1 2010-08-25 Nick Clifton <nickc@redhat.com>
3 * archive.cc: Formatting fixes: Remove whitespace between
4 typename and following asterisk. Remove whitespace between
5 function name and opening parenthesis.
8 * attributes.cc: Likewise.
9 * attributes.h: Likewise.
10 * common.cc: Likewise.
11 * copy-relocs.cc: Likewise.
12 * dirsearch.h: Likewise.
13 * dynobj.cc: Likewise.
14 * ehframe.cc: Likewise.
15 * ehframe.h: Likewise.
16 * expression.cc: Likewise.
17 * fileread.cc: Likewise.
18 * fileread.h: Likewise.
20 * gold-threads.cc: Likewise.
24 * incremental-dump.cc: Likewise.
25 * incremental.cc: Likewise.
26 * layout.cc: Likewise.
31 * object.cc: Likewise.
33 * options.cc: Likewise.
34 * options.h: Likewise.
35 * output.cc: Likewise.
37 * plugin.cc: Likewise.
39 * powerpc.cc: Likewise.
41 * script-c.h: Likewise.
42 * script-sections.cc: Likewise.
43 * script.cc: Likewise.
44 * stringpool.cc: Likewise.
45 * symtab.cc: Likewise.
47 * target.cc: Likewise.
50 * version.cc: Likewise.
51 * x86_64.cc: Likewise.
53 2010-08-24 Nick Clifton <nickc@redhat.com>
56 * layout.cc (segment_precedes): Sort segments by their physical
57 addresses, if they have been set.
59 2010-08-23 Cary Coutant <ccoutant@google.com>
61 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
63 (Lib_group::include_member): Unlock object after deleting its
65 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
68 2010-08-19 Neil Vachharajani <nvachhar@google.com>
69 Cary Coutant <ccoutant@google.com>
71 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
72 constructor, and set_blocker.
73 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
75 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
76 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
77 * testsuite/Makefile.am (start_lib_test): New test case.
78 * testsuite/Makefile.in: Regenerate.
79 * testsuite/start_lib_test_main.c: New file.
80 * testsuite/start_lib_test_1.c: New file.
81 * testsuite/start_lib_test_2.c: New file.
82 * testsuite/start_lib_test_3.c: New file.
84 2010-08-19 Ian Lance Taylor <iant@google.com>
86 * Makefile.in: Rebuild with automake 1.11.1.
87 * aclocal.m4: Likewise.
88 * testsuite/Makefile.in: Likewise.
90 2010-08-19 Ian Lance Taylor <iant@google.com>
93 * i386.cc (class Output_data_plt_i386): Update declarations.
94 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
96 (Target_i386::do_plt_section_for_global): New function.
97 (Target_i386::do_plt_section_for_local): New function.
98 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
99 parameter; change all callers. Initialize global_ifuncs_ and
100 local_ifuncs_. If doing a static link define __rel_iplt_start and
102 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
103 (Output_data_plt_i386::add_local_ifunc_entry): New function.
104 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
106 (Target_i386::make_plt_section): New function, broken out of
107 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
108 (Target_i386::make_plt_entry): Call make_plt_section.
109 (Target_i386::make_local_ifunc_plt_entry): New function.
110 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
111 (Target_i386::Scan::local): Handle IFUNC symbols. Add
112 R_386_IRELATIVE to switch.
113 (Target_i386::Scan::global): Likewise.
114 (Target_i386::Relocate::relocate): Likewise.
115 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
117 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
118 (Target_x86_64::do_plt_section_for_global): New function.
119 (Target_x86_64::do_plt_section_for_local): New function.
120 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
121 parameter; change all callers. If doing a static link define
122 __rela_iplt_start and __rela_iplt_end.
123 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
124 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
125 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
127 (Target_x86_64::make_local_ifunc_plt_entry): New function.
128 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
130 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
131 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
132 R_X86_64_IRELATIVE to switch.
133 (Target_x86_64::Scan::global): Likewise.
134 (Target_x86_64::Relocate::relocate): Likewise.
135 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
137 * target.h (class Target): Add plt_section_for_global and
138 plt_section_for_local functions. Add do_plt_section_for_global
139 and do_plt_section_for_local virtual functions.
140 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
142 (Symbol::use_plt_offset): Handle IFUNC symbol.
143 * object.cc (Sized_relobj::Sized_relobj): Initialize
145 (Sized_relobj::local_has_plt_offset): New function.
146 (Sized_relobj::local_plt_offset): New function.
147 (Sized_relobj::set_local_plt_offset): New function.
148 (Sized_relobj::do_count): Handle IFUNC symbol.
149 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
150 a bit away from input_shndx_ field. Add set_is_func_symbol and
151 is_ifunc_symbol functions.
152 (class Sized_relobj): Update declarations. Remove Tls_got_entry
153 and Local_tls_got_offsets. Define Local_plt_offsets. Add
154 local_plt_offsets_ field.
155 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
156 * output.h (class Output_section_data): Add non-const
157 output_section function.
158 (class Output_data_got): Update declarations.
159 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
160 Add use_plt_offset parameter to global and local constructors.
161 Change all callers. Change local_sym_index_ field to 31 bits.
162 Change GSYM_CODE and CONSTANT_CODE accordingly.
163 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
164 doing a static link don't set sh_link field.
165 (Output_data_got::Got_entry::write): Use PLT offset if
167 (Output_data_got::add_global_plt): New function.
168 (Output_data_got::add_local_plt): New function.
169 * target-reloc.h (relocate_section): Handle IFUNC symbol.
170 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
171 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
172 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
173 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
175 * testsuite/ifunc-sel.h: New file.
176 * testsuite/ifuncmain1.c: New file.
177 * testsuite/ifuncmain1vis.c: New file.
178 * testsuite/ifuncmod1.c: New file.
179 * testsuite/ifuncdep2.c: New file.
180 * testsuite/ifuncmain2.c: New file.
181 * testsuite/ifuncmain3.c: New file.
182 * testsuite/ifuncmod3.c: New file.
183 * testsuite/ifuncmain4.c: New file.
184 * testsuite/ifuncmain5.c: New file.
185 * testsuite/ifuncmod5.c: New file.
186 * testsuite/ifuncmain6pie.c: New file.
187 * testsuite/ifuncmod6.c: New file.
188 * testsuite/ifuncmain7.c: New file.
189 * configure, testsuite/Makefile.in: Rebuild.
191 2010-08-18 Ian Lance Taylor <iant@google.com>
194 (Output_section_incremental_inputs::write_input_files): Add cast
195 to avoid signed/unsigned comparison warning.
196 (Output_section_incremental_inputs::write_info_blocks): Likewise.
198 2010-08-12 Cary Coutant <ccoutant@google.com>
200 * common.cc (Sort_commons::operator()): Remove unnecessary code.
202 2010-08-13 Ian Lance Taylor <iant@google.com>
204 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
206 2010-08-12 Cary Coutant <ccoutant@google.com>
207 Doug Kwan <dougkwan@google.com>
209 * resolve.cc (Symbol_table::should_override): When a weak dynamic
210 defintion overrides non-weak undef, remember that the original undef
212 * symtab.cc (Symbol_table::sized_write_global): For undef without
213 an original weak binding, set binding to global in output.
214 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
215 * testsuite/Makefile.in: Regenerate.
216 * testsuite/strong_ref_weak_def.sh: New file.
217 * testsuite/strong_ref_weak_def_1.c: Ditto.
218 * testsuite/strong_ref_weak_def_2.c: Ditto.
220 2010-08-12 Cary Coutant <ccoutant@google.com>
222 * testsuite/incremental_test.sh: Rewrite.
223 * testsuite/incremental_test_1.c: Rewrite.
224 * testsuite/incremental_test_2.c: Rewrite.
226 2010-08-12 Cary Coutant <ccoutant@google.com>
228 * arm.cc (Target_arm::got_size): Add const.
229 (Target_arm::got_entry_count): New function.
230 (Target_arm::plt_entry_count): New function.
231 (Target_arm::first_plt_entry_offset): New function.
232 (Target_arm::plt_entry_size): New function.
233 (Output_data_plt_arm::entry_count): New function.
234 (Output_data_plt_arm::first_plt_entry_offset): New function.
235 (Output_data_plt_arm::get_plt_entry_size): New function.
236 * i386.cc (Target_i386::got_size): Add const.
237 (Target_i386::got_entry_count): New function.
238 (Target_i386::plt_entry_count): New function.
239 (Target_i386::first_plt_entry_offset): New function.
240 (Target_i386::plt_entry_size): New function.
241 (Output_data_plt_i386::entry_count): New function.
242 (Output_data_plt_i386::first_plt_entry_offset): New function.
243 (Output_data_plt_i386::get_plt_entry_size): New function.
244 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
245 find_incremental_inputs_sections. Dump incremental_got_plt section.
246 * incremental.cc: Include target.h.
247 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
248 parameter. Adjust all callers. Find incremental_got_plt section.
249 (Incremental_inputs::create_data_sections): Create incremental_got_plt
251 (Output_section_incremental_inputs::set_final_data_size): Calculate
252 size of incremental_got_plt section.
253 (Output_section_incremental_inputs::do_write): Write the
254 incremental_got_plt section.
255 (Got_plt_view_info): New struct.
256 (Local_got_offset_visitor): New class.
257 (Global_got_offset_visitor): New class.
258 (Global_symbol_visitor_got_plt): New class.
259 (Output_section_incremental_inputs::write_got_plt): New function.
260 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
261 Add parameter. Adjust all callers.
262 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
263 (Incremental_inputs::got_plt_section): New function.
264 (Incremental_inputs::got_plt_section_): New data member.
265 (Incremental_got_plt_reader): New class.
266 * layout.cc (Layout::create_incremental_info_sections): Add the
267 incremental_got_plt section.
268 * object.h (Got_offset_list::get_list): New function.
269 (Got offset_list::for_all_got_offsets): New function.
270 (Sized_relobj::local_got_offset_list): New function.
271 * powerpc.cc (Target_powerpc::got_size): Add const.
272 (Target_powerpc::got_entry_count): New function.
273 (Target_powerpc::plt_entry_count): New function.
274 (Target_powerpc::first_plt_entry_offset): New function.
275 (Target_powerpc::plt_entry_size): New function.
276 (Output_data_plt_powerpc::entry_count): New function.
277 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
278 (Output_data_plt_powerpc::get_plt_entry_size): New function.
279 * sparc.cc (Target_sparc::got_size): Add const.
280 (Target_sparc::got_entry_count): New function.
281 (Target_sparc::plt_entry_count): New function.
282 (Target_sparc::first_plt_entry_offset): New function.
283 (Target_sparc::plt_entry_size): New function.
284 (Output_data_plt_sparc::entry_count): New function.
285 (Output_data_plt_sparc::first_plt_entry_offset): New function.
286 (Output_data_plt_sparc::get_plt_entry_size): New function.
287 * symtab.h (Symbol::got_offset_list): New function.
288 (Symbol_table::for_all_symbols): New function.
289 * target.h (Sized_target::got_entry_count): New function.
290 (Sized_target::plt_entry_count): New function.
291 (Sized_target::plt_entry_size): New function.
292 * x86_64.cc (Target_x86_64::got_size): Add const.
293 (Target_x86_64::got_entry_count): New function.
294 (Target_x86_64::plt_entry_count): New function.
295 (Target_x86_64::first_plt_entry_offset): New function.
296 (Target_x86_64::plt_entry_size): New function.
297 (Output_data_plt_x86_64::entry_count): New function.
298 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
299 (Output_data_plt_x86_64::get_plt_entry_size): New function.
301 2010-08-12 Cary Coutant <ccoutant@google.com>
303 * archive.cc: Include incremental.h.
304 (Archive::Archive): Initialize incremental_info_.
305 (Archive::include_member): Record archive members in incremental info.
306 (Add_archive_symbols::run): Record begin and end of an archive in
308 (Lib_group::include_member): Record objects in incremental info.
309 * archive.h (Incremental_archive_entry): Forward declaration.
310 (Archive::set_incremental_info): New member function.
311 (Archive::incremental_info): New member function.
312 (Archive::Unused_symbol_iterator): New class.
313 (Archive::unused_symbols_begin): New member function.
314 (Archive::unused_symbols_end): New member function.
315 (Archive::incremental_info_): New data member.
316 * incremental-dump.cc (find_input_containing_global): New function.
317 (dump_incremental_inputs): Dump new incremental info sections.
318 * incremental.cc: Include symtab.h.
319 (Output_section_incremental_inputs): New class.
320 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
321 new incremental info sections.
322 (Sized_incremental_binary::do_check_inputs): Likewise.
323 (Incremental_inputs::report_archive): Remove.
324 (Incremental_inputs::report_archive_begin): New function.
325 (Incremental_inputs::report_archive_end): New function.
326 (Incremental_inputs::report_object): New function.
327 (Incremental_inputs::finalize_inputs): Remove.
328 (Incremental_inputs::report_input_section): New function.
329 (Incremental_inputs::report_script): Rewrite.
330 (Incremental_inputs::finalize): Do nothing but finalize string table.
331 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
332 (Incremental_inputs::sized_create_inputs_section_data): Remove.
333 (Incremental_inputs::create_data_sections): New function.
334 (Incremental_inputs::relocs_entsize): New function.
335 (Output_section_incremental_inputs::set_final_data_size): New function.
336 (Output_section_incremental_inputs::do_write): New function.
337 (Output_section_incremental_inputs::write_header): New function.
338 (Output_section_incremental_inputs::write_input_files): New function.
339 (Output_section_incremental_inputs::write_info_blocks): New function.
340 (Output_section_incremental_inputs::write_symtab): New function.
341 * incremental.h (Incremental_script_entry): Forward declaration.
342 (Incremental_object_entry): Forward declaration.
343 (Incremental_archive_entry): Forward declaration.
344 (Incremental_inputs): Forward declaration.
345 (Incremental_inputs_header_data): Remove.
346 (Incremental_inputs_header): Remove.
347 (Incremental_inputs_header_write): Remove.
348 (Incremental_inputs_entry_data): Remove.
349 (Incremental_inputs_entry): Remove.
350 (Incremental_inputs_entry_write): Remove.
351 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
352 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
353 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
354 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
356 (Incremental_input_entry): New class.
357 (Incremental_script_entry): New class.
358 (Incremental_object_entry): New class.
359 (Incremental_archive_entry): New class.
360 (Incremental_inputs::Incremental_inputs): Initialize new data members.
361 (Incremental_inputs::report_inputs): Remove.
362 (Incremental_inputs::report_archive): Remove.
363 (Incremental_inputs::report_archive_begin): New function.
364 (Incremental_inputs::report_archive_end): New function.
365 (Incremental_inputs::report_object): Change prototype.
366 (Incremental_inputs::report_input_section): New function.
367 (Incremental_inputs::report_script): Change prototype.
368 (Incremental_inputs::get_reloc_count): New function.
369 (Incremental_inputs::set_reloc_count): New function.
370 (Incremental_inputs::create_data_sections): New function.
371 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
372 (Incremental_inputs::inputs_section): New function.
373 (Incremental_inputs::symtab_section): New function.
374 (Incremental_inputs::relocs_section): New function.
375 (Incremental_inputs::get_stringpool): Add const.
376 (Incremental_inputs::command_line): Add const.
377 (Incremental_inputs::inputs): Remove.
378 (Incremental_inputs::command_line_key): New function.
379 (Incremental_inputs::input_file_count): New function.
380 (Incremental_inputs::input_files): New function.
381 (Incremental_inputs::relocs_entsize): New function.
382 (Incremental_inputs::sized_create_inputs_section_data): Remove.
383 (Incremental_inputs::finalize_inputs): Remove.
384 (Incremental_inputs::Input_info): Remove.
385 (Incremental_inputs::lock_): Remove.
386 (Incremental_inputs::inputs_): Change type.
387 (Incremental_inputs::inputs_map_): Remove.
388 (Incremental_inputs::current_object_entry_): New data member.
389 (Incremental_inputs::inputs_section_): New data member.
390 (Incremental_inputs::symtab_section_): New data member.
391 (Incremental_inputs::relocs_section_): New data member.
392 (Incremental_inputs::reloc_count_): New data member.
393 (Incremental_inputs_reader): New class.
394 (Incremental_symtab_reader): New class.
395 (Incremental_relocs_reader): New class.
396 * layout.cc (Layout::finalize): Move finalization of incremental info
397 and creation of incremental info sections to follow finalization of
398 symbol table. Set offsets for postprocessing sections.
399 (Layout::create_incremental_info_sections): Call
400 Incremental_inputs::create_data_sections. Add incremental symtab
401 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
402 sections to layout after input sections.
403 * layout.h (struct Timespec): Forward declaration.
404 (Layout::incremental_inputs): Add const.
405 (Layout::create_incremental_info_sections): Add parameter.
406 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
407 * object.cc: Include incremental.h.
408 (Relobj::finalize_incremental_relocs): New function.
409 (Sized_relobj::do_layout): Record input sections in incremental info.
410 * object.h (Object::output_section): New function.
411 (Object::output_section_offset): Moved from Relobj.
412 (Object::get_incremental_reloc_base): New function.
413 (Object::get_incremental_reloc_count): New function.
414 (Object::do_output_section): New function.
415 (Object::do_output_section_offset): Moved from Relobj.
416 (Object::do_get_incremental_reloc_base): New function.
417 (Object::do_get_incremental_reloc_count): New function.
418 (Object::Object): Initialize new data members.
419 (Relobj::output_section): Renamed do_output_section and moved to
421 (Relobj::output_section_offset): Moved to Object.
422 (Relobj::do_get_incremental_reloc_base): New function.
423 (Relobj::do_get_incremental_reloc_count): New function.
424 (Relobj::allocate_incremental_reloc_counts): New function.
425 (Relobj::count_incremental_reloc): New function.
426 (Relobj::finalize_incremental_relocs): New function.
427 (Relobj::next_incremental_reloc_index): New function.
428 (Relobj::reloc_counts_): New data member.
429 (Relobj::reloc_bases_): New data member.
430 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
431 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
432 (Sized_relobj::incremental_relocs_scan): New function.
433 (Sized_relobj::incremental_relocs_scan_reltype): New function.
434 (Sized_relobj::incremental_relocs_write): New function.
435 (Sized_relobj::incremental_relocs_write_reltype): New function.
436 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
438 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
439 archives and object files elsewhere.
440 (Add_symbols::run): Report object files here.
441 (Finish_group::run): Report end of archive at end of group.
442 * reloc.cc: Include layout.h, incremental.h.
443 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
444 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
445 (Sized_relobj::incremental_relocs_scan): New function.
446 (Sized_relobj::incremental_relocs_scan_reltype): New function.
447 (Sized_relobj::do_relocate_sections): Write incremental relocations.
448 (Sized_relobj::incremental_relocs_write): New function.
449 (Sized_relobj::incremental_relocs_write_reltype): New function.
450 * script.cc (read_input_script): Rewrite test for incremental link.
451 Change call to Incremental_inputs::report_script.
452 * symtab.h (Symbol_table::first_global_index): New function.
453 (Symbol_table::output_count): New function.
455 2010-08-12 Doug Kwan <dougkwan@google.com>
457 * arm.cc (Target_arm::merge_object_attributes): Check command line
458 options --no-wchar-size-warning and --no-enum-size-warning.
459 * options.h (General_options): Add ld-compatible options
460 --no-enum-size-warning and --no-wchar-size-warning.
462 2010-08-04 Ian Lance Taylor <iant@google.com>
464 * x86_64.cc (Target_x86_64::Scan::local): Use
465 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
466 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
467 (Target_x86_64::Scan::global): Likewise.
468 (Target_x86_64::Relocate::relocate): Likewise.
469 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
472 2010-08-03 Cary Coutant <ccoutant@google.com>
474 * merge.cc (Output_merge_string::do_add_input_section): Count strings
475 to reserve space in merged_strings vector. Keep total input size
477 (Output_merge_string::do_print_merge_stats): Print total input size.
478 * merge.h (Output_merge_string): Add input_size_ field.
479 * stringpool.cc (Stringpool_template::string_length): Move
480 implementations out of Stringpool_template class and place in
482 * stringpool.h (string_length): Move out of Stringpool_template.
484 2010-08-03 Ian Lance Taylor <iant@google.com>
487 * layout.cc (relaxation_loop_body): If address of load segment is
488 set, adjust address to include headers if possible.
490 2010-08-03 Ian Lance Taylor <iant@google.com>
492 * version.cc (version_string): Bump to 1.10.
494 2010-08-03 Ian Lance Taylor <iant@google.com>
497 * layout.h (enum Output_section_order): Define.
498 (class Layout): Update declarations.
499 * layout.cc (Layout::get_output_section): Add order parameter.
500 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
501 is_first_non_relro parameters. Change all callers.
502 (Layout::choose_output_section): Likewise.
503 (Layout::add_output_section_data): Likewise.
504 (Layout::make_output_section): Likewise. Set order.
505 (Layout::default_section_order): New function.
506 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
507 * output.cc (Output_section::Output_section): Initialize order_.
508 Don't initialize deleted fields.
509 (Output_segment::Output_segment): Don't initialize deleted
511 (Output_segment::add_output_section_to_load): New function
512 replacing add_output_section. Change all callers to call this or
513 add_output_section_to_nonload.
514 (Output_segment::add_output_section_to_nonload): New function.
515 (Output_segment::remove_output_section): Rewrite.
516 (Output_segment::add_initial_output_data): Likewise.
517 (Output_segment::has_any_data_sections): Likewise.
518 (Output_segment::is_first_section_relro): Likewise.
519 (Output_segment::maximum_alignment): Likewise.
520 (Output_segment::has_dynamic_reloc): New function replacing
521 dynamic_reloc_count. Change all callers.
522 (Output_segment::has_dynamic_reloc_list): New function replacing
523 dynamic_reloc_count_list. Change all callers.
524 (Output_segment::set_section_addresses): Rewrite.
525 (Output_segment::set_offset): Rewrite.
526 (Output_segment::find_first_and_last_list): Remove.
527 (Output_segment::set_tls_offsets): Rewrite.
528 (Output_segment::first_section_load_address): Likewise.
529 (Output_segment::output_section_count): Likewise.
530 (Output_segment::section_with_lowest_load_address): Likewise.
531 (Output_segment::write_section_headers): Likewise.
532 (Output_segment::print_sections_to_map): Likewise.
533 * output.h (class Output_data): Remove dynamic_reloc_count_
534 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
535 (Output_data::add_dynamic_reloc): Rewrite.
536 (Output_data::has_dynamic_reloc): New function.
537 (Output_data::dynamic_reloc_count): Remove.
538 (class Output_section): Add order_ field. Remvoe is_relro_local_,
539 is_last_relro_, is_first_non_relro_, is_interp_,
540 is_dynamic_linker_section_ fields. Add order and set_order
541 functions. Remove is_relro_local, set_is_relro_local,
542 is_last_relro, set_is_last_relro, is_first_non_relro,
543 set_is_first_non_relro functions, is_interp, set_is_interp,
544 is_dynamic_linker_section, and set_is_dynamic_linker_section
546 (class Output_segment): Change Output_data_list from std::list to
547 std:;vector. Add output_lists_ field. Remove output_data_ and
548 output_bss_ fields. Update declarations.
550 2010-08-02 Ian Lance Taylor <iant@google.com>
552 * arm.cc (Target_arm::gc_process_relocs): Use typename.
553 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
554 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
556 2010-08-02 Ian Lance Taylor <iant@google.com>
559 * script.cc (Script_options::Script_options): Initialize
560 symbol_definitions_ and symbol_references_.
561 (Script_options::add_symbol_assignment): Update
562 symbol_definitions_ and symbol_references_.
563 (Script_options::add_symbol_reference): New function.
564 (script_symbol): New function.
565 * script.h (class Script_options): Add symbol_definitions_ and
566 symbol_references_ fields.
567 (Script_options::referenced_const_iterator): New type.
568 (Script_options::referenced_begin): New function.
569 (Script_options::referenced_end): New function.
570 (Script_options::is_referenced): New function.
571 (Script_options::any_unreferenced): New function.
572 * script-c.h (script_symbol): Declare.
573 * yyscript.y (exp): Call script_symbol.
574 * symtab.cc: Include "script.h".
575 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
576 Change all callers. Check symbols referenced by scripts.
577 (Symbol_table::add_undefined_symbols_from_command_line): Add
578 layout parameter. Change all callers.
579 (Symbol_table::do_add_undefined_symbols_from_command_line):
580 Likewise. Break out loop body. Check symbols referenced by
582 (Symbol_table::add_undefined_symbol_from_command_line): New
583 function broken out of
584 do_add_undefined_symbols_from_command_line.
585 * symtab.h (class Symbol_table): Update declarations.
586 * archive.cc: Include "layout.h".
587 (Archive::should_include_member): Add layout parameter. Change
588 all callers. Check for symbol mentioned in expression.
589 * archive.h (class Archive): Update declaration.
590 * object.cc (Sized_relobj::do_should_include_member): Add layout
592 * object.h (Object::should_include_member): Add layout parameter.
594 (Object::do_should_include_member): Add layout parameter.
595 (class Sized_relobj): Update declaration.
596 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
598 * dynobj.h (class Sized_dynobj): Update declaration.
599 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
601 * plugin.h (class Sized_pluginobj): Update declaration.
603 2010-08-02 Ian Lance Taylor <iant@google.com>
606 * output.cc (Output_segment::set_offset): Search for the first and
607 last sections rather than assuming that the list is in order.
608 (Output_segment::find_first_and_last_list): New function.
609 * output.h (class Output_segment): Update declarations.
610 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
611 (relro_strip_test_SOURCES): New variable.
612 (relro_strip_test_DEPENDENCIES): New variable.
613 (relro_strip_test_LDFLAGS): New variable.
614 (relro_strip_test_LDADD): New variable.
615 (relro_strip_test.so): New target.
617 2010-08-02 Ian Lance Taylor <iant@google.com>
619 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
620 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
621 (Target_i386::got_tlsdesc_section): New function.
622 (Target_i386::got_section): Create space for GOT entries for
624 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
626 (Target_i386::Scan::global): Likewise.
627 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
629 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
630 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
631 (Target_x86_64::got_tlsdesc_section): New function.
632 (Target_x86_64::got_section): Create space for GOT entries for
634 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
636 (Target_x86_64::Scan::global): Likewise.
637 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
640 2010-08-02 Ian Lance Taylor <iant@google.com>
642 * testsuite/final_layout.sh: Use dc to convert from hex to
645 2010-07-29 Sriraman Tallam <tmsriram@google.com>
647 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
648 paramter to the call to gold::gc_process_relocs.
649 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
650 paramter to the call to gold::gc_process_relocs.
651 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
652 parameter to the call to gold::gc_process_relocs.
653 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
654 template parameter to the call to gold::gc_process_relocs.
655 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
656 paramter to the call to gold::gc_process_relocs.
657 * gc.h (get_embedded_addend_size): New function.
658 (gc_process_relocs): Save the size of the reloc for use by ICF.
659 * icf.cc (get_section_contents): Get the addend from the text section
660 for SHT_REL relocation sections.
661 * icf.h (Icf::Reloc_addend_size_info): New typedef.
662 (Icf::Reloc_info): Add new member reloc_addend_size_info.
663 * int_encoding.h (read_from_pointer): New overloaded function.
664 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
665 * testsuite/icf_sht_rel_addend_test.sh: New file.
666 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
667 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
669 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
671 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
672 * Makefile.in: Regenerate.
673 * testsuite/Makefile.in: Regenerate.
675 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
677 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
678 * gold/testsuite/debug_msg.cc: Likewise.
679 * gold/testsuite/odr_violation1.cc
680 * gold/testsuite/odr_violation2.cc
682 2010-07-21 Cary Coutant <ccoutant@google.com>
684 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
685 string, and length fields.
686 (Output_merge_string::Merged_strings_list): New type.
687 (Output_merge_string::Merged_strings_lists): New typedef.
688 (Output_merge_string): Replace merged_strings_ with
689 merged_strings_lists_.
690 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
691 Merged_strings_list per input object and section. Don't store pointer
692 to the string. Don't store length with each merged string entry.
693 (Output_merge_string::finalize_merged_data): Loop over list of merged
694 strings lists. Recompute length of each merged string.
696 2010-07-15 Cary Coutant <ccoutant@google.com>
698 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
701 2010-07-14 Ian Lance Taylor <iant@google.com>
703 * descriptors.cc (Descriptors::open): Report correct name in error
706 2010-07-13 Doug Kwan <dougkwan@google.com>
708 * arm.cc (Arm_input_section::Arm_input_section): For a
709 SHT_ARM_EXIDX section, always keeps the input sections.
710 (Arm_input_section::set_exidx_section_link): New method.
711 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
712 has_errors_ to false.
713 (Arm_exidx_input_section::has_errors,
714 Arm_exidx_input_section::set_has_errors): New methods.
715 (Arm_exidx_input_section::has_errors_): New data member.
716 (Arm_relobj::get_exidx_shndx_list): New method.
717 (Arm_output_section::append_text_sections_to_list): Do not skip
718 section without SHF_EXECINSTR.
719 (Arm_output_section::fix_exidx_coverage): Skip input sections with
721 (Arm_relobj::make_exidx_input_section): Add new parameter for text
722 section header. Make error messages more verbose. Check for
723 a non-executable section linked to an EXIDX section.
724 (Arm_relobj::do_read_symbols): Remove error checking, which has been
725 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
726 check that there is no deferred EXIDX section if we exit early.
727 Instead of not making an EXIDX section in case of an error, make one
728 and set the has_errors flag of it.
729 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
730 in a relocatable link.
731 (Target_arm::do_relax): Look for the EXIDX output section instead of
732 assuming that it is called .ARM.exidx.
733 (Target_arm::fix_exidx_coverage): Add a new parameter for input
734 section list. Do not check for SHF_EXECINSTR section flags but
735 skip any input section with errors.
736 * output.cc (Output_section::Output_section): Initialize
737 always_keeps_input_sections_ to false.
738 (Output_section::add_input_section): Check for
739 always_keeps_input_sections_.
740 * output.h (Output_section::always_keeps_input_sections,
741 Output_section::set_always_keeps_input_sections): New methods.
742 (Output_section::always_keeps_input_sections): New data member.
744 2010-07-13 Rafael Espindola <espindola@google.com>
746 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
747 * fileread.h (Input_file): Add try_extra_search_path and find_file.
749 2010-07-13 Philip Herron <herron.philip@googlemail.com>
750 Ian Lance Taylor <iant@google.com>
752 * output.h (Output_section_lookup_maps::add_merge_section):
753 Correct check of whether value was inserted.
754 (Output_section_lookup_maps::add_merge_input_section): Likewise.
755 (Output_section_lookup_maps::add_relaxed_input_section):
757 * arm.cc (Target_arm::got_section): Remove used local os.
758 * i386.cc (Target_i386::got_section): Likewise.
759 * x86_64.cc (Target_x86_64::got_section): Likewise.
760 * sparc.cc (Target_sparc::got_section): Likewise.
761 (Target_sparc::relocate): Remove unused local have_got_offset.
762 * powerpc.cc (Target_powerpc::relocate): Likewise.
764 2010-07-13 Ian Lance Taylor <iant@google.com>
766 * compressed_output.cc (zlib_decompress): Fix signature in
769 * archive.cc (Archive::include_member): Unlock an external member
770 of a thin archive. Don't bother to delete an object we know is
773 2010-07-12 Cary Coutant <ccoutant@google.com>
775 * compressed_output.cc (zlib_decompress): New function.
776 (get_uncompressed_size): New function.
777 (decompress_input_section): New function.
778 * compressed_output.h (get_uncompressed_size): New function.
779 (decompress_input_section): New function.
780 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
781 Handle compressed debug sections.
782 * layout.cc (is_compressed_debug_section): New function.
783 (Layout::output_section_name): Map compressed section names to
785 * layout.h (is_compressed_debug_section): New function.
786 (is_debug_info_section): Recognize compressed debug sections.
787 * merge.cc: Include compressed_output.h.
788 (Output_merge_data::do_add_input_section): Handle compressed
790 (Output_merge_string::do_add_input_section): Handle compressed
792 * object.cc: Include compressed_output.h.
793 (Sized_relobj::Sized_relobj): Initialize new data members.
794 (build_compressed_section_map): New function.
795 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
796 * object.h (Object::section_is_compressed): New method.
797 (Object::do_section_is_compressed): New method.
798 (Sized_relobj::Compressed_section_map): New type.
799 (Sized_relobj::do_section_is_compressed): New method.
800 (Sized_relobj::compressed_sections_): New data member.
801 * output.cc (Output_section::add_input_section): Handle compressed
803 * reloc.cc: Include compressed_output.h.
804 (Sized_relobj::write_sections): Handle compressed debug sections.
806 2010-07-08 Cary Coutant <ccoutant@google.com>
808 * resolve.cc (Symbol_table::resolve): Remember whether undef was
809 weak when resolving to a dynamic def.
810 (Symbol_table::should_override): Add adjust_dyndef flag; set it
811 for weak undef/dynamic def cases. Adjust callers.
812 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
814 (Symbol_table::sized_write_globals): Adjust symbol binding.
815 (Symbol_table::sized_write_symbol): Add binding parameter.
816 * symtab.h (Symbol::set_undef_binding): New method.
817 (Symbol::is_undef_binding_weak): New method.
818 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
819 (Symbol_table::should_override): Add new parameter.
820 (Symbol_table::sized_write_symbol): Add new parameter.
822 * testsuite/weak_undef_file1.cc: Add new test case.
823 * testsuite/weak_undef_file2.cc: Fix header comment.
824 * testsuite/weak_undef_test.cc: Add new test case.
826 2010-06-29 Doug Kwan <dougkwan@google.com>
828 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
829 Initialize USE_SYMBOL_.
830 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
832 (Arm_reloc_property::uses_symbol_): New data member declaration.
833 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
834 uses symbol value and symbol is undefined but not weakly undefined.
836 2010-06-28 Rafael Espindola <espindola@google.com>
838 * plugin.cc (Plugin::load): Use dlerror.
840 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
842 * symtab.cc (detect_odr_violations): When reporting an ODR
843 violation, report an object where the symbol is defined.
845 2010-06-25 Doug Kwan <dougkwan@google.com>
847 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
848 (Target_arm::section_may_have_icf_unsafe_pointers): New method
850 (Target_arm::Scan::local_reloc_may_be_function_pointer,
851 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
852 target hook to detect function points.
853 (Target_arm::Scan::possible_function_pointer_reloc): New method.
854 * icf.h (Icf::check_section_for_function_pointers): Change type of
855 parameter SECTION_NAME to const reference to std::string. Use
856 target hook to determine if section may have unsafe pointers.
857 * target.h (Target::section_may_have_icf_unsafe_pointers): New
860 2010-06-21 Rafael Espindola <espindola@google.com>
862 * fileread.cc (Input_file::find_fie): New
863 (Input_file::open): Use Input_file::find_fie.
864 * fileread.h (Input_file::find_fie): New
865 * plugin.cc (set_extra_library_path): New.
866 (Plugin::load): Add set_extra_library_path to the transfer vector.
867 (Plugin_manager::set_extra_library_path): New.
868 (Plugin_manager::add_input_file): Use the extra search path if set.
869 (set_extra_library_path(): New.
870 * plugin.h (Plugin_manager): Add set_extra_library_path and
873 2010-06-19 Cary Coutant <ccoutant@google.com>
875 * layout.cc (gdb_sections): Add .debug_types.
876 (lines_only_debug_sections): Likewise.
878 2010-06-18 Rafael Espindola <espindola@google.com>
880 * plugin.cc (add_input_file,add_input_library)
881 (Plugin_manager::add_input_file): Make filename arguments const.
882 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
885 2010-06-16 Doug Kwan <dougkwan@google.com>
887 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
888 .ARM.attributes section if we have not merged any input
891 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
893 * arm.cc: Allow combining objects with no EABI version
896 2010-06-15 Rafael Espindola <espindola@google.com>
898 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
900 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
902 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
903 (struct iovec): Correct !HAVE_READV definition.
905 2010-06-10 Cary Coutant <ccoutant@google.com>
907 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
908 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
910 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
913 * symtab.h (Symbol::is_placeholder): New member function.
914 * target-reloc.h (relocate_section): Check for placeholder symbols.
916 * testsuite/Makefile.am (plugin_test_8): New test.
917 (plugin_test_9): New test.
918 * testsuite/Makefile.in: Regenerate.
920 2010-06-09 Nick Clifton <nickc@redhat.com>
922 * yyscript.y (input_list_element): Allow strings prefixed with
923 the '-' character. Treat these as libraries.
924 * script.cc (script_add_library): New function. Adds a library
925 specified by "-l<name>" found in an input script.
926 * script-c.h: Add prototype for script_add_library.
928 2010-06-07 Doug Kwan <dougkwan@google.com>
930 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
931 Restrict stub-group size to be within long conditional branch
932 range when working around cortex-A8 erratum.
934 2010-06-07 Damien Diederen <dd@crosstwine.com>
936 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
939 2010-06-03 Sriraman Tallam <tmsriram@google.com>
943 (Output_section::Input_section_sort_entry::compare_section_ordering):
944 Change to return non-zero correctly.
945 (Output_section::Input_section_sort_section_order_index_compare
946 ::operator()): Change to fix ambiguity in comparisons.
948 2010-06-01 Sriraman Tallam <tmsriram@google.com>
950 * gold.h (is_wildcard_string): New function.
951 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
952 (Layout::layout_eh_frame): Ditto.
953 (Layout::find_section_order_index): New method.
954 (Layout::read_layout_from_file): New method.
955 * layout.h (Layout::find_section_order_index): New method.
956 (Layout::read_layout_from_file): New method.
957 (Layout::input_section_position_): New private member.
958 (Layout::input_section_glob_): New private member.
959 * main.cc (main): Call read_layout_from_file here.
960 * options.h (--section-ordering-file): New option.
961 * output.cc (Output_section::input_section_order_specified_): New
963 (Output_section::Output_section): Initialize new member.
964 (Output_section::add_input_section): Add new parameter.
965 Keep input sections when --section-ordering-file is used.
966 (Output_section::set_final_data_size): Sort input sections when
967 section ordering file is specified.
968 (Output_section::Input_section_sort_entry): Add new parameter.
970 (Output_section::Input_section_sort_entry::compare_section_ordering):
972 (Output_section::Input_section_sort_compare::operator()): Change to
973 consider section_order_index.
974 (Output_section::Input_section_sort_init_fini_compare::operator()):
975 Change to consider section_order_index.
976 (Output_section::Input_section_sort_section_order_index_compare
977 ::operator()): New method.
978 (Output_section::sort_attached_input_sections): Change to sort
979 according to section order when specified.
980 (Output_section::add_input_section<32, true>): Add new parameter.
981 (Output_section::add_input_section<64, true>): Add new parameter.
982 (Output_section::add_input_section<32, false>): Add new parameter.
983 (Output_section::add_input_section<64, false>): Add new parameter.
984 * output.h (Output_section::add_input_section): Add new parameter.
985 (Output_section::input_section_order_specified): New
987 (Output_section::set_input_section_order_specified): New method.
988 (Input_section::Input_section): Initialize section_order_index_.
989 (Input_section::section_order_index): New method.
990 (Input_section::set_section_order_index): New method.
991 (Input_section::section_order_index_): New member.
992 (Input_section::Input_section_sort_section_order_index_compare): New
994 (Output_section::input_section_order_specified_): New member.
995 * script-sections.cc (is_wildcard_string): Delete and move modified
997 (Output_section_element_input::Output_section_element_input): Modify
998 call to is_wildcard_string.
999 (Output_section_element_input::Input_section_pattern
1000 ::Input_section_pattern): Ditto.
1001 (Output_section_element_input::Output_section_element_input): Ditto.
1002 * testsuite/Makefile.am (final_layout): New test case.
1003 * testsuite/Makefile.in: Regenerate.
1004 * testsuite/final_layout.cc: New file.
1005 * testsuite/final_layout.sh: New file.
1007 2010-06-01 Rafael Espindola <espindola@google.com>
1009 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1011 2010-06-01 Rafael Espindola <espindola@google.com>
1013 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1014 visibility of symbols.
1016 2010-05-27 Doug Kwan <dougkwan@google.com>
1018 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1019 from start of output section instead of address for a local symbol
1020 in a merged or relaxed section when doing a relocatable link.
1022 2010-05-26 Rafael Espindola <espindola@google.com>
1025 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1026 adding sections the garbage collector removed.
1027 * gold/testsuite/Makefile.am: Add test.
1028 * gold/testsuite/Makefile.in: Regenerate.
1029 * gold/testsuite/plugin_test_7.sh: New.
1030 * gold/testsuite/plugin_test_7_1.c: New.
1031 * gold/testsuite/plugin_test_7_2.c: New.
1033 2010-05-26 Rafael Espindola <espindola@google.com>
1035 * script-sections.cc (Output_section_definition::set_section_addresses):
1036 Check for --section-start.
1038 2010-05-26 Doug Kwan <dougkwan@google.com>
1040 * arm.cc (Arm_scan_relocatable_relocs): New class.
1041 (Target_arm::relocate_special_relocatable): New method.
1042 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1043 (Arm_relocate_functions::thumb_branch_common): Same.
1044 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1045 instead of Default_scan_relocatable_relocs.
1046 * target-reloc.h (relocate_for_relocatable): Let target handle
1047 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1048 * target.h (Sized_target::relocate_special_relocatable): New method.
1050 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1052 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1054 2010-05-23 Doug Kwan <dougkwan@google.com>
1056 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1058 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1059 with a direct branch, not a conditional branch, to a stub.
1060 * merge.cc (Output_merge_base::record_input_section): New method
1062 (Output_merge_data::do_add_input_section): Record input section if
1063 keeps-input-sections flag is set.
1064 (Output_merge_string::do_add_input_section): Ditto.
1065 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1066 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1068 (Output_merge_base::keeps_input_sections,
1069 Output_merge_base::set_keeps_input_sections,
1070 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1072 (Output_merge_base::Input_sections): New type declaration.
1073 (Output_merge_base::input_sections_begin,
1074 Output_merge_base::input_sections_end,
1075 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1076 (Output_merge_base::bool keeps_input_sections_,
1077 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1078 Output_merge_base::input_sections_): New data members.
1079 (Output_merge_data::do_set_keeps_input_sections): New method
1081 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1082 * output.cc (Output_section::Input_section::relobj): Move method
1083 defintion from class declaration to here and handle merge sections.
1084 (Output_section::Input_section::shndx): Ditto.
1085 (Output_section::Output_section): Remove initializations of removed
1086 data members and initialize new data member LOOKUP_MAPS_.
1087 (Output_section::add_input_section): Set keeps-input-sections flag
1088 for a newly created merge output section as appropriate. Adjust code
1089 to use Output_section_lookup_maps class.
1090 (Output_section::add_relaxed_input_section): Adjst code for lookup
1091 maps code refactoring.
1092 (Output_section::add_merge_input_section): Add a new parameter
1093 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1094 class. If adding input section to a newly created merge output
1095 section fails, remove the new merge section.
1096 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1097 Adjust code for use of the Output_section_lookup_maps class.
1098 (Output_section::find_merge_section): Ditto.
1099 (Output_section::build_lookup_maps): New method defintion.
1100 (Output_section::find_relaxed_input_section): Adjust code to use
1101 Output_section_lookup_maps class.
1102 (Output_section::get_input_sections): Export merge sections. Adjust
1103 code to use Output_section_lookup_maps class.
1104 (Output_section:::add_script_input_section): Adjust code to use
1105 Output_section_lookup_maps class. Update lookup maps for merge
1107 (Output_section::discard_states): Use Output_section_lookup_maps.
1108 (Output_section::restore_states): Same.
1109 * output.h (Merge_section_properties): Move class defintion out of
1111 (Output_section_lookup_maps): New class.
1112 (Output_section::Input_section::is_merge_section): New method
1114 (Output_section::Input_section::relobj): Move defintion out of class
1115 defintion. Declare method only.
1116 (Output_section::Input_section::shndx): Ditto.
1117 (Output_section::Input_section::output_merge_base): New method defintion.
1118 (Output_section::Input_section::u2_.pomb): New union field.
1119 (Output_section::Merge_section_by_properties_map,
1120 Output_section::Output_section_data_by_input_section_map,
1121 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1123 (Output_section::add_merge_input_section): Add new parameter
1124 KEEPS_INPUT_SECTIONS.
1125 (Output_section::build_lookup_maps): New method declaration.
1126 (Output_section::merge_section_map_,
1127 Output_section::merge_section_by_properties_map_,
1128 Output_section::relaxed_input_section_map_,
1129 Output_section::is_relaxed_input_section_map_valid_): Remove data
1131 (Output_section::lookup_maps_): New data member.
1133 2010-05-21 Doug Kwan <dougkwan@google.com>
1136 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1137 avoid a compilation error.
1139 2010-05-19 Rafael Espindola <espindola@google.com>
1141 * script-sections.cc (Output_section_definition::allocate_to_segment):
1142 Update the phdrs_list even when the output section is NULL.
1143 * testsuite/Makefile.am: Add test.
1144 * testsuite/Makefile.in: Regenerate.
1145 * testsuite/script_test_9.cc: New.
1146 * testsuite/script_test_9.sh: New.
1147 * testsuite/script_test_9.t: New.
1149 2010-05-19 Doug Kwan <dougkwan@google.com>
1151 * arm.cc (Arm_input_section::original_size): New method.
1152 (Arm_input_section::do_addralign): Add a cast.
1153 (Arm_input_section::do_output_offset): Remove static cast.
1154 (Arm_input_section::original_addralign,
1155 Arm_input_section::original_size_): Change type to uint32_t.
1156 (Arm_input_section::init): Add safe casts for section alignment
1158 (Arm_input_section::set_final_data_size): Do not set address and
1159 offset of stub table.
1160 (Arm_output_section::fix_exidx_coverage): Change use of of
1161 Output_section::Simple_input_section to that of
1162 Output_section::Input_section.
1163 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1164 except for the first pass.
1165 * output.cc (Output_section::get_input_sections): Change type of
1166 input_sections to std::list<Input_section>.
1167 (Output_section::add_script_input_section): Rename from
1168 Output_section::add_simple_input_section. Change type of SIS
1169 parameter from Simple_input_section to Input_section.
1170 * output.h (Output_section::Simple_input_section): Remove class.
1171 (Output_section::Input_section): Change class visibility to public.
1172 (Output_section::Input_section::addralign): Use stored alignments
1173 for special input sections if set.
1174 (Output_section::Input_section::set_addralign): New method.
1175 (Output_section::get_input_sections): Change parameter type from
1176 list of Simple_input_section to list of Input_section.
1177 (Output_section::add_script_input_section): Rename from
1178 Output_section::add_simple_input_section. Change first parameter's
1179 type from Simple_input_section to Input_section and remove the
1180 second and third parameters.
1181 * script-sections.cc (Input_section::Input_section_list): Change
1182 type to list of Output_section::Input_section/
1183 (Input_section_info::Input_section_info): Change parameter type of
1184 INPUT_SECTION to Output_section::Input_section.
1185 (Input_section_info::input_section): Change return type.
1186 (Input_section_info::input_section_): Change type to
1187 Output_section::Input_section.
1188 (Output_section_element_input::set_section_addresses): Adjust code
1189 to use Output_section::Input_section instead of
1190 Output_section::Simple_input_section. Adjust code for renaming
1191 of Output_section::add_simple_input_section.
1192 (Orphan_output_section::set_section_addresses): Ditto.
1194 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1196 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1197 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1199 2010-05-18 Rafael Espindola <espindola@google.com>
1201 * options.cc (General_options::finalize): Handle -nostdlib.
1202 * options.h (nostdlib): New option.
1203 * script.cc (script_add_search_dir): Handle -nostdlib.
1205 2010-05-12 Doug Kwan <dougkwan@google.com>
1207 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1208 attributes section only if there no attributes section after merging.
1209 (Target_arm::merge_object_attributes): Move value of
1210 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1211 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1212 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1213 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1214 and arm_attr_merge_7.stdout.
1215 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1216 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1217 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1218 arm_attr_merge_7b.o): New rules.
1219 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1221 * testsuite/Makefile.in: Regenerate.
1222 * testsuite/arm_attr_merge.sh: New file.
1223 * testsuite/arm_attr_merge_[67][ab].s: Same.
1225 2010-05-05 Nick Clifton <nickc@redhat.com>
1227 * po/es.po: Updated Spanish translation.
1229 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1231 * Makefile.am (install-exec-local): Properly install gold as
1232 default cross linker.
1233 * Makefile.in: Regenerated.
1235 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1236 Nick Clifton <nickc@redhat.com>
1238 * configure.ac (install_as_default): Define and set to false
1239 unless --enable-gold or --enable-gold=both/gold has been
1241 * configure: Regenerate.
1243 * Makefile.am (install-exec-local): Install the executable as
1244 'ld.gold'. If install_as_default is true then also install it as
1246 * Makefile.in: Regenerated.
1248 2010-04-24 Ian Lance Taylor <iant@google.com>
1250 * layout.cc (Layout::layout_reloc): In relocatable link don't
1251 combine reloc sections for grouped sections.
1253 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1255 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1256 sections that are not ordinary to icf.
1257 * icf.cc (get_section_contents): Handle relocation pointing to section
1258 with no object or shndx information.
1259 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1260 * testsuite/Makefile.in: Regenerate.
1261 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1262 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1264 2010-04-22 Ian Lance Taylor <iant@google.com>
1266 * expression.cc (Expression::Expression_eval_info): Add
1267 result_alignment_pointer field.
1268 (Expression::eval_with_dot): Add result_alignment_pointer
1269 parameter. Change all callers.
1270 (Expression::eval_maybe_dot): Likewise.
1271 (class Binary_expression): Add alignment_pointer parameter to
1272 left_value and right_value. Change all callers.
1273 (BINARY_EXPRESSION): Set result alignment.
1274 (class Trinary_expression): Add alignment_pointer parameter to
1275 arg2_value and arg3_value. Change all callers.
1276 (Trinary_cond::value): Set result alignment.
1277 (Max_expression::value, Min_expression::value): Likewise.
1278 (Align_expression::value): Likewise.
1279 * script-sections.cc (class Sections_element): Add dot_alignment
1280 parameter to set_section_addresses virtual function. Update
1282 (class Output_section_element): Likewise.
1283 (Script_sections::create_segments): Add dot_alignment parameter.
1285 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1286 (Script_sections::set_phdrs_clause_addresses): Likewise.
1287 * script-sections.h: Update declarations.
1288 * script.h: Update declarations.
1289 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1291 * testsuite/script_test_3.t: Set large alignment.
1292 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1293 segment has expected alignment.
1295 2010-04-22 Nick Clifton <nickc@redhat.com>
1297 * po/gold.pot: Updated by the Translation project.
1298 * po/vi.po: Updated Vietnamese translation.
1300 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1302 * testsuite/Makefile.am (check_PROGRAMS): Add
1303 icf_virtual_function_folding_test.
1304 * testsuite/Makefile.in: Regenerated.
1306 2010-04-15 Andrew Haley <aph@redhat.com>
1308 * options.h (merge_exidx_entries): New option.
1309 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1310 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1311 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1312 (Target_arm::merge_exidx_entries): New function.
1313 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1314 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1315 to Arm_exidx_fixup constructor.
1316 Add new arg, merge_exidx_entries.
1317 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1318 Arm_output_section::fix_exidx_coverage.
1320 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1322 * icf.cc (get_section_contents): Check for preemptible functions.
1323 Ignore addend when appropriate.
1324 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1326 (add_from_relobj): Check for section folded.
1327 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1328 * symtab.h (should_add_dynsym_entry): Add new parameter.
1329 * target-reloc.h (scan_relocs): Check for section folded.
1330 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1331 Check reloc types for function pointers in shared objects.
1332 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1334 (icf_preemptible_functions_test): New test case.
1335 (icf_string_merge_test): New test case.
1336 * testsuite.Makefile.in: Regenerate.
1337 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1338 bar_glob. Refactor code.
1339 * testsuite/icf_preemptible_functions_test.cc: New file.
1340 * testsuite/icf_preemptible_functions_test.sh: New file.
1341 * testsuite/icf_string_merge_test.cc: New file.
1342 * testsuite/icf_string_merge_test.sh: New file.
1343 * testsuite/icf_virtual_function_folding_test.cc: New file.
1344 * testsuite/icf_virtual_function_folding_test.sh: New file.
1346 2010-04-14 Doug Kwan <dougkwan@google.com>
1348 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1349 for local symbol recounting if we remove a section due to ICF.
1350 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1351 there are no regular objects in input.
1353 2010-04-13 Doug Kwan <dougkwan@google.com>
1355 * arm.cc (Arm_input_section::set_final_data_size): Compute
1356 accurate final data size instead of using current data size.
1358 2010-04-09 Doug Kwan <dougkwan@google.com>
1360 * layout.cc (Layout::choose_output_section): Handle script section
1362 (Layout::make_output_section_for_script): Add section type parameter.
1363 Handle script section types.
1364 * layout.h (Layout::make_output_section_for_script): Add section
1366 * output.cc (Output_section::Output_section): Initialize data member
1368 (Output_section::do_reset_address_and_file_offset): Do not set address
1369 to 0 if section is a NOLOAD section.
1370 * output.h (Output_section::is_noload): New method.
1371 (Output_section::set_is_noload): Ditto.
1372 (Output_section::is_noload_): New data member.
1373 * script-c.h (Script_section_type): New enum type.
1374 (struct Parser_output_section_header): Add new file section_type.
1375 * script-sections.cc (Sections_element::output_section_name): Add
1376 parameter for returning script section type.
1377 (Output_section_definition::output_section_name): Ditto.
1378 (Output_section_definition::section_type)P; New method.
1379 (Output_section_definiton::script_section_type_name): Ditto.
1380 (Output_section_definition::script_section_type_): New data member.
1381 (Output_section_definition::Output_section_definition): Initialize
1382 data member Output_section_definition::script_section_type_.
1383 (Output_section_definition::create_sections): Pass script section type
1384 to Layout::make_output_section_for_script.
1385 (Output_section_definition::output_section_name): Return script
1386 section type to caller.
1387 (Output_section_definition::set_section_address): Do not advance
1388 dot value and load address if section type is NOLOAD. Set address
1389 of NOLOAD sections regardless of section flags.
1390 (Output_section_definition::print): Print section type if it is
1391 not SCRIPT_SECTION_TYPE_NONE.
1392 (Output_section_definition::section_type): New method.
1393 (Output_section_definition::script_section_type_name): Ditto.
1394 (Script_sections::output_section_name): Add new parameter
1395 PSECTION_TYPE for returning script section type. Pass it to
1396 section elements. Handle discard sections.
1397 (Sort_output_sections::operator()): Handle NOLOAD sections.
1398 * script-sections.h (Script_sections::Section_type): New enum type.
1399 (Script_sections::output_section_name): Add a new parameter for
1400 returning script section type.
1401 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1403 * yyscript.y (union): Add new field SECTION_TYPE.
1404 (COPY, DSECT, INFO, NOLOAD): New tokens.
1405 (opt_address_and_section_type): Change type to output_section_header.
1406 (section_type): New non-terminal
1407 (section_header): Handle section type.
1408 (opt_address_and_section_type): Return section type value.
1410 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1412 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1413 * testsuite/plugin_common_test_2.c (foo): Likewise.
1415 2010-04-08 Doug Kwan <dougkwan@google.com>
1417 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1419 * output.cc (Output_section::add_merge_input_section): Simplify
1420 code and return status of Output_merge_base::add_input_section.
1421 Update merge section map only if Output_merge_base::add_input_section
1424 2010-04-07 Doug Kwan <dougkwan@google.com>
1426 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1427 if section is marked as containing instructions but has no mapping
1429 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1430 correct section index.
1431 (Arm_relobj::find_linked_text_section): Ditto.
1433 2010-04-07 Cary Coutant <ccoutant@google.com>
1435 * archive.cc (include_member): Destroy Read_symbols_data object before
1437 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1438 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1439 (Read_symbols_data::~Read_symbols_data) New destructor.
1440 (Section_relocs::Section_relocs) New constructor.
1441 (Section_relocs::~Section_relocs) New destructor.
1442 (Read_relocs_data::Read_relocs_data) New constructor.
1443 (Read_relocs_data::~Read_relocs_data) New destructor.
1444 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1445 pointers to NULL after deleting.
1447 2010-04-07 Doug Kwan <dougkwan@google.com>
1449 * arm.cc: Replace "endianity" with "endianness" in comments.
1450 (Arm_exidx_cantunwind): Ditto.
1451 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1452 (Arm_relobj::merge_flags_and_attributes): New method.
1453 (Arm_relobj::merge_flags_and_attributes_): New data member.
1454 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1455 (Arm_relobj::scan_sections_for_stubs): Ditto.
1456 (Arm_relobj::do_read_symbols): Check to see if we really want to
1457 merge processor-specific flags and attributes. Exit early if
1458 an object is empty except for section names and the undefined symbol.
1459 (Target_arm::do_finalize_sections): Move check for ELF format to
1460 Arm_relobj::do_read_symbols. Merge processor specific flags and
1461 attributes from a regular object only when we have determined that
1462 it is aapropriate. Do not create an .ARM.attributes section in
1463 output if there is no regular input object.
1464 (Target_arm::merge_processor_specific_flags): Check
1465 --warn-mismatch before printing any error.
1466 (Target_arm::merge_object_attributes): Ditto.
1467 * gold.cc (queue_middle_tasks): Handle the case in which there is
1468 no regular object in input.
1469 * options.cc (General_options::parse_EB): New method.
1470 (General_options::parse_EL): Same.
1471 (General_options::General_options): Initialize endianness_.
1472 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1474 (General_options::Endianness): New enum.
1475 (General_options::endianness): New method.
1476 (General_options::endianness_): New data member.
1477 * parameters.cc (Parameters::set_options): Check target endianness.
1478 (Parameters::set_target_once): Ditto.
1479 (Parameters::check_target_endianness): New method.
1480 (parameters_force_valid_target): If either -EL or -EB is specified,
1481 use it to define endianness of default target.
1482 * parameters.h (Parameters::check_target_endianness): New method
1484 * target.h (class Target): Change "endianity" to "endianness"
1487 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1489 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1490 * configure: Regenerate.
1491 * Makefile.in: Regenerate.
1492 * testsuite/Makefile.in: Regenerate.
1494 2010-04-06 Cary Coutant <ccoutant@google.com>
1497 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1498 prevailing definitions of common symbols.
1499 * testsuite/plugin_test_6.sh: New test case.
1500 * testsuite/plugin_common_test_1.c: New test case.
1501 * testsuite/plugin_common_test_2.c: New test case.
1502 * testsuite/Makefile.am (plugin_test_6): New test case.
1503 * testsuite/Makefile.in: Regenerate.
1505 2010-04-06 Nick Clifton <nickc@redhat.com>
1507 * po/vi.po: New Vietnamese translation.
1509 2010-03-30 Doug Kwan <dougkwan@google.com>
1511 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1513 2010-03-25 Doug Kwan <dougkwan@google.com>
1515 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1516 to avoid a conversion warning on a 32-bit host.
1518 2010-03-24 Ian Lance Taylor <iant@google.com>
1520 * testsuite/script_test_3.t: Add a TLS segment.
1521 * testsuite/Makefile.am (check_PROGRAMS): Add
1522 tls_phdrs_script_test.
1523 (tls_phdrs_script_test_SOURCES): Define.
1524 (tls_phdrs_script_test_DEPENDENCIES): Define.
1525 (tls_phdrs_script_test_LDFLAGS): Define.
1526 (tls_phdrs_script_test_LDADD): Define.
1527 * testsuite/Makefile.in: Rebuild.
1529 2010-03-23 Cary Coutant <ccoutant@google.com>
1531 * fileread.cc (find_or_make_view): Fix comment.
1533 2010-03-23 Ian Lance Taylor <iant@google.com>
1535 * script-sections.cc (class Orphan_section_placement): Define
1536 PLACE_TLS and PLACE_TLS_BSS.
1537 (Orphan_section_placement::Orphan_section_placement): Initialize
1539 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1540 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1541 (tls_script_test_SOURCES): Define.
1542 (tls_script_test_DEPENDENCIES): Define.
1543 (tls_script_test_LDFLAGS): Define.
1544 (tls_script_test_LDADD): Define.
1545 * testsuite/Makefile.in: Rebuild.
1547 2010-03-22 Doug Kwan <dougkwan@google.com>
1549 * arm.cc (Arm_relocate_functions::abs8,
1550 Arm_relocate_functions::abs16): Use correct check for overflow
1551 specified in the ARM ELF specs.
1552 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1553 target of a BLX instruction specially.
1554 (Reloc_stub::stub_type_for_reloc): Ditto.
1555 (Relocate::relocate): Use symbolic names instead of numeric relocation
1556 codes to report error.
1557 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1559 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1560 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1561 thumb2_blx_out_of_range.stdout
1562 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1563 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1564 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1565 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1566 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1567 thumb2_blx_in_range, thumb2_blx_in_range.o,
1568 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1569 thumb2_blx_out_of_range.o): New rules.
1570 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1571 thumb2_blx_in_range and thumb2_blx_out_of_range.
1572 * testsuite/Makefile.in: Regenerate.
1573 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1574 * testsuite/thumb_blx_in_range.s: New file.
1575 * testsuite/thumb_blx_out_of_range.s: New file.
1577 2010-03-22 Rafael Espindola <espindola@google.com>
1579 * archive.cc (Should_include): Move to archive.h.
1580 (should_include_member): Make it a member of Archive.
1582 (Add_lib_group_symbols): New.
1583 * archive.h: Include options.h.
1584 (Archive_member): Moved from Archive.
1585 (Should_include): Moved from archive.cc.
1587 (Add_lib_group_symbols): New.
1588 * dynobj.cc (do_should_include_member): New.
1589 * dynobj.h (do_should_include_member): New.
1590 * gold.cc (queue_initial_tasks): Update call to queue.
1591 * main.cc (main): Print lib group stats.
1592 * object.cc (do_should_include_member): New.
1593 * object.h: Include archive.h.
1594 (Object::should_include_member): New.
1595 (Object::do_should_include_member): New.
1596 (Sized_relobj::do_should_include_member): New.
1597 * options.cc (General_options::parse_start_lib): New.
1598 (General_options::parse_end_lib): New.
1599 (Input_arguments::add_file): Handle lib groups.
1600 (Input_arguments::start_group): Check we are not in a lib.
1601 (Input_arguments::start_lib): New.
1602 (Input_arguments::end_lib): New.
1603 * options.h (General_options): Add start_lib and end_lib.
1604 (Input_argument::lib_): New.
1605 (Input_argument::lib): New.
1606 (Input_argument::is_lib): New.
1607 (Input_file_lib): New.
1608 (Input_arguments::in_lib_): New.
1609 (Input_arguments::in_lib): New.
1610 (Input_arguments::start_lib): New.
1611 (Input_arguments::end_lib_): New.
1612 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1613 in unused members as preempted.
1614 (Sized_pluginobj::do_should_include_member): New.
1615 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1616 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1618 (Read_symbols::do_whole_lib_group): New.
1619 (Read_symbols::do_lib_group): New.
1620 (Read_symbols::do_read_symbols): Handle lib groups.
1621 (Read_symbols::get_name): Handle lib groups.
1622 * readsyms.h (Read_symbols): Add an archive member pointer.
1623 (Read_symbols::do_whole_lib_group): New.
1624 (Read_symbols::do_lib_group): New.
1625 (Read_symbols::member_): New.
1626 * script.cc (read_input_script): Update call to queue_soon.
1628 2010-03-19 Doug Kwan <dougkwan@google.com>
1630 * arm.cc (Stub_table::Stub_table): Initialize new data members
1631 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1632 (Stub_table::add_reloc_stub): Assign stub offset and update
1633 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1634 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1636 (Stub_table::update_data_size_and_addralign): Use
1637 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1638 instead of going over all reloc stubs.
1639 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1640 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1641 Stringpool_template::offset_ to size of Stringpool_char.
1642 (Stringpool_template::new_key_offset): Remove code to initialize
1643 Stringpool_template::offset_.
1644 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1645 Stringpool_template::offset_ to zero.
1647 2010-03-15 Doug Kwan <dougkwan@google.com>
1649 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1651 (Stringpool_template::new_key_offset): New method.
1652 (Stringpool_template::add_string): Assign offsets when adding new
1654 (Stringpool_template::set_string_offsets): Do not set string offsets
1655 when not optimizing.
1656 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1658 (Chunked_vector::clear): Clear size_.
1659 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1660 (Chunked_vector::size): Return size_.
1661 (Chunked_vector::push_back): Use size_ to find insert position.
1662 (Chunked_vector::size_): New data member.
1663 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1664 (Stringpool_template::new_key_offset): New method declaration.
1665 (Stringpool_template::offset_): New data member.
1667 2010-03-15 Rafael Espindola <espindola@google.com>
1669 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1670 Add_symbols' constructor.
1671 * readsyms.h (Add_symbols): Remove the input_group member.
1673 2010-03-10 Ian Lance Taylor <iant@google.com>
1675 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1676 target to ask whether a reference to a symbol requires a stack
1678 * target.h (Target::is_call_to_non_split): New function.
1679 (Target::do_is_call_to_non_split): Declare virtual function.
1680 * target.cc: Include "symtab.h".
1681 (Target::do_is_call_to_non_split): New function.
1682 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1684 2010-03-10 Cary Coutant <ccoutant@google.com>
1686 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1687 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1688 (File_read::open[2]): Add whole_file_view_ to list of views.
1689 (File_read::make_view): Remove test of whole_file_view_.
1690 (File_read::find_or_make_view): Create whole_file_view_ if
1692 (File_read::clear_views): Replace bool parameter with enum;
1693 adjust all callers. Don't delete views with permanent data;
1694 do delete cached views and views from archives if
1695 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1696 if clearing the corresponding view.
1697 * fileread.h (File_read::Clear_views_mode): New enum.
1698 (File_read::View::is_permanent_view): New method.
1699 (File_read::clear_views): Replace bool parameter
1700 with enum; adjust all callers.
1701 * options.h (General_options): Change keep_files_mapped option;
1702 add map_whole_files.
1703 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1705 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1708 2010-03-10 David S. Miller <davem@davemloft.net>
1710 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1712 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1714 * icf.cc (get_section_contents): Add '@' marker after processing the
1717 2010-03-08 Doug Kwan <dougkwan@google.com>
1719 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1720 due to a conversion warning.
1721 (Arm_relobj::update_output_local_symbol_count): Check for local
1722 symbol with unset output index.
1724 2010-03-05 Ian Lance Taylor <iant@google.com>
1726 * options.h (class General_options): Add --spare-dynamic-tags.
1727 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1728 --spare-dynamic-tags.
1730 2010-03-05 Ian Lance Taylor <iant@google.com>
1732 * incremental.cc: Include "libiberty.h".
1734 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1736 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1737 function, is_info_ member.
1738 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1739 (Versions::Versions): Update caller.
1740 (Versions::define_base_version): Likewise.
1741 (Versions::add_def): Likewise.
1743 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1745 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1746 (Scan::possible_function_pointer_reloc): New function.
1747 (Scan::local_reloc_may_be_function_pointer): Change to call
1748 possible_function_pointer_reloc.
1749 (Scan::global_reloc_may_be_function_pointer): Ditto.
1750 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1751 relocations in ".data.rel.ro._ZTV" section.
1752 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1753 * testsuite/icf_safe_so_test.cc: Ditto.
1754 * testsuite/icf_safe_test.cc: Ditto.
1755 * testsuite/icf_safe_test.sh: Ditto.
1757 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1758 Ian Lance Taylor <iant@google.com>
1760 * target-reloc.h (relocate_section): Check the symbol table index
1761 for -1U before setting the local symbol index.
1762 (scan_relocatable_relocs): If copying the relocation, record that
1763 the local symbol is required.
1764 * object.h (Symbol_value::is_output_symtab_index_set): New
1766 (Symbol_value::may_be_discarded_from_output_symtab): New
1768 (Symbol_value::has_output_symtab_entry): New function.
1769 (Symbol_value::needs_output_symtab_entry): Remove.
1770 (Symbol_value::output_symtab_index): Make sure the symbol index is
1772 (Symbol_value::set_output_symtab_index): Make sure the symbol
1773 index is not set. Make sure the new index is valid.
1774 (Symbol_value::set_must_have_output_symtab_entry): New function.
1775 (Symbol_value::has_output_dynsym_entry): New function.
1776 (Symbol_value::set_output_dynsym_index): Make sure the new index
1778 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1779 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1780 local symbol if permitted.
1781 (Sized_relobj::do_finalize_local_symbols): Call
1782 is_output_symtab_index_set rather than needs_output_symtab_entry.
1783 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1784 rather than needs_output_symtab_entry. Call
1785 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1786 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1787 is_output_symtab_index_set rather than needs_output_symtab_entry.
1788 * testsuite/discard_locals_relocatable_test.c: New file.
1789 * testsuite/discard_locals_test.sh: Test -r.
1790 * testsuite/Makefile.am (check_DATA): Add
1791 discard_locals_relocatable_test1.syms,
1792 discard_local_relocatable_test2.syms.
1793 (MOSTLYCLEANFILES): Likewise. Also add
1794 discard_locals_relocatable_test1.lout and
1795 discard_locals_relocatable_test2.out.
1796 (discard_locals_relocatable_test1.syms): New target.
1797 (discard_locals_relocatable_test.o): New target.
1798 (discard_locals_relocatable_test1.out): New target.
1799 (discard_locals_relocatable_test2.syms): New target.
1800 (discard_locals_relocatable_test2.out): New target.
1801 (various): Add missing ../ld-new dependencies.
1802 * testsuite/Makefile.in: Rebuild.
1804 2010-03-03 Nick Clifton <nickc@redhat.com>
1806 * po/fi.po: New Finnish translation.
1808 2010-03-01 Doug Kwan <dougkwan@google.com>
1810 * layout.cc (Layout::Layout): Force section types of .init_array*,
1811 .preinit_array* and .fini_array* sections.
1812 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1813 Fix check of return value of std::string::find.().
1814 (Output_section::Input_section_sort_compare::operator()): Remove
1815 comment about .init_array.
1816 (Output_section::Input_section_sort_init_fini_compare::operator()):
1818 (Output_section::sort_attached_input_sections): Handle .init_array
1819 and .fini_array specially.
1820 * output.h (Output_section::Inut_section_sort_compare): Update
1822 (Output_section::Input_section_sort_init_fini_compare): New struct.
1824 2010-02-26 Doug Kwan <dougkwan@google.com>
1826 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1827 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1828 * testsuite/debug_msg.sh: Avoid matching source line number for
1829 use of global variable undef_int.
1831 2010-02-26 Doug Kwan <dougkwan@google.com>
1833 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1834 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1835 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1836 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1837 * options.cc (General_options::General_options): Initialize member
1839 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1840 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1841 and rm_no_fix_v4bx.stdout
1842 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1843 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1844 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1845 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1846 and arm_no_fix_v4bx.
1847 * Makefile.in: Regenerate.
1848 * testsuite/arm_fix_v4bx.s: New file.
1849 * testsuite/arm_fix_v4bx.sh: Ditto.
1851 2010-02-24 Doug Kwan <dougkwan@google.com>
1853 * arm.cc (Target_arm::got_section): Make the .got section the first
1854 non RELRO section in the data segment.
1855 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1856 suffixes of section names.
1858 2010-02-24 Doug Kwan <dougkwan@google.com>
1860 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1861 flags and attributes merging if an input file is a binary file.
1862 * fileread.cc (Input_file::open): Record format of original file.
1863 * fileread.h (Input_file::Format): New enum type.
1864 (Input_file::Input_file): Initialize data member format_.
1865 (Input_file::format): New method definition.
1866 (Input_file::format_):: New data member.
1868 2010-02-24 Doug Kwan <dougkwan@google.com>
1870 * arm.cc (Arm_output_data_got): New class.
1871 (ARM_TCB_SIZE): New constant
1872 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1873 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1874 If user uses a script with a SECTIONS clause, issue only a warning
1875 for a misplaced EXIDX input section. Otherwise, issue an error.
1876 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1878 (Target_arm::got_mode_index_entry): Handle static linking.
1879 (Target_arm::Scan::local): Ditto.
1880 (Target_arm::Scan::global): Ditto.
1881 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1882 all incorrectly implemented relocations.
1883 (Target_arm::fix_exidx_coverage): Pass layout to
1884 Arm_output_section::fix_exidx_coverage.
1885 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1886 from ".ARM.exidx." and ".ARM.extab.".
1888 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1890 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1891 section if it does not already exist.
1892 * attributes.cc (Attributes_section_data::Attributes_section_data):
1893 Don't crash if size is zero.
1895 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1896 Ian Lance Taylor <iant@google.com>
1898 * gold.cc (queue_middle_tasks): If no input files were opened,
1900 * workqueue.h (Task_function::Task_function): Assert that there is
1903 2010-02-22 Doug Kwan <dougkwan@google.com>
1905 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1906 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1907 types to avoid warnings due to different uint64_t implementations
1910 2010-02-21 Doug Kwan <dougkwan@google.com>
1912 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1913 handling of the maximum backward branch offset.
1914 (Arm_relocate_functions::thumb_branch_common): Ditto.
1915 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1916 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1917 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1918 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1919 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1920 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1921 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1922 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1923 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1924 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1925 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1926 thumb2_bl_out_of_range.o): New rules.
1927 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1928 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1929 thumb2_bl_out_of_range
1930 * testsuite/Makefile.in: Regenerate.
1931 * testsuite/arm_bl_in_range.s: New file.
1932 * testsuite/arm_bl_out_of_range.s: Ditto.
1933 * testsuite/arm_branch_in_range.sh: Ditto.
1934 * testsuite/arm_branch_range.t: Ditto.
1935 * testsuite/thumb2_branch_range.t: Ditto.
1936 * testsuite/thumb_bl_in_range.s: Ditto.
1937 * testsuite/thumb_bl_out_of_range.s: Ditto.
1938 * testsuite/thumb_branch_range.t: Ditto.
1940 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1942 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1943 Add reloc offset information.
1944 * icf.cc (get_section_contents): Change iterators to point to the new
1945 vectors. Add reloc offset information to the contents.
1946 * icf.h (Icf::Sections_reachable_info): New typedef.
1947 (Icf::Sections_reachable_list): New typedef.
1948 (Icf::Offset_info): New typedef.
1949 (Icf::Reloc_info): New struct typedef.
1950 (Icf::Reloc_info_list): New typedef.
1951 (Icf::symbol_reloc_list): Delete method.
1952 (Icf::addend_reloc_list): Delete method.
1953 (Icf::section_reloc_list): Delete method.
1954 (Icf::reloc_info_list): New method.
1955 (Icf::reloc_info_list_): New member.
1957 2010-02-19 Doug Kwan <dougkwan@google.com>
1959 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1960 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1961 * arm.cc (Arm_relocation_functions): New forward declaration.
1962 (Target_arm::Target_arm): Initialize new data members
1963 got_mod_index_offset_ and tls_base_symbol_defined_.
1964 (Target_arm::Relocate::relocate_tls): New method.
1965 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1966 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1968 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1969 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1970 (Target_arm::got_mod_index_offset_,
1971 Target_arm::tls_base_symbol_defined_): New data members.
1972 (Target_arm::Scan::local, Target::Scan::global,
1973 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1976 2010-02-18 Doug Kwan <dougkwan@google.com>
1978 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1979 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1980 text section as a parameter becuase some broken tools may not set
1981 the link in section header.
1982 (Target_arm::has_got_section): New method.
1983 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1984 without any mapping symbol as data only. Remove warning.
1985 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1986 link in its section header, try to discover the link by inspecting the
1987 REL31 relocation at the beginning of the section.
1988 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1990 (Target_arm::Scan::global): Treat any reference to the symbol
1991 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1993 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1995 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1996 (Scan::global_reloc_may_be_function_pointer): New function.
1997 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1998 (Scan::global_reloc_may_be_function_pointer): New function.
1999 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2000 (Scan::global_reloc_may_be_function_pointer): New function.
2001 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2002 (Scan::global_reloc_may_be_function_pointer): New function.
2003 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2004 (Scan::global_reloc_may_be_function_pointer): New function.
2005 (Scan::possible_function_pointer_reloc): New function.
2006 (Target_x86_64::can_check_for_function_pointers): New function.
2007 * gc.h (gc_process_relocs): Scan relocation types to determine if
2008 function pointers were taken for targets that support it.
2009 * icf.cc (Icf::find_identical_sections): Include functions for
2010 folding in safe ICF whose pointer is not taken.
2011 * icf.h (Secn_fptr_taken_set): New typedef.
2012 (fptr_section_id_): New member.
2013 (section_has_function_pointers): New function.
2014 (set_section_has_function_pointers): New function.
2015 (check_section_for_function_pointers): New function.
2016 * options.h: Fix comment for safe ICF option.
2017 * target.h (can_check_for_function_pointers): New function.
2018 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2019 Modify icf_safe_test for X86-64.
2020 * testsuite/Makefile.in: Regenerate.
2021 * testsuite/icf_safe_so_test.cc: New file.
2022 * testsuite/icf_safe_so_test.sh: New file.
2023 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2024 (main): Change to take pointer to function kept_func_3.
2025 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2026 folding is done correctly for X86-64.
2028 2010-02-12 David S. Miller <davem@davemloft.net>
2030 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2031 is_symbolless parameter.
2032 (Output_reloc<SHT_REL>::is_symbolless): New.
2033 (Output_reloc<SHT_REL>::is_symbolless_): New.
2034 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2035 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2036 (Output_reloc<SHT_RELA>::is_symbolless): New.
2037 (Output_data_reloc::add_global): Handle is_symbolless.
2038 (Output_data_reloc::add_global_relative): Likewise.
2039 (Output_data_reloc::add_local): Likewise.
2040 (Output_data_reloc::add_local_relative): Likewise.
2041 (Output_data_reloc::add_symbolless_global_addend): New.
2042 (Output_data_reloc::add_symbolless_local_addend): New.
2043 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2045 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2046 instead of ->is_relative_
2047 (Output_reloc::write): Likewise.
2048 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2049 (Output_reloc::write_rel): Simplify.
2051 * sparc.cc (Target_sparc::Scan::local): Use
2052 ->add_symbolless_local_addend as needed.
2053 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2054 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2055 based upon relocation offset.
2057 2010-02-11 Doug Kwan <dougkwan@google.com>
2059 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2060 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2061 beginning of function.
2062 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2063 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2064 parameter is_32bit in calls to should_apply_static_reloc.
2065 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2066 (check_DATA): Add arm_abs_global.stdout.
2067 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2068 arm_abs_global.stdout): New rules.
2069 (MOSTLLYCLEANFILES): Add arm_abs_global
2070 * Makefile.in: Regenerate.
2071 * testsuite/arm_abs_global.s: New file.
2072 * testsuite/arm_abs_global.sh: Ditto.
2073 * testsuite/arm_abs_lib.s: Ditto.
2075 2010-02-11 Ian Lance Taylor <iant@google.com>
2077 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2079 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2080 Allocate_commons_task first.
2081 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2082 task, rather than symtab_lock_.
2083 (Gc_process_relocs::~Gc_process_relocs): New function.
2084 (Gc_process_relocs::is_runnable): Check this_blocker_.
2085 (Gc_process_relocs::locks): Use next_blocker_ rather than
2087 (Scan_relocs::~Scan_relocs): New function.
2088 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2090 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2092 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2093 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2094 constructor accordingly.
2095 (class Gc_process_relocs): Likewise.
2096 (class Scan_relocs): Likewise.
2097 * common.h (class Allocate_commons_task): Remove symtab_lock_
2098 field, and corresponding constructor parameter.
2099 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2101 (Allocate_commons_task::locks): Likewise.
2103 2010-02-11 Ian Lance Taylor <iant@google.com>
2105 * gold-threads.h (class Once): Define.
2106 (class Initialize_lock): Rewrite as child of Once.
2107 * gold-threads.cc (class Once_initialize): Define.
2108 (once_pointer_control): New static variable.
2109 (once_pointer, once_arg): New static variables.
2110 (c_run_once): New static function.
2111 (Once::Once, Once::run_once, Once::internal_run): New functions.
2112 (class Initialize_lock_once): Remove.
2113 (initialize_lock_control): Remove.
2114 (initialize_lock_pointer): Remove.
2115 (initialize_lock_once): Remove.
2116 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2117 (Initialize_lock::initialize): Rewrite.
2118 (Initialize_lock::do_run_once): New function.
2119 * archive.cc (Archive::interpret_header): Only clear name if it is
2121 * fileread.cc: Include "gold-threads.h"
2122 (file_counts_lock): New static variable.
2123 (file_counts_initialize_lock): Likewise.
2124 (File_read::release): Only increment counts when using --stats.
2125 Use a lock around the increment.
2126 * parameters.cc (class Set_parameters_target_once): Define.
2127 (set_parameters_target_once): New static variable.
2128 (Parameters::Parameters): Move here from parameters.h.
2129 (Parameters::set_target): Rewrite.
2130 (Parameters::set_target_once): New function.
2131 (Parameters::clear_target): Move here and rewrite.
2132 * parameters.h (class Parameters): Update declarations. Add
2133 set_parameters_target_once_ field.
2134 (Parameters::Parameters): Move to parameters.cc.
2135 (Parameters::clear_target): Likewise.
2136 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2138 (Start_group::~Start_group): New function.
2139 (Start_group::is_runnable): New function.
2140 (Start_group::locks, Start_group::run): New functions.
2141 (Finish_group::run): Change saw_undefined to size_t.
2142 * readsyms.h (class Start_group): Define.
2143 (class Finish_group): Change saw_undefined_ field to size_t.
2144 (Finish_group::Finish_group): Remove saw_undefined and
2145 this_blocker parameters. Change all callers.
2146 (Finish_group::set_saw_undefined): New function.
2147 (Finish_group::set_blocker): New function.
2148 * symtab.h (class Symbol_table): Change saw_undefined to return
2149 size_t. Change saw_undefined_ field to size_t.
2150 * target-select.cc (Set_target_once::do_run_once): New function.
2151 (Target_selector::Target_selector): Initialize set_target_once_
2152 field. Don't initialize lock_ and initialize_lock_ fields.
2153 (Target_selector::instantiate_target): Rewrite.
2154 (Target_selector::set_target): New function.
2155 * target-select.h (class Set_target_once): Define.
2156 (class Target_selector): Update declarations. Make
2157 Set_target_once a friend. Remove lock_ and initialize_lock_
2158 fields. Add set_target_once_ field.
2160 2010-02-10 Ian Lance Taylor <iant@google.com>
2162 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2164 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2165 (queue_middle_tasks): Add all blockers before queueing any tasks.
2166 (queue_final_tasks): Likewise.
2167 * token.h (Task_token::add_blockers): New function.
2168 * object.h (Input_objects::number_of_relobjs): New function.
2170 2010-02-10 Ian Lance Taylor <iant@google.com>
2172 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2173 shared, not if not position independent.
2174 * x86_64.cc (Relocate::relocate_tls): Likewise.
2175 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2176 (tls_pie_pic_test): New target.
2177 * testsuite/Makefile.in: Rebuild.
2179 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2180 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2181 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2182 * testsuite/Makefile.in: Rebuild.
2184 2010-02-09 David S. Miller <davem@davemloft.net>
2186 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2187 R_SPARC_RELATIVE using ->add_local_relative().
2188 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2190 * output.h (Output_data_dynamic::add_section_size): New method
2191 that takes two Output_data objects.
2192 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2193 entry param. Handle it in initializers.
2194 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2195 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2196 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2198 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2199 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2200 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2201 for dynrel_includes_plt.
2202 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2203 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2204 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2206 (Target_sparc::do_finalize_sections): Update to pass true for
2207 dynrel_includes_plt.
2208 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2209 output before .rela.plt
2210 (Target_powerpc::do_finalize_sections): Update to pass true for
2211 dynrel_includes_plt when 32-bit.
2213 2010-02-08 Doug Kwan <dougkwan@google.com>
2215 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2217 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2218 Arm_relobj::scan_section_for_cortex_a8_stubs,
2219 Arm_relobj::do_relocation_section): Instead of calling
2220 Output_section::output_address, use faster
2221 Arm_relobj::simple_input_section_output_address.
2223 2010-02-08 David S. Miller <davem@davemloft.net>
2225 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2226 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2227 relocation helper function.
2229 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2230 just like R_SPARC_GOT{10,13,22}.
2231 (Target_sparc::Scan::local): Likewise.
2232 (Target_sparc::Relocate:relocate): Likewise.
2234 2010-02-06 Ian Lance Taylor <iant@google.com>
2236 * configure.ac: Rewrite targetobjs duplicate removal code to use
2237 only shell constructs.
2238 * configure: Rebuild.
2240 2010-02-05 Doug Kwan <dougkwan@google.com>
2243 * arm.cc (Arm_relobj::section_is_scannable): New method.
2244 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2245 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2247 2010-02-04 Doug Kwan <dougkwan@google.com>
2250 * arm-reloc-property.cc (cstdio): Include.
2251 * configure.ac (targetobjs): Remove duplicates.
2252 * configure: Regenerate.
2253 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2254 big and little endian version for a given address size.
2256 2010-02-03 Doug Kwan <dougkwan@google.com>
2258 * arm-reloc-property.cc
2259 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2261 * arm-reloc-property.h
2262 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2263 New method definition.
2264 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2266 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2268 (GOT_PREL): Change implemented to Y.
2269 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2270 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2271 (Arm_relocate_functions::movw_abs_nc): Remove method.
2272 (Arm_relocate_functions::movt_abs): Ditto.
2273 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2274 (Arm_relocate_functions::thm_movt_abs): Ditto.
2275 (Arm_relocate_functions::movw_rel_nc): Ditto.
2276 (Arm_relocate_functions::movw_rel): Ditto.
2277 (Arm_relocate_functions::movt_rel): Ditto.
2278 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2279 (Arm_relocate_functions:thm_movw_rel): Ditto.
2280 (Arm_relocate_functions:thm_movt_rel): Ditto.
2281 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2282 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2283 New method definitions.
2284 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2285 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2286 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2287 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2288 (Target_arm::Relocate::relocate): Check for non-static or
2289 unimplemented relocation code and exit early. Change calls to
2290 Target_arm::reloc_uses_thumb_bit and
2291 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2292 instead. Refactor code to handle similar relocations to increase
2293 code sharing. Remove check for unsupported relocation code in switch
2295 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2296 relocation property table to find out size. Change error message to
2297 print out the name of a relocation code instead of the numeric value.
2298 (Target_arm::scan_reloc_for_stub): Use relocation property table
2299 instead of calling Target_arm::reloc_uses_thumb_bit().
2301 2010-02-02 Doug Kwan <dougkwan@google.com>
2303 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2304 types of relaxed input section.
2306 2010-02-02 Doug Kwan <dougkwan@google.com>
2308 * Makefile.am (HFILES): Add arm-reloc-property.h.
2310 (TARGETSOURCES): Add arm-reloc-property.cc
2311 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2312 (libgold_a_SOURCES): $(DEFFILES)
2313 * Makefile.in: Regenerate.
2314 * arm-reloc-property.cc: New file.
2315 * arm-reloc-property.h: New file.
2316 * arm-reloc.def: New file.
2317 * arm.cc: Update comments.
2318 (arm-reloc-property.h): New included header.
2319 (arm_reloc_property_table): New global variable.
2320 (Target_arm::do_select_as_default_target): New method definition.
2321 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2322 arm-reloc-property to targ_extra_obj.
2323 * parameters.cc (set_parameters_target): Call
2324 Target::select_as_default_target().
2325 * target.h (Target::select_as_default_target): New method definition.
2326 (Target::do_select_as_default_target): Same.
2328 2010-02-01 Doug Kwan <dougkwan@google.com>
2330 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2331 first_output_text_section_.
2332 (Arm_exidx_fixup::first_output_text_section): New method definition.
2333 (Arm_exidx_fixup::first_output_text_section_): New data member.
2334 (Arm_exidx_fixup::process_exidx_section): Record the first text
2335 output section seen.
2336 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2337 and entsize in output section header.
2339 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2341 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2342 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2343 (Arm_relocate_functions::thm_alu11): New Method.
2344 (Arm_relocate_functions::thm_pc8): New Method.
2345 (Arm_relocate_functions::thm_pc12): New Method.
2346 (Target_arm::Scan::local): Handle the relocations.
2347 (Target_arm::Scan::global): Likewise.
2348 (Target_arm::Relocate::relocate): Likewise.
2349 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2351 2010-01-29 Doug Kwan <dougkwan@google.com>
2353 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2354 of relocation types as ld.
2356 2010-01-29 Doug Kwan <dougkwan@google.com>
2358 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2360 (Arm_relocate_functions::thumb_branch_common): Ditto.
2361 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2362 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2363 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2364 Arm_relocate_functions::jump24): Remove.
2365 (Target_arm::Relocate::relocate): Adjust code to call
2366 Arm_relocation_functions::arm_branch_common and
2367 Arm_relocation_functions::thumb_branch_common instead of their removed
2368 wrappers. Merge switch-cases together to reduce source code size.
2370 2010-01-29 Doug Kwan <dougkwan@google.com>
2372 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2373 output_local_symbol_count_needs_update_.
2374 (Arm_relobj::output_local_symbol_count_needs_update,
2375 Arm_relobj::set_output_local_symbol_count_needs_update,
2376 Arm_relobj::update_output_local_symbol_count): New methods.
2377 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2379 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2380 of pointed function as in a R_ARM_PREL31 relocation.
2381 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2382 for output local symbol count updating.
2383 (Target_arm::do_relax): Update output local symbol counts in objects
2385 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2387 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2389 * arm.cc: Added support for the ARM relocations:
2390 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2391 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2392 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2394 (Arm_relocate_functions::movw_rel): New method.
2395 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2396 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2398 (Arm_relocate_functions::thm_movw_rel): New method.
2399 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2401 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2403 (Target_arm::Scan::global): Likewise.
2404 (Target_arm::Relocate::relocate): Likewise.
2405 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2408 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2410 * arm.cc: Added support for ARM group relocations.
2411 (Target_arm::reloc_needs_sym_origin): New method.
2412 (Arm_relocate_functions::calc_grp_kn): New method.
2413 (Arm_relocate_functions::calc_grp_residual): New method.
2414 (Arm_relocate_functions::calc_grp_gn): New method.
2415 (Arm_relocate_functions::arm_grp_alu): New Method.
2416 (Arm_relocate_functions::arm_grp_ldr): New Method.
2417 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2418 (Arm_relocate_functions::arm_grp_ldc): New Method.
2419 (Target_arm::Scan::local): Handle the ARM group relocations.
2420 (Target_arm::Scan::global): Likewise.
2421 (Target_arm::Relocate::relocate): Likewise.
2422 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2425 2010-01-26 Doug Kwan <dougkwan@google.com>
2427 * arm.cc (set): Include.
2428 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2430 (Arm_output_section::Text_section_list): New type.
2431 (Arm_output_section::append_text_sections_to_list): New method.
2432 (Arm_output_section::fix_exidx_coverage): Ditto.
2433 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2434 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2435 Relobj::set_section_offset() instead of
2436 Sized_relobj::invalidate_section_offset().
2437 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2438 parameter for section headers. Ignore relocation sections for
2439 unallocated sections and EXIDX sections.
2440 (Target_arm::fix_exidx_coverage): New method.
2441 (Target_arm::output_section_address_less_than): New type.
2442 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2443 linked text section instead of the EXIDX section.
2444 (Arm_output_section::create_stub_group): Add an assertion to check
2445 that this is not an EXIDX output section.
2446 (Arm_output_section::append_text_sections_to_list): New method.
2447 (Arm_output_section::fix_exidx_coverage): Ditto.
2448 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2449 Arm_relobj::section_needs_reloc_stub_scanning.
2450 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2452 (Target_arm::fix_exidx_coverage): New method.
2453 * object.h (Relobj::set_output_section): New method.
2454 (Sized_relobj::invalidate_section_offset): Remove method.
2455 (Sized_relobj::do_invalidate_section_offset): Remove method.
2456 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2458 2010-01-25 Doug Kwan <dougkwan@google.com>
2460 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2461 Fix warning due to signed and unsigned comparison on a 32-bit host.
2463 2010-01-22 Doug Kwan <dougkwan@google.com>
2465 * arm.cc (Target_arm::do_relax): Record an output section for section
2466 offset adjustment it contains any stub table that has changed.
2467 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2468 offsets in an output section if necessary.
2469 * output.cc (Output_section::Output_section): Initialize
2470 section_offsets_need_adjustments_.
2471 (Output_section::add_input_section_for_script): Renamed to
2472 Output_section::add_simple_input_section.
2473 (Output_section::save_states): Add a comment.
2474 (Output_section::discard_states): New method defintion.
2475 (Output_section::adjust_section_offsets): Same.
2476 * output.h (Output_section::add_input_section_for_script): Renamed to
2477 Output_section::add_simple_input_section.
2478 (Output_section::discard_states): New method declaration.
2479 (Output_section::adjust_section_offsets): Same.
2480 (Output_section::section_offsets_need_adjustment,
2481 Output_section::set_section_offsets_need_adjustment): New method
2483 (Output_section::section_offsets_need_adjustment_): New data member.
2484 * script-sections.cc
2485 (Output_section_element_input::set_section_address): Adjust code for
2486 renaming of Output_section::add_input_section_for_script.
2487 (Orphan_output_section::set_section_address): Same.
2489 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2491 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2492 Fix_v4bx enum values .
2493 * gold/options.h (General_options): New option definitions.
2494 (General_options::fix_v4bx): New method.
2495 (General_options::Fix_v4bx): New enum.
2496 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2497 (General_options::parse_fix_v4bx_interworking): New method.
2499 2010-01-22 Doug Kwan <dougkwan@google.com>
2501 * arm.cc (Arm_exidx_fixup): New class.
2503 2010-01-21 Doug Kwan <dougkwan@google.com>
2505 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2507 (Arm_exidx_section_offset_map): New type.
2509 2010-01-21 Doug Kwan <dougkwan@google.com>
2511 * arm.cc (Arm_exidx_input_section): New class.
2512 (Arm_relobj::exidx_input_section_by_link,
2513 Arm_relobj::exidx_input_section_by_shndx,
2514 Arm_relobj::make_exidx_input_section): New methods.
2515 (read_arm_attributes_section): Remove.
2516 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2517 information about them.
2518 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2521 2010-01-20 Doug Kwan <dougkwan@google.com>
2523 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2524 Input_section_specifier to Section_id.
2525 (Target_arm::new_arm_input_section: Adjust code for change of key
2527 (Target_arm::find_arm_input_section): Ditto.
2528 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2529 (Section_id): Remove.
2530 (Garbage_collection::Section_id_hash): Remove.
2531 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2532 (Section_id): Remove.
2533 (Icf::Section_id_hash): Remove.
2534 * object.h (Section_id, Const_section_id, Section_id_hash,
2535 Const_section_id_hash): New type definitions.
2536 * output.cc (Output_section::add_relaxed_input_section): Change to
2537 use Const_section_id instead of Input_section_specifier as key type.
2538 (Output_section::add_merge_input_section): Ditto.
2539 (Output_section::build_relaxation_map): Change to use Section_id
2540 instead of Input_section_specifier as key type.
2541 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2543 (Output_section::convert_input_sections_to_relaxed_sections): Change
2544 to use Const_section_id instead of Input_section_specifier as key type.
2545 (Output_section::find_merge_section): Ditto.
2546 (Output_section::find_relaxed_input_section): Ditto.
2547 * output.h (Input_section_specifier): Remove class.
2548 (Output_section::Output_section_data_by_input_section_map): Change
2549 key type to Const_section_id.
2550 (Output_section::Output_relaxed_input_section_by_input_section_map):
2552 (Output_section::Relaxation_map): Change key type to Section_id.
2554 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2556 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2557 (class Arm_v4bx_stub): New class.
2558 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2559 (Stub_factory::make_arm_v4bx_stub): New method.
2560 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2561 (Stub_table::empty): Handle v4bx stubs.
2562 (Stub_table::add_arm_v4bx_stub): New method.
2563 (Stub_table::find_arm_v4bx_stub): New method.
2564 (Arm_relocate_functions::v4bx): New method.
2565 (Target_arm::fix_v4bx): New method.
2566 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2567 (Stub_table::relocate_stubs): Likewise.
2568 (Stub_table::do_write): Likewise.
2569 (Stub_table::update_data_size_and_addralign): Likewise.
2570 (Stub_table::finalize_stubs): Likewise.
2571 (Target_arm::Scan::local): Likewise.
2572 (Target_arm::Scan::global): Likewise.
2573 (Target_arm::do_finalize_sections): Likewise.
2574 (Target_arm::Relocate::relocate): Likewise.
2575 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2577 (Target_arm::scan_reloc_for_stub): Likewise.
2578 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2580 2010-01-19 Ian Lance Taylor <iant@google.com>
2582 * output.cc (Output_section_headers::do_sized_write): Write large
2583 segment count to sh_info field.
2584 (Output_file_header::do_sized_write): For large segment count,
2585 write PN_XNUM to e_phnum field.
2587 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2589 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2590 (Arm_relocate_functions::thm_jump8): New function.
2591 (Arm_relocate_functions::thm_jump11): New function.
2592 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2594 (Target_arm::Scan::global): Likewise.
2595 (Target_arm::Relocate::relocate): Likewise.
2596 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2599 2010-01-14 Doug Kwan <dougkwan@google.com>
2601 * arm.cc (map, utility): Include headers.
2602 (Target_arm::apply_cortex_a8_workaround): New method.
2603 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2604 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2605 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2606 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2607 the --[no-]fix-cortex-a8 command line options.
2608 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2609 (Target_arm::relocate_stub): Use addend in instruction template.
2610 * options.h (DEFINE_bool): Set the user-set flag.
2611 (General_options): Add --[no-]-fix-cortex options.
2612 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2613 : Update fast look-up map after conversion.
2615 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2617 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2618 in the first pass of do_layout.
2620 2010-01-13 Doug Kwan <dougkwan@google.com>
2622 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2623 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2624 apparent compiler problem of not folding static constant integral
2625 data members of elfcpp::Elf_sizes<32>.
2627 2010-01-13 Doug Kwan <dougkwan@google.com>
2629 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2630 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2631 Arm_relobj::scan_section_for_cortex_a8_erratum,
2632 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2633 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2634 sections to scan for relocation stubs into a new method
2635 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2636 relocation and Cortex-A8 stub scanning.
2637 (Target_arm::do_relax): Force stubs to be after stubbed sections
2638 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2639 the beginning of a new relaxation pass. Update a comment.
2640 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2642 2010-01-12 Ian Lance Taylor <iant@google.com>
2644 * target-reloc.h (visibility_error): New inline function.
2645 (relocate_section): Call visibility_error.
2646 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2647 (MOSTLYCLEANFILES): Likewise.
2648 (protected_4_pic.o, protected_3.err): New targets.
2649 * testsuite/protected_4.cc: New file.
2651 2010-01-12 Doug Kwan <dougkwan@google.com>
2653 * arm.cc (Cortex_a8_reloc): New class.
2654 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2655 and cortex_a8_relocs_info_.
2656 (Target_arm::fix_cortex_a8): New method definition.
2657 (Target_arm::Cortex_a8_relocs_info): New type.
2658 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2659 New data member declarations.
2660 (Target_arm::scan_reloc_for_stub): Record information about
2661 relocations for THUMB branches that might be exempted from the
2662 Cortex-A8 workaround.
2663 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2664 at the beginning of a relaxation pass.
2666 2010-01-12 Doug Kwan <dougkwan@google.com>
2668 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2669 (Arm_relobj::Mapping_symbol_position,
2670 Arm_reloj::Mapping_symbol_position_less,
2671 Arm_relobj::Mapping_symbols_info): New types.
2672 (Target_arm::is_mapping_symbol_name): New method definition.
2673 (Arm_relobj::do_count_local_symbols): Save information about mapping
2676 2010-01-11 Doug Kwan <dougkwan@google.com>
2678 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2679 Arm_relocate_functions::thumb32_branch_upper,
2680 Arm_relocate_functions::thumb32_branch_lower,
2681 Arm_relocate_functions::thumb32_cond_branch_offset,
2682 Arm_relocate_functions::thumb32_cond_branch_upper,
2683 Arm_relocate_functions::thumb32_cond_branch_lower,
2684 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2685 branch offset encoding.
2686 (Arm_relocate_functions::thumb_branch_common): Use new branch
2687 offset encoding methods to avoid code duplication.
2688 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2689 (Stub_addend_reader::operator()): Use new branch encoding method
2690 to avoid code duplication.
2692 2010-01-11 Doug Kwan <dougkwan@google.com>
2694 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2695 (Target_arm::do_finalize_sections): Define special EXIDX section
2696 symbols only if referenced.
2697 * gc.h (Garbage_collection::add_reference): New method.
2698 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2701 2010-01-11 Ian Lance Taylor <iant@google.com>
2703 * script.cc (Version_script_info::build_expression_list_lookup):
2704 Change complaing about duplicate wildcard match from error to
2707 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2709 (Version_script_info::Version_script_info): Initialize globs_,
2710 default_version_, default_is_global_, and exact_. Don't
2711 initialize globals_ or locals_.
2712 (Version_script_info::build_lookup_tables): Build local symbols
2714 (Version_script_info::unquote): New function.
2715 (Version_script_info::add_exact_match): New function.
2716 (Version_script_info::build_expression_list_lookup): Remove lookup
2717 parameter. Add is_global parameter. Change all callers. Handle
2718 wildcard pattern specially. Unquote pattern. Call
2720 (Version_script_info::get_name_to_match): New function.
2721 (Version_script_info::get_symbol_version): New function.
2722 (Version_script_info::get_symbol_version_helper): Remove.
2723 (Version_script_info::check_unmatched_names): Call unquote.
2724 * script.h (class Version_script_info): Change get_symbol_version
2725 to be non-inline and add is_global parameter; change all callers.
2726 Rewrite symbol_is_local. Update declarations. Define struct
2727 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2728 Remove globals_ and locals_ members. Add exact_, globs_,
2729 default_version_, is_global_.
2730 (Version_script_info::Glob): Remove pattern, add expression and
2731 is_global. Update constructor. Change all callers.
2732 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2734 (Versions::symbol_section_contents): If a symbol is undefined, or
2735 defined in a dynamic object, set the version index to
2737 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2739 (Symbol_table::add_from_pluginobj): Likewise.
2740 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2742 2010-01-11 Doug Kwan <dougkwan@google.com>
2744 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2745 (incremental_dump_LDADD): Add linking option for libintl.
2746 * Makefile.in: Regenerate.
2748 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2751 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2753 * testsuite/Makefile.in: Regenerated.
2755 2010-01-10 Doug Kwan <dougkwan@google.com>
2757 * options.h (DEFINE_var): Use parentheses around argument varname__
2758 in macro body to avoid any unintended subsequent substitutions.
2760 2010-01-10 Ian Lance Taylor <iant@google.com>
2762 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2763 candidates before doing symbol resolution.
2765 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2766 ODR candidates if only one is weak.
2768 2010-01-08 Ian Lance Taylor <iant@google.com>
2770 * script.cc (Version_script_info::build_expression_list_lookup):
2771 Don't warn about ambiguous version, just record the ambiguity.
2772 (Version_script_info::get_symbol_version_helper): Give error if
2773 version is ambiguous.
2775 2010-01-08 Doug Kwan <dougkwan@google.com>
2777 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2778 prev_data_size_ and prev_addralign_. Remove initializer for
2779 deleted data member has_been_changed_.
2780 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2781 to determine if the table is empty.
2782 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2784 (Stub_table::add_reloc_stub): Define method in class definition
2785 instead of just declaring it there.
2786 (Stub_table::add_cortex_a8_stub): New method definition.
2787 (Stub_table::update_data_size_and_addralign): Ditto.
2788 (Stub_table::finalize_stubs): Ditto.
2789 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2790 (Stub_table::do_addralign_): Return address alignment in the
2791 (Stub_table::do_reset_address_and_file_offset): Define method in
2792 class definition instead of declaring it there. Set current data
2793 size to be the data size of the previous pass.
2794 (Stub_table::set_final_data_size): Use current data size as the
2796 (Stub_table::relocate_stub): Change parameter type of stub from
2797 Reloc_stub pointer to Stub pointer.
2798 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2799 (Stub_table::Cortex_a8_stub_list): New typedef.
2800 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2801 Stub_table::prev_addralign_): New data member.
2802 (Arm_relobj::Arm_relobj): Initialize data member
2803 section_has_cortex_a8_workaround_.
2804 (Arm_relobj::section_has_cortex_a8_workaround,
2805 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2807 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2809 (Target_arm::relocate_stub): Change parameter type of stub from
2810 Reloc_stub pointer to Stub pointer.
2811 (Insn_template::size, Insn_template::alignment): Handle
2812 THUMB16_SPECIAL_TYPE.
2813 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2814 Stub_table::update_data_size_and_addralign,
2815 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2817 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2818 (Stub_table::do_write): Ditto.
2819 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2821 2010-01-08 Ian Lance Taylor <iant@google.com>
2824 * symtab.h (class Symbol): Remove fields is_target_special_ and
2825 has_plt_offset_. Add field is_defined_in_discarded_section_.
2826 (Symbol::is_defined_in_discarded_section): New function.
2827 (Symbol::set_is_defined_in_discarded_section): New function.
2828 (Symbol::has_plt_offset): Rewrite.
2829 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2830 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2831 Don't initialize is_target_special_ or has_plt_offset_.
2832 Initialize is_defined_in_discarded_section_.
2833 (Symbol_table::add_from_relobj): If appropriate, set
2834 is_defined_in_discarded_section.
2835 * resolve.cc (Symbol::override_base_with_special): Don't test
2836 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2837 * target-reloc.h (relocate_section): Do special handling for
2838 symbols defined in discarded sections for global symbols as well
2841 2010-01-08 Ian Lance Taylor <iant@google.com>
2843 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2844 the SHT_SYMTAB case.
2846 2010-01-08 Ian Lance Taylor <iant@google.com>
2848 * object.cc (Sized_relobj::do_layout): Don't get confused if
2849 layout_eh_frame returns NULL.
2851 2010-01-08 Ian Lance Taylor <iant@google.com>
2854 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2855 dynamic symbol table, use the normal symbol table.
2856 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2859 2010-01-08 Ian Lance Taylor <iant@google.com>
2862 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2865 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2867 * version.cc (print_version): Change to "Copyright 2010".
2869 2010-01-08 Ian Lance Taylor <iant@google.com>
2873 * i386.cc (class Target_i386): Change return type of plt_section
2875 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2876 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2877 tls_desc_rel_ field.
2878 (Output_data_plt_i386::rel_tls_desc): New function.
2879 (Target_i386::rel_tls_desc_section): New function.
2880 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2881 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2882 R_386_TLS_DESC reloc in rel_tls_desc_section.
2883 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2884 Define struct Tlsdesc_info.
2885 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2886 (Target_x86_64::do_reloc_symbol_index): New function.
2887 (Target_x86_64::add_tlsdesc_info): New function.
2888 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2889 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2891 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2893 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2894 (Target_x86_64::rela_tlsdesc_section): New function.
2895 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2897 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2898 (Target_x86_64::do_reloc_addend): New function.
2899 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2900 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2901 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2902 (Output_reloc::type): New function.
2903 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2904 (Output_reloc::is_target_specific): New function.
2905 (Output_reloc::target_arg): New function.
2906 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2907 absolute relocs and target specific relocs.
2908 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2909 add_target_specific.
2910 (class Output_data_reloc) [SHT_RELA]: Likewise.
2911 * output.cc (Output_reloc::Output_reloc): Add four new versions
2912 for absolute relocs and target specific relocs.
2913 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2914 (Output_reloc::get_symbol_index): Likewise.
2915 (Output_reloc::local_section_offset): Check that local_sym_index_
2916 is not TARGET_CODE or 0.
2917 (Output_reloc::symbol_value): Likewise.
2918 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2920 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2921 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2923 * layout.cc (add_target_dynamic_tags): Use output section for
2924 DT_PLTRELSZ and DT_JMPREL.
2926 2010-01-07 Ian Lance Taylor <iant@google.com>
2929 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2931 (class Output_data_reloc_generic): Define.
2932 (class Output_data_reloc_base): Change base class to
2933 Output_data_reloc_generic. Change add() method to call
2934 bump_relative_reloc_count for a relative reloc. Remove
2936 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2938 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2939 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2941 * layout.h (class Layout): Update declaration.
2943 2010-01-07 Ian Lance Taylor <iant@google.com>
2945 * output.h (class Output_data): Add const version of
2946 output_section and do_output_section.
2947 (class Output_section_data): Add const version of
2949 (class Output_section): Likewise.
2950 * layout.cc (Layout::add_target_dynamic_tags): New function.
2951 * layout.h (class Layout): Update declarations.
2952 * arm.cc (Target_arm::do_finalize_sections): Use
2953 add_target_dynamic_tags.
2954 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2955 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2956 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2957 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2959 2010-01-07 Ian Lance Taylor <iant@google.com>
2962 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2965 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2966 Ian Lance Taylor <iant@google.com>
2969 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2970 Xindex::read_symtab_xindex.
2972 2010-01-07 Doug Kwan <dougkwan@google.com>
2974 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2975 (Insn_template::thumb16_bcond_insn): New method declaration.
2976 (Insn_template): Fix spelling.
2977 (Stub::thumb16_special): New method declaration.
2978 (Stub::do_write): Define virtual method which was previously pure
2980 (Stub::do_thumb16_special): New method declaration.
2981 (Stub::do_fixed_endian_write): New template member.
2982 (Reloc_stub::do_write): Remove.
2983 (Reloc_stub::do_fixed_endian_write): Remove.
2984 (Cortex_a8_stub): New class definition.
2985 (Stub_factory::make_cortex_a8_stub): New method definition.
2986 (Stub_factory::Stub_factory): Add missing static storage class
2987 qualifier for elf32_arm_stub_a8_veneer_blx.
2989 2010-01-07 Ian Lance Taylor <iant@google.com>
2992 * options.h (class General_options): Add --warn-unresolved-symbols
2993 and --error-unresolved-symbols.
2994 * errors.cc (Errors::undefined_symbol): Implement
2995 --warn-unresolved-symbols.
2997 * options.h (class General_options): Add -z text and -z textoff.
2998 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3000 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3002 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3003 (Garbage_collection::cident_sections): New function.
3004 (Garbage_collection::add_cident_section): New function.
3005 (Garbage_collection::cident_sections_): New member.
3006 (gc_process_relocs): Add references to sections whose names are C
3008 * gold.h (cident_section_start_prefix): New constant.
3009 (cident_section_stop_prefix): New constant.
3010 (is_cident): New function.
3011 * layout.cc (Layout::define_section_symbols): Replace string constants
3012 with the newly defined constants.
3013 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3015 * testsuite/Makefile.am: Add gc_orphan_section_test.
3016 * testsuite/Makefile.in: Regenerate.
3017 * testsuite/gc_orphan_section_test.cc: New file.
3018 * testsuite/gc_orphan_section_test.sh: New file.
3020 2010-01-06 Ian Lance Taylor <iant@google.com>
3023 * options.h (class General_options): Add --warn-shared-textrel.
3024 * layout.cc (Layout::finish_dynamic_section): Implement
3025 --warn-shared-textrel.
3028 * options.h (class General_options): Add --warn-multiple-gp.
3030 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3032 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3033 $(THREADSLIB) and $(LIBDL).
3034 * Makefile.in: Rebuild.
3036 2010-01-06 Ian Lance Taylor <iant@google.com>
3039 * options.cc (General_options::parse_section_start): New function.
3040 (General_options::section_start): New function.
3041 (General_options::General_options): Initialize all members.
3042 * options.h: Include <map>
3043 (class General_options): Add --section-start. Add section_starts_
3045 * layout.cc (Layout::attach_allocated_section_to_segment): If
3046 --section-start was used, set the address of the segment. Remove
3047 local sort_sections.
3048 (Layout::relaxation_loop_body): If the address of the load segment
3049 has been set by --section-start, don't use it.
3050 * output.h (Output_segment::update_flags_for_output_section): New
3052 * output.cc (Output_segment::add_output_section): Call
3053 update_flags_for_output_section.
3055 2010-01-05 Ian Lance Taylor <iant@google.com>
3058 * options.h (class General_options): Add --undefined-version.
3059 * script.cc (struct Version_expression): Add was_matched_by_symbol
3061 (Version_script_info::matched_symbol): New function.
3062 (Version_script_info::get_symbol_version_helper): Call
3064 (Version_script_info::check_unmatched_names): New function.
3065 * script.h (class Version_script_info): Update declarations.
3066 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3068 * options.h (class General_options): Use DEFINE_bool_alias for
3069 allow_multiple_definition.
3070 * resolve.cc (Symbol_table::should_override): Don't test
3071 allow_multiple_definition.
3074 * options.h (class General_options): Add --cref.
3075 * main.cc (main): Print cref table if --cref. Don't close mapfile
3076 until after printing cref table.
3077 * cref.cc: Include "symtab.h".
3078 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3079 (Cref_table_compare::operator()): New function.
3080 (Cref_inputs::gather_cref): New function.
3081 (filecol): New static const.
3082 (Cref_inputs::print_cref): New function.
3083 (Cref::print_cref): New function.
3084 * cref.h: Include <cstdio>.
3085 (class Cref): Update declarations.
3086 * mapfile.h (Mapfile::file): New function.
3087 * object.h (class Object): Define Symbols. Declare virtual
3088 do_get_global_symbols.
3089 (Object::get_global_symbols): New function.
3090 * object.cc (Input_objects::add_object): Pass object to cref_ if
3092 (Input_objects::archive_start): Likewise.
3093 (Input_objects::archive_stop): Likewise.
3094 (Input_objects::print_cref): New function.
3095 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3096 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3098 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3100 * plugin.h (class Sized_pluginobj): Update declarations.
3102 2010-01-05 Ian Lance Taylor <iant@google.com>
3104 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3105 to is_default_version. Rename insdef to insdefault.
3106 (Symbol_table::add_from_relobj): Rename def to is_default_version
3107 and local to is_forced_local.
3108 (Symbol_table::add_from_pluginobj): Likewise.
3109 (Symbol_table::add_from_dynobj): Likewise.
3110 (Symbol_table::define_special_symbol): Rename insdef to
3113 2010-01-04 Ian Lance Taylor <iant@google.com>
3116 * options.h (class General_options): Add
3117 --allow-multiple-definition and -z muldefs.
3118 * resolve.cc (Symbol_table::should_override): Don't warn about a
3119 multiple symbol definition if --allow-multiple-definition or -z
3123 * options.h (class General_options): Add --add-needed and
3124 --copy-dt-needed-entries. Tweak --as-needed help entry.
3125 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3126 error if --copy-dt-needed-entries aka --add-needed is used and
3127 would cause a change in behaviour.
3130 * options.h (class General_options): Add -G as a short version of
3131 --shared. Add no-op options -assert, -g, and -i.
3133 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3135 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3136 check for .text or .gnu.linkonce.t sections.
3137 * icf.cc (Icf::find_identical_sections): Ditto.
3138 Change the detection for mangled function name within the section
3140 * icf.h (is_section_foldable_candidate): New function.
3142 2009-12-30 Ian Lance Taylor <iant@google.com>
3145 * options.h (class General_options): Permit two dashes with
3146 --retain-symbols-file.
3148 2009-12-30 Ian Lance Taylor <iant@google.com>
3151 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3152 don't put the file header and segment headers in the text
3156 * common.cc (Sort_commons::operator()): Stabilize sort when both
3158 (Symbol_table::do_allocate_commons_list): When allocating common
3159 symbols, skip a symbol which is no longer common.
3160 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3161 an object before checking its type.
3162 * testsuite/common_test_2.c: New file.
3163 * testsuite/common_test_3.c: New file.
3164 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3165 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3166 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3167 (common_test_2_pic.o, common_test_2.so): New targets.
3168 (common_test_3_pic.o, common_test_3.so): New targets.
3169 * testsuite/Makefile.in: Rebuild.
3172 * script.cc (read_input_script): If we see a new SECTIONS clause,
3173 and we have added an input section, give an error.
3174 * layout.h (class Layout): Add have_added_input_section function.
3175 Add have_added_input_section_ field.
3176 * layout.cc (Layout::Layout): Initialize
3177 have_added_input_section_.
3178 (Layout::layout): Set have_added_input_section_.
3179 (Layout::layout_eh_frame): Likewise.
3181 2009-12-30 Ian Lance Taylor <iant@google.com>
3184 * options.h (class General_options): Add --sort-common option.
3185 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3186 * common.cc (Sort_common): Add sort_order parameter to
3187 constructor. Add sort_order_ field.
3188 (Sort_commons::operator): Check sort_order_.
3189 (Symbol_table::allocate_commons): Determine the sort order.
3190 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3192 (Symbol_table::do_allocate_commons_list): Likewise.
3194 2009-12-30 Ian Lance Taylor <iant@google.com>
3197 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3198 symbols from this object, don't change the visibility of an
3200 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3202 2009-12-30 Ian Lance Taylor <iant@google.com>
3205 * script.h (class Version_script_info): Define Language enum.
3206 Update declarations. Define Glob, Exact, and Lookup types. Add
3207 new fields globals_, locals_, and is_finalized_.
3208 * script.cc: Various formatting fixes.
3209 (class Parser_closure): Change language_stack_ from a vector of
3210 std::string to one of Version_script_info::Language. Adjust all
3212 (class Lazy_demangler): Remove.
3213 (struct Version_expression): Change language from std::string to
3214 Version_script_info::Language.
3215 (Version_script_info::Version_script_info): New function.
3216 (Version_script_info::~Version_script_info): Don't call clear.
3217 (Version_script_info::finalize): New function.
3218 (Version_script_info::build_lookup_tables): New function.
3219 (Version_script_info::build_expression_list_lookup): New
3221 (Version_script_info::get_symbol_version_helper): Rewrite to use
3223 (Version_script_info::print_expression_list): Adjust to use
3224 Version_script_info::Language.
3225 (script_push_lex_into_version_mode): Check that the version script
3226 has not been finalized.
3227 (version_script_push_lang): Change language string to
3228 Version_script_info::Language.
3229 * options.cc (Command_line::version_script): New function.
3230 * options.h (class General_options): Add finalize_dynamic_list
3231 function. Change version_script from declaration to definition.
3232 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3233 * testsuite/version_script.map: Remove duplicate def of foo.
3234 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3236 * testsuite/Makefile.in: Rebuild.
3238 2009-12-30 Ian Lance Taylor <iant@google.com>
3241 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3242 if the input symbol index is 0, make the output symbol index 0.
3244 2009-12-30 Ian Lance Taylor <iant@google.com>
3247 * options.h (class General_options): Add -x/--discard-all.
3248 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3249 --discard-all. If the local symbol needs a dynamic entry, check
3250 that before handling --discard-locals.
3252 2009-12-30 Ian Lance Taylor <iant@google.com>
3255 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3257 (Output_segment::add_output_section): Don't change the flags if
3261 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3262 GNU hash table if they need a dynamic value. Otherwise, don't add
3263 them if they are defined in a dynamic object or are forced local.
3265 2009-12-29 Ian Lance Taylor <iant@google.com>
3268 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3269 .gnu.hash table for a 32-bit target.
3272 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3273 regular and a dynamic object only needs a dynamic symbol table
3274 entry if it is externally visible.
3277 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3278 constructor. Add global_offset_table_ field.
3279 (Target_i386::got_section): Set global_offset_table_.
3280 (Target_i386::do_finalize_sections): Set global_offset_table_
3282 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3283 in constructor. Add global_offset_table_ field.
3284 (Target_x86_64::got_section): Set global_offset_table_.
3285 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3288 * layout.cc (Layout::Layout): Initialize increase_relro_.
3289 (Layout::get_output_section): Add is_relro, is_last_relro, and
3290 is_first_non_relro parameters. Change all callers.
3291 (Layout::choose_output_section): Likewise.
3292 (Layout::add_output_section_data): Likewise.
3293 (Layout::make_output_section): Likewise.
3294 (Layout::set_segment_offsets): Clear increase_relro when using a
3296 * layout.h (class Layout): Add increase_relro method. Add
3297 increase_relro_ field. Update declarations.
3298 * output.cc (Output_section::Output_section): Initialize
3299 is_last_relro_ and is_first_non_relro_.
3300 (Output_segment::add_output_section): Group relro sections is
3301 do_sort is true. Handle is_last_relro and is_first_non_relro.
3302 (Output_segment::maximum_alignment): Remove relro handling.
3303 (Output_segment::set_section_addresses): Add increase_relro
3304 parameter. Change all callers. Add initial alignment to align
3305 relro sections on separate page. Remove old relro handling.
3306 (Output_segment::set_section_list_addresses): Remove in_relro
3307 parameter. Change all callers.
3308 (Output_segment::set_offset): Add increase parameter. Change all
3309 callers. Remove old relro handling.
3310 * output.h (class Output_section): Add new methods: is_last_relro,
3311 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3312 Add is_last_relro_ and is_first_non_relro_ fields.
3313 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3314 Create separate .got.plt section. Call increase_relro.
3315 * x86_64.cc (Target_x86_64::got_section): Likewise.
3316 * testsuite/relro_script_test.t: Add .got.plt.
3319 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3320 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3321 (Layout::finalize): Call set_dynamic_symbol_size.
3322 (Layout::set_dynamic_symbol_size): New function.
3323 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3324 set_dynamic_symbol_size.
3327 * output.h (class Output_section): Add is_entsize_zero_ field.
3328 * output.cc (Output_section::Output_section): Initialize
3330 (Output_section::set_entsize): If two different entsizes are
3331 requested, force it to zero.
3332 (Output_section::add_input_section): Set flags for .debug_str
3333 before updating section flags. Set entsize.
3334 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3335 and SHF_STRING if all input sections have those flags.
3337 2009-12-29 Rafael Espindola <espindola@google.com>
3339 * main.cc (main): Fix the sys time reporting.
3340 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3343 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3345 * options.cc (General_options::parse_version): Allow -v to exit
3346 without an error if there is nothing to link.
3348 2009-12-29 Ian Lance Taylor <iant@google.com>
3350 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3351 using a version of gcc before 4.1.
3352 * configure: Rebuild.
3354 2009-12-28 Chris Demetriou <cgd@google.com>
3356 * attributes.cc (Output_attributes_section_data::do_write): Use
3357 std::vector::front rather than std::vector::data.
3359 2009-12-28 Ian Lance Taylor <iant@google.com>
3361 * symtab.h (class Symbol_table): Add enum Defined.
3362 * resolve.cc (Symbol_table::should_override): Add defined
3363 parameter. Change all callers. Test whether object is NULL
3364 before calling a method on it.
3365 (Symbol_table::report_resolve_problem): Add defined parameter.
3367 (Symbol_table::should_override_with_special): Likewise.
3368 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3369 parameter. Change all callers.
3370 (Symbol_table::do_define_in_output_data): Likewise.
3371 (Symbol_table::define_in_output_segment): Likewise.
3372 (Symbol_table::do_define_in_output_segment): Likewise.
3373 (Symbol_table::define_as_constant): Likewise.
3374 (Symbol_table::do_define_as_constant): Likewise.
3375 * script.h (class Symbol_assignment): Add is_defsym parameter to
3376 constructor; change all callers.
3377 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3378 parameter. Change all callers. Add is_defsym_ field.
3379 (class Parser_closure): Add parsing_defsym parameter to
3380 constructor; change all callers. Add parsing_defsym accessor
3381 function. Add parsing_defsym_ field.
3383 2009-12-28 Ian Lance Taylor <iant@google.com>
3385 * gold.cc (queue_middle_tasks): Fix formatting.
3386 * object.cc (Relobj::is_section_name_included): Likewise.
3388 2009-12-23 Ian Lance Taylor <iant@google.com>
3390 * i386.cc (Target_i386::do_calls_non_split): Recognize
3391 -fsplit-stack prologue for a function with a static chain.
3392 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3393 -fsplit-stack prologue when using %r11.
3395 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3397 * options.cc (General_options::parse_version): Make -v continue and do
3398 the link like GNU ld does.
3400 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3402 * Makefile.am (CCFILES): Add timer.cc.
3403 (HFILES): Add timer.h.
3404 * configure.ac: Check for sysconf and times.
3405 * main.cc: include timer.h.
3406 (main): Use Timer instead of get_run_time.
3409 * workqueue.cc: include timer.h.
3410 (Workqueue::find_and_run_task):
3411 Report user, sys and wall time.
3412 * Makefile.in: Regenerate.
3413 * config.in: Regenerate.
3414 * configure: Regenerate.
3416 2009-12-16 Doug Kwan <dougkwan@google.com>
3418 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3420 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3421 relaxed input sections.
3422 * output.cc (Output_section::find_relaxed_input_section): Change
3423 return type to Output_relaxed_input_section pointer. Adjust code
3424 for new type of relaxed_input_section_map_.
3425 * output.h (Output_section::find_relaxed_input_section): Change
3426 return type to Output_relaxed_input_section pointer.
3427 (Output_section::Output_relaxed_input_section_by_input_section_map):
3429 (Output_section::relaxed_input_section_map_): Change type to
3430 Output_section::Output_relaxed_input_section_by_input_section_map.
3431 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3434 2009-12-15 Ian Lance Taylor <iant@google.com>
3436 * layout.cc (Layout::create_shstrtab): Only write out after input
3437 sections if we are compressing debug sections.
3439 2009-12-15 Ian Lance Taylor <iant@google.com>
3441 * archive.cc (Archive::add_symbols): Only look up a symbol without
3442 a version if there is, in fact, a version.
3444 2009-12-14 Ian Lance Taylor <iant@google.com>
3446 Revert -Wshadow changes, all changes from:
3447 2009-12-11 Doug Kwan <dougkwan@google.com>
3448 2009-12-11 Nick Clifton <nickc@redhat.com>
3449 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3451 2009-12-11 Doug Kwan <dougkwan@google.com>
3453 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3455 * attributes.cc (Object_attribute::size): Ditto.
3456 (Attributes_section_data::size): Ditto.
3457 (Attributes_section_data::Attributes_section_data): Ditto.
3458 (Output_attributes_section_data::do_write): Ditto.
3459 * attributes.h (Object_attribute::set_type): Ditto.
3460 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3462 2009-12-11 Nick Clifton <nickc@redhat.com>
3464 * archive.cc: Fix shadowed variable warnings.
3466 * compressed_output.cc: Likewise.
3467 * compressed_output.h: Likewise.
3468 * configure: Likewise.
3469 * dwarf_reader.cc: Likewise.
3470 * dynobj.cc: Likewise.
3471 * dynobj.h: Likewise.
3472 * ehframe.cc: Likewise.
3473 * ehframe.h: Likewise.
3474 * errors.cc: Likewise.
3475 * expression.cc: Likewise.
3476 * fileread.cc: Likewise.
3477 * fileread.h: Likewise.
3478 * freebsd.h: Likewise.
3479 * i386.cc: Likewise.
3481 * incremental.h: Likewise.
3482 * layout.cc: Likewise.
3483 * layout.h: Likewise.
3484 * mapfile.cc: Likewise.
3485 * merge.cc: Likewise.
3486 * merge.h: Likewise.
3487 * object.cc: Likewise.
3488 * object.h: Likewise.
3489 * options.h: Likewise.
3490 * output.cc: Likewise.
3491 * output.h: Likewise.
3492 * parameters.cc: Likewise.
3493 * plugin.cc: Likewise.
3494 * powerpc.cc: Likewise.
3495 * reduced_debug_output.cc: Likewise.
3496 * reduced_debug_output.h: Likewise.
3497 * reloc.cc: Likewise.
3498 * reloc.h: Likewise.
3499 * resolve.cc: Likewise.
3500 * script-sections.cc: Likewise.
3501 * script.cc: Likewise.
3502 * script.h: Likewise.
3503 * sparc.cc: Likewise.
3504 * symtab.cc: Likewise.
3505 * symtab.h: Likewise.
3506 * target-select.cc: Likewise.
3507 * target-select.h: Likewise.
3508 * token.h: Likewise.
3509 * workqueue.cc: Likewise.
3510 * workqueue.h: Likewise.
3511 * x86_64.cc: Likewise.
3513 2009-12-10 Doug Kwan <dougkwan@google.com>
3515 * arm.cc (attributes.h): New include.
3516 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3517 (Arm_relobj::~Arm_relobj): Delete object pointed by
3518 attributes_section_data_.
3519 (Arm_relobj::attributes_section_data): New method definition.
3520 (Arm_relobj::attributes_section_data_): New data member declaration.
3521 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3522 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3523 attributes_section_data_.
3524 (Arm_dynobj::attributes_section_data): New method definition.
3525 (Arm_dynobj::attributes_section_data_): New data member declaration.
3526 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3527 initialization value of may_use_blx_ to false.
3528 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3529 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3530 object attributes to compute results instead of hard-coding.
3531 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3532 Target_arm::get_secondary_compatible_arch,
3533 Target_arm::set_secondary_compatible_arch
3534 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3535 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3536 New method declarations.
3537 (Target_arm::get_aeabi_object_attribute): New method definition.
3538 (Target_arm::attributes_section_data_): New data member declaration.
3539 (read_arm_attributes_section): New template definition.
3540 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3541 (Arm_dynobj::do_read_symbols): Ditto.
3542 (Target_arm::do_finalize_sections): Merge attributes sections from
3543 input. Check for BLX use after attributes section merging.
3544 Fix __exidx_start and __exidx_end visibility. Create an
3545 .ARM.attributes section if necessary.
3546 (Target_arm::get_secondary_compatible_arch,
3547 Target_arm::set_secondary_compatible_arch,
3548 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3549 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3550 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3551 New method definitions.
3553 2009-12-09 Ian Lance Taylor <iant@google.com>
3555 * plugin.cc (Plugin::load): Don't cast from void* to a function
3558 2009-12-09 Ian Lance Taylor <iant@google.com>
3560 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3563 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3565 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3566 Replace two_file_shared_1.so with two_file_shared_2.so.
3567 * testsuite/Makefile.in: Regenerated.
3569 2009-12-08 Doug Kwan <dougkwan@google.com>
3571 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3572 (HFILES): Add attributes.h and int_encoding.h.
3573 * Makefile.in: Regenerate.
3574 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3575 function definitions to int_encoding.cc
3576 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3577 prototypes to int_encoding.h
3578 * reduced_debug_output.cc (int_encoding.h): New include.
3579 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3580 function definitions to int_encoding.cc
3581 (insert_into_vector, read_from_pointer): Move template definitions to
3583 * attributes.cc: New file.
3584 * attributes.h: New file.
3585 * int_encoding.cc: New file.
3586 * int_encoding.h: New file.
3588 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3591 * incremental-dump.cc (dump_incremental_inputs): New.
3592 (main): Use dump_incremental_inputs.
3594 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3597 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3598 checking elfcpp::STT_FUNC.
3599 (Target_i386::Relocate::relocate): Likewise.
3600 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3602 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3603 symbols from shared libraries into normal FUNC symbols.
3605 * symtab.h (Symbol): Add is_func and use it.
3607 2009-12-05 Doug Kwan <dougkwan@google.com>
3609 * arm.cc (Target_arm::arm_info): Initialize new fields
3610 attributes_section and attributes_vendor.
3611 * i386.cc (Target_i386::i386_info): Same.
3612 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3613 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3614 fields attributes_section and attributes_vendor.
3615 * sparc.cc (Target_sparc::sparc_info): Same.
3616 * target.h (Target::attributes_section, Target::attributes_vendor,
3617 Target::is_attributes_section, Target::attribute_arg_type,
3618 Target::attributes_order): New method definitions.
3619 (Target::Target_info::attributes_section,
3620 Target::Target_info::attributes_vendor): New fields.
3621 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3622 virtual method definitions.
3623 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3624 attributes_section and attributes_vendor.
3625 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3627 2009-12-05 Doug Kwan <dougkwan@google.com>
3629 * arm.cc: Update comments about interworking and stub generation.
3630 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3631 considered as non-PIC.
3632 (Arm_relocate_functions::base_abs): Fix formatting.
3633 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3634 of function to use GOT entry address instead of offset.
3635 (Target_arm::Scan::global): Issue an error if a symbol would need a
3636 PLT does not get one because it is untyped. Remove code to create
3637 dynamic symbols for relative branches.
3638 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3639 takes unsigned integer instead of boolean.
3641 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3643 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3644 (two_file_test_LDADD): Likewise.
3645 (common_test_1_LDADD): Likewise.
3646 (exception_test_LDADD) Likewise.
3647 (weak_test_LDADD): Likewise.
3648 (many_sections_test_LDADD): Likewise.
3649 (initpri1_LDADD): Likewise.
3650 (script_test_1_LDADD): Likewise.
3651 (script_test_2_LDADD): Likewise.
3652 (justsyms_LDADD): Likewise.
3653 (binary_test_LDADD): Likewise.
3654 (large_LDADD): Likewise.
3655 * testsuite/Makefile.in: Regenerated.
3657 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3659 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3660 (Symbol_table::override_with_special): Likewise.
3661 (Symbol_table::add_from_object): Likewise.
3663 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3665 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3666 Don't set the data_offset twice.
3668 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3670 * testsuite/Makefile.in: Regenerate.
3672 2009-12-03 Doug Kwan <dougkwan@google.com>
3674 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3675 (Target_arm::do_finalize_sections): Add parameter for symbol table
3676 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3677 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3678 parameter for symbol table pointer.
3679 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3680 an additional parameter for a pointer to symbol table.
3681 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3682 parameter for a symbol table pointer.
3683 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3684 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3686 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3687 parameter for a symbol table pointer.
3689 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3691 * incremental.cc (Incremental_inputs_header)
3692 (Incremental_inputs_header_write, Incremental_inputs_entry)
3693 (Incremental_inputs_entry_write): Move ...
3694 * incremental.h (Incremental_inputs_header)
3695 (Incremental_inputs_header_write, Incremental_inputs_entry)
3696 (Incremental_inputs_entry_write): here.
3698 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3700 * incremental.cc (make_sized_incremental_binary): Set the target.
3701 Error if it is incompatible.
3702 * output.h (Output_file): Add filename method.
3704 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3706 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3707 from the get_* methods.
3709 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3711 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3712 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3713 Write 0 for the data_offset of scripts.
3715 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3717 * testsuite/Makefile.am: Add the incremental_test.sh test.
3718 * testsuite/incremental_test.sh: New.
3719 * testsuite/incremental_test_1.c: New.
3720 * testsuite/incremental_test_2.c: New.
3722 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3724 * incremental-dump.cc (main): Fix typos.
3726 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3729 * incremental-dump.cc (main): Use llu to print 64 bit values.
3731 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3732 H.J. Lu <hongjiu.lu@intel.com>
3734 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3736 (incremental_dump_LDADD): Likewise.
3737 * Makefile.in: Regenerated.
3739 2009-11-25 Doug Kwan <dougkwan@google.com>
3743 2009-11-25 Doug Kwan <dougkwan@google.com>
3745 * arm.cc (Target_arm::Target_arm): Move method definition
3746 outside of class definition. Add code to handle
3747 --target1-rel, --target1-abs and --target2= options.
3748 (Target_arm::get_reloc_reloc_type): Change method to be
3749 non-static and const.
3750 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3751 New data member declaration.
3752 (Target_arm::Scan::local, Target_arm::Scan::global,
3753 Target_arm::Relocate::relocate,
3754 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3755 Adjust call to Target_arm::get_real_reloc_type.
3756 (Target_arm::get_real_reloc_type): Use command line options
3757 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3758 * options.h (--target1-rel, --target1-abs, --target2): New
3761 2009-11-25 Doug Kwan <dougkwan@google.com>
3763 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3764 class definition. Add code to handle --target1-rel, --target1-abs
3765 and --target2= options.
3766 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3768 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3770 (Target_arm::Scan::local, Target_arm::Scan::global,
3771 Target_arm::Relocate::relocate,
3772 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3773 call to Target_arm::get_real_reloc_type.
3774 (Target_arm::get_real_reloc_type): Use command line options to
3775 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3776 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3779 2009-11-25 Doug Kwan <dougkwan@google.com>
3781 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3782 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3783 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3785 (Arm_relocate_functions::thm_call): Replace body with a call to
3786 Arm_relocate_functions::thumb_branch_common.
3787 (Arm_relocate_functions::thm_jump24,
3788 Arm_relocate_functions::thm_xpc22): New method definitions.
3789 (Arm_relocate_functions::thumb_branch_common): New method definition.
3790 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3792 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3793 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3795 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3797 * Makefile.am: Build incremental-dump
3798 * Makefile.in: Regenerate.
3799 * incremental-dump.cc: New.
3800 * incremental.cc (Incremental_inputs_header_data,
3801 Incremental_inputs_entry_data): Move to incremental.h
3802 * incremental.h: (Incremental_inputs_header_data,
3803 Incremental_inputs_entry_data): Move from incremental.cc
3805 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3807 * incremental.cc (Incremental_inputs_header,
3808 Incremental_inputs_header_write, Incremental_inputs_entry,
3809 Incremental_inputs_entry_write): Add a typedef with the data type.
3811 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3813 * incremental.cc (Incremental_inputs_header,
3814 Incremental_inputs_header_write, Incremental_inputs_entry,
3815 Incremental_inputs_entry_write): Update comment about which
3816 type has the filed descriptions.
3818 2009-11-15 Doug Kwan <dougkwan@google.com>
3820 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3821 (Arm_relocate_functions::arm_branch_common): Change method defintion
3822 in class definition to a method declaration and update list of formal
3824 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3825 Arm_relocation_functions::jump24): Adjust call to
3826 Arm_relocate_functions::arm_branch_common. Update list of formal
3828 (Arm_relocate_functions::xpc25): New method definition.
3829 (Arm_relocate_functions::arm_branch_common): Move method defintion
3830 out from class definition. Use stubs for mode-switching and extending
3832 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3833 specially. Change code to enable use of stubs in ARM branches.
3835 2009-11-10 Doug Kwan <dougkwan@google.com>
3837 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3838 in method declaration.
3839 (Target_arm::relocate_stub): New method declaration.
3840 (Target_arm::default_target): Change to return a pointer instead of
3842 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3843 Target_arm::default_target.
3844 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3846 (Target_arm::relocate_section): Adjust view.
3847 (Target_arm::relocate_stub): New method definition.
3849 2009-11-10 Doug Kwan <dougkwan@google.com>
3851 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3853 * incremental.cc (open_incremental_binary): Initialized local
3854 variables to avoid warnings.
3855 * object.cc (make_elf_object): Ditto.
3856 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3859 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3862 * testsuite/plugin_test.c: Include "config.h".
3864 2009-11-09 Doug Kwan <dougkwan@google.com>
3866 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3867 (arm_symbol_value): Remove.
3868 (Arm_relocate_functions::arm_branch_common,
3869 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3870 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3871 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3872 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3873 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3874 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3875 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3876 Arm_relocate_functions::thm_mobw_abs_nc,
3877 Arm_relocate_functions::thm_mov_abs,
3878 Arm_relocate_functions::movw_prel_nc,
3879 Arm_relocate_functions::thm_movt_abs,
3880 Arm_relocate_functions::movt_prel,
3881 Arm_relocate_functions::thm_movw_prel_nc,
3882 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3883 (Target_arm::Relocate::relocate): Only decompose address into two
3884 parts if relocation type uses the thumb-bit and pass the actual
3885 bit instead of a flag indicating that the thumb-bit is used. Adjust
3886 calls to methods in Arm_relocate_functions for this change.
3888 2009-11-08 Ian Lance Taylor <iant@google.com>
3891 * reloc.cc: Instantiate
3892 Sized_relobj::initialize_input_to_output_maps and
3893 Sized_relobj:free_input_to_output_maps.
3895 2009-11-06 Ian Lance Taylor <iant@google.com>
3898 * defstd.cc (in_segment): Set only_if_ref true for "end".
3900 2009-11-06 Doug Kwan <dougkwan@google.com>
3902 * arm.cc (class Reloc_stub): Correct a comment.
3903 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3904 (Target_arm::scan_section_for_stubs): New method declaration.
3905 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3906 Change methods from private to protected.
3907 (Target_arm::do_may_relax): New method definition.
3908 (Target_arm::do_relax, Target_arm::group_sections,
3909 Target_arm::scan_reloc_for_stub,
3910 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3911 (Target_arm::arm_input_section_map_): New data member declaration.
3912 (Target_arm::scan_reloc_for_stub,
3913 Target_arm::scan_reloc_section_for_stubs,
3914 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3915 Target_arm::do_relax): New method definitions.
3917 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3919 * configure.ac: Check for (struct stat)::st_mtim
3920 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3921 * config.in: Regenerate.
3922 * configure: Regenerate.
3924 2009-11-05 Ian Lance Taylor <iant@google.com>
3927 * output.cc (Output_segment::add_output_section): Add missing
3930 2009-11-04 Ian Lance Taylor <iant@google.com>
3933 * object.h (class Object): Add is_needed and set_is_needed
3934 methods. Add is_needed_ field. Make bool fields into bitfields.
3935 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3936 defined in a dynamic object and referenced by a regular object,
3937 set is_needed for the dynamic object.
3938 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3939 if the file is marked with as_needed and it is not needed.
3941 2009-11-04 Ian Lance Taylor <iant@google.com>
3944 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3945 tags if data is discarded by linker script.
3946 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3947 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3948 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3949 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3951 2009-11-04 Ian Lance Taylor <iant@google.com>
3953 * layout.cc (Layout::get_output_section): Add is_interp and
3954 is_dynamic_linker_section parameters. Change all callers.
3955 (Layout::choose_output_section): Likewise.
3956 (Layout::make_output_section): Likewise.
3957 (Layout::add_output_section_data): Add is_dynamic_linker_section
3958 parameter. Change all callers.
3959 * layout.h (class Layout): Update declarations.
3960 * output.h (class Output_section): Add is_interp, set_is_interp,
3961 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3962 Add is_interp_, is_dynamic_linker_section_ fields. Change
3963 generate_code_fills_at_write_ to a bitfield.
3964 * output.cc (Output_section::Output_sections): Initialize new
3966 (Output_segment::add_output_section): Add do_sort parameter.
3969 2009-11-03 Ian Lance Taylor <iant@google.com>
3972 * options.h (class General_options): Add --warn-common.
3973 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3974 merging two common symbols.
3975 (Symbol_table::should_override): Handle --warn-common when merging
3976 a common symbol with a defined symbol. Use report_resolve_problem
3977 for multiple definitions.
3978 (Symbol_table::report_resolve_problem): New function.
3979 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3981 2009-11-03 Doug Kwan <dougkwan@google.com>
3983 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3985 (Target_arm::stub_factory): New method definition.
3986 (Target_arm::new_arm_input_section,
3987 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3988 Target_arm::reloc_uses_thumb_bit): New method declarations.
3989 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3990 New type definitions.
3991 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3992 member declarations.
3993 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3994 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3995 New method definitions.
3997 2009-11-03 Ian Lance Taylor <iant@google.com>
3999 * options.h (class General_options): Add --warn_constructors.
4001 2009-11-03 Ian Lance Taylor <iant@google.com>
4004 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4005 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4007 2009-11-03 Ian Lance Taylor <iant@google.com>
4010 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4011 --msgid-bugs-address.
4012 (install-pdf): New target.
4013 (install-data_yes): Look up one directory to find mkinstalldirs.
4015 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4017 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4020 2009-10-30 Doug Kwan <dougkwan@google.com>
4022 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4024 2009-10-30 Doug Kwan <dougkwan@google.com>
4026 * arm.cc (Stub_addend_reader): New struct template definition
4027 and partial specializations.
4028 (Stub_addend_reader::operator()): New method definition for a
4029 partially specialized template.
4031 2009-10-30 Doug Kwan <dougkwan@google.com>
4033 * arm.cc (Arm_relobj::processor_specific_flags): New method
4035 (Arm_relobj::do_read_symbols): New method declaration.
4036 (Arm_relobj::processor_specific_flags_): New data member declaration.
4037 (Arm_dynobj): New class definition.
4038 (Target_arm::do_finalize_sections): Add input_objects parameter.
4039 (Target_arm::do_adjust_elf_header): New method declaration.
4040 (Target_arm::are_eabi_versions_compatible,
4041 (Target_arm::merge_processor_specific_flags): New method declaration.
4042 (Target_arm::do_make_elf_object): New overloaded method definitions
4044 (Arm_relobj::do_read_symbols): New method definition.
4045 (Arm_dynobj::do_read_symbols): Ditto.
4046 (Target_arm::do_finalize_sections): Add input_objects parameters.
4047 Merge processor-specific flags from all input objects.
4048 (Target_arm::are_eabi_versions_compatible,
4049 Target_arm::merge_processor_specific_flags,
4050 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4051 New method definitions.
4052 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4053 Input_objects pointer type parameter.
4054 * layout.cc (Layout::finalize): Pass input objects to target's.
4055 finalize_sections function.
4056 * output.cc (Output_file_header::do_sized_write): Set ELF file
4057 header's processor-specific flags.
4058 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4059 Input_objects pointer type parameter.
4060 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4061 * target.h (Input_objects): New forward class declaration.
4062 (Target::processor_specific_flags,
4063 Target::are_processor_specific_flags_sect): New method definitions.
4064 (Target::finalize_sections): Add input_objects parameter.
4065 (Target::Target): Initialize processor_specific_flags_ and
4066 are_processor_specific_flags_set_.
4067 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4069 (Target::set_processor_specific_flags): New method definition.
4070 (Target::processor_specific_flags_,
4071 Target::are_processor_specific_flags_set_): New data member
4073 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4074 Input_objects pointer type parameter.
4076 2009-10-30 Doug Kwan <dougkwan@google.com>
4078 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4080 2009-10-28 Ian Lance Taylor <iant@google.com>
4082 * object.h (class Relobj): Drop options parameter from
4083 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4084 do_scan_relocs, do_relocate. Change all callers.
4085 (class Sized_relobj): Drop options parameters from
4086 do_gc_process_relocs, do_scan_relocs, do_relocate,
4087 do_relocate_sections, relocate_sections, emit_relocs_scan,
4088 emit_relocs_scan_reltype. Change all callers.
4089 (struct Relocate_info): Remove options field and all references to
4091 * reloc.h (class Read_relocs): Remove options constructor
4092 parameter and options_ field. Change all callers.
4093 (class Gc_process_relocs, class Scan_relocs): Likewise.
4094 (class Relocate_task): Likewise.
4095 * target-reloc.h (scan_relocs): Remove options parameter. Change
4097 (scan_relocatable_relocs): Likewise.
4098 * target.h (class Sized_target): Remove options parameter from
4099 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4101 * gc.h (gc_process_relocs): Remove options parameter. Change all
4103 * arm.cc: Update functions to remove options parameters.
4104 * i386.cc: Likewise.
4105 * powerpc.cc: Likewise.
4106 * sparc.cc: Likewise.
4107 * x86_64.cc: Likewise.
4108 * testsuite/testfile.cc: Likewise.
4110 2009-10-28 Doug Kwan <dougkwan@google.com>
4112 * arm.cc (Arm_relobj): New class definition.
4113 (Arm_relobj::scan_sections_for_stubs,
4114 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4115 New method definitions.
4117 2009-10-28 Cary Coutant <ccoutant@google.com>
4119 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4120 (Plugin::cleanup_done_): New member.
4121 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4122 (Plugin_manager::cleanup_done_): Remove.
4123 (Plugin_manager::add_input_file): Edit error message.
4124 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4125 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4127 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4129 * fileread.cc: (File_read::View::~View): Use the new
4130 data_ownership_ filed.
4131 (File_read::~File_read): Dispose the new whole_file_view_.
4132 (File_read::open): Mmap the whole file if needed.
4133 (File_read::open): Use whole_file_view_ instead of contents_.
4134 (File_read::find_view): Use whole_file_view_ if applicable.
4135 (File_read::do_read): Use whole_file_view_ instead of contents_.
4136 (File_read::make_view): Use whole_file_view_ instead of contents_,
4137 update File_read::View::View call.
4138 (File_read::find_or_make_view): Update File_read::View::View
4140 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4142 (File_read::View::Data_ownership): New enum.
4143 (File_read::View::View): Replace bool mapped_ with Data_ownership
4145 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4146 (File_read::View::data_ownership_): New field.
4147 (File_read::contents_): Remove (replaced by whole_file_view_).
4148 (File_read::whole_file_view_): New field.
4149 * options.h (class General_options): Add --keep-files-mapped.
4151 2009-10-27 Cary Coutant <ccoutant@google.com>
4153 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4154 * testsuite/Makefile.am (plugin_test_5): New test case.
4155 * testsuite/Makefile.in: Regenerate.
4157 2009-10-25 Doug Kwan <dougkwan@google.com>
4159 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4160 from private to protected to allow access by child class.
4161 (Sized_relobj::do_relocate_sections): New method declaration.
4162 (Sized_relobj::relocate_sections): Virtualize.
4163 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4164 Sized_relobj::relocate_sections. Instantiate template explicitly
4165 for different target sizes and endianity.
4167 2009-10-24 Doug Kwan <dougkwan@google.com>
4169 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4170 (Arm_input_section::as_arm_input_section): New method.
4171 (Arm_output_section): New class definition.
4172 (Arm_output_section::create_stub_group,
4173 Arm_output_section::group_sections): New method definitions.
4175 2009-10-22 Doug Kwan <dougkwan@google.com>
4177 * arm.cc (Arm_input_section): New class definition.
4178 (Arm_input_section::init, Arm_input_section:do_write,
4179 Arm_input_section::set_final_data_size,
4180 Arm_input_section::do_reset_address_and_file_offset): New method
4183 2009-10-21 Doug Kwan <dougkwan@google.com>
4185 * arm.cc (Stub_table, Arm_input_section): New forward class
4187 (Stub_table): New class defintion.
4188 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4189 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4190 New method definition.
4192 2009-10-21 Doug Kwan <dougkwan@google.com>
4194 * arm.cc: Update copyright comments.
4195 (Target_arm): New forward class template declaration.
4196 (Arm_address): New type.
4197 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4198 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4199 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4201 (Insn_template): Same.
4202 (DEF_STUBS): New macro.
4203 (Stub_type): New enum type.
4204 (Stub_template): New class definition.
4207 (Stub_factory): Same.
4208 (Target_arm::Target_arm): Initialize may_use_blx_ and
4209 should_force_pic_veneer_.
4210 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4211 Target_arm::should_force_pic_veneer,
4212 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4213 Target_arm::using_thumb_only, Target_arm:;default_target): New
4215 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4216 New data member declarations.
4217 (Insn_template::size, Insn_template::alignment): New method defintions.
4218 (Stub_template::Stub_template): New method definition.
4219 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4220 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4221 (Stub_factory::Stub_factory): New method definition.
4222 * gold.h (string_hash): New template.
4223 * output.h (Input_section_specifier::hash_value): Use
4225 (Input_section_specifier::string_hash): Remove.
4226 * stringpool.cc (Stringpool_template::string_hash): Use
4229 2009-10-20 Doug Kwan <dougkwan@google.com>
4231 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4232 symbols of relaxed input sections.
4233 * output.h (Output_section::find_relaxed_input_section): Make
4236 2009-10-16 Doug Kwan <dougkwan@google.com>
4238 * dynobj.cc (Versions::Versions): Initialize version_script_.
4239 Only insert base version symbol definition for a shared object
4240 if version script defines any version versions.
4241 (Versions::define_base_version): New method definition.
4242 (Versions::add_def): Check that base version is not needed.
4243 (Versions::add_need): Define base version lazily.
4244 * dynobj.h (Versions::define_base_version): New method declaration.
4245 (Versions::needs_base_version_): New data member declaration.
4246 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4247 (check_DATA): Add no_version_test.stdout.
4248 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4250 * testsuite/Makefile.in: Regenerate.
4251 * testsuite/no_version_test.c: New file.
4252 * testsuite/no_version_test.sh: Ditto.
4254 2009-10-16 Doug Kwan <dougkwan@google.com>
4256 * expression.cc (class Segment_start_expression): New class definition.
4257 (Segment_start_expression::value): New method definition.
4258 (script_exp_function_segment_start): Return a new
4259 Segment_start_expression.
4260 * gold/script-c.h (script_saw_segment_start_expression): New function
4262 * script-sections.cc (Script_sections::Script_sections): Initialize
4263 SAW_SEGMENT_START_EXPRESSION_ to false.
4264 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4265 and -Tbbs options to specify section addresses if given in
4266 command line and no SEGMENT_START expression is seen in a script.
4267 * script-sections.h (Script_sections::saw_segment_start_expression,
4268 Script_sections::set_saw_segment_start_expression): New method
4270 (Script_sections::saw_segment_start_expression_): New data member
4272 * script.cc (script_saw_segment_start_expression): New function.
4273 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4274 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4275 script_test_7.sh and script_test_8.sh.
4276 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4277 script_test_8.stdout.
4278 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4279 (script_test_6, script_test_6.stdout, script_test_7,
4280 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4281 * Makefile.in: Regenerate.
4282 * testsuite/script_test_6.sh: New file.
4283 * testsuite/script_test_6.t: Same.
4284 * testsuite/script_test_7.sh: Same.
4285 * testsuite/script_test_7.t: Same.
4286 * testsuite/script_test_8.sh: Same.
4288 2009-10-16 Doug Kwan <dougkwan@google.com>
4290 * output.cc (Output_segment::set_section_list_address): Cast
4291 expressions to unsigned long long type to avoid format warnings.
4293 2009-10-15 Ian Lance Taylor <iant@google.com>
4295 * script.cc (Script_options::add_symbol_assignment): Always add a
4296 dot assignment to script_sections_.
4297 * script-sections.cc (Script_sections::add_dot_assignment):
4298 Initialize if necessary.
4300 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4301 program headers with no load segment if there is a linker script.
4303 * layout.cc (Layout::set_segment_offsets): Align the file offset
4304 to the segment aligment for -N or -n with no load segment.
4305 * output.cc (Output_segment::add_output_section): Don't crash if
4306 the first section is a TLS section.
4307 (Output_segment::set_section_list_addresses): Print an error
4308 message if the address moves backward in a linker script.
4309 * script-sections.cc
4310 (Output_section_element_input::set_section_addresses): Don't
4311 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4312 (Orphan_output_section::set_section_addresses): Likewise.
4314 2009-10-15 Doug Kwan <dougkwan@google.com>
4316 * layout.cc (Layout::finish_dynamic_section): Generate tags
4317 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4318 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4319 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4321 2009-10-14 Ian Lance Taylor <iant@google.com>
4323 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4325 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4326 data_shdr fields of relinfo.
4327 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4328 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4329 R_386_TLS_LDO_32, adjust based on section flags.
4330 (Target_i386::Relocate::fix_up_ldo): Remove.
4332 2009-10-13 Ian Lance Taylor <iant@google.com>
4334 Add support for -pie.
4335 * options.h (class General_options): Add -pie and
4337 (General_options::output_is_position_independent): Test -pie.
4338 (General_options::output_is_executable): Return true if not shared
4339 and not relocatable.
4340 (General_options::output_is_pie): Remove.
4341 * options.cc (General_options::finalize): Reject incompatible uses
4343 * gold.cc (queue_middle_tasks): A -pie link is not static.
4344 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4345 * symtab.cc (Symbol::final_value_is_known): Return false if
4346 output_is_position_independent.
4347 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4348 output_is_position_independent.
4349 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4350 output_is_position_independent.
4351 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4352 output_is_position_independent.
4353 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4355 (basic_pie_test.o, basic_pie_test): New targets.
4356 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4357 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4358 (two_file_pie_test): New target.
4359 * testsuite/Makefile.in: Rebuild.
4360 * README: Remove note saying that -pie is not supported.
4362 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4364 * options.h (class General_options): Add -init and -fini.
4365 * layout.cc (Layout::finish_dynamic_section): Emit
4366 given init and fini functions.
4368 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4370 * gc.h (gc_process_relocs): Check if icf is enabled using new
4372 * gold.cc (queue_initial_tasks): Likewise.
4373 (queue_middle_tasks): Likewise.
4374 * object.cc (do_layout): Likewise.
4375 * symtab.cc (is_section_folded): Likewise.
4376 * main.cc (main): Likewise.
4377 * reloc.cc (Read_relocs::run): Likewise.
4378 (Sized_relobj::do_scan_relocs): Likewise.
4379 * icf.cc (is_function_ctor_or_dtor): New function.
4380 (Icf::find_identical_sections): Check if function is ctor or dtor when
4382 * options.h (General_options::icf): Change option to be an enum.
4383 (Icf_status): New enum.
4384 (icf_enabled): New method.
4385 (icf_safe_folding): New method.
4386 (set_icf_status): New method.
4387 (icf_status_): New variable.
4388 * (options.cc) (General_options::finalize): Set icf_status_.
4389 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4390 icf_test and icf_keep_unique_test to use the --icf enum flag.
4391 * testsuite/icf_safe_test.sh: New file.
4392 * testsuite/icf_safe_test.cc: New file.
4394 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4396 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4397 includes to gc.h and icf.h.
4398 * arm.cc: Include gc.h.
4399 * gold.cc: Likewise.
4400 * i386.cc: Likewise.
4401 * powerpc.cc: Likewise.
4402 * sparc.cc: Likewise.
4403 * x86_64.cc: Likewise.
4404 * gc.h: Include icf.h.
4406 2009-10-11 Ian Lance Taylor <iant@google.com>
4408 * plugin.cc: Include "gold.h" before other header files.
4410 2009-10-10 Chris Demetriou <cgd@google.com>
4412 * options.h (Input_file_argument::Input_file_type): New enum.
4413 (Input_file_argument::is_lib_): Replace with...
4414 (Input_file_argument::type_): New member.
4415 (Input_file_argument::Input_file_argument): Take Input_file_type
4416 'type' rather than boolean 'is_lib' as second argument.
4417 (Input_file_argument::is_lib): Use type_.
4418 (Input_file_argument::is_searched_file): New function.
4419 (Input_file_argument::may_need_search): Handle is_searched_file.
4420 * options.cc (General_options::parse_library): Support -l:filename.
4421 (General_options::parse_just_symbols): Update for Input_file_argument
4423 (Command_line::process): Likewise.
4424 * archive.cc (Archive::get_file_and_offset): Likewise.
4425 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4426 * script.cc (read_script_file, script_add_file): Likewise.
4427 * fileread.cc (Input_file::Input_file): Likewise.
4428 (Input_file::will_search_for): Handle is_searched_file.
4429 (Input_file::open): Likewise.
4430 * readsyms.cc (Read_symbols::get_name): Likewise.
4431 * testsuite/Makefile.am (searched_file_test): New test.
4432 * testsuite/Makefile.in: Regenerate.
4433 * testsuite/searched_file_test.cc: New file.
4434 * testsuite/searched_file_test_lib.cc: New file.
4436 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4437 Ian Lance Taylor <iant@google.com>
4439 * descriptor.cc: Include <cstdio> and "binary-io.h".
4440 (Descriptors::open): Open the files in binary mode always.
4441 * script.cc (Lex::get_token): Treat \r as whitespace.
4443 2009-10-09 Ian Lance Taylor <iant@google.com>
4445 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4447 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4448 Ian Lance Taylor <iant@google.com>
4450 * configure.ac: Check for readv function also.
4451 * fileread.cc (readv): Define if not HAVE_READV.
4452 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4454 * config.in: Regenerate.
4455 * configure: Regenerate.
4457 2009-10-09 Doug Kwan <dougkwan@google.com>
4459 * layout.cc (Layout::make_output_section): Call target hook to make
4460 ordinary output section.
4461 (Layout::finalize): Adjust parameter list of call the
4462 Target::may_relax().
4463 * layout.h (class Layout::section_list): New method.
4464 * merge.h (Output_merge_base::entsize): Change visibility to public.
4465 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4467 (Output_merge_string::do_is_string): New method.
4468 * object.cc (Sized_relobj::do_setup): renamed from
4469 Sized_relobj::set_up.
4470 * object.h (Sized_relobj::adjust_shndx,
4471 Sized_relobj::initializ_input_to_output_maps,
4472 Sized_relobj::free_input_to_output_maps): Change visibilities to
4474 (Sized_relobj::setup): Virtualize.
4475 (Sized_relobj::do_setup): New method declaration.
4476 (Sized_relobj::invalidate_section_offset,
4477 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4478 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4479 * options.cc (parse_int): New function.
4480 * options.h (parse_int): New declaration.
4481 (DEFINE_int): New macro.
4482 (stub_group_size): New option.
4483 * output.cc (Output_section::Output_section): Initialize memebers
4484 merge_section_map_, merge_section_by_properties_map_,
4485 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4486 (Output_section::add_input_section): Handled deferred code-fill
4487 generation and remove an old comment.
4488 (Output_section::add_relaxed_input_section): New method definition.
4489 (Output_section::add_merge_input_section): Use merge section by
4490 properties map to speed to search. Update merge section maps
4492 (Output_section::build_relaxation_map): New method definition.
4493 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4495 (Output_section::relax_input_section): Renamed to
4496 Output_section::convert_input_sections_to_relaxed_sections and change
4497 interface to take a vector of pointers to relaxed sections.
4498 (Output_section::find_merge_section,
4499 Output_section::find_relaxed_input_section): New method definitions.
4500 (Output_section::is_input_address_mapped,
4501 Output_section::output_offset, Output_section::output_address):
4502 Use output section data maps to speed up searching.
4503 (Output_section::find_starting_output_address): Add comments.
4504 (Output_section::do_write,
4505 Output_section::write_to_postprocessing_buffer): Do code-fill
4506 generation as appropriate.
4507 (Output_section::get_input_sections): Invalidate relaxed input section
4509 (Output_section::restore_states): Adjust type of checkpoint .
4510 Invalidate relaxed input section map.
4511 * output.h (Output_merge_base): New class declaration.
4512 (Input_section_specifier): New class defintion.
4513 (class Output_relaxed_input_section) Change base class to
4514 Output_section_data_build.
4515 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4516 base class initializer.
4517 (Output_section::add_relaxed_input_section): New method declaration.
4518 (Output_section::Input_section): Change visibility to protected.
4519 (Output_section::Input_section::relobj,
4520 Output_section::Input_section::shndx): Handle relaxed input sections.
4521 Output_section::input_sections) Change visibility to protected. Also
4522 define overload to return a non-const pointer.
4523 (Output_section::Merge_section_properties): New class defintion.
4524 (Output_section::Merge_section_by_properties_map,
4525 Output_section::Output_section_data_by_input_section_map,
4526 Output_section::Relaxation_map): New types.
4527 (Output_section::relax_input_section): Rename method to
4528 Output_section::convert_input_sections_to_relaxed_sections and change
4529 interface to take a vector of relaxed section pointers.
4530 (Output_section::find_merge_section,
4531 Output_section::find_relaxed_input_section,
4532 Output_section::build_relaxation_map,
4533 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4534 New method declarations.
4535 (Output_section::merge_section_map_
4536 Output_section::merge_section_by_properties_map_,
4537 Output_section::relaxed_input_section_map_,
4538 Output_section::is_relaxed_input_section_map_valid_,
4539 Output_section::generate_code_fills_at_write_): New data members.
4540 * script-sections.cc
4541 (Output_section_element_input::set_section_addresses): Call
4542 current_data_size and addralign methods of relaxed input sections.
4543 (Orphan_output_section::set_section_addresses): Call current_data_size
4544 and addralign methods of relaxed input sections.
4545 * symtab.cc (Symbol_table::compute_final_value): Extract template
4546 from the body of Symbol_table::sized_finalize_symbol.
4547 (Symbol_table::sized_finalized_symbol): Call
4548 Symbol_table::compute_final_value.
4549 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4550 (Symbol_table::compute_final_value): New templated method declaration.
4551 * target.cc (Target::do_make_output_section): New method defintion.
4552 * target.h (Target::make_output_section): New method declaration.
4553 (Target::relax): Add more parameters for input objects, symbol table
4554 and layout. Adjust call to do_relax.
4555 (Target::do_make_output_section): New method declaration.
4556 (Target::do_relax): Add parameters for input objects, symbol table
4559 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4561 * pread.c: Include stdio.h.
4563 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4565 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4568 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4570 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4571 Change read_shndx type to unsigned int.
4572 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4574 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4575 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4576 Change read_shndx type to unsigned int.
4577 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4579 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4580 * layout.cc (Layout::create_symtab_sections): Cast the result of
4581 local_symcount * symsize to off_t in the gold_assert.
4583 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4585 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4586 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4588 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4589 (Arm_relocate_functions::thm_abs5): New function.
4590 (Arm_relocate_functions::abs12): New function.
4591 (Arm_relocate_functions::abs16): New function.
4592 (Arm_relocate_functions::base_abs): New function.
4593 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4594 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4595 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4597 (Scan::global): Likewise.
4598 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4599 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4600 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4601 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4604 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4606 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4607 (Arm_relocate_functions::movt_prel): New function.
4608 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4609 (Arm_relocate_functions::thm_movt_prel): New function.
4610 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4611 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4612 (Scan::global, Relocate::relocate): Likewise.
4613 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4615 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4617 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4618 Incremental_checker.
4619 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4621 (class Incremental_inputs_header): New class.
4622 (Incremental_inputs_header_writer): Edit comment.
4623 (Incremental_inputs_entry): New class.
4624 (Incremental_inputs_entry_writer): Edit comment.
4625 (Sized_incremental_binary::do_find_incremental_inputs_section):
4626 Add *strtab_shndx parameter, fill it.
4627 (Sized_incremental_binary::do_check_inputs): New method.
4628 (Incremental_checker::can_incrementally_link_output_file): Use
4629 Sized_incremental_binary::check_inputs.
4630 (Incremental_inputs::report_command_line): Save command line in
4633 (Incremental_binary::find_incremental_inputs_section): New
4635 (Incremental_binary::do_find_incremental_inputs_section): Add
4636 strtab_shndx parameter.
4637 (Incremental_binary::do_check_inputs): New pure virtual method.
4638 (Sized_incremental_binary::do_check_inputs): Declare.
4639 (Incremental_checker::Incremental_checker): Add incremental_inputs
4640 parameter, use it to initialize incremental_inputs_.
4641 (Incremental_checker::incremental_inputs_): New field.
4642 (Incremental_checker::command_line): New method.
4643 (Incremental_checker::inputs): New method.
4644 (Incremental_checker::command_line_): New field.
4646 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4648 * incremental.cc: Include <cstdarg> and "target-select.h".
4649 (vexplain_no_incremental): New function.
4650 (explain_no_incremental): New function.
4651 (Incremental_binary::error): New method.
4652 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4654 (make_sized_incremental_binary): New function.
4655 (open_incremental_binary): New function.
4656 (can_incrementally_link_file): Add checks if output is ELF and has
4658 * incremental.h: Include "elfcpp_file.h" and "output.h".
4659 (Incremental_binary): New class.
4660 (Sized_incremental_binary): New class.
4661 (open_incremental_binary): Declare.
4662 * object.cc (is_elf_object): Use
4663 elfcpp::Elf_recognizer::is_elf_file.
4664 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4665 * output.h (Output_file::filesize): New method.
4667 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4669 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4671 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4672 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4674 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4676 (Arm_relocate_functions::movw_abs_nc): New function.
4677 (Arm_relocate_functions::movt_abs): New function.
4678 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4679 (Arm_relocate_functions::thm_movt_abs): New function.
4680 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4681 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4682 (Scan::global): Likewise.
4683 (Relocate::relocate): Likewise.
4684 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4686 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4688 * arm.cc (Arm_relocate_functions::got_prel) New function.
4689 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4690 (Relocate::relocate): Likewise.
4691 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4693 2009-10-06 Ian Lance Taylor <iant@google.com>
4695 * options.h (class General_options): Define
4696 split_stack_adjust_size parameter.
4697 * object.h (class Object): Add uses_split_stack_ and
4698 has_no_split_stack_ fields. Add uses_split_stack and
4699 has_no_split_stack accessor functions. Declare
4700 handle_split_stack_section.
4701 (class Reloc_symbol_changes): Define.
4702 (class Sized_relobj): Define Function_offsets. Declare
4703 split_stack_adjust, split_stack_adjust_reltype, and
4705 * object.cc (Object::handle_split_stack_section): New function.
4706 (Sized_relobj::do_layout): Call handle_split_stack_section.
4707 * dynobj.cc (Sized_dynobj::do_layout): Call
4708 handle_split_stack_section.
4709 * reloc.cc (Sized_relobj::relocate_sections): Call
4710 split_stack_adjust for executable sections in split_stack
4711 objects. Pass reloc_map to relocate_section.
4712 (Sized_relobj::split_stack_adjust): New function.
4713 (Sized_relobj::split_stack_adjust_reltype): New function.
4714 (Sized_relobj::find_functions): New function.
4715 * target-reloc.h: Include "object.h".
4716 (relocate_section): Add reloc_symbol_changes parameter. Change
4718 * target.h (class Target): Add calls_non_split method. Declare
4719 do_calls_non_split virtual method. Declare match_view and
4721 * target.cc: Include "elfcpp.h".
4722 (Target::do_calls_non_split): New function.
4723 (Target::match_view): New function.
4724 (Target::set_view_to_nop): New function.
4725 * gold.cc (queue_middle_tasks): Give an error if mixing
4726 split-stack and non-split-stack objects with -r.
4727 * i386.cc (Target_i386::relocate_section): Add
4728 reloc_symbol_changes parameter.
4729 (Target_i386::do_calls_non_split): New function.
4730 * x86_64.cc (Target_x86_64::relocate_section): Add
4731 reloc_symbol_changes parameter.
4732 (Target_x86_64::do_calls_non_split): New function.
4733 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4735 * powerpc.cc (Target_powerpc::relocate_section): Add
4736 reloc_symbol_changes parameter.
4737 * sparc.cc (Target_sparc::relocate_section): Add
4738 reloc_symbol_changes parameter.
4739 * configure.ac: Call AM_CONDITIONAL for the default target.
4740 * configure: Rebuild.
4741 * testsuite/Makefile.am (TEST_AS): New variable.
4742 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4743 (check_DATA): Add split_i386 and split_x86_64 files.
4744 (SPLIT_DEFSYMS): Define.
4745 (split_i386_[1234n].o): New targets.
4746 (split_i386_[124]): New targets.
4747 (split_i386_[1234r].stdout): New targets.
4748 (split_x86_64_[1234n].o): New targets.
4749 (split_x86_64_[124]): New targets.
4750 (split_x86_64_[1234r].stdout): New targets.
4751 (MOSTLYCLEANFILES): Add new executables.
4752 * testsuite/split_i386.sh: New file.
4753 * testsuite/split_x86_64.sh: New file.
4754 * testsuite/split_i386_1.s: New file.
4755 * testsuite/split_i386_2.s: New file.
4756 * testsuite/split_i386_3.s: New file.
4757 * testsuite/split_i386_4.s: New file.
4758 * testsuite/split_i386_n.s: New file.
4759 * testsuite/split_x86_64_1.s: New file.
4760 * testsuite/split_x86_64_2.s: New file.
4761 * testsuite/split_x86_64_3.s: New file.
4762 * testsuite/split_x86_64_4.s: New file.
4763 * testsuite/split_x86_64_n.s: New file.
4764 * testsuite/testfile.cc (Target_test): Update relocation_section
4766 * testsuite/Makefile.in: Rebuild.
4768 2009-10-06 Ian Lance Taylor <iant@google.com>
4770 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4771 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4772 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4773 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4774 the address on ldo_addrs_.
4775 (Target_i386::Relocate::fix_up_ldo): New function.
4777 2009-10-06 Rafael Espindola <espindola@google.com>
4779 * plugin.cc (add_input_library): New.
4780 (Plugin::load): Add add_input_library to tv.
4781 (Plugin_manager::add_input_file): Add the is_lib argument.
4782 (add_input_file): Update call to Plugin_manager::add_input_file.
4783 (add_input_library): New.
4784 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4786 2009-09-30 Doug Kwan <dougkwan@google.com>
4788 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4789 symbol and call Symbol::may_need_copy_reloc to determine if
4790 a copy reloc is needed.
4791 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4792 nocopyreloc is given in command line.
4793 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4794 given in command line.
4795 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4796 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4797 of the removed Target_i386::may_need_copy_reloc.
4798 * options.h (copyreloc): New option with default value false.
4799 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4800 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4801 instead of the removed Target_powerpc::may_need_copy_reloc.
4802 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4803 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4804 instead of the removed Target_sparc::may_need_copy_reloc.
4805 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4806 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4807 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4808 instead of the removed Target_x86_64::may_need_copy_reloc.
4810 2009-09-30 Ian Lance Taylor <iant@google.com>
4812 * object.h (class Object): Remove target_ field, and target,
4813 sized_target, and set_target methods.
4814 (Object::sized_target): Remove.
4815 (class Sized_relobj): Update declarations. Remove sized_target.
4816 * object.cc (Sized_relobj::setup): Remove target parameter.
4818 (Input_objects::add_object): Don't do anything with the target.
4819 (make_elf_sized_object): Add punconfigured parameter. Change all
4820 callers. Set or test parameter target.
4821 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4823 * parameters.cc (Parameters::set_target): Change parameter type to
4825 (Parameters::default_target): Remove.
4826 (set_parameters_target): Change parameter type to be non-const.
4827 (parameters_force_valid_target): New function.
4828 (parameters_clear_target): New function.
4829 * parameters.h (class Parameters): Update declarations. Remove
4830 default_target method. Add sized_target and clear_target
4831 methods. Change target_ to be non-const.
4832 (set_parameters_target): Update declaration.
4833 (parameters_force_valid_target): Declare.
4834 (parameters_clear_target): Declare.
4835 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4836 as NULL if we aren't searching.
4837 (Add_symbols::run): Don't check for compatible target.
4838 * fileread.cc (Input_file::open_binary): Call
4839 parameters_force_valid_target.
4840 * gold.cc (queue_middle_tasks): Likewise.
4841 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4842 set_target on object.
4843 * dynobj.h (class Sized_dynobj): Update declarations.
4844 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4845 make_elf_object returns NULL.
4846 (Archive::include_member): Don't check whether object target is
4848 * output.cc (Output_section::add_input_section): Get target from
4850 (Output_section::relax_input_section): Likewise.
4851 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4853 (Sized_relobj::do_scan_relocs): Likewise.
4854 (Sized_relobj::relocate_sections): Likewise.
4855 * resolve.cc (Symbol_table::resolve): Likewise.
4856 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4857 parameter. Change all callers.
4858 (Symbol_table::add_from_object): Get target from parameters.
4859 (Symbol_table::add_from_relobj): Don't check object target.
4860 (Symbol_table::add_from_dynobj): Likewise.
4861 (Symbol_table::define_special_symbol): Get target from
4863 * symtab.h (class Symbol_table): Update declaration.
4864 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4865 parameter. Change all callers. Clear parameter target.
4866 (Binary_test): Test target here.
4867 * testsuite/object_unittest.cc (gold_testsuite): Remove
4868 target_test_pointer parameter. Change all callers.
4869 (Object_test): Test target here.
4871 2009-09-26 Ian Lance Taylor <iant@google.com>
4873 * testsuite/initpri1.c: Don't try to use constructor priorities if
4874 compiling with gcc before 4.3.
4876 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4878 * testsuite/retain_symbols_file_test.sh (check_present): Change
4879 output file name to retain_symbols_file_test.stdout.
4880 (check_absent): Likewise.
4882 2009-09-18 Craig Silverstein <csilvers@google.com>
4884 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4885 * options.cc: Include <cerrno> and <fstream>.
4886 (General_options::finalize): Parse -retain-symbols-file tag.
4887 * options.h: New flag.
4888 (General_options): New method should_retain_symbol, new
4889 variable symbols_to_retain.
4890 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4891 should_retain_symbol map.
4892 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4893 * testsuite/Makefile.in: Regenerate.
4894 * testsuite/retain_symbols_file_test.sh: New file.
4896 2009-09-18 Nick Clifton <nickc@redhat.com>
4898 * po/es.po: Updated Spanish translation.
4900 2009-09-17 Doug Kwan <dougkwan@google.com>
4902 * debug.h (DEBUG_RELAXATION): New constant.
4903 (DEBUG_ALL): Add DEBUG_RELAXATION.
4904 (debug_string_to_enum): Add relaxation debug option.
4906 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4907 Layout::Relaxation_debug_check::read_sections,
4908 Layout::Relaxation_debug_check::read_sections): New method definitions.
4909 (Layout::Layout): Initialize data members
4910 record_output_section_data_from_scrips_,
4911 script_output_section_data_list_ and relaxation_debug_check_.
4912 (Layout::save_segments, Layout::restore_segments,
4913 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4914 Layout::relaxation_loop_body): New method definitions.
4915 (Layout::finalize): Support relaxation. Move section layout code to
4916 Layout::relaxation_loop_body.
4917 (Layout::set_asection_address_from_script): Move code for orphan
4918 section placement out.
4919 (Layout::place_orphan_sections_in_script): New method definition.
4920 * layout.h (Output_segment_headers, Output_file_header):
4921 New forward class declarations.
4922 (Layout::~Layout): Define.
4923 (Layout::new_output_section_data_from_script): New method definition.
4924 (Layout::place_orphan_sections_in_script): New method declaration.
4925 (Layout::Segment_states): New type declaration.
4926 (Layout::save_segments, Layout::restore_segments,
4927 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4928 Layout::relaxation_loop_body): New method declarations.
4929 (Layout::Output_section_data_list): New type declaration.
4930 (Layout::Relaxation_debug_check): New class definition.
4931 (Layout::record_output_section_data_from_script_,
4932 Layout::script_output_section_data_list_, Layout::segment_states_,
4933 Layout::relaxation_debug_check_): New data members.
4934 * output.cc: (Output_section_headers::do_size): New method definition.
4935 (Output_section_headers::Output_section_headers): Move size
4936 computation to Output_section_headers::do_size.
4937 (Output_segment_headers::do_size): New method definition.
4938 (Output_file_header::Output_file_header): Move size computation to
4939 Output_file_header::do_size and call it.
4940 (Output_file_header::do_size): New method definition.
4941 (Output_data_group::Output_data_group): Adjust call to
4942 Output_section_data.
4943 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4944 (Output_symtab_xindex::do_write): Add array bound check.
4945 (Output_section::Input_section::print_to_mapfile): Handle
4946 RELAXED_INPUT_SECTION_CODE.
4947 (Output_section::Output_section): Initialize data member checkpoint_.
4948 (Output_section::~Output_section): Delete checkpoint object pointed
4950 (Output_section::add_input_section): Always add an Input_section if
4952 (Output_section::add_merge_input_section): Add assert.
4953 (Output_section::relax_input_section): New method definition.
4954 (Output_section::set_final_data_size): Set load address to zero for
4955 an unallocated section.
4956 (Output_section::do_address_and_file_offset_have_reset_values):
4957 New method definition.
4958 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4959 Handle relaxed input section.
4960 (Output_section::sort_attached_input_sections): Checkpoint input
4961 section list lazily.
4962 (Output_section::get_input_sections): Change type of input_sections to
4963 list of Simple_input_section pointers. Checkpoint input section list
4964 lazily. Also handle relaxed input sections.
4965 (Output_section::add_input_section_for_script): Take a reference to
4966 a Simple_input_section object instead of Relobj pointer and section
4967 index as parameter. Handle relaxed input sections.
4968 (Output_section::save_states, Output_section::restore_states): New
4970 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4971 (Output_data::is_data_size_fixed): New method definition.
4972 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4974 (Output_data::address_and_file_offset_have_reset_values): New method
4976 (Output_data::do_address_and_file_offset_have_reset_values): New method
4978 (Output_data::set_data_size): Check that data size is not fixed.
4979 (Output_data::fix_data_size): New method definition.
4980 (Output_data::is_data_size_fixed_): New data member.
4981 (Output_section_headers::set_final_data_size): New method definition.
4982 (Output_section_headers::do_size): New method declaration.
4983 (Output_segment_headers::set_final_data_size): New method definition.
4984 (Output_segment_headers::do_size): New method declaration.
4985 (Output_file_header::set_final_data_size)::New method definition.
4986 (Output_file_header::do_size)::New method declaration.
4987 (Output_section_data::Output_section_data): Add new parameter
4988 is_data_size_fixed and use it to fix data size.
4989 (Output_data_const::Output_data_const): Adjust call to base class
4990 constructor and fix data size.
4991 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4992 base class constructor and fix data size.
4993 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4994 base class constructor and fix data size.
4995 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4996 class constructor and fix data size.
4997 (Output_data_group::set_final_data_size): New method definition.
4998 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4999 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5000 class constructor and fix data size.
5001 (Output_relaxed_input_section): New class definition.
5002 (Output_section::Simple_input_section): New class definition.
5003 (Output_section::get_input_sections): Adjust parameter list.
5004 (Output_section::add_input_section_for_script): Same.
5005 (Output_section::save_states, Output_section::restore_states,
5006 Output_section::do_address_and_file_offset_have_reset_values,
5007 (Output_section::Input_section::Input_section): Handle
5008 RELAXED_INPUT_SECTION_CODE. Add new overload for
5009 Output_relaxed_input_section.
5010 (Output_section::Input_section::is_input_section,
5011 Output_section::Input_section::set_output_section): Handle relaxed
5013 (Output_section::Input_section::is_relaxed_input_section,
5014 Output_section::Input_section::output_section_data,
5015 Output_section::Input_section::relaxed_input_section): New method
5017 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5019 (Output_section::Input_section::u1_): Update comments.
5020 (Output_section::Input_section::u2_): Add new union member poris.
5021 (Output_section::Checkpoint_output_section): New classs definition.
5022 (Output_section::relax_input_section): New method declaration.
5023 (Output_section::checkpoint_): New data member.
5024 (Output_segment): Update comments.
5025 (Output_segment::Output_segment): Un-privatize copy constructor.
5026 (Output_segment::operator=): Un-privatize.
5027 * script-sections.cc (Output_section_element::Input_section_list):
5028 Change element type to Output_section::Simple_input_section.
5029 (Output_section_element_dot_assignment::set_section_addresses):
5030 Register output section data for relaxation clean up.
5031 (Output_data_exression::Output_data_expression): Adjust call to base
5032 constructor to fix data size.
5033 (Output_section_element_data::set_section_addresses): Register
5034 Output_data_expression object for relaxation clean up.
5035 (struct Input_section_info): Replace Relobj pointer and section index
5036 pair with Output_section::Simple_input_section and Convert struct to a
5038 (Input_section_sorter::operator()): Adjust access to
5039 Input_section_info data member to use accessors.
5040 (Output_section_element_input::set_section_addresses): Use layout
5041 parameter. Adjust code to use Output_section::Simple_input_section
5042 and Input_secction_info classes. Register filler for relaxation
5044 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5045 and section index pair with Output_section::Simple_input_section
5046 class. Adjust code accordingly.
5047 (Phdrs_element::release_segment): New method definition.
5048 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5050 (Script_sections::release_segments): New method definition.
5051 * gold/script-sections.h (Script_sections::release_segments): New
5053 * gold/target.h (Target::may_relax, Target::relax,
5054 Target::do_may_relax, Target::do_relax): New method definitions.
5056 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5058 * arm.cc (has_signed_unsigned_overflow): New function.
5059 (Arm_relocate_functions::abs8): New function.
5060 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5061 (Target_arm::Scan::global): Likewise.
5062 (Target_arm::relocate::relocate): Likewise.
5063 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5066 2009-09-16 Cary Coutant <ccoutant@google.com>
5068 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5069 * testsuite/Makefile.in: Regenerate.
5071 2009-09-11 Nick Clifton <nickc@redhat.com>
5073 * po/gold.pot: Updated by the Translation project.
5075 2009-09-08 Cary Coutant <ccoutant@google.com>
5077 * output.cc (Output_file::open): Add execute permission to empty file.
5078 * testsuite/Makefile.am (permission_test): New test.
5079 * testsuite/Makefile.in: Regenerate.
5081 2009-09-02 Ian Lance Taylor <iant@google.com>
5083 * output.cc (Output_file::resize): Call map_no_anonymous rather
5086 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5088 * gold.cc: Include "incremental.h".
5089 (queue_initial_tasks): Call Incremental_checker methods.
5090 * incremental.cc: Include "output.h".
5091 (Incremental_checker::can_incrementally_link_output_file): New
5093 * incremental.h (Incremental_checker): New class.
5095 * output.cc (Output_file::open_for_modification): New method.
5096 (Output_file::map_anonymous): Changed return type to bool. Record
5098 (Output_file::map_no_anonymous): New method, broken out of map.
5099 (Output_file::map): Use map_no_anonymous and map_anonymous.
5100 * output.h (class Output_file): Update declarations.
5102 2009-08-24 Cary Coutant <ccoutant@google.com>
5104 * options.h (Command_line::Pre_options): New class.
5105 (Command_line::pre_options): New member.
5106 * options.cc (gold::options::ready_to_register): New variable.
5107 (One_option::register_option): Do nothing if not registering options.
5108 Assert if same short option registered twice.
5109 (General_options::General_options): Turn off option registration when
5111 (Command_line::Pre_options::Pre_options): New constructor.
5113 2009-08-24 Cary Coutant <ccoutant@google.com>
5115 * options.h (General_options::no_keep_memory): Remove incorrect
5118 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5120 * Makefile.am (am__skiplex, am__skipyacc): New.
5121 * Makefile.in: Regenerate.
5123 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5125 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5126 (INCLUDES): ... this.
5127 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5128 (AM_CPPFLAGS): Renamed from ...
5129 (INCLUDE): ... this.
5130 * Makefile.in, testsuite/Makefile.in: Regenerate.
5132 * Makefile.in: Regenerate.
5133 * aclocal.m4: Likewise.
5134 * config.in: Likewise.
5135 * configure: Likewise.
5136 * testsuite/Makefile.in: Likewise.
5138 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5139 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5140 * Makefile.in: Regenerate.
5141 * testsuite/Makefile.in: Regenerate.
5143 2009-08-19 Cary Coutant <ccoutant@google.com>
5145 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5146 symbols in shared libraries overridden by hidden or internal symbols
5147 in the main program.
5149 2009-08-19 Chris Demetriou <cgd@google.com>
5151 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5152 checking source file names in error messages.
5154 2009-08-18 Doug Kwan <dougkwan@google.com>
5156 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5157 an elcpp::Ehdr as parameter. Adjust call to set_target.
5158 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5159 an elfcpp::Ehdr as parameter.
5160 * object.cc (Object::set_target): Remove the version that looks up
5161 a target and sets it.
5162 (Sized_relobj::setup): Take a Target object instead of
5163 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5164 (make_elf_sized_object): Find target and ask target to
5166 * object.h: (Object::set_target): Remove the version that looks up
5167 a target and sets it.
5168 (Sized_relobj::setup): Take a Target object instead of
5169 an elfcpp:Ehdr as parameter.
5170 * target.cc: Include dynobj.h.
5171 (Target::do_make_elf_object_implementation): New.
5172 (Target::do_make_elf_object): New.
5173 * target.h (Target::make_elf_object): New template declaration.
5174 (Target::do_make_elf_object): New method declarations.
5175 (Target::do_make_elf_object_implementation): New template declaration.
5177 2009-08-14 Ian Lance Taylor <iant@google.com>
5179 * gold.h (FUNCTION_NAME): Define.
5180 (gold_unreachable): Use FUNCTION_NAME.
5182 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5184 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5185 symbol in the --keep-unique list is not found.
5187 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5189 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5190 been maked as --keep-unique.
5191 (Icf::unfold_section): New function.
5192 * icf.h (Icf::unfold_section): New function.
5193 * options.h (General_options::keep_unique): New option.
5194 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5195 * testsuite/Makefile.in: Regenerate.
5196 * testsuite/icf_keep_unique_test.sh: New file.
5197 * testsuite/icf_keep_unique_test.cc: New file.
5199 2009-08-12 Cary Coutant <ccoutant@google.com>
5202 * resolve.cc (Symbol_table::resolve): Check for references from
5203 dynamic objects to hidden and internal symbols.
5204 * testsuite/Makefile.am (hidden_test.sh): New test.
5205 * testsuite/Makefile.in: Regenerate.
5206 * testsuite/hidden_test.sh: New script.
5207 * testsuite/hidden_test_1.c: New test source.
5208 * testsuite/hidden_test_main.c: New test source.
5210 2009-08-11 Doug Kwan <dougkwan@google.com>
5212 * arm.cc: Update comments.
5213 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5214 segment to locate the .ARM.exidx section if present.
5216 2009-08-09 Doug Kwan <dougkwan@google.com>
5218 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5221 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5222 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5225 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5227 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5228 valid tls_segment only for non-debug-section relocations.
5229 * testsuite/Makefile.am: Add gc_tls_test.
5230 * testsuite/Makefile.in: Regenerate.
5231 * testsuite/gc_tls_test.cc: New file.
5232 * testsuite/gc_tls_test.sh: New file.
5234 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5238 * Makefile.am (CCFILES): Add icf.cc.
5240 * Makefile.in: Regenerate.
5241 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5242 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5243 section, symbol and addend information for the relocs.
5244 * gold.cc (queue_middle_tasks): Call identical code folding.
5245 * gold.h: Add defines for multimap.
5246 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5247 to the call of finalize_local_symbols.
5248 * main.cc (main): Create object of class Icf.
5249 * object.cc (Sized_relobj::do_layout): Allow this function to be
5250 called twice during icf.
5251 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5252 to sections marked as identical by icf.
5253 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5255 (Sized_relobj::do_section_entsize): New function.
5256 * object.h (Object::section_entsize): New function.
5257 (Object::do_section_entsize): New pure virtual function.
5258 (Relobj::finalize_local_symbols): Add new parameter.
5259 (Relobj::do_section_entsize): New function.
5260 * options.h (General_options::icf): New option.
5261 (General_options::icf_iterations): New option.
5262 (General_options::print_icf_sections): New option.
5263 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5264 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5265 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5267 * symtab.cc (Symbol_table::is_section_folded): New function.
5268 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5269 to sections marked as identical by icf.
5270 * symtab.h (Symbol_table::set_icf): New function.
5271 (Symbol_table::icf): New function.
5272 (Symbol_table::is_section_folded): New function.
5273 (Symbol_table::icf_): New data member.
5274 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5275 * testsuite/Makefile.am: Add commands to build icf_test.
5276 * testsuite/Makefile.in: Regenerate.
5277 * testsuite/icf_test.sh: New file.
5278 * testsuite/icf_test.cc: New file.
5280 2009-07-24 Chris Demetriou <cgd@google.com>
5282 * layout.cc (is_compressible_debug_section): Fix incorrect
5283 comment about compressed section names.
5285 2009-07-20 Ian Lance Taylor <ian@airs.com>
5288 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5290 2009-07-16 Ian Lance Taylor <iant@google.com>
5293 * layout.h: #include <map>.
5294 (class Kept_section): Change from struct to class. Add accessors
5295 and setters. Add section size to Comdat_group mapping. Change
5296 Comdat_group to std::map. Add is_comdat_ field. Add
5297 linkonce_size field in union.
5298 (class Layout): Update declaration of find_or_add_kept_section.
5299 Don't declare find_kept_object.
5300 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5301 parameter. Add object, shndx, is_comdat, and is_group_name
5302 parameters. Change all callers. Adjust for new Kept_section.
5303 (Layout::find_kept_object): Remove.
5304 * object.cc (Sized_relobj::include_section_group): Update use of
5305 Kept_section. Rename secnum to shndx. Only record
5306 Kept_comdat_section if sections are the same size.
5307 (Sized_relobj::include_linkonce_section): Update use of
5308 Kept_section. Only record Kept_comdat_section if sections are the
5309 same size. Set size of linkonce section.
5310 (Sized_relobj::map_to_kept_section): Update call to
5311 get_kept_comdat_section.
5312 * object.h (class Sized_relobj): Rename fields in
5313 Kept_comdat_section to drop trailing underscores; change object
5314 field to Relobj*. Change Kept_comdat_section_table to store
5315 struct rather than pointer.
5316 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5317 Add kept_object and kept_shndx parameters. Change all callers.
5318 (Sized_relobj::get_kept_comdat_section): Change return type to
5319 bool. Add kept_object and kept_shndx parameters. Change all
5321 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5322 Layout::find_or_add_kept_section.
5324 2009-07-09 Ian Lance Taylor <iant@google.com>
5326 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5327 Reserve space in the hash table.
5329 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5331 * fileread.cc (File_read::get_mtime): New method.
5332 * fileread.h (Timespec): New structure.
5333 (File_read::get_mtime): New method.
5334 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5335 Renamed from timestamp_nsec.
5336 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5338 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5340 (Incremental_inputs::report_archive): Save mtime; style fix.
5341 (Incremental_inputs::report_obejct): Save mtime; style fix.
5342 (Incremental_inputs::report_script): Save mtime; style fix.
5343 (Incremental_inputs::finalize_inputs): Style fix.
5344 (Incremental_inputs::finalize): Style fix.
5345 (Incremental_inputs::create_input_section_data): Store inputs
5347 * incremental.h (Incremental_inputs::report_script): Add mtime
5349 (Incremental_inputs::Input_info::Input_info): Intialize only one
5351 (Incremental_inputs::Input_info::archive): Move to nameless
5353 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5354 (Incremental_inputs::Input_info::script): Move to nameless union.
5355 (Incremental_inputs::mtime): New field.
5356 * script.cc (read_input_script): Pass file mtime to
5358 * script.h (Script_info::inputs): Style fix.
5360 2009-07-01 Ian Lance Taylor <ian@airs.com>
5362 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5365 2009-06-24 Ian Lance Taylor <iant@google.com>
5368 * layout.cc (Layout::choose_output_section): If we find an
5369 existing section, update the flags.
5370 (Layout::create_notes): New function, broken out of
5372 (Layout::finalize): Don't create note sections.
5373 (Layout::create_note): Don't crash if linker script discards
5375 (Layout::create_gold_note): Likewise.
5376 (Layout::create_build_id): Likewise. Don't set
5377 after_input_sections on the section.
5378 (Layout::create_executable_stack_info): Remove target parameter.
5380 * layout.h (class Layout): Declare create_notes. Update
5381 declaration of create_executable_stack_info.
5382 * gold.cc (queue_middle_tasks): Call create_notes.
5383 * output.cc (Output_section::update_flags_for_input_section): Move
5384 here from output.h. If SHF_ALLOC flag is newly set, mark address
5386 * output.h (Output_data::mark_address_invalid): New function.
5387 (class Output_section): Only declare, not define,
5388 update_flags_for_input_section. Remove set_flags.
5390 2009-06-24 Ian Lance Taylor <iant@google.com>
5392 * script-sections.cc (Output_section_definition::
5393 set_section_addresses): Rename shadowing local load_address to
5396 2009-06-24 Ian Lance Taylor <iant@google.com>
5399 * reloc.cc (relocate_sections): Skip empty relocation sections.
5401 2009-06-23 Ian Lance Taylor <iant@google.com>
5404 * layout.cc (Layout::create_note): Use choose_output_section
5405 rather than make_output_section.
5407 2009-06-23 Ian Lance Taylor <iant@google.com>
5410 * options.cc (General_options::parse_V): Set printed_version_.
5411 (General_options::General_options): Initialize printed_version_.
5412 * options.h (class General_options): Add printed_version_ field.
5413 * gold.cc (queue_initial_tasks): If there are no input files,
5414 don't give a fatal error if we printed the version information.
5415 (queue_middle_tasks): If using -r with a shared object, give a
5416 fatal error rather than an ordinary error.
5418 2009-06-23 Ian Lance Taylor <iant@google.com>
5421 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5422 (Layout::make_output_section): Set have_stabstr_section_ if we see
5423 a .stab*str section.
5424 (Layout::finalize): Call link_stabs_sections.
5425 (Layout::link_stabs_sections): New file.
5426 * layout.h (class Layout): Add have_stabstr_section_ field.
5427 Declare link_stabs_sections.
5429 2009-06-23 Doug Kwan <dougkwan@google.com>
5431 * Makefile.am (libgold_a_LIBADD): New.
5432 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5433 * Makefile.in: Regenerate.
5434 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5435 * configure: Regenerate.
5436 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5437 * fileread.cc: Include sys/state.h
5438 * gold.h: Declare memmem and strndup if found missing.
5439 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5441 2009-06-23 Ian Lance Taylor <iant@google.com>
5443 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5444 * configure: Rebuild.
5446 2009-06-23 Ian Lance Taylor <iant@google.com>
5449 * object.cc (Object::section_contents): Don't try to get a view if
5450 the section has length zero.
5451 (Object::handle_gnu_warning_section): If the section is empty, use
5452 the name of the section as the warning.
5454 2009-06-23 Ian Lance Taylor <iant@google.com>
5457 * stringpool.h (class Stringpool_template): Add optimize_ field.
5458 (Stringpool_template::set_optimize): New function.
5459 * stringpool.cc (Stringpool_template::Stringpool_template):
5460 Initialize optimize_ field.
5461 (Stringpool_template::set_string_offsets): Test local optimize
5462 fild rather than parameter.
5463 * layout.cc (Layout::Layout): Call set_optimize on the section
5466 2009-06-22 Ian Lance Taylor <iant@google.com>
5469 * yyscript.y: Parse TARGET.
5470 * script.cc (script_set_target): New function.
5471 * script-c.h (script_set_target): Declare.
5472 * options.cc (General_options::string_to_object_format): Rename
5473 from string_to_object_format in anonymous namespace. Change
5475 * options.h (class General_options): Declare
5476 string_to_object_format.
5478 2009-06-22 Ian Lance Taylor <iant@google.com>
5480 * script-sections.cc (Script_sections::create_segments): Don't put
5481 program headers in a PT_LOAD segment if -n or -N.
5483 2009-06-22 Ian Lance Taylor <iant@google.com>
5486 * options.h (class General_options): Add -z lazy and -z now. Sort
5487 -z options into alphabetical order.
5488 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5490 2009-06-21 Ian Lance Taylor <iant@google.com>
5492 * layout.cc (Layout::make_output_section): Call
5493 Target::new_output_section.
5494 (Layout::attach_allocated_section_to_segment): Put large section
5495 sections in a separate load segment with the large segment flag
5497 (Layout::segment_precedes): Sort large data segments after other
5499 (align_file_offset): New static function.
5500 (Layout::set_segment_offsets): Use align_file_offset.
5501 * output.h (class Output_section): Add is_small_section_ and
5502 is_large_section_ fields.
5503 (Output_section::is_small_section): New function.
5504 (Output_section::set_is_small_section): New function.
5505 (Output_section::is_large_section): New function.
5506 (Output_section::set_is_large_section): New function.
5507 (Output_section::is_large_data_section): New function.
5508 (class Output_segment): Add is_large_data_segment_ field.
5509 (Output_segment::is_large_data_segment): New function.
5510 (Output_segment::set_is_large_data_segment): New function.
5511 * output.cc (Output_section::Output_section): Initialize new
5513 (Output_segment::Output_segment): Likewise.
5514 (Output_segment::add_output_section): Add assertion that large
5515 data sections always go in large data segments. Force small data
5516 sections to the end of the list of data sections. Force small BSS
5517 sections to the start of the list of BSS sections. For large BSS
5518 sections to the end of the list of BSS sections.
5519 * symtab.h (class Symbol): Declare is_common_shndx.
5520 (Symbol::is_defined): Check Symbol::is_common_shndx.
5521 (Symbol::is_common): Likewise.
5522 (class Symbol_table): Define enum Commons_section_type. Update
5523 declarations. Add small_commons_ and large_commons_ fields.
5524 * symtab.cc (Symbol::is_common_shndx): New function.
5525 (Symbol_table::Symbol_table): Initialize new fields.
5526 (Symbol_table::add_from_object): Put small and large common
5527 symbols in the right list.
5528 (Symbol_table::sized_finalized_symbol): Check
5529 Symbol::is_common_shndx.
5530 (Symbol_table::sized_write_globals): Likewise.
5531 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5532 common symbol lists. Don't call do_allocate_commons_list if the
5534 (Symbol_table::do_allocate_commons_list): Remove is_tls
5535 parameter. Add comons_section_type parameter. Change all
5536 callers. Handle small and large common symbols.
5537 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5538 Symbol::is_common_shndx.
5539 * resolve.cc (symbol_to_bits): Likewise.
5540 * target.h (Target::small_common_shndx): New function.
5541 (Target::small_common_section_flags): New function.
5542 (Target::large_common_shndx): New function.
5543 (Target::large_common_section_flags): New function.
5544 (Target::new_output_section): New function.
5545 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5546 small_common_section_flags, and large_common_section_flags
5548 (Target::do_new_output_section): New virtual function.
5549 * arm.cc (Target_arm::arm_info): Initialize new fields.
5550 * i386.cc (Target_i386::i386_info): Likewise.
5551 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5553 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5554 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5555 (Target_x86_64::do_new_output_section): New function.
5556 * configure.ac: Define conditional MCMODEL_MEDIUM.
5557 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5558 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5559 (large_LDFLAGS): Define.
5560 * testsuite/large.c: New file.
5561 * testsuite/testfile.cc (Target_test::test_target_info):
5562 Initialize new fields.
5563 * configure, testsuite/Makefile.in: Rebuild.
5565 2009-06-05 Doug Kwan <dougkwan@google.com>
5567 * Makefile.am (CCFILES): Add target.cc.
5568 * Makefile.in: Regenerate.
5569 * i386.cc (class Target_i386): Define new virtual method to
5570 override do_is_local_label_name in parent.
5571 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5572 local symbols if --discard-locals or -X is given.
5573 * options.h (class General_options): Declare new options
5574 '--discard-locals' and '-X' for discarding locals.
5575 * target.h (class Target): Define new methods is_local_label_name.
5576 Declare new virtual method do_is_local_label_name.
5577 * target.cc: New file.
5578 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5579 (check_SCRIPTS): Add discard_locals_test.sh.
5580 (check_DATA): Add discard_local_tests.syms.
5581 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5582 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5583 * testsuite/Makefile.in: Regenerate.
5584 * testsuite/discard_locals_test.c: New file.
5585 * testsuite/discard_locals_test.sh: Same.
5587 2009-06-05 Doug Kwan <dougkwan@google.com>
5589 * object.cc (Sized_relobj::Sized_relobj): Initialize
5590 discarded_eh_frame_shndx_ to -1U.
5591 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5593 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5594 a discarded .eh_frame section.
5595 (Sized_relobj::do_finalize_local_symbols): Ditto.
5596 * object.h (class Sized_relobj): Declare new member
5597 discarded_eh_frame_shndx_.
5598 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5599 (local_labels_test.o, local_labels_test): New rules.
5600 * testsuite/Makefile.in: Regenerate.
5602 2009-06-04 Doug Kwan <dougkwan@google.com>
5604 * layout.cc (Layout::section_name_mapping): Add mapping for
5605 special ARM sections.
5607 2009-06-03 Doug Kwan <dougkwan@google.com>
5609 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5610 (utils::has_overflow): Same.
5612 2009-06-03 Ian Lance Taylor <iant@google.com>
5614 * layout.cc (Layout::section_name_mapping): New array, replacing
5615 Layout::linkonce_mapping.
5616 (Layout::section_name_mapping_count): New variable, replacing
5617 Layout::linkonce_mapping_count.
5618 (Layout::linkonce_output_name): Remove.
5619 (Layout::output_section_name): Rewrite.
5620 * layout.h (class Layout): Rename Linkonce_mapping to
5621 Section_name_mapping, linkonce_mapping to section_name_mapping,
5622 linkonce_mapping_count to section_name_mapping_count. Don't
5623 declare linkonce_output_name.
5625 2009-06-03 Doug Kwan <dougkwan@google.com>
5627 * gold/arm.cc (namespace utils): New.
5628 (Target_arm::reloc_is_non_pic): Define new method.
5629 (class Arm_relocate_functions): New.
5630 (Target_arm::Relocate::relocate): Handle relocation types used by
5633 2009-06-03 Ian Lance Taylor <iant@google.com>
5635 * arm.cc (Target_arm::scan::global): Use || instead of |.
5637 2009-06-02 Doug Kwan <dougkwan@google.com>
5639 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5640 issued_non_pic_error_.
5641 (class Target_arm::Scan): Declare new method check_non_pic.
5642 Define new method symbol_needs_plt_entry.
5643 Declare new data member issued_non_pic_error_.
5644 (class Target_arm::Relocate): Declare new method
5645 should_apply_static_reloc.
5646 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5647 (Target_arm::Scan::check_non_pic): Define new method.
5648 (Target_arm::Scan::local): Handle a small subset of reloc types used
5650 (Target_arm::Scan::local): Same.
5651 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5653 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5655 * incremental.cc (Incremental_inputs::report_command_line): Filter
5656 out --incremental-* options.
5658 2009-05-29 Doug Kwan <dougkwan@google.com>
5660 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5662 (class Target_arm): Update comment.
5663 (Target_arm::Target_arm): Initialize new data members GOT_,
5664 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5665 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5666 and Target_arm::rel_dyn_section.
5667 Declare new_enum Target_arm::Got_type.
5668 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5670 Update commments for member do_dynsym_value.
5671 (Target_arm::got_size, Target_arm::plt_section,
5672 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5673 new methods inside class defintion.
5674 (Target_arm::got_section): Define new method.
5675 (Target_arm::rel_dyn_section): Same.
5676 (Output_data_plt_arm): New template class.
5677 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5678 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5679 (Output_data_plt_arm::add_entry): Same.
5680 (Output_data_plt_arm::first_plt_entry): Define new
5681 static data member for PLT instruction template.
5682 (Output_data_plt_arm::plt_entry): Same.
5683 (Output_data_plt_arm::do_write): Define new method.
5684 (Target_arm::make_plt_entry): Same.
5685 (Target_arm::do_finalize_sections): Same.
5686 (Target_arm::do_dynsym_value): Same.
5688 2009-05-28 Doug Kwan <dougkwan@google.com>
5690 * Makefile.am (TARGETSOURCES): Add arm.cc.
5691 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5692 * Makefile.in: Regenerate.
5694 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5696 2009-05-26 Doug Kwan <dougkwan@google.com>
5698 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5699 (General_options::check_excluded_libs): Strip off directories in
5700 archive name before matching like GNU ld does.
5701 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5702 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5703 (exclude_libs_test_LDFLAGS): Add linker option
5704 -Wl,--exclude-libs,libexclude_libs_test_3
5705 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5706 an explicit archive without using -l.
5707 (alt/libexclude_libs_test_3.a): New make rule.
5708 * testsuite/Makefile.in: Regenerate.
5709 * testsuite/exclude_libs_test.c : Declare lib3_default().
5711 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5712 * exclude_libs_test_3.c: New file.
5714 2009-05-26 Nick Clifton <nickc@redhat.com>
5716 * po/id.po: New Indonesian translation.
5717 * po/gold.pot: Updated template file.
5719 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5721 * testsuite/Makefile.am: Add -ffunction-sections to compile
5722 gc_comdat_test files. Add -Wl,--gc-sections to build
5724 * testsuite/Makefile.in: Regenerate.
5725 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5727 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5729 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5730 kept comdat section was garbage collected.
5731 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5732 * testsuite/Makefile.in: Regenerate.
5733 * testsuite/gc_comdat_test.sh: New file.
5734 * testsuite/gc_comdat_test_1.cc: New file.
5735 * testsuite/gc_comdat_test_2.cc: New file.
5737 2009-05-19 Doug Kwan <dougkwan@google.com>
5739 * archive.cc (Archive::Archive): Move constructor from archive.h
5740 to here. Initialize no_export_.
5741 (Archive::get_elf_object_for_member): Set no_export flag of object.
5742 * archive.h (Archive::Archive): Move constructor body to
5744 (Archive::no_export): New method.
5745 (Archive::no_export_): New field.
5746 * object.h (Object::Object): Initialize no_export_ to false.
5747 (Object::no_export, Object::set_no_export): New methods.
5748 (Object::no_export_): New field.
5749 * options.cc (General_options::parse_exclude_libs): New method.
5750 (General_options::check_excluded_libs) Same.
5751 * options.h (exclude_libs): New option.
5752 (General_options::check_excluded_libs): New method declaration.
5753 (General_options::excluded_libs_): New field.
5754 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5755 default or protected visibility if an object has no-export flag set.
5756 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5757 (check_SCRIPTS): Add exclude_libs_test.sh.
5758 (check_DATA): Add exclude_libs_test.syms.
5759 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5760 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5761 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5762 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5763 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5764 libexclude_libs_test_2.a): New rules.
5765 * testsuite/Makefile.in: Regenerate.
5766 * testsuite/exclude_libs_test.c: New file.
5767 * testsuite/exclude_libs_test.sh: Ditto.
5768 * testsuite/exclude_libs_test_1.c: Ditto.
5769 * testsuite/exclude_libs_test_2.c: Ditto.
5771 2009-05-15 Ian Lance Taylor <iant@google.com>
5773 * configure.ac: Check for declarations for cases where libiberty.h
5774 checks HAVE_DECL_xxx.
5775 * configure, config.in: Rebuild.
5777 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5779 * gold.h (Incremental_argument_list): Remove (invalid) forward
5781 * incremental.cc (Incremental_inputs::report_achive): New method.
5782 (Incremental_inputs::report_object): New method.
5783 (Incremental_inputs::report_script): New method.
5784 (Incremental_inputs::finalize_inputs): New method.
5785 (Incremental_inputs::finalize): Call finalize_inputs().
5786 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5787 Create inputs entries.
5788 * incremental.h (Incremental_input_type): New enum.
5789 (Incremental_inputs::Incremental_input): Initialize new fields.
5790 (Incremental_inputs::report_inputs): New method.
5791 (Incremental_inputs::report_achive): New method.
5792 (Incremental_inputs::report_object): New method.
5793 (Incremental_inputs::report_script): New method.
5794 (Incremental_inputs::finalize_inputs): New method.
5795 (Incremental_inputs::Input_info): New struct.
5796 (Incremental_inputs::Input_info_map): New typedef.
5797 (Incremental_inputs::lock_): New field.
5798 (Incremental_inputs::Inputs_): New field.
5799 (Incremental_inputs::Inputs_map): New field.
5800 * main.cc (main): Call Incremental_input::report_inputs.
5801 * options.h (Input_argument_list): Typedef moved from
5803 (Input_file_group::Files): Remove, use ::Input_argument_list.
5804 (Input_file_group::Input_argument_list): Remove, use
5805 ::Input_argument_list.
5806 * plugin.cc (Plugin_manager::add_input_file): Add error in
5808 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5810 * script.cc (read_input_script): Call
5811 Incremental_input::report_script.
5812 * script.h (Script_info): New class.
5814 2009-04-27 Ian Lance Taylor <iant@google.com>
5816 * x86_64.cc (do_adjust_output_section): Set entsize to
5819 2009-04-23 Elliott Hughes <enh@google.com>
5821 * output.cc (Output_file::close): After short writes, continue
5822 writing from the correct offset in the buffer being written.
5824 2009-04-23 Chris Demetriou <cgd@google.com>
5826 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5827 * configure: Regenerate.
5828 * config.in: Regenerate.
5829 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5830 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5832 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5834 * incremental.cc (Incremental_inputs_header_data): Renamed from
5835 Incremental_input_header_data.
5836 (Incremental_inputs_header_data::data_size): New field.
5837 (Incremental_inputs_header_data::put_input_file_count): Renamed
5838 from input_file_count.
5839 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5840 from command_line_offset.
5841 (Incremental_inputs_header_data::put_reserved): Renamed from
5843 (Incremental_inputs_entry_data): Renamed from
5844 Incremental_input_entry_data.
5845 (Incremental_inputs_entry_data::data_size): New field.
5846 (Incremental_inputs::report_command_line): New method.
5847 (Incremental_inputs::finalize): New method.
5848 (Incremental_inputs::create_incremental_inputs_data): New method.
5849 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5850 * incremental.h: New file.
5851 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5852 (Layout::finalize): Create incremental inputs section in
5854 (Layout::create_incremental_info_sections): New method.
5855 * layout.h (Layout::incremental_inputs): New method.
5856 (Layout::create_incremental_info_sections): New method.
5857 (Layout::incremental_inputs_): New field.
5858 * main.cc (main): Notify Incremental_input of the command line.
5860 2009-04-01 Ian Lance Taylor <iant@google.com>
5861 Mikolaj Zalewski <mikolajz@google.com>
5863 * gold.h (reserve_unordered_map): Define, three versions, one for
5864 each version of Unordered_map.
5865 * layout.cc (Layout::Layout): Remove options parameter. Add
5866 number_of_input_files parameter. Don't initialize options_.
5867 Initialize number_of_input_files_ and resized_signatures_. Move
5868 sections_are_attached_.
5869 (Layout::layout_group): Reserve space for group_signatures_.
5870 (Layout::find_or_add_kept_section): Change name parameter to be a
5871 reference. Resize signatures_ map when it gets large enough.
5872 (Layout::layout_eh_frame): Use parameters->options() instead of
5874 (Layout::make_output_section): Likewise.
5875 (Layout::attach_allocated_section_to_segment): Likewise.
5876 (Layout::finalize, Layout::create_executable_stack): Likewise.
5877 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5878 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5879 * layout.h (class Layout): Update declarations. Remove options_
5880 field. Add number_of_input_files_ and resized_signatures_
5881 fields. Move sections_are_attached_ field.
5882 * main.cc (main): Pass number of input files to Layout
5883 constructor. Don't pass options.
5885 2009-03-30 Ian Lance Taylor <iant@google.com>
5887 * ffsll.c (ffsll): Correct implementation.
5889 2009-03-27 Ian Lance Taylor <iant@google.com>
5891 * ffsll.c: New file.
5892 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5893 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5894 * ftruncate.c (ftruncate): Declare before definition.
5895 * mremap.c (mremap): Likewise.
5896 * pread.c (pread): Likewise.
5897 * configure, Makefile.in, config.in: Rebuild.
5899 * mremap.c: New file.
5900 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5901 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5902 (mremap): Declare if HAVE_MREMAP is not defined.
5903 * configure, Makefile.in, config.in: Rebuild.
5905 2009-03-27 Cary Coutant <ccoutant@google.com>
5907 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5908 position independent.
5909 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5910 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5912 2009-03-24 Cary Coutant <ccoutant@google.com>
5914 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5916 (needs_dynamic_reloc): Likewise.
5918 2009-03-24 Ian Lance Taylor <iant@google.com>
5920 * yyscript.y (file_cmd): Recognize EXTERN.
5921 (extern_name_list, extern_name_list_body): New nonterminals.
5922 * script.cc (script_add_extern): Define.
5923 * script-c.h (script_add_extern): Declare.
5925 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5927 * object.cc (is_elf_object): Define.
5928 * object.h (is_elf_object): Declare.
5929 * archive.cc (Archive::get_elf_object_for_member): Call
5931 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5933 2009-03-24 Elliott Hughes <enh@google.com>
5935 * output.cc (Output_file::map_anonymous): Define.
5936 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5937 try an anonymous one. Report the size if the mmap fails.
5938 * output.h (class Output_file): Declare map_anonymous.
5940 2009-03-24 Ian Lance Taylor <iant@google.com>
5942 * target-select.cc (instantiate_target): Don't acquire the lock if
5943 the instantiated_target_ field has already been set.
5945 2009-03-23 Ian Lance Taylor <iant@google.com>
5947 * gold-threads.h (class Initialize_lock): Define.
5948 * gold-threads.cc (class Initialize_lock_once): Define.
5949 (initialize_lock_control): New static variable.
5950 (initialize_lock_pointer): New static variable.
5951 (initialize_lock_once): New static function.
5952 (Initialize_lock::Initialize_lock): Define.
5953 (Initialize_lock::initialize): Define.
5954 * target-select.h: Include "gold-threads.h".
5955 (class Target_selector): Add lock_ and initialize_lock_ fields.
5956 Don't define instantiate_target, just declare it.
5957 * target-select.cc (Target_selector::Target_selector): Initialize
5959 (Target_selector::instantiate_target): Define.
5960 * descriptors.h: Include "gold-threads.h".
5961 (class Descriptors): Add initialize_lock_ field.
5962 * descriptors.cc (Descriptors::Descriptors): Initialize new
5964 (Descriptors::open): Use initialize_lock_ field
5965 * errors.h (class Errors): Add initialize_lock_ field.
5966 * errors.cc (Errors::Errors): Initialize new field.
5967 (Errors::initialize_lock): Use initialize_lock_ field.
5968 * powerpc.cc (class Target_selector_powerpc): Remove
5969 instantiated_target_ field. In do_recognize call
5970 instantiate_target rather than do_instantiate_target. In
5971 do_instantiate_target just allocate a new target.
5972 * sparc.cc (class Target_selector_sparc): Likewise.
5974 * freebsd.h: New file.
5975 * i386.cc: Include "freebsd.h".
5976 (Target_i386): Derive from Target_freebsd rather than
5978 (Target_selector_i386): Derive from Target_selector_freebsd rather
5979 than Target_selector.
5980 * x86_64.cc: Include "freebsd.h".
5981 (Target_x86_64): Derive from Target_freebsd rather than
5983 (Target_selector_x86_64): Derive from Target_selector_freebsd
5984 rather than Target_selector.
5985 * target.h (class Target): Add adjust_elf_header and
5986 do_adjust_elf_header.
5987 * output.cc (Output_file_header:: do_sized_write): Call target
5988 adjust_elf_header routine.
5989 * configure.tgt: Set targ_osabi.
5990 * configure.ac: Define GOLD_DEFAULT_OSABI.
5991 * parameters.cc (Parameters::default_target): Pass
5992 GOLD_DEFAULT_OSABI to select_target.
5993 * target-select.h (class Target_selector): Make instantiate_target
5994 protected rather than private.
5995 * Makefile.am (HFILES): Add freebsd.h.
5996 * configure, Makefile.in, config.in: Rebuild.
5998 * merge.cc (do_add_input_section): Correct pend value. Change
5999 message about last entry not being null terminated from error to
6002 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6004 * incremental.cc: New file.
6005 * Makefile.am (CCFILES): Add incremental.cc.
6006 * Makefile.in: Rebuild.
6008 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6010 * layout.cc (Layout::output_section_name): Preserve names
6011 of '.note.' sections.
6013 2009-03-19 Ian Lance Taylor <iant@google.com>
6015 * descriptors.cc (Descriptors::open): Check that the options are
6016 valid before using them.
6018 2009-03-18 Ian Lance Taylor <iant@google.com>
6020 * script-sections.h: Include <list>.
6021 (class Script_sections): Change Sections_elements from std::vector
6022 to std::list. Typedef public Elements_iterator. Add
6023 orphan_section_placement_, data_segment_align_start_, and
6024 saw_data_segment_align_ fields. Remove data_segment_align_index_
6026 * script-sections.cc (class Orphan_section_placement): New class.
6027 (class Sections_element): Add virtual functions is_relro and
6028 orphan_section_init. Remove virtual function place_orphan_here.
6029 (class Output_section_definition): Add is_relro and
6030 orphan_section_init. Remove place_orphan_here.
6031 (class Orphan_output_section): Likewise.
6032 (Script_sections::Script_sections): Update for field changes.
6033 (Script_sections::data_segment_align): Set saw_data_segment_align_
6034 and data_segment_align_start_, not data_segment_align_index.
6035 (Script_sections::data_segment_relro_end): Check
6036 saw_data_segment_align_. Use data_segment_align_start_ rather
6037 than data_segment_align_index_.
6038 (Script_sections::place_orphan): Rewrite to use
6039 Orphan_section_placement.
6041 2009-03-17 Ian Lance Taylor <iant@google.com>
6043 * archive.cc (Archive::add_symbols): Check for a version attached
6044 to the symbol name in the archive map.
6045 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6046 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6047 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6048 (ver_test_11.a): New target.
6049 * testsuite/Makefile.in: Rebuild.
6051 * configure.ac: Check for chsize and posix_fallocate. Replace
6053 * ftruncate.c: New file, from gnulib.
6054 * output.cc (posix_fallocate): Define dummy version if not
6055 HAVE_POSIX_FALLOCATE.
6056 (Output_file::map): Call posix_fallocate rather than lseek and
6058 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6059 * configure, Makefile.in, config.in: Rebuild.
6061 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6063 * layout.h (Layout::create_note): Add section_name parameter.
6064 * layout.cc (Layout::create_note): Likewise.
6065 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6067 2009-03-17 Ian Lance Taylor <iant@google.com>
6069 * descriptors.cc: Include "options.h".
6070 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6071 (Descriptors::open): Always use O_CLOEXEC when opening a new
6072 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6073 then set FD_CLOEXEC.
6075 * sparc.cc (class Target_sparc): Add has_got_section.
6076 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6077 make sure we have a GOT section.
6079 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6080 (Target_sparc::Scan::local): Likewise.
6081 (Target_sparc::Scan::global): Likewise.
6082 (Target_sparc::Relocate::relocate): Likewise.
6083 (Target_sparc::Relocate::relocate_tls): Likewise.
6085 * symtab.cc (Symbol_table::define_default_version): New function,
6086 broken out of add_from_object.
6087 (Symbol_table::add_from_object): Call define_default_version.
6088 (Symbol_table::define_special_symbol): Add resolve_oldsym
6089 parameter. Change all callers. If the version for a symbol comes
6090 from a version script, resolve it with the symbol with the same
6091 name with no version. Also add the symbol without a version if
6093 (do_define_in_output_data): If resolving with oldsym, don't delete
6095 (do_define_in_output_segment): Likewise.
6096 (do_define_as_constant): Likewise.
6097 * symtab.h (class Symbol_table): Update declarations.
6099 2009-03-13 Ian Lance Taylor <iant@google.com>
6101 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6102 (Read_symbols::requeue): New function.
6103 (Read_symbols::do_read_symbols): If make_elf_object fails because
6104 the target type is not configured, and the file was searched for,
6105 issue a warning and retry with the next directory.
6106 (Add_symbols::run): If the file has an incompatible format, and
6107 it was searched for, requeue the Read_symbols task. On error,
6109 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6110 dirindex parameter to constructor. Change all callers. Declare
6111 incompatible_warning and requeue.
6112 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6113 input_argument_ and input_group_ fields. Add them to
6114 constructor. Change all callers.
6115 (class Read_script): Add dirindex_ field. Add it to constructor.
6117 * archive.cc (Archive::setup): Remove input_objects parameter.
6119 (Archive::get_file_and_offset): Likewise.
6120 (Archive::read_all_symbols): Likewise.
6121 (Archive::read_symbols): Likewise.
6122 (Archive::get_elf_object_for_member): Remove input_objects
6123 parameter. Add punconfigured parameter. Change all callers.
6124 (Archive::add_symbols): Change return type to bool. Check return
6125 value of include_member.
6126 (Archive::include_all_members): Likewise.
6127 (Archive::include_member): Change return type to bool. Return
6128 false if first included object has incompatible target. Set
6129 included_member_ field.
6130 (Add_archive_symbols::run): If add_symbols returns false, requeue
6132 * archive.h (class Archive): Add included_member_ field.
6133 Initialize it in constructor. Add input_file and searched_for
6134 methods. Update declarations.
6135 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6136 input_argument_ fields. Add them to constructor. Change all
6138 * script.cc: Include "target-select.h".
6139 (class Parser_closure): Add skip_on_incompatible_target_ and
6140 found_incompatible_target_ fields. Add
6141 skip_on_incompatible_target parameter to constructor. Change all
6142 callers. Add methods skip_on_incompatible_target,
6143 clear_skip_on_incompatible_target, found_incompatible_target, and
6144 set_found_incompatible_target.
6145 (read_input_script): Add dirindex parameter. Change all callers.
6146 If parser finds an incompatible target, requeue Read_symbols
6148 (script_set_symbol): Clear skip_on_incompatible_target in
6150 (script_add_assertion, script_parse_option): Likewise.
6151 (script_start_sections, script_add_phdr): Likewise.
6152 (script_check_output_format): New function.
6153 * script.h (read_input_script): Update declaration.
6154 * script-c.h (script_check_output_format): Declare.
6155 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6156 (ignore_cmd): Remove OUTPUT_FORMAT.
6157 * fileread.cc (Input_file::Input_file): Add explicit this.
6158 (Input_file::will_search_for): New function.
6159 (Input_file::open): Add pindex parameter. Change all callers.
6160 * fileread.h (class Input_file): Add input_file_argument method.
6161 Declare will_search_for. Update declarations.
6162 * object.cc (make_elf_object): Add punconfigured parameter.
6164 * object.h (class Object): Make input_file public. Add
6165 searched_for method.
6166 (make_elf_object): Update declaration.
6167 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6169 * dirsearch.h (class Dirsearch): Update declaration.
6170 * options.h (class General_options): Add --warn-search-mismatch.
6171 * parameters.cc (Parameters::is_compatible_target): New function.
6172 * parameters.h (class Parameters): Declare is_compatible_target.
6173 * workqueue.cc (Workqueue::add_blocker): New function.
6174 * workqueue.h (class Workqueue): Declare add_blocker.
6176 * fileread.cc (Input_file::open): Remove options parameter.
6178 (Input_file::open_binary): Likewise.
6179 * script.cc (read_input_script): Likewise.
6180 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6181 options parameter from constructor. Change all callers.
6182 (class Read_script): Likewise.
6183 * fileread.h (class Input_file): Update declarations.
6184 * script.h (read_input_script): Update declaration.
6186 2009-03-10 Nick Clifton <nickc@redhat.com>
6188 * po/es.po: New Spanish translation.
6190 2009-03-06 Cary Coutant <ccoutant@google.com>
6192 * options.cc (parse_short_option): Keep dash_z from registering itself.
6194 2009-03-03 Ian Lance Taylor <iant@google.com>
6197 * target-reloc.h (relocate_section): Pass output_section to
6199 * i386.cc (Target_i386::should_apply_static_reloc): Add
6200 output_section parameter. Change all callers.
6201 (Target_i386::Relocate::relocate): Add output_section parameter.
6202 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6203 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6204 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6205 * testsuite/two_file_shared.sh: New script.
6206 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6207 (check_DATA): Add two_file_shared.dbg.
6208 (two_file_shared.dbg): New target.
6209 * testsuite/Makefile.in: Rebuild.
6211 2009-03-01 Ian Lance Taylor <iant@google.com>
6213 * configure.ac: Check for byteswap.h.
6214 * configure: Rebuild.
6215 * config.in: Rebuild.
6217 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6219 * layout.cc (Layout::find_or_add_kept_section): New function.
6220 (Layout::add_comdat): Removed.
6221 * layout.h (struct Kept_section): Move out of class Layout.
6222 Remove trailing underscores from field names. Add group_sections
6223 field. Rename group_ field to is_group. Change all uses.
6224 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6225 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6226 comdat_groups_ field.
6227 (Sized_relobj::include_section_group): Use
6228 find_or_add_kept_section and Kept_section::group_sections.
6229 (Sized_relobj::include_linkonce_section): Likewise.
6230 * object.cc (class Sized_relobj): Don't define Comdat_group or
6231 Comdat_group_table. Remove find_comdat_group and
6232 add_comdat_group. Remove comdat_groups_ field.
6233 * plugin.cc (include_comdat_group): Use
6234 Layout::find_or_add_kept_section.
6236 2009-02-28 Ian Lance Taylor <iant@google.com>
6238 * README: --gc-sections and map files are now supported. Document
6239 some build requirements.
6242 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6243 relocatable link set the value of the section symbol to zero.
6244 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6245 relocatable link don't include the section address in the local
6248 2009-02-27 Ian Lance Taylor <iant@google.com>
6251 * options.h (class Search_directory): Add is_system_directory.
6252 (class General_options): Declare is_in_system_directory.
6253 * options.cc (get_relative_sysroot): Make static.
6254 (get_default_sysroot): Make static.
6255 (General_optoins::is_in_system_directory): New function.
6256 * fileread.cc (Input_file::is_in_system_directory): New function.
6257 * fileread.h (class Input_file): Declare is_in_system_directory.
6258 * object.h (class Object): Add is_in_system_directory.
6259 (class Input_objects): Remove system_library_directory_ field.
6260 * object.cc (Input_objects::add_object): Don't set
6261 system_library_directory_.
6262 (input_objects::found_in_system_library_directory): Remove.
6263 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6264 parameter. Change all callers.
6265 (Symbol_table::sized_write_globals): Likewise.
6266 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6267 Call Object::is_in_system_directory.
6268 * symtab.h (class Symbol_table): Update declarations.
6271 * descriptors.h (Open_descriptor): Add is_on_stack field.
6272 * descriptors.cc (Descriptors::open): If the descriptor is on the
6273 top of the stack, remove it. Initialize is_on_stack field.
6274 (Descriptors::release): Only add pod to stack if it is not on the
6276 (Descriptors::close_some_descriptor): Clear stack_next and
6280 * output.cc (Output_section::find_starting_output_address): Rename
6281 from starting_output_address; add PADDR parameter; change return
6283 * output.h (class Output_section): Declare
6284 find_starting_output_address instead of starting_output_address.
6285 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6286 section symbol for which we can't find a merge section.
6289 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6290 hidden or internal, force the symbol to be local.
6291 * resolve.cc (Symbol::override_visibility): Define.
6292 (Symbol::override_base): Use override_visibility.
6293 (Symbol_table::resolve): Likewise.
6294 (Symbol::override_base_with_special): Likewise.
6295 (Symbol_table::override_with_special): If the visibility is hidden
6296 or internal, force the symbol to be local.
6297 * symtab.h (class Symbol): Add set_visibility and
6298 override_visibility.
6299 * testsuite/ver_test_1.sh: New file.
6300 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6301 (check_DATA): Add ver_test_1.syms.
6302 (ver_test_1.syms): New target.
6303 * testsuite/Makefile.in: Rebuild.
6305 2009-02-25 Cary Coutant <ccoutant@google.com>
6307 * layout.cc (Layout::choose_output_section): Don't rename sections
6308 when using a linker script that has a SECTIONS clause.
6309 * Makefile.in: Regenerate.
6311 * testsuite/Makefile.am (script_test_5.sh): New test case.
6312 * testsuite/Makefile.in: Regenerate.
6313 * testsuite/script_test_5.cc: New file.
6314 * testsuite/script_test_5.sh: New file.
6315 * testsuite/script_test_5.t: New file.
6317 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6319 * archive.cc (Archive::include_member): Update calls to add_symbols.
6320 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6321 the Layout argument.
6322 * dynobj.h (do_add_symbols): Add the Layout argument.
6323 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6325 * object.h (Object::add_symbols): Add the Layout argument.
6326 (Object::do_add_symbols): Add the Layout argument.
6327 (Sized_relobj::do_add_symbols): Add the Layout argument.
6328 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6329 Unify the two versions.
6330 (Add_plugin_symbols): Remove.
6331 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6332 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6333 (Add_plugin_symbols): Remove.
6334 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6335 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6336 (Add_symbols::run): Make it work with Pulginobj.
6338 2009-02-06 Ian Lance Taylor <iant@google.com>
6340 * object.cc (Sized_relobj::do_layout): Make info message start
6341 with lower case letter.
6343 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6345 * binary.cc: Fix file comment.
6347 * options.h (enum Incremental_disposition): Define.
6348 (class General_options): Add new options: --incremental,
6349 --incremental_changed, --incremental_unchanged,
6350 --incremental_unknown. Add incremental_disposition_ and
6351 implicit_incremental_ fields.
6352 (General_options::incremental_disposition): New function.
6353 (class Position_dependent_options): Add incremental_disposition
6355 (Position_dependent_options::copy_from_options): Set incremental
6357 * options.cc (General_options::parse_incremental_changed): New
6359 (General_options::parse_incremental_unchanged): New function.
6360 (General_options::parse_incremental_unknown): New function.
6361 (General_options::General_options): Initialize new fields
6362 incremental_disposition_ and implicit_incremental_.
6363 (General_options::finalize): Check for uasge of --incremental-*
6364 without --incremental.
6366 2009-02-06 Chris Demetriou <cgd@google.com>
6368 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6369 pointer and to report location as the file name associated with
6371 (gold_undefined_symbol_at_location): New function to replace the
6372 old gold_undefined_symbol functionality.
6373 * target-reloc.h (relocate_section): Update to use
6374 gold_undefined_symbol_at_location.
6375 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6376 Call gold_undefined_symbol function rather than gold_error.
6377 * errors.h (Errors::undefined_symbol): Take location as a
6378 string, rather than calculating it from a relocation.
6379 * errors.cc (Errors::fatal): Print "fatal error:" before the
6381 (Errors::error, Errors::error_at_location): Print "error: "
6382 before the formatted message.
6383 (Errors::undefined_symbol): Take location as a string, rather
6384 than calculating it from a relocation.
6385 (gold_undefined_symbol_at_location): New function akin to
6386 old gold_undefined_symbol, calculates location from relocation.
6387 (gold_undefined_symbol): Change to take only a Symbol pointer
6388 and to report location as the file name associated with the symbol.
6389 * testsuite/debug_msg.sh: Update for changed error messages.
6390 * testsuite/undef_symbol.sh: Likewise.
6392 2009-02-04 Duncan Sands <baldrick@free.fr>
6395 * reduced_debug_output.h
6396 (Output_reduced_debug_abbrev_section::failed): Use format for
6398 (Output_reduced_debug_info_section::faild): Likewise.
6400 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6402 * script.cc (Lazy_demangler): New class.
6403 (Version_script_info::get_symbol_version_helper): Demangle a
6406 2009-01-29 Cary Coutant <ccoutant@google.com>
6408 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6410 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6412 2009-01-28 Ian Lance Taylor <iant@google.com>
6414 * version.cc (version_string): Bump to 1.9.
6416 * gold.h: Include <cstring> and <stdint.h>.
6417 * version.cc: Include <cstdio>.
6418 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6420 * reduced_debug_output.cc (insert_into_vector): Rename from
6421 Insert_into_vector; change all callers. Use Swap_unaligned to
6422 avoid aliasing issue; remove union since it is unnecessary.
6424 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6426 * Makefile.am (CCFILES): Add gc.cc.
6428 * Makefile.in: Regenerate.
6429 * gold.cc (Gc_runner): New class.
6430 (queue_initial_tasks): Call garbage collection related tasks
6431 when corresponding options are invoked.
6432 (queue_middle_gc_tasks): New function.
6433 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6434 processed early before laying out sections during garbage collection.
6435 * gold.h (queue_middle_gc_tasks): New function.
6436 (is_prefix_of): Move from "layout.cc".
6437 * i386.cc (Target_i386::gc_process_relocs): New function.
6438 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6439 * main.cc (main): Create object of class "Garbage_collection".
6440 * object.cc (Relobj::copy_symbols_data): New function.
6441 (Relobj::is_section_name_included): New function.
6442 (Sized_relobj::do_layout): Allow this function to be called twice
6443 during garbage collection and defer layout of section during the
6445 * object.h (Relobj::get_symbols_data): New function.
6446 (Relobj::is_section_name_included): New function.
6447 (Relobj::copy_symbols_data): New function.
6448 (Relobj::set_symbols_data): New function.
6449 (Relobj::get_relocs_data): New function.
6450 (Relobj::set_relocs_data): New function.
6451 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6452 (Relobj::gc_process_relocs): New function.
6453 (Relobj::do_gc_process_relocs): New pure virtual function.
6454 (Relobj::sd_): New data member.
6455 (Sized_relobj::is_output_section_offset_invalid): New function.
6456 (Sized_relobj::do_gc_process_relocs): New function.
6457 * options.h (General_options::gc_sections): Modify to not be a no-op.
6458 (General_options::print_gc_sections): New option.
6459 * plugin.cc (Plugin_finish::run): Remove function call to
6460 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6461 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6462 * reloc.cc (Read_relocs::run): Add task to process relocs and
6463 determine unreferenced sections when doing garbage collection.
6464 (Gc_process_relocs): New class.
6465 (Sized_relobj::do_gc_process_relocs): New function.
6466 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6467 sections that are garbage collected.
6468 * reloc.h (Gc_process_relocs): New class.
6469 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6470 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6471 symbols whose corresponding sections are garbage collected.
6472 (Symbol_table::Symbol_table): Add new parameter for the garbage
6474 (Symbol_table::gc_mark_undef_symbols): New function.
6475 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6476 (Symbol_table::gc_mark_dyn_syms): New function.
6477 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6479 (Symbol_table::add_from_object): Likewise.
6480 (Symbol_table::add_from_relobj): When building shared objects, do not
6481 treat externally visible symbols as garbage.
6482 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6483 table information for static and relocatable links.
6484 * symtab.h (Symbol_table::set_gc): New function.
6485 (Symbol_table::gc): New function.
6486 (Symbol_table::gc_mark_undef_symbols): New function.
6487 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6488 (Symbol_table::gc_mark_dyn_syms): New function.
6489 (Symbol_table::gc_): New data member.
6490 * target.h (Sized_target::gc_process_relocs): New pure virtual
6492 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6493 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6495 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6497 * options.h (General_options::gc_sections): Define as a no-op for now.
6498 (General_options::no_keep_memory): Ditto.
6499 (General_options::Bshareable): Define.
6500 * options.cc (General_options::finalize): Honor -Bshareable.
6502 2009-01-20 Andreas Schwab <schwab@suse.de>
6504 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6505 read the value in the contents, since we don't use it. Use the
6506 template endianness when writing.
6507 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6509 2009-01-19 Andreas Schwab <schwab@suse.de>
6511 * configure.tgt (powerpc64-*): Fix targ_obj.
6513 2009-01-15 Ian Lance Taylor <iant@google.com>
6515 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6516 local symbols when stripping all symbols.
6518 2009-01-14 Cary Coutant <ccoutant@google.com>
6520 * output.cc (Output_reloc): Add explicit instantiations.
6522 2009-01-14 Cary Coutant <ccoutant@google.com>
6524 * archive.cc (Archive::get_elf_object_for_member): Remove call
6525 to File_read::claim_for_plugin.
6526 * descriptors.cc (Descriptors::open): Remove reference to
6528 (Descriptors::claim_for_plugin): Remove.
6529 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6530 (Descriptors::is_claimed): Remove.
6531 (claim_descriptor_for_plugin): Remove.
6532 * fileread.cc (File_read::claim_for_plugin): Remove.
6533 * fileread.h (File_read::claim_for_plugin): Remove.
6534 (File_read::descriptor): Reopen descriptor if necessary.
6535 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6536 (Plugin_manager::all_symbols_read): Add task parameter. Change
6538 (Plugin_manager::get_input_file): New function.
6539 (Plugin_manager::release_input_file): New function.
6540 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6541 corresponding data member.
6542 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6543 and pass to base constructor. Change all callers.
6544 (get_input_file, release_input_file): New functions.
6545 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6546 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6547 (Plugin_manager::all_symbols_read): Add task parameter.
6548 (Plugin_manager::get_input_file): New function.
6549 (Plugin_manager::release_input_file): New function.
6550 (Plugin_manager::task_): New data member.
6551 (Pluginobj::Pluginobj): Add filesize parameter.
6552 (Pluginobj::filename): New function.
6553 (Pluginobj::descriptor): New function.
6554 (Pluginobj::filesize): New function.
6555 (Pluginobj::filesize_): New data member.
6556 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6557 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6558 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6560 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6561 with archive libraries.
6562 * testsuite/Makefile.in: Regenerate.
6563 * testsuite/plugin_test.c (struct sym_info): New type.
6564 (get_input_file, release_input_file): New static variables.
6565 (onload): Capture new transfer vector entries.
6566 (claim_file_hook): Stop reading at end of file according to filesize.
6567 Factor out parsing of readelf output into separate function.
6568 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6569 APIs and get the source file name from the symbol table. Convert
6570 source file name to corresponding object file name. Print info
6571 message when adding new input files.
6572 (parse_readelf_line): New function.
6573 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6574 * testsuite/plugin_test_2.sh: Likewise.
6575 * testsuite/plugin_test_3.sh: Likewise.
6576 * testsuite/plugin_test_4.sh: New test case.
6578 2009-01-07 Ian Lance Taylor <iant@google.com>
6580 * version.cc (version_string): Bump to 1.8.
6582 2008-12-23 Cary Coutant <ccoutant@google.com>
6584 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6585 * plugin.cc (Plugin_manager::finish): Rename as
6586 layout_deferred_objects. Move cleanup to separate function.
6587 (Plugin_manager::cleanup): New function.
6588 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6590 * plugin.h (Plugin_manager::finish): Rename as
6591 layout_deferred_objects.
6592 (Plugin_manager::cleanup): New function.
6593 (Plugin_manager::cleanup_done): New field.
6595 2008-12-23 Cary Coutant <ccoutant@google.com>
6597 * plugin.cc (is_visible_from_outside): New function.
6598 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6599 so we don't return "IR only" status for exported symbols or -r links.
6601 * testsuite/Makefile.am (plugin_test_3): New test case.
6602 * testsuite/Makefile.in: Regenerate.
6603 * testsuite/plugin_test_3.sh: New file.
6605 2008-12-22 Cary Coutant <ccoutant@google.com>
6607 * object.cc (Sized_relobj::layout_section): New function.
6608 (Sized_relobj::do_layout): Defer layout of input sections until after
6609 plugin has provided replacement files.
6610 (Sized_relobj::do_layout_deferred_sections): New function.
6611 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6612 (Relobj::layout_deferred_sections): New function.
6613 (Relobj::do_layout_deferred_sections): New function.
6614 (Sized_relobj::do_layout_deferred_sections): New function.
6615 (Sized_relobj::layout_section): New function.
6616 (Sized_relobj::Deferred_layout): New structure.
6617 (Sized_relobj::deferred_layout_): New field.
6618 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6619 Change all callers. Layout deferred sections.
6620 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6622 (Plugin_hook::run): Move code from do_plugin_hook inline.
6623 (Plugin_hook::do_plugin_hook): Remove.
6624 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6625 (Plugin_manager::finish): Renamed, was cleanup.
6626 (Plugin_manager::should_defer_layout): New function.
6627 (Plugin_manager::add_deferred_layout_object): New function.
6628 (Plugin_manager::Deferred_layout_list): New type.
6629 (Plugin_manager::deferred_layout_objects_): New field.
6630 (Plugin_hook::do_plugin_hook): Remove.
6632 2008-12-17 Ian Lance Taylor <iant@google.com>
6634 * options.h (class General_options): Add --no case for
6637 2008-12-16 Cary Coutant <ccoutant@google.com>
6639 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6641 (Plugin_manager::claim_file): Create plugin object even if
6642 plugin did not call the add_symbols callback.
6643 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6644 asking for more symbols than were added.
6645 * testsuite/Makefile.am (plugin_test_1): Add test case with
6647 (empty.syms): New target.
6648 * testsuite/Makefile.in: Regenerate.
6649 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6650 message. Don't call add_symbols if no globals.
6651 (all_symbols_read_hook): Don't provide replacement for empty
6654 2008-12-12 Ian Lance Taylor <iant@google.com>
6656 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6657 r_type == 0 for a local symbol with r_sym == 0.
6658 (scan_relocatable_relocs): Pass r_sym to
6659 local_non_section_strategy.
6660 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6663 * configure.ac: Update test for TLS descriptors: they are
6664 supported as of glibc 2.9.
6665 * configure: Rebuild.
6667 2008-12-11 Ian Lance Taylor <iant@google.com>
6670 * target-reloc.h (Default_scan_relocatable_relocs): For each
6671 function, map r_type == 0 to RELOC_DISCARD.
6673 2008-12-10 Cary Coutant <ccoutant@google.com>
6675 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6676 object to override a kept COMDAT group from a plugin object.
6678 2008-12-09 Ian Lance Taylor <iant@google.com>
6681 * yyscript.y (file_cmd): Handle INPUT.
6683 * testsuite/initpri1.c: Change all declarations to be full
6684 prototypes by adding void, to avoid compiler warnings.
6686 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6688 * options.cc (General_options::parse_plugin_opt): New.
6689 (General_options::add_plugin): The argument now is just the filename.
6690 (General_options::add_plugin_option): New.
6691 * options.h (plugin_opt): New.
6692 (add_plugin): Change argument name.
6693 (add_plugin_option): New.
6694 * plugin.cc (Plugin::load): Don't parse the plugin option.
6695 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6696 (Plugin::add_option): New.
6697 (Plugin::args_): Change type.
6698 (Plugin::filename_): New.
6699 (Plugin_manager::add_plugin_option): New.
6700 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6701 * testsuite/Makefile.in: Regenerate.
6703 2008-12-05 Cary Coutant <ccoutant@google.com>
6705 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6706 Handle --strip-lto-sections option.
6707 * options.h (strip_lto_sections): New option.
6709 2008-12-01 Cary Coutant <ccoutant@google.com>
6711 * plugin.cc (ld_plugin_message): Change format parameter to const.
6712 Fix mismatch between new[] and delete.
6714 2008-11-14 Cary Coutant <ccoutant@google.com>
6716 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6719 2008-11-05 Craig Silverstein <csilvers@google.com>
6721 * options.cc (General_options::parse_dynamic_list): New function.
6722 * options.h (General_options): New flags dynamic_list,
6723 dynamic_list_data, dynamic_list_cpp_new, and
6724 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6725 (General_options::in_dynamic_list): New function.
6726 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6727 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6728 (Lex::can_continue_name): Likewise.
6730 (read_script_file): New parameter script_options.
6731 (read_dynamic_list): New function.
6732 (Script_options::define_dynamic_list): New function.
6733 (dynamic_list_keyword_parsecodes): New variable.
6734 (dynamic_list_keywords): New variable.
6735 * script.h (Script_options::define_dynamic_list): New function
6737 (read_dynamic_list): New function prototype.
6738 * symtab.cc (strprefix): New macro.
6739 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6740 dynamic_list_data, dynamic_list_cpp_new, and
6741 dynamic_list_cpp_typeinfo.
6742 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6743 (dynamic_list_expr): New rule.
6744 (dynamic_list_nodes): Likewise.
6745 (dynamic_list_node): Likewise.
6746 * testsuite/Makefile.am (dynamic_list): New test.
6747 * testsuite/Makefile.in: Regenerated.
6748 * testsuite/dynamic_list.t: New file.
6749 * testsuite/dynamic_list.sh: New file.
6751 2008-11-05 Craig Silverstein <csilvers@google.com>
6753 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6754 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6755 (t11_last): Likewise.
6756 * testsuite/ver_test_6.c (main): Likewise.
6758 2008-10-07 Cary Coutant <ccoutant@google.com>
6760 * options.c (General_options::finalize): Add check for -static and
6762 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6765 2008-10-02 Cary Coutant <ccoutant@google.com>
6767 * plugin.cc (make_sized_plugin_object): Fix conditional
6768 compilation to work when not all targets are enabled.
6770 2008-09-29 Cary Coutant <ccoutant@google.com>
6772 * archive.cc (Archive::get_file_and_offset): Use filename instead
6773 of name to get library path.
6774 (Archive::include_member): Unlock external member of a thin archive.
6776 * testsuite/Makefile.am (TEST_AR): New variable.
6777 (thin_archive_test_1): New test.
6778 (thin_archive_test_2): New test.
6779 * testsuite/Makefile.in: Regenerate.
6780 * testsuite/thin_archive_main.cc: New file.
6781 * testsuite/thin_archive_test_1.cc: New file.
6782 * testsuite/thin_archive_test_2.cc: New file.
6783 * testsuite/thin_archive_test_3.cc: New file.
6784 * testsuite/thin_archive_test_4.cc: New file.
6786 2008-09-29 Cary Coutant <ccoutant@google.com>
6788 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6789 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6791 (Sized_relobj::do_finalize_local_symbols): Likewise.
6792 (Sized_relobj::map_to_kept_section): Likewise.
6793 * object.h (Sized_relobj::invalid_address): New constant.
6794 (Sized_relobj::do_output_section_offset): Check for invalid_address
6796 * output.cc (Output_reloc::local_section_offset): Use constant
6797 invalid_address instead of -1U.
6798 (Output_reloc::get_address): Likewise.
6799 (Output_section::output_address): Change -1U to -1ULL.
6800 * output.h (Output_reloc::invalid_address): New constant.
6801 * reloc.cc (Sized_relobj::write_sections): Use constant
6802 invalid_address instead of -1U.
6803 (Sized_relobj::relocate_sections): Likewise.
6804 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6805 values for merge sections.
6806 * target-reloc.h (relocate_for_relocatable): Use constant
6807 invalid_address instead of -1U.
6809 2008-09-19 Cary Coutant <ccoutant@google.com>
6811 Add plugin functionality for link-time optimization (LTO).
6812 * configure.ac (plugins): Add --enable-plugins option.
6813 * configure: Regenerate.
6814 * config.in: Regenerate.
6815 * Makefile.am (LIBDL): New variable.
6816 (CCFILES): Add plugin.cc.
6817 (HFILES): Add plugin.h.
6818 (ldadd_var): Add LIBDL.
6819 * Makefile.in: Regenerate.
6821 * archive.cc: Include "plugin.h".
6822 (Archive::setup): Don't preread archive symbols when using a plugin.
6823 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6824 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6826 (Archive::include_member): Add symbols from plugin objects.
6827 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6828 * descriptors.cc (Descriptors::open): Check for file descriptors
6829 abandoned by plugins.
6830 (Descriptors::claim_for_plugin): New function.
6831 * descriptors.h (Descriptors::claim_for_plugin): New function.
6832 (Open_descriptor::is_claimed): New field.
6833 (claim_descriptor_for_plugin): New function.
6834 * fileread.cc (File_read::claim_for_plugin): New function.
6835 * fileread.h (File_read::claim_for_plugin): New function.
6836 (File_read::descriptor): New function.
6837 * gold.cc: Include "plugin.h".
6838 (queue_initial_tasks): Add task to call plugin hooks for generating
6840 * main.cc: Include "plugin.h".
6841 (main): Load plugin libraries.
6842 * object.h (Pluginobj): Declare.
6843 (Object::pluginobj): New function.
6844 (Object::do_pluginobj): New function.
6845 (Object::set_target): New function.
6846 * options.cc: Include "plugin.h".
6847 (General_options::parse_plugin): New function.
6848 (General_options::General_options): Initialize plugins_ field.
6849 (General_options::add_plugin): New function.
6850 * options.h (Plugin_manager): Declare.
6851 (General_options): Add --plugin option.
6852 (General_options::has_plugins): New function.
6853 (General_options::plugins): New function.
6854 (General_options::add_plugin): New function.
6855 (General_options::plugins_): New field.
6856 * plugin.cc: New file.
6857 * plugin.h: New file.
6858 * readsyms.cc: Include "plugin.h".
6859 (Read_symbols::do_read_symbols): Check for archive before checking
6860 for ELF file. Call plugin hooks to claim files.
6861 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6862 from a real object file; force override when processing replacement
6864 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6865 (Symbol::init_base_object): Likewise.
6866 (Symbol::init_base_output_data): Likewise.
6867 (Symbol::init_base_output_segment): Likewise.
6868 (Symbol::init_base_constant): Likewise.
6869 (Symbol::init_base_undefined): Likewise.
6870 (Symbol::output_section): Assert that object is not a plugin.
6871 (Symbol_table::add_from_pluginobj): New function.
6872 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6874 (Symbol_table::sized_write_globals): Likewise.
6875 (Symbol_table::add_from_pluginobj): Instantiate template.
6876 * symtab.h (Sized_pluginobj): Declare.
6877 (Symbol::in_real_elf): New function.
6878 (Symbol::set_in_real_elf): New function.
6879 (Symbol::in_real_elf_): New field.
6880 (Symbol_table::add_from_pluginobj): New function.
6882 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6883 (LIBDL): New variable.
6885 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6886 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6887 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6888 (MOSTLYCLEANFILES): Likewise.
6889 * testsuite/Makefile.in: Regenerate.
6890 * testsuite/plugin_test.c: New file.
6891 * testsuite/plugin_test_1.sh: New file.
6892 * testsuite/plugin_test_2.sh: New file.
6894 2008-09-16 Ian Lance Taylor <iant@google.com>
6896 * target-reloc.h (relocate_section): Check whether a symbol is
6897 defined by the ABI before reporting an undefined symbol error.
6898 * target.h (Target::is_defined_by_abi): Make parameter const.
6899 (Target::do_is_defined_by_abi): Likewise.
6900 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6901 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6902 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6903 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6904 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6905 * testsuite/Makefile.in: Rebuild.
6907 * fileread.cc (make_view): Add casts to avoid warning.
6909 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6911 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6912 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6914 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6916 * options.h (General_options::output_is_executable): New.
6917 (General_options::output_is_pie): New.
6918 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6919 for shared libraries.
6920 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6922 2008-09-11 Chris Demetriou <cgd@google.com>
6924 * options.h (origin): New -z option.
6925 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6926 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6929 2008-09-05 Cary Coutant <ccoutant@google.com>
6931 * fileread.cc (File_read::make_view): Add check for attempt to map
6934 2008-09-05 Cary Coutant <ccoutant@google.com>
6936 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6937 explicit instantiations.
6939 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6942 * options.cc (General_options::finalize): Allow undefined symbols
6943 in shlibs if linking -shared.
6946 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6947 symbols as not needing a dynsym entry.
6949 2008-08-20 Craig Silverstein <csilvers@google.com>
6951 * fileread.cc (File_read::open): Do not lock the file unless it
6952 was successfully opened.
6954 2008-08-14 Cary Coutant <ccoutant@google.com>
6956 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6957 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6958 * testsuite/tls_test.cc (struct int128): 128-bit struct
6959 for testing TLS relocs with non-zero addend.
6960 (v12): New TLS variable.
6962 (t_last): Add check for v12.
6963 * testsuite/tls_test.h (t12): New function.
6964 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6966 2008-08-13 Ian Lance Taylor <iant@google.com>
6968 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6969 set tls_segment_ or relro_segment_.
6970 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6972 * output.h (Output_section::clear_is_relro): New function.
6973 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6974 sections specially even when output_data_ is empty.
6975 (Output_segment::maximum_alignment): When first section is relro,
6976 only force alignment for PT_LOAD segments.
6977 * script.cc (script_data_segment_align): New function.
6978 (script_data_segment_relro_end): New function.
6979 * script-c.h (script_data_segment_align): Declare.
6980 (script_data_segment_relro_end): Declare.
6981 * script-sections.h (class Script_sections): Declare
6982 data_segment_align and data_segment_relro_end. Add fields
6983 segment_align_index_ and saw_relro_end_.
6984 * script-sections.cc (class Sections_element): Add set_is_relro
6985 virtual function. Add new bool* parameter to place_orphan_here.
6986 Add get_output_section virtual function.
6987 (class Output_section_definition): Add set_is_relro. Add new
6988 bool* parameter to place_orphan_here. Add get_output_section.
6989 Add is_relro_ field.
6990 (Output_section_definition::Output_section_definition): Initialize
6991 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6992 and is_relro_ fields.
6993 (Output_section_definition::place_orphan_here): Add is_relro
6995 (Output_section_definition::set_section_addresses): Set relro for
6997 (Output_section_definition::alternate_constraint): Likewise.
6998 (class Orphan_output_section): Add new bool* parameter to
6999 place_orphan_here. Add get_output_section.
7000 (Orphan_output_section::place_orphan_here): Add is_relro
7002 (Script_sections::Script_sections): Initialize
7003 data_segment_align_index_ and saw_relro_end_.
7004 (Script_sections::data_segment_align): New function.
7005 (Script_sections::data_segment_relro_end): New function.
7006 (Script_sections::place_orphan): Set or clear is_relro.
7007 (Script_sections::set_section_addresses): Force alignment of first
7009 * yyscript.y (exp): Call script_data_segment_align and
7010 script_data_segment_relro_end.
7011 * testsuite/relro_script_test.t: New file.
7012 * testsuite/relro_test.cc (using_script): Declare.
7013 (t1, t2): Test using_script.
7014 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7015 (relro_script_test_SOURCES): Define.
7016 (relro_script_test_DEPENDENCIES): Define.
7017 (relro_script_test_LDFLAGS): Define.
7018 (relro_script_test_LDADD): Define.
7019 (relro_script_test.so): New target.
7020 * testsuite/Makefile.in: Rebuild.
7022 2008-08-06 Cary Coutant <ccoutant@google.com>
7024 * archive.cc (Archive::total_archives, Archive::total_members)
7025 (Archive::total_members_loaded): New variables.
7026 (Archive::setup): Add parameter. Add option to preread
7028 (Archive::read_armap): Add counter.
7029 (Archive::get_file_and_offset): New function.
7030 (Archive::get_elf_object_for_member): New function.
7031 (Archive::read_all_symbols): New function.
7032 (Archive::read_symbols): New function.
7033 (Archive::add_symbols): Add counters.
7034 (Archive::include_all_members): Use armap to find members if it's
7036 (Archive::include_member): Skip reading symbols if already read.
7037 Factored code into Archive::get_file_and_offset and
7038 Archive::get_elf_object_for_member. Changed call to
7039 Mapfile::report_include_archive_member.
7040 (Archive::print_stats): New function.
7041 * archive.h: Declare Object and Read_symbols_data classes.
7042 (Archive::Archive): Add initializers for new members.
7043 (Archive::setup): Add parameter.
7044 (Archive::print_stats): New function.
7045 (Archive::total_archives, Archive::total_members)
7046 (Archive::total_members_loaded): New variables.
7047 (Archive::get_file_and_offset): New function.
7048 (Archive::get_elf_object_for_member): New function.
7049 (Archive::read_all_symbols): New function.
7050 (Archive::read_symbols): New function.
7051 (Archive::Archive_member): New class.
7052 (Archive::members_): New member.
7053 (Archive::num_members_): New member.
7054 * main.cc: Include archive.h.
7055 (main): Call Archive::print_stats.
7056 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7057 archive parameter; member_name is now the fully-decorated name.
7058 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7059 * options.h: (General_options): Add --preread-archive-symbols option.
7060 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7063 2008-08-04 Ian Lance Taylor <iant@google.com>
7065 * symtab.h (Symbol::use_plt_offset): New function.
7066 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7067 * powerpc.cc (Relocate::relocate): Likewise.
7068 * sparc.cc (Relocate::relocate): Likewise.
7069 * x86_64.cc (Relocate::relocate): Likewise.
7070 * testsuite/weak_plt.sh: New test.
7071 * testsuite/weak_plt_main.cc: New test.
7072 * testsuite/weak_plt_shared.cc: New test.
7073 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7074 (check_PROGRAMS): Add weak_plt.
7075 (check_DATA): Add weak_plt_shared.so.
7076 (weak_plt_main_pic.o, weak_plt): New targets.
7077 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7078 * testsuite/Makefile.in: Rebuild.
7080 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7082 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7083 * testsuite/Makefile.in: Rebuild.
7085 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7087 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7088 * Makefile.in: Regenerate.
7089 * po/POTFILES.in: Regenerate.
7091 2008-07-29 Ian Lance Taylor <iant@google.com>
7093 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7094 symbols before other symbols.
7095 * testsuite/script_test_2.cc (test_addr): Declare.
7096 (test_addr_alias): Declare.
7097 (main): Check that test_addr and test_addr_alias have the right
7099 * testsuite/script_test_2.t: Define test_addr_alias and
7102 2008-07-24 Ian Lance Taylor <iant@google.com>
7105 * descriptors.cc: New file.
7106 * descriptors.h: New file.
7107 * gold-threads.h (class Hold_optional_lock): New class.
7108 * fileread.cc: Include "descriptors.h".
7109 (File_read::~File_read): Release descriptor rather than closing
7111 (File_read::open) [file]: Call open_descriptor rather than open.
7112 Set is_descriptor_opened_.
7113 (File_read::open) [memory]: Assert that descriptor is not open.
7114 (File_read::reopen_descriptor): New function.
7115 (File_read::release): Release descriptor.
7116 (File_read::do_read): Make non-const. Reopen descriptor.
7117 (File_read::read): Make non-const.
7118 (File_read::make_view): Reopen descriptor.
7119 (File_read::do_readv): Likewise.
7120 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7121 Update declarations.
7122 * layout.cc: Include "descriptors.h".
7123 (Layout::create_build_id): Use open_descriptor rather than open.
7124 * output.cc: Include "descriptors.h".
7125 (Output_file::open): Use open_descriptor rather than open.
7126 * archive.cc (Archive::const_iterator): Change Archive to be
7128 (Archive::begin, Archive::end): Make non-const.
7129 (Archive::count_members): Likewise.
7130 * archive.h (class Archive): Update declarations.
7131 * object.h (Object::read): Make non-const.
7132 * Makefile.am (CCFILES): Add descriptors.cc.
7133 (HFILES): Add descriptors.h.
7134 * Makefile.in: Rebuild.
7137 * gold.h: Always include <clocale>. Add Solaris workarounds
7138 following code in binutils/sysdep.h.
7141 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7142 this->eh_frame_hdr_ is NULL before using it.
7144 * dynobj.cc (Versions::Versions): Update comment.
7146 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7147 the base version name.
7149 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7150 array size plus one.
7151 (Stringpool_template::set_string_offsets): Subtract one from key
7152 before using it as an array index.
7153 (Stringpool_template::get_offset_with_length): Likewise.
7154 (Stringpool_template::write_to_buffer): Likewise.
7155 * stringpool.h (Stringpool_template::get_offset_from_key):
7158 2008-07-23 Ian Lance Taylor <iant@google.com>
7161 * object.h (Merged_symbol_value::value): Do our best to handle a
7165 * script.cc (Version_script_info::get_versions): Don't add empty
7166 version tag to return value.
7167 (Version_script_info::get_symbol_version_helper): Change return
7168 type to bool. Add pversion parameter. Change all callers.
7169 (script_register_vers_node): Don't require a non-NULL tag.
7170 * script.h (class Version_script_info): Update declarations.
7171 (Version_script_info::get_symbol_version): Change return type to
7172 bool. Add version parameter. Change all callers.
7173 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7174 handling. Handle an empty version from a version script.
7175 (Symbol_table::define_special_symbol): Likewise.
7176 * testsuite/ver_test_10.script: New file.
7177 * testsuite/ver_test_10.sh: New file.
7178 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7179 (check_DATA): Add ver_test_10.syms.
7180 (ver_test_10.syms, ver_test_10.so): New target.
7181 * testsuite/Makefile.in: Rebuild.
7183 2008-07-23 Simon Baldwin <simonb@google.com>
7185 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7186 to zero for undefined symbols from dynamic libraries.
7188 2008-07-23 Ian Lance Taylor <iant@google.com>
7190 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7192 * symtab.h (class Symbol_table): Update declaration.
7193 * testsuite/ver_test_9.cc: New file.
7194 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7195 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7196 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7197 (ver_test_9.so, ver_test_9.o): New targets.
7198 * testsuite/Makefile.in: Rebuild.
7200 2008-07-22 Ian Lance Taylor <iant@google.com>
7202 * options.h (class General_options): Define --check-sections.
7203 * layout.cc (Layout::set_segment_offsets): Handle
7206 * options.h (class General_options): Define -n/--nmagic and
7208 * options.cc (General_options::finalize): For -n/--nmagic or
7209 -N/--omagic, set -static.
7210 * layout.cc (Layout::attach_allocated_section_to_segment): If
7211 -N/--omagic, don't put read-only and read-write sections in
7213 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7214 finding a read-only segment.
7215 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7216 don't set the minimum segment alignment to the common page size,
7217 and don't set the file offset to the address modulo the page size.
7218 * script-sections.cc (Script_sections::create_segments): If
7219 -n/--omagic, don't put read-only and read-write sections in
7222 * cref.cc: New file.
7224 * options.h (class General_options): Add --print-symbol-counts.
7225 * main.cc (main): Issue defined symbol report if requested.
7226 * archive.cc (Archive::interpret_header): Make into a const member
7228 (Archive::add_symbols): Call Input_objects::archive_start and
7230 (Archive::const_iterator): Define new class.
7231 (Archive::begin, Archive::end): New functions.
7232 (Archive::include_all_members): Rewrite to use iterator.
7233 (Archive::count_members): New function.
7234 * archive.h (class Archive): Update declarations.
7235 (Archive::filename): New function.
7236 * object.cc: Include "cref.h".
7237 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7238 (Sized_relobj::do_get_global_symbol_counts): New function.
7239 (Input_objects::add_object): Add object to cross-referencer.
7240 (Input_objects::archive_start): New function.
7241 (Input_objects::archive_stop): New function.
7242 (Input_objects::print_symbol_counts): New function.
7243 * object.h: Declare Cref and Archive.
7244 (Object::get_global_symbol_counts): New function.
7245 (Object::do_get_global_symbol_counts): New pure virtual function.
7246 (class Sized_relobj): Add defined_count_ field. Update
7248 (class Input_objects): Add cref_ field. Update constructor.
7249 Update declarations.
7250 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7252 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7254 (Sized_dynobj::do_get_global_symbol_counts): New function.
7255 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7256 defined_count_. Update declarations. Define Symbols typedef.
7257 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7258 parameter. Change all callers.
7259 (Symbol_table::add_from_dynobj): Add sympointers and defined
7260 parameters. Change all callers.
7261 * symtab.h (class Symbol_table): Update declarations.
7262 * Makefile.am (CCFILES): Add cref.cc.
7263 (HFILES): Add cref.h.
7264 * Makefile.in: Rebuild.
7266 2008-07-22 Simon Baldwin <simonb@google.com>
7268 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7269 to zero when writing undefined symbols.
7271 2008-07-22 Ian Lance Taylor <iant@google.com>
7273 * output.cc (Output_section::add_input_section): Don't try to
7274 merge empty merge sections.
7276 2008-07-21 Craig Silverstein <csilvers@google.com>
7278 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7279 Include symbol version in error message.
7281 2008-07-20 Chris Demetriou <cgd@google.com>
7283 * configure.ac (gold_cv_c_random_seed): New configured variable.
7284 (RANDOM_SEED_CFLAGS): New substituted variable.
7285 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7286 * configure: Rebuild.
7287 * Makefile.in: Likewise.
7288 * testsuite/Makefile.in: Likewise.
7290 2008-07-18 Ian Lance Taylor <iant@google.com>
7292 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7293 where we see NAME/NULL and NAME/VERSION as separate symbols.
7294 * testsuite/ver_test_main.cc (main): Call t4.
7295 (t4, t4_2a): Define.
7296 * testsuite/ver_test_2.cc (t4_2): Define.
7297 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7298 * testsuite/ver_test_4.cc (t4_2a): Define.
7299 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7300 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7302 2008-07-17 Ian Lance Taylor <iant@google.com>
7304 * dynobj.cc (Versions::add_def): If we give an error about a
7305 missing version, go ahead and create the version anyhow.
7307 2008-07-10 Ian Lance Taylor <iant@google.com>
7309 Handle output sections with more than 0x7fffffff bytes.
7310 * object.h (class Relobj): Change map_to_output_ to
7311 output_sections_, and just keep a section pointer. Change all
7312 uses. Move comdat group support to Sized_relobj.
7313 (Relobj::is_section_specially_mapped): Remove.
7314 (Relobj::output_section): Remove poff parameter. Change all
7316 (Relobj::output_section_offset): New function.
7317 (Relobj::set_section_offset): Rewrite.
7318 (Relobj::map_to_output): Remove.
7319 (Relobj::output_sections): New function.
7320 (Relobj::do_output_section_offset): New pure virtual function.
7321 (Relobj::do_set_section_offset): Likewise.
7322 (class Sized_relobj): Add section_offsets_ field. Add comdat
7323 group support from Relobj. Update declarations.
7324 (Sized_relobj::get_output_section_offset): New function.
7325 (Sized_relobj::do_output_section_offset): New function.
7326 (Sized_relobj::do_set_section_offset): New function.
7327 * object.cc (Relobj::output_section_address): Remove.
7328 (Sized_relobj::Sized_relobj): Initialize new fields.
7329 (Sized_relobj::include_section_group): Cast find_kept_object to
7331 (Sized_relobj::include_linkonce_section): Likewise.
7332 (Sized_relobj::do_layout): Use separate arrays for output section
7334 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7336 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7337 output_sections and section_offsets.
7338 (Sized_relobj::write_local_symbols): Likewise.
7339 (map_to_kept_section): Compute output address directly.
7340 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7341 output_sections and section_offsets.
7342 (Sized_relobj::write_sections): Likewise.
7343 (Sized_relobj::relocate_sections): Likewise.
7344 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7345 * output.h (class Output_reloc): Update declarations. Change
7346 u2_.relobj to Sized_relobj*.
7347 (class Output_data_reloc): Change add functions to use
7349 * output.cc (Output_reloc::Output_reloc): Change relobj to
7351 (Output_reloc::local_section_offset): Change return type to
7352 Elf_Addr. Use get_output_section_offset.
7353 (Output_reloc::get_address): Likewise.
7354 (Output_section::is_input_address_mapped): Don't call
7355 is_section_specially_mapped.
7356 (Output_section::output_offset): Likewise.
7357 (Output_section::output_address): Likewise.
7358 (Output_section::starting_output_address): Likewise.
7359 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7360 parameter to Sized_relobj*.
7361 (Copy_relocs::need_copy_reloc): Likewise.
7362 (Copy_relocs::save): Likewise.
7363 * copy-relocs.h (class Copy_relocs): Update declarations.
7364 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7365 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7366 * target-reloc.h (relocate_for_relocatable): Change
7367 offset_in_output_section type to Elf_Addr. Change code that uses
7369 * layout.cc (Layout::layout): Always set *off.
7370 * mapfile.cc (Mapfile::print_input_section): Use
7371 output_section_offset.
7372 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7374 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7375 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7376 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7378 2008-07-03 Ian Lance Taylor <iant@google.com>
7380 * layout.cc (Layout::include_section): Do not discard unrecognized
7381 SHT_STRTAB sections.
7383 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7385 * script.cc (Lex::can_continue_name): Make '?' allowable in
7386 version-script names.
7387 * testsuite/version_script.map: Change glob pattern to use '?'
7389 2008-06-30 Manish Singh <yosh@gimp.org>
7392 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7395 2008-06-30 Ian Lance Taylor <iant@google.com>
7399 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7400 versions]: Don't try to read the value in the contents, since we
7401 don't use it. Use the template endianness when writing.
7403 2008-06-25 Cary Coutant <ccoutant@google.com>
7405 * fileread.cc (File_read::make_view): Assert on zero-length view.
7406 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7407 symbol table when there are no symbols to read.
7409 2008-06-23 Craig Silverstein <csilvers@google.com>
7411 * version.cc (version_string): Bump to 1.7
7413 2008-06-18 Craig Silverstein <csilvers@google.com>
7415 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7416 constant 0xFFFF to type Valtype.
7417 (Powerpc_relocate_functions::rel16_ha): Likewise.
7419 2008-06-17 Ian Lance Taylor <iant@google.com>
7421 * output.h (Output_section::Input_section): Initialize p2align_ to
7422 zero for Output_section_data constructors.
7423 (Output_section::Input_section::addralign): If not an input
7424 section, return the alignment of the Output_section_data.
7425 * testsuite/copy_test.cc: New file.
7426 * testsuite/copy_test_1.cc: New file.
7427 * testsuite/copy_test_2.cc: New file.
7428 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7429 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7430 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7431 (copy_test_1_pic.o, copy_test_1.so): New targets.
7432 (copy_test_2_pic.o, copy_test_2.so): New targets.
7433 * testsuite/Makefile.in: Rebuild.
7435 * script-sections.cc (Script_sections::place_orphan): Initialize
7436 local variable exact.
7438 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7440 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7442 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7443 David S. Miller <davem@davemloft.net>
7445 * powerpc.cc: New file.
7446 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7447 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7448 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7449 * Makefile.in: Rebuild.
7451 2008-06-09 Ian Lance Taylor <iant@google.com>
7453 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7455 (throwing, orig_terminate): New static variables.
7456 (terminate_handler): New static function.
7457 (t2): Set terminate handler.
7459 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7462 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7465 2008-05-30 Cary Coutant <ccoutant@google.com>
7467 * archive.cc (Archive::include_all_members) Correct to step
7468 over symbol table and extended name table in thin archives.
7470 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7473 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7476 2008-05-28 Caleb Howe <cshowe@google.com>
7478 * reduced_debug_output.cc: New file.
7479 * reduced_debug_output.h: New file.
7480 * options.h (class General_options): Add --strip-debug-non-line.
7481 * options.cc (General_options::finalize): Add strip_debug_non_line
7482 to the strip heirarchy.
7483 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7485 * layout.cc: Include "reduced_debug_output.h".
7486 (Layout::Layout): Initialize new fields.
7487 (line_only_debug_sections): New static array.
7488 (is_lines_only_debug_sections): New static inline function.
7489 (Layout::include_section): Handle --strip-debug-non-line.
7490 (Layout::make_output_section): If --strip-debug-non-line, build
7491 new output sections for .debug_abbrev and .debug_info.
7492 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7493 gold. Warn about possible overflow.
7494 (read_signed_LEB_128): Likewise.
7495 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7496 (read_signed_LEB_128): Declare.
7497 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7498 (HFILES): Add reduced_debug_output.h.
7499 * Makefile.in: Rebuild.
7501 2008-05-21 Ian Lance Taylor <iant@google.com>
7503 * mapfile.cc: New file.
7504 * mapfile.h: New file.
7505 * options.h (class General_options): Add -M/--print-map and -Map.
7506 * options.cc (General_options::finalize): Make -M equivalent to
7508 * main.cc: Include <cstdio> and "mapfile.h".
7509 (main): Open mapfile if requested.
7510 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7511 constructor. Change caller.
7512 (queue_initial_tasks): Add mapfile parameter. Change caller.
7513 (queue_middle_tasks): Likewise.
7514 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7516 * archive.cc: Include "mapfile.h".
7517 (Archive::add_symbols): Add mapfile parameter. Change all
7518 callers. Pass mapfile, symbol, and reason to include_member.
7519 (Archive::include_all_members): Add mapfile parameter. Change all
7521 (Archive::include_member): Add mapfile, sym, and why parameters.
7522 Change all callers. Report inclusion to map file.
7523 * archive.h: Include "fileread.h".
7524 (class Archive): Update declarations.
7525 (Archive::file): New const method.
7526 (class Add_archive_symbols): Add mapfile_ field. Update
7527 constructor. Change all callers.
7528 * readsyms.h (class Read_symbols): Likewise.
7529 (class Finish_group): Likewise.
7530 (class Read_script): Likewise.
7531 * common.cc: Include "mapfile.h".
7532 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7534 (Symbol_table::do_allocate_commons): Likewise.
7535 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7536 symbol allocation to mapfile.
7537 * common.h (class Allocate_commons_task): Add mapfile_ field.
7538 Update constructor. Change all callers.
7539 * symtab.h (class Symbol_table): Update declarations.
7540 * layout.cc: Include "mapfile.h".
7541 (Layout_task_runner::run): Print information to mapfile.
7542 (Layout::create_gold_note): Change Output_data_fixed_space to
7543 Output_data_zero_fill.
7544 (Layout::create_build_id): Likewise.
7545 (Layout::print_to_mapfile): New function.
7546 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7547 constructor. Change caller.
7548 (class Layout): Declare print_to_mapfile.
7549 * output.cc (Output_section::Input_section::print_to_mapfile): New
7551 (Output_section::add_input_section): If producing a map, always
7552 add to input_sections_ list.
7553 (Output_section::do_print_to_mapfile): New function.
7554 (Output_segment::print_sections_to_mapfile): New function.
7555 (Output_segment::print_section_list_to_mapfile): New function.
7556 * output.h: Include "mapfile.h".
7557 (Output_data::print_to_mapfile): New function.
7558 (Output_data::do_print_to_mapfile): New virtual function.
7559 (Output_segment_headers::do_print_to_mapfile): New function.
7560 (Output_file_header::do_print_to_mapfile): New function.
7561 (Output_data_const::do_print_to_mapfile): New function.
7562 (class Output_data_const_buffer): Add map_name_ field. Update
7563 constructor. Change all callers. Add do_print_to_mapfile
7565 (class Output_data_fixed_space): Likewise.
7566 (class Output_data_space): Likewise.
7567 (class Output_data_zero_fill): New class.
7568 (Output_data_strtab::do_print_to_mapfile): New function.
7569 (Output_data_reloc_base::do_print_to_mapfile): New function.
7570 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7571 (Output_data_group::do_print_to_mapfile): New function.
7572 (Output_data_got::do_print_to_mapfile): New function.
7573 (Output_data_dynamic::do_print_to_mapfile): New function.
7574 (Output_symtab_xindex::do_print_to_mapfile): New function.
7575 (class Output_section): Declare do_print_to_mapflie. Declare
7576 print_to_mapfile in Input_section.
7577 (class Output_segment): Declare new functions.
7578 * object.h (Sized_relobj::symbol_count): New function.
7579 * script-sections.cc
7580 (Output_section_element_dot_assignment::set_section_addresses):
7581 Change Output_data_fixed_space to Output_data_zero_fill.
7582 (Output_data_expression::do_print_to_mapfile): New function.
7583 * script.cc (read_input_script): Add mapfile parameter. Change
7585 * script.h (read_input_script): Update declaration.
7586 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7587 (Eh_frame::do_print_to_mapfile): New function.
7588 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7589 (Output_merge_string::do_print_to_mapfile): New function.
7590 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7592 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7594 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7596 * Makefile.am (CCFILES): Add mapfile.cc.
7597 (HFILES): Add mapfile.h.
7598 * Makefile.in: Rebuild.
7600 2008-05-19 Ian Lance Taylor <iant@google.com>
7602 * options.h (class General_options): Add -z relro.
7603 * layout.cc (Layout::Layout): Initialize relro_segment_.
7604 (Layout::add_output_section_data): Return the output section.
7605 (Layout::make_output_section): Rcognize relro sections and mark
7607 (Layout::attach_allocated_section_to_segment): Put relro sections
7608 in a PT_GNU_RELRO segment.
7609 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7611 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7613 (Layout::linkonce_mapping): Map d.rel.ro.local to
7615 (Layout::output_section_name): Us .data.rel.ro.local for any
7616 section which begins with that.
7617 * layout.h (class Layout): Update add_output_section_data
7618 declaration. Add relro_segment_ field.
7619 * output.cc (Output_section::Output_section): Initialize is_relro_
7620 and is_relro_local_ fields.
7621 (Output_segment::add_output_section): Group relro sections.
7622 (Output_segment::is_first_section_relro): New function.
7623 (Output_segment::maximum_alignment): If there is a relro section,
7624 align the segment to the common page size.
7625 (Output_segment::set_section_addresses): Track whether we are
7626 looking at relro sections. If the last section is a relro
7627 section, align to the common page size.
7628 (Output_segment::set_section_list_addresses): Add in_relro
7629 parameter. Change all callers. Align to the page size when
7630 moving from relro to non-relro section.
7631 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7633 * output.h (class Output_section): Add is_relro_ and
7634 is_relro_local_ fields.
7635 (Output_section::is_relro): New function.
7636 (Output_section::set_is_relro): New function.
7637 (Output_section::is_relro_local): New function.
7638 (Output_section::set_is_relro_local): New function.
7639 (class Output_segment): Update declarations.
7640 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7641 * sparc.cc (Target_sparc::got_section): Likewise.
7642 * x86_64.cc (Target_x86_64::got_section): Likewise.
7643 * testsuite/relro_test_main.cc: New file.
7644 * testsuite/relro_test.cc: New file.
7645 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7646 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7647 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7648 (relro_test.so, relro_test_pic.o): New targets.
7649 * testsuite/Makefile.in: Rebuild.
7651 2008-05-16 Ian Lance Taylor <iant@google.com>
7653 * output.cc (Output_segment::add_output_section): Remove front
7655 * output.h (class Output_segment): Remove
7656 add_initial_output_section and overloaded add_output_section.
7657 Update declaration of remaining add_output_section.
7658 * layout.cc (Layout::create_interp): Call add_output_section
7659 rather than add_initial_output_section.
7660 (Layout::finish_dynamic_section): Likewise.
7662 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7663 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7664 know the dynamic type.
7665 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7666 field. Initialize it in constructor.
7667 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7668 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7669 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7672 * output.cc (Output_reloc::get_address): Change return type to
7674 * output.h (class Output_reloc): Update get_address declaration.
7675 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7676 for section addresses.
7678 2008-05-09 Ian Lance Taylor <iant@google.com>
7681 * gold.cc (gold_nomem): Use return value of write.
7683 2008-05-08 Ian Lance Taylor <iant@google.com>
7685 * symtab.c (Symbol::init_base_output_data): Add version
7686 parameter. Change all callers.
7687 (Symbol::init_base_output_segment): Likewise.
7688 (Symbol::init_base_constant): Likewise.
7689 (Symbol::init_base_undefined): Likewise.
7690 (Sized_symbol::init_output_data): Likewise.
7691 (Sized_symbol::init_output_segment): Likewise.
7692 (Sized_symbol::init_constant): Likewise.
7693 (Sized_symbol::init_undefined): Likewise.
7694 (Symbol_table::do_define_in_output_data): If the new symbol has a
7695 version, mark it as the default.
7696 (Symbol_table::do_define_in_output_segment): Likewise.
7697 (Symbol_table::do_define_as_constant): Likewise.
7698 * symtab.h (class Symbol): Update declarations.
7699 (class Sized_symbol): Likewise.
7700 * resolve.cc (Symbol::override_version): New function.
7701 (Symbol::override_base): Call override_version.
7702 (Symbol::override_base_with_special): Likewise.
7703 * testsuite/ver_script_8.script: New file.
7704 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7705 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7706 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7707 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7709 2008-05-06 Ian Lance Taylor <iant@google.com>
7712 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7714 (class General_options): Remove existing --undefined, and add
7715 --no-undefined instead. Add new --undefined as synonym for -u.
7716 * archive.cc (Archive::add_symbols): Check whether symbol was
7718 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7719 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7720 all uses. Add IS_UNDEFINED. Update declarations to split
7721 different versions of init_base. Declare init_base_undefined.
7722 (Symbol::is_defined): Handle IS_UNDEFINED.
7723 (Symbol::is_undefined): Likewise.
7724 (Symbol::is_weak_undefined): Call is_undefined.
7725 (Symbol::is_absolute): Handle IS_CONSTANT.
7726 (class Sized_symbol): Update declarations to split different
7727 versions of init. Declare init_undefined.
7728 (class Symbol_table): Declare new functions.
7729 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7731 (Symbol::init_base_output_data): Likewise.
7732 (Symbol::init_base_output_segment): Likewise.
7733 (Symbol::init_base_constant): Likewise.
7734 (Symbol::init_base_undefined): New function.
7735 (Sized_symbol::init_object): Rename from init. Change all
7737 (Sized_symbol::init_output_data): Likewise.
7738 (Sized_symbol::init_output_segment): Likewise.
7739 (Sized_symbol::init_constant): Likewise.
7740 (Sized_symbol::init_undefined): New function.
7741 (Symbol_table::add_undefined_symbols_from_command_line): New
7743 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7745 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7746 (Symbol::output_section): Likewise.
7747 (Symbol::set_output_section): Likewise.
7748 (Symbol_table::sized_finalize_symbol): Likewise.
7749 (Symbol_table::sized_write_globals): Likewise.
7750 * resolve.cc (Symbol_table::should_override): Likewise.
7751 (Symbol::override_base_with_special): Likewise.
7753 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7754 symbol, change it to have default visibility.
7755 * testsuite/protected_1.cc: New file.
7756 * testsuite/protected_2.cc: New file.
7757 * testsuite/protected_3.cc: New file.
7758 * testsuite/protected_main_1.cc: New file.
7759 * testsuite/protected_main_2.cc: New file.
7760 * testsuite/protected_main_3.cc: New file.
7761 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7762 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7763 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7764 (protected_1.so): New target.
7765 (protected_1_pic.o, protected_2_pic.o): New targets.
7766 (protected_3_pic.o): New target.
7767 (check_PROGRAMS): Add protected_2.
7768 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7769 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7770 * testsuite/Makefile.in: Rebuild.
7772 * options.h (DEFINE_var): Add set_user_set_##varname__.
7773 (DEFINE_bool_alias): New macro.
7774 (class General_options): Define -Bstatic using DEFINE_bool_alias
7775 rather than DEFINE_special. Add --undefined as an alias for -z
7777 * options.cc (General_options::parse_Bstatic): Remove.
7779 * options.h (class General_options): Add --fatal-warnings.
7780 * main.cc (main): Implement --fatal-warnings.
7781 * errors.h (Errors::warning_count): New function.
7783 * options.h (class General_options): Add -Bsymbolic-functions.
7784 * symtab.h (Symbol::is_preemptible): Check for
7785 -Bsymbolic-functions.
7787 2008-05-05 Ian Lance Taylor <iant@google.com>
7789 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7790 as noVARNAME rather than no-VARNAME.
7791 (class General_options): Add option -z combreloc.
7792 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7794 (Output_reloc::sort_before) [SHT_REL]: New function.
7795 (Output_reloc::sort_before) [SHT_RELA]: New function.
7796 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7797 Sort_relocs_comparison.
7798 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7799 parameter. Change all callers.
7800 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7801 sort_relocs parameter. Change all callers.
7802 * output.cc (Output_reloc::get_address): New function, broken out
7804 (Output_reloc::write_rel): Call it.
7805 (Output_reloc::compare): New function.
7806 (Output_data_reloc_base::do_write): Optionally sort relocs.
7808 * configure.ac: If targ_extra_obj is set, link it in.
7809 * configure.tgt: Initialize all variables.
7810 (x86_64*): Set targ_extra_obj and targ_extra_size.
7811 * configure: Rebuild.
7813 * object.cc (Sized_relobj::include_section_group): Adjust section
7814 indexes read from group data. Build vector to pass to
7816 * layout.cc (Layout::layout_group): Add flags and shndxes
7817 parameters. Remove contents parameter. Change caller. Update
7818 explicit instantiations.
7819 * layout.h (class Layout): Update layout_group declaration.
7820 * output.cc (Output_data_group::Output_data_group): Add flags and
7821 input_shndxes parameters. Remove contents parameter. Change
7823 (Output_data_group::do_write): Change input_sections_ to
7825 * output.h (class Output_data_group): Update constructor
7826 declaration. Rename input_sections_ to input_shndxes_.
7827 * testsuite/many_sections_test.cc: Add template.
7829 2008-04-30 Cary Coutant <ccoutant@google.com>
7831 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7833 * layout.cc (Layout::include_section): Refactored check for debug
7835 (Layout::add_comdat): Add new parameters. Change type
7836 of signature parameter. Add object and shndx to signatures table.
7837 (Layout::find_kept_object): New function.
7838 * layout.h: Include <cstring>.
7839 (Layout::is_debug_info_section): New function.
7840 (Layout::add_comdat): Add new parameters.
7841 (Layout::find_kept_object): New function.
7842 (Layout::Kept_section): New struct.
7843 (Layout::Signatures): Change type of map range.
7844 * object.cc (Relobj::output_section_address): New function.
7845 (Sized_relobj::include_section_group): Add new parameters. Change
7846 calls to Layout::add_comdat. Change to build table of kept comdat
7847 groups and table mapping discarded sections to kept sections.
7848 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7849 (Sized_relobj::do_layout): Change calls to include_section_group and
7850 include_linkonce_section.
7851 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7852 value to zero when section is discarded.
7853 (Sized_relobj::map_to_kept_section): New function.
7854 * object.h (Relobj::output_section_address): New function.
7855 (Relobj::Comdat_group): New type.
7856 (Relobj::find_comdat_group): New function.
7857 (Relobj::Comdat_group_table): New type.
7858 (Relobj::Kept_comdat_section): New type.
7859 (Relobj::Kept_comdat_section_table): New type.
7860 (Relobj::add_comdat_group): New function.
7861 (Relobj::set_kept_comdat_section): New function.
7862 (Relobj::get_kept_comdat_section): New function.
7863 (Relobj::comdat_groups_): New field.
7864 (Relobj::kept_comdat_sections_): New field.
7865 (Symbol_value::input_value): Update comment.
7866 (Sized_relobj::map_to_kept_section) New function.
7867 (Sized_relobj::include_linkonce_section): Add new parameter.
7868 * target-reloc.h (Comdat_behavior): New type.
7869 (get_comdat_behavior): New function.
7870 (relocate_section): Add code to map a discarded section to the
7871 corresponding kept section when applying a relocation.
7873 2008-04-30 Craig Silverstein <csilvers@google.com>
7875 * dwarf_reader.cc (next_generation_count): New static var.
7876 (Addr2line_cache_entry): New struct.
7877 (addr2line_cache): New static var.
7878 (Dwarf_line_info::one_addr2line): Added caching.
7879 (Dwarf_line_info::clear_addr2line_cache): New function.
7880 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7881 cache-size parameter.
7882 (Dwarf_line_info::one_addr2line_cache): New function.
7883 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7884 new cache-size argument to one_addr2line(), and clear cache.
7886 2008-04-28 Cary Coutant <ccoutant@google.com>
7888 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7889 R_386_PC8 relocations.
7891 2008-04-23 Ian Lance Taylor <iant@google.com>
7893 * object.cc (Sized_relobj::include_section_group): Check for
7894 invalid section group.
7896 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7899 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7900 than read for file header.
7901 * archive.cc (Archive::include_member): Likewise.
7903 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7905 * aclocal.m4: Regenerate.
7906 * configure: Regenerate.
7908 2008-04-19 Ian Lance Taylor <iant@google.com>
7910 * version.cc (version_string): Bump to 1.6.
7912 * testsuite/Makefile.am (many_sections_r_test): New target.
7913 (many_sections_r_test_SOURCES): Remove.
7914 (many_sections_r_test_DEPENDENCIES): Remove.
7915 (many_sections_r_test_LDFLAGS): Remove.
7916 (many_sections_r_test_LDADD): Remove.
7918 * object.cc (Sized_relobj::do_add_symbols): Always pass
7919 local_symbol_count_ to add_from_relobj.
7921 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7922 every thousand variables.
7923 * testsuite/Makefile.in: Rebuild.
7925 * object.cc (Xindex::initialize_symtab_xindex): New function.
7926 (Xindex::read_symtab_xindex): New function.
7927 (Xindex::sym_xindex_to_shndx): New function.
7928 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7930 (Sized_relobj::do_initialize_xindex): New function.
7931 (Sized_relobj::do_read_symbols): Adjust section links.
7932 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7933 parameter. Change all callers.
7934 (Sized_relobj::include_section_group): Adjust section links and
7935 symbol section indexes.
7936 (Sized_relobj::do_layout): Adjust section links.
7937 (Sized_relobj::do_count_local_symbols): Adjust section links and
7938 symbol section indexes.
7939 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7940 ordinary and special symbols.
7941 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7942 dynsym_xindex parameters. Change all callers. Adjust section
7943 links. Use SHN_XINDEX when needed.
7944 (Sized_relobj::get_symbol_location_info): Adjust section links.
7945 Don't get fooled by special symbols.
7946 * object.h (class Xindex): Define.
7947 (class Object): Add xindex_ parameter. Declare virtual functoin
7948 do_initialize_xindex.
7949 (Object::adjust_sym_shndx): New function.
7950 (Object::set_xindex): New protected function.
7951 (class Symbol_value): Add is_ordinary_shndx_ field.
7952 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7953 (Symbol_value::value): Assert ordinary section.
7954 (Symbol_value::initialize_input_to_output_map): Likewise.
7955 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7957 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7959 (class Sized_relobj): Update declarations.
7960 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7961 parameter. Change all callers.
7962 (Sized_relobj::adjust_shndx): New function.
7963 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7965 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7966 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7967 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7968 (Sized_dynobj::read_dynsym_section): Adjust section links.
7969 (Sized_dynobj::read_dynamic): Likewise.
7970 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7972 (Sized_dynobj::do_initialize_xindex): New function.
7973 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7974 do_initialize_xindex.
7975 (Sized_dynobj::adjust_shndx): New function.
7976 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7977 dynsym_xindex_ fields.
7978 (Layout::finalize): Add a call to set_section_indexes before
7979 creating the symtab sections.
7980 (Layout::set_section_indexes): Don't do anything if the section
7981 already has a section index.
7982 (Layout::create_symtab_sections): Add shnum parameter. Change
7983 caller. Create .symtab_shndx section if needed.
7984 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7986 (Layout::allocated_output_section_count): New function.
7987 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7989 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7990 fields. Update declarations.
7991 (Layout::symtab_xindex): New function.
7992 (Layout::dynsym_xindex): New function.
7993 (class Write_symbols_task): Add layout_ field.
7994 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7996 * output.cc (Output_section_headers::Output_section_headers): Add
7997 shstrtab_section parameter. Change all callers.
7998 (Output_section_headers::do_sized_write): Store overflow values
7999 for section count and section string table section index in
8000 section header zero.
8001 (Output_file_header::do_sized_write): Check for overflow of
8002 section count and section string table section index.
8003 (Output_symtab_xindex::do_write): New function.
8004 (Output_symtab_xindex::endian_do_write): New function.
8005 * output.h (class Output_section_headers): Add shstrtab_section_.
8006 Update declarations.
8007 (class Output_symtab_xindex): Define.
8008 (Output_section::has_out_shndx): New function.
8009 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8011 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8013 (Sized_symbol::init): Likewise.
8014 (Symbol::output_section): Check for ordinary symbol.
8015 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8016 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8018 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8019 Change all callers. Simplify handling of symbols from sections
8020 not included in the link.
8021 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8023 (Weak_alias_sorter::operator()): Assert that symbols are
8025 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8027 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8028 parameters. Change all callers.
8029 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8030 symbol distinction. Use SHN_XINDEX when needed.
8031 (Symbol_table::write_section_symbol): Add symtab_xindex
8032 parameter. Change all callers.
8033 (Symbol_table::sized_write_section_symbol): Likewise. Use
8034 SHN_XINDEX when needed.
8035 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8037 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8038 (Symbol::is_defined): Check is_ordinary.
8039 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8040 (Symbol::is_absolute, Symbol::is_common): Likewise.
8041 (class Sized_symbol): Update declarations.
8042 (class Symbol_table): Update declarations.
8043 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8044 parameters. Change all callers.
8045 (Sized_symbol::override): Likewise.
8046 (Symbol_table::override): Likewise.
8047 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8048 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8049 is_ordinary, and orig_st_shndx parameters. Change all callers.
8050 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8051 to be in an ordinary section.
8052 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8053 object and is_ordinary parameters. Change all callers.
8054 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8055 Change all callers. Don't add undefined or non-ordinary symbols
8057 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8059 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8061 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8062 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8063 (Sized_relobj::relocate_sections): Likewise.
8064 * target-reloc.h (scan_relocs): Adjust section symbol index.
8065 (scan_relocatable_relocs): Likewise.
8066 * i386.cc (Scan::local): Check for ordinary symbols.
8067 * sparc.cc (Scan::local): Likewise.
8068 * x86_64.cc (Scan::local): Likewise.
8069 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8070 to symbol_section_and_value.
8071 * testsuite/many_sections_test.cc: New file.
8072 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8073 (check_PROGRAMS): Add many_sections_test.
8074 (many_sections_test_SOURCES): Define.
8075 (many_sections_test_DEPENDENCIES): Define.
8076 (many_sections_test_LDFLAGS): Define.
8077 (BUILT_SOURCES): Add many_sections_define.h.
8078 (many_sections_define.h): New target.
8079 (BUILT_SOURCES): Add many_sections_check.h.
8080 (many_sections_check.h): New target.
8081 (check_PROGRAMS): Add many_sections_r_test.
8082 (many_sections_r_test_SOURCES): Define.
8083 (many_sections_r_test_DEPENDENCIES): Define.
8084 (many_sections_r_test_LDFLAGS): Define.
8085 (many_sections_r_test_LDADD): Define.
8086 (many_sections_r_test.o): New target.
8087 * testsuite/Makefile.in: Rebuild.
8089 2008-04-17 Cary Coutant <ccoutant@google.com>
8091 * errors.cc (Errors::info): New function.
8092 (gold_info): New function.
8093 * errors.h (Errors::info): New function.
8094 * gold.h (gold_info): New function.
8095 * object.cc (Input_objects::add_object): Print trace output.
8096 * options.cc (options::parse_set): New function.
8097 (General_options::parse_wrap): Deleted.
8098 (General_options::General_options): Deleted initializer.
8099 * options.h (options::String_set): New typedef.
8100 (options::parse_set): New function.
8101 (DEFINE_set): New macro.
8102 (General_options::wrap): Changed to use DEFINE_set. Changed
8103 callers of any_wrap_symbols and is_wrap_symbol.
8104 (General_options::trace, General_options::trace_symbol):
8106 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8107 (General_options::wrap_symbols_): Deleted.
8108 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8110 2008-04-17 David S. Miller <davem@davemloft.net>
8112 * options.cc (General_options::parse_V): New function.
8113 * options.h: Add entries for -V and -Qy.
8115 2008-04-17 Ian Lance Taylor <iant@google.com>
8117 * common.cc (Symbol_table::allocate_commons): Remove options
8118 parameter. Change caller.
8119 (Symbol_table::do_allocate_commons): Remove options parameter.
8120 Change caller. Just call do_allocate_commons_list twice.
8121 (Symbol_table::do_allocate_commons_list): New function, broken out
8122 of do_allocate_commons.
8123 * common.h (class Allocate_commons_task): Remove options_ field.
8125 * symtab.cc (Symbol_table::Symbol_table): Initialize
8127 (Symbol_table::add_from_object): Put TLS common symbols on
8129 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8130 which are IN_OUTPUT_DATA.
8131 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8132 allocate_commons and do_allocate_commons declarations. Declare
8133 do_allocate_commons_list.
8134 * gold.cc (queue_middle_tasks): Update creation of
8135 Allocate_commons_task to not pass options.
8136 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8137 (TLS_TEST_C_FLAGS): New variable.
8138 (tls_test_c_pic.o): New target.
8139 (tls_test_shared.so): Link in tls_test_c_pic.o.
8140 (tls_test_c_pic_ie.o): New target.
8141 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8142 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8143 (tls_test_c.o): New target.
8144 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8145 (tls_pic_test_LDADD): Likewise.
8146 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8147 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8148 (tls_test_c_gnu2.o): New target.
8149 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8151 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8152 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8153 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8154 * testsuite/tls_test.cc: Include "config.h".
8155 (t_last): Call t11_last.
8156 * testsuite/tls_test.h (t11, t11_last): Declare.
8157 * testsuite/tls_test_c.c: New file.
8158 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8159 * configure.ac: Check for OpenMP support.
8160 * configure, config.in, Makefile.in: Rebuild.
8161 * testsuite/Makefile.in: Rebuild.
8163 2008-04-16 Cary Coutant <ccoutant@google.com>
8165 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8166 (Target_i386::tls_base_symbol_defined_): New field.
8167 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8168 (Target_i386::Scan::global): Likewise.
8169 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8170 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8171 (Target_x86_64::tls_base_symbol_defined_): New field.
8172 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8173 (Target_x86_64::Scan::global): Likewise.
8175 2008-04-16 Cary Coutant <ccoutant@google.com>
8177 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8178 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8179 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8180 building shared libraries.
8181 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8182 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8183 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8184 * testsuite/Makefile.in: Rebuild.
8185 * testsuite/weak_undef.h: New file.
8186 * testsuite/weak_undef_file1.cc: Add extra test cases.
8187 * testsuite/weak_undef_file2.cc: Likewise.
8188 * testsuite/weak_undef_test.cc: Likewise.
8190 2008-04-16 David S. Miller <davem@davemloft.net>
8192 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8193 Add issued_non_pic_error_ field. Declare check_non_pic.
8194 (Target_sparc::Scan::check_non_pic): New function.
8195 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8196 (Target_sparc::Scan::global): Likewise.
8198 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8199 * configure: Rebuild.
8201 * options.h (DEFINE_enable): New macro.
8202 (new_dtags): New enable option.
8203 (initfirst, interpose, loadfltr, nodefaultlib,
8204 nodelete, nodlopen, nodump): New -z options.
8205 * layout.cc (Layout:finish_dynamic_section): If new
8206 dtags enabled, emit DT_RUNPATH. Also, emit a
8207 DT_FLAGS_1 containing any specified -z flags.
8209 2008-04-16 Ian Lance Taylor <iant@google.com>
8211 * copy-relocs.cc: New file.
8212 * copy-relocs.h: New file.
8213 * reloc.cc: Remove Copy_relocs code.
8214 * reloc.h: Likewise.
8215 * reloc-types.h (struct Reloc_types) [both versions]: Add
8216 get_reloc_addend_noerror.
8217 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8218 variants of add_global which take an addend which must be zero.
8219 * i386.cc: Include "copy-relocs.h".
8220 (class Target_i386): Change type of copy_relocs_ to variable,
8222 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8224 (Target_i386::do_finalize_sections): Change handling of
8226 * sparc.cc: Include "copy-relocs.h".
8227 (class Target_sparc): Change type of copy_relocs_ to variable,
8229 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8231 (Target_sparc::do_finalize_sections): Change handling of
8233 * x86_64.cc: Include "copy-relocs.h".
8234 (class Target_x86_64): Change type of copy_relocs_ to variable,
8236 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8237 class. Change all callers.
8238 (Target_x86_64::do_finalize_sections): Change handling of
8240 * Makefile.am (CCFILES): Add copy-relocs.cc.
8241 (HFILES): Add copy-relocs.h.
8243 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8245 * testsuite/script_test_4.sh: Permit leading zeroes.
8247 2008-04-15 Ian Lance Taylor <iant@google.com>
8249 * script-sections.cc (Script_sections::create_segments): Use
8250 header_size_adjustment even when there is enough room for the
8252 * testsuite/script_test_4.sh: New file.
8253 * testsuite/script_test_4.t: New file.
8254 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8255 (check_DATA): Add script_test_4.stdout.
8256 (MOSTLYCLEANFILES): Likewise.
8257 (script_test_4): New target.
8258 (script_test_4.stdout): New target.
8259 * testsuite/Makefile.in: Rebuild.
8261 * sparc.cc: Add definitions for Output_data_plt_sparc class
8264 2008-04-14 David S. Miller <davem@davemloft.net>
8266 * sparc.cc: New file.
8267 * Makefile.am (TARGETSOURCES): Add sparc.cc
8268 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8269 * configure.tgt: Document targ_extra_size and
8270 targ_extra_big_endian. Add entries for sparc-* and
8272 * configure.ac: Handle targ_extra_size and
8273 targ_extra_big_endian.
8274 * Makefile.in: Rebuild.
8275 * configure: Likewise.
8276 * po/POTFILES.in: Likewise.
8277 * po/gold.pot: Likewise.
8279 2008-04-14 Ian Lance Taylor <iant@google.com>
8281 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8282 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8283 in the name/type/flags to section mapping. Don't call
8284 allocate_output_section.
8285 (Layout::choose_output_section): Change parameter from adjust_name
8286 to is_input_section. Don't permit input sections after sections
8287 are attached to segments. Don't call allocate_output_section.
8288 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8289 not write_enable_output_section.
8290 (Layout::make_output_section): Don't push to
8291 unattached_section_list_ nor call attach_to_segment. Call
8292 attach_section_to_segment if sections are attached.
8293 (Layout::attach_sections_to_segments): New function.
8294 (Layout::attach_section_to_segment): New function.
8295 (Layout::attach_allocated_section_to_segment): Rename from
8296 attach_to_segment. Remove flags parameter.
8297 (Layout::allocate_output_section): Remove function.
8298 (Layout::write_enable_output_section): Remove function.
8299 * layout.h (class Layout): Update for above changes. Add new
8300 field sections_are_attached_.
8301 * output.h (Output_section::update_flags_for_input_section): New
8303 * output.cc (Output_section::add_input_section): Call
8304 update_flags_for_input_section.
8305 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8307 2008-04-11 Cary Coutant <ccoutant@google.com>
8309 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8310 thought unnecessary.
8311 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8313 2008-04-11 Ian Lance Taylor <iant@google.com>
8315 * output.h (class Output_section_data): Remove inline definition
8317 * output.cc (Output_section_data::set_addralign): New function.
8319 2008-04-11 Cary Coutant <ccoutant@google.com>
8321 Add support for TLS descriptors for i386 and x86_64.
8322 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8323 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8324 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8326 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8327 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8328 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8330 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8331 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8332 Fix problem with initial-exec relocations.
8333 (Target_i386::Relocate::relocate_tls): Likewise.
8334 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8336 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8337 support for section-plus-offset dynamic table entries.
8338 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8339 (Output_data_dynamic::Dynamic_entry): Add support for
8340 section-plus-offset dynamic table entries.
8341 (Output_data_dynamic::Classification): Likewise.
8342 (Output_data_dynamic::classification_): Renamed offset_.
8343 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8344 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8345 (Target_x86_64::make_plt_section): New function.
8346 (Target_x86_64::reserve_tlsdesc_entries): New function.
8347 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8348 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8349 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8350 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8351 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8352 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8353 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8354 add extra PLT entry for TLS descriptors.
8355 (Output_data_plt_x86_64::got_): New field.
8356 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8357 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8359 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8361 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8362 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8363 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8364 R_386_TLS_DESC_CALL relocations.
8365 (Target_x86_64::Scan::global): Likewise.
8366 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8367 for TLS descriptors.
8368 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8369 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8370 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8371 GD-to-IE relaxation.
8372 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8373 and TLS_DESCRIPTORS.
8374 * Makefile.in: Rebuild.
8375 * configure: Rebuild.
8376 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8377 (tls_test_shared2.so): New target.
8378 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8379 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8380 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8381 (tls_shared_gd_to_ie_test_LDADD): New variable.
8382 (tls_shared_gnu2_gd_to_ie_test): New target.
8383 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8385 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8386 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8387 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8388 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8389 (tls_shared_gnu2_test): New target.
8390 (tls_test_gnu2_shared.so): New target.
8391 (tls_shared_gnu2_test_SOURCES): New variable.
8392 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8393 (tls_shared_gnu2_test_LDFLAGS): New variable.
8394 (tls_shared_gnu2_test_LDADD): New variable.
8395 * testsuite/Makefile.in: Rebuild.
8396 * testsuite/Makefile.
8398 2008-04-11 Ian Lance Taylor <iant@google.com>
8400 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8402 * testsuite/Makefile.in: Rebuild.
8404 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8406 * testsuite/script_test_2.cc (main): Adjust test.
8408 2008-04-11 David S. Miller <davem@davemloft.net>
8409 Ian Lance Taylor <iant@google.com>
8411 * options.h (General_options): Add entries for '-Y' and
8413 * options.cc (General_options:finalize): If -Y was used, add those
8414 entries to the library path instead of the default "/lib" and
8417 2008-04-11 David S. Miller <davem@davemloft.net>
8419 * testsuite/justsyms.t: Start at 0x100.
8420 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8421 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8423 * testsuite/script_test_2.cc: Adjust string and section length
8426 2008-04-09 Ian Lance Taylor <iant@google.com>
8429 * script-sections.cc (Sections_element::allocate_to_segment): Add
8431 (Output_section_definition::allocate_to_segment): Likewise.
8432 (Orphan_output_section::allocate_to_segment): Likewise.
8433 (Script_sections::attach_sections_using_phdrs_clause): Don't
8434 propagate non-PT_LOAD segments to orphan sections.
8435 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8436 readelf rather than objdump.
8437 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8438 .interp section and PT_INTERP segment are the same size.
8439 * testsuite/Makefile.in: Rebuild.
8441 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8442 aliases for symbols defined in the same object.
8443 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8444 (weak_alias_test_SOURCES): New variable.
8445 (weak_alias_test_DEPENDENCIES): New variable.
8446 (weak_alias_test_LDFLAGS): New variable.
8447 (weak_alias_test_LDADD): New variable.
8448 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8449 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8450 (weak_alias_test_3.o): New target.
8451 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8452 * testsuite/weak_alias_test_main.cc: New file.
8453 * testsuite/weak_alias_test_1.cc: New file.
8454 * testsuite/weak_alias_test_2.cc: New file.
8455 * testsuite/weak_alias_test_3.cc: New file.
8457 2008-04-08 Ian Lance Taylor <iant@google.com>
8459 * options.h (class General_options): Add --noinhibit-exec option.
8460 * main.cc (main): Check --noinhibit-exec.
8462 * options.h (class General_options): Define --wrap as a special
8463 option. Add wrap_symbols_ field.
8464 (General_options::any_wrap_symbols): New function.
8465 (General_options::is_wrap_symbol): New function.
8466 * options.cc (General_options::parse_wrap): New function.
8467 (General_options::General_options): Initialize wrap_symbols_.
8468 * symtab.cc (Symbol_table::wrap_symbol): New function.
8469 (Symbol_table::add_from_object): Handle --wrap.
8470 * symtab.h (class Symbol_table): Declare wrap_symbol.
8471 * target.h (Target::wrap_char): New function.
8472 (Target::Target_info): Add wrap_char field.
8473 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8474 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8475 * testsuite/testfile.cc (Target_test::test_target_info):
8478 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8481 * layout.h (class Layout): Add added_eh_frame_data_ field.
8482 * layout.cc (Layout::Layout): Initialize new field.
8483 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8484 output section until we find a section we merged successfully.
8485 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8486 that the size be non-zero.
8488 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8491 2008-04-08 Craig Silverstein <csilvers@google.com>
8493 * configure.ac: Export new conditional variable HAVE_ZLIB.
8494 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8496 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8497 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8499 2008-04-07 Ian Lance Taylor <iant@google.com>
8501 * version.cc (version_string): Set to "1.5".
8503 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8504 Add issued_non_pic_error_ field. Declare check_non_pic.
8505 (Target_x86_64::Scan::check_non_pic): New function.
8506 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8507 (Target_x86_64::Scan::global): Likewise.
8509 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8510 addend parameter. Change caller. Handle merge sections.
8511 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8512 Address to Addend. Don't add in the result of
8513 local_section_offset, pass down the addend and use the returned
8515 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8516 Update declarations of local_section_offset and symbol_value.
8517 * testsuite/two_file_test_1.cc (t18): New function.
8518 * testsuite/two_file_test_2.cc (f18): New function.
8519 * testsuite/two_file_test_main.cc (main): Call t18.
8520 * testsuite/two_file_test.h (t18, f18): Declare.
8522 * configure.ac: Don't test for objdump, c++filt, or readelf.
8523 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8525 (TEST_READELF): New variable.
8526 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8527 (check_PROGRAMS): Add two_file_strip_test.
8528 (two_file_strip_test): New target.
8529 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8530 (two_file_same_shared_strip_test_SOURCES): New variable.
8531 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8532 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8533 (two_file_same_shared_strip_test_LDADD): New variable.
8534 (two_file_shared_strip.so): New target.
8535 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8536 (ver_test_5.syms, ver_test_7.syms): Likewise.
8537 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8538 (strip_test_3.stdout): Use TEST_OBJDUMP.
8539 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8541 2008-04-04 Cary Coutant <ccoutant@google.com>
8543 * symtab.h (Symbol::is_weak_undefined): New function.
8544 (Symbol::is_strong_undefined): New function.
8545 (Symbol::is_absolute): New function.
8546 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8547 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8549 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8550 (weak_undef_test): New target.
8551 * testsuite/Makefile.in: Rebuild.
8552 * testsuite/weak_undef_file1.cc: New file.
8553 * testsuite/weak_undef_file2.cc: New file.
8554 * testsuite/weak_undef_test.cc: New file.
8556 2008-04-03 Craig Silverstein <csilvers@google.com>
8558 * compressed_output.h (class Output_compressed_section): Use
8560 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8562 (zlib_compressed_suffix): Removed.
8563 (Output_compressed_section::set_final_data_size): Use unsigned
8565 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8566 Fix linker invocation.
8567 (flagstest_o_specialfile_and_compress_debug_sections):
8569 * testsuite/Makefile.in: Regenerated.
8571 2008-04-02 David S. Miller <davem@davemloft.net>
8573 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8574 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8576 2008-04-02 Craig Silverstein <csilvers@google.com>
8580 2008-04-02 Ian Lance Taylor <iant@google.com>
8582 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8583 parameters. Update for new key type to views_. Change all
8585 (File_read::read): Adjust for byteshift in returned view.
8586 (File_read::add_view): New function, broken out of
8588 (File_read::make_view): New function, broken out of
8590 (File_read::find_or_make_view): Add offset and aligned
8591 parameters. Rewrite accordingly. Change all callers.
8592 (File_read::get_view): Add offset and aligned parameters. Adjust
8593 for byteshift in return value.
8594 (File_read::get_lasting_view): Likewise.
8595 * fileread.h (class File_read): Update declarations.
8596 (class File_read::View): Add byteshift_ field. Add byteshift to
8597 constructor. Add byteshift method.
8598 * archive.h (Archive::clear_uncached_views): New function.
8599 (Archive::get_view): Add aligned parameter. Change all callers.
8600 * object.h (Object::get_view): Add aligned parameter. Change all
8602 (Object::get_lasting_view): Likewise.
8604 * fileread.cc (File_read::release): Don't call clear_views if
8605 there are multiple objects.
8606 * fileread.h (File_read::clear_uncached_views): New function.
8607 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8610 2008-03-31 Cary Coutant <ccoutant@google.com>
8612 Add thin archive support.
8613 * archive.cc (Archive::armagt): New const.
8614 (Archive::setup): Remove task parameter and calls to unlock.
8615 (Archive::unlock_nested_archives): New function.
8616 (Archive::read_header): Add nested_off parameter. Change
8618 (Archive::interpret_header): Likewise.
8619 (Archive::include_all_members): Change to handle thin
8621 (Archive::include_member): Likewise.
8622 * archive.h (Archive::Archive): Add new parameters and
8624 (Archive::armagt): New const.
8625 (Archive::setup): Remove task parameter.
8626 (Archive::unlock_nested_archives): New function.
8627 (Archive::read_header): Add nested_off parameter.
8628 (Archive::interpret_header): Likewise.
8629 (Archive::Nested_archive_table): New typedef.
8630 (Archive::is_thin_archive_): New field.
8631 (Archive::nested_archives_): New field.
8632 (Archive::options_): New field.
8633 (Archive::dirpath_): New field.
8634 (Archive::task_): New field.
8635 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8636 for thin archives. Pass additional parameters to
8637 Archive::Archive. Unlock the archive file after calling
8640 2008-03-29 Ian Lance Taylor <iant@google.com>
8642 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8643 version symbol to be local.
8644 * testsuite/ver_test_4.sh: New file.
8645 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8646 (check_DATA): Add ver_test_4.syms.
8647 (ver_test_4.syms): New target.
8648 * testsuite/Makefile.in: Rebuild.
8651 (Output_section::Input_section_sort_entry::has_priority): New
8653 (Output_section::Input_section_sort_entry::match_file_name): New
8655 (Output_section::Input_section_sort_entry::match_section_name):
8657 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8659 (Output_section::Input_section_sort_entry::match_section_file):
8661 (Output_section::Input_section_sort_compare::operator()): Rewrite
8662 using new Input_section_sort_entry functions. Sort crtbegin and
8663 crtend first. Sort sections with no priority before sections with
8665 * testsuite/initpri1.c (d3): Check j != 4.
8666 (cd5): New constructor/destructor function.
8667 (main): Check j != 2.
8669 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8670 new symbol when resolving, don't call set_is_default.
8671 * testsuite/ver_test_7.cc: New file.
8672 * testsuite/ver_test_7.sh: New file.
8673 * testsuite/Makefile.am (ver_test_7.so): New target.
8674 (ver_test_7.o): New target.
8675 (check_SCRIPTS): Add ver_test_7.sh.
8676 (check_DATA): Add ver_test_7.syms.
8677 (ver_test_7.syms): New target.
8679 2008-03-28 Ian Lance Taylor <iant@google.com>
8681 * layout.cc (Layout::layout): If we see an input section with a
8682 name that needs sorting, set the must_sort flag for the output
8684 (Layout::make_output_section): If the name of the output section
8685 indicates that it might require sorting, set the may_sort flag.
8686 * output.h (Output_section::may_sort_attached_input_sections): New
8688 (Output_section::set_may_sort_attached_input_sections): New
8690 (Output_section::must_sort_attached_input_sections): New
8692 (Output_section::set_must_sort_attached_input_sections): New
8694 (class Output_section): Declare Input_section_sort_entry. Define
8695 Input_section_sort_compare. Declare
8696 sort_attached_input_sections. Add new fields:
8697 may_sort_attached_input_sections_,
8698 must_sort_attached_input_sections_,
8699 attached_input_sections_are_sorted_.
8700 * output.cc (Output_section::Output_section): Initialize new
8702 (Output_section::add_input_section): Add an entry to
8703 input_sections_ if may_sort or must_sort are true.
8704 (Output_section::set_final_data_size): Call
8705 sort_attached_input_sections if necessary.
8706 (Output_section::Input_section_sort_entry): Define new class.
8707 (Output_section::Input_section_sort_compare::operator()): New
8709 (Output_section::sort_attached_input_sections): New function.
8710 * configure.ac: Check whether the compiler supports constructor
8711 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8712 * testsuite/initpri1.c: New file.
8713 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8714 CONSTRUCTOR_PRIORITY.
8715 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8716 (initpri1_LDFLAGS): New variable.
8717 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8719 2008-03-27 Ian Lance Taylor <iant@google.com>
8721 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8722 * testsuite/common_test_1.c: New file.
8723 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8724 (common_test_1_SOURCES): New variable.
8725 (common_test_1_DEPENDENCIES): New variable.
8726 (common_test_1_LDFLAGS): New variable.
8728 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8729 and commons_ correctly when NAME/VERSION does not override
8731 * testsuite/ver_test_6.c: New file.
8732 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8733 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8734 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8736 2008-03-26 Ian Lance Taylor <iant@google.com>
8738 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8739 of an undefined symbol from a version script.
8740 * testsuite/Makefile.am (ver_test_5.so): New target.
8741 (ver_test_5.o): New target.
8742 (check_SCRIPTS): Add ver_test_5.sh.
8743 (check_DATA): Add ver_test_5.syms.
8744 (ver_test_5.syms): New target.
8745 * testsuite/ver_test_5.cc: New file.
8746 * testsuite/ver_test_5.script: New file.
8747 * testsuite/ver_test_5.sh: New file.
8748 * Makefile.in, testsuite/Makefile.in: Rebuild.
8751 Fix problems building gold with gcc 4.3.0.
8752 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8753 (gold_error_at_location, gold_warning_at_location): Use it.
8754 * configure.ac: Check whether we can compile and use a template
8755 function with a printf attribute.
8756 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8757 when jumping over bytes.
8758 * object.cc: Instantiate Object::read_section_data.
8759 * debug.h: Include <cstring>
8760 * dwarf_reader.cc: Include <algorithm>
8761 * main.cc: Include <cstring>.
8762 * options.cc: Include <cstring>.
8763 * output.cc: Include <cstring>.
8764 * script.cc: Include <cstring>.
8765 * script.h: Include <string>.
8766 * symtab.cc: Include <cstring> and <algorithm>.
8767 * target-select.cc: Include <cstring>.
8768 * version.cc: Include <string>.
8769 * testsuite/testmain.cc: Include <cstdlib>.
8770 * configure, config.in: Rebuild.
8772 2008-03-25 Ian Lance Taylor <iant@google.com>
8774 * options.cc: Include "../bfd/bfdver.h".
8775 (options::help): Print bug reporting address.
8777 * version.cc (print_version): Adjust output for current value of
8782 * options.cc (options::help): Print list of supported targets.
8783 * target-select.h: Include <vector>.
8784 (class Target_selector): Make machine_, size_, and is_big_endian_
8785 fields const. Add bfd_name_ and instantiated_target_ fields.
8786 (Target_selector::Target_selector): Add bfd_name parameter.
8787 (Target_selector::recognize): Make non-virtual, call
8789 (Target_selector::recognize_by_name): Make non-virtual, call
8790 do_recognize_by_name.
8791 (Target_selector::supported_names): New function.
8792 (Target_selector::bfd_name): New function.
8793 (Target_selector::do_instantiate_target): New pure virtual
8795 (Target_selector::do_recognize): New virtual function.
8796 (Target_selector::do_recognize_by_name): New virtual function.
8797 (Target_selector::instantiate_target): New private function.
8798 (supported_target_names): Declare.
8799 * target-select.cc (Target_selector::Target_selector): Update for
8800 new parameter and fields.
8801 (select_target_by_name): Check that the name matches before
8802 calling recognize_by_name.
8803 (supported_target_names): New function.
8804 * i386.cc (class Target_selector_i386): Update Target_selector
8805 constructor call. Remove recognize and recognize_by_name. Add
8806 do_instantiate_target.
8807 * x86_64.cc (class Target_selector_x86_64): Likewise.
8808 * testsuite/testfile.cc (class Target_selector_test): Update for
8809 changes to Target_selector.
8811 * README: Rewrite, with some notes on unsupported features.
8813 2008-03-24 Cary Coutant <ccoutant@google.com>
8815 * i386.cc (Target_i386::Got_type): New enum declaration.
8816 (Target_i386::Scan::local): Updated callers of Output_data_got
8818 (Target_i386::Scan::global): Likewise.
8819 (Target_i386::Relocate::relocate): Likewise.
8820 (Target_i386::Relocate::relocate_tls): Likewise.
8821 * object.h (Got_offset_list): New class.
8822 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8823 (Sized_relobj::local_got_offset): Likewise.
8824 (Sized_relobj::set_local_got_offset): Likewise.
8825 (Sized_relobj::local_has_tls_got_offset): Removed.
8826 (Sized_relobj::local_tls_got_offset): Removed.
8827 (Sized_relobj::set_local_tls_got_offset): Removed.
8828 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8829 * output.cc (Output_data_got::add_global): Added got_type parameter.
8830 (Output_data_got::add_global_with_rel): Likewise.
8831 (Output_data_got::add_global_with_rela): Likewise.
8832 (Output_data_got::add_global_pair_with_rel): New function.
8833 (Output_data_got::add_global_pair_with_rela): New function.
8834 (Output_data_got::add_local): Added got_type parameter.
8835 (Output_data_got::add_local_with_rel): Likewise.
8836 (Output_data_got::add_local_with_rela): Likewise.
8837 (Output_data_got::add_local_pair_with_rel): New function.
8838 (Output_data_got::add_local_pair_with_rela): New function.
8839 (Output_data_got::add_global_tls): Removed.
8840 (Output_data_got::add_global_tls_with_rel): Removed.
8841 (Output_data_got::add_global_tls_with_rela): Removed.
8842 (Output_data_got::add_local_tls): Removed.
8843 (Output_data_got::add_local_tls_with_rel): Removed.
8844 (Output_data_got::add_local_tls_with_rela): Removed.
8845 * output.h (Output_data_got::add_global): Added got_type parameter.
8846 (Output_data_got::add_global_with_rel): Likewise.
8847 (Output_data_got::add_global_with_rela): Likewise.
8848 (Output_data_got::add_global_pair_with_rel): New function.
8849 (Output_data_got::add_global_pair_with_rela): New function.
8850 (Output_data_got::add_local): Added got_type parameter.
8851 (Output_data_got::add_local_with_rel): Likewise.
8852 (Output_data_got::add_local_with_rela): Likewise.
8853 (Output_data_got::add_local_pair_with_rel): New function.
8854 (Output_data_got::add_local_pair_with_rela): New function.
8855 (Output_data_got::add_global_tls): Removed.
8856 (Output_data_got::add_global_tls_with_rel): Removed.
8857 (Output_data_got::add_global_tls_with_rela): Removed.
8858 (Output_data_got::add_local_tls): Removed.
8859 (Output_data_got::add_local_tls_with_rel): Removed.
8860 (Output_data_got::add_local_tls_with_rela): Removed.
8861 * resolve.cc (Symbol::override_base_with_special): Removed
8862 reference to has_got_offset_ field.
8863 * symtab.cc (Symbol::init_fields): Replaced initialization
8864 of got_offset_ with got_offsets_. Removed initialization
8866 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8867 (Symbol::got_offset): Likewise.
8868 (Symbol::set_got_offset): Likewise.
8869 (Symbol::has_tls_got_offset): Removed.
8870 (Symbol::tls_got_offset): Removed.
8871 (Symbol::set_tls_got_offset): Removed.
8872 (Symbol::got_offset_): Removed.
8873 (Symbol::tls_mod_got_offset_): Removed.
8874 (Symbol::tls_pair_got_offset_): Removed.
8875 (Symbol::got_offsets_): New field.
8876 (Symbol::has_got_offset): Removed.
8877 (Symbol::has_tls_mod_got_offset): Removed.
8878 (Symbol::has_tls_pair_got_offset): Removed.
8879 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8880 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8882 (Target_x86_64::Scan::global): Likewise.
8883 (Target_x86_64::Relocate::relocate): Likewise.
8884 (Target_x86_64::Relocate::relocate_tls): Likewise.
8886 2008-03-25 Ben Elliston <bje@au.ibm.com>
8888 * yyscript.y: Fix spelling error in comment.
8890 2008-03-24 Ian Lance Taylor <iant@google.com>
8892 * options.h (class General_options): Define build_id option.
8893 * layout.h (class Layout): Declare write_build_id, create_note,
8894 create_build_id. Add build_id_note_ member.
8895 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8896 "libiberty.h", "md5.h", "sha1.h".
8897 (Layout::Layout): Initialize eh_frame_data_,
8898 eh_frame_hdr_section_, and build_id_note_.
8899 (Layout::finalize): Call create_build_id.
8900 (Layout::create_note): New function, broken out of
8901 Layout::create_gold_note.
8902 (Layout::create_gold_note): Call create_note.
8903 (Layout::create_build_id): New function.
8904 (Layout::write_build_id): New function.
8905 (Close_task_runner::run): Call write_build_id.
8907 * x86_64.cc: Correct license to GPLv3.
8909 2008-03-23 Ian Lance Taylor <iant@google.com>
8911 * options.cc: Include "demangle.h".
8912 (parse_optional_string): New function.
8913 (parse_long_option): Handle takes_optional_argument.
8914 (parse_short_option): Update dash_z initializer. Handle
8915 takes_optional_argument.
8916 (General_options::General_options): Initialize do_demangle_.
8917 (General_options::finalize): Set do_demangle_. Handle demangling
8919 * options.h (parse_optional_string): Declare.
8920 (struct One_option): Add optional_arg field. Update constructor.
8921 Update call constructor calls. Add takes_optional_argument
8923 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8924 (DEFINE_optional_string): Define.
8925 (General_options::demangle): Change from DEFINE_bool to
8926 DEFINE_optional_string.
8927 (General_options::no_demangle): New function.
8928 (General_options::do_demangle): New function.
8929 (General_options::set_do_demangle): New function.
8930 (General_options::execstack_status_): Move definition to end of
8932 (General_options::static_): Likewise.
8933 (General_options::do_demangle_): New field.
8934 * object.cc (big_endian>::get_symbol_location_info): Call
8935 Options::do_demangle, not Options::demangle.
8936 * symtab.cc (demangle): Likewise.
8938 2008-03-22 Ian Lance Taylor <iant@google.com>
8940 * gold.h: Include <cstddef> and <sys/types.h>
8941 * options.h: Include <cstring>.
8943 2008-03-21 Ian Lance Taylor <iant@google.com>
8945 * Added source code to GNU binutils.