1 2010-08-27 Doug Kwan <dougkwan@google.com>
3 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4 reference override an existing dynamic weak reference.
5 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6 * testsuite/Makefile.in: Regenerate.
7 * testsuite/dyn_weak_ref.sh: New file.
8 * testsuite/dyn_weak_ref_1.c: Ditto.
9 * testsuite/dyn_weak_ref_2.c: Ditto.
11 2010-08-27 Ian Lance Taylor <iant@google.com>
13 * incremental.h (class Incremental_input_entry): Add virtual
16 2010-08-27 Ian Lance Taylor <iant@google.com>
18 * testsuite/start_lib_test_3.c: Mark t3 as used.
20 2010-08-27 Nick Clifton <nickc@redhat.com>
22 * options.cc (version_script): Fix small typo in previous
25 2010-08-25 Nick Clifton <nickc@redhat.com>
27 * archive.cc: Formatting fixes: Remove whitespace between
28 typename and following asterisk. Remove whitespace between
29 function name and opening parenthesis.
30 * archive.h: Likewise.
32 * attributes.cc: Likewise.
33 * attributes.h: Likewise.
34 * common.cc: Likewise.
35 * copy-relocs.cc: Likewise.
36 * dirsearch.h: Likewise.
37 * dynobj.cc: Likewise.
38 * ehframe.cc: Likewise.
39 * ehframe.h: Likewise.
40 * expression.cc: Likewise.
41 * fileread.cc: Likewise.
42 * fileread.h: Likewise.
44 * gold-threads.cc: Likewise.
48 * incremental-dump.cc: Likewise.
49 * incremental.cc: Likewise.
50 * layout.cc: Likewise.
55 * object.cc: Likewise.
57 * options.cc: Likewise.
58 * options.h: Likewise.
59 * output.cc: Likewise.
61 * plugin.cc: Likewise.
63 * powerpc.cc: Likewise.
65 * script-c.h: Likewise.
66 * script-sections.cc: Likewise.
67 * script.cc: Likewise.
68 * stringpool.cc: Likewise.
69 * symtab.cc: Likewise.
71 * target.cc: Likewise.
74 * version.cc: Likewise.
75 * x86_64.cc: Likewise.
77 2010-08-24 Nick Clifton <nickc@redhat.com>
80 * layout.cc (segment_precedes): Sort segments by their physical
81 addresses, if they have been set.
83 2010-08-23 Cary Coutant <ccoutant@google.com>
85 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
87 (Lib_group::include_member): Unlock object after deleting its
89 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
92 2010-08-19 Neil Vachharajani <nvachhar@google.com>
93 Cary Coutant <ccoutant@google.com>
95 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
96 constructor, and set_blocker.
97 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
99 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
100 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
101 * testsuite/Makefile.am (start_lib_test): New test case.
102 * testsuite/Makefile.in: Regenerate.
103 * testsuite/start_lib_test_main.c: New file.
104 * testsuite/start_lib_test_1.c: New file.
105 * testsuite/start_lib_test_2.c: New file.
106 * testsuite/start_lib_test_3.c: New file.
108 2010-08-19 Ian Lance Taylor <iant@google.com>
110 * Makefile.in: Rebuild with automake 1.11.1.
111 * aclocal.m4: Likewise.
112 * testsuite/Makefile.in: Likewise.
114 2010-08-19 Ian Lance Taylor <iant@google.com>
117 * i386.cc (class Output_data_plt_i386): Update declarations.
118 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
119 local_ifuncs_ fields.
120 (Target_i386::do_plt_section_for_global): New function.
121 (Target_i386::do_plt_section_for_local): New function.
122 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
123 parameter; change all callers. Initialize global_ifuncs_ and
124 local_ifuncs_. If doing a static link define __rel_iplt_start and
126 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
127 (Output_data_plt_i386::add_local_ifunc_entry): New function.
128 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
130 (Target_i386::make_plt_section): New function, broken out of
131 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
132 (Target_i386::make_plt_entry): Call make_plt_section.
133 (Target_i386::make_local_ifunc_plt_entry): New function.
134 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
135 (Target_i386::Scan::local): Handle IFUNC symbols. Add
136 R_386_IRELATIVE to switch.
137 (Target_i386::Scan::global): Likewise.
138 (Target_i386::Relocate::relocate): Likewise.
139 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
141 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
142 (Target_x86_64::do_plt_section_for_global): New function.
143 (Target_x86_64::do_plt_section_for_local): New function.
144 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
145 parameter; change all callers. If doing a static link define
146 __rela_iplt_start and __rela_iplt_end.
147 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
148 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
149 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
151 (Target_x86_64::make_local_ifunc_plt_entry): New function.
152 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
154 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
155 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
156 R_X86_64_IRELATIVE to switch.
157 (Target_x86_64::Scan::global): Likewise.
158 (Target_x86_64::Relocate::relocate): Likewise.
159 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
161 * target.h (class Target): Add plt_section_for_global and
162 plt_section_for_local functions. Add do_plt_section_for_global
163 and do_plt_section_for_local virtual functions.
164 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
166 (Symbol::use_plt_offset): Handle IFUNC symbol.
167 * object.cc (Sized_relobj::Sized_relobj): Initialize
169 (Sized_relobj::local_has_plt_offset): New function.
170 (Sized_relobj::local_plt_offset): New function.
171 (Sized_relobj::set_local_plt_offset): New function.
172 (Sized_relobj::do_count): Handle IFUNC symbol.
173 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
174 a bit away from input_shndx_ field. Add set_is_func_symbol and
175 is_ifunc_symbol functions.
176 (class Sized_relobj): Update declarations. Remove Tls_got_entry
177 and Local_tls_got_offsets. Define Local_plt_offsets. Add
178 local_plt_offsets_ field.
179 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
180 * output.h (class Output_section_data): Add non-const
181 output_section function.
182 (class Output_data_got): Update declarations.
183 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
184 Add use_plt_offset parameter to global and local constructors.
185 Change all callers. Change local_sym_index_ field to 31 bits.
186 Change GSYM_CODE and CONSTANT_CODE accordingly.
187 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
188 doing a static link don't set sh_link field.
189 (Output_data_got::Got_entry::write): Use PLT offset if
191 (Output_data_got::add_global_plt): New function.
192 (Output_data_got::add_local_plt): New function.
193 * target-reloc.h (relocate_section): Handle IFUNC symbol.
194 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
195 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
196 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
197 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
199 * testsuite/ifunc-sel.h: New file.
200 * testsuite/ifuncmain1.c: New file.
201 * testsuite/ifuncmain1vis.c: New file.
202 * testsuite/ifuncmod1.c: New file.
203 * testsuite/ifuncdep2.c: New file.
204 * testsuite/ifuncmain2.c: New file.
205 * testsuite/ifuncmain3.c: New file.
206 * testsuite/ifuncmod3.c: New file.
207 * testsuite/ifuncmain4.c: New file.
208 * testsuite/ifuncmain5.c: New file.
209 * testsuite/ifuncmod5.c: New file.
210 * testsuite/ifuncmain6pie.c: New file.
211 * testsuite/ifuncmod6.c: New file.
212 * testsuite/ifuncmain7.c: New file.
213 * configure, testsuite/Makefile.in: Rebuild.
215 2010-08-18 Ian Lance Taylor <iant@google.com>
218 (Output_section_incremental_inputs::write_input_files): Add cast
219 to avoid signed/unsigned comparison warning.
220 (Output_section_incremental_inputs::write_info_blocks): Likewise.
222 2010-08-12 Cary Coutant <ccoutant@google.com>
224 * common.cc (Sort_commons::operator()): Remove unnecessary code.
226 2010-08-13 Ian Lance Taylor <iant@google.com>
228 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
230 2010-08-12 Cary Coutant <ccoutant@google.com>
231 Doug Kwan <dougkwan@google.com>
233 * resolve.cc (Symbol_table::should_override): When a weak dynamic
234 defintion overrides non-weak undef, remember that the original undef
236 * symtab.cc (Symbol_table::sized_write_global): For undef without
237 an original weak binding, set binding to global in output.
238 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
239 * testsuite/Makefile.in: Regenerate.
240 * testsuite/strong_ref_weak_def.sh: New file.
241 * testsuite/strong_ref_weak_def_1.c: Ditto.
242 * testsuite/strong_ref_weak_def_2.c: Ditto.
244 2010-08-12 Cary Coutant <ccoutant@google.com>
246 * testsuite/incremental_test.sh: Rewrite.
247 * testsuite/incremental_test_1.c: Rewrite.
248 * testsuite/incremental_test_2.c: Rewrite.
250 2010-08-12 Cary Coutant <ccoutant@google.com>
252 * arm.cc (Target_arm::got_size): Add const.
253 (Target_arm::got_entry_count): New function.
254 (Target_arm::plt_entry_count): New function.
255 (Target_arm::first_plt_entry_offset): New function.
256 (Target_arm::plt_entry_size): New function.
257 (Output_data_plt_arm::entry_count): New function.
258 (Output_data_plt_arm::first_plt_entry_offset): New function.
259 (Output_data_plt_arm::get_plt_entry_size): New function.
260 * i386.cc (Target_i386::got_size): Add const.
261 (Target_i386::got_entry_count): New function.
262 (Target_i386::plt_entry_count): New function.
263 (Target_i386::first_plt_entry_offset): New function.
264 (Target_i386::plt_entry_size): New function.
265 (Output_data_plt_i386::entry_count): New function.
266 (Output_data_plt_i386::first_plt_entry_offset): New function.
267 (Output_data_plt_i386::get_plt_entry_size): New function.
268 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
269 find_incremental_inputs_sections. Dump incremental_got_plt section.
270 * incremental.cc: Include target.h.
271 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
272 parameter. Adjust all callers. Find incremental_got_plt section.
273 (Incremental_inputs::create_data_sections): Create incremental_got_plt
275 (Output_section_incremental_inputs::set_final_data_size): Calculate
276 size of incremental_got_plt section.
277 (Output_section_incremental_inputs::do_write): Write the
278 incremental_got_plt section.
279 (Got_plt_view_info): New struct.
280 (Local_got_offset_visitor): New class.
281 (Global_got_offset_visitor): New class.
282 (Global_symbol_visitor_got_plt): New class.
283 (Output_section_incremental_inputs::write_got_plt): New function.
284 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
285 Add parameter. Adjust all callers.
286 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
287 (Incremental_inputs::got_plt_section): New function.
288 (Incremental_inputs::got_plt_section_): New data member.
289 (Incremental_got_plt_reader): New class.
290 * layout.cc (Layout::create_incremental_info_sections): Add the
291 incremental_got_plt section.
292 * object.h (Got_offset_list::get_list): New function.
293 (Got offset_list::for_all_got_offsets): New function.
294 (Sized_relobj::local_got_offset_list): New function.
295 * powerpc.cc (Target_powerpc::got_size): Add const.
296 (Target_powerpc::got_entry_count): New function.
297 (Target_powerpc::plt_entry_count): New function.
298 (Target_powerpc::first_plt_entry_offset): New function.
299 (Target_powerpc::plt_entry_size): New function.
300 (Output_data_plt_powerpc::entry_count): New function.
301 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
302 (Output_data_plt_powerpc::get_plt_entry_size): New function.
303 * sparc.cc (Target_sparc::got_size): Add const.
304 (Target_sparc::got_entry_count): New function.
305 (Target_sparc::plt_entry_count): New function.
306 (Target_sparc::first_plt_entry_offset): New function.
307 (Target_sparc::plt_entry_size): New function.
308 (Output_data_plt_sparc::entry_count): New function.
309 (Output_data_plt_sparc::first_plt_entry_offset): New function.
310 (Output_data_plt_sparc::get_plt_entry_size): New function.
311 * symtab.h (Symbol::got_offset_list): New function.
312 (Symbol_table::for_all_symbols): New function.
313 * target.h (Sized_target::got_entry_count): New function.
314 (Sized_target::plt_entry_count): New function.
315 (Sized_target::plt_entry_size): New function.
316 * x86_64.cc (Target_x86_64::got_size): Add const.
317 (Target_x86_64::got_entry_count): New function.
318 (Target_x86_64::plt_entry_count): New function.
319 (Target_x86_64::first_plt_entry_offset): New function.
320 (Target_x86_64::plt_entry_size): New function.
321 (Output_data_plt_x86_64::entry_count): New function.
322 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
323 (Output_data_plt_x86_64::get_plt_entry_size): New function.
325 2010-08-12 Cary Coutant <ccoutant@google.com>
327 * archive.cc: Include incremental.h.
328 (Archive::Archive): Initialize incremental_info_.
329 (Archive::include_member): Record archive members in incremental info.
330 (Add_archive_symbols::run): Record begin and end of an archive in
332 (Lib_group::include_member): Record objects in incremental info.
333 * archive.h (Incremental_archive_entry): Forward declaration.
334 (Archive::set_incremental_info): New member function.
335 (Archive::incremental_info): New member function.
336 (Archive::Unused_symbol_iterator): New class.
337 (Archive::unused_symbols_begin): New member function.
338 (Archive::unused_symbols_end): New member function.
339 (Archive::incremental_info_): New data member.
340 * incremental-dump.cc (find_input_containing_global): New function.
341 (dump_incremental_inputs): Dump new incremental info sections.
342 * incremental.cc: Include symtab.h.
343 (Output_section_incremental_inputs): New class.
344 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
345 new incremental info sections.
346 (Sized_incremental_binary::do_check_inputs): Likewise.
347 (Incremental_inputs::report_archive): Remove.
348 (Incremental_inputs::report_archive_begin): New function.
349 (Incremental_inputs::report_archive_end): New function.
350 (Incremental_inputs::report_object): New function.
351 (Incremental_inputs::finalize_inputs): Remove.
352 (Incremental_inputs::report_input_section): New function.
353 (Incremental_inputs::report_script): Rewrite.
354 (Incremental_inputs::finalize): Do nothing but finalize string table.
355 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
356 (Incremental_inputs::sized_create_inputs_section_data): Remove.
357 (Incremental_inputs::create_data_sections): New function.
358 (Incremental_inputs::relocs_entsize): New function.
359 (Output_section_incremental_inputs::set_final_data_size): New function.
360 (Output_section_incremental_inputs::do_write): New function.
361 (Output_section_incremental_inputs::write_header): New function.
362 (Output_section_incremental_inputs::write_input_files): New function.
363 (Output_section_incremental_inputs::write_info_blocks): New function.
364 (Output_section_incremental_inputs::write_symtab): New function.
365 * incremental.h (Incremental_script_entry): Forward declaration.
366 (Incremental_object_entry): Forward declaration.
367 (Incremental_archive_entry): Forward declaration.
368 (Incremental_inputs): Forward declaration.
369 (Incremental_inputs_header_data): Remove.
370 (Incremental_inputs_header): Remove.
371 (Incremental_inputs_header_write): Remove.
372 (Incremental_inputs_entry_data): Remove.
373 (Incremental_inputs_entry): Remove.
374 (Incremental_inputs_entry_write): Remove.
375 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
376 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
377 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
378 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
380 (Incremental_input_entry): New class.
381 (Incremental_script_entry): New class.
382 (Incremental_object_entry): New class.
383 (Incremental_archive_entry): New class.
384 (Incremental_inputs::Incremental_inputs): Initialize new data members.
385 (Incremental_inputs::report_inputs): Remove.
386 (Incremental_inputs::report_archive): Remove.
387 (Incremental_inputs::report_archive_begin): New function.
388 (Incremental_inputs::report_archive_end): New function.
389 (Incremental_inputs::report_object): Change prototype.
390 (Incremental_inputs::report_input_section): New function.
391 (Incremental_inputs::report_script): Change prototype.
392 (Incremental_inputs::get_reloc_count): New function.
393 (Incremental_inputs::set_reloc_count): New function.
394 (Incremental_inputs::create_data_sections): New function.
395 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
396 (Incremental_inputs::inputs_section): New function.
397 (Incremental_inputs::symtab_section): New function.
398 (Incremental_inputs::relocs_section): New function.
399 (Incremental_inputs::get_stringpool): Add const.
400 (Incremental_inputs::command_line): Add const.
401 (Incremental_inputs::inputs): Remove.
402 (Incremental_inputs::command_line_key): New function.
403 (Incremental_inputs::input_file_count): New function.
404 (Incremental_inputs::input_files): New function.
405 (Incremental_inputs::relocs_entsize): New function.
406 (Incremental_inputs::sized_create_inputs_section_data): Remove.
407 (Incremental_inputs::finalize_inputs): Remove.
408 (Incremental_inputs::Input_info): Remove.
409 (Incremental_inputs::lock_): Remove.
410 (Incremental_inputs::inputs_): Change type.
411 (Incremental_inputs::inputs_map_): Remove.
412 (Incremental_inputs::current_object_entry_): New data member.
413 (Incremental_inputs::inputs_section_): New data member.
414 (Incremental_inputs::symtab_section_): New data member.
415 (Incremental_inputs::relocs_section_): New data member.
416 (Incremental_inputs::reloc_count_): New data member.
417 (Incremental_inputs_reader): New class.
418 (Incremental_symtab_reader): New class.
419 (Incremental_relocs_reader): New class.
420 * layout.cc (Layout::finalize): Move finalization of incremental info
421 and creation of incremental info sections to follow finalization of
422 symbol table. Set offsets for postprocessing sections.
423 (Layout::create_incremental_info_sections): Call
424 Incremental_inputs::create_data_sections. Add incremental symtab
425 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
426 sections to layout after input sections.
427 * layout.h (struct Timespec): Forward declaration.
428 (Layout::incremental_inputs): Add const.
429 (Layout::create_incremental_info_sections): Add parameter.
430 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
431 * object.cc: Include incremental.h.
432 (Relobj::finalize_incremental_relocs): New function.
433 (Sized_relobj::do_layout): Record input sections in incremental info.
434 * object.h (Object::output_section): New function.
435 (Object::output_section_offset): Moved from Relobj.
436 (Object::get_incremental_reloc_base): New function.
437 (Object::get_incremental_reloc_count): New function.
438 (Object::do_output_section): New function.
439 (Object::do_output_section_offset): Moved from Relobj.
440 (Object::do_get_incremental_reloc_base): New function.
441 (Object::do_get_incremental_reloc_count): New function.
442 (Object::Object): Initialize new data members.
443 (Relobj::output_section): Renamed do_output_section and moved to
445 (Relobj::output_section_offset): Moved to Object.
446 (Relobj::do_get_incremental_reloc_base): New function.
447 (Relobj::do_get_incremental_reloc_count): New function.
448 (Relobj::allocate_incremental_reloc_counts): New function.
449 (Relobj::count_incremental_reloc): New function.
450 (Relobj::finalize_incremental_relocs): New function.
451 (Relobj::next_incremental_reloc_index): New function.
452 (Relobj::reloc_counts_): New data member.
453 (Relobj::reloc_bases_): New data member.
454 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
455 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
456 (Sized_relobj::incremental_relocs_scan): New function.
457 (Sized_relobj::incremental_relocs_scan_reltype): New function.
458 (Sized_relobj::incremental_relocs_write): New function.
459 (Sized_relobj::incremental_relocs_write_reltype): New function.
460 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
462 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
463 archives and object files elsewhere.
464 (Add_symbols::run): Report object files here.
465 (Finish_group::run): Report end of archive at end of group.
466 * reloc.cc: Include layout.h, incremental.h.
467 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
468 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
469 (Sized_relobj::incremental_relocs_scan): New function.
470 (Sized_relobj::incremental_relocs_scan_reltype): New function.
471 (Sized_relobj::do_relocate_sections): Write incremental relocations.
472 (Sized_relobj::incremental_relocs_write): New function.
473 (Sized_relobj::incremental_relocs_write_reltype): New function.
474 * script.cc (read_input_script): Rewrite test for incremental link.
475 Change call to Incremental_inputs::report_script.
476 * symtab.h (Symbol_table::first_global_index): New function.
477 (Symbol_table::output_count): New function.
479 2010-08-12 Doug Kwan <dougkwan@google.com>
481 * arm.cc (Target_arm::merge_object_attributes): Check command line
482 options --no-wchar-size-warning and --no-enum-size-warning.
483 * options.h (General_options): Add ld-compatible options
484 --no-enum-size-warning and --no-wchar-size-warning.
486 2010-08-04 Ian Lance Taylor <iant@google.com>
488 * x86_64.cc (Target_x86_64::Scan::local): Use
489 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
490 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
491 (Target_x86_64::Scan::global): Likewise.
492 (Target_x86_64::Relocate::relocate): Likewise.
493 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
496 2010-08-03 Cary Coutant <ccoutant@google.com>
498 * merge.cc (Output_merge_string::do_add_input_section): Count strings
499 to reserve space in merged_strings vector. Keep total input size
501 (Output_merge_string::do_print_merge_stats): Print total input size.
502 * merge.h (Output_merge_string): Add input_size_ field.
503 * stringpool.cc (Stringpool_template::string_length): Move
504 implementations out of Stringpool_template class and place in
506 * stringpool.h (string_length): Move out of Stringpool_template.
508 2010-08-03 Ian Lance Taylor <iant@google.com>
511 * layout.cc (relaxation_loop_body): If address of load segment is
512 set, adjust address to include headers if possible.
514 2010-08-03 Ian Lance Taylor <iant@google.com>
516 * version.cc (version_string): Bump to 1.10.
518 2010-08-03 Ian Lance Taylor <iant@google.com>
521 * layout.h (enum Output_section_order): Define.
522 (class Layout): Update declarations.
523 * layout.cc (Layout::get_output_section): Add order parameter.
524 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
525 is_first_non_relro parameters. Change all callers.
526 (Layout::choose_output_section): Likewise.
527 (Layout::add_output_section_data): Likewise.
528 (Layout::make_output_section): Likewise. Set order.
529 (Layout::default_section_order): New function.
530 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
531 * output.cc (Output_section::Output_section): Initialize order_.
532 Don't initialize deleted fields.
533 (Output_segment::Output_segment): Don't initialize deleted
535 (Output_segment::add_output_section_to_load): New function
536 replacing add_output_section. Change all callers to call this or
537 add_output_section_to_nonload.
538 (Output_segment::add_output_section_to_nonload): New function.
539 (Output_segment::remove_output_section): Rewrite.
540 (Output_segment::add_initial_output_data): Likewise.
541 (Output_segment::has_any_data_sections): Likewise.
542 (Output_segment::is_first_section_relro): Likewise.
543 (Output_segment::maximum_alignment): Likewise.
544 (Output_segment::has_dynamic_reloc): New function replacing
545 dynamic_reloc_count. Change all callers.
546 (Output_segment::has_dynamic_reloc_list): New function replacing
547 dynamic_reloc_count_list. Change all callers.
548 (Output_segment::set_section_addresses): Rewrite.
549 (Output_segment::set_offset): Rewrite.
550 (Output_segment::find_first_and_last_list): Remove.
551 (Output_segment::set_tls_offsets): Rewrite.
552 (Output_segment::first_section_load_address): Likewise.
553 (Output_segment::output_section_count): Likewise.
554 (Output_segment::section_with_lowest_load_address): Likewise.
555 (Output_segment::write_section_headers): Likewise.
556 (Output_segment::print_sections_to_map): Likewise.
557 * output.h (class Output_data): Remove dynamic_reloc_count_
558 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
559 (Output_data::add_dynamic_reloc): Rewrite.
560 (Output_data::has_dynamic_reloc): New function.
561 (Output_data::dynamic_reloc_count): Remove.
562 (class Output_section): Add order_ field. Remvoe is_relro_local_,
563 is_last_relro_, is_first_non_relro_, is_interp_,
564 is_dynamic_linker_section_ fields. Add order and set_order
565 functions. Remove is_relro_local, set_is_relro_local,
566 is_last_relro, set_is_last_relro, is_first_non_relro,
567 set_is_first_non_relro functions, is_interp, set_is_interp,
568 is_dynamic_linker_section, and set_is_dynamic_linker_section
570 (class Output_segment): Change Output_data_list from std::list to
571 std:;vector. Add output_lists_ field. Remove output_data_ and
572 output_bss_ fields. Update declarations.
574 2010-08-02 Ian Lance Taylor <iant@google.com>
576 * arm.cc (Target_arm::gc_process_relocs): Use typename.
577 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
578 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
580 2010-08-02 Ian Lance Taylor <iant@google.com>
583 * script.cc (Script_options::Script_options): Initialize
584 symbol_definitions_ and symbol_references_.
585 (Script_options::add_symbol_assignment): Update
586 symbol_definitions_ and symbol_references_.
587 (Script_options::add_symbol_reference): New function.
588 (script_symbol): New function.
589 * script.h (class Script_options): Add symbol_definitions_ and
590 symbol_references_ fields.
591 (Script_options::referenced_const_iterator): New type.
592 (Script_options::referenced_begin): New function.
593 (Script_options::referenced_end): New function.
594 (Script_options::is_referenced): New function.
595 (Script_options::any_unreferenced): New function.
596 * script-c.h (script_symbol): Declare.
597 * yyscript.y (exp): Call script_symbol.
598 * symtab.cc: Include "script.h".
599 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
600 Change all callers. Check symbols referenced by scripts.
601 (Symbol_table::add_undefined_symbols_from_command_line): Add
602 layout parameter. Change all callers.
603 (Symbol_table::do_add_undefined_symbols_from_command_line):
604 Likewise. Break out loop body. Check symbols referenced by
606 (Symbol_table::add_undefined_symbol_from_command_line): New
607 function broken out of
608 do_add_undefined_symbols_from_command_line.
609 * symtab.h (class Symbol_table): Update declarations.
610 * archive.cc: Include "layout.h".
611 (Archive::should_include_member): Add layout parameter. Change
612 all callers. Check for symbol mentioned in expression.
613 * archive.h (class Archive): Update declaration.
614 * object.cc (Sized_relobj::do_should_include_member): Add layout
616 * object.h (Object::should_include_member): Add layout parameter.
618 (Object::do_should_include_member): Add layout parameter.
619 (class Sized_relobj): Update declaration.
620 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
622 * dynobj.h (class Sized_dynobj): Update declaration.
623 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
625 * plugin.h (class Sized_pluginobj): Update declaration.
627 2010-08-02 Ian Lance Taylor <iant@google.com>
630 * output.cc (Output_segment::set_offset): Search for the first and
631 last sections rather than assuming that the list is in order.
632 (Output_segment::find_first_and_last_list): New function.
633 * output.h (class Output_segment): Update declarations.
634 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
635 (relro_strip_test_SOURCES): New variable.
636 (relro_strip_test_DEPENDENCIES): New variable.
637 (relro_strip_test_LDFLAGS): New variable.
638 (relro_strip_test_LDADD): New variable.
639 (relro_strip_test.so): New target.
641 2010-08-02 Ian Lance Taylor <iant@google.com>
643 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
644 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
645 (Target_i386::got_tlsdesc_section): New function.
646 (Target_i386::got_section): Create space for GOT entries for
648 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
650 (Target_i386::Scan::global): Likewise.
651 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
653 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
654 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
655 (Target_x86_64::got_tlsdesc_section): New function.
656 (Target_x86_64::got_section): Create space for GOT entries for
658 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
660 (Target_x86_64::Scan::global): Likewise.
661 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
664 2010-08-02 Ian Lance Taylor <iant@google.com>
666 * testsuite/final_layout.sh: Use dc to convert from hex to
669 2010-07-29 Sriraman Tallam <tmsriram@google.com>
671 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
672 paramter to the call to gold::gc_process_relocs.
673 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
674 paramter to the call to gold::gc_process_relocs.
675 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
676 parameter to the call to gold::gc_process_relocs.
677 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
678 template parameter to the call to gold::gc_process_relocs.
679 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
680 paramter to the call to gold::gc_process_relocs.
681 * gc.h (get_embedded_addend_size): New function.
682 (gc_process_relocs): Save the size of the reloc for use by ICF.
683 * icf.cc (get_section_contents): Get the addend from the text section
684 for SHT_REL relocation sections.
685 * icf.h (Icf::Reloc_addend_size_info): New typedef.
686 (Icf::Reloc_info): Add new member reloc_addend_size_info.
687 * int_encoding.h (read_from_pointer): New overloaded function.
688 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
689 * testsuite/icf_sht_rel_addend_test.sh: New file.
690 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
691 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
693 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
695 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
696 * Makefile.in: Regenerate.
697 * testsuite/Makefile.in: Regenerate.
699 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
701 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
702 * gold/testsuite/debug_msg.cc: Likewise.
703 * gold/testsuite/odr_violation1.cc
704 * gold/testsuite/odr_violation2.cc
706 2010-07-21 Cary Coutant <ccoutant@google.com>
708 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
709 string, and length fields.
710 (Output_merge_string::Merged_strings_list): New type.
711 (Output_merge_string::Merged_strings_lists): New typedef.
712 (Output_merge_string): Replace merged_strings_ with
713 merged_strings_lists_.
714 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
715 Merged_strings_list per input object and section. Don't store pointer
716 to the string. Don't store length with each merged string entry.
717 (Output_merge_string::finalize_merged_data): Loop over list of merged
718 strings lists. Recompute length of each merged string.
720 2010-07-15 Cary Coutant <ccoutant@google.com>
722 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
725 2010-07-14 Ian Lance Taylor <iant@google.com>
727 * descriptors.cc (Descriptors::open): Report correct name in error
730 2010-07-13 Doug Kwan <dougkwan@google.com>
732 * arm.cc (Arm_input_section::Arm_input_section): For a
733 SHT_ARM_EXIDX section, always keeps the input sections.
734 (Arm_input_section::set_exidx_section_link): New method.
735 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
736 has_errors_ to false.
737 (Arm_exidx_input_section::has_errors,
738 Arm_exidx_input_section::set_has_errors): New methods.
739 (Arm_exidx_input_section::has_errors_): New data member.
740 (Arm_relobj::get_exidx_shndx_list): New method.
741 (Arm_output_section::append_text_sections_to_list): Do not skip
742 section without SHF_EXECINSTR.
743 (Arm_output_section::fix_exidx_coverage): Skip input sections with
745 (Arm_relobj::make_exidx_input_section): Add new parameter for text
746 section header. Make error messages more verbose. Check for
747 a non-executable section linked to an EXIDX section.
748 (Arm_relobj::do_read_symbols): Remove error checking, which has been
749 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
750 check that there is no deferred EXIDX section if we exit early.
751 Instead of not making an EXIDX section in case of an error, make one
752 and set the has_errors flag of it.
753 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
754 in a relocatable link.
755 (Target_arm::do_relax): Look for the EXIDX output section instead of
756 assuming that it is called .ARM.exidx.
757 (Target_arm::fix_exidx_coverage): Add a new parameter for input
758 section list. Do not check for SHF_EXECINSTR section flags but
759 skip any input section with errors.
760 * output.cc (Output_section::Output_section): Initialize
761 always_keeps_input_sections_ to false.
762 (Output_section::add_input_section): Check for
763 always_keeps_input_sections_.
764 * output.h (Output_section::always_keeps_input_sections,
765 Output_section::set_always_keeps_input_sections): New methods.
766 (Output_section::always_keeps_input_sections): New data member.
768 2010-07-13 Rafael Espindola <espindola@google.com>
770 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
771 * fileread.h (Input_file): Add try_extra_search_path and find_file.
773 2010-07-13 Philip Herron <herron.philip@googlemail.com>
774 Ian Lance Taylor <iant@google.com>
776 * output.h (Output_section_lookup_maps::add_merge_section):
777 Correct check of whether value was inserted.
778 (Output_section_lookup_maps::add_merge_input_section): Likewise.
779 (Output_section_lookup_maps::add_relaxed_input_section):
781 * arm.cc (Target_arm::got_section): Remove used local os.
782 * i386.cc (Target_i386::got_section): Likewise.
783 * x86_64.cc (Target_x86_64::got_section): Likewise.
784 * sparc.cc (Target_sparc::got_section): Likewise.
785 (Target_sparc::relocate): Remove unused local have_got_offset.
786 * powerpc.cc (Target_powerpc::relocate): Likewise.
788 2010-07-13 Ian Lance Taylor <iant@google.com>
790 * compressed_output.cc (zlib_decompress): Fix signature in
793 * archive.cc (Archive::include_member): Unlock an external member
794 of a thin archive. Don't bother to delete an object we know is
797 2010-07-12 Cary Coutant <ccoutant@google.com>
799 * compressed_output.cc (zlib_decompress): New function.
800 (get_uncompressed_size): New function.
801 (decompress_input_section): New function.
802 * compressed_output.h (get_uncompressed_size): New function.
803 (decompress_input_section): New function.
804 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
805 Handle compressed debug sections.
806 * layout.cc (is_compressed_debug_section): New function.
807 (Layout::output_section_name): Map compressed section names to
809 * layout.h (is_compressed_debug_section): New function.
810 (is_debug_info_section): Recognize compressed debug sections.
811 * merge.cc: Include compressed_output.h.
812 (Output_merge_data::do_add_input_section): Handle compressed
814 (Output_merge_string::do_add_input_section): Handle compressed
816 * object.cc: Include compressed_output.h.
817 (Sized_relobj::Sized_relobj): Initialize new data members.
818 (build_compressed_section_map): New function.
819 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
820 * object.h (Object::section_is_compressed): New method.
821 (Object::do_section_is_compressed): New method.
822 (Sized_relobj::Compressed_section_map): New type.
823 (Sized_relobj::do_section_is_compressed): New method.
824 (Sized_relobj::compressed_sections_): New data member.
825 * output.cc (Output_section::add_input_section): Handle compressed
827 * reloc.cc: Include compressed_output.h.
828 (Sized_relobj::write_sections): Handle compressed debug sections.
830 2010-07-08 Cary Coutant <ccoutant@google.com>
832 * resolve.cc (Symbol_table::resolve): Remember whether undef was
833 weak when resolving to a dynamic def.
834 (Symbol_table::should_override): Add adjust_dyndef flag; set it
835 for weak undef/dynamic def cases. Adjust callers.
836 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
838 (Symbol_table::sized_write_globals): Adjust symbol binding.
839 (Symbol_table::sized_write_symbol): Add binding parameter.
840 * symtab.h (Symbol::set_undef_binding): New method.
841 (Symbol::is_undef_binding_weak): New method.
842 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
843 (Symbol_table::should_override): Add new parameter.
844 (Symbol_table::sized_write_symbol): Add new parameter.
846 * testsuite/weak_undef_file1.cc: Add new test case.
847 * testsuite/weak_undef_file2.cc: Fix header comment.
848 * testsuite/weak_undef_test.cc: Add new test case.
850 2010-06-29 Doug Kwan <dougkwan@google.com>
852 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
853 Initialize USE_SYMBOL_.
854 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
856 (Arm_reloc_property::uses_symbol_): New data member declaration.
857 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
858 uses symbol value and symbol is undefined but not weakly undefined.
860 2010-06-28 Rafael Espindola <espindola@google.com>
862 * plugin.cc (Plugin::load): Use dlerror.
864 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
866 * symtab.cc (detect_odr_violations): When reporting an ODR
867 violation, report an object where the symbol is defined.
869 2010-06-25 Doug Kwan <dougkwan@google.com>
871 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
872 (Target_arm::section_may_have_icf_unsafe_pointers): New method
874 (Target_arm::Scan::local_reloc_may_be_function_pointer,
875 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
876 target hook to detect function points.
877 (Target_arm::Scan::possible_function_pointer_reloc): New method.
878 * icf.h (Icf::check_section_for_function_pointers): Change type of
879 parameter SECTION_NAME to const reference to std::string. Use
880 target hook to determine if section may have unsafe pointers.
881 * target.h (Target::section_may_have_icf_unsafe_pointers): New
884 2010-06-21 Rafael Espindola <espindola@google.com>
886 * fileread.cc (Input_file::find_fie): New
887 (Input_file::open): Use Input_file::find_fie.
888 * fileread.h (Input_file::find_fie): New
889 * plugin.cc (set_extra_library_path): New.
890 (Plugin::load): Add set_extra_library_path to the transfer vector.
891 (Plugin_manager::set_extra_library_path): New.
892 (Plugin_manager::add_input_file): Use the extra search path if set.
893 (set_extra_library_path(): New.
894 * plugin.h (Plugin_manager): Add set_extra_library_path and
897 2010-06-19 Cary Coutant <ccoutant@google.com>
899 * layout.cc (gdb_sections): Add .debug_types.
900 (lines_only_debug_sections): Likewise.
902 2010-06-18 Rafael Espindola <espindola@google.com>
904 * plugin.cc (add_input_file,add_input_library)
905 (Plugin_manager::add_input_file): Make filename arguments const.
906 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
909 2010-06-16 Doug Kwan <dougkwan@google.com>
911 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
912 .ARM.attributes section if we have not merged any input
915 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
917 * arm.cc: Allow combining objects with no EABI version
920 2010-06-15 Rafael Espindola <espindola@google.com>
922 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
924 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
926 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
927 (struct iovec): Correct !HAVE_READV definition.
929 2010-06-10 Cary Coutant <ccoutant@google.com>
931 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
932 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
934 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
937 * symtab.h (Symbol::is_placeholder): New member function.
938 * target-reloc.h (relocate_section): Check for placeholder symbols.
940 * testsuite/Makefile.am (plugin_test_8): New test.
941 (plugin_test_9): New test.
942 * testsuite/Makefile.in: Regenerate.
944 2010-06-09 Nick Clifton <nickc@redhat.com>
946 * yyscript.y (input_list_element): Allow strings prefixed with
947 the '-' character. Treat these as libraries.
948 * script.cc (script_add_library): New function. Adds a library
949 specified by "-l<name>" found in an input script.
950 * script-c.h: Add prototype for script_add_library.
952 2010-06-07 Doug Kwan <dougkwan@google.com>
954 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
955 Restrict stub-group size to be within long conditional branch
956 range when working around cortex-A8 erratum.
958 2010-06-07 Damien Diederen <dd@crosstwine.com>
960 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
963 2010-06-03 Sriraman Tallam <tmsriram@google.com>
967 (Output_section::Input_section_sort_entry::compare_section_ordering):
968 Change to return non-zero correctly.
969 (Output_section::Input_section_sort_section_order_index_compare
970 ::operator()): Change to fix ambiguity in comparisons.
972 2010-06-01 Sriraman Tallam <tmsriram@google.com>
974 * gold.h (is_wildcard_string): New function.
975 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
976 (Layout::layout_eh_frame): Ditto.
977 (Layout::find_section_order_index): New method.
978 (Layout::read_layout_from_file): New method.
979 * layout.h (Layout::find_section_order_index): New method.
980 (Layout::read_layout_from_file): New method.
981 (Layout::input_section_position_): New private member.
982 (Layout::input_section_glob_): New private member.
983 * main.cc (main): Call read_layout_from_file here.
984 * options.h (--section-ordering-file): New option.
985 * output.cc (Output_section::input_section_order_specified_): New
987 (Output_section::Output_section): Initialize new member.
988 (Output_section::add_input_section): Add new parameter.
989 Keep input sections when --section-ordering-file is used.
990 (Output_section::set_final_data_size): Sort input sections when
991 section ordering file is specified.
992 (Output_section::Input_section_sort_entry): Add new parameter.
994 (Output_section::Input_section_sort_entry::compare_section_ordering):
996 (Output_section::Input_section_sort_compare::operator()): Change to
997 consider section_order_index.
998 (Output_section::Input_section_sort_init_fini_compare::operator()):
999 Change to consider section_order_index.
1000 (Output_section::Input_section_sort_section_order_index_compare
1001 ::operator()): New method.
1002 (Output_section::sort_attached_input_sections): Change to sort
1003 according to section order when specified.
1004 (Output_section::add_input_section<32, true>): Add new parameter.
1005 (Output_section::add_input_section<64, true>): Add new parameter.
1006 (Output_section::add_input_section<32, false>): Add new parameter.
1007 (Output_section::add_input_section<64, false>): Add new parameter.
1008 * output.h (Output_section::add_input_section): Add new parameter.
1009 (Output_section::input_section_order_specified): New
1011 (Output_section::set_input_section_order_specified): New method.
1012 (Input_section::Input_section): Initialize section_order_index_.
1013 (Input_section::section_order_index): New method.
1014 (Input_section::set_section_order_index): New method.
1015 (Input_section::section_order_index_): New member.
1016 (Input_section::Input_section_sort_section_order_index_compare): New
1018 (Output_section::input_section_order_specified_): New member.
1019 * script-sections.cc (is_wildcard_string): Delete and move modified
1021 (Output_section_element_input::Output_section_element_input): Modify
1022 call to is_wildcard_string.
1023 (Output_section_element_input::Input_section_pattern
1024 ::Input_section_pattern): Ditto.
1025 (Output_section_element_input::Output_section_element_input): Ditto.
1026 * testsuite/Makefile.am (final_layout): New test case.
1027 * testsuite/Makefile.in: Regenerate.
1028 * testsuite/final_layout.cc: New file.
1029 * testsuite/final_layout.sh: New file.
1031 2010-06-01 Rafael Espindola <espindola@google.com>
1033 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1035 2010-06-01 Rafael Espindola <espindola@google.com>
1037 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1038 visibility of symbols.
1040 2010-05-27 Doug Kwan <dougkwan@google.com>
1042 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1043 from start of output section instead of address for a local symbol
1044 in a merged or relaxed section when doing a relocatable link.
1046 2010-05-26 Rafael Espindola <espindola@google.com>
1049 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1050 adding sections the garbage collector removed.
1051 * gold/testsuite/Makefile.am: Add test.
1052 * gold/testsuite/Makefile.in: Regenerate.
1053 * gold/testsuite/plugin_test_7.sh: New.
1054 * gold/testsuite/plugin_test_7_1.c: New.
1055 * gold/testsuite/plugin_test_7_2.c: New.
1057 2010-05-26 Rafael Espindola <espindola@google.com>
1059 * script-sections.cc (Output_section_definition::set_section_addresses):
1060 Check for --section-start.
1062 2010-05-26 Doug Kwan <dougkwan@google.com>
1064 * arm.cc (Arm_scan_relocatable_relocs): New class.
1065 (Target_arm::relocate_special_relocatable): New method.
1066 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1067 (Arm_relocate_functions::thumb_branch_common): Same.
1068 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1069 instead of Default_scan_relocatable_relocs.
1070 * target-reloc.h (relocate_for_relocatable): Let target handle
1071 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1072 * target.h (Sized_target::relocate_special_relocatable): New method.
1074 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1076 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1078 2010-05-23 Doug Kwan <dougkwan@google.com>
1080 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1082 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1083 with a direct branch, not a conditional branch, to a stub.
1084 * merge.cc (Output_merge_base::record_input_section): New method
1086 (Output_merge_data::do_add_input_section): Record input section if
1087 keeps-input-sections flag is set.
1088 (Output_merge_string::do_add_input_section): Ditto.
1089 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1090 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1092 (Output_merge_base::keeps_input_sections,
1093 Output_merge_base::set_keeps_input_sections,
1094 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1096 (Output_merge_base::Input_sections): New type declaration.
1097 (Output_merge_base::input_sections_begin,
1098 Output_merge_base::input_sections_end,
1099 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1100 (Output_merge_base::bool keeps_input_sections_,
1101 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1102 Output_merge_base::input_sections_): New data members.
1103 (Output_merge_data::do_set_keeps_input_sections): New method
1105 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1106 * output.cc (Output_section::Input_section::relobj): Move method
1107 defintion from class declaration to here and handle merge sections.
1108 (Output_section::Input_section::shndx): Ditto.
1109 (Output_section::Output_section): Remove initializations of removed
1110 data members and initialize new data member LOOKUP_MAPS_.
1111 (Output_section::add_input_section): Set keeps-input-sections flag
1112 for a newly created merge output section as appropriate. Adjust code
1113 to use Output_section_lookup_maps class.
1114 (Output_section::add_relaxed_input_section): Adjst code for lookup
1115 maps code refactoring.
1116 (Output_section::add_merge_input_section): Add a new parameter
1117 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1118 class. If adding input section to a newly created merge output
1119 section fails, remove the new merge section.
1120 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1121 Adjust code for use of the Output_section_lookup_maps class.
1122 (Output_section::find_merge_section): Ditto.
1123 (Output_section::build_lookup_maps): New method defintion.
1124 (Output_section::find_relaxed_input_section): Adjust code to use
1125 Output_section_lookup_maps class.
1126 (Output_section::get_input_sections): Export merge sections. Adjust
1127 code to use Output_section_lookup_maps class.
1128 (Output_section:::add_script_input_section): Adjust code to use
1129 Output_section_lookup_maps class. Update lookup maps for merge
1131 (Output_section::discard_states): Use Output_section_lookup_maps.
1132 (Output_section::restore_states): Same.
1133 * output.h (Merge_section_properties): Move class defintion out of
1135 (Output_section_lookup_maps): New class.
1136 (Output_section::Input_section::is_merge_section): New method
1138 (Output_section::Input_section::relobj): Move defintion out of class
1139 defintion. Declare method only.
1140 (Output_section::Input_section::shndx): Ditto.
1141 (Output_section::Input_section::output_merge_base): New method defintion.
1142 (Output_section::Input_section::u2_.pomb): New union field.
1143 (Output_section::Merge_section_by_properties_map,
1144 Output_section::Output_section_data_by_input_section_map,
1145 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1147 (Output_section::add_merge_input_section): Add new parameter
1148 KEEPS_INPUT_SECTIONS.
1149 (Output_section::build_lookup_maps): New method declaration.
1150 (Output_section::merge_section_map_,
1151 Output_section::merge_section_by_properties_map_,
1152 Output_section::relaxed_input_section_map_,
1153 Output_section::is_relaxed_input_section_map_valid_): Remove data
1155 (Output_section::lookup_maps_): New data member.
1157 2010-05-21 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1161 avoid a compilation error.
1163 2010-05-19 Rafael Espindola <espindola@google.com>
1165 * script-sections.cc (Output_section_definition::allocate_to_segment):
1166 Update the phdrs_list even when the output section is NULL.
1167 * testsuite/Makefile.am: Add test.
1168 * testsuite/Makefile.in: Regenerate.
1169 * testsuite/script_test_9.cc: New.
1170 * testsuite/script_test_9.sh: New.
1171 * testsuite/script_test_9.t: New.
1173 2010-05-19 Doug Kwan <dougkwan@google.com>
1175 * arm.cc (Arm_input_section::original_size): New method.
1176 (Arm_input_section::do_addralign): Add a cast.
1177 (Arm_input_section::do_output_offset): Remove static cast.
1178 (Arm_input_section::original_addralign,
1179 Arm_input_section::original_size_): Change type to uint32_t.
1180 (Arm_input_section::init): Add safe casts for section alignment
1182 (Arm_input_section::set_final_data_size): Do not set address and
1183 offset of stub table.
1184 (Arm_output_section::fix_exidx_coverage): Change use of of
1185 Output_section::Simple_input_section to that of
1186 Output_section::Input_section.
1187 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1188 except for the first pass.
1189 * output.cc (Output_section::get_input_sections): Change type of
1190 input_sections to std::list<Input_section>.
1191 (Output_section::add_script_input_section): Rename from
1192 Output_section::add_simple_input_section. Change type of SIS
1193 parameter from Simple_input_section to Input_section.
1194 * output.h (Output_section::Simple_input_section): Remove class.
1195 (Output_section::Input_section): Change class visibility to public.
1196 (Output_section::Input_section::addralign): Use stored alignments
1197 for special input sections if set.
1198 (Output_section::Input_section::set_addralign): New method.
1199 (Output_section::get_input_sections): Change parameter type from
1200 list of Simple_input_section to list of Input_section.
1201 (Output_section::add_script_input_section): Rename from
1202 Output_section::add_simple_input_section. Change first parameter's
1203 type from Simple_input_section to Input_section and remove the
1204 second and third parameters.
1205 * script-sections.cc (Input_section::Input_section_list): Change
1206 type to list of Output_section::Input_section/
1207 (Input_section_info::Input_section_info): Change parameter type of
1208 INPUT_SECTION to Output_section::Input_section.
1209 (Input_section_info::input_section): Change return type.
1210 (Input_section_info::input_section_): Change type to
1211 Output_section::Input_section.
1212 (Output_section_element_input::set_section_addresses): Adjust code
1213 to use Output_section::Input_section instead of
1214 Output_section::Simple_input_section. Adjust code for renaming
1215 of Output_section::add_simple_input_section.
1216 (Orphan_output_section::set_section_addresses): Ditto.
1218 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1220 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1221 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1223 2010-05-18 Rafael Espindola <espindola@google.com>
1225 * options.cc (General_options::finalize): Handle -nostdlib.
1226 * options.h (nostdlib): New option.
1227 * script.cc (script_add_search_dir): Handle -nostdlib.
1229 2010-05-12 Doug Kwan <dougkwan@google.com>
1231 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1232 attributes section only if there no attributes section after merging.
1233 (Target_arm::merge_object_attributes): Move value of
1234 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1235 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1236 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1237 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1238 and arm_attr_merge_7.stdout.
1239 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1240 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1241 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1242 arm_attr_merge_7b.o): New rules.
1243 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1245 * testsuite/Makefile.in: Regenerate.
1246 * testsuite/arm_attr_merge.sh: New file.
1247 * testsuite/arm_attr_merge_[67][ab].s: Same.
1249 2010-05-05 Nick Clifton <nickc@redhat.com>
1251 * po/es.po: Updated Spanish translation.
1253 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1255 * Makefile.am (install-exec-local): Properly install gold as
1256 default cross linker.
1257 * Makefile.in: Regenerated.
1259 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1260 Nick Clifton <nickc@redhat.com>
1262 * configure.ac (install_as_default): Define and set to false
1263 unless --enable-gold or --enable-gold=both/gold has been
1265 * configure: Regenerate.
1267 * Makefile.am (install-exec-local): Install the executable as
1268 'ld.gold'. If install_as_default is true then also install it as
1270 * Makefile.in: Regenerated.
1272 2010-04-24 Ian Lance Taylor <iant@google.com>
1274 * layout.cc (Layout::layout_reloc): In relocatable link don't
1275 combine reloc sections for grouped sections.
1277 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1279 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1280 sections that are not ordinary to icf.
1281 * icf.cc (get_section_contents): Handle relocation pointing to section
1282 with no object or shndx information.
1283 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1284 * testsuite/Makefile.in: Regenerate.
1285 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1286 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1288 2010-04-22 Ian Lance Taylor <iant@google.com>
1290 * expression.cc (Expression::Expression_eval_info): Add
1291 result_alignment_pointer field.
1292 (Expression::eval_with_dot): Add result_alignment_pointer
1293 parameter. Change all callers.
1294 (Expression::eval_maybe_dot): Likewise.
1295 (class Binary_expression): Add alignment_pointer parameter to
1296 left_value and right_value. Change all callers.
1297 (BINARY_EXPRESSION): Set result alignment.
1298 (class Trinary_expression): Add alignment_pointer parameter to
1299 arg2_value and arg3_value. Change all callers.
1300 (Trinary_cond::value): Set result alignment.
1301 (Max_expression::value, Min_expression::value): Likewise.
1302 (Align_expression::value): Likewise.
1303 * script-sections.cc (class Sections_element): Add dot_alignment
1304 parameter to set_section_addresses virtual function. Update
1306 (class Output_section_element): Likewise.
1307 (Script_sections::create_segments): Add dot_alignment parameter.
1309 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1310 (Script_sections::set_phdrs_clause_addresses): Likewise.
1311 * script-sections.h: Update declarations.
1312 * script.h: Update declarations.
1313 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1315 * testsuite/script_test_3.t: Set large alignment.
1316 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1317 segment has expected alignment.
1319 2010-04-22 Nick Clifton <nickc@redhat.com>
1321 * po/gold.pot: Updated by the Translation project.
1322 * po/vi.po: Updated Vietnamese translation.
1324 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1326 * testsuite/Makefile.am (check_PROGRAMS): Add
1327 icf_virtual_function_folding_test.
1328 * testsuite/Makefile.in: Regenerated.
1330 2010-04-15 Andrew Haley <aph@redhat.com>
1332 * options.h (merge_exidx_entries): New option.
1333 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1334 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1335 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1336 (Target_arm::merge_exidx_entries): New function.
1337 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1338 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1339 to Arm_exidx_fixup constructor.
1340 Add new arg, merge_exidx_entries.
1341 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1342 Arm_output_section::fix_exidx_coverage.
1344 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1346 * icf.cc (get_section_contents): Check for preemptible functions.
1347 Ignore addend when appropriate.
1348 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1350 (add_from_relobj): Check for section folded.
1351 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1352 * symtab.h (should_add_dynsym_entry): Add new parameter.
1353 * target-reloc.h (scan_relocs): Check for section folded.
1354 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1355 Check reloc types for function pointers in shared objects.
1356 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1358 (icf_preemptible_functions_test): New test case.
1359 (icf_string_merge_test): New test case.
1360 * testsuite.Makefile.in: Regenerate.
1361 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1362 bar_glob. Refactor code.
1363 * testsuite/icf_preemptible_functions_test.cc: New file.
1364 * testsuite/icf_preemptible_functions_test.sh: New file.
1365 * testsuite/icf_string_merge_test.cc: New file.
1366 * testsuite/icf_string_merge_test.sh: New file.
1367 * testsuite/icf_virtual_function_folding_test.cc: New file.
1368 * testsuite/icf_virtual_function_folding_test.sh: New file.
1370 2010-04-14 Doug Kwan <dougkwan@google.com>
1372 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1373 for local symbol recounting if we remove a section due to ICF.
1374 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1375 there are no regular objects in input.
1377 2010-04-13 Doug Kwan <dougkwan@google.com>
1379 * arm.cc (Arm_input_section::set_final_data_size): Compute
1380 accurate final data size instead of using current data size.
1382 2010-04-09 Doug Kwan <dougkwan@google.com>
1384 * layout.cc (Layout::choose_output_section): Handle script section
1386 (Layout::make_output_section_for_script): Add section type parameter.
1387 Handle script section types.
1388 * layout.h (Layout::make_output_section_for_script): Add section
1390 * output.cc (Output_section::Output_section): Initialize data member
1392 (Output_section::do_reset_address_and_file_offset): Do not set address
1393 to 0 if section is a NOLOAD section.
1394 * output.h (Output_section::is_noload): New method.
1395 (Output_section::set_is_noload): Ditto.
1396 (Output_section::is_noload_): New data member.
1397 * script-c.h (Script_section_type): New enum type.
1398 (struct Parser_output_section_header): Add new file section_type.
1399 * script-sections.cc (Sections_element::output_section_name): Add
1400 parameter for returning script section type.
1401 (Output_section_definition::output_section_name): Ditto.
1402 (Output_section_definition::section_type)P; New method.
1403 (Output_section_definiton::script_section_type_name): Ditto.
1404 (Output_section_definition::script_section_type_): New data member.
1405 (Output_section_definition::Output_section_definition): Initialize
1406 data member Output_section_definition::script_section_type_.
1407 (Output_section_definition::create_sections): Pass script section type
1408 to Layout::make_output_section_for_script.
1409 (Output_section_definition::output_section_name): Return script
1410 section type to caller.
1411 (Output_section_definition::set_section_address): Do not advance
1412 dot value and load address if section type is NOLOAD. Set address
1413 of NOLOAD sections regardless of section flags.
1414 (Output_section_definition::print): Print section type if it is
1415 not SCRIPT_SECTION_TYPE_NONE.
1416 (Output_section_definition::section_type): New method.
1417 (Output_section_definition::script_section_type_name): Ditto.
1418 (Script_sections::output_section_name): Add new parameter
1419 PSECTION_TYPE for returning script section type. Pass it to
1420 section elements. Handle discard sections.
1421 (Sort_output_sections::operator()): Handle NOLOAD sections.
1422 * script-sections.h (Script_sections::Section_type): New enum type.
1423 (Script_sections::output_section_name): Add a new parameter for
1424 returning script section type.
1425 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1427 * yyscript.y (union): Add new field SECTION_TYPE.
1428 (COPY, DSECT, INFO, NOLOAD): New tokens.
1429 (opt_address_and_section_type): Change type to output_section_header.
1430 (section_type): New non-terminal
1431 (section_header): Handle section type.
1432 (opt_address_and_section_type): Return section type value.
1434 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1436 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1437 * testsuite/plugin_common_test_2.c (foo): Likewise.
1439 2010-04-08 Doug Kwan <dougkwan@google.com>
1441 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1443 * output.cc (Output_section::add_merge_input_section): Simplify
1444 code and return status of Output_merge_base::add_input_section.
1445 Update merge section map only if Output_merge_base::add_input_section
1448 2010-04-07 Doug Kwan <dougkwan@google.com>
1450 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1451 if section is marked as containing instructions but has no mapping
1453 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1454 correct section index.
1455 (Arm_relobj::find_linked_text_section): Ditto.
1457 2010-04-07 Cary Coutant <ccoutant@google.com>
1459 * archive.cc (include_member): Destroy Read_symbols_data object before
1461 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1462 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1463 (Read_symbols_data::~Read_symbols_data) New destructor.
1464 (Section_relocs::Section_relocs) New constructor.
1465 (Section_relocs::~Section_relocs) New destructor.
1466 (Read_relocs_data::Read_relocs_data) New constructor.
1467 (Read_relocs_data::~Read_relocs_data) New destructor.
1468 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1469 pointers to NULL after deleting.
1471 2010-04-07 Doug Kwan <dougkwan@google.com>
1473 * arm.cc: Replace "endianity" with "endianness" in comments.
1474 (Arm_exidx_cantunwind): Ditto.
1475 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1476 (Arm_relobj::merge_flags_and_attributes): New method.
1477 (Arm_relobj::merge_flags_and_attributes_): New data member.
1478 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1479 (Arm_relobj::scan_sections_for_stubs): Ditto.
1480 (Arm_relobj::do_read_symbols): Check to see if we really want to
1481 merge processor-specific flags and attributes. Exit early if
1482 an object is empty except for section names and the undefined symbol.
1483 (Target_arm::do_finalize_sections): Move check for ELF format to
1484 Arm_relobj::do_read_symbols. Merge processor specific flags and
1485 attributes from a regular object only when we have determined that
1486 it is aapropriate. Do not create an .ARM.attributes section in
1487 output if there is no regular input object.
1488 (Target_arm::merge_processor_specific_flags): Check
1489 --warn-mismatch before printing any error.
1490 (Target_arm::merge_object_attributes): Ditto.
1491 * gold.cc (queue_middle_tasks): Handle the case in which there is
1492 no regular object in input.
1493 * options.cc (General_options::parse_EB): New method.
1494 (General_options::parse_EL): Same.
1495 (General_options::General_options): Initialize endianness_.
1496 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1498 (General_options::Endianness): New enum.
1499 (General_options::endianness): New method.
1500 (General_options::endianness_): New data member.
1501 * parameters.cc (Parameters::set_options): Check target endianness.
1502 (Parameters::set_target_once): Ditto.
1503 (Parameters::check_target_endianness): New method.
1504 (parameters_force_valid_target): If either -EL or -EB is specified,
1505 use it to define endianness of default target.
1506 * parameters.h (Parameters::check_target_endianness): New method
1508 * target.h (class Target): Change "endianity" to "endianness"
1511 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1513 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1514 * configure: Regenerate.
1515 * Makefile.in: Regenerate.
1516 * testsuite/Makefile.in: Regenerate.
1518 2010-04-06 Cary Coutant <ccoutant@google.com>
1521 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1522 prevailing definitions of common symbols.
1523 * testsuite/plugin_test_6.sh: New test case.
1524 * testsuite/plugin_common_test_1.c: New test case.
1525 * testsuite/plugin_common_test_2.c: New test case.
1526 * testsuite/Makefile.am (plugin_test_6): New test case.
1527 * testsuite/Makefile.in: Regenerate.
1529 2010-04-06 Nick Clifton <nickc@redhat.com>
1531 * po/vi.po: New Vietnamese translation.
1533 2010-03-30 Doug Kwan <dougkwan@google.com>
1535 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1537 2010-03-25 Doug Kwan <dougkwan@google.com>
1539 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1540 to avoid a conversion warning on a 32-bit host.
1542 2010-03-24 Ian Lance Taylor <iant@google.com>
1544 * testsuite/script_test_3.t: Add a TLS segment.
1545 * testsuite/Makefile.am (check_PROGRAMS): Add
1546 tls_phdrs_script_test.
1547 (tls_phdrs_script_test_SOURCES): Define.
1548 (tls_phdrs_script_test_DEPENDENCIES): Define.
1549 (tls_phdrs_script_test_LDFLAGS): Define.
1550 (tls_phdrs_script_test_LDADD): Define.
1551 * testsuite/Makefile.in: Rebuild.
1553 2010-03-23 Cary Coutant <ccoutant@google.com>
1555 * fileread.cc (find_or_make_view): Fix comment.
1557 2010-03-23 Ian Lance Taylor <iant@google.com>
1559 * script-sections.cc (class Orphan_section_placement): Define
1560 PLACE_TLS and PLACE_TLS_BSS.
1561 (Orphan_section_placement::Orphan_section_placement): Initialize
1563 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1564 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1565 (tls_script_test_SOURCES): Define.
1566 (tls_script_test_DEPENDENCIES): Define.
1567 (tls_script_test_LDFLAGS): Define.
1568 (tls_script_test_LDADD): Define.
1569 * testsuite/Makefile.in: Rebuild.
1571 2010-03-22 Doug Kwan <dougkwan@google.com>
1573 * arm.cc (Arm_relocate_functions::abs8,
1574 Arm_relocate_functions::abs16): Use correct check for overflow
1575 specified in the ARM ELF specs.
1576 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1577 target of a BLX instruction specially.
1578 (Reloc_stub::stub_type_for_reloc): Ditto.
1579 (Relocate::relocate): Use symbolic names instead of numeric relocation
1580 codes to report error.
1581 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1583 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1584 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1585 thumb2_blx_out_of_range.stdout
1586 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1587 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1588 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1589 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1590 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1591 thumb2_blx_in_range, thumb2_blx_in_range.o,
1592 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1593 thumb2_blx_out_of_range.o): New rules.
1594 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1595 thumb2_blx_in_range and thumb2_blx_out_of_range.
1596 * testsuite/Makefile.in: Regenerate.
1597 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1598 * testsuite/thumb_blx_in_range.s: New file.
1599 * testsuite/thumb_blx_out_of_range.s: New file.
1601 2010-03-22 Rafael Espindola <espindola@google.com>
1603 * archive.cc (Should_include): Move to archive.h.
1604 (should_include_member): Make it a member of Archive.
1606 (Add_lib_group_symbols): New.
1607 * archive.h: Include options.h.
1608 (Archive_member): Moved from Archive.
1609 (Should_include): Moved from archive.cc.
1611 (Add_lib_group_symbols): New.
1612 * dynobj.cc (do_should_include_member): New.
1613 * dynobj.h (do_should_include_member): New.
1614 * gold.cc (queue_initial_tasks): Update call to queue.
1615 * main.cc (main): Print lib group stats.
1616 * object.cc (do_should_include_member): New.
1617 * object.h: Include archive.h.
1618 (Object::should_include_member): New.
1619 (Object::do_should_include_member): New.
1620 (Sized_relobj::do_should_include_member): New.
1621 * options.cc (General_options::parse_start_lib): New.
1622 (General_options::parse_end_lib): New.
1623 (Input_arguments::add_file): Handle lib groups.
1624 (Input_arguments::start_group): Check we are not in a lib.
1625 (Input_arguments::start_lib): New.
1626 (Input_arguments::end_lib): New.
1627 * options.h (General_options): Add start_lib and end_lib.
1628 (Input_argument::lib_): New.
1629 (Input_argument::lib): New.
1630 (Input_argument::is_lib): New.
1631 (Input_file_lib): New.
1632 (Input_arguments::in_lib_): New.
1633 (Input_arguments::in_lib): New.
1634 (Input_arguments::start_lib): New.
1635 (Input_arguments::end_lib_): New.
1636 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1637 in unused members as preempted.
1638 (Sized_pluginobj::do_should_include_member): New.
1639 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1640 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1642 (Read_symbols::do_whole_lib_group): New.
1643 (Read_symbols::do_lib_group): New.
1644 (Read_symbols::do_read_symbols): Handle lib groups.
1645 (Read_symbols::get_name): Handle lib groups.
1646 * readsyms.h (Read_symbols): Add an archive member pointer.
1647 (Read_symbols::do_whole_lib_group): New.
1648 (Read_symbols::do_lib_group): New.
1649 (Read_symbols::member_): New.
1650 * script.cc (read_input_script): Update call to queue_soon.
1652 2010-03-19 Doug Kwan <dougkwan@google.com>
1654 * arm.cc (Stub_table::Stub_table): Initialize new data members
1655 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1656 (Stub_table::add_reloc_stub): Assign stub offset and update
1657 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1658 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1660 (Stub_table::update_data_size_and_addralign): Use
1661 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1662 instead of going over all reloc stubs.
1663 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1664 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1665 Stringpool_template::offset_ to size of Stringpool_char.
1666 (Stringpool_template::new_key_offset): Remove code to initialize
1667 Stringpool_template::offset_.
1668 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1669 Stringpool_template::offset_ to zero.
1671 2010-03-15 Doug Kwan <dougkwan@google.com>
1673 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1675 (Stringpool_template::new_key_offset): New method.
1676 (Stringpool_template::add_string): Assign offsets when adding new
1678 (Stringpool_template::set_string_offsets): Do not set string offsets
1679 when not optimizing.
1680 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1682 (Chunked_vector::clear): Clear size_.
1683 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1684 (Chunked_vector::size): Return size_.
1685 (Chunked_vector::push_back): Use size_ to find insert position.
1686 (Chunked_vector::size_): New data member.
1687 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1688 (Stringpool_template::new_key_offset): New method declaration.
1689 (Stringpool_template::offset_): New data member.
1691 2010-03-15 Rafael Espindola <espindola@google.com>
1693 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1694 Add_symbols' constructor.
1695 * readsyms.h (Add_symbols): Remove the input_group member.
1697 2010-03-10 Ian Lance Taylor <iant@google.com>
1699 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1700 target to ask whether a reference to a symbol requires a stack
1702 * target.h (Target::is_call_to_non_split): New function.
1703 (Target::do_is_call_to_non_split): Declare virtual function.
1704 * target.cc: Include "symtab.h".
1705 (Target::do_is_call_to_non_split): New function.
1706 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1708 2010-03-10 Cary Coutant <ccoutant@google.com>
1710 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1711 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1712 (File_read::open[2]): Add whole_file_view_ to list of views.
1713 (File_read::make_view): Remove test of whole_file_view_.
1714 (File_read::find_or_make_view): Create whole_file_view_ if
1716 (File_read::clear_views): Replace bool parameter with enum;
1717 adjust all callers. Don't delete views with permanent data;
1718 do delete cached views and views from archives if
1719 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1720 if clearing the corresponding view.
1721 * fileread.h (File_read::Clear_views_mode): New enum.
1722 (File_read::View::is_permanent_view): New method.
1723 (File_read::clear_views): Replace bool parameter
1724 with enum; adjust all callers.
1725 * options.h (General_options): Change keep_files_mapped option;
1726 add map_whole_files.
1727 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1729 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1732 2010-03-10 David S. Miller <davem@davemloft.net>
1734 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1736 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1738 * icf.cc (get_section_contents): Add '@' marker after processing the
1741 2010-03-08 Doug Kwan <dougkwan@google.com>
1743 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1744 due to a conversion warning.
1745 (Arm_relobj::update_output_local_symbol_count): Check for local
1746 symbol with unset output index.
1748 2010-03-05 Ian Lance Taylor <iant@google.com>
1750 * options.h (class General_options): Add --spare-dynamic-tags.
1751 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1752 --spare-dynamic-tags.
1754 2010-03-05 Ian Lance Taylor <iant@google.com>
1756 * incremental.cc: Include "libiberty.h".
1758 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1760 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1761 function, is_info_ member.
1762 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1763 (Versions::Versions): Update caller.
1764 (Versions::define_base_version): Likewise.
1765 (Versions::add_def): Likewise.
1767 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1769 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1770 (Scan::possible_function_pointer_reloc): New function.
1771 (Scan::local_reloc_may_be_function_pointer): Change to call
1772 possible_function_pointer_reloc.
1773 (Scan::global_reloc_may_be_function_pointer): Ditto.
1774 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1775 relocations in ".data.rel.ro._ZTV" section.
1776 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1777 * testsuite/icf_safe_so_test.cc: Ditto.
1778 * testsuite/icf_safe_test.cc: Ditto.
1779 * testsuite/icf_safe_test.sh: Ditto.
1781 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1782 Ian Lance Taylor <iant@google.com>
1784 * target-reloc.h (relocate_section): Check the symbol table index
1785 for -1U before setting the local symbol index.
1786 (scan_relocatable_relocs): If copying the relocation, record that
1787 the local symbol is required.
1788 * object.h (Symbol_value::is_output_symtab_index_set): New
1790 (Symbol_value::may_be_discarded_from_output_symtab): New
1792 (Symbol_value::has_output_symtab_entry): New function.
1793 (Symbol_value::needs_output_symtab_entry): Remove.
1794 (Symbol_value::output_symtab_index): Make sure the symbol index is
1796 (Symbol_value::set_output_symtab_index): Make sure the symbol
1797 index is not set. Make sure the new index is valid.
1798 (Symbol_value::set_must_have_output_symtab_entry): New function.
1799 (Symbol_value::has_output_dynsym_entry): New function.
1800 (Symbol_value::set_output_dynsym_index): Make sure the new index
1802 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1803 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1804 local symbol if permitted.
1805 (Sized_relobj::do_finalize_local_symbols): Call
1806 is_output_symtab_index_set rather than needs_output_symtab_entry.
1807 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1808 rather than needs_output_symtab_entry. Call
1809 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1810 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1811 is_output_symtab_index_set rather than needs_output_symtab_entry.
1812 * testsuite/discard_locals_relocatable_test.c: New file.
1813 * testsuite/discard_locals_test.sh: Test -r.
1814 * testsuite/Makefile.am (check_DATA): Add
1815 discard_locals_relocatable_test1.syms,
1816 discard_local_relocatable_test2.syms.
1817 (MOSTLYCLEANFILES): Likewise. Also add
1818 discard_locals_relocatable_test1.lout and
1819 discard_locals_relocatable_test2.out.
1820 (discard_locals_relocatable_test1.syms): New target.
1821 (discard_locals_relocatable_test.o): New target.
1822 (discard_locals_relocatable_test1.out): New target.
1823 (discard_locals_relocatable_test2.syms): New target.
1824 (discard_locals_relocatable_test2.out): New target.
1825 (various): Add missing ../ld-new dependencies.
1826 * testsuite/Makefile.in: Rebuild.
1828 2010-03-03 Nick Clifton <nickc@redhat.com>
1830 * po/fi.po: New Finnish translation.
1832 2010-03-01 Doug Kwan <dougkwan@google.com>
1834 * layout.cc (Layout::Layout): Force section types of .init_array*,
1835 .preinit_array* and .fini_array* sections.
1836 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1837 Fix check of return value of std::string::find.().
1838 (Output_section::Input_section_sort_compare::operator()): Remove
1839 comment about .init_array.
1840 (Output_section::Input_section_sort_init_fini_compare::operator()):
1842 (Output_section::sort_attached_input_sections): Handle .init_array
1843 and .fini_array specially.
1844 * output.h (Output_section::Inut_section_sort_compare): Update
1846 (Output_section::Input_section_sort_init_fini_compare): New struct.
1848 2010-02-26 Doug Kwan <dougkwan@google.com>
1850 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1851 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1852 * testsuite/debug_msg.sh: Avoid matching source line number for
1853 use of global variable undef_int.
1855 2010-02-26 Doug Kwan <dougkwan@google.com>
1857 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1858 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1859 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1860 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1861 * options.cc (General_options::General_options): Initialize member
1863 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1864 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1865 and rm_no_fix_v4bx.stdout
1866 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1867 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1868 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1869 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1870 and arm_no_fix_v4bx.
1871 * Makefile.in: Regenerate.
1872 * testsuite/arm_fix_v4bx.s: New file.
1873 * testsuite/arm_fix_v4bx.sh: Ditto.
1875 2010-02-24 Doug Kwan <dougkwan@google.com>
1877 * arm.cc (Target_arm::got_section): Make the .got section the first
1878 non RELRO section in the data segment.
1879 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1880 suffixes of section names.
1882 2010-02-24 Doug Kwan <dougkwan@google.com>
1884 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1885 flags and attributes merging if an input file is a binary file.
1886 * fileread.cc (Input_file::open): Record format of original file.
1887 * fileread.h (Input_file::Format): New enum type.
1888 (Input_file::Input_file): Initialize data member format_.
1889 (Input_file::format): New method definition.
1890 (Input_file::format_):: New data member.
1892 2010-02-24 Doug Kwan <dougkwan@google.com>
1894 * arm.cc (Arm_output_data_got): New class.
1895 (ARM_TCB_SIZE): New constant
1896 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1897 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1898 If user uses a script with a SECTIONS clause, issue only a warning
1899 for a misplaced EXIDX input section. Otherwise, issue an error.
1900 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1902 (Target_arm::got_mode_index_entry): Handle static linking.
1903 (Target_arm::Scan::local): Ditto.
1904 (Target_arm::Scan::global): Ditto.
1905 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1906 all incorrectly implemented relocations.
1907 (Target_arm::fix_exidx_coverage): Pass layout to
1908 Arm_output_section::fix_exidx_coverage.
1909 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1910 from ".ARM.exidx." and ".ARM.extab.".
1912 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1914 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1915 section if it does not already exist.
1916 * attributes.cc (Attributes_section_data::Attributes_section_data):
1917 Don't crash if size is zero.
1919 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1920 Ian Lance Taylor <iant@google.com>
1922 * gold.cc (queue_middle_tasks): If no input files were opened,
1924 * workqueue.h (Task_function::Task_function): Assert that there is
1927 2010-02-22 Doug Kwan <dougkwan@google.com>
1929 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1930 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1931 types to avoid warnings due to different uint64_t implementations
1934 2010-02-21 Doug Kwan <dougkwan@google.com>
1936 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1937 handling of the maximum backward branch offset.
1938 (Arm_relocate_functions::thumb_branch_common): Ditto.
1939 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1940 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1941 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1942 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1943 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1944 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1945 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1946 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1947 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1948 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1949 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1950 thumb2_bl_out_of_range.o): New rules.
1951 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1952 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1953 thumb2_bl_out_of_range
1954 * testsuite/Makefile.in: Regenerate.
1955 * testsuite/arm_bl_in_range.s: New file.
1956 * testsuite/arm_bl_out_of_range.s: Ditto.
1957 * testsuite/arm_branch_in_range.sh: Ditto.
1958 * testsuite/arm_branch_range.t: Ditto.
1959 * testsuite/thumb2_branch_range.t: Ditto.
1960 * testsuite/thumb_bl_in_range.s: Ditto.
1961 * testsuite/thumb_bl_out_of_range.s: Ditto.
1962 * testsuite/thumb_branch_range.t: Ditto.
1964 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1966 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1967 Add reloc offset information.
1968 * icf.cc (get_section_contents): Change iterators to point to the new
1969 vectors. Add reloc offset information to the contents.
1970 * icf.h (Icf::Sections_reachable_info): New typedef.
1971 (Icf::Sections_reachable_list): New typedef.
1972 (Icf::Offset_info): New typedef.
1973 (Icf::Reloc_info): New struct typedef.
1974 (Icf::Reloc_info_list): New typedef.
1975 (Icf::symbol_reloc_list): Delete method.
1976 (Icf::addend_reloc_list): Delete method.
1977 (Icf::section_reloc_list): Delete method.
1978 (Icf::reloc_info_list): New method.
1979 (Icf::reloc_info_list_): New member.
1981 2010-02-19 Doug Kwan <dougkwan@google.com>
1983 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1984 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1985 * arm.cc (Arm_relocation_functions): New forward declaration.
1986 (Target_arm::Target_arm): Initialize new data members
1987 got_mod_index_offset_ and tls_base_symbol_defined_.
1988 (Target_arm::Relocate::relocate_tls): New method.
1989 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1990 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1992 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1993 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1994 (Target_arm::got_mod_index_offset_,
1995 Target_arm::tls_base_symbol_defined_): New data members.
1996 (Target_arm::Scan::local, Target::Scan::global,
1997 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2000 2010-02-18 Doug Kwan <dougkwan@google.com>
2002 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2003 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2004 text section as a parameter becuase some broken tools may not set
2005 the link in section header.
2006 (Target_arm::has_got_section): New method.
2007 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2008 without any mapping symbol as data only. Remove warning.
2009 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2010 link in its section header, try to discover the link by inspecting the
2011 REL31 relocation at the beginning of the section.
2012 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2014 (Target_arm::Scan::global): Treat any reference to the symbol
2015 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2017 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2019 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2020 (Scan::global_reloc_may_be_function_pointer): New function.
2021 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2022 (Scan::global_reloc_may_be_function_pointer): New function.
2023 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2024 (Scan::global_reloc_may_be_function_pointer): New function.
2025 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2026 (Scan::global_reloc_may_be_function_pointer): New function.
2027 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2028 (Scan::global_reloc_may_be_function_pointer): New function.
2029 (Scan::possible_function_pointer_reloc): New function.
2030 (Target_x86_64::can_check_for_function_pointers): New function.
2031 * gc.h (gc_process_relocs): Scan relocation types to determine if
2032 function pointers were taken for targets that support it.
2033 * icf.cc (Icf::find_identical_sections): Include functions for
2034 folding in safe ICF whose pointer is not taken.
2035 * icf.h (Secn_fptr_taken_set): New typedef.
2036 (fptr_section_id_): New member.
2037 (section_has_function_pointers): New function.
2038 (set_section_has_function_pointers): New function.
2039 (check_section_for_function_pointers): New function.
2040 * options.h: Fix comment for safe ICF option.
2041 * target.h (can_check_for_function_pointers): New function.
2042 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2043 Modify icf_safe_test for X86-64.
2044 * testsuite/Makefile.in: Regenerate.
2045 * testsuite/icf_safe_so_test.cc: New file.
2046 * testsuite/icf_safe_so_test.sh: New file.
2047 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2048 (main): Change to take pointer to function kept_func_3.
2049 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2050 folding is done correctly for X86-64.
2052 2010-02-12 David S. Miller <davem@davemloft.net>
2054 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2055 is_symbolless parameter.
2056 (Output_reloc<SHT_REL>::is_symbolless): New.
2057 (Output_reloc<SHT_REL>::is_symbolless_): New.
2058 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2059 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2060 (Output_reloc<SHT_RELA>::is_symbolless): New.
2061 (Output_data_reloc::add_global): Handle is_symbolless.
2062 (Output_data_reloc::add_global_relative): Likewise.
2063 (Output_data_reloc::add_local): Likewise.
2064 (Output_data_reloc::add_local_relative): Likewise.
2065 (Output_data_reloc::add_symbolless_global_addend): New.
2066 (Output_data_reloc::add_symbolless_local_addend): New.
2067 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2069 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2070 instead of ->is_relative_
2071 (Output_reloc::write): Likewise.
2072 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2073 (Output_reloc::write_rel): Simplify.
2075 * sparc.cc (Target_sparc::Scan::local): Use
2076 ->add_symbolless_local_addend as needed.
2077 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2078 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2079 based upon relocation offset.
2081 2010-02-11 Doug Kwan <dougkwan@google.com>
2083 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2084 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2085 beginning of function.
2086 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2087 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2088 parameter is_32bit in calls to should_apply_static_reloc.
2089 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2090 (check_DATA): Add arm_abs_global.stdout.
2091 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2092 arm_abs_global.stdout): New rules.
2093 (MOSTLLYCLEANFILES): Add arm_abs_global
2094 * Makefile.in: Regenerate.
2095 * testsuite/arm_abs_global.s: New file.
2096 * testsuite/arm_abs_global.sh: Ditto.
2097 * testsuite/arm_abs_lib.s: Ditto.
2099 2010-02-11 Ian Lance Taylor <iant@google.com>
2101 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2103 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2104 Allocate_commons_task first.
2105 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2106 task, rather than symtab_lock_.
2107 (Gc_process_relocs::~Gc_process_relocs): New function.
2108 (Gc_process_relocs::is_runnable): Check this_blocker_.
2109 (Gc_process_relocs::locks): Use next_blocker_ rather than
2111 (Scan_relocs::~Scan_relocs): New function.
2112 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2114 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2116 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2117 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2118 constructor accordingly.
2119 (class Gc_process_relocs): Likewise.
2120 (class Scan_relocs): Likewise.
2121 * common.h (class Allocate_commons_task): Remove symtab_lock_
2122 field, and corresponding constructor parameter.
2123 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2125 (Allocate_commons_task::locks): Likewise.
2127 2010-02-11 Ian Lance Taylor <iant@google.com>
2129 * gold-threads.h (class Once): Define.
2130 (class Initialize_lock): Rewrite as child of Once.
2131 * gold-threads.cc (class Once_initialize): Define.
2132 (once_pointer_control): New static variable.
2133 (once_pointer, once_arg): New static variables.
2134 (c_run_once): New static function.
2135 (Once::Once, Once::run_once, Once::internal_run): New functions.
2136 (class Initialize_lock_once): Remove.
2137 (initialize_lock_control): Remove.
2138 (initialize_lock_pointer): Remove.
2139 (initialize_lock_once): Remove.
2140 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2141 (Initialize_lock::initialize): Rewrite.
2142 (Initialize_lock::do_run_once): New function.
2143 * archive.cc (Archive::interpret_header): Only clear name if it is
2145 * fileread.cc: Include "gold-threads.h"
2146 (file_counts_lock): New static variable.
2147 (file_counts_initialize_lock): Likewise.
2148 (File_read::release): Only increment counts when using --stats.
2149 Use a lock around the increment.
2150 * parameters.cc (class Set_parameters_target_once): Define.
2151 (set_parameters_target_once): New static variable.
2152 (Parameters::Parameters): Move here from parameters.h.
2153 (Parameters::set_target): Rewrite.
2154 (Parameters::set_target_once): New function.
2155 (Parameters::clear_target): Move here and rewrite.
2156 * parameters.h (class Parameters): Update declarations. Add
2157 set_parameters_target_once_ field.
2158 (Parameters::Parameters): Move to parameters.cc.
2159 (Parameters::clear_target): Likewise.
2160 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2162 (Start_group::~Start_group): New function.
2163 (Start_group::is_runnable): New function.
2164 (Start_group::locks, Start_group::run): New functions.
2165 (Finish_group::run): Change saw_undefined to size_t.
2166 * readsyms.h (class Start_group): Define.
2167 (class Finish_group): Change saw_undefined_ field to size_t.
2168 (Finish_group::Finish_group): Remove saw_undefined and
2169 this_blocker parameters. Change all callers.
2170 (Finish_group::set_saw_undefined): New function.
2171 (Finish_group::set_blocker): New function.
2172 * symtab.h (class Symbol_table): Change saw_undefined to return
2173 size_t. Change saw_undefined_ field to size_t.
2174 * target-select.cc (Set_target_once::do_run_once): New function.
2175 (Target_selector::Target_selector): Initialize set_target_once_
2176 field. Don't initialize lock_ and initialize_lock_ fields.
2177 (Target_selector::instantiate_target): Rewrite.
2178 (Target_selector::set_target): New function.
2179 * target-select.h (class Set_target_once): Define.
2180 (class Target_selector): Update declarations. Make
2181 Set_target_once a friend. Remove lock_ and initialize_lock_
2182 fields. Add set_target_once_ field.
2184 2010-02-10 Ian Lance Taylor <iant@google.com>
2186 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2188 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2189 (queue_middle_tasks): Add all blockers before queueing any tasks.
2190 (queue_final_tasks): Likewise.
2191 * token.h (Task_token::add_blockers): New function.
2192 * object.h (Input_objects::number_of_relobjs): New function.
2194 2010-02-10 Ian Lance Taylor <iant@google.com>
2196 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2197 shared, not if not position independent.
2198 * x86_64.cc (Relocate::relocate_tls): Likewise.
2199 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2200 (tls_pie_pic_test): New target.
2201 * testsuite/Makefile.in: Rebuild.
2203 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2204 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2205 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2206 * testsuite/Makefile.in: Rebuild.
2208 2010-02-09 David S. Miller <davem@davemloft.net>
2210 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2211 R_SPARC_RELATIVE using ->add_local_relative().
2212 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2214 * output.h (Output_data_dynamic::add_section_size): New method
2215 that takes two Output_data objects.
2216 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2217 entry param. Handle it in initializers.
2218 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2219 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2220 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2222 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2223 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2224 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2225 for dynrel_includes_plt.
2226 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2227 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2228 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2230 (Target_sparc::do_finalize_sections): Update to pass true for
2231 dynrel_includes_plt.
2232 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2233 output before .rela.plt
2234 (Target_powerpc::do_finalize_sections): Update to pass true for
2235 dynrel_includes_plt when 32-bit.
2237 2010-02-08 Doug Kwan <dougkwan@google.com>
2239 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2241 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2242 Arm_relobj::scan_section_for_cortex_a8_stubs,
2243 Arm_relobj::do_relocation_section): Instead of calling
2244 Output_section::output_address, use faster
2245 Arm_relobj::simple_input_section_output_address.
2247 2010-02-08 David S. Miller <davem@davemloft.net>
2249 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2250 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2251 relocation helper function.
2253 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2254 just like R_SPARC_GOT{10,13,22}.
2255 (Target_sparc::Scan::local): Likewise.
2256 (Target_sparc::Relocate:relocate): Likewise.
2258 2010-02-06 Ian Lance Taylor <iant@google.com>
2260 * configure.ac: Rewrite targetobjs duplicate removal code to use
2261 only shell constructs.
2262 * configure: Rebuild.
2264 2010-02-05 Doug Kwan <dougkwan@google.com>
2267 * arm.cc (Arm_relobj::section_is_scannable): New method.
2268 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2269 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2271 2010-02-04 Doug Kwan <dougkwan@google.com>
2274 * arm-reloc-property.cc (cstdio): Include.
2275 * configure.ac (targetobjs): Remove duplicates.
2276 * configure: Regenerate.
2277 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2278 big and little endian version for a given address size.
2280 2010-02-03 Doug Kwan <dougkwan@google.com>
2282 * arm-reloc-property.cc
2283 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2285 * arm-reloc-property.h
2286 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2287 New method definition.
2288 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2290 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2292 (GOT_PREL): Change implemented to Y.
2293 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2294 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2295 (Arm_relocate_functions::movw_abs_nc): Remove method.
2296 (Arm_relocate_functions::movt_abs): Ditto.
2297 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2298 (Arm_relocate_functions::thm_movt_abs): Ditto.
2299 (Arm_relocate_functions::movw_rel_nc): Ditto.
2300 (Arm_relocate_functions::movw_rel): Ditto.
2301 (Arm_relocate_functions::movt_rel): Ditto.
2302 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2303 (Arm_relocate_functions:thm_movw_rel): Ditto.
2304 (Arm_relocate_functions:thm_movt_rel): Ditto.
2305 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2306 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2307 New method definitions.
2308 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2309 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2310 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2311 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2312 (Target_arm::Relocate::relocate): Check for non-static or
2313 unimplemented relocation code and exit early. Change calls to
2314 Target_arm::reloc_uses_thumb_bit and
2315 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2316 instead. Refactor code to handle similar relocations to increase
2317 code sharing. Remove check for unsupported relocation code in switch
2319 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2320 relocation property table to find out size. Change error message to
2321 print out the name of a relocation code instead of the numeric value.
2322 (Target_arm::scan_reloc_for_stub): Use relocation property table
2323 instead of calling Target_arm::reloc_uses_thumb_bit().
2325 2010-02-02 Doug Kwan <dougkwan@google.com>
2327 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2328 types of relaxed input section.
2330 2010-02-02 Doug Kwan <dougkwan@google.com>
2332 * Makefile.am (HFILES): Add arm-reloc-property.h.
2334 (TARGETSOURCES): Add arm-reloc-property.cc
2335 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2336 (libgold_a_SOURCES): $(DEFFILES)
2337 * Makefile.in: Regenerate.
2338 * arm-reloc-property.cc: New file.
2339 * arm-reloc-property.h: New file.
2340 * arm-reloc.def: New file.
2341 * arm.cc: Update comments.
2342 (arm-reloc-property.h): New included header.
2343 (arm_reloc_property_table): New global variable.
2344 (Target_arm::do_select_as_default_target): New method definition.
2345 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2346 arm-reloc-property to targ_extra_obj.
2347 * parameters.cc (set_parameters_target): Call
2348 Target::select_as_default_target().
2349 * target.h (Target::select_as_default_target): New method definition.
2350 (Target::do_select_as_default_target): Same.
2352 2010-02-01 Doug Kwan <dougkwan@google.com>
2354 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2355 first_output_text_section_.
2356 (Arm_exidx_fixup::first_output_text_section): New method definition.
2357 (Arm_exidx_fixup::first_output_text_section_): New data member.
2358 (Arm_exidx_fixup::process_exidx_section): Record the first text
2359 output section seen.
2360 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2361 and entsize in output section header.
2363 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2365 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2366 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2367 (Arm_relocate_functions::thm_alu11): New Method.
2368 (Arm_relocate_functions::thm_pc8): New Method.
2369 (Arm_relocate_functions::thm_pc12): New Method.
2370 (Target_arm::Scan::local): Handle the relocations.
2371 (Target_arm::Scan::global): Likewise.
2372 (Target_arm::Relocate::relocate): Likewise.
2373 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2375 2010-01-29 Doug Kwan <dougkwan@google.com>
2377 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2378 of relocation types as ld.
2380 2010-01-29 Doug Kwan <dougkwan@google.com>
2382 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2384 (Arm_relocate_functions::thumb_branch_common): Ditto.
2385 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2386 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2387 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2388 Arm_relocate_functions::jump24): Remove.
2389 (Target_arm::Relocate::relocate): Adjust code to call
2390 Arm_relocation_functions::arm_branch_common and
2391 Arm_relocation_functions::thumb_branch_common instead of their removed
2392 wrappers. Merge switch-cases together to reduce source code size.
2394 2010-01-29 Doug Kwan <dougkwan@google.com>
2396 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2397 output_local_symbol_count_needs_update_.
2398 (Arm_relobj::output_local_symbol_count_needs_update,
2399 Arm_relobj::set_output_local_symbol_count_needs_update,
2400 Arm_relobj::update_output_local_symbol_count): New methods.
2401 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2403 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2404 of pointed function as in a R_ARM_PREL31 relocation.
2405 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2406 for output local symbol count updating.
2407 (Target_arm::do_relax): Update output local symbol counts in objects
2409 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2411 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2413 * arm.cc: Added support for the ARM relocations:
2414 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2415 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2416 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2418 (Arm_relocate_functions::movw_rel): New method.
2419 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2420 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2422 (Arm_relocate_functions::thm_movw_rel): New method.
2423 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2425 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2427 (Target_arm::Scan::global): Likewise.
2428 (Target_arm::Relocate::relocate): Likewise.
2429 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2432 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2434 * arm.cc: Added support for ARM group relocations.
2435 (Target_arm::reloc_needs_sym_origin): New method.
2436 (Arm_relocate_functions::calc_grp_kn): New method.
2437 (Arm_relocate_functions::calc_grp_residual): New method.
2438 (Arm_relocate_functions::calc_grp_gn): New method.
2439 (Arm_relocate_functions::arm_grp_alu): New Method.
2440 (Arm_relocate_functions::arm_grp_ldr): New Method.
2441 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2442 (Arm_relocate_functions::arm_grp_ldc): New Method.
2443 (Target_arm::Scan::local): Handle the ARM group relocations.
2444 (Target_arm::Scan::global): Likewise.
2445 (Target_arm::Relocate::relocate): Likewise.
2446 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2449 2010-01-26 Doug Kwan <dougkwan@google.com>
2451 * arm.cc (set): Include.
2452 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2454 (Arm_output_section::Text_section_list): New type.
2455 (Arm_output_section::append_text_sections_to_list): New method.
2456 (Arm_output_section::fix_exidx_coverage): Ditto.
2457 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2458 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2459 Relobj::set_section_offset() instead of
2460 Sized_relobj::invalidate_section_offset().
2461 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2462 parameter for section headers. Ignore relocation sections for
2463 unallocated sections and EXIDX sections.
2464 (Target_arm::fix_exidx_coverage): New method.
2465 (Target_arm::output_section_address_less_than): New type.
2466 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2467 linked text section instead of the EXIDX section.
2468 (Arm_output_section::create_stub_group): Add an assertion to check
2469 that this is not an EXIDX output section.
2470 (Arm_output_section::append_text_sections_to_list): New method.
2471 (Arm_output_section::fix_exidx_coverage): Ditto.
2472 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2473 Arm_relobj::section_needs_reloc_stub_scanning.
2474 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2476 (Target_arm::fix_exidx_coverage): New method.
2477 * object.h (Relobj::set_output_section): New method.
2478 (Sized_relobj::invalidate_section_offset): Remove method.
2479 (Sized_relobj::do_invalidate_section_offset): Remove method.
2480 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2482 2010-01-25 Doug Kwan <dougkwan@google.com>
2484 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2485 Fix warning due to signed and unsigned comparison on a 32-bit host.
2487 2010-01-22 Doug Kwan <dougkwan@google.com>
2489 * arm.cc (Target_arm::do_relax): Record an output section for section
2490 offset adjustment it contains any stub table that has changed.
2491 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2492 offsets in an output section if necessary.
2493 * output.cc (Output_section::Output_section): Initialize
2494 section_offsets_need_adjustments_.
2495 (Output_section::add_input_section_for_script): Renamed to
2496 Output_section::add_simple_input_section.
2497 (Output_section::save_states): Add a comment.
2498 (Output_section::discard_states): New method defintion.
2499 (Output_section::adjust_section_offsets): Same.
2500 * output.h (Output_section::add_input_section_for_script): Renamed to
2501 Output_section::add_simple_input_section.
2502 (Output_section::discard_states): New method declaration.
2503 (Output_section::adjust_section_offsets): Same.
2504 (Output_section::section_offsets_need_adjustment,
2505 Output_section::set_section_offsets_need_adjustment): New method
2507 (Output_section::section_offsets_need_adjustment_): New data member.
2508 * script-sections.cc
2509 (Output_section_element_input::set_section_address): Adjust code for
2510 renaming of Output_section::add_input_section_for_script.
2511 (Orphan_output_section::set_section_address): Same.
2513 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2515 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2516 Fix_v4bx enum values .
2517 * gold/options.h (General_options): New option definitions.
2518 (General_options::fix_v4bx): New method.
2519 (General_options::Fix_v4bx): New enum.
2520 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2521 (General_options::parse_fix_v4bx_interworking): New method.
2523 2010-01-22 Doug Kwan <dougkwan@google.com>
2525 * arm.cc (Arm_exidx_fixup): New class.
2527 2010-01-21 Doug Kwan <dougkwan@google.com>
2529 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2531 (Arm_exidx_section_offset_map): New type.
2533 2010-01-21 Doug Kwan <dougkwan@google.com>
2535 * arm.cc (Arm_exidx_input_section): New class.
2536 (Arm_relobj::exidx_input_section_by_link,
2537 Arm_relobj::exidx_input_section_by_shndx,
2538 Arm_relobj::make_exidx_input_section): New methods.
2539 (read_arm_attributes_section): Remove.
2540 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2541 information about them.
2542 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2545 2010-01-20 Doug Kwan <dougkwan@google.com>
2547 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2548 Input_section_specifier to Section_id.
2549 (Target_arm::new_arm_input_section: Adjust code for change of key
2551 (Target_arm::find_arm_input_section): Ditto.
2552 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2553 (Section_id): Remove.
2554 (Garbage_collection::Section_id_hash): Remove.
2555 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2556 (Section_id): Remove.
2557 (Icf::Section_id_hash): Remove.
2558 * object.h (Section_id, Const_section_id, Section_id_hash,
2559 Const_section_id_hash): New type definitions.
2560 * output.cc (Output_section::add_relaxed_input_section): Change to
2561 use Const_section_id instead of Input_section_specifier as key type.
2562 (Output_section::add_merge_input_section): Ditto.
2563 (Output_section::build_relaxation_map): Change to use Section_id
2564 instead of Input_section_specifier as key type.
2565 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2567 (Output_section::convert_input_sections_to_relaxed_sections): Change
2568 to use Const_section_id instead of Input_section_specifier as key type.
2569 (Output_section::find_merge_section): Ditto.
2570 (Output_section::find_relaxed_input_section): Ditto.
2571 * output.h (Input_section_specifier): Remove class.
2572 (Output_section::Output_section_data_by_input_section_map): Change
2573 key type to Const_section_id.
2574 (Output_section::Output_relaxed_input_section_by_input_section_map):
2576 (Output_section::Relaxation_map): Change key type to Section_id.
2578 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2580 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2581 (class Arm_v4bx_stub): New class.
2582 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2583 (Stub_factory::make_arm_v4bx_stub): New method.
2584 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2585 (Stub_table::empty): Handle v4bx stubs.
2586 (Stub_table::add_arm_v4bx_stub): New method.
2587 (Stub_table::find_arm_v4bx_stub): New method.
2588 (Arm_relocate_functions::v4bx): New method.
2589 (Target_arm::fix_v4bx): New method.
2590 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2591 (Stub_table::relocate_stubs): Likewise.
2592 (Stub_table::do_write): Likewise.
2593 (Stub_table::update_data_size_and_addralign): Likewise.
2594 (Stub_table::finalize_stubs): Likewise.
2595 (Target_arm::Scan::local): Likewise.
2596 (Target_arm::Scan::global): Likewise.
2597 (Target_arm::do_finalize_sections): Likewise.
2598 (Target_arm::Relocate::relocate): Likewise.
2599 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2601 (Target_arm::scan_reloc_for_stub): Likewise.
2602 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2604 2010-01-19 Ian Lance Taylor <iant@google.com>
2606 * output.cc (Output_section_headers::do_sized_write): Write large
2607 segment count to sh_info field.
2608 (Output_file_header::do_sized_write): For large segment count,
2609 write PN_XNUM to e_phnum field.
2611 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2613 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2614 (Arm_relocate_functions::thm_jump8): New function.
2615 (Arm_relocate_functions::thm_jump11): New function.
2616 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2618 (Target_arm::Scan::global): Likewise.
2619 (Target_arm::Relocate::relocate): Likewise.
2620 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2623 2010-01-14 Doug Kwan <dougkwan@google.com>
2625 * arm.cc (map, utility): Include headers.
2626 (Target_arm::apply_cortex_a8_workaround): New method.
2627 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2628 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2629 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2630 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2631 the --[no-]fix-cortex-a8 command line options.
2632 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2633 (Target_arm::relocate_stub): Use addend in instruction template.
2634 * options.h (DEFINE_bool): Set the user-set flag.
2635 (General_options): Add --[no-]-fix-cortex options.
2636 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2637 : Update fast look-up map after conversion.
2639 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2641 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2642 in the first pass of do_layout.
2644 2010-01-13 Doug Kwan <dougkwan@google.com>
2646 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2647 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2648 apparent compiler problem of not folding static constant integral
2649 data members of elfcpp::Elf_sizes<32>.
2651 2010-01-13 Doug Kwan <dougkwan@google.com>
2653 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2654 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2655 Arm_relobj::scan_section_for_cortex_a8_erratum,
2656 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2657 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2658 sections to scan for relocation stubs into a new method
2659 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2660 relocation and Cortex-A8 stub scanning.
2661 (Target_arm::do_relax): Force stubs to be after stubbed sections
2662 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2663 the beginning of a new relaxation pass. Update a comment.
2664 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2666 2010-01-12 Ian Lance Taylor <iant@google.com>
2668 * target-reloc.h (visibility_error): New inline function.
2669 (relocate_section): Call visibility_error.
2670 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2671 (MOSTLYCLEANFILES): Likewise.
2672 (protected_4_pic.o, protected_3.err): New targets.
2673 * testsuite/protected_4.cc: New file.
2675 2010-01-12 Doug Kwan <dougkwan@google.com>
2677 * arm.cc (Cortex_a8_reloc): New class.
2678 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2679 and cortex_a8_relocs_info_.
2680 (Target_arm::fix_cortex_a8): New method definition.
2681 (Target_arm::Cortex_a8_relocs_info): New type.
2682 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2683 New data member declarations.
2684 (Target_arm::scan_reloc_for_stub): Record information about
2685 relocations for THUMB branches that might be exempted from the
2686 Cortex-A8 workaround.
2687 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2688 at the beginning of a relaxation pass.
2690 2010-01-12 Doug Kwan <dougkwan@google.com>
2692 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2693 (Arm_relobj::Mapping_symbol_position,
2694 Arm_reloj::Mapping_symbol_position_less,
2695 Arm_relobj::Mapping_symbols_info): New types.
2696 (Target_arm::is_mapping_symbol_name): New method definition.
2697 (Arm_relobj::do_count_local_symbols): Save information about mapping
2700 2010-01-11 Doug Kwan <dougkwan@google.com>
2702 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2703 Arm_relocate_functions::thumb32_branch_upper,
2704 Arm_relocate_functions::thumb32_branch_lower,
2705 Arm_relocate_functions::thumb32_cond_branch_offset,
2706 Arm_relocate_functions::thumb32_cond_branch_upper,
2707 Arm_relocate_functions::thumb32_cond_branch_lower,
2708 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2709 branch offset encoding.
2710 (Arm_relocate_functions::thumb_branch_common): Use new branch
2711 offset encoding methods to avoid code duplication.
2712 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2713 (Stub_addend_reader::operator()): Use new branch encoding method
2714 to avoid code duplication.
2716 2010-01-11 Doug Kwan <dougkwan@google.com>
2718 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2719 (Target_arm::do_finalize_sections): Define special EXIDX section
2720 symbols only if referenced.
2721 * gc.h (Garbage_collection::add_reference): New method.
2722 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2725 2010-01-11 Ian Lance Taylor <iant@google.com>
2727 * script.cc (Version_script_info::build_expression_list_lookup):
2728 Change complaing about duplicate wildcard match from error to
2731 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2733 (Version_script_info::Version_script_info): Initialize globs_,
2734 default_version_, default_is_global_, and exact_. Don't
2735 initialize globals_ or locals_.
2736 (Version_script_info::build_lookup_tables): Build local symbols
2738 (Version_script_info::unquote): New function.
2739 (Version_script_info::add_exact_match): New function.
2740 (Version_script_info::build_expression_list_lookup): Remove lookup
2741 parameter. Add is_global parameter. Change all callers. Handle
2742 wildcard pattern specially. Unquote pattern. Call
2744 (Version_script_info::get_name_to_match): New function.
2745 (Version_script_info::get_symbol_version): New function.
2746 (Version_script_info::get_symbol_version_helper): Remove.
2747 (Version_script_info::check_unmatched_names): Call unquote.
2748 * script.h (class Version_script_info): Change get_symbol_version
2749 to be non-inline and add is_global parameter; change all callers.
2750 Rewrite symbol_is_local. Update declarations. Define struct
2751 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2752 Remove globals_ and locals_ members. Add exact_, globs_,
2753 default_version_, is_global_.
2754 (Version_script_info::Glob): Remove pattern, add expression and
2755 is_global. Update constructor. Change all callers.
2756 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2758 (Versions::symbol_section_contents): If a symbol is undefined, or
2759 defined in a dynamic object, set the version index to
2761 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2763 (Symbol_table::add_from_pluginobj): Likewise.
2764 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2766 2010-01-11 Doug Kwan <dougkwan@google.com>
2768 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2769 (incremental_dump_LDADD): Add linking option for libintl.
2770 * Makefile.in: Regenerate.
2772 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2775 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2777 * testsuite/Makefile.in: Regenerated.
2779 2010-01-10 Doug Kwan <dougkwan@google.com>
2781 * options.h (DEFINE_var): Use parentheses around argument varname__
2782 in macro body to avoid any unintended subsequent substitutions.
2784 2010-01-10 Ian Lance Taylor <iant@google.com>
2786 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2787 candidates before doing symbol resolution.
2789 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2790 ODR candidates if only one is weak.
2792 2010-01-08 Ian Lance Taylor <iant@google.com>
2794 * script.cc (Version_script_info::build_expression_list_lookup):
2795 Don't warn about ambiguous version, just record the ambiguity.
2796 (Version_script_info::get_symbol_version_helper): Give error if
2797 version is ambiguous.
2799 2010-01-08 Doug Kwan <dougkwan@google.com>
2801 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2802 prev_data_size_ and prev_addralign_. Remove initializer for
2803 deleted data member has_been_changed_.
2804 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2805 to determine if the table is empty.
2806 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2808 (Stub_table::add_reloc_stub): Define method in class definition
2809 instead of just declaring it there.
2810 (Stub_table::add_cortex_a8_stub): New method definition.
2811 (Stub_table::update_data_size_and_addralign): Ditto.
2812 (Stub_table::finalize_stubs): Ditto.
2813 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2814 (Stub_table::do_addralign_): Return address alignment in the
2815 (Stub_table::do_reset_address_and_file_offset): Define method in
2816 class definition instead of declaring it there. Set current data
2817 size to be the data size of the previous pass.
2818 (Stub_table::set_final_data_size): Use current data size as the
2820 (Stub_table::relocate_stub): Change parameter type of stub from
2821 Reloc_stub pointer to Stub pointer.
2822 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2823 (Stub_table::Cortex_a8_stub_list): New typedef.
2824 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2825 Stub_table::prev_addralign_): New data member.
2826 (Arm_relobj::Arm_relobj): Initialize data member
2827 section_has_cortex_a8_workaround_.
2828 (Arm_relobj::section_has_cortex_a8_workaround,
2829 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2831 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2833 (Target_arm::relocate_stub): Change parameter type of stub from
2834 Reloc_stub pointer to Stub pointer.
2835 (Insn_template::size, Insn_template::alignment): Handle
2836 THUMB16_SPECIAL_TYPE.
2837 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2838 Stub_table::update_data_size_and_addralign,
2839 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2841 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2842 (Stub_table::do_write): Ditto.
2843 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2845 2010-01-08 Ian Lance Taylor <iant@google.com>
2848 * symtab.h (class Symbol): Remove fields is_target_special_ and
2849 has_plt_offset_. Add field is_defined_in_discarded_section_.
2850 (Symbol::is_defined_in_discarded_section): New function.
2851 (Symbol::set_is_defined_in_discarded_section): New function.
2852 (Symbol::has_plt_offset): Rewrite.
2853 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2854 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2855 Don't initialize is_target_special_ or has_plt_offset_.
2856 Initialize is_defined_in_discarded_section_.
2857 (Symbol_table::add_from_relobj): If appropriate, set
2858 is_defined_in_discarded_section.
2859 * resolve.cc (Symbol::override_base_with_special): Don't test
2860 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2861 * target-reloc.h (relocate_section): Do special handling for
2862 symbols defined in discarded sections for global symbols as well
2865 2010-01-08 Ian Lance Taylor <iant@google.com>
2867 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2868 the SHT_SYMTAB case.
2870 2010-01-08 Ian Lance Taylor <iant@google.com>
2872 * object.cc (Sized_relobj::do_layout): Don't get confused if
2873 layout_eh_frame returns NULL.
2875 2010-01-08 Ian Lance Taylor <iant@google.com>
2878 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2879 dynamic symbol table, use the normal symbol table.
2880 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2883 2010-01-08 Ian Lance Taylor <iant@google.com>
2886 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2889 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2891 * version.cc (print_version): Change to "Copyright 2010".
2893 2010-01-08 Ian Lance Taylor <iant@google.com>
2897 * i386.cc (class Target_i386): Change return type of plt_section
2899 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2900 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2901 tls_desc_rel_ field.
2902 (Output_data_plt_i386::rel_tls_desc): New function.
2903 (Target_i386::rel_tls_desc_section): New function.
2904 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2905 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2906 R_386_TLS_DESC reloc in rel_tls_desc_section.
2907 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2908 Define struct Tlsdesc_info.
2909 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2910 (Target_x86_64::do_reloc_symbol_index): New function.
2911 (Target_x86_64::add_tlsdesc_info): New function.
2912 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2913 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2915 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2917 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2918 (Target_x86_64::rela_tlsdesc_section): New function.
2919 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2921 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2922 (Target_x86_64::do_reloc_addend): New function.
2923 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2924 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2925 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2926 (Output_reloc::type): New function.
2927 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2928 (Output_reloc::is_target_specific): New function.
2929 (Output_reloc::target_arg): New function.
2930 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2931 absolute relocs and target specific relocs.
2932 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2933 add_target_specific.
2934 (class Output_data_reloc) [SHT_RELA]: Likewise.
2935 * output.cc (Output_reloc::Output_reloc): Add four new versions
2936 for absolute relocs and target specific relocs.
2937 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2938 (Output_reloc::get_symbol_index): Likewise.
2939 (Output_reloc::local_section_offset): Check that local_sym_index_
2940 is not TARGET_CODE or 0.
2941 (Output_reloc::symbol_value): Likewise.
2942 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2944 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2945 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2947 * layout.cc (add_target_dynamic_tags): Use output section for
2948 DT_PLTRELSZ and DT_JMPREL.
2950 2010-01-07 Ian Lance Taylor <iant@google.com>
2953 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2955 (class Output_data_reloc_generic): Define.
2956 (class Output_data_reloc_base): Change base class to
2957 Output_data_reloc_generic. Change add() method to call
2958 bump_relative_reloc_count for a relative reloc. Remove
2960 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2962 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2963 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2965 * layout.h (class Layout): Update declaration.
2967 2010-01-07 Ian Lance Taylor <iant@google.com>
2969 * output.h (class Output_data): Add const version of
2970 output_section and do_output_section.
2971 (class Output_section_data): Add const version of
2973 (class Output_section): Likewise.
2974 * layout.cc (Layout::add_target_dynamic_tags): New function.
2975 * layout.h (class Layout): Update declarations.
2976 * arm.cc (Target_arm::do_finalize_sections): Use
2977 add_target_dynamic_tags.
2978 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2979 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2980 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2981 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2983 2010-01-07 Ian Lance Taylor <iant@google.com>
2986 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2989 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2990 Ian Lance Taylor <iant@google.com>
2993 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2994 Xindex::read_symtab_xindex.
2996 2010-01-07 Doug Kwan <dougkwan@google.com>
2998 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2999 (Insn_template::thumb16_bcond_insn): New method declaration.
3000 (Insn_template): Fix spelling.
3001 (Stub::thumb16_special): New method declaration.
3002 (Stub::do_write): Define virtual method which was previously pure
3004 (Stub::do_thumb16_special): New method declaration.
3005 (Stub::do_fixed_endian_write): New template member.
3006 (Reloc_stub::do_write): Remove.
3007 (Reloc_stub::do_fixed_endian_write): Remove.
3008 (Cortex_a8_stub): New class definition.
3009 (Stub_factory::make_cortex_a8_stub): New method definition.
3010 (Stub_factory::Stub_factory): Add missing static storage class
3011 qualifier for elf32_arm_stub_a8_veneer_blx.
3013 2010-01-07 Ian Lance Taylor <iant@google.com>
3016 * options.h (class General_options): Add --warn-unresolved-symbols
3017 and --error-unresolved-symbols.
3018 * errors.cc (Errors::undefined_symbol): Implement
3019 --warn-unresolved-symbols.
3021 * options.h (class General_options): Add -z text and -z textoff.
3022 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3024 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3026 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3027 (Garbage_collection::cident_sections): New function.
3028 (Garbage_collection::add_cident_section): New function.
3029 (Garbage_collection::cident_sections_): New member.
3030 (gc_process_relocs): Add references to sections whose names are C
3032 * gold.h (cident_section_start_prefix): New constant.
3033 (cident_section_stop_prefix): New constant.
3034 (is_cident): New function.
3035 * layout.cc (Layout::define_section_symbols): Replace string constants
3036 with the newly defined constants.
3037 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3039 * testsuite/Makefile.am: Add gc_orphan_section_test.
3040 * testsuite/Makefile.in: Regenerate.
3041 * testsuite/gc_orphan_section_test.cc: New file.
3042 * testsuite/gc_orphan_section_test.sh: New file.
3044 2010-01-06 Ian Lance Taylor <iant@google.com>
3047 * options.h (class General_options): Add --warn-shared-textrel.
3048 * layout.cc (Layout::finish_dynamic_section): Implement
3049 --warn-shared-textrel.
3052 * options.h (class General_options): Add --warn-multiple-gp.
3054 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3056 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3057 $(THREADSLIB) and $(LIBDL).
3058 * Makefile.in: Rebuild.
3060 2010-01-06 Ian Lance Taylor <iant@google.com>
3063 * options.cc (General_options::parse_section_start): New function.
3064 (General_options::section_start): New function.
3065 (General_options::General_options): Initialize all members.
3066 * options.h: Include <map>
3067 (class General_options): Add --section-start. Add section_starts_
3069 * layout.cc (Layout::attach_allocated_section_to_segment): If
3070 --section-start was used, set the address of the segment. Remove
3071 local sort_sections.
3072 (Layout::relaxation_loop_body): If the address of the load segment
3073 has been set by --section-start, don't use it.
3074 * output.h (Output_segment::update_flags_for_output_section): New
3076 * output.cc (Output_segment::add_output_section): Call
3077 update_flags_for_output_section.
3079 2010-01-05 Ian Lance Taylor <iant@google.com>
3082 * options.h (class General_options): Add --undefined-version.
3083 * script.cc (struct Version_expression): Add was_matched_by_symbol
3085 (Version_script_info::matched_symbol): New function.
3086 (Version_script_info::get_symbol_version_helper): Call
3088 (Version_script_info::check_unmatched_names): New function.
3089 * script.h (class Version_script_info): Update declarations.
3090 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3092 * options.h (class General_options): Use DEFINE_bool_alias for
3093 allow_multiple_definition.
3094 * resolve.cc (Symbol_table::should_override): Don't test
3095 allow_multiple_definition.
3098 * options.h (class General_options): Add --cref.
3099 * main.cc (main): Print cref table if --cref. Don't close mapfile
3100 until after printing cref table.
3101 * cref.cc: Include "symtab.h".
3102 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3103 (Cref_table_compare::operator()): New function.
3104 (Cref_inputs::gather_cref): New function.
3105 (filecol): New static const.
3106 (Cref_inputs::print_cref): New function.
3107 (Cref::print_cref): New function.
3108 * cref.h: Include <cstdio>.
3109 (class Cref): Update declarations.
3110 * mapfile.h (Mapfile::file): New function.
3111 * object.h (class Object): Define Symbols. Declare virtual
3112 do_get_global_symbols.
3113 (Object::get_global_symbols): New function.
3114 * object.cc (Input_objects::add_object): Pass object to cref_ if
3116 (Input_objects::archive_start): Likewise.
3117 (Input_objects::archive_stop): Likewise.
3118 (Input_objects::print_cref): New function.
3119 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3120 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3122 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3124 * plugin.h (class Sized_pluginobj): Update declarations.
3126 2010-01-05 Ian Lance Taylor <iant@google.com>
3128 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3129 to is_default_version. Rename insdef to insdefault.
3130 (Symbol_table::add_from_relobj): Rename def to is_default_version
3131 and local to is_forced_local.
3132 (Symbol_table::add_from_pluginobj): Likewise.
3133 (Symbol_table::add_from_dynobj): Likewise.
3134 (Symbol_table::define_special_symbol): Rename insdef to
3137 2010-01-04 Ian Lance Taylor <iant@google.com>
3140 * options.h (class General_options): Add
3141 --allow-multiple-definition and -z muldefs.
3142 * resolve.cc (Symbol_table::should_override): Don't warn about a
3143 multiple symbol definition if --allow-multiple-definition or -z
3147 * options.h (class General_options): Add --add-needed and
3148 --copy-dt-needed-entries. Tweak --as-needed help entry.
3149 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3150 error if --copy-dt-needed-entries aka --add-needed is used and
3151 would cause a change in behaviour.
3154 * options.h (class General_options): Add -G as a short version of
3155 --shared. Add no-op options -assert, -g, and -i.
3157 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3159 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3160 check for .text or .gnu.linkonce.t sections.
3161 * icf.cc (Icf::find_identical_sections): Ditto.
3162 Change the detection for mangled function name within the section
3164 * icf.h (is_section_foldable_candidate): New function.
3166 2009-12-30 Ian Lance Taylor <iant@google.com>
3169 * options.h (class General_options): Permit two dashes with
3170 --retain-symbols-file.
3172 2009-12-30 Ian Lance Taylor <iant@google.com>
3175 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3176 don't put the file header and segment headers in the text
3180 * common.cc (Sort_commons::operator()): Stabilize sort when both
3182 (Symbol_table::do_allocate_commons_list): When allocating common
3183 symbols, skip a symbol which is no longer common.
3184 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3185 an object before checking its type.
3186 * testsuite/common_test_2.c: New file.
3187 * testsuite/common_test_3.c: New file.
3188 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3189 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3190 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3191 (common_test_2_pic.o, common_test_2.so): New targets.
3192 (common_test_3_pic.o, common_test_3.so): New targets.
3193 * testsuite/Makefile.in: Rebuild.
3196 * script.cc (read_input_script): If we see a new SECTIONS clause,
3197 and we have added an input section, give an error.
3198 * layout.h (class Layout): Add have_added_input_section function.
3199 Add have_added_input_section_ field.
3200 * layout.cc (Layout::Layout): Initialize
3201 have_added_input_section_.
3202 (Layout::layout): Set have_added_input_section_.
3203 (Layout::layout_eh_frame): Likewise.
3205 2009-12-30 Ian Lance Taylor <iant@google.com>
3208 * options.h (class General_options): Add --sort-common option.
3209 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3210 * common.cc (Sort_common): Add sort_order parameter to
3211 constructor. Add sort_order_ field.
3212 (Sort_commons::operator): Check sort_order_.
3213 (Symbol_table::allocate_commons): Determine the sort order.
3214 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3216 (Symbol_table::do_allocate_commons_list): Likewise.
3218 2009-12-30 Ian Lance Taylor <iant@google.com>
3221 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3222 symbols from this object, don't change the visibility of an
3224 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3226 2009-12-30 Ian Lance Taylor <iant@google.com>
3229 * script.h (class Version_script_info): Define Language enum.
3230 Update declarations. Define Glob, Exact, and Lookup types. Add
3231 new fields globals_, locals_, and is_finalized_.
3232 * script.cc: Various formatting fixes.
3233 (class Parser_closure): Change language_stack_ from a vector of
3234 std::string to one of Version_script_info::Language. Adjust all
3236 (class Lazy_demangler): Remove.
3237 (struct Version_expression): Change language from std::string to
3238 Version_script_info::Language.
3239 (Version_script_info::Version_script_info): New function.
3240 (Version_script_info::~Version_script_info): Don't call clear.
3241 (Version_script_info::finalize): New function.
3242 (Version_script_info::build_lookup_tables): New function.
3243 (Version_script_info::build_expression_list_lookup): New
3245 (Version_script_info::get_symbol_version_helper): Rewrite to use
3247 (Version_script_info::print_expression_list): Adjust to use
3248 Version_script_info::Language.
3249 (script_push_lex_into_version_mode): Check that the version script
3250 has not been finalized.
3251 (version_script_push_lang): Change language string to
3252 Version_script_info::Language.
3253 * options.cc (Command_line::version_script): New function.
3254 * options.h (class General_options): Add finalize_dynamic_list
3255 function. Change version_script from declaration to definition.
3256 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3257 * testsuite/version_script.map: Remove duplicate def of foo.
3258 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3260 * testsuite/Makefile.in: Rebuild.
3262 2009-12-30 Ian Lance Taylor <iant@google.com>
3265 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3266 if the input symbol index is 0, make the output symbol index 0.
3268 2009-12-30 Ian Lance Taylor <iant@google.com>
3271 * options.h (class General_options): Add -x/--discard-all.
3272 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3273 --discard-all. If the local symbol needs a dynamic entry, check
3274 that before handling --discard-locals.
3276 2009-12-30 Ian Lance Taylor <iant@google.com>
3279 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3281 (Output_segment::add_output_section): Don't change the flags if
3285 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3286 GNU hash table if they need a dynamic value. Otherwise, don't add
3287 them if they are defined in a dynamic object or are forced local.
3289 2009-12-29 Ian Lance Taylor <iant@google.com>
3292 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3293 .gnu.hash table for a 32-bit target.
3296 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3297 regular and a dynamic object only needs a dynamic symbol table
3298 entry if it is externally visible.
3301 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3302 constructor. Add global_offset_table_ field.
3303 (Target_i386::got_section): Set global_offset_table_.
3304 (Target_i386::do_finalize_sections): Set global_offset_table_
3306 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3307 in constructor. Add global_offset_table_ field.
3308 (Target_x86_64::got_section): Set global_offset_table_.
3309 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3312 * layout.cc (Layout::Layout): Initialize increase_relro_.
3313 (Layout::get_output_section): Add is_relro, is_last_relro, and
3314 is_first_non_relro parameters. Change all callers.
3315 (Layout::choose_output_section): Likewise.
3316 (Layout::add_output_section_data): Likewise.
3317 (Layout::make_output_section): Likewise.
3318 (Layout::set_segment_offsets): Clear increase_relro when using a
3320 * layout.h (class Layout): Add increase_relro method. Add
3321 increase_relro_ field. Update declarations.
3322 * output.cc (Output_section::Output_section): Initialize
3323 is_last_relro_ and is_first_non_relro_.
3324 (Output_segment::add_output_section): Group relro sections is
3325 do_sort is true. Handle is_last_relro and is_first_non_relro.
3326 (Output_segment::maximum_alignment): Remove relro handling.
3327 (Output_segment::set_section_addresses): Add increase_relro
3328 parameter. Change all callers. Add initial alignment to align
3329 relro sections on separate page. Remove old relro handling.
3330 (Output_segment::set_section_list_addresses): Remove in_relro
3331 parameter. Change all callers.
3332 (Output_segment::set_offset): Add increase parameter. Change all
3333 callers. Remove old relro handling.
3334 * output.h (class Output_section): Add new methods: is_last_relro,
3335 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3336 Add is_last_relro_ and is_first_non_relro_ fields.
3337 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3338 Create separate .got.plt section. Call increase_relro.
3339 * x86_64.cc (Target_x86_64::got_section): Likewise.
3340 * testsuite/relro_script_test.t: Add .got.plt.
3343 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3344 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3345 (Layout::finalize): Call set_dynamic_symbol_size.
3346 (Layout::set_dynamic_symbol_size): New function.
3347 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3348 set_dynamic_symbol_size.
3351 * output.h (class Output_section): Add is_entsize_zero_ field.
3352 * output.cc (Output_section::Output_section): Initialize
3354 (Output_section::set_entsize): If two different entsizes are
3355 requested, force it to zero.
3356 (Output_section::add_input_section): Set flags for .debug_str
3357 before updating section flags. Set entsize.
3358 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3359 and SHF_STRING if all input sections have those flags.
3361 2009-12-29 Rafael Espindola <espindola@google.com>
3363 * main.cc (main): Fix the sys time reporting.
3364 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3367 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3369 * options.cc (General_options::parse_version): Allow -v to exit
3370 without an error if there is nothing to link.
3372 2009-12-29 Ian Lance Taylor <iant@google.com>
3374 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3375 using a version of gcc before 4.1.
3376 * configure: Rebuild.
3378 2009-12-28 Chris Demetriou <cgd@google.com>
3380 * attributes.cc (Output_attributes_section_data::do_write): Use
3381 std::vector::front rather than std::vector::data.
3383 2009-12-28 Ian Lance Taylor <iant@google.com>
3385 * symtab.h (class Symbol_table): Add enum Defined.
3386 * resolve.cc (Symbol_table::should_override): Add defined
3387 parameter. Change all callers. Test whether object is NULL
3388 before calling a method on it.
3389 (Symbol_table::report_resolve_problem): Add defined parameter.
3391 (Symbol_table::should_override_with_special): Likewise.
3392 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3393 parameter. Change all callers.
3394 (Symbol_table::do_define_in_output_data): Likewise.
3395 (Symbol_table::define_in_output_segment): Likewise.
3396 (Symbol_table::do_define_in_output_segment): Likewise.
3397 (Symbol_table::define_as_constant): Likewise.
3398 (Symbol_table::do_define_as_constant): Likewise.
3399 * script.h (class Symbol_assignment): Add is_defsym parameter to
3400 constructor; change all callers.
3401 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3402 parameter. Change all callers. Add is_defsym_ field.
3403 (class Parser_closure): Add parsing_defsym parameter to
3404 constructor; change all callers. Add parsing_defsym accessor
3405 function. Add parsing_defsym_ field.
3407 2009-12-28 Ian Lance Taylor <iant@google.com>
3409 * gold.cc (queue_middle_tasks): Fix formatting.
3410 * object.cc (Relobj::is_section_name_included): Likewise.
3412 2009-12-23 Ian Lance Taylor <iant@google.com>
3414 * i386.cc (Target_i386::do_calls_non_split): Recognize
3415 -fsplit-stack prologue for a function with a static chain.
3416 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3417 -fsplit-stack prologue when using %r11.
3419 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3421 * options.cc (General_options::parse_version): Make -v continue and do
3422 the link like GNU ld does.
3424 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3426 * Makefile.am (CCFILES): Add timer.cc.
3427 (HFILES): Add timer.h.
3428 * configure.ac: Check for sysconf and times.
3429 * main.cc: include timer.h.
3430 (main): Use Timer instead of get_run_time.
3433 * workqueue.cc: include timer.h.
3434 (Workqueue::find_and_run_task):
3435 Report user, sys and wall time.
3436 * Makefile.in: Regenerate.
3437 * config.in: Regenerate.
3438 * configure: Regenerate.
3440 2009-12-16 Doug Kwan <dougkwan@google.com>
3442 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3444 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3445 relaxed input sections.
3446 * output.cc (Output_section::find_relaxed_input_section): Change
3447 return type to Output_relaxed_input_section pointer. Adjust code
3448 for new type of relaxed_input_section_map_.
3449 * output.h (Output_section::find_relaxed_input_section): Change
3450 return type to Output_relaxed_input_section pointer.
3451 (Output_section::Output_relaxed_input_section_by_input_section_map):
3453 (Output_section::relaxed_input_section_map_): Change type to
3454 Output_section::Output_relaxed_input_section_by_input_section_map.
3455 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3458 2009-12-15 Ian Lance Taylor <iant@google.com>
3460 * layout.cc (Layout::create_shstrtab): Only write out after input
3461 sections if we are compressing debug sections.
3463 2009-12-15 Ian Lance Taylor <iant@google.com>
3465 * archive.cc (Archive::add_symbols): Only look up a symbol without
3466 a version if there is, in fact, a version.
3468 2009-12-14 Ian Lance Taylor <iant@google.com>
3470 Revert -Wshadow changes, all changes from:
3471 2009-12-11 Doug Kwan <dougkwan@google.com>
3472 2009-12-11 Nick Clifton <nickc@redhat.com>
3473 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3475 2009-12-11 Doug Kwan <dougkwan@google.com>
3477 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3479 * attributes.cc (Object_attribute::size): Ditto.
3480 (Attributes_section_data::size): Ditto.
3481 (Attributes_section_data::Attributes_section_data): Ditto.
3482 (Output_attributes_section_data::do_write): Ditto.
3483 * attributes.h (Object_attribute::set_type): Ditto.
3484 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3486 2009-12-11 Nick Clifton <nickc@redhat.com>
3488 * archive.cc: Fix shadowed variable warnings.
3490 * compressed_output.cc: Likewise.
3491 * compressed_output.h: Likewise.
3492 * configure: Likewise.
3493 * dwarf_reader.cc: Likewise.
3494 * dynobj.cc: Likewise.
3495 * dynobj.h: Likewise.
3496 * ehframe.cc: Likewise.
3497 * ehframe.h: Likewise.
3498 * errors.cc: Likewise.
3499 * expression.cc: Likewise.
3500 * fileread.cc: Likewise.
3501 * fileread.h: Likewise.
3502 * freebsd.h: Likewise.
3503 * i386.cc: Likewise.
3505 * incremental.h: Likewise.
3506 * layout.cc: Likewise.
3507 * layout.h: Likewise.
3508 * mapfile.cc: Likewise.
3509 * merge.cc: Likewise.
3510 * merge.h: Likewise.
3511 * object.cc: Likewise.
3512 * object.h: Likewise.
3513 * options.h: Likewise.
3514 * output.cc: Likewise.
3515 * output.h: Likewise.
3516 * parameters.cc: Likewise.
3517 * plugin.cc: Likewise.
3518 * powerpc.cc: Likewise.
3519 * reduced_debug_output.cc: Likewise.
3520 * reduced_debug_output.h: Likewise.
3521 * reloc.cc: Likewise.
3522 * reloc.h: Likewise.
3523 * resolve.cc: Likewise.
3524 * script-sections.cc: Likewise.
3525 * script.cc: Likewise.
3526 * script.h: Likewise.
3527 * sparc.cc: Likewise.
3528 * symtab.cc: Likewise.
3529 * symtab.h: Likewise.
3530 * target-select.cc: Likewise.
3531 * target-select.h: Likewise.
3532 * token.h: Likewise.
3533 * workqueue.cc: Likewise.
3534 * workqueue.h: Likewise.
3535 * x86_64.cc: Likewise.
3537 2009-12-10 Doug Kwan <dougkwan@google.com>
3539 * arm.cc (attributes.h): New include.
3540 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3541 (Arm_relobj::~Arm_relobj): Delete object pointed by
3542 attributes_section_data_.
3543 (Arm_relobj::attributes_section_data): New method definition.
3544 (Arm_relobj::attributes_section_data_): New data member declaration.
3545 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3546 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3547 attributes_section_data_.
3548 (Arm_dynobj::attributes_section_data): New method definition.
3549 (Arm_dynobj::attributes_section_data_): New data member declaration.
3550 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3551 initialization value of may_use_blx_ to false.
3552 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3553 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3554 object attributes to compute results instead of hard-coding.
3555 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3556 Target_arm::get_secondary_compatible_arch,
3557 Target_arm::set_secondary_compatible_arch
3558 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3559 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3560 New method declarations.
3561 (Target_arm::get_aeabi_object_attribute): New method definition.
3562 (Target_arm::attributes_section_data_): New data member declaration.
3563 (read_arm_attributes_section): New template definition.
3564 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3565 (Arm_dynobj::do_read_symbols): Ditto.
3566 (Target_arm::do_finalize_sections): Merge attributes sections from
3567 input. Check for BLX use after attributes section merging.
3568 Fix __exidx_start and __exidx_end visibility. Create an
3569 .ARM.attributes section if necessary.
3570 (Target_arm::get_secondary_compatible_arch,
3571 Target_arm::set_secondary_compatible_arch,
3572 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3573 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3574 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3575 New method definitions.
3577 2009-12-09 Ian Lance Taylor <iant@google.com>
3579 * plugin.cc (Plugin::load): Don't cast from void* to a function
3582 2009-12-09 Ian Lance Taylor <iant@google.com>
3584 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3587 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3589 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3590 Replace two_file_shared_1.so with two_file_shared_2.so.
3591 * testsuite/Makefile.in: Regenerated.
3593 2009-12-08 Doug Kwan <dougkwan@google.com>
3595 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3596 (HFILES): Add attributes.h and int_encoding.h.
3597 * Makefile.in: Regenerate.
3598 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3599 function definitions to int_encoding.cc
3600 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3601 prototypes to int_encoding.h
3602 * reduced_debug_output.cc (int_encoding.h): New include.
3603 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3604 function definitions to int_encoding.cc
3605 (insert_into_vector, read_from_pointer): Move template definitions to
3607 * attributes.cc: New file.
3608 * attributes.h: New file.
3609 * int_encoding.cc: New file.
3610 * int_encoding.h: New file.
3612 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3615 * incremental-dump.cc (dump_incremental_inputs): New.
3616 (main): Use dump_incremental_inputs.
3618 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3621 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3622 checking elfcpp::STT_FUNC.
3623 (Target_i386::Relocate::relocate): Likewise.
3624 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3626 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3627 symbols from shared libraries into normal FUNC symbols.
3629 * symtab.h (Symbol): Add is_func and use it.
3631 2009-12-05 Doug Kwan <dougkwan@google.com>
3633 * arm.cc (Target_arm::arm_info): Initialize new fields
3634 attributes_section and attributes_vendor.
3635 * i386.cc (Target_i386::i386_info): Same.
3636 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3637 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3638 fields attributes_section and attributes_vendor.
3639 * sparc.cc (Target_sparc::sparc_info): Same.
3640 * target.h (Target::attributes_section, Target::attributes_vendor,
3641 Target::is_attributes_section, Target::attribute_arg_type,
3642 Target::attributes_order): New method definitions.
3643 (Target::Target_info::attributes_section,
3644 Target::Target_info::attributes_vendor): New fields.
3645 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3646 virtual method definitions.
3647 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3648 attributes_section and attributes_vendor.
3649 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3651 2009-12-05 Doug Kwan <dougkwan@google.com>
3653 * arm.cc: Update comments about interworking and stub generation.
3654 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3655 considered as non-PIC.
3656 (Arm_relocate_functions::base_abs): Fix formatting.
3657 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3658 of function to use GOT entry address instead of offset.
3659 (Target_arm::Scan::global): Issue an error if a symbol would need a
3660 PLT does not get one because it is untyped. Remove code to create
3661 dynamic symbols for relative branches.
3662 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3663 takes unsigned integer instead of boolean.
3665 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3667 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3668 (two_file_test_LDADD): Likewise.
3669 (common_test_1_LDADD): Likewise.
3670 (exception_test_LDADD) Likewise.
3671 (weak_test_LDADD): Likewise.
3672 (many_sections_test_LDADD): Likewise.
3673 (initpri1_LDADD): Likewise.
3674 (script_test_1_LDADD): Likewise.
3675 (script_test_2_LDADD): Likewise.
3676 (justsyms_LDADD): Likewise.
3677 (binary_test_LDADD): Likewise.
3678 (large_LDADD): Likewise.
3679 * testsuite/Makefile.in: Regenerated.
3681 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3683 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3684 (Symbol_table::override_with_special): Likewise.
3685 (Symbol_table::add_from_object): Likewise.
3687 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3689 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3690 Don't set the data_offset twice.
3692 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3694 * testsuite/Makefile.in: Regenerate.
3696 2009-12-03 Doug Kwan <dougkwan@google.com>
3698 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3699 (Target_arm::do_finalize_sections): Add parameter for symbol table
3700 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3701 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3702 parameter for symbol table pointer.
3703 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3704 an additional parameter for a pointer to symbol table.
3705 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3706 parameter for a symbol table pointer.
3707 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3708 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3710 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3711 parameter for a symbol table pointer.
3713 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3715 * incremental.cc (Incremental_inputs_header)
3716 (Incremental_inputs_header_write, Incremental_inputs_entry)
3717 (Incremental_inputs_entry_write): Move ...
3718 * incremental.h (Incremental_inputs_header)
3719 (Incremental_inputs_header_write, Incremental_inputs_entry)
3720 (Incremental_inputs_entry_write): here.
3722 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3724 * incremental.cc (make_sized_incremental_binary): Set the target.
3725 Error if it is incompatible.
3726 * output.h (Output_file): Add filename method.
3728 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3730 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3731 from the get_* methods.
3733 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3735 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3736 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3737 Write 0 for the data_offset of scripts.
3739 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3741 * testsuite/Makefile.am: Add the incremental_test.sh test.
3742 * testsuite/incremental_test.sh: New.
3743 * testsuite/incremental_test_1.c: New.
3744 * testsuite/incremental_test_2.c: New.
3746 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3748 * incremental-dump.cc (main): Fix typos.
3750 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3753 * incremental-dump.cc (main): Use llu to print 64 bit values.
3755 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3756 H.J. Lu <hongjiu.lu@intel.com>
3758 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3760 (incremental_dump_LDADD): Likewise.
3761 * Makefile.in: Regenerated.
3763 2009-11-25 Doug Kwan <dougkwan@google.com>
3767 2009-11-25 Doug Kwan <dougkwan@google.com>
3769 * arm.cc (Target_arm::Target_arm): Move method definition
3770 outside of class definition. Add code to handle
3771 --target1-rel, --target1-abs and --target2= options.
3772 (Target_arm::get_reloc_reloc_type): Change method to be
3773 non-static and const.
3774 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3775 New data member declaration.
3776 (Target_arm::Scan::local, Target_arm::Scan::global,
3777 Target_arm::Relocate::relocate,
3778 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3779 Adjust call to Target_arm::get_real_reloc_type.
3780 (Target_arm::get_real_reloc_type): Use command line options
3781 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3782 * options.h (--target1-rel, --target1-abs, --target2): New
3785 2009-11-25 Doug Kwan <dougkwan@google.com>
3787 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3788 class definition. Add code to handle --target1-rel, --target1-abs
3789 and --target2= options.
3790 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3792 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3794 (Target_arm::Scan::local, Target_arm::Scan::global,
3795 Target_arm::Relocate::relocate,
3796 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3797 call to Target_arm::get_real_reloc_type.
3798 (Target_arm::get_real_reloc_type): Use command line options to
3799 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3800 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3803 2009-11-25 Doug Kwan <dougkwan@google.com>
3805 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3806 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3807 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3809 (Arm_relocate_functions::thm_call): Replace body with a call to
3810 Arm_relocate_functions::thumb_branch_common.
3811 (Arm_relocate_functions::thm_jump24,
3812 Arm_relocate_functions::thm_xpc22): New method definitions.
3813 (Arm_relocate_functions::thumb_branch_common): New method definition.
3814 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3816 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3817 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3819 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3821 * Makefile.am: Build incremental-dump
3822 * Makefile.in: Regenerate.
3823 * incremental-dump.cc: New.
3824 * incremental.cc (Incremental_inputs_header_data,
3825 Incremental_inputs_entry_data): Move to incremental.h
3826 * incremental.h: (Incremental_inputs_header_data,
3827 Incremental_inputs_entry_data): Move from incremental.cc
3829 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3831 * incremental.cc (Incremental_inputs_header,
3832 Incremental_inputs_header_write, Incremental_inputs_entry,
3833 Incremental_inputs_entry_write): Add a typedef with the data type.
3835 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3837 * incremental.cc (Incremental_inputs_header,
3838 Incremental_inputs_header_write, Incremental_inputs_entry,
3839 Incremental_inputs_entry_write): Update comment about which
3840 type has the filed descriptions.
3842 2009-11-15 Doug Kwan <dougkwan@google.com>
3844 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3845 (Arm_relocate_functions::arm_branch_common): Change method defintion
3846 in class definition to a method declaration and update list of formal
3848 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3849 Arm_relocation_functions::jump24): Adjust call to
3850 Arm_relocate_functions::arm_branch_common. Update list of formal
3852 (Arm_relocate_functions::xpc25): New method definition.
3853 (Arm_relocate_functions::arm_branch_common): Move method defintion
3854 out from class definition. Use stubs for mode-switching and extending
3856 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3857 specially. Change code to enable use of stubs in ARM branches.
3859 2009-11-10 Doug Kwan <dougkwan@google.com>
3861 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3862 in method declaration.
3863 (Target_arm::relocate_stub): New method declaration.
3864 (Target_arm::default_target): Change to return a pointer instead of
3866 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3867 Target_arm::default_target.
3868 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3870 (Target_arm::relocate_section): Adjust view.
3871 (Target_arm::relocate_stub): New method definition.
3873 2009-11-10 Doug Kwan <dougkwan@google.com>
3875 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3877 * incremental.cc (open_incremental_binary): Initialized local
3878 variables to avoid warnings.
3879 * object.cc (make_elf_object): Ditto.
3880 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3883 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3886 * testsuite/plugin_test.c: Include "config.h".
3888 2009-11-09 Doug Kwan <dougkwan@google.com>
3890 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3891 (arm_symbol_value): Remove.
3892 (Arm_relocate_functions::arm_branch_common,
3893 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3894 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3895 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3896 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3897 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3898 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3899 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3900 Arm_relocate_functions::thm_mobw_abs_nc,
3901 Arm_relocate_functions::thm_mov_abs,
3902 Arm_relocate_functions::movw_prel_nc,
3903 Arm_relocate_functions::thm_movt_abs,
3904 Arm_relocate_functions::movt_prel,
3905 Arm_relocate_functions::thm_movw_prel_nc,
3906 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3907 (Target_arm::Relocate::relocate): Only decompose address into two
3908 parts if relocation type uses the thumb-bit and pass the actual
3909 bit instead of a flag indicating that the thumb-bit is used. Adjust
3910 calls to methods in Arm_relocate_functions for this change.
3912 2009-11-08 Ian Lance Taylor <iant@google.com>
3915 * reloc.cc: Instantiate
3916 Sized_relobj::initialize_input_to_output_maps and
3917 Sized_relobj:free_input_to_output_maps.
3919 2009-11-06 Ian Lance Taylor <iant@google.com>
3922 * defstd.cc (in_segment): Set only_if_ref true for "end".
3924 2009-11-06 Doug Kwan <dougkwan@google.com>
3926 * arm.cc (class Reloc_stub): Correct a comment.
3927 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3928 (Target_arm::scan_section_for_stubs): New method declaration.
3929 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3930 Change methods from private to protected.
3931 (Target_arm::do_may_relax): New method definition.
3932 (Target_arm::do_relax, Target_arm::group_sections,
3933 Target_arm::scan_reloc_for_stub,
3934 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3935 (Target_arm::arm_input_section_map_): New data member declaration.
3936 (Target_arm::scan_reloc_for_stub,
3937 Target_arm::scan_reloc_section_for_stubs,
3938 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3939 Target_arm::do_relax): New method definitions.
3941 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3943 * configure.ac: Check for (struct stat)::st_mtim
3944 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3945 * config.in: Regenerate.
3946 * configure: Regenerate.
3948 2009-11-05 Ian Lance Taylor <iant@google.com>
3951 * output.cc (Output_segment::add_output_section): Add missing
3954 2009-11-04 Ian Lance Taylor <iant@google.com>
3957 * object.h (class Object): Add is_needed and set_is_needed
3958 methods. Add is_needed_ field. Make bool fields into bitfields.
3959 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3960 defined in a dynamic object and referenced by a regular object,
3961 set is_needed for the dynamic object.
3962 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3963 if the file is marked with as_needed and it is not needed.
3965 2009-11-04 Ian Lance Taylor <iant@google.com>
3968 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3969 tags if data is discarded by linker script.
3970 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3971 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3972 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3973 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3975 2009-11-04 Ian Lance Taylor <iant@google.com>
3977 * layout.cc (Layout::get_output_section): Add is_interp and
3978 is_dynamic_linker_section parameters. Change all callers.
3979 (Layout::choose_output_section): Likewise.
3980 (Layout::make_output_section): Likewise.
3981 (Layout::add_output_section_data): Add is_dynamic_linker_section
3982 parameter. Change all callers.
3983 * layout.h (class Layout): Update declarations.
3984 * output.h (class Output_section): Add is_interp, set_is_interp,
3985 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3986 Add is_interp_, is_dynamic_linker_section_ fields. Change
3987 generate_code_fills_at_write_ to a bitfield.
3988 * output.cc (Output_section::Output_sections): Initialize new
3990 (Output_segment::add_output_section): Add do_sort parameter.
3993 2009-11-03 Ian Lance Taylor <iant@google.com>
3996 * options.h (class General_options): Add --warn-common.
3997 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3998 merging two common symbols.
3999 (Symbol_table::should_override): Handle --warn-common when merging
4000 a common symbol with a defined symbol. Use report_resolve_problem
4001 for multiple definitions.
4002 (Symbol_table::report_resolve_problem): New function.
4003 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4005 2009-11-03 Doug Kwan <dougkwan@google.com>
4007 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4009 (Target_arm::stub_factory): New method definition.
4010 (Target_arm::new_arm_input_section,
4011 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4012 Target_arm::reloc_uses_thumb_bit): New method declarations.
4013 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4014 New type definitions.
4015 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4016 member declarations.
4017 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4018 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4019 New method definitions.
4021 2009-11-03 Ian Lance Taylor <iant@google.com>
4023 * options.h (class General_options): Add --warn_constructors.
4025 2009-11-03 Ian Lance Taylor <iant@google.com>
4028 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4029 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4031 2009-11-03 Ian Lance Taylor <iant@google.com>
4034 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4035 --msgid-bugs-address.
4036 (install-pdf): New target.
4037 (install-data_yes): Look up one directory to find mkinstalldirs.
4039 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4041 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4044 2009-10-30 Doug Kwan <dougkwan@google.com>
4046 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4048 2009-10-30 Doug Kwan <dougkwan@google.com>
4050 * arm.cc (Stub_addend_reader): New struct template definition
4051 and partial specializations.
4052 (Stub_addend_reader::operator()): New method definition for a
4053 partially specialized template.
4055 2009-10-30 Doug Kwan <dougkwan@google.com>
4057 * arm.cc (Arm_relobj::processor_specific_flags): New method
4059 (Arm_relobj::do_read_symbols): New method declaration.
4060 (Arm_relobj::processor_specific_flags_): New data member declaration.
4061 (Arm_dynobj): New class definition.
4062 (Target_arm::do_finalize_sections): Add input_objects parameter.
4063 (Target_arm::do_adjust_elf_header): New method declaration.
4064 (Target_arm::are_eabi_versions_compatible,
4065 (Target_arm::merge_processor_specific_flags): New method declaration.
4066 (Target_arm::do_make_elf_object): New overloaded method definitions
4068 (Arm_relobj::do_read_symbols): New method definition.
4069 (Arm_dynobj::do_read_symbols): Ditto.
4070 (Target_arm::do_finalize_sections): Add input_objects parameters.
4071 Merge processor-specific flags from all input objects.
4072 (Target_arm::are_eabi_versions_compatible,
4073 Target_arm::merge_processor_specific_flags,
4074 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4075 New method definitions.
4076 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4077 Input_objects pointer type parameter.
4078 * layout.cc (Layout::finalize): Pass input objects to target's.
4079 finalize_sections function.
4080 * output.cc (Output_file_header::do_sized_write): Set ELF file
4081 header's processor-specific flags.
4082 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4083 Input_objects pointer type parameter.
4084 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4085 * target.h (Input_objects): New forward class declaration.
4086 (Target::processor_specific_flags,
4087 Target::are_processor_specific_flags_sect): New method definitions.
4088 (Target::finalize_sections): Add input_objects parameter.
4089 (Target::Target): Initialize processor_specific_flags_ and
4090 are_processor_specific_flags_set_.
4091 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4093 (Target::set_processor_specific_flags): New method definition.
4094 (Target::processor_specific_flags_,
4095 Target::are_processor_specific_flags_set_): New data member
4097 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4098 Input_objects pointer type parameter.
4100 2009-10-30 Doug Kwan <dougkwan@google.com>
4102 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4104 2009-10-28 Ian Lance Taylor <iant@google.com>
4106 * object.h (class Relobj): Drop options parameter from
4107 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4108 do_scan_relocs, do_relocate. Change all callers.
4109 (class Sized_relobj): Drop options parameters from
4110 do_gc_process_relocs, do_scan_relocs, do_relocate,
4111 do_relocate_sections, relocate_sections, emit_relocs_scan,
4112 emit_relocs_scan_reltype. Change all callers.
4113 (struct Relocate_info): Remove options field and all references to
4115 * reloc.h (class Read_relocs): Remove options constructor
4116 parameter and options_ field. Change all callers.
4117 (class Gc_process_relocs, class Scan_relocs): Likewise.
4118 (class Relocate_task): Likewise.
4119 * target-reloc.h (scan_relocs): Remove options parameter. Change
4121 (scan_relocatable_relocs): Likewise.
4122 * target.h (class Sized_target): Remove options parameter from
4123 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4125 * gc.h (gc_process_relocs): Remove options parameter. Change all
4127 * arm.cc: Update functions to remove options parameters.
4128 * i386.cc: Likewise.
4129 * powerpc.cc: Likewise.
4130 * sparc.cc: Likewise.
4131 * x86_64.cc: Likewise.
4132 * testsuite/testfile.cc: Likewise.
4134 2009-10-28 Doug Kwan <dougkwan@google.com>
4136 * arm.cc (Arm_relobj): New class definition.
4137 (Arm_relobj::scan_sections_for_stubs,
4138 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4139 New method definitions.
4141 2009-10-28 Cary Coutant <ccoutant@google.com>
4143 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4144 (Plugin::cleanup_done_): New member.
4145 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4146 (Plugin_manager::cleanup_done_): Remove.
4147 (Plugin_manager::add_input_file): Edit error message.
4148 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4149 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4151 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4153 * fileread.cc: (File_read::View::~View): Use the new
4154 data_ownership_ filed.
4155 (File_read::~File_read): Dispose the new whole_file_view_.
4156 (File_read::open): Mmap the whole file if needed.
4157 (File_read::open): Use whole_file_view_ instead of contents_.
4158 (File_read::find_view): Use whole_file_view_ if applicable.
4159 (File_read::do_read): Use whole_file_view_ instead of contents_.
4160 (File_read::make_view): Use whole_file_view_ instead of contents_,
4161 update File_read::View::View call.
4162 (File_read::find_or_make_view): Update File_read::View::View
4164 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4166 (File_read::View::Data_ownership): New enum.
4167 (File_read::View::View): Replace bool mapped_ with Data_ownership
4169 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4170 (File_read::View::data_ownership_): New field.
4171 (File_read::contents_): Remove (replaced by whole_file_view_).
4172 (File_read::whole_file_view_): New field.
4173 * options.h (class General_options): Add --keep-files-mapped.
4175 2009-10-27 Cary Coutant <ccoutant@google.com>
4177 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4178 * testsuite/Makefile.am (plugin_test_5): New test case.
4179 * testsuite/Makefile.in: Regenerate.
4181 2009-10-25 Doug Kwan <dougkwan@google.com>
4183 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4184 from private to protected to allow access by child class.
4185 (Sized_relobj::do_relocate_sections): New method declaration.
4186 (Sized_relobj::relocate_sections): Virtualize.
4187 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4188 Sized_relobj::relocate_sections. Instantiate template explicitly
4189 for different target sizes and endianity.
4191 2009-10-24 Doug Kwan <dougkwan@google.com>
4193 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4194 (Arm_input_section::as_arm_input_section): New method.
4195 (Arm_output_section): New class definition.
4196 (Arm_output_section::create_stub_group,
4197 Arm_output_section::group_sections): New method definitions.
4199 2009-10-22 Doug Kwan <dougkwan@google.com>
4201 * arm.cc (Arm_input_section): New class definition.
4202 (Arm_input_section::init, Arm_input_section:do_write,
4203 Arm_input_section::set_final_data_size,
4204 Arm_input_section::do_reset_address_and_file_offset): New method
4207 2009-10-21 Doug Kwan <dougkwan@google.com>
4209 * arm.cc (Stub_table, Arm_input_section): New forward class
4211 (Stub_table): New class defintion.
4212 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4213 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4214 New method definition.
4216 2009-10-21 Doug Kwan <dougkwan@google.com>
4218 * arm.cc: Update copyright comments.
4219 (Target_arm): New forward class template declaration.
4220 (Arm_address): New type.
4221 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4222 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4223 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4225 (Insn_template): Same.
4226 (DEF_STUBS): New macro.
4227 (Stub_type): New enum type.
4228 (Stub_template): New class definition.
4231 (Stub_factory): Same.
4232 (Target_arm::Target_arm): Initialize may_use_blx_ and
4233 should_force_pic_veneer_.
4234 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4235 Target_arm::should_force_pic_veneer,
4236 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4237 Target_arm::using_thumb_only, Target_arm:;default_target): New
4239 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4240 New data member declarations.
4241 (Insn_template::size, Insn_template::alignment): New method defintions.
4242 (Stub_template::Stub_template): New method definition.
4243 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4244 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4245 (Stub_factory::Stub_factory): New method definition.
4246 * gold.h (string_hash): New template.
4247 * output.h (Input_section_specifier::hash_value): Use
4249 (Input_section_specifier::string_hash): Remove.
4250 * stringpool.cc (Stringpool_template::string_hash): Use
4253 2009-10-20 Doug Kwan <dougkwan@google.com>
4255 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4256 symbols of relaxed input sections.
4257 * output.h (Output_section::find_relaxed_input_section): Make
4260 2009-10-16 Doug Kwan <dougkwan@google.com>
4262 * dynobj.cc (Versions::Versions): Initialize version_script_.
4263 Only insert base version symbol definition for a shared object
4264 if version script defines any version versions.
4265 (Versions::define_base_version): New method definition.
4266 (Versions::add_def): Check that base version is not needed.
4267 (Versions::add_need): Define base version lazily.
4268 * dynobj.h (Versions::define_base_version): New method declaration.
4269 (Versions::needs_base_version_): New data member declaration.
4270 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4271 (check_DATA): Add no_version_test.stdout.
4272 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4274 * testsuite/Makefile.in: Regenerate.
4275 * testsuite/no_version_test.c: New file.
4276 * testsuite/no_version_test.sh: Ditto.
4278 2009-10-16 Doug Kwan <dougkwan@google.com>
4280 * expression.cc (class Segment_start_expression): New class definition.
4281 (Segment_start_expression::value): New method definition.
4282 (script_exp_function_segment_start): Return a new
4283 Segment_start_expression.
4284 * gold/script-c.h (script_saw_segment_start_expression): New function
4286 * script-sections.cc (Script_sections::Script_sections): Initialize
4287 SAW_SEGMENT_START_EXPRESSION_ to false.
4288 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4289 and -Tbbs options to specify section addresses if given in
4290 command line and no SEGMENT_START expression is seen in a script.
4291 * script-sections.h (Script_sections::saw_segment_start_expression,
4292 Script_sections::set_saw_segment_start_expression): New method
4294 (Script_sections::saw_segment_start_expression_): New data member
4296 * script.cc (script_saw_segment_start_expression): New function.
4297 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4298 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4299 script_test_7.sh and script_test_8.sh.
4300 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4301 script_test_8.stdout.
4302 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4303 (script_test_6, script_test_6.stdout, script_test_7,
4304 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4305 * Makefile.in: Regenerate.
4306 * testsuite/script_test_6.sh: New file.
4307 * testsuite/script_test_6.t: Same.
4308 * testsuite/script_test_7.sh: Same.
4309 * testsuite/script_test_7.t: Same.
4310 * testsuite/script_test_8.sh: Same.
4312 2009-10-16 Doug Kwan <dougkwan@google.com>
4314 * output.cc (Output_segment::set_section_list_address): Cast
4315 expressions to unsigned long long type to avoid format warnings.
4317 2009-10-15 Ian Lance Taylor <iant@google.com>
4319 * script.cc (Script_options::add_symbol_assignment): Always add a
4320 dot assignment to script_sections_.
4321 * script-sections.cc (Script_sections::add_dot_assignment):
4322 Initialize if necessary.
4324 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4325 program headers with no load segment if there is a linker script.
4327 * layout.cc (Layout::set_segment_offsets): Align the file offset
4328 to the segment aligment for -N or -n with no load segment.
4329 * output.cc (Output_segment::add_output_section): Don't crash if
4330 the first section is a TLS section.
4331 (Output_segment::set_section_list_addresses): Print an error
4332 message if the address moves backward in a linker script.
4333 * script-sections.cc
4334 (Output_section_element_input::set_section_addresses): Don't
4335 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4336 (Orphan_output_section::set_section_addresses): Likewise.
4338 2009-10-15 Doug Kwan <dougkwan@google.com>
4340 * layout.cc (Layout::finish_dynamic_section): Generate tags
4341 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4342 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4343 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4345 2009-10-14 Ian Lance Taylor <iant@google.com>
4347 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4349 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4350 data_shdr fields of relinfo.
4351 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4352 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4353 R_386_TLS_LDO_32, adjust based on section flags.
4354 (Target_i386::Relocate::fix_up_ldo): Remove.
4356 2009-10-13 Ian Lance Taylor <iant@google.com>
4358 Add support for -pie.
4359 * options.h (class General_options): Add -pie and
4361 (General_options::output_is_position_independent): Test -pie.
4362 (General_options::output_is_executable): Return true if not shared
4363 and not relocatable.
4364 (General_options::output_is_pie): Remove.
4365 * options.cc (General_options::finalize): Reject incompatible uses
4367 * gold.cc (queue_middle_tasks): A -pie link is not static.
4368 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4369 * symtab.cc (Symbol::final_value_is_known): Return false if
4370 output_is_position_independent.
4371 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4372 output_is_position_independent.
4373 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4374 output_is_position_independent.
4375 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4376 output_is_position_independent.
4377 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4379 (basic_pie_test.o, basic_pie_test): New targets.
4380 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4381 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4382 (two_file_pie_test): New target.
4383 * testsuite/Makefile.in: Rebuild.
4384 * README: Remove note saying that -pie is not supported.
4386 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4388 * options.h (class General_options): Add -init and -fini.
4389 * layout.cc (Layout::finish_dynamic_section): Emit
4390 given init and fini functions.
4392 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4394 * gc.h (gc_process_relocs): Check if icf is enabled using new
4396 * gold.cc (queue_initial_tasks): Likewise.
4397 (queue_middle_tasks): Likewise.
4398 * object.cc (do_layout): Likewise.
4399 * symtab.cc (is_section_folded): Likewise.
4400 * main.cc (main): Likewise.
4401 * reloc.cc (Read_relocs::run): Likewise.
4402 (Sized_relobj::do_scan_relocs): Likewise.
4403 * icf.cc (is_function_ctor_or_dtor): New function.
4404 (Icf::find_identical_sections): Check if function is ctor or dtor when
4406 * options.h (General_options::icf): Change option to be an enum.
4407 (Icf_status): New enum.
4408 (icf_enabled): New method.
4409 (icf_safe_folding): New method.
4410 (set_icf_status): New method.
4411 (icf_status_): New variable.
4412 * (options.cc) (General_options::finalize): Set icf_status_.
4413 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4414 icf_test and icf_keep_unique_test to use the --icf enum flag.
4415 * testsuite/icf_safe_test.sh: New file.
4416 * testsuite/icf_safe_test.cc: New file.
4418 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4420 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4421 includes to gc.h and icf.h.
4422 * arm.cc: Include gc.h.
4423 * gold.cc: Likewise.
4424 * i386.cc: Likewise.
4425 * powerpc.cc: Likewise.
4426 * sparc.cc: Likewise.
4427 * x86_64.cc: Likewise.
4428 * gc.h: Include icf.h.
4430 2009-10-11 Ian Lance Taylor <iant@google.com>
4432 * plugin.cc: Include "gold.h" before other header files.
4434 2009-10-10 Chris Demetriou <cgd@google.com>
4436 * options.h (Input_file_argument::Input_file_type): New enum.
4437 (Input_file_argument::is_lib_): Replace with...
4438 (Input_file_argument::type_): New member.
4439 (Input_file_argument::Input_file_argument): Take Input_file_type
4440 'type' rather than boolean 'is_lib' as second argument.
4441 (Input_file_argument::is_lib): Use type_.
4442 (Input_file_argument::is_searched_file): New function.
4443 (Input_file_argument::may_need_search): Handle is_searched_file.
4444 * options.cc (General_options::parse_library): Support -l:filename.
4445 (General_options::parse_just_symbols): Update for Input_file_argument
4447 (Command_line::process): Likewise.
4448 * archive.cc (Archive::get_file_and_offset): Likewise.
4449 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4450 * script.cc (read_script_file, script_add_file): Likewise.
4451 * fileread.cc (Input_file::Input_file): Likewise.
4452 (Input_file::will_search_for): Handle is_searched_file.
4453 (Input_file::open): Likewise.
4454 * readsyms.cc (Read_symbols::get_name): Likewise.
4455 * testsuite/Makefile.am (searched_file_test): New test.
4456 * testsuite/Makefile.in: Regenerate.
4457 * testsuite/searched_file_test.cc: New file.
4458 * testsuite/searched_file_test_lib.cc: New file.
4460 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4461 Ian Lance Taylor <iant@google.com>
4463 * descriptor.cc: Include <cstdio> and "binary-io.h".
4464 (Descriptors::open): Open the files in binary mode always.
4465 * script.cc (Lex::get_token): Treat \r as whitespace.
4467 2009-10-09 Ian Lance Taylor <iant@google.com>
4469 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4471 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4472 Ian Lance Taylor <iant@google.com>
4474 * configure.ac: Check for readv function also.
4475 * fileread.cc (readv): Define if not HAVE_READV.
4476 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4478 * config.in: Regenerate.
4479 * configure: Regenerate.
4481 2009-10-09 Doug Kwan <dougkwan@google.com>
4483 * layout.cc (Layout::make_output_section): Call target hook to make
4484 ordinary output section.
4485 (Layout::finalize): Adjust parameter list of call the
4486 Target::may_relax().
4487 * layout.h (class Layout::section_list): New method.
4488 * merge.h (Output_merge_base::entsize): Change visibility to public.
4489 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4491 (Output_merge_string::do_is_string): New method.
4492 * object.cc (Sized_relobj::do_setup): renamed from
4493 Sized_relobj::set_up.
4494 * object.h (Sized_relobj::adjust_shndx,
4495 Sized_relobj::initializ_input_to_output_maps,
4496 Sized_relobj::free_input_to_output_maps): Change visibilities to
4498 (Sized_relobj::setup): Virtualize.
4499 (Sized_relobj::do_setup): New method declaration.
4500 (Sized_relobj::invalidate_section_offset,
4501 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4502 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4503 * options.cc (parse_int): New function.
4504 * options.h (parse_int): New declaration.
4505 (DEFINE_int): New macro.
4506 (stub_group_size): New option.
4507 * output.cc (Output_section::Output_section): Initialize memebers
4508 merge_section_map_, merge_section_by_properties_map_,
4509 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4510 (Output_section::add_input_section): Handled deferred code-fill
4511 generation and remove an old comment.
4512 (Output_section::add_relaxed_input_section): New method definition.
4513 (Output_section::add_merge_input_section): Use merge section by
4514 properties map to speed to search. Update merge section maps
4516 (Output_section::build_relaxation_map): New method definition.
4517 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4519 (Output_section::relax_input_section): Renamed to
4520 Output_section::convert_input_sections_to_relaxed_sections and change
4521 interface to take a vector of pointers to relaxed sections.
4522 (Output_section::find_merge_section,
4523 Output_section::find_relaxed_input_section): New method definitions.
4524 (Output_section::is_input_address_mapped,
4525 Output_section::output_offset, Output_section::output_address):
4526 Use output section data maps to speed up searching.
4527 (Output_section::find_starting_output_address): Add comments.
4528 (Output_section::do_write,
4529 Output_section::write_to_postprocessing_buffer): Do code-fill
4530 generation as appropriate.
4531 (Output_section::get_input_sections): Invalidate relaxed input section
4533 (Output_section::restore_states): Adjust type of checkpoint .
4534 Invalidate relaxed input section map.
4535 * output.h (Output_merge_base): New class declaration.
4536 (Input_section_specifier): New class defintion.
4537 (class Output_relaxed_input_section) Change base class to
4538 Output_section_data_build.
4539 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4540 base class initializer.
4541 (Output_section::add_relaxed_input_section): New method declaration.
4542 (Output_section::Input_section): Change visibility to protected.
4543 (Output_section::Input_section::relobj,
4544 Output_section::Input_section::shndx): Handle relaxed input sections.
4545 Output_section::input_sections) Change visibility to protected. Also
4546 define overload to return a non-const pointer.
4547 (Output_section::Merge_section_properties): New class defintion.
4548 (Output_section::Merge_section_by_properties_map,
4549 Output_section::Output_section_data_by_input_section_map,
4550 Output_section::Relaxation_map): New types.
4551 (Output_section::relax_input_section): Rename method to
4552 Output_section::convert_input_sections_to_relaxed_sections and change
4553 interface to take a vector of relaxed section pointers.
4554 (Output_section::find_merge_section,
4555 Output_section::find_relaxed_input_section,
4556 Output_section::build_relaxation_map,
4557 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4558 New method declarations.
4559 (Output_section::merge_section_map_
4560 Output_section::merge_section_by_properties_map_,
4561 Output_section::relaxed_input_section_map_,
4562 Output_section::is_relaxed_input_section_map_valid_,
4563 Output_section::generate_code_fills_at_write_): New data members.
4564 * script-sections.cc
4565 (Output_section_element_input::set_section_addresses): Call
4566 current_data_size and addralign methods of relaxed input sections.
4567 (Orphan_output_section::set_section_addresses): Call current_data_size
4568 and addralign methods of relaxed input sections.
4569 * symtab.cc (Symbol_table::compute_final_value): Extract template
4570 from the body of Symbol_table::sized_finalize_symbol.
4571 (Symbol_table::sized_finalized_symbol): Call
4572 Symbol_table::compute_final_value.
4573 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4574 (Symbol_table::compute_final_value): New templated method declaration.
4575 * target.cc (Target::do_make_output_section): New method defintion.
4576 * target.h (Target::make_output_section): New method declaration.
4577 (Target::relax): Add more parameters for input objects, symbol table
4578 and layout. Adjust call to do_relax.
4579 (Target::do_make_output_section): New method declaration.
4580 (Target::do_relax): Add parameters for input objects, symbol table
4583 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4585 * pread.c: Include stdio.h.
4587 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4589 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4592 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4594 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4595 Change read_shndx type to unsigned int.
4596 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4598 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4599 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4600 Change read_shndx type to unsigned int.
4601 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4603 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4604 * layout.cc (Layout::create_symtab_sections): Cast the result of
4605 local_symcount * symsize to off_t in the gold_assert.
4607 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4609 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4610 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4612 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4613 (Arm_relocate_functions::thm_abs5): New function.
4614 (Arm_relocate_functions::abs12): New function.
4615 (Arm_relocate_functions::abs16): New function.
4616 (Arm_relocate_functions::base_abs): New function.
4617 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4618 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4619 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4621 (Scan::global): Likewise.
4622 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4623 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4624 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4625 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4628 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4630 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4631 (Arm_relocate_functions::movt_prel): New function.
4632 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4633 (Arm_relocate_functions::thm_movt_prel): New function.
4634 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4635 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4636 (Scan::global, Relocate::relocate): Likewise.
4637 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4639 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4641 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4642 Incremental_checker.
4643 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4645 (class Incremental_inputs_header): New class.
4646 (Incremental_inputs_header_writer): Edit comment.
4647 (Incremental_inputs_entry): New class.
4648 (Incremental_inputs_entry_writer): Edit comment.
4649 (Sized_incremental_binary::do_find_incremental_inputs_section):
4650 Add *strtab_shndx parameter, fill it.
4651 (Sized_incremental_binary::do_check_inputs): New method.
4652 (Incremental_checker::can_incrementally_link_output_file): Use
4653 Sized_incremental_binary::check_inputs.
4654 (Incremental_inputs::report_command_line): Save command line in
4657 (Incremental_binary::find_incremental_inputs_section): New
4659 (Incremental_binary::do_find_incremental_inputs_section): Add
4660 strtab_shndx parameter.
4661 (Incremental_binary::do_check_inputs): New pure virtual method.
4662 (Sized_incremental_binary::do_check_inputs): Declare.
4663 (Incremental_checker::Incremental_checker): Add incremental_inputs
4664 parameter, use it to initialize incremental_inputs_.
4665 (Incremental_checker::incremental_inputs_): New field.
4666 (Incremental_checker::command_line): New method.
4667 (Incremental_checker::inputs): New method.
4668 (Incremental_checker::command_line_): New field.
4670 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4672 * incremental.cc: Include <cstdarg> and "target-select.h".
4673 (vexplain_no_incremental): New function.
4674 (explain_no_incremental): New function.
4675 (Incremental_binary::error): New method.
4676 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4678 (make_sized_incremental_binary): New function.
4679 (open_incremental_binary): New function.
4680 (can_incrementally_link_file): Add checks if output is ELF and has
4682 * incremental.h: Include "elfcpp_file.h" and "output.h".
4683 (Incremental_binary): New class.
4684 (Sized_incremental_binary): New class.
4685 (open_incremental_binary): Declare.
4686 * object.cc (is_elf_object): Use
4687 elfcpp::Elf_recognizer::is_elf_file.
4688 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4689 * output.h (Output_file::filesize): New method.
4691 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4693 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4695 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4696 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4698 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4700 (Arm_relocate_functions::movw_abs_nc): New function.
4701 (Arm_relocate_functions::movt_abs): New function.
4702 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4703 (Arm_relocate_functions::thm_movt_abs): New function.
4704 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4705 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4706 (Scan::global): Likewise.
4707 (Relocate::relocate): Likewise.
4708 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4710 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4712 * arm.cc (Arm_relocate_functions::got_prel) New function.
4713 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4714 (Relocate::relocate): Likewise.
4715 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4717 2009-10-06 Ian Lance Taylor <iant@google.com>
4719 * options.h (class General_options): Define
4720 split_stack_adjust_size parameter.
4721 * object.h (class Object): Add uses_split_stack_ and
4722 has_no_split_stack_ fields. Add uses_split_stack and
4723 has_no_split_stack accessor functions. Declare
4724 handle_split_stack_section.
4725 (class Reloc_symbol_changes): Define.
4726 (class Sized_relobj): Define Function_offsets. Declare
4727 split_stack_adjust, split_stack_adjust_reltype, and
4729 * object.cc (Object::handle_split_stack_section): New function.
4730 (Sized_relobj::do_layout): Call handle_split_stack_section.
4731 * dynobj.cc (Sized_dynobj::do_layout): Call
4732 handle_split_stack_section.
4733 * reloc.cc (Sized_relobj::relocate_sections): Call
4734 split_stack_adjust for executable sections in split_stack
4735 objects. Pass reloc_map to relocate_section.
4736 (Sized_relobj::split_stack_adjust): New function.
4737 (Sized_relobj::split_stack_adjust_reltype): New function.
4738 (Sized_relobj::find_functions): New function.
4739 * target-reloc.h: Include "object.h".
4740 (relocate_section): Add reloc_symbol_changes parameter. Change
4742 * target.h (class Target): Add calls_non_split method. Declare
4743 do_calls_non_split virtual method. Declare match_view and
4745 * target.cc: Include "elfcpp.h".
4746 (Target::do_calls_non_split): New function.
4747 (Target::match_view): New function.
4748 (Target::set_view_to_nop): New function.
4749 * gold.cc (queue_middle_tasks): Give an error if mixing
4750 split-stack and non-split-stack objects with -r.
4751 * i386.cc (Target_i386::relocate_section): Add
4752 reloc_symbol_changes parameter.
4753 (Target_i386::do_calls_non_split): New function.
4754 * x86_64.cc (Target_x86_64::relocate_section): Add
4755 reloc_symbol_changes parameter.
4756 (Target_x86_64::do_calls_non_split): New function.
4757 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4759 * powerpc.cc (Target_powerpc::relocate_section): Add
4760 reloc_symbol_changes parameter.
4761 * sparc.cc (Target_sparc::relocate_section): Add
4762 reloc_symbol_changes parameter.
4763 * configure.ac: Call AM_CONDITIONAL for the default target.
4764 * configure: Rebuild.
4765 * testsuite/Makefile.am (TEST_AS): New variable.
4766 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4767 (check_DATA): Add split_i386 and split_x86_64 files.
4768 (SPLIT_DEFSYMS): Define.
4769 (split_i386_[1234n].o): New targets.
4770 (split_i386_[124]): New targets.
4771 (split_i386_[1234r].stdout): New targets.
4772 (split_x86_64_[1234n].o): New targets.
4773 (split_x86_64_[124]): New targets.
4774 (split_x86_64_[1234r].stdout): New targets.
4775 (MOSTLYCLEANFILES): Add new executables.
4776 * testsuite/split_i386.sh: New file.
4777 * testsuite/split_x86_64.sh: New file.
4778 * testsuite/split_i386_1.s: New file.
4779 * testsuite/split_i386_2.s: New file.
4780 * testsuite/split_i386_3.s: New file.
4781 * testsuite/split_i386_4.s: New file.
4782 * testsuite/split_i386_n.s: New file.
4783 * testsuite/split_x86_64_1.s: New file.
4784 * testsuite/split_x86_64_2.s: New file.
4785 * testsuite/split_x86_64_3.s: New file.
4786 * testsuite/split_x86_64_4.s: New file.
4787 * testsuite/split_x86_64_n.s: New file.
4788 * testsuite/testfile.cc (Target_test): Update relocation_section
4790 * testsuite/Makefile.in: Rebuild.
4792 2009-10-06 Ian Lance Taylor <iant@google.com>
4794 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4795 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4796 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4797 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4798 the address on ldo_addrs_.
4799 (Target_i386::Relocate::fix_up_ldo): New function.
4801 2009-10-06 Rafael Espindola <espindola@google.com>
4803 * plugin.cc (add_input_library): New.
4804 (Plugin::load): Add add_input_library to tv.
4805 (Plugin_manager::add_input_file): Add the is_lib argument.
4806 (add_input_file): Update call to Plugin_manager::add_input_file.
4807 (add_input_library): New.
4808 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4810 2009-09-30 Doug Kwan <dougkwan@google.com>
4812 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4813 symbol and call Symbol::may_need_copy_reloc to determine if
4814 a copy reloc is needed.
4815 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4816 nocopyreloc is given in command line.
4817 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4818 given in command line.
4819 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4820 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4821 of the removed Target_i386::may_need_copy_reloc.
4822 * options.h (copyreloc): New option with default value false.
4823 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4824 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4825 instead of the removed Target_powerpc::may_need_copy_reloc.
4826 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4827 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4828 instead of the removed Target_sparc::may_need_copy_reloc.
4829 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4830 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4831 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4832 instead of the removed Target_x86_64::may_need_copy_reloc.
4834 2009-09-30 Ian Lance Taylor <iant@google.com>
4836 * object.h (class Object): Remove target_ field, and target,
4837 sized_target, and set_target methods.
4838 (Object::sized_target): Remove.
4839 (class Sized_relobj): Update declarations. Remove sized_target.
4840 * object.cc (Sized_relobj::setup): Remove target parameter.
4842 (Input_objects::add_object): Don't do anything with the target.
4843 (make_elf_sized_object): Add punconfigured parameter. Change all
4844 callers. Set or test parameter target.
4845 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4847 * parameters.cc (Parameters::set_target): Change parameter type to
4849 (Parameters::default_target): Remove.
4850 (set_parameters_target): Change parameter type to be non-const.
4851 (parameters_force_valid_target): New function.
4852 (parameters_clear_target): New function.
4853 * parameters.h (class Parameters): Update declarations. Remove
4854 default_target method. Add sized_target and clear_target
4855 methods. Change target_ to be non-const.
4856 (set_parameters_target): Update declaration.
4857 (parameters_force_valid_target): Declare.
4858 (parameters_clear_target): Declare.
4859 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4860 as NULL if we aren't searching.
4861 (Add_symbols::run): Don't check for compatible target.
4862 * fileread.cc (Input_file::open_binary): Call
4863 parameters_force_valid_target.
4864 * gold.cc (queue_middle_tasks): Likewise.
4865 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4866 set_target on object.
4867 * dynobj.h (class Sized_dynobj): Update declarations.
4868 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4869 make_elf_object returns NULL.
4870 (Archive::include_member): Don't check whether object target is
4872 * output.cc (Output_section::add_input_section): Get target from
4874 (Output_section::relax_input_section): Likewise.
4875 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4877 (Sized_relobj::do_scan_relocs): Likewise.
4878 (Sized_relobj::relocate_sections): Likewise.
4879 * resolve.cc (Symbol_table::resolve): Likewise.
4880 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4881 parameter. Change all callers.
4882 (Symbol_table::add_from_object): Get target from parameters.
4883 (Symbol_table::add_from_relobj): Don't check object target.
4884 (Symbol_table::add_from_dynobj): Likewise.
4885 (Symbol_table::define_special_symbol): Get target from
4887 * symtab.h (class Symbol_table): Update declaration.
4888 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4889 parameter. Change all callers. Clear parameter target.
4890 (Binary_test): Test target here.
4891 * testsuite/object_unittest.cc (gold_testsuite): Remove
4892 target_test_pointer parameter. Change all callers.
4893 (Object_test): Test target here.
4895 2009-09-26 Ian Lance Taylor <iant@google.com>
4897 * testsuite/initpri1.c: Don't try to use constructor priorities if
4898 compiling with gcc before 4.3.
4900 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4902 * testsuite/retain_symbols_file_test.sh (check_present): Change
4903 output file name to retain_symbols_file_test.stdout.
4904 (check_absent): Likewise.
4906 2009-09-18 Craig Silverstein <csilvers@google.com>
4908 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4909 * options.cc: Include <cerrno> and <fstream>.
4910 (General_options::finalize): Parse -retain-symbols-file tag.
4911 * options.h: New flag.
4912 (General_options): New method should_retain_symbol, new
4913 variable symbols_to_retain.
4914 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4915 should_retain_symbol map.
4916 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4917 * testsuite/Makefile.in: Regenerate.
4918 * testsuite/retain_symbols_file_test.sh: New file.
4920 2009-09-18 Nick Clifton <nickc@redhat.com>
4922 * po/es.po: Updated Spanish translation.
4924 2009-09-17 Doug Kwan <dougkwan@google.com>
4926 * debug.h (DEBUG_RELAXATION): New constant.
4927 (DEBUG_ALL): Add DEBUG_RELAXATION.
4928 (debug_string_to_enum): Add relaxation debug option.
4930 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4931 Layout::Relaxation_debug_check::read_sections,
4932 Layout::Relaxation_debug_check::read_sections): New method definitions.
4933 (Layout::Layout): Initialize data members
4934 record_output_section_data_from_scrips_,
4935 script_output_section_data_list_ and relaxation_debug_check_.
4936 (Layout::save_segments, Layout::restore_segments,
4937 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4938 Layout::relaxation_loop_body): New method definitions.
4939 (Layout::finalize): Support relaxation. Move section layout code to
4940 Layout::relaxation_loop_body.
4941 (Layout::set_asection_address_from_script): Move code for orphan
4942 section placement out.
4943 (Layout::place_orphan_sections_in_script): New method definition.
4944 * layout.h (Output_segment_headers, Output_file_header):
4945 New forward class declarations.
4946 (Layout::~Layout): Define.
4947 (Layout::new_output_section_data_from_script): New method definition.
4948 (Layout::place_orphan_sections_in_script): New method declaration.
4949 (Layout::Segment_states): New type declaration.
4950 (Layout::save_segments, Layout::restore_segments,
4951 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4952 Layout::relaxation_loop_body): New method declarations.
4953 (Layout::Output_section_data_list): New type declaration.
4954 (Layout::Relaxation_debug_check): New class definition.
4955 (Layout::record_output_section_data_from_script_,
4956 Layout::script_output_section_data_list_, Layout::segment_states_,
4957 Layout::relaxation_debug_check_): New data members.
4958 * output.cc: (Output_section_headers::do_size): New method definition.
4959 (Output_section_headers::Output_section_headers): Move size
4960 computation to Output_section_headers::do_size.
4961 (Output_segment_headers::do_size): New method definition.
4962 (Output_file_header::Output_file_header): Move size computation to
4963 Output_file_header::do_size and call it.
4964 (Output_file_header::do_size): New method definition.
4965 (Output_data_group::Output_data_group): Adjust call to
4966 Output_section_data.
4967 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4968 (Output_symtab_xindex::do_write): Add array bound check.
4969 (Output_section::Input_section::print_to_mapfile): Handle
4970 RELAXED_INPUT_SECTION_CODE.
4971 (Output_section::Output_section): Initialize data member checkpoint_.
4972 (Output_section::~Output_section): Delete checkpoint object pointed
4974 (Output_section::add_input_section): Always add an Input_section if
4976 (Output_section::add_merge_input_section): Add assert.
4977 (Output_section::relax_input_section): New method definition.
4978 (Output_section::set_final_data_size): Set load address to zero for
4979 an unallocated section.
4980 (Output_section::do_address_and_file_offset_have_reset_values):
4981 New method definition.
4982 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4983 Handle relaxed input section.
4984 (Output_section::sort_attached_input_sections): Checkpoint input
4985 section list lazily.
4986 (Output_section::get_input_sections): Change type of input_sections to
4987 list of Simple_input_section pointers. Checkpoint input section list
4988 lazily. Also handle relaxed input sections.
4989 (Output_section::add_input_section_for_script): Take a reference to
4990 a Simple_input_section object instead of Relobj pointer and section
4991 index as parameter. Handle relaxed input sections.
4992 (Output_section::save_states, Output_section::restore_states): New
4994 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4995 (Output_data::is_data_size_fixed): New method definition.
4996 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4998 (Output_data::address_and_file_offset_have_reset_values): New method
5000 (Output_data::do_address_and_file_offset_have_reset_values): New method
5002 (Output_data::set_data_size): Check that data size is not fixed.
5003 (Output_data::fix_data_size): New method definition.
5004 (Output_data::is_data_size_fixed_): New data member.
5005 (Output_section_headers::set_final_data_size): New method definition.
5006 (Output_section_headers::do_size): New method declaration.
5007 (Output_segment_headers::set_final_data_size): New method definition.
5008 (Output_segment_headers::do_size): New method declaration.
5009 (Output_file_header::set_final_data_size)::New method definition.
5010 (Output_file_header::do_size)::New method declaration.
5011 (Output_section_data::Output_section_data): Add new parameter
5012 is_data_size_fixed and use it to fix data size.
5013 (Output_data_const::Output_data_const): Adjust call to base class
5014 constructor and fix data size.
5015 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5016 base class constructor and fix data size.
5017 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5018 base class constructor and fix data size.
5019 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5020 class constructor and fix data size.
5021 (Output_data_group::set_final_data_size): New method definition.
5022 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5023 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5024 class constructor and fix data size.
5025 (Output_relaxed_input_section): New class definition.
5026 (Output_section::Simple_input_section): New class definition.
5027 (Output_section::get_input_sections): Adjust parameter list.
5028 (Output_section::add_input_section_for_script): Same.
5029 (Output_section::save_states, Output_section::restore_states,
5030 Output_section::do_address_and_file_offset_have_reset_values,
5031 (Output_section::Input_section::Input_section): Handle
5032 RELAXED_INPUT_SECTION_CODE. Add new overload for
5033 Output_relaxed_input_section.
5034 (Output_section::Input_section::is_input_section,
5035 Output_section::Input_section::set_output_section): Handle relaxed
5037 (Output_section::Input_section::is_relaxed_input_section,
5038 Output_section::Input_section::output_section_data,
5039 Output_section::Input_section::relaxed_input_section): New method
5041 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5043 (Output_section::Input_section::u1_): Update comments.
5044 (Output_section::Input_section::u2_): Add new union member poris.
5045 (Output_section::Checkpoint_output_section): New classs definition.
5046 (Output_section::relax_input_section): New method declaration.
5047 (Output_section::checkpoint_): New data member.
5048 (Output_segment): Update comments.
5049 (Output_segment::Output_segment): Un-privatize copy constructor.
5050 (Output_segment::operator=): Un-privatize.
5051 * script-sections.cc (Output_section_element::Input_section_list):
5052 Change element type to Output_section::Simple_input_section.
5053 (Output_section_element_dot_assignment::set_section_addresses):
5054 Register output section data for relaxation clean up.
5055 (Output_data_exression::Output_data_expression): Adjust call to base
5056 constructor to fix data size.
5057 (Output_section_element_data::set_section_addresses): Register
5058 Output_data_expression object for relaxation clean up.
5059 (struct Input_section_info): Replace Relobj pointer and section index
5060 pair with Output_section::Simple_input_section and Convert struct to a
5062 (Input_section_sorter::operator()): Adjust access to
5063 Input_section_info data member to use accessors.
5064 (Output_section_element_input::set_section_addresses): Use layout
5065 parameter. Adjust code to use Output_section::Simple_input_section
5066 and Input_secction_info classes. Register filler for relaxation
5068 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5069 and section index pair with Output_section::Simple_input_section
5070 class. Adjust code accordingly.
5071 (Phdrs_element::release_segment): New method definition.
5072 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5074 (Script_sections::release_segments): New method definition.
5075 * gold/script-sections.h (Script_sections::release_segments): New
5077 * gold/target.h (Target::may_relax, Target::relax,
5078 Target::do_may_relax, Target::do_relax): New method definitions.
5080 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5082 * arm.cc (has_signed_unsigned_overflow): New function.
5083 (Arm_relocate_functions::abs8): New function.
5084 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5085 (Target_arm::Scan::global): Likewise.
5086 (Target_arm::relocate::relocate): Likewise.
5087 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5090 2009-09-16 Cary Coutant <ccoutant@google.com>
5092 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5093 * testsuite/Makefile.in: Regenerate.
5095 2009-09-11 Nick Clifton <nickc@redhat.com>
5097 * po/gold.pot: Updated by the Translation project.
5099 2009-09-08 Cary Coutant <ccoutant@google.com>
5101 * output.cc (Output_file::open): Add execute permission to empty file.
5102 * testsuite/Makefile.am (permission_test): New test.
5103 * testsuite/Makefile.in: Regenerate.
5105 2009-09-02 Ian Lance Taylor <iant@google.com>
5107 * output.cc (Output_file::resize): Call map_no_anonymous rather
5110 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5112 * gold.cc: Include "incremental.h".
5113 (queue_initial_tasks): Call Incremental_checker methods.
5114 * incremental.cc: Include "output.h".
5115 (Incremental_checker::can_incrementally_link_output_file): New
5117 * incremental.h (Incremental_checker): New class.
5119 * output.cc (Output_file::open_for_modification): New method.
5120 (Output_file::map_anonymous): Changed return type to bool. Record
5122 (Output_file::map_no_anonymous): New method, broken out of map.
5123 (Output_file::map): Use map_no_anonymous and map_anonymous.
5124 * output.h (class Output_file): Update declarations.
5126 2009-08-24 Cary Coutant <ccoutant@google.com>
5128 * options.h (Command_line::Pre_options): New class.
5129 (Command_line::pre_options): New member.
5130 * options.cc (gold::options::ready_to_register): New variable.
5131 (One_option::register_option): Do nothing if not registering options.
5132 Assert if same short option registered twice.
5133 (General_options::General_options): Turn off option registration when
5135 (Command_line::Pre_options::Pre_options): New constructor.
5137 2009-08-24 Cary Coutant <ccoutant@google.com>
5139 * options.h (General_options::no_keep_memory): Remove incorrect
5142 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5144 * Makefile.am (am__skiplex, am__skipyacc): New.
5145 * Makefile.in: Regenerate.
5147 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5149 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5150 (INCLUDES): ... this.
5151 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5152 (AM_CPPFLAGS): Renamed from ...
5153 (INCLUDE): ... this.
5154 * Makefile.in, testsuite/Makefile.in: Regenerate.
5156 * Makefile.in: Regenerate.
5157 * aclocal.m4: Likewise.
5158 * config.in: Likewise.
5159 * configure: Likewise.
5160 * testsuite/Makefile.in: Likewise.
5162 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5163 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5164 * Makefile.in: Regenerate.
5165 * testsuite/Makefile.in: Regenerate.
5167 2009-08-19 Cary Coutant <ccoutant@google.com>
5169 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5170 symbols in shared libraries overridden by hidden or internal symbols
5171 in the main program.
5173 2009-08-19 Chris Demetriou <cgd@google.com>
5175 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5176 checking source file names in error messages.
5178 2009-08-18 Doug Kwan <dougkwan@google.com>
5180 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5181 an elcpp::Ehdr as parameter. Adjust call to set_target.
5182 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5183 an elfcpp::Ehdr as parameter.
5184 * object.cc (Object::set_target): Remove the version that looks up
5185 a target and sets it.
5186 (Sized_relobj::setup): Take a Target object instead of
5187 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5188 (make_elf_sized_object): Find target and ask target to
5190 * object.h: (Object::set_target): Remove the version that looks up
5191 a target and sets it.
5192 (Sized_relobj::setup): Take a Target object instead of
5193 an elfcpp:Ehdr as parameter.
5194 * target.cc: Include dynobj.h.
5195 (Target::do_make_elf_object_implementation): New.
5196 (Target::do_make_elf_object): New.
5197 * target.h (Target::make_elf_object): New template declaration.
5198 (Target::do_make_elf_object): New method declarations.
5199 (Target::do_make_elf_object_implementation): New template declaration.
5201 2009-08-14 Ian Lance Taylor <iant@google.com>
5203 * gold.h (FUNCTION_NAME): Define.
5204 (gold_unreachable): Use FUNCTION_NAME.
5206 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5208 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5209 symbol in the --keep-unique list is not found.
5211 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5213 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5214 been maked as --keep-unique.
5215 (Icf::unfold_section): New function.
5216 * icf.h (Icf::unfold_section): New function.
5217 * options.h (General_options::keep_unique): New option.
5218 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5219 * testsuite/Makefile.in: Regenerate.
5220 * testsuite/icf_keep_unique_test.sh: New file.
5221 * testsuite/icf_keep_unique_test.cc: New file.
5223 2009-08-12 Cary Coutant <ccoutant@google.com>
5226 * resolve.cc (Symbol_table::resolve): Check for references from
5227 dynamic objects to hidden and internal symbols.
5228 * testsuite/Makefile.am (hidden_test.sh): New test.
5229 * testsuite/Makefile.in: Regenerate.
5230 * testsuite/hidden_test.sh: New script.
5231 * testsuite/hidden_test_1.c: New test source.
5232 * testsuite/hidden_test_main.c: New test source.
5234 2009-08-11 Doug Kwan <dougkwan@google.com>
5236 * arm.cc: Update comments.
5237 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5238 segment to locate the .ARM.exidx section if present.
5240 2009-08-09 Doug Kwan <dougkwan@google.com>
5242 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5245 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5246 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5249 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5251 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5252 valid tls_segment only for non-debug-section relocations.
5253 * testsuite/Makefile.am: Add gc_tls_test.
5254 * testsuite/Makefile.in: Regenerate.
5255 * testsuite/gc_tls_test.cc: New file.
5256 * testsuite/gc_tls_test.sh: New file.
5258 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5262 * Makefile.am (CCFILES): Add icf.cc.
5264 * Makefile.in: Regenerate.
5265 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5266 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5267 section, symbol and addend information for the relocs.
5268 * gold.cc (queue_middle_tasks): Call identical code folding.
5269 * gold.h: Add defines for multimap.
5270 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5271 to the call of finalize_local_symbols.
5272 * main.cc (main): Create object of class Icf.
5273 * object.cc (Sized_relobj::do_layout): Allow this function to be
5274 called twice during icf.
5275 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5276 to sections marked as identical by icf.
5277 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5279 (Sized_relobj::do_section_entsize): New function.
5280 * object.h (Object::section_entsize): New function.
5281 (Object::do_section_entsize): New pure virtual function.
5282 (Relobj::finalize_local_symbols): Add new parameter.
5283 (Relobj::do_section_entsize): New function.
5284 * options.h (General_options::icf): New option.
5285 (General_options::icf_iterations): New option.
5286 (General_options::print_icf_sections): New option.
5287 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5288 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5289 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5291 * symtab.cc (Symbol_table::is_section_folded): New function.
5292 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5293 to sections marked as identical by icf.
5294 * symtab.h (Symbol_table::set_icf): New function.
5295 (Symbol_table::icf): New function.
5296 (Symbol_table::is_section_folded): New function.
5297 (Symbol_table::icf_): New data member.
5298 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5299 * testsuite/Makefile.am: Add commands to build icf_test.
5300 * testsuite/Makefile.in: Regenerate.
5301 * testsuite/icf_test.sh: New file.
5302 * testsuite/icf_test.cc: New file.
5304 2009-07-24 Chris Demetriou <cgd@google.com>
5306 * layout.cc (is_compressible_debug_section): Fix incorrect
5307 comment about compressed section names.
5309 2009-07-20 Ian Lance Taylor <ian@airs.com>
5312 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5314 2009-07-16 Ian Lance Taylor <iant@google.com>
5317 * layout.h: #include <map>.
5318 (class Kept_section): Change from struct to class. Add accessors
5319 and setters. Add section size to Comdat_group mapping. Change
5320 Comdat_group to std::map. Add is_comdat_ field. Add
5321 linkonce_size field in union.
5322 (class Layout): Update declaration of find_or_add_kept_section.
5323 Don't declare find_kept_object.
5324 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5325 parameter. Add object, shndx, is_comdat, and is_group_name
5326 parameters. Change all callers. Adjust for new Kept_section.
5327 (Layout::find_kept_object): Remove.
5328 * object.cc (Sized_relobj::include_section_group): Update use of
5329 Kept_section. Rename secnum to shndx. Only record
5330 Kept_comdat_section if sections are the same size.
5331 (Sized_relobj::include_linkonce_section): Update use of
5332 Kept_section. Only record Kept_comdat_section if sections are the
5333 same size. Set size of linkonce section.
5334 (Sized_relobj::map_to_kept_section): Update call to
5335 get_kept_comdat_section.
5336 * object.h (class Sized_relobj): Rename fields in
5337 Kept_comdat_section to drop trailing underscores; change object
5338 field to Relobj*. Change Kept_comdat_section_table to store
5339 struct rather than pointer.
5340 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5341 Add kept_object and kept_shndx parameters. Change all callers.
5342 (Sized_relobj::get_kept_comdat_section): Change return type to
5343 bool. Add kept_object and kept_shndx parameters. Change all
5345 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5346 Layout::find_or_add_kept_section.
5348 2009-07-09 Ian Lance Taylor <iant@google.com>
5350 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5351 Reserve space in the hash table.
5353 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5355 * fileread.cc (File_read::get_mtime): New method.
5356 * fileread.h (Timespec): New structure.
5357 (File_read::get_mtime): New method.
5358 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5359 Renamed from timestamp_nsec.
5360 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5362 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5364 (Incremental_inputs::report_archive): Save mtime; style fix.
5365 (Incremental_inputs::report_obejct): Save mtime; style fix.
5366 (Incremental_inputs::report_script): Save mtime; style fix.
5367 (Incremental_inputs::finalize_inputs): Style fix.
5368 (Incremental_inputs::finalize): Style fix.
5369 (Incremental_inputs::create_input_section_data): Store inputs
5371 * incremental.h (Incremental_inputs::report_script): Add mtime
5373 (Incremental_inputs::Input_info::Input_info): Intialize only one
5375 (Incremental_inputs::Input_info::archive): Move to nameless
5377 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5378 (Incremental_inputs::Input_info::script): Move to nameless union.
5379 (Incremental_inputs::mtime): New field.
5380 * script.cc (read_input_script): Pass file mtime to
5382 * script.h (Script_info::inputs): Style fix.
5384 2009-07-01 Ian Lance Taylor <ian@airs.com>
5386 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5389 2009-06-24 Ian Lance Taylor <iant@google.com>
5392 * layout.cc (Layout::choose_output_section): If we find an
5393 existing section, update the flags.
5394 (Layout::create_notes): New function, broken out of
5396 (Layout::finalize): Don't create note sections.
5397 (Layout::create_note): Don't crash if linker script discards
5399 (Layout::create_gold_note): Likewise.
5400 (Layout::create_build_id): Likewise. Don't set
5401 after_input_sections on the section.
5402 (Layout::create_executable_stack_info): Remove target parameter.
5404 * layout.h (class Layout): Declare create_notes. Update
5405 declaration of create_executable_stack_info.
5406 * gold.cc (queue_middle_tasks): Call create_notes.
5407 * output.cc (Output_section::update_flags_for_input_section): Move
5408 here from output.h. If SHF_ALLOC flag is newly set, mark address
5410 * output.h (Output_data::mark_address_invalid): New function.
5411 (class Output_section): Only declare, not define,
5412 update_flags_for_input_section. Remove set_flags.
5414 2009-06-24 Ian Lance Taylor <iant@google.com>
5416 * script-sections.cc (Output_section_definition::
5417 set_section_addresses): Rename shadowing local load_address to
5420 2009-06-24 Ian Lance Taylor <iant@google.com>
5423 * reloc.cc (relocate_sections): Skip empty relocation sections.
5425 2009-06-23 Ian Lance Taylor <iant@google.com>
5428 * layout.cc (Layout::create_note): Use choose_output_section
5429 rather than make_output_section.
5431 2009-06-23 Ian Lance Taylor <iant@google.com>
5434 * options.cc (General_options::parse_V): Set printed_version_.
5435 (General_options::General_options): Initialize printed_version_.
5436 * options.h (class General_options): Add printed_version_ field.
5437 * gold.cc (queue_initial_tasks): If there are no input files,
5438 don't give a fatal error if we printed the version information.
5439 (queue_middle_tasks): If using -r with a shared object, give a
5440 fatal error rather than an ordinary error.
5442 2009-06-23 Ian Lance Taylor <iant@google.com>
5445 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5446 (Layout::make_output_section): Set have_stabstr_section_ if we see
5447 a .stab*str section.
5448 (Layout::finalize): Call link_stabs_sections.
5449 (Layout::link_stabs_sections): New file.
5450 * layout.h (class Layout): Add have_stabstr_section_ field.
5451 Declare link_stabs_sections.
5453 2009-06-23 Doug Kwan <dougkwan@google.com>
5455 * Makefile.am (libgold_a_LIBADD): New.
5456 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5457 * Makefile.in: Regenerate.
5458 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5459 * configure: Regenerate.
5460 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5461 * fileread.cc: Include sys/state.h
5462 * gold.h: Declare memmem and strndup if found missing.
5463 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5465 2009-06-23 Ian Lance Taylor <iant@google.com>
5467 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5468 * configure: Rebuild.
5470 2009-06-23 Ian Lance Taylor <iant@google.com>
5473 * object.cc (Object::section_contents): Don't try to get a view if
5474 the section has length zero.
5475 (Object::handle_gnu_warning_section): If the section is empty, use
5476 the name of the section as the warning.
5478 2009-06-23 Ian Lance Taylor <iant@google.com>
5481 * stringpool.h (class Stringpool_template): Add optimize_ field.
5482 (Stringpool_template::set_optimize): New function.
5483 * stringpool.cc (Stringpool_template::Stringpool_template):
5484 Initialize optimize_ field.
5485 (Stringpool_template::set_string_offsets): Test local optimize
5486 fild rather than parameter.
5487 * layout.cc (Layout::Layout): Call set_optimize on the section
5490 2009-06-22 Ian Lance Taylor <iant@google.com>
5493 * yyscript.y: Parse TARGET.
5494 * script.cc (script_set_target): New function.
5495 * script-c.h (script_set_target): Declare.
5496 * options.cc (General_options::string_to_object_format): Rename
5497 from string_to_object_format in anonymous namespace. Change
5499 * options.h (class General_options): Declare
5500 string_to_object_format.
5502 2009-06-22 Ian Lance Taylor <iant@google.com>
5504 * script-sections.cc (Script_sections::create_segments): Don't put
5505 program headers in a PT_LOAD segment if -n or -N.
5507 2009-06-22 Ian Lance Taylor <iant@google.com>
5510 * options.h (class General_options): Add -z lazy and -z now. Sort
5511 -z options into alphabetical order.
5512 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5514 2009-06-21 Ian Lance Taylor <iant@google.com>
5516 * layout.cc (Layout::make_output_section): Call
5517 Target::new_output_section.
5518 (Layout::attach_allocated_section_to_segment): Put large section
5519 sections in a separate load segment with the large segment flag
5521 (Layout::segment_precedes): Sort large data segments after other
5523 (align_file_offset): New static function.
5524 (Layout::set_segment_offsets): Use align_file_offset.
5525 * output.h (class Output_section): Add is_small_section_ and
5526 is_large_section_ fields.
5527 (Output_section::is_small_section): New function.
5528 (Output_section::set_is_small_section): New function.
5529 (Output_section::is_large_section): New function.
5530 (Output_section::set_is_large_section): New function.
5531 (Output_section::is_large_data_section): New function.
5532 (class Output_segment): Add is_large_data_segment_ field.
5533 (Output_segment::is_large_data_segment): New function.
5534 (Output_segment::set_is_large_data_segment): New function.
5535 * output.cc (Output_section::Output_section): Initialize new
5537 (Output_segment::Output_segment): Likewise.
5538 (Output_segment::add_output_section): Add assertion that large
5539 data sections always go in large data segments. Force small data
5540 sections to the end of the list of data sections. Force small BSS
5541 sections to the start of the list of BSS sections. For large BSS
5542 sections to the end of the list of BSS sections.
5543 * symtab.h (class Symbol): Declare is_common_shndx.
5544 (Symbol::is_defined): Check Symbol::is_common_shndx.
5545 (Symbol::is_common): Likewise.
5546 (class Symbol_table): Define enum Commons_section_type. Update
5547 declarations. Add small_commons_ and large_commons_ fields.
5548 * symtab.cc (Symbol::is_common_shndx): New function.
5549 (Symbol_table::Symbol_table): Initialize new fields.
5550 (Symbol_table::add_from_object): Put small and large common
5551 symbols in the right list.
5552 (Symbol_table::sized_finalized_symbol): Check
5553 Symbol::is_common_shndx.
5554 (Symbol_table::sized_write_globals): Likewise.
5555 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5556 common symbol lists. Don't call do_allocate_commons_list if the
5558 (Symbol_table::do_allocate_commons_list): Remove is_tls
5559 parameter. Add comons_section_type parameter. Change all
5560 callers. Handle small and large common symbols.
5561 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5562 Symbol::is_common_shndx.
5563 * resolve.cc (symbol_to_bits): Likewise.
5564 * target.h (Target::small_common_shndx): New function.
5565 (Target::small_common_section_flags): New function.
5566 (Target::large_common_shndx): New function.
5567 (Target::large_common_section_flags): New function.
5568 (Target::new_output_section): New function.
5569 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5570 small_common_section_flags, and large_common_section_flags
5572 (Target::do_new_output_section): New virtual function.
5573 * arm.cc (Target_arm::arm_info): Initialize new fields.
5574 * i386.cc (Target_i386::i386_info): Likewise.
5575 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5577 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5578 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5579 (Target_x86_64::do_new_output_section): New function.
5580 * configure.ac: Define conditional MCMODEL_MEDIUM.
5581 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5582 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5583 (large_LDFLAGS): Define.
5584 * testsuite/large.c: New file.
5585 * testsuite/testfile.cc (Target_test::test_target_info):
5586 Initialize new fields.
5587 * configure, testsuite/Makefile.in: Rebuild.
5589 2009-06-05 Doug Kwan <dougkwan@google.com>
5591 * Makefile.am (CCFILES): Add target.cc.
5592 * Makefile.in: Regenerate.
5593 * i386.cc (class Target_i386): Define new virtual method to
5594 override do_is_local_label_name in parent.
5595 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5596 local symbols if --discard-locals or -X is given.
5597 * options.h (class General_options): Declare new options
5598 '--discard-locals' and '-X' for discarding locals.
5599 * target.h (class Target): Define new methods is_local_label_name.
5600 Declare new virtual method do_is_local_label_name.
5601 * target.cc: New file.
5602 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5603 (check_SCRIPTS): Add discard_locals_test.sh.
5604 (check_DATA): Add discard_local_tests.syms.
5605 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5606 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5607 * testsuite/Makefile.in: Regenerate.
5608 * testsuite/discard_locals_test.c: New file.
5609 * testsuite/discard_locals_test.sh: Same.
5611 2009-06-05 Doug Kwan <dougkwan@google.com>
5613 * object.cc (Sized_relobj::Sized_relobj): Initialize
5614 discarded_eh_frame_shndx_ to -1U.
5615 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5617 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5618 a discarded .eh_frame section.
5619 (Sized_relobj::do_finalize_local_symbols): Ditto.
5620 * object.h (class Sized_relobj): Declare new member
5621 discarded_eh_frame_shndx_.
5622 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5623 (local_labels_test.o, local_labels_test): New rules.
5624 * testsuite/Makefile.in: Regenerate.
5626 2009-06-04 Doug Kwan <dougkwan@google.com>
5628 * layout.cc (Layout::section_name_mapping): Add mapping for
5629 special ARM sections.
5631 2009-06-03 Doug Kwan <dougkwan@google.com>
5633 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5634 (utils::has_overflow): Same.
5636 2009-06-03 Ian Lance Taylor <iant@google.com>
5638 * layout.cc (Layout::section_name_mapping): New array, replacing
5639 Layout::linkonce_mapping.
5640 (Layout::section_name_mapping_count): New variable, replacing
5641 Layout::linkonce_mapping_count.
5642 (Layout::linkonce_output_name): Remove.
5643 (Layout::output_section_name): Rewrite.
5644 * layout.h (class Layout): Rename Linkonce_mapping to
5645 Section_name_mapping, linkonce_mapping to section_name_mapping,
5646 linkonce_mapping_count to section_name_mapping_count. Don't
5647 declare linkonce_output_name.
5649 2009-06-03 Doug Kwan <dougkwan@google.com>
5651 * gold/arm.cc (namespace utils): New.
5652 (Target_arm::reloc_is_non_pic): Define new method.
5653 (class Arm_relocate_functions): New.
5654 (Target_arm::Relocate::relocate): Handle relocation types used by
5657 2009-06-03 Ian Lance Taylor <iant@google.com>
5659 * arm.cc (Target_arm::scan::global): Use || instead of |.
5661 2009-06-02 Doug Kwan <dougkwan@google.com>
5663 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5664 issued_non_pic_error_.
5665 (class Target_arm::Scan): Declare new method check_non_pic.
5666 Define new method symbol_needs_plt_entry.
5667 Declare new data member issued_non_pic_error_.
5668 (class Target_arm::Relocate): Declare new method
5669 should_apply_static_reloc.
5670 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5671 (Target_arm::Scan::check_non_pic): Define new method.
5672 (Target_arm::Scan::local): Handle a small subset of reloc types used
5674 (Target_arm::Scan::local): Same.
5675 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5677 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5679 * incremental.cc (Incremental_inputs::report_command_line): Filter
5680 out --incremental-* options.
5682 2009-05-29 Doug Kwan <dougkwan@google.com>
5684 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5686 (class Target_arm): Update comment.
5687 (Target_arm::Target_arm): Initialize new data members GOT_,
5688 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5689 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5690 and Target_arm::rel_dyn_section.
5691 Declare new_enum Target_arm::Got_type.
5692 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5694 Update commments for member do_dynsym_value.
5695 (Target_arm::got_size, Target_arm::plt_section,
5696 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5697 new methods inside class defintion.
5698 (Target_arm::got_section): Define new method.
5699 (Target_arm::rel_dyn_section): Same.
5700 (Output_data_plt_arm): New template class.
5701 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5702 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5703 (Output_data_plt_arm::add_entry): Same.
5704 (Output_data_plt_arm::first_plt_entry): Define new
5705 static data member for PLT instruction template.
5706 (Output_data_plt_arm::plt_entry): Same.
5707 (Output_data_plt_arm::do_write): Define new method.
5708 (Target_arm::make_plt_entry): Same.
5709 (Target_arm::do_finalize_sections): Same.
5710 (Target_arm::do_dynsym_value): Same.
5712 2009-05-28 Doug Kwan <dougkwan@google.com>
5714 * Makefile.am (TARGETSOURCES): Add arm.cc.
5715 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5716 * Makefile.in: Regenerate.
5718 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5720 2009-05-26 Doug Kwan <dougkwan@google.com>
5722 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5723 (General_options::check_excluded_libs): Strip off directories in
5724 archive name before matching like GNU ld does.
5725 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5726 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5727 (exclude_libs_test_LDFLAGS): Add linker option
5728 -Wl,--exclude-libs,libexclude_libs_test_3
5729 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5730 an explicit archive without using -l.
5731 (alt/libexclude_libs_test_3.a): New make rule.
5732 * testsuite/Makefile.in: Regenerate.
5733 * testsuite/exclude_libs_test.c : Declare lib3_default().
5735 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5736 * exclude_libs_test_3.c: New file.
5738 2009-05-26 Nick Clifton <nickc@redhat.com>
5740 * po/id.po: New Indonesian translation.
5741 * po/gold.pot: Updated template file.
5743 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5745 * testsuite/Makefile.am: Add -ffunction-sections to compile
5746 gc_comdat_test files. Add -Wl,--gc-sections to build
5748 * testsuite/Makefile.in: Regenerate.
5749 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5751 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5753 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5754 kept comdat section was garbage collected.
5755 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5756 * testsuite/Makefile.in: Regenerate.
5757 * testsuite/gc_comdat_test.sh: New file.
5758 * testsuite/gc_comdat_test_1.cc: New file.
5759 * testsuite/gc_comdat_test_2.cc: New file.
5761 2009-05-19 Doug Kwan <dougkwan@google.com>
5763 * archive.cc (Archive::Archive): Move constructor from archive.h
5764 to here. Initialize no_export_.
5765 (Archive::get_elf_object_for_member): Set no_export flag of object.
5766 * archive.h (Archive::Archive): Move constructor body to
5768 (Archive::no_export): New method.
5769 (Archive::no_export_): New field.
5770 * object.h (Object::Object): Initialize no_export_ to false.
5771 (Object::no_export, Object::set_no_export): New methods.
5772 (Object::no_export_): New field.
5773 * options.cc (General_options::parse_exclude_libs): New method.
5774 (General_options::check_excluded_libs) Same.
5775 * options.h (exclude_libs): New option.
5776 (General_options::check_excluded_libs): New method declaration.
5777 (General_options::excluded_libs_): New field.
5778 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5779 default or protected visibility if an object has no-export flag set.
5780 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5781 (check_SCRIPTS): Add exclude_libs_test.sh.
5782 (check_DATA): Add exclude_libs_test.syms.
5783 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5784 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5785 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5786 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5787 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5788 libexclude_libs_test_2.a): New rules.
5789 * testsuite/Makefile.in: Regenerate.
5790 * testsuite/exclude_libs_test.c: New file.
5791 * testsuite/exclude_libs_test.sh: Ditto.
5792 * testsuite/exclude_libs_test_1.c: Ditto.
5793 * testsuite/exclude_libs_test_2.c: Ditto.
5795 2009-05-15 Ian Lance Taylor <iant@google.com>
5797 * configure.ac: Check for declarations for cases where libiberty.h
5798 checks HAVE_DECL_xxx.
5799 * configure, config.in: Rebuild.
5801 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5803 * gold.h (Incremental_argument_list): Remove (invalid) forward
5805 * incremental.cc (Incremental_inputs::report_achive): New method.
5806 (Incremental_inputs::report_object): New method.
5807 (Incremental_inputs::report_script): New method.
5808 (Incremental_inputs::finalize_inputs): New method.
5809 (Incremental_inputs::finalize): Call finalize_inputs().
5810 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5811 Create inputs entries.
5812 * incremental.h (Incremental_input_type): New enum.
5813 (Incremental_inputs::Incremental_input): Initialize new fields.
5814 (Incremental_inputs::report_inputs): New method.
5815 (Incremental_inputs::report_achive): New method.
5816 (Incremental_inputs::report_object): New method.
5817 (Incremental_inputs::report_script): New method.
5818 (Incremental_inputs::finalize_inputs): New method.
5819 (Incremental_inputs::Input_info): New struct.
5820 (Incremental_inputs::Input_info_map): New typedef.
5821 (Incremental_inputs::lock_): New field.
5822 (Incremental_inputs::Inputs_): New field.
5823 (Incremental_inputs::Inputs_map): New field.
5824 * main.cc (main): Call Incremental_input::report_inputs.
5825 * options.h (Input_argument_list): Typedef moved from
5827 (Input_file_group::Files): Remove, use ::Input_argument_list.
5828 (Input_file_group::Input_argument_list): Remove, use
5829 ::Input_argument_list.
5830 * plugin.cc (Plugin_manager::add_input_file): Add error in
5832 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5834 * script.cc (read_input_script): Call
5835 Incremental_input::report_script.
5836 * script.h (Script_info): New class.
5838 2009-04-27 Ian Lance Taylor <iant@google.com>
5840 * x86_64.cc (do_adjust_output_section): Set entsize to
5843 2009-04-23 Elliott Hughes <enh@google.com>
5845 * output.cc (Output_file::close): After short writes, continue
5846 writing from the correct offset in the buffer being written.
5848 2009-04-23 Chris Demetriou <cgd@google.com>
5850 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5851 * configure: Regenerate.
5852 * config.in: Regenerate.
5853 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5854 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5856 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5858 * incremental.cc (Incremental_inputs_header_data): Renamed from
5859 Incremental_input_header_data.
5860 (Incremental_inputs_header_data::data_size): New field.
5861 (Incremental_inputs_header_data::put_input_file_count): Renamed
5862 from input_file_count.
5863 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5864 from command_line_offset.
5865 (Incremental_inputs_header_data::put_reserved): Renamed from
5867 (Incremental_inputs_entry_data): Renamed from
5868 Incremental_input_entry_data.
5869 (Incremental_inputs_entry_data::data_size): New field.
5870 (Incremental_inputs::report_command_line): New method.
5871 (Incremental_inputs::finalize): New method.
5872 (Incremental_inputs::create_incremental_inputs_data): New method.
5873 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5874 * incremental.h: New file.
5875 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5876 (Layout::finalize): Create incremental inputs section in
5878 (Layout::create_incremental_info_sections): New method.
5879 * layout.h (Layout::incremental_inputs): New method.
5880 (Layout::create_incremental_info_sections): New method.
5881 (Layout::incremental_inputs_): New field.
5882 * main.cc (main): Notify Incremental_input of the command line.
5884 2009-04-01 Ian Lance Taylor <iant@google.com>
5885 Mikolaj Zalewski <mikolajz@google.com>
5887 * gold.h (reserve_unordered_map): Define, three versions, one for
5888 each version of Unordered_map.
5889 * layout.cc (Layout::Layout): Remove options parameter. Add
5890 number_of_input_files parameter. Don't initialize options_.
5891 Initialize number_of_input_files_ and resized_signatures_. Move
5892 sections_are_attached_.
5893 (Layout::layout_group): Reserve space for group_signatures_.
5894 (Layout::find_or_add_kept_section): Change name parameter to be a
5895 reference. Resize signatures_ map when it gets large enough.
5896 (Layout::layout_eh_frame): Use parameters->options() instead of
5898 (Layout::make_output_section): Likewise.
5899 (Layout::attach_allocated_section_to_segment): Likewise.
5900 (Layout::finalize, Layout::create_executable_stack): Likewise.
5901 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5902 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5903 * layout.h (class Layout): Update declarations. Remove options_
5904 field. Add number_of_input_files_ and resized_signatures_
5905 fields. Move sections_are_attached_ field.
5906 * main.cc (main): Pass number of input files to Layout
5907 constructor. Don't pass options.
5909 2009-03-30 Ian Lance Taylor <iant@google.com>
5911 * ffsll.c (ffsll): Correct implementation.
5913 2009-03-27 Ian Lance Taylor <iant@google.com>
5915 * ffsll.c: New file.
5916 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5917 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5918 * ftruncate.c (ftruncate): Declare before definition.
5919 * mremap.c (mremap): Likewise.
5920 * pread.c (pread): Likewise.
5921 * configure, Makefile.in, config.in: Rebuild.
5923 * mremap.c: New file.
5924 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5925 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5926 (mremap): Declare if HAVE_MREMAP is not defined.
5927 * configure, Makefile.in, config.in: Rebuild.
5929 2009-03-27 Cary Coutant <ccoutant@google.com>
5931 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5932 position independent.
5933 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5934 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5936 2009-03-24 Cary Coutant <ccoutant@google.com>
5938 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5940 (needs_dynamic_reloc): Likewise.
5942 2009-03-24 Ian Lance Taylor <iant@google.com>
5944 * yyscript.y (file_cmd): Recognize EXTERN.
5945 (extern_name_list, extern_name_list_body): New nonterminals.
5946 * script.cc (script_add_extern): Define.
5947 * script-c.h (script_add_extern): Declare.
5949 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5951 * object.cc (is_elf_object): Define.
5952 * object.h (is_elf_object): Declare.
5953 * archive.cc (Archive::get_elf_object_for_member): Call
5955 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5957 2009-03-24 Elliott Hughes <enh@google.com>
5959 * output.cc (Output_file::map_anonymous): Define.
5960 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5961 try an anonymous one. Report the size if the mmap fails.
5962 * output.h (class Output_file): Declare map_anonymous.
5964 2009-03-24 Ian Lance Taylor <iant@google.com>
5966 * target-select.cc (instantiate_target): Don't acquire the lock if
5967 the instantiated_target_ field has already been set.
5969 2009-03-23 Ian Lance Taylor <iant@google.com>
5971 * gold-threads.h (class Initialize_lock): Define.
5972 * gold-threads.cc (class Initialize_lock_once): Define.
5973 (initialize_lock_control): New static variable.
5974 (initialize_lock_pointer): New static variable.
5975 (initialize_lock_once): New static function.
5976 (Initialize_lock::Initialize_lock): Define.
5977 (Initialize_lock::initialize): Define.
5978 * target-select.h: Include "gold-threads.h".
5979 (class Target_selector): Add lock_ and initialize_lock_ fields.
5980 Don't define instantiate_target, just declare it.
5981 * target-select.cc (Target_selector::Target_selector): Initialize
5983 (Target_selector::instantiate_target): Define.
5984 * descriptors.h: Include "gold-threads.h".
5985 (class Descriptors): Add initialize_lock_ field.
5986 * descriptors.cc (Descriptors::Descriptors): Initialize new
5988 (Descriptors::open): Use initialize_lock_ field
5989 * errors.h (class Errors): Add initialize_lock_ field.
5990 * errors.cc (Errors::Errors): Initialize new field.
5991 (Errors::initialize_lock): Use initialize_lock_ field.
5992 * powerpc.cc (class Target_selector_powerpc): Remove
5993 instantiated_target_ field. In do_recognize call
5994 instantiate_target rather than do_instantiate_target. In
5995 do_instantiate_target just allocate a new target.
5996 * sparc.cc (class Target_selector_sparc): Likewise.
5998 * freebsd.h: New file.
5999 * i386.cc: Include "freebsd.h".
6000 (Target_i386): Derive from Target_freebsd rather than
6002 (Target_selector_i386): Derive from Target_selector_freebsd rather
6003 than Target_selector.
6004 * x86_64.cc: Include "freebsd.h".
6005 (Target_x86_64): Derive from Target_freebsd rather than
6007 (Target_selector_x86_64): Derive from Target_selector_freebsd
6008 rather than Target_selector.
6009 * target.h (class Target): Add adjust_elf_header and
6010 do_adjust_elf_header.
6011 * output.cc (Output_file_header:: do_sized_write): Call target
6012 adjust_elf_header routine.
6013 * configure.tgt: Set targ_osabi.
6014 * configure.ac: Define GOLD_DEFAULT_OSABI.
6015 * parameters.cc (Parameters::default_target): Pass
6016 GOLD_DEFAULT_OSABI to select_target.
6017 * target-select.h (class Target_selector): Make instantiate_target
6018 protected rather than private.
6019 * Makefile.am (HFILES): Add freebsd.h.
6020 * configure, Makefile.in, config.in: Rebuild.
6022 * merge.cc (do_add_input_section): Correct pend value. Change
6023 message about last entry not being null terminated from error to
6026 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6028 * incremental.cc: New file.
6029 * Makefile.am (CCFILES): Add incremental.cc.
6030 * Makefile.in: Rebuild.
6032 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6034 * layout.cc (Layout::output_section_name): Preserve names
6035 of '.note.' sections.
6037 2009-03-19 Ian Lance Taylor <iant@google.com>
6039 * descriptors.cc (Descriptors::open): Check that the options are
6040 valid before using them.
6042 2009-03-18 Ian Lance Taylor <iant@google.com>
6044 * script-sections.h: Include <list>.
6045 (class Script_sections): Change Sections_elements from std::vector
6046 to std::list. Typedef public Elements_iterator. Add
6047 orphan_section_placement_, data_segment_align_start_, and
6048 saw_data_segment_align_ fields. Remove data_segment_align_index_
6050 * script-sections.cc (class Orphan_section_placement): New class.
6051 (class Sections_element): Add virtual functions is_relro and
6052 orphan_section_init. Remove virtual function place_orphan_here.
6053 (class Output_section_definition): Add is_relro and
6054 orphan_section_init. Remove place_orphan_here.
6055 (class Orphan_output_section): Likewise.
6056 (Script_sections::Script_sections): Update for field changes.
6057 (Script_sections::data_segment_align): Set saw_data_segment_align_
6058 and data_segment_align_start_, not data_segment_align_index.
6059 (Script_sections::data_segment_relro_end): Check
6060 saw_data_segment_align_. Use data_segment_align_start_ rather
6061 than data_segment_align_index_.
6062 (Script_sections::place_orphan): Rewrite to use
6063 Orphan_section_placement.
6065 2009-03-17 Ian Lance Taylor <iant@google.com>
6067 * archive.cc (Archive::add_symbols): Check for a version attached
6068 to the symbol name in the archive map.
6069 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6070 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6071 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6072 (ver_test_11.a): New target.
6073 * testsuite/Makefile.in: Rebuild.
6075 * configure.ac: Check for chsize and posix_fallocate. Replace
6077 * ftruncate.c: New file, from gnulib.
6078 * output.cc (posix_fallocate): Define dummy version if not
6079 HAVE_POSIX_FALLOCATE.
6080 (Output_file::map): Call posix_fallocate rather than lseek and
6082 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6083 * configure, Makefile.in, config.in: Rebuild.
6085 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6087 * layout.h (Layout::create_note): Add section_name parameter.
6088 * layout.cc (Layout::create_note): Likewise.
6089 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6091 2009-03-17 Ian Lance Taylor <iant@google.com>
6093 * descriptors.cc: Include "options.h".
6094 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6095 (Descriptors::open): Always use O_CLOEXEC when opening a new
6096 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6097 then set FD_CLOEXEC.
6099 * sparc.cc (class Target_sparc): Add has_got_section.
6100 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6101 make sure we have a GOT section.
6103 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6104 (Target_sparc::Scan::local): Likewise.
6105 (Target_sparc::Scan::global): Likewise.
6106 (Target_sparc::Relocate::relocate): Likewise.
6107 (Target_sparc::Relocate::relocate_tls): Likewise.
6109 * symtab.cc (Symbol_table::define_default_version): New function,
6110 broken out of add_from_object.
6111 (Symbol_table::add_from_object): Call define_default_version.
6112 (Symbol_table::define_special_symbol): Add resolve_oldsym
6113 parameter. Change all callers. If the version for a symbol comes
6114 from a version script, resolve it with the symbol with the same
6115 name with no version. Also add the symbol without a version if
6117 (do_define_in_output_data): If resolving with oldsym, don't delete
6119 (do_define_in_output_segment): Likewise.
6120 (do_define_as_constant): Likewise.
6121 * symtab.h (class Symbol_table): Update declarations.
6123 2009-03-13 Ian Lance Taylor <iant@google.com>
6125 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6126 (Read_symbols::requeue): New function.
6127 (Read_symbols::do_read_symbols): If make_elf_object fails because
6128 the target type is not configured, and the file was searched for,
6129 issue a warning and retry with the next directory.
6130 (Add_symbols::run): If the file has an incompatible format, and
6131 it was searched for, requeue the Read_symbols task. On error,
6133 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6134 dirindex parameter to constructor. Change all callers. Declare
6135 incompatible_warning and requeue.
6136 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6137 input_argument_ and input_group_ fields. Add them to
6138 constructor. Change all callers.
6139 (class Read_script): Add dirindex_ field. Add it to constructor.
6141 * archive.cc (Archive::setup): Remove input_objects parameter.
6143 (Archive::get_file_and_offset): Likewise.
6144 (Archive::read_all_symbols): Likewise.
6145 (Archive::read_symbols): Likewise.
6146 (Archive::get_elf_object_for_member): Remove input_objects
6147 parameter. Add punconfigured parameter. Change all callers.
6148 (Archive::add_symbols): Change return type to bool. Check return
6149 value of include_member.
6150 (Archive::include_all_members): Likewise.
6151 (Archive::include_member): Change return type to bool. Return
6152 false if first included object has incompatible target. Set
6153 included_member_ field.
6154 (Add_archive_symbols::run): If add_symbols returns false, requeue
6156 * archive.h (class Archive): Add included_member_ field.
6157 Initialize it in constructor. Add input_file and searched_for
6158 methods. Update declarations.
6159 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6160 input_argument_ fields. Add them to constructor. Change all
6162 * script.cc: Include "target-select.h".
6163 (class Parser_closure): Add skip_on_incompatible_target_ and
6164 found_incompatible_target_ fields. Add
6165 skip_on_incompatible_target parameter to constructor. Change all
6166 callers. Add methods skip_on_incompatible_target,
6167 clear_skip_on_incompatible_target, found_incompatible_target, and
6168 set_found_incompatible_target.
6169 (read_input_script): Add dirindex parameter. Change all callers.
6170 If parser finds an incompatible target, requeue Read_symbols
6172 (script_set_symbol): Clear skip_on_incompatible_target in
6174 (script_add_assertion, script_parse_option): Likewise.
6175 (script_start_sections, script_add_phdr): Likewise.
6176 (script_check_output_format): New function.
6177 * script.h (read_input_script): Update declaration.
6178 * script-c.h (script_check_output_format): Declare.
6179 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6180 (ignore_cmd): Remove OUTPUT_FORMAT.
6181 * fileread.cc (Input_file::Input_file): Add explicit this.
6182 (Input_file::will_search_for): New function.
6183 (Input_file::open): Add pindex parameter. Change all callers.
6184 * fileread.h (class Input_file): Add input_file_argument method.
6185 Declare will_search_for. Update declarations.
6186 * object.cc (make_elf_object): Add punconfigured parameter.
6188 * object.h (class Object): Make input_file public. Add
6189 searched_for method.
6190 (make_elf_object): Update declaration.
6191 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6193 * dirsearch.h (class Dirsearch): Update declaration.
6194 * options.h (class General_options): Add --warn-search-mismatch.
6195 * parameters.cc (Parameters::is_compatible_target): New function.
6196 * parameters.h (class Parameters): Declare is_compatible_target.
6197 * workqueue.cc (Workqueue::add_blocker): New function.
6198 * workqueue.h (class Workqueue): Declare add_blocker.
6200 * fileread.cc (Input_file::open): Remove options parameter.
6202 (Input_file::open_binary): Likewise.
6203 * script.cc (read_input_script): Likewise.
6204 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6205 options parameter from constructor. Change all callers.
6206 (class Read_script): Likewise.
6207 * fileread.h (class Input_file): Update declarations.
6208 * script.h (read_input_script): Update declaration.
6210 2009-03-10 Nick Clifton <nickc@redhat.com>
6212 * po/es.po: New Spanish translation.
6214 2009-03-06 Cary Coutant <ccoutant@google.com>
6216 * options.cc (parse_short_option): Keep dash_z from registering itself.
6218 2009-03-03 Ian Lance Taylor <iant@google.com>
6221 * target-reloc.h (relocate_section): Pass output_section to
6223 * i386.cc (Target_i386::should_apply_static_reloc): Add
6224 output_section parameter. Change all callers.
6225 (Target_i386::Relocate::relocate): Add output_section parameter.
6226 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6227 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6228 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6229 * testsuite/two_file_shared.sh: New script.
6230 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6231 (check_DATA): Add two_file_shared.dbg.
6232 (two_file_shared.dbg): New target.
6233 * testsuite/Makefile.in: Rebuild.
6235 2009-03-01 Ian Lance Taylor <iant@google.com>
6237 * configure.ac: Check for byteswap.h.
6238 * configure: Rebuild.
6239 * config.in: Rebuild.
6241 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6243 * layout.cc (Layout::find_or_add_kept_section): New function.
6244 (Layout::add_comdat): Removed.
6245 * layout.h (struct Kept_section): Move out of class Layout.
6246 Remove trailing underscores from field names. Add group_sections
6247 field. Rename group_ field to is_group. Change all uses.
6248 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6249 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6250 comdat_groups_ field.
6251 (Sized_relobj::include_section_group): Use
6252 find_or_add_kept_section and Kept_section::group_sections.
6253 (Sized_relobj::include_linkonce_section): Likewise.
6254 * object.cc (class Sized_relobj): Don't define Comdat_group or
6255 Comdat_group_table. Remove find_comdat_group and
6256 add_comdat_group. Remove comdat_groups_ field.
6257 * plugin.cc (include_comdat_group): Use
6258 Layout::find_or_add_kept_section.
6260 2009-02-28 Ian Lance Taylor <iant@google.com>
6262 * README: --gc-sections and map files are now supported. Document
6263 some build requirements.
6266 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6267 relocatable link set the value of the section symbol to zero.
6268 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6269 relocatable link don't include the section address in the local
6272 2009-02-27 Ian Lance Taylor <iant@google.com>
6275 * options.h (class Search_directory): Add is_system_directory.
6276 (class General_options): Declare is_in_system_directory.
6277 * options.cc (get_relative_sysroot): Make static.
6278 (get_default_sysroot): Make static.
6279 (General_optoins::is_in_system_directory): New function.
6280 * fileread.cc (Input_file::is_in_system_directory): New function.
6281 * fileread.h (class Input_file): Declare is_in_system_directory.
6282 * object.h (class Object): Add is_in_system_directory.
6283 (class Input_objects): Remove system_library_directory_ field.
6284 * object.cc (Input_objects::add_object): Don't set
6285 system_library_directory_.
6286 (input_objects::found_in_system_library_directory): Remove.
6287 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6288 parameter. Change all callers.
6289 (Symbol_table::sized_write_globals): Likewise.
6290 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6291 Call Object::is_in_system_directory.
6292 * symtab.h (class Symbol_table): Update declarations.
6295 * descriptors.h (Open_descriptor): Add is_on_stack field.
6296 * descriptors.cc (Descriptors::open): If the descriptor is on the
6297 top of the stack, remove it. Initialize is_on_stack field.
6298 (Descriptors::release): Only add pod to stack if it is not on the
6300 (Descriptors::close_some_descriptor): Clear stack_next and
6304 * output.cc (Output_section::find_starting_output_address): Rename
6305 from starting_output_address; add PADDR parameter; change return
6307 * output.h (class Output_section): Declare
6308 find_starting_output_address instead of starting_output_address.
6309 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6310 section symbol for which we can't find a merge section.
6313 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6314 hidden or internal, force the symbol to be local.
6315 * resolve.cc (Symbol::override_visibility): Define.
6316 (Symbol::override_base): Use override_visibility.
6317 (Symbol_table::resolve): Likewise.
6318 (Symbol::override_base_with_special): Likewise.
6319 (Symbol_table::override_with_special): If the visibility is hidden
6320 or internal, force the symbol to be local.
6321 * symtab.h (class Symbol): Add set_visibility and
6322 override_visibility.
6323 * testsuite/ver_test_1.sh: New file.
6324 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6325 (check_DATA): Add ver_test_1.syms.
6326 (ver_test_1.syms): New target.
6327 * testsuite/Makefile.in: Rebuild.
6329 2009-02-25 Cary Coutant <ccoutant@google.com>
6331 * layout.cc (Layout::choose_output_section): Don't rename sections
6332 when using a linker script that has a SECTIONS clause.
6333 * Makefile.in: Regenerate.
6335 * testsuite/Makefile.am (script_test_5.sh): New test case.
6336 * testsuite/Makefile.in: Regenerate.
6337 * testsuite/script_test_5.cc: New file.
6338 * testsuite/script_test_5.sh: New file.
6339 * testsuite/script_test_5.t: New file.
6341 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6343 * archive.cc (Archive::include_member): Update calls to add_symbols.
6344 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6345 the Layout argument.
6346 * dynobj.h (do_add_symbols): Add the Layout argument.
6347 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6349 * object.h (Object::add_symbols): Add the Layout argument.
6350 (Object::do_add_symbols): Add the Layout argument.
6351 (Sized_relobj::do_add_symbols): Add the Layout argument.
6352 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6353 Unify the two versions.
6354 (Add_plugin_symbols): Remove.
6355 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6356 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6357 (Add_plugin_symbols): Remove.
6358 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6359 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6360 (Add_symbols::run): Make it work with Pulginobj.
6362 2009-02-06 Ian Lance Taylor <iant@google.com>
6364 * object.cc (Sized_relobj::do_layout): Make info message start
6365 with lower case letter.
6367 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6369 * binary.cc: Fix file comment.
6371 * options.h (enum Incremental_disposition): Define.
6372 (class General_options): Add new options: --incremental,
6373 --incremental_changed, --incremental_unchanged,
6374 --incremental_unknown. Add incremental_disposition_ and
6375 implicit_incremental_ fields.
6376 (General_options::incremental_disposition): New function.
6377 (class Position_dependent_options): Add incremental_disposition
6379 (Position_dependent_options::copy_from_options): Set incremental
6381 * options.cc (General_options::parse_incremental_changed): New
6383 (General_options::parse_incremental_unchanged): New function.
6384 (General_options::parse_incremental_unknown): New function.
6385 (General_options::General_options): Initialize new fields
6386 incremental_disposition_ and implicit_incremental_.
6387 (General_options::finalize): Check for uasge of --incremental-*
6388 without --incremental.
6390 2009-02-06 Chris Demetriou <cgd@google.com>
6392 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6393 pointer and to report location as the file name associated with
6395 (gold_undefined_symbol_at_location): New function to replace the
6396 old gold_undefined_symbol functionality.
6397 * target-reloc.h (relocate_section): Update to use
6398 gold_undefined_symbol_at_location.
6399 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6400 Call gold_undefined_symbol function rather than gold_error.
6401 * errors.h (Errors::undefined_symbol): Take location as a
6402 string, rather than calculating it from a relocation.
6403 * errors.cc (Errors::fatal): Print "fatal error:" before the
6405 (Errors::error, Errors::error_at_location): Print "error: "
6406 before the formatted message.
6407 (Errors::undefined_symbol): Take location as a string, rather
6408 than calculating it from a relocation.
6409 (gold_undefined_symbol_at_location): New function akin to
6410 old gold_undefined_symbol, calculates location from relocation.
6411 (gold_undefined_symbol): Change to take only a Symbol pointer
6412 and to report location as the file name associated with the symbol.
6413 * testsuite/debug_msg.sh: Update for changed error messages.
6414 * testsuite/undef_symbol.sh: Likewise.
6416 2009-02-04 Duncan Sands <baldrick@free.fr>
6419 * reduced_debug_output.h
6420 (Output_reduced_debug_abbrev_section::failed): Use format for
6422 (Output_reduced_debug_info_section::faild): Likewise.
6424 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6426 * script.cc (Lazy_demangler): New class.
6427 (Version_script_info::get_symbol_version_helper): Demangle a
6430 2009-01-29 Cary Coutant <ccoutant@google.com>
6432 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6434 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6436 2009-01-28 Ian Lance Taylor <iant@google.com>
6438 * version.cc (version_string): Bump to 1.9.
6440 * gold.h: Include <cstring> and <stdint.h>.
6441 * version.cc: Include <cstdio>.
6442 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6444 * reduced_debug_output.cc (insert_into_vector): Rename from
6445 Insert_into_vector; change all callers. Use Swap_unaligned to
6446 avoid aliasing issue; remove union since it is unnecessary.
6448 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6450 * Makefile.am (CCFILES): Add gc.cc.
6452 * Makefile.in: Regenerate.
6453 * gold.cc (Gc_runner): New class.
6454 (queue_initial_tasks): Call garbage collection related tasks
6455 when corresponding options are invoked.
6456 (queue_middle_gc_tasks): New function.
6457 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6458 processed early before laying out sections during garbage collection.
6459 * gold.h (queue_middle_gc_tasks): New function.
6460 (is_prefix_of): Move from "layout.cc".
6461 * i386.cc (Target_i386::gc_process_relocs): New function.
6462 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6463 * main.cc (main): Create object of class "Garbage_collection".
6464 * object.cc (Relobj::copy_symbols_data): New function.
6465 (Relobj::is_section_name_included): New function.
6466 (Sized_relobj::do_layout): Allow this function to be called twice
6467 during garbage collection and defer layout of section during the
6469 * object.h (Relobj::get_symbols_data): New function.
6470 (Relobj::is_section_name_included): New function.
6471 (Relobj::copy_symbols_data): New function.
6472 (Relobj::set_symbols_data): New function.
6473 (Relobj::get_relocs_data): New function.
6474 (Relobj::set_relocs_data): New function.
6475 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6476 (Relobj::gc_process_relocs): New function.
6477 (Relobj::do_gc_process_relocs): New pure virtual function.
6478 (Relobj::sd_): New data member.
6479 (Sized_relobj::is_output_section_offset_invalid): New function.
6480 (Sized_relobj::do_gc_process_relocs): New function.
6481 * options.h (General_options::gc_sections): Modify to not be a no-op.
6482 (General_options::print_gc_sections): New option.
6483 * plugin.cc (Plugin_finish::run): Remove function call to
6484 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6485 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6486 * reloc.cc (Read_relocs::run): Add task to process relocs and
6487 determine unreferenced sections when doing garbage collection.
6488 (Gc_process_relocs): New class.
6489 (Sized_relobj::do_gc_process_relocs): New function.
6490 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6491 sections that are garbage collected.
6492 * reloc.h (Gc_process_relocs): New class.
6493 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6494 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6495 symbols whose corresponding sections are garbage collected.
6496 (Symbol_table::Symbol_table): Add new parameter for the garbage
6498 (Symbol_table::gc_mark_undef_symbols): New function.
6499 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6500 (Symbol_table::gc_mark_dyn_syms): New function.
6501 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6503 (Symbol_table::add_from_object): Likewise.
6504 (Symbol_table::add_from_relobj): When building shared objects, do not
6505 treat externally visible symbols as garbage.
6506 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6507 table information for static and relocatable links.
6508 * symtab.h (Symbol_table::set_gc): New function.
6509 (Symbol_table::gc): New function.
6510 (Symbol_table::gc_mark_undef_symbols): New function.
6511 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6512 (Symbol_table::gc_mark_dyn_syms): New function.
6513 (Symbol_table::gc_): New data member.
6514 * target.h (Sized_target::gc_process_relocs): New pure virtual
6516 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6517 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6519 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6521 * options.h (General_options::gc_sections): Define as a no-op for now.
6522 (General_options::no_keep_memory): Ditto.
6523 (General_options::Bshareable): Define.
6524 * options.cc (General_options::finalize): Honor -Bshareable.
6526 2009-01-20 Andreas Schwab <schwab@suse.de>
6528 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6529 read the value in the contents, since we don't use it. Use the
6530 template endianness when writing.
6531 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6533 2009-01-19 Andreas Schwab <schwab@suse.de>
6535 * configure.tgt (powerpc64-*): Fix targ_obj.
6537 2009-01-15 Ian Lance Taylor <iant@google.com>
6539 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6540 local symbols when stripping all symbols.
6542 2009-01-14 Cary Coutant <ccoutant@google.com>
6544 * output.cc (Output_reloc): Add explicit instantiations.
6546 2009-01-14 Cary Coutant <ccoutant@google.com>
6548 * archive.cc (Archive::get_elf_object_for_member): Remove call
6549 to File_read::claim_for_plugin.
6550 * descriptors.cc (Descriptors::open): Remove reference to
6552 (Descriptors::claim_for_plugin): Remove.
6553 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6554 (Descriptors::is_claimed): Remove.
6555 (claim_descriptor_for_plugin): Remove.
6556 * fileread.cc (File_read::claim_for_plugin): Remove.
6557 * fileread.h (File_read::claim_for_plugin): Remove.
6558 (File_read::descriptor): Reopen descriptor if necessary.
6559 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6560 (Plugin_manager::all_symbols_read): Add task parameter. Change
6562 (Plugin_manager::get_input_file): New function.
6563 (Plugin_manager::release_input_file): New function.
6564 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6565 corresponding data member.
6566 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6567 and pass to base constructor. Change all callers.
6568 (get_input_file, release_input_file): New functions.
6569 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6570 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6571 (Plugin_manager::all_symbols_read): Add task parameter.
6572 (Plugin_manager::get_input_file): New function.
6573 (Plugin_manager::release_input_file): New function.
6574 (Plugin_manager::task_): New data member.
6575 (Pluginobj::Pluginobj): Add filesize parameter.
6576 (Pluginobj::filename): New function.
6577 (Pluginobj::descriptor): New function.
6578 (Pluginobj::filesize): New function.
6579 (Pluginobj::filesize_): New data member.
6580 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6581 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6582 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6584 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6585 with archive libraries.
6586 * testsuite/Makefile.in: Regenerate.
6587 * testsuite/plugin_test.c (struct sym_info): New type.
6588 (get_input_file, release_input_file): New static variables.
6589 (onload): Capture new transfer vector entries.
6590 (claim_file_hook): Stop reading at end of file according to filesize.
6591 Factor out parsing of readelf output into separate function.
6592 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6593 APIs and get the source file name from the symbol table. Convert
6594 source file name to corresponding object file name. Print info
6595 message when adding new input files.
6596 (parse_readelf_line): New function.
6597 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6598 * testsuite/plugin_test_2.sh: Likewise.
6599 * testsuite/plugin_test_3.sh: Likewise.
6600 * testsuite/plugin_test_4.sh: New test case.
6602 2009-01-07 Ian Lance Taylor <iant@google.com>
6604 * version.cc (version_string): Bump to 1.8.
6606 2008-12-23 Cary Coutant <ccoutant@google.com>
6608 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6609 * plugin.cc (Plugin_manager::finish): Rename as
6610 layout_deferred_objects. Move cleanup to separate function.
6611 (Plugin_manager::cleanup): New function.
6612 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6614 * plugin.h (Plugin_manager::finish): Rename as
6615 layout_deferred_objects.
6616 (Plugin_manager::cleanup): New function.
6617 (Plugin_manager::cleanup_done): New field.
6619 2008-12-23 Cary Coutant <ccoutant@google.com>
6621 * plugin.cc (is_visible_from_outside): New function.
6622 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6623 so we don't return "IR only" status for exported symbols or -r links.
6625 * testsuite/Makefile.am (plugin_test_3): New test case.
6626 * testsuite/Makefile.in: Regenerate.
6627 * testsuite/plugin_test_3.sh: New file.
6629 2008-12-22 Cary Coutant <ccoutant@google.com>
6631 * object.cc (Sized_relobj::layout_section): New function.
6632 (Sized_relobj::do_layout): Defer layout of input sections until after
6633 plugin has provided replacement files.
6634 (Sized_relobj::do_layout_deferred_sections): New function.
6635 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6636 (Relobj::layout_deferred_sections): New function.
6637 (Relobj::do_layout_deferred_sections): New function.
6638 (Sized_relobj::do_layout_deferred_sections): New function.
6639 (Sized_relobj::layout_section): New function.
6640 (Sized_relobj::Deferred_layout): New structure.
6641 (Sized_relobj::deferred_layout_): New field.
6642 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6643 Change all callers. Layout deferred sections.
6644 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6646 (Plugin_hook::run): Move code from do_plugin_hook inline.
6647 (Plugin_hook::do_plugin_hook): Remove.
6648 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6649 (Plugin_manager::finish): Renamed, was cleanup.
6650 (Plugin_manager::should_defer_layout): New function.
6651 (Plugin_manager::add_deferred_layout_object): New function.
6652 (Plugin_manager::Deferred_layout_list): New type.
6653 (Plugin_manager::deferred_layout_objects_): New field.
6654 (Plugin_hook::do_plugin_hook): Remove.
6656 2008-12-17 Ian Lance Taylor <iant@google.com>
6658 * options.h (class General_options): Add --no case for
6661 2008-12-16 Cary Coutant <ccoutant@google.com>
6663 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6665 (Plugin_manager::claim_file): Create plugin object even if
6666 plugin did not call the add_symbols callback.
6667 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6668 asking for more symbols than were added.
6669 * testsuite/Makefile.am (plugin_test_1): Add test case with
6671 (empty.syms): New target.
6672 * testsuite/Makefile.in: Regenerate.
6673 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6674 message. Don't call add_symbols if no globals.
6675 (all_symbols_read_hook): Don't provide replacement for empty
6678 2008-12-12 Ian Lance Taylor <iant@google.com>
6680 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6681 r_type == 0 for a local symbol with r_sym == 0.
6682 (scan_relocatable_relocs): Pass r_sym to
6683 local_non_section_strategy.
6684 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6687 * configure.ac: Update test for TLS descriptors: they are
6688 supported as of glibc 2.9.
6689 * configure: Rebuild.
6691 2008-12-11 Ian Lance Taylor <iant@google.com>
6694 * target-reloc.h (Default_scan_relocatable_relocs): For each
6695 function, map r_type == 0 to RELOC_DISCARD.
6697 2008-12-10 Cary Coutant <ccoutant@google.com>
6699 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6700 object to override a kept COMDAT group from a plugin object.
6702 2008-12-09 Ian Lance Taylor <iant@google.com>
6705 * yyscript.y (file_cmd): Handle INPUT.
6707 * testsuite/initpri1.c: Change all declarations to be full
6708 prototypes by adding void, to avoid compiler warnings.
6710 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6712 * options.cc (General_options::parse_plugin_opt): New.
6713 (General_options::add_plugin): The argument now is just the filename.
6714 (General_options::add_plugin_option): New.
6715 * options.h (plugin_opt): New.
6716 (add_plugin): Change argument name.
6717 (add_plugin_option): New.
6718 * plugin.cc (Plugin::load): Don't parse the plugin option.
6719 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6720 (Plugin::add_option): New.
6721 (Plugin::args_): Change type.
6722 (Plugin::filename_): New.
6723 (Plugin_manager::add_plugin_option): New.
6724 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6725 * testsuite/Makefile.in: Regenerate.
6727 2008-12-05 Cary Coutant <ccoutant@google.com>
6729 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6730 Handle --strip-lto-sections option.
6731 * options.h (strip_lto_sections): New option.
6733 2008-12-01 Cary Coutant <ccoutant@google.com>
6735 * plugin.cc (ld_plugin_message): Change format parameter to const.
6736 Fix mismatch between new[] and delete.
6738 2008-11-14 Cary Coutant <ccoutant@google.com>
6740 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6743 2008-11-05 Craig Silverstein <csilvers@google.com>
6745 * options.cc (General_options::parse_dynamic_list): New function.
6746 * options.h (General_options): New flags dynamic_list,
6747 dynamic_list_data, dynamic_list_cpp_new, and
6748 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6749 (General_options::in_dynamic_list): New function.
6750 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6751 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6752 (Lex::can_continue_name): Likewise.
6754 (read_script_file): New parameter script_options.
6755 (read_dynamic_list): New function.
6756 (Script_options::define_dynamic_list): New function.
6757 (dynamic_list_keyword_parsecodes): New variable.
6758 (dynamic_list_keywords): New variable.
6759 * script.h (Script_options::define_dynamic_list): New function
6761 (read_dynamic_list): New function prototype.
6762 * symtab.cc (strprefix): New macro.
6763 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6764 dynamic_list_data, dynamic_list_cpp_new, and
6765 dynamic_list_cpp_typeinfo.
6766 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6767 (dynamic_list_expr): New rule.
6768 (dynamic_list_nodes): Likewise.
6769 (dynamic_list_node): Likewise.
6770 * testsuite/Makefile.am (dynamic_list): New test.
6771 * testsuite/Makefile.in: Regenerated.
6772 * testsuite/dynamic_list.t: New file.
6773 * testsuite/dynamic_list.sh: New file.
6775 2008-11-05 Craig Silverstein <csilvers@google.com>
6777 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6778 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6779 (t11_last): Likewise.
6780 * testsuite/ver_test_6.c (main): Likewise.
6782 2008-10-07 Cary Coutant <ccoutant@google.com>
6784 * options.c (General_options::finalize): Add check for -static and
6786 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6789 2008-10-02 Cary Coutant <ccoutant@google.com>
6791 * plugin.cc (make_sized_plugin_object): Fix conditional
6792 compilation to work when not all targets are enabled.
6794 2008-09-29 Cary Coutant <ccoutant@google.com>
6796 * archive.cc (Archive::get_file_and_offset): Use filename instead
6797 of name to get library path.
6798 (Archive::include_member): Unlock external member of a thin archive.
6800 * testsuite/Makefile.am (TEST_AR): New variable.
6801 (thin_archive_test_1): New test.
6802 (thin_archive_test_2): New test.
6803 * testsuite/Makefile.in: Regenerate.
6804 * testsuite/thin_archive_main.cc: New file.
6805 * testsuite/thin_archive_test_1.cc: New file.
6806 * testsuite/thin_archive_test_2.cc: New file.
6807 * testsuite/thin_archive_test_3.cc: New file.
6808 * testsuite/thin_archive_test_4.cc: New file.
6810 2008-09-29 Cary Coutant <ccoutant@google.com>
6812 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6813 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6815 (Sized_relobj::do_finalize_local_symbols): Likewise.
6816 (Sized_relobj::map_to_kept_section): Likewise.
6817 * object.h (Sized_relobj::invalid_address): New constant.
6818 (Sized_relobj::do_output_section_offset): Check for invalid_address
6820 * output.cc (Output_reloc::local_section_offset): Use constant
6821 invalid_address instead of -1U.
6822 (Output_reloc::get_address): Likewise.
6823 (Output_section::output_address): Change -1U to -1ULL.
6824 * output.h (Output_reloc::invalid_address): New constant.
6825 * reloc.cc (Sized_relobj::write_sections): Use constant
6826 invalid_address instead of -1U.
6827 (Sized_relobj::relocate_sections): Likewise.
6828 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6829 values for merge sections.
6830 * target-reloc.h (relocate_for_relocatable): Use constant
6831 invalid_address instead of -1U.
6833 2008-09-19 Cary Coutant <ccoutant@google.com>
6835 Add plugin functionality for link-time optimization (LTO).
6836 * configure.ac (plugins): Add --enable-plugins option.
6837 * configure: Regenerate.
6838 * config.in: Regenerate.
6839 * Makefile.am (LIBDL): New variable.
6840 (CCFILES): Add plugin.cc.
6841 (HFILES): Add plugin.h.
6842 (ldadd_var): Add LIBDL.
6843 * Makefile.in: Regenerate.
6845 * archive.cc: Include "plugin.h".
6846 (Archive::setup): Don't preread archive symbols when using a plugin.
6847 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6848 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6850 (Archive::include_member): Add symbols from plugin objects.
6851 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6852 * descriptors.cc (Descriptors::open): Check for file descriptors
6853 abandoned by plugins.
6854 (Descriptors::claim_for_plugin): New function.
6855 * descriptors.h (Descriptors::claim_for_plugin): New function.
6856 (Open_descriptor::is_claimed): New field.
6857 (claim_descriptor_for_plugin): New function.
6858 * fileread.cc (File_read::claim_for_plugin): New function.
6859 * fileread.h (File_read::claim_for_plugin): New function.
6860 (File_read::descriptor): New function.
6861 * gold.cc: Include "plugin.h".
6862 (queue_initial_tasks): Add task to call plugin hooks for generating
6864 * main.cc: Include "plugin.h".
6865 (main): Load plugin libraries.
6866 * object.h (Pluginobj): Declare.
6867 (Object::pluginobj): New function.
6868 (Object::do_pluginobj): New function.
6869 (Object::set_target): New function.
6870 * options.cc: Include "plugin.h".
6871 (General_options::parse_plugin): New function.
6872 (General_options::General_options): Initialize plugins_ field.
6873 (General_options::add_plugin): New function.
6874 * options.h (Plugin_manager): Declare.
6875 (General_options): Add --plugin option.
6876 (General_options::has_plugins): New function.
6877 (General_options::plugins): New function.
6878 (General_options::add_plugin): New function.
6879 (General_options::plugins_): New field.
6880 * plugin.cc: New file.
6881 * plugin.h: New file.
6882 * readsyms.cc: Include "plugin.h".
6883 (Read_symbols::do_read_symbols): Check for archive before checking
6884 for ELF file. Call plugin hooks to claim files.
6885 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6886 from a real object file; force override when processing replacement
6888 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6889 (Symbol::init_base_object): Likewise.
6890 (Symbol::init_base_output_data): Likewise.
6891 (Symbol::init_base_output_segment): Likewise.
6892 (Symbol::init_base_constant): Likewise.
6893 (Symbol::init_base_undefined): Likewise.
6894 (Symbol::output_section): Assert that object is not a plugin.
6895 (Symbol_table::add_from_pluginobj): New function.
6896 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6898 (Symbol_table::sized_write_globals): Likewise.
6899 (Symbol_table::add_from_pluginobj): Instantiate template.
6900 * symtab.h (Sized_pluginobj): Declare.
6901 (Symbol::in_real_elf): New function.
6902 (Symbol::set_in_real_elf): New function.
6903 (Symbol::in_real_elf_): New field.
6904 (Symbol_table::add_from_pluginobj): New function.
6906 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6907 (LIBDL): New variable.
6909 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6910 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6911 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6912 (MOSTLYCLEANFILES): Likewise.
6913 * testsuite/Makefile.in: Regenerate.
6914 * testsuite/plugin_test.c: New file.
6915 * testsuite/plugin_test_1.sh: New file.
6916 * testsuite/plugin_test_2.sh: New file.
6918 2008-09-16 Ian Lance Taylor <iant@google.com>
6920 * target-reloc.h (relocate_section): Check whether a symbol is
6921 defined by the ABI before reporting an undefined symbol error.
6922 * target.h (Target::is_defined_by_abi): Make parameter const.
6923 (Target::do_is_defined_by_abi): Likewise.
6924 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6925 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6926 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6927 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6928 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6929 * testsuite/Makefile.in: Rebuild.
6931 * fileread.cc (make_view): Add casts to avoid warning.
6933 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6935 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6936 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6938 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6940 * options.h (General_options::output_is_executable): New.
6941 (General_options::output_is_pie): New.
6942 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6943 for shared libraries.
6944 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6946 2008-09-11 Chris Demetriou <cgd@google.com>
6948 * options.h (origin): New -z option.
6949 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6950 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6953 2008-09-05 Cary Coutant <ccoutant@google.com>
6955 * fileread.cc (File_read::make_view): Add check for attempt to map
6958 2008-09-05 Cary Coutant <ccoutant@google.com>
6960 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6961 explicit instantiations.
6963 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6966 * options.cc (General_options::finalize): Allow undefined symbols
6967 in shlibs if linking -shared.
6970 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6971 symbols as not needing a dynsym entry.
6973 2008-08-20 Craig Silverstein <csilvers@google.com>
6975 * fileread.cc (File_read::open): Do not lock the file unless it
6976 was successfully opened.
6978 2008-08-14 Cary Coutant <ccoutant@google.com>
6980 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6981 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6982 * testsuite/tls_test.cc (struct int128): 128-bit struct
6983 for testing TLS relocs with non-zero addend.
6984 (v12): New TLS variable.
6986 (t_last): Add check for v12.
6987 * testsuite/tls_test.h (t12): New function.
6988 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6990 2008-08-13 Ian Lance Taylor <iant@google.com>
6992 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6993 set tls_segment_ or relro_segment_.
6994 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6996 * output.h (Output_section::clear_is_relro): New function.
6997 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6998 sections specially even when output_data_ is empty.
6999 (Output_segment::maximum_alignment): When first section is relro,
7000 only force alignment for PT_LOAD segments.
7001 * script.cc (script_data_segment_align): New function.
7002 (script_data_segment_relro_end): New function.
7003 * script-c.h (script_data_segment_align): Declare.
7004 (script_data_segment_relro_end): Declare.
7005 * script-sections.h (class Script_sections): Declare
7006 data_segment_align and data_segment_relro_end. Add fields
7007 segment_align_index_ and saw_relro_end_.
7008 * script-sections.cc (class Sections_element): Add set_is_relro
7009 virtual function. Add new bool* parameter to place_orphan_here.
7010 Add get_output_section virtual function.
7011 (class Output_section_definition): Add set_is_relro. Add new
7012 bool* parameter to place_orphan_here. Add get_output_section.
7013 Add is_relro_ field.
7014 (Output_section_definition::Output_section_definition): Initialize
7015 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7016 and is_relro_ fields.
7017 (Output_section_definition::place_orphan_here): Add is_relro
7019 (Output_section_definition::set_section_addresses): Set relro for
7021 (Output_section_definition::alternate_constraint): Likewise.
7022 (class Orphan_output_section): Add new bool* parameter to
7023 place_orphan_here. Add get_output_section.
7024 (Orphan_output_section::place_orphan_here): Add is_relro
7026 (Script_sections::Script_sections): Initialize
7027 data_segment_align_index_ and saw_relro_end_.
7028 (Script_sections::data_segment_align): New function.
7029 (Script_sections::data_segment_relro_end): New function.
7030 (Script_sections::place_orphan): Set or clear is_relro.
7031 (Script_sections::set_section_addresses): Force alignment of first
7033 * yyscript.y (exp): Call script_data_segment_align and
7034 script_data_segment_relro_end.
7035 * testsuite/relro_script_test.t: New file.
7036 * testsuite/relro_test.cc (using_script): Declare.
7037 (t1, t2): Test using_script.
7038 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7039 (relro_script_test_SOURCES): Define.
7040 (relro_script_test_DEPENDENCIES): Define.
7041 (relro_script_test_LDFLAGS): Define.
7042 (relro_script_test_LDADD): Define.
7043 (relro_script_test.so): New target.
7044 * testsuite/Makefile.in: Rebuild.
7046 2008-08-06 Cary Coutant <ccoutant@google.com>
7048 * archive.cc (Archive::total_archives, Archive::total_members)
7049 (Archive::total_members_loaded): New variables.
7050 (Archive::setup): Add parameter. Add option to preread
7052 (Archive::read_armap): Add counter.
7053 (Archive::get_file_and_offset): New function.
7054 (Archive::get_elf_object_for_member): New function.
7055 (Archive::read_all_symbols): New function.
7056 (Archive::read_symbols): New function.
7057 (Archive::add_symbols): Add counters.
7058 (Archive::include_all_members): Use armap to find members if it's
7060 (Archive::include_member): Skip reading symbols if already read.
7061 Factored code into Archive::get_file_and_offset and
7062 Archive::get_elf_object_for_member. Changed call to
7063 Mapfile::report_include_archive_member.
7064 (Archive::print_stats): New function.
7065 * archive.h: Declare Object and Read_symbols_data classes.
7066 (Archive::Archive): Add initializers for new members.
7067 (Archive::setup): Add parameter.
7068 (Archive::print_stats): New function.
7069 (Archive::total_archives, Archive::total_members)
7070 (Archive::total_members_loaded): New variables.
7071 (Archive::get_file_and_offset): New function.
7072 (Archive::get_elf_object_for_member): New function.
7073 (Archive::read_all_symbols): New function.
7074 (Archive::read_symbols): New function.
7075 (Archive::Archive_member): New class.
7076 (Archive::members_): New member.
7077 (Archive::num_members_): New member.
7078 * main.cc: Include archive.h.
7079 (main): Call Archive::print_stats.
7080 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7081 archive parameter; member_name is now the fully-decorated name.
7082 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7083 * options.h: (General_options): Add --preread-archive-symbols option.
7084 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7087 2008-08-04 Ian Lance Taylor <iant@google.com>
7089 * symtab.h (Symbol::use_plt_offset): New function.
7090 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7091 * powerpc.cc (Relocate::relocate): Likewise.
7092 * sparc.cc (Relocate::relocate): Likewise.
7093 * x86_64.cc (Relocate::relocate): Likewise.
7094 * testsuite/weak_plt.sh: New test.
7095 * testsuite/weak_plt_main.cc: New test.
7096 * testsuite/weak_plt_shared.cc: New test.
7097 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7098 (check_PROGRAMS): Add weak_plt.
7099 (check_DATA): Add weak_plt_shared.so.
7100 (weak_plt_main_pic.o, weak_plt): New targets.
7101 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7102 * testsuite/Makefile.in: Rebuild.
7104 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7106 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7107 * testsuite/Makefile.in: Rebuild.
7109 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7111 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7112 * Makefile.in: Regenerate.
7113 * po/POTFILES.in: Regenerate.
7115 2008-07-29 Ian Lance Taylor <iant@google.com>
7117 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7118 symbols before other symbols.
7119 * testsuite/script_test_2.cc (test_addr): Declare.
7120 (test_addr_alias): Declare.
7121 (main): Check that test_addr and test_addr_alias have the right
7123 * testsuite/script_test_2.t: Define test_addr_alias and
7126 2008-07-24 Ian Lance Taylor <iant@google.com>
7129 * descriptors.cc: New file.
7130 * descriptors.h: New file.
7131 * gold-threads.h (class Hold_optional_lock): New class.
7132 * fileread.cc: Include "descriptors.h".
7133 (File_read::~File_read): Release descriptor rather than closing
7135 (File_read::open) [file]: Call open_descriptor rather than open.
7136 Set is_descriptor_opened_.
7137 (File_read::open) [memory]: Assert that descriptor is not open.
7138 (File_read::reopen_descriptor): New function.
7139 (File_read::release): Release descriptor.
7140 (File_read::do_read): Make non-const. Reopen descriptor.
7141 (File_read::read): Make non-const.
7142 (File_read::make_view): Reopen descriptor.
7143 (File_read::do_readv): Likewise.
7144 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7145 Update declarations.
7146 * layout.cc: Include "descriptors.h".
7147 (Layout::create_build_id): Use open_descriptor rather than open.
7148 * output.cc: Include "descriptors.h".
7149 (Output_file::open): Use open_descriptor rather than open.
7150 * archive.cc (Archive::const_iterator): Change Archive to be
7152 (Archive::begin, Archive::end): Make non-const.
7153 (Archive::count_members): Likewise.
7154 * archive.h (class Archive): Update declarations.
7155 * object.h (Object::read): Make non-const.
7156 * Makefile.am (CCFILES): Add descriptors.cc.
7157 (HFILES): Add descriptors.h.
7158 * Makefile.in: Rebuild.
7161 * gold.h: Always include <clocale>. Add Solaris workarounds
7162 following code in binutils/sysdep.h.
7165 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7166 this->eh_frame_hdr_ is NULL before using it.
7168 * dynobj.cc (Versions::Versions): Update comment.
7170 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7171 the base version name.
7173 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7174 array size plus one.
7175 (Stringpool_template::set_string_offsets): Subtract one from key
7176 before using it as an array index.
7177 (Stringpool_template::get_offset_with_length): Likewise.
7178 (Stringpool_template::write_to_buffer): Likewise.
7179 * stringpool.h (Stringpool_template::get_offset_from_key):
7182 2008-07-23 Ian Lance Taylor <iant@google.com>
7185 * object.h (Merged_symbol_value::value): Do our best to handle a
7189 * script.cc (Version_script_info::get_versions): Don't add empty
7190 version tag to return value.
7191 (Version_script_info::get_symbol_version_helper): Change return
7192 type to bool. Add pversion parameter. Change all callers.
7193 (script_register_vers_node): Don't require a non-NULL tag.
7194 * script.h (class Version_script_info): Update declarations.
7195 (Version_script_info::get_symbol_version): Change return type to
7196 bool. Add version parameter. Change all callers.
7197 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7198 handling. Handle an empty version from a version script.
7199 (Symbol_table::define_special_symbol): Likewise.
7200 * testsuite/ver_test_10.script: New file.
7201 * testsuite/ver_test_10.sh: New file.
7202 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7203 (check_DATA): Add ver_test_10.syms.
7204 (ver_test_10.syms, ver_test_10.so): New target.
7205 * testsuite/Makefile.in: Rebuild.
7207 2008-07-23 Simon Baldwin <simonb@google.com>
7209 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7210 to zero for undefined symbols from dynamic libraries.
7212 2008-07-23 Ian Lance Taylor <iant@google.com>
7214 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7216 * symtab.h (class Symbol_table): Update declaration.
7217 * testsuite/ver_test_9.cc: New file.
7218 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7219 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7220 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7221 (ver_test_9.so, ver_test_9.o): New targets.
7222 * testsuite/Makefile.in: Rebuild.
7224 2008-07-22 Ian Lance Taylor <iant@google.com>
7226 * options.h (class General_options): Define --check-sections.
7227 * layout.cc (Layout::set_segment_offsets): Handle
7230 * options.h (class General_options): Define -n/--nmagic and
7232 * options.cc (General_options::finalize): For -n/--nmagic or
7233 -N/--omagic, set -static.
7234 * layout.cc (Layout::attach_allocated_section_to_segment): If
7235 -N/--omagic, don't put read-only and read-write sections in
7237 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7238 finding a read-only segment.
7239 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7240 don't set the minimum segment alignment to the common page size,
7241 and don't set the file offset to the address modulo the page size.
7242 * script-sections.cc (Script_sections::create_segments): If
7243 -n/--omagic, don't put read-only and read-write sections in
7246 * cref.cc: New file.
7248 * options.h (class General_options): Add --print-symbol-counts.
7249 * main.cc (main): Issue defined symbol report if requested.
7250 * archive.cc (Archive::interpret_header): Make into a const member
7252 (Archive::add_symbols): Call Input_objects::archive_start and
7254 (Archive::const_iterator): Define new class.
7255 (Archive::begin, Archive::end): New functions.
7256 (Archive::include_all_members): Rewrite to use iterator.
7257 (Archive::count_members): New function.
7258 * archive.h (class Archive): Update declarations.
7259 (Archive::filename): New function.
7260 * object.cc: Include "cref.h".
7261 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7262 (Sized_relobj::do_get_global_symbol_counts): New function.
7263 (Input_objects::add_object): Add object to cross-referencer.
7264 (Input_objects::archive_start): New function.
7265 (Input_objects::archive_stop): New function.
7266 (Input_objects::print_symbol_counts): New function.
7267 * object.h: Declare Cref and Archive.
7268 (Object::get_global_symbol_counts): New function.
7269 (Object::do_get_global_symbol_counts): New pure virtual function.
7270 (class Sized_relobj): Add defined_count_ field. Update
7272 (class Input_objects): Add cref_ field. Update constructor.
7273 Update declarations.
7274 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7276 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7278 (Sized_dynobj::do_get_global_symbol_counts): New function.
7279 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7280 defined_count_. Update declarations. Define Symbols typedef.
7281 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7282 parameter. Change all callers.
7283 (Symbol_table::add_from_dynobj): Add sympointers and defined
7284 parameters. Change all callers.
7285 * symtab.h (class Symbol_table): Update declarations.
7286 * Makefile.am (CCFILES): Add cref.cc.
7287 (HFILES): Add cref.h.
7288 * Makefile.in: Rebuild.
7290 2008-07-22 Simon Baldwin <simonb@google.com>
7292 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7293 to zero when writing undefined symbols.
7295 2008-07-22 Ian Lance Taylor <iant@google.com>
7297 * output.cc (Output_section::add_input_section): Don't try to
7298 merge empty merge sections.
7300 2008-07-21 Craig Silverstein <csilvers@google.com>
7302 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7303 Include symbol version in error message.
7305 2008-07-20 Chris Demetriou <cgd@google.com>
7307 * configure.ac (gold_cv_c_random_seed): New configured variable.
7308 (RANDOM_SEED_CFLAGS): New substituted variable.
7309 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7310 * configure: Rebuild.
7311 * Makefile.in: Likewise.
7312 * testsuite/Makefile.in: Likewise.
7314 2008-07-18 Ian Lance Taylor <iant@google.com>
7316 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7317 where we see NAME/NULL and NAME/VERSION as separate symbols.
7318 * testsuite/ver_test_main.cc (main): Call t4.
7319 (t4, t4_2a): Define.
7320 * testsuite/ver_test_2.cc (t4_2): Define.
7321 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7322 * testsuite/ver_test_4.cc (t4_2a): Define.
7323 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7324 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7326 2008-07-17 Ian Lance Taylor <iant@google.com>
7328 * dynobj.cc (Versions::add_def): If we give an error about a
7329 missing version, go ahead and create the version anyhow.
7331 2008-07-10 Ian Lance Taylor <iant@google.com>
7333 Handle output sections with more than 0x7fffffff bytes.
7334 * object.h (class Relobj): Change map_to_output_ to
7335 output_sections_, and just keep a section pointer. Change all
7336 uses. Move comdat group support to Sized_relobj.
7337 (Relobj::is_section_specially_mapped): Remove.
7338 (Relobj::output_section): Remove poff parameter. Change all
7340 (Relobj::output_section_offset): New function.
7341 (Relobj::set_section_offset): Rewrite.
7342 (Relobj::map_to_output): Remove.
7343 (Relobj::output_sections): New function.
7344 (Relobj::do_output_section_offset): New pure virtual function.
7345 (Relobj::do_set_section_offset): Likewise.
7346 (class Sized_relobj): Add section_offsets_ field. Add comdat
7347 group support from Relobj. Update declarations.
7348 (Sized_relobj::get_output_section_offset): New function.
7349 (Sized_relobj::do_output_section_offset): New function.
7350 (Sized_relobj::do_set_section_offset): New function.
7351 * object.cc (Relobj::output_section_address): Remove.
7352 (Sized_relobj::Sized_relobj): Initialize new fields.
7353 (Sized_relobj::include_section_group): Cast find_kept_object to
7355 (Sized_relobj::include_linkonce_section): Likewise.
7356 (Sized_relobj::do_layout): Use separate arrays for output section
7358 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7360 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7361 output_sections and section_offsets.
7362 (Sized_relobj::write_local_symbols): Likewise.
7363 (map_to_kept_section): Compute output address directly.
7364 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7365 output_sections and section_offsets.
7366 (Sized_relobj::write_sections): Likewise.
7367 (Sized_relobj::relocate_sections): Likewise.
7368 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7369 * output.h (class Output_reloc): Update declarations. Change
7370 u2_.relobj to Sized_relobj*.
7371 (class Output_data_reloc): Change add functions to use
7373 * output.cc (Output_reloc::Output_reloc): Change relobj to
7375 (Output_reloc::local_section_offset): Change return type to
7376 Elf_Addr. Use get_output_section_offset.
7377 (Output_reloc::get_address): Likewise.
7378 (Output_section::is_input_address_mapped): Don't call
7379 is_section_specially_mapped.
7380 (Output_section::output_offset): Likewise.
7381 (Output_section::output_address): Likewise.
7382 (Output_section::starting_output_address): Likewise.
7383 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7384 parameter to Sized_relobj*.
7385 (Copy_relocs::need_copy_reloc): Likewise.
7386 (Copy_relocs::save): Likewise.
7387 * copy-relocs.h (class Copy_relocs): Update declarations.
7388 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7389 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7390 * target-reloc.h (relocate_for_relocatable): Change
7391 offset_in_output_section type to Elf_Addr. Change code that uses
7393 * layout.cc (Layout::layout): Always set *off.
7394 * mapfile.cc (Mapfile::print_input_section): Use
7395 output_section_offset.
7396 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7398 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7399 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7400 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7402 2008-07-03 Ian Lance Taylor <iant@google.com>
7404 * layout.cc (Layout::include_section): Do not discard unrecognized
7405 SHT_STRTAB sections.
7407 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7409 * script.cc (Lex::can_continue_name): Make '?' allowable in
7410 version-script names.
7411 * testsuite/version_script.map: Change glob pattern to use '?'
7413 2008-06-30 Manish Singh <yosh@gimp.org>
7416 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7419 2008-06-30 Ian Lance Taylor <iant@google.com>
7423 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7424 versions]: Don't try to read the value in the contents, since we
7425 don't use it. Use the template endianness when writing.
7427 2008-06-25 Cary Coutant <ccoutant@google.com>
7429 * fileread.cc (File_read::make_view): Assert on zero-length view.
7430 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7431 symbol table when there are no symbols to read.
7433 2008-06-23 Craig Silverstein <csilvers@google.com>
7435 * version.cc (version_string): Bump to 1.7
7437 2008-06-18 Craig Silverstein <csilvers@google.com>
7439 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7440 constant 0xFFFF to type Valtype.
7441 (Powerpc_relocate_functions::rel16_ha): Likewise.
7443 2008-06-17 Ian Lance Taylor <iant@google.com>
7445 * output.h (Output_section::Input_section): Initialize p2align_ to
7446 zero for Output_section_data constructors.
7447 (Output_section::Input_section::addralign): If not an input
7448 section, return the alignment of the Output_section_data.
7449 * testsuite/copy_test.cc: New file.
7450 * testsuite/copy_test_1.cc: New file.
7451 * testsuite/copy_test_2.cc: New file.
7452 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7453 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7454 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7455 (copy_test_1_pic.o, copy_test_1.so): New targets.
7456 (copy_test_2_pic.o, copy_test_2.so): New targets.
7457 * testsuite/Makefile.in: Rebuild.
7459 * script-sections.cc (Script_sections::place_orphan): Initialize
7460 local variable exact.
7462 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7464 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7466 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7467 David S. Miller <davem@davemloft.net>
7469 * powerpc.cc: New file.
7470 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7471 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7472 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7473 * Makefile.in: Rebuild.
7475 2008-06-09 Ian Lance Taylor <iant@google.com>
7477 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7479 (throwing, orig_terminate): New static variables.
7480 (terminate_handler): New static function.
7481 (t2): Set terminate handler.
7483 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7486 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7489 2008-05-30 Cary Coutant <ccoutant@google.com>
7491 * archive.cc (Archive::include_all_members) Correct to step
7492 over symbol table and extended name table in thin archives.
7494 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7497 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7500 2008-05-28 Caleb Howe <cshowe@google.com>
7502 * reduced_debug_output.cc: New file.
7503 * reduced_debug_output.h: New file.
7504 * options.h (class General_options): Add --strip-debug-non-line.
7505 * options.cc (General_options::finalize): Add strip_debug_non_line
7506 to the strip heirarchy.
7507 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7509 * layout.cc: Include "reduced_debug_output.h".
7510 (Layout::Layout): Initialize new fields.
7511 (line_only_debug_sections): New static array.
7512 (is_lines_only_debug_sections): New static inline function.
7513 (Layout::include_section): Handle --strip-debug-non-line.
7514 (Layout::make_output_section): If --strip-debug-non-line, build
7515 new output sections for .debug_abbrev and .debug_info.
7516 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7517 gold. Warn about possible overflow.
7518 (read_signed_LEB_128): Likewise.
7519 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7520 (read_signed_LEB_128): Declare.
7521 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7522 (HFILES): Add reduced_debug_output.h.
7523 * Makefile.in: Rebuild.
7525 2008-05-21 Ian Lance Taylor <iant@google.com>
7527 * mapfile.cc: New file.
7528 * mapfile.h: New file.
7529 * options.h (class General_options): Add -M/--print-map and -Map.
7530 * options.cc (General_options::finalize): Make -M equivalent to
7532 * main.cc: Include <cstdio> and "mapfile.h".
7533 (main): Open mapfile if requested.
7534 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7535 constructor. Change caller.
7536 (queue_initial_tasks): Add mapfile parameter. Change caller.
7537 (queue_middle_tasks): Likewise.
7538 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7540 * archive.cc: Include "mapfile.h".
7541 (Archive::add_symbols): Add mapfile parameter. Change all
7542 callers. Pass mapfile, symbol, and reason to include_member.
7543 (Archive::include_all_members): Add mapfile parameter. Change all
7545 (Archive::include_member): Add mapfile, sym, and why parameters.
7546 Change all callers. Report inclusion to map file.
7547 * archive.h: Include "fileread.h".
7548 (class Archive): Update declarations.
7549 (Archive::file): New const method.
7550 (class Add_archive_symbols): Add mapfile_ field. Update
7551 constructor. Change all callers.
7552 * readsyms.h (class Read_symbols): Likewise.
7553 (class Finish_group): Likewise.
7554 (class Read_script): Likewise.
7555 * common.cc: Include "mapfile.h".
7556 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7558 (Symbol_table::do_allocate_commons): Likewise.
7559 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7560 symbol allocation to mapfile.
7561 * common.h (class Allocate_commons_task): Add mapfile_ field.
7562 Update constructor. Change all callers.
7563 * symtab.h (class Symbol_table): Update declarations.
7564 * layout.cc: Include "mapfile.h".
7565 (Layout_task_runner::run): Print information to mapfile.
7566 (Layout::create_gold_note): Change Output_data_fixed_space to
7567 Output_data_zero_fill.
7568 (Layout::create_build_id): Likewise.
7569 (Layout::print_to_mapfile): New function.
7570 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7571 constructor. Change caller.
7572 (class Layout): Declare print_to_mapfile.
7573 * output.cc (Output_section::Input_section::print_to_mapfile): New
7575 (Output_section::add_input_section): If producing a map, always
7576 add to input_sections_ list.
7577 (Output_section::do_print_to_mapfile): New function.
7578 (Output_segment::print_sections_to_mapfile): New function.
7579 (Output_segment::print_section_list_to_mapfile): New function.
7580 * output.h: Include "mapfile.h".
7581 (Output_data::print_to_mapfile): New function.
7582 (Output_data::do_print_to_mapfile): New virtual function.
7583 (Output_segment_headers::do_print_to_mapfile): New function.
7584 (Output_file_header::do_print_to_mapfile): New function.
7585 (Output_data_const::do_print_to_mapfile): New function.
7586 (class Output_data_const_buffer): Add map_name_ field. Update
7587 constructor. Change all callers. Add do_print_to_mapfile
7589 (class Output_data_fixed_space): Likewise.
7590 (class Output_data_space): Likewise.
7591 (class Output_data_zero_fill): New class.
7592 (Output_data_strtab::do_print_to_mapfile): New function.
7593 (Output_data_reloc_base::do_print_to_mapfile): New function.
7594 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7595 (Output_data_group::do_print_to_mapfile): New function.
7596 (Output_data_got::do_print_to_mapfile): New function.
7597 (Output_data_dynamic::do_print_to_mapfile): New function.
7598 (Output_symtab_xindex::do_print_to_mapfile): New function.
7599 (class Output_section): Declare do_print_to_mapflie. Declare
7600 print_to_mapfile in Input_section.
7601 (class Output_segment): Declare new functions.
7602 * object.h (Sized_relobj::symbol_count): New function.
7603 * script-sections.cc
7604 (Output_section_element_dot_assignment::set_section_addresses):
7605 Change Output_data_fixed_space to Output_data_zero_fill.
7606 (Output_data_expression::do_print_to_mapfile): New function.
7607 * script.cc (read_input_script): Add mapfile parameter. Change
7609 * script.h (read_input_script): Update declaration.
7610 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7611 (Eh_frame::do_print_to_mapfile): New function.
7612 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7613 (Output_merge_string::do_print_to_mapfile): New function.
7614 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7616 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7618 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7620 * Makefile.am (CCFILES): Add mapfile.cc.
7621 (HFILES): Add mapfile.h.
7622 * Makefile.in: Rebuild.
7624 2008-05-19 Ian Lance Taylor <iant@google.com>
7626 * options.h (class General_options): Add -z relro.
7627 * layout.cc (Layout::Layout): Initialize relro_segment_.
7628 (Layout::add_output_section_data): Return the output section.
7629 (Layout::make_output_section): Rcognize relro sections and mark
7631 (Layout::attach_allocated_section_to_segment): Put relro sections
7632 in a PT_GNU_RELRO segment.
7633 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7635 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7637 (Layout::linkonce_mapping): Map d.rel.ro.local to
7639 (Layout::output_section_name): Us .data.rel.ro.local for any
7640 section which begins with that.
7641 * layout.h (class Layout): Update add_output_section_data
7642 declaration. Add relro_segment_ field.
7643 * output.cc (Output_section::Output_section): Initialize is_relro_
7644 and is_relro_local_ fields.
7645 (Output_segment::add_output_section): Group relro sections.
7646 (Output_segment::is_first_section_relro): New function.
7647 (Output_segment::maximum_alignment): If there is a relro section,
7648 align the segment to the common page size.
7649 (Output_segment::set_section_addresses): Track whether we are
7650 looking at relro sections. If the last section is a relro
7651 section, align to the common page size.
7652 (Output_segment::set_section_list_addresses): Add in_relro
7653 parameter. Change all callers. Align to the page size when
7654 moving from relro to non-relro section.
7655 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7657 * output.h (class Output_section): Add is_relro_ and
7658 is_relro_local_ fields.
7659 (Output_section::is_relro): New function.
7660 (Output_section::set_is_relro): New function.
7661 (Output_section::is_relro_local): New function.
7662 (Output_section::set_is_relro_local): New function.
7663 (class Output_segment): Update declarations.
7664 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7665 * sparc.cc (Target_sparc::got_section): Likewise.
7666 * x86_64.cc (Target_x86_64::got_section): Likewise.
7667 * testsuite/relro_test_main.cc: New file.
7668 * testsuite/relro_test.cc: New file.
7669 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7670 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7671 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7672 (relro_test.so, relro_test_pic.o): New targets.
7673 * testsuite/Makefile.in: Rebuild.
7675 2008-05-16 Ian Lance Taylor <iant@google.com>
7677 * output.cc (Output_segment::add_output_section): Remove front
7679 * output.h (class Output_segment): Remove
7680 add_initial_output_section and overloaded add_output_section.
7681 Update declaration of remaining add_output_section.
7682 * layout.cc (Layout::create_interp): Call add_output_section
7683 rather than add_initial_output_section.
7684 (Layout::finish_dynamic_section): Likewise.
7686 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7687 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7688 know the dynamic type.
7689 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7690 field. Initialize it in constructor.
7691 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7692 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7693 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7696 * output.cc (Output_reloc::get_address): Change return type to
7698 * output.h (class Output_reloc): Update get_address declaration.
7699 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7700 for section addresses.
7702 2008-05-09 Ian Lance Taylor <iant@google.com>
7705 * gold.cc (gold_nomem): Use return value of write.
7707 2008-05-08 Ian Lance Taylor <iant@google.com>
7709 * symtab.c (Symbol::init_base_output_data): Add version
7710 parameter. Change all callers.
7711 (Symbol::init_base_output_segment): Likewise.
7712 (Symbol::init_base_constant): Likewise.
7713 (Symbol::init_base_undefined): Likewise.
7714 (Sized_symbol::init_output_data): Likewise.
7715 (Sized_symbol::init_output_segment): Likewise.
7716 (Sized_symbol::init_constant): Likewise.
7717 (Sized_symbol::init_undefined): Likewise.
7718 (Symbol_table::do_define_in_output_data): If the new symbol has a
7719 version, mark it as the default.
7720 (Symbol_table::do_define_in_output_segment): Likewise.
7721 (Symbol_table::do_define_as_constant): Likewise.
7722 * symtab.h (class Symbol): Update declarations.
7723 (class Sized_symbol): Likewise.
7724 * resolve.cc (Symbol::override_version): New function.
7725 (Symbol::override_base): Call override_version.
7726 (Symbol::override_base_with_special): Likewise.
7727 * testsuite/ver_script_8.script: New file.
7728 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7729 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7730 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7731 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7733 2008-05-06 Ian Lance Taylor <iant@google.com>
7736 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7738 (class General_options): Remove existing --undefined, and add
7739 --no-undefined instead. Add new --undefined as synonym for -u.
7740 * archive.cc (Archive::add_symbols): Check whether symbol was
7742 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7743 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7744 all uses. Add IS_UNDEFINED. Update declarations to split
7745 different versions of init_base. Declare init_base_undefined.
7746 (Symbol::is_defined): Handle IS_UNDEFINED.
7747 (Symbol::is_undefined): Likewise.
7748 (Symbol::is_weak_undefined): Call is_undefined.
7749 (Symbol::is_absolute): Handle IS_CONSTANT.
7750 (class Sized_symbol): Update declarations to split different
7751 versions of init. Declare init_undefined.
7752 (class Symbol_table): Declare new functions.
7753 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7755 (Symbol::init_base_output_data): Likewise.
7756 (Symbol::init_base_output_segment): Likewise.
7757 (Symbol::init_base_constant): Likewise.
7758 (Symbol::init_base_undefined): New function.
7759 (Sized_symbol::init_object): Rename from init. Change all
7761 (Sized_symbol::init_output_data): Likewise.
7762 (Sized_symbol::init_output_segment): Likewise.
7763 (Sized_symbol::init_constant): Likewise.
7764 (Sized_symbol::init_undefined): New function.
7765 (Symbol_table::add_undefined_symbols_from_command_line): New
7767 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7769 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7770 (Symbol::output_section): Likewise.
7771 (Symbol::set_output_section): Likewise.
7772 (Symbol_table::sized_finalize_symbol): Likewise.
7773 (Symbol_table::sized_write_globals): Likewise.
7774 * resolve.cc (Symbol_table::should_override): Likewise.
7775 (Symbol::override_base_with_special): Likewise.
7777 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7778 symbol, change it to have default visibility.
7779 * testsuite/protected_1.cc: New file.
7780 * testsuite/protected_2.cc: New file.
7781 * testsuite/protected_3.cc: New file.
7782 * testsuite/protected_main_1.cc: New file.
7783 * testsuite/protected_main_2.cc: New file.
7784 * testsuite/protected_main_3.cc: New file.
7785 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7786 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7787 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7788 (protected_1.so): New target.
7789 (protected_1_pic.o, protected_2_pic.o): New targets.
7790 (protected_3_pic.o): New target.
7791 (check_PROGRAMS): Add protected_2.
7792 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7793 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7794 * testsuite/Makefile.in: Rebuild.
7796 * options.h (DEFINE_var): Add set_user_set_##varname__.
7797 (DEFINE_bool_alias): New macro.
7798 (class General_options): Define -Bstatic using DEFINE_bool_alias
7799 rather than DEFINE_special. Add --undefined as an alias for -z
7801 * options.cc (General_options::parse_Bstatic): Remove.
7803 * options.h (class General_options): Add --fatal-warnings.
7804 * main.cc (main): Implement --fatal-warnings.
7805 * errors.h (Errors::warning_count): New function.
7807 * options.h (class General_options): Add -Bsymbolic-functions.
7808 * symtab.h (Symbol::is_preemptible): Check for
7809 -Bsymbolic-functions.
7811 2008-05-05 Ian Lance Taylor <iant@google.com>
7813 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7814 as noVARNAME rather than no-VARNAME.
7815 (class General_options): Add option -z combreloc.
7816 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7818 (Output_reloc::sort_before) [SHT_REL]: New function.
7819 (Output_reloc::sort_before) [SHT_RELA]: New function.
7820 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7821 Sort_relocs_comparison.
7822 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7823 parameter. Change all callers.
7824 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7825 sort_relocs parameter. Change all callers.
7826 * output.cc (Output_reloc::get_address): New function, broken out
7828 (Output_reloc::write_rel): Call it.
7829 (Output_reloc::compare): New function.
7830 (Output_data_reloc_base::do_write): Optionally sort relocs.
7832 * configure.ac: If targ_extra_obj is set, link it in.
7833 * configure.tgt: Initialize all variables.
7834 (x86_64*): Set targ_extra_obj and targ_extra_size.
7835 * configure: Rebuild.
7837 * object.cc (Sized_relobj::include_section_group): Adjust section
7838 indexes read from group data. Build vector to pass to
7840 * layout.cc (Layout::layout_group): Add flags and shndxes
7841 parameters. Remove contents parameter. Change caller. Update
7842 explicit instantiations.
7843 * layout.h (class Layout): Update layout_group declaration.
7844 * output.cc (Output_data_group::Output_data_group): Add flags and
7845 input_shndxes parameters. Remove contents parameter. Change
7847 (Output_data_group::do_write): Change input_sections_ to
7849 * output.h (class Output_data_group): Update constructor
7850 declaration. Rename input_sections_ to input_shndxes_.
7851 * testsuite/many_sections_test.cc: Add template.
7853 2008-04-30 Cary Coutant <ccoutant@google.com>
7855 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7857 * layout.cc (Layout::include_section): Refactored check for debug
7859 (Layout::add_comdat): Add new parameters. Change type
7860 of signature parameter. Add object and shndx to signatures table.
7861 (Layout::find_kept_object): New function.
7862 * layout.h: Include <cstring>.
7863 (Layout::is_debug_info_section): New function.
7864 (Layout::add_comdat): Add new parameters.
7865 (Layout::find_kept_object): New function.
7866 (Layout::Kept_section): New struct.
7867 (Layout::Signatures): Change type of map range.
7868 * object.cc (Relobj::output_section_address): New function.
7869 (Sized_relobj::include_section_group): Add new parameters. Change
7870 calls to Layout::add_comdat. Change to build table of kept comdat
7871 groups and table mapping discarded sections to kept sections.
7872 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7873 (Sized_relobj::do_layout): Change calls to include_section_group and
7874 include_linkonce_section.
7875 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7876 value to zero when section is discarded.
7877 (Sized_relobj::map_to_kept_section): New function.
7878 * object.h (Relobj::output_section_address): New function.
7879 (Relobj::Comdat_group): New type.
7880 (Relobj::find_comdat_group): New function.
7881 (Relobj::Comdat_group_table): New type.
7882 (Relobj::Kept_comdat_section): New type.
7883 (Relobj::Kept_comdat_section_table): New type.
7884 (Relobj::add_comdat_group): New function.
7885 (Relobj::set_kept_comdat_section): New function.
7886 (Relobj::get_kept_comdat_section): New function.
7887 (Relobj::comdat_groups_): New field.
7888 (Relobj::kept_comdat_sections_): New field.
7889 (Symbol_value::input_value): Update comment.
7890 (Sized_relobj::map_to_kept_section) New function.
7891 (Sized_relobj::include_linkonce_section): Add new parameter.
7892 * target-reloc.h (Comdat_behavior): New type.
7893 (get_comdat_behavior): New function.
7894 (relocate_section): Add code to map a discarded section to the
7895 corresponding kept section when applying a relocation.
7897 2008-04-30 Craig Silverstein <csilvers@google.com>
7899 * dwarf_reader.cc (next_generation_count): New static var.
7900 (Addr2line_cache_entry): New struct.
7901 (addr2line_cache): New static var.
7902 (Dwarf_line_info::one_addr2line): Added caching.
7903 (Dwarf_line_info::clear_addr2line_cache): New function.
7904 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7905 cache-size parameter.
7906 (Dwarf_line_info::one_addr2line_cache): New function.
7907 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7908 new cache-size argument to one_addr2line(), and clear cache.
7910 2008-04-28 Cary Coutant <ccoutant@google.com>
7912 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7913 R_386_PC8 relocations.
7915 2008-04-23 Ian Lance Taylor <iant@google.com>
7917 * object.cc (Sized_relobj::include_section_group): Check for
7918 invalid section group.
7920 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7923 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7924 than read for file header.
7925 * archive.cc (Archive::include_member): Likewise.
7927 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7929 * aclocal.m4: Regenerate.
7930 * configure: Regenerate.
7932 2008-04-19 Ian Lance Taylor <iant@google.com>
7934 * version.cc (version_string): Bump to 1.6.
7936 * testsuite/Makefile.am (many_sections_r_test): New target.
7937 (many_sections_r_test_SOURCES): Remove.
7938 (many_sections_r_test_DEPENDENCIES): Remove.
7939 (many_sections_r_test_LDFLAGS): Remove.
7940 (many_sections_r_test_LDADD): Remove.
7942 * object.cc (Sized_relobj::do_add_symbols): Always pass
7943 local_symbol_count_ to add_from_relobj.
7945 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7946 every thousand variables.
7947 * testsuite/Makefile.in: Rebuild.
7949 * object.cc (Xindex::initialize_symtab_xindex): New function.
7950 (Xindex::read_symtab_xindex): New function.
7951 (Xindex::sym_xindex_to_shndx): New function.
7952 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7954 (Sized_relobj::do_initialize_xindex): New function.
7955 (Sized_relobj::do_read_symbols): Adjust section links.
7956 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7957 parameter. Change all callers.
7958 (Sized_relobj::include_section_group): Adjust section links and
7959 symbol section indexes.
7960 (Sized_relobj::do_layout): Adjust section links.
7961 (Sized_relobj::do_count_local_symbols): Adjust section links and
7962 symbol section indexes.
7963 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7964 ordinary and special symbols.
7965 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7966 dynsym_xindex parameters. Change all callers. Adjust section
7967 links. Use SHN_XINDEX when needed.
7968 (Sized_relobj::get_symbol_location_info): Adjust section links.
7969 Don't get fooled by special symbols.
7970 * object.h (class Xindex): Define.
7971 (class Object): Add xindex_ parameter. Declare virtual functoin
7972 do_initialize_xindex.
7973 (Object::adjust_sym_shndx): New function.
7974 (Object::set_xindex): New protected function.
7975 (class Symbol_value): Add is_ordinary_shndx_ field.
7976 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7977 (Symbol_value::value): Assert ordinary section.
7978 (Symbol_value::initialize_input_to_output_map): Likewise.
7979 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7981 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7983 (class Sized_relobj): Update declarations.
7984 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7985 parameter. Change all callers.
7986 (Sized_relobj::adjust_shndx): New function.
7987 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7989 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7990 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7991 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7992 (Sized_dynobj::read_dynsym_section): Adjust section links.
7993 (Sized_dynobj::read_dynamic): Likewise.
7994 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7996 (Sized_dynobj::do_initialize_xindex): New function.
7997 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7998 do_initialize_xindex.
7999 (Sized_dynobj::adjust_shndx): New function.
8000 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8001 dynsym_xindex_ fields.
8002 (Layout::finalize): Add a call to set_section_indexes before
8003 creating the symtab sections.
8004 (Layout::set_section_indexes): Don't do anything if the section
8005 already has a section index.
8006 (Layout::create_symtab_sections): Add shnum parameter. Change
8007 caller. Create .symtab_shndx section if needed.
8008 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8010 (Layout::allocated_output_section_count): New function.
8011 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8013 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8014 fields. Update declarations.
8015 (Layout::symtab_xindex): New function.
8016 (Layout::dynsym_xindex): New function.
8017 (class Write_symbols_task): Add layout_ field.
8018 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8020 * output.cc (Output_section_headers::Output_section_headers): Add
8021 shstrtab_section parameter. Change all callers.
8022 (Output_section_headers::do_sized_write): Store overflow values
8023 for section count and section string table section index in
8024 section header zero.
8025 (Output_file_header::do_sized_write): Check for overflow of
8026 section count and section string table section index.
8027 (Output_symtab_xindex::do_write): New function.
8028 (Output_symtab_xindex::endian_do_write): New function.
8029 * output.h (class Output_section_headers): Add shstrtab_section_.
8030 Update declarations.
8031 (class Output_symtab_xindex): Define.
8032 (Output_section::has_out_shndx): New function.
8033 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8035 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8037 (Sized_symbol::init): Likewise.
8038 (Symbol::output_section): Check for ordinary symbol.
8039 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8040 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8042 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8043 Change all callers. Simplify handling of symbols from sections
8044 not included in the link.
8045 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8047 (Weak_alias_sorter::operator()): Assert that symbols are
8049 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8051 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8052 parameters. Change all callers.
8053 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8054 symbol distinction. Use SHN_XINDEX when needed.
8055 (Symbol_table::write_section_symbol): Add symtab_xindex
8056 parameter. Change all callers.
8057 (Symbol_table::sized_write_section_symbol): Likewise. Use
8058 SHN_XINDEX when needed.
8059 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8061 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8062 (Symbol::is_defined): Check is_ordinary.
8063 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8064 (Symbol::is_absolute, Symbol::is_common): Likewise.
8065 (class Sized_symbol): Update declarations.
8066 (class Symbol_table): Update declarations.
8067 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8068 parameters. Change all callers.
8069 (Sized_symbol::override): Likewise.
8070 (Symbol_table::override): Likewise.
8071 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8072 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8073 is_ordinary, and orig_st_shndx parameters. Change all callers.
8074 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8075 to be in an ordinary section.
8076 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8077 object and is_ordinary parameters. Change all callers.
8078 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8079 Change all callers. Don't add undefined or non-ordinary symbols
8081 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8083 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8085 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8086 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8087 (Sized_relobj::relocate_sections): Likewise.
8088 * target-reloc.h (scan_relocs): Adjust section symbol index.
8089 (scan_relocatable_relocs): Likewise.
8090 * i386.cc (Scan::local): Check for ordinary symbols.
8091 * sparc.cc (Scan::local): Likewise.
8092 * x86_64.cc (Scan::local): Likewise.
8093 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8094 to symbol_section_and_value.
8095 * testsuite/many_sections_test.cc: New file.
8096 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8097 (check_PROGRAMS): Add many_sections_test.
8098 (many_sections_test_SOURCES): Define.
8099 (many_sections_test_DEPENDENCIES): Define.
8100 (many_sections_test_LDFLAGS): Define.
8101 (BUILT_SOURCES): Add many_sections_define.h.
8102 (many_sections_define.h): New target.
8103 (BUILT_SOURCES): Add many_sections_check.h.
8104 (many_sections_check.h): New target.
8105 (check_PROGRAMS): Add many_sections_r_test.
8106 (many_sections_r_test_SOURCES): Define.
8107 (many_sections_r_test_DEPENDENCIES): Define.
8108 (many_sections_r_test_LDFLAGS): Define.
8109 (many_sections_r_test_LDADD): Define.
8110 (many_sections_r_test.o): New target.
8111 * testsuite/Makefile.in: Rebuild.
8113 2008-04-17 Cary Coutant <ccoutant@google.com>
8115 * errors.cc (Errors::info): New function.
8116 (gold_info): New function.
8117 * errors.h (Errors::info): New function.
8118 * gold.h (gold_info): New function.
8119 * object.cc (Input_objects::add_object): Print trace output.
8120 * options.cc (options::parse_set): New function.
8121 (General_options::parse_wrap): Deleted.
8122 (General_options::General_options): Deleted initializer.
8123 * options.h (options::String_set): New typedef.
8124 (options::parse_set): New function.
8125 (DEFINE_set): New macro.
8126 (General_options::wrap): Changed to use DEFINE_set. Changed
8127 callers of any_wrap_symbols and is_wrap_symbol.
8128 (General_options::trace, General_options::trace_symbol):
8130 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8131 (General_options::wrap_symbols_): Deleted.
8132 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8134 2008-04-17 David S. Miller <davem@davemloft.net>
8136 * options.cc (General_options::parse_V): New function.
8137 * options.h: Add entries for -V and -Qy.
8139 2008-04-17 Ian Lance Taylor <iant@google.com>
8141 * common.cc (Symbol_table::allocate_commons): Remove options
8142 parameter. Change caller.
8143 (Symbol_table::do_allocate_commons): Remove options parameter.
8144 Change caller. Just call do_allocate_commons_list twice.
8145 (Symbol_table::do_allocate_commons_list): New function, broken out
8146 of do_allocate_commons.
8147 * common.h (class Allocate_commons_task): Remove options_ field.
8149 * symtab.cc (Symbol_table::Symbol_table): Initialize
8151 (Symbol_table::add_from_object): Put TLS common symbols on
8153 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8154 which are IN_OUTPUT_DATA.
8155 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8156 allocate_commons and do_allocate_commons declarations. Declare
8157 do_allocate_commons_list.
8158 * gold.cc (queue_middle_tasks): Update creation of
8159 Allocate_commons_task to not pass options.
8160 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8161 (TLS_TEST_C_FLAGS): New variable.
8162 (tls_test_c_pic.o): New target.
8163 (tls_test_shared.so): Link in tls_test_c_pic.o.
8164 (tls_test_c_pic_ie.o): New target.
8165 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8166 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8167 (tls_test_c.o): New target.
8168 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8169 (tls_pic_test_LDADD): Likewise.
8170 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8171 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8172 (tls_test_c_gnu2.o): New target.
8173 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8175 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8176 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8177 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8178 * testsuite/tls_test.cc: Include "config.h".
8179 (t_last): Call t11_last.
8180 * testsuite/tls_test.h (t11, t11_last): Declare.
8181 * testsuite/tls_test_c.c: New file.
8182 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8183 * configure.ac: Check for OpenMP support.
8184 * configure, config.in, Makefile.in: Rebuild.
8185 * testsuite/Makefile.in: Rebuild.
8187 2008-04-16 Cary Coutant <ccoutant@google.com>
8189 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8190 (Target_i386::tls_base_symbol_defined_): New field.
8191 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8192 (Target_i386::Scan::global): Likewise.
8193 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8194 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8195 (Target_x86_64::tls_base_symbol_defined_): New field.
8196 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8197 (Target_x86_64::Scan::global): Likewise.
8199 2008-04-16 Cary Coutant <ccoutant@google.com>
8201 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8202 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8203 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8204 building shared libraries.
8205 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8206 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8207 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8208 * testsuite/Makefile.in: Rebuild.
8209 * testsuite/weak_undef.h: New file.
8210 * testsuite/weak_undef_file1.cc: Add extra test cases.
8211 * testsuite/weak_undef_file2.cc: Likewise.
8212 * testsuite/weak_undef_test.cc: Likewise.
8214 2008-04-16 David S. Miller <davem@davemloft.net>
8216 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8217 Add issued_non_pic_error_ field. Declare check_non_pic.
8218 (Target_sparc::Scan::check_non_pic): New function.
8219 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8220 (Target_sparc::Scan::global): Likewise.
8222 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8223 * configure: Rebuild.
8225 * options.h (DEFINE_enable): New macro.
8226 (new_dtags): New enable option.
8227 (initfirst, interpose, loadfltr, nodefaultlib,
8228 nodelete, nodlopen, nodump): New -z options.
8229 * layout.cc (Layout:finish_dynamic_section): If new
8230 dtags enabled, emit DT_RUNPATH. Also, emit a
8231 DT_FLAGS_1 containing any specified -z flags.
8233 2008-04-16 Ian Lance Taylor <iant@google.com>
8235 * copy-relocs.cc: New file.
8236 * copy-relocs.h: New file.
8237 * reloc.cc: Remove Copy_relocs code.
8238 * reloc.h: Likewise.
8239 * reloc-types.h (struct Reloc_types) [both versions]: Add
8240 get_reloc_addend_noerror.
8241 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8242 variants of add_global which take an addend which must be zero.
8243 * i386.cc: Include "copy-relocs.h".
8244 (class Target_i386): Change type of copy_relocs_ to variable,
8246 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8248 (Target_i386::do_finalize_sections): Change handling of
8250 * sparc.cc: Include "copy-relocs.h".
8251 (class Target_sparc): Change type of copy_relocs_ to variable,
8253 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8255 (Target_sparc::do_finalize_sections): Change handling of
8257 * x86_64.cc: Include "copy-relocs.h".
8258 (class Target_x86_64): Change type of copy_relocs_ to variable,
8260 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8261 class. Change all callers.
8262 (Target_x86_64::do_finalize_sections): Change handling of
8264 * Makefile.am (CCFILES): Add copy-relocs.cc.
8265 (HFILES): Add copy-relocs.h.
8267 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8269 * testsuite/script_test_4.sh: Permit leading zeroes.
8271 2008-04-15 Ian Lance Taylor <iant@google.com>
8273 * script-sections.cc (Script_sections::create_segments): Use
8274 header_size_adjustment even when there is enough room for the
8276 * testsuite/script_test_4.sh: New file.
8277 * testsuite/script_test_4.t: New file.
8278 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8279 (check_DATA): Add script_test_4.stdout.
8280 (MOSTLYCLEANFILES): Likewise.
8281 (script_test_4): New target.
8282 (script_test_4.stdout): New target.
8283 * testsuite/Makefile.in: Rebuild.
8285 * sparc.cc: Add definitions for Output_data_plt_sparc class
8288 2008-04-14 David S. Miller <davem@davemloft.net>
8290 * sparc.cc: New file.
8291 * Makefile.am (TARGETSOURCES): Add sparc.cc
8292 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8293 * configure.tgt: Document targ_extra_size and
8294 targ_extra_big_endian. Add entries for sparc-* and
8296 * configure.ac: Handle targ_extra_size and
8297 targ_extra_big_endian.
8298 * Makefile.in: Rebuild.
8299 * configure: Likewise.
8300 * po/POTFILES.in: Likewise.
8301 * po/gold.pot: Likewise.
8303 2008-04-14 Ian Lance Taylor <iant@google.com>
8305 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8306 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8307 in the name/type/flags to section mapping. Don't call
8308 allocate_output_section.
8309 (Layout::choose_output_section): Change parameter from adjust_name
8310 to is_input_section. Don't permit input sections after sections
8311 are attached to segments. Don't call allocate_output_section.
8312 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8313 not write_enable_output_section.
8314 (Layout::make_output_section): Don't push to
8315 unattached_section_list_ nor call attach_to_segment. Call
8316 attach_section_to_segment if sections are attached.
8317 (Layout::attach_sections_to_segments): New function.
8318 (Layout::attach_section_to_segment): New function.
8319 (Layout::attach_allocated_section_to_segment): Rename from
8320 attach_to_segment. Remove flags parameter.
8321 (Layout::allocate_output_section): Remove function.
8322 (Layout::write_enable_output_section): Remove function.
8323 * layout.h (class Layout): Update for above changes. Add new
8324 field sections_are_attached_.
8325 * output.h (Output_section::update_flags_for_input_section): New
8327 * output.cc (Output_section::add_input_section): Call
8328 update_flags_for_input_section.
8329 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8331 2008-04-11 Cary Coutant <ccoutant@google.com>
8333 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8334 thought unnecessary.
8335 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8337 2008-04-11 Ian Lance Taylor <iant@google.com>
8339 * output.h (class Output_section_data): Remove inline definition
8341 * output.cc (Output_section_data::set_addralign): New function.
8343 2008-04-11 Cary Coutant <ccoutant@google.com>
8345 Add support for TLS descriptors for i386 and x86_64.
8346 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8347 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8348 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8350 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8351 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8352 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8354 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8355 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8356 Fix problem with initial-exec relocations.
8357 (Target_i386::Relocate::relocate_tls): Likewise.
8358 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8360 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8361 support for section-plus-offset dynamic table entries.
8362 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8363 (Output_data_dynamic::Dynamic_entry): Add support for
8364 section-plus-offset dynamic table entries.
8365 (Output_data_dynamic::Classification): Likewise.
8366 (Output_data_dynamic::classification_): Renamed offset_.
8367 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8368 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8369 (Target_x86_64::make_plt_section): New function.
8370 (Target_x86_64::reserve_tlsdesc_entries): New function.
8371 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8372 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8373 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8374 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8375 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8376 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8377 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8378 add extra PLT entry for TLS descriptors.
8379 (Output_data_plt_x86_64::got_): New field.
8380 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8381 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8383 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8385 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8386 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8387 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8388 R_386_TLS_DESC_CALL relocations.
8389 (Target_x86_64::Scan::global): Likewise.
8390 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8391 for TLS descriptors.
8392 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8393 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8394 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8395 GD-to-IE relaxation.
8396 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8397 and TLS_DESCRIPTORS.
8398 * Makefile.in: Rebuild.
8399 * configure: Rebuild.
8400 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8401 (tls_test_shared2.so): New target.
8402 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8403 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8404 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8405 (tls_shared_gd_to_ie_test_LDADD): New variable.
8406 (tls_shared_gnu2_gd_to_ie_test): New target.
8407 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8409 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8410 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8411 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8412 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8413 (tls_shared_gnu2_test): New target.
8414 (tls_test_gnu2_shared.so): New target.
8415 (tls_shared_gnu2_test_SOURCES): New variable.
8416 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8417 (tls_shared_gnu2_test_LDFLAGS): New variable.
8418 (tls_shared_gnu2_test_LDADD): New variable.
8419 * testsuite/Makefile.in: Rebuild.
8420 * testsuite/Makefile.
8422 2008-04-11 Ian Lance Taylor <iant@google.com>
8424 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8426 * testsuite/Makefile.in: Rebuild.
8428 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8430 * testsuite/script_test_2.cc (main): Adjust test.
8432 2008-04-11 David S. Miller <davem@davemloft.net>
8433 Ian Lance Taylor <iant@google.com>
8435 * options.h (General_options): Add entries for '-Y' and
8437 * options.cc (General_options:finalize): If -Y was used, add those
8438 entries to the library path instead of the default "/lib" and
8441 2008-04-11 David S. Miller <davem@davemloft.net>
8443 * testsuite/justsyms.t: Start at 0x100.
8444 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8445 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8447 * testsuite/script_test_2.cc: Adjust string and section length
8450 2008-04-09 Ian Lance Taylor <iant@google.com>
8453 * script-sections.cc (Sections_element::allocate_to_segment): Add
8455 (Output_section_definition::allocate_to_segment): Likewise.
8456 (Orphan_output_section::allocate_to_segment): Likewise.
8457 (Script_sections::attach_sections_using_phdrs_clause): Don't
8458 propagate non-PT_LOAD segments to orphan sections.
8459 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8460 readelf rather than objdump.
8461 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8462 .interp section and PT_INTERP segment are the same size.
8463 * testsuite/Makefile.in: Rebuild.
8465 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8466 aliases for symbols defined in the same object.
8467 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8468 (weak_alias_test_SOURCES): New variable.
8469 (weak_alias_test_DEPENDENCIES): New variable.
8470 (weak_alias_test_LDFLAGS): New variable.
8471 (weak_alias_test_LDADD): New variable.
8472 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8473 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8474 (weak_alias_test_3.o): New target.
8475 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8476 * testsuite/weak_alias_test_main.cc: New file.
8477 * testsuite/weak_alias_test_1.cc: New file.
8478 * testsuite/weak_alias_test_2.cc: New file.
8479 * testsuite/weak_alias_test_3.cc: New file.
8481 2008-04-08 Ian Lance Taylor <iant@google.com>
8483 * options.h (class General_options): Add --noinhibit-exec option.
8484 * main.cc (main): Check --noinhibit-exec.
8486 * options.h (class General_options): Define --wrap as a special
8487 option. Add wrap_symbols_ field.
8488 (General_options::any_wrap_symbols): New function.
8489 (General_options::is_wrap_symbol): New function.
8490 * options.cc (General_options::parse_wrap): New function.
8491 (General_options::General_options): Initialize wrap_symbols_.
8492 * symtab.cc (Symbol_table::wrap_symbol): New function.
8493 (Symbol_table::add_from_object): Handle --wrap.
8494 * symtab.h (class Symbol_table): Declare wrap_symbol.
8495 * target.h (Target::wrap_char): New function.
8496 (Target::Target_info): Add wrap_char field.
8497 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8498 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8499 * testsuite/testfile.cc (Target_test::test_target_info):
8502 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8505 * layout.h (class Layout): Add added_eh_frame_data_ field.
8506 * layout.cc (Layout::Layout): Initialize new field.
8507 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8508 output section until we find a section we merged successfully.
8509 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8510 that the size be non-zero.
8512 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8515 2008-04-08 Craig Silverstein <csilvers@google.com>
8517 * configure.ac: Export new conditional variable HAVE_ZLIB.
8518 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8520 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8521 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8523 2008-04-07 Ian Lance Taylor <iant@google.com>
8525 * version.cc (version_string): Set to "1.5".
8527 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8528 Add issued_non_pic_error_ field. Declare check_non_pic.
8529 (Target_x86_64::Scan::check_non_pic): New function.
8530 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8531 (Target_x86_64::Scan::global): Likewise.
8533 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8534 addend parameter. Change caller. Handle merge sections.
8535 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8536 Address to Addend. Don't add in the result of
8537 local_section_offset, pass down the addend and use the returned
8539 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8540 Update declarations of local_section_offset and symbol_value.
8541 * testsuite/two_file_test_1.cc (t18): New function.
8542 * testsuite/two_file_test_2.cc (f18): New function.
8543 * testsuite/two_file_test_main.cc (main): Call t18.
8544 * testsuite/two_file_test.h (t18, f18): Declare.
8546 * configure.ac: Don't test for objdump, c++filt, or readelf.
8547 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8549 (TEST_READELF): New variable.
8550 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8551 (check_PROGRAMS): Add two_file_strip_test.
8552 (two_file_strip_test): New target.
8553 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8554 (two_file_same_shared_strip_test_SOURCES): New variable.
8555 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8556 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8557 (two_file_same_shared_strip_test_LDADD): New variable.
8558 (two_file_shared_strip.so): New target.
8559 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8560 (ver_test_5.syms, ver_test_7.syms): Likewise.
8561 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8562 (strip_test_3.stdout): Use TEST_OBJDUMP.
8563 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8565 2008-04-04 Cary Coutant <ccoutant@google.com>
8567 * symtab.h (Symbol::is_weak_undefined): New function.
8568 (Symbol::is_strong_undefined): New function.
8569 (Symbol::is_absolute): New function.
8570 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8571 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8573 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8574 (weak_undef_test): New target.
8575 * testsuite/Makefile.in: Rebuild.
8576 * testsuite/weak_undef_file1.cc: New file.
8577 * testsuite/weak_undef_file2.cc: New file.
8578 * testsuite/weak_undef_test.cc: New file.
8580 2008-04-03 Craig Silverstein <csilvers@google.com>
8582 * compressed_output.h (class Output_compressed_section): Use
8584 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8586 (zlib_compressed_suffix): Removed.
8587 (Output_compressed_section::set_final_data_size): Use unsigned
8589 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8590 Fix linker invocation.
8591 (flagstest_o_specialfile_and_compress_debug_sections):
8593 * testsuite/Makefile.in: Regenerated.
8595 2008-04-02 David S. Miller <davem@davemloft.net>
8597 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8598 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8600 2008-04-02 Craig Silverstein <csilvers@google.com>
8604 2008-04-02 Ian Lance Taylor <iant@google.com>
8606 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8607 parameters. Update for new key type to views_. Change all
8609 (File_read::read): Adjust for byteshift in returned view.
8610 (File_read::add_view): New function, broken out of
8612 (File_read::make_view): New function, broken out of
8614 (File_read::find_or_make_view): Add offset and aligned
8615 parameters. Rewrite accordingly. Change all callers.
8616 (File_read::get_view): Add offset and aligned parameters. Adjust
8617 for byteshift in return value.
8618 (File_read::get_lasting_view): Likewise.
8619 * fileread.h (class File_read): Update declarations.
8620 (class File_read::View): Add byteshift_ field. Add byteshift to
8621 constructor. Add byteshift method.
8622 * archive.h (Archive::clear_uncached_views): New function.
8623 (Archive::get_view): Add aligned parameter. Change all callers.
8624 * object.h (Object::get_view): Add aligned parameter. Change all
8626 (Object::get_lasting_view): Likewise.
8628 * fileread.cc (File_read::release): Don't call clear_views if
8629 there are multiple objects.
8630 * fileread.h (File_read::clear_uncached_views): New function.
8631 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8634 2008-03-31 Cary Coutant <ccoutant@google.com>
8636 Add thin archive support.
8637 * archive.cc (Archive::armagt): New const.
8638 (Archive::setup): Remove task parameter and calls to unlock.
8639 (Archive::unlock_nested_archives): New function.
8640 (Archive::read_header): Add nested_off parameter. Change
8642 (Archive::interpret_header): Likewise.
8643 (Archive::include_all_members): Change to handle thin
8645 (Archive::include_member): Likewise.
8646 * archive.h (Archive::Archive): Add new parameters and
8648 (Archive::armagt): New const.
8649 (Archive::setup): Remove task parameter.
8650 (Archive::unlock_nested_archives): New function.
8651 (Archive::read_header): Add nested_off parameter.
8652 (Archive::interpret_header): Likewise.
8653 (Archive::Nested_archive_table): New typedef.
8654 (Archive::is_thin_archive_): New field.
8655 (Archive::nested_archives_): New field.
8656 (Archive::options_): New field.
8657 (Archive::dirpath_): New field.
8658 (Archive::task_): New field.
8659 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8660 for thin archives. Pass additional parameters to
8661 Archive::Archive. Unlock the archive file after calling
8664 2008-03-29 Ian Lance Taylor <iant@google.com>
8666 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8667 version symbol to be local.
8668 * testsuite/ver_test_4.sh: New file.
8669 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8670 (check_DATA): Add ver_test_4.syms.
8671 (ver_test_4.syms): New target.
8672 * testsuite/Makefile.in: Rebuild.
8675 (Output_section::Input_section_sort_entry::has_priority): New
8677 (Output_section::Input_section_sort_entry::match_file_name): New
8679 (Output_section::Input_section_sort_entry::match_section_name):
8681 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8683 (Output_section::Input_section_sort_entry::match_section_file):
8685 (Output_section::Input_section_sort_compare::operator()): Rewrite
8686 using new Input_section_sort_entry functions. Sort crtbegin and
8687 crtend first. Sort sections with no priority before sections with
8689 * testsuite/initpri1.c (d3): Check j != 4.
8690 (cd5): New constructor/destructor function.
8691 (main): Check j != 2.
8693 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8694 new symbol when resolving, don't call set_is_default.
8695 * testsuite/ver_test_7.cc: New file.
8696 * testsuite/ver_test_7.sh: New file.
8697 * testsuite/Makefile.am (ver_test_7.so): New target.
8698 (ver_test_7.o): New target.
8699 (check_SCRIPTS): Add ver_test_7.sh.
8700 (check_DATA): Add ver_test_7.syms.
8701 (ver_test_7.syms): New target.
8703 2008-03-28 Ian Lance Taylor <iant@google.com>
8705 * layout.cc (Layout::layout): If we see an input section with a
8706 name that needs sorting, set the must_sort flag for the output
8708 (Layout::make_output_section): If the name of the output section
8709 indicates that it might require sorting, set the may_sort flag.
8710 * output.h (Output_section::may_sort_attached_input_sections): New
8712 (Output_section::set_may_sort_attached_input_sections): New
8714 (Output_section::must_sort_attached_input_sections): New
8716 (Output_section::set_must_sort_attached_input_sections): New
8718 (class Output_section): Declare Input_section_sort_entry. Define
8719 Input_section_sort_compare. Declare
8720 sort_attached_input_sections. Add new fields:
8721 may_sort_attached_input_sections_,
8722 must_sort_attached_input_sections_,
8723 attached_input_sections_are_sorted_.
8724 * output.cc (Output_section::Output_section): Initialize new
8726 (Output_section::add_input_section): Add an entry to
8727 input_sections_ if may_sort or must_sort are true.
8728 (Output_section::set_final_data_size): Call
8729 sort_attached_input_sections if necessary.
8730 (Output_section::Input_section_sort_entry): Define new class.
8731 (Output_section::Input_section_sort_compare::operator()): New
8733 (Output_section::sort_attached_input_sections): New function.
8734 * configure.ac: Check whether the compiler supports constructor
8735 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8736 * testsuite/initpri1.c: New file.
8737 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8738 CONSTRUCTOR_PRIORITY.
8739 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8740 (initpri1_LDFLAGS): New variable.
8741 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8743 2008-03-27 Ian Lance Taylor <iant@google.com>
8745 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8746 * testsuite/common_test_1.c: New file.
8747 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8748 (common_test_1_SOURCES): New variable.
8749 (common_test_1_DEPENDENCIES): New variable.
8750 (common_test_1_LDFLAGS): New variable.
8752 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8753 and commons_ correctly when NAME/VERSION does not override
8755 * testsuite/ver_test_6.c: New file.
8756 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8757 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8758 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8760 2008-03-26 Ian Lance Taylor <iant@google.com>
8762 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8763 of an undefined symbol from a version script.
8764 * testsuite/Makefile.am (ver_test_5.so): New target.
8765 (ver_test_5.o): New target.
8766 (check_SCRIPTS): Add ver_test_5.sh.
8767 (check_DATA): Add ver_test_5.syms.
8768 (ver_test_5.syms): New target.
8769 * testsuite/ver_test_5.cc: New file.
8770 * testsuite/ver_test_5.script: New file.
8771 * testsuite/ver_test_5.sh: New file.
8772 * Makefile.in, testsuite/Makefile.in: Rebuild.
8775 Fix problems building gold with gcc 4.3.0.
8776 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8777 (gold_error_at_location, gold_warning_at_location): Use it.
8778 * configure.ac: Check whether we can compile and use a template
8779 function with a printf attribute.
8780 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8781 when jumping over bytes.
8782 * object.cc: Instantiate Object::read_section_data.
8783 * debug.h: Include <cstring>
8784 * dwarf_reader.cc: Include <algorithm>
8785 * main.cc: Include <cstring>.
8786 * options.cc: Include <cstring>.
8787 * output.cc: Include <cstring>.
8788 * script.cc: Include <cstring>.
8789 * script.h: Include <string>.
8790 * symtab.cc: Include <cstring> and <algorithm>.
8791 * target-select.cc: Include <cstring>.
8792 * version.cc: Include <string>.
8793 * testsuite/testmain.cc: Include <cstdlib>.
8794 * configure, config.in: Rebuild.
8796 2008-03-25 Ian Lance Taylor <iant@google.com>
8798 * options.cc: Include "../bfd/bfdver.h".
8799 (options::help): Print bug reporting address.
8801 * version.cc (print_version): Adjust output for current value of
8806 * options.cc (options::help): Print list of supported targets.
8807 * target-select.h: Include <vector>.
8808 (class Target_selector): Make machine_, size_, and is_big_endian_
8809 fields const. Add bfd_name_ and instantiated_target_ fields.
8810 (Target_selector::Target_selector): Add bfd_name parameter.
8811 (Target_selector::recognize): Make non-virtual, call
8813 (Target_selector::recognize_by_name): Make non-virtual, call
8814 do_recognize_by_name.
8815 (Target_selector::supported_names): New function.
8816 (Target_selector::bfd_name): New function.
8817 (Target_selector::do_instantiate_target): New pure virtual
8819 (Target_selector::do_recognize): New virtual function.
8820 (Target_selector::do_recognize_by_name): New virtual function.
8821 (Target_selector::instantiate_target): New private function.
8822 (supported_target_names): Declare.
8823 * target-select.cc (Target_selector::Target_selector): Update for
8824 new parameter and fields.
8825 (select_target_by_name): Check that the name matches before
8826 calling recognize_by_name.
8827 (supported_target_names): New function.
8828 * i386.cc (class Target_selector_i386): Update Target_selector
8829 constructor call. Remove recognize and recognize_by_name. Add
8830 do_instantiate_target.
8831 * x86_64.cc (class Target_selector_x86_64): Likewise.
8832 * testsuite/testfile.cc (class Target_selector_test): Update for
8833 changes to Target_selector.
8835 * README: Rewrite, with some notes on unsupported features.
8837 2008-03-24 Cary Coutant <ccoutant@google.com>
8839 * i386.cc (Target_i386::Got_type): New enum declaration.
8840 (Target_i386::Scan::local): Updated callers of Output_data_got
8842 (Target_i386::Scan::global): Likewise.
8843 (Target_i386::Relocate::relocate): Likewise.
8844 (Target_i386::Relocate::relocate_tls): Likewise.
8845 * object.h (Got_offset_list): New class.
8846 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8847 (Sized_relobj::local_got_offset): Likewise.
8848 (Sized_relobj::set_local_got_offset): Likewise.
8849 (Sized_relobj::local_has_tls_got_offset): Removed.
8850 (Sized_relobj::local_tls_got_offset): Removed.
8851 (Sized_relobj::set_local_tls_got_offset): Removed.
8852 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8853 * output.cc (Output_data_got::add_global): Added got_type parameter.
8854 (Output_data_got::add_global_with_rel): Likewise.
8855 (Output_data_got::add_global_with_rela): Likewise.
8856 (Output_data_got::add_global_pair_with_rel): New function.
8857 (Output_data_got::add_global_pair_with_rela): New function.
8858 (Output_data_got::add_local): Added got_type parameter.
8859 (Output_data_got::add_local_with_rel): Likewise.
8860 (Output_data_got::add_local_with_rela): Likewise.
8861 (Output_data_got::add_local_pair_with_rel): New function.
8862 (Output_data_got::add_local_pair_with_rela): New function.
8863 (Output_data_got::add_global_tls): Removed.
8864 (Output_data_got::add_global_tls_with_rel): Removed.
8865 (Output_data_got::add_global_tls_with_rela): Removed.
8866 (Output_data_got::add_local_tls): Removed.
8867 (Output_data_got::add_local_tls_with_rel): Removed.
8868 (Output_data_got::add_local_tls_with_rela): Removed.
8869 * output.h (Output_data_got::add_global): Added got_type parameter.
8870 (Output_data_got::add_global_with_rel): Likewise.
8871 (Output_data_got::add_global_with_rela): Likewise.
8872 (Output_data_got::add_global_pair_with_rel): New function.
8873 (Output_data_got::add_global_pair_with_rela): New function.
8874 (Output_data_got::add_local): Added got_type parameter.
8875 (Output_data_got::add_local_with_rel): Likewise.
8876 (Output_data_got::add_local_with_rela): Likewise.
8877 (Output_data_got::add_local_pair_with_rel): New function.
8878 (Output_data_got::add_local_pair_with_rela): New function.
8879 (Output_data_got::add_global_tls): Removed.
8880 (Output_data_got::add_global_tls_with_rel): Removed.
8881 (Output_data_got::add_global_tls_with_rela): Removed.
8882 (Output_data_got::add_local_tls): Removed.
8883 (Output_data_got::add_local_tls_with_rel): Removed.
8884 (Output_data_got::add_local_tls_with_rela): Removed.
8885 * resolve.cc (Symbol::override_base_with_special): Removed
8886 reference to has_got_offset_ field.
8887 * symtab.cc (Symbol::init_fields): Replaced initialization
8888 of got_offset_ with got_offsets_. Removed initialization
8890 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8891 (Symbol::got_offset): Likewise.
8892 (Symbol::set_got_offset): Likewise.
8893 (Symbol::has_tls_got_offset): Removed.
8894 (Symbol::tls_got_offset): Removed.
8895 (Symbol::set_tls_got_offset): Removed.
8896 (Symbol::got_offset_): Removed.
8897 (Symbol::tls_mod_got_offset_): Removed.
8898 (Symbol::tls_pair_got_offset_): Removed.
8899 (Symbol::got_offsets_): New field.
8900 (Symbol::has_got_offset): Removed.
8901 (Symbol::has_tls_mod_got_offset): Removed.
8902 (Symbol::has_tls_pair_got_offset): Removed.
8903 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8904 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8906 (Target_x86_64::Scan::global): Likewise.
8907 (Target_x86_64::Relocate::relocate): Likewise.
8908 (Target_x86_64::Relocate::relocate_tls): Likewise.
8910 2008-03-25 Ben Elliston <bje@au.ibm.com>
8912 * yyscript.y: Fix spelling error in comment.
8914 2008-03-24 Ian Lance Taylor <iant@google.com>
8916 * options.h (class General_options): Define build_id option.
8917 * layout.h (class Layout): Declare write_build_id, create_note,
8918 create_build_id. Add build_id_note_ member.
8919 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8920 "libiberty.h", "md5.h", "sha1.h".
8921 (Layout::Layout): Initialize eh_frame_data_,
8922 eh_frame_hdr_section_, and build_id_note_.
8923 (Layout::finalize): Call create_build_id.
8924 (Layout::create_note): New function, broken out of
8925 Layout::create_gold_note.
8926 (Layout::create_gold_note): Call create_note.
8927 (Layout::create_build_id): New function.
8928 (Layout::write_build_id): New function.
8929 (Close_task_runner::run): Call write_build_id.
8931 * x86_64.cc: Correct license to GPLv3.
8933 2008-03-23 Ian Lance Taylor <iant@google.com>
8935 * options.cc: Include "demangle.h".
8936 (parse_optional_string): New function.
8937 (parse_long_option): Handle takes_optional_argument.
8938 (parse_short_option): Update dash_z initializer. Handle
8939 takes_optional_argument.
8940 (General_options::General_options): Initialize do_demangle_.
8941 (General_options::finalize): Set do_demangle_. Handle demangling
8943 * options.h (parse_optional_string): Declare.
8944 (struct One_option): Add optional_arg field. Update constructor.
8945 Update call constructor calls. Add takes_optional_argument
8947 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8948 (DEFINE_optional_string): Define.
8949 (General_options::demangle): Change from DEFINE_bool to
8950 DEFINE_optional_string.
8951 (General_options::no_demangle): New function.
8952 (General_options::do_demangle): New function.
8953 (General_options::set_do_demangle): New function.
8954 (General_options::execstack_status_): Move definition to end of
8956 (General_options::static_): Likewise.
8957 (General_options::do_demangle_): New field.
8958 * object.cc (big_endian>::get_symbol_location_info): Call
8959 Options::do_demangle, not Options::demangle.
8960 * symtab.cc (demangle): Likewise.
8962 2008-03-22 Ian Lance Taylor <iant@google.com>
8964 * gold.h: Include <cstddef> and <sys/types.h>
8965 * options.h: Include <cstring>.
8967 2008-03-21 Ian Lance Taylor <iant@google.com>
8969 * Added source code to GNU binutils.