1 2010-08-23 Cary Coutant <ccoutant@google.com>
3 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5 (Lib_group::include_member): Unlock object after deleting its
7 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
10 2010-08-19 Neil Vachharajani <nvachhar@google.com>
11 Cary Coutant <ccoutant@google.com>
13 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
14 constructor, and set_blocker.
15 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
17 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
18 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
19 * testsuite/Makefile.am (start_lib_test): New test case.
20 * testsuite/Makefile.in: Regenerate.
21 * testsuite/start_lib_test_main.c: New file.
22 * testsuite/start_lib_test_1.c: New file.
23 * testsuite/start_lib_test_2.c: New file.
24 * testsuite/start_lib_test_3.c: New file.
26 2010-08-19 Ian Lance Taylor <iant@google.com>
28 * Makefile.in: Rebuild with automake 1.11.1.
29 * aclocal.m4: Likewise.
30 * testsuite/Makefile.in: Likewise.
32 2010-08-19 Ian Lance Taylor <iant@google.com>
35 * i386.cc (class Output_data_plt_i386): Update declarations.
36 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
38 (Target_i386::do_plt_section_for_global): New function.
39 (Target_i386::do_plt_section_for_local): New function.
40 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
41 parameter; change all callers. Initialize global_ifuncs_ and
42 local_ifuncs_. If doing a static link define __rel_iplt_start and
44 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
45 (Output_data_plt_i386::add_local_ifunc_entry): New function.
46 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
48 (Target_i386::make_plt_section): New function, broken out of
49 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
50 (Target_i386::make_plt_entry): Call make_plt_section.
51 (Target_i386::make_local_ifunc_plt_entry): New function.
52 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
53 (Target_i386::Scan::local): Handle IFUNC symbols. Add
54 R_386_IRELATIVE to switch.
55 (Target_i386::Scan::global): Likewise.
56 (Target_i386::Relocate::relocate): Likewise.
57 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
59 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
60 (Target_x86_64::do_plt_section_for_global): New function.
61 (Target_x86_64::do_plt_section_for_local): New function.
62 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
63 parameter; change all callers. If doing a static link define
64 __rela_iplt_start and __rela_iplt_end.
65 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
66 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
67 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
69 (Target_x86_64::make_local_ifunc_plt_entry): New function.
70 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
72 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
73 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
74 R_X86_64_IRELATIVE to switch.
75 (Target_x86_64::Scan::global): Likewise.
76 (Target_x86_64::Relocate::relocate): Likewise.
77 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
79 * target.h (class Target): Add plt_section_for_global and
80 plt_section_for_local functions. Add do_plt_section_for_global
81 and do_plt_section_for_local virtual functions.
82 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
84 (Symbol::use_plt_offset): Handle IFUNC symbol.
85 * object.cc (Sized_relobj::Sized_relobj): Initialize
87 (Sized_relobj::local_has_plt_offset): New function.
88 (Sized_relobj::local_plt_offset): New function.
89 (Sized_relobj::set_local_plt_offset): New function.
90 (Sized_relobj::do_count): Handle IFUNC symbol.
91 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
92 a bit away from input_shndx_ field. Add set_is_func_symbol and
93 is_ifunc_symbol functions.
94 (class Sized_relobj): Update declarations. Remove Tls_got_entry
95 and Local_tls_got_offsets. Define Local_plt_offsets. Add
96 local_plt_offsets_ field.
97 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
98 * output.h (class Output_section_data): Add non-const
99 output_section function.
100 (class Output_data_got): Update declarations.
101 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
102 Add use_plt_offset parameter to global and local constructors.
103 Change all callers. Change local_sym_index_ field to 31 bits.
104 Change GSYM_CODE and CONSTANT_CODE accordingly.
105 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
106 doing a static link don't set sh_link field.
107 (Output_data_got::Got_entry::write): Use PLT offset if
109 (Output_data_got::add_global_plt): New function.
110 (Output_data_got::add_local_plt): New function.
111 * target-reloc.h (relocate_section): Handle IFUNC symbol.
112 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
113 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
114 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
115 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
117 * testsuite/ifunc-sel.h: New file.
118 * testsuite/ifuncmain1.c: New file.
119 * testsuite/ifuncmain1vis.c: New file.
120 * testsuite/ifuncmod1.c: New file.
121 * testsuite/ifuncdep2.c: New file.
122 * testsuite/ifuncmain2.c: New file.
123 * testsuite/ifuncmain3.c: New file.
124 * testsuite/ifuncmod3.c: New file.
125 * testsuite/ifuncmain4.c: New file.
126 * testsuite/ifuncmain5.c: New file.
127 * testsuite/ifuncmod5.c: New file.
128 * testsuite/ifuncmain6pie.c: New file.
129 * testsuite/ifuncmod6.c: New file.
130 * testsuite/ifuncmain7.c: New file.
131 * configure, testsuite/Makefile.in: Rebuild.
133 2010-08-18 Ian Lance Taylor <iant@google.com>
136 (Output_section_incremental_inputs::write_input_files): Add cast
137 to avoid signed/unsigned comparison warning.
138 (Output_section_incremental_inputs::write_info_blocks): Likewise.
140 2010-08-12 Cary Coutant <ccoutant@google.com>
142 * common.cc (Sort_commons::operator()): Remove unnecessary code.
144 2010-08-13 Ian Lance Taylor <iant@google.com>
146 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
148 2010-08-12 Cary Coutant <ccoutant@google.com>
149 Doug Kwan <dougkwan@google.com>
151 * resolve.cc (Symbol_table::should_override): When a weak dynamic
152 defintion overrides non-weak undef, remember that the original undef
154 * symtab.cc (Symbol_table::sized_write_global): For undef without
155 an original weak binding, set binding to global in output.
156 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
157 * testsuite/Makefile.in: Regenerate.
158 * testsuite/strong_ref_weak_def.sh: New file.
159 * testsuite/strong_ref_weak_def_1.c: Ditto.
160 * testsuite/strong_ref_weak_def_2.c: Ditto.
162 2010-08-12 Cary Coutant <ccoutant@google.com>
164 * testsuite/incremental_test.sh: Rewrite.
165 * testsuite/incremental_test_1.c: Rewrite.
166 * testsuite/incremental_test_2.c: Rewrite.
168 2010-08-12 Cary Coutant <ccoutant@google.com>
170 * arm.cc (Target_arm::got_size): Add const.
171 (Target_arm::got_entry_count): New function.
172 (Target_arm::plt_entry_count): New function.
173 (Target_arm::first_plt_entry_offset): New function.
174 (Target_arm::plt_entry_size): New function.
175 (Output_data_plt_arm::entry_count): New function.
176 (Output_data_plt_arm::first_plt_entry_offset): New function.
177 (Output_data_plt_arm::get_plt_entry_size): New function.
178 * i386.cc (Target_i386::got_size): Add const.
179 (Target_i386::got_entry_count): New function.
180 (Target_i386::plt_entry_count): New function.
181 (Target_i386::first_plt_entry_offset): New function.
182 (Target_i386::plt_entry_size): New function.
183 (Output_data_plt_i386::entry_count): New function.
184 (Output_data_plt_i386::first_plt_entry_offset): New function.
185 (Output_data_plt_i386::get_plt_entry_size): New function.
186 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
187 find_incremental_inputs_sections. Dump incremental_got_plt section.
188 * incremental.cc: Include target.h.
189 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
190 parameter. Adjust all callers. Find incremental_got_plt section.
191 (Incremental_inputs::create_data_sections): Create incremental_got_plt
193 (Output_section_incremental_inputs::set_final_data_size): Calculate
194 size of incremental_got_plt section.
195 (Output_section_incremental_inputs::do_write): Write the
196 incremental_got_plt section.
197 (Got_plt_view_info): New struct.
198 (Local_got_offset_visitor): New class.
199 (Global_got_offset_visitor): New class.
200 (Global_symbol_visitor_got_plt): New class.
201 (Output_section_incremental_inputs::write_got_plt): New function.
202 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
203 Add parameter. Adjust all callers.
204 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
205 (Incremental_inputs::got_plt_section): New function.
206 (Incremental_inputs::got_plt_section_): New data member.
207 (Incremental_got_plt_reader): New class.
208 * layout.cc (Layout::create_incremental_info_sections): Add the
209 incremental_got_plt section.
210 * object.h (Got_offset_list::get_list): New function.
211 (Got offset_list::for_all_got_offsets): New function.
212 (Sized_relobj::local_got_offset_list): New function.
213 * powerpc.cc (Target_powerpc::got_size): Add const.
214 (Target_powerpc::got_entry_count): New function.
215 (Target_powerpc::plt_entry_count): New function.
216 (Target_powerpc::first_plt_entry_offset): New function.
217 (Target_powerpc::plt_entry_size): New function.
218 (Output_data_plt_powerpc::entry_count): New function.
219 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
220 (Output_data_plt_powerpc::get_plt_entry_size): New function.
221 * sparc.cc (Target_sparc::got_size): Add const.
222 (Target_sparc::got_entry_count): New function.
223 (Target_sparc::plt_entry_count): New function.
224 (Target_sparc::first_plt_entry_offset): New function.
225 (Target_sparc::plt_entry_size): New function.
226 (Output_data_plt_sparc::entry_count): New function.
227 (Output_data_plt_sparc::first_plt_entry_offset): New function.
228 (Output_data_plt_sparc::get_plt_entry_size): New function.
229 * symtab.h (Symbol::got_offset_list): New function.
230 (Symbol_table::for_all_symbols): New function.
231 * target.h (Sized_target::got_entry_count): New function.
232 (Sized_target::plt_entry_count): New function.
233 (Sized_target::plt_entry_size): New function.
234 * x86_64.cc (Target_x86_64::got_size): Add const.
235 (Target_x86_64::got_entry_count): New function.
236 (Target_x86_64::plt_entry_count): New function.
237 (Target_x86_64::first_plt_entry_offset): New function.
238 (Target_x86_64::plt_entry_size): New function.
239 (Output_data_plt_x86_64::entry_count): New function.
240 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
241 (Output_data_plt_x86_64::get_plt_entry_size): New function.
243 2010-08-12 Cary Coutant <ccoutant@google.com>
245 * archive.cc: Include incremental.h.
246 (Archive::Archive): Initialize incremental_info_.
247 (Archive::include_member): Record archive members in incremental info.
248 (Add_archive_symbols::run): Record begin and end of an archive in
250 (Lib_group::include_member): Record objects in incremental info.
251 * archive.h (Incremental_archive_entry): Forward declaration.
252 (Archive::set_incremental_info): New member function.
253 (Archive::incremental_info): New member function.
254 (Archive::Unused_symbol_iterator): New class.
255 (Archive::unused_symbols_begin): New member function.
256 (Archive::unused_symbols_end): New member function.
257 (Archive::incremental_info_): New data member.
258 * incremental-dump.cc (find_input_containing_global): New function.
259 (dump_incremental_inputs): Dump new incremental info sections.
260 * incremental.cc: Include symtab.h.
261 (Output_section_incremental_inputs): New class.
262 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
263 new incremental info sections.
264 (Sized_incremental_binary::do_check_inputs): Likewise.
265 (Incremental_inputs::report_archive): Remove.
266 (Incremental_inputs::report_archive_begin): New function.
267 (Incremental_inputs::report_archive_end): New function.
268 (Incremental_inputs::report_object): New function.
269 (Incremental_inputs::finalize_inputs): Remove.
270 (Incremental_inputs::report_input_section): New function.
271 (Incremental_inputs::report_script): Rewrite.
272 (Incremental_inputs::finalize): Do nothing but finalize string table.
273 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
274 (Incremental_inputs::sized_create_inputs_section_data): Remove.
275 (Incremental_inputs::create_data_sections): New function.
276 (Incremental_inputs::relocs_entsize): New function.
277 (Output_section_incremental_inputs::set_final_data_size): New function.
278 (Output_section_incremental_inputs::do_write): New function.
279 (Output_section_incremental_inputs::write_header): New function.
280 (Output_section_incremental_inputs::write_input_files): New function.
281 (Output_section_incremental_inputs::write_info_blocks): New function.
282 (Output_section_incremental_inputs::write_symtab): New function.
283 * incremental.h (Incremental_script_entry): Forward declaration.
284 (Incremental_object_entry): Forward declaration.
285 (Incremental_archive_entry): Forward declaration.
286 (Incremental_inputs): Forward declaration.
287 (Incremental_inputs_header_data): Remove.
288 (Incremental_inputs_header): Remove.
289 (Incremental_inputs_header_write): Remove.
290 (Incremental_inputs_entry_data): Remove.
291 (Incremental_inputs_entry): Remove.
292 (Incremental_inputs_entry_write): Remove.
293 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
294 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
295 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
296 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
298 (Incremental_input_entry): New class.
299 (Incremental_script_entry): New class.
300 (Incremental_object_entry): New class.
301 (Incremental_archive_entry): New class.
302 (Incremental_inputs::Incremental_inputs): Initialize new data members.
303 (Incremental_inputs::report_inputs): Remove.
304 (Incremental_inputs::report_archive): Remove.
305 (Incremental_inputs::report_archive_begin): New function.
306 (Incremental_inputs::report_archive_end): New function.
307 (Incremental_inputs::report_object): Change prototype.
308 (Incremental_inputs::report_input_section): New function.
309 (Incremental_inputs::report_script): Change prototype.
310 (Incremental_inputs::get_reloc_count): New function.
311 (Incremental_inputs::set_reloc_count): New function.
312 (Incremental_inputs::create_data_sections): New function.
313 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
314 (Incremental_inputs::inputs_section): New function.
315 (Incremental_inputs::symtab_section): New function.
316 (Incremental_inputs::relocs_section): New function.
317 (Incremental_inputs::get_stringpool): Add const.
318 (Incremental_inputs::command_line): Add const.
319 (Incremental_inputs::inputs): Remove.
320 (Incremental_inputs::command_line_key): New function.
321 (Incremental_inputs::input_file_count): New function.
322 (Incremental_inputs::input_files): New function.
323 (Incremental_inputs::relocs_entsize): New function.
324 (Incremental_inputs::sized_create_inputs_section_data): Remove.
325 (Incremental_inputs::finalize_inputs): Remove.
326 (Incremental_inputs::Input_info): Remove.
327 (Incremental_inputs::lock_): Remove.
328 (Incremental_inputs::inputs_): Change type.
329 (Incremental_inputs::inputs_map_): Remove.
330 (Incremental_inputs::current_object_entry_): New data member.
331 (Incremental_inputs::inputs_section_): New data member.
332 (Incremental_inputs::symtab_section_): New data member.
333 (Incremental_inputs::relocs_section_): New data member.
334 (Incremental_inputs::reloc_count_): New data member.
335 (Incremental_inputs_reader): New class.
336 (Incremental_symtab_reader): New class.
337 (Incremental_relocs_reader): New class.
338 * layout.cc (Layout::finalize): Move finalization of incremental info
339 and creation of incremental info sections to follow finalization of
340 symbol table. Set offsets for postprocessing sections.
341 (Layout::create_incremental_info_sections): Call
342 Incremental_inputs::create_data_sections. Add incremental symtab
343 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
344 sections to layout after input sections.
345 * layout.h (struct Timespec): Forward declaration.
346 (Layout::incremental_inputs): Add const.
347 (Layout::create_incremental_info_sections): Add parameter.
348 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
349 * object.cc: Include incremental.h.
350 (Relobj::finalize_incremental_relocs): New function.
351 (Sized_relobj::do_layout): Record input sections in incremental info.
352 * object.h (Object::output_section): New function.
353 (Object::output_section_offset): Moved from Relobj.
354 (Object::get_incremental_reloc_base): New function.
355 (Object::get_incremental_reloc_count): New function.
356 (Object::do_output_section): New function.
357 (Object::do_output_section_offset): Moved from Relobj.
358 (Object::do_get_incremental_reloc_base): New function.
359 (Object::do_get_incremental_reloc_count): New function.
360 (Object::Object): Initialize new data members.
361 (Relobj::output_section): Renamed do_output_section and moved to
363 (Relobj::output_section_offset): Moved to Object.
364 (Relobj::do_get_incremental_reloc_base): New function.
365 (Relobj::do_get_incremental_reloc_count): New function.
366 (Relobj::allocate_incremental_reloc_counts): New function.
367 (Relobj::count_incremental_reloc): New function.
368 (Relobj::finalize_incremental_relocs): New function.
369 (Relobj::next_incremental_reloc_index): New function.
370 (Relobj::reloc_counts_): New data member.
371 (Relobj::reloc_bases_): New data member.
372 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
373 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
374 (Sized_relobj::incremental_relocs_scan): New function.
375 (Sized_relobj::incremental_relocs_scan_reltype): New function.
376 (Sized_relobj::incremental_relocs_write): New function.
377 (Sized_relobj::incremental_relocs_write_reltype): New function.
378 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
380 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
381 archives and object files elsewhere.
382 (Add_symbols::run): Report object files here.
383 (Finish_group::run): Report end of archive at end of group.
384 * reloc.cc: Include layout.h, incremental.h.
385 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
386 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
387 (Sized_relobj::incremental_relocs_scan): New function.
388 (Sized_relobj::incremental_relocs_scan_reltype): New function.
389 (Sized_relobj::do_relocate_sections): Write incremental relocations.
390 (Sized_relobj::incremental_relocs_write): New function.
391 (Sized_relobj::incremental_relocs_write_reltype): New function.
392 * script.cc (read_input_script): Rewrite test for incremental link.
393 Change call to Incremental_inputs::report_script.
394 * symtab.h (Symbol_table::first_global_index): New function.
395 (Symbol_table::output_count): New function.
397 2010-08-12 Doug Kwan <dougkwan@google.com>
399 * arm.cc (Target_arm::merge_object_attributes): Check command line
400 options --no-wchar-size-warning and --no-enum-size-warning.
401 * options.h (General_options): Add ld-compatible options
402 --no-enum-size-warning and --no-wchar-size-warning.
404 2010-08-04 Ian Lance Taylor <iant@google.com>
406 * x86_64.cc (Target_x86_64::Scan::local): Use
407 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
408 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
409 (Target_x86_64::Scan::global): Likewise.
410 (Target_x86_64::Relocate::relocate): Likewise.
411 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
414 2010-08-03 Cary Coutant <ccoutant@google.com>
416 * merge.cc (Output_merge_string::do_add_input_section): Count strings
417 to reserve space in merged_strings vector. Keep total input size
419 (Output_merge_string::do_print_merge_stats): Print total input size.
420 * merge.h (Output_merge_string): Add input_size_ field.
421 * stringpool.cc (Stringpool_template::string_length): Move
422 implementations out of Stringpool_template class and place in
424 * stringpool.h (string_length): Move out of Stringpool_template.
426 2010-08-03 Ian Lance Taylor <iant@google.com>
429 * layout.cc (relaxation_loop_body): If address of load segment is
430 set, adjust address to include headers if possible.
432 2010-08-03 Ian Lance Taylor <iant@google.com>
434 * version.cc (version_string): Bump to 1.10.
436 2010-08-03 Ian Lance Taylor <iant@google.com>
439 * layout.h (enum Output_section_order): Define.
440 (class Layout): Update declarations.
441 * layout.cc (Layout::get_output_section): Add order parameter.
442 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
443 is_first_non_relro parameters. Change all callers.
444 (Layout::choose_output_section): Likewise.
445 (Layout::add_output_section_data): Likewise.
446 (Layout::make_output_section): Likewise. Set order.
447 (Layout::default_section_order): New function.
448 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
449 * output.cc (Output_section::Output_section): Initialize order_.
450 Don't initialize deleted fields.
451 (Output_segment::Output_segment): Don't initialize deleted
453 (Output_segment::add_output_section_to_load): New function
454 replacing add_output_section. Change all callers to call this or
455 add_output_section_to_nonload.
456 (Output_segment::add_output_section_to_nonload): New function.
457 (Output_segment::remove_output_section): Rewrite.
458 (Output_segment::add_initial_output_data): Likewise.
459 (Output_segment::has_any_data_sections): Likewise.
460 (Output_segment::is_first_section_relro): Likewise.
461 (Output_segment::maximum_alignment): Likewise.
462 (Output_segment::has_dynamic_reloc): New function replacing
463 dynamic_reloc_count. Change all callers.
464 (Output_segment::has_dynamic_reloc_list): New function replacing
465 dynamic_reloc_count_list. Change all callers.
466 (Output_segment::set_section_addresses): Rewrite.
467 (Output_segment::set_offset): Rewrite.
468 (Output_segment::find_first_and_last_list): Remove.
469 (Output_segment::set_tls_offsets): Rewrite.
470 (Output_segment::first_section_load_address): Likewise.
471 (Output_segment::output_section_count): Likewise.
472 (Output_segment::section_with_lowest_load_address): Likewise.
473 (Output_segment::write_section_headers): Likewise.
474 (Output_segment::print_sections_to_map): Likewise.
475 * output.h (class Output_data): Remove dynamic_reloc_count_
476 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
477 (Output_data::add_dynamic_reloc): Rewrite.
478 (Output_data::has_dynamic_reloc): New function.
479 (Output_data::dynamic_reloc_count): Remove.
480 (class Output_section): Add order_ field. Remvoe is_relro_local_,
481 is_last_relro_, is_first_non_relro_, is_interp_,
482 is_dynamic_linker_section_ fields. Add order and set_order
483 functions. Remove is_relro_local, set_is_relro_local,
484 is_last_relro, set_is_last_relro, is_first_non_relro,
485 set_is_first_non_relro functions, is_interp, set_is_interp,
486 is_dynamic_linker_section, and set_is_dynamic_linker_section
488 (class Output_segment): Change Output_data_list from std::list to
489 std:;vector. Add output_lists_ field. Remove output_data_ and
490 output_bss_ fields. Update declarations.
492 2010-08-02 Ian Lance Taylor <iant@google.com>
494 * arm.cc (Target_arm::gc_process_relocs): Use typename.
495 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
496 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
498 2010-08-02 Ian Lance Taylor <iant@google.com>
501 * script.cc (Script_options::Script_options): Initialize
502 symbol_definitions_ and symbol_references_.
503 (Script_options::add_symbol_assignment): Update
504 symbol_definitions_ and symbol_references_.
505 (Script_options::add_symbol_reference): New function.
506 (script_symbol): New function.
507 * script.h (class Script_options): Add symbol_definitions_ and
508 symbol_references_ fields.
509 (Script_options::referenced_const_iterator): New type.
510 (Script_options::referenced_begin): New function.
511 (Script_options::referenced_end): New function.
512 (Script_options::is_referenced): New function.
513 (Script_options::any_unreferenced): New function.
514 * script-c.h (script_symbol): Declare.
515 * yyscript.y (exp): Call script_symbol.
516 * symtab.cc: Include "script.h".
517 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
518 Change all callers. Check symbols referenced by scripts.
519 (Symbol_table::add_undefined_symbols_from_command_line): Add
520 layout parameter. Change all callers.
521 (Symbol_table::do_add_undefined_symbols_from_command_line):
522 Likewise. Break out loop body. Check symbols referenced by
524 (Symbol_table::add_undefined_symbol_from_command_line): New
525 function broken out of
526 do_add_undefined_symbols_from_command_line.
527 * symtab.h (class Symbol_table): Update declarations.
528 * archive.cc: Include "layout.h".
529 (Archive::should_include_member): Add layout parameter. Change
530 all callers. Check for symbol mentioned in expression.
531 * archive.h (class Archive): Update declaration.
532 * object.cc (Sized_relobj::do_should_include_member): Add layout
534 * object.h (Object::should_include_member): Add layout parameter.
536 (Object::do_should_include_member): Add layout parameter.
537 (class Sized_relobj): Update declaration.
538 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
540 * dynobj.h (class Sized_dynobj): Update declaration.
541 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
543 * plugin.h (class Sized_pluginobj): Update declaration.
545 2010-08-02 Ian Lance Taylor <iant@google.com>
548 * output.cc (Output_segment::set_offset): Search for the first and
549 last sections rather than assuming that the list is in order.
550 (Output_segment::find_first_and_last_list): New function.
551 * output.h (class Output_segment): Update declarations.
552 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
553 (relro_strip_test_SOURCES): New variable.
554 (relro_strip_test_DEPENDENCIES): New variable.
555 (relro_strip_test_LDFLAGS): New variable.
556 (relro_strip_test_LDADD): New variable.
557 (relro_strip_test.so): New target.
559 2010-08-02 Ian Lance Taylor <iant@google.com>
561 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
562 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
563 (Target_i386::got_tlsdesc_section): New function.
564 (Target_i386::got_section): Create space for GOT entries for
566 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
568 (Target_i386::Scan::global): Likewise.
569 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
571 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
572 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
573 (Target_x86_64::got_tlsdesc_section): New function.
574 (Target_x86_64::got_section): Create space for GOT entries for
576 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
578 (Target_x86_64::Scan::global): Likewise.
579 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
582 2010-08-02 Ian Lance Taylor <iant@google.com>
584 * testsuite/final_layout.sh: Use dc to convert from hex to
587 2010-07-29 Sriraman Tallam <tmsriram@google.com>
589 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
590 paramter to the call to gold::gc_process_relocs.
591 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
592 paramter to the call to gold::gc_process_relocs.
593 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
594 parameter to the call to gold::gc_process_relocs.
595 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
596 template parameter to the call to gold::gc_process_relocs.
597 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
598 paramter to the call to gold::gc_process_relocs.
599 * gc.h (get_embedded_addend_size): New function.
600 (gc_process_relocs): Save the size of the reloc for use by ICF.
601 * icf.cc (get_section_contents): Get the addend from the text section
602 for SHT_REL relocation sections.
603 * icf.h (Icf::Reloc_addend_size_info): New typedef.
604 (Icf::Reloc_info): Add new member reloc_addend_size_info.
605 * int_encoding.h (read_from_pointer): New overloaded function.
606 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
607 * testsuite/icf_sht_rel_addend_test.sh: New file.
608 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
609 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
611 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
613 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
614 * Makefile.in: Regenerate.
615 * testsuite/Makefile.in: Regenerate.
617 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
619 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
620 * gold/testsuite/debug_msg.cc: Likewise.
621 * gold/testsuite/odr_violation1.cc
622 * gold/testsuite/odr_violation2.cc
624 2010-07-21 Cary Coutant <ccoutant@google.com>
626 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
627 string, and length fields.
628 (Output_merge_string::Merged_strings_list): New type.
629 (Output_merge_string::Merged_strings_lists): New typedef.
630 (Output_merge_string): Replace merged_strings_ with
631 merged_strings_lists_.
632 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
633 Merged_strings_list per input object and section. Don't store pointer
634 to the string. Don't store length with each merged string entry.
635 (Output_merge_string::finalize_merged_data): Loop over list of merged
636 strings lists. Recompute length of each merged string.
638 2010-07-15 Cary Coutant <ccoutant@google.com>
640 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
643 2010-07-14 Ian Lance Taylor <iant@google.com>
645 * descriptors.cc (Descriptors::open): Report correct name in error
648 2010-07-13 Doug Kwan <dougkwan@google.com>
650 * arm.cc (Arm_input_section::Arm_input_section): For a
651 SHT_ARM_EXIDX section, always keeps the input sections.
652 (Arm_input_section::set_exidx_section_link): New method.
653 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
654 has_errors_ to false.
655 (Arm_exidx_input_section::has_errors,
656 Arm_exidx_input_section::set_has_errors): New methods.
657 (Arm_exidx_input_section::has_errors_): New data member.
658 (Arm_relobj::get_exidx_shndx_list): New method.
659 (Arm_output_section::append_text_sections_to_list): Do not skip
660 section without SHF_EXECINSTR.
661 (Arm_output_section::fix_exidx_coverage): Skip input sections with
663 (Arm_relobj::make_exidx_input_section): Add new parameter for text
664 section header. Make error messages more verbose. Check for
665 a non-executable section linked to an EXIDX section.
666 (Arm_relobj::do_read_symbols): Remove error checking, which has been
667 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
668 check that there is no deferred EXIDX section if we exit early.
669 Instead of not making an EXIDX section in case of an error, make one
670 and set the has_errors flag of it.
671 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
672 in a relocatable link.
673 (Target_arm::do_relax): Look for the EXIDX output section instead of
674 assuming that it is called .ARM.exidx.
675 (Target_arm::fix_exidx_coverage): Add a new parameter for input
676 section list. Do not check for SHF_EXECINSTR section flags but
677 skip any input section with errors.
678 * output.cc (Output_section::Output_section): Initialize
679 always_keeps_input_sections_ to false.
680 (Output_section::add_input_section): Check for
681 always_keeps_input_sections_.
682 * output.h (Output_section::always_keeps_input_sections,
683 Output_section::set_always_keeps_input_sections): New methods.
684 (Output_section::always_keeps_input_sections): New data member.
686 2010-07-13 Rafael Espindola <espindola@google.com>
688 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
689 * fileread.h (Input_file): Add try_extra_search_path and find_file.
691 2010-07-13 Philip Herron <herron.philip@googlemail.com>
692 Ian Lance Taylor <iant@google.com>
694 * output.h (Output_section_lookup_maps::add_merge_section):
695 Correct check of whether value was inserted.
696 (Output_section_lookup_maps::add_merge_input_section): Likewise.
697 (Output_section_lookup_maps::add_relaxed_input_section):
699 * arm.cc (Target_arm::got_section): Remove used local os.
700 * i386.cc (Target_i386::got_section): Likewise.
701 * x86_64.cc (Target_x86_64::got_section): Likewise.
702 * sparc.cc (Target_sparc::got_section): Likewise.
703 (Target_sparc::relocate): Remove unused local have_got_offset.
704 * powerpc.cc (Target_powerpc::relocate): Likewise.
706 2010-07-13 Ian Lance Taylor <iant@google.com>
708 * compressed_output.cc (zlib_decompress): Fix signature in
711 * archive.cc (Archive::include_member): Unlock an external member
712 of a thin archive. Don't bother to delete an object we know is
715 2010-07-12 Cary Coutant <ccoutant@google.com>
717 * compressed_output.cc (zlib_decompress): New function.
718 (get_uncompressed_size): New function.
719 (decompress_input_section): New function.
720 * compressed_output.h (get_uncompressed_size): New function.
721 (decompress_input_section): New function.
722 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
723 Handle compressed debug sections.
724 * layout.cc (is_compressed_debug_section): New function.
725 (Layout::output_section_name): Map compressed section names to
727 * layout.h (is_compressed_debug_section): New function.
728 (is_debug_info_section): Recognize compressed debug sections.
729 * merge.cc: Include compressed_output.h.
730 (Output_merge_data::do_add_input_section): Handle compressed
732 (Output_merge_string::do_add_input_section): Handle compressed
734 * object.cc: Include compressed_output.h.
735 (Sized_relobj::Sized_relobj): Initialize new data members.
736 (build_compressed_section_map): New function.
737 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
738 * object.h (Object::section_is_compressed): New method.
739 (Object::do_section_is_compressed): New method.
740 (Sized_relobj::Compressed_section_map): New type.
741 (Sized_relobj::do_section_is_compressed): New method.
742 (Sized_relobj::compressed_sections_): New data member.
743 * output.cc (Output_section::add_input_section): Handle compressed
745 * reloc.cc: Include compressed_output.h.
746 (Sized_relobj::write_sections): Handle compressed debug sections.
748 2010-07-08 Cary Coutant <ccoutant@google.com>
750 * resolve.cc (Symbol_table::resolve): Remember whether undef was
751 weak when resolving to a dynamic def.
752 (Symbol_table::should_override): Add adjust_dyndef flag; set it
753 for weak undef/dynamic def cases. Adjust callers.
754 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
756 (Symbol_table::sized_write_globals): Adjust symbol binding.
757 (Symbol_table::sized_write_symbol): Add binding parameter.
758 * symtab.h (Symbol::set_undef_binding): New method.
759 (Symbol::is_undef_binding_weak): New method.
760 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
761 (Symbol_table::should_override): Add new parameter.
762 (Symbol_table::sized_write_symbol): Add new parameter.
764 * testsuite/weak_undef_file1.cc: Add new test case.
765 * testsuite/weak_undef_file2.cc: Fix header comment.
766 * testsuite/weak_undef_test.cc: Add new test case.
768 2010-06-29 Doug Kwan <dougkwan@google.com>
770 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
771 Initialize USE_SYMBOL_.
772 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
774 (Arm_reloc_property::uses_symbol_): New data member declaration.
775 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
776 uses symbol value and symbol is undefined but not weakly undefined.
778 2010-06-28 Rafael Espindola <espindola@google.com>
780 * plugin.cc (Plugin::load): Use dlerror.
782 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
784 * symtab.cc (detect_odr_violations): When reporting an ODR
785 violation, report an object where the symbol is defined.
787 2010-06-25 Doug Kwan <dougkwan@google.com>
789 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
790 (Target_arm::section_may_have_icf_unsafe_pointers): New method
792 (Target_arm::Scan::local_reloc_may_be_function_pointer,
793 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
794 target hook to detect function points.
795 (Target_arm::Scan::possible_function_pointer_reloc): New method.
796 * icf.h (Icf::check_section_for_function_pointers): Change type of
797 parameter SECTION_NAME to const reference to std::string. Use
798 target hook to determine if section may have unsafe pointers.
799 * target.h (Target::section_may_have_icf_unsafe_pointers): New
802 2010-06-21 Rafael Espindola <espindola@google.com>
804 * fileread.cc (Input_file::find_fie): New
805 (Input_file::open): Use Input_file::find_fie.
806 * fileread.h (Input_file::find_fie): New
807 * plugin.cc (set_extra_library_path): New.
808 (Plugin::load): Add set_extra_library_path to the transfer vector.
809 (Plugin_manager::set_extra_library_path): New.
810 (Plugin_manager::add_input_file): Use the extra search path if set.
811 (set_extra_library_path(): New.
812 * plugin.h (Plugin_manager): Add set_extra_library_path and
815 2010-06-19 Cary Coutant <ccoutant@google.com>
817 * layout.cc (gdb_sections): Add .debug_types.
818 (lines_only_debug_sections): Likewise.
820 2010-06-18 Rafael Espindola <espindola@google.com>
822 * plugin.cc (add_input_file,add_input_library)
823 (Plugin_manager::add_input_file): Make filename arguments const.
824 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
827 2010-06-16 Doug Kwan <dougkwan@google.com>
829 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
830 .ARM.attributes section if we have not merged any input
833 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
835 * arm.cc: Allow combining objects with no EABI version
838 2010-06-15 Rafael Espindola <espindola@google.com>
840 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
842 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
844 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
845 (struct iovec): Correct !HAVE_READV definition.
847 2010-06-10 Cary Coutant <ccoutant@google.com>
849 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
850 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
852 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
855 * symtab.h (Symbol::is_placeholder): New member function.
856 * target-reloc.h (relocate_section): Check for placeholder symbols.
858 * testsuite/Makefile.am (plugin_test_8): New test.
859 (plugin_test_9): New test.
860 * testsuite/Makefile.in: Regenerate.
862 2010-06-09 Nick Clifton <nickc@redhat.com>
864 * yyscript.y (input_list_element): Allow strings prefixed with
865 the '-' character. Treat these as libraries.
866 * script.cc (script_add_library): New function. Adds a library
867 specified by "-l<name>" found in an input script.
868 * script-c.h: Add prototype for script_add_library.
870 2010-06-07 Doug Kwan <dougkwan@google.com>
872 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
873 Restrict stub-group size to be within long conditional branch
874 range when working around cortex-A8 erratum.
876 2010-06-07 Damien Diederen <dd@crosstwine.com>
878 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
881 2010-06-03 Sriraman Tallam <tmsriram@google.com>
885 (Output_section::Input_section_sort_entry::compare_section_ordering):
886 Change to return non-zero correctly.
887 (Output_section::Input_section_sort_section_order_index_compare
888 ::operator()): Change to fix ambiguity in comparisons.
890 2010-06-01 Sriraman Tallam <tmsriram@google.com>
892 * gold.h (is_wildcard_string): New function.
893 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
894 (Layout::layout_eh_frame): Ditto.
895 (Layout::find_section_order_index): New method.
896 (Layout::read_layout_from_file): New method.
897 * layout.h (Layout::find_section_order_index): New method.
898 (Layout::read_layout_from_file): New method.
899 (Layout::input_section_position_): New private member.
900 (Layout::input_section_glob_): New private member.
901 * main.cc (main): Call read_layout_from_file here.
902 * options.h (--section-ordering-file): New option.
903 * output.cc (Output_section::input_section_order_specified_): New
905 (Output_section::Output_section): Initialize new member.
906 (Output_section::add_input_section): Add new parameter.
907 Keep input sections when --section-ordering-file is used.
908 (Output_section::set_final_data_size): Sort input sections when
909 section ordering file is specified.
910 (Output_section::Input_section_sort_entry): Add new parameter.
912 (Output_section::Input_section_sort_entry::compare_section_ordering):
914 (Output_section::Input_section_sort_compare::operator()): Change to
915 consider section_order_index.
916 (Output_section::Input_section_sort_init_fini_compare::operator()):
917 Change to consider section_order_index.
918 (Output_section::Input_section_sort_section_order_index_compare
919 ::operator()): New method.
920 (Output_section::sort_attached_input_sections): Change to sort
921 according to section order when specified.
922 (Output_section::add_input_section<32, true>): Add new parameter.
923 (Output_section::add_input_section<64, true>): Add new parameter.
924 (Output_section::add_input_section<32, false>): Add new parameter.
925 (Output_section::add_input_section<64, false>): Add new parameter.
926 * output.h (Output_section::add_input_section): Add new parameter.
927 (Output_section::input_section_order_specified): New
929 (Output_section::set_input_section_order_specified): New method.
930 (Input_section::Input_section): Initialize section_order_index_.
931 (Input_section::section_order_index): New method.
932 (Input_section::set_section_order_index): New method.
933 (Input_section::section_order_index_): New member.
934 (Input_section::Input_section_sort_section_order_index_compare): New
936 (Output_section::input_section_order_specified_): New member.
937 * script-sections.cc (is_wildcard_string): Delete and move modified
939 (Output_section_element_input::Output_section_element_input): Modify
940 call to is_wildcard_string.
941 (Output_section_element_input::Input_section_pattern
942 ::Input_section_pattern): Ditto.
943 (Output_section_element_input::Output_section_element_input): Ditto.
944 * testsuite/Makefile.am (final_layout): New test case.
945 * testsuite/Makefile.in: Regenerate.
946 * testsuite/final_layout.cc: New file.
947 * testsuite/final_layout.sh: New file.
949 2010-06-01 Rafael Espindola <espindola@google.com>
951 * plugin.cc (Plugin::load): Pass the output name to the plugin.
953 2010-06-01 Rafael Espindola <espindola@google.com>
955 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
956 visibility of symbols.
958 2010-05-27 Doug Kwan <dougkwan@google.com>
960 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
961 from start of output section instead of address for a local symbol
962 in a merged or relaxed section when doing a relocatable link.
964 2010-05-26 Rafael Espindola <espindola@google.com>
967 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
968 adding sections the garbage collector removed.
969 * gold/testsuite/Makefile.am: Add test.
970 * gold/testsuite/Makefile.in: Regenerate.
971 * gold/testsuite/plugin_test_7.sh: New.
972 * gold/testsuite/plugin_test_7_1.c: New.
973 * gold/testsuite/plugin_test_7_2.c: New.
975 2010-05-26 Rafael Espindola <espindola@google.com>
977 * script-sections.cc (Output_section_definition::set_section_addresses):
978 Check for --section-start.
980 2010-05-26 Doug Kwan <dougkwan@google.com>
982 * arm.cc (Arm_scan_relocatable_relocs): New class.
983 (Target_arm::relocate_special_relocatable): New method.
984 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
985 (Arm_relocate_functions::thumb_branch_common): Same.
986 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
987 instead of Default_scan_relocatable_relocs.
988 * target-reloc.h (relocate_for_relocatable): Let target handle
989 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
990 * target.h (Sized_target::relocate_special_relocatable): New method.
992 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
994 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
996 2010-05-23 Doug Kwan <dougkwan@google.com>
998 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1000 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1001 with a direct branch, not a conditional branch, to a stub.
1002 * merge.cc (Output_merge_base::record_input_section): New method
1004 (Output_merge_data::do_add_input_section): Record input section if
1005 keeps-input-sections flag is set.
1006 (Output_merge_string::do_add_input_section): Ditto.
1007 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1008 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1010 (Output_merge_base::keeps_input_sections,
1011 Output_merge_base::set_keeps_input_sections,
1012 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1014 (Output_merge_base::Input_sections): New type declaration.
1015 (Output_merge_base::input_sections_begin,
1016 Output_merge_base::input_sections_end,
1017 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1018 (Output_merge_base::bool keeps_input_sections_,
1019 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1020 Output_merge_base::input_sections_): New data members.
1021 (Output_merge_data::do_set_keeps_input_sections): New method
1023 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1024 * output.cc (Output_section::Input_section::relobj): Move method
1025 defintion from class declaration to here and handle merge sections.
1026 (Output_section::Input_section::shndx): Ditto.
1027 (Output_section::Output_section): Remove initializations of removed
1028 data members and initialize new data member LOOKUP_MAPS_.
1029 (Output_section::add_input_section): Set keeps-input-sections flag
1030 for a newly created merge output section as appropriate. Adjust code
1031 to use Output_section_lookup_maps class.
1032 (Output_section::add_relaxed_input_section): Adjst code for lookup
1033 maps code refactoring.
1034 (Output_section::add_merge_input_section): Add a new parameter
1035 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1036 class. If adding input section to a newly created merge output
1037 section fails, remove the new merge section.
1038 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1039 Adjust code for use of the Output_section_lookup_maps class.
1040 (Output_section::find_merge_section): Ditto.
1041 (Output_section::build_lookup_maps): New method defintion.
1042 (Output_section::find_relaxed_input_section): Adjust code to use
1043 Output_section_lookup_maps class.
1044 (Output_section::get_input_sections): Export merge sections. Adjust
1045 code to use Output_section_lookup_maps class.
1046 (Output_section:::add_script_input_section): Adjust code to use
1047 Output_section_lookup_maps class. Update lookup maps for merge
1049 (Output_section::discard_states): Use Output_section_lookup_maps.
1050 (Output_section::restore_states): Same.
1051 * output.h (Merge_section_properties): Move class defintion out of
1053 (Output_section_lookup_maps): New class.
1054 (Output_section::Input_section::is_merge_section): New method
1056 (Output_section::Input_section::relobj): Move defintion out of class
1057 defintion. Declare method only.
1058 (Output_section::Input_section::shndx): Ditto.
1059 (Output_section::Input_section::output_merge_base): New method defintion.
1060 (Output_section::Input_section::u2_.pomb): New union field.
1061 (Output_section::Merge_section_by_properties_map,
1062 Output_section::Output_section_data_by_input_section_map,
1063 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1065 (Output_section::add_merge_input_section): Add new parameter
1066 KEEPS_INPUT_SECTIONS.
1067 (Output_section::build_lookup_maps): New method declaration.
1068 (Output_section::merge_section_map_,
1069 Output_section::merge_section_by_properties_map_,
1070 Output_section::relaxed_input_section_map_,
1071 Output_section::is_relaxed_input_section_map_valid_): Remove data
1073 (Output_section::lookup_maps_): New data member.
1075 2010-05-21 Doug Kwan <dougkwan@google.com>
1078 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1079 avoid a compilation error.
1081 2010-05-19 Rafael Espindola <espindola@google.com>
1083 * script-sections.cc (Output_section_definition::allocate_to_segment):
1084 Update the phdrs_list even when the output section is NULL.
1085 * testsuite/Makefile.am: Add test.
1086 * testsuite/Makefile.in: Regenerate.
1087 * testsuite/script_test_9.cc: New.
1088 * testsuite/script_test_9.sh: New.
1089 * testsuite/script_test_9.t: New.
1091 2010-05-19 Doug Kwan <dougkwan@google.com>
1093 * arm.cc (Arm_input_section::original_size): New method.
1094 (Arm_input_section::do_addralign): Add a cast.
1095 (Arm_input_section::do_output_offset): Remove static cast.
1096 (Arm_input_section::original_addralign,
1097 Arm_input_section::original_size_): Change type to uint32_t.
1098 (Arm_input_section::init): Add safe casts for section alignment
1100 (Arm_input_section::set_final_data_size): Do not set address and
1101 offset of stub table.
1102 (Arm_output_section::fix_exidx_coverage): Change use of of
1103 Output_section::Simple_input_section to that of
1104 Output_section::Input_section.
1105 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1106 except for the first pass.
1107 * output.cc (Output_section::get_input_sections): Change type of
1108 input_sections to std::list<Input_section>.
1109 (Output_section::add_script_input_section): Rename from
1110 Output_section::add_simple_input_section. Change type of SIS
1111 parameter from Simple_input_section to Input_section.
1112 * output.h (Output_section::Simple_input_section): Remove class.
1113 (Output_section::Input_section): Change class visibility to public.
1114 (Output_section::Input_section::addralign): Use stored alignments
1115 for special input sections if set.
1116 (Output_section::Input_section::set_addralign): New method.
1117 (Output_section::get_input_sections): Change parameter type from
1118 list of Simple_input_section to list of Input_section.
1119 (Output_section::add_script_input_section): Rename from
1120 Output_section::add_simple_input_section. Change first parameter's
1121 type from Simple_input_section to Input_section and remove the
1122 second and third parameters.
1123 * script-sections.cc (Input_section::Input_section_list): Change
1124 type to list of Output_section::Input_section/
1125 (Input_section_info::Input_section_info): Change parameter type of
1126 INPUT_SECTION to Output_section::Input_section.
1127 (Input_section_info::input_section): Change return type.
1128 (Input_section_info::input_section_): Change type to
1129 Output_section::Input_section.
1130 (Output_section_element_input::set_section_addresses): Adjust code
1131 to use Output_section::Input_section instead of
1132 Output_section::Simple_input_section. Adjust code for renaming
1133 of Output_section::add_simple_input_section.
1134 (Orphan_output_section::set_section_addresses): Ditto.
1136 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1138 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1139 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1141 2010-05-18 Rafael Espindola <espindola@google.com>
1143 * options.cc (General_options::finalize): Handle -nostdlib.
1144 * options.h (nostdlib): New option.
1145 * script.cc (script_add_search_dir): Handle -nostdlib.
1147 2010-05-12 Doug Kwan <dougkwan@google.com>
1149 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1150 attributes section only if there no attributes section after merging.
1151 (Target_arm::merge_object_attributes): Move value of
1152 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1153 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1154 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1155 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1156 and arm_attr_merge_7.stdout.
1157 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1158 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1159 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1160 arm_attr_merge_7b.o): New rules.
1161 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1163 * testsuite/Makefile.in: Regenerate.
1164 * testsuite/arm_attr_merge.sh: New file.
1165 * testsuite/arm_attr_merge_[67][ab].s: Same.
1167 2010-05-05 Nick Clifton <nickc@redhat.com>
1169 * po/es.po: Updated Spanish translation.
1171 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1173 * Makefile.am (install-exec-local): Properly install gold as
1174 default cross linker.
1175 * Makefile.in: Regenerated.
1177 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1178 Nick Clifton <nickc@redhat.com>
1180 * configure.ac (install_as_default): Define and set to false
1181 unless --enable-gold or --enable-gold=both/gold has been
1183 * configure: Regenerate.
1185 * Makefile.am (install-exec-local): Install the executable as
1186 'ld.gold'. If install_as_default is true then also install it as
1188 * Makefile.in: Regenerated.
1190 2010-04-24 Ian Lance Taylor <iant@google.com>
1192 * layout.cc (Layout::layout_reloc): In relocatable link don't
1193 combine reloc sections for grouped sections.
1195 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1197 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1198 sections that are not ordinary to icf.
1199 * icf.cc (get_section_contents): Handle relocation pointing to section
1200 with no object or shndx information.
1201 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1202 * testsuite/Makefile.in: Regenerate.
1203 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1204 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1206 2010-04-22 Ian Lance Taylor <iant@google.com>
1208 * expression.cc (Expression::Expression_eval_info): Add
1209 result_alignment_pointer field.
1210 (Expression::eval_with_dot): Add result_alignment_pointer
1211 parameter. Change all callers.
1212 (Expression::eval_maybe_dot): Likewise.
1213 (class Binary_expression): Add alignment_pointer parameter to
1214 left_value and right_value. Change all callers.
1215 (BINARY_EXPRESSION): Set result alignment.
1216 (class Trinary_expression): Add alignment_pointer parameter to
1217 arg2_value and arg3_value. Change all callers.
1218 (Trinary_cond::value): Set result alignment.
1219 (Max_expression::value, Min_expression::value): Likewise.
1220 (Align_expression::value): Likewise.
1221 * script-sections.cc (class Sections_element): Add dot_alignment
1222 parameter to set_section_addresses virtual function. Update
1224 (class Output_section_element): Likewise.
1225 (Script_sections::create_segments): Add dot_alignment parameter.
1227 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1228 (Script_sections::set_phdrs_clause_addresses): Likewise.
1229 * script-sections.h: Update declarations.
1230 * script.h: Update declarations.
1231 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1233 * testsuite/script_test_3.t: Set large alignment.
1234 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1235 segment has expected alignment.
1237 2010-04-22 Nick Clifton <nickc@redhat.com>
1239 * po/gold.pot: Updated by the Translation project.
1240 * po/vi.po: Updated Vietnamese translation.
1242 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1244 * testsuite/Makefile.am (check_PROGRAMS): Add
1245 icf_virtual_function_folding_test.
1246 * testsuite/Makefile.in: Regenerated.
1248 2010-04-15 Andrew Haley <aph@redhat.com>
1250 * options.h (merge_exidx_entries): New option.
1251 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1252 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1253 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1254 (Target_arm::merge_exidx_entries): New function.
1255 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1256 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1257 to Arm_exidx_fixup constructor.
1258 Add new arg, merge_exidx_entries.
1259 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1260 Arm_output_section::fix_exidx_coverage.
1262 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1264 * icf.cc (get_section_contents): Check for preemptible functions.
1265 Ignore addend when appropriate.
1266 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1268 (add_from_relobj): Check for section folded.
1269 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1270 * symtab.h (should_add_dynsym_entry): Add new parameter.
1271 * target-reloc.h (scan_relocs): Check for section folded.
1272 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1273 Check reloc types for function pointers in shared objects.
1274 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1276 (icf_preemptible_functions_test): New test case.
1277 (icf_string_merge_test): New test case.
1278 * testsuite.Makefile.in: Regenerate.
1279 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1280 bar_glob. Refactor code.
1281 * testsuite/icf_preemptible_functions_test.cc: New file.
1282 * testsuite/icf_preemptible_functions_test.sh: New file.
1283 * testsuite/icf_string_merge_test.cc: New file.
1284 * testsuite/icf_string_merge_test.sh: New file.
1285 * testsuite/icf_virtual_function_folding_test.cc: New file.
1286 * testsuite/icf_virtual_function_folding_test.sh: New file.
1288 2010-04-14 Doug Kwan <dougkwan@google.com>
1290 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1291 for local symbol recounting if we remove a section due to ICF.
1292 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1293 there are no regular objects in input.
1295 2010-04-13 Doug Kwan <dougkwan@google.com>
1297 * arm.cc (Arm_input_section::set_final_data_size): Compute
1298 accurate final data size instead of using current data size.
1300 2010-04-09 Doug Kwan <dougkwan@google.com>
1302 * layout.cc (Layout::choose_output_section): Handle script section
1304 (Layout::make_output_section_for_script): Add section type parameter.
1305 Handle script section types.
1306 * layout.h (Layout::make_output_section_for_script): Add section
1308 * output.cc (Output_section::Output_section): Initialize data member
1310 (Output_section::do_reset_address_and_file_offset): Do not set address
1311 to 0 if section is a NOLOAD section.
1312 * output.h (Output_section::is_noload): New method.
1313 (Output_section::set_is_noload): Ditto.
1314 (Output_section::is_noload_): New data member.
1315 * script-c.h (Script_section_type): New enum type.
1316 (struct Parser_output_section_header): Add new file section_type.
1317 * script-sections.cc (Sections_element::output_section_name): Add
1318 parameter for returning script section type.
1319 (Output_section_definition::output_section_name): Ditto.
1320 (Output_section_definition::section_type)P; New method.
1321 (Output_section_definiton::script_section_type_name): Ditto.
1322 (Output_section_definition::script_section_type_): New data member.
1323 (Output_section_definition::Output_section_definition): Initialize
1324 data member Output_section_definition::script_section_type_.
1325 (Output_section_definition::create_sections): Pass script section type
1326 to Layout::make_output_section_for_script.
1327 (Output_section_definition::output_section_name): Return script
1328 section type to caller.
1329 (Output_section_definition::set_section_address): Do not advance
1330 dot value and load address if section type is NOLOAD. Set address
1331 of NOLOAD sections regardless of section flags.
1332 (Output_section_definition::print): Print section type if it is
1333 not SCRIPT_SECTION_TYPE_NONE.
1334 (Output_section_definition::section_type): New method.
1335 (Output_section_definition::script_section_type_name): Ditto.
1336 (Script_sections::output_section_name): Add new parameter
1337 PSECTION_TYPE for returning script section type. Pass it to
1338 section elements. Handle discard sections.
1339 (Sort_output_sections::operator()): Handle NOLOAD sections.
1340 * script-sections.h (Script_sections::Section_type): New enum type.
1341 (Script_sections::output_section_name): Add a new parameter for
1342 returning script section type.
1343 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1345 * yyscript.y (union): Add new field SECTION_TYPE.
1346 (COPY, DSECT, INFO, NOLOAD): New tokens.
1347 (opt_address_and_section_type): Change type to output_section_header.
1348 (section_type): New non-terminal
1349 (section_header): Handle section type.
1350 (opt_address_and_section_type): Return section type value.
1352 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1354 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1355 * testsuite/plugin_common_test_2.c (foo): Likewise.
1357 2010-04-08 Doug Kwan <dougkwan@google.com>
1359 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1361 * output.cc (Output_section::add_merge_input_section): Simplify
1362 code and return status of Output_merge_base::add_input_section.
1363 Update merge section map only if Output_merge_base::add_input_section
1366 2010-04-07 Doug Kwan <dougkwan@google.com>
1368 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1369 if section is marked as containing instructions but has no mapping
1371 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1372 correct section index.
1373 (Arm_relobj::find_linked_text_section): Ditto.
1375 2010-04-07 Cary Coutant <ccoutant@google.com>
1377 * archive.cc (include_member): Destroy Read_symbols_data object before
1379 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1380 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1381 (Read_symbols_data::~Read_symbols_data) New destructor.
1382 (Section_relocs::Section_relocs) New constructor.
1383 (Section_relocs::~Section_relocs) New destructor.
1384 (Read_relocs_data::Read_relocs_data) New constructor.
1385 (Read_relocs_data::~Read_relocs_data) New destructor.
1386 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1387 pointers to NULL after deleting.
1389 2010-04-07 Doug Kwan <dougkwan@google.com>
1391 * arm.cc: Replace "endianity" with "endianness" in comments.
1392 (Arm_exidx_cantunwind): Ditto.
1393 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1394 (Arm_relobj::merge_flags_and_attributes): New method.
1395 (Arm_relobj::merge_flags_and_attributes_): New data member.
1396 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1397 (Arm_relobj::scan_sections_for_stubs): Ditto.
1398 (Arm_relobj::do_read_symbols): Check to see if we really want to
1399 merge processor-specific flags and attributes. Exit early if
1400 an object is empty except for section names and the undefined symbol.
1401 (Target_arm::do_finalize_sections): Move check for ELF format to
1402 Arm_relobj::do_read_symbols. Merge processor specific flags and
1403 attributes from a regular object only when we have determined that
1404 it is aapropriate. Do not create an .ARM.attributes section in
1405 output if there is no regular input object.
1406 (Target_arm::merge_processor_specific_flags): Check
1407 --warn-mismatch before printing any error.
1408 (Target_arm::merge_object_attributes): Ditto.
1409 * gold.cc (queue_middle_tasks): Handle the case in which there is
1410 no regular object in input.
1411 * options.cc (General_options::parse_EB): New method.
1412 (General_options::parse_EL): Same.
1413 (General_options::General_options): Initialize endianness_.
1414 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1416 (General_options::Endianness): New enum.
1417 (General_options::endianness): New method.
1418 (General_options::endianness_): New data member.
1419 * parameters.cc (Parameters::set_options): Check target endianness.
1420 (Parameters::set_target_once): Ditto.
1421 (Parameters::check_target_endianness): New method.
1422 (parameters_force_valid_target): If either -EL or -EB is specified,
1423 use it to define endianness of default target.
1424 * parameters.h (Parameters::check_target_endianness): New method
1426 * target.h (class Target): Change "endianity" to "endianness"
1429 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1431 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1432 * configure: Regenerate.
1433 * Makefile.in: Regenerate.
1434 * testsuite/Makefile.in: Regenerate.
1436 2010-04-06 Cary Coutant <ccoutant@google.com>
1439 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1440 prevailing definitions of common symbols.
1441 * testsuite/plugin_test_6.sh: New test case.
1442 * testsuite/plugin_common_test_1.c: New test case.
1443 * testsuite/plugin_common_test_2.c: New test case.
1444 * testsuite/Makefile.am (plugin_test_6): New test case.
1445 * testsuite/Makefile.in: Regenerate.
1447 2010-04-06 Nick Clifton <nickc@redhat.com>
1449 * po/vi.po: New Vietnamese translation.
1451 2010-03-30 Doug Kwan <dougkwan@google.com>
1453 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1455 2010-03-25 Doug Kwan <dougkwan@google.com>
1457 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1458 to avoid a conversion warning on a 32-bit host.
1460 2010-03-24 Ian Lance Taylor <iant@google.com>
1462 * testsuite/script_test_3.t: Add a TLS segment.
1463 * testsuite/Makefile.am (check_PROGRAMS): Add
1464 tls_phdrs_script_test.
1465 (tls_phdrs_script_test_SOURCES): Define.
1466 (tls_phdrs_script_test_DEPENDENCIES): Define.
1467 (tls_phdrs_script_test_LDFLAGS): Define.
1468 (tls_phdrs_script_test_LDADD): Define.
1469 * testsuite/Makefile.in: Rebuild.
1471 2010-03-23 Cary Coutant <ccoutant@google.com>
1473 * fileread.cc (find_or_make_view): Fix comment.
1475 2010-03-23 Ian Lance Taylor <iant@google.com>
1477 * script-sections.cc (class Orphan_section_placement): Define
1478 PLACE_TLS and PLACE_TLS_BSS.
1479 (Orphan_section_placement::Orphan_section_placement): Initialize
1481 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1482 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1483 (tls_script_test_SOURCES): Define.
1484 (tls_script_test_DEPENDENCIES): Define.
1485 (tls_script_test_LDFLAGS): Define.
1486 (tls_script_test_LDADD): Define.
1487 * testsuite/Makefile.in: Rebuild.
1489 2010-03-22 Doug Kwan <dougkwan@google.com>
1491 * arm.cc (Arm_relocate_functions::abs8,
1492 Arm_relocate_functions::abs16): Use correct check for overflow
1493 specified in the ARM ELF specs.
1494 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1495 target of a BLX instruction specially.
1496 (Reloc_stub::stub_type_for_reloc): Ditto.
1497 (Relocate::relocate): Use symbolic names instead of numeric relocation
1498 codes to report error.
1499 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1501 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1502 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1503 thumb2_blx_out_of_range.stdout
1504 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1505 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1506 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1507 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1508 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1509 thumb2_blx_in_range, thumb2_blx_in_range.o,
1510 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1511 thumb2_blx_out_of_range.o): New rules.
1512 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1513 thumb2_blx_in_range and thumb2_blx_out_of_range.
1514 * testsuite/Makefile.in: Regenerate.
1515 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1516 * testsuite/thumb_blx_in_range.s: New file.
1517 * testsuite/thumb_blx_out_of_range.s: New file.
1519 2010-03-22 Rafael Espindola <espindola@google.com>
1521 * archive.cc (Should_include): Move to archive.h.
1522 (should_include_member): Make it a member of Archive.
1524 (Add_lib_group_symbols): New.
1525 * archive.h: Include options.h.
1526 (Archive_member): Moved from Archive.
1527 (Should_include): Moved from archive.cc.
1529 (Add_lib_group_symbols): New.
1530 * dynobj.cc (do_should_include_member): New.
1531 * dynobj.h (do_should_include_member): New.
1532 * gold.cc (queue_initial_tasks): Update call to queue.
1533 * main.cc (main): Print lib group stats.
1534 * object.cc (do_should_include_member): New.
1535 * object.h: Include archive.h.
1536 (Object::should_include_member): New.
1537 (Object::do_should_include_member): New.
1538 (Sized_relobj::do_should_include_member): New.
1539 * options.cc (General_options::parse_start_lib): New.
1540 (General_options::parse_end_lib): New.
1541 (Input_arguments::add_file): Handle lib groups.
1542 (Input_arguments::start_group): Check we are not in a lib.
1543 (Input_arguments::start_lib): New.
1544 (Input_arguments::end_lib): New.
1545 * options.h (General_options): Add start_lib and end_lib.
1546 (Input_argument::lib_): New.
1547 (Input_argument::lib): New.
1548 (Input_argument::is_lib): New.
1549 (Input_file_lib): New.
1550 (Input_arguments::in_lib_): New.
1551 (Input_arguments::in_lib): New.
1552 (Input_arguments::start_lib): New.
1553 (Input_arguments::end_lib_): New.
1554 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1555 in unused members as preempted.
1556 (Sized_pluginobj::do_should_include_member): New.
1557 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1558 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1560 (Read_symbols::do_whole_lib_group): New.
1561 (Read_symbols::do_lib_group): New.
1562 (Read_symbols::do_read_symbols): Handle lib groups.
1563 (Read_symbols::get_name): Handle lib groups.
1564 * readsyms.h (Read_symbols): Add an archive member pointer.
1565 (Read_symbols::do_whole_lib_group): New.
1566 (Read_symbols::do_lib_group): New.
1567 (Read_symbols::member_): New.
1568 * script.cc (read_input_script): Update call to queue_soon.
1570 2010-03-19 Doug Kwan <dougkwan@google.com>
1572 * arm.cc (Stub_table::Stub_table): Initialize new data members
1573 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1574 (Stub_table::add_reloc_stub): Assign stub offset and update
1575 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1576 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1578 (Stub_table::update_data_size_and_addralign): Use
1579 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1580 instead of going over all reloc stubs.
1581 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1582 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1583 Stringpool_template::offset_ to size of Stringpool_char.
1584 (Stringpool_template::new_key_offset): Remove code to initialize
1585 Stringpool_template::offset_.
1586 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1587 Stringpool_template::offset_ to zero.
1589 2010-03-15 Doug Kwan <dougkwan@google.com>
1591 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1593 (Stringpool_template::new_key_offset): New method.
1594 (Stringpool_template::add_string): Assign offsets when adding new
1596 (Stringpool_template::set_string_offsets): Do not set string offsets
1597 when not optimizing.
1598 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1600 (Chunked_vector::clear): Clear size_.
1601 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1602 (Chunked_vector::size): Return size_.
1603 (Chunked_vector::push_back): Use size_ to find insert position.
1604 (Chunked_vector::size_): New data member.
1605 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1606 (Stringpool_template::new_key_offset): New method declaration.
1607 (Stringpool_template::offset_): New data member.
1609 2010-03-15 Rafael Espindola <espindola@google.com>
1611 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1612 Add_symbols' constructor.
1613 * readsyms.h (Add_symbols): Remove the input_group member.
1615 2010-03-10 Ian Lance Taylor <iant@google.com>
1617 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1618 target to ask whether a reference to a symbol requires a stack
1620 * target.h (Target::is_call_to_non_split): New function.
1621 (Target::do_is_call_to_non_split): Declare virtual function.
1622 * target.cc: Include "symtab.h".
1623 (Target::do_is_call_to_non_split): New function.
1624 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1626 2010-03-10 Cary Coutant <ccoutant@google.com>
1628 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1629 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1630 (File_read::open[2]): Add whole_file_view_ to list of views.
1631 (File_read::make_view): Remove test of whole_file_view_.
1632 (File_read::find_or_make_view): Create whole_file_view_ if
1634 (File_read::clear_views): Replace bool parameter with enum;
1635 adjust all callers. Don't delete views with permanent data;
1636 do delete cached views and views from archives if
1637 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1638 if clearing the corresponding view.
1639 * fileread.h (File_read::Clear_views_mode): New enum.
1640 (File_read::View::is_permanent_view): New method.
1641 (File_read::clear_views): Replace bool parameter
1642 with enum; adjust all callers.
1643 * options.h (General_options): Change keep_files_mapped option;
1644 add map_whole_files.
1645 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1647 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1650 2010-03-10 David S. Miller <davem@davemloft.net>
1652 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1654 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1656 * icf.cc (get_section_contents): Add '@' marker after processing the
1659 2010-03-08 Doug Kwan <dougkwan@google.com>
1661 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1662 due to a conversion warning.
1663 (Arm_relobj::update_output_local_symbol_count): Check for local
1664 symbol with unset output index.
1666 2010-03-05 Ian Lance Taylor <iant@google.com>
1668 * options.h (class General_options): Add --spare-dynamic-tags.
1669 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1670 --spare-dynamic-tags.
1672 2010-03-05 Ian Lance Taylor <iant@google.com>
1674 * incremental.cc: Include "libiberty.h".
1676 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1678 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1679 function, is_info_ member.
1680 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1681 (Versions::Versions): Update caller.
1682 (Versions::define_base_version): Likewise.
1683 (Versions::add_def): Likewise.
1685 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1687 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1688 (Scan::possible_function_pointer_reloc): New function.
1689 (Scan::local_reloc_may_be_function_pointer): Change to call
1690 possible_function_pointer_reloc.
1691 (Scan::global_reloc_may_be_function_pointer): Ditto.
1692 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1693 relocations in ".data.rel.ro._ZTV" section.
1694 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1695 * testsuite/icf_safe_so_test.cc: Ditto.
1696 * testsuite/icf_safe_test.cc: Ditto.
1697 * testsuite/icf_safe_test.sh: Ditto.
1699 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1700 Ian Lance Taylor <iant@google.com>
1702 * target-reloc.h (relocate_section): Check the symbol table index
1703 for -1U before setting the local symbol index.
1704 (scan_relocatable_relocs): If copying the relocation, record that
1705 the local symbol is required.
1706 * object.h (Symbol_value::is_output_symtab_index_set): New
1708 (Symbol_value::may_be_discarded_from_output_symtab): New
1710 (Symbol_value::has_output_symtab_entry): New function.
1711 (Symbol_value::needs_output_symtab_entry): Remove.
1712 (Symbol_value::output_symtab_index): Make sure the symbol index is
1714 (Symbol_value::set_output_symtab_index): Make sure the symbol
1715 index is not set. Make sure the new index is valid.
1716 (Symbol_value::set_must_have_output_symtab_entry): New function.
1717 (Symbol_value::has_output_dynsym_entry): New function.
1718 (Symbol_value::set_output_dynsym_index): Make sure the new index
1720 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1721 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1722 local symbol if permitted.
1723 (Sized_relobj::do_finalize_local_symbols): Call
1724 is_output_symtab_index_set rather than needs_output_symtab_entry.
1725 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1726 rather than needs_output_symtab_entry. Call
1727 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1728 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1729 is_output_symtab_index_set rather than needs_output_symtab_entry.
1730 * testsuite/discard_locals_relocatable_test.c: New file.
1731 * testsuite/discard_locals_test.sh: Test -r.
1732 * testsuite/Makefile.am (check_DATA): Add
1733 discard_locals_relocatable_test1.syms,
1734 discard_local_relocatable_test2.syms.
1735 (MOSTLYCLEANFILES): Likewise. Also add
1736 discard_locals_relocatable_test1.lout and
1737 discard_locals_relocatable_test2.out.
1738 (discard_locals_relocatable_test1.syms): New target.
1739 (discard_locals_relocatable_test.o): New target.
1740 (discard_locals_relocatable_test1.out): New target.
1741 (discard_locals_relocatable_test2.syms): New target.
1742 (discard_locals_relocatable_test2.out): New target.
1743 (various): Add missing ../ld-new dependencies.
1744 * testsuite/Makefile.in: Rebuild.
1746 2010-03-03 Nick Clifton <nickc@redhat.com>
1748 * po/fi.po: New Finnish translation.
1750 2010-03-01 Doug Kwan <dougkwan@google.com>
1752 * layout.cc (Layout::Layout): Force section types of .init_array*,
1753 .preinit_array* and .fini_array* sections.
1754 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1755 Fix check of return value of std::string::find.().
1756 (Output_section::Input_section_sort_compare::operator()): Remove
1757 comment about .init_array.
1758 (Output_section::Input_section_sort_init_fini_compare::operator()):
1760 (Output_section::sort_attached_input_sections): Handle .init_array
1761 and .fini_array specially.
1762 * output.h (Output_section::Inut_section_sort_compare): Update
1764 (Output_section::Input_section_sort_init_fini_compare): New struct.
1766 2010-02-26 Doug Kwan <dougkwan@google.com>
1768 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1769 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1770 * testsuite/debug_msg.sh: Avoid matching source line number for
1771 use of global variable undef_int.
1773 2010-02-26 Doug Kwan <dougkwan@google.com>
1775 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1776 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1777 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1778 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1779 * options.cc (General_options::General_options): Initialize member
1781 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1782 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1783 and rm_no_fix_v4bx.stdout
1784 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1785 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1786 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1787 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1788 and arm_no_fix_v4bx.
1789 * Makefile.in: Regenerate.
1790 * testsuite/arm_fix_v4bx.s: New file.
1791 * testsuite/arm_fix_v4bx.sh: Ditto.
1793 2010-02-24 Doug Kwan <dougkwan@google.com>
1795 * arm.cc (Target_arm::got_section): Make the .got section the first
1796 non RELRO section in the data segment.
1797 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1798 suffixes of section names.
1800 2010-02-24 Doug Kwan <dougkwan@google.com>
1802 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1803 flags and attributes merging if an input file is a binary file.
1804 * fileread.cc (Input_file::open): Record format of original file.
1805 * fileread.h (Input_file::Format): New enum type.
1806 (Input_file::Input_file): Initialize data member format_.
1807 (Input_file::format): New method definition.
1808 (Input_file::format_):: New data member.
1810 2010-02-24 Doug Kwan <dougkwan@google.com>
1812 * arm.cc (Arm_output_data_got): New class.
1813 (ARM_TCB_SIZE): New constant
1814 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1815 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1816 If user uses a script with a SECTIONS clause, issue only a warning
1817 for a misplaced EXIDX input section. Otherwise, issue an error.
1818 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1820 (Target_arm::got_mode_index_entry): Handle static linking.
1821 (Target_arm::Scan::local): Ditto.
1822 (Target_arm::Scan::global): Ditto.
1823 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1824 all incorrectly implemented relocations.
1825 (Target_arm::fix_exidx_coverage): Pass layout to
1826 Arm_output_section::fix_exidx_coverage.
1827 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1828 from ".ARM.exidx." and ".ARM.extab.".
1830 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1832 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1833 section if it does not already exist.
1834 * attributes.cc (Attributes_section_data::Attributes_section_data):
1835 Don't crash if size is zero.
1837 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1838 Ian Lance Taylor <iant@google.com>
1840 * gold.cc (queue_middle_tasks): If no input files were opened,
1842 * workqueue.h (Task_function::Task_function): Assert that there is
1845 2010-02-22 Doug Kwan <dougkwan@google.com>
1847 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1848 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1849 types to avoid warnings due to different uint64_t implementations
1852 2010-02-21 Doug Kwan <dougkwan@google.com>
1854 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1855 handling of the maximum backward branch offset.
1856 (Arm_relocate_functions::thumb_branch_common): Ditto.
1857 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1858 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1859 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1860 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1861 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1862 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1863 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1864 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1865 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1866 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1867 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1868 thumb2_bl_out_of_range.o): New rules.
1869 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1870 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1871 thumb2_bl_out_of_range
1872 * testsuite/Makefile.in: Regenerate.
1873 * testsuite/arm_bl_in_range.s: New file.
1874 * testsuite/arm_bl_out_of_range.s: Ditto.
1875 * testsuite/arm_branch_in_range.sh: Ditto.
1876 * testsuite/arm_branch_range.t: Ditto.
1877 * testsuite/thumb2_branch_range.t: Ditto.
1878 * testsuite/thumb_bl_in_range.s: Ditto.
1879 * testsuite/thumb_bl_out_of_range.s: Ditto.
1880 * testsuite/thumb_branch_range.t: Ditto.
1882 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1884 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1885 Add reloc offset information.
1886 * icf.cc (get_section_contents): Change iterators to point to the new
1887 vectors. Add reloc offset information to the contents.
1888 * icf.h (Icf::Sections_reachable_info): New typedef.
1889 (Icf::Sections_reachable_list): New typedef.
1890 (Icf::Offset_info): New typedef.
1891 (Icf::Reloc_info): New struct typedef.
1892 (Icf::Reloc_info_list): New typedef.
1893 (Icf::symbol_reloc_list): Delete method.
1894 (Icf::addend_reloc_list): Delete method.
1895 (Icf::section_reloc_list): Delete method.
1896 (Icf::reloc_info_list): New method.
1897 (Icf::reloc_info_list_): New member.
1899 2010-02-19 Doug Kwan <dougkwan@google.com>
1901 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1902 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1903 * arm.cc (Arm_relocation_functions): New forward declaration.
1904 (Target_arm::Target_arm): Initialize new data members
1905 got_mod_index_offset_ and tls_base_symbol_defined_.
1906 (Target_arm::Relocate::relocate_tls): New method.
1907 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1908 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1910 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1911 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1912 (Target_arm::got_mod_index_offset_,
1913 Target_arm::tls_base_symbol_defined_): New data members.
1914 (Target_arm::Scan::local, Target::Scan::global,
1915 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1918 2010-02-18 Doug Kwan <dougkwan@google.com>
1920 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1921 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1922 text section as a parameter becuase some broken tools may not set
1923 the link in section header.
1924 (Target_arm::has_got_section): New method.
1925 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1926 without any mapping symbol as data only. Remove warning.
1927 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1928 link in its section header, try to discover the link by inspecting the
1929 REL31 relocation at the beginning of the section.
1930 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1932 (Target_arm::Scan::global): Treat any reference to the symbol
1933 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1935 2010-02-12 Sriraman Tallam <tmsriram@google.com>
1937 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1938 (Scan::global_reloc_may_be_function_pointer): New function.
1939 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1940 (Scan::global_reloc_may_be_function_pointer): New function.
1941 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1942 (Scan::global_reloc_may_be_function_pointer): New function.
1943 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1944 (Scan::global_reloc_may_be_function_pointer): New function.
1945 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1946 (Scan::global_reloc_may_be_function_pointer): New function.
1947 (Scan::possible_function_pointer_reloc): New function.
1948 (Target_x86_64::can_check_for_function_pointers): New function.
1949 * gc.h (gc_process_relocs): Scan relocation types to determine if
1950 function pointers were taken for targets that support it.
1951 * icf.cc (Icf::find_identical_sections): Include functions for
1952 folding in safe ICF whose pointer is not taken.
1953 * icf.h (Secn_fptr_taken_set): New typedef.
1954 (fptr_section_id_): New member.
1955 (section_has_function_pointers): New function.
1956 (set_section_has_function_pointers): New function.
1957 (check_section_for_function_pointers): New function.
1958 * options.h: Fix comment for safe ICF option.
1959 * target.h (can_check_for_function_pointers): New function.
1960 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1961 Modify icf_safe_test for X86-64.
1962 * testsuite/Makefile.in: Regenerate.
1963 * testsuite/icf_safe_so_test.cc: New file.
1964 * testsuite/icf_safe_so_test.sh: New file.
1965 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1966 (main): Change to take pointer to function kept_func_3.
1967 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1968 folding is done correctly for X86-64.
1970 2010-02-12 David S. Miller <davem@davemloft.net>
1972 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1973 is_symbolless parameter.
1974 (Output_reloc<SHT_REL>::is_symbolless): New.
1975 (Output_reloc<SHT_REL>::is_symbolless_): New.
1976 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1977 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1978 (Output_reloc<SHT_RELA>::is_symbolless): New.
1979 (Output_data_reloc::add_global): Handle is_symbolless.
1980 (Output_data_reloc::add_global_relative): Likewise.
1981 (Output_data_reloc::add_local): Likewise.
1982 (Output_data_reloc::add_local_relative): Likewise.
1983 (Output_data_reloc::add_symbolless_global_addend): New.
1984 (Output_data_reloc::add_symbolless_local_addend): New.
1985 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1987 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1988 instead of ->is_relative_
1989 (Output_reloc::write): Likewise.
1990 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1991 (Output_reloc::write_rel): Simplify.
1993 * sparc.cc (Target_sparc::Scan::local): Use
1994 ->add_symbolless_local_addend as needed.
1995 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1996 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1997 based upon relocation offset.
1999 2010-02-11 Doug Kwan <dougkwan@google.com>
2001 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2002 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2003 beginning of function.
2004 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2005 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2006 parameter is_32bit in calls to should_apply_static_reloc.
2007 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2008 (check_DATA): Add arm_abs_global.stdout.
2009 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2010 arm_abs_global.stdout): New rules.
2011 (MOSTLLYCLEANFILES): Add arm_abs_global
2012 * Makefile.in: Regenerate.
2013 * testsuite/arm_abs_global.s: New file.
2014 * testsuite/arm_abs_global.sh: Ditto.
2015 * testsuite/arm_abs_lib.s: Ditto.
2017 2010-02-11 Ian Lance Taylor <iant@google.com>
2019 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2021 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2022 Allocate_commons_task first.
2023 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2024 task, rather than symtab_lock_.
2025 (Gc_process_relocs::~Gc_process_relocs): New function.
2026 (Gc_process_relocs::is_runnable): Check this_blocker_.
2027 (Gc_process_relocs::locks): Use next_blocker_ rather than
2029 (Scan_relocs::~Scan_relocs): New function.
2030 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2032 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2034 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2035 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2036 constructor accordingly.
2037 (class Gc_process_relocs): Likewise.
2038 (class Scan_relocs): Likewise.
2039 * common.h (class Allocate_commons_task): Remove symtab_lock_
2040 field, and corresponding constructor parameter.
2041 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2043 (Allocate_commons_task::locks): Likewise.
2045 2010-02-11 Ian Lance Taylor <iant@google.com>
2047 * gold-threads.h (class Once): Define.
2048 (class Initialize_lock): Rewrite as child of Once.
2049 * gold-threads.cc (class Once_initialize): Define.
2050 (once_pointer_control): New static variable.
2051 (once_pointer, once_arg): New static variables.
2052 (c_run_once): New static function.
2053 (Once::Once, Once::run_once, Once::internal_run): New functions.
2054 (class Initialize_lock_once): Remove.
2055 (initialize_lock_control): Remove.
2056 (initialize_lock_pointer): Remove.
2057 (initialize_lock_once): Remove.
2058 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2059 (Initialize_lock::initialize): Rewrite.
2060 (Initialize_lock::do_run_once): New function.
2061 * archive.cc (Archive::interpret_header): Only clear name if it is
2063 * fileread.cc: Include "gold-threads.h"
2064 (file_counts_lock): New static variable.
2065 (file_counts_initialize_lock): Likewise.
2066 (File_read::release): Only increment counts when using --stats.
2067 Use a lock around the increment.
2068 * parameters.cc (class Set_parameters_target_once): Define.
2069 (set_parameters_target_once): New static variable.
2070 (Parameters::Parameters): Move here from parameters.h.
2071 (Parameters::set_target): Rewrite.
2072 (Parameters::set_target_once): New function.
2073 (Parameters::clear_target): Move here and rewrite.
2074 * parameters.h (class Parameters): Update declarations. Add
2075 set_parameters_target_once_ field.
2076 (Parameters::Parameters): Move to parameters.cc.
2077 (Parameters::clear_target): Likewise.
2078 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2080 (Start_group::~Start_group): New function.
2081 (Start_group::is_runnable): New function.
2082 (Start_group::locks, Start_group::run): New functions.
2083 (Finish_group::run): Change saw_undefined to size_t.
2084 * readsyms.h (class Start_group): Define.
2085 (class Finish_group): Change saw_undefined_ field to size_t.
2086 (Finish_group::Finish_group): Remove saw_undefined and
2087 this_blocker parameters. Change all callers.
2088 (Finish_group::set_saw_undefined): New function.
2089 (Finish_group::set_blocker): New function.
2090 * symtab.h (class Symbol_table): Change saw_undefined to return
2091 size_t. Change saw_undefined_ field to size_t.
2092 * target-select.cc (Set_target_once::do_run_once): New function.
2093 (Target_selector::Target_selector): Initialize set_target_once_
2094 field. Don't initialize lock_ and initialize_lock_ fields.
2095 (Target_selector::instantiate_target): Rewrite.
2096 (Target_selector::set_target): New function.
2097 * target-select.h (class Set_target_once): Define.
2098 (class Target_selector): Update declarations. Make
2099 Set_target_once a friend. Remove lock_ and initialize_lock_
2100 fields. Add set_target_once_ field.
2102 2010-02-10 Ian Lance Taylor <iant@google.com>
2104 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2106 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2107 (queue_middle_tasks): Add all blockers before queueing any tasks.
2108 (queue_final_tasks): Likewise.
2109 * token.h (Task_token::add_blockers): New function.
2110 * object.h (Input_objects::number_of_relobjs): New function.
2112 2010-02-10 Ian Lance Taylor <iant@google.com>
2114 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2115 shared, not if not position independent.
2116 * x86_64.cc (Relocate::relocate_tls): Likewise.
2117 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2118 (tls_pie_pic_test): New target.
2119 * testsuite/Makefile.in: Rebuild.
2121 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2122 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2123 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2124 * testsuite/Makefile.in: Rebuild.
2126 2010-02-09 David S. Miller <davem@davemloft.net>
2128 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2129 R_SPARC_RELATIVE using ->add_local_relative().
2130 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2132 * output.h (Output_data_dynamic::add_section_size): New method
2133 that takes two Output_data objects.
2134 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2135 entry param. Handle it in initializers.
2136 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2137 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2138 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2140 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2141 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2142 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2143 for dynrel_includes_plt.
2144 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2145 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2146 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2148 (Target_sparc::do_finalize_sections): Update to pass true for
2149 dynrel_includes_plt.
2150 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2151 output before .rela.plt
2152 (Target_powerpc::do_finalize_sections): Update to pass true for
2153 dynrel_includes_plt when 32-bit.
2155 2010-02-08 Doug Kwan <dougkwan@google.com>
2157 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2159 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2160 Arm_relobj::scan_section_for_cortex_a8_stubs,
2161 Arm_relobj::do_relocation_section): Instead of calling
2162 Output_section::output_address, use faster
2163 Arm_relobj::simple_input_section_output_address.
2165 2010-02-08 David S. Miller <davem@davemloft.net>
2167 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2168 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2169 relocation helper function.
2171 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2172 just like R_SPARC_GOT{10,13,22}.
2173 (Target_sparc::Scan::local): Likewise.
2174 (Target_sparc::Relocate:relocate): Likewise.
2176 2010-02-06 Ian Lance Taylor <iant@google.com>
2178 * configure.ac: Rewrite targetobjs duplicate removal code to use
2179 only shell constructs.
2180 * configure: Rebuild.
2182 2010-02-05 Doug Kwan <dougkwan@google.com>
2185 * arm.cc (Arm_relobj::section_is_scannable): New method.
2186 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2187 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2189 2010-02-04 Doug Kwan <dougkwan@google.com>
2192 * arm-reloc-property.cc (cstdio): Include.
2193 * configure.ac (targetobjs): Remove duplicates.
2194 * configure: Regenerate.
2195 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2196 big and little endian version for a given address size.
2198 2010-02-03 Doug Kwan <dougkwan@google.com>
2200 * arm-reloc-property.cc
2201 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2203 * arm-reloc-property.h
2204 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2205 New method definition.
2206 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2208 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2210 (GOT_PREL): Change implemented to Y.
2211 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2212 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2213 (Arm_relocate_functions::movw_abs_nc): Remove method.
2214 (Arm_relocate_functions::movt_abs): Ditto.
2215 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2216 (Arm_relocate_functions::thm_movt_abs): Ditto.
2217 (Arm_relocate_functions::movw_rel_nc): Ditto.
2218 (Arm_relocate_functions::movw_rel): Ditto.
2219 (Arm_relocate_functions::movt_rel): Ditto.
2220 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2221 (Arm_relocate_functions:thm_movw_rel): Ditto.
2222 (Arm_relocate_functions:thm_movt_rel): Ditto.
2223 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2224 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2225 New method definitions.
2226 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2227 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2228 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2229 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2230 (Target_arm::Relocate::relocate): Check for non-static or
2231 unimplemented relocation code and exit early. Change calls to
2232 Target_arm::reloc_uses_thumb_bit and
2233 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2234 instead. Refactor code to handle similar relocations to increase
2235 code sharing. Remove check for unsupported relocation code in switch
2237 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2238 relocation property table to find out size. Change error message to
2239 print out the name of a relocation code instead of the numeric value.
2240 (Target_arm::scan_reloc_for_stub): Use relocation property table
2241 instead of calling Target_arm::reloc_uses_thumb_bit().
2243 2010-02-02 Doug Kwan <dougkwan@google.com>
2245 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2246 types of relaxed input section.
2248 2010-02-02 Doug Kwan <dougkwan@google.com>
2250 * Makefile.am (HFILES): Add arm-reloc-property.h.
2252 (TARGETSOURCES): Add arm-reloc-property.cc
2253 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2254 (libgold_a_SOURCES): $(DEFFILES)
2255 * Makefile.in: Regenerate.
2256 * arm-reloc-property.cc: New file.
2257 * arm-reloc-property.h: New file.
2258 * arm-reloc.def: New file.
2259 * arm.cc: Update comments.
2260 (arm-reloc-property.h): New included header.
2261 (arm_reloc_property_table): New global variable.
2262 (Target_arm::do_select_as_default_target): New method definition.
2263 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2264 arm-reloc-property to targ_extra_obj.
2265 * parameters.cc (set_parameters_target): Call
2266 Target::select_as_default_target().
2267 * target.h (Target::select_as_default_target): New method definition.
2268 (Target::do_select_as_default_target): Same.
2270 2010-02-01 Doug Kwan <dougkwan@google.com>
2272 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2273 first_output_text_section_.
2274 (Arm_exidx_fixup::first_output_text_section): New method definition.
2275 (Arm_exidx_fixup::first_output_text_section_): New data member.
2276 (Arm_exidx_fixup::process_exidx_section): Record the first text
2277 output section seen.
2278 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2279 and entsize in output section header.
2281 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2283 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2284 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2285 (Arm_relocate_functions::thm_alu11): New Method.
2286 (Arm_relocate_functions::thm_pc8): New Method.
2287 (Arm_relocate_functions::thm_pc12): New Method.
2288 (Target_arm::Scan::local): Handle the relocations.
2289 (Target_arm::Scan::global): Likewise.
2290 (Target_arm::Relocate::relocate): Likewise.
2291 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2293 2010-01-29 Doug Kwan <dougkwan@google.com>
2295 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2296 of relocation types as ld.
2298 2010-01-29 Doug Kwan <dougkwan@google.com>
2300 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2302 (Arm_relocate_functions::thumb_branch_common): Ditto.
2303 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2304 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2305 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2306 Arm_relocate_functions::jump24): Remove.
2307 (Target_arm::Relocate::relocate): Adjust code to call
2308 Arm_relocation_functions::arm_branch_common and
2309 Arm_relocation_functions::thumb_branch_common instead of their removed
2310 wrappers. Merge switch-cases together to reduce source code size.
2312 2010-01-29 Doug Kwan <dougkwan@google.com>
2314 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2315 output_local_symbol_count_needs_update_.
2316 (Arm_relobj::output_local_symbol_count_needs_update,
2317 Arm_relobj::set_output_local_symbol_count_needs_update,
2318 Arm_relobj::update_output_local_symbol_count): New methods.
2319 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2321 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2322 of pointed function as in a R_ARM_PREL31 relocation.
2323 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2324 for output local symbol count updating.
2325 (Target_arm::do_relax): Update output local symbol counts in objects
2327 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2329 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2331 * arm.cc: Added support for the ARM relocations:
2332 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2333 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2334 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2336 (Arm_relocate_functions::movw_rel): New method.
2337 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2338 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2340 (Arm_relocate_functions::thm_movw_rel): New method.
2341 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2343 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2345 (Target_arm::Scan::global): Likewise.
2346 (Target_arm::Relocate::relocate): Likewise.
2347 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2350 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2352 * arm.cc: Added support for ARM group relocations.
2353 (Target_arm::reloc_needs_sym_origin): New method.
2354 (Arm_relocate_functions::calc_grp_kn): New method.
2355 (Arm_relocate_functions::calc_grp_residual): New method.
2356 (Arm_relocate_functions::calc_grp_gn): New method.
2357 (Arm_relocate_functions::arm_grp_alu): New Method.
2358 (Arm_relocate_functions::arm_grp_ldr): New Method.
2359 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2360 (Arm_relocate_functions::arm_grp_ldc): New Method.
2361 (Target_arm::Scan::local): Handle the ARM group relocations.
2362 (Target_arm::Scan::global): Likewise.
2363 (Target_arm::Relocate::relocate): Likewise.
2364 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2367 2010-01-26 Doug Kwan <dougkwan@google.com>
2369 * arm.cc (set): Include.
2370 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2372 (Arm_output_section::Text_section_list): New type.
2373 (Arm_output_section::append_text_sections_to_list): New method.
2374 (Arm_output_section::fix_exidx_coverage): Ditto.
2375 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2376 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2377 Relobj::set_section_offset() instead of
2378 Sized_relobj::invalidate_section_offset().
2379 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2380 parameter for section headers. Ignore relocation sections for
2381 unallocated sections and EXIDX sections.
2382 (Target_arm::fix_exidx_coverage): New method.
2383 (Target_arm::output_section_address_less_than): New type.
2384 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2385 linked text section instead of the EXIDX section.
2386 (Arm_output_section::create_stub_group): Add an assertion to check
2387 that this is not an EXIDX output section.
2388 (Arm_output_section::append_text_sections_to_list): New method.
2389 (Arm_output_section::fix_exidx_coverage): Ditto.
2390 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2391 Arm_relobj::section_needs_reloc_stub_scanning.
2392 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2394 (Target_arm::fix_exidx_coverage): New method.
2395 * object.h (Relobj::set_output_section): New method.
2396 (Sized_relobj::invalidate_section_offset): Remove method.
2397 (Sized_relobj::do_invalidate_section_offset): Remove method.
2398 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2400 2010-01-25 Doug Kwan <dougkwan@google.com>
2402 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2403 Fix warning due to signed and unsigned comparison on a 32-bit host.
2405 2010-01-22 Doug Kwan <dougkwan@google.com>
2407 * arm.cc (Target_arm::do_relax): Record an output section for section
2408 offset adjustment it contains any stub table that has changed.
2409 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2410 offsets in an output section if necessary.
2411 * output.cc (Output_section::Output_section): Initialize
2412 section_offsets_need_adjustments_.
2413 (Output_section::add_input_section_for_script): Renamed to
2414 Output_section::add_simple_input_section.
2415 (Output_section::save_states): Add a comment.
2416 (Output_section::discard_states): New method defintion.
2417 (Output_section::adjust_section_offsets): Same.
2418 * output.h (Output_section::add_input_section_for_script): Renamed to
2419 Output_section::add_simple_input_section.
2420 (Output_section::discard_states): New method declaration.
2421 (Output_section::adjust_section_offsets): Same.
2422 (Output_section::section_offsets_need_adjustment,
2423 Output_section::set_section_offsets_need_adjustment): New method
2425 (Output_section::section_offsets_need_adjustment_): New data member.
2426 * script-sections.cc
2427 (Output_section_element_input::set_section_address): Adjust code for
2428 renaming of Output_section::add_input_section_for_script.
2429 (Orphan_output_section::set_section_address): Same.
2431 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2433 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2434 Fix_v4bx enum values .
2435 * gold/options.h (General_options): New option definitions.
2436 (General_options::fix_v4bx): New method.
2437 (General_options::Fix_v4bx): New enum.
2438 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2439 (General_options::parse_fix_v4bx_interworking): New method.
2441 2010-01-22 Doug Kwan <dougkwan@google.com>
2443 * arm.cc (Arm_exidx_fixup): New class.
2445 2010-01-21 Doug Kwan <dougkwan@google.com>
2447 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2449 (Arm_exidx_section_offset_map): New type.
2451 2010-01-21 Doug Kwan <dougkwan@google.com>
2453 * arm.cc (Arm_exidx_input_section): New class.
2454 (Arm_relobj::exidx_input_section_by_link,
2455 Arm_relobj::exidx_input_section_by_shndx,
2456 Arm_relobj::make_exidx_input_section): New methods.
2457 (read_arm_attributes_section): Remove.
2458 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2459 information about them.
2460 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2463 2010-01-20 Doug Kwan <dougkwan@google.com>
2465 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2466 Input_section_specifier to Section_id.
2467 (Target_arm::new_arm_input_section: Adjust code for change of key
2469 (Target_arm::find_arm_input_section): Ditto.
2470 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2471 (Section_id): Remove.
2472 (Garbage_collection::Section_id_hash): Remove.
2473 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2474 (Section_id): Remove.
2475 (Icf::Section_id_hash): Remove.
2476 * object.h (Section_id, Const_section_id, Section_id_hash,
2477 Const_section_id_hash): New type definitions.
2478 * output.cc (Output_section::add_relaxed_input_section): Change to
2479 use Const_section_id instead of Input_section_specifier as key type.
2480 (Output_section::add_merge_input_section): Ditto.
2481 (Output_section::build_relaxation_map): Change to use Section_id
2482 instead of Input_section_specifier as key type.
2483 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2485 (Output_section::convert_input_sections_to_relaxed_sections): Change
2486 to use Const_section_id instead of Input_section_specifier as key type.
2487 (Output_section::find_merge_section): Ditto.
2488 (Output_section::find_relaxed_input_section): Ditto.
2489 * output.h (Input_section_specifier): Remove class.
2490 (Output_section::Output_section_data_by_input_section_map): Change
2491 key type to Const_section_id.
2492 (Output_section::Output_relaxed_input_section_by_input_section_map):
2494 (Output_section::Relaxation_map): Change key type to Section_id.
2496 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2498 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2499 (class Arm_v4bx_stub): New class.
2500 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2501 (Stub_factory::make_arm_v4bx_stub): New method.
2502 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2503 (Stub_table::empty): Handle v4bx stubs.
2504 (Stub_table::add_arm_v4bx_stub): New method.
2505 (Stub_table::find_arm_v4bx_stub): New method.
2506 (Arm_relocate_functions::v4bx): New method.
2507 (Target_arm::fix_v4bx): New method.
2508 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2509 (Stub_table::relocate_stubs): Likewise.
2510 (Stub_table::do_write): Likewise.
2511 (Stub_table::update_data_size_and_addralign): Likewise.
2512 (Stub_table::finalize_stubs): Likewise.
2513 (Target_arm::Scan::local): Likewise.
2514 (Target_arm::Scan::global): Likewise.
2515 (Target_arm::do_finalize_sections): Likewise.
2516 (Target_arm::Relocate::relocate): Likewise.
2517 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2519 (Target_arm::scan_reloc_for_stub): Likewise.
2520 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2522 2010-01-19 Ian Lance Taylor <iant@google.com>
2524 * output.cc (Output_section_headers::do_sized_write): Write large
2525 segment count to sh_info field.
2526 (Output_file_header::do_sized_write): For large segment count,
2527 write PN_XNUM to e_phnum field.
2529 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2531 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2532 (Arm_relocate_functions::thm_jump8): New function.
2533 (Arm_relocate_functions::thm_jump11): New function.
2534 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2536 (Target_arm::Scan::global): Likewise.
2537 (Target_arm::Relocate::relocate): Likewise.
2538 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2541 2010-01-14 Doug Kwan <dougkwan@google.com>
2543 * arm.cc (map, utility): Include headers.
2544 (Target_arm::apply_cortex_a8_workaround): New method.
2545 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2546 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2547 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2548 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2549 the --[no-]fix-cortex-a8 command line options.
2550 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2551 (Target_arm::relocate_stub): Use addend in instruction template.
2552 * options.h (DEFINE_bool): Set the user-set flag.
2553 (General_options): Add --[no-]-fix-cortex options.
2554 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2555 : Update fast look-up map after conversion.
2557 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2559 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2560 in the first pass of do_layout.
2562 2010-01-13 Doug Kwan <dougkwan@google.com>
2564 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2565 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2566 apparent compiler problem of not folding static constant integral
2567 data members of elfcpp::Elf_sizes<32>.
2569 2010-01-13 Doug Kwan <dougkwan@google.com>
2571 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2572 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2573 Arm_relobj::scan_section_for_cortex_a8_erratum,
2574 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2575 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2576 sections to scan for relocation stubs into a new method
2577 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2578 relocation and Cortex-A8 stub scanning.
2579 (Target_arm::do_relax): Force stubs to be after stubbed sections
2580 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2581 the beginning of a new relaxation pass. Update a comment.
2582 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2584 2010-01-12 Ian Lance Taylor <iant@google.com>
2586 * target-reloc.h (visibility_error): New inline function.
2587 (relocate_section): Call visibility_error.
2588 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2589 (MOSTLYCLEANFILES): Likewise.
2590 (protected_4_pic.o, protected_3.err): New targets.
2591 * testsuite/protected_4.cc: New file.
2593 2010-01-12 Doug Kwan <dougkwan@google.com>
2595 * arm.cc (Cortex_a8_reloc): New class.
2596 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2597 and cortex_a8_relocs_info_.
2598 (Target_arm::fix_cortex_a8): New method definition.
2599 (Target_arm::Cortex_a8_relocs_info): New type.
2600 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2601 New data member declarations.
2602 (Target_arm::scan_reloc_for_stub): Record information about
2603 relocations for THUMB branches that might be exempted from the
2604 Cortex-A8 workaround.
2605 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2606 at the beginning of a relaxation pass.
2608 2010-01-12 Doug Kwan <dougkwan@google.com>
2610 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2611 (Arm_relobj::Mapping_symbol_position,
2612 Arm_reloj::Mapping_symbol_position_less,
2613 Arm_relobj::Mapping_symbols_info): New types.
2614 (Target_arm::is_mapping_symbol_name): New method definition.
2615 (Arm_relobj::do_count_local_symbols): Save information about mapping
2618 2010-01-11 Doug Kwan <dougkwan@google.com>
2620 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2621 Arm_relocate_functions::thumb32_branch_upper,
2622 Arm_relocate_functions::thumb32_branch_lower,
2623 Arm_relocate_functions::thumb32_cond_branch_offset,
2624 Arm_relocate_functions::thumb32_cond_branch_upper,
2625 Arm_relocate_functions::thumb32_cond_branch_lower,
2626 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2627 branch offset encoding.
2628 (Arm_relocate_functions::thumb_branch_common): Use new branch
2629 offset encoding methods to avoid code duplication.
2630 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2631 (Stub_addend_reader::operator()): Use new branch encoding method
2632 to avoid code duplication.
2634 2010-01-11 Doug Kwan <dougkwan@google.com>
2636 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2637 (Target_arm::do_finalize_sections): Define special EXIDX section
2638 symbols only if referenced.
2639 * gc.h (Garbage_collection::add_reference): New method.
2640 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2643 2010-01-11 Ian Lance Taylor <iant@google.com>
2645 * script.cc (Version_script_info::build_expression_list_lookup):
2646 Change complaing about duplicate wildcard match from error to
2649 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2651 (Version_script_info::Version_script_info): Initialize globs_,
2652 default_version_, default_is_global_, and exact_. Don't
2653 initialize globals_ or locals_.
2654 (Version_script_info::build_lookup_tables): Build local symbols
2656 (Version_script_info::unquote): New function.
2657 (Version_script_info::add_exact_match): New function.
2658 (Version_script_info::build_expression_list_lookup): Remove lookup
2659 parameter. Add is_global parameter. Change all callers. Handle
2660 wildcard pattern specially. Unquote pattern. Call
2662 (Version_script_info::get_name_to_match): New function.
2663 (Version_script_info::get_symbol_version): New function.
2664 (Version_script_info::get_symbol_version_helper): Remove.
2665 (Version_script_info::check_unmatched_names): Call unquote.
2666 * script.h (class Version_script_info): Change get_symbol_version
2667 to be non-inline and add is_global parameter; change all callers.
2668 Rewrite symbol_is_local. Update declarations. Define struct
2669 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2670 Remove globals_ and locals_ members. Add exact_, globs_,
2671 default_version_, is_global_.
2672 (Version_script_info::Glob): Remove pattern, add expression and
2673 is_global. Update constructor. Change all callers.
2674 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2676 (Versions::symbol_section_contents): If a symbol is undefined, or
2677 defined in a dynamic object, set the version index to
2679 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2681 (Symbol_table::add_from_pluginobj): Likewise.
2682 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2684 2010-01-11 Doug Kwan <dougkwan@google.com>
2686 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2687 (incremental_dump_LDADD): Add linking option for libintl.
2688 * Makefile.in: Regenerate.
2690 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2693 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2695 * testsuite/Makefile.in: Regenerated.
2697 2010-01-10 Doug Kwan <dougkwan@google.com>
2699 * options.h (DEFINE_var): Use parentheses around argument varname__
2700 in macro body to avoid any unintended subsequent substitutions.
2702 2010-01-10 Ian Lance Taylor <iant@google.com>
2704 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2705 candidates before doing symbol resolution.
2707 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2708 ODR candidates if only one is weak.
2710 2010-01-08 Ian Lance Taylor <iant@google.com>
2712 * script.cc (Version_script_info::build_expression_list_lookup):
2713 Don't warn about ambiguous version, just record the ambiguity.
2714 (Version_script_info::get_symbol_version_helper): Give error if
2715 version is ambiguous.
2717 2010-01-08 Doug Kwan <dougkwan@google.com>
2719 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2720 prev_data_size_ and prev_addralign_. Remove initializer for
2721 deleted data member has_been_changed_.
2722 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2723 to determine if the table is empty.
2724 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2726 (Stub_table::add_reloc_stub): Define method in class definition
2727 instead of just declaring it there.
2728 (Stub_table::add_cortex_a8_stub): New method definition.
2729 (Stub_table::update_data_size_and_addralign): Ditto.
2730 (Stub_table::finalize_stubs): Ditto.
2731 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2732 (Stub_table::do_addralign_): Return address alignment in the
2733 (Stub_table::do_reset_address_and_file_offset): Define method in
2734 class definition instead of declaring it there. Set current data
2735 size to be the data size of the previous pass.
2736 (Stub_table::set_final_data_size): Use current data size as the
2738 (Stub_table::relocate_stub): Change parameter type of stub from
2739 Reloc_stub pointer to Stub pointer.
2740 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2741 (Stub_table::Cortex_a8_stub_list): New typedef.
2742 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2743 Stub_table::prev_addralign_): New data member.
2744 (Arm_relobj::Arm_relobj): Initialize data member
2745 section_has_cortex_a8_workaround_.
2746 (Arm_relobj::section_has_cortex_a8_workaround,
2747 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2749 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2751 (Target_arm::relocate_stub): Change parameter type of stub from
2752 Reloc_stub pointer to Stub pointer.
2753 (Insn_template::size, Insn_template::alignment): Handle
2754 THUMB16_SPECIAL_TYPE.
2755 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2756 Stub_table::update_data_size_and_addralign,
2757 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2759 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2760 (Stub_table::do_write): Ditto.
2761 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2763 2010-01-08 Ian Lance Taylor <iant@google.com>
2766 * symtab.h (class Symbol): Remove fields is_target_special_ and
2767 has_plt_offset_. Add field is_defined_in_discarded_section_.
2768 (Symbol::is_defined_in_discarded_section): New function.
2769 (Symbol::set_is_defined_in_discarded_section): New function.
2770 (Symbol::has_plt_offset): Rewrite.
2771 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2772 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2773 Don't initialize is_target_special_ or has_plt_offset_.
2774 Initialize is_defined_in_discarded_section_.
2775 (Symbol_table::add_from_relobj): If appropriate, set
2776 is_defined_in_discarded_section.
2777 * resolve.cc (Symbol::override_base_with_special): Don't test
2778 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2779 * target-reloc.h (relocate_section): Do special handling for
2780 symbols defined in discarded sections for global symbols as well
2783 2010-01-08 Ian Lance Taylor <iant@google.com>
2785 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2786 the SHT_SYMTAB case.
2788 2010-01-08 Ian Lance Taylor <iant@google.com>
2790 * object.cc (Sized_relobj::do_layout): Don't get confused if
2791 layout_eh_frame returns NULL.
2793 2010-01-08 Ian Lance Taylor <iant@google.com>
2796 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2797 dynamic symbol table, use the normal symbol table.
2798 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2801 2010-01-08 Ian Lance Taylor <iant@google.com>
2804 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2807 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2809 * version.cc (print_version): Change to "Copyright 2010".
2811 2010-01-08 Ian Lance Taylor <iant@google.com>
2815 * i386.cc (class Target_i386): Change return type of plt_section
2817 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2818 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2819 tls_desc_rel_ field.
2820 (Output_data_plt_i386::rel_tls_desc): New function.
2821 (Target_i386::rel_tls_desc_section): New function.
2822 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2823 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2824 R_386_TLS_DESC reloc in rel_tls_desc_section.
2825 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2826 Define struct Tlsdesc_info.
2827 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2828 (Target_x86_64::do_reloc_symbol_index): New function.
2829 (Target_x86_64::add_tlsdesc_info): New function.
2830 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2831 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2833 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2835 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2836 (Target_x86_64::rela_tlsdesc_section): New function.
2837 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2839 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2840 (Target_x86_64::do_reloc_addend): New function.
2841 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2842 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2843 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2844 (Output_reloc::type): New function.
2845 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2846 (Output_reloc::is_target_specific): New function.
2847 (Output_reloc::target_arg): New function.
2848 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2849 absolute relocs and target specific relocs.
2850 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2851 add_target_specific.
2852 (class Output_data_reloc) [SHT_RELA]: Likewise.
2853 * output.cc (Output_reloc::Output_reloc): Add four new versions
2854 for absolute relocs and target specific relocs.
2855 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2856 (Output_reloc::get_symbol_index): Likewise.
2857 (Output_reloc::local_section_offset): Check that local_sym_index_
2858 is not TARGET_CODE or 0.
2859 (Output_reloc::symbol_value): Likewise.
2860 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2862 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2863 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2865 * layout.cc (add_target_dynamic_tags): Use output section for
2866 DT_PLTRELSZ and DT_JMPREL.
2868 2010-01-07 Ian Lance Taylor <iant@google.com>
2871 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2873 (class Output_data_reloc_generic): Define.
2874 (class Output_data_reloc_base): Change base class to
2875 Output_data_reloc_generic. Change add() method to call
2876 bump_relative_reloc_count for a relative reloc. Remove
2878 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2880 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2881 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2883 * layout.h (class Layout): Update declaration.
2885 2010-01-07 Ian Lance Taylor <iant@google.com>
2887 * output.h (class Output_data): Add const version of
2888 output_section and do_output_section.
2889 (class Output_section_data): Add const version of
2891 (class Output_section): Likewise.
2892 * layout.cc (Layout::add_target_dynamic_tags): New function.
2893 * layout.h (class Layout): Update declarations.
2894 * arm.cc (Target_arm::do_finalize_sections): Use
2895 add_target_dynamic_tags.
2896 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2897 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2898 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2899 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2901 2010-01-07 Ian Lance Taylor <iant@google.com>
2904 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2907 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2908 Ian Lance Taylor <iant@google.com>
2911 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2912 Xindex::read_symtab_xindex.
2914 2010-01-07 Doug Kwan <dougkwan@google.com>
2916 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2917 (Insn_template::thumb16_bcond_insn): New method declaration.
2918 (Insn_template): Fix spelling.
2919 (Stub::thumb16_special): New method declaration.
2920 (Stub::do_write): Define virtual method which was previously pure
2922 (Stub::do_thumb16_special): New method declaration.
2923 (Stub::do_fixed_endian_write): New template member.
2924 (Reloc_stub::do_write): Remove.
2925 (Reloc_stub::do_fixed_endian_write): Remove.
2926 (Cortex_a8_stub): New class definition.
2927 (Stub_factory::make_cortex_a8_stub): New method definition.
2928 (Stub_factory::Stub_factory): Add missing static storage class
2929 qualifier for elf32_arm_stub_a8_veneer_blx.
2931 2010-01-07 Ian Lance Taylor <iant@google.com>
2934 * options.h (class General_options): Add --warn-unresolved-symbols
2935 and --error-unresolved-symbols.
2936 * errors.cc (Errors::undefined_symbol): Implement
2937 --warn-unresolved-symbols.
2939 * options.h (class General_options): Add -z text and -z textoff.
2940 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2942 2010-01-06 Sriraman Tallam <tmsriram@google.com>
2944 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2945 (Garbage_collection::cident_sections): New function.
2946 (Garbage_collection::add_cident_section): New function.
2947 (Garbage_collection::cident_sections_): New member.
2948 (gc_process_relocs): Add references to sections whose names are C
2950 * gold.h (cident_section_start_prefix): New constant.
2951 (cident_section_stop_prefix): New constant.
2952 (is_cident): New function.
2953 * layout.cc (Layout::define_section_symbols): Replace string constants
2954 with the newly defined constants.
2955 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2957 * testsuite/Makefile.am: Add gc_orphan_section_test.
2958 * testsuite/Makefile.in: Regenerate.
2959 * testsuite/gc_orphan_section_test.cc: New file.
2960 * testsuite/gc_orphan_section_test.sh: New file.
2962 2010-01-06 Ian Lance Taylor <iant@google.com>
2965 * options.h (class General_options): Add --warn-shared-textrel.
2966 * layout.cc (Layout::finish_dynamic_section): Implement
2967 --warn-shared-textrel.
2970 * options.h (class General_options): Add --warn-multiple-gp.
2972 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2974 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2975 $(THREADSLIB) and $(LIBDL).
2976 * Makefile.in: Rebuild.
2978 2010-01-06 Ian Lance Taylor <iant@google.com>
2981 * options.cc (General_options::parse_section_start): New function.
2982 (General_options::section_start): New function.
2983 (General_options::General_options): Initialize all members.
2984 * options.h: Include <map>
2985 (class General_options): Add --section-start. Add section_starts_
2987 * layout.cc (Layout::attach_allocated_section_to_segment): If
2988 --section-start was used, set the address of the segment. Remove
2989 local sort_sections.
2990 (Layout::relaxation_loop_body): If the address of the load segment
2991 has been set by --section-start, don't use it.
2992 * output.h (Output_segment::update_flags_for_output_section): New
2994 * output.cc (Output_segment::add_output_section): Call
2995 update_flags_for_output_section.
2997 2010-01-05 Ian Lance Taylor <iant@google.com>
3000 * options.h (class General_options): Add --undefined-version.
3001 * script.cc (struct Version_expression): Add was_matched_by_symbol
3003 (Version_script_info::matched_symbol): New function.
3004 (Version_script_info::get_symbol_version_helper): Call
3006 (Version_script_info::check_unmatched_names): New function.
3007 * script.h (class Version_script_info): Update declarations.
3008 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3010 * options.h (class General_options): Use DEFINE_bool_alias for
3011 allow_multiple_definition.
3012 * resolve.cc (Symbol_table::should_override): Don't test
3013 allow_multiple_definition.
3016 * options.h (class General_options): Add --cref.
3017 * main.cc (main): Print cref table if --cref. Don't close mapfile
3018 until after printing cref table.
3019 * cref.cc: Include "symtab.h".
3020 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3021 (Cref_table_compare::operator()): New function.
3022 (Cref_inputs::gather_cref): New function.
3023 (filecol): New static const.
3024 (Cref_inputs::print_cref): New function.
3025 (Cref::print_cref): New function.
3026 * cref.h: Include <cstdio>.
3027 (class Cref): Update declarations.
3028 * mapfile.h (Mapfile::file): New function.
3029 * object.h (class Object): Define Symbols. Declare virtual
3030 do_get_global_symbols.
3031 (Object::get_global_symbols): New function.
3032 * object.cc (Input_objects::add_object): Pass object to cref_ if
3034 (Input_objects::archive_start): Likewise.
3035 (Input_objects::archive_stop): Likewise.
3036 (Input_objects::print_cref): New function.
3037 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3038 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3040 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3042 * plugin.h (class Sized_pluginobj): Update declarations.
3044 2010-01-05 Ian Lance Taylor <iant@google.com>
3046 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3047 to is_default_version. Rename insdef to insdefault.
3048 (Symbol_table::add_from_relobj): Rename def to is_default_version
3049 and local to is_forced_local.
3050 (Symbol_table::add_from_pluginobj): Likewise.
3051 (Symbol_table::add_from_dynobj): Likewise.
3052 (Symbol_table::define_special_symbol): Rename insdef to
3055 2010-01-04 Ian Lance Taylor <iant@google.com>
3058 * options.h (class General_options): Add
3059 --allow-multiple-definition and -z muldefs.
3060 * resolve.cc (Symbol_table::should_override): Don't warn about a
3061 multiple symbol definition if --allow-multiple-definition or -z
3065 * options.h (class General_options): Add --add-needed and
3066 --copy-dt-needed-entries. Tweak --as-needed help entry.
3067 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3068 error if --copy-dt-needed-entries aka --add-needed is used and
3069 would cause a change in behaviour.
3072 * options.h (class General_options): Add -G as a short version of
3073 --shared. Add no-op options -assert, -g, and -i.
3075 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3077 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3078 check for .text or .gnu.linkonce.t sections.
3079 * icf.cc (Icf::find_identical_sections): Ditto.
3080 Change the detection for mangled function name within the section
3082 * icf.h (is_section_foldable_candidate): New function.
3084 2009-12-30 Ian Lance Taylor <iant@google.com>
3087 * options.h (class General_options): Permit two dashes with
3088 --retain-symbols-file.
3090 2009-12-30 Ian Lance Taylor <iant@google.com>
3093 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3094 don't put the file header and segment headers in the text
3098 * common.cc (Sort_commons::operator()): Stabilize sort when both
3100 (Symbol_table::do_allocate_commons_list): When allocating common
3101 symbols, skip a symbol which is no longer common.
3102 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3103 an object before checking its type.
3104 * testsuite/common_test_2.c: New file.
3105 * testsuite/common_test_3.c: New file.
3106 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3107 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3108 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3109 (common_test_2_pic.o, common_test_2.so): New targets.
3110 (common_test_3_pic.o, common_test_3.so): New targets.
3111 * testsuite/Makefile.in: Rebuild.
3114 * script.cc (read_input_script): If we see a new SECTIONS clause,
3115 and we have added an input section, give an error.
3116 * layout.h (class Layout): Add have_added_input_section function.
3117 Add have_added_input_section_ field.
3118 * layout.cc (Layout::Layout): Initialize
3119 have_added_input_section_.
3120 (Layout::layout): Set have_added_input_section_.
3121 (Layout::layout_eh_frame): Likewise.
3123 2009-12-30 Ian Lance Taylor <iant@google.com>
3126 * options.h (class General_options): Add --sort-common option.
3127 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3128 * common.cc (Sort_common): Add sort_order parameter to
3129 constructor. Add sort_order_ field.
3130 (Sort_commons::operator): Check sort_order_.
3131 (Symbol_table::allocate_commons): Determine the sort order.
3132 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3134 (Symbol_table::do_allocate_commons_list): Likewise.
3136 2009-12-30 Ian Lance Taylor <iant@google.com>
3139 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3140 symbols from this object, don't change the visibility of an
3142 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3144 2009-12-30 Ian Lance Taylor <iant@google.com>
3147 * script.h (class Version_script_info): Define Language enum.
3148 Update declarations. Define Glob, Exact, and Lookup types. Add
3149 new fields globals_, locals_, and is_finalized_.
3150 * script.cc: Various formatting fixes.
3151 (class Parser_closure): Change language_stack_ from a vector of
3152 std::string to one of Version_script_info::Language. Adjust all
3154 (class Lazy_demangler): Remove.
3155 (struct Version_expression): Change language from std::string to
3156 Version_script_info::Language.
3157 (Version_script_info::Version_script_info): New function.
3158 (Version_script_info::~Version_script_info): Don't call clear.
3159 (Version_script_info::finalize): New function.
3160 (Version_script_info::build_lookup_tables): New function.
3161 (Version_script_info::build_expression_list_lookup): New
3163 (Version_script_info::get_symbol_version_helper): Rewrite to use
3165 (Version_script_info::print_expression_list): Adjust to use
3166 Version_script_info::Language.
3167 (script_push_lex_into_version_mode): Check that the version script
3168 has not been finalized.
3169 (version_script_push_lang): Change language string to
3170 Version_script_info::Language.
3171 * options.cc (Command_line::version_script): New function.
3172 * options.h (class General_options): Add finalize_dynamic_list
3173 function. Change version_script from declaration to definition.
3174 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3175 * testsuite/version_script.map: Remove duplicate def of foo.
3176 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3178 * testsuite/Makefile.in: Rebuild.
3180 2009-12-30 Ian Lance Taylor <iant@google.com>
3183 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3184 if the input symbol index is 0, make the output symbol index 0.
3186 2009-12-30 Ian Lance Taylor <iant@google.com>
3189 * options.h (class General_options): Add -x/--discard-all.
3190 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3191 --discard-all. If the local symbol needs a dynamic entry, check
3192 that before handling --discard-locals.
3194 2009-12-30 Ian Lance Taylor <iant@google.com>
3197 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3199 (Output_segment::add_output_section): Don't change the flags if
3203 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3204 GNU hash table if they need a dynamic value. Otherwise, don't add
3205 them if they are defined in a dynamic object or are forced local.
3207 2009-12-29 Ian Lance Taylor <iant@google.com>
3210 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3211 .gnu.hash table for a 32-bit target.
3214 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3215 regular and a dynamic object only needs a dynamic symbol table
3216 entry if it is externally visible.
3219 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3220 constructor. Add global_offset_table_ field.
3221 (Target_i386::got_section): Set global_offset_table_.
3222 (Target_i386::do_finalize_sections): Set global_offset_table_
3224 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3225 in constructor. Add global_offset_table_ field.
3226 (Target_x86_64::got_section): Set global_offset_table_.
3227 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3230 * layout.cc (Layout::Layout): Initialize increase_relro_.
3231 (Layout::get_output_section): Add is_relro, is_last_relro, and
3232 is_first_non_relro parameters. Change all callers.
3233 (Layout::choose_output_section): Likewise.
3234 (Layout::add_output_section_data): Likewise.
3235 (Layout::make_output_section): Likewise.
3236 (Layout::set_segment_offsets): Clear increase_relro when using a
3238 * layout.h (class Layout): Add increase_relro method. Add
3239 increase_relro_ field. Update declarations.
3240 * output.cc (Output_section::Output_section): Initialize
3241 is_last_relro_ and is_first_non_relro_.
3242 (Output_segment::add_output_section): Group relro sections is
3243 do_sort is true. Handle is_last_relro and is_first_non_relro.
3244 (Output_segment::maximum_alignment): Remove relro handling.
3245 (Output_segment::set_section_addresses): Add increase_relro
3246 parameter. Change all callers. Add initial alignment to align
3247 relro sections on separate page. Remove old relro handling.
3248 (Output_segment::set_section_list_addresses): Remove in_relro
3249 parameter. Change all callers.
3250 (Output_segment::set_offset): Add increase parameter. Change all
3251 callers. Remove old relro handling.
3252 * output.h (class Output_section): Add new methods: is_last_relro,
3253 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3254 Add is_last_relro_ and is_first_non_relro_ fields.
3255 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3256 Create separate .got.plt section. Call increase_relro.
3257 * x86_64.cc (Target_x86_64::got_section): Likewise.
3258 * testsuite/relro_script_test.t: Add .got.plt.
3261 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3262 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3263 (Layout::finalize): Call set_dynamic_symbol_size.
3264 (Layout::set_dynamic_symbol_size): New function.
3265 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3266 set_dynamic_symbol_size.
3269 * output.h (class Output_section): Add is_entsize_zero_ field.
3270 * output.cc (Output_section::Output_section): Initialize
3272 (Output_section::set_entsize): If two different entsizes are
3273 requested, force it to zero.
3274 (Output_section::add_input_section): Set flags for .debug_str
3275 before updating section flags. Set entsize.
3276 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3277 and SHF_STRING if all input sections have those flags.
3279 2009-12-29 Rafael Espindola <espindola@google.com>
3281 * main.cc (main): Fix the sys time reporting.
3282 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3285 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3287 * options.cc (General_options::parse_version): Allow -v to exit
3288 without an error if there is nothing to link.
3290 2009-12-29 Ian Lance Taylor <iant@google.com>
3292 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3293 using a version of gcc before 4.1.
3294 * configure: Rebuild.
3296 2009-12-28 Chris Demetriou <cgd@google.com>
3298 * attributes.cc (Output_attributes_section_data::do_write): Use
3299 std::vector::front rather than std::vector::data.
3301 2009-12-28 Ian Lance Taylor <iant@google.com>
3303 * symtab.h (class Symbol_table): Add enum Defined.
3304 * resolve.cc (Symbol_table::should_override): Add defined
3305 parameter. Change all callers. Test whether object is NULL
3306 before calling a method on it.
3307 (Symbol_table::report_resolve_problem): Add defined parameter.
3309 (Symbol_table::should_override_with_special): Likewise.
3310 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3311 parameter. Change all callers.
3312 (Symbol_table::do_define_in_output_data): Likewise.
3313 (Symbol_table::define_in_output_segment): Likewise.
3314 (Symbol_table::do_define_in_output_segment): Likewise.
3315 (Symbol_table::define_as_constant): Likewise.
3316 (Symbol_table::do_define_as_constant): Likewise.
3317 * script.h (class Symbol_assignment): Add is_defsym parameter to
3318 constructor; change all callers.
3319 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3320 parameter. Change all callers. Add is_defsym_ field.
3321 (class Parser_closure): Add parsing_defsym parameter to
3322 constructor; change all callers. Add parsing_defsym accessor
3323 function. Add parsing_defsym_ field.
3325 2009-12-28 Ian Lance Taylor <iant@google.com>
3327 * gold.cc (queue_middle_tasks): Fix formatting.
3328 * object.cc (Relobj::is_section_name_included): Likewise.
3330 2009-12-23 Ian Lance Taylor <iant@google.com>
3332 * i386.cc (Target_i386::do_calls_non_split): Recognize
3333 -fsplit-stack prologue for a function with a static chain.
3334 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3335 -fsplit-stack prologue when using %r11.
3337 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3339 * options.cc (General_options::parse_version): Make -v continue and do
3340 the link like GNU ld does.
3342 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3344 * Makefile.am (CCFILES): Add timer.cc.
3345 (HFILES): Add timer.h.
3346 * configure.ac: Check for sysconf and times.
3347 * main.cc: include timer.h.
3348 (main): Use Timer instead of get_run_time.
3351 * workqueue.cc: include timer.h.
3352 (Workqueue::find_and_run_task):
3353 Report user, sys and wall time.
3354 * Makefile.in: Regenerate.
3355 * config.in: Regenerate.
3356 * configure: Regenerate.
3358 2009-12-16 Doug Kwan <dougkwan@google.com>
3360 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3362 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3363 relaxed input sections.
3364 * output.cc (Output_section::find_relaxed_input_section): Change
3365 return type to Output_relaxed_input_section pointer. Adjust code
3366 for new type of relaxed_input_section_map_.
3367 * output.h (Output_section::find_relaxed_input_section): Change
3368 return type to Output_relaxed_input_section pointer.
3369 (Output_section::Output_relaxed_input_section_by_input_section_map):
3371 (Output_section::relaxed_input_section_map_): Change type to
3372 Output_section::Output_relaxed_input_section_by_input_section_map.
3373 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3376 2009-12-15 Ian Lance Taylor <iant@google.com>
3378 * layout.cc (Layout::create_shstrtab): Only write out after input
3379 sections if we are compressing debug sections.
3381 2009-12-15 Ian Lance Taylor <iant@google.com>
3383 * archive.cc (Archive::add_symbols): Only look up a symbol without
3384 a version if there is, in fact, a version.
3386 2009-12-14 Ian Lance Taylor <iant@google.com>
3388 Revert -Wshadow changes, all changes from:
3389 2009-12-11 Doug Kwan <dougkwan@google.com>
3390 2009-12-11 Nick Clifton <nickc@redhat.com>
3391 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3393 2009-12-11 Doug Kwan <dougkwan@google.com>
3395 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3397 * attributes.cc (Object_attribute::size): Ditto.
3398 (Attributes_section_data::size): Ditto.
3399 (Attributes_section_data::Attributes_section_data): Ditto.
3400 (Output_attributes_section_data::do_write): Ditto.
3401 * attributes.h (Object_attribute::set_type): Ditto.
3402 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3404 2009-12-11 Nick Clifton <nickc@redhat.com>
3406 * archive.cc: Fix shadowed variable warnings.
3408 * compressed_output.cc: Likewise.
3409 * compressed_output.h: Likewise.
3410 * configure: Likewise.
3411 * dwarf_reader.cc: Likewise.
3412 * dynobj.cc: Likewise.
3413 * dynobj.h: Likewise.
3414 * ehframe.cc: Likewise.
3415 * ehframe.h: Likewise.
3416 * errors.cc: Likewise.
3417 * expression.cc: Likewise.
3418 * fileread.cc: Likewise.
3419 * fileread.h: Likewise.
3420 * freebsd.h: Likewise.
3421 * i386.cc: Likewise.
3423 * incremental.h: Likewise.
3424 * layout.cc: Likewise.
3425 * layout.h: Likewise.
3426 * mapfile.cc: Likewise.
3427 * merge.cc: Likewise.
3428 * merge.h: Likewise.
3429 * object.cc: Likewise.
3430 * object.h: Likewise.
3431 * options.h: Likewise.
3432 * output.cc: Likewise.
3433 * output.h: Likewise.
3434 * parameters.cc: Likewise.
3435 * plugin.cc: Likewise.
3436 * powerpc.cc: Likewise.
3437 * reduced_debug_output.cc: Likewise.
3438 * reduced_debug_output.h: Likewise.
3439 * reloc.cc: Likewise.
3440 * reloc.h: Likewise.
3441 * resolve.cc: Likewise.
3442 * script-sections.cc: Likewise.
3443 * script.cc: Likewise.
3444 * script.h: Likewise.
3445 * sparc.cc: Likewise.
3446 * symtab.cc: Likewise.
3447 * symtab.h: Likewise.
3448 * target-select.cc: Likewise.
3449 * target-select.h: Likewise.
3450 * token.h: Likewise.
3451 * workqueue.cc: Likewise.
3452 * workqueue.h: Likewise.
3453 * x86_64.cc: Likewise.
3455 2009-12-10 Doug Kwan <dougkwan@google.com>
3457 * arm.cc (attributes.h): New include.
3458 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3459 (Arm_relobj::~Arm_relobj): Delete object pointed by
3460 attributes_section_data_.
3461 (Arm_relobj::attributes_section_data): New method definition.
3462 (Arm_relobj::attributes_section_data_): New data member declaration.
3463 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3464 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3465 attributes_section_data_.
3466 (Arm_dynobj::attributes_section_data): New method definition.
3467 (Arm_dynobj::attributes_section_data_): New data member declaration.
3468 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3469 initialization value of may_use_blx_ to false.
3470 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3471 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3472 object attributes to compute results instead of hard-coding.
3473 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3474 Target_arm::get_secondary_compatible_arch,
3475 Target_arm::set_secondary_compatible_arch
3476 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3477 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3478 New method declarations.
3479 (Target_arm::get_aeabi_object_attribute): New method definition.
3480 (Target_arm::attributes_section_data_): New data member declaration.
3481 (read_arm_attributes_section): New template definition.
3482 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3483 (Arm_dynobj::do_read_symbols): Ditto.
3484 (Target_arm::do_finalize_sections): Merge attributes sections from
3485 input. Check for BLX use after attributes section merging.
3486 Fix __exidx_start and __exidx_end visibility. Create an
3487 .ARM.attributes section if necessary.
3488 (Target_arm::get_secondary_compatible_arch,
3489 Target_arm::set_secondary_compatible_arch,
3490 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3491 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3492 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3493 New method definitions.
3495 2009-12-09 Ian Lance Taylor <iant@google.com>
3497 * plugin.cc (Plugin::load): Don't cast from void* to a function
3500 2009-12-09 Ian Lance Taylor <iant@google.com>
3502 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3505 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3507 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3508 Replace two_file_shared_1.so with two_file_shared_2.so.
3509 * testsuite/Makefile.in: Regenerated.
3511 2009-12-08 Doug Kwan <dougkwan@google.com>
3513 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3514 (HFILES): Add attributes.h and int_encoding.h.
3515 * Makefile.in: Regenerate.
3516 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3517 function definitions to int_encoding.cc
3518 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3519 prototypes to int_encoding.h
3520 * reduced_debug_output.cc (int_encoding.h): New include.
3521 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3522 function definitions to int_encoding.cc
3523 (insert_into_vector, read_from_pointer): Move template definitions to
3525 * attributes.cc: New file.
3526 * attributes.h: New file.
3527 * int_encoding.cc: New file.
3528 * int_encoding.h: New file.
3530 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3533 * incremental-dump.cc (dump_incremental_inputs): New.
3534 (main): Use dump_incremental_inputs.
3536 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3539 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3540 checking elfcpp::STT_FUNC.
3541 (Target_i386::Relocate::relocate): Likewise.
3542 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3544 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3545 symbols from shared libraries into normal FUNC symbols.
3547 * symtab.h (Symbol): Add is_func and use it.
3549 2009-12-05 Doug Kwan <dougkwan@google.com>
3551 * arm.cc (Target_arm::arm_info): Initialize new fields
3552 attributes_section and attributes_vendor.
3553 * i386.cc (Target_i386::i386_info): Same.
3554 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3555 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3556 fields attributes_section and attributes_vendor.
3557 * sparc.cc (Target_sparc::sparc_info): Same.
3558 * target.h (Target::attributes_section, Target::attributes_vendor,
3559 Target::is_attributes_section, Target::attribute_arg_type,
3560 Target::attributes_order): New method definitions.
3561 (Target::Target_info::attributes_section,
3562 Target::Target_info::attributes_vendor): New fields.
3563 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3564 virtual method definitions.
3565 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3566 attributes_section and attributes_vendor.
3567 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3569 2009-12-05 Doug Kwan <dougkwan@google.com>
3571 * arm.cc: Update comments about interworking and stub generation.
3572 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3573 considered as non-PIC.
3574 (Arm_relocate_functions::base_abs): Fix formatting.
3575 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3576 of function to use GOT entry address instead of offset.
3577 (Target_arm::Scan::global): Issue an error if a symbol would need a
3578 PLT does not get one because it is untyped. Remove code to create
3579 dynamic symbols for relative branches.
3580 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3581 takes unsigned integer instead of boolean.
3583 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3585 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3586 (two_file_test_LDADD): Likewise.
3587 (common_test_1_LDADD): Likewise.
3588 (exception_test_LDADD) Likewise.
3589 (weak_test_LDADD): Likewise.
3590 (many_sections_test_LDADD): Likewise.
3591 (initpri1_LDADD): Likewise.
3592 (script_test_1_LDADD): Likewise.
3593 (script_test_2_LDADD): Likewise.
3594 (justsyms_LDADD): Likewise.
3595 (binary_test_LDADD): Likewise.
3596 (large_LDADD): Likewise.
3597 * testsuite/Makefile.in: Regenerated.
3599 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3601 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3602 (Symbol_table::override_with_special): Likewise.
3603 (Symbol_table::add_from_object): Likewise.
3605 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3607 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3608 Don't set the data_offset twice.
3610 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3612 * testsuite/Makefile.in: Regenerate.
3614 2009-12-03 Doug Kwan <dougkwan@google.com>
3616 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3617 (Target_arm::do_finalize_sections): Add parameter for symbol table
3618 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3619 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3620 parameter for symbol table pointer.
3621 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3622 an additional parameter for a pointer to symbol table.
3623 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3624 parameter for a symbol table pointer.
3625 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3626 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3628 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3629 parameter for a symbol table pointer.
3631 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3633 * incremental.cc (Incremental_inputs_header)
3634 (Incremental_inputs_header_write, Incremental_inputs_entry)
3635 (Incremental_inputs_entry_write): Move ...
3636 * incremental.h (Incremental_inputs_header)
3637 (Incremental_inputs_header_write, Incremental_inputs_entry)
3638 (Incremental_inputs_entry_write): here.
3640 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3642 * incremental.cc (make_sized_incremental_binary): Set the target.
3643 Error if it is incompatible.
3644 * output.h (Output_file): Add filename method.
3646 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3648 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3649 from the get_* methods.
3651 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3653 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3654 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3655 Write 0 for the data_offset of scripts.
3657 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3659 * testsuite/Makefile.am: Add the incremental_test.sh test.
3660 * testsuite/incremental_test.sh: New.
3661 * testsuite/incremental_test_1.c: New.
3662 * testsuite/incremental_test_2.c: New.
3664 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3666 * incremental-dump.cc (main): Fix typos.
3668 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3671 * incremental-dump.cc (main): Use llu to print 64 bit values.
3673 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3674 H.J. Lu <hongjiu.lu@intel.com>
3676 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3678 (incremental_dump_LDADD): Likewise.
3679 * Makefile.in: Regenerated.
3681 2009-11-25 Doug Kwan <dougkwan@google.com>
3685 2009-11-25 Doug Kwan <dougkwan@google.com>
3687 * arm.cc (Target_arm::Target_arm): Move method definition
3688 outside of class definition. Add code to handle
3689 --target1-rel, --target1-abs and --target2= options.
3690 (Target_arm::get_reloc_reloc_type): Change method to be
3691 non-static and const.
3692 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3693 New data member declaration.
3694 (Target_arm::Scan::local, Target_arm::Scan::global,
3695 Target_arm::Relocate::relocate,
3696 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3697 Adjust call to Target_arm::get_real_reloc_type.
3698 (Target_arm::get_real_reloc_type): Use command line options
3699 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3700 * options.h (--target1-rel, --target1-abs, --target2): New
3703 2009-11-25 Doug Kwan <dougkwan@google.com>
3705 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3706 class definition. Add code to handle --target1-rel, --target1-abs
3707 and --target2= options.
3708 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3710 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3712 (Target_arm::Scan::local, Target_arm::Scan::global,
3713 Target_arm::Relocate::relocate,
3714 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3715 call to Target_arm::get_real_reloc_type.
3716 (Target_arm::get_real_reloc_type): Use command line options to
3717 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3718 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3721 2009-11-25 Doug Kwan <dougkwan@google.com>
3723 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3724 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3725 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3727 (Arm_relocate_functions::thm_call): Replace body with a call to
3728 Arm_relocate_functions::thumb_branch_common.
3729 (Arm_relocate_functions::thm_jump24,
3730 Arm_relocate_functions::thm_xpc22): New method definitions.
3731 (Arm_relocate_functions::thumb_branch_common): New method definition.
3732 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3734 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3735 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3737 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3739 * Makefile.am: Build incremental-dump
3740 * Makefile.in: Regenerate.
3741 * incremental-dump.cc: New.
3742 * incremental.cc (Incremental_inputs_header_data,
3743 Incremental_inputs_entry_data): Move to incremental.h
3744 * incremental.h: (Incremental_inputs_header_data,
3745 Incremental_inputs_entry_data): Move from incremental.cc
3747 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3749 * incremental.cc (Incremental_inputs_header,
3750 Incremental_inputs_header_write, Incremental_inputs_entry,
3751 Incremental_inputs_entry_write): Add a typedef with the data type.
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): Update comment about which
3758 type has the filed descriptions.
3760 2009-11-15 Doug Kwan <dougkwan@google.com>
3762 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3763 (Arm_relocate_functions::arm_branch_common): Change method defintion
3764 in class definition to a method declaration and update list of formal
3766 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3767 Arm_relocation_functions::jump24): Adjust call to
3768 Arm_relocate_functions::arm_branch_common. Update list of formal
3770 (Arm_relocate_functions::xpc25): New method definition.
3771 (Arm_relocate_functions::arm_branch_common): Move method defintion
3772 out from class definition. Use stubs for mode-switching and extending
3774 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3775 specially. Change code to enable use of stubs in ARM branches.
3777 2009-11-10 Doug Kwan <dougkwan@google.com>
3779 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3780 in method declaration.
3781 (Target_arm::relocate_stub): New method declaration.
3782 (Target_arm::default_target): Change to return a pointer instead of
3784 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3785 Target_arm::default_target.
3786 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3788 (Target_arm::relocate_section): Adjust view.
3789 (Target_arm::relocate_stub): New method definition.
3791 2009-11-10 Doug Kwan <dougkwan@google.com>
3793 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3795 * incremental.cc (open_incremental_binary): Initialized local
3796 variables to avoid warnings.
3797 * object.cc (make_elf_object): Ditto.
3798 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3801 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3804 * testsuite/plugin_test.c: Include "config.h".
3806 2009-11-09 Doug Kwan <dougkwan@google.com>
3808 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3809 (arm_symbol_value): Remove.
3810 (Arm_relocate_functions::arm_branch_common,
3811 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3812 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3813 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3814 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3815 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3816 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3817 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3818 Arm_relocate_functions::thm_mobw_abs_nc,
3819 Arm_relocate_functions::thm_mov_abs,
3820 Arm_relocate_functions::movw_prel_nc,
3821 Arm_relocate_functions::thm_movt_abs,
3822 Arm_relocate_functions::movt_prel,
3823 Arm_relocate_functions::thm_movw_prel_nc,
3824 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3825 (Target_arm::Relocate::relocate): Only decompose address into two
3826 parts if relocation type uses the thumb-bit and pass the actual
3827 bit instead of a flag indicating that the thumb-bit is used. Adjust
3828 calls to methods in Arm_relocate_functions for this change.
3830 2009-11-08 Ian Lance Taylor <iant@google.com>
3833 * reloc.cc: Instantiate
3834 Sized_relobj::initialize_input_to_output_maps and
3835 Sized_relobj:free_input_to_output_maps.
3837 2009-11-06 Ian Lance Taylor <iant@google.com>
3840 * defstd.cc (in_segment): Set only_if_ref true for "end".
3842 2009-11-06 Doug Kwan <dougkwan@google.com>
3844 * arm.cc (class Reloc_stub): Correct a comment.
3845 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3846 (Target_arm::scan_section_for_stubs): New method declaration.
3847 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3848 Change methods from private to protected.
3849 (Target_arm::do_may_relax): New method definition.
3850 (Target_arm::do_relax, Target_arm::group_sections,
3851 Target_arm::scan_reloc_for_stub,
3852 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3853 (Target_arm::arm_input_section_map_): New data member declaration.
3854 (Target_arm::scan_reloc_for_stub,
3855 Target_arm::scan_reloc_section_for_stubs,
3856 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3857 Target_arm::do_relax): New method definitions.
3859 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3861 * configure.ac: Check for (struct stat)::st_mtim
3862 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3863 * config.in: Regenerate.
3864 * configure: Regenerate.
3866 2009-11-05 Ian Lance Taylor <iant@google.com>
3869 * output.cc (Output_segment::add_output_section): Add missing
3872 2009-11-04 Ian Lance Taylor <iant@google.com>
3875 * object.h (class Object): Add is_needed and set_is_needed
3876 methods. Add is_needed_ field. Make bool fields into bitfields.
3877 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3878 defined in a dynamic object and referenced by a regular object,
3879 set is_needed for the dynamic object.
3880 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3881 if the file is marked with as_needed and it is not needed.
3883 2009-11-04 Ian Lance Taylor <iant@google.com>
3886 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3887 tags if data is discarded by linker script.
3888 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3889 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3890 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3891 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3893 2009-11-04 Ian Lance Taylor <iant@google.com>
3895 * layout.cc (Layout::get_output_section): Add is_interp and
3896 is_dynamic_linker_section parameters. Change all callers.
3897 (Layout::choose_output_section): Likewise.
3898 (Layout::make_output_section): Likewise.
3899 (Layout::add_output_section_data): Add is_dynamic_linker_section
3900 parameter. Change all callers.
3901 * layout.h (class Layout): Update declarations.
3902 * output.h (class Output_section): Add is_interp, set_is_interp,
3903 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3904 Add is_interp_, is_dynamic_linker_section_ fields. Change
3905 generate_code_fills_at_write_ to a bitfield.
3906 * output.cc (Output_section::Output_sections): Initialize new
3908 (Output_segment::add_output_section): Add do_sort parameter.
3911 2009-11-03 Ian Lance Taylor <iant@google.com>
3914 * options.h (class General_options): Add --warn-common.
3915 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3916 merging two common symbols.
3917 (Symbol_table::should_override): Handle --warn-common when merging
3918 a common symbol with a defined symbol. Use report_resolve_problem
3919 for multiple definitions.
3920 (Symbol_table::report_resolve_problem): New function.
3921 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3923 2009-11-03 Doug Kwan <dougkwan@google.com>
3925 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3927 (Target_arm::stub_factory): New method definition.
3928 (Target_arm::new_arm_input_section,
3929 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3930 Target_arm::reloc_uses_thumb_bit): New method declarations.
3931 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
3932 New type definitions.
3933 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3934 member declarations.
3935 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3936 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3937 New method definitions.
3939 2009-11-03 Ian Lance Taylor <iant@google.com>
3941 * options.h (class General_options): Add --warn_constructors.
3943 2009-11-03 Ian Lance Taylor <iant@google.com>
3946 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3947 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3949 2009-11-03 Ian Lance Taylor <iant@google.com>
3952 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3953 --msgid-bugs-address.
3954 (install-pdf): New target.
3955 (install-data_yes): Look up one directory to find mkinstalldirs.
3957 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3959 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3962 2009-10-30 Doug Kwan <dougkwan@google.com>
3964 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3966 2009-10-30 Doug Kwan <dougkwan@google.com>
3968 * arm.cc (Stub_addend_reader): New struct template definition
3969 and partial specializations.
3970 (Stub_addend_reader::operator()): New method definition for a
3971 partially specialized template.
3973 2009-10-30 Doug Kwan <dougkwan@google.com>
3975 * arm.cc (Arm_relobj::processor_specific_flags): New method
3977 (Arm_relobj::do_read_symbols): New method declaration.
3978 (Arm_relobj::processor_specific_flags_): New data member declaration.
3979 (Arm_dynobj): New class definition.
3980 (Target_arm::do_finalize_sections): Add input_objects parameter.
3981 (Target_arm::do_adjust_elf_header): New method declaration.
3982 (Target_arm::are_eabi_versions_compatible,
3983 (Target_arm::merge_processor_specific_flags): New method declaration.
3984 (Target_arm::do_make_elf_object): New overloaded method definitions
3986 (Arm_relobj::do_read_symbols): New method definition.
3987 (Arm_dynobj::do_read_symbols): Ditto.
3988 (Target_arm::do_finalize_sections): Add input_objects parameters.
3989 Merge processor-specific flags from all input objects.
3990 (Target_arm::are_eabi_versions_compatible,
3991 Target_arm::merge_processor_specific_flags,
3992 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3993 New method definitions.
3994 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3995 Input_objects pointer type parameter.
3996 * layout.cc (Layout::finalize): Pass input objects to target's.
3997 finalize_sections function.
3998 * output.cc (Output_file_header::do_sized_write): Set ELF file
3999 header's processor-specific flags.
4000 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4001 Input_objects pointer type parameter.
4002 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4003 * target.h (Input_objects): New forward class declaration.
4004 (Target::processor_specific_flags,
4005 Target::are_processor_specific_flags_sect): New method definitions.
4006 (Target::finalize_sections): Add input_objects parameter.
4007 (Target::Target): Initialize processor_specific_flags_ and
4008 are_processor_specific_flags_set_.
4009 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4011 (Target::set_processor_specific_flags): New method definition.
4012 (Target::processor_specific_flags_,
4013 Target::are_processor_specific_flags_set_): New data member
4015 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4016 Input_objects pointer type parameter.
4018 2009-10-30 Doug Kwan <dougkwan@google.com>
4020 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4022 2009-10-28 Ian Lance Taylor <iant@google.com>
4024 * object.h (class Relobj): Drop options parameter from
4025 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4026 do_scan_relocs, do_relocate. Change all callers.
4027 (class Sized_relobj): Drop options parameters from
4028 do_gc_process_relocs, do_scan_relocs, do_relocate,
4029 do_relocate_sections, relocate_sections, emit_relocs_scan,
4030 emit_relocs_scan_reltype. Change all callers.
4031 (struct Relocate_info): Remove options field and all references to
4033 * reloc.h (class Read_relocs): Remove options constructor
4034 parameter and options_ field. Change all callers.
4035 (class Gc_process_relocs, class Scan_relocs): Likewise.
4036 (class Relocate_task): Likewise.
4037 * target-reloc.h (scan_relocs): Remove options parameter. Change
4039 (scan_relocatable_relocs): Likewise.
4040 * target.h (class Sized_target): Remove options parameter from
4041 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4043 * gc.h (gc_process_relocs): Remove options parameter. Change all
4045 * arm.cc: Update functions to remove options parameters.
4046 * i386.cc: Likewise.
4047 * powerpc.cc: Likewise.
4048 * sparc.cc: Likewise.
4049 * x86_64.cc: Likewise.
4050 * testsuite/testfile.cc: Likewise.
4052 2009-10-28 Doug Kwan <dougkwan@google.com>
4054 * arm.cc (Arm_relobj): New class definition.
4055 (Arm_relobj::scan_sections_for_stubs,
4056 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4057 New method definitions.
4059 2009-10-28 Cary Coutant <ccoutant@google.com>
4061 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4062 (Plugin::cleanup_done_): New member.
4063 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4064 (Plugin_manager::cleanup_done_): Remove.
4065 (Plugin_manager::add_input_file): Edit error message.
4066 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4067 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4069 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4071 * fileread.cc: (File_read::View::~View): Use the new
4072 data_ownership_ filed.
4073 (File_read::~File_read): Dispose the new whole_file_view_.
4074 (File_read::open): Mmap the whole file if needed.
4075 (File_read::open): Use whole_file_view_ instead of contents_.
4076 (File_read::find_view): Use whole_file_view_ if applicable.
4077 (File_read::do_read): Use whole_file_view_ instead of contents_.
4078 (File_read::make_view): Use whole_file_view_ instead of contents_,
4079 update File_read::View::View call.
4080 (File_read::find_or_make_view): Update File_read::View::View
4082 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4084 (File_read::View::Data_ownership): New enum.
4085 (File_read::View::View): Replace bool mapped_ with Data_ownership
4087 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4088 (File_read::View::data_ownership_): New field.
4089 (File_read::contents_): Remove (replaced by whole_file_view_).
4090 (File_read::whole_file_view_): New field.
4091 * options.h (class General_options): Add --keep-files-mapped.
4093 2009-10-27 Cary Coutant <ccoutant@google.com>
4095 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4096 * testsuite/Makefile.am (plugin_test_5): New test case.
4097 * testsuite/Makefile.in: Regenerate.
4099 2009-10-25 Doug Kwan <dougkwan@google.com>
4101 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4102 from private to protected to allow access by child class.
4103 (Sized_relobj::do_relocate_sections): New method declaration.
4104 (Sized_relobj::relocate_sections): Virtualize.
4105 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4106 Sized_relobj::relocate_sections. Instantiate template explicitly
4107 for different target sizes and endianity.
4109 2009-10-24 Doug Kwan <dougkwan@google.com>
4111 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4112 (Arm_input_section::as_arm_input_section): New method.
4113 (Arm_output_section): New class definition.
4114 (Arm_output_section::create_stub_group,
4115 Arm_output_section::group_sections): New method definitions.
4117 2009-10-22 Doug Kwan <dougkwan@google.com>
4119 * arm.cc (Arm_input_section): New class definition.
4120 (Arm_input_section::init, Arm_input_section:do_write,
4121 Arm_input_section::set_final_data_size,
4122 Arm_input_section::do_reset_address_and_file_offset): New method
4125 2009-10-21 Doug Kwan <dougkwan@google.com>
4127 * arm.cc (Stub_table, Arm_input_section): New forward class
4129 (Stub_table): New class defintion.
4130 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4131 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4132 New method definition.
4134 2009-10-21 Doug Kwan <dougkwan@google.com>
4136 * arm.cc: Update copyright comments.
4137 (Target_arm): New forward class template declaration.
4138 (Arm_address): New type.
4139 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4140 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4141 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4143 (Insn_template): Same.
4144 (DEF_STUBS): New macro.
4145 (Stub_type): New enum type.
4146 (Stub_template): New class definition.
4149 (Stub_factory): Same.
4150 (Target_arm::Target_arm): Initialize may_use_blx_ and
4151 should_force_pic_veneer_.
4152 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4153 Target_arm::should_force_pic_veneer,
4154 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4155 Target_arm::using_thumb_only, Target_arm:;default_target): New
4157 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4158 New data member declarations.
4159 (Insn_template::size, Insn_template::alignment): New method defintions.
4160 (Stub_template::Stub_template): New method definition.
4161 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4162 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4163 (Stub_factory::Stub_factory): New method definition.
4164 * gold.h (string_hash): New template.
4165 * output.h (Input_section_specifier::hash_value): Use
4167 (Input_section_specifier::string_hash): Remove.
4168 * stringpool.cc (Stringpool_template::string_hash): Use
4171 2009-10-20 Doug Kwan <dougkwan@google.com>
4173 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4174 symbols of relaxed input sections.
4175 * output.h (Output_section::find_relaxed_input_section): Make
4178 2009-10-16 Doug Kwan <dougkwan@google.com>
4180 * dynobj.cc (Versions::Versions): Initialize version_script_.
4181 Only insert base version symbol definition for a shared object
4182 if version script defines any version versions.
4183 (Versions::define_base_version): New method definition.
4184 (Versions::add_def): Check that base version is not needed.
4185 (Versions::add_need): Define base version lazily.
4186 * dynobj.h (Versions::define_base_version): New method declaration.
4187 (Versions::needs_base_version_): New data member declaration.
4188 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4189 (check_DATA): Add no_version_test.stdout.
4190 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4192 * testsuite/Makefile.in: Regenerate.
4193 * testsuite/no_version_test.c: New file.
4194 * testsuite/no_version_test.sh: Ditto.
4196 2009-10-16 Doug Kwan <dougkwan@google.com>
4198 * expression.cc (class Segment_start_expression): New class definition.
4199 (Segment_start_expression::value): New method definition.
4200 (script_exp_function_segment_start): Return a new
4201 Segment_start_expression.
4202 * gold/script-c.h (script_saw_segment_start_expression): New function
4204 * script-sections.cc (Script_sections::Script_sections): Initialize
4205 SAW_SEGMENT_START_EXPRESSION_ to false.
4206 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4207 and -Tbbs options to specify section addresses if given in
4208 command line and no SEGMENT_START expression is seen in a script.
4209 * script-sections.h (Script_sections::saw_segment_start_expression,
4210 Script_sections::set_saw_segment_start_expression): New method
4212 (Script_sections::saw_segment_start_expression_): New data member
4214 * script.cc (script_saw_segment_start_expression): New function.
4215 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4216 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4217 script_test_7.sh and script_test_8.sh.
4218 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4219 script_test_8.stdout.
4220 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4221 (script_test_6, script_test_6.stdout, script_test_7,
4222 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4223 * Makefile.in: Regenerate.
4224 * testsuite/script_test_6.sh: New file.
4225 * testsuite/script_test_6.t: Same.
4226 * testsuite/script_test_7.sh: Same.
4227 * testsuite/script_test_7.t: Same.
4228 * testsuite/script_test_8.sh: Same.
4230 2009-10-16 Doug Kwan <dougkwan@google.com>
4232 * output.cc (Output_segment::set_section_list_address): Cast
4233 expressions to unsigned long long type to avoid format warnings.
4235 2009-10-15 Ian Lance Taylor <iant@google.com>
4237 * script.cc (Script_options::add_symbol_assignment): Always add a
4238 dot assignment to script_sections_.
4239 * script-sections.cc (Script_sections::add_dot_assignment):
4240 Initialize if necessary.
4242 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4243 program headers with no load segment if there is a linker script.
4245 * layout.cc (Layout::set_segment_offsets): Align the file offset
4246 to the segment aligment for -N or -n with no load segment.
4247 * output.cc (Output_segment::add_output_section): Don't crash if
4248 the first section is a TLS section.
4249 (Output_segment::set_section_list_addresses): Print an error
4250 message if the address moves backward in a linker script.
4251 * script-sections.cc
4252 (Output_section_element_input::set_section_addresses): Don't
4253 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4254 (Orphan_output_section::set_section_addresses): Likewise.
4256 2009-10-15 Doug Kwan <dougkwan@google.com>
4258 * layout.cc (Layout::finish_dynamic_section): Generate tags
4259 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4260 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4261 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4263 2009-10-14 Ian Lance Taylor <iant@google.com>
4265 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4267 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4268 data_shdr fields of relinfo.
4269 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4270 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4271 R_386_TLS_LDO_32, adjust based on section flags.
4272 (Target_i386::Relocate::fix_up_ldo): Remove.
4274 2009-10-13 Ian Lance Taylor <iant@google.com>
4276 Add support for -pie.
4277 * options.h (class General_options): Add -pie and
4279 (General_options::output_is_position_independent): Test -pie.
4280 (General_options::output_is_executable): Return true if not shared
4281 and not relocatable.
4282 (General_options::output_is_pie): Remove.
4283 * options.cc (General_options::finalize): Reject incompatible uses
4285 * gold.cc (queue_middle_tasks): A -pie link is not static.
4286 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4287 * symtab.cc (Symbol::final_value_is_known): Return false if
4288 output_is_position_independent.
4289 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4290 output_is_position_independent.
4291 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4292 output_is_position_independent.
4293 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4294 output_is_position_independent.
4295 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4297 (basic_pie_test.o, basic_pie_test): New targets.
4298 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4299 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4300 (two_file_pie_test): New target.
4301 * testsuite/Makefile.in: Rebuild.
4302 * README: Remove note saying that -pie is not supported.
4304 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4306 * options.h (class General_options): Add -init and -fini.
4307 * layout.cc (Layout::finish_dynamic_section): Emit
4308 given init and fini functions.
4310 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4312 * gc.h (gc_process_relocs): Check if icf is enabled using new
4314 * gold.cc (queue_initial_tasks): Likewise.
4315 (queue_middle_tasks): Likewise.
4316 * object.cc (do_layout): Likewise.
4317 * symtab.cc (is_section_folded): Likewise.
4318 * main.cc (main): Likewise.
4319 * reloc.cc (Read_relocs::run): Likewise.
4320 (Sized_relobj::do_scan_relocs): Likewise.
4321 * icf.cc (is_function_ctor_or_dtor): New function.
4322 (Icf::find_identical_sections): Check if function is ctor or dtor when
4324 * options.h (General_options::icf): Change option to be an enum.
4325 (Icf_status): New enum.
4326 (icf_enabled): New method.
4327 (icf_safe_folding): New method.
4328 (set_icf_status): New method.
4329 (icf_status_): New variable.
4330 * (options.cc) (General_options::finalize): Set icf_status_.
4331 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4332 icf_test and icf_keep_unique_test to use the --icf enum flag.
4333 * testsuite/icf_safe_test.sh: New file.
4334 * testsuite/icf_safe_test.cc: New file.
4336 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4338 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4339 includes to gc.h and icf.h.
4340 * arm.cc: Include gc.h.
4341 * gold.cc: Likewise.
4342 * i386.cc: Likewise.
4343 * powerpc.cc: Likewise.
4344 * sparc.cc: Likewise.
4345 * x86_64.cc: Likewise.
4346 * gc.h: Include icf.h.
4348 2009-10-11 Ian Lance Taylor <iant@google.com>
4350 * plugin.cc: Include "gold.h" before other header files.
4352 2009-10-10 Chris Demetriou <cgd@google.com>
4354 * options.h (Input_file_argument::Input_file_type): New enum.
4355 (Input_file_argument::is_lib_): Replace with...
4356 (Input_file_argument::type_): New member.
4357 (Input_file_argument::Input_file_argument): Take Input_file_type
4358 'type' rather than boolean 'is_lib' as second argument.
4359 (Input_file_argument::is_lib): Use type_.
4360 (Input_file_argument::is_searched_file): New function.
4361 (Input_file_argument::may_need_search): Handle is_searched_file.
4362 * options.cc (General_options::parse_library): Support -l:filename.
4363 (General_options::parse_just_symbols): Update for Input_file_argument
4365 (Command_line::process): Likewise.
4366 * archive.cc (Archive::get_file_and_offset): Likewise.
4367 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4368 * script.cc (read_script_file, script_add_file): Likewise.
4369 * fileread.cc (Input_file::Input_file): Likewise.
4370 (Input_file::will_search_for): Handle is_searched_file.
4371 (Input_file::open): Likewise.
4372 * readsyms.cc (Read_symbols::get_name): Likewise.
4373 * testsuite/Makefile.am (searched_file_test): New test.
4374 * testsuite/Makefile.in: Regenerate.
4375 * testsuite/searched_file_test.cc: New file.
4376 * testsuite/searched_file_test_lib.cc: New file.
4378 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4379 Ian Lance Taylor <iant@google.com>
4381 * descriptor.cc: Include <cstdio> and "binary-io.h".
4382 (Descriptors::open): Open the files in binary mode always.
4383 * script.cc (Lex::get_token): Treat \r as whitespace.
4385 2009-10-09 Ian Lance Taylor <iant@google.com>
4387 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4389 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4390 Ian Lance Taylor <iant@google.com>
4392 * configure.ac: Check for readv function also.
4393 * fileread.cc (readv): Define if not HAVE_READV.
4394 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4396 * config.in: Regenerate.
4397 * configure: Regenerate.
4399 2009-10-09 Doug Kwan <dougkwan@google.com>
4401 * layout.cc (Layout::make_output_section): Call target hook to make
4402 ordinary output section.
4403 (Layout::finalize): Adjust parameter list of call the
4404 Target::may_relax().
4405 * layout.h (class Layout::section_list): New method.
4406 * merge.h (Output_merge_base::entsize): Change visibility to public.
4407 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4409 (Output_merge_string::do_is_string): New method.
4410 * object.cc (Sized_relobj::do_setup): renamed from
4411 Sized_relobj::set_up.
4412 * object.h (Sized_relobj::adjust_shndx,
4413 Sized_relobj::initializ_input_to_output_maps,
4414 Sized_relobj::free_input_to_output_maps): Change visibilities to
4416 (Sized_relobj::setup): Virtualize.
4417 (Sized_relobj::do_setup): New method declaration.
4418 (Sized_relobj::invalidate_section_offset,
4419 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4420 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4421 * options.cc (parse_int): New function.
4422 * options.h (parse_int): New declaration.
4423 (DEFINE_int): New macro.
4424 (stub_group_size): New option.
4425 * output.cc (Output_section::Output_section): Initialize memebers
4426 merge_section_map_, merge_section_by_properties_map_,
4427 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4428 (Output_section::add_input_section): Handled deferred code-fill
4429 generation and remove an old comment.
4430 (Output_section::add_relaxed_input_section): New method definition.
4431 (Output_section::add_merge_input_section): Use merge section by
4432 properties map to speed to search. Update merge section maps
4434 (Output_section::build_relaxation_map): New method definition.
4435 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4437 (Output_section::relax_input_section): Renamed to
4438 Output_section::convert_input_sections_to_relaxed_sections and change
4439 interface to take a vector of pointers to relaxed sections.
4440 (Output_section::find_merge_section,
4441 Output_section::find_relaxed_input_section): New method definitions.
4442 (Output_section::is_input_address_mapped,
4443 Output_section::output_offset, Output_section::output_address):
4444 Use output section data maps to speed up searching.
4445 (Output_section::find_starting_output_address): Add comments.
4446 (Output_section::do_write,
4447 Output_section::write_to_postprocessing_buffer): Do code-fill
4448 generation as appropriate.
4449 (Output_section::get_input_sections): Invalidate relaxed input section
4451 (Output_section::restore_states): Adjust type of checkpoint .
4452 Invalidate relaxed input section map.
4453 * output.h (Output_merge_base): New class declaration.
4454 (Input_section_specifier): New class defintion.
4455 (class Output_relaxed_input_section) Change base class to
4456 Output_section_data_build.
4457 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4458 base class initializer.
4459 (Output_section::add_relaxed_input_section): New method declaration.
4460 (Output_section::Input_section): Change visibility to protected.
4461 (Output_section::Input_section::relobj,
4462 Output_section::Input_section::shndx): Handle relaxed input sections.
4463 Output_section::input_sections) Change visibility to protected. Also
4464 define overload to return a non-const pointer.
4465 (Output_section::Merge_section_properties): New class defintion.
4466 (Output_section::Merge_section_by_properties_map,
4467 Output_section::Output_section_data_by_input_section_map,
4468 Output_section::Relaxation_map): New types.
4469 (Output_section::relax_input_section): Rename method to
4470 Output_section::convert_input_sections_to_relaxed_sections and change
4471 interface to take a vector of relaxed section pointers.
4472 (Output_section::find_merge_section,
4473 Output_section::find_relaxed_input_section,
4474 Output_section::build_relaxation_map,
4475 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4476 New method declarations.
4477 (Output_section::merge_section_map_
4478 Output_section::merge_section_by_properties_map_,
4479 Output_section::relaxed_input_section_map_,
4480 Output_section::is_relaxed_input_section_map_valid_,
4481 Output_section::generate_code_fills_at_write_): New data members.
4482 * script-sections.cc
4483 (Output_section_element_input::set_section_addresses): Call
4484 current_data_size and addralign methods of relaxed input sections.
4485 (Orphan_output_section::set_section_addresses): Call current_data_size
4486 and addralign methods of relaxed input sections.
4487 * symtab.cc (Symbol_table::compute_final_value): Extract template
4488 from the body of Symbol_table::sized_finalize_symbol.
4489 (Symbol_table::sized_finalized_symbol): Call
4490 Symbol_table::compute_final_value.
4491 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4492 (Symbol_table::compute_final_value): New templated method declaration.
4493 * target.cc (Target::do_make_output_section): New method defintion.
4494 * target.h (Target::make_output_section): New method declaration.
4495 (Target::relax): Add more parameters for input objects, symbol table
4496 and layout. Adjust call to do_relax.
4497 (Target::do_make_output_section): New method declaration.
4498 (Target::do_relax): Add parameters for input objects, symbol table
4501 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4503 * pread.c: Include stdio.h.
4505 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4507 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4510 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4512 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4513 Change read_shndx type to unsigned int.
4514 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4516 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4517 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4518 Change read_shndx type to unsigned int.
4519 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4521 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4522 * layout.cc (Layout::create_symtab_sections): Cast the result of
4523 local_symcount * symsize to off_t in the gold_assert.
4525 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4527 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4528 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4530 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4531 (Arm_relocate_functions::thm_abs5): New function.
4532 (Arm_relocate_functions::abs12): New function.
4533 (Arm_relocate_functions::abs16): New function.
4534 (Arm_relocate_functions::base_abs): New function.
4535 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4536 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4537 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4539 (Scan::global): Likewise.
4540 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4541 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4542 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4543 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4546 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4548 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4549 (Arm_relocate_functions::movt_prel): New function.
4550 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4551 (Arm_relocate_functions::thm_movt_prel): New function.
4552 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4553 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4554 (Scan::global, Relocate::relocate): Likewise.
4555 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4557 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4559 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4560 Incremental_checker.
4561 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4563 (class Incremental_inputs_header): New class.
4564 (Incremental_inputs_header_writer): Edit comment.
4565 (Incremental_inputs_entry): New class.
4566 (Incremental_inputs_entry_writer): Edit comment.
4567 (Sized_incremental_binary::do_find_incremental_inputs_section):
4568 Add *strtab_shndx parameter, fill it.
4569 (Sized_incremental_binary::do_check_inputs): New method.
4570 (Incremental_checker::can_incrementally_link_output_file): Use
4571 Sized_incremental_binary::check_inputs.
4572 (Incremental_inputs::report_command_line): Save command line in
4575 (Incremental_binary::find_incremental_inputs_section): New
4577 (Incremental_binary::do_find_incremental_inputs_section): Add
4578 strtab_shndx parameter.
4579 (Incremental_binary::do_check_inputs): New pure virtual method.
4580 (Sized_incremental_binary::do_check_inputs): Declare.
4581 (Incremental_checker::Incremental_checker): Add incremental_inputs
4582 parameter, use it to initialize incremental_inputs_.
4583 (Incremental_checker::incremental_inputs_): New field.
4584 (Incremental_checker::command_line): New method.
4585 (Incremental_checker::inputs): New method.
4586 (Incremental_checker::command_line_): New field.
4588 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4590 * incremental.cc: Include <cstdarg> and "target-select.h".
4591 (vexplain_no_incremental): New function.
4592 (explain_no_incremental): New function.
4593 (Incremental_binary::error): New method.
4594 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4596 (make_sized_incremental_binary): New function.
4597 (open_incremental_binary): New function.
4598 (can_incrementally_link_file): Add checks if output is ELF and has
4600 * incremental.h: Include "elfcpp_file.h" and "output.h".
4601 (Incremental_binary): New class.
4602 (Sized_incremental_binary): New class.
4603 (open_incremental_binary): Declare.
4604 * object.cc (is_elf_object): Use
4605 elfcpp::Elf_recognizer::is_elf_file.
4606 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4607 * output.h (Output_file::filesize): New method.
4609 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4611 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4613 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4614 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4616 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4618 (Arm_relocate_functions::movw_abs_nc): New function.
4619 (Arm_relocate_functions::movt_abs): New function.
4620 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4621 (Arm_relocate_functions::thm_movt_abs): New function.
4622 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4623 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4624 (Scan::global): Likewise.
4625 (Relocate::relocate): Likewise.
4626 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4628 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4630 * arm.cc (Arm_relocate_functions::got_prel) New function.
4631 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4632 (Relocate::relocate): Likewise.
4633 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4635 2009-10-06 Ian Lance Taylor <iant@google.com>
4637 * options.h (class General_options): Define
4638 split_stack_adjust_size parameter.
4639 * object.h (class Object): Add uses_split_stack_ and
4640 has_no_split_stack_ fields. Add uses_split_stack and
4641 has_no_split_stack accessor functions. Declare
4642 handle_split_stack_section.
4643 (class Reloc_symbol_changes): Define.
4644 (class Sized_relobj): Define Function_offsets. Declare
4645 split_stack_adjust, split_stack_adjust_reltype, and
4647 * object.cc (Object::handle_split_stack_section): New function.
4648 (Sized_relobj::do_layout): Call handle_split_stack_section.
4649 * dynobj.cc (Sized_dynobj::do_layout): Call
4650 handle_split_stack_section.
4651 * reloc.cc (Sized_relobj::relocate_sections): Call
4652 split_stack_adjust for executable sections in split_stack
4653 objects. Pass reloc_map to relocate_section.
4654 (Sized_relobj::split_stack_adjust): New function.
4655 (Sized_relobj::split_stack_adjust_reltype): New function.
4656 (Sized_relobj::find_functions): New function.
4657 * target-reloc.h: Include "object.h".
4658 (relocate_section): Add reloc_symbol_changes parameter. Change
4660 * target.h (class Target): Add calls_non_split method. Declare
4661 do_calls_non_split virtual method. Declare match_view and
4663 * target.cc: Include "elfcpp.h".
4664 (Target::do_calls_non_split): New function.
4665 (Target::match_view): New function.
4666 (Target::set_view_to_nop): New function.
4667 * gold.cc (queue_middle_tasks): Give an error if mixing
4668 split-stack and non-split-stack objects with -r.
4669 * i386.cc (Target_i386::relocate_section): Add
4670 reloc_symbol_changes parameter.
4671 (Target_i386::do_calls_non_split): New function.
4672 * x86_64.cc (Target_x86_64::relocate_section): Add
4673 reloc_symbol_changes parameter.
4674 (Target_x86_64::do_calls_non_split): New function.
4675 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4677 * powerpc.cc (Target_powerpc::relocate_section): Add
4678 reloc_symbol_changes parameter.
4679 * sparc.cc (Target_sparc::relocate_section): Add
4680 reloc_symbol_changes parameter.
4681 * configure.ac: Call AM_CONDITIONAL for the default target.
4682 * configure: Rebuild.
4683 * testsuite/Makefile.am (TEST_AS): New variable.
4684 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4685 (check_DATA): Add split_i386 and split_x86_64 files.
4686 (SPLIT_DEFSYMS): Define.
4687 (split_i386_[1234n].o): New targets.
4688 (split_i386_[124]): New targets.
4689 (split_i386_[1234r].stdout): New targets.
4690 (split_x86_64_[1234n].o): New targets.
4691 (split_x86_64_[124]): New targets.
4692 (split_x86_64_[1234r].stdout): New targets.
4693 (MOSTLYCLEANFILES): Add new executables.
4694 * testsuite/split_i386.sh: New file.
4695 * testsuite/split_x86_64.sh: New file.
4696 * testsuite/split_i386_1.s: New file.
4697 * testsuite/split_i386_2.s: New file.
4698 * testsuite/split_i386_3.s: New file.
4699 * testsuite/split_i386_4.s: New file.
4700 * testsuite/split_i386_n.s: New file.
4701 * testsuite/split_x86_64_1.s: New file.
4702 * testsuite/split_x86_64_2.s: New file.
4703 * testsuite/split_x86_64_3.s: New file.
4704 * testsuite/split_x86_64_4.s: New file.
4705 * testsuite/split_x86_64_n.s: New file.
4706 * testsuite/testfile.cc (Target_test): Update relocation_section
4708 * testsuite/Makefile.in: Rebuild.
4710 2009-10-06 Ian Lance Taylor <iant@google.com>
4712 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4713 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4714 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4715 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4716 the address on ldo_addrs_.
4717 (Target_i386::Relocate::fix_up_ldo): New function.
4719 2009-10-06 Rafael Espindola <espindola@google.com>
4721 * plugin.cc (add_input_library): New.
4722 (Plugin::load): Add add_input_library to tv.
4723 (Plugin_manager::add_input_file): Add the is_lib argument.
4724 (add_input_file): Update call to Plugin_manager::add_input_file.
4725 (add_input_library): New.
4726 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4728 2009-09-30 Doug Kwan <dougkwan@google.com>
4730 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4731 symbol and call Symbol::may_need_copy_reloc to determine if
4732 a copy reloc is needed.
4733 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4734 nocopyreloc is given in command line.
4735 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4736 given in command line.
4737 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4738 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4739 of the removed Target_i386::may_need_copy_reloc.
4740 * options.h (copyreloc): New option with default value false.
4741 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4742 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4743 instead of the removed Target_powerpc::may_need_copy_reloc.
4744 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4745 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4746 instead of the removed Target_sparc::may_need_copy_reloc.
4747 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4748 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4749 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4750 instead of the removed Target_x86_64::may_need_copy_reloc.
4752 2009-09-30 Ian Lance Taylor <iant@google.com>
4754 * object.h (class Object): Remove target_ field, and target,
4755 sized_target, and set_target methods.
4756 (Object::sized_target): Remove.
4757 (class Sized_relobj): Update declarations. Remove sized_target.
4758 * object.cc (Sized_relobj::setup): Remove target parameter.
4760 (Input_objects::add_object): Don't do anything with the target.
4761 (make_elf_sized_object): Add punconfigured parameter. Change all
4762 callers. Set or test parameter target.
4763 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4765 * parameters.cc (Parameters::set_target): Change parameter type to
4767 (Parameters::default_target): Remove.
4768 (set_parameters_target): Change parameter type to be non-const.
4769 (parameters_force_valid_target): New function.
4770 (parameters_clear_target): New function.
4771 * parameters.h (class Parameters): Update declarations. Remove
4772 default_target method. Add sized_target and clear_target
4773 methods. Change target_ to be non-const.
4774 (set_parameters_target): Update declaration.
4775 (parameters_force_valid_target): Declare.
4776 (parameters_clear_target): Declare.
4777 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4778 as NULL if we aren't searching.
4779 (Add_symbols::run): Don't check for compatible target.
4780 * fileread.cc (Input_file::open_binary): Call
4781 parameters_force_valid_target.
4782 * gold.cc (queue_middle_tasks): Likewise.
4783 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4784 set_target on object.
4785 * dynobj.h (class Sized_dynobj): Update declarations.
4786 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4787 make_elf_object returns NULL.
4788 (Archive::include_member): Don't check whether object target is
4790 * output.cc (Output_section::add_input_section): Get target from
4792 (Output_section::relax_input_section): Likewise.
4793 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4795 (Sized_relobj::do_scan_relocs): Likewise.
4796 (Sized_relobj::relocate_sections): Likewise.
4797 * resolve.cc (Symbol_table::resolve): Likewise.
4798 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4799 parameter. Change all callers.
4800 (Symbol_table::add_from_object): Get target from parameters.
4801 (Symbol_table::add_from_relobj): Don't check object target.
4802 (Symbol_table::add_from_dynobj): Likewise.
4803 (Symbol_table::define_special_symbol): Get target from
4805 * symtab.h (class Symbol_table): Update declaration.
4806 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4807 parameter. Change all callers. Clear parameter target.
4808 (Binary_test): Test target here.
4809 * testsuite/object_unittest.cc (gold_testsuite): Remove
4810 target_test_pointer parameter. Change all callers.
4811 (Object_test): Test target here.
4813 2009-09-26 Ian Lance Taylor <iant@google.com>
4815 * testsuite/initpri1.c: Don't try to use constructor priorities if
4816 compiling with gcc before 4.3.
4818 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4820 * testsuite/retain_symbols_file_test.sh (check_present): Change
4821 output file name to retain_symbols_file_test.stdout.
4822 (check_absent): Likewise.
4824 2009-09-18 Craig Silverstein <csilvers@google.com>
4826 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4827 * options.cc: Include <cerrno> and <fstream>.
4828 (General_options::finalize): Parse -retain-symbols-file tag.
4829 * options.h: New flag.
4830 (General_options): New method should_retain_symbol, new
4831 variable symbols_to_retain.
4832 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4833 should_retain_symbol map.
4834 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4835 * testsuite/Makefile.in: Regenerate.
4836 * testsuite/retain_symbols_file_test.sh: New file.
4838 2009-09-18 Nick Clifton <nickc@redhat.com>
4840 * po/es.po: Updated Spanish translation.
4842 2009-09-17 Doug Kwan <dougkwan@google.com>
4844 * debug.h (DEBUG_RELAXATION): New constant.
4845 (DEBUG_ALL): Add DEBUG_RELAXATION.
4846 (debug_string_to_enum): Add relaxation debug option.
4848 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4849 Layout::Relaxation_debug_check::read_sections,
4850 Layout::Relaxation_debug_check::read_sections): New method definitions.
4851 (Layout::Layout): Initialize data members
4852 record_output_section_data_from_scrips_,
4853 script_output_section_data_list_ and relaxation_debug_check_.
4854 (Layout::save_segments, Layout::restore_segments,
4855 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4856 Layout::relaxation_loop_body): New method definitions.
4857 (Layout::finalize): Support relaxation. Move section layout code to
4858 Layout::relaxation_loop_body.
4859 (Layout::set_asection_address_from_script): Move code for orphan
4860 section placement out.
4861 (Layout::place_orphan_sections_in_script): New method definition.
4862 * layout.h (Output_segment_headers, Output_file_header):
4863 New forward class declarations.
4864 (Layout::~Layout): Define.
4865 (Layout::new_output_section_data_from_script): New method definition.
4866 (Layout::place_orphan_sections_in_script): New method declaration.
4867 (Layout::Segment_states): New type declaration.
4868 (Layout::save_segments, Layout::restore_segments,
4869 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4870 Layout::relaxation_loop_body): New method declarations.
4871 (Layout::Output_section_data_list): New type declaration.
4872 (Layout::Relaxation_debug_check): New class definition.
4873 (Layout::record_output_section_data_from_script_,
4874 Layout::script_output_section_data_list_, Layout::segment_states_,
4875 Layout::relaxation_debug_check_): New data members.
4876 * output.cc: (Output_section_headers::do_size): New method definition.
4877 (Output_section_headers::Output_section_headers): Move size
4878 computation to Output_section_headers::do_size.
4879 (Output_segment_headers::do_size): New method definition.
4880 (Output_file_header::Output_file_header): Move size computation to
4881 Output_file_header::do_size and call it.
4882 (Output_file_header::do_size): New method definition.
4883 (Output_data_group::Output_data_group): Adjust call to
4884 Output_section_data.
4885 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4886 (Output_symtab_xindex::do_write): Add array bound check.
4887 (Output_section::Input_section::print_to_mapfile): Handle
4888 RELAXED_INPUT_SECTION_CODE.
4889 (Output_section::Output_section): Initialize data member checkpoint_.
4890 (Output_section::~Output_section): Delete checkpoint object pointed
4892 (Output_section::add_input_section): Always add an Input_section if
4894 (Output_section::add_merge_input_section): Add assert.
4895 (Output_section::relax_input_section): New method definition.
4896 (Output_section::set_final_data_size): Set load address to zero for
4897 an unallocated section.
4898 (Output_section::do_address_and_file_offset_have_reset_values):
4899 New method definition.
4900 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4901 Handle relaxed input section.
4902 (Output_section::sort_attached_input_sections): Checkpoint input
4903 section list lazily.
4904 (Output_section::get_input_sections): Change type of input_sections to
4905 list of Simple_input_section pointers. Checkpoint input section list
4906 lazily. Also handle relaxed input sections.
4907 (Output_section::add_input_section_for_script): Take a reference to
4908 a Simple_input_section object instead of Relobj pointer and section
4909 index as parameter. Handle relaxed input sections.
4910 (Output_section::save_states, Output_section::restore_states): New
4912 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4913 (Output_data::is_data_size_fixed): New method definition.
4914 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4916 (Output_data::address_and_file_offset_have_reset_values): New method
4918 (Output_data::do_address_and_file_offset_have_reset_values): New method
4920 (Output_data::set_data_size): Check that data size is not fixed.
4921 (Output_data::fix_data_size): New method definition.
4922 (Output_data::is_data_size_fixed_): New data member.
4923 (Output_section_headers::set_final_data_size): New method definition.
4924 (Output_section_headers::do_size): New method declaration.
4925 (Output_segment_headers::set_final_data_size): New method definition.
4926 (Output_segment_headers::do_size): New method declaration.
4927 (Output_file_header::set_final_data_size)::New method definition.
4928 (Output_file_header::do_size)::New method declaration.
4929 (Output_section_data::Output_section_data): Add new parameter
4930 is_data_size_fixed and use it to fix data size.
4931 (Output_data_const::Output_data_const): Adjust call to base class
4932 constructor and fix data size.
4933 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4934 base class constructor and fix data size.
4935 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4936 base class constructor and fix data size.
4937 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4938 class constructor and fix data size.
4939 (Output_data_group::set_final_data_size): New method definition.
4940 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4941 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4942 class constructor and fix data size.
4943 (Output_relaxed_input_section): New class definition.
4944 (Output_section::Simple_input_section): New class definition.
4945 (Output_section::get_input_sections): Adjust parameter list.
4946 (Output_section::add_input_section_for_script): Same.
4947 (Output_section::save_states, Output_section::restore_states,
4948 Output_section::do_address_and_file_offset_have_reset_values,
4949 (Output_section::Input_section::Input_section): Handle
4950 RELAXED_INPUT_SECTION_CODE. Add new overload for
4951 Output_relaxed_input_section.
4952 (Output_section::Input_section::is_input_section,
4953 Output_section::Input_section::set_output_section): Handle relaxed
4955 (Output_section::Input_section::is_relaxed_input_section,
4956 Output_section::Input_section::output_section_data,
4957 Output_section::Input_section::relaxed_input_section): New method
4959 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4961 (Output_section::Input_section::u1_): Update comments.
4962 (Output_section::Input_section::u2_): Add new union member poris.
4963 (Output_section::Checkpoint_output_section): New classs definition.
4964 (Output_section::relax_input_section): New method declaration.
4965 (Output_section::checkpoint_): New data member.
4966 (Output_segment): Update comments.
4967 (Output_segment::Output_segment): Un-privatize copy constructor.
4968 (Output_segment::operator=): Un-privatize.
4969 * script-sections.cc (Output_section_element::Input_section_list):
4970 Change element type to Output_section::Simple_input_section.
4971 (Output_section_element_dot_assignment::set_section_addresses):
4972 Register output section data for relaxation clean up.
4973 (Output_data_exression::Output_data_expression): Adjust call to base
4974 constructor to fix data size.
4975 (Output_section_element_data::set_section_addresses): Register
4976 Output_data_expression object for relaxation clean up.
4977 (struct Input_section_info): Replace Relobj pointer and section index
4978 pair with Output_section::Simple_input_section and Convert struct to a
4980 (Input_section_sorter::operator()): Adjust access to
4981 Input_section_info data member to use accessors.
4982 (Output_section_element_input::set_section_addresses): Use layout
4983 parameter. Adjust code to use Output_section::Simple_input_section
4984 and Input_secction_info classes. Register filler for relaxation
4986 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4987 and section index pair with Output_section::Simple_input_section
4988 class. Adjust code accordingly.
4989 (Phdrs_element::release_segment): New method definition.
4990 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4992 (Script_sections::release_segments): New method definition.
4993 * gold/script-sections.h (Script_sections::release_segments): New
4995 * gold/target.h (Target::may_relax, Target::relax,
4996 Target::do_may_relax, Target::do_relax): New method definitions.
4998 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5000 * arm.cc (has_signed_unsigned_overflow): New function.
5001 (Arm_relocate_functions::abs8): New function.
5002 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5003 (Target_arm::Scan::global): Likewise.
5004 (Target_arm::relocate::relocate): Likewise.
5005 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5008 2009-09-16 Cary Coutant <ccoutant@google.com>
5010 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5011 * testsuite/Makefile.in: Regenerate.
5013 2009-09-11 Nick Clifton <nickc@redhat.com>
5015 * po/gold.pot: Updated by the Translation project.
5017 2009-09-08 Cary Coutant <ccoutant@google.com>
5019 * output.cc (Output_file::open): Add execute permission to empty file.
5020 * testsuite/Makefile.am (permission_test): New test.
5021 * testsuite/Makefile.in: Regenerate.
5023 2009-09-02 Ian Lance Taylor <iant@google.com>
5025 * output.cc (Output_file::resize): Call map_no_anonymous rather
5028 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5030 * gold.cc: Include "incremental.h".
5031 (queue_initial_tasks): Call Incremental_checker methods.
5032 * incremental.cc: Include "output.h".
5033 (Incremental_checker::can_incrementally_link_output_file): New
5035 * incremental.h (Incremental_checker): New class.
5037 * output.cc (Output_file::open_for_modification): New method.
5038 (Output_file::map_anonymous): Changed return type to bool. Record
5040 (Output_file::map_no_anonymous): New method, broken out of map.
5041 (Output_file::map): Use map_no_anonymous and map_anonymous.
5042 * output.h (class Output_file): Update declarations.
5044 2009-08-24 Cary Coutant <ccoutant@google.com>
5046 * options.h (Command_line::Pre_options): New class.
5047 (Command_line::pre_options): New member.
5048 * options.cc (gold::options::ready_to_register): New variable.
5049 (One_option::register_option): Do nothing if not registering options.
5050 Assert if same short option registered twice.
5051 (General_options::General_options): Turn off option registration when
5053 (Command_line::Pre_options::Pre_options): New constructor.
5055 2009-08-24 Cary Coutant <ccoutant@google.com>
5057 * options.h (General_options::no_keep_memory): Remove incorrect
5060 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5062 * Makefile.am (am__skiplex, am__skipyacc): New.
5063 * Makefile.in: Regenerate.
5065 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5067 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5068 (INCLUDES): ... this.
5069 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5070 (AM_CPPFLAGS): Renamed from ...
5071 (INCLUDE): ... this.
5072 * Makefile.in, testsuite/Makefile.in: Regenerate.
5074 * Makefile.in: Regenerate.
5075 * aclocal.m4: Likewise.
5076 * config.in: Likewise.
5077 * configure: Likewise.
5078 * testsuite/Makefile.in: Likewise.
5080 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5081 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5082 * Makefile.in: Regenerate.
5083 * testsuite/Makefile.in: Regenerate.
5085 2009-08-19 Cary Coutant <ccoutant@google.com>
5087 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5088 symbols in shared libraries overridden by hidden or internal symbols
5089 in the main program.
5091 2009-08-19 Chris Demetriou <cgd@google.com>
5093 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5094 checking source file names in error messages.
5096 2009-08-18 Doug Kwan <dougkwan@google.com>
5098 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5099 an elcpp::Ehdr as parameter. Adjust call to set_target.
5100 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5101 an elfcpp::Ehdr as parameter.
5102 * object.cc (Object::set_target): Remove the version that looks up
5103 a target and sets it.
5104 (Sized_relobj::setup): Take a Target object instead of
5105 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5106 (make_elf_sized_object): Find target and ask target to
5108 * object.h: (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.
5112 * target.cc: Include dynobj.h.
5113 (Target::do_make_elf_object_implementation): New.
5114 (Target::do_make_elf_object): New.
5115 * target.h (Target::make_elf_object): New template declaration.
5116 (Target::do_make_elf_object): New method declarations.
5117 (Target::do_make_elf_object_implementation): New template declaration.
5119 2009-08-14 Ian Lance Taylor <iant@google.com>
5121 * gold.h (FUNCTION_NAME): Define.
5122 (gold_unreachable): Use FUNCTION_NAME.
5124 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5126 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5127 symbol in the --keep-unique list is not found.
5129 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5131 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5132 been maked as --keep-unique.
5133 (Icf::unfold_section): New function.
5134 * icf.h (Icf::unfold_section): New function.
5135 * options.h (General_options::keep_unique): New option.
5136 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5137 * testsuite/Makefile.in: Regenerate.
5138 * testsuite/icf_keep_unique_test.sh: New file.
5139 * testsuite/icf_keep_unique_test.cc: New file.
5141 2009-08-12 Cary Coutant <ccoutant@google.com>
5144 * resolve.cc (Symbol_table::resolve): Check for references from
5145 dynamic objects to hidden and internal symbols.
5146 * testsuite/Makefile.am (hidden_test.sh): New test.
5147 * testsuite/Makefile.in: Regenerate.
5148 * testsuite/hidden_test.sh: New script.
5149 * testsuite/hidden_test_1.c: New test source.
5150 * testsuite/hidden_test_main.c: New test source.
5152 2009-08-11 Doug Kwan <dougkwan@google.com>
5154 * arm.cc: Update comments.
5155 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5156 segment to locate the .ARM.exidx section if present.
5158 2009-08-09 Doug Kwan <dougkwan@google.com>
5160 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5163 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5164 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5167 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5169 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5170 valid tls_segment only for non-debug-section relocations.
5171 * testsuite/Makefile.am: Add gc_tls_test.
5172 * testsuite/Makefile.in: Regenerate.
5173 * testsuite/gc_tls_test.cc: New file.
5174 * testsuite/gc_tls_test.sh: New file.
5176 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5180 * Makefile.am (CCFILES): Add icf.cc.
5182 * Makefile.in: Regenerate.
5183 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5184 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5185 section, symbol and addend information for the relocs.
5186 * gold.cc (queue_middle_tasks): Call identical code folding.
5187 * gold.h: Add defines for multimap.
5188 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5189 to the call of finalize_local_symbols.
5190 * main.cc (main): Create object of class Icf.
5191 * object.cc (Sized_relobj::do_layout): Allow this function to be
5192 called twice during icf.
5193 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5194 to sections marked as identical by icf.
5195 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5197 (Sized_relobj::do_section_entsize): New function.
5198 * object.h (Object::section_entsize): New function.
5199 (Object::do_section_entsize): New pure virtual function.
5200 (Relobj::finalize_local_symbols): Add new parameter.
5201 (Relobj::do_section_entsize): New function.
5202 * options.h (General_options::icf): New option.
5203 (General_options::icf_iterations): New option.
5204 (General_options::print_icf_sections): New option.
5205 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5206 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5207 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5209 * symtab.cc (Symbol_table::is_section_folded): New function.
5210 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5211 to sections marked as identical by icf.
5212 * symtab.h (Symbol_table::set_icf): New function.
5213 (Symbol_table::icf): New function.
5214 (Symbol_table::is_section_folded): New function.
5215 (Symbol_table::icf_): New data member.
5216 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5217 * testsuite/Makefile.am: Add commands to build icf_test.
5218 * testsuite/Makefile.in: Regenerate.
5219 * testsuite/icf_test.sh: New file.
5220 * testsuite/icf_test.cc: New file.
5222 2009-07-24 Chris Demetriou <cgd@google.com>
5224 * layout.cc (is_compressible_debug_section): Fix incorrect
5225 comment about compressed section names.
5227 2009-07-20 Ian Lance Taylor <ian@airs.com>
5230 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5232 2009-07-16 Ian Lance Taylor <iant@google.com>
5235 * layout.h: #include <map>.
5236 (class Kept_section): Change from struct to class. Add accessors
5237 and setters. Add section size to Comdat_group mapping. Change
5238 Comdat_group to std::map. Add is_comdat_ field. Add
5239 linkonce_size field in union.
5240 (class Layout): Update declaration of find_or_add_kept_section.
5241 Don't declare find_kept_object.
5242 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5243 parameter. Add object, shndx, is_comdat, and is_group_name
5244 parameters. Change all callers. Adjust for new Kept_section.
5245 (Layout::find_kept_object): Remove.
5246 * object.cc (Sized_relobj::include_section_group): Update use of
5247 Kept_section. Rename secnum to shndx. Only record
5248 Kept_comdat_section if sections are the same size.
5249 (Sized_relobj::include_linkonce_section): Update use of
5250 Kept_section. Only record Kept_comdat_section if sections are the
5251 same size. Set size of linkonce section.
5252 (Sized_relobj::map_to_kept_section): Update call to
5253 get_kept_comdat_section.
5254 * object.h (class Sized_relobj): Rename fields in
5255 Kept_comdat_section to drop trailing underscores; change object
5256 field to Relobj*. Change Kept_comdat_section_table to store
5257 struct rather than pointer.
5258 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5259 Add kept_object and kept_shndx parameters. Change all callers.
5260 (Sized_relobj::get_kept_comdat_section): Change return type to
5261 bool. Add kept_object and kept_shndx parameters. Change all
5263 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5264 Layout::find_or_add_kept_section.
5266 2009-07-09 Ian Lance Taylor <iant@google.com>
5268 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5269 Reserve space in the hash table.
5271 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5273 * fileread.cc (File_read::get_mtime): New method.
5274 * fileread.h (Timespec): New structure.
5275 (File_read::get_mtime): New method.
5276 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5277 Renamed from timestamp_nsec.
5278 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5280 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5282 (Incremental_inputs::report_archive): Save mtime; style fix.
5283 (Incremental_inputs::report_obejct): Save mtime; style fix.
5284 (Incremental_inputs::report_script): Save mtime; style fix.
5285 (Incremental_inputs::finalize_inputs): Style fix.
5286 (Incremental_inputs::finalize): Style fix.
5287 (Incremental_inputs::create_input_section_data): Store inputs
5289 * incremental.h (Incremental_inputs::report_script): Add mtime
5291 (Incremental_inputs::Input_info::Input_info): Intialize only one
5293 (Incremental_inputs::Input_info::archive): Move to nameless
5295 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5296 (Incremental_inputs::Input_info::script): Move to nameless union.
5297 (Incremental_inputs::mtime): New field.
5298 * script.cc (read_input_script): Pass file mtime to
5300 * script.h (Script_info::inputs): Style fix.
5302 2009-07-01 Ian Lance Taylor <ian@airs.com>
5304 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5307 2009-06-24 Ian Lance Taylor <iant@google.com>
5310 * layout.cc (Layout::choose_output_section): If we find an
5311 existing section, update the flags.
5312 (Layout::create_notes): New function, broken out of
5314 (Layout::finalize): Don't create note sections.
5315 (Layout::create_note): Don't crash if linker script discards
5317 (Layout::create_gold_note): Likewise.
5318 (Layout::create_build_id): Likewise. Don't set
5319 after_input_sections on the section.
5320 (Layout::create_executable_stack_info): Remove target parameter.
5322 * layout.h (class Layout): Declare create_notes. Update
5323 declaration of create_executable_stack_info.
5324 * gold.cc (queue_middle_tasks): Call create_notes.
5325 * output.cc (Output_section::update_flags_for_input_section): Move
5326 here from output.h. If SHF_ALLOC flag is newly set, mark address
5328 * output.h (Output_data::mark_address_invalid): New function.
5329 (class Output_section): Only declare, not define,
5330 update_flags_for_input_section. Remove set_flags.
5332 2009-06-24 Ian Lance Taylor <iant@google.com>
5334 * script-sections.cc (Output_section_definition::
5335 set_section_addresses): Rename shadowing local load_address to
5338 2009-06-24 Ian Lance Taylor <iant@google.com>
5341 * reloc.cc (relocate_sections): Skip empty relocation sections.
5343 2009-06-23 Ian Lance Taylor <iant@google.com>
5346 * layout.cc (Layout::create_note): Use choose_output_section
5347 rather than make_output_section.
5349 2009-06-23 Ian Lance Taylor <iant@google.com>
5352 * options.cc (General_options::parse_V): Set printed_version_.
5353 (General_options::General_options): Initialize printed_version_.
5354 * options.h (class General_options): Add printed_version_ field.
5355 * gold.cc (queue_initial_tasks): If there are no input files,
5356 don't give a fatal error if we printed the version information.
5357 (queue_middle_tasks): If using -r with a shared object, give a
5358 fatal error rather than an ordinary error.
5360 2009-06-23 Ian Lance Taylor <iant@google.com>
5363 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5364 (Layout::make_output_section): Set have_stabstr_section_ if we see
5365 a .stab*str section.
5366 (Layout::finalize): Call link_stabs_sections.
5367 (Layout::link_stabs_sections): New file.
5368 * layout.h (class Layout): Add have_stabstr_section_ field.
5369 Declare link_stabs_sections.
5371 2009-06-23 Doug Kwan <dougkwan@google.com>
5373 * Makefile.am (libgold_a_LIBADD): New.
5374 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5375 * Makefile.in: Regenerate.
5376 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5377 * configure: Regenerate.
5378 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5379 * fileread.cc: Include sys/state.h
5380 * gold.h: Declare memmem and strndup if found missing.
5381 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5383 2009-06-23 Ian Lance Taylor <iant@google.com>
5385 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5386 * configure: Rebuild.
5388 2009-06-23 Ian Lance Taylor <iant@google.com>
5391 * object.cc (Object::section_contents): Don't try to get a view if
5392 the section has length zero.
5393 (Object::handle_gnu_warning_section): If the section is empty, use
5394 the name of the section as the warning.
5396 2009-06-23 Ian Lance Taylor <iant@google.com>
5399 * stringpool.h (class Stringpool_template): Add optimize_ field.
5400 (Stringpool_template::set_optimize): New function.
5401 * stringpool.cc (Stringpool_template::Stringpool_template):
5402 Initialize optimize_ field.
5403 (Stringpool_template::set_string_offsets): Test local optimize
5404 fild rather than parameter.
5405 * layout.cc (Layout::Layout): Call set_optimize on the section
5408 2009-06-22 Ian Lance Taylor <iant@google.com>
5411 * yyscript.y: Parse TARGET.
5412 * script.cc (script_set_target): New function.
5413 * script-c.h (script_set_target): Declare.
5414 * options.cc (General_options::string_to_object_format): Rename
5415 from string_to_object_format in anonymous namespace. Change
5417 * options.h (class General_options): Declare
5418 string_to_object_format.
5420 2009-06-22 Ian Lance Taylor <iant@google.com>
5422 * script-sections.cc (Script_sections::create_segments): Don't put
5423 program headers in a PT_LOAD segment if -n or -N.
5425 2009-06-22 Ian Lance Taylor <iant@google.com>
5428 * options.h (class General_options): Add -z lazy and -z now. Sort
5429 -z options into alphabetical order.
5430 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5432 2009-06-21 Ian Lance Taylor <iant@google.com>
5434 * layout.cc (Layout::make_output_section): Call
5435 Target::new_output_section.
5436 (Layout::attach_allocated_section_to_segment): Put large section
5437 sections in a separate load segment with the large segment flag
5439 (Layout::segment_precedes): Sort large data segments after other
5441 (align_file_offset): New static function.
5442 (Layout::set_segment_offsets): Use align_file_offset.
5443 * output.h (class Output_section): Add is_small_section_ and
5444 is_large_section_ fields.
5445 (Output_section::is_small_section): New function.
5446 (Output_section::set_is_small_section): New function.
5447 (Output_section::is_large_section): New function.
5448 (Output_section::set_is_large_section): New function.
5449 (Output_section::is_large_data_section): New function.
5450 (class Output_segment): Add is_large_data_segment_ field.
5451 (Output_segment::is_large_data_segment): New function.
5452 (Output_segment::set_is_large_data_segment): New function.
5453 * output.cc (Output_section::Output_section): Initialize new
5455 (Output_segment::Output_segment): Likewise.
5456 (Output_segment::add_output_section): Add assertion that large
5457 data sections always go in large data segments. Force small data
5458 sections to the end of the list of data sections. Force small BSS
5459 sections to the start of the list of BSS sections. For large BSS
5460 sections to the end of the list of BSS sections.
5461 * symtab.h (class Symbol): Declare is_common_shndx.
5462 (Symbol::is_defined): Check Symbol::is_common_shndx.
5463 (Symbol::is_common): Likewise.
5464 (class Symbol_table): Define enum Commons_section_type. Update
5465 declarations. Add small_commons_ and large_commons_ fields.
5466 * symtab.cc (Symbol::is_common_shndx): New function.
5467 (Symbol_table::Symbol_table): Initialize new fields.
5468 (Symbol_table::add_from_object): Put small and large common
5469 symbols in the right list.
5470 (Symbol_table::sized_finalized_symbol): Check
5471 Symbol::is_common_shndx.
5472 (Symbol_table::sized_write_globals): Likewise.
5473 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5474 common symbol lists. Don't call do_allocate_commons_list if the
5476 (Symbol_table::do_allocate_commons_list): Remove is_tls
5477 parameter. Add comons_section_type parameter. Change all
5478 callers. Handle small and large common symbols.
5479 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5480 Symbol::is_common_shndx.
5481 * resolve.cc (symbol_to_bits): Likewise.
5482 * target.h (Target::small_common_shndx): New function.
5483 (Target::small_common_section_flags): New function.
5484 (Target::large_common_shndx): New function.
5485 (Target::large_common_section_flags): New function.
5486 (Target::new_output_section): New function.
5487 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5488 small_common_section_flags, and large_common_section_flags
5490 (Target::do_new_output_section): New virtual function.
5491 * arm.cc (Target_arm::arm_info): Initialize new fields.
5492 * i386.cc (Target_i386::i386_info): Likewise.
5493 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5495 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5496 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5497 (Target_x86_64::do_new_output_section): New function.
5498 * configure.ac: Define conditional MCMODEL_MEDIUM.
5499 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5500 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5501 (large_LDFLAGS): Define.
5502 * testsuite/large.c: New file.
5503 * testsuite/testfile.cc (Target_test::test_target_info):
5504 Initialize new fields.
5505 * configure, testsuite/Makefile.in: Rebuild.
5507 2009-06-05 Doug Kwan <dougkwan@google.com>
5509 * Makefile.am (CCFILES): Add target.cc.
5510 * Makefile.in: Regenerate.
5511 * i386.cc (class Target_i386): Define new virtual method to
5512 override do_is_local_label_name in parent.
5513 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5514 local symbols if --discard-locals or -X is given.
5515 * options.h (class General_options): Declare new options
5516 '--discard-locals' and '-X' for discarding locals.
5517 * target.h (class Target): Define new methods is_local_label_name.
5518 Declare new virtual method do_is_local_label_name.
5519 * target.cc: New file.
5520 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5521 (check_SCRIPTS): Add discard_locals_test.sh.
5522 (check_DATA): Add discard_local_tests.syms.
5523 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5524 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5525 * testsuite/Makefile.in: Regenerate.
5526 * testsuite/discard_locals_test.c: New file.
5527 * testsuite/discard_locals_test.sh: Same.
5529 2009-06-05 Doug Kwan <dougkwan@google.com>
5531 * object.cc (Sized_relobj::Sized_relobj): Initialize
5532 discarded_eh_frame_shndx_ to -1U.
5533 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5535 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5536 a discarded .eh_frame section.
5537 (Sized_relobj::do_finalize_local_symbols): Ditto.
5538 * object.h (class Sized_relobj): Declare new member
5539 discarded_eh_frame_shndx_.
5540 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5541 (local_labels_test.o, local_labels_test): New rules.
5542 * testsuite/Makefile.in: Regenerate.
5544 2009-06-04 Doug Kwan <dougkwan@google.com>
5546 * layout.cc (Layout::section_name_mapping): Add mapping for
5547 special ARM sections.
5549 2009-06-03 Doug Kwan <dougkwan@google.com>
5551 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5552 (utils::has_overflow): Same.
5554 2009-06-03 Ian Lance Taylor <iant@google.com>
5556 * layout.cc (Layout::section_name_mapping): New array, replacing
5557 Layout::linkonce_mapping.
5558 (Layout::section_name_mapping_count): New variable, replacing
5559 Layout::linkonce_mapping_count.
5560 (Layout::linkonce_output_name): Remove.
5561 (Layout::output_section_name): Rewrite.
5562 * layout.h (class Layout): Rename Linkonce_mapping to
5563 Section_name_mapping, linkonce_mapping to section_name_mapping,
5564 linkonce_mapping_count to section_name_mapping_count. Don't
5565 declare linkonce_output_name.
5567 2009-06-03 Doug Kwan <dougkwan@google.com>
5569 * gold/arm.cc (namespace utils): New.
5570 (Target_arm::reloc_is_non_pic): Define new method.
5571 (class Arm_relocate_functions): New.
5572 (Target_arm::Relocate::relocate): Handle relocation types used by
5575 2009-06-03 Ian Lance Taylor <iant@google.com>
5577 * arm.cc (Target_arm::scan::global): Use || instead of |.
5579 2009-06-02 Doug Kwan <dougkwan@google.com>
5581 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5582 issued_non_pic_error_.
5583 (class Target_arm::Scan): Declare new method check_non_pic.
5584 Define new method symbol_needs_plt_entry.
5585 Declare new data member issued_non_pic_error_.
5586 (class Target_arm::Relocate): Declare new method
5587 should_apply_static_reloc.
5588 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5589 (Target_arm::Scan::check_non_pic): Define new method.
5590 (Target_arm::Scan::local): Handle a small subset of reloc types used
5592 (Target_arm::Scan::local): Same.
5593 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5595 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5597 * incremental.cc (Incremental_inputs::report_command_line): Filter
5598 out --incremental-* options.
5600 2009-05-29 Doug Kwan <dougkwan@google.com>
5602 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5604 (class Target_arm): Update comment.
5605 (Target_arm::Target_arm): Initialize new data members GOT_,
5606 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5607 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5608 and Target_arm::rel_dyn_section.
5609 Declare new_enum Target_arm::Got_type.
5610 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5612 Update commments for member do_dynsym_value.
5613 (Target_arm::got_size, Target_arm::plt_section,
5614 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5615 new methods inside class defintion.
5616 (Target_arm::got_section): Define new method.
5617 (Target_arm::rel_dyn_section): Same.
5618 (Output_data_plt_arm): New template class.
5619 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5620 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5621 (Output_data_plt_arm::add_entry): Same.
5622 (Output_data_plt_arm::first_plt_entry): Define new
5623 static data member for PLT instruction template.
5624 (Output_data_plt_arm::plt_entry): Same.
5625 (Output_data_plt_arm::do_write): Define new method.
5626 (Target_arm::make_plt_entry): Same.
5627 (Target_arm::do_finalize_sections): Same.
5628 (Target_arm::do_dynsym_value): Same.
5630 2009-05-28 Doug Kwan <dougkwan@google.com>
5632 * Makefile.am (TARGETSOURCES): Add arm.cc.
5633 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5634 * Makefile.in: Regenerate.
5636 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5638 2009-05-26 Doug Kwan <dougkwan@google.com>
5640 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5641 (General_options::check_excluded_libs): Strip off directories in
5642 archive name before matching like GNU ld does.
5643 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5644 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5645 (exclude_libs_test_LDFLAGS): Add linker option
5646 -Wl,--exclude-libs,libexclude_libs_test_3
5647 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5648 an explicit archive without using -l.
5649 (alt/libexclude_libs_test_3.a): New make rule.
5650 * testsuite/Makefile.in: Regenerate.
5651 * testsuite/exclude_libs_test.c : Declare lib3_default().
5653 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5654 * exclude_libs_test_3.c: New file.
5656 2009-05-26 Nick Clifton <nickc@redhat.com>
5658 * po/id.po: New Indonesian translation.
5659 * po/gold.pot: Updated template file.
5661 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5663 * testsuite/Makefile.am: Add -ffunction-sections to compile
5664 gc_comdat_test files. Add -Wl,--gc-sections to build
5666 * testsuite/Makefile.in: Regenerate.
5667 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5669 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5671 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5672 kept comdat section was garbage collected.
5673 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5674 * testsuite/Makefile.in: Regenerate.
5675 * testsuite/gc_comdat_test.sh: New file.
5676 * testsuite/gc_comdat_test_1.cc: New file.
5677 * testsuite/gc_comdat_test_2.cc: New file.
5679 2009-05-19 Doug Kwan <dougkwan@google.com>
5681 * archive.cc (Archive::Archive): Move constructor from archive.h
5682 to here. Initialize no_export_.
5683 (Archive::get_elf_object_for_member): Set no_export flag of object.
5684 * archive.h (Archive::Archive): Move constructor body to
5686 (Archive::no_export): New method.
5687 (Archive::no_export_): New field.
5688 * object.h (Object::Object): Initialize no_export_ to false.
5689 (Object::no_export, Object::set_no_export): New methods.
5690 (Object::no_export_): New field.
5691 * options.cc (General_options::parse_exclude_libs): New method.
5692 (General_options::check_excluded_libs) Same.
5693 * options.h (exclude_libs): New option.
5694 (General_options::check_excluded_libs): New method declaration.
5695 (General_options::excluded_libs_): New field.
5696 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5697 default or protected visibility if an object has no-export flag set.
5698 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5699 (check_SCRIPTS): Add exclude_libs_test.sh.
5700 (check_DATA): Add exclude_libs_test.syms.
5701 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5702 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5703 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5704 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5705 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5706 libexclude_libs_test_2.a): New rules.
5707 * testsuite/Makefile.in: Regenerate.
5708 * testsuite/exclude_libs_test.c: New file.
5709 * testsuite/exclude_libs_test.sh: Ditto.
5710 * testsuite/exclude_libs_test_1.c: Ditto.
5711 * testsuite/exclude_libs_test_2.c: Ditto.
5713 2009-05-15 Ian Lance Taylor <iant@google.com>
5715 * configure.ac: Check for declarations for cases where libiberty.h
5716 checks HAVE_DECL_xxx.
5717 * configure, config.in: Rebuild.
5719 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5721 * gold.h (Incremental_argument_list): Remove (invalid) forward
5723 * incremental.cc (Incremental_inputs::report_achive): New method.
5724 (Incremental_inputs::report_object): New method.
5725 (Incremental_inputs::report_script): New method.
5726 (Incremental_inputs::finalize_inputs): New method.
5727 (Incremental_inputs::finalize): Call finalize_inputs().
5728 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5729 Create inputs entries.
5730 * incremental.h (Incremental_input_type): New enum.
5731 (Incremental_inputs::Incremental_input): Initialize new fields.
5732 (Incremental_inputs::report_inputs): New method.
5733 (Incremental_inputs::report_achive): New method.
5734 (Incremental_inputs::report_object): New method.
5735 (Incremental_inputs::report_script): New method.
5736 (Incremental_inputs::finalize_inputs): New method.
5737 (Incremental_inputs::Input_info): New struct.
5738 (Incremental_inputs::Input_info_map): New typedef.
5739 (Incremental_inputs::lock_): New field.
5740 (Incremental_inputs::Inputs_): New field.
5741 (Incremental_inputs::Inputs_map): New field.
5742 * main.cc (main): Call Incremental_input::report_inputs.
5743 * options.h (Input_argument_list): Typedef moved from
5745 (Input_file_group::Files): Remove, use ::Input_argument_list.
5746 (Input_file_group::Input_argument_list): Remove, use
5747 ::Input_argument_list.
5748 * plugin.cc (Plugin_manager::add_input_file): Add error in
5750 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5752 * script.cc (read_input_script): Call
5753 Incremental_input::report_script.
5754 * script.h (Script_info): New class.
5756 2009-04-27 Ian Lance Taylor <iant@google.com>
5758 * x86_64.cc (do_adjust_output_section): Set entsize to
5761 2009-04-23 Elliott Hughes <enh@google.com>
5763 * output.cc (Output_file::close): After short writes, continue
5764 writing from the correct offset in the buffer being written.
5766 2009-04-23 Chris Demetriou <cgd@google.com>
5768 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5769 * configure: Regenerate.
5770 * config.in: Regenerate.
5771 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5772 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5774 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5776 * incremental.cc (Incremental_inputs_header_data): Renamed from
5777 Incremental_input_header_data.
5778 (Incremental_inputs_header_data::data_size): New field.
5779 (Incremental_inputs_header_data::put_input_file_count): Renamed
5780 from input_file_count.
5781 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5782 from command_line_offset.
5783 (Incremental_inputs_header_data::put_reserved): Renamed from
5785 (Incremental_inputs_entry_data): Renamed from
5786 Incremental_input_entry_data.
5787 (Incremental_inputs_entry_data::data_size): New field.
5788 (Incremental_inputs::report_command_line): New method.
5789 (Incremental_inputs::finalize): New method.
5790 (Incremental_inputs::create_incremental_inputs_data): New method.
5791 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5792 * incremental.h: New file.
5793 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5794 (Layout::finalize): Create incremental inputs section in
5796 (Layout::create_incremental_info_sections): New method.
5797 * layout.h (Layout::incremental_inputs): New method.
5798 (Layout::create_incremental_info_sections): New method.
5799 (Layout::incremental_inputs_): New field.
5800 * main.cc (main): Notify Incremental_input of the command line.
5802 2009-04-01 Ian Lance Taylor <iant@google.com>
5803 Mikolaj Zalewski <mikolajz@google.com>
5805 * gold.h (reserve_unordered_map): Define, three versions, one for
5806 each version of Unordered_map.
5807 * layout.cc (Layout::Layout): Remove options parameter. Add
5808 number_of_input_files parameter. Don't initialize options_.
5809 Initialize number_of_input_files_ and resized_signatures_. Move
5810 sections_are_attached_.
5811 (Layout::layout_group): Reserve space for group_signatures_.
5812 (Layout::find_or_add_kept_section): Change name parameter to be a
5813 reference. Resize signatures_ map when it gets large enough.
5814 (Layout::layout_eh_frame): Use parameters->options() instead of
5816 (Layout::make_output_section): Likewise.
5817 (Layout::attach_allocated_section_to_segment): Likewise.
5818 (Layout::finalize, Layout::create_executable_stack): Likewise.
5819 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5820 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5821 * layout.h (class Layout): Update declarations. Remove options_
5822 field. Add number_of_input_files_ and resized_signatures_
5823 fields. Move sections_are_attached_ field.
5824 * main.cc (main): Pass number of input files to Layout
5825 constructor. Don't pass options.
5827 2009-03-30 Ian Lance Taylor <iant@google.com>
5829 * ffsll.c (ffsll): Correct implementation.
5831 2009-03-27 Ian Lance Taylor <iant@google.com>
5833 * ffsll.c: New file.
5834 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5835 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5836 * ftruncate.c (ftruncate): Declare before definition.
5837 * mremap.c (mremap): Likewise.
5838 * pread.c (pread): Likewise.
5839 * configure, Makefile.in, config.in: Rebuild.
5841 * mremap.c: New file.
5842 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5843 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5844 (mremap): Declare if HAVE_MREMAP is not defined.
5845 * configure, Makefile.in, config.in: Rebuild.
5847 2009-03-27 Cary Coutant <ccoutant@google.com>
5849 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5850 position independent.
5851 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5852 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5854 2009-03-24 Cary Coutant <ccoutant@google.com>
5856 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5858 (needs_dynamic_reloc): Likewise.
5860 2009-03-24 Ian Lance Taylor <iant@google.com>
5862 * yyscript.y (file_cmd): Recognize EXTERN.
5863 (extern_name_list, extern_name_list_body): New nonterminals.
5864 * script.cc (script_add_extern): Define.
5865 * script-c.h (script_add_extern): Declare.
5867 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5869 * object.cc (is_elf_object): Define.
5870 * object.h (is_elf_object): Declare.
5871 * archive.cc (Archive::get_elf_object_for_member): Call
5873 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5875 2009-03-24 Elliott Hughes <enh@google.com>
5877 * output.cc (Output_file::map_anonymous): Define.
5878 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5879 try an anonymous one. Report the size if the mmap fails.
5880 * output.h (class Output_file): Declare map_anonymous.
5882 2009-03-24 Ian Lance Taylor <iant@google.com>
5884 * target-select.cc (instantiate_target): Don't acquire the lock if
5885 the instantiated_target_ field has already been set.
5887 2009-03-23 Ian Lance Taylor <iant@google.com>
5889 * gold-threads.h (class Initialize_lock): Define.
5890 * gold-threads.cc (class Initialize_lock_once): Define.
5891 (initialize_lock_control): New static variable.
5892 (initialize_lock_pointer): New static variable.
5893 (initialize_lock_once): New static function.
5894 (Initialize_lock::Initialize_lock): Define.
5895 (Initialize_lock::initialize): Define.
5896 * target-select.h: Include "gold-threads.h".
5897 (class Target_selector): Add lock_ and initialize_lock_ fields.
5898 Don't define instantiate_target, just declare it.
5899 * target-select.cc (Target_selector::Target_selector): Initialize
5901 (Target_selector::instantiate_target): Define.
5902 * descriptors.h: Include "gold-threads.h".
5903 (class Descriptors): Add initialize_lock_ field.
5904 * descriptors.cc (Descriptors::Descriptors): Initialize new
5906 (Descriptors::open): Use initialize_lock_ field
5907 * errors.h (class Errors): Add initialize_lock_ field.
5908 * errors.cc (Errors::Errors): Initialize new field.
5909 (Errors::initialize_lock): Use initialize_lock_ field.
5910 * powerpc.cc (class Target_selector_powerpc): Remove
5911 instantiated_target_ field. In do_recognize call
5912 instantiate_target rather than do_instantiate_target. In
5913 do_instantiate_target just allocate a new target.
5914 * sparc.cc (class Target_selector_sparc): Likewise.
5916 * freebsd.h: New file.
5917 * i386.cc: Include "freebsd.h".
5918 (Target_i386): Derive from Target_freebsd rather than
5920 (Target_selector_i386): Derive from Target_selector_freebsd rather
5921 than Target_selector.
5922 * x86_64.cc: Include "freebsd.h".
5923 (Target_x86_64): Derive from Target_freebsd rather than
5925 (Target_selector_x86_64): Derive from Target_selector_freebsd
5926 rather than Target_selector.
5927 * target.h (class Target): Add adjust_elf_header and
5928 do_adjust_elf_header.
5929 * output.cc (Output_file_header:: do_sized_write): Call target
5930 adjust_elf_header routine.
5931 * configure.tgt: Set targ_osabi.
5932 * configure.ac: Define GOLD_DEFAULT_OSABI.
5933 * parameters.cc (Parameters::default_target): Pass
5934 GOLD_DEFAULT_OSABI to select_target.
5935 * target-select.h (class Target_selector): Make instantiate_target
5936 protected rather than private.
5937 * Makefile.am (HFILES): Add freebsd.h.
5938 * configure, Makefile.in, config.in: Rebuild.
5940 * merge.cc (do_add_input_section): Correct pend value. Change
5941 message about last entry not being null terminated from error to
5944 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5946 * incremental.cc: New file.
5947 * Makefile.am (CCFILES): Add incremental.cc.
5948 * Makefile.in: Rebuild.
5950 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5952 * layout.cc (Layout::output_section_name): Preserve names
5953 of '.note.' sections.
5955 2009-03-19 Ian Lance Taylor <iant@google.com>
5957 * descriptors.cc (Descriptors::open): Check that the options are
5958 valid before using them.
5960 2009-03-18 Ian Lance Taylor <iant@google.com>
5962 * script-sections.h: Include <list>.
5963 (class Script_sections): Change Sections_elements from std::vector
5964 to std::list. Typedef public Elements_iterator. Add
5965 orphan_section_placement_, data_segment_align_start_, and
5966 saw_data_segment_align_ fields. Remove data_segment_align_index_
5968 * script-sections.cc (class Orphan_section_placement): New class.
5969 (class Sections_element): Add virtual functions is_relro and
5970 orphan_section_init. Remove virtual function place_orphan_here.
5971 (class Output_section_definition): Add is_relro and
5972 orphan_section_init. Remove place_orphan_here.
5973 (class Orphan_output_section): Likewise.
5974 (Script_sections::Script_sections): Update for field changes.
5975 (Script_sections::data_segment_align): Set saw_data_segment_align_
5976 and data_segment_align_start_, not data_segment_align_index.
5977 (Script_sections::data_segment_relro_end): Check
5978 saw_data_segment_align_. Use data_segment_align_start_ rather
5979 than data_segment_align_index_.
5980 (Script_sections::place_orphan): Rewrite to use
5981 Orphan_section_placement.
5983 2009-03-17 Ian Lance Taylor <iant@google.com>
5985 * archive.cc (Archive::add_symbols): Check for a version attached
5986 to the symbol name in the archive map.
5987 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5988 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5989 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5990 (ver_test_11.a): New target.
5991 * testsuite/Makefile.in: Rebuild.
5993 * configure.ac: Check for chsize and posix_fallocate. Replace
5995 * ftruncate.c: New file, from gnulib.
5996 * output.cc (posix_fallocate): Define dummy version if not
5997 HAVE_POSIX_FALLOCATE.
5998 (Output_file::map): Call posix_fallocate rather than lseek and
6000 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6001 * configure, Makefile.in, config.in: Rebuild.
6003 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6005 * layout.h (Layout::create_note): Add section_name parameter.
6006 * layout.cc (Layout::create_note): Likewise.
6007 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6009 2009-03-17 Ian Lance Taylor <iant@google.com>
6011 * descriptors.cc: Include "options.h".
6012 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6013 (Descriptors::open): Always use O_CLOEXEC when opening a new
6014 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6015 then set FD_CLOEXEC.
6017 * sparc.cc (class Target_sparc): Add has_got_section.
6018 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6019 make sure we have a GOT section.
6021 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6022 (Target_sparc::Scan::local): Likewise.
6023 (Target_sparc::Scan::global): Likewise.
6024 (Target_sparc::Relocate::relocate): Likewise.
6025 (Target_sparc::Relocate::relocate_tls): Likewise.
6027 * symtab.cc (Symbol_table::define_default_version): New function,
6028 broken out of add_from_object.
6029 (Symbol_table::add_from_object): Call define_default_version.
6030 (Symbol_table::define_special_symbol): Add resolve_oldsym
6031 parameter. Change all callers. If the version for a symbol comes
6032 from a version script, resolve it with the symbol with the same
6033 name with no version. Also add the symbol without a version if
6035 (do_define_in_output_data): If resolving with oldsym, don't delete
6037 (do_define_in_output_segment): Likewise.
6038 (do_define_as_constant): Likewise.
6039 * symtab.h (class Symbol_table): Update declarations.
6041 2009-03-13 Ian Lance Taylor <iant@google.com>
6043 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6044 (Read_symbols::requeue): New function.
6045 (Read_symbols::do_read_symbols): If make_elf_object fails because
6046 the target type is not configured, and the file was searched for,
6047 issue a warning and retry with the next directory.
6048 (Add_symbols::run): If the file has an incompatible format, and
6049 it was searched for, requeue the Read_symbols task. On error,
6051 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6052 dirindex parameter to constructor. Change all callers. Declare
6053 incompatible_warning and requeue.
6054 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6055 input_argument_ and input_group_ fields. Add them to
6056 constructor. Change all callers.
6057 (class Read_script): Add dirindex_ field. Add it to constructor.
6059 * archive.cc (Archive::setup): Remove input_objects parameter.
6061 (Archive::get_file_and_offset): Likewise.
6062 (Archive::read_all_symbols): Likewise.
6063 (Archive::read_symbols): Likewise.
6064 (Archive::get_elf_object_for_member): Remove input_objects
6065 parameter. Add punconfigured parameter. Change all callers.
6066 (Archive::add_symbols): Change return type to bool. Check return
6067 value of include_member.
6068 (Archive::include_all_members): Likewise.
6069 (Archive::include_member): Change return type to bool. Return
6070 false if first included object has incompatible target. Set
6071 included_member_ field.
6072 (Add_archive_symbols::run): If add_symbols returns false, requeue
6074 * archive.h (class Archive): Add included_member_ field.
6075 Initialize it in constructor. Add input_file and searched_for
6076 methods. Update declarations.
6077 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6078 input_argument_ fields. Add them to constructor. Change all
6080 * script.cc: Include "target-select.h".
6081 (class Parser_closure): Add skip_on_incompatible_target_ and
6082 found_incompatible_target_ fields. Add
6083 skip_on_incompatible_target parameter to constructor. Change all
6084 callers. Add methods skip_on_incompatible_target,
6085 clear_skip_on_incompatible_target, found_incompatible_target, and
6086 set_found_incompatible_target.
6087 (read_input_script): Add dirindex parameter. Change all callers.
6088 If parser finds an incompatible target, requeue Read_symbols
6090 (script_set_symbol): Clear skip_on_incompatible_target in
6092 (script_add_assertion, script_parse_option): Likewise.
6093 (script_start_sections, script_add_phdr): Likewise.
6094 (script_check_output_format): New function.
6095 * script.h (read_input_script): Update declaration.
6096 * script-c.h (script_check_output_format): Declare.
6097 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6098 (ignore_cmd): Remove OUTPUT_FORMAT.
6099 * fileread.cc (Input_file::Input_file): Add explicit this.
6100 (Input_file::will_search_for): New function.
6101 (Input_file::open): Add pindex parameter. Change all callers.
6102 * fileread.h (class Input_file): Add input_file_argument method.
6103 Declare will_search_for. Update declarations.
6104 * object.cc (make_elf_object): Add punconfigured parameter.
6106 * object.h (class Object): Make input_file public. Add
6107 searched_for method.
6108 (make_elf_object): Update declaration.
6109 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6111 * dirsearch.h (class Dirsearch): Update declaration.
6112 * options.h (class General_options): Add --warn-search-mismatch.
6113 * parameters.cc (Parameters::is_compatible_target): New function.
6114 * parameters.h (class Parameters): Declare is_compatible_target.
6115 * workqueue.cc (Workqueue::add_blocker): New function.
6116 * workqueue.h (class Workqueue): Declare add_blocker.
6118 * fileread.cc (Input_file::open): Remove options parameter.
6120 (Input_file::open_binary): Likewise.
6121 * script.cc (read_input_script): Likewise.
6122 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6123 options parameter from constructor. Change all callers.
6124 (class Read_script): Likewise.
6125 * fileread.h (class Input_file): Update declarations.
6126 * script.h (read_input_script): Update declaration.
6128 2009-03-10 Nick Clifton <nickc@redhat.com>
6130 * po/es.po: New Spanish translation.
6132 2009-03-06 Cary Coutant <ccoutant@google.com>
6134 * options.cc (parse_short_option): Keep dash_z from registering itself.
6136 2009-03-03 Ian Lance Taylor <iant@google.com>
6139 * target-reloc.h (relocate_section): Pass output_section to
6141 * i386.cc (Target_i386::should_apply_static_reloc): Add
6142 output_section parameter. Change all callers.
6143 (Target_i386::Relocate::relocate): Add output_section parameter.
6144 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6145 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6146 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6147 * testsuite/two_file_shared.sh: New script.
6148 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6149 (check_DATA): Add two_file_shared.dbg.
6150 (two_file_shared.dbg): New target.
6151 * testsuite/Makefile.in: Rebuild.
6153 2009-03-01 Ian Lance Taylor <iant@google.com>
6155 * configure.ac: Check for byteswap.h.
6156 * configure: Rebuild.
6157 * config.in: Rebuild.
6159 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6161 * layout.cc (Layout::find_or_add_kept_section): New function.
6162 (Layout::add_comdat): Removed.
6163 * layout.h (struct Kept_section): Move out of class Layout.
6164 Remove trailing underscores from field names. Add group_sections
6165 field. Rename group_ field to is_group. Change all uses.
6166 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6167 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6168 comdat_groups_ field.
6169 (Sized_relobj::include_section_group): Use
6170 find_or_add_kept_section and Kept_section::group_sections.
6171 (Sized_relobj::include_linkonce_section): Likewise.
6172 * object.cc (class Sized_relobj): Don't define Comdat_group or
6173 Comdat_group_table. Remove find_comdat_group and
6174 add_comdat_group. Remove comdat_groups_ field.
6175 * plugin.cc (include_comdat_group): Use
6176 Layout::find_or_add_kept_section.
6178 2009-02-28 Ian Lance Taylor <iant@google.com>
6180 * README: --gc-sections and map files are now supported. Document
6181 some build requirements.
6184 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6185 relocatable link set the value of the section symbol to zero.
6186 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6187 relocatable link don't include the section address in the local
6190 2009-02-27 Ian Lance Taylor <iant@google.com>
6193 * options.h (class Search_directory): Add is_system_directory.
6194 (class General_options): Declare is_in_system_directory.
6195 * options.cc (get_relative_sysroot): Make static.
6196 (get_default_sysroot): Make static.
6197 (General_optoins::is_in_system_directory): New function.
6198 * fileread.cc (Input_file::is_in_system_directory): New function.
6199 * fileread.h (class Input_file): Declare is_in_system_directory.
6200 * object.h (class Object): Add is_in_system_directory.
6201 (class Input_objects): Remove system_library_directory_ field.
6202 * object.cc (Input_objects::add_object): Don't set
6203 system_library_directory_.
6204 (input_objects::found_in_system_library_directory): Remove.
6205 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6206 parameter. Change all callers.
6207 (Symbol_table::sized_write_globals): Likewise.
6208 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6209 Call Object::is_in_system_directory.
6210 * symtab.h (class Symbol_table): Update declarations.
6213 * descriptors.h (Open_descriptor): Add is_on_stack field.
6214 * descriptors.cc (Descriptors::open): If the descriptor is on the
6215 top of the stack, remove it. Initialize is_on_stack field.
6216 (Descriptors::release): Only add pod to stack if it is not on the
6218 (Descriptors::close_some_descriptor): Clear stack_next and
6222 * output.cc (Output_section::find_starting_output_address): Rename
6223 from starting_output_address; add PADDR parameter; change return
6225 * output.h (class Output_section): Declare
6226 find_starting_output_address instead of starting_output_address.
6227 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6228 section symbol for which we can't find a merge section.
6231 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6232 hidden or internal, force the symbol to be local.
6233 * resolve.cc (Symbol::override_visibility): Define.
6234 (Symbol::override_base): Use override_visibility.
6235 (Symbol_table::resolve): Likewise.
6236 (Symbol::override_base_with_special): Likewise.
6237 (Symbol_table::override_with_special): If the visibility is hidden
6238 or internal, force the symbol to be local.
6239 * symtab.h (class Symbol): Add set_visibility and
6240 override_visibility.
6241 * testsuite/ver_test_1.sh: New file.
6242 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6243 (check_DATA): Add ver_test_1.syms.
6244 (ver_test_1.syms): New target.
6245 * testsuite/Makefile.in: Rebuild.
6247 2009-02-25 Cary Coutant <ccoutant@google.com>
6249 * layout.cc (Layout::choose_output_section): Don't rename sections
6250 when using a linker script that has a SECTIONS clause.
6251 * Makefile.in: Regenerate.
6253 * testsuite/Makefile.am (script_test_5.sh): New test case.
6254 * testsuite/Makefile.in: Regenerate.
6255 * testsuite/script_test_5.cc: New file.
6256 * testsuite/script_test_5.sh: New file.
6257 * testsuite/script_test_5.t: New file.
6259 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6261 * archive.cc (Archive::include_member): Update calls to add_symbols.
6262 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6263 the Layout argument.
6264 * dynobj.h (do_add_symbols): Add the Layout argument.
6265 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6267 * object.h (Object::add_symbols): Add the Layout argument.
6268 (Object::do_add_symbols): Add the Layout argument.
6269 (Sized_relobj::do_add_symbols): Add the Layout argument.
6270 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6271 Unify the two versions.
6272 (Add_plugin_symbols): Remove.
6273 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6274 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6275 (Add_plugin_symbols): Remove.
6276 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6277 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6278 (Add_symbols::run): Make it work with Pulginobj.
6280 2009-02-06 Ian Lance Taylor <iant@google.com>
6282 * object.cc (Sized_relobj::do_layout): Make info message start
6283 with lower case letter.
6285 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6287 * binary.cc: Fix file comment.
6289 * options.h (enum Incremental_disposition): Define.
6290 (class General_options): Add new options: --incremental,
6291 --incremental_changed, --incremental_unchanged,
6292 --incremental_unknown. Add incremental_disposition_ and
6293 implicit_incremental_ fields.
6294 (General_options::incremental_disposition): New function.
6295 (class Position_dependent_options): Add incremental_disposition
6297 (Position_dependent_options::copy_from_options): Set incremental
6299 * options.cc (General_options::parse_incremental_changed): New
6301 (General_options::parse_incremental_unchanged): New function.
6302 (General_options::parse_incremental_unknown): New function.
6303 (General_options::General_options): Initialize new fields
6304 incremental_disposition_ and implicit_incremental_.
6305 (General_options::finalize): Check for uasge of --incremental-*
6306 without --incremental.
6308 2009-02-06 Chris Demetriou <cgd@google.com>
6310 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6311 pointer and to report location as the file name associated with
6313 (gold_undefined_symbol_at_location): New function to replace the
6314 old gold_undefined_symbol functionality.
6315 * target-reloc.h (relocate_section): Update to use
6316 gold_undefined_symbol_at_location.
6317 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6318 Call gold_undefined_symbol function rather than gold_error.
6319 * errors.h (Errors::undefined_symbol): Take location as a
6320 string, rather than calculating it from a relocation.
6321 * errors.cc (Errors::fatal): Print "fatal error:" before the
6323 (Errors::error, Errors::error_at_location): Print "error: "
6324 before the formatted message.
6325 (Errors::undefined_symbol): Take location as a string, rather
6326 than calculating it from a relocation.
6327 (gold_undefined_symbol_at_location): New function akin to
6328 old gold_undefined_symbol, calculates location from relocation.
6329 (gold_undefined_symbol): Change to take only a Symbol pointer
6330 and to report location as the file name associated with the symbol.
6331 * testsuite/debug_msg.sh: Update for changed error messages.
6332 * testsuite/undef_symbol.sh: Likewise.
6334 2009-02-04 Duncan Sands <baldrick@free.fr>
6337 * reduced_debug_output.h
6338 (Output_reduced_debug_abbrev_section::failed): Use format for
6340 (Output_reduced_debug_info_section::faild): Likewise.
6342 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6344 * script.cc (Lazy_demangler): New class.
6345 (Version_script_info::get_symbol_version_helper): Demangle a
6348 2009-01-29 Cary Coutant <ccoutant@google.com>
6350 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6352 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6354 2009-01-28 Ian Lance Taylor <iant@google.com>
6356 * version.cc (version_string): Bump to 1.9.
6358 * gold.h: Include <cstring> and <stdint.h>.
6359 * version.cc: Include <cstdio>.
6360 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6362 * reduced_debug_output.cc (insert_into_vector): Rename from
6363 Insert_into_vector; change all callers. Use Swap_unaligned to
6364 avoid aliasing issue; remove union since it is unnecessary.
6366 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6368 * Makefile.am (CCFILES): Add gc.cc.
6370 * Makefile.in: Regenerate.
6371 * gold.cc (Gc_runner): New class.
6372 (queue_initial_tasks): Call garbage collection related tasks
6373 when corresponding options are invoked.
6374 (queue_middle_gc_tasks): New function.
6375 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6376 processed early before laying out sections during garbage collection.
6377 * gold.h (queue_middle_gc_tasks): New function.
6378 (is_prefix_of): Move from "layout.cc".
6379 * i386.cc (Target_i386::gc_process_relocs): New function.
6380 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6381 * main.cc (main): Create object of class "Garbage_collection".
6382 * object.cc (Relobj::copy_symbols_data): New function.
6383 (Relobj::is_section_name_included): New function.
6384 (Sized_relobj::do_layout): Allow this function to be called twice
6385 during garbage collection and defer layout of section during the
6387 * object.h (Relobj::get_symbols_data): New function.
6388 (Relobj::is_section_name_included): New function.
6389 (Relobj::copy_symbols_data): New function.
6390 (Relobj::set_symbols_data): New function.
6391 (Relobj::get_relocs_data): New function.
6392 (Relobj::set_relocs_data): New function.
6393 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6394 (Relobj::gc_process_relocs): New function.
6395 (Relobj::do_gc_process_relocs): New pure virtual function.
6396 (Relobj::sd_): New data member.
6397 (Sized_relobj::is_output_section_offset_invalid): New function.
6398 (Sized_relobj::do_gc_process_relocs): New function.
6399 * options.h (General_options::gc_sections): Modify to not be a no-op.
6400 (General_options::print_gc_sections): New option.
6401 * plugin.cc (Plugin_finish::run): Remove function call to
6402 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6403 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6404 * reloc.cc (Read_relocs::run): Add task to process relocs and
6405 determine unreferenced sections when doing garbage collection.
6406 (Gc_process_relocs): New class.
6407 (Sized_relobj::do_gc_process_relocs): New function.
6408 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6409 sections that are garbage collected.
6410 * reloc.h (Gc_process_relocs): New class.
6411 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6412 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6413 symbols whose corresponding sections are garbage collected.
6414 (Symbol_table::Symbol_table): Add new parameter for the garbage
6416 (Symbol_table::gc_mark_undef_symbols): New function.
6417 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6418 (Symbol_table::gc_mark_dyn_syms): New function.
6419 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6421 (Symbol_table::add_from_object): Likewise.
6422 (Symbol_table::add_from_relobj): When building shared objects, do not
6423 treat externally visible symbols as garbage.
6424 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6425 table information for static and relocatable links.
6426 * symtab.h (Symbol_table::set_gc): New function.
6427 (Symbol_table::gc): New function.
6428 (Symbol_table::gc_mark_undef_symbols): New function.
6429 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6430 (Symbol_table::gc_mark_dyn_syms): New function.
6431 (Symbol_table::gc_): New data member.
6432 * target.h (Sized_target::gc_process_relocs): New pure virtual
6434 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6435 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6437 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6439 * options.h (General_options::gc_sections): Define as a no-op for now.
6440 (General_options::no_keep_memory): Ditto.
6441 (General_options::Bshareable): Define.
6442 * options.cc (General_options::finalize): Honor -Bshareable.
6444 2009-01-20 Andreas Schwab <schwab@suse.de>
6446 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6447 read the value in the contents, since we don't use it. Use the
6448 template endianness when writing.
6449 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6451 2009-01-19 Andreas Schwab <schwab@suse.de>
6453 * configure.tgt (powerpc64-*): Fix targ_obj.
6455 2009-01-15 Ian Lance Taylor <iant@google.com>
6457 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6458 local symbols when stripping all symbols.
6460 2009-01-14 Cary Coutant <ccoutant@google.com>
6462 * output.cc (Output_reloc): Add explicit instantiations.
6464 2009-01-14 Cary Coutant <ccoutant@google.com>
6466 * archive.cc (Archive::get_elf_object_for_member): Remove call
6467 to File_read::claim_for_plugin.
6468 * descriptors.cc (Descriptors::open): Remove reference to
6470 (Descriptors::claim_for_plugin): Remove.
6471 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6472 (Descriptors::is_claimed): Remove.
6473 (claim_descriptor_for_plugin): Remove.
6474 * fileread.cc (File_read::claim_for_plugin): Remove.
6475 * fileread.h (File_read::claim_for_plugin): Remove.
6476 (File_read::descriptor): Reopen descriptor if necessary.
6477 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6478 (Plugin_manager::all_symbols_read): Add task parameter. Change
6480 (Plugin_manager::get_input_file): New function.
6481 (Plugin_manager::release_input_file): New function.
6482 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6483 corresponding data member.
6484 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6485 and pass to base constructor. Change all callers.
6486 (get_input_file, release_input_file): New functions.
6487 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6488 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6489 (Plugin_manager::all_symbols_read): Add task parameter.
6490 (Plugin_manager::get_input_file): New function.
6491 (Plugin_manager::release_input_file): New function.
6492 (Plugin_manager::task_): New data member.
6493 (Pluginobj::Pluginobj): Add filesize parameter.
6494 (Pluginobj::filename): New function.
6495 (Pluginobj::descriptor): New function.
6496 (Pluginobj::filesize): New function.
6497 (Pluginobj::filesize_): New data member.
6498 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6499 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6500 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6502 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6503 with archive libraries.
6504 * testsuite/Makefile.in: Regenerate.
6505 * testsuite/plugin_test.c (struct sym_info): New type.
6506 (get_input_file, release_input_file): New static variables.
6507 (onload): Capture new transfer vector entries.
6508 (claim_file_hook): Stop reading at end of file according to filesize.
6509 Factor out parsing of readelf output into separate function.
6510 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6511 APIs and get the source file name from the symbol table. Convert
6512 source file name to corresponding object file name. Print info
6513 message when adding new input files.
6514 (parse_readelf_line): New function.
6515 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6516 * testsuite/plugin_test_2.sh: Likewise.
6517 * testsuite/plugin_test_3.sh: Likewise.
6518 * testsuite/plugin_test_4.sh: New test case.
6520 2009-01-07 Ian Lance Taylor <iant@google.com>
6522 * version.cc (version_string): Bump to 1.8.
6524 2008-12-23 Cary Coutant <ccoutant@google.com>
6526 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6527 * plugin.cc (Plugin_manager::finish): Rename as
6528 layout_deferred_objects. Move cleanup to separate function.
6529 (Plugin_manager::cleanup): New function.
6530 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6532 * plugin.h (Plugin_manager::finish): Rename as
6533 layout_deferred_objects.
6534 (Plugin_manager::cleanup): New function.
6535 (Plugin_manager::cleanup_done): New field.
6537 2008-12-23 Cary Coutant <ccoutant@google.com>
6539 * plugin.cc (is_visible_from_outside): New function.
6540 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6541 so we don't return "IR only" status for exported symbols or -r links.
6543 * testsuite/Makefile.am (plugin_test_3): New test case.
6544 * testsuite/Makefile.in: Regenerate.
6545 * testsuite/plugin_test_3.sh: New file.
6547 2008-12-22 Cary Coutant <ccoutant@google.com>
6549 * object.cc (Sized_relobj::layout_section): New function.
6550 (Sized_relobj::do_layout): Defer layout of input sections until after
6551 plugin has provided replacement files.
6552 (Sized_relobj::do_layout_deferred_sections): New function.
6553 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6554 (Relobj::layout_deferred_sections): New function.
6555 (Relobj::do_layout_deferred_sections): New function.
6556 (Sized_relobj::do_layout_deferred_sections): New function.
6557 (Sized_relobj::layout_section): New function.
6558 (Sized_relobj::Deferred_layout): New structure.
6559 (Sized_relobj::deferred_layout_): New field.
6560 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6561 Change all callers. Layout deferred sections.
6562 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6564 (Plugin_hook::run): Move code from do_plugin_hook inline.
6565 (Plugin_hook::do_plugin_hook): Remove.
6566 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6567 (Plugin_manager::finish): Renamed, was cleanup.
6568 (Plugin_manager::should_defer_layout): New function.
6569 (Plugin_manager::add_deferred_layout_object): New function.
6570 (Plugin_manager::Deferred_layout_list): New type.
6571 (Plugin_manager::deferred_layout_objects_): New field.
6572 (Plugin_hook::do_plugin_hook): Remove.
6574 2008-12-17 Ian Lance Taylor <iant@google.com>
6576 * options.h (class General_options): Add --no case for
6579 2008-12-16 Cary Coutant <ccoutant@google.com>
6581 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6583 (Plugin_manager::claim_file): Create plugin object even if
6584 plugin did not call the add_symbols callback.
6585 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6586 asking for more symbols than were added.
6587 * testsuite/Makefile.am (plugin_test_1): Add test case with
6589 (empty.syms): New target.
6590 * testsuite/Makefile.in: Regenerate.
6591 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6592 message. Don't call add_symbols if no globals.
6593 (all_symbols_read_hook): Don't provide replacement for empty
6596 2008-12-12 Ian Lance Taylor <iant@google.com>
6598 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6599 r_type == 0 for a local symbol with r_sym == 0.
6600 (scan_relocatable_relocs): Pass r_sym to
6601 local_non_section_strategy.
6602 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6605 * configure.ac: Update test for TLS descriptors: they are
6606 supported as of glibc 2.9.
6607 * configure: Rebuild.
6609 2008-12-11 Ian Lance Taylor <iant@google.com>
6612 * target-reloc.h (Default_scan_relocatable_relocs): For each
6613 function, map r_type == 0 to RELOC_DISCARD.
6615 2008-12-10 Cary Coutant <ccoutant@google.com>
6617 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6618 object to override a kept COMDAT group from a plugin object.
6620 2008-12-09 Ian Lance Taylor <iant@google.com>
6623 * yyscript.y (file_cmd): Handle INPUT.
6625 * testsuite/initpri1.c: Change all declarations to be full
6626 prototypes by adding void, to avoid compiler warnings.
6628 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6630 * options.cc (General_options::parse_plugin_opt): New.
6631 (General_options::add_plugin): The argument now is just the filename.
6632 (General_options::add_plugin_option): New.
6633 * options.h (plugin_opt): New.
6634 (add_plugin): Change argument name.
6635 (add_plugin_option): New.
6636 * plugin.cc (Plugin::load): Don't parse the plugin option.
6637 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6638 (Plugin::add_option): New.
6639 (Plugin::args_): Change type.
6640 (Plugin::filename_): New.
6641 (Plugin_manager::add_plugin_option): New.
6642 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6643 * testsuite/Makefile.in: Regenerate.
6645 2008-12-05 Cary Coutant <ccoutant@google.com>
6647 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6648 Handle --strip-lto-sections option.
6649 * options.h (strip_lto_sections): New option.
6651 2008-12-01 Cary Coutant <ccoutant@google.com>
6653 * plugin.cc (ld_plugin_message): Change format parameter to const.
6654 Fix mismatch between new[] and delete.
6656 2008-11-14 Cary Coutant <ccoutant@google.com>
6658 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6661 2008-11-05 Craig Silverstein <csilvers@google.com>
6663 * options.cc (General_options::parse_dynamic_list): New function.
6664 * options.h (General_options): New flags dynamic_list,
6665 dynamic_list_data, dynamic_list_cpp_new, and
6666 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6667 (General_options::in_dynamic_list): New function.
6668 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6669 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6670 (Lex::can_continue_name): Likewise.
6672 (read_script_file): New parameter script_options.
6673 (read_dynamic_list): New function.
6674 (Script_options::define_dynamic_list): New function.
6675 (dynamic_list_keyword_parsecodes): New variable.
6676 (dynamic_list_keywords): New variable.
6677 * script.h (Script_options::define_dynamic_list): New function
6679 (read_dynamic_list): New function prototype.
6680 * symtab.cc (strprefix): New macro.
6681 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6682 dynamic_list_data, dynamic_list_cpp_new, and
6683 dynamic_list_cpp_typeinfo.
6684 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6685 (dynamic_list_expr): New rule.
6686 (dynamic_list_nodes): Likewise.
6687 (dynamic_list_node): Likewise.
6688 * testsuite/Makefile.am (dynamic_list): New test.
6689 * testsuite/Makefile.in: Regenerated.
6690 * testsuite/dynamic_list.t: New file.
6691 * testsuite/dynamic_list.sh: New file.
6693 2008-11-05 Craig Silverstein <csilvers@google.com>
6695 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6696 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6697 (t11_last): Likewise.
6698 * testsuite/ver_test_6.c (main): Likewise.
6700 2008-10-07 Cary Coutant <ccoutant@google.com>
6702 * options.c (General_options::finalize): Add check for -static and
6704 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6707 2008-10-02 Cary Coutant <ccoutant@google.com>
6709 * plugin.cc (make_sized_plugin_object): Fix conditional
6710 compilation to work when not all targets are enabled.
6712 2008-09-29 Cary Coutant <ccoutant@google.com>
6714 * archive.cc (Archive::get_file_and_offset): Use filename instead
6715 of name to get library path.
6716 (Archive::include_member): Unlock external member of a thin archive.
6718 * testsuite/Makefile.am (TEST_AR): New variable.
6719 (thin_archive_test_1): New test.
6720 (thin_archive_test_2): New test.
6721 * testsuite/Makefile.in: Regenerate.
6722 * testsuite/thin_archive_main.cc: New file.
6723 * testsuite/thin_archive_test_1.cc: New file.
6724 * testsuite/thin_archive_test_2.cc: New file.
6725 * testsuite/thin_archive_test_3.cc: New file.
6726 * testsuite/thin_archive_test_4.cc: New file.
6728 2008-09-29 Cary Coutant <ccoutant@google.com>
6730 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6731 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6733 (Sized_relobj::do_finalize_local_symbols): Likewise.
6734 (Sized_relobj::map_to_kept_section): Likewise.
6735 * object.h (Sized_relobj::invalid_address): New constant.
6736 (Sized_relobj::do_output_section_offset): Check for invalid_address
6738 * output.cc (Output_reloc::local_section_offset): Use constant
6739 invalid_address instead of -1U.
6740 (Output_reloc::get_address): Likewise.
6741 (Output_section::output_address): Change -1U to -1ULL.
6742 * output.h (Output_reloc::invalid_address): New constant.
6743 * reloc.cc (Sized_relobj::write_sections): Use constant
6744 invalid_address instead of -1U.
6745 (Sized_relobj::relocate_sections): Likewise.
6746 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6747 values for merge sections.
6748 * target-reloc.h (relocate_for_relocatable): Use constant
6749 invalid_address instead of -1U.
6751 2008-09-19 Cary Coutant <ccoutant@google.com>
6753 Add plugin functionality for link-time optimization (LTO).
6754 * configure.ac (plugins): Add --enable-plugins option.
6755 * configure: Regenerate.
6756 * config.in: Regenerate.
6757 * Makefile.am (LIBDL): New variable.
6758 (CCFILES): Add plugin.cc.
6759 (HFILES): Add plugin.h.
6760 (ldadd_var): Add LIBDL.
6761 * Makefile.in: Regenerate.
6763 * archive.cc: Include "plugin.h".
6764 (Archive::setup): Don't preread archive symbols when using a plugin.
6765 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6766 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6768 (Archive::include_member): Add symbols from plugin objects.
6769 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6770 * descriptors.cc (Descriptors::open): Check for file descriptors
6771 abandoned by plugins.
6772 (Descriptors::claim_for_plugin): New function.
6773 * descriptors.h (Descriptors::claim_for_plugin): New function.
6774 (Open_descriptor::is_claimed): New field.
6775 (claim_descriptor_for_plugin): New function.
6776 * fileread.cc (File_read::claim_for_plugin): New function.
6777 * fileread.h (File_read::claim_for_plugin): New function.
6778 (File_read::descriptor): New function.
6779 * gold.cc: Include "plugin.h".
6780 (queue_initial_tasks): Add task to call plugin hooks for generating
6782 * main.cc: Include "plugin.h".
6783 (main): Load plugin libraries.
6784 * object.h (Pluginobj): Declare.
6785 (Object::pluginobj): New function.
6786 (Object::do_pluginobj): New function.
6787 (Object::set_target): New function.
6788 * options.cc: Include "plugin.h".
6789 (General_options::parse_plugin): New function.
6790 (General_options::General_options): Initialize plugins_ field.
6791 (General_options::add_plugin): New function.
6792 * options.h (Plugin_manager): Declare.
6793 (General_options): Add --plugin option.
6794 (General_options::has_plugins): New function.
6795 (General_options::plugins): New function.
6796 (General_options::add_plugin): New function.
6797 (General_options::plugins_): New field.
6798 * plugin.cc: New file.
6799 * plugin.h: New file.
6800 * readsyms.cc: Include "plugin.h".
6801 (Read_symbols::do_read_symbols): Check for archive before checking
6802 for ELF file. Call plugin hooks to claim files.
6803 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6804 from a real object file; force override when processing replacement
6806 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6807 (Symbol::init_base_object): Likewise.
6808 (Symbol::init_base_output_data): Likewise.
6809 (Symbol::init_base_output_segment): Likewise.
6810 (Symbol::init_base_constant): Likewise.
6811 (Symbol::init_base_undefined): Likewise.
6812 (Symbol::output_section): Assert that object is not a plugin.
6813 (Symbol_table::add_from_pluginobj): New function.
6814 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6816 (Symbol_table::sized_write_globals): Likewise.
6817 (Symbol_table::add_from_pluginobj): Instantiate template.
6818 * symtab.h (Sized_pluginobj): Declare.
6819 (Symbol::in_real_elf): New function.
6820 (Symbol::set_in_real_elf): New function.
6821 (Symbol::in_real_elf_): New field.
6822 (Symbol_table::add_from_pluginobj): New function.
6824 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6825 (LIBDL): New variable.
6827 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6828 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6829 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6830 (MOSTLYCLEANFILES): Likewise.
6831 * testsuite/Makefile.in: Regenerate.
6832 * testsuite/plugin_test.c: New file.
6833 * testsuite/plugin_test_1.sh: New file.
6834 * testsuite/plugin_test_2.sh: New file.
6836 2008-09-16 Ian Lance Taylor <iant@google.com>
6838 * target-reloc.h (relocate_section): Check whether a symbol is
6839 defined by the ABI before reporting an undefined symbol error.
6840 * target.h (Target::is_defined_by_abi): Make parameter const.
6841 (Target::do_is_defined_by_abi): Likewise.
6842 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6843 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6844 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6845 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6846 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6847 * testsuite/Makefile.in: Rebuild.
6849 * fileread.cc (make_view): Add casts to avoid warning.
6851 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6853 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6854 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6856 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6858 * options.h (General_options::output_is_executable): New.
6859 (General_options::output_is_pie): New.
6860 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6861 for shared libraries.
6862 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6864 2008-09-11 Chris Demetriou <cgd@google.com>
6866 * options.h (origin): New -z option.
6867 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6868 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6871 2008-09-05 Cary Coutant <ccoutant@google.com>
6873 * fileread.cc (File_read::make_view): Add check for attempt to map
6876 2008-09-05 Cary Coutant <ccoutant@google.com>
6878 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6879 explicit instantiations.
6881 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6884 * options.cc (General_options::finalize): Allow undefined symbols
6885 in shlibs if linking -shared.
6888 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6889 symbols as not needing a dynsym entry.
6891 2008-08-20 Craig Silverstein <csilvers@google.com>
6893 * fileread.cc (File_read::open): Do not lock the file unless it
6894 was successfully opened.
6896 2008-08-14 Cary Coutant <ccoutant@google.com>
6898 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6899 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6900 * testsuite/tls_test.cc (struct int128): 128-bit struct
6901 for testing TLS relocs with non-zero addend.
6902 (v12): New TLS variable.
6904 (t_last): Add check for v12.
6905 * testsuite/tls_test.h (t12): New function.
6906 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6908 2008-08-13 Ian Lance Taylor <iant@google.com>
6910 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6911 set tls_segment_ or relro_segment_.
6912 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6914 * output.h (Output_section::clear_is_relro): New function.
6915 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6916 sections specially even when output_data_ is empty.
6917 (Output_segment::maximum_alignment): When first section is relro,
6918 only force alignment for PT_LOAD segments.
6919 * script.cc (script_data_segment_align): New function.
6920 (script_data_segment_relro_end): New function.
6921 * script-c.h (script_data_segment_align): Declare.
6922 (script_data_segment_relro_end): Declare.
6923 * script-sections.h (class Script_sections): Declare
6924 data_segment_align and data_segment_relro_end. Add fields
6925 segment_align_index_ and saw_relro_end_.
6926 * script-sections.cc (class Sections_element): Add set_is_relro
6927 virtual function. Add new bool* parameter to place_orphan_here.
6928 Add get_output_section virtual function.
6929 (class Output_section_definition): Add set_is_relro. Add new
6930 bool* parameter to place_orphan_here. Add get_output_section.
6931 Add is_relro_ field.
6932 (Output_section_definition::Output_section_definition): Initialize
6933 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6934 and is_relro_ fields.
6935 (Output_section_definition::place_orphan_here): Add is_relro
6937 (Output_section_definition::set_section_addresses): Set relro for
6939 (Output_section_definition::alternate_constraint): Likewise.
6940 (class Orphan_output_section): Add new bool* parameter to
6941 place_orphan_here. Add get_output_section.
6942 (Orphan_output_section::place_orphan_here): Add is_relro
6944 (Script_sections::Script_sections): Initialize
6945 data_segment_align_index_ and saw_relro_end_.
6946 (Script_sections::data_segment_align): New function.
6947 (Script_sections::data_segment_relro_end): New function.
6948 (Script_sections::place_orphan): Set or clear is_relro.
6949 (Script_sections::set_section_addresses): Force alignment of first
6951 * yyscript.y (exp): Call script_data_segment_align and
6952 script_data_segment_relro_end.
6953 * testsuite/relro_script_test.t: New file.
6954 * testsuite/relro_test.cc (using_script): Declare.
6955 (t1, t2): Test using_script.
6956 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6957 (relro_script_test_SOURCES): Define.
6958 (relro_script_test_DEPENDENCIES): Define.
6959 (relro_script_test_LDFLAGS): Define.
6960 (relro_script_test_LDADD): Define.
6961 (relro_script_test.so): New target.
6962 * testsuite/Makefile.in: Rebuild.
6964 2008-08-06 Cary Coutant <ccoutant@google.com>
6966 * archive.cc (Archive::total_archives, Archive::total_members)
6967 (Archive::total_members_loaded): New variables.
6968 (Archive::setup): Add parameter. Add option to preread
6970 (Archive::read_armap): Add counter.
6971 (Archive::get_file_and_offset): New function.
6972 (Archive::get_elf_object_for_member): New function.
6973 (Archive::read_all_symbols): New function.
6974 (Archive::read_symbols): New function.
6975 (Archive::add_symbols): Add counters.
6976 (Archive::include_all_members): Use armap to find members if it's
6978 (Archive::include_member): Skip reading symbols if already read.
6979 Factored code into Archive::get_file_and_offset and
6980 Archive::get_elf_object_for_member. Changed call to
6981 Mapfile::report_include_archive_member.
6982 (Archive::print_stats): New function.
6983 * archive.h: Declare Object and Read_symbols_data classes.
6984 (Archive::Archive): Add initializers for new members.
6985 (Archive::setup): Add parameter.
6986 (Archive::print_stats): New function.
6987 (Archive::total_archives, Archive::total_members)
6988 (Archive::total_members_loaded): New variables.
6989 (Archive::get_file_and_offset): New function.
6990 (Archive::get_elf_object_for_member): New function.
6991 (Archive::read_all_symbols): New function.
6992 (Archive::read_symbols): New function.
6993 (Archive::Archive_member): New class.
6994 (Archive::members_): New member.
6995 (Archive::num_members_): New member.
6996 * main.cc: Include archive.h.
6997 (main): Call Archive::print_stats.
6998 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6999 archive parameter; member_name is now the fully-decorated name.
7000 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7001 * options.h: (General_options): Add --preread-archive-symbols option.
7002 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7005 2008-08-04 Ian Lance Taylor <iant@google.com>
7007 * symtab.h (Symbol::use_plt_offset): New function.
7008 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7009 * powerpc.cc (Relocate::relocate): Likewise.
7010 * sparc.cc (Relocate::relocate): Likewise.
7011 * x86_64.cc (Relocate::relocate): Likewise.
7012 * testsuite/weak_plt.sh: New test.
7013 * testsuite/weak_plt_main.cc: New test.
7014 * testsuite/weak_plt_shared.cc: New test.
7015 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7016 (check_PROGRAMS): Add weak_plt.
7017 (check_DATA): Add weak_plt_shared.so.
7018 (weak_plt_main_pic.o, weak_plt): New targets.
7019 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7020 * testsuite/Makefile.in: Rebuild.
7022 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7024 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7025 * testsuite/Makefile.in: Rebuild.
7027 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7029 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7030 * Makefile.in: Regenerate.
7031 * po/POTFILES.in: Regenerate.
7033 2008-07-29 Ian Lance Taylor <iant@google.com>
7035 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7036 symbols before other symbols.
7037 * testsuite/script_test_2.cc (test_addr): Declare.
7038 (test_addr_alias): Declare.
7039 (main): Check that test_addr and test_addr_alias have the right
7041 * testsuite/script_test_2.t: Define test_addr_alias and
7044 2008-07-24 Ian Lance Taylor <iant@google.com>
7047 * descriptors.cc: New file.
7048 * descriptors.h: New file.
7049 * gold-threads.h (class Hold_optional_lock): New class.
7050 * fileread.cc: Include "descriptors.h".
7051 (File_read::~File_read): Release descriptor rather than closing
7053 (File_read::open) [file]: Call open_descriptor rather than open.
7054 Set is_descriptor_opened_.
7055 (File_read::open) [memory]: Assert that descriptor is not open.
7056 (File_read::reopen_descriptor): New function.
7057 (File_read::release): Release descriptor.
7058 (File_read::do_read): Make non-const. Reopen descriptor.
7059 (File_read::read): Make non-const.
7060 (File_read::make_view): Reopen descriptor.
7061 (File_read::do_readv): Likewise.
7062 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7063 Update declarations.
7064 * layout.cc: Include "descriptors.h".
7065 (Layout::create_build_id): Use open_descriptor rather than open.
7066 * output.cc: Include "descriptors.h".
7067 (Output_file::open): Use open_descriptor rather than open.
7068 * archive.cc (Archive::const_iterator): Change Archive to be
7070 (Archive::begin, Archive::end): Make non-const.
7071 (Archive::count_members): Likewise.
7072 * archive.h (class Archive): Update declarations.
7073 * object.h (Object::read): Make non-const.
7074 * Makefile.am (CCFILES): Add descriptors.cc.
7075 (HFILES): Add descriptors.h.
7076 * Makefile.in: Rebuild.
7079 * gold.h: Always include <clocale>. Add Solaris workarounds
7080 following code in binutils/sysdep.h.
7083 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7084 this->eh_frame_hdr_ is NULL before using it.
7086 * dynobj.cc (Versions::Versions): Update comment.
7088 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7089 the base version name.
7091 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7092 array size plus one.
7093 (Stringpool_template::set_string_offsets): Subtract one from key
7094 before using it as an array index.
7095 (Stringpool_template::get_offset_with_length): Likewise.
7096 (Stringpool_template::write_to_buffer): Likewise.
7097 * stringpool.h (Stringpool_template::get_offset_from_key):
7100 2008-07-23 Ian Lance Taylor <iant@google.com>
7103 * object.h (Merged_symbol_value::value): Do our best to handle a
7107 * script.cc (Version_script_info::get_versions): Don't add empty
7108 version tag to return value.
7109 (Version_script_info::get_symbol_version_helper): Change return
7110 type to bool. Add pversion parameter. Change all callers.
7111 (script_register_vers_node): Don't require a non-NULL tag.
7112 * script.h (class Version_script_info): Update declarations.
7113 (Version_script_info::get_symbol_version): Change return type to
7114 bool. Add version parameter. Change all callers.
7115 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7116 handling. Handle an empty version from a version script.
7117 (Symbol_table::define_special_symbol): Likewise.
7118 * testsuite/ver_test_10.script: New file.
7119 * testsuite/ver_test_10.sh: New file.
7120 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7121 (check_DATA): Add ver_test_10.syms.
7122 (ver_test_10.syms, ver_test_10.so): New target.
7123 * testsuite/Makefile.in: Rebuild.
7125 2008-07-23 Simon Baldwin <simonb@google.com>
7127 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7128 to zero for undefined symbols from dynamic libraries.
7130 2008-07-23 Ian Lance Taylor <iant@google.com>
7132 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7134 * symtab.h (class Symbol_table): Update declaration.
7135 * testsuite/ver_test_9.cc: New file.
7136 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7137 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7138 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7139 (ver_test_9.so, ver_test_9.o): New targets.
7140 * testsuite/Makefile.in: Rebuild.
7142 2008-07-22 Ian Lance Taylor <iant@google.com>
7144 * options.h (class General_options): Define --check-sections.
7145 * layout.cc (Layout::set_segment_offsets): Handle
7148 * options.h (class General_options): Define -n/--nmagic and
7150 * options.cc (General_options::finalize): For -n/--nmagic or
7151 -N/--omagic, set -static.
7152 * layout.cc (Layout::attach_allocated_section_to_segment): If
7153 -N/--omagic, don't put read-only and read-write sections in
7155 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7156 finding a read-only segment.
7157 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7158 don't set the minimum segment alignment to the common page size,
7159 and don't set the file offset to the address modulo the page size.
7160 * script-sections.cc (Script_sections::create_segments): If
7161 -n/--omagic, don't put read-only and read-write sections in
7164 * cref.cc: New file.
7166 * options.h (class General_options): Add --print-symbol-counts.
7167 * main.cc (main): Issue defined symbol report if requested.
7168 * archive.cc (Archive::interpret_header): Make into a const member
7170 (Archive::add_symbols): Call Input_objects::archive_start and
7172 (Archive::const_iterator): Define new class.
7173 (Archive::begin, Archive::end): New functions.
7174 (Archive::include_all_members): Rewrite to use iterator.
7175 (Archive::count_members): New function.
7176 * archive.h (class Archive): Update declarations.
7177 (Archive::filename): New function.
7178 * object.cc: Include "cref.h".
7179 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7180 (Sized_relobj::do_get_global_symbol_counts): New function.
7181 (Input_objects::add_object): Add object to cross-referencer.
7182 (Input_objects::archive_start): New function.
7183 (Input_objects::archive_stop): New function.
7184 (Input_objects::print_symbol_counts): New function.
7185 * object.h: Declare Cref and Archive.
7186 (Object::get_global_symbol_counts): New function.
7187 (Object::do_get_global_symbol_counts): New pure virtual function.
7188 (class Sized_relobj): Add defined_count_ field. Update
7190 (class Input_objects): Add cref_ field. Update constructor.
7191 Update declarations.
7192 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7194 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7196 (Sized_dynobj::do_get_global_symbol_counts): New function.
7197 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7198 defined_count_. Update declarations. Define Symbols typedef.
7199 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7200 parameter. Change all callers.
7201 (Symbol_table::add_from_dynobj): Add sympointers and defined
7202 parameters. Change all callers.
7203 * symtab.h (class Symbol_table): Update declarations.
7204 * Makefile.am (CCFILES): Add cref.cc.
7205 (HFILES): Add cref.h.
7206 * Makefile.in: Rebuild.
7208 2008-07-22 Simon Baldwin <simonb@google.com>
7210 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7211 to zero when writing undefined symbols.
7213 2008-07-22 Ian Lance Taylor <iant@google.com>
7215 * output.cc (Output_section::add_input_section): Don't try to
7216 merge empty merge sections.
7218 2008-07-21 Craig Silverstein <csilvers@google.com>
7220 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7221 Include symbol version in error message.
7223 2008-07-20 Chris Demetriou <cgd@google.com>
7225 * configure.ac (gold_cv_c_random_seed): New configured variable.
7226 (RANDOM_SEED_CFLAGS): New substituted variable.
7227 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7228 * configure: Rebuild.
7229 * Makefile.in: Likewise.
7230 * testsuite/Makefile.in: Likewise.
7232 2008-07-18 Ian Lance Taylor <iant@google.com>
7234 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7235 where we see NAME/NULL and NAME/VERSION as separate symbols.
7236 * testsuite/ver_test_main.cc (main): Call t4.
7237 (t4, t4_2a): Define.
7238 * testsuite/ver_test_2.cc (t4_2): Define.
7239 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7240 * testsuite/ver_test_4.cc (t4_2a): Define.
7241 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7242 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7244 2008-07-17 Ian Lance Taylor <iant@google.com>
7246 * dynobj.cc (Versions::add_def): If we give an error about a
7247 missing version, go ahead and create the version anyhow.
7249 2008-07-10 Ian Lance Taylor <iant@google.com>
7251 Handle output sections with more than 0x7fffffff bytes.
7252 * object.h (class Relobj): Change map_to_output_ to
7253 output_sections_, and just keep a section pointer. Change all
7254 uses. Move comdat group support to Sized_relobj.
7255 (Relobj::is_section_specially_mapped): Remove.
7256 (Relobj::output_section): Remove poff parameter. Change all
7258 (Relobj::output_section_offset): New function.
7259 (Relobj::set_section_offset): Rewrite.
7260 (Relobj::map_to_output): Remove.
7261 (Relobj::output_sections): New function.
7262 (Relobj::do_output_section_offset): New pure virtual function.
7263 (Relobj::do_set_section_offset): Likewise.
7264 (class Sized_relobj): Add section_offsets_ field. Add comdat
7265 group support from Relobj. Update declarations.
7266 (Sized_relobj::get_output_section_offset): New function.
7267 (Sized_relobj::do_output_section_offset): New function.
7268 (Sized_relobj::do_set_section_offset): New function.
7269 * object.cc (Relobj::output_section_address): Remove.
7270 (Sized_relobj::Sized_relobj): Initialize new fields.
7271 (Sized_relobj::include_section_group): Cast find_kept_object to
7273 (Sized_relobj::include_linkonce_section): Likewise.
7274 (Sized_relobj::do_layout): Use separate arrays for output section
7276 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7278 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7279 output_sections and section_offsets.
7280 (Sized_relobj::write_local_symbols): Likewise.
7281 (map_to_kept_section): Compute output address directly.
7282 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7283 output_sections and section_offsets.
7284 (Sized_relobj::write_sections): Likewise.
7285 (Sized_relobj::relocate_sections): Likewise.
7286 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7287 * output.h (class Output_reloc): Update declarations. Change
7288 u2_.relobj to Sized_relobj*.
7289 (class Output_data_reloc): Change add functions to use
7291 * output.cc (Output_reloc::Output_reloc): Change relobj to
7293 (Output_reloc::local_section_offset): Change return type to
7294 Elf_Addr. Use get_output_section_offset.
7295 (Output_reloc::get_address): Likewise.
7296 (Output_section::is_input_address_mapped): Don't call
7297 is_section_specially_mapped.
7298 (Output_section::output_offset): Likewise.
7299 (Output_section::output_address): Likewise.
7300 (Output_section::starting_output_address): Likewise.
7301 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7302 parameter to Sized_relobj*.
7303 (Copy_relocs::need_copy_reloc): Likewise.
7304 (Copy_relocs::save): Likewise.
7305 * copy-relocs.h (class Copy_relocs): Update declarations.
7306 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7307 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7308 * target-reloc.h (relocate_for_relocatable): Change
7309 offset_in_output_section type to Elf_Addr. Change code that uses
7311 * layout.cc (Layout::layout): Always set *off.
7312 * mapfile.cc (Mapfile::print_input_section): Use
7313 output_section_offset.
7314 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7316 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7317 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7318 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7320 2008-07-03 Ian Lance Taylor <iant@google.com>
7322 * layout.cc (Layout::include_section): Do not discard unrecognized
7323 SHT_STRTAB sections.
7325 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7327 * script.cc (Lex::can_continue_name): Make '?' allowable in
7328 version-script names.
7329 * testsuite/version_script.map: Change glob pattern to use '?'
7331 2008-06-30 Manish Singh <yosh@gimp.org>
7334 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7337 2008-06-30 Ian Lance Taylor <iant@google.com>
7341 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7342 versions]: Don't try to read the value in the contents, since we
7343 don't use it. Use the template endianness when writing.
7345 2008-06-25 Cary Coutant <ccoutant@google.com>
7347 * fileread.cc (File_read::make_view): Assert on zero-length view.
7348 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7349 symbol table when there are no symbols to read.
7351 2008-06-23 Craig Silverstein <csilvers@google.com>
7353 * version.cc (version_string): Bump to 1.7
7355 2008-06-18 Craig Silverstein <csilvers@google.com>
7357 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7358 constant 0xFFFF to type Valtype.
7359 (Powerpc_relocate_functions::rel16_ha): Likewise.
7361 2008-06-17 Ian Lance Taylor <iant@google.com>
7363 * output.h (Output_section::Input_section): Initialize p2align_ to
7364 zero for Output_section_data constructors.
7365 (Output_section::Input_section::addralign): If not an input
7366 section, return the alignment of the Output_section_data.
7367 * testsuite/copy_test.cc: New file.
7368 * testsuite/copy_test_1.cc: New file.
7369 * testsuite/copy_test_2.cc: New file.
7370 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7371 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7372 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7373 (copy_test_1_pic.o, copy_test_1.so): New targets.
7374 (copy_test_2_pic.o, copy_test_2.so): New targets.
7375 * testsuite/Makefile.in: Rebuild.
7377 * script-sections.cc (Script_sections::place_orphan): Initialize
7378 local variable exact.
7380 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7382 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7384 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7385 David S. Miller <davem@davemloft.net>
7387 * powerpc.cc: New file.
7388 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7389 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7390 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7391 * Makefile.in: Rebuild.
7393 2008-06-09 Ian Lance Taylor <iant@google.com>
7395 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7397 (throwing, orig_terminate): New static variables.
7398 (terminate_handler): New static function.
7399 (t2): Set terminate handler.
7401 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7404 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7407 2008-05-30 Cary Coutant <ccoutant@google.com>
7409 * archive.cc (Archive::include_all_members) Correct to step
7410 over symbol table and extended name table in thin archives.
7412 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7415 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7418 2008-05-28 Caleb Howe <cshowe@google.com>
7420 * reduced_debug_output.cc: New file.
7421 * reduced_debug_output.h: New file.
7422 * options.h (class General_options): Add --strip-debug-non-line.
7423 * options.cc (General_options::finalize): Add strip_debug_non_line
7424 to the strip heirarchy.
7425 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7427 * layout.cc: Include "reduced_debug_output.h".
7428 (Layout::Layout): Initialize new fields.
7429 (line_only_debug_sections): New static array.
7430 (is_lines_only_debug_sections): New static inline function.
7431 (Layout::include_section): Handle --strip-debug-non-line.
7432 (Layout::make_output_section): If --strip-debug-non-line, build
7433 new output sections for .debug_abbrev and .debug_info.
7434 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7435 gold. Warn about possible overflow.
7436 (read_signed_LEB_128): Likewise.
7437 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7438 (read_signed_LEB_128): Declare.
7439 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7440 (HFILES): Add reduced_debug_output.h.
7441 * Makefile.in: Rebuild.
7443 2008-05-21 Ian Lance Taylor <iant@google.com>
7445 * mapfile.cc: New file.
7446 * mapfile.h: New file.
7447 * options.h (class General_options): Add -M/--print-map and -Map.
7448 * options.cc (General_options::finalize): Make -M equivalent to
7450 * main.cc: Include <cstdio> and "mapfile.h".
7451 (main): Open mapfile if requested.
7452 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7453 constructor. Change caller.
7454 (queue_initial_tasks): Add mapfile parameter. Change caller.
7455 (queue_middle_tasks): Likewise.
7456 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7458 * archive.cc: Include "mapfile.h".
7459 (Archive::add_symbols): Add mapfile parameter. Change all
7460 callers. Pass mapfile, symbol, and reason to include_member.
7461 (Archive::include_all_members): Add mapfile parameter. Change all
7463 (Archive::include_member): Add mapfile, sym, and why parameters.
7464 Change all callers. Report inclusion to map file.
7465 * archive.h: Include "fileread.h".
7466 (class Archive): Update declarations.
7467 (Archive::file): New const method.
7468 (class Add_archive_symbols): Add mapfile_ field. Update
7469 constructor. Change all callers.
7470 * readsyms.h (class Read_symbols): Likewise.
7471 (class Finish_group): Likewise.
7472 (class Read_script): Likewise.
7473 * common.cc: Include "mapfile.h".
7474 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7476 (Symbol_table::do_allocate_commons): Likewise.
7477 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7478 symbol allocation to mapfile.
7479 * common.h (class Allocate_commons_task): Add mapfile_ field.
7480 Update constructor. Change all callers.
7481 * symtab.h (class Symbol_table): Update declarations.
7482 * layout.cc: Include "mapfile.h".
7483 (Layout_task_runner::run): Print information to mapfile.
7484 (Layout::create_gold_note): Change Output_data_fixed_space to
7485 Output_data_zero_fill.
7486 (Layout::create_build_id): Likewise.
7487 (Layout::print_to_mapfile): New function.
7488 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7489 constructor. Change caller.
7490 (class Layout): Declare print_to_mapfile.
7491 * output.cc (Output_section::Input_section::print_to_mapfile): New
7493 (Output_section::add_input_section): If producing a map, always
7494 add to input_sections_ list.
7495 (Output_section::do_print_to_mapfile): New function.
7496 (Output_segment::print_sections_to_mapfile): New function.
7497 (Output_segment::print_section_list_to_mapfile): New function.
7498 * output.h: Include "mapfile.h".
7499 (Output_data::print_to_mapfile): New function.
7500 (Output_data::do_print_to_mapfile): New virtual function.
7501 (Output_segment_headers::do_print_to_mapfile): New function.
7502 (Output_file_header::do_print_to_mapfile): New function.
7503 (Output_data_const::do_print_to_mapfile): New function.
7504 (class Output_data_const_buffer): Add map_name_ field. Update
7505 constructor. Change all callers. Add do_print_to_mapfile
7507 (class Output_data_fixed_space): Likewise.
7508 (class Output_data_space): Likewise.
7509 (class Output_data_zero_fill): New class.
7510 (Output_data_strtab::do_print_to_mapfile): New function.
7511 (Output_data_reloc_base::do_print_to_mapfile): New function.
7512 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7513 (Output_data_group::do_print_to_mapfile): New function.
7514 (Output_data_got::do_print_to_mapfile): New function.
7515 (Output_data_dynamic::do_print_to_mapfile): New function.
7516 (Output_symtab_xindex::do_print_to_mapfile): New function.
7517 (class Output_section): Declare do_print_to_mapflie. Declare
7518 print_to_mapfile in Input_section.
7519 (class Output_segment): Declare new functions.
7520 * object.h (Sized_relobj::symbol_count): New function.
7521 * script-sections.cc
7522 (Output_section_element_dot_assignment::set_section_addresses):
7523 Change Output_data_fixed_space to Output_data_zero_fill.
7524 (Output_data_expression::do_print_to_mapfile): New function.
7525 * script.cc (read_input_script): Add mapfile parameter. Change
7527 * script.h (read_input_script): Update declaration.
7528 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7529 (Eh_frame::do_print_to_mapfile): New function.
7530 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7531 (Output_merge_string::do_print_to_mapfile): New function.
7532 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7534 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7536 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7538 * Makefile.am (CCFILES): Add mapfile.cc.
7539 (HFILES): Add mapfile.h.
7540 * Makefile.in: Rebuild.
7542 2008-05-19 Ian Lance Taylor <iant@google.com>
7544 * options.h (class General_options): Add -z relro.
7545 * layout.cc (Layout::Layout): Initialize relro_segment_.
7546 (Layout::add_output_section_data): Return the output section.
7547 (Layout::make_output_section): Rcognize relro sections and mark
7549 (Layout::attach_allocated_section_to_segment): Put relro sections
7550 in a PT_GNU_RELRO segment.
7551 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7553 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7555 (Layout::linkonce_mapping): Map d.rel.ro.local to
7557 (Layout::output_section_name): Us .data.rel.ro.local for any
7558 section which begins with that.
7559 * layout.h (class Layout): Update add_output_section_data
7560 declaration. Add relro_segment_ field.
7561 * output.cc (Output_section::Output_section): Initialize is_relro_
7562 and is_relro_local_ fields.
7563 (Output_segment::add_output_section): Group relro sections.
7564 (Output_segment::is_first_section_relro): New function.
7565 (Output_segment::maximum_alignment): If there is a relro section,
7566 align the segment to the common page size.
7567 (Output_segment::set_section_addresses): Track whether we are
7568 looking at relro sections. If the last section is a relro
7569 section, align to the common page size.
7570 (Output_segment::set_section_list_addresses): Add in_relro
7571 parameter. Change all callers. Align to the page size when
7572 moving from relro to non-relro section.
7573 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7575 * output.h (class Output_section): Add is_relro_ and
7576 is_relro_local_ fields.
7577 (Output_section::is_relro): New function.
7578 (Output_section::set_is_relro): New function.
7579 (Output_section::is_relro_local): New function.
7580 (Output_section::set_is_relro_local): New function.
7581 (class Output_segment): Update declarations.
7582 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7583 * sparc.cc (Target_sparc::got_section): Likewise.
7584 * x86_64.cc (Target_x86_64::got_section): Likewise.
7585 * testsuite/relro_test_main.cc: New file.
7586 * testsuite/relro_test.cc: New file.
7587 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7588 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7589 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7590 (relro_test.so, relro_test_pic.o): New targets.
7591 * testsuite/Makefile.in: Rebuild.
7593 2008-05-16 Ian Lance Taylor <iant@google.com>
7595 * output.cc (Output_segment::add_output_section): Remove front
7597 * output.h (class Output_segment): Remove
7598 add_initial_output_section and overloaded add_output_section.
7599 Update declaration of remaining add_output_section.
7600 * layout.cc (Layout::create_interp): Call add_output_section
7601 rather than add_initial_output_section.
7602 (Layout::finish_dynamic_section): Likewise.
7604 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7605 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7606 know the dynamic type.
7607 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7608 field. Initialize it in constructor.
7609 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7610 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7611 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7614 * output.cc (Output_reloc::get_address): Change return type to
7616 * output.h (class Output_reloc): Update get_address declaration.
7617 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7618 for section addresses.
7620 2008-05-09 Ian Lance Taylor <iant@google.com>
7623 * gold.cc (gold_nomem): Use return value of write.
7625 2008-05-08 Ian Lance Taylor <iant@google.com>
7627 * symtab.c (Symbol::init_base_output_data): Add version
7628 parameter. Change all callers.
7629 (Symbol::init_base_output_segment): Likewise.
7630 (Symbol::init_base_constant): Likewise.
7631 (Symbol::init_base_undefined): Likewise.
7632 (Sized_symbol::init_output_data): Likewise.
7633 (Sized_symbol::init_output_segment): Likewise.
7634 (Sized_symbol::init_constant): Likewise.
7635 (Sized_symbol::init_undefined): Likewise.
7636 (Symbol_table::do_define_in_output_data): If the new symbol has a
7637 version, mark it as the default.
7638 (Symbol_table::do_define_in_output_segment): Likewise.
7639 (Symbol_table::do_define_as_constant): Likewise.
7640 * symtab.h (class Symbol): Update declarations.
7641 (class Sized_symbol): Likewise.
7642 * resolve.cc (Symbol::override_version): New function.
7643 (Symbol::override_base): Call override_version.
7644 (Symbol::override_base_with_special): Likewise.
7645 * testsuite/ver_script_8.script: New file.
7646 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7647 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7648 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7649 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7651 2008-05-06 Ian Lance Taylor <iant@google.com>
7654 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7656 (class General_options): Remove existing --undefined, and add
7657 --no-undefined instead. Add new --undefined as synonym for -u.
7658 * archive.cc (Archive::add_symbols): Check whether symbol was
7660 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7661 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7662 all uses. Add IS_UNDEFINED. Update declarations to split
7663 different versions of init_base. Declare init_base_undefined.
7664 (Symbol::is_defined): Handle IS_UNDEFINED.
7665 (Symbol::is_undefined): Likewise.
7666 (Symbol::is_weak_undefined): Call is_undefined.
7667 (Symbol::is_absolute): Handle IS_CONSTANT.
7668 (class Sized_symbol): Update declarations to split different
7669 versions of init. Declare init_undefined.
7670 (class Symbol_table): Declare new functions.
7671 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7673 (Symbol::init_base_output_data): Likewise.
7674 (Symbol::init_base_output_segment): Likewise.
7675 (Symbol::init_base_constant): Likewise.
7676 (Symbol::init_base_undefined): New function.
7677 (Sized_symbol::init_object): Rename from init. Change all
7679 (Sized_symbol::init_output_data): Likewise.
7680 (Sized_symbol::init_output_segment): Likewise.
7681 (Sized_symbol::init_constant): Likewise.
7682 (Sized_symbol::init_undefined): New function.
7683 (Symbol_table::add_undefined_symbols_from_command_line): New
7685 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7687 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7688 (Symbol::output_section): Likewise.
7689 (Symbol::set_output_section): Likewise.
7690 (Symbol_table::sized_finalize_symbol): Likewise.
7691 (Symbol_table::sized_write_globals): Likewise.
7692 * resolve.cc (Symbol_table::should_override): Likewise.
7693 (Symbol::override_base_with_special): Likewise.
7695 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7696 symbol, change it to have default visibility.
7697 * testsuite/protected_1.cc: New file.
7698 * testsuite/protected_2.cc: New file.
7699 * testsuite/protected_3.cc: New file.
7700 * testsuite/protected_main_1.cc: New file.
7701 * testsuite/protected_main_2.cc: New file.
7702 * testsuite/protected_main_3.cc: New file.
7703 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7704 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7705 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7706 (protected_1.so): New target.
7707 (protected_1_pic.o, protected_2_pic.o): New targets.
7708 (protected_3_pic.o): New target.
7709 (check_PROGRAMS): Add protected_2.
7710 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7711 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7712 * testsuite/Makefile.in: Rebuild.
7714 * options.h (DEFINE_var): Add set_user_set_##varname__.
7715 (DEFINE_bool_alias): New macro.
7716 (class General_options): Define -Bstatic using DEFINE_bool_alias
7717 rather than DEFINE_special. Add --undefined as an alias for -z
7719 * options.cc (General_options::parse_Bstatic): Remove.
7721 * options.h (class General_options): Add --fatal-warnings.
7722 * main.cc (main): Implement --fatal-warnings.
7723 * errors.h (Errors::warning_count): New function.
7725 * options.h (class General_options): Add -Bsymbolic-functions.
7726 * symtab.h (Symbol::is_preemptible): Check for
7727 -Bsymbolic-functions.
7729 2008-05-05 Ian Lance Taylor <iant@google.com>
7731 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7732 as noVARNAME rather than no-VARNAME.
7733 (class General_options): Add option -z combreloc.
7734 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7736 (Output_reloc::sort_before) [SHT_REL]: New function.
7737 (Output_reloc::sort_before) [SHT_RELA]: New function.
7738 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7739 Sort_relocs_comparison.
7740 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7741 parameter. Change all callers.
7742 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7743 sort_relocs parameter. Change all callers.
7744 * output.cc (Output_reloc::get_address): New function, broken out
7746 (Output_reloc::write_rel): Call it.
7747 (Output_reloc::compare): New function.
7748 (Output_data_reloc_base::do_write): Optionally sort relocs.
7750 * configure.ac: If targ_extra_obj is set, link it in.
7751 * configure.tgt: Initialize all variables.
7752 (x86_64*): Set targ_extra_obj and targ_extra_size.
7753 * configure: Rebuild.
7755 * object.cc (Sized_relobj::include_section_group): Adjust section
7756 indexes read from group data. Build vector to pass to
7758 * layout.cc (Layout::layout_group): Add flags and shndxes
7759 parameters. Remove contents parameter. Change caller. Update
7760 explicit instantiations.
7761 * layout.h (class Layout): Update layout_group declaration.
7762 * output.cc (Output_data_group::Output_data_group): Add flags and
7763 input_shndxes parameters. Remove contents parameter. Change
7765 (Output_data_group::do_write): Change input_sections_ to
7767 * output.h (class Output_data_group): Update constructor
7768 declaration. Rename input_sections_ to input_shndxes_.
7769 * testsuite/many_sections_test.cc: Add template.
7771 2008-04-30 Cary Coutant <ccoutant@google.com>
7773 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7775 * layout.cc (Layout::include_section): Refactored check for debug
7777 (Layout::add_comdat): Add new parameters. Change type
7778 of signature parameter. Add object and shndx to signatures table.
7779 (Layout::find_kept_object): New function.
7780 * layout.h: Include <cstring>.
7781 (Layout::is_debug_info_section): New function.
7782 (Layout::add_comdat): Add new parameters.
7783 (Layout::find_kept_object): New function.
7784 (Layout::Kept_section): New struct.
7785 (Layout::Signatures): Change type of map range.
7786 * object.cc (Relobj::output_section_address): New function.
7787 (Sized_relobj::include_section_group): Add new parameters. Change
7788 calls to Layout::add_comdat. Change to build table of kept comdat
7789 groups and table mapping discarded sections to kept sections.
7790 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7791 (Sized_relobj::do_layout): Change calls to include_section_group and
7792 include_linkonce_section.
7793 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7794 value to zero when section is discarded.
7795 (Sized_relobj::map_to_kept_section): New function.
7796 * object.h (Relobj::output_section_address): New function.
7797 (Relobj::Comdat_group): New type.
7798 (Relobj::find_comdat_group): New function.
7799 (Relobj::Comdat_group_table): New type.
7800 (Relobj::Kept_comdat_section): New type.
7801 (Relobj::Kept_comdat_section_table): New type.
7802 (Relobj::add_comdat_group): New function.
7803 (Relobj::set_kept_comdat_section): New function.
7804 (Relobj::get_kept_comdat_section): New function.
7805 (Relobj::comdat_groups_): New field.
7806 (Relobj::kept_comdat_sections_): New field.
7807 (Symbol_value::input_value): Update comment.
7808 (Sized_relobj::map_to_kept_section) New function.
7809 (Sized_relobj::include_linkonce_section): Add new parameter.
7810 * target-reloc.h (Comdat_behavior): New type.
7811 (get_comdat_behavior): New function.
7812 (relocate_section): Add code to map a discarded section to the
7813 corresponding kept section when applying a relocation.
7815 2008-04-30 Craig Silverstein <csilvers@google.com>
7817 * dwarf_reader.cc (next_generation_count): New static var.
7818 (Addr2line_cache_entry): New struct.
7819 (addr2line_cache): New static var.
7820 (Dwarf_line_info::one_addr2line): Added caching.
7821 (Dwarf_line_info::clear_addr2line_cache): New function.
7822 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7823 cache-size parameter.
7824 (Dwarf_line_info::one_addr2line_cache): New function.
7825 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7826 new cache-size argument to one_addr2line(), and clear cache.
7828 2008-04-28 Cary Coutant <ccoutant@google.com>
7830 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7831 R_386_PC8 relocations.
7833 2008-04-23 Ian Lance Taylor <iant@google.com>
7835 * object.cc (Sized_relobj::include_section_group): Check for
7836 invalid section group.
7838 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7841 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7842 than read for file header.
7843 * archive.cc (Archive::include_member): Likewise.
7845 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7847 * aclocal.m4: Regenerate.
7848 * configure: Regenerate.
7850 2008-04-19 Ian Lance Taylor <iant@google.com>
7852 * version.cc (version_string): Bump to 1.6.
7854 * testsuite/Makefile.am (many_sections_r_test): New target.
7855 (many_sections_r_test_SOURCES): Remove.
7856 (many_sections_r_test_DEPENDENCIES): Remove.
7857 (many_sections_r_test_LDFLAGS): Remove.
7858 (many_sections_r_test_LDADD): Remove.
7860 * object.cc (Sized_relobj::do_add_symbols): Always pass
7861 local_symbol_count_ to add_from_relobj.
7863 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7864 every thousand variables.
7865 * testsuite/Makefile.in: Rebuild.
7867 * object.cc (Xindex::initialize_symtab_xindex): New function.
7868 (Xindex::read_symtab_xindex): New function.
7869 (Xindex::sym_xindex_to_shndx): New function.
7870 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7872 (Sized_relobj::do_initialize_xindex): New function.
7873 (Sized_relobj::do_read_symbols): Adjust section links.
7874 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7875 parameter. Change all callers.
7876 (Sized_relobj::include_section_group): Adjust section links and
7877 symbol section indexes.
7878 (Sized_relobj::do_layout): Adjust section links.
7879 (Sized_relobj::do_count_local_symbols): Adjust section links and
7880 symbol section indexes.
7881 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7882 ordinary and special symbols.
7883 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7884 dynsym_xindex parameters. Change all callers. Adjust section
7885 links. Use SHN_XINDEX when needed.
7886 (Sized_relobj::get_symbol_location_info): Adjust section links.
7887 Don't get fooled by special symbols.
7888 * object.h (class Xindex): Define.
7889 (class Object): Add xindex_ parameter. Declare virtual functoin
7890 do_initialize_xindex.
7891 (Object::adjust_sym_shndx): New function.
7892 (Object::set_xindex): New protected function.
7893 (class Symbol_value): Add is_ordinary_shndx_ field.
7894 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7895 (Symbol_value::value): Assert ordinary section.
7896 (Symbol_value::initialize_input_to_output_map): Likewise.
7897 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7899 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7901 (class Sized_relobj): Update declarations.
7902 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7903 parameter. Change all callers.
7904 (Sized_relobj::adjust_shndx): New function.
7905 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7907 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7908 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7909 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7910 (Sized_dynobj::read_dynsym_section): Adjust section links.
7911 (Sized_dynobj::read_dynamic): Likewise.
7912 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7914 (Sized_dynobj::do_initialize_xindex): New function.
7915 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7916 do_initialize_xindex.
7917 (Sized_dynobj::adjust_shndx): New function.
7918 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7919 dynsym_xindex_ fields.
7920 (Layout::finalize): Add a call to set_section_indexes before
7921 creating the symtab sections.
7922 (Layout::set_section_indexes): Don't do anything if the section
7923 already has a section index.
7924 (Layout::create_symtab_sections): Add shnum parameter. Change
7925 caller. Create .symtab_shndx section if needed.
7926 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7928 (Layout::allocated_output_section_count): New function.
7929 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7931 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7932 fields. Update declarations.
7933 (Layout::symtab_xindex): New function.
7934 (Layout::dynsym_xindex): New function.
7935 (class Write_symbols_task): Add layout_ field.
7936 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7938 * output.cc (Output_section_headers::Output_section_headers): Add
7939 shstrtab_section parameter. Change all callers.
7940 (Output_section_headers::do_sized_write): Store overflow values
7941 for section count and section string table section index in
7942 section header zero.
7943 (Output_file_header::do_sized_write): Check for overflow of
7944 section count and section string table section index.
7945 (Output_symtab_xindex::do_write): New function.
7946 (Output_symtab_xindex::endian_do_write): New function.
7947 * output.h (class Output_section_headers): Add shstrtab_section_.
7948 Update declarations.
7949 (class Output_symtab_xindex): Define.
7950 (Output_section::has_out_shndx): New function.
7951 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7953 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7955 (Sized_symbol::init): Likewise.
7956 (Symbol::output_section): Check for ordinary symbol.
7957 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7958 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7960 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7961 Change all callers. Simplify handling of symbols from sections
7962 not included in the link.
7963 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7965 (Weak_alias_sorter::operator()): Assert that symbols are
7967 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7969 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7970 parameters. Change all callers.
7971 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7972 symbol distinction. Use SHN_XINDEX when needed.
7973 (Symbol_table::write_section_symbol): Add symtab_xindex
7974 parameter. Change all callers.
7975 (Symbol_table::sized_write_section_symbol): Likewise. Use
7976 SHN_XINDEX when needed.
7977 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7979 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7980 (Symbol::is_defined): Check is_ordinary.
7981 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7982 (Symbol::is_absolute, Symbol::is_common): Likewise.
7983 (class Sized_symbol): Update declarations.
7984 (class Symbol_table): Update declarations.
7985 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7986 parameters. Change all callers.
7987 (Sized_symbol::override): Likewise.
7988 (Symbol_table::override): Likewise.
7989 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7990 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7991 is_ordinary, and orig_st_shndx parameters. Change all callers.
7992 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7993 to be in an ordinary section.
7994 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7995 object and is_ordinary parameters. Change all callers.
7996 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7997 Change all callers. Don't add undefined or non-ordinary symbols
7999 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8001 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8003 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8004 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8005 (Sized_relobj::relocate_sections): Likewise.
8006 * target-reloc.h (scan_relocs): Adjust section symbol index.
8007 (scan_relocatable_relocs): Likewise.
8008 * i386.cc (Scan::local): Check for ordinary symbols.
8009 * sparc.cc (Scan::local): Likewise.
8010 * x86_64.cc (Scan::local): Likewise.
8011 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8012 to symbol_section_and_value.
8013 * testsuite/many_sections_test.cc: New file.
8014 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8015 (check_PROGRAMS): Add many_sections_test.
8016 (many_sections_test_SOURCES): Define.
8017 (many_sections_test_DEPENDENCIES): Define.
8018 (many_sections_test_LDFLAGS): Define.
8019 (BUILT_SOURCES): Add many_sections_define.h.
8020 (many_sections_define.h): New target.
8021 (BUILT_SOURCES): Add many_sections_check.h.
8022 (many_sections_check.h): New target.
8023 (check_PROGRAMS): Add many_sections_r_test.
8024 (many_sections_r_test_SOURCES): Define.
8025 (many_sections_r_test_DEPENDENCIES): Define.
8026 (many_sections_r_test_LDFLAGS): Define.
8027 (many_sections_r_test_LDADD): Define.
8028 (many_sections_r_test.o): New target.
8029 * testsuite/Makefile.in: Rebuild.
8031 2008-04-17 Cary Coutant <ccoutant@google.com>
8033 * errors.cc (Errors::info): New function.
8034 (gold_info): New function.
8035 * errors.h (Errors::info): New function.
8036 * gold.h (gold_info): New function.
8037 * object.cc (Input_objects::add_object): Print trace output.
8038 * options.cc (options::parse_set): New function.
8039 (General_options::parse_wrap): Deleted.
8040 (General_options::General_options): Deleted initializer.
8041 * options.h (options::String_set): New typedef.
8042 (options::parse_set): New function.
8043 (DEFINE_set): New macro.
8044 (General_options::wrap): Changed to use DEFINE_set. Changed
8045 callers of any_wrap_symbols and is_wrap_symbol.
8046 (General_options::trace, General_options::trace_symbol):
8048 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8049 (General_options::wrap_symbols_): Deleted.
8050 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8052 2008-04-17 David S. Miller <davem@davemloft.net>
8054 * options.cc (General_options::parse_V): New function.
8055 * options.h: Add entries for -V and -Qy.
8057 2008-04-17 Ian Lance Taylor <iant@google.com>
8059 * common.cc (Symbol_table::allocate_commons): Remove options
8060 parameter. Change caller.
8061 (Symbol_table::do_allocate_commons): Remove options parameter.
8062 Change caller. Just call do_allocate_commons_list twice.
8063 (Symbol_table::do_allocate_commons_list): New function, broken out
8064 of do_allocate_commons.
8065 * common.h (class Allocate_commons_task): Remove options_ field.
8067 * symtab.cc (Symbol_table::Symbol_table): Initialize
8069 (Symbol_table::add_from_object): Put TLS common symbols on
8071 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8072 which are IN_OUTPUT_DATA.
8073 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8074 allocate_commons and do_allocate_commons declarations. Declare
8075 do_allocate_commons_list.
8076 * gold.cc (queue_middle_tasks): Update creation of
8077 Allocate_commons_task to not pass options.
8078 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8079 (TLS_TEST_C_FLAGS): New variable.
8080 (tls_test_c_pic.o): New target.
8081 (tls_test_shared.so): Link in tls_test_c_pic.o.
8082 (tls_test_c_pic_ie.o): New target.
8083 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8084 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8085 (tls_test_c.o): New target.
8086 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8087 (tls_pic_test_LDADD): Likewise.
8088 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8089 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8090 (tls_test_c_gnu2.o): New target.
8091 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8093 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8094 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8095 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8096 * testsuite/tls_test.cc: Include "config.h".
8097 (t_last): Call t11_last.
8098 * testsuite/tls_test.h (t11, t11_last): Declare.
8099 * testsuite/tls_test_c.c: New file.
8100 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8101 * configure.ac: Check for OpenMP support.
8102 * configure, config.in, Makefile.in: Rebuild.
8103 * testsuite/Makefile.in: Rebuild.
8105 2008-04-16 Cary Coutant <ccoutant@google.com>
8107 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8108 (Target_i386::tls_base_symbol_defined_): New field.
8109 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8110 (Target_i386::Scan::global): Likewise.
8111 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8112 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8113 (Target_x86_64::tls_base_symbol_defined_): New field.
8114 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8115 (Target_x86_64::Scan::global): Likewise.
8117 2008-04-16 Cary Coutant <ccoutant@google.com>
8119 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8120 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8121 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8122 building shared libraries.
8123 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8124 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8125 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8126 * testsuite/Makefile.in: Rebuild.
8127 * testsuite/weak_undef.h: New file.
8128 * testsuite/weak_undef_file1.cc: Add extra test cases.
8129 * testsuite/weak_undef_file2.cc: Likewise.
8130 * testsuite/weak_undef_test.cc: Likewise.
8132 2008-04-16 David S. Miller <davem@davemloft.net>
8134 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8135 Add issued_non_pic_error_ field. Declare check_non_pic.
8136 (Target_sparc::Scan::check_non_pic): New function.
8137 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8138 (Target_sparc::Scan::global): Likewise.
8140 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8141 * configure: Rebuild.
8143 * options.h (DEFINE_enable): New macro.
8144 (new_dtags): New enable option.
8145 (initfirst, interpose, loadfltr, nodefaultlib,
8146 nodelete, nodlopen, nodump): New -z options.
8147 * layout.cc (Layout:finish_dynamic_section): If new
8148 dtags enabled, emit DT_RUNPATH. Also, emit a
8149 DT_FLAGS_1 containing any specified -z flags.
8151 2008-04-16 Ian Lance Taylor <iant@google.com>
8153 * copy-relocs.cc: New file.
8154 * copy-relocs.h: New file.
8155 * reloc.cc: Remove Copy_relocs code.
8156 * reloc.h: Likewise.
8157 * reloc-types.h (struct Reloc_types) [both versions]: Add
8158 get_reloc_addend_noerror.
8159 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8160 variants of add_global which take an addend which must be zero.
8161 * i386.cc: Include "copy-relocs.h".
8162 (class Target_i386): Change type of copy_relocs_ to variable,
8164 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8166 (Target_i386::do_finalize_sections): Change handling of
8168 * sparc.cc: Include "copy-relocs.h".
8169 (class Target_sparc): Change type of copy_relocs_ to variable,
8171 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8173 (Target_sparc::do_finalize_sections): Change handling of
8175 * x86_64.cc: Include "copy-relocs.h".
8176 (class Target_x86_64): Change type of copy_relocs_ to variable,
8178 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8179 class. Change all callers.
8180 (Target_x86_64::do_finalize_sections): Change handling of
8182 * Makefile.am (CCFILES): Add copy-relocs.cc.
8183 (HFILES): Add copy-relocs.h.
8185 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8187 * testsuite/script_test_4.sh: Permit leading zeroes.
8189 2008-04-15 Ian Lance Taylor <iant@google.com>
8191 * script-sections.cc (Script_sections::create_segments): Use
8192 header_size_adjustment even when there is enough room for the
8194 * testsuite/script_test_4.sh: New file.
8195 * testsuite/script_test_4.t: New file.
8196 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8197 (check_DATA): Add script_test_4.stdout.
8198 (MOSTLYCLEANFILES): Likewise.
8199 (script_test_4): New target.
8200 (script_test_4.stdout): New target.
8201 * testsuite/Makefile.in: Rebuild.
8203 * sparc.cc: Add definitions for Output_data_plt_sparc class
8206 2008-04-14 David S. Miller <davem@davemloft.net>
8208 * sparc.cc: New file.
8209 * Makefile.am (TARGETSOURCES): Add sparc.cc
8210 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8211 * configure.tgt: Document targ_extra_size and
8212 targ_extra_big_endian. Add entries for sparc-* and
8214 * configure.ac: Handle targ_extra_size and
8215 targ_extra_big_endian.
8216 * Makefile.in: Rebuild.
8217 * configure: Likewise.
8218 * po/POTFILES.in: Likewise.
8219 * po/gold.pot: Likewise.
8221 2008-04-14 Ian Lance Taylor <iant@google.com>
8223 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8224 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8225 in the name/type/flags to section mapping. Don't call
8226 allocate_output_section.
8227 (Layout::choose_output_section): Change parameter from adjust_name
8228 to is_input_section. Don't permit input sections after sections
8229 are attached to segments. Don't call allocate_output_section.
8230 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8231 not write_enable_output_section.
8232 (Layout::make_output_section): Don't push to
8233 unattached_section_list_ nor call attach_to_segment. Call
8234 attach_section_to_segment if sections are attached.
8235 (Layout::attach_sections_to_segments): New function.
8236 (Layout::attach_section_to_segment): New function.
8237 (Layout::attach_allocated_section_to_segment): Rename from
8238 attach_to_segment. Remove flags parameter.
8239 (Layout::allocate_output_section): Remove function.
8240 (Layout::write_enable_output_section): Remove function.
8241 * layout.h (class Layout): Update for above changes. Add new
8242 field sections_are_attached_.
8243 * output.h (Output_section::update_flags_for_input_section): New
8245 * output.cc (Output_section::add_input_section): Call
8246 update_flags_for_input_section.
8247 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8249 2008-04-11 Cary Coutant <ccoutant@google.com>
8251 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8252 thought unnecessary.
8253 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8255 2008-04-11 Ian Lance Taylor <iant@google.com>
8257 * output.h (class Output_section_data): Remove inline definition
8259 * output.cc (Output_section_data::set_addralign): New function.
8261 2008-04-11 Cary Coutant <ccoutant@google.com>
8263 Add support for TLS descriptors for i386 and x86_64.
8264 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8265 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8266 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8268 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8269 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8270 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8272 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8273 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8274 Fix problem with initial-exec relocations.
8275 (Target_i386::Relocate::relocate_tls): Likewise.
8276 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8278 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8279 support for section-plus-offset dynamic table entries.
8280 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8281 (Output_data_dynamic::Dynamic_entry): Add support for
8282 section-plus-offset dynamic table entries.
8283 (Output_data_dynamic::Classification): Likewise.
8284 (Output_data_dynamic::classification_): Renamed offset_.
8285 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8286 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8287 (Target_x86_64::make_plt_section): New function.
8288 (Target_x86_64::reserve_tlsdesc_entries): New function.
8289 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8290 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8291 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8292 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8293 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8294 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8295 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8296 add extra PLT entry for TLS descriptors.
8297 (Output_data_plt_x86_64::got_): New field.
8298 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8299 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8301 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8303 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8304 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8305 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8306 R_386_TLS_DESC_CALL relocations.
8307 (Target_x86_64::Scan::global): Likewise.
8308 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8309 for TLS descriptors.
8310 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8311 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8312 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8313 GD-to-IE relaxation.
8314 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8315 and TLS_DESCRIPTORS.
8316 * Makefile.in: Rebuild.
8317 * configure: Rebuild.
8318 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8319 (tls_test_shared2.so): New target.
8320 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8321 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8322 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8323 (tls_shared_gd_to_ie_test_LDADD): New variable.
8324 (tls_shared_gnu2_gd_to_ie_test): New target.
8325 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8327 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8328 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8329 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8330 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8331 (tls_shared_gnu2_test): New target.
8332 (tls_test_gnu2_shared.so): New target.
8333 (tls_shared_gnu2_test_SOURCES): New variable.
8334 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8335 (tls_shared_gnu2_test_LDFLAGS): New variable.
8336 (tls_shared_gnu2_test_LDADD): New variable.
8337 * testsuite/Makefile.in: Rebuild.
8338 * testsuite/Makefile.
8340 2008-04-11 Ian Lance Taylor <iant@google.com>
8342 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8344 * testsuite/Makefile.in: Rebuild.
8346 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8348 * testsuite/script_test_2.cc (main): Adjust test.
8350 2008-04-11 David S. Miller <davem@davemloft.net>
8351 Ian Lance Taylor <iant@google.com>
8353 * options.h (General_options): Add entries for '-Y' and
8355 * options.cc (General_options:finalize): If -Y was used, add those
8356 entries to the library path instead of the default "/lib" and
8359 2008-04-11 David S. Miller <davem@davemloft.net>
8361 * testsuite/justsyms.t: Start at 0x100.
8362 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8363 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8365 * testsuite/script_test_2.cc: Adjust string and section length
8368 2008-04-09 Ian Lance Taylor <iant@google.com>
8371 * script-sections.cc (Sections_element::allocate_to_segment): Add
8373 (Output_section_definition::allocate_to_segment): Likewise.
8374 (Orphan_output_section::allocate_to_segment): Likewise.
8375 (Script_sections::attach_sections_using_phdrs_clause): Don't
8376 propagate non-PT_LOAD segments to orphan sections.
8377 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8378 readelf rather than objdump.
8379 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8380 .interp section and PT_INTERP segment are the same size.
8381 * testsuite/Makefile.in: Rebuild.
8383 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8384 aliases for symbols defined in the same object.
8385 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8386 (weak_alias_test_SOURCES): New variable.
8387 (weak_alias_test_DEPENDENCIES): New variable.
8388 (weak_alias_test_LDFLAGS): New variable.
8389 (weak_alias_test_LDADD): New variable.
8390 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8391 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8392 (weak_alias_test_3.o): New target.
8393 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8394 * testsuite/weak_alias_test_main.cc: New file.
8395 * testsuite/weak_alias_test_1.cc: New file.
8396 * testsuite/weak_alias_test_2.cc: New file.
8397 * testsuite/weak_alias_test_3.cc: New file.
8399 2008-04-08 Ian Lance Taylor <iant@google.com>
8401 * options.h (class General_options): Add --noinhibit-exec option.
8402 * main.cc (main): Check --noinhibit-exec.
8404 * options.h (class General_options): Define --wrap as a special
8405 option. Add wrap_symbols_ field.
8406 (General_options::any_wrap_symbols): New function.
8407 (General_options::is_wrap_symbol): New function.
8408 * options.cc (General_options::parse_wrap): New function.
8409 (General_options::General_options): Initialize wrap_symbols_.
8410 * symtab.cc (Symbol_table::wrap_symbol): New function.
8411 (Symbol_table::add_from_object): Handle --wrap.
8412 * symtab.h (class Symbol_table): Declare wrap_symbol.
8413 * target.h (Target::wrap_char): New function.
8414 (Target::Target_info): Add wrap_char field.
8415 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8416 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8417 * testsuite/testfile.cc (Target_test::test_target_info):
8420 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8423 * layout.h (class Layout): Add added_eh_frame_data_ field.
8424 * layout.cc (Layout::Layout): Initialize new field.
8425 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8426 output section until we find a section we merged successfully.
8427 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8428 that the size be non-zero.
8430 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8433 2008-04-08 Craig Silverstein <csilvers@google.com>
8435 * configure.ac: Export new conditional variable HAVE_ZLIB.
8436 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8438 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8439 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8441 2008-04-07 Ian Lance Taylor <iant@google.com>
8443 * version.cc (version_string): Set to "1.5".
8445 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8446 Add issued_non_pic_error_ field. Declare check_non_pic.
8447 (Target_x86_64::Scan::check_non_pic): New function.
8448 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8449 (Target_x86_64::Scan::global): Likewise.
8451 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8452 addend parameter. Change caller. Handle merge sections.
8453 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8454 Address to Addend. Don't add in the result of
8455 local_section_offset, pass down the addend and use the returned
8457 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8458 Update declarations of local_section_offset and symbol_value.
8459 * testsuite/two_file_test_1.cc (t18): New function.
8460 * testsuite/two_file_test_2.cc (f18): New function.
8461 * testsuite/two_file_test_main.cc (main): Call t18.
8462 * testsuite/two_file_test.h (t18, f18): Declare.
8464 * configure.ac: Don't test for objdump, c++filt, or readelf.
8465 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8467 (TEST_READELF): New variable.
8468 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8469 (check_PROGRAMS): Add two_file_strip_test.
8470 (two_file_strip_test): New target.
8471 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8472 (two_file_same_shared_strip_test_SOURCES): New variable.
8473 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8474 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8475 (two_file_same_shared_strip_test_LDADD): New variable.
8476 (two_file_shared_strip.so): New target.
8477 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8478 (ver_test_5.syms, ver_test_7.syms): Likewise.
8479 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8480 (strip_test_3.stdout): Use TEST_OBJDUMP.
8481 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8483 2008-04-04 Cary Coutant <ccoutant@google.com>
8485 * symtab.h (Symbol::is_weak_undefined): New function.
8486 (Symbol::is_strong_undefined): New function.
8487 (Symbol::is_absolute): New function.
8488 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8489 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8491 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8492 (weak_undef_test): New target.
8493 * testsuite/Makefile.in: Rebuild.
8494 * testsuite/weak_undef_file1.cc: New file.
8495 * testsuite/weak_undef_file2.cc: New file.
8496 * testsuite/weak_undef_test.cc: New file.
8498 2008-04-03 Craig Silverstein <csilvers@google.com>
8500 * compressed_output.h (class Output_compressed_section): Use
8502 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8504 (zlib_compressed_suffix): Removed.
8505 (Output_compressed_section::set_final_data_size): Use unsigned
8507 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8508 Fix linker invocation.
8509 (flagstest_o_specialfile_and_compress_debug_sections):
8511 * testsuite/Makefile.in: Regenerated.
8513 2008-04-02 David S. Miller <davem@davemloft.net>
8515 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8516 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8518 2008-04-02 Craig Silverstein <csilvers@google.com>
8522 2008-04-02 Ian Lance Taylor <iant@google.com>
8524 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8525 parameters. Update for new key type to views_. Change all
8527 (File_read::read): Adjust for byteshift in returned view.
8528 (File_read::add_view): New function, broken out of
8530 (File_read::make_view): New function, broken out of
8532 (File_read::find_or_make_view): Add offset and aligned
8533 parameters. Rewrite accordingly. Change all callers.
8534 (File_read::get_view): Add offset and aligned parameters. Adjust
8535 for byteshift in return value.
8536 (File_read::get_lasting_view): Likewise.
8537 * fileread.h (class File_read): Update declarations.
8538 (class File_read::View): Add byteshift_ field. Add byteshift to
8539 constructor. Add byteshift method.
8540 * archive.h (Archive::clear_uncached_views): New function.
8541 (Archive::get_view): Add aligned parameter. Change all callers.
8542 * object.h (Object::get_view): Add aligned parameter. Change all
8544 (Object::get_lasting_view): Likewise.
8546 * fileread.cc (File_read::release): Don't call clear_views if
8547 there are multiple objects.
8548 * fileread.h (File_read::clear_uncached_views): New function.
8549 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8552 2008-03-31 Cary Coutant <ccoutant@google.com>
8554 Add thin archive support.
8555 * archive.cc (Archive::armagt): New const.
8556 (Archive::setup): Remove task parameter and calls to unlock.
8557 (Archive::unlock_nested_archives): New function.
8558 (Archive::read_header): Add nested_off parameter. Change
8560 (Archive::interpret_header): Likewise.
8561 (Archive::include_all_members): Change to handle thin
8563 (Archive::include_member): Likewise.
8564 * archive.h (Archive::Archive): Add new parameters and
8566 (Archive::armagt): New const.
8567 (Archive::setup): Remove task parameter.
8568 (Archive::unlock_nested_archives): New function.
8569 (Archive::read_header): Add nested_off parameter.
8570 (Archive::interpret_header): Likewise.
8571 (Archive::Nested_archive_table): New typedef.
8572 (Archive::is_thin_archive_): New field.
8573 (Archive::nested_archives_): New field.
8574 (Archive::options_): New field.
8575 (Archive::dirpath_): New field.
8576 (Archive::task_): New field.
8577 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8578 for thin archives. Pass additional parameters to
8579 Archive::Archive. Unlock the archive file after calling
8582 2008-03-29 Ian Lance Taylor <iant@google.com>
8584 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8585 version symbol to be local.
8586 * testsuite/ver_test_4.sh: New file.
8587 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8588 (check_DATA): Add ver_test_4.syms.
8589 (ver_test_4.syms): New target.
8590 * testsuite/Makefile.in: Rebuild.
8593 (Output_section::Input_section_sort_entry::has_priority): New
8595 (Output_section::Input_section_sort_entry::match_file_name): New
8597 (Output_section::Input_section_sort_entry::match_section_name):
8599 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8601 (Output_section::Input_section_sort_entry::match_section_file):
8603 (Output_section::Input_section_sort_compare::operator()): Rewrite
8604 using new Input_section_sort_entry functions. Sort crtbegin and
8605 crtend first. Sort sections with no priority before sections with
8607 * testsuite/initpri1.c (d3): Check j != 4.
8608 (cd5): New constructor/destructor function.
8609 (main): Check j != 2.
8611 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8612 new symbol when resolving, don't call set_is_default.
8613 * testsuite/ver_test_7.cc: New file.
8614 * testsuite/ver_test_7.sh: New file.
8615 * testsuite/Makefile.am (ver_test_7.so): New target.
8616 (ver_test_7.o): New target.
8617 (check_SCRIPTS): Add ver_test_7.sh.
8618 (check_DATA): Add ver_test_7.syms.
8619 (ver_test_7.syms): New target.
8621 2008-03-28 Ian Lance Taylor <iant@google.com>
8623 * layout.cc (Layout::layout): If we see an input section with a
8624 name that needs sorting, set the must_sort flag for the output
8626 (Layout::make_output_section): If the name of the output section
8627 indicates that it might require sorting, set the may_sort flag.
8628 * output.h (Output_section::may_sort_attached_input_sections): New
8630 (Output_section::set_may_sort_attached_input_sections): New
8632 (Output_section::must_sort_attached_input_sections): New
8634 (Output_section::set_must_sort_attached_input_sections): New
8636 (class Output_section): Declare Input_section_sort_entry. Define
8637 Input_section_sort_compare. Declare
8638 sort_attached_input_sections. Add new fields:
8639 may_sort_attached_input_sections_,
8640 must_sort_attached_input_sections_,
8641 attached_input_sections_are_sorted_.
8642 * output.cc (Output_section::Output_section): Initialize new
8644 (Output_section::add_input_section): Add an entry to
8645 input_sections_ if may_sort or must_sort are true.
8646 (Output_section::set_final_data_size): Call
8647 sort_attached_input_sections if necessary.
8648 (Output_section::Input_section_sort_entry): Define new class.
8649 (Output_section::Input_section_sort_compare::operator()): New
8651 (Output_section::sort_attached_input_sections): New function.
8652 * configure.ac: Check whether the compiler supports constructor
8653 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8654 * testsuite/initpri1.c: New file.
8655 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8656 CONSTRUCTOR_PRIORITY.
8657 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8658 (initpri1_LDFLAGS): New variable.
8659 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8661 2008-03-27 Ian Lance Taylor <iant@google.com>
8663 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8664 * testsuite/common_test_1.c: New file.
8665 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8666 (common_test_1_SOURCES): New variable.
8667 (common_test_1_DEPENDENCIES): New variable.
8668 (common_test_1_LDFLAGS): New variable.
8670 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8671 and commons_ correctly when NAME/VERSION does not override
8673 * testsuite/ver_test_6.c: New file.
8674 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8675 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8676 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8678 2008-03-26 Ian Lance Taylor <iant@google.com>
8680 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8681 of an undefined symbol from a version script.
8682 * testsuite/Makefile.am (ver_test_5.so): New target.
8683 (ver_test_5.o): New target.
8684 (check_SCRIPTS): Add ver_test_5.sh.
8685 (check_DATA): Add ver_test_5.syms.
8686 (ver_test_5.syms): New target.
8687 * testsuite/ver_test_5.cc: New file.
8688 * testsuite/ver_test_5.script: New file.
8689 * testsuite/ver_test_5.sh: New file.
8690 * Makefile.in, testsuite/Makefile.in: Rebuild.
8693 Fix problems building gold with gcc 4.3.0.
8694 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8695 (gold_error_at_location, gold_warning_at_location): Use it.
8696 * configure.ac: Check whether we can compile and use a template
8697 function with a printf attribute.
8698 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8699 when jumping over bytes.
8700 * object.cc: Instantiate Object::read_section_data.
8701 * debug.h: Include <cstring>
8702 * dwarf_reader.cc: Include <algorithm>
8703 * main.cc: Include <cstring>.
8704 * options.cc: Include <cstring>.
8705 * output.cc: Include <cstring>.
8706 * script.cc: Include <cstring>.
8707 * script.h: Include <string>.
8708 * symtab.cc: Include <cstring> and <algorithm>.
8709 * target-select.cc: Include <cstring>.
8710 * version.cc: Include <string>.
8711 * testsuite/testmain.cc: Include <cstdlib>.
8712 * configure, config.in: Rebuild.
8714 2008-03-25 Ian Lance Taylor <iant@google.com>
8716 * options.cc: Include "../bfd/bfdver.h".
8717 (options::help): Print bug reporting address.
8719 * version.cc (print_version): Adjust output for current value of
8724 * options.cc (options::help): Print list of supported targets.
8725 * target-select.h: Include <vector>.
8726 (class Target_selector): Make machine_, size_, and is_big_endian_
8727 fields const. Add bfd_name_ and instantiated_target_ fields.
8728 (Target_selector::Target_selector): Add bfd_name parameter.
8729 (Target_selector::recognize): Make non-virtual, call
8731 (Target_selector::recognize_by_name): Make non-virtual, call
8732 do_recognize_by_name.
8733 (Target_selector::supported_names): New function.
8734 (Target_selector::bfd_name): New function.
8735 (Target_selector::do_instantiate_target): New pure virtual
8737 (Target_selector::do_recognize): New virtual function.
8738 (Target_selector::do_recognize_by_name): New virtual function.
8739 (Target_selector::instantiate_target): New private function.
8740 (supported_target_names): Declare.
8741 * target-select.cc (Target_selector::Target_selector): Update for
8742 new parameter and fields.
8743 (select_target_by_name): Check that the name matches before
8744 calling recognize_by_name.
8745 (supported_target_names): New function.
8746 * i386.cc (class Target_selector_i386): Update Target_selector
8747 constructor call. Remove recognize and recognize_by_name. Add
8748 do_instantiate_target.
8749 * x86_64.cc (class Target_selector_x86_64): Likewise.
8750 * testsuite/testfile.cc (class Target_selector_test): Update for
8751 changes to Target_selector.
8753 * README: Rewrite, with some notes on unsupported features.
8755 2008-03-24 Cary Coutant <ccoutant@google.com>
8757 * i386.cc (Target_i386::Got_type): New enum declaration.
8758 (Target_i386::Scan::local): Updated callers of Output_data_got
8760 (Target_i386::Scan::global): Likewise.
8761 (Target_i386::Relocate::relocate): Likewise.
8762 (Target_i386::Relocate::relocate_tls): Likewise.
8763 * object.h (Got_offset_list): New class.
8764 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8765 (Sized_relobj::local_got_offset): Likewise.
8766 (Sized_relobj::set_local_got_offset): Likewise.
8767 (Sized_relobj::local_has_tls_got_offset): Removed.
8768 (Sized_relobj::local_tls_got_offset): Removed.
8769 (Sized_relobj::set_local_tls_got_offset): Removed.
8770 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8771 * output.cc (Output_data_got::add_global): Added got_type parameter.
8772 (Output_data_got::add_global_with_rel): Likewise.
8773 (Output_data_got::add_global_with_rela): Likewise.
8774 (Output_data_got::add_global_pair_with_rel): New function.
8775 (Output_data_got::add_global_pair_with_rela): New function.
8776 (Output_data_got::add_local): Added got_type parameter.
8777 (Output_data_got::add_local_with_rel): Likewise.
8778 (Output_data_got::add_local_with_rela): Likewise.
8779 (Output_data_got::add_local_pair_with_rel): New function.
8780 (Output_data_got::add_local_pair_with_rela): New function.
8781 (Output_data_got::add_global_tls): Removed.
8782 (Output_data_got::add_global_tls_with_rel): Removed.
8783 (Output_data_got::add_global_tls_with_rela): Removed.
8784 (Output_data_got::add_local_tls): Removed.
8785 (Output_data_got::add_local_tls_with_rel): Removed.
8786 (Output_data_got::add_local_tls_with_rela): Removed.
8787 * output.h (Output_data_got::add_global): Added got_type parameter.
8788 (Output_data_got::add_global_with_rel): Likewise.
8789 (Output_data_got::add_global_with_rela): Likewise.
8790 (Output_data_got::add_global_pair_with_rel): New function.
8791 (Output_data_got::add_global_pair_with_rela): New function.
8792 (Output_data_got::add_local): Added got_type parameter.
8793 (Output_data_got::add_local_with_rel): Likewise.
8794 (Output_data_got::add_local_with_rela): Likewise.
8795 (Output_data_got::add_local_pair_with_rel): New function.
8796 (Output_data_got::add_local_pair_with_rela): New function.
8797 (Output_data_got::add_global_tls): Removed.
8798 (Output_data_got::add_global_tls_with_rel): Removed.
8799 (Output_data_got::add_global_tls_with_rela): Removed.
8800 (Output_data_got::add_local_tls): Removed.
8801 (Output_data_got::add_local_tls_with_rel): Removed.
8802 (Output_data_got::add_local_tls_with_rela): Removed.
8803 * resolve.cc (Symbol::override_base_with_special): Removed
8804 reference to has_got_offset_ field.
8805 * symtab.cc (Symbol::init_fields): Replaced initialization
8806 of got_offset_ with got_offsets_. Removed initialization
8808 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8809 (Symbol::got_offset): Likewise.
8810 (Symbol::set_got_offset): Likewise.
8811 (Symbol::has_tls_got_offset): Removed.
8812 (Symbol::tls_got_offset): Removed.
8813 (Symbol::set_tls_got_offset): Removed.
8814 (Symbol::got_offset_): Removed.
8815 (Symbol::tls_mod_got_offset_): Removed.
8816 (Symbol::tls_pair_got_offset_): Removed.
8817 (Symbol::got_offsets_): New field.
8818 (Symbol::has_got_offset): Removed.
8819 (Symbol::has_tls_mod_got_offset): Removed.
8820 (Symbol::has_tls_pair_got_offset): Removed.
8821 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8822 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8824 (Target_x86_64::Scan::global): Likewise.
8825 (Target_x86_64::Relocate::relocate): Likewise.
8826 (Target_x86_64::Relocate::relocate_tls): Likewise.
8828 2008-03-25 Ben Elliston <bje@au.ibm.com>
8830 * yyscript.y: Fix spelling error in comment.
8832 2008-03-24 Ian Lance Taylor <iant@google.com>
8834 * options.h (class General_options): Define build_id option.
8835 * layout.h (class Layout): Declare write_build_id, create_note,
8836 create_build_id. Add build_id_note_ member.
8837 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8838 "libiberty.h", "md5.h", "sha1.h".
8839 (Layout::Layout): Initialize eh_frame_data_,
8840 eh_frame_hdr_section_, and build_id_note_.
8841 (Layout::finalize): Call create_build_id.
8842 (Layout::create_note): New function, broken out of
8843 Layout::create_gold_note.
8844 (Layout::create_gold_note): Call create_note.
8845 (Layout::create_build_id): New function.
8846 (Layout::write_build_id): New function.
8847 (Close_task_runner::run): Call write_build_id.
8849 * x86_64.cc: Correct license to GPLv3.
8851 2008-03-23 Ian Lance Taylor <iant@google.com>
8853 * options.cc: Include "demangle.h".
8854 (parse_optional_string): New function.
8855 (parse_long_option): Handle takes_optional_argument.
8856 (parse_short_option): Update dash_z initializer. Handle
8857 takes_optional_argument.
8858 (General_options::General_options): Initialize do_demangle_.
8859 (General_options::finalize): Set do_demangle_. Handle demangling
8861 * options.h (parse_optional_string): Declare.
8862 (struct One_option): Add optional_arg field. Update constructor.
8863 Update call constructor calls. Add takes_optional_argument
8865 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8866 (DEFINE_optional_string): Define.
8867 (General_options::demangle): Change from DEFINE_bool to
8868 DEFINE_optional_string.
8869 (General_options::no_demangle): New function.
8870 (General_options::do_demangle): New function.
8871 (General_options::set_do_demangle): New function.
8872 (General_options::execstack_status_): Move definition to end of
8874 (General_options::static_): Likewise.
8875 (General_options::do_demangle_): New field.
8876 * object.cc (big_endian>::get_symbol_location_info): Call
8877 Options::do_demangle, not Options::demangle.
8878 * symtab.cc (demangle): Likewise.
8880 2008-03-22 Ian Lance Taylor <iant@google.com>
8882 * gold.h: Include <cstddef> and <sys/types.h>
8883 * options.h: Include <cstring>.
8885 2008-03-21 Ian Lance Taylor <iant@google.com>
8887 * Added source code to GNU binutils.