1 2010-08-27 Ian Lance Taylor <iant@google.com>
3 * incremental.h (class Incremental_input_entry): Add virtual
6 2010-08-27 Ian Lance Taylor <iant@google.com>
8 * testsuite/start_lib_test_3.c: Mark t3 as used.
10 2010-08-27 Nick Clifton <nickc@redhat.com>
12 * options.cc (version_script): Fix small typo in previous
15 2010-08-25 Nick Clifton <nickc@redhat.com>
17 * archive.cc: Formatting fixes: Remove whitespace between
18 typename and following asterisk. Remove whitespace between
19 function name and opening parenthesis.
20 * archive.h: Likewise.
22 * attributes.cc: Likewise.
23 * attributes.h: Likewise.
24 * common.cc: Likewise.
25 * copy-relocs.cc: Likewise.
26 * dirsearch.h: Likewise.
27 * dynobj.cc: Likewise.
28 * ehframe.cc: Likewise.
29 * ehframe.h: Likewise.
30 * expression.cc: Likewise.
31 * fileread.cc: Likewise.
32 * fileread.h: Likewise.
34 * gold-threads.cc: Likewise.
38 * incremental-dump.cc: Likewise.
39 * incremental.cc: Likewise.
40 * layout.cc: Likewise.
45 * object.cc: Likewise.
47 * options.cc: Likewise.
48 * options.h: Likewise.
49 * output.cc: Likewise.
51 * plugin.cc: Likewise.
53 * powerpc.cc: Likewise.
55 * script-c.h: Likewise.
56 * script-sections.cc: Likewise.
57 * script.cc: Likewise.
58 * stringpool.cc: Likewise.
59 * symtab.cc: Likewise.
61 * target.cc: Likewise.
64 * version.cc: Likewise.
65 * x86_64.cc: Likewise.
67 2010-08-24 Nick Clifton <nickc@redhat.com>
70 * layout.cc (segment_precedes): Sort segments by their physical
71 addresses, if they have been set.
73 2010-08-23 Cary Coutant <ccoutant@google.com>
75 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
77 (Lib_group::include_member): Unlock object after deleting its
79 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
82 2010-08-19 Neil Vachharajani <nvachhar@google.com>
83 Cary Coutant <ccoutant@google.com>
85 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
86 constructor, and set_blocker.
87 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
89 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
90 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
91 * testsuite/Makefile.am (start_lib_test): New test case.
92 * testsuite/Makefile.in: Regenerate.
93 * testsuite/start_lib_test_main.c: New file.
94 * testsuite/start_lib_test_1.c: New file.
95 * testsuite/start_lib_test_2.c: New file.
96 * testsuite/start_lib_test_3.c: New file.
98 2010-08-19 Ian Lance Taylor <iant@google.com>
100 * Makefile.in: Rebuild with automake 1.11.1.
101 * aclocal.m4: Likewise.
102 * testsuite/Makefile.in: Likewise.
104 2010-08-19 Ian Lance Taylor <iant@google.com>
107 * i386.cc (class Output_data_plt_i386): Update declarations.
108 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
109 local_ifuncs_ fields.
110 (Target_i386::do_plt_section_for_global): New function.
111 (Target_i386::do_plt_section_for_local): New function.
112 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
113 parameter; change all callers. Initialize global_ifuncs_ and
114 local_ifuncs_. If doing a static link define __rel_iplt_start and
116 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
117 (Output_data_plt_i386::add_local_ifunc_entry): New function.
118 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
120 (Target_i386::make_plt_section): New function, broken out of
121 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
122 (Target_i386::make_plt_entry): Call make_plt_section.
123 (Target_i386::make_local_ifunc_plt_entry): New function.
124 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
125 (Target_i386::Scan::local): Handle IFUNC symbols. Add
126 R_386_IRELATIVE to switch.
127 (Target_i386::Scan::global): Likewise.
128 (Target_i386::Relocate::relocate): Likewise.
129 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
131 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
132 (Target_x86_64::do_plt_section_for_global): New function.
133 (Target_x86_64::do_plt_section_for_local): New function.
134 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
135 parameter; change all callers. If doing a static link define
136 __rela_iplt_start and __rela_iplt_end.
137 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
138 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
139 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
141 (Target_x86_64::make_local_ifunc_plt_entry): New function.
142 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
144 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
145 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
146 R_X86_64_IRELATIVE to switch.
147 (Target_x86_64::Scan::global): Likewise.
148 (Target_x86_64::Relocate::relocate): Likewise.
149 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
151 * target.h (class Target): Add plt_section_for_global and
152 plt_section_for_local functions. Add do_plt_section_for_global
153 and do_plt_section_for_local virtual functions.
154 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
156 (Symbol::use_plt_offset): Handle IFUNC symbol.
157 * object.cc (Sized_relobj::Sized_relobj): Initialize
159 (Sized_relobj::local_has_plt_offset): New function.
160 (Sized_relobj::local_plt_offset): New function.
161 (Sized_relobj::set_local_plt_offset): New function.
162 (Sized_relobj::do_count): Handle IFUNC symbol.
163 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
164 a bit away from input_shndx_ field. Add set_is_func_symbol and
165 is_ifunc_symbol functions.
166 (class Sized_relobj): Update declarations. Remove Tls_got_entry
167 and Local_tls_got_offsets. Define Local_plt_offsets. Add
168 local_plt_offsets_ field.
169 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
170 * output.h (class Output_section_data): Add non-const
171 output_section function.
172 (class Output_data_got): Update declarations.
173 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
174 Add use_plt_offset parameter to global and local constructors.
175 Change all callers. Change local_sym_index_ field to 31 bits.
176 Change GSYM_CODE and CONSTANT_CODE accordingly.
177 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
178 doing a static link don't set sh_link field.
179 (Output_data_got::Got_entry::write): Use PLT offset if
181 (Output_data_got::add_global_plt): New function.
182 (Output_data_got::add_local_plt): New function.
183 * target-reloc.h (relocate_section): Handle IFUNC symbol.
184 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
185 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
186 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
187 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
189 * testsuite/ifunc-sel.h: New file.
190 * testsuite/ifuncmain1.c: New file.
191 * testsuite/ifuncmain1vis.c: New file.
192 * testsuite/ifuncmod1.c: New file.
193 * testsuite/ifuncdep2.c: New file.
194 * testsuite/ifuncmain2.c: New file.
195 * testsuite/ifuncmain3.c: New file.
196 * testsuite/ifuncmod3.c: New file.
197 * testsuite/ifuncmain4.c: New file.
198 * testsuite/ifuncmain5.c: New file.
199 * testsuite/ifuncmod5.c: New file.
200 * testsuite/ifuncmain6pie.c: New file.
201 * testsuite/ifuncmod6.c: New file.
202 * testsuite/ifuncmain7.c: New file.
203 * configure, testsuite/Makefile.in: Rebuild.
205 2010-08-18 Ian Lance Taylor <iant@google.com>
208 (Output_section_incremental_inputs::write_input_files): Add cast
209 to avoid signed/unsigned comparison warning.
210 (Output_section_incremental_inputs::write_info_blocks): Likewise.
212 2010-08-12 Cary Coutant <ccoutant@google.com>
214 * common.cc (Sort_commons::operator()): Remove unnecessary code.
216 2010-08-13 Ian Lance Taylor <iant@google.com>
218 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
220 2010-08-12 Cary Coutant <ccoutant@google.com>
221 Doug Kwan <dougkwan@google.com>
223 * resolve.cc (Symbol_table::should_override): When a weak dynamic
224 defintion overrides non-weak undef, remember that the original undef
226 * symtab.cc (Symbol_table::sized_write_global): For undef without
227 an original weak binding, set binding to global in output.
228 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
229 * testsuite/Makefile.in: Regenerate.
230 * testsuite/strong_ref_weak_def.sh: New file.
231 * testsuite/strong_ref_weak_def_1.c: Ditto.
232 * testsuite/strong_ref_weak_def_2.c: Ditto.
234 2010-08-12 Cary Coutant <ccoutant@google.com>
236 * testsuite/incremental_test.sh: Rewrite.
237 * testsuite/incremental_test_1.c: Rewrite.
238 * testsuite/incremental_test_2.c: Rewrite.
240 2010-08-12 Cary Coutant <ccoutant@google.com>
242 * arm.cc (Target_arm::got_size): Add const.
243 (Target_arm::got_entry_count): New function.
244 (Target_arm::plt_entry_count): New function.
245 (Target_arm::first_plt_entry_offset): New function.
246 (Target_arm::plt_entry_size): New function.
247 (Output_data_plt_arm::entry_count): New function.
248 (Output_data_plt_arm::first_plt_entry_offset): New function.
249 (Output_data_plt_arm::get_plt_entry_size): New function.
250 * i386.cc (Target_i386::got_size): Add const.
251 (Target_i386::got_entry_count): New function.
252 (Target_i386::plt_entry_count): New function.
253 (Target_i386::first_plt_entry_offset): New function.
254 (Target_i386::plt_entry_size): New function.
255 (Output_data_plt_i386::entry_count): New function.
256 (Output_data_plt_i386::first_plt_entry_offset): New function.
257 (Output_data_plt_i386::get_plt_entry_size): New function.
258 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
259 find_incremental_inputs_sections. Dump incremental_got_plt section.
260 * incremental.cc: Include target.h.
261 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
262 parameter. Adjust all callers. Find incremental_got_plt section.
263 (Incremental_inputs::create_data_sections): Create incremental_got_plt
265 (Output_section_incremental_inputs::set_final_data_size): Calculate
266 size of incremental_got_plt section.
267 (Output_section_incremental_inputs::do_write): Write the
268 incremental_got_plt section.
269 (Got_plt_view_info): New struct.
270 (Local_got_offset_visitor): New class.
271 (Global_got_offset_visitor): New class.
272 (Global_symbol_visitor_got_plt): New class.
273 (Output_section_incremental_inputs::write_got_plt): New function.
274 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
275 Add parameter. Adjust all callers.
276 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
277 (Incremental_inputs::got_plt_section): New function.
278 (Incremental_inputs::got_plt_section_): New data member.
279 (Incremental_got_plt_reader): New class.
280 * layout.cc (Layout::create_incremental_info_sections): Add the
281 incremental_got_plt section.
282 * object.h (Got_offset_list::get_list): New function.
283 (Got offset_list::for_all_got_offsets): New function.
284 (Sized_relobj::local_got_offset_list): New function.
285 * powerpc.cc (Target_powerpc::got_size): Add const.
286 (Target_powerpc::got_entry_count): New function.
287 (Target_powerpc::plt_entry_count): New function.
288 (Target_powerpc::first_plt_entry_offset): New function.
289 (Target_powerpc::plt_entry_size): New function.
290 (Output_data_plt_powerpc::entry_count): New function.
291 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
292 (Output_data_plt_powerpc::get_plt_entry_size): New function.
293 * sparc.cc (Target_sparc::got_size): Add const.
294 (Target_sparc::got_entry_count): New function.
295 (Target_sparc::plt_entry_count): New function.
296 (Target_sparc::first_plt_entry_offset): New function.
297 (Target_sparc::plt_entry_size): New function.
298 (Output_data_plt_sparc::entry_count): New function.
299 (Output_data_plt_sparc::first_plt_entry_offset): New function.
300 (Output_data_plt_sparc::get_plt_entry_size): New function.
301 * symtab.h (Symbol::got_offset_list): New function.
302 (Symbol_table::for_all_symbols): New function.
303 * target.h (Sized_target::got_entry_count): New function.
304 (Sized_target::plt_entry_count): New function.
305 (Sized_target::plt_entry_size): New function.
306 * x86_64.cc (Target_x86_64::got_size): Add const.
307 (Target_x86_64::got_entry_count): New function.
308 (Target_x86_64::plt_entry_count): New function.
309 (Target_x86_64::first_plt_entry_offset): New function.
310 (Target_x86_64::plt_entry_size): New function.
311 (Output_data_plt_x86_64::entry_count): New function.
312 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
313 (Output_data_plt_x86_64::get_plt_entry_size): New function.
315 2010-08-12 Cary Coutant <ccoutant@google.com>
317 * archive.cc: Include incremental.h.
318 (Archive::Archive): Initialize incremental_info_.
319 (Archive::include_member): Record archive members in incremental info.
320 (Add_archive_symbols::run): Record begin and end of an archive in
322 (Lib_group::include_member): Record objects in incremental info.
323 * archive.h (Incremental_archive_entry): Forward declaration.
324 (Archive::set_incremental_info): New member function.
325 (Archive::incremental_info): New member function.
326 (Archive::Unused_symbol_iterator): New class.
327 (Archive::unused_symbols_begin): New member function.
328 (Archive::unused_symbols_end): New member function.
329 (Archive::incremental_info_): New data member.
330 * incremental-dump.cc (find_input_containing_global): New function.
331 (dump_incremental_inputs): Dump new incremental info sections.
332 * incremental.cc: Include symtab.h.
333 (Output_section_incremental_inputs): New class.
334 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
335 new incremental info sections.
336 (Sized_incremental_binary::do_check_inputs): Likewise.
337 (Incremental_inputs::report_archive): Remove.
338 (Incremental_inputs::report_archive_begin): New function.
339 (Incremental_inputs::report_archive_end): New function.
340 (Incremental_inputs::report_object): New function.
341 (Incremental_inputs::finalize_inputs): Remove.
342 (Incremental_inputs::report_input_section): New function.
343 (Incremental_inputs::report_script): Rewrite.
344 (Incremental_inputs::finalize): Do nothing but finalize string table.
345 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
346 (Incremental_inputs::sized_create_inputs_section_data): Remove.
347 (Incremental_inputs::create_data_sections): New function.
348 (Incremental_inputs::relocs_entsize): New function.
349 (Output_section_incremental_inputs::set_final_data_size): New function.
350 (Output_section_incremental_inputs::do_write): New function.
351 (Output_section_incremental_inputs::write_header): New function.
352 (Output_section_incremental_inputs::write_input_files): New function.
353 (Output_section_incremental_inputs::write_info_blocks): New function.
354 (Output_section_incremental_inputs::write_symtab): New function.
355 * incremental.h (Incremental_script_entry): Forward declaration.
356 (Incremental_object_entry): Forward declaration.
357 (Incremental_archive_entry): Forward declaration.
358 (Incremental_inputs): Forward declaration.
359 (Incremental_inputs_header_data): Remove.
360 (Incremental_inputs_header): Remove.
361 (Incremental_inputs_header_write): Remove.
362 (Incremental_inputs_entry_data): Remove.
363 (Incremental_inputs_entry): Remove.
364 (Incremental_inputs_entry_write): Remove.
365 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
366 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
367 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
368 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
370 (Incremental_input_entry): New class.
371 (Incremental_script_entry): New class.
372 (Incremental_object_entry): New class.
373 (Incremental_archive_entry): New class.
374 (Incremental_inputs::Incremental_inputs): Initialize new data members.
375 (Incremental_inputs::report_inputs): Remove.
376 (Incremental_inputs::report_archive): Remove.
377 (Incremental_inputs::report_archive_begin): New function.
378 (Incremental_inputs::report_archive_end): New function.
379 (Incremental_inputs::report_object): Change prototype.
380 (Incremental_inputs::report_input_section): New function.
381 (Incremental_inputs::report_script): Change prototype.
382 (Incremental_inputs::get_reloc_count): New function.
383 (Incremental_inputs::set_reloc_count): New function.
384 (Incremental_inputs::create_data_sections): New function.
385 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
386 (Incremental_inputs::inputs_section): New function.
387 (Incremental_inputs::symtab_section): New function.
388 (Incremental_inputs::relocs_section): New function.
389 (Incremental_inputs::get_stringpool): Add const.
390 (Incremental_inputs::command_line): Add const.
391 (Incremental_inputs::inputs): Remove.
392 (Incremental_inputs::command_line_key): New function.
393 (Incremental_inputs::input_file_count): New function.
394 (Incremental_inputs::input_files): New function.
395 (Incremental_inputs::relocs_entsize): New function.
396 (Incremental_inputs::sized_create_inputs_section_data): Remove.
397 (Incremental_inputs::finalize_inputs): Remove.
398 (Incremental_inputs::Input_info): Remove.
399 (Incremental_inputs::lock_): Remove.
400 (Incremental_inputs::inputs_): Change type.
401 (Incremental_inputs::inputs_map_): Remove.
402 (Incremental_inputs::current_object_entry_): New data member.
403 (Incremental_inputs::inputs_section_): New data member.
404 (Incremental_inputs::symtab_section_): New data member.
405 (Incremental_inputs::relocs_section_): New data member.
406 (Incremental_inputs::reloc_count_): New data member.
407 (Incremental_inputs_reader): New class.
408 (Incremental_symtab_reader): New class.
409 (Incremental_relocs_reader): New class.
410 * layout.cc (Layout::finalize): Move finalization of incremental info
411 and creation of incremental info sections to follow finalization of
412 symbol table. Set offsets for postprocessing sections.
413 (Layout::create_incremental_info_sections): Call
414 Incremental_inputs::create_data_sections. Add incremental symtab
415 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
416 sections to layout after input sections.
417 * layout.h (struct Timespec): Forward declaration.
418 (Layout::incremental_inputs): Add const.
419 (Layout::create_incremental_info_sections): Add parameter.
420 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
421 * object.cc: Include incremental.h.
422 (Relobj::finalize_incremental_relocs): New function.
423 (Sized_relobj::do_layout): Record input sections in incremental info.
424 * object.h (Object::output_section): New function.
425 (Object::output_section_offset): Moved from Relobj.
426 (Object::get_incremental_reloc_base): New function.
427 (Object::get_incremental_reloc_count): New function.
428 (Object::do_output_section): New function.
429 (Object::do_output_section_offset): Moved from Relobj.
430 (Object::do_get_incremental_reloc_base): New function.
431 (Object::do_get_incremental_reloc_count): New function.
432 (Object::Object): Initialize new data members.
433 (Relobj::output_section): Renamed do_output_section and moved to
435 (Relobj::output_section_offset): Moved to Object.
436 (Relobj::do_get_incremental_reloc_base): New function.
437 (Relobj::do_get_incremental_reloc_count): New function.
438 (Relobj::allocate_incremental_reloc_counts): New function.
439 (Relobj::count_incremental_reloc): New function.
440 (Relobj::finalize_incremental_relocs): New function.
441 (Relobj::next_incremental_reloc_index): New function.
442 (Relobj::reloc_counts_): New data member.
443 (Relobj::reloc_bases_): New data member.
444 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
445 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
446 (Sized_relobj::incremental_relocs_scan): New function.
447 (Sized_relobj::incremental_relocs_scan_reltype): New function.
448 (Sized_relobj::incremental_relocs_write): New function.
449 (Sized_relobj::incremental_relocs_write_reltype): New function.
450 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
452 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
453 archives and object files elsewhere.
454 (Add_symbols::run): Report object files here.
455 (Finish_group::run): Report end of archive at end of group.
456 * reloc.cc: Include layout.h, incremental.h.
457 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
458 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
459 (Sized_relobj::incremental_relocs_scan): New function.
460 (Sized_relobj::incremental_relocs_scan_reltype): New function.
461 (Sized_relobj::do_relocate_sections): Write incremental relocations.
462 (Sized_relobj::incremental_relocs_write): New function.
463 (Sized_relobj::incremental_relocs_write_reltype): New function.
464 * script.cc (read_input_script): Rewrite test for incremental link.
465 Change call to Incremental_inputs::report_script.
466 * symtab.h (Symbol_table::first_global_index): New function.
467 (Symbol_table::output_count): New function.
469 2010-08-12 Doug Kwan <dougkwan@google.com>
471 * arm.cc (Target_arm::merge_object_attributes): Check command line
472 options --no-wchar-size-warning and --no-enum-size-warning.
473 * options.h (General_options): Add ld-compatible options
474 --no-enum-size-warning and --no-wchar-size-warning.
476 2010-08-04 Ian Lance Taylor <iant@google.com>
478 * x86_64.cc (Target_x86_64::Scan::local): Use
479 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
480 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
481 (Target_x86_64::Scan::global): Likewise.
482 (Target_x86_64::Relocate::relocate): Likewise.
483 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
486 2010-08-03 Cary Coutant <ccoutant@google.com>
488 * merge.cc (Output_merge_string::do_add_input_section): Count strings
489 to reserve space in merged_strings vector. Keep total input size
491 (Output_merge_string::do_print_merge_stats): Print total input size.
492 * merge.h (Output_merge_string): Add input_size_ field.
493 * stringpool.cc (Stringpool_template::string_length): Move
494 implementations out of Stringpool_template class and place in
496 * stringpool.h (string_length): Move out of Stringpool_template.
498 2010-08-03 Ian Lance Taylor <iant@google.com>
501 * layout.cc (relaxation_loop_body): If address of load segment is
502 set, adjust address to include headers if possible.
504 2010-08-03 Ian Lance Taylor <iant@google.com>
506 * version.cc (version_string): Bump to 1.10.
508 2010-08-03 Ian Lance Taylor <iant@google.com>
511 * layout.h (enum Output_section_order): Define.
512 (class Layout): Update declarations.
513 * layout.cc (Layout::get_output_section): Add order parameter.
514 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
515 is_first_non_relro parameters. Change all callers.
516 (Layout::choose_output_section): Likewise.
517 (Layout::add_output_section_data): Likewise.
518 (Layout::make_output_section): Likewise. Set order.
519 (Layout::default_section_order): New function.
520 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
521 * output.cc (Output_section::Output_section): Initialize order_.
522 Don't initialize deleted fields.
523 (Output_segment::Output_segment): Don't initialize deleted
525 (Output_segment::add_output_section_to_load): New function
526 replacing add_output_section. Change all callers to call this or
527 add_output_section_to_nonload.
528 (Output_segment::add_output_section_to_nonload): New function.
529 (Output_segment::remove_output_section): Rewrite.
530 (Output_segment::add_initial_output_data): Likewise.
531 (Output_segment::has_any_data_sections): Likewise.
532 (Output_segment::is_first_section_relro): Likewise.
533 (Output_segment::maximum_alignment): Likewise.
534 (Output_segment::has_dynamic_reloc): New function replacing
535 dynamic_reloc_count. Change all callers.
536 (Output_segment::has_dynamic_reloc_list): New function replacing
537 dynamic_reloc_count_list. Change all callers.
538 (Output_segment::set_section_addresses): Rewrite.
539 (Output_segment::set_offset): Rewrite.
540 (Output_segment::find_first_and_last_list): Remove.
541 (Output_segment::set_tls_offsets): Rewrite.
542 (Output_segment::first_section_load_address): Likewise.
543 (Output_segment::output_section_count): Likewise.
544 (Output_segment::section_with_lowest_load_address): Likewise.
545 (Output_segment::write_section_headers): Likewise.
546 (Output_segment::print_sections_to_map): Likewise.
547 * output.h (class Output_data): Remove dynamic_reloc_count_
548 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
549 (Output_data::add_dynamic_reloc): Rewrite.
550 (Output_data::has_dynamic_reloc): New function.
551 (Output_data::dynamic_reloc_count): Remove.
552 (class Output_section): Add order_ field. Remvoe is_relro_local_,
553 is_last_relro_, is_first_non_relro_, is_interp_,
554 is_dynamic_linker_section_ fields. Add order and set_order
555 functions. Remove is_relro_local, set_is_relro_local,
556 is_last_relro, set_is_last_relro, is_first_non_relro,
557 set_is_first_non_relro functions, is_interp, set_is_interp,
558 is_dynamic_linker_section, and set_is_dynamic_linker_section
560 (class Output_segment): Change Output_data_list from std::list to
561 std:;vector. Add output_lists_ field. Remove output_data_ and
562 output_bss_ fields. Update declarations.
564 2010-08-02 Ian Lance Taylor <iant@google.com>
566 * arm.cc (Target_arm::gc_process_relocs): Use typename.
567 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
568 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
570 2010-08-02 Ian Lance Taylor <iant@google.com>
573 * script.cc (Script_options::Script_options): Initialize
574 symbol_definitions_ and symbol_references_.
575 (Script_options::add_symbol_assignment): Update
576 symbol_definitions_ and symbol_references_.
577 (Script_options::add_symbol_reference): New function.
578 (script_symbol): New function.
579 * script.h (class Script_options): Add symbol_definitions_ and
580 symbol_references_ fields.
581 (Script_options::referenced_const_iterator): New type.
582 (Script_options::referenced_begin): New function.
583 (Script_options::referenced_end): New function.
584 (Script_options::is_referenced): New function.
585 (Script_options::any_unreferenced): New function.
586 * script-c.h (script_symbol): Declare.
587 * yyscript.y (exp): Call script_symbol.
588 * symtab.cc: Include "script.h".
589 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
590 Change all callers. Check symbols referenced by scripts.
591 (Symbol_table::add_undefined_symbols_from_command_line): Add
592 layout parameter. Change all callers.
593 (Symbol_table::do_add_undefined_symbols_from_command_line):
594 Likewise. Break out loop body. Check symbols referenced by
596 (Symbol_table::add_undefined_symbol_from_command_line): New
597 function broken out of
598 do_add_undefined_symbols_from_command_line.
599 * symtab.h (class Symbol_table): Update declarations.
600 * archive.cc: Include "layout.h".
601 (Archive::should_include_member): Add layout parameter. Change
602 all callers. Check for symbol mentioned in expression.
603 * archive.h (class Archive): Update declaration.
604 * object.cc (Sized_relobj::do_should_include_member): Add layout
606 * object.h (Object::should_include_member): Add layout parameter.
608 (Object::do_should_include_member): Add layout parameter.
609 (class Sized_relobj): Update declaration.
610 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
612 * dynobj.h (class Sized_dynobj): Update declaration.
613 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
615 * plugin.h (class Sized_pluginobj): Update declaration.
617 2010-08-02 Ian Lance Taylor <iant@google.com>
620 * output.cc (Output_segment::set_offset): Search for the first and
621 last sections rather than assuming that the list is in order.
622 (Output_segment::find_first_and_last_list): New function.
623 * output.h (class Output_segment): Update declarations.
624 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
625 (relro_strip_test_SOURCES): New variable.
626 (relro_strip_test_DEPENDENCIES): New variable.
627 (relro_strip_test_LDFLAGS): New variable.
628 (relro_strip_test_LDADD): New variable.
629 (relro_strip_test.so): New target.
631 2010-08-02 Ian Lance Taylor <iant@google.com>
633 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
634 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
635 (Target_i386::got_tlsdesc_section): New function.
636 (Target_i386::got_section): Create space for GOT entries for
638 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
640 (Target_i386::Scan::global): Likewise.
641 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
643 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
644 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
645 (Target_x86_64::got_tlsdesc_section): New function.
646 (Target_x86_64::got_section): Create space for GOT entries for
648 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
650 (Target_x86_64::Scan::global): Likewise.
651 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
654 2010-08-02 Ian Lance Taylor <iant@google.com>
656 * testsuite/final_layout.sh: Use dc to convert from hex to
659 2010-07-29 Sriraman Tallam <tmsriram@google.com>
661 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
662 paramter to the call to gold::gc_process_relocs.
663 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
664 paramter to the call to gold::gc_process_relocs.
665 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
666 parameter to the call to gold::gc_process_relocs.
667 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
668 template parameter to the call to gold::gc_process_relocs.
669 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
670 paramter to the call to gold::gc_process_relocs.
671 * gc.h (get_embedded_addend_size): New function.
672 (gc_process_relocs): Save the size of the reloc for use by ICF.
673 * icf.cc (get_section_contents): Get the addend from the text section
674 for SHT_REL relocation sections.
675 * icf.h (Icf::Reloc_addend_size_info): New typedef.
676 (Icf::Reloc_info): Add new member reloc_addend_size_info.
677 * int_encoding.h (read_from_pointer): New overloaded function.
678 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
679 * testsuite/icf_sht_rel_addend_test.sh: New file.
680 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
681 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
683 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
685 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
686 * Makefile.in: Regenerate.
687 * testsuite/Makefile.in: Regenerate.
689 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
691 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
692 * gold/testsuite/debug_msg.cc: Likewise.
693 * gold/testsuite/odr_violation1.cc
694 * gold/testsuite/odr_violation2.cc
696 2010-07-21 Cary Coutant <ccoutant@google.com>
698 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
699 string, and length fields.
700 (Output_merge_string::Merged_strings_list): New type.
701 (Output_merge_string::Merged_strings_lists): New typedef.
702 (Output_merge_string): Replace merged_strings_ with
703 merged_strings_lists_.
704 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
705 Merged_strings_list per input object and section. Don't store pointer
706 to the string. Don't store length with each merged string entry.
707 (Output_merge_string::finalize_merged_data): Loop over list of merged
708 strings lists. Recompute length of each merged string.
710 2010-07-15 Cary Coutant <ccoutant@google.com>
712 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
715 2010-07-14 Ian Lance Taylor <iant@google.com>
717 * descriptors.cc (Descriptors::open): Report correct name in error
720 2010-07-13 Doug Kwan <dougkwan@google.com>
722 * arm.cc (Arm_input_section::Arm_input_section): For a
723 SHT_ARM_EXIDX section, always keeps the input sections.
724 (Arm_input_section::set_exidx_section_link): New method.
725 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
726 has_errors_ to false.
727 (Arm_exidx_input_section::has_errors,
728 Arm_exidx_input_section::set_has_errors): New methods.
729 (Arm_exidx_input_section::has_errors_): New data member.
730 (Arm_relobj::get_exidx_shndx_list): New method.
731 (Arm_output_section::append_text_sections_to_list): Do not skip
732 section without SHF_EXECINSTR.
733 (Arm_output_section::fix_exidx_coverage): Skip input sections with
735 (Arm_relobj::make_exidx_input_section): Add new parameter for text
736 section header. Make error messages more verbose. Check for
737 a non-executable section linked to an EXIDX section.
738 (Arm_relobj::do_read_symbols): Remove error checking, which has been
739 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
740 check that there is no deferred EXIDX section if we exit early.
741 Instead of not making an EXIDX section in case of an error, make one
742 and set the has_errors flag of it.
743 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
744 in a relocatable link.
745 (Target_arm::do_relax): Look for the EXIDX output section instead of
746 assuming that it is called .ARM.exidx.
747 (Target_arm::fix_exidx_coverage): Add a new parameter for input
748 section list. Do not check for SHF_EXECINSTR section flags but
749 skip any input section with errors.
750 * output.cc (Output_section::Output_section): Initialize
751 always_keeps_input_sections_ to false.
752 (Output_section::add_input_section): Check for
753 always_keeps_input_sections_.
754 * output.h (Output_section::always_keeps_input_sections,
755 Output_section::set_always_keeps_input_sections): New methods.
756 (Output_section::always_keeps_input_sections): New data member.
758 2010-07-13 Rafael Espindola <espindola@google.com>
760 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
761 * fileread.h (Input_file): Add try_extra_search_path and find_file.
763 2010-07-13 Philip Herron <herron.philip@googlemail.com>
764 Ian Lance Taylor <iant@google.com>
766 * output.h (Output_section_lookup_maps::add_merge_section):
767 Correct check of whether value was inserted.
768 (Output_section_lookup_maps::add_merge_input_section): Likewise.
769 (Output_section_lookup_maps::add_relaxed_input_section):
771 * arm.cc (Target_arm::got_section): Remove used local os.
772 * i386.cc (Target_i386::got_section): Likewise.
773 * x86_64.cc (Target_x86_64::got_section): Likewise.
774 * sparc.cc (Target_sparc::got_section): Likewise.
775 (Target_sparc::relocate): Remove unused local have_got_offset.
776 * powerpc.cc (Target_powerpc::relocate): Likewise.
778 2010-07-13 Ian Lance Taylor <iant@google.com>
780 * compressed_output.cc (zlib_decompress): Fix signature in
783 * archive.cc (Archive::include_member): Unlock an external member
784 of a thin archive. Don't bother to delete an object we know is
787 2010-07-12 Cary Coutant <ccoutant@google.com>
789 * compressed_output.cc (zlib_decompress): New function.
790 (get_uncompressed_size): New function.
791 (decompress_input_section): New function.
792 * compressed_output.h (get_uncompressed_size): New function.
793 (decompress_input_section): New function.
794 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
795 Handle compressed debug sections.
796 * layout.cc (is_compressed_debug_section): New function.
797 (Layout::output_section_name): Map compressed section names to
799 * layout.h (is_compressed_debug_section): New function.
800 (is_debug_info_section): Recognize compressed debug sections.
801 * merge.cc: Include compressed_output.h.
802 (Output_merge_data::do_add_input_section): Handle compressed
804 (Output_merge_string::do_add_input_section): Handle compressed
806 * object.cc: Include compressed_output.h.
807 (Sized_relobj::Sized_relobj): Initialize new data members.
808 (build_compressed_section_map): New function.
809 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
810 * object.h (Object::section_is_compressed): New method.
811 (Object::do_section_is_compressed): New method.
812 (Sized_relobj::Compressed_section_map): New type.
813 (Sized_relobj::do_section_is_compressed): New method.
814 (Sized_relobj::compressed_sections_): New data member.
815 * output.cc (Output_section::add_input_section): Handle compressed
817 * reloc.cc: Include compressed_output.h.
818 (Sized_relobj::write_sections): Handle compressed debug sections.
820 2010-07-08 Cary Coutant <ccoutant@google.com>
822 * resolve.cc (Symbol_table::resolve): Remember whether undef was
823 weak when resolving to a dynamic def.
824 (Symbol_table::should_override): Add adjust_dyndef flag; set it
825 for weak undef/dynamic def cases. Adjust callers.
826 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
828 (Symbol_table::sized_write_globals): Adjust symbol binding.
829 (Symbol_table::sized_write_symbol): Add binding parameter.
830 * symtab.h (Symbol::set_undef_binding): New method.
831 (Symbol::is_undef_binding_weak): New method.
832 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
833 (Symbol_table::should_override): Add new parameter.
834 (Symbol_table::sized_write_symbol): Add new parameter.
836 * testsuite/weak_undef_file1.cc: Add new test case.
837 * testsuite/weak_undef_file2.cc: Fix header comment.
838 * testsuite/weak_undef_test.cc: Add new test case.
840 2010-06-29 Doug Kwan <dougkwan@google.com>
842 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
843 Initialize USE_SYMBOL_.
844 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
846 (Arm_reloc_property::uses_symbol_): New data member declaration.
847 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
848 uses symbol value and symbol is undefined but not weakly undefined.
850 2010-06-28 Rafael Espindola <espindola@google.com>
852 * plugin.cc (Plugin::load): Use dlerror.
854 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
856 * symtab.cc (detect_odr_violations): When reporting an ODR
857 violation, report an object where the symbol is defined.
859 2010-06-25 Doug Kwan <dougkwan@google.com>
861 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
862 (Target_arm::section_may_have_icf_unsafe_pointers): New method
864 (Target_arm::Scan::local_reloc_may_be_function_pointer,
865 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
866 target hook to detect function points.
867 (Target_arm::Scan::possible_function_pointer_reloc): New method.
868 * icf.h (Icf::check_section_for_function_pointers): Change type of
869 parameter SECTION_NAME to const reference to std::string. Use
870 target hook to determine if section may have unsafe pointers.
871 * target.h (Target::section_may_have_icf_unsafe_pointers): New
874 2010-06-21 Rafael Espindola <espindola@google.com>
876 * fileread.cc (Input_file::find_fie): New
877 (Input_file::open): Use Input_file::find_fie.
878 * fileread.h (Input_file::find_fie): New
879 * plugin.cc (set_extra_library_path): New.
880 (Plugin::load): Add set_extra_library_path to the transfer vector.
881 (Plugin_manager::set_extra_library_path): New.
882 (Plugin_manager::add_input_file): Use the extra search path if set.
883 (set_extra_library_path(): New.
884 * plugin.h (Plugin_manager): Add set_extra_library_path and
887 2010-06-19 Cary Coutant <ccoutant@google.com>
889 * layout.cc (gdb_sections): Add .debug_types.
890 (lines_only_debug_sections): Likewise.
892 2010-06-18 Rafael Espindola <espindola@google.com>
894 * plugin.cc (add_input_file,add_input_library)
895 (Plugin_manager::add_input_file): Make filename arguments const.
896 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
899 2010-06-16 Doug Kwan <dougkwan@google.com>
901 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
902 .ARM.attributes section if we have not merged any input
905 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
907 * arm.cc: Allow combining objects with no EABI version
910 2010-06-15 Rafael Espindola <espindola@google.com>
912 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
914 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
916 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
917 (struct iovec): Correct !HAVE_READV definition.
919 2010-06-10 Cary Coutant <ccoutant@google.com>
921 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
922 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
924 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
927 * symtab.h (Symbol::is_placeholder): New member function.
928 * target-reloc.h (relocate_section): Check for placeholder symbols.
930 * testsuite/Makefile.am (plugin_test_8): New test.
931 (plugin_test_9): New test.
932 * testsuite/Makefile.in: Regenerate.
934 2010-06-09 Nick Clifton <nickc@redhat.com>
936 * yyscript.y (input_list_element): Allow strings prefixed with
937 the '-' character. Treat these as libraries.
938 * script.cc (script_add_library): New function. Adds a library
939 specified by "-l<name>" found in an input script.
940 * script-c.h: Add prototype for script_add_library.
942 2010-06-07 Doug Kwan <dougkwan@google.com>
944 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
945 Restrict stub-group size to be within long conditional branch
946 range when working around cortex-A8 erratum.
948 2010-06-07 Damien Diederen <dd@crosstwine.com>
950 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
953 2010-06-03 Sriraman Tallam <tmsriram@google.com>
957 (Output_section::Input_section_sort_entry::compare_section_ordering):
958 Change to return non-zero correctly.
959 (Output_section::Input_section_sort_section_order_index_compare
960 ::operator()): Change to fix ambiguity in comparisons.
962 2010-06-01 Sriraman Tallam <tmsriram@google.com>
964 * gold.h (is_wildcard_string): New function.
965 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
966 (Layout::layout_eh_frame): Ditto.
967 (Layout::find_section_order_index): New method.
968 (Layout::read_layout_from_file): New method.
969 * layout.h (Layout::find_section_order_index): New method.
970 (Layout::read_layout_from_file): New method.
971 (Layout::input_section_position_): New private member.
972 (Layout::input_section_glob_): New private member.
973 * main.cc (main): Call read_layout_from_file here.
974 * options.h (--section-ordering-file): New option.
975 * output.cc (Output_section::input_section_order_specified_): New
977 (Output_section::Output_section): Initialize new member.
978 (Output_section::add_input_section): Add new parameter.
979 Keep input sections when --section-ordering-file is used.
980 (Output_section::set_final_data_size): Sort input sections when
981 section ordering file is specified.
982 (Output_section::Input_section_sort_entry): Add new parameter.
984 (Output_section::Input_section_sort_entry::compare_section_ordering):
986 (Output_section::Input_section_sort_compare::operator()): Change to
987 consider section_order_index.
988 (Output_section::Input_section_sort_init_fini_compare::operator()):
989 Change to consider section_order_index.
990 (Output_section::Input_section_sort_section_order_index_compare
991 ::operator()): New method.
992 (Output_section::sort_attached_input_sections): Change to sort
993 according to section order when specified.
994 (Output_section::add_input_section<32, true>): Add new parameter.
995 (Output_section::add_input_section<64, true>): Add new parameter.
996 (Output_section::add_input_section<32, false>): Add new parameter.
997 (Output_section::add_input_section<64, false>): Add new parameter.
998 * output.h (Output_section::add_input_section): Add new parameter.
999 (Output_section::input_section_order_specified): New
1001 (Output_section::set_input_section_order_specified): New method.
1002 (Input_section::Input_section): Initialize section_order_index_.
1003 (Input_section::section_order_index): New method.
1004 (Input_section::set_section_order_index): New method.
1005 (Input_section::section_order_index_): New member.
1006 (Input_section::Input_section_sort_section_order_index_compare): New
1008 (Output_section::input_section_order_specified_): New member.
1009 * script-sections.cc (is_wildcard_string): Delete and move modified
1011 (Output_section_element_input::Output_section_element_input): Modify
1012 call to is_wildcard_string.
1013 (Output_section_element_input::Input_section_pattern
1014 ::Input_section_pattern): Ditto.
1015 (Output_section_element_input::Output_section_element_input): Ditto.
1016 * testsuite/Makefile.am (final_layout): New test case.
1017 * testsuite/Makefile.in: Regenerate.
1018 * testsuite/final_layout.cc: New file.
1019 * testsuite/final_layout.sh: New file.
1021 2010-06-01 Rafael Espindola <espindola@google.com>
1023 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1025 2010-06-01 Rafael Espindola <espindola@google.com>
1027 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1028 visibility of symbols.
1030 2010-05-27 Doug Kwan <dougkwan@google.com>
1032 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1033 from start of output section instead of address for a local symbol
1034 in a merged or relaxed section when doing a relocatable link.
1036 2010-05-26 Rafael Espindola <espindola@google.com>
1039 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1040 adding sections the garbage collector removed.
1041 * gold/testsuite/Makefile.am: Add test.
1042 * gold/testsuite/Makefile.in: Regenerate.
1043 * gold/testsuite/plugin_test_7.sh: New.
1044 * gold/testsuite/plugin_test_7_1.c: New.
1045 * gold/testsuite/plugin_test_7_2.c: New.
1047 2010-05-26 Rafael Espindola <espindola@google.com>
1049 * script-sections.cc (Output_section_definition::set_section_addresses):
1050 Check for --section-start.
1052 2010-05-26 Doug Kwan <dougkwan@google.com>
1054 * arm.cc (Arm_scan_relocatable_relocs): New class.
1055 (Target_arm::relocate_special_relocatable): New method.
1056 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1057 (Arm_relocate_functions::thumb_branch_common): Same.
1058 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1059 instead of Default_scan_relocatable_relocs.
1060 * target-reloc.h (relocate_for_relocatable): Let target handle
1061 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1062 * target.h (Sized_target::relocate_special_relocatable): New method.
1064 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1066 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1068 2010-05-23 Doug Kwan <dougkwan@google.com>
1070 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1072 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1073 with a direct branch, not a conditional branch, to a stub.
1074 * merge.cc (Output_merge_base::record_input_section): New method
1076 (Output_merge_data::do_add_input_section): Record input section if
1077 keeps-input-sections flag is set.
1078 (Output_merge_string::do_add_input_section): Ditto.
1079 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1080 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1082 (Output_merge_base::keeps_input_sections,
1083 Output_merge_base::set_keeps_input_sections,
1084 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1086 (Output_merge_base::Input_sections): New type declaration.
1087 (Output_merge_base::input_sections_begin,
1088 Output_merge_base::input_sections_end,
1089 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1090 (Output_merge_base::bool keeps_input_sections_,
1091 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1092 Output_merge_base::input_sections_): New data members.
1093 (Output_merge_data::do_set_keeps_input_sections): New method
1095 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1096 * output.cc (Output_section::Input_section::relobj): Move method
1097 defintion from class declaration to here and handle merge sections.
1098 (Output_section::Input_section::shndx): Ditto.
1099 (Output_section::Output_section): Remove initializations of removed
1100 data members and initialize new data member LOOKUP_MAPS_.
1101 (Output_section::add_input_section): Set keeps-input-sections flag
1102 for a newly created merge output section as appropriate. Adjust code
1103 to use Output_section_lookup_maps class.
1104 (Output_section::add_relaxed_input_section): Adjst code for lookup
1105 maps code refactoring.
1106 (Output_section::add_merge_input_section): Add a new parameter
1107 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1108 class. If adding input section to a newly created merge output
1109 section fails, remove the new merge section.
1110 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1111 Adjust code for use of the Output_section_lookup_maps class.
1112 (Output_section::find_merge_section): Ditto.
1113 (Output_section::build_lookup_maps): New method defintion.
1114 (Output_section::find_relaxed_input_section): Adjust code to use
1115 Output_section_lookup_maps class.
1116 (Output_section::get_input_sections): Export merge sections. Adjust
1117 code to use Output_section_lookup_maps class.
1118 (Output_section:::add_script_input_section): Adjust code to use
1119 Output_section_lookup_maps class. Update lookup maps for merge
1121 (Output_section::discard_states): Use Output_section_lookup_maps.
1122 (Output_section::restore_states): Same.
1123 * output.h (Merge_section_properties): Move class defintion out of
1125 (Output_section_lookup_maps): New class.
1126 (Output_section::Input_section::is_merge_section): New method
1128 (Output_section::Input_section::relobj): Move defintion out of class
1129 defintion. Declare method only.
1130 (Output_section::Input_section::shndx): Ditto.
1131 (Output_section::Input_section::output_merge_base): New method defintion.
1132 (Output_section::Input_section::u2_.pomb): New union field.
1133 (Output_section::Merge_section_by_properties_map,
1134 Output_section::Output_section_data_by_input_section_map,
1135 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1137 (Output_section::add_merge_input_section): Add new parameter
1138 KEEPS_INPUT_SECTIONS.
1139 (Output_section::build_lookup_maps): New method declaration.
1140 (Output_section::merge_section_map_,
1141 Output_section::merge_section_by_properties_map_,
1142 Output_section::relaxed_input_section_map_,
1143 Output_section::is_relaxed_input_section_map_valid_): Remove data
1145 (Output_section::lookup_maps_): New data member.
1147 2010-05-21 Doug Kwan <dougkwan@google.com>
1150 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1151 avoid a compilation error.
1153 2010-05-19 Rafael Espindola <espindola@google.com>
1155 * script-sections.cc (Output_section_definition::allocate_to_segment):
1156 Update the phdrs_list even when the output section is NULL.
1157 * testsuite/Makefile.am: Add test.
1158 * testsuite/Makefile.in: Regenerate.
1159 * testsuite/script_test_9.cc: New.
1160 * testsuite/script_test_9.sh: New.
1161 * testsuite/script_test_9.t: New.
1163 2010-05-19 Doug Kwan <dougkwan@google.com>
1165 * arm.cc (Arm_input_section::original_size): New method.
1166 (Arm_input_section::do_addralign): Add a cast.
1167 (Arm_input_section::do_output_offset): Remove static cast.
1168 (Arm_input_section::original_addralign,
1169 Arm_input_section::original_size_): Change type to uint32_t.
1170 (Arm_input_section::init): Add safe casts for section alignment
1172 (Arm_input_section::set_final_data_size): Do not set address and
1173 offset of stub table.
1174 (Arm_output_section::fix_exidx_coverage): Change use of of
1175 Output_section::Simple_input_section to that of
1176 Output_section::Input_section.
1177 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1178 except for the first pass.
1179 * output.cc (Output_section::get_input_sections): Change type of
1180 input_sections to std::list<Input_section>.
1181 (Output_section::add_script_input_section): Rename from
1182 Output_section::add_simple_input_section. Change type of SIS
1183 parameter from Simple_input_section to Input_section.
1184 * output.h (Output_section::Simple_input_section): Remove class.
1185 (Output_section::Input_section): Change class visibility to public.
1186 (Output_section::Input_section::addralign): Use stored alignments
1187 for special input sections if set.
1188 (Output_section::Input_section::set_addralign): New method.
1189 (Output_section::get_input_sections): Change parameter type from
1190 list of Simple_input_section to list of Input_section.
1191 (Output_section::add_script_input_section): Rename from
1192 Output_section::add_simple_input_section. Change first parameter's
1193 type from Simple_input_section to Input_section and remove the
1194 second and third parameters.
1195 * script-sections.cc (Input_section::Input_section_list): Change
1196 type to list of Output_section::Input_section/
1197 (Input_section_info::Input_section_info): Change parameter type of
1198 INPUT_SECTION to Output_section::Input_section.
1199 (Input_section_info::input_section): Change return type.
1200 (Input_section_info::input_section_): Change type to
1201 Output_section::Input_section.
1202 (Output_section_element_input::set_section_addresses): Adjust code
1203 to use Output_section::Input_section instead of
1204 Output_section::Simple_input_section. Adjust code for renaming
1205 of Output_section::add_simple_input_section.
1206 (Orphan_output_section::set_section_addresses): Ditto.
1208 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1210 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1211 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1213 2010-05-18 Rafael Espindola <espindola@google.com>
1215 * options.cc (General_options::finalize): Handle -nostdlib.
1216 * options.h (nostdlib): New option.
1217 * script.cc (script_add_search_dir): Handle -nostdlib.
1219 2010-05-12 Doug Kwan <dougkwan@google.com>
1221 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1222 attributes section only if there no attributes section after merging.
1223 (Target_arm::merge_object_attributes): Move value of
1224 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1225 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1226 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1227 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1228 and arm_attr_merge_7.stdout.
1229 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1230 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1231 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1232 arm_attr_merge_7b.o): New rules.
1233 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1235 * testsuite/Makefile.in: Regenerate.
1236 * testsuite/arm_attr_merge.sh: New file.
1237 * testsuite/arm_attr_merge_[67][ab].s: Same.
1239 2010-05-05 Nick Clifton <nickc@redhat.com>
1241 * po/es.po: Updated Spanish translation.
1243 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1245 * Makefile.am (install-exec-local): Properly install gold as
1246 default cross linker.
1247 * Makefile.in: Regenerated.
1249 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1250 Nick Clifton <nickc@redhat.com>
1252 * configure.ac (install_as_default): Define and set to false
1253 unless --enable-gold or --enable-gold=both/gold has been
1255 * configure: Regenerate.
1257 * Makefile.am (install-exec-local): Install the executable as
1258 'ld.gold'. If install_as_default is true then also install it as
1260 * Makefile.in: Regenerated.
1262 2010-04-24 Ian Lance Taylor <iant@google.com>
1264 * layout.cc (Layout::layout_reloc): In relocatable link don't
1265 combine reloc sections for grouped sections.
1267 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1269 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1270 sections that are not ordinary to icf.
1271 * icf.cc (get_section_contents): Handle relocation pointing to section
1272 with no object or shndx information.
1273 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1274 * testsuite/Makefile.in: Regenerate.
1275 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1276 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1278 2010-04-22 Ian Lance Taylor <iant@google.com>
1280 * expression.cc (Expression::Expression_eval_info): Add
1281 result_alignment_pointer field.
1282 (Expression::eval_with_dot): Add result_alignment_pointer
1283 parameter. Change all callers.
1284 (Expression::eval_maybe_dot): Likewise.
1285 (class Binary_expression): Add alignment_pointer parameter to
1286 left_value and right_value. Change all callers.
1287 (BINARY_EXPRESSION): Set result alignment.
1288 (class Trinary_expression): Add alignment_pointer parameter to
1289 arg2_value and arg3_value. Change all callers.
1290 (Trinary_cond::value): Set result alignment.
1291 (Max_expression::value, Min_expression::value): Likewise.
1292 (Align_expression::value): Likewise.
1293 * script-sections.cc (class Sections_element): Add dot_alignment
1294 parameter to set_section_addresses virtual function. Update
1296 (class Output_section_element): Likewise.
1297 (Script_sections::create_segments): Add dot_alignment parameter.
1299 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1300 (Script_sections::set_phdrs_clause_addresses): Likewise.
1301 * script-sections.h: Update declarations.
1302 * script.h: Update declarations.
1303 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1305 * testsuite/script_test_3.t: Set large alignment.
1306 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1307 segment has expected alignment.
1309 2010-04-22 Nick Clifton <nickc@redhat.com>
1311 * po/gold.pot: Updated by the Translation project.
1312 * po/vi.po: Updated Vietnamese translation.
1314 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1316 * testsuite/Makefile.am (check_PROGRAMS): Add
1317 icf_virtual_function_folding_test.
1318 * testsuite/Makefile.in: Regenerated.
1320 2010-04-15 Andrew Haley <aph@redhat.com>
1322 * options.h (merge_exidx_entries): New option.
1323 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1324 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1325 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1326 (Target_arm::merge_exidx_entries): New function.
1327 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1328 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1329 to Arm_exidx_fixup constructor.
1330 Add new arg, merge_exidx_entries.
1331 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1332 Arm_output_section::fix_exidx_coverage.
1334 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1336 * icf.cc (get_section_contents): Check for preemptible functions.
1337 Ignore addend when appropriate.
1338 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1340 (add_from_relobj): Check for section folded.
1341 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1342 * symtab.h (should_add_dynsym_entry): Add new parameter.
1343 * target-reloc.h (scan_relocs): Check for section folded.
1344 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1345 Check reloc types for function pointers in shared objects.
1346 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1348 (icf_preemptible_functions_test): New test case.
1349 (icf_string_merge_test): New test case.
1350 * testsuite.Makefile.in: Regenerate.
1351 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1352 bar_glob. Refactor code.
1353 * testsuite/icf_preemptible_functions_test.cc: New file.
1354 * testsuite/icf_preemptible_functions_test.sh: New file.
1355 * testsuite/icf_string_merge_test.cc: New file.
1356 * testsuite/icf_string_merge_test.sh: New file.
1357 * testsuite/icf_virtual_function_folding_test.cc: New file.
1358 * testsuite/icf_virtual_function_folding_test.sh: New file.
1360 2010-04-14 Doug Kwan <dougkwan@google.com>
1362 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1363 for local symbol recounting if we remove a section due to ICF.
1364 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1365 there are no regular objects in input.
1367 2010-04-13 Doug Kwan <dougkwan@google.com>
1369 * arm.cc (Arm_input_section::set_final_data_size): Compute
1370 accurate final data size instead of using current data size.
1372 2010-04-09 Doug Kwan <dougkwan@google.com>
1374 * layout.cc (Layout::choose_output_section): Handle script section
1376 (Layout::make_output_section_for_script): Add section type parameter.
1377 Handle script section types.
1378 * layout.h (Layout::make_output_section_for_script): Add section
1380 * output.cc (Output_section::Output_section): Initialize data member
1382 (Output_section::do_reset_address_and_file_offset): Do not set address
1383 to 0 if section is a NOLOAD section.
1384 * output.h (Output_section::is_noload): New method.
1385 (Output_section::set_is_noload): Ditto.
1386 (Output_section::is_noload_): New data member.
1387 * script-c.h (Script_section_type): New enum type.
1388 (struct Parser_output_section_header): Add new file section_type.
1389 * script-sections.cc (Sections_element::output_section_name): Add
1390 parameter for returning script section type.
1391 (Output_section_definition::output_section_name): Ditto.
1392 (Output_section_definition::section_type)P; New method.
1393 (Output_section_definiton::script_section_type_name): Ditto.
1394 (Output_section_definition::script_section_type_): New data member.
1395 (Output_section_definition::Output_section_definition): Initialize
1396 data member Output_section_definition::script_section_type_.
1397 (Output_section_definition::create_sections): Pass script section type
1398 to Layout::make_output_section_for_script.
1399 (Output_section_definition::output_section_name): Return script
1400 section type to caller.
1401 (Output_section_definition::set_section_address): Do not advance
1402 dot value and load address if section type is NOLOAD. Set address
1403 of NOLOAD sections regardless of section flags.
1404 (Output_section_definition::print): Print section type if it is
1405 not SCRIPT_SECTION_TYPE_NONE.
1406 (Output_section_definition::section_type): New method.
1407 (Output_section_definition::script_section_type_name): Ditto.
1408 (Script_sections::output_section_name): Add new parameter
1409 PSECTION_TYPE for returning script section type. Pass it to
1410 section elements. Handle discard sections.
1411 (Sort_output_sections::operator()): Handle NOLOAD sections.
1412 * script-sections.h (Script_sections::Section_type): New enum type.
1413 (Script_sections::output_section_name): Add a new parameter for
1414 returning script section type.
1415 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1417 * yyscript.y (union): Add new field SECTION_TYPE.
1418 (COPY, DSECT, INFO, NOLOAD): New tokens.
1419 (opt_address_and_section_type): Change type to output_section_header.
1420 (section_type): New non-terminal
1421 (section_header): Handle section type.
1422 (opt_address_and_section_type): Return section type value.
1424 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1426 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1427 * testsuite/plugin_common_test_2.c (foo): Likewise.
1429 2010-04-08 Doug Kwan <dougkwan@google.com>
1431 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1433 * output.cc (Output_section::add_merge_input_section): Simplify
1434 code and return status of Output_merge_base::add_input_section.
1435 Update merge section map only if Output_merge_base::add_input_section
1438 2010-04-07 Doug Kwan <dougkwan@google.com>
1440 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1441 if section is marked as containing instructions but has no mapping
1443 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1444 correct section index.
1445 (Arm_relobj::find_linked_text_section): Ditto.
1447 2010-04-07 Cary Coutant <ccoutant@google.com>
1449 * archive.cc (include_member): Destroy Read_symbols_data object before
1451 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1452 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1453 (Read_symbols_data::~Read_symbols_data) New destructor.
1454 (Section_relocs::Section_relocs) New constructor.
1455 (Section_relocs::~Section_relocs) New destructor.
1456 (Read_relocs_data::Read_relocs_data) New constructor.
1457 (Read_relocs_data::~Read_relocs_data) New destructor.
1458 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1459 pointers to NULL after deleting.
1461 2010-04-07 Doug Kwan <dougkwan@google.com>
1463 * arm.cc: Replace "endianity" with "endianness" in comments.
1464 (Arm_exidx_cantunwind): Ditto.
1465 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1466 (Arm_relobj::merge_flags_and_attributes): New method.
1467 (Arm_relobj::merge_flags_and_attributes_): New data member.
1468 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1469 (Arm_relobj::scan_sections_for_stubs): Ditto.
1470 (Arm_relobj::do_read_symbols): Check to see if we really want to
1471 merge processor-specific flags and attributes. Exit early if
1472 an object is empty except for section names and the undefined symbol.
1473 (Target_arm::do_finalize_sections): Move check for ELF format to
1474 Arm_relobj::do_read_symbols. Merge processor specific flags and
1475 attributes from a regular object only when we have determined that
1476 it is aapropriate. Do not create an .ARM.attributes section in
1477 output if there is no regular input object.
1478 (Target_arm::merge_processor_specific_flags): Check
1479 --warn-mismatch before printing any error.
1480 (Target_arm::merge_object_attributes): Ditto.
1481 * gold.cc (queue_middle_tasks): Handle the case in which there is
1482 no regular object in input.
1483 * options.cc (General_options::parse_EB): New method.
1484 (General_options::parse_EL): Same.
1485 (General_options::General_options): Initialize endianness_.
1486 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1488 (General_options::Endianness): New enum.
1489 (General_options::endianness): New method.
1490 (General_options::endianness_): New data member.
1491 * parameters.cc (Parameters::set_options): Check target endianness.
1492 (Parameters::set_target_once): Ditto.
1493 (Parameters::check_target_endianness): New method.
1494 (parameters_force_valid_target): If either -EL or -EB is specified,
1495 use it to define endianness of default target.
1496 * parameters.h (Parameters::check_target_endianness): New method
1498 * target.h (class Target): Change "endianity" to "endianness"
1501 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1503 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1504 * configure: Regenerate.
1505 * Makefile.in: Regenerate.
1506 * testsuite/Makefile.in: Regenerate.
1508 2010-04-06 Cary Coutant <ccoutant@google.com>
1511 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1512 prevailing definitions of common symbols.
1513 * testsuite/plugin_test_6.sh: New test case.
1514 * testsuite/plugin_common_test_1.c: New test case.
1515 * testsuite/plugin_common_test_2.c: New test case.
1516 * testsuite/Makefile.am (plugin_test_6): New test case.
1517 * testsuite/Makefile.in: Regenerate.
1519 2010-04-06 Nick Clifton <nickc@redhat.com>
1521 * po/vi.po: New Vietnamese translation.
1523 2010-03-30 Doug Kwan <dougkwan@google.com>
1525 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1527 2010-03-25 Doug Kwan <dougkwan@google.com>
1529 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1530 to avoid a conversion warning on a 32-bit host.
1532 2010-03-24 Ian Lance Taylor <iant@google.com>
1534 * testsuite/script_test_3.t: Add a TLS segment.
1535 * testsuite/Makefile.am (check_PROGRAMS): Add
1536 tls_phdrs_script_test.
1537 (tls_phdrs_script_test_SOURCES): Define.
1538 (tls_phdrs_script_test_DEPENDENCIES): Define.
1539 (tls_phdrs_script_test_LDFLAGS): Define.
1540 (tls_phdrs_script_test_LDADD): Define.
1541 * testsuite/Makefile.in: Rebuild.
1543 2010-03-23 Cary Coutant <ccoutant@google.com>
1545 * fileread.cc (find_or_make_view): Fix comment.
1547 2010-03-23 Ian Lance Taylor <iant@google.com>
1549 * script-sections.cc (class Orphan_section_placement): Define
1550 PLACE_TLS and PLACE_TLS_BSS.
1551 (Orphan_section_placement::Orphan_section_placement): Initialize
1553 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1554 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1555 (tls_script_test_SOURCES): Define.
1556 (tls_script_test_DEPENDENCIES): Define.
1557 (tls_script_test_LDFLAGS): Define.
1558 (tls_script_test_LDADD): Define.
1559 * testsuite/Makefile.in: Rebuild.
1561 2010-03-22 Doug Kwan <dougkwan@google.com>
1563 * arm.cc (Arm_relocate_functions::abs8,
1564 Arm_relocate_functions::abs16): Use correct check for overflow
1565 specified in the ARM ELF specs.
1566 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1567 target of a BLX instruction specially.
1568 (Reloc_stub::stub_type_for_reloc): Ditto.
1569 (Relocate::relocate): Use symbolic names instead of numeric relocation
1570 codes to report error.
1571 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1573 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1574 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1575 thumb2_blx_out_of_range.stdout
1576 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1577 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1578 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1579 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1580 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1581 thumb2_blx_in_range, thumb2_blx_in_range.o,
1582 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1583 thumb2_blx_out_of_range.o): New rules.
1584 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1585 thumb2_blx_in_range and thumb2_blx_out_of_range.
1586 * testsuite/Makefile.in: Regenerate.
1587 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1588 * testsuite/thumb_blx_in_range.s: New file.
1589 * testsuite/thumb_blx_out_of_range.s: New file.
1591 2010-03-22 Rafael Espindola <espindola@google.com>
1593 * archive.cc (Should_include): Move to archive.h.
1594 (should_include_member): Make it a member of Archive.
1596 (Add_lib_group_symbols): New.
1597 * archive.h: Include options.h.
1598 (Archive_member): Moved from Archive.
1599 (Should_include): Moved from archive.cc.
1601 (Add_lib_group_symbols): New.
1602 * dynobj.cc (do_should_include_member): New.
1603 * dynobj.h (do_should_include_member): New.
1604 * gold.cc (queue_initial_tasks): Update call to queue.
1605 * main.cc (main): Print lib group stats.
1606 * object.cc (do_should_include_member): New.
1607 * object.h: Include archive.h.
1608 (Object::should_include_member): New.
1609 (Object::do_should_include_member): New.
1610 (Sized_relobj::do_should_include_member): New.
1611 * options.cc (General_options::parse_start_lib): New.
1612 (General_options::parse_end_lib): New.
1613 (Input_arguments::add_file): Handle lib groups.
1614 (Input_arguments::start_group): Check we are not in a lib.
1615 (Input_arguments::start_lib): New.
1616 (Input_arguments::end_lib): New.
1617 * options.h (General_options): Add start_lib and end_lib.
1618 (Input_argument::lib_): New.
1619 (Input_argument::lib): New.
1620 (Input_argument::is_lib): New.
1621 (Input_file_lib): New.
1622 (Input_arguments::in_lib_): New.
1623 (Input_arguments::in_lib): New.
1624 (Input_arguments::start_lib): New.
1625 (Input_arguments::end_lib_): New.
1626 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1627 in unused members as preempted.
1628 (Sized_pluginobj::do_should_include_member): New.
1629 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1630 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1632 (Read_symbols::do_whole_lib_group): New.
1633 (Read_symbols::do_lib_group): New.
1634 (Read_symbols::do_read_symbols): Handle lib groups.
1635 (Read_symbols::get_name): Handle lib groups.
1636 * readsyms.h (Read_symbols): Add an archive member pointer.
1637 (Read_symbols::do_whole_lib_group): New.
1638 (Read_symbols::do_lib_group): New.
1639 (Read_symbols::member_): New.
1640 * script.cc (read_input_script): Update call to queue_soon.
1642 2010-03-19 Doug Kwan <dougkwan@google.com>
1644 * arm.cc (Stub_table::Stub_table): Initialize new data members
1645 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1646 (Stub_table::add_reloc_stub): Assign stub offset and update
1647 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1648 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1650 (Stub_table::update_data_size_and_addralign): Use
1651 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1652 instead of going over all reloc stubs.
1653 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1654 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1655 Stringpool_template::offset_ to size of Stringpool_char.
1656 (Stringpool_template::new_key_offset): Remove code to initialize
1657 Stringpool_template::offset_.
1658 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1659 Stringpool_template::offset_ to zero.
1661 2010-03-15 Doug Kwan <dougkwan@google.com>
1663 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1665 (Stringpool_template::new_key_offset): New method.
1666 (Stringpool_template::add_string): Assign offsets when adding new
1668 (Stringpool_template::set_string_offsets): Do not set string offsets
1669 when not optimizing.
1670 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1672 (Chunked_vector::clear): Clear size_.
1673 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1674 (Chunked_vector::size): Return size_.
1675 (Chunked_vector::push_back): Use size_ to find insert position.
1676 (Chunked_vector::size_): New data member.
1677 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1678 (Stringpool_template::new_key_offset): New method declaration.
1679 (Stringpool_template::offset_): New data member.
1681 2010-03-15 Rafael Espindola <espindola@google.com>
1683 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1684 Add_symbols' constructor.
1685 * readsyms.h (Add_symbols): Remove the input_group member.
1687 2010-03-10 Ian Lance Taylor <iant@google.com>
1689 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1690 target to ask whether a reference to a symbol requires a stack
1692 * target.h (Target::is_call_to_non_split): New function.
1693 (Target::do_is_call_to_non_split): Declare virtual function.
1694 * target.cc: Include "symtab.h".
1695 (Target::do_is_call_to_non_split): New function.
1696 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1698 2010-03-10 Cary Coutant <ccoutant@google.com>
1700 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1701 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1702 (File_read::open[2]): Add whole_file_view_ to list of views.
1703 (File_read::make_view): Remove test of whole_file_view_.
1704 (File_read::find_or_make_view): Create whole_file_view_ if
1706 (File_read::clear_views): Replace bool parameter with enum;
1707 adjust all callers. Don't delete views with permanent data;
1708 do delete cached views and views from archives if
1709 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1710 if clearing the corresponding view.
1711 * fileread.h (File_read::Clear_views_mode): New enum.
1712 (File_read::View::is_permanent_view): New method.
1713 (File_read::clear_views): Replace bool parameter
1714 with enum; adjust all callers.
1715 * options.h (General_options): Change keep_files_mapped option;
1716 add map_whole_files.
1717 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1719 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1722 2010-03-10 David S. Miller <davem@davemloft.net>
1724 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1726 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1728 * icf.cc (get_section_contents): Add '@' marker after processing the
1731 2010-03-08 Doug Kwan <dougkwan@google.com>
1733 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1734 due to a conversion warning.
1735 (Arm_relobj::update_output_local_symbol_count): Check for local
1736 symbol with unset output index.
1738 2010-03-05 Ian Lance Taylor <iant@google.com>
1740 * options.h (class General_options): Add --spare-dynamic-tags.
1741 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1742 --spare-dynamic-tags.
1744 2010-03-05 Ian Lance Taylor <iant@google.com>
1746 * incremental.cc: Include "libiberty.h".
1748 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1750 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1751 function, is_info_ member.
1752 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1753 (Versions::Versions): Update caller.
1754 (Versions::define_base_version): Likewise.
1755 (Versions::add_def): Likewise.
1757 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1759 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1760 (Scan::possible_function_pointer_reloc): New function.
1761 (Scan::local_reloc_may_be_function_pointer): Change to call
1762 possible_function_pointer_reloc.
1763 (Scan::global_reloc_may_be_function_pointer): Ditto.
1764 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1765 relocations in ".data.rel.ro._ZTV" section.
1766 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1767 * testsuite/icf_safe_so_test.cc: Ditto.
1768 * testsuite/icf_safe_test.cc: Ditto.
1769 * testsuite/icf_safe_test.sh: Ditto.
1771 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1772 Ian Lance Taylor <iant@google.com>
1774 * target-reloc.h (relocate_section): Check the symbol table index
1775 for -1U before setting the local symbol index.
1776 (scan_relocatable_relocs): If copying the relocation, record that
1777 the local symbol is required.
1778 * object.h (Symbol_value::is_output_symtab_index_set): New
1780 (Symbol_value::may_be_discarded_from_output_symtab): New
1782 (Symbol_value::has_output_symtab_entry): New function.
1783 (Symbol_value::needs_output_symtab_entry): Remove.
1784 (Symbol_value::output_symtab_index): Make sure the symbol index is
1786 (Symbol_value::set_output_symtab_index): Make sure the symbol
1787 index is not set. Make sure the new index is valid.
1788 (Symbol_value::set_must_have_output_symtab_entry): New function.
1789 (Symbol_value::has_output_dynsym_entry): New function.
1790 (Symbol_value::set_output_dynsym_index): Make sure the new index
1792 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1793 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1794 local symbol if permitted.
1795 (Sized_relobj::do_finalize_local_symbols): Call
1796 is_output_symtab_index_set rather than needs_output_symtab_entry.
1797 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1798 rather than needs_output_symtab_entry. Call
1799 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1800 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1801 is_output_symtab_index_set rather than needs_output_symtab_entry.
1802 * testsuite/discard_locals_relocatable_test.c: New file.
1803 * testsuite/discard_locals_test.sh: Test -r.
1804 * testsuite/Makefile.am (check_DATA): Add
1805 discard_locals_relocatable_test1.syms,
1806 discard_local_relocatable_test2.syms.
1807 (MOSTLYCLEANFILES): Likewise. Also add
1808 discard_locals_relocatable_test1.lout and
1809 discard_locals_relocatable_test2.out.
1810 (discard_locals_relocatable_test1.syms): New target.
1811 (discard_locals_relocatable_test.o): New target.
1812 (discard_locals_relocatable_test1.out): New target.
1813 (discard_locals_relocatable_test2.syms): New target.
1814 (discard_locals_relocatable_test2.out): New target.
1815 (various): Add missing ../ld-new dependencies.
1816 * testsuite/Makefile.in: Rebuild.
1818 2010-03-03 Nick Clifton <nickc@redhat.com>
1820 * po/fi.po: New Finnish translation.
1822 2010-03-01 Doug Kwan <dougkwan@google.com>
1824 * layout.cc (Layout::Layout): Force section types of .init_array*,
1825 .preinit_array* and .fini_array* sections.
1826 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1827 Fix check of return value of std::string::find.().
1828 (Output_section::Input_section_sort_compare::operator()): Remove
1829 comment about .init_array.
1830 (Output_section::Input_section_sort_init_fini_compare::operator()):
1832 (Output_section::sort_attached_input_sections): Handle .init_array
1833 and .fini_array specially.
1834 * output.h (Output_section::Inut_section_sort_compare): Update
1836 (Output_section::Input_section_sort_init_fini_compare): New struct.
1838 2010-02-26 Doug Kwan <dougkwan@google.com>
1840 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1841 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1842 * testsuite/debug_msg.sh: Avoid matching source line number for
1843 use of global variable undef_int.
1845 2010-02-26 Doug Kwan <dougkwan@google.com>
1847 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1848 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1849 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1850 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1851 * options.cc (General_options::General_options): Initialize member
1853 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1854 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1855 and rm_no_fix_v4bx.stdout
1856 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1857 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1858 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1859 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1860 and arm_no_fix_v4bx.
1861 * Makefile.in: Regenerate.
1862 * testsuite/arm_fix_v4bx.s: New file.
1863 * testsuite/arm_fix_v4bx.sh: Ditto.
1865 2010-02-24 Doug Kwan <dougkwan@google.com>
1867 * arm.cc (Target_arm::got_section): Make the .got section the first
1868 non RELRO section in the data segment.
1869 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1870 suffixes of section names.
1872 2010-02-24 Doug Kwan <dougkwan@google.com>
1874 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1875 flags and attributes merging if an input file is a binary file.
1876 * fileread.cc (Input_file::open): Record format of original file.
1877 * fileread.h (Input_file::Format): New enum type.
1878 (Input_file::Input_file): Initialize data member format_.
1879 (Input_file::format): New method definition.
1880 (Input_file::format_):: New data member.
1882 2010-02-24 Doug Kwan <dougkwan@google.com>
1884 * arm.cc (Arm_output_data_got): New class.
1885 (ARM_TCB_SIZE): New constant
1886 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1887 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1888 If user uses a script with a SECTIONS clause, issue only a warning
1889 for a misplaced EXIDX input section. Otherwise, issue an error.
1890 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1892 (Target_arm::got_mode_index_entry): Handle static linking.
1893 (Target_arm::Scan::local): Ditto.
1894 (Target_arm::Scan::global): Ditto.
1895 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1896 all incorrectly implemented relocations.
1897 (Target_arm::fix_exidx_coverage): Pass layout to
1898 Arm_output_section::fix_exidx_coverage.
1899 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1900 from ".ARM.exidx." and ".ARM.extab.".
1902 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1904 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1905 section if it does not already exist.
1906 * attributes.cc (Attributes_section_data::Attributes_section_data):
1907 Don't crash if size is zero.
1909 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1910 Ian Lance Taylor <iant@google.com>
1912 * gold.cc (queue_middle_tasks): If no input files were opened,
1914 * workqueue.h (Task_function::Task_function): Assert that there is
1917 2010-02-22 Doug Kwan <dougkwan@google.com>
1919 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1920 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1921 types to avoid warnings due to different uint64_t implementations
1924 2010-02-21 Doug Kwan <dougkwan@google.com>
1926 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1927 handling of the maximum backward branch offset.
1928 (Arm_relocate_functions::thumb_branch_common): Ditto.
1929 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1930 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1931 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1932 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1933 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1934 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1935 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1936 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1937 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1938 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1939 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1940 thumb2_bl_out_of_range.o): New rules.
1941 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1942 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1943 thumb2_bl_out_of_range
1944 * testsuite/Makefile.in: Regenerate.
1945 * testsuite/arm_bl_in_range.s: New file.
1946 * testsuite/arm_bl_out_of_range.s: Ditto.
1947 * testsuite/arm_branch_in_range.sh: Ditto.
1948 * testsuite/arm_branch_range.t: Ditto.
1949 * testsuite/thumb2_branch_range.t: Ditto.
1950 * testsuite/thumb_bl_in_range.s: Ditto.
1951 * testsuite/thumb_bl_out_of_range.s: Ditto.
1952 * testsuite/thumb_branch_range.t: Ditto.
1954 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1956 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1957 Add reloc offset information.
1958 * icf.cc (get_section_contents): Change iterators to point to the new
1959 vectors. Add reloc offset information to the contents.
1960 * icf.h (Icf::Sections_reachable_info): New typedef.
1961 (Icf::Sections_reachable_list): New typedef.
1962 (Icf::Offset_info): New typedef.
1963 (Icf::Reloc_info): New struct typedef.
1964 (Icf::Reloc_info_list): New typedef.
1965 (Icf::symbol_reloc_list): Delete method.
1966 (Icf::addend_reloc_list): Delete method.
1967 (Icf::section_reloc_list): Delete method.
1968 (Icf::reloc_info_list): New method.
1969 (Icf::reloc_info_list_): New member.
1971 2010-02-19 Doug Kwan <dougkwan@google.com>
1973 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1974 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1975 * arm.cc (Arm_relocation_functions): New forward declaration.
1976 (Target_arm::Target_arm): Initialize new data members
1977 got_mod_index_offset_ and tls_base_symbol_defined_.
1978 (Target_arm::Relocate::relocate_tls): New method.
1979 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1980 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1982 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1983 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1984 (Target_arm::got_mod_index_offset_,
1985 Target_arm::tls_base_symbol_defined_): New data members.
1986 (Target_arm::Scan::local, Target::Scan::global,
1987 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1990 2010-02-18 Doug Kwan <dougkwan@google.com>
1992 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1993 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1994 text section as a parameter becuase some broken tools may not set
1995 the link in section header.
1996 (Target_arm::has_got_section): New method.
1997 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1998 without any mapping symbol as data only. Remove warning.
1999 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2000 link in its section header, try to discover the link by inspecting the
2001 REL31 relocation at the beginning of the section.
2002 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2004 (Target_arm::Scan::global): Treat any reference to the symbol
2005 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2007 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2009 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2010 (Scan::global_reloc_may_be_function_pointer): New function.
2011 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2012 (Scan::global_reloc_may_be_function_pointer): New function.
2013 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2014 (Scan::global_reloc_may_be_function_pointer): New function.
2015 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2016 (Scan::global_reloc_may_be_function_pointer): New function.
2017 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2018 (Scan::global_reloc_may_be_function_pointer): New function.
2019 (Scan::possible_function_pointer_reloc): New function.
2020 (Target_x86_64::can_check_for_function_pointers): New function.
2021 * gc.h (gc_process_relocs): Scan relocation types to determine if
2022 function pointers were taken for targets that support it.
2023 * icf.cc (Icf::find_identical_sections): Include functions for
2024 folding in safe ICF whose pointer is not taken.
2025 * icf.h (Secn_fptr_taken_set): New typedef.
2026 (fptr_section_id_): New member.
2027 (section_has_function_pointers): New function.
2028 (set_section_has_function_pointers): New function.
2029 (check_section_for_function_pointers): New function.
2030 * options.h: Fix comment for safe ICF option.
2031 * target.h (can_check_for_function_pointers): New function.
2032 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2033 Modify icf_safe_test for X86-64.
2034 * testsuite/Makefile.in: Regenerate.
2035 * testsuite/icf_safe_so_test.cc: New file.
2036 * testsuite/icf_safe_so_test.sh: New file.
2037 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2038 (main): Change to take pointer to function kept_func_3.
2039 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2040 folding is done correctly for X86-64.
2042 2010-02-12 David S. Miller <davem@davemloft.net>
2044 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2045 is_symbolless parameter.
2046 (Output_reloc<SHT_REL>::is_symbolless): New.
2047 (Output_reloc<SHT_REL>::is_symbolless_): New.
2048 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2049 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2050 (Output_reloc<SHT_RELA>::is_symbolless): New.
2051 (Output_data_reloc::add_global): Handle is_symbolless.
2052 (Output_data_reloc::add_global_relative): Likewise.
2053 (Output_data_reloc::add_local): Likewise.
2054 (Output_data_reloc::add_local_relative): Likewise.
2055 (Output_data_reloc::add_symbolless_global_addend): New.
2056 (Output_data_reloc::add_symbolless_local_addend): New.
2057 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2059 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2060 instead of ->is_relative_
2061 (Output_reloc::write): Likewise.
2062 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2063 (Output_reloc::write_rel): Simplify.
2065 * sparc.cc (Target_sparc::Scan::local): Use
2066 ->add_symbolless_local_addend as needed.
2067 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2068 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2069 based upon relocation offset.
2071 2010-02-11 Doug Kwan <dougkwan@google.com>
2073 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2074 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2075 beginning of function.
2076 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2077 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2078 parameter is_32bit in calls to should_apply_static_reloc.
2079 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2080 (check_DATA): Add arm_abs_global.stdout.
2081 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2082 arm_abs_global.stdout): New rules.
2083 (MOSTLLYCLEANFILES): Add arm_abs_global
2084 * Makefile.in: Regenerate.
2085 * testsuite/arm_abs_global.s: New file.
2086 * testsuite/arm_abs_global.sh: Ditto.
2087 * testsuite/arm_abs_lib.s: Ditto.
2089 2010-02-11 Ian Lance Taylor <iant@google.com>
2091 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2093 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2094 Allocate_commons_task first.
2095 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2096 task, rather than symtab_lock_.
2097 (Gc_process_relocs::~Gc_process_relocs): New function.
2098 (Gc_process_relocs::is_runnable): Check this_blocker_.
2099 (Gc_process_relocs::locks): Use next_blocker_ rather than
2101 (Scan_relocs::~Scan_relocs): New function.
2102 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2104 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2106 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2107 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2108 constructor accordingly.
2109 (class Gc_process_relocs): Likewise.
2110 (class Scan_relocs): Likewise.
2111 * common.h (class Allocate_commons_task): Remove symtab_lock_
2112 field, and corresponding constructor parameter.
2113 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2115 (Allocate_commons_task::locks): Likewise.
2117 2010-02-11 Ian Lance Taylor <iant@google.com>
2119 * gold-threads.h (class Once): Define.
2120 (class Initialize_lock): Rewrite as child of Once.
2121 * gold-threads.cc (class Once_initialize): Define.
2122 (once_pointer_control): New static variable.
2123 (once_pointer, once_arg): New static variables.
2124 (c_run_once): New static function.
2125 (Once::Once, Once::run_once, Once::internal_run): New functions.
2126 (class Initialize_lock_once): Remove.
2127 (initialize_lock_control): Remove.
2128 (initialize_lock_pointer): Remove.
2129 (initialize_lock_once): Remove.
2130 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2131 (Initialize_lock::initialize): Rewrite.
2132 (Initialize_lock::do_run_once): New function.
2133 * archive.cc (Archive::interpret_header): Only clear name if it is
2135 * fileread.cc: Include "gold-threads.h"
2136 (file_counts_lock): New static variable.
2137 (file_counts_initialize_lock): Likewise.
2138 (File_read::release): Only increment counts when using --stats.
2139 Use a lock around the increment.
2140 * parameters.cc (class Set_parameters_target_once): Define.
2141 (set_parameters_target_once): New static variable.
2142 (Parameters::Parameters): Move here from parameters.h.
2143 (Parameters::set_target): Rewrite.
2144 (Parameters::set_target_once): New function.
2145 (Parameters::clear_target): Move here and rewrite.
2146 * parameters.h (class Parameters): Update declarations. Add
2147 set_parameters_target_once_ field.
2148 (Parameters::Parameters): Move to parameters.cc.
2149 (Parameters::clear_target): Likewise.
2150 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2152 (Start_group::~Start_group): New function.
2153 (Start_group::is_runnable): New function.
2154 (Start_group::locks, Start_group::run): New functions.
2155 (Finish_group::run): Change saw_undefined to size_t.
2156 * readsyms.h (class Start_group): Define.
2157 (class Finish_group): Change saw_undefined_ field to size_t.
2158 (Finish_group::Finish_group): Remove saw_undefined and
2159 this_blocker parameters. Change all callers.
2160 (Finish_group::set_saw_undefined): New function.
2161 (Finish_group::set_blocker): New function.
2162 * symtab.h (class Symbol_table): Change saw_undefined to return
2163 size_t. Change saw_undefined_ field to size_t.
2164 * target-select.cc (Set_target_once::do_run_once): New function.
2165 (Target_selector::Target_selector): Initialize set_target_once_
2166 field. Don't initialize lock_ and initialize_lock_ fields.
2167 (Target_selector::instantiate_target): Rewrite.
2168 (Target_selector::set_target): New function.
2169 * target-select.h (class Set_target_once): Define.
2170 (class Target_selector): Update declarations. Make
2171 Set_target_once a friend. Remove lock_ and initialize_lock_
2172 fields. Add set_target_once_ field.
2174 2010-02-10 Ian Lance Taylor <iant@google.com>
2176 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2178 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2179 (queue_middle_tasks): Add all blockers before queueing any tasks.
2180 (queue_final_tasks): Likewise.
2181 * token.h (Task_token::add_blockers): New function.
2182 * object.h (Input_objects::number_of_relobjs): New function.
2184 2010-02-10 Ian Lance Taylor <iant@google.com>
2186 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2187 shared, not if not position independent.
2188 * x86_64.cc (Relocate::relocate_tls): Likewise.
2189 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2190 (tls_pie_pic_test): New target.
2191 * testsuite/Makefile.in: Rebuild.
2193 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2194 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2195 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2196 * testsuite/Makefile.in: Rebuild.
2198 2010-02-09 David S. Miller <davem@davemloft.net>
2200 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2201 R_SPARC_RELATIVE using ->add_local_relative().
2202 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2204 * output.h (Output_data_dynamic::add_section_size): New method
2205 that takes two Output_data objects.
2206 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2207 entry param. Handle it in initializers.
2208 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2209 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2210 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2212 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2213 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2214 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2215 for dynrel_includes_plt.
2216 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2217 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2218 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2220 (Target_sparc::do_finalize_sections): Update to pass true for
2221 dynrel_includes_plt.
2222 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2223 output before .rela.plt
2224 (Target_powerpc::do_finalize_sections): Update to pass true for
2225 dynrel_includes_plt when 32-bit.
2227 2010-02-08 Doug Kwan <dougkwan@google.com>
2229 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2231 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2232 Arm_relobj::scan_section_for_cortex_a8_stubs,
2233 Arm_relobj::do_relocation_section): Instead of calling
2234 Output_section::output_address, use faster
2235 Arm_relobj::simple_input_section_output_address.
2237 2010-02-08 David S. Miller <davem@davemloft.net>
2239 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2240 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2241 relocation helper function.
2243 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2244 just like R_SPARC_GOT{10,13,22}.
2245 (Target_sparc::Scan::local): Likewise.
2246 (Target_sparc::Relocate:relocate): Likewise.
2248 2010-02-06 Ian Lance Taylor <iant@google.com>
2250 * configure.ac: Rewrite targetobjs duplicate removal code to use
2251 only shell constructs.
2252 * configure: Rebuild.
2254 2010-02-05 Doug Kwan <dougkwan@google.com>
2257 * arm.cc (Arm_relobj::section_is_scannable): New method.
2258 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2259 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2261 2010-02-04 Doug Kwan <dougkwan@google.com>
2264 * arm-reloc-property.cc (cstdio): Include.
2265 * configure.ac (targetobjs): Remove duplicates.
2266 * configure: Regenerate.
2267 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2268 big and little endian version for a given address size.
2270 2010-02-03 Doug Kwan <dougkwan@google.com>
2272 * arm-reloc-property.cc
2273 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2275 * arm-reloc-property.h
2276 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2277 New method definition.
2278 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2280 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2282 (GOT_PREL): Change implemented to Y.
2283 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2284 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2285 (Arm_relocate_functions::movw_abs_nc): Remove method.
2286 (Arm_relocate_functions::movt_abs): Ditto.
2287 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2288 (Arm_relocate_functions::thm_movt_abs): Ditto.
2289 (Arm_relocate_functions::movw_rel_nc): Ditto.
2290 (Arm_relocate_functions::movw_rel): Ditto.
2291 (Arm_relocate_functions::movt_rel): Ditto.
2292 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2293 (Arm_relocate_functions:thm_movw_rel): Ditto.
2294 (Arm_relocate_functions:thm_movt_rel): Ditto.
2295 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2296 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2297 New method definitions.
2298 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2299 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2300 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2301 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2302 (Target_arm::Relocate::relocate): Check for non-static or
2303 unimplemented relocation code and exit early. Change calls to
2304 Target_arm::reloc_uses_thumb_bit and
2305 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2306 instead. Refactor code to handle similar relocations to increase
2307 code sharing. Remove check for unsupported relocation code in switch
2309 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2310 relocation property table to find out size. Change error message to
2311 print out the name of a relocation code instead of the numeric value.
2312 (Target_arm::scan_reloc_for_stub): Use relocation property table
2313 instead of calling Target_arm::reloc_uses_thumb_bit().
2315 2010-02-02 Doug Kwan <dougkwan@google.com>
2317 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2318 types of relaxed input section.
2320 2010-02-02 Doug Kwan <dougkwan@google.com>
2322 * Makefile.am (HFILES): Add arm-reloc-property.h.
2324 (TARGETSOURCES): Add arm-reloc-property.cc
2325 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2326 (libgold_a_SOURCES): $(DEFFILES)
2327 * Makefile.in: Regenerate.
2328 * arm-reloc-property.cc: New file.
2329 * arm-reloc-property.h: New file.
2330 * arm-reloc.def: New file.
2331 * arm.cc: Update comments.
2332 (arm-reloc-property.h): New included header.
2333 (arm_reloc_property_table): New global variable.
2334 (Target_arm::do_select_as_default_target): New method definition.
2335 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2336 arm-reloc-property to targ_extra_obj.
2337 * parameters.cc (set_parameters_target): Call
2338 Target::select_as_default_target().
2339 * target.h (Target::select_as_default_target): New method definition.
2340 (Target::do_select_as_default_target): Same.
2342 2010-02-01 Doug Kwan <dougkwan@google.com>
2344 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2345 first_output_text_section_.
2346 (Arm_exidx_fixup::first_output_text_section): New method definition.
2347 (Arm_exidx_fixup::first_output_text_section_): New data member.
2348 (Arm_exidx_fixup::process_exidx_section): Record the first text
2349 output section seen.
2350 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2351 and entsize in output section header.
2353 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2355 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2356 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2357 (Arm_relocate_functions::thm_alu11): New Method.
2358 (Arm_relocate_functions::thm_pc8): New Method.
2359 (Arm_relocate_functions::thm_pc12): New Method.
2360 (Target_arm::Scan::local): Handle the relocations.
2361 (Target_arm::Scan::global): Likewise.
2362 (Target_arm::Relocate::relocate): Likewise.
2363 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2365 2010-01-29 Doug Kwan <dougkwan@google.com>
2367 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2368 of relocation types as ld.
2370 2010-01-29 Doug Kwan <dougkwan@google.com>
2372 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2374 (Arm_relocate_functions::thumb_branch_common): Ditto.
2375 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2376 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2377 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2378 Arm_relocate_functions::jump24): Remove.
2379 (Target_arm::Relocate::relocate): Adjust code to call
2380 Arm_relocation_functions::arm_branch_common and
2381 Arm_relocation_functions::thumb_branch_common instead of their removed
2382 wrappers. Merge switch-cases together to reduce source code size.
2384 2010-01-29 Doug Kwan <dougkwan@google.com>
2386 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2387 output_local_symbol_count_needs_update_.
2388 (Arm_relobj::output_local_symbol_count_needs_update,
2389 Arm_relobj::set_output_local_symbol_count_needs_update,
2390 Arm_relobj::update_output_local_symbol_count): New methods.
2391 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2393 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2394 of pointed function as in a R_ARM_PREL31 relocation.
2395 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2396 for output local symbol count updating.
2397 (Target_arm::do_relax): Update output local symbol counts in objects
2399 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2401 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2403 * arm.cc: Added support for the ARM relocations:
2404 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2405 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2406 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2408 (Arm_relocate_functions::movw_rel): New method.
2409 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2410 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2412 (Arm_relocate_functions::thm_movw_rel): New method.
2413 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2415 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2417 (Target_arm::Scan::global): Likewise.
2418 (Target_arm::Relocate::relocate): Likewise.
2419 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2422 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2424 * arm.cc: Added support for ARM group relocations.
2425 (Target_arm::reloc_needs_sym_origin): New method.
2426 (Arm_relocate_functions::calc_grp_kn): New method.
2427 (Arm_relocate_functions::calc_grp_residual): New method.
2428 (Arm_relocate_functions::calc_grp_gn): New method.
2429 (Arm_relocate_functions::arm_grp_alu): New Method.
2430 (Arm_relocate_functions::arm_grp_ldr): New Method.
2431 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2432 (Arm_relocate_functions::arm_grp_ldc): New Method.
2433 (Target_arm::Scan::local): Handle the ARM group relocations.
2434 (Target_arm::Scan::global): Likewise.
2435 (Target_arm::Relocate::relocate): Likewise.
2436 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2439 2010-01-26 Doug Kwan <dougkwan@google.com>
2441 * arm.cc (set): Include.
2442 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2444 (Arm_output_section::Text_section_list): New type.
2445 (Arm_output_section::append_text_sections_to_list): New method.
2446 (Arm_output_section::fix_exidx_coverage): Ditto.
2447 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2448 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2449 Relobj::set_section_offset() instead of
2450 Sized_relobj::invalidate_section_offset().
2451 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2452 parameter for section headers. Ignore relocation sections for
2453 unallocated sections and EXIDX sections.
2454 (Target_arm::fix_exidx_coverage): New method.
2455 (Target_arm::output_section_address_less_than): New type.
2456 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2457 linked text section instead of the EXIDX section.
2458 (Arm_output_section::create_stub_group): Add an assertion to check
2459 that this is not an EXIDX output section.
2460 (Arm_output_section::append_text_sections_to_list): New method.
2461 (Arm_output_section::fix_exidx_coverage): Ditto.
2462 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2463 Arm_relobj::section_needs_reloc_stub_scanning.
2464 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2466 (Target_arm::fix_exidx_coverage): New method.
2467 * object.h (Relobj::set_output_section): New method.
2468 (Sized_relobj::invalidate_section_offset): Remove method.
2469 (Sized_relobj::do_invalidate_section_offset): Remove method.
2470 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2472 2010-01-25 Doug Kwan <dougkwan@google.com>
2474 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2475 Fix warning due to signed and unsigned comparison on a 32-bit host.
2477 2010-01-22 Doug Kwan <dougkwan@google.com>
2479 * arm.cc (Target_arm::do_relax): Record an output section for section
2480 offset adjustment it contains any stub table that has changed.
2481 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2482 offsets in an output section if necessary.
2483 * output.cc (Output_section::Output_section): Initialize
2484 section_offsets_need_adjustments_.
2485 (Output_section::add_input_section_for_script): Renamed to
2486 Output_section::add_simple_input_section.
2487 (Output_section::save_states): Add a comment.
2488 (Output_section::discard_states): New method defintion.
2489 (Output_section::adjust_section_offsets): Same.
2490 * output.h (Output_section::add_input_section_for_script): Renamed to
2491 Output_section::add_simple_input_section.
2492 (Output_section::discard_states): New method declaration.
2493 (Output_section::adjust_section_offsets): Same.
2494 (Output_section::section_offsets_need_adjustment,
2495 Output_section::set_section_offsets_need_adjustment): New method
2497 (Output_section::section_offsets_need_adjustment_): New data member.
2498 * script-sections.cc
2499 (Output_section_element_input::set_section_address): Adjust code for
2500 renaming of Output_section::add_input_section_for_script.
2501 (Orphan_output_section::set_section_address): Same.
2503 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2505 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2506 Fix_v4bx enum values .
2507 * gold/options.h (General_options): New option definitions.
2508 (General_options::fix_v4bx): New method.
2509 (General_options::Fix_v4bx): New enum.
2510 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2511 (General_options::parse_fix_v4bx_interworking): New method.
2513 2010-01-22 Doug Kwan <dougkwan@google.com>
2515 * arm.cc (Arm_exidx_fixup): New class.
2517 2010-01-21 Doug Kwan <dougkwan@google.com>
2519 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2521 (Arm_exidx_section_offset_map): New type.
2523 2010-01-21 Doug Kwan <dougkwan@google.com>
2525 * arm.cc (Arm_exidx_input_section): New class.
2526 (Arm_relobj::exidx_input_section_by_link,
2527 Arm_relobj::exidx_input_section_by_shndx,
2528 Arm_relobj::make_exidx_input_section): New methods.
2529 (read_arm_attributes_section): Remove.
2530 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2531 information about them.
2532 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2535 2010-01-20 Doug Kwan <dougkwan@google.com>
2537 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2538 Input_section_specifier to Section_id.
2539 (Target_arm::new_arm_input_section: Adjust code for change of key
2541 (Target_arm::find_arm_input_section): Ditto.
2542 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2543 (Section_id): Remove.
2544 (Garbage_collection::Section_id_hash): Remove.
2545 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2546 (Section_id): Remove.
2547 (Icf::Section_id_hash): Remove.
2548 * object.h (Section_id, Const_section_id, Section_id_hash,
2549 Const_section_id_hash): New type definitions.
2550 * output.cc (Output_section::add_relaxed_input_section): Change to
2551 use Const_section_id instead of Input_section_specifier as key type.
2552 (Output_section::add_merge_input_section): Ditto.
2553 (Output_section::build_relaxation_map): Change to use Section_id
2554 instead of Input_section_specifier as key type.
2555 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2557 (Output_section::convert_input_sections_to_relaxed_sections): Change
2558 to use Const_section_id instead of Input_section_specifier as key type.
2559 (Output_section::find_merge_section): Ditto.
2560 (Output_section::find_relaxed_input_section): Ditto.
2561 * output.h (Input_section_specifier): Remove class.
2562 (Output_section::Output_section_data_by_input_section_map): Change
2563 key type to Const_section_id.
2564 (Output_section::Output_relaxed_input_section_by_input_section_map):
2566 (Output_section::Relaxation_map): Change key type to Section_id.
2568 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2570 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2571 (class Arm_v4bx_stub): New class.
2572 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2573 (Stub_factory::make_arm_v4bx_stub): New method.
2574 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2575 (Stub_table::empty): Handle v4bx stubs.
2576 (Stub_table::add_arm_v4bx_stub): New method.
2577 (Stub_table::find_arm_v4bx_stub): New method.
2578 (Arm_relocate_functions::v4bx): New method.
2579 (Target_arm::fix_v4bx): New method.
2580 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2581 (Stub_table::relocate_stubs): Likewise.
2582 (Stub_table::do_write): Likewise.
2583 (Stub_table::update_data_size_and_addralign): Likewise.
2584 (Stub_table::finalize_stubs): Likewise.
2585 (Target_arm::Scan::local): Likewise.
2586 (Target_arm::Scan::global): Likewise.
2587 (Target_arm::do_finalize_sections): Likewise.
2588 (Target_arm::Relocate::relocate): Likewise.
2589 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2591 (Target_arm::scan_reloc_for_stub): Likewise.
2592 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2594 2010-01-19 Ian Lance Taylor <iant@google.com>
2596 * output.cc (Output_section_headers::do_sized_write): Write large
2597 segment count to sh_info field.
2598 (Output_file_header::do_sized_write): For large segment count,
2599 write PN_XNUM to e_phnum field.
2601 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2603 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2604 (Arm_relocate_functions::thm_jump8): New function.
2605 (Arm_relocate_functions::thm_jump11): New function.
2606 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2608 (Target_arm::Scan::global): Likewise.
2609 (Target_arm::Relocate::relocate): Likewise.
2610 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2613 2010-01-14 Doug Kwan <dougkwan@google.com>
2615 * arm.cc (map, utility): Include headers.
2616 (Target_arm::apply_cortex_a8_workaround): New method.
2617 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2618 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2619 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2620 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2621 the --[no-]fix-cortex-a8 command line options.
2622 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2623 (Target_arm::relocate_stub): Use addend in instruction template.
2624 * options.h (DEFINE_bool): Set the user-set flag.
2625 (General_options): Add --[no-]-fix-cortex options.
2626 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2627 : Update fast look-up map after conversion.
2629 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2631 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2632 in the first pass of do_layout.
2634 2010-01-13 Doug Kwan <dougkwan@google.com>
2636 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2637 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2638 apparent compiler problem of not folding static constant integral
2639 data members of elfcpp::Elf_sizes<32>.
2641 2010-01-13 Doug Kwan <dougkwan@google.com>
2643 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2644 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2645 Arm_relobj::scan_section_for_cortex_a8_erratum,
2646 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2647 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2648 sections to scan for relocation stubs into a new method
2649 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2650 relocation and Cortex-A8 stub scanning.
2651 (Target_arm::do_relax): Force stubs to be after stubbed sections
2652 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2653 the beginning of a new relaxation pass. Update a comment.
2654 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2656 2010-01-12 Ian Lance Taylor <iant@google.com>
2658 * target-reloc.h (visibility_error): New inline function.
2659 (relocate_section): Call visibility_error.
2660 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2661 (MOSTLYCLEANFILES): Likewise.
2662 (protected_4_pic.o, protected_3.err): New targets.
2663 * testsuite/protected_4.cc: New file.
2665 2010-01-12 Doug Kwan <dougkwan@google.com>
2667 * arm.cc (Cortex_a8_reloc): New class.
2668 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2669 and cortex_a8_relocs_info_.
2670 (Target_arm::fix_cortex_a8): New method definition.
2671 (Target_arm::Cortex_a8_relocs_info): New type.
2672 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2673 New data member declarations.
2674 (Target_arm::scan_reloc_for_stub): Record information about
2675 relocations for THUMB branches that might be exempted from the
2676 Cortex-A8 workaround.
2677 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2678 at the beginning of a relaxation pass.
2680 2010-01-12 Doug Kwan <dougkwan@google.com>
2682 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2683 (Arm_relobj::Mapping_symbol_position,
2684 Arm_reloj::Mapping_symbol_position_less,
2685 Arm_relobj::Mapping_symbols_info): New types.
2686 (Target_arm::is_mapping_symbol_name): New method definition.
2687 (Arm_relobj::do_count_local_symbols): Save information about mapping
2690 2010-01-11 Doug Kwan <dougkwan@google.com>
2692 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2693 Arm_relocate_functions::thumb32_branch_upper,
2694 Arm_relocate_functions::thumb32_branch_lower,
2695 Arm_relocate_functions::thumb32_cond_branch_offset,
2696 Arm_relocate_functions::thumb32_cond_branch_upper,
2697 Arm_relocate_functions::thumb32_cond_branch_lower,
2698 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2699 branch offset encoding.
2700 (Arm_relocate_functions::thumb_branch_common): Use new branch
2701 offset encoding methods to avoid code duplication.
2702 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2703 (Stub_addend_reader::operator()): Use new branch encoding method
2704 to avoid code duplication.
2706 2010-01-11 Doug Kwan <dougkwan@google.com>
2708 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2709 (Target_arm::do_finalize_sections): Define special EXIDX section
2710 symbols only if referenced.
2711 * gc.h (Garbage_collection::add_reference): New method.
2712 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2715 2010-01-11 Ian Lance Taylor <iant@google.com>
2717 * script.cc (Version_script_info::build_expression_list_lookup):
2718 Change complaing about duplicate wildcard match from error to
2721 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2723 (Version_script_info::Version_script_info): Initialize globs_,
2724 default_version_, default_is_global_, and exact_. Don't
2725 initialize globals_ or locals_.
2726 (Version_script_info::build_lookup_tables): Build local symbols
2728 (Version_script_info::unquote): New function.
2729 (Version_script_info::add_exact_match): New function.
2730 (Version_script_info::build_expression_list_lookup): Remove lookup
2731 parameter. Add is_global parameter. Change all callers. Handle
2732 wildcard pattern specially. Unquote pattern. Call
2734 (Version_script_info::get_name_to_match): New function.
2735 (Version_script_info::get_symbol_version): New function.
2736 (Version_script_info::get_symbol_version_helper): Remove.
2737 (Version_script_info::check_unmatched_names): Call unquote.
2738 * script.h (class Version_script_info): Change get_symbol_version
2739 to be non-inline and add is_global parameter; change all callers.
2740 Rewrite symbol_is_local. Update declarations. Define struct
2741 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2742 Remove globals_ and locals_ members. Add exact_, globs_,
2743 default_version_, is_global_.
2744 (Version_script_info::Glob): Remove pattern, add expression and
2745 is_global. Update constructor. Change all callers.
2746 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2748 (Versions::symbol_section_contents): If a symbol is undefined, or
2749 defined in a dynamic object, set the version index to
2751 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2753 (Symbol_table::add_from_pluginobj): Likewise.
2754 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2756 2010-01-11 Doug Kwan <dougkwan@google.com>
2758 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2759 (incremental_dump_LDADD): Add linking option for libintl.
2760 * Makefile.in: Regenerate.
2762 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2765 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2767 * testsuite/Makefile.in: Regenerated.
2769 2010-01-10 Doug Kwan <dougkwan@google.com>
2771 * options.h (DEFINE_var): Use parentheses around argument varname__
2772 in macro body to avoid any unintended subsequent substitutions.
2774 2010-01-10 Ian Lance Taylor <iant@google.com>
2776 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2777 candidates before doing symbol resolution.
2779 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2780 ODR candidates if only one is weak.
2782 2010-01-08 Ian Lance Taylor <iant@google.com>
2784 * script.cc (Version_script_info::build_expression_list_lookup):
2785 Don't warn about ambiguous version, just record the ambiguity.
2786 (Version_script_info::get_symbol_version_helper): Give error if
2787 version is ambiguous.
2789 2010-01-08 Doug Kwan <dougkwan@google.com>
2791 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2792 prev_data_size_ and prev_addralign_. Remove initializer for
2793 deleted data member has_been_changed_.
2794 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2795 to determine if the table is empty.
2796 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2798 (Stub_table::add_reloc_stub): Define method in class definition
2799 instead of just declaring it there.
2800 (Stub_table::add_cortex_a8_stub): New method definition.
2801 (Stub_table::update_data_size_and_addralign): Ditto.
2802 (Stub_table::finalize_stubs): Ditto.
2803 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2804 (Stub_table::do_addralign_): Return address alignment in the
2805 (Stub_table::do_reset_address_and_file_offset): Define method in
2806 class definition instead of declaring it there. Set current data
2807 size to be the data size of the previous pass.
2808 (Stub_table::set_final_data_size): Use current data size as the
2810 (Stub_table::relocate_stub): Change parameter type of stub from
2811 Reloc_stub pointer to Stub pointer.
2812 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2813 (Stub_table::Cortex_a8_stub_list): New typedef.
2814 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2815 Stub_table::prev_addralign_): New data member.
2816 (Arm_relobj::Arm_relobj): Initialize data member
2817 section_has_cortex_a8_workaround_.
2818 (Arm_relobj::section_has_cortex_a8_workaround,
2819 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2821 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2823 (Target_arm::relocate_stub): Change parameter type of stub from
2824 Reloc_stub pointer to Stub pointer.
2825 (Insn_template::size, Insn_template::alignment): Handle
2826 THUMB16_SPECIAL_TYPE.
2827 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2828 Stub_table::update_data_size_and_addralign,
2829 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2831 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2832 (Stub_table::do_write): Ditto.
2833 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2835 2010-01-08 Ian Lance Taylor <iant@google.com>
2838 * symtab.h (class Symbol): Remove fields is_target_special_ and
2839 has_plt_offset_. Add field is_defined_in_discarded_section_.
2840 (Symbol::is_defined_in_discarded_section): New function.
2841 (Symbol::set_is_defined_in_discarded_section): New function.
2842 (Symbol::has_plt_offset): Rewrite.
2843 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2844 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2845 Don't initialize is_target_special_ or has_plt_offset_.
2846 Initialize is_defined_in_discarded_section_.
2847 (Symbol_table::add_from_relobj): If appropriate, set
2848 is_defined_in_discarded_section.
2849 * resolve.cc (Symbol::override_base_with_special): Don't test
2850 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2851 * target-reloc.h (relocate_section): Do special handling for
2852 symbols defined in discarded sections for global symbols as well
2855 2010-01-08 Ian Lance Taylor <iant@google.com>
2857 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2858 the SHT_SYMTAB case.
2860 2010-01-08 Ian Lance Taylor <iant@google.com>
2862 * object.cc (Sized_relobj::do_layout): Don't get confused if
2863 layout_eh_frame returns NULL.
2865 2010-01-08 Ian Lance Taylor <iant@google.com>
2868 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2869 dynamic symbol table, use the normal symbol table.
2870 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2873 2010-01-08 Ian Lance Taylor <iant@google.com>
2876 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2879 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2881 * version.cc (print_version): Change to "Copyright 2010".
2883 2010-01-08 Ian Lance Taylor <iant@google.com>
2887 * i386.cc (class Target_i386): Change return type of plt_section
2889 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2890 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2891 tls_desc_rel_ field.
2892 (Output_data_plt_i386::rel_tls_desc): New function.
2893 (Target_i386::rel_tls_desc_section): New function.
2894 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2895 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2896 R_386_TLS_DESC reloc in rel_tls_desc_section.
2897 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2898 Define struct Tlsdesc_info.
2899 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2900 (Target_x86_64::do_reloc_symbol_index): New function.
2901 (Target_x86_64::add_tlsdesc_info): New function.
2902 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2903 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2905 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2907 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2908 (Target_x86_64::rela_tlsdesc_section): New function.
2909 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2911 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2912 (Target_x86_64::do_reloc_addend): New function.
2913 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2914 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2915 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2916 (Output_reloc::type): New function.
2917 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2918 (Output_reloc::is_target_specific): New function.
2919 (Output_reloc::target_arg): New function.
2920 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2921 absolute relocs and target specific relocs.
2922 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2923 add_target_specific.
2924 (class Output_data_reloc) [SHT_RELA]: Likewise.
2925 * output.cc (Output_reloc::Output_reloc): Add four new versions
2926 for absolute relocs and target specific relocs.
2927 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2928 (Output_reloc::get_symbol_index): Likewise.
2929 (Output_reloc::local_section_offset): Check that local_sym_index_
2930 is not TARGET_CODE or 0.
2931 (Output_reloc::symbol_value): Likewise.
2932 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2934 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2935 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2937 * layout.cc (add_target_dynamic_tags): Use output section for
2938 DT_PLTRELSZ and DT_JMPREL.
2940 2010-01-07 Ian Lance Taylor <iant@google.com>
2943 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2945 (class Output_data_reloc_generic): Define.
2946 (class Output_data_reloc_base): Change base class to
2947 Output_data_reloc_generic. Change add() method to call
2948 bump_relative_reloc_count for a relative reloc. Remove
2950 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2952 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2953 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2955 * layout.h (class Layout): Update declaration.
2957 2010-01-07 Ian Lance Taylor <iant@google.com>
2959 * output.h (class Output_data): Add const version of
2960 output_section and do_output_section.
2961 (class Output_section_data): Add const version of
2963 (class Output_section): Likewise.
2964 * layout.cc (Layout::add_target_dynamic_tags): New function.
2965 * layout.h (class Layout): Update declarations.
2966 * arm.cc (Target_arm::do_finalize_sections): Use
2967 add_target_dynamic_tags.
2968 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2969 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2970 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2971 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2973 2010-01-07 Ian Lance Taylor <iant@google.com>
2976 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2979 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2980 Ian Lance Taylor <iant@google.com>
2983 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2984 Xindex::read_symtab_xindex.
2986 2010-01-07 Doug Kwan <dougkwan@google.com>
2988 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2989 (Insn_template::thumb16_bcond_insn): New method declaration.
2990 (Insn_template): Fix spelling.
2991 (Stub::thumb16_special): New method declaration.
2992 (Stub::do_write): Define virtual method which was previously pure
2994 (Stub::do_thumb16_special): New method declaration.
2995 (Stub::do_fixed_endian_write): New template member.
2996 (Reloc_stub::do_write): Remove.
2997 (Reloc_stub::do_fixed_endian_write): Remove.
2998 (Cortex_a8_stub): New class definition.
2999 (Stub_factory::make_cortex_a8_stub): New method definition.
3000 (Stub_factory::Stub_factory): Add missing static storage class
3001 qualifier for elf32_arm_stub_a8_veneer_blx.
3003 2010-01-07 Ian Lance Taylor <iant@google.com>
3006 * options.h (class General_options): Add --warn-unresolved-symbols
3007 and --error-unresolved-symbols.
3008 * errors.cc (Errors::undefined_symbol): Implement
3009 --warn-unresolved-symbols.
3011 * options.h (class General_options): Add -z text and -z textoff.
3012 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3014 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3016 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3017 (Garbage_collection::cident_sections): New function.
3018 (Garbage_collection::add_cident_section): New function.
3019 (Garbage_collection::cident_sections_): New member.
3020 (gc_process_relocs): Add references to sections whose names are C
3022 * gold.h (cident_section_start_prefix): New constant.
3023 (cident_section_stop_prefix): New constant.
3024 (is_cident): New function.
3025 * layout.cc (Layout::define_section_symbols): Replace string constants
3026 with the newly defined constants.
3027 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3029 * testsuite/Makefile.am: Add gc_orphan_section_test.
3030 * testsuite/Makefile.in: Regenerate.
3031 * testsuite/gc_orphan_section_test.cc: New file.
3032 * testsuite/gc_orphan_section_test.sh: New file.
3034 2010-01-06 Ian Lance Taylor <iant@google.com>
3037 * options.h (class General_options): Add --warn-shared-textrel.
3038 * layout.cc (Layout::finish_dynamic_section): Implement
3039 --warn-shared-textrel.
3042 * options.h (class General_options): Add --warn-multiple-gp.
3044 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3046 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3047 $(THREADSLIB) and $(LIBDL).
3048 * Makefile.in: Rebuild.
3050 2010-01-06 Ian Lance Taylor <iant@google.com>
3053 * options.cc (General_options::parse_section_start): New function.
3054 (General_options::section_start): New function.
3055 (General_options::General_options): Initialize all members.
3056 * options.h: Include <map>
3057 (class General_options): Add --section-start. Add section_starts_
3059 * layout.cc (Layout::attach_allocated_section_to_segment): If
3060 --section-start was used, set the address of the segment. Remove
3061 local sort_sections.
3062 (Layout::relaxation_loop_body): If the address of the load segment
3063 has been set by --section-start, don't use it.
3064 * output.h (Output_segment::update_flags_for_output_section): New
3066 * output.cc (Output_segment::add_output_section): Call
3067 update_flags_for_output_section.
3069 2010-01-05 Ian Lance Taylor <iant@google.com>
3072 * options.h (class General_options): Add --undefined-version.
3073 * script.cc (struct Version_expression): Add was_matched_by_symbol
3075 (Version_script_info::matched_symbol): New function.
3076 (Version_script_info::get_symbol_version_helper): Call
3078 (Version_script_info::check_unmatched_names): New function.
3079 * script.h (class Version_script_info): Update declarations.
3080 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3082 * options.h (class General_options): Use DEFINE_bool_alias for
3083 allow_multiple_definition.
3084 * resolve.cc (Symbol_table::should_override): Don't test
3085 allow_multiple_definition.
3088 * options.h (class General_options): Add --cref.
3089 * main.cc (main): Print cref table if --cref. Don't close mapfile
3090 until after printing cref table.
3091 * cref.cc: Include "symtab.h".
3092 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3093 (Cref_table_compare::operator()): New function.
3094 (Cref_inputs::gather_cref): New function.
3095 (filecol): New static const.
3096 (Cref_inputs::print_cref): New function.
3097 (Cref::print_cref): New function.
3098 * cref.h: Include <cstdio>.
3099 (class Cref): Update declarations.
3100 * mapfile.h (Mapfile::file): New function.
3101 * object.h (class Object): Define Symbols. Declare virtual
3102 do_get_global_symbols.
3103 (Object::get_global_symbols): New function.
3104 * object.cc (Input_objects::add_object): Pass object to cref_ if
3106 (Input_objects::archive_start): Likewise.
3107 (Input_objects::archive_stop): Likewise.
3108 (Input_objects::print_cref): New function.
3109 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3110 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3112 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3114 * plugin.h (class Sized_pluginobj): Update declarations.
3116 2010-01-05 Ian Lance Taylor <iant@google.com>
3118 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3119 to is_default_version. Rename insdef to insdefault.
3120 (Symbol_table::add_from_relobj): Rename def to is_default_version
3121 and local to is_forced_local.
3122 (Symbol_table::add_from_pluginobj): Likewise.
3123 (Symbol_table::add_from_dynobj): Likewise.
3124 (Symbol_table::define_special_symbol): Rename insdef to
3127 2010-01-04 Ian Lance Taylor <iant@google.com>
3130 * options.h (class General_options): Add
3131 --allow-multiple-definition and -z muldefs.
3132 * resolve.cc (Symbol_table::should_override): Don't warn about a
3133 multiple symbol definition if --allow-multiple-definition or -z
3137 * options.h (class General_options): Add --add-needed and
3138 --copy-dt-needed-entries. Tweak --as-needed help entry.
3139 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3140 error if --copy-dt-needed-entries aka --add-needed is used and
3141 would cause a change in behaviour.
3144 * options.h (class General_options): Add -G as a short version of
3145 --shared. Add no-op options -assert, -g, and -i.
3147 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3149 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3150 check for .text or .gnu.linkonce.t sections.
3151 * icf.cc (Icf::find_identical_sections): Ditto.
3152 Change the detection for mangled function name within the section
3154 * icf.h (is_section_foldable_candidate): New function.
3156 2009-12-30 Ian Lance Taylor <iant@google.com>
3159 * options.h (class General_options): Permit two dashes with
3160 --retain-symbols-file.
3162 2009-12-30 Ian Lance Taylor <iant@google.com>
3165 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3166 don't put the file header and segment headers in the text
3170 * common.cc (Sort_commons::operator()): Stabilize sort when both
3172 (Symbol_table::do_allocate_commons_list): When allocating common
3173 symbols, skip a symbol which is no longer common.
3174 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3175 an object before checking its type.
3176 * testsuite/common_test_2.c: New file.
3177 * testsuite/common_test_3.c: New file.
3178 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3179 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3180 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3181 (common_test_2_pic.o, common_test_2.so): New targets.
3182 (common_test_3_pic.o, common_test_3.so): New targets.
3183 * testsuite/Makefile.in: Rebuild.
3186 * script.cc (read_input_script): If we see a new SECTIONS clause,
3187 and we have added an input section, give an error.
3188 * layout.h (class Layout): Add have_added_input_section function.
3189 Add have_added_input_section_ field.
3190 * layout.cc (Layout::Layout): Initialize
3191 have_added_input_section_.
3192 (Layout::layout): Set have_added_input_section_.
3193 (Layout::layout_eh_frame): Likewise.
3195 2009-12-30 Ian Lance Taylor <iant@google.com>
3198 * options.h (class General_options): Add --sort-common option.
3199 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3200 * common.cc (Sort_common): Add sort_order parameter to
3201 constructor. Add sort_order_ field.
3202 (Sort_commons::operator): Check sort_order_.
3203 (Symbol_table::allocate_commons): Determine the sort order.
3204 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3206 (Symbol_table::do_allocate_commons_list): Likewise.
3208 2009-12-30 Ian Lance Taylor <iant@google.com>
3211 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3212 symbols from this object, don't change the visibility of an
3214 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3216 2009-12-30 Ian Lance Taylor <iant@google.com>
3219 * script.h (class Version_script_info): Define Language enum.
3220 Update declarations. Define Glob, Exact, and Lookup types. Add
3221 new fields globals_, locals_, and is_finalized_.
3222 * script.cc: Various formatting fixes.
3223 (class Parser_closure): Change language_stack_ from a vector of
3224 std::string to one of Version_script_info::Language. Adjust all
3226 (class Lazy_demangler): Remove.
3227 (struct Version_expression): Change language from std::string to
3228 Version_script_info::Language.
3229 (Version_script_info::Version_script_info): New function.
3230 (Version_script_info::~Version_script_info): Don't call clear.
3231 (Version_script_info::finalize): New function.
3232 (Version_script_info::build_lookup_tables): New function.
3233 (Version_script_info::build_expression_list_lookup): New
3235 (Version_script_info::get_symbol_version_helper): Rewrite to use
3237 (Version_script_info::print_expression_list): Adjust to use
3238 Version_script_info::Language.
3239 (script_push_lex_into_version_mode): Check that the version script
3240 has not been finalized.
3241 (version_script_push_lang): Change language string to
3242 Version_script_info::Language.
3243 * options.cc (Command_line::version_script): New function.
3244 * options.h (class General_options): Add finalize_dynamic_list
3245 function. Change version_script from declaration to definition.
3246 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3247 * testsuite/version_script.map: Remove duplicate def of foo.
3248 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3250 * testsuite/Makefile.in: Rebuild.
3252 2009-12-30 Ian Lance Taylor <iant@google.com>
3255 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3256 if the input symbol index is 0, make the output symbol index 0.
3258 2009-12-30 Ian Lance Taylor <iant@google.com>
3261 * options.h (class General_options): Add -x/--discard-all.
3262 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3263 --discard-all. If the local symbol needs a dynamic entry, check
3264 that before handling --discard-locals.
3266 2009-12-30 Ian Lance Taylor <iant@google.com>
3269 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3271 (Output_segment::add_output_section): Don't change the flags if
3275 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3276 GNU hash table if they need a dynamic value. Otherwise, don't add
3277 them if they are defined in a dynamic object or are forced local.
3279 2009-12-29 Ian Lance Taylor <iant@google.com>
3282 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3283 .gnu.hash table for a 32-bit target.
3286 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3287 regular and a dynamic object only needs a dynamic symbol table
3288 entry if it is externally visible.
3291 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3292 constructor. Add global_offset_table_ field.
3293 (Target_i386::got_section): Set global_offset_table_.
3294 (Target_i386::do_finalize_sections): Set global_offset_table_
3296 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3297 in constructor. Add global_offset_table_ field.
3298 (Target_x86_64::got_section): Set global_offset_table_.
3299 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3302 * layout.cc (Layout::Layout): Initialize increase_relro_.
3303 (Layout::get_output_section): Add is_relro, is_last_relro, and
3304 is_first_non_relro parameters. Change all callers.
3305 (Layout::choose_output_section): Likewise.
3306 (Layout::add_output_section_data): Likewise.
3307 (Layout::make_output_section): Likewise.
3308 (Layout::set_segment_offsets): Clear increase_relro when using a
3310 * layout.h (class Layout): Add increase_relro method. Add
3311 increase_relro_ field. Update declarations.
3312 * output.cc (Output_section::Output_section): Initialize
3313 is_last_relro_ and is_first_non_relro_.
3314 (Output_segment::add_output_section): Group relro sections is
3315 do_sort is true. Handle is_last_relro and is_first_non_relro.
3316 (Output_segment::maximum_alignment): Remove relro handling.
3317 (Output_segment::set_section_addresses): Add increase_relro
3318 parameter. Change all callers. Add initial alignment to align
3319 relro sections on separate page. Remove old relro handling.
3320 (Output_segment::set_section_list_addresses): Remove in_relro
3321 parameter. Change all callers.
3322 (Output_segment::set_offset): Add increase parameter. Change all
3323 callers. Remove old relro handling.
3324 * output.h (class Output_section): Add new methods: is_last_relro,
3325 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3326 Add is_last_relro_ and is_first_non_relro_ fields.
3327 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3328 Create separate .got.plt section. Call increase_relro.
3329 * x86_64.cc (Target_x86_64::got_section): Likewise.
3330 * testsuite/relro_script_test.t: Add .got.plt.
3333 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3334 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3335 (Layout::finalize): Call set_dynamic_symbol_size.
3336 (Layout::set_dynamic_symbol_size): New function.
3337 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3338 set_dynamic_symbol_size.
3341 * output.h (class Output_section): Add is_entsize_zero_ field.
3342 * output.cc (Output_section::Output_section): Initialize
3344 (Output_section::set_entsize): If two different entsizes are
3345 requested, force it to zero.
3346 (Output_section::add_input_section): Set flags for .debug_str
3347 before updating section flags. Set entsize.
3348 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3349 and SHF_STRING if all input sections have those flags.
3351 2009-12-29 Rafael Espindola <espindola@google.com>
3353 * main.cc (main): Fix the sys time reporting.
3354 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3357 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3359 * options.cc (General_options::parse_version): Allow -v to exit
3360 without an error if there is nothing to link.
3362 2009-12-29 Ian Lance Taylor <iant@google.com>
3364 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3365 using a version of gcc before 4.1.
3366 * configure: Rebuild.
3368 2009-12-28 Chris Demetriou <cgd@google.com>
3370 * attributes.cc (Output_attributes_section_data::do_write): Use
3371 std::vector::front rather than std::vector::data.
3373 2009-12-28 Ian Lance Taylor <iant@google.com>
3375 * symtab.h (class Symbol_table): Add enum Defined.
3376 * resolve.cc (Symbol_table::should_override): Add defined
3377 parameter. Change all callers. Test whether object is NULL
3378 before calling a method on it.
3379 (Symbol_table::report_resolve_problem): Add defined parameter.
3381 (Symbol_table::should_override_with_special): Likewise.
3382 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3383 parameter. Change all callers.
3384 (Symbol_table::do_define_in_output_data): Likewise.
3385 (Symbol_table::define_in_output_segment): Likewise.
3386 (Symbol_table::do_define_in_output_segment): Likewise.
3387 (Symbol_table::define_as_constant): Likewise.
3388 (Symbol_table::do_define_as_constant): Likewise.
3389 * script.h (class Symbol_assignment): Add is_defsym parameter to
3390 constructor; change all callers.
3391 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3392 parameter. Change all callers. Add is_defsym_ field.
3393 (class Parser_closure): Add parsing_defsym parameter to
3394 constructor; change all callers. Add parsing_defsym accessor
3395 function. Add parsing_defsym_ field.
3397 2009-12-28 Ian Lance Taylor <iant@google.com>
3399 * gold.cc (queue_middle_tasks): Fix formatting.
3400 * object.cc (Relobj::is_section_name_included): Likewise.
3402 2009-12-23 Ian Lance Taylor <iant@google.com>
3404 * i386.cc (Target_i386::do_calls_non_split): Recognize
3405 -fsplit-stack prologue for a function with a static chain.
3406 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3407 -fsplit-stack prologue when using %r11.
3409 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3411 * options.cc (General_options::parse_version): Make -v continue and do
3412 the link like GNU ld does.
3414 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3416 * Makefile.am (CCFILES): Add timer.cc.
3417 (HFILES): Add timer.h.
3418 * configure.ac: Check for sysconf and times.
3419 * main.cc: include timer.h.
3420 (main): Use Timer instead of get_run_time.
3423 * workqueue.cc: include timer.h.
3424 (Workqueue::find_and_run_task):
3425 Report user, sys and wall time.
3426 * Makefile.in: Regenerate.
3427 * config.in: Regenerate.
3428 * configure: Regenerate.
3430 2009-12-16 Doug Kwan <dougkwan@google.com>
3432 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3434 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3435 relaxed input sections.
3436 * output.cc (Output_section::find_relaxed_input_section): Change
3437 return type to Output_relaxed_input_section pointer. Adjust code
3438 for new type of relaxed_input_section_map_.
3439 * output.h (Output_section::find_relaxed_input_section): Change
3440 return type to Output_relaxed_input_section pointer.
3441 (Output_section::Output_relaxed_input_section_by_input_section_map):
3443 (Output_section::relaxed_input_section_map_): Change type to
3444 Output_section::Output_relaxed_input_section_by_input_section_map.
3445 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3448 2009-12-15 Ian Lance Taylor <iant@google.com>
3450 * layout.cc (Layout::create_shstrtab): Only write out after input
3451 sections if we are compressing debug sections.
3453 2009-12-15 Ian Lance Taylor <iant@google.com>
3455 * archive.cc (Archive::add_symbols): Only look up a symbol without
3456 a version if there is, in fact, a version.
3458 2009-12-14 Ian Lance Taylor <iant@google.com>
3460 Revert -Wshadow changes, all changes from:
3461 2009-12-11 Doug Kwan <dougkwan@google.com>
3462 2009-12-11 Nick Clifton <nickc@redhat.com>
3463 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3465 2009-12-11 Doug Kwan <dougkwan@google.com>
3467 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3469 * attributes.cc (Object_attribute::size): Ditto.
3470 (Attributes_section_data::size): Ditto.
3471 (Attributes_section_data::Attributes_section_data): Ditto.
3472 (Output_attributes_section_data::do_write): Ditto.
3473 * attributes.h (Object_attribute::set_type): Ditto.
3474 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3476 2009-12-11 Nick Clifton <nickc@redhat.com>
3478 * archive.cc: Fix shadowed variable warnings.
3480 * compressed_output.cc: Likewise.
3481 * compressed_output.h: Likewise.
3482 * configure: Likewise.
3483 * dwarf_reader.cc: Likewise.
3484 * dynobj.cc: Likewise.
3485 * dynobj.h: Likewise.
3486 * ehframe.cc: Likewise.
3487 * ehframe.h: Likewise.
3488 * errors.cc: Likewise.
3489 * expression.cc: Likewise.
3490 * fileread.cc: Likewise.
3491 * fileread.h: Likewise.
3492 * freebsd.h: Likewise.
3493 * i386.cc: Likewise.
3495 * incremental.h: Likewise.
3496 * layout.cc: Likewise.
3497 * layout.h: Likewise.
3498 * mapfile.cc: Likewise.
3499 * merge.cc: Likewise.
3500 * merge.h: Likewise.
3501 * object.cc: Likewise.
3502 * object.h: Likewise.
3503 * options.h: Likewise.
3504 * output.cc: Likewise.
3505 * output.h: Likewise.
3506 * parameters.cc: Likewise.
3507 * plugin.cc: Likewise.
3508 * powerpc.cc: Likewise.
3509 * reduced_debug_output.cc: Likewise.
3510 * reduced_debug_output.h: Likewise.
3511 * reloc.cc: Likewise.
3512 * reloc.h: Likewise.
3513 * resolve.cc: Likewise.
3514 * script-sections.cc: Likewise.
3515 * script.cc: Likewise.
3516 * script.h: Likewise.
3517 * sparc.cc: Likewise.
3518 * symtab.cc: Likewise.
3519 * symtab.h: Likewise.
3520 * target-select.cc: Likewise.
3521 * target-select.h: Likewise.
3522 * token.h: Likewise.
3523 * workqueue.cc: Likewise.
3524 * workqueue.h: Likewise.
3525 * x86_64.cc: Likewise.
3527 2009-12-10 Doug Kwan <dougkwan@google.com>
3529 * arm.cc (attributes.h): New include.
3530 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3531 (Arm_relobj::~Arm_relobj): Delete object pointed by
3532 attributes_section_data_.
3533 (Arm_relobj::attributes_section_data): New method definition.
3534 (Arm_relobj::attributes_section_data_): New data member declaration.
3535 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3536 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3537 attributes_section_data_.
3538 (Arm_dynobj::attributes_section_data): New method definition.
3539 (Arm_dynobj::attributes_section_data_): New data member declaration.
3540 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3541 initialization value of may_use_blx_ to false.
3542 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3543 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3544 object attributes to compute results instead of hard-coding.
3545 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
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 New method declarations.
3551 (Target_arm::get_aeabi_object_attribute): New method definition.
3552 (Target_arm::attributes_section_data_): New data member declaration.
3553 (read_arm_attributes_section): New template definition.
3554 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3555 (Arm_dynobj::do_read_symbols): Ditto.
3556 (Target_arm::do_finalize_sections): Merge attributes sections from
3557 input. Check for BLX use after attributes section merging.
3558 Fix __exidx_start and __exidx_end visibility. Create an
3559 .ARM.attributes section if necessary.
3560 (Target_arm::get_secondary_compatible_arch,
3561 Target_arm::set_secondary_compatible_arch,
3562 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3563 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3564 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3565 New method definitions.
3567 2009-12-09 Ian Lance Taylor <iant@google.com>
3569 * plugin.cc (Plugin::load): Don't cast from void* to a function
3572 2009-12-09 Ian Lance Taylor <iant@google.com>
3574 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3577 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3579 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3580 Replace two_file_shared_1.so with two_file_shared_2.so.
3581 * testsuite/Makefile.in: Regenerated.
3583 2009-12-08 Doug Kwan <dougkwan@google.com>
3585 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3586 (HFILES): Add attributes.h and int_encoding.h.
3587 * Makefile.in: Regenerate.
3588 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3589 function definitions to int_encoding.cc
3590 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3591 prototypes to int_encoding.h
3592 * reduced_debug_output.cc (int_encoding.h): New include.
3593 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3594 function definitions to int_encoding.cc
3595 (insert_into_vector, read_from_pointer): Move template definitions to
3597 * attributes.cc: New file.
3598 * attributes.h: New file.
3599 * int_encoding.cc: New file.
3600 * int_encoding.h: New file.
3602 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3605 * incremental-dump.cc (dump_incremental_inputs): New.
3606 (main): Use dump_incremental_inputs.
3608 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3611 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3612 checking elfcpp::STT_FUNC.
3613 (Target_i386::Relocate::relocate): Likewise.
3614 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3616 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3617 symbols from shared libraries into normal FUNC symbols.
3619 * symtab.h (Symbol): Add is_func and use it.
3621 2009-12-05 Doug Kwan <dougkwan@google.com>
3623 * arm.cc (Target_arm::arm_info): Initialize new fields
3624 attributes_section and attributes_vendor.
3625 * i386.cc (Target_i386::i386_info): Same.
3626 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3627 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3628 fields attributes_section and attributes_vendor.
3629 * sparc.cc (Target_sparc::sparc_info): Same.
3630 * target.h (Target::attributes_section, Target::attributes_vendor,
3631 Target::is_attributes_section, Target::attribute_arg_type,
3632 Target::attributes_order): New method definitions.
3633 (Target::Target_info::attributes_section,
3634 Target::Target_info::attributes_vendor): New fields.
3635 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3636 virtual method definitions.
3637 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3638 attributes_section and attributes_vendor.
3639 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3641 2009-12-05 Doug Kwan <dougkwan@google.com>
3643 * arm.cc: Update comments about interworking and stub generation.
3644 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3645 considered as non-PIC.
3646 (Arm_relocate_functions::base_abs): Fix formatting.
3647 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3648 of function to use GOT entry address instead of offset.
3649 (Target_arm::Scan::global): Issue an error if a symbol would need a
3650 PLT does not get one because it is untyped. Remove code to create
3651 dynamic symbols for relative branches.
3652 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3653 takes unsigned integer instead of boolean.
3655 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3657 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3658 (two_file_test_LDADD): Likewise.
3659 (common_test_1_LDADD): Likewise.
3660 (exception_test_LDADD) Likewise.
3661 (weak_test_LDADD): Likewise.
3662 (many_sections_test_LDADD): Likewise.
3663 (initpri1_LDADD): Likewise.
3664 (script_test_1_LDADD): Likewise.
3665 (script_test_2_LDADD): Likewise.
3666 (justsyms_LDADD): Likewise.
3667 (binary_test_LDADD): Likewise.
3668 (large_LDADD): Likewise.
3669 * testsuite/Makefile.in: Regenerated.
3671 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3673 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3674 (Symbol_table::override_with_special): Likewise.
3675 (Symbol_table::add_from_object): Likewise.
3677 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3679 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3680 Don't set the data_offset twice.
3682 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3684 * testsuite/Makefile.in: Regenerate.
3686 2009-12-03 Doug Kwan <dougkwan@google.com>
3688 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3689 (Target_arm::do_finalize_sections): Add parameter for symbol table
3690 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3691 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3692 parameter for symbol table pointer.
3693 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3694 an additional parameter for a pointer to symbol table.
3695 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3696 parameter for a symbol table pointer.
3697 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3698 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3700 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3701 parameter for a symbol table pointer.
3703 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3705 * incremental.cc (Incremental_inputs_header)
3706 (Incremental_inputs_header_write, Incremental_inputs_entry)
3707 (Incremental_inputs_entry_write): Move ...
3708 * incremental.h (Incremental_inputs_header)
3709 (Incremental_inputs_header_write, Incremental_inputs_entry)
3710 (Incremental_inputs_entry_write): here.
3712 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3714 * incremental.cc (make_sized_incremental_binary): Set the target.
3715 Error if it is incompatible.
3716 * output.h (Output_file): Add filename method.
3718 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3720 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3721 from the get_* methods.
3723 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3725 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3726 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3727 Write 0 for the data_offset of scripts.
3729 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3731 * testsuite/Makefile.am: Add the incremental_test.sh test.
3732 * testsuite/incremental_test.sh: New.
3733 * testsuite/incremental_test_1.c: New.
3734 * testsuite/incremental_test_2.c: New.
3736 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3738 * incremental-dump.cc (main): Fix typos.
3740 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3743 * incremental-dump.cc (main): Use llu to print 64 bit values.
3745 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3746 H.J. Lu <hongjiu.lu@intel.com>
3748 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3750 (incremental_dump_LDADD): Likewise.
3751 * Makefile.in: Regenerated.
3753 2009-11-25 Doug Kwan <dougkwan@google.com>
3757 2009-11-25 Doug Kwan <dougkwan@google.com>
3759 * arm.cc (Target_arm::Target_arm): Move method definition
3760 outside of class definition. Add code to handle
3761 --target1-rel, --target1-abs and --target2= options.
3762 (Target_arm::get_reloc_reloc_type): Change method to be
3763 non-static and const.
3764 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3765 New data member declaration.
3766 (Target_arm::Scan::local, Target_arm::Scan::global,
3767 Target_arm::Relocate::relocate,
3768 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3769 Adjust call to Target_arm::get_real_reloc_type.
3770 (Target_arm::get_real_reloc_type): Use command line options
3771 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3772 * options.h (--target1-rel, --target1-abs, --target2): New
3775 2009-11-25 Doug Kwan <dougkwan@google.com>
3777 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3778 class definition. Add code to handle --target1-rel, --target1-abs
3779 and --target2= options.
3780 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3782 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3784 (Target_arm::Scan::local, Target_arm::Scan::global,
3785 Target_arm::Relocate::relocate,
3786 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3787 call to Target_arm::get_real_reloc_type.
3788 (Target_arm::get_real_reloc_type): Use command line options to
3789 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3790 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3793 2009-11-25 Doug Kwan <dougkwan@google.com>
3795 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3796 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3797 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3799 (Arm_relocate_functions::thm_call): Replace body with a call to
3800 Arm_relocate_functions::thumb_branch_common.
3801 (Arm_relocate_functions::thm_jump24,
3802 Arm_relocate_functions::thm_xpc22): New method definitions.
3803 (Arm_relocate_functions::thumb_branch_common): New method definition.
3804 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3806 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3807 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3809 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3811 * Makefile.am: Build incremental-dump
3812 * Makefile.in: Regenerate.
3813 * incremental-dump.cc: New.
3814 * incremental.cc (Incremental_inputs_header_data,
3815 Incremental_inputs_entry_data): Move to incremental.h
3816 * incremental.h: (Incremental_inputs_header_data,
3817 Incremental_inputs_entry_data): Move from incremental.cc
3819 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3821 * incremental.cc (Incremental_inputs_header,
3822 Incremental_inputs_header_write, Incremental_inputs_entry,
3823 Incremental_inputs_entry_write): Add a typedef with the data type.
3825 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3827 * incremental.cc (Incremental_inputs_header,
3828 Incremental_inputs_header_write, Incremental_inputs_entry,
3829 Incremental_inputs_entry_write): Update comment about which
3830 type has the filed descriptions.
3832 2009-11-15 Doug Kwan <dougkwan@google.com>
3834 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3835 (Arm_relocate_functions::arm_branch_common): Change method defintion
3836 in class definition to a method declaration and update list of formal
3838 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3839 Arm_relocation_functions::jump24): Adjust call to
3840 Arm_relocate_functions::arm_branch_common. Update list of formal
3842 (Arm_relocate_functions::xpc25): New method definition.
3843 (Arm_relocate_functions::arm_branch_common): Move method defintion
3844 out from class definition. Use stubs for mode-switching and extending
3846 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3847 specially. Change code to enable use of stubs in ARM branches.
3849 2009-11-10 Doug Kwan <dougkwan@google.com>
3851 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3852 in method declaration.
3853 (Target_arm::relocate_stub): New method declaration.
3854 (Target_arm::default_target): Change to return a pointer instead of
3856 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3857 Target_arm::default_target.
3858 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3860 (Target_arm::relocate_section): Adjust view.
3861 (Target_arm::relocate_stub): New method definition.
3863 2009-11-10 Doug Kwan <dougkwan@google.com>
3865 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3867 * incremental.cc (open_incremental_binary): Initialized local
3868 variables to avoid warnings.
3869 * object.cc (make_elf_object): Ditto.
3870 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3873 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3876 * testsuite/plugin_test.c: Include "config.h".
3878 2009-11-09 Doug Kwan <dougkwan@google.com>
3880 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3881 (arm_symbol_value): Remove.
3882 (Arm_relocate_functions::arm_branch_common,
3883 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3884 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3885 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3886 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3887 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3888 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3889 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3890 Arm_relocate_functions::thm_mobw_abs_nc,
3891 Arm_relocate_functions::thm_mov_abs,
3892 Arm_relocate_functions::movw_prel_nc,
3893 Arm_relocate_functions::thm_movt_abs,
3894 Arm_relocate_functions::movt_prel,
3895 Arm_relocate_functions::thm_movw_prel_nc,
3896 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3897 (Target_arm::Relocate::relocate): Only decompose address into two
3898 parts if relocation type uses the thumb-bit and pass the actual
3899 bit instead of a flag indicating that the thumb-bit is used. Adjust
3900 calls to methods in Arm_relocate_functions for this change.
3902 2009-11-08 Ian Lance Taylor <iant@google.com>
3905 * reloc.cc: Instantiate
3906 Sized_relobj::initialize_input_to_output_maps and
3907 Sized_relobj:free_input_to_output_maps.
3909 2009-11-06 Ian Lance Taylor <iant@google.com>
3912 * defstd.cc (in_segment): Set only_if_ref true for "end".
3914 2009-11-06 Doug Kwan <dougkwan@google.com>
3916 * arm.cc (class Reloc_stub): Correct a comment.
3917 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3918 (Target_arm::scan_section_for_stubs): New method declaration.
3919 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3920 Change methods from private to protected.
3921 (Target_arm::do_may_relax): New method definition.
3922 (Target_arm::do_relax, Target_arm::group_sections,
3923 Target_arm::scan_reloc_for_stub,
3924 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3925 (Target_arm::arm_input_section_map_): New data member declaration.
3926 (Target_arm::scan_reloc_for_stub,
3927 Target_arm::scan_reloc_section_for_stubs,
3928 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3929 Target_arm::do_relax): New method definitions.
3931 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3933 * configure.ac: Check for (struct stat)::st_mtim
3934 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3935 * config.in: Regenerate.
3936 * configure: Regenerate.
3938 2009-11-05 Ian Lance Taylor <iant@google.com>
3941 * output.cc (Output_segment::add_output_section): Add missing
3944 2009-11-04 Ian Lance Taylor <iant@google.com>
3947 * object.h (class Object): Add is_needed and set_is_needed
3948 methods. Add is_needed_ field. Make bool fields into bitfields.
3949 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3950 defined in a dynamic object and referenced by a regular object,
3951 set is_needed for the dynamic object.
3952 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3953 if the file is marked with as_needed and it is not needed.
3955 2009-11-04 Ian Lance Taylor <iant@google.com>
3958 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3959 tags if data is discarded by linker script.
3960 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3961 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3962 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3963 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3965 2009-11-04 Ian Lance Taylor <iant@google.com>
3967 * layout.cc (Layout::get_output_section): Add is_interp and
3968 is_dynamic_linker_section parameters. Change all callers.
3969 (Layout::choose_output_section): Likewise.
3970 (Layout::make_output_section): Likewise.
3971 (Layout::add_output_section_data): Add is_dynamic_linker_section
3972 parameter. Change all callers.
3973 * layout.h (class Layout): Update declarations.
3974 * output.h (class Output_section): Add is_interp, set_is_interp,
3975 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3976 Add is_interp_, is_dynamic_linker_section_ fields. Change
3977 generate_code_fills_at_write_ to a bitfield.
3978 * output.cc (Output_section::Output_sections): Initialize new
3980 (Output_segment::add_output_section): Add do_sort parameter.
3983 2009-11-03 Ian Lance Taylor <iant@google.com>
3986 * options.h (class General_options): Add --warn-common.
3987 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3988 merging two common symbols.
3989 (Symbol_table::should_override): Handle --warn-common when merging
3990 a common symbol with a defined symbol. Use report_resolve_problem
3991 for multiple definitions.
3992 (Symbol_table::report_resolve_problem): New function.
3993 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3995 2009-11-03 Doug Kwan <dougkwan@google.com>
3997 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3999 (Target_arm::stub_factory): New method definition.
4000 (Target_arm::new_arm_input_section,
4001 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4002 Target_arm::reloc_uses_thumb_bit): New method declarations.
4003 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4004 New type definitions.
4005 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4006 member declarations.
4007 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4008 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4009 New method definitions.
4011 2009-11-03 Ian Lance Taylor <iant@google.com>
4013 * options.h (class General_options): Add --warn_constructors.
4015 2009-11-03 Ian Lance Taylor <iant@google.com>
4018 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4019 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4021 2009-11-03 Ian Lance Taylor <iant@google.com>
4024 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4025 --msgid-bugs-address.
4026 (install-pdf): New target.
4027 (install-data_yes): Look up one directory to find mkinstalldirs.
4029 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4031 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4034 2009-10-30 Doug Kwan <dougkwan@google.com>
4036 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4038 2009-10-30 Doug Kwan <dougkwan@google.com>
4040 * arm.cc (Stub_addend_reader): New struct template definition
4041 and partial specializations.
4042 (Stub_addend_reader::operator()): New method definition for a
4043 partially specialized template.
4045 2009-10-30 Doug Kwan <dougkwan@google.com>
4047 * arm.cc (Arm_relobj::processor_specific_flags): New method
4049 (Arm_relobj::do_read_symbols): New method declaration.
4050 (Arm_relobj::processor_specific_flags_): New data member declaration.
4051 (Arm_dynobj): New class definition.
4052 (Target_arm::do_finalize_sections): Add input_objects parameter.
4053 (Target_arm::do_adjust_elf_header): New method declaration.
4054 (Target_arm::are_eabi_versions_compatible,
4055 (Target_arm::merge_processor_specific_flags): New method declaration.
4056 (Target_arm::do_make_elf_object): New overloaded method definitions
4058 (Arm_relobj::do_read_symbols): New method definition.
4059 (Arm_dynobj::do_read_symbols): Ditto.
4060 (Target_arm::do_finalize_sections): Add input_objects parameters.
4061 Merge processor-specific flags from all input objects.
4062 (Target_arm::are_eabi_versions_compatible,
4063 Target_arm::merge_processor_specific_flags,
4064 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4065 New method definitions.
4066 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4067 Input_objects pointer type parameter.
4068 * layout.cc (Layout::finalize): Pass input objects to target's.
4069 finalize_sections function.
4070 * output.cc (Output_file_header::do_sized_write): Set ELF file
4071 header's processor-specific flags.
4072 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4073 Input_objects pointer type parameter.
4074 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4075 * target.h (Input_objects): New forward class declaration.
4076 (Target::processor_specific_flags,
4077 Target::are_processor_specific_flags_sect): New method definitions.
4078 (Target::finalize_sections): Add input_objects parameter.
4079 (Target::Target): Initialize processor_specific_flags_ and
4080 are_processor_specific_flags_set_.
4081 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4083 (Target::set_processor_specific_flags): New method definition.
4084 (Target::processor_specific_flags_,
4085 Target::are_processor_specific_flags_set_): New data member
4087 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4088 Input_objects pointer type parameter.
4090 2009-10-30 Doug Kwan <dougkwan@google.com>
4092 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4094 2009-10-28 Ian Lance Taylor <iant@google.com>
4096 * object.h (class Relobj): Drop options parameter from
4097 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4098 do_scan_relocs, do_relocate. Change all callers.
4099 (class Sized_relobj): Drop options parameters from
4100 do_gc_process_relocs, do_scan_relocs, do_relocate,
4101 do_relocate_sections, relocate_sections, emit_relocs_scan,
4102 emit_relocs_scan_reltype. Change all callers.
4103 (struct Relocate_info): Remove options field and all references to
4105 * reloc.h (class Read_relocs): Remove options constructor
4106 parameter and options_ field. Change all callers.
4107 (class Gc_process_relocs, class Scan_relocs): Likewise.
4108 (class Relocate_task): Likewise.
4109 * target-reloc.h (scan_relocs): Remove options parameter. Change
4111 (scan_relocatable_relocs): Likewise.
4112 * target.h (class Sized_target): Remove options parameter from
4113 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4115 * gc.h (gc_process_relocs): Remove options parameter. Change all
4117 * arm.cc: Update functions to remove options parameters.
4118 * i386.cc: Likewise.
4119 * powerpc.cc: Likewise.
4120 * sparc.cc: Likewise.
4121 * x86_64.cc: Likewise.
4122 * testsuite/testfile.cc: Likewise.
4124 2009-10-28 Doug Kwan <dougkwan@google.com>
4126 * arm.cc (Arm_relobj): New class definition.
4127 (Arm_relobj::scan_sections_for_stubs,
4128 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4129 New method definitions.
4131 2009-10-28 Cary Coutant <ccoutant@google.com>
4133 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4134 (Plugin::cleanup_done_): New member.
4135 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4136 (Plugin_manager::cleanup_done_): Remove.
4137 (Plugin_manager::add_input_file): Edit error message.
4138 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4139 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4141 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4143 * fileread.cc: (File_read::View::~View): Use the new
4144 data_ownership_ filed.
4145 (File_read::~File_read): Dispose the new whole_file_view_.
4146 (File_read::open): Mmap the whole file if needed.
4147 (File_read::open): Use whole_file_view_ instead of contents_.
4148 (File_read::find_view): Use whole_file_view_ if applicable.
4149 (File_read::do_read): Use whole_file_view_ instead of contents_.
4150 (File_read::make_view): Use whole_file_view_ instead of contents_,
4151 update File_read::View::View call.
4152 (File_read::find_or_make_view): Update File_read::View::View
4154 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4156 (File_read::View::Data_ownership): New enum.
4157 (File_read::View::View): Replace bool mapped_ with Data_ownership
4159 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4160 (File_read::View::data_ownership_): New field.
4161 (File_read::contents_): Remove (replaced by whole_file_view_).
4162 (File_read::whole_file_view_): New field.
4163 * options.h (class General_options): Add --keep-files-mapped.
4165 2009-10-27 Cary Coutant <ccoutant@google.com>
4167 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4168 * testsuite/Makefile.am (plugin_test_5): New test case.
4169 * testsuite/Makefile.in: Regenerate.
4171 2009-10-25 Doug Kwan <dougkwan@google.com>
4173 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4174 from private to protected to allow access by child class.
4175 (Sized_relobj::do_relocate_sections): New method declaration.
4176 (Sized_relobj::relocate_sections): Virtualize.
4177 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4178 Sized_relobj::relocate_sections. Instantiate template explicitly
4179 for different target sizes and endianity.
4181 2009-10-24 Doug Kwan <dougkwan@google.com>
4183 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4184 (Arm_input_section::as_arm_input_section): New method.
4185 (Arm_output_section): New class definition.
4186 (Arm_output_section::create_stub_group,
4187 Arm_output_section::group_sections): New method definitions.
4189 2009-10-22 Doug Kwan <dougkwan@google.com>
4191 * arm.cc (Arm_input_section): New class definition.
4192 (Arm_input_section::init, Arm_input_section:do_write,
4193 Arm_input_section::set_final_data_size,
4194 Arm_input_section::do_reset_address_and_file_offset): New method
4197 2009-10-21 Doug Kwan <dougkwan@google.com>
4199 * arm.cc (Stub_table, Arm_input_section): New forward class
4201 (Stub_table): New class defintion.
4202 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4203 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4204 New method definition.
4206 2009-10-21 Doug Kwan <dougkwan@google.com>
4208 * arm.cc: Update copyright comments.
4209 (Target_arm): New forward class template declaration.
4210 (Arm_address): New type.
4211 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4212 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4213 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4215 (Insn_template): Same.
4216 (DEF_STUBS): New macro.
4217 (Stub_type): New enum type.
4218 (Stub_template): New class definition.
4221 (Stub_factory): Same.
4222 (Target_arm::Target_arm): Initialize may_use_blx_ and
4223 should_force_pic_veneer_.
4224 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4225 Target_arm::should_force_pic_veneer,
4226 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4227 Target_arm::using_thumb_only, Target_arm:;default_target): New
4229 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4230 New data member declarations.
4231 (Insn_template::size, Insn_template::alignment): New method defintions.
4232 (Stub_template::Stub_template): New method definition.
4233 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4234 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4235 (Stub_factory::Stub_factory): New method definition.
4236 * gold.h (string_hash): New template.
4237 * output.h (Input_section_specifier::hash_value): Use
4239 (Input_section_specifier::string_hash): Remove.
4240 * stringpool.cc (Stringpool_template::string_hash): Use
4243 2009-10-20 Doug Kwan <dougkwan@google.com>
4245 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4246 symbols of relaxed input sections.
4247 * output.h (Output_section::find_relaxed_input_section): Make
4250 2009-10-16 Doug Kwan <dougkwan@google.com>
4252 * dynobj.cc (Versions::Versions): Initialize version_script_.
4253 Only insert base version symbol definition for a shared object
4254 if version script defines any version versions.
4255 (Versions::define_base_version): New method definition.
4256 (Versions::add_def): Check that base version is not needed.
4257 (Versions::add_need): Define base version lazily.
4258 * dynobj.h (Versions::define_base_version): New method declaration.
4259 (Versions::needs_base_version_): New data member declaration.
4260 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4261 (check_DATA): Add no_version_test.stdout.
4262 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4264 * testsuite/Makefile.in: Regenerate.
4265 * testsuite/no_version_test.c: New file.
4266 * testsuite/no_version_test.sh: Ditto.
4268 2009-10-16 Doug Kwan <dougkwan@google.com>
4270 * expression.cc (class Segment_start_expression): New class definition.
4271 (Segment_start_expression::value): New method definition.
4272 (script_exp_function_segment_start): Return a new
4273 Segment_start_expression.
4274 * gold/script-c.h (script_saw_segment_start_expression): New function
4276 * script-sections.cc (Script_sections::Script_sections): Initialize
4277 SAW_SEGMENT_START_EXPRESSION_ to false.
4278 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4279 and -Tbbs options to specify section addresses if given in
4280 command line and no SEGMENT_START expression is seen in a script.
4281 * script-sections.h (Script_sections::saw_segment_start_expression,
4282 Script_sections::set_saw_segment_start_expression): New method
4284 (Script_sections::saw_segment_start_expression_): New data member
4286 * script.cc (script_saw_segment_start_expression): New function.
4287 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4288 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4289 script_test_7.sh and script_test_8.sh.
4290 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4291 script_test_8.stdout.
4292 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4293 (script_test_6, script_test_6.stdout, script_test_7,
4294 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4295 * Makefile.in: Regenerate.
4296 * testsuite/script_test_6.sh: New file.
4297 * testsuite/script_test_6.t: Same.
4298 * testsuite/script_test_7.sh: Same.
4299 * testsuite/script_test_7.t: Same.
4300 * testsuite/script_test_8.sh: Same.
4302 2009-10-16 Doug Kwan <dougkwan@google.com>
4304 * output.cc (Output_segment::set_section_list_address): Cast
4305 expressions to unsigned long long type to avoid format warnings.
4307 2009-10-15 Ian Lance Taylor <iant@google.com>
4309 * script.cc (Script_options::add_symbol_assignment): Always add a
4310 dot assignment to script_sections_.
4311 * script-sections.cc (Script_sections::add_dot_assignment):
4312 Initialize if necessary.
4314 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4315 program headers with no load segment if there is a linker script.
4317 * layout.cc (Layout::set_segment_offsets): Align the file offset
4318 to the segment aligment for -N or -n with no load segment.
4319 * output.cc (Output_segment::add_output_section): Don't crash if
4320 the first section is a TLS section.
4321 (Output_segment::set_section_list_addresses): Print an error
4322 message if the address moves backward in a linker script.
4323 * script-sections.cc
4324 (Output_section_element_input::set_section_addresses): Don't
4325 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4326 (Orphan_output_section::set_section_addresses): Likewise.
4328 2009-10-15 Doug Kwan <dougkwan@google.com>
4330 * layout.cc (Layout::finish_dynamic_section): Generate tags
4331 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4332 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4333 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4335 2009-10-14 Ian Lance Taylor <iant@google.com>
4337 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4339 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4340 data_shdr fields of relinfo.
4341 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4342 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4343 R_386_TLS_LDO_32, adjust based on section flags.
4344 (Target_i386::Relocate::fix_up_ldo): Remove.
4346 2009-10-13 Ian Lance Taylor <iant@google.com>
4348 Add support for -pie.
4349 * options.h (class General_options): Add -pie and
4351 (General_options::output_is_position_independent): Test -pie.
4352 (General_options::output_is_executable): Return true if not shared
4353 and not relocatable.
4354 (General_options::output_is_pie): Remove.
4355 * options.cc (General_options::finalize): Reject incompatible uses
4357 * gold.cc (queue_middle_tasks): A -pie link is not static.
4358 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4359 * symtab.cc (Symbol::final_value_is_known): Return false if
4360 output_is_position_independent.
4361 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4362 output_is_position_independent.
4363 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4364 output_is_position_independent.
4365 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4366 output_is_position_independent.
4367 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4369 (basic_pie_test.o, basic_pie_test): New targets.
4370 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4371 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4372 (two_file_pie_test): New target.
4373 * testsuite/Makefile.in: Rebuild.
4374 * README: Remove note saying that -pie is not supported.
4376 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4378 * options.h (class General_options): Add -init and -fini.
4379 * layout.cc (Layout::finish_dynamic_section): Emit
4380 given init and fini functions.
4382 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4384 * gc.h (gc_process_relocs): Check if icf is enabled using new
4386 * gold.cc (queue_initial_tasks): Likewise.
4387 (queue_middle_tasks): Likewise.
4388 * object.cc (do_layout): Likewise.
4389 * symtab.cc (is_section_folded): Likewise.
4390 * main.cc (main): Likewise.
4391 * reloc.cc (Read_relocs::run): Likewise.
4392 (Sized_relobj::do_scan_relocs): Likewise.
4393 * icf.cc (is_function_ctor_or_dtor): New function.
4394 (Icf::find_identical_sections): Check if function is ctor or dtor when
4396 * options.h (General_options::icf): Change option to be an enum.
4397 (Icf_status): New enum.
4398 (icf_enabled): New method.
4399 (icf_safe_folding): New method.
4400 (set_icf_status): New method.
4401 (icf_status_): New variable.
4402 * (options.cc) (General_options::finalize): Set icf_status_.
4403 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4404 icf_test and icf_keep_unique_test to use the --icf enum flag.
4405 * testsuite/icf_safe_test.sh: New file.
4406 * testsuite/icf_safe_test.cc: New file.
4408 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4410 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4411 includes to gc.h and icf.h.
4412 * arm.cc: Include gc.h.
4413 * gold.cc: Likewise.
4414 * i386.cc: Likewise.
4415 * powerpc.cc: Likewise.
4416 * sparc.cc: Likewise.
4417 * x86_64.cc: Likewise.
4418 * gc.h: Include icf.h.
4420 2009-10-11 Ian Lance Taylor <iant@google.com>
4422 * plugin.cc: Include "gold.h" before other header files.
4424 2009-10-10 Chris Demetriou <cgd@google.com>
4426 * options.h (Input_file_argument::Input_file_type): New enum.
4427 (Input_file_argument::is_lib_): Replace with...
4428 (Input_file_argument::type_): New member.
4429 (Input_file_argument::Input_file_argument): Take Input_file_type
4430 'type' rather than boolean 'is_lib' as second argument.
4431 (Input_file_argument::is_lib): Use type_.
4432 (Input_file_argument::is_searched_file): New function.
4433 (Input_file_argument::may_need_search): Handle is_searched_file.
4434 * options.cc (General_options::parse_library): Support -l:filename.
4435 (General_options::parse_just_symbols): Update for Input_file_argument
4437 (Command_line::process): Likewise.
4438 * archive.cc (Archive::get_file_and_offset): Likewise.
4439 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4440 * script.cc (read_script_file, script_add_file): Likewise.
4441 * fileread.cc (Input_file::Input_file): Likewise.
4442 (Input_file::will_search_for): Handle is_searched_file.
4443 (Input_file::open): Likewise.
4444 * readsyms.cc (Read_symbols::get_name): Likewise.
4445 * testsuite/Makefile.am (searched_file_test): New test.
4446 * testsuite/Makefile.in: Regenerate.
4447 * testsuite/searched_file_test.cc: New file.
4448 * testsuite/searched_file_test_lib.cc: New file.
4450 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4451 Ian Lance Taylor <iant@google.com>
4453 * descriptor.cc: Include <cstdio> and "binary-io.h".
4454 (Descriptors::open): Open the files in binary mode always.
4455 * script.cc (Lex::get_token): Treat \r as whitespace.
4457 2009-10-09 Ian Lance Taylor <iant@google.com>
4459 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4461 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4462 Ian Lance Taylor <iant@google.com>
4464 * configure.ac: Check for readv function also.
4465 * fileread.cc (readv): Define if not HAVE_READV.
4466 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4468 * config.in: Regenerate.
4469 * configure: Regenerate.
4471 2009-10-09 Doug Kwan <dougkwan@google.com>
4473 * layout.cc (Layout::make_output_section): Call target hook to make
4474 ordinary output section.
4475 (Layout::finalize): Adjust parameter list of call the
4476 Target::may_relax().
4477 * layout.h (class Layout::section_list): New method.
4478 * merge.h (Output_merge_base::entsize): Change visibility to public.
4479 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4481 (Output_merge_string::do_is_string): New method.
4482 * object.cc (Sized_relobj::do_setup): renamed from
4483 Sized_relobj::set_up.
4484 * object.h (Sized_relobj::adjust_shndx,
4485 Sized_relobj::initializ_input_to_output_maps,
4486 Sized_relobj::free_input_to_output_maps): Change visibilities to
4488 (Sized_relobj::setup): Virtualize.
4489 (Sized_relobj::do_setup): New method declaration.
4490 (Sized_relobj::invalidate_section_offset,
4491 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4492 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4493 * options.cc (parse_int): New function.
4494 * options.h (parse_int): New declaration.
4495 (DEFINE_int): New macro.
4496 (stub_group_size): New option.
4497 * output.cc (Output_section::Output_section): Initialize memebers
4498 merge_section_map_, merge_section_by_properties_map_,
4499 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4500 (Output_section::add_input_section): Handled deferred code-fill
4501 generation and remove an old comment.
4502 (Output_section::add_relaxed_input_section): New method definition.
4503 (Output_section::add_merge_input_section): Use merge section by
4504 properties map to speed to search. Update merge section maps
4506 (Output_section::build_relaxation_map): New method definition.
4507 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4509 (Output_section::relax_input_section): Renamed to
4510 Output_section::convert_input_sections_to_relaxed_sections and change
4511 interface to take a vector of pointers to relaxed sections.
4512 (Output_section::find_merge_section,
4513 Output_section::find_relaxed_input_section): New method definitions.
4514 (Output_section::is_input_address_mapped,
4515 Output_section::output_offset, Output_section::output_address):
4516 Use output section data maps to speed up searching.
4517 (Output_section::find_starting_output_address): Add comments.
4518 (Output_section::do_write,
4519 Output_section::write_to_postprocessing_buffer): Do code-fill
4520 generation as appropriate.
4521 (Output_section::get_input_sections): Invalidate relaxed input section
4523 (Output_section::restore_states): Adjust type of checkpoint .
4524 Invalidate relaxed input section map.
4525 * output.h (Output_merge_base): New class declaration.
4526 (Input_section_specifier): New class defintion.
4527 (class Output_relaxed_input_section) Change base class to
4528 Output_section_data_build.
4529 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4530 base class initializer.
4531 (Output_section::add_relaxed_input_section): New method declaration.
4532 (Output_section::Input_section): Change visibility to protected.
4533 (Output_section::Input_section::relobj,
4534 Output_section::Input_section::shndx): Handle relaxed input sections.
4535 Output_section::input_sections) Change visibility to protected. Also
4536 define overload to return a non-const pointer.
4537 (Output_section::Merge_section_properties): New class defintion.
4538 (Output_section::Merge_section_by_properties_map,
4539 Output_section::Output_section_data_by_input_section_map,
4540 Output_section::Relaxation_map): New types.
4541 (Output_section::relax_input_section): Rename method to
4542 Output_section::convert_input_sections_to_relaxed_sections and change
4543 interface to take a vector of relaxed section pointers.
4544 (Output_section::find_merge_section,
4545 Output_section::find_relaxed_input_section,
4546 Output_section::build_relaxation_map,
4547 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4548 New method declarations.
4549 (Output_section::merge_section_map_
4550 Output_section::merge_section_by_properties_map_,
4551 Output_section::relaxed_input_section_map_,
4552 Output_section::is_relaxed_input_section_map_valid_,
4553 Output_section::generate_code_fills_at_write_): New data members.
4554 * script-sections.cc
4555 (Output_section_element_input::set_section_addresses): Call
4556 current_data_size and addralign methods of relaxed input sections.
4557 (Orphan_output_section::set_section_addresses): Call current_data_size
4558 and addralign methods of relaxed input sections.
4559 * symtab.cc (Symbol_table::compute_final_value): Extract template
4560 from the body of Symbol_table::sized_finalize_symbol.
4561 (Symbol_table::sized_finalized_symbol): Call
4562 Symbol_table::compute_final_value.
4563 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4564 (Symbol_table::compute_final_value): New templated method declaration.
4565 * target.cc (Target::do_make_output_section): New method defintion.
4566 * target.h (Target::make_output_section): New method declaration.
4567 (Target::relax): Add more parameters for input objects, symbol table
4568 and layout. Adjust call to do_relax.
4569 (Target::do_make_output_section): New method declaration.
4570 (Target::do_relax): Add parameters for input objects, symbol table
4573 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4575 * pread.c: Include stdio.h.
4577 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4579 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4582 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4584 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4585 Change read_shndx type to unsigned int.
4586 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4588 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4589 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4590 Change read_shndx type to unsigned int.
4591 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4593 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4594 * layout.cc (Layout::create_symtab_sections): Cast the result of
4595 local_symcount * symsize to off_t in the gold_assert.
4597 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4599 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4600 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4602 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4603 (Arm_relocate_functions::thm_abs5): New function.
4604 (Arm_relocate_functions::abs12): New function.
4605 (Arm_relocate_functions::abs16): New function.
4606 (Arm_relocate_functions::base_abs): New function.
4607 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4608 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4609 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4611 (Scan::global): Likewise.
4612 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4613 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4614 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4615 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4618 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4620 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4621 (Arm_relocate_functions::movt_prel): New function.
4622 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4623 (Arm_relocate_functions::thm_movt_prel): New function.
4624 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4625 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4626 (Scan::global, Relocate::relocate): Likewise.
4627 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4629 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4631 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4632 Incremental_checker.
4633 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4635 (class Incremental_inputs_header): New class.
4636 (Incremental_inputs_header_writer): Edit comment.
4637 (Incremental_inputs_entry): New class.
4638 (Incremental_inputs_entry_writer): Edit comment.
4639 (Sized_incremental_binary::do_find_incremental_inputs_section):
4640 Add *strtab_shndx parameter, fill it.
4641 (Sized_incremental_binary::do_check_inputs): New method.
4642 (Incremental_checker::can_incrementally_link_output_file): Use
4643 Sized_incremental_binary::check_inputs.
4644 (Incremental_inputs::report_command_line): Save command line in
4647 (Incremental_binary::find_incremental_inputs_section): New
4649 (Incremental_binary::do_find_incremental_inputs_section): Add
4650 strtab_shndx parameter.
4651 (Incremental_binary::do_check_inputs): New pure virtual method.
4652 (Sized_incremental_binary::do_check_inputs): Declare.
4653 (Incremental_checker::Incremental_checker): Add incremental_inputs
4654 parameter, use it to initialize incremental_inputs_.
4655 (Incremental_checker::incremental_inputs_): New field.
4656 (Incremental_checker::command_line): New method.
4657 (Incremental_checker::inputs): New method.
4658 (Incremental_checker::command_line_): New field.
4660 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4662 * incremental.cc: Include <cstdarg> and "target-select.h".
4663 (vexplain_no_incremental): New function.
4664 (explain_no_incremental): New function.
4665 (Incremental_binary::error): New method.
4666 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4668 (make_sized_incremental_binary): New function.
4669 (open_incremental_binary): New function.
4670 (can_incrementally_link_file): Add checks if output is ELF and has
4672 * incremental.h: Include "elfcpp_file.h" and "output.h".
4673 (Incremental_binary): New class.
4674 (Sized_incremental_binary): New class.
4675 (open_incremental_binary): Declare.
4676 * object.cc (is_elf_object): Use
4677 elfcpp::Elf_recognizer::is_elf_file.
4678 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4679 * output.h (Output_file::filesize): New method.
4681 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4683 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4685 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4686 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4688 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4690 (Arm_relocate_functions::movw_abs_nc): New function.
4691 (Arm_relocate_functions::movt_abs): New function.
4692 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4693 (Arm_relocate_functions::thm_movt_abs): New function.
4694 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4695 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4696 (Scan::global): Likewise.
4697 (Relocate::relocate): Likewise.
4698 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4700 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4702 * arm.cc (Arm_relocate_functions::got_prel) New function.
4703 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4704 (Relocate::relocate): Likewise.
4705 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4707 2009-10-06 Ian Lance Taylor <iant@google.com>
4709 * options.h (class General_options): Define
4710 split_stack_adjust_size parameter.
4711 * object.h (class Object): Add uses_split_stack_ and
4712 has_no_split_stack_ fields. Add uses_split_stack and
4713 has_no_split_stack accessor functions. Declare
4714 handle_split_stack_section.
4715 (class Reloc_symbol_changes): Define.
4716 (class Sized_relobj): Define Function_offsets. Declare
4717 split_stack_adjust, split_stack_adjust_reltype, and
4719 * object.cc (Object::handle_split_stack_section): New function.
4720 (Sized_relobj::do_layout): Call handle_split_stack_section.
4721 * dynobj.cc (Sized_dynobj::do_layout): Call
4722 handle_split_stack_section.
4723 * reloc.cc (Sized_relobj::relocate_sections): Call
4724 split_stack_adjust for executable sections in split_stack
4725 objects. Pass reloc_map to relocate_section.
4726 (Sized_relobj::split_stack_adjust): New function.
4727 (Sized_relobj::split_stack_adjust_reltype): New function.
4728 (Sized_relobj::find_functions): New function.
4729 * target-reloc.h: Include "object.h".
4730 (relocate_section): Add reloc_symbol_changes parameter. Change
4732 * target.h (class Target): Add calls_non_split method. Declare
4733 do_calls_non_split virtual method. Declare match_view and
4735 * target.cc: Include "elfcpp.h".
4736 (Target::do_calls_non_split): New function.
4737 (Target::match_view): New function.
4738 (Target::set_view_to_nop): New function.
4739 * gold.cc (queue_middle_tasks): Give an error if mixing
4740 split-stack and non-split-stack objects with -r.
4741 * i386.cc (Target_i386::relocate_section): Add
4742 reloc_symbol_changes parameter.
4743 (Target_i386::do_calls_non_split): New function.
4744 * x86_64.cc (Target_x86_64::relocate_section): Add
4745 reloc_symbol_changes parameter.
4746 (Target_x86_64::do_calls_non_split): New function.
4747 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4749 * powerpc.cc (Target_powerpc::relocate_section): Add
4750 reloc_symbol_changes parameter.
4751 * sparc.cc (Target_sparc::relocate_section): Add
4752 reloc_symbol_changes parameter.
4753 * configure.ac: Call AM_CONDITIONAL for the default target.
4754 * configure: Rebuild.
4755 * testsuite/Makefile.am (TEST_AS): New variable.
4756 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4757 (check_DATA): Add split_i386 and split_x86_64 files.
4758 (SPLIT_DEFSYMS): Define.
4759 (split_i386_[1234n].o): New targets.
4760 (split_i386_[124]): New targets.
4761 (split_i386_[1234r].stdout): New targets.
4762 (split_x86_64_[1234n].o): New targets.
4763 (split_x86_64_[124]): New targets.
4764 (split_x86_64_[1234r].stdout): New targets.
4765 (MOSTLYCLEANFILES): Add new executables.
4766 * testsuite/split_i386.sh: New file.
4767 * testsuite/split_x86_64.sh: New file.
4768 * testsuite/split_i386_1.s: New file.
4769 * testsuite/split_i386_2.s: New file.
4770 * testsuite/split_i386_3.s: New file.
4771 * testsuite/split_i386_4.s: New file.
4772 * testsuite/split_i386_n.s: New file.
4773 * testsuite/split_x86_64_1.s: New file.
4774 * testsuite/split_x86_64_2.s: New file.
4775 * testsuite/split_x86_64_3.s: New file.
4776 * testsuite/split_x86_64_4.s: New file.
4777 * testsuite/split_x86_64_n.s: New file.
4778 * testsuite/testfile.cc (Target_test): Update relocation_section
4780 * testsuite/Makefile.in: Rebuild.
4782 2009-10-06 Ian Lance Taylor <iant@google.com>
4784 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4785 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4786 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4787 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4788 the address on ldo_addrs_.
4789 (Target_i386::Relocate::fix_up_ldo): New function.
4791 2009-10-06 Rafael Espindola <espindola@google.com>
4793 * plugin.cc (add_input_library): New.
4794 (Plugin::load): Add add_input_library to tv.
4795 (Plugin_manager::add_input_file): Add the is_lib argument.
4796 (add_input_file): Update call to Plugin_manager::add_input_file.
4797 (add_input_library): New.
4798 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4800 2009-09-30 Doug Kwan <dougkwan@google.com>
4802 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4803 symbol and call Symbol::may_need_copy_reloc to determine if
4804 a copy reloc is needed.
4805 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4806 nocopyreloc is given in command line.
4807 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4808 given in command line.
4809 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4810 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4811 of the removed Target_i386::may_need_copy_reloc.
4812 * options.h (copyreloc): New option with default value false.
4813 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4814 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4815 instead of the removed Target_powerpc::may_need_copy_reloc.
4816 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4817 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4818 instead of the removed Target_sparc::may_need_copy_reloc.
4819 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4820 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4821 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4822 instead of the removed Target_x86_64::may_need_copy_reloc.
4824 2009-09-30 Ian Lance Taylor <iant@google.com>
4826 * object.h (class Object): Remove target_ field, and target,
4827 sized_target, and set_target methods.
4828 (Object::sized_target): Remove.
4829 (class Sized_relobj): Update declarations. Remove sized_target.
4830 * object.cc (Sized_relobj::setup): Remove target parameter.
4832 (Input_objects::add_object): Don't do anything with the target.
4833 (make_elf_sized_object): Add punconfigured parameter. Change all
4834 callers. Set or test parameter target.
4835 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4837 * parameters.cc (Parameters::set_target): Change parameter type to
4839 (Parameters::default_target): Remove.
4840 (set_parameters_target): Change parameter type to be non-const.
4841 (parameters_force_valid_target): New function.
4842 (parameters_clear_target): New function.
4843 * parameters.h (class Parameters): Update declarations. Remove
4844 default_target method. Add sized_target and clear_target
4845 methods. Change target_ to be non-const.
4846 (set_parameters_target): Update declaration.
4847 (parameters_force_valid_target): Declare.
4848 (parameters_clear_target): Declare.
4849 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4850 as NULL if we aren't searching.
4851 (Add_symbols::run): Don't check for compatible target.
4852 * fileread.cc (Input_file::open_binary): Call
4853 parameters_force_valid_target.
4854 * gold.cc (queue_middle_tasks): Likewise.
4855 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4856 set_target on object.
4857 * dynobj.h (class Sized_dynobj): Update declarations.
4858 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4859 make_elf_object returns NULL.
4860 (Archive::include_member): Don't check whether object target is
4862 * output.cc (Output_section::add_input_section): Get target from
4864 (Output_section::relax_input_section): Likewise.
4865 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4867 (Sized_relobj::do_scan_relocs): Likewise.
4868 (Sized_relobj::relocate_sections): Likewise.
4869 * resolve.cc (Symbol_table::resolve): Likewise.
4870 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4871 parameter. Change all callers.
4872 (Symbol_table::add_from_object): Get target from parameters.
4873 (Symbol_table::add_from_relobj): Don't check object target.
4874 (Symbol_table::add_from_dynobj): Likewise.
4875 (Symbol_table::define_special_symbol): Get target from
4877 * symtab.h (class Symbol_table): Update declaration.
4878 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4879 parameter. Change all callers. Clear parameter target.
4880 (Binary_test): Test target here.
4881 * testsuite/object_unittest.cc (gold_testsuite): Remove
4882 target_test_pointer parameter. Change all callers.
4883 (Object_test): Test target here.
4885 2009-09-26 Ian Lance Taylor <iant@google.com>
4887 * testsuite/initpri1.c: Don't try to use constructor priorities if
4888 compiling with gcc before 4.3.
4890 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4892 * testsuite/retain_symbols_file_test.sh (check_present): Change
4893 output file name to retain_symbols_file_test.stdout.
4894 (check_absent): Likewise.
4896 2009-09-18 Craig Silverstein <csilvers@google.com>
4898 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4899 * options.cc: Include <cerrno> and <fstream>.
4900 (General_options::finalize): Parse -retain-symbols-file tag.
4901 * options.h: New flag.
4902 (General_options): New method should_retain_symbol, new
4903 variable symbols_to_retain.
4904 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4905 should_retain_symbol map.
4906 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4907 * testsuite/Makefile.in: Regenerate.
4908 * testsuite/retain_symbols_file_test.sh: New file.
4910 2009-09-18 Nick Clifton <nickc@redhat.com>
4912 * po/es.po: Updated Spanish translation.
4914 2009-09-17 Doug Kwan <dougkwan@google.com>
4916 * debug.h (DEBUG_RELAXATION): New constant.
4917 (DEBUG_ALL): Add DEBUG_RELAXATION.
4918 (debug_string_to_enum): Add relaxation debug option.
4920 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4921 Layout::Relaxation_debug_check::read_sections,
4922 Layout::Relaxation_debug_check::read_sections): New method definitions.
4923 (Layout::Layout): Initialize data members
4924 record_output_section_data_from_scrips_,
4925 script_output_section_data_list_ and relaxation_debug_check_.
4926 (Layout::save_segments, Layout::restore_segments,
4927 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4928 Layout::relaxation_loop_body): New method definitions.
4929 (Layout::finalize): Support relaxation. Move section layout code to
4930 Layout::relaxation_loop_body.
4931 (Layout::set_asection_address_from_script): Move code for orphan
4932 section placement out.
4933 (Layout::place_orphan_sections_in_script): New method definition.
4934 * layout.h (Output_segment_headers, Output_file_header):
4935 New forward class declarations.
4936 (Layout::~Layout): Define.
4937 (Layout::new_output_section_data_from_script): New method definition.
4938 (Layout::place_orphan_sections_in_script): New method declaration.
4939 (Layout::Segment_states): New type declaration.
4940 (Layout::save_segments, Layout::restore_segments,
4941 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4942 Layout::relaxation_loop_body): New method declarations.
4943 (Layout::Output_section_data_list): New type declaration.
4944 (Layout::Relaxation_debug_check): New class definition.
4945 (Layout::record_output_section_data_from_script_,
4946 Layout::script_output_section_data_list_, Layout::segment_states_,
4947 Layout::relaxation_debug_check_): New data members.
4948 * output.cc: (Output_section_headers::do_size): New method definition.
4949 (Output_section_headers::Output_section_headers): Move size
4950 computation to Output_section_headers::do_size.
4951 (Output_segment_headers::do_size): New method definition.
4952 (Output_file_header::Output_file_header): Move size computation to
4953 Output_file_header::do_size and call it.
4954 (Output_file_header::do_size): New method definition.
4955 (Output_data_group::Output_data_group): Adjust call to
4956 Output_section_data.
4957 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4958 (Output_symtab_xindex::do_write): Add array bound check.
4959 (Output_section::Input_section::print_to_mapfile): Handle
4960 RELAXED_INPUT_SECTION_CODE.
4961 (Output_section::Output_section): Initialize data member checkpoint_.
4962 (Output_section::~Output_section): Delete checkpoint object pointed
4964 (Output_section::add_input_section): Always add an Input_section if
4966 (Output_section::add_merge_input_section): Add assert.
4967 (Output_section::relax_input_section): New method definition.
4968 (Output_section::set_final_data_size): Set load address to zero for
4969 an unallocated section.
4970 (Output_section::do_address_and_file_offset_have_reset_values):
4971 New method definition.
4972 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4973 Handle relaxed input section.
4974 (Output_section::sort_attached_input_sections): Checkpoint input
4975 section list lazily.
4976 (Output_section::get_input_sections): Change type of input_sections to
4977 list of Simple_input_section pointers. Checkpoint input section list
4978 lazily. Also handle relaxed input sections.
4979 (Output_section::add_input_section_for_script): Take a reference to
4980 a Simple_input_section object instead of Relobj pointer and section
4981 index as parameter. Handle relaxed input sections.
4982 (Output_section::save_states, Output_section::restore_states): New
4984 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4985 (Output_data::is_data_size_fixed): New method definition.
4986 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4988 (Output_data::address_and_file_offset_have_reset_values): New method
4990 (Output_data::do_address_and_file_offset_have_reset_values): New method
4992 (Output_data::set_data_size): Check that data size is not fixed.
4993 (Output_data::fix_data_size): New method definition.
4994 (Output_data::is_data_size_fixed_): New data member.
4995 (Output_section_headers::set_final_data_size): New method definition.
4996 (Output_section_headers::do_size): New method declaration.
4997 (Output_segment_headers::set_final_data_size): New method definition.
4998 (Output_segment_headers::do_size): New method declaration.
4999 (Output_file_header::set_final_data_size)::New method definition.
5000 (Output_file_header::do_size)::New method declaration.
5001 (Output_section_data::Output_section_data): Add new parameter
5002 is_data_size_fixed and use it to fix data size.
5003 (Output_data_const::Output_data_const): Adjust call to base class
5004 constructor and fix data size.
5005 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5006 base class constructor and fix data size.
5007 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5008 base class constructor and fix data size.
5009 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5010 class constructor and fix data size.
5011 (Output_data_group::set_final_data_size): New method definition.
5012 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5013 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5014 class constructor and fix data size.
5015 (Output_relaxed_input_section): New class definition.
5016 (Output_section::Simple_input_section): New class definition.
5017 (Output_section::get_input_sections): Adjust parameter list.
5018 (Output_section::add_input_section_for_script): Same.
5019 (Output_section::save_states, Output_section::restore_states,
5020 Output_section::do_address_and_file_offset_have_reset_values,
5021 (Output_section::Input_section::Input_section): Handle
5022 RELAXED_INPUT_SECTION_CODE. Add new overload for
5023 Output_relaxed_input_section.
5024 (Output_section::Input_section::is_input_section,
5025 Output_section::Input_section::set_output_section): Handle relaxed
5027 (Output_section::Input_section::is_relaxed_input_section,
5028 Output_section::Input_section::output_section_data,
5029 Output_section::Input_section::relaxed_input_section): New method
5031 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5033 (Output_section::Input_section::u1_): Update comments.
5034 (Output_section::Input_section::u2_): Add new union member poris.
5035 (Output_section::Checkpoint_output_section): New classs definition.
5036 (Output_section::relax_input_section): New method declaration.
5037 (Output_section::checkpoint_): New data member.
5038 (Output_segment): Update comments.
5039 (Output_segment::Output_segment): Un-privatize copy constructor.
5040 (Output_segment::operator=): Un-privatize.
5041 * script-sections.cc (Output_section_element::Input_section_list):
5042 Change element type to Output_section::Simple_input_section.
5043 (Output_section_element_dot_assignment::set_section_addresses):
5044 Register output section data for relaxation clean up.
5045 (Output_data_exression::Output_data_expression): Adjust call to base
5046 constructor to fix data size.
5047 (Output_section_element_data::set_section_addresses): Register
5048 Output_data_expression object for relaxation clean up.
5049 (struct Input_section_info): Replace Relobj pointer and section index
5050 pair with Output_section::Simple_input_section and Convert struct to a
5052 (Input_section_sorter::operator()): Adjust access to
5053 Input_section_info data member to use accessors.
5054 (Output_section_element_input::set_section_addresses): Use layout
5055 parameter. Adjust code to use Output_section::Simple_input_section
5056 and Input_secction_info classes. Register filler for relaxation
5058 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5059 and section index pair with Output_section::Simple_input_section
5060 class. Adjust code accordingly.
5061 (Phdrs_element::release_segment): New method definition.
5062 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5064 (Script_sections::release_segments): New method definition.
5065 * gold/script-sections.h (Script_sections::release_segments): New
5067 * gold/target.h (Target::may_relax, Target::relax,
5068 Target::do_may_relax, Target::do_relax): New method definitions.
5070 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5072 * arm.cc (has_signed_unsigned_overflow): New function.
5073 (Arm_relocate_functions::abs8): New function.
5074 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5075 (Target_arm::Scan::global): Likewise.
5076 (Target_arm::relocate::relocate): Likewise.
5077 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5080 2009-09-16 Cary Coutant <ccoutant@google.com>
5082 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5083 * testsuite/Makefile.in: Regenerate.
5085 2009-09-11 Nick Clifton <nickc@redhat.com>
5087 * po/gold.pot: Updated by the Translation project.
5089 2009-09-08 Cary Coutant <ccoutant@google.com>
5091 * output.cc (Output_file::open): Add execute permission to empty file.
5092 * testsuite/Makefile.am (permission_test): New test.
5093 * testsuite/Makefile.in: Regenerate.
5095 2009-09-02 Ian Lance Taylor <iant@google.com>
5097 * output.cc (Output_file::resize): Call map_no_anonymous rather
5100 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5102 * gold.cc: Include "incremental.h".
5103 (queue_initial_tasks): Call Incremental_checker methods.
5104 * incremental.cc: Include "output.h".
5105 (Incremental_checker::can_incrementally_link_output_file): New
5107 * incremental.h (Incremental_checker): New class.
5109 * output.cc (Output_file::open_for_modification): New method.
5110 (Output_file::map_anonymous): Changed return type to bool. Record
5112 (Output_file::map_no_anonymous): New method, broken out of map.
5113 (Output_file::map): Use map_no_anonymous and map_anonymous.
5114 * output.h (class Output_file): Update declarations.
5116 2009-08-24 Cary Coutant <ccoutant@google.com>
5118 * options.h (Command_line::Pre_options): New class.
5119 (Command_line::pre_options): New member.
5120 * options.cc (gold::options::ready_to_register): New variable.
5121 (One_option::register_option): Do nothing if not registering options.
5122 Assert if same short option registered twice.
5123 (General_options::General_options): Turn off option registration when
5125 (Command_line::Pre_options::Pre_options): New constructor.
5127 2009-08-24 Cary Coutant <ccoutant@google.com>
5129 * options.h (General_options::no_keep_memory): Remove incorrect
5132 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5134 * Makefile.am (am__skiplex, am__skipyacc): New.
5135 * Makefile.in: Regenerate.
5137 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5139 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5140 (INCLUDES): ... this.
5141 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5142 (AM_CPPFLAGS): Renamed from ...
5143 (INCLUDE): ... this.
5144 * Makefile.in, testsuite/Makefile.in: Regenerate.
5146 * Makefile.in: Regenerate.
5147 * aclocal.m4: Likewise.
5148 * config.in: Likewise.
5149 * configure: Likewise.
5150 * testsuite/Makefile.in: Likewise.
5152 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5153 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5154 * Makefile.in: Regenerate.
5155 * testsuite/Makefile.in: Regenerate.
5157 2009-08-19 Cary Coutant <ccoutant@google.com>
5159 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5160 symbols in shared libraries overridden by hidden or internal symbols
5161 in the main program.
5163 2009-08-19 Chris Demetriou <cgd@google.com>
5165 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5166 checking source file names in error messages.
5168 2009-08-18 Doug Kwan <dougkwan@google.com>
5170 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5171 an elcpp::Ehdr as parameter. Adjust call to set_target.
5172 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5173 an elfcpp::Ehdr as parameter.
5174 * object.cc (Object::set_target): Remove the version that looks up
5175 a target and sets it.
5176 (Sized_relobj::setup): Take a Target object instead of
5177 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5178 (make_elf_sized_object): Find target and ask target to
5180 * object.h: (Object::set_target): Remove the version that looks up
5181 a target and sets it.
5182 (Sized_relobj::setup): Take a Target object instead of
5183 an elfcpp:Ehdr as parameter.
5184 * target.cc: Include dynobj.h.
5185 (Target::do_make_elf_object_implementation): New.
5186 (Target::do_make_elf_object): New.
5187 * target.h (Target::make_elf_object): New template declaration.
5188 (Target::do_make_elf_object): New method declarations.
5189 (Target::do_make_elf_object_implementation): New template declaration.
5191 2009-08-14 Ian Lance Taylor <iant@google.com>
5193 * gold.h (FUNCTION_NAME): Define.
5194 (gold_unreachable): Use FUNCTION_NAME.
5196 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5198 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5199 symbol in the --keep-unique list is not found.
5201 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5203 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5204 been maked as --keep-unique.
5205 (Icf::unfold_section): New function.
5206 * icf.h (Icf::unfold_section): New function.
5207 * options.h (General_options::keep_unique): New option.
5208 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5209 * testsuite/Makefile.in: Regenerate.
5210 * testsuite/icf_keep_unique_test.sh: New file.
5211 * testsuite/icf_keep_unique_test.cc: New file.
5213 2009-08-12 Cary Coutant <ccoutant@google.com>
5216 * resolve.cc (Symbol_table::resolve): Check for references from
5217 dynamic objects to hidden and internal symbols.
5218 * testsuite/Makefile.am (hidden_test.sh): New test.
5219 * testsuite/Makefile.in: Regenerate.
5220 * testsuite/hidden_test.sh: New script.
5221 * testsuite/hidden_test_1.c: New test source.
5222 * testsuite/hidden_test_main.c: New test source.
5224 2009-08-11 Doug Kwan <dougkwan@google.com>
5226 * arm.cc: Update comments.
5227 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5228 segment to locate the .ARM.exidx section if present.
5230 2009-08-09 Doug Kwan <dougkwan@google.com>
5232 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5235 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5236 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5239 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5241 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5242 valid tls_segment only for non-debug-section relocations.
5243 * testsuite/Makefile.am: Add gc_tls_test.
5244 * testsuite/Makefile.in: Regenerate.
5245 * testsuite/gc_tls_test.cc: New file.
5246 * testsuite/gc_tls_test.sh: New file.
5248 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5252 * Makefile.am (CCFILES): Add icf.cc.
5254 * Makefile.in: Regenerate.
5255 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5256 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5257 section, symbol and addend information for the relocs.
5258 * gold.cc (queue_middle_tasks): Call identical code folding.
5259 * gold.h: Add defines for multimap.
5260 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5261 to the call of finalize_local_symbols.
5262 * main.cc (main): Create object of class Icf.
5263 * object.cc (Sized_relobj::do_layout): Allow this function to be
5264 called twice during icf.
5265 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5266 to sections marked as identical by icf.
5267 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5269 (Sized_relobj::do_section_entsize): New function.
5270 * object.h (Object::section_entsize): New function.
5271 (Object::do_section_entsize): New pure virtual function.
5272 (Relobj::finalize_local_symbols): Add new parameter.
5273 (Relobj::do_section_entsize): New function.
5274 * options.h (General_options::icf): New option.
5275 (General_options::icf_iterations): New option.
5276 (General_options::print_icf_sections): New option.
5277 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5278 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5279 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5281 * symtab.cc (Symbol_table::is_section_folded): New function.
5282 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5283 to sections marked as identical by icf.
5284 * symtab.h (Symbol_table::set_icf): New function.
5285 (Symbol_table::icf): New function.
5286 (Symbol_table::is_section_folded): New function.
5287 (Symbol_table::icf_): New data member.
5288 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5289 * testsuite/Makefile.am: Add commands to build icf_test.
5290 * testsuite/Makefile.in: Regenerate.
5291 * testsuite/icf_test.sh: New file.
5292 * testsuite/icf_test.cc: New file.
5294 2009-07-24 Chris Demetriou <cgd@google.com>
5296 * layout.cc (is_compressible_debug_section): Fix incorrect
5297 comment about compressed section names.
5299 2009-07-20 Ian Lance Taylor <ian@airs.com>
5302 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5304 2009-07-16 Ian Lance Taylor <iant@google.com>
5307 * layout.h: #include <map>.
5308 (class Kept_section): Change from struct to class. Add accessors
5309 and setters. Add section size to Comdat_group mapping. Change
5310 Comdat_group to std::map. Add is_comdat_ field. Add
5311 linkonce_size field in union.
5312 (class Layout): Update declaration of find_or_add_kept_section.
5313 Don't declare find_kept_object.
5314 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5315 parameter. Add object, shndx, is_comdat, and is_group_name
5316 parameters. Change all callers. Adjust for new Kept_section.
5317 (Layout::find_kept_object): Remove.
5318 * object.cc (Sized_relobj::include_section_group): Update use of
5319 Kept_section. Rename secnum to shndx. Only record
5320 Kept_comdat_section if sections are the same size.
5321 (Sized_relobj::include_linkonce_section): Update use of
5322 Kept_section. Only record Kept_comdat_section if sections are the
5323 same size. Set size of linkonce section.
5324 (Sized_relobj::map_to_kept_section): Update call to
5325 get_kept_comdat_section.
5326 * object.h (class Sized_relobj): Rename fields in
5327 Kept_comdat_section to drop trailing underscores; change object
5328 field to Relobj*. Change Kept_comdat_section_table to store
5329 struct rather than pointer.
5330 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5331 Add kept_object and kept_shndx parameters. Change all callers.
5332 (Sized_relobj::get_kept_comdat_section): Change return type to
5333 bool. Add kept_object and kept_shndx parameters. Change all
5335 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5336 Layout::find_or_add_kept_section.
5338 2009-07-09 Ian Lance Taylor <iant@google.com>
5340 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5341 Reserve space in the hash table.
5343 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5345 * fileread.cc (File_read::get_mtime): New method.
5346 * fileread.h (Timespec): New structure.
5347 (File_read::get_mtime): New method.
5348 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5349 Renamed from timestamp_nsec.
5350 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5352 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5354 (Incremental_inputs::report_archive): Save mtime; style fix.
5355 (Incremental_inputs::report_obejct): Save mtime; style fix.
5356 (Incremental_inputs::report_script): Save mtime; style fix.
5357 (Incremental_inputs::finalize_inputs): Style fix.
5358 (Incremental_inputs::finalize): Style fix.
5359 (Incremental_inputs::create_input_section_data): Store inputs
5361 * incremental.h (Incremental_inputs::report_script): Add mtime
5363 (Incremental_inputs::Input_info::Input_info): Intialize only one
5365 (Incremental_inputs::Input_info::archive): Move to nameless
5367 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5368 (Incremental_inputs::Input_info::script): Move to nameless union.
5369 (Incremental_inputs::mtime): New field.
5370 * script.cc (read_input_script): Pass file mtime to
5372 * script.h (Script_info::inputs): Style fix.
5374 2009-07-01 Ian Lance Taylor <ian@airs.com>
5376 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5379 2009-06-24 Ian Lance Taylor <iant@google.com>
5382 * layout.cc (Layout::choose_output_section): If we find an
5383 existing section, update the flags.
5384 (Layout::create_notes): New function, broken out of
5386 (Layout::finalize): Don't create note sections.
5387 (Layout::create_note): Don't crash if linker script discards
5389 (Layout::create_gold_note): Likewise.
5390 (Layout::create_build_id): Likewise. Don't set
5391 after_input_sections on the section.
5392 (Layout::create_executable_stack_info): Remove target parameter.
5394 * layout.h (class Layout): Declare create_notes. Update
5395 declaration of create_executable_stack_info.
5396 * gold.cc (queue_middle_tasks): Call create_notes.
5397 * output.cc (Output_section::update_flags_for_input_section): Move
5398 here from output.h. If SHF_ALLOC flag is newly set, mark address
5400 * output.h (Output_data::mark_address_invalid): New function.
5401 (class Output_section): Only declare, not define,
5402 update_flags_for_input_section. Remove set_flags.
5404 2009-06-24 Ian Lance Taylor <iant@google.com>
5406 * script-sections.cc (Output_section_definition::
5407 set_section_addresses): Rename shadowing local load_address to
5410 2009-06-24 Ian Lance Taylor <iant@google.com>
5413 * reloc.cc (relocate_sections): Skip empty relocation sections.
5415 2009-06-23 Ian Lance Taylor <iant@google.com>
5418 * layout.cc (Layout::create_note): Use choose_output_section
5419 rather than make_output_section.
5421 2009-06-23 Ian Lance Taylor <iant@google.com>
5424 * options.cc (General_options::parse_V): Set printed_version_.
5425 (General_options::General_options): Initialize printed_version_.
5426 * options.h (class General_options): Add printed_version_ field.
5427 * gold.cc (queue_initial_tasks): If there are no input files,
5428 don't give a fatal error if we printed the version information.
5429 (queue_middle_tasks): If using -r with a shared object, give a
5430 fatal error rather than an ordinary error.
5432 2009-06-23 Ian Lance Taylor <iant@google.com>
5435 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5436 (Layout::make_output_section): Set have_stabstr_section_ if we see
5437 a .stab*str section.
5438 (Layout::finalize): Call link_stabs_sections.
5439 (Layout::link_stabs_sections): New file.
5440 * layout.h (class Layout): Add have_stabstr_section_ field.
5441 Declare link_stabs_sections.
5443 2009-06-23 Doug Kwan <dougkwan@google.com>
5445 * Makefile.am (libgold_a_LIBADD): New.
5446 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5447 * Makefile.in: Regenerate.
5448 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5449 * configure: Regenerate.
5450 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5451 * fileread.cc: Include sys/state.h
5452 * gold.h: Declare memmem and strndup if found missing.
5453 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5455 2009-06-23 Ian Lance Taylor <iant@google.com>
5457 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5458 * configure: Rebuild.
5460 2009-06-23 Ian Lance Taylor <iant@google.com>
5463 * object.cc (Object::section_contents): Don't try to get a view if
5464 the section has length zero.
5465 (Object::handle_gnu_warning_section): If the section is empty, use
5466 the name of the section as the warning.
5468 2009-06-23 Ian Lance Taylor <iant@google.com>
5471 * stringpool.h (class Stringpool_template): Add optimize_ field.
5472 (Stringpool_template::set_optimize): New function.
5473 * stringpool.cc (Stringpool_template::Stringpool_template):
5474 Initialize optimize_ field.
5475 (Stringpool_template::set_string_offsets): Test local optimize
5476 fild rather than parameter.
5477 * layout.cc (Layout::Layout): Call set_optimize on the section
5480 2009-06-22 Ian Lance Taylor <iant@google.com>
5483 * yyscript.y: Parse TARGET.
5484 * script.cc (script_set_target): New function.
5485 * script-c.h (script_set_target): Declare.
5486 * options.cc (General_options::string_to_object_format): Rename
5487 from string_to_object_format in anonymous namespace. Change
5489 * options.h (class General_options): Declare
5490 string_to_object_format.
5492 2009-06-22 Ian Lance Taylor <iant@google.com>
5494 * script-sections.cc (Script_sections::create_segments): Don't put
5495 program headers in a PT_LOAD segment if -n or -N.
5497 2009-06-22 Ian Lance Taylor <iant@google.com>
5500 * options.h (class General_options): Add -z lazy and -z now. Sort
5501 -z options into alphabetical order.
5502 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5504 2009-06-21 Ian Lance Taylor <iant@google.com>
5506 * layout.cc (Layout::make_output_section): Call
5507 Target::new_output_section.
5508 (Layout::attach_allocated_section_to_segment): Put large section
5509 sections in a separate load segment with the large segment flag
5511 (Layout::segment_precedes): Sort large data segments after other
5513 (align_file_offset): New static function.
5514 (Layout::set_segment_offsets): Use align_file_offset.
5515 * output.h (class Output_section): Add is_small_section_ and
5516 is_large_section_ fields.
5517 (Output_section::is_small_section): New function.
5518 (Output_section::set_is_small_section): New function.
5519 (Output_section::is_large_section): New function.
5520 (Output_section::set_is_large_section): New function.
5521 (Output_section::is_large_data_section): New function.
5522 (class Output_segment): Add is_large_data_segment_ field.
5523 (Output_segment::is_large_data_segment): New function.
5524 (Output_segment::set_is_large_data_segment): New function.
5525 * output.cc (Output_section::Output_section): Initialize new
5527 (Output_segment::Output_segment): Likewise.
5528 (Output_segment::add_output_section): Add assertion that large
5529 data sections always go in large data segments. Force small data
5530 sections to the end of the list of data sections. Force small BSS
5531 sections to the start of the list of BSS sections. For large BSS
5532 sections to the end of the list of BSS sections.
5533 * symtab.h (class Symbol): Declare is_common_shndx.
5534 (Symbol::is_defined): Check Symbol::is_common_shndx.
5535 (Symbol::is_common): Likewise.
5536 (class Symbol_table): Define enum Commons_section_type. Update
5537 declarations. Add small_commons_ and large_commons_ fields.
5538 * symtab.cc (Symbol::is_common_shndx): New function.
5539 (Symbol_table::Symbol_table): Initialize new fields.
5540 (Symbol_table::add_from_object): Put small and large common
5541 symbols in the right list.
5542 (Symbol_table::sized_finalized_symbol): Check
5543 Symbol::is_common_shndx.
5544 (Symbol_table::sized_write_globals): Likewise.
5545 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5546 common symbol lists. Don't call do_allocate_commons_list if the
5548 (Symbol_table::do_allocate_commons_list): Remove is_tls
5549 parameter. Add comons_section_type parameter. Change all
5550 callers. Handle small and large common symbols.
5551 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5552 Symbol::is_common_shndx.
5553 * resolve.cc (symbol_to_bits): Likewise.
5554 * target.h (Target::small_common_shndx): New function.
5555 (Target::small_common_section_flags): New function.
5556 (Target::large_common_shndx): New function.
5557 (Target::large_common_section_flags): New function.
5558 (Target::new_output_section): New function.
5559 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5560 small_common_section_flags, and large_common_section_flags
5562 (Target::do_new_output_section): New virtual function.
5563 * arm.cc (Target_arm::arm_info): Initialize new fields.
5564 * i386.cc (Target_i386::i386_info): Likewise.
5565 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5567 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5568 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5569 (Target_x86_64::do_new_output_section): New function.
5570 * configure.ac: Define conditional MCMODEL_MEDIUM.
5571 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5572 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5573 (large_LDFLAGS): Define.
5574 * testsuite/large.c: New file.
5575 * testsuite/testfile.cc (Target_test::test_target_info):
5576 Initialize new fields.
5577 * configure, testsuite/Makefile.in: Rebuild.
5579 2009-06-05 Doug Kwan <dougkwan@google.com>
5581 * Makefile.am (CCFILES): Add target.cc.
5582 * Makefile.in: Regenerate.
5583 * i386.cc (class Target_i386): Define new virtual method to
5584 override do_is_local_label_name in parent.
5585 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5586 local symbols if --discard-locals or -X is given.
5587 * options.h (class General_options): Declare new options
5588 '--discard-locals' and '-X' for discarding locals.
5589 * target.h (class Target): Define new methods is_local_label_name.
5590 Declare new virtual method do_is_local_label_name.
5591 * target.cc: New file.
5592 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5593 (check_SCRIPTS): Add discard_locals_test.sh.
5594 (check_DATA): Add discard_local_tests.syms.
5595 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5596 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5597 * testsuite/Makefile.in: Regenerate.
5598 * testsuite/discard_locals_test.c: New file.
5599 * testsuite/discard_locals_test.sh: Same.
5601 2009-06-05 Doug Kwan <dougkwan@google.com>
5603 * object.cc (Sized_relobj::Sized_relobj): Initialize
5604 discarded_eh_frame_shndx_ to -1U.
5605 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5607 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5608 a discarded .eh_frame section.
5609 (Sized_relobj::do_finalize_local_symbols): Ditto.
5610 * object.h (class Sized_relobj): Declare new member
5611 discarded_eh_frame_shndx_.
5612 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5613 (local_labels_test.o, local_labels_test): New rules.
5614 * testsuite/Makefile.in: Regenerate.
5616 2009-06-04 Doug Kwan <dougkwan@google.com>
5618 * layout.cc (Layout::section_name_mapping): Add mapping for
5619 special ARM sections.
5621 2009-06-03 Doug Kwan <dougkwan@google.com>
5623 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5624 (utils::has_overflow): Same.
5626 2009-06-03 Ian Lance Taylor <iant@google.com>
5628 * layout.cc (Layout::section_name_mapping): New array, replacing
5629 Layout::linkonce_mapping.
5630 (Layout::section_name_mapping_count): New variable, replacing
5631 Layout::linkonce_mapping_count.
5632 (Layout::linkonce_output_name): Remove.
5633 (Layout::output_section_name): Rewrite.
5634 * layout.h (class Layout): Rename Linkonce_mapping to
5635 Section_name_mapping, linkonce_mapping to section_name_mapping,
5636 linkonce_mapping_count to section_name_mapping_count. Don't
5637 declare linkonce_output_name.
5639 2009-06-03 Doug Kwan <dougkwan@google.com>
5641 * gold/arm.cc (namespace utils): New.
5642 (Target_arm::reloc_is_non_pic): Define new method.
5643 (class Arm_relocate_functions): New.
5644 (Target_arm::Relocate::relocate): Handle relocation types used by
5647 2009-06-03 Ian Lance Taylor <iant@google.com>
5649 * arm.cc (Target_arm::scan::global): Use || instead of |.
5651 2009-06-02 Doug Kwan <dougkwan@google.com>
5653 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5654 issued_non_pic_error_.
5655 (class Target_arm::Scan): Declare new method check_non_pic.
5656 Define new method symbol_needs_plt_entry.
5657 Declare new data member issued_non_pic_error_.
5658 (class Target_arm::Relocate): Declare new method
5659 should_apply_static_reloc.
5660 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5661 (Target_arm::Scan::check_non_pic): Define new method.
5662 (Target_arm::Scan::local): Handle a small subset of reloc types used
5664 (Target_arm::Scan::local): Same.
5665 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5667 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5669 * incremental.cc (Incremental_inputs::report_command_line): Filter
5670 out --incremental-* options.
5672 2009-05-29 Doug Kwan <dougkwan@google.com>
5674 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5676 (class Target_arm): Update comment.
5677 (Target_arm::Target_arm): Initialize new data members GOT_,
5678 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5679 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5680 and Target_arm::rel_dyn_section.
5681 Declare new_enum Target_arm::Got_type.
5682 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5684 Update commments for member do_dynsym_value.
5685 (Target_arm::got_size, Target_arm::plt_section,
5686 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5687 new methods inside class defintion.
5688 (Target_arm::got_section): Define new method.
5689 (Target_arm::rel_dyn_section): Same.
5690 (Output_data_plt_arm): New template class.
5691 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5692 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5693 (Output_data_plt_arm::add_entry): Same.
5694 (Output_data_plt_arm::first_plt_entry): Define new
5695 static data member for PLT instruction template.
5696 (Output_data_plt_arm::plt_entry): Same.
5697 (Output_data_plt_arm::do_write): Define new method.
5698 (Target_arm::make_plt_entry): Same.
5699 (Target_arm::do_finalize_sections): Same.
5700 (Target_arm::do_dynsym_value): Same.
5702 2009-05-28 Doug Kwan <dougkwan@google.com>
5704 * Makefile.am (TARGETSOURCES): Add arm.cc.
5705 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5706 * Makefile.in: Regenerate.
5708 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5710 2009-05-26 Doug Kwan <dougkwan@google.com>
5712 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5713 (General_options::check_excluded_libs): Strip off directories in
5714 archive name before matching like GNU ld does.
5715 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5716 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5717 (exclude_libs_test_LDFLAGS): Add linker option
5718 -Wl,--exclude-libs,libexclude_libs_test_3
5719 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5720 an explicit archive without using -l.
5721 (alt/libexclude_libs_test_3.a): New make rule.
5722 * testsuite/Makefile.in: Regenerate.
5723 * testsuite/exclude_libs_test.c : Declare lib3_default().
5725 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5726 * exclude_libs_test_3.c: New file.
5728 2009-05-26 Nick Clifton <nickc@redhat.com>
5730 * po/id.po: New Indonesian translation.
5731 * po/gold.pot: Updated template file.
5733 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5735 * testsuite/Makefile.am: Add -ffunction-sections to compile
5736 gc_comdat_test files. Add -Wl,--gc-sections to build
5738 * testsuite/Makefile.in: Regenerate.
5739 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5741 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5743 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5744 kept comdat section was garbage collected.
5745 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5746 * testsuite/Makefile.in: Regenerate.
5747 * testsuite/gc_comdat_test.sh: New file.
5748 * testsuite/gc_comdat_test_1.cc: New file.
5749 * testsuite/gc_comdat_test_2.cc: New file.
5751 2009-05-19 Doug Kwan <dougkwan@google.com>
5753 * archive.cc (Archive::Archive): Move constructor from archive.h
5754 to here. Initialize no_export_.
5755 (Archive::get_elf_object_for_member): Set no_export flag of object.
5756 * archive.h (Archive::Archive): Move constructor body to
5758 (Archive::no_export): New method.
5759 (Archive::no_export_): New field.
5760 * object.h (Object::Object): Initialize no_export_ to false.
5761 (Object::no_export, Object::set_no_export): New methods.
5762 (Object::no_export_): New field.
5763 * options.cc (General_options::parse_exclude_libs): New method.
5764 (General_options::check_excluded_libs) Same.
5765 * options.h (exclude_libs): New option.
5766 (General_options::check_excluded_libs): New method declaration.
5767 (General_options::excluded_libs_): New field.
5768 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5769 default or protected visibility if an object has no-export flag set.
5770 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5771 (check_SCRIPTS): Add exclude_libs_test.sh.
5772 (check_DATA): Add exclude_libs_test.syms.
5773 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5774 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5775 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5776 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5777 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5778 libexclude_libs_test_2.a): New rules.
5779 * testsuite/Makefile.in: Regenerate.
5780 * testsuite/exclude_libs_test.c: New file.
5781 * testsuite/exclude_libs_test.sh: Ditto.
5782 * testsuite/exclude_libs_test_1.c: Ditto.
5783 * testsuite/exclude_libs_test_2.c: Ditto.
5785 2009-05-15 Ian Lance Taylor <iant@google.com>
5787 * configure.ac: Check for declarations for cases where libiberty.h
5788 checks HAVE_DECL_xxx.
5789 * configure, config.in: Rebuild.
5791 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5793 * gold.h (Incremental_argument_list): Remove (invalid) forward
5795 * incremental.cc (Incremental_inputs::report_achive): New method.
5796 (Incremental_inputs::report_object): New method.
5797 (Incremental_inputs::report_script): New method.
5798 (Incremental_inputs::finalize_inputs): New method.
5799 (Incremental_inputs::finalize): Call finalize_inputs().
5800 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5801 Create inputs entries.
5802 * incremental.h (Incremental_input_type): New enum.
5803 (Incremental_inputs::Incremental_input): Initialize new fields.
5804 (Incremental_inputs::report_inputs): New method.
5805 (Incremental_inputs::report_achive): New method.
5806 (Incremental_inputs::report_object): New method.
5807 (Incremental_inputs::report_script): New method.
5808 (Incremental_inputs::finalize_inputs): New method.
5809 (Incremental_inputs::Input_info): New struct.
5810 (Incremental_inputs::Input_info_map): New typedef.
5811 (Incremental_inputs::lock_): New field.
5812 (Incremental_inputs::Inputs_): New field.
5813 (Incremental_inputs::Inputs_map): New field.
5814 * main.cc (main): Call Incremental_input::report_inputs.
5815 * options.h (Input_argument_list): Typedef moved from
5817 (Input_file_group::Files): Remove, use ::Input_argument_list.
5818 (Input_file_group::Input_argument_list): Remove, use
5819 ::Input_argument_list.
5820 * plugin.cc (Plugin_manager::add_input_file): Add error in
5822 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5824 * script.cc (read_input_script): Call
5825 Incremental_input::report_script.
5826 * script.h (Script_info): New class.
5828 2009-04-27 Ian Lance Taylor <iant@google.com>
5830 * x86_64.cc (do_adjust_output_section): Set entsize to
5833 2009-04-23 Elliott Hughes <enh@google.com>
5835 * output.cc (Output_file::close): After short writes, continue
5836 writing from the correct offset in the buffer being written.
5838 2009-04-23 Chris Demetriou <cgd@google.com>
5840 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5841 * configure: Regenerate.
5842 * config.in: Regenerate.
5843 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5844 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5846 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5848 * incremental.cc (Incremental_inputs_header_data): Renamed from
5849 Incremental_input_header_data.
5850 (Incremental_inputs_header_data::data_size): New field.
5851 (Incremental_inputs_header_data::put_input_file_count): Renamed
5852 from input_file_count.
5853 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5854 from command_line_offset.
5855 (Incremental_inputs_header_data::put_reserved): Renamed from
5857 (Incremental_inputs_entry_data): Renamed from
5858 Incremental_input_entry_data.
5859 (Incremental_inputs_entry_data::data_size): New field.
5860 (Incremental_inputs::report_command_line): New method.
5861 (Incremental_inputs::finalize): New method.
5862 (Incremental_inputs::create_incremental_inputs_data): New method.
5863 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5864 * incremental.h: New file.
5865 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5866 (Layout::finalize): Create incremental inputs section in
5868 (Layout::create_incremental_info_sections): New method.
5869 * layout.h (Layout::incremental_inputs): New method.
5870 (Layout::create_incremental_info_sections): New method.
5871 (Layout::incremental_inputs_): New field.
5872 * main.cc (main): Notify Incremental_input of the command line.
5874 2009-04-01 Ian Lance Taylor <iant@google.com>
5875 Mikolaj Zalewski <mikolajz@google.com>
5877 * gold.h (reserve_unordered_map): Define, three versions, one for
5878 each version of Unordered_map.
5879 * layout.cc (Layout::Layout): Remove options parameter. Add
5880 number_of_input_files parameter. Don't initialize options_.
5881 Initialize number_of_input_files_ and resized_signatures_. Move
5882 sections_are_attached_.
5883 (Layout::layout_group): Reserve space for group_signatures_.
5884 (Layout::find_or_add_kept_section): Change name parameter to be a
5885 reference. Resize signatures_ map when it gets large enough.
5886 (Layout::layout_eh_frame): Use parameters->options() instead of
5888 (Layout::make_output_section): Likewise.
5889 (Layout::attach_allocated_section_to_segment): Likewise.
5890 (Layout::finalize, Layout::create_executable_stack): Likewise.
5891 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5892 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5893 * layout.h (class Layout): Update declarations. Remove options_
5894 field. Add number_of_input_files_ and resized_signatures_
5895 fields. Move sections_are_attached_ field.
5896 * main.cc (main): Pass number of input files to Layout
5897 constructor. Don't pass options.
5899 2009-03-30 Ian Lance Taylor <iant@google.com>
5901 * ffsll.c (ffsll): Correct implementation.
5903 2009-03-27 Ian Lance Taylor <iant@google.com>
5905 * ffsll.c: New file.
5906 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5907 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5908 * ftruncate.c (ftruncate): Declare before definition.
5909 * mremap.c (mremap): Likewise.
5910 * pread.c (pread): Likewise.
5911 * configure, Makefile.in, config.in: Rebuild.
5913 * mremap.c: New file.
5914 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5915 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5916 (mremap): Declare if HAVE_MREMAP is not defined.
5917 * configure, Makefile.in, config.in: Rebuild.
5919 2009-03-27 Cary Coutant <ccoutant@google.com>
5921 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5922 position independent.
5923 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5924 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5926 2009-03-24 Cary Coutant <ccoutant@google.com>
5928 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5930 (needs_dynamic_reloc): Likewise.
5932 2009-03-24 Ian Lance Taylor <iant@google.com>
5934 * yyscript.y (file_cmd): Recognize EXTERN.
5935 (extern_name_list, extern_name_list_body): New nonterminals.
5936 * script.cc (script_add_extern): Define.
5937 * script-c.h (script_add_extern): Declare.
5939 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5941 * object.cc (is_elf_object): Define.
5942 * object.h (is_elf_object): Declare.
5943 * archive.cc (Archive::get_elf_object_for_member): Call
5945 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5947 2009-03-24 Elliott Hughes <enh@google.com>
5949 * output.cc (Output_file::map_anonymous): Define.
5950 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5951 try an anonymous one. Report the size if the mmap fails.
5952 * output.h (class Output_file): Declare map_anonymous.
5954 2009-03-24 Ian Lance Taylor <iant@google.com>
5956 * target-select.cc (instantiate_target): Don't acquire the lock if
5957 the instantiated_target_ field has already been set.
5959 2009-03-23 Ian Lance Taylor <iant@google.com>
5961 * gold-threads.h (class Initialize_lock): Define.
5962 * gold-threads.cc (class Initialize_lock_once): Define.
5963 (initialize_lock_control): New static variable.
5964 (initialize_lock_pointer): New static variable.
5965 (initialize_lock_once): New static function.
5966 (Initialize_lock::Initialize_lock): Define.
5967 (Initialize_lock::initialize): Define.
5968 * target-select.h: Include "gold-threads.h".
5969 (class Target_selector): Add lock_ and initialize_lock_ fields.
5970 Don't define instantiate_target, just declare it.
5971 * target-select.cc (Target_selector::Target_selector): Initialize
5973 (Target_selector::instantiate_target): Define.
5974 * descriptors.h: Include "gold-threads.h".
5975 (class Descriptors): Add initialize_lock_ field.
5976 * descriptors.cc (Descriptors::Descriptors): Initialize new
5978 (Descriptors::open): Use initialize_lock_ field
5979 * errors.h (class Errors): Add initialize_lock_ field.
5980 * errors.cc (Errors::Errors): Initialize new field.
5981 (Errors::initialize_lock): Use initialize_lock_ field.
5982 * powerpc.cc (class Target_selector_powerpc): Remove
5983 instantiated_target_ field. In do_recognize call
5984 instantiate_target rather than do_instantiate_target. In
5985 do_instantiate_target just allocate a new target.
5986 * sparc.cc (class Target_selector_sparc): Likewise.
5988 * freebsd.h: New file.
5989 * i386.cc: Include "freebsd.h".
5990 (Target_i386): Derive from Target_freebsd rather than
5992 (Target_selector_i386): Derive from Target_selector_freebsd rather
5993 than Target_selector.
5994 * x86_64.cc: Include "freebsd.h".
5995 (Target_x86_64): Derive from Target_freebsd rather than
5997 (Target_selector_x86_64): Derive from Target_selector_freebsd
5998 rather than Target_selector.
5999 * target.h (class Target): Add adjust_elf_header and
6000 do_adjust_elf_header.
6001 * output.cc (Output_file_header:: do_sized_write): Call target
6002 adjust_elf_header routine.
6003 * configure.tgt: Set targ_osabi.
6004 * configure.ac: Define GOLD_DEFAULT_OSABI.
6005 * parameters.cc (Parameters::default_target): Pass
6006 GOLD_DEFAULT_OSABI to select_target.
6007 * target-select.h (class Target_selector): Make instantiate_target
6008 protected rather than private.
6009 * Makefile.am (HFILES): Add freebsd.h.
6010 * configure, Makefile.in, config.in: Rebuild.
6012 * merge.cc (do_add_input_section): Correct pend value. Change
6013 message about last entry not being null terminated from error to
6016 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6018 * incremental.cc: New file.
6019 * Makefile.am (CCFILES): Add incremental.cc.
6020 * Makefile.in: Rebuild.
6022 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6024 * layout.cc (Layout::output_section_name): Preserve names
6025 of '.note.' sections.
6027 2009-03-19 Ian Lance Taylor <iant@google.com>
6029 * descriptors.cc (Descriptors::open): Check that the options are
6030 valid before using them.
6032 2009-03-18 Ian Lance Taylor <iant@google.com>
6034 * script-sections.h: Include <list>.
6035 (class Script_sections): Change Sections_elements from std::vector
6036 to std::list. Typedef public Elements_iterator. Add
6037 orphan_section_placement_, data_segment_align_start_, and
6038 saw_data_segment_align_ fields. Remove data_segment_align_index_
6040 * script-sections.cc (class Orphan_section_placement): New class.
6041 (class Sections_element): Add virtual functions is_relro and
6042 orphan_section_init. Remove virtual function place_orphan_here.
6043 (class Output_section_definition): Add is_relro and
6044 orphan_section_init. Remove place_orphan_here.
6045 (class Orphan_output_section): Likewise.
6046 (Script_sections::Script_sections): Update for field changes.
6047 (Script_sections::data_segment_align): Set saw_data_segment_align_
6048 and data_segment_align_start_, not data_segment_align_index.
6049 (Script_sections::data_segment_relro_end): Check
6050 saw_data_segment_align_. Use data_segment_align_start_ rather
6051 than data_segment_align_index_.
6052 (Script_sections::place_orphan): Rewrite to use
6053 Orphan_section_placement.
6055 2009-03-17 Ian Lance Taylor <iant@google.com>
6057 * archive.cc (Archive::add_symbols): Check for a version attached
6058 to the symbol name in the archive map.
6059 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6060 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6061 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6062 (ver_test_11.a): New target.
6063 * testsuite/Makefile.in: Rebuild.
6065 * configure.ac: Check for chsize and posix_fallocate. Replace
6067 * ftruncate.c: New file, from gnulib.
6068 * output.cc (posix_fallocate): Define dummy version if not
6069 HAVE_POSIX_FALLOCATE.
6070 (Output_file::map): Call posix_fallocate rather than lseek and
6072 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6073 * configure, Makefile.in, config.in: Rebuild.
6075 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6077 * layout.h (Layout::create_note): Add section_name parameter.
6078 * layout.cc (Layout::create_note): Likewise.
6079 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6081 2009-03-17 Ian Lance Taylor <iant@google.com>
6083 * descriptors.cc: Include "options.h".
6084 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6085 (Descriptors::open): Always use O_CLOEXEC when opening a new
6086 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6087 then set FD_CLOEXEC.
6089 * sparc.cc (class Target_sparc): Add has_got_section.
6090 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6091 make sure we have a GOT section.
6093 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6094 (Target_sparc::Scan::local): Likewise.
6095 (Target_sparc::Scan::global): Likewise.
6096 (Target_sparc::Relocate::relocate): Likewise.
6097 (Target_sparc::Relocate::relocate_tls): Likewise.
6099 * symtab.cc (Symbol_table::define_default_version): New function,
6100 broken out of add_from_object.
6101 (Symbol_table::add_from_object): Call define_default_version.
6102 (Symbol_table::define_special_symbol): Add resolve_oldsym
6103 parameter. Change all callers. If the version for a symbol comes
6104 from a version script, resolve it with the symbol with the same
6105 name with no version. Also add the symbol without a version if
6107 (do_define_in_output_data): If resolving with oldsym, don't delete
6109 (do_define_in_output_segment): Likewise.
6110 (do_define_as_constant): Likewise.
6111 * symtab.h (class Symbol_table): Update declarations.
6113 2009-03-13 Ian Lance Taylor <iant@google.com>
6115 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6116 (Read_symbols::requeue): New function.
6117 (Read_symbols::do_read_symbols): If make_elf_object fails because
6118 the target type is not configured, and the file was searched for,
6119 issue a warning and retry with the next directory.
6120 (Add_symbols::run): If the file has an incompatible format, and
6121 it was searched for, requeue the Read_symbols task. On error,
6123 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6124 dirindex parameter to constructor. Change all callers. Declare
6125 incompatible_warning and requeue.
6126 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6127 input_argument_ and input_group_ fields. Add them to
6128 constructor. Change all callers.
6129 (class Read_script): Add dirindex_ field. Add it to constructor.
6131 * archive.cc (Archive::setup): Remove input_objects parameter.
6133 (Archive::get_file_and_offset): Likewise.
6134 (Archive::read_all_symbols): Likewise.
6135 (Archive::read_symbols): Likewise.
6136 (Archive::get_elf_object_for_member): Remove input_objects
6137 parameter. Add punconfigured parameter. Change all callers.
6138 (Archive::add_symbols): Change return type to bool. Check return
6139 value of include_member.
6140 (Archive::include_all_members): Likewise.
6141 (Archive::include_member): Change return type to bool. Return
6142 false if first included object has incompatible target. Set
6143 included_member_ field.
6144 (Add_archive_symbols::run): If add_symbols returns false, requeue
6146 * archive.h (class Archive): Add included_member_ field.
6147 Initialize it in constructor. Add input_file and searched_for
6148 methods. Update declarations.
6149 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6150 input_argument_ fields. Add them to constructor. Change all
6152 * script.cc: Include "target-select.h".
6153 (class Parser_closure): Add skip_on_incompatible_target_ and
6154 found_incompatible_target_ fields. Add
6155 skip_on_incompatible_target parameter to constructor. Change all
6156 callers. Add methods skip_on_incompatible_target,
6157 clear_skip_on_incompatible_target, found_incompatible_target, and
6158 set_found_incompatible_target.
6159 (read_input_script): Add dirindex parameter. Change all callers.
6160 If parser finds an incompatible target, requeue Read_symbols
6162 (script_set_symbol): Clear skip_on_incompatible_target in
6164 (script_add_assertion, script_parse_option): Likewise.
6165 (script_start_sections, script_add_phdr): Likewise.
6166 (script_check_output_format): New function.
6167 * script.h (read_input_script): Update declaration.
6168 * script-c.h (script_check_output_format): Declare.
6169 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6170 (ignore_cmd): Remove OUTPUT_FORMAT.
6171 * fileread.cc (Input_file::Input_file): Add explicit this.
6172 (Input_file::will_search_for): New function.
6173 (Input_file::open): Add pindex parameter. Change all callers.
6174 * fileread.h (class Input_file): Add input_file_argument method.
6175 Declare will_search_for. Update declarations.
6176 * object.cc (make_elf_object): Add punconfigured parameter.
6178 * object.h (class Object): Make input_file public. Add
6179 searched_for method.
6180 (make_elf_object): Update declaration.
6181 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6183 * dirsearch.h (class Dirsearch): Update declaration.
6184 * options.h (class General_options): Add --warn-search-mismatch.
6185 * parameters.cc (Parameters::is_compatible_target): New function.
6186 * parameters.h (class Parameters): Declare is_compatible_target.
6187 * workqueue.cc (Workqueue::add_blocker): New function.
6188 * workqueue.h (class Workqueue): Declare add_blocker.
6190 * fileread.cc (Input_file::open): Remove options parameter.
6192 (Input_file::open_binary): Likewise.
6193 * script.cc (read_input_script): Likewise.
6194 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6195 options parameter from constructor. Change all callers.
6196 (class Read_script): Likewise.
6197 * fileread.h (class Input_file): Update declarations.
6198 * script.h (read_input_script): Update declaration.
6200 2009-03-10 Nick Clifton <nickc@redhat.com>
6202 * po/es.po: New Spanish translation.
6204 2009-03-06 Cary Coutant <ccoutant@google.com>
6206 * options.cc (parse_short_option): Keep dash_z from registering itself.
6208 2009-03-03 Ian Lance Taylor <iant@google.com>
6211 * target-reloc.h (relocate_section): Pass output_section to
6213 * i386.cc (Target_i386::should_apply_static_reloc): Add
6214 output_section parameter. Change all callers.
6215 (Target_i386::Relocate::relocate): Add output_section parameter.
6216 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6217 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6218 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6219 * testsuite/two_file_shared.sh: New script.
6220 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6221 (check_DATA): Add two_file_shared.dbg.
6222 (two_file_shared.dbg): New target.
6223 * testsuite/Makefile.in: Rebuild.
6225 2009-03-01 Ian Lance Taylor <iant@google.com>
6227 * configure.ac: Check for byteswap.h.
6228 * configure: Rebuild.
6229 * config.in: Rebuild.
6231 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6233 * layout.cc (Layout::find_or_add_kept_section): New function.
6234 (Layout::add_comdat): Removed.
6235 * layout.h (struct Kept_section): Move out of class Layout.
6236 Remove trailing underscores from field names. Add group_sections
6237 field. Rename group_ field to is_group. Change all uses.
6238 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6239 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6240 comdat_groups_ field.
6241 (Sized_relobj::include_section_group): Use
6242 find_or_add_kept_section and Kept_section::group_sections.
6243 (Sized_relobj::include_linkonce_section): Likewise.
6244 * object.cc (class Sized_relobj): Don't define Comdat_group or
6245 Comdat_group_table. Remove find_comdat_group and
6246 add_comdat_group. Remove comdat_groups_ field.
6247 * plugin.cc (include_comdat_group): Use
6248 Layout::find_or_add_kept_section.
6250 2009-02-28 Ian Lance Taylor <iant@google.com>
6252 * README: --gc-sections and map files are now supported. Document
6253 some build requirements.
6256 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6257 relocatable link set the value of the section symbol to zero.
6258 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6259 relocatable link don't include the section address in the local
6262 2009-02-27 Ian Lance Taylor <iant@google.com>
6265 * options.h (class Search_directory): Add is_system_directory.
6266 (class General_options): Declare is_in_system_directory.
6267 * options.cc (get_relative_sysroot): Make static.
6268 (get_default_sysroot): Make static.
6269 (General_optoins::is_in_system_directory): New function.
6270 * fileread.cc (Input_file::is_in_system_directory): New function.
6271 * fileread.h (class Input_file): Declare is_in_system_directory.
6272 * object.h (class Object): Add is_in_system_directory.
6273 (class Input_objects): Remove system_library_directory_ field.
6274 * object.cc (Input_objects::add_object): Don't set
6275 system_library_directory_.
6276 (input_objects::found_in_system_library_directory): Remove.
6277 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6278 parameter. Change all callers.
6279 (Symbol_table::sized_write_globals): Likewise.
6280 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6281 Call Object::is_in_system_directory.
6282 * symtab.h (class Symbol_table): Update declarations.
6285 * descriptors.h (Open_descriptor): Add is_on_stack field.
6286 * descriptors.cc (Descriptors::open): If the descriptor is on the
6287 top of the stack, remove it. Initialize is_on_stack field.
6288 (Descriptors::release): Only add pod to stack if it is not on the
6290 (Descriptors::close_some_descriptor): Clear stack_next and
6294 * output.cc (Output_section::find_starting_output_address): Rename
6295 from starting_output_address; add PADDR parameter; change return
6297 * output.h (class Output_section): Declare
6298 find_starting_output_address instead of starting_output_address.
6299 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6300 section symbol for which we can't find a merge section.
6303 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6304 hidden or internal, force the symbol to be local.
6305 * resolve.cc (Symbol::override_visibility): Define.
6306 (Symbol::override_base): Use override_visibility.
6307 (Symbol_table::resolve): Likewise.
6308 (Symbol::override_base_with_special): Likewise.
6309 (Symbol_table::override_with_special): If the visibility is hidden
6310 or internal, force the symbol to be local.
6311 * symtab.h (class Symbol): Add set_visibility and
6312 override_visibility.
6313 * testsuite/ver_test_1.sh: New file.
6314 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6315 (check_DATA): Add ver_test_1.syms.
6316 (ver_test_1.syms): New target.
6317 * testsuite/Makefile.in: Rebuild.
6319 2009-02-25 Cary Coutant <ccoutant@google.com>
6321 * layout.cc (Layout::choose_output_section): Don't rename sections
6322 when using a linker script that has a SECTIONS clause.
6323 * Makefile.in: Regenerate.
6325 * testsuite/Makefile.am (script_test_5.sh): New test case.
6326 * testsuite/Makefile.in: Regenerate.
6327 * testsuite/script_test_5.cc: New file.
6328 * testsuite/script_test_5.sh: New file.
6329 * testsuite/script_test_5.t: New file.
6331 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6333 * archive.cc (Archive::include_member): Update calls to add_symbols.
6334 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6335 the Layout argument.
6336 * dynobj.h (do_add_symbols): Add the Layout argument.
6337 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6339 * object.h (Object::add_symbols): Add the Layout argument.
6340 (Object::do_add_symbols): Add the Layout argument.
6341 (Sized_relobj::do_add_symbols): Add the Layout argument.
6342 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6343 Unify the two versions.
6344 (Add_plugin_symbols): Remove.
6345 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6346 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6347 (Add_plugin_symbols): Remove.
6348 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6349 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6350 (Add_symbols::run): Make it work with Pulginobj.
6352 2009-02-06 Ian Lance Taylor <iant@google.com>
6354 * object.cc (Sized_relobj::do_layout): Make info message start
6355 with lower case letter.
6357 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6359 * binary.cc: Fix file comment.
6361 * options.h (enum Incremental_disposition): Define.
6362 (class General_options): Add new options: --incremental,
6363 --incremental_changed, --incremental_unchanged,
6364 --incremental_unknown. Add incremental_disposition_ and
6365 implicit_incremental_ fields.
6366 (General_options::incremental_disposition): New function.
6367 (class Position_dependent_options): Add incremental_disposition
6369 (Position_dependent_options::copy_from_options): Set incremental
6371 * options.cc (General_options::parse_incremental_changed): New
6373 (General_options::parse_incremental_unchanged): New function.
6374 (General_options::parse_incremental_unknown): New function.
6375 (General_options::General_options): Initialize new fields
6376 incremental_disposition_ and implicit_incremental_.
6377 (General_options::finalize): Check for uasge of --incremental-*
6378 without --incremental.
6380 2009-02-06 Chris Demetriou <cgd@google.com>
6382 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6383 pointer and to report location as the file name associated with
6385 (gold_undefined_symbol_at_location): New function to replace the
6386 old gold_undefined_symbol functionality.
6387 * target-reloc.h (relocate_section): Update to use
6388 gold_undefined_symbol_at_location.
6389 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6390 Call gold_undefined_symbol function rather than gold_error.
6391 * errors.h (Errors::undefined_symbol): Take location as a
6392 string, rather than calculating it from a relocation.
6393 * errors.cc (Errors::fatal): Print "fatal error:" before the
6395 (Errors::error, Errors::error_at_location): Print "error: "
6396 before the formatted message.
6397 (Errors::undefined_symbol): Take location as a string, rather
6398 than calculating it from a relocation.
6399 (gold_undefined_symbol_at_location): New function akin to
6400 old gold_undefined_symbol, calculates location from relocation.
6401 (gold_undefined_symbol): Change to take only a Symbol pointer
6402 and to report location as the file name associated with the symbol.
6403 * testsuite/debug_msg.sh: Update for changed error messages.
6404 * testsuite/undef_symbol.sh: Likewise.
6406 2009-02-04 Duncan Sands <baldrick@free.fr>
6409 * reduced_debug_output.h
6410 (Output_reduced_debug_abbrev_section::failed): Use format for
6412 (Output_reduced_debug_info_section::faild): Likewise.
6414 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6416 * script.cc (Lazy_demangler): New class.
6417 (Version_script_info::get_symbol_version_helper): Demangle a
6420 2009-01-29 Cary Coutant <ccoutant@google.com>
6422 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6424 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6426 2009-01-28 Ian Lance Taylor <iant@google.com>
6428 * version.cc (version_string): Bump to 1.9.
6430 * gold.h: Include <cstring> and <stdint.h>.
6431 * version.cc: Include <cstdio>.
6432 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6434 * reduced_debug_output.cc (insert_into_vector): Rename from
6435 Insert_into_vector; change all callers. Use Swap_unaligned to
6436 avoid aliasing issue; remove union since it is unnecessary.
6438 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6440 * Makefile.am (CCFILES): Add gc.cc.
6442 * Makefile.in: Regenerate.
6443 * gold.cc (Gc_runner): New class.
6444 (queue_initial_tasks): Call garbage collection related tasks
6445 when corresponding options are invoked.
6446 (queue_middle_gc_tasks): New function.
6447 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6448 processed early before laying out sections during garbage collection.
6449 * gold.h (queue_middle_gc_tasks): New function.
6450 (is_prefix_of): Move from "layout.cc".
6451 * i386.cc (Target_i386::gc_process_relocs): New function.
6452 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6453 * main.cc (main): Create object of class "Garbage_collection".
6454 * object.cc (Relobj::copy_symbols_data): New function.
6455 (Relobj::is_section_name_included): New function.
6456 (Sized_relobj::do_layout): Allow this function to be called twice
6457 during garbage collection and defer layout of section during the
6459 * object.h (Relobj::get_symbols_data): New function.
6460 (Relobj::is_section_name_included): New function.
6461 (Relobj::copy_symbols_data): New function.
6462 (Relobj::set_symbols_data): New function.
6463 (Relobj::get_relocs_data): New function.
6464 (Relobj::set_relocs_data): New function.
6465 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6466 (Relobj::gc_process_relocs): New function.
6467 (Relobj::do_gc_process_relocs): New pure virtual function.
6468 (Relobj::sd_): New data member.
6469 (Sized_relobj::is_output_section_offset_invalid): New function.
6470 (Sized_relobj::do_gc_process_relocs): New function.
6471 * options.h (General_options::gc_sections): Modify to not be a no-op.
6472 (General_options::print_gc_sections): New option.
6473 * plugin.cc (Plugin_finish::run): Remove function call to
6474 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6475 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6476 * reloc.cc (Read_relocs::run): Add task to process relocs and
6477 determine unreferenced sections when doing garbage collection.
6478 (Gc_process_relocs): New class.
6479 (Sized_relobj::do_gc_process_relocs): New function.
6480 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6481 sections that are garbage collected.
6482 * reloc.h (Gc_process_relocs): New class.
6483 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6484 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6485 symbols whose corresponding sections are garbage collected.
6486 (Symbol_table::Symbol_table): Add new parameter for the garbage
6488 (Symbol_table::gc_mark_undef_symbols): New function.
6489 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6490 (Symbol_table::gc_mark_dyn_syms): New function.
6491 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6493 (Symbol_table::add_from_object): Likewise.
6494 (Symbol_table::add_from_relobj): When building shared objects, do not
6495 treat externally visible symbols as garbage.
6496 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6497 table information for static and relocatable links.
6498 * symtab.h (Symbol_table::set_gc): New function.
6499 (Symbol_table::gc): New function.
6500 (Symbol_table::gc_mark_undef_symbols): New function.
6501 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6502 (Symbol_table::gc_mark_dyn_syms): New function.
6503 (Symbol_table::gc_): New data member.
6504 * target.h (Sized_target::gc_process_relocs): New pure virtual
6506 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6507 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6509 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6511 * options.h (General_options::gc_sections): Define as a no-op for now.
6512 (General_options::no_keep_memory): Ditto.
6513 (General_options::Bshareable): Define.
6514 * options.cc (General_options::finalize): Honor -Bshareable.
6516 2009-01-20 Andreas Schwab <schwab@suse.de>
6518 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6519 read the value in the contents, since we don't use it. Use the
6520 template endianness when writing.
6521 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6523 2009-01-19 Andreas Schwab <schwab@suse.de>
6525 * configure.tgt (powerpc64-*): Fix targ_obj.
6527 2009-01-15 Ian Lance Taylor <iant@google.com>
6529 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6530 local symbols when stripping all symbols.
6532 2009-01-14 Cary Coutant <ccoutant@google.com>
6534 * output.cc (Output_reloc): Add explicit instantiations.
6536 2009-01-14 Cary Coutant <ccoutant@google.com>
6538 * archive.cc (Archive::get_elf_object_for_member): Remove call
6539 to File_read::claim_for_plugin.
6540 * descriptors.cc (Descriptors::open): Remove reference to
6542 (Descriptors::claim_for_plugin): Remove.
6543 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6544 (Descriptors::is_claimed): Remove.
6545 (claim_descriptor_for_plugin): Remove.
6546 * fileread.cc (File_read::claim_for_plugin): Remove.
6547 * fileread.h (File_read::claim_for_plugin): Remove.
6548 (File_read::descriptor): Reopen descriptor if necessary.
6549 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6550 (Plugin_manager::all_symbols_read): Add task parameter. Change
6552 (Plugin_manager::get_input_file): New function.
6553 (Plugin_manager::release_input_file): New function.
6554 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6555 corresponding data member.
6556 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6557 and pass to base constructor. Change all callers.
6558 (get_input_file, release_input_file): New functions.
6559 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6560 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6561 (Plugin_manager::all_symbols_read): Add task parameter.
6562 (Plugin_manager::get_input_file): New function.
6563 (Plugin_manager::release_input_file): New function.
6564 (Plugin_manager::task_): New data member.
6565 (Pluginobj::Pluginobj): Add filesize parameter.
6566 (Pluginobj::filename): New function.
6567 (Pluginobj::descriptor): New function.
6568 (Pluginobj::filesize): New function.
6569 (Pluginobj::filesize_): New data member.
6570 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6571 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6572 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6574 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6575 with archive libraries.
6576 * testsuite/Makefile.in: Regenerate.
6577 * testsuite/plugin_test.c (struct sym_info): New type.
6578 (get_input_file, release_input_file): New static variables.
6579 (onload): Capture new transfer vector entries.
6580 (claim_file_hook): Stop reading at end of file according to filesize.
6581 Factor out parsing of readelf output into separate function.
6582 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6583 APIs and get the source file name from the symbol table. Convert
6584 source file name to corresponding object file name. Print info
6585 message when adding new input files.
6586 (parse_readelf_line): New function.
6587 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6588 * testsuite/plugin_test_2.sh: Likewise.
6589 * testsuite/plugin_test_3.sh: Likewise.
6590 * testsuite/plugin_test_4.sh: New test case.
6592 2009-01-07 Ian Lance Taylor <iant@google.com>
6594 * version.cc (version_string): Bump to 1.8.
6596 2008-12-23 Cary Coutant <ccoutant@google.com>
6598 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6599 * plugin.cc (Plugin_manager::finish): Rename as
6600 layout_deferred_objects. Move cleanup to separate function.
6601 (Plugin_manager::cleanup): New function.
6602 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6604 * plugin.h (Plugin_manager::finish): Rename as
6605 layout_deferred_objects.
6606 (Plugin_manager::cleanup): New function.
6607 (Plugin_manager::cleanup_done): New field.
6609 2008-12-23 Cary Coutant <ccoutant@google.com>
6611 * plugin.cc (is_visible_from_outside): New function.
6612 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6613 so we don't return "IR only" status for exported symbols or -r links.
6615 * testsuite/Makefile.am (plugin_test_3): New test case.
6616 * testsuite/Makefile.in: Regenerate.
6617 * testsuite/plugin_test_3.sh: New file.
6619 2008-12-22 Cary Coutant <ccoutant@google.com>
6621 * object.cc (Sized_relobj::layout_section): New function.
6622 (Sized_relobj::do_layout): Defer layout of input sections until after
6623 plugin has provided replacement files.
6624 (Sized_relobj::do_layout_deferred_sections): New function.
6625 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6626 (Relobj::layout_deferred_sections): New function.
6627 (Relobj::do_layout_deferred_sections): New function.
6628 (Sized_relobj::do_layout_deferred_sections): New function.
6629 (Sized_relobj::layout_section): New function.
6630 (Sized_relobj::Deferred_layout): New structure.
6631 (Sized_relobj::deferred_layout_): New field.
6632 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6633 Change all callers. Layout deferred sections.
6634 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6636 (Plugin_hook::run): Move code from do_plugin_hook inline.
6637 (Plugin_hook::do_plugin_hook): Remove.
6638 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6639 (Plugin_manager::finish): Renamed, was cleanup.
6640 (Plugin_manager::should_defer_layout): New function.
6641 (Plugin_manager::add_deferred_layout_object): New function.
6642 (Plugin_manager::Deferred_layout_list): New type.
6643 (Plugin_manager::deferred_layout_objects_): New field.
6644 (Plugin_hook::do_plugin_hook): Remove.
6646 2008-12-17 Ian Lance Taylor <iant@google.com>
6648 * options.h (class General_options): Add --no case for
6651 2008-12-16 Cary Coutant <ccoutant@google.com>
6653 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6655 (Plugin_manager::claim_file): Create plugin object even if
6656 plugin did not call the add_symbols callback.
6657 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6658 asking for more symbols than were added.
6659 * testsuite/Makefile.am (plugin_test_1): Add test case with
6661 (empty.syms): New target.
6662 * testsuite/Makefile.in: Regenerate.
6663 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6664 message. Don't call add_symbols if no globals.
6665 (all_symbols_read_hook): Don't provide replacement for empty
6668 2008-12-12 Ian Lance Taylor <iant@google.com>
6670 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6671 r_type == 0 for a local symbol with r_sym == 0.
6672 (scan_relocatable_relocs): Pass r_sym to
6673 local_non_section_strategy.
6674 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6677 * configure.ac: Update test for TLS descriptors: they are
6678 supported as of glibc 2.9.
6679 * configure: Rebuild.
6681 2008-12-11 Ian Lance Taylor <iant@google.com>
6684 * target-reloc.h (Default_scan_relocatable_relocs): For each
6685 function, map r_type == 0 to RELOC_DISCARD.
6687 2008-12-10 Cary Coutant <ccoutant@google.com>
6689 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6690 object to override a kept COMDAT group from a plugin object.
6692 2008-12-09 Ian Lance Taylor <iant@google.com>
6695 * yyscript.y (file_cmd): Handle INPUT.
6697 * testsuite/initpri1.c: Change all declarations to be full
6698 prototypes by adding void, to avoid compiler warnings.
6700 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6702 * options.cc (General_options::parse_plugin_opt): New.
6703 (General_options::add_plugin): The argument now is just the filename.
6704 (General_options::add_plugin_option): New.
6705 * options.h (plugin_opt): New.
6706 (add_plugin): Change argument name.
6707 (add_plugin_option): New.
6708 * plugin.cc (Plugin::load): Don't parse the plugin option.
6709 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6710 (Plugin::add_option): New.
6711 (Plugin::args_): Change type.
6712 (Plugin::filename_): New.
6713 (Plugin_manager::add_plugin_option): New.
6714 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6715 * testsuite/Makefile.in: Regenerate.
6717 2008-12-05 Cary Coutant <ccoutant@google.com>
6719 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6720 Handle --strip-lto-sections option.
6721 * options.h (strip_lto_sections): New option.
6723 2008-12-01 Cary Coutant <ccoutant@google.com>
6725 * plugin.cc (ld_plugin_message): Change format parameter to const.
6726 Fix mismatch between new[] and delete.
6728 2008-11-14 Cary Coutant <ccoutant@google.com>
6730 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6733 2008-11-05 Craig Silverstein <csilvers@google.com>
6735 * options.cc (General_options::parse_dynamic_list): New function.
6736 * options.h (General_options): New flags dynamic_list,
6737 dynamic_list_data, dynamic_list_cpp_new, and
6738 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6739 (General_options::in_dynamic_list): New function.
6740 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6741 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6742 (Lex::can_continue_name): Likewise.
6744 (read_script_file): New parameter script_options.
6745 (read_dynamic_list): New function.
6746 (Script_options::define_dynamic_list): New function.
6747 (dynamic_list_keyword_parsecodes): New variable.
6748 (dynamic_list_keywords): New variable.
6749 * script.h (Script_options::define_dynamic_list): New function
6751 (read_dynamic_list): New function prototype.
6752 * symtab.cc (strprefix): New macro.
6753 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6754 dynamic_list_data, dynamic_list_cpp_new, and
6755 dynamic_list_cpp_typeinfo.
6756 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6757 (dynamic_list_expr): New rule.
6758 (dynamic_list_nodes): Likewise.
6759 (dynamic_list_node): Likewise.
6760 * testsuite/Makefile.am (dynamic_list): New test.
6761 * testsuite/Makefile.in: Regenerated.
6762 * testsuite/dynamic_list.t: New file.
6763 * testsuite/dynamic_list.sh: New file.
6765 2008-11-05 Craig Silverstein <csilvers@google.com>
6767 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6768 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6769 (t11_last): Likewise.
6770 * testsuite/ver_test_6.c (main): Likewise.
6772 2008-10-07 Cary Coutant <ccoutant@google.com>
6774 * options.c (General_options::finalize): Add check for -static and
6776 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6779 2008-10-02 Cary Coutant <ccoutant@google.com>
6781 * plugin.cc (make_sized_plugin_object): Fix conditional
6782 compilation to work when not all targets are enabled.
6784 2008-09-29 Cary Coutant <ccoutant@google.com>
6786 * archive.cc (Archive::get_file_and_offset): Use filename instead
6787 of name to get library path.
6788 (Archive::include_member): Unlock external member of a thin archive.
6790 * testsuite/Makefile.am (TEST_AR): New variable.
6791 (thin_archive_test_1): New test.
6792 (thin_archive_test_2): New test.
6793 * testsuite/Makefile.in: Regenerate.
6794 * testsuite/thin_archive_main.cc: New file.
6795 * testsuite/thin_archive_test_1.cc: New file.
6796 * testsuite/thin_archive_test_2.cc: New file.
6797 * testsuite/thin_archive_test_3.cc: New file.
6798 * testsuite/thin_archive_test_4.cc: New file.
6800 2008-09-29 Cary Coutant <ccoutant@google.com>
6802 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6803 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6805 (Sized_relobj::do_finalize_local_symbols): Likewise.
6806 (Sized_relobj::map_to_kept_section): Likewise.
6807 * object.h (Sized_relobj::invalid_address): New constant.
6808 (Sized_relobj::do_output_section_offset): Check for invalid_address
6810 * output.cc (Output_reloc::local_section_offset): Use constant
6811 invalid_address instead of -1U.
6812 (Output_reloc::get_address): Likewise.
6813 (Output_section::output_address): Change -1U to -1ULL.
6814 * output.h (Output_reloc::invalid_address): New constant.
6815 * reloc.cc (Sized_relobj::write_sections): Use constant
6816 invalid_address instead of -1U.
6817 (Sized_relobj::relocate_sections): Likewise.
6818 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6819 values for merge sections.
6820 * target-reloc.h (relocate_for_relocatable): Use constant
6821 invalid_address instead of -1U.
6823 2008-09-19 Cary Coutant <ccoutant@google.com>
6825 Add plugin functionality for link-time optimization (LTO).
6826 * configure.ac (plugins): Add --enable-plugins option.
6827 * configure: Regenerate.
6828 * config.in: Regenerate.
6829 * Makefile.am (LIBDL): New variable.
6830 (CCFILES): Add plugin.cc.
6831 (HFILES): Add plugin.h.
6832 (ldadd_var): Add LIBDL.
6833 * Makefile.in: Regenerate.
6835 * archive.cc: Include "plugin.h".
6836 (Archive::setup): Don't preread archive symbols when using a plugin.
6837 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6838 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6840 (Archive::include_member): Add symbols from plugin objects.
6841 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6842 * descriptors.cc (Descriptors::open): Check for file descriptors
6843 abandoned by plugins.
6844 (Descriptors::claim_for_plugin): New function.
6845 * descriptors.h (Descriptors::claim_for_plugin): New function.
6846 (Open_descriptor::is_claimed): New field.
6847 (claim_descriptor_for_plugin): New function.
6848 * fileread.cc (File_read::claim_for_plugin): New function.
6849 * fileread.h (File_read::claim_for_plugin): New function.
6850 (File_read::descriptor): New function.
6851 * gold.cc: Include "plugin.h".
6852 (queue_initial_tasks): Add task to call plugin hooks for generating
6854 * main.cc: Include "plugin.h".
6855 (main): Load plugin libraries.
6856 * object.h (Pluginobj): Declare.
6857 (Object::pluginobj): New function.
6858 (Object::do_pluginobj): New function.
6859 (Object::set_target): New function.
6860 * options.cc: Include "plugin.h".
6861 (General_options::parse_plugin): New function.
6862 (General_options::General_options): Initialize plugins_ field.
6863 (General_options::add_plugin): New function.
6864 * options.h (Plugin_manager): Declare.
6865 (General_options): Add --plugin option.
6866 (General_options::has_plugins): New function.
6867 (General_options::plugins): New function.
6868 (General_options::add_plugin): New function.
6869 (General_options::plugins_): New field.
6870 * plugin.cc: New file.
6871 * plugin.h: New file.
6872 * readsyms.cc: Include "plugin.h".
6873 (Read_symbols::do_read_symbols): Check for archive before checking
6874 for ELF file. Call plugin hooks to claim files.
6875 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6876 from a real object file; force override when processing replacement
6878 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6879 (Symbol::init_base_object): Likewise.
6880 (Symbol::init_base_output_data): Likewise.
6881 (Symbol::init_base_output_segment): Likewise.
6882 (Symbol::init_base_constant): Likewise.
6883 (Symbol::init_base_undefined): Likewise.
6884 (Symbol::output_section): Assert that object is not a plugin.
6885 (Symbol_table::add_from_pluginobj): New function.
6886 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6888 (Symbol_table::sized_write_globals): Likewise.
6889 (Symbol_table::add_from_pluginobj): Instantiate template.
6890 * symtab.h (Sized_pluginobj): Declare.
6891 (Symbol::in_real_elf): New function.
6892 (Symbol::set_in_real_elf): New function.
6893 (Symbol::in_real_elf_): New field.
6894 (Symbol_table::add_from_pluginobj): New function.
6896 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6897 (LIBDL): New variable.
6899 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6900 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6901 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6902 (MOSTLYCLEANFILES): Likewise.
6903 * testsuite/Makefile.in: Regenerate.
6904 * testsuite/plugin_test.c: New file.
6905 * testsuite/plugin_test_1.sh: New file.
6906 * testsuite/plugin_test_2.sh: New file.
6908 2008-09-16 Ian Lance Taylor <iant@google.com>
6910 * target-reloc.h (relocate_section): Check whether a symbol is
6911 defined by the ABI before reporting an undefined symbol error.
6912 * target.h (Target::is_defined_by_abi): Make parameter const.
6913 (Target::do_is_defined_by_abi): Likewise.
6914 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6915 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6916 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6917 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6918 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6919 * testsuite/Makefile.in: Rebuild.
6921 * fileread.cc (make_view): Add casts to avoid warning.
6923 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6925 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6926 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6928 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6930 * options.h (General_options::output_is_executable): New.
6931 (General_options::output_is_pie): New.
6932 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6933 for shared libraries.
6934 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6936 2008-09-11 Chris Demetriou <cgd@google.com>
6938 * options.h (origin): New -z option.
6939 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6940 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6943 2008-09-05 Cary Coutant <ccoutant@google.com>
6945 * fileread.cc (File_read::make_view): Add check for attempt to map
6948 2008-09-05 Cary Coutant <ccoutant@google.com>
6950 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6951 explicit instantiations.
6953 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6956 * options.cc (General_options::finalize): Allow undefined symbols
6957 in shlibs if linking -shared.
6960 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6961 symbols as not needing a dynsym entry.
6963 2008-08-20 Craig Silverstein <csilvers@google.com>
6965 * fileread.cc (File_read::open): Do not lock the file unless it
6966 was successfully opened.
6968 2008-08-14 Cary Coutant <ccoutant@google.com>
6970 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6971 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6972 * testsuite/tls_test.cc (struct int128): 128-bit struct
6973 for testing TLS relocs with non-zero addend.
6974 (v12): New TLS variable.
6976 (t_last): Add check for v12.
6977 * testsuite/tls_test.h (t12): New function.
6978 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6980 2008-08-13 Ian Lance Taylor <iant@google.com>
6982 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6983 set tls_segment_ or relro_segment_.
6984 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6986 * output.h (Output_section::clear_is_relro): New function.
6987 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6988 sections specially even when output_data_ is empty.
6989 (Output_segment::maximum_alignment): When first section is relro,
6990 only force alignment for PT_LOAD segments.
6991 * script.cc (script_data_segment_align): New function.
6992 (script_data_segment_relro_end): New function.
6993 * script-c.h (script_data_segment_align): Declare.
6994 (script_data_segment_relro_end): Declare.
6995 * script-sections.h (class Script_sections): Declare
6996 data_segment_align and data_segment_relro_end. Add fields
6997 segment_align_index_ and saw_relro_end_.
6998 * script-sections.cc (class Sections_element): Add set_is_relro
6999 virtual function. Add new bool* parameter to place_orphan_here.
7000 Add get_output_section virtual function.
7001 (class Output_section_definition): Add set_is_relro. Add new
7002 bool* parameter to place_orphan_here. Add get_output_section.
7003 Add is_relro_ field.
7004 (Output_section_definition::Output_section_definition): Initialize
7005 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7006 and is_relro_ fields.
7007 (Output_section_definition::place_orphan_here): Add is_relro
7009 (Output_section_definition::set_section_addresses): Set relro for
7011 (Output_section_definition::alternate_constraint): Likewise.
7012 (class Orphan_output_section): Add new bool* parameter to
7013 place_orphan_here. Add get_output_section.
7014 (Orphan_output_section::place_orphan_here): Add is_relro
7016 (Script_sections::Script_sections): Initialize
7017 data_segment_align_index_ and saw_relro_end_.
7018 (Script_sections::data_segment_align): New function.
7019 (Script_sections::data_segment_relro_end): New function.
7020 (Script_sections::place_orphan): Set or clear is_relro.
7021 (Script_sections::set_section_addresses): Force alignment of first
7023 * yyscript.y (exp): Call script_data_segment_align and
7024 script_data_segment_relro_end.
7025 * testsuite/relro_script_test.t: New file.
7026 * testsuite/relro_test.cc (using_script): Declare.
7027 (t1, t2): Test using_script.
7028 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7029 (relro_script_test_SOURCES): Define.
7030 (relro_script_test_DEPENDENCIES): Define.
7031 (relro_script_test_LDFLAGS): Define.
7032 (relro_script_test_LDADD): Define.
7033 (relro_script_test.so): New target.
7034 * testsuite/Makefile.in: Rebuild.
7036 2008-08-06 Cary Coutant <ccoutant@google.com>
7038 * archive.cc (Archive::total_archives, Archive::total_members)
7039 (Archive::total_members_loaded): New variables.
7040 (Archive::setup): Add parameter. Add option to preread
7042 (Archive::read_armap): Add counter.
7043 (Archive::get_file_and_offset): New function.
7044 (Archive::get_elf_object_for_member): New function.
7045 (Archive::read_all_symbols): New function.
7046 (Archive::read_symbols): New function.
7047 (Archive::add_symbols): Add counters.
7048 (Archive::include_all_members): Use armap to find members if it's
7050 (Archive::include_member): Skip reading symbols if already read.
7051 Factored code into Archive::get_file_and_offset and
7052 Archive::get_elf_object_for_member. Changed call to
7053 Mapfile::report_include_archive_member.
7054 (Archive::print_stats): New function.
7055 * archive.h: Declare Object and Read_symbols_data classes.
7056 (Archive::Archive): Add initializers for new members.
7057 (Archive::setup): Add parameter.
7058 (Archive::print_stats): New function.
7059 (Archive::total_archives, Archive::total_members)
7060 (Archive::total_members_loaded): New variables.
7061 (Archive::get_file_and_offset): New function.
7062 (Archive::get_elf_object_for_member): New function.
7063 (Archive::read_all_symbols): New function.
7064 (Archive::read_symbols): New function.
7065 (Archive::Archive_member): New class.
7066 (Archive::members_): New member.
7067 (Archive::num_members_): New member.
7068 * main.cc: Include archive.h.
7069 (main): Call Archive::print_stats.
7070 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7071 archive parameter; member_name is now the fully-decorated name.
7072 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7073 * options.h: (General_options): Add --preread-archive-symbols option.
7074 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7077 2008-08-04 Ian Lance Taylor <iant@google.com>
7079 * symtab.h (Symbol::use_plt_offset): New function.
7080 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7081 * powerpc.cc (Relocate::relocate): Likewise.
7082 * sparc.cc (Relocate::relocate): Likewise.
7083 * x86_64.cc (Relocate::relocate): Likewise.
7084 * testsuite/weak_plt.sh: New test.
7085 * testsuite/weak_plt_main.cc: New test.
7086 * testsuite/weak_plt_shared.cc: New test.
7087 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7088 (check_PROGRAMS): Add weak_plt.
7089 (check_DATA): Add weak_plt_shared.so.
7090 (weak_plt_main_pic.o, weak_plt): New targets.
7091 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7092 * testsuite/Makefile.in: Rebuild.
7094 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7096 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7097 * testsuite/Makefile.in: Rebuild.
7099 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7101 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7102 * Makefile.in: Regenerate.
7103 * po/POTFILES.in: Regenerate.
7105 2008-07-29 Ian Lance Taylor <iant@google.com>
7107 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7108 symbols before other symbols.
7109 * testsuite/script_test_2.cc (test_addr): Declare.
7110 (test_addr_alias): Declare.
7111 (main): Check that test_addr and test_addr_alias have the right
7113 * testsuite/script_test_2.t: Define test_addr_alias and
7116 2008-07-24 Ian Lance Taylor <iant@google.com>
7119 * descriptors.cc: New file.
7120 * descriptors.h: New file.
7121 * gold-threads.h (class Hold_optional_lock): New class.
7122 * fileread.cc: Include "descriptors.h".
7123 (File_read::~File_read): Release descriptor rather than closing
7125 (File_read::open) [file]: Call open_descriptor rather than open.
7126 Set is_descriptor_opened_.
7127 (File_read::open) [memory]: Assert that descriptor is not open.
7128 (File_read::reopen_descriptor): New function.
7129 (File_read::release): Release descriptor.
7130 (File_read::do_read): Make non-const. Reopen descriptor.
7131 (File_read::read): Make non-const.
7132 (File_read::make_view): Reopen descriptor.
7133 (File_read::do_readv): Likewise.
7134 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7135 Update declarations.
7136 * layout.cc: Include "descriptors.h".
7137 (Layout::create_build_id): Use open_descriptor rather than open.
7138 * output.cc: Include "descriptors.h".
7139 (Output_file::open): Use open_descriptor rather than open.
7140 * archive.cc (Archive::const_iterator): Change Archive to be
7142 (Archive::begin, Archive::end): Make non-const.
7143 (Archive::count_members): Likewise.
7144 * archive.h (class Archive): Update declarations.
7145 * object.h (Object::read): Make non-const.
7146 * Makefile.am (CCFILES): Add descriptors.cc.
7147 (HFILES): Add descriptors.h.
7148 * Makefile.in: Rebuild.
7151 * gold.h: Always include <clocale>. Add Solaris workarounds
7152 following code in binutils/sysdep.h.
7155 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7156 this->eh_frame_hdr_ is NULL before using it.
7158 * dynobj.cc (Versions::Versions): Update comment.
7160 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7161 the base version name.
7163 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7164 array size plus one.
7165 (Stringpool_template::set_string_offsets): Subtract one from key
7166 before using it as an array index.
7167 (Stringpool_template::get_offset_with_length): Likewise.
7168 (Stringpool_template::write_to_buffer): Likewise.
7169 * stringpool.h (Stringpool_template::get_offset_from_key):
7172 2008-07-23 Ian Lance Taylor <iant@google.com>
7175 * object.h (Merged_symbol_value::value): Do our best to handle a
7179 * script.cc (Version_script_info::get_versions): Don't add empty
7180 version tag to return value.
7181 (Version_script_info::get_symbol_version_helper): Change return
7182 type to bool. Add pversion parameter. Change all callers.
7183 (script_register_vers_node): Don't require a non-NULL tag.
7184 * script.h (class Version_script_info): Update declarations.
7185 (Version_script_info::get_symbol_version): Change return type to
7186 bool. Add version parameter. Change all callers.
7187 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7188 handling. Handle an empty version from a version script.
7189 (Symbol_table::define_special_symbol): Likewise.
7190 * testsuite/ver_test_10.script: New file.
7191 * testsuite/ver_test_10.sh: New file.
7192 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7193 (check_DATA): Add ver_test_10.syms.
7194 (ver_test_10.syms, ver_test_10.so): New target.
7195 * testsuite/Makefile.in: Rebuild.
7197 2008-07-23 Simon Baldwin <simonb@google.com>
7199 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7200 to zero for undefined symbols from dynamic libraries.
7202 2008-07-23 Ian Lance Taylor <iant@google.com>
7204 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7206 * symtab.h (class Symbol_table): Update declaration.
7207 * testsuite/ver_test_9.cc: New file.
7208 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7209 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7210 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7211 (ver_test_9.so, ver_test_9.o): New targets.
7212 * testsuite/Makefile.in: Rebuild.
7214 2008-07-22 Ian Lance Taylor <iant@google.com>
7216 * options.h (class General_options): Define --check-sections.
7217 * layout.cc (Layout::set_segment_offsets): Handle
7220 * options.h (class General_options): Define -n/--nmagic and
7222 * options.cc (General_options::finalize): For -n/--nmagic or
7223 -N/--omagic, set -static.
7224 * layout.cc (Layout::attach_allocated_section_to_segment): If
7225 -N/--omagic, don't put read-only and read-write sections in
7227 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7228 finding a read-only segment.
7229 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7230 don't set the minimum segment alignment to the common page size,
7231 and don't set the file offset to the address modulo the page size.
7232 * script-sections.cc (Script_sections::create_segments): If
7233 -n/--omagic, don't put read-only and read-write sections in
7236 * cref.cc: New file.
7238 * options.h (class General_options): Add --print-symbol-counts.
7239 * main.cc (main): Issue defined symbol report if requested.
7240 * archive.cc (Archive::interpret_header): Make into a const member
7242 (Archive::add_symbols): Call Input_objects::archive_start and
7244 (Archive::const_iterator): Define new class.
7245 (Archive::begin, Archive::end): New functions.
7246 (Archive::include_all_members): Rewrite to use iterator.
7247 (Archive::count_members): New function.
7248 * archive.h (class Archive): Update declarations.
7249 (Archive::filename): New function.
7250 * object.cc: Include "cref.h".
7251 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7252 (Sized_relobj::do_get_global_symbol_counts): New function.
7253 (Input_objects::add_object): Add object to cross-referencer.
7254 (Input_objects::archive_start): New function.
7255 (Input_objects::archive_stop): New function.
7256 (Input_objects::print_symbol_counts): New function.
7257 * object.h: Declare Cref and Archive.
7258 (Object::get_global_symbol_counts): New function.
7259 (Object::do_get_global_symbol_counts): New pure virtual function.
7260 (class Sized_relobj): Add defined_count_ field. Update
7262 (class Input_objects): Add cref_ field. Update constructor.
7263 Update declarations.
7264 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7266 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7268 (Sized_dynobj::do_get_global_symbol_counts): New function.
7269 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7270 defined_count_. Update declarations. Define Symbols typedef.
7271 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7272 parameter. Change all callers.
7273 (Symbol_table::add_from_dynobj): Add sympointers and defined
7274 parameters. Change all callers.
7275 * symtab.h (class Symbol_table): Update declarations.
7276 * Makefile.am (CCFILES): Add cref.cc.
7277 (HFILES): Add cref.h.
7278 * Makefile.in: Rebuild.
7280 2008-07-22 Simon Baldwin <simonb@google.com>
7282 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7283 to zero when writing undefined symbols.
7285 2008-07-22 Ian Lance Taylor <iant@google.com>
7287 * output.cc (Output_section::add_input_section): Don't try to
7288 merge empty merge sections.
7290 2008-07-21 Craig Silverstein <csilvers@google.com>
7292 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7293 Include symbol version in error message.
7295 2008-07-20 Chris Demetriou <cgd@google.com>
7297 * configure.ac (gold_cv_c_random_seed): New configured variable.
7298 (RANDOM_SEED_CFLAGS): New substituted variable.
7299 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7300 * configure: Rebuild.
7301 * Makefile.in: Likewise.
7302 * testsuite/Makefile.in: Likewise.
7304 2008-07-18 Ian Lance Taylor <iant@google.com>
7306 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7307 where we see NAME/NULL and NAME/VERSION as separate symbols.
7308 * testsuite/ver_test_main.cc (main): Call t4.
7309 (t4, t4_2a): Define.
7310 * testsuite/ver_test_2.cc (t4_2): Define.
7311 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7312 * testsuite/ver_test_4.cc (t4_2a): Define.
7313 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7314 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7316 2008-07-17 Ian Lance Taylor <iant@google.com>
7318 * dynobj.cc (Versions::add_def): If we give an error about a
7319 missing version, go ahead and create the version anyhow.
7321 2008-07-10 Ian Lance Taylor <iant@google.com>
7323 Handle output sections with more than 0x7fffffff bytes.
7324 * object.h (class Relobj): Change map_to_output_ to
7325 output_sections_, and just keep a section pointer. Change all
7326 uses. Move comdat group support to Sized_relobj.
7327 (Relobj::is_section_specially_mapped): Remove.
7328 (Relobj::output_section): Remove poff parameter. Change all
7330 (Relobj::output_section_offset): New function.
7331 (Relobj::set_section_offset): Rewrite.
7332 (Relobj::map_to_output): Remove.
7333 (Relobj::output_sections): New function.
7334 (Relobj::do_output_section_offset): New pure virtual function.
7335 (Relobj::do_set_section_offset): Likewise.
7336 (class Sized_relobj): Add section_offsets_ field. Add comdat
7337 group support from Relobj. Update declarations.
7338 (Sized_relobj::get_output_section_offset): New function.
7339 (Sized_relobj::do_output_section_offset): New function.
7340 (Sized_relobj::do_set_section_offset): New function.
7341 * object.cc (Relobj::output_section_address): Remove.
7342 (Sized_relobj::Sized_relobj): Initialize new fields.
7343 (Sized_relobj::include_section_group): Cast find_kept_object to
7345 (Sized_relobj::include_linkonce_section): Likewise.
7346 (Sized_relobj::do_layout): Use separate arrays for output section
7348 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7350 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7351 output_sections and section_offsets.
7352 (Sized_relobj::write_local_symbols): Likewise.
7353 (map_to_kept_section): Compute output address directly.
7354 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7355 output_sections and section_offsets.
7356 (Sized_relobj::write_sections): Likewise.
7357 (Sized_relobj::relocate_sections): Likewise.
7358 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7359 * output.h (class Output_reloc): Update declarations. Change
7360 u2_.relobj to Sized_relobj*.
7361 (class Output_data_reloc): Change add functions to use
7363 * output.cc (Output_reloc::Output_reloc): Change relobj to
7365 (Output_reloc::local_section_offset): Change return type to
7366 Elf_Addr. Use get_output_section_offset.
7367 (Output_reloc::get_address): Likewise.
7368 (Output_section::is_input_address_mapped): Don't call
7369 is_section_specially_mapped.
7370 (Output_section::output_offset): Likewise.
7371 (Output_section::output_address): Likewise.
7372 (Output_section::starting_output_address): Likewise.
7373 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7374 parameter to Sized_relobj*.
7375 (Copy_relocs::need_copy_reloc): Likewise.
7376 (Copy_relocs::save): Likewise.
7377 * copy-relocs.h (class Copy_relocs): Update declarations.
7378 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7379 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7380 * target-reloc.h (relocate_for_relocatable): Change
7381 offset_in_output_section type to Elf_Addr. Change code that uses
7383 * layout.cc (Layout::layout): Always set *off.
7384 * mapfile.cc (Mapfile::print_input_section): Use
7385 output_section_offset.
7386 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7388 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7389 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7390 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7392 2008-07-03 Ian Lance Taylor <iant@google.com>
7394 * layout.cc (Layout::include_section): Do not discard unrecognized
7395 SHT_STRTAB sections.
7397 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7399 * script.cc (Lex::can_continue_name): Make '?' allowable in
7400 version-script names.
7401 * testsuite/version_script.map: Change glob pattern to use '?'
7403 2008-06-30 Manish Singh <yosh@gimp.org>
7406 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7409 2008-06-30 Ian Lance Taylor <iant@google.com>
7413 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7414 versions]: Don't try to read the value in the contents, since we
7415 don't use it. Use the template endianness when writing.
7417 2008-06-25 Cary Coutant <ccoutant@google.com>
7419 * fileread.cc (File_read::make_view): Assert on zero-length view.
7420 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7421 symbol table when there are no symbols to read.
7423 2008-06-23 Craig Silverstein <csilvers@google.com>
7425 * version.cc (version_string): Bump to 1.7
7427 2008-06-18 Craig Silverstein <csilvers@google.com>
7429 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7430 constant 0xFFFF to type Valtype.
7431 (Powerpc_relocate_functions::rel16_ha): Likewise.
7433 2008-06-17 Ian Lance Taylor <iant@google.com>
7435 * output.h (Output_section::Input_section): Initialize p2align_ to
7436 zero for Output_section_data constructors.
7437 (Output_section::Input_section::addralign): If not an input
7438 section, return the alignment of the Output_section_data.
7439 * testsuite/copy_test.cc: New file.
7440 * testsuite/copy_test_1.cc: New file.
7441 * testsuite/copy_test_2.cc: New file.
7442 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7443 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7444 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7445 (copy_test_1_pic.o, copy_test_1.so): New targets.
7446 (copy_test_2_pic.o, copy_test_2.so): New targets.
7447 * testsuite/Makefile.in: Rebuild.
7449 * script-sections.cc (Script_sections::place_orphan): Initialize
7450 local variable exact.
7452 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7454 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7456 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7457 David S. Miller <davem@davemloft.net>
7459 * powerpc.cc: New file.
7460 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7461 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7462 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7463 * Makefile.in: Rebuild.
7465 2008-06-09 Ian Lance Taylor <iant@google.com>
7467 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7469 (throwing, orig_terminate): New static variables.
7470 (terminate_handler): New static function.
7471 (t2): Set terminate handler.
7473 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7476 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7479 2008-05-30 Cary Coutant <ccoutant@google.com>
7481 * archive.cc (Archive::include_all_members) Correct to step
7482 over symbol table and extended name table in thin archives.
7484 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7487 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7490 2008-05-28 Caleb Howe <cshowe@google.com>
7492 * reduced_debug_output.cc: New file.
7493 * reduced_debug_output.h: New file.
7494 * options.h (class General_options): Add --strip-debug-non-line.
7495 * options.cc (General_options::finalize): Add strip_debug_non_line
7496 to the strip heirarchy.
7497 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7499 * layout.cc: Include "reduced_debug_output.h".
7500 (Layout::Layout): Initialize new fields.
7501 (line_only_debug_sections): New static array.
7502 (is_lines_only_debug_sections): New static inline function.
7503 (Layout::include_section): Handle --strip-debug-non-line.
7504 (Layout::make_output_section): If --strip-debug-non-line, build
7505 new output sections for .debug_abbrev and .debug_info.
7506 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7507 gold. Warn about possible overflow.
7508 (read_signed_LEB_128): Likewise.
7509 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7510 (read_signed_LEB_128): Declare.
7511 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7512 (HFILES): Add reduced_debug_output.h.
7513 * Makefile.in: Rebuild.
7515 2008-05-21 Ian Lance Taylor <iant@google.com>
7517 * mapfile.cc: New file.
7518 * mapfile.h: New file.
7519 * options.h (class General_options): Add -M/--print-map and -Map.
7520 * options.cc (General_options::finalize): Make -M equivalent to
7522 * main.cc: Include <cstdio> and "mapfile.h".
7523 (main): Open mapfile if requested.
7524 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7525 constructor. Change caller.
7526 (queue_initial_tasks): Add mapfile parameter. Change caller.
7527 (queue_middle_tasks): Likewise.
7528 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7530 * archive.cc: Include "mapfile.h".
7531 (Archive::add_symbols): Add mapfile parameter. Change all
7532 callers. Pass mapfile, symbol, and reason to include_member.
7533 (Archive::include_all_members): Add mapfile parameter. Change all
7535 (Archive::include_member): Add mapfile, sym, and why parameters.
7536 Change all callers. Report inclusion to map file.
7537 * archive.h: Include "fileread.h".
7538 (class Archive): Update declarations.
7539 (Archive::file): New const method.
7540 (class Add_archive_symbols): Add mapfile_ field. Update
7541 constructor. Change all callers.
7542 * readsyms.h (class Read_symbols): Likewise.
7543 (class Finish_group): Likewise.
7544 (class Read_script): Likewise.
7545 * common.cc: Include "mapfile.h".
7546 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7548 (Symbol_table::do_allocate_commons): Likewise.
7549 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7550 symbol allocation to mapfile.
7551 * common.h (class Allocate_commons_task): Add mapfile_ field.
7552 Update constructor. Change all callers.
7553 * symtab.h (class Symbol_table): Update declarations.
7554 * layout.cc: Include "mapfile.h".
7555 (Layout_task_runner::run): Print information to mapfile.
7556 (Layout::create_gold_note): Change Output_data_fixed_space to
7557 Output_data_zero_fill.
7558 (Layout::create_build_id): Likewise.
7559 (Layout::print_to_mapfile): New function.
7560 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7561 constructor. Change caller.
7562 (class Layout): Declare print_to_mapfile.
7563 * output.cc (Output_section::Input_section::print_to_mapfile): New
7565 (Output_section::add_input_section): If producing a map, always
7566 add to input_sections_ list.
7567 (Output_section::do_print_to_mapfile): New function.
7568 (Output_segment::print_sections_to_mapfile): New function.
7569 (Output_segment::print_section_list_to_mapfile): New function.
7570 * output.h: Include "mapfile.h".
7571 (Output_data::print_to_mapfile): New function.
7572 (Output_data::do_print_to_mapfile): New virtual function.
7573 (Output_segment_headers::do_print_to_mapfile): New function.
7574 (Output_file_header::do_print_to_mapfile): New function.
7575 (Output_data_const::do_print_to_mapfile): New function.
7576 (class Output_data_const_buffer): Add map_name_ field. Update
7577 constructor. Change all callers. Add do_print_to_mapfile
7579 (class Output_data_fixed_space): Likewise.
7580 (class Output_data_space): Likewise.
7581 (class Output_data_zero_fill): New class.
7582 (Output_data_strtab::do_print_to_mapfile): New function.
7583 (Output_data_reloc_base::do_print_to_mapfile): New function.
7584 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7585 (Output_data_group::do_print_to_mapfile): New function.
7586 (Output_data_got::do_print_to_mapfile): New function.
7587 (Output_data_dynamic::do_print_to_mapfile): New function.
7588 (Output_symtab_xindex::do_print_to_mapfile): New function.
7589 (class Output_section): Declare do_print_to_mapflie. Declare
7590 print_to_mapfile in Input_section.
7591 (class Output_segment): Declare new functions.
7592 * object.h (Sized_relobj::symbol_count): New function.
7593 * script-sections.cc
7594 (Output_section_element_dot_assignment::set_section_addresses):
7595 Change Output_data_fixed_space to Output_data_zero_fill.
7596 (Output_data_expression::do_print_to_mapfile): New function.
7597 * script.cc (read_input_script): Add mapfile parameter. Change
7599 * script.h (read_input_script): Update declaration.
7600 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7601 (Eh_frame::do_print_to_mapfile): New function.
7602 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7603 (Output_merge_string::do_print_to_mapfile): New function.
7604 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7606 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7608 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7610 * Makefile.am (CCFILES): Add mapfile.cc.
7611 (HFILES): Add mapfile.h.
7612 * Makefile.in: Rebuild.
7614 2008-05-19 Ian Lance Taylor <iant@google.com>
7616 * options.h (class General_options): Add -z relro.
7617 * layout.cc (Layout::Layout): Initialize relro_segment_.
7618 (Layout::add_output_section_data): Return the output section.
7619 (Layout::make_output_section): Rcognize relro sections and mark
7621 (Layout::attach_allocated_section_to_segment): Put relro sections
7622 in a PT_GNU_RELRO segment.
7623 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7625 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7627 (Layout::linkonce_mapping): Map d.rel.ro.local to
7629 (Layout::output_section_name): Us .data.rel.ro.local for any
7630 section which begins with that.
7631 * layout.h (class Layout): Update add_output_section_data
7632 declaration. Add relro_segment_ field.
7633 * output.cc (Output_section::Output_section): Initialize is_relro_
7634 and is_relro_local_ fields.
7635 (Output_segment::add_output_section): Group relro sections.
7636 (Output_segment::is_first_section_relro): New function.
7637 (Output_segment::maximum_alignment): If there is a relro section,
7638 align the segment to the common page size.
7639 (Output_segment::set_section_addresses): Track whether we are
7640 looking at relro sections. If the last section is a relro
7641 section, align to the common page size.
7642 (Output_segment::set_section_list_addresses): Add in_relro
7643 parameter. Change all callers. Align to the page size when
7644 moving from relro to non-relro section.
7645 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7647 * output.h (class Output_section): Add is_relro_ and
7648 is_relro_local_ fields.
7649 (Output_section::is_relro): New function.
7650 (Output_section::set_is_relro): New function.
7651 (Output_section::is_relro_local): New function.
7652 (Output_section::set_is_relro_local): New function.
7653 (class Output_segment): Update declarations.
7654 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7655 * sparc.cc (Target_sparc::got_section): Likewise.
7656 * x86_64.cc (Target_x86_64::got_section): Likewise.
7657 * testsuite/relro_test_main.cc: New file.
7658 * testsuite/relro_test.cc: New file.
7659 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7660 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7661 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7662 (relro_test.so, relro_test_pic.o): New targets.
7663 * testsuite/Makefile.in: Rebuild.
7665 2008-05-16 Ian Lance Taylor <iant@google.com>
7667 * output.cc (Output_segment::add_output_section): Remove front
7669 * output.h (class Output_segment): Remove
7670 add_initial_output_section and overloaded add_output_section.
7671 Update declaration of remaining add_output_section.
7672 * layout.cc (Layout::create_interp): Call add_output_section
7673 rather than add_initial_output_section.
7674 (Layout::finish_dynamic_section): Likewise.
7676 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7677 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7678 know the dynamic type.
7679 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7680 field. Initialize it in constructor.
7681 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7682 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7683 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7686 * output.cc (Output_reloc::get_address): Change return type to
7688 * output.h (class Output_reloc): Update get_address declaration.
7689 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7690 for section addresses.
7692 2008-05-09 Ian Lance Taylor <iant@google.com>
7695 * gold.cc (gold_nomem): Use return value of write.
7697 2008-05-08 Ian Lance Taylor <iant@google.com>
7699 * symtab.c (Symbol::init_base_output_data): Add version
7700 parameter. Change all callers.
7701 (Symbol::init_base_output_segment): Likewise.
7702 (Symbol::init_base_constant): Likewise.
7703 (Symbol::init_base_undefined): Likewise.
7704 (Sized_symbol::init_output_data): Likewise.
7705 (Sized_symbol::init_output_segment): Likewise.
7706 (Sized_symbol::init_constant): Likewise.
7707 (Sized_symbol::init_undefined): Likewise.
7708 (Symbol_table::do_define_in_output_data): If the new symbol has a
7709 version, mark it as the default.
7710 (Symbol_table::do_define_in_output_segment): Likewise.
7711 (Symbol_table::do_define_as_constant): Likewise.
7712 * symtab.h (class Symbol): Update declarations.
7713 (class Sized_symbol): Likewise.
7714 * resolve.cc (Symbol::override_version): New function.
7715 (Symbol::override_base): Call override_version.
7716 (Symbol::override_base_with_special): Likewise.
7717 * testsuite/ver_script_8.script: New file.
7718 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7719 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7720 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7721 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7723 2008-05-06 Ian Lance Taylor <iant@google.com>
7726 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7728 (class General_options): Remove existing --undefined, and add
7729 --no-undefined instead. Add new --undefined as synonym for -u.
7730 * archive.cc (Archive::add_symbols): Check whether symbol was
7732 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7733 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7734 all uses. Add IS_UNDEFINED. Update declarations to split
7735 different versions of init_base. Declare init_base_undefined.
7736 (Symbol::is_defined): Handle IS_UNDEFINED.
7737 (Symbol::is_undefined): Likewise.
7738 (Symbol::is_weak_undefined): Call is_undefined.
7739 (Symbol::is_absolute): Handle IS_CONSTANT.
7740 (class Sized_symbol): Update declarations to split different
7741 versions of init. Declare init_undefined.
7742 (class Symbol_table): Declare new functions.
7743 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7745 (Symbol::init_base_output_data): Likewise.
7746 (Symbol::init_base_output_segment): Likewise.
7747 (Symbol::init_base_constant): Likewise.
7748 (Symbol::init_base_undefined): New function.
7749 (Sized_symbol::init_object): Rename from init. Change all
7751 (Sized_symbol::init_output_data): Likewise.
7752 (Sized_symbol::init_output_segment): Likewise.
7753 (Sized_symbol::init_constant): Likewise.
7754 (Sized_symbol::init_undefined): New function.
7755 (Symbol_table::add_undefined_symbols_from_command_line): New
7757 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7759 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7760 (Symbol::output_section): Likewise.
7761 (Symbol::set_output_section): Likewise.
7762 (Symbol_table::sized_finalize_symbol): Likewise.
7763 (Symbol_table::sized_write_globals): Likewise.
7764 * resolve.cc (Symbol_table::should_override): Likewise.
7765 (Symbol::override_base_with_special): Likewise.
7767 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7768 symbol, change it to have default visibility.
7769 * testsuite/protected_1.cc: New file.
7770 * testsuite/protected_2.cc: New file.
7771 * testsuite/protected_3.cc: New file.
7772 * testsuite/protected_main_1.cc: New file.
7773 * testsuite/protected_main_2.cc: New file.
7774 * testsuite/protected_main_3.cc: New file.
7775 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7776 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7777 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7778 (protected_1.so): New target.
7779 (protected_1_pic.o, protected_2_pic.o): New targets.
7780 (protected_3_pic.o): New target.
7781 (check_PROGRAMS): Add protected_2.
7782 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7783 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7784 * testsuite/Makefile.in: Rebuild.
7786 * options.h (DEFINE_var): Add set_user_set_##varname__.
7787 (DEFINE_bool_alias): New macro.
7788 (class General_options): Define -Bstatic using DEFINE_bool_alias
7789 rather than DEFINE_special. Add --undefined as an alias for -z
7791 * options.cc (General_options::parse_Bstatic): Remove.
7793 * options.h (class General_options): Add --fatal-warnings.
7794 * main.cc (main): Implement --fatal-warnings.
7795 * errors.h (Errors::warning_count): New function.
7797 * options.h (class General_options): Add -Bsymbolic-functions.
7798 * symtab.h (Symbol::is_preemptible): Check for
7799 -Bsymbolic-functions.
7801 2008-05-05 Ian Lance Taylor <iant@google.com>
7803 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7804 as noVARNAME rather than no-VARNAME.
7805 (class General_options): Add option -z combreloc.
7806 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7808 (Output_reloc::sort_before) [SHT_REL]: New function.
7809 (Output_reloc::sort_before) [SHT_RELA]: New function.
7810 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7811 Sort_relocs_comparison.
7812 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7813 parameter. Change all callers.
7814 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7815 sort_relocs parameter. Change all callers.
7816 * output.cc (Output_reloc::get_address): New function, broken out
7818 (Output_reloc::write_rel): Call it.
7819 (Output_reloc::compare): New function.
7820 (Output_data_reloc_base::do_write): Optionally sort relocs.
7822 * configure.ac: If targ_extra_obj is set, link it in.
7823 * configure.tgt: Initialize all variables.
7824 (x86_64*): Set targ_extra_obj and targ_extra_size.
7825 * configure: Rebuild.
7827 * object.cc (Sized_relobj::include_section_group): Adjust section
7828 indexes read from group data. Build vector to pass to
7830 * layout.cc (Layout::layout_group): Add flags and shndxes
7831 parameters. Remove contents parameter. Change caller. Update
7832 explicit instantiations.
7833 * layout.h (class Layout): Update layout_group declaration.
7834 * output.cc (Output_data_group::Output_data_group): Add flags and
7835 input_shndxes parameters. Remove contents parameter. Change
7837 (Output_data_group::do_write): Change input_sections_ to
7839 * output.h (class Output_data_group): Update constructor
7840 declaration. Rename input_sections_ to input_shndxes_.
7841 * testsuite/many_sections_test.cc: Add template.
7843 2008-04-30 Cary Coutant <ccoutant@google.com>
7845 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7847 * layout.cc (Layout::include_section): Refactored check for debug
7849 (Layout::add_comdat): Add new parameters. Change type
7850 of signature parameter. Add object and shndx to signatures table.
7851 (Layout::find_kept_object): New function.
7852 * layout.h: Include <cstring>.
7853 (Layout::is_debug_info_section): New function.
7854 (Layout::add_comdat): Add new parameters.
7855 (Layout::find_kept_object): New function.
7856 (Layout::Kept_section): New struct.
7857 (Layout::Signatures): Change type of map range.
7858 * object.cc (Relobj::output_section_address): New function.
7859 (Sized_relobj::include_section_group): Add new parameters. Change
7860 calls to Layout::add_comdat. Change to build table of kept comdat
7861 groups and table mapping discarded sections to kept sections.
7862 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7863 (Sized_relobj::do_layout): Change calls to include_section_group and
7864 include_linkonce_section.
7865 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7866 value to zero when section is discarded.
7867 (Sized_relobj::map_to_kept_section): New function.
7868 * object.h (Relobj::output_section_address): New function.
7869 (Relobj::Comdat_group): New type.
7870 (Relobj::find_comdat_group): New function.
7871 (Relobj::Comdat_group_table): New type.
7872 (Relobj::Kept_comdat_section): New type.
7873 (Relobj::Kept_comdat_section_table): New type.
7874 (Relobj::add_comdat_group): New function.
7875 (Relobj::set_kept_comdat_section): New function.
7876 (Relobj::get_kept_comdat_section): New function.
7877 (Relobj::comdat_groups_): New field.
7878 (Relobj::kept_comdat_sections_): New field.
7879 (Symbol_value::input_value): Update comment.
7880 (Sized_relobj::map_to_kept_section) New function.
7881 (Sized_relobj::include_linkonce_section): Add new parameter.
7882 * target-reloc.h (Comdat_behavior): New type.
7883 (get_comdat_behavior): New function.
7884 (relocate_section): Add code to map a discarded section to the
7885 corresponding kept section when applying a relocation.
7887 2008-04-30 Craig Silverstein <csilvers@google.com>
7889 * dwarf_reader.cc (next_generation_count): New static var.
7890 (Addr2line_cache_entry): New struct.
7891 (addr2line_cache): New static var.
7892 (Dwarf_line_info::one_addr2line): Added caching.
7893 (Dwarf_line_info::clear_addr2line_cache): New function.
7894 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7895 cache-size parameter.
7896 (Dwarf_line_info::one_addr2line_cache): New function.
7897 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7898 new cache-size argument to one_addr2line(), and clear cache.
7900 2008-04-28 Cary Coutant <ccoutant@google.com>
7902 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7903 R_386_PC8 relocations.
7905 2008-04-23 Ian Lance Taylor <iant@google.com>
7907 * object.cc (Sized_relobj::include_section_group): Check for
7908 invalid section group.
7910 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7913 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7914 than read for file header.
7915 * archive.cc (Archive::include_member): Likewise.
7917 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7919 * aclocal.m4: Regenerate.
7920 * configure: Regenerate.
7922 2008-04-19 Ian Lance Taylor <iant@google.com>
7924 * version.cc (version_string): Bump to 1.6.
7926 * testsuite/Makefile.am (many_sections_r_test): New target.
7927 (many_sections_r_test_SOURCES): Remove.
7928 (many_sections_r_test_DEPENDENCIES): Remove.
7929 (many_sections_r_test_LDFLAGS): Remove.
7930 (many_sections_r_test_LDADD): Remove.
7932 * object.cc (Sized_relobj::do_add_symbols): Always pass
7933 local_symbol_count_ to add_from_relobj.
7935 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7936 every thousand variables.
7937 * testsuite/Makefile.in: Rebuild.
7939 * object.cc (Xindex::initialize_symtab_xindex): New function.
7940 (Xindex::read_symtab_xindex): New function.
7941 (Xindex::sym_xindex_to_shndx): New function.
7942 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7944 (Sized_relobj::do_initialize_xindex): New function.
7945 (Sized_relobj::do_read_symbols): Adjust section links.
7946 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7947 parameter. Change all callers.
7948 (Sized_relobj::include_section_group): Adjust section links and
7949 symbol section indexes.
7950 (Sized_relobj::do_layout): Adjust section links.
7951 (Sized_relobj::do_count_local_symbols): Adjust section links and
7952 symbol section indexes.
7953 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7954 ordinary and special symbols.
7955 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7956 dynsym_xindex parameters. Change all callers. Adjust section
7957 links. Use SHN_XINDEX when needed.
7958 (Sized_relobj::get_symbol_location_info): Adjust section links.
7959 Don't get fooled by special symbols.
7960 * object.h (class Xindex): Define.
7961 (class Object): Add xindex_ parameter. Declare virtual functoin
7962 do_initialize_xindex.
7963 (Object::adjust_sym_shndx): New function.
7964 (Object::set_xindex): New protected function.
7965 (class Symbol_value): Add is_ordinary_shndx_ field.
7966 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7967 (Symbol_value::value): Assert ordinary section.
7968 (Symbol_value::initialize_input_to_output_map): Likewise.
7969 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7971 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7973 (class Sized_relobj): Update declarations.
7974 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7975 parameter. Change all callers.
7976 (Sized_relobj::adjust_shndx): New function.
7977 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7979 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7980 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7981 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7982 (Sized_dynobj::read_dynsym_section): Adjust section links.
7983 (Sized_dynobj::read_dynamic): Likewise.
7984 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7986 (Sized_dynobj::do_initialize_xindex): New function.
7987 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7988 do_initialize_xindex.
7989 (Sized_dynobj::adjust_shndx): New function.
7990 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7991 dynsym_xindex_ fields.
7992 (Layout::finalize): Add a call to set_section_indexes before
7993 creating the symtab sections.
7994 (Layout::set_section_indexes): Don't do anything if the section
7995 already has a section index.
7996 (Layout::create_symtab_sections): Add shnum parameter. Change
7997 caller. Create .symtab_shndx section if needed.
7998 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8000 (Layout::allocated_output_section_count): New function.
8001 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8003 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8004 fields. Update declarations.
8005 (Layout::symtab_xindex): New function.
8006 (Layout::dynsym_xindex): New function.
8007 (class Write_symbols_task): Add layout_ field.
8008 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8010 * output.cc (Output_section_headers::Output_section_headers): Add
8011 shstrtab_section parameter. Change all callers.
8012 (Output_section_headers::do_sized_write): Store overflow values
8013 for section count and section string table section index in
8014 section header zero.
8015 (Output_file_header::do_sized_write): Check for overflow of
8016 section count and section string table section index.
8017 (Output_symtab_xindex::do_write): New function.
8018 (Output_symtab_xindex::endian_do_write): New function.
8019 * output.h (class Output_section_headers): Add shstrtab_section_.
8020 Update declarations.
8021 (class Output_symtab_xindex): Define.
8022 (Output_section::has_out_shndx): New function.
8023 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8025 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8027 (Sized_symbol::init): Likewise.
8028 (Symbol::output_section): Check for ordinary symbol.
8029 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8030 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8032 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8033 Change all callers. Simplify handling of symbols from sections
8034 not included in the link.
8035 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8037 (Weak_alias_sorter::operator()): Assert that symbols are
8039 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8041 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8042 parameters. Change all callers.
8043 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8044 symbol distinction. Use SHN_XINDEX when needed.
8045 (Symbol_table::write_section_symbol): Add symtab_xindex
8046 parameter. Change all callers.
8047 (Symbol_table::sized_write_section_symbol): Likewise. Use
8048 SHN_XINDEX when needed.
8049 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8051 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8052 (Symbol::is_defined): Check is_ordinary.
8053 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8054 (Symbol::is_absolute, Symbol::is_common): Likewise.
8055 (class Sized_symbol): Update declarations.
8056 (class Symbol_table): Update declarations.
8057 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8058 parameters. Change all callers.
8059 (Sized_symbol::override): Likewise.
8060 (Symbol_table::override): Likewise.
8061 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8062 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8063 is_ordinary, and orig_st_shndx parameters. Change all callers.
8064 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8065 to be in an ordinary section.
8066 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8067 object and is_ordinary parameters. Change all callers.
8068 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8069 Change all callers. Don't add undefined or non-ordinary symbols
8071 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8073 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8075 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8076 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8077 (Sized_relobj::relocate_sections): Likewise.
8078 * target-reloc.h (scan_relocs): Adjust section symbol index.
8079 (scan_relocatable_relocs): Likewise.
8080 * i386.cc (Scan::local): Check for ordinary symbols.
8081 * sparc.cc (Scan::local): Likewise.
8082 * x86_64.cc (Scan::local): Likewise.
8083 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8084 to symbol_section_and_value.
8085 * testsuite/many_sections_test.cc: New file.
8086 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8087 (check_PROGRAMS): Add many_sections_test.
8088 (many_sections_test_SOURCES): Define.
8089 (many_sections_test_DEPENDENCIES): Define.
8090 (many_sections_test_LDFLAGS): Define.
8091 (BUILT_SOURCES): Add many_sections_define.h.
8092 (many_sections_define.h): New target.
8093 (BUILT_SOURCES): Add many_sections_check.h.
8094 (many_sections_check.h): New target.
8095 (check_PROGRAMS): Add many_sections_r_test.
8096 (many_sections_r_test_SOURCES): Define.
8097 (many_sections_r_test_DEPENDENCIES): Define.
8098 (many_sections_r_test_LDFLAGS): Define.
8099 (many_sections_r_test_LDADD): Define.
8100 (many_sections_r_test.o): New target.
8101 * testsuite/Makefile.in: Rebuild.
8103 2008-04-17 Cary Coutant <ccoutant@google.com>
8105 * errors.cc (Errors::info): New function.
8106 (gold_info): New function.
8107 * errors.h (Errors::info): New function.
8108 * gold.h (gold_info): New function.
8109 * object.cc (Input_objects::add_object): Print trace output.
8110 * options.cc (options::parse_set): New function.
8111 (General_options::parse_wrap): Deleted.
8112 (General_options::General_options): Deleted initializer.
8113 * options.h (options::String_set): New typedef.
8114 (options::parse_set): New function.
8115 (DEFINE_set): New macro.
8116 (General_options::wrap): Changed to use DEFINE_set. Changed
8117 callers of any_wrap_symbols and is_wrap_symbol.
8118 (General_options::trace, General_options::trace_symbol):
8120 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8121 (General_options::wrap_symbols_): Deleted.
8122 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8124 2008-04-17 David S. Miller <davem@davemloft.net>
8126 * options.cc (General_options::parse_V): New function.
8127 * options.h: Add entries for -V and -Qy.
8129 2008-04-17 Ian Lance Taylor <iant@google.com>
8131 * common.cc (Symbol_table::allocate_commons): Remove options
8132 parameter. Change caller.
8133 (Symbol_table::do_allocate_commons): Remove options parameter.
8134 Change caller. Just call do_allocate_commons_list twice.
8135 (Symbol_table::do_allocate_commons_list): New function, broken out
8136 of do_allocate_commons.
8137 * common.h (class Allocate_commons_task): Remove options_ field.
8139 * symtab.cc (Symbol_table::Symbol_table): Initialize
8141 (Symbol_table::add_from_object): Put TLS common symbols on
8143 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8144 which are IN_OUTPUT_DATA.
8145 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8146 allocate_commons and do_allocate_commons declarations. Declare
8147 do_allocate_commons_list.
8148 * gold.cc (queue_middle_tasks): Update creation of
8149 Allocate_commons_task to not pass options.
8150 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8151 (TLS_TEST_C_FLAGS): New variable.
8152 (tls_test_c_pic.o): New target.
8153 (tls_test_shared.so): Link in tls_test_c_pic.o.
8154 (tls_test_c_pic_ie.o): New target.
8155 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8156 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8157 (tls_test_c.o): New target.
8158 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8159 (tls_pic_test_LDADD): Likewise.
8160 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8161 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8162 (tls_test_c_gnu2.o): New target.
8163 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8165 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8166 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8167 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8168 * testsuite/tls_test.cc: Include "config.h".
8169 (t_last): Call t11_last.
8170 * testsuite/tls_test.h (t11, t11_last): Declare.
8171 * testsuite/tls_test_c.c: New file.
8172 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8173 * configure.ac: Check for OpenMP support.
8174 * configure, config.in, Makefile.in: Rebuild.
8175 * testsuite/Makefile.in: Rebuild.
8177 2008-04-16 Cary Coutant <ccoutant@google.com>
8179 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8180 (Target_i386::tls_base_symbol_defined_): New field.
8181 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8182 (Target_i386::Scan::global): Likewise.
8183 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8184 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8185 (Target_x86_64::tls_base_symbol_defined_): New field.
8186 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8187 (Target_x86_64::Scan::global): Likewise.
8189 2008-04-16 Cary Coutant <ccoutant@google.com>
8191 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8192 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8193 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8194 building shared libraries.
8195 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8196 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8197 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8198 * testsuite/Makefile.in: Rebuild.
8199 * testsuite/weak_undef.h: New file.
8200 * testsuite/weak_undef_file1.cc: Add extra test cases.
8201 * testsuite/weak_undef_file2.cc: Likewise.
8202 * testsuite/weak_undef_test.cc: Likewise.
8204 2008-04-16 David S. Miller <davem@davemloft.net>
8206 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8207 Add issued_non_pic_error_ field. Declare check_non_pic.
8208 (Target_sparc::Scan::check_non_pic): New function.
8209 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8210 (Target_sparc::Scan::global): Likewise.
8212 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8213 * configure: Rebuild.
8215 * options.h (DEFINE_enable): New macro.
8216 (new_dtags): New enable option.
8217 (initfirst, interpose, loadfltr, nodefaultlib,
8218 nodelete, nodlopen, nodump): New -z options.
8219 * layout.cc (Layout:finish_dynamic_section): If new
8220 dtags enabled, emit DT_RUNPATH. Also, emit a
8221 DT_FLAGS_1 containing any specified -z flags.
8223 2008-04-16 Ian Lance Taylor <iant@google.com>
8225 * copy-relocs.cc: New file.
8226 * copy-relocs.h: New file.
8227 * reloc.cc: Remove Copy_relocs code.
8228 * reloc.h: Likewise.
8229 * reloc-types.h (struct Reloc_types) [both versions]: Add
8230 get_reloc_addend_noerror.
8231 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8232 variants of add_global which take an addend which must be zero.
8233 * i386.cc: Include "copy-relocs.h".
8234 (class Target_i386): Change type of copy_relocs_ to variable,
8236 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8238 (Target_i386::do_finalize_sections): Change handling of
8240 * sparc.cc: Include "copy-relocs.h".
8241 (class Target_sparc): Change type of copy_relocs_ to variable,
8243 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8245 (Target_sparc::do_finalize_sections): Change handling of
8247 * x86_64.cc: Include "copy-relocs.h".
8248 (class Target_x86_64): Change type of copy_relocs_ to variable,
8250 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8251 class. Change all callers.
8252 (Target_x86_64::do_finalize_sections): Change handling of
8254 * Makefile.am (CCFILES): Add copy-relocs.cc.
8255 (HFILES): Add copy-relocs.h.
8257 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8259 * testsuite/script_test_4.sh: Permit leading zeroes.
8261 2008-04-15 Ian Lance Taylor <iant@google.com>
8263 * script-sections.cc (Script_sections::create_segments): Use
8264 header_size_adjustment even when there is enough room for the
8266 * testsuite/script_test_4.sh: New file.
8267 * testsuite/script_test_4.t: New file.
8268 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8269 (check_DATA): Add script_test_4.stdout.
8270 (MOSTLYCLEANFILES): Likewise.
8271 (script_test_4): New target.
8272 (script_test_4.stdout): New target.
8273 * testsuite/Makefile.in: Rebuild.
8275 * sparc.cc: Add definitions for Output_data_plt_sparc class
8278 2008-04-14 David S. Miller <davem@davemloft.net>
8280 * sparc.cc: New file.
8281 * Makefile.am (TARGETSOURCES): Add sparc.cc
8282 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8283 * configure.tgt: Document targ_extra_size and
8284 targ_extra_big_endian. Add entries for sparc-* and
8286 * configure.ac: Handle targ_extra_size and
8287 targ_extra_big_endian.
8288 * Makefile.in: Rebuild.
8289 * configure: Likewise.
8290 * po/POTFILES.in: Likewise.
8291 * po/gold.pot: Likewise.
8293 2008-04-14 Ian Lance Taylor <iant@google.com>
8295 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8296 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8297 in the name/type/flags to section mapping. Don't call
8298 allocate_output_section.
8299 (Layout::choose_output_section): Change parameter from adjust_name
8300 to is_input_section. Don't permit input sections after sections
8301 are attached to segments. Don't call allocate_output_section.
8302 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8303 not write_enable_output_section.
8304 (Layout::make_output_section): Don't push to
8305 unattached_section_list_ nor call attach_to_segment. Call
8306 attach_section_to_segment if sections are attached.
8307 (Layout::attach_sections_to_segments): New function.
8308 (Layout::attach_section_to_segment): New function.
8309 (Layout::attach_allocated_section_to_segment): Rename from
8310 attach_to_segment. Remove flags parameter.
8311 (Layout::allocate_output_section): Remove function.
8312 (Layout::write_enable_output_section): Remove function.
8313 * layout.h (class Layout): Update for above changes. Add new
8314 field sections_are_attached_.
8315 * output.h (Output_section::update_flags_for_input_section): New
8317 * output.cc (Output_section::add_input_section): Call
8318 update_flags_for_input_section.
8319 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8321 2008-04-11 Cary Coutant <ccoutant@google.com>
8323 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8324 thought unnecessary.
8325 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8327 2008-04-11 Ian Lance Taylor <iant@google.com>
8329 * output.h (class Output_section_data): Remove inline definition
8331 * output.cc (Output_section_data::set_addralign): New function.
8333 2008-04-11 Cary Coutant <ccoutant@google.com>
8335 Add support for TLS descriptors for i386 and x86_64.
8336 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8337 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8338 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8340 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8341 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8342 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8344 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8345 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8346 Fix problem with initial-exec relocations.
8347 (Target_i386::Relocate::relocate_tls): Likewise.
8348 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8350 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8351 support for section-plus-offset dynamic table entries.
8352 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8353 (Output_data_dynamic::Dynamic_entry): Add support for
8354 section-plus-offset dynamic table entries.
8355 (Output_data_dynamic::Classification): Likewise.
8356 (Output_data_dynamic::classification_): Renamed offset_.
8357 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8358 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8359 (Target_x86_64::make_plt_section): New function.
8360 (Target_x86_64::reserve_tlsdesc_entries): New function.
8361 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8362 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8363 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8364 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8365 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8366 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8367 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8368 add extra PLT entry for TLS descriptors.
8369 (Output_data_plt_x86_64::got_): New field.
8370 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8371 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8373 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8375 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8376 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8377 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8378 R_386_TLS_DESC_CALL relocations.
8379 (Target_x86_64::Scan::global): Likewise.
8380 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8381 for TLS descriptors.
8382 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8383 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8384 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8385 GD-to-IE relaxation.
8386 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8387 and TLS_DESCRIPTORS.
8388 * Makefile.in: Rebuild.
8389 * configure: Rebuild.
8390 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8391 (tls_test_shared2.so): New target.
8392 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8393 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8394 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8395 (tls_shared_gd_to_ie_test_LDADD): New variable.
8396 (tls_shared_gnu2_gd_to_ie_test): New target.
8397 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8399 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8400 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8401 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8402 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8403 (tls_shared_gnu2_test): New target.
8404 (tls_test_gnu2_shared.so): New target.
8405 (tls_shared_gnu2_test_SOURCES): New variable.
8406 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8407 (tls_shared_gnu2_test_LDFLAGS): New variable.
8408 (tls_shared_gnu2_test_LDADD): New variable.
8409 * testsuite/Makefile.in: Rebuild.
8410 * testsuite/Makefile.
8412 2008-04-11 Ian Lance Taylor <iant@google.com>
8414 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8416 * testsuite/Makefile.in: Rebuild.
8418 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8420 * testsuite/script_test_2.cc (main): Adjust test.
8422 2008-04-11 David S. Miller <davem@davemloft.net>
8423 Ian Lance Taylor <iant@google.com>
8425 * options.h (General_options): Add entries for '-Y' and
8427 * options.cc (General_options:finalize): If -Y was used, add those
8428 entries to the library path instead of the default "/lib" and
8431 2008-04-11 David S. Miller <davem@davemloft.net>
8433 * testsuite/justsyms.t: Start at 0x100.
8434 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8435 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8437 * testsuite/script_test_2.cc: Adjust string and section length
8440 2008-04-09 Ian Lance Taylor <iant@google.com>
8443 * script-sections.cc (Sections_element::allocate_to_segment): Add
8445 (Output_section_definition::allocate_to_segment): Likewise.
8446 (Orphan_output_section::allocate_to_segment): Likewise.
8447 (Script_sections::attach_sections_using_phdrs_clause): Don't
8448 propagate non-PT_LOAD segments to orphan sections.
8449 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8450 readelf rather than objdump.
8451 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8452 .interp section and PT_INTERP segment are the same size.
8453 * testsuite/Makefile.in: Rebuild.
8455 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8456 aliases for symbols defined in the same object.
8457 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8458 (weak_alias_test_SOURCES): New variable.
8459 (weak_alias_test_DEPENDENCIES): New variable.
8460 (weak_alias_test_LDFLAGS): New variable.
8461 (weak_alias_test_LDADD): New variable.
8462 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8463 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8464 (weak_alias_test_3.o): New target.
8465 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8466 * testsuite/weak_alias_test_main.cc: New file.
8467 * testsuite/weak_alias_test_1.cc: New file.
8468 * testsuite/weak_alias_test_2.cc: New file.
8469 * testsuite/weak_alias_test_3.cc: New file.
8471 2008-04-08 Ian Lance Taylor <iant@google.com>
8473 * options.h (class General_options): Add --noinhibit-exec option.
8474 * main.cc (main): Check --noinhibit-exec.
8476 * options.h (class General_options): Define --wrap as a special
8477 option. Add wrap_symbols_ field.
8478 (General_options::any_wrap_symbols): New function.
8479 (General_options::is_wrap_symbol): New function.
8480 * options.cc (General_options::parse_wrap): New function.
8481 (General_options::General_options): Initialize wrap_symbols_.
8482 * symtab.cc (Symbol_table::wrap_symbol): New function.
8483 (Symbol_table::add_from_object): Handle --wrap.
8484 * symtab.h (class Symbol_table): Declare wrap_symbol.
8485 * target.h (Target::wrap_char): New function.
8486 (Target::Target_info): Add wrap_char field.
8487 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8488 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8489 * testsuite/testfile.cc (Target_test::test_target_info):
8492 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8495 * layout.h (class Layout): Add added_eh_frame_data_ field.
8496 * layout.cc (Layout::Layout): Initialize new field.
8497 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8498 output section until we find a section we merged successfully.
8499 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8500 that the size be non-zero.
8502 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8505 2008-04-08 Craig Silverstein <csilvers@google.com>
8507 * configure.ac: Export new conditional variable HAVE_ZLIB.
8508 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8510 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8511 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8513 2008-04-07 Ian Lance Taylor <iant@google.com>
8515 * version.cc (version_string): Set to "1.5".
8517 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8518 Add issued_non_pic_error_ field. Declare check_non_pic.
8519 (Target_x86_64::Scan::check_non_pic): New function.
8520 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8521 (Target_x86_64::Scan::global): Likewise.
8523 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8524 addend parameter. Change caller. Handle merge sections.
8525 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8526 Address to Addend. Don't add in the result of
8527 local_section_offset, pass down the addend and use the returned
8529 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8530 Update declarations of local_section_offset and symbol_value.
8531 * testsuite/two_file_test_1.cc (t18): New function.
8532 * testsuite/two_file_test_2.cc (f18): New function.
8533 * testsuite/two_file_test_main.cc (main): Call t18.
8534 * testsuite/two_file_test.h (t18, f18): Declare.
8536 * configure.ac: Don't test for objdump, c++filt, or readelf.
8537 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8539 (TEST_READELF): New variable.
8540 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8541 (check_PROGRAMS): Add two_file_strip_test.
8542 (two_file_strip_test): New target.
8543 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8544 (two_file_same_shared_strip_test_SOURCES): New variable.
8545 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8546 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8547 (two_file_same_shared_strip_test_LDADD): New variable.
8548 (two_file_shared_strip.so): New target.
8549 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8550 (ver_test_5.syms, ver_test_7.syms): Likewise.
8551 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8552 (strip_test_3.stdout): Use TEST_OBJDUMP.
8553 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8555 2008-04-04 Cary Coutant <ccoutant@google.com>
8557 * symtab.h (Symbol::is_weak_undefined): New function.
8558 (Symbol::is_strong_undefined): New function.
8559 (Symbol::is_absolute): New function.
8560 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8561 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8563 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8564 (weak_undef_test): New target.
8565 * testsuite/Makefile.in: Rebuild.
8566 * testsuite/weak_undef_file1.cc: New file.
8567 * testsuite/weak_undef_file2.cc: New file.
8568 * testsuite/weak_undef_test.cc: New file.
8570 2008-04-03 Craig Silverstein <csilvers@google.com>
8572 * compressed_output.h (class Output_compressed_section): Use
8574 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8576 (zlib_compressed_suffix): Removed.
8577 (Output_compressed_section::set_final_data_size): Use unsigned
8579 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8580 Fix linker invocation.
8581 (flagstest_o_specialfile_and_compress_debug_sections):
8583 * testsuite/Makefile.in: Regenerated.
8585 2008-04-02 David S. Miller <davem@davemloft.net>
8587 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8588 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8590 2008-04-02 Craig Silverstein <csilvers@google.com>
8594 2008-04-02 Ian Lance Taylor <iant@google.com>
8596 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8597 parameters. Update for new key type to views_. Change all
8599 (File_read::read): Adjust for byteshift in returned view.
8600 (File_read::add_view): New function, broken out of
8602 (File_read::make_view): New function, broken out of
8604 (File_read::find_or_make_view): Add offset and aligned
8605 parameters. Rewrite accordingly. Change all callers.
8606 (File_read::get_view): Add offset and aligned parameters. Adjust
8607 for byteshift in return value.
8608 (File_read::get_lasting_view): Likewise.
8609 * fileread.h (class File_read): Update declarations.
8610 (class File_read::View): Add byteshift_ field. Add byteshift to
8611 constructor. Add byteshift method.
8612 * archive.h (Archive::clear_uncached_views): New function.
8613 (Archive::get_view): Add aligned parameter. Change all callers.
8614 * object.h (Object::get_view): Add aligned parameter. Change all
8616 (Object::get_lasting_view): Likewise.
8618 * fileread.cc (File_read::release): Don't call clear_views if
8619 there are multiple objects.
8620 * fileread.h (File_read::clear_uncached_views): New function.
8621 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8624 2008-03-31 Cary Coutant <ccoutant@google.com>
8626 Add thin archive support.
8627 * archive.cc (Archive::armagt): New const.
8628 (Archive::setup): Remove task parameter and calls to unlock.
8629 (Archive::unlock_nested_archives): New function.
8630 (Archive::read_header): Add nested_off parameter. Change
8632 (Archive::interpret_header): Likewise.
8633 (Archive::include_all_members): Change to handle thin
8635 (Archive::include_member): Likewise.
8636 * archive.h (Archive::Archive): Add new parameters and
8638 (Archive::armagt): New const.
8639 (Archive::setup): Remove task parameter.
8640 (Archive::unlock_nested_archives): New function.
8641 (Archive::read_header): Add nested_off parameter.
8642 (Archive::interpret_header): Likewise.
8643 (Archive::Nested_archive_table): New typedef.
8644 (Archive::is_thin_archive_): New field.
8645 (Archive::nested_archives_): New field.
8646 (Archive::options_): New field.
8647 (Archive::dirpath_): New field.
8648 (Archive::task_): New field.
8649 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8650 for thin archives. Pass additional parameters to
8651 Archive::Archive. Unlock the archive file after calling
8654 2008-03-29 Ian Lance Taylor <iant@google.com>
8656 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8657 version symbol to be local.
8658 * testsuite/ver_test_4.sh: New file.
8659 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8660 (check_DATA): Add ver_test_4.syms.
8661 (ver_test_4.syms): New target.
8662 * testsuite/Makefile.in: Rebuild.
8665 (Output_section::Input_section_sort_entry::has_priority): New
8667 (Output_section::Input_section_sort_entry::match_file_name): New
8669 (Output_section::Input_section_sort_entry::match_section_name):
8671 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8673 (Output_section::Input_section_sort_entry::match_section_file):
8675 (Output_section::Input_section_sort_compare::operator()): Rewrite
8676 using new Input_section_sort_entry functions. Sort crtbegin and
8677 crtend first. Sort sections with no priority before sections with
8679 * testsuite/initpri1.c (d3): Check j != 4.
8680 (cd5): New constructor/destructor function.
8681 (main): Check j != 2.
8683 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8684 new symbol when resolving, don't call set_is_default.
8685 * testsuite/ver_test_7.cc: New file.
8686 * testsuite/ver_test_7.sh: New file.
8687 * testsuite/Makefile.am (ver_test_7.so): New target.
8688 (ver_test_7.o): New target.
8689 (check_SCRIPTS): Add ver_test_7.sh.
8690 (check_DATA): Add ver_test_7.syms.
8691 (ver_test_7.syms): New target.
8693 2008-03-28 Ian Lance Taylor <iant@google.com>
8695 * layout.cc (Layout::layout): If we see an input section with a
8696 name that needs sorting, set the must_sort flag for the output
8698 (Layout::make_output_section): If the name of the output section
8699 indicates that it might require sorting, set the may_sort flag.
8700 * output.h (Output_section::may_sort_attached_input_sections): New
8702 (Output_section::set_may_sort_attached_input_sections): New
8704 (Output_section::must_sort_attached_input_sections): New
8706 (Output_section::set_must_sort_attached_input_sections): New
8708 (class Output_section): Declare Input_section_sort_entry. Define
8709 Input_section_sort_compare. Declare
8710 sort_attached_input_sections. Add new fields:
8711 may_sort_attached_input_sections_,
8712 must_sort_attached_input_sections_,
8713 attached_input_sections_are_sorted_.
8714 * output.cc (Output_section::Output_section): Initialize new
8716 (Output_section::add_input_section): Add an entry to
8717 input_sections_ if may_sort or must_sort are true.
8718 (Output_section::set_final_data_size): Call
8719 sort_attached_input_sections if necessary.
8720 (Output_section::Input_section_sort_entry): Define new class.
8721 (Output_section::Input_section_sort_compare::operator()): New
8723 (Output_section::sort_attached_input_sections): New function.
8724 * configure.ac: Check whether the compiler supports constructor
8725 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8726 * testsuite/initpri1.c: New file.
8727 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8728 CONSTRUCTOR_PRIORITY.
8729 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8730 (initpri1_LDFLAGS): New variable.
8731 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8733 2008-03-27 Ian Lance Taylor <iant@google.com>
8735 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8736 * testsuite/common_test_1.c: New file.
8737 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8738 (common_test_1_SOURCES): New variable.
8739 (common_test_1_DEPENDENCIES): New variable.
8740 (common_test_1_LDFLAGS): New variable.
8742 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8743 and commons_ correctly when NAME/VERSION does not override
8745 * testsuite/ver_test_6.c: New file.
8746 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8747 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8748 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8750 2008-03-26 Ian Lance Taylor <iant@google.com>
8752 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8753 of an undefined symbol from a version script.
8754 * testsuite/Makefile.am (ver_test_5.so): New target.
8755 (ver_test_5.o): New target.
8756 (check_SCRIPTS): Add ver_test_5.sh.
8757 (check_DATA): Add ver_test_5.syms.
8758 (ver_test_5.syms): New target.
8759 * testsuite/ver_test_5.cc: New file.
8760 * testsuite/ver_test_5.script: New file.
8761 * testsuite/ver_test_5.sh: New file.
8762 * Makefile.in, testsuite/Makefile.in: Rebuild.
8765 Fix problems building gold with gcc 4.3.0.
8766 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8767 (gold_error_at_location, gold_warning_at_location): Use it.
8768 * configure.ac: Check whether we can compile and use a template
8769 function with a printf attribute.
8770 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8771 when jumping over bytes.
8772 * object.cc: Instantiate Object::read_section_data.
8773 * debug.h: Include <cstring>
8774 * dwarf_reader.cc: Include <algorithm>
8775 * main.cc: Include <cstring>.
8776 * options.cc: Include <cstring>.
8777 * output.cc: Include <cstring>.
8778 * script.cc: Include <cstring>.
8779 * script.h: Include <string>.
8780 * symtab.cc: Include <cstring> and <algorithm>.
8781 * target-select.cc: Include <cstring>.
8782 * version.cc: Include <string>.
8783 * testsuite/testmain.cc: Include <cstdlib>.
8784 * configure, config.in: Rebuild.
8786 2008-03-25 Ian Lance Taylor <iant@google.com>
8788 * options.cc: Include "../bfd/bfdver.h".
8789 (options::help): Print bug reporting address.
8791 * version.cc (print_version): Adjust output for current value of
8796 * options.cc (options::help): Print list of supported targets.
8797 * target-select.h: Include <vector>.
8798 (class Target_selector): Make machine_, size_, and is_big_endian_
8799 fields const. Add bfd_name_ and instantiated_target_ fields.
8800 (Target_selector::Target_selector): Add bfd_name parameter.
8801 (Target_selector::recognize): Make non-virtual, call
8803 (Target_selector::recognize_by_name): Make non-virtual, call
8804 do_recognize_by_name.
8805 (Target_selector::supported_names): New function.
8806 (Target_selector::bfd_name): New function.
8807 (Target_selector::do_instantiate_target): New pure virtual
8809 (Target_selector::do_recognize): New virtual function.
8810 (Target_selector::do_recognize_by_name): New virtual function.
8811 (Target_selector::instantiate_target): New private function.
8812 (supported_target_names): Declare.
8813 * target-select.cc (Target_selector::Target_selector): Update for
8814 new parameter and fields.
8815 (select_target_by_name): Check that the name matches before
8816 calling recognize_by_name.
8817 (supported_target_names): New function.
8818 * i386.cc (class Target_selector_i386): Update Target_selector
8819 constructor call. Remove recognize and recognize_by_name. Add
8820 do_instantiate_target.
8821 * x86_64.cc (class Target_selector_x86_64): Likewise.
8822 * testsuite/testfile.cc (class Target_selector_test): Update for
8823 changes to Target_selector.
8825 * README: Rewrite, with some notes on unsupported features.
8827 2008-03-24 Cary Coutant <ccoutant@google.com>
8829 * i386.cc (Target_i386::Got_type): New enum declaration.
8830 (Target_i386::Scan::local): Updated callers of Output_data_got
8832 (Target_i386::Scan::global): Likewise.
8833 (Target_i386::Relocate::relocate): Likewise.
8834 (Target_i386::Relocate::relocate_tls): Likewise.
8835 * object.h (Got_offset_list): New class.
8836 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8837 (Sized_relobj::local_got_offset): Likewise.
8838 (Sized_relobj::set_local_got_offset): Likewise.
8839 (Sized_relobj::local_has_tls_got_offset): Removed.
8840 (Sized_relobj::local_tls_got_offset): Removed.
8841 (Sized_relobj::set_local_tls_got_offset): Removed.
8842 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8843 * output.cc (Output_data_got::add_global): Added got_type parameter.
8844 (Output_data_got::add_global_with_rel): Likewise.
8845 (Output_data_got::add_global_with_rela): Likewise.
8846 (Output_data_got::add_global_pair_with_rel): New function.
8847 (Output_data_got::add_global_pair_with_rela): New function.
8848 (Output_data_got::add_local): Added got_type parameter.
8849 (Output_data_got::add_local_with_rel): Likewise.
8850 (Output_data_got::add_local_with_rela): Likewise.
8851 (Output_data_got::add_local_pair_with_rel): New function.
8852 (Output_data_got::add_local_pair_with_rela): New function.
8853 (Output_data_got::add_global_tls): Removed.
8854 (Output_data_got::add_global_tls_with_rel): Removed.
8855 (Output_data_got::add_global_tls_with_rela): Removed.
8856 (Output_data_got::add_local_tls): Removed.
8857 (Output_data_got::add_local_tls_with_rel): Removed.
8858 (Output_data_got::add_local_tls_with_rela): Removed.
8859 * output.h (Output_data_got::add_global): Added got_type parameter.
8860 (Output_data_got::add_global_with_rel): Likewise.
8861 (Output_data_got::add_global_with_rela): Likewise.
8862 (Output_data_got::add_global_pair_with_rel): New function.
8863 (Output_data_got::add_global_pair_with_rela): New function.
8864 (Output_data_got::add_local): Added got_type parameter.
8865 (Output_data_got::add_local_with_rel): Likewise.
8866 (Output_data_got::add_local_with_rela): Likewise.
8867 (Output_data_got::add_local_pair_with_rel): New function.
8868 (Output_data_got::add_local_pair_with_rela): New function.
8869 (Output_data_got::add_global_tls): Removed.
8870 (Output_data_got::add_global_tls_with_rel): Removed.
8871 (Output_data_got::add_global_tls_with_rela): Removed.
8872 (Output_data_got::add_local_tls): Removed.
8873 (Output_data_got::add_local_tls_with_rel): Removed.
8874 (Output_data_got::add_local_tls_with_rela): Removed.
8875 * resolve.cc (Symbol::override_base_with_special): Removed
8876 reference to has_got_offset_ field.
8877 * symtab.cc (Symbol::init_fields): Replaced initialization
8878 of got_offset_ with got_offsets_. Removed initialization
8880 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8881 (Symbol::got_offset): Likewise.
8882 (Symbol::set_got_offset): Likewise.
8883 (Symbol::has_tls_got_offset): Removed.
8884 (Symbol::tls_got_offset): Removed.
8885 (Symbol::set_tls_got_offset): Removed.
8886 (Symbol::got_offset_): Removed.
8887 (Symbol::tls_mod_got_offset_): Removed.
8888 (Symbol::tls_pair_got_offset_): Removed.
8889 (Symbol::got_offsets_): New field.
8890 (Symbol::has_got_offset): Removed.
8891 (Symbol::has_tls_mod_got_offset): Removed.
8892 (Symbol::has_tls_pair_got_offset): Removed.
8893 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8894 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8896 (Target_x86_64::Scan::global): Likewise.
8897 (Target_x86_64::Relocate::relocate): Likewise.
8898 (Target_x86_64::Relocate::relocate_tls): Likewise.
8900 2008-03-25 Ben Elliston <bje@au.ibm.com>
8902 * yyscript.y: Fix spelling error in comment.
8904 2008-03-24 Ian Lance Taylor <iant@google.com>
8906 * options.h (class General_options): Define build_id option.
8907 * layout.h (class Layout): Declare write_build_id, create_note,
8908 create_build_id. Add build_id_note_ member.
8909 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8910 "libiberty.h", "md5.h", "sha1.h".
8911 (Layout::Layout): Initialize eh_frame_data_,
8912 eh_frame_hdr_section_, and build_id_note_.
8913 (Layout::finalize): Call create_build_id.
8914 (Layout::create_note): New function, broken out of
8915 Layout::create_gold_note.
8916 (Layout::create_gold_note): Call create_note.
8917 (Layout::create_build_id): New function.
8918 (Layout::write_build_id): New function.
8919 (Close_task_runner::run): Call write_build_id.
8921 * x86_64.cc: Correct license to GPLv3.
8923 2008-03-23 Ian Lance Taylor <iant@google.com>
8925 * options.cc: Include "demangle.h".
8926 (parse_optional_string): New function.
8927 (parse_long_option): Handle takes_optional_argument.
8928 (parse_short_option): Update dash_z initializer. Handle
8929 takes_optional_argument.
8930 (General_options::General_options): Initialize do_demangle_.
8931 (General_options::finalize): Set do_demangle_. Handle demangling
8933 * options.h (parse_optional_string): Declare.
8934 (struct One_option): Add optional_arg field. Update constructor.
8935 Update call constructor calls. Add takes_optional_argument
8937 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8938 (DEFINE_optional_string): Define.
8939 (General_options::demangle): Change from DEFINE_bool to
8940 DEFINE_optional_string.
8941 (General_options::no_demangle): New function.
8942 (General_options::do_demangle): New function.
8943 (General_options::set_do_demangle): New function.
8944 (General_options::execstack_status_): Move definition to end of
8946 (General_options::static_): Likewise.
8947 (General_options::do_demangle_): New field.
8948 * object.cc (big_endian>::get_symbol_location_info): Call
8949 Options::do_demangle, not Options::demangle.
8950 * symtab.cc (demangle): Likewise.
8952 2008-03-22 Ian Lance Taylor <iant@google.com>
8954 * gold.h: Include <cstddef> and <sys/types.h>
8955 * options.h: Include <cstring>.
8957 2008-03-21 Ian Lance Taylor <iant@google.com>
8959 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob