1 2010-08-27 Ian Lance Taylor <iant@google.com>
3 * testsuite/start_lib_test_3.c: Mark t3 as used.
5 2010-08-27 Nick Clifton <nickc@redhat.com>
7 * options.cc (version_script): Fix small typo in previous
10 2010-08-25 Nick Clifton <nickc@redhat.com>
12 * archive.cc: Formatting fixes: Remove whitespace between
13 typename and following asterisk. Remove whitespace between
14 function name and opening parenthesis.
15 * archive.h: Likewise.
17 * attributes.cc: Likewise.
18 * attributes.h: Likewise.
19 * common.cc: Likewise.
20 * copy-relocs.cc: Likewise.
21 * dirsearch.h: Likewise.
22 * dynobj.cc: Likewise.
23 * ehframe.cc: Likewise.
24 * ehframe.h: Likewise.
25 * expression.cc: Likewise.
26 * fileread.cc: Likewise.
27 * fileread.h: Likewise.
29 * gold-threads.cc: Likewise.
33 * incremental-dump.cc: Likewise.
34 * incremental.cc: Likewise.
35 * layout.cc: Likewise.
40 * object.cc: Likewise.
42 * options.cc: Likewise.
43 * options.h: Likewise.
44 * output.cc: Likewise.
46 * plugin.cc: Likewise.
48 * powerpc.cc: Likewise.
50 * script-c.h: Likewise.
51 * script-sections.cc: Likewise.
52 * script.cc: Likewise.
53 * stringpool.cc: Likewise.
54 * symtab.cc: Likewise.
56 * target.cc: Likewise.
59 * version.cc: Likewise.
60 * x86_64.cc: Likewise.
62 2010-08-24 Nick Clifton <nickc@redhat.com>
65 * layout.cc (segment_precedes): Sort segments by their physical
66 addresses, if they have been set.
68 2010-08-23 Cary Coutant <ccoutant@google.com>
70 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
72 (Lib_group::include_member): Unlock object after deleting its
74 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
77 2010-08-19 Neil Vachharajani <nvachhar@google.com>
78 Cary Coutant <ccoutant@google.com>
80 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
81 constructor, and set_blocker.
82 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
84 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
85 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
86 * testsuite/Makefile.am (start_lib_test): New test case.
87 * testsuite/Makefile.in: Regenerate.
88 * testsuite/start_lib_test_main.c: New file.
89 * testsuite/start_lib_test_1.c: New file.
90 * testsuite/start_lib_test_2.c: New file.
91 * testsuite/start_lib_test_3.c: New file.
93 2010-08-19 Ian Lance Taylor <iant@google.com>
95 * Makefile.in: Rebuild with automake 1.11.1.
96 * aclocal.m4: Likewise.
97 * testsuite/Makefile.in: Likewise.
99 2010-08-19 Ian Lance Taylor <iant@google.com>
102 * i386.cc (class Output_data_plt_i386): Update declarations.
103 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
104 local_ifuncs_ fields.
105 (Target_i386::do_plt_section_for_global): New function.
106 (Target_i386::do_plt_section_for_local): New function.
107 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
108 parameter; change all callers. Initialize global_ifuncs_ and
109 local_ifuncs_. If doing a static link define __rel_iplt_start and
111 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
112 (Output_data_plt_i386::add_local_ifunc_entry): New function.
113 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
115 (Target_i386::make_plt_section): New function, broken out of
116 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
117 (Target_i386::make_plt_entry): Call make_plt_section.
118 (Target_i386::make_local_ifunc_plt_entry): New function.
119 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
120 (Target_i386::Scan::local): Handle IFUNC symbols. Add
121 R_386_IRELATIVE to switch.
122 (Target_i386::Scan::global): Likewise.
123 (Target_i386::Relocate::relocate): Likewise.
124 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
126 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
127 (Target_x86_64::do_plt_section_for_global): New function.
128 (Target_x86_64::do_plt_section_for_local): New function.
129 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
130 parameter; change all callers. If doing a static link define
131 __rela_iplt_start and __rela_iplt_end.
132 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
133 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
134 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
136 (Target_x86_64::make_local_ifunc_plt_entry): New function.
137 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
139 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
140 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
141 R_X86_64_IRELATIVE to switch.
142 (Target_x86_64::Scan::global): Likewise.
143 (Target_x86_64::Relocate::relocate): Likewise.
144 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
146 * target.h (class Target): Add plt_section_for_global and
147 plt_section_for_local functions. Add do_plt_section_for_global
148 and do_plt_section_for_local virtual functions.
149 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
151 (Symbol::use_plt_offset): Handle IFUNC symbol.
152 * object.cc (Sized_relobj::Sized_relobj): Initialize
154 (Sized_relobj::local_has_plt_offset): New function.
155 (Sized_relobj::local_plt_offset): New function.
156 (Sized_relobj::set_local_plt_offset): New function.
157 (Sized_relobj::do_count): Handle IFUNC symbol.
158 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
159 a bit away from input_shndx_ field. Add set_is_func_symbol and
160 is_ifunc_symbol functions.
161 (class Sized_relobj): Update declarations. Remove Tls_got_entry
162 and Local_tls_got_offsets. Define Local_plt_offsets. Add
163 local_plt_offsets_ field.
164 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
165 * output.h (class Output_section_data): Add non-const
166 output_section function.
167 (class Output_data_got): Update declarations.
168 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
169 Add use_plt_offset parameter to global and local constructors.
170 Change all callers. Change local_sym_index_ field to 31 bits.
171 Change GSYM_CODE and CONSTANT_CODE accordingly.
172 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
173 doing a static link don't set sh_link field.
174 (Output_data_got::Got_entry::write): Use PLT offset if
176 (Output_data_got::add_global_plt): New function.
177 (Output_data_got::add_local_plt): New function.
178 * target-reloc.h (relocate_section): Handle IFUNC symbol.
179 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
180 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
181 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
182 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
184 * testsuite/ifunc-sel.h: New file.
185 * testsuite/ifuncmain1.c: New file.
186 * testsuite/ifuncmain1vis.c: New file.
187 * testsuite/ifuncmod1.c: New file.
188 * testsuite/ifuncdep2.c: New file.
189 * testsuite/ifuncmain2.c: New file.
190 * testsuite/ifuncmain3.c: New file.
191 * testsuite/ifuncmod3.c: New file.
192 * testsuite/ifuncmain4.c: New file.
193 * testsuite/ifuncmain5.c: New file.
194 * testsuite/ifuncmod5.c: New file.
195 * testsuite/ifuncmain6pie.c: New file.
196 * testsuite/ifuncmod6.c: New file.
197 * testsuite/ifuncmain7.c: New file.
198 * configure, testsuite/Makefile.in: Rebuild.
200 2010-08-18 Ian Lance Taylor <iant@google.com>
203 (Output_section_incremental_inputs::write_input_files): Add cast
204 to avoid signed/unsigned comparison warning.
205 (Output_section_incremental_inputs::write_info_blocks): Likewise.
207 2010-08-12 Cary Coutant <ccoutant@google.com>
209 * common.cc (Sort_commons::operator()): Remove unnecessary code.
211 2010-08-13 Ian Lance Taylor <iant@google.com>
213 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
215 2010-08-12 Cary Coutant <ccoutant@google.com>
216 Doug Kwan <dougkwan@google.com>
218 * resolve.cc (Symbol_table::should_override): When a weak dynamic
219 defintion overrides non-weak undef, remember that the original undef
221 * symtab.cc (Symbol_table::sized_write_global): For undef without
222 an original weak binding, set binding to global in output.
223 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
224 * testsuite/Makefile.in: Regenerate.
225 * testsuite/strong_ref_weak_def.sh: New file.
226 * testsuite/strong_ref_weak_def_1.c: Ditto.
227 * testsuite/strong_ref_weak_def_2.c: Ditto.
229 2010-08-12 Cary Coutant <ccoutant@google.com>
231 * testsuite/incremental_test.sh: Rewrite.
232 * testsuite/incremental_test_1.c: Rewrite.
233 * testsuite/incremental_test_2.c: Rewrite.
235 2010-08-12 Cary Coutant <ccoutant@google.com>
237 * arm.cc (Target_arm::got_size): Add const.
238 (Target_arm::got_entry_count): New function.
239 (Target_arm::plt_entry_count): New function.
240 (Target_arm::first_plt_entry_offset): New function.
241 (Target_arm::plt_entry_size): New function.
242 (Output_data_plt_arm::entry_count): New function.
243 (Output_data_plt_arm::first_plt_entry_offset): New function.
244 (Output_data_plt_arm::get_plt_entry_size): New function.
245 * i386.cc (Target_i386::got_size): Add const.
246 (Target_i386::got_entry_count): New function.
247 (Target_i386::plt_entry_count): New function.
248 (Target_i386::first_plt_entry_offset): New function.
249 (Target_i386::plt_entry_size): New function.
250 (Output_data_plt_i386::entry_count): New function.
251 (Output_data_plt_i386::first_plt_entry_offset): New function.
252 (Output_data_plt_i386::get_plt_entry_size): New function.
253 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
254 find_incremental_inputs_sections. Dump incremental_got_plt section.
255 * incremental.cc: Include target.h.
256 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
257 parameter. Adjust all callers. Find incremental_got_plt section.
258 (Incremental_inputs::create_data_sections): Create incremental_got_plt
260 (Output_section_incremental_inputs::set_final_data_size): Calculate
261 size of incremental_got_plt section.
262 (Output_section_incremental_inputs::do_write): Write the
263 incremental_got_plt section.
264 (Got_plt_view_info): New struct.
265 (Local_got_offset_visitor): New class.
266 (Global_got_offset_visitor): New class.
267 (Global_symbol_visitor_got_plt): New class.
268 (Output_section_incremental_inputs::write_got_plt): New function.
269 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
270 Add parameter. Adjust all callers.
271 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
272 (Incremental_inputs::got_plt_section): New function.
273 (Incremental_inputs::got_plt_section_): New data member.
274 (Incremental_got_plt_reader): New class.
275 * layout.cc (Layout::create_incremental_info_sections): Add the
276 incremental_got_plt section.
277 * object.h (Got_offset_list::get_list): New function.
278 (Got offset_list::for_all_got_offsets): New function.
279 (Sized_relobj::local_got_offset_list): New function.
280 * powerpc.cc (Target_powerpc::got_size): Add const.
281 (Target_powerpc::got_entry_count): New function.
282 (Target_powerpc::plt_entry_count): New function.
283 (Target_powerpc::first_plt_entry_offset): New function.
284 (Target_powerpc::plt_entry_size): New function.
285 (Output_data_plt_powerpc::entry_count): New function.
286 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
287 (Output_data_plt_powerpc::get_plt_entry_size): New function.
288 * sparc.cc (Target_sparc::got_size): Add const.
289 (Target_sparc::got_entry_count): New function.
290 (Target_sparc::plt_entry_count): New function.
291 (Target_sparc::first_plt_entry_offset): New function.
292 (Target_sparc::plt_entry_size): New function.
293 (Output_data_plt_sparc::entry_count): New function.
294 (Output_data_plt_sparc::first_plt_entry_offset): New function.
295 (Output_data_plt_sparc::get_plt_entry_size): New function.
296 * symtab.h (Symbol::got_offset_list): New function.
297 (Symbol_table::for_all_symbols): New function.
298 * target.h (Sized_target::got_entry_count): New function.
299 (Sized_target::plt_entry_count): New function.
300 (Sized_target::plt_entry_size): New function.
301 * x86_64.cc (Target_x86_64::got_size): Add const.
302 (Target_x86_64::got_entry_count): New function.
303 (Target_x86_64::plt_entry_count): New function.
304 (Target_x86_64::first_plt_entry_offset): New function.
305 (Target_x86_64::plt_entry_size): New function.
306 (Output_data_plt_x86_64::entry_count): New function.
307 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
308 (Output_data_plt_x86_64::get_plt_entry_size): New function.
310 2010-08-12 Cary Coutant <ccoutant@google.com>
312 * archive.cc: Include incremental.h.
313 (Archive::Archive): Initialize incremental_info_.
314 (Archive::include_member): Record archive members in incremental info.
315 (Add_archive_symbols::run): Record begin and end of an archive in
317 (Lib_group::include_member): Record objects in incremental info.
318 * archive.h (Incremental_archive_entry): Forward declaration.
319 (Archive::set_incremental_info): New member function.
320 (Archive::incremental_info): New member function.
321 (Archive::Unused_symbol_iterator): New class.
322 (Archive::unused_symbols_begin): New member function.
323 (Archive::unused_symbols_end): New member function.
324 (Archive::incremental_info_): New data member.
325 * incremental-dump.cc (find_input_containing_global): New function.
326 (dump_incremental_inputs): Dump new incremental info sections.
327 * incremental.cc: Include symtab.h.
328 (Output_section_incremental_inputs): New class.
329 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
330 new incremental info sections.
331 (Sized_incremental_binary::do_check_inputs): Likewise.
332 (Incremental_inputs::report_archive): Remove.
333 (Incremental_inputs::report_archive_begin): New function.
334 (Incremental_inputs::report_archive_end): New function.
335 (Incremental_inputs::report_object): New function.
336 (Incremental_inputs::finalize_inputs): Remove.
337 (Incremental_inputs::report_input_section): New function.
338 (Incremental_inputs::report_script): Rewrite.
339 (Incremental_inputs::finalize): Do nothing but finalize string table.
340 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
341 (Incremental_inputs::sized_create_inputs_section_data): Remove.
342 (Incremental_inputs::create_data_sections): New function.
343 (Incremental_inputs::relocs_entsize): New function.
344 (Output_section_incremental_inputs::set_final_data_size): New function.
345 (Output_section_incremental_inputs::do_write): New function.
346 (Output_section_incremental_inputs::write_header): New function.
347 (Output_section_incremental_inputs::write_input_files): New function.
348 (Output_section_incremental_inputs::write_info_blocks): New function.
349 (Output_section_incremental_inputs::write_symtab): New function.
350 * incremental.h (Incremental_script_entry): Forward declaration.
351 (Incremental_object_entry): Forward declaration.
352 (Incremental_archive_entry): Forward declaration.
353 (Incremental_inputs): Forward declaration.
354 (Incremental_inputs_header_data): Remove.
355 (Incremental_inputs_header): Remove.
356 (Incremental_inputs_header_write): Remove.
357 (Incremental_inputs_entry_data): Remove.
358 (Incremental_inputs_entry): Remove.
359 (Incremental_inputs_entry_write): Remove.
360 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
361 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
362 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
363 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
365 (Incremental_input_entry): New class.
366 (Incremental_script_entry): New class.
367 (Incremental_object_entry): New class.
368 (Incremental_archive_entry): New class.
369 (Incremental_inputs::Incremental_inputs): Initialize new data members.
370 (Incremental_inputs::report_inputs): Remove.
371 (Incremental_inputs::report_archive): Remove.
372 (Incremental_inputs::report_archive_begin): New function.
373 (Incremental_inputs::report_archive_end): New function.
374 (Incremental_inputs::report_object): Change prototype.
375 (Incremental_inputs::report_input_section): New function.
376 (Incremental_inputs::report_script): Change prototype.
377 (Incremental_inputs::get_reloc_count): New function.
378 (Incremental_inputs::set_reloc_count): New function.
379 (Incremental_inputs::create_data_sections): New function.
380 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
381 (Incremental_inputs::inputs_section): New function.
382 (Incremental_inputs::symtab_section): New function.
383 (Incremental_inputs::relocs_section): New function.
384 (Incremental_inputs::get_stringpool): Add const.
385 (Incremental_inputs::command_line): Add const.
386 (Incremental_inputs::inputs): Remove.
387 (Incremental_inputs::command_line_key): New function.
388 (Incremental_inputs::input_file_count): New function.
389 (Incremental_inputs::input_files): New function.
390 (Incremental_inputs::relocs_entsize): New function.
391 (Incremental_inputs::sized_create_inputs_section_data): Remove.
392 (Incremental_inputs::finalize_inputs): Remove.
393 (Incremental_inputs::Input_info): Remove.
394 (Incremental_inputs::lock_): Remove.
395 (Incremental_inputs::inputs_): Change type.
396 (Incremental_inputs::inputs_map_): Remove.
397 (Incremental_inputs::current_object_entry_): New data member.
398 (Incremental_inputs::inputs_section_): New data member.
399 (Incremental_inputs::symtab_section_): New data member.
400 (Incremental_inputs::relocs_section_): New data member.
401 (Incremental_inputs::reloc_count_): New data member.
402 (Incremental_inputs_reader): New class.
403 (Incremental_symtab_reader): New class.
404 (Incremental_relocs_reader): New class.
405 * layout.cc (Layout::finalize): Move finalization of incremental info
406 and creation of incremental info sections to follow finalization of
407 symbol table. Set offsets for postprocessing sections.
408 (Layout::create_incremental_info_sections): Call
409 Incremental_inputs::create_data_sections. Add incremental symtab
410 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
411 sections to layout after input sections.
412 * layout.h (struct Timespec): Forward declaration.
413 (Layout::incremental_inputs): Add const.
414 (Layout::create_incremental_info_sections): Add parameter.
415 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
416 * object.cc: Include incremental.h.
417 (Relobj::finalize_incremental_relocs): New function.
418 (Sized_relobj::do_layout): Record input sections in incremental info.
419 * object.h (Object::output_section): New function.
420 (Object::output_section_offset): Moved from Relobj.
421 (Object::get_incremental_reloc_base): New function.
422 (Object::get_incremental_reloc_count): New function.
423 (Object::do_output_section): New function.
424 (Object::do_output_section_offset): Moved from Relobj.
425 (Object::do_get_incremental_reloc_base): New function.
426 (Object::do_get_incremental_reloc_count): New function.
427 (Object::Object): Initialize new data members.
428 (Relobj::output_section): Renamed do_output_section and moved to
430 (Relobj::output_section_offset): Moved to Object.
431 (Relobj::do_get_incremental_reloc_base): New function.
432 (Relobj::do_get_incremental_reloc_count): New function.
433 (Relobj::allocate_incremental_reloc_counts): New function.
434 (Relobj::count_incremental_reloc): New function.
435 (Relobj::finalize_incremental_relocs): New function.
436 (Relobj::next_incremental_reloc_index): New function.
437 (Relobj::reloc_counts_): New data member.
438 (Relobj::reloc_bases_): New data member.
439 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
440 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
441 (Sized_relobj::incremental_relocs_scan): New function.
442 (Sized_relobj::incremental_relocs_scan_reltype): New function.
443 (Sized_relobj::incremental_relocs_write): New function.
444 (Sized_relobj::incremental_relocs_write_reltype): New function.
445 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
447 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
448 archives and object files elsewhere.
449 (Add_symbols::run): Report object files here.
450 (Finish_group::run): Report end of archive at end of group.
451 * reloc.cc: Include layout.h, incremental.h.
452 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
453 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
454 (Sized_relobj::incremental_relocs_scan): New function.
455 (Sized_relobj::incremental_relocs_scan_reltype): New function.
456 (Sized_relobj::do_relocate_sections): Write incremental relocations.
457 (Sized_relobj::incremental_relocs_write): New function.
458 (Sized_relobj::incremental_relocs_write_reltype): New function.
459 * script.cc (read_input_script): Rewrite test for incremental link.
460 Change call to Incremental_inputs::report_script.
461 * symtab.h (Symbol_table::first_global_index): New function.
462 (Symbol_table::output_count): New function.
464 2010-08-12 Doug Kwan <dougkwan@google.com>
466 * arm.cc (Target_arm::merge_object_attributes): Check command line
467 options --no-wchar-size-warning and --no-enum-size-warning.
468 * options.h (General_options): Add ld-compatible options
469 --no-enum-size-warning and --no-wchar-size-warning.
471 2010-08-04 Ian Lance Taylor <iant@google.com>
473 * x86_64.cc (Target_x86_64::Scan::local): Use
474 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
475 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
476 (Target_x86_64::Scan::global): Likewise.
477 (Target_x86_64::Relocate::relocate): Likewise.
478 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
481 2010-08-03 Cary Coutant <ccoutant@google.com>
483 * merge.cc (Output_merge_string::do_add_input_section): Count strings
484 to reserve space in merged_strings vector. Keep total input size
486 (Output_merge_string::do_print_merge_stats): Print total input size.
487 * merge.h (Output_merge_string): Add input_size_ field.
488 * stringpool.cc (Stringpool_template::string_length): Move
489 implementations out of Stringpool_template class and place in
491 * stringpool.h (string_length): Move out of Stringpool_template.
493 2010-08-03 Ian Lance Taylor <iant@google.com>
496 * layout.cc (relaxation_loop_body): If address of load segment is
497 set, adjust address to include headers if possible.
499 2010-08-03 Ian Lance Taylor <iant@google.com>
501 * version.cc (version_string): Bump to 1.10.
503 2010-08-03 Ian Lance Taylor <iant@google.com>
506 * layout.h (enum Output_section_order): Define.
507 (class Layout): Update declarations.
508 * layout.cc (Layout::get_output_section): Add order parameter.
509 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
510 is_first_non_relro parameters. Change all callers.
511 (Layout::choose_output_section): Likewise.
512 (Layout::add_output_section_data): Likewise.
513 (Layout::make_output_section): Likewise. Set order.
514 (Layout::default_section_order): New function.
515 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
516 * output.cc (Output_section::Output_section): Initialize order_.
517 Don't initialize deleted fields.
518 (Output_segment::Output_segment): Don't initialize deleted
520 (Output_segment::add_output_section_to_load): New function
521 replacing add_output_section. Change all callers to call this or
522 add_output_section_to_nonload.
523 (Output_segment::add_output_section_to_nonload): New function.
524 (Output_segment::remove_output_section): Rewrite.
525 (Output_segment::add_initial_output_data): Likewise.
526 (Output_segment::has_any_data_sections): Likewise.
527 (Output_segment::is_first_section_relro): Likewise.
528 (Output_segment::maximum_alignment): Likewise.
529 (Output_segment::has_dynamic_reloc): New function replacing
530 dynamic_reloc_count. Change all callers.
531 (Output_segment::has_dynamic_reloc_list): New function replacing
532 dynamic_reloc_count_list. Change all callers.
533 (Output_segment::set_section_addresses): Rewrite.
534 (Output_segment::set_offset): Rewrite.
535 (Output_segment::find_first_and_last_list): Remove.
536 (Output_segment::set_tls_offsets): Rewrite.
537 (Output_segment::first_section_load_address): Likewise.
538 (Output_segment::output_section_count): Likewise.
539 (Output_segment::section_with_lowest_load_address): Likewise.
540 (Output_segment::write_section_headers): Likewise.
541 (Output_segment::print_sections_to_map): Likewise.
542 * output.h (class Output_data): Remove dynamic_reloc_count_
543 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
544 (Output_data::add_dynamic_reloc): Rewrite.
545 (Output_data::has_dynamic_reloc): New function.
546 (Output_data::dynamic_reloc_count): Remove.
547 (class Output_section): Add order_ field. Remvoe is_relro_local_,
548 is_last_relro_, is_first_non_relro_, is_interp_,
549 is_dynamic_linker_section_ fields. Add order and set_order
550 functions. Remove is_relro_local, set_is_relro_local,
551 is_last_relro, set_is_last_relro, is_first_non_relro,
552 set_is_first_non_relro functions, is_interp, set_is_interp,
553 is_dynamic_linker_section, and set_is_dynamic_linker_section
555 (class Output_segment): Change Output_data_list from std::list to
556 std:;vector. Add output_lists_ field. Remove output_data_ and
557 output_bss_ fields. Update declarations.
559 2010-08-02 Ian Lance Taylor <iant@google.com>
561 * arm.cc (Target_arm::gc_process_relocs): Use typename.
562 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
563 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
565 2010-08-02 Ian Lance Taylor <iant@google.com>
568 * script.cc (Script_options::Script_options): Initialize
569 symbol_definitions_ and symbol_references_.
570 (Script_options::add_symbol_assignment): Update
571 symbol_definitions_ and symbol_references_.
572 (Script_options::add_symbol_reference): New function.
573 (script_symbol): New function.
574 * script.h (class Script_options): Add symbol_definitions_ and
575 symbol_references_ fields.
576 (Script_options::referenced_const_iterator): New type.
577 (Script_options::referenced_begin): New function.
578 (Script_options::referenced_end): New function.
579 (Script_options::is_referenced): New function.
580 (Script_options::any_unreferenced): New function.
581 * script-c.h (script_symbol): Declare.
582 * yyscript.y (exp): Call script_symbol.
583 * symtab.cc: Include "script.h".
584 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
585 Change all callers. Check symbols referenced by scripts.
586 (Symbol_table::add_undefined_symbols_from_command_line): Add
587 layout parameter. Change all callers.
588 (Symbol_table::do_add_undefined_symbols_from_command_line):
589 Likewise. Break out loop body. Check symbols referenced by
591 (Symbol_table::add_undefined_symbol_from_command_line): New
592 function broken out of
593 do_add_undefined_symbols_from_command_line.
594 * symtab.h (class Symbol_table): Update declarations.
595 * archive.cc: Include "layout.h".
596 (Archive::should_include_member): Add layout parameter. Change
597 all callers. Check for symbol mentioned in expression.
598 * archive.h (class Archive): Update declaration.
599 * object.cc (Sized_relobj::do_should_include_member): Add layout
601 * object.h (Object::should_include_member): Add layout parameter.
603 (Object::do_should_include_member): Add layout parameter.
604 (class Sized_relobj): Update declaration.
605 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
607 * dynobj.h (class Sized_dynobj): Update declaration.
608 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
610 * plugin.h (class Sized_pluginobj): Update declaration.
612 2010-08-02 Ian Lance Taylor <iant@google.com>
615 * output.cc (Output_segment::set_offset): Search for the first and
616 last sections rather than assuming that the list is in order.
617 (Output_segment::find_first_and_last_list): New function.
618 * output.h (class Output_segment): Update declarations.
619 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
620 (relro_strip_test_SOURCES): New variable.
621 (relro_strip_test_DEPENDENCIES): New variable.
622 (relro_strip_test_LDFLAGS): New variable.
623 (relro_strip_test_LDADD): New variable.
624 (relro_strip_test.so): New target.
626 2010-08-02 Ian Lance Taylor <iant@google.com>
628 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
629 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
630 (Target_i386::got_tlsdesc_section): New function.
631 (Target_i386::got_section): Create space for GOT entries for
633 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
635 (Target_i386::Scan::global): Likewise.
636 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
638 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
639 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
640 (Target_x86_64::got_tlsdesc_section): New function.
641 (Target_x86_64::got_section): Create space for GOT entries for
643 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
645 (Target_x86_64::Scan::global): Likewise.
646 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
649 2010-08-02 Ian Lance Taylor <iant@google.com>
651 * testsuite/final_layout.sh: Use dc to convert from hex to
654 2010-07-29 Sriraman Tallam <tmsriram@google.com>
656 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
657 paramter to the call to gold::gc_process_relocs.
658 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
659 paramter to the call to gold::gc_process_relocs.
660 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
661 parameter to the call to gold::gc_process_relocs.
662 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
663 template parameter to the call to gold::gc_process_relocs.
664 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
665 paramter to the call to gold::gc_process_relocs.
666 * gc.h (get_embedded_addend_size): New function.
667 (gc_process_relocs): Save the size of the reloc for use by ICF.
668 * icf.cc (get_section_contents): Get the addend from the text section
669 for SHT_REL relocation sections.
670 * icf.h (Icf::Reloc_addend_size_info): New typedef.
671 (Icf::Reloc_info): Add new member reloc_addend_size_info.
672 * int_encoding.h (read_from_pointer): New overloaded function.
673 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
674 * testsuite/icf_sht_rel_addend_test.sh: New file.
675 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
676 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
678 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
680 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
681 * Makefile.in: Regenerate.
682 * testsuite/Makefile.in: Regenerate.
684 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
686 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
687 * gold/testsuite/debug_msg.cc: Likewise.
688 * gold/testsuite/odr_violation1.cc
689 * gold/testsuite/odr_violation2.cc
691 2010-07-21 Cary Coutant <ccoutant@google.com>
693 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
694 string, and length fields.
695 (Output_merge_string::Merged_strings_list): New type.
696 (Output_merge_string::Merged_strings_lists): New typedef.
697 (Output_merge_string): Replace merged_strings_ with
698 merged_strings_lists_.
699 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
700 Merged_strings_list per input object and section. Don't store pointer
701 to the string. Don't store length with each merged string entry.
702 (Output_merge_string::finalize_merged_data): Loop over list of merged
703 strings lists. Recompute length of each merged string.
705 2010-07-15 Cary Coutant <ccoutant@google.com>
707 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
710 2010-07-14 Ian Lance Taylor <iant@google.com>
712 * descriptors.cc (Descriptors::open): Report correct name in error
715 2010-07-13 Doug Kwan <dougkwan@google.com>
717 * arm.cc (Arm_input_section::Arm_input_section): For a
718 SHT_ARM_EXIDX section, always keeps the input sections.
719 (Arm_input_section::set_exidx_section_link): New method.
720 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
721 has_errors_ to false.
722 (Arm_exidx_input_section::has_errors,
723 Arm_exidx_input_section::set_has_errors): New methods.
724 (Arm_exidx_input_section::has_errors_): New data member.
725 (Arm_relobj::get_exidx_shndx_list): New method.
726 (Arm_output_section::append_text_sections_to_list): Do not skip
727 section without SHF_EXECINSTR.
728 (Arm_output_section::fix_exidx_coverage): Skip input sections with
730 (Arm_relobj::make_exidx_input_section): Add new parameter for text
731 section header. Make error messages more verbose. Check for
732 a non-executable section linked to an EXIDX section.
733 (Arm_relobj::do_read_symbols): Remove error checking, which has been
734 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
735 check that there is no deferred EXIDX section if we exit early.
736 Instead of not making an EXIDX section in case of an error, make one
737 and set the has_errors flag of it.
738 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
739 in a relocatable link.
740 (Target_arm::do_relax): Look for the EXIDX output section instead of
741 assuming that it is called .ARM.exidx.
742 (Target_arm::fix_exidx_coverage): Add a new parameter for input
743 section list. Do not check for SHF_EXECINSTR section flags but
744 skip any input section with errors.
745 * output.cc (Output_section::Output_section): Initialize
746 always_keeps_input_sections_ to false.
747 (Output_section::add_input_section): Check for
748 always_keeps_input_sections_.
749 * output.h (Output_section::always_keeps_input_sections,
750 Output_section::set_always_keeps_input_sections): New methods.
751 (Output_section::always_keeps_input_sections): New data member.
753 2010-07-13 Rafael Espindola <espindola@google.com>
755 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
756 * fileread.h (Input_file): Add try_extra_search_path and find_file.
758 2010-07-13 Philip Herron <herron.philip@googlemail.com>
759 Ian Lance Taylor <iant@google.com>
761 * output.h (Output_section_lookup_maps::add_merge_section):
762 Correct check of whether value was inserted.
763 (Output_section_lookup_maps::add_merge_input_section): Likewise.
764 (Output_section_lookup_maps::add_relaxed_input_section):
766 * arm.cc (Target_arm::got_section): Remove used local os.
767 * i386.cc (Target_i386::got_section): Likewise.
768 * x86_64.cc (Target_x86_64::got_section): Likewise.
769 * sparc.cc (Target_sparc::got_section): Likewise.
770 (Target_sparc::relocate): Remove unused local have_got_offset.
771 * powerpc.cc (Target_powerpc::relocate): Likewise.
773 2010-07-13 Ian Lance Taylor <iant@google.com>
775 * compressed_output.cc (zlib_decompress): Fix signature in
778 * archive.cc (Archive::include_member): Unlock an external member
779 of a thin archive. Don't bother to delete an object we know is
782 2010-07-12 Cary Coutant <ccoutant@google.com>
784 * compressed_output.cc (zlib_decompress): New function.
785 (get_uncompressed_size): New function.
786 (decompress_input_section): New function.
787 * compressed_output.h (get_uncompressed_size): New function.
788 (decompress_input_section): New function.
789 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
790 Handle compressed debug sections.
791 * layout.cc (is_compressed_debug_section): New function.
792 (Layout::output_section_name): Map compressed section names to
794 * layout.h (is_compressed_debug_section): New function.
795 (is_debug_info_section): Recognize compressed debug sections.
796 * merge.cc: Include compressed_output.h.
797 (Output_merge_data::do_add_input_section): Handle compressed
799 (Output_merge_string::do_add_input_section): Handle compressed
801 * object.cc: Include compressed_output.h.
802 (Sized_relobj::Sized_relobj): Initialize new data members.
803 (build_compressed_section_map): New function.
804 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
805 * object.h (Object::section_is_compressed): New method.
806 (Object::do_section_is_compressed): New method.
807 (Sized_relobj::Compressed_section_map): New type.
808 (Sized_relobj::do_section_is_compressed): New method.
809 (Sized_relobj::compressed_sections_): New data member.
810 * output.cc (Output_section::add_input_section): Handle compressed
812 * reloc.cc: Include compressed_output.h.
813 (Sized_relobj::write_sections): Handle compressed debug sections.
815 2010-07-08 Cary Coutant <ccoutant@google.com>
817 * resolve.cc (Symbol_table::resolve): Remember whether undef was
818 weak when resolving to a dynamic def.
819 (Symbol_table::should_override): Add adjust_dyndef flag; set it
820 for weak undef/dynamic def cases. Adjust callers.
821 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
823 (Symbol_table::sized_write_globals): Adjust symbol binding.
824 (Symbol_table::sized_write_symbol): Add binding parameter.
825 * symtab.h (Symbol::set_undef_binding): New method.
826 (Symbol::is_undef_binding_weak): New method.
827 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
828 (Symbol_table::should_override): Add new parameter.
829 (Symbol_table::sized_write_symbol): Add new parameter.
831 * testsuite/weak_undef_file1.cc: Add new test case.
832 * testsuite/weak_undef_file2.cc: Fix header comment.
833 * testsuite/weak_undef_test.cc: Add new test case.
835 2010-06-29 Doug Kwan <dougkwan@google.com>
837 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
838 Initialize USE_SYMBOL_.
839 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
841 (Arm_reloc_property::uses_symbol_): New data member declaration.
842 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
843 uses symbol value and symbol is undefined but not weakly undefined.
845 2010-06-28 Rafael Espindola <espindola@google.com>
847 * plugin.cc (Plugin::load): Use dlerror.
849 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
851 * symtab.cc (detect_odr_violations): When reporting an ODR
852 violation, report an object where the symbol is defined.
854 2010-06-25 Doug Kwan <dougkwan@google.com>
856 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
857 (Target_arm::section_may_have_icf_unsafe_pointers): New method
859 (Target_arm::Scan::local_reloc_may_be_function_pointer,
860 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
861 target hook to detect function points.
862 (Target_arm::Scan::possible_function_pointer_reloc): New method.
863 * icf.h (Icf::check_section_for_function_pointers): Change type of
864 parameter SECTION_NAME to const reference to std::string. Use
865 target hook to determine if section may have unsafe pointers.
866 * target.h (Target::section_may_have_icf_unsafe_pointers): New
869 2010-06-21 Rafael Espindola <espindola@google.com>
871 * fileread.cc (Input_file::find_fie): New
872 (Input_file::open): Use Input_file::find_fie.
873 * fileread.h (Input_file::find_fie): New
874 * plugin.cc (set_extra_library_path): New.
875 (Plugin::load): Add set_extra_library_path to the transfer vector.
876 (Plugin_manager::set_extra_library_path): New.
877 (Plugin_manager::add_input_file): Use the extra search path if set.
878 (set_extra_library_path(): New.
879 * plugin.h (Plugin_manager): Add set_extra_library_path and
882 2010-06-19 Cary Coutant <ccoutant@google.com>
884 * layout.cc (gdb_sections): Add .debug_types.
885 (lines_only_debug_sections): Likewise.
887 2010-06-18 Rafael Espindola <espindola@google.com>
889 * plugin.cc (add_input_file,add_input_library)
890 (Plugin_manager::add_input_file): Make filename arguments const.
891 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
894 2010-06-16 Doug Kwan <dougkwan@google.com>
896 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
897 .ARM.attributes section if we have not merged any input
900 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
902 * arm.cc: Allow combining objects with no EABI version
905 2010-06-15 Rafael Espindola <espindola@google.com>
907 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
909 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
911 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
912 (struct iovec): Correct !HAVE_READV definition.
914 2010-06-10 Cary Coutant <ccoutant@google.com>
916 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
917 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
919 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
922 * symtab.h (Symbol::is_placeholder): New member function.
923 * target-reloc.h (relocate_section): Check for placeholder symbols.
925 * testsuite/Makefile.am (plugin_test_8): New test.
926 (plugin_test_9): New test.
927 * testsuite/Makefile.in: Regenerate.
929 2010-06-09 Nick Clifton <nickc@redhat.com>
931 * yyscript.y (input_list_element): Allow strings prefixed with
932 the '-' character. Treat these as libraries.
933 * script.cc (script_add_library): New function. Adds a library
934 specified by "-l<name>" found in an input script.
935 * script-c.h: Add prototype for script_add_library.
937 2010-06-07 Doug Kwan <dougkwan@google.com>
939 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
940 Restrict stub-group size to be within long conditional branch
941 range when working around cortex-A8 erratum.
943 2010-06-07 Damien Diederen <dd@crosstwine.com>
945 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
948 2010-06-03 Sriraman Tallam <tmsriram@google.com>
952 (Output_section::Input_section_sort_entry::compare_section_ordering):
953 Change to return non-zero correctly.
954 (Output_section::Input_section_sort_section_order_index_compare
955 ::operator()): Change to fix ambiguity in comparisons.
957 2010-06-01 Sriraman Tallam <tmsriram@google.com>
959 * gold.h (is_wildcard_string): New function.
960 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
961 (Layout::layout_eh_frame): Ditto.
962 (Layout::find_section_order_index): New method.
963 (Layout::read_layout_from_file): New method.
964 * layout.h (Layout::find_section_order_index): New method.
965 (Layout::read_layout_from_file): New method.
966 (Layout::input_section_position_): New private member.
967 (Layout::input_section_glob_): New private member.
968 * main.cc (main): Call read_layout_from_file here.
969 * options.h (--section-ordering-file): New option.
970 * output.cc (Output_section::input_section_order_specified_): New
972 (Output_section::Output_section): Initialize new member.
973 (Output_section::add_input_section): Add new parameter.
974 Keep input sections when --section-ordering-file is used.
975 (Output_section::set_final_data_size): Sort input sections when
976 section ordering file is specified.
977 (Output_section::Input_section_sort_entry): Add new parameter.
979 (Output_section::Input_section_sort_entry::compare_section_ordering):
981 (Output_section::Input_section_sort_compare::operator()): Change to
982 consider section_order_index.
983 (Output_section::Input_section_sort_init_fini_compare::operator()):
984 Change to consider section_order_index.
985 (Output_section::Input_section_sort_section_order_index_compare
986 ::operator()): New method.
987 (Output_section::sort_attached_input_sections): Change to sort
988 according to section order when specified.
989 (Output_section::add_input_section<32, true>): Add new parameter.
990 (Output_section::add_input_section<64, true>): Add new parameter.
991 (Output_section::add_input_section<32, false>): Add new parameter.
992 (Output_section::add_input_section<64, false>): Add new parameter.
993 * output.h (Output_section::add_input_section): Add new parameter.
994 (Output_section::input_section_order_specified): New
996 (Output_section::set_input_section_order_specified): New method.
997 (Input_section::Input_section): Initialize section_order_index_.
998 (Input_section::section_order_index): New method.
999 (Input_section::set_section_order_index): New method.
1000 (Input_section::section_order_index_): New member.
1001 (Input_section::Input_section_sort_section_order_index_compare): New
1003 (Output_section::input_section_order_specified_): New member.
1004 * script-sections.cc (is_wildcard_string): Delete and move modified
1006 (Output_section_element_input::Output_section_element_input): Modify
1007 call to is_wildcard_string.
1008 (Output_section_element_input::Input_section_pattern
1009 ::Input_section_pattern): Ditto.
1010 (Output_section_element_input::Output_section_element_input): Ditto.
1011 * testsuite/Makefile.am (final_layout): New test case.
1012 * testsuite/Makefile.in: Regenerate.
1013 * testsuite/final_layout.cc: New file.
1014 * testsuite/final_layout.sh: New file.
1016 2010-06-01 Rafael Espindola <espindola@google.com>
1018 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1020 2010-06-01 Rafael Espindola <espindola@google.com>
1022 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1023 visibility of symbols.
1025 2010-05-27 Doug Kwan <dougkwan@google.com>
1027 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1028 from start of output section instead of address for a local symbol
1029 in a merged or relaxed section when doing a relocatable link.
1031 2010-05-26 Rafael Espindola <espindola@google.com>
1034 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1035 adding sections the garbage collector removed.
1036 * gold/testsuite/Makefile.am: Add test.
1037 * gold/testsuite/Makefile.in: Regenerate.
1038 * gold/testsuite/plugin_test_7.sh: New.
1039 * gold/testsuite/plugin_test_7_1.c: New.
1040 * gold/testsuite/plugin_test_7_2.c: New.
1042 2010-05-26 Rafael Espindola <espindola@google.com>
1044 * script-sections.cc (Output_section_definition::set_section_addresses):
1045 Check for --section-start.
1047 2010-05-26 Doug Kwan <dougkwan@google.com>
1049 * arm.cc (Arm_scan_relocatable_relocs): New class.
1050 (Target_arm::relocate_special_relocatable): New method.
1051 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1052 (Arm_relocate_functions::thumb_branch_common): Same.
1053 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1054 instead of Default_scan_relocatable_relocs.
1055 * target-reloc.h (relocate_for_relocatable): Let target handle
1056 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1057 * target.h (Sized_target::relocate_special_relocatable): New method.
1059 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1061 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1063 2010-05-23 Doug Kwan <dougkwan@google.com>
1065 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1067 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1068 with a direct branch, not a conditional branch, to a stub.
1069 * merge.cc (Output_merge_base::record_input_section): New method
1071 (Output_merge_data::do_add_input_section): Record input section if
1072 keeps-input-sections flag is set.
1073 (Output_merge_string::do_add_input_section): Ditto.
1074 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1075 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1077 (Output_merge_base::keeps_input_sections,
1078 Output_merge_base::set_keeps_input_sections,
1079 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1081 (Output_merge_base::Input_sections): New type declaration.
1082 (Output_merge_base::input_sections_begin,
1083 Output_merge_base::input_sections_end,
1084 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1085 (Output_merge_base::bool keeps_input_sections_,
1086 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1087 Output_merge_base::input_sections_): New data members.
1088 (Output_merge_data::do_set_keeps_input_sections): New method
1090 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1091 * output.cc (Output_section::Input_section::relobj): Move method
1092 defintion from class declaration to here and handle merge sections.
1093 (Output_section::Input_section::shndx): Ditto.
1094 (Output_section::Output_section): Remove initializations of removed
1095 data members and initialize new data member LOOKUP_MAPS_.
1096 (Output_section::add_input_section): Set keeps-input-sections flag
1097 for a newly created merge output section as appropriate. Adjust code
1098 to use Output_section_lookup_maps class.
1099 (Output_section::add_relaxed_input_section): Adjst code for lookup
1100 maps code refactoring.
1101 (Output_section::add_merge_input_section): Add a new parameter
1102 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1103 class. If adding input section to a newly created merge output
1104 section fails, remove the new merge section.
1105 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1106 Adjust code for use of the Output_section_lookup_maps class.
1107 (Output_section::find_merge_section): Ditto.
1108 (Output_section::build_lookup_maps): New method defintion.
1109 (Output_section::find_relaxed_input_section): Adjust code to use
1110 Output_section_lookup_maps class.
1111 (Output_section::get_input_sections): Export merge sections. Adjust
1112 code to use Output_section_lookup_maps class.
1113 (Output_section:::add_script_input_section): Adjust code to use
1114 Output_section_lookup_maps class. Update lookup maps for merge
1116 (Output_section::discard_states): Use Output_section_lookup_maps.
1117 (Output_section::restore_states): Same.
1118 * output.h (Merge_section_properties): Move class defintion out of
1120 (Output_section_lookup_maps): New class.
1121 (Output_section::Input_section::is_merge_section): New method
1123 (Output_section::Input_section::relobj): Move defintion out of class
1124 defintion. Declare method only.
1125 (Output_section::Input_section::shndx): Ditto.
1126 (Output_section::Input_section::output_merge_base): New method defintion.
1127 (Output_section::Input_section::u2_.pomb): New union field.
1128 (Output_section::Merge_section_by_properties_map,
1129 Output_section::Output_section_data_by_input_section_map,
1130 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1132 (Output_section::add_merge_input_section): Add new parameter
1133 KEEPS_INPUT_SECTIONS.
1134 (Output_section::build_lookup_maps): New method declaration.
1135 (Output_section::merge_section_map_,
1136 Output_section::merge_section_by_properties_map_,
1137 Output_section::relaxed_input_section_map_,
1138 Output_section::is_relaxed_input_section_map_valid_): Remove data
1140 (Output_section::lookup_maps_): New data member.
1142 2010-05-21 Doug Kwan <dougkwan@google.com>
1145 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1146 avoid a compilation error.
1148 2010-05-19 Rafael Espindola <espindola@google.com>
1150 * script-sections.cc (Output_section_definition::allocate_to_segment):
1151 Update the phdrs_list even when the output section is NULL.
1152 * testsuite/Makefile.am: Add test.
1153 * testsuite/Makefile.in: Regenerate.
1154 * testsuite/script_test_9.cc: New.
1155 * testsuite/script_test_9.sh: New.
1156 * testsuite/script_test_9.t: New.
1158 2010-05-19 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Arm_input_section::original_size): New method.
1161 (Arm_input_section::do_addralign): Add a cast.
1162 (Arm_input_section::do_output_offset): Remove static cast.
1163 (Arm_input_section::original_addralign,
1164 Arm_input_section::original_size_): Change type to uint32_t.
1165 (Arm_input_section::init): Add safe casts for section alignment
1167 (Arm_input_section::set_final_data_size): Do not set address and
1168 offset of stub table.
1169 (Arm_output_section::fix_exidx_coverage): Change use of of
1170 Output_section::Simple_input_section to that of
1171 Output_section::Input_section.
1172 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1173 except for the first pass.
1174 * output.cc (Output_section::get_input_sections): Change type of
1175 input_sections to std::list<Input_section>.
1176 (Output_section::add_script_input_section): Rename from
1177 Output_section::add_simple_input_section. Change type of SIS
1178 parameter from Simple_input_section to Input_section.
1179 * output.h (Output_section::Simple_input_section): Remove class.
1180 (Output_section::Input_section): Change class visibility to public.
1181 (Output_section::Input_section::addralign): Use stored alignments
1182 for special input sections if set.
1183 (Output_section::Input_section::set_addralign): New method.
1184 (Output_section::get_input_sections): Change parameter type from
1185 list of Simple_input_section to list of Input_section.
1186 (Output_section::add_script_input_section): Rename from
1187 Output_section::add_simple_input_section. Change first parameter's
1188 type from Simple_input_section to Input_section and remove the
1189 second and third parameters.
1190 * script-sections.cc (Input_section::Input_section_list): Change
1191 type to list of Output_section::Input_section/
1192 (Input_section_info::Input_section_info): Change parameter type of
1193 INPUT_SECTION to Output_section::Input_section.
1194 (Input_section_info::input_section): Change return type.
1195 (Input_section_info::input_section_): Change type to
1196 Output_section::Input_section.
1197 (Output_section_element_input::set_section_addresses): Adjust code
1198 to use Output_section::Input_section instead of
1199 Output_section::Simple_input_section. Adjust code for renaming
1200 of Output_section::add_simple_input_section.
1201 (Orphan_output_section::set_section_addresses): Ditto.
1203 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1205 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1206 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1208 2010-05-18 Rafael Espindola <espindola@google.com>
1210 * options.cc (General_options::finalize): Handle -nostdlib.
1211 * options.h (nostdlib): New option.
1212 * script.cc (script_add_search_dir): Handle -nostdlib.
1214 2010-05-12 Doug Kwan <dougkwan@google.com>
1216 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1217 attributes section only if there no attributes section after merging.
1218 (Target_arm::merge_object_attributes): Move value of
1219 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1220 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1221 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1222 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1223 and arm_attr_merge_7.stdout.
1224 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1225 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1226 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1227 arm_attr_merge_7b.o): New rules.
1228 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1230 * testsuite/Makefile.in: Regenerate.
1231 * testsuite/arm_attr_merge.sh: New file.
1232 * testsuite/arm_attr_merge_[67][ab].s: Same.
1234 2010-05-05 Nick Clifton <nickc@redhat.com>
1236 * po/es.po: Updated Spanish translation.
1238 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1240 * Makefile.am (install-exec-local): Properly install gold as
1241 default cross linker.
1242 * Makefile.in: Regenerated.
1244 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1245 Nick Clifton <nickc@redhat.com>
1247 * configure.ac (install_as_default): Define and set to false
1248 unless --enable-gold or --enable-gold=both/gold has been
1250 * configure: Regenerate.
1252 * Makefile.am (install-exec-local): Install the executable as
1253 'ld.gold'. If install_as_default is true then also install it as
1255 * Makefile.in: Regenerated.
1257 2010-04-24 Ian Lance Taylor <iant@google.com>
1259 * layout.cc (Layout::layout_reloc): In relocatable link don't
1260 combine reloc sections for grouped sections.
1262 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1264 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1265 sections that are not ordinary to icf.
1266 * icf.cc (get_section_contents): Handle relocation pointing to section
1267 with no object or shndx information.
1268 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1269 * testsuite/Makefile.in: Regenerate.
1270 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1271 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1273 2010-04-22 Ian Lance Taylor <iant@google.com>
1275 * expression.cc (Expression::Expression_eval_info): Add
1276 result_alignment_pointer field.
1277 (Expression::eval_with_dot): Add result_alignment_pointer
1278 parameter. Change all callers.
1279 (Expression::eval_maybe_dot): Likewise.
1280 (class Binary_expression): Add alignment_pointer parameter to
1281 left_value and right_value. Change all callers.
1282 (BINARY_EXPRESSION): Set result alignment.
1283 (class Trinary_expression): Add alignment_pointer parameter to
1284 arg2_value and arg3_value. Change all callers.
1285 (Trinary_cond::value): Set result alignment.
1286 (Max_expression::value, Min_expression::value): Likewise.
1287 (Align_expression::value): Likewise.
1288 * script-sections.cc (class Sections_element): Add dot_alignment
1289 parameter to set_section_addresses virtual function. Update
1291 (class Output_section_element): Likewise.
1292 (Script_sections::create_segments): Add dot_alignment parameter.
1294 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1295 (Script_sections::set_phdrs_clause_addresses): Likewise.
1296 * script-sections.h: Update declarations.
1297 * script.h: Update declarations.
1298 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1300 * testsuite/script_test_3.t: Set large alignment.
1301 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1302 segment has expected alignment.
1304 2010-04-22 Nick Clifton <nickc@redhat.com>
1306 * po/gold.pot: Updated by the Translation project.
1307 * po/vi.po: Updated Vietnamese translation.
1309 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1311 * testsuite/Makefile.am (check_PROGRAMS): Add
1312 icf_virtual_function_folding_test.
1313 * testsuite/Makefile.in: Regenerated.
1315 2010-04-15 Andrew Haley <aph@redhat.com>
1317 * options.h (merge_exidx_entries): New option.
1318 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1319 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1320 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1321 (Target_arm::merge_exidx_entries): New function.
1322 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1323 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1324 to Arm_exidx_fixup constructor.
1325 Add new arg, merge_exidx_entries.
1326 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1327 Arm_output_section::fix_exidx_coverage.
1329 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1331 * icf.cc (get_section_contents): Check for preemptible functions.
1332 Ignore addend when appropriate.
1333 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1335 (add_from_relobj): Check for section folded.
1336 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1337 * symtab.h (should_add_dynsym_entry): Add new parameter.
1338 * target-reloc.h (scan_relocs): Check for section folded.
1339 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1340 Check reloc types for function pointers in shared objects.
1341 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1343 (icf_preemptible_functions_test): New test case.
1344 (icf_string_merge_test): New test case.
1345 * testsuite.Makefile.in: Regenerate.
1346 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1347 bar_glob. Refactor code.
1348 * testsuite/icf_preemptible_functions_test.cc: New file.
1349 * testsuite/icf_preemptible_functions_test.sh: New file.
1350 * testsuite/icf_string_merge_test.cc: New file.
1351 * testsuite/icf_string_merge_test.sh: New file.
1352 * testsuite/icf_virtual_function_folding_test.cc: New file.
1353 * testsuite/icf_virtual_function_folding_test.sh: New file.
1355 2010-04-14 Doug Kwan <dougkwan@google.com>
1357 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1358 for local symbol recounting if we remove a section due to ICF.
1359 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1360 there are no regular objects in input.
1362 2010-04-13 Doug Kwan <dougkwan@google.com>
1364 * arm.cc (Arm_input_section::set_final_data_size): Compute
1365 accurate final data size instead of using current data size.
1367 2010-04-09 Doug Kwan <dougkwan@google.com>
1369 * layout.cc (Layout::choose_output_section): Handle script section
1371 (Layout::make_output_section_for_script): Add section type parameter.
1372 Handle script section types.
1373 * layout.h (Layout::make_output_section_for_script): Add section
1375 * output.cc (Output_section::Output_section): Initialize data member
1377 (Output_section::do_reset_address_and_file_offset): Do not set address
1378 to 0 if section is a NOLOAD section.
1379 * output.h (Output_section::is_noload): New method.
1380 (Output_section::set_is_noload): Ditto.
1381 (Output_section::is_noload_): New data member.
1382 * script-c.h (Script_section_type): New enum type.
1383 (struct Parser_output_section_header): Add new file section_type.
1384 * script-sections.cc (Sections_element::output_section_name): Add
1385 parameter for returning script section type.
1386 (Output_section_definition::output_section_name): Ditto.
1387 (Output_section_definition::section_type)P; New method.
1388 (Output_section_definiton::script_section_type_name): Ditto.
1389 (Output_section_definition::script_section_type_): New data member.
1390 (Output_section_definition::Output_section_definition): Initialize
1391 data member Output_section_definition::script_section_type_.
1392 (Output_section_definition::create_sections): Pass script section type
1393 to Layout::make_output_section_for_script.
1394 (Output_section_definition::output_section_name): Return script
1395 section type to caller.
1396 (Output_section_definition::set_section_address): Do not advance
1397 dot value and load address if section type is NOLOAD. Set address
1398 of NOLOAD sections regardless of section flags.
1399 (Output_section_definition::print): Print section type if it is
1400 not SCRIPT_SECTION_TYPE_NONE.
1401 (Output_section_definition::section_type): New method.
1402 (Output_section_definition::script_section_type_name): Ditto.
1403 (Script_sections::output_section_name): Add new parameter
1404 PSECTION_TYPE for returning script section type. Pass it to
1405 section elements. Handle discard sections.
1406 (Sort_output_sections::operator()): Handle NOLOAD sections.
1407 * script-sections.h (Script_sections::Section_type): New enum type.
1408 (Script_sections::output_section_name): Add a new parameter for
1409 returning script section type.
1410 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1412 * yyscript.y (union): Add new field SECTION_TYPE.
1413 (COPY, DSECT, INFO, NOLOAD): New tokens.
1414 (opt_address_and_section_type): Change type to output_section_header.
1415 (section_type): New non-terminal
1416 (section_header): Handle section type.
1417 (opt_address_and_section_type): Return section type value.
1419 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1421 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1422 * testsuite/plugin_common_test_2.c (foo): Likewise.
1424 2010-04-08 Doug Kwan <dougkwan@google.com>
1426 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1428 * output.cc (Output_section::add_merge_input_section): Simplify
1429 code and return status of Output_merge_base::add_input_section.
1430 Update merge section map only if Output_merge_base::add_input_section
1433 2010-04-07 Doug Kwan <dougkwan@google.com>
1435 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1436 if section is marked as containing instructions but has no mapping
1438 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1439 correct section index.
1440 (Arm_relobj::find_linked_text_section): Ditto.
1442 2010-04-07 Cary Coutant <ccoutant@google.com>
1444 * archive.cc (include_member): Destroy Read_symbols_data object before
1446 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1447 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1448 (Read_symbols_data::~Read_symbols_data) New destructor.
1449 (Section_relocs::Section_relocs) New constructor.
1450 (Section_relocs::~Section_relocs) New destructor.
1451 (Read_relocs_data::Read_relocs_data) New constructor.
1452 (Read_relocs_data::~Read_relocs_data) New destructor.
1453 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1454 pointers to NULL after deleting.
1456 2010-04-07 Doug Kwan <dougkwan@google.com>
1458 * arm.cc: Replace "endianity" with "endianness" in comments.
1459 (Arm_exidx_cantunwind): Ditto.
1460 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1461 (Arm_relobj::merge_flags_and_attributes): New method.
1462 (Arm_relobj::merge_flags_and_attributes_): New data member.
1463 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1464 (Arm_relobj::scan_sections_for_stubs): Ditto.
1465 (Arm_relobj::do_read_symbols): Check to see if we really want to
1466 merge processor-specific flags and attributes. Exit early if
1467 an object is empty except for section names and the undefined symbol.
1468 (Target_arm::do_finalize_sections): Move check for ELF format to
1469 Arm_relobj::do_read_symbols. Merge processor specific flags and
1470 attributes from a regular object only when we have determined that
1471 it is aapropriate. Do not create an .ARM.attributes section in
1472 output if there is no regular input object.
1473 (Target_arm::merge_processor_specific_flags): Check
1474 --warn-mismatch before printing any error.
1475 (Target_arm::merge_object_attributes): Ditto.
1476 * gold.cc (queue_middle_tasks): Handle the case in which there is
1477 no regular object in input.
1478 * options.cc (General_options::parse_EB): New method.
1479 (General_options::parse_EL): Same.
1480 (General_options::General_options): Initialize endianness_.
1481 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1483 (General_options::Endianness): New enum.
1484 (General_options::endianness): New method.
1485 (General_options::endianness_): New data member.
1486 * parameters.cc (Parameters::set_options): Check target endianness.
1487 (Parameters::set_target_once): Ditto.
1488 (Parameters::check_target_endianness): New method.
1489 (parameters_force_valid_target): If either -EL or -EB is specified,
1490 use it to define endianness of default target.
1491 * parameters.h (Parameters::check_target_endianness): New method
1493 * target.h (class Target): Change "endianity" to "endianness"
1496 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1498 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1499 * configure: Regenerate.
1500 * Makefile.in: Regenerate.
1501 * testsuite/Makefile.in: Regenerate.
1503 2010-04-06 Cary Coutant <ccoutant@google.com>
1506 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1507 prevailing definitions of common symbols.
1508 * testsuite/plugin_test_6.sh: New test case.
1509 * testsuite/plugin_common_test_1.c: New test case.
1510 * testsuite/plugin_common_test_2.c: New test case.
1511 * testsuite/Makefile.am (plugin_test_6): New test case.
1512 * testsuite/Makefile.in: Regenerate.
1514 2010-04-06 Nick Clifton <nickc@redhat.com>
1516 * po/vi.po: New Vietnamese translation.
1518 2010-03-30 Doug Kwan <dougkwan@google.com>
1520 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1522 2010-03-25 Doug Kwan <dougkwan@google.com>
1524 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1525 to avoid a conversion warning on a 32-bit host.
1527 2010-03-24 Ian Lance Taylor <iant@google.com>
1529 * testsuite/script_test_3.t: Add a TLS segment.
1530 * testsuite/Makefile.am (check_PROGRAMS): Add
1531 tls_phdrs_script_test.
1532 (tls_phdrs_script_test_SOURCES): Define.
1533 (tls_phdrs_script_test_DEPENDENCIES): Define.
1534 (tls_phdrs_script_test_LDFLAGS): Define.
1535 (tls_phdrs_script_test_LDADD): Define.
1536 * testsuite/Makefile.in: Rebuild.
1538 2010-03-23 Cary Coutant <ccoutant@google.com>
1540 * fileread.cc (find_or_make_view): Fix comment.
1542 2010-03-23 Ian Lance Taylor <iant@google.com>
1544 * script-sections.cc (class Orphan_section_placement): Define
1545 PLACE_TLS and PLACE_TLS_BSS.
1546 (Orphan_section_placement::Orphan_section_placement): Initialize
1548 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1549 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1550 (tls_script_test_SOURCES): Define.
1551 (tls_script_test_DEPENDENCIES): Define.
1552 (tls_script_test_LDFLAGS): Define.
1553 (tls_script_test_LDADD): Define.
1554 * testsuite/Makefile.in: Rebuild.
1556 2010-03-22 Doug Kwan <dougkwan@google.com>
1558 * arm.cc (Arm_relocate_functions::abs8,
1559 Arm_relocate_functions::abs16): Use correct check for overflow
1560 specified in the ARM ELF specs.
1561 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1562 target of a BLX instruction specially.
1563 (Reloc_stub::stub_type_for_reloc): Ditto.
1564 (Relocate::relocate): Use symbolic names instead of numeric relocation
1565 codes to report error.
1566 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1568 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1569 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1570 thumb2_blx_out_of_range.stdout
1571 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1572 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1573 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1574 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1575 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1576 thumb2_blx_in_range, thumb2_blx_in_range.o,
1577 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1578 thumb2_blx_out_of_range.o): New rules.
1579 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1580 thumb2_blx_in_range and thumb2_blx_out_of_range.
1581 * testsuite/Makefile.in: Regenerate.
1582 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1583 * testsuite/thumb_blx_in_range.s: New file.
1584 * testsuite/thumb_blx_out_of_range.s: New file.
1586 2010-03-22 Rafael Espindola <espindola@google.com>
1588 * archive.cc (Should_include): Move to archive.h.
1589 (should_include_member): Make it a member of Archive.
1591 (Add_lib_group_symbols): New.
1592 * archive.h: Include options.h.
1593 (Archive_member): Moved from Archive.
1594 (Should_include): Moved from archive.cc.
1596 (Add_lib_group_symbols): New.
1597 * dynobj.cc (do_should_include_member): New.
1598 * dynobj.h (do_should_include_member): New.
1599 * gold.cc (queue_initial_tasks): Update call to queue.
1600 * main.cc (main): Print lib group stats.
1601 * object.cc (do_should_include_member): New.
1602 * object.h: Include archive.h.
1603 (Object::should_include_member): New.
1604 (Object::do_should_include_member): New.
1605 (Sized_relobj::do_should_include_member): New.
1606 * options.cc (General_options::parse_start_lib): New.
1607 (General_options::parse_end_lib): New.
1608 (Input_arguments::add_file): Handle lib groups.
1609 (Input_arguments::start_group): Check we are not in a lib.
1610 (Input_arguments::start_lib): New.
1611 (Input_arguments::end_lib): New.
1612 * options.h (General_options): Add start_lib and end_lib.
1613 (Input_argument::lib_): New.
1614 (Input_argument::lib): New.
1615 (Input_argument::is_lib): New.
1616 (Input_file_lib): New.
1617 (Input_arguments::in_lib_): New.
1618 (Input_arguments::in_lib): New.
1619 (Input_arguments::start_lib): New.
1620 (Input_arguments::end_lib_): New.
1621 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1622 in unused members as preempted.
1623 (Sized_pluginobj::do_should_include_member): New.
1624 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1625 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1627 (Read_symbols::do_whole_lib_group): New.
1628 (Read_symbols::do_lib_group): New.
1629 (Read_symbols::do_read_symbols): Handle lib groups.
1630 (Read_symbols::get_name): Handle lib groups.
1631 * readsyms.h (Read_symbols): Add an archive member pointer.
1632 (Read_symbols::do_whole_lib_group): New.
1633 (Read_symbols::do_lib_group): New.
1634 (Read_symbols::member_): New.
1635 * script.cc (read_input_script): Update call to queue_soon.
1637 2010-03-19 Doug Kwan <dougkwan@google.com>
1639 * arm.cc (Stub_table::Stub_table): Initialize new data members
1640 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1641 (Stub_table::add_reloc_stub): Assign stub offset and update
1642 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1643 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1645 (Stub_table::update_data_size_and_addralign): Use
1646 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1647 instead of going over all reloc stubs.
1648 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1649 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1650 Stringpool_template::offset_ to size of Stringpool_char.
1651 (Stringpool_template::new_key_offset): Remove code to initialize
1652 Stringpool_template::offset_.
1653 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1654 Stringpool_template::offset_ to zero.
1656 2010-03-15 Doug Kwan <dougkwan@google.com>
1658 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1660 (Stringpool_template::new_key_offset): New method.
1661 (Stringpool_template::add_string): Assign offsets when adding new
1663 (Stringpool_template::set_string_offsets): Do not set string offsets
1664 when not optimizing.
1665 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1667 (Chunked_vector::clear): Clear size_.
1668 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1669 (Chunked_vector::size): Return size_.
1670 (Chunked_vector::push_back): Use size_ to find insert position.
1671 (Chunked_vector::size_): New data member.
1672 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1673 (Stringpool_template::new_key_offset): New method declaration.
1674 (Stringpool_template::offset_): New data member.
1676 2010-03-15 Rafael Espindola <espindola@google.com>
1678 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1679 Add_symbols' constructor.
1680 * readsyms.h (Add_symbols): Remove the input_group member.
1682 2010-03-10 Ian Lance Taylor <iant@google.com>
1684 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1685 target to ask whether a reference to a symbol requires a stack
1687 * target.h (Target::is_call_to_non_split): New function.
1688 (Target::do_is_call_to_non_split): Declare virtual function.
1689 * target.cc: Include "symtab.h".
1690 (Target::do_is_call_to_non_split): New function.
1691 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1693 2010-03-10 Cary Coutant <ccoutant@google.com>
1695 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1696 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1697 (File_read::open[2]): Add whole_file_view_ to list of views.
1698 (File_read::make_view): Remove test of whole_file_view_.
1699 (File_read::find_or_make_view): Create whole_file_view_ if
1701 (File_read::clear_views): Replace bool parameter with enum;
1702 adjust all callers. Don't delete views with permanent data;
1703 do delete cached views and views from archives if
1704 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1705 if clearing the corresponding view.
1706 * fileread.h (File_read::Clear_views_mode): New enum.
1707 (File_read::View::is_permanent_view): New method.
1708 (File_read::clear_views): Replace bool parameter
1709 with enum; adjust all callers.
1710 * options.h (General_options): Change keep_files_mapped option;
1711 add map_whole_files.
1712 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1714 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1717 2010-03-10 David S. Miller <davem@davemloft.net>
1719 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1721 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1723 * icf.cc (get_section_contents): Add '@' marker after processing the
1726 2010-03-08 Doug Kwan <dougkwan@google.com>
1728 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1729 due to a conversion warning.
1730 (Arm_relobj::update_output_local_symbol_count): Check for local
1731 symbol with unset output index.
1733 2010-03-05 Ian Lance Taylor <iant@google.com>
1735 * options.h (class General_options): Add --spare-dynamic-tags.
1736 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1737 --spare-dynamic-tags.
1739 2010-03-05 Ian Lance Taylor <iant@google.com>
1741 * incremental.cc: Include "libiberty.h".
1743 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1745 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1746 function, is_info_ member.
1747 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1748 (Versions::Versions): Update caller.
1749 (Versions::define_base_version): Likewise.
1750 (Versions::add_def): Likewise.
1752 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1754 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1755 (Scan::possible_function_pointer_reloc): New function.
1756 (Scan::local_reloc_may_be_function_pointer): Change to call
1757 possible_function_pointer_reloc.
1758 (Scan::global_reloc_may_be_function_pointer): Ditto.
1759 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1760 relocations in ".data.rel.ro._ZTV" section.
1761 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1762 * testsuite/icf_safe_so_test.cc: Ditto.
1763 * testsuite/icf_safe_test.cc: Ditto.
1764 * testsuite/icf_safe_test.sh: Ditto.
1766 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1767 Ian Lance Taylor <iant@google.com>
1769 * target-reloc.h (relocate_section): Check the symbol table index
1770 for -1U before setting the local symbol index.
1771 (scan_relocatable_relocs): If copying the relocation, record that
1772 the local symbol is required.
1773 * object.h (Symbol_value::is_output_symtab_index_set): New
1775 (Symbol_value::may_be_discarded_from_output_symtab): New
1777 (Symbol_value::has_output_symtab_entry): New function.
1778 (Symbol_value::needs_output_symtab_entry): Remove.
1779 (Symbol_value::output_symtab_index): Make sure the symbol index is
1781 (Symbol_value::set_output_symtab_index): Make sure the symbol
1782 index is not set. Make sure the new index is valid.
1783 (Symbol_value::set_must_have_output_symtab_entry): New function.
1784 (Symbol_value::has_output_dynsym_entry): New function.
1785 (Symbol_value::set_output_dynsym_index): Make sure the new index
1787 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1788 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1789 local symbol if permitted.
1790 (Sized_relobj::do_finalize_local_symbols): Call
1791 is_output_symtab_index_set rather than needs_output_symtab_entry.
1792 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1793 rather than needs_output_symtab_entry. Call
1794 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1795 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1796 is_output_symtab_index_set rather than needs_output_symtab_entry.
1797 * testsuite/discard_locals_relocatable_test.c: New file.
1798 * testsuite/discard_locals_test.sh: Test -r.
1799 * testsuite/Makefile.am (check_DATA): Add
1800 discard_locals_relocatable_test1.syms,
1801 discard_local_relocatable_test2.syms.
1802 (MOSTLYCLEANFILES): Likewise. Also add
1803 discard_locals_relocatable_test1.lout and
1804 discard_locals_relocatable_test2.out.
1805 (discard_locals_relocatable_test1.syms): New target.
1806 (discard_locals_relocatable_test.o): New target.
1807 (discard_locals_relocatable_test1.out): New target.
1808 (discard_locals_relocatable_test2.syms): New target.
1809 (discard_locals_relocatable_test2.out): New target.
1810 (various): Add missing ../ld-new dependencies.
1811 * testsuite/Makefile.in: Rebuild.
1813 2010-03-03 Nick Clifton <nickc@redhat.com>
1815 * po/fi.po: New Finnish translation.
1817 2010-03-01 Doug Kwan <dougkwan@google.com>
1819 * layout.cc (Layout::Layout): Force section types of .init_array*,
1820 .preinit_array* and .fini_array* sections.
1821 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1822 Fix check of return value of std::string::find.().
1823 (Output_section::Input_section_sort_compare::operator()): Remove
1824 comment about .init_array.
1825 (Output_section::Input_section_sort_init_fini_compare::operator()):
1827 (Output_section::sort_attached_input_sections): Handle .init_array
1828 and .fini_array specially.
1829 * output.h (Output_section::Inut_section_sort_compare): Update
1831 (Output_section::Input_section_sort_init_fini_compare): New struct.
1833 2010-02-26 Doug Kwan <dougkwan@google.com>
1835 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1836 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1837 * testsuite/debug_msg.sh: Avoid matching source line number for
1838 use of global variable undef_int.
1840 2010-02-26 Doug Kwan <dougkwan@google.com>
1842 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1843 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1844 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1845 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1846 * options.cc (General_options::General_options): Initialize member
1848 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1849 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1850 and rm_no_fix_v4bx.stdout
1851 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1852 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1853 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1854 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1855 and arm_no_fix_v4bx.
1856 * Makefile.in: Regenerate.
1857 * testsuite/arm_fix_v4bx.s: New file.
1858 * testsuite/arm_fix_v4bx.sh: Ditto.
1860 2010-02-24 Doug Kwan <dougkwan@google.com>
1862 * arm.cc (Target_arm::got_section): Make the .got section the first
1863 non RELRO section in the data segment.
1864 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1865 suffixes of section names.
1867 2010-02-24 Doug Kwan <dougkwan@google.com>
1869 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1870 flags and attributes merging if an input file is a binary file.
1871 * fileread.cc (Input_file::open): Record format of original file.
1872 * fileread.h (Input_file::Format): New enum type.
1873 (Input_file::Input_file): Initialize data member format_.
1874 (Input_file::format): New method definition.
1875 (Input_file::format_):: New data member.
1877 2010-02-24 Doug Kwan <dougkwan@google.com>
1879 * arm.cc (Arm_output_data_got): New class.
1880 (ARM_TCB_SIZE): New constant
1881 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1882 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1883 If user uses a script with a SECTIONS clause, issue only a warning
1884 for a misplaced EXIDX input section. Otherwise, issue an error.
1885 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1887 (Target_arm::got_mode_index_entry): Handle static linking.
1888 (Target_arm::Scan::local): Ditto.
1889 (Target_arm::Scan::global): Ditto.
1890 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1891 all incorrectly implemented relocations.
1892 (Target_arm::fix_exidx_coverage): Pass layout to
1893 Arm_output_section::fix_exidx_coverage.
1894 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1895 from ".ARM.exidx." and ".ARM.extab.".
1897 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1899 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1900 section if it does not already exist.
1901 * attributes.cc (Attributes_section_data::Attributes_section_data):
1902 Don't crash if size is zero.
1904 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1905 Ian Lance Taylor <iant@google.com>
1907 * gold.cc (queue_middle_tasks): If no input files were opened,
1909 * workqueue.h (Task_function::Task_function): Assert that there is
1912 2010-02-22 Doug Kwan <dougkwan@google.com>
1914 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1915 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1916 types to avoid warnings due to different uint64_t implementations
1919 2010-02-21 Doug Kwan <dougkwan@google.com>
1921 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1922 handling of the maximum backward branch offset.
1923 (Arm_relocate_functions::thumb_branch_common): Ditto.
1924 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1925 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1926 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1927 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1928 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1929 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1930 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1931 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1932 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1933 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1934 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1935 thumb2_bl_out_of_range.o): New rules.
1936 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1937 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1938 thumb2_bl_out_of_range
1939 * testsuite/Makefile.in: Regenerate.
1940 * testsuite/arm_bl_in_range.s: New file.
1941 * testsuite/arm_bl_out_of_range.s: Ditto.
1942 * testsuite/arm_branch_in_range.sh: Ditto.
1943 * testsuite/arm_branch_range.t: Ditto.
1944 * testsuite/thumb2_branch_range.t: Ditto.
1945 * testsuite/thumb_bl_in_range.s: Ditto.
1946 * testsuite/thumb_bl_out_of_range.s: Ditto.
1947 * testsuite/thumb_branch_range.t: Ditto.
1949 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1951 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1952 Add reloc offset information.
1953 * icf.cc (get_section_contents): Change iterators to point to the new
1954 vectors. Add reloc offset information to the contents.
1955 * icf.h (Icf::Sections_reachable_info): New typedef.
1956 (Icf::Sections_reachable_list): New typedef.
1957 (Icf::Offset_info): New typedef.
1958 (Icf::Reloc_info): New struct typedef.
1959 (Icf::Reloc_info_list): New typedef.
1960 (Icf::symbol_reloc_list): Delete method.
1961 (Icf::addend_reloc_list): Delete method.
1962 (Icf::section_reloc_list): Delete method.
1963 (Icf::reloc_info_list): New method.
1964 (Icf::reloc_info_list_): New member.
1966 2010-02-19 Doug Kwan <dougkwan@google.com>
1968 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1969 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1970 * arm.cc (Arm_relocation_functions): New forward declaration.
1971 (Target_arm::Target_arm): Initialize new data members
1972 got_mod_index_offset_ and tls_base_symbol_defined_.
1973 (Target_arm::Relocate::relocate_tls): New method.
1974 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1975 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1977 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1978 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1979 (Target_arm::got_mod_index_offset_,
1980 Target_arm::tls_base_symbol_defined_): New data members.
1981 (Target_arm::Scan::local, Target::Scan::global,
1982 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1985 2010-02-18 Doug Kwan <dougkwan@google.com>
1987 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1988 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1989 text section as a parameter becuase some broken tools may not set
1990 the link in section header.
1991 (Target_arm::has_got_section): New method.
1992 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1993 without any mapping symbol as data only. Remove warning.
1994 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1995 link in its section header, try to discover the link by inspecting the
1996 REL31 relocation at the beginning of the section.
1997 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1999 (Target_arm::Scan::global): Treat any reference to the symbol
2000 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2002 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2004 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2005 (Scan::global_reloc_may_be_function_pointer): New function.
2006 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2007 (Scan::global_reloc_may_be_function_pointer): New function.
2008 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2009 (Scan::global_reloc_may_be_function_pointer): New function.
2010 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2011 (Scan::global_reloc_may_be_function_pointer): New function.
2012 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2013 (Scan::global_reloc_may_be_function_pointer): New function.
2014 (Scan::possible_function_pointer_reloc): New function.
2015 (Target_x86_64::can_check_for_function_pointers): New function.
2016 * gc.h (gc_process_relocs): Scan relocation types to determine if
2017 function pointers were taken for targets that support it.
2018 * icf.cc (Icf::find_identical_sections): Include functions for
2019 folding in safe ICF whose pointer is not taken.
2020 * icf.h (Secn_fptr_taken_set): New typedef.
2021 (fptr_section_id_): New member.
2022 (section_has_function_pointers): New function.
2023 (set_section_has_function_pointers): New function.
2024 (check_section_for_function_pointers): New function.
2025 * options.h: Fix comment for safe ICF option.
2026 * target.h (can_check_for_function_pointers): New function.
2027 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2028 Modify icf_safe_test for X86-64.
2029 * testsuite/Makefile.in: Regenerate.
2030 * testsuite/icf_safe_so_test.cc: New file.
2031 * testsuite/icf_safe_so_test.sh: New file.
2032 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2033 (main): Change to take pointer to function kept_func_3.
2034 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2035 folding is done correctly for X86-64.
2037 2010-02-12 David S. Miller <davem@davemloft.net>
2039 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2040 is_symbolless parameter.
2041 (Output_reloc<SHT_REL>::is_symbolless): New.
2042 (Output_reloc<SHT_REL>::is_symbolless_): New.
2043 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2044 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2045 (Output_reloc<SHT_RELA>::is_symbolless): New.
2046 (Output_data_reloc::add_global): Handle is_symbolless.
2047 (Output_data_reloc::add_global_relative): Likewise.
2048 (Output_data_reloc::add_local): Likewise.
2049 (Output_data_reloc::add_local_relative): Likewise.
2050 (Output_data_reloc::add_symbolless_global_addend): New.
2051 (Output_data_reloc::add_symbolless_local_addend): New.
2052 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2054 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2055 instead of ->is_relative_
2056 (Output_reloc::write): Likewise.
2057 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2058 (Output_reloc::write_rel): Simplify.
2060 * sparc.cc (Target_sparc::Scan::local): Use
2061 ->add_symbolless_local_addend as needed.
2062 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2063 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2064 based upon relocation offset.
2066 2010-02-11 Doug Kwan <dougkwan@google.com>
2068 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2069 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2070 beginning of function.
2071 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2072 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2073 parameter is_32bit in calls to should_apply_static_reloc.
2074 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2075 (check_DATA): Add arm_abs_global.stdout.
2076 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2077 arm_abs_global.stdout): New rules.
2078 (MOSTLLYCLEANFILES): Add arm_abs_global
2079 * Makefile.in: Regenerate.
2080 * testsuite/arm_abs_global.s: New file.
2081 * testsuite/arm_abs_global.sh: Ditto.
2082 * testsuite/arm_abs_lib.s: Ditto.
2084 2010-02-11 Ian Lance Taylor <iant@google.com>
2086 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2088 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2089 Allocate_commons_task first.
2090 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2091 task, rather than symtab_lock_.
2092 (Gc_process_relocs::~Gc_process_relocs): New function.
2093 (Gc_process_relocs::is_runnable): Check this_blocker_.
2094 (Gc_process_relocs::locks): Use next_blocker_ rather than
2096 (Scan_relocs::~Scan_relocs): New function.
2097 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2099 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2101 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2102 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2103 constructor accordingly.
2104 (class Gc_process_relocs): Likewise.
2105 (class Scan_relocs): Likewise.
2106 * common.h (class Allocate_commons_task): Remove symtab_lock_
2107 field, and corresponding constructor parameter.
2108 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2110 (Allocate_commons_task::locks): Likewise.
2112 2010-02-11 Ian Lance Taylor <iant@google.com>
2114 * gold-threads.h (class Once): Define.
2115 (class Initialize_lock): Rewrite as child of Once.
2116 * gold-threads.cc (class Once_initialize): Define.
2117 (once_pointer_control): New static variable.
2118 (once_pointer, once_arg): New static variables.
2119 (c_run_once): New static function.
2120 (Once::Once, Once::run_once, Once::internal_run): New functions.
2121 (class Initialize_lock_once): Remove.
2122 (initialize_lock_control): Remove.
2123 (initialize_lock_pointer): Remove.
2124 (initialize_lock_once): Remove.
2125 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2126 (Initialize_lock::initialize): Rewrite.
2127 (Initialize_lock::do_run_once): New function.
2128 * archive.cc (Archive::interpret_header): Only clear name if it is
2130 * fileread.cc: Include "gold-threads.h"
2131 (file_counts_lock): New static variable.
2132 (file_counts_initialize_lock): Likewise.
2133 (File_read::release): Only increment counts when using --stats.
2134 Use a lock around the increment.
2135 * parameters.cc (class Set_parameters_target_once): Define.
2136 (set_parameters_target_once): New static variable.
2137 (Parameters::Parameters): Move here from parameters.h.
2138 (Parameters::set_target): Rewrite.
2139 (Parameters::set_target_once): New function.
2140 (Parameters::clear_target): Move here and rewrite.
2141 * parameters.h (class Parameters): Update declarations. Add
2142 set_parameters_target_once_ field.
2143 (Parameters::Parameters): Move to parameters.cc.
2144 (Parameters::clear_target): Likewise.
2145 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2147 (Start_group::~Start_group): New function.
2148 (Start_group::is_runnable): New function.
2149 (Start_group::locks, Start_group::run): New functions.
2150 (Finish_group::run): Change saw_undefined to size_t.
2151 * readsyms.h (class Start_group): Define.
2152 (class Finish_group): Change saw_undefined_ field to size_t.
2153 (Finish_group::Finish_group): Remove saw_undefined and
2154 this_blocker parameters. Change all callers.
2155 (Finish_group::set_saw_undefined): New function.
2156 (Finish_group::set_blocker): New function.
2157 * symtab.h (class Symbol_table): Change saw_undefined to return
2158 size_t. Change saw_undefined_ field to size_t.
2159 * target-select.cc (Set_target_once::do_run_once): New function.
2160 (Target_selector::Target_selector): Initialize set_target_once_
2161 field. Don't initialize lock_ and initialize_lock_ fields.
2162 (Target_selector::instantiate_target): Rewrite.
2163 (Target_selector::set_target): New function.
2164 * target-select.h (class Set_target_once): Define.
2165 (class Target_selector): Update declarations. Make
2166 Set_target_once a friend. Remove lock_ and initialize_lock_
2167 fields. Add set_target_once_ field.
2169 2010-02-10 Ian Lance Taylor <iant@google.com>
2171 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2173 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2174 (queue_middle_tasks): Add all blockers before queueing any tasks.
2175 (queue_final_tasks): Likewise.
2176 * token.h (Task_token::add_blockers): New function.
2177 * object.h (Input_objects::number_of_relobjs): New function.
2179 2010-02-10 Ian Lance Taylor <iant@google.com>
2181 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2182 shared, not if not position independent.
2183 * x86_64.cc (Relocate::relocate_tls): Likewise.
2184 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2185 (tls_pie_pic_test): New target.
2186 * testsuite/Makefile.in: Rebuild.
2188 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2189 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2190 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2191 * testsuite/Makefile.in: Rebuild.
2193 2010-02-09 David S. Miller <davem@davemloft.net>
2195 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2196 R_SPARC_RELATIVE using ->add_local_relative().
2197 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2199 * output.h (Output_data_dynamic::add_section_size): New method
2200 that takes two Output_data objects.
2201 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2202 entry param. Handle it in initializers.
2203 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2204 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2205 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2207 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2208 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2209 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2210 for dynrel_includes_plt.
2211 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2212 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2213 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2215 (Target_sparc::do_finalize_sections): Update to pass true for
2216 dynrel_includes_plt.
2217 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2218 output before .rela.plt
2219 (Target_powerpc::do_finalize_sections): Update to pass true for
2220 dynrel_includes_plt when 32-bit.
2222 2010-02-08 Doug Kwan <dougkwan@google.com>
2224 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2226 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2227 Arm_relobj::scan_section_for_cortex_a8_stubs,
2228 Arm_relobj::do_relocation_section): Instead of calling
2229 Output_section::output_address, use faster
2230 Arm_relobj::simple_input_section_output_address.
2232 2010-02-08 David S. Miller <davem@davemloft.net>
2234 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2235 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2236 relocation helper function.
2238 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2239 just like R_SPARC_GOT{10,13,22}.
2240 (Target_sparc::Scan::local): Likewise.
2241 (Target_sparc::Relocate:relocate): Likewise.
2243 2010-02-06 Ian Lance Taylor <iant@google.com>
2245 * configure.ac: Rewrite targetobjs duplicate removal code to use
2246 only shell constructs.
2247 * configure: Rebuild.
2249 2010-02-05 Doug Kwan <dougkwan@google.com>
2252 * arm.cc (Arm_relobj::section_is_scannable): New method.
2253 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2254 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2256 2010-02-04 Doug Kwan <dougkwan@google.com>
2259 * arm-reloc-property.cc (cstdio): Include.
2260 * configure.ac (targetobjs): Remove duplicates.
2261 * configure: Regenerate.
2262 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2263 big and little endian version for a given address size.
2265 2010-02-03 Doug Kwan <dougkwan@google.com>
2267 * arm-reloc-property.cc
2268 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2270 * arm-reloc-property.h
2271 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2272 New method definition.
2273 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2275 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2277 (GOT_PREL): Change implemented to Y.
2278 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2279 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2280 (Arm_relocate_functions::movw_abs_nc): Remove method.
2281 (Arm_relocate_functions::movt_abs): Ditto.
2282 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2283 (Arm_relocate_functions::thm_movt_abs): Ditto.
2284 (Arm_relocate_functions::movw_rel_nc): Ditto.
2285 (Arm_relocate_functions::movw_rel): Ditto.
2286 (Arm_relocate_functions::movt_rel): Ditto.
2287 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2288 (Arm_relocate_functions:thm_movw_rel): Ditto.
2289 (Arm_relocate_functions:thm_movt_rel): Ditto.
2290 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2291 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2292 New method definitions.
2293 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2294 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2295 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2296 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2297 (Target_arm::Relocate::relocate): Check for non-static or
2298 unimplemented relocation code and exit early. Change calls to
2299 Target_arm::reloc_uses_thumb_bit and
2300 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2301 instead. Refactor code to handle similar relocations to increase
2302 code sharing. Remove check for unsupported relocation code in switch
2304 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2305 relocation property table to find out size. Change error message to
2306 print out the name of a relocation code instead of the numeric value.
2307 (Target_arm::scan_reloc_for_stub): Use relocation property table
2308 instead of calling Target_arm::reloc_uses_thumb_bit().
2310 2010-02-02 Doug Kwan <dougkwan@google.com>
2312 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2313 types of relaxed input section.
2315 2010-02-02 Doug Kwan <dougkwan@google.com>
2317 * Makefile.am (HFILES): Add arm-reloc-property.h.
2319 (TARGETSOURCES): Add arm-reloc-property.cc
2320 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2321 (libgold_a_SOURCES): $(DEFFILES)
2322 * Makefile.in: Regenerate.
2323 * arm-reloc-property.cc: New file.
2324 * arm-reloc-property.h: New file.
2325 * arm-reloc.def: New file.
2326 * arm.cc: Update comments.
2327 (arm-reloc-property.h): New included header.
2328 (arm_reloc_property_table): New global variable.
2329 (Target_arm::do_select_as_default_target): New method definition.
2330 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2331 arm-reloc-property to targ_extra_obj.
2332 * parameters.cc (set_parameters_target): Call
2333 Target::select_as_default_target().
2334 * target.h (Target::select_as_default_target): New method definition.
2335 (Target::do_select_as_default_target): Same.
2337 2010-02-01 Doug Kwan <dougkwan@google.com>
2339 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2340 first_output_text_section_.
2341 (Arm_exidx_fixup::first_output_text_section): New method definition.
2342 (Arm_exidx_fixup::first_output_text_section_): New data member.
2343 (Arm_exidx_fixup::process_exidx_section): Record the first text
2344 output section seen.
2345 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2346 and entsize in output section header.
2348 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2350 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2351 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2352 (Arm_relocate_functions::thm_alu11): New Method.
2353 (Arm_relocate_functions::thm_pc8): New Method.
2354 (Arm_relocate_functions::thm_pc12): New Method.
2355 (Target_arm::Scan::local): Handle the relocations.
2356 (Target_arm::Scan::global): Likewise.
2357 (Target_arm::Relocate::relocate): Likewise.
2358 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2360 2010-01-29 Doug Kwan <dougkwan@google.com>
2362 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2363 of relocation types as ld.
2365 2010-01-29 Doug Kwan <dougkwan@google.com>
2367 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2369 (Arm_relocate_functions::thumb_branch_common): Ditto.
2370 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2371 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2372 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2373 Arm_relocate_functions::jump24): Remove.
2374 (Target_arm::Relocate::relocate): Adjust code to call
2375 Arm_relocation_functions::arm_branch_common and
2376 Arm_relocation_functions::thumb_branch_common instead of their removed
2377 wrappers. Merge switch-cases together to reduce source code size.
2379 2010-01-29 Doug Kwan <dougkwan@google.com>
2381 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2382 output_local_symbol_count_needs_update_.
2383 (Arm_relobj::output_local_symbol_count_needs_update,
2384 Arm_relobj::set_output_local_symbol_count_needs_update,
2385 Arm_relobj::update_output_local_symbol_count): New methods.
2386 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2388 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2389 of pointed function as in a R_ARM_PREL31 relocation.
2390 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2391 for output local symbol count updating.
2392 (Target_arm::do_relax): Update output local symbol counts in objects
2394 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2396 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2398 * arm.cc: Added support for the ARM relocations:
2399 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2400 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2401 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2403 (Arm_relocate_functions::movw_rel): New method.
2404 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2405 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2407 (Arm_relocate_functions::thm_movw_rel): New method.
2408 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2410 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2412 (Target_arm::Scan::global): Likewise.
2413 (Target_arm::Relocate::relocate): Likewise.
2414 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2417 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2419 * arm.cc: Added support for ARM group relocations.
2420 (Target_arm::reloc_needs_sym_origin): New method.
2421 (Arm_relocate_functions::calc_grp_kn): New method.
2422 (Arm_relocate_functions::calc_grp_residual): New method.
2423 (Arm_relocate_functions::calc_grp_gn): New method.
2424 (Arm_relocate_functions::arm_grp_alu): New Method.
2425 (Arm_relocate_functions::arm_grp_ldr): New Method.
2426 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2427 (Arm_relocate_functions::arm_grp_ldc): New Method.
2428 (Target_arm::Scan::local): Handle the ARM group relocations.
2429 (Target_arm::Scan::global): Likewise.
2430 (Target_arm::Relocate::relocate): Likewise.
2431 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2434 2010-01-26 Doug Kwan <dougkwan@google.com>
2436 * arm.cc (set): Include.
2437 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2439 (Arm_output_section::Text_section_list): New type.
2440 (Arm_output_section::append_text_sections_to_list): New method.
2441 (Arm_output_section::fix_exidx_coverage): Ditto.
2442 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2443 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2444 Relobj::set_section_offset() instead of
2445 Sized_relobj::invalidate_section_offset().
2446 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2447 parameter for section headers. Ignore relocation sections for
2448 unallocated sections and EXIDX sections.
2449 (Target_arm::fix_exidx_coverage): New method.
2450 (Target_arm::output_section_address_less_than): New type.
2451 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2452 linked text section instead of the EXIDX section.
2453 (Arm_output_section::create_stub_group): Add an assertion to check
2454 that this is not an EXIDX output section.
2455 (Arm_output_section::append_text_sections_to_list): New method.
2456 (Arm_output_section::fix_exidx_coverage): Ditto.
2457 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2458 Arm_relobj::section_needs_reloc_stub_scanning.
2459 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2461 (Target_arm::fix_exidx_coverage): New method.
2462 * object.h (Relobj::set_output_section): New method.
2463 (Sized_relobj::invalidate_section_offset): Remove method.
2464 (Sized_relobj::do_invalidate_section_offset): Remove method.
2465 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2467 2010-01-25 Doug Kwan <dougkwan@google.com>
2469 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2470 Fix warning due to signed and unsigned comparison on a 32-bit host.
2472 2010-01-22 Doug Kwan <dougkwan@google.com>
2474 * arm.cc (Target_arm::do_relax): Record an output section for section
2475 offset adjustment it contains any stub table that has changed.
2476 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2477 offsets in an output section if necessary.
2478 * output.cc (Output_section::Output_section): Initialize
2479 section_offsets_need_adjustments_.
2480 (Output_section::add_input_section_for_script): Renamed to
2481 Output_section::add_simple_input_section.
2482 (Output_section::save_states): Add a comment.
2483 (Output_section::discard_states): New method defintion.
2484 (Output_section::adjust_section_offsets): Same.
2485 * output.h (Output_section::add_input_section_for_script): Renamed to
2486 Output_section::add_simple_input_section.
2487 (Output_section::discard_states): New method declaration.
2488 (Output_section::adjust_section_offsets): Same.
2489 (Output_section::section_offsets_need_adjustment,
2490 Output_section::set_section_offsets_need_adjustment): New method
2492 (Output_section::section_offsets_need_adjustment_): New data member.
2493 * script-sections.cc
2494 (Output_section_element_input::set_section_address): Adjust code for
2495 renaming of Output_section::add_input_section_for_script.
2496 (Orphan_output_section::set_section_address): Same.
2498 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2500 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2501 Fix_v4bx enum values .
2502 * gold/options.h (General_options): New option definitions.
2503 (General_options::fix_v4bx): New method.
2504 (General_options::Fix_v4bx): New enum.
2505 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2506 (General_options::parse_fix_v4bx_interworking): New method.
2508 2010-01-22 Doug Kwan <dougkwan@google.com>
2510 * arm.cc (Arm_exidx_fixup): New class.
2512 2010-01-21 Doug Kwan <dougkwan@google.com>
2514 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2516 (Arm_exidx_section_offset_map): New type.
2518 2010-01-21 Doug Kwan <dougkwan@google.com>
2520 * arm.cc (Arm_exidx_input_section): New class.
2521 (Arm_relobj::exidx_input_section_by_link,
2522 Arm_relobj::exidx_input_section_by_shndx,
2523 Arm_relobj::make_exidx_input_section): New methods.
2524 (read_arm_attributes_section): Remove.
2525 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2526 information about them.
2527 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2530 2010-01-20 Doug Kwan <dougkwan@google.com>
2532 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2533 Input_section_specifier to Section_id.
2534 (Target_arm::new_arm_input_section: Adjust code for change of key
2536 (Target_arm::find_arm_input_section): Ditto.
2537 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2538 (Section_id): Remove.
2539 (Garbage_collection::Section_id_hash): Remove.
2540 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2541 (Section_id): Remove.
2542 (Icf::Section_id_hash): Remove.
2543 * object.h (Section_id, Const_section_id, Section_id_hash,
2544 Const_section_id_hash): New type definitions.
2545 * output.cc (Output_section::add_relaxed_input_section): Change to
2546 use Const_section_id instead of Input_section_specifier as key type.
2547 (Output_section::add_merge_input_section): Ditto.
2548 (Output_section::build_relaxation_map): Change to use Section_id
2549 instead of Input_section_specifier as key type.
2550 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2552 (Output_section::convert_input_sections_to_relaxed_sections): Change
2553 to use Const_section_id instead of Input_section_specifier as key type.
2554 (Output_section::find_merge_section): Ditto.
2555 (Output_section::find_relaxed_input_section): Ditto.
2556 * output.h (Input_section_specifier): Remove class.
2557 (Output_section::Output_section_data_by_input_section_map): Change
2558 key type to Const_section_id.
2559 (Output_section::Output_relaxed_input_section_by_input_section_map):
2561 (Output_section::Relaxation_map): Change key type to Section_id.
2563 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2565 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2566 (class Arm_v4bx_stub): New class.
2567 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2568 (Stub_factory::make_arm_v4bx_stub): New method.
2569 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2570 (Stub_table::empty): Handle v4bx stubs.
2571 (Stub_table::add_arm_v4bx_stub): New method.
2572 (Stub_table::find_arm_v4bx_stub): New method.
2573 (Arm_relocate_functions::v4bx): New method.
2574 (Target_arm::fix_v4bx): New method.
2575 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2576 (Stub_table::relocate_stubs): Likewise.
2577 (Stub_table::do_write): Likewise.
2578 (Stub_table::update_data_size_and_addralign): Likewise.
2579 (Stub_table::finalize_stubs): Likewise.
2580 (Target_arm::Scan::local): Likewise.
2581 (Target_arm::Scan::global): Likewise.
2582 (Target_arm::do_finalize_sections): Likewise.
2583 (Target_arm::Relocate::relocate): Likewise.
2584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2586 (Target_arm::scan_reloc_for_stub): Likewise.
2587 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2589 2010-01-19 Ian Lance Taylor <iant@google.com>
2591 * output.cc (Output_section_headers::do_sized_write): Write large
2592 segment count to sh_info field.
2593 (Output_file_header::do_sized_write): For large segment count,
2594 write PN_XNUM to e_phnum field.
2596 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2598 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2599 (Arm_relocate_functions::thm_jump8): New function.
2600 (Arm_relocate_functions::thm_jump11): New function.
2601 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2603 (Target_arm::Scan::global): Likewise.
2604 (Target_arm::Relocate::relocate): Likewise.
2605 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2608 2010-01-14 Doug Kwan <dougkwan@google.com>
2610 * arm.cc (map, utility): Include headers.
2611 (Target_arm::apply_cortex_a8_workaround): New method.
2612 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2613 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2614 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2615 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2616 the --[no-]fix-cortex-a8 command line options.
2617 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2618 (Target_arm::relocate_stub): Use addend in instruction template.
2619 * options.h (DEFINE_bool): Set the user-set flag.
2620 (General_options): Add --[no-]-fix-cortex options.
2621 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2622 : Update fast look-up map after conversion.
2624 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2626 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2627 in the first pass of do_layout.
2629 2010-01-13 Doug Kwan <dougkwan@google.com>
2631 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2632 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2633 apparent compiler problem of not folding static constant integral
2634 data members of elfcpp::Elf_sizes<32>.
2636 2010-01-13 Doug Kwan <dougkwan@google.com>
2638 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2639 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2640 Arm_relobj::scan_section_for_cortex_a8_erratum,
2641 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2642 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2643 sections to scan for relocation stubs into a new method
2644 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2645 relocation and Cortex-A8 stub scanning.
2646 (Target_arm::do_relax): Force stubs to be after stubbed sections
2647 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2648 the beginning of a new relaxation pass. Update a comment.
2649 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2651 2010-01-12 Ian Lance Taylor <iant@google.com>
2653 * target-reloc.h (visibility_error): New inline function.
2654 (relocate_section): Call visibility_error.
2655 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2656 (MOSTLYCLEANFILES): Likewise.
2657 (protected_4_pic.o, protected_3.err): New targets.
2658 * testsuite/protected_4.cc: New file.
2660 2010-01-12 Doug Kwan <dougkwan@google.com>
2662 * arm.cc (Cortex_a8_reloc): New class.
2663 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2664 and cortex_a8_relocs_info_.
2665 (Target_arm::fix_cortex_a8): New method definition.
2666 (Target_arm::Cortex_a8_relocs_info): New type.
2667 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2668 New data member declarations.
2669 (Target_arm::scan_reloc_for_stub): Record information about
2670 relocations for THUMB branches that might be exempted from the
2671 Cortex-A8 workaround.
2672 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2673 at the beginning of a relaxation pass.
2675 2010-01-12 Doug Kwan <dougkwan@google.com>
2677 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2678 (Arm_relobj::Mapping_symbol_position,
2679 Arm_reloj::Mapping_symbol_position_less,
2680 Arm_relobj::Mapping_symbols_info): New types.
2681 (Target_arm::is_mapping_symbol_name): New method definition.
2682 (Arm_relobj::do_count_local_symbols): Save information about mapping
2685 2010-01-11 Doug Kwan <dougkwan@google.com>
2687 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2688 Arm_relocate_functions::thumb32_branch_upper,
2689 Arm_relocate_functions::thumb32_branch_lower,
2690 Arm_relocate_functions::thumb32_cond_branch_offset,
2691 Arm_relocate_functions::thumb32_cond_branch_upper,
2692 Arm_relocate_functions::thumb32_cond_branch_lower,
2693 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2694 branch offset encoding.
2695 (Arm_relocate_functions::thumb_branch_common): Use new branch
2696 offset encoding methods to avoid code duplication.
2697 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2698 (Stub_addend_reader::operator()): Use new branch encoding method
2699 to avoid code duplication.
2701 2010-01-11 Doug Kwan <dougkwan@google.com>
2703 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2704 (Target_arm::do_finalize_sections): Define special EXIDX section
2705 symbols only if referenced.
2706 * gc.h (Garbage_collection::add_reference): New method.
2707 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2710 2010-01-11 Ian Lance Taylor <iant@google.com>
2712 * script.cc (Version_script_info::build_expression_list_lookup):
2713 Change complaing about duplicate wildcard match from error to
2716 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2718 (Version_script_info::Version_script_info): Initialize globs_,
2719 default_version_, default_is_global_, and exact_. Don't
2720 initialize globals_ or locals_.
2721 (Version_script_info::build_lookup_tables): Build local symbols
2723 (Version_script_info::unquote): New function.
2724 (Version_script_info::add_exact_match): New function.
2725 (Version_script_info::build_expression_list_lookup): Remove lookup
2726 parameter. Add is_global parameter. Change all callers. Handle
2727 wildcard pattern specially. Unquote pattern. Call
2729 (Version_script_info::get_name_to_match): New function.
2730 (Version_script_info::get_symbol_version): New function.
2731 (Version_script_info::get_symbol_version_helper): Remove.
2732 (Version_script_info::check_unmatched_names): Call unquote.
2733 * script.h (class Version_script_info): Change get_symbol_version
2734 to be non-inline and add is_global parameter; change all callers.
2735 Rewrite symbol_is_local. Update declarations. Define struct
2736 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2737 Remove globals_ and locals_ members. Add exact_, globs_,
2738 default_version_, is_global_.
2739 (Version_script_info::Glob): Remove pattern, add expression and
2740 is_global. Update constructor. Change all callers.
2741 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2743 (Versions::symbol_section_contents): If a symbol is undefined, or
2744 defined in a dynamic object, set the version index to
2746 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2748 (Symbol_table::add_from_pluginobj): Likewise.
2749 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2751 2010-01-11 Doug Kwan <dougkwan@google.com>
2753 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2754 (incremental_dump_LDADD): Add linking option for libintl.
2755 * Makefile.in: Regenerate.
2757 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2760 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2762 * testsuite/Makefile.in: Regenerated.
2764 2010-01-10 Doug Kwan <dougkwan@google.com>
2766 * options.h (DEFINE_var): Use parentheses around argument varname__
2767 in macro body to avoid any unintended subsequent substitutions.
2769 2010-01-10 Ian Lance Taylor <iant@google.com>
2771 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2772 candidates before doing symbol resolution.
2774 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2775 ODR candidates if only one is weak.
2777 2010-01-08 Ian Lance Taylor <iant@google.com>
2779 * script.cc (Version_script_info::build_expression_list_lookup):
2780 Don't warn about ambiguous version, just record the ambiguity.
2781 (Version_script_info::get_symbol_version_helper): Give error if
2782 version is ambiguous.
2784 2010-01-08 Doug Kwan <dougkwan@google.com>
2786 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2787 prev_data_size_ and prev_addralign_. Remove initializer for
2788 deleted data member has_been_changed_.
2789 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2790 to determine if the table is empty.
2791 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2793 (Stub_table::add_reloc_stub): Define method in class definition
2794 instead of just declaring it there.
2795 (Stub_table::add_cortex_a8_stub): New method definition.
2796 (Stub_table::update_data_size_and_addralign): Ditto.
2797 (Stub_table::finalize_stubs): Ditto.
2798 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2799 (Stub_table::do_addralign_): Return address alignment in the
2800 (Stub_table::do_reset_address_and_file_offset): Define method in
2801 class definition instead of declaring it there. Set current data
2802 size to be the data size of the previous pass.
2803 (Stub_table::set_final_data_size): Use current data size as the
2805 (Stub_table::relocate_stub): Change parameter type of stub from
2806 Reloc_stub pointer to Stub pointer.
2807 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2808 (Stub_table::Cortex_a8_stub_list): New typedef.
2809 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2810 Stub_table::prev_addralign_): New data member.
2811 (Arm_relobj::Arm_relobj): Initialize data member
2812 section_has_cortex_a8_workaround_.
2813 (Arm_relobj::section_has_cortex_a8_workaround,
2814 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2816 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2818 (Target_arm::relocate_stub): Change parameter type of stub from
2819 Reloc_stub pointer to Stub pointer.
2820 (Insn_template::size, Insn_template::alignment): Handle
2821 THUMB16_SPECIAL_TYPE.
2822 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2823 Stub_table::update_data_size_and_addralign,
2824 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2826 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2827 (Stub_table::do_write): Ditto.
2828 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2830 2010-01-08 Ian Lance Taylor <iant@google.com>
2833 * symtab.h (class Symbol): Remove fields is_target_special_ and
2834 has_plt_offset_. Add field is_defined_in_discarded_section_.
2835 (Symbol::is_defined_in_discarded_section): New function.
2836 (Symbol::set_is_defined_in_discarded_section): New function.
2837 (Symbol::has_plt_offset): Rewrite.
2838 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2839 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2840 Don't initialize is_target_special_ or has_plt_offset_.
2841 Initialize is_defined_in_discarded_section_.
2842 (Symbol_table::add_from_relobj): If appropriate, set
2843 is_defined_in_discarded_section.
2844 * resolve.cc (Symbol::override_base_with_special): Don't test
2845 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2846 * target-reloc.h (relocate_section): Do special handling for
2847 symbols defined in discarded sections for global symbols as well
2850 2010-01-08 Ian Lance Taylor <iant@google.com>
2852 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2853 the SHT_SYMTAB case.
2855 2010-01-08 Ian Lance Taylor <iant@google.com>
2857 * object.cc (Sized_relobj::do_layout): Don't get confused if
2858 layout_eh_frame returns NULL.
2860 2010-01-08 Ian Lance Taylor <iant@google.com>
2863 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2864 dynamic symbol table, use the normal symbol table.
2865 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2868 2010-01-08 Ian Lance Taylor <iant@google.com>
2871 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2874 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2876 * version.cc (print_version): Change to "Copyright 2010".
2878 2010-01-08 Ian Lance Taylor <iant@google.com>
2882 * i386.cc (class Target_i386): Change return type of plt_section
2884 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2885 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2886 tls_desc_rel_ field.
2887 (Output_data_plt_i386::rel_tls_desc): New function.
2888 (Target_i386::rel_tls_desc_section): New function.
2889 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2890 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2891 R_386_TLS_DESC reloc in rel_tls_desc_section.
2892 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2893 Define struct Tlsdesc_info.
2894 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2895 (Target_x86_64::do_reloc_symbol_index): New function.
2896 (Target_x86_64::add_tlsdesc_info): New function.
2897 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2898 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2900 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2902 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2903 (Target_x86_64::rela_tlsdesc_section): New function.
2904 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2906 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2907 (Target_x86_64::do_reloc_addend): New function.
2908 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2909 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2910 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2911 (Output_reloc::type): New function.
2912 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2913 (Output_reloc::is_target_specific): New function.
2914 (Output_reloc::target_arg): New function.
2915 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2916 absolute relocs and target specific relocs.
2917 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2918 add_target_specific.
2919 (class Output_data_reloc) [SHT_RELA]: Likewise.
2920 * output.cc (Output_reloc::Output_reloc): Add four new versions
2921 for absolute relocs and target specific relocs.
2922 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2923 (Output_reloc::get_symbol_index): Likewise.
2924 (Output_reloc::local_section_offset): Check that local_sym_index_
2925 is not TARGET_CODE or 0.
2926 (Output_reloc::symbol_value): Likewise.
2927 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2929 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2930 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2932 * layout.cc (add_target_dynamic_tags): Use output section for
2933 DT_PLTRELSZ and DT_JMPREL.
2935 2010-01-07 Ian Lance Taylor <iant@google.com>
2938 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2940 (class Output_data_reloc_generic): Define.
2941 (class Output_data_reloc_base): Change base class to
2942 Output_data_reloc_generic. Change add() method to call
2943 bump_relative_reloc_count for a relative reloc. Remove
2945 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2947 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2948 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2950 * layout.h (class Layout): Update declaration.
2952 2010-01-07 Ian Lance Taylor <iant@google.com>
2954 * output.h (class Output_data): Add const version of
2955 output_section and do_output_section.
2956 (class Output_section_data): Add const version of
2958 (class Output_section): Likewise.
2959 * layout.cc (Layout::add_target_dynamic_tags): New function.
2960 * layout.h (class Layout): Update declarations.
2961 * arm.cc (Target_arm::do_finalize_sections): Use
2962 add_target_dynamic_tags.
2963 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2964 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2965 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2966 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2968 2010-01-07 Ian Lance Taylor <iant@google.com>
2971 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2974 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2975 Ian Lance Taylor <iant@google.com>
2978 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2979 Xindex::read_symtab_xindex.
2981 2010-01-07 Doug Kwan <dougkwan@google.com>
2983 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2984 (Insn_template::thumb16_bcond_insn): New method declaration.
2985 (Insn_template): Fix spelling.
2986 (Stub::thumb16_special): New method declaration.
2987 (Stub::do_write): Define virtual method which was previously pure
2989 (Stub::do_thumb16_special): New method declaration.
2990 (Stub::do_fixed_endian_write): New template member.
2991 (Reloc_stub::do_write): Remove.
2992 (Reloc_stub::do_fixed_endian_write): Remove.
2993 (Cortex_a8_stub): New class definition.
2994 (Stub_factory::make_cortex_a8_stub): New method definition.
2995 (Stub_factory::Stub_factory): Add missing static storage class
2996 qualifier for elf32_arm_stub_a8_veneer_blx.
2998 2010-01-07 Ian Lance Taylor <iant@google.com>
3001 * options.h (class General_options): Add --warn-unresolved-symbols
3002 and --error-unresolved-symbols.
3003 * errors.cc (Errors::undefined_symbol): Implement
3004 --warn-unresolved-symbols.
3006 * options.h (class General_options): Add -z text and -z textoff.
3007 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3009 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3011 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3012 (Garbage_collection::cident_sections): New function.
3013 (Garbage_collection::add_cident_section): New function.
3014 (Garbage_collection::cident_sections_): New member.
3015 (gc_process_relocs): Add references to sections whose names are C
3017 * gold.h (cident_section_start_prefix): New constant.
3018 (cident_section_stop_prefix): New constant.
3019 (is_cident): New function.
3020 * layout.cc (Layout::define_section_symbols): Replace string constants
3021 with the newly defined constants.
3022 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3024 * testsuite/Makefile.am: Add gc_orphan_section_test.
3025 * testsuite/Makefile.in: Regenerate.
3026 * testsuite/gc_orphan_section_test.cc: New file.
3027 * testsuite/gc_orphan_section_test.sh: New file.
3029 2010-01-06 Ian Lance Taylor <iant@google.com>
3032 * options.h (class General_options): Add --warn-shared-textrel.
3033 * layout.cc (Layout::finish_dynamic_section): Implement
3034 --warn-shared-textrel.
3037 * options.h (class General_options): Add --warn-multiple-gp.
3039 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3041 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3042 $(THREADSLIB) and $(LIBDL).
3043 * Makefile.in: Rebuild.
3045 2010-01-06 Ian Lance Taylor <iant@google.com>
3048 * options.cc (General_options::parse_section_start): New function.
3049 (General_options::section_start): New function.
3050 (General_options::General_options): Initialize all members.
3051 * options.h: Include <map>
3052 (class General_options): Add --section-start. Add section_starts_
3054 * layout.cc (Layout::attach_allocated_section_to_segment): If
3055 --section-start was used, set the address of the segment. Remove
3056 local sort_sections.
3057 (Layout::relaxation_loop_body): If the address of the load segment
3058 has been set by --section-start, don't use it.
3059 * output.h (Output_segment::update_flags_for_output_section): New
3061 * output.cc (Output_segment::add_output_section): Call
3062 update_flags_for_output_section.
3064 2010-01-05 Ian Lance Taylor <iant@google.com>
3067 * options.h (class General_options): Add --undefined-version.
3068 * script.cc (struct Version_expression): Add was_matched_by_symbol
3070 (Version_script_info::matched_symbol): New function.
3071 (Version_script_info::get_symbol_version_helper): Call
3073 (Version_script_info::check_unmatched_names): New function.
3074 * script.h (class Version_script_info): Update declarations.
3075 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3077 * options.h (class General_options): Use DEFINE_bool_alias for
3078 allow_multiple_definition.
3079 * resolve.cc (Symbol_table::should_override): Don't test
3080 allow_multiple_definition.
3083 * options.h (class General_options): Add --cref.
3084 * main.cc (main): Print cref table if --cref. Don't close mapfile
3085 until after printing cref table.
3086 * cref.cc: Include "symtab.h".
3087 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3088 (Cref_table_compare::operator()): New function.
3089 (Cref_inputs::gather_cref): New function.
3090 (filecol): New static const.
3091 (Cref_inputs::print_cref): New function.
3092 (Cref::print_cref): New function.
3093 * cref.h: Include <cstdio>.
3094 (class Cref): Update declarations.
3095 * mapfile.h (Mapfile::file): New function.
3096 * object.h (class Object): Define Symbols. Declare virtual
3097 do_get_global_symbols.
3098 (Object::get_global_symbols): New function.
3099 * object.cc (Input_objects::add_object): Pass object to cref_ if
3101 (Input_objects::archive_start): Likewise.
3102 (Input_objects::archive_stop): Likewise.
3103 (Input_objects::print_cref): New function.
3104 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3105 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3107 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3109 * plugin.h (class Sized_pluginobj): Update declarations.
3111 2010-01-05 Ian Lance Taylor <iant@google.com>
3113 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3114 to is_default_version. Rename insdef to insdefault.
3115 (Symbol_table::add_from_relobj): Rename def to is_default_version
3116 and local to is_forced_local.
3117 (Symbol_table::add_from_pluginobj): Likewise.
3118 (Symbol_table::add_from_dynobj): Likewise.
3119 (Symbol_table::define_special_symbol): Rename insdef to
3122 2010-01-04 Ian Lance Taylor <iant@google.com>
3125 * options.h (class General_options): Add
3126 --allow-multiple-definition and -z muldefs.
3127 * resolve.cc (Symbol_table::should_override): Don't warn about a
3128 multiple symbol definition if --allow-multiple-definition or -z
3132 * options.h (class General_options): Add --add-needed and
3133 --copy-dt-needed-entries. Tweak --as-needed help entry.
3134 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3135 error if --copy-dt-needed-entries aka --add-needed is used and
3136 would cause a change in behaviour.
3139 * options.h (class General_options): Add -G as a short version of
3140 --shared. Add no-op options -assert, -g, and -i.
3142 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3144 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3145 check for .text or .gnu.linkonce.t sections.
3146 * icf.cc (Icf::find_identical_sections): Ditto.
3147 Change the detection for mangled function name within the section
3149 * icf.h (is_section_foldable_candidate): New function.
3151 2009-12-30 Ian Lance Taylor <iant@google.com>
3154 * options.h (class General_options): Permit two dashes with
3155 --retain-symbols-file.
3157 2009-12-30 Ian Lance Taylor <iant@google.com>
3160 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3161 don't put the file header and segment headers in the text
3165 * common.cc (Sort_commons::operator()): Stabilize sort when both
3167 (Symbol_table::do_allocate_commons_list): When allocating common
3168 symbols, skip a symbol which is no longer common.
3169 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3170 an object before checking its type.
3171 * testsuite/common_test_2.c: New file.
3172 * testsuite/common_test_3.c: New file.
3173 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3174 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3175 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3176 (common_test_2_pic.o, common_test_2.so): New targets.
3177 (common_test_3_pic.o, common_test_3.so): New targets.
3178 * testsuite/Makefile.in: Rebuild.
3181 * script.cc (read_input_script): If we see a new SECTIONS clause,
3182 and we have added an input section, give an error.
3183 * layout.h (class Layout): Add have_added_input_section function.
3184 Add have_added_input_section_ field.
3185 * layout.cc (Layout::Layout): Initialize
3186 have_added_input_section_.
3187 (Layout::layout): Set have_added_input_section_.
3188 (Layout::layout_eh_frame): Likewise.
3190 2009-12-30 Ian Lance Taylor <iant@google.com>
3193 * options.h (class General_options): Add --sort-common option.
3194 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3195 * common.cc (Sort_common): Add sort_order parameter to
3196 constructor. Add sort_order_ field.
3197 (Sort_commons::operator): Check sort_order_.
3198 (Symbol_table::allocate_commons): Determine the sort order.
3199 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3201 (Symbol_table::do_allocate_commons_list): Likewise.
3203 2009-12-30 Ian Lance Taylor <iant@google.com>
3206 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3207 symbols from this object, don't change the visibility of an
3209 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3211 2009-12-30 Ian Lance Taylor <iant@google.com>
3214 * script.h (class Version_script_info): Define Language enum.
3215 Update declarations. Define Glob, Exact, and Lookup types. Add
3216 new fields globals_, locals_, and is_finalized_.
3217 * script.cc: Various formatting fixes.
3218 (class Parser_closure): Change language_stack_ from a vector of
3219 std::string to one of Version_script_info::Language. Adjust all
3221 (class Lazy_demangler): Remove.
3222 (struct Version_expression): Change language from std::string to
3223 Version_script_info::Language.
3224 (Version_script_info::Version_script_info): New function.
3225 (Version_script_info::~Version_script_info): Don't call clear.
3226 (Version_script_info::finalize): New function.
3227 (Version_script_info::build_lookup_tables): New function.
3228 (Version_script_info::build_expression_list_lookup): New
3230 (Version_script_info::get_symbol_version_helper): Rewrite to use
3232 (Version_script_info::print_expression_list): Adjust to use
3233 Version_script_info::Language.
3234 (script_push_lex_into_version_mode): Check that the version script
3235 has not been finalized.
3236 (version_script_push_lang): Change language string to
3237 Version_script_info::Language.
3238 * options.cc (Command_line::version_script): New function.
3239 * options.h (class General_options): Add finalize_dynamic_list
3240 function. Change version_script from declaration to definition.
3241 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3242 * testsuite/version_script.map: Remove duplicate def of foo.
3243 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3245 * testsuite/Makefile.in: Rebuild.
3247 2009-12-30 Ian Lance Taylor <iant@google.com>
3250 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3251 if the input symbol index is 0, make the output symbol index 0.
3253 2009-12-30 Ian Lance Taylor <iant@google.com>
3256 * options.h (class General_options): Add -x/--discard-all.
3257 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3258 --discard-all. If the local symbol needs a dynamic entry, check
3259 that before handling --discard-locals.
3261 2009-12-30 Ian Lance Taylor <iant@google.com>
3264 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3266 (Output_segment::add_output_section): Don't change the flags if
3270 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3271 GNU hash table if they need a dynamic value. Otherwise, don't add
3272 them if they are defined in a dynamic object or are forced local.
3274 2009-12-29 Ian Lance Taylor <iant@google.com>
3277 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3278 .gnu.hash table for a 32-bit target.
3281 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3282 regular and a dynamic object only needs a dynamic symbol table
3283 entry if it is externally visible.
3286 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3287 constructor. Add global_offset_table_ field.
3288 (Target_i386::got_section): Set global_offset_table_.
3289 (Target_i386::do_finalize_sections): Set global_offset_table_
3291 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3292 in constructor. Add global_offset_table_ field.
3293 (Target_x86_64::got_section): Set global_offset_table_.
3294 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3297 * layout.cc (Layout::Layout): Initialize increase_relro_.
3298 (Layout::get_output_section): Add is_relro, is_last_relro, and
3299 is_first_non_relro parameters. Change all callers.
3300 (Layout::choose_output_section): Likewise.
3301 (Layout::add_output_section_data): Likewise.
3302 (Layout::make_output_section): Likewise.
3303 (Layout::set_segment_offsets): Clear increase_relro when using a
3305 * layout.h (class Layout): Add increase_relro method. Add
3306 increase_relro_ field. Update declarations.
3307 * output.cc (Output_section::Output_section): Initialize
3308 is_last_relro_ and is_first_non_relro_.
3309 (Output_segment::add_output_section): Group relro sections is
3310 do_sort is true. Handle is_last_relro and is_first_non_relro.
3311 (Output_segment::maximum_alignment): Remove relro handling.
3312 (Output_segment::set_section_addresses): Add increase_relro
3313 parameter. Change all callers. Add initial alignment to align
3314 relro sections on separate page. Remove old relro handling.
3315 (Output_segment::set_section_list_addresses): Remove in_relro
3316 parameter. Change all callers.
3317 (Output_segment::set_offset): Add increase parameter. Change all
3318 callers. Remove old relro handling.
3319 * output.h (class Output_section): Add new methods: is_last_relro,
3320 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3321 Add is_last_relro_ and is_first_non_relro_ fields.
3322 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3323 Create separate .got.plt section. Call increase_relro.
3324 * x86_64.cc (Target_x86_64::got_section): Likewise.
3325 * testsuite/relro_script_test.t: Add .got.plt.
3328 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3329 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3330 (Layout::finalize): Call set_dynamic_symbol_size.
3331 (Layout::set_dynamic_symbol_size): New function.
3332 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3333 set_dynamic_symbol_size.
3336 * output.h (class Output_section): Add is_entsize_zero_ field.
3337 * output.cc (Output_section::Output_section): Initialize
3339 (Output_section::set_entsize): If two different entsizes are
3340 requested, force it to zero.
3341 (Output_section::add_input_section): Set flags for .debug_str
3342 before updating section flags. Set entsize.
3343 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3344 and SHF_STRING if all input sections have those flags.
3346 2009-12-29 Rafael Espindola <espindola@google.com>
3348 * main.cc (main): Fix the sys time reporting.
3349 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3352 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3354 * options.cc (General_options::parse_version): Allow -v to exit
3355 without an error if there is nothing to link.
3357 2009-12-29 Ian Lance Taylor <iant@google.com>
3359 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3360 using a version of gcc before 4.1.
3361 * configure: Rebuild.
3363 2009-12-28 Chris Demetriou <cgd@google.com>
3365 * attributes.cc (Output_attributes_section_data::do_write): Use
3366 std::vector::front rather than std::vector::data.
3368 2009-12-28 Ian Lance Taylor <iant@google.com>
3370 * symtab.h (class Symbol_table): Add enum Defined.
3371 * resolve.cc (Symbol_table::should_override): Add defined
3372 parameter. Change all callers. Test whether object is NULL
3373 before calling a method on it.
3374 (Symbol_table::report_resolve_problem): Add defined parameter.
3376 (Symbol_table::should_override_with_special): Likewise.
3377 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3378 parameter. Change all callers.
3379 (Symbol_table::do_define_in_output_data): Likewise.
3380 (Symbol_table::define_in_output_segment): Likewise.
3381 (Symbol_table::do_define_in_output_segment): Likewise.
3382 (Symbol_table::define_as_constant): Likewise.
3383 (Symbol_table::do_define_as_constant): Likewise.
3384 * script.h (class Symbol_assignment): Add is_defsym parameter to
3385 constructor; change all callers.
3386 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3387 parameter. Change all callers. Add is_defsym_ field.
3388 (class Parser_closure): Add parsing_defsym parameter to
3389 constructor; change all callers. Add parsing_defsym accessor
3390 function. Add parsing_defsym_ field.
3392 2009-12-28 Ian Lance Taylor <iant@google.com>
3394 * gold.cc (queue_middle_tasks): Fix formatting.
3395 * object.cc (Relobj::is_section_name_included): Likewise.
3397 2009-12-23 Ian Lance Taylor <iant@google.com>
3399 * i386.cc (Target_i386::do_calls_non_split): Recognize
3400 -fsplit-stack prologue for a function with a static chain.
3401 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3402 -fsplit-stack prologue when using %r11.
3404 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3406 * options.cc (General_options::parse_version): Make -v continue and do
3407 the link like GNU ld does.
3409 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3411 * Makefile.am (CCFILES): Add timer.cc.
3412 (HFILES): Add timer.h.
3413 * configure.ac: Check for sysconf and times.
3414 * main.cc: include timer.h.
3415 (main): Use Timer instead of get_run_time.
3418 * workqueue.cc: include timer.h.
3419 (Workqueue::find_and_run_task):
3420 Report user, sys and wall time.
3421 * Makefile.in: Regenerate.
3422 * config.in: Regenerate.
3423 * configure: Regenerate.
3425 2009-12-16 Doug Kwan <dougkwan@google.com>
3427 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3429 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3430 relaxed input sections.
3431 * output.cc (Output_section::find_relaxed_input_section): Change
3432 return type to Output_relaxed_input_section pointer. Adjust code
3433 for new type of relaxed_input_section_map_.
3434 * output.h (Output_section::find_relaxed_input_section): Change
3435 return type to Output_relaxed_input_section pointer.
3436 (Output_section::Output_relaxed_input_section_by_input_section_map):
3438 (Output_section::relaxed_input_section_map_): Change type to
3439 Output_section::Output_relaxed_input_section_by_input_section_map.
3440 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3443 2009-12-15 Ian Lance Taylor <iant@google.com>
3445 * layout.cc (Layout::create_shstrtab): Only write out after input
3446 sections if we are compressing debug sections.
3448 2009-12-15 Ian Lance Taylor <iant@google.com>
3450 * archive.cc (Archive::add_symbols): Only look up a symbol without
3451 a version if there is, in fact, a version.
3453 2009-12-14 Ian Lance Taylor <iant@google.com>
3455 Revert -Wshadow changes, all changes from:
3456 2009-12-11 Doug Kwan <dougkwan@google.com>
3457 2009-12-11 Nick Clifton <nickc@redhat.com>
3458 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3460 2009-12-11 Doug Kwan <dougkwan@google.com>
3462 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3464 * attributes.cc (Object_attribute::size): Ditto.
3465 (Attributes_section_data::size): Ditto.
3466 (Attributes_section_data::Attributes_section_data): Ditto.
3467 (Output_attributes_section_data::do_write): Ditto.
3468 * attributes.h (Object_attribute::set_type): Ditto.
3469 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3471 2009-12-11 Nick Clifton <nickc@redhat.com>
3473 * archive.cc: Fix shadowed variable warnings.
3475 * compressed_output.cc: Likewise.
3476 * compressed_output.h: Likewise.
3477 * configure: Likewise.
3478 * dwarf_reader.cc: Likewise.
3479 * dynobj.cc: Likewise.
3480 * dynobj.h: Likewise.
3481 * ehframe.cc: Likewise.
3482 * ehframe.h: Likewise.
3483 * errors.cc: Likewise.
3484 * expression.cc: Likewise.
3485 * fileread.cc: Likewise.
3486 * fileread.h: Likewise.
3487 * freebsd.h: Likewise.
3488 * i386.cc: Likewise.
3490 * incremental.h: Likewise.
3491 * layout.cc: Likewise.
3492 * layout.h: Likewise.
3493 * mapfile.cc: Likewise.
3494 * merge.cc: Likewise.
3495 * merge.h: Likewise.
3496 * object.cc: Likewise.
3497 * object.h: Likewise.
3498 * options.h: Likewise.
3499 * output.cc: Likewise.
3500 * output.h: Likewise.
3501 * parameters.cc: Likewise.
3502 * plugin.cc: Likewise.
3503 * powerpc.cc: Likewise.
3504 * reduced_debug_output.cc: Likewise.
3505 * reduced_debug_output.h: Likewise.
3506 * reloc.cc: Likewise.
3507 * reloc.h: Likewise.
3508 * resolve.cc: Likewise.
3509 * script-sections.cc: Likewise.
3510 * script.cc: Likewise.
3511 * script.h: Likewise.
3512 * sparc.cc: Likewise.
3513 * symtab.cc: Likewise.
3514 * symtab.h: Likewise.
3515 * target-select.cc: Likewise.
3516 * target-select.h: Likewise.
3517 * token.h: Likewise.
3518 * workqueue.cc: Likewise.
3519 * workqueue.h: Likewise.
3520 * x86_64.cc: Likewise.
3522 2009-12-10 Doug Kwan <dougkwan@google.com>
3524 * arm.cc (attributes.h): New include.
3525 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3526 (Arm_relobj::~Arm_relobj): Delete object pointed by
3527 attributes_section_data_.
3528 (Arm_relobj::attributes_section_data): New method definition.
3529 (Arm_relobj::attributes_section_data_): New data member declaration.
3530 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3531 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3532 attributes_section_data_.
3533 (Arm_dynobj::attributes_section_data): New method definition.
3534 (Arm_dynobj::attributes_section_data_): New data member declaration.
3535 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3536 initialization value of may_use_blx_ to false.
3537 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3538 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3539 object attributes to compute results instead of hard-coding.
3540 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3541 Target_arm::get_secondary_compatible_arch,
3542 Target_arm::set_secondary_compatible_arch
3543 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3544 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3545 New method declarations.
3546 (Target_arm::get_aeabi_object_attribute): New method definition.
3547 (Target_arm::attributes_section_data_): New data member declaration.
3548 (read_arm_attributes_section): New template definition.
3549 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3550 (Arm_dynobj::do_read_symbols): Ditto.
3551 (Target_arm::do_finalize_sections): Merge attributes sections from
3552 input. Check for BLX use after attributes section merging.
3553 Fix __exidx_start and __exidx_end visibility. Create an
3554 .ARM.attributes section if necessary.
3555 (Target_arm::get_secondary_compatible_arch,
3556 Target_arm::set_secondary_compatible_arch,
3557 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3558 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3559 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3560 New method definitions.
3562 2009-12-09 Ian Lance Taylor <iant@google.com>
3564 * plugin.cc (Plugin::load): Don't cast from void* to a function
3567 2009-12-09 Ian Lance Taylor <iant@google.com>
3569 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3572 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3574 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3575 Replace two_file_shared_1.so with two_file_shared_2.so.
3576 * testsuite/Makefile.in: Regenerated.
3578 2009-12-08 Doug Kwan <dougkwan@google.com>
3580 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3581 (HFILES): Add attributes.h and int_encoding.h.
3582 * Makefile.in: Regenerate.
3583 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3584 function definitions to int_encoding.cc
3585 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3586 prototypes to int_encoding.h
3587 * reduced_debug_output.cc (int_encoding.h): New include.
3588 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3589 function definitions to int_encoding.cc
3590 (insert_into_vector, read_from_pointer): Move template definitions to
3592 * attributes.cc: New file.
3593 * attributes.h: New file.
3594 * int_encoding.cc: New file.
3595 * int_encoding.h: New file.
3597 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3600 * incremental-dump.cc (dump_incremental_inputs): New.
3601 (main): Use dump_incremental_inputs.
3603 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3606 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3607 checking elfcpp::STT_FUNC.
3608 (Target_i386::Relocate::relocate): Likewise.
3609 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3611 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3612 symbols from shared libraries into normal FUNC symbols.
3614 * symtab.h (Symbol): Add is_func and use it.
3616 2009-12-05 Doug Kwan <dougkwan@google.com>
3618 * arm.cc (Target_arm::arm_info): Initialize new fields
3619 attributes_section and attributes_vendor.
3620 * i386.cc (Target_i386::i386_info): Same.
3621 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3622 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3623 fields attributes_section and attributes_vendor.
3624 * sparc.cc (Target_sparc::sparc_info): Same.
3625 * target.h (Target::attributes_section, Target::attributes_vendor,
3626 Target::is_attributes_section, Target::attribute_arg_type,
3627 Target::attributes_order): New method definitions.
3628 (Target::Target_info::attributes_section,
3629 Target::Target_info::attributes_vendor): New fields.
3630 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3631 virtual method definitions.
3632 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3633 attributes_section and attributes_vendor.
3634 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3636 2009-12-05 Doug Kwan <dougkwan@google.com>
3638 * arm.cc: Update comments about interworking and stub generation.
3639 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3640 considered as non-PIC.
3641 (Arm_relocate_functions::base_abs): Fix formatting.
3642 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3643 of function to use GOT entry address instead of offset.
3644 (Target_arm::Scan::global): Issue an error if a symbol would need a
3645 PLT does not get one because it is untyped. Remove code to create
3646 dynamic symbols for relative branches.
3647 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3648 takes unsigned integer instead of boolean.
3650 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3652 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3653 (two_file_test_LDADD): Likewise.
3654 (common_test_1_LDADD): Likewise.
3655 (exception_test_LDADD) Likewise.
3656 (weak_test_LDADD): Likewise.
3657 (many_sections_test_LDADD): Likewise.
3658 (initpri1_LDADD): Likewise.
3659 (script_test_1_LDADD): Likewise.
3660 (script_test_2_LDADD): Likewise.
3661 (justsyms_LDADD): Likewise.
3662 (binary_test_LDADD): Likewise.
3663 (large_LDADD): Likewise.
3664 * testsuite/Makefile.in: Regenerated.
3666 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3668 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3669 (Symbol_table::override_with_special): Likewise.
3670 (Symbol_table::add_from_object): Likewise.
3672 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3674 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3675 Don't set the data_offset twice.
3677 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3679 * testsuite/Makefile.in: Regenerate.
3681 2009-12-03 Doug Kwan <dougkwan@google.com>
3683 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3684 (Target_arm::do_finalize_sections): Add parameter for symbol table
3685 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3686 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3687 parameter for symbol table pointer.
3688 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3689 an additional parameter for a pointer to symbol table.
3690 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3691 parameter for a symbol table pointer.
3692 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3693 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3695 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3696 parameter for a symbol table pointer.
3698 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3700 * incremental.cc (Incremental_inputs_header)
3701 (Incremental_inputs_header_write, Incremental_inputs_entry)
3702 (Incremental_inputs_entry_write): Move ...
3703 * incremental.h (Incremental_inputs_header)
3704 (Incremental_inputs_header_write, Incremental_inputs_entry)
3705 (Incremental_inputs_entry_write): here.
3707 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3709 * incremental.cc (make_sized_incremental_binary): Set the target.
3710 Error if it is incompatible.
3711 * output.h (Output_file): Add filename method.
3713 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3715 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3716 from the get_* methods.
3718 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3720 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3721 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3722 Write 0 for the data_offset of scripts.
3724 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3726 * testsuite/Makefile.am: Add the incremental_test.sh test.
3727 * testsuite/incremental_test.sh: New.
3728 * testsuite/incremental_test_1.c: New.
3729 * testsuite/incremental_test_2.c: New.
3731 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3733 * incremental-dump.cc (main): Fix typos.
3735 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3738 * incremental-dump.cc (main): Use llu to print 64 bit values.
3740 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3741 H.J. Lu <hongjiu.lu@intel.com>
3743 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3745 (incremental_dump_LDADD): Likewise.
3746 * Makefile.in: Regenerated.
3748 2009-11-25 Doug Kwan <dougkwan@google.com>
3752 2009-11-25 Doug Kwan <dougkwan@google.com>
3754 * arm.cc (Target_arm::Target_arm): Move method definition
3755 outside of class definition. Add code to handle
3756 --target1-rel, --target1-abs and --target2= options.
3757 (Target_arm::get_reloc_reloc_type): Change method to be
3758 non-static and const.
3759 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3760 New data member declaration.
3761 (Target_arm::Scan::local, Target_arm::Scan::global,
3762 Target_arm::Relocate::relocate,
3763 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3764 Adjust call to Target_arm::get_real_reloc_type.
3765 (Target_arm::get_real_reloc_type): Use command line options
3766 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3767 * options.h (--target1-rel, --target1-abs, --target2): New
3770 2009-11-25 Doug Kwan <dougkwan@google.com>
3772 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3773 class definition. Add code to handle --target1-rel, --target1-abs
3774 and --target2= options.
3775 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3777 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3779 (Target_arm::Scan::local, Target_arm::Scan::global,
3780 Target_arm::Relocate::relocate,
3781 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3782 call to Target_arm::get_real_reloc_type.
3783 (Target_arm::get_real_reloc_type): Use command line options to
3784 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3785 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3788 2009-11-25 Doug Kwan <dougkwan@google.com>
3790 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3791 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3792 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3794 (Arm_relocate_functions::thm_call): Replace body with a call to
3795 Arm_relocate_functions::thumb_branch_common.
3796 (Arm_relocate_functions::thm_jump24,
3797 Arm_relocate_functions::thm_xpc22): New method definitions.
3798 (Arm_relocate_functions::thumb_branch_common): New method definition.
3799 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3801 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3802 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3804 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3806 * Makefile.am: Build incremental-dump
3807 * Makefile.in: Regenerate.
3808 * incremental-dump.cc: New.
3809 * incremental.cc (Incremental_inputs_header_data,
3810 Incremental_inputs_entry_data): Move to incremental.h
3811 * incremental.h: (Incremental_inputs_header_data,
3812 Incremental_inputs_entry_data): Move from incremental.cc
3814 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3816 * incremental.cc (Incremental_inputs_header,
3817 Incremental_inputs_header_write, Incremental_inputs_entry,
3818 Incremental_inputs_entry_write): Add a typedef with the data type.
3820 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3822 * incremental.cc (Incremental_inputs_header,
3823 Incremental_inputs_header_write, Incremental_inputs_entry,
3824 Incremental_inputs_entry_write): Update comment about which
3825 type has the filed descriptions.
3827 2009-11-15 Doug Kwan <dougkwan@google.com>
3829 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3830 (Arm_relocate_functions::arm_branch_common): Change method defintion
3831 in class definition to a method declaration and update list of formal
3833 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3834 Arm_relocation_functions::jump24): Adjust call to
3835 Arm_relocate_functions::arm_branch_common. Update list of formal
3837 (Arm_relocate_functions::xpc25): New method definition.
3838 (Arm_relocate_functions::arm_branch_common): Move method defintion
3839 out from class definition. Use stubs for mode-switching and extending
3841 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3842 specially. Change code to enable use of stubs in ARM branches.
3844 2009-11-10 Doug Kwan <dougkwan@google.com>
3846 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3847 in method declaration.
3848 (Target_arm::relocate_stub): New method declaration.
3849 (Target_arm::default_target): Change to return a pointer instead of
3851 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3852 Target_arm::default_target.
3853 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3855 (Target_arm::relocate_section): Adjust view.
3856 (Target_arm::relocate_stub): New method definition.
3858 2009-11-10 Doug Kwan <dougkwan@google.com>
3860 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3862 * incremental.cc (open_incremental_binary): Initialized local
3863 variables to avoid warnings.
3864 * object.cc (make_elf_object): Ditto.
3865 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3868 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3871 * testsuite/plugin_test.c: Include "config.h".
3873 2009-11-09 Doug Kwan <dougkwan@google.com>
3875 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3876 (arm_symbol_value): Remove.
3877 (Arm_relocate_functions::arm_branch_common,
3878 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3879 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3880 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3881 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3882 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3883 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3884 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3885 Arm_relocate_functions::thm_mobw_abs_nc,
3886 Arm_relocate_functions::thm_mov_abs,
3887 Arm_relocate_functions::movw_prel_nc,
3888 Arm_relocate_functions::thm_movt_abs,
3889 Arm_relocate_functions::movt_prel,
3890 Arm_relocate_functions::thm_movw_prel_nc,
3891 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3892 (Target_arm::Relocate::relocate): Only decompose address into two
3893 parts if relocation type uses the thumb-bit and pass the actual
3894 bit instead of a flag indicating that the thumb-bit is used. Adjust
3895 calls to methods in Arm_relocate_functions for this change.
3897 2009-11-08 Ian Lance Taylor <iant@google.com>
3900 * reloc.cc: Instantiate
3901 Sized_relobj::initialize_input_to_output_maps and
3902 Sized_relobj:free_input_to_output_maps.
3904 2009-11-06 Ian Lance Taylor <iant@google.com>
3907 * defstd.cc (in_segment): Set only_if_ref true for "end".
3909 2009-11-06 Doug Kwan <dougkwan@google.com>
3911 * arm.cc (class Reloc_stub): Correct a comment.
3912 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3913 (Target_arm::scan_section_for_stubs): New method declaration.
3914 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3915 Change methods from private to protected.
3916 (Target_arm::do_may_relax): New method definition.
3917 (Target_arm::do_relax, Target_arm::group_sections,
3918 Target_arm::scan_reloc_for_stub,
3919 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3920 (Target_arm::arm_input_section_map_): New data member declaration.
3921 (Target_arm::scan_reloc_for_stub,
3922 Target_arm::scan_reloc_section_for_stubs,
3923 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3924 Target_arm::do_relax): New method definitions.
3926 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3928 * configure.ac: Check for (struct stat)::st_mtim
3929 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3930 * config.in: Regenerate.
3931 * configure: Regenerate.
3933 2009-11-05 Ian Lance Taylor <iant@google.com>
3936 * output.cc (Output_segment::add_output_section): Add missing
3939 2009-11-04 Ian Lance Taylor <iant@google.com>
3942 * object.h (class Object): Add is_needed and set_is_needed
3943 methods. Add is_needed_ field. Make bool fields into bitfields.
3944 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3945 defined in a dynamic object and referenced by a regular object,
3946 set is_needed for the dynamic object.
3947 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3948 if the file is marked with as_needed and it is not needed.
3950 2009-11-04 Ian Lance Taylor <iant@google.com>
3953 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3954 tags if data is discarded by linker script.
3955 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3956 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3957 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3958 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3960 2009-11-04 Ian Lance Taylor <iant@google.com>
3962 * layout.cc (Layout::get_output_section): Add is_interp and
3963 is_dynamic_linker_section parameters. Change all callers.
3964 (Layout::choose_output_section): Likewise.
3965 (Layout::make_output_section): Likewise.
3966 (Layout::add_output_section_data): Add is_dynamic_linker_section
3967 parameter. Change all callers.
3968 * layout.h (class Layout): Update declarations.
3969 * output.h (class Output_section): Add is_interp, set_is_interp,
3970 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3971 Add is_interp_, is_dynamic_linker_section_ fields. Change
3972 generate_code_fills_at_write_ to a bitfield.
3973 * output.cc (Output_section::Output_sections): Initialize new
3975 (Output_segment::add_output_section): Add do_sort parameter.
3978 2009-11-03 Ian Lance Taylor <iant@google.com>
3981 * options.h (class General_options): Add --warn-common.
3982 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3983 merging two common symbols.
3984 (Symbol_table::should_override): Handle --warn-common when merging
3985 a common symbol with a defined symbol. Use report_resolve_problem
3986 for multiple definitions.
3987 (Symbol_table::report_resolve_problem): New function.
3988 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3990 2009-11-03 Doug Kwan <dougkwan@google.com>
3992 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3994 (Target_arm::stub_factory): New method definition.
3995 (Target_arm::new_arm_input_section,
3996 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3997 Target_arm::reloc_uses_thumb_bit): New method declarations.
3998 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3999 New type definitions.
4000 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4001 member declarations.
4002 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4003 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4004 New method definitions.
4006 2009-11-03 Ian Lance Taylor <iant@google.com>
4008 * options.h (class General_options): Add --warn_constructors.
4010 2009-11-03 Ian Lance Taylor <iant@google.com>
4013 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4014 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4016 2009-11-03 Ian Lance Taylor <iant@google.com>
4019 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4020 --msgid-bugs-address.
4021 (install-pdf): New target.
4022 (install-data_yes): Look up one directory to find mkinstalldirs.
4024 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4026 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4029 2009-10-30 Doug Kwan <dougkwan@google.com>
4031 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4033 2009-10-30 Doug Kwan <dougkwan@google.com>
4035 * arm.cc (Stub_addend_reader): New struct template definition
4036 and partial specializations.
4037 (Stub_addend_reader::operator()): New method definition for a
4038 partially specialized template.
4040 2009-10-30 Doug Kwan <dougkwan@google.com>
4042 * arm.cc (Arm_relobj::processor_specific_flags): New method
4044 (Arm_relobj::do_read_symbols): New method declaration.
4045 (Arm_relobj::processor_specific_flags_): New data member declaration.
4046 (Arm_dynobj): New class definition.
4047 (Target_arm::do_finalize_sections): Add input_objects parameter.
4048 (Target_arm::do_adjust_elf_header): New method declaration.
4049 (Target_arm::are_eabi_versions_compatible,
4050 (Target_arm::merge_processor_specific_flags): New method declaration.
4051 (Target_arm::do_make_elf_object): New overloaded method definitions
4053 (Arm_relobj::do_read_symbols): New method definition.
4054 (Arm_dynobj::do_read_symbols): Ditto.
4055 (Target_arm::do_finalize_sections): Add input_objects parameters.
4056 Merge processor-specific flags from all input objects.
4057 (Target_arm::are_eabi_versions_compatible,
4058 Target_arm::merge_processor_specific_flags,
4059 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4060 New method definitions.
4061 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4062 Input_objects pointer type parameter.
4063 * layout.cc (Layout::finalize): Pass input objects to target's.
4064 finalize_sections function.
4065 * output.cc (Output_file_header::do_sized_write): Set ELF file
4066 header's processor-specific flags.
4067 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4068 Input_objects pointer type parameter.
4069 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4070 * target.h (Input_objects): New forward class declaration.
4071 (Target::processor_specific_flags,
4072 Target::are_processor_specific_flags_sect): New method definitions.
4073 (Target::finalize_sections): Add input_objects parameter.
4074 (Target::Target): Initialize processor_specific_flags_ and
4075 are_processor_specific_flags_set_.
4076 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4078 (Target::set_processor_specific_flags): New method definition.
4079 (Target::processor_specific_flags_,
4080 Target::are_processor_specific_flags_set_): New data member
4082 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4083 Input_objects pointer type parameter.
4085 2009-10-30 Doug Kwan <dougkwan@google.com>
4087 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4089 2009-10-28 Ian Lance Taylor <iant@google.com>
4091 * object.h (class Relobj): Drop options parameter from
4092 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4093 do_scan_relocs, do_relocate. Change all callers.
4094 (class Sized_relobj): Drop options parameters from
4095 do_gc_process_relocs, do_scan_relocs, do_relocate,
4096 do_relocate_sections, relocate_sections, emit_relocs_scan,
4097 emit_relocs_scan_reltype. Change all callers.
4098 (struct Relocate_info): Remove options field and all references to
4100 * reloc.h (class Read_relocs): Remove options constructor
4101 parameter and options_ field. Change all callers.
4102 (class Gc_process_relocs, class Scan_relocs): Likewise.
4103 (class Relocate_task): Likewise.
4104 * target-reloc.h (scan_relocs): Remove options parameter. Change
4106 (scan_relocatable_relocs): Likewise.
4107 * target.h (class Sized_target): Remove options parameter from
4108 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4110 * gc.h (gc_process_relocs): Remove options parameter. Change all
4112 * arm.cc: Update functions to remove options parameters.
4113 * i386.cc: Likewise.
4114 * powerpc.cc: Likewise.
4115 * sparc.cc: Likewise.
4116 * x86_64.cc: Likewise.
4117 * testsuite/testfile.cc: Likewise.
4119 2009-10-28 Doug Kwan <dougkwan@google.com>
4121 * arm.cc (Arm_relobj): New class definition.
4122 (Arm_relobj::scan_sections_for_stubs,
4123 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4124 New method definitions.
4126 2009-10-28 Cary Coutant <ccoutant@google.com>
4128 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4129 (Plugin::cleanup_done_): New member.
4130 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4131 (Plugin_manager::cleanup_done_): Remove.
4132 (Plugin_manager::add_input_file): Edit error message.
4133 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4134 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4136 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4138 * fileread.cc: (File_read::View::~View): Use the new
4139 data_ownership_ filed.
4140 (File_read::~File_read): Dispose the new whole_file_view_.
4141 (File_read::open): Mmap the whole file if needed.
4142 (File_read::open): Use whole_file_view_ instead of contents_.
4143 (File_read::find_view): Use whole_file_view_ if applicable.
4144 (File_read::do_read): Use whole_file_view_ instead of contents_.
4145 (File_read::make_view): Use whole_file_view_ instead of contents_,
4146 update File_read::View::View call.
4147 (File_read::find_or_make_view): Update File_read::View::View
4149 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4151 (File_read::View::Data_ownership): New enum.
4152 (File_read::View::View): Replace bool mapped_ with Data_ownership
4154 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4155 (File_read::View::data_ownership_): New field.
4156 (File_read::contents_): Remove (replaced by whole_file_view_).
4157 (File_read::whole_file_view_): New field.
4158 * options.h (class General_options): Add --keep-files-mapped.
4160 2009-10-27 Cary Coutant <ccoutant@google.com>
4162 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4163 * testsuite/Makefile.am (plugin_test_5): New test case.
4164 * testsuite/Makefile.in: Regenerate.
4166 2009-10-25 Doug Kwan <dougkwan@google.com>
4168 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4169 from private to protected to allow access by child class.
4170 (Sized_relobj::do_relocate_sections): New method declaration.
4171 (Sized_relobj::relocate_sections): Virtualize.
4172 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4173 Sized_relobj::relocate_sections. Instantiate template explicitly
4174 for different target sizes and endianity.
4176 2009-10-24 Doug Kwan <dougkwan@google.com>
4178 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4179 (Arm_input_section::as_arm_input_section): New method.
4180 (Arm_output_section): New class definition.
4181 (Arm_output_section::create_stub_group,
4182 Arm_output_section::group_sections): New method definitions.
4184 2009-10-22 Doug Kwan <dougkwan@google.com>
4186 * arm.cc (Arm_input_section): New class definition.
4187 (Arm_input_section::init, Arm_input_section:do_write,
4188 Arm_input_section::set_final_data_size,
4189 Arm_input_section::do_reset_address_and_file_offset): New method
4192 2009-10-21 Doug Kwan <dougkwan@google.com>
4194 * arm.cc (Stub_table, Arm_input_section): New forward class
4196 (Stub_table): New class defintion.
4197 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4198 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4199 New method definition.
4201 2009-10-21 Doug Kwan <dougkwan@google.com>
4203 * arm.cc: Update copyright comments.
4204 (Target_arm): New forward class template declaration.
4205 (Arm_address): New type.
4206 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4207 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4208 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4210 (Insn_template): Same.
4211 (DEF_STUBS): New macro.
4212 (Stub_type): New enum type.
4213 (Stub_template): New class definition.
4216 (Stub_factory): Same.
4217 (Target_arm::Target_arm): Initialize may_use_blx_ and
4218 should_force_pic_veneer_.
4219 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4220 Target_arm::should_force_pic_veneer,
4221 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4222 Target_arm::using_thumb_only, Target_arm:;default_target): New
4224 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4225 New data member declarations.
4226 (Insn_template::size, Insn_template::alignment): New method defintions.
4227 (Stub_template::Stub_template): New method definition.
4228 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4229 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4230 (Stub_factory::Stub_factory): New method definition.
4231 * gold.h (string_hash): New template.
4232 * output.h (Input_section_specifier::hash_value): Use
4234 (Input_section_specifier::string_hash): Remove.
4235 * stringpool.cc (Stringpool_template::string_hash): Use
4238 2009-10-20 Doug Kwan <dougkwan@google.com>
4240 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4241 symbols of relaxed input sections.
4242 * output.h (Output_section::find_relaxed_input_section): Make
4245 2009-10-16 Doug Kwan <dougkwan@google.com>
4247 * dynobj.cc (Versions::Versions): Initialize version_script_.
4248 Only insert base version symbol definition for a shared object
4249 if version script defines any version versions.
4250 (Versions::define_base_version): New method definition.
4251 (Versions::add_def): Check that base version is not needed.
4252 (Versions::add_need): Define base version lazily.
4253 * dynobj.h (Versions::define_base_version): New method declaration.
4254 (Versions::needs_base_version_): New data member declaration.
4255 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4256 (check_DATA): Add no_version_test.stdout.
4257 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4259 * testsuite/Makefile.in: Regenerate.
4260 * testsuite/no_version_test.c: New file.
4261 * testsuite/no_version_test.sh: Ditto.
4263 2009-10-16 Doug Kwan <dougkwan@google.com>
4265 * expression.cc (class Segment_start_expression): New class definition.
4266 (Segment_start_expression::value): New method definition.
4267 (script_exp_function_segment_start): Return a new
4268 Segment_start_expression.
4269 * gold/script-c.h (script_saw_segment_start_expression): New function
4271 * script-sections.cc (Script_sections::Script_sections): Initialize
4272 SAW_SEGMENT_START_EXPRESSION_ to false.
4273 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4274 and -Tbbs options to specify section addresses if given in
4275 command line and no SEGMENT_START expression is seen in a script.
4276 * script-sections.h (Script_sections::saw_segment_start_expression,
4277 Script_sections::set_saw_segment_start_expression): New method
4279 (Script_sections::saw_segment_start_expression_): New data member
4281 * script.cc (script_saw_segment_start_expression): New function.
4282 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4283 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4284 script_test_7.sh and script_test_8.sh.
4285 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4286 script_test_8.stdout.
4287 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4288 (script_test_6, script_test_6.stdout, script_test_7,
4289 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4290 * Makefile.in: Regenerate.
4291 * testsuite/script_test_6.sh: New file.
4292 * testsuite/script_test_6.t: Same.
4293 * testsuite/script_test_7.sh: Same.
4294 * testsuite/script_test_7.t: Same.
4295 * testsuite/script_test_8.sh: Same.
4297 2009-10-16 Doug Kwan <dougkwan@google.com>
4299 * output.cc (Output_segment::set_section_list_address): Cast
4300 expressions to unsigned long long type to avoid format warnings.
4302 2009-10-15 Ian Lance Taylor <iant@google.com>
4304 * script.cc (Script_options::add_symbol_assignment): Always add a
4305 dot assignment to script_sections_.
4306 * script-sections.cc (Script_sections::add_dot_assignment):
4307 Initialize if necessary.
4309 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4310 program headers with no load segment if there is a linker script.
4312 * layout.cc (Layout::set_segment_offsets): Align the file offset
4313 to the segment aligment for -N or -n with no load segment.
4314 * output.cc (Output_segment::add_output_section): Don't crash if
4315 the first section is a TLS section.
4316 (Output_segment::set_section_list_addresses): Print an error
4317 message if the address moves backward in a linker script.
4318 * script-sections.cc
4319 (Output_section_element_input::set_section_addresses): Don't
4320 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4321 (Orphan_output_section::set_section_addresses): Likewise.
4323 2009-10-15 Doug Kwan <dougkwan@google.com>
4325 * layout.cc (Layout::finish_dynamic_section): Generate tags
4326 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4327 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4328 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4330 2009-10-14 Ian Lance Taylor <iant@google.com>
4332 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4334 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4335 data_shdr fields of relinfo.
4336 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4337 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4338 R_386_TLS_LDO_32, adjust based on section flags.
4339 (Target_i386::Relocate::fix_up_ldo): Remove.
4341 2009-10-13 Ian Lance Taylor <iant@google.com>
4343 Add support for -pie.
4344 * options.h (class General_options): Add -pie and
4346 (General_options::output_is_position_independent): Test -pie.
4347 (General_options::output_is_executable): Return true if not shared
4348 and not relocatable.
4349 (General_options::output_is_pie): Remove.
4350 * options.cc (General_options::finalize): Reject incompatible uses
4352 * gold.cc (queue_middle_tasks): A -pie link is not static.
4353 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4354 * symtab.cc (Symbol::final_value_is_known): Return false if
4355 output_is_position_independent.
4356 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4357 output_is_position_independent.
4358 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4359 output_is_position_independent.
4360 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4361 output_is_position_independent.
4362 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4364 (basic_pie_test.o, basic_pie_test): New targets.
4365 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4366 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4367 (two_file_pie_test): New target.
4368 * testsuite/Makefile.in: Rebuild.
4369 * README: Remove note saying that -pie is not supported.
4371 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4373 * options.h (class General_options): Add -init and -fini.
4374 * layout.cc (Layout::finish_dynamic_section): Emit
4375 given init and fini functions.
4377 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4379 * gc.h (gc_process_relocs): Check if icf is enabled using new
4381 * gold.cc (queue_initial_tasks): Likewise.
4382 (queue_middle_tasks): Likewise.
4383 * object.cc (do_layout): Likewise.
4384 * symtab.cc (is_section_folded): Likewise.
4385 * main.cc (main): Likewise.
4386 * reloc.cc (Read_relocs::run): Likewise.
4387 (Sized_relobj::do_scan_relocs): Likewise.
4388 * icf.cc (is_function_ctor_or_dtor): New function.
4389 (Icf::find_identical_sections): Check if function is ctor or dtor when
4391 * options.h (General_options::icf): Change option to be an enum.
4392 (Icf_status): New enum.
4393 (icf_enabled): New method.
4394 (icf_safe_folding): New method.
4395 (set_icf_status): New method.
4396 (icf_status_): New variable.
4397 * (options.cc) (General_options::finalize): Set icf_status_.
4398 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4399 icf_test and icf_keep_unique_test to use the --icf enum flag.
4400 * testsuite/icf_safe_test.sh: New file.
4401 * testsuite/icf_safe_test.cc: New file.
4403 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4405 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4406 includes to gc.h and icf.h.
4407 * arm.cc: Include gc.h.
4408 * gold.cc: Likewise.
4409 * i386.cc: Likewise.
4410 * powerpc.cc: Likewise.
4411 * sparc.cc: Likewise.
4412 * x86_64.cc: Likewise.
4413 * gc.h: Include icf.h.
4415 2009-10-11 Ian Lance Taylor <iant@google.com>
4417 * plugin.cc: Include "gold.h" before other header files.
4419 2009-10-10 Chris Demetriou <cgd@google.com>
4421 * options.h (Input_file_argument::Input_file_type): New enum.
4422 (Input_file_argument::is_lib_): Replace with...
4423 (Input_file_argument::type_): New member.
4424 (Input_file_argument::Input_file_argument): Take Input_file_type
4425 'type' rather than boolean 'is_lib' as second argument.
4426 (Input_file_argument::is_lib): Use type_.
4427 (Input_file_argument::is_searched_file): New function.
4428 (Input_file_argument::may_need_search): Handle is_searched_file.
4429 * options.cc (General_options::parse_library): Support -l:filename.
4430 (General_options::parse_just_symbols): Update for Input_file_argument
4432 (Command_line::process): Likewise.
4433 * archive.cc (Archive::get_file_and_offset): Likewise.
4434 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4435 * script.cc (read_script_file, script_add_file): Likewise.
4436 * fileread.cc (Input_file::Input_file): Likewise.
4437 (Input_file::will_search_for): Handle is_searched_file.
4438 (Input_file::open): Likewise.
4439 * readsyms.cc (Read_symbols::get_name): Likewise.
4440 * testsuite/Makefile.am (searched_file_test): New test.
4441 * testsuite/Makefile.in: Regenerate.
4442 * testsuite/searched_file_test.cc: New file.
4443 * testsuite/searched_file_test_lib.cc: New file.
4445 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4446 Ian Lance Taylor <iant@google.com>
4448 * descriptor.cc: Include <cstdio> and "binary-io.h".
4449 (Descriptors::open): Open the files in binary mode always.
4450 * script.cc (Lex::get_token): Treat \r as whitespace.
4452 2009-10-09 Ian Lance Taylor <iant@google.com>
4454 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4456 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4457 Ian Lance Taylor <iant@google.com>
4459 * configure.ac: Check for readv function also.
4460 * fileread.cc (readv): Define if not HAVE_READV.
4461 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4463 * config.in: Regenerate.
4464 * configure: Regenerate.
4466 2009-10-09 Doug Kwan <dougkwan@google.com>
4468 * layout.cc (Layout::make_output_section): Call target hook to make
4469 ordinary output section.
4470 (Layout::finalize): Adjust parameter list of call the
4471 Target::may_relax().
4472 * layout.h (class Layout::section_list): New method.
4473 * merge.h (Output_merge_base::entsize): Change visibility to public.
4474 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4476 (Output_merge_string::do_is_string): New method.
4477 * object.cc (Sized_relobj::do_setup): renamed from
4478 Sized_relobj::set_up.
4479 * object.h (Sized_relobj::adjust_shndx,
4480 Sized_relobj::initializ_input_to_output_maps,
4481 Sized_relobj::free_input_to_output_maps): Change visibilities to
4483 (Sized_relobj::setup): Virtualize.
4484 (Sized_relobj::do_setup): New method declaration.
4485 (Sized_relobj::invalidate_section_offset,
4486 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4487 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4488 * options.cc (parse_int): New function.
4489 * options.h (parse_int): New declaration.
4490 (DEFINE_int): New macro.
4491 (stub_group_size): New option.
4492 * output.cc (Output_section::Output_section): Initialize memebers
4493 merge_section_map_, merge_section_by_properties_map_,
4494 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4495 (Output_section::add_input_section): Handled deferred code-fill
4496 generation and remove an old comment.
4497 (Output_section::add_relaxed_input_section): New method definition.
4498 (Output_section::add_merge_input_section): Use merge section by
4499 properties map to speed to search. Update merge section maps
4501 (Output_section::build_relaxation_map): New method definition.
4502 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4504 (Output_section::relax_input_section): Renamed to
4505 Output_section::convert_input_sections_to_relaxed_sections and change
4506 interface to take a vector of pointers to relaxed sections.
4507 (Output_section::find_merge_section,
4508 Output_section::find_relaxed_input_section): New method definitions.
4509 (Output_section::is_input_address_mapped,
4510 Output_section::output_offset, Output_section::output_address):
4511 Use output section data maps to speed up searching.
4512 (Output_section::find_starting_output_address): Add comments.
4513 (Output_section::do_write,
4514 Output_section::write_to_postprocessing_buffer): Do code-fill
4515 generation as appropriate.
4516 (Output_section::get_input_sections): Invalidate relaxed input section
4518 (Output_section::restore_states): Adjust type of checkpoint .
4519 Invalidate relaxed input section map.
4520 * output.h (Output_merge_base): New class declaration.
4521 (Input_section_specifier): New class defintion.
4522 (class Output_relaxed_input_section) Change base class to
4523 Output_section_data_build.
4524 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4525 base class initializer.
4526 (Output_section::add_relaxed_input_section): New method declaration.
4527 (Output_section::Input_section): Change visibility to protected.
4528 (Output_section::Input_section::relobj,
4529 Output_section::Input_section::shndx): Handle relaxed input sections.
4530 Output_section::input_sections) Change visibility to protected. Also
4531 define overload to return a non-const pointer.
4532 (Output_section::Merge_section_properties): New class defintion.
4533 (Output_section::Merge_section_by_properties_map,
4534 Output_section::Output_section_data_by_input_section_map,
4535 Output_section::Relaxation_map): New types.
4536 (Output_section::relax_input_section): Rename method to
4537 Output_section::convert_input_sections_to_relaxed_sections and change
4538 interface to take a vector of relaxed section pointers.
4539 (Output_section::find_merge_section,
4540 Output_section::find_relaxed_input_section,
4541 Output_section::build_relaxation_map,
4542 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4543 New method declarations.
4544 (Output_section::merge_section_map_
4545 Output_section::merge_section_by_properties_map_,
4546 Output_section::relaxed_input_section_map_,
4547 Output_section::is_relaxed_input_section_map_valid_,
4548 Output_section::generate_code_fills_at_write_): New data members.
4549 * script-sections.cc
4550 (Output_section_element_input::set_section_addresses): Call
4551 current_data_size and addralign methods of relaxed input sections.
4552 (Orphan_output_section::set_section_addresses): Call current_data_size
4553 and addralign methods of relaxed input sections.
4554 * symtab.cc (Symbol_table::compute_final_value): Extract template
4555 from the body of Symbol_table::sized_finalize_symbol.
4556 (Symbol_table::sized_finalized_symbol): Call
4557 Symbol_table::compute_final_value.
4558 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4559 (Symbol_table::compute_final_value): New templated method declaration.
4560 * target.cc (Target::do_make_output_section): New method defintion.
4561 * target.h (Target::make_output_section): New method declaration.
4562 (Target::relax): Add more parameters for input objects, symbol table
4563 and layout. Adjust call to do_relax.
4564 (Target::do_make_output_section): New method declaration.
4565 (Target::do_relax): Add parameters for input objects, symbol table
4568 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4570 * pread.c: Include stdio.h.
4572 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4574 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4577 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4579 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4580 Change read_shndx type to unsigned int.
4581 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4583 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4584 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4585 Change read_shndx type to unsigned int.
4586 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4588 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4589 * layout.cc (Layout::create_symtab_sections): Cast the result of
4590 local_symcount * symsize to off_t in the gold_assert.
4592 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4594 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4595 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4597 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4598 (Arm_relocate_functions::thm_abs5): New function.
4599 (Arm_relocate_functions::abs12): New function.
4600 (Arm_relocate_functions::abs16): New function.
4601 (Arm_relocate_functions::base_abs): New function.
4602 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4603 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4604 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4606 (Scan::global): Likewise.
4607 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4608 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4609 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4610 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4613 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4615 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4616 (Arm_relocate_functions::movt_prel): New function.
4617 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4618 (Arm_relocate_functions::thm_movt_prel): New function.
4619 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4620 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4621 (Scan::global, Relocate::relocate): Likewise.
4622 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4624 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4626 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4627 Incremental_checker.
4628 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4630 (class Incremental_inputs_header): New class.
4631 (Incremental_inputs_header_writer): Edit comment.
4632 (Incremental_inputs_entry): New class.
4633 (Incremental_inputs_entry_writer): Edit comment.
4634 (Sized_incremental_binary::do_find_incremental_inputs_section):
4635 Add *strtab_shndx parameter, fill it.
4636 (Sized_incremental_binary::do_check_inputs): New method.
4637 (Incremental_checker::can_incrementally_link_output_file): Use
4638 Sized_incremental_binary::check_inputs.
4639 (Incremental_inputs::report_command_line): Save command line in
4642 (Incremental_binary::find_incremental_inputs_section): New
4644 (Incremental_binary::do_find_incremental_inputs_section): Add
4645 strtab_shndx parameter.
4646 (Incremental_binary::do_check_inputs): New pure virtual method.
4647 (Sized_incremental_binary::do_check_inputs): Declare.
4648 (Incremental_checker::Incremental_checker): Add incremental_inputs
4649 parameter, use it to initialize incremental_inputs_.
4650 (Incremental_checker::incremental_inputs_): New field.
4651 (Incremental_checker::command_line): New method.
4652 (Incremental_checker::inputs): New method.
4653 (Incremental_checker::command_line_): New field.
4655 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4657 * incremental.cc: Include <cstdarg> and "target-select.h".
4658 (vexplain_no_incremental): New function.
4659 (explain_no_incremental): New function.
4660 (Incremental_binary::error): New method.
4661 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4663 (make_sized_incremental_binary): New function.
4664 (open_incremental_binary): New function.
4665 (can_incrementally_link_file): Add checks if output is ELF and has
4667 * incremental.h: Include "elfcpp_file.h" and "output.h".
4668 (Incremental_binary): New class.
4669 (Sized_incremental_binary): New class.
4670 (open_incremental_binary): Declare.
4671 * object.cc (is_elf_object): Use
4672 elfcpp::Elf_recognizer::is_elf_file.
4673 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4674 * output.h (Output_file::filesize): New method.
4676 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4678 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4680 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4681 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4683 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4685 (Arm_relocate_functions::movw_abs_nc): New function.
4686 (Arm_relocate_functions::movt_abs): New function.
4687 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4688 (Arm_relocate_functions::thm_movt_abs): New function.
4689 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4690 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4691 (Scan::global): Likewise.
4692 (Relocate::relocate): Likewise.
4693 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4695 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4697 * arm.cc (Arm_relocate_functions::got_prel) New function.
4698 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4699 (Relocate::relocate): Likewise.
4700 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4702 2009-10-06 Ian Lance Taylor <iant@google.com>
4704 * options.h (class General_options): Define
4705 split_stack_adjust_size parameter.
4706 * object.h (class Object): Add uses_split_stack_ and
4707 has_no_split_stack_ fields. Add uses_split_stack and
4708 has_no_split_stack accessor functions. Declare
4709 handle_split_stack_section.
4710 (class Reloc_symbol_changes): Define.
4711 (class Sized_relobj): Define Function_offsets. Declare
4712 split_stack_adjust, split_stack_adjust_reltype, and
4714 * object.cc (Object::handle_split_stack_section): New function.
4715 (Sized_relobj::do_layout): Call handle_split_stack_section.
4716 * dynobj.cc (Sized_dynobj::do_layout): Call
4717 handle_split_stack_section.
4718 * reloc.cc (Sized_relobj::relocate_sections): Call
4719 split_stack_adjust for executable sections in split_stack
4720 objects. Pass reloc_map to relocate_section.
4721 (Sized_relobj::split_stack_adjust): New function.
4722 (Sized_relobj::split_stack_adjust_reltype): New function.
4723 (Sized_relobj::find_functions): New function.
4724 * target-reloc.h: Include "object.h".
4725 (relocate_section): Add reloc_symbol_changes parameter. Change
4727 * target.h (class Target): Add calls_non_split method. Declare
4728 do_calls_non_split virtual method. Declare match_view and
4730 * target.cc: Include "elfcpp.h".
4731 (Target::do_calls_non_split): New function.
4732 (Target::match_view): New function.
4733 (Target::set_view_to_nop): New function.
4734 * gold.cc (queue_middle_tasks): Give an error if mixing
4735 split-stack and non-split-stack objects with -r.
4736 * i386.cc (Target_i386::relocate_section): Add
4737 reloc_symbol_changes parameter.
4738 (Target_i386::do_calls_non_split): New function.
4739 * x86_64.cc (Target_x86_64::relocate_section): Add
4740 reloc_symbol_changes parameter.
4741 (Target_x86_64::do_calls_non_split): New function.
4742 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4744 * powerpc.cc (Target_powerpc::relocate_section): Add
4745 reloc_symbol_changes parameter.
4746 * sparc.cc (Target_sparc::relocate_section): Add
4747 reloc_symbol_changes parameter.
4748 * configure.ac: Call AM_CONDITIONAL for the default target.
4749 * configure: Rebuild.
4750 * testsuite/Makefile.am (TEST_AS): New variable.
4751 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4752 (check_DATA): Add split_i386 and split_x86_64 files.
4753 (SPLIT_DEFSYMS): Define.
4754 (split_i386_[1234n].o): New targets.
4755 (split_i386_[124]): New targets.
4756 (split_i386_[1234r].stdout): New targets.
4757 (split_x86_64_[1234n].o): New targets.
4758 (split_x86_64_[124]): New targets.
4759 (split_x86_64_[1234r].stdout): New targets.
4760 (MOSTLYCLEANFILES): Add new executables.
4761 * testsuite/split_i386.sh: New file.
4762 * testsuite/split_x86_64.sh: New file.
4763 * testsuite/split_i386_1.s: New file.
4764 * testsuite/split_i386_2.s: New file.
4765 * testsuite/split_i386_3.s: New file.
4766 * testsuite/split_i386_4.s: New file.
4767 * testsuite/split_i386_n.s: New file.
4768 * testsuite/split_x86_64_1.s: New file.
4769 * testsuite/split_x86_64_2.s: New file.
4770 * testsuite/split_x86_64_3.s: New file.
4771 * testsuite/split_x86_64_4.s: New file.
4772 * testsuite/split_x86_64_n.s: New file.
4773 * testsuite/testfile.cc (Target_test): Update relocation_section
4775 * testsuite/Makefile.in: Rebuild.
4777 2009-10-06 Ian Lance Taylor <iant@google.com>
4779 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4780 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4781 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4782 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4783 the address on ldo_addrs_.
4784 (Target_i386::Relocate::fix_up_ldo): New function.
4786 2009-10-06 Rafael Espindola <espindola@google.com>
4788 * plugin.cc (add_input_library): New.
4789 (Plugin::load): Add add_input_library to tv.
4790 (Plugin_manager::add_input_file): Add the is_lib argument.
4791 (add_input_file): Update call to Plugin_manager::add_input_file.
4792 (add_input_library): New.
4793 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4795 2009-09-30 Doug Kwan <dougkwan@google.com>
4797 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4798 symbol and call Symbol::may_need_copy_reloc to determine if
4799 a copy reloc is needed.
4800 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4801 nocopyreloc is given in command line.
4802 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4803 given in command line.
4804 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4805 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4806 of the removed Target_i386::may_need_copy_reloc.
4807 * options.h (copyreloc): New option with default value false.
4808 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4809 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4810 instead of the removed Target_powerpc::may_need_copy_reloc.
4811 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4812 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4813 instead of the removed Target_sparc::may_need_copy_reloc.
4814 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4815 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4816 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4817 instead of the removed Target_x86_64::may_need_copy_reloc.
4819 2009-09-30 Ian Lance Taylor <iant@google.com>
4821 * object.h (class Object): Remove target_ field, and target,
4822 sized_target, and set_target methods.
4823 (Object::sized_target): Remove.
4824 (class Sized_relobj): Update declarations. Remove sized_target.
4825 * object.cc (Sized_relobj::setup): Remove target parameter.
4827 (Input_objects::add_object): Don't do anything with the target.
4828 (make_elf_sized_object): Add punconfigured parameter. Change all
4829 callers. Set or test parameter target.
4830 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4832 * parameters.cc (Parameters::set_target): Change parameter type to
4834 (Parameters::default_target): Remove.
4835 (set_parameters_target): Change parameter type to be non-const.
4836 (parameters_force_valid_target): New function.
4837 (parameters_clear_target): New function.
4838 * parameters.h (class Parameters): Update declarations. Remove
4839 default_target method. Add sized_target and clear_target
4840 methods. Change target_ to be non-const.
4841 (set_parameters_target): Update declaration.
4842 (parameters_force_valid_target): Declare.
4843 (parameters_clear_target): Declare.
4844 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4845 as NULL if we aren't searching.
4846 (Add_symbols::run): Don't check for compatible target.
4847 * fileread.cc (Input_file::open_binary): Call
4848 parameters_force_valid_target.
4849 * gold.cc (queue_middle_tasks): Likewise.
4850 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4851 set_target on object.
4852 * dynobj.h (class Sized_dynobj): Update declarations.
4853 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4854 make_elf_object returns NULL.
4855 (Archive::include_member): Don't check whether object target is
4857 * output.cc (Output_section::add_input_section): Get target from
4859 (Output_section::relax_input_section): Likewise.
4860 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4862 (Sized_relobj::do_scan_relocs): Likewise.
4863 (Sized_relobj::relocate_sections): Likewise.
4864 * resolve.cc (Symbol_table::resolve): Likewise.
4865 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4866 parameter. Change all callers.
4867 (Symbol_table::add_from_object): Get target from parameters.
4868 (Symbol_table::add_from_relobj): Don't check object target.
4869 (Symbol_table::add_from_dynobj): Likewise.
4870 (Symbol_table::define_special_symbol): Get target from
4872 * symtab.h (class Symbol_table): Update declaration.
4873 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4874 parameter. Change all callers. Clear parameter target.
4875 (Binary_test): Test target here.
4876 * testsuite/object_unittest.cc (gold_testsuite): Remove
4877 target_test_pointer parameter. Change all callers.
4878 (Object_test): Test target here.
4880 2009-09-26 Ian Lance Taylor <iant@google.com>
4882 * testsuite/initpri1.c: Don't try to use constructor priorities if
4883 compiling with gcc before 4.3.
4885 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4887 * testsuite/retain_symbols_file_test.sh (check_present): Change
4888 output file name to retain_symbols_file_test.stdout.
4889 (check_absent): Likewise.
4891 2009-09-18 Craig Silverstein <csilvers@google.com>
4893 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4894 * options.cc: Include <cerrno> and <fstream>.
4895 (General_options::finalize): Parse -retain-symbols-file tag.
4896 * options.h: New flag.
4897 (General_options): New method should_retain_symbol, new
4898 variable symbols_to_retain.
4899 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4900 should_retain_symbol map.
4901 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4902 * testsuite/Makefile.in: Regenerate.
4903 * testsuite/retain_symbols_file_test.sh: New file.
4905 2009-09-18 Nick Clifton <nickc@redhat.com>
4907 * po/es.po: Updated Spanish translation.
4909 2009-09-17 Doug Kwan <dougkwan@google.com>
4911 * debug.h (DEBUG_RELAXATION): New constant.
4912 (DEBUG_ALL): Add DEBUG_RELAXATION.
4913 (debug_string_to_enum): Add relaxation debug option.
4915 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4916 Layout::Relaxation_debug_check::read_sections,
4917 Layout::Relaxation_debug_check::read_sections): New method definitions.
4918 (Layout::Layout): Initialize data members
4919 record_output_section_data_from_scrips_,
4920 script_output_section_data_list_ and relaxation_debug_check_.
4921 (Layout::save_segments, Layout::restore_segments,
4922 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4923 Layout::relaxation_loop_body): New method definitions.
4924 (Layout::finalize): Support relaxation. Move section layout code to
4925 Layout::relaxation_loop_body.
4926 (Layout::set_asection_address_from_script): Move code for orphan
4927 section placement out.
4928 (Layout::place_orphan_sections_in_script): New method definition.
4929 * layout.h (Output_segment_headers, Output_file_header):
4930 New forward class declarations.
4931 (Layout::~Layout): Define.
4932 (Layout::new_output_section_data_from_script): New method definition.
4933 (Layout::place_orphan_sections_in_script): New method declaration.
4934 (Layout::Segment_states): New type declaration.
4935 (Layout::save_segments, Layout::restore_segments,
4936 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4937 Layout::relaxation_loop_body): New method declarations.
4938 (Layout::Output_section_data_list): New type declaration.
4939 (Layout::Relaxation_debug_check): New class definition.
4940 (Layout::record_output_section_data_from_script_,
4941 Layout::script_output_section_data_list_, Layout::segment_states_,
4942 Layout::relaxation_debug_check_): New data members.
4943 * output.cc: (Output_section_headers::do_size): New method definition.
4944 (Output_section_headers::Output_section_headers): Move size
4945 computation to Output_section_headers::do_size.
4946 (Output_segment_headers::do_size): New method definition.
4947 (Output_file_header::Output_file_header): Move size computation to
4948 Output_file_header::do_size and call it.
4949 (Output_file_header::do_size): New method definition.
4950 (Output_data_group::Output_data_group): Adjust call to
4951 Output_section_data.
4952 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4953 (Output_symtab_xindex::do_write): Add array bound check.
4954 (Output_section::Input_section::print_to_mapfile): Handle
4955 RELAXED_INPUT_SECTION_CODE.
4956 (Output_section::Output_section): Initialize data member checkpoint_.
4957 (Output_section::~Output_section): Delete checkpoint object pointed
4959 (Output_section::add_input_section): Always add an Input_section if
4961 (Output_section::add_merge_input_section): Add assert.
4962 (Output_section::relax_input_section): New method definition.
4963 (Output_section::set_final_data_size): Set load address to zero for
4964 an unallocated section.
4965 (Output_section::do_address_and_file_offset_have_reset_values):
4966 New method definition.
4967 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4968 Handle relaxed input section.
4969 (Output_section::sort_attached_input_sections): Checkpoint input
4970 section list lazily.
4971 (Output_section::get_input_sections): Change type of input_sections to
4972 list of Simple_input_section pointers. Checkpoint input section list
4973 lazily. Also handle relaxed input sections.
4974 (Output_section::add_input_section_for_script): Take a reference to
4975 a Simple_input_section object instead of Relobj pointer and section
4976 index as parameter. Handle relaxed input sections.
4977 (Output_section::save_states, Output_section::restore_states): New
4979 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4980 (Output_data::is_data_size_fixed): New method definition.
4981 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4983 (Output_data::address_and_file_offset_have_reset_values): New method
4985 (Output_data::do_address_and_file_offset_have_reset_values): New method
4987 (Output_data::set_data_size): Check that data size is not fixed.
4988 (Output_data::fix_data_size): New method definition.
4989 (Output_data::is_data_size_fixed_): New data member.
4990 (Output_section_headers::set_final_data_size): New method definition.
4991 (Output_section_headers::do_size): New method declaration.
4992 (Output_segment_headers::set_final_data_size): New method definition.
4993 (Output_segment_headers::do_size): New method declaration.
4994 (Output_file_header::set_final_data_size)::New method definition.
4995 (Output_file_header::do_size)::New method declaration.
4996 (Output_section_data::Output_section_data): Add new parameter
4997 is_data_size_fixed and use it to fix data size.
4998 (Output_data_const::Output_data_const): Adjust call to base class
4999 constructor and fix data size.
5000 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5001 base class constructor and fix data size.
5002 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5003 base class constructor and fix data size.
5004 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5005 class constructor and fix data size.
5006 (Output_data_group::set_final_data_size): New method definition.
5007 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5008 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5009 class constructor and fix data size.
5010 (Output_relaxed_input_section): New class definition.
5011 (Output_section::Simple_input_section): New class definition.
5012 (Output_section::get_input_sections): Adjust parameter list.
5013 (Output_section::add_input_section_for_script): Same.
5014 (Output_section::save_states, Output_section::restore_states,
5015 Output_section::do_address_and_file_offset_have_reset_values,
5016 (Output_section::Input_section::Input_section): Handle
5017 RELAXED_INPUT_SECTION_CODE. Add new overload for
5018 Output_relaxed_input_section.
5019 (Output_section::Input_section::is_input_section,
5020 Output_section::Input_section::set_output_section): Handle relaxed
5022 (Output_section::Input_section::is_relaxed_input_section,
5023 Output_section::Input_section::output_section_data,
5024 Output_section::Input_section::relaxed_input_section): New method
5026 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5028 (Output_section::Input_section::u1_): Update comments.
5029 (Output_section::Input_section::u2_): Add new union member poris.
5030 (Output_section::Checkpoint_output_section): New classs definition.
5031 (Output_section::relax_input_section): New method declaration.
5032 (Output_section::checkpoint_): New data member.
5033 (Output_segment): Update comments.
5034 (Output_segment::Output_segment): Un-privatize copy constructor.
5035 (Output_segment::operator=): Un-privatize.
5036 * script-sections.cc (Output_section_element::Input_section_list):
5037 Change element type to Output_section::Simple_input_section.
5038 (Output_section_element_dot_assignment::set_section_addresses):
5039 Register output section data for relaxation clean up.
5040 (Output_data_exression::Output_data_expression): Adjust call to base
5041 constructor to fix data size.
5042 (Output_section_element_data::set_section_addresses): Register
5043 Output_data_expression object for relaxation clean up.
5044 (struct Input_section_info): Replace Relobj pointer and section index
5045 pair with Output_section::Simple_input_section and Convert struct to a
5047 (Input_section_sorter::operator()): Adjust access to
5048 Input_section_info data member to use accessors.
5049 (Output_section_element_input::set_section_addresses): Use layout
5050 parameter. Adjust code to use Output_section::Simple_input_section
5051 and Input_secction_info classes. Register filler for relaxation
5053 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5054 and section index pair with Output_section::Simple_input_section
5055 class. Adjust code accordingly.
5056 (Phdrs_element::release_segment): New method definition.
5057 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5059 (Script_sections::release_segments): New method definition.
5060 * gold/script-sections.h (Script_sections::release_segments): New
5062 * gold/target.h (Target::may_relax, Target::relax,
5063 Target::do_may_relax, Target::do_relax): New method definitions.
5065 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5067 * arm.cc (has_signed_unsigned_overflow): New function.
5068 (Arm_relocate_functions::abs8): New function.
5069 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5070 (Target_arm::Scan::global): Likewise.
5071 (Target_arm::relocate::relocate): Likewise.
5072 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5075 2009-09-16 Cary Coutant <ccoutant@google.com>
5077 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5078 * testsuite/Makefile.in: Regenerate.
5080 2009-09-11 Nick Clifton <nickc@redhat.com>
5082 * po/gold.pot: Updated by the Translation project.
5084 2009-09-08 Cary Coutant <ccoutant@google.com>
5086 * output.cc (Output_file::open): Add execute permission to empty file.
5087 * testsuite/Makefile.am (permission_test): New test.
5088 * testsuite/Makefile.in: Regenerate.
5090 2009-09-02 Ian Lance Taylor <iant@google.com>
5092 * output.cc (Output_file::resize): Call map_no_anonymous rather
5095 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5097 * gold.cc: Include "incremental.h".
5098 (queue_initial_tasks): Call Incremental_checker methods.
5099 * incremental.cc: Include "output.h".
5100 (Incremental_checker::can_incrementally_link_output_file): New
5102 * incremental.h (Incremental_checker): New class.
5104 * output.cc (Output_file::open_for_modification): New method.
5105 (Output_file::map_anonymous): Changed return type to bool. Record
5107 (Output_file::map_no_anonymous): New method, broken out of map.
5108 (Output_file::map): Use map_no_anonymous and map_anonymous.
5109 * output.h (class Output_file): Update declarations.
5111 2009-08-24 Cary Coutant <ccoutant@google.com>
5113 * options.h (Command_line::Pre_options): New class.
5114 (Command_line::pre_options): New member.
5115 * options.cc (gold::options::ready_to_register): New variable.
5116 (One_option::register_option): Do nothing if not registering options.
5117 Assert if same short option registered twice.
5118 (General_options::General_options): Turn off option registration when
5120 (Command_line::Pre_options::Pre_options): New constructor.
5122 2009-08-24 Cary Coutant <ccoutant@google.com>
5124 * options.h (General_options::no_keep_memory): Remove incorrect
5127 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5129 * Makefile.am (am__skiplex, am__skipyacc): New.
5130 * Makefile.in: Regenerate.
5132 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5134 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5135 (INCLUDES): ... this.
5136 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5137 (AM_CPPFLAGS): Renamed from ...
5138 (INCLUDE): ... this.
5139 * Makefile.in, testsuite/Makefile.in: Regenerate.
5141 * Makefile.in: Regenerate.
5142 * aclocal.m4: Likewise.
5143 * config.in: Likewise.
5144 * configure: Likewise.
5145 * testsuite/Makefile.in: Likewise.
5147 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5148 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5149 * Makefile.in: Regenerate.
5150 * testsuite/Makefile.in: Regenerate.
5152 2009-08-19 Cary Coutant <ccoutant@google.com>
5154 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5155 symbols in shared libraries overridden by hidden or internal symbols
5156 in the main program.
5158 2009-08-19 Chris Demetriou <cgd@google.com>
5160 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5161 checking source file names in error messages.
5163 2009-08-18 Doug Kwan <dougkwan@google.com>
5165 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5166 an elcpp::Ehdr as parameter. Adjust call to set_target.
5167 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5168 an elfcpp::Ehdr as parameter.
5169 * object.cc (Object::set_target): Remove the version that looks up
5170 a target and sets it.
5171 (Sized_relobj::setup): Take a Target object instead of
5172 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5173 (make_elf_sized_object): Find target and ask target to
5175 * object.h: (Object::set_target): Remove the version that looks up
5176 a target and sets it.
5177 (Sized_relobj::setup): Take a Target object instead of
5178 an elfcpp:Ehdr as parameter.
5179 * target.cc: Include dynobj.h.
5180 (Target::do_make_elf_object_implementation): New.
5181 (Target::do_make_elf_object): New.
5182 * target.h (Target::make_elf_object): New template declaration.
5183 (Target::do_make_elf_object): New method declarations.
5184 (Target::do_make_elf_object_implementation): New template declaration.
5186 2009-08-14 Ian Lance Taylor <iant@google.com>
5188 * gold.h (FUNCTION_NAME): Define.
5189 (gold_unreachable): Use FUNCTION_NAME.
5191 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5193 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5194 symbol in the --keep-unique list is not found.
5196 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5198 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5199 been maked as --keep-unique.
5200 (Icf::unfold_section): New function.
5201 * icf.h (Icf::unfold_section): New function.
5202 * options.h (General_options::keep_unique): New option.
5203 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5204 * testsuite/Makefile.in: Regenerate.
5205 * testsuite/icf_keep_unique_test.sh: New file.
5206 * testsuite/icf_keep_unique_test.cc: New file.
5208 2009-08-12 Cary Coutant <ccoutant@google.com>
5211 * resolve.cc (Symbol_table::resolve): Check for references from
5212 dynamic objects to hidden and internal symbols.
5213 * testsuite/Makefile.am (hidden_test.sh): New test.
5214 * testsuite/Makefile.in: Regenerate.
5215 * testsuite/hidden_test.sh: New script.
5216 * testsuite/hidden_test_1.c: New test source.
5217 * testsuite/hidden_test_main.c: New test source.
5219 2009-08-11 Doug Kwan <dougkwan@google.com>
5221 * arm.cc: Update comments.
5222 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5223 segment to locate the .ARM.exidx section if present.
5225 2009-08-09 Doug Kwan <dougkwan@google.com>
5227 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5230 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5231 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5234 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5236 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5237 valid tls_segment only for non-debug-section relocations.
5238 * testsuite/Makefile.am: Add gc_tls_test.
5239 * testsuite/Makefile.in: Regenerate.
5240 * testsuite/gc_tls_test.cc: New file.
5241 * testsuite/gc_tls_test.sh: New file.
5243 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5247 * Makefile.am (CCFILES): Add icf.cc.
5249 * Makefile.in: Regenerate.
5250 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5251 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5252 section, symbol and addend information for the relocs.
5253 * gold.cc (queue_middle_tasks): Call identical code folding.
5254 * gold.h: Add defines for multimap.
5255 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5256 to the call of finalize_local_symbols.
5257 * main.cc (main): Create object of class Icf.
5258 * object.cc (Sized_relobj::do_layout): Allow this function to be
5259 called twice during icf.
5260 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5261 to sections marked as identical by icf.
5262 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5264 (Sized_relobj::do_section_entsize): New function.
5265 * object.h (Object::section_entsize): New function.
5266 (Object::do_section_entsize): New pure virtual function.
5267 (Relobj::finalize_local_symbols): Add new parameter.
5268 (Relobj::do_section_entsize): New function.
5269 * options.h (General_options::icf): New option.
5270 (General_options::icf_iterations): New option.
5271 (General_options::print_icf_sections): New option.
5272 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5273 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5274 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5276 * symtab.cc (Symbol_table::is_section_folded): New function.
5277 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5278 to sections marked as identical by icf.
5279 * symtab.h (Symbol_table::set_icf): New function.
5280 (Symbol_table::icf): New function.
5281 (Symbol_table::is_section_folded): New function.
5282 (Symbol_table::icf_): New data member.
5283 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5284 * testsuite/Makefile.am: Add commands to build icf_test.
5285 * testsuite/Makefile.in: Regenerate.
5286 * testsuite/icf_test.sh: New file.
5287 * testsuite/icf_test.cc: New file.
5289 2009-07-24 Chris Demetriou <cgd@google.com>
5291 * layout.cc (is_compressible_debug_section): Fix incorrect
5292 comment about compressed section names.
5294 2009-07-20 Ian Lance Taylor <ian@airs.com>
5297 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5299 2009-07-16 Ian Lance Taylor <iant@google.com>
5302 * layout.h: #include <map>.
5303 (class Kept_section): Change from struct to class. Add accessors
5304 and setters. Add section size to Comdat_group mapping. Change
5305 Comdat_group to std::map. Add is_comdat_ field. Add
5306 linkonce_size field in union.
5307 (class Layout): Update declaration of find_or_add_kept_section.
5308 Don't declare find_kept_object.
5309 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5310 parameter. Add object, shndx, is_comdat, and is_group_name
5311 parameters. Change all callers. Adjust for new Kept_section.
5312 (Layout::find_kept_object): Remove.
5313 * object.cc (Sized_relobj::include_section_group): Update use of
5314 Kept_section. Rename secnum to shndx. Only record
5315 Kept_comdat_section if sections are the same size.
5316 (Sized_relobj::include_linkonce_section): Update use of
5317 Kept_section. Only record Kept_comdat_section if sections are the
5318 same size. Set size of linkonce section.
5319 (Sized_relobj::map_to_kept_section): Update call to
5320 get_kept_comdat_section.
5321 * object.h (class Sized_relobj): Rename fields in
5322 Kept_comdat_section to drop trailing underscores; change object
5323 field to Relobj*. Change Kept_comdat_section_table to store
5324 struct rather than pointer.
5325 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5326 Add kept_object and kept_shndx parameters. Change all callers.
5327 (Sized_relobj::get_kept_comdat_section): Change return type to
5328 bool. Add kept_object and kept_shndx parameters. Change all
5330 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5331 Layout::find_or_add_kept_section.
5333 2009-07-09 Ian Lance Taylor <iant@google.com>
5335 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5336 Reserve space in the hash table.
5338 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5340 * fileread.cc (File_read::get_mtime): New method.
5341 * fileread.h (Timespec): New structure.
5342 (File_read::get_mtime): New method.
5343 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5344 Renamed from timestamp_nsec.
5345 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5347 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5349 (Incremental_inputs::report_archive): Save mtime; style fix.
5350 (Incremental_inputs::report_obejct): Save mtime; style fix.
5351 (Incremental_inputs::report_script): Save mtime; style fix.
5352 (Incremental_inputs::finalize_inputs): Style fix.
5353 (Incremental_inputs::finalize): Style fix.
5354 (Incremental_inputs::create_input_section_data): Store inputs
5356 * incremental.h (Incremental_inputs::report_script): Add mtime
5358 (Incremental_inputs::Input_info::Input_info): Intialize only one
5360 (Incremental_inputs::Input_info::archive): Move to nameless
5362 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5363 (Incremental_inputs::Input_info::script): Move to nameless union.
5364 (Incremental_inputs::mtime): New field.
5365 * script.cc (read_input_script): Pass file mtime to
5367 * script.h (Script_info::inputs): Style fix.
5369 2009-07-01 Ian Lance Taylor <ian@airs.com>
5371 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5374 2009-06-24 Ian Lance Taylor <iant@google.com>
5377 * layout.cc (Layout::choose_output_section): If we find an
5378 existing section, update the flags.
5379 (Layout::create_notes): New function, broken out of
5381 (Layout::finalize): Don't create note sections.
5382 (Layout::create_note): Don't crash if linker script discards
5384 (Layout::create_gold_note): Likewise.
5385 (Layout::create_build_id): Likewise. Don't set
5386 after_input_sections on the section.
5387 (Layout::create_executable_stack_info): Remove target parameter.
5389 * layout.h (class Layout): Declare create_notes. Update
5390 declaration of create_executable_stack_info.
5391 * gold.cc (queue_middle_tasks): Call create_notes.
5392 * output.cc (Output_section::update_flags_for_input_section): Move
5393 here from output.h. If SHF_ALLOC flag is newly set, mark address
5395 * output.h (Output_data::mark_address_invalid): New function.
5396 (class Output_section): Only declare, not define,
5397 update_flags_for_input_section. Remove set_flags.
5399 2009-06-24 Ian Lance Taylor <iant@google.com>
5401 * script-sections.cc (Output_section_definition::
5402 set_section_addresses): Rename shadowing local load_address to
5405 2009-06-24 Ian Lance Taylor <iant@google.com>
5408 * reloc.cc (relocate_sections): Skip empty relocation sections.
5410 2009-06-23 Ian Lance Taylor <iant@google.com>
5413 * layout.cc (Layout::create_note): Use choose_output_section
5414 rather than make_output_section.
5416 2009-06-23 Ian Lance Taylor <iant@google.com>
5419 * options.cc (General_options::parse_V): Set printed_version_.
5420 (General_options::General_options): Initialize printed_version_.
5421 * options.h (class General_options): Add printed_version_ field.
5422 * gold.cc (queue_initial_tasks): If there are no input files,
5423 don't give a fatal error if we printed the version information.
5424 (queue_middle_tasks): If using -r with a shared object, give a
5425 fatal error rather than an ordinary error.
5427 2009-06-23 Ian Lance Taylor <iant@google.com>
5430 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5431 (Layout::make_output_section): Set have_stabstr_section_ if we see
5432 a .stab*str section.
5433 (Layout::finalize): Call link_stabs_sections.
5434 (Layout::link_stabs_sections): New file.
5435 * layout.h (class Layout): Add have_stabstr_section_ field.
5436 Declare link_stabs_sections.
5438 2009-06-23 Doug Kwan <dougkwan@google.com>
5440 * Makefile.am (libgold_a_LIBADD): New.
5441 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5442 * Makefile.in: Regenerate.
5443 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5444 * configure: Regenerate.
5445 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5446 * fileread.cc: Include sys/state.h
5447 * gold.h: Declare memmem and strndup if found missing.
5448 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5450 2009-06-23 Ian Lance Taylor <iant@google.com>
5452 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5453 * configure: Rebuild.
5455 2009-06-23 Ian Lance Taylor <iant@google.com>
5458 * object.cc (Object::section_contents): Don't try to get a view if
5459 the section has length zero.
5460 (Object::handle_gnu_warning_section): If the section is empty, use
5461 the name of the section as the warning.
5463 2009-06-23 Ian Lance Taylor <iant@google.com>
5466 * stringpool.h (class Stringpool_template): Add optimize_ field.
5467 (Stringpool_template::set_optimize): New function.
5468 * stringpool.cc (Stringpool_template::Stringpool_template):
5469 Initialize optimize_ field.
5470 (Stringpool_template::set_string_offsets): Test local optimize
5471 fild rather than parameter.
5472 * layout.cc (Layout::Layout): Call set_optimize on the section
5475 2009-06-22 Ian Lance Taylor <iant@google.com>
5478 * yyscript.y: Parse TARGET.
5479 * script.cc (script_set_target): New function.
5480 * script-c.h (script_set_target): Declare.
5481 * options.cc (General_options::string_to_object_format): Rename
5482 from string_to_object_format in anonymous namespace. Change
5484 * options.h (class General_options): Declare
5485 string_to_object_format.
5487 2009-06-22 Ian Lance Taylor <iant@google.com>
5489 * script-sections.cc (Script_sections::create_segments): Don't put
5490 program headers in a PT_LOAD segment if -n or -N.
5492 2009-06-22 Ian Lance Taylor <iant@google.com>
5495 * options.h (class General_options): Add -z lazy and -z now. Sort
5496 -z options into alphabetical order.
5497 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5499 2009-06-21 Ian Lance Taylor <iant@google.com>
5501 * layout.cc (Layout::make_output_section): Call
5502 Target::new_output_section.
5503 (Layout::attach_allocated_section_to_segment): Put large section
5504 sections in a separate load segment with the large segment flag
5506 (Layout::segment_precedes): Sort large data segments after other
5508 (align_file_offset): New static function.
5509 (Layout::set_segment_offsets): Use align_file_offset.
5510 * output.h (class Output_section): Add is_small_section_ and
5511 is_large_section_ fields.
5512 (Output_section::is_small_section): New function.
5513 (Output_section::set_is_small_section): New function.
5514 (Output_section::is_large_section): New function.
5515 (Output_section::set_is_large_section): New function.
5516 (Output_section::is_large_data_section): New function.
5517 (class Output_segment): Add is_large_data_segment_ field.
5518 (Output_segment::is_large_data_segment): New function.
5519 (Output_segment::set_is_large_data_segment): New function.
5520 * output.cc (Output_section::Output_section): Initialize new
5522 (Output_segment::Output_segment): Likewise.
5523 (Output_segment::add_output_section): Add assertion that large
5524 data sections always go in large data segments. Force small data
5525 sections to the end of the list of data sections. Force small BSS
5526 sections to the start of the list of BSS sections. For large BSS
5527 sections to the end of the list of BSS sections.
5528 * symtab.h (class Symbol): Declare is_common_shndx.
5529 (Symbol::is_defined): Check Symbol::is_common_shndx.
5530 (Symbol::is_common): Likewise.
5531 (class Symbol_table): Define enum Commons_section_type. Update
5532 declarations. Add small_commons_ and large_commons_ fields.
5533 * symtab.cc (Symbol::is_common_shndx): New function.
5534 (Symbol_table::Symbol_table): Initialize new fields.
5535 (Symbol_table::add_from_object): Put small and large common
5536 symbols in the right list.
5537 (Symbol_table::sized_finalized_symbol): Check
5538 Symbol::is_common_shndx.
5539 (Symbol_table::sized_write_globals): Likewise.
5540 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5541 common symbol lists. Don't call do_allocate_commons_list if the
5543 (Symbol_table::do_allocate_commons_list): Remove is_tls
5544 parameter. Add comons_section_type parameter. Change all
5545 callers. Handle small and large common symbols.
5546 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5547 Symbol::is_common_shndx.
5548 * resolve.cc (symbol_to_bits): Likewise.
5549 * target.h (Target::small_common_shndx): New function.
5550 (Target::small_common_section_flags): New function.
5551 (Target::large_common_shndx): New function.
5552 (Target::large_common_section_flags): New function.
5553 (Target::new_output_section): New function.
5554 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5555 small_common_section_flags, and large_common_section_flags
5557 (Target::do_new_output_section): New virtual function.
5558 * arm.cc (Target_arm::arm_info): Initialize new fields.
5559 * i386.cc (Target_i386::i386_info): Likewise.
5560 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5562 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5563 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5564 (Target_x86_64::do_new_output_section): New function.
5565 * configure.ac: Define conditional MCMODEL_MEDIUM.
5566 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5567 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5568 (large_LDFLAGS): Define.
5569 * testsuite/large.c: New file.
5570 * testsuite/testfile.cc (Target_test::test_target_info):
5571 Initialize new fields.
5572 * configure, testsuite/Makefile.in: Rebuild.
5574 2009-06-05 Doug Kwan <dougkwan@google.com>
5576 * Makefile.am (CCFILES): Add target.cc.
5577 * Makefile.in: Regenerate.
5578 * i386.cc (class Target_i386): Define new virtual method to
5579 override do_is_local_label_name in parent.
5580 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5581 local symbols if --discard-locals or -X is given.
5582 * options.h (class General_options): Declare new options
5583 '--discard-locals' and '-X' for discarding locals.
5584 * target.h (class Target): Define new methods is_local_label_name.
5585 Declare new virtual method do_is_local_label_name.
5586 * target.cc: New file.
5587 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5588 (check_SCRIPTS): Add discard_locals_test.sh.
5589 (check_DATA): Add discard_local_tests.syms.
5590 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5591 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5592 * testsuite/Makefile.in: Regenerate.
5593 * testsuite/discard_locals_test.c: New file.
5594 * testsuite/discard_locals_test.sh: Same.
5596 2009-06-05 Doug Kwan <dougkwan@google.com>
5598 * object.cc (Sized_relobj::Sized_relobj): Initialize
5599 discarded_eh_frame_shndx_ to -1U.
5600 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5602 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5603 a discarded .eh_frame section.
5604 (Sized_relobj::do_finalize_local_symbols): Ditto.
5605 * object.h (class Sized_relobj): Declare new member
5606 discarded_eh_frame_shndx_.
5607 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5608 (local_labels_test.o, local_labels_test): New rules.
5609 * testsuite/Makefile.in: Regenerate.
5611 2009-06-04 Doug Kwan <dougkwan@google.com>
5613 * layout.cc (Layout::section_name_mapping): Add mapping for
5614 special ARM sections.
5616 2009-06-03 Doug Kwan <dougkwan@google.com>
5618 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5619 (utils::has_overflow): Same.
5621 2009-06-03 Ian Lance Taylor <iant@google.com>
5623 * layout.cc (Layout::section_name_mapping): New array, replacing
5624 Layout::linkonce_mapping.
5625 (Layout::section_name_mapping_count): New variable, replacing
5626 Layout::linkonce_mapping_count.
5627 (Layout::linkonce_output_name): Remove.
5628 (Layout::output_section_name): Rewrite.
5629 * layout.h (class Layout): Rename Linkonce_mapping to
5630 Section_name_mapping, linkonce_mapping to section_name_mapping,
5631 linkonce_mapping_count to section_name_mapping_count. Don't
5632 declare linkonce_output_name.
5634 2009-06-03 Doug Kwan <dougkwan@google.com>
5636 * gold/arm.cc (namespace utils): New.
5637 (Target_arm::reloc_is_non_pic): Define new method.
5638 (class Arm_relocate_functions): New.
5639 (Target_arm::Relocate::relocate): Handle relocation types used by
5642 2009-06-03 Ian Lance Taylor <iant@google.com>
5644 * arm.cc (Target_arm::scan::global): Use || instead of |.
5646 2009-06-02 Doug Kwan <dougkwan@google.com>
5648 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5649 issued_non_pic_error_.
5650 (class Target_arm::Scan): Declare new method check_non_pic.
5651 Define new method symbol_needs_plt_entry.
5652 Declare new data member issued_non_pic_error_.
5653 (class Target_arm::Relocate): Declare new method
5654 should_apply_static_reloc.
5655 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5656 (Target_arm::Scan::check_non_pic): Define new method.
5657 (Target_arm::Scan::local): Handle a small subset of reloc types used
5659 (Target_arm::Scan::local): Same.
5660 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5662 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5664 * incremental.cc (Incremental_inputs::report_command_line): Filter
5665 out --incremental-* options.
5667 2009-05-29 Doug Kwan <dougkwan@google.com>
5669 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5671 (class Target_arm): Update comment.
5672 (Target_arm::Target_arm): Initialize new data members GOT_,
5673 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5674 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5675 and Target_arm::rel_dyn_section.
5676 Declare new_enum Target_arm::Got_type.
5677 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5679 Update commments for member do_dynsym_value.
5680 (Target_arm::got_size, Target_arm::plt_section,
5681 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5682 new methods inside class defintion.
5683 (Target_arm::got_section): Define new method.
5684 (Target_arm::rel_dyn_section): Same.
5685 (Output_data_plt_arm): New template class.
5686 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5687 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5688 (Output_data_plt_arm::add_entry): Same.
5689 (Output_data_plt_arm::first_plt_entry): Define new
5690 static data member for PLT instruction template.
5691 (Output_data_plt_arm::plt_entry): Same.
5692 (Output_data_plt_arm::do_write): Define new method.
5693 (Target_arm::make_plt_entry): Same.
5694 (Target_arm::do_finalize_sections): Same.
5695 (Target_arm::do_dynsym_value): Same.
5697 2009-05-28 Doug Kwan <dougkwan@google.com>
5699 * Makefile.am (TARGETSOURCES): Add arm.cc.
5700 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5701 * Makefile.in: Regenerate.
5703 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5705 2009-05-26 Doug Kwan <dougkwan@google.com>
5707 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5708 (General_options::check_excluded_libs): Strip off directories in
5709 archive name before matching like GNU ld does.
5710 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5711 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5712 (exclude_libs_test_LDFLAGS): Add linker option
5713 -Wl,--exclude-libs,libexclude_libs_test_3
5714 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5715 an explicit archive without using -l.
5716 (alt/libexclude_libs_test_3.a): New make rule.
5717 * testsuite/Makefile.in: Regenerate.
5718 * testsuite/exclude_libs_test.c : Declare lib3_default().
5720 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5721 * exclude_libs_test_3.c: New file.
5723 2009-05-26 Nick Clifton <nickc@redhat.com>
5725 * po/id.po: New Indonesian translation.
5726 * po/gold.pot: Updated template file.
5728 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5730 * testsuite/Makefile.am: Add -ffunction-sections to compile
5731 gc_comdat_test files. Add -Wl,--gc-sections to build
5733 * testsuite/Makefile.in: Regenerate.
5734 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5736 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5738 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5739 kept comdat section was garbage collected.
5740 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5741 * testsuite/Makefile.in: Regenerate.
5742 * testsuite/gc_comdat_test.sh: New file.
5743 * testsuite/gc_comdat_test_1.cc: New file.
5744 * testsuite/gc_comdat_test_2.cc: New file.
5746 2009-05-19 Doug Kwan <dougkwan@google.com>
5748 * archive.cc (Archive::Archive): Move constructor from archive.h
5749 to here. Initialize no_export_.
5750 (Archive::get_elf_object_for_member): Set no_export flag of object.
5751 * archive.h (Archive::Archive): Move constructor body to
5753 (Archive::no_export): New method.
5754 (Archive::no_export_): New field.
5755 * object.h (Object::Object): Initialize no_export_ to false.
5756 (Object::no_export, Object::set_no_export): New methods.
5757 (Object::no_export_): New field.
5758 * options.cc (General_options::parse_exclude_libs): New method.
5759 (General_options::check_excluded_libs) Same.
5760 * options.h (exclude_libs): New option.
5761 (General_options::check_excluded_libs): New method declaration.
5762 (General_options::excluded_libs_): New field.
5763 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5764 default or protected visibility if an object has no-export flag set.
5765 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5766 (check_SCRIPTS): Add exclude_libs_test.sh.
5767 (check_DATA): Add exclude_libs_test.syms.
5768 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5769 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5770 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5771 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5772 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5773 libexclude_libs_test_2.a): New rules.
5774 * testsuite/Makefile.in: Regenerate.
5775 * testsuite/exclude_libs_test.c: New file.
5776 * testsuite/exclude_libs_test.sh: Ditto.
5777 * testsuite/exclude_libs_test_1.c: Ditto.
5778 * testsuite/exclude_libs_test_2.c: Ditto.
5780 2009-05-15 Ian Lance Taylor <iant@google.com>
5782 * configure.ac: Check for declarations for cases where libiberty.h
5783 checks HAVE_DECL_xxx.
5784 * configure, config.in: Rebuild.
5786 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5788 * gold.h (Incremental_argument_list): Remove (invalid) forward
5790 * incremental.cc (Incremental_inputs::report_achive): New method.
5791 (Incremental_inputs::report_object): New method.
5792 (Incremental_inputs::report_script): New method.
5793 (Incremental_inputs::finalize_inputs): New method.
5794 (Incremental_inputs::finalize): Call finalize_inputs().
5795 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5796 Create inputs entries.
5797 * incremental.h (Incremental_input_type): New enum.
5798 (Incremental_inputs::Incremental_input): Initialize new fields.
5799 (Incremental_inputs::report_inputs): New method.
5800 (Incremental_inputs::report_achive): New method.
5801 (Incremental_inputs::report_object): New method.
5802 (Incremental_inputs::report_script): New method.
5803 (Incremental_inputs::finalize_inputs): New method.
5804 (Incremental_inputs::Input_info): New struct.
5805 (Incremental_inputs::Input_info_map): New typedef.
5806 (Incremental_inputs::lock_): New field.
5807 (Incremental_inputs::Inputs_): New field.
5808 (Incremental_inputs::Inputs_map): New field.
5809 * main.cc (main): Call Incremental_input::report_inputs.
5810 * options.h (Input_argument_list): Typedef moved from
5812 (Input_file_group::Files): Remove, use ::Input_argument_list.
5813 (Input_file_group::Input_argument_list): Remove, use
5814 ::Input_argument_list.
5815 * plugin.cc (Plugin_manager::add_input_file): Add error in
5817 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5819 * script.cc (read_input_script): Call
5820 Incremental_input::report_script.
5821 * script.h (Script_info): New class.
5823 2009-04-27 Ian Lance Taylor <iant@google.com>
5825 * x86_64.cc (do_adjust_output_section): Set entsize to
5828 2009-04-23 Elliott Hughes <enh@google.com>
5830 * output.cc (Output_file::close): After short writes, continue
5831 writing from the correct offset in the buffer being written.
5833 2009-04-23 Chris Demetriou <cgd@google.com>
5835 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5836 * configure: Regenerate.
5837 * config.in: Regenerate.
5838 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5839 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5841 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5843 * incremental.cc (Incremental_inputs_header_data): Renamed from
5844 Incremental_input_header_data.
5845 (Incremental_inputs_header_data::data_size): New field.
5846 (Incremental_inputs_header_data::put_input_file_count): Renamed
5847 from input_file_count.
5848 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5849 from command_line_offset.
5850 (Incremental_inputs_header_data::put_reserved): Renamed from
5852 (Incremental_inputs_entry_data): Renamed from
5853 Incremental_input_entry_data.
5854 (Incremental_inputs_entry_data::data_size): New field.
5855 (Incremental_inputs::report_command_line): New method.
5856 (Incremental_inputs::finalize): New method.
5857 (Incremental_inputs::create_incremental_inputs_data): New method.
5858 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5859 * incremental.h: New file.
5860 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5861 (Layout::finalize): Create incremental inputs section in
5863 (Layout::create_incremental_info_sections): New method.
5864 * layout.h (Layout::incremental_inputs): New method.
5865 (Layout::create_incremental_info_sections): New method.
5866 (Layout::incremental_inputs_): New field.
5867 * main.cc (main): Notify Incremental_input of the command line.
5869 2009-04-01 Ian Lance Taylor <iant@google.com>
5870 Mikolaj Zalewski <mikolajz@google.com>
5872 * gold.h (reserve_unordered_map): Define, three versions, one for
5873 each version of Unordered_map.
5874 * layout.cc (Layout::Layout): Remove options parameter. Add
5875 number_of_input_files parameter. Don't initialize options_.
5876 Initialize number_of_input_files_ and resized_signatures_. Move
5877 sections_are_attached_.
5878 (Layout::layout_group): Reserve space for group_signatures_.
5879 (Layout::find_or_add_kept_section): Change name parameter to be a
5880 reference. Resize signatures_ map when it gets large enough.
5881 (Layout::layout_eh_frame): Use parameters->options() instead of
5883 (Layout::make_output_section): Likewise.
5884 (Layout::attach_allocated_section_to_segment): Likewise.
5885 (Layout::finalize, Layout::create_executable_stack): Likewise.
5886 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5887 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5888 * layout.h (class Layout): Update declarations. Remove options_
5889 field. Add number_of_input_files_ and resized_signatures_
5890 fields. Move sections_are_attached_ field.
5891 * main.cc (main): Pass number of input files to Layout
5892 constructor. Don't pass options.
5894 2009-03-30 Ian Lance Taylor <iant@google.com>
5896 * ffsll.c (ffsll): Correct implementation.
5898 2009-03-27 Ian Lance Taylor <iant@google.com>
5900 * ffsll.c: New file.
5901 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5902 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5903 * ftruncate.c (ftruncate): Declare before definition.
5904 * mremap.c (mremap): Likewise.
5905 * pread.c (pread): Likewise.
5906 * configure, Makefile.in, config.in: Rebuild.
5908 * mremap.c: New file.
5909 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5910 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5911 (mremap): Declare if HAVE_MREMAP is not defined.
5912 * configure, Makefile.in, config.in: Rebuild.
5914 2009-03-27 Cary Coutant <ccoutant@google.com>
5916 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5917 position independent.
5918 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5919 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5921 2009-03-24 Cary Coutant <ccoutant@google.com>
5923 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5925 (needs_dynamic_reloc): Likewise.
5927 2009-03-24 Ian Lance Taylor <iant@google.com>
5929 * yyscript.y (file_cmd): Recognize EXTERN.
5930 (extern_name_list, extern_name_list_body): New nonterminals.
5931 * script.cc (script_add_extern): Define.
5932 * script-c.h (script_add_extern): Declare.
5934 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5936 * object.cc (is_elf_object): Define.
5937 * object.h (is_elf_object): Declare.
5938 * archive.cc (Archive::get_elf_object_for_member): Call
5940 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5942 2009-03-24 Elliott Hughes <enh@google.com>
5944 * output.cc (Output_file::map_anonymous): Define.
5945 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5946 try an anonymous one. Report the size if the mmap fails.
5947 * output.h (class Output_file): Declare map_anonymous.
5949 2009-03-24 Ian Lance Taylor <iant@google.com>
5951 * target-select.cc (instantiate_target): Don't acquire the lock if
5952 the instantiated_target_ field has already been set.
5954 2009-03-23 Ian Lance Taylor <iant@google.com>
5956 * gold-threads.h (class Initialize_lock): Define.
5957 * gold-threads.cc (class Initialize_lock_once): Define.
5958 (initialize_lock_control): New static variable.
5959 (initialize_lock_pointer): New static variable.
5960 (initialize_lock_once): New static function.
5961 (Initialize_lock::Initialize_lock): Define.
5962 (Initialize_lock::initialize): Define.
5963 * target-select.h: Include "gold-threads.h".
5964 (class Target_selector): Add lock_ and initialize_lock_ fields.
5965 Don't define instantiate_target, just declare it.
5966 * target-select.cc (Target_selector::Target_selector): Initialize
5968 (Target_selector::instantiate_target): Define.
5969 * descriptors.h: Include "gold-threads.h".
5970 (class Descriptors): Add initialize_lock_ field.
5971 * descriptors.cc (Descriptors::Descriptors): Initialize new
5973 (Descriptors::open): Use initialize_lock_ field
5974 * errors.h (class Errors): Add initialize_lock_ field.
5975 * errors.cc (Errors::Errors): Initialize new field.
5976 (Errors::initialize_lock): Use initialize_lock_ field.
5977 * powerpc.cc (class Target_selector_powerpc): Remove
5978 instantiated_target_ field. In do_recognize call
5979 instantiate_target rather than do_instantiate_target. In
5980 do_instantiate_target just allocate a new target.
5981 * sparc.cc (class Target_selector_sparc): Likewise.
5983 * freebsd.h: New file.
5984 * i386.cc: Include "freebsd.h".
5985 (Target_i386): Derive from Target_freebsd rather than
5987 (Target_selector_i386): Derive from Target_selector_freebsd rather
5988 than Target_selector.
5989 * x86_64.cc: Include "freebsd.h".
5990 (Target_x86_64): Derive from Target_freebsd rather than
5992 (Target_selector_x86_64): Derive from Target_selector_freebsd
5993 rather than Target_selector.
5994 * target.h (class Target): Add adjust_elf_header and
5995 do_adjust_elf_header.
5996 * output.cc (Output_file_header:: do_sized_write): Call target
5997 adjust_elf_header routine.
5998 * configure.tgt: Set targ_osabi.
5999 * configure.ac: Define GOLD_DEFAULT_OSABI.
6000 * parameters.cc (Parameters::default_target): Pass
6001 GOLD_DEFAULT_OSABI to select_target.
6002 * target-select.h (class Target_selector): Make instantiate_target
6003 protected rather than private.
6004 * Makefile.am (HFILES): Add freebsd.h.
6005 * configure, Makefile.in, config.in: Rebuild.
6007 * merge.cc (do_add_input_section): Correct pend value. Change
6008 message about last entry not being null terminated from error to
6011 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6013 * incremental.cc: New file.
6014 * Makefile.am (CCFILES): Add incremental.cc.
6015 * Makefile.in: Rebuild.
6017 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6019 * layout.cc (Layout::output_section_name): Preserve names
6020 of '.note.' sections.
6022 2009-03-19 Ian Lance Taylor <iant@google.com>
6024 * descriptors.cc (Descriptors::open): Check that the options are
6025 valid before using them.
6027 2009-03-18 Ian Lance Taylor <iant@google.com>
6029 * script-sections.h: Include <list>.
6030 (class Script_sections): Change Sections_elements from std::vector
6031 to std::list. Typedef public Elements_iterator. Add
6032 orphan_section_placement_, data_segment_align_start_, and
6033 saw_data_segment_align_ fields. Remove data_segment_align_index_
6035 * script-sections.cc (class Orphan_section_placement): New class.
6036 (class Sections_element): Add virtual functions is_relro and
6037 orphan_section_init. Remove virtual function place_orphan_here.
6038 (class Output_section_definition): Add is_relro and
6039 orphan_section_init. Remove place_orphan_here.
6040 (class Orphan_output_section): Likewise.
6041 (Script_sections::Script_sections): Update for field changes.
6042 (Script_sections::data_segment_align): Set saw_data_segment_align_
6043 and data_segment_align_start_, not data_segment_align_index.
6044 (Script_sections::data_segment_relro_end): Check
6045 saw_data_segment_align_. Use data_segment_align_start_ rather
6046 than data_segment_align_index_.
6047 (Script_sections::place_orphan): Rewrite to use
6048 Orphan_section_placement.
6050 2009-03-17 Ian Lance Taylor <iant@google.com>
6052 * archive.cc (Archive::add_symbols): Check for a version attached
6053 to the symbol name in the archive map.
6054 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6055 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6056 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6057 (ver_test_11.a): New target.
6058 * testsuite/Makefile.in: Rebuild.
6060 * configure.ac: Check for chsize and posix_fallocate. Replace
6062 * ftruncate.c: New file, from gnulib.
6063 * output.cc (posix_fallocate): Define dummy version if not
6064 HAVE_POSIX_FALLOCATE.
6065 (Output_file::map): Call posix_fallocate rather than lseek and
6067 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6068 * configure, Makefile.in, config.in: Rebuild.
6070 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6072 * layout.h (Layout::create_note): Add section_name parameter.
6073 * layout.cc (Layout::create_note): Likewise.
6074 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6076 2009-03-17 Ian Lance Taylor <iant@google.com>
6078 * descriptors.cc: Include "options.h".
6079 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6080 (Descriptors::open): Always use O_CLOEXEC when opening a new
6081 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6082 then set FD_CLOEXEC.
6084 * sparc.cc (class Target_sparc): Add has_got_section.
6085 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6086 make sure we have a GOT section.
6088 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6089 (Target_sparc::Scan::local): Likewise.
6090 (Target_sparc::Scan::global): Likewise.
6091 (Target_sparc::Relocate::relocate): Likewise.
6092 (Target_sparc::Relocate::relocate_tls): Likewise.
6094 * symtab.cc (Symbol_table::define_default_version): New function,
6095 broken out of add_from_object.
6096 (Symbol_table::add_from_object): Call define_default_version.
6097 (Symbol_table::define_special_symbol): Add resolve_oldsym
6098 parameter. Change all callers. If the version for a symbol comes
6099 from a version script, resolve it with the symbol with the same
6100 name with no version. Also add the symbol without a version if
6102 (do_define_in_output_data): If resolving with oldsym, don't delete
6104 (do_define_in_output_segment): Likewise.
6105 (do_define_as_constant): Likewise.
6106 * symtab.h (class Symbol_table): Update declarations.
6108 2009-03-13 Ian Lance Taylor <iant@google.com>
6110 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6111 (Read_symbols::requeue): New function.
6112 (Read_symbols::do_read_symbols): If make_elf_object fails because
6113 the target type is not configured, and the file was searched for,
6114 issue a warning and retry with the next directory.
6115 (Add_symbols::run): If the file has an incompatible format, and
6116 it was searched for, requeue the Read_symbols task. On error,
6118 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6119 dirindex parameter to constructor. Change all callers. Declare
6120 incompatible_warning and requeue.
6121 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6122 input_argument_ and input_group_ fields. Add them to
6123 constructor. Change all callers.
6124 (class Read_script): Add dirindex_ field. Add it to constructor.
6126 * archive.cc (Archive::setup): Remove input_objects parameter.
6128 (Archive::get_file_and_offset): Likewise.
6129 (Archive::read_all_symbols): Likewise.
6130 (Archive::read_symbols): Likewise.
6131 (Archive::get_elf_object_for_member): Remove input_objects
6132 parameter. Add punconfigured parameter. Change all callers.
6133 (Archive::add_symbols): Change return type to bool. Check return
6134 value of include_member.
6135 (Archive::include_all_members): Likewise.
6136 (Archive::include_member): Change return type to bool. Return
6137 false if first included object has incompatible target. Set
6138 included_member_ field.
6139 (Add_archive_symbols::run): If add_symbols returns false, requeue
6141 * archive.h (class Archive): Add included_member_ field.
6142 Initialize it in constructor. Add input_file and searched_for
6143 methods. Update declarations.
6144 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6145 input_argument_ fields. Add them to constructor. Change all
6147 * script.cc: Include "target-select.h".
6148 (class Parser_closure): Add skip_on_incompatible_target_ and
6149 found_incompatible_target_ fields. Add
6150 skip_on_incompatible_target parameter to constructor. Change all
6151 callers. Add methods skip_on_incompatible_target,
6152 clear_skip_on_incompatible_target, found_incompatible_target, and
6153 set_found_incompatible_target.
6154 (read_input_script): Add dirindex parameter. Change all callers.
6155 If parser finds an incompatible target, requeue Read_symbols
6157 (script_set_symbol): Clear skip_on_incompatible_target in
6159 (script_add_assertion, script_parse_option): Likewise.
6160 (script_start_sections, script_add_phdr): Likewise.
6161 (script_check_output_format): New function.
6162 * script.h (read_input_script): Update declaration.
6163 * script-c.h (script_check_output_format): Declare.
6164 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6165 (ignore_cmd): Remove OUTPUT_FORMAT.
6166 * fileread.cc (Input_file::Input_file): Add explicit this.
6167 (Input_file::will_search_for): New function.
6168 (Input_file::open): Add pindex parameter. Change all callers.
6169 * fileread.h (class Input_file): Add input_file_argument method.
6170 Declare will_search_for. Update declarations.
6171 * object.cc (make_elf_object): Add punconfigured parameter.
6173 * object.h (class Object): Make input_file public. Add
6174 searched_for method.
6175 (make_elf_object): Update declaration.
6176 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6178 * dirsearch.h (class Dirsearch): Update declaration.
6179 * options.h (class General_options): Add --warn-search-mismatch.
6180 * parameters.cc (Parameters::is_compatible_target): New function.
6181 * parameters.h (class Parameters): Declare is_compatible_target.
6182 * workqueue.cc (Workqueue::add_blocker): New function.
6183 * workqueue.h (class Workqueue): Declare add_blocker.
6185 * fileread.cc (Input_file::open): Remove options parameter.
6187 (Input_file::open_binary): Likewise.
6188 * script.cc (read_input_script): Likewise.
6189 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6190 options parameter from constructor. Change all callers.
6191 (class Read_script): Likewise.
6192 * fileread.h (class Input_file): Update declarations.
6193 * script.h (read_input_script): Update declaration.
6195 2009-03-10 Nick Clifton <nickc@redhat.com>
6197 * po/es.po: New Spanish translation.
6199 2009-03-06 Cary Coutant <ccoutant@google.com>
6201 * options.cc (parse_short_option): Keep dash_z from registering itself.
6203 2009-03-03 Ian Lance Taylor <iant@google.com>
6206 * target-reloc.h (relocate_section): Pass output_section to
6208 * i386.cc (Target_i386::should_apply_static_reloc): Add
6209 output_section parameter. Change all callers.
6210 (Target_i386::Relocate::relocate): Add output_section parameter.
6211 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6212 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6213 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6214 * testsuite/two_file_shared.sh: New script.
6215 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6216 (check_DATA): Add two_file_shared.dbg.
6217 (two_file_shared.dbg): New target.
6218 * testsuite/Makefile.in: Rebuild.
6220 2009-03-01 Ian Lance Taylor <iant@google.com>
6222 * configure.ac: Check for byteswap.h.
6223 * configure: Rebuild.
6224 * config.in: Rebuild.
6226 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6228 * layout.cc (Layout::find_or_add_kept_section): New function.
6229 (Layout::add_comdat): Removed.
6230 * layout.h (struct Kept_section): Move out of class Layout.
6231 Remove trailing underscores from field names. Add group_sections
6232 field. Rename group_ field to is_group. Change all uses.
6233 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6234 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6235 comdat_groups_ field.
6236 (Sized_relobj::include_section_group): Use
6237 find_or_add_kept_section and Kept_section::group_sections.
6238 (Sized_relobj::include_linkonce_section): Likewise.
6239 * object.cc (class Sized_relobj): Don't define Comdat_group or
6240 Comdat_group_table. Remove find_comdat_group and
6241 add_comdat_group. Remove comdat_groups_ field.
6242 * plugin.cc (include_comdat_group): Use
6243 Layout::find_or_add_kept_section.
6245 2009-02-28 Ian Lance Taylor <iant@google.com>
6247 * README: --gc-sections and map files are now supported. Document
6248 some build requirements.
6251 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6252 relocatable link set the value of the section symbol to zero.
6253 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6254 relocatable link don't include the section address in the local
6257 2009-02-27 Ian Lance Taylor <iant@google.com>
6260 * options.h (class Search_directory): Add is_system_directory.
6261 (class General_options): Declare is_in_system_directory.
6262 * options.cc (get_relative_sysroot): Make static.
6263 (get_default_sysroot): Make static.
6264 (General_optoins::is_in_system_directory): New function.
6265 * fileread.cc (Input_file::is_in_system_directory): New function.
6266 * fileread.h (class Input_file): Declare is_in_system_directory.
6267 * object.h (class Object): Add is_in_system_directory.
6268 (class Input_objects): Remove system_library_directory_ field.
6269 * object.cc (Input_objects::add_object): Don't set
6270 system_library_directory_.
6271 (input_objects::found_in_system_library_directory): Remove.
6272 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6273 parameter. Change all callers.
6274 (Symbol_table::sized_write_globals): Likewise.
6275 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6276 Call Object::is_in_system_directory.
6277 * symtab.h (class Symbol_table): Update declarations.
6280 * descriptors.h (Open_descriptor): Add is_on_stack field.
6281 * descriptors.cc (Descriptors::open): If the descriptor is on the
6282 top of the stack, remove it. Initialize is_on_stack field.
6283 (Descriptors::release): Only add pod to stack if it is not on the
6285 (Descriptors::close_some_descriptor): Clear stack_next and
6289 * output.cc (Output_section::find_starting_output_address): Rename
6290 from starting_output_address; add PADDR parameter; change return
6292 * output.h (class Output_section): Declare
6293 find_starting_output_address instead of starting_output_address.
6294 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6295 section symbol for which we can't find a merge section.
6298 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6299 hidden or internal, force the symbol to be local.
6300 * resolve.cc (Symbol::override_visibility): Define.
6301 (Symbol::override_base): Use override_visibility.
6302 (Symbol_table::resolve): Likewise.
6303 (Symbol::override_base_with_special): Likewise.
6304 (Symbol_table::override_with_special): If the visibility is hidden
6305 or internal, force the symbol to be local.
6306 * symtab.h (class Symbol): Add set_visibility and
6307 override_visibility.
6308 * testsuite/ver_test_1.sh: New file.
6309 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6310 (check_DATA): Add ver_test_1.syms.
6311 (ver_test_1.syms): New target.
6312 * testsuite/Makefile.in: Rebuild.
6314 2009-02-25 Cary Coutant <ccoutant@google.com>
6316 * layout.cc (Layout::choose_output_section): Don't rename sections
6317 when using a linker script that has a SECTIONS clause.
6318 * Makefile.in: Regenerate.
6320 * testsuite/Makefile.am (script_test_5.sh): New test case.
6321 * testsuite/Makefile.in: Regenerate.
6322 * testsuite/script_test_5.cc: New file.
6323 * testsuite/script_test_5.sh: New file.
6324 * testsuite/script_test_5.t: New file.
6326 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6328 * archive.cc (Archive::include_member): Update calls to add_symbols.
6329 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6330 the Layout argument.
6331 * dynobj.h (do_add_symbols): Add the Layout argument.
6332 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6334 * object.h (Object::add_symbols): Add the Layout argument.
6335 (Object::do_add_symbols): Add the Layout argument.
6336 (Sized_relobj::do_add_symbols): Add the Layout argument.
6337 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6338 Unify the two versions.
6339 (Add_plugin_symbols): Remove.
6340 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6341 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6342 (Add_plugin_symbols): Remove.
6343 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6344 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6345 (Add_symbols::run): Make it work with Pulginobj.
6347 2009-02-06 Ian Lance Taylor <iant@google.com>
6349 * object.cc (Sized_relobj::do_layout): Make info message start
6350 with lower case letter.
6352 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6354 * binary.cc: Fix file comment.
6356 * options.h (enum Incremental_disposition): Define.
6357 (class General_options): Add new options: --incremental,
6358 --incremental_changed, --incremental_unchanged,
6359 --incremental_unknown. Add incremental_disposition_ and
6360 implicit_incremental_ fields.
6361 (General_options::incremental_disposition): New function.
6362 (class Position_dependent_options): Add incremental_disposition
6364 (Position_dependent_options::copy_from_options): Set incremental
6366 * options.cc (General_options::parse_incremental_changed): New
6368 (General_options::parse_incremental_unchanged): New function.
6369 (General_options::parse_incremental_unknown): New function.
6370 (General_options::General_options): Initialize new fields
6371 incremental_disposition_ and implicit_incremental_.
6372 (General_options::finalize): Check for uasge of --incremental-*
6373 without --incremental.
6375 2009-02-06 Chris Demetriou <cgd@google.com>
6377 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6378 pointer and to report location as the file name associated with
6380 (gold_undefined_symbol_at_location): New function to replace the
6381 old gold_undefined_symbol functionality.
6382 * target-reloc.h (relocate_section): Update to use
6383 gold_undefined_symbol_at_location.
6384 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6385 Call gold_undefined_symbol function rather than gold_error.
6386 * errors.h (Errors::undefined_symbol): Take location as a
6387 string, rather than calculating it from a relocation.
6388 * errors.cc (Errors::fatal): Print "fatal error:" before the
6390 (Errors::error, Errors::error_at_location): Print "error: "
6391 before the formatted message.
6392 (Errors::undefined_symbol): Take location as a string, rather
6393 than calculating it from a relocation.
6394 (gold_undefined_symbol_at_location): New function akin to
6395 old gold_undefined_symbol, calculates location from relocation.
6396 (gold_undefined_symbol): Change to take only a Symbol pointer
6397 and to report location as the file name associated with the symbol.
6398 * testsuite/debug_msg.sh: Update for changed error messages.
6399 * testsuite/undef_symbol.sh: Likewise.
6401 2009-02-04 Duncan Sands <baldrick@free.fr>
6404 * reduced_debug_output.h
6405 (Output_reduced_debug_abbrev_section::failed): Use format for
6407 (Output_reduced_debug_info_section::faild): Likewise.
6409 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6411 * script.cc (Lazy_demangler): New class.
6412 (Version_script_info::get_symbol_version_helper): Demangle a
6415 2009-01-29 Cary Coutant <ccoutant@google.com>
6417 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6419 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6421 2009-01-28 Ian Lance Taylor <iant@google.com>
6423 * version.cc (version_string): Bump to 1.9.
6425 * gold.h: Include <cstring> and <stdint.h>.
6426 * version.cc: Include <cstdio>.
6427 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6429 * reduced_debug_output.cc (insert_into_vector): Rename from
6430 Insert_into_vector; change all callers. Use Swap_unaligned to
6431 avoid aliasing issue; remove union since it is unnecessary.
6433 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6435 * Makefile.am (CCFILES): Add gc.cc.
6437 * Makefile.in: Regenerate.
6438 * gold.cc (Gc_runner): New class.
6439 (queue_initial_tasks): Call garbage collection related tasks
6440 when corresponding options are invoked.
6441 (queue_middle_gc_tasks): New function.
6442 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6443 processed early before laying out sections during garbage collection.
6444 * gold.h (queue_middle_gc_tasks): New function.
6445 (is_prefix_of): Move from "layout.cc".
6446 * i386.cc (Target_i386::gc_process_relocs): New function.
6447 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6448 * main.cc (main): Create object of class "Garbage_collection".
6449 * object.cc (Relobj::copy_symbols_data): New function.
6450 (Relobj::is_section_name_included): New function.
6451 (Sized_relobj::do_layout): Allow this function to be called twice
6452 during garbage collection and defer layout of section during the
6454 * object.h (Relobj::get_symbols_data): New function.
6455 (Relobj::is_section_name_included): New function.
6456 (Relobj::copy_symbols_data): New function.
6457 (Relobj::set_symbols_data): New function.
6458 (Relobj::get_relocs_data): New function.
6459 (Relobj::set_relocs_data): New function.
6460 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6461 (Relobj::gc_process_relocs): New function.
6462 (Relobj::do_gc_process_relocs): New pure virtual function.
6463 (Relobj::sd_): New data member.
6464 (Sized_relobj::is_output_section_offset_invalid): New function.
6465 (Sized_relobj::do_gc_process_relocs): New function.
6466 * options.h (General_options::gc_sections): Modify to not be a no-op.
6467 (General_options::print_gc_sections): New option.
6468 * plugin.cc (Plugin_finish::run): Remove function call to
6469 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6470 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6471 * reloc.cc (Read_relocs::run): Add task to process relocs and
6472 determine unreferenced sections when doing garbage collection.
6473 (Gc_process_relocs): New class.
6474 (Sized_relobj::do_gc_process_relocs): New function.
6475 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6476 sections that are garbage collected.
6477 * reloc.h (Gc_process_relocs): New class.
6478 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6479 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6480 symbols whose corresponding sections are garbage collected.
6481 (Symbol_table::Symbol_table): Add new parameter for the garbage
6483 (Symbol_table::gc_mark_undef_symbols): New function.
6484 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6485 (Symbol_table::gc_mark_dyn_syms): New function.
6486 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6488 (Symbol_table::add_from_object): Likewise.
6489 (Symbol_table::add_from_relobj): When building shared objects, do not
6490 treat externally visible symbols as garbage.
6491 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6492 table information for static and relocatable links.
6493 * symtab.h (Symbol_table::set_gc): New function.
6494 (Symbol_table::gc): New function.
6495 (Symbol_table::gc_mark_undef_symbols): New function.
6496 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6497 (Symbol_table::gc_mark_dyn_syms): New function.
6498 (Symbol_table::gc_): New data member.
6499 * target.h (Sized_target::gc_process_relocs): New pure virtual
6501 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6502 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6504 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6506 * options.h (General_options::gc_sections): Define as a no-op for now.
6507 (General_options::no_keep_memory): Ditto.
6508 (General_options::Bshareable): Define.
6509 * options.cc (General_options::finalize): Honor -Bshareable.
6511 2009-01-20 Andreas Schwab <schwab@suse.de>
6513 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6514 read the value in the contents, since we don't use it. Use the
6515 template endianness when writing.
6516 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6518 2009-01-19 Andreas Schwab <schwab@suse.de>
6520 * configure.tgt (powerpc64-*): Fix targ_obj.
6522 2009-01-15 Ian Lance Taylor <iant@google.com>
6524 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6525 local symbols when stripping all symbols.
6527 2009-01-14 Cary Coutant <ccoutant@google.com>
6529 * output.cc (Output_reloc): Add explicit instantiations.
6531 2009-01-14 Cary Coutant <ccoutant@google.com>
6533 * archive.cc (Archive::get_elf_object_for_member): Remove call
6534 to File_read::claim_for_plugin.
6535 * descriptors.cc (Descriptors::open): Remove reference to
6537 (Descriptors::claim_for_plugin): Remove.
6538 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6539 (Descriptors::is_claimed): Remove.
6540 (claim_descriptor_for_plugin): Remove.
6541 * fileread.cc (File_read::claim_for_plugin): Remove.
6542 * fileread.h (File_read::claim_for_plugin): Remove.
6543 (File_read::descriptor): Reopen descriptor if necessary.
6544 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6545 (Plugin_manager::all_symbols_read): Add task parameter. Change
6547 (Plugin_manager::get_input_file): New function.
6548 (Plugin_manager::release_input_file): New function.
6549 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6550 corresponding data member.
6551 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6552 and pass to base constructor. Change all callers.
6553 (get_input_file, release_input_file): New functions.
6554 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6555 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6556 (Plugin_manager::all_symbols_read): Add task parameter.
6557 (Plugin_manager::get_input_file): New function.
6558 (Plugin_manager::release_input_file): New function.
6559 (Plugin_manager::task_): New data member.
6560 (Pluginobj::Pluginobj): Add filesize parameter.
6561 (Pluginobj::filename): New function.
6562 (Pluginobj::descriptor): New function.
6563 (Pluginobj::filesize): New function.
6564 (Pluginobj::filesize_): New data member.
6565 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6566 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6567 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6569 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6570 with archive libraries.
6571 * testsuite/Makefile.in: Regenerate.
6572 * testsuite/plugin_test.c (struct sym_info): New type.
6573 (get_input_file, release_input_file): New static variables.
6574 (onload): Capture new transfer vector entries.
6575 (claim_file_hook): Stop reading at end of file according to filesize.
6576 Factor out parsing of readelf output into separate function.
6577 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6578 APIs and get the source file name from the symbol table. Convert
6579 source file name to corresponding object file name. Print info
6580 message when adding new input files.
6581 (parse_readelf_line): New function.
6582 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6583 * testsuite/plugin_test_2.sh: Likewise.
6584 * testsuite/plugin_test_3.sh: Likewise.
6585 * testsuite/plugin_test_4.sh: New test case.
6587 2009-01-07 Ian Lance Taylor <iant@google.com>
6589 * version.cc (version_string): Bump to 1.8.
6591 2008-12-23 Cary Coutant <ccoutant@google.com>
6593 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6594 * plugin.cc (Plugin_manager::finish): Rename as
6595 layout_deferred_objects. Move cleanup to separate function.
6596 (Plugin_manager::cleanup): New function.
6597 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6599 * plugin.h (Plugin_manager::finish): Rename as
6600 layout_deferred_objects.
6601 (Plugin_manager::cleanup): New function.
6602 (Plugin_manager::cleanup_done): New field.
6604 2008-12-23 Cary Coutant <ccoutant@google.com>
6606 * plugin.cc (is_visible_from_outside): New function.
6607 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6608 so we don't return "IR only" status for exported symbols or -r links.
6610 * testsuite/Makefile.am (plugin_test_3): New test case.
6611 * testsuite/Makefile.in: Regenerate.
6612 * testsuite/plugin_test_3.sh: New file.
6614 2008-12-22 Cary Coutant <ccoutant@google.com>
6616 * object.cc (Sized_relobj::layout_section): New function.
6617 (Sized_relobj::do_layout): Defer layout of input sections until after
6618 plugin has provided replacement files.
6619 (Sized_relobj::do_layout_deferred_sections): New function.
6620 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6621 (Relobj::layout_deferred_sections): New function.
6622 (Relobj::do_layout_deferred_sections): New function.
6623 (Sized_relobj::do_layout_deferred_sections): New function.
6624 (Sized_relobj::layout_section): New function.
6625 (Sized_relobj::Deferred_layout): New structure.
6626 (Sized_relobj::deferred_layout_): New field.
6627 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6628 Change all callers. Layout deferred sections.
6629 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6631 (Plugin_hook::run): Move code from do_plugin_hook inline.
6632 (Plugin_hook::do_plugin_hook): Remove.
6633 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6634 (Plugin_manager::finish): Renamed, was cleanup.
6635 (Plugin_manager::should_defer_layout): New function.
6636 (Plugin_manager::add_deferred_layout_object): New function.
6637 (Plugin_manager::Deferred_layout_list): New type.
6638 (Plugin_manager::deferred_layout_objects_): New field.
6639 (Plugin_hook::do_plugin_hook): Remove.
6641 2008-12-17 Ian Lance Taylor <iant@google.com>
6643 * options.h (class General_options): Add --no case for
6646 2008-12-16 Cary Coutant <ccoutant@google.com>
6648 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6650 (Plugin_manager::claim_file): Create plugin object even if
6651 plugin did not call the add_symbols callback.
6652 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6653 asking for more symbols than were added.
6654 * testsuite/Makefile.am (plugin_test_1): Add test case with
6656 (empty.syms): New target.
6657 * testsuite/Makefile.in: Regenerate.
6658 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6659 message. Don't call add_symbols if no globals.
6660 (all_symbols_read_hook): Don't provide replacement for empty
6663 2008-12-12 Ian Lance Taylor <iant@google.com>
6665 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6666 r_type == 0 for a local symbol with r_sym == 0.
6667 (scan_relocatable_relocs): Pass r_sym to
6668 local_non_section_strategy.
6669 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6672 * configure.ac: Update test for TLS descriptors: they are
6673 supported as of glibc 2.9.
6674 * configure: Rebuild.
6676 2008-12-11 Ian Lance Taylor <iant@google.com>
6679 * target-reloc.h (Default_scan_relocatable_relocs): For each
6680 function, map r_type == 0 to RELOC_DISCARD.
6682 2008-12-10 Cary Coutant <ccoutant@google.com>
6684 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6685 object to override a kept COMDAT group from a plugin object.
6687 2008-12-09 Ian Lance Taylor <iant@google.com>
6690 * yyscript.y (file_cmd): Handle INPUT.
6692 * testsuite/initpri1.c: Change all declarations to be full
6693 prototypes by adding void, to avoid compiler warnings.
6695 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6697 * options.cc (General_options::parse_plugin_opt): New.
6698 (General_options::add_plugin): The argument now is just the filename.
6699 (General_options::add_plugin_option): New.
6700 * options.h (plugin_opt): New.
6701 (add_plugin): Change argument name.
6702 (add_plugin_option): New.
6703 * plugin.cc (Plugin::load): Don't parse the plugin option.
6704 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6705 (Plugin::add_option): New.
6706 (Plugin::args_): Change type.
6707 (Plugin::filename_): New.
6708 (Plugin_manager::add_plugin_option): New.
6709 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6710 * testsuite/Makefile.in: Regenerate.
6712 2008-12-05 Cary Coutant <ccoutant@google.com>
6714 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6715 Handle --strip-lto-sections option.
6716 * options.h (strip_lto_sections): New option.
6718 2008-12-01 Cary Coutant <ccoutant@google.com>
6720 * plugin.cc (ld_plugin_message): Change format parameter to const.
6721 Fix mismatch between new[] and delete.
6723 2008-11-14 Cary Coutant <ccoutant@google.com>
6725 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6728 2008-11-05 Craig Silverstein <csilvers@google.com>
6730 * options.cc (General_options::parse_dynamic_list): New function.
6731 * options.h (General_options): New flags dynamic_list,
6732 dynamic_list_data, dynamic_list_cpp_new, and
6733 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6734 (General_options::in_dynamic_list): New function.
6735 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6736 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6737 (Lex::can_continue_name): Likewise.
6739 (read_script_file): New parameter script_options.
6740 (read_dynamic_list): New function.
6741 (Script_options::define_dynamic_list): New function.
6742 (dynamic_list_keyword_parsecodes): New variable.
6743 (dynamic_list_keywords): New variable.
6744 * script.h (Script_options::define_dynamic_list): New function
6746 (read_dynamic_list): New function prototype.
6747 * symtab.cc (strprefix): New macro.
6748 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6749 dynamic_list_data, dynamic_list_cpp_new, and
6750 dynamic_list_cpp_typeinfo.
6751 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6752 (dynamic_list_expr): New rule.
6753 (dynamic_list_nodes): Likewise.
6754 (dynamic_list_node): Likewise.
6755 * testsuite/Makefile.am (dynamic_list): New test.
6756 * testsuite/Makefile.in: Regenerated.
6757 * testsuite/dynamic_list.t: New file.
6758 * testsuite/dynamic_list.sh: New file.
6760 2008-11-05 Craig Silverstein <csilvers@google.com>
6762 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6763 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6764 (t11_last): Likewise.
6765 * testsuite/ver_test_6.c (main): Likewise.
6767 2008-10-07 Cary Coutant <ccoutant@google.com>
6769 * options.c (General_options::finalize): Add check for -static and
6771 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6774 2008-10-02 Cary Coutant <ccoutant@google.com>
6776 * plugin.cc (make_sized_plugin_object): Fix conditional
6777 compilation to work when not all targets are enabled.
6779 2008-09-29 Cary Coutant <ccoutant@google.com>
6781 * archive.cc (Archive::get_file_and_offset): Use filename instead
6782 of name to get library path.
6783 (Archive::include_member): Unlock external member of a thin archive.
6785 * testsuite/Makefile.am (TEST_AR): New variable.
6786 (thin_archive_test_1): New test.
6787 (thin_archive_test_2): New test.
6788 * testsuite/Makefile.in: Regenerate.
6789 * testsuite/thin_archive_main.cc: New file.
6790 * testsuite/thin_archive_test_1.cc: New file.
6791 * testsuite/thin_archive_test_2.cc: New file.
6792 * testsuite/thin_archive_test_3.cc: New file.
6793 * testsuite/thin_archive_test_4.cc: New file.
6795 2008-09-29 Cary Coutant <ccoutant@google.com>
6797 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6798 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6800 (Sized_relobj::do_finalize_local_symbols): Likewise.
6801 (Sized_relobj::map_to_kept_section): Likewise.
6802 * object.h (Sized_relobj::invalid_address): New constant.
6803 (Sized_relobj::do_output_section_offset): Check for invalid_address
6805 * output.cc (Output_reloc::local_section_offset): Use constant
6806 invalid_address instead of -1U.
6807 (Output_reloc::get_address): Likewise.
6808 (Output_section::output_address): Change -1U to -1ULL.
6809 * output.h (Output_reloc::invalid_address): New constant.
6810 * reloc.cc (Sized_relobj::write_sections): Use constant
6811 invalid_address instead of -1U.
6812 (Sized_relobj::relocate_sections): Likewise.
6813 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6814 values for merge sections.
6815 * target-reloc.h (relocate_for_relocatable): Use constant
6816 invalid_address instead of -1U.
6818 2008-09-19 Cary Coutant <ccoutant@google.com>
6820 Add plugin functionality for link-time optimization (LTO).
6821 * configure.ac (plugins): Add --enable-plugins option.
6822 * configure: Regenerate.
6823 * config.in: Regenerate.
6824 * Makefile.am (LIBDL): New variable.
6825 (CCFILES): Add plugin.cc.
6826 (HFILES): Add plugin.h.
6827 (ldadd_var): Add LIBDL.
6828 * Makefile.in: Regenerate.
6830 * archive.cc: Include "plugin.h".
6831 (Archive::setup): Don't preread archive symbols when using a plugin.
6832 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6833 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6835 (Archive::include_member): Add symbols from plugin objects.
6836 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6837 * descriptors.cc (Descriptors::open): Check for file descriptors
6838 abandoned by plugins.
6839 (Descriptors::claim_for_plugin): New function.
6840 * descriptors.h (Descriptors::claim_for_plugin): New function.
6841 (Open_descriptor::is_claimed): New field.
6842 (claim_descriptor_for_plugin): New function.
6843 * fileread.cc (File_read::claim_for_plugin): New function.
6844 * fileread.h (File_read::claim_for_plugin): New function.
6845 (File_read::descriptor): New function.
6846 * gold.cc: Include "plugin.h".
6847 (queue_initial_tasks): Add task to call plugin hooks for generating
6849 * main.cc: Include "plugin.h".
6850 (main): Load plugin libraries.
6851 * object.h (Pluginobj): Declare.
6852 (Object::pluginobj): New function.
6853 (Object::do_pluginobj): New function.
6854 (Object::set_target): New function.
6855 * options.cc: Include "plugin.h".
6856 (General_options::parse_plugin): New function.
6857 (General_options::General_options): Initialize plugins_ field.
6858 (General_options::add_plugin): New function.
6859 * options.h (Plugin_manager): Declare.
6860 (General_options): Add --plugin option.
6861 (General_options::has_plugins): New function.
6862 (General_options::plugins): New function.
6863 (General_options::add_plugin): New function.
6864 (General_options::plugins_): New field.
6865 * plugin.cc: New file.
6866 * plugin.h: New file.
6867 * readsyms.cc: Include "plugin.h".
6868 (Read_symbols::do_read_symbols): Check for archive before checking
6869 for ELF file. Call plugin hooks to claim files.
6870 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6871 from a real object file; force override when processing replacement
6873 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6874 (Symbol::init_base_object): Likewise.
6875 (Symbol::init_base_output_data): Likewise.
6876 (Symbol::init_base_output_segment): Likewise.
6877 (Symbol::init_base_constant): Likewise.
6878 (Symbol::init_base_undefined): Likewise.
6879 (Symbol::output_section): Assert that object is not a plugin.
6880 (Symbol_table::add_from_pluginobj): New function.
6881 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6883 (Symbol_table::sized_write_globals): Likewise.
6884 (Symbol_table::add_from_pluginobj): Instantiate template.
6885 * symtab.h (Sized_pluginobj): Declare.
6886 (Symbol::in_real_elf): New function.
6887 (Symbol::set_in_real_elf): New function.
6888 (Symbol::in_real_elf_): New field.
6889 (Symbol_table::add_from_pluginobj): New function.
6891 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6892 (LIBDL): New variable.
6894 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6895 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6896 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6897 (MOSTLYCLEANFILES): Likewise.
6898 * testsuite/Makefile.in: Regenerate.
6899 * testsuite/plugin_test.c: New file.
6900 * testsuite/plugin_test_1.sh: New file.
6901 * testsuite/plugin_test_2.sh: New file.
6903 2008-09-16 Ian Lance Taylor <iant@google.com>
6905 * target-reloc.h (relocate_section): Check whether a symbol is
6906 defined by the ABI before reporting an undefined symbol error.
6907 * target.h (Target::is_defined_by_abi): Make parameter const.
6908 (Target::do_is_defined_by_abi): Likewise.
6909 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6910 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6911 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6912 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6913 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6914 * testsuite/Makefile.in: Rebuild.
6916 * fileread.cc (make_view): Add casts to avoid warning.
6918 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6920 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6921 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6923 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6925 * options.h (General_options::output_is_executable): New.
6926 (General_options::output_is_pie): New.
6927 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6928 for shared libraries.
6929 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6931 2008-09-11 Chris Demetriou <cgd@google.com>
6933 * options.h (origin): New -z option.
6934 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6935 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6938 2008-09-05 Cary Coutant <ccoutant@google.com>
6940 * fileread.cc (File_read::make_view): Add check for attempt to map
6943 2008-09-05 Cary Coutant <ccoutant@google.com>
6945 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6946 explicit instantiations.
6948 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6951 * options.cc (General_options::finalize): Allow undefined symbols
6952 in shlibs if linking -shared.
6955 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6956 symbols as not needing a dynsym entry.
6958 2008-08-20 Craig Silverstein <csilvers@google.com>
6960 * fileread.cc (File_read::open): Do not lock the file unless it
6961 was successfully opened.
6963 2008-08-14 Cary Coutant <ccoutant@google.com>
6965 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6966 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6967 * testsuite/tls_test.cc (struct int128): 128-bit struct
6968 for testing TLS relocs with non-zero addend.
6969 (v12): New TLS variable.
6971 (t_last): Add check for v12.
6972 * testsuite/tls_test.h (t12): New function.
6973 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6975 2008-08-13 Ian Lance Taylor <iant@google.com>
6977 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6978 set tls_segment_ or relro_segment_.
6979 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6981 * output.h (Output_section::clear_is_relro): New function.
6982 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6983 sections specially even when output_data_ is empty.
6984 (Output_segment::maximum_alignment): When first section is relro,
6985 only force alignment for PT_LOAD segments.
6986 * script.cc (script_data_segment_align): New function.
6987 (script_data_segment_relro_end): New function.
6988 * script-c.h (script_data_segment_align): Declare.
6989 (script_data_segment_relro_end): Declare.
6990 * script-sections.h (class Script_sections): Declare
6991 data_segment_align and data_segment_relro_end. Add fields
6992 segment_align_index_ and saw_relro_end_.
6993 * script-sections.cc (class Sections_element): Add set_is_relro
6994 virtual function. Add new bool* parameter to place_orphan_here.
6995 Add get_output_section virtual function.
6996 (class Output_section_definition): Add set_is_relro. Add new
6997 bool* parameter to place_orphan_here. Add get_output_section.
6998 Add is_relro_ field.
6999 (Output_section_definition::Output_section_definition): Initialize
7000 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7001 and is_relro_ fields.
7002 (Output_section_definition::place_orphan_here): Add is_relro
7004 (Output_section_definition::set_section_addresses): Set relro for
7006 (Output_section_definition::alternate_constraint): Likewise.
7007 (class Orphan_output_section): Add new bool* parameter to
7008 place_orphan_here. Add get_output_section.
7009 (Orphan_output_section::place_orphan_here): Add is_relro
7011 (Script_sections::Script_sections): Initialize
7012 data_segment_align_index_ and saw_relro_end_.
7013 (Script_sections::data_segment_align): New function.
7014 (Script_sections::data_segment_relro_end): New function.
7015 (Script_sections::place_orphan): Set or clear is_relro.
7016 (Script_sections::set_section_addresses): Force alignment of first
7018 * yyscript.y (exp): Call script_data_segment_align and
7019 script_data_segment_relro_end.
7020 * testsuite/relro_script_test.t: New file.
7021 * testsuite/relro_test.cc (using_script): Declare.
7022 (t1, t2): Test using_script.
7023 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7024 (relro_script_test_SOURCES): Define.
7025 (relro_script_test_DEPENDENCIES): Define.
7026 (relro_script_test_LDFLAGS): Define.
7027 (relro_script_test_LDADD): Define.
7028 (relro_script_test.so): New target.
7029 * testsuite/Makefile.in: Rebuild.
7031 2008-08-06 Cary Coutant <ccoutant@google.com>
7033 * archive.cc (Archive::total_archives, Archive::total_members)
7034 (Archive::total_members_loaded): New variables.
7035 (Archive::setup): Add parameter. Add option to preread
7037 (Archive::read_armap): Add counter.
7038 (Archive::get_file_and_offset): New function.
7039 (Archive::get_elf_object_for_member): New function.
7040 (Archive::read_all_symbols): New function.
7041 (Archive::read_symbols): New function.
7042 (Archive::add_symbols): Add counters.
7043 (Archive::include_all_members): Use armap to find members if it's
7045 (Archive::include_member): Skip reading symbols if already read.
7046 Factored code into Archive::get_file_and_offset and
7047 Archive::get_elf_object_for_member. Changed call to
7048 Mapfile::report_include_archive_member.
7049 (Archive::print_stats): New function.
7050 * archive.h: Declare Object and Read_symbols_data classes.
7051 (Archive::Archive): Add initializers for new members.
7052 (Archive::setup): Add parameter.
7053 (Archive::print_stats): New function.
7054 (Archive::total_archives, Archive::total_members)
7055 (Archive::total_members_loaded): New variables.
7056 (Archive::get_file_and_offset): New function.
7057 (Archive::get_elf_object_for_member): New function.
7058 (Archive::read_all_symbols): New function.
7059 (Archive::read_symbols): New function.
7060 (Archive::Archive_member): New class.
7061 (Archive::members_): New member.
7062 (Archive::num_members_): New member.
7063 * main.cc: Include archive.h.
7064 (main): Call Archive::print_stats.
7065 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7066 archive parameter; member_name is now the fully-decorated name.
7067 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7068 * options.h: (General_options): Add --preread-archive-symbols option.
7069 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7072 2008-08-04 Ian Lance Taylor <iant@google.com>
7074 * symtab.h (Symbol::use_plt_offset): New function.
7075 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7076 * powerpc.cc (Relocate::relocate): Likewise.
7077 * sparc.cc (Relocate::relocate): Likewise.
7078 * x86_64.cc (Relocate::relocate): Likewise.
7079 * testsuite/weak_plt.sh: New test.
7080 * testsuite/weak_plt_main.cc: New test.
7081 * testsuite/weak_plt_shared.cc: New test.
7082 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7083 (check_PROGRAMS): Add weak_plt.
7084 (check_DATA): Add weak_plt_shared.so.
7085 (weak_plt_main_pic.o, weak_plt): New targets.
7086 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7087 * testsuite/Makefile.in: Rebuild.
7089 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7091 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7092 * testsuite/Makefile.in: Rebuild.
7094 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7096 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7097 * Makefile.in: Regenerate.
7098 * po/POTFILES.in: Regenerate.
7100 2008-07-29 Ian Lance Taylor <iant@google.com>
7102 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7103 symbols before other symbols.
7104 * testsuite/script_test_2.cc (test_addr): Declare.
7105 (test_addr_alias): Declare.
7106 (main): Check that test_addr and test_addr_alias have the right
7108 * testsuite/script_test_2.t: Define test_addr_alias and
7111 2008-07-24 Ian Lance Taylor <iant@google.com>
7114 * descriptors.cc: New file.
7115 * descriptors.h: New file.
7116 * gold-threads.h (class Hold_optional_lock): New class.
7117 * fileread.cc: Include "descriptors.h".
7118 (File_read::~File_read): Release descriptor rather than closing
7120 (File_read::open) [file]: Call open_descriptor rather than open.
7121 Set is_descriptor_opened_.
7122 (File_read::open) [memory]: Assert that descriptor is not open.
7123 (File_read::reopen_descriptor): New function.
7124 (File_read::release): Release descriptor.
7125 (File_read::do_read): Make non-const. Reopen descriptor.
7126 (File_read::read): Make non-const.
7127 (File_read::make_view): Reopen descriptor.
7128 (File_read::do_readv): Likewise.
7129 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7130 Update declarations.
7131 * layout.cc: Include "descriptors.h".
7132 (Layout::create_build_id): Use open_descriptor rather than open.
7133 * output.cc: Include "descriptors.h".
7134 (Output_file::open): Use open_descriptor rather than open.
7135 * archive.cc (Archive::const_iterator): Change Archive to be
7137 (Archive::begin, Archive::end): Make non-const.
7138 (Archive::count_members): Likewise.
7139 * archive.h (class Archive): Update declarations.
7140 * object.h (Object::read): Make non-const.
7141 * Makefile.am (CCFILES): Add descriptors.cc.
7142 (HFILES): Add descriptors.h.
7143 * Makefile.in: Rebuild.
7146 * gold.h: Always include <clocale>. Add Solaris workarounds
7147 following code in binutils/sysdep.h.
7150 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7151 this->eh_frame_hdr_ is NULL before using it.
7153 * dynobj.cc (Versions::Versions): Update comment.
7155 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7156 the base version name.
7158 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7159 array size plus one.
7160 (Stringpool_template::set_string_offsets): Subtract one from key
7161 before using it as an array index.
7162 (Stringpool_template::get_offset_with_length): Likewise.
7163 (Stringpool_template::write_to_buffer): Likewise.
7164 * stringpool.h (Stringpool_template::get_offset_from_key):
7167 2008-07-23 Ian Lance Taylor <iant@google.com>
7170 * object.h (Merged_symbol_value::value): Do our best to handle a
7174 * script.cc (Version_script_info::get_versions): Don't add empty
7175 version tag to return value.
7176 (Version_script_info::get_symbol_version_helper): Change return
7177 type to bool. Add pversion parameter. Change all callers.
7178 (script_register_vers_node): Don't require a non-NULL tag.
7179 * script.h (class Version_script_info): Update declarations.
7180 (Version_script_info::get_symbol_version): Change return type to
7181 bool. Add version parameter. Change all callers.
7182 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7183 handling. Handle an empty version from a version script.
7184 (Symbol_table::define_special_symbol): Likewise.
7185 * testsuite/ver_test_10.script: New file.
7186 * testsuite/ver_test_10.sh: New file.
7187 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7188 (check_DATA): Add ver_test_10.syms.
7189 (ver_test_10.syms, ver_test_10.so): New target.
7190 * testsuite/Makefile.in: Rebuild.
7192 2008-07-23 Simon Baldwin <simonb@google.com>
7194 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7195 to zero for undefined symbols from dynamic libraries.
7197 2008-07-23 Ian Lance Taylor <iant@google.com>
7199 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7201 * symtab.h (class Symbol_table): Update declaration.
7202 * testsuite/ver_test_9.cc: New file.
7203 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7204 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7205 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7206 (ver_test_9.so, ver_test_9.o): New targets.
7207 * testsuite/Makefile.in: Rebuild.
7209 2008-07-22 Ian Lance Taylor <iant@google.com>
7211 * options.h (class General_options): Define --check-sections.
7212 * layout.cc (Layout::set_segment_offsets): Handle
7215 * options.h (class General_options): Define -n/--nmagic and
7217 * options.cc (General_options::finalize): For -n/--nmagic or
7218 -N/--omagic, set -static.
7219 * layout.cc (Layout::attach_allocated_section_to_segment): If
7220 -N/--omagic, don't put read-only and read-write sections in
7222 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7223 finding a read-only segment.
7224 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7225 don't set the minimum segment alignment to the common page size,
7226 and don't set the file offset to the address modulo the page size.
7227 * script-sections.cc (Script_sections::create_segments): If
7228 -n/--omagic, don't put read-only and read-write sections in
7231 * cref.cc: New file.
7233 * options.h (class General_options): Add --print-symbol-counts.
7234 * main.cc (main): Issue defined symbol report if requested.
7235 * archive.cc (Archive::interpret_header): Make into a const member
7237 (Archive::add_symbols): Call Input_objects::archive_start and
7239 (Archive::const_iterator): Define new class.
7240 (Archive::begin, Archive::end): New functions.
7241 (Archive::include_all_members): Rewrite to use iterator.
7242 (Archive::count_members): New function.
7243 * archive.h (class Archive): Update declarations.
7244 (Archive::filename): New function.
7245 * object.cc: Include "cref.h".
7246 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7247 (Sized_relobj::do_get_global_symbol_counts): New function.
7248 (Input_objects::add_object): Add object to cross-referencer.
7249 (Input_objects::archive_start): New function.
7250 (Input_objects::archive_stop): New function.
7251 (Input_objects::print_symbol_counts): New function.
7252 * object.h: Declare Cref and Archive.
7253 (Object::get_global_symbol_counts): New function.
7254 (Object::do_get_global_symbol_counts): New pure virtual function.
7255 (class Sized_relobj): Add defined_count_ field. Update
7257 (class Input_objects): Add cref_ field. Update constructor.
7258 Update declarations.
7259 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7261 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7263 (Sized_dynobj::do_get_global_symbol_counts): New function.
7264 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7265 defined_count_. Update declarations. Define Symbols typedef.
7266 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7267 parameter. Change all callers.
7268 (Symbol_table::add_from_dynobj): Add sympointers and defined
7269 parameters. Change all callers.
7270 * symtab.h (class Symbol_table): Update declarations.
7271 * Makefile.am (CCFILES): Add cref.cc.
7272 (HFILES): Add cref.h.
7273 * Makefile.in: Rebuild.
7275 2008-07-22 Simon Baldwin <simonb@google.com>
7277 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7278 to zero when writing undefined symbols.
7280 2008-07-22 Ian Lance Taylor <iant@google.com>
7282 * output.cc (Output_section::add_input_section): Don't try to
7283 merge empty merge sections.
7285 2008-07-21 Craig Silverstein <csilvers@google.com>
7287 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7288 Include symbol version in error message.
7290 2008-07-20 Chris Demetriou <cgd@google.com>
7292 * configure.ac (gold_cv_c_random_seed): New configured variable.
7293 (RANDOM_SEED_CFLAGS): New substituted variable.
7294 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7295 * configure: Rebuild.
7296 * Makefile.in: Likewise.
7297 * testsuite/Makefile.in: Likewise.
7299 2008-07-18 Ian Lance Taylor <iant@google.com>
7301 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7302 where we see NAME/NULL and NAME/VERSION as separate symbols.
7303 * testsuite/ver_test_main.cc (main): Call t4.
7304 (t4, t4_2a): Define.
7305 * testsuite/ver_test_2.cc (t4_2): Define.
7306 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7307 * testsuite/ver_test_4.cc (t4_2a): Define.
7308 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7309 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7311 2008-07-17 Ian Lance Taylor <iant@google.com>
7313 * dynobj.cc (Versions::add_def): If we give an error about a
7314 missing version, go ahead and create the version anyhow.
7316 2008-07-10 Ian Lance Taylor <iant@google.com>
7318 Handle output sections with more than 0x7fffffff bytes.
7319 * object.h (class Relobj): Change map_to_output_ to
7320 output_sections_, and just keep a section pointer. Change all
7321 uses. Move comdat group support to Sized_relobj.
7322 (Relobj::is_section_specially_mapped): Remove.
7323 (Relobj::output_section): Remove poff parameter. Change all
7325 (Relobj::output_section_offset): New function.
7326 (Relobj::set_section_offset): Rewrite.
7327 (Relobj::map_to_output): Remove.
7328 (Relobj::output_sections): New function.
7329 (Relobj::do_output_section_offset): New pure virtual function.
7330 (Relobj::do_set_section_offset): Likewise.
7331 (class Sized_relobj): Add section_offsets_ field. Add comdat
7332 group support from Relobj. Update declarations.
7333 (Sized_relobj::get_output_section_offset): New function.
7334 (Sized_relobj::do_output_section_offset): New function.
7335 (Sized_relobj::do_set_section_offset): New function.
7336 * object.cc (Relobj::output_section_address): Remove.
7337 (Sized_relobj::Sized_relobj): Initialize new fields.
7338 (Sized_relobj::include_section_group): Cast find_kept_object to
7340 (Sized_relobj::include_linkonce_section): Likewise.
7341 (Sized_relobj::do_layout): Use separate arrays for output section
7343 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7345 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7346 output_sections and section_offsets.
7347 (Sized_relobj::write_local_symbols): Likewise.
7348 (map_to_kept_section): Compute output address directly.
7349 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7350 output_sections and section_offsets.
7351 (Sized_relobj::write_sections): Likewise.
7352 (Sized_relobj::relocate_sections): Likewise.
7353 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7354 * output.h (class Output_reloc): Update declarations. Change
7355 u2_.relobj to Sized_relobj*.
7356 (class Output_data_reloc): Change add functions to use
7358 * output.cc (Output_reloc::Output_reloc): Change relobj to
7360 (Output_reloc::local_section_offset): Change return type to
7361 Elf_Addr. Use get_output_section_offset.
7362 (Output_reloc::get_address): Likewise.
7363 (Output_section::is_input_address_mapped): Don't call
7364 is_section_specially_mapped.
7365 (Output_section::output_offset): Likewise.
7366 (Output_section::output_address): Likewise.
7367 (Output_section::starting_output_address): Likewise.
7368 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7369 parameter to Sized_relobj*.
7370 (Copy_relocs::need_copy_reloc): Likewise.
7371 (Copy_relocs::save): Likewise.
7372 * copy-relocs.h (class Copy_relocs): Update declarations.
7373 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7374 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7375 * target-reloc.h (relocate_for_relocatable): Change
7376 offset_in_output_section type to Elf_Addr. Change code that uses
7378 * layout.cc (Layout::layout): Always set *off.
7379 * mapfile.cc (Mapfile::print_input_section): Use
7380 output_section_offset.
7381 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7383 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7384 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7385 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7387 2008-07-03 Ian Lance Taylor <iant@google.com>
7389 * layout.cc (Layout::include_section): Do not discard unrecognized
7390 SHT_STRTAB sections.
7392 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7394 * script.cc (Lex::can_continue_name): Make '?' allowable in
7395 version-script names.
7396 * testsuite/version_script.map: Change glob pattern to use '?'
7398 2008-06-30 Manish Singh <yosh@gimp.org>
7401 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7404 2008-06-30 Ian Lance Taylor <iant@google.com>
7408 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7409 versions]: Don't try to read the value in the contents, since we
7410 don't use it. Use the template endianness when writing.
7412 2008-06-25 Cary Coutant <ccoutant@google.com>
7414 * fileread.cc (File_read::make_view): Assert on zero-length view.
7415 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7416 symbol table when there are no symbols to read.
7418 2008-06-23 Craig Silverstein <csilvers@google.com>
7420 * version.cc (version_string): Bump to 1.7
7422 2008-06-18 Craig Silverstein <csilvers@google.com>
7424 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7425 constant 0xFFFF to type Valtype.
7426 (Powerpc_relocate_functions::rel16_ha): Likewise.
7428 2008-06-17 Ian Lance Taylor <iant@google.com>
7430 * output.h (Output_section::Input_section): Initialize p2align_ to
7431 zero for Output_section_data constructors.
7432 (Output_section::Input_section::addralign): If not an input
7433 section, return the alignment of the Output_section_data.
7434 * testsuite/copy_test.cc: New file.
7435 * testsuite/copy_test_1.cc: New file.
7436 * testsuite/copy_test_2.cc: New file.
7437 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7438 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7439 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7440 (copy_test_1_pic.o, copy_test_1.so): New targets.
7441 (copy_test_2_pic.o, copy_test_2.so): New targets.
7442 * testsuite/Makefile.in: Rebuild.
7444 * script-sections.cc (Script_sections::place_orphan): Initialize
7445 local variable exact.
7447 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7449 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7451 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7452 David S. Miller <davem@davemloft.net>
7454 * powerpc.cc: New file.
7455 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7456 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7457 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7458 * Makefile.in: Rebuild.
7460 2008-06-09 Ian Lance Taylor <iant@google.com>
7462 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7464 (throwing, orig_terminate): New static variables.
7465 (terminate_handler): New static function.
7466 (t2): Set terminate handler.
7468 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7471 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7474 2008-05-30 Cary Coutant <ccoutant@google.com>
7476 * archive.cc (Archive::include_all_members) Correct to step
7477 over symbol table and extended name table in thin archives.
7479 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7482 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7485 2008-05-28 Caleb Howe <cshowe@google.com>
7487 * reduced_debug_output.cc: New file.
7488 * reduced_debug_output.h: New file.
7489 * options.h (class General_options): Add --strip-debug-non-line.
7490 * options.cc (General_options::finalize): Add strip_debug_non_line
7491 to the strip heirarchy.
7492 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7494 * layout.cc: Include "reduced_debug_output.h".
7495 (Layout::Layout): Initialize new fields.
7496 (line_only_debug_sections): New static array.
7497 (is_lines_only_debug_sections): New static inline function.
7498 (Layout::include_section): Handle --strip-debug-non-line.
7499 (Layout::make_output_section): If --strip-debug-non-line, build
7500 new output sections for .debug_abbrev and .debug_info.
7501 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7502 gold. Warn about possible overflow.
7503 (read_signed_LEB_128): Likewise.
7504 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7505 (read_signed_LEB_128): Declare.
7506 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7507 (HFILES): Add reduced_debug_output.h.
7508 * Makefile.in: Rebuild.
7510 2008-05-21 Ian Lance Taylor <iant@google.com>
7512 * mapfile.cc: New file.
7513 * mapfile.h: New file.
7514 * options.h (class General_options): Add -M/--print-map and -Map.
7515 * options.cc (General_options::finalize): Make -M equivalent to
7517 * main.cc: Include <cstdio> and "mapfile.h".
7518 (main): Open mapfile if requested.
7519 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7520 constructor. Change caller.
7521 (queue_initial_tasks): Add mapfile parameter. Change caller.
7522 (queue_middle_tasks): Likewise.
7523 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7525 * archive.cc: Include "mapfile.h".
7526 (Archive::add_symbols): Add mapfile parameter. Change all
7527 callers. Pass mapfile, symbol, and reason to include_member.
7528 (Archive::include_all_members): Add mapfile parameter. Change all
7530 (Archive::include_member): Add mapfile, sym, and why parameters.
7531 Change all callers. Report inclusion to map file.
7532 * archive.h: Include "fileread.h".
7533 (class Archive): Update declarations.
7534 (Archive::file): New const method.
7535 (class Add_archive_symbols): Add mapfile_ field. Update
7536 constructor. Change all callers.
7537 * readsyms.h (class Read_symbols): Likewise.
7538 (class Finish_group): Likewise.
7539 (class Read_script): Likewise.
7540 * common.cc: Include "mapfile.h".
7541 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7543 (Symbol_table::do_allocate_commons): Likewise.
7544 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7545 symbol allocation to mapfile.
7546 * common.h (class Allocate_commons_task): Add mapfile_ field.
7547 Update constructor. Change all callers.
7548 * symtab.h (class Symbol_table): Update declarations.
7549 * layout.cc: Include "mapfile.h".
7550 (Layout_task_runner::run): Print information to mapfile.
7551 (Layout::create_gold_note): Change Output_data_fixed_space to
7552 Output_data_zero_fill.
7553 (Layout::create_build_id): Likewise.
7554 (Layout::print_to_mapfile): New function.
7555 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7556 constructor. Change caller.
7557 (class Layout): Declare print_to_mapfile.
7558 * output.cc (Output_section::Input_section::print_to_mapfile): New
7560 (Output_section::add_input_section): If producing a map, always
7561 add to input_sections_ list.
7562 (Output_section::do_print_to_mapfile): New function.
7563 (Output_segment::print_sections_to_mapfile): New function.
7564 (Output_segment::print_section_list_to_mapfile): New function.
7565 * output.h: Include "mapfile.h".
7566 (Output_data::print_to_mapfile): New function.
7567 (Output_data::do_print_to_mapfile): New virtual function.
7568 (Output_segment_headers::do_print_to_mapfile): New function.
7569 (Output_file_header::do_print_to_mapfile): New function.
7570 (Output_data_const::do_print_to_mapfile): New function.
7571 (class Output_data_const_buffer): Add map_name_ field. Update
7572 constructor. Change all callers. Add do_print_to_mapfile
7574 (class Output_data_fixed_space): Likewise.
7575 (class Output_data_space): Likewise.
7576 (class Output_data_zero_fill): New class.
7577 (Output_data_strtab::do_print_to_mapfile): New function.
7578 (Output_data_reloc_base::do_print_to_mapfile): New function.
7579 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7580 (Output_data_group::do_print_to_mapfile): New function.
7581 (Output_data_got::do_print_to_mapfile): New function.
7582 (Output_data_dynamic::do_print_to_mapfile): New function.
7583 (Output_symtab_xindex::do_print_to_mapfile): New function.
7584 (class Output_section): Declare do_print_to_mapflie. Declare
7585 print_to_mapfile in Input_section.
7586 (class Output_segment): Declare new functions.
7587 * object.h (Sized_relobj::symbol_count): New function.
7588 * script-sections.cc
7589 (Output_section_element_dot_assignment::set_section_addresses):
7590 Change Output_data_fixed_space to Output_data_zero_fill.
7591 (Output_data_expression::do_print_to_mapfile): New function.
7592 * script.cc (read_input_script): Add mapfile parameter. Change
7594 * script.h (read_input_script): Update declaration.
7595 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7596 (Eh_frame::do_print_to_mapfile): New function.
7597 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7598 (Output_merge_string::do_print_to_mapfile): New function.
7599 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7601 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7603 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7605 * Makefile.am (CCFILES): Add mapfile.cc.
7606 (HFILES): Add mapfile.h.
7607 * Makefile.in: Rebuild.
7609 2008-05-19 Ian Lance Taylor <iant@google.com>
7611 * options.h (class General_options): Add -z relro.
7612 * layout.cc (Layout::Layout): Initialize relro_segment_.
7613 (Layout::add_output_section_data): Return the output section.
7614 (Layout::make_output_section): Rcognize relro sections and mark
7616 (Layout::attach_allocated_section_to_segment): Put relro sections
7617 in a PT_GNU_RELRO segment.
7618 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7620 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7622 (Layout::linkonce_mapping): Map d.rel.ro.local to
7624 (Layout::output_section_name): Us .data.rel.ro.local for any
7625 section which begins with that.
7626 * layout.h (class Layout): Update add_output_section_data
7627 declaration. Add relro_segment_ field.
7628 * output.cc (Output_section::Output_section): Initialize is_relro_
7629 and is_relro_local_ fields.
7630 (Output_segment::add_output_section): Group relro sections.
7631 (Output_segment::is_first_section_relro): New function.
7632 (Output_segment::maximum_alignment): If there is a relro section,
7633 align the segment to the common page size.
7634 (Output_segment::set_section_addresses): Track whether we are
7635 looking at relro sections. If the last section is a relro
7636 section, align to the common page size.
7637 (Output_segment::set_section_list_addresses): Add in_relro
7638 parameter. Change all callers. Align to the page size when
7639 moving from relro to non-relro section.
7640 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7642 * output.h (class Output_section): Add is_relro_ and
7643 is_relro_local_ fields.
7644 (Output_section::is_relro): New function.
7645 (Output_section::set_is_relro): New function.
7646 (Output_section::is_relro_local): New function.
7647 (Output_section::set_is_relro_local): New function.
7648 (class Output_segment): Update declarations.
7649 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7650 * sparc.cc (Target_sparc::got_section): Likewise.
7651 * x86_64.cc (Target_x86_64::got_section): Likewise.
7652 * testsuite/relro_test_main.cc: New file.
7653 * testsuite/relro_test.cc: New file.
7654 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7655 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7656 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7657 (relro_test.so, relro_test_pic.o): New targets.
7658 * testsuite/Makefile.in: Rebuild.
7660 2008-05-16 Ian Lance Taylor <iant@google.com>
7662 * output.cc (Output_segment::add_output_section): Remove front
7664 * output.h (class Output_segment): Remove
7665 add_initial_output_section and overloaded add_output_section.
7666 Update declaration of remaining add_output_section.
7667 * layout.cc (Layout::create_interp): Call add_output_section
7668 rather than add_initial_output_section.
7669 (Layout::finish_dynamic_section): Likewise.
7671 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7672 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7673 know the dynamic type.
7674 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7675 field. Initialize it in constructor.
7676 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7677 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7678 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7681 * output.cc (Output_reloc::get_address): Change return type to
7683 * output.h (class Output_reloc): Update get_address declaration.
7684 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7685 for section addresses.
7687 2008-05-09 Ian Lance Taylor <iant@google.com>
7690 * gold.cc (gold_nomem): Use return value of write.
7692 2008-05-08 Ian Lance Taylor <iant@google.com>
7694 * symtab.c (Symbol::init_base_output_data): Add version
7695 parameter. Change all callers.
7696 (Symbol::init_base_output_segment): Likewise.
7697 (Symbol::init_base_constant): Likewise.
7698 (Symbol::init_base_undefined): Likewise.
7699 (Sized_symbol::init_output_data): Likewise.
7700 (Sized_symbol::init_output_segment): Likewise.
7701 (Sized_symbol::init_constant): Likewise.
7702 (Sized_symbol::init_undefined): Likewise.
7703 (Symbol_table::do_define_in_output_data): If the new symbol has a
7704 version, mark it as the default.
7705 (Symbol_table::do_define_in_output_segment): Likewise.
7706 (Symbol_table::do_define_as_constant): Likewise.
7707 * symtab.h (class Symbol): Update declarations.
7708 (class Sized_symbol): Likewise.
7709 * resolve.cc (Symbol::override_version): New function.
7710 (Symbol::override_base): Call override_version.
7711 (Symbol::override_base_with_special): Likewise.
7712 * testsuite/ver_script_8.script: New file.
7713 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7714 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7715 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7716 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7718 2008-05-06 Ian Lance Taylor <iant@google.com>
7721 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7723 (class General_options): Remove existing --undefined, and add
7724 --no-undefined instead. Add new --undefined as synonym for -u.
7725 * archive.cc (Archive::add_symbols): Check whether symbol was
7727 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7728 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7729 all uses. Add IS_UNDEFINED. Update declarations to split
7730 different versions of init_base. Declare init_base_undefined.
7731 (Symbol::is_defined): Handle IS_UNDEFINED.
7732 (Symbol::is_undefined): Likewise.
7733 (Symbol::is_weak_undefined): Call is_undefined.
7734 (Symbol::is_absolute): Handle IS_CONSTANT.
7735 (class Sized_symbol): Update declarations to split different
7736 versions of init. Declare init_undefined.
7737 (class Symbol_table): Declare new functions.
7738 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7740 (Symbol::init_base_output_data): Likewise.
7741 (Symbol::init_base_output_segment): Likewise.
7742 (Symbol::init_base_constant): Likewise.
7743 (Symbol::init_base_undefined): New function.
7744 (Sized_symbol::init_object): Rename from init. Change all
7746 (Sized_symbol::init_output_data): Likewise.
7747 (Sized_symbol::init_output_segment): Likewise.
7748 (Sized_symbol::init_constant): Likewise.
7749 (Sized_symbol::init_undefined): New function.
7750 (Symbol_table::add_undefined_symbols_from_command_line): New
7752 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7754 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7755 (Symbol::output_section): Likewise.
7756 (Symbol::set_output_section): Likewise.
7757 (Symbol_table::sized_finalize_symbol): Likewise.
7758 (Symbol_table::sized_write_globals): Likewise.
7759 * resolve.cc (Symbol_table::should_override): Likewise.
7760 (Symbol::override_base_with_special): Likewise.
7762 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7763 symbol, change it to have default visibility.
7764 * testsuite/protected_1.cc: New file.
7765 * testsuite/protected_2.cc: New file.
7766 * testsuite/protected_3.cc: New file.
7767 * testsuite/protected_main_1.cc: New file.
7768 * testsuite/protected_main_2.cc: New file.
7769 * testsuite/protected_main_3.cc: New file.
7770 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7771 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7772 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7773 (protected_1.so): New target.
7774 (protected_1_pic.o, protected_2_pic.o): New targets.
7775 (protected_3_pic.o): New target.
7776 (check_PROGRAMS): Add protected_2.
7777 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7778 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7779 * testsuite/Makefile.in: Rebuild.
7781 * options.h (DEFINE_var): Add set_user_set_##varname__.
7782 (DEFINE_bool_alias): New macro.
7783 (class General_options): Define -Bstatic using DEFINE_bool_alias
7784 rather than DEFINE_special. Add --undefined as an alias for -z
7786 * options.cc (General_options::parse_Bstatic): Remove.
7788 * options.h (class General_options): Add --fatal-warnings.
7789 * main.cc (main): Implement --fatal-warnings.
7790 * errors.h (Errors::warning_count): New function.
7792 * options.h (class General_options): Add -Bsymbolic-functions.
7793 * symtab.h (Symbol::is_preemptible): Check for
7794 -Bsymbolic-functions.
7796 2008-05-05 Ian Lance Taylor <iant@google.com>
7798 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7799 as noVARNAME rather than no-VARNAME.
7800 (class General_options): Add option -z combreloc.
7801 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7803 (Output_reloc::sort_before) [SHT_REL]: New function.
7804 (Output_reloc::sort_before) [SHT_RELA]: New function.
7805 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7806 Sort_relocs_comparison.
7807 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7808 parameter. Change all callers.
7809 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7810 sort_relocs parameter. Change all callers.
7811 * output.cc (Output_reloc::get_address): New function, broken out
7813 (Output_reloc::write_rel): Call it.
7814 (Output_reloc::compare): New function.
7815 (Output_data_reloc_base::do_write): Optionally sort relocs.
7817 * configure.ac: If targ_extra_obj is set, link it in.
7818 * configure.tgt: Initialize all variables.
7819 (x86_64*): Set targ_extra_obj and targ_extra_size.
7820 * configure: Rebuild.
7822 * object.cc (Sized_relobj::include_section_group): Adjust section
7823 indexes read from group data. Build vector to pass to
7825 * layout.cc (Layout::layout_group): Add flags and shndxes
7826 parameters. Remove contents parameter. Change caller. Update
7827 explicit instantiations.
7828 * layout.h (class Layout): Update layout_group declaration.
7829 * output.cc (Output_data_group::Output_data_group): Add flags and
7830 input_shndxes parameters. Remove contents parameter. Change
7832 (Output_data_group::do_write): Change input_sections_ to
7834 * output.h (class Output_data_group): Update constructor
7835 declaration. Rename input_sections_ to input_shndxes_.
7836 * testsuite/many_sections_test.cc: Add template.
7838 2008-04-30 Cary Coutant <ccoutant@google.com>
7840 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7842 * layout.cc (Layout::include_section): Refactored check for debug
7844 (Layout::add_comdat): Add new parameters. Change type
7845 of signature parameter. Add object and shndx to signatures table.
7846 (Layout::find_kept_object): New function.
7847 * layout.h: Include <cstring>.
7848 (Layout::is_debug_info_section): New function.
7849 (Layout::add_comdat): Add new parameters.
7850 (Layout::find_kept_object): New function.
7851 (Layout::Kept_section): New struct.
7852 (Layout::Signatures): Change type of map range.
7853 * object.cc (Relobj::output_section_address): New function.
7854 (Sized_relobj::include_section_group): Add new parameters. Change
7855 calls to Layout::add_comdat. Change to build table of kept comdat
7856 groups and table mapping discarded sections to kept sections.
7857 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7858 (Sized_relobj::do_layout): Change calls to include_section_group and
7859 include_linkonce_section.
7860 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7861 value to zero when section is discarded.
7862 (Sized_relobj::map_to_kept_section): New function.
7863 * object.h (Relobj::output_section_address): New function.
7864 (Relobj::Comdat_group): New type.
7865 (Relobj::find_comdat_group): New function.
7866 (Relobj::Comdat_group_table): New type.
7867 (Relobj::Kept_comdat_section): New type.
7868 (Relobj::Kept_comdat_section_table): New type.
7869 (Relobj::add_comdat_group): New function.
7870 (Relobj::set_kept_comdat_section): New function.
7871 (Relobj::get_kept_comdat_section): New function.
7872 (Relobj::comdat_groups_): New field.
7873 (Relobj::kept_comdat_sections_): New field.
7874 (Symbol_value::input_value): Update comment.
7875 (Sized_relobj::map_to_kept_section) New function.
7876 (Sized_relobj::include_linkonce_section): Add new parameter.
7877 * target-reloc.h (Comdat_behavior): New type.
7878 (get_comdat_behavior): New function.
7879 (relocate_section): Add code to map a discarded section to the
7880 corresponding kept section when applying a relocation.
7882 2008-04-30 Craig Silverstein <csilvers@google.com>
7884 * dwarf_reader.cc (next_generation_count): New static var.
7885 (Addr2line_cache_entry): New struct.
7886 (addr2line_cache): New static var.
7887 (Dwarf_line_info::one_addr2line): Added caching.
7888 (Dwarf_line_info::clear_addr2line_cache): New function.
7889 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7890 cache-size parameter.
7891 (Dwarf_line_info::one_addr2line_cache): New function.
7892 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7893 new cache-size argument to one_addr2line(), and clear cache.
7895 2008-04-28 Cary Coutant <ccoutant@google.com>
7897 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7898 R_386_PC8 relocations.
7900 2008-04-23 Ian Lance Taylor <iant@google.com>
7902 * object.cc (Sized_relobj::include_section_group): Check for
7903 invalid section group.
7905 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7908 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7909 than read for file header.
7910 * archive.cc (Archive::include_member): Likewise.
7912 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7914 * aclocal.m4: Regenerate.
7915 * configure: Regenerate.
7917 2008-04-19 Ian Lance Taylor <iant@google.com>
7919 * version.cc (version_string): Bump to 1.6.
7921 * testsuite/Makefile.am (many_sections_r_test): New target.
7922 (many_sections_r_test_SOURCES): Remove.
7923 (many_sections_r_test_DEPENDENCIES): Remove.
7924 (many_sections_r_test_LDFLAGS): Remove.
7925 (many_sections_r_test_LDADD): Remove.
7927 * object.cc (Sized_relobj::do_add_symbols): Always pass
7928 local_symbol_count_ to add_from_relobj.
7930 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7931 every thousand variables.
7932 * testsuite/Makefile.in: Rebuild.
7934 * object.cc (Xindex::initialize_symtab_xindex): New function.
7935 (Xindex::read_symtab_xindex): New function.
7936 (Xindex::sym_xindex_to_shndx): New function.
7937 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7939 (Sized_relobj::do_initialize_xindex): New function.
7940 (Sized_relobj::do_read_symbols): Adjust section links.
7941 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7942 parameter. Change all callers.
7943 (Sized_relobj::include_section_group): Adjust section links and
7944 symbol section indexes.
7945 (Sized_relobj::do_layout): Adjust section links.
7946 (Sized_relobj::do_count_local_symbols): Adjust section links and
7947 symbol section indexes.
7948 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7949 ordinary and special symbols.
7950 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7951 dynsym_xindex parameters. Change all callers. Adjust section
7952 links. Use SHN_XINDEX when needed.
7953 (Sized_relobj::get_symbol_location_info): Adjust section links.
7954 Don't get fooled by special symbols.
7955 * object.h (class Xindex): Define.
7956 (class Object): Add xindex_ parameter. Declare virtual functoin
7957 do_initialize_xindex.
7958 (Object::adjust_sym_shndx): New function.
7959 (Object::set_xindex): New protected function.
7960 (class Symbol_value): Add is_ordinary_shndx_ field.
7961 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7962 (Symbol_value::value): Assert ordinary section.
7963 (Symbol_value::initialize_input_to_output_map): Likewise.
7964 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7966 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7968 (class Sized_relobj): Update declarations.
7969 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7970 parameter. Change all callers.
7971 (Sized_relobj::adjust_shndx): New function.
7972 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7974 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7975 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7976 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7977 (Sized_dynobj::read_dynsym_section): Adjust section links.
7978 (Sized_dynobj::read_dynamic): Likewise.
7979 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7981 (Sized_dynobj::do_initialize_xindex): New function.
7982 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7983 do_initialize_xindex.
7984 (Sized_dynobj::adjust_shndx): New function.
7985 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7986 dynsym_xindex_ fields.
7987 (Layout::finalize): Add a call to set_section_indexes before
7988 creating the symtab sections.
7989 (Layout::set_section_indexes): Don't do anything if the section
7990 already has a section index.
7991 (Layout::create_symtab_sections): Add shnum parameter. Change
7992 caller. Create .symtab_shndx section if needed.
7993 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7995 (Layout::allocated_output_section_count): New function.
7996 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7998 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7999 fields. Update declarations.
8000 (Layout::symtab_xindex): New function.
8001 (Layout::dynsym_xindex): New function.
8002 (class Write_symbols_task): Add layout_ field.
8003 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8005 * output.cc (Output_section_headers::Output_section_headers): Add
8006 shstrtab_section parameter. Change all callers.
8007 (Output_section_headers::do_sized_write): Store overflow values
8008 for section count and section string table section index in
8009 section header zero.
8010 (Output_file_header::do_sized_write): Check for overflow of
8011 section count and section string table section index.
8012 (Output_symtab_xindex::do_write): New function.
8013 (Output_symtab_xindex::endian_do_write): New function.
8014 * output.h (class Output_section_headers): Add shstrtab_section_.
8015 Update declarations.
8016 (class Output_symtab_xindex): Define.
8017 (Output_section::has_out_shndx): New function.
8018 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8020 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8022 (Sized_symbol::init): Likewise.
8023 (Symbol::output_section): Check for ordinary symbol.
8024 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8025 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8027 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8028 Change all callers. Simplify handling of symbols from sections
8029 not included in the link.
8030 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8032 (Weak_alias_sorter::operator()): Assert that symbols are
8034 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8036 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8037 parameters. Change all callers.
8038 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8039 symbol distinction. Use SHN_XINDEX when needed.
8040 (Symbol_table::write_section_symbol): Add symtab_xindex
8041 parameter. Change all callers.
8042 (Symbol_table::sized_write_section_symbol): Likewise. Use
8043 SHN_XINDEX when needed.
8044 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8046 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8047 (Symbol::is_defined): Check is_ordinary.
8048 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8049 (Symbol::is_absolute, Symbol::is_common): Likewise.
8050 (class Sized_symbol): Update declarations.
8051 (class Symbol_table): Update declarations.
8052 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8053 parameters. Change all callers.
8054 (Sized_symbol::override): Likewise.
8055 (Symbol_table::override): Likewise.
8056 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8057 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8058 is_ordinary, and orig_st_shndx parameters. Change all callers.
8059 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8060 to be in an ordinary section.
8061 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8062 object and is_ordinary parameters. Change all callers.
8063 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8064 Change all callers. Don't add undefined or non-ordinary symbols
8066 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8068 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8070 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8071 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8072 (Sized_relobj::relocate_sections): Likewise.
8073 * target-reloc.h (scan_relocs): Adjust section symbol index.
8074 (scan_relocatable_relocs): Likewise.
8075 * i386.cc (Scan::local): Check for ordinary symbols.
8076 * sparc.cc (Scan::local): Likewise.
8077 * x86_64.cc (Scan::local): Likewise.
8078 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8079 to symbol_section_and_value.
8080 * testsuite/many_sections_test.cc: New file.
8081 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8082 (check_PROGRAMS): Add many_sections_test.
8083 (many_sections_test_SOURCES): Define.
8084 (many_sections_test_DEPENDENCIES): Define.
8085 (many_sections_test_LDFLAGS): Define.
8086 (BUILT_SOURCES): Add many_sections_define.h.
8087 (many_sections_define.h): New target.
8088 (BUILT_SOURCES): Add many_sections_check.h.
8089 (many_sections_check.h): New target.
8090 (check_PROGRAMS): Add many_sections_r_test.
8091 (many_sections_r_test_SOURCES): Define.
8092 (many_sections_r_test_DEPENDENCIES): Define.
8093 (many_sections_r_test_LDFLAGS): Define.
8094 (many_sections_r_test_LDADD): Define.
8095 (many_sections_r_test.o): New target.
8096 * testsuite/Makefile.in: Rebuild.
8098 2008-04-17 Cary Coutant <ccoutant@google.com>
8100 * errors.cc (Errors::info): New function.
8101 (gold_info): New function.
8102 * errors.h (Errors::info): New function.
8103 * gold.h (gold_info): New function.
8104 * object.cc (Input_objects::add_object): Print trace output.
8105 * options.cc (options::parse_set): New function.
8106 (General_options::parse_wrap): Deleted.
8107 (General_options::General_options): Deleted initializer.
8108 * options.h (options::String_set): New typedef.
8109 (options::parse_set): New function.
8110 (DEFINE_set): New macro.
8111 (General_options::wrap): Changed to use DEFINE_set. Changed
8112 callers of any_wrap_symbols and is_wrap_symbol.
8113 (General_options::trace, General_options::trace_symbol):
8115 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8116 (General_options::wrap_symbols_): Deleted.
8117 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8119 2008-04-17 David S. Miller <davem@davemloft.net>
8121 * options.cc (General_options::parse_V): New function.
8122 * options.h: Add entries for -V and -Qy.
8124 2008-04-17 Ian Lance Taylor <iant@google.com>
8126 * common.cc (Symbol_table::allocate_commons): Remove options
8127 parameter. Change caller.
8128 (Symbol_table::do_allocate_commons): Remove options parameter.
8129 Change caller. Just call do_allocate_commons_list twice.
8130 (Symbol_table::do_allocate_commons_list): New function, broken out
8131 of do_allocate_commons.
8132 * common.h (class Allocate_commons_task): Remove options_ field.
8134 * symtab.cc (Symbol_table::Symbol_table): Initialize
8136 (Symbol_table::add_from_object): Put TLS common symbols on
8138 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8139 which are IN_OUTPUT_DATA.
8140 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8141 allocate_commons and do_allocate_commons declarations. Declare
8142 do_allocate_commons_list.
8143 * gold.cc (queue_middle_tasks): Update creation of
8144 Allocate_commons_task to not pass options.
8145 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8146 (TLS_TEST_C_FLAGS): New variable.
8147 (tls_test_c_pic.o): New target.
8148 (tls_test_shared.so): Link in tls_test_c_pic.o.
8149 (tls_test_c_pic_ie.o): New target.
8150 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8151 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8152 (tls_test_c.o): New target.
8153 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8154 (tls_pic_test_LDADD): Likewise.
8155 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8156 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8157 (tls_test_c_gnu2.o): New target.
8158 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8160 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8161 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8162 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8163 * testsuite/tls_test.cc: Include "config.h".
8164 (t_last): Call t11_last.
8165 * testsuite/tls_test.h (t11, t11_last): Declare.
8166 * testsuite/tls_test_c.c: New file.
8167 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8168 * configure.ac: Check for OpenMP support.
8169 * configure, config.in, Makefile.in: Rebuild.
8170 * testsuite/Makefile.in: Rebuild.
8172 2008-04-16 Cary Coutant <ccoutant@google.com>
8174 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8175 (Target_i386::tls_base_symbol_defined_): New field.
8176 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8177 (Target_i386::Scan::global): Likewise.
8178 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8179 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8180 (Target_x86_64::tls_base_symbol_defined_): New field.
8181 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8182 (Target_x86_64::Scan::global): Likewise.
8184 2008-04-16 Cary Coutant <ccoutant@google.com>
8186 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8187 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8188 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8189 building shared libraries.
8190 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8191 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8192 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8193 * testsuite/Makefile.in: Rebuild.
8194 * testsuite/weak_undef.h: New file.
8195 * testsuite/weak_undef_file1.cc: Add extra test cases.
8196 * testsuite/weak_undef_file2.cc: Likewise.
8197 * testsuite/weak_undef_test.cc: Likewise.
8199 2008-04-16 David S. Miller <davem@davemloft.net>
8201 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8202 Add issued_non_pic_error_ field. Declare check_non_pic.
8203 (Target_sparc::Scan::check_non_pic): New function.
8204 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8205 (Target_sparc::Scan::global): Likewise.
8207 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8208 * configure: Rebuild.
8210 * options.h (DEFINE_enable): New macro.
8211 (new_dtags): New enable option.
8212 (initfirst, interpose, loadfltr, nodefaultlib,
8213 nodelete, nodlopen, nodump): New -z options.
8214 * layout.cc (Layout:finish_dynamic_section): If new
8215 dtags enabled, emit DT_RUNPATH. Also, emit a
8216 DT_FLAGS_1 containing any specified -z flags.
8218 2008-04-16 Ian Lance Taylor <iant@google.com>
8220 * copy-relocs.cc: New file.
8221 * copy-relocs.h: New file.
8222 * reloc.cc: Remove Copy_relocs code.
8223 * reloc.h: Likewise.
8224 * reloc-types.h (struct Reloc_types) [both versions]: Add
8225 get_reloc_addend_noerror.
8226 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8227 variants of add_global which take an addend which must be zero.
8228 * i386.cc: Include "copy-relocs.h".
8229 (class Target_i386): Change type of copy_relocs_ to variable,
8231 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8233 (Target_i386::do_finalize_sections): Change handling of
8235 * sparc.cc: Include "copy-relocs.h".
8236 (class Target_sparc): Change type of copy_relocs_ to variable,
8238 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8240 (Target_sparc::do_finalize_sections): Change handling of
8242 * x86_64.cc: Include "copy-relocs.h".
8243 (class Target_x86_64): Change type of copy_relocs_ to variable,
8245 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8246 class. Change all callers.
8247 (Target_x86_64::do_finalize_sections): Change handling of
8249 * Makefile.am (CCFILES): Add copy-relocs.cc.
8250 (HFILES): Add copy-relocs.h.
8252 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8254 * testsuite/script_test_4.sh: Permit leading zeroes.
8256 2008-04-15 Ian Lance Taylor <iant@google.com>
8258 * script-sections.cc (Script_sections::create_segments): Use
8259 header_size_adjustment even when there is enough room for the
8261 * testsuite/script_test_4.sh: New file.
8262 * testsuite/script_test_4.t: New file.
8263 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8264 (check_DATA): Add script_test_4.stdout.
8265 (MOSTLYCLEANFILES): Likewise.
8266 (script_test_4): New target.
8267 (script_test_4.stdout): New target.
8268 * testsuite/Makefile.in: Rebuild.
8270 * sparc.cc: Add definitions for Output_data_plt_sparc class
8273 2008-04-14 David S. Miller <davem@davemloft.net>
8275 * sparc.cc: New file.
8276 * Makefile.am (TARGETSOURCES): Add sparc.cc
8277 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8278 * configure.tgt: Document targ_extra_size and
8279 targ_extra_big_endian. Add entries for sparc-* and
8281 * configure.ac: Handle targ_extra_size and
8282 targ_extra_big_endian.
8283 * Makefile.in: Rebuild.
8284 * configure: Likewise.
8285 * po/POTFILES.in: Likewise.
8286 * po/gold.pot: Likewise.
8288 2008-04-14 Ian Lance Taylor <iant@google.com>
8290 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8291 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8292 in the name/type/flags to section mapping. Don't call
8293 allocate_output_section.
8294 (Layout::choose_output_section): Change parameter from adjust_name
8295 to is_input_section. Don't permit input sections after sections
8296 are attached to segments. Don't call allocate_output_section.
8297 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8298 not write_enable_output_section.
8299 (Layout::make_output_section): Don't push to
8300 unattached_section_list_ nor call attach_to_segment. Call
8301 attach_section_to_segment if sections are attached.
8302 (Layout::attach_sections_to_segments): New function.
8303 (Layout::attach_section_to_segment): New function.
8304 (Layout::attach_allocated_section_to_segment): Rename from
8305 attach_to_segment. Remove flags parameter.
8306 (Layout::allocate_output_section): Remove function.
8307 (Layout::write_enable_output_section): Remove function.
8308 * layout.h (class Layout): Update for above changes. Add new
8309 field sections_are_attached_.
8310 * output.h (Output_section::update_flags_for_input_section): New
8312 * output.cc (Output_section::add_input_section): Call
8313 update_flags_for_input_section.
8314 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8316 2008-04-11 Cary Coutant <ccoutant@google.com>
8318 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8319 thought unnecessary.
8320 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8322 2008-04-11 Ian Lance Taylor <iant@google.com>
8324 * output.h (class Output_section_data): Remove inline definition
8326 * output.cc (Output_section_data::set_addralign): New function.
8328 2008-04-11 Cary Coutant <ccoutant@google.com>
8330 Add support for TLS descriptors for i386 and x86_64.
8331 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8332 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8333 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8335 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8336 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8337 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8339 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8340 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8341 Fix problem with initial-exec relocations.
8342 (Target_i386::Relocate::relocate_tls): Likewise.
8343 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8345 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8346 support for section-plus-offset dynamic table entries.
8347 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8348 (Output_data_dynamic::Dynamic_entry): Add support for
8349 section-plus-offset dynamic table entries.
8350 (Output_data_dynamic::Classification): Likewise.
8351 (Output_data_dynamic::classification_): Renamed offset_.
8352 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8353 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8354 (Target_x86_64::make_plt_section): New function.
8355 (Target_x86_64::reserve_tlsdesc_entries): New function.
8356 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8357 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8358 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8359 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8360 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8361 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8362 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8363 add extra PLT entry for TLS descriptors.
8364 (Output_data_plt_x86_64::got_): New field.
8365 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8366 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8368 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8370 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8371 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8372 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8373 R_386_TLS_DESC_CALL relocations.
8374 (Target_x86_64::Scan::global): Likewise.
8375 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8376 for TLS descriptors.
8377 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8378 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8379 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8380 GD-to-IE relaxation.
8381 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8382 and TLS_DESCRIPTORS.
8383 * Makefile.in: Rebuild.
8384 * configure: Rebuild.
8385 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8386 (tls_test_shared2.so): New target.
8387 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8388 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8389 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8390 (tls_shared_gd_to_ie_test_LDADD): New variable.
8391 (tls_shared_gnu2_gd_to_ie_test): New target.
8392 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8394 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8395 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8396 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8397 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8398 (tls_shared_gnu2_test): New target.
8399 (tls_test_gnu2_shared.so): New target.
8400 (tls_shared_gnu2_test_SOURCES): New variable.
8401 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8402 (tls_shared_gnu2_test_LDFLAGS): New variable.
8403 (tls_shared_gnu2_test_LDADD): New variable.
8404 * testsuite/Makefile.in: Rebuild.
8405 * testsuite/Makefile.
8407 2008-04-11 Ian Lance Taylor <iant@google.com>
8409 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8411 * testsuite/Makefile.in: Rebuild.
8413 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8415 * testsuite/script_test_2.cc (main): Adjust test.
8417 2008-04-11 David S. Miller <davem@davemloft.net>
8418 Ian Lance Taylor <iant@google.com>
8420 * options.h (General_options): Add entries for '-Y' and
8422 * options.cc (General_options:finalize): If -Y was used, add those
8423 entries to the library path instead of the default "/lib" and
8426 2008-04-11 David S. Miller <davem@davemloft.net>
8428 * testsuite/justsyms.t: Start at 0x100.
8429 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8430 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8432 * testsuite/script_test_2.cc: Adjust string and section length
8435 2008-04-09 Ian Lance Taylor <iant@google.com>
8438 * script-sections.cc (Sections_element::allocate_to_segment): Add
8440 (Output_section_definition::allocate_to_segment): Likewise.
8441 (Orphan_output_section::allocate_to_segment): Likewise.
8442 (Script_sections::attach_sections_using_phdrs_clause): Don't
8443 propagate non-PT_LOAD segments to orphan sections.
8444 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8445 readelf rather than objdump.
8446 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8447 .interp section and PT_INTERP segment are the same size.
8448 * testsuite/Makefile.in: Rebuild.
8450 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8451 aliases for symbols defined in the same object.
8452 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8453 (weak_alias_test_SOURCES): New variable.
8454 (weak_alias_test_DEPENDENCIES): New variable.
8455 (weak_alias_test_LDFLAGS): New variable.
8456 (weak_alias_test_LDADD): New variable.
8457 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8458 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8459 (weak_alias_test_3.o): New target.
8460 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8461 * testsuite/weak_alias_test_main.cc: New file.
8462 * testsuite/weak_alias_test_1.cc: New file.
8463 * testsuite/weak_alias_test_2.cc: New file.
8464 * testsuite/weak_alias_test_3.cc: New file.
8466 2008-04-08 Ian Lance Taylor <iant@google.com>
8468 * options.h (class General_options): Add --noinhibit-exec option.
8469 * main.cc (main): Check --noinhibit-exec.
8471 * options.h (class General_options): Define --wrap as a special
8472 option. Add wrap_symbols_ field.
8473 (General_options::any_wrap_symbols): New function.
8474 (General_options::is_wrap_symbol): New function.
8475 * options.cc (General_options::parse_wrap): New function.
8476 (General_options::General_options): Initialize wrap_symbols_.
8477 * symtab.cc (Symbol_table::wrap_symbol): New function.
8478 (Symbol_table::add_from_object): Handle --wrap.
8479 * symtab.h (class Symbol_table): Declare wrap_symbol.
8480 * target.h (Target::wrap_char): New function.
8481 (Target::Target_info): Add wrap_char field.
8482 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8483 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8484 * testsuite/testfile.cc (Target_test::test_target_info):
8487 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8490 * layout.h (class Layout): Add added_eh_frame_data_ field.
8491 * layout.cc (Layout::Layout): Initialize new field.
8492 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8493 output section until we find a section we merged successfully.
8494 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8495 that the size be non-zero.
8497 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8500 2008-04-08 Craig Silverstein <csilvers@google.com>
8502 * configure.ac: Export new conditional variable HAVE_ZLIB.
8503 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8505 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8506 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8508 2008-04-07 Ian Lance Taylor <iant@google.com>
8510 * version.cc (version_string): Set to "1.5".
8512 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8513 Add issued_non_pic_error_ field. Declare check_non_pic.
8514 (Target_x86_64::Scan::check_non_pic): New function.
8515 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8516 (Target_x86_64::Scan::global): Likewise.
8518 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8519 addend parameter. Change caller. Handle merge sections.
8520 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8521 Address to Addend. Don't add in the result of
8522 local_section_offset, pass down the addend and use the returned
8524 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8525 Update declarations of local_section_offset and symbol_value.
8526 * testsuite/two_file_test_1.cc (t18): New function.
8527 * testsuite/two_file_test_2.cc (f18): New function.
8528 * testsuite/two_file_test_main.cc (main): Call t18.
8529 * testsuite/two_file_test.h (t18, f18): Declare.
8531 * configure.ac: Don't test for objdump, c++filt, or readelf.
8532 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8534 (TEST_READELF): New variable.
8535 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8536 (check_PROGRAMS): Add two_file_strip_test.
8537 (two_file_strip_test): New target.
8538 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8539 (two_file_same_shared_strip_test_SOURCES): New variable.
8540 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8541 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8542 (two_file_same_shared_strip_test_LDADD): New variable.
8543 (two_file_shared_strip.so): New target.
8544 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8545 (ver_test_5.syms, ver_test_7.syms): Likewise.
8546 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8547 (strip_test_3.stdout): Use TEST_OBJDUMP.
8548 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8550 2008-04-04 Cary Coutant <ccoutant@google.com>
8552 * symtab.h (Symbol::is_weak_undefined): New function.
8553 (Symbol::is_strong_undefined): New function.
8554 (Symbol::is_absolute): New function.
8555 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8556 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8558 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8559 (weak_undef_test): New target.
8560 * testsuite/Makefile.in: Rebuild.
8561 * testsuite/weak_undef_file1.cc: New file.
8562 * testsuite/weak_undef_file2.cc: New file.
8563 * testsuite/weak_undef_test.cc: New file.
8565 2008-04-03 Craig Silverstein <csilvers@google.com>
8567 * compressed_output.h (class Output_compressed_section): Use
8569 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8571 (zlib_compressed_suffix): Removed.
8572 (Output_compressed_section::set_final_data_size): Use unsigned
8574 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8575 Fix linker invocation.
8576 (flagstest_o_specialfile_and_compress_debug_sections):
8578 * testsuite/Makefile.in: Regenerated.
8580 2008-04-02 David S. Miller <davem@davemloft.net>
8582 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8583 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8585 2008-04-02 Craig Silverstein <csilvers@google.com>
8589 2008-04-02 Ian Lance Taylor <iant@google.com>
8591 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8592 parameters. Update for new key type to views_. Change all
8594 (File_read::read): Adjust for byteshift in returned view.
8595 (File_read::add_view): New function, broken out of
8597 (File_read::make_view): New function, broken out of
8599 (File_read::find_or_make_view): Add offset and aligned
8600 parameters. Rewrite accordingly. Change all callers.
8601 (File_read::get_view): Add offset and aligned parameters. Adjust
8602 for byteshift in return value.
8603 (File_read::get_lasting_view): Likewise.
8604 * fileread.h (class File_read): Update declarations.
8605 (class File_read::View): Add byteshift_ field. Add byteshift to
8606 constructor. Add byteshift method.
8607 * archive.h (Archive::clear_uncached_views): New function.
8608 (Archive::get_view): Add aligned parameter. Change all callers.
8609 * object.h (Object::get_view): Add aligned parameter. Change all
8611 (Object::get_lasting_view): Likewise.
8613 * fileread.cc (File_read::release): Don't call clear_views if
8614 there are multiple objects.
8615 * fileread.h (File_read::clear_uncached_views): New function.
8616 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8619 2008-03-31 Cary Coutant <ccoutant@google.com>
8621 Add thin archive support.
8622 * archive.cc (Archive::armagt): New const.
8623 (Archive::setup): Remove task parameter and calls to unlock.
8624 (Archive::unlock_nested_archives): New function.
8625 (Archive::read_header): Add nested_off parameter. Change
8627 (Archive::interpret_header): Likewise.
8628 (Archive::include_all_members): Change to handle thin
8630 (Archive::include_member): Likewise.
8631 * archive.h (Archive::Archive): Add new parameters and
8633 (Archive::armagt): New const.
8634 (Archive::setup): Remove task parameter.
8635 (Archive::unlock_nested_archives): New function.
8636 (Archive::read_header): Add nested_off parameter.
8637 (Archive::interpret_header): Likewise.
8638 (Archive::Nested_archive_table): New typedef.
8639 (Archive::is_thin_archive_): New field.
8640 (Archive::nested_archives_): New field.
8641 (Archive::options_): New field.
8642 (Archive::dirpath_): New field.
8643 (Archive::task_): New field.
8644 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8645 for thin archives. Pass additional parameters to
8646 Archive::Archive. Unlock the archive file after calling
8649 2008-03-29 Ian Lance Taylor <iant@google.com>
8651 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8652 version symbol to be local.
8653 * testsuite/ver_test_4.sh: New file.
8654 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8655 (check_DATA): Add ver_test_4.syms.
8656 (ver_test_4.syms): New target.
8657 * testsuite/Makefile.in: Rebuild.
8660 (Output_section::Input_section_sort_entry::has_priority): New
8662 (Output_section::Input_section_sort_entry::match_file_name): New
8664 (Output_section::Input_section_sort_entry::match_section_name):
8666 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8668 (Output_section::Input_section_sort_entry::match_section_file):
8670 (Output_section::Input_section_sort_compare::operator()): Rewrite
8671 using new Input_section_sort_entry functions. Sort crtbegin and
8672 crtend first. Sort sections with no priority before sections with
8674 * testsuite/initpri1.c (d3): Check j != 4.
8675 (cd5): New constructor/destructor function.
8676 (main): Check j != 2.
8678 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8679 new symbol when resolving, don't call set_is_default.
8680 * testsuite/ver_test_7.cc: New file.
8681 * testsuite/ver_test_7.sh: New file.
8682 * testsuite/Makefile.am (ver_test_7.so): New target.
8683 (ver_test_7.o): New target.
8684 (check_SCRIPTS): Add ver_test_7.sh.
8685 (check_DATA): Add ver_test_7.syms.
8686 (ver_test_7.syms): New target.
8688 2008-03-28 Ian Lance Taylor <iant@google.com>
8690 * layout.cc (Layout::layout): If we see an input section with a
8691 name that needs sorting, set the must_sort flag for the output
8693 (Layout::make_output_section): If the name of the output section
8694 indicates that it might require sorting, set the may_sort flag.
8695 * output.h (Output_section::may_sort_attached_input_sections): New
8697 (Output_section::set_may_sort_attached_input_sections): New
8699 (Output_section::must_sort_attached_input_sections): New
8701 (Output_section::set_must_sort_attached_input_sections): New
8703 (class Output_section): Declare Input_section_sort_entry. Define
8704 Input_section_sort_compare. Declare
8705 sort_attached_input_sections. Add new fields:
8706 may_sort_attached_input_sections_,
8707 must_sort_attached_input_sections_,
8708 attached_input_sections_are_sorted_.
8709 * output.cc (Output_section::Output_section): Initialize new
8711 (Output_section::add_input_section): Add an entry to
8712 input_sections_ if may_sort or must_sort are true.
8713 (Output_section::set_final_data_size): Call
8714 sort_attached_input_sections if necessary.
8715 (Output_section::Input_section_sort_entry): Define new class.
8716 (Output_section::Input_section_sort_compare::operator()): New
8718 (Output_section::sort_attached_input_sections): New function.
8719 * configure.ac: Check whether the compiler supports constructor
8720 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8721 * testsuite/initpri1.c: New file.
8722 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8723 CONSTRUCTOR_PRIORITY.
8724 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8725 (initpri1_LDFLAGS): New variable.
8726 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8728 2008-03-27 Ian Lance Taylor <iant@google.com>
8730 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8731 * testsuite/common_test_1.c: New file.
8732 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8733 (common_test_1_SOURCES): New variable.
8734 (common_test_1_DEPENDENCIES): New variable.
8735 (common_test_1_LDFLAGS): New variable.
8737 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8738 and commons_ correctly when NAME/VERSION does not override
8740 * testsuite/ver_test_6.c: New file.
8741 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8742 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8743 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8745 2008-03-26 Ian Lance Taylor <iant@google.com>
8747 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8748 of an undefined symbol from a version script.
8749 * testsuite/Makefile.am (ver_test_5.so): New target.
8750 (ver_test_5.o): New target.
8751 (check_SCRIPTS): Add ver_test_5.sh.
8752 (check_DATA): Add ver_test_5.syms.
8753 (ver_test_5.syms): New target.
8754 * testsuite/ver_test_5.cc: New file.
8755 * testsuite/ver_test_5.script: New file.
8756 * testsuite/ver_test_5.sh: New file.
8757 * Makefile.in, testsuite/Makefile.in: Rebuild.
8760 Fix problems building gold with gcc 4.3.0.
8761 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8762 (gold_error_at_location, gold_warning_at_location): Use it.
8763 * configure.ac: Check whether we can compile and use a template
8764 function with a printf attribute.
8765 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8766 when jumping over bytes.
8767 * object.cc: Instantiate Object::read_section_data.
8768 * debug.h: Include <cstring>
8769 * dwarf_reader.cc: Include <algorithm>
8770 * main.cc: Include <cstring>.
8771 * options.cc: Include <cstring>.
8772 * output.cc: Include <cstring>.
8773 * script.cc: Include <cstring>.
8774 * script.h: Include <string>.
8775 * symtab.cc: Include <cstring> and <algorithm>.
8776 * target-select.cc: Include <cstring>.
8777 * version.cc: Include <string>.
8778 * testsuite/testmain.cc: Include <cstdlib>.
8779 * configure, config.in: Rebuild.
8781 2008-03-25 Ian Lance Taylor <iant@google.com>
8783 * options.cc: Include "../bfd/bfdver.h".
8784 (options::help): Print bug reporting address.
8786 * version.cc (print_version): Adjust output for current value of
8791 * options.cc (options::help): Print list of supported targets.
8792 * target-select.h: Include <vector>.
8793 (class Target_selector): Make machine_, size_, and is_big_endian_
8794 fields const. Add bfd_name_ and instantiated_target_ fields.
8795 (Target_selector::Target_selector): Add bfd_name parameter.
8796 (Target_selector::recognize): Make non-virtual, call
8798 (Target_selector::recognize_by_name): Make non-virtual, call
8799 do_recognize_by_name.
8800 (Target_selector::supported_names): New function.
8801 (Target_selector::bfd_name): New function.
8802 (Target_selector::do_instantiate_target): New pure virtual
8804 (Target_selector::do_recognize): New virtual function.
8805 (Target_selector::do_recognize_by_name): New virtual function.
8806 (Target_selector::instantiate_target): New private function.
8807 (supported_target_names): Declare.
8808 * target-select.cc (Target_selector::Target_selector): Update for
8809 new parameter and fields.
8810 (select_target_by_name): Check that the name matches before
8811 calling recognize_by_name.
8812 (supported_target_names): New function.
8813 * i386.cc (class Target_selector_i386): Update Target_selector
8814 constructor call. Remove recognize and recognize_by_name. Add
8815 do_instantiate_target.
8816 * x86_64.cc (class Target_selector_x86_64): Likewise.
8817 * testsuite/testfile.cc (class Target_selector_test): Update for
8818 changes to Target_selector.
8820 * README: Rewrite, with some notes on unsupported features.
8822 2008-03-24 Cary Coutant <ccoutant@google.com>
8824 * i386.cc (Target_i386::Got_type): New enum declaration.
8825 (Target_i386::Scan::local): Updated callers of Output_data_got
8827 (Target_i386::Scan::global): Likewise.
8828 (Target_i386::Relocate::relocate): Likewise.
8829 (Target_i386::Relocate::relocate_tls): Likewise.
8830 * object.h (Got_offset_list): New class.
8831 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8832 (Sized_relobj::local_got_offset): Likewise.
8833 (Sized_relobj::set_local_got_offset): Likewise.
8834 (Sized_relobj::local_has_tls_got_offset): Removed.
8835 (Sized_relobj::local_tls_got_offset): Removed.
8836 (Sized_relobj::set_local_tls_got_offset): Removed.
8837 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8838 * output.cc (Output_data_got::add_global): Added got_type parameter.
8839 (Output_data_got::add_global_with_rel): Likewise.
8840 (Output_data_got::add_global_with_rela): Likewise.
8841 (Output_data_got::add_global_pair_with_rel): New function.
8842 (Output_data_got::add_global_pair_with_rela): New function.
8843 (Output_data_got::add_local): Added got_type parameter.
8844 (Output_data_got::add_local_with_rel): Likewise.
8845 (Output_data_got::add_local_with_rela): Likewise.
8846 (Output_data_got::add_local_pair_with_rel): New function.
8847 (Output_data_got::add_local_pair_with_rela): New function.
8848 (Output_data_got::add_global_tls): Removed.
8849 (Output_data_got::add_global_tls_with_rel): Removed.
8850 (Output_data_got::add_global_tls_with_rela): Removed.
8851 (Output_data_got::add_local_tls): Removed.
8852 (Output_data_got::add_local_tls_with_rel): Removed.
8853 (Output_data_got::add_local_tls_with_rela): Removed.
8854 * output.h (Output_data_got::add_global): Added got_type parameter.
8855 (Output_data_got::add_global_with_rel): Likewise.
8856 (Output_data_got::add_global_with_rela): Likewise.
8857 (Output_data_got::add_global_pair_with_rel): New function.
8858 (Output_data_got::add_global_pair_with_rela): New function.
8859 (Output_data_got::add_local): Added got_type parameter.
8860 (Output_data_got::add_local_with_rel): Likewise.
8861 (Output_data_got::add_local_with_rela): Likewise.
8862 (Output_data_got::add_local_pair_with_rel): New function.
8863 (Output_data_got::add_local_pair_with_rela): New function.
8864 (Output_data_got::add_global_tls): Removed.
8865 (Output_data_got::add_global_tls_with_rel): Removed.
8866 (Output_data_got::add_global_tls_with_rela): Removed.
8867 (Output_data_got::add_local_tls): Removed.
8868 (Output_data_got::add_local_tls_with_rel): Removed.
8869 (Output_data_got::add_local_tls_with_rela): Removed.
8870 * resolve.cc (Symbol::override_base_with_special): Removed
8871 reference to has_got_offset_ field.
8872 * symtab.cc (Symbol::init_fields): Replaced initialization
8873 of got_offset_ with got_offsets_. Removed initialization
8875 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8876 (Symbol::got_offset): Likewise.
8877 (Symbol::set_got_offset): Likewise.
8878 (Symbol::has_tls_got_offset): Removed.
8879 (Symbol::tls_got_offset): Removed.
8880 (Symbol::set_tls_got_offset): Removed.
8881 (Symbol::got_offset_): Removed.
8882 (Symbol::tls_mod_got_offset_): Removed.
8883 (Symbol::tls_pair_got_offset_): Removed.
8884 (Symbol::got_offsets_): New field.
8885 (Symbol::has_got_offset): Removed.
8886 (Symbol::has_tls_mod_got_offset): Removed.
8887 (Symbol::has_tls_pair_got_offset): Removed.
8888 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8889 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8891 (Target_x86_64::Scan::global): Likewise.
8892 (Target_x86_64::Relocate::relocate): Likewise.
8893 (Target_x86_64::Relocate::relocate_tls): Likewise.
8895 2008-03-25 Ben Elliston <bje@au.ibm.com>
8897 * yyscript.y: Fix spelling error in comment.
8899 2008-03-24 Ian Lance Taylor <iant@google.com>
8901 * options.h (class General_options): Define build_id option.
8902 * layout.h (class Layout): Declare write_build_id, create_note,
8903 create_build_id. Add build_id_note_ member.
8904 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8905 "libiberty.h", "md5.h", "sha1.h".
8906 (Layout::Layout): Initialize eh_frame_data_,
8907 eh_frame_hdr_section_, and build_id_note_.
8908 (Layout::finalize): Call create_build_id.
8909 (Layout::create_note): New function, broken out of
8910 Layout::create_gold_note.
8911 (Layout::create_gold_note): Call create_note.
8912 (Layout::create_build_id): New function.
8913 (Layout::write_build_id): New function.
8914 (Close_task_runner::run): Call write_build_id.
8916 * x86_64.cc: Correct license to GPLv3.
8918 2008-03-23 Ian Lance Taylor <iant@google.com>
8920 * options.cc: Include "demangle.h".
8921 (parse_optional_string): New function.
8922 (parse_long_option): Handle takes_optional_argument.
8923 (parse_short_option): Update dash_z initializer. Handle
8924 takes_optional_argument.
8925 (General_options::General_options): Initialize do_demangle_.
8926 (General_options::finalize): Set do_demangle_. Handle demangling
8928 * options.h (parse_optional_string): Declare.
8929 (struct One_option): Add optional_arg field. Update constructor.
8930 Update call constructor calls. Add takes_optional_argument
8932 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8933 (DEFINE_optional_string): Define.
8934 (General_options::demangle): Change from DEFINE_bool to
8935 DEFINE_optional_string.
8936 (General_options::no_demangle): New function.
8937 (General_options::do_demangle): New function.
8938 (General_options::set_do_demangle): New function.
8939 (General_options::execstack_status_): Move definition to end of
8941 (General_options::static_): Likewise.
8942 (General_options::do_demangle_): New field.
8943 * object.cc (big_endian>::get_symbol_location_info): Call
8944 Options::do_demangle, not Options::demangle.
8945 * symtab.cc (demangle): Likewise.
8947 2008-03-22 Ian Lance Taylor <iant@google.com>
8949 * gold.h: Include <cstddef> and <sys/types.h>
8950 * options.h: Include <cstring>.
8952 2008-03-21 Ian Lance Taylor <iant@google.com>
8954 * Added source code to GNU binutils.