1 2010-08-27 Nick Clifton <nickc@redhat.com>
3 * options.cc (version_script): Fix small typo in previous
6 2010-08-25 Nick Clifton <nickc@redhat.com>
8 * archive.cc: Formatting fixes: Remove whitespace between
9 typename and following asterisk. Remove whitespace between
10 function name and opening parenthesis.
11 * archive.h: Likewise.
13 * attributes.cc: Likewise.
14 * attributes.h: Likewise.
15 * common.cc: Likewise.
16 * copy-relocs.cc: Likewise.
17 * dirsearch.h: Likewise.
18 * dynobj.cc: Likewise.
19 * ehframe.cc: Likewise.
20 * ehframe.h: Likewise.
21 * expression.cc: Likewise.
22 * fileread.cc: Likewise.
23 * fileread.h: Likewise.
25 * gold-threads.cc: Likewise.
29 * incremental-dump.cc: Likewise.
30 * incremental.cc: Likewise.
31 * layout.cc: Likewise.
36 * object.cc: Likewise.
38 * options.cc: Likewise.
39 * options.h: Likewise.
40 * output.cc: Likewise.
42 * plugin.cc: Likewise.
44 * powerpc.cc: Likewise.
46 * script-c.h: Likewise.
47 * script-sections.cc: Likewise.
48 * script.cc: Likewise.
49 * stringpool.cc: Likewise.
50 * symtab.cc: Likewise.
52 * target.cc: Likewise.
55 * version.cc: Likewise.
56 * x86_64.cc: Likewise.
58 2010-08-24 Nick Clifton <nickc@redhat.com>
61 * layout.cc (segment_precedes): Sort segments by their physical
62 addresses, if they have been set.
64 2010-08-23 Cary Coutant <ccoutant@google.com>
66 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
68 (Lib_group::include_member): Unlock object after deleting its
70 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
73 2010-08-19 Neil Vachharajani <nvachhar@google.com>
74 Cary Coutant <ccoutant@google.com>
76 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
77 constructor, and set_blocker.
78 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
80 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
81 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
82 * testsuite/Makefile.am (start_lib_test): New test case.
83 * testsuite/Makefile.in: Regenerate.
84 * testsuite/start_lib_test_main.c: New file.
85 * testsuite/start_lib_test_1.c: New file.
86 * testsuite/start_lib_test_2.c: New file.
87 * testsuite/start_lib_test_3.c: New file.
89 2010-08-19 Ian Lance Taylor <iant@google.com>
91 * Makefile.in: Rebuild with automake 1.11.1.
92 * aclocal.m4: Likewise.
93 * testsuite/Makefile.in: Likewise.
95 2010-08-19 Ian Lance Taylor <iant@google.com>
98 * i386.cc (class Output_data_plt_i386): Update declarations.
99 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
100 local_ifuncs_ fields.
101 (Target_i386::do_plt_section_for_global): New function.
102 (Target_i386::do_plt_section_for_local): New function.
103 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
104 parameter; change all callers. Initialize global_ifuncs_ and
105 local_ifuncs_. If doing a static link define __rel_iplt_start and
107 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
108 (Output_data_plt_i386::add_local_ifunc_entry): New function.
109 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
111 (Target_i386::make_plt_section): New function, broken out of
112 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
113 (Target_i386::make_plt_entry): Call make_plt_section.
114 (Target_i386::make_local_ifunc_plt_entry): New function.
115 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
116 (Target_i386::Scan::local): Handle IFUNC symbols. Add
117 R_386_IRELATIVE to switch.
118 (Target_i386::Scan::global): Likewise.
119 (Target_i386::Relocate::relocate): Likewise.
120 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
122 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
123 (Target_x86_64::do_plt_section_for_global): New function.
124 (Target_x86_64::do_plt_section_for_local): New function.
125 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
126 parameter; change all callers. If doing a static link define
127 __rela_iplt_start and __rela_iplt_end.
128 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
129 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
130 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
132 (Target_x86_64::make_local_ifunc_plt_entry): New function.
133 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
135 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
136 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
137 R_X86_64_IRELATIVE to switch.
138 (Target_x86_64::Scan::global): Likewise.
139 (Target_x86_64::Relocate::relocate): Likewise.
140 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
142 * target.h (class Target): Add plt_section_for_global and
143 plt_section_for_local functions. Add do_plt_section_for_global
144 and do_plt_section_for_local virtual functions.
145 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
147 (Symbol::use_plt_offset): Handle IFUNC symbol.
148 * object.cc (Sized_relobj::Sized_relobj): Initialize
150 (Sized_relobj::local_has_plt_offset): New function.
151 (Sized_relobj::local_plt_offset): New function.
152 (Sized_relobj::set_local_plt_offset): New function.
153 (Sized_relobj::do_count): Handle IFUNC symbol.
154 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
155 a bit away from input_shndx_ field. Add set_is_func_symbol and
156 is_ifunc_symbol functions.
157 (class Sized_relobj): Update declarations. Remove Tls_got_entry
158 and Local_tls_got_offsets. Define Local_plt_offsets. Add
159 local_plt_offsets_ field.
160 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
161 * output.h (class Output_section_data): Add non-const
162 output_section function.
163 (class Output_data_got): Update declarations.
164 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
165 Add use_plt_offset parameter to global and local constructors.
166 Change all callers. Change local_sym_index_ field to 31 bits.
167 Change GSYM_CODE and CONSTANT_CODE accordingly.
168 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
169 doing a static link don't set sh_link field.
170 (Output_data_got::Got_entry::write): Use PLT offset if
172 (Output_data_got::add_global_plt): New function.
173 (Output_data_got::add_local_plt): New function.
174 * target-reloc.h (relocate_section): Handle IFUNC symbol.
175 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
176 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
177 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
178 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
180 * testsuite/ifunc-sel.h: New file.
181 * testsuite/ifuncmain1.c: New file.
182 * testsuite/ifuncmain1vis.c: New file.
183 * testsuite/ifuncmod1.c: New file.
184 * testsuite/ifuncdep2.c: New file.
185 * testsuite/ifuncmain2.c: New file.
186 * testsuite/ifuncmain3.c: New file.
187 * testsuite/ifuncmod3.c: New file.
188 * testsuite/ifuncmain4.c: New file.
189 * testsuite/ifuncmain5.c: New file.
190 * testsuite/ifuncmod5.c: New file.
191 * testsuite/ifuncmain6pie.c: New file.
192 * testsuite/ifuncmod6.c: New file.
193 * testsuite/ifuncmain7.c: New file.
194 * configure, testsuite/Makefile.in: Rebuild.
196 2010-08-18 Ian Lance Taylor <iant@google.com>
199 (Output_section_incremental_inputs::write_input_files): Add cast
200 to avoid signed/unsigned comparison warning.
201 (Output_section_incremental_inputs::write_info_blocks): Likewise.
203 2010-08-12 Cary Coutant <ccoutant@google.com>
205 * common.cc (Sort_commons::operator()): Remove unnecessary code.
207 2010-08-13 Ian Lance Taylor <iant@google.com>
209 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
211 2010-08-12 Cary Coutant <ccoutant@google.com>
212 Doug Kwan <dougkwan@google.com>
214 * resolve.cc (Symbol_table::should_override): When a weak dynamic
215 defintion overrides non-weak undef, remember that the original undef
217 * symtab.cc (Symbol_table::sized_write_global): For undef without
218 an original weak binding, set binding to global in output.
219 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
220 * testsuite/Makefile.in: Regenerate.
221 * testsuite/strong_ref_weak_def.sh: New file.
222 * testsuite/strong_ref_weak_def_1.c: Ditto.
223 * testsuite/strong_ref_weak_def_2.c: Ditto.
225 2010-08-12 Cary Coutant <ccoutant@google.com>
227 * testsuite/incremental_test.sh: Rewrite.
228 * testsuite/incremental_test_1.c: Rewrite.
229 * testsuite/incremental_test_2.c: Rewrite.
231 2010-08-12 Cary Coutant <ccoutant@google.com>
233 * arm.cc (Target_arm::got_size): Add const.
234 (Target_arm::got_entry_count): New function.
235 (Target_arm::plt_entry_count): New function.
236 (Target_arm::first_plt_entry_offset): New function.
237 (Target_arm::plt_entry_size): New function.
238 (Output_data_plt_arm::entry_count): New function.
239 (Output_data_plt_arm::first_plt_entry_offset): New function.
240 (Output_data_plt_arm::get_plt_entry_size): New function.
241 * i386.cc (Target_i386::got_size): Add const.
242 (Target_i386::got_entry_count): New function.
243 (Target_i386::plt_entry_count): New function.
244 (Target_i386::first_plt_entry_offset): New function.
245 (Target_i386::plt_entry_size): New function.
246 (Output_data_plt_i386::entry_count): New function.
247 (Output_data_plt_i386::first_plt_entry_offset): New function.
248 (Output_data_plt_i386::get_plt_entry_size): New function.
249 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
250 find_incremental_inputs_sections. Dump incremental_got_plt section.
251 * incremental.cc: Include target.h.
252 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
253 parameter. Adjust all callers. Find incremental_got_plt section.
254 (Incremental_inputs::create_data_sections): Create incremental_got_plt
256 (Output_section_incremental_inputs::set_final_data_size): Calculate
257 size of incremental_got_plt section.
258 (Output_section_incremental_inputs::do_write): Write the
259 incremental_got_plt section.
260 (Got_plt_view_info): New struct.
261 (Local_got_offset_visitor): New class.
262 (Global_got_offset_visitor): New class.
263 (Global_symbol_visitor_got_plt): New class.
264 (Output_section_incremental_inputs::write_got_plt): New function.
265 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
266 Add parameter. Adjust all callers.
267 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
268 (Incremental_inputs::got_plt_section): New function.
269 (Incremental_inputs::got_plt_section_): New data member.
270 (Incremental_got_plt_reader): New class.
271 * layout.cc (Layout::create_incremental_info_sections): Add the
272 incremental_got_plt section.
273 * object.h (Got_offset_list::get_list): New function.
274 (Got offset_list::for_all_got_offsets): New function.
275 (Sized_relobj::local_got_offset_list): New function.
276 * powerpc.cc (Target_powerpc::got_size): Add const.
277 (Target_powerpc::got_entry_count): New function.
278 (Target_powerpc::plt_entry_count): New function.
279 (Target_powerpc::first_plt_entry_offset): New function.
280 (Target_powerpc::plt_entry_size): New function.
281 (Output_data_plt_powerpc::entry_count): New function.
282 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
283 (Output_data_plt_powerpc::get_plt_entry_size): New function.
284 * sparc.cc (Target_sparc::got_size): Add const.
285 (Target_sparc::got_entry_count): New function.
286 (Target_sparc::plt_entry_count): New function.
287 (Target_sparc::first_plt_entry_offset): New function.
288 (Target_sparc::plt_entry_size): New function.
289 (Output_data_plt_sparc::entry_count): New function.
290 (Output_data_plt_sparc::first_plt_entry_offset): New function.
291 (Output_data_plt_sparc::get_plt_entry_size): New function.
292 * symtab.h (Symbol::got_offset_list): New function.
293 (Symbol_table::for_all_symbols): New function.
294 * target.h (Sized_target::got_entry_count): New function.
295 (Sized_target::plt_entry_count): New function.
296 (Sized_target::plt_entry_size): New function.
297 * x86_64.cc (Target_x86_64::got_size): Add const.
298 (Target_x86_64::got_entry_count): New function.
299 (Target_x86_64::plt_entry_count): New function.
300 (Target_x86_64::first_plt_entry_offset): New function.
301 (Target_x86_64::plt_entry_size): New function.
302 (Output_data_plt_x86_64::entry_count): New function.
303 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
304 (Output_data_plt_x86_64::get_plt_entry_size): New function.
306 2010-08-12 Cary Coutant <ccoutant@google.com>
308 * archive.cc: Include incremental.h.
309 (Archive::Archive): Initialize incremental_info_.
310 (Archive::include_member): Record archive members in incremental info.
311 (Add_archive_symbols::run): Record begin and end of an archive in
313 (Lib_group::include_member): Record objects in incremental info.
314 * archive.h (Incremental_archive_entry): Forward declaration.
315 (Archive::set_incremental_info): New member function.
316 (Archive::incremental_info): New member function.
317 (Archive::Unused_symbol_iterator): New class.
318 (Archive::unused_symbols_begin): New member function.
319 (Archive::unused_symbols_end): New member function.
320 (Archive::incremental_info_): New data member.
321 * incremental-dump.cc (find_input_containing_global): New function.
322 (dump_incremental_inputs): Dump new incremental info sections.
323 * incremental.cc: Include symtab.h.
324 (Output_section_incremental_inputs): New class.
325 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
326 new incremental info sections.
327 (Sized_incremental_binary::do_check_inputs): Likewise.
328 (Incremental_inputs::report_archive): Remove.
329 (Incremental_inputs::report_archive_begin): New function.
330 (Incremental_inputs::report_archive_end): New function.
331 (Incremental_inputs::report_object): New function.
332 (Incremental_inputs::finalize_inputs): Remove.
333 (Incremental_inputs::report_input_section): New function.
334 (Incremental_inputs::report_script): Rewrite.
335 (Incremental_inputs::finalize): Do nothing but finalize string table.
336 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
337 (Incremental_inputs::sized_create_inputs_section_data): Remove.
338 (Incremental_inputs::create_data_sections): New function.
339 (Incremental_inputs::relocs_entsize): New function.
340 (Output_section_incremental_inputs::set_final_data_size): New function.
341 (Output_section_incremental_inputs::do_write): New function.
342 (Output_section_incremental_inputs::write_header): New function.
343 (Output_section_incremental_inputs::write_input_files): New function.
344 (Output_section_incremental_inputs::write_info_blocks): New function.
345 (Output_section_incremental_inputs::write_symtab): New function.
346 * incremental.h (Incremental_script_entry): Forward declaration.
347 (Incremental_object_entry): Forward declaration.
348 (Incremental_archive_entry): Forward declaration.
349 (Incremental_inputs): Forward declaration.
350 (Incremental_inputs_header_data): Remove.
351 (Incremental_inputs_header): Remove.
352 (Incremental_inputs_header_write): Remove.
353 (Incremental_inputs_entry_data): Remove.
354 (Incremental_inputs_entry): Remove.
355 (Incremental_inputs_entry_write): Remove.
356 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
357 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
358 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
359 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
361 (Incremental_input_entry): New class.
362 (Incremental_script_entry): New class.
363 (Incremental_object_entry): New class.
364 (Incremental_archive_entry): New class.
365 (Incremental_inputs::Incremental_inputs): Initialize new data members.
366 (Incremental_inputs::report_inputs): Remove.
367 (Incremental_inputs::report_archive): Remove.
368 (Incremental_inputs::report_archive_begin): New function.
369 (Incremental_inputs::report_archive_end): New function.
370 (Incremental_inputs::report_object): Change prototype.
371 (Incremental_inputs::report_input_section): New function.
372 (Incremental_inputs::report_script): Change prototype.
373 (Incremental_inputs::get_reloc_count): New function.
374 (Incremental_inputs::set_reloc_count): New function.
375 (Incremental_inputs::create_data_sections): New function.
376 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
377 (Incremental_inputs::inputs_section): New function.
378 (Incremental_inputs::symtab_section): New function.
379 (Incremental_inputs::relocs_section): New function.
380 (Incremental_inputs::get_stringpool): Add const.
381 (Incremental_inputs::command_line): Add const.
382 (Incremental_inputs::inputs): Remove.
383 (Incremental_inputs::command_line_key): New function.
384 (Incremental_inputs::input_file_count): New function.
385 (Incremental_inputs::input_files): New function.
386 (Incremental_inputs::relocs_entsize): New function.
387 (Incremental_inputs::sized_create_inputs_section_data): Remove.
388 (Incremental_inputs::finalize_inputs): Remove.
389 (Incremental_inputs::Input_info): Remove.
390 (Incremental_inputs::lock_): Remove.
391 (Incremental_inputs::inputs_): Change type.
392 (Incremental_inputs::inputs_map_): Remove.
393 (Incremental_inputs::current_object_entry_): New data member.
394 (Incremental_inputs::inputs_section_): New data member.
395 (Incremental_inputs::symtab_section_): New data member.
396 (Incremental_inputs::relocs_section_): New data member.
397 (Incremental_inputs::reloc_count_): New data member.
398 (Incremental_inputs_reader): New class.
399 (Incremental_symtab_reader): New class.
400 (Incremental_relocs_reader): New class.
401 * layout.cc (Layout::finalize): Move finalization of incremental info
402 and creation of incremental info sections to follow finalization of
403 symbol table. Set offsets for postprocessing sections.
404 (Layout::create_incremental_info_sections): Call
405 Incremental_inputs::create_data_sections. Add incremental symtab
406 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
407 sections to layout after input sections.
408 * layout.h (struct Timespec): Forward declaration.
409 (Layout::incremental_inputs): Add const.
410 (Layout::create_incremental_info_sections): Add parameter.
411 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
412 * object.cc: Include incremental.h.
413 (Relobj::finalize_incremental_relocs): New function.
414 (Sized_relobj::do_layout): Record input sections in incremental info.
415 * object.h (Object::output_section): New function.
416 (Object::output_section_offset): Moved from Relobj.
417 (Object::get_incremental_reloc_base): New function.
418 (Object::get_incremental_reloc_count): New function.
419 (Object::do_output_section): New function.
420 (Object::do_output_section_offset): Moved from Relobj.
421 (Object::do_get_incremental_reloc_base): New function.
422 (Object::do_get_incremental_reloc_count): New function.
423 (Object::Object): Initialize new data members.
424 (Relobj::output_section): Renamed do_output_section and moved to
426 (Relobj::output_section_offset): Moved to Object.
427 (Relobj::do_get_incremental_reloc_base): New function.
428 (Relobj::do_get_incremental_reloc_count): New function.
429 (Relobj::allocate_incremental_reloc_counts): New function.
430 (Relobj::count_incremental_reloc): New function.
431 (Relobj::finalize_incremental_relocs): New function.
432 (Relobj::next_incremental_reloc_index): New function.
433 (Relobj::reloc_counts_): New data member.
434 (Relobj::reloc_bases_): New data member.
435 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
436 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
437 (Sized_relobj::incremental_relocs_scan): New function.
438 (Sized_relobj::incremental_relocs_scan_reltype): New function.
439 (Sized_relobj::incremental_relocs_write): New function.
440 (Sized_relobj::incremental_relocs_write_reltype): New function.
441 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
443 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
444 archives and object files elsewhere.
445 (Add_symbols::run): Report object files here.
446 (Finish_group::run): Report end of archive at end of group.
447 * reloc.cc: Include layout.h, incremental.h.
448 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
449 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
450 (Sized_relobj::incremental_relocs_scan): New function.
451 (Sized_relobj::incremental_relocs_scan_reltype): New function.
452 (Sized_relobj::do_relocate_sections): Write incremental relocations.
453 (Sized_relobj::incremental_relocs_write): New function.
454 (Sized_relobj::incremental_relocs_write_reltype): New function.
455 * script.cc (read_input_script): Rewrite test for incremental link.
456 Change call to Incremental_inputs::report_script.
457 * symtab.h (Symbol_table::first_global_index): New function.
458 (Symbol_table::output_count): New function.
460 2010-08-12 Doug Kwan <dougkwan@google.com>
462 * arm.cc (Target_arm::merge_object_attributes): Check command line
463 options --no-wchar-size-warning and --no-enum-size-warning.
464 * options.h (General_options): Add ld-compatible options
465 --no-enum-size-warning and --no-wchar-size-warning.
467 2010-08-04 Ian Lance Taylor <iant@google.com>
469 * x86_64.cc (Target_x86_64::Scan::local): Use
470 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
471 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
472 (Target_x86_64::Scan::global): Likewise.
473 (Target_x86_64::Relocate::relocate): Likewise.
474 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
477 2010-08-03 Cary Coutant <ccoutant@google.com>
479 * merge.cc (Output_merge_string::do_add_input_section): Count strings
480 to reserve space in merged_strings vector. Keep total input size
482 (Output_merge_string::do_print_merge_stats): Print total input size.
483 * merge.h (Output_merge_string): Add input_size_ field.
484 * stringpool.cc (Stringpool_template::string_length): Move
485 implementations out of Stringpool_template class and place in
487 * stringpool.h (string_length): Move out of Stringpool_template.
489 2010-08-03 Ian Lance Taylor <iant@google.com>
492 * layout.cc (relaxation_loop_body): If address of load segment is
493 set, adjust address to include headers if possible.
495 2010-08-03 Ian Lance Taylor <iant@google.com>
497 * version.cc (version_string): Bump to 1.10.
499 2010-08-03 Ian Lance Taylor <iant@google.com>
502 * layout.h (enum Output_section_order): Define.
503 (class Layout): Update declarations.
504 * layout.cc (Layout::get_output_section): Add order parameter.
505 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
506 is_first_non_relro parameters. Change all callers.
507 (Layout::choose_output_section): Likewise.
508 (Layout::add_output_section_data): Likewise.
509 (Layout::make_output_section): Likewise. Set order.
510 (Layout::default_section_order): New function.
511 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
512 * output.cc (Output_section::Output_section): Initialize order_.
513 Don't initialize deleted fields.
514 (Output_segment::Output_segment): Don't initialize deleted
516 (Output_segment::add_output_section_to_load): New function
517 replacing add_output_section. Change all callers to call this or
518 add_output_section_to_nonload.
519 (Output_segment::add_output_section_to_nonload): New function.
520 (Output_segment::remove_output_section): Rewrite.
521 (Output_segment::add_initial_output_data): Likewise.
522 (Output_segment::has_any_data_sections): Likewise.
523 (Output_segment::is_first_section_relro): Likewise.
524 (Output_segment::maximum_alignment): Likewise.
525 (Output_segment::has_dynamic_reloc): New function replacing
526 dynamic_reloc_count. Change all callers.
527 (Output_segment::has_dynamic_reloc_list): New function replacing
528 dynamic_reloc_count_list. Change all callers.
529 (Output_segment::set_section_addresses): Rewrite.
530 (Output_segment::set_offset): Rewrite.
531 (Output_segment::find_first_and_last_list): Remove.
532 (Output_segment::set_tls_offsets): Rewrite.
533 (Output_segment::first_section_load_address): Likewise.
534 (Output_segment::output_section_count): Likewise.
535 (Output_segment::section_with_lowest_load_address): Likewise.
536 (Output_segment::write_section_headers): Likewise.
537 (Output_segment::print_sections_to_map): Likewise.
538 * output.h (class Output_data): Remove dynamic_reloc_count_
539 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
540 (Output_data::add_dynamic_reloc): Rewrite.
541 (Output_data::has_dynamic_reloc): New function.
542 (Output_data::dynamic_reloc_count): Remove.
543 (class Output_section): Add order_ field. Remvoe is_relro_local_,
544 is_last_relro_, is_first_non_relro_, is_interp_,
545 is_dynamic_linker_section_ fields. Add order and set_order
546 functions. Remove is_relro_local, set_is_relro_local,
547 is_last_relro, set_is_last_relro, is_first_non_relro,
548 set_is_first_non_relro functions, is_interp, set_is_interp,
549 is_dynamic_linker_section, and set_is_dynamic_linker_section
551 (class Output_segment): Change Output_data_list from std::list to
552 std:;vector. Add output_lists_ field. Remove output_data_ and
553 output_bss_ fields. Update declarations.
555 2010-08-02 Ian Lance Taylor <iant@google.com>
557 * arm.cc (Target_arm::gc_process_relocs): Use typename.
558 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
559 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
561 2010-08-02 Ian Lance Taylor <iant@google.com>
564 * script.cc (Script_options::Script_options): Initialize
565 symbol_definitions_ and symbol_references_.
566 (Script_options::add_symbol_assignment): Update
567 symbol_definitions_ and symbol_references_.
568 (Script_options::add_symbol_reference): New function.
569 (script_symbol): New function.
570 * script.h (class Script_options): Add symbol_definitions_ and
571 symbol_references_ fields.
572 (Script_options::referenced_const_iterator): New type.
573 (Script_options::referenced_begin): New function.
574 (Script_options::referenced_end): New function.
575 (Script_options::is_referenced): New function.
576 (Script_options::any_unreferenced): New function.
577 * script-c.h (script_symbol): Declare.
578 * yyscript.y (exp): Call script_symbol.
579 * symtab.cc: Include "script.h".
580 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
581 Change all callers. Check symbols referenced by scripts.
582 (Symbol_table::add_undefined_symbols_from_command_line): Add
583 layout parameter. Change all callers.
584 (Symbol_table::do_add_undefined_symbols_from_command_line):
585 Likewise. Break out loop body. Check symbols referenced by
587 (Symbol_table::add_undefined_symbol_from_command_line): New
588 function broken out of
589 do_add_undefined_symbols_from_command_line.
590 * symtab.h (class Symbol_table): Update declarations.
591 * archive.cc: Include "layout.h".
592 (Archive::should_include_member): Add layout parameter. Change
593 all callers. Check for symbol mentioned in expression.
594 * archive.h (class Archive): Update declaration.
595 * object.cc (Sized_relobj::do_should_include_member): Add layout
597 * object.h (Object::should_include_member): Add layout parameter.
599 (Object::do_should_include_member): Add layout parameter.
600 (class Sized_relobj): Update declaration.
601 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
603 * dynobj.h (class Sized_dynobj): Update declaration.
604 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
606 * plugin.h (class Sized_pluginobj): Update declaration.
608 2010-08-02 Ian Lance Taylor <iant@google.com>
611 * output.cc (Output_segment::set_offset): Search for the first and
612 last sections rather than assuming that the list is in order.
613 (Output_segment::find_first_and_last_list): New function.
614 * output.h (class Output_segment): Update declarations.
615 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
616 (relro_strip_test_SOURCES): New variable.
617 (relro_strip_test_DEPENDENCIES): New variable.
618 (relro_strip_test_LDFLAGS): New variable.
619 (relro_strip_test_LDADD): New variable.
620 (relro_strip_test.so): New target.
622 2010-08-02 Ian Lance Taylor <iant@google.com>
624 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
625 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
626 (Target_i386::got_tlsdesc_section): New function.
627 (Target_i386::got_section): Create space for GOT entries for
629 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
631 (Target_i386::Scan::global): Likewise.
632 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
634 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
635 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
636 (Target_x86_64::got_tlsdesc_section): New function.
637 (Target_x86_64::got_section): Create space for GOT entries for
639 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
641 (Target_x86_64::Scan::global): Likewise.
642 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
645 2010-08-02 Ian Lance Taylor <iant@google.com>
647 * testsuite/final_layout.sh: Use dc to convert from hex to
650 2010-07-29 Sriraman Tallam <tmsriram@google.com>
652 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
653 paramter to the call to gold::gc_process_relocs.
654 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
655 paramter to the call to gold::gc_process_relocs.
656 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
657 parameter to the call to gold::gc_process_relocs.
658 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
659 template parameter to the call to gold::gc_process_relocs.
660 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
661 paramter to the call to gold::gc_process_relocs.
662 * gc.h (get_embedded_addend_size): New function.
663 (gc_process_relocs): Save the size of the reloc for use by ICF.
664 * icf.cc (get_section_contents): Get the addend from the text section
665 for SHT_REL relocation sections.
666 * icf.h (Icf::Reloc_addend_size_info): New typedef.
667 (Icf::Reloc_info): Add new member reloc_addend_size_info.
668 * int_encoding.h (read_from_pointer): New overloaded function.
669 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
670 * testsuite/icf_sht_rel_addend_test.sh: New file.
671 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
672 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
674 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
676 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
677 * Makefile.in: Regenerate.
678 * testsuite/Makefile.in: Regenerate.
680 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
682 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
683 * gold/testsuite/debug_msg.cc: Likewise.
684 * gold/testsuite/odr_violation1.cc
685 * gold/testsuite/odr_violation2.cc
687 2010-07-21 Cary Coutant <ccoutant@google.com>
689 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
690 string, and length fields.
691 (Output_merge_string::Merged_strings_list): New type.
692 (Output_merge_string::Merged_strings_lists): New typedef.
693 (Output_merge_string): Replace merged_strings_ with
694 merged_strings_lists_.
695 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
696 Merged_strings_list per input object and section. Don't store pointer
697 to the string. Don't store length with each merged string entry.
698 (Output_merge_string::finalize_merged_data): Loop over list of merged
699 strings lists. Recompute length of each merged string.
701 2010-07-15 Cary Coutant <ccoutant@google.com>
703 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
706 2010-07-14 Ian Lance Taylor <iant@google.com>
708 * descriptors.cc (Descriptors::open): Report correct name in error
711 2010-07-13 Doug Kwan <dougkwan@google.com>
713 * arm.cc (Arm_input_section::Arm_input_section): For a
714 SHT_ARM_EXIDX section, always keeps the input sections.
715 (Arm_input_section::set_exidx_section_link): New method.
716 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
717 has_errors_ to false.
718 (Arm_exidx_input_section::has_errors,
719 Arm_exidx_input_section::set_has_errors): New methods.
720 (Arm_exidx_input_section::has_errors_): New data member.
721 (Arm_relobj::get_exidx_shndx_list): New method.
722 (Arm_output_section::append_text_sections_to_list): Do not skip
723 section without SHF_EXECINSTR.
724 (Arm_output_section::fix_exidx_coverage): Skip input sections with
726 (Arm_relobj::make_exidx_input_section): Add new parameter for text
727 section header. Make error messages more verbose. Check for
728 a non-executable section linked to an EXIDX section.
729 (Arm_relobj::do_read_symbols): Remove error checking, which has been
730 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
731 check that there is no deferred EXIDX section if we exit early.
732 Instead of not making an EXIDX section in case of an error, make one
733 and set the has_errors flag of it.
734 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
735 in a relocatable link.
736 (Target_arm::do_relax): Look for the EXIDX output section instead of
737 assuming that it is called .ARM.exidx.
738 (Target_arm::fix_exidx_coverage): Add a new parameter for input
739 section list. Do not check for SHF_EXECINSTR section flags but
740 skip any input section with errors.
741 * output.cc (Output_section::Output_section): Initialize
742 always_keeps_input_sections_ to false.
743 (Output_section::add_input_section): Check for
744 always_keeps_input_sections_.
745 * output.h (Output_section::always_keeps_input_sections,
746 Output_section::set_always_keeps_input_sections): New methods.
747 (Output_section::always_keeps_input_sections): New data member.
749 2010-07-13 Rafael Espindola <espindola@google.com>
751 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
752 * fileread.h (Input_file): Add try_extra_search_path and find_file.
754 2010-07-13 Philip Herron <herron.philip@googlemail.com>
755 Ian Lance Taylor <iant@google.com>
757 * output.h (Output_section_lookup_maps::add_merge_section):
758 Correct check of whether value was inserted.
759 (Output_section_lookup_maps::add_merge_input_section): Likewise.
760 (Output_section_lookup_maps::add_relaxed_input_section):
762 * arm.cc (Target_arm::got_section): Remove used local os.
763 * i386.cc (Target_i386::got_section): Likewise.
764 * x86_64.cc (Target_x86_64::got_section): Likewise.
765 * sparc.cc (Target_sparc::got_section): Likewise.
766 (Target_sparc::relocate): Remove unused local have_got_offset.
767 * powerpc.cc (Target_powerpc::relocate): Likewise.
769 2010-07-13 Ian Lance Taylor <iant@google.com>
771 * compressed_output.cc (zlib_decompress): Fix signature in
774 * archive.cc (Archive::include_member): Unlock an external member
775 of a thin archive. Don't bother to delete an object we know is
778 2010-07-12 Cary Coutant <ccoutant@google.com>
780 * compressed_output.cc (zlib_decompress): New function.
781 (get_uncompressed_size): New function.
782 (decompress_input_section): New function.
783 * compressed_output.h (get_uncompressed_size): New function.
784 (decompress_input_section): New function.
785 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
786 Handle compressed debug sections.
787 * layout.cc (is_compressed_debug_section): New function.
788 (Layout::output_section_name): Map compressed section names to
790 * layout.h (is_compressed_debug_section): New function.
791 (is_debug_info_section): Recognize compressed debug sections.
792 * merge.cc: Include compressed_output.h.
793 (Output_merge_data::do_add_input_section): Handle compressed
795 (Output_merge_string::do_add_input_section): Handle compressed
797 * object.cc: Include compressed_output.h.
798 (Sized_relobj::Sized_relobj): Initialize new data members.
799 (build_compressed_section_map): New function.
800 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
801 * object.h (Object::section_is_compressed): New method.
802 (Object::do_section_is_compressed): New method.
803 (Sized_relobj::Compressed_section_map): New type.
804 (Sized_relobj::do_section_is_compressed): New method.
805 (Sized_relobj::compressed_sections_): New data member.
806 * output.cc (Output_section::add_input_section): Handle compressed
808 * reloc.cc: Include compressed_output.h.
809 (Sized_relobj::write_sections): Handle compressed debug sections.
811 2010-07-08 Cary Coutant <ccoutant@google.com>
813 * resolve.cc (Symbol_table::resolve): Remember whether undef was
814 weak when resolving to a dynamic def.
815 (Symbol_table::should_override): Add adjust_dyndef flag; set it
816 for weak undef/dynamic def cases. Adjust callers.
817 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
819 (Symbol_table::sized_write_globals): Adjust symbol binding.
820 (Symbol_table::sized_write_symbol): Add binding parameter.
821 * symtab.h (Symbol::set_undef_binding): New method.
822 (Symbol::is_undef_binding_weak): New method.
823 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
824 (Symbol_table::should_override): Add new parameter.
825 (Symbol_table::sized_write_symbol): Add new parameter.
827 * testsuite/weak_undef_file1.cc: Add new test case.
828 * testsuite/weak_undef_file2.cc: Fix header comment.
829 * testsuite/weak_undef_test.cc: Add new test case.
831 2010-06-29 Doug Kwan <dougkwan@google.com>
833 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
834 Initialize USE_SYMBOL_.
835 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
837 (Arm_reloc_property::uses_symbol_): New data member declaration.
838 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
839 uses symbol value and symbol is undefined but not weakly undefined.
841 2010-06-28 Rafael Espindola <espindola@google.com>
843 * plugin.cc (Plugin::load): Use dlerror.
845 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
847 * symtab.cc (detect_odr_violations): When reporting an ODR
848 violation, report an object where the symbol is defined.
850 2010-06-25 Doug Kwan <dougkwan@google.com>
852 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
853 (Target_arm::section_may_have_icf_unsafe_pointers): New method
855 (Target_arm::Scan::local_reloc_may_be_function_pointer,
856 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
857 target hook to detect function points.
858 (Target_arm::Scan::possible_function_pointer_reloc): New method.
859 * icf.h (Icf::check_section_for_function_pointers): Change type of
860 parameter SECTION_NAME to const reference to std::string. Use
861 target hook to determine if section may have unsafe pointers.
862 * target.h (Target::section_may_have_icf_unsafe_pointers): New
865 2010-06-21 Rafael Espindola <espindola@google.com>
867 * fileread.cc (Input_file::find_fie): New
868 (Input_file::open): Use Input_file::find_fie.
869 * fileread.h (Input_file::find_fie): New
870 * plugin.cc (set_extra_library_path): New.
871 (Plugin::load): Add set_extra_library_path to the transfer vector.
872 (Plugin_manager::set_extra_library_path): New.
873 (Plugin_manager::add_input_file): Use the extra search path if set.
874 (set_extra_library_path(): New.
875 * plugin.h (Plugin_manager): Add set_extra_library_path and
878 2010-06-19 Cary Coutant <ccoutant@google.com>
880 * layout.cc (gdb_sections): Add .debug_types.
881 (lines_only_debug_sections): Likewise.
883 2010-06-18 Rafael Espindola <espindola@google.com>
885 * plugin.cc (add_input_file,add_input_library)
886 (Plugin_manager::add_input_file): Make filename arguments const.
887 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
890 2010-06-16 Doug Kwan <dougkwan@google.com>
892 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
893 .ARM.attributes section if we have not merged any input
896 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
898 * arm.cc: Allow combining objects with no EABI version
901 2010-06-15 Rafael Espindola <espindola@google.com>
903 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
905 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
907 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
908 (struct iovec): Correct !HAVE_READV definition.
910 2010-06-10 Cary Coutant <ccoutant@google.com>
912 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
913 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
915 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
918 * symtab.h (Symbol::is_placeholder): New member function.
919 * target-reloc.h (relocate_section): Check for placeholder symbols.
921 * testsuite/Makefile.am (plugin_test_8): New test.
922 (plugin_test_9): New test.
923 * testsuite/Makefile.in: Regenerate.
925 2010-06-09 Nick Clifton <nickc@redhat.com>
927 * yyscript.y (input_list_element): Allow strings prefixed with
928 the '-' character. Treat these as libraries.
929 * script.cc (script_add_library): New function. Adds a library
930 specified by "-l<name>" found in an input script.
931 * script-c.h: Add prototype for script_add_library.
933 2010-06-07 Doug Kwan <dougkwan@google.com>
935 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
936 Restrict stub-group size to be within long conditional branch
937 range when working around cortex-A8 erratum.
939 2010-06-07 Damien Diederen <dd@crosstwine.com>
941 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
944 2010-06-03 Sriraman Tallam <tmsriram@google.com>
948 (Output_section::Input_section_sort_entry::compare_section_ordering):
949 Change to return non-zero correctly.
950 (Output_section::Input_section_sort_section_order_index_compare
951 ::operator()): Change to fix ambiguity in comparisons.
953 2010-06-01 Sriraman Tallam <tmsriram@google.com>
955 * gold.h (is_wildcard_string): New function.
956 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
957 (Layout::layout_eh_frame): Ditto.
958 (Layout::find_section_order_index): New method.
959 (Layout::read_layout_from_file): New method.
960 * layout.h (Layout::find_section_order_index): New method.
961 (Layout::read_layout_from_file): New method.
962 (Layout::input_section_position_): New private member.
963 (Layout::input_section_glob_): New private member.
964 * main.cc (main): Call read_layout_from_file here.
965 * options.h (--section-ordering-file): New option.
966 * output.cc (Output_section::input_section_order_specified_): New
968 (Output_section::Output_section): Initialize new member.
969 (Output_section::add_input_section): Add new parameter.
970 Keep input sections when --section-ordering-file is used.
971 (Output_section::set_final_data_size): Sort input sections when
972 section ordering file is specified.
973 (Output_section::Input_section_sort_entry): Add new parameter.
975 (Output_section::Input_section_sort_entry::compare_section_ordering):
977 (Output_section::Input_section_sort_compare::operator()): Change to
978 consider section_order_index.
979 (Output_section::Input_section_sort_init_fini_compare::operator()):
980 Change to consider section_order_index.
981 (Output_section::Input_section_sort_section_order_index_compare
982 ::operator()): New method.
983 (Output_section::sort_attached_input_sections): Change to sort
984 according to section order when specified.
985 (Output_section::add_input_section<32, true>): Add new parameter.
986 (Output_section::add_input_section<64, true>): Add new parameter.
987 (Output_section::add_input_section<32, false>): Add new parameter.
988 (Output_section::add_input_section<64, false>): Add new parameter.
989 * output.h (Output_section::add_input_section): Add new parameter.
990 (Output_section::input_section_order_specified): New
992 (Output_section::set_input_section_order_specified): New method.
993 (Input_section::Input_section): Initialize section_order_index_.
994 (Input_section::section_order_index): New method.
995 (Input_section::set_section_order_index): New method.
996 (Input_section::section_order_index_): New member.
997 (Input_section::Input_section_sort_section_order_index_compare): New
999 (Output_section::input_section_order_specified_): New member.
1000 * script-sections.cc (is_wildcard_string): Delete and move modified
1002 (Output_section_element_input::Output_section_element_input): Modify
1003 call to is_wildcard_string.
1004 (Output_section_element_input::Input_section_pattern
1005 ::Input_section_pattern): Ditto.
1006 (Output_section_element_input::Output_section_element_input): Ditto.
1007 * testsuite/Makefile.am (final_layout): New test case.
1008 * testsuite/Makefile.in: Regenerate.
1009 * testsuite/final_layout.cc: New file.
1010 * testsuite/final_layout.sh: New file.
1012 2010-06-01 Rafael Espindola <espindola@google.com>
1014 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1016 2010-06-01 Rafael Espindola <espindola@google.com>
1018 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1019 visibility of symbols.
1021 2010-05-27 Doug Kwan <dougkwan@google.com>
1023 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1024 from start of output section instead of address for a local symbol
1025 in a merged or relaxed section when doing a relocatable link.
1027 2010-05-26 Rafael Espindola <espindola@google.com>
1030 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1031 adding sections the garbage collector removed.
1032 * gold/testsuite/Makefile.am: Add test.
1033 * gold/testsuite/Makefile.in: Regenerate.
1034 * gold/testsuite/plugin_test_7.sh: New.
1035 * gold/testsuite/plugin_test_7_1.c: New.
1036 * gold/testsuite/plugin_test_7_2.c: New.
1038 2010-05-26 Rafael Espindola <espindola@google.com>
1040 * script-sections.cc (Output_section_definition::set_section_addresses):
1041 Check for --section-start.
1043 2010-05-26 Doug Kwan <dougkwan@google.com>
1045 * arm.cc (Arm_scan_relocatable_relocs): New class.
1046 (Target_arm::relocate_special_relocatable): New method.
1047 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1048 (Arm_relocate_functions::thumb_branch_common): Same.
1049 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1050 instead of Default_scan_relocatable_relocs.
1051 * target-reloc.h (relocate_for_relocatable): Let target handle
1052 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1053 * target.h (Sized_target::relocate_special_relocatable): New method.
1055 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1057 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1059 2010-05-23 Doug Kwan <dougkwan@google.com>
1061 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1063 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1064 with a direct branch, not a conditional branch, to a stub.
1065 * merge.cc (Output_merge_base::record_input_section): New method
1067 (Output_merge_data::do_add_input_section): Record input section if
1068 keeps-input-sections flag is set.
1069 (Output_merge_string::do_add_input_section): Ditto.
1070 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1071 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1073 (Output_merge_base::keeps_input_sections,
1074 Output_merge_base::set_keeps_input_sections,
1075 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1077 (Output_merge_base::Input_sections): New type declaration.
1078 (Output_merge_base::input_sections_begin,
1079 Output_merge_base::input_sections_end,
1080 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1081 (Output_merge_base::bool keeps_input_sections_,
1082 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1083 Output_merge_base::input_sections_): New data members.
1084 (Output_merge_data::do_set_keeps_input_sections): New method
1086 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1087 * output.cc (Output_section::Input_section::relobj): Move method
1088 defintion from class declaration to here and handle merge sections.
1089 (Output_section::Input_section::shndx): Ditto.
1090 (Output_section::Output_section): Remove initializations of removed
1091 data members and initialize new data member LOOKUP_MAPS_.
1092 (Output_section::add_input_section): Set keeps-input-sections flag
1093 for a newly created merge output section as appropriate. Adjust code
1094 to use Output_section_lookup_maps class.
1095 (Output_section::add_relaxed_input_section): Adjst code for lookup
1096 maps code refactoring.
1097 (Output_section::add_merge_input_section): Add a new parameter
1098 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1099 class. If adding input section to a newly created merge output
1100 section fails, remove the new merge section.
1101 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1102 Adjust code for use of the Output_section_lookup_maps class.
1103 (Output_section::find_merge_section): Ditto.
1104 (Output_section::build_lookup_maps): New method defintion.
1105 (Output_section::find_relaxed_input_section): Adjust code to use
1106 Output_section_lookup_maps class.
1107 (Output_section::get_input_sections): Export merge sections. Adjust
1108 code to use Output_section_lookup_maps class.
1109 (Output_section:::add_script_input_section): Adjust code to use
1110 Output_section_lookup_maps class. Update lookup maps for merge
1112 (Output_section::discard_states): Use Output_section_lookup_maps.
1113 (Output_section::restore_states): Same.
1114 * output.h (Merge_section_properties): Move class defintion out of
1116 (Output_section_lookup_maps): New class.
1117 (Output_section::Input_section::is_merge_section): New method
1119 (Output_section::Input_section::relobj): Move defintion out of class
1120 defintion. Declare method only.
1121 (Output_section::Input_section::shndx): Ditto.
1122 (Output_section::Input_section::output_merge_base): New method defintion.
1123 (Output_section::Input_section::u2_.pomb): New union field.
1124 (Output_section::Merge_section_by_properties_map,
1125 Output_section::Output_section_data_by_input_section_map,
1126 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1128 (Output_section::add_merge_input_section): Add new parameter
1129 KEEPS_INPUT_SECTIONS.
1130 (Output_section::build_lookup_maps): New method declaration.
1131 (Output_section::merge_section_map_,
1132 Output_section::merge_section_by_properties_map_,
1133 Output_section::relaxed_input_section_map_,
1134 Output_section::is_relaxed_input_section_map_valid_): Remove data
1136 (Output_section::lookup_maps_): New data member.
1138 2010-05-21 Doug Kwan <dougkwan@google.com>
1141 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1142 avoid a compilation error.
1144 2010-05-19 Rafael Espindola <espindola@google.com>
1146 * script-sections.cc (Output_section_definition::allocate_to_segment):
1147 Update the phdrs_list even when the output section is NULL.
1148 * testsuite/Makefile.am: Add test.
1149 * testsuite/Makefile.in: Regenerate.
1150 * testsuite/script_test_9.cc: New.
1151 * testsuite/script_test_9.sh: New.
1152 * testsuite/script_test_9.t: New.
1154 2010-05-19 Doug Kwan <dougkwan@google.com>
1156 * arm.cc (Arm_input_section::original_size): New method.
1157 (Arm_input_section::do_addralign): Add a cast.
1158 (Arm_input_section::do_output_offset): Remove static cast.
1159 (Arm_input_section::original_addralign,
1160 Arm_input_section::original_size_): Change type to uint32_t.
1161 (Arm_input_section::init): Add safe casts for section alignment
1163 (Arm_input_section::set_final_data_size): Do not set address and
1164 offset of stub table.
1165 (Arm_output_section::fix_exidx_coverage): Change use of of
1166 Output_section::Simple_input_section to that of
1167 Output_section::Input_section.
1168 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1169 except for the first pass.
1170 * output.cc (Output_section::get_input_sections): Change type of
1171 input_sections to std::list<Input_section>.
1172 (Output_section::add_script_input_section): Rename from
1173 Output_section::add_simple_input_section. Change type of SIS
1174 parameter from Simple_input_section to Input_section.
1175 * output.h (Output_section::Simple_input_section): Remove class.
1176 (Output_section::Input_section): Change class visibility to public.
1177 (Output_section::Input_section::addralign): Use stored alignments
1178 for special input sections if set.
1179 (Output_section::Input_section::set_addralign): New method.
1180 (Output_section::get_input_sections): Change parameter type from
1181 list of Simple_input_section to list of Input_section.
1182 (Output_section::add_script_input_section): Rename from
1183 Output_section::add_simple_input_section. Change first parameter's
1184 type from Simple_input_section to Input_section and remove the
1185 second and third parameters.
1186 * script-sections.cc (Input_section::Input_section_list): Change
1187 type to list of Output_section::Input_section/
1188 (Input_section_info::Input_section_info): Change parameter type of
1189 INPUT_SECTION to Output_section::Input_section.
1190 (Input_section_info::input_section): Change return type.
1191 (Input_section_info::input_section_): Change type to
1192 Output_section::Input_section.
1193 (Output_section_element_input::set_section_addresses): Adjust code
1194 to use Output_section::Input_section instead of
1195 Output_section::Simple_input_section. Adjust code for renaming
1196 of Output_section::add_simple_input_section.
1197 (Orphan_output_section::set_section_addresses): Ditto.
1199 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1201 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1202 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1204 2010-05-18 Rafael Espindola <espindola@google.com>
1206 * options.cc (General_options::finalize): Handle -nostdlib.
1207 * options.h (nostdlib): New option.
1208 * script.cc (script_add_search_dir): Handle -nostdlib.
1210 2010-05-12 Doug Kwan <dougkwan@google.com>
1212 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1213 attributes section only if there no attributes section after merging.
1214 (Target_arm::merge_object_attributes): Move value of
1215 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1216 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1217 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1218 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1219 and arm_attr_merge_7.stdout.
1220 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1221 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1222 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1223 arm_attr_merge_7b.o): New rules.
1224 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1226 * testsuite/Makefile.in: Regenerate.
1227 * testsuite/arm_attr_merge.sh: New file.
1228 * testsuite/arm_attr_merge_[67][ab].s: Same.
1230 2010-05-05 Nick Clifton <nickc@redhat.com>
1232 * po/es.po: Updated Spanish translation.
1234 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1236 * Makefile.am (install-exec-local): Properly install gold as
1237 default cross linker.
1238 * Makefile.in: Regenerated.
1240 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1241 Nick Clifton <nickc@redhat.com>
1243 * configure.ac (install_as_default): Define and set to false
1244 unless --enable-gold or --enable-gold=both/gold has been
1246 * configure: Regenerate.
1248 * Makefile.am (install-exec-local): Install the executable as
1249 'ld.gold'. If install_as_default is true then also install it as
1251 * Makefile.in: Regenerated.
1253 2010-04-24 Ian Lance Taylor <iant@google.com>
1255 * layout.cc (Layout::layout_reloc): In relocatable link don't
1256 combine reloc sections for grouped sections.
1258 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1260 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1261 sections that are not ordinary to icf.
1262 * icf.cc (get_section_contents): Handle relocation pointing to section
1263 with no object or shndx information.
1264 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1265 * testsuite/Makefile.in: Regenerate.
1266 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1267 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1269 2010-04-22 Ian Lance Taylor <iant@google.com>
1271 * expression.cc (Expression::Expression_eval_info): Add
1272 result_alignment_pointer field.
1273 (Expression::eval_with_dot): Add result_alignment_pointer
1274 parameter. Change all callers.
1275 (Expression::eval_maybe_dot): Likewise.
1276 (class Binary_expression): Add alignment_pointer parameter to
1277 left_value and right_value. Change all callers.
1278 (BINARY_EXPRESSION): Set result alignment.
1279 (class Trinary_expression): Add alignment_pointer parameter to
1280 arg2_value and arg3_value. Change all callers.
1281 (Trinary_cond::value): Set result alignment.
1282 (Max_expression::value, Min_expression::value): Likewise.
1283 (Align_expression::value): Likewise.
1284 * script-sections.cc (class Sections_element): Add dot_alignment
1285 parameter to set_section_addresses virtual function. Update
1287 (class Output_section_element): Likewise.
1288 (Script_sections::create_segments): Add dot_alignment parameter.
1290 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1291 (Script_sections::set_phdrs_clause_addresses): Likewise.
1292 * script-sections.h: Update declarations.
1293 * script.h: Update declarations.
1294 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1296 * testsuite/script_test_3.t: Set large alignment.
1297 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1298 segment has expected alignment.
1300 2010-04-22 Nick Clifton <nickc@redhat.com>
1302 * po/gold.pot: Updated by the Translation project.
1303 * po/vi.po: Updated Vietnamese translation.
1305 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1307 * testsuite/Makefile.am (check_PROGRAMS): Add
1308 icf_virtual_function_folding_test.
1309 * testsuite/Makefile.in: Regenerated.
1311 2010-04-15 Andrew Haley <aph@redhat.com>
1313 * options.h (merge_exidx_entries): New option.
1314 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1315 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1316 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1317 (Target_arm::merge_exidx_entries): New function.
1318 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1319 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1320 to Arm_exidx_fixup constructor.
1321 Add new arg, merge_exidx_entries.
1322 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1323 Arm_output_section::fix_exidx_coverage.
1325 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1327 * icf.cc (get_section_contents): Check for preemptible functions.
1328 Ignore addend when appropriate.
1329 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1331 (add_from_relobj): Check for section folded.
1332 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1333 * symtab.h (should_add_dynsym_entry): Add new parameter.
1334 * target-reloc.h (scan_relocs): Check for section folded.
1335 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1336 Check reloc types for function pointers in shared objects.
1337 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1339 (icf_preemptible_functions_test): New test case.
1340 (icf_string_merge_test): New test case.
1341 * testsuite.Makefile.in: Regenerate.
1342 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1343 bar_glob. Refactor code.
1344 * testsuite/icf_preemptible_functions_test.cc: New file.
1345 * testsuite/icf_preemptible_functions_test.sh: New file.
1346 * testsuite/icf_string_merge_test.cc: New file.
1347 * testsuite/icf_string_merge_test.sh: New file.
1348 * testsuite/icf_virtual_function_folding_test.cc: New file.
1349 * testsuite/icf_virtual_function_folding_test.sh: New file.
1351 2010-04-14 Doug Kwan <dougkwan@google.com>
1353 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1354 for local symbol recounting if we remove a section due to ICF.
1355 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1356 there are no regular objects in input.
1358 2010-04-13 Doug Kwan <dougkwan@google.com>
1360 * arm.cc (Arm_input_section::set_final_data_size): Compute
1361 accurate final data size instead of using current data size.
1363 2010-04-09 Doug Kwan <dougkwan@google.com>
1365 * layout.cc (Layout::choose_output_section): Handle script section
1367 (Layout::make_output_section_for_script): Add section type parameter.
1368 Handle script section types.
1369 * layout.h (Layout::make_output_section_for_script): Add section
1371 * output.cc (Output_section::Output_section): Initialize data member
1373 (Output_section::do_reset_address_and_file_offset): Do not set address
1374 to 0 if section is a NOLOAD section.
1375 * output.h (Output_section::is_noload): New method.
1376 (Output_section::set_is_noload): Ditto.
1377 (Output_section::is_noload_): New data member.
1378 * script-c.h (Script_section_type): New enum type.
1379 (struct Parser_output_section_header): Add new file section_type.
1380 * script-sections.cc (Sections_element::output_section_name): Add
1381 parameter for returning script section type.
1382 (Output_section_definition::output_section_name): Ditto.
1383 (Output_section_definition::section_type)P; New method.
1384 (Output_section_definiton::script_section_type_name): Ditto.
1385 (Output_section_definition::script_section_type_): New data member.
1386 (Output_section_definition::Output_section_definition): Initialize
1387 data member Output_section_definition::script_section_type_.
1388 (Output_section_definition::create_sections): Pass script section type
1389 to Layout::make_output_section_for_script.
1390 (Output_section_definition::output_section_name): Return script
1391 section type to caller.
1392 (Output_section_definition::set_section_address): Do not advance
1393 dot value and load address if section type is NOLOAD. Set address
1394 of NOLOAD sections regardless of section flags.
1395 (Output_section_definition::print): Print section type if it is
1396 not SCRIPT_SECTION_TYPE_NONE.
1397 (Output_section_definition::section_type): New method.
1398 (Output_section_definition::script_section_type_name): Ditto.
1399 (Script_sections::output_section_name): Add new parameter
1400 PSECTION_TYPE for returning script section type. Pass it to
1401 section elements. Handle discard sections.
1402 (Sort_output_sections::operator()): Handle NOLOAD sections.
1403 * script-sections.h (Script_sections::Section_type): New enum type.
1404 (Script_sections::output_section_name): Add a new parameter for
1405 returning script section type.
1406 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1408 * yyscript.y (union): Add new field SECTION_TYPE.
1409 (COPY, DSECT, INFO, NOLOAD): New tokens.
1410 (opt_address_and_section_type): Change type to output_section_header.
1411 (section_type): New non-terminal
1412 (section_header): Handle section type.
1413 (opt_address_and_section_type): Return section type value.
1415 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1417 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1418 * testsuite/plugin_common_test_2.c (foo): Likewise.
1420 2010-04-08 Doug Kwan <dougkwan@google.com>
1422 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1424 * output.cc (Output_section::add_merge_input_section): Simplify
1425 code and return status of Output_merge_base::add_input_section.
1426 Update merge section map only if Output_merge_base::add_input_section
1429 2010-04-07 Doug Kwan <dougkwan@google.com>
1431 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1432 if section is marked as containing instructions but has no mapping
1434 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1435 correct section index.
1436 (Arm_relobj::find_linked_text_section): Ditto.
1438 2010-04-07 Cary Coutant <ccoutant@google.com>
1440 * archive.cc (include_member): Destroy Read_symbols_data object before
1442 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1443 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1444 (Read_symbols_data::~Read_symbols_data) New destructor.
1445 (Section_relocs::Section_relocs) New constructor.
1446 (Section_relocs::~Section_relocs) New destructor.
1447 (Read_relocs_data::Read_relocs_data) New constructor.
1448 (Read_relocs_data::~Read_relocs_data) New destructor.
1449 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1450 pointers to NULL after deleting.
1452 2010-04-07 Doug Kwan <dougkwan@google.com>
1454 * arm.cc: Replace "endianity" with "endianness" in comments.
1455 (Arm_exidx_cantunwind): Ditto.
1456 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1457 (Arm_relobj::merge_flags_and_attributes): New method.
1458 (Arm_relobj::merge_flags_and_attributes_): New data member.
1459 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1460 (Arm_relobj::scan_sections_for_stubs): Ditto.
1461 (Arm_relobj::do_read_symbols): Check to see if we really want to
1462 merge processor-specific flags and attributes. Exit early if
1463 an object is empty except for section names and the undefined symbol.
1464 (Target_arm::do_finalize_sections): Move check for ELF format to
1465 Arm_relobj::do_read_symbols. Merge processor specific flags and
1466 attributes from a regular object only when we have determined that
1467 it is aapropriate. Do not create an .ARM.attributes section in
1468 output if there is no regular input object.
1469 (Target_arm::merge_processor_specific_flags): Check
1470 --warn-mismatch before printing any error.
1471 (Target_arm::merge_object_attributes): Ditto.
1472 * gold.cc (queue_middle_tasks): Handle the case in which there is
1473 no regular object in input.
1474 * options.cc (General_options::parse_EB): New method.
1475 (General_options::parse_EL): Same.
1476 (General_options::General_options): Initialize endianness_.
1477 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1479 (General_options::Endianness): New enum.
1480 (General_options::endianness): New method.
1481 (General_options::endianness_): New data member.
1482 * parameters.cc (Parameters::set_options): Check target endianness.
1483 (Parameters::set_target_once): Ditto.
1484 (Parameters::check_target_endianness): New method.
1485 (parameters_force_valid_target): If either -EL or -EB is specified,
1486 use it to define endianness of default target.
1487 * parameters.h (Parameters::check_target_endianness): New method
1489 * target.h (class Target): Change "endianity" to "endianness"
1492 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1494 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1495 * configure: Regenerate.
1496 * Makefile.in: Regenerate.
1497 * testsuite/Makefile.in: Regenerate.
1499 2010-04-06 Cary Coutant <ccoutant@google.com>
1502 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1503 prevailing definitions of common symbols.
1504 * testsuite/plugin_test_6.sh: New test case.
1505 * testsuite/plugin_common_test_1.c: New test case.
1506 * testsuite/plugin_common_test_2.c: New test case.
1507 * testsuite/Makefile.am (plugin_test_6): New test case.
1508 * testsuite/Makefile.in: Regenerate.
1510 2010-04-06 Nick Clifton <nickc@redhat.com>
1512 * po/vi.po: New Vietnamese translation.
1514 2010-03-30 Doug Kwan <dougkwan@google.com>
1516 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1518 2010-03-25 Doug Kwan <dougkwan@google.com>
1520 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1521 to avoid a conversion warning on a 32-bit host.
1523 2010-03-24 Ian Lance Taylor <iant@google.com>
1525 * testsuite/script_test_3.t: Add a TLS segment.
1526 * testsuite/Makefile.am (check_PROGRAMS): Add
1527 tls_phdrs_script_test.
1528 (tls_phdrs_script_test_SOURCES): Define.
1529 (tls_phdrs_script_test_DEPENDENCIES): Define.
1530 (tls_phdrs_script_test_LDFLAGS): Define.
1531 (tls_phdrs_script_test_LDADD): Define.
1532 * testsuite/Makefile.in: Rebuild.
1534 2010-03-23 Cary Coutant <ccoutant@google.com>
1536 * fileread.cc (find_or_make_view): Fix comment.
1538 2010-03-23 Ian Lance Taylor <iant@google.com>
1540 * script-sections.cc (class Orphan_section_placement): Define
1541 PLACE_TLS and PLACE_TLS_BSS.
1542 (Orphan_section_placement::Orphan_section_placement): Initialize
1544 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1545 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1546 (tls_script_test_SOURCES): Define.
1547 (tls_script_test_DEPENDENCIES): Define.
1548 (tls_script_test_LDFLAGS): Define.
1549 (tls_script_test_LDADD): Define.
1550 * testsuite/Makefile.in: Rebuild.
1552 2010-03-22 Doug Kwan <dougkwan@google.com>
1554 * arm.cc (Arm_relocate_functions::abs8,
1555 Arm_relocate_functions::abs16): Use correct check for overflow
1556 specified in the ARM ELF specs.
1557 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1558 target of a BLX instruction specially.
1559 (Reloc_stub::stub_type_for_reloc): Ditto.
1560 (Relocate::relocate): Use symbolic names instead of numeric relocation
1561 codes to report error.
1562 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1564 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1565 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1566 thumb2_blx_out_of_range.stdout
1567 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1568 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1569 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1570 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1571 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1572 thumb2_blx_in_range, thumb2_blx_in_range.o,
1573 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1574 thumb2_blx_out_of_range.o): New rules.
1575 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1576 thumb2_blx_in_range and thumb2_blx_out_of_range.
1577 * testsuite/Makefile.in: Regenerate.
1578 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1579 * testsuite/thumb_blx_in_range.s: New file.
1580 * testsuite/thumb_blx_out_of_range.s: New file.
1582 2010-03-22 Rafael Espindola <espindola@google.com>
1584 * archive.cc (Should_include): Move to archive.h.
1585 (should_include_member): Make it a member of Archive.
1587 (Add_lib_group_symbols): New.
1588 * archive.h: Include options.h.
1589 (Archive_member): Moved from Archive.
1590 (Should_include): Moved from archive.cc.
1592 (Add_lib_group_symbols): New.
1593 * dynobj.cc (do_should_include_member): New.
1594 * dynobj.h (do_should_include_member): New.
1595 * gold.cc (queue_initial_tasks): Update call to queue.
1596 * main.cc (main): Print lib group stats.
1597 * object.cc (do_should_include_member): New.
1598 * object.h: Include archive.h.
1599 (Object::should_include_member): New.
1600 (Object::do_should_include_member): New.
1601 (Sized_relobj::do_should_include_member): New.
1602 * options.cc (General_options::parse_start_lib): New.
1603 (General_options::parse_end_lib): New.
1604 (Input_arguments::add_file): Handle lib groups.
1605 (Input_arguments::start_group): Check we are not in a lib.
1606 (Input_arguments::start_lib): New.
1607 (Input_arguments::end_lib): New.
1608 * options.h (General_options): Add start_lib and end_lib.
1609 (Input_argument::lib_): New.
1610 (Input_argument::lib): New.
1611 (Input_argument::is_lib): New.
1612 (Input_file_lib): New.
1613 (Input_arguments::in_lib_): New.
1614 (Input_arguments::in_lib): New.
1615 (Input_arguments::start_lib): New.
1616 (Input_arguments::end_lib_): New.
1617 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1618 in unused members as preempted.
1619 (Sized_pluginobj::do_should_include_member): New.
1620 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1621 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1623 (Read_symbols::do_whole_lib_group): New.
1624 (Read_symbols::do_lib_group): New.
1625 (Read_symbols::do_read_symbols): Handle lib groups.
1626 (Read_symbols::get_name): Handle lib groups.
1627 * readsyms.h (Read_symbols): Add an archive member pointer.
1628 (Read_symbols::do_whole_lib_group): New.
1629 (Read_symbols::do_lib_group): New.
1630 (Read_symbols::member_): New.
1631 * script.cc (read_input_script): Update call to queue_soon.
1633 2010-03-19 Doug Kwan <dougkwan@google.com>
1635 * arm.cc (Stub_table::Stub_table): Initialize new data members
1636 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1637 (Stub_table::add_reloc_stub): Assign stub offset and update
1638 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1639 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1641 (Stub_table::update_data_size_and_addralign): Use
1642 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1643 instead of going over all reloc stubs.
1644 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1645 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1646 Stringpool_template::offset_ to size of Stringpool_char.
1647 (Stringpool_template::new_key_offset): Remove code to initialize
1648 Stringpool_template::offset_.
1649 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1650 Stringpool_template::offset_ to zero.
1652 2010-03-15 Doug Kwan <dougkwan@google.com>
1654 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1656 (Stringpool_template::new_key_offset): New method.
1657 (Stringpool_template::add_string): Assign offsets when adding new
1659 (Stringpool_template::set_string_offsets): Do not set string offsets
1660 when not optimizing.
1661 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1663 (Chunked_vector::clear): Clear size_.
1664 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1665 (Chunked_vector::size): Return size_.
1666 (Chunked_vector::push_back): Use size_ to find insert position.
1667 (Chunked_vector::size_): New data member.
1668 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1669 (Stringpool_template::new_key_offset): New method declaration.
1670 (Stringpool_template::offset_): New data member.
1672 2010-03-15 Rafael Espindola <espindola@google.com>
1674 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1675 Add_symbols' constructor.
1676 * readsyms.h (Add_symbols): Remove the input_group member.
1678 2010-03-10 Ian Lance Taylor <iant@google.com>
1680 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1681 target to ask whether a reference to a symbol requires a stack
1683 * target.h (Target::is_call_to_non_split): New function.
1684 (Target::do_is_call_to_non_split): Declare virtual function.
1685 * target.cc: Include "symtab.h".
1686 (Target::do_is_call_to_non_split): New function.
1687 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1689 2010-03-10 Cary Coutant <ccoutant@google.com>
1691 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1692 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1693 (File_read::open[2]): Add whole_file_view_ to list of views.
1694 (File_read::make_view): Remove test of whole_file_view_.
1695 (File_read::find_or_make_view): Create whole_file_view_ if
1697 (File_read::clear_views): Replace bool parameter with enum;
1698 adjust all callers. Don't delete views with permanent data;
1699 do delete cached views and views from archives if
1700 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1701 if clearing the corresponding view.
1702 * fileread.h (File_read::Clear_views_mode): New enum.
1703 (File_read::View::is_permanent_view): New method.
1704 (File_read::clear_views): Replace bool parameter
1705 with enum; adjust all callers.
1706 * options.h (General_options): Change keep_files_mapped option;
1707 add map_whole_files.
1708 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1710 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1713 2010-03-10 David S. Miller <davem@davemloft.net>
1715 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1717 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1719 * icf.cc (get_section_contents): Add '@' marker after processing the
1722 2010-03-08 Doug Kwan <dougkwan@google.com>
1724 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1725 due to a conversion warning.
1726 (Arm_relobj::update_output_local_symbol_count): Check for local
1727 symbol with unset output index.
1729 2010-03-05 Ian Lance Taylor <iant@google.com>
1731 * options.h (class General_options): Add --spare-dynamic-tags.
1732 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1733 --spare-dynamic-tags.
1735 2010-03-05 Ian Lance Taylor <iant@google.com>
1737 * incremental.cc: Include "libiberty.h".
1739 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1741 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1742 function, is_info_ member.
1743 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1744 (Versions::Versions): Update caller.
1745 (Versions::define_base_version): Likewise.
1746 (Versions::add_def): Likewise.
1748 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1750 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1751 (Scan::possible_function_pointer_reloc): New function.
1752 (Scan::local_reloc_may_be_function_pointer): Change to call
1753 possible_function_pointer_reloc.
1754 (Scan::global_reloc_may_be_function_pointer): Ditto.
1755 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1756 relocations in ".data.rel.ro._ZTV" section.
1757 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1758 * testsuite/icf_safe_so_test.cc: Ditto.
1759 * testsuite/icf_safe_test.cc: Ditto.
1760 * testsuite/icf_safe_test.sh: Ditto.
1762 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1763 Ian Lance Taylor <iant@google.com>
1765 * target-reloc.h (relocate_section): Check the symbol table index
1766 for -1U before setting the local symbol index.
1767 (scan_relocatable_relocs): If copying the relocation, record that
1768 the local symbol is required.
1769 * object.h (Symbol_value::is_output_symtab_index_set): New
1771 (Symbol_value::may_be_discarded_from_output_symtab): New
1773 (Symbol_value::has_output_symtab_entry): New function.
1774 (Symbol_value::needs_output_symtab_entry): Remove.
1775 (Symbol_value::output_symtab_index): Make sure the symbol index is
1777 (Symbol_value::set_output_symtab_index): Make sure the symbol
1778 index is not set. Make sure the new index is valid.
1779 (Symbol_value::set_must_have_output_symtab_entry): New function.
1780 (Symbol_value::has_output_dynsym_entry): New function.
1781 (Symbol_value::set_output_dynsym_index): Make sure the new index
1783 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1784 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1785 local symbol if permitted.
1786 (Sized_relobj::do_finalize_local_symbols): Call
1787 is_output_symtab_index_set rather than needs_output_symtab_entry.
1788 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1789 rather than needs_output_symtab_entry. Call
1790 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1791 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1792 is_output_symtab_index_set rather than needs_output_symtab_entry.
1793 * testsuite/discard_locals_relocatable_test.c: New file.
1794 * testsuite/discard_locals_test.sh: Test -r.
1795 * testsuite/Makefile.am (check_DATA): Add
1796 discard_locals_relocatable_test1.syms,
1797 discard_local_relocatable_test2.syms.
1798 (MOSTLYCLEANFILES): Likewise. Also add
1799 discard_locals_relocatable_test1.lout and
1800 discard_locals_relocatable_test2.out.
1801 (discard_locals_relocatable_test1.syms): New target.
1802 (discard_locals_relocatable_test.o): New target.
1803 (discard_locals_relocatable_test1.out): New target.
1804 (discard_locals_relocatable_test2.syms): New target.
1805 (discard_locals_relocatable_test2.out): New target.
1806 (various): Add missing ../ld-new dependencies.
1807 * testsuite/Makefile.in: Rebuild.
1809 2010-03-03 Nick Clifton <nickc@redhat.com>
1811 * po/fi.po: New Finnish translation.
1813 2010-03-01 Doug Kwan <dougkwan@google.com>
1815 * layout.cc (Layout::Layout): Force section types of .init_array*,
1816 .preinit_array* and .fini_array* sections.
1817 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1818 Fix check of return value of std::string::find.().
1819 (Output_section::Input_section_sort_compare::operator()): Remove
1820 comment about .init_array.
1821 (Output_section::Input_section_sort_init_fini_compare::operator()):
1823 (Output_section::sort_attached_input_sections): Handle .init_array
1824 and .fini_array specially.
1825 * output.h (Output_section::Inut_section_sort_compare): Update
1827 (Output_section::Input_section_sort_init_fini_compare): New struct.
1829 2010-02-26 Doug Kwan <dougkwan@google.com>
1831 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1832 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1833 * testsuite/debug_msg.sh: Avoid matching source line number for
1834 use of global variable undef_int.
1836 2010-02-26 Doug Kwan <dougkwan@google.com>
1838 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1839 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1840 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1841 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1842 * options.cc (General_options::General_options): Initialize member
1844 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1845 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1846 and rm_no_fix_v4bx.stdout
1847 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1848 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1849 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1850 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1851 and arm_no_fix_v4bx.
1852 * Makefile.in: Regenerate.
1853 * testsuite/arm_fix_v4bx.s: New file.
1854 * testsuite/arm_fix_v4bx.sh: Ditto.
1856 2010-02-24 Doug Kwan <dougkwan@google.com>
1858 * arm.cc (Target_arm::got_section): Make the .got section the first
1859 non RELRO section in the data segment.
1860 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1861 suffixes of section names.
1863 2010-02-24 Doug Kwan <dougkwan@google.com>
1865 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1866 flags and attributes merging if an input file is a binary file.
1867 * fileread.cc (Input_file::open): Record format of original file.
1868 * fileread.h (Input_file::Format): New enum type.
1869 (Input_file::Input_file): Initialize data member format_.
1870 (Input_file::format): New method definition.
1871 (Input_file::format_):: New data member.
1873 2010-02-24 Doug Kwan <dougkwan@google.com>
1875 * arm.cc (Arm_output_data_got): New class.
1876 (ARM_TCB_SIZE): New constant
1877 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1878 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1879 If user uses a script with a SECTIONS clause, issue only a warning
1880 for a misplaced EXIDX input section. Otherwise, issue an error.
1881 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1883 (Target_arm::got_mode_index_entry): Handle static linking.
1884 (Target_arm::Scan::local): Ditto.
1885 (Target_arm::Scan::global): Ditto.
1886 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1887 all incorrectly implemented relocations.
1888 (Target_arm::fix_exidx_coverage): Pass layout to
1889 Arm_output_section::fix_exidx_coverage.
1890 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1891 from ".ARM.exidx." and ".ARM.extab.".
1893 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1895 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1896 section if it does not already exist.
1897 * attributes.cc (Attributes_section_data::Attributes_section_data):
1898 Don't crash if size is zero.
1900 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1901 Ian Lance Taylor <iant@google.com>
1903 * gold.cc (queue_middle_tasks): If no input files were opened,
1905 * workqueue.h (Task_function::Task_function): Assert that there is
1908 2010-02-22 Doug Kwan <dougkwan@google.com>
1910 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1911 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1912 types to avoid warnings due to different uint64_t implementations
1915 2010-02-21 Doug Kwan <dougkwan@google.com>
1917 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1918 handling of the maximum backward branch offset.
1919 (Arm_relocate_functions::thumb_branch_common): Ditto.
1920 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1921 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1922 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1923 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1924 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1925 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1926 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1927 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1928 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1929 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1930 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1931 thumb2_bl_out_of_range.o): New rules.
1932 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1933 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1934 thumb2_bl_out_of_range
1935 * testsuite/Makefile.in: Regenerate.
1936 * testsuite/arm_bl_in_range.s: New file.
1937 * testsuite/arm_bl_out_of_range.s: Ditto.
1938 * testsuite/arm_branch_in_range.sh: Ditto.
1939 * testsuite/arm_branch_range.t: Ditto.
1940 * testsuite/thumb2_branch_range.t: Ditto.
1941 * testsuite/thumb_bl_in_range.s: Ditto.
1942 * testsuite/thumb_bl_out_of_range.s: Ditto.
1943 * testsuite/thumb_branch_range.t: Ditto.
1945 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1947 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1948 Add reloc offset information.
1949 * icf.cc (get_section_contents): Change iterators to point to the new
1950 vectors. Add reloc offset information to the contents.
1951 * icf.h (Icf::Sections_reachable_info): New typedef.
1952 (Icf::Sections_reachable_list): New typedef.
1953 (Icf::Offset_info): New typedef.
1954 (Icf::Reloc_info): New struct typedef.
1955 (Icf::Reloc_info_list): New typedef.
1956 (Icf::symbol_reloc_list): Delete method.
1957 (Icf::addend_reloc_list): Delete method.
1958 (Icf::section_reloc_list): Delete method.
1959 (Icf::reloc_info_list): New method.
1960 (Icf::reloc_info_list_): New member.
1962 2010-02-19 Doug Kwan <dougkwan@google.com>
1964 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1965 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1966 * arm.cc (Arm_relocation_functions): New forward declaration.
1967 (Target_arm::Target_arm): Initialize new data members
1968 got_mod_index_offset_ and tls_base_symbol_defined_.
1969 (Target_arm::Relocate::relocate_tls): New method.
1970 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1971 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1973 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1974 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1975 (Target_arm::got_mod_index_offset_,
1976 Target_arm::tls_base_symbol_defined_): New data members.
1977 (Target_arm::Scan::local, Target::Scan::global,
1978 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1981 2010-02-18 Doug Kwan <dougkwan@google.com>
1983 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1984 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1985 text section as a parameter becuase some broken tools may not set
1986 the link in section header.
1987 (Target_arm::has_got_section): New method.
1988 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1989 without any mapping symbol as data only. Remove warning.
1990 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1991 link in its section header, try to discover the link by inspecting the
1992 REL31 relocation at the beginning of the section.
1993 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1995 (Target_arm::Scan::global): Treat any reference to the symbol
1996 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1998 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2000 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2001 (Scan::global_reloc_may_be_function_pointer): New function.
2002 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2003 (Scan::global_reloc_may_be_function_pointer): New function.
2004 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2005 (Scan::global_reloc_may_be_function_pointer): New function.
2006 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2007 (Scan::global_reloc_may_be_function_pointer): New function.
2008 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2009 (Scan::global_reloc_may_be_function_pointer): New function.
2010 (Scan::possible_function_pointer_reloc): New function.
2011 (Target_x86_64::can_check_for_function_pointers): New function.
2012 * gc.h (gc_process_relocs): Scan relocation types to determine if
2013 function pointers were taken for targets that support it.
2014 * icf.cc (Icf::find_identical_sections): Include functions for
2015 folding in safe ICF whose pointer is not taken.
2016 * icf.h (Secn_fptr_taken_set): New typedef.
2017 (fptr_section_id_): New member.
2018 (section_has_function_pointers): New function.
2019 (set_section_has_function_pointers): New function.
2020 (check_section_for_function_pointers): New function.
2021 * options.h: Fix comment for safe ICF option.
2022 * target.h (can_check_for_function_pointers): New function.
2023 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2024 Modify icf_safe_test for X86-64.
2025 * testsuite/Makefile.in: Regenerate.
2026 * testsuite/icf_safe_so_test.cc: New file.
2027 * testsuite/icf_safe_so_test.sh: New file.
2028 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2029 (main): Change to take pointer to function kept_func_3.
2030 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2031 folding is done correctly for X86-64.
2033 2010-02-12 David S. Miller <davem@davemloft.net>
2035 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2036 is_symbolless parameter.
2037 (Output_reloc<SHT_REL>::is_symbolless): New.
2038 (Output_reloc<SHT_REL>::is_symbolless_): New.
2039 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2040 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2041 (Output_reloc<SHT_RELA>::is_symbolless): New.
2042 (Output_data_reloc::add_global): Handle is_symbolless.
2043 (Output_data_reloc::add_global_relative): Likewise.
2044 (Output_data_reloc::add_local): Likewise.
2045 (Output_data_reloc::add_local_relative): Likewise.
2046 (Output_data_reloc::add_symbolless_global_addend): New.
2047 (Output_data_reloc::add_symbolless_local_addend): New.
2048 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2050 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2051 instead of ->is_relative_
2052 (Output_reloc::write): Likewise.
2053 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2054 (Output_reloc::write_rel): Simplify.
2056 * sparc.cc (Target_sparc::Scan::local): Use
2057 ->add_symbolless_local_addend as needed.
2058 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2059 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2060 based upon relocation offset.
2062 2010-02-11 Doug Kwan <dougkwan@google.com>
2064 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2065 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2066 beginning of function.
2067 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2068 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2069 parameter is_32bit in calls to should_apply_static_reloc.
2070 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2071 (check_DATA): Add arm_abs_global.stdout.
2072 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2073 arm_abs_global.stdout): New rules.
2074 (MOSTLLYCLEANFILES): Add arm_abs_global
2075 * Makefile.in: Regenerate.
2076 * testsuite/arm_abs_global.s: New file.
2077 * testsuite/arm_abs_global.sh: Ditto.
2078 * testsuite/arm_abs_lib.s: Ditto.
2080 2010-02-11 Ian Lance Taylor <iant@google.com>
2082 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2084 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2085 Allocate_commons_task first.
2086 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2087 task, rather than symtab_lock_.
2088 (Gc_process_relocs::~Gc_process_relocs): New function.
2089 (Gc_process_relocs::is_runnable): Check this_blocker_.
2090 (Gc_process_relocs::locks): Use next_blocker_ rather than
2092 (Scan_relocs::~Scan_relocs): New function.
2093 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2095 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2097 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2098 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2099 constructor accordingly.
2100 (class Gc_process_relocs): Likewise.
2101 (class Scan_relocs): Likewise.
2102 * common.h (class Allocate_commons_task): Remove symtab_lock_
2103 field, and corresponding constructor parameter.
2104 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2106 (Allocate_commons_task::locks): Likewise.
2108 2010-02-11 Ian Lance Taylor <iant@google.com>
2110 * gold-threads.h (class Once): Define.
2111 (class Initialize_lock): Rewrite as child of Once.
2112 * gold-threads.cc (class Once_initialize): Define.
2113 (once_pointer_control): New static variable.
2114 (once_pointer, once_arg): New static variables.
2115 (c_run_once): New static function.
2116 (Once::Once, Once::run_once, Once::internal_run): New functions.
2117 (class Initialize_lock_once): Remove.
2118 (initialize_lock_control): Remove.
2119 (initialize_lock_pointer): Remove.
2120 (initialize_lock_once): Remove.
2121 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2122 (Initialize_lock::initialize): Rewrite.
2123 (Initialize_lock::do_run_once): New function.
2124 * archive.cc (Archive::interpret_header): Only clear name if it is
2126 * fileread.cc: Include "gold-threads.h"
2127 (file_counts_lock): New static variable.
2128 (file_counts_initialize_lock): Likewise.
2129 (File_read::release): Only increment counts when using --stats.
2130 Use a lock around the increment.
2131 * parameters.cc (class Set_parameters_target_once): Define.
2132 (set_parameters_target_once): New static variable.
2133 (Parameters::Parameters): Move here from parameters.h.
2134 (Parameters::set_target): Rewrite.
2135 (Parameters::set_target_once): New function.
2136 (Parameters::clear_target): Move here and rewrite.
2137 * parameters.h (class Parameters): Update declarations. Add
2138 set_parameters_target_once_ field.
2139 (Parameters::Parameters): Move to parameters.cc.
2140 (Parameters::clear_target): Likewise.
2141 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2143 (Start_group::~Start_group): New function.
2144 (Start_group::is_runnable): New function.
2145 (Start_group::locks, Start_group::run): New functions.
2146 (Finish_group::run): Change saw_undefined to size_t.
2147 * readsyms.h (class Start_group): Define.
2148 (class Finish_group): Change saw_undefined_ field to size_t.
2149 (Finish_group::Finish_group): Remove saw_undefined and
2150 this_blocker parameters. Change all callers.
2151 (Finish_group::set_saw_undefined): New function.
2152 (Finish_group::set_blocker): New function.
2153 * symtab.h (class Symbol_table): Change saw_undefined to return
2154 size_t. Change saw_undefined_ field to size_t.
2155 * target-select.cc (Set_target_once::do_run_once): New function.
2156 (Target_selector::Target_selector): Initialize set_target_once_
2157 field. Don't initialize lock_ and initialize_lock_ fields.
2158 (Target_selector::instantiate_target): Rewrite.
2159 (Target_selector::set_target): New function.
2160 * target-select.h (class Set_target_once): Define.
2161 (class Target_selector): Update declarations. Make
2162 Set_target_once a friend. Remove lock_ and initialize_lock_
2163 fields. Add set_target_once_ field.
2165 2010-02-10 Ian Lance Taylor <iant@google.com>
2167 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2169 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2170 (queue_middle_tasks): Add all blockers before queueing any tasks.
2171 (queue_final_tasks): Likewise.
2172 * token.h (Task_token::add_blockers): New function.
2173 * object.h (Input_objects::number_of_relobjs): New function.
2175 2010-02-10 Ian Lance Taylor <iant@google.com>
2177 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2178 shared, not if not position independent.
2179 * x86_64.cc (Relocate::relocate_tls): Likewise.
2180 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2181 (tls_pie_pic_test): New target.
2182 * testsuite/Makefile.in: Rebuild.
2184 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2185 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2186 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2187 * testsuite/Makefile.in: Rebuild.
2189 2010-02-09 David S. Miller <davem@davemloft.net>
2191 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2192 R_SPARC_RELATIVE using ->add_local_relative().
2193 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2195 * output.h (Output_data_dynamic::add_section_size): New method
2196 that takes two Output_data objects.
2197 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2198 entry param. Handle it in initializers.
2199 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2200 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2201 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2203 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2204 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2205 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2206 for dynrel_includes_plt.
2207 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2208 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2209 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2211 (Target_sparc::do_finalize_sections): Update to pass true for
2212 dynrel_includes_plt.
2213 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2214 output before .rela.plt
2215 (Target_powerpc::do_finalize_sections): Update to pass true for
2216 dynrel_includes_plt when 32-bit.
2218 2010-02-08 Doug Kwan <dougkwan@google.com>
2220 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2222 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2223 Arm_relobj::scan_section_for_cortex_a8_stubs,
2224 Arm_relobj::do_relocation_section): Instead of calling
2225 Output_section::output_address, use faster
2226 Arm_relobj::simple_input_section_output_address.
2228 2010-02-08 David S. Miller <davem@davemloft.net>
2230 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2231 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2232 relocation helper function.
2234 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2235 just like R_SPARC_GOT{10,13,22}.
2236 (Target_sparc::Scan::local): Likewise.
2237 (Target_sparc::Relocate:relocate): Likewise.
2239 2010-02-06 Ian Lance Taylor <iant@google.com>
2241 * configure.ac: Rewrite targetobjs duplicate removal code to use
2242 only shell constructs.
2243 * configure: Rebuild.
2245 2010-02-05 Doug Kwan <dougkwan@google.com>
2248 * arm.cc (Arm_relobj::section_is_scannable): New method.
2249 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2250 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2252 2010-02-04 Doug Kwan <dougkwan@google.com>
2255 * arm-reloc-property.cc (cstdio): Include.
2256 * configure.ac (targetobjs): Remove duplicates.
2257 * configure: Regenerate.
2258 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2259 big and little endian version for a given address size.
2261 2010-02-03 Doug Kwan <dougkwan@google.com>
2263 * arm-reloc-property.cc
2264 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2266 * arm-reloc-property.h
2267 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2268 New method definition.
2269 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2271 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2273 (GOT_PREL): Change implemented to Y.
2274 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2275 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2276 (Arm_relocate_functions::movw_abs_nc): Remove method.
2277 (Arm_relocate_functions::movt_abs): Ditto.
2278 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2279 (Arm_relocate_functions::thm_movt_abs): Ditto.
2280 (Arm_relocate_functions::movw_rel_nc): Ditto.
2281 (Arm_relocate_functions::movw_rel): Ditto.
2282 (Arm_relocate_functions::movt_rel): Ditto.
2283 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2284 (Arm_relocate_functions:thm_movw_rel): Ditto.
2285 (Arm_relocate_functions:thm_movt_rel): Ditto.
2286 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2287 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2288 New method definitions.
2289 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2290 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2291 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2292 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2293 (Target_arm::Relocate::relocate): Check for non-static or
2294 unimplemented relocation code and exit early. Change calls to
2295 Target_arm::reloc_uses_thumb_bit and
2296 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2297 instead. Refactor code to handle similar relocations to increase
2298 code sharing. Remove check for unsupported relocation code in switch
2300 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2301 relocation property table to find out size. Change error message to
2302 print out the name of a relocation code instead of the numeric value.
2303 (Target_arm::scan_reloc_for_stub): Use relocation property table
2304 instead of calling Target_arm::reloc_uses_thumb_bit().
2306 2010-02-02 Doug Kwan <dougkwan@google.com>
2308 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2309 types of relaxed input section.
2311 2010-02-02 Doug Kwan <dougkwan@google.com>
2313 * Makefile.am (HFILES): Add arm-reloc-property.h.
2315 (TARGETSOURCES): Add arm-reloc-property.cc
2316 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2317 (libgold_a_SOURCES): $(DEFFILES)
2318 * Makefile.in: Regenerate.
2319 * arm-reloc-property.cc: New file.
2320 * arm-reloc-property.h: New file.
2321 * arm-reloc.def: New file.
2322 * arm.cc: Update comments.
2323 (arm-reloc-property.h): New included header.
2324 (arm_reloc_property_table): New global variable.
2325 (Target_arm::do_select_as_default_target): New method definition.
2326 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2327 arm-reloc-property to targ_extra_obj.
2328 * parameters.cc (set_parameters_target): Call
2329 Target::select_as_default_target().
2330 * target.h (Target::select_as_default_target): New method definition.
2331 (Target::do_select_as_default_target): Same.
2333 2010-02-01 Doug Kwan <dougkwan@google.com>
2335 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2336 first_output_text_section_.
2337 (Arm_exidx_fixup::first_output_text_section): New method definition.
2338 (Arm_exidx_fixup::first_output_text_section_): New data member.
2339 (Arm_exidx_fixup::process_exidx_section): Record the first text
2340 output section seen.
2341 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2342 and entsize in output section header.
2344 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2346 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2347 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2348 (Arm_relocate_functions::thm_alu11): New Method.
2349 (Arm_relocate_functions::thm_pc8): New Method.
2350 (Arm_relocate_functions::thm_pc12): New Method.
2351 (Target_arm::Scan::local): Handle the relocations.
2352 (Target_arm::Scan::global): Likewise.
2353 (Target_arm::Relocate::relocate): Likewise.
2354 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2356 2010-01-29 Doug Kwan <dougkwan@google.com>
2358 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2359 of relocation types as ld.
2361 2010-01-29 Doug Kwan <dougkwan@google.com>
2363 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2365 (Arm_relocate_functions::thumb_branch_common): Ditto.
2366 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2367 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2368 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2369 Arm_relocate_functions::jump24): Remove.
2370 (Target_arm::Relocate::relocate): Adjust code to call
2371 Arm_relocation_functions::arm_branch_common and
2372 Arm_relocation_functions::thumb_branch_common instead of their removed
2373 wrappers. Merge switch-cases together to reduce source code size.
2375 2010-01-29 Doug Kwan <dougkwan@google.com>
2377 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2378 output_local_symbol_count_needs_update_.
2379 (Arm_relobj::output_local_symbol_count_needs_update,
2380 Arm_relobj::set_output_local_symbol_count_needs_update,
2381 Arm_relobj::update_output_local_symbol_count): New methods.
2382 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2384 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2385 of pointed function as in a R_ARM_PREL31 relocation.
2386 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2387 for output local symbol count updating.
2388 (Target_arm::do_relax): Update output local symbol counts in objects
2390 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2392 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2394 * arm.cc: Added support for the ARM relocations:
2395 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2396 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2397 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2399 (Arm_relocate_functions::movw_rel): New method.
2400 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2401 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2403 (Arm_relocate_functions::thm_movw_rel): New method.
2404 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2406 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2408 (Target_arm::Scan::global): Likewise.
2409 (Target_arm::Relocate::relocate): Likewise.
2410 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2413 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2415 * arm.cc: Added support for ARM group relocations.
2416 (Target_arm::reloc_needs_sym_origin): New method.
2417 (Arm_relocate_functions::calc_grp_kn): New method.
2418 (Arm_relocate_functions::calc_grp_residual): New method.
2419 (Arm_relocate_functions::calc_grp_gn): New method.
2420 (Arm_relocate_functions::arm_grp_alu): New Method.
2421 (Arm_relocate_functions::arm_grp_ldr): New Method.
2422 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2423 (Arm_relocate_functions::arm_grp_ldc): New Method.
2424 (Target_arm::Scan::local): Handle the ARM group relocations.
2425 (Target_arm::Scan::global): Likewise.
2426 (Target_arm::Relocate::relocate): Likewise.
2427 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2430 2010-01-26 Doug Kwan <dougkwan@google.com>
2432 * arm.cc (set): Include.
2433 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2435 (Arm_output_section::Text_section_list): New type.
2436 (Arm_output_section::append_text_sections_to_list): New method.
2437 (Arm_output_section::fix_exidx_coverage): Ditto.
2438 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2439 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2440 Relobj::set_section_offset() instead of
2441 Sized_relobj::invalidate_section_offset().
2442 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2443 parameter for section headers. Ignore relocation sections for
2444 unallocated sections and EXIDX sections.
2445 (Target_arm::fix_exidx_coverage): New method.
2446 (Target_arm::output_section_address_less_than): New type.
2447 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2448 linked text section instead of the EXIDX section.
2449 (Arm_output_section::create_stub_group): Add an assertion to check
2450 that this is not an EXIDX output section.
2451 (Arm_output_section::append_text_sections_to_list): New method.
2452 (Arm_output_section::fix_exidx_coverage): Ditto.
2453 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2454 Arm_relobj::section_needs_reloc_stub_scanning.
2455 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2457 (Target_arm::fix_exidx_coverage): New method.
2458 * object.h (Relobj::set_output_section): New method.
2459 (Sized_relobj::invalidate_section_offset): Remove method.
2460 (Sized_relobj::do_invalidate_section_offset): Remove method.
2461 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2463 2010-01-25 Doug Kwan <dougkwan@google.com>
2465 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2466 Fix warning due to signed and unsigned comparison on a 32-bit host.
2468 2010-01-22 Doug Kwan <dougkwan@google.com>
2470 * arm.cc (Target_arm::do_relax): Record an output section for section
2471 offset adjustment it contains any stub table that has changed.
2472 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2473 offsets in an output section if necessary.
2474 * output.cc (Output_section::Output_section): Initialize
2475 section_offsets_need_adjustments_.
2476 (Output_section::add_input_section_for_script): Renamed to
2477 Output_section::add_simple_input_section.
2478 (Output_section::save_states): Add a comment.
2479 (Output_section::discard_states): New method defintion.
2480 (Output_section::adjust_section_offsets): Same.
2481 * output.h (Output_section::add_input_section_for_script): Renamed to
2482 Output_section::add_simple_input_section.
2483 (Output_section::discard_states): New method declaration.
2484 (Output_section::adjust_section_offsets): Same.
2485 (Output_section::section_offsets_need_adjustment,
2486 Output_section::set_section_offsets_need_adjustment): New method
2488 (Output_section::section_offsets_need_adjustment_): New data member.
2489 * script-sections.cc
2490 (Output_section_element_input::set_section_address): Adjust code for
2491 renaming of Output_section::add_input_section_for_script.
2492 (Orphan_output_section::set_section_address): Same.
2494 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2496 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2497 Fix_v4bx enum values .
2498 * gold/options.h (General_options): New option definitions.
2499 (General_options::fix_v4bx): New method.
2500 (General_options::Fix_v4bx): New enum.
2501 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2502 (General_options::parse_fix_v4bx_interworking): New method.
2504 2010-01-22 Doug Kwan <dougkwan@google.com>
2506 * arm.cc (Arm_exidx_fixup): New class.
2508 2010-01-21 Doug Kwan <dougkwan@google.com>
2510 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2512 (Arm_exidx_section_offset_map): New type.
2514 2010-01-21 Doug Kwan <dougkwan@google.com>
2516 * arm.cc (Arm_exidx_input_section): New class.
2517 (Arm_relobj::exidx_input_section_by_link,
2518 Arm_relobj::exidx_input_section_by_shndx,
2519 Arm_relobj::make_exidx_input_section): New methods.
2520 (read_arm_attributes_section): Remove.
2521 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2522 information about them.
2523 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2526 2010-01-20 Doug Kwan <dougkwan@google.com>
2528 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2529 Input_section_specifier to Section_id.
2530 (Target_arm::new_arm_input_section: Adjust code for change of key
2532 (Target_arm::find_arm_input_section): Ditto.
2533 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2534 (Section_id): Remove.
2535 (Garbage_collection::Section_id_hash): Remove.
2536 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2537 (Section_id): Remove.
2538 (Icf::Section_id_hash): Remove.
2539 * object.h (Section_id, Const_section_id, Section_id_hash,
2540 Const_section_id_hash): New type definitions.
2541 * output.cc (Output_section::add_relaxed_input_section): Change to
2542 use Const_section_id instead of Input_section_specifier as key type.
2543 (Output_section::add_merge_input_section): Ditto.
2544 (Output_section::build_relaxation_map): Change to use Section_id
2545 instead of Input_section_specifier as key type.
2546 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2548 (Output_section::convert_input_sections_to_relaxed_sections): Change
2549 to use Const_section_id instead of Input_section_specifier as key type.
2550 (Output_section::find_merge_section): Ditto.
2551 (Output_section::find_relaxed_input_section): Ditto.
2552 * output.h (Input_section_specifier): Remove class.
2553 (Output_section::Output_section_data_by_input_section_map): Change
2554 key type to Const_section_id.
2555 (Output_section::Output_relaxed_input_section_by_input_section_map):
2557 (Output_section::Relaxation_map): Change key type to Section_id.
2559 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2561 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2562 (class Arm_v4bx_stub): New class.
2563 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2564 (Stub_factory::make_arm_v4bx_stub): New method.
2565 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2566 (Stub_table::empty): Handle v4bx stubs.
2567 (Stub_table::add_arm_v4bx_stub): New method.
2568 (Stub_table::find_arm_v4bx_stub): New method.
2569 (Arm_relocate_functions::v4bx): New method.
2570 (Target_arm::fix_v4bx): New method.
2571 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2572 (Stub_table::relocate_stubs): Likewise.
2573 (Stub_table::do_write): Likewise.
2574 (Stub_table::update_data_size_and_addralign): Likewise.
2575 (Stub_table::finalize_stubs): Likewise.
2576 (Target_arm::Scan::local): Likewise.
2577 (Target_arm::Scan::global): Likewise.
2578 (Target_arm::do_finalize_sections): Likewise.
2579 (Target_arm::Relocate::relocate): Likewise.
2580 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2582 (Target_arm::scan_reloc_for_stub): Likewise.
2583 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2585 2010-01-19 Ian Lance Taylor <iant@google.com>
2587 * output.cc (Output_section_headers::do_sized_write): Write large
2588 segment count to sh_info field.
2589 (Output_file_header::do_sized_write): For large segment count,
2590 write PN_XNUM to e_phnum field.
2592 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2594 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2595 (Arm_relocate_functions::thm_jump8): New function.
2596 (Arm_relocate_functions::thm_jump11): New function.
2597 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2599 (Target_arm::Scan::global): Likewise.
2600 (Target_arm::Relocate::relocate): Likewise.
2601 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2604 2010-01-14 Doug Kwan <dougkwan@google.com>
2606 * arm.cc (map, utility): Include headers.
2607 (Target_arm::apply_cortex_a8_workaround): New method.
2608 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2609 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2610 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2611 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2612 the --[no-]fix-cortex-a8 command line options.
2613 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2614 (Target_arm::relocate_stub): Use addend in instruction template.
2615 * options.h (DEFINE_bool): Set the user-set flag.
2616 (General_options): Add --[no-]-fix-cortex options.
2617 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2618 : Update fast look-up map after conversion.
2620 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2622 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2623 in the first pass of do_layout.
2625 2010-01-13 Doug Kwan <dougkwan@google.com>
2627 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2628 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2629 apparent compiler problem of not folding static constant integral
2630 data members of elfcpp::Elf_sizes<32>.
2632 2010-01-13 Doug Kwan <dougkwan@google.com>
2634 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2635 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2636 Arm_relobj::scan_section_for_cortex_a8_erratum,
2637 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2638 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2639 sections to scan for relocation stubs into a new method
2640 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2641 relocation and Cortex-A8 stub scanning.
2642 (Target_arm::do_relax): Force stubs to be after stubbed sections
2643 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2644 the beginning of a new relaxation pass. Update a comment.
2645 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2647 2010-01-12 Ian Lance Taylor <iant@google.com>
2649 * target-reloc.h (visibility_error): New inline function.
2650 (relocate_section): Call visibility_error.
2651 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2652 (MOSTLYCLEANFILES): Likewise.
2653 (protected_4_pic.o, protected_3.err): New targets.
2654 * testsuite/protected_4.cc: New file.
2656 2010-01-12 Doug Kwan <dougkwan@google.com>
2658 * arm.cc (Cortex_a8_reloc): New class.
2659 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2660 and cortex_a8_relocs_info_.
2661 (Target_arm::fix_cortex_a8): New method definition.
2662 (Target_arm::Cortex_a8_relocs_info): New type.
2663 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2664 New data member declarations.
2665 (Target_arm::scan_reloc_for_stub): Record information about
2666 relocations for THUMB branches that might be exempted from the
2667 Cortex-A8 workaround.
2668 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2669 at the beginning of a relaxation pass.
2671 2010-01-12 Doug Kwan <dougkwan@google.com>
2673 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2674 (Arm_relobj::Mapping_symbol_position,
2675 Arm_reloj::Mapping_symbol_position_less,
2676 Arm_relobj::Mapping_symbols_info): New types.
2677 (Target_arm::is_mapping_symbol_name): New method definition.
2678 (Arm_relobj::do_count_local_symbols): Save information about mapping
2681 2010-01-11 Doug Kwan <dougkwan@google.com>
2683 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2684 Arm_relocate_functions::thumb32_branch_upper,
2685 Arm_relocate_functions::thumb32_branch_lower,
2686 Arm_relocate_functions::thumb32_cond_branch_offset,
2687 Arm_relocate_functions::thumb32_cond_branch_upper,
2688 Arm_relocate_functions::thumb32_cond_branch_lower,
2689 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2690 branch offset encoding.
2691 (Arm_relocate_functions::thumb_branch_common): Use new branch
2692 offset encoding methods to avoid code duplication.
2693 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2694 (Stub_addend_reader::operator()): Use new branch encoding method
2695 to avoid code duplication.
2697 2010-01-11 Doug Kwan <dougkwan@google.com>
2699 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2700 (Target_arm::do_finalize_sections): Define special EXIDX section
2701 symbols only if referenced.
2702 * gc.h (Garbage_collection::add_reference): New method.
2703 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2706 2010-01-11 Ian Lance Taylor <iant@google.com>
2708 * script.cc (Version_script_info::build_expression_list_lookup):
2709 Change complaing about duplicate wildcard match from error to
2712 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2714 (Version_script_info::Version_script_info): Initialize globs_,
2715 default_version_, default_is_global_, and exact_. Don't
2716 initialize globals_ or locals_.
2717 (Version_script_info::build_lookup_tables): Build local symbols
2719 (Version_script_info::unquote): New function.
2720 (Version_script_info::add_exact_match): New function.
2721 (Version_script_info::build_expression_list_lookup): Remove lookup
2722 parameter. Add is_global parameter. Change all callers. Handle
2723 wildcard pattern specially. Unquote pattern. Call
2725 (Version_script_info::get_name_to_match): New function.
2726 (Version_script_info::get_symbol_version): New function.
2727 (Version_script_info::get_symbol_version_helper): Remove.
2728 (Version_script_info::check_unmatched_names): Call unquote.
2729 * script.h (class Version_script_info): Change get_symbol_version
2730 to be non-inline and add is_global parameter; change all callers.
2731 Rewrite symbol_is_local. Update declarations. Define struct
2732 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2733 Remove globals_ and locals_ members. Add exact_, globs_,
2734 default_version_, is_global_.
2735 (Version_script_info::Glob): Remove pattern, add expression and
2736 is_global. Update constructor. Change all callers.
2737 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2739 (Versions::symbol_section_contents): If a symbol is undefined, or
2740 defined in a dynamic object, set the version index to
2742 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2744 (Symbol_table::add_from_pluginobj): Likewise.
2745 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2747 2010-01-11 Doug Kwan <dougkwan@google.com>
2749 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2750 (incremental_dump_LDADD): Add linking option for libintl.
2751 * Makefile.in: Regenerate.
2753 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2756 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2758 * testsuite/Makefile.in: Regenerated.
2760 2010-01-10 Doug Kwan <dougkwan@google.com>
2762 * options.h (DEFINE_var): Use parentheses around argument varname__
2763 in macro body to avoid any unintended subsequent substitutions.
2765 2010-01-10 Ian Lance Taylor <iant@google.com>
2767 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2768 candidates before doing symbol resolution.
2770 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2771 ODR candidates if only one is weak.
2773 2010-01-08 Ian Lance Taylor <iant@google.com>
2775 * script.cc (Version_script_info::build_expression_list_lookup):
2776 Don't warn about ambiguous version, just record the ambiguity.
2777 (Version_script_info::get_symbol_version_helper): Give error if
2778 version is ambiguous.
2780 2010-01-08 Doug Kwan <dougkwan@google.com>
2782 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2783 prev_data_size_ and prev_addralign_. Remove initializer for
2784 deleted data member has_been_changed_.
2785 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2786 to determine if the table is empty.
2787 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2789 (Stub_table::add_reloc_stub): Define method in class definition
2790 instead of just declaring it there.
2791 (Stub_table::add_cortex_a8_stub): New method definition.
2792 (Stub_table::update_data_size_and_addralign): Ditto.
2793 (Stub_table::finalize_stubs): Ditto.
2794 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2795 (Stub_table::do_addralign_): Return address alignment in the
2796 (Stub_table::do_reset_address_and_file_offset): Define method in
2797 class definition instead of declaring it there. Set current data
2798 size to be the data size of the previous pass.
2799 (Stub_table::set_final_data_size): Use current data size as the
2801 (Stub_table::relocate_stub): Change parameter type of stub from
2802 Reloc_stub pointer to Stub pointer.
2803 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2804 (Stub_table::Cortex_a8_stub_list): New typedef.
2805 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2806 Stub_table::prev_addralign_): New data member.
2807 (Arm_relobj::Arm_relobj): Initialize data member
2808 section_has_cortex_a8_workaround_.
2809 (Arm_relobj::section_has_cortex_a8_workaround,
2810 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2812 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2814 (Target_arm::relocate_stub): Change parameter type of stub from
2815 Reloc_stub pointer to Stub pointer.
2816 (Insn_template::size, Insn_template::alignment): Handle
2817 THUMB16_SPECIAL_TYPE.
2818 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2819 Stub_table::update_data_size_and_addralign,
2820 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2822 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2823 (Stub_table::do_write): Ditto.
2824 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2826 2010-01-08 Ian Lance Taylor <iant@google.com>
2829 * symtab.h (class Symbol): Remove fields is_target_special_ and
2830 has_plt_offset_. Add field is_defined_in_discarded_section_.
2831 (Symbol::is_defined_in_discarded_section): New function.
2832 (Symbol::set_is_defined_in_discarded_section): New function.
2833 (Symbol::has_plt_offset): Rewrite.
2834 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2835 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2836 Don't initialize is_target_special_ or has_plt_offset_.
2837 Initialize is_defined_in_discarded_section_.
2838 (Symbol_table::add_from_relobj): If appropriate, set
2839 is_defined_in_discarded_section.
2840 * resolve.cc (Symbol::override_base_with_special): Don't test
2841 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2842 * target-reloc.h (relocate_section): Do special handling for
2843 symbols defined in discarded sections for global symbols as well
2846 2010-01-08 Ian Lance Taylor <iant@google.com>
2848 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2849 the SHT_SYMTAB case.
2851 2010-01-08 Ian Lance Taylor <iant@google.com>
2853 * object.cc (Sized_relobj::do_layout): Don't get confused if
2854 layout_eh_frame returns NULL.
2856 2010-01-08 Ian Lance Taylor <iant@google.com>
2859 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2860 dynamic symbol table, use the normal symbol table.
2861 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2864 2010-01-08 Ian Lance Taylor <iant@google.com>
2867 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2870 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2872 * version.cc (print_version): Change to "Copyright 2010".
2874 2010-01-08 Ian Lance Taylor <iant@google.com>
2878 * i386.cc (class Target_i386): Change return type of plt_section
2880 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2881 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2882 tls_desc_rel_ field.
2883 (Output_data_plt_i386::rel_tls_desc): New function.
2884 (Target_i386::rel_tls_desc_section): New function.
2885 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2886 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2887 R_386_TLS_DESC reloc in rel_tls_desc_section.
2888 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2889 Define struct Tlsdesc_info.
2890 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2891 (Target_x86_64::do_reloc_symbol_index): New function.
2892 (Target_x86_64::add_tlsdesc_info): New function.
2893 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2894 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2896 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2898 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2899 (Target_x86_64::rela_tlsdesc_section): New function.
2900 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2902 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2903 (Target_x86_64::do_reloc_addend): New function.
2904 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2905 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2906 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2907 (Output_reloc::type): New function.
2908 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2909 (Output_reloc::is_target_specific): New function.
2910 (Output_reloc::target_arg): New function.
2911 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2912 absolute relocs and target specific relocs.
2913 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2914 add_target_specific.
2915 (class Output_data_reloc) [SHT_RELA]: Likewise.
2916 * output.cc (Output_reloc::Output_reloc): Add four new versions
2917 for absolute relocs and target specific relocs.
2918 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2919 (Output_reloc::get_symbol_index): Likewise.
2920 (Output_reloc::local_section_offset): Check that local_sym_index_
2921 is not TARGET_CODE or 0.
2922 (Output_reloc::symbol_value): Likewise.
2923 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2925 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2926 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2928 * layout.cc (add_target_dynamic_tags): Use output section for
2929 DT_PLTRELSZ and DT_JMPREL.
2931 2010-01-07 Ian Lance Taylor <iant@google.com>
2934 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2936 (class Output_data_reloc_generic): Define.
2937 (class Output_data_reloc_base): Change base class to
2938 Output_data_reloc_generic. Change add() method to call
2939 bump_relative_reloc_count for a relative reloc. Remove
2941 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2943 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2944 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2946 * layout.h (class Layout): Update declaration.
2948 2010-01-07 Ian Lance Taylor <iant@google.com>
2950 * output.h (class Output_data): Add const version of
2951 output_section and do_output_section.
2952 (class Output_section_data): Add const version of
2954 (class Output_section): Likewise.
2955 * layout.cc (Layout::add_target_dynamic_tags): New function.
2956 * layout.h (class Layout): Update declarations.
2957 * arm.cc (Target_arm::do_finalize_sections): Use
2958 add_target_dynamic_tags.
2959 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2960 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2961 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2962 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2964 2010-01-07 Ian Lance Taylor <iant@google.com>
2967 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2970 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2971 Ian Lance Taylor <iant@google.com>
2974 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2975 Xindex::read_symtab_xindex.
2977 2010-01-07 Doug Kwan <dougkwan@google.com>
2979 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2980 (Insn_template::thumb16_bcond_insn): New method declaration.
2981 (Insn_template): Fix spelling.
2982 (Stub::thumb16_special): New method declaration.
2983 (Stub::do_write): Define virtual method which was previously pure
2985 (Stub::do_thumb16_special): New method declaration.
2986 (Stub::do_fixed_endian_write): New template member.
2987 (Reloc_stub::do_write): Remove.
2988 (Reloc_stub::do_fixed_endian_write): Remove.
2989 (Cortex_a8_stub): New class definition.
2990 (Stub_factory::make_cortex_a8_stub): New method definition.
2991 (Stub_factory::Stub_factory): Add missing static storage class
2992 qualifier for elf32_arm_stub_a8_veneer_blx.
2994 2010-01-07 Ian Lance Taylor <iant@google.com>
2997 * options.h (class General_options): Add --warn-unresolved-symbols
2998 and --error-unresolved-symbols.
2999 * errors.cc (Errors::undefined_symbol): Implement
3000 --warn-unresolved-symbols.
3002 * options.h (class General_options): Add -z text and -z textoff.
3003 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3005 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3007 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3008 (Garbage_collection::cident_sections): New function.
3009 (Garbage_collection::add_cident_section): New function.
3010 (Garbage_collection::cident_sections_): New member.
3011 (gc_process_relocs): Add references to sections whose names are C
3013 * gold.h (cident_section_start_prefix): New constant.
3014 (cident_section_stop_prefix): New constant.
3015 (is_cident): New function.
3016 * layout.cc (Layout::define_section_symbols): Replace string constants
3017 with the newly defined constants.
3018 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3020 * testsuite/Makefile.am: Add gc_orphan_section_test.
3021 * testsuite/Makefile.in: Regenerate.
3022 * testsuite/gc_orphan_section_test.cc: New file.
3023 * testsuite/gc_orphan_section_test.sh: New file.
3025 2010-01-06 Ian Lance Taylor <iant@google.com>
3028 * options.h (class General_options): Add --warn-shared-textrel.
3029 * layout.cc (Layout::finish_dynamic_section): Implement
3030 --warn-shared-textrel.
3033 * options.h (class General_options): Add --warn-multiple-gp.
3035 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3037 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3038 $(THREADSLIB) and $(LIBDL).
3039 * Makefile.in: Rebuild.
3041 2010-01-06 Ian Lance Taylor <iant@google.com>
3044 * options.cc (General_options::parse_section_start): New function.
3045 (General_options::section_start): New function.
3046 (General_options::General_options): Initialize all members.
3047 * options.h: Include <map>
3048 (class General_options): Add --section-start. Add section_starts_
3050 * layout.cc (Layout::attach_allocated_section_to_segment): If
3051 --section-start was used, set the address of the segment. Remove
3052 local sort_sections.
3053 (Layout::relaxation_loop_body): If the address of the load segment
3054 has been set by --section-start, don't use it.
3055 * output.h (Output_segment::update_flags_for_output_section): New
3057 * output.cc (Output_segment::add_output_section): Call
3058 update_flags_for_output_section.
3060 2010-01-05 Ian Lance Taylor <iant@google.com>
3063 * options.h (class General_options): Add --undefined-version.
3064 * script.cc (struct Version_expression): Add was_matched_by_symbol
3066 (Version_script_info::matched_symbol): New function.
3067 (Version_script_info::get_symbol_version_helper): Call
3069 (Version_script_info::check_unmatched_names): New function.
3070 * script.h (class Version_script_info): Update declarations.
3071 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3073 * options.h (class General_options): Use DEFINE_bool_alias for
3074 allow_multiple_definition.
3075 * resolve.cc (Symbol_table::should_override): Don't test
3076 allow_multiple_definition.
3079 * options.h (class General_options): Add --cref.
3080 * main.cc (main): Print cref table if --cref. Don't close mapfile
3081 until after printing cref table.
3082 * cref.cc: Include "symtab.h".
3083 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3084 (Cref_table_compare::operator()): New function.
3085 (Cref_inputs::gather_cref): New function.
3086 (filecol): New static const.
3087 (Cref_inputs::print_cref): New function.
3088 (Cref::print_cref): New function.
3089 * cref.h: Include <cstdio>.
3090 (class Cref): Update declarations.
3091 * mapfile.h (Mapfile::file): New function.
3092 * object.h (class Object): Define Symbols. Declare virtual
3093 do_get_global_symbols.
3094 (Object::get_global_symbols): New function.
3095 * object.cc (Input_objects::add_object): Pass object to cref_ if
3097 (Input_objects::archive_start): Likewise.
3098 (Input_objects::archive_stop): Likewise.
3099 (Input_objects::print_cref): New function.
3100 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3101 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3103 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3105 * plugin.h (class Sized_pluginobj): Update declarations.
3107 2010-01-05 Ian Lance Taylor <iant@google.com>
3109 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3110 to is_default_version. Rename insdef to insdefault.
3111 (Symbol_table::add_from_relobj): Rename def to is_default_version
3112 and local to is_forced_local.
3113 (Symbol_table::add_from_pluginobj): Likewise.
3114 (Symbol_table::add_from_dynobj): Likewise.
3115 (Symbol_table::define_special_symbol): Rename insdef to
3118 2010-01-04 Ian Lance Taylor <iant@google.com>
3121 * options.h (class General_options): Add
3122 --allow-multiple-definition and -z muldefs.
3123 * resolve.cc (Symbol_table::should_override): Don't warn about a
3124 multiple symbol definition if --allow-multiple-definition or -z
3128 * options.h (class General_options): Add --add-needed and
3129 --copy-dt-needed-entries. Tweak --as-needed help entry.
3130 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3131 error if --copy-dt-needed-entries aka --add-needed is used and
3132 would cause a change in behaviour.
3135 * options.h (class General_options): Add -G as a short version of
3136 --shared. Add no-op options -assert, -g, and -i.
3138 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3140 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3141 check for .text or .gnu.linkonce.t sections.
3142 * icf.cc (Icf::find_identical_sections): Ditto.
3143 Change the detection for mangled function name within the section
3145 * icf.h (is_section_foldable_candidate): New function.
3147 2009-12-30 Ian Lance Taylor <iant@google.com>
3150 * options.h (class General_options): Permit two dashes with
3151 --retain-symbols-file.
3153 2009-12-30 Ian Lance Taylor <iant@google.com>
3156 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3157 don't put the file header and segment headers in the text
3161 * common.cc (Sort_commons::operator()): Stabilize sort when both
3163 (Symbol_table::do_allocate_commons_list): When allocating common
3164 symbols, skip a symbol which is no longer common.
3165 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3166 an object before checking its type.
3167 * testsuite/common_test_2.c: New file.
3168 * testsuite/common_test_3.c: New file.
3169 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3170 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3171 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3172 (common_test_2_pic.o, common_test_2.so): New targets.
3173 (common_test_3_pic.o, common_test_3.so): New targets.
3174 * testsuite/Makefile.in: Rebuild.
3177 * script.cc (read_input_script): If we see a new SECTIONS clause,
3178 and we have added an input section, give an error.
3179 * layout.h (class Layout): Add have_added_input_section function.
3180 Add have_added_input_section_ field.
3181 * layout.cc (Layout::Layout): Initialize
3182 have_added_input_section_.
3183 (Layout::layout): Set have_added_input_section_.
3184 (Layout::layout_eh_frame): Likewise.
3186 2009-12-30 Ian Lance Taylor <iant@google.com>
3189 * options.h (class General_options): Add --sort-common option.
3190 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3191 * common.cc (Sort_common): Add sort_order parameter to
3192 constructor. Add sort_order_ field.
3193 (Sort_commons::operator): Check sort_order_.
3194 (Symbol_table::allocate_commons): Determine the sort order.
3195 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3197 (Symbol_table::do_allocate_commons_list): Likewise.
3199 2009-12-30 Ian Lance Taylor <iant@google.com>
3202 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3203 symbols from this object, don't change the visibility of an
3205 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3207 2009-12-30 Ian Lance Taylor <iant@google.com>
3210 * script.h (class Version_script_info): Define Language enum.
3211 Update declarations. Define Glob, Exact, and Lookup types. Add
3212 new fields globals_, locals_, and is_finalized_.
3213 * script.cc: Various formatting fixes.
3214 (class Parser_closure): Change language_stack_ from a vector of
3215 std::string to one of Version_script_info::Language. Adjust all
3217 (class Lazy_demangler): Remove.
3218 (struct Version_expression): Change language from std::string to
3219 Version_script_info::Language.
3220 (Version_script_info::Version_script_info): New function.
3221 (Version_script_info::~Version_script_info): Don't call clear.
3222 (Version_script_info::finalize): New function.
3223 (Version_script_info::build_lookup_tables): New function.
3224 (Version_script_info::build_expression_list_lookup): New
3226 (Version_script_info::get_symbol_version_helper): Rewrite to use
3228 (Version_script_info::print_expression_list): Adjust to use
3229 Version_script_info::Language.
3230 (script_push_lex_into_version_mode): Check that the version script
3231 has not been finalized.
3232 (version_script_push_lang): Change language string to
3233 Version_script_info::Language.
3234 * options.cc (Command_line::version_script): New function.
3235 * options.h (class General_options): Add finalize_dynamic_list
3236 function. Change version_script from declaration to definition.
3237 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3238 * testsuite/version_script.map: Remove duplicate def of foo.
3239 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3241 * testsuite/Makefile.in: Rebuild.
3243 2009-12-30 Ian Lance Taylor <iant@google.com>
3246 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3247 if the input symbol index is 0, make the output symbol index 0.
3249 2009-12-30 Ian Lance Taylor <iant@google.com>
3252 * options.h (class General_options): Add -x/--discard-all.
3253 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3254 --discard-all. If the local symbol needs a dynamic entry, check
3255 that before handling --discard-locals.
3257 2009-12-30 Ian Lance Taylor <iant@google.com>
3260 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3262 (Output_segment::add_output_section): Don't change the flags if
3266 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3267 GNU hash table if they need a dynamic value. Otherwise, don't add
3268 them if they are defined in a dynamic object or are forced local.
3270 2009-12-29 Ian Lance Taylor <iant@google.com>
3273 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3274 .gnu.hash table for a 32-bit target.
3277 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3278 regular and a dynamic object only needs a dynamic symbol table
3279 entry if it is externally visible.
3282 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3283 constructor. Add global_offset_table_ field.
3284 (Target_i386::got_section): Set global_offset_table_.
3285 (Target_i386::do_finalize_sections): Set global_offset_table_
3287 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3288 in constructor. Add global_offset_table_ field.
3289 (Target_x86_64::got_section): Set global_offset_table_.
3290 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3293 * layout.cc (Layout::Layout): Initialize increase_relro_.
3294 (Layout::get_output_section): Add is_relro, is_last_relro, and
3295 is_first_non_relro parameters. Change all callers.
3296 (Layout::choose_output_section): Likewise.
3297 (Layout::add_output_section_data): Likewise.
3298 (Layout::make_output_section): Likewise.
3299 (Layout::set_segment_offsets): Clear increase_relro when using a
3301 * layout.h (class Layout): Add increase_relro method. Add
3302 increase_relro_ field. Update declarations.
3303 * output.cc (Output_section::Output_section): Initialize
3304 is_last_relro_ and is_first_non_relro_.
3305 (Output_segment::add_output_section): Group relro sections is
3306 do_sort is true. Handle is_last_relro and is_first_non_relro.
3307 (Output_segment::maximum_alignment): Remove relro handling.
3308 (Output_segment::set_section_addresses): Add increase_relro
3309 parameter. Change all callers. Add initial alignment to align
3310 relro sections on separate page. Remove old relro handling.
3311 (Output_segment::set_section_list_addresses): Remove in_relro
3312 parameter. Change all callers.
3313 (Output_segment::set_offset): Add increase parameter. Change all
3314 callers. Remove old relro handling.
3315 * output.h (class Output_section): Add new methods: is_last_relro,
3316 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3317 Add is_last_relro_ and is_first_non_relro_ fields.
3318 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3319 Create separate .got.plt section. Call increase_relro.
3320 * x86_64.cc (Target_x86_64::got_section): Likewise.
3321 * testsuite/relro_script_test.t: Add .got.plt.
3324 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3325 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3326 (Layout::finalize): Call set_dynamic_symbol_size.
3327 (Layout::set_dynamic_symbol_size): New function.
3328 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3329 set_dynamic_symbol_size.
3332 * output.h (class Output_section): Add is_entsize_zero_ field.
3333 * output.cc (Output_section::Output_section): Initialize
3335 (Output_section::set_entsize): If two different entsizes are
3336 requested, force it to zero.
3337 (Output_section::add_input_section): Set flags for .debug_str
3338 before updating section flags. Set entsize.
3339 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3340 and SHF_STRING if all input sections have those flags.
3342 2009-12-29 Rafael Espindola <espindola@google.com>
3344 * main.cc (main): Fix the sys time reporting.
3345 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3348 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3350 * options.cc (General_options::parse_version): Allow -v to exit
3351 without an error if there is nothing to link.
3353 2009-12-29 Ian Lance Taylor <iant@google.com>
3355 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3356 using a version of gcc before 4.1.
3357 * configure: Rebuild.
3359 2009-12-28 Chris Demetriou <cgd@google.com>
3361 * attributes.cc (Output_attributes_section_data::do_write): Use
3362 std::vector::front rather than std::vector::data.
3364 2009-12-28 Ian Lance Taylor <iant@google.com>
3366 * symtab.h (class Symbol_table): Add enum Defined.
3367 * resolve.cc (Symbol_table::should_override): Add defined
3368 parameter. Change all callers. Test whether object is NULL
3369 before calling a method on it.
3370 (Symbol_table::report_resolve_problem): Add defined parameter.
3372 (Symbol_table::should_override_with_special): Likewise.
3373 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3374 parameter. Change all callers.
3375 (Symbol_table::do_define_in_output_data): Likewise.
3376 (Symbol_table::define_in_output_segment): Likewise.
3377 (Symbol_table::do_define_in_output_segment): Likewise.
3378 (Symbol_table::define_as_constant): Likewise.
3379 (Symbol_table::do_define_as_constant): Likewise.
3380 * script.h (class Symbol_assignment): Add is_defsym parameter to
3381 constructor; change all callers.
3382 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3383 parameter. Change all callers. Add is_defsym_ field.
3384 (class Parser_closure): Add parsing_defsym parameter to
3385 constructor; change all callers. Add parsing_defsym accessor
3386 function. Add parsing_defsym_ field.
3388 2009-12-28 Ian Lance Taylor <iant@google.com>
3390 * gold.cc (queue_middle_tasks): Fix formatting.
3391 * object.cc (Relobj::is_section_name_included): Likewise.
3393 2009-12-23 Ian Lance Taylor <iant@google.com>
3395 * i386.cc (Target_i386::do_calls_non_split): Recognize
3396 -fsplit-stack prologue for a function with a static chain.
3397 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3398 -fsplit-stack prologue when using %r11.
3400 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3402 * options.cc (General_options::parse_version): Make -v continue and do
3403 the link like GNU ld does.
3405 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3407 * Makefile.am (CCFILES): Add timer.cc.
3408 (HFILES): Add timer.h.
3409 * configure.ac: Check for sysconf and times.
3410 * main.cc: include timer.h.
3411 (main): Use Timer instead of get_run_time.
3414 * workqueue.cc: include timer.h.
3415 (Workqueue::find_and_run_task):
3416 Report user, sys and wall time.
3417 * Makefile.in: Regenerate.
3418 * config.in: Regenerate.
3419 * configure: Regenerate.
3421 2009-12-16 Doug Kwan <dougkwan@google.com>
3423 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3425 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3426 relaxed input sections.
3427 * output.cc (Output_section::find_relaxed_input_section): Change
3428 return type to Output_relaxed_input_section pointer. Adjust code
3429 for new type of relaxed_input_section_map_.
3430 * output.h (Output_section::find_relaxed_input_section): Change
3431 return type to Output_relaxed_input_section pointer.
3432 (Output_section::Output_relaxed_input_section_by_input_section_map):
3434 (Output_section::relaxed_input_section_map_): Change type to
3435 Output_section::Output_relaxed_input_section_by_input_section_map.
3436 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3439 2009-12-15 Ian Lance Taylor <iant@google.com>
3441 * layout.cc (Layout::create_shstrtab): Only write out after input
3442 sections if we are compressing debug sections.
3444 2009-12-15 Ian Lance Taylor <iant@google.com>
3446 * archive.cc (Archive::add_symbols): Only look up a symbol without
3447 a version if there is, in fact, a version.
3449 2009-12-14 Ian Lance Taylor <iant@google.com>
3451 Revert -Wshadow changes, all changes from:
3452 2009-12-11 Doug Kwan <dougkwan@google.com>
3453 2009-12-11 Nick Clifton <nickc@redhat.com>
3454 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3456 2009-12-11 Doug Kwan <dougkwan@google.com>
3458 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3460 * attributes.cc (Object_attribute::size): Ditto.
3461 (Attributes_section_data::size): Ditto.
3462 (Attributes_section_data::Attributes_section_data): Ditto.
3463 (Output_attributes_section_data::do_write): Ditto.
3464 * attributes.h (Object_attribute::set_type): Ditto.
3465 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3467 2009-12-11 Nick Clifton <nickc@redhat.com>
3469 * archive.cc: Fix shadowed variable warnings.
3471 * compressed_output.cc: Likewise.
3472 * compressed_output.h: Likewise.
3473 * configure: Likewise.
3474 * dwarf_reader.cc: Likewise.
3475 * dynobj.cc: Likewise.
3476 * dynobj.h: Likewise.
3477 * ehframe.cc: Likewise.
3478 * ehframe.h: Likewise.
3479 * errors.cc: Likewise.
3480 * expression.cc: Likewise.
3481 * fileread.cc: Likewise.
3482 * fileread.h: Likewise.
3483 * freebsd.h: Likewise.
3484 * i386.cc: Likewise.
3486 * incremental.h: Likewise.
3487 * layout.cc: Likewise.
3488 * layout.h: Likewise.
3489 * mapfile.cc: Likewise.
3490 * merge.cc: Likewise.
3491 * merge.h: Likewise.
3492 * object.cc: Likewise.
3493 * object.h: Likewise.
3494 * options.h: Likewise.
3495 * output.cc: Likewise.
3496 * output.h: Likewise.
3497 * parameters.cc: Likewise.
3498 * plugin.cc: Likewise.
3499 * powerpc.cc: Likewise.
3500 * reduced_debug_output.cc: Likewise.
3501 * reduced_debug_output.h: Likewise.
3502 * reloc.cc: Likewise.
3503 * reloc.h: Likewise.
3504 * resolve.cc: Likewise.
3505 * script-sections.cc: Likewise.
3506 * script.cc: Likewise.
3507 * script.h: Likewise.
3508 * sparc.cc: Likewise.
3509 * symtab.cc: Likewise.
3510 * symtab.h: Likewise.
3511 * target-select.cc: Likewise.
3512 * target-select.h: Likewise.
3513 * token.h: Likewise.
3514 * workqueue.cc: Likewise.
3515 * workqueue.h: Likewise.
3516 * x86_64.cc: Likewise.
3518 2009-12-10 Doug Kwan <dougkwan@google.com>
3520 * arm.cc (attributes.h): New include.
3521 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3522 (Arm_relobj::~Arm_relobj): Delete object pointed by
3523 attributes_section_data_.
3524 (Arm_relobj::attributes_section_data): New method definition.
3525 (Arm_relobj::attributes_section_data_): New data member declaration.
3526 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3527 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3528 attributes_section_data_.
3529 (Arm_dynobj::attributes_section_data): New method definition.
3530 (Arm_dynobj::attributes_section_data_): New data member declaration.
3531 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3532 initialization value of may_use_blx_ to false.
3533 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3534 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3535 object attributes to compute results instead of hard-coding.
3536 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3537 Target_arm::get_secondary_compatible_arch,
3538 Target_arm::set_secondary_compatible_arch
3539 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3540 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3541 New method declarations.
3542 (Target_arm::get_aeabi_object_attribute): New method definition.
3543 (Target_arm::attributes_section_data_): New data member declaration.
3544 (read_arm_attributes_section): New template definition.
3545 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3546 (Arm_dynobj::do_read_symbols): Ditto.
3547 (Target_arm::do_finalize_sections): Merge attributes sections from
3548 input. Check for BLX use after attributes section merging.
3549 Fix __exidx_start and __exidx_end visibility. Create an
3550 .ARM.attributes section if necessary.
3551 (Target_arm::get_secondary_compatible_arch,
3552 Target_arm::set_secondary_compatible_arch,
3553 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3554 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3555 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3556 New method definitions.
3558 2009-12-09 Ian Lance Taylor <iant@google.com>
3560 * plugin.cc (Plugin::load): Don't cast from void* to a function
3563 2009-12-09 Ian Lance Taylor <iant@google.com>
3565 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3568 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3570 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3571 Replace two_file_shared_1.so with two_file_shared_2.so.
3572 * testsuite/Makefile.in: Regenerated.
3574 2009-12-08 Doug Kwan <dougkwan@google.com>
3576 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3577 (HFILES): Add attributes.h and int_encoding.h.
3578 * Makefile.in: Regenerate.
3579 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3580 function definitions to int_encoding.cc
3581 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3582 prototypes to int_encoding.h
3583 * reduced_debug_output.cc (int_encoding.h): New include.
3584 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3585 function definitions to int_encoding.cc
3586 (insert_into_vector, read_from_pointer): Move template definitions to
3588 * attributes.cc: New file.
3589 * attributes.h: New file.
3590 * int_encoding.cc: New file.
3591 * int_encoding.h: New file.
3593 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3596 * incremental-dump.cc (dump_incremental_inputs): New.
3597 (main): Use dump_incremental_inputs.
3599 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3602 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3603 checking elfcpp::STT_FUNC.
3604 (Target_i386::Relocate::relocate): Likewise.
3605 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3607 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3608 symbols from shared libraries into normal FUNC symbols.
3610 * symtab.h (Symbol): Add is_func and use it.
3612 2009-12-05 Doug Kwan <dougkwan@google.com>
3614 * arm.cc (Target_arm::arm_info): Initialize new fields
3615 attributes_section and attributes_vendor.
3616 * i386.cc (Target_i386::i386_info): Same.
3617 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3618 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3619 fields attributes_section and attributes_vendor.
3620 * sparc.cc (Target_sparc::sparc_info): Same.
3621 * target.h (Target::attributes_section, Target::attributes_vendor,
3622 Target::is_attributes_section, Target::attribute_arg_type,
3623 Target::attributes_order): New method definitions.
3624 (Target::Target_info::attributes_section,
3625 Target::Target_info::attributes_vendor): New fields.
3626 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3627 virtual method definitions.
3628 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3629 attributes_section and attributes_vendor.
3630 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3632 2009-12-05 Doug Kwan <dougkwan@google.com>
3634 * arm.cc: Update comments about interworking and stub generation.
3635 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3636 considered as non-PIC.
3637 (Arm_relocate_functions::base_abs): Fix formatting.
3638 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3639 of function to use GOT entry address instead of offset.
3640 (Target_arm::Scan::global): Issue an error if a symbol would need a
3641 PLT does not get one because it is untyped. Remove code to create
3642 dynamic symbols for relative branches.
3643 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3644 takes unsigned integer instead of boolean.
3646 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3648 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3649 (two_file_test_LDADD): Likewise.
3650 (common_test_1_LDADD): Likewise.
3651 (exception_test_LDADD) Likewise.
3652 (weak_test_LDADD): Likewise.
3653 (many_sections_test_LDADD): Likewise.
3654 (initpri1_LDADD): Likewise.
3655 (script_test_1_LDADD): Likewise.
3656 (script_test_2_LDADD): Likewise.
3657 (justsyms_LDADD): Likewise.
3658 (binary_test_LDADD): Likewise.
3659 (large_LDADD): Likewise.
3660 * testsuite/Makefile.in: Regenerated.
3662 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3664 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3665 (Symbol_table::override_with_special): Likewise.
3666 (Symbol_table::add_from_object): Likewise.
3668 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3670 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3671 Don't set the data_offset twice.
3673 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3675 * testsuite/Makefile.in: Regenerate.
3677 2009-12-03 Doug Kwan <dougkwan@google.com>
3679 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3680 (Target_arm::do_finalize_sections): Add parameter for symbol table
3681 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3682 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3683 parameter for symbol table pointer.
3684 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3685 an additional parameter for a pointer to symbol table.
3686 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3687 parameter for a symbol table pointer.
3688 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3689 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3691 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3692 parameter for a symbol table pointer.
3694 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3696 * incremental.cc (Incremental_inputs_header)
3697 (Incremental_inputs_header_write, Incremental_inputs_entry)
3698 (Incremental_inputs_entry_write): Move ...
3699 * incremental.h (Incremental_inputs_header)
3700 (Incremental_inputs_header_write, Incremental_inputs_entry)
3701 (Incremental_inputs_entry_write): here.
3703 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3705 * incremental.cc (make_sized_incremental_binary): Set the target.
3706 Error if it is incompatible.
3707 * output.h (Output_file): Add filename method.
3709 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3711 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3712 from the get_* methods.
3714 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3716 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3717 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3718 Write 0 for the data_offset of scripts.
3720 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3722 * testsuite/Makefile.am: Add the incremental_test.sh test.
3723 * testsuite/incremental_test.sh: New.
3724 * testsuite/incremental_test_1.c: New.
3725 * testsuite/incremental_test_2.c: New.
3727 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3729 * incremental-dump.cc (main): Fix typos.
3731 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3734 * incremental-dump.cc (main): Use llu to print 64 bit values.
3736 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3737 H.J. Lu <hongjiu.lu@intel.com>
3739 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3741 (incremental_dump_LDADD): Likewise.
3742 * Makefile.in: Regenerated.
3744 2009-11-25 Doug Kwan <dougkwan@google.com>
3748 2009-11-25 Doug Kwan <dougkwan@google.com>
3750 * arm.cc (Target_arm::Target_arm): Move method definition
3751 outside of class definition. Add code to handle
3752 --target1-rel, --target1-abs and --target2= options.
3753 (Target_arm::get_reloc_reloc_type): Change method to be
3754 non-static and const.
3755 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3756 New data member declaration.
3757 (Target_arm::Scan::local, Target_arm::Scan::global,
3758 Target_arm::Relocate::relocate,
3759 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3760 Adjust call to Target_arm::get_real_reloc_type.
3761 (Target_arm::get_real_reloc_type): Use command line options
3762 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3763 * options.h (--target1-rel, --target1-abs, --target2): New
3766 2009-11-25 Doug Kwan <dougkwan@google.com>
3768 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3769 class definition. Add code to handle --target1-rel, --target1-abs
3770 and --target2= options.
3771 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3773 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3775 (Target_arm::Scan::local, Target_arm::Scan::global,
3776 Target_arm::Relocate::relocate,
3777 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3778 call to Target_arm::get_real_reloc_type.
3779 (Target_arm::get_real_reloc_type): Use command line options to
3780 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3781 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3784 2009-11-25 Doug Kwan <dougkwan@google.com>
3786 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3787 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3788 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3790 (Arm_relocate_functions::thm_call): Replace body with a call to
3791 Arm_relocate_functions::thumb_branch_common.
3792 (Arm_relocate_functions::thm_jump24,
3793 Arm_relocate_functions::thm_xpc22): New method definitions.
3794 (Arm_relocate_functions::thumb_branch_common): New method definition.
3795 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3797 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3798 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3800 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3802 * Makefile.am: Build incremental-dump
3803 * Makefile.in: Regenerate.
3804 * incremental-dump.cc: New.
3805 * incremental.cc (Incremental_inputs_header_data,
3806 Incremental_inputs_entry_data): Move to incremental.h
3807 * incremental.h: (Incremental_inputs_header_data,
3808 Incremental_inputs_entry_data): Move from incremental.cc
3810 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3812 * incremental.cc (Incremental_inputs_header,
3813 Incremental_inputs_header_write, Incremental_inputs_entry,
3814 Incremental_inputs_entry_write): Add a typedef with the data type.
3816 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3818 * incremental.cc (Incremental_inputs_header,
3819 Incremental_inputs_header_write, Incremental_inputs_entry,
3820 Incremental_inputs_entry_write): Update comment about which
3821 type has the filed descriptions.
3823 2009-11-15 Doug Kwan <dougkwan@google.com>
3825 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3826 (Arm_relocate_functions::arm_branch_common): Change method defintion
3827 in class definition to a method declaration and update list of formal
3829 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3830 Arm_relocation_functions::jump24): Adjust call to
3831 Arm_relocate_functions::arm_branch_common. Update list of formal
3833 (Arm_relocate_functions::xpc25): New method definition.
3834 (Arm_relocate_functions::arm_branch_common): Move method defintion
3835 out from class definition. Use stubs for mode-switching and extending
3837 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3838 specially. Change code to enable use of stubs in ARM branches.
3840 2009-11-10 Doug Kwan <dougkwan@google.com>
3842 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3843 in method declaration.
3844 (Target_arm::relocate_stub): New method declaration.
3845 (Target_arm::default_target): Change to return a pointer instead of
3847 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3848 Target_arm::default_target.
3849 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3851 (Target_arm::relocate_section): Adjust view.
3852 (Target_arm::relocate_stub): New method definition.
3854 2009-11-10 Doug Kwan <dougkwan@google.com>
3856 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3858 * incremental.cc (open_incremental_binary): Initialized local
3859 variables to avoid warnings.
3860 * object.cc (make_elf_object): Ditto.
3861 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3864 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3867 * testsuite/plugin_test.c: Include "config.h".
3869 2009-11-09 Doug Kwan <dougkwan@google.com>
3871 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3872 (arm_symbol_value): Remove.
3873 (Arm_relocate_functions::arm_branch_common,
3874 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3875 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3876 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3877 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3878 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3879 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3880 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3881 Arm_relocate_functions::thm_mobw_abs_nc,
3882 Arm_relocate_functions::thm_mov_abs,
3883 Arm_relocate_functions::movw_prel_nc,
3884 Arm_relocate_functions::thm_movt_abs,
3885 Arm_relocate_functions::movt_prel,
3886 Arm_relocate_functions::thm_movw_prel_nc,
3887 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3888 (Target_arm::Relocate::relocate): Only decompose address into two
3889 parts if relocation type uses the thumb-bit and pass the actual
3890 bit instead of a flag indicating that the thumb-bit is used. Adjust
3891 calls to methods in Arm_relocate_functions for this change.
3893 2009-11-08 Ian Lance Taylor <iant@google.com>
3896 * reloc.cc: Instantiate
3897 Sized_relobj::initialize_input_to_output_maps and
3898 Sized_relobj:free_input_to_output_maps.
3900 2009-11-06 Ian Lance Taylor <iant@google.com>
3903 * defstd.cc (in_segment): Set only_if_ref true for "end".
3905 2009-11-06 Doug Kwan <dougkwan@google.com>
3907 * arm.cc (class Reloc_stub): Correct a comment.
3908 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3909 (Target_arm::scan_section_for_stubs): New method declaration.
3910 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3911 Change methods from private to protected.
3912 (Target_arm::do_may_relax): New method definition.
3913 (Target_arm::do_relax, Target_arm::group_sections,
3914 Target_arm::scan_reloc_for_stub,
3915 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3916 (Target_arm::arm_input_section_map_): New data member declaration.
3917 (Target_arm::scan_reloc_for_stub,
3918 Target_arm::scan_reloc_section_for_stubs,
3919 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3920 Target_arm::do_relax): New method definitions.
3922 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3924 * configure.ac: Check for (struct stat)::st_mtim
3925 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3926 * config.in: Regenerate.
3927 * configure: Regenerate.
3929 2009-11-05 Ian Lance Taylor <iant@google.com>
3932 * output.cc (Output_segment::add_output_section): Add missing
3935 2009-11-04 Ian Lance Taylor <iant@google.com>
3938 * object.h (class Object): Add is_needed and set_is_needed
3939 methods. Add is_needed_ field. Make bool fields into bitfields.
3940 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3941 defined in a dynamic object and referenced by a regular object,
3942 set is_needed for the dynamic object.
3943 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3944 if the file is marked with as_needed and it is not needed.
3946 2009-11-04 Ian Lance Taylor <iant@google.com>
3949 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3950 tags if data is discarded by linker script.
3951 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3952 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3953 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3954 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3956 2009-11-04 Ian Lance Taylor <iant@google.com>
3958 * layout.cc (Layout::get_output_section): Add is_interp and
3959 is_dynamic_linker_section parameters. Change all callers.
3960 (Layout::choose_output_section): Likewise.
3961 (Layout::make_output_section): Likewise.
3962 (Layout::add_output_section_data): Add is_dynamic_linker_section
3963 parameter. Change all callers.
3964 * layout.h (class Layout): Update declarations.
3965 * output.h (class Output_section): Add is_interp, set_is_interp,
3966 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3967 Add is_interp_, is_dynamic_linker_section_ fields. Change
3968 generate_code_fills_at_write_ to a bitfield.
3969 * output.cc (Output_section::Output_sections): Initialize new
3971 (Output_segment::add_output_section): Add do_sort parameter.
3974 2009-11-03 Ian Lance Taylor <iant@google.com>
3977 * options.h (class General_options): Add --warn-common.
3978 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3979 merging two common symbols.
3980 (Symbol_table::should_override): Handle --warn-common when merging
3981 a common symbol with a defined symbol. Use report_resolve_problem
3982 for multiple definitions.
3983 (Symbol_table::report_resolve_problem): New function.
3984 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3986 2009-11-03 Doug Kwan <dougkwan@google.com>
3988 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3990 (Target_arm::stub_factory): New method definition.
3991 (Target_arm::new_arm_input_section,
3992 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3993 Target_arm::reloc_uses_thumb_bit): New method declarations.
3994 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3995 New type definitions.
3996 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3997 member declarations.
3998 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3999 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4000 New method definitions.
4002 2009-11-03 Ian Lance Taylor <iant@google.com>
4004 * options.h (class General_options): Add --warn_constructors.
4006 2009-11-03 Ian Lance Taylor <iant@google.com>
4009 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4010 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4012 2009-11-03 Ian Lance Taylor <iant@google.com>
4015 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4016 --msgid-bugs-address.
4017 (install-pdf): New target.
4018 (install-data_yes): Look up one directory to find mkinstalldirs.
4020 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4022 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4025 2009-10-30 Doug Kwan <dougkwan@google.com>
4027 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4029 2009-10-30 Doug Kwan <dougkwan@google.com>
4031 * arm.cc (Stub_addend_reader): New struct template definition
4032 and partial specializations.
4033 (Stub_addend_reader::operator()): New method definition for a
4034 partially specialized template.
4036 2009-10-30 Doug Kwan <dougkwan@google.com>
4038 * arm.cc (Arm_relobj::processor_specific_flags): New method
4040 (Arm_relobj::do_read_symbols): New method declaration.
4041 (Arm_relobj::processor_specific_flags_): New data member declaration.
4042 (Arm_dynobj): New class definition.
4043 (Target_arm::do_finalize_sections): Add input_objects parameter.
4044 (Target_arm::do_adjust_elf_header): New method declaration.
4045 (Target_arm::are_eabi_versions_compatible,
4046 (Target_arm::merge_processor_specific_flags): New method declaration.
4047 (Target_arm::do_make_elf_object): New overloaded method definitions
4049 (Arm_relobj::do_read_symbols): New method definition.
4050 (Arm_dynobj::do_read_symbols): Ditto.
4051 (Target_arm::do_finalize_sections): Add input_objects parameters.
4052 Merge processor-specific flags from all input objects.
4053 (Target_arm::are_eabi_versions_compatible,
4054 Target_arm::merge_processor_specific_flags,
4055 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4056 New method definitions.
4057 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4058 Input_objects pointer type parameter.
4059 * layout.cc (Layout::finalize): Pass input objects to target's.
4060 finalize_sections function.
4061 * output.cc (Output_file_header::do_sized_write): Set ELF file
4062 header's processor-specific flags.
4063 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4064 Input_objects pointer type parameter.
4065 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4066 * target.h (Input_objects): New forward class declaration.
4067 (Target::processor_specific_flags,
4068 Target::are_processor_specific_flags_sect): New method definitions.
4069 (Target::finalize_sections): Add input_objects parameter.
4070 (Target::Target): Initialize processor_specific_flags_ and
4071 are_processor_specific_flags_set_.
4072 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4074 (Target::set_processor_specific_flags): New method definition.
4075 (Target::processor_specific_flags_,
4076 Target::are_processor_specific_flags_set_): New data member
4078 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4079 Input_objects pointer type parameter.
4081 2009-10-30 Doug Kwan <dougkwan@google.com>
4083 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4085 2009-10-28 Ian Lance Taylor <iant@google.com>
4087 * object.h (class Relobj): Drop options parameter from
4088 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4089 do_scan_relocs, do_relocate. Change all callers.
4090 (class Sized_relobj): Drop options parameters from
4091 do_gc_process_relocs, do_scan_relocs, do_relocate,
4092 do_relocate_sections, relocate_sections, emit_relocs_scan,
4093 emit_relocs_scan_reltype. Change all callers.
4094 (struct Relocate_info): Remove options field and all references to
4096 * reloc.h (class Read_relocs): Remove options constructor
4097 parameter and options_ field. Change all callers.
4098 (class Gc_process_relocs, class Scan_relocs): Likewise.
4099 (class Relocate_task): Likewise.
4100 * target-reloc.h (scan_relocs): Remove options parameter. Change
4102 (scan_relocatable_relocs): Likewise.
4103 * target.h (class Sized_target): Remove options parameter from
4104 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4106 * gc.h (gc_process_relocs): Remove options parameter. Change all
4108 * arm.cc: Update functions to remove options parameters.
4109 * i386.cc: Likewise.
4110 * powerpc.cc: Likewise.
4111 * sparc.cc: Likewise.
4112 * x86_64.cc: Likewise.
4113 * testsuite/testfile.cc: Likewise.
4115 2009-10-28 Doug Kwan <dougkwan@google.com>
4117 * arm.cc (Arm_relobj): New class definition.
4118 (Arm_relobj::scan_sections_for_stubs,
4119 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4120 New method definitions.
4122 2009-10-28 Cary Coutant <ccoutant@google.com>
4124 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4125 (Plugin::cleanup_done_): New member.
4126 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4127 (Plugin_manager::cleanup_done_): Remove.
4128 (Plugin_manager::add_input_file): Edit error message.
4129 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4130 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4132 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4134 * fileread.cc: (File_read::View::~View): Use the new
4135 data_ownership_ filed.
4136 (File_read::~File_read): Dispose the new whole_file_view_.
4137 (File_read::open): Mmap the whole file if needed.
4138 (File_read::open): Use whole_file_view_ instead of contents_.
4139 (File_read::find_view): Use whole_file_view_ if applicable.
4140 (File_read::do_read): Use whole_file_view_ instead of contents_.
4141 (File_read::make_view): Use whole_file_view_ instead of contents_,
4142 update File_read::View::View call.
4143 (File_read::find_or_make_view): Update File_read::View::View
4145 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4147 (File_read::View::Data_ownership): New enum.
4148 (File_read::View::View): Replace bool mapped_ with Data_ownership
4150 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4151 (File_read::View::data_ownership_): New field.
4152 (File_read::contents_): Remove (replaced by whole_file_view_).
4153 (File_read::whole_file_view_): New field.
4154 * options.h (class General_options): Add --keep-files-mapped.
4156 2009-10-27 Cary Coutant <ccoutant@google.com>
4158 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4159 * testsuite/Makefile.am (plugin_test_5): New test case.
4160 * testsuite/Makefile.in: Regenerate.
4162 2009-10-25 Doug Kwan <dougkwan@google.com>
4164 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4165 from private to protected to allow access by child class.
4166 (Sized_relobj::do_relocate_sections): New method declaration.
4167 (Sized_relobj::relocate_sections): Virtualize.
4168 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4169 Sized_relobj::relocate_sections. Instantiate template explicitly
4170 for different target sizes and endianity.
4172 2009-10-24 Doug Kwan <dougkwan@google.com>
4174 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4175 (Arm_input_section::as_arm_input_section): New method.
4176 (Arm_output_section): New class definition.
4177 (Arm_output_section::create_stub_group,
4178 Arm_output_section::group_sections): New method definitions.
4180 2009-10-22 Doug Kwan <dougkwan@google.com>
4182 * arm.cc (Arm_input_section): New class definition.
4183 (Arm_input_section::init, Arm_input_section:do_write,
4184 Arm_input_section::set_final_data_size,
4185 Arm_input_section::do_reset_address_and_file_offset): New method
4188 2009-10-21 Doug Kwan <dougkwan@google.com>
4190 * arm.cc (Stub_table, Arm_input_section): New forward class
4192 (Stub_table): New class defintion.
4193 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4194 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4195 New method definition.
4197 2009-10-21 Doug Kwan <dougkwan@google.com>
4199 * arm.cc: Update copyright comments.
4200 (Target_arm): New forward class template declaration.
4201 (Arm_address): New type.
4202 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4203 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4204 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4206 (Insn_template): Same.
4207 (DEF_STUBS): New macro.
4208 (Stub_type): New enum type.
4209 (Stub_template): New class definition.
4212 (Stub_factory): Same.
4213 (Target_arm::Target_arm): Initialize may_use_blx_ and
4214 should_force_pic_veneer_.
4215 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4216 Target_arm::should_force_pic_veneer,
4217 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4218 Target_arm::using_thumb_only, Target_arm:;default_target): New
4220 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4221 New data member declarations.
4222 (Insn_template::size, Insn_template::alignment): New method defintions.
4223 (Stub_template::Stub_template): New method definition.
4224 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4225 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4226 (Stub_factory::Stub_factory): New method definition.
4227 * gold.h (string_hash): New template.
4228 * output.h (Input_section_specifier::hash_value): Use
4230 (Input_section_specifier::string_hash): Remove.
4231 * stringpool.cc (Stringpool_template::string_hash): Use
4234 2009-10-20 Doug Kwan <dougkwan@google.com>
4236 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4237 symbols of relaxed input sections.
4238 * output.h (Output_section::find_relaxed_input_section): Make
4241 2009-10-16 Doug Kwan <dougkwan@google.com>
4243 * dynobj.cc (Versions::Versions): Initialize version_script_.
4244 Only insert base version symbol definition for a shared object
4245 if version script defines any version versions.
4246 (Versions::define_base_version): New method definition.
4247 (Versions::add_def): Check that base version is not needed.
4248 (Versions::add_need): Define base version lazily.
4249 * dynobj.h (Versions::define_base_version): New method declaration.
4250 (Versions::needs_base_version_): New data member declaration.
4251 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4252 (check_DATA): Add no_version_test.stdout.
4253 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4255 * testsuite/Makefile.in: Regenerate.
4256 * testsuite/no_version_test.c: New file.
4257 * testsuite/no_version_test.sh: Ditto.
4259 2009-10-16 Doug Kwan <dougkwan@google.com>
4261 * expression.cc (class Segment_start_expression): New class definition.
4262 (Segment_start_expression::value): New method definition.
4263 (script_exp_function_segment_start): Return a new
4264 Segment_start_expression.
4265 * gold/script-c.h (script_saw_segment_start_expression): New function
4267 * script-sections.cc (Script_sections::Script_sections): Initialize
4268 SAW_SEGMENT_START_EXPRESSION_ to false.
4269 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4270 and -Tbbs options to specify section addresses if given in
4271 command line and no SEGMENT_START expression is seen in a script.
4272 * script-sections.h (Script_sections::saw_segment_start_expression,
4273 Script_sections::set_saw_segment_start_expression): New method
4275 (Script_sections::saw_segment_start_expression_): New data member
4277 * script.cc (script_saw_segment_start_expression): New function.
4278 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4279 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4280 script_test_7.sh and script_test_8.sh.
4281 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4282 script_test_8.stdout.
4283 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4284 (script_test_6, script_test_6.stdout, script_test_7,
4285 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4286 * Makefile.in: Regenerate.
4287 * testsuite/script_test_6.sh: New file.
4288 * testsuite/script_test_6.t: Same.
4289 * testsuite/script_test_7.sh: Same.
4290 * testsuite/script_test_7.t: Same.
4291 * testsuite/script_test_8.sh: Same.
4293 2009-10-16 Doug Kwan <dougkwan@google.com>
4295 * output.cc (Output_segment::set_section_list_address): Cast
4296 expressions to unsigned long long type to avoid format warnings.
4298 2009-10-15 Ian Lance Taylor <iant@google.com>
4300 * script.cc (Script_options::add_symbol_assignment): Always add a
4301 dot assignment to script_sections_.
4302 * script-sections.cc (Script_sections::add_dot_assignment):
4303 Initialize if necessary.
4305 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4306 program headers with no load segment if there is a linker script.
4308 * layout.cc (Layout::set_segment_offsets): Align the file offset
4309 to the segment aligment for -N or -n with no load segment.
4310 * output.cc (Output_segment::add_output_section): Don't crash if
4311 the first section is a TLS section.
4312 (Output_segment::set_section_list_addresses): Print an error
4313 message if the address moves backward in a linker script.
4314 * script-sections.cc
4315 (Output_section_element_input::set_section_addresses): Don't
4316 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4317 (Orphan_output_section::set_section_addresses): Likewise.
4319 2009-10-15 Doug Kwan <dougkwan@google.com>
4321 * layout.cc (Layout::finish_dynamic_section): Generate tags
4322 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4323 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4324 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4326 2009-10-14 Ian Lance Taylor <iant@google.com>
4328 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4330 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4331 data_shdr fields of relinfo.
4332 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4333 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4334 R_386_TLS_LDO_32, adjust based on section flags.
4335 (Target_i386::Relocate::fix_up_ldo): Remove.
4337 2009-10-13 Ian Lance Taylor <iant@google.com>
4339 Add support for -pie.
4340 * options.h (class General_options): Add -pie and
4342 (General_options::output_is_position_independent): Test -pie.
4343 (General_options::output_is_executable): Return true if not shared
4344 and not relocatable.
4345 (General_options::output_is_pie): Remove.
4346 * options.cc (General_options::finalize): Reject incompatible uses
4348 * gold.cc (queue_middle_tasks): A -pie link is not static.
4349 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4350 * symtab.cc (Symbol::final_value_is_known): Return false if
4351 output_is_position_independent.
4352 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4353 output_is_position_independent.
4354 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4355 output_is_position_independent.
4356 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4357 output_is_position_independent.
4358 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4360 (basic_pie_test.o, basic_pie_test): New targets.
4361 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4362 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4363 (two_file_pie_test): New target.
4364 * testsuite/Makefile.in: Rebuild.
4365 * README: Remove note saying that -pie is not supported.
4367 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4369 * options.h (class General_options): Add -init and -fini.
4370 * layout.cc (Layout::finish_dynamic_section): Emit
4371 given init and fini functions.
4373 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4375 * gc.h (gc_process_relocs): Check if icf is enabled using new
4377 * gold.cc (queue_initial_tasks): Likewise.
4378 (queue_middle_tasks): Likewise.
4379 * object.cc (do_layout): Likewise.
4380 * symtab.cc (is_section_folded): Likewise.
4381 * main.cc (main): Likewise.
4382 * reloc.cc (Read_relocs::run): Likewise.
4383 (Sized_relobj::do_scan_relocs): Likewise.
4384 * icf.cc (is_function_ctor_or_dtor): New function.
4385 (Icf::find_identical_sections): Check if function is ctor or dtor when
4387 * options.h (General_options::icf): Change option to be an enum.
4388 (Icf_status): New enum.
4389 (icf_enabled): New method.
4390 (icf_safe_folding): New method.
4391 (set_icf_status): New method.
4392 (icf_status_): New variable.
4393 * (options.cc) (General_options::finalize): Set icf_status_.
4394 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4395 icf_test and icf_keep_unique_test to use the --icf enum flag.
4396 * testsuite/icf_safe_test.sh: New file.
4397 * testsuite/icf_safe_test.cc: New file.
4399 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4401 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4402 includes to gc.h and icf.h.
4403 * arm.cc: Include gc.h.
4404 * gold.cc: Likewise.
4405 * i386.cc: Likewise.
4406 * powerpc.cc: Likewise.
4407 * sparc.cc: Likewise.
4408 * x86_64.cc: Likewise.
4409 * gc.h: Include icf.h.
4411 2009-10-11 Ian Lance Taylor <iant@google.com>
4413 * plugin.cc: Include "gold.h" before other header files.
4415 2009-10-10 Chris Demetriou <cgd@google.com>
4417 * options.h (Input_file_argument::Input_file_type): New enum.
4418 (Input_file_argument::is_lib_): Replace with...
4419 (Input_file_argument::type_): New member.
4420 (Input_file_argument::Input_file_argument): Take Input_file_type
4421 'type' rather than boolean 'is_lib' as second argument.
4422 (Input_file_argument::is_lib): Use type_.
4423 (Input_file_argument::is_searched_file): New function.
4424 (Input_file_argument::may_need_search): Handle is_searched_file.
4425 * options.cc (General_options::parse_library): Support -l:filename.
4426 (General_options::parse_just_symbols): Update for Input_file_argument
4428 (Command_line::process): Likewise.
4429 * archive.cc (Archive::get_file_and_offset): Likewise.
4430 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4431 * script.cc (read_script_file, script_add_file): Likewise.
4432 * fileread.cc (Input_file::Input_file): Likewise.
4433 (Input_file::will_search_for): Handle is_searched_file.
4434 (Input_file::open): Likewise.
4435 * readsyms.cc (Read_symbols::get_name): Likewise.
4436 * testsuite/Makefile.am (searched_file_test): New test.
4437 * testsuite/Makefile.in: Regenerate.
4438 * testsuite/searched_file_test.cc: New file.
4439 * testsuite/searched_file_test_lib.cc: New file.
4441 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4442 Ian Lance Taylor <iant@google.com>
4444 * descriptor.cc: Include <cstdio> and "binary-io.h".
4445 (Descriptors::open): Open the files in binary mode always.
4446 * script.cc (Lex::get_token): Treat \r as whitespace.
4448 2009-10-09 Ian Lance Taylor <iant@google.com>
4450 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4452 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4453 Ian Lance Taylor <iant@google.com>
4455 * configure.ac: Check for readv function also.
4456 * fileread.cc (readv): Define if not HAVE_READV.
4457 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4459 * config.in: Regenerate.
4460 * configure: Regenerate.
4462 2009-10-09 Doug Kwan <dougkwan@google.com>
4464 * layout.cc (Layout::make_output_section): Call target hook to make
4465 ordinary output section.
4466 (Layout::finalize): Adjust parameter list of call the
4467 Target::may_relax().
4468 * layout.h (class Layout::section_list): New method.
4469 * merge.h (Output_merge_base::entsize): Change visibility to public.
4470 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4472 (Output_merge_string::do_is_string): New method.
4473 * object.cc (Sized_relobj::do_setup): renamed from
4474 Sized_relobj::set_up.
4475 * object.h (Sized_relobj::adjust_shndx,
4476 Sized_relobj::initializ_input_to_output_maps,
4477 Sized_relobj::free_input_to_output_maps): Change visibilities to
4479 (Sized_relobj::setup): Virtualize.
4480 (Sized_relobj::do_setup): New method declaration.
4481 (Sized_relobj::invalidate_section_offset,
4482 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4483 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4484 * options.cc (parse_int): New function.
4485 * options.h (parse_int): New declaration.
4486 (DEFINE_int): New macro.
4487 (stub_group_size): New option.
4488 * output.cc (Output_section::Output_section): Initialize memebers
4489 merge_section_map_, merge_section_by_properties_map_,
4490 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4491 (Output_section::add_input_section): Handled deferred code-fill
4492 generation and remove an old comment.
4493 (Output_section::add_relaxed_input_section): New method definition.
4494 (Output_section::add_merge_input_section): Use merge section by
4495 properties map to speed to search. Update merge section maps
4497 (Output_section::build_relaxation_map): New method definition.
4498 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4500 (Output_section::relax_input_section): Renamed to
4501 Output_section::convert_input_sections_to_relaxed_sections and change
4502 interface to take a vector of pointers to relaxed sections.
4503 (Output_section::find_merge_section,
4504 Output_section::find_relaxed_input_section): New method definitions.
4505 (Output_section::is_input_address_mapped,
4506 Output_section::output_offset, Output_section::output_address):
4507 Use output section data maps to speed up searching.
4508 (Output_section::find_starting_output_address): Add comments.
4509 (Output_section::do_write,
4510 Output_section::write_to_postprocessing_buffer): Do code-fill
4511 generation as appropriate.
4512 (Output_section::get_input_sections): Invalidate relaxed input section
4514 (Output_section::restore_states): Adjust type of checkpoint .
4515 Invalidate relaxed input section map.
4516 * output.h (Output_merge_base): New class declaration.
4517 (Input_section_specifier): New class defintion.
4518 (class Output_relaxed_input_section) Change base class to
4519 Output_section_data_build.
4520 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4521 base class initializer.
4522 (Output_section::add_relaxed_input_section): New method declaration.
4523 (Output_section::Input_section): Change visibility to protected.
4524 (Output_section::Input_section::relobj,
4525 Output_section::Input_section::shndx): Handle relaxed input sections.
4526 Output_section::input_sections) Change visibility to protected. Also
4527 define overload to return a non-const pointer.
4528 (Output_section::Merge_section_properties): New class defintion.
4529 (Output_section::Merge_section_by_properties_map,
4530 Output_section::Output_section_data_by_input_section_map,
4531 Output_section::Relaxation_map): New types.
4532 (Output_section::relax_input_section): Rename method to
4533 Output_section::convert_input_sections_to_relaxed_sections and change
4534 interface to take a vector of relaxed section pointers.
4535 (Output_section::find_merge_section,
4536 Output_section::find_relaxed_input_section,
4537 Output_section::build_relaxation_map,
4538 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4539 New method declarations.
4540 (Output_section::merge_section_map_
4541 Output_section::merge_section_by_properties_map_,
4542 Output_section::relaxed_input_section_map_,
4543 Output_section::is_relaxed_input_section_map_valid_,
4544 Output_section::generate_code_fills_at_write_): New data members.
4545 * script-sections.cc
4546 (Output_section_element_input::set_section_addresses): Call
4547 current_data_size and addralign methods of relaxed input sections.
4548 (Orphan_output_section::set_section_addresses): Call current_data_size
4549 and addralign methods of relaxed input sections.
4550 * symtab.cc (Symbol_table::compute_final_value): Extract template
4551 from the body of Symbol_table::sized_finalize_symbol.
4552 (Symbol_table::sized_finalized_symbol): Call
4553 Symbol_table::compute_final_value.
4554 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4555 (Symbol_table::compute_final_value): New templated method declaration.
4556 * target.cc (Target::do_make_output_section): New method defintion.
4557 * target.h (Target::make_output_section): New method declaration.
4558 (Target::relax): Add more parameters for input objects, symbol table
4559 and layout. Adjust call to do_relax.
4560 (Target::do_make_output_section): New method declaration.
4561 (Target::do_relax): Add parameters for input objects, symbol table
4564 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4566 * pread.c: Include stdio.h.
4568 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4570 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4573 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4575 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4576 Change read_shndx type to unsigned int.
4577 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4579 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4580 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4581 Change read_shndx type to unsigned int.
4582 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4584 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4585 * layout.cc (Layout::create_symtab_sections): Cast the result of
4586 local_symcount * symsize to off_t in the gold_assert.
4588 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4590 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4591 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4593 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4594 (Arm_relocate_functions::thm_abs5): New function.
4595 (Arm_relocate_functions::abs12): New function.
4596 (Arm_relocate_functions::abs16): New function.
4597 (Arm_relocate_functions::base_abs): New function.
4598 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4599 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4600 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4602 (Scan::global): Likewise.
4603 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4604 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4605 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4606 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4609 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4611 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4612 (Arm_relocate_functions::movt_prel): New function.
4613 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4614 (Arm_relocate_functions::thm_movt_prel): New function.
4615 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4616 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4617 (Scan::global, Relocate::relocate): Likewise.
4618 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4620 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4622 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4623 Incremental_checker.
4624 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4626 (class Incremental_inputs_header): New class.
4627 (Incremental_inputs_header_writer): Edit comment.
4628 (Incremental_inputs_entry): New class.
4629 (Incremental_inputs_entry_writer): Edit comment.
4630 (Sized_incremental_binary::do_find_incremental_inputs_section):
4631 Add *strtab_shndx parameter, fill it.
4632 (Sized_incremental_binary::do_check_inputs): New method.
4633 (Incremental_checker::can_incrementally_link_output_file): Use
4634 Sized_incremental_binary::check_inputs.
4635 (Incremental_inputs::report_command_line): Save command line in
4638 (Incremental_binary::find_incremental_inputs_section): New
4640 (Incremental_binary::do_find_incremental_inputs_section): Add
4641 strtab_shndx parameter.
4642 (Incremental_binary::do_check_inputs): New pure virtual method.
4643 (Sized_incremental_binary::do_check_inputs): Declare.
4644 (Incremental_checker::Incremental_checker): Add incremental_inputs
4645 parameter, use it to initialize incremental_inputs_.
4646 (Incremental_checker::incremental_inputs_): New field.
4647 (Incremental_checker::command_line): New method.
4648 (Incremental_checker::inputs): New method.
4649 (Incremental_checker::command_line_): New field.
4651 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4653 * incremental.cc: Include <cstdarg> and "target-select.h".
4654 (vexplain_no_incremental): New function.
4655 (explain_no_incremental): New function.
4656 (Incremental_binary::error): New method.
4657 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4659 (make_sized_incremental_binary): New function.
4660 (open_incremental_binary): New function.
4661 (can_incrementally_link_file): Add checks if output is ELF and has
4663 * incremental.h: Include "elfcpp_file.h" and "output.h".
4664 (Incremental_binary): New class.
4665 (Sized_incremental_binary): New class.
4666 (open_incremental_binary): Declare.
4667 * object.cc (is_elf_object): Use
4668 elfcpp::Elf_recognizer::is_elf_file.
4669 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4670 * output.h (Output_file::filesize): New method.
4672 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4674 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4676 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4677 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4679 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4681 (Arm_relocate_functions::movw_abs_nc): New function.
4682 (Arm_relocate_functions::movt_abs): New function.
4683 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4684 (Arm_relocate_functions::thm_movt_abs): New function.
4685 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4686 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4687 (Scan::global): Likewise.
4688 (Relocate::relocate): Likewise.
4689 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4691 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4693 * arm.cc (Arm_relocate_functions::got_prel) New function.
4694 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4695 (Relocate::relocate): Likewise.
4696 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4698 2009-10-06 Ian Lance Taylor <iant@google.com>
4700 * options.h (class General_options): Define
4701 split_stack_adjust_size parameter.
4702 * object.h (class Object): Add uses_split_stack_ and
4703 has_no_split_stack_ fields. Add uses_split_stack and
4704 has_no_split_stack accessor functions. Declare
4705 handle_split_stack_section.
4706 (class Reloc_symbol_changes): Define.
4707 (class Sized_relobj): Define Function_offsets. Declare
4708 split_stack_adjust, split_stack_adjust_reltype, and
4710 * object.cc (Object::handle_split_stack_section): New function.
4711 (Sized_relobj::do_layout): Call handle_split_stack_section.
4712 * dynobj.cc (Sized_dynobj::do_layout): Call
4713 handle_split_stack_section.
4714 * reloc.cc (Sized_relobj::relocate_sections): Call
4715 split_stack_adjust for executable sections in split_stack
4716 objects. Pass reloc_map to relocate_section.
4717 (Sized_relobj::split_stack_adjust): New function.
4718 (Sized_relobj::split_stack_adjust_reltype): New function.
4719 (Sized_relobj::find_functions): New function.
4720 * target-reloc.h: Include "object.h".
4721 (relocate_section): Add reloc_symbol_changes parameter. Change
4723 * target.h (class Target): Add calls_non_split method. Declare
4724 do_calls_non_split virtual method. Declare match_view and
4726 * target.cc: Include "elfcpp.h".
4727 (Target::do_calls_non_split): New function.
4728 (Target::match_view): New function.
4729 (Target::set_view_to_nop): New function.
4730 * gold.cc (queue_middle_tasks): Give an error if mixing
4731 split-stack and non-split-stack objects with -r.
4732 * i386.cc (Target_i386::relocate_section): Add
4733 reloc_symbol_changes parameter.
4734 (Target_i386::do_calls_non_split): New function.
4735 * x86_64.cc (Target_x86_64::relocate_section): Add
4736 reloc_symbol_changes parameter.
4737 (Target_x86_64::do_calls_non_split): New function.
4738 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4740 * powerpc.cc (Target_powerpc::relocate_section): Add
4741 reloc_symbol_changes parameter.
4742 * sparc.cc (Target_sparc::relocate_section): Add
4743 reloc_symbol_changes parameter.
4744 * configure.ac: Call AM_CONDITIONAL for the default target.
4745 * configure: Rebuild.
4746 * testsuite/Makefile.am (TEST_AS): New variable.
4747 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4748 (check_DATA): Add split_i386 and split_x86_64 files.
4749 (SPLIT_DEFSYMS): Define.
4750 (split_i386_[1234n].o): New targets.
4751 (split_i386_[124]): New targets.
4752 (split_i386_[1234r].stdout): New targets.
4753 (split_x86_64_[1234n].o): New targets.
4754 (split_x86_64_[124]): New targets.
4755 (split_x86_64_[1234r].stdout): New targets.
4756 (MOSTLYCLEANFILES): Add new executables.
4757 * testsuite/split_i386.sh: New file.
4758 * testsuite/split_x86_64.sh: New file.
4759 * testsuite/split_i386_1.s: New file.
4760 * testsuite/split_i386_2.s: New file.
4761 * testsuite/split_i386_3.s: New file.
4762 * testsuite/split_i386_4.s: New file.
4763 * testsuite/split_i386_n.s: New file.
4764 * testsuite/split_x86_64_1.s: New file.
4765 * testsuite/split_x86_64_2.s: New file.
4766 * testsuite/split_x86_64_3.s: New file.
4767 * testsuite/split_x86_64_4.s: New file.
4768 * testsuite/split_x86_64_n.s: New file.
4769 * testsuite/testfile.cc (Target_test): Update relocation_section
4771 * testsuite/Makefile.in: Rebuild.
4773 2009-10-06 Ian Lance Taylor <iant@google.com>
4775 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4776 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4777 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4778 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4779 the address on ldo_addrs_.
4780 (Target_i386::Relocate::fix_up_ldo): New function.
4782 2009-10-06 Rafael Espindola <espindola@google.com>
4784 * plugin.cc (add_input_library): New.
4785 (Plugin::load): Add add_input_library to tv.
4786 (Plugin_manager::add_input_file): Add the is_lib argument.
4787 (add_input_file): Update call to Plugin_manager::add_input_file.
4788 (add_input_library): New.
4789 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4791 2009-09-30 Doug Kwan <dougkwan@google.com>
4793 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4794 symbol and call Symbol::may_need_copy_reloc to determine if
4795 a copy reloc is needed.
4796 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4797 nocopyreloc is given in command line.
4798 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4799 given in command line.
4800 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4801 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4802 of the removed Target_i386::may_need_copy_reloc.
4803 * options.h (copyreloc): New option with default value false.
4804 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4805 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4806 instead of the removed Target_powerpc::may_need_copy_reloc.
4807 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4808 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4809 instead of the removed Target_sparc::may_need_copy_reloc.
4810 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4811 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4812 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4813 instead of the removed Target_x86_64::may_need_copy_reloc.
4815 2009-09-30 Ian Lance Taylor <iant@google.com>
4817 * object.h (class Object): Remove target_ field, and target,
4818 sized_target, and set_target methods.
4819 (Object::sized_target): Remove.
4820 (class Sized_relobj): Update declarations. Remove sized_target.
4821 * object.cc (Sized_relobj::setup): Remove target parameter.
4823 (Input_objects::add_object): Don't do anything with the target.
4824 (make_elf_sized_object): Add punconfigured parameter. Change all
4825 callers. Set or test parameter target.
4826 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4828 * parameters.cc (Parameters::set_target): Change parameter type to
4830 (Parameters::default_target): Remove.
4831 (set_parameters_target): Change parameter type to be non-const.
4832 (parameters_force_valid_target): New function.
4833 (parameters_clear_target): New function.
4834 * parameters.h (class Parameters): Update declarations. Remove
4835 default_target method. Add sized_target and clear_target
4836 methods. Change target_ to be non-const.
4837 (set_parameters_target): Update declaration.
4838 (parameters_force_valid_target): Declare.
4839 (parameters_clear_target): Declare.
4840 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4841 as NULL if we aren't searching.
4842 (Add_symbols::run): Don't check for compatible target.
4843 * fileread.cc (Input_file::open_binary): Call
4844 parameters_force_valid_target.
4845 * gold.cc (queue_middle_tasks): Likewise.
4846 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4847 set_target on object.
4848 * dynobj.h (class Sized_dynobj): Update declarations.
4849 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4850 make_elf_object returns NULL.
4851 (Archive::include_member): Don't check whether object target is
4853 * output.cc (Output_section::add_input_section): Get target from
4855 (Output_section::relax_input_section): Likewise.
4856 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4858 (Sized_relobj::do_scan_relocs): Likewise.
4859 (Sized_relobj::relocate_sections): Likewise.
4860 * resolve.cc (Symbol_table::resolve): Likewise.
4861 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4862 parameter. Change all callers.
4863 (Symbol_table::add_from_object): Get target from parameters.
4864 (Symbol_table::add_from_relobj): Don't check object target.
4865 (Symbol_table::add_from_dynobj): Likewise.
4866 (Symbol_table::define_special_symbol): Get target from
4868 * symtab.h (class Symbol_table): Update declaration.
4869 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4870 parameter. Change all callers. Clear parameter target.
4871 (Binary_test): Test target here.
4872 * testsuite/object_unittest.cc (gold_testsuite): Remove
4873 target_test_pointer parameter. Change all callers.
4874 (Object_test): Test target here.
4876 2009-09-26 Ian Lance Taylor <iant@google.com>
4878 * testsuite/initpri1.c: Don't try to use constructor priorities if
4879 compiling with gcc before 4.3.
4881 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4883 * testsuite/retain_symbols_file_test.sh (check_present): Change
4884 output file name to retain_symbols_file_test.stdout.
4885 (check_absent): Likewise.
4887 2009-09-18 Craig Silverstein <csilvers@google.com>
4889 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4890 * options.cc: Include <cerrno> and <fstream>.
4891 (General_options::finalize): Parse -retain-symbols-file tag.
4892 * options.h: New flag.
4893 (General_options): New method should_retain_symbol, new
4894 variable symbols_to_retain.
4895 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4896 should_retain_symbol map.
4897 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4898 * testsuite/Makefile.in: Regenerate.
4899 * testsuite/retain_symbols_file_test.sh: New file.
4901 2009-09-18 Nick Clifton <nickc@redhat.com>
4903 * po/es.po: Updated Spanish translation.
4905 2009-09-17 Doug Kwan <dougkwan@google.com>
4907 * debug.h (DEBUG_RELAXATION): New constant.
4908 (DEBUG_ALL): Add DEBUG_RELAXATION.
4909 (debug_string_to_enum): Add relaxation debug option.
4911 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4912 Layout::Relaxation_debug_check::read_sections,
4913 Layout::Relaxation_debug_check::read_sections): New method definitions.
4914 (Layout::Layout): Initialize data members
4915 record_output_section_data_from_scrips_,
4916 script_output_section_data_list_ and relaxation_debug_check_.
4917 (Layout::save_segments, Layout::restore_segments,
4918 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4919 Layout::relaxation_loop_body): New method definitions.
4920 (Layout::finalize): Support relaxation. Move section layout code to
4921 Layout::relaxation_loop_body.
4922 (Layout::set_asection_address_from_script): Move code for orphan
4923 section placement out.
4924 (Layout::place_orphan_sections_in_script): New method definition.
4925 * layout.h (Output_segment_headers, Output_file_header):
4926 New forward class declarations.
4927 (Layout::~Layout): Define.
4928 (Layout::new_output_section_data_from_script): New method definition.
4929 (Layout::place_orphan_sections_in_script): New method declaration.
4930 (Layout::Segment_states): New type declaration.
4931 (Layout::save_segments, Layout::restore_segments,
4932 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4933 Layout::relaxation_loop_body): New method declarations.
4934 (Layout::Output_section_data_list): New type declaration.
4935 (Layout::Relaxation_debug_check): New class definition.
4936 (Layout::record_output_section_data_from_script_,
4937 Layout::script_output_section_data_list_, Layout::segment_states_,
4938 Layout::relaxation_debug_check_): New data members.
4939 * output.cc: (Output_section_headers::do_size): New method definition.
4940 (Output_section_headers::Output_section_headers): Move size
4941 computation to Output_section_headers::do_size.
4942 (Output_segment_headers::do_size): New method definition.
4943 (Output_file_header::Output_file_header): Move size computation to
4944 Output_file_header::do_size and call it.
4945 (Output_file_header::do_size): New method definition.
4946 (Output_data_group::Output_data_group): Adjust call to
4947 Output_section_data.
4948 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4949 (Output_symtab_xindex::do_write): Add array bound check.
4950 (Output_section::Input_section::print_to_mapfile): Handle
4951 RELAXED_INPUT_SECTION_CODE.
4952 (Output_section::Output_section): Initialize data member checkpoint_.
4953 (Output_section::~Output_section): Delete checkpoint object pointed
4955 (Output_section::add_input_section): Always add an Input_section if
4957 (Output_section::add_merge_input_section): Add assert.
4958 (Output_section::relax_input_section): New method definition.
4959 (Output_section::set_final_data_size): Set load address to zero for
4960 an unallocated section.
4961 (Output_section::do_address_and_file_offset_have_reset_values):
4962 New method definition.
4963 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4964 Handle relaxed input section.
4965 (Output_section::sort_attached_input_sections): Checkpoint input
4966 section list lazily.
4967 (Output_section::get_input_sections): Change type of input_sections to
4968 list of Simple_input_section pointers. Checkpoint input section list
4969 lazily. Also handle relaxed input sections.
4970 (Output_section::add_input_section_for_script): Take a reference to
4971 a Simple_input_section object instead of Relobj pointer and section
4972 index as parameter. Handle relaxed input sections.
4973 (Output_section::save_states, Output_section::restore_states): New
4975 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4976 (Output_data::is_data_size_fixed): New method definition.
4977 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4979 (Output_data::address_and_file_offset_have_reset_values): New method
4981 (Output_data::do_address_and_file_offset_have_reset_values): New method
4983 (Output_data::set_data_size): Check that data size is not fixed.
4984 (Output_data::fix_data_size): New method definition.
4985 (Output_data::is_data_size_fixed_): New data member.
4986 (Output_section_headers::set_final_data_size): New method definition.
4987 (Output_section_headers::do_size): New method declaration.
4988 (Output_segment_headers::set_final_data_size): New method definition.
4989 (Output_segment_headers::do_size): New method declaration.
4990 (Output_file_header::set_final_data_size)::New method definition.
4991 (Output_file_header::do_size)::New method declaration.
4992 (Output_section_data::Output_section_data): Add new parameter
4993 is_data_size_fixed and use it to fix data size.
4994 (Output_data_const::Output_data_const): Adjust call to base class
4995 constructor and fix data size.
4996 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4997 base class constructor and fix data size.
4998 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4999 base class constructor and fix data size.
5000 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5001 class constructor and fix data size.
5002 (Output_data_group::set_final_data_size): New method definition.
5003 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5004 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5005 class constructor and fix data size.
5006 (Output_relaxed_input_section): New class definition.
5007 (Output_section::Simple_input_section): New class definition.
5008 (Output_section::get_input_sections): Adjust parameter list.
5009 (Output_section::add_input_section_for_script): Same.
5010 (Output_section::save_states, Output_section::restore_states,
5011 Output_section::do_address_and_file_offset_have_reset_values,
5012 (Output_section::Input_section::Input_section): Handle
5013 RELAXED_INPUT_SECTION_CODE. Add new overload for
5014 Output_relaxed_input_section.
5015 (Output_section::Input_section::is_input_section,
5016 Output_section::Input_section::set_output_section): Handle relaxed
5018 (Output_section::Input_section::is_relaxed_input_section,
5019 Output_section::Input_section::output_section_data,
5020 Output_section::Input_section::relaxed_input_section): New method
5022 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5024 (Output_section::Input_section::u1_): Update comments.
5025 (Output_section::Input_section::u2_): Add new union member poris.
5026 (Output_section::Checkpoint_output_section): New classs definition.
5027 (Output_section::relax_input_section): New method declaration.
5028 (Output_section::checkpoint_): New data member.
5029 (Output_segment): Update comments.
5030 (Output_segment::Output_segment): Un-privatize copy constructor.
5031 (Output_segment::operator=): Un-privatize.
5032 * script-sections.cc (Output_section_element::Input_section_list):
5033 Change element type to Output_section::Simple_input_section.
5034 (Output_section_element_dot_assignment::set_section_addresses):
5035 Register output section data for relaxation clean up.
5036 (Output_data_exression::Output_data_expression): Adjust call to base
5037 constructor to fix data size.
5038 (Output_section_element_data::set_section_addresses): Register
5039 Output_data_expression object for relaxation clean up.
5040 (struct Input_section_info): Replace Relobj pointer and section index
5041 pair with Output_section::Simple_input_section and Convert struct to a
5043 (Input_section_sorter::operator()): Adjust access to
5044 Input_section_info data member to use accessors.
5045 (Output_section_element_input::set_section_addresses): Use layout
5046 parameter. Adjust code to use Output_section::Simple_input_section
5047 and Input_secction_info classes. Register filler for relaxation
5049 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5050 and section index pair with Output_section::Simple_input_section
5051 class. Adjust code accordingly.
5052 (Phdrs_element::release_segment): New method definition.
5053 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5055 (Script_sections::release_segments): New method definition.
5056 * gold/script-sections.h (Script_sections::release_segments): New
5058 * gold/target.h (Target::may_relax, Target::relax,
5059 Target::do_may_relax, Target::do_relax): New method definitions.
5061 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5063 * arm.cc (has_signed_unsigned_overflow): New function.
5064 (Arm_relocate_functions::abs8): New function.
5065 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5066 (Target_arm::Scan::global): Likewise.
5067 (Target_arm::relocate::relocate): Likewise.
5068 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5071 2009-09-16 Cary Coutant <ccoutant@google.com>
5073 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5074 * testsuite/Makefile.in: Regenerate.
5076 2009-09-11 Nick Clifton <nickc@redhat.com>
5078 * po/gold.pot: Updated by the Translation project.
5080 2009-09-08 Cary Coutant <ccoutant@google.com>
5082 * output.cc (Output_file::open): Add execute permission to empty file.
5083 * testsuite/Makefile.am (permission_test): New test.
5084 * testsuite/Makefile.in: Regenerate.
5086 2009-09-02 Ian Lance Taylor <iant@google.com>
5088 * output.cc (Output_file::resize): Call map_no_anonymous rather
5091 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5093 * gold.cc: Include "incremental.h".
5094 (queue_initial_tasks): Call Incremental_checker methods.
5095 * incremental.cc: Include "output.h".
5096 (Incremental_checker::can_incrementally_link_output_file): New
5098 * incremental.h (Incremental_checker): New class.
5100 * output.cc (Output_file::open_for_modification): New method.
5101 (Output_file::map_anonymous): Changed return type to bool. Record
5103 (Output_file::map_no_anonymous): New method, broken out of map.
5104 (Output_file::map): Use map_no_anonymous and map_anonymous.
5105 * output.h (class Output_file): Update declarations.
5107 2009-08-24 Cary Coutant <ccoutant@google.com>
5109 * options.h (Command_line::Pre_options): New class.
5110 (Command_line::pre_options): New member.
5111 * options.cc (gold::options::ready_to_register): New variable.
5112 (One_option::register_option): Do nothing if not registering options.
5113 Assert if same short option registered twice.
5114 (General_options::General_options): Turn off option registration when
5116 (Command_line::Pre_options::Pre_options): New constructor.
5118 2009-08-24 Cary Coutant <ccoutant@google.com>
5120 * options.h (General_options::no_keep_memory): Remove incorrect
5123 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5125 * Makefile.am (am__skiplex, am__skipyacc): New.
5126 * Makefile.in: Regenerate.
5128 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5130 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5131 (INCLUDES): ... this.
5132 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5133 (AM_CPPFLAGS): Renamed from ...
5134 (INCLUDE): ... this.
5135 * Makefile.in, testsuite/Makefile.in: Regenerate.
5137 * Makefile.in: Regenerate.
5138 * aclocal.m4: Likewise.
5139 * config.in: Likewise.
5140 * configure: Likewise.
5141 * testsuite/Makefile.in: Likewise.
5143 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5144 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5145 * Makefile.in: Regenerate.
5146 * testsuite/Makefile.in: Regenerate.
5148 2009-08-19 Cary Coutant <ccoutant@google.com>
5150 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5151 symbols in shared libraries overridden by hidden or internal symbols
5152 in the main program.
5154 2009-08-19 Chris Demetriou <cgd@google.com>
5156 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5157 checking source file names in error messages.
5159 2009-08-18 Doug Kwan <dougkwan@google.com>
5161 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5162 an elcpp::Ehdr as parameter. Adjust call to set_target.
5163 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5164 an elfcpp::Ehdr as parameter.
5165 * object.cc (Object::set_target): Remove the version that looks up
5166 a target and sets it.
5167 (Sized_relobj::setup): Take a Target object instead of
5168 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5169 (make_elf_sized_object): Find target and ask target to
5171 * object.h: (Object::set_target): Remove the version that looks up
5172 a target and sets it.
5173 (Sized_relobj::setup): Take a Target object instead of
5174 an elfcpp:Ehdr as parameter.
5175 * target.cc: Include dynobj.h.
5176 (Target::do_make_elf_object_implementation): New.
5177 (Target::do_make_elf_object): New.
5178 * target.h (Target::make_elf_object): New template declaration.
5179 (Target::do_make_elf_object): New method declarations.
5180 (Target::do_make_elf_object_implementation): New template declaration.
5182 2009-08-14 Ian Lance Taylor <iant@google.com>
5184 * gold.h (FUNCTION_NAME): Define.
5185 (gold_unreachable): Use FUNCTION_NAME.
5187 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5189 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5190 symbol in the --keep-unique list is not found.
5192 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5194 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5195 been maked as --keep-unique.
5196 (Icf::unfold_section): New function.
5197 * icf.h (Icf::unfold_section): New function.
5198 * options.h (General_options::keep_unique): New option.
5199 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5200 * testsuite/Makefile.in: Regenerate.
5201 * testsuite/icf_keep_unique_test.sh: New file.
5202 * testsuite/icf_keep_unique_test.cc: New file.
5204 2009-08-12 Cary Coutant <ccoutant@google.com>
5207 * resolve.cc (Symbol_table::resolve): Check for references from
5208 dynamic objects to hidden and internal symbols.
5209 * testsuite/Makefile.am (hidden_test.sh): New test.
5210 * testsuite/Makefile.in: Regenerate.
5211 * testsuite/hidden_test.sh: New script.
5212 * testsuite/hidden_test_1.c: New test source.
5213 * testsuite/hidden_test_main.c: New test source.
5215 2009-08-11 Doug Kwan <dougkwan@google.com>
5217 * arm.cc: Update comments.
5218 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5219 segment to locate the .ARM.exidx section if present.
5221 2009-08-09 Doug Kwan <dougkwan@google.com>
5223 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5226 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5227 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5230 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5232 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5233 valid tls_segment only for non-debug-section relocations.
5234 * testsuite/Makefile.am: Add gc_tls_test.
5235 * testsuite/Makefile.in: Regenerate.
5236 * testsuite/gc_tls_test.cc: New file.
5237 * testsuite/gc_tls_test.sh: New file.
5239 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5243 * Makefile.am (CCFILES): Add icf.cc.
5245 * Makefile.in: Regenerate.
5246 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5247 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5248 section, symbol and addend information for the relocs.
5249 * gold.cc (queue_middle_tasks): Call identical code folding.
5250 * gold.h: Add defines for multimap.
5251 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5252 to the call of finalize_local_symbols.
5253 * main.cc (main): Create object of class Icf.
5254 * object.cc (Sized_relobj::do_layout): Allow this function to be
5255 called twice during icf.
5256 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5257 to sections marked as identical by icf.
5258 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5260 (Sized_relobj::do_section_entsize): New function.
5261 * object.h (Object::section_entsize): New function.
5262 (Object::do_section_entsize): New pure virtual function.
5263 (Relobj::finalize_local_symbols): Add new parameter.
5264 (Relobj::do_section_entsize): New function.
5265 * options.h (General_options::icf): New option.
5266 (General_options::icf_iterations): New option.
5267 (General_options::print_icf_sections): New option.
5268 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5269 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5270 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5272 * symtab.cc (Symbol_table::is_section_folded): New function.
5273 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5274 to sections marked as identical by icf.
5275 * symtab.h (Symbol_table::set_icf): New function.
5276 (Symbol_table::icf): New function.
5277 (Symbol_table::is_section_folded): New function.
5278 (Symbol_table::icf_): New data member.
5279 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5280 * testsuite/Makefile.am: Add commands to build icf_test.
5281 * testsuite/Makefile.in: Regenerate.
5282 * testsuite/icf_test.sh: New file.
5283 * testsuite/icf_test.cc: New file.
5285 2009-07-24 Chris Demetriou <cgd@google.com>
5287 * layout.cc (is_compressible_debug_section): Fix incorrect
5288 comment about compressed section names.
5290 2009-07-20 Ian Lance Taylor <ian@airs.com>
5293 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5295 2009-07-16 Ian Lance Taylor <iant@google.com>
5298 * layout.h: #include <map>.
5299 (class Kept_section): Change from struct to class. Add accessors
5300 and setters. Add section size to Comdat_group mapping. Change
5301 Comdat_group to std::map. Add is_comdat_ field. Add
5302 linkonce_size field in union.
5303 (class Layout): Update declaration of find_or_add_kept_section.
5304 Don't declare find_kept_object.
5305 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5306 parameter. Add object, shndx, is_comdat, and is_group_name
5307 parameters. Change all callers. Adjust for new Kept_section.
5308 (Layout::find_kept_object): Remove.
5309 * object.cc (Sized_relobj::include_section_group): Update use of
5310 Kept_section. Rename secnum to shndx. Only record
5311 Kept_comdat_section if sections are the same size.
5312 (Sized_relobj::include_linkonce_section): Update use of
5313 Kept_section. Only record Kept_comdat_section if sections are the
5314 same size. Set size of linkonce section.
5315 (Sized_relobj::map_to_kept_section): Update call to
5316 get_kept_comdat_section.
5317 * object.h (class Sized_relobj): Rename fields in
5318 Kept_comdat_section to drop trailing underscores; change object
5319 field to Relobj*. Change Kept_comdat_section_table to store
5320 struct rather than pointer.
5321 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5322 Add kept_object and kept_shndx parameters. Change all callers.
5323 (Sized_relobj::get_kept_comdat_section): Change return type to
5324 bool. Add kept_object and kept_shndx parameters. Change all
5326 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5327 Layout::find_or_add_kept_section.
5329 2009-07-09 Ian Lance Taylor <iant@google.com>
5331 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5332 Reserve space in the hash table.
5334 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5336 * fileread.cc (File_read::get_mtime): New method.
5337 * fileread.h (Timespec): New structure.
5338 (File_read::get_mtime): New method.
5339 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5340 Renamed from timestamp_nsec.
5341 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5343 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5345 (Incremental_inputs::report_archive): Save mtime; style fix.
5346 (Incremental_inputs::report_obejct): Save mtime; style fix.
5347 (Incremental_inputs::report_script): Save mtime; style fix.
5348 (Incremental_inputs::finalize_inputs): Style fix.
5349 (Incremental_inputs::finalize): Style fix.
5350 (Incremental_inputs::create_input_section_data): Store inputs
5352 * incremental.h (Incremental_inputs::report_script): Add mtime
5354 (Incremental_inputs::Input_info::Input_info): Intialize only one
5356 (Incremental_inputs::Input_info::archive): Move to nameless
5358 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5359 (Incremental_inputs::Input_info::script): Move to nameless union.
5360 (Incremental_inputs::mtime): New field.
5361 * script.cc (read_input_script): Pass file mtime to
5363 * script.h (Script_info::inputs): Style fix.
5365 2009-07-01 Ian Lance Taylor <ian@airs.com>
5367 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5370 2009-06-24 Ian Lance Taylor <iant@google.com>
5373 * layout.cc (Layout::choose_output_section): If we find an
5374 existing section, update the flags.
5375 (Layout::create_notes): New function, broken out of
5377 (Layout::finalize): Don't create note sections.
5378 (Layout::create_note): Don't crash if linker script discards
5380 (Layout::create_gold_note): Likewise.
5381 (Layout::create_build_id): Likewise. Don't set
5382 after_input_sections on the section.
5383 (Layout::create_executable_stack_info): Remove target parameter.
5385 * layout.h (class Layout): Declare create_notes. Update
5386 declaration of create_executable_stack_info.
5387 * gold.cc (queue_middle_tasks): Call create_notes.
5388 * output.cc (Output_section::update_flags_for_input_section): Move
5389 here from output.h. If SHF_ALLOC flag is newly set, mark address
5391 * output.h (Output_data::mark_address_invalid): New function.
5392 (class Output_section): Only declare, not define,
5393 update_flags_for_input_section. Remove set_flags.
5395 2009-06-24 Ian Lance Taylor <iant@google.com>
5397 * script-sections.cc (Output_section_definition::
5398 set_section_addresses): Rename shadowing local load_address to
5401 2009-06-24 Ian Lance Taylor <iant@google.com>
5404 * reloc.cc (relocate_sections): Skip empty relocation sections.
5406 2009-06-23 Ian Lance Taylor <iant@google.com>
5409 * layout.cc (Layout::create_note): Use choose_output_section
5410 rather than make_output_section.
5412 2009-06-23 Ian Lance Taylor <iant@google.com>
5415 * options.cc (General_options::parse_V): Set printed_version_.
5416 (General_options::General_options): Initialize printed_version_.
5417 * options.h (class General_options): Add printed_version_ field.
5418 * gold.cc (queue_initial_tasks): If there are no input files,
5419 don't give a fatal error if we printed the version information.
5420 (queue_middle_tasks): If using -r with a shared object, give a
5421 fatal error rather than an ordinary error.
5423 2009-06-23 Ian Lance Taylor <iant@google.com>
5426 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5427 (Layout::make_output_section): Set have_stabstr_section_ if we see
5428 a .stab*str section.
5429 (Layout::finalize): Call link_stabs_sections.
5430 (Layout::link_stabs_sections): New file.
5431 * layout.h (class Layout): Add have_stabstr_section_ field.
5432 Declare link_stabs_sections.
5434 2009-06-23 Doug Kwan <dougkwan@google.com>
5436 * Makefile.am (libgold_a_LIBADD): New.
5437 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5438 * Makefile.in: Regenerate.
5439 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5440 * configure: Regenerate.
5441 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5442 * fileread.cc: Include sys/state.h
5443 * gold.h: Declare memmem and strndup if found missing.
5444 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5446 2009-06-23 Ian Lance Taylor <iant@google.com>
5448 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5449 * configure: Rebuild.
5451 2009-06-23 Ian Lance Taylor <iant@google.com>
5454 * object.cc (Object::section_contents): Don't try to get a view if
5455 the section has length zero.
5456 (Object::handle_gnu_warning_section): If the section is empty, use
5457 the name of the section as the warning.
5459 2009-06-23 Ian Lance Taylor <iant@google.com>
5462 * stringpool.h (class Stringpool_template): Add optimize_ field.
5463 (Stringpool_template::set_optimize): New function.
5464 * stringpool.cc (Stringpool_template::Stringpool_template):
5465 Initialize optimize_ field.
5466 (Stringpool_template::set_string_offsets): Test local optimize
5467 fild rather than parameter.
5468 * layout.cc (Layout::Layout): Call set_optimize on the section
5471 2009-06-22 Ian Lance Taylor <iant@google.com>
5474 * yyscript.y: Parse TARGET.
5475 * script.cc (script_set_target): New function.
5476 * script-c.h (script_set_target): Declare.
5477 * options.cc (General_options::string_to_object_format): Rename
5478 from string_to_object_format in anonymous namespace. Change
5480 * options.h (class General_options): Declare
5481 string_to_object_format.
5483 2009-06-22 Ian Lance Taylor <iant@google.com>
5485 * script-sections.cc (Script_sections::create_segments): Don't put
5486 program headers in a PT_LOAD segment if -n or -N.
5488 2009-06-22 Ian Lance Taylor <iant@google.com>
5491 * options.h (class General_options): Add -z lazy and -z now. Sort
5492 -z options into alphabetical order.
5493 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5495 2009-06-21 Ian Lance Taylor <iant@google.com>
5497 * layout.cc (Layout::make_output_section): Call
5498 Target::new_output_section.
5499 (Layout::attach_allocated_section_to_segment): Put large section
5500 sections in a separate load segment with the large segment flag
5502 (Layout::segment_precedes): Sort large data segments after other
5504 (align_file_offset): New static function.
5505 (Layout::set_segment_offsets): Use align_file_offset.
5506 * output.h (class Output_section): Add is_small_section_ and
5507 is_large_section_ fields.
5508 (Output_section::is_small_section): New function.
5509 (Output_section::set_is_small_section): New function.
5510 (Output_section::is_large_section): New function.
5511 (Output_section::set_is_large_section): New function.
5512 (Output_section::is_large_data_section): New function.
5513 (class Output_segment): Add is_large_data_segment_ field.
5514 (Output_segment::is_large_data_segment): New function.
5515 (Output_segment::set_is_large_data_segment): New function.
5516 * output.cc (Output_section::Output_section): Initialize new
5518 (Output_segment::Output_segment): Likewise.
5519 (Output_segment::add_output_section): Add assertion that large
5520 data sections always go in large data segments. Force small data
5521 sections to the end of the list of data sections. Force small BSS
5522 sections to the start of the list of BSS sections. For large BSS
5523 sections to the end of the list of BSS sections.
5524 * symtab.h (class Symbol): Declare is_common_shndx.
5525 (Symbol::is_defined): Check Symbol::is_common_shndx.
5526 (Symbol::is_common): Likewise.
5527 (class Symbol_table): Define enum Commons_section_type. Update
5528 declarations. Add small_commons_ and large_commons_ fields.
5529 * symtab.cc (Symbol::is_common_shndx): New function.
5530 (Symbol_table::Symbol_table): Initialize new fields.
5531 (Symbol_table::add_from_object): Put small and large common
5532 symbols in the right list.
5533 (Symbol_table::sized_finalized_symbol): Check
5534 Symbol::is_common_shndx.
5535 (Symbol_table::sized_write_globals): Likewise.
5536 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5537 common symbol lists. Don't call do_allocate_commons_list if the
5539 (Symbol_table::do_allocate_commons_list): Remove is_tls
5540 parameter. Add comons_section_type parameter. Change all
5541 callers. Handle small and large common symbols.
5542 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5543 Symbol::is_common_shndx.
5544 * resolve.cc (symbol_to_bits): Likewise.
5545 * target.h (Target::small_common_shndx): New function.
5546 (Target::small_common_section_flags): New function.
5547 (Target::large_common_shndx): New function.
5548 (Target::large_common_section_flags): New function.
5549 (Target::new_output_section): New function.
5550 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5551 small_common_section_flags, and large_common_section_flags
5553 (Target::do_new_output_section): New virtual function.
5554 * arm.cc (Target_arm::arm_info): Initialize new fields.
5555 * i386.cc (Target_i386::i386_info): Likewise.
5556 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5558 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5559 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5560 (Target_x86_64::do_new_output_section): New function.
5561 * configure.ac: Define conditional MCMODEL_MEDIUM.
5562 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5563 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5564 (large_LDFLAGS): Define.
5565 * testsuite/large.c: New file.
5566 * testsuite/testfile.cc (Target_test::test_target_info):
5567 Initialize new fields.
5568 * configure, testsuite/Makefile.in: Rebuild.
5570 2009-06-05 Doug Kwan <dougkwan@google.com>
5572 * Makefile.am (CCFILES): Add target.cc.
5573 * Makefile.in: Regenerate.
5574 * i386.cc (class Target_i386): Define new virtual method to
5575 override do_is_local_label_name in parent.
5576 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5577 local symbols if --discard-locals or -X is given.
5578 * options.h (class General_options): Declare new options
5579 '--discard-locals' and '-X' for discarding locals.
5580 * target.h (class Target): Define new methods is_local_label_name.
5581 Declare new virtual method do_is_local_label_name.
5582 * target.cc: New file.
5583 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5584 (check_SCRIPTS): Add discard_locals_test.sh.
5585 (check_DATA): Add discard_local_tests.syms.
5586 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5587 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5588 * testsuite/Makefile.in: Regenerate.
5589 * testsuite/discard_locals_test.c: New file.
5590 * testsuite/discard_locals_test.sh: Same.
5592 2009-06-05 Doug Kwan <dougkwan@google.com>
5594 * object.cc (Sized_relobj::Sized_relobj): Initialize
5595 discarded_eh_frame_shndx_ to -1U.
5596 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5598 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5599 a discarded .eh_frame section.
5600 (Sized_relobj::do_finalize_local_symbols): Ditto.
5601 * object.h (class Sized_relobj): Declare new member
5602 discarded_eh_frame_shndx_.
5603 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5604 (local_labels_test.o, local_labels_test): New rules.
5605 * testsuite/Makefile.in: Regenerate.
5607 2009-06-04 Doug Kwan <dougkwan@google.com>
5609 * layout.cc (Layout::section_name_mapping): Add mapping for
5610 special ARM sections.
5612 2009-06-03 Doug Kwan <dougkwan@google.com>
5614 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5615 (utils::has_overflow): Same.
5617 2009-06-03 Ian Lance Taylor <iant@google.com>
5619 * layout.cc (Layout::section_name_mapping): New array, replacing
5620 Layout::linkonce_mapping.
5621 (Layout::section_name_mapping_count): New variable, replacing
5622 Layout::linkonce_mapping_count.
5623 (Layout::linkonce_output_name): Remove.
5624 (Layout::output_section_name): Rewrite.
5625 * layout.h (class Layout): Rename Linkonce_mapping to
5626 Section_name_mapping, linkonce_mapping to section_name_mapping,
5627 linkonce_mapping_count to section_name_mapping_count. Don't
5628 declare linkonce_output_name.
5630 2009-06-03 Doug Kwan <dougkwan@google.com>
5632 * gold/arm.cc (namespace utils): New.
5633 (Target_arm::reloc_is_non_pic): Define new method.
5634 (class Arm_relocate_functions): New.
5635 (Target_arm::Relocate::relocate): Handle relocation types used by
5638 2009-06-03 Ian Lance Taylor <iant@google.com>
5640 * arm.cc (Target_arm::scan::global): Use || instead of |.
5642 2009-06-02 Doug Kwan <dougkwan@google.com>
5644 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5645 issued_non_pic_error_.
5646 (class Target_arm::Scan): Declare new method check_non_pic.
5647 Define new method symbol_needs_plt_entry.
5648 Declare new data member issued_non_pic_error_.
5649 (class Target_arm::Relocate): Declare new method
5650 should_apply_static_reloc.
5651 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5652 (Target_arm::Scan::check_non_pic): Define new method.
5653 (Target_arm::Scan::local): Handle a small subset of reloc types used
5655 (Target_arm::Scan::local): Same.
5656 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5658 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5660 * incremental.cc (Incremental_inputs::report_command_line): Filter
5661 out --incremental-* options.
5663 2009-05-29 Doug Kwan <dougkwan@google.com>
5665 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5667 (class Target_arm): Update comment.
5668 (Target_arm::Target_arm): Initialize new data members GOT_,
5669 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5670 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5671 and Target_arm::rel_dyn_section.
5672 Declare new_enum Target_arm::Got_type.
5673 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5675 Update commments for member do_dynsym_value.
5676 (Target_arm::got_size, Target_arm::plt_section,
5677 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5678 new methods inside class defintion.
5679 (Target_arm::got_section): Define new method.
5680 (Target_arm::rel_dyn_section): Same.
5681 (Output_data_plt_arm): New template class.
5682 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5683 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5684 (Output_data_plt_arm::add_entry): Same.
5685 (Output_data_plt_arm::first_plt_entry): Define new
5686 static data member for PLT instruction template.
5687 (Output_data_plt_arm::plt_entry): Same.
5688 (Output_data_plt_arm::do_write): Define new method.
5689 (Target_arm::make_plt_entry): Same.
5690 (Target_arm::do_finalize_sections): Same.
5691 (Target_arm::do_dynsym_value): Same.
5693 2009-05-28 Doug Kwan <dougkwan@google.com>
5695 * Makefile.am (TARGETSOURCES): Add arm.cc.
5696 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5697 * Makefile.in: Regenerate.
5699 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5701 2009-05-26 Doug Kwan <dougkwan@google.com>
5703 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5704 (General_options::check_excluded_libs): Strip off directories in
5705 archive name before matching like GNU ld does.
5706 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5707 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5708 (exclude_libs_test_LDFLAGS): Add linker option
5709 -Wl,--exclude-libs,libexclude_libs_test_3
5710 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5711 an explicit archive without using -l.
5712 (alt/libexclude_libs_test_3.a): New make rule.
5713 * testsuite/Makefile.in: Regenerate.
5714 * testsuite/exclude_libs_test.c : Declare lib3_default().
5716 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5717 * exclude_libs_test_3.c: New file.
5719 2009-05-26 Nick Clifton <nickc@redhat.com>
5721 * po/id.po: New Indonesian translation.
5722 * po/gold.pot: Updated template file.
5724 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5726 * testsuite/Makefile.am: Add -ffunction-sections to compile
5727 gc_comdat_test files. Add -Wl,--gc-sections to build
5729 * testsuite/Makefile.in: Regenerate.
5730 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5732 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5734 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5735 kept comdat section was garbage collected.
5736 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5737 * testsuite/Makefile.in: Regenerate.
5738 * testsuite/gc_comdat_test.sh: New file.
5739 * testsuite/gc_comdat_test_1.cc: New file.
5740 * testsuite/gc_comdat_test_2.cc: New file.
5742 2009-05-19 Doug Kwan <dougkwan@google.com>
5744 * archive.cc (Archive::Archive): Move constructor from archive.h
5745 to here. Initialize no_export_.
5746 (Archive::get_elf_object_for_member): Set no_export flag of object.
5747 * archive.h (Archive::Archive): Move constructor body to
5749 (Archive::no_export): New method.
5750 (Archive::no_export_): New field.
5751 * object.h (Object::Object): Initialize no_export_ to false.
5752 (Object::no_export, Object::set_no_export): New methods.
5753 (Object::no_export_): New field.
5754 * options.cc (General_options::parse_exclude_libs): New method.
5755 (General_options::check_excluded_libs) Same.
5756 * options.h (exclude_libs): New option.
5757 (General_options::check_excluded_libs): New method declaration.
5758 (General_options::excluded_libs_): New field.
5759 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5760 default or protected visibility if an object has no-export flag set.
5761 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5762 (check_SCRIPTS): Add exclude_libs_test.sh.
5763 (check_DATA): Add exclude_libs_test.syms.
5764 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5765 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5766 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5767 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5768 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5769 libexclude_libs_test_2.a): New rules.
5770 * testsuite/Makefile.in: Regenerate.
5771 * testsuite/exclude_libs_test.c: New file.
5772 * testsuite/exclude_libs_test.sh: Ditto.
5773 * testsuite/exclude_libs_test_1.c: Ditto.
5774 * testsuite/exclude_libs_test_2.c: Ditto.
5776 2009-05-15 Ian Lance Taylor <iant@google.com>
5778 * configure.ac: Check for declarations for cases where libiberty.h
5779 checks HAVE_DECL_xxx.
5780 * configure, config.in: Rebuild.
5782 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5784 * gold.h (Incremental_argument_list): Remove (invalid) forward
5786 * incremental.cc (Incremental_inputs::report_achive): New method.
5787 (Incremental_inputs::report_object): New method.
5788 (Incremental_inputs::report_script): New method.
5789 (Incremental_inputs::finalize_inputs): New method.
5790 (Incremental_inputs::finalize): Call finalize_inputs().
5791 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5792 Create inputs entries.
5793 * incremental.h (Incremental_input_type): New enum.
5794 (Incremental_inputs::Incremental_input): Initialize new fields.
5795 (Incremental_inputs::report_inputs): New method.
5796 (Incremental_inputs::report_achive): New method.
5797 (Incremental_inputs::report_object): New method.
5798 (Incremental_inputs::report_script): New method.
5799 (Incremental_inputs::finalize_inputs): New method.
5800 (Incremental_inputs::Input_info): New struct.
5801 (Incremental_inputs::Input_info_map): New typedef.
5802 (Incremental_inputs::lock_): New field.
5803 (Incremental_inputs::Inputs_): New field.
5804 (Incremental_inputs::Inputs_map): New field.
5805 * main.cc (main): Call Incremental_input::report_inputs.
5806 * options.h (Input_argument_list): Typedef moved from
5808 (Input_file_group::Files): Remove, use ::Input_argument_list.
5809 (Input_file_group::Input_argument_list): Remove, use
5810 ::Input_argument_list.
5811 * plugin.cc (Plugin_manager::add_input_file): Add error in
5813 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5815 * script.cc (read_input_script): Call
5816 Incremental_input::report_script.
5817 * script.h (Script_info): New class.
5819 2009-04-27 Ian Lance Taylor <iant@google.com>
5821 * x86_64.cc (do_adjust_output_section): Set entsize to
5824 2009-04-23 Elliott Hughes <enh@google.com>
5826 * output.cc (Output_file::close): After short writes, continue
5827 writing from the correct offset in the buffer being written.
5829 2009-04-23 Chris Demetriou <cgd@google.com>
5831 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5832 * configure: Regenerate.
5833 * config.in: Regenerate.
5834 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5835 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5837 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5839 * incremental.cc (Incremental_inputs_header_data): Renamed from
5840 Incremental_input_header_data.
5841 (Incremental_inputs_header_data::data_size): New field.
5842 (Incremental_inputs_header_data::put_input_file_count): Renamed
5843 from input_file_count.
5844 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5845 from command_line_offset.
5846 (Incremental_inputs_header_data::put_reserved): Renamed from
5848 (Incremental_inputs_entry_data): Renamed from
5849 Incremental_input_entry_data.
5850 (Incremental_inputs_entry_data::data_size): New field.
5851 (Incremental_inputs::report_command_line): New method.
5852 (Incremental_inputs::finalize): New method.
5853 (Incremental_inputs::create_incremental_inputs_data): New method.
5854 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5855 * incremental.h: New file.
5856 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5857 (Layout::finalize): Create incremental inputs section in
5859 (Layout::create_incremental_info_sections): New method.
5860 * layout.h (Layout::incremental_inputs): New method.
5861 (Layout::create_incremental_info_sections): New method.
5862 (Layout::incremental_inputs_): New field.
5863 * main.cc (main): Notify Incremental_input of the command line.
5865 2009-04-01 Ian Lance Taylor <iant@google.com>
5866 Mikolaj Zalewski <mikolajz@google.com>
5868 * gold.h (reserve_unordered_map): Define, three versions, one for
5869 each version of Unordered_map.
5870 * layout.cc (Layout::Layout): Remove options parameter. Add
5871 number_of_input_files parameter. Don't initialize options_.
5872 Initialize number_of_input_files_ and resized_signatures_. Move
5873 sections_are_attached_.
5874 (Layout::layout_group): Reserve space for group_signatures_.
5875 (Layout::find_or_add_kept_section): Change name parameter to be a
5876 reference. Resize signatures_ map when it gets large enough.
5877 (Layout::layout_eh_frame): Use parameters->options() instead of
5879 (Layout::make_output_section): Likewise.
5880 (Layout::attach_allocated_section_to_segment): Likewise.
5881 (Layout::finalize, Layout::create_executable_stack): Likewise.
5882 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5883 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5884 * layout.h (class Layout): Update declarations. Remove options_
5885 field. Add number_of_input_files_ and resized_signatures_
5886 fields. Move sections_are_attached_ field.
5887 * main.cc (main): Pass number of input files to Layout
5888 constructor. Don't pass options.
5890 2009-03-30 Ian Lance Taylor <iant@google.com>
5892 * ffsll.c (ffsll): Correct implementation.
5894 2009-03-27 Ian Lance Taylor <iant@google.com>
5896 * ffsll.c: New file.
5897 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5898 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5899 * ftruncate.c (ftruncate): Declare before definition.
5900 * mremap.c (mremap): Likewise.
5901 * pread.c (pread): Likewise.
5902 * configure, Makefile.in, config.in: Rebuild.
5904 * mremap.c: New file.
5905 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5906 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5907 (mremap): Declare if HAVE_MREMAP is not defined.
5908 * configure, Makefile.in, config.in: Rebuild.
5910 2009-03-27 Cary Coutant <ccoutant@google.com>
5912 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5913 position independent.
5914 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5915 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5917 2009-03-24 Cary Coutant <ccoutant@google.com>
5919 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5921 (needs_dynamic_reloc): Likewise.
5923 2009-03-24 Ian Lance Taylor <iant@google.com>
5925 * yyscript.y (file_cmd): Recognize EXTERN.
5926 (extern_name_list, extern_name_list_body): New nonterminals.
5927 * script.cc (script_add_extern): Define.
5928 * script-c.h (script_add_extern): Declare.
5930 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5932 * object.cc (is_elf_object): Define.
5933 * object.h (is_elf_object): Declare.
5934 * archive.cc (Archive::get_elf_object_for_member): Call
5936 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5938 2009-03-24 Elliott Hughes <enh@google.com>
5940 * output.cc (Output_file::map_anonymous): Define.
5941 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5942 try an anonymous one. Report the size if the mmap fails.
5943 * output.h (class Output_file): Declare map_anonymous.
5945 2009-03-24 Ian Lance Taylor <iant@google.com>
5947 * target-select.cc (instantiate_target): Don't acquire the lock if
5948 the instantiated_target_ field has already been set.
5950 2009-03-23 Ian Lance Taylor <iant@google.com>
5952 * gold-threads.h (class Initialize_lock): Define.
5953 * gold-threads.cc (class Initialize_lock_once): Define.
5954 (initialize_lock_control): New static variable.
5955 (initialize_lock_pointer): New static variable.
5956 (initialize_lock_once): New static function.
5957 (Initialize_lock::Initialize_lock): Define.
5958 (Initialize_lock::initialize): Define.
5959 * target-select.h: Include "gold-threads.h".
5960 (class Target_selector): Add lock_ and initialize_lock_ fields.
5961 Don't define instantiate_target, just declare it.
5962 * target-select.cc (Target_selector::Target_selector): Initialize
5964 (Target_selector::instantiate_target): Define.
5965 * descriptors.h: Include "gold-threads.h".
5966 (class Descriptors): Add initialize_lock_ field.
5967 * descriptors.cc (Descriptors::Descriptors): Initialize new
5969 (Descriptors::open): Use initialize_lock_ field
5970 * errors.h (class Errors): Add initialize_lock_ field.
5971 * errors.cc (Errors::Errors): Initialize new field.
5972 (Errors::initialize_lock): Use initialize_lock_ field.
5973 * powerpc.cc (class Target_selector_powerpc): Remove
5974 instantiated_target_ field. In do_recognize call
5975 instantiate_target rather than do_instantiate_target. In
5976 do_instantiate_target just allocate a new target.
5977 * sparc.cc (class Target_selector_sparc): Likewise.
5979 * freebsd.h: New file.
5980 * i386.cc: Include "freebsd.h".
5981 (Target_i386): Derive from Target_freebsd rather than
5983 (Target_selector_i386): Derive from Target_selector_freebsd rather
5984 than Target_selector.
5985 * x86_64.cc: Include "freebsd.h".
5986 (Target_x86_64): Derive from Target_freebsd rather than
5988 (Target_selector_x86_64): Derive from Target_selector_freebsd
5989 rather than Target_selector.
5990 * target.h (class Target): Add adjust_elf_header and
5991 do_adjust_elf_header.
5992 * output.cc (Output_file_header:: do_sized_write): Call target
5993 adjust_elf_header routine.
5994 * configure.tgt: Set targ_osabi.
5995 * configure.ac: Define GOLD_DEFAULT_OSABI.
5996 * parameters.cc (Parameters::default_target): Pass
5997 GOLD_DEFAULT_OSABI to select_target.
5998 * target-select.h (class Target_selector): Make instantiate_target
5999 protected rather than private.
6000 * Makefile.am (HFILES): Add freebsd.h.
6001 * configure, Makefile.in, config.in: Rebuild.
6003 * merge.cc (do_add_input_section): Correct pend value. Change
6004 message about last entry not being null terminated from error to
6007 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6009 * incremental.cc: New file.
6010 * Makefile.am (CCFILES): Add incremental.cc.
6011 * Makefile.in: Rebuild.
6013 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6015 * layout.cc (Layout::output_section_name): Preserve names
6016 of '.note.' sections.
6018 2009-03-19 Ian Lance Taylor <iant@google.com>
6020 * descriptors.cc (Descriptors::open): Check that the options are
6021 valid before using them.
6023 2009-03-18 Ian Lance Taylor <iant@google.com>
6025 * script-sections.h: Include <list>.
6026 (class Script_sections): Change Sections_elements from std::vector
6027 to std::list. Typedef public Elements_iterator. Add
6028 orphan_section_placement_, data_segment_align_start_, and
6029 saw_data_segment_align_ fields. Remove data_segment_align_index_
6031 * script-sections.cc (class Orphan_section_placement): New class.
6032 (class Sections_element): Add virtual functions is_relro and
6033 orphan_section_init. Remove virtual function place_orphan_here.
6034 (class Output_section_definition): Add is_relro and
6035 orphan_section_init. Remove place_orphan_here.
6036 (class Orphan_output_section): Likewise.
6037 (Script_sections::Script_sections): Update for field changes.
6038 (Script_sections::data_segment_align): Set saw_data_segment_align_
6039 and data_segment_align_start_, not data_segment_align_index.
6040 (Script_sections::data_segment_relro_end): Check
6041 saw_data_segment_align_. Use data_segment_align_start_ rather
6042 than data_segment_align_index_.
6043 (Script_sections::place_orphan): Rewrite to use
6044 Orphan_section_placement.
6046 2009-03-17 Ian Lance Taylor <iant@google.com>
6048 * archive.cc (Archive::add_symbols): Check for a version attached
6049 to the symbol name in the archive map.
6050 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6051 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6052 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6053 (ver_test_11.a): New target.
6054 * testsuite/Makefile.in: Rebuild.
6056 * configure.ac: Check for chsize and posix_fallocate. Replace
6058 * ftruncate.c: New file, from gnulib.
6059 * output.cc (posix_fallocate): Define dummy version if not
6060 HAVE_POSIX_FALLOCATE.
6061 (Output_file::map): Call posix_fallocate rather than lseek and
6063 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6064 * configure, Makefile.in, config.in: Rebuild.
6066 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6068 * layout.h (Layout::create_note): Add section_name parameter.
6069 * layout.cc (Layout::create_note): Likewise.
6070 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6072 2009-03-17 Ian Lance Taylor <iant@google.com>
6074 * descriptors.cc: Include "options.h".
6075 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6076 (Descriptors::open): Always use O_CLOEXEC when opening a new
6077 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6078 then set FD_CLOEXEC.
6080 * sparc.cc (class Target_sparc): Add has_got_section.
6081 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6082 make sure we have a GOT section.
6084 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6085 (Target_sparc::Scan::local): Likewise.
6086 (Target_sparc::Scan::global): Likewise.
6087 (Target_sparc::Relocate::relocate): Likewise.
6088 (Target_sparc::Relocate::relocate_tls): Likewise.
6090 * symtab.cc (Symbol_table::define_default_version): New function,
6091 broken out of add_from_object.
6092 (Symbol_table::add_from_object): Call define_default_version.
6093 (Symbol_table::define_special_symbol): Add resolve_oldsym
6094 parameter. Change all callers. If the version for a symbol comes
6095 from a version script, resolve it with the symbol with the same
6096 name with no version. Also add the symbol without a version if
6098 (do_define_in_output_data): If resolving with oldsym, don't delete
6100 (do_define_in_output_segment): Likewise.
6101 (do_define_as_constant): Likewise.
6102 * symtab.h (class Symbol_table): Update declarations.
6104 2009-03-13 Ian Lance Taylor <iant@google.com>
6106 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6107 (Read_symbols::requeue): New function.
6108 (Read_symbols::do_read_symbols): If make_elf_object fails because
6109 the target type is not configured, and the file was searched for,
6110 issue a warning and retry with the next directory.
6111 (Add_symbols::run): If the file has an incompatible format, and
6112 it was searched for, requeue the Read_symbols task. On error,
6114 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6115 dirindex parameter to constructor. Change all callers. Declare
6116 incompatible_warning and requeue.
6117 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6118 input_argument_ and input_group_ fields. Add them to
6119 constructor. Change all callers.
6120 (class Read_script): Add dirindex_ field. Add it to constructor.
6122 * archive.cc (Archive::setup): Remove input_objects parameter.
6124 (Archive::get_file_and_offset): Likewise.
6125 (Archive::read_all_symbols): Likewise.
6126 (Archive::read_symbols): Likewise.
6127 (Archive::get_elf_object_for_member): Remove input_objects
6128 parameter. Add punconfigured parameter. Change all callers.
6129 (Archive::add_symbols): Change return type to bool. Check return
6130 value of include_member.
6131 (Archive::include_all_members): Likewise.
6132 (Archive::include_member): Change return type to bool. Return
6133 false if first included object has incompatible target. Set
6134 included_member_ field.
6135 (Add_archive_symbols::run): If add_symbols returns false, requeue
6137 * archive.h (class Archive): Add included_member_ field.
6138 Initialize it in constructor. Add input_file and searched_for
6139 methods. Update declarations.
6140 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6141 input_argument_ fields. Add them to constructor. Change all
6143 * script.cc: Include "target-select.h".
6144 (class Parser_closure): Add skip_on_incompatible_target_ and
6145 found_incompatible_target_ fields. Add
6146 skip_on_incompatible_target parameter to constructor. Change all
6147 callers. Add methods skip_on_incompatible_target,
6148 clear_skip_on_incompatible_target, found_incompatible_target, and
6149 set_found_incompatible_target.
6150 (read_input_script): Add dirindex parameter. Change all callers.
6151 If parser finds an incompatible target, requeue Read_symbols
6153 (script_set_symbol): Clear skip_on_incompatible_target in
6155 (script_add_assertion, script_parse_option): Likewise.
6156 (script_start_sections, script_add_phdr): Likewise.
6157 (script_check_output_format): New function.
6158 * script.h (read_input_script): Update declaration.
6159 * script-c.h (script_check_output_format): Declare.
6160 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6161 (ignore_cmd): Remove OUTPUT_FORMAT.
6162 * fileread.cc (Input_file::Input_file): Add explicit this.
6163 (Input_file::will_search_for): New function.
6164 (Input_file::open): Add pindex parameter. Change all callers.
6165 * fileread.h (class Input_file): Add input_file_argument method.
6166 Declare will_search_for. Update declarations.
6167 * object.cc (make_elf_object): Add punconfigured parameter.
6169 * object.h (class Object): Make input_file public. Add
6170 searched_for method.
6171 (make_elf_object): Update declaration.
6172 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6174 * dirsearch.h (class Dirsearch): Update declaration.
6175 * options.h (class General_options): Add --warn-search-mismatch.
6176 * parameters.cc (Parameters::is_compatible_target): New function.
6177 * parameters.h (class Parameters): Declare is_compatible_target.
6178 * workqueue.cc (Workqueue::add_blocker): New function.
6179 * workqueue.h (class Workqueue): Declare add_blocker.
6181 * fileread.cc (Input_file::open): Remove options parameter.
6183 (Input_file::open_binary): Likewise.
6184 * script.cc (read_input_script): Likewise.
6185 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6186 options parameter from constructor. Change all callers.
6187 (class Read_script): Likewise.
6188 * fileread.h (class Input_file): Update declarations.
6189 * script.h (read_input_script): Update declaration.
6191 2009-03-10 Nick Clifton <nickc@redhat.com>
6193 * po/es.po: New Spanish translation.
6195 2009-03-06 Cary Coutant <ccoutant@google.com>
6197 * options.cc (parse_short_option): Keep dash_z from registering itself.
6199 2009-03-03 Ian Lance Taylor <iant@google.com>
6202 * target-reloc.h (relocate_section): Pass output_section to
6204 * i386.cc (Target_i386::should_apply_static_reloc): Add
6205 output_section parameter. Change all callers.
6206 (Target_i386::Relocate::relocate): Add output_section parameter.
6207 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6208 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6209 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6210 * testsuite/two_file_shared.sh: New script.
6211 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6212 (check_DATA): Add two_file_shared.dbg.
6213 (two_file_shared.dbg): New target.
6214 * testsuite/Makefile.in: Rebuild.
6216 2009-03-01 Ian Lance Taylor <iant@google.com>
6218 * configure.ac: Check for byteswap.h.
6219 * configure: Rebuild.
6220 * config.in: Rebuild.
6222 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6224 * layout.cc (Layout::find_or_add_kept_section): New function.
6225 (Layout::add_comdat): Removed.
6226 * layout.h (struct Kept_section): Move out of class Layout.
6227 Remove trailing underscores from field names. Add group_sections
6228 field. Rename group_ field to is_group. Change all uses.
6229 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6230 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6231 comdat_groups_ field.
6232 (Sized_relobj::include_section_group): Use
6233 find_or_add_kept_section and Kept_section::group_sections.
6234 (Sized_relobj::include_linkonce_section): Likewise.
6235 * object.cc (class Sized_relobj): Don't define Comdat_group or
6236 Comdat_group_table. Remove find_comdat_group and
6237 add_comdat_group. Remove comdat_groups_ field.
6238 * plugin.cc (include_comdat_group): Use
6239 Layout::find_or_add_kept_section.
6241 2009-02-28 Ian Lance Taylor <iant@google.com>
6243 * README: --gc-sections and map files are now supported. Document
6244 some build requirements.
6247 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6248 relocatable link set the value of the section symbol to zero.
6249 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6250 relocatable link don't include the section address in the local
6253 2009-02-27 Ian Lance Taylor <iant@google.com>
6256 * options.h (class Search_directory): Add is_system_directory.
6257 (class General_options): Declare is_in_system_directory.
6258 * options.cc (get_relative_sysroot): Make static.
6259 (get_default_sysroot): Make static.
6260 (General_optoins::is_in_system_directory): New function.
6261 * fileread.cc (Input_file::is_in_system_directory): New function.
6262 * fileread.h (class Input_file): Declare is_in_system_directory.
6263 * object.h (class Object): Add is_in_system_directory.
6264 (class Input_objects): Remove system_library_directory_ field.
6265 * object.cc (Input_objects::add_object): Don't set
6266 system_library_directory_.
6267 (input_objects::found_in_system_library_directory): Remove.
6268 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6269 parameter. Change all callers.
6270 (Symbol_table::sized_write_globals): Likewise.
6271 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6272 Call Object::is_in_system_directory.
6273 * symtab.h (class Symbol_table): Update declarations.
6276 * descriptors.h (Open_descriptor): Add is_on_stack field.
6277 * descriptors.cc (Descriptors::open): If the descriptor is on the
6278 top of the stack, remove it. Initialize is_on_stack field.
6279 (Descriptors::release): Only add pod to stack if it is not on the
6281 (Descriptors::close_some_descriptor): Clear stack_next and
6285 * output.cc (Output_section::find_starting_output_address): Rename
6286 from starting_output_address; add PADDR parameter; change return
6288 * output.h (class Output_section): Declare
6289 find_starting_output_address instead of starting_output_address.
6290 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6291 section symbol for which we can't find a merge section.
6294 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6295 hidden or internal, force the symbol to be local.
6296 * resolve.cc (Symbol::override_visibility): Define.
6297 (Symbol::override_base): Use override_visibility.
6298 (Symbol_table::resolve): Likewise.
6299 (Symbol::override_base_with_special): Likewise.
6300 (Symbol_table::override_with_special): If the visibility is hidden
6301 or internal, force the symbol to be local.
6302 * symtab.h (class Symbol): Add set_visibility and
6303 override_visibility.
6304 * testsuite/ver_test_1.sh: New file.
6305 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6306 (check_DATA): Add ver_test_1.syms.
6307 (ver_test_1.syms): New target.
6308 * testsuite/Makefile.in: Rebuild.
6310 2009-02-25 Cary Coutant <ccoutant@google.com>
6312 * layout.cc (Layout::choose_output_section): Don't rename sections
6313 when using a linker script that has a SECTIONS clause.
6314 * Makefile.in: Regenerate.
6316 * testsuite/Makefile.am (script_test_5.sh): New test case.
6317 * testsuite/Makefile.in: Regenerate.
6318 * testsuite/script_test_5.cc: New file.
6319 * testsuite/script_test_5.sh: New file.
6320 * testsuite/script_test_5.t: New file.
6322 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6324 * archive.cc (Archive::include_member): Update calls to add_symbols.
6325 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6326 the Layout argument.
6327 * dynobj.h (do_add_symbols): Add the Layout argument.
6328 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6330 * object.h (Object::add_symbols): Add the Layout argument.
6331 (Object::do_add_symbols): Add the Layout argument.
6332 (Sized_relobj::do_add_symbols): Add the Layout argument.
6333 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6334 Unify the two versions.
6335 (Add_plugin_symbols): Remove.
6336 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6337 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6338 (Add_plugin_symbols): Remove.
6339 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6340 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6341 (Add_symbols::run): Make it work with Pulginobj.
6343 2009-02-06 Ian Lance Taylor <iant@google.com>
6345 * object.cc (Sized_relobj::do_layout): Make info message start
6346 with lower case letter.
6348 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6350 * binary.cc: Fix file comment.
6352 * options.h (enum Incremental_disposition): Define.
6353 (class General_options): Add new options: --incremental,
6354 --incremental_changed, --incremental_unchanged,
6355 --incremental_unknown. Add incremental_disposition_ and
6356 implicit_incremental_ fields.
6357 (General_options::incremental_disposition): New function.
6358 (class Position_dependent_options): Add incremental_disposition
6360 (Position_dependent_options::copy_from_options): Set incremental
6362 * options.cc (General_options::parse_incremental_changed): New
6364 (General_options::parse_incremental_unchanged): New function.
6365 (General_options::parse_incremental_unknown): New function.
6366 (General_options::General_options): Initialize new fields
6367 incremental_disposition_ and implicit_incremental_.
6368 (General_options::finalize): Check for uasge of --incremental-*
6369 without --incremental.
6371 2009-02-06 Chris Demetriou <cgd@google.com>
6373 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6374 pointer and to report location as the file name associated with
6376 (gold_undefined_symbol_at_location): New function to replace the
6377 old gold_undefined_symbol functionality.
6378 * target-reloc.h (relocate_section): Update to use
6379 gold_undefined_symbol_at_location.
6380 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6381 Call gold_undefined_symbol function rather than gold_error.
6382 * errors.h (Errors::undefined_symbol): Take location as a
6383 string, rather than calculating it from a relocation.
6384 * errors.cc (Errors::fatal): Print "fatal error:" before the
6386 (Errors::error, Errors::error_at_location): Print "error: "
6387 before the formatted message.
6388 (Errors::undefined_symbol): Take location as a string, rather
6389 than calculating it from a relocation.
6390 (gold_undefined_symbol_at_location): New function akin to
6391 old gold_undefined_symbol, calculates location from relocation.
6392 (gold_undefined_symbol): Change to take only a Symbol pointer
6393 and to report location as the file name associated with the symbol.
6394 * testsuite/debug_msg.sh: Update for changed error messages.
6395 * testsuite/undef_symbol.sh: Likewise.
6397 2009-02-04 Duncan Sands <baldrick@free.fr>
6400 * reduced_debug_output.h
6401 (Output_reduced_debug_abbrev_section::failed): Use format for
6403 (Output_reduced_debug_info_section::faild): Likewise.
6405 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6407 * script.cc (Lazy_demangler): New class.
6408 (Version_script_info::get_symbol_version_helper): Demangle a
6411 2009-01-29 Cary Coutant <ccoutant@google.com>
6413 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6415 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6417 2009-01-28 Ian Lance Taylor <iant@google.com>
6419 * version.cc (version_string): Bump to 1.9.
6421 * gold.h: Include <cstring> and <stdint.h>.
6422 * version.cc: Include <cstdio>.
6423 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6425 * reduced_debug_output.cc (insert_into_vector): Rename from
6426 Insert_into_vector; change all callers. Use Swap_unaligned to
6427 avoid aliasing issue; remove union since it is unnecessary.
6429 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6431 * Makefile.am (CCFILES): Add gc.cc.
6433 * Makefile.in: Regenerate.
6434 * gold.cc (Gc_runner): New class.
6435 (queue_initial_tasks): Call garbage collection related tasks
6436 when corresponding options are invoked.
6437 (queue_middle_gc_tasks): New function.
6438 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6439 processed early before laying out sections during garbage collection.
6440 * gold.h (queue_middle_gc_tasks): New function.
6441 (is_prefix_of): Move from "layout.cc".
6442 * i386.cc (Target_i386::gc_process_relocs): New function.
6443 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6444 * main.cc (main): Create object of class "Garbage_collection".
6445 * object.cc (Relobj::copy_symbols_data): New function.
6446 (Relobj::is_section_name_included): New function.
6447 (Sized_relobj::do_layout): Allow this function to be called twice
6448 during garbage collection and defer layout of section during the
6450 * object.h (Relobj::get_symbols_data): New function.
6451 (Relobj::is_section_name_included): New function.
6452 (Relobj::copy_symbols_data): New function.
6453 (Relobj::set_symbols_data): New function.
6454 (Relobj::get_relocs_data): New function.
6455 (Relobj::set_relocs_data): New function.
6456 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6457 (Relobj::gc_process_relocs): New function.
6458 (Relobj::do_gc_process_relocs): New pure virtual function.
6459 (Relobj::sd_): New data member.
6460 (Sized_relobj::is_output_section_offset_invalid): New function.
6461 (Sized_relobj::do_gc_process_relocs): New function.
6462 * options.h (General_options::gc_sections): Modify to not be a no-op.
6463 (General_options::print_gc_sections): New option.
6464 * plugin.cc (Plugin_finish::run): Remove function call to
6465 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6466 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6467 * reloc.cc (Read_relocs::run): Add task to process relocs and
6468 determine unreferenced sections when doing garbage collection.
6469 (Gc_process_relocs): New class.
6470 (Sized_relobj::do_gc_process_relocs): New function.
6471 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6472 sections that are garbage collected.
6473 * reloc.h (Gc_process_relocs): New class.
6474 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6475 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6476 symbols whose corresponding sections are garbage collected.
6477 (Symbol_table::Symbol_table): Add new parameter for the garbage
6479 (Symbol_table::gc_mark_undef_symbols): New function.
6480 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6481 (Symbol_table::gc_mark_dyn_syms): New function.
6482 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6484 (Symbol_table::add_from_object): Likewise.
6485 (Symbol_table::add_from_relobj): When building shared objects, do not
6486 treat externally visible symbols as garbage.
6487 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6488 table information for static and relocatable links.
6489 * symtab.h (Symbol_table::set_gc): New function.
6490 (Symbol_table::gc): New function.
6491 (Symbol_table::gc_mark_undef_symbols): New function.
6492 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6493 (Symbol_table::gc_mark_dyn_syms): New function.
6494 (Symbol_table::gc_): New data member.
6495 * target.h (Sized_target::gc_process_relocs): New pure virtual
6497 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6498 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6500 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6502 * options.h (General_options::gc_sections): Define as a no-op for now.
6503 (General_options::no_keep_memory): Ditto.
6504 (General_options::Bshareable): Define.
6505 * options.cc (General_options::finalize): Honor -Bshareable.
6507 2009-01-20 Andreas Schwab <schwab@suse.de>
6509 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6510 read the value in the contents, since we don't use it. Use the
6511 template endianness when writing.
6512 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6514 2009-01-19 Andreas Schwab <schwab@suse.de>
6516 * configure.tgt (powerpc64-*): Fix targ_obj.
6518 2009-01-15 Ian Lance Taylor <iant@google.com>
6520 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6521 local symbols when stripping all symbols.
6523 2009-01-14 Cary Coutant <ccoutant@google.com>
6525 * output.cc (Output_reloc): Add explicit instantiations.
6527 2009-01-14 Cary Coutant <ccoutant@google.com>
6529 * archive.cc (Archive::get_elf_object_for_member): Remove call
6530 to File_read::claim_for_plugin.
6531 * descriptors.cc (Descriptors::open): Remove reference to
6533 (Descriptors::claim_for_plugin): Remove.
6534 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6535 (Descriptors::is_claimed): Remove.
6536 (claim_descriptor_for_plugin): Remove.
6537 * fileread.cc (File_read::claim_for_plugin): Remove.
6538 * fileread.h (File_read::claim_for_plugin): Remove.
6539 (File_read::descriptor): Reopen descriptor if necessary.
6540 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6541 (Plugin_manager::all_symbols_read): Add task parameter. Change
6543 (Plugin_manager::get_input_file): New function.
6544 (Plugin_manager::release_input_file): New function.
6545 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6546 corresponding data member.
6547 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6548 and pass to base constructor. Change all callers.
6549 (get_input_file, release_input_file): New functions.
6550 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6551 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6552 (Plugin_manager::all_symbols_read): Add task parameter.
6553 (Plugin_manager::get_input_file): New function.
6554 (Plugin_manager::release_input_file): New function.
6555 (Plugin_manager::task_): New data member.
6556 (Pluginobj::Pluginobj): Add filesize parameter.
6557 (Pluginobj::filename): New function.
6558 (Pluginobj::descriptor): New function.
6559 (Pluginobj::filesize): New function.
6560 (Pluginobj::filesize_): New data member.
6561 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6562 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6563 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6565 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6566 with archive libraries.
6567 * testsuite/Makefile.in: Regenerate.
6568 * testsuite/plugin_test.c (struct sym_info): New type.
6569 (get_input_file, release_input_file): New static variables.
6570 (onload): Capture new transfer vector entries.
6571 (claim_file_hook): Stop reading at end of file according to filesize.
6572 Factor out parsing of readelf output into separate function.
6573 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6574 APIs and get the source file name from the symbol table. Convert
6575 source file name to corresponding object file name. Print info
6576 message when adding new input files.
6577 (parse_readelf_line): New function.
6578 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6579 * testsuite/plugin_test_2.sh: Likewise.
6580 * testsuite/plugin_test_3.sh: Likewise.
6581 * testsuite/plugin_test_4.sh: New test case.
6583 2009-01-07 Ian Lance Taylor <iant@google.com>
6585 * version.cc (version_string): Bump to 1.8.
6587 2008-12-23 Cary Coutant <ccoutant@google.com>
6589 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6590 * plugin.cc (Plugin_manager::finish): Rename as
6591 layout_deferred_objects. Move cleanup to separate function.
6592 (Plugin_manager::cleanup): New function.
6593 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6595 * plugin.h (Plugin_manager::finish): Rename as
6596 layout_deferred_objects.
6597 (Plugin_manager::cleanup): New function.
6598 (Plugin_manager::cleanup_done): New field.
6600 2008-12-23 Cary Coutant <ccoutant@google.com>
6602 * plugin.cc (is_visible_from_outside): New function.
6603 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6604 so we don't return "IR only" status for exported symbols or -r links.
6606 * testsuite/Makefile.am (plugin_test_3): New test case.
6607 * testsuite/Makefile.in: Regenerate.
6608 * testsuite/plugin_test_3.sh: New file.
6610 2008-12-22 Cary Coutant <ccoutant@google.com>
6612 * object.cc (Sized_relobj::layout_section): New function.
6613 (Sized_relobj::do_layout): Defer layout of input sections until after
6614 plugin has provided replacement files.
6615 (Sized_relobj::do_layout_deferred_sections): New function.
6616 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6617 (Relobj::layout_deferred_sections): New function.
6618 (Relobj::do_layout_deferred_sections): New function.
6619 (Sized_relobj::do_layout_deferred_sections): New function.
6620 (Sized_relobj::layout_section): New function.
6621 (Sized_relobj::Deferred_layout): New structure.
6622 (Sized_relobj::deferred_layout_): New field.
6623 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6624 Change all callers. Layout deferred sections.
6625 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6627 (Plugin_hook::run): Move code from do_plugin_hook inline.
6628 (Plugin_hook::do_plugin_hook): Remove.
6629 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6630 (Plugin_manager::finish): Renamed, was cleanup.
6631 (Plugin_manager::should_defer_layout): New function.
6632 (Plugin_manager::add_deferred_layout_object): New function.
6633 (Plugin_manager::Deferred_layout_list): New type.
6634 (Plugin_manager::deferred_layout_objects_): New field.
6635 (Plugin_hook::do_plugin_hook): Remove.
6637 2008-12-17 Ian Lance Taylor <iant@google.com>
6639 * options.h (class General_options): Add --no case for
6642 2008-12-16 Cary Coutant <ccoutant@google.com>
6644 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6646 (Plugin_manager::claim_file): Create plugin object even if
6647 plugin did not call the add_symbols callback.
6648 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6649 asking for more symbols than were added.
6650 * testsuite/Makefile.am (plugin_test_1): Add test case with
6652 (empty.syms): New target.
6653 * testsuite/Makefile.in: Regenerate.
6654 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6655 message. Don't call add_symbols if no globals.
6656 (all_symbols_read_hook): Don't provide replacement for empty
6659 2008-12-12 Ian Lance Taylor <iant@google.com>
6661 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6662 r_type == 0 for a local symbol with r_sym == 0.
6663 (scan_relocatable_relocs): Pass r_sym to
6664 local_non_section_strategy.
6665 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6668 * configure.ac: Update test for TLS descriptors: they are
6669 supported as of glibc 2.9.
6670 * configure: Rebuild.
6672 2008-12-11 Ian Lance Taylor <iant@google.com>
6675 * target-reloc.h (Default_scan_relocatable_relocs): For each
6676 function, map r_type == 0 to RELOC_DISCARD.
6678 2008-12-10 Cary Coutant <ccoutant@google.com>
6680 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6681 object to override a kept COMDAT group from a plugin object.
6683 2008-12-09 Ian Lance Taylor <iant@google.com>
6686 * yyscript.y (file_cmd): Handle INPUT.
6688 * testsuite/initpri1.c: Change all declarations to be full
6689 prototypes by adding void, to avoid compiler warnings.
6691 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6693 * options.cc (General_options::parse_plugin_opt): New.
6694 (General_options::add_plugin): The argument now is just the filename.
6695 (General_options::add_plugin_option): New.
6696 * options.h (plugin_opt): New.
6697 (add_plugin): Change argument name.
6698 (add_plugin_option): New.
6699 * plugin.cc (Plugin::load): Don't parse the plugin option.
6700 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6701 (Plugin::add_option): New.
6702 (Plugin::args_): Change type.
6703 (Plugin::filename_): New.
6704 (Plugin_manager::add_plugin_option): New.
6705 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6706 * testsuite/Makefile.in: Regenerate.
6708 2008-12-05 Cary Coutant <ccoutant@google.com>
6710 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6711 Handle --strip-lto-sections option.
6712 * options.h (strip_lto_sections): New option.
6714 2008-12-01 Cary Coutant <ccoutant@google.com>
6716 * plugin.cc (ld_plugin_message): Change format parameter to const.
6717 Fix mismatch between new[] and delete.
6719 2008-11-14 Cary Coutant <ccoutant@google.com>
6721 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6724 2008-11-05 Craig Silverstein <csilvers@google.com>
6726 * options.cc (General_options::parse_dynamic_list): New function.
6727 * options.h (General_options): New flags dynamic_list,
6728 dynamic_list_data, dynamic_list_cpp_new, and
6729 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6730 (General_options::in_dynamic_list): New function.
6731 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6732 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6733 (Lex::can_continue_name): Likewise.
6735 (read_script_file): New parameter script_options.
6736 (read_dynamic_list): New function.
6737 (Script_options::define_dynamic_list): New function.
6738 (dynamic_list_keyword_parsecodes): New variable.
6739 (dynamic_list_keywords): New variable.
6740 * script.h (Script_options::define_dynamic_list): New function
6742 (read_dynamic_list): New function prototype.
6743 * symtab.cc (strprefix): New macro.
6744 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6745 dynamic_list_data, dynamic_list_cpp_new, and
6746 dynamic_list_cpp_typeinfo.
6747 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6748 (dynamic_list_expr): New rule.
6749 (dynamic_list_nodes): Likewise.
6750 (dynamic_list_node): Likewise.
6751 * testsuite/Makefile.am (dynamic_list): New test.
6752 * testsuite/Makefile.in: Regenerated.
6753 * testsuite/dynamic_list.t: New file.
6754 * testsuite/dynamic_list.sh: New file.
6756 2008-11-05 Craig Silverstein <csilvers@google.com>
6758 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6759 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6760 (t11_last): Likewise.
6761 * testsuite/ver_test_6.c (main): Likewise.
6763 2008-10-07 Cary Coutant <ccoutant@google.com>
6765 * options.c (General_options::finalize): Add check for -static and
6767 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6770 2008-10-02 Cary Coutant <ccoutant@google.com>
6772 * plugin.cc (make_sized_plugin_object): Fix conditional
6773 compilation to work when not all targets are enabled.
6775 2008-09-29 Cary Coutant <ccoutant@google.com>
6777 * archive.cc (Archive::get_file_and_offset): Use filename instead
6778 of name to get library path.
6779 (Archive::include_member): Unlock external member of a thin archive.
6781 * testsuite/Makefile.am (TEST_AR): New variable.
6782 (thin_archive_test_1): New test.
6783 (thin_archive_test_2): New test.
6784 * testsuite/Makefile.in: Regenerate.
6785 * testsuite/thin_archive_main.cc: New file.
6786 * testsuite/thin_archive_test_1.cc: New file.
6787 * testsuite/thin_archive_test_2.cc: New file.
6788 * testsuite/thin_archive_test_3.cc: New file.
6789 * testsuite/thin_archive_test_4.cc: New file.
6791 2008-09-29 Cary Coutant <ccoutant@google.com>
6793 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6794 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6796 (Sized_relobj::do_finalize_local_symbols): Likewise.
6797 (Sized_relobj::map_to_kept_section): Likewise.
6798 * object.h (Sized_relobj::invalid_address): New constant.
6799 (Sized_relobj::do_output_section_offset): Check for invalid_address
6801 * output.cc (Output_reloc::local_section_offset): Use constant
6802 invalid_address instead of -1U.
6803 (Output_reloc::get_address): Likewise.
6804 (Output_section::output_address): Change -1U to -1ULL.
6805 * output.h (Output_reloc::invalid_address): New constant.
6806 * reloc.cc (Sized_relobj::write_sections): Use constant
6807 invalid_address instead of -1U.
6808 (Sized_relobj::relocate_sections): Likewise.
6809 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6810 values for merge sections.
6811 * target-reloc.h (relocate_for_relocatable): Use constant
6812 invalid_address instead of -1U.
6814 2008-09-19 Cary Coutant <ccoutant@google.com>
6816 Add plugin functionality for link-time optimization (LTO).
6817 * configure.ac (plugins): Add --enable-plugins option.
6818 * configure: Regenerate.
6819 * config.in: Regenerate.
6820 * Makefile.am (LIBDL): New variable.
6821 (CCFILES): Add plugin.cc.
6822 (HFILES): Add plugin.h.
6823 (ldadd_var): Add LIBDL.
6824 * Makefile.in: Regenerate.
6826 * archive.cc: Include "plugin.h".
6827 (Archive::setup): Don't preread archive symbols when using a plugin.
6828 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6829 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6831 (Archive::include_member): Add symbols from plugin objects.
6832 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6833 * descriptors.cc (Descriptors::open): Check for file descriptors
6834 abandoned by plugins.
6835 (Descriptors::claim_for_plugin): New function.
6836 * descriptors.h (Descriptors::claim_for_plugin): New function.
6837 (Open_descriptor::is_claimed): New field.
6838 (claim_descriptor_for_plugin): New function.
6839 * fileread.cc (File_read::claim_for_plugin): New function.
6840 * fileread.h (File_read::claim_for_plugin): New function.
6841 (File_read::descriptor): New function.
6842 * gold.cc: Include "plugin.h".
6843 (queue_initial_tasks): Add task to call plugin hooks for generating
6845 * main.cc: Include "plugin.h".
6846 (main): Load plugin libraries.
6847 * object.h (Pluginobj): Declare.
6848 (Object::pluginobj): New function.
6849 (Object::do_pluginobj): New function.
6850 (Object::set_target): New function.
6851 * options.cc: Include "plugin.h".
6852 (General_options::parse_plugin): New function.
6853 (General_options::General_options): Initialize plugins_ field.
6854 (General_options::add_plugin): New function.
6855 * options.h (Plugin_manager): Declare.
6856 (General_options): Add --plugin option.
6857 (General_options::has_plugins): New function.
6858 (General_options::plugins): New function.
6859 (General_options::add_plugin): New function.
6860 (General_options::plugins_): New field.
6861 * plugin.cc: New file.
6862 * plugin.h: New file.
6863 * readsyms.cc: Include "plugin.h".
6864 (Read_symbols::do_read_symbols): Check for archive before checking
6865 for ELF file. Call plugin hooks to claim files.
6866 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6867 from a real object file; force override when processing replacement
6869 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6870 (Symbol::init_base_object): Likewise.
6871 (Symbol::init_base_output_data): Likewise.
6872 (Symbol::init_base_output_segment): Likewise.
6873 (Symbol::init_base_constant): Likewise.
6874 (Symbol::init_base_undefined): Likewise.
6875 (Symbol::output_section): Assert that object is not a plugin.
6876 (Symbol_table::add_from_pluginobj): New function.
6877 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6879 (Symbol_table::sized_write_globals): Likewise.
6880 (Symbol_table::add_from_pluginobj): Instantiate template.
6881 * symtab.h (Sized_pluginobj): Declare.
6882 (Symbol::in_real_elf): New function.
6883 (Symbol::set_in_real_elf): New function.
6884 (Symbol::in_real_elf_): New field.
6885 (Symbol_table::add_from_pluginobj): New function.
6887 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6888 (LIBDL): New variable.
6890 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6891 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6892 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6893 (MOSTLYCLEANFILES): Likewise.
6894 * testsuite/Makefile.in: Regenerate.
6895 * testsuite/plugin_test.c: New file.
6896 * testsuite/plugin_test_1.sh: New file.
6897 * testsuite/plugin_test_2.sh: New file.
6899 2008-09-16 Ian Lance Taylor <iant@google.com>
6901 * target-reloc.h (relocate_section): Check whether a symbol is
6902 defined by the ABI before reporting an undefined symbol error.
6903 * target.h (Target::is_defined_by_abi): Make parameter const.
6904 (Target::do_is_defined_by_abi): Likewise.
6905 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6906 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6907 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6908 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6909 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6910 * testsuite/Makefile.in: Rebuild.
6912 * fileread.cc (make_view): Add casts to avoid warning.
6914 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6916 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6917 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6919 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6921 * options.h (General_options::output_is_executable): New.
6922 (General_options::output_is_pie): New.
6923 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6924 for shared libraries.
6925 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6927 2008-09-11 Chris Demetriou <cgd@google.com>
6929 * options.h (origin): New -z option.
6930 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6931 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6934 2008-09-05 Cary Coutant <ccoutant@google.com>
6936 * fileread.cc (File_read::make_view): Add check for attempt to map
6939 2008-09-05 Cary Coutant <ccoutant@google.com>
6941 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6942 explicit instantiations.
6944 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6947 * options.cc (General_options::finalize): Allow undefined symbols
6948 in shlibs if linking -shared.
6951 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6952 symbols as not needing a dynsym entry.
6954 2008-08-20 Craig Silverstein <csilvers@google.com>
6956 * fileread.cc (File_read::open): Do not lock the file unless it
6957 was successfully opened.
6959 2008-08-14 Cary Coutant <ccoutant@google.com>
6961 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6962 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6963 * testsuite/tls_test.cc (struct int128): 128-bit struct
6964 for testing TLS relocs with non-zero addend.
6965 (v12): New TLS variable.
6967 (t_last): Add check for v12.
6968 * testsuite/tls_test.h (t12): New function.
6969 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6971 2008-08-13 Ian Lance Taylor <iant@google.com>
6973 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6974 set tls_segment_ or relro_segment_.
6975 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6977 * output.h (Output_section::clear_is_relro): New function.
6978 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6979 sections specially even when output_data_ is empty.
6980 (Output_segment::maximum_alignment): When first section is relro,
6981 only force alignment for PT_LOAD segments.
6982 * script.cc (script_data_segment_align): New function.
6983 (script_data_segment_relro_end): New function.
6984 * script-c.h (script_data_segment_align): Declare.
6985 (script_data_segment_relro_end): Declare.
6986 * script-sections.h (class Script_sections): Declare
6987 data_segment_align and data_segment_relro_end. Add fields
6988 segment_align_index_ and saw_relro_end_.
6989 * script-sections.cc (class Sections_element): Add set_is_relro
6990 virtual function. Add new bool* parameter to place_orphan_here.
6991 Add get_output_section virtual function.
6992 (class Output_section_definition): Add set_is_relro. Add new
6993 bool* parameter to place_orphan_here. Add get_output_section.
6994 Add is_relro_ field.
6995 (Output_section_definition::Output_section_definition): Initialize
6996 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6997 and is_relro_ fields.
6998 (Output_section_definition::place_orphan_here): Add is_relro
7000 (Output_section_definition::set_section_addresses): Set relro for
7002 (Output_section_definition::alternate_constraint): Likewise.
7003 (class Orphan_output_section): Add new bool* parameter to
7004 place_orphan_here. Add get_output_section.
7005 (Orphan_output_section::place_orphan_here): Add is_relro
7007 (Script_sections::Script_sections): Initialize
7008 data_segment_align_index_ and saw_relro_end_.
7009 (Script_sections::data_segment_align): New function.
7010 (Script_sections::data_segment_relro_end): New function.
7011 (Script_sections::place_orphan): Set or clear is_relro.
7012 (Script_sections::set_section_addresses): Force alignment of first
7014 * yyscript.y (exp): Call script_data_segment_align and
7015 script_data_segment_relro_end.
7016 * testsuite/relro_script_test.t: New file.
7017 * testsuite/relro_test.cc (using_script): Declare.
7018 (t1, t2): Test using_script.
7019 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7020 (relro_script_test_SOURCES): Define.
7021 (relro_script_test_DEPENDENCIES): Define.
7022 (relro_script_test_LDFLAGS): Define.
7023 (relro_script_test_LDADD): Define.
7024 (relro_script_test.so): New target.
7025 * testsuite/Makefile.in: Rebuild.
7027 2008-08-06 Cary Coutant <ccoutant@google.com>
7029 * archive.cc (Archive::total_archives, Archive::total_members)
7030 (Archive::total_members_loaded): New variables.
7031 (Archive::setup): Add parameter. Add option to preread
7033 (Archive::read_armap): Add counter.
7034 (Archive::get_file_and_offset): New function.
7035 (Archive::get_elf_object_for_member): New function.
7036 (Archive::read_all_symbols): New function.
7037 (Archive::read_symbols): New function.
7038 (Archive::add_symbols): Add counters.
7039 (Archive::include_all_members): Use armap to find members if it's
7041 (Archive::include_member): Skip reading symbols if already read.
7042 Factored code into Archive::get_file_and_offset and
7043 Archive::get_elf_object_for_member. Changed call to
7044 Mapfile::report_include_archive_member.
7045 (Archive::print_stats): New function.
7046 * archive.h: Declare Object and Read_symbols_data classes.
7047 (Archive::Archive): Add initializers for new members.
7048 (Archive::setup): Add parameter.
7049 (Archive::print_stats): New function.
7050 (Archive::total_archives, Archive::total_members)
7051 (Archive::total_members_loaded): New variables.
7052 (Archive::get_file_and_offset): New function.
7053 (Archive::get_elf_object_for_member): New function.
7054 (Archive::read_all_symbols): New function.
7055 (Archive::read_symbols): New function.
7056 (Archive::Archive_member): New class.
7057 (Archive::members_): New member.
7058 (Archive::num_members_): New member.
7059 * main.cc: Include archive.h.
7060 (main): Call Archive::print_stats.
7061 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7062 archive parameter; member_name is now the fully-decorated name.
7063 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7064 * options.h: (General_options): Add --preread-archive-symbols option.
7065 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7068 2008-08-04 Ian Lance Taylor <iant@google.com>
7070 * symtab.h (Symbol::use_plt_offset): New function.
7071 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7072 * powerpc.cc (Relocate::relocate): Likewise.
7073 * sparc.cc (Relocate::relocate): Likewise.
7074 * x86_64.cc (Relocate::relocate): Likewise.
7075 * testsuite/weak_plt.sh: New test.
7076 * testsuite/weak_plt_main.cc: New test.
7077 * testsuite/weak_plt_shared.cc: New test.
7078 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7079 (check_PROGRAMS): Add weak_plt.
7080 (check_DATA): Add weak_plt_shared.so.
7081 (weak_plt_main_pic.o, weak_plt): New targets.
7082 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7083 * testsuite/Makefile.in: Rebuild.
7085 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7087 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7088 * testsuite/Makefile.in: Rebuild.
7090 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7092 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7093 * Makefile.in: Regenerate.
7094 * po/POTFILES.in: Regenerate.
7096 2008-07-29 Ian Lance Taylor <iant@google.com>
7098 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7099 symbols before other symbols.
7100 * testsuite/script_test_2.cc (test_addr): Declare.
7101 (test_addr_alias): Declare.
7102 (main): Check that test_addr and test_addr_alias have the right
7104 * testsuite/script_test_2.t: Define test_addr_alias and
7107 2008-07-24 Ian Lance Taylor <iant@google.com>
7110 * descriptors.cc: New file.
7111 * descriptors.h: New file.
7112 * gold-threads.h (class Hold_optional_lock): New class.
7113 * fileread.cc: Include "descriptors.h".
7114 (File_read::~File_read): Release descriptor rather than closing
7116 (File_read::open) [file]: Call open_descriptor rather than open.
7117 Set is_descriptor_opened_.
7118 (File_read::open) [memory]: Assert that descriptor is not open.
7119 (File_read::reopen_descriptor): New function.
7120 (File_read::release): Release descriptor.
7121 (File_read::do_read): Make non-const. Reopen descriptor.
7122 (File_read::read): Make non-const.
7123 (File_read::make_view): Reopen descriptor.
7124 (File_read::do_readv): Likewise.
7125 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7126 Update declarations.
7127 * layout.cc: Include "descriptors.h".
7128 (Layout::create_build_id): Use open_descriptor rather than open.
7129 * output.cc: Include "descriptors.h".
7130 (Output_file::open): Use open_descriptor rather than open.
7131 * archive.cc (Archive::const_iterator): Change Archive to be
7133 (Archive::begin, Archive::end): Make non-const.
7134 (Archive::count_members): Likewise.
7135 * archive.h (class Archive): Update declarations.
7136 * object.h (Object::read): Make non-const.
7137 * Makefile.am (CCFILES): Add descriptors.cc.
7138 (HFILES): Add descriptors.h.
7139 * Makefile.in: Rebuild.
7142 * gold.h: Always include <clocale>. Add Solaris workarounds
7143 following code in binutils/sysdep.h.
7146 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7147 this->eh_frame_hdr_ is NULL before using it.
7149 * dynobj.cc (Versions::Versions): Update comment.
7151 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7152 the base version name.
7154 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7155 array size plus one.
7156 (Stringpool_template::set_string_offsets): Subtract one from key
7157 before using it as an array index.
7158 (Stringpool_template::get_offset_with_length): Likewise.
7159 (Stringpool_template::write_to_buffer): Likewise.
7160 * stringpool.h (Stringpool_template::get_offset_from_key):
7163 2008-07-23 Ian Lance Taylor <iant@google.com>
7166 * object.h (Merged_symbol_value::value): Do our best to handle a
7170 * script.cc (Version_script_info::get_versions): Don't add empty
7171 version tag to return value.
7172 (Version_script_info::get_symbol_version_helper): Change return
7173 type to bool. Add pversion parameter. Change all callers.
7174 (script_register_vers_node): Don't require a non-NULL tag.
7175 * script.h (class Version_script_info): Update declarations.
7176 (Version_script_info::get_symbol_version): Change return type to
7177 bool. Add version parameter. Change all callers.
7178 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7179 handling. Handle an empty version from a version script.
7180 (Symbol_table::define_special_symbol): Likewise.
7181 * testsuite/ver_test_10.script: New file.
7182 * testsuite/ver_test_10.sh: New file.
7183 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7184 (check_DATA): Add ver_test_10.syms.
7185 (ver_test_10.syms, ver_test_10.so): New target.
7186 * testsuite/Makefile.in: Rebuild.
7188 2008-07-23 Simon Baldwin <simonb@google.com>
7190 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7191 to zero for undefined symbols from dynamic libraries.
7193 2008-07-23 Ian Lance Taylor <iant@google.com>
7195 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7197 * symtab.h (class Symbol_table): Update declaration.
7198 * testsuite/ver_test_9.cc: New file.
7199 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7200 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7201 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7202 (ver_test_9.so, ver_test_9.o): New targets.
7203 * testsuite/Makefile.in: Rebuild.
7205 2008-07-22 Ian Lance Taylor <iant@google.com>
7207 * options.h (class General_options): Define --check-sections.
7208 * layout.cc (Layout::set_segment_offsets): Handle
7211 * options.h (class General_options): Define -n/--nmagic and
7213 * options.cc (General_options::finalize): For -n/--nmagic or
7214 -N/--omagic, set -static.
7215 * layout.cc (Layout::attach_allocated_section_to_segment): If
7216 -N/--omagic, don't put read-only and read-write sections in
7218 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7219 finding a read-only segment.
7220 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7221 don't set the minimum segment alignment to the common page size,
7222 and don't set the file offset to the address modulo the page size.
7223 * script-sections.cc (Script_sections::create_segments): If
7224 -n/--omagic, don't put read-only and read-write sections in
7227 * cref.cc: New file.
7229 * options.h (class General_options): Add --print-symbol-counts.
7230 * main.cc (main): Issue defined symbol report if requested.
7231 * archive.cc (Archive::interpret_header): Make into a const member
7233 (Archive::add_symbols): Call Input_objects::archive_start and
7235 (Archive::const_iterator): Define new class.
7236 (Archive::begin, Archive::end): New functions.
7237 (Archive::include_all_members): Rewrite to use iterator.
7238 (Archive::count_members): New function.
7239 * archive.h (class Archive): Update declarations.
7240 (Archive::filename): New function.
7241 * object.cc: Include "cref.h".
7242 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7243 (Sized_relobj::do_get_global_symbol_counts): New function.
7244 (Input_objects::add_object): Add object to cross-referencer.
7245 (Input_objects::archive_start): New function.
7246 (Input_objects::archive_stop): New function.
7247 (Input_objects::print_symbol_counts): New function.
7248 * object.h: Declare Cref and Archive.
7249 (Object::get_global_symbol_counts): New function.
7250 (Object::do_get_global_symbol_counts): New pure virtual function.
7251 (class Sized_relobj): Add defined_count_ field. Update
7253 (class Input_objects): Add cref_ field. Update constructor.
7254 Update declarations.
7255 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7257 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7259 (Sized_dynobj::do_get_global_symbol_counts): New function.
7260 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7261 defined_count_. Update declarations. Define Symbols typedef.
7262 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7263 parameter. Change all callers.
7264 (Symbol_table::add_from_dynobj): Add sympointers and defined
7265 parameters. Change all callers.
7266 * symtab.h (class Symbol_table): Update declarations.
7267 * Makefile.am (CCFILES): Add cref.cc.
7268 (HFILES): Add cref.h.
7269 * Makefile.in: Rebuild.
7271 2008-07-22 Simon Baldwin <simonb@google.com>
7273 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7274 to zero when writing undefined symbols.
7276 2008-07-22 Ian Lance Taylor <iant@google.com>
7278 * output.cc (Output_section::add_input_section): Don't try to
7279 merge empty merge sections.
7281 2008-07-21 Craig Silverstein <csilvers@google.com>
7283 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7284 Include symbol version in error message.
7286 2008-07-20 Chris Demetriou <cgd@google.com>
7288 * configure.ac (gold_cv_c_random_seed): New configured variable.
7289 (RANDOM_SEED_CFLAGS): New substituted variable.
7290 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7291 * configure: Rebuild.
7292 * Makefile.in: Likewise.
7293 * testsuite/Makefile.in: Likewise.
7295 2008-07-18 Ian Lance Taylor <iant@google.com>
7297 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7298 where we see NAME/NULL and NAME/VERSION as separate symbols.
7299 * testsuite/ver_test_main.cc (main): Call t4.
7300 (t4, t4_2a): Define.
7301 * testsuite/ver_test_2.cc (t4_2): Define.
7302 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7303 * testsuite/ver_test_4.cc (t4_2a): Define.
7304 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7305 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7307 2008-07-17 Ian Lance Taylor <iant@google.com>
7309 * dynobj.cc (Versions::add_def): If we give an error about a
7310 missing version, go ahead and create the version anyhow.
7312 2008-07-10 Ian Lance Taylor <iant@google.com>
7314 Handle output sections with more than 0x7fffffff bytes.
7315 * object.h (class Relobj): Change map_to_output_ to
7316 output_sections_, and just keep a section pointer. Change all
7317 uses. Move comdat group support to Sized_relobj.
7318 (Relobj::is_section_specially_mapped): Remove.
7319 (Relobj::output_section): Remove poff parameter. Change all
7321 (Relobj::output_section_offset): New function.
7322 (Relobj::set_section_offset): Rewrite.
7323 (Relobj::map_to_output): Remove.
7324 (Relobj::output_sections): New function.
7325 (Relobj::do_output_section_offset): New pure virtual function.
7326 (Relobj::do_set_section_offset): Likewise.
7327 (class Sized_relobj): Add section_offsets_ field. Add comdat
7328 group support from Relobj. Update declarations.
7329 (Sized_relobj::get_output_section_offset): New function.
7330 (Sized_relobj::do_output_section_offset): New function.
7331 (Sized_relobj::do_set_section_offset): New function.
7332 * object.cc (Relobj::output_section_address): Remove.
7333 (Sized_relobj::Sized_relobj): Initialize new fields.
7334 (Sized_relobj::include_section_group): Cast find_kept_object to
7336 (Sized_relobj::include_linkonce_section): Likewise.
7337 (Sized_relobj::do_layout): Use separate arrays for output section
7339 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7341 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7342 output_sections and section_offsets.
7343 (Sized_relobj::write_local_symbols): Likewise.
7344 (map_to_kept_section): Compute output address directly.
7345 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7346 output_sections and section_offsets.
7347 (Sized_relobj::write_sections): Likewise.
7348 (Sized_relobj::relocate_sections): Likewise.
7349 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7350 * output.h (class Output_reloc): Update declarations. Change
7351 u2_.relobj to Sized_relobj*.
7352 (class Output_data_reloc): Change add functions to use
7354 * output.cc (Output_reloc::Output_reloc): Change relobj to
7356 (Output_reloc::local_section_offset): Change return type to
7357 Elf_Addr. Use get_output_section_offset.
7358 (Output_reloc::get_address): Likewise.
7359 (Output_section::is_input_address_mapped): Don't call
7360 is_section_specially_mapped.
7361 (Output_section::output_offset): Likewise.
7362 (Output_section::output_address): Likewise.
7363 (Output_section::starting_output_address): Likewise.
7364 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7365 parameter to Sized_relobj*.
7366 (Copy_relocs::need_copy_reloc): Likewise.
7367 (Copy_relocs::save): Likewise.
7368 * copy-relocs.h (class Copy_relocs): Update declarations.
7369 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7370 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7371 * target-reloc.h (relocate_for_relocatable): Change
7372 offset_in_output_section type to Elf_Addr. Change code that uses
7374 * layout.cc (Layout::layout): Always set *off.
7375 * mapfile.cc (Mapfile::print_input_section): Use
7376 output_section_offset.
7377 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7379 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7380 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7381 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7383 2008-07-03 Ian Lance Taylor <iant@google.com>
7385 * layout.cc (Layout::include_section): Do not discard unrecognized
7386 SHT_STRTAB sections.
7388 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7390 * script.cc (Lex::can_continue_name): Make '?' allowable in
7391 version-script names.
7392 * testsuite/version_script.map: Change glob pattern to use '?'
7394 2008-06-30 Manish Singh <yosh@gimp.org>
7397 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7400 2008-06-30 Ian Lance Taylor <iant@google.com>
7404 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7405 versions]: Don't try to read the value in the contents, since we
7406 don't use it. Use the template endianness when writing.
7408 2008-06-25 Cary Coutant <ccoutant@google.com>
7410 * fileread.cc (File_read::make_view): Assert on zero-length view.
7411 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7412 symbol table when there are no symbols to read.
7414 2008-06-23 Craig Silverstein <csilvers@google.com>
7416 * version.cc (version_string): Bump to 1.7
7418 2008-06-18 Craig Silverstein <csilvers@google.com>
7420 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7421 constant 0xFFFF to type Valtype.
7422 (Powerpc_relocate_functions::rel16_ha): Likewise.
7424 2008-06-17 Ian Lance Taylor <iant@google.com>
7426 * output.h (Output_section::Input_section): Initialize p2align_ to
7427 zero for Output_section_data constructors.
7428 (Output_section::Input_section::addralign): If not an input
7429 section, return the alignment of the Output_section_data.
7430 * testsuite/copy_test.cc: New file.
7431 * testsuite/copy_test_1.cc: New file.
7432 * testsuite/copy_test_2.cc: New file.
7433 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7434 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7435 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7436 (copy_test_1_pic.o, copy_test_1.so): New targets.
7437 (copy_test_2_pic.o, copy_test_2.so): New targets.
7438 * testsuite/Makefile.in: Rebuild.
7440 * script-sections.cc (Script_sections::place_orphan): Initialize
7441 local variable exact.
7443 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7445 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7447 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7448 David S. Miller <davem@davemloft.net>
7450 * powerpc.cc: New file.
7451 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7452 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7453 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7454 * Makefile.in: Rebuild.
7456 2008-06-09 Ian Lance Taylor <iant@google.com>
7458 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7460 (throwing, orig_terminate): New static variables.
7461 (terminate_handler): New static function.
7462 (t2): Set terminate handler.
7464 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7467 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7470 2008-05-30 Cary Coutant <ccoutant@google.com>
7472 * archive.cc (Archive::include_all_members) Correct to step
7473 over symbol table and extended name table in thin archives.
7475 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7478 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7481 2008-05-28 Caleb Howe <cshowe@google.com>
7483 * reduced_debug_output.cc: New file.
7484 * reduced_debug_output.h: New file.
7485 * options.h (class General_options): Add --strip-debug-non-line.
7486 * options.cc (General_options::finalize): Add strip_debug_non_line
7487 to the strip heirarchy.
7488 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7490 * layout.cc: Include "reduced_debug_output.h".
7491 (Layout::Layout): Initialize new fields.
7492 (line_only_debug_sections): New static array.
7493 (is_lines_only_debug_sections): New static inline function.
7494 (Layout::include_section): Handle --strip-debug-non-line.
7495 (Layout::make_output_section): If --strip-debug-non-line, build
7496 new output sections for .debug_abbrev and .debug_info.
7497 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7498 gold. Warn about possible overflow.
7499 (read_signed_LEB_128): Likewise.
7500 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7501 (read_signed_LEB_128): Declare.
7502 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7503 (HFILES): Add reduced_debug_output.h.
7504 * Makefile.in: Rebuild.
7506 2008-05-21 Ian Lance Taylor <iant@google.com>
7508 * mapfile.cc: New file.
7509 * mapfile.h: New file.
7510 * options.h (class General_options): Add -M/--print-map and -Map.
7511 * options.cc (General_options::finalize): Make -M equivalent to
7513 * main.cc: Include <cstdio> and "mapfile.h".
7514 (main): Open mapfile if requested.
7515 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7516 constructor. Change caller.
7517 (queue_initial_tasks): Add mapfile parameter. Change caller.
7518 (queue_middle_tasks): Likewise.
7519 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7521 * archive.cc: Include "mapfile.h".
7522 (Archive::add_symbols): Add mapfile parameter. Change all
7523 callers. Pass mapfile, symbol, and reason to include_member.
7524 (Archive::include_all_members): Add mapfile parameter. Change all
7526 (Archive::include_member): Add mapfile, sym, and why parameters.
7527 Change all callers. Report inclusion to map file.
7528 * archive.h: Include "fileread.h".
7529 (class Archive): Update declarations.
7530 (Archive::file): New const method.
7531 (class Add_archive_symbols): Add mapfile_ field. Update
7532 constructor. Change all callers.
7533 * readsyms.h (class Read_symbols): Likewise.
7534 (class Finish_group): Likewise.
7535 (class Read_script): Likewise.
7536 * common.cc: Include "mapfile.h".
7537 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7539 (Symbol_table::do_allocate_commons): Likewise.
7540 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7541 symbol allocation to mapfile.
7542 * common.h (class Allocate_commons_task): Add mapfile_ field.
7543 Update constructor. Change all callers.
7544 * symtab.h (class Symbol_table): Update declarations.
7545 * layout.cc: Include "mapfile.h".
7546 (Layout_task_runner::run): Print information to mapfile.
7547 (Layout::create_gold_note): Change Output_data_fixed_space to
7548 Output_data_zero_fill.
7549 (Layout::create_build_id): Likewise.
7550 (Layout::print_to_mapfile): New function.
7551 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7552 constructor. Change caller.
7553 (class Layout): Declare print_to_mapfile.
7554 * output.cc (Output_section::Input_section::print_to_mapfile): New
7556 (Output_section::add_input_section): If producing a map, always
7557 add to input_sections_ list.
7558 (Output_section::do_print_to_mapfile): New function.
7559 (Output_segment::print_sections_to_mapfile): New function.
7560 (Output_segment::print_section_list_to_mapfile): New function.
7561 * output.h: Include "mapfile.h".
7562 (Output_data::print_to_mapfile): New function.
7563 (Output_data::do_print_to_mapfile): New virtual function.
7564 (Output_segment_headers::do_print_to_mapfile): New function.
7565 (Output_file_header::do_print_to_mapfile): New function.
7566 (Output_data_const::do_print_to_mapfile): New function.
7567 (class Output_data_const_buffer): Add map_name_ field. Update
7568 constructor. Change all callers. Add do_print_to_mapfile
7570 (class Output_data_fixed_space): Likewise.
7571 (class Output_data_space): Likewise.
7572 (class Output_data_zero_fill): New class.
7573 (Output_data_strtab::do_print_to_mapfile): New function.
7574 (Output_data_reloc_base::do_print_to_mapfile): New function.
7575 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7576 (Output_data_group::do_print_to_mapfile): New function.
7577 (Output_data_got::do_print_to_mapfile): New function.
7578 (Output_data_dynamic::do_print_to_mapfile): New function.
7579 (Output_symtab_xindex::do_print_to_mapfile): New function.
7580 (class Output_section): Declare do_print_to_mapflie. Declare
7581 print_to_mapfile in Input_section.
7582 (class Output_segment): Declare new functions.
7583 * object.h (Sized_relobj::symbol_count): New function.
7584 * script-sections.cc
7585 (Output_section_element_dot_assignment::set_section_addresses):
7586 Change Output_data_fixed_space to Output_data_zero_fill.
7587 (Output_data_expression::do_print_to_mapfile): New function.
7588 * script.cc (read_input_script): Add mapfile parameter. Change
7590 * script.h (read_input_script): Update declaration.
7591 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7592 (Eh_frame::do_print_to_mapfile): New function.
7593 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7594 (Output_merge_string::do_print_to_mapfile): New function.
7595 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7597 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7599 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7601 * Makefile.am (CCFILES): Add mapfile.cc.
7602 (HFILES): Add mapfile.h.
7603 * Makefile.in: Rebuild.
7605 2008-05-19 Ian Lance Taylor <iant@google.com>
7607 * options.h (class General_options): Add -z relro.
7608 * layout.cc (Layout::Layout): Initialize relro_segment_.
7609 (Layout::add_output_section_data): Return the output section.
7610 (Layout::make_output_section): Rcognize relro sections and mark
7612 (Layout::attach_allocated_section_to_segment): Put relro sections
7613 in a PT_GNU_RELRO segment.
7614 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7616 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7618 (Layout::linkonce_mapping): Map d.rel.ro.local to
7620 (Layout::output_section_name): Us .data.rel.ro.local for any
7621 section which begins with that.
7622 * layout.h (class Layout): Update add_output_section_data
7623 declaration. Add relro_segment_ field.
7624 * output.cc (Output_section::Output_section): Initialize is_relro_
7625 and is_relro_local_ fields.
7626 (Output_segment::add_output_section): Group relro sections.
7627 (Output_segment::is_first_section_relro): New function.
7628 (Output_segment::maximum_alignment): If there is a relro section,
7629 align the segment to the common page size.
7630 (Output_segment::set_section_addresses): Track whether we are
7631 looking at relro sections. If the last section is a relro
7632 section, align to the common page size.
7633 (Output_segment::set_section_list_addresses): Add in_relro
7634 parameter. Change all callers. Align to the page size when
7635 moving from relro to non-relro section.
7636 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7638 * output.h (class Output_section): Add is_relro_ and
7639 is_relro_local_ fields.
7640 (Output_section::is_relro): New function.
7641 (Output_section::set_is_relro): New function.
7642 (Output_section::is_relro_local): New function.
7643 (Output_section::set_is_relro_local): New function.
7644 (class Output_segment): Update declarations.
7645 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7646 * sparc.cc (Target_sparc::got_section): Likewise.
7647 * x86_64.cc (Target_x86_64::got_section): Likewise.
7648 * testsuite/relro_test_main.cc: New file.
7649 * testsuite/relro_test.cc: New file.
7650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7651 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7652 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7653 (relro_test.so, relro_test_pic.o): New targets.
7654 * testsuite/Makefile.in: Rebuild.
7656 2008-05-16 Ian Lance Taylor <iant@google.com>
7658 * output.cc (Output_segment::add_output_section): Remove front
7660 * output.h (class Output_segment): Remove
7661 add_initial_output_section and overloaded add_output_section.
7662 Update declaration of remaining add_output_section.
7663 * layout.cc (Layout::create_interp): Call add_output_section
7664 rather than add_initial_output_section.
7665 (Layout::finish_dynamic_section): Likewise.
7667 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7668 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7669 know the dynamic type.
7670 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7671 field. Initialize it in constructor.
7672 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7673 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7674 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7677 * output.cc (Output_reloc::get_address): Change return type to
7679 * output.h (class Output_reloc): Update get_address declaration.
7680 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7681 for section addresses.
7683 2008-05-09 Ian Lance Taylor <iant@google.com>
7686 * gold.cc (gold_nomem): Use return value of write.
7688 2008-05-08 Ian Lance Taylor <iant@google.com>
7690 * symtab.c (Symbol::init_base_output_data): Add version
7691 parameter. Change all callers.
7692 (Symbol::init_base_output_segment): Likewise.
7693 (Symbol::init_base_constant): Likewise.
7694 (Symbol::init_base_undefined): Likewise.
7695 (Sized_symbol::init_output_data): Likewise.
7696 (Sized_symbol::init_output_segment): Likewise.
7697 (Sized_symbol::init_constant): Likewise.
7698 (Sized_symbol::init_undefined): Likewise.
7699 (Symbol_table::do_define_in_output_data): If the new symbol has a
7700 version, mark it as the default.
7701 (Symbol_table::do_define_in_output_segment): Likewise.
7702 (Symbol_table::do_define_as_constant): Likewise.
7703 * symtab.h (class Symbol): Update declarations.
7704 (class Sized_symbol): Likewise.
7705 * resolve.cc (Symbol::override_version): New function.
7706 (Symbol::override_base): Call override_version.
7707 (Symbol::override_base_with_special): Likewise.
7708 * testsuite/ver_script_8.script: New file.
7709 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7710 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7711 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7712 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7714 2008-05-06 Ian Lance Taylor <iant@google.com>
7717 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7719 (class General_options): Remove existing --undefined, and add
7720 --no-undefined instead. Add new --undefined as synonym for -u.
7721 * archive.cc (Archive::add_symbols): Check whether symbol was
7723 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7724 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7725 all uses. Add IS_UNDEFINED. Update declarations to split
7726 different versions of init_base. Declare init_base_undefined.
7727 (Symbol::is_defined): Handle IS_UNDEFINED.
7728 (Symbol::is_undefined): Likewise.
7729 (Symbol::is_weak_undefined): Call is_undefined.
7730 (Symbol::is_absolute): Handle IS_CONSTANT.
7731 (class Sized_symbol): Update declarations to split different
7732 versions of init. Declare init_undefined.
7733 (class Symbol_table): Declare new functions.
7734 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7736 (Symbol::init_base_output_data): Likewise.
7737 (Symbol::init_base_output_segment): Likewise.
7738 (Symbol::init_base_constant): Likewise.
7739 (Symbol::init_base_undefined): New function.
7740 (Sized_symbol::init_object): Rename from init. Change all
7742 (Sized_symbol::init_output_data): Likewise.
7743 (Sized_symbol::init_output_segment): Likewise.
7744 (Sized_symbol::init_constant): Likewise.
7745 (Sized_symbol::init_undefined): New function.
7746 (Symbol_table::add_undefined_symbols_from_command_line): New
7748 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7750 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7751 (Symbol::output_section): Likewise.
7752 (Symbol::set_output_section): Likewise.
7753 (Symbol_table::sized_finalize_symbol): Likewise.
7754 (Symbol_table::sized_write_globals): Likewise.
7755 * resolve.cc (Symbol_table::should_override): Likewise.
7756 (Symbol::override_base_with_special): Likewise.
7758 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7759 symbol, change it to have default visibility.
7760 * testsuite/protected_1.cc: New file.
7761 * testsuite/protected_2.cc: New file.
7762 * testsuite/protected_3.cc: New file.
7763 * testsuite/protected_main_1.cc: New file.
7764 * testsuite/protected_main_2.cc: New file.
7765 * testsuite/protected_main_3.cc: New file.
7766 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7767 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7768 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7769 (protected_1.so): New target.
7770 (protected_1_pic.o, protected_2_pic.o): New targets.
7771 (protected_3_pic.o): New target.
7772 (check_PROGRAMS): Add protected_2.
7773 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7774 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7775 * testsuite/Makefile.in: Rebuild.
7777 * options.h (DEFINE_var): Add set_user_set_##varname__.
7778 (DEFINE_bool_alias): New macro.
7779 (class General_options): Define -Bstatic using DEFINE_bool_alias
7780 rather than DEFINE_special. Add --undefined as an alias for -z
7782 * options.cc (General_options::parse_Bstatic): Remove.
7784 * options.h (class General_options): Add --fatal-warnings.
7785 * main.cc (main): Implement --fatal-warnings.
7786 * errors.h (Errors::warning_count): New function.
7788 * options.h (class General_options): Add -Bsymbolic-functions.
7789 * symtab.h (Symbol::is_preemptible): Check for
7790 -Bsymbolic-functions.
7792 2008-05-05 Ian Lance Taylor <iant@google.com>
7794 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7795 as noVARNAME rather than no-VARNAME.
7796 (class General_options): Add option -z combreloc.
7797 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7799 (Output_reloc::sort_before) [SHT_REL]: New function.
7800 (Output_reloc::sort_before) [SHT_RELA]: New function.
7801 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7802 Sort_relocs_comparison.
7803 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7804 parameter. Change all callers.
7805 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7806 sort_relocs parameter. Change all callers.
7807 * output.cc (Output_reloc::get_address): New function, broken out
7809 (Output_reloc::write_rel): Call it.
7810 (Output_reloc::compare): New function.
7811 (Output_data_reloc_base::do_write): Optionally sort relocs.
7813 * configure.ac: If targ_extra_obj is set, link it in.
7814 * configure.tgt: Initialize all variables.
7815 (x86_64*): Set targ_extra_obj and targ_extra_size.
7816 * configure: Rebuild.
7818 * object.cc (Sized_relobj::include_section_group): Adjust section
7819 indexes read from group data. Build vector to pass to
7821 * layout.cc (Layout::layout_group): Add flags and shndxes
7822 parameters. Remove contents parameter. Change caller. Update
7823 explicit instantiations.
7824 * layout.h (class Layout): Update layout_group declaration.
7825 * output.cc (Output_data_group::Output_data_group): Add flags and
7826 input_shndxes parameters. Remove contents parameter. Change
7828 (Output_data_group::do_write): Change input_sections_ to
7830 * output.h (class Output_data_group): Update constructor
7831 declaration. Rename input_sections_ to input_shndxes_.
7832 * testsuite/many_sections_test.cc: Add template.
7834 2008-04-30 Cary Coutant <ccoutant@google.com>
7836 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7838 * layout.cc (Layout::include_section): Refactored check for debug
7840 (Layout::add_comdat): Add new parameters. Change type
7841 of signature parameter. Add object and shndx to signatures table.
7842 (Layout::find_kept_object): New function.
7843 * layout.h: Include <cstring>.
7844 (Layout::is_debug_info_section): New function.
7845 (Layout::add_comdat): Add new parameters.
7846 (Layout::find_kept_object): New function.
7847 (Layout::Kept_section): New struct.
7848 (Layout::Signatures): Change type of map range.
7849 * object.cc (Relobj::output_section_address): New function.
7850 (Sized_relobj::include_section_group): Add new parameters. Change
7851 calls to Layout::add_comdat. Change to build table of kept comdat
7852 groups and table mapping discarded sections to kept sections.
7853 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7854 (Sized_relobj::do_layout): Change calls to include_section_group and
7855 include_linkonce_section.
7856 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7857 value to zero when section is discarded.
7858 (Sized_relobj::map_to_kept_section): New function.
7859 * object.h (Relobj::output_section_address): New function.
7860 (Relobj::Comdat_group): New type.
7861 (Relobj::find_comdat_group): New function.
7862 (Relobj::Comdat_group_table): New type.
7863 (Relobj::Kept_comdat_section): New type.
7864 (Relobj::Kept_comdat_section_table): New type.
7865 (Relobj::add_comdat_group): New function.
7866 (Relobj::set_kept_comdat_section): New function.
7867 (Relobj::get_kept_comdat_section): New function.
7868 (Relobj::comdat_groups_): New field.
7869 (Relobj::kept_comdat_sections_): New field.
7870 (Symbol_value::input_value): Update comment.
7871 (Sized_relobj::map_to_kept_section) New function.
7872 (Sized_relobj::include_linkonce_section): Add new parameter.
7873 * target-reloc.h (Comdat_behavior): New type.
7874 (get_comdat_behavior): New function.
7875 (relocate_section): Add code to map a discarded section to the
7876 corresponding kept section when applying a relocation.
7878 2008-04-30 Craig Silverstein <csilvers@google.com>
7880 * dwarf_reader.cc (next_generation_count): New static var.
7881 (Addr2line_cache_entry): New struct.
7882 (addr2line_cache): New static var.
7883 (Dwarf_line_info::one_addr2line): Added caching.
7884 (Dwarf_line_info::clear_addr2line_cache): New function.
7885 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7886 cache-size parameter.
7887 (Dwarf_line_info::one_addr2line_cache): New function.
7888 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7889 new cache-size argument to one_addr2line(), and clear cache.
7891 2008-04-28 Cary Coutant <ccoutant@google.com>
7893 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7894 R_386_PC8 relocations.
7896 2008-04-23 Ian Lance Taylor <iant@google.com>
7898 * object.cc (Sized_relobj::include_section_group): Check for
7899 invalid section group.
7901 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7904 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7905 than read for file header.
7906 * archive.cc (Archive::include_member): Likewise.
7908 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7910 * aclocal.m4: Regenerate.
7911 * configure: Regenerate.
7913 2008-04-19 Ian Lance Taylor <iant@google.com>
7915 * version.cc (version_string): Bump to 1.6.
7917 * testsuite/Makefile.am (many_sections_r_test): New target.
7918 (many_sections_r_test_SOURCES): Remove.
7919 (many_sections_r_test_DEPENDENCIES): Remove.
7920 (many_sections_r_test_LDFLAGS): Remove.
7921 (many_sections_r_test_LDADD): Remove.
7923 * object.cc (Sized_relobj::do_add_symbols): Always pass
7924 local_symbol_count_ to add_from_relobj.
7926 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7927 every thousand variables.
7928 * testsuite/Makefile.in: Rebuild.
7930 * object.cc (Xindex::initialize_symtab_xindex): New function.
7931 (Xindex::read_symtab_xindex): New function.
7932 (Xindex::sym_xindex_to_shndx): New function.
7933 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7935 (Sized_relobj::do_initialize_xindex): New function.
7936 (Sized_relobj::do_read_symbols): Adjust section links.
7937 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7938 parameter. Change all callers.
7939 (Sized_relobj::include_section_group): Adjust section links and
7940 symbol section indexes.
7941 (Sized_relobj::do_layout): Adjust section links.
7942 (Sized_relobj::do_count_local_symbols): Adjust section links and
7943 symbol section indexes.
7944 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7945 ordinary and special symbols.
7946 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7947 dynsym_xindex parameters. Change all callers. Adjust section
7948 links. Use SHN_XINDEX when needed.
7949 (Sized_relobj::get_symbol_location_info): Adjust section links.
7950 Don't get fooled by special symbols.
7951 * object.h (class Xindex): Define.
7952 (class Object): Add xindex_ parameter. Declare virtual functoin
7953 do_initialize_xindex.
7954 (Object::adjust_sym_shndx): New function.
7955 (Object::set_xindex): New protected function.
7956 (class Symbol_value): Add is_ordinary_shndx_ field.
7957 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7958 (Symbol_value::value): Assert ordinary section.
7959 (Symbol_value::initialize_input_to_output_map): Likewise.
7960 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7962 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7964 (class Sized_relobj): Update declarations.
7965 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7966 parameter. Change all callers.
7967 (Sized_relobj::adjust_shndx): New function.
7968 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7970 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7971 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7972 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7973 (Sized_dynobj::read_dynsym_section): Adjust section links.
7974 (Sized_dynobj::read_dynamic): Likewise.
7975 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7977 (Sized_dynobj::do_initialize_xindex): New function.
7978 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7979 do_initialize_xindex.
7980 (Sized_dynobj::adjust_shndx): New function.
7981 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7982 dynsym_xindex_ fields.
7983 (Layout::finalize): Add a call to set_section_indexes before
7984 creating the symtab sections.
7985 (Layout::set_section_indexes): Don't do anything if the section
7986 already has a section index.
7987 (Layout::create_symtab_sections): Add shnum parameter. Change
7988 caller. Create .symtab_shndx section if needed.
7989 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7991 (Layout::allocated_output_section_count): New function.
7992 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7994 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7995 fields. Update declarations.
7996 (Layout::symtab_xindex): New function.
7997 (Layout::dynsym_xindex): New function.
7998 (class Write_symbols_task): Add layout_ field.
7999 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8001 * output.cc (Output_section_headers::Output_section_headers): Add
8002 shstrtab_section parameter. Change all callers.
8003 (Output_section_headers::do_sized_write): Store overflow values
8004 for section count and section string table section index in
8005 section header zero.
8006 (Output_file_header::do_sized_write): Check for overflow of
8007 section count and section string table section index.
8008 (Output_symtab_xindex::do_write): New function.
8009 (Output_symtab_xindex::endian_do_write): New function.
8010 * output.h (class Output_section_headers): Add shstrtab_section_.
8011 Update declarations.
8012 (class Output_symtab_xindex): Define.
8013 (Output_section::has_out_shndx): New function.
8014 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8016 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8018 (Sized_symbol::init): Likewise.
8019 (Symbol::output_section): Check for ordinary symbol.
8020 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8021 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8023 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8024 Change all callers. Simplify handling of symbols from sections
8025 not included in the link.
8026 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8028 (Weak_alias_sorter::operator()): Assert that symbols are
8030 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8032 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8033 parameters. Change all callers.
8034 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8035 symbol distinction. Use SHN_XINDEX when needed.
8036 (Symbol_table::write_section_symbol): Add symtab_xindex
8037 parameter. Change all callers.
8038 (Symbol_table::sized_write_section_symbol): Likewise. Use
8039 SHN_XINDEX when needed.
8040 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8042 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8043 (Symbol::is_defined): Check is_ordinary.
8044 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8045 (Symbol::is_absolute, Symbol::is_common): Likewise.
8046 (class Sized_symbol): Update declarations.
8047 (class Symbol_table): Update declarations.
8048 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8049 parameters. Change all callers.
8050 (Sized_symbol::override): Likewise.
8051 (Symbol_table::override): Likewise.
8052 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8053 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8054 is_ordinary, and orig_st_shndx parameters. Change all callers.
8055 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8056 to be in an ordinary section.
8057 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8058 object and is_ordinary parameters. Change all callers.
8059 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8060 Change all callers. Don't add undefined or non-ordinary symbols
8062 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8064 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8066 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8067 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8068 (Sized_relobj::relocate_sections): Likewise.
8069 * target-reloc.h (scan_relocs): Adjust section symbol index.
8070 (scan_relocatable_relocs): Likewise.
8071 * i386.cc (Scan::local): Check for ordinary symbols.
8072 * sparc.cc (Scan::local): Likewise.
8073 * x86_64.cc (Scan::local): Likewise.
8074 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8075 to symbol_section_and_value.
8076 * testsuite/many_sections_test.cc: New file.
8077 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8078 (check_PROGRAMS): Add many_sections_test.
8079 (many_sections_test_SOURCES): Define.
8080 (many_sections_test_DEPENDENCIES): Define.
8081 (many_sections_test_LDFLAGS): Define.
8082 (BUILT_SOURCES): Add many_sections_define.h.
8083 (many_sections_define.h): New target.
8084 (BUILT_SOURCES): Add many_sections_check.h.
8085 (many_sections_check.h): New target.
8086 (check_PROGRAMS): Add many_sections_r_test.
8087 (many_sections_r_test_SOURCES): Define.
8088 (many_sections_r_test_DEPENDENCIES): Define.
8089 (many_sections_r_test_LDFLAGS): Define.
8090 (many_sections_r_test_LDADD): Define.
8091 (many_sections_r_test.o): New target.
8092 * testsuite/Makefile.in: Rebuild.
8094 2008-04-17 Cary Coutant <ccoutant@google.com>
8096 * errors.cc (Errors::info): New function.
8097 (gold_info): New function.
8098 * errors.h (Errors::info): New function.
8099 * gold.h (gold_info): New function.
8100 * object.cc (Input_objects::add_object): Print trace output.
8101 * options.cc (options::parse_set): New function.
8102 (General_options::parse_wrap): Deleted.
8103 (General_options::General_options): Deleted initializer.
8104 * options.h (options::String_set): New typedef.
8105 (options::parse_set): New function.
8106 (DEFINE_set): New macro.
8107 (General_options::wrap): Changed to use DEFINE_set. Changed
8108 callers of any_wrap_symbols and is_wrap_symbol.
8109 (General_options::trace, General_options::trace_symbol):
8111 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8112 (General_options::wrap_symbols_): Deleted.
8113 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8115 2008-04-17 David S. Miller <davem@davemloft.net>
8117 * options.cc (General_options::parse_V): New function.
8118 * options.h: Add entries for -V and -Qy.
8120 2008-04-17 Ian Lance Taylor <iant@google.com>
8122 * common.cc (Symbol_table::allocate_commons): Remove options
8123 parameter. Change caller.
8124 (Symbol_table::do_allocate_commons): Remove options parameter.
8125 Change caller. Just call do_allocate_commons_list twice.
8126 (Symbol_table::do_allocate_commons_list): New function, broken out
8127 of do_allocate_commons.
8128 * common.h (class Allocate_commons_task): Remove options_ field.
8130 * symtab.cc (Symbol_table::Symbol_table): Initialize
8132 (Symbol_table::add_from_object): Put TLS common symbols on
8134 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8135 which are IN_OUTPUT_DATA.
8136 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8137 allocate_commons and do_allocate_commons declarations. Declare
8138 do_allocate_commons_list.
8139 * gold.cc (queue_middle_tasks): Update creation of
8140 Allocate_commons_task to not pass options.
8141 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8142 (TLS_TEST_C_FLAGS): New variable.
8143 (tls_test_c_pic.o): New target.
8144 (tls_test_shared.so): Link in tls_test_c_pic.o.
8145 (tls_test_c_pic_ie.o): New target.
8146 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8147 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8148 (tls_test_c.o): New target.
8149 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8150 (tls_pic_test_LDADD): Likewise.
8151 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8152 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8153 (tls_test_c_gnu2.o): New target.
8154 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8156 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8157 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8158 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8159 * testsuite/tls_test.cc: Include "config.h".
8160 (t_last): Call t11_last.
8161 * testsuite/tls_test.h (t11, t11_last): Declare.
8162 * testsuite/tls_test_c.c: New file.
8163 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8164 * configure.ac: Check for OpenMP support.
8165 * configure, config.in, Makefile.in: Rebuild.
8166 * testsuite/Makefile.in: Rebuild.
8168 2008-04-16 Cary Coutant <ccoutant@google.com>
8170 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8171 (Target_i386::tls_base_symbol_defined_): New field.
8172 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8173 (Target_i386::Scan::global): Likewise.
8174 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8175 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8176 (Target_x86_64::tls_base_symbol_defined_): New field.
8177 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8178 (Target_x86_64::Scan::global): Likewise.
8180 2008-04-16 Cary Coutant <ccoutant@google.com>
8182 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8183 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8184 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8185 building shared libraries.
8186 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8187 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8188 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8189 * testsuite/Makefile.in: Rebuild.
8190 * testsuite/weak_undef.h: New file.
8191 * testsuite/weak_undef_file1.cc: Add extra test cases.
8192 * testsuite/weak_undef_file2.cc: Likewise.
8193 * testsuite/weak_undef_test.cc: Likewise.
8195 2008-04-16 David S. Miller <davem@davemloft.net>
8197 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8198 Add issued_non_pic_error_ field. Declare check_non_pic.
8199 (Target_sparc::Scan::check_non_pic): New function.
8200 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8201 (Target_sparc::Scan::global): Likewise.
8203 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8204 * configure: Rebuild.
8206 * options.h (DEFINE_enable): New macro.
8207 (new_dtags): New enable option.
8208 (initfirst, interpose, loadfltr, nodefaultlib,
8209 nodelete, nodlopen, nodump): New -z options.
8210 * layout.cc (Layout:finish_dynamic_section): If new
8211 dtags enabled, emit DT_RUNPATH. Also, emit a
8212 DT_FLAGS_1 containing any specified -z flags.
8214 2008-04-16 Ian Lance Taylor <iant@google.com>
8216 * copy-relocs.cc: New file.
8217 * copy-relocs.h: New file.
8218 * reloc.cc: Remove Copy_relocs code.
8219 * reloc.h: Likewise.
8220 * reloc-types.h (struct Reloc_types) [both versions]: Add
8221 get_reloc_addend_noerror.
8222 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8223 variants of add_global which take an addend which must be zero.
8224 * i386.cc: Include "copy-relocs.h".
8225 (class Target_i386): Change type of copy_relocs_ to variable,
8227 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8229 (Target_i386::do_finalize_sections): Change handling of
8231 * sparc.cc: Include "copy-relocs.h".
8232 (class Target_sparc): Change type of copy_relocs_ to variable,
8234 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8236 (Target_sparc::do_finalize_sections): Change handling of
8238 * x86_64.cc: Include "copy-relocs.h".
8239 (class Target_x86_64): Change type of copy_relocs_ to variable,
8241 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8242 class. Change all callers.
8243 (Target_x86_64::do_finalize_sections): Change handling of
8245 * Makefile.am (CCFILES): Add copy-relocs.cc.
8246 (HFILES): Add copy-relocs.h.
8248 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8250 * testsuite/script_test_4.sh: Permit leading zeroes.
8252 2008-04-15 Ian Lance Taylor <iant@google.com>
8254 * script-sections.cc (Script_sections::create_segments): Use
8255 header_size_adjustment even when there is enough room for the
8257 * testsuite/script_test_4.sh: New file.
8258 * testsuite/script_test_4.t: New file.
8259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8260 (check_DATA): Add script_test_4.stdout.
8261 (MOSTLYCLEANFILES): Likewise.
8262 (script_test_4): New target.
8263 (script_test_4.stdout): New target.
8264 * testsuite/Makefile.in: Rebuild.
8266 * sparc.cc: Add definitions for Output_data_plt_sparc class
8269 2008-04-14 David S. Miller <davem@davemloft.net>
8271 * sparc.cc: New file.
8272 * Makefile.am (TARGETSOURCES): Add sparc.cc
8273 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8274 * configure.tgt: Document targ_extra_size and
8275 targ_extra_big_endian. Add entries for sparc-* and
8277 * configure.ac: Handle targ_extra_size and
8278 targ_extra_big_endian.
8279 * Makefile.in: Rebuild.
8280 * configure: Likewise.
8281 * po/POTFILES.in: Likewise.
8282 * po/gold.pot: Likewise.
8284 2008-04-14 Ian Lance Taylor <iant@google.com>
8286 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8287 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8288 in the name/type/flags to section mapping. Don't call
8289 allocate_output_section.
8290 (Layout::choose_output_section): Change parameter from adjust_name
8291 to is_input_section. Don't permit input sections after sections
8292 are attached to segments. Don't call allocate_output_section.
8293 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8294 not write_enable_output_section.
8295 (Layout::make_output_section): Don't push to
8296 unattached_section_list_ nor call attach_to_segment. Call
8297 attach_section_to_segment if sections are attached.
8298 (Layout::attach_sections_to_segments): New function.
8299 (Layout::attach_section_to_segment): New function.
8300 (Layout::attach_allocated_section_to_segment): Rename from
8301 attach_to_segment. Remove flags parameter.
8302 (Layout::allocate_output_section): Remove function.
8303 (Layout::write_enable_output_section): Remove function.
8304 * layout.h (class Layout): Update for above changes. Add new
8305 field sections_are_attached_.
8306 * output.h (Output_section::update_flags_for_input_section): New
8308 * output.cc (Output_section::add_input_section): Call
8309 update_flags_for_input_section.
8310 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8312 2008-04-11 Cary Coutant <ccoutant@google.com>
8314 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8315 thought unnecessary.
8316 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8318 2008-04-11 Ian Lance Taylor <iant@google.com>
8320 * output.h (class Output_section_data): Remove inline definition
8322 * output.cc (Output_section_data::set_addralign): New function.
8324 2008-04-11 Cary Coutant <ccoutant@google.com>
8326 Add support for TLS descriptors for i386 and x86_64.
8327 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8328 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8329 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8331 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8332 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8333 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8335 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8336 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8337 Fix problem with initial-exec relocations.
8338 (Target_i386::Relocate::relocate_tls): Likewise.
8339 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8341 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8342 support for section-plus-offset dynamic table entries.
8343 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8344 (Output_data_dynamic::Dynamic_entry): Add support for
8345 section-plus-offset dynamic table entries.
8346 (Output_data_dynamic::Classification): Likewise.
8347 (Output_data_dynamic::classification_): Renamed offset_.
8348 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8349 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8350 (Target_x86_64::make_plt_section): New function.
8351 (Target_x86_64::reserve_tlsdesc_entries): New function.
8352 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8353 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8354 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8355 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8356 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8357 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8358 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8359 add extra PLT entry for TLS descriptors.
8360 (Output_data_plt_x86_64::got_): New field.
8361 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8362 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8364 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8366 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8367 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8368 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8369 R_386_TLS_DESC_CALL relocations.
8370 (Target_x86_64::Scan::global): Likewise.
8371 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8372 for TLS descriptors.
8373 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8374 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8375 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8376 GD-to-IE relaxation.
8377 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8378 and TLS_DESCRIPTORS.
8379 * Makefile.in: Rebuild.
8380 * configure: Rebuild.
8381 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8382 (tls_test_shared2.so): New target.
8383 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8384 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8385 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8386 (tls_shared_gd_to_ie_test_LDADD): New variable.
8387 (tls_shared_gnu2_gd_to_ie_test): New target.
8388 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8390 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8391 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8392 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8393 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8394 (tls_shared_gnu2_test): New target.
8395 (tls_test_gnu2_shared.so): New target.
8396 (tls_shared_gnu2_test_SOURCES): New variable.
8397 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8398 (tls_shared_gnu2_test_LDFLAGS): New variable.
8399 (tls_shared_gnu2_test_LDADD): New variable.
8400 * testsuite/Makefile.in: Rebuild.
8401 * testsuite/Makefile.
8403 2008-04-11 Ian Lance Taylor <iant@google.com>
8405 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8407 * testsuite/Makefile.in: Rebuild.
8409 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8411 * testsuite/script_test_2.cc (main): Adjust test.
8413 2008-04-11 David S. Miller <davem@davemloft.net>
8414 Ian Lance Taylor <iant@google.com>
8416 * options.h (General_options): Add entries for '-Y' and
8418 * options.cc (General_options:finalize): If -Y was used, add those
8419 entries to the library path instead of the default "/lib" and
8422 2008-04-11 David S. Miller <davem@davemloft.net>
8424 * testsuite/justsyms.t: Start at 0x100.
8425 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8426 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8428 * testsuite/script_test_2.cc: Adjust string and section length
8431 2008-04-09 Ian Lance Taylor <iant@google.com>
8434 * script-sections.cc (Sections_element::allocate_to_segment): Add
8436 (Output_section_definition::allocate_to_segment): Likewise.
8437 (Orphan_output_section::allocate_to_segment): Likewise.
8438 (Script_sections::attach_sections_using_phdrs_clause): Don't
8439 propagate non-PT_LOAD segments to orphan sections.
8440 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8441 readelf rather than objdump.
8442 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8443 .interp section and PT_INTERP segment are the same size.
8444 * testsuite/Makefile.in: Rebuild.
8446 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8447 aliases for symbols defined in the same object.
8448 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8449 (weak_alias_test_SOURCES): New variable.
8450 (weak_alias_test_DEPENDENCIES): New variable.
8451 (weak_alias_test_LDFLAGS): New variable.
8452 (weak_alias_test_LDADD): New variable.
8453 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8454 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8455 (weak_alias_test_3.o): New target.
8456 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8457 * testsuite/weak_alias_test_main.cc: New file.
8458 * testsuite/weak_alias_test_1.cc: New file.
8459 * testsuite/weak_alias_test_2.cc: New file.
8460 * testsuite/weak_alias_test_3.cc: New file.
8462 2008-04-08 Ian Lance Taylor <iant@google.com>
8464 * options.h (class General_options): Add --noinhibit-exec option.
8465 * main.cc (main): Check --noinhibit-exec.
8467 * options.h (class General_options): Define --wrap as a special
8468 option. Add wrap_symbols_ field.
8469 (General_options::any_wrap_symbols): New function.
8470 (General_options::is_wrap_symbol): New function.
8471 * options.cc (General_options::parse_wrap): New function.
8472 (General_options::General_options): Initialize wrap_symbols_.
8473 * symtab.cc (Symbol_table::wrap_symbol): New function.
8474 (Symbol_table::add_from_object): Handle --wrap.
8475 * symtab.h (class Symbol_table): Declare wrap_symbol.
8476 * target.h (Target::wrap_char): New function.
8477 (Target::Target_info): Add wrap_char field.
8478 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8479 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8480 * testsuite/testfile.cc (Target_test::test_target_info):
8483 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8486 * layout.h (class Layout): Add added_eh_frame_data_ field.
8487 * layout.cc (Layout::Layout): Initialize new field.
8488 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8489 output section until we find a section we merged successfully.
8490 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8491 that the size be non-zero.
8493 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8496 2008-04-08 Craig Silverstein <csilvers@google.com>
8498 * configure.ac: Export new conditional variable HAVE_ZLIB.
8499 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8501 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8502 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8504 2008-04-07 Ian Lance Taylor <iant@google.com>
8506 * version.cc (version_string): Set to "1.5".
8508 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8509 Add issued_non_pic_error_ field. Declare check_non_pic.
8510 (Target_x86_64::Scan::check_non_pic): New function.
8511 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8512 (Target_x86_64::Scan::global): Likewise.
8514 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8515 addend parameter. Change caller. Handle merge sections.
8516 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8517 Address to Addend. Don't add in the result of
8518 local_section_offset, pass down the addend and use the returned
8520 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8521 Update declarations of local_section_offset and symbol_value.
8522 * testsuite/two_file_test_1.cc (t18): New function.
8523 * testsuite/two_file_test_2.cc (f18): New function.
8524 * testsuite/two_file_test_main.cc (main): Call t18.
8525 * testsuite/two_file_test.h (t18, f18): Declare.
8527 * configure.ac: Don't test for objdump, c++filt, or readelf.
8528 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8530 (TEST_READELF): New variable.
8531 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8532 (check_PROGRAMS): Add two_file_strip_test.
8533 (two_file_strip_test): New target.
8534 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8535 (two_file_same_shared_strip_test_SOURCES): New variable.
8536 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8537 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8538 (two_file_same_shared_strip_test_LDADD): New variable.
8539 (two_file_shared_strip.so): New target.
8540 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8541 (ver_test_5.syms, ver_test_7.syms): Likewise.
8542 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8543 (strip_test_3.stdout): Use TEST_OBJDUMP.
8544 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8546 2008-04-04 Cary Coutant <ccoutant@google.com>
8548 * symtab.h (Symbol::is_weak_undefined): New function.
8549 (Symbol::is_strong_undefined): New function.
8550 (Symbol::is_absolute): New function.
8551 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8552 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8554 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8555 (weak_undef_test): New target.
8556 * testsuite/Makefile.in: Rebuild.
8557 * testsuite/weak_undef_file1.cc: New file.
8558 * testsuite/weak_undef_file2.cc: New file.
8559 * testsuite/weak_undef_test.cc: New file.
8561 2008-04-03 Craig Silverstein <csilvers@google.com>
8563 * compressed_output.h (class Output_compressed_section): Use
8565 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8567 (zlib_compressed_suffix): Removed.
8568 (Output_compressed_section::set_final_data_size): Use unsigned
8570 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8571 Fix linker invocation.
8572 (flagstest_o_specialfile_and_compress_debug_sections):
8574 * testsuite/Makefile.in: Regenerated.
8576 2008-04-02 David S. Miller <davem@davemloft.net>
8578 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8579 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8581 2008-04-02 Craig Silverstein <csilvers@google.com>
8585 2008-04-02 Ian Lance Taylor <iant@google.com>
8587 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8588 parameters. Update for new key type to views_. Change all
8590 (File_read::read): Adjust for byteshift in returned view.
8591 (File_read::add_view): New function, broken out of
8593 (File_read::make_view): New function, broken out of
8595 (File_read::find_or_make_view): Add offset and aligned
8596 parameters. Rewrite accordingly. Change all callers.
8597 (File_read::get_view): Add offset and aligned parameters. Adjust
8598 for byteshift in return value.
8599 (File_read::get_lasting_view): Likewise.
8600 * fileread.h (class File_read): Update declarations.
8601 (class File_read::View): Add byteshift_ field. Add byteshift to
8602 constructor. Add byteshift method.
8603 * archive.h (Archive::clear_uncached_views): New function.
8604 (Archive::get_view): Add aligned parameter. Change all callers.
8605 * object.h (Object::get_view): Add aligned parameter. Change all
8607 (Object::get_lasting_view): Likewise.
8609 * fileread.cc (File_read::release): Don't call clear_views if
8610 there are multiple objects.
8611 * fileread.h (File_read::clear_uncached_views): New function.
8612 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8615 2008-03-31 Cary Coutant <ccoutant@google.com>
8617 Add thin archive support.
8618 * archive.cc (Archive::armagt): New const.
8619 (Archive::setup): Remove task parameter and calls to unlock.
8620 (Archive::unlock_nested_archives): New function.
8621 (Archive::read_header): Add nested_off parameter. Change
8623 (Archive::interpret_header): Likewise.
8624 (Archive::include_all_members): Change to handle thin
8626 (Archive::include_member): Likewise.
8627 * archive.h (Archive::Archive): Add new parameters and
8629 (Archive::armagt): New const.
8630 (Archive::setup): Remove task parameter.
8631 (Archive::unlock_nested_archives): New function.
8632 (Archive::read_header): Add nested_off parameter.
8633 (Archive::interpret_header): Likewise.
8634 (Archive::Nested_archive_table): New typedef.
8635 (Archive::is_thin_archive_): New field.
8636 (Archive::nested_archives_): New field.
8637 (Archive::options_): New field.
8638 (Archive::dirpath_): New field.
8639 (Archive::task_): New field.
8640 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8641 for thin archives. Pass additional parameters to
8642 Archive::Archive. Unlock the archive file after calling
8645 2008-03-29 Ian Lance Taylor <iant@google.com>
8647 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8648 version symbol to be local.
8649 * testsuite/ver_test_4.sh: New file.
8650 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8651 (check_DATA): Add ver_test_4.syms.
8652 (ver_test_4.syms): New target.
8653 * testsuite/Makefile.in: Rebuild.
8656 (Output_section::Input_section_sort_entry::has_priority): New
8658 (Output_section::Input_section_sort_entry::match_file_name): New
8660 (Output_section::Input_section_sort_entry::match_section_name):
8662 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8664 (Output_section::Input_section_sort_entry::match_section_file):
8666 (Output_section::Input_section_sort_compare::operator()): Rewrite
8667 using new Input_section_sort_entry functions. Sort crtbegin and
8668 crtend first. Sort sections with no priority before sections with
8670 * testsuite/initpri1.c (d3): Check j != 4.
8671 (cd5): New constructor/destructor function.
8672 (main): Check j != 2.
8674 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8675 new symbol when resolving, don't call set_is_default.
8676 * testsuite/ver_test_7.cc: New file.
8677 * testsuite/ver_test_7.sh: New file.
8678 * testsuite/Makefile.am (ver_test_7.so): New target.
8679 (ver_test_7.o): New target.
8680 (check_SCRIPTS): Add ver_test_7.sh.
8681 (check_DATA): Add ver_test_7.syms.
8682 (ver_test_7.syms): New target.
8684 2008-03-28 Ian Lance Taylor <iant@google.com>
8686 * layout.cc (Layout::layout): If we see an input section with a
8687 name that needs sorting, set the must_sort flag for the output
8689 (Layout::make_output_section): If the name of the output section
8690 indicates that it might require sorting, set the may_sort flag.
8691 * output.h (Output_section::may_sort_attached_input_sections): New
8693 (Output_section::set_may_sort_attached_input_sections): New
8695 (Output_section::must_sort_attached_input_sections): New
8697 (Output_section::set_must_sort_attached_input_sections): New
8699 (class Output_section): Declare Input_section_sort_entry. Define
8700 Input_section_sort_compare. Declare
8701 sort_attached_input_sections. Add new fields:
8702 may_sort_attached_input_sections_,
8703 must_sort_attached_input_sections_,
8704 attached_input_sections_are_sorted_.
8705 * output.cc (Output_section::Output_section): Initialize new
8707 (Output_section::add_input_section): Add an entry to
8708 input_sections_ if may_sort or must_sort are true.
8709 (Output_section::set_final_data_size): Call
8710 sort_attached_input_sections if necessary.
8711 (Output_section::Input_section_sort_entry): Define new class.
8712 (Output_section::Input_section_sort_compare::operator()): New
8714 (Output_section::sort_attached_input_sections): New function.
8715 * configure.ac: Check whether the compiler supports constructor
8716 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8717 * testsuite/initpri1.c: New file.
8718 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8719 CONSTRUCTOR_PRIORITY.
8720 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8721 (initpri1_LDFLAGS): New variable.
8722 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8724 2008-03-27 Ian Lance Taylor <iant@google.com>
8726 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8727 * testsuite/common_test_1.c: New file.
8728 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8729 (common_test_1_SOURCES): New variable.
8730 (common_test_1_DEPENDENCIES): New variable.
8731 (common_test_1_LDFLAGS): New variable.
8733 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8734 and commons_ correctly when NAME/VERSION does not override
8736 * testsuite/ver_test_6.c: New file.
8737 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8738 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8739 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8741 2008-03-26 Ian Lance Taylor <iant@google.com>
8743 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8744 of an undefined symbol from a version script.
8745 * testsuite/Makefile.am (ver_test_5.so): New target.
8746 (ver_test_5.o): New target.
8747 (check_SCRIPTS): Add ver_test_5.sh.
8748 (check_DATA): Add ver_test_5.syms.
8749 (ver_test_5.syms): New target.
8750 * testsuite/ver_test_5.cc: New file.
8751 * testsuite/ver_test_5.script: New file.
8752 * testsuite/ver_test_5.sh: New file.
8753 * Makefile.in, testsuite/Makefile.in: Rebuild.
8756 Fix problems building gold with gcc 4.3.0.
8757 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8758 (gold_error_at_location, gold_warning_at_location): Use it.
8759 * configure.ac: Check whether we can compile and use a template
8760 function with a printf attribute.
8761 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8762 when jumping over bytes.
8763 * object.cc: Instantiate Object::read_section_data.
8764 * debug.h: Include <cstring>
8765 * dwarf_reader.cc: Include <algorithm>
8766 * main.cc: Include <cstring>.
8767 * options.cc: Include <cstring>.
8768 * output.cc: Include <cstring>.
8769 * script.cc: Include <cstring>.
8770 * script.h: Include <string>.
8771 * symtab.cc: Include <cstring> and <algorithm>.
8772 * target-select.cc: Include <cstring>.
8773 * version.cc: Include <string>.
8774 * testsuite/testmain.cc: Include <cstdlib>.
8775 * configure, config.in: Rebuild.
8777 2008-03-25 Ian Lance Taylor <iant@google.com>
8779 * options.cc: Include "../bfd/bfdver.h".
8780 (options::help): Print bug reporting address.
8782 * version.cc (print_version): Adjust output for current value of
8787 * options.cc (options::help): Print list of supported targets.
8788 * target-select.h: Include <vector>.
8789 (class Target_selector): Make machine_, size_, and is_big_endian_
8790 fields const. Add bfd_name_ and instantiated_target_ fields.
8791 (Target_selector::Target_selector): Add bfd_name parameter.
8792 (Target_selector::recognize): Make non-virtual, call
8794 (Target_selector::recognize_by_name): Make non-virtual, call
8795 do_recognize_by_name.
8796 (Target_selector::supported_names): New function.
8797 (Target_selector::bfd_name): New function.
8798 (Target_selector::do_instantiate_target): New pure virtual
8800 (Target_selector::do_recognize): New virtual function.
8801 (Target_selector::do_recognize_by_name): New virtual function.
8802 (Target_selector::instantiate_target): New private function.
8803 (supported_target_names): Declare.
8804 * target-select.cc (Target_selector::Target_selector): Update for
8805 new parameter and fields.
8806 (select_target_by_name): Check that the name matches before
8807 calling recognize_by_name.
8808 (supported_target_names): New function.
8809 * i386.cc (class Target_selector_i386): Update Target_selector
8810 constructor call. Remove recognize and recognize_by_name. Add
8811 do_instantiate_target.
8812 * x86_64.cc (class Target_selector_x86_64): Likewise.
8813 * testsuite/testfile.cc (class Target_selector_test): Update for
8814 changes to Target_selector.
8816 * README: Rewrite, with some notes on unsupported features.
8818 2008-03-24 Cary Coutant <ccoutant@google.com>
8820 * i386.cc (Target_i386::Got_type): New enum declaration.
8821 (Target_i386::Scan::local): Updated callers of Output_data_got
8823 (Target_i386::Scan::global): Likewise.
8824 (Target_i386::Relocate::relocate): Likewise.
8825 (Target_i386::Relocate::relocate_tls): Likewise.
8826 * object.h (Got_offset_list): New class.
8827 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8828 (Sized_relobj::local_got_offset): Likewise.
8829 (Sized_relobj::set_local_got_offset): Likewise.
8830 (Sized_relobj::local_has_tls_got_offset): Removed.
8831 (Sized_relobj::local_tls_got_offset): Removed.
8832 (Sized_relobj::set_local_tls_got_offset): Removed.
8833 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8834 * output.cc (Output_data_got::add_global): Added got_type parameter.
8835 (Output_data_got::add_global_with_rel): Likewise.
8836 (Output_data_got::add_global_with_rela): Likewise.
8837 (Output_data_got::add_global_pair_with_rel): New function.
8838 (Output_data_got::add_global_pair_with_rela): New function.
8839 (Output_data_got::add_local): Added got_type parameter.
8840 (Output_data_got::add_local_with_rel): Likewise.
8841 (Output_data_got::add_local_with_rela): Likewise.
8842 (Output_data_got::add_local_pair_with_rel): New function.
8843 (Output_data_got::add_local_pair_with_rela): New function.
8844 (Output_data_got::add_global_tls): Removed.
8845 (Output_data_got::add_global_tls_with_rel): Removed.
8846 (Output_data_got::add_global_tls_with_rela): Removed.
8847 (Output_data_got::add_local_tls): Removed.
8848 (Output_data_got::add_local_tls_with_rel): Removed.
8849 (Output_data_got::add_local_tls_with_rela): Removed.
8850 * output.h (Output_data_got::add_global): Added got_type parameter.
8851 (Output_data_got::add_global_with_rel): Likewise.
8852 (Output_data_got::add_global_with_rela): Likewise.
8853 (Output_data_got::add_global_pair_with_rel): New function.
8854 (Output_data_got::add_global_pair_with_rela): New function.
8855 (Output_data_got::add_local): Added got_type parameter.
8856 (Output_data_got::add_local_with_rel): Likewise.
8857 (Output_data_got::add_local_with_rela): Likewise.
8858 (Output_data_got::add_local_pair_with_rel): New function.
8859 (Output_data_got::add_local_pair_with_rela): New function.
8860 (Output_data_got::add_global_tls): Removed.
8861 (Output_data_got::add_global_tls_with_rel): Removed.
8862 (Output_data_got::add_global_tls_with_rela): Removed.
8863 (Output_data_got::add_local_tls): Removed.
8864 (Output_data_got::add_local_tls_with_rel): Removed.
8865 (Output_data_got::add_local_tls_with_rela): Removed.
8866 * resolve.cc (Symbol::override_base_with_special): Removed
8867 reference to has_got_offset_ field.
8868 * symtab.cc (Symbol::init_fields): Replaced initialization
8869 of got_offset_ with got_offsets_. Removed initialization
8871 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8872 (Symbol::got_offset): Likewise.
8873 (Symbol::set_got_offset): Likewise.
8874 (Symbol::has_tls_got_offset): Removed.
8875 (Symbol::tls_got_offset): Removed.
8876 (Symbol::set_tls_got_offset): Removed.
8877 (Symbol::got_offset_): Removed.
8878 (Symbol::tls_mod_got_offset_): Removed.
8879 (Symbol::tls_pair_got_offset_): Removed.
8880 (Symbol::got_offsets_): New field.
8881 (Symbol::has_got_offset): Removed.
8882 (Symbol::has_tls_mod_got_offset): Removed.
8883 (Symbol::has_tls_pair_got_offset): Removed.
8884 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8885 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8887 (Target_x86_64::Scan::global): Likewise.
8888 (Target_x86_64::Relocate::relocate): Likewise.
8889 (Target_x86_64::Relocate::relocate_tls): Likewise.
8891 2008-03-25 Ben Elliston <bje@au.ibm.com>
8893 * yyscript.y: Fix spelling error in comment.
8895 2008-03-24 Ian Lance Taylor <iant@google.com>
8897 * options.h (class General_options): Define build_id option.
8898 * layout.h (class Layout): Declare write_build_id, create_note,
8899 create_build_id. Add build_id_note_ member.
8900 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8901 "libiberty.h", "md5.h", "sha1.h".
8902 (Layout::Layout): Initialize eh_frame_data_,
8903 eh_frame_hdr_section_, and build_id_note_.
8904 (Layout::finalize): Call create_build_id.
8905 (Layout::create_note): New function, broken out of
8906 Layout::create_gold_note.
8907 (Layout::create_gold_note): Call create_note.
8908 (Layout::create_build_id): New function.
8909 (Layout::write_build_id): New function.
8910 (Close_task_runner::run): Call write_build_id.
8912 * x86_64.cc: Correct license to GPLv3.
8914 2008-03-23 Ian Lance Taylor <iant@google.com>
8916 * options.cc: Include "demangle.h".
8917 (parse_optional_string): New function.
8918 (parse_long_option): Handle takes_optional_argument.
8919 (parse_short_option): Update dash_z initializer. Handle
8920 takes_optional_argument.
8921 (General_options::General_options): Initialize do_demangle_.
8922 (General_options::finalize): Set do_demangle_. Handle demangling
8924 * options.h (parse_optional_string): Declare.
8925 (struct One_option): Add optional_arg field. Update constructor.
8926 Update call constructor calls. Add takes_optional_argument
8928 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8929 (DEFINE_optional_string): Define.
8930 (General_options::demangle): Change from DEFINE_bool to
8931 DEFINE_optional_string.
8932 (General_options::no_demangle): New function.
8933 (General_options::do_demangle): New function.
8934 (General_options::set_do_demangle): New function.
8935 (General_options::execstack_status_): Move definition to end of
8937 (General_options::static_): Likewise.
8938 (General_options::do_demangle_): New field.
8939 * object.cc (big_endian>::get_symbol_location_info): Call
8940 Options::do_demangle, not Options::demangle.
8941 * symtab.cc (demangle): Likewise.
8943 2008-03-22 Ian Lance Taylor <iant@google.com>
8945 * gold.h: Include <cstddef> and <sys/types.h>
8946 * options.h: Include <cstring>.
8948 2008-03-21 Ian Lance Taylor <iant@google.com>
8950 * Added source code to GNU binutils.