1 2010-08-24 Nick Clifton <nickc@redhat.com>
4 * layout.cc (segment_precedes): Sort segments by their physical
5 addresses, if they have been set.
7 2010-08-23 Cary Coutant <ccoutant@google.com>
9 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
11 (Lib_group::include_member): Unlock object after deleting its
13 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
16 2010-08-19 Neil Vachharajani <nvachhar@google.com>
17 Cary Coutant <ccoutant@google.com>
19 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
20 constructor, and set_blocker.
21 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
23 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
24 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
25 * testsuite/Makefile.am (start_lib_test): New test case.
26 * testsuite/Makefile.in: Regenerate.
27 * testsuite/start_lib_test_main.c: New file.
28 * testsuite/start_lib_test_1.c: New file.
29 * testsuite/start_lib_test_2.c: New file.
30 * testsuite/start_lib_test_3.c: New file.
32 2010-08-19 Ian Lance Taylor <iant@google.com>
34 * Makefile.in: Rebuild with automake 1.11.1.
35 * aclocal.m4: Likewise.
36 * testsuite/Makefile.in: Likewise.
38 2010-08-19 Ian Lance Taylor <iant@google.com>
41 * i386.cc (class Output_data_plt_i386): Update declarations.
42 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
44 (Target_i386::do_plt_section_for_global): New function.
45 (Target_i386::do_plt_section_for_local): New function.
46 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
47 parameter; change all callers. Initialize global_ifuncs_ and
48 local_ifuncs_. If doing a static link define __rel_iplt_start and
50 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
51 (Output_data_plt_i386::add_local_ifunc_entry): New function.
52 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
54 (Target_i386::make_plt_section): New function, broken out of
55 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
56 (Target_i386::make_plt_entry): Call make_plt_section.
57 (Target_i386::make_local_ifunc_plt_entry): New function.
58 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
59 (Target_i386::Scan::local): Handle IFUNC symbols. Add
60 R_386_IRELATIVE to switch.
61 (Target_i386::Scan::global): Likewise.
62 (Target_i386::Relocate::relocate): Likewise.
63 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
65 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
66 (Target_x86_64::do_plt_section_for_global): New function.
67 (Target_x86_64::do_plt_section_for_local): New function.
68 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
69 parameter; change all callers. If doing a static link define
70 __rela_iplt_start and __rela_iplt_end.
71 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
72 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
73 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
75 (Target_x86_64::make_local_ifunc_plt_entry): New function.
76 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
78 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
79 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
80 R_X86_64_IRELATIVE to switch.
81 (Target_x86_64::Scan::global): Likewise.
82 (Target_x86_64::Relocate::relocate): Likewise.
83 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
85 * target.h (class Target): Add plt_section_for_global and
86 plt_section_for_local functions. Add do_plt_section_for_global
87 and do_plt_section_for_local virtual functions.
88 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
90 (Symbol::use_plt_offset): Handle IFUNC symbol.
91 * object.cc (Sized_relobj::Sized_relobj): Initialize
93 (Sized_relobj::local_has_plt_offset): New function.
94 (Sized_relobj::local_plt_offset): New function.
95 (Sized_relobj::set_local_plt_offset): New function.
96 (Sized_relobj::do_count): Handle IFUNC symbol.
97 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
98 a bit away from input_shndx_ field. Add set_is_func_symbol and
99 is_ifunc_symbol functions.
100 (class Sized_relobj): Update declarations. Remove Tls_got_entry
101 and Local_tls_got_offsets. Define Local_plt_offsets. Add
102 local_plt_offsets_ field.
103 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
104 * output.h (class Output_section_data): Add non-const
105 output_section function.
106 (class Output_data_got): Update declarations.
107 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
108 Add use_plt_offset parameter to global and local constructors.
109 Change all callers. Change local_sym_index_ field to 31 bits.
110 Change GSYM_CODE and CONSTANT_CODE accordingly.
111 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
112 doing a static link don't set sh_link field.
113 (Output_data_got::Got_entry::write): Use PLT offset if
115 (Output_data_got::add_global_plt): New function.
116 (Output_data_got::add_local_plt): New function.
117 * target-reloc.h (relocate_section): Handle IFUNC symbol.
118 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
119 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
120 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
121 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
123 * testsuite/ifunc-sel.h: New file.
124 * testsuite/ifuncmain1.c: New file.
125 * testsuite/ifuncmain1vis.c: New file.
126 * testsuite/ifuncmod1.c: New file.
127 * testsuite/ifuncdep2.c: New file.
128 * testsuite/ifuncmain2.c: New file.
129 * testsuite/ifuncmain3.c: New file.
130 * testsuite/ifuncmod3.c: New file.
131 * testsuite/ifuncmain4.c: New file.
132 * testsuite/ifuncmain5.c: New file.
133 * testsuite/ifuncmod5.c: New file.
134 * testsuite/ifuncmain6pie.c: New file.
135 * testsuite/ifuncmod6.c: New file.
136 * testsuite/ifuncmain7.c: New file.
137 * configure, testsuite/Makefile.in: Rebuild.
139 2010-08-18 Ian Lance Taylor <iant@google.com>
142 (Output_section_incremental_inputs::write_input_files): Add cast
143 to avoid signed/unsigned comparison warning.
144 (Output_section_incremental_inputs::write_info_blocks): Likewise.
146 2010-08-12 Cary Coutant <ccoutant@google.com>
148 * common.cc (Sort_commons::operator()): Remove unnecessary code.
150 2010-08-13 Ian Lance Taylor <iant@google.com>
152 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
154 2010-08-12 Cary Coutant <ccoutant@google.com>
155 Doug Kwan <dougkwan@google.com>
157 * resolve.cc (Symbol_table::should_override): When a weak dynamic
158 defintion overrides non-weak undef, remember that the original undef
160 * symtab.cc (Symbol_table::sized_write_global): For undef without
161 an original weak binding, set binding to global in output.
162 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
163 * testsuite/Makefile.in: Regenerate.
164 * testsuite/strong_ref_weak_def.sh: New file.
165 * testsuite/strong_ref_weak_def_1.c: Ditto.
166 * testsuite/strong_ref_weak_def_2.c: Ditto.
168 2010-08-12 Cary Coutant <ccoutant@google.com>
170 * testsuite/incremental_test.sh: Rewrite.
171 * testsuite/incremental_test_1.c: Rewrite.
172 * testsuite/incremental_test_2.c: Rewrite.
174 2010-08-12 Cary Coutant <ccoutant@google.com>
176 * arm.cc (Target_arm::got_size): Add const.
177 (Target_arm::got_entry_count): New function.
178 (Target_arm::plt_entry_count): New function.
179 (Target_arm::first_plt_entry_offset): New function.
180 (Target_arm::plt_entry_size): New function.
181 (Output_data_plt_arm::entry_count): New function.
182 (Output_data_plt_arm::first_plt_entry_offset): New function.
183 (Output_data_plt_arm::get_plt_entry_size): New function.
184 * i386.cc (Target_i386::got_size): Add const.
185 (Target_i386::got_entry_count): New function.
186 (Target_i386::plt_entry_count): New function.
187 (Target_i386::first_plt_entry_offset): New function.
188 (Target_i386::plt_entry_size): New function.
189 (Output_data_plt_i386::entry_count): New function.
190 (Output_data_plt_i386::first_plt_entry_offset): New function.
191 (Output_data_plt_i386::get_plt_entry_size): New function.
192 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
193 find_incremental_inputs_sections. Dump incremental_got_plt section.
194 * incremental.cc: Include target.h.
195 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
196 parameter. Adjust all callers. Find incremental_got_plt section.
197 (Incremental_inputs::create_data_sections): Create incremental_got_plt
199 (Output_section_incremental_inputs::set_final_data_size): Calculate
200 size of incremental_got_plt section.
201 (Output_section_incremental_inputs::do_write): Write the
202 incremental_got_plt section.
203 (Got_plt_view_info): New struct.
204 (Local_got_offset_visitor): New class.
205 (Global_got_offset_visitor): New class.
206 (Global_symbol_visitor_got_plt): New class.
207 (Output_section_incremental_inputs::write_got_plt): New function.
208 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
209 Add parameter. Adjust all callers.
210 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
211 (Incremental_inputs::got_plt_section): New function.
212 (Incremental_inputs::got_plt_section_): New data member.
213 (Incremental_got_plt_reader): New class.
214 * layout.cc (Layout::create_incremental_info_sections): Add the
215 incremental_got_plt section.
216 * object.h (Got_offset_list::get_list): New function.
217 (Got offset_list::for_all_got_offsets): New function.
218 (Sized_relobj::local_got_offset_list): New function.
219 * powerpc.cc (Target_powerpc::got_size): Add const.
220 (Target_powerpc::got_entry_count): New function.
221 (Target_powerpc::plt_entry_count): New function.
222 (Target_powerpc::first_plt_entry_offset): New function.
223 (Target_powerpc::plt_entry_size): New function.
224 (Output_data_plt_powerpc::entry_count): New function.
225 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
226 (Output_data_plt_powerpc::get_plt_entry_size): New function.
227 * sparc.cc (Target_sparc::got_size): Add const.
228 (Target_sparc::got_entry_count): New function.
229 (Target_sparc::plt_entry_count): New function.
230 (Target_sparc::first_plt_entry_offset): New function.
231 (Target_sparc::plt_entry_size): New function.
232 (Output_data_plt_sparc::entry_count): New function.
233 (Output_data_plt_sparc::first_plt_entry_offset): New function.
234 (Output_data_plt_sparc::get_plt_entry_size): New function.
235 * symtab.h (Symbol::got_offset_list): New function.
236 (Symbol_table::for_all_symbols): New function.
237 * target.h (Sized_target::got_entry_count): New function.
238 (Sized_target::plt_entry_count): New function.
239 (Sized_target::plt_entry_size): New function.
240 * x86_64.cc (Target_x86_64::got_size): Add const.
241 (Target_x86_64::got_entry_count): New function.
242 (Target_x86_64::plt_entry_count): New function.
243 (Target_x86_64::first_plt_entry_offset): New function.
244 (Target_x86_64::plt_entry_size): New function.
245 (Output_data_plt_x86_64::entry_count): New function.
246 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
247 (Output_data_plt_x86_64::get_plt_entry_size): New function.
249 2010-08-12 Cary Coutant <ccoutant@google.com>
251 * archive.cc: Include incremental.h.
252 (Archive::Archive): Initialize incremental_info_.
253 (Archive::include_member): Record archive members in incremental info.
254 (Add_archive_symbols::run): Record begin and end of an archive in
256 (Lib_group::include_member): Record objects in incremental info.
257 * archive.h (Incremental_archive_entry): Forward declaration.
258 (Archive::set_incremental_info): New member function.
259 (Archive::incremental_info): New member function.
260 (Archive::Unused_symbol_iterator): New class.
261 (Archive::unused_symbols_begin): New member function.
262 (Archive::unused_symbols_end): New member function.
263 (Archive::incremental_info_): New data member.
264 * incremental-dump.cc (find_input_containing_global): New function.
265 (dump_incremental_inputs): Dump new incremental info sections.
266 * incremental.cc: Include symtab.h.
267 (Output_section_incremental_inputs): New class.
268 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
269 new incremental info sections.
270 (Sized_incremental_binary::do_check_inputs): Likewise.
271 (Incremental_inputs::report_archive): Remove.
272 (Incremental_inputs::report_archive_begin): New function.
273 (Incremental_inputs::report_archive_end): New function.
274 (Incremental_inputs::report_object): New function.
275 (Incremental_inputs::finalize_inputs): Remove.
276 (Incremental_inputs::report_input_section): New function.
277 (Incremental_inputs::report_script): Rewrite.
278 (Incremental_inputs::finalize): Do nothing but finalize string table.
279 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
280 (Incremental_inputs::sized_create_inputs_section_data): Remove.
281 (Incremental_inputs::create_data_sections): New function.
282 (Incremental_inputs::relocs_entsize): New function.
283 (Output_section_incremental_inputs::set_final_data_size): New function.
284 (Output_section_incremental_inputs::do_write): New function.
285 (Output_section_incremental_inputs::write_header): New function.
286 (Output_section_incremental_inputs::write_input_files): New function.
287 (Output_section_incremental_inputs::write_info_blocks): New function.
288 (Output_section_incremental_inputs::write_symtab): New function.
289 * incremental.h (Incremental_script_entry): Forward declaration.
290 (Incremental_object_entry): Forward declaration.
291 (Incremental_archive_entry): Forward declaration.
292 (Incremental_inputs): Forward declaration.
293 (Incremental_inputs_header_data): Remove.
294 (Incremental_inputs_header): Remove.
295 (Incremental_inputs_header_write): Remove.
296 (Incremental_inputs_entry_data): Remove.
297 (Incremental_inputs_entry): Remove.
298 (Incremental_inputs_entry_write): Remove.
299 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
300 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
301 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
302 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
304 (Incremental_input_entry): New class.
305 (Incremental_script_entry): New class.
306 (Incremental_object_entry): New class.
307 (Incremental_archive_entry): New class.
308 (Incremental_inputs::Incremental_inputs): Initialize new data members.
309 (Incremental_inputs::report_inputs): Remove.
310 (Incremental_inputs::report_archive): Remove.
311 (Incremental_inputs::report_archive_begin): New function.
312 (Incremental_inputs::report_archive_end): New function.
313 (Incremental_inputs::report_object): Change prototype.
314 (Incremental_inputs::report_input_section): New function.
315 (Incremental_inputs::report_script): Change prototype.
316 (Incremental_inputs::get_reloc_count): New function.
317 (Incremental_inputs::set_reloc_count): New function.
318 (Incremental_inputs::create_data_sections): New function.
319 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
320 (Incremental_inputs::inputs_section): New function.
321 (Incremental_inputs::symtab_section): New function.
322 (Incremental_inputs::relocs_section): New function.
323 (Incremental_inputs::get_stringpool): Add const.
324 (Incremental_inputs::command_line): Add const.
325 (Incremental_inputs::inputs): Remove.
326 (Incremental_inputs::command_line_key): New function.
327 (Incremental_inputs::input_file_count): New function.
328 (Incremental_inputs::input_files): New function.
329 (Incremental_inputs::relocs_entsize): New function.
330 (Incremental_inputs::sized_create_inputs_section_data): Remove.
331 (Incremental_inputs::finalize_inputs): Remove.
332 (Incremental_inputs::Input_info): Remove.
333 (Incremental_inputs::lock_): Remove.
334 (Incremental_inputs::inputs_): Change type.
335 (Incremental_inputs::inputs_map_): Remove.
336 (Incremental_inputs::current_object_entry_): New data member.
337 (Incremental_inputs::inputs_section_): New data member.
338 (Incremental_inputs::symtab_section_): New data member.
339 (Incremental_inputs::relocs_section_): New data member.
340 (Incremental_inputs::reloc_count_): New data member.
341 (Incremental_inputs_reader): New class.
342 (Incremental_symtab_reader): New class.
343 (Incremental_relocs_reader): New class.
344 * layout.cc (Layout::finalize): Move finalization of incremental info
345 and creation of incremental info sections to follow finalization of
346 symbol table. Set offsets for postprocessing sections.
347 (Layout::create_incremental_info_sections): Call
348 Incremental_inputs::create_data_sections. Add incremental symtab
349 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
350 sections to layout after input sections.
351 * layout.h (struct Timespec): Forward declaration.
352 (Layout::incremental_inputs): Add const.
353 (Layout::create_incremental_info_sections): Add parameter.
354 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
355 * object.cc: Include incremental.h.
356 (Relobj::finalize_incremental_relocs): New function.
357 (Sized_relobj::do_layout): Record input sections in incremental info.
358 * object.h (Object::output_section): New function.
359 (Object::output_section_offset): Moved from Relobj.
360 (Object::get_incremental_reloc_base): New function.
361 (Object::get_incremental_reloc_count): New function.
362 (Object::do_output_section): New function.
363 (Object::do_output_section_offset): Moved from Relobj.
364 (Object::do_get_incremental_reloc_base): New function.
365 (Object::do_get_incremental_reloc_count): New function.
366 (Object::Object): Initialize new data members.
367 (Relobj::output_section): Renamed do_output_section and moved to
369 (Relobj::output_section_offset): Moved to Object.
370 (Relobj::do_get_incremental_reloc_base): New function.
371 (Relobj::do_get_incremental_reloc_count): New function.
372 (Relobj::allocate_incremental_reloc_counts): New function.
373 (Relobj::count_incremental_reloc): New function.
374 (Relobj::finalize_incremental_relocs): New function.
375 (Relobj::next_incremental_reloc_index): New function.
376 (Relobj::reloc_counts_): New data member.
377 (Relobj::reloc_bases_): New data member.
378 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
379 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
380 (Sized_relobj::incremental_relocs_scan): New function.
381 (Sized_relobj::incremental_relocs_scan_reltype): New function.
382 (Sized_relobj::incremental_relocs_write): New function.
383 (Sized_relobj::incremental_relocs_write_reltype): New function.
384 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
386 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
387 archives and object files elsewhere.
388 (Add_symbols::run): Report object files here.
389 (Finish_group::run): Report end of archive at end of group.
390 * reloc.cc: Include layout.h, incremental.h.
391 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
392 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
393 (Sized_relobj::incremental_relocs_scan): New function.
394 (Sized_relobj::incremental_relocs_scan_reltype): New function.
395 (Sized_relobj::do_relocate_sections): Write incremental relocations.
396 (Sized_relobj::incremental_relocs_write): New function.
397 (Sized_relobj::incremental_relocs_write_reltype): New function.
398 * script.cc (read_input_script): Rewrite test for incremental link.
399 Change call to Incremental_inputs::report_script.
400 * symtab.h (Symbol_table::first_global_index): New function.
401 (Symbol_table::output_count): New function.
403 2010-08-12 Doug Kwan <dougkwan@google.com>
405 * arm.cc (Target_arm::merge_object_attributes): Check command line
406 options --no-wchar-size-warning and --no-enum-size-warning.
407 * options.h (General_options): Add ld-compatible options
408 --no-enum-size-warning and --no-wchar-size-warning.
410 2010-08-04 Ian Lance Taylor <iant@google.com>
412 * x86_64.cc (Target_x86_64::Scan::local): Use
413 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
414 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
415 (Target_x86_64::Scan::global): Likewise.
416 (Target_x86_64::Relocate::relocate): Likewise.
417 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
420 2010-08-03 Cary Coutant <ccoutant@google.com>
422 * merge.cc (Output_merge_string::do_add_input_section): Count strings
423 to reserve space in merged_strings vector. Keep total input size
425 (Output_merge_string::do_print_merge_stats): Print total input size.
426 * merge.h (Output_merge_string): Add input_size_ field.
427 * stringpool.cc (Stringpool_template::string_length): Move
428 implementations out of Stringpool_template class and place in
430 * stringpool.h (string_length): Move out of Stringpool_template.
432 2010-08-03 Ian Lance Taylor <iant@google.com>
435 * layout.cc (relaxation_loop_body): If address of load segment is
436 set, adjust address to include headers if possible.
438 2010-08-03 Ian Lance Taylor <iant@google.com>
440 * version.cc (version_string): Bump to 1.10.
442 2010-08-03 Ian Lance Taylor <iant@google.com>
445 * layout.h (enum Output_section_order): Define.
446 (class Layout): Update declarations.
447 * layout.cc (Layout::get_output_section): Add order parameter.
448 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
449 is_first_non_relro parameters. Change all callers.
450 (Layout::choose_output_section): Likewise.
451 (Layout::add_output_section_data): Likewise.
452 (Layout::make_output_section): Likewise. Set order.
453 (Layout::default_section_order): New function.
454 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
455 * output.cc (Output_section::Output_section): Initialize order_.
456 Don't initialize deleted fields.
457 (Output_segment::Output_segment): Don't initialize deleted
459 (Output_segment::add_output_section_to_load): New function
460 replacing add_output_section. Change all callers to call this or
461 add_output_section_to_nonload.
462 (Output_segment::add_output_section_to_nonload): New function.
463 (Output_segment::remove_output_section): Rewrite.
464 (Output_segment::add_initial_output_data): Likewise.
465 (Output_segment::has_any_data_sections): Likewise.
466 (Output_segment::is_first_section_relro): Likewise.
467 (Output_segment::maximum_alignment): Likewise.
468 (Output_segment::has_dynamic_reloc): New function replacing
469 dynamic_reloc_count. Change all callers.
470 (Output_segment::has_dynamic_reloc_list): New function replacing
471 dynamic_reloc_count_list. Change all callers.
472 (Output_segment::set_section_addresses): Rewrite.
473 (Output_segment::set_offset): Rewrite.
474 (Output_segment::find_first_and_last_list): Remove.
475 (Output_segment::set_tls_offsets): Rewrite.
476 (Output_segment::first_section_load_address): Likewise.
477 (Output_segment::output_section_count): Likewise.
478 (Output_segment::section_with_lowest_load_address): Likewise.
479 (Output_segment::write_section_headers): Likewise.
480 (Output_segment::print_sections_to_map): Likewise.
481 * output.h (class Output_data): Remove dynamic_reloc_count_
482 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
483 (Output_data::add_dynamic_reloc): Rewrite.
484 (Output_data::has_dynamic_reloc): New function.
485 (Output_data::dynamic_reloc_count): Remove.
486 (class Output_section): Add order_ field. Remvoe is_relro_local_,
487 is_last_relro_, is_first_non_relro_, is_interp_,
488 is_dynamic_linker_section_ fields. Add order and set_order
489 functions. Remove is_relro_local, set_is_relro_local,
490 is_last_relro, set_is_last_relro, is_first_non_relro,
491 set_is_first_non_relro functions, is_interp, set_is_interp,
492 is_dynamic_linker_section, and set_is_dynamic_linker_section
494 (class Output_segment): Change Output_data_list from std::list to
495 std:;vector. Add output_lists_ field. Remove output_data_ and
496 output_bss_ fields. Update declarations.
498 2010-08-02 Ian Lance Taylor <iant@google.com>
500 * arm.cc (Target_arm::gc_process_relocs): Use typename.
501 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
502 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
504 2010-08-02 Ian Lance Taylor <iant@google.com>
507 * script.cc (Script_options::Script_options): Initialize
508 symbol_definitions_ and symbol_references_.
509 (Script_options::add_symbol_assignment): Update
510 symbol_definitions_ and symbol_references_.
511 (Script_options::add_symbol_reference): New function.
512 (script_symbol): New function.
513 * script.h (class Script_options): Add symbol_definitions_ and
514 symbol_references_ fields.
515 (Script_options::referenced_const_iterator): New type.
516 (Script_options::referenced_begin): New function.
517 (Script_options::referenced_end): New function.
518 (Script_options::is_referenced): New function.
519 (Script_options::any_unreferenced): New function.
520 * script-c.h (script_symbol): Declare.
521 * yyscript.y (exp): Call script_symbol.
522 * symtab.cc: Include "script.h".
523 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
524 Change all callers. Check symbols referenced by scripts.
525 (Symbol_table::add_undefined_symbols_from_command_line): Add
526 layout parameter. Change all callers.
527 (Symbol_table::do_add_undefined_symbols_from_command_line):
528 Likewise. Break out loop body. Check symbols referenced by
530 (Symbol_table::add_undefined_symbol_from_command_line): New
531 function broken out of
532 do_add_undefined_symbols_from_command_line.
533 * symtab.h (class Symbol_table): Update declarations.
534 * archive.cc: Include "layout.h".
535 (Archive::should_include_member): Add layout parameter. Change
536 all callers. Check for symbol mentioned in expression.
537 * archive.h (class Archive): Update declaration.
538 * object.cc (Sized_relobj::do_should_include_member): Add layout
540 * object.h (Object::should_include_member): Add layout parameter.
542 (Object::do_should_include_member): Add layout parameter.
543 (class Sized_relobj): Update declaration.
544 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
546 * dynobj.h (class Sized_dynobj): Update declaration.
547 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
549 * plugin.h (class Sized_pluginobj): Update declaration.
551 2010-08-02 Ian Lance Taylor <iant@google.com>
554 * output.cc (Output_segment::set_offset): Search for the first and
555 last sections rather than assuming that the list is in order.
556 (Output_segment::find_first_and_last_list): New function.
557 * output.h (class Output_segment): Update declarations.
558 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
559 (relro_strip_test_SOURCES): New variable.
560 (relro_strip_test_DEPENDENCIES): New variable.
561 (relro_strip_test_LDFLAGS): New variable.
562 (relro_strip_test_LDADD): New variable.
563 (relro_strip_test.so): New target.
565 2010-08-02 Ian Lance Taylor <iant@google.com>
567 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
568 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
569 (Target_i386::got_tlsdesc_section): New function.
570 (Target_i386::got_section): Create space for GOT entries for
572 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
574 (Target_i386::Scan::global): Likewise.
575 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
577 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
578 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
579 (Target_x86_64::got_tlsdesc_section): New function.
580 (Target_x86_64::got_section): Create space for GOT entries for
582 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
584 (Target_x86_64::Scan::global): Likewise.
585 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
588 2010-08-02 Ian Lance Taylor <iant@google.com>
590 * testsuite/final_layout.sh: Use dc to convert from hex to
593 2010-07-29 Sriraman Tallam <tmsriram@google.com>
595 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
596 paramter to the call to gold::gc_process_relocs.
597 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
598 paramter to the call to gold::gc_process_relocs.
599 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
600 parameter to the call to gold::gc_process_relocs.
601 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
602 template parameter to the call to gold::gc_process_relocs.
603 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
604 paramter to the call to gold::gc_process_relocs.
605 * gc.h (get_embedded_addend_size): New function.
606 (gc_process_relocs): Save the size of the reloc for use by ICF.
607 * icf.cc (get_section_contents): Get the addend from the text section
608 for SHT_REL relocation sections.
609 * icf.h (Icf::Reloc_addend_size_info): New typedef.
610 (Icf::Reloc_info): Add new member reloc_addend_size_info.
611 * int_encoding.h (read_from_pointer): New overloaded function.
612 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
613 * testsuite/icf_sht_rel_addend_test.sh: New file.
614 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
615 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
617 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
619 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
620 * Makefile.in: Regenerate.
621 * testsuite/Makefile.in: Regenerate.
623 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
625 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
626 * gold/testsuite/debug_msg.cc: Likewise.
627 * gold/testsuite/odr_violation1.cc
628 * gold/testsuite/odr_violation2.cc
630 2010-07-21 Cary Coutant <ccoutant@google.com>
632 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
633 string, and length fields.
634 (Output_merge_string::Merged_strings_list): New type.
635 (Output_merge_string::Merged_strings_lists): New typedef.
636 (Output_merge_string): Replace merged_strings_ with
637 merged_strings_lists_.
638 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
639 Merged_strings_list per input object and section. Don't store pointer
640 to the string. Don't store length with each merged string entry.
641 (Output_merge_string::finalize_merged_data): Loop over list of merged
642 strings lists. Recompute length of each merged string.
644 2010-07-15 Cary Coutant <ccoutant@google.com>
646 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
649 2010-07-14 Ian Lance Taylor <iant@google.com>
651 * descriptors.cc (Descriptors::open): Report correct name in error
654 2010-07-13 Doug Kwan <dougkwan@google.com>
656 * arm.cc (Arm_input_section::Arm_input_section): For a
657 SHT_ARM_EXIDX section, always keeps the input sections.
658 (Arm_input_section::set_exidx_section_link): New method.
659 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
660 has_errors_ to false.
661 (Arm_exidx_input_section::has_errors,
662 Arm_exidx_input_section::set_has_errors): New methods.
663 (Arm_exidx_input_section::has_errors_): New data member.
664 (Arm_relobj::get_exidx_shndx_list): New method.
665 (Arm_output_section::append_text_sections_to_list): Do not skip
666 section without SHF_EXECINSTR.
667 (Arm_output_section::fix_exidx_coverage): Skip input sections with
669 (Arm_relobj::make_exidx_input_section): Add new parameter for text
670 section header. Make error messages more verbose. Check for
671 a non-executable section linked to an EXIDX section.
672 (Arm_relobj::do_read_symbols): Remove error checking, which has been
673 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
674 check that there is no deferred EXIDX section if we exit early.
675 Instead of not making an EXIDX section in case of an error, make one
676 and set the has_errors flag of it.
677 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
678 in a relocatable link.
679 (Target_arm::do_relax): Look for the EXIDX output section instead of
680 assuming that it is called .ARM.exidx.
681 (Target_arm::fix_exidx_coverage): Add a new parameter for input
682 section list. Do not check for SHF_EXECINSTR section flags but
683 skip any input section with errors.
684 * output.cc (Output_section::Output_section): Initialize
685 always_keeps_input_sections_ to false.
686 (Output_section::add_input_section): Check for
687 always_keeps_input_sections_.
688 * output.h (Output_section::always_keeps_input_sections,
689 Output_section::set_always_keeps_input_sections): New methods.
690 (Output_section::always_keeps_input_sections): New data member.
692 2010-07-13 Rafael Espindola <espindola@google.com>
694 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
695 * fileread.h (Input_file): Add try_extra_search_path and find_file.
697 2010-07-13 Philip Herron <herron.philip@googlemail.com>
698 Ian Lance Taylor <iant@google.com>
700 * output.h (Output_section_lookup_maps::add_merge_section):
701 Correct check of whether value was inserted.
702 (Output_section_lookup_maps::add_merge_input_section): Likewise.
703 (Output_section_lookup_maps::add_relaxed_input_section):
705 * arm.cc (Target_arm::got_section): Remove used local os.
706 * i386.cc (Target_i386::got_section): Likewise.
707 * x86_64.cc (Target_x86_64::got_section): Likewise.
708 * sparc.cc (Target_sparc::got_section): Likewise.
709 (Target_sparc::relocate): Remove unused local have_got_offset.
710 * powerpc.cc (Target_powerpc::relocate): Likewise.
712 2010-07-13 Ian Lance Taylor <iant@google.com>
714 * compressed_output.cc (zlib_decompress): Fix signature in
717 * archive.cc (Archive::include_member): Unlock an external member
718 of a thin archive. Don't bother to delete an object we know is
721 2010-07-12 Cary Coutant <ccoutant@google.com>
723 * compressed_output.cc (zlib_decompress): New function.
724 (get_uncompressed_size): New function.
725 (decompress_input_section): New function.
726 * compressed_output.h (get_uncompressed_size): New function.
727 (decompress_input_section): New function.
728 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
729 Handle compressed debug sections.
730 * layout.cc (is_compressed_debug_section): New function.
731 (Layout::output_section_name): Map compressed section names to
733 * layout.h (is_compressed_debug_section): New function.
734 (is_debug_info_section): Recognize compressed debug sections.
735 * merge.cc: Include compressed_output.h.
736 (Output_merge_data::do_add_input_section): Handle compressed
738 (Output_merge_string::do_add_input_section): Handle compressed
740 * object.cc: Include compressed_output.h.
741 (Sized_relobj::Sized_relobj): Initialize new data members.
742 (build_compressed_section_map): New function.
743 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
744 * object.h (Object::section_is_compressed): New method.
745 (Object::do_section_is_compressed): New method.
746 (Sized_relobj::Compressed_section_map): New type.
747 (Sized_relobj::do_section_is_compressed): New method.
748 (Sized_relobj::compressed_sections_): New data member.
749 * output.cc (Output_section::add_input_section): Handle compressed
751 * reloc.cc: Include compressed_output.h.
752 (Sized_relobj::write_sections): Handle compressed debug sections.
754 2010-07-08 Cary Coutant <ccoutant@google.com>
756 * resolve.cc (Symbol_table::resolve): Remember whether undef was
757 weak when resolving to a dynamic def.
758 (Symbol_table::should_override): Add adjust_dyndef flag; set it
759 for weak undef/dynamic def cases. Adjust callers.
760 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
762 (Symbol_table::sized_write_globals): Adjust symbol binding.
763 (Symbol_table::sized_write_symbol): Add binding parameter.
764 * symtab.h (Symbol::set_undef_binding): New method.
765 (Symbol::is_undef_binding_weak): New method.
766 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
767 (Symbol_table::should_override): Add new parameter.
768 (Symbol_table::sized_write_symbol): Add new parameter.
770 * testsuite/weak_undef_file1.cc: Add new test case.
771 * testsuite/weak_undef_file2.cc: Fix header comment.
772 * testsuite/weak_undef_test.cc: Add new test case.
774 2010-06-29 Doug Kwan <dougkwan@google.com>
776 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
777 Initialize USE_SYMBOL_.
778 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
780 (Arm_reloc_property::uses_symbol_): New data member declaration.
781 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
782 uses symbol value and symbol is undefined but not weakly undefined.
784 2010-06-28 Rafael Espindola <espindola@google.com>
786 * plugin.cc (Plugin::load): Use dlerror.
788 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
790 * symtab.cc (detect_odr_violations): When reporting an ODR
791 violation, report an object where the symbol is defined.
793 2010-06-25 Doug Kwan <dougkwan@google.com>
795 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
796 (Target_arm::section_may_have_icf_unsafe_pointers): New method
798 (Target_arm::Scan::local_reloc_may_be_function_pointer,
799 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
800 target hook to detect function points.
801 (Target_arm::Scan::possible_function_pointer_reloc): New method.
802 * icf.h (Icf::check_section_for_function_pointers): Change type of
803 parameter SECTION_NAME to const reference to std::string. Use
804 target hook to determine if section may have unsafe pointers.
805 * target.h (Target::section_may_have_icf_unsafe_pointers): New
808 2010-06-21 Rafael Espindola <espindola@google.com>
810 * fileread.cc (Input_file::find_fie): New
811 (Input_file::open): Use Input_file::find_fie.
812 * fileread.h (Input_file::find_fie): New
813 * plugin.cc (set_extra_library_path): New.
814 (Plugin::load): Add set_extra_library_path to the transfer vector.
815 (Plugin_manager::set_extra_library_path): New.
816 (Plugin_manager::add_input_file): Use the extra search path if set.
817 (set_extra_library_path(): New.
818 * plugin.h (Plugin_manager): Add set_extra_library_path and
821 2010-06-19 Cary Coutant <ccoutant@google.com>
823 * layout.cc (gdb_sections): Add .debug_types.
824 (lines_only_debug_sections): Likewise.
826 2010-06-18 Rafael Espindola <espindola@google.com>
828 * plugin.cc (add_input_file,add_input_library)
829 (Plugin_manager::add_input_file): Make filename arguments const.
830 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
833 2010-06-16 Doug Kwan <dougkwan@google.com>
835 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
836 .ARM.attributes section if we have not merged any input
839 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
841 * arm.cc: Allow combining objects with no EABI version
844 2010-06-15 Rafael Espindola <espindola@google.com>
846 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
848 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
850 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
851 (struct iovec): Correct !HAVE_READV definition.
853 2010-06-10 Cary Coutant <ccoutant@google.com>
855 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
856 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
858 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
861 * symtab.h (Symbol::is_placeholder): New member function.
862 * target-reloc.h (relocate_section): Check for placeholder symbols.
864 * testsuite/Makefile.am (plugin_test_8): New test.
865 (plugin_test_9): New test.
866 * testsuite/Makefile.in: Regenerate.
868 2010-06-09 Nick Clifton <nickc@redhat.com>
870 * yyscript.y (input_list_element): Allow strings prefixed with
871 the '-' character. Treat these as libraries.
872 * script.cc (script_add_library): New function. Adds a library
873 specified by "-l<name>" found in an input script.
874 * script-c.h: Add prototype for script_add_library.
876 2010-06-07 Doug Kwan <dougkwan@google.com>
878 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
879 Restrict stub-group size to be within long conditional branch
880 range when working around cortex-A8 erratum.
882 2010-06-07 Damien Diederen <dd@crosstwine.com>
884 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
887 2010-06-03 Sriraman Tallam <tmsriram@google.com>
891 (Output_section::Input_section_sort_entry::compare_section_ordering):
892 Change to return non-zero correctly.
893 (Output_section::Input_section_sort_section_order_index_compare
894 ::operator()): Change to fix ambiguity in comparisons.
896 2010-06-01 Sriraman Tallam <tmsriram@google.com>
898 * gold.h (is_wildcard_string): New function.
899 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
900 (Layout::layout_eh_frame): Ditto.
901 (Layout::find_section_order_index): New method.
902 (Layout::read_layout_from_file): New method.
903 * layout.h (Layout::find_section_order_index): New method.
904 (Layout::read_layout_from_file): New method.
905 (Layout::input_section_position_): New private member.
906 (Layout::input_section_glob_): New private member.
907 * main.cc (main): Call read_layout_from_file here.
908 * options.h (--section-ordering-file): New option.
909 * output.cc (Output_section::input_section_order_specified_): New
911 (Output_section::Output_section): Initialize new member.
912 (Output_section::add_input_section): Add new parameter.
913 Keep input sections when --section-ordering-file is used.
914 (Output_section::set_final_data_size): Sort input sections when
915 section ordering file is specified.
916 (Output_section::Input_section_sort_entry): Add new parameter.
918 (Output_section::Input_section_sort_entry::compare_section_ordering):
920 (Output_section::Input_section_sort_compare::operator()): Change to
921 consider section_order_index.
922 (Output_section::Input_section_sort_init_fini_compare::operator()):
923 Change to consider section_order_index.
924 (Output_section::Input_section_sort_section_order_index_compare
925 ::operator()): New method.
926 (Output_section::sort_attached_input_sections): Change to sort
927 according to section order when specified.
928 (Output_section::add_input_section<32, true>): Add new parameter.
929 (Output_section::add_input_section<64, true>): Add new parameter.
930 (Output_section::add_input_section<32, false>): Add new parameter.
931 (Output_section::add_input_section<64, false>): Add new parameter.
932 * output.h (Output_section::add_input_section): Add new parameter.
933 (Output_section::input_section_order_specified): New
935 (Output_section::set_input_section_order_specified): New method.
936 (Input_section::Input_section): Initialize section_order_index_.
937 (Input_section::section_order_index): New method.
938 (Input_section::set_section_order_index): New method.
939 (Input_section::section_order_index_): New member.
940 (Input_section::Input_section_sort_section_order_index_compare): New
942 (Output_section::input_section_order_specified_): New member.
943 * script-sections.cc (is_wildcard_string): Delete and move modified
945 (Output_section_element_input::Output_section_element_input): Modify
946 call to is_wildcard_string.
947 (Output_section_element_input::Input_section_pattern
948 ::Input_section_pattern): Ditto.
949 (Output_section_element_input::Output_section_element_input): Ditto.
950 * testsuite/Makefile.am (final_layout): New test case.
951 * testsuite/Makefile.in: Regenerate.
952 * testsuite/final_layout.cc: New file.
953 * testsuite/final_layout.sh: New file.
955 2010-06-01 Rafael Espindola <espindola@google.com>
957 * plugin.cc (Plugin::load): Pass the output name to the plugin.
959 2010-06-01 Rafael Espindola <espindola@google.com>
961 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
962 visibility of symbols.
964 2010-05-27 Doug Kwan <dougkwan@google.com>
966 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
967 from start of output section instead of address for a local symbol
968 in a merged or relaxed section when doing a relocatable link.
970 2010-05-26 Rafael Espindola <espindola@google.com>
973 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
974 adding sections the garbage collector removed.
975 * gold/testsuite/Makefile.am: Add test.
976 * gold/testsuite/Makefile.in: Regenerate.
977 * gold/testsuite/plugin_test_7.sh: New.
978 * gold/testsuite/plugin_test_7_1.c: New.
979 * gold/testsuite/plugin_test_7_2.c: New.
981 2010-05-26 Rafael Espindola <espindola@google.com>
983 * script-sections.cc (Output_section_definition::set_section_addresses):
984 Check for --section-start.
986 2010-05-26 Doug Kwan <dougkwan@google.com>
988 * arm.cc (Arm_scan_relocatable_relocs): New class.
989 (Target_arm::relocate_special_relocatable): New method.
990 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
991 (Arm_relocate_functions::thumb_branch_common): Same.
992 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
993 instead of Default_scan_relocatable_relocs.
994 * target-reloc.h (relocate_for_relocatable): Let target handle
995 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
996 * target.h (Sized_target::relocate_special_relocatable): New method.
998 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1000 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1002 2010-05-23 Doug Kwan <dougkwan@google.com>
1004 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1006 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1007 with a direct branch, not a conditional branch, to a stub.
1008 * merge.cc (Output_merge_base::record_input_section): New method
1010 (Output_merge_data::do_add_input_section): Record input section if
1011 keeps-input-sections flag is set.
1012 (Output_merge_string::do_add_input_section): Ditto.
1013 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1014 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1016 (Output_merge_base::keeps_input_sections,
1017 Output_merge_base::set_keeps_input_sections,
1018 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1020 (Output_merge_base::Input_sections): New type declaration.
1021 (Output_merge_base::input_sections_begin,
1022 Output_merge_base::input_sections_end,
1023 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1024 (Output_merge_base::bool keeps_input_sections_,
1025 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1026 Output_merge_base::input_sections_): New data members.
1027 (Output_merge_data::do_set_keeps_input_sections): New method
1029 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1030 * output.cc (Output_section::Input_section::relobj): Move method
1031 defintion from class declaration to here and handle merge sections.
1032 (Output_section::Input_section::shndx): Ditto.
1033 (Output_section::Output_section): Remove initializations of removed
1034 data members and initialize new data member LOOKUP_MAPS_.
1035 (Output_section::add_input_section): Set keeps-input-sections flag
1036 for a newly created merge output section as appropriate. Adjust code
1037 to use Output_section_lookup_maps class.
1038 (Output_section::add_relaxed_input_section): Adjst code for lookup
1039 maps code refactoring.
1040 (Output_section::add_merge_input_section): Add a new parameter
1041 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1042 class. If adding input section to a newly created merge output
1043 section fails, remove the new merge section.
1044 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1045 Adjust code for use of the Output_section_lookup_maps class.
1046 (Output_section::find_merge_section): Ditto.
1047 (Output_section::build_lookup_maps): New method defintion.
1048 (Output_section::find_relaxed_input_section): Adjust code to use
1049 Output_section_lookup_maps class.
1050 (Output_section::get_input_sections): Export merge sections. Adjust
1051 code to use Output_section_lookup_maps class.
1052 (Output_section:::add_script_input_section): Adjust code to use
1053 Output_section_lookup_maps class. Update lookup maps for merge
1055 (Output_section::discard_states): Use Output_section_lookup_maps.
1056 (Output_section::restore_states): Same.
1057 * output.h (Merge_section_properties): Move class defintion out of
1059 (Output_section_lookup_maps): New class.
1060 (Output_section::Input_section::is_merge_section): New method
1062 (Output_section::Input_section::relobj): Move defintion out of class
1063 defintion. Declare method only.
1064 (Output_section::Input_section::shndx): Ditto.
1065 (Output_section::Input_section::output_merge_base): New method defintion.
1066 (Output_section::Input_section::u2_.pomb): New union field.
1067 (Output_section::Merge_section_by_properties_map,
1068 Output_section::Output_section_data_by_input_section_map,
1069 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1071 (Output_section::add_merge_input_section): Add new parameter
1072 KEEPS_INPUT_SECTIONS.
1073 (Output_section::build_lookup_maps): New method declaration.
1074 (Output_section::merge_section_map_,
1075 Output_section::merge_section_by_properties_map_,
1076 Output_section::relaxed_input_section_map_,
1077 Output_section::is_relaxed_input_section_map_valid_): Remove data
1079 (Output_section::lookup_maps_): New data member.
1081 2010-05-21 Doug Kwan <dougkwan@google.com>
1084 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1085 avoid a compilation error.
1087 2010-05-19 Rafael Espindola <espindola@google.com>
1089 * script-sections.cc (Output_section_definition::allocate_to_segment):
1090 Update the phdrs_list even when the output section is NULL.
1091 * testsuite/Makefile.am: Add test.
1092 * testsuite/Makefile.in: Regenerate.
1093 * testsuite/script_test_9.cc: New.
1094 * testsuite/script_test_9.sh: New.
1095 * testsuite/script_test_9.t: New.
1097 2010-05-19 Doug Kwan <dougkwan@google.com>
1099 * arm.cc (Arm_input_section::original_size): New method.
1100 (Arm_input_section::do_addralign): Add a cast.
1101 (Arm_input_section::do_output_offset): Remove static cast.
1102 (Arm_input_section::original_addralign,
1103 Arm_input_section::original_size_): Change type to uint32_t.
1104 (Arm_input_section::init): Add safe casts for section alignment
1106 (Arm_input_section::set_final_data_size): Do not set address and
1107 offset of stub table.
1108 (Arm_output_section::fix_exidx_coverage): Change use of of
1109 Output_section::Simple_input_section to that of
1110 Output_section::Input_section.
1111 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1112 except for the first pass.
1113 * output.cc (Output_section::get_input_sections): Change type of
1114 input_sections to std::list<Input_section>.
1115 (Output_section::add_script_input_section): Rename from
1116 Output_section::add_simple_input_section. Change type of SIS
1117 parameter from Simple_input_section to Input_section.
1118 * output.h (Output_section::Simple_input_section): Remove class.
1119 (Output_section::Input_section): Change class visibility to public.
1120 (Output_section::Input_section::addralign): Use stored alignments
1121 for special input sections if set.
1122 (Output_section::Input_section::set_addralign): New method.
1123 (Output_section::get_input_sections): Change parameter type from
1124 list of Simple_input_section to list of Input_section.
1125 (Output_section::add_script_input_section): Rename from
1126 Output_section::add_simple_input_section. Change first parameter's
1127 type from Simple_input_section to Input_section and remove the
1128 second and third parameters.
1129 * script-sections.cc (Input_section::Input_section_list): Change
1130 type to list of Output_section::Input_section/
1131 (Input_section_info::Input_section_info): Change parameter type of
1132 INPUT_SECTION to Output_section::Input_section.
1133 (Input_section_info::input_section): Change return type.
1134 (Input_section_info::input_section_): Change type to
1135 Output_section::Input_section.
1136 (Output_section_element_input::set_section_addresses): Adjust code
1137 to use Output_section::Input_section instead of
1138 Output_section::Simple_input_section. Adjust code for renaming
1139 of Output_section::add_simple_input_section.
1140 (Orphan_output_section::set_section_addresses): Ditto.
1142 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1144 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1145 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1147 2010-05-18 Rafael Espindola <espindola@google.com>
1149 * options.cc (General_options::finalize): Handle -nostdlib.
1150 * options.h (nostdlib): New option.
1151 * script.cc (script_add_search_dir): Handle -nostdlib.
1153 2010-05-12 Doug Kwan <dougkwan@google.com>
1155 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1156 attributes section only if there no attributes section after merging.
1157 (Target_arm::merge_object_attributes): Move value of
1158 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1159 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1160 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1161 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1162 and arm_attr_merge_7.stdout.
1163 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1164 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1165 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1166 arm_attr_merge_7b.o): New rules.
1167 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1169 * testsuite/Makefile.in: Regenerate.
1170 * testsuite/arm_attr_merge.sh: New file.
1171 * testsuite/arm_attr_merge_[67][ab].s: Same.
1173 2010-05-05 Nick Clifton <nickc@redhat.com>
1175 * po/es.po: Updated Spanish translation.
1177 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1179 * Makefile.am (install-exec-local): Properly install gold as
1180 default cross linker.
1181 * Makefile.in: Regenerated.
1183 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1184 Nick Clifton <nickc@redhat.com>
1186 * configure.ac (install_as_default): Define and set to false
1187 unless --enable-gold or --enable-gold=both/gold has been
1189 * configure: Regenerate.
1191 * Makefile.am (install-exec-local): Install the executable as
1192 'ld.gold'. If install_as_default is true then also install it as
1194 * Makefile.in: Regenerated.
1196 2010-04-24 Ian Lance Taylor <iant@google.com>
1198 * layout.cc (Layout::layout_reloc): In relocatable link don't
1199 combine reloc sections for grouped sections.
1201 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1203 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1204 sections that are not ordinary to icf.
1205 * icf.cc (get_section_contents): Handle relocation pointing to section
1206 with no object or shndx information.
1207 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1208 * testsuite/Makefile.in: Regenerate.
1209 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1210 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1212 2010-04-22 Ian Lance Taylor <iant@google.com>
1214 * expression.cc (Expression::Expression_eval_info): Add
1215 result_alignment_pointer field.
1216 (Expression::eval_with_dot): Add result_alignment_pointer
1217 parameter. Change all callers.
1218 (Expression::eval_maybe_dot): Likewise.
1219 (class Binary_expression): Add alignment_pointer parameter to
1220 left_value and right_value. Change all callers.
1221 (BINARY_EXPRESSION): Set result alignment.
1222 (class Trinary_expression): Add alignment_pointer parameter to
1223 arg2_value and arg3_value. Change all callers.
1224 (Trinary_cond::value): Set result alignment.
1225 (Max_expression::value, Min_expression::value): Likewise.
1226 (Align_expression::value): Likewise.
1227 * script-sections.cc (class Sections_element): Add dot_alignment
1228 parameter to set_section_addresses virtual function. Update
1230 (class Output_section_element): Likewise.
1231 (Script_sections::create_segments): Add dot_alignment parameter.
1233 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1234 (Script_sections::set_phdrs_clause_addresses): Likewise.
1235 * script-sections.h: Update declarations.
1236 * script.h: Update declarations.
1237 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1239 * testsuite/script_test_3.t: Set large alignment.
1240 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1241 segment has expected alignment.
1243 2010-04-22 Nick Clifton <nickc@redhat.com>
1245 * po/gold.pot: Updated by the Translation project.
1246 * po/vi.po: Updated Vietnamese translation.
1248 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1250 * testsuite/Makefile.am (check_PROGRAMS): Add
1251 icf_virtual_function_folding_test.
1252 * testsuite/Makefile.in: Regenerated.
1254 2010-04-15 Andrew Haley <aph@redhat.com>
1256 * options.h (merge_exidx_entries): New option.
1257 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1258 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1259 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1260 (Target_arm::merge_exidx_entries): New function.
1261 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1262 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1263 to Arm_exidx_fixup constructor.
1264 Add new arg, merge_exidx_entries.
1265 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1266 Arm_output_section::fix_exidx_coverage.
1268 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1270 * icf.cc (get_section_contents): Check for preemptible functions.
1271 Ignore addend when appropriate.
1272 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1274 (add_from_relobj): Check for section folded.
1275 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1276 * symtab.h (should_add_dynsym_entry): Add new parameter.
1277 * target-reloc.h (scan_relocs): Check for section folded.
1278 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1279 Check reloc types for function pointers in shared objects.
1280 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1282 (icf_preemptible_functions_test): New test case.
1283 (icf_string_merge_test): New test case.
1284 * testsuite.Makefile.in: Regenerate.
1285 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1286 bar_glob. Refactor code.
1287 * testsuite/icf_preemptible_functions_test.cc: New file.
1288 * testsuite/icf_preemptible_functions_test.sh: New file.
1289 * testsuite/icf_string_merge_test.cc: New file.
1290 * testsuite/icf_string_merge_test.sh: New file.
1291 * testsuite/icf_virtual_function_folding_test.cc: New file.
1292 * testsuite/icf_virtual_function_folding_test.sh: New file.
1294 2010-04-14 Doug Kwan <dougkwan@google.com>
1296 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1297 for local symbol recounting if we remove a section due to ICF.
1298 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1299 there are no regular objects in input.
1301 2010-04-13 Doug Kwan <dougkwan@google.com>
1303 * arm.cc (Arm_input_section::set_final_data_size): Compute
1304 accurate final data size instead of using current data size.
1306 2010-04-09 Doug Kwan <dougkwan@google.com>
1308 * layout.cc (Layout::choose_output_section): Handle script section
1310 (Layout::make_output_section_for_script): Add section type parameter.
1311 Handle script section types.
1312 * layout.h (Layout::make_output_section_for_script): Add section
1314 * output.cc (Output_section::Output_section): Initialize data member
1316 (Output_section::do_reset_address_and_file_offset): Do not set address
1317 to 0 if section is a NOLOAD section.
1318 * output.h (Output_section::is_noload): New method.
1319 (Output_section::set_is_noload): Ditto.
1320 (Output_section::is_noload_): New data member.
1321 * script-c.h (Script_section_type): New enum type.
1322 (struct Parser_output_section_header): Add new file section_type.
1323 * script-sections.cc (Sections_element::output_section_name): Add
1324 parameter for returning script section type.
1325 (Output_section_definition::output_section_name): Ditto.
1326 (Output_section_definition::section_type)P; New method.
1327 (Output_section_definiton::script_section_type_name): Ditto.
1328 (Output_section_definition::script_section_type_): New data member.
1329 (Output_section_definition::Output_section_definition): Initialize
1330 data member Output_section_definition::script_section_type_.
1331 (Output_section_definition::create_sections): Pass script section type
1332 to Layout::make_output_section_for_script.
1333 (Output_section_definition::output_section_name): Return script
1334 section type to caller.
1335 (Output_section_definition::set_section_address): Do not advance
1336 dot value and load address if section type is NOLOAD. Set address
1337 of NOLOAD sections regardless of section flags.
1338 (Output_section_definition::print): Print section type if it is
1339 not SCRIPT_SECTION_TYPE_NONE.
1340 (Output_section_definition::section_type): New method.
1341 (Output_section_definition::script_section_type_name): Ditto.
1342 (Script_sections::output_section_name): Add new parameter
1343 PSECTION_TYPE for returning script section type. Pass it to
1344 section elements. Handle discard sections.
1345 (Sort_output_sections::operator()): Handle NOLOAD sections.
1346 * script-sections.h (Script_sections::Section_type): New enum type.
1347 (Script_sections::output_section_name): Add a new parameter for
1348 returning script section type.
1349 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1351 * yyscript.y (union): Add new field SECTION_TYPE.
1352 (COPY, DSECT, INFO, NOLOAD): New tokens.
1353 (opt_address_and_section_type): Change type to output_section_header.
1354 (section_type): New non-terminal
1355 (section_header): Handle section type.
1356 (opt_address_and_section_type): Return section type value.
1358 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1360 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1361 * testsuite/plugin_common_test_2.c (foo): Likewise.
1363 2010-04-08 Doug Kwan <dougkwan@google.com>
1365 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1367 * output.cc (Output_section::add_merge_input_section): Simplify
1368 code and return status of Output_merge_base::add_input_section.
1369 Update merge section map only if Output_merge_base::add_input_section
1372 2010-04-07 Doug Kwan <dougkwan@google.com>
1374 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1375 if section is marked as containing instructions but has no mapping
1377 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1378 correct section index.
1379 (Arm_relobj::find_linked_text_section): Ditto.
1381 2010-04-07 Cary Coutant <ccoutant@google.com>
1383 * archive.cc (include_member): Destroy Read_symbols_data object before
1385 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1386 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1387 (Read_symbols_data::~Read_symbols_data) New destructor.
1388 (Section_relocs::Section_relocs) New constructor.
1389 (Section_relocs::~Section_relocs) New destructor.
1390 (Read_relocs_data::Read_relocs_data) New constructor.
1391 (Read_relocs_data::~Read_relocs_data) New destructor.
1392 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1393 pointers to NULL after deleting.
1395 2010-04-07 Doug Kwan <dougkwan@google.com>
1397 * arm.cc: Replace "endianity" with "endianness" in comments.
1398 (Arm_exidx_cantunwind): Ditto.
1399 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1400 (Arm_relobj::merge_flags_and_attributes): New method.
1401 (Arm_relobj::merge_flags_and_attributes_): New data member.
1402 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1403 (Arm_relobj::scan_sections_for_stubs): Ditto.
1404 (Arm_relobj::do_read_symbols): Check to see if we really want to
1405 merge processor-specific flags and attributes. Exit early if
1406 an object is empty except for section names and the undefined symbol.
1407 (Target_arm::do_finalize_sections): Move check for ELF format to
1408 Arm_relobj::do_read_symbols. Merge processor specific flags and
1409 attributes from a regular object only when we have determined that
1410 it is aapropriate. Do not create an .ARM.attributes section in
1411 output if there is no regular input object.
1412 (Target_arm::merge_processor_specific_flags): Check
1413 --warn-mismatch before printing any error.
1414 (Target_arm::merge_object_attributes): Ditto.
1415 * gold.cc (queue_middle_tasks): Handle the case in which there is
1416 no regular object in input.
1417 * options.cc (General_options::parse_EB): New method.
1418 (General_options::parse_EL): Same.
1419 (General_options::General_options): Initialize endianness_.
1420 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1422 (General_options::Endianness): New enum.
1423 (General_options::endianness): New method.
1424 (General_options::endianness_): New data member.
1425 * parameters.cc (Parameters::set_options): Check target endianness.
1426 (Parameters::set_target_once): Ditto.
1427 (Parameters::check_target_endianness): New method.
1428 (parameters_force_valid_target): If either -EL or -EB is specified,
1429 use it to define endianness of default target.
1430 * parameters.h (Parameters::check_target_endianness): New method
1432 * target.h (class Target): Change "endianity" to "endianness"
1435 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1437 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1438 * configure: Regenerate.
1439 * Makefile.in: Regenerate.
1440 * testsuite/Makefile.in: Regenerate.
1442 2010-04-06 Cary Coutant <ccoutant@google.com>
1445 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1446 prevailing definitions of common symbols.
1447 * testsuite/plugin_test_6.sh: New test case.
1448 * testsuite/plugin_common_test_1.c: New test case.
1449 * testsuite/plugin_common_test_2.c: New test case.
1450 * testsuite/Makefile.am (plugin_test_6): New test case.
1451 * testsuite/Makefile.in: Regenerate.
1453 2010-04-06 Nick Clifton <nickc@redhat.com>
1455 * po/vi.po: New Vietnamese translation.
1457 2010-03-30 Doug Kwan <dougkwan@google.com>
1459 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1461 2010-03-25 Doug Kwan <dougkwan@google.com>
1463 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1464 to avoid a conversion warning on a 32-bit host.
1466 2010-03-24 Ian Lance Taylor <iant@google.com>
1468 * testsuite/script_test_3.t: Add a TLS segment.
1469 * testsuite/Makefile.am (check_PROGRAMS): Add
1470 tls_phdrs_script_test.
1471 (tls_phdrs_script_test_SOURCES): Define.
1472 (tls_phdrs_script_test_DEPENDENCIES): Define.
1473 (tls_phdrs_script_test_LDFLAGS): Define.
1474 (tls_phdrs_script_test_LDADD): Define.
1475 * testsuite/Makefile.in: Rebuild.
1477 2010-03-23 Cary Coutant <ccoutant@google.com>
1479 * fileread.cc (find_or_make_view): Fix comment.
1481 2010-03-23 Ian Lance Taylor <iant@google.com>
1483 * script-sections.cc (class Orphan_section_placement): Define
1484 PLACE_TLS and PLACE_TLS_BSS.
1485 (Orphan_section_placement::Orphan_section_placement): Initialize
1487 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1488 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1489 (tls_script_test_SOURCES): Define.
1490 (tls_script_test_DEPENDENCIES): Define.
1491 (tls_script_test_LDFLAGS): Define.
1492 (tls_script_test_LDADD): Define.
1493 * testsuite/Makefile.in: Rebuild.
1495 2010-03-22 Doug Kwan <dougkwan@google.com>
1497 * arm.cc (Arm_relocate_functions::abs8,
1498 Arm_relocate_functions::abs16): Use correct check for overflow
1499 specified in the ARM ELF specs.
1500 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1501 target of a BLX instruction specially.
1502 (Reloc_stub::stub_type_for_reloc): Ditto.
1503 (Relocate::relocate): Use symbolic names instead of numeric relocation
1504 codes to report error.
1505 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1507 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1508 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1509 thumb2_blx_out_of_range.stdout
1510 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1511 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1512 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1513 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1514 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1515 thumb2_blx_in_range, thumb2_blx_in_range.o,
1516 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1517 thumb2_blx_out_of_range.o): New rules.
1518 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1519 thumb2_blx_in_range and thumb2_blx_out_of_range.
1520 * testsuite/Makefile.in: Regenerate.
1521 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1522 * testsuite/thumb_blx_in_range.s: New file.
1523 * testsuite/thumb_blx_out_of_range.s: New file.
1525 2010-03-22 Rafael Espindola <espindola@google.com>
1527 * archive.cc (Should_include): Move to archive.h.
1528 (should_include_member): Make it a member of Archive.
1530 (Add_lib_group_symbols): New.
1531 * archive.h: Include options.h.
1532 (Archive_member): Moved from Archive.
1533 (Should_include): Moved from archive.cc.
1535 (Add_lib_group_symbols): New.
1536 * dynobj.cc (do_should_include_member): New.
1537 * dynobj.h (do_should_include_member): New.
1538 * gold.cc (queue_initial_tasks): Update call to queue.
1539 * main.cc (main): Print lib group stats.
1540 * object.cc (do_should_include_member): New.
1541 * object.h: Include archive.h.
1542 (Object::should_include_member): New.
1543 (Object::do_should_include_member): New.
1544 (Sized_relobj::do_should_include_member): New.
1545 * options.cc (General_options::parse_start_lib): New.
1546 (General_options::parse_end_lib): New.
1547 (Input_arguments::add_file): Handle lib groups.
1548 (Input_arguments::start_group): Check we are not in a lib.
1549 (Input_arguments::start_lib): New.
1550 (Input_arguments::end_lib): New.
1551 * options.h (General_options): Add start_lib and end_lib.
1552 (Input_argument::lib_): New.
1553 (Input_argument::lib): New.
1554 (Input_argument::is_lib): New.
1555 (Input_file_lib): New.
1556 (Input_arguments::in_lib_): New.
1557 (Input_arguments::in_lib): New.
1558 (Input_arguments::start_lib): New.
1559 (Input_arguments::end_lib_): New.
1560 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1561 in unused members as preempted.
1562 (Sized_pluginobj::do_should_include_member): New.
1563 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1564 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1566 (Read_symbols::do_whole_lib_group): New.
1567 (Read_symbols::do_lib_group): New.
1568 (Read_symbols::do_read_symbols): Handle lib groups.
1569 (Read_symbols::get_name): Handle lib groups.
1570 * readsyms.h (Read_symbols): Add an archive member pointer.
1571 (Read_symbols::do_whole_lib_group): New.
1572 (Read_symbols::do_lib_group): New.
1573 (Read_symbols::member_): New.
1574 * script.cc (read_input_script): Update call to queue_soon.
1576 2010-03-19 Doug Kwan <dougkwan@google.com>
1578 * arm.cc (Stub_table::Stub_table): Initialize new data members
1579 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1580 (Stub_table::add_reloc_stub): Assign stub offset and update
1581 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1582 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1584 (Stub_table::update_data_size_and_addralign): Use
1585 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1586 instead of going over all reloc stubs.
1587 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1588 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1589 Stringpool_template::offset_ to size of Stringpool_char.
1590 (Stringpool_template::new_key_offset): Remove code to initialize
1591 Stringpool_template::offset_.
1592 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1593 Stringpool_template::offset_ to zero.
1595 2010-03-15 Doug Kwan <dougkwan@google.com>
1597 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1599 (Stringpool_template::new_key_offset): New method.
1600 (Stringpool_template::add_string): Assign offsets when adding new
1602 (Stringpool_template::set_string_offsets): Do not set string offsets
1603 when not optimizing.
1604 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1606 (Chunked_vector::clear): Clear size_.
1607 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1608 (Chunked_vector::size): Return size_.
1609 (Chunked_vector::push_back): Use size_ to find insert position.
1610 (Chunked_vector::size_): New data member.
1611 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1612 (Stringpool_template::new_key_offset): New method declaration.
1613 (Stringpool_template::offset_): New data member.
1615 2010-03-15 Rafael Espindola <espindola@google.com>
1617 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1618 Add_symbols' constructor.
1619 * readsyms.h (Add_symbols): Remove the input_group member.
1621 2010-03-10 Ian Lance Taylor <iant@google.com>
1623 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1624 target to ask whether a reference to a symbol requires a stack
1626 * target.h (Target::is_call_to_non_split): New function.
1627 (Target::do_is_call_to_non_split): Declare virtual function.
1628 * target.cc: Include "symtab.h".
1629 (Target::do_is_call_to_non_split): New function.
1630 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1632 2010-03-10 Cary Coutant <ccoutant@google.com>
1634 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1635 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1636 (File_read::open[2]): Add whole_file_view_ to list of views.
1637 (File_read::make_view): Remove test of whole_file_view_.
1638 (File_read::find_or_make_view): Create whole_file_view_ if
1640 (File_read::clear_views): Replace bool parameter with enum;
1641 adjust all callers. Don't delete views with permanent data;
1642 do delete cached views and views from archives if
1643 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1644 if clearing the corresponding view.
1645 * fileread.h (File_read::Clear_views_mode): New enum.
1646 (File_read::View::is_permanent_view): New method.
1647 (File_read::clear_views): Replace bool parameter
1648 with enum; adjust all callers.
1649 * options.h (General_options): Change keep_files_mapped option;
1650 add map_whole_files.
1651 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1653 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1656 2010-03-10 David S. Miller <davem@davemloft.net>
1658 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1660 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1662 * icf.cc (get_section_contents): Add '@' marker after processing the
1665 2010-03-08 Doug Kwan <dougkwan@google.com>
1667 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1668 due to a conversion warning.
1669 (Arm_relobj::update_output_local_symbol_count): Check for local
1670 symbol with unset output index.
1672 2010-03-05 Ian Lance Taylor <iant@google.com>
1674 * options.h (class General_options): Add --spare-dynamic-tags.
1675 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1676 --spare-dynamic-tags.
1678 2010-03-05 Ian Lance Taylor <iant@google.com>
1680 * incremental.cc: Include "libiberty.h".
1682 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1685 function, is_info_ member.
1686 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1687 (Versions::Versions): Update caller.
1688 (Versions::define_base_version): Likewise.
1689 (Versions::add_def): Likewise.
1691 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1693 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1694 (Scan::possible_function_pointer_reloc): New function.
1695 (Scan::local_reloc_may_be_function_pointer): Change to call
1696 possible_function_pointer_reloc.
1697 (Scan::global_reloc_may_be_function_pointer): Ditto.
1698 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1699 relocations in ".data.rel.ro._ZTV" section.
1700 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1701 * testsuite/icf_safe_so_test.cc: Ditto.
1702 * testsuite/icf_safe_test.cc: Ditto.
1703 * testsuite/icf_safe_test.sh: Ditto.
1705 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1706 Ian Lance Taylor <iant@google.com>
1708 * target-reloc.h (relocate_section): Check the symbol table index
1709 for -1U before setting the local symbol index.
1710 (scan_relocatable_relocs): If copying the relocation, record that
1711 the local symbol is required.
1712 * object.h (Symbol_value::is_output_symtab_index_set): New
1714 (Symbol_value::may_be_discarded_from_output_symtab): New
1716 (Symbol_value::has_output_symtab_entry): New function.
1717 (Symbol_value::needs_output_symtab_entry): Remove.
1718 (Symbol_value::output_symtab_index): Make sure the symbol index is
1720 (Symbol_value::set_output_symtab_index): Make sure the symbol
1721 index is not set. Make sure the new index is valid.
1722 (Symbol_value::set_must_have_output_symtab_entry): New function.
1723 (Symbol_value::has_output_dynsym_entry): New function.
1724 (Symbol_value::set_output_dynsym_index): Make sure the new index
1726 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1727 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1728 local symbol if permitted.
1729 (Sized_relobj::do_finalize_local_symbols): Call
1730 is_output_symtab_index_set rather than needs_output_symtab_entry.
1731 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1732 rather than needs_output_symtab_entry. Call
1733 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1734 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1735 is_output_symtab_index_set rather than needs_output_symtab_entry.
1736 * testsuite/discard_locals_relocatable_test.c: New file.
1737 * testsuite/discard_locals_test.sh: Test -r.
1738 * testsuite/Makefile.am (check_DATA): Add
1739 discard_locals_relocatable_test1.syms,
1740 discard_local_relocatable_test2.syms.
1741 (MOSTLYCLEANFILES): Likewise. Also add
1742 discard_locals_relocatable_test1.lout and
1743 discard_locals_relocatable_test2.out.
1744 (discard_locals_relocatable_test1.syms): New target.
1745 (discard_locals_relocatable_test.o): New target.
1746 (discard_locals_relocatable_test1.out): New target.
1747 (discard_locals_relocatable_test2.syms): New target.
1748 (discard_locals_relocatable_test2.out): New target.
1749 (various): Add missing ../ld-new dependencies.
1750 * testsuite/Makefile.in: Rebuild.
1752 2010-03-03 Nick Clifton <nickc@redhat.com>
1754 * po/fi.po: New Finnish translation.
1756 2010-03-01 Doug Kwan <dougkwan@google.com>
1758 * layout.cc (Layout::Layout): Force section types of .init_array*,
1759 .preinit_array* and .fini_array* sections.
1760 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1761 Fix check of return value of std::string::find.().
1762 (Output_section::Input_section_sort_compare::operator()): Remove
1763 comment about .init_array.
1764 (Output_section::Input_section_sort_init_fini_compare::operator()):
1766 (Output_section::sort_attached_input_sections): Handle .init_array
1767 and .fini_array specially.
1768 * output.h (Output_section::Inut_section_sort_compare): Update
1770 (Output_section::Input_section_sort_init_fini_compare): New struct.
1772 2010-02-26 Doug Kwan <dougkwan@google.com>
1774 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1775 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1776 * testsuite/debug_msg.sh: Avoid matching source line number for
1777 use of global variable undef_int.
1779 2010-02-26 Doug Kwan <dougkwan@google.com>
1781 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1782 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1783 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1784 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1785 * options.cc (General_options::General_options): Initialize member
1787 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1788 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1789 and rm_no_fix_v4bx.stdout
1790 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1791 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1792 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1793 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1794 and arm_no_fix_v4bx.
1795 * Makefile.in: Regenerate.
1796 * testsuite/arm_fix_v4bx.s: New file.
1797 * testsuite/arm_fix_v4bx.sh: Ditto.
1799 2010-02-24 Doug Kwan <dougkwan@google.com>
1801 * arm.cc (Target_arm::got_section): Make the .got section the first
1802 non RELRO section in the data segment.
1803 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1804 suffixes of section names.
1806 2010-02-24 Doug Kwan <dougkwan@google.com>
1808 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1809 flags and attributes merging if an input file is a binary file.
1810 * fileread.cc (Input_file::open): Record format of original file.
1811 * fileread.h (Input_file::Format): New enum type.
1812 (Input_file::Input_file): Initialize data member format_.
1813 (Input_file::format): New method definition.
1814 (Input_file::format_):: New data member.
1816 2010-02-24 Doug Kwan <dougkwan@google.com>
1818 * arm.cc (Arm_output_data_got): New class.
1819 (ARM_TCB_SIZE): New constant
1820 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1821 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1822 If user uses a script with a SECTIONS clause, issue only a warning
1823 for a misplaced EXIDX input section. Otherwise, issue an error.
1824 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1826 (Target_arm::got_mode_index_entry): Handle static linking.
1827 (Target_arm::Scan::local): Ditto.
1828 (Target_arm::Scan::global): Ditto.
1829 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1830 all incorrectly implemented relocations.
1831 (Target_arm::fix_exidx_coverage): Pass layout to
1832 Arm_output_section::fix_exidx_coverage.
1833 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1834 from ".ARM.exidx." and ".ARM.extab.".
1836 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1838 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1839 section if it does not already exist.
1840 * attributes.cc (Attributes_section_data::Attributes_section_data):
1841 Don't crash if size is zero.
1843 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1844 Ian Lance Taylor <iant@google.com>
1846 * gold.cc (queue_middle_tasks): If no input files were opened,
1848 * workqueue.h (Task_function::Task_function): Assert that there is
1851 2010-02-22 Doug Kwan <dougkwan@google.com>
1853 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1854 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1855 types to avoid warnings due to different uint64_t implementations
1858 2010-02-21 Doug Kwan <dougkwan@google.com>
1860 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1861 handling of the maximum backward branch offset.
1862 (Arm_relocate_functions::thumb_branch_common): Ditto.
1863 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1864 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1865 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1866 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1867 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1868 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1869 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1870 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1871 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1872 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1873 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1874 thumb2_bl_out_of_range.o): New rules.
1875 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1876 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1877 thumb2_bl_out_of_range
1878 * testsuite/Makefile.in: Regenerate.
1879 * testsuite/arm_bl_in_range.s: New file.
1880 * testsuite/arm_bl_out_of_range.s: Ditto.
1881 * testsuite/arm_branch_in_range.sh: Ditto.
1882 * testsuite/arm_branch_range.t: Ditto.
1883 * testsuite/thumb2_branch_range.t: Ditto.
1884 * testsuite/thumb_bl_in_range.s: Ditto.
1885 * testsuite/thumb_bl_out_of_range.s: Ditto.
1886 * testsuite/thumb_branch_range.t: Ditto.
1888 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1890 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1891 Add reloc offset information.
1892 * icf.cc (get_section_contents): Change iterators to point to the new
1893 vectors. Add reloc offset information to the contents.
1894 * icf.h (Icf::Sections_reachable_info): New typedef.
1895 (Icf::Sections_reachable_list): New typedef.
1896 (Icf::Offset_info): New typedef.
1897 (Icf::Reloc_info): New struct typedef.
1898 (Icf::Reloc_info_list): New typedef.
1899 (Icf::symbol_reloc_list): Delete method.
1900 (Icf::addend_reloc_list): Delete method.
1901 (Icf::section_reloc_list): Delete method.
1902 (Icf::reloc_info_list): New method.
1903 (Icf::reloc_info_list_): New member.
1905 2010-02-19 Doug Kwan <dougkwan@google.com>
1907 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1908 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1909 * arm.cc (Arm_relocation_functions): New forward declaration.
1910 (Target_arm::Target_arm): Initialize new data members
1911 got_mod_index_offset_ and tls_base_symbol_defined_.
1912 (Target_arm::Relocate::relocate_tls): New method.
1913 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1914 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1916 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1917 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1918 (Target_arm::got_mod_index_offset_,
1919 Target_arm::tls_base_symbol_defined_): New data members.
1920 (Target_arm::Scan::local, Target::Scan::global,
1921 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1924 2010-02-18 Doug Kwan <dougkwan@google.com>
1926 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1927 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1928 text section as a parameter becuase some broken tools may not set
1929 the link in section header.
1930 (Target_arm::has_got_section): New method.
1931 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1932 without any mapping symbol as data only. Remove warning.
1933 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1934 link in its section header, try to discover the link by inspecting the
1935 REL31 relocation at the beginning of the section.
1936 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1938 (Target_arm::Scan::global): Treat any reference to the symbol
1939 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1941 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1943 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1944 (Scan::global_reloc_may_be_function_pointer): New function.
1945 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1946 (Scan::global_reloc_may_be_function_pointer): New function.
1947 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1948 (Scan::global_reloc_may_be_function_pointer): New function.
1949 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1950 (Scan::global_reloc_may_be_function_pointer): New function.
1951 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1952 (Scan::global_reloc_may_be_function_pointer): New function.
1953 (Scan::possible_function_pointer_reloc): New function.
1954 (Target_x86_64::can_check_for_function_pointers): New function.
1955 * gc.h (gc_process_relocs): Scan relocation types to determine if
1956 function pointers were taken for targets that support it.
1957 * icf.cc (Icf::find_identical_sections): Include functions for
1958 folding in safe ICF whose pointer is not taken.
1959 * icf.h (Secn_fptr_taken_set): New typedef.
1960 (fptr_section_id_): New member.
1961 (section_has_function_pointers): New function.
1962 (set_section_has_function_pointers): New function.
1963 (check_section_for_function_pointers): New function.
1964 * options.h: Fix comment for safe ICF option.
1965 * target.h (can_check_for_function_pointers): New function.
1966 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1967 Modify icf_safe_test for X86-64.
1968 * testsuite/Makefile.in: Regenerate.
1969 * testsuite/icf_safe_so_test.cc: New file.
1970 * testsuite/icf_safe_so_test.sh: New file.
1971 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1972 (main): Change to take pointer to function kept_func_3.
1973 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1974 folding is done correctly for X86-64.
1976 2010-02-12 David S. Miller <davem@davemloft.net>
1978 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1979 is_symbolless parameter.
1980 (Output_reloc<SHT_REL>::is_symbolless): New.
1981 (Output_reloc<SHT_REL>::is_symbolless_): New.
1982 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1983 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1984 (Output_reloc<SHT_RELA>::is_symbolless): New.
1985 (Output_data_reloc::add_global): Handle is_symbolless.
1986 (Output_data_reloc::add_global_relative): Likewise.
1987 (Output_data_reloc::add_local): Likewise.
1988 (Output_data_reloc::add_local_relative): Likewise.
1989 (Output_data_reloc::add_symbolless_global_addend): New.
1990 (Output_data_reloc::add_symbolless_local_addend): New.
1991 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1993 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1994 instead of ->is_relative_
1995 (Output_reloc::write): Likewise.
1996 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1997 (Output_reloc::write_rel): Simplify.
1999 * sparc.cc (Target_sparc::Scan::local): Use
2000 ->add_symbolless_local_addend as needed.
2001 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2002 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2003 based upon relocation offset.
2005 2010-02-11 Doug Kwan <dougkwan@google.com>
2007 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2008 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2009 beginning of function.
2010 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2011 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2012 parameter is_32bit in calls to should_apply_static_reloc.
2013 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2014 (check_DATA): Add arm_abs_global.stdout.
2015 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2016 arm_abs_global.stdout): New rules.
2017 (MOSTLLYCLEANFILES): Add arm_abs_global
2018 * Makefile.in: Regenerate.
2019 * testsuite/arm_abs_global.s: New file.
2020 * testsuite/arm_abs_global.sh: Ditto.
2021 * testsuite/arm_abs_lib.s: Ditto.
2023 2010-02-11 Ian Lance Taylor <iant@google.com>
2025 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2027 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2028 Allocate_commons_task first.
2029 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2030 task, rather than symtab_lock_.
2031 (Gc_process_relocs::~Gc_process_relocs): New function.
2032 (Gc_process_relocs::is_runnable): Check this_blocker_.
2033 (Gc_process_relocs::locks): Use next_blocker_ rather than
2035 (Scan_relocs::~Scan_relocs): New function.
2036 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2038 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2040 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2041 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2042 constructor accordingly.
2043 (class Gc_process_relocs): Likewise.
2044 (class Scan_relocs): Likewise.
2045 * common.h (class Allocate_commons_task): Remove symtab_lock_
2046 field, and corresponding constructor parameter.
2047 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2049 (Allocate_commons_task::locks): Likewise.
2051 2010-02-11 Ian Lance Taylor <iant@google.com>
2053 * gold-threads.h (class Once): Define.
2054 (class Initialize_lock): Rewrite as child of Once.
2055 * gold-threads.cc (class Once_initialize): Define.
2056 (once_pointer_control): New static variable.
2057 (once_pointer, once_arg): New static variables.
2058 (c_run_once): New static function.
2059 (Once::Once, Once::run_once, Once::internal_run): New functions.
2060 (class Initialize_lock_once): Remove.
2061 (initialize_lock_control): Remove.
2062 (initialize_lock_pointer): Remove.
2063 (initialize_lock_once): Remove.
2064 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2065 (Initialize_lock::initialize): Rewrite.
2066 (Initialize_lock::do_run_once): New function.
2067 * archive.cc (Archive::interpret_header): Only clear name if it is
2069 * fileread.cc: Include "gold-threads.h"
2070 (file_counts_lock): New static variable.
2071 (file_counts_initialize_lock): Likewise.
2072 (File_read::release): Only increment counts when using --stats.
2073 Use a lock around the increment.
2074 * parameters.cc (class Set_parameters_target_once): Define.
2075 (set_parameters_target_once): New static variable.
2076 (Parameters::Parameters): Move here from parameters.h.
2077 (Parameters::set_target): Rewrite.
2078 (Parameters::set_target_once): New function.
2079 (Parameters::clear_target): Move here and rewrite.
2080 * parameters.h (class Parameters): Update declarations. Add
2081 set_parameters_target_once_ field.
2082 (Parameters::Parameters): Move to parameters.cc.
2083 (Parameters::clear_target): Likewise.
2084 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2086 (Start_group::~Start_group): New function.
2087 (Start_group::is_runnable): New function.
2088 (Start_group::locks, Start_group::run): New functions.
2089 (Finish_group::run): Change saw_undefined to size_t.
2090 * readsyms.h (class Start_group): Define.
2091 (class Finish_group): Change saw_undefined_ field to size_t.
2092 (Finish_group::Finish_group): Remove saw_undefined and
2093 this_blocker parameters. Change all callers.
2094 (Finish_group::set_saw_undefined): New function.
2095 (Finish_group::set_blocker): New function.
2096 * symtab.h (class Symbol_table): Change saw_undefined to return
2097 size_t. Change saw_undefined_ field to size_t.
2098 * target-select.cc (Set_target_once::do_run_once): New function.
2099 (Target_selector::Target_selector): Initialize set_target_once_
2100 field. Don't initialize lock_ and initialize_lock_ fields.
2101 (Target_selector::instantiate_target): Rewrite.
2102 (Target_selector::set_target): New function.
2103 * target-select.h (class Set_target_once): Define.
2104 (class Target_selector): Update declarations. Make
2105 Set_target_once a friend. Remove lock_ and initialize_lock_
2106 fields. Add set_target_once_ field.
2108 2010-02-10 Ian Lance Taylor <iant@google.com>
2110 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2112 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2113 (queue_middle_tasks): Add all blockers before queueing any tasks.
2114 (queue_final_tasks): Likewise.
2115 * token.h (Task_token::add_blockers): New function.
2116 * object.h (Input_objects::number_of_relobjs): New function.
2118 2010-02-10 Ian Lance Taylor <iant@google.com>
2120 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2121 shared, not if not position independent.
2122 * x86_64.cc (Relocate::relocate_tls): Likewise.
2123 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2124 (tls_pie_pic_test): New target.
2125 * testsuite/Makefile.in: Rebuild.
2127 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2128 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2129 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2130 * testsuite/Makefile.in: Rebuild.
2132 2010-02-09 David S. Miller <davem@davemloft.net>
2134 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2135 R_SPARC_RELATIVE using ->add_local_relative().
2136 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2138 * output.h (Output_data_dynamic::add_section_size): New method
2139 that takes two Output_data objects.
2140 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2141 entry param. Handle it in initializers.
2142 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2143 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2144 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2146 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2147 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2148 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2149 for dynrel_includes_plt.
2150 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2151 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2152 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2154 (Target_sparc::do_finalize_sections): Update to pass true for
2155 dynrel_includes_plt.
2156 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2157 output before .rela.plt
2158 (Target_powerpc::do_finalize_sections): Update to pass true for
2159 dynrel_includes_plt when 32-bit.
2161 2010-02-08 Doug Kwan <dougkwan@google.com>
2163 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2165 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2166 Arm_relobj::scan_section_for_cortex_a8_stubs,
2167 Arm_relobj::do_relocation_section): Instead of calling
2168 Output_section::output_address, use faster
2169 Arm_relobj::simple_input_section_output_address.
2171 2010-02-08 David S. Miller <davem@davemloft.net>
2173 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2174 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2175 relocation helper function.
2177 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2178 just like R_SPARC_GOT{10,13,22}.
2179 (Target_sparc::Scan::local): Likewise.
2180 (Target_sparc::Relocate:relocate): Likewise.
2182 2010-02-06 Ian Lance Taylor <iant@google.com>
2184 * configure.ac: Rewrite targetobjs duplicate removal code to use
2185 only shell constructs.
2186 * configure: Rebuild.
2188 2010-02-05 Doug Kwan <dougkwan@google.com>
2191 * arm.cc (Arm_relobj::section_is_scannable): New method.
2192 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2193 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2195 2010-02-04 Doug Kwan <dougkwan@google.com>
2198 * arm-reloc-property.cc (cstdio): Include.
2199 * configure.ac (targetobjs): Remove duplicates.
2200 * configure: Regenerate.
2201 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2202 big and little endian version for a given address size.
2204 2010-02-03 Doug Kwan <dougkwan@google.com>
2206 * arm-reloc-property.cc
2207 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2209 * arm-reloc-property.h
2210 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2211 New method definition.
2212 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2214 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2216 (GOT_PREL): Change implemented to Y.
2217 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2218 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2219 (Arm_relocate_functions::movw_abs_nc): Remove method.
2220 (Arm_relocate_functions::movt_abs): Ditto.
2221 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2222 (Arm_relocate_functions::thm_movt_abs): Ditto.
2223 (Arm_relocate_functions::movw_rel_nc): Ditto.
2224 (Arm_relocate_functions::movw_rel): Ditto.
2225 (Arm_relocate_functions::movt_rel): Ditto.
2226 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2227 (Arm_relocate_functions:thm_movw_rel): Ditto.
2228 (Arm_relocate_functions:thm_movt_rel): Ditto.
2229 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2230 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2231 New method definitions.
2232 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2233 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2234 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2235 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2236 (Target_arm::Relocate::relocate): Check for non-static or
2237 unimplemented relocation code and exit early. Change calls to
2238 Target_arm::reloc_uses_thumb_bit and
2239 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2240 instead. Refactor code to handle similar relocations to increase
2241 code sharing. Remove check for unsupported relocation code in switch
2243 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2244 relocation property table to find out size. Change error message to
2245 print out the name of a relocation code instead of the numeric value.
2246 (Target_arm::scan_reloc_for_stub): Use relocation property table
2247 instead of calling Target_arm::reloc_uses_thumb_bit().
2249 2010-02-02 Doug Kwan <dougkwan@google.com>
2251 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2252 types of relaxed input section.
2254 2010-02-02 Doug Kwan <dougkwan@google.com>
2256 * Makefile.am (HFILES): Add arm-reloc-property.h.
2258 (TARGETSOURCES): Add arm-reloc-property.cc
2259 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2260 (libgold_a_SOURCES): $(DEFFILES)
2261 * Makefile.in: Regenerate.
2262 * arm-reloc-property.cc: New file.
2263 * arm-reloc-property.h: New file.
2264 * arm-reloc.def: New file.
2265 * arm.cc: Update comments.
2266 (arm-reloc-property.h): New included header.
2267 (arm_reloc_property_table): New global variable.
2268 (Target_arm::do_select_as_default_target): New method definition.
2269 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2270 arm-reloc-property to targ_extra_obj.
2271 * parameters.cc (set_parameters_target): Call
2272 Target::select_as_default_target().
2273 * target.h (Target::select_as_default_target): New method definition.
2274 (Target::do_select_as_default_target): Same.
2276 2010-02-01 Doug Kwan <dougkwan@google.com>
2278 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2279 first_output_text_section_.
2280 (Arm_exidx_fixup::first_output_text_section): New method definition.
2281 (Arm_exidx_fixup::first_output_text_section_): New data member.
2282 (Arm_exidx_fixup::process_exidx_section): Record the first text
2283 output section seen.
2284 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2285 and entsize in output section header.
2287 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2289 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2290 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2291 (Arm_relocate_functions::thm_alu11): New Method.
2292 (Arm_relocate_functions::thm_pc8): New Method.
2293 (Arm_relocate_functions::thm_pc12): New Method.
2294 (Target_arm::Scan::local): Handle the relocations.
2295 (Target_arm::Scan::global): Likewise.
2296 (Target_arm::Relocate::relocate): Likewise.
2297 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2299 2010-01-29 Doug Kwan <dougkwan@google.com>
2301 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2302 of relocation types as ld.
2304 2010-01-29 Doug Kwan <dougkwan@google.com>
2306 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2308 (Arm_relocate_functions::thumb_branch_common): Ditto.
2309 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2310 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2311 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2312 Arm_relocate_functions::jump24): Remove.
2313 (Target_arm::Relocate::relocate): Adjust code to call
2314 Arm_relocation_functions::arm_branch_common and
2315 Arm_relocation_functions::thumb_branch_common instead of their removed
2316 wrappers. Merge switch-cases together to reduce source code size.
2318 2010-01-29 Doug Kwan <dougkwan@google.com>
2320 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2321 output_local_symbol_count_needs_update_.
2322 (Arm_relobj::output_local_symbol_count_needs_update,
2323 Arm_relobj::set_output_local_symbol_count_needs_update,
2324 Arm_relobj::update_output_local_symbol_count): New methods.
2325 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2327 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2328 of pointed function as in a R_ARM_PREL31 relocation.
2329 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2330 for output local symbol count updating.
2331 (Target_arm::do_relax): Update output local symbol counts in objects
2333 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2335 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2337 * arm.cc: Added support for the ARM relocations:
2338 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2339 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2340 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2342 (Arm_relocate_functions::movw_rel): New method.
2343 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2344 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2346 (Arm_relocate_functions::thm_movw_rel): New method.
2347 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2349 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2351 (Target_arm::Scan::global): Likewise.
2352 (Target_arm::Relocate::relocate): Likewise.
2353 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2356 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2358 * arm.cc: Added support for ARM group relocations.
2359 (Target_arm::reloc_needs_sym_origin): New method.
2360 (Arm_relocate_functions::calc_grp_kn): New method.
2361 (Arm_relocate_functions::calc_grp_residual): New method.
2362 (Arm_relocate_functions::calc_grp_gn): New method.
2363 (Arm_relocate_functions::arm_grp_alu): New Method.
2364 (Arm_relocate_functions::arm_grp_ldr): New Method.
2365 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2366 (Arm_relocate_functions::arm_grp_ldc): New Method.
2367 (Target_arm::Scan::local): Handle the ARM group relocations.
2368 (Target_arm::Scan::global): Likewise.
2369 (Target_arm::Relocate::relocate): Likewise.
2370 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2373 2010-01-26 Doug Kwan <dougkwan@google.com>
2375 * arm.cc (set): Include.
2376 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2378 (Arm_output_section::Text_section_list): New type.
2379 (Arm_output_section::append_text_sections_to_list): New method.
2380 (Arm_output_section::fix_exidx_coverage): Ditto.
2381 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2382 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2383 Relobj::set_section_offset() instead of
2384 Sized_relobj::invalidate_section_offset().
2385 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2386 parameter for section headers. Ignore relocation sections for
2387 unallocated sections and EXIDX sections.
2388 (Target_arm::fix_exidx_coverage): New method.
2389 (Target_arm::output_section_address_less_than): New type.
2390 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2391 linked text section instead of the EXIDX section.
2392 (Arm_output_section::create_stub_group): Add an assertion to check
2393 that this is not an EXIDX output section.
2394 (Arm_output_section::append_text_sections_to_list): New method.
2395 (Arm_output_section::fix_exidx_coverage): Ditto.
2396 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2397 Arm_relobj::section_needs_reloc_stub_scanning.
2398 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2400 (Target_arm::fix_exidx_coverage): New method.
2401 * object.h (Relobj::set_output_section): New method.
2402 (Sized_relobj::invalidate_section_offset): Remove method.
2403 (Sized_relobj::do_invalidate_section_offset): Remove method.
2404 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2406 2010-01-25 Doug Kwan <dougkwan@google.com>
2408 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2409 Fix warning due to signed and unsigned comparison on a 32-bit host.
2411 2010-01-22 Doug Kwan <dougkwan@google.com>
2413 * arm.cc (Target_arm::do_relax): Record an output section for section
2414 offset adjustment it contains any stub table that has changed.
2415 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2416 offsets in an output section if necessary.
2417 * output.cc (Output_section::Output_section): Initialize
2418 section_offsets_need_adjustments_.
2419 (Output_section::add_input_section_for_script): Renamed to
2420 Output_section::add_simple_input_section.
2421 (Output_section::save_states): Add a comment.
2422 (Output_section::discard_states): New method defintion.
2423 (Output_section::adjust_section_offsets): Same.
2424 * output.h (Output_section::add_input_section_for_script): Renamed to
2425 Output_section::add_simple_input_section.
2426 (Output_section::discard_states): New method declaration.
2427 (Output_section::adjust_section_offsets): Same.
2428 (Output_section::section_offsets_need_adjustment,
2429 Output_section::set_section_offsets_need_adjustment): New method
2431 (Output_section::section_offsets_need_adjustment_): New data member.
2432 * script-sections.cc
2433 (Output_section_element_input::set_section_address): Adjust code for
2434 renaming of Output_section::add_input_section_for_script.
2435 (Orphan_output_section::set_section_address): Same.
2437 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2439 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2440 Fix_v4bx enum values .
2441 * gold/options.h (General_options): New option definitions.
2442 (General_options::fix_v4bx): New method.
2443 (General_options::Fix_v4bx): New enum.
2444 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2445 (General_options::parse_fix_v4bx_interworking): New method.
2447 2010-01-22 Doug Kwan <dougkwan@google.com>
2449 * arm.cc (Arm_exidx_fixup): New class.
2451 2010-01-21 Doug Kwan <dougkwan@google.com>
2453 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2455 (Arm_exidx_section_offset_map): New type.
2457 2010-01-21 Doug Kwan <dougkwan@google.com>
2459 * arm.cc (Arm_exidx_input_section): New class.
2460 (Arm_relobj::exidx_input_section_by_link,
2461 Arm_relobj::exidx_input_section_by_shndx,
2462 Arm_relobj::make_exidx_input_section): New methods.
2463 (read_arm_attributes_section): Remove.
2464 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2465 information about them.
2466 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2469 2010-01-20 Doug Kwan <dougkwan@google.com>
2471 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2472 Input_section_specifier to Section_id.
2473 (Target_arm::new_arm_input_section: Adjust code for change of key
2475 (Target_arm::find_arm_input_section): Ditto.
2476 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2477 (Section_id): Remove.
2478 (Garbage_collection::Section_id_hash): Remove.
2479 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2480 (Section_id): Remove.
2481 (Icf::Section_id_hash): Remove.
2482 * object.h (Section_id, Const_section_id, Section_id_hash,
2483 Const_section_id_hash): New type definitions.
2484 * output.cc (Output_section::add_relaxed_input_section): Change to
2485 use Const_section_id instead of Input_section_specifier as key type.
2486 (Output_section::add_merge_input_section): Ditto.
2487 (Output_section::build_relaxation_map): Change to use Section_id
2488 instead of Input_section_specifier as key type.
2489 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2491 (Output_section::convert_input_sections_to_relaxed_sections): Change
2492 to use Const_section_id instead of Input_section_specifier as key type.
2493 (Output_section::find_merge_section): Ditto.
2494 (Output_section::find_relaxed_input_section): Ditto.
2495 * output.h (Input_section_specifier): Remove class.
2496 (Output_section::Output_section_data_by_input_section_map): Change
2497 key type to Const_section_id.
2498 (Output_section::Output_relaxed_input_section_by_input_section_map):
2500 (Output_section::Relaxation_map): Change key type to Section_id.
2502 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2504 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2505 (class Arm_v4bx_stub): New class.
2506 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2507 (Stub_factory::make_arm_v4bx_stub): New method.
2508 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2509 (Stub_table::empty): Handle v4bx stubs.
2510 (Stub_table::add_arm_v4bx_stub): New method.
2511 (Stub_table::find_arm_v4bx_stub): New method.
2512 (Arm_relocate_functions::v4bx): New method.
2513 (Target_arm::fix_v4bx): New method.
2514 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2515 (Stub_table::relocate_stubs): Likewise.
2516 (Stub_table::do_write): Likewise.
2517 (Stub_table::update_data_size_and_addralign): Likewise.
2518 (Stub_table::finalize_stubs): Likewise.
2519 (Target_arm::Scan::local): Likewise.
2520 (Target_arm::Scan::global): Likewise.
2521 (Target_arm::do_finalize_sections): Likewise.
2522 (Target_arm::Relocate::relocate): Likewise.
2523 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2525 (Target_arm::scan_reloc_for_stub): Likewise.
2526 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2528 2010-01-19 Ian Lance Taylor <iant@google.com>
2530 * output.cc (Output_section_headers::do_sized_write): Write large
2531 segment count to sh_info field.
2532 (Output_file_header::do_sized_write): For large segment count,
2533 write PN_XNUM to e_phnum field.
2535 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2537 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2538 (Arm_relocate_functions::thm_jump8): New function.
2539 (Arm_relocate_functions::thm_jump11): New function.
2540 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2542 (Target_arm::Scan::global): Likewise.
2543 (Target_arm::Relocate::relocate): Likewise.
2544 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2547 2010-01-14 Doug Kwan <dougkwan@google.com>
2549 * arm.cc (map, utility): Include headers.
2550 (Target_arm::apply_cortex_a8_workaround): New method.
2551 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2552 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2553 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2554 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2555 the --[no-]fix-cortex-a8 command line options.
2556 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2557 (Target_arm::relocate_stub): Use addend in instruction template.
2558 * options.h (DEFINE_bool): Set the user-set flag.
2559 (General_options): Add --[no-]-fix-cortex options.
2560 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2561 : Update fast look-up map after conversion.
2563 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2565 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2566 in the first pass of do_layout.
2568 2010-01-13 Doug Kwan <dougkwan@google.com>
2570 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2571 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2572 apparent compiler problem of not folding static constant integral
2573 data members of elfcpp::Elf_sizes<32>.
2575 2010-01-13 Doug Kwan <dougkwan@google.com>
2577 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2578 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2579 Arm_relobj::scan_section_for_cortex_a8_erratum,
2580 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2581 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2582 sections to scan for relocation stubs into a new method
2583 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2584 relocation and Cortex-A8 stub scanning.
2585 (Target_arm::do_relax): Force stubs to be after stubbed sections
2586 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2587 the beginning of a new relaxation pass. Update a comment.
2588 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2590 2010-01-12 Ian Lance Taylor <iant@google.com>
2592 * target-reloc.h (visibility_error): New inline function.
2593 (relocate_section): Call visibility_error.
2594 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2595 (MOSTLYCLEANFILES): Likewise.
2596 (protected_4_pic.o, protected_3.err): New targets.
2597 * testsuite/protected_4.cc: New file.
2599 2010-01-12 Doug Kwan <dougkwan@google.com>
2601 * arm.cc (Cortex_a8_reloc): New class.
2602 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2603 and cortex_a8_relocs_info_.
2604 (Target_arm::fix_cortex_a8): New method definition.
2605 (Target_arm::Cortex_a8_relocs_info): New type.
2606 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2607 New data member declarations.
2608 (Target_arm::scan_reloc_for_stub): Record information about
2609 relocations for THUMB branches that might be exempted from the
2610 Cortex-A8 workaround.
2611 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2612 at the beginning of a relaxation pass.
2614 2010-01-12 Doug Kwan <dougkwan@google.com>
2616 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2617 (Arm_relobj::Mapping_symbol_position,
2618 Arm_reloj::Mapping_symbol_position_less,
2619 Arm_relobj::Mapping_symbols_info): New types.
2620 (Target_arm::is_mapping_symbol_name): New method definition.
2621 (Arm_relobj::do_count_local_symbols): Save information about mapping
2624 2010-01-11 Doug Kwan <dougkwan@google.com>
2626 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2627 Arm_relocate_functions::thumb32_branch_upper,
2628 Arm_relocate_functions::thumb32_branch_lower,
2629 Arm_relocate_functions::thumb32_cond_branch_offset,
2630 Arm_relocate_functions::thumb32_cond_branch_upper,
2631 Arm_relocate_functions::thumb32_cond_branch_lower,
2632 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2633 branch offset encoding.
2634 (Arm_relocate_functions::thumb_branch_common): Use new branch
2635 offset encoding methods to avoid code duplication.
2636 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2637 (Stub_addend_reader::operator()): Use new branch encoding method
2638 to avoid code duplication.
2640 2010-01-11 Doug Kwan <dougkwan@google.com>
2642 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2643 (Target_arm::do_finalize_sections): Define special EXIDX section
2644 symbols only if referenced.
2645 * gc.h (Garbage_collection::add_reference): New method.
2646 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2649 2010-01-11 Ian Lance Taylor <iant@google.com>
2651 * script.cc (Version_script_info::build_expression_list_lookup):
2652 Change complaing about duplicate wildcard match from error to
2655 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2657 (Version_script_info::Version_script_info): Initialize globs_,
2658 default_version_, default_is_global_, and exact_. Don't
2659 initialize globals_ or locals_.
2660 (Version_script_info::build_lookup_tables): Build local symbols
2662 (Version_script_info::unquote): New function.
2663 (Version_script_info::add_exact_match): New function.
2664 (Version_script_info::build_expression_list_lookup): Remove lookup
2665 parameter. Add is_global parameter. Change all callers. Handle
2666 wildcard pattern specially. Unquote pattern. Call
2668 (Version_script_info::get_name_to_match): New function.
2669 (Version_script_info::get_symbol_version): New function.
2670 (Version_script_info::get_symbol_version_helper): Remove.
2671 (Version_script_info::check_unmatched_names): Call unquote.
2672 * script.h (class Version_script_info): Change get_symbol_version
2673 to be non-inline and add is_global parameter; change all callers.
2674 Rewrite symbol_is_local. Update declarations. Define struct
2675 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2676 Remove globals_ and locals_ members. Add exact_, globs_,
2677 default_version_, is_global_.
2678 (Version_script_info::Glob): Remove pattern, add expression and
2679 is_global. Update constructor. Change all callers.
2680 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2682 (Versions::symbol_section_contents): If a symbol is undefined, or
2683 defined in a dynamic object, set the version index to
2685 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2687 (Symbol_table::add_from_pluginobj): Likewise.
2688 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2690 2010-01-11 Doug Kwan <dougkwan@google.com>
2692 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2693 (incremental_dump_LDADD): Add linking option for libintl.
2694 * Makefile.in: Regenerate.
2696 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2699 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2701 * testsuite/Makefile.in: Regenerated.
2703 2010-01-10 Doug Kwan <dougkwan@google.com>
2705 * options.h (DEFINE_var): Use parentheses around argument varname__
2706 in macro body to avoid any unintended subsequent substitutions.
2708 2010-01-10 Ian Lance Taylor <iant@google.com>
2710 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2711 candidates before doing symbol resolution.
2713 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2714 ODR candidates if only one is weak.
2716 2010-01-08 Ian Lance Taylor <iant@google.com>
2718 * script.cc (Version_script_info::build_expression_list_lookup):
2719 Don't warn about ambiguous version, just record the ambiguity.
2720 (Version_script_info::get_symbol_version_helper): Give error if
2721 version is ambiguous.
2723 2010-01-08 Doug Kwan <dougkwan@google.com>
2725 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2726 prev_data_size_ and prev_addralign_. Remove initializer for
2727 deleted data member has_been_changed_.
2728 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2729 to determine if the table is empty.
2730 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2732 (Stub_table::add_reloc_stub): Define method in class definition
2733 instead of just declaring it there.
2734 (Stub_table::add_cortex_a8_stub): New method definition.
2735 (Stub_table::update_data_size_and_addralign): Ditto.
2736 (Stub_table::finalize_stubs): Ditto.
2737 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2738 (Stub_table::do_addralign_): Return address alignment in the
2739 (Stub_table::do_reset_address_and_file_offset): Define method in
2740 class definition instead of declaring it there. Set current data
2741 size to be the data size of the previous pass.
2742 (Stub_table::set_final_data_size): Use current data size as the
2744 (Stub_table::relocate_stub): Change parameter type of stub from
2745 Reloc_stub pointer to Stub pointer.
2746 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2747 (Stub_table::Cortex_a8_stub_list): New typedef.
2748 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2749 Stub_table::prev_addralign_): New data member.
2750 (Arm_relobj::Arm_relobj): Initialize data member
2751 section_has_cortex_a8_workaround_.
2752 (Arm_relobj::section_has_cortex_a8_workaround,
2753 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2755 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2757 (Target_arm::relocate_stub): Change parameter type of stub from
2758 Reloc_stub pointer to Stub pointer.
2759 (Insn_template::size, Insn_template::alignment): Handle
2760 THUMB16_SPECIAL_TYPE.
2761 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2762 Stub_table::update_data_size_and_addralign,
2763 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2765 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2766 (Stub_table::do_write): Ditto.
2767 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2769 2010-01-08 Ian Lance Taylor <iant@google.com>
2772 * symtab.h (class Symbol): Remove fields is_target_special_ and
2773 has_plt_offset_. Add field is_defined_in_discarded_section_.
2774 (Symbol::is_defined_in_discarded_section): New function.
2775 (Symbol::set_is_defined_in_discarded_section): New function.
2776 (Symbol::has_plt_offset): Rewrite.
2777 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2778 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2779 Don't initialize is_target_special_ or has_plt_offset_.
2780 Initialize is_defined_in_discarded_section_.
2781 (Symbol_table::add_from_relobj): If appropriate, set
2782 is_defined_in_discarded_section.
2783 * resolve.cc (Symbol::override_base_with_special): Don't test
2784 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2785 * target-reloc.h (relocate_section): Do special handling for
2786 symbols defined in discarded sections for global symbols as well
2789 2010-01-08 Ian Lance Taylor <iant@google.com>
2791 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2792 the SHT_SYMTAB case.
2794 2010-01-08 Ian Lance Taylor <iant@google.com>
2796 * object.cc (Sized_relobj::do_layout): Don't get confused if
2797 layout_eh_frame returns NULL.
2799 2010-01-08 Ian Lance Taylor <iant@google.com>
2802 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2803 dynamic symbol table, use the normal symbol table.
2804 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2807 2010-01-08 Ian Lance Taylor <iant@google.com>
2810 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2813 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2815 * version.cc (print_version): Change to "Copyright 2010".
2817 2010-01-08 Ian Lance Taylor <iant@google.com>
2821 * i386.cc (class Target_i386): Change return type of plt_section
2823 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2824 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2825 tls_desc_rel_ field.
2826 (Output_data_plt_i386::rel_tls_desc): New function.
2827 (Target_i386::rel_tls_desc_section): New function.
2828 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2829 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2830 R_386_TLS_DESC reloc in rel_tls_desc_section.
2831 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2832 Define struct Tlsdesc_info.
2833 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2834 (Target_x86_64::do_reloc_symbol_index): New function.
2835 (Target_x86_64::add_tlsdesc_info): New function.
2836 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2837 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2839 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2841 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2842 (Target_x86_64::rela_tlsdesc_section): New function.
2843 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2845 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2846 (Target_x86_64::do_reloc_addend): New function.
2847 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2848 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2849 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2850 (Output_reloc::type): New function.
2851 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2852 (Output_reloc::is_target_specific): New function.
2853 (Output_reloc::target_arg): New function.
2854 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2855 absolute relocs and target specific relocs.
2856 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2857 add_target_specific.
2858 (class Output_data_reloc) [SHT_RELA]: Likewise.
2859 * output.cc (Output_reloc::Output_reloc): Add four new versions
2860 for absolute relocs and target specific relocs.
2861 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2862 (Output_reloc::get_symbol_index): Likewise.
2863 (Output_reloc::local_section_offset): Check that local_sym_index_
2864 is not TARGET_CODE or 0.
2865 (Output_reloc::symbol_value): Likewise.
2866 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2868 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2869 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2871 * layout.cc (add_target_dynamic_tags): Use output section for
2872 DT_PLTRELSZ and DT_JMPREL.
2874 2010-01-07 Ian Lance Taylor <iant@google.com>
2877 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2879 (class Output_data_reloc_generic): Define.
2880 (class Output_data_reloc_base): Change base class to
2881 Output_data_reloc_generic. Change add() method to call
2882 bump_relative_reloc_count for a relative reloc. Remove
2884 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2886 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2887 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2889 * layout.h (class Layout): Update declaration.
2891 2010-01-07 Ian Lance Taylor <iant@google.com>
2893 * output.h (class Output_data): Add const version of
2894 output_section and do_output_section.
2895 (class Output_section_data): Add const version of
2897 (class Output_section): Likewise.
2898 * layout.cc (Layout::add_target_dynamic_tags): New function.
2899 * layout.h (class Layout): Update declarations.
2900 * arm.cc (Target_arm::do_finalize_sections): Use
2901 add_target_dynamic_tags.
2902 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2903 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2904 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2905 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2907 2010-01-07 Ian Lance Taylor <iant@google.com>
2910 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2913 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2914 Ian Lance Taylor <iant@google.com>
2917 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2918 Xindex::read_symtab_xindex.
2920 2010-01-07 Doug Kwan <dougkwan@google.com>
2922 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2923 (Insn_template::thumb16_bcond_insn): New method declaration.
2924 (Insn_template): Fix spelling.
2925 (Stub::thumb16_special): New method declaration.
2926 (Stub::do_write): Define virtual method which was previously pure
2928 (Stub::do_thumb16_special): New method declaration.
2929 (Stub::do_fixed_endian_write): New template member.
2930 (Reloc_stub::do_write): Remove.
2931 (Reloc_stub::do_fixed_endian_write): Remove.
2932 (Cortex_a8_stub): New class definition.
2933 (Stub_factory::make_cortex_a8_stub): New method definition.
2934 (Stub_factory::Stub_factory): Add missing static storage class
2935 qualifier for elf32_arm_stub_a8_veneer_blx.
2937 2010-01-07 Ian Lance Taylor <iant@google.com>
2940 * options.h (class General_options): Add --warn-unresolved-symbols
2941 and --error-unresolved-symbols.
2942 * errors.cc (Errors::undefined_symbol): Implement
2943 --warn-unresolved-symbols.
2945 * options.h (class General_options): Add -z text and -z textoff.
2946 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2948 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2950 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2951 (Garbage_collection::cident_sections): New function.
2952 (Garbage_collection::add_cident_section): New function.
2953 (Garbage_collection::cident_sections_): New member.
2954 (gc_process_relocs): Add references to sections whose names are C
2956 * gold.h (cident_section_start_prefix): New constant.
2957 (cident_section_stop_prefix): New constant.
2958 (is_cident): New function.
2959 * layout.cc (Layout::define_section_symbols): Replace string constants
2960 with the newly defined constants.
2961 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2963 * testsuite/Makefile.am: Add gc_orphan_section_test.
2964 * testsuite/Makefile.in: Regenerate.
2965 * testsuite/gc_orphan_section_test.cc: New file.
2966 * testsuite/gc_orphan_section_test.sh: New file.
2968 2010-01-06 Ian Lance Taylor <iant@google.com>
2971 * options.h (class General_options): Add --warn-shared-textrel.
2972 * layout.cc (Layout::finish_dynamic_section): Implement
2973 --warn-shared-textrel.
2976 * options.h (class General_options): Add --warn-multiple-gp.
2978 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2980 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2981 $(THREADSLIB) and $(LIBDL).
2982 * Makefile.in: Rebuild.
2984 2010-01-06 Ian Lance Taylor <iant@google.com>
2987 * options.cc (General_options::parse_section_start): New function.
2988 (General_options::section_start): New function.
2989 (General_options::General_options): Initialize all members.
2990 * options.h: Include <map>
2991 (class General_options): Add --section-start. Add section_starts_
2993 * layout.cc (Layout::attach_allocated_section_to_segment): If
2994 --section-start was used, set the address of the segment. Remove
2995 local sort_sections.
2996 (Layout::relaxation_loop_body): If the address of the load segment
2997 has been set by --section-start, don't use it.
2998 * output.h (Output_segment::update_flags_for_output_section): New
3000 * output.cc (Output_segment::add_output_section): Call
3001 update_flags_for_output_section.
3003 2010-01-05 Ian Lance Taylor <iant@google.com>
3006 * options.h (class General_options): Add --undefined-version.
3007 * script.cc (struct Version_expression): Add was_matched_by_symbol
3009 (Version_script_info::matched_symbol): New function.
3010 (Version_script_info::get_symbol_version_helper): Call
3012 (Version_script_info::check_unmatched_names): New function.
3013 * script.h (class Version_script_info): Update declarations.
3014 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3016 * options.h (class General_options): Use DEFINE_bool_alias for
3017 allow_multiple_definition.
3018 * resolve.cc (Symbol_table::should_override): Don't test
3019 allow_multiple_definition.
3022 * options.h (class General_options): Add --cref.
3023 * main.cc (main): Print cref table if --cref. Don't close mapfile
3024 until after printing cref table.
3025 * cref.cc: Include "symtab.h".
3026 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3027 (Cref_table_compare::operator()): New function.
3028 (Cref_inputs::gather_cref): New function.
3029 (filecol): New static const.
3030 (Cref_inputs::print_cref): New function.
3031 (Cref::print_cref): New function.
3032 * cref.h: Include <cstdio>.
3033 (class Cref): Update declarations.
3034 * mapfile.h (Mapfile::file): New function.
3035 * object.h (class Object): Define Symbols. Declare virtual
3036 do_get_global_symbols.
3037 (Object::get_global_symbols): New function.
3038 * object.cc (Input_objects::add_object): Pass object to cref_ if
3040 (Input_objects::archive_start): Likewise.
3041 (Input_objects::archive_stop): Likewise.
3042 (Input_objects::print_cref): New function.
3043 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3044 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3046 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3048 * plugin.h (class Sized_pluginobj): Update declarations.
3050 2010-01-05 Ian Lance Taylor <iant@google.com>
3052 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3053 to is_default_version. Rename insdef to insdefault.
3054 (Symbol_table::add_from_relobj): Rename def to is_default_version
3055 and local to is_forced_local.
3056 (Symbol_table::add_from_pluginobj): Likewise.
3057 (Symbol_table::add_from_dynobj): Likewise.
3058 (Symbol_table::define_special_symbol): Rename insdef to
3061 2010-01-04 Ian Lance Taylor <iant@google.com>
3064 * options.h (class General_options): Add
3065 --allow-multiple-definition and -z muldefs.
3066 * resolve.cc (Symbol_table::should_override): Don't warn about a
3067 multiple symbol definition if --allow-multiple-definition or -z
3071 * options.h (class General_options): Add --add-needed and
3072 --copy-dt-needed-entries. Tweak --as-needed help entry.
3073 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3074 error if --copy-dt-needed-entries aka --add-needed is used and
3075 would cause a change in behaviour.
3078 * options.h (class General_options): Add -G as a short version of
3079 --shared. Add no-op options -assert, -g, and -i.
3081 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3083 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3084 check for .text or .gnu.linkonce.t sections.
3085 * icf.cc (Icf::find_identical_sections): Ditto.
3086 Change the detection for mangled function name within the section
3088 * icf.h (is_section_foldable_candidate): New function.
3090 2009-12-30 Ian Lance Taylor <iant@google.com>
3093 * options.h (class General_options): Permit two dashes with
3094 --retain-symbols-file.
3096 2009-12-30 Ian Lance Taylor <iant@google.com>
3099 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3100 don't put the file header and segment headers in the text
3104 * common.cc (Sort_commons::operator()): Stabilize sort when both
3106 (Symbol_table::do_allocate_commons_list): When allocating common
3107 symbols, skip a symbol which is no longer common.
3108 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3109 an object before checking its type.
3110 * testsuite/common_test_2.c: New file.
3111 * testsuite/common_test_3.c: New file.
3112 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3113 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3114 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3115 (common_test_2_pic.o, common_test_2.so): New targets.
3116 (common_test_3_pic.o, common_test_3.so): New targets.
3117 * testsuite/Makefile.in: Rebuild.
3120 * script.cc (read_input_script): If we see a new SECTIONS clause,
3121 and we have added an input section, give an error.
3122 * layout.h (class Layout): Add have_added_input_section function.
3123 Add have_added_input_section_ field.
3124 * layout.cc (Layout::Layout): Initialize
3125 have_added_input_section_.
3126 (Layout::layout): Set have_added_input_section_.
3127 (Layout::layout_eh_frame): Likewise.
3129 2009-12-30 Ian Lance Taylor <iant@google.com>
3132 * options.h (class General_options): Add --sort-common option.
3133 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3134 * common.cc (Sort_common): Add sort_order parameter to
3135 constructor. Add sort_order_ field.
3136 (Sort_commons::operator): Check sort_order_.
3137 (Symbol_table::allocate_commons): Determine the sort order.
3138 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3140 (Symbol_table::do_allocate_commons_list): Likewise.
3142 2009-12-30 Ian Lance Taylor <iant@google.com>
3145 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3146 symbols from this object, don't change the visibility of an
3148 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3150 2009-12-30 Ian Lance Taylor <iant@google.com>
3153 * script.h (class Version_script_info): Define Language enum.
3154 Update declarations. Define Glob, Exact, and Lookup types. Add
3155 new fields globals_, locals_, and is_finalized_.
3156 * script.cc: Various formatting fixes.
3157 (class Parser_closure): Change language_stack_ from a vector of
3158 std::string to one of Version_script_info::Language. Adjust all
3160 (class Lazy_demangler): Remove.
3161 (struct Version_expression): Change language from std::string to
3162 Version_script_info::Language.
3163 (Version_script_info::Version_script_info): New function.
3164 (Version_script_info::~Version_script_info): Don't call clear.
3165 (Version_script_info::finalize): New function.
3166 (Version_script_info::build_lookup_tables): New function.
3167 (Version_script_info::build_expression_list_lookup): New
3169 (Version_script_info::get_symbol_version_helper): Rewrite to use
3171 (Version_script_info::print_expression_list): Adjust to use
3172 Version_script_info::Language.
3173 (script_push_lex_into_version_mode): Check that the version script
3174 has not been finalized.
3175 (version_script_push_lang): Change language string to
3176 Version_script_info::Language.
3177 * options.cc (Command_line::version_script): New function.
3178 * options.h (class General_options): Add finalize_dynamic_list
3179 function. Change version_script from declaration to definition.
3180 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3181 * testsuite/version_script.map: Remove duplicate def of foo.
3182 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3184 * testsuite/Makefile.in: Rebuild.
3186 2009-12-30 Ian Lance Taylor <iant@google.com>
3189 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3190 if the input symbol index is 0, make the output symbol index 0.
3192 2009-12-30 Ian Lance Taylor <iant@google.com>
3195 * options.h (class General_options): Add -x/--discard-all.
3196 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3197 --discard-all. If the local symbol needs a dynamic entry, check
3198 that before handling --discard-locals.
3200 2009-12-30 Ian Lance Taylor <iant@google.com>
3203 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3205 (Output_segment::add_output_section): Don't change the flags if
3209 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3210 GNU hash table if they need a dynamic value. Otherwise, don't add
3211 them if they are defined in a dynamic object or are forced local.
3213 2009-12-29 Ian Lance Taylor <iant@google.com>
3216 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3217 .gnu.hash table for a 32-bit target.
3220 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3221 regular and a dynamic object only needs a dynamic symbol table
3222 entry if it is externally visible.
3225 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3226 constructor. Add global_offset_table_ field.
3227 (Target_i386::got_section): Set global_offset_table_.
3228 (Target_i386::do_finalize_sections): Set global_offset_table_
3230 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3231 in constructor. Add global_offset_table_ field.
3232 (Target_x86_64::got_section): Set global_offset_table_.
3233 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3236 * layout.cc (Layout::Layout): Initialize increase_relro_.
3237 (Layout::get_output_section): Add is_relro, is_last_relro, and
3238 is_first_non_relro parameters. Change all callers.
3239 (Layout::choose_output_section): Likewise.
3240 (Layout::add_output_section_data): Likewise.
3241 (Layout::make_output_section): Likewise.
3242 (Layout::set_segment_offsets): Clear increase_relro when using a
3244 * layout.h (class Layout): Add increase_relro method. Add
3245 increase_relro_ field. Update declarations.
3246 * output.cc (Output_section::Output_section): Initialize
3247 is_last_relro_ and is_first_non_relro_.
3248 (Output_segment::add_output_section): Group relro sections is
3249 do_sort is true. Handle is_last_relro and is_first_non_relro.
3250 (Output_segment::maximum_alignment): Remove relro handling.
3251 (Output_segment::set_section_addresses): Add increase_relro
3252 parameter. Change all callers. Add initial alignment to align
3253 relro sections on separate page. Remove old relro handling.
3254 (Output_segment::set_section_list_addresses): Remove in_relro
3255 parameter. Change all callers.
3256 (Output_segment::set_offset): Add increase parameter. Change all
3257 callers. Remove old relro handling.
3258 * output.h (class Output_section): Add new methods: is_last_relro,
3259 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3260 Add is_last_relro_ and is_first_non_relro_ fields.
3261 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3262 Create separate .got.plt section. Call increase_relro.
3263 * x86_64.cc (Target_x86_64::got_section): Likewise.
3264 * testsuite/relro_script_test.t: Add .got.plt.
3267 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3268 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3269 (Layout::finalize): Call set_dynamic_symbol_size.
3270 (Layout::set_dynamic_symbol_size): New function.
3271 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3272 set_dynamic_symbol_size.
3275 * output.h (class Output_section): Add is_entsize_zero_ field.
3276 * output.cc (Output_section::Output_section): Initialize
3278 (Output_section::set_entsize): If two different entsizes are
3279 requested, force it to zero.
3280 (Output_section::add_input_section): Set flags for .debug_str
3281 before updating section flags. Set entsize.
3282 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3283 and SHF_STRING if all input sections have those flags.
3285 2009-12-29 Rafael Espindola <espindola@google.com>
3287 * main.cc (main): Fix the sys time reporting.
3288 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3291 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3293 * options.cc (General_options::parse_version): Allow -v to exit
3294 without an error if there is nothing to link.
3296 2009-12-29 Ian Lance Taylor <iant@google.com>
3298 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3299 using a version of gcc before 4.1.
3300 * configure: Rebuild.
3302 2009-12-28 Chris Demetriou <cgd@google.com>
3304 * attributes.cc (Output_attributes_section_data::do_write): Use
3305 std::vector::front rather than std::vector::data.
3307 2009-12-28 Ian Lance Taylor <iant@google.com>
3309 * symtab.h (class Symbol_table): Add enum Defined.
3310 * resolve.cc (Symbol_table::should_override): Add defined
3311 parameter. Change all callers. Test whether object is NULL
3312 before calling a method on it.
3313 (Symbol_table::report_resolve_problem): Add defined parameter.
3315 (Symbol_table::should_override_with_special): Likewise.
3316 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3317 parameter. Change all callers.
3318 (Symbol_table::do_define_in_output_data): Likewise.
3319 (Symbol_table::define_in_output_segment): Likewise.
3320 (Symbol_table::do_define_in_output_segment): Likewise.
3321 (Symbol_table::define_as_constant): Likewise.
3322 (Symbol_table::do_define_as_constant): Likewise.
3323 * script.h (class Symbol_assignment): Add is_defsym parameter to
3324 constructor; change all callers.
3325 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3326 parameter. Change all callers. Add is_defsym_ field.
3327 (class Parser_closure): Add parsing_defsym parameter to
3328 constructor; change all callers. Add parsing_defsym accessor
3329 function. Add parsing_defsym_ field.
3331 2009-12-28 Ian Lance Taylor <iant@google.com>
3333 * gold.cc (queue_middle_tasks): Fix formatting.
3334 * object.cc (Relobj::is_section_name_included): Likewise.
3336 2009-12-23 Ian Lance Taylor <iant@google.com>
3338 * i386.cc (Target_i386::do_calls_non_split): Recognize
3339 -fsplit-stack prologue for a function with a static chain.
3340 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3341 -fsplit-stack prologue when using %r11.
3343 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3345 * options.cc (General_options::parse_version): Make -v continue and do
3346 the link like GNU ld does.
3348 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3350 * Makefile.am (CCFILES): Add timer.cc.
3351 (HFILES): Add timer.h.
3352 * configure.ac: Check for sysconf and times.
3353 * main.cc: include timer.h.
3354 (main): Use Timer instead of get_run_time.
3357 * workqueue.cc: include timer.h.
3358 (Workqueue::find_and_run_task):
3359 Report user, sys and wall time.
3360 * Makefile.in: Regenerate.
3361 * config.in: Regenerate.
3362 * configure: Regenerate.
3364 2009-12-16 Doug Kwan <dougkwan@google.com>
3366 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3368 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3369 relaxed input sections.
3370 * output.cc (Output_section::find_relaxed_input_section): Change
3371 return type to Output_relaxed_input_section pointer. Adjust code
3372 for new type of relaxed_input_section_map_.
3373 * output.h (Output_section::find_relaxed_input_section): Change
3374 return type to Output_relaxed_input_section pointer.
3375 (Output_section::Output_relaxed_input_section_by_input_section_map):
3377 (Output_section::relaxed_input_section_map_): Change type to
3378 Output_section::Output_relaxed_input_section_by_input_section_map.
3379 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3382 2009-12-15 Ian Lance Taylor <iant@google.com>
3384 * layout.cc (Layout::create_shstrtab): Only write out after input
3385 sections if we are compressing debug sections.
3387 2009-12-15 Ian Lance Taylor <iant@google.com>
3389 * archive.cc (Archive::add_symbols): Only look up a symbol without
3390 a version if there is, in fact, a version.
3392 2009-12-14 Ian Lance Taylor <iant@google.com>
3394 Revert -Wshadow changes, all changes from:
3395 2009-12-11 Doug Kwan <dougkwan@google.com>
3396 2009-12-11 Nick Clifton <nickc@redhat.com>
3397 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3399 2009-12-11 Doug Kwan <dougkwan@google.com>
3401 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3403 * attributes.cc (Object_attribute::size): Ditto.
3404 (Attributes_section_data::size): Ditto.
3405 (Attributes_section_data::Attributes_section_data): Ditto.
3406 (Output_attributes_section_data::do_write): Ditto.
3407 * attributes.h (Object_attribute::set_type): Ditto.
3408 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3410 2009-12-11 Nick Clifton <nickc@redhat.com>
3412 * archive.cc: Fix shadowed variable warnings.
3414 * compressed_output.cc: Likewise.
3415 * compressed_output.h: Likewise.
3416 * configure: Likewise.
3417 * dwarf_reader.cc: Likewise.
3418 * dynobj.cc: Likewise.
3419 * dynobj.h: Likewise.
3420 * ehframe.cc: Likewise.
3421 * ehframe.h: Likewise.
3422 * errors.cc: Likewise.
3423 * expression.cc: Likewise.
3424 * fileread.cc: Likewise.
3425 * fileread.h: Likewise.
3426 * freebsd.h: Likewise.
3427 * i386.cc: Likewise.
3429 * incremental.h: Likewise.
3430 * layout.cc: Likewise.
3431 * layout.h: Likewise.
3432 * mapfile.cc: Likewise.
3433 * merge.cc: Likewise.
3434 * merge.h: Likewise.
3435 * object.cc: Likewise.
3436 * object.h: Likewise.
3437 * options.h: Likewise.
3438 * output.cc: Likewise.
3439 * output.h: Likewise.
3440 * parameters.cc: Likewise.
3441 * plugin.cc: Likewise.
3442 * powerpc.cc: Likewise.
3443 * reduced_debug_output.cc: Likewise.
3444 * reduced_debug_output.h: Likewise.
3445 * reloc.cc: Likewise.
3446 * reloc.h: Likewise.
3447 * resolve.cc: Likewise.
3448 * script-sections.cc: Likewise.
3449 * script.cc: Likewise.
3450 * script.h: Likewise.
3451 * sparc.cc: Likewise.
3452 * symtab.cc: Likewise.
3453 * symtab.h: Likewise.
3454 * target-select.cc: Likewise.
3455 * target-select.h: Likewise.
3456 * token.h: Likewise.
3457 * workqueue.cc: Likewise.
3458 * workqueue.h: Likewise.
3459 * x86_64.cc: Likewise.
3461 2009-12-10 Doug Kwan <dougkwan@google.com>
3463 * arm.cc (attributes.h): New include.
3464 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3465 (Arm_relobj::~Arm_relobj): Delete object pointed by
3466 attributes_section_data_.
3467 (Arm_relobj::attributes_section_data): New method definition.
3468 (Arm_relobj::attributes_section_data_): New data member declaration.
3469 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3470 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3471 attributes_section_data_.
3472 (Arm_dynobj::attributes_section_data): New method definition.
3473 (Arm_dynobj::attributes_section_data_): New data member declaration.
3474 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3475 initialization value of may_use_blx_ to false.
3476 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3477 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3478 object attributes to compute results instead of hard-coding.
3479 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3480 Target_arm::get_secondary_compatible_arch,
3481 Target_arm::set_secondary_compatible_arch
3482 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3483 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3484 New method declarations.
3485 (Target_arm::get_aeabi_object_attribute): New method definition.
3486 (Target_arm::attributes_section_data_): New data member declaration.
3487 (read_arm_attributes_section): New template definition.
3488 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3489 (Arm_dynobj::do_read_symbols): Ditto.
3490 (Target_arm::do_finalize_sections): Merge attributes sections from
3491 input. Check for BLX use after attributes section merging.
3492 Fix __exidx_start and __exidx_end visibility. Create an
3493 .ARM.attributes section if necessary.
3494 (Target_arm::get_secondary_compatible_arch,
3495 Target_arm::set_secondary_compatible_arch,
3496 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3497 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3498 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3499 New method definitions.
3501 2009-12-09 Ian Lance Taylor <iant@google.com>
3503 * plugin.cc (Plugin::load): Don't cast from void* to a function
3506 2009-12-09 Ian Lance Taylor <iant@google.com>
3508 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3511 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3513 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3514 Replace two_file_shared_1.so with two_file_shared_2.so.
3515 * testsuite/Makefile.in: Regenerated.
3517 2009-12-08 Doug Kwan <dougkwan@google.com>
3519 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3520 (HFILES): Add attributes.h and int_encoding.h.
3521 * Makefile.in: Regenerate.
3522 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3523 function definitions to int_encoding.cc
3524 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3525 prototypes to int_encoding.h
3526 * reduced_debug_output.cc (int_encoding.h): New include.
3527 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3528 function definitions to int_encoding.cc
3529 (insert_into_vector, read_from_pointer): Move template definitions to
3531 * attributes.cc: New file.
3532 * attributes.h: New file.
3533 * int_encoding.cc: New file.
3534 * int_encoding.h: New file.
3536 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3539 * incremental-dump.cc (dump_incremental_inputs): New.
3540 (main): Use dump_incremental_inputs.
3542 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3545 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3546 checking elfcpp::STT_FUNC.
3547 (Target_i386::Relocate::relocate): Likewise.
3548 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3550 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3551 symbols from shared libraries into normal FUNC symbols.
3553 * symtab.h (Symbol): Add is_func and use it.
3555 2009-12-05 Doug Kwan <dougkwan@google.com>
3557 * arm.cc (Target_arm::arm_info): Initialize new fields
3558 attributes_section and attributes_vendor.
3559 * i386.cc (Target_i386::i386_info): Same.
3560 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3561 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3562 fields attributes_section and attributes_vendor.
3563 * sparc.cc (Target_sparc::sparc_info): Same.
3564 * target.h (Target::attributes_section, Target::attributes_vendor,
3565 Target::is_attributes_section, Target::attribute_arg_type,
3566 Target::attributes_order): New method definitions.
3567 (Target::Target_info::attributes_section,
3568 Target::Target_info::attributes_vendor): New fields.
3569 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3570 virtual method definitions.
3571 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3572 attributes_section and attributes_vendor.
3573 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3575 2009-12-05 Doug Kwan <dougkwan@google.com>
3577 * arm.cc: Update comments about interworking and stub generation.
3578 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3579 considered as non-PIC.
3580 (Arm_relocate_functions::base_abs): Fix formatting.
3581 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3582 of function to use GOT entry address instead of offset.
3583 (Target_arm::Scan::global): Issue an error if a symbol would need a
3584 PLT does not get one because it is untyped. Remove code to create
3585 dynamic symbols for relative branches.
3586 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3587 takes unsigned integer instead of boolean.
3589 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3591 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3592 (two_file_test_LDADD): Likewise.
3593 (common_test_1_LDADD): Likewise.
3594 (exception_test_LDADD) Likewise.
3595 (weak_test_LDADD): Likewise.
3596 (many_sections_test_LDADD): Likewise.
3597 (initpri1_LDADD): Likewise.
3598 (script_test_1_LDADD): Likewise.
3599 (script_test_2_LDADD): Likewise.
3600 (justsyms_LDADD): Likewise.
3601 (binary_test_LDADD): Likewise.
3602 (large_LDADD): Likewise.
3603 * testsuite/Makefile.in: Regenerated.
3605 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3607 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3608 (Symbol_table::override_with_special): Likewise.
3609 (Symbol_table::add_from_object): Likewise.
3611 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3613 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3614 Don't set the data_offset twice.
3616 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3618 * testsuite/Makefile.in: Regenerate.
3620 2009-12-03 Doug Kwan <dougkwan@google.com>
3622 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3623 (Target_arm::do_finalize_sections): Add parameter for symbol table
3624 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3625 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3626 parameter for symbol table pointer.
3627 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3628 an additional parameter for a pointer to symbol table.
3629 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3630 parameter for a symbol table pointer.
3631 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3632 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3634 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3635 parameter for a symbol table pointer.
3637 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3639 * incremental.cc (Incremental_inputs_header)
3640 (Incremental_inputs_header_write, Incremental_inputs_entry)
3641 (Incremental_inputs_entry_write): Move ...
3642 * incremental.h (Incremental_inputs_header)
3643 (Incremental_inputs_header_write, Incremental_inputs_entry)
3644 (Incremental_inputs_entry_write): here.
3646 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3648 * incremental.cc (make_sized_incremental_binary): Set the target.
3649 Error if it is incompatible.
3650 * output.h (Output_file): Add filename method.
3652 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3654 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3655 from the get_* methods.
3657 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3659 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3660 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3661 Write 0 for the data_offset of scripts.
3663 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3665 * testsuite/Makefile.am: Add the incremental_test.sh test.
3666 * testsuite/incremental_test.sh: New.
3667 * testsuite/incremental_test_1.c: New.
3668 * testsuite/incremental_test_2.c: New.
3670 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3672 * incremental-dump.cc (main): Fix typos.
3674 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3677 * incremental-dump.cc (main): Use llu to print 64 bit values.
3679 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3680 H.J. Lu <hongjiu.lu@intel.com>
3682 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3684 (incremental_dump_LDADD): Likewise.
3685 * Makefile.in: Regenerated.
3687 2009-11-25 Doug Kwan <dougkwan@google.com>
3691 2009-11-25 Doug Kwan <dougkwan@google.com>
3693 * arm.cc (Target_arm::Target_arm): Move method definition
3694 outside of class definition. Add code to handle
3695 --target1-rel, --target1-abs and --target2= options.
3696 (Target_arm::get_reloc_reloc_type): Change method to be
3697 non-static and const.
3698 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3699 New data member declaration.
3700 (Target_arm::Scan::local, Target_arm::Scan::global,
3701 Target_arm::Relocate::relocate,
3702 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3703 Adjust call to Target_arm::get_real_reloc_type.
3704 (Target_arm::get_real_reloc_type): Use command line options
3705 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3706 * options.h (--target1-rel, --target1-abs, --target2): New
3709 2009-11-25 Doug Kwan <dougkwan@google.com>
3711 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3712 class definition. Add code to handle --target1-rel, --target1-abs
3713 and --target2= options.
3714 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3716 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3718 (Target_arm::Scan::local, Target_arm::Scan::global,
3719 Target_arm::Relocate::relocate,
3720 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3721 call to Target_arm::get_real_reloc_type.
3722 (Target_arm::get_real_reloc_type): Use command line options to
3723 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3724 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3727 2009-11-25 Doug Kwan <dougkwan@google.com>
3729 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3730 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3731 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3733 (Arm_relocate_functions::thm_call): Replace body with a call to
3734 Arm_relocate_functions::thumb_branch_common.
3735 (Arm_relocate_functions::thm_jump24,
3736 Arm_relocate_functions::thm_xpc22): New method definitions.
3737 (Arm_relocate_functions::thumb_branch_common): New method definition.
3738 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3740 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3741 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3743 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3745 * Makefile.am: Build incremental-dump
3746 * Makefile.in: Regenerate.
3747 * incremental-dump.cc: New.
3748 * incremental.cc (Incremental_inputs_header_data,
3749 Incremental_inputs_entry_data): Move to incremental.h
3750 * incremental.h: (Incremental_inputs_header_data,
3751 Incremental_inputs_entry_data): Move from incremental.cc
3753 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3755 * incremental.cc (Incremental_inputs_header,
3756 Incremental_inputs_header_write, Incremental_inputs_entry,
3757 Incremental_inputs_entry_write): Add a typedef with the data type.
3759 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3761 * incremental.cc (Incremental_inputs_header,
3762 Incremental_inputs_header_write, Incremental_inputs_entry,
3763 Incremental_inputs_entry_write): Update comment about which
3764 type has the filed descriptions.
3766 2009-11-15 Doug Kwan <dougkwan@google.com>
3768 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3769 (Arm_relocate_functions::arm_branch_common): Change method defintion
3770 in class definition to a method declaration and update list of formal
3772 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3773 Arm_relocation_functions::jump24): Adjust call to
3774 Arm_relocate_functions::arm_branch_common. Update list of formal
3776 (Arm_relocate_functions::xpc25): New method definition.
3777 (Arm_relocate_functions::arm_branch_common): Move method defintion
3778 out from class definition. Use stubs for mode-switching and extending
3780 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3781 specially. Change code to enable use of stubs in ARM branches.
3783 2009-11-10 Doug Kwan <dougkwan@google.com>
3785 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3786 in method declaration.
3787 (Target_arm::relocate_stub): New method declaration.
3788 (Target_arm::default_target): Change to return a pointer instead of
3790 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3791 Target_arm::default_target.
3792 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3794 (Target_arm::relocate_section): Adjust view.
3795 (Target_arm::relocate_stub): New method definition.
3797 2009-11-10 Doug Kwan <dougkwan@google.com>
3799 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3801 * incremental.cc (open_incremental_binary): Initialized local
3802 variables to avoid warnings.
3803 * object.cc (make_elf_object): Ditto.
3804 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3807 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3810 * testsuite/plugin_test.c: Include "config.h".
3812 2009-11-09 Doug Kwan <dougkwan@google.com>
3814 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3815 (arm_symbol_value): Remove.
3816 (Arm_relocate_functions::arm_branch_common,
3817 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3818 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3819 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3820 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3821 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3822 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3823 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3824 Arm_relocate_functions::thm_mobw_abs_nc,
3825 Arm_relocate_functions::thm_mov_abs,
3826 Arm_relocate_functions::movw_prel_nc,
3827 Arm_relocate_functions::thm_movt_abs,
3828 Arm_relocate_functions::movt_prel,
3829 Arm_relocate_functions::thm_movw_prel_nc,
3830 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3831 (Target_arm::Relocate::relocate): Only decompose address into two
3832 parts if relocation type uses the thumb-bit and pass the actual
3833 bit instead of a flag indicating that the thumb-bit is used. Adjust
3834 calls to methods in Arm_relocate_functions for this change.
3836 2009-11-08 Ian Lance Taylor <iant@google.com>
3839 * reloc.cc: Instantiate
3840 Sized_relobj::initialize_input_to_output_maps and
3841 Sized_relobj:free_input_to_output_maps.
3843 2009-11-06 Ian Lance Taylor <iant@google.com>
3846 * defstd.cc (in_segment): Set only_if_ref true for "end".
3848 2009-11-06 Doug Kwan <dougkwan@google.com>
3850 * arm.cc (class Reloc_stub): Correct a comment.
3851 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3852 (Target_arm::scan_section_for_stubs): New method declaration.
3853 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3854 Change methods from private to protected.
3855 (Target_arm::do_may_relax): New method definition.
3856 (Target_arm::do_relax, Target_arm::group_sections,
3857 Target_arm::scan_reloc_for_stub,
3858 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3859 (Target_arm::arm_input_section_map_): New data member declaration.
3860 (Target_arm::scan_reloc_for_stub,
3861 Target_arm::scan_reloc_section_for_stubs,
3862 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3863 Target_arm::do_relax): New method definitions.
3865 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3867 * configure.ac: Check for (struct stat)::st_mtim
3868 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3869 * config.in: Regenerate.
3870 * configure: Regenerate.
3872 2009-11-05 Ian Lance Taylor <iant@google.com>
3875 * output.cc (Output_segment::add_output_section): Add missing
3878 2009-11-04 Ian Lance Taylor <iant@google.com>
3881 * object.h (class Object): Add is_needed and set_is_needed
3882 methods. Add is_needed_ field. Make bool fields into bitfields.
3883 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3884 defined in a dynamic object and referenced by a regular object,
3885 set is_needed for the dynamic object.
3886 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3887 if the file is marked with as_needed and it is not needed.
3889 2009-11-04 Ian Lance Taylor <iant@google.com>
3892 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3893 tags if data is discarded by linker script.
3894 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3895 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3896 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3897 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3899 2009-11-04 Ian Lance Taylor <iant@google.com>
3901 * layout.cc (Layout::get_output_section): Add is_interp and
3902 is_dynamic_linker_section parameters. Change all callers.
3903 (Layout::choose_output_section): Likewise.
3904 (Layout::make_output_section): Likewise.
3905 (Layout::add_output_section_data): Add is_dynamic_linker_section
3906 parameter. Change all callers.
3907 * layout.h (class Layout): Update declarations.
3908 * output.h (class Output_section): Add is_interp, set_is_interp,
3909 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3910 Add is_interp_, is_dynamic_linker_section_ fields. Change
3911 generate_code_fills_at_write_ to a bitfield.
3912 * output.cc (Output_section::Output_sections): Initialize new
3914 (Output_segment::add_output_section): Add do_sort parameter.
3917 2009-11-03 Ian Lance Taylor <iant@google.com>
3920 * options.h (class General_options): Add --warn-common.
3921 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3922 merging two common symbols.
3923 (Symbol_table::should_override): Handle --warn-common when merging
3924 a common symbol with a defined symbol. Use report_resolve_problem
3925 for multiple definitions.
3926 (Symbol_table::report_resolve_problem): New function.
3927 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3929 2009-11-03 Doug Kwan <dougkwan@google.com>
3931 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3933 (Target_arm::stub_factory): New method definition.
3934 (Target_arm::new_arm_input_section,
3935 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3936 Target_arm::reloc_uses_thumb_bit): New method declarations.
3937 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3938 New type definitions.
3939 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3940 member declarations.
3941 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3942 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3943 New method definitions.
3945 2009-11-03 Ian Lance Taylor <iant@google.com>
3947 * options.h (class General_options): Add --warn_constructors.
3949 2009-11-03 Ian Lance Taylor <iant@google.com>
3952 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3953 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3955 2009-11-03 Ian Lance Taylor <iant@google.com>
3958 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3959 --msgid-bugs-address.
3960 (install-pdf): New target.
3961 (install-data_yes): Look up one directory to find mkinstalldirs.
3963 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3965 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3968 2009-10-30 Doug Kwan <dougkwan@google.com>
3970 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3972 2009-10-30 Doug Kwan <dougkwan@google.com>
3974 * arm.cc (Stub_addend_reader): New struct template definition
3975 and partial specializations.
3976 (Stub_addend_reader::operator()): New method definition for a
3977 partially specialized template.
3979 2009-10-30 Doug Kwan <dougkwan@google.com>
3981 * arm.cc (Arm_relobj::processor_specific_flags): New method
3983 (Arm_relobj::do_read_symbols): New method declaration.
3984 (Arm_relobj::processor_specific_flags_): New data member declaration.
3985 (Arm_dynobj): New class definition.
3986 (Target_arm::do_finalize_sections): Add input_objects parameter.
3987 (Target_arm::do_adjust_elf_header): New method declaration.
3988 (Target_arm::are_eabi_versions_compatible,
3989 (Target_arm::merge_processor_specific_flags): New method declaration.
3990 (Target_arm::do_make_elf_object): New overloaded method definitions
3992 (Arm_relobj::do_read_symbols): New method definition.
3993 (Arm_dynobj::do_read_symbols): Ditto.
3994 (Target_arm::do_finalize_sections): Add input_objects parameters.
3995 Merge processor-specific flags from all input objects.
3996 (Target_arm::are_eabi_versions_compatible,
3997 Target_arm::merge_processor_specific_flags,
3998 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3999 New method definitions.
4000 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4001 Input_objects pointer type parameter.
4002 * layout.cc (Layout::finalize): Pass input objects to target's.
4003 finalize_sections function.
4004 * output.cc (Output_file_header::do_sized_write): Set ELF file
4005 header's processor-specific flags.
4006 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4007 Input_objects pointer type parameter.
4008 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4009 * target.h (Input_objects): New forward class declaration.
4010 (Target::processor_specific_flags,
4011 Target::are_processor_specific_flags_sect): New method definitions.
4012 (Target::finalize_sections): Add input_objects parameter.
4013 (Target::Target): Initialize processor_specific_flags_ and
4014 are_processor_specific_flags_set_.
4015 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4017 (Target::set_processor_specific_flags): New method definition.
4018 (Target::processor_specific_flags_,
4019 Target::are_processor_specific_flags_set_): New data member
4021 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4022 Input_objects pointer type parameter.
4024 2009-10-30 Doug Kwan <dougkwan@google.com>
4026 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4028 2009-10-28 Ian Lance Taylor <iant@google.com>
4030 * object.h (class Relobj): Drop options parameter from
4031 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4032 do_scan_relocs, do_relocate. Change all callers.
4033 (class Sized_relobj): Drop options parameters from
4034 do_gc_process_relocs, do_scan_relocs, do_relocate,
4035 do_relocate_sections, relocate_sections, emit_relocs_scan,
4036 emit_relocs_scan_reltype. Change all callers.
4037 (struct Relocate_info): Remove options field and all references to
4039 * reloc.h (class Read_relocs): Remove options constructor
4040 parameter and options_ field. Change all callers.
4041 (class Gc_process_relocs, class Scan_relocs): Likewise.
4042 (class Relocate_task): Likewise.
4043 * target-reloc.h (scan_relocs): Remove options parameter. Change
4045 (scan_relocatable_relocs): Likewise.
4046 * target.h (class Sized_target): Remove options parameter from
4047 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4049 * gc.h (gc_process_relocs): Remove options parameter. Change all
4051 * arm.cc: Update functions to remove options parameters.
4052 * i386.cc: Likewise.
4053 * powerpc.cc: Likewise.
4054 * sparc.cc: Likewise.
4055 * x86_64.cc: Likewise.
4056 * testsuite/testfile.cc: Likewise.
4058 2009-10-28 Doug Kwan <dougkwan@google.com>
4060 * arm.cc (Arm_relobj): New class definition.
4061 (Arm_relobj::scan_sections_for_stubs,
4062 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4063 New method definitions.
4065 2009-10-28 Cary Coutant <ccoutant@google.com>
4067 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4068 (Plugin::cleanup_done_): New member.
4069 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4070 (Plugin_manager::cleanup_done_): Remove.
4071 (Plugin_manager::add_input_file): Edit error message.
4072 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4073 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4075 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4077 * fileread.cc: (File_read::View::~View): Use the new
4078 data_ownership_ filed.
4079 (File_read::~File_read): Dispose the new whole_file_view_.
4080 (File_read::open): Mmap the whole file if needed.
4081 (File_read::open): Use whole_file_view_ instead of contents_.
4082 (File_read::find_view): Use whole_file_view_ if applicable.
4083 (File_read::do_read): Use whole_file_view_ instead of contents_.
4084 (File_read::make_view): Use whole_file_view_ instead of contents_,
4085 update File_read::View::View call.
4086 (File_read::find_or_make_view): Update File_read::View::View
4088 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4090 (File_read::View::Data_ownership): New enum.
4091 (File_read::View::View): Replace bool mapped_ with Data_ownership
4093 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4094 (File_read::View::data_ownership_): New field.
4095 (File_read::contents_): Remove (replaced by whole_file_view_).
4096 (File_read::whole_file_view_): New field.
4097 * options.h (class General_options): Add --keep-files-mapped.
4099 2009-10-27 Cary Coutant <ccoutant@google.com>
4101 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4102 * testsuite/Makefile.am (plugin_test_5): New test case.
4103 * testsuite/Makefile.in: Regenerate.
4105 2009-10-25 Doug Kwan <dougkwan@google.com>
4107 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4108 from private to protected to allow access by child class.
4109 (Sized_relobj::do_relocate_sections): New method declaration.
4110 (Sized_relobj::relocate_sections): Virtualize.
4111 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4112 Sized_relobj::relocate_sections. Instantiate template explicitly
4113 for different target sizes and endianity.
4115 2009-10-24 Doug Kwan <dougkwan@google.com>
4117 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4118 (Arm_input_section::as_arm_input_section): New method.
4119 (Arm_output_section): New class definition.
4120 (Arm_output_section::create_stub_group,
4121 Arm_output_section::group_sections): New method definitions.
4123 2009-10-22 Doug Kwan <dougkwan@google.com>
4125 * arm.cc (Arm_input_section): New class definition.
4126 (Arm_input_section::init, Arm_input_section:do_write,
4127 Arm_input_section::set_final_data_size,
4128 Arm_input_section::do_reset_address_and_file_offset): New method
4131 2009-10-21 Doug Kwan <dougkwan@google.com>
4133 * arm.cc (Stub_table, Arm_input_section): New forward class
4135 (Stub_table): New class defintion.
4136 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4137 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4138 New method definition.
4140 2009-10-21 Doug Kwan <dougkwan@google.com>
4142 * arm.cc: Update copyright comments.
4143 (Target_arm): New forward class template declaration.
4144 (Arm_address): New type.
4145 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4146 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4147 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4149 (Insn_template): Same.
4150 (DEF_STUBS): New macro.
4151 (Stub_type): New enum type.
4152 (Stub_template): New class definition.
4155 (Stub_factory): Same.
4156 (Target_arm::Target_arm): Initialize may_use_blx_ and
4157 should_force_pic_veneer_.
4158 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4159 Target_arm::should_force_pic_veneer,
4160 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4161 Target_arm::using_thumb_only, Target_arm:;default_target): New
4163 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4164 New data member declarations.
4165 (Insn_template::size, Insn_template::alignment): New method defintions.
4166 (Stub_template::Stub_template): New method definition.
4167 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4168 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4169 (Stub_factory::Stub_factory): New method definition.
4170 * gold.h (string_hash): New template.
4171 * output.h (Input_section_specifier::hash_value): Use
4173 (Input_section_specifier::string_hash): Remove.
4174 * stringpool.cc (Stringpool_template::string_hash): Use
4177 2009-10-20 Doug Kwan <dougkwan@google.com>
4179 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4180 symbols of relaxed input sections.
4181 * output.h (Output_section::find_relaxed_input_section): Make
4184 2009-10-16 Doug Kwan <dougkwan@google.com>
4186 * dynobj.cc (Versions::Versions): Initialize version_script_.
4187 Only insert base version symbol definition for a shared object
4188 if version script defines any version versions.
4189 (Versions::define_base_version): New method definition.
4190 (Versions::add_def): Check that base version is not needed.
4191 (Versions::add_need): Define base version lazily.
4192 * dynobj.h (Versions::define_base_version): New method declaration.
4193 (Versions::needs_base_version_): New data member declaration.
4194 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4195 (check_DATA): Add no_version_test.stdout.
4196 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4198 * testsuite/Makefile.in: Regenerate.
4199 * testsuite/no_version_test.c: New file.
4200 * testsuite/no_version_test.sh: Ditto.
4202 2009-10-16 Doug Kwan <dougkwan@google.com>
4204 * expression.cc (class Segment_start_expression): New class definition.
4205 (Segment_start_expression::value): New method definition.
4206 (script_exp_function_segment_start): Return a new
4207 Segment_start_expression.
4208 * gold/script-c.h (script_saw_segment_start_expression): New function
4210 * script-sections.cc (Script_sections::Script_sections): Initialize
4211 SAW_SEGMENT_START_EXPRESSION_ to false.
4212 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4213 and -Tbbs options to specify section addresses if given in
4214 command line and no SEGMENT_START expression is seen in a script.
4215 * script-sections.h (Script_sections::saw_segment_start_expression,
4216 Script_sections::set_saw_segment_start_expression): New method
4218 (Script_sections::saw_segment_start_expression_): New data member
4220 * script.cc (script_saw_segment_start_expression): New function.
4221 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4222 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4223 script_test_7.sh and script_test_8.sh.
4224 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4225 script_test_8.stdout.
4226 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4227 (script_test_6, script_test_6.stdout, script_test_7,
4228 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4229 * Makefile.in: Regenerate.
4230 * testsuite/script_test_6.sh: New file.
4231 * testsuite/script_test_6.t: Same.
4232 * testsuite/script_test_7.sh: Same.
4233 * testsuite/script_test_7.t: Same.
4234 * testsuite/script_test_8.sh: Same.
4236 2009-10-16 Doug Kwan <dougkwan@google.com>
4238 * output.cc (Output_segment::set_section_list_address): Cast
4239 expressions to unsigned long long type to avoid format warnings.
4241 2009-10-15 Ian Lance Taylor <iant@google.com>
4243 * script.cc (Script_options::add_symbol_assignment): Always add a
4244 dot assignment to script_sections_.
4245 * script-sections.cc (Script_sections::add_dot_assignment):
4246 Initialize if necessary.
4248 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4249 program headers with no load segment if there is a linker script.
4251 * layout.cc (Layout::set_segment_offsets): Align the file offset
4252 to the segment aligment for -N or -n with no load segment.
4253 * output.cc (Output_segment::add_output_section): Don't crash if
4254 the first section is a TLS section.
4255 (Output_segment::set_section_list_addresses): Print an error
4256 message if the address moves backward in a linker script.
4257 * script-sections.cc
4258 (Output_section_element_input::set_section_addresses): Don't
4259 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4260 (Orphan_output_section::set_section_addresses): Likewise.
4262 2009-10-15 Doug Kwan <dougkwan@google.com>
4264 * layout.cc (Layout::finish_dynamic_section): Generate tags
4265 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4266 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4267 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4269 2009-10-14 Ian Lance Taylor <iant@google.com>
4271 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4273 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4274 data_shdr fields of relinfo.
4275 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4276 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4277 R_386_TLS_LDO_32, adjust based on section flags.
4278 (Target_i386::Relocate::fix_up_ldo): Remove.
4280 2009-10-13 Ian Lance Taylor <iant@google.com>
4282 Add support for -pie.
4283 * options.h (class General_options): Add -pie and
4285 (General_options::output_is_position_independent): Test -pie.
4286 (General_options::output_is_executable): Return true if not shared
4287 and not relocatable.
4288 (General_options::output_is_pie): Remove.
4289 * options.cc (General_options::finalize): Reject incompatible uses
4291 * gold.cc (queue_middle_tasks): A -pie link is not static.
4292 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4293 * symtab.cc (Symbol::final_value_is_known): Return false if
4294 output_is_position_independent.
4295 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4296 output_is_position_independent.
4297 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4298 output_is_position_independent.
4299 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4300 output_is_position_independent.
4301 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4303 (basic_pie_test.o, basic_pie_test): New targets.
4304 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4305 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4306 (two_file_pie_test): New target.
4307 * testsuite/Makefile.in: Rebuild.
4308 * README: Remove note saying that -pie is not supported.
4310 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4312 * options.h (class General_options): Add -init and -fini.
4313 * layout.cc (Layout::finish_dynamic_section): Emit
4314 given init and fini functions.
4316 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4318 * gc.h (gc_process_relocs): Check if icf is enabled using new
4320 * gold.cc (queue_initial_tasks): Likewise.
4321 (queue_middle_tasks): Likewise.
4322 * object.cc (do_layout): Likewise.
4323 * symtab.cc (is_section_folded): Likewise.
4324 * main.cc (main): Likewise.
4325 * reloc.cc (Read_relocs::run): Likewise.
4326 (Sized_relobj::do_scan_relocs): Likewise.
4327 * icf.cc (is_function_ctor_or_dtor): New function.
4328 (Icf::find_identical_sections): Check if function is ctor or dtor when
4330 * options.h (General_options::icf): Change option to be an enum.
4331 (Icf_status): New enum.
4332 (icf_enabled): New method.
4333 (icf_safe_folding): New method.
4334 (set_icf_status): New method.
4335 (icf_status_): New variable.
4336 * (options.cc) (General_options::finalize): Set icf_status_.
4337 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4338 icf_test and icf_keep_unique_test to use the --icf enum flag.
4339 * testsuite/icf_safe_test.sh: New file.
4340 * testsuite/icf_safe_test.cc: New file.
4342 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4344 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4345 includes to gc.h and icf.h.
4346 * arm.cc: Include gc.h.
4347 * gold.cc: Likewise.
4348 * i386.cc: Likewise.
4349 * powerpc.cc: Likewise.
4350 * sparc.cc: Likewise.
4351 * x86_64.cc: Likewise.
4352 * gc.h: Include icf.h.
4354 2009-10-11 Ian Lance Taylor <iant@google.com>
4356 * plugin.cc: Include "gold.h" before other header files.
4358 2009-10-10 Chris Demetriou <cgd@google.com>
4360 * options.h (Input_file_argument::Input_file_type): New enum.
4361 (Input_file_argument::is_lib_): Replace with...
4362 (Input_file_argument::type_): New member.
4363 (Input_file_argument::Input_file_argument): Take Input_file_type
4364 'type' rather than boolean 'is_lib' as second argument.
4365 (Input_file_argument::is_lib): Use type_.
4366 (Input_file_argument::is_searched_file): New function.
4367 (Input_file_argument::may_need_search): Handle is_searched_file.
4368 * options.cc (General_options::parse_library): Support -l:filename.
4369 (General_options::parse_just_symbols): Update for Input_file_argument
4371 (Command_line::process): Likewise.
4372 * archive.cc (Archive::get_file_and_offset): Likewise.
4373 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4374 * script.cc (read_script_file, script_add_file): Likewise.
4375 * fileread.cc (Input_file::Input_file): Likewise.
4376 (Input_file::will_search_for): Handle is_searched_file.
4377 (Input_file::open): Likewise.
4378 * readsyms.cc (Read_symbols::get_name): Likewise.
4379 * testsuite/Makefile.am (searched_file_test): New test.
4380 * testsuite/Makefile.in: Regenerate.
4381 * testsuite/searched_file_test.cc: New file.
4382 * testsuite/searched_file_test_lib.cc: New file.
4384 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4385 Ian Lance Taylor <iant@google.com>
4387 * descriptor.cc: Include <cstdio> and "binary-io.h".
4388 (Descriptors::open): Open the files in binary mode always.
4389 * script.cc (Lex::get_token): Treat \r as whitespace.
4391 2009-10-09 Ian Lance Taylor <iant@google.com>
4393 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4395 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4396 Ian Lance Taylor <iant@google.com>
4398 * configure.ac: Check for readv function also.
4399 * fileread.cc (readv): Define if not HAVE_READV.
4400 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4402 * config.in: Regenerate.
4403 * configure: Regenerate.
4405 2009-10-09 Doug Kwan <dougkwan@google.com>
4407 * layout.cc (Layout::make_output_section): Call target hook to make
4408 ordinary output section.
4409 (Layout::finalize): Adjust parameter list of call the
4410 Target::may_relax().
4411 * layout.h (class Layout::section_list): New method.
4412 * merge.h (Output_merge_base::entsize): Change visibility to public.
4413 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4415 (Output_merge_string::do_is_string): New method.
4416 * object.cc (Sized_relobj::do_setup): renamed from
4417 Sized_relobj::set_up.
4418 * object.h (Sized_relobj::adjust_shndx,
4419 Sized_relobj::initializ_input_to_output_maps,
4420 Sized_relobj::free_input_to_output_maps): Change visibilities to
4422 (Sized_relobj::setup): Virtualize.
4423 (Sized_relobj::do_setup): New method declaration.
4424 (Sized_relobj::invalidate_section_offset,
4425 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4426 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4427 * options.cc (parse_int): New function.
4428 * options.h (parse_int): New declaration.
4429 (DEFINE_int): New macro.
4430 (stub_group_size): New option.
4431 * output.cc (Output_section::Output_section): Initialize memebers
4432 merge_section_map_, merge_section_by_properties_map_,
4433 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4434 (Output_section::add_input_section): Handled deferred code-fill
4435 generation and remove an old comment.
4436 (Output_section::add_relaxed_input_section): New method definition.
4437 (Output_section::add_merge_input_section): Use merge section by
4438 properties map to speed to search. Update merge section maps
4440 (Output_section::build_relaxation_map): New method definition.
4441 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4443 (Output_section::relax_input_section): Renamed to
4444 Output_section::convert_input_sections_to_relaxed_sections and change
4445 interface to take a vector of pointers to relaxed sections.
4446 (Output_section::find_merge_section,
4447 Output_section::find_relaxed_input_section): New method definitions.
4448 (Output_section::is_input_address_mapped,
4449 Output_section::output_offset, Output_section::output_address):
4450 Use output section data maps to speed up searching.
4451 (Output_section::find_starting_output_address): Add comments.
4452 (Output_section::do_write,
4453 Output_section::write_to_postprocessing_buffer): Do code-fill
4454 generation as appropriate.
4455 (Output_section::get_input_sections): Invalidate relaxed input section
4457 (Output_section::restore_states): Adjust type of checkpoint .
4458 Invalidate relaxed input section map.
4459 * output.h (Output_merge_base): New class declaration.
4460 (Input_section_specifier): New class defintion.
4461 (class Output_relaxed_input_section) Change base class to
4462 Output_section_data_build.
4463 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4464 base class initializer.
4465 (Output_section::add_relaxed_input_section): New method declaration.
4466 (Output_section::Input_section): Change visibility to protected.
4467 (Output_section::Input_section::relobj,
4468 Output_section::Input_section::shndx): Handle relaxed input sections.
4469 Output_section::input_sections) Change visibility to protected. Also
4470 define overload to return a non-const pointer.
4471 (Output_section::Merge_section_properties): New class defintion.
4472 (Output_section::Merge_section_by_properties_map,
4473 Output_section::Output_section_data_by_input_section_map,
4474 Output_section::Relaxation_map): New types.
4475 (Output_section::relax_input_section): Rename method to
4476 Output_section::convert_input_sections_to_relaxed_sections and change
4477 interface to take a vector of relaxed section pointers.
4478 (Output_section::find_merge_section,
4479 Output_section::find_relaxed_input_section,
4480 Output_section::build_relaxation_map,
4481 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4482 New method declarations.
4483 (Output_section::merge_section_map_
4484 Output_section::merge_section_by_properties_map_,
4485 Output_section::relaxed_input_section_map_,
4486 Output_section::is_relaxed_input_section_map_valid_,
4487 Output_section::generate_code_fills_at_write_): New data members.
4488 * script-sections.cc
4489 (Output_section_element_input::set_section_addresses): Call
4490 current_data_size and addralign methods of relaxed input sections.
4491 (Orphan_output_section::set_section_addresses): Call current_data_size
4492 and addralign methods of relaxed input sections.
4493 * symtab.cc (Symbol_table::compute_final_value): Extract template
4494 from the body of Symbol_table::sized_finalize_symbol.
4495 (Symbol_table::sized_finalized_symbol): Call
4496 Symbol_table::compute_final_value.
4497 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4498 (Symbol_table::compute_final_value): New templated method declaration.
4499 * target.cc (Target::do_make_output_section): New method defintion.
4500 * target.h (Target::make_output_section): New method declaration.
4501 (Target::relax): Add more parameters for input objects, symbol table
4502 and layout. Adjust call to do_relax.
4503 (Target::do_make_output_section): New method declaration.
4504 (Target::do_relax): Add parameters for input objects, symbol table
4507 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4509 * pread.c: Include stdio.h.
4511 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4513 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4516 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4518 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4519 Change read_shndx type to unsigned int.
4520 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4522 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4523 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4524 Change read_shndx type to unsigned int.
4525 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4527 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4528 * layout.cc (Layout::create_symtab_sections): Cast the result of
4529 local_symcount * symsize to off_t in the gold_assert.
4531 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4533 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4534 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4536 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4537 (Arm_relocate_functions::thm_abs5): New function.
4538 (Arm_relocate_functions::abs12): New function.
4539 (Arm_relocate_functions::abs16): New function.
4540 (Arm_relocate_functions::base_abs): New function.
4541 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4542 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4543 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4545 (Scan::global): Likewise.
4546 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4547 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4548 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4549 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4552 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4554 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4555 (Arm_relocate_functions::movt_prel): New function.
4556 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4557 (Arm_relocate_functions::thm_movt_prel): New function.
4558 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4559 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4560 (Scan::global, Relocate::relocate): Likewise.
4561 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4563 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4565 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4566 Incremental_checker.
4567 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4569 (class Incremental_inputs_header): New class.
4570 (Incremental_inputs_header_writer): Edit comment.
4571 (Incremental_inputs_entry): New class.
4572 (Incremental_inputs_entry_writer): Edit comment.
4573 (Sized_incremental_binary::do_find_incremental_inputs_section):
4574 Add *strtab_shndx parameter, fill it.
4575 (Sized_incremental_binary::do_check_inputs): New method.
4576 (Incremental_checker::can_incrementally_link_output_file): Use
4577 Sized_incremental_binary::check_inputs.
4578 (Incremental_inputs::report_command_line): Save command line in
4581 (Incremental_binary::find_incremental_inputs_section): New
4583 (Incremental_binary::do_find_incremental_inputs_section): Add
4584 strtab_shndx parameter.
4585 (Incremental_binary::do_check_inputs): New pure virtual method.
4586 (Sized_incremental_binary::do_check_inputs): Declare.
4587 (Incremental_checker::Incremental_checker): Add incremental_inputs
4588 parameter, use it to initialize incremental_inputs_.
4589 (Incremental_checker::incremental_inputs_): New field.
4590 (Incremental_checker::command_line): New method.
4591 (Incremental_checker::inputs): New method.
4592 (Incremental_checker::command_line_): New field.
4594 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4596 * incremental.cc: Include <cstdarg> and "target-select.h".
4597 (vexplain_no_incremental): New function.
4598 (explain_no_incremental): New function.
4599 (Incremental_binary::error): New method.
4600 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4602 (make_sized_incremental_binary): New function.
4603 (open_incremental_binary): New function.
4604 (can_incrementally_link_file): Add checks if output is ELF and has
4606 * incremental.h: Include "elfcpp_file.h" and "output.h".
4607 (Incremental_binary): New class.
4608 (Sized_incremental_binary): New class.
4609 (open_incremental_binary): Declare.
4610 * object.cc (is_elf_object): Use
4611 elfcpp::Elf_recognizer::is_elf_file.
4612 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4613 * output.h (Output_file::filesize): New method.
4615 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4617 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4619 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4620 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4622 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4624 (Arm_relocate_functions::movw_abs_nc): New function.
4625 (Arm_relocate_functions::movt_abs): New function.
4626 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4627 (Arm_relocate_functions::thm_movt_abs): New function.
4628 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4629 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4630 (Scan::global): Likewise.
4631 (Relocate::relocate): Likewise.
4632 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4634 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4636 * arm.cc (Arm_relocate_functions::got_prel) New function.
4637 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4638 (Relocate::relocate): Likewise.
4639 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4641 2009-10-06 Ian Lance Taylor <iant@google.com>
4643 * options.h (class General_options): Define
4644 split_stack_adjust_size parameter.
4645 * object.h (class Object): Add uses_split_stack_ and
4646 has_no_split_stack_ fields. Add uses_split_stack and
4647 has_no_split_stack accessor functions. Declare
4648 handle_split_stack_section.
4649 (class Reloc_symbol_changes): Define.
4650 (class Sized_relobj): Define Function_offsets. Declare
4651 split_stack_adjust, split_stack_adjust_reltype, and
4653 * object.cc (Object::handle_split_stack_section): New function.
4654 (Sized_relobj::do_layout): Call handle_split_stack_section.
4655 * dynobj.cc (Sized_dynobj::do_layout): Call
4656 handle_split_stack_section.
4657 * reloc.cc (Sized_relobj::relocate_sections): Call
4658 split_stack_adjust for executable sections in split_stack
4659 objects. Pass reloc_map to relocate_section.
4660 (Sized_relobj::split_stack_adjust): New function.
4661 (Sized_relobj::split_stack_adjust_reltype): New function.
4662 (Sized_relobj::find_functions): New function.
4663 * target-reloc.h: Include "object.h".
4664 (relocate_section): Add reloc_symbol_changes parameter. Change
4666 * target.h (class Target): Add calls_non_split method. Declare
4667 do_calls_non_split virtual method. Declare match_view and
4669 * target.cc: Include "elfcpp.h".
4670 (Target::do_calls_non_split): New function.
4671 (Target::match_view): New function.
4672 (Target::set_view_to_nop): New function.
4673 * gold.cc (queue_middle_tasks): Give an error if mixing
4674 split-stack and non-split-stack objects with -r.
4675 * i386.cc (Target_i386::relocate_section): Add
4676 reloc_symbol_changes parameter.
4677 (Target_i386::do_calls_non_split): New function.
4678 * x86_64.cc (Target_x86_64::relocate_section): Add
4679 reloc_symbol_changes parameter.
4680 (Target_x86_64::do_calls_non_split): New function.
4681 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4683 * powerpc.cc (Target_powerpc::relocate_section): Add
4684 reloc_symbol_changes parameter.
4685 * sparc.cc (Target_sparc::relocate_section): Add
4686 reloc_symbol_changes parameter.
4687 * configure.ac: Call AM_CONDITIONAL for the default target.
4688 * configure: Rebuild.
4689 * testsuite/Makefile.am (TEST_AS): New variable.
4690 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4691 (check_DATA): Add split_i386 and split_x86_64 files.
4692 (SPLIT_DEFSYMS): Define.
4693 (split_i386_[1234n].o): New targets.
4694 (split_i386_[124]): New targets.
4695 (split_i386_[1234r].stdout): New targets.
4696 (split_x86_64_[1234n].o): New targets.
4697 (split_x86_64_[124]): New targets.
4698 (split_x86_64_[1234r].stdout): New targets.
4699 (MOSTLYCLEANFILES): Add new executables.
4700 * testsuite/split_i386.sh: New file.
4701 * testsuite/split_x86_64.sh: New file.
4702 * testsuite/split_i386_1.s: New file.
4703 * testsuite/split_i386_2.s: New file.
4704 * testsuite/split_i386_3.s: New file.
4705 * testsuite/split_i386_4.s: New file.
4706 * testsuite/split_i386_n.s: New file.
4707 * testsuite/split_x86_64_1.s: New file.
4708 * testsuite/split_x86_64_2.s: New file.
4709 * testsuite/split_x86_64_3.s: New file.
4710 * testsuite/split_x86_64_4.s: New file.
4711 * testsuite/split_x86_64_n.s: New file.
4712 * testsuite/testfile.cc (Target_test): Update relocation_section
4714 * testsuite/Makefile.in: Rebuild.
4716 2009-10-06 Ian Lance Taylor <iant@google.com>
4718 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4719 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4720 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4721 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4722 the address on ldo_addrs_.
4723 (Target_i386::Relocate::fix_up_ldo): New function.
4725 2009-10-06 Rafael Espindola <espindola@google.com>
4727 * plugin.cc (add_input_library): New.
4728 (Plugin::load): Add add_input_library to tv.
4729 (Plugin_manager::add_input_file): Add the is_lib argument.
4730 (add_input_file): Update call to Plugin_manager::add_input_file.
4731 (add_input_library): New.
4732 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4734 2009-09-30 Doug Kwan <dougkwan@google.com>
4736 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4737 symbol and call Symbol::may_need_copy_reloc to determine if
4738 a copy reloc is needed.
4739 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4740 nocopyreloc is given in command line.
4741 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4742 given in command line.
4743 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4744 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4745 of the removed Target_i386::may_need_copy_reloc.
4746 * options.h (copyreloc): New option with default value false.
4747 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4748 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4749 instead of the removed Target_powerpc::may_need_copy_reloc.
4750 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4751 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4752 instead of the removed Target_sparc::may_need_copy_reloc.
4753 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4754 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4755 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4756 instead of the removed Target_x86_64::may_need_copy_reloc.
4758 2009-09-30 Ian Lance Taylor <iant@google.com>
4760 * object.h (class Object): Remove target_ field, and target,
4761 sized_target, and set_target methods.
4762 (Object::sized_target): Remove.
4763 (class Sized_relobj): Update declarations. Remove sized_target.
4764 * object.cc (Sized_relobj::setup): Remove target parameter.
4766 (Input_objects::add_object): Don't do anything with the target.
4767 (make_elf_sized_object): Add punconfigured parameter. Change all
4768 callers. Set or test parameter target.
4769 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4771 * parameters.cc (Parameters::set_target): Change parameter type to
4773 (Parameters::default_target): Remove.
4774 (set_parameters_target): Change parameter type to be non-const.
4775 (parameters_force_valid_target): New function.
4776 (parameters_clear_target): New function.
4777 * parameters.h (class Parameters): Update declarations. Remove
4778 default_target method. Add sized_target and clear_target
4779 methods. Change target_ to be non-const.
4780 (set_parameters_target): Update declaration.
4781 (parameters_force_valid_target): Declare.
4782 (parameters_clear_target): Declare.
4783 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4784 as NULL if we aren't searching.
4785 (Add_symbols::run): Don't check for compatible target.
4786 * fileread.cc (Input_file::open_binary): Call
4787 parameters_force_valid_target.
4788 * gold.cc (queue_middle_tasks): Likewise.
4789 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4790 set_target on object.
4791 * dynobj.h (class Sized_dynobj): Update declarations.
4792 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4793 make_elf_object returns NULL.
4794 (Archive::include_member): Don't check whether object target is
4796 * output.cc (Output_section::add_input_section): Get target from
4798 (Output_section::relax_input_section): Likewise.
4799 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4801 (Sized_relobj::do_scan_relocs): Likewise.
4802 (Sized_relobj::relocate_sections): Likewise.
4803 * resolve.cc (Symbol_table::resolve): Likewise.
4804 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4805 parameter. Change all callers.
4806 (Symbol_table::add_from_object): Get target from parameters.
4807 (Symbol_table::add_from_relobj): Don't check object target.
4808 (Symbol_table::add_from_dynobj): Likewise.
4809 (Symbol_table::define_special_symbol): Get target from
4811 * symtab.h (class Symbol_table): Update declaration.
4812 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4813 parameter. Change all callers. Clear parameter target.
4814 (Binary_test): Test target here.
4815 * testsuite/object_unittest.cc (gold_testsuite): Remove
4816 target_test_pointer parameter. Change all callers.
4817 (Object_test): Test target here.
4819 2009-09-26 Ian Lance Taylor <iant@google.com>
4821 * testsuite/initpri1.c: Don't try to use constructor priorities if
4822 compiling with gcc before 4.3.
4824 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4826 * testsuite/retain_symbols_file_test.sh (check_present): Change
4827 output file name to retain_symbols_file_test.stdout.
4828 (check_absent): Likewise.
4830 2009-09-18 Craig Silverstein <csilvers@google.com>
4832 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4833 * options.cc: Include <cerrno> and <fstream>.
4834 (General_options::finalize): Parse -retain-symbols-file tag.
4835 * options.h: New flag.
4836 (General_options): New method should_retain_symbol, new
4837 variable symbols_to_retain.
4838 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4839 should_retain_symbol map.
4840 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4841 * testsuite/Makefile.in: Regenerate.
4842 * testsuite/retain_symbols_file_test.sh: New file.
4844 2009-09-18 Nick Clifton <nickc@redhat.com>
4846 * po/es.po: Updated Spanish translation.
4848 2009-09-17 Doug Kwan <dougkwan@google.com>
4850 * debug.h (DEBUG_RELAXATION): New constant.
4851 (DEBUG_ALL): Add DEBUG_RELAXATION.
4852 (debug_string_to_enum): Add relaxation debug option.
4854 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4855 Layout::Relaxation_debug_check::read_sections,
4856 Layout::Relaxation_debug_check::read_sections): New method definitions.
4857 (Layout::Layout): Initialize data members
4858 record_output_section_data_from_scrips_,
4859 script_output_section_data_list_ and relaxation_debug_check_.
4860 (Layout::save_segments, Layout::restore_segments,
4861 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4862 Layout::relaxation_loop_body): New method definitions.
4863 (Layout::finalize): Support relaxation. Move section layout code to
4864 Layout::relaxation_loop_body.
4865 (Layout::set_asection_address_from_script): Move code for orphan
4866 section placement out.
4867 (Layout::place_orphan_sections_in_script): New method definition.
4868 * layout.h (Output_segment_headers, Output_file_header):
4869 New forward class declarations.
4870 (Layout::~Layout): Define.
4871 (Layout::new_output_section_data_from_script): New method definition.
4872 (Layout::place_orphan_sections_in_script): New method declaration.
4873 (Layout::Segment_states): New type declaration.
4874 (Layout::save_segments, Layout::restore_segments,
4875 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4876 Layout::relaxation_loop_body): New method declarations.
4877 (Layout::Output_section_data_list): New type declaration.
4878 (Layout::Relaxation_debug_check): New class definition.
4879 (Layout::record_output_section_data_from_script_,
4880 Layout::script_output_section_data_list_, Layout::segment_states_,
4881 Layout::relaxation_debug_check_): New data members.
4882 * output.cc: (Output_section_headers::do_size): New method definition.
4883 (Output_section_headers::Output_section_headers): Move size
4884 computation to Output_section_headers::do_size.
4885 (Output_segment_headers::do_size): New method definition.
4886 (Output_file_header::Output_file_header): Move size computation to
4887 Output_file_header::do_size and call it.
4888 (Output_file_header::do_size): New method definition.
4889 (Output_data_group::Output_data_group): Adjust call to
4890 Output_section_data.
4891 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4892 (Output_symtab_xindex::do_write): Add array bound check.
4893 (Output_section::Input_section::print_to_mapfile): Handle
4894 RELAXED_INPUT_SECTION_CODE.
4895 (Output_section::Output_section): Initialize data member checkpoint_.
4896 (Output_section::~Output_section): Delete checkpoint object pointed
4898 (Output_section::add_input_section): Always add an Input_section if
4900 (Output_section::add_merge_input_section): Add assert.
4901 (Output_section::relax_input_section): New method definition.
4902 (Output_section::set_final_data_size): Set load address to zero for
4903 an unallocated section.
4904 (Output_section::do_address_and_file_offset_have_reset_values):
4905 New method definition.
4906 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4907 Handle relaxed input section.
4908 (Output_section::sort_attached_input_sections): Checkpoint input
4909 section list lazily.
4910 (Output_section::get_input_sections): Change type of input_sections to
4911 list of Simple_input_section pointers. Checkpoint input section list
4912 lazily. Also handle relaxed input sections.
4913 (Output_section::add_input_section_for_script): Take a reference to
4914 a Simple_input_section object instead of Relobj pointer and section
4915 index as parameter. Handle relaxed input sections.
4916 (Output_section::save_states, Output_section::restore_states): New
4918 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4919 (Output_data::is_data_size_fixed): New method definition.
4920 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4922 (Output_data::address_and_file_offset_have_reset_values): New method
4924 (Output_data::do_address_and_file_offset_have_reset_values): New method
4926 (Output_data::set_data_size): Check that data size is not fixed.
4927 (Output_data::fix_data_size): New method definition.
4928 (Output_data::is_data_size_fixed_): New data member.
4929 (Output_section_headers::set_final_data_size): New method definition.
4930 (Output_section_headers::do_size): New method declaration.
4931 (Output_segment_headers::set_final_data_size): New method definition.
4932 (Output_segment_headers::do_size): New method declaration.
4933 (Output_file_header::set_final_data_size)::New method definition.
4934 (Output_file_header::do_size)::New method declaration.
4935 (Output_section_data::Output_section_data): Add new parameter
4936 is_data_size_fixed and use it to fix data size.
4937 (Output_data_const::Output_data_const): Adjust call to base class
4938 constructor and fix data size.
4939 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4940 base class constructor and fix data size.
4941 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4942 base class constructor and fix data size.
4943 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4944 class constructor and fix data size.
4945 (Output_data_group::set_final_data_size): New method definition.
4946 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4947 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4948 class constructor and fix data size.
4949 (Output_relaxed_input_section): New class definition.
4950 (Output_section::Simple_input_section): New class definition.
4951 (Output_section::get_input_sections): Adjust parameter list.
4952 (Output_section::add_input_section_for_script): Same.
4953 (Output_section::save_states, Output_section::restore_states,
4954 Output_section::do_address_and_file_offset_have_reset_values,
4955 (Output_section::Input_section::Input_section): Handle
4956 RELAXED_INPUT_SECTION_CODE. Add new overload for
4957 Output_relaxed_input_section.
4958 (Output_section::Input_section::is_input_section,
4959 Output_section::Input_section::set_output_section): Handle relaxed
4961 (Output_section::Input_section::is_relaxed_input_section,
4962 Output_section::Input_section::output_section_data,
4963 Output_section::Input_section::relaxed_input_section): New method
4965 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4967 (Output_section::Input_section::u1_): Update comments.
4968 (Output_section::Input_section::u2_): Add new union member poris.
4969 (Output_section::Checkpoint_output_section): New classs definition.
4970 (Output_section::relax_input_section): New method declaration.
4971 (Output_section::checkpoint_): New data member.
4972 (Output_segment): Update comments.
4973 (Output_segment::Output_segment): Un-privatize copy constructor.
4974 (Output_segment::operator=): Un-privatize.
4975 * script-sections.cc (Output_section_element::Input_section_list):
4976 Change element type to Output_section::Simple_input_section.
4977 (Output_section_element_dot_assignment::set_section_addresses):
4978 Register output section data for relaxation clean up.
4979 (Output_data_exression::Output_data_expression): Adjust call to base
4980 constructor to fix data size.
4981 (Output_section_element_data::set_section_addresses): Register
4982 Output_data_expression object for relaxation clean up.
4983 (struct Input_section_info): Replace Relobj pointer and section index
4984 pair with Output_section::Simple_input_section and Convert struct to a
4986 (Input_section_sorter::operator()): Adjust access to
4987 Input_section_info data member to use accessors.
4988 (Output_section_element_input::set_section_addresses): Use layout
4989 parameter. Adjust code to use Output_section::Simple_input_section
4990 and Input_secction_info classes. Register filler for relaxation
4992 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4993 and section index pair with Output_section::Simple_input_section
4994 class. Adjust code accordingly.
4995 (Phdrs_element::release_segment): New method definition.
4996 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4998 (Script_sections::release_segments): New method definition.
4999 * gold/script-sections.h (Script_sections::release_segments): New
5001 * gold/target.h (Target::may_relax, Target::relax,
5002 Target::do_may_relax, Target::do_relax): New method definitions.
5004 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5006 * arm.cc (has_signed_unsigned_overflow): New function.
5007 (Arm_relocate_functions::abs8): New function.
5008 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5009 (Target_arm::Scan::global): Likewise.
5010 (Target_arm::relocate::relocate): Likewise.
5011 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5014 2009-09-16 Cary Coutant <ccoutant@google.com>
5016 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5017 * testsuite/Makefile.in: Regenerate.
5019 2009-09-11 Nick Clifton <nickc@redhat.com>
5021 * po/gold.pot: Updated by the Translation project.
5023 2009-09-08 Cary Coutant <ccoutant@google.com>
5025 * output.cc (Output_file::open): Add execute permission to empty file.
5026 * testsuite/Makefile.am (permission_test): New test.
5027 * testsuite/Makefile.in: Regenerate.
5029 2009-09-02 Ian Lance Taylor <iant@google.com>
5031 * output.cc (Output_file::resize): Call map_no_anonymous rather
5034 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5036 * gold.cc: Include "incremental.h".
5037 (queue_initial_tasks): Call Incremental_checker methods.
5038 * incremental.cc: Include "output.h".
5039 (Incremental_checker::can_incrementally_link_output_file): New
5041 * incremental.h (Incremental_checker): New class.
5043 * output.cc (Output_file::open_for_modification): New method.
5044 (Output_file::map_anonymous): Changed return type to bool. Record
5046 (Output_file::map_no_anonymous): New method, broken out of map.
5047 (Output_file::map): Use map_no_anonymous and map_anonymous.
5048 * output.h (class Output_file): Update declarations.
5050 2009-08-24 Cary Coutant <ccoutant@google.com>
5052 * options.h (Command_line::Pre_options): New class.
5053 (Command_line::pre_options): New member.
5054 * options.cc (gold::options::ready_to_register): New variable.
5055 (One_option::register_option): Do nothing if not registering options.
5056 Assert if same short option registered twice.
5057 (General_options::General_options): Turn off option registration when
5059 (Command_line::Pre_options::Pre_options): New constructor.
5061 2009-08-24 Cary Coutant <ccoutant@google.com>
5063 * options.h (General_options::no_keep_memory): Remove incorrect
5066 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5068 * Makefile.am (am__skiplex, am__skipyacc): New.
5069 * Makefile.in: Regenerate.
5071 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5073 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5074 (INCLUDES): ... this.
5075 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5076 (AM_CPPFLAGS): Renamed from ...
5077 (INCLUDE): ... this.
5078 * Makefile.in, testsuite/Makefile.in: Regenerate.
5080 * Makefile.in: Regenerate.
5081 * aclocal.m4: Likewise.
5082 * config.in: Likewise.
5083 * configure: Likewise.
5084 * testsuite/Makefile.in: Likewise.
5086 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5087 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5088 * Makefile.in: Regenerate.
5089 * testsuite/Makefile.in: Regenerate.
5091 2009-08-19 Cary Coutant <ccoutant@google.com>
5093 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5094 symbols in shared libraries overridden by hidden or internal symbols
5095 in the main program.
5097 2009-08-19 Chris Demetriou <cgd@google.com>
5099 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5100 checking source file names in error messages.
5102 2009-08-18 Doug Kwan <dougkwan@google.com>
5104 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5105 an elcpp::Ehdr as parameter. Adjust call to set_target.
5106 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5107 an elfcpp::Ehdr as parameter.
5108 * object.cc (Object::set_target): Remove the version that looks up
5109 a target and sets it.
5110 (Sized_relobj::setup): Take a Target object instead of
5111 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5112 (make_elf_sized_object): Find target and ask target to
5114 * object.h: (Object::set_target): Remove the version that looks up
5115 a target and sets it.
5116 (Sized_relobj::setup): Take a Target object instead of
5117 an elfcpp:Ehdr as parameter.
5118 * target.cc: Include dynobj.h.
5119 (Target::do_make_elf_object_implementation): New.
5120 (Target::do_make_elf_object): New.
5121 * target.h (Target::make_elf_object): New template declaration.
5122 (Target::do_make_elf_object): New method declarations.
5123 (Target::do_make_elf_object_implementation): New template declaration.
5125 2009-08-14 Ian Lance Taylor <iant@google.com>
5127 * gold.h (FUNCTION_NAME): Define.
5128 (gold_unreachable): Use FUNCTION_NAME.
5130 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5132 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5133 symbol in the --keep-unique list is not found.
5135 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5137 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5138 been maked as --keep-unique.
5139 (Icf::unfold_section): New function.
5140 * icf.h (Icf::unfold_section): New function.
5141 * options.h (General_options::keep_unique): New option.
5142 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5143 * testsuite/Makefile.in: Regenerate.
5144 * testsuite/icf_keep_unique_test.sh: New file.
5145 * testsuite/icf_keep_unique_test.cc: New file.
5147 2009-08-12 Cary Coutant <ccoutant@google.com>
5150 * resolve.cc (Symbol_table::resolve): Check for references from
5151 dynamic objects to hidden and internal symbols.
5152 * testsuite/Makefile.am (hidden_test.sh): New test.
5153 * testsuite/Makefile.in: Regenerate.
5154 * testsuite/hidden_test.sh: New script.
5155 * testsuite/hidden_test_1.c: New test source.
5156 * testsuite/hidden_test_main.c: New test source.
5158 2009-08-11 Doug Kwan <dougkwan@google.com>
5160 * arm.cc: Update comments.
5161 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5162 segment to locate the .ARM.exidx section if present.
5164 2009-08-09 Doug Kwan <dougkwan@google.com>
5166 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5169 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5170 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5173 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5175 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5176 valid tls_segment only for non-debug-section relocations.
5177 * testsuite/Makefile.am: Add gc_tls_test.
5178 * testsuite/Makefile.in: Regenerate.
5179 * testsuite/gc_tls_test.cc: New file.
5180 * testsuite/gc_tls_test.sh: New file.
5182 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5186 * Makefile.am (CCFILES): Add icf.cc.
5188 * Makefile.in: Regenerate.
5189 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5190 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5191 section, symbol and addend information for the relocs.
5192 * gold.cc (queue_middle_tasks): Call identical code folding.
5193 * gold.h: Add defines for multimap.
5194 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5195 to the call of finalize_local_symbols.
5196 * main.cc (main): Create object of class Icf.
5197 * object.cc (Sized_relobj::do_layout): Allow this function to be
5198 called twice during icf.
5199 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5200 to sections marked as identical by icf.
5201 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5203 (Sized_relobj::do_section_entsize): New function.
5204 * object.h (Object::section_entsize): New function.
5205 (Object::do_section_entsize): New pure virtual function.
5206 (Relobj::finalize_local_symbols): Add new parameter.
5207 (Relobj::do_section_entsize): New function.
5208 * options.h (General_options::icf): New option.
5209 (General_options::icf_iterations): New option.
5210 (General_options::print_icf_sections): New option.
5211 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5212 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5213 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5215 * symtab.cc (Symbol_table::is_section_folded): New function.
5216 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5217 to sections marked as identical by icf.
5218 * symtab.h (Symbol_table::set_icf): New function.
5219 (Symbol_table::icf): New function.
5220 (Symbol_table::is_section_folded): New function.
5221 (Symbol_table::icf_): New data member.
5222 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5223 * testsuite/Makefile.am: Add commands to build icf_test.
5224 * testsuite/Makefile.in: Regenerate.
5225 * testsuite/icf_test.sh: New file.
5226 * testsuite/icf_test.cc: New file.
5228 2009-07-24 Chris Demetriou <cgd@google.com>
5230 * layout.cc (is_compressible_debug_section): Fix incorrect
5231 comment about compressed section names.
5233 2009-07-20 Ian Lance Taylor <ian@airs.com>
5236 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5238 2009-07-16 Ian Lance Taylor <iant@google.com>
5241 * layout.h: #include <map>.
5242 (class Kept_section): Change from struct to class. Add accessors
5243 and setters. Add section size to Comdat_group mapping. Change
5244 Comdat_group to std::map. Add is_comdat_ field. Add
5245 linkonce_size field in union.
5246 (class Layout): Update declaration of find_or_add_kept_section.
5247 Don't declare find_kept_object.
5248 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5249 parameter. Add object, shndx, is_comdat, and is_group_name
5250 parameters. Change all callers. Adjust for new Kept_section.
5251 (Layout::find_kept_object): Remove.
5252 * object.cc (Sized_relobj::include_section_group): Update use of
5253 Kept_section. Rename secnum to shndx. Only record
5254 Kept_comdat_section if sections are the same size.
5255 (Sized_relobj::include_linkonce_section): Update use of
5256 Kept_section. Only record Kept_comdat_section if sections are the
5257 same size. Set size of linkonce section.
5258 (Sized_relobj::map_to_kept_section): Update call to
5259 get_kept_comdat_section.
5260 * object.h (class Sized_relobj): Rename fields in
5261 Kept_comdat_section to drop trailing underscores; change object
5262 field to Relobj*. Change Kept_comdat_section_table to store
5263 struct rather than pointer.
5264 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5265 Add kept_object and kept_shndx parameters. Change all callers.
5266 (Sized_relobj::get_kept_comdat_section): Change return type to
5267 bool. Add kept_object and kept_shndx parameters. Change all
5269 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5270 Layout::find_or_add_kept_section.
5272 2009-07-09 Ian Lance Taylor <iant@google.com>
5274 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5275 Reserve space in the hash table.
5277 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5279 * fileread.cc (File_read::get_mtime): New method.
5280 * fileread.h (Timespec): New structure.
5281 (File_read::get_mtime): New method.
5282 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5283 Renamed from timestamp_nsec.
5284 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5286 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5288 (Incremental_inputs::report_archive): Save mtime; style fix.
5289 (Incremental_inputs::report_obejct): Save mtime; style fix.
5290 (Incremental_inputs::report_script): Save mtime; style fix.
5291 (Incremental_inputs::finalize_inputs): Style fix.
5292 (Incremental_inputs::finalize): Style fix.
5293 (Incremental_inputs::create_input_section_data): Store inputs
5295 * incremental.h (Incremental_inputs::report_script): Add mtime
5297 (Incremental_inputs::Input_info::Input_info): Intialize only one
5299 (Incremental_inputs::Input_info::archive): Move to nameless
5301 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5302 (Incremental_inputs::Input_info::script): Move to nameless union.
5303 (Incremental_inputs::mtime): New field.
5304 * script.cc (read_input_script): Pass file mtime to
5306 * script.h (Script_info::inputs): Style fix.
5308 2009-07-01 Ian Lance Taylor <ian@airs.com>
5310 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5313 2009-06-24 Ian Lance Taylor <iant@google.com>
5316 * layout.cc (Layout::choose_output_section): If we find an
5317 existing section, update the flags.
5318 (Layout::create_notes): New function, broken out of
5320 (Layout::finalize): Don't create note sections.
5321 (Layout::create_note): Don't crash if linker script discards
5323 (Layout::create_gold_note): Likewise.
5324 (Layout::create_build_id): Likewise. Don't set
5325 after_input_sections on the section.
5326 (Layout::create_executable_stack_info): Remove target parameter.
5328 * layout.h (class Layout): Declare create_notes. Update
5329 declaration of create_executable_stack_info.
5330 * gold.cc (queue_middle_tasks): Call create_notes.
5331 * output.cc (Output_section::update_flags_for_input_section): Move
5332 here from output.h. If SHF_ALLOC flag is newly set, mark address
5334 * output.h (Output_data::mark_address_invalid): New function.
5335 (class Output_section): Only declare, not define,
5336 update_flags_for_input_section. Remove set_flags.
5338 2009-06-24 Ian Lance Taylor <iant@google.com>
5340 * script-sections.cc (Output_section_definition::
5341 set_section_addresses): Rename shadowing local load_address to
5344 2009-06-24 Ian Lance Taylor <iant@google.com>
5347 * reloc.cc (relocate_sections): Skip empty relocation sections.
5349 2009-06-23 Ian Lance Taylor <iant@google.com>
5352 * layout.cc (Layout::create_note): Use choose_output_section
5353 rather than make_output_section.
5355 2009-06-23 Ian Lance Taylor <iant@google.com>
5358 * options.cc (General_options::parse_V): Set printed_version_.
5359 (General_options::General_options): Initialize printed_version_.
5360 * options.h (class General_options): Add printed_version_ field.
5361 * gold.cc (queue_initial_tasks): If there are no input files,
5362 don't give a fatal error if we printed the version information.
5363 (queue_middle_tasks): If using -r with a shared object, give a
5364 fatal error rather than an ordinary error.
5366 2009-06-23 Ian Lance Taylor <iant@google.com>
5369 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5370 (Layout::make_output_section): Set have_stabstr_section_ if we see
5371 a .stab*str section.
5372 (Layout::finalize): Call link_stabs_sections.
5373 (Layout::link_stabs_sections): New file.
5374 * layout.h (class Layout): Add have_stabstr_section_ field.
5375 Declare link_stabs_sections.
5377 2009-06-23 Doug Kwan <dougkwan@google.com>
5379 * Makefile.am (libgold_a_LIBADD): New.
5380 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5381 * Makefile.in: Regenerate.
5382 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5383 * configure: Regenerate.
5384 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5385 * fileread.cc: Include sys/state.h
5386 * gold.h: Declare memmem and strndup if found missing.
5387 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5389 2009-06-23 Ian Lance Taylor <iant@google.com>
5391 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5392 * configure: Rebuild.
5394 2009-06-23 Ian Lance Taylor <iant@google.com>
5397 * object.cc (Object::section_contents): Don't try to get a view if
5398 the section has length zero.
5399 (Object::handle_gnu_warning_section): If the section is empty, use
5400 the name of the section as the warning.
5402 2009-06-23 Ian Lance Taylor <iant@google.com>
5405 * stringpool.h (class Stringpool_template): Add optimize_ field.
5406 (Stringpool_template::set_optimize): New function.
5407 * stringpool.cc (Stringpool_template::Stringpool_template):
5408 Initialize optimize_ field.
5409 (Stringpool_template::set_string_offsets): Test local optimize
5410 fild rather than parameter.
5411 * layout.cc (Layout::Layout): Call set_optimize on the section
5414 2009-06-22 Ian Lance Taylor <iant@google.com>
5417 * yyscript.y: Parse TARGET.
5418 * script.cc (script_set_target): New function.
5419 * script-c.h (script_set_target): Declare.
5420 * options.cc (General_options::string_to_object_format): Rename
5421 from string_to_object_format in anonymous namespace. Change
5423 * options.h (class General_options): Declare
5424 string_to_object_format.
5426 2009-06-22 Ian Lance Taylor <iant@google.com>
5428 * script-sections.cc (Script_sections::create_segments): Don't put
5429 program headers in a PT_LOAD segment if -n or -N.
5431 2009-06-22 Ian Lance Taylor <iant@google.com>
5434 * options.h (class General_options): Add -z lazy and -z now. Sort
5435 -z options into alphabetical order.
5436 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5438 2009-06-21 Ian Lance Taylor <iant@google.com>
5440 * layout.cc (Layout::make_output_section): Call
5441 Target::new_output_section.
5442 (Layout::attach_allocated_section_to_segment): Put large section
5443 sections in a separate load segment with the large segment flag
5445 (Layout::segment_precedes): Sort large data segments after other
5447 (align_file_offset): New static function.
5448 (Layout::set_segment_offsets): Use align_file_offset.
5449 * output.h (class Output_section): Add is_small_section_ and
5450 is_large_section_ fields.
5451 (Output_section::is_small_section): New function.
5452 (Output_section::set_is_small_section): New function.
5453 (Output_section::is_large_section): New function.
5454 (Output_section::set_is_large_section): New function.
5455 (Output_section::is_large_data_section): New function.
5456 (class Output_segment): Add is_large_data_segment_ field.
5457 (Output_segment::is_large_data_segment): New function.
5458 (Output_segment::set_is_large_data_segment): New function.
5459 * output.cc (Output_section::Output_section): Initialize new
5461 (Output_segment::Output_segment): Likewise.
5462 (Output_segment::add_output_section): Add assertion that large
5463 data sections always go in large data segments. Force small data
5464 sections to the end of the list of data sections. Force small BSS
5465 sections to the start of the list of BSS sections. For large BSS
5466 sections to the end of the list of BSS sections.
5467 * symtab.h (class Symbol): Declare is_common_shndx.
5468 (Symbol::is_defined): Check Symbol::is_common_shndx.
5469 (Symbol::is_common): Likewise.
5470 (class Symbol_table): Define enum Commons_section_type. Update
5471 declarations. Add small_commons_ and large_commons_ fields.
5472 * symtab.cc (Symbol::is_common_shndx): New function.
5473 (Symbol_table::Symbol_table): Initialize new fields.
5474 (Symbol_table::add_from_object): Put small and large common
5475 symbols in the right list.
5476 (Symbol_table::sized_finalized_symbol): Check
5477 Symbol::is_common_shndx.
5478 (Symbol_table::sized_write_globals): Likewise.
5479 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5480 common symbol lists. Don't call do_allocate_commons_list if the
5482 (Symbol_table::do_allocate_commons_list): Remove is_tls
5483 parameter. Add comons_section_type parameter. Change all
5484 callers. Handle small and large common symbols.
5485 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5486 Symbol::is_common_shndx.
5487 * resolve.cc (symbol_to_bits): Likewise.
5488 * target.h (Target::small_common_shndx): New function.
5489 (Target::small_common_section_flags): New function.
5490 (Target::large_common_shndx): New function.
5491 (Target::large_common_section_flags): New function.
5492 (Target::new_output_section): New function.
5493 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5494 small_common_section_flags, and large_common_section_flags
5496 (Target::do_new_output_section): New virtual function.
5497 * arm.cc (Target_arm::arm_info): Initialize new fields.
5498 * i386.cc (Target_i386::i386_info): Likewise.
5499 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5501 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5502 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5503 (Target_x86_64::do_new_output_section): New function.
5504 * configure.ac: Define conditional MCMODEL_MEDIUM.
5505 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5506 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5507 (large_LDFLAGS): Define.
5508 * testsuite/large.c: New file.
5509 * testsuite/testfile.cc (Target_test::test_target_info):
5510 Initialize new fields.
5511 * configure, testsuite/Makefile.in: Rebuild.
5513 2009-06-05 Doug Kwan <dougkwan@google.com>
5515 * Makefile.am (CCFILES): Add target.cc.
5516 * Makefile.in: Regenerate.
5517 * i386.cc (class Target_i386): Define new virtual method to
5518 override do_is_local_label_name in parent.
5519 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5520 local symbols if --discard-locals or -X is given.
5521 * options.h (class General_options): Declare new options
5522 '--discard-locals' and '-X' for discarding locals.
5523 * target.h (class Target): Define new methods is_local_label_name.
5524 Declare new virtual method do_is_local_label_name.
5525 * target.cc: New file.
5526 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5527 (check_SCRIPTS): Add discard_locals_test.sh.
5528 (check_DATA): Add discard_local_tests.syms.
5529 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5530 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5531 * testsuite/Makefile.in: Regenerate.
5532 * testsuite/discard_locals_test.c: New file.
5533 * testsuite/discard_locals_test.sh: Same.
5535 2009-06-05 Doug Kwan <dougkwan@google.com>
5537 * object.cc (Sized_relobj::Sized_relobj): Initialize
5538 discarded_eh_frame_shndx_ to -1U.
5539 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5541 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5542 a discarded .eh_frame section.
5543 (Sized_relobj::do_finalize_local_symbols): Ditto.
5544 * object.h (class Sized_relobj): Declare new member
5545 discarded_eh_frame_shndx_.
5546 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5547 (local_labels_test.o, local_labels_test): New rules.
5548 * testsuite/Makefile.in: Regenerate.
5550 2009-06-04 Doug Kwan <dougkwan@google.com>
5552 * layout.cc (Layout::section_name_mapping): Add mapping for
5553 special ARM sections.
5555 2009-06-03 Doug Kwan <dougkwan@google.com>
5557 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5558 (utils::has_overflow): Same.
5560 2009-06-03 Ian Lance Taylor <iant@google.com>
5562 * layout.cc (Layout::section_name_mapping): New array, replacing
5563 Layout::linkonce_mapping.
5564 (Layout::section_name_mapping_count): New variable, replacing
5565 Layout::linkonce_mapping_count.
5566 (Layout::linkonce_output_name): Remove.
5567 (Layout::output_section_name): Rewrite.
5568 * layout.h (class Layout): Rename Linkonce_mapping to
5569 Section_name_mapping, linkonce_mapping to section_name_mapping,
5570 linkonce_mapping_count to section_name_mapping_count. Don't
5571 declare linkonce_output_name.
5573 2009-06-03 Doug Kwan <dougkwan@google.com>
5575 * gold/arm.cc (namespace utils): New.
5576 (Target_arm::reloc_is_non_pic): Define new method.
5577 (class Arm_relocate_functions): New.
5578 (Target_arm::Relocate::relocate): Handle relocation types used by
5581 2009-06-03 Ian Lance Taylor <iant@google.com>
5583 * arm.cc (Target_arm::scan::global): Use || instead of |.
5585 2009-06-02 Doug Kwan <dougkwan@google.com>
5587 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5588 issued_non_pic_error_.
5589 (class Target_arm::Scan): Declare new method check_non_pic.
5590 Define new method symbol_needs_plt_entry.
5591 Declare new data member issued_non_pic_error_.
5592 (class Target_arm::Relocate): Declare new method
5593 should_apply_static_reloc.
5594 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5595 (Target_arm::Scan::check_non_pic): Define new method.
5596 (Target_arm::Scan::local): Handle a small subset of reloc types used
5598 (Target_arm::Scan::local): Same.
5599 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5601 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5603 * incremental.cc (Incremental_inputs::report_command_line): Filter
5604 out --incremental-* options.
5606 2009-05-29 Doug Kwan <dougkwan@google.com>
5608 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5610 (class Target_arm): Update comment.
5611 (Target_arm::Target_arm): Initialize new data members GOT_,
5612 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5613 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5614 and Target_arm::rel_dyn_section.
5615 Declare new_enum Target_arm::Got_type.
5616 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5618 Update commments for member do_dynsym_value.
5619 (Target_arm::got_size, Target_arm::plt_section,
5620 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5621 new methods inside class defintion.
5622 (Target_arm::got_section): Define new method.
5623 (Target_arm::rel_dyn_section): Same.
5624 (Output_data_plt_arm): New template class.
5625 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5626 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5627 (Output_data_plt_arm::add_entry): Same.
5628 (Output_data_plt_arm::first_plt_entry): Define new
5629 static data member for PLT instruction template.
5630 (Output_data_plt_arm::plt_entry): Same.
5631 (Output_data_plt_arm::do_write): Define new method.
5632 (Target_arm::make_plt_entry): Same.
5633 (Target_arm::do_finalize_sections): Same.
5634 (Target_arm::do_dynsym_value): Same.
5636 2009-05-28 Doug Kwan <dougkwan@google.com>
5638 * Makefile.am (TARGETSOURCES): Add arm.cc.
5639 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5640 * Makefile.in: Regenerate.
5642 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5644 2009-05-26 Doug Kwan <dougkwan@google.com>
5646 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5647 (General_options::check_excluded_libs): Strip off directories in
5648 archive name before matching like GNU ld does.
5649 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5650 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5651 (exclude_libs_test_LDFLAGS): Add linker option
5652 -Wl,--exclude-libs,libexclude_libs_test_3
5653 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5654 an explicit archive without using -l.
5655 (alt/libexclude_libs_test_3.a): New make rule.
5656 * testsuite/Makefile.in: Regenerate.
5657 * testsuite/exclude_libs_test.c : Declare lib3_default().
5659 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5660 * exclude_libs_test_3.c: New file.
5662 2009-05-26 Nick Clifton <nickc@redhat.com>
5664 * po/id.po: New Indonesian translation.
5665 * po/gold.pot: Updated template file.
5667 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5669 * testsuite/Makefile.am: Add -ffunction-sections to compile
5670 gc_comdat_test files. Add -Wl,--gc-sections to build
5672 * testsuite/Makefile.in: Regenerate.
5673 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5675 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5677 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5678 kept comdat section was garbage collected.
5679 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5680 * testsuite/Makefile.in: Regenerate.
5681 * testsuite/gc_comdat_test.sh: New file.
5682 * testsuite/gc_comdat_test_1.cc: New file.
5683 * testsuite/gc_comdat_test_2.cc: New file.
5685 2009-05-19 Doug Kwan <dougkwan@google.com>
5687 * archive.cc (Archive::Archive): Move constructor from archive.h
5688 to here. Initialize no_export_.
5689 (Archive::get_elf_object_for_member): Set no_export flag of object.
5690 * archive.h (Archive::Archive): Move constructor body to
5692 (Archive::no_export): New method.
5693 (Archive::no_export_): New field.
5694 * object.h (Object::Object): Initialize no_export_ to false.
5695 (Object::no_export, Object::set_no_export): New methods.
5696 (Object::no_export_): New field.
5697 * options.cc (General_options::parse_exclude_libs): New method.
5698 (General_options::check_excluded_libs) Same.
5699 * options.h (exclude_libs): New option.
5700 (General_options::check_excluded_libs): New method declaration.
5701 (General_options::excluded_libs_): New field.
5702 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5703 default or protected visibility if an object has no-export flag set.
5704 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5705 (check_SCRIPTS): Add exclude_libs_test.sh.
5706 (check_DATA): Add exclude_libs_test.syms.
5707 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5708 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5709 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5710 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5711 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5712 libexclude_libs_test_2.a): New rules.
5713 * testsuite/Makefile.in: Regenerate.
5714 * testsuite/exclude_libs_test.c: New file.
5715 * testsuite/exclude_libs_test.sh: Ditto.
5716 * testsuite/exclude_libs_test_1.c: Ditto.
5717 * testsuite/exclude_libs_test_2.c: Ditto.
5719 2009-05-15 Ian Lance Taylor <iant@google.com>
5721 * configure.ac: Check for declarations for cases where libiberty.h
5722 checks HAVE_DECL_xxx.
5723 * configure, config.in: Rebuild.
5725 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5727 * gold.h (Incremental_argument_list): Remove (invalid) forward
5729 * incremental.cc (Incremental_inputs::report_achive): New method.
5730 (Incremental_inputs::report_object): New method.
5731 (Incremental_inputs::report_script): New method.
5732 (Incremental_inputs::finalize_inputs): New method.
5733 (Incremental_inputs::finalize): Call finalize_inputs().
5734 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5735 Create inputs entries.
5736 * incremental.h (Incremental_input_type): New enum.
5737 (Incremental_inputs::Incremental_input): Initialize new fields.
5738 (Incremental_inputs::report_inputs): New method.
5739 (Incremental_inputs::report_achive): New method.
5740 (Incremental_inputs::report_object): New method.
5741 (Incremental_inputs::report_script): New method.
5742 (Incremental_inputs::finalize_inputs): New method.
5743 (Incremental_inputs::Input_info): New struct.
5744 (Incremental_inputs::Input_info_map): New typedef.
5745 (Incremental_inputs::lock_): New field.
5746 (Incremental_inputs::Inputs_): New field.
5747 (Incremental_inputs::Inputs_map): New field.
5748 * main.cc (main): Call Incremental_input::report_inputs.
5749 * options.h (Input_argument_list): Typedef moved from
5751 (Input_file_group::Files): Remove, use ::Input_argument_list.
5752 (Input_file_group::Input_argument_list): Remove, use
5753 ::Input_argument_list.
5754 * plugin.cc (Plugin_manager::add_input_file): Add error in
5756 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5758 * script.cc (read_input_script): Call
5759 Incremental_input::report_script.
5760 * script.h (Script_info): New class.
5762 2009-04-27 Ian Lance Taylor <iant@google.com>
5764 * x86_64.cc (do_adjust_output_section): Set entsize to
5767 2009-04-23 Elliott Hughes <enh@google.com>
5769 * output.cc (Output_file::close): After short writes, continue
5770 writing from the correct offset in the buffer being written.
5772 2009-04-23 Chris Demetriou <cgd@google.com>
5774 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5775 * configure: Regenerate.
5776 * config.in: Regenerate.
5777 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5778 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5780 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5782 * incremental.cc (Incremental_inputs_header_data): Renamed from
5783 Incremental_input_header_data.
5784 (Incremental_inputs_header_data::data_size): New field.
5785 (Incremental_inputs_header_data::put_input_file_count): Renamed
5786 from input_file_count.
5787 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5788 from command_line_offset.
5789 (Incremental_inputs_header_data::put_reserved): Renamed from
5791 (Incremental_inputs_entry_data): Renamed from
5792 Incremental_input_entry_data.
5793 (Incremental_inputs_entry_data::data_size): New field.
5794 (Incremental_inputs::report_command_line): New method.
5795 (Incremental_inputs::finalize): New method.
5796 (Incremental_inputs::create_incremental_inputs_data): New method.
5797 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5798 * incremental.h: New file.
5799 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5800 (Layout::finalize): Create incremental inputs section in
5802 (Layout::create_incremental_info_sections): New method.
5803 * layout.h (Layout::incremental_inputs): New method.
5804 (Layout::create_incremental_info_sections): New method.
5805 (Layout::incremental_inputs_): New field.
5806 * main.cc (main): Notify Incremental_input of the command line.
5808 2009-04-01 Ian Lance Taylor <iant@google.com>
5809 Mikolaj Zalewski <mikolajz@google.com>
5811 * gold.h (reserve_unordered_map): Define, three versions, one for
5812 each version of Unordered_map.
5813 * layout.cc (Layout::Layout): Remove options parameter. Add
5814 number_of_input_files parameter. Don't initialize options_.
5815 Initialize number_of_input_files_ and resized_signatures_. Move
5816 sections_are_attached_.
5817 (Layout::layout_group): Reserve space for group_signatures_.
5818 (Layout::find_or_add_kept_section): Change name parameter to be a
5819 reference. Resize signatures_ map when it gets large enough.
5820 (Layout::layout_eh_frame): Use parameters->options() instead of
5822 (Layout::make_output_section): Likewise.
5823 (Layout::attach_allocated_section_to_segment): Likewise.
5824 (Layout::finalize, Layout::create_executable_stack): Likewise.
5825 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5826 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5827 * layout.h (class Layout): Update declarations. Remove options_
5828 field. Add number_of_input_files_ and resized_signatures_
5829 fields. Move sections_are_attached_ field.
5830 * main.cc (main): Pass number of input files to Layout
5831 constructor. Don't pass options.
5833 2009-03-30 Ian Lance Taylor <iant@google.com>
5835 * ffsll.c (ffsll): Correct implementation.
5837 2009-03-27 Ian Lance Taylor <iant@google.com>
5839 * ffsll.c: New file.
5840 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5841 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5842 * ftruncate.c (ftruncate): Declare before definition.
5843 * mremap.c (mremap): Likewise.
5844 * pread.c (pread): Likewise.
5845 * configure, Makefile.in, config.in: Rebuild.
5847 * mremap.c: New file.
5848 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5849 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5850 (mremap): Declare if HAVE_MREMAP is not defined.
5851 * configure, Makefile.in, config.in: Rebuild.
5853 2009-03-27 Cary Coutant <ccoutant@google.com>
5855 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5856 position independent.
5857 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5858 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5860 2009-03-24 Cary Coutant <ccoutant@google.com>
5862 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5864 (needs_dynamic_reloc): Likewise.
5866 2009-03-24 Ian Lance Taylor <iant@google.com>
5868 * yyscript.y (file_cmd): Recognize EXTERN.
5869 (extern_name_list, extern_name_list_body): New nonterminals.
5870 * script.cc (script_add_extern): Define.
5871 * script-c.h (script_add_extern): Declare.
5873 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5875 * object.cc (is_elf_object): Define.
5876 * object.h (is_elf_object): Declare.
5877 * archive.cc (Archive::get_elf_object_for_member): Call
5879 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5881 2009-03-24 Elliott Hughes <enh@google.com>
5883 * output.cc (Output_file::map_anonymous): Define.
5884 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5885 try an anonymous one. Report the size if the mmap fails.
5886 * output.h (class Output_file): Declare map_anonymous.
5888 2009-03-24 Ian Lance Taylor <iant@google.com>
5890 * target-select.cc (instantiate_target): Don't acquire the lock if
5891 the instantiated_target_ field has already been set.
5893 2009-03-23 Ian Lance Taylor <iant@google.com>
5895 * gold-threads.h (class Initialize_lock): Define.
5896 * gold-threads.cc (class Initialize_lock_once): Define.
5897 (initialize_lock_control): New static variable.
5898 (initialize_lock_pointer): New static variable.
5899 (initialize_lock_once): New static function.
5900 (Initialize_lock::Initialize_lock): Define.
5901 (Initialize_lock::initialize): Define.
5902 * target-select.h: Include "gold-threads.h".
5903 (class Target_selector): Add lock_ and initialize_lock_ fields.
5904 Don't define instantiate_target, just declare it.
5905 * target-select.cc (Target_selector::Target_selector): Initialize
5907 (Target_selector::instantiate_target): Define.
5908 * descriptors.h: Include "gold-threads.h".
5909 (class Descriptors): Add initialize_lock_ field.
5910 * descriptors.cc (Descriptors::Descriptors): Initialize new
5912 (Descriptors::open): Use initialize_lock_ field
5913 * errors.h (class Errors): Add initialize_lock_ field.
5914 * errors.cc (Errors::Errors): Initialize new field.
5915 (Errors::initialize_lock): Use initialize_lock_ field.
5916 * powerpc.cc (class Target_selector_powerpc): Remove
5917 instantiated_target_ field. In do_recognize call
5918 instantiate_target rather than do_instantiate_target. In
5919 do_instantiate_target just allocate a new target.
5920 * sparc.cc (class Target_selector_sparc): Likewise.
5922 * freebsd.h: New file.
5923 * i386.cc: Include "freebsd.h".
5924 (Target_i386): Derive from Target_freebsd rather than
5926 (Target_selector_i386): Derive from Target_selector_freebsd rather
5927 than Target_selector.
5928 * x86_64.cc: Include "freebsd.h".
5929 (Target_x86_64): Derive from Target_freebsd rather than
5931 (Target_selector_x86_64): Derive from Target_selector_freebsd
5932 rather than Target_selector.
5933 * target.h (class Target): Add adjust_elf_header and
5934 do_adjust_elf_header.
5935 * output.cc (Output_file_header:: do_sized_write): Call target
5936 adjust_elf_header routine.
5937 * configure.tgt: Set targ_osabi.
5938 * configure.ac: Define GOLD_DEFAULT_OSABI.
5939 * parameters.cc (Parameters::default_target): Pass
5940 GOLD_DEFAULT_OSABI to select_target.
5941 * target-select.h (class Target_selector): Make instantiate_target
5942 protected rather than private.
5943 * Makefile.am (HFILES): Add freebsd.h.
5944 * configure, Makefile.in, config.in: Rebuild.
5946 * merge.cc (do_add_input_section): Correct pend value. Change
5947 message about last entry not being null terminated from error to
5950 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5952 * incremental.cc: New file.
5953 * Makefile.am (CCFILES): Add incremental.cc.
5954 * Makefile.in: Rebuild.
5956 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5958 * layout.cc (Layout::output_section_name): Preserve names
5959 of '.note.' sections.
5961 2009-03-19 Ian Lance Taylor <iant@google.com>
5963 * descriptors.cc (Descriptors::open): Check that the options are
5964 valid before using them.
5966 2009-03-18 Ian Lance Taylor <iant@google.com>
5968 * script-sections.h: Include <list>.
5969 (class Script_sections): Change Sections_elements from std::vector
5970 to std::list. Typedef public Elements_iterator. Add
5971 orphan_section_placement_, data_segment_align_start_, and
5972 saw_data_segment_align_ fields. Remove data_segment_align_index_
5974 * script-sections.cc (class Orphan_section_placement): New class.
5975 (class Sections_element): Add virtual functions is_relro and
5976 orphan_section_init. Remove virtual function place_orphan_here.
5977 (class Output_section_definition): Add is_relro and
5978 orphan_section_init. Remove place_orphan_here.
5979 (class Orphan_output_section): Likewise.
5980 (Script_sections::Script_sections): Update for field changes.
5981 (Script_sections::data_segment_align): Set saw_data_segment_align_
5982 and data_segment_align_start_, not data_segment_align_index.
5983 (Script_sections::data_segment_relro_end): Check
5984 saw_data_segment_align_. Use data_segment_align_start_ rather
5985 than data_segment_align_index_.
5986 (Script_sections::place_orphan): Rewrite to use
5987 Orphan_section_placement.
5989 2009-03-17 Ian Lance Taylor <iant@google.com>
5991 * archive.cc (Archive::add_symbols): Check for a version attached
5992 to the symbol name in the archive map.
5993 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5994 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5995 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5996 (ver_test_11.a): New target.
5997 * testsuite/Makefile.in: Rebuild.
5999 * configure.ac: Check for chsize and posix_fallocate. Replace
6001 * ftruncate.c: New file, from gnulib.
6002 * output.cc (posix_fallocate): Define dummy version if not
6003 HAVE_POSIX_FALLOCATE.
6004 (Output_file::map): Call posix_fallocate rather than lseek and
6006 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6007 * configure, Makefile.in, config.in: Rebuild.
6009 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6011 * layout.h (Layout::create_note): Add section_name parameter.
6012 * layout.cc (Layout::create_note): Likewise.
6013 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6015 2009-03-17 Ian Lance Taylor <iant@google.com>
6017 * descriptors.cc: Include "options.h".
6018 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6019 (Descriptors::open): Always use O_CLOEXEC when opening a new
6020 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6021 then set FD_CLOEXEC.
6023 * sparc.cc (class Target_sparc): Add has_got_section.
6024 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6025 make sure we have a GOT section.
6027 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6028 (Target_sparc::Scan::local): Likewise.
6029 (Target_sparc::Scan::global): Likewise.
6030 (Target_sparc::Relocate::relocate): Likewise.
6031 (Target_sparc::Relocate::relocate_tls): Likewise.
6033 * symtab.cc (Symbol_table::define_default_version): New function,
6034 broken out of add_from_object.
6035 (Symbol_table::add_from_object): Call define_default_version.
6036 (Symbol_table::define_special_symbol): Add resolve_oldsym
6037 parameter. Change all callers. If the version for a symbol comes
6038 from a version script, resolve it with the symbol with the same
6039 name with no version. Also add the symbol without a version if
6041 (do_define_in_output_data): If resolving with oldsym, don't delete
6043 (do_define_in_output_segment): Likewise.
6044 (do_define_as_constant): Likewise.
6045 * symtab.h (class Symbol_table): Update declarations.
6047 2009-03-13 Ian Lance Taylor <iant@google.com>
6049 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6050 (Read_symbols::requeue): New function.
6051 (Read_symbols::do_read_symbols): If make_elf_object fails because
6052 the target type is not configured, and the file was searched for,
6053 issue a warning and retry with the next directory.
6054 (Add_symbols::run): If the file has an incompatible format, and
6055 it was searched for, requeue the Read_symbols task. On error,
6057 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6058 dirindex parameter to constructor. Change all callers. Declare
6059 incompatible_warning and requeue.
6060 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6061 input_argument_ and input_group_ fields. Add them to
6062 constructor. Change all callers.
6063 (class Read_script): Add dirindex_ field. Add it to constructor.
6065 * archive.cc (Archive::setup): Remove input_objects parameter.
6067 (Archive::get_file_and_offset): Likewise.
6068 (Archive::read_all_symbols): Likewise.
6069 (Archive::read_symbols): Likewise.
6070 (Archive::get_elf_object_for_member): Remove input_objects
6071 parameter. Add punconfigured parameter. Change all callers.
6072 (Archive::add_symbols): Change return type to bool. Check return
6073 value of include_member.
6074 (Archive::include_all_members): Likewise.
6075 (Archive::include_member): Change return type to bool. Return
6076 false if first included object has incompatible target. Set
6077 included_member_ field.
6078 (Add_archive_symbols::run): If add_symbols returns false, requeue
6080 * archive.h (class Archive): Add included_member_ field.
6081 Initialize it in constructor. Add input_file and searched_for
6082 methods. Update declarations.
6083 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6084 input_argument_ fields. Add them to constructor. Change all
6086 * script.cc: Include "target-select.h".
6087 (class Parser_closure): Add skip_on_incompatible_target_ and
6088 found_incompatible_target_ fields. Add
6089 skip_on_incompatible_target parameter to constructor. Change all
6090 callers. Add methods skip_on_incompatible_target,
6091 clear_skip_on_incompatible_target, found_incompatible_target, and
6092 set_found_incompatible_target.
6093 (read_input_script): Add dirindex parameter. Change all callers.
6094 If parser finds an incompatible target, requeue Read_symbols
6096 (script_set_symbol): Clear skip_on_incompatible_target in
6098 (script_add_assertion, script_parse_option): Likewise.
6099 (script_start_sections, script_add_phdr): Likewise.
6100 (script_check_output_format): New function.
6101 * script.h (read_input_script): Update declaration.
6102 * script-c.h (script_check_output_format): Declare.
6103 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6104 (ignore_cmd): Remove OUTPUT_FORMAT.
6105 * fileread.cc (Input_file::Input_file): Add explicit this.
6106 (Input_file::will_search_for): New function.
6107 (Input_file::open): Add pindex parameter. Change all callers.
6108 * fileread.h (class Input_file): Add input_file_argument method.
6109 Declare will_search_for. Update declarations.
6110 * object.cc (make_elf_object): Add punconfigured parameter.
6112 * object.h (class Object): Make input_file public. Add
6113 searched_for method.
6114 (make_elf_object): Update declaration.
6115 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6117 * dirsearch.h (class Dirsearch): Update declaration.
6118 * options.h (class General_options): Add --warn-search-mismatch.
6119 * parameters.cc (Parameters::is_compatible_target): New function.
6120 * parameters.h (class Parameters): Declare is_compatible_target.
6121 * workqueue.cc (Workqueue::add_blocker): New function.
6122 * workqueue.h (class Workqueue): Declare add_blocker.
6124 * fileread.cc (Input_file::open): Remove options parameter.
6126 (Input_file::open_binary): Likewise.
6127 * script.cc (read_input_script): Likewise.
6128 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6129 options parameter from constructor. Change all callers.
6130 (class Read_script): Likewise.
6131 * fileread.h (class Input_file): Update declarations.
6132 * script.h (read_input_script): Update declaration.
6134 2009-03-10 Nick Clifton <nickc@redhat.com>
6136 * po/es.po: New Spanish translation.
6138 2009-03-06 Cary Coutant <ccoutant@google.com>
6140 * options.cc (parse_short_option): Keep dash_z from registering itself.
6142 2009-03-03 Ian Lance Taylor <iant@google.com>
6145 * target-reloc.h (relocate_section): Pass output_section to
6147 * i386.cc (Target_i386::should_apply_static_reloc): Add
6148 output_section parameter. Change all callers.
6149 (Target_i386::Relocate::relocate): Add output_section parameter.
6150 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6151 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6152 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6153 * testsuite/two_file_shared.sh: New script.
6154 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6155 (check_DATA): Add two_file_shared.dbg.
6156 (two_file_shared.dbg): New target.
6157 * testsuite/Makefile.in: Rebuild.
6159 2009-03-01 Ian Lance Taylor <iant@google.com>
6161 * configure.ac: Check for byteswap.h.
6162 * configure: Rebuild.
6163 * config.in: Rebuild.
6165 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6167 * layout.cc (Layout::find_or_add_kept_section): New function.
6168 (Layout::add_comdat): Removed.
6169 * layout.h (struct Kept_section): Move out of class Layout.
6170 Remove trailing underscores from field names. Add group_sections
6171 field. Rename group_ field to is_group. Change all uses.
6172 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6173 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6174 comdat_groups_ field.
6175 (Sized_relobj::include_section_group): Use
6176 find_or_add_kept_section and Kept_section::group_sections.
6177 (Sized_relobj::include_linkonce_section): Likewise.
6178 * object.cc (class Sized_relobj): Don't define Comdat_group or
6179 Comdat_group_table. Remove find_comdat_group and
6180 add_comdat_group. Remove comdat_groups_ field.
6181 * plugin.cc (include_comdat_group): Use
6182 Layout::find_or_add_kept_section.
6184 2009-02-28 Ian Lance Taylor <iant@google.com>
6186 * README: --gc-sections and map files are now supported. Document
6187 some build requirements.
6190 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6191 relocatable link set the value of the section symbol to zero.
6192 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6193 relocatable link don't include the section address in the local
6196 2009-02-27 Ian Lance Taylor <iant@google.com>
6199 * options.h (class Search_directory): Add is_system_directory.
6200 (class General_options): Declare is_in_system_directory.
6201 * options.cc (get_relative_sysroot): Make static.
6202 (get_default_sysroot): Make static.
6203 (General_optoins::is_in_system_directory): New function.
6204 * fileread.cc (Input_file::is_in_system_directory): New function.
6205 * fileread.h (class Input_file): Declare is_in_system_directory.
6206 * object.h (class Object): Add is_in_system_directory.
6207 (class Input_objects): Remove system_library_directory_ field.
6208 * object.cc (Input_objects::add_object): Don't set
6209 system_library_directory_.
6210 (input_objects::found_in_system_library_directory): Remove.
6211 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6212 parameter. Change all callers.
6213 (Symbol_table::sized_write_globals): Likewise.
6214 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6215 Call Object::is_in_system_directory.
6216 * symtab.h (class Symbol_table): Update declarations.
6219 * descriptors.h (Open_descriptor): Add is_on_stack field.
6220 * descriptors.cc (Descriptors::open): If the descriptor is on the
6221 top of the stack, remove it. Initialize is_on_stack field.
6222 (Descriptors::release): Only add pod to stack if it is not on the
6224 (Descriptors::close_some_descriptor): Clear stack_next and
6228 * output.cc (Output_section::find_starting_output_address): Rename
6229 from starting_output_address; add PADDR parameter; change return
6231 * output.h (class Output_section): Declare
6232 find_starting_output_address instead of starting_output_address.
6233 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6234 section symbol for which we can't find a merge section.
6237 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6238 hidden or internal, force the symbol to be local.
6239 * resolve.cc (Symbol::override_visibility): Define.
6240 (Symbol::override_base): Use override_visibility.
6241 (Symbol_table::resolve): Likewise.
6242 (Symbol::override_base_with_special): Likewise.
6243 (Symbol_table::override_with_special): If the visibility is hidden
6244 or internal, force the symbol to be local.
6245 * symtab.h (class Symbol): Add set_visibility and
6246 override_visibility.
6247 * testsuite/ver_test_1.sh: New file.
6248 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6249 (check_DATA): Add ver_test_1.syms.
6250 (ver_test_1.syms): New target.
6251 * testsuite/Makefile.in: Rebuild.
6253 2009-02-25 Cary Coutant <ccoutant@google.com>
6255 * layout.cc (Layout::choose_output_section): Don't rename sections
6256 when using a linker script that has a SECTIONS clause.
6257 * Makefile.in: Regenerate.
6259 * testsuite/Makefile.am (script_test_5.sh): New test case.
6260 * testsuite/Makefile.in: Regenerate.
6261 * testsuite/script_test_5.cc: New file.
6262 * testsuite/script_test_5.sh: New file.
6263 * testsuite/script_test_5.t: New file.
6265 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6267 * archive.cc (Archive::include_member): Update calls to add_symbols.
6268 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6269 the Layout argument.
6270 * dynobj.h (do_add_symbols): Add the Layout argument.
6271 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6273 * object.h (Object::add_symbols): Add the Layout argument.
6274 (Object::do_add_symbols): Add the Layout argument.
6275 (Sized_relobj::do_add_symbols): Add the Layout argument.
6276 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6277 Unify the two versions.
6278 (Add_plugin_symbols): Remove.
6279 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6280 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6281 (Add_plugin_symbols): Remove.
6282 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6283 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6284 (Add_symbols::run): Make it work with Pulginobj.
6286 2009-02-06 Ian Lance Taylor <iant@google.com>
6288 * object.cc (Sized_relobj::do_layout): Make info message start
6289 with lower case letter.
6291 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6293 * binary.cc: Fix file comment.
6295 * options.h (enum Incremental_disposition): Define.
6296 (class General_options): Add new options: --incremental,
6297 --incremental_changed, --incremental_unchanged,
6298 --incremental_unknown. Add incremental_disposition_ and
6299 implicit_incremental_ fields.
6300 (General_options::incremental_disposition): New function.
6301 (class Position_dependent_options): Add incremental_disposition
6303 (Position_dependent_options::copy_from_options): Set incremental
6305 * options.cc (General_options::parse_incremental_changed): New
6307 (General_options::parse_incremental_unchanged): New function.
6308 (General_options::parse_incremental_unknown): New function.
6309 (General_options::General_options): Initialize new fields
6310 incremental_disposition_ and implicit_incremental_.
6311 (General_options::finalize): Check for uasge of --incremental-*
6312 without --incremental.
6314 2009-02-06 Chris Demetriou <cgd@google.com>
6316 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6317 pointer and to report location as the file name associated with
6319 (gold_undefined_symbol_at_location): New function to replace the
6320 old gold_undefined_symbol functionality.
6321 * target-reloc.h (relocate_section): Update to use
6322 gold_undefined_symbol_at_location.
6323 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6324 Call gold_undefined_symbol function rather than gold_error.
6325 * errors.h (Errors::undefined_symbol): Take location as a
6326 string, rather than calculating it from a relocation.
6327 * errors.cc (Errors::fatal): Print "fatal error:" before the
6329 (Errors::error, Errors::error_at_location): Print "error: "
6330 before the formatted message.
6331 (Errors::undefined_symbol): Take location as a string, rather
6332 than calculating it from a relocation.
6333 (gold_undefined_symbol_at_location): New function akin to
6334 old gold_undefined_symbol, calculates location from relocation.
6335 (gold_undefined_symbol): Change to take only a Symbol pointer
6336 and to report location as the file name associated with the symbol.
6337 * testsuite/debug_msg.sh: Update for changed error messages.
6338 * testsuite/undef_symbol.sh: Likewise.
6340 2009-02-04 Duncan Sands <baldrick@free.fr>
6343 * reduced_debug_output.h
6344 (Output_reduced_debug_abbrev_section::failed): Use format for
6346 (Output_reduced_debug_info_section::faild): Likewise.
6348 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6350 * script.cc (Lazy_demangler): New class.
6351 (Version_script_info::get_symbol_version_helper): Demangle a
6354 2009-01-29 Cary Coutant <ccoutant@google.com>
6356 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6358 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6360 2009-01-28 Ian Lance Taylor <iant@google.com>
6362 * version.cc (version_string): Bump to 1.9.
6364 * gold.h: Include <cstring> and <stdint.h>.
6365 * version.cc: Include <cstdio>.
6366 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6368 * reduced_debug_output.cc (insert_into_vector): Rename from
6369 Insert_into_vector; change all callers. Use Swap_unaligned to
6370 avoid aliasing issue; remove union since it is unnecessary.
6372 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6374 * Makefile.am (CCFILES): Add gc.cc.
6376 * Makefile.in: Regenerate.
6377 * gold.cc (Gc_runner): New class.
6378 (queue_initial_tasks): Call garbage collection related tasks
6379 when corresponding options are invoked.
6380 (queue_middle_gc_tasks): New function.
6381 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6382 processed early before laying out sections during garbage collection.
6383 * gold.h (queue_middle_gc_tasks): New function.
6384 (is_prefix_of): Move from "layout.cc".
6385 * i386.cc (Target_i386::gc_process_relocs): New function.
6386 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6387 * main.cc (main): Create object of class "Garbage_collection".
6388 * object.cc (Relobj::copy_symbols_data): New function.
6389 (Relobj::is_section_name_included): New function.
6390 (Sized_relobj::do_layout): Allow this function to be called twice
6391 during garbage collection and defer layout of section during the
6393 * object.h (Relobj::get_symbols_data): New function.
6394 (Relobj::is_section_name_included): New function.
6395 (Relobj::copy_symbols_data): New function.
6396 (Relobj::set_symbols_data): New function.
6397 (Relobj::get_relocs_data): New function.
6398 (Relobj::set_relocs_data): New function.
6399 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6400 (Relobj::gc_process_relocs): New function.
6401 (Relobj::do_gc_process_relocs): New pure virtual function.
6402 (Relobj::sd_): New data member.
6403 (Sized_relobj::is_output_section_offset_invalid): New function.
6404 (Sized_relobj::do_gc_process_relocs): New function.
6405 * options.h (General_options::gc_sections): Modify to not be a no-op.
6406 (General_options::print_gc_sections): New option.
6407 * plugin.cc (Plugin_finish::run): Remove function call to
6408 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6409 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6410 * reloc.cc (Read_relocs::run): Add task to process relocs and
6411 determine unreferenced sections when doing garbage collection.
6412 (Gc_process_relocs): New class.
6413 (Sized_relobj::do_gc_process_relocs): New function.
6414 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6415 sections that are garbage collected.
6416 * reloc.h (Gc_process_relocs): New class.
6417 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6418 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6419 symbols whose corresponding sections are garbage collected.
6420 (Symbol_table::Symbol_table): Add new parameter for the garbage
6422 (Symbol_table::gc_mark_undef_symbols): New function.
6423 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6424 (Symbol_table::gc_mark_dyn_syms): New function.
6425 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6427 (Symbol_table::add_from_object): Likewise.
6428 (Symbol_table::add_from_relobj): When building shared objects, do not
6429 treat externally visible symbols as garbage.
6430 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6431 table information for static and relocatable links.
6432 * symtab.h (Symbol_table::set_gc): New function.
6433 (Symbol_table::gc): New function.
6434 (Symbol_table::gc_mark_undef_symbols): New function.
6435 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6436 (Symbol_table::gc_mark_dyn_syms): New function.
6437 (Symbol_table::gc_): New data member.
6438 * target.h (Sized_target::gc_process_relocs): New pure virtual
6440 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6441 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6443 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6445 * options.h (General_options::gc_sections): Define as a no-op for now.
6446 (General_options::no_keep_memory): Ditto.
6447 (General_options::Bshareable): Define.
6448 * options.cc (General_options::finalize): Honor -Bshareable.
6450 2009-01-20 Andreas Schwab <schwab@suse.de>
6452 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6453 read the value in the contents, since we don't use it. Use the
6454 template endianness when writing.
6455 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6457 2009-01-19 Andreas Schwab <schwab@suse.de>
6459 * configure.tgt (powerpc64-*): Fix targ_obj.
6461 2009-01-15 Ian Lance Taylor <iant@google.com>
6463 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6464 local symbols when stripping all symbols.
6466 2009-01-14 Cary Coutant <ccoutant@google.com>
6468 * output.cc (Output_reloc): Add explicit instantiations.
6470 2009-01-14 Cary Coutant <ccoutant@google.com>
6472 * archive.cc (Archive::get_elf_object_for_member): Remove call
6473 to File_read::claim_for_plugin.
6474 * descriptors.cc (Descriptors::open): Remove reference to
6476 (Descriptors::claim_for_plugin): Remove.
6477 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6478 (Descriptors::is_claimed): Remove.
6479 (claim_descriptor_for_plugin): Remove.
6480 * fileread.cc (File_read::claim_for_plugin): Remove.
6481 * fileread.h (File_read::claim_for_plugin): Remove.
6482 (File_read::descriptor): Reopen descriptor if necessary.
6483 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6484 (Plugin_manager::all_symbols_read): Add task parameter. Change
6486 (Plugin_manager::get_input_file): New function.
6487 (Plugin_manager::release_input_file): New function.
6488 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6489 corresponding data member.
6490 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6491 and pass to base constructor. Change all callers.
6492 (get_input_file, release_input_file): New functions.
6493 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6494 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6495 (Plugin_manager::all_symbols_read): Add task parameter.
6496 (Plugin_manager::get_input_file): New function.
6497 (Plugin_manager::release_input_file): New function.
6498 (Plugin_manager::task_): New data member.
6499 (Pluginobj::Pluginobj): Add filesize parameter.
6500 (Pluginobj::filename): New function.
6501 (Pluginobj::descriptor): New function.
6502 (Pluginobj::filesize): New function.
6503 (Pluginobj::filesize_): New data member.
6504 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6505 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6506 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6508 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6509 with archive libraries.
6510 * testsuite/Makefile.in: Regenerate.
6511 * testsuite/plugin_test.c (struct sym_info): New type.
6512 (get_input_file, release_input_file): New static variables.
6513 (onload): Capture new transfer vector entries.
6514 (claim_file_hook): Stop reading at end of file according to filesize.
6515 Factor out parsing of readelf output into separate function.
6516 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6517 APIs and get the source file name from the symbol table. Convert
6518 source file name to corresponding object file name. Print info
6519 message when adding new input files.
6520 (parse_readelf_line): New function.
6521 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6522 * testsuite/plugin_test_2.sh: Likewise.
6523 * testsuite/plugin_test_3.sh: Likewise.
6524 * testsuite/plugin_test_4.sh: New test case.
6526 2009-01-07 Ian Lance Taylor <iant@google.com>
6528 * version.cc (version_string): Bump to 1.8.
6530 2008-12-23 Cary Coutant <ccoutant@google.com>
6532 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6533 * plugin.cc (Plugin_manager::finish): Rename as
6534 layout_deferred_objects. Move cleanup to separate function.
6535 (Plugin_manager::cleanup): New function.
6536 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6538 * plugin.h (Plugin_manager::finish): Rename as
6539 layout_deferred_objects.
6540 (Plugin_manager::cleanup): New function.
6541 (Plugin_manager::cleanup_done): New field.
6543 2008-12-23 Cary Coutant <ccoutant@google.com>
6545 * plugin.cc (is_visible_from_outside): New function.
6546 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6547 so we don't return "IR only" status for exported symbols or -r links.
6549 * testsuite/Makefile.am (plugin_test_3): New test case.
6550 * testsuite/Makefile.in: Regenerate.
6551 * testsuite/plugin_test_3.sh: New file.
6553 2008-12-22 Cary Coutant <ccoutant@google.com>
6555 * object.cc (Sized_relobj::layout_section): New function.
6556 (Sized_relobj::do_layout): Defer layout of input sections until after
6557 plugin has provided replacement files.
6558 (Sized_relobj::do_layout_deferred_sections): New function.
6559 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6560 (Relobj::layout_deferred_sections): New function.
6561 (Relobj::do_layout_deferred_sections): New function.
6562 (Sized_relobj::do_layout_deferred_sections): New function.
6563 (Sized_relobj::layout_section): New function.
6564 (Sized_relobj::Deferred_layout): New structure.
6565 (Sized_relobj::deferred_layout_): New field.
6566 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6567 Change all callers. Layout deferred sections.
6568 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6570 (Plugin_hook::run): Move code from do_plugin_hook inline.
6571 (Plugin_hook::do_plugin_hook): Remove.
6572 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6573 (Plugin_manager::finish): Renamed, was cleanup.
6574 (Plugin_manager::should_defer_layout): New function.
6575 (Plugin_manager::add_deferred_layout_object): New function.
6576 (Plugin_manager::Deferred_layout_list): New type.
6577 (Plugin_manager::deferred_layout_objects_): New field.
6578 (Plugin_hook::do_plugin_hook): Remove.
6580 2008-12-17 Ian Lance Taylor <iant@google.com>
6582 * options.h (class General_options): Add --no case for
6585 2008-12-16 Cary Coutant <ccoutant@google.com>
6587 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6589 (Plugin_manager::claim_file): Create plugin object even if
6590 plugin did not call the add_symbols callback.
6591 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6592 asking for more symbols than were added.
6593 * testsuite/Makefile.am (plugin_test_1): Add test case with
6595 (empty.syms): New target.
6596 * testsuite/Makefile.in: Regenerate.
6597 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6598 message. Don't call add_symbols if no globals.
6599 (all_symbols_read_hook): Don't provide replacement for empty
6602 2008-12-12 Ian Lance Taylor <iant@google.com>
6604 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6605 r_type == 0 for a local symbol with r_sym == 0.
6606 (scan_relocatable_relocs): Pass r_sym to
6607 local_non_section_strategy.
6608 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6611 * configure.ac: Update test for TLS descriptors: they are
6612 supported as of glibc 2.9.
6613 * configure: Rebuild.
6615 2008-12-11 Ian Lance Taylor <iant@google.com>
6618 * target-reloc.h (Default_scan_relocatable_relocs): For each
6619 function, map r_type == 0 to RELOC_DISCARD.
6621 2008-12-10 Cary Coutant <ccoutant@google.com>
6623 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6624 object to override a kept COMDAT group from a plugin object.
6626 2008-12-09 Ian Lance Taylor <iant@google.com>
6629 * yyscript.y (file_cmd): Handle INPUT.
6631 * testsuite/initpri1.c: Change all declarations to be full
6632 prototypes by adding void, to avoid compiler warnings.
6634 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6636 * options.cc (General_options::parse_plugin_opt): New.
6637 (General_options::add_plugin): The argument now is just the filename.
6638 (General_options::add_plugin_option): New.
6639 * options.h (plugin_opt): New.
6640 (add_plugin): Change argument name.
6641 (add_plugin_option): New.
6642 * plugin.cc (Plugin::load): Don't parse the plugin option.
6643 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6644 (Plugin::add_option): New.
6645 (Plugin::args_): Change type.
6646 (Plugin::filename_): New.
6647 (Plugin_manager::add_plugin_option): New.
6648 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6649 * testsuite/Makefile.in: Regenerate.
6651 2008-12-05 Cary Coutant <ccoutant@google.com>
6653 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6654 Handle --strip-lto-sections option.
6655 * options.h (strip_lto_sections): New option.
6657 2008-12-01 Cary Coutant <ccoutant@google.com>
6659 * plugin.cc (ld_plugin_message): Change format parameter to const.
6660 Fix mismatch between new[] and delete.
6662 2008-11-14 Cary Coutant <ccoutant@google.com>
6664 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6667 2008-11-05 Craig Silverstein <csilvers@google.com>
6669 * options.cc (General_options::parse_dynamic_list): New function.
6670 * options.h (General_options): New flags dynamic_list,
6671 dynamic_list_data, dynamic_list_cpp_new, and
6672 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6673 (General_options::in_dynamic_list): New function.
6674 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6675 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6676 (Lex::can_continue_name): Likewise.
6678 (read_script_file): New parameter script_options.
6679 (read_dynamic_list): New function.
6680 (Script_options::define_dynamic_list): New function.
6681 (dynamic_list_keyword_parsecodes): New variable.
6682 (dynamic_list_keywords): New variable.
6683 * script.h (Script_options::define_dynamic_list): New function
6685 (read_dynamic_list): New function prototype.
6686 * symtab.cc (strprefix): New macro.
6687 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6688 dynamic_list_data, dynamic_list_cpp_new, and
6689 dynamic_list_cpp_typeinfo.
6690 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6691 (dynamic_list_expr): New rule.
6692 (dynamic_list_nodes): Likewise.
6693 (dynamic_list_node): Likewise.
6694 * testsuite/Makefile.am (dynamic_list): New test.
6695 * testsuite/Makefile.in: Regenerated.
6696 * testsuite/dynamic_list.t: New file.
6697 * testsuite/dynamic_list.sh: New file.
6699 2008-11-05 Craig Silverstein <csilvers@google.com>
6701 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6702 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6703 (t11_last): Likewise.
6704 * testsuite/ver_test_6.c (main): Likewise.
6706 2008-10-07 Cary Coutant <ccoutant@google.com>
6708 * options.c (General_options::finalize): Add check for -static and
6710 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6713 2008-10-02 Cary Coutant <ccoutant@google.com>
6715 * plugin.cc (make_sized_plugin_object): Fix conditional
6716 compilation to work when not all targets are enabled.
6718 2008-09-29 Cary Coutant <ccoutant@google.com>
6720 * archive.cc (Archive::get_file_and_offset): Use filename instead
6721 of name to get library path.
6722 (Archive::include_member): Unlock external member of a thin archive.
6724 * testsuite/Makefile.am (TEST_AR): New variable.
6725 (thin_archive_test_1): New test.
6726 (thin_archive_test_2): New test.
6727 * testsuite/Makefile.in: Regenerate.
6728 * testsuite/thin_archive_main.cc: New file.
6729 * testsuite/thin_archive_test_1.cc: New file.
6730 * testsuite/thin_archive_test_2.cc: New file.
6731 * testsuite/thin_archive_test_3.cc: New file.
6732 * testsuite/thin_archive_test_4.cc: New file.
6734 2008-09-29 Cary Coutant <ccoutant@google.com>
6736 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6737 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6739 (Sized_relobj::do_finalize_local_symbols): Likewise.
6740 (Sized_relobj::map_to_kept_section): Likewise.
6741 * object.h (Sized_relobj::invalid_address): New constant.
6742 (Sized_relobj::do_output_section_offset): Check for invalid_address
6744 * output.cc (Output_reloc::local_section_offset): Use constant
6745 invalid_address instead of -1U.
6746 (Output_reloc::get_address): Likewise.
6747 (Output_section::output_address): Change -1U to -1ULL.
6748 * output.h (Output_reloc::invalid_address): New constant.
6749 * reloc.cc (Sized_relobj::write_sections): Use constant
6750 invalid_address instead of -1U.
6751 (Sized_relobj::relocate_sections): Likewise.
6752 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6753 values for merge sections.
6754 * target-reloc.h (relocate_for_relocatable): Use constant
6755 invalid_address instead of -1U.
6757 2008-09-19 Cary Coutant <ccoutant@google.com>
6759 Add plugin functionality for link-time optimization (LTO).
6760 * configure.ac (plugins): Add --enable-plugins option.
6761 * configure: Regenerate.
6762 * config.in: Regenerate.
6763 * Makefile.am (LIBDL): New variable.
6764 (CCFILES): Add plugin.cc.
6765 (HFILES): Add plugin.h.
6766 (ldadd_var): Add LIBDL.
6767 * Makefile.in: Regenerate.
6769 * archive.cc: Include "plugin.h".
6770 (Archive::setup): Don't preread archive symbols when using a plugin.
6771 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6772 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6774 (Archive::include_member): Add symbols from plugin objects.
6775 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6776 * descriptors.cc (Descriptors::open): Check for file descriptors
6777 abandoned by plugins.
6778 (Descriptors::claim_for_plugin): New function.
6779 * descriptors.h (Descriptors::claim_for_plugin): New function.
6780 (Open_descriptor::is_claimed): New field.
6781 (claim_descriptor_for_plugin): New function.
6782 * fileread.cc (File_read::claim_for_plugin): New function.
6783 * fileread.h (File_read::claim_for_plugin): New function.
6784 (File_read::descriptor): New function.
6785 * gold.cc: Include "plugin.h".
6786 (queue_initial_tasks): Add task to call plugin hooks for generating
6788 * main.cc: Include "plugin.h".
6789 (main): Load plugin libraries.
6790 * object.h (Pluginobj): Declare.
6791 (Object::pluginobj): New function.
6792 (Object::do_pluginobj): New function.
6793 (Object::set_target): New function.
6794 * options.cc: Include "plugin.h".
6795 (General_options::parse_plugin): New function.
6796 (General_options::General_options): Initialize plugins_ field.
6797 (General_options::add_plugin): New function.
6798 * options.h (Plugin_manager): Declare.
6799 (General_options): Add --plugin option.
6800 (General_options::has_plugins): New function.
6801 (General_options::plugins): New function.
6802 (General_options::add_plugin): New function.
6803 (General_options::plugins_): New field.
6804 * plugin.cc: New file.
6805 * plugin.h: New file.
6806 * readsyms.cc: Include "plugin.h".
6807 (Read_symbols::do_read_symbols): Check for archive before checking
6808 for ELF file. Call plugin hooks to claim files.
6809 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6810 from a real object file; force override when processing replacement
6812 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6813 (Symbol::init_base_object): Likewise.
6814 (Symbol::init_base_output_data): Likewise.
6815 (Symbol::init_base_output_segment): Likewise.
6816 (Symbol::init_base_constant): Likewise.
6817 (Symbol::init_base_undefined): Likewise.
6818 (Symbol::output_section): Assert that object is not a plugin.
6819 (Symbol_table::add_from_pluginobj): New function.
6820 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6822 (Symbol_table::sized_write_globals): Likewise.
6823 (Symbol_table::add_from_pluginobj): Instantiate template.
6824 * symtab.h (Sized_pluginobj): Declare.
6825 (Symbol::in_real_elf): New function.
6826 (Symbol::set_in_real_elf): New function.
6827 (Symbol::in_real_elf_): New field.
6828 (Symbol_table::add_from_pluginobj): New function.
6830 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6831 (LIBDL): New variable.
6833 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6834 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6835 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6836 (MOSTLYCLEANFILES): Likewise.
6837 * testsuite/Makefile.in: Regenerate.
6838 * testsuite/plugin_test.c: New file.
6839 * testsuite/plugin_test_1.sh: New file.
6840 * testsuite/plugin_test_2.sh: New file.
6842 2008-09-16 Ian Lance Taylor <iant@google.com>
6844 * target-reloc.h (relocate_section): Check whether a symbol is
6845 defined by the ABI before reporting an undefined symbol error.
6846 * target.h (Target::is_defined_by_abi): Make parameter const.
6847 (Target::do_is_defined_by_abi): Likewise.
6848 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6849 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6850 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6851 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6852 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6853 * testsuite/Makefile.in: Rebuild.
6855 * fileread.cc (make_view): Add casts to avoid warning.
6857 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6859 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6860 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6862 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6864 * options.h (General_options::output_is_executable): New.
6865 (General_options::output_is_pie): New.
6866 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6867 for shared libraries.
6868 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6870 2008-09-11 Chris Demetriou <cgd@google.com>
6872 * options.h (origin): New -z option.
6873 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6874 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6877 2008-09-05 Cary Coutant <ccoutant@google.com>
6879 * fileread.cc (File_read::make_view): Add check for attempt to map
6882 2008-09-05 Cary Coutant <ccoutant@google.com>
6884 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6885 explicit instantiations.
6887 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6890 * options.cc (General_options::finalize): Allow undefined symbols
6891 in shlibs if linking -shared.
6894 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6895 symbols as not needing a dynsym entry.
6897 2008-08-20 Craig Silverstein <csilvers@google.com>
6899 * fileread.cc (File_read::open): Do not lock the file unless it
6900 was successfully opened.
6902 2008-08-14 Cary Coutant <ccoutant@google.com>
6904 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6905 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6906 * testsuite/tls_test.cc (struct int128): 128-bit struct
6907 for testing TLS relocs with non-zero addend.
6908 (v12): New TLS variable.
6910 (t_last): Add check for v12.
6911 * testsuite/tls_test.h (t12): New function.
6912 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6914 2008-08-13 Ian Lance Taylor <iant@google.com>
6916 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6917 set tls_segment_ or relro_segment_.
6918 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6920 * output.h (Output_section::clear_is_relro): New function.
6921 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6922 sections specially even when output_data_ is empty.
6923 (Output_segment::maximum_alignment): When first section is relro,
6924 only force alignment for PT_LOAD segments.
6925 * script.cc (script_data_segment_align): New function.
6926 (script_data_segment_relro_end): New function.
6927 * script-c.h (script_data_segment_align): Declare.
6928 (script_data_segment_relro_end): Declare.
6929 * script-sections.h (class Script_sections): Declare
6930 data_segment_align and data_segment_relro_end. Add fields
6931 segment_align_index_ and saw_relro_end_.
6932 * script-sections.cc (class Sections_element): Add set_is_relro
6933 virtual function. Add new bool* parameter to place_orphan_here.
6934 Add get_output_section virtual function.
6935 (class Output_section_definition): Add set_is_relro. Add new
6936 bool* parameter to place_orphan_here. Add get_output_section.
6937 Add is_relro_ field.
6938 (Output_section_definition::Output_section_definition): Initialize
6939 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6940 and is_relro_ fields.
6941 (Output_section_definition::place_orphan_here): Add is_relro
6943 (Output_section_definition::set_section_addresses): Set relro for
6945 (Output_section_definition::alternate_constraint): Likewise.
6946 (class Orphan_output_section): Add new bool* parameter to
6947 place_orphan_here. Add get_output_section.
6948 (Orphan_output_section::place_orphan_here): Add is_relro
6950 (Script_sections::Script_sections): Initialize
6951 data_segment_align_index_ and saw_relro_end_.
6952 (Script_sections::data_segment_align): New function.
6953 (Script_sections::data_segment_relro_end): New function.
6954 (Script_sections::place_orphan): Set or clear is_relro.
6955 (Script_sections::set_section_addresses): Force alignment of first
6957 * yyscript.y (exp): Call script_data_segment_align and
6958 script_data_segment_relro_end.
6959 * testsuite/relro_script_test.t: New file.
6960 * testsuite/relro_test.cc (using_script): Declare.
6961 (t1, t2): Test using_script.
6962 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6963 (relro_script_test_SOURCES): Define.
6964 (relro_script_test_DEPENDENCIES): Define.
6965 (relro_script_test_LDFLAGS): Define.
6966 (relro_script_test_LDADD): Define.
6967 (relro_script_test.so): New target.
6968 * testsuite/Makefile.in: Rebuild.
6970 2008-08-06 Cary Coutant <ccoutant@google.com>
6972 * archive.cc (Archive::total_archives, Archive::total_members)
6973 (Archive::total_members_loaded): New variables.
6974 (Archive::setup): Add parameter. Add option to preread
6976 (Archive::read_armap): Add counter.
6977 (Archive::get_file_and_offset): New function.
6978 (Archive::get_elf_object_for_member): New function.
6979 (Archive::read_all_symbols): New function.
6980 (Archive::read_symbols): New function.
6981 (Archive::add_symbols): Add counters.
6982 (Archive::include_all_members): Use armap to find members if it's
6984 (Archive::include_member): Skip reading symbols if already read.
6985 Factored code into Archive::get_file_and_offset and
6986 Archive::get_elf_object_for_member. Changed call to
6987 Mapfile::report_include_archive_member.
6988 (Archive::print_stats): New function.
6989 * archive.h: Declare Object and Read_symbols_data classes.
6990 (Archive::Archive): Add initializers for new members.
6991 (Archive::setup): Add parameter.
6992 (Archive::print_stats): New function.
6993 (Archive::total_archives, Archive::total_members)
6994 (Archive::total_members_loaded): New variables.
6995 (Archive::get_file_and_offset): New function.
6996 (Archive::get_elf_object_for_member): New function.
6997 (Archive::read_all_symbols): New function.
6998 (Archive::read_symbols): New function.
6999 (Archive::Archive_member): New class.
7000 (Archive::members_): New member.
7001 (Archive::num_members_): New member.
7002 * main.cc: Include archive.h.
7003 (main): Call Archive::print_stats.
7004 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7005 archive parameter; member_name is now the fully-decorated name.
7006 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7007 * options.h: (General_options): Add --preread-archive-symbols option.
7008 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7011 2008-08-04 Ian Lance Taylor <iant@google.com>
7013 * symtab.h (Symbol::use_plt_offset): New function.
7014 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7015 * powerpc.cc (Relocate::relocate): Likewise.
7016 * sparc.cc (Relocate::relocate): Likewise.
7017 * x86_64.cc (Relocate::relocate): Likewise.
7018 * testsuite/weak_plt.sh: New test.
7019 * testsuite/weak_plt_main.cc: New test.
7020 * testsuite/weak_plt_shared.cc: New test.
7021 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7022 (check_PROGRAMS): Add weak_plt.
7023 (check_DATA): Add weak_plt_shared.so.
7024 (weak_plt_main_pic.o, weak_plt): New targets.
7025 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7026 * testsuite/Makefile.in: Rebuild.
7028 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7030 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7031 * testsuite/Makefile.in: Rebuild.
7033 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7035 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7036 * Makefile.in: Regenerate.
7037 * po/POTFILES.in: Regenerate.
7039 2008-07-29 Ian Lance Taylor <iant@google.com>
7041 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7042 symbols before other symbols.
7043 * testsuite/script_test_2.cc (test_addr): Declare.
7044 (test_addr_alias): Declare.
7045 (main): Check that test_addr and test_addr_alias have the right
7047 * testsuite/script_test_2.t: Define test_addr_alias and
7050 2008-07-24 Ian Lance Taylor <iant@google.com>
7053 * descriptors.cc: New file.
7054 * descriptors.h: New file.
7055 * gold-threads.h (class Hold_optional_lock): New class.
7056 * fileread.cc: Include "descriptors.h".
7057 (File_read::~File_read): Release descriptor rather than closing
7059 (File_read::open) [file]: Call open_descriptor rather than open.
7060 Set is_descriptor_opened_.
7061 (File_read::open) [memory]: Assert that descriptor is not open.
7062 (File_read::reopen_descriptor): New function.
7063 (File_read::release): Release descriptor.
7064 (File_read::do_read): Make non-const. Reopen descriptor.
7065 (File_read::read): Make non-const.
7066 (File_read::make_view): Reopen descriptor.
7067 (File_read::do_readv): Likewise.
7068 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7069 Update declarations.
7070 * layout.cc: Include "descriptors.h".
7071 (Layout::create_build_id): Use open_descriptor rather than open.
7072 * output.cc: Include "descriptors.h".
7073 (Output_file::open): Use open_descriptor rather than open.
7074 * archive.cc (Archive::const_iterator): Change Archive to be
7076 (Archive::begin, Archive::end): Make non-const.
7077 (Archive::count_members): Likewise.
7078 * archive.h (class Archive): Update declarations.
7079 * object.h (Object::read): Make non-const.
7080 * Makefile.am (CCFILES): Add descriptors.cc.
7081 (HFILES): Add descriptors.h.
7082 * Makefile.in: Rebuild.
7085 * gold.h: Always include <clocale>. Add Solaris workarounds
7086 following code in binutils/sysdep.h.
7089 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7090 this->eh_frame_hdr_ is NULL before using it.
7092 * dynobj.cc (Versions::Versions): Update comment.
7094 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7095 the base version name.
7097 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7098 array size plus one.
7099 (Stringpool_template::set_string_offsets): Subtract one from key
7100 before using it as an array index.
7101 (Stringpool_template::get_offset_with_length): Likewise.
7102 (Stringpool_template::write_to_buffer): Likewise.
7103 * stringpool.h (Stringpool_template::get_offset_from_key):
7106 2008-07-23 Ian Lance Taylor <iant@google.com>
7109 * object.h (Merged_symbol_value::value): Do our best to handle a
7113 * script.cc (Version_script_info::get_versions): Don't add empty
7114 version tag to return value.
7115 (Version_script_info::get_symbol_version_helper): Change return
7116 type to bool. Add pversion parameter. Change all callers.
7117 (script_register_vers_node): Don't require a non-NULL tag.
7118 * script.h (class Version_script_info): Update declarations.
7119 (Version_script_info::get_symbol_version): Change return type to
7120 bool. Add version parameter. Change all callers.
7121 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7122 handling. Handle an empty version from a version script.
7123 (Symbol_table::define_special_symbol): Likewise.
7124 * testsuite/ver_test_10.script: New file.
7125 * testsuite/ver_test_10.sh: New file.
7126 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7127 (check_DATA): Add ver_test_10.syms.
7128 (ver_test_10.syms, ver_test_10.so): New target.
7129 * testsuite/Makefile.in: Rebuild.
7131 2008-07-23 Simon Baldwin <simonb@google.com>
7133 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7134 to zero for undefined symbols from dynamic libraries.
7136 2008-07-23 Ian Lance Taylor <iant@google.com>
7138 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7140 * symtab.h (class Symbol_table): Update declaration.
7141 * testsuite/ver_test_9.cc: New file.
7142 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7143 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7144 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7145 (ver_test_9.so, ver_test_9.o): New targets.
7146 * testsuite/Makefile.in: Rebuild.
7148 2008-07-22 Ian Lance Taylor <iant@google.com>
7150 * options.h (class General_options): Define --check-sections.
7151 * layout.cc (Layout::set_segment_offsets): Handle
7154 * options.h (class General_options): Define -n/--nmagic and
7156 * options.cc (General_options::finalize): For -n/--nmagic or
7157 -N/--omagic, set -static.
7158 * layout.cc (Layout::attach_allocated_section_to_segment): If
7159 -N/--omagic, don't put read-only and read-write sections in
7161 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7162 finding a read-only segment.
7163 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7164 don't set the minimum segment alignment to the common page size,
7165 and don't set the file offset to the address modulo the page size.
7166 * script-sections.cc (Script_sections::create_segments): If
7167 -n/--omagic, don't put read-only and read-write sections in
7170 * cref.cc: New file.
7172 * options.h (class General_options): Add --print-symbol-counts.
7173 * main.cc (main): Issue defined symbol report if requested.
7174 * archive.cc (Archive::interpret_header): Make into a const member
7176 (Archive::add_symbols): Call Input_objects::archive_start and
7178 (Archive::const_iterator): Define new class.
7179 (Archive::begin, Archive::end): New functions.
7180 (Archive::include_all_members): Rewrite to use iterator.
7181 (Archive::count_members): New function.
7182 * archive.h (class Archive): Update declarations.
7183 (Archive::filename): New function.
7184 * object.cc: Include "cref.h".
7185 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7186 (Sized_relobj::do_get_global_symbol_counts): New function.
7187 (Input_objects::add_object): Add object to cross-referencer.
7188 (Input_objects::archive_start): New function.
7189 (Input_objects::archive_stop): New function.
7190 (Input_objects::print_symbol_counts): New function.
7191 * object.h: Declare Cref and Archive.
7192 (Object::get_global_symbol_counts): New function.
7193 (Object::do_get_global_symbol_counts): New pure virtual function.
7194 (class Sized_relobj): Add defined_count_ field. Update
7196 (class Input_objects): Add cref_ field. Update constructor.
7197 Update declarations.
7198 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7200 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7202 (Sized_dynobj::do_get_global_symbol_counts): New function.
7203 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7204 defined_count_. Update declarations. Define Symbols typedef.
7205 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7206 parameter. Change all callers.
7207 (Symbol_table::add_from_dynobj): Add sympointers and defined
7208 parameters. Change all callers.
7209 * symtab.h (class Symbol_table): Update declarations.
7210 * Makefile.am (CCFILES): Add cref.cc.
7211 (HFILES): Add cref.h.
7212 * Makefile.in: Rebuild.
7214 2008-07-22 Simon Baldwin <simonb@google.com>
7216 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7217 to zero when writing undefined symbols.
7219 2008-07-22 Ian Lance Taylor <iant@google.com>
7221 * output.cc (Output_section::add_input_section): Don't try to
7222 merge empty merge sections.
7224 2008-07-21 Craig Silverstein <csilvers@google.com>
7226 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7227 Include symbol version in error message.
7229 2008-07-20 Chris Demetriou <cgd@google.com>
7231 * configure.ac (gold_cv_c_random_seed): New configured variable.
7232 (RANDOM_SEED_CFLAGS): New substituted variable.
7233 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7234 * configure: Rebuild.
7235 * Makefile.in: Likewise.
7236 * testsuite/Makefile.in: Likewise.
7238 2008-07-18 Ian Lance Taylor <iant@google.com>
7240 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7241 where we see NAME/NULL and NAME/VERSION as separate symbols.
7242 * testsuite/ver_test_main.cc (main): Call t4.
7243 (t4, t4_2a): Define.
7244 * testsuite/ver_test_2.cc (t4_2): Define.
7245 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7246 * testsuite/ver_test_4.cc (t4_2a): Define.
7247 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7248 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7250 2008-07-17 Ian Lance Taylor <iant@google.com>
7252 * dynobj.cc (Versions::add_def): If we give an error about a
7253 missing version, go ahead and create the version anyhow.
7255 2008-07-10 Ian Lance Taylor <iant@google.com>
7257 Handle output sections with more than 0x7fffffff bytes.
7258 * object.h (class Relobj): Change map_to_output_ to
7259 output_sections_, and just keep a section pointer. Change all
7260 uses. Move comdat group support to Sized_relobj.
7261 (Relobj::is_section_specially_mapped): Remove.
7262 (Relobj::output_section): Remove poff parameter. Change all
7264 (Relobj::output_section_offset): New function.
7265 (Relobj::set_section_offset): Rewrite.
7266 (Relobj::map_to_output): Remove.
7267 (Relobj::output_sections): New function.
7268 (Relobj::do_output_section_offset): New pure virtual function.
7269 (Relobj::do_set_section_offset): Likewise.
7270 (class Sized_relobj): Add section_offsets_ field. Add comdat
7271 group support from Relobj. Update declarations.
7272 (Sized_relobj::get_output_section_offset): New function.
7273 (Sized_relobj::do_output_section_offset): New function.
7274 (Sized_relobj::do_set_section_offset): New function.
7275 * object.cc (Relobj::output_section_address): Remove.
7276 (Sized_relobj::Sized_relobj): Initialize new fields.
7277 (Sized_relobj::include_section_group): Cast find_kept_object to
7279 (Sized_relobj::include_linkonce_section): Likewise.
7280 (Sized_relobj::do_layout): Use separate arrays for output section
7282 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7284 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7285 output_sections and section_offsets.
7286 (Sized_relobj::write_local_symbols): Likewise.
7287 (map_to_kept_section): Compute output address directly.
7288 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7289 output_sections and section_offsets.
7290 (Sized_relobj::write_sections): Likewise.
7291 (Sized_relobj::relocate_sections): Likewise.
7292 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7293 * output.h (class Output_reloc): Update declarations. Change
7294 u2_.relobj to Sized_relobj*.
7295 (class Output_data_reloc): Change add functions to use
7297 * output.cc (Output_reloc::Output_reloc): Change relobj to
7299 (Output_reloc::local_section_offset): Change return type to
7300 Elf_Addr. Use get_output_section_offset.
7301 (Output_reloc::get_address): Likewise.
7302 (Output_section::is_input_address_mapped): Don't call
7303 is_section_specially_mapped.
7304 (Output_section::output_offset): Likewise.
7305 (Output_section::output_address): Likewise.
7306 (Output_section::starting_output_address): Likewise.
7307 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7308 parameter to Sized_relobj*.
7309 (Copy_relocs::need_copy_reloc): Likewise.
7310 (Copy_relocs::save): Likewise.
7311 * copy-relocs.h (class Copy_relocs): Update declarations.
7312 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7313 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7314 * target-reloc.h (relocate_for_relocatable): Change
7315 offset_in_output_section type to Elf_Addr. Change code that uses
7317 * layout.cc (Layout::layout): Always set *off.
7318 * mapfile.cc (Mapfile::print_input_section): Use
7319 output_section_offset.
7320 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7322 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7323 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7324 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7326 2008-07-03 Ian Lance Taylor <iant@google.com>
7328 * layout.cc (Layout::include_section): Do not discard unrecognized
7329 SHT_STRTAB sections.
7331 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7333 * script.cc (Lex::can_continue_name): Make '?' allowable in
7334 version-script names.
7335 * testsuite/version_script.map: Change glob pattern to use '?'
7337 2008-06-30 Manish Singh <yosh@gimp.org>
7340 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7343 2008-06-30 Ian Lance Taylor <iant@google.com>
7347 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7348 versions]: Don't try to read the value in the contents, since we
7349 don't use it. Use the template endianness when writing.
7351 2008-06-25 Cary Coutant <ccoutant@google.com>
7353 * fileread.cc (File_read::make_view): Assert on zero-length view.
7354 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7355 symbol table when there are no symbols to read.
7357 2008-06-23 Craig Silverstein <csilvers@google.com>
7359 * version.cc (version_string): Bump to 1.7
7361 2008-06-18 Craig Silverstein <csilvers@google.com>
7363 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7364 constant 0xFFFF to type Valtype.
7365 (Powerpc_relocate_functions::rel16_ha): Likewise.
7367 2008-06-17 Ian Lance Taylor <iant@google.com>
7369 * output.h (Output_section::Input_section): Initialize p2align_ to
7370 zero for Output_section_data constructors.
7371 (Output_section::Input_section::addralign): If not an input
7372 section, return the alignment of the Output_section_data.
7373 * testsuite/copy_test.cc: New file.
7374 * testsuite/copy_test_1.cc: New file.
7375 * testsuite/copy_test_2.cc: New file.
7376 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7377 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7378 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7379 (copy_test_1_pic.o, copy_test_1.so): New targets.
7380 (copy_test_2_pic.o, copy_test_2.so): New targets.
7381 * testsuite/Makefile.in: Rebuild.
7383 * script-sections.cc (Script_sections::place_orphan): Initialize
7384 local variable exact.
7386 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7388 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7390 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7391 David S. Miller <davem@davemloft.net>
7393 * powerpc.cc: New file.
7394 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7395 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7396 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7397 * Makefile.in: Rebuild.
7399 2008-06-09 Ian Lance Taylor <iant@google.com>
7401 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7403 (throwing, orig_terminate): New static variables.
7404 (terminate_handler): New static function.
7405 (t2): Set terminate handler.
7407 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7410 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7413 2008-05-30 Cary Coutant <ccoutant@google.com>
7415 * archive.cc (Archive::include_all_members) Correct to step
7416 over symbol table and extended name table in thin archives.
7418 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7421 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7424 2008-05-28 Caleb Howe <cshowe@google.com>
7426 * reduced_debug_output.cc: New file.
7427 * reduced_debug_output.h: New file.
7428 * options.h (class General_options): Add --strip-debug-non-line.
7429 * options.cc (General_options::finalize): Add strip_debug_non_line
7430 to the strip heirarchy.
7431 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7433 * layout.cc: Include "reduced_debug_output.h".
7434 (Layout::Layout): Initialize new fields.
7435 (line_only_debug_sections): New static array.
7436 (is_lines_only_debug_sections): New static inline function.
7437 (Layout::include_section): Handle --strip-debug-non-line.
7438 (Layout::make_output_section): If --strip-debug-non-line, build
7439 new output sections for .debug_abbrev and .debug_info.
7440 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7441 gold. Warn about possible overflow.
7442 (read_signed_LEB_128): Likewise.
7443 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7444 (read_signed_LEB_128): Declare.
7445 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7446 (HFILES): Add reduced_debug_output.h.
7447 * Makefile.in: Rebuild.
7449 2008-05-21 Ian Lance Taylor <iant@google.com>
7451 * mapfile.cc: New file.
7452 * mapfile.h: New file.
7453 * options.h (class General_options): Add -M/--print-map and -Map.
7454 * options.cc (General_options::finalize): Make -M equivalent to
7456 * main.cc: Include <cstdio> and "mapfile.h".
7457 (main): Open mapfile if requested.
7458 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7459 constructor. Change caller.
7460 (queue_initial_tasks): Add mapfile parameter. Change caller.
7461 (queue_middle_tasks): Likewise.
7462 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7464 * archive.cc: Include "mapfile.h".
7465 (Archive::add_symbols): Add mapfile parameter. Change all
7466 callers. Pass mapfile, symbol, and reason to include_member.
7467 (Archive::include_all_members): Add mapfile parameter. Change all
7469 (Archive::include_member): Add mapfile, sym, and why parameters.
7470 Change all callers. Report inclusion to map file.
7471 * archive.h: Include "fileread.h".
7472 (class Archive): Update declarations.
7473 (Archive::file): New const method.
7474 (class Add_archive_symbols): Add mapfile_ field. Update
7475 constructor. Change all callers.
7476 * readsyms.h (class Read_symbols): Likewise.
7477 (class Finish_group): Likewise.
7478 (class Read_script): Likewise.
7479 * common.cc: Include "mapfile.h".
7480 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7482 (Symbol_table::do_allocate_commons): Likewise.
7483 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7484 symbol allocation to mapfile.
7485 * common.h (class Allocate_commons_task): Add mapfile_ field.
7486 Update constructor. Change all callers.
7487 * symtab.h (class Symbol_table): Update declarations.
7488 * layout.cc: Include "mapfile.h".
7489 (Layout_task_runner::run): Print information to mapfile.
7490 (Layout::create_gold_note): Change Output_data_fixed_space to
7491 Output_data_zero_fill.
7492 (Layout::create_build_id): Likewise.
7493 (Layout::print_to_mapfile): New function.
7494 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7495 constructor. Change caller.
7496 (class Layout): Declare print_to_mapfile.
7497 * output.cc (Output_section::Input_section::print_to_mapfile): New
7499 (Output_section::add_input_section): If producing a map, always
7500 add to input_sections_ list.
7501 (Output_section::do_print_to_mapfile): New function.
7502 (Output_segment::print_sections_to_mapfile): New function.
7503 (Output_segment::print_section_list_to_mapfile): New function.
7504 * output.h: Include "mapfile.h".
7505 (Output_data::print_to_mapfile): New function.
7506 (Output_data::do_print_to_mapfile): New virtual function.
7507 (Output_segment_headers::do_print_to_mapfile): New function.
7508 (Output_file_header::do_print_to_mapfile): New function.
7509 (Output_data_const::do_print_to_mapfile): New function.
7510 (class Output_data_const_buffer): Add map_name_ field. Update
7511 constructor. Change all callers. Add do_print_to_mapfile
7513 (class Output_data_fixed_space): Likewise.
7514 (class Output_data_space): Likewise.
7515 (class Output_data_zero_fill): New class.
7516 (Output_data_strtab::do_print_to_mapfile): New function.
7517 (Output_data_reloc_base::do_print_to_mapfile): New function.
7518 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7519 (Output_data_group::do_print_to_mapfile): New function.
7520 (Output_data_got::do_print_to_mapfile): New function.
7521 (Output_data_dynamic::do_print_to_mapfile): New function.
7522 (Output_symtab_xindex::do_print_to_mapfile): New function.
7523 (class Output_section): Declare do_print_to_mapflie. Declare
7524 print_to_mapfile in Input_section.
7525 (class Output_segment): Declare new functions.
7526 * object.h (Sized_relobj::symbol_count): New function.
7527 * script-sections.cc
7528 (Output_section_element_dot_assignment::set_section_addresses):
7529 Change Output_data_fixed_space to Output_data_zero_fill.
7530 (Output_data_expression::do_print_to_mapfile): New function.
7531 * script.cc (read_input_script): Add mapfile parameter. Change
7533 * script.h (read_input_script): Update declaration.
7534 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7535 (Eh_frame::do_print_to_mapfile): New function.
7536 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7537 (Output_merge_string::do_print_to_mapfile): New function.
7538 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7540 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7542 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7544 * Makefile.am (CCFILES): Add mapfile.cc.
7545 (HFILES): Add mapfile.h.
7546 * Makefile.in: Rebuild.
7548 2008-05-19 Ian Lance Taylor <iant@google.com>
7550 * options.h (class General_options): Add -z relro.
7551 * layout.cc (Layout::Layout): Initialize relro_segment_.
7552 (Layout::add_output_section_data): Return the output section.
7553 (Layout::make_output_section): Rcognize relro sections and mark
7555 (Layout::attach_allocated_section_to_segment): Put relro sections
7556 in a PT_GNU_RELRO segment.
7557 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7559 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7561 (Layout::linkonce_mapping): Map d.rel.ro.local to
7563 (Layout::output_section_name): Us .data.rel.ro.local for any
7564 section which begins with that.
7565 * layout.h (class Layout): Update add_output_section_data
7566 declaration. Add relro_segment_ field.
7567 * output.cc (Output_section::Output_section): Initialize is_relro_
7568 and is_relro_local_ fields.
7569 (Output_segment::add_output_section): Group relro sections.
7570 (Output_segment::is_first_section_relro): New function.
7571 (Output_segment::maximum_alignment): If there is a relro section,
7572 align the segment to the common page size.
7573 (Output_segment::set_section_addresses): Track whether we are
7574 looking at relro sections. If the last section is a relro
7575 section, align to the common page size.
7576 (Output_segment::set_section_list_addresses): Add in_relro
7577 parameter. Change all callers. Align to the page size when
7578 moving from relro to non-relro section.
7579 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7581 * output.h (class Output_section): Add is_relro_ and
7582 is_relro_local_ fields.
7583 (Output_section::is_relro): New function.
7584 (Output_section::set_is_relro): New function.
7585 (Output_section::is_relro_local): New function.
7586 (Output_section::set_is_relro_local): New function.
7587 (class Output_segment): Update declarations.
7588 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7589 * sparc.cc (Target_sparc::got_section): Likewise.
7590 * x86_64.cc (Target_x86_64::got_section): Likewise.
7591 * testsuite/relro_test_main.cc: New file.
7592 * testsuite/relro_test.cc: New file.
7593 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7594 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7595 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7596 (relro_test.so, relro_test_pic.o): New targets.
7597 * testsuite/Makefile.in: Rebuild.
7599 2008-05-16 Ian Lance Taylor <iant@google.com>
7601 * output.cc (Output_segment::add_output_section): Remove front
7603 * output.h (class Output_segment): Remove
7604 add_initial_output_section and overloaded add_output_section.
7605 Update declaration of remaining add_output_section.
7606 * layout.cc (Layout::create_interp): Call add_output_section
7607 rather than add_initial_output_section.
7608 (Layout::finish_dynamic_section): Likewise.
7610 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7611 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7612 know the dynamic type.
7613 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7614 field. Initialize it in constructor.
7615 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7616 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7617 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7620 * output.cc (Output_reloc::get_address): Change return type to
7622 * output.h (class Output_reloc): Update get_address declaration.
7623 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7624 for section addresses.
7626 2008-05-09 Ian Lance Taylor <iant@google.com>
7629 * gold.cc (gold_nomem): Use return value of write.
7631 2008-05-08 Ian Lance Taylor <iant@google.com>
7633 * symtab.c (Symbol::init_base_output_data): Add version
7634 parameter. Change all callers.
7635 (Symbol::init_base_output_segment): Likewise.
7636 (Symbol::init_base_constant): Likewise.
7637 (Symbol::init_base_undefined): Likewise.
7638 (Sized_symbol::init_output_data): Likewise.
7639 (Sized_symbol::init_output_segment): Likewise.
7640 (Sized_symbol::init_constant): Likewise.
7641 (Sized_symbol::init_undefined): Likewise.
7642 (Symbol_table::do_define_in_output_data): If the new symbol has a
7643 version, mark it as the default.
7644 (Symbol_table::do_define_in_output_segment): Likewise.
7645 (Symbol_table::do_define_as_constant): Likewise.
7646 * symtab.h (class Symbol): Update declarations.
7647 (class Sized_symbol): Likewise.
7648 * resolve.cc (Symbol::override_version): New function.
7649 (Symbol::override_base): Call override_version.
7650 (Symbol::override_base_with_special): Likewise.
7651 * testsuite/ver_script_8.script: New file.
7652 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7653 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7654 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7655 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7657 2008-05-06 Ian Lance Taylor <iant@google.com>
7660 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7662 (class General_options): Remove existing --undefined, and add
7663 --no-undefined instead. Add new --undefined as synonym for -u.
7664 * archive.cc (Archive::add_symbols): Check whether symbol was
7666 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7667 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7668 all uses. Add IS_UNDEFINED. Update declarations to split
7669 different versions of init_base. Declare init_base_undefined.
7670 (Symbol::is_defined): Handle IS_UNDEFINED.
7671 (Symbol::is_undefined): Likewise.
7672 (Symbol::is_weak_undefined): Call is_undefined.
7673 (Symbol::is_absolute): Handle IS_CONSTANT.
7674 (class Sized_symbol): Update declarations to split different
7675 versions of init. Declare init_undefined.
7676 (class Symbol_table): Declare new functions.
7677 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7679 (Symbol::init_base_output_data): Likewise.
7680 (Symbol::init_base_output_segment): Likewise.
7681 (Symbol::init_base_constant): Likewise.
7682 (Symbol::init_base_undefined): New function.
7683 (Sized_symbol::init_object): Rename from init. Change all
7685 (Sized_symbol::init_output_data): Likewise.
7686 (Sized_symbol::init_output_segment): Likewise.
7687 (Sized_symbol::init_constant): Likewise.
7688 (Sized_symbol::init_undefined): New function.
7689 (Symbol_table::add_undefined_symbols_from_command_line): New
7691 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7693 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7694 (Symbol::output_section): Likewise.
7695 (Symbol::set_output_section): Likewise.
7696 (Symbol_table::sized_finalize_symbol): Likewise.
7697 (Symbol_table::sized_write_globals): Likewise.
7698 * resolve.cc (Symbol_table::should_override): Likewise.
7699 (Symbol::override_base_with_special): Likewise.
7701 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7702 symbol, change it to have default visibility.
7703 * testsuite/protected_1.cc: New file.
7704 * testsuite/protected_2.cc: New file.
7705 * testsuite/protected_3.cc: New file.
7706 * testsuite/protected_main_1.cc: New file.
7707 * testsuite/protected_main_2.cc: New file.
7708 * testsuite/protected_main_3.cc: New file.
7709 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7710 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7711 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7712 (protected_1.so): New target.
7713 (protected_1_pic.o, protected_2_pic.o): New targets.
7714 (protected_3_pic.o): New target.
7715 (check_PROGRAMS): Add protected_2.
7716 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7717 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7718 * testsuite/Makefile.in: Rebuild.
7720 * options.h (DEFINE_var): Add set_user_set_##varname__.
7721 (DEFINE_bool_alias): New macro.
7722 (class General_options): Define -Bstatic using DEFINE_bool_alias
7723 rather than DEFINE_special. Add --undefined as an alias for -z
7725 * options.cc (General_options::parse_Bstatic): Remove.
7727 * options.h (class General_options): Add --fatal-warnings.
7728 * main.cc (main): Implement --fatal-warnings.
7729 * errors.h (Errors::warning_count): New function.
7731 * options.h (class General_options): Add -Bsymbolic-functions.
7732 * symtab.h (Symbol::is_preemptible): Check for
7733 -Bsymbolic-functions.
7735 2008-05-05 Ian Lance Taylor <iant@google.com>
7737 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7738 as noVARNAME rather than no-VARNAME.
7739 (class General_options): Add option -z combreloc.
7740 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7742 (Output_reloc::sort_before) [SHT_REL]: New function.
7743 (Output_reloc::sort_before) [SHT_RELA]: New function.
7744 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7745 Sort_relocs_comparison.
7746 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7747 parameter. Change all callers.
7748 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7749 sort_relocs parameter. Change all callers.
7750 * output.cc (Output_reloc::get_address): New function, broken out
7752 (Output_reloc::write_rel): Call it.
7753 (Output_reloc::compare): New function.
7754 (Output_data_reloc_base::do_write): Optionally sort relocs.
7756 * configure.ac: If targ_extra_obj is set, link it in.
7757 * configure.tgt: Initialize all variables.
7758 (x86_64*): Set targ_extra_obj and targ_extra_size.
7759 * configure: Rebuild.
7761 * object.cc (Sized_relobj::include_section_group): Adjust section
7762 indexes read from group data. Build vector to pass to
7764 * layout.cc (Layout::layout_group): Add flags and shndxes
7765 parameters. Remove contents parameter. Change caller. Update
7766 explicit instantiations.
7767 * layout.h (class Layout): Update layout_group declaration.
7768 * output.cc (Output_data_group::Output_data_group): Add flags and
7769 input_shndxes parameters. Remove contents parameter. Change
7771 (Output_data_group::do_write): Change input_sections_ to
7773 * output.h (class Output_data_group): Update constructor
7774 declaration. Rename input_sections_ to input_shndxes_.
7775 * testsuite/many_sections_test.cc: Add template.
7777 2008-04-30 Cary Coutant <ccoutant@google.com>
7779 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7781 * layout.cc (Layout::include_section): Refactored check for debug
7783 (Layout::add_comdat): Add new parameters. Change type
7784 of signature parameter. Add object and shndx to signatures table.
7785 (Layout::find_kept_object): New function.
7786 * layout.h: Include <cstring>.
7787 (Layout::is_debug_info_section): New function.
7788 (Layout::add_comdat): Add new parameters.
7789 (Layout::find_kept_object): New function.
7790 (Layout::Kept_section): New struct.
7791 (Layout::Signatures): Change type of map range.
7792 * object.cc (Relobj::output_section_address): New function.
7793 (Sized_relobj::include_section_group): Add new parameters. Change
7794 calls to Layout::add_comdat. Change to build table of kept comdat
7795 groups and table mapping discarded sections to kept sections.
7796 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7797 (Sized_relobj::do_layout): Change calls to include_section_group and
7798 include_linkonce_section.
7799 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7800 value to zero when section is discarded.
7801 (Sized_relobj::map_to_kept_section): New function.
7802 * object.h (Relobj::output_section_address): New function.
7803 (Relobj::Comdat_group): New type.
7804 (Relobj::find_comdat_group): New function.
7805 (Relobj::Comdat_group_table): New type.
7806 (Relobj::Kept_comdat_section): New type.
7807 (Relobj::Kept_comdat_section_table): New type.
7808 (Relobj::add_comdat_group): New function.
7809 (Relobj::set_kept_comdat_section): New function.
7810 (Relobj::get_kept_comdat_section): New function.
7811 (Relobj::comdat_groups_): New field.
7812 (Relobj::kept_comdat_sections_): New field.
7813 (Symbol_value::input_value): Update comment.
7814 (Sized_relobj::map_to_kept_section) New function.
7815 (Sized_relobj::include_linkonce_section): Add new parameter.
7816 * target-reloc.h (Comdat_behavior): New type.
7817 (get_comdat_behavior): New function.
7818 (relocate_section): Add code to map a discarded section to the
7819 corresponding kept section when applying a relocation.
7821 2008-04-30 Craig Silverstein <csilvers@google.com>
7823 * dwarf_reader.cc (next_generation_count): New static var.
7824 (Addr2line_cache_entry): New struct.
7825 (addr2line_cache): New static var.
7826 (Dwarf_line_info::one_addr2line): Added caching.
7827 (Dwarf_line_info::clear_addr2line_cache): New function.
7828 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7829 cache-size parameter.
7830 (Dwarf_line_info::one_addr2line_cache): New function.
7831 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7832 new cache-size argument to one_addr2line(), and clear cache.
7834 2008-04-28 Cary Coutant <ccoutant@google.com>
7836 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7837 R_386_PC8 relocations.
7839 2008-04-23 Ian Lance Taylor <iant@google.com>
7841 * object.cc (Sized_relobj::include_section_group): Check for
7842 invalid section group.
7844 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7847 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7848 than read for file header.
7849 * archive.cc (Archive::include_member): Likewise.
7851 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7853 * aclocal.m4: Regenerate.
7854 * configure: Regenerate.
7856 2008-04-19 Ian Lance Taylor <iant@google.com>
7858 * version.cc (version_string): Bump to 1.6.
7860 * testsuite/Makefile.am (many_sections_r_test): New target.
7861 (many_sections_r_test_SOURCES): Remove.
7862 (many_sections_r_test_DEPENDENCIES): Remove.
7863 (many_sections_r_test_LDFLAGS): Remove.
7864 (many_sections_r_test_LDADD): Remove.
7866 * object.cc (Sized_relobj::do_add_symbols): Always pass
7867 local_symbol_count_ to add_from_relobj.
7869 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7870 every thousand variables.
7871 * testsuite/Makefile.in: Rebuild.
7873 * object.cc (Xindex::initialize_symtab_xindex): New function.
7874 (Xindex::read_symtab_xindex): New function.
7875 (Xindex::sym_xindex_to_shndx): New function.
7876 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7878 (Sized_relobj::do_initialize_xindex): New function.
7879 (Sized_relobj::do_read_symbols): Adjust section links.
7880 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7881 parameter. Change all callers.
7882 (Sized_relobj::include_section_group): Adjust section links and
7883 symbol section indexes.
7884 (Sized_relobj::do_layout): Adjust section links.
7885 (Sized_relobj::do_count_local_symbols): Adjust section links and
7886 symbol section indexes.
7887 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7888 ordinary and special symbols.
7889 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7890 dynsym_xindex parameters. Change all callers. Adjust section
7891 links. Use SHN_XINDEX when needed.
7892 (Sized_relobj::get_symbol_location_info): Adjust section links.
7893 Don't get fooled by special symbols.
7894 * object.h (class Xindex): Define.
7895 (class Object): Add xindex_ parameter. Declare virtual functoin
7896 do_initialize_xindex.
7897 (Object::adjust_sym_shndx): New function.
7898 (Object::set_xindex): New protected function.
7899 (class Symbol_value): Add is_ordinary_shndx_ field.
7900 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7901 (Symbol_value::value): Assert ordinary section.
7902 (Symbol_value::initialize_input_to_output_map): Likewise.
7903 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7905 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7907 (class Sized_relobj): Update declarations.
7908 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7909 parameter. Change all callers.
7910 (Sized_relobj::adjust_shndx): New function.
7911 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7913 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7914 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7915 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7916 (Sized_dynobj::read_dynsym_section): Adjust section links.
7917 (Sized_dynobj::read_dynamic): Likewise.
7918 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7920 (Sized_dynobj::do_initialize_xindex): New function.
7921 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7922 do_initialize_xindex.
7923 (Sized_dynobj::adjust_shndx): New function.
7924 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7925 dynsym_xindex_ fields.
7926 (Layout::finalize): Add a call to set_section_indexes before
7927 creating the symtab sections.
7928 (Layout::set_section_indexes): Don't do anything if the section
7929 already has a section index.
7930 (Layout::create_symtab_sections): Add shnum parameter. Change
7931 caller. Create .symtab_shndx section if needed.
7932 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7934 (Layout::allocated_output_section_count): New function.
7935 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7937 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7938 fields. Update declarations.
7939 (Layout::symtab_xindex): New function.
7940 (Layout::dynsym_xindex): New function.
7941 (class Write_symbols_task): Add layout_ field.
7942 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7944 * output.cc (Output_section_headers::Output_section_headers): Add
7945 shstrtab_section parameter. Change all callers.
7946 (Output_section_headers::do_sized_write): Store overflow values
7947 for section count and section string table section index in
7948 section header zero.
7949 (Output_file_header::do_sized_write): Check for overflow of
7950 section count and section string table section index.
7951 (Output_symtab_xindex::do_write): New function.
7952 (Output_symtab_xindex::endian_do_write): New function.
7953 * output.h (class Output_section_headers): Add shstrtab_section_.
7954 Update declarations.
7955 (class Output_symtab_xindex): Define.
7956 (Output_section::has_out_shndx): New function.
7957 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7959 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7961 (Sized_symbol::init): Likewise.
7962 (Symbol::output_section): Check for ordinary symbol.
7963 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7964 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7966 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7967 Change all callers. Simplify handling of symbols from sections
7968 not included in the link.
7969 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7971 (Weak_alias_sorter::operator()): Assert that symbols are
7973 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7975 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7976 parameters. Change all callers.
7977 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7978 symbol distinction. Use SHN_XINDEX when needed.
7979 (Symbol_table::write_section_symbol): Add symtab_xindex
7980 parameter. Change all callers.
7981 (Symbol_table::sized_write_section_symbol): Likewise. Use
7982 SHN_XINDEX when needed.
7983 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7985 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7986 (Symbol::is_defined): Check is_ordinary.
7987 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7988 (Symbol::is_absolute, Symbol::is_common): Likewise.
7989 (class Sized_symbol): Update declarations.
7990 (class Symbol_table): Update declarations.
7991 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7992 parameters. Change all callers.
7993 (Sized_symbol::override): Likewise.
7994 (Symbol_table::override): Likewise.
7995 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7996 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7997 is_ordinary, and orig_st_shndx parameters. Change all callers.
7998 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7999 to be in an ordinary section.
8000 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8001 object and is_ordinary parameters. Change all callers.
8002 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8003 Change all callers. Don't add undefined or non-ordinary symbols
8005 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8007 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8009 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8010 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8011 (Sized_relobj::relocate_sections): Likewise.
8012 * target-reloc.h (scan_relocs): Adjust section symbol index.
8013 (scan_relocatable_relocs): Likewise.
8014 * i386.cc (Scan::local): Check for ordinary symbols.
8015 * sparc.cc (Scan::local): Likewise.
8016 * x86_64.cc (Scan::local): Likewise.
8017 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8018 to symbol_section_and_value.
8019 * testsuite/many_sections_test.cc: New file.
8020 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8021 (check_PROGRAMS): Add many_sections_test.
8022 (many_sections_test_SOURCES): Define.
8023 (many_sections_test_DEPENDENCIES): Define.
8024 (many_sections_test_LDFLAGS): Define.
8025 (BUILT_SOURCES): Add many_sections_define.h.
8026 (many_sections_define.h): New target.
8027 (BUILT_SOURCES): Add many_sections_check.h.
8028 (many_sections_check.h): New target.
8029 (check_PROGRAMS): Add many_sections_r_test.
8030 (many_sections_r_test_SOURCES): Define.
8031 (many_sections_r_test_DEPENDENCIES): Define.
8032 (many_sections_r_test_LDFLAGS): Define.
8033 (many_sections_r_test_LDADD): Define.
8034 (many_sections_r_test.o): New target.
8035 * testsuite/Makefile.in: Rebuild.
8037 2008-04-17 Cary Coutant <ccoutant@google.com>
8039 * errors.cc (Errors::info): New function.
8040 (gold_info): New function.
8041 * errors.h (Errors::info): New function.
8042 * gold.h (gold_info): New function.
8043 * object.cc (Input_objects::add_object): Print trace output.
8044 * options.cc (options::parse_set): New function.
8045 (General_options::parse_wrap): Deleted.
8046 (General_options::General_options): Deleted initializer.
8047 * options.h (options::String_set): New typedef.
8048 (options::parse_set): New function.
8049 (DEFINE_set): New macro.
8050 (General_options::wrap): Changed to use DEFINE_set. Changed
8051 callers of any_wrap_symbols and is_wrap_symbol.
8052 (General_options::trace, General_options::trace_symbol):
8054 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8055 (General_options::wrap_symbols_): Deleted.
8056 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8058 2008-04-17 David S. Miller <davem@davemloft.net>
8060 * options.cc (General_options::parse_V): New function.
8061 * options.h: Add entries for -V and -Qy.
8063 2008-04-17 Ian Lance Taylor <iant@google.com>
8065 * common.cc (Symbol_table::allocate_commons): Remove options
8066 parameter. Change caller.
8067 (Symbol_table::do_allocate_commons): Remove options parameter.
8068 Change caller. Just call do_allocate_commons_list twice.
8069 (Symbol_table::do_allocate_commons_list): New function, broken out
8070 of do_allocate_commons.
8071 * common.h (class Allocate_commons_task): Remove options_ field.
8073 * symtab.cc (Symbol_table::Symbol_table): Initialize
8075 (Symbol_table::add_from_object): Put TLS common symbols on
8077 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8078 which are IN_OUTPUT_DATA.
8079 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8080 allocate_commons and do_allocate_commons declarations. Declare
8081 do_allocate_commons_list.
8082 * gold.cc (queue_middle_tasks): Update creation of
8083 Allocate_commons_task to not pass options.
8084 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8085 (TLS_TEST_C_FLAGS): New variable.
8086 (tls_test_c_pic.o): New target.
8087 (tls_test_shared.so): Link in tls_test_c_pic.o.
8088 (tls_test_c_pic_ie.o): New target.
8089 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8090 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8091 (tls_test_c.o): New target.
8092 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8093 (tls_pic_test_LDADD): Likewise.
8094 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8095 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8096 (tls_test_c_gnu2.o): New target.
8097 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8099 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8100 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8101 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8102 * testsuite/tls_test.cc: Include "config.h".
8103 (t_last): Call t11_last.
8104 * testsuite/tls_test.h (t11, t11_last): Declare.
8105 * testsuite/tls_test_c.c: New file.
8106 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8107 * configure.ac: Check for OpenMP support.
8108 * configure, config.in, Makefile.in: Rebuild.
8109 * testsuite/Makefile.in: Rebuild.
8111 2008-04-16 Cary Coutant <ccoutant@google.com>
8113 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8114 (Target_i386::tls_base_symbol_defined_): New field.
8115 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8116 (Target_i386::Scan::global): Likewise.
8117 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8118 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8119 (Target_x86_64::tls_base_symbol_defined_): New field.
8120 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8121 (Target_x86_64::Scan::global): Likewise.
8123 2008-04-16 Cary Coutant <ccoutant@google.com>
8125 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8126 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8127 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8128 building shared libraries.
8129 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8130 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8131 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8132 * testsuite/Makefile.in: Rebuild.
8133 * testsuite/weak_undef.h: New file.
8134 * testsuite/weak_undef_file1.cc: Add extra test cases.
8135 * testsuite/weak_undef_file2.cc: Likewise.
8136 * testsuite/weak_undef_test.cc: Likewise.
8138 2008-04-16 David S. Miller <davem@davemloft.net>
8140 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8141 Add issued_non_pic_error_ field. Declare check_non_pic.
8142 (Target_sparc::Scan::check_non_pic): New function.
8143 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8144 (Target_sparc::Scan::global): Likewise.
8146 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8147 * configure: Rebuild.
8149 * options.h (DEFINE_enable): New macro.
8150 (new_dtags): New enable option.
8151 (initfirst, interpose, loadfltr, nodefaultlib,
8152 nodelete, nodlopen, nodump): New -z options.
8153 * layout.cc (Layout:finish_dynamic_section): If new
8154 dtags enabled, emit DT_RUNPATH. Also, emit a
8155 DT_FLAGS_1 containing any specified -z flags.
8157 2008-04-16 Ian Lance Taylor <iant@google.com>
8159 * copy-relocs.cc: New file.
8160 * copy-relocs.h: New file.
8161 * reloc.cc: Remove Copy_relocs code.
8162 * reloc.h: Likewise.
8163 * reloc-types.h (struct Reloc_types) [both versions]: Add
8164 get_reloc_addend_noerror.
8165 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8166 variants of add_global which take an addend which must be zero.
8167 * i386.cc: Include "copy-relocs.h".
8168 (class Target_i386): Change type of copy_relocs_ to variable,
8170 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8172 (Target_i386::do_finalize_sections): Change handling of
8174 * sparc.cc: Include "copy-relocs.h".
8175 (class Target_sparc): Change type of copy_relocs_ to variable,
8177 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8179 (Target_sparc::do_finalize_sections): Change handling of
8181 * x86_64.cc: Include "copy-relocs.h".
8182 (class Target_x86_64): Change type of copy_relocs_ to variable,
8184 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8185 class. Change all callers.
8186 (Target_x86_64::do_finalize_sections): Change handling of
8188 * Makefile.am (CCFILES): Add copy-relocs.cc.
8189 (HFILES): Add copy-relocs.h.
8191 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8193 * testsuite/script_test_4.sh: Permit leading zeroes.
8195 2008-04-15 Ian Lance Taylor <iant@google.com>
8197 * script-sections.cc (Script_sections::create_segments): Use
8198 header_size_adjustment even when there is enough room for the
8200 * testsuite/script_test_4.sh: New file.
8201 * testsuite/script_test_4.t: New file.
8202 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8203 (check_DATA): Add script_test_4.stdout.
8204 (MOSTLYCLEANFILES): Likewise.
8205 (script_test_4): New target.
8206 (script_test_4.stdout): New target.
8207 * testsuite/Makefile.in: Rebuild.
8209 * sparc.cc: Add definitions for Output_data_plt_sparc class
8212 2008-04-14 David S. Miller <davem@davemloft.net>
8214 * sparc.cc: New file.
8215 * Makefile.am (TARGETSOURCES): Add sparc.cc
8216 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8217 * configure.tgt: Document targ_extra_size and
8218 targ_extra_big_endian. Add entries for sparc-* and
8220 * configure.ac: Handle targ_extra_size and
8221 targ_extra_big_endian.
8222 * Makefile.in: Rebuild.
8223 * configure: Likewise.
8224 * po/POTFILES.in: Likewise.
8225 * po/gold.pot: Likewise.
8227 2008-04-14 Ian Lance Taylor <iant@google.com>
8229 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8230 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8231 in the name/type/flags to section mapping. Don't call
8232 allocate_output_section.
8233 (Layout::choose_output_section): Change parameter from adjust_name
8234 to is_input_section. Don't permit input sections after sections
8235 are attached to segments. Don't call allocate_output_section.
8236 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8237 not write_enable_output_section.
8238 (Layout::make_output_section): Don't push to
8239 unattached_section_list_ nor call attach_to_segment. Call
8240 attach_section_to_segment if sections are attached.
8241 (Layout::attach_sections_to_segments): New function.
8242 (Layout::attach_section_to_segment): New function.
8243 (Layout::attach_allocated_section_to_segment): Rename from
8244 attach_to_segment. Remove flags parameter.
8245 (Layout::allocate_output_section): Remove function.
8246 (Layout::write_enable_output_section): Remove function.
8247 * layout.h (class Layout): Update for above changes. Add new
8248 field sections_are_attached_.
8249 * output.h (Output_section::update_flags_for_input_section): New
8251 * output.cc (Output_section::add_input_section): Call
8252 update_flags_for_input_section.
8253 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8255 2008-04-11 Cary Coutant <ccoutant@google.com>
8257 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8258 thought unnecessary.
8259 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8261 2008-04-11 Ian Lance Taylor <iant@google.com>
8263 * output.h (class Output_section_data): Remove inline definition
8265 * output.cc (Output_section_data::set_addralign): New function.
8267 2008-04-11 Cary Coutant <ccoutant@google.com>
8269 Add support for TLS descriptors for i386 and x86_64.
8270 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8271 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8272 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8274 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8275 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8276 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8278 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8279 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8280 Fix problem with initial-exec relocations.
8281 (Target_i386::Relocate::relocate_tls): Likewise.
8282 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8284 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8285 support for section-plus-offset dynamic table entries.
8286 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8287 (Output_data_dynamic::Dynamic_entry): Add support for
8288 section-plus-offset dynamic table entries.
8289 (Output_data_dynamic::Classification): Likewise.
8290 (Output_data_dynamic::classification_): Renamed offset_.
8291 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8292 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8293 (Target_x86_64::make_plt_section): New function.
8294 (Target_x86_64::reserve_tlsdesc_entries): New function.
8295 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8296 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8297 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8298 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8299 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8300 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8301 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8302 add extra PLT entry for TLS descriptors.
8303 (Output_data_plt_x86_64::got_): New field.
8304 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8305 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8307 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8309 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8310 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8311 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8312 R_386_TLS_DESC_CALL relocations.
8313 (Target_x86_64::Scan::global): Likewise.
8314 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8315 for TLS descriptors.
8316 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8317 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8318 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8319 GD-to-IE relaxation.
8320 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8321 and TLS_DESCRIPTORS.
8322 * Makefile.in: Rebuild.
8323 * configure: Rebuild.
8324 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8325 (tls_test_shared2.so): New target.
8326 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8327 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8328 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8329 (tls_shared_gd_to_ie_test_LDADD): New variable.
8330 (tls_shared_gnu2_gd_to_ie_test): New target.
8331 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8333 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8334 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8335 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8336 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8337 (tls_shared_gnu2_test): New target.
8338 (tls_test_gnu2_shared.so): New target.
8339 (tls_shared_gnu2_test_SOURCES): New variable.
8340 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8341 (tls_shared_gnu2_test_LDFLAGS): New variable.
8342 (tls_shared_gnu2_test_LDADD): New variable.
8343 * testsuite/Makefile.in: Rebuild.
8344 * testsuite/Makefile.
8346 2008-04-11 Ian Lance Taylor <iant@google.com>
8348 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8350 * testsuite/Makefile.in: Rebuild.
8352 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8354 * testsuite/script_test_2.cc (main): Adjust test.
8356 2008-04-11 David S. Miller <davem@davemloft.net>
8357 Ian Lance Taylor <iant@google.com>
8359 * options.h (General_options): Add entries for '-Y' and
8361 * options.cc (General_options:finalize): If -Y was used, add those
8362 entries to the library path instead of the default "/lib" and
8365 2008-04-11 David S. Miller <davem@davemloft.net>
8367 * testsuite/justsyms.t: Start at 0x100.
8368 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8369 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8371 * testsuite/script_test_2.cc: Adjust string and section length
8374 2008-04-09 Ian Lance Taylor <iant@google.com>
8377 * script-sections.cc (Sections_element::allocate_to_segment): Add
8379 (Output_section_definition::allocate_to_segment): Likewise.
8380 (Orphan_output_section::allocate_to_segment): Likewise.
8381 (Script_sections::attach_sections_using_phdrs_clause): Don't
8382 propagate non-PT_LOAD segments to orphan sections.
8383 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8384 readelf rather than objdump.
8385 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8386 .interp section and PT_INTERP segment are the same size.
8387 * testsuite/Makefile.in: Rebuild.
8389 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8390 aliases for symbols defined in the same object.
8391 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8392 (weak_alias_test_SOURCES): New variable.
8393 (weak_alias_test_DEPENDENCIES): New variable.
8394 (weak_alias_test_LDFLAGS): New variable.
8395 (weak_alias_test_LDADD): New variable.
8396 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8397 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8398 (weak_alias_test_3.o): New target.
8399 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8400 * testsuite/weak_alias_test_main.cc: New file.
8401 * testsuite/weak_alias_test_1.cc: New file.
8402 * testsuite/weak_alias_test_2.cc: New file.
8403 * testsuite/weak_alias_test_3.cc: New file.
8405 2008-04-08 Ian Lance Taylor <iant@google.com>
8407 * options.h (class General_options): Add --noinhibit-exec option.
8408 * main.cc (main): Check --noinhibit-exec.
8410 * options.h (class General_options): Define --wrap as a special
8411 option. Add wrap_symbols_ field.
8412 (General_options::any_wrap_symbols): New function.
8413 (General_options::is_wrap_symbol): New function.
8414 * options.cc (General_options::parse_wrap): New function.
8415 (General_options::General_options): Initialize wrap_symbols_.
8416 * symtab.cc (Symbol_table::wrap_symbol): New function.
8417 (Symbol_table::add_from_object): Handle --wrap.
8418 * symtab.h (class Symbol_table): Declare wrap_symbol.
8419 * target.h (Target::wrap_char): New function.
8420 (Target::Target_info): Add wrap_char field.
8421 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8422 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8423 * testsuite/testfile.cc (Target_test::test_target_info):
8426 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8429 * layout.h (class Layout): Add added_eh_frame_data_ field.
8430 * layout.cc (Layout::Layout): Initialize new field.
8431 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8432 output section until we find a section we merged successfully.
8433 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8434 that the size be non-zero.
8436 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8439 2008-04-08 Craig Silverstein <csilvers@google.com>
8441 * configure.ac: Export new conditional variable HAVE_ZLIB.
8442 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8444 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8445 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8447 2008-04-07 Ian Lance Taylor <iant@google.com>
8449 * version.cc (version_string): Set to "1.5".
8451 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8452 Add issued_non_pic_error_ field. Declare check_non_pic.
8453 (Target_x86_64::Scan::check_non_pic): New function.
8454 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8455 (Target_x86_64::Scan::global): Likewise.
8457 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8458 addend parameter. Change caller. Handle merge sections.
8459 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8460 Address to Addend. Don't add in the result of
8461 local_section_offset, pass down the addend and use the returned
8463 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8464 Update declarations of local_section_offset and symbol_value.
8465 * testsuite/two_file_test_1.cc (t18): New function.
8466 * testsuite/two_file_test_2.cc (f18): New function.
8467 * testsuite/two_file_test_main.cc (main): Call t18.
8468 * testsuite/two_file_test.h (t18, f18): Declare.
8470 * configure.ac: Don't test for objdump, c++filt, or readelf.
8471 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8473 (TEST_READELF): New variable.
8474 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8475 (check_PROGRAMS): Add two_file_strip_test.
8476 (two_file_strip_test): New target.
8477 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8478 (two_file_same_shared_strip_test_SOURCES): New variable.
8479 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8480 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8481 (two_file_same_shared_strip_test_LDADD): New variable.
8482 (two_file_shared_strip.so): New target.
8483 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8484 (ver_test_5.syms, ver_test_7.syms): Likewise.
8485 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8486 (strip_test_3.stdout): Use TEST_OBJDUMP.
8487 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8489 2008-04-04 Cary Coutant <ccoutant@google.com>
8491 * symtab.h (Symbol::is_weak_undefined): New function.
8492 (Symbol::is_strong_undefined): New function.
8493 (Symbol::is_absolute): New function.
8494 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8495 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8497 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8498 (weak_undef_test): New target.
8499 * testsuite/Makefile.in: Rebuild.
8500 * testsuite/weak_undef_file1.cc: New file.
8501 * testsuite/weak_undef_file2.cc: New file.
8502 * testsuite/weak_undef_test.cc: New file.
8504 2008-04-03 Craig Silverstein <csilvers@google.com>
8506 * compressed_output.h (class Output_compressed_section): Use
8508 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8510 (zlib_compressed_suffix): Removed.
8511 (Output_compressed_section::set_final_data_size): Use unsigned
8513 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8514 Fix linker invocation.
8515 (flagstest_o_specialfile_and_compress_debug_sections):
8517 * testsuite/Makefile.in: Regenerated.
8519 2008-04-02 David S. Miller <davem@davemloft.net>
8521 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8522 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8524 2008-04-02 Craig Silverstein <csilvers@google.com>
8528 2008-04-02 Ian Lance Taylor <iant@google.com>
8530 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8531 parameters. Update for new key type to views_. Change all
8533 (File_read::read): Adjust for byteshift in returned view.
8534 (File_read::add_view): New function, broken out of
8536 (File_read::make_view): New function, broken out of
8538 (File_read::find_or_make_view): Add offset and aligned
8539 parameters. Rewrite accordingly. Change all callers.
8540 (File_read::get_view): Add offset and aligned parameters. Adjust
8541 for byteshift in return value.
8542 (File_read::get_lasting_view): Likewise.
8543 * fileread.h (class File_read): Update declarations.
8544 (class File_read::View): Add byteshift_ field. Add byteshift to
8545 constructor. Add byteshift method.
8546 * archive.h (Archive::clear_uncached_views): New function.
8547 (Archive::get_view): Add aligned parameter. Change all callers.
8548 * object.h (Object::get_view): Add aligned parameter. Change all
8550 (Object::get_lasting_view): Likewise.
8552 * fileread.cc (File_read::release): Don't call clear_views if
8553 there are multiple objects.
8554 * fileread.h (File_read::clear_uncached_views): New function.
8555 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8558 2008-03-31 Cary Coutant <ccoutant@google.com>
8560 Add thin archive support.
8561 * archive.cc (Archive::armagt): New const.
8562 (Archive::setup): Remove task parameter and calls to unlock.
8563 (Archive::unlock_nested_archives): New function.
8564 (Archive::read_header): Add nested_off parameter. Change
8566 (Archive::interpret_header): Likewise.
8567 (Archive::include_all_members): Change to handle thin
8569 (Archive::include_member): Likewise.
8570 * archive.h (Archive::Archive): Add new parameters and
8572 (Archive::armagt): New const.
8573 (Archive::setup): Remove task parameter.
8574 (Archive::unlock_nested_archives): New function.
8575 (Archive::read_header): Add nested_off parameter.
8576 (Archive::interpret_header): Likewise.
8577 (Archive::Nested_archive_table): New typedef.
8578 (Archive::is_thin_archive_): New field.
8579 (Archive::nested_archives_): New field.
8580 (Archive::options_): New field.
8581 (Archive::dirpath_): New field.
8582 (Archive::task_): New field.
8583 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8584 for thin archives. Pass additional parameters to
8585 Archive::Archive. Unlock the archive file after calling
8588 2008-03-29 Ian Lance Taylor <iant@google.com>
8590 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8591 version symbol to be local.
8592 * testsuite/ver_test_4.sh: New file.
8593 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8594 (check_DATA): Add ver_test_4.syms.
8595 (ver_test_4.syms): New target.
8596 * testsuite/Makefile.in: Rebuild.
8599 (Output_section::Input_section_sort_entry::has_priority): New
8601 (Output_section::Input_section_sort_entry::match_file_name): New
8603 (Output_section::Input_section_sort_entry::match_section_name):
8605 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8607 (Output_section::Input_section_sort_entry::match_section_file):
8609 (Output_section::Input_section_sort_compare::operator()): Rewrite
8610 using new Input_section_sort_entry functions. Sort crtbegin and
8611 crtend first. Sort sections with no priority before sections with
8613 * testsuite/initpri1.c (d3): Check j != 4.
8614 (cd5): New constructor/destructor function.
8615 (main): Check j != 2.
8617 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8618 new symbol when resolving, don't call set_is_default.
8619 * testsuite/ver_test_7.cc: New file.
8620 * testsuite/ver_test_7.sh: New file.
8621 * testsuite/Makefile.am (ver_test_7.so): New target.
8622 (ver_test_7.o): New target.
8623 (check_SCRIPTS): Add ver_test_7.sh.
8624 (check_DATA): Add ver_test_7.syms.
8625 (ver_test_7.syms): New target.
8627 2008-03-28 Ian Lance Taylor <iant@google.com>
8629 * layout.cc (Layout::layout): If we see an input section with a
8630 name that needs sorting, set the must_sort flag for the output
8632 (Layout::make_output_section): If the name of the output section
8633 indicates that it might require sorting, set the may_sort flag.
8634 * output.h (Output_section::may_sort_attached_input_sections): New
8636 (Output_section::set_may_sort_attached_input_sections): New
8638 (Output_section::must_sort_attached_input_sections): New
8640 (Output_section::set_must_sort_attached_input_sections): New
8642 (class Output_section): Declare Input_section_sort_entry. Define
8643 Input_section_sort_compare. Declare
8644 sort_attached_input_sections. Add new fields:
8645 may_sort_attached_input_sections_,
8646 must_sort_attached_input_sections_,
8647 attached_input_sections_are_sorted_.
8648 * output.cc (Output_section::Output_section): Initialize new
8650 (Output_section::add_input_section): Add an entry to
8651 input_sections_ if may_sort or must_sort are true.
8652 (Output_section::set_final_data_size): Call
8653 sort_attached_input_sections if necessary.
8654 (Output_section::Input_section_sort_entry): Define new class.
8655 (Output_section::Input_section_sort_compare::operator()): New
8657 (Output_section::sort_attached_input_sections): New function.
8658 * configure.ac: Check whether the compiler supports constructor
8659 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8660 * testsuite/initpri1.c: New file.
8661 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8662 CONSTRUCTOR_PRIORITY.
8663 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8664 (initpri1_LDFLAGS): New variable.
8665 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8667 2008-03-27 Ian Lance Taylor <iant@google.com>
8669 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8670 * testsuite/common_test_1.c: New file.
8671 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8672 (common_test_1_SOURCES): New variable.
8673 (common_test_1_DEPENDENCIES): New variable.
8674 (common_test_1_LDFLAGS): New variable.
8676 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8677 and commons_ correctly when NAME/VERSION does not override
8679 * testsuite/ver_test_6.c: New file.
8680 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8681 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8682 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8684 2008-03-26 Ian Lance Taylor <iant@google.com>
8686 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8687 of an undefined symbol from a version script.
8688 * testsuite/Makefile.am (ver_test_5.so): New target.
8689 (ver_test_5.o): New target.
8690 (check_SCRIPTS): Add ver_test_5.sh.
8691 (check_DATA): Add ver_test_5.syms.
8692 (ver_test_5.syms): New target.
8693 * testsuite/ver_test_5.cc: New file.
8694 * testsuite/ver_test_5.script: New file.
8695 * testsuite/ver_test_5.sh: New file.
8696 * Makefile.in, testsuite/Makefile.in: Rebuild.
8699 Fix problems building gold with gcc 4.3.0.
8700 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8701 (gold_error_at_location, gold_warning_at_location): Use it.
8702 * configure.ac: Check whether we can compile and use a template
8703 function with a printf attribute.
8704 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8705 when jumping over bytes.
8706 * object.cc: Instantiate Object::read_section_data.
8707 * debug.h: Include <cstring>
8708 * dwarf_reader.cc: Include <algorithm>
8709 * main.cc: Include <cstring>.
8710 * options.cc: Include <cstring>.
8711 * output.cc: Include <cstring>.
8712 * script.cc: Include <cstring>.
8713 * script.h: Include <string>.
8714 * symtab.cc: Include <cstring> and <algorithm>.
8715 * target-select.cc: Include <cstring>.
8716 * version.cc: Include <string>.
8717 * testsuite/testmain.cc: Include <cstdlib>.
8718 * configure, config.in: Rebuild.
8720 2008-03-25 Ian Lance Taylor <iant@google.com>
8722 * options.cc: Include "../bfd/bfdver.h".
8723 (options::help): Print bug reporting address.
8725 * version.cc (print_version): Adjust output for current value of
8730 * options.cc (options::help): Print list of supported targets.
8731 * target-select.h: Include <vector>.
8732 (class Target_selector): Make machine_, size_, and is_big_endian_
8733 fields const. Add bfd_name_ and instantiated_target_ fields.
8734 (Target_selector::Target_selector): Add bfd_name parameter.
8735 (Target_selector::recognize): Make non-virtual, call
8737 (Target_selector::recognize_by_name): Make non-virtual, call
8738 do_recognize_by_name.
8739 (Target_selector::supported_names): New function.
8740 (Target_selector::bfd_name): New function.
8741 (Target_selector::do_instantiate_target): New pure virtual
8743 (Target_selector::do_recognize): New virtual function.
8744 (Target_selector::do_recognize_by_name): New virtual function.
8745 (Target_selector::instantiate_target): New private function.
8746 (supported_target_names): Declare.
8747 * target-select.cc (Target_selector::Target_selector): Update for
8748 new parameter and fields.
8749 (select_target_by_name): Check that the name matches before
8750 calling recognize_by_name.
8751 (supported_target_names): New function.
8752 * i386.cc (class Target_selector_i386): Update Target_selector
8753 constructor call. Remove recognize and recognize_by_name. Add
8754 do_instantiate_target.
8755 * x86_64.cc (class Target_selector_x86_64): Likewise.
8756 * testsuite/testfile.cc (class Target_selector_test): Update for
8757 changes to Target_selector.
8759 * README: Rewrite, with some notes on unsupported features.
8761 2008-03-24 Cary Coutant <ccoutant@google.com>
8763 * i386.cc (Target_i386::Got_type): New enum declaration.
8764 (Target_i386::Scan::local): Updated callers of Output_data_got
8766 (Target_i386::Scan::global): Likewise.
8767 (Target_i386::Relocate::relocate): Likewise.
8768 (Target_i386::Relocate::relocate_tls): Likewise.
8769 * object.h (Got_offset_list): New class.
8770 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8771 (Sized_relobj::local_got_offset): Likewise.
8772 (Sized_relobj::set_local_got_offset): Likewise.
8773 (Sized_relobj::local_has_tls_got_offset): Removed.
8774 (Sized_relobj::local_tls_got_offset): Removed.
8775 (Sized_relobj::set_local_tls_got_offset): Removed.
8776 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8777 * output.cc (Output_data_got::add_global): Added got_type parameter.
8778 (Output_data_got::add_global_with_rel): Likewise.
8779 (Output_data_got::add_global_with_rela): Likewise.
8780 (Output_data_got::add_global_pair_with_rel): New function.
8781 (Output_data_got::add_global_pair_with_rela): New function.
8782 (Output_data_got::add_local): Added got_type parameter.
8783 (Output_data_got::add_local_with_rel): Likewise.
8784 (Output_data_got::add_local_with_rela): Likewise.
8785 (Output_data_got::add_local_pair_with_rel): New function.
8786 (Output_data_got::add_local_pair_with_rela): New function.
8787 (Output_data_got::add_global_tls): Removed.
8788 (Output_data_got::add_global_tls_with_rel): Removed.
8789 (Output_data_got::add_global_tls_with_rela): Removed.
8790 (Output_data_got::add_local_tls): Removed.
8791 (Output_data_got::add_local_tls_with_rel): Removed.
8792 (Output_data_got::add_local_tls_with_rela): Removed.
8793 * output.h (Output_data_got::add_global): Added got_type parameter.
8794 (Output_data_got::add_global_with_rel): Likewise.
8795 (Output_data_got::add_global_with_rela): Likewise.
8796 (Output_data_got::add_global_pair_with_rel): New function.
8797 (Output_data_got::add_global_pair_with_rela): New function.
8798 (Output_data_got::add_local): Added got_type parameter.
8799 (Output_data_got::add_local_with_rel): Likewise.
8800 (Output_data_got::add_local_with_rela): Likewise.
8801 (Output_data_got::add_local_pair_with_rel): New function.
8802 (Output_data_got::add_local_pair_with_rela): New function.
8803 (Output_data_got::add_global_tls): Removed.
8804 (Output_data_got::add_global_tls_with_rel): Removed.
8805 (Output_data_got::add_global_tls_with_rela): Removed.
8806 (Output_data_got::add_local_tls): Removed.
8807 (Output_data_got::add_local_tls_with_rel): Removed.
8808 (Output_data_got::add_local_tls_with_rela): Removed.
8809 * resolve.cc (Symbol::override_base_with_special): Removed
8810 reference to has_got_offset_ field.
8811 * symtab.cc (Symbol::init_fields): Replaced initialization
8812 of got_offset_ with got_offsets_. Removed initialization
8814 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8815 (Symbol::got_offset): Likewise.
8816 (Symbol::set_got_offset): Likewise.
8817 (Symbol::has_tls_got_offset): Removed.
8818 (Symbol::tls_got_offset): Removed.
8819 (Symbol::set_tls_got_offset): Removed.
8820 (Symbol::got_offset_): Removed.
8821 (Symbol::tls_mod_got_offset_): Removed.
8822 (Symbol::tls_pair_got_offset_): Removed.
8823 (Symbol::got_offsets_): New field.
8824 (Symbol::has_got_offset): Removed.
8825 (Symbol::has_tls_mod_got_offset): Removed.
8826 (Symbol::has_tls_pair_got_offset): Removed.
8827 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8828 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8830 (Target_x86_64::Scan::global): Likewise.
8831 (Target_x86_64::Relocate::relocate): Likewise.
8832 (Target_x86_64::Relocate::relocate_tls): Likewise.
8834 2008-03-25 Ben Elliston <bje@au.ibm.com>
8836 * yyscript.y: Fix spelling error in comment.
8838 2008-03-24 Ian Lance Taylor <iant@google.com>
8840 * options.h (class General_options): Define build_id option.
8841 * layout.h (class Layout): Declare write_build_id, create_note,
8842 create_build_id. Add build_id_note_ member.
8843 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8844 "libiberty.h", "md5.h", "sha1.h".
8845 (Layout::Layout): Initialize eh_frame_data_,
8846 eh_frame_hdr_section_, and build_id_note_.
8847 (Layout::finalize): Call create_build_id.
8848 (Layout::create_note): New function, broken out of
8849 Layout::create_gold_note.
8850 (Layout::create_gold_note): Call create_note.
8851 (Layout::create_build_id): New function.
8852 (Layout::write_build_id): New function.
8853 (Close_task_runner::run): Call write_build_id.
8855 * x86_64.cc: Correct license to GPLv3.
8857 2008-03-23 Ian Lance Taylor <iant@google.com>
8859 * options.cc: Include "demangle.h".
8860 (parse_optional_string): New function.
8861 (parse_long_option): Handle takes_optional_argument.
8862 (parse_short_option): Update dash_z initializer. Handle
8863 takes_optional_argument.
8864 (General_options::General_options): Initialize do_demangle_.
8865 (General_options::finalize): Set do_demangle_. Handle demangling
8867 * options.h (parse_optional_string): Declare.
8868 (struct One_option): Add optional_arg field. Update constructor.
8869 Update call constructor calls. Add takes_optional_argument
8871 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8872 (DEFINE_optional_string): Define.
8873 (General_options::demangle): Change from DEFINE_bool to
8874 DEFINE_optional_string.
8875 (General_options::no_demangle): New function.
8876 (General_options::do_demangle): New function.
8877 (General_options::set_do_demangle): New function.
8878 (General_options::execstack_status_): Move definition to end of
8880 (General_options::static_): Likewise.
8881 (General_options::do_demangle_): New field.
8882 * object.cc (big_endian>::get_symbol_location_info): Call
8883 Options::do_demangle, not Options::demangle.
8884 * symtab.cc (demangle): Likewise.
8886 2008-03-22 Ian Lance Taylor <iant@google.com>
8888 * gold.h: Include <cstddef> and <sys/types.h>
8889 * options.h: Include <cstring>.
8891 2008-03-21 Ian Lance Taylor <iant@google.com>
8893 * Added source code to GNU binutils.