3573 * Makefile.in: Regenerate.
3574 * incremental-dump.cc: New.
3575 * incremental.cc (Incremental_inputs_header_data,
3576 Incremental_inputs_entry_data): Move to incremental.h
3577 * incremental.h: (Incremental_inputs_header_data,
3578 Incremental_inputs_entry_data): Move from incremental.cc
3580 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3582 * incremental.cc (Incremental_inputs_header,
3583 Incremental_inputs_header_write, Incremental_inputs_entry,
3584 Incremental_inputs_entry_write): Add a typedef with the data type.
3586 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3588 * incremental.cc (Incremental_inputs_header,
3589 Incremental_inputs_header_write, Incremental_inputs_entry,
3590 Incremental_inputs_entry_write): Update comment about which
3591 type has the filed descriptions.
3593 2009-11-15 Doug Kwan <dougkwan@google.com>
3595 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3596 (Arm_relocate_functions::arm_branch_common): Change method defintion
3597 in class definition to a method declaration and update list of formal
3599 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3600 Arm_relocation_functions::jump24): Adjust call to
3601 Arm_relocate_functions::arm_branch_common. Update list of formal
3603 (Arm_relocate_functions::xpc25): New method definition.
3604 (Arm_relocate_functions::arm_branch_common): Move method defintion
3605 out from class definition. Use stubs for mode-switching and extending
3607 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3608 specially. Change code to enable use of stubs in ARM branches.
3610 2009-11-10 Doug Kwan <dougkwan@google.com>
3612 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3613 in method declaration.
3614 (Target_arm::relocate_stub): New method declaration.
3615 (Target_arm::default_target): Change to return a pointer instead of
3617 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3618 Target_arm::default_target.
3619 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3621 (Target_arm::relocate_section): Adjust view.
3622 (Target_arm::relocate_stub): New method definition.
3624 2009-11-10 Doug Kwan <dougkwan@google.com>
3626 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3628 * incremental.cc (open_incremental_binary): Initialized local
3629 variables to avoid warnings.
3630 * object.cc (make_elf_object): Ditto.
3631 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3634 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3637 * testsuite/plugin_test.c: Include "config.h".
3639 2009-11-09 Doug Kwan <dougkwan@google.com>
3641 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3642 (arm_symbol_value): Remove.
3643 (Arm_relocate_functions::arm_branch_common,
3644 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3645 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3646 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3647 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3648 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3649 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3650 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3651 Arm_relocate_functions::thm_mobw_abs_nc,
3652 Arm_relocate_functions::thm_mov_abs,
3653 Arm_relocate_functions::movw_prel_nc,
3654 Arm_relocate_functions::thm_movt_abs,
3655 Arm_relocate_functions::movt_prel,
3656 Arm_relocate_functions::thm_movw_prel_nc,
3657 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3658 (Target_arm::Relocate::relocate): Only decompose address into two
3659 parts if relocation type uses the thumb-bit and pass the actual
3660 bit instead of a flag indicating that the thumb-bit is used. Adjust
3661 calls to methods in Arm_relocate_functions for this change.
3663 2009-11-08 Ian Lance Taylor <iant@google.com>
3666 * reloc.cc: Instantiate
3667 Sized_relobj::initialize_input_to_output_maps and
3668 Sized_relobj:free_input_to_output_maps.
3670 2009-11-06 Ian Lance Taylor <iant@google.com>
3673 * defstd.cc (in_segment): Set only_if_ref true for "end".
3675 2009-11-06 Doug Kwan <dougkwan@google.com>
3677 * arm.cc (class Reloc_stub): Correct a comment.
3678 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3679 (Target_arm::scan_section_for_stubs): New method declaration.
3680 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3681 Change methods from private to protected.
3682 (Target_arm::do_may_relax): New method definition.
3683 (Target_arm::do_relax, Target_arm::group_sections,
3684 Target_arm::scan_reloc_for_stub,
3685 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3686 (Target_arm::arm_input_section_map_): New data member declaration.
3687 (Target_arm::scan_reloc_for_stub,
3688 Target_arm::scan_reloc_section_for_stubs,
3689 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3690 Target_arm::do_relax): New method definitions.
3692 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3694 * configure.ac: Check for (struct stat)::st_mtim
3695 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3696 * config.in: Regenerate.
3697 * configure: Regenerate.
3699 2009-11-05 Ian Lance Taylor <iant@google.com>
3702 * output.cc (Output_segment::add_output_section): Add missing
3705 2009-11-04 Ian Lance Taylor <iant@google.com>
3708 * object.h (class Object): Add is_needed and set_is_needed
3709 methods. Add is_needed_ field. Make bool fields into bitfields.
3710 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3711 defined in a dynamic object and referenced by a regular object,
3712 set is_needed for the dynamic object.
3713 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3714 if the file is marked with as_needed and it is not needed.
3716 2009-11-04 Ian Lance Taylor <iant@google.com>
3719 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3720 tags if data is discarded by linker script.
3721 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3722 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3723 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3724 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3726 2009-11-04 Ian Lance Taylor <iant@google.com>
3728 * layout.cc (Layout::get_output_section): Add is_interp and
3729 is_dynamic_linker_section parameters. Change all callers.
3730 (Layout::choose_output_section): Likewise.
3731 (Layout::make_output_section): Likewise.
3732 (Layout::add_output_section_data): Add is_dynamic_linker_section
3733 parameter. Change all callers.
3734 * layout.h (class Layout): Update declarations.
3735 * output.h (class Output_section): Add is_interp, set_is_interp,
3736 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3737 Add is_interp_, is_dynamic_linker_section_ fields. Change
3738 generate_code_fills_at_write_ to a bitfield.
3739 * output.cc (Output_section::Output_sections): Initialize new
3741 (Output_segment::add_output_section): Add do_sort parameter.
3744 2009-11-03 Ian Lance Taylor <iant@google.com>
3747 * options.h (class General_options): Add --warn-common.
3748 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3749 merging two common symbols.
3750 (Symbol_table::should_override): Handle --warn-common when merging
3751 a common symbol with a defined symbol. Use report_resolve_problem
3752 for multiple definitions.
3753 (Symbol_table::report_resolve_problem): New function.
3754 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3756 2009-11-03 Doug Kwan <dougkwan@google.com>
3758 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3760 (Target_arm::stub_factory): New method definition.
3761 (Target_arm::new_arm_input_section,
3762 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3763 Target_arm::reloc_uses_thumb_bit): New method declarations.
3764 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3765 New type definitions.
3766 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3767 member declarations.
3768 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3769 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3770 New method definitions.
3772 2009-11-03 Ian Lance Taylor <iant@google.com>
3774 * options.h (class General_options): Add --warn_constructors.
3776 2009-11-03 Ian Lance Taylor <iant@google.com>
3779 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3780 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3782 2009-11-03 Ian Lance Taylor <iant@google.com>
3785 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3786 --msgid-bugs-address.
3787 (install-pdf): New target.
3788 (install-data_yes): Look up one directory to find mkinstalldirs.
3790 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3792 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3795 2009-10-30 Doug Kwan <dougkwan@google.com>
3797 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3799 2009-10-30 Doug Kwan <dougkwan@google.com>
3801 * arm.cc (Stub_addend_reader): New struct template definition
3802 and partial specializations.
3803 (Stub_addend_reader::operator()): New method definition for a
3804 partially specialized template.
3806 2009-10-30 Doug Kwan <dougkwan@google.com>
3808 * arm.cc (Arm_relobj::processor_specific_flags): New method
3810 (Arm_relobj::do_read_symbols): New method declaration.
3811 (Arm_relobj::processor_specific_flags_): New data member declaration.
3812 (Arm_dynobj): New class definition.
3813 (Target_arm::do_finalize_sections): Add input_objects parameter.
3814 (Target_arm::do_adjust_elf_header): New method declaration.
3815 (Target_arm::are_eabi_versions_compatible,
3816 (Target_arm::merge_processor_specific_flags): New method declaration.
3817 (Target_arm::do_make_elf_object): New overloaded method definitions
3819 (Arm_relobj::do_read_symbols): New method definition.
3820 (Arm_dynobj::do_read_symbols): Ditto.
3821 (Target_arm::do_finalize_sections): Add input_objects parameters.
3822 Merge processor-specific flags from all input objects.
3823 (Target_arm::are_eabi_versions_compatible,
3824 Target_arm::merge_processor_specific_flags,
3825 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3826 New method definitions.
3827 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3828 Input_objects pointer type parameter.
3829 * layout.cc (Layout::finalize): Pass input objects to target's.
3830 finalize_sections function.
3831 * output.cc (Output_file_header::do_sized_write): Set ELF file
3832 header's processor-specific flags.
3833 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3834 Input_objects pointer type parameter.
3835 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3836 * target.h (Input_objects): New forward class declaration.
3837 (Target::processor_specific_flags,
3838 Target::are_processor_specific_flags_sect): New method definitions.
3839 (Target::finalize_sections): Add input_objects parameter.
3840 (Target::Target): Initialize processor_specific_flags_ and
3841 are_processor_specific_flags_set_.
3842 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3844 (Target::set_processor_specific_flags): New method definition.
3845 (Target::processor_specific_flags_,
3846 Target::are_processor_specific_flags_set_): New data member
3848 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3849 Input_objects pointer type parameter.
3851 2009-10-30 Doug Kwan <dougkwan@google.com>
3853 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3855 2009-10-28 Ian Lance Taylor <iant@google.com>
3857 * object.h (class Relobj): Drop options parameter from
3858 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3859 do_scan_relocs, do_relocate. Change all callers.
3860 (class Sized_relobj): Drop options parameters from
3861 do_gc_process_relocs, do_scan_relocs, do_relocate,
3862 do_relocate_sections, relocate_sections, emit_relocs_scan,
3863 emit_relocs_scan_reltype. Change all callers.
3864 (struct Relocate_info): Remove options field and all references to
3866 * reloc.h (class Read_relocs): Remove options constructor
3867 parameter and options_ field. Change all callers.
3868 (class Gc_process_relocs, class Scan_relocs): Likewise.
3869 (class Relocate_task): Likewise.
3870 * target-reloc.h (scan_relocs): Remove options parameter. Change
3872 (scan_relocatable_relocs): Likewise.
3873 * target.h (class Sized_target): Remove options parameter from
3874 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3876 * gc.h (gc_process_relocs): Remove options parameter. Change all
3878 * arm.cc: Update functions to remove options parameters.
3879 * i386.cc: Likewise.
3880 * powerpc.cc: Likewise.
3881 * sparc.cc: Likewise.
3882 * x86_64.cc: Likewise.
3883 * testsuite/testfile.cc: Likewise.
3885 2009-10-28 Doug Kwan <dougkwan@google.com>
3887 * arm.cc (Arm_relobj): New class definition.
3888 (Arm_relobj::scan_sections_for_stubs,
3889 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3890 New method definitions.
3892 2009-10-28 Cary Coutant <ccoutant@google.com>
3894 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3895 (Plugin::cleanup_done_): New member.
3896 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3897 (Plugin_manager::cleanup_done_): Remove.
3898 (Plugin_manager::add_input_file): Edit error message.
3899 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3900 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3902 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3904 * fileread.cc: (File_read::View::~View): Use the new
3905 data_ownership_ filed.
3906 (File_read::~File_read): Dispose the new whole_file_view_.
3907 (File_read::open): Mmap the whole file if needed.
3908 (File_read::open): Use whole_file_view_ instead of contents_.
3909 (File_read::find_view): Use whole_file_view_ if applicable.
3910 (File_read::do_read): Use whole_file_view_ instead of contents_.
3911 (File_read::make_view): Use whole_file_view_ instead of contents_,
3912 update File_read::View::View call.
3913 (File_read::find_or_make_view): Update File_read::View::View
3915 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3917 (File_read::View::Data_ownership): New enum.
3918 (File_read::View::View): Replace bool mapped_ with Data_ownership
3920 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3921 (File_read::View::data_ownership_): New field.
3922 (File_read::contents_): Remove (replaced by whole_file_view_).
3923 (File_read::whole_file_view_): New field.
3924 * options.h (class General_options): Add --keep-files-mapped.
3926 2009-10-27 Cary Coutant <ccoutant@google.com>
3928 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3929 * testsuite/Makefile.am (plugin_test_5): New test case.
3930 * testsuite/Makefile.in: Regenerate.
3932 2009-10-25 Doug Kwan <dougkwan@google.com>
3934 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3935 from private to protected to allow access by child class.
3936 (Sized_relobj::do_relocate_sections): New method declaration.
3937 (Sized_relobj::relocate_sections): Virtualize.
3938 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3939 Sized_relobj::relocate_sections. Instantiate template explicitly
3940 for different target sizes and endianity.
3942 2009-10-24 Doug Kwan <dougkwan@google.com>
3944 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3945 (Arm_input_section::as_arm_input_section): New method.
3946 (Arm_output_section): New class definition.
3947 (Arm_output_section::create_stub_group,
3948 Arm_output_section::group_sections): New method definitions.
3950 2009-10-22 Doug Kwan <dougkwan@google.com>
3952 * arm.cc (Arm_input_section): New class definition.
3953 (Arm_input_section::init, Arm_input_section:do_write,
3954 Arm_input_section::set_final_data_size,
3955 Arm_input_section::do_reset_address_and_file_offset): New method
3958 2009-10-21 Doug Kwan <dougkwan@google.com>
3960 * arm.cc (Stub_table, Arm_input_section): New forward class
3962 (Stub_table): New class defintion.
3963 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3964 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3965 New method definition.
3967 2009-10-21 Doug Kwan <dougkwan@google.com>
3969 * arm.cc: Update copyright comments.
3970 (Target_arm): New forward class template declaration.
3971 (Arm_address): New type.
3972 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3973 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3974 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3976 (Insn_template): Same.
3977 (DEF_STUBS): New macro.
3978 (Stub_type): New enum type.
3979 (Stub_template): New class definition.
3982 (Stub_factory): Same.
3983 (Target_arm::Target_arm): Initialize may_use_blx_ and
3984 should_force_pic_veneer_.
3985 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3986 Target_arm::should_force_pic_veneer,
3987 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3988 Target_arm::using_thumb_only, Target_arm:;default_target): New
3990 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3991 New data member declarations.
3992 (Insn_template::size, Insn_template::alignment): New method defintions.
3993 (Stub_template::Stub_template): New method definition.
3994 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3995 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3996 (Stub_factory::Stub_factory): New method definition.
3997 * gold.h (string_hash): New template.
3998 * output.h (Input_section_specifier::hash_value): Use
4000 (Input_section_specifier::string_hash): Remove.
4001 * stringpool.cc (Stringpool_template::string_hash): Use
4004 2009-10-20 Doug Kwan <dougkwan@google.com>
4006 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4007 symbols of relaxed input sections.
4008 * output.h (Output_section::find_relaxed_input_section): Make
4011 2009-10-16 Doug Kwan <dougkwan@google.com>
4013 * dynobj.cc (Versions::Versions): Initialize version_script_.
4014 Only insert base version symbol definition for a shared object
4015 if version script defines any version versions.
4016 (Versions::define_base_version): New method definition.
4017 (Versions::add_def): Check that base version is not needed.
4018 (Versions::add_need): Define base version lazily.
4019 * dynobj.h (Versions::define_base_version): New method declaration.
4020 (Versions::needs_base_version_): New data member declaration.
4021 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4022 (check_DATA): Add no_version_test.stdout.
4023 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4025 * testsuite/Makefile.in: Regenerate.
4026 * testsuite/no_version_test.c: New file.
4027 * testsuite/no_version_test.sh: Ditto.
4029 2009-10-16 Doug Kwan <dougkwan@google.com>
4031 * expression.cc (class Segment_start_expression): New class definition.
4032 (Segment_start_expression::value): New method definition.
4033 (script_exp_function_segment_start): Return a new
4034 Segment_start_expression.
4035 * gold/script-c.h (script_saw_segment_start_expression): New function
4037 * script-sections.cc (Script_sections::Script_sections): Initialize
4038 SAW_SEGMENT_START_EXPRESSION_ to false.
4039 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4040 and -Tbbs options to specify section addresses if given in
4041 command line and no SEGMENT_START expression is seen in a script.
4042 * script-sections.h (Script_sections::saw_segment_start_expression,
4043 Script_sections::set_saw_segment_start_expression): New method
4045 (Script_sections::saw_segment_start_expression_): New data member
4047 * script.cc (script_saw_segment_start_expression): New function.
4048 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4049 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4050 script_test_7.sh and script_test_8.sh.
4051 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4052 script_test_8.stdout.
4053 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4054 (script_test_6, script_test_6.stdout, script_test_7,
4055 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4056 * Makefile.in: Regenerate.
4057 * testsuite/script_test_6.sh: New file.
4058 * testsuite/script_test_6.t: Same.
4059 * testsuite/script_test_7.sh: Same.
4060 * testsuite/script_test_7.t: Same.
4061 * testsuite/script_test_8.sh: Same.
4063 2009-10-16 Doug Kwan <dougkwan@google.com>
4065 * output.cc (Output_segment::set_section_list_address): Cast
4066 expressions to unsigned long long type to avoid format warnings.
4068 2009-10-15 Ian Lance Taylor <iant@google.com>
4070 * script.cc (Script_options::add_symbol_assignment): Always add a
4071 dot assignment to script_sections_.
4072 * script-sections.cc (Script_sections::add_dot_assignment):
4073 Initialize if necessary.
4075 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4076 program headers with no load segment if there is a linker script.
4078 * layout.cc (Layout::set_segment_offsets): Align the file offset
4079 to the segment aligment for -N or -n with no load segment.
4080 * output.cc (Output_segment::add_output_section): Don't crash if
4081 the first section is a TLS section.
4082 (Output_segment::set_section_list_addresses): Print an error
4083 message if the address moves backward in a linker script.
4084 * script-sections.cc
4085 (Output_section_element_input::set_section_addresses): Don't
4086 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4087 (Orphan_output_section::set_section_addresses): Likewise.
4089 2009-10-15 Doug Kwan <dougkwan@google.com>
4091 * layout.cc (Layout::finish_dynamic_section): Generate tags
4092 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4093 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4094 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4096 2009-10-14 Ian Lance Taylor <iant@google.com>
4098 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4100 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4101 data_shdr fields of relinfo.
4102 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4103 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4104 R_386_TLS_LDO_32, adjust based on section flags.
4105 (Target_i386::Relocate::fix_up_ldo): Remove.
4107 2009-10-13 Ian Lance Taylor <iant@google.com>
4109 Add support for -pie.
4110 * options.h (class General_options): Add -pie and
4112 (General_options::output_is_position_independent): Test -pie.
4113 (General_options::output_is_executable): Return true if not shared
4114 and not relocatable.
4115 (General_options::output_is_pie): Remove.
4116 * options.cc (General_options::finalize): Reject incompatible uses
4118 * gold.cc (queue_middle_tasks): A -pie link is not static.
4119 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4120 * symtab.cc (Symbol::final_value_is_known): Return false if
4121 output_is_position_independent.
4122 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4123 output_is_position_independent.
4124 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4125 output_is_position_independent.
4126 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4127 output_is_position_independent.
4128 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4130 (basic_pie_test.o, basic_pie_test): New targets.
4131 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4132 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4133 (two_file_pie_test): New target.
4134 * testsuite/Makefile.in: Rebuild.
4135 * README: Remove note saying that -pie is not supported.
4137 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4139 * options.h (class General_options): Add -init and -fini.
4140 * layout.cc (Layout::finish_dynamic_section): Emit
4141 given init and fini functions.
4143 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4145 * gc.h (gc_process_relocs): Check if icf is enabled using new
4147 * gold.cc (queue_initial_tasks): Likewise.
4148 (queue_middle_tasks): Likewise.
4149 * object.cc (do_layout): Likewise.
4150 * symtab.cc (is_section_folded): Likewise.
4151 * main.cc (main): Likewise.
4152 * reloc.cc (Read_relocs::run): Likewise.
4153 (Sized_relobj::do_scan_relocs): Likewise.
4154 * icf.cc (is_function_ctor_or_dtor): New function.
4155 (Icf::find_identical_sections): Check if function is ctor or dtor when
4157 * options.h (General_options::icf): Change option to be an enum.
4158 (Icf_status): New enum.
4159 (icf_enabled): New method.
4160 (icf_safe_folding): New method.
4161 (set_icf_status): New method.
4162 (icf_status_): New variable.
4163 * (options.cc) (General_options::finalize): Set icf_status_.
4164 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4165 icf_test and icf_keep_unique_test to use the --icf enum flag.
4166 * testsuite/icf_safe_test.sh: New file.
4167 * testsuite/icf_safe_test.cc: New file.
4169 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4171 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4172 includes to gc.h and icf.h.
4173 * arm.cc: Include gc.h.
4174 * gold.cc: Likewise.
4175 * i386.cc: Likewise.
4176 * powerpc.cc: Likewise.
4177 * sparc.cc: Likewise.
4178 * x86_64.cc: Likewise.
4179 * gc.h: Include icf.h.
4181 2009-10-11 Ian Lance Taylor <iant@google.com>
4183 * plugin.cc: Include "gold.h" before other header files.
4185 2009-10-10 Chris Demetriou <cgd@google.com>
4187 * options.h (Input_file_argument::Input_file_type): New enum.
4188 (Input_file_argument::is_lib_): Replace with...
4189 (Input_file_argument::type_): New member.
4190 (Input_file_argument::Input_file_argument): Take Input_file_type
4191 'type' rather than boolean 'is_lib' as second argument.
4192 (Input_file_argument::is_lib): Use type_.
4193 (Input_file_argument::is_searched_file): New function.
4194 (Input_file_argument::may_need_search): Handle is_searched_file.
4195 * options.cc (General_options::parse_library): Support -l:filename.
4196 (General_options::parse_just_symbols): Update for Input_file_argument
4198 (Command_line::process): Likewise.
4199 * archive.cc (Archive::get_file_and_offset): Likewise.
4200 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4201 * script.cc (read_script_file, script_add_file): Likewise.
4202 * fileread.cc (Input_file::Input_file): Likewise.
4203 (Input_file::will_search_for): Handle is_searched_file.
4204 (Input_file::open): Likewise.
4205 * readsyms.cc (Read_symbols::get_name): Likewise.
4206 * testsuite/Makefile.am (searched_file_test): New test.
4207 * testsuite/Makefile.in: Regenerate.
4208 * testsuite/searched_file_test.cc: New file.
4209 * testsuite/searched_file_test_lib.cc: New file.
4211 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4212 Ian Lance Taylor <iant@google.com>
4214 * descriptor.cc: Include <cstdio> and "binary-io.h".
4215 (Descriptors::open): Open the files in binary mode always.
4216 * script.cc (Lex::get_token): Treat \r as whitespace.
4218 2009-10-09 Ian Lance Taylor <iant@google.com>
4220 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4222 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4223 Ian Lance Taylor <iant@google.com>
4225 * configure.ac: Check for readv function also.
4226 * fileread.cc (readv): Define if not HAVE_READV.
4227 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4229 * config.in: Regenerate.
4230 * configure: Regenerate.
4232 2009-10-09 Doug Kwan <dougkwan@google.com>
4234 * layout.cc (Layout::make_output_section): Call target hook to make
4235 ordinary output section.
4236 (Layout::finalize): Adjust parameter list of call the
4237 Target::may_relax().
4238 * layout.h (class Layout::section_list): New method.
4239 * merge.h (Output_merge_base::entsize): Change visibility to public.
4240 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4242 (Output_merge_string::do_is_string): New method.
4243 * object.cc (Sized_relobj::do_setup): renamed from
4244 Sized_relobj::set_up.
4245 * object.h (Sized_relobj::adjust_shndx,
4246 Sized_relobj::initializ_input_to_output_maps,
4247 Sized_relobj::free_input_to_output_maps): Change visibilities to
4249 (Sized_relobj::setup): Virtualize.
4250 (Sized_relobj::do_setup): New method declaration.
4251 (Sized_relobj::invalidate_section_offset,
4252 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4253 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4254 * options.cc (parse_int): New function.
4255 * options.h (parse_int): New declaration.
4256 (DEFINE_int): New macro.
4257 (stub_group_size): New option.
4258 * output.cc (Output_section::Output_section): Initialize memebers
4259 merge_section_map_, merge_section_by_properties_map_,
4260 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4261 (Output_section::add_input_section): Handled deferred code-fill
4262 generation and remove an old comment.
4263 (Output_section::add_relaxed_input_section): New method definition.
4264 (Output_section::add_merge_input_section): Use merge section by
4265 properties map to speed to search. Update merge section maps
4267 (Output_section::build_relaxation_map): New method definition.
4268 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4270 (Output_section::relax_input_section): Renamed to
4271 Output_section::convert_input_sections_to_relaxed_sections and change
4272 interface to take a vector of pointers to relaxed sections.
4273 (Output_section::find_merge_section,
4274 Output_section::find_relaxed_input_section): New method definitions.
4275 (Output_section::is_input_address_mapped,
4276 Output_section::output_offset, Output_section::output_address):
4277 Use output section data maps to speed up searching.
4278 (Output_section::find_starting_output_address): Add comments.
4279 (Output_section::do_write,
4280 Output_section::write_to_postprocessing_buffer): Do code-fill
4281 generation as appropriate.
4282 (Output_section::get_input_sections): Invalidate relaxed input section
4284 (Output_section::restore_states): Adjust type of checkpoint .
4285 Invalidate relaxed input section map.
4286 * output.h (Output_merge_base): New class declaration.
4287 (Input_section_specifier): New class defintion.
4288 (class Output_relaxed_input_section) Change base class to
4289 Output_section_data_build.
4290 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4291 base class initializer.
4292 (Output_section::add_relaxed_input_section): New method declaration.
4293 (Output_section::Input_section): Change visibility to protected.
4294 (Output_section::Input_section::relobj,
4295 Output_section::Input_section::shndx): Handle relaxed input sections.
4296 Output_section::input_sections) Change visibility to protected. Also
4297 define overload to return a non-const pointer.
4298 (Output_section::Merge_section_properties): New class defintion.
4299 (Output_section::Merge_section_by_properties_map,
4300 Output_section::Output_section_data_by_input_section_map,
4301 Output_section::Relaxation_map): New types.
4302 (Output_section::relax_input_section): Rename method to
4303 Output_section::convert_input_sections_to_relaxed_sections and change
4304 interface to take a vector of relaxed section pointers.
4305 (Output_section::find_merge_section,
4306 Output_section::find_relaxed_input_section,
4307 Output_section::build_relaxation_map,
4308 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4309 New method declarations.
4310 (Output_section::merge_section_map_
4311 Output_section::merge_section_by_properties_map_,
4312 Output_section::relaxed_input_section_map_,
4313 Output_section::is_relaxed_input_section_map_valid_,
4314 Output_section::generate_code_fills_at_write_): New data members.
4315 * script-sections.cc
4316 (Output_section_element_input::set_section_addresses): Call
4317 current_data_size and addralign methods of relaxed input sections.
4318 (Orphan_output_section::set_section_addresses): Call current_data_size
4319 and addralign methods of relaxed input sections.
4320 * symtab.cc (Symbol_table::compute_final_value): Extract template
4321 from the body of Symbol_table::sized_finalize_symbol.
4322 (Symbol_table::sized_finalized_symbol): Call
4323 Symbol_table::compute_final_value.
4324 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4325 (Symbol_table::compute_final_value): New templated method declaration.
4326 * target.cc (Target::do_make_output_section): New method defintion.
4327 * target.h (Target::make_output_section): New method declaration.
4328 (Target::relax): Add more parameters for input objects, symbol table
4329 and layout. Adjust call to do_relax.
4330 (Target::do_make_output_section): New method declaration.
4331 (Target::do_relax): Add parameters for input objects, symbol table
4334 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4336 * pread.c: Include stdio.h.
4338 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4340 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4343 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4345 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4346 Change read_shndx type to unsigned int.
4347 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4349 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4350 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4351 Change read_shndx type to unsigned int.
4352 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4354 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4355 * layout.cc (Layout::create_symtab_sections): Cast the result of
4356 local_symcount * symsize to off_t in the gold_assert.
4358 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4360 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4361 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4363 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4364 (Arm_relocate_functions::thm_abs5): New function.
4365 (Arm_relocate_functions::abs12): New function.
4366 (Arm_relocate_functions::abs16): New function.
4367 (Arm_relocate_functions::base_abs): New function.
4368 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4369 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4370 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4372 (Scan::global): Likewise.
4373 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4374 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4375 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4376 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4379 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4381 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4382 (Arm_relocate_functions::movt_prel): New function.
4383 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4384 (Arm_relocate_functions::thm_movt_prel): New function.
4385 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4386 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4387 (Scan::global, Relocate::relocate): Likewise.
4388 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4390 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4392 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4393 Incremental_checker.
4394 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4396 (class Incremental_inputs_header): New class.
4397 (Incremental_inputs_header_writer): Edit comment.
4398 (Incremental_inputs_entry): New class.
4399 (Incremental_inputs_entry_writer): Edit comment.
4400 (Sized_incremental_binary::do_find_incremental_inputs_section):
4401 Add *strtab_shndx parameter, fill it.
4402 (Sized_incremental_binary::do_check_inputs): New method.
4403 (Incremental_checker::can_incrementally_link_output_file): Use
4404 Sized_incremental_binary::check_inputs.
4405 (Incremental_inputs::report_command_line): Save command line in
4408 (Incremental_binary::find_incremental_inputs_section): New
4410 (Incremental_binary::do_find_incremental_inputs_section): Add
4411 strtab_shndx parameter.
4412 (Incremental_binary::do_check_inputs): New pure virtual method.
4413 (Sized_incremental_binary::do_check_inputs): Declare.
4414 (Incremental_checker::Incremental_checker): Add incremental_inputs
4415 parameter, use it to initialize incremental_inputs_.
4416 (Incremental_checker::incremental_inputs_): New field.
4417 (Incremental_checker::command_line): New method.
4418 (Incremental_checker::inputs): New method.
4419 (Incremental_checker::command_line_): New field.
4421 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4423 * incremental.cc: Include <cstdarg> and "target-select.h".
4424 (vexplain_no_incremental): New function.
4425 (explain_no_incremental): New function.
4426 (Incremental_binary::error): New method.
4427 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4429 (make_sized_incremental_binary): New function.
4430 (open_incremental_binary): New function.
4431 (can_incrementally_link_file): Add checks if output is ELF and has
4433 * incremental.h: Include "elfcpp_file.h" and "output.h".
4434 (Incremental_binary): New class.
4435 (Sized_incremental_binary): New class.
4436 (open_incremental_binary): Declare.
4437 * object.cc (is_elf_object): Use
4438 elfcpp::Elf_recognizer::is_elf_file.
4439 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4440 * output.h (Output_file::filesize): New method.
4442 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4444 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4446 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4447 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4449 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4451 (Arm_relocate_functions::movw_abs_nc): New function.
4452 (Arm_relocate_functions::movt_abs): New function.
4453 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4454 (Arm_relocate_functions::thm_movt_abs): New function.
4455 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4456 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4457 (Scan::global): Likewise.
4458 (Relocate::relocate): Likewise.
4459 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4461 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4463 * arm.cc (Arm_relocate_functions::got_prel) New function.
4464 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4465 (Relocate::relocate): Likewise.
4466 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4468 2009-10-06 Ian Lance Taylor <iant@google.com>
4470 * options.h (class General_options): Define
4471 split_stack_adjust_size parameter.
4472 * object.h (class Object): Add uses_split_stack_ and
4473 has_no_split_stack_ fields. Add uses_split_stack and
4474 has_no_split_stack accessor functions. Declare
4475 handle_split_stack_section.
4476 (class Reloc_symbol_changes): Define.
4477 (class Sized_relobj): Define Function_offsets. Declare
4478 split_stack_adjust, split_stack_adjust_reltype, and
4480 * object.cc (Object::handle_split_stack_section): New function.
4481 (Sized_relobj::do_layout): Call handle_split_stack_section.
4482 * dynobj.cc (Sized_dynobj::do_layout): Call
4483 handle_split_stack_section.
4484 * reloc.cc (Sized_relobj::relocate_sections): Call
4485 split_stack_adjust for executable sections in split_stack
4486 objects. Pass reloc_map to relocate_section.
4487 (Sized_relobj::split_stack_adjust): New function.
4488 (Sized_relobj::split_stack_adjust_reltype): New function.
4489 (Sized_relobj::find_functions): New function.
4490 * target-reloc.h: Include "object.h".
4491 (relocate_section): Add reloc_symbol_changes parameter. Change
4493 * target.h (class Target): Add calls_non_split method. Declare
4494 do_calls_non_split virtual method. Declare match_view and
4496 * target.cc: Include "elfcpp.h".
4497 (Target::do_calls_non_split): New function.
4498 (Target::match_view): New function.
4499 (Target::set_view_to_nop): New function.
4500 * gold.cc (queue_middle_tasks): Give an error if mixing
4501 split-stack and non-split-stack objects with -r.
4502 * i386.cc (Target_i386::relocate_section): Add
4503 reloc_symbol_changes parameter.
4504 (Target_i386::do_calls_non_split): New function.
4505 * x86_64.cc (Target_x86_64::relocate_section): Add
4506 reloc_symbol_changes parameter.
4507 (Target_x86_64::do_calls_non_split): New function.
4508 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4510 * powerpc.cc (Target_powerpc::relocate_section): Add
4511 reloc_symbol_changes parameter.
4512 * sparc.cc (Target_sparc::relocate_section): Add
4513 reloc_symbol_changes parameter.
4514 * configure.ac: Call AM_CONDITIONAL for the default target.
4515 * configure: Rebuild.
4516 * testsuite/Makefile.am (TEST_AS): New variable.
4517 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4518 (check_DATA): Add split_i386 and split_x86_64 files.
4519 (SPLIT_DEFSYMS): Define.
4520 (split_i386_[1234n].o): New targets.
4521 (split_i386_[124]): New targets.
4522 (split_i386_[1234r].stdout): New targets.
4523 (split_x86_64_[1234n].o): New targets.
4524 (split_x86_64_[124]): New targets.
4525 (split_x86_64_[1234r].stdout): New targets.
4526 (MOSTLYCLEANFILES): Add new executables.
4527 * testsuite/split_i386.sh: New file.
4528 * testsuite/split_x86_64.sh: New file.
4529 * testsuite/split_i386_1.s: New file.
4530 * testsuite/split_i386_2.s: New file.
4531 * testsuite/split_i386_3.s: New file.
4532 * testsuite/split_i386_4.s: New file.
4533 * testsuite/split_i386_n.s: New file.
4534 * testsuite/split_x86_64_1.s: New file.
4535 * testsuite/split_x86_64_2.s: New file.
4536 * testsuite/split_x86_64_3.s: New file.
4537 * testsuite/split_x86_64_4.s: New file.
4538 * testsuite/split_x86_64_n.s: New file.
4539 * testsuite/testfile.cc (Target_test): Update relocation_section
4541 * testsuite/Makefile.in: Rebuild.
4543 2009-10-06 Ian Lance Taylor <iant@google.com>
4545 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4546 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4547 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4548 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4549 the address on ldo_addrs_.
4550 (Target_i386::Relocate::fix_up_ldo): New function.
4552 2009-10-06 Rafael Espindola <espindola@google.com>
4554 * plugin.cc (add_input_library): New.
4555 (Plugin::load): Add add_input_library to tv.
4556 (Plugin_manager::add_input_file): Add the is_lib argument.
4557 (add_input_file): Update call to Plugin_manager::add_input_file.
4558 (add_input_library): New.
4559 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4561 2009-09-30 Doug Kwan <dougkwan@google.com>
4563 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4564 symbol and call Symbol::may_need_copy_reloc to determine if
4565 a copy reloc is needed.
4566 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4567 nocopyreloc is given in command line.
4568 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4569 given in command line.
4570 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4571 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4572 of the removed Target_i386::may_need_copy_reloc.
4573 * options.h (copyreloc): New option with default value false.
4574 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4575 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4576 instead of the removed Target_powerpc::may_need_copy_reloc.
4577 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4578 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4579 instead of the removed Target_sparc::may_need_copy_reloc.
4580 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4581 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4582 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4583 instead of the removed Target_x86_64::may_need_copy_reloc.
4585 2009-09-30 Ian Lance Taylor <iant@google.com>
4587 * object.h (class Object): Remove target_ field, and target,
4588 sized_target, and set_target methods.
4589 (Object::sized_target): Remove.
4590 (class Sized_relobj): Update declarations. Remove sized_target.
4591 * object.cc (Sized_relobj::setup): Remove target parameter.
4593 (Input_objects::add_object): Don't do anything with the target.
4594 (make_elf_sized_object): Add punconfigured parameter. Change all
4595 callers. Set or test parameter target.
4596 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4598 * parameters.cc (Parameters::set_target): Change parameter type to
4600 (Parameters::default_target): Remove.
4601 (set_parameters_target): Change parameter type to be non-const.
4602 (parameters_force_valid_target): New function.
4603 (parameters_clear_target): New function.
4604 * parameters.h (class Parameters): Update declarations. Remove
4605 default_target method. Add sized_target and clear_target
4606 methods. Change target_ to be non-const.
4607 (set_parameters_target): Update declaration.
4608 (parameters_force_valid_target): Declare.
4609 (parameters_clear_target): Declare.
4610 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4611 as NULL if we aren't searching.
4612 (Add_symbols::run): Don't check for compatible target.
4613 * fileread.cc (Input_file::open_binary): Call
4614 parameters_force_valid_target.
4615 * gold.cc (queue_middle_tasks): Likewise.
4616 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4617 set_target on object.
4618 * dynobj.h (class Sized_dynobj): Update declarations.
4619 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4620 make_elf_object returns NULL.
4621 (Archive::include_member): Don't check whether object target is
4623 * output.cc (Output_section::add_input_section): Get target from
4625 (Output_section::relax_input_section): Likewise.
4626 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4628 (Sized_relobj::do_scan_relocs): Likewise.
4629 (Sized_relobj::relocate_sections): Likewise.
4630 * resolve.cc (Symbol_table::resolve): Likewise.
4631 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4632 parameter. Change all callers.
4633 (Symbol_table::add_from_object): Get target from parameters.
4634 (Symbol_table::add_from_relobj): Don't check object target.
4635 (Symbol_table::add_from_dynobj): Likewise.
4636 (Symbol_table::define_special_symbol): Get target from
4638 * symtab.h (class Symbol_table): Update declaration.
4639 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4640 parameter. Change all callers. Clear parameter target.
4641 (Binary_test): Test target here.
4642 * testsuite/object_unittest.cc (gold_testsuite): Remove
4643 target_test_pointer parameter. Change all callers.
4644 (Object_test): Test target here.
4646 2009-09-26 Ian Lance Taylor <iant@google.com>
4648 * testsuite/initpri1.c: Don't try to use constructor priorities if
4649 compiling with gcc before 4.3.
4651 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4653 * testsuite/retain_symbols_file_test.sh (check_present): Change
4654 output file name to retain_symbols_file_test.stdout.
4655 (check_absent): Likewise.
4657 2009-09-18 Craig Silverstein <csilvers@google.com>
4659 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4660 * options.cc: Include <cerrno> and <fstream>.
4661 (General_options::finalize): Parse -retain-symbols-file tag.
4662 * options.h: New flag.
4663 (General_options): New method should_retain_symbol, new
4664 variable symbols_to_retain.
4665 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4666 should_retain_symbol map.
4667 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4668 * testsuite/Makefile.in: Regenerate.
4669 * testsuite/retain_symbols_file_test.sh: New file.
4671 2009-09-18 Nick Clifton <nickc@redhat.com>
4673 * po/es.po: Updated Spanish translation.
4675 2009-09-17 Doug Kwan <dougkwan@google.com>
4677 * debug.h (DEBUG_RELAXATION): New constant.
4678 (DEBUG_ALL): Add DEBUG_RELAXATION.
4679 (debug_string_to_enum): Add relaxation debug option.
4681 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4682 Layout::Relaxation_debug_check::read_sections,
4683 Layout::Relaxation_debug_check::read_sections): New method definitions.
4684 (Layout::Layout): Initialize data members
4685 record_output_section_data_from_scrips_,
4686 script_output_section_data_list_ and relaxation_debug_check_.
4687 (Layout::save_segments, Layout::restore_segments,
4688 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4689 Layout::relaxation_loop_body): New method definitions.
4690 (Layout::finalize): Support relaxation. Move section layout code to
4691 Layout::relaxation_loop_body.
4692 (Layout::set_asection_address_from_script): Move code for orphan
4693 section placement out.
4694 (Layout::place_orphan_sections_in_script): New method definition.
4695 * layout.h (Output_segment_headers, Output_file_header):
4696 New forward class declarations.
4697 (Layout::~Layout): Define.
4698 (Layout::new_output_section_data_from_script): New method definition.
4699 (Layout::place_orphan_sections_in_script): New method declaration.
4700 (Layout::Segment_states): New type declaration.
4701 (Layout::save_segments, Layout::restore_segments,
4702 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4703 Layout::relaxation_loop_body): New method declarations.
4704 (Layout::Output_section_data_list): New type declaration.
4705 (Layout::Relaxation_debug_check): New class definition.
4706 (Layout::record_output_section_data_from_script_,
4707 Layout::script_output_section_data_list_, Layout::segment_states_,
4708 Layout::relaxation_debug_check_): New data members.
4709 * output.cc: (Output_section_headers::do_size): New method definition.
4710 (Output_section_headers::Output_section_headers): Move size
4711 computation to Output_section_headers::do_size.
4712 (Output_segment_headers::do_size): New method definition.
4713 (Output_file_header::Output_file_header): Move size computation to
4714 Output_file_header::do_size and call it.
4715 (Output_file_header::do_size): New method definition.
4716 (Output_data_group::Output_data_group): Adjust call to
4717 Output_section_data.
4718 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4719 (Output_symtab_xindex::do_write): Add array bound check.
4720 (Output_section::Input_section::print_to_mapfile): Handle
4721 RELAXED_INPUT_SECTION_CODE.
4722 (Output_section::Output_section): Initialize data member checkpoint_.
4723 (Output_section::~Output_section): Delete checkpoint object pointed
4725 (Output_section::add_input_section): Always add an Input_section if
4727 (Output_section::add_merge_input_section): Add assert.
4728 (Output_section::relax_input_section): New method definition.
4729 (Output_section::set_final_data_size): Set load address to zero for
4730 an unallocated section.
4731 (Output_section::do_address_and_file_offset_have_reset_values):
4732 New method definition.
4733 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4734 Handle relaxed input section.
4735 (Output_section::sort_attached_input_sections): Checkpoint input
4736 section list lazily.
4737 (Output_section::get_input_sections): Change type of input_sections to
4738 list of Simple_input_section pointers. Checkpoint input section list
4739 lazily. Also handle relaxed input sections.
4740 (Output_section::add_input_section_for_script): Take a reference to
4741 a Simple_input_section object instead of Relobj pointer and section
4742 index as parameter. Handle relaxed input sections.
4743 (Output_section::save_states, Output_section::restore_states): New
4745 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4746 (Output_data::is_data_size_fixed): New method definition.
4747 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4749 (Output_data::address_and_file_offset_have_reset_values): New method
4751 (Output_data::do_address_and_file_offset_have_reset_values): New method
4753 (Output_data::set_data_size): Check that data size is not fixed.
4754 (Output_data::fix_data_size): New method definition.
4755 (Output_data::is_data_size_fixed_): New data member.
4756 (Output_section_headers::set_final_data_size): New method definition.
4757 (Output_section_headers::do_size): New method declaration.
4758 (Output_segment_headers::set_final_data_size): New method definition.
4759 (Output_segment_headers::do_size): New method declaration.
4760 (Output_file_header::set_final_data_size)::New method definition.
4761 (Output_file_header::do_size)::New method declaration.
4762 (Output_section_data::Output_section_data): Add new parameter
4763 is_data_size_fixed and use it to fix data size.
4764 (Output_data_const::Output_data_const): Adjust call to base class
4765 constructor and fix data size.
4766 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4767 base class constructor and fix data size.
4768 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4769 base class constructor and fix data size.
4770 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4771 class constructor and fix data size.
4772 (Output_data_group::set_final_data_size): New method definition.
4773 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4774 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4775 class constructor and fix data size.
4776 (Output_relaxed_input_section): New class definition.
4777 (Output_section::Simple_input_section): New class definition.
4778 (Output_section::get_input_sections): Adjust parameter list.
4779 (Output_section::add_input_section_for_script): Same.
4780 (Output_section::save_states, Output_section::restore_states,
4781 Output_section::do_address_and_file_offset_have_reset_values,
4782 (Output_section::Input_section::Input_section): Handle
4783 RELAXED_INPUT_SECTION_CODE. Add new overload for
4784 Output_relaxed_input_section.
4785 (Output_section::Input_section::is_input_section,
4786 Output_section::Input_section::set_output_section): Handle relaxed
4788 (Output_section::Input_section::is_relaxed_input_section,
4789 Output_section::Input_section::output_section_data,
4790 Output_section::Input_section::relaxed_input_section): New method
4792 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4794 (Output_section::Input_section::u1_): Update comments.
4795 (Output_section::Input_section::u2_): Add new union member poris.
4796 (Output_section::Checkpoint_output_section): New classs definition.
4797 (Output_section::relax_input_section): New method declaration.
4798 (Output_section::checkpoint_): New data member.
4799 (Output_segment): Update comments.
4800 (Output_segment::Output_segment): Un-privatize copy constructor.
4801 (Output_segment::operator=): Un-privatize.
4802 * script-sections.cc (Output_section_element::Input_section_list):
4803 Change element type to Output_section::Simple_input_section.
4804 (Output_section_element_dot_assignment::set_section_addresses):
4805 Register output section data for relaxation clean up.
4806 (Output_data_exression::Output_data_expression): Adjust call to base
4807 constructor to fix data size.
4808 (Output_section_element_data::set_section_addresses): Register
4809 Output_data_expression object for relaxation clean up.
4810 (struct Input_section_info): Replace Relobj pointer and section index
4811 pair with Output_section::Simple_input_section and Convert struct to a
4813 (Input_section_sorter::operator()): Adjust access to
4814 Input_section_info data member to use accessors.
4815 (Output_section_element_input::set_section_addresses): Use layout
4816 parameter. Adjust code to use Output_section::Simple_input_section
4817 and Input_secction_info classes. Register filler for relaxation
4819 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4820 and section index pair with Output_section::Simple_input_section
4821 class. Adjust code accordingly.
4822 (Phdrs_element::release_segment): New method definition.
4823 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4825 (Script_sections::release_segments): New method definition.
4826 * gold/script-sections.h (Script_sections::release_segments): New
4828 * gold/target.h (Target::may_relax, Target::relax,
4829 Target::do_may_relax, Target::do_relax): New method definitions.
4831 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4833 * arm.cc (has_signed_unsigned_overflow): New function.
4834 (Arm_relocate_functions::abs8): New function.
4835 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4836 (Target_arm::Scan::global): Likewise.
4837 (Target_arm::relocate::relocate): Likewise.
4838 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4841 2009-09-16 Cary Coutant <ccoutant@google.com>
4843 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4844 * testsuite/Makefile.in: Regenerate.
4846 2009-09-11 Nick Clifton <nickc@redhat.com>
4848 * po/gold.pot: Updated by the Translation project.
4850 2009-09-08 Cary Coutant <ccoutant@google.com>
4852 * output.cc (Output_file::open): Add execute permission to empty file.
4853 * testsuite/Makefile.am (permission_test): New test.
4854 * testsuite/Makefile.in: Regenerate.
4856 2009-09-02 Ian Lance Taylor <iant@google.com>
4858 * output.cc (Output_file::resize): Call map_no_anonymous rather
4861 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4863 * gold.cc: Include "incremental.h".
4864 (queue_initial_tasks): Call Incremental_checker methods.
4865 * incremental.cc: Include "output.h".
4866 (Incremental_checker::can_incrementally_link_output_file): New
4868 * incremental.h (Incremental_checker): New class.
4870 * output.cc (Output_file::open_for_modification): New method.
4871 (Output_file::map_anonymous): Changed return type to bool. Record
4873 (Output_file::map_no_anonymous): New method, broken out of map.
4874 (Output_file::map): Use map_no_anonymous and map_anonymous.
4875 * output.h (class Output_file): Update declarations.
4877 2009-08-24 Cary Coutant <ccoutant@google.com>
4879 * options.h (Command_line::Pre_options): New class.
4880 (Command_line::pre_options): New member.
4881 * options.cc (gold::options::ready_to_register): New variable.
4882 (One_option::register_option): Do nothing if not registering options.
4883 Assert if same short option registered twice.
4884 (General_options::General_options): Turn off option registration when
4886 (Command_line::Pre_options::Pre_options): New constructor.
4888 2009-08-24 Cary Coutant <ccoutant@google.com>
4890 * options.h (General_options::no_keep_memory): Remove incorrect
4893 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4895 * Makefile.am (am__skiplex, am__skipyacc): New.
4896 * Makefile.in: Regenerate.
4898 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4900 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4901 (INCLUDES): ... this.
4902 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4903 (AM_CPPFLAGS): Renamed from ...
4904 (INCLUDE): ... this.
4905 * Makefile.in, testsuite/Makefile.in: Regenerate.
4907 * Makefile.in: Regenerate.
4908 * aclocal.m4: Likewise.
4909 * config.in: Likewise.
4910 * configure: Likewise.
4911 * testsuite/Makefile.in: Likewise.
4913 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4914 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4915 * Makefile.in: Regenerate.
4916 * testsuite/Makefile.in: Regenerate.
4918 2009-08-19 Cary Coutant <ccoutant@google.com>
4920 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4921 symbols in shared libraries overridden by hidden or internal symbols
4922 in the main program.
4924 2009-08-19 Chris Demetriou <cgd@google.com>
4926 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4927 checking source file names in error messages.
4929 2009-08-18 Doug Kwan <dougkwan@google.com>
4931 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4932 an elcpp::Ehdr as parameter. Adjust call to set_target.
4933 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4934 an elfcpp::Ehdr as parameter.
4935 * object.cc (Object::set_target): Remove the version that looks up
4936 a target and sets it.
4937 (Sized_relobj::setup): Take a Target object instead of
4938 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4939 (make_elf_sized_object): Find target and ask target to
4941 * object.h: (Object::set_target): Remove the version that looks up
4942 a target and sets it.
4943 (Sized_relobj::setup): Take a Target object instead of
4944 an elfcpp:Ehdr as parameter.
4945 * target.cc: Include dynobj.h.
4946 (Target::do_make_elf_object_implementation): New.
4947 (Target::do_make_elf_object): New.
4948 * target.h (Target::make_elf_object): New template declaration.
4949 (Target::do_make_elf_object): New method declarations.
4950 (Target::do_make_elf_object_implementation): New template declaration.
4952 2009-08-14 Ian Lance Taylor <iant@google.com>
4954 * gold.h (FUNCTION_NAME): Define.
4955 (gold_unreachable): Use FUNCTION_NAME.
4957 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4959 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4960 symbol in the --keep-unique list is not found.
4962 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4964 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4965 been maked as --keep-unique.
4966 (Icf::unfold_section): New function.
4967 * icf.h (Icf::unfold_section): New function.
4968 * options.h (General_options::keep_unique): New option.
4969 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4970 * testsuite/Makefile.in: Regenerate.
4971 * testsuite/icf_keep_unique_test.sh: New file.
4972 * testsuite/icf_keep_unique_test.cc: New file.
4974 2009-08-12 Cary Coutant <ccoutant@google.com>
4977 * resolve.cc (Symbol_table::resolve): Check for references from
4978 dynamic objects to hidden and internal symbols.
4979 * testsuite/Makefile.am (hidden_test.sh): New test.
4980 * testsuite/Makefile.in: Regenerate.
4981 * testsuite/hidden_test.sh: New script.
4982 * testsuite/hidden_test_1.c: New test source.
4983 * testsuite/hidden_test_main.c: New test source.
4985 2009-08-11 Doug Kwan <dougkwan@google.com>
4987 * arm.cc: Update comments.
4988 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4989 segment to locate the .ARM.exidx section if present.
4991 2009-08-09 Doug Kwan <dougkwan@google.com>
4993 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4996 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4997 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5000 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5002 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5003 valid tls_segment only for non-debug-section relocations.
5004 * testsuite/Makefile.am: Add gc_tls_test.
5005 * testsuite/Makefile.in: Regenerate.
5006 * testsuite/gc_tls_test.cc: New file.
5007 * testsuite/gc_tls_test.sh: New file.
5009 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5013 * Makefile.am (CCFILES): Add icf.cc.
5015 * Makefile.in: Regenerate.
5016 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5017 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5018 section, symbol and addend information for the relocs.
5019 * gold.cc (queue_middle_tasks): Call identical code folding.
5020 * gold.h: Add defines for multimap.
5021 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5022 to the call of finalize_local_symbols.
5023 * main.cc (main): Create object of class Icf.
5024 * object.cc (Sized_relobj::do_layout): Allow this function to be
5025 called twice during icf.
5026 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5027 to sections marked as identical by icf.
5028 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5030 (Sized_relobj::do_section_entsize): New function.
5031 * object.h (Object::section_entsize): New function.
5032 (Object::do_section_entsize): New pure virtual function.
5033 (Relobj::finalize_local_symbols): Add new parameter.
5034 (Relobj::do_section_entsize): New function.
5035 * options.h (General_options::icf): New option.
5036 (General_options::icf_iterations): New option.
5037 (General_options::print_icf_sections): New option.
5038 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5039 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5040 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5042 * symtab.cc (Symbol_table::is_section_folded): New function.
5043 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5044 to sections marked as identical by icf.
5045 * symtab.h (Symbol_table::set_icf): New function.
5046 (Symbol_table::icf): New function.
5047 (Symbol_table::is_section_folded): New function.
5048 (Symbol_table::icf_): New data member.
5049 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5050 * testsuite/Makefile.am: Add commands to build icf_test.
5051 * testsuite/Makefile.in: Regenerate.
5052 * testsuite/icf_test.sh: New file.
5053 * testsuite/icf_test.cc: New file.
5055 2009-07-24 Chris Demetriou <cgd@google.com>
5057 * layout.cc (is_compressible_debug_section): Fix incorrect
5058 comment about compressed section names.
5060 2009-07-20 Ian Lance Taylor <ian@airs.com>
5063 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5065 2009-07-16 Ian Lance Taylor <iant@google.com>
5068 * layout.h: #include <map>.
5069 (class Kept_section): Change from struct to class. Add accessors
5070 and setters. Add section size to Comdat_group mapping. Change
5071 Comdat_group to std::map. Add is_comdat_ field. Add
5072 linkonce_size field in union.
5073 (class Layout): Update declaration of find_or_add_kept_section.
5074 Don't declare find_kept_object.
5075 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5076 parameter. Add object, shndx, is_comdat, and is_group_name
5077 parameters. Change all callers. Adjust for new Kept_section.
5078 (Layout::find_kept_object): Remove.
5079 * object.cc (Sized_relobj::include_section_group): Update use of
5080 Kept_section. Rename secnum to shndx. Only record
5081 Kept_comdat_section if sections are the same size.
5082 (Sized_relobj::include_linkonce_section): Update use of
5083 Kept_section. Only record Kept_comdat_section if sections are the
5084 same size. Set size of linkonce section.
5085 (Sized_relobj::map_to_kept_section): Update call to
5086 get_kept_comdat_section.
5087 * object.h (class Sized_relobj): Rename fields in
5088 Kept_comdat_section to drop trailing underscores; change object
5089 field to Relobj*. Change Kept_comdat_section_table to store
5090 struct rather than pointer.
5091 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5092 Add kept_object and kept_shndx parameters. Change all callers.
5093 (Sized_relobj::get_kept_comdat_section): Change return type to
5094 bool. Add kept_object and kept_shndx parameters. Change all
5096 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5097 Layout::find_or_add_kept_section.
5099 2009-07-09 Ian Lance Taylor <iant@google.com>
5101 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5102 Reserve space in the hash table.
5104 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5106 * fileread.cc (File_read::get_mtime): New method.
5107 * fileread.h (Timespec): New structure.
5108 (File_read::get_mtime): New method.
5109 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5110 Renamed from timestamp_nsec.
5111 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5113 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5115 (Incremental_inputs::report_archive): Save mtime; style fix.
5116 (Incremental_inputs::report_obejct): Save mtime; style fix.
5117 (Incremental_inputs::report_script): Save mtime; style fix.
5118 (Incremental_inputs::finalize_inputs): Style fix.
5119 (Incremental_inputs::finalize): Style fix.
5120 (Incremental_inputs::create_input_section_data): Store inputs
5122 * incremental.h (Incremental_inputs::report_script): Add mtime
5124 (Incremental_inputs::Input_info::Input_info): Intialize only one
5126 (Incremental_inputs::Input_info::archive): Move to nameless
5128 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5129 (Incremental_inputs::Input_info::script): Move to nameless union.
5130 (Incremental_inputs::mtime): New field.
5131 * script.cc (read_input_script): Pass file mtime to
5133 * script.h (Script_info::inputs): Style fix.
5135 2009-07-01 Ian Lance Taylor <ian@airs.com>
5137 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5140 2009-06-24 Ian Lance Taylor <iant@google.com>
5143 * layout.cc (Layout::choose_output_section): If we find an
5144 existing section, update the flags.
5145 (Layout::create_notes): New function, broken out of
5147 (Layout::finalize): Don't create note sections.
5148 (Layout::create_note): Don't crash if linker script discards
5150 (Layout::create_gold_note): Likewise.
5151 (Layout::create_build_id): Likewise. Don't set
5152 after_input_sections on the section.
5153 (Layout::create_executable_stack_info): Remove target parameter.
5155 * layout.h (class Layout): Declare create_notes. Update
5156 declaration of create_executable_stack_info.
5157 * gold.cc (queue_middle_tasks): Call create_notes.
5158 * output.cc (Output_section::update_flags_for_input_section): Move
5159 here from output.h. If SHF_ALLOC flag is newly set, mark address
5161 * output.h (Output_data::mark_address_invalid): New function.
5162 (class Output_section): Only declare, not define,
5163 update_flags_for_input_section. Remove set_flags.
5165 2009-06-24 Ian Lance Taylor <iant@google.com>
5167 * script-sections.cc (Output_section_definition::
5168 set_section_addresses): Rename shadowing local load_address to
5171 2009-06-24 Ian Lance Taylor <iant@google.com>
5174 * reloc.cc (relocate_sections): Skip empty relocation sections.
5176 2009-06-23 Ian Lance Taylor <iant@google.com>
5179 * layout.cc (Layout::create_note): Use choose_output_section
5180 rather than make_output_section.
5182 2009-06-23 Ian Lance Taylor <iant@google.com>
5185 * options.cc (General_options::parse_V): Set printed_version_.
5186 (General_options::General_options): Initialize printed_version_.
5187 * options.h (class General_options): Add printed_version_ field.
5188 * gold.cc (queue_initial_tasks): If there are no input files,
5189 don't give a fatal error if we printed the version information.
5190 (queue_middle_tasks): If using -r with a shared object, give a
5191 fatal error rather than an ordinary error.
5193 2009-06-23 Ian Lance Taylor <iant@google.com>
5196 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5197 (Layout::make_output_section): Set have_stabstr_section_ if we see
5198 a .stab*str section.
5199 (Layout::finalize): Call link_stabs_sections.
5200 (Layout::link_stabs_sections): New file.
5201 * layout.h (class Layout): Add have_stabstr_section_ field.
5202 Declare link_stabs_sections.
5204 2009-06-23 Doug Kwan <dougkwan@google.com>
5206 * Makefile.am (libgold_a_LIBADD): New.
5207 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5208 * Makefile.in: Regenerate.
5209 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5210 * configure: Regenerate.
5211 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5212 * fileread.cc: Include sys/state.h
5213 * gold.h: Declare memmem and strndup if found missing.
5214 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5216 2009-06-23 Ian Lance Taylor <iant@google.com>
5218 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5219 * configure: Rebuild.
5221 2009-06-23 Ian Lance Taylor <iant@google.com>
5224 * object.cc (Object::section_contents): Don't try to get a view if
5225 the section has length zero.
5226 (Object::handle_gnu_warning_section): If the section is empty, use
5227 the name of the section as the warning.
5229 2009-06-23 Ian Lance Taylor <iant@google.com>
5232 * stringpool.h (class Stringpool_template): Add optimize_ field.
5233 (Stringpool_template::set_optimize): New function.
5234 * stringpool.cc (Stringpool_template::Stringpool_template):
5235 Initialize optimize_ field.
5236 (Stringpool_template::set_string_offsets): Test local optimize
5237 fild rather than parameter.
5238 * layout.cc (Layout::Layout): Call set_optimize on the section
5241 2009-06-22 Ian Lance Taylor <iant@google.com>
5244 * yyscript.y: Parse TARGET.
5245 * script.cc (script_set_target): New function.
5246 * script-c.h (script_set_target): Declare.
5247 * options.cc (General_options::string_to_object_format): Rename
5248 from string_to_object_format in anonymous namespace. Change
5250 * options.h (class General_options): Declare
5251 string_to_object_format.
5253 2009-06-22 Ian Lance Taylor <iant@google.com>
5255 * script-sections.cc (Script_sections::create_segments): Don't put
5256 program headers in a PT_LOAD segment if -n or -N.
5258 2009-06-22 Ian Lance Taylor <iant@google.com>
5261 * options.h (class General_options): Add -z lazy and -z now. Sort
5262 -z options into alphabetical order.
5263 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5265 2009-06-21 Ian Lance Taylor <iant@google.com>
5267 * layout.cc (Layout::make_output_section): Call
5268 Target::new_output_section.
5269 (Layout::attach_allocated_section_to_segment): Put large section
5270 sections in a separate load segment with the large segment flag
5272 (Layout::segment_precedes): Sort large data segments after other
5274 (align_file_offset): New static function.
5275 (Layout::set_segment_offsets): Use align_file_offset.
5276 * output.h (class Output_section): Add is_small_section_ and
5277 is_large_section_ fields.
5278 (Output_section::is_small_section): New function.
5279 (Output_section::set_is_small_section): New function.
5280 (Output_section::is_large_section): New function.
5281 (Output_section::set_is_large_section): New function.
5282 (Output_section::is_large_data_section): New function.
5283 (class Output_segment): Add is_large_data_segment_ field.
5284 (Output_segment::is_large_data_segment): New function.
5285 (Output_segment::set_is_large_data_segment): New function.
5286 * output.cc (Output_section::Output_section): Initialize new
5288 (Output_segment::Output_segment): Likewise.
5289 (Output_segment::add_output_section): Add assertion that large
5290 data sections always go in large data segments. Force small data
5291 sections to the end of the list of data sections. Force small BSS
5292 sections to the start of the list of BSS sections. For large BSS
5293 sections to the end of the list of BSS sections.
5294 * symtab.h (class Symbol): Declare is_common_shndx.
5295 (Symbol::is_defined): Check Symbol::is_common_shndx.
5296 (Symbol::is_common): Likewise.
5297 (class Symbol_table): Define enum Commons_section_type. Update
5298 declarations. Add small_commons_ and large_commons_ fields.
5299 * symtab.cc (Symbol::is_common_shndx): New function.
5300 (Symbol_table::Symbol_table): Initialize new fields.
5301 (Symbol_table::add_from_object): Put small and large common
5302 symbols in the right list.
5303 (Symbol_table::sized_finalized_symbol): Check
5304 Symbol::is_common_shndx.
5305 (Symbol_table::sized_write_globals): Likewise.
5306 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5307 common symbol lists. Don't call do_allocate_commons_list if the
5309 (Symbol_table::do_allocate_commons_list): Remove is_tls
5310 parameter. Add comons_section_type parameter. Change all
5311 callers. Handle small and large common symbols.
5312 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5313 Symbol::is_common_shndx.
5314 * resolve.cc (symbol_to_bits): Likewise.
5315 * target.h (Target::small_common_shndx): New function.
5316 (Target::small_common_section_flags): New function.
5317 (Target::large_common_shndx): New function.
5318 (Target::large_common_section_flags): New function.
5319 (Target::new_output_section): New function.
5320 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5321 small_common_section_flags, and large_common_section_flags
5323 (Target::do_new_output_section): New virtual function.
5324 * arm.cc (Target_arm::arm_info): Initialize new fields.
5325 * i386.cc (Target_i386::i386_info): Likewise.
5326 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5328 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5329 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5330 (Target_x86_64::do_new_output_section): New function.
5331 * configure.ac: Define conditional MCMODEL_MEDIUM.
5332 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5333 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5334 (large_LDFLAGS): Define.
5335 * testsuite/large.c: New file.
5336 * testsuite/testfile.cc (Target_test::test_target_info):
5337 Initialize new fields.
5338 * configure, testsuite/Makefile.in: Rebuild.
5340 2009-06-05 Doug Kwan <dougkwan@google.com>
5342 * Makefile.am (CCFILES): Add target.cc.
5343 * Makefile.in: Regenerate.
5344 * i386.cc (class Target_i386): Define new virtual method to
5345 override do_is_local_label_name in parent.
5346 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5347 local symbols if --discard-locals or -X is given.
5348 * options.h (class General_options): Declare new options
5349 '--discard-locals' and '-X' for discarding locals.
5350 * target.h (class Target): Define new methods is_local_label_name.
5351 Declare new virtual method do_is_local_label_name.
5352 * target.cc: New file.
5353 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5354 (check_SCRIPTS): Add discard_locals_test.sh.
5355 (check_DATA): Add discard_local_tests.syms.
5356 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5357 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5358 * testsuite/Makefile.in: Regenerate.
5359 * testsuite/discard_locals_test.c: New file.
5360 * testsuite/discard_locals_test.sh: Same.
5362 2009-06-05 Doug Kwan <dougkwan@google.com>
5364 * object.cc (Sized_relobj::Sized_relobj): Initialize
5365 discarded_eh_frame_shndx_ to -1U.
5366 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5368 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5369 a discarded .eh_frame section.
5370 (Sized_relobj::do_finalize_local_symbols): Ditto.
5371 * object.h (class Sized_relobj): Declare new member
5372 discarded_eh_frame_shndx_.
5373 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5374 (local_labels_test.o, local_labels_test): New rules.
5375 * testsuite/Makefile.in: Regenerate.
5377 2009-06-04 Doug Kwan <dougkwan@google.com>
5379 * layout.cc (Layout::section_name_mapping): Add mapping for
5380 special ARM sections.
5382 2009-06-03 Doug Kwan <dougkwan@google.com>
5384 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5385 (utils::has_overflow): Same.
5387 2009-06-03 Ian Lance Taylor <iant@google.com>
5389 * layout.cc (Layout::section_name_mapping): New array, replacing
5390 Layout::linkonce_mapping.
5391 (Layout::section_name_mapping_count): New variable, replacing
5392 Layout::linkonce_mapping_count.
5393 (Layout::linkonce_output_name): Remove.
5394 (Layout::output_section_name): Rewrite.
5395 * layout.h (class Layout): Rename Linkonce_mapping to
5396 Section_name_mapping, linkonce_mapping to section_name_mapping,
5397 linkonce_mapping_count to section_name_mapping_count. Don't
5398 declare linkonce_output_name.
5400 2009-06-03 Doug Kwan <dougkwan@google.com>
5402 * gold/arm.cc (namespace utils): New.
5403 (Target_arm::reloc_is_non_pic): Define new method.
5404 (class Arm_relocate_functions): New.
5405 (Target_arm::Relocate::relocate): Handle relocation types used by
5408 2009-06-03 Ian Lance Taylor <iant@google.com>
5410 * arm.cc (Target_arm::scan::global): Use || instead of |.
5412 2009-06-02 Doug Kwan <dougkwan@google.com>
5414 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5415 issued_non_pic_error_.
5416 (class Target_arm::Scan): Declare new method check_non_pic.
5417 Define new method symbol_needs_plt_entry.
5418 Declare new data member issued_non_pic_error_.
5419 (class Target_arm::Relocate): Declare new method
5420 should_apply_static_reloc.
5421 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5422 (Target_arm::Scan::check_non_pic): Define new method.
5423 (Target_arm::Scan::local): Handle a small subset of reloc types used
5425 (Target_arm::Scan::local): Same.
5426 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5428 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5430 * incremental.cc (Incremental_inputs::report_command_line): Filter
5431 out --incremental-* options.
5433 2009-05-29 Doug Kwan <dougkwan@google.com>
5435 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5437 (class Target_arm): Update comment.
5438 (Target_arm::Target_arm): Initialize new data members GOT_,
5439 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5440 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5441 and Target_arm::rel_dyn_section.
5442 Declare new_enum Target_arm::Got_type.
5443 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5445 Update commments for member do_dynsym_value.
5446 (Target_arm::got_size, Target_arm::plt_section,
5447 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5448 new methods inside class defintion.
5449 (Target_arm::got_section): Define new method.
5450 (Target_arm::rel_dyn_section): Same.
5451 (Output_data_plt_arm): New template class.
5452 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5453 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5454 (Output_data_plt_arm::add_entry): Same.
5455 (Output_data_plt_arm::first_plt_entry): Define new
5456 static data member for PLT instruction template.
5457 (Output_data_plt_arm::plt_entry): Same.
5458 (Output_data_plt_arm::do_write): Define new method.
5459 (Target_arm::make_plt_entry): Same.
5460 (Target_arm::do_finalize_sections): Same.
5461 (Target_arm::do_dynsym_value): Same.
5463 2009-05-28 Doug Kwan <dougkwan@google.com>
5465 * Makefile.am (TARGETSOURCES): Add arm.cc.
5466 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5467 * Makefile.in: Regenerate.
5469 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5471 2009-05-26 Doug Kwan <dougkwan@google.com>
5473 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5474 (General_options::check_excluded_libs): Strip off directories in
5475 archive name before matching like GNU ld does.
5476 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5477 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5478 (exclude_libs_test_LDFLAGS): Add linker option
5479 -Wl,--exclude-libs,libexclude_libs_test_3
5480 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5481 an explicit archive without using -l.
5482 (alt/libexclude_libs_test_3.a): New make rule.
5483 * testsuite/Makefile.in: Regenerate.
5484 * testsuite/exclude_libs_test.c : Declare lib3_default().
5486 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5487 * exclude_libs_test_3.c: New file.
5489 2009-05-26 Nick Clifton <nickc@redhat.com>
5491 * po/id.po: New Indonesian translation.
5492 * po/gold.pot: Updated template file.
5494 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5496 * testsuite/Makefile.am: Add -ffunction-sections to compile
5497 gc_comdat_test files. Add -Wl,--gc-sections to build
5499 * testsuite/Makefile.in: Regenerate.
5500 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5502 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5504 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5505 kept comdat section was garbage collected.
5506 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5507 * testsuite/Makefile.in: Regenerate.
5508 * testsuite/gc_comdat_test.sh: New file.
5509 * testsuite/gc_comdat_test_1.cc: New file.
5510 * testsuite/gc_comdat_test_2.cc: New file.
5512 2009-05-19 Doug Kwan <dougkwan@google.com>
5514 * archive.cc (Archive::Archive): Move constructor from archive.h
5515 to here. Initialize no_export_.
5516 (Archive::get_elf_object_for_member): Set no_export flag of object.
5517 * archive.h (Archive::Archive): Move constructor body to
5519 (Archive::no_export): New method.
5520 (Archive::no_export_): New field.
5521 * object.h (Object::Object): Initialize no_export_ to false.
5522 (Object::no_export, Object::set_no_export): New methods.
5523 (Object::no_export_): New field.
5524 * options.cc (General_options::parse_exclude_libs): New method.
5525 (General_options::check_excluded_libs) Same.
5526 * options.h (exclude_libs): New option.
5527 (General_options::check_excluded_libs): New method declaration.
5528 (General_options::excluded_libs_): New field.
5529 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5530 default or protected visibility if an object has no-export flag set.
5531 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5532 (check_SCRIPTS): Add exclude_libs_test.sh.
5533 (check_DATA): Add exclude_libs_test.syms.
5534 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5535 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5536 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5537 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5538 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5539 libexclude_libs_test_2.a): New rules.
5540 * testsuite/Makefile.in: Regenerate.
5541 * testsuite/exclude_libs_test.c: New file.
5542 * testsuite/exclude_libs_test.sh: Ditto.
5543 * testsuite/exclude_libs_test_1.c: Ditto.
5544 * testsuite/exclude_libs_test_2.c: Ditto.
5546 2009-05-15 Ian Lance Taylor <iant@google.com>
5548 * configure.ac: Check for declarations for cases where libiberty.h
5549 checks HAVE_DECL_xxx.
5550 * configure, config.in: Rebuild.
5552 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5554 * gold.h (Incremental_argument_list): Remove (invalid) forward
5556 * incremental.cc (Incremental_inputs::report_achive): New method.
5557 (Incremental_inputs::report_object): New method.
5558 (Incremental_inputs::report_script): New method.
5559 (Incremental_inputs::finalize_inputs): New method.
5560 (Incremental_inputs::finalize): Call finalize_inputs().
5561 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5562 Create inputs entries.
5563 * incremental.h (Incremental_input_type): New enum.
5564 (Incremental_inputs::Incremental_input): Initialize new fields.
5565 (Incremental_inputs::report_inputs): New method.
5566 (Incremental_inputs::report_achive): New method.
5567 (Incremental_inputs::report_object): New method.
5568 (Incremental_inputs::report_script): New method.
5569 (Incremental_inputs::finalize_inputs): New method.
5570 (Incremental_inputs::Input_info): New struct.
5571 (Incremental_inputs::Input_info_map): New typedef.
5572 (Incremental_inputs::lock_): New field.
5573 (Incremental_inputs::Inputs_): New field.
5574 (Incremental_inputs::Inputs_map): New field.
5575 * main.cc (main): Call Incremental_input::report_inputs.
5576 * options.h (Input_argument_list): Typedef moved from
5578 (Input_file_group::Files): Remove, use ::Input_argument_list.
5579 (Input_file_group::Input_argument_list): Remove, use
5580 ::Input_argument_list.
5581 * plugin.cc (Plugin_manager::add_input_file): Add error in
5583 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5585 * script.cc (read_input_script): Call
5586 Incremental_input::report_script.
5587 * script.h (Script_info): New class.
5589 2009-04-27 Ian Lance Taylor <iant@google.com>
5591 * x86_64.cc (do_adjust_output_section): Set entsize to
5594 2009-04-23 Elliott Hughes <enh@google.com>
5596 * output.cc (Output_file::close): After short writes, continue
5597 writing from the correct offset in the buffer being written.
5599 2009-04-23 Chris Demetriou <cgd@google.com>
5601 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5602 * configure: Regenerate.
5603 * config.in: Regenerate.
5604 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5605 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5607 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5609 * incremental.cc (Incremental_inputs_header_data): Renamed from
5610 Incremental_input_header_data.
5611 (Incremental_inputs_header_data::data_size): New field.
5612 (Incremental_inputs_header_data::put_input_file_count): Renamed
5613 from input_file_count.
5614 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5615 from command_line_offset.
5616 (Incremental_inputs_header_data::put_reserved): Renamed from
5618 (Incremental_inputs_entry_data): Renamed from
5619 Incremental_input_entry_data.
5620 (Incremental_inputs_entry_data::data_size): New field.
5621 (Incremental_inputs::report_command_line): New method.
5622 (Incremental_inputs::finalize): New method.
5623 (Incremental_inputs::create_incremental_inputs_data): New method.
5624 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5625 * incremental.h: New file.
5626 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5627 (Layout::finalize): Create incremental inputs section in
5629 (Layout::create_incremental_info_sections): New method.
5630 * layout.h (Layout::incremental_inputs): New method.
5631 (Layout::create_incremental_info_sections): New method.
5632 (Layout::incremental_inputs_): New field.
5633 * main.cc (main): Notify Incremental_input of the command line.
5635 2009-04-01 Ian Lance Taylor <iant@google.com>
5636 Mikolaj Zalewski <mikolajz@google.com>
5638 * gold.h (reserve_unordered_map): Define, three versions, one for
5639 each version of Unordered_map.
5640 * layout.cc (Layout::Layout): Remove options parameter. Add
5641 number_of_input_files parameter. Don't initialize options_.
5642 Initialize number_of_input_files_ and resized_signatures_. Move
5643 sections_are_attached_.
5644 (Layout::layout_group): Reserve space for group_signatures_.
5645 (Layout::find_or_add_kept_section): Change name parameter to be a
5646 reference. Resize signatures_ map when it gets large enough.
5647 (Layout::layout_eh_frame): Use parameters->options() instead of
5649 (Layout::make_output_section): Likewise.
5650 (Layout::attach_allocated_section_to_segment): Likewise.
5651 (Layout::finalize, Layout::create_executable_stack): Likewise.
5652 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5653 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5654 * layout.h (class Layout): Update declarations. Remove options_
5655 field. Add number_of_input_files_ and resized_signatures_
5656 fields. Move sections_are_attached_ field.
5657 * main.cc (main): Pass number of input files to Layout
5658 constructor. Don't pass options.
5660 2009-03-30 Ian Lance Taylor <iant@google.com>
5662 * ffsll.c (ffsll): Correct implementation.
5664 2009-03-27 Ian Lance Taylor <iant@google.com>
5666 * ffsll.c: New file.
5667 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5668 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5669 * ftruncate.c (ftruncate): Declare before definition.
5670 * mremap.c (mremap): Likewise.
5671 * pread.c (pread): Likewise.
5672 * configure, Makefile.in, config.in: Rebuild.
5674 * mremap.c: New file.
5675 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5676 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5677 (mremap): Declare if HAVE_MREMAP is not defined.
5678 * configure, Makefile.in, config.in: Rebuild.
5680 2009-03-27 Cary Coutant <ccoutant@google.com>
5682 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5683 position independent.
5684 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5685 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5687 2009-03-24 Cary Coutant <ccoutant@google.com>
5689 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5691 (needs_dynamic_reloc): Likewise.
5693 2009-03-24 Ian Lance Taylor <iant@google.com>
5695 * yyscript.y (file_cmd): Recognize EXTERN.
5696 (extern_name_list, extern_name_list_body): New nonterminals.
5697 * script.cc (script_add_extern): Define.
5698 * script-c.h (script_add_extern): Declare.
5700 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5702 * object.cc (is_elf_object): Define.
5703 * object.h (is_elf_object): Declare.
5704 * archive.cc (Archive::get_elf_object_for_member): Call
5706 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5708 2009-03-24 Elliott Hughes <enh@google.com>
5710 * output.cc (Output_file::map_anonymous): Define.
5711 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5712 try an anonymous one. Report the size if the mmap fails.
5713 * output.h (class Output_file): Declare map_anonymous.
5715 2009-03-24 Ian Lance Taylor <iant@google.com>
5717 * target-select.cc (instantiate_target): Don't acquire the lock if
5718 the instantiated_target_ field has already been set.
5720 2009-03-23 Ian Lance Taylor <iant@google.com>
5722 * gold-threads.h (class Initialize_lock): Define.
5723 * gold-threads.cc (class Initialize_lock_once): Define.
5724 (initialize_lock_control): New static variable.
5725 (initialize_lock_pointer): New static variable.
5726 (initialize_lock_once): New static function.
5727 (Initialize_lock::Initialize_lock): Define.
5728 (Initialize_lock::initialize): Define.
5729 * target-select.h: Include "gold-threads.h".
5730 (class Target_selector): Add lock_ and initialize_lock_ fields.
5731 Don't define instantiate_target, just declare it.
5732 * target-select.cc (Target_selector::Target_selector): Initialize
5734 (Target_selector::instantiate_target): Define.
5735 * descriptors.h: Include "gold-threads.h".
5736 (class Descriptors): Add initialize_lock_ field.
5737 * descriptors.cc (Descriptors::Descriptors): Initialize new
5739 (Descriptors::open): Use initialize_lock_ field
5740 * errors.h (class Errors): Add initialize_lock_ field.
5741 * errors.cc (Errors::Errors): Initialize new field.
5742 (Errors::initialize_lock): Use initialize_lock_ field.
5743 * powerpc.cc (class Target_selector_powerpc): Remove
5744 instantiated_target_ field. In do_recognize call
5745 instantiate_target rather than do_instantiate_target. In
5746 do_instantiate_target just allocate a new target.
5747 * sparc.cc (class Target_selector_sparc): Likewise.
5749 * freebsd.h: New file.
5750 * i386.cc: Include "freebsd.h".
5751 (Target_i386): Derive from Target_freebsd rather than
5753 (Target_selector_i386): Derive from Target_selector_freebsd rather
5754 than Target_selector.
5755 * x86_64.cc: Include "freebsd.h".
5756 (Target_x86_64): Derive from Target_freebsd rather than
5758 (Target_selector_x86_64): Derive from Target_selector_freebsd
5759 rather than Target_selector.
5760 * target.h (class Target): Add adjust_elf_header and
5761 do_adjust_elf_header.
5762 * output.cc (Output_file_header:: do_sized_write): Call target
5763 adjust_elf_header routine.
5764 * configure.tgt: Set targ_osabi.
5765 * configure.ac: Define GOLD_DEFAULT_OSABI.
5766 * parameters.cc (Parameters::default_target): Pass
5767 GOLD_DEFAULT_OSABI to select_target.
5768 * target-select.h (class Target_selector): Make instantiate_target
5769 protected rather than private.
5770 * Makefile.am (HFILES): Add freebsd.h.
5771 * configure, Makefile.in, config.in: Rebuild.
5773 * merge.cc (do_add_input_section): Correct pend value. Change
5774 message about last entry not being null terminated from error to
5777 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5779 * incremental.cc: New file.
5780 * Makefile.am (CCFILES): Add incremental.cc.
5781 * Makefile.in: Rebuild.
5783 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5785 * layout.cc (Layout::output_section_name): Preserve names
5786 of '.note.' sections.
5788 2009-03-19 Ian Lance Taylor <iant@google.com>
5790 * descriptors.cc (Descriptors::open): Check that the options are
5791 valid before using them.
5793 2009-03-18 Ian Lance Taylor <iant@google.com>
5795 * script-sections.h: Include <list>.
5796 (class Script_sections): Change Sections_elements from std::vector
5797 to std::list. Typedef public Elements_iterator. Add
5798 orphan_section_placement_, data_segment_align_start_, and
5799 saw_data_segment_align_ fields. Remove data_segment_align_index_
5801 * script-sections.cc (class Orphan_section_placement): New class.
5802 (class Sections_element): Add virtual functions is_relro and
5803 orphan_section_init. Remove virtual function place_orphan_here.
5804 (class Output_section_definition): Add is_relro and
5805 orphan_section_init. Remove place_orphan_here.
5806 (class Orphan_output_section): Likewise.
5807 (Script_sections::Script_sections): Update for field changes.
5808 (Script_sections::data_segment_align): Set saw_data_segment_align_
5809 and data_segment_align_start_, not data_segment_align_index.
5810 (Script_sections::data_segment_relro_end): Check
5811 saw_data_segment_align_. Use data_segment_align_start_ rather
5812 than data_segment_align_index_.
5813 (Script_sections::place_orphan): Rewrite to use
5814 Orphan_section_placement.
5816 2009-03-17 Ian Lance Taylor <iant@google.com>
5818 * archive.cc (Archive::add_symbols): Check for a version attached
5819 to the symbol name in the archive map.
5820 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5821 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5822 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5823 (ver_test_11.a): New target.
5824 * testsuite/Makefile.in: Rebuild.
5826 * configure.ac: Check for chsize and posix_fallocate. Replace
5828 * ftruncate.c: New file, from gnulib.
5829 * output.cc (posix_fallocate): Define dummy version if not
5830 HAVE_POSIX_FALLOCATE.
5831 (Output_file::map): Call posix_fallocate rather than lseek and
5833 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5834 * configure, Makefile.in, config.in: Rebuild.
5836 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5838 * layout.h (Layout::create_note): Add section_name parameter.
5839 * layout.cc (Layout::create_note): Likewise.
5840 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5842 2009-03-17 Ian Lance Taylor <iant@google.com>
5844 * descriptors.cc: Include "options.h".
5845 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5846 (Descriptors::open): Always use O_CLOEXEC when opening a new
5847 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5848 then set FD_CLOEXEC.
5850 * sparc.cc (class Target_sparc): Add has_got_section.
5851 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5852 make sure we have a GOT section.
5854 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5855 (Target_sparc::Scan::local): Likewise.
5856 (Target_sparc::Scan::global): Likewise.
5857 (Target_sparc::Relocate::relocate): Likewise.
5858 (Target_sparc::Relocate::relocate_tls): Likewise.
5860 * symtab.cc (Symbol_table::define_default_version): New function,
5861 broken out of add_from_object.
5862 (Symbol_table::add_from_object): Call define_default_version.
5863 (Symbol_table::define_special_symbol): Add resolve_oldsym
5864 parameter. Change all callers. If the version for a symbol comes
5865 from a version script, resolve it with the symbol with the same
5866 name with no version. Also add the symbol without a version if
5868 (do_define_in_output_data): If resolving with oldsym, don't delete
5870 (do_define_in_output_segment): Likewise.
5871 (do_define_as_constant): Likewise.
5872 * symtab.h (class Symbol_table): Update declarations.
5874 2009-03-13 Ian Lance Taylor <iant@google.com>
5876 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5877 (Read_symbols::requeue): New function.
5878 (Read_symbols::do_read_symbols): If make_elf_object fails because
5879 the target type is not configured, and the file was searched for,
5880 issue a warning and retry with the next directory.
5881 (Add_symbols::run): If the file has an incompatible format, and
5882 it was searched for, requeue the Read_symbols task. On error,
5884 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5885 dirindex parameter to constructor. Change all callers. Declare
5886 incompatible_warning and requeue.
5887 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5888 input_argument_ and input_group_ fields. Add them to
5889 constructor. Change all callers.
5890 (class Read_script): Add dirindex_ field. Add it to constructor.
5892 * archive.cc (Archive::setup): Remove input_objects parameter.
5894 (Archive::get_file_and_offset): Likewise.
5895 (Archive::read_all_symbols): Likewise.
5896 (Archive::read_symbols): Likewise.
5897 (Archive::get_elf_object_for_member): Remove input_objects
5898 parameter. Add punconfigured parameter. Change all callers.
5899 (Archive::add_symbols): Change return type to bool. Check return
5900 value of include_member.
5901 (Archive::include_all_members): Likewise.
5902 (Archive::include_member): Change return type to bool. Return
5903 false if first included object has incompatible target. Set
5904 included_member_ field.
5905 (Add_archive_symbols::run): If add_symbols returns false, requeue
5907 * archive.h (class Archive): Add included_member_ field.
5908 Initialize it in constructor. Add input_file and searched_for
5909 methods. Update declarations.
5910 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5911 input_argument_ fields. Add them to constructor. Change all
5913 * script.cc: Include "target-select.h".
5914 (class Parser_closure): Add skip_on_incompatible_target_ and
5915 found_incompatible_target_ fields. Add
5916 skip_on_incompatible_target parameter to constructor. Change all
5917 callers. Add methods skip_on_incompatible_target,
5918 clear_skip_on_incompatible_target, found_incompatible_target, and
5919 set_found_incompatible_target.
5920 (read_input_script): Add dirindex parameter. Change all callers.
5921 If parser finds an incompatible target, requeue Read_symbols
5923 (script_set_symbol): Clear skip_on_incompatible_target in
5925 (script_add_assertion, script_parse_option): Likewise.
5926 (script_start_sections, script_add_phdr): Likewise.
5927 (script_check_output_format): New function.
5928 * script.h (read_input_script): Update declaration.
5929 * script-c.h (script_check_output_format): Declare.
5930 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5931 (ignore_cmd): Remove OUTPUT_FORMAT.
5932 * fileread.cc (Input_file::Input_file): Add explicit this.
5933 (Input_file::will_search_for): New function.
5934 (Input_file::open): Add pindex parameter. Change all callers.
5935 * fileread.h (class Input_file): Add input_file_argument method.
5936 Declare will_search_for. Update declarations.
5937 * object.cc (make_elf_object): Add punconfigured parameter.
5939 * object.h (class Object): Make input_file public. Add
5940 searched_for method.
5941 (make_elf_object): Update declaration.
5942 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5944 * dirsearch.h (class Dirsearch): Update declaration.
5945 * options.h (class General_options): Add --warn-search-mismatch.
5946 * parameters.cc (Parameters::is_compatible_target): New function.
5947 * parameters.h (class Parameters): Declare is_compatible_target.
5948 * workqueue.cc (Workqueue::add_blocker): New function.
5949 * workqueue.h (class Workqueue): Declare add_blocker.
5951 * fileread.cc (Input_file::open): Remove options parameter.
5953 (Input_file::open_binary): Likewise.
5954 * script.cc (read_input_script): Likewise.
5955 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5956 options parameter from constructor. Change all callers.
5957 (class Read_script): Likewise.
5958 * fileread.h (class Input_file): Update declarations.
5959 * script.h (read_input_script): Update declaration.
5961 2009-03-10 Nick Clifton <nickc@redhat.com>
5963 * po/es.po: New Spanish translation.
5965 2009-03-06 Cary Coutant <ccoutant@google.com>
5967 * options.cc (parse_short_option): Keep dash_z from registering itself.
5969 2009-03-03 Ian Lance Taylor <iant@google.com>
5972 * target-reloc.h (relocate_section): Pass output_section to
5974 * i386.cc (Target_i386::should_apply_static_reloc): Add
5975 output_section parameter. Change all callers.
5976 (Target_i386::Relocate::relocate): Add output_section parameter.
5977 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5978 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5979 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5980 * testsuite/two_file_shared.sh: New script.
5981 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5982 (check_DATA): Add two_file_shared.dbg.
5983 (two_file_shared.dbg): New target.
5984 * testsuite/Makefile.in: Rebuild.
5986 2009-03-01 Ian Lance Taylor <iant@google.com>
5988 * configure.ac: Check for byteswap.h.
5989 * configure: Rebuild.
5990 * config.in: Rebuild.
5992 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5994 * layout.cc (Layout::find_or_add_kept_section): New function.
5995 (Layout::add_comdat): Removed.
5996 * layout.h (struct Kept_section): Move out of class Layout.
5997 Remove trailing underscores from field names. Add group_sections
5998 field. Rename group_ field to is_group. Change all uses.
5999 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6000 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6001 comdat_groups_ field.
6002 (Sized_relobj::include_section_group): Use
6003 find_or_add_kept_section and Kept_section::group_sections.
6004 (Sized_relobj::include_linkonce_section): Likewise.
6005 * object.cc (class Sized_relobj): Don't define Comdat_group or
6006 Comdat_group_table. Remove find_comdat_group and
6007 add_comdat_group. Remove comdat_groups_ field.
6008 * plugin.cc (include_comdat_group): Use
6009 Layout::find_or_add_kept_section.
6011 2009-02-28 Ian Lance Taylor <iant@google.com>
6013 * README: --gc-sections and map files are now supported. Document
6014 some build requirements.
6017 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6018 relocatable link set the value of the section symbol to zero.
6019 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6020 relocatable link don't include the section address in the local
6023 2009-02-27 Ian Lance Taylor <iant@google.com>
6026 * options.h (class Search_directory): Add is_system_directory.
6027 (class General_options): Declare is_in_system_directory.
6028 * options.cc (get_relative_sysroot): Make static.
6029 (get_default_sysroot): Make static.
6030 (General_optoins::is_in_system_directory): New function.
6031 * fileread.cc (Input_file::is_in_system_directory): New function.
6032 * fileread.h (class Input_file): Declare is_in_system_directory.
6033 * object.h (class Object): Add is_in_system_directory.
6034 (class Input_objects): Remove system_library_directory_ field.
6035 * object.cc (Input_objects::add_object): Don't set
6036 system_library_directory_.
6037 (input_objects::found_in_system_library_directory): Remove.
6038 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6039 parameter. Change all callers.
6040 (Symbol_table::sized_write_globals): Likewise.
6041 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6042 Call Object::is_in_system_directory.
6043 * symtab.h (class Symbol_table): Update declarations.
6046 * descriptors.h (Open_descriptor): Add is_on_stack field.
6047 * descriptors.cc (Descriptors::open): If the descriptor is on the
6048 top of the stack, remove it. Initialize is_on_stack field.
6049 (Descriptors::release): Only add pod to stack if it is not on the
6051 (Descriptors::close_some_descriptor): Clear stack_next and
6055 * output.cc (Output_section::find_starting_output_address): Rename
6056 from starting_output_address; add PADDR parameter; change return
6058 * output.h (class Output_section): Declare
6059 find_starting_output_address instead of starting_output_address.
6060 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6061 section symbol for which we can't find a merge section.
6064 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6065 hidden or internal, force the symbol to be local.
6066 * resolve.cc (Symbol::override_visibility): Define.
6067 (Symbol::override_base): Use override_visibility.
6068 (Symbol_table::resolve): Likewise.
6069 (Symbol::override_base_with_special): Likewise.
6070 (Symbol_table::override_with_special): If the visibility is hidden
6071 or internal, force the symbol to be local.
6072 * symtab.h (class Symbol): Add set_visibility and
6073 override_visibility.
6074 * testsuite/ver_test_1.sh: New file.
6075 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6076 (check_DATA): Add ver_test_1.syms.
6077 (ver_test_1.syms): New target.
6078 * testsuite/Makefile.in: Rebuild.
6080 2009-02-25 Cary Coutant <ccoutant@google.com>
6082 * layout.cc (Layout::choose_output_section): Don't rename sections
6083 when using a linker script that has a SECTIONS clause.
6084 * Makefile.in: Regenerate.
6086 * testsuite/Makefile.am (script_test_5.sh): New test case.
6087 * testsuite/Makefile.in: Regenerate.
6088 * testsuite/script_test_5.cc: New file.
6089 * testsuite/script_test_5.sh: New file.
6090 * testsuite/script_test_5.t: New file.
6092 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6094 * archive.cc (Archive::include_member): Update calls to add_symbols.
6095 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6096 the Layout argument.
6097 * dynobj.h (do_add_symbols): Add the Layout argument.
6098 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6100 * object.h (Object::add_symbols): Add the Layout argument.
6101 (Object::do_add_symbols): Add the Layout argument.
6102 (Sized_relobj::do_add_symbols): Add the Layout argument.
6103 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6104 Unify the two versions.
6105 (Add_plugin_symbols): Remove.
6106 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6107 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6108 (Add_plugin_symbols): Remove.
6109 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6110 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6111 (Add_symbols::run): Make it work with Pulginobj.
6113 2009-02-06 Ian Lance Taylor <iant@google.com>
6115 * object.cc (Sized_relobj::do_layout): Make info message start
6116 with lower case letter.
6118 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6120 * binary.cc: Fix file comment.
6122 * options.h (enum Incremental_disposition): Define.
6123 (class General_options): Add new options: --incremental,
6124 --incremental_changed, --incremental_unchanged,
6125 --incremental_unknown. Add incremental_disposition_ and
6126 implicit_incremental_ fields.
6127 (General_options::incremental_disposition): New function.
6128 (class Position_dependent_options): Add incremental_disposition
6130 (Position_dependent_options::copy_from_options): Set incremental
6132 * options.cc (General_options::parse_incremental_changed): New
6134 (General_options::parse_incremental_unchanged): New function.
6135 (General_options::parse_incremental_unknown): New function.
6136 (General_options::General_options): Initialize new fields
6137 incremental_disposition_ and implicit_incremental_.
6138 (General_options::finalize): Check for uasge of --incremental-*
6139 without --incremental.
6141 2009-02-06 Chris Demetriou <cgd@google.com>
6143 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6144 pointer and to report location as the file name associated with
6146 (gold_undefined_symbol_at_location): New function to replace the
6147 old gold_undefined_symbol functionality.
6148 * target-reloc.h (relocate_section): Update to use
6149 gold_undefined_symbol_at_location.
6150 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6151 Call gold_undefined_symbol function rather than gold_error.
6152 * errors.h (Errors::undefined_symbol): Take location as a
6153 string, rather than calculating it from a relocation.
6154 * errors.cc (Errors::fatal): Print "fatal error:" before the
6156 (Errors::error, Errors::error_at_location): Print "error: "
6157 before the formatted message.
6158 (Errors::undefined_symbol): Take location as a string, rather
6159 than calculating it from a relocation.
6160 (gold_undefined_symbol_at_location): New function akin to
6161 old gold_undefined_symbol, calculates location from relocation.
6162 (gold_undefined_symbol): Change to take only a Symbol pointer
6163 and to report location as the file name associated with the symbol.
6164 * testsuite/debug_msg.sh: Update for changed error messages.
6165 * testsuite/undef_symbol.sh: Likewise.
6167 2009-02-04 Duncan Sands <baldrick@free.fr>
6170 * reduced_debug_output.h
6171 (Output_reduced_debug_abbrev_section::failed): Use format for
6173 (Output_reduced_debug_info_section::faild): Likewise.
6175 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6177 * script.cc (Lazy_demangler): New class.
6178 (Version_script_info::get_symbol_version_helper): Demangle a
6181 2009-01-29 Cary Coutant <ccoutant@google.com>
6183 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6185 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6187 2009-01-28 Ian Lance Taylor <iant@google.com>
6189 * version.cc (version_string): Bump to 1.9.
6191 * gold.h: Include <cstring> and <stdint.h>.
6192 * version.cc: Include <cstdio>.
6193 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6195 * reduced_debug_output.cc (insert_into_vector): Rename from
6196 Insert_into_vector; change all callers. Use Swap_unaligned to
6197 avoid aliasing issue; remove union since it is unnecessary.
6199 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6201 * Makefile.am (CCFILES): Add gc.cc.
6203 * Makefile.in: Regenerate.
6204 * gold.cc (Gc_runner): New class.
6205 (queue_initial_tasks): Call garbage collection related tasks
6206 when corresponding options are invoked.
6207 (queue_middle_gc_tasks): New function.
6208 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6209 processed early before laying out sections during garbage collection.
6210 * gold.h (queue_middle_gc_tasks): New function.
6211 (is_prefix_of): Move from "layout.cc".
6212 * i386.cc (Target_i386::gc_process_relocs): New function.
6213 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6214 * main.cc (main): Create object of class "Garbage_collection".
6215 * object.cc (Relobj::copy_symbols_data): New function.
6216 (Relobj::is_section_name_included): New function.
6217 (Sized_relobj::do_layout): Allow this function to be called twice
6218 during garbage collection and defer layout of section during the
6220 * object.h (Relobj::get_symbols_data): New function.
6221 (Relobj::is_section_name_included): New function.
6222 (Relobj::copy_symbols_data): New function.
6223 (Relobj::set_symbols_data): New function.
6224 (Relobj::get_relocs_data): New function.
6225 (Relobj::set_relocs_data): New function.
6226 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6227 (Relobj::gc_process_relocs): New function.
6228 (Relobj::do_gc_process_relocs): New pure virtual function.
6229 (Relobj::sd_): New data member.
6230 (Sized_relobj::is_output_section_offset_invalid): New function.
6231 (Sized_relobj::do_gc_process_relocs): New function.
6232 * options.h (General_options::gc_sections): Modify to not be a no-op.
6233 (General_options::print_gc_sections): New option.
6234 * plugin.cc (Plugin_finish::run): Remove function call to
6235 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6236 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6237 * reloc.cc (Read_relocs::run): Add task to process relocs and
6238 determine unreferenced sections when doing garbage collection.
6239 (Gc_process_relocs): New class.
6240 (Sized_relobj::do_gc_process_relocs): New function.
6241 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6242 sections that are garbage collected.
6243 * reloc.h (Gc_process_relocs): New class.
6244 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6245 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6246 symbols whose corresponding sections are garbage collected.
6247 (Symbol_table::Symbol_table): Add new parameter for the garbage
6249 (Symbol_table::gc_mark_undef_symbols): New function.
6250 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6251 (Symbol_table::gc_mark_dyn_syms): New function.
6252 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6254 (Symbol_table::add_from_object): Likewise.
6255 (Symbol_table::add_from_relobj): When building shared objects, do not
6256 treat externally visible symbols as garbage.
6257 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6258 table information for static and relocatable links.
6259 * symtab.h (Symbol_table::set_gc): New function.
6260 (Symbol_table::gc): New function.
6261 (Symbol_table::gc_mark_undef_symbols): New function.
6262 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6263 (Symbol_table::gc_mark_dyn_syms): New function.
6264 (Symbol_table::gc_): New data member.
6265 * target.h (Sized_target::gc_process_relocs): New pure virtual
6267 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6268 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6270 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6272 * options.h (General_options::gc_sections): Define as a no-op for now.
6273 (General_options::no_keep_memory): Ditto.
6274 (General_options::Bshareable): Define.
6275 * options.cc (General_options::finalize): Honor -Bshareable.
6277 2009-01-20 Andreas Schwab <schwab@suse.de>
6279 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6280 read the value in the contents, since we don't use it. Use the
6281 template endianness when writing.
6282 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6284 2009-01-19 Andreas Schwab <schwab@suse.de>
6286 * configure.tgt (powerpc64-*): Fix targ_obj.
6288 2009-01-15 Ian Lance Taylor <iant@google.com>
6290 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6291 local symbols when stripping all symbols.
6293 2009-01-14 Cary Coutant <ccoutant@google.com>
6295 * output.cc (Output_reloc): Add explicit instantiations.
6297 2009-01-14 Cary Coutant <ccoutant@google.com>
6299 * archive.cc (Archive::get_elf_object_for_member): Remove call
6300 to File_read::claim_for_plugin.
6301 * descriptors.cc (Descriptors::open): Remove reference to
6303 (Descriptors::claim_for_plugin): Remove.
6304 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6305 (Descriptors::is_claimed): Remove.
6306 (claim_descriptor_for_plugin): Remove.
6307 * fileread.cc (File_read::claim_for_plugin): Remove.
6308 * fileread.h (File_read::claim_for_plugin): Remove.
6309 (File_read::descriptor): Reopen descriptor if necessary.
6310 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6311 (Plugin_manager::all_symbols_read): Add task parameter. Change
6313 (Plugin_manager::get_input_file): New function.
6314 (Plugin_manager::release_input_file): New function.
6315 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6316 corresponding data member.
6317 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6318 and pass to base constructor. Change all callers.
6319 (get_input_file, release_input_file): New functions.
6320 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6321 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6322 (Plugin_manager::all_symbols_read): Add task parameter.
6323 (Plugin_manager::get_input_file): New function.
6324 (Plugin_manager::release_input_file): New function.
6325 (Plugin_manager::task_): New data member.
6326 (Pluginobj::Pluginobj): Add filesize parameter.
6327 (Pluginobj::filename): New function.
6328 (Pluginobj::descriptor): New function.
6329 (Pluginobj::filesize): New function.
6330 (Pluginobj::filesize_): New data member.
6331 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6332 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6333 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6335 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6336 with archive libraries.
6337 * testsuite/Makefile.in: Regenerate.
6338 * testsuite/plugin_test.c (struct sym_info): New type.
6339 (get_input_file, release_input_file): New static variables.
6340 (onload): Capture new transfer vector entries.
6341 (claim_file_hook): Stop reading at end of file according to filesize.
6342 Factor out parsing of readelf output into separate function.
6343 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6344 APIs and get the source file name from the symbol table. Convert
6345 source file name to corresponding object file name. Print info
6346 message when adding new input files.
6347 (parse_readelf_line): New function.
6348 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6349 * testsuite/plugin_test_2.sh: Likewise.
6350 * testsuite/plugin_test_3.sh: Likewise.
6351 * testsuite/plugin_test_4.sh: New test case.
6353 2009-01-07 Ian Lance Taylor <iant@google.com>
6355 * version.cc (version_string): Bump to 1.8.
6357 2008-12-23 Cary Coutant <ccoutant@google.com>
6359 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6360 * plugin.cc (Plugin_manager::finish): Rename as
6361 layout_deferred_objects. Move cleanup to separate function.
6362 (Plugin_manager::cleanup): New function.
6363 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6365 * plugin.h (Plugin_manager::finish): Rename as
6366 layout_deferred_objects.
6367 (Plugin_manager::cleanup): New function.
6368 (Plugin_manager::cleanup_done): New field.
6370 2008-12-23 Cary Coutant <ccoutant@google.com>
6372 * plugin.cc (is_visible_from_outside): New function.
6373 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6374 so we don't return "IR only" status for exported symbols or -r links.
6376 * testsuite/Makefile.am (plugin_test_3): New test case.
6377 * testsuite/Makefile.in: Regenerate.
6378 * testsuite/plugin_test_3.sh: New file.
6380 2008-12-22 Cary Coutant <ccoutant@google.com>
6382 * object.cc (Sized_relobj::layout_section): New function.
6383 (Sized_relobj::do_layout): Defer layout of input sections until after
6384 plugin has provided replacement files.
6385 (Sized_relobj::do_layout_deferred_sections): New function.
6386 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6387 (Relobj::layout_deferred_sections): New function.
6388 (Relobj::do_layout_deferred_sections): New function.
6389 (Sized_relobj::do_layout_deferred_sections): New function.
6390 (Sized_relobj::layout_section): New function.
6391 (Sized_relobj::Deferred_layout): New structure.
6392 (Sized_relobj::deferred_layout_): New field.
6393 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6394 Change all callers. Layout deferred sections.
6395 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6397 (Plugin_hook::run): Move code from do_plugin_hook inline.
6398 (Plugin_hook::do_plugin_hook): Remove.
6399 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6400 (Plugin_manager::finish): Renamed, was cleanup.
6401 (Plugin_manager::should_defer_layout): New function.
6402 (Plugin_manager::add_deferred_layout_object): New function.
6403 (Plugin_manager::Deferred_layout_list): New type.
6404 (Plugin_manager::deferred_layout_objects_): New field.
6405 (Plugin_hook::do_plugin_hook): Remove.
6407 2008-12-17 Ian Lance Taylor <iant@google.com>
6409 * options.h (class General_options): Add --no case for
6412 2008-12-16 Cary Coutant <ccoutant@google.com>
6414 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6416 (Plugin_manager::claim_file): Create plugin object even if
6417 plugin did not call the add_symbols callback.
6418 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6419 asking for more symbols than were added.
6420 * testsuite/Makefile.am (plugin_test_1): Add test case with
6422 (empty.syms): New target.
6423 * testsuite/Makefile.in: Regenerate.
6424 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6425 message. Don't call add_symbols if no globals.
6426 (all_symbols_read_hook): Don't provide replacement for empty
6429 2008-12-12 Ian Lance Taylor <iant@google.com>
6431 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6432 r_type == 0 for a local symbol with r_sym == 0.
6433 (scan_relocatable_relocs): Pass r_sym to
6434 local_non_section_strategy.
6435 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6438 * configure.ac: Update test for TLS descriptors: they are
6439 supported as of glibc 2.9.
6440 * configure: Rebuild.
6442 2008-12-11 Ian Lance Taylor <iant@google.com>
6445 * target-reloc.h (Default_scan_relocatable_relocs): For each
6446 function, map r_type == 0 to RELOC_DISCARD.
6448 2008-12-10 Cary Coutant <ccoutant@google.com>
6450 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6451 object to override a kept COMDAT group from a plugin object.
6453 2008-12-09 Ian Lance Taylor <iant@google.com>
6456 * yyscript.y (file_cmd): Handle INPUT.
6458 * testsuite/initpri1.c: Change all declarations to be full
6459 prototypes by adding void, to avoid compiler warnings.
6461 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6463 * options.cc (General_options::parse_plugin_opt): New.
6464 (General_options::add_plugin): The argument now is just the filename.
6465 (General_options::add_plugin_option): New.
6466 * options.h (plugin_opt): New.
6467 (add_plugin): Change argument name.
6468 (add_plugin_option): New.
6469 * plugin.cc (Plugin::load): Don't parse the plugin option.
6470 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6471 (Plugin::add_option): New.
6472 (Plugin::args_): Change type.
6473 (Plugin::filename_): New.
6474 (Plugin_manager::add_plugin_option): New.
6475 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6476 * testsuite/Makefile.in: Regenerate.
6478 2008-12-05 Cary Coutant <ccoutant@google.com>
6480 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6481 Handle --strip-lto-sections option.
6482 * options.h (strip_lto_sections): New option.
6484 2008-12-01 Cary Coutant <ccoutant@google.com>
6486 * plugin.cc (ld_plugin_message): Change format parameter to const.
6487 Fix mismatch between new[] and delete.
6489 2008-11-14 Cary Coutant <ccoutant@google.com>
6491 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6494 2008-11-05 Craig Silverstein <csilvers@google.com>
6496 * options.cc (General_options::parse_dynamic_list): New function.
6497 * options.h (General_options): New flags dynamic_list,
6498 dynamic_list_data, dynamic_list_cpp_new, and
6499 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6500 (General_options::in_dynamic_list): New function.
6501 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6502 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6503 (Lex::can_continue_name): Likewise.
6505 (read_script_file): New parameter script_options.
6506 (read_dynamic_list): New function.
6507 (Script_options::define_dynamic_list): New function.
6508 (dynamic_list_keyword_parsecodes): New variable.
6509 (dynamic_list_keywords): New variable.
6510 * script.h (Script_options::define_dynamic_list): New function
6512 (read_dynamic_list): New function prototype.
6513 * symtab.cc (strprefix): New macro.
6514 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6515 dynamic_list_data, dynamic_list_cpp_new, and
6516 dynamic_list_cpp_typeinfo.
6517 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6518 (dynamic_list_expr): New rule.
6519 (dynamic_list_nodes): Likewise.
6520 (dynamic_list_node): Likewise.
6521 * testsuite/Makefile.am (dynamic_list): New test.
6522 * testsuite/Makefile.in: Regenerated.
6523 * testsuite/dynamic_list.t: New file.
6524 * testsuite/dynamic_list.sh: New file.
6526 2008-11-05 Craig Silverstein <csilvers@google.com>
6528 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6529 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6530 (t11_last): Likewise.
6531 * testsuite/ver_test_6.c (main): Likewise.
6533 2008-10-07 Cary Coutant <ccoutant@google.com>
6535 * options.c (General_options::finalize): Add check for -static and
6537 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6540 2008-10-02 Cary Coutant <ccoutant@google.com>
6542 * plugin.cc (make_sized_plugin_object): Fix conditional
6543 compilation to work when not all targets are enabled.
6545 2008-09-29 Cary Coutant <ccoutant@google.com>
6547 * archive.cc (Archive::get_file_and_offset): Use filename instead
6548 of name to get library path.
6549 (Archive::include_member): Unlock external member of a thin archive.
6551 * testsuite/Makefile.am (TEST_AR): New variable.
6552 (thin_archive_test_1): New test.
6553 (thin_archive_test_2): New test.
6554 * testsuite/Makefile.in: Regenerate.
6555 * testsuite/thin_archive_main.cc: New file.
6556 * testsuite/thin_archive_test_1.cc: New file.
6557 * testsuite/thin_archive_test_2.cc: New file.
6558 * testsuite/thin_archive_test_3.cc: New file.
6559 * testsuite/thin_archive_test_4.cc: New file.
6561 2008-09-29 Cary Coutant <ccoutant@google.com>
6563 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6564 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6566 (Sized_relobj::do_finalize_local_symbols): Likewise.
6567 (Sized_relobj::map_to_kept_section): Likewise.
6568 * object.h (Sized_relobj::invalid_address): New constant.
6569 (Sized_relobj::do_output_section_offset): Check for invalid_address
6571 * output.cc (Output_reloc::local_section_offset): Use constant
6572 invalid_address instead of -1U.
6573 (Output_reloc::get_address): Likewise.
6574 (Output_section::output_address): Change -1U to -1ULL.
6575 * output.h (Output_reloc::invalid_address): New constant.
6576 * reloc.cc (Sized_relobj::write_sections): Use constant
6577 invalid_address instead of -1U.
6578 (Sized_relobj::relocate_sections): Likewise.
6579 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6580 values for merge sections.
6581 * target-reloc.h (relocate_for_relocatable): Use constant
6582 invalid_address instead of -1U.
6584 2008-09-19 Cary Coutant <ccoutant@google.com>
6586 Add plugin functionality for link-time optimization (LTO).
6587 * configure.ac (plugins): Add --enable-plugins option.
6588 * configure: Regenerate.
6589 * config.in: Regenerate.
6590 * Makefile.am (LIBDL): New variable.
6591 (CCFILES): Add plugin.cc.
6592 (HFILES): Add plugin.h.
6593 (ldadd_var): Add LIBDL.
6594 * Makefile.in: Regenerate.
6596 * archive.cc: Include "plugin.h".
6597 (Archive::setup): Don't preread archive symbols when using a plugin.
6598 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6599 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6601 (Archive::include_member): Add symbols from plugin objects.
6602 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6603 * descriptors.cc (Descriptors::open): Check for file descriptors
6604 abandoned by plugins.
6605 (Descriptors::claim_for_plugin): New function.
6606 * descriptors.h (Descriptors::claim_for_plugin): New function.
6607 (Open_descriptor::is_claimed): New field.
6608 (claim_descriptor_for_plugin): New function.
6609 * fileread.cc (File_read::claim_for_plugin): New function.
6610 * fileread.h (File_read::claim_for_plugin): New function.
6611 (File_read::descriptor): New function.
6612 * gold.cc: Include "plugin.h".
6613 (queue_initial_tasks): Add task to call plugin hooks for generating
6615 * main.cc: Include "plugin.h".
6616 (main): Load plugin libraries.
6617 * object.h (Pluginobj): Declare.
6618 (Object::pluginobj): New function.
6619 (Object::do_pluginobj): New function.
6620 (Object::set_target): New function.
6621 * options.cc: Include "plugin.h".
6622 (General_options::parse_plugin): New function.
6623 (General_options::General_options): Initialize plugins_ field.
6624 (General_options::add_plugin): New function.
6625 * options.h (Plugin_manager): Declare.
6626 (General_options): Add --plugin option.
6627 (General_options::has_plugins): New function.
6628 (General_options::plugins): New function.
6629 (General_options::add_plugin): New function.
6630 (General_options::plugins_): New field.
6631 * plugin.cc: New file.
6632 * plugin.h: New file.
6633 * readsyms.cc: Include "plugin.h".
6634 (Read_symbols::do_read_symbols): Check for archive before checking
6635 for ELF file. Call plugin hooks to claim files.
6636 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6637 from a real object file; force override when processing replacement
6639 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6640 (Symbol::init_base_object): Likewise.
6641 (Symbol::init_base_output_data): Likewise.
6642 (Symbol::init_base_output_segment): Likewise.
6643 (Symbol::init_base_constant): Likewise.
6644 (Symbol::init_base_undefined): Likewise.
6645 (Symbol::output_section): Assert that object is not a plugin.
6646 (Symbol_table::add_from_pluginobj): New function.
6647 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6649 (Symbol_table::sized_write_globals): Likewise.
6650 (Symbol_table::add_from_pluginobj): Instantiate template.
6651 * symtab.h (Sized_pluginobj): Declare.
6652 (Symbol::in_real_elf): New function.
6653 (Symbol::set_in_real_elf): New function.
6654 (Symbol::in_real_elf_): New field.
6655 (Symbol_table::add_from_pluginobj): New function.
6657 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6658 (LIBDL): New variable.
6660 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6661 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6662 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6663 (MOSTLYCLEANFILES): Likewise.
6664 * testsuite/Makefile.in: Regenerate.
6665 * testsuite/plugin_test.c: New file.
6666 * testsuite/plugin_test_1.sh: New file.
6667 * testsuite/plugin_test_2.sh: New file.
6669 2008-09-16 Ian Lance Taylor <iant@google.com>
6671 * target-reloc.h (relocate_section): Check whether a symbol is
6672 defined by the ABI before reporting an undefined symbol error.
6673 * target.h (Target::is_defined_by_abi): Make parameter const.
6674 (Target::do_is_defined_by_abi): Likewise.
6675 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6676 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6677 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6678 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6679 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6680 * testsuite/Makefile.in: Rebuild.
6682 * fileread.cc (make_view): Add casts to avoid warning.
6684 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6686 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6687 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6689 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6691 * options.h (General_options::output_is_executable): New.
6692 (General_options::output_is_pie): New.
6693 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6694 for shared libraries.
6695 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6697 2008-09-11 Chris Demetriou <cgd@google.com>
6699 * options.h (origin): New -z option.
6700 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6701 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6704 2008-09-05 Cary Coutant <ccoutant@google.com>
6706 * fileread.cc (File_read::make_view): Add check for attempt to map
6709 2008-09-05 Cary Coutant <ccoutant@google.com>
6711 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6712 explicit instantiations.
6714 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6717 * options.cc (General_options::finalize): Allow undefined symbols
6718 in shlibs if linking -shared.
6721 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6722 symbols as not needing a dynsym entry.
6724 2008-08-20 Craig Silverstein <csilvers@google.com>
6726 * fileread.cc (File_read::open): Do not lock the file unless it
6727 was successfully opened.
6729 2008-08-14 Cary Coutant <ccoutant@google.com>
6731 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6732 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6733 * testsuite/tls_test.cc (struct int128): 128-bit struct
6734 for testing TLS relocs with non-zero addend.
6735 (v12): New TLS variable.
6737 (t_last): Add check for v12.
6738 * testsuite/tls_test.h (t12): New function.
6739 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6741 2008-08-13 Ian Lance Taylor <iant@google.com>
6743 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6744 set tls_segment_ or relro_segment_.
6745 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6747 * output.h (Output_section::clear_is_relro): New function.
6748 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6749 sections specially even when output_data_ is empty.
6750 (Output_segment::maximum_alignment): When first section is relro,
6751 only force alignment for PT_LOAD segments.
6752 * script.cc (script_data_segment_align): New function.
6753 (script_data_segment_relro_end): New function.
6754 * script-c.h (script_data_segment_align): Declare.
6755 (script_data_segment_relro_end): Declare.
6756 * script-sections.h (class Script_sections): Declare
6757 data_segment_align and data_segment_relro_end. Add fields
6758 segment_align_index_ and saw_relro_end_.
6759 * script-sections.cc (class Sections_element): Add set_is_relro
6760 virtual function. Add new bool* parameter to place_orphan_here.
6761 Add get_output_section virtual function.
6762 (class Output_section_definition): Add set_is_relro. Add new
6763 bool* parameter to place_orphan_here. Add get_output_section.
6764 Add is_relro_ field.
6765 (Output_section_definition::Output_section_definition): Initialize
6766 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6767 and is_relro_ fields.
6768 (Output_section_definition::place_orphan_here): Add is_relro
6770 (Output_section_definition::set_section_addresses): Set relro for
6772 (Output_section_definition::alternate_constraint): Likewise.
6773 (class Orphan_output_section): Add new bool* parameter to
6774 place_orphan_here. Add get_output_section.
6775 (Orphan_output_section::place_orphan_here): Add is_relro
6777 (Script_sections::Script_sections): Initialize
6778 data_segment_align_index_ and saw_relro_end_.
6779 (Script_sections::data_segment_align): New function.
6780 (Script_sections::data_segment_relro_end): New function.
6781 (Script_sections::place_orphan): Set or clear is_relro.
6782 (Script_sections::set_section_addresses): Force alignment of first
6784 * yyscript.y (exp): Call script_data_segment_align and
6785 script_data_segment_relro_end.
6786 * testsuite/relro_script_test.t: New file.
6787 * testsuite/relro_test.cc (using_script): Declare.
6788 (t1, t2): Test using_script.
6789 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6790 (relro_script_test_SOURCES): Define.
6791 (relro_script_test_DEPENDENCIES): Define.
6792 (relro_script_test_LDFLAGS): Define.
6793 (relro_script_test_LDADD): Define.
6794 (relro_script_test.so): New target.
6795 * testsuite/Makefile.in: Rebuild.
6797 2008-08-06 Cary Coutant <ccoutant@google.com>
6799 * archive.cc (Archive::total_archives, Archive::total_members)
6800 (Archive::total_members_loaded): New variables.
6801 (Archive::setup): Add parameter. Add option to preread
6803 (Archive::read_armap): Add counter.
6804 (Archive::get_file_and_offset): New function.
6805 (Archive::get_elf_object_for_member): New function.
6806 (Archive::read_all_symbols): New function.
6807 (Archive::read_symbols): New function.
6808 (Archive::add_symbols): Add counters.
6809 (Archive::include_all_members): Use armap to find members if it's
6811 (Archive::include_member): Skip reading symbols if already read.
6812 Factored code into Archive::get_file_and_offset and
6813 Archive::get_elf_object_for_member. Changed call to
6814 Mapfile::report_include_archive_member.
6815 (Archive::print_stats): New function.
6816 * archive.h: Declare Object and Read_symbols_data classes.
6817 (Archive::Archive): Add initializers for new members.
6818 (Archive::setup): Add parameter.
6819 (Archive::print_stats): New function.
6820 (Archive::total_archives, Archive::total_members)
6821 (Archive::total_members_loaded): New variables.
6822 (Archive::get_file_and_offset): New function.
6823 (Archive::get_elf_object_for_member): New function.
6824 (Archive::read_all_symbols): New function.
6825 (Archive::read_symbols): New function.
6826 (Archive::Archive_member): New class.
6827 (Archive::members_): New member.
6828 (Archive::num_members_): New member.
6829 * main.cc: Include archive.h.
6830 (main): Call Archive::print_stats.
6831 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6832 archive parameter; member_name is now the fully-decorated name.
6833 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6834 * options.h: (General_options): Add --preread-archive-symbols option.
6835 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6838 2008-08-04 Ian Lance Taylor <iant@google.com>
6840 * symtab.h (Symbol::use_plt_offset): New function.
6841 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6842 * powerpc.cc (Relocate::relocate): Likewise.
6843 * sparc.cc (Relocate::relocate): Likewise.
6844 * x86_64.cc (Relocate::relocate): Likewise.
6845 * testsuite/weak_plt.sh: New test.
6846 * testsuite/weak_plt_main.cc: New test.
6847 * testsuite/weak_plt_shared.cc: New test.
6848 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6849 (check_PROGRAMS): Add weak_plt.
6850 (check_DATA): Add weak_plt_shared.so.
6851 (weak_plt_main_pic.o, weak_plt): New targets.
6852 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6853 * testsuite/Makefile.in: Rebuild.
6855 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6857 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6858 * testsuite/Makefile.in: Rebuild.
6860 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6862 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6863 * Makefile.in: Regenerate.
6864 * po/POTFILES.in: Regenerate.
6866 2008-07-29 Ian Lance Taylor <iant@google.com>
6868 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6869 symbols before other symbols.
6870 * testsuite/script_test_2.cc (test_addr): Declare.
6871 (test_addr_alias): Declare.
6872 (main): Check that test_addr and test_addr_alias have the right
6874 * testsuite/script_test_2.t: Define test_addr_alias and
6877 2008-07-24 Ian Lance Taylor <iant@google.com>
6880 * descriptors.cc: New file.
6881 * descriptors.h: New file.
6882 * gold-threads.h (class Hold_optional_lock): New class.
6883 * fileread.cc: Include "descriptors.h".
6884 (File_read::~File_read): Release descriptor rather than closing
6886 (File_read::open) [file]: Call open_descriptor rather than open.
6887 Set is_descriptor_opened_.
6888 (File_read::open) [memory]: Assert that descriptor is not open.
6889 (File_read::reopen_descriptor): New function.
6890 (File_read::release): Release descriptor.
6891 (File_read::do_read): Make non-const. Reopen descriptor.
6892 (File_read::read): Make non-const.
6893 (File_read::make_view): Reopen descriptor.
6894 (File_read::do_readv): Likewise.
6895 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6896 Update declarations.
6897 * layout.cc: Include "descriptors.h".
6898 (Layout::create_build_id): Use open_descriptor rather than open.
6899 * output.cc: Include "descriptors.h".
6900 (Output_file::open): Use open_descriptor rather than open.
6901 * archive.cc (Archive::const_iterator): Change Archive to be
6903 (Archive::begin, Archive::end): Make non-const.
6904 (Archive::count_members): Likewise.
6905 * archive.h (class Archive): Update declarations.
6906 * object.h (Object::read): Make non-const.
6907 * Makefile.am (CCFILES): Add descriptors.cc.
6908 (HFILES): Add descriptors.h.
6909 * Makefile.in: Rebuild.
6912 * gold.h: Always include <clocale>. Add Solaris workarounds
6913 following code in binutils/sysdep.h.
6916 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6917 this->eh_frame_hdr_ is NULL before using it.
6919 * dynobj.cc (Versions::Versions): Update comment.
6921 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6922 the base version name.
6924 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6925 array size plus one.
6926 (Stringpool_template::set_string_offsets): Subtract one from key
6927 before using it as an array index.
6928 (Stringpool_template::get_offset_with_length): Likewise.
6929 (Stringpool_template::write_to_buffer): Likewise.
6930 * stringpool.h (Stringpool_template::get_offset_from_key):
6933 2008-07-23 Ian Lance Taylor <iant@google.com>
6936 * object.h (Merged_symbol_value::value): Do our best to handle a
6940 * script.cc (Version_script_info::get_versions): Don't add empty
6941 version tag to return value.
6942 (Version_script_info::get_symbol_version_helper): Change return
6943 type to bool. Add pversion parameter. Change all callers.
6944 (script_register_vers_node): Don't require a non-NULL tag.
6945 * script.h (class Version_script_info): Update declarations.
6946 (Version_script_info::get_symbol_version): Change return type to
6947 bool. Add version parameter. Change all callers.
6948 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6949 handling. Handle an empty version from a version script.
6950 (Symbol_table::define_special_symbol): Likewise.
6951 * testsuite/ver_test_10.script: New file.
6952 * testsuite/ver_test_10.sh: New file.
6953 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6954 (check_DATA): Add ver_test_10.syms.
6955 (ver_test_10.syms, ver_test_10.so): New target.
6956 * testsuite/Makefile.in: Rebuild.
6958 2008-07-23 Simon Baldwin <simonb@google.com>
6960 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6961 to zero for undefined symbols from dynamic libraries.
6963 2008-07-23 Ian Lance Taylor <iant@google.com>
6965 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6967 * symtab.h (class Symbol_table): Update declaration.
6968 * testsuite/ver_test_9.cc: New file.
6969 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6970 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6971 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6972 (ver_test_9.so, ver_test_9.o): New targets.
6973 * testsuite/Makefile.in: Rebuild.
6975 2008-07-22 Ian Lance Taylor <iant@google.com>
6977 * options.h (class General_options): Define --check-sections.
6978 * layout.cc (Layout::set_segment_offsets): Handle
6981 * options.h (class General_options): Define -n/--nmagic and
6983 * options.cc (General_options::finalize): For -n/--nmagic or
6984 -N/--omagic, set -static.
6985 * layout.cc (Layout::attach_allocated_section_to_segment): If
6986 -N/--omagic, don't put read-only and read-write sections in
6988 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6989 finding a read-only segment.
6990 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6991 don't set the minimum segment alignment to the common page size,
6992 and don't set the file offset to the address modulo the page size.
6993 * script-sections.cc (Script_sections::create_segments): If
6994 -n/--omagic, don't put read-only and read-write sections in
6997 * cref.cc: New file.
6999 * options.h (class General_options): Add --print-symbol-counts.
7000 * main.cc (main): Issue defined symbol report if requested.
7001 * archive.cc (Archive::interpret_header): Make into a const member
7003 (Archive::add_symbols): Call Input_objects::archive_start and
7005 (Archive::const_iterator): Define new class.
7006 (Archive::begin, Archive::end): New functions.
7007 (Archive::include_all_members): Rewrite to use iterator.
7008 (Archive::count_members): New function.
7009 * archive.h (class Archive): Update declarations.
7010 (Archive::filename): New function.
7011 * object.cc: Include "cref.h".
7012 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7013 (Sized_relobj::do_get_global_symbol_counts): New function.
7014 (Input_objects::add_object): Add object to cross-referencer.
7015 (Input_objects::archive_start): New function.
7016 (Input_objects::archive_stop): New function.
7017 (Input_objects::print_symbol_counts): New function.
7018 * object.h: Declare Cref and Archive.
7019 (Object::get_global_symbol_counts): New function.
7020 (Object::do_get_global_symbol_counts): New pure virtual function.
7021 (class Sized_relobj): Add defined_count_ field. Update
7023 (class Input_objects): Add cref_ field. Update constructor.
7024 Update declarations.
7025 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7027 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7029 (Sized_dynobj::do_get_global_symbol_counts): New function.
7030 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7031 defined_count_. Update declarations. Define Symbols typedef.
7032 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7033 parameter. Change all callers.
7034 (Symbol_table::add_from_dynobj): Add sympointers and defined
7035 parameters. Change all callers.
7036 * symtab.h (class Symbol_table): Update declarations.
7037 * Makefile.am (CCFILES): Add cref.cc.
7038 (HFILES): Add cref.h.
7039 * Makefile.in: Rebuild.
7041 2008-07-22 Simon Baldwin <simonb@google.com>
7043 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7044 to zero when writing undefined symbols.
7046 2008-07-22 Ian Lance Taylor <iant@google.com>
7048 * output.cc (Output_section::add_input_section): Don't try to
7049 merge empty merge sections.
7051 2008-07-21 Craig Silverstein <csilvers@google.com>
7053 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7054 Include symbol version in error message.
7056 2008-07-20 Chris Demetriou <cgd@google.com>
7058 * configure.ac (gold_cv_c_random_seed): New configured variable.
7059 (RANDOM_SEED_CFLAGS): New substituted variable.
7060 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7061 * configure: Rebuild.
7062 * Makefile.in: Likewise.
7063 * testsuite/Makefile.in: Likewise.
7065 2008-07-18 Ian Lance Taylor <iant@google.com>
7067 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7068 where we see NAME/NULL and NAME/VERSION as separate symbols.
7069 * testsuite/ver_test_main.cc (main): Call t4.
7070 (t4, t4_2a): Define.
7071 * testsuite/ver_test_2.cc (t4_2): Define.
7072 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7073 * testsuite/ver_test_4.cc (t4_2a): Define.
7074 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7075 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7077 2008-07-17 Ian Lance Taylor <iant@google.com>
7079 * dynobj.cc (Versions::add_def): If we give an error about a
7080 missing version, go ahead and create the version anyhow.
7082 2008-07-10 Ian Lance Taylor <iant@google.com>
7084 Handle output sections with more than 0x7fffffff bytes.
7085 * object.h (class Relobj): Change map_to_output_ to
7086 output_sections_, and just keep a section pointer. Change all
7087 uses. Move comdat group support to Sized_relobj.
7088 (Relobj::is_section_specially_mapped): Remove.
7089 (Relobj::output_section): Remove poff parameter. Change all
7091 (Relobj::output_section_offset): New function.
7092 (Relobj::set_section_offset): Rewrite.
7093 (Relobj::map_to_output): Remove.
7094 (Relobj::output_sections): New function.
7095 (Relobj::do_output_section_offset): New pure virtual function.
7096 (Relobj::do_set_section_offset): Likewise.
7097 (class Sized_relobj): Add section_offsets_ field. Add comdat
7098 group support from Relobj. Update declarations.
7099 (Sized_relobj::get_output_section_offset): New function.
7100 (Sized_relobj::do_output_section_offset): New function.
7101 (Sized_relobj::do_set_section_offset): New function.
7102 * object.cc (Relobj::output_section_address): Remove.
7103 (Sized_relobj::Sized_relobj): Initialize new fields.
7104 (Sized_relobj::include_section_group): Cast find_kept_object to
7106 (Sized_relobj::include_linkonce_section): Likewise.
7107 (Sized_relobj::do_layout): Use separate arrays for output section
7109 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7111 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7112 output_sections and section_offsets.
7113 (Sized_relobj::write_local_symbols): Likewise.
7114 (map_to_kept_section): Compute output address directly.
7115 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7116 output_sections and section_offsets.
7117 (Sized_relobj::write_sections): Likewise.
7118 (Sized_relobj::relocate_sections): Likewise.
7119 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7120 * output.h (class Output_reloc): Update declarations. Change
7121 u2_.relobj to Sized_relobj*.
7122 (class Output_data_reloc): Change add functions to use
7124 * output.cc (Output_reloc::Output_reloc): Change relobj to
7126 (Output_reloc::local_section_offset): Change return type to
7127 Elf_Addr. Use get_output_section_offset.
7128 (Output_reloc::get_address): Likewise.
7129 (Output_section::is_input_address_mapped): Don't call
7130 is_section_specially_mapped.
7131 (Output_section::output_offset): Likewise.
7132 (Output_section::output_address): Likewise.
7133 (Output_section::starting_output_address): Likewise.
7134 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7135 parameter to Sized_relobj*.
7136 (Copy_relocs::need_copy_reloc): Likewise.
7137 (Copy_relocs::save): Likewise.
7138 * copy-relocs.h (class Copy_relocs): Update declarations.
7139 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7140 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7141 * target-reloc.h (relocate_for_relocatable): Change
7142 offset_in_output_section type to Elf_Addr. Change code that uses
7144 * layout.cc (Layout::layout): Always set *off.
7145 * mapfile.cc (Mapfile::print_input_section): Use
7146 output_section_offset.
7147 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7149 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7150 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7151 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7153 2008-07-03 Ian Lance Taylor <iant@google.com>
7155 * layout.cc (Layout::include_section): Do not discard unrecognized
7156 SHT_STRTAB sections.
7158 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7160 * script.cc (Lex::can_continue_name): Make '?' allowable in
7161 version-script names.
7162 * testsuite/version_script.map: Change glob pattern to use '?'
7164 2008-06-30 Manish Singh <yosh@gimp.org>
7167 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7170 2008-06-30 Ian Lance Taylor <iant@google.com>
7174 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7175 versions]: Don't try to read the value in the contents, since we
7176 don't use it. Use the template endianness when writing.
7178 2008-06-25 Cary Coutant <ccoutant@google.com>
7180 * fileread.cc (File_read::make_view): Assert on zero-length view.
7181 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7182 symbol table when there are no symbols to read.
7184 2008-06-23 Craig Silverstein <csilvers@google.com>
7186 * version.cc (version_string): Bump to 1.7
7188 2008-06-18 Craig Silverstein <csilvers@google.com>
7190 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7191 constant 0xFFFF to type Valtype.
7192 (Powerpc_relocate_functions::rel16_ha): Likewise.
7194 2008-06-17 Ian Lance Taylor <iant@google.com>
7196 * output.h (Output_section::Input_section): Initialize p2align_ to
7197 zero for Output_section_data constructors.
7198 (Output_section::Input_section::addralign): If not an input
7199 section, return the alignment of the Output_section_data.
7200 * testsuite/copy_test.cc: New file.
7201 * testsuite/copy_test_1.cc: New file.
7202 * testsuite/copy_test_2.cc: New file.
7203 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7204 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7205 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7206 (copy_test_1_pic.o, copy_test_1.so): New targets.
7207 (copy_test_2_pic.o, copy_test_2.so): New targets.
7208 * testsuite/Makefile.in: Rebuild.
7210 * script-sections.cc (Script_sections::place_orphan): Initialize
7211 local variable exact.
7213 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7215 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7217 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7218 David S. Miller <davem@davemloft.net>
7220 * powerpc.cc: New file.
7221 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7222 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7223 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7224 * Makefile.in: Rebuild.
7226 2008-06-09 Ian Lance Taylor <iant@google.com>
7228 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7230 (throwing, orig_terminate): New static variables.
7231 (terminate_handler): New static function.
7232 (t2): Set terminate handler.
7234 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7237 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7240 2008-05-30 Cary Coutant <ccoutant@google.com>
7242 * archive.cc (Archive::include_all_members) Correct to step
7243 over symbol table and extended name table in thin archives.
7245 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7248 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7251 2008-05-28 Caleb Howe <cshowe@google.com>
7253 * reduced_debug_output.cc: New file.
7254 * reduced_debug_output.h: New file.
7255 * options.h (class General_options): Add --strip-debug-non-line.
7256 * options.cc (General_options::finalize): Add strip_debug_non_line
7257 to the strip heirarchy.
7258 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7260 * layout.cc: Include "reduced_debug_output.h".
7261 (Layout::Layout): Initialize new fields.
7262 (line_only_debug_sections): New static array.
7263 (is_lines_only_debug_sections): New static inline function.
7264 (Layout::include_section): Handle --strip-debug-non-line.
7265 (Layout::make_output_section): If --strip-debug-non-line, build
7266 new output sections for .debug_abbrev and .debug_info.
7267 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7268 gold. Warn about possible overflow.
7269 (read_signed_LEB_128): Likewise.
7270 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7271 (read_signed_LEB_128): Declare.
7272 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7273 (HFILES): Add reduced_debug_output.h.
7274 * Makefile.in: Rebuild.
7276 2008-05-21 Ian Lance Taylor <iant@google.com>
7278 * mapfile.cc: New file.
7279 * mapfile.h: New file.
7280 * options.h (class General_options): Add -M/--print-map and -Map.
7281 * options.cc (General_options::finalize): Make -M equivalent to
7283 * main.cc: Include <cstdio> and "mapfile.h".
7284 (main): Open mapfile if requested.
7285 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7286 constructor. Change caller.
7287 (queue_initial_tasks): Add mapfile parameter. Change caller.
7288 (queue_middle_tasks): Likewise.
7289 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7291 * archive.cc: Include "mapfile.h".
7292 (Archive::add_symbols): Add mapfile parameter. Change all
7293 callers. Pass mapfile, symbol, and reason to include_member.
7294 (Archive::include_all_members): Add mapfile parameter. Change all
7296 (Archive::include_member): Add mapfile, sym, and why parameters.
7297 Change all callers. Report inclusion to map file.
7298 * archive.h: Include "fileread.h".
7299 (class Archive): Update declarations.
7300 (Archive::file): New const method.
7301 (class Add_archive_symbols): Add mapfile_ field. Update
7302 constructor. Change all callers.
7303 * readsyms.h (class Read_symbols): Likewise.
7304 (class Finish_group): Likewise.
7305 (class Read_script): Likewise.
7306 * common.cc: Include "mapfile.h".
7307 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7309 (Symbol_table::do_allocate_commons): Likewise.
7310 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7311 symbol allocation to mapfile.
7312 * common.h (class Allocate_commons_task): Add mapfile_ field.
7313 Update constructor. Change all callers.
7314 * symtab.h (class Symbol_table): Update declarations.
7315 * layout.cc: Include "mapfile.h".
7316 (Layout_task_runner::run): Print information to mapfile.
7317 (Layout::create_gold_note): Change Output_data_fixed_space to
7318 Output_data_zero_fill.
7319 (Layout::create_build_id): Likewise.
7320 (Layout::print_to_mapfile): New function.
7321 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7322 constructor. Change caller.
7323 (class Layout): Declare print_to_mapfile.
7324 * output.cc (Output_section::Input_section::print_to_mapfile): New
7326 (Output_section::add_input_section): If producing a map, always
7327 add to input_sections_ list.
7328 (Output_section::do_print_to_mapfile): New function.
7329 (Output_segment::print_sections_to_mapfile): New function.
7330 (Output_segment::print_section_list_to_mapfile): New function.
7331 * output.h: Include "mapfile.h".
7332 (Output_data::print_to_mapfile): New function.
7333 (Output_data::do_print_to_mapfile): New virtual function.
7334 (Output_segment_headers::do_print_to_mapfile): New function.
7335 (Output_file_header::do_print_to_mapfile): New function.
7336 (Output_data_const::do_print_to_mapfile): New function.
7337 (class Output_data_const_buffer): Add map_name_ field. Update
7338 constructor. Change all callers. Add do_print_to_mapfile
7340 (class Output_data_fixed_space): Likewise.
7341 (class Output_data_space): Likewise.
7342 (class Output_data_zero_fill): New class.
7343 (Output_data_strtab::do_print_to_mapfile): New function.
7344 (Output_data_reloc_base::do_print_to_mapfile): New function.
7345 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7346 (Output_data_group::do_print_to_mapfile): New function.
7347 (Output_data_got::do_print_to_mapfile): New function.
7348 (Output_data_dynamic::do_print_to_mapfile): New function.
7349 (Output_symtab_xindex::do_print_to_mapfile): New function.
7350 (class Output_section): Declare do_print_to_mapflie. Declare
7351 print_to_mapfile in Input_section.
7352 (class Output_segment): Declare new functions.
7353 * object.h (Sized_relobj::symbol_count): New function.
7354 * script-sections.cc
7355 (Output_section_element_dot_assignment::set_section_addresses):
7356 Change Output_data_fixed_space to Output_data_zero_fill.
7357 (Output_data_expression::do_print_to_mapfile): New function.
7358 * script.cc (read_input_script): Add mapfile parameter. Change
7360 * script.h (read_input_script): Update declaration.
7361 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7362 (Eh_frame::do_print_to_mapfile): New function.
7363 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7364 (Output_merge_string::do_print_to_mapfile): New function.
7365 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7367 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7369 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7371 * Makefile.am (CCFILES): Add mapfile.cc.
7372 (HFILES): Add mapfile.h.
7373 * Makefile.in: Rebuild.
7375 2008-05-19 Ian Lance Taylor <iant@google.com>
7377 * options.h (class General_options): Add -z relro.
7378 * layout.cc (Layout::Layout): Initialize relro_segment_.
7379 (Layout::add_output_section_data): Return the output section.
7380 (Layout::make_output_section): Rcognize relro sections and mark
7382 (Layout::attach_allocated_section_to_segment): Put relro sections
7383 in a PT_GNU_RELRO segment.
7384 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7386 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7388 (Layout::linkonce_mapping): Map d.rel.ro.local to
7390 (Layout::output_section_name): Us .data.rel.ro.local for any
7391 section which begins with that.
7392 * layout.h (class Layout): Update add_output_section_data
7393 declaration. Add relro_segment_ field.
7394 * output.cc (Output_section::Output_section): Initialize is_relro_
7395 and is_relro_local_ fields.
7396 (Output_segment::add_output_section): Group relro sections.
7397 (Output_segment::is_first_section_relro): New function.
7398 (Output_segment::maximum_alignment): If there is a relro section,
7399 align the segment to the common page size.
7400 (Output_segment::set_section_addresses): Track whether we are
7401 looking at relro sections. If the last section is a relro
7402 section, align to the common page size.
7403 (Output_segment::set_section_list_addresses): Add in_relro
7404 parameter. Change all callers. Align to the page size when
7405 moving from relro to non-relro section.
7406 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7408 * output.h (class Output_section): Add is_relro_ and
7409 is_relro_local_ fields.
7410 (Output_section::is_relro): New function.
7411 (Output_section::set_is_relro): New function.
7412 (Output_section::is_relro_local): New function.
7413 (Output_section::set_is_relro_local): New function.
7414 (class Output_segment): Update declarations.
7415 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7416 * sparc.cc (Target_sparc::got_section): Likewise.
7417 * x86_64.cc (Target_x86_64::got_section): Likewise.
7418 * testsuite/relro_test_main.cc: New file.
7419 * testsuite/relro_test.cc: New file.
7420 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7421 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7422 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7423 (relro_test.so, relro_test_pic.o): New targets.
7424 * testsuite/Makefile.in: Rebuild.
7426 2008-05-16 Ian Lance Taylor <iant@google.com>
7428 * output.cc (Output_segment::add_output_section): Remove front
7430 * output.h (class Output_segment): Remove
7431 add_initial_output_section and overloaded add_output_section.
7432 Update declaration of remaining add_output_section.
7433 * layout.cc (Layout::create_interp): Call add_output_section
7434 rather than add_initial_output_section.
7435 (Layout::finish_dynamic_section): Likewise.
7437 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7438 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7439 know the dynamic type.
7440 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7441 field. Initialize it in constructor.
7442 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7443 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7444 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7447 * output.cc (Output_reloc::get_address): Change return type to
7449 * output.h (class Output_reloc): Update get_address declaration.
7450 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7451 for section addresses.
7453 2008-05-09 Ian Lance Taylor <iant@google.com>
7456 * gold.cc (gold_nomem): Use return value of write.
7458 2008-05-08 Ian Lance Taylor <iant@google.com>
7460 * symtab.c (Symbol::init_base_output_data): Add version
7461 parameter. Change all callers.
7462 (Symbol::init_base_output_segment): Likewise.
7463 (Symbol::init_base_constant): Likewise.
7464 (Symbol::init_base_undefined): Likewise.
7465 (Sized_symbol::init_output_data): Likewise.
7466 (Sized_symbol::init_output_segment): Likewise.
7467 (Sized_symbol::init_constant): Likewise.
7468 (Sized_symbol::init_undefined): Likewise.
7469 (Symbol_table::do_define_in_output_data): If the new symbol has a
7470 version, mark it as the default.
7471 (Symbol_table::do_define_in_output_segment): Likewise.
7472 (Symbol_table::do_define_as_constant): Likewise.
7473 * symtab.h (class Symbol): Update declarations.
7474 (class Sized_symbol): Likewise.
7475 * resolve.cc (Symbol::override_version): New function.
7476 (Symbol::override_base): Call override_version.
7477 (Symbol::override_base_with_special): Likewise.
7478 * testsuite/ver_script_8.script: New file.
7479 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7480 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7481 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7482 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7484 2008-05-06 Ian Lance Taylor <iant@google.com>
7487 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7489 (class General_options): Remove existing --undefined, and add
7490 --no-undefined instead. Add new --undefined as synonym for -u.
7491 * archive.cc (Archive::add_symbols): Check whether symbol was
7493 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7494 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7495 all uses. Add IS_UNDEFINED. Update declarations to split
7496 different versions of init_base. Declare init_base_undefined.
7497 (Symbol::is_defined): Handle IS_UNDEFINED.
7498 (Symbol::is_undefined): Likewise.
7499 (Symbol::is_weak_undefined): Call is_undefined.
7500 (Symbol::is_absolute): Handle IS_CONSTANT.
7501 (class Sized_symbol): Update declarations to split different
7502 versions of init. Declare init_undefined.
7503 (class Symbol_table): Declare new functions.
7504 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7506 (Symbol::init_base_output_data): Likewise.
7507 (Symbol::init_base_output_segment): Likewise.
7508 (Symbol::init_base_constant): Likewise.
7509 (Symbol::init_base_undefined): New function.
7510 (Sized_symbol::init_object): Rename from init. Change all
7512 (Sized_symbol::init_output_data): Likewise.
7513 (Sized_symbol::init_output_segment): Likewise.
7514 (Sized_symbol::init_constant): Likewise.
7515 (Sized_symbol::init_undefined): New function.
7516 (Symbol_table::add_undefined_symbols_from_command_line): New
7518 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7520 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7521 (Symbol::output_section): Likewise.
7522 (Symbol::set_output_section): Likewise.
7523 (Symbol_table::sized_finalize_symbol): Likewise.
7524 (Symbol_table::sized_write_globals): Likewise.
7525 * resolve.cc (Symbol_table::should_override): Likewise.
7526 (Symbol::override_base_with_special): Likewise.
7528 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7529 symbol, change it to have default visibility.
7530 * testsuite/protected_1.cc: New file.
7531 * testsuite/protected_2.cc: New file.
7532 * testsuite/protected_3.cc: New file.
7533 * testsuite/protected_main_1.cc: New file.
7534 * testsuite/protected_main_2.cc: New file.
7535 * testsuite/protected_main_3.cc: New file.
7536 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7537 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7538 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7539 (protected_1.so): New target.
7540 (protected_1_pic.o, protected_2_pic.o): New targets.
7541 (protected_3_pic.o): New target.
7542 (check_PROGRAMS): Add protected_2.
7543 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7544 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7545 * testsuite/Makefile.in: Rebuild.
7547 * options.h (DEFINE_var): Add set_user_set_##varname__.
7548 (DEFINE_bool_alias): New macro.
7549 (class General_options): Define -Bstatic using DEFINE_bool_alias
7550 rather than DEFINE_special. Add --undefined as an alias for -z
7552 * options.cc (General_options::parse_Bstatic): Remove.
7554 * options.h (class General_options): Add --fatal-warnings.
7555 * main.cc (main): Implement --fatal-warnings.
7556 * errors.h (Errors::warning_count): New function.
7558 * options.h (class General_options): Add -Bsymbolic-functions.
7559 * symtab.h (Symbol::is_preemptible): Check for
7560 -Bsymbolic-functions.
7562 2008-05-05 Ian Lance Taylor <iant@google.com>
7564 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7565 as noVARNAME rather than no-VARNAME.
7566 (class General_options): Add option -z combreloc.
7567 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7569 (Output_reloc::sort_before) [SHT_REL]: New function.
7570 (Output_reloc::sort_before) [SHT_RELA]: New function.
7571 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7572 Sort_relocs_comparison.
7573 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7574 parameter. Change all callers.
7575 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7576 sort_relocs parameter. Change all callers.
7577 * output.cc (Output_reloc::get_address): New function, broken out
7579 (Output_reloc::write_rel): Call it.
7580 (Output_reloc::compare): New function.
7581 (Output_data_reloc_base::do_write): Optionally sort relocs.
7583 * configure.ac: If targ_extra_obj is set, link it in.
7584 * configure.tgt: Initialize all variables.
7585 (x86_64*): Set targ_extra_obj and targ_extra_size.
7586 * configure: Rebuild.
7588 * object.cc (Sized_relobj::include_section_group): Adjust section
7589 indexes read from group data. Build vector to pass to
7591 * layout.cc (Layout::layout_group): Add flags and shndxes
7592 parameters. Remove contents parameter. Change caller. Update
7593 explicit instantiations.
7594 * layout.h (class Layout): Update layout_group declaration.
7595 * output.cc (Output_data_group::Output_data_group): Add flags and
7596 input_shndxes parameters. Remove contents parameter. Change
7598 (Output_data_group::do_write): Change input_sections_ to
7600 * output.h (class Output_data_group): Update constructor
7601 declaration. Rename input_sections_ to input_shndxes_.
7602 * testsuite/many_sections_test.cc: Add template.
7604 2008-04-30 Cary Coutant <ccoutant@google.com>
7606 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7608 * layout.cc (Layout::include_section): Refactored check for debug
7610 (Layout::add_comdat): Add new parameters. Change type
7611 of signature parameter. Add object and shndx to signatures table.
7612 (Layout::find_kept_object): New function.
7613 * layout.h: Include <cstring>.
7614 (Layout::is_debug_info_section): New function.
7615 (Layout::add_comdat): Add new parameters.
7616 (Layout::find_kept_object): New function.
7617 (Layout::Kept_section): New struct.
7618 (Layout::Signatures): Change type of map range.
7619 * object.cc (Relobj::output_section_address): New function.
7620 (Sized_relobj::include_section_group): Add new parameters. Change
7621 calls to Layout::add_comdat. Change to build table of kept comdat
7622 groups and table mapping discarded sections to kept sections.
7623 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7624 (Sized_relobj::do_layout): Change calls to include_section_group and
7625 include_linkonce_section.
7626 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7627 value to zero when section is discarded.
7628 (Sized_relobj::map_to_kept_section): New function.
7629 * object.h (Relobj::output_section_address): New function.
7630 (Relobj::Comdat_group): New type.
7631 (Relobj::find_comdat_group): New function.
7632 (Relobj::Comdat_group_table): New type.
7633 (Relobj::Kept_comdat_section): New type.
7634 (Relobj::Kept_comdat_section_table): New type.
7635 (Relobj::add_comdat_group): New function.
7636 (Relobj::set_kept_comdat_section): New function.
7637 (Relobj::get_kept_comdat_section): New function.
7638 (Relobj::comdat_groups_): New field.
7639 (Relobj::kept_comdat_sections_): New field.
7640 (Symbol_value::input_value): Update comment.
7641 (Sized_relobj::map_to_kept_section) New function.
7642 (Sized_relobj::include_linkonce_section): Add new parameter.
7643 * target-reloc.h (Comdat_behavior): New type.
7644 (get_comdat_behavior): New function.
7645 (relocate_section): Add code to map a discarded section to the
7646 corresponding kept section when applying a relocation.
7648 2008-04-30 Craig Silverstein <csilvers@google.com>
7650 * dwarf_reader.cc (next_generation_count): New static var.
7651 (Addr2line_cache_entry): New struct.
7652 (addr2line_cache): New static var.
7653 (Dwarf_line_info::one_addr2line): Added caching.
7654 (Dwarf_line_info::clear_addr2line_cache): New function.
7655 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7656 cache-size parameter.
7657 (Dwarf_line_info::one_addr2line_cache): New function.
7658 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7659 new cache-size argument to one_addr2line(), and clear cache.
7661 2008-04-28 Cary Coutant <ccoutant@google.com>
7663 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7664 R_386_PC8 relocations.
7666 2008-04-23 Ian Lance Taylor <iant@google.com>
7668 * object.cc (Sized_relobj::include_section_group): Check for
7669 invalid section group.
7671 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7674 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7675 than read for file header.
7676 * archive.cc (Archive::include_member): Likewise.
7678 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7680 * aclocal.m4: Regenerate.
7681 * configure: Regenerate.
7683 2008-04-19 Ian Lance Taylor <iant@google.com>
7685 * version.cc (version_string): Bump to 1.6.
7687 * testsuite/Makefile.am (many_sections_r_test): New target.
7688 (many_sections_r_test_SOURCES): Remove.
7689 (many_sections_r_test_DEPENDENCIES): Remove.
7690 (many_sections_r_test_LDFLAGS): Remove.
7691 (many_sections_r_test_LDADD): Remove.
7693 * object.cc (Sized_relobj::do_add_symbols): Always pass
7694 local_symbol_count_ to add_from_relobj.
7696 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7697 every thousand variables.
7698 * testsuite/Makefile.in: Rebuild.
7700 * object.cc (Xindex::initialize_symtab_xindex): New function.
7701 (Xindex::read_symtab_xindex): New function.
7702 (Xindex::sym_xindex_to_shndx): New function.
7703 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7705 (Sized_relobj::do_initialize_xindex): New function.
7706 (Sized_relobj::do_read_symbols): Adjust section links.
7707 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7708 parameter. Change all callers.
7709 (Sized_relobj::include_section_group): Adjust section links and
7710 symbol section indexes.
7711 (Sized_relobj::do_layout): Adjust section links.
7712 (Sized_relobj::do_count_local_symbols): Adjust section links and
7713 symbol section indexes.
7714 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7715 ordinary and special symbols.
7716 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7717 dynsym_xindex parameters. Change all callers. Adjust section
7718 links. Use SHN_XINDEX when needed.
7719 (Sized_relobj::get_symbol_location_info): Adjust section links.
7720 Don't get fooled by special symbols.
7721 * object.h (class Xindex): Define.
7722 (class Object): Add xindex_ parameter. Declare virtual functoin
7723 do_initialize_xindex.
7724 (Object::adjust_sym_shndx): New function.
7725 (Object::set_xindex): New protected function.
7726 (class Symbol_value): Add is_ordinary_shndx_ field.
7727 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7728 (Symbol_value::value): Assert ordinary section.
7729 (Symbol_value::initialize_input_to_output_map): Likewise.
7730 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7732 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7734 (class Sized_relobj): Update declarations.
7735 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7736 parameter. Change all callers.
7737 (Sized_relobj::adjust_shndx): New function.
7738 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7740 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7741 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7742 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7743 (Sized_dynobj::read_dynsym_section): Adjust section links.
7744 (Sized_dynobj::read_dynamic): Likewise.
7745 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7747 (Sized_dynobj::do_initialize_xindex): New function.
7748 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7749 do_initialize_xindex.
7750 (Sized_dynobj::adjust_shndx): New function.
7751 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7752 dynsym_xindex_ fields.
7753 (Layout::finalize): Add a call to set_section_indexes before
7754 creating the symtab sections.
7755 (Layout::set_section_indexes): Don't do anything if the section
7756 already has a section index.
7757 (Layout::create_symtab_sections): Add shnum parameter. Change
7758 caller. Create .symtab_shndx section if needed.
7759 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7761 (Layout::allocated_output_section_count): New function.
7762 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7764 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7765 fields. Update declarations.
7766 (Layout::symtab_xindex): New function.
7767 (Layout::dynsym_xindex): New function.
7768 (class Write_symbols_task): Add layout_ field.
7769 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7771 * output.cc (Output_section_headers::Output_section_headers): Add
7772 shstrtab_section parameter. Change all callers.
7773 (Output_section_headers::do_sized_write): Store overflow values
7774 for section count and section string table section index in
7775 section header zero.
7776 (Output_file_header::do_sized_write): Check for overflow of
7777 section count and section string table section index.
7778 (Output_symtab_xindex::do_write): New function.
7779 (Output_symtab_xindex::endian_do_write): New function.
7780 * output.h (class Output_section_headers): Add shstrtab_section_.
7781 Update declarations.
7782 (class Output_symtab_xindex): Define.
7783 (Output_section::has_out_shndx): New function.
7784 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7786 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7788 (Sized_symbol::init): Likewise.
7789 (Symbol::output_section): Check for ordinary symbol.
7790 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7791 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7793 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7794 Change all callers. Simplify handling of symbols from sections
7795 not included in the link.
7796 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7798 (Weak_alias_sorter::operator()): Assert that symbols are
7800 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7802 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7803 parameters. Change all callers.
7804 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7805 symbol distinction. Use SHN_XINDEX when needed.
7806 (Symbol_table::write_section_symbol): Add symtab_xindex
7807 parameter. Change all callers.
7808 (Symbol_table::sized_write_section_symbol): Likewise. Use
7809 SHN_XINDEX when needed.
7810 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7812 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7813 (Symbol::is_defined): Check is_ordinary.
7814 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7815 (Symbol::is_absolute, Symbol::is_common): Likewise.
7816 (class Sized_symbol): Update declarations.
7817 (class Symbol_table): Update declarations.
7818 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7819 parameters. Change all callers.
7820 (Sized_symbol::override): Likewise.
7821 (Symbol_table::override): Likewise.
7822 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7823 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7824 is_ordinary, and orig_st_shndx parameters. Change all callers.
7825 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7826 to be in an ordinary section.
7827 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7828 object and is_ordinary parameters. Change all callers.
7829 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7830 Change all callers. Don't add undefined or non-ordinary symbols
7832 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7834 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7836 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7837 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7838 (Sized_relobj::relocate_sections): Likewise.
7839 * target-reloc.h (scan_relocs): Adjust section symbol index.
7840 (scan_relocatable_relocs): Likewise.
7841 * i386.cc (Scan::local): Check for ordinary symbols.
7842 * sparc.cc (Scan::local): Likewise.
7843 * x86_64.cc (Scan::local): Likewise.
7844 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7845 to symbol_section_and_value.
7846 * testsuite/many_sections_test.cc: New file.
7847 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7848 (check_PROGRAMS): Add many_sections_test.
7849 (many_sections_test_SOURCES): Define.
7850 (many_sections_test_DEPENDENCIES): Define.
7851 (many_sections_test_LDFLAGS): Define.
7852 (BUILT_SOURCES): Add many_sections_define.h.
7853 (many_sections_define.h): New target.
7854 (BUILT_SOURCES): Add many_sections_check.h.
7855 (many_sections_check.h): New target.
7856 (check_PROGRAMS): Add many_sections_r_test.
7857 (many_sections_r_test_SOURCES): Define.
7858 (many_sections_r_test_DEPENDENCIES): Define.
7859 (many_sections_r_test_LDFLAGS): Define.
7860 (many_sections_r_test_LDADD): Define.
7861 (many_sections_r_test.o): New target.
7862 * testsuite/Makefile.in: Rebuild.
7864 2008-04-17 Cary Coutant <ccoutant@google.com>
7866 * errors.cc (Errors::info): New function.
7867 (gold_info): New function.
7868 * errors.h (Errors::info): New function.
7869 * gold.h (gold_info): New function.
7870 * object.cc (Input_objects::add_object): Print trace output.
7871 * options.cc (options::parse_set): New function.
7872 (General_options::parse_wrap): Deleted.
7873 (General_options::General_options): Deleted initializer.
7874 * options.h (options::String_set): New typedef.
7875 (options::parse_set): New function.
7876 (DEFINE_set): New macro.
7877 (General_options::wrap): Changed to use DEFINE_set. Changed
7878 callers of any_wrap_symbols and is_wrap_symbol.
7879 (General_options::trace, General_options::trace_symbol):
7881 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7882 (General_options::wrap_symbols_): Deleted.
7883 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7885 2008-04-17 David S. Miller <davem@davemloft.net>
7887 * options.cc (General_options::parse_V): New function.
7888 * options.h: Add entries for -V and -Qy.
7890 2008-04-17 Ian Lance Taylor <iant@google.com>
7892 * common.cc (Symbol_table::allocate_commons): Remove options
7893 parameter. Change caller.
7894 (Symbol_table::do_allocate_commons): Remove options parameter.
7895 Change caller. Just call do_allocate_commons_list twice.
7896 (Symbol_table::do_allocate_commons_list): New function, broken out
7897 of do_allocate_commons.
7898 * common.h (class Allocate_commons_task): Remove options_ field.
7900 * symtab.cc (Symbol_table::Symbol_table): Initialize
7902 (Symbol_table::add_from_object): Put TLS common symbols on
7904 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7905 which are IN_OUTPUT_DATA.
7906 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7907 allocate_commons and do_allocate_commons declarations. Declare
7908 do_allocate_commons_list.
7909 * gold.cc (queue_middle_tasks): Update creation of
7910 Allocate_commons_task to not pass options.
7911 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7912 (TLS_TEST_C_FLAGS): New variable.
7913 (tls_test_c_pic.o): New target.
7914 (tls_test_shared.so): Link in tls_test_c_pic.o.
7915 (tls_test_c_pic_ie.o): New target.
7916 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7917 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7918 (tls_test_c.o): New target.
7919 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7920 (tls_pic_test_LDADD): Likewise.
7921 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7922 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7923 (tls_test_c_gnu2.o): New target.
7924 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7926 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7927 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7928 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7929 * testsuite/tls_test.cc: Include "config.h".
7930 (t_last): Call t11_last.
7931 * testsuite/tls_test.h (t11, t11_last): Declare.
7932 * testsuite/tls_test_c.c: New file.
7933 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7934 * configure.ac: Check for OpenMP support.
7935 * configure, config.in, Makefile.in: Rebuild.
7936 * testsuite/Makefile.in: Rebuild.
7938 2008-04-16 Cary Coutant <ccoutant@google.com>
7940 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7941 (Target_i386::tls_base_symbol_defined_): New field.
7942 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7943 (Target_i386::Scan::global): Likewise.
7944 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7945 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7946 (Target_x86_64::tls_base_symbol_defined_): New field.
7947 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7948 (Target_x86_64::Scan::global): Likewise.
7950 2008-04-16 Cary Coutant <ccoutant@google.com>
7952 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7953 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7954 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7955 building shared libraries.
7956 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7957 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7958 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7959 * testsuite/Makefile.in: Rebuild.
7960 * testsuite/weak_undef.h: New file.
7961 * testsuite/weak_undef_file1.cc: Add extra test cases.
7962 * testsuite/weak_undef_file2.cc: Likewise.
7963 * testsuite/weak_undef_test.cc: Likewise.
7965 2008-04-16 David S. Miller <davem@davemloft.net>
7967 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7968 Add issued_non_pic_error_ field. Declare check_non_pic.
7969 (Target_sparc::Scan::check_non_pic): New function.
7970 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7971 (Target_sparc::Scan::global): Likewise.
7973 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7974 * configure: Rebuild.
7976 * options.h (DEFINE_enable): New macro.
7977 (new_dtags): New enable option.
7978 (initfirst, interpose, loadfltr, nodefaultlib,
7979 nodelete, nodlopen, nodump): New -z options.
7980 * layout.cc (Layout:finish_dynamic_section): If new
7981 dtags enabled, emit DT_RUNPATH. Also, emit a
7982 DT_FLAGS_1 containing any specified -z flags.
7984 2008-04-16 Ian Lance Taylor <iant@google.com>
7986 * copy-relocs.cc: New file.
7987 * copy-relocs.h: New file.
7988 * reloc.cc: Remove Copy_relocs code.
7989 * reloc.h: Likewise.
7990 * reloc-types.h (struct Reloc_types) [both versions]: Add
7991 get_reloc_addend_noerror.
7992 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7993 variants of add_global which take an addend which must be zero.
7994 * i386.cc: Include "copy-relocs.h".
7995 (class Target_i386): Change type of copy_relocs_ to variable,
7997 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7999 (Target_i386::do_finalize_sections): Change handling of
8001 * sparc.cc: Include "copy-relocs.h".
8002 (class Target_sparc): Change type of copy_relocs_ to variable,
8004 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8006 (Target_sparc::do_finalize_sections): Change handling of
8008 * x86_64.cc: Include "copy-relocs.h".
8009 (class Target_x86_64): Change type of copy_relocs_ to variable,
8011 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8012 class. Change all callers.
8013 (Target_x86_64::do_finalize_sections): Change handling of
8015 * Makefile.am (CCFILES): Add copy-relocs.cc.
8016 (HFILES): Add copy-relocs.h.
8018 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8020 * testsuite/script_test_4.sh: Permit leading zeroes.
8022 2008-04-15 Ian Lance Taylor <iant@google.com>
8024 * script-sections.cc (Script_sections::create_segments): Use
8025 header_size_adjustment even when there is enough room for the
8027 * testsuite/script_test_4.sh: New file.
8028 * testsuite/script_test_4.t: New file.
8029 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8030 (check_DATA): Add script_test_4.stdout.
8031 (MOSTLYCLEANFILES): Likewise.
8032 (script_test_4): New target.
8033 (script_test_4.stdout): New target.
8034 * testsuite/Makefile.in: Rebuild.
8036 * sparc.cc: Add definitions for Output_data_plt_sparc class
8039 2008-04-14 David S. Miller <davem@davemloft.net>
8041 * sparc.cc: New file.
8042 * Makefile.am (TARGETSOURCES): Add sparc.cc
8043 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8044 * configure.tgt: Document targ_extra_size and
8045 targ_extra_big_endian. Add entries for sparc-* and
8047 * configure.ac: Handle targ_extra_size and
8048 targ_extra_big_endian.
8049 * Makefile.in: Rebuild.
8050 * configure: Likewise.
8051 * po/POTFILES.in: Likewise.
8052 * po/gold.pot: Likewise.
8054 2008-04-14 Ian Lance Taylor <iant@google.com>
8056 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8057 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8058 in the name/type/flags to section mapping. Don't call
8059 allocate_output_section.
8060 (Layout::choose_output_section): Change parameter from adjust_name
8061 to is_input_section. Don't permit input sections after sections
8062 are attached to segments. Don't call allocate_output_section.
8063 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8064 not write_enable_output_section.
8065 (Layout::make_output_section): Don't push to
8066 unattached_section_list_ nor call attach_to_segment. Call
8067 attach_section_to_segment if sections are attached.
8068 (Layout::attach_sections_to_segments): New function.
8069 (Layout::attach_section_to_segment): New function.
8070 (Layout::attach_allocated_section_to_segment): Rename from
8071 attach_to_segment. Remove flags parameter.
8072 (Layout::allocate_output_section): Remove function.
8073 (Layout::write_enable_output_section): Remove function.
8074 * layout.h (class Layout): Update for above changes. Add new
8075 field sections_are_attached_.
8076 * output.h (Output_section::update_flags_for_input_section): New
8078 * output.cc (Output_section::add_input_section): Call
8079 update_flags_for_input_section.
8080 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8082 2008-04-11 Cary Coutant <ccoutant@google.com>
8084 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8085 thought unnecessary.
8086 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8088 2008-04-11 Ian Lance Taylor <iant@google.com>
8090 * output.h (class Output_section_data): Remove inline definition
8092 * output.cc (Output_section_data::set_addralign): New function.
8094 2008-04-11 Cary Coutant <ccoutant@google.com>
8096 Add support for TLS descriptors for i386 and x86_64.
8097 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8098 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8099 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8101 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8102 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8103 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8105 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8106 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8107 Fix problem with initial-exec relocations.
8108 (Target_i386::Relocate::relocate_tls): Likewise.
8109 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8111 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8112 support for section-plus-offset dynamic table entries.
8113 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8114 (Output_data_dynamic::Dynamic_entry): Add support for
8115 section-plus-offset dynamic table entries.
8116 (Output_data_dynamic::Classification): Likewise.
8117 (Output_data_dynamic::classification_): Renamed offset_.
8118 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8119 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8120 (Target_x86_64::make_plt_section): New function.
8121 (Target_x86_64::reserve_tlsdesc_entries): New function.
8122 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8123 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8124 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8125 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8126 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8127 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8128 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8129 add extra PLT entry for TLS descriptors.
8130 (Output_data_plt_x86_64::got_): New field.
8131 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8132 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8134 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8136 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8137 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8138 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8139 R_386_TLS_DESC_CALL relocations.
8140 (Target_x86_64::Scan::global): Likewise.
8141 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8142 for TLS descriptors.
8143 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8144 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8145 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8146 GD-to-IE relaxation.
8147 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8148 and TLS_DESCRIPTORS.
8149 * Makefile.in: Rebuild.
8150 * configure: Rebuild.
8151 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8152 (tls_test_shared2.so): New target.
8153 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8154 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8155 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8156 (tls_shared_gd_to_ie_test_LDADD): New variable.
8157 (tls_shared_gnu2_gd_to_ie_test): New target.
8158 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8160 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8161 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8162 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8163 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8164 (tls_shared_gnu2_test): New target.
8165 (tls_test_gnu2_shared.so): New target.
8166 (tls_shared_gnu2_test_SOURCES): New variable.
8167 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8168 (tls_shared_gnu2_test_LDFLAGS): New variable.
8169 (tls_shared_gnu2_test_LDADD): New variable.
8170 * testsuite/Makefile.in: Rebuild.
8171 * testsuite/Makefile.
8173 2008-04-11 Ian Lance Taylor <iant@google.com>
8175 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8177 * testsuite/Makefile.in: Rebuild.
8179 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8181 * testsuite/script_test_2.cc (main): Adjust test.
8183 2008-04-11 David S. Miller <davem@davemloft.net>
8184 Ian Lance Taylor <iant@google.com>
8186 * options.h (General_options): Add entries for '-Y' and
8188 * options.cc (General_options:finalize): If -Y was used, add those
8189 entries to the library path instead of the default "/lib" and
8192 2008-04-11 David S. Miller <davem@davemloft.net>
8194 * testsuite/justsyms.t: Start at 0x100.
8195 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8196 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8198 * testsuite/script_test_2.cc: Adjust string and section length
8201 2008-04-09 Ian Lance Taylor <iant@google.com>
8204 * script-sections.cc (Sections_element::allocate_to_segment): Add
8206 (Output_section_definition::allocate_to_segment): Likewise.
8207 (Orphan_output_section::allocate_to_segment): Likewise.
8208 (Script_sections::attach_sections_using_phdrs_clause): Don't
8209 propagate non-PT_LOAD segments to orphan sections.
8210 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8211 readelf rather than objdump.
8212 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8213 .interp section and PT_INTERP segment are the same size.
8214 * testsuite/Makefile.in: Rebuild.
8216 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8217 aliases for symbols defined in the same object.
8218 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8219 (weak_alias_test_SOURCES): New variable.
8220 (weak_alias_test_DEPENDENCIES): New variable.
8221 (weak_alias_test_LDFLAGS): New variable.
8222 (weak_alias_test_LDADD): New variable.
8223 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8224 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8225 (weak_alias_test_3.o): New target.
8226 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8227 * testsuite/weak_alias_test_main.cc: New file.
8228 * testsuite/weak_alias_test_1.cc: New file.
8229 * testsuite/weak_alias_test_2.cc: New file.
8230 * testsuite/weak_alias_test_3.cc: New file.
8232 2008-04-08 Ian Lance Taylor <iant@google.com>
8234 * options.h (class General_options): Add --noinhibit-exec option.
8235 * main.cc (main): Check --noinhibit-exec.
8237 * options.h (class General_options): Define --wrap as a special
8238 option. Add wrap_symbols_ field.
8239 (General_options::any_wrap_symbols): New function.
8240 (General_options::is_wrap_symbol): New function.
8241 * options.cc (General_options::parse_wrap): New function.
8242 (General_options::General_options): Initialize wrap_symbols_.
8243 * symtab.cc (Symbol_table::wrap_symbol): New function.
8244 (Symbol_table::add_from_object): Handle --wrap.
8245 * symtab.h (class Symbol_table): Declare wrap_symbol.
8246 * target.h (Target::wrap_char): New function.
8247 (Target::Target_info): Add wrap_char field.
8248 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8249 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8250 * testsuite/testfile.cc (Target_test::test_target_info):
8253 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8256 * layout.h (class Layout): Add added_eh_frame_data_ field.
8257 * layout.cc (Layout::Layout): Initialize new field.
8258 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8259 output section until we find a section we merged successfully.
8260 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8261 that the size be non-zero.
8263 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8266 2008-04-08 Craig Silverstein <csilvers@google.com>
8268 * configure.ac: Export new conditional variable HAVE_ZLIB.
8269 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8271 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8272 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8274 2008-04-07 Ian Lance Taylor <iant@google.com>
8276 * version.cc (version_string): Set to "1.5".
8278 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8279 Add issued_non_pic_error_ field. Declare check_non_pic.
8280 (Target_x86_64::Scan::check_non_pic): New function.
8281 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8282 (Target_x86_64::Scan::global): Likewise.
8284 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8285 addend parameter. Change caller. Handle merge sections.
8286 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8287 Address to Addend. Don't add in the result of
8288 local_section_offset, pass down the addend and use the returned
8290 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8291 Update declarations of local_section_offset and symbol_value.
8292 * testsuite/two_file_test_1.cc (t18): New function.
8293 * testsuite/two_file_test_2.cc (f18): New function.
8294 * testsuite/two_file_test_main.cc (main): Call t18.
8295 * testsuite/two_file_test.h (t18, f18): Declare.
8297 * configure.ac: Don't test for objdump, c++filt, or readelf.
8298 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8300 (TEST_READELF): New variable.
8301 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8302 (check_PROGRAMS): Add two_file_strip_test.
8303 (two_file_strip_test): New target.
8304 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8305 (two_file_same_shared_strip_test_SOURCES): New variable.
8306 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8307 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8308 (two_file_same_shared_strip_test_LDADD): New variable.
8309 (two_file_shared_strip.so): New target.
8310 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8311 (ver_test_5.syms, ver_test_7.syms): Likewise.
8312 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8313 (strip_test_3.stdout): Use TEST_OBJDUMP.
8314 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8316 2008-04-04 Cary Coutant <ccoutant@google.com>
8318 * symtab.h (Symbol::is_weak_undefined): New function.
8319 (Symbol::is_strong_undefined): New function.
8320 (Symbol::is_absolute): New function.
8321 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8322 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8324 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8325 (weak_undef_test): New target.
8326 * testsuite/Makefile.in: Rebuild.
8327 * testsuite/weak_undef_file1.cc: New file.
8328 * testsuite/weak_undef_file2.cc: New file.
8329 * testsuite/weak_undef_test.cc: New file.
8331 2008-04-03 Craig Silverstein <csilvers@google.com>
8333 * compressed_output.h (class Output_compressed_section): Use
8335 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8337 (zlib_compressed_suffix): Removed.
8338 (Output_compressed_section::set_final_data_size): Use unsigned
8340 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8341 Fix linker invocation.
8342 (flagstest_o_specialfile_and_compress_debug_sections):
8344 * testsuite/Makefile.in: Regenerated.
8346 2008-04-02 David S. Miller <davem@davemloft.net>
8348 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8349 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8351 2008-04-02 Craig Silverstein <csilvers@google.com>
8355 2008-04-02 Ian Lance Taylor <iant@google.com>
8357 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8358 parameters. Update for new key type to views_. Change all
8360 (File_read::read): Adjust for byteshift in returned view.
8361 (File_read::add_view): New function, broken out of
8363 (File_read::make_view): New function, broken out of
8365 (File_read::find_or_make_view): Add offset and aligned
8366 parameters. Rewrite accordingly. Change all callers.
8367 (File_read::get_view): Add offset and aligned parameters. Adjust
8368 for byteshift in return value.
8369 (File_read::get_lasting_view): Likewise.
8370 * fileread.h (class File_read): Update declarations.
8371 (class File_read::View): Add byteshift_ field. Add byteshift to
8372 constructor. Add byteshift method.
8373 * archive.h (Archive::clear_uncached_views): New function.
8374 (Archive::get_view): Add aligned parameter. Change all callers.
8375 * object.h (Object::get_view): Add aligned parameter. Change all
8377 (Object::get_lasting_view): Likewise.
8379 * fileread.cc (File_read::release): Don't call clear_views if
8380 there are multiple objects.
8381 * fileread.h (File_read::clear_uncached_views): New function.
8382 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8385 2008-03-31 Cary Coutant <ccoutant@google.com>
8387 Add thin archive support.
8388 * archive.cc (Archive::armagt): New const.
8389 (Archive::setup): Remove task parameter and calls to unlock.
8390 (Archive::unlock_nested_archives): New function.
8391 (Archive::read_header): Add nested_off parameter. Change
8393 (Archive::interpret_header): Likewise.
8394 (Archive::include_all_members): Change to handle thin
8396 (Archive::include_member): Likewise.
8397 * archive.h (Archive::Archive): Add new parameters and
8399 (Archive::armagt): New const.
8400 (Archive::setup): Remove task parameter.
8401 (Archive::unlock_nested_archives): New function.
8402 (Archive::read_header): Add nested_off parameter.
8403 (Archive::interpret_header): Likewise.
8404 (Archive::Nested_archive_table): New typedef.
8405 (Archive::is_thin_archive_): New field.
8406 (Archive::nested_archives_): New field.
8407 (Archive::options_): New field.
8408 (Archive::dirpath_): New field.
8409 (Archive::task_): New field.
8410 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8411 for thin archives. Pass additional parameters to
8412 Archive::Archive. Unlock the archive file after calling
8415 2008-03-29 Ian Lance Taylor <iant@google.com>
8417 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8418 version symbol to be local.
8419 * testsuite/ver_test_4.sh: New file.
8420 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8421 (check_DATA): Add ver_test_4.syms.
8422 (ver_test_4.syms): New target.
8423 * testsuite/Makefile.in: Rebuild.
8426 (Output_section::Input_section_sort_entry::has_priority): New
8428 (Output_section::Input_section_sort_entry::match_file_name): New
8430 (Output_section::Input_section_sort_entry::match_section_name):
8432 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8434 (Output_section::Input_section_sort_entry::match_section_file):
8436 (Output_section::Input_section_sort_compare::operator()): Rewrite
8437 using new Input_section_sort_entry functions. Sort crtbegin and
8438 crtend first. Sort sections with no priority before sections with
8440 * testsuite/initpri1.c (d3): Check j != 4.
8441 (cd5): New constructor/destructor function.
8442 (main): Check j != 2.
8444 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8445 new symbol when resolving, don't call set_is_default.
8446 * testsuite/ver_test_7.cc: New file.
8447 * testsuite/ver_test_7.sh: New file.
8448 * testsuite/Makefile.am (ver_test_7.so): New target.
8449 (ver_test_7.o): New target.
8450 (check_SCRIPTS): Add ver_test_7.sh.
8451 (check_DATA): Add ver_test_7.syms.
8452 (ver_test_7.syms): New target.
8454 2008-03-28 Ian Lance Taylor <iant@google.com>
8456 * layout.cc (Layout::layout): If we see an input section with a
8457 name that needs sorting, set the must_sort flag for the output
8459 (Layout::make_output_section): If the name of the output section
8460 indicates that it might require sorting, set the may_sort flag.
8461 * output.h (Output_section::may_sort_attached_input_sections): New
8463 (Output_section::set_may_sort_attached_input_sections): New
8465 (Output_section::must_sort_attached_input_sections): New
8467 (Output_section::set_must_sort_attached_input_sections): New
8469 (class Output_section): Declare Input_section_sort_entry. Define
8470 Input_section_sort_compare. Declare
8471 sort_attached_input_sections. Add new fields:
8472 may_sort_attached_input_sections_,
8473 must_sort_attached_input_sections_,
8474 attached_input_sections_are_sorted_.
8475 * output.cc (Output_section::Output_section): Initialize new
8477 (Output_section::add_input_section): Add an entry to
8478 input_sections_ if may_sort or must_sort are true.
8479 (Output_section::set_final_data_size): Call
8480 sort_attached_input_sections if necessary.
8481 (Output_section::Input_section_sort_entry): Define new class.
8482 (Output_section::Input_section_sort_compare::operator()): New
8484 (Output_section::sort_attached_input_sections): New function.
8485 * configure.ac: Check whether the compiler supports constructor
8486 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8487 * testsuite/initpri1.c: New file.
8488 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8489 CONSTRUCTOR_PRIORITY.
8490 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8491 (initpri1_LDFLAGS): New variable.
8492 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8494 2008-03-27 Ian Lance Taylor <iant@google.com>
8496 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8497 * testsuite/common_test_1.c: New file.
8498 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8499 (common_test_1_SOURCES): New variable.
8500 (common_test_1_DEPENDENCIES): New variable.
8501 (common_test_1_LDFLAGS): New variable.
8503 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8504 and commons_ correctly when NAME/VERSION does not override
8506 * testsuite/ver_test_6.c: New file.
8507 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8508 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8509 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8511 2008-03-26 Ian Lance Taylor <iant@google.com>
8513 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8514 of an undefined symbol from a version script.
8515 * testsuite/Makefile.am (ver_test_5.so): New target.
8516 (ver_test_5.o): New target.
8517 (check_SCRIPTS): Add ver_test_5.sh.
8518 (check_DATA): Add ver_test_5.syms.
8519 (ver_test_5.syms): New target.
8520 * testsuite/ver_test_5.cc: New file.
8521 * testsuite/ver_test_5.script: New file.
8522 * testsuite/ver_test_5.sh: New file.
8523 * Makefile.in, testsuite/Makefile.in: Rebuild.
8526 Fix problems building gold with gcc 4.3.0.
8527 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8528 (gold_error_at_location, gold_warning_at_location): Use it.
8529 * configure.ac: Check whether we can compile and use a template
8530 function with a printf attribute.
8531 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8532 when jumping over bytes.
8533 * object.cc: Instantiate Object::read_section_data.
8534 * debug.h: Include <cstring>
8535 * dwarf_reader.cc: Include <algorithm>
8536 * main.cc: Include <cstring>.
8537 * options.cc: Include <cstring>.
8538 * output.cc: Include <cstring>.
8539 * script.cc: Include <cstring>.
8540 * script.h: Include <string>.
8541 * symtab.cc: Include <cstring> and <algorithm>.
8542 * target-select.cc: Include <cstring>.
8543 * version.cc: Include <string>.
8544 * testsuite/testmain.cc: Include <cstdlib>.
8545 * configure, config.in: Rebuild.
8547 2008-03-25 Ian Lance Taylor <iant@google.com>
8549 * options.cc: Include "../bfd/bfdver.h".
8550 (options::help): Print bug reporting address.
8552 * version.cc (print_version): Adjust output for current value of
8557 * options.cc (options::help): Print list of supported targets.
8558 * target-select.h: Include <vector>.
8559 (class Target_selector): Make machine_, size_, and is_big_endian_
8560 fields const. Add bfd_name_ and instantiated_target_ fields.
8561 (Target_selector::Target_selector): Add bfd_name parameter.
8562 (Target_selector::recognize): Make non-virtual, call
8564 (Target_selector::recognize_by_name): Make non-virtual, call
8565 do_recognize_by_name.
8566 (Target_selector::supported_names): New function.
8567 (Target_selector::bfd_name): New function.
8568 (Target_selector::do_instantiate_target): New pure virtual
8570 (Target_selector::do_recognize): New virtual function.
8571 (Target_selector::do_recognize_by_name): New virtual function.
8572 (Target_selector::instantiate_target): New private function.
8573 (supported_target_names): Declare.
8574 * target-select.cc (Target_selector::Target_selector): Update for
8575 new parameter and fields.
8576 (select_target_by_name): Check that the name matches before
8577 calling recognize_by_name.
8578 (supported_target_names): New function.
8579 * i386.cc (class Target_selector_i386): Update Target_selector
8580 constructor call. Remove recognize and recognize_by_name. Add
8581 do_instantiate_target.
8582 * x86_64.cc (class Target_selector_x86_64): Likewise.
8583 * testsuite/testfile.cc (class Target_selector_test): Update for
8584 changes to Target_selector.
8586 * README: Rewrite, with some notes on unsupported features.
8588 2008-03-24 Cary Coutant <ccoutant@google.com>
8590 * i386.cc (Target_i386::Got_type): New enum declaration.
8591 (Target_i386::Scan::local): Updated callers of Output_data_got
8593 (Target_i386::Scan::global): Likewise.
8594 (Target_i386::Relocate::relocate): Likewise.
8595 (Target_i386::Relocate::relocate_tls): Likewise.
8596 * object.h (Got_offset_list): New class.
8597 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8598 (Sized_relobj::local_got_offset): Likewise.
8599 (Sized_relobj::set_local_got_offset): Likewise.
8600 (Sized_relobj::local_has_tls_got_offset): Removed.
8601 (Sized_relobj::local_tls_got_offset): Removed.
8602 (Sized_relobj::set_local_tls_got_offset): Removed.
8603 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8604 * output.cc (Output_data_got::add_global): Added got_type parameter.
8605 (Output_data_got::add_global_with_rel): Likewise.
8606 (Output_data_got::add_global_with_rela): Likewise.
8607 (Output_data_got::add_global_pair_with_rel): New function.
8608 (Output_data_got::add_global_pair_with_rela): New function.
8609 (Output_data_got::add_local): Added got_type parameter.
8610 (Output_data_got::add_local_with_rel): Likewise.
8611 (Output_data_got::add_local_with_rela): Likewise.
8612 (Output_data_got::add_local_pair_with_rel): New function.
8613 (Output_data_got::add_local_pair_with_rela): New function.
8614 (Output_data_got::add_global_tls): Removed.
8615 (Output_data_got::add_global_tls_with_rel): Removed.
8616 (Output_data_got::add_global_tls_with_rela): Removed.
8617 (Output_data_got::add_local_tls): Removed.
8618 (Output_data_got::add_local_tls_with_rel): Removed.
8619 (Output_data_got::add_local_tls_with_rela): Removed.
8620 * output.h (Output_data_got::add_global): Added got_type parameter.
8621 (Output_data_got::add_global_with_rel): Likewise.
8622 (Output_data_got::add_global_with_rela): Likewise.
8623 (Output_data_got::add_global_pair_with_rel): New function.
8624 (Output_data_got::add_global_pair_with_rela): New function.
8625 (Output_data_got::add_local): Added got_type parameter.
8626 (Output_data_got::add_local_with_rel): Likewise.
8627 (Output_data_got::add_local_with_rela): Likewise.
8628 (Output_data_got::add_local_pair_with_rel): New function.
8629 (Output_data_got::add_local_pair_with_rela): New function.
8630 (Output_data_got::add_global_tls): Removed.
8631 (Output_data_got::add_global_tls_with_rel): Removed.
8632 (Output_data_got::add_global_tls_with_rela): Removed.
8633 (Output_data_got::add_local_tls): Removed.
8634 (Output_data_got::add_local_tls_with_rel): Removed.
8635 (Output_data_got::add_local_tls_with_rela): Removed.
8636 * resolve.cc (Symbol::override_base_with_special): Removed
8637 reference to has_got_offset_ field.
8638 * symtab.cc (Symbol::init_fields): Replaced initialization
8639 of got_offset_ with got_offsets_. Removed initialization
8641 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8642 (Symbol::got_offset): Likewise.
8643 (Symbol::set_got_offset): Likewise.
8644 (Symbol::has_tls_got_offset): Removed.
8645 (Symbol::tls_got_offset): Removed.
8646 (Symbol::set_tls_got_offset): Removed.
8647 (Symbol::got_offset_): Removed.
8648 (Symbol::tls_mod_got_offset_): Removed.
8649 (Symbol::tls_pair_got_offset_): Removed.
8650 (Symbol::got_offsets_): New field.
8651 (Symbol::has_got_offset): Removed.
8652 (Symbol::has_tls_mod_got_offset): Removed.
8653 (Symbol::has_tls_pair_got_offset): Removed.
8654 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8655 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8657 (Target_x86_64::Scan::global): Likewise.
8658 (Target_x86_64::Relocate::relocate): Likewise.
8659 (Target_x86_64::Relocate::relocate_tls): Likewise.
8661 2008-03-25 Ben Elliston <bje@au.ibm.com>
8663 * yyscript.y: Fix spelling error in comment.
8665 2008-03-24 Ian Lance Taylor <iant@google.com>
8667 * options.h (class General_options): Define build_id option.
8668 * layout.h (class Layout): Declare write_build_id, create_note,
8669 create_build_id. Add build_id_note_ member.
8670 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8671 "libiberty.h", "md5.h", "sha1.h".
8672 (Layout::Layout): Initialize eh_frame_data_,
8673 eh_frame_hdr_section_, and build_id_note_.
8674 (Layout::finalize): Call create_build_id.
8675 (Layout::create_note): New function, broken out of
8676 Layout::create_gold_note.
8677 (Layout::create_gold_note): Call create_note.
8678 (Layout::create_build_id): New function.
8679 (Layout::write_build_id): New function.
8680 (Close_task_runner::run): Call write_build_id.
8682 * x86_64.cc: Correct license to GPLv3.
8684 2008-03-23 Ian Lance Taylor <iant@google.com>
8686 * options.cc: Include "demangle.h".
8687 (parse_optional_string): New function.
8688 (parse_long_option): Handle takes_optional_argument.
8689 (parse_short_option): Update dash_z initializer. Handle
8690 takes_optional_argument.
8691 (General_options::General_options): Initialize do_demangle_.
8692 (General_options::finalize): Set do_demangle_. Handle demangling
8694 * options.h (parse_optional_string): Declare.
8695 (struct One_option): Add optional_arg field. Update constructor.
8696 Update call constructor calls. Add takes_optional_argument
8698 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8699 (DEFINE_optional_string): Define.
8700 (General_options::demangle): Change from DEFINE_bool to
8701 DEFINE_optional_string.
8702 (General_options::no_demangle): New function.
8703 (General_options::do_demangle): New function.
8704 (General_options::set_do_demangle): New function.
8705 (General_options::execstack_status_): Move definition to end of
8707 (General_options::static_): Likewise.
8708 (General_options::do_demangle_): New field.
8709 * object.cc (big_endian>::get_symbol_location_info): Call
8710 Options::do_demangle, not Options::demangle.
8711 * symtab.cc (demangle): Likewise.
8713 2008-03-22 Ian Lance Taylor <iant@google.com>
8715 * gold.h: Include <cstddef> and <sys/types.h>
8716 * options.h: Include <cstring>.
8718 2008-03-21 Ian Lance Taylor <iant@google.com>
8720 * Added source code to GNU binutils.