1 2010-09-08 Nick Clifton <nickc@redhat.com>
3 * README: Remove claim that MEMORY is not supported.
4 * expression.cc (script_exp_function_origin)
5 (script_exp_function_length): Move from here to ...
7 (script_set_section_region, script_add_memory)
8 (script_parse_memory_attr, script_include_directive): New
11 (class Memory_region): New class.
12 (class Output_section_definition): Add set_memory_region,
13 set_section_vma, set_section_lma and get_section_name methods.
14 (class Script_Sections): Add add_memory_region,
15 find_memory_region, find_memory_region_origin,
16 find_memory_region_length and set_memory_region methods.
17 Have set_section_addresses method walk the list of set memory
19 Extend the print methos to display memory regions.
20 * script-sections.h: Add prototypes for new methods.
21 Add enum for MEMORY region attributes.
22 * yyscript.y: Add support for parsing MEMORY regions.
23 * script-c.h: Add prototypes for new functions.
24 * testsuite/Makefile.am: Add test of MEMORY region functionality.
25 * testsuite/Makefile.in: Regenerate.
26 * testsuite/memory_test.sh: New script.
27 * testsuite/memory_test.s: New assembler source file.
28 * testsuite/memory_test.t: New linker script.
30 2010-08-27 Doug Kwan <dougkwan@google.com>
32 * gold/resolve.cc (Symbol_table::should_override): Let a weak
33 reference override an existing dynamic weak reference.
34 * testsuite/Makefile.am: Add new test dyn_weak_ref.
35 * testsuite/Makefile.in: Regenerate.
36 * testsuite/dyn_weak_ref.sh: New file.
37 * testsuite/dyn_weak_ref_1.c: Ditto.
38 * testsuite/dyn_weak_ref_2.c: Ditto.
40 2010-08-27 Ian Lance Taylor <iant@google.com>
42 * incremental.h (class Incremental_input_entry): Add virtual
45 2010-08-27 Ian Lance Taylor <iant@google.com>
47 * testsuite/start_lib_test_3.c: Mark t3 as used.
49 2010-08-27 Nick Clifton <nickc@redhat.com>
51 * options.cc (version_script): Fix small typo in previous
54 2010-08-25 Nick Clifton <nickc@redhat.com>
56 * archive.cc: Formatting fixes: Remove whitespace between
57 typename and following asterisk. Remove whitespace between
58 function name and opening parenthesis.
59 * archive.h: Likewise.
61 * attributes.cc: Likewise.
62 * attributes.h: Likewise.
63 * common.cc: Likewise.
64 * copy-relocs.cc: Likewise.
65 * dirsearch.h: Likewise.
66 * dynobj.cc: Likewise.
67 * ehframe.cc: Likewise.
68 * ehframe.h: Likewise.
69 * expression.cc: Likewise.
70 * fileread.cc: Likewise.
71 * fileread.h: Likewise.
73 * gold-threads.cc: Likewise.
77 * incremental-dump.cc: Likewise.
78 * incremental.cc: Likewise.
79 * layout.cc: Likewise.
84 * object.cc: Likewise.
86 * options.cc: Likewise.
87 * options.h: Likewise.
88 * output.cc: Likewise.
90 * plugin.cc: Likewise.
92 * powerpc.cc: Likewise.
94 * script-c.h: Likewise.
95 * script-sections.cc: Likewise.
96 * script.cc: Likewise.
97 * stringpool.cc: Likewise.
98 * symtab.cc: Likewise.
100 * target.cc: Likewise.
101 * timer.cc: Likewise.
103 * version.cc: Likewise.
104 * x86_64.cc: Likewise.
106 2010-08-24 Nick Clifton <nickc@redhat.com>
109 * layout.cc (segment_precedes): Sort segments by their physical
110 addresses, if they have been set.
112 2010-08-23 Cary Coutant <ccoutant@google.com>
114 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
116 (Lib_group::include_member): Unlock object after deleting its
118 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
121 2010-08-19 Neil Vachharajani <nvachhar@google.com>
122 Cary Coutant <ccoutant@google.com>
124 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
125 constructor, and set_blocker.
126 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
128 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
129 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
130 * testsuite/Makefile.am (start_lib_test): New test case.
131 * testsuite/Makefile.in: Regenerate.
132 * testsuite/start_lib_test_main.c: New file.
133 * testsuite/start_lib_test_1.c: New file.
134 * testsuite/start_lib_test_2.c: New file.
135 * testsuite/start_lib_test_3.c: New file.
137 2010-08-19 Ian Lance Taylor <iant@google.com>
139 * Makefile.in: Rebuild with automake 1.11.1.
140 * aclocal.m4: Likewise.
141 * testsuite/Makefile.in: Likewise.
143 2010-08-19 Ian Lance Taylor <iant@google.com>
146 * i386.cc (class Output_data_plt_i386): Update declarations.
147 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
148 local_ifuncs_ fields.
149 (Target_i386::do_plt_section_for_global): New function.
150 (Target_i386::do_plt_section_for_local): New function.
151 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
152 parameter; change all callers. Initialize global_ifuncs_ and
153 local_ifuncs_. If doing a static link define __rel_iplt_start and
155 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
156 (Output_data_plt_i386::add_local_ifunc_entry): New function.
157 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
159 (Target_i386::make_plt_section): New function, broken out of
160 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
161 (Target_i386::make_plt_entry): Call make_plt_section.
162 (Target_i386::make_local_ifunc_plt_entry): New function.
163 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
164 (Target_i386::Scan::local): Handle IFUNC symbols. Add
165 R_386_IRELATIVE to switch.
166 (Target_i386::Scan::global): Likewise.
167 (Target_i386::Relocate::relocate): Likewise.
168 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
170 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
171 (Target_x86_64::do_plt_section_for_global): New function.
172 (Target_x86_64::do_plt_section_for_local): New function.
173 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
174 parameter; change all callers. If doing a static link define
175 __rela_iplt_start and __rela_iplt_end.
176 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
177 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
178 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
180 (Target_x86_64::make_local_ifunc_plt_entry): New function.
181 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
183 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
184 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
185 R_X86_64_IRELATIVE to switch.
186 (Target_x86_64::Scan::global): Likewise.
187 (Target_x86_64::Relocate::relocate): Likewise.
188 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
190 * target.h (class Target): Add plt_section_for_global and
191 plt_section_for_local functions. Add do_plt_section_for_global
192 and do_plt_section_for_local virtual functions.
193 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
195 (Symbol::use_plt_offset): Handle IFUNC symbol.
196 * object.cc (Sized_relobj::Sized_relobj): Initialize
198 (Sized_relobj::local_has_plt_offset): New function.
199 (Sized_relobj::local_plt_offset): New function.
200 (Sized_relobj::set_local_plt_offset): New function.
201 (Sized_relobj::do_count): Handle IFUNC symbol.
202 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
203 a bit away from input_shndx_ field. Add set_is_func_symbol and
204 is_ifunc_symbol functions.
205 (class Sized_relobj): Update declarations. Remove Tls_got_entry
206 and Local_tls_got_offsets. Define Local_plt_offsets. Add
207 local_plt_offsets_ field.
208 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
209 * output.h (class Output_section_data): Add non-const
210 output_section function.
211 (class Output_data_got): Update declarations.
212 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
213 Add use_plt_offset parameter to global and local constructors.
214 Change all callers. Change local_sym_index_ field to 31 bits.
215 Change GSYM_CODE and CONSTANT_CODE accordingly.
216 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
217 doing a static link don't set sh_link field.
218 (Output_data_got::Got_entry::write): Use PLT offset if
220 (Output_data_got::add_global_plt): New function.
221 (Output_data_got::add_local_plt): New function.
222 * target-reloc.h (relocate_section): Handle IFUNC symbol.
223 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
224 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
225 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
226 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
228 * testsuite/ifunc-sel.h: New file.
229 * testsuite/ifuncmain1.c: New file.
230 * testsuite/ifuncmain1vis.c: New file.
231 * testsuite/ifuncmod1.c: New file.
232 * testsuite/ifuncdep2.c: New file.
233 * testsuite/ifuncmain2.c: New file.
234 * testsuite/ifuncmain3.c: New file.
235 * testsuite/ifuncmod3.c: New file.
236 * testsuite/ifuncmain4.c: New file.
237 * testsuite/ifuncmain5.c: New file.
238 * testsuite/ifuncmod5.c: New file.
239 * testsuite/ifuncmain6pie.c: New file.
240 * testsuite/ifuncmod6.c: New file.
241 * testsuite/ifuncmain7.c: New file.
242 * configure, testsuite/Makefile.in: Rebuild.
244 2010-08-18 Ian Lance Taylor <iant@google.com>
247 (Output_section_incremental_inputs::write_input_files): Add cast
248 to avoid signed/unsigned comparison warning.
249 (Output_section_incremental_inputs::write_info_blocks): Likewise.
251 2010-08-12 Cary Coutant <ccoutant@google.com>
253 * common.cc (Sort_commons::operator()): Remove unnecessary code.
255 2010-08-13 Ian Lance Taylor <iant@google.com>
257 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
259 2010-08-12 Cary Coutant <ccoutant@google.com>
260 Doug Kwan <dougkwan@google.com>
262 * resolve.cc (Symbol_table::should_override): When a weak dynamic
263 defintion overrides non-weak undef, remember that the original undef
265 * symtab.cc (Symbol_table::sized_write_global): For undef without
266 an original weak binding, set binding to global in output.
267 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
268 * testsuite/Makefile.in: Regenerate.
269 * testsuite/strong_ref_weak_def.sh: New file.
270 * testsuite/strong_ref_weak_def_1.c: Ditto.
271 * testsuite/strong_ref_weak_def_2.c: Ditto.
273 2010-08-12 Cary Coutant <ccoutant@google.com>
275 * testsuite/incremental_test.sh: Rewrite.
276 * testsuite/incremental_test_1.c: Rewrite.
277 * testsuite/incremental_test_2.c: Rewrite.
279 2010-08-12 Cary Coutant <ccoutant@google.com>
281 * arm.cc (Target_arm::got_size): Add const.
282 (Target_arm::got_entry_count): New function.
283 (Target_arm::plt_entry_count): New function.
284 (Target_arm::first_plt_entry_offset): New function.
285 (Target_arm::plt_entry_size): New function.
286 (Output_data_plt_arm::entry_count): New function.
287 (Output_data_plt_arm::first_plt_entry_offset): New function.
288 (Output_data_plt_arm::get_plt_entry_size): New function.
289 * i386.cc (Target_i386::got_size): Add const.
290 (Target_i386::got_entry_count): New function.
291 (Target_i386::plt_entry_count): New function.
292 (Target_i386::first_plt_entry_offset): New function.
293 (Target_i386::plt_entry_size): New function.
294 (Output_data_plt_i386::entry_count): New function.
295 (Output_data_plt_i386::first_plt_entry_offset): New function.
296 (Output_data_plt_i386::get_plt_entry_size): New function.
297 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
298 find_incremental_inputs_sections. Dump incremental_got_plt section.
299 * incremental.cc: Include target.h.
300 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
301 parameter. Adjust all callers. Find incremental_got_plt section.
302 (Incremental_inputs::create_data_sections): Create incremental_got_plt
304 (Output_section_incremental_inputs::set_final_data_size): Calculate
305 size of incremental_got_plt section.
306 (Output_section_incremental_inputs::do_write): Write the
307 incremental_got_plt section.
308 (Got_plt_view_info): New struct.
309 (Local_got_offset_visitor): New class.
310 (Global_got_offset_visitor): New class.
311 (Global_symbol_visitor_got_plt): New class.
312 (Output_section_incremental_inputs::write_got_plt): New function.
313 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
314 Add parameter. Adjust all callers.
315 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
316 (Incremental_inputs::got_plt_section): New function.
317 (Incremental_inputs::got_plt_section_): New data member.
318 (Incremental_got_plt_reader): New class.
319 * layout.cc (Layout::create_incremental_info_sections): Add the
320 incremental_got_plt section.
321 * object.h (Got_offset_list::get_list): New function.
322 (Got offset_list::for_all_got_offsets): New function.
323 (Sized_relobj::local_got_offset_list): New function.
324 * powerpc.cc (Target_powerpc::got_size): Add const.
325 (Target_powerpc::got_entry_count): New function.
326 (Target_powerpc::plt_entry_count): New function.
327 (Target_powerpc::first_plt_entry_offset): New function.
328 (Target_powerpc::plt_entry_size): New function.
329 (Output_data_plt_powerpc::entry_count): New function.
330 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
331 (Output_data_plt_powerpc::get_plt_entry_size): New function.
332 * sparc.cc (Target_sparc::got_size): Add const.
333 (Target_sparc::got_entry_count): New function.
334 (Target_sparc::plt_entry_count): New function.
335 (Target_sparc::first_plt_entry_offset): New function.
336 (Target_sparc::plt_entry_size): New function.
337 (Output_data_plt_sparc::entry_count): New function.
338 (Output_data_plt_sparc::first_plt_entry_offset): New function.
339 (Output_data_plt_sparc::get_plt_entry_size): New function.
340 * symtab.h (Symbol::got_offset_list): New function.
341 (Symbol_table::for_all_symbols): New function.
342 * target.h (Sized_target::got_entry_count): New function.
343 (Sized_target::plt_entry_count): New function.
344 (Sized_target::plt_entry_size): New function.
345 * x86_64.cc (Target_x86_64::got_size): Add const.
346 (Target_x86_64::got_entry_count): New function.
347 (Target_x86_64::plt_entry_count): New function.
348 (Target_x86_64::first_plt_entry_offset): New function.
349 (Target_x86_64::plt_entry_size): New function.
350 (Output_data_plt_x86_64::entry_count): New function.
351 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
352 (Output_data_plt_x86_64::get_plt_entry_size): New function.
354 2010-08-12 Cary Coutant <ccoutant@google.com>
356 * archive.cc: Include incremental.h.
357 (Archive::Archive): Initialize incremental_info_.
358 (Archive::include_member): Record archive members in incremental info.
359 (Add_archive_symbols::run): Record begin and end of an archive in
361 (Lib_group::include_member): Record objects in incremental info.
362 * archive.h (Incremental_archive_entry): Forward declaration.
363 (Archive::set_incremental_info): New member function.
364 (Archive::incremental_info): New member function.
365 (Archive::Unused_symbol_iterator): New class.
366 (Archive::unused_symbols_begin): New member function.
367 (Archive::unused_symbols_end): New member function.
368 (Archive::incremental_info_): New data member.
369 * incremental-dump.cc (find_input_containing_global): New function.
370 (dump_incremental_inputs): Dump new incremental info sections.
371 * incremental.cc: Include symtab.h.
372 (Output_section_incremental_inputs): New class.
373 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
374 new incremental info sections.
375 (Sized_incremental_binary::do_check_inputs): Likewise.
376 (Incremental_inputs::report_archive): Remove.
377 (Incremental_inputs::report_archive_begin): New function.
378 (Incremental_inputs::report_archive_end): New function.
379 (Incremental_inputs::report_object): New function.
380 (Incremental_inputs::finalize_inputs): Remove.
381 (Incremental_inputs::report_input_section): New function.
382 (Incremental_inputs::report_script): Rewrite.
383 (Incremental_inputs::finalize): Do nothing but finalize string table.
384 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
385 (Incremental_inputs::sized_create_inputs_section_data): Remove.
386 (Incremental_inputs::create_data_sections): New function.
387 (Incremental_inputs::relocs_entsize): New function.
388 (Output_section_incremental_inputs::set_final_data_size): New function.
389 (Output_section_incremental_inputs::do_write): New function.
390 (Output_section_incremental_inputs::write_header): New function.
391 (Output_section_incremental_inputs::write_input_files): New function.
392 (Output_section_incremental_inputs::write_info_blocks): New function.
393 (Output_section_incremental_inputs::write_symtab): New function.
394 * incremental.h (Incremental_script_entry): Forward declaration.
395 (Incremental_object_entry): Forward declaration.
396 (Incremental_archive_entry): Forward declaration.
397 (Incremental_inputs): Forward declaration.
398 (Incremental_inputs_header_data): Remove.
399 (Incremental_inputs_header): Remove.
400 (Incremental_inputs_header_write): Remove.
401 (Incremental_inputs_entry_data): Remove.
402 (Incremental_inputs_entry): Remove.
403 (Incremental_inputs_entry_write): Remove.
404 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
405 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
406 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
407 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
409 (Incremental_input_entry): New class.
410 (Incremental_script_entry): New class.
411 (Incremental_object_entry): New class.
412 (Incremental_archive_entry): New class.
413 (Incremental_inputs::Incremental_inputs): Initialize new data members.
414 (Incremental_inputs::report_inputs): Remove.
415 (Incremental_inputs::report_archive): Remove.
416 (Incremental_inputs::report_archive_begin): New function.
417 (Incremental_inputs::report_archive_end): New function.
418 (Incremental_inputs::report_object): Change prototype.
419 (Incremental_inputs::report_input_section): New function.
420 (Incremental_inputs::report_script): Change prototype.
421 (Incremental_inputs::get_reloc_count): New function.
422 (Incremental_inputs::set_reloc_count): New function.
423 (Incremental_inputs::create_data_sections): New function.
424 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
425 (Incremental_inputs::inputs_section): New function.
426 (Incremental_inputs::symtab_section): New function.
427 (Incremental_inputs::relocs_section): New function.
428 (Incremental_inputs::get_stringpool): Add const.
429 (Incremental_inputs::command_line): Add const.
430 (Incremental_inputs::inputs): Remove.
431 (Incremental_inputs::command_line_key): New function.
432 (Incremental_inputs::input_file_count): New function.
433 (Incremental_inputs::input_files): New function.
434 (Incremental_inputs::relocs_entsize): New function.
435 (Incremental_inputs::sized_create_inputs_section_data): Remove.
436 (Incremental_inputs::finalize_inputs): Remove.
437 (Incremental_inputs::Input_info): Remove.
438 (Incremental_inputs::lock_): Remove.
439 (Incremental_inputs::inputs_): Change type.
440 (Incremental_inputs::inputs_map_): Remove.
441 (Incremental_inputs::current_object_entry_): New data member.
442 (Incremental_inputs::inputs_section_): New data member.
443 (Incremental_inputs::symtab_section_): New data member.
444 (Incremental_inputs::relocs_section_): New data member.
445 (Incremental_inputs::reloc_count_): New data member.
446 (Incremental_inputs_reader): New class.
447 (Incremental_symtab_reader): New class.
448 (Incremental_relocs_reader): New class.
449 * layout.cc (Layout::finalize): Move finalization of incremental info
450 and creation of incremental info sections to follow finalization of
451 symbol table. Set offsets for postprocessing sections.
452 (Layout::create_incremental_info_sections): Call
453 Incremental_inputs::create_data_sections. Add incremental symtab
454 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
455 sections to layout after input sections.
456 * layout.h (struct Timespec): Forward declaration.
457 (Layout::incremental_inputs): Add const.
458 (Layout::create_incremental_info_sections): Add parameter.
459 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
460 * object.cc: Include incremental.h.
461 (Relobj::finalize_incremental_relocs): New function.
462 (Sized_relobj::do_layout): Record input sections in incremental info.
463 * object.h (Object::output_section): New function.
464 (Object::output_section_offset): Moved from Relobj.
465 (Object::get_incremental_reloc_base): New function.
466 (Object::get_incremental_reloc_count): New function.
467 (Object::do_output_section): New function.
468 (Object::do_output_section_offset): Moved from Relobj.
469 (Object::do_get_incremental_reloc_base): New function.
470 (Object::do_get_incremental_reloc_count): New function.
471 (Object::Object): Initialize new data members.
472 (Relobj::output_section): Renamed do_output_section and moved to
474 (Relobj::output_section_offset): Moved to Object.
475 (Relobj::do_get_incremental_reloc_base): New function.
476 (Relobj::do_get_incremental_reloc_count): New function.
477 (Relobj::allocate_incremental_reloc_counts): New function.
478 (Relobj::count_incremental_reloc): New function.
479 (Relobj::finalize_incremental_relocs): New function.
480 (Relobj::next_incremental_reloc_index): New function.
481 (Relobj::reloc_counts_): New data member.
482 (Relobj::reloc_bases_): New data member.
483 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
484 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
485 (Sized_relobj::incremental_relocs_scan): New function.
486 (Sized_relobj::incremental_relocs_scan_reltype): New function.
487 (Sized_relobj::incremental_relocs_write): New function.
488 (Sized_relobj::incremental_relocs_write_reltype): New function.
489 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
491 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
492 archives and object files elsewhere.
493 (Add_symbols::run): Report object files here.
494 (Finish_group::run): Report end of archive at end of group.
495 * reloc.cc: Include layout.h, incremental.h.
496 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
497 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
498 (Sized_relobj::incremental_relocs_scan): New function.
499 (Sized_relobj::incremental_relocs_scan_reltype): New function.
500 (Sized_relobj::do_relocate_sections): Write incremental relocations.
501 (Sized_relobj::incremental_relocs_write): New function.
502 (Sized_relobj::incremental_relocs_write_reltype): New function.
503 * script.cc (read_input_script): Rewrite test for incremental link.
504 Change call to Incremental_inputs::report_script.
505 * symtab.h (Symbol_table::first_global_index): New function.
506 (Symbol_table::output_count): New function.
508 2010-08-12 Doug Kwan <dougkwan@google.com>
510 * arm.cc (Target_arm::merge_object_attributes): Check command line
511 options --no-wchar-size-warning and --no-enum-size-warning.
512 * options.h (General_options): Add ld-compatible options
513 --no-enum-size-warning and --no-wchar-size-warning.
515 2010-08-04 Ian Lance Taylor <iant@google.com>
517 * x86_64.cc (Target_x86_64::Scan::local): Use
518 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
519 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
520 (Target_x86_64::Scan::global): Likewise.
521 (Target_x86_64::Relocate::relocate): Likewise.
522 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
525 2010-08-03 Cary Coutant <ccoutant@google.com>
527 * merge.cc (Output_merge_string::do_add_input_section): Count strings
528 to reserve space in merged_strings vector. Keep total input size
530 (Output_merge_string::do_print_merge_stats): Print total input size.
531 * merge.h (Output_merge_string): Add input_size_ field.
532 * stringpool.cc (Stringpool_template::string_length): Move
533 implementations out of Stringpool_template class and place in
535 * stringpool.h (string_length): Move out of Stringpool_template.
537 2010-08-03 Ian Lance Taylor <iant@google.com>
540 * layout.cc (relaxation_loop_body): If address of load segment is
541 set, adjust address to include headers if possible.
543 2010-08-03 Ian Lance Taylor <iant@google.com>
545 * version.cc (version_string): Bump to 1.10.
547 2010-08-03 Ian Lance Taylor <iant@google.com>
550 * layout.h (enum Output_section_order): Define.
551 (class Layout): Update declarations.
552 * layout.cc (Layout::get_output_section): Add order parameter.
553 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
554 is_first_non_relro parameters. Change all callers.
555 (Layout::choose_output_section): Likewise.
556 (Layout::add_output_section_data): Likewise.
557 (Layout::make_output_section): Likewise. Set order.
558 (Layout::default_section_order): New function.
559 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
560 * output.cc (Output_section::Output_section): Initialize order_.
561 Don't initialize deleted fields.
562 (Output_segment::Output_segment): Don't initialize deleted
564 (Output_segment::add_output_section_to_load): New function
565 replacing add_output_section. Change all callers to call this or
566 add_output_section_to_nonload.
567 (Output_segment::add_output_section_to_nonload): New function.
568 (Output_segment::remove_output_section): Rewrite.
569 (Output_segment::add_initial_output_data): Likewise.
570 (Output_segment::has_any_data_sections): Likewise.
571 (Output_segment::is_first_section_relro): Likewise.
572 (Output_segment::maximum_alignment): Likewise.
573 (Output_segment::has_dynamic_reloc): New function replacing
574 dynamic_reloc_count. Change all callers.
575 (Output_segment::has_dynamic_reloc_list): New function replacing
576 dynamic_reloc_count_list. Change all callers.
577 (Output_segment::set_section_addresses): Rewrite.
578 (Output_segment::set_offset): Rewrite.
579 (Output_segment::find_first_and_last_list): Remove.
580 (Output_segment::set_tls_offsets): Rewrite.
581 (Output_segment::first_section_load_address): Likewise.
582 (Output_segment::output_section_count): Likewise.
583 (Output_segment::section_with_lowest_load_address): Likewise.
584 (Output_segment::write_section_headers): Likewise.
585 (Output_segment::print_sections_to_map): Likewise.
586 * output.h (class Output_data): Remove dynamic_reloc_count_
587 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
588 (Output_data::add_dynamic_reloc): Rewrite.
589 (Output_data::has_dynamic_reloc): New function.
590 (Output_data::dynamic_reloc_count): Remove.
591 (class Output_section): Add order_ field. Remvoe is_relro_local_,
592 is_last_relro_, is_first_non_relro_, is_interp_,
593 is_dynamic_linker_section_ fields. Add order and set_order
594 functions. Remove is_relro_local, set_is_relro_local,
595 is_last_relro, set_is_last_relro, is_first_non_relro,
596 set_is_first_non_relro functions, is_interp, set_is_interp,
597 is_dynamic_linker_section, and set_is_dynamic_linker_section
599 (class Output_segment): Change Output_data_list from std::list to
600 std:;vector. Add output_lists_ field. Remove output_data_ and
601 output_bss_ fields. Update declarations.
603 2010-08-02 Ian Lance Taylor <iant@google.com>
605 * arm.cc (Target_arm::gc_process_relocs): Use typename.
606 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
607 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
609 2010-08-02 Ian Lance Taylor <iant@google.com>
612 * script.cc (Script_options::Script_options): Initialize
613 symbol_definitions_ and symbol_references_.
614 (Script_options::add_symbol_assignment): Update
615 symbol_definitions_ and symbol_references_.
616 (Script_options::add_symbol_reference): New function.
617 (script_symbol): New function.
618 * script.h (class Script_options): Add symbol_definitions_ and
619 symbol_references_ fields.
620 (Script_options::referenced_const_iterator): New type.
621 (Script_options::referenced_begin): New function.
622 (Script_options::referenced_end): New function.
623 (Script_options::is_referenced): New function.
624 (Script_options::any_unreferenced): New function.
625 * script-c.h (script_symbol): Declare.
626 * yyscript.y (exp): Call script_symbol.
627 * symtab.cc: Include "script.h".
628 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
629 Change all callers. Check symbols referenced by scripts.
630 (Symbol_table::add_undefined_symbols_from_command_line): Add
631 layout parameter. Change all callers.
632 (Symbol_table::do_add_undefined_symbols_from_command_line):
633 Likewise. Break out loop body. Check symbols referenced by
635 (Symbol_table::add_undefined_symbol_from_command_line): New
636 function broken out of
637 do_add_undefined_symbols_from_command_line.
638 * symtab.h (class Symbol_table): Update declarations.
639 * archive.cc: Include "layout.h".
640 (Archive::should_include_member): Add layout parameter. Change
641 all callers. Check for symbol mentioned in expression.
642 * archive.h (class Archive): Update declaration.
643 * object.cc (Sized_relobj::do_should_include_member): Add layout
645 * object.h (Object::should_include_member): Add layout parameter.
647 (Object::do_should_include_member): Add layout parameter.
648 (class Sized_relobj): Update declaration.
649 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
651 * dynobj.h (class Sized_dynobj): Update declaration.
652 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
654 * plugin.h (class Sized_pluginobj): Update declaration.
656 2010-08-02 Ian Lance Taylor <iant@google.com>
659 * output.cc (Output_segment::set_offset): Search for the first and
660 last sections rather than assuming that the list is in order.
661 (Output_segment::find_first_and_last_list): New function.
662 * output.h (class Output_segment): Update declarations.
663 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
664 (relro_strip_test_SOURCES): New variable.
665 (relro_strip_test_DEPENDENCIES): New variable.
666 (relro_strip_test_LDFLAGS): New variable.
667 (relro_strip_test_LDADD): New variable.
668 (relro_strip_test.so): New target.
670 2010-08-02 Ian Lance Taylor <iant@google.com>
672 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
673 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
674 (Target_i386::got_tlsdesc_section): New function.
675 (Target_i386::got_section): Create space for GOT entries for
677 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
679 (Target_i386::Scan::global): Likewise.
680 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
682 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
683 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
684 (Target_x86_64::got_tlsdesc_section): New function.
685 (Target_x86_64::got_section): Create space for GOT entries for
687 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
689 (Target_x86_64::Scan::global): Likewise.
690 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
693 2010-08-02 Ian Lance Taylor <iant@google.com>
695 * testsuite/final_layout.sh: Use dc to convert from hex to
698 2010-07-29 Sriraman Tallam <tmsriram@google.com>
700 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
701 paramter to the call to gold::gc_process_relocs.
702 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
703 paramter to the call to gold::gc_process_relocs.
704 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
705 parameter to the call to gold::gc_process_relocs.
706 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
707 template parameter to the call to gold::gc_process_relocs.
708 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
709 paramter to the call to gold::gc_process_relocs.
710 * gc.h (get_embedded_addend_size): New function.
711 (gc_process_relocs): Save the size of the reloc for use by ICF.
712 * icf.cc (get_section_contents): Get the addend from the text section
713 for SHT_REL relocation sections.
714 * icf.h (Icf::Reloc_addend_size_info): New typedef.
715 (Icf::Reloc_info): Add new member reloc_addend_size_info.
716 * int_encoding.h (read_from_pointer): New overloaded function.
717 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
718 * testsuite/icf_sht_rel_addend_test.sh: New file.
719 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
720 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
722 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
724 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
725 * Makefile.in: Regenerate.
726 * testsuite/Makefile.in: Regenerate.
728 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
730 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
731 * gold/testsuite/debug_msg.cc: Likewise.
732 * gold/testsuite/odr_violation1.cc
733 * gold/testsuite/odr_violation2.cc
735 2010-07-21 Cary Coutant <ccoutant@google.com>
737 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
738 string, and length fields.
739 (Output_merge_string::Merged_strings_list): New type.
740 (Output_merge_string::Merged_strings_lists): New typedef.
741 (Output_merge_string): Replace merged_strings_ with
742 merged_strings_lists_.
743 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
744 Merged_strings_list per input object and section. Don't store pointer
745 to the string. Don't store length with each merged string entry.
746 (Output_merge_string::finalize_merged_data): Loop over list of merged
747 strings lists. Recompute length of each merged string.
749 2010-07-15 Cary Coutant <ccoutant@google.com>
751 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
754 2010-07-14 Ian Lance Taylor <iant@google.com>
756 * descriptors.cc (Descriptors::open): Report correct name in error
759 2010-07-13 Doug Kwan <dougkwan@google.com>
761 * arm.cc (Arm_input_section::Arm_input_section): For a
762 SHT_ARM_EXIDX section, always keeps the input sections.
763 (Arm_input_section::set_exidx_section_link): New method.
764 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
765 has_errors_ to false.
766 (Arm_exidx_input_section::has_errors,
767 Arm_exidx_input_section::set_has_errors): New methods.
768 (Arm_exidx_input_section::has_errors_): New data member.
769 (Arm_relobj::get_exidx_shndx_list): New method.
770 (Arm_output_section::append_text_sections_to_list): Do not skip
771 section without SHF_EXECINSTR.
772 (Arm_output_section::fix_exidx_coverage): Skip input sections with
774 (Arm_relobj::make_exidx_input_section): Add new parameter for text
775 section header. Make error messages more verbose. Check for
776 a non-executable section linked to an EXIDX section.
777 (Arm_relobj::do_read_symbols): Remove error checking, which has been
778 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
779 check that there is no deferred EXIDX section if we exit early.
780 Instead of not making an EXIDX section in case of an error, make one
781 and set the has_errors flag of it.
782 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
783 in a relocatable link.
784 (Target_arm::do_relax): Look for the EXIDX output section instead of
785 assuming that it is called .ARM.exidx.
786 (Target_arm::fix_exidx_coverage): Add a new parameter for input
787 section list. Do not check for SHF_EXECINSTR section flags but
788 skip any input section with errors.
789 * output.cc (Output_section::Output_section): Initialize
790 always_keeps_input_sections_ to false.
791 (Output_section::add_input_section): Check for
792 always_keeps_input_sections_.
793 * output.h (Output_section::always_keeps_input_sections,
794 Output_section::set_always_keeps_input_sections): New methods.
795 (Output_section::always_keeps_input_sections): New data member.
797 2010-07-13 Rafael Espindola <espindola@google.com>
799 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
800 * fileread.h (Input_file): Add try_extra_search_path and find_file.
802 2010-07-13 Philip Herron <herron.philip@googlemail.com>
803 Ian Lance Taylor <iant@google.com>
805 * output.h (Output_section_lookup_maps::add_merge_section):
806 Correct check of whether value was inserted.
807 (Output_section_lookup_maps::add_merge_input_section): Likewise.
808 (Output_section_lookup_maps::add_relaxed_input_section):
810 * arm.cc (Target_arm::got_section): Remove used local os.
811 * i386.cc (Target_i386::got_section): Likewise.
812 * x86_64.cc (Target_x86_64::got_section): Likewise.
813 * sparc.cc (Target_sparc::got_section): Likewise.
814 (Target_sparc::relocate): Remove unused local have_got_offset.
815 * powerpc.cc (Target_powerpc::relocate): Likewise.
817 2010-07-13 Ian Lance Taylor <iant@google.com>
819 * compressed_output.cc (zlib_decompress): Fix signature in
822 * archive.cc (Archive::include_member): Unlock an external member
823 of a thin archive. Don't bother to delete an object we know is
826 2010-07-12 Cary Coutant <ccoutant@google.com>
828 * compressed_output.cc (zlib_decompress): New function.
829 (get_uncompressed_size): New function.
830 (decompress_input_section): New function.
831 * compressed_output.h (get_uncompressed_size): New function.
832 (decompress_input_section): New function.
833 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
834 Handle compressed debug sections.
835 * layout.cc (is_compressed_debug_section): New function.
836 (Layout::output_section_name): Map compressed section names to
838 * layout.h (is_compressed_debug_section): New function.
839 (is_debug_info_section): Recognize compressed debug sections.
840 * merge.cc: Include compressed_output.h.
841 (Output_merge_data::do_add_input_section): Handle compressed
843 (Output_merge_string::do_add_input_section): Handle compressed
845 * object.cc: Include compressed_output.h.
846 (Sized_relobj::Sized_relobj): Initialize new data members.
847 (build_compressed_section_map): New function.
848 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
849 * object.h (Object::section_is_compressed): New method.
850 (Object::do_section_is_compressed): New method.
851 (Sized_relobj::Compressed_section_map): New type.
852 (Sized_relobj::do_section_is_compressed): New method.
853 (Sized_relobj::compressed_sections_): New data member.
854 * output.cc (Output_section::add_input_section): Handle compressed
856 * reloc.cc: Include compressed_output.h.
857 (Sized_relobj::write_sections): Handle compressed debug sections.
859 2010-07-08 Cary Coutant <ccoutant@google.com>
861 * resolve.cc (Symbol_table::resolve): Remember whether undef was
862 weak when resolving to a dynamic def.
863 (Symbol_table::should_override): Add adjust_dyndef flag; set it
864 for weak undef/dynamic def cases. Adjust callers.
865 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
867 (Symbol_table::sized_write_globals): Adjust symbol binding.
868 (Symbol_table::sized_write_symbol): Add binding parameter.
869 * symtab.h (Symbol::set_undef_binding): New method.
870 (Symbol::is_undef_binding_weak): New method.
871 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
872 (Symbol_table::should_override): Add new parameter.
873 (Symbol_table::sized_write_symbol): Add new parameter.
875 * testsuite/weak_undef_file1.cc: Add new test case.
876 * testsuite/weak_undef_file2.cc: Fix header comment.
877 * testsuite/weak_undef_test.cc: Add new test case.
879 2010-06-29 Doug Kwan <dougkwan@google.com>
881 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
882 Initialize USE_SYMBOL_.
883 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
885 (Arm_reloc_property::uses_symbol_): New data member declaration.
886 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
887 uses symbol value and symbol is undefined but not weakly undefined.
889 2010-06-28 Rafael Espindola <espindola@google.com>
891 * plugin.cc (Plugin::load): Use dlerror.
893 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
895 * symtab.cc (detect_odr_violations): When reporting an ODR
896 violation, report an object where the symbol is defined.
898 2010-06-25 Doug Kwan <dougkwan@google.com>
900 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
901 (Target_arm::section_may_have_icf_unsafe_pointers): New method
903 (Target_arm::Scan::local_reloc_may_be_function_pointer,
904 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
905 target hook to detect function points.
906 (Target_arm::Scan::possible_function_pointer_reloc): New method.
907 * icf.h (Icf::check_section_for_function_pointers): Change type of
908 parameter SECTION_NAME to const reference to std::string. Use
909 target hook to determine if section may have unsafe pointers.
910 * target.h (Target::section_may_have_icf_unsafe_pointers): New
913 2010-06-21 Rafael Espindola <espindola@google.com>
915 * fileread.cc (Input_file::find_fie): New
916 (Input_file::open): Use Input_file::find_fie.
917 * fileread.h (Input_file::find_fie): New
918 * plugin.cc (set_extra_library_path): New.
919 (Plugin::load): Add set_extra_library_path to the transfer vector.
920 (Plugin_manager::set_extra_library_path): New.
921 (Plugin_manager::add_input_file): Use the extra search path if set.
922 (set_extra_library_path(): New.
923 * plugin.h (Plugin_manager): Add set_extra_library_path and
926 2010-06-19 Cary Coutant <ccoutant@google.com>
928 * layout.cc (gdb_sections): Add .debug_types.
929 (lines_only_debug_sections): Likewise.
931 2010-06-18 Rafael Espindola <espindola@google.com>
933 * plugin.cc (add_input_file,add_input_library)
934 (Plugin_manager::add_input_file): Make filename arguments const.
935 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
938 2010-06-16 Doug Kwan <dougkwan@google.com>
940 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
941 .ARM.attributes section if we have not merged any input
944 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
946 * arm.cc: Allow combining objects with no EABI version
949 2010-06-15 Rafael Espindola <espindola@google.com>
951 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
953 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
955 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
956 (struct iovec): Correct !HAVE_READV definition.
958 2010-06-10 Cary Coutant <ccoutant@google.com>
960 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
961 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
963 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
966 * symtab.h (Symbol::is_placeholder): New member function.
967 * target-reloc.h (relocate_section): Check for placeholder symbols.
969 * testsuite/Makefile.am (plugin_test_8): New test.
970 (plugin_test_9): New test.
971 * testsuite/Makefile.in: Regenerate.
973 2010-06-09 Nick Clifton <nickc@redhat.com>
975 * yyscript.y (input_list_element): Allow strings prefixed with
976 the '-' character. Treat these as libraries.
977 * script.cc (script_add_library): New function. Adds a library
978 specified by "-l<name>" found in an input script.
979 * script-c.h: Add prototype for script_add_library.
981 2010-06-07 Doug Kwan <dougkwan@google.com>
983 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
984 Restrict stub-group size to be within long conditional branch
985 range when working around cortex-A8 erratum.
987 2010-06-07 Damien Diederen <dd@crosstwine.com>
989 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
992 2010-06-03 Sriraman Tallam <tmsriram@google.com>
996 (Output_section::Input_section_sort_entry::compare_section_ordering):
997 Change to return non-zero correctly.
998 (Output_section::Input_section_sort_section_order_index_compare
999 ::operator()): Change to fix ambiguity in comparisons.
1001 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1003 * gold.h (is_wildcard_string): New function.
1004 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1005 (Layout::layout_eh_frame): Ditto.
1006 (Layout::find_section_order_index): New method.
1007 (Layout::read_layout_from_file): New method.
1008 * layout.h (Layout::find_section_order_index): New method.
1009 (Layout::read_layout_from_file): New method.
1010 (Layout::input_section_position_): New private member.
1011 (Layout::input_section_glob_): New private member.
1012 * main.cc (main): Call read_layout_from_file here.
1013 * options.h (--section-ordering-file): New option.
1014 * output.cc (Output_section::input_section_order_specified_): New
1016 (Output_section::Output_section): Initialize new member.
1017 (Output_section::add_input_section): Add new parameter.
1018 Keep input sections when --section-ordering-file is used.
1019 (Output_section::set_final_data_size): Sort input sections when
1020 section ordering file is specified.
1021 (Output_section::Input_section_sort_entry): Add new parameter.
1023 (Output_section::Input_section_sort_entry::compare_section_ordering):
1025 (Output_section::Input_section_sort_compare::operator()): Change to
1026 consider section_order_index.
1027 (Output_section::Input_section_sort_init_fini_compare::operator()):
1028 Change to consider section_order_index.
1029 (Output_section::Input_section_sort_section_order_index_compare
1030 ::operator()): New method.
1031 (Output_section::sort_attached_input_sections): Change to sort
1032 according to section order when specified.
1033 (Output_section::add_input_section<32, true>): Add new parameter.
1034 (Output_section::add_input_section<64, true>): Add new parameter.
1035 (Output_section::add_input_section<32, false>): Add new parameter.
1036 (Output_section::add_input_section<64, false>): Add new parameter.
1037 * output.h (Output_section::add_input_section): Add new parameter.
1038 (Output_section::input_section_order_specified): New
1040 (Output_section::set_input_section_order_specified): New method.
1041 (Input_section::Input_section): Initialize section_order_index_.
1042 (Input_section::section_order_index): New method.
1043 (Input_section::set_section_order_index): New method.
1044 (Input_section::section_order_index_): New member.
1045 (Input_section::Input_section_sort_section_order_index_compare): New
1047 (Output_section::input_section_order_specified_): New member.
1048 * script-sections.cc (is_wildcard_string): Delete and move modified
1050 (Output_section_element_input::Output_section_element_input): Modify
1051 call to is_wildcard_string.
1052 (Output_section_element_input::Input_section_pattern
1053 ::Input_section_pattern): Ditto.
1054 (Output_section_element_input::Output_section_element_input): Ditto.
1055 * testsuite/Makefile.am (final_layout): New test case.
1056 * testsuite/Makefile.in: Regenerate.
1057 * testsuite/final_layout.cc: New file.
1058 * testsuite/final_layout.sh: New file.
1060 2010-06-01 Rafael Espindola <espindola@google.com>
1062 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1064 2010-06-01 Rafael Espindola <espindola@google.com>
1066 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1067 visibility of symbols.
1069 2010-05-27 Doug Kwan <dougkwan@google.com>
1071 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1072 from start of output section instead of address for a local symbol
1073 in a merged or relaxed section when doing a relocatable link.
1075 2010-05-26 Rafael Espindola <espindola@google.com>
1078 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1079 adding sections the garbage collector removed.
1080 * gold/testsuite/Makefile.am: Add test.
1081 * gold/testsuite/Makefile.in: Regenerate.
1082 * gold/testsuite/plugin_test_7.sh: New.
1083 * gold/testsuite/plugin_test_7_1.c: New.
1084 * gold/testsuite/plugin_test_7_2.c: New.
1086 2010-05-26 Rafael Espindola <espindola@google.com>
1088 * script-sections.cc (Output_section_definition::set_section_addresses):
1089 Check for --section-start.
1091 2010-05-26 Doug Kwan <dougkwan@google.com>
1093 * arm.cc (Arm_scan_relocatable_relocs): New class.
1094 (Target_arm::relocate_special_relocatable): New method.
1095 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1096 (Arm_relocate_functions::thumb_branch_common): Same.
1097 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1098 instead of Default_scan_relocatable_relocs.
1099 * target-reloc.h (relocate_for_relocatable): Let target handle
1100 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1101 * target.h (Sized_target::relocate_special_relocatable): New method.
1103 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1105 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1107 2010-05-23 Doug Kwan <dougkwan@google.com>
1109 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1111 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1112 with a direct branch, not a conditional branch, to a stub.
1113 * merge.cc (Output_merge_base::record_input_section): New method
1115 (Output_merge_data::do_add_input_section): Record input section if
1116 keeps-input-sections flag is set.
1117 (Output_merge_string::do_add_input_section): Ditto.
1118 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1119 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1121 (Output_merge_base::keeps_input_sections,
1122 Output_merge_base::set_keeps_input_sections,
1123 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1125 (Output_merge_base::Input_sections): New type declaration.
1126 (Output_merge_base::input_sections_begin,
1127 Output_merge_base::input_sections_end,
1128 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1129 (Output_merge_base::bool keeps_input_sections_,
1130 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1131 Output_merge_base::input_sections_): New data members.
1132 (Output_merge_data::do_set_keeps_input_sections): New method
1134 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1135 * output.cc (Output_section::Input_section::relobj): Move method
1136 defintion from class declaration to here and handle merge sections.
1137 (Output_section::Input_section::shndx): Ditto.
1138 (Output_section::Output_section): Remove initializations of removed
1139 data members and initialize new data member LOOKUP_MAPS_.
1140 (Output_section::add_input_section): Set keeps-input-sections flag
1141 for a newly created merge output section as appropriate. Adjust code
1142 to use Output_section_lookup_maps class.
1143 (Output_section::add_relaxed_input_section): Adjst code for lookup
1144 maps code refactoring.
1145 (Output_section::add_merge_input_section): Add a new parameter
1146 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1147 class. If adding input section to a newly created merge output
1148 section fails, remove the new merge section.
1149 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1150 Adjust code for use of the Output_section_lookup_maps class.
1151 (Output_section::find_merge_section): Ditto.
1152 (Output_section::build_lookup_maps): New method defintion.
1153 (Output_section::find_relaxed_input_section): Adjust code to use
1154 Output_section_lookup_maps class.
1155 (Output_section::get_input_sections): Export merge sections. Adjust
1156 code to use Output_section_lookup_maps class.
1157 (Output_section:::add_script_input_section): Adjust code to use
1158 Output_section_lookup_maps class. Update lookup maps for merge
1160 (Output_section::discard_states): Use Output_section_lookup_maps.
1161 (Output_section::restore_states): Same.
1162 * output.h (Merge_section_properties): Move class defintion out of
1164 (Output_section_lookup_maps): New class.
1165 (Output_section::Input_section::is_merge_section): New method
1167 (Output_section::Input_section::relobj): Move defintion out of class
1168 defintion. Declare method only.
1169 (Output_section::Input_section::shndx): Ditto.
1170 (Output_section::Input_section::output_merge_base): New method defintion.
1171 (Output_section::Input_section::u2_.pomb): New union field.
1172 (Output_section::Merge_section_by_properties_map,
1173 Output_section::Output_section_data_by_input_section_map,
1174 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1176 (Output_section::add_merge_input_section): Add new parameter
1177 KEEPS_INPUT_SECTIONS.
1178 (Output_section::build_lookup_maps): New method declaration.
1179 (Output_section::merge_section_map_,
1180 Output_section::merge_section_by_properties_map_,
1181 Output_section::relaxed_input_section_map_,
1182 Output_section::is_relaxed_input_section_map_valid_): Remove data
1184 (Output_section::lookup_maps_): New data member.
1186 2010-05-21 Doug Kwan <dougkwan@google.com>
1189 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1190 avoid a compilation error.
1192 2010-05-19 Rafael Espindola <espindola@google.com>
1194 * script-sections.cc (Output_section_definition::allocate_to_segment):
1195 Update the phdrs_list even when the output section is NULL.
1196 * testsuite/Makefile.am: Add test.
1197 * testsuite/Makefile.in: Regenerate.
1198 * testsuite/script_test_9.cc: New.
1199 * testsuite/script_test_9.sh: New.
1200 * testsuite/script_test_9.t: New.
1202 2010-05-19 Doug Kwan <dougkwan@google.com>
1204 * arm.cc (Arm_input_section::original_size): New method.
1205 (Arm_input_section::do_addralign): Add a cast.
1206 (Arm_input_section::do_output_offset): Remove static cast.
1207 (Arm_input_section::original_addralign,
1208 Arm_input_section::original_size_): Change type to uint32_t.
1209 (Arm_input_section::init): Add safe casts for section alignment
1211 (Arm_input_section::set_final_data_size): Do not set address and
1212 offset of stub table.
1213 (Arm_output_section::fix_exidx_coverage): Change use of of
1214 Output_section::Simple_input_section to that of
1215 Output_section::Input_section.
1216 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1217 except for the first pass.
1218 * output.cc (Output_section::get_input_sections): Change type of
1219 input_sections to std::list<Input_section>.
1220 (Output_section::add_script_input_section): Rename from
1221 Output_section::add_simple_input_section. Change type of SIS
1222 parameter from Simple_input_section to Input_section.
1223 * output.h (Output_section::Simple_input_section): Remove class.
1224 (Output_section::Input_section): Change class visibility to public.
1225 (Output_section::Input_section::addralign): Use stored alignments
1226 for special input sections if set.
1227 (Output_section::Input_section::set_addralign): New method.
1228 (Output_section::get_input_sections): Change parameter type from
1229 list of Simple_input_section to list of Input_section.
1230 (Output_section::add_script_input_section): Rename from
1231 Output_section::add_simple_input_section. Change first parameter's
1232 type from Simple_input_section to Input_section and remove the
1233 second and third parameters.
1234 * script-sections.cc (Input_section::Input_section_list): Change
1235 type to list of Output_section::Input_section/
1236 (Input_section_info::Input_section_info): Change parameter type of
1237 INPUT_SECTION to Output_section::Input_section.
1238 (Input_section_info::input_section): Change return type.
1239 (Input_section_info::input_section_): Change type to
1240 Output_section::Input_section.
1241 (Output_section_element_input::set_section_addresses): Adjust code
1242 to use Output_section::Input_section instead of
1243 Output_section::Simple_input_section. Adjust code for renaming
1244 of Output_section::add_simple_input_section.
1245 (Orphan_output_section::set_section_addresses): Ditto.
1247 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1249 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1250 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1252 2010-05-18 Rafael Espindola <espindola@google.com>
1254 * options.cc (General_options::finalize): Handle -nostdlib.
1255 * options.h (nostdlib): New option.
1256 * script.cc (script_add_search_dir): Handle -nostdlib.
1258 2010-05-12 Doug Kwan <dougkwan@google.com>
1260 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1261 attributes section only if there no attributes section after merging.
1262 (Target_arm::merge_object_attributes): Move value of
1263 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1264 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1265 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1266 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1267 and arm_attr_merge_7.stdout.
1268 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1269 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1270 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1271 arm_attr_merge_7b.o): New rules.
1272 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1274 * testsuite/Makefile.in: Regenerate.
1275 * testsuite/arm_attr_merge.sh: New file.
1276 * testsuite/arm_attr_merge_[67][ab].s: Same.
1278 2010-05-05 Nick Clifton <nickc@redhat.com>
1280 * po/es.po: Updated Spanish translation.
1282 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1284 * Makefile.am (install-exec-local): Properly install gold as
1285 default cross linker.
1286 * Makefile.in: Regenerated.
1288 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1289 Nick Clifton <nickc@redhat.com>
1291 * configure.ac (install_as_default): Define and set to false
1292 unless --enable-gold or --enable-gold=both/gold has been
1294 * configure: Regenerate.
1296 * Makefile.am (install-exec-local): Install the executable as
1297 'ld.gold'. If install_as_default is true then also install it as
1299 * Makefile.in: Regenerated.
1301 2010-04-24 Ian Lance Taylor <iant@google.com>
1303 * layout.cc (Layout::layout_reloc): In relocatable link don't
1304 combine reloc sections for grouped sections.
1306 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1308 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1309 sections that are not ordinary to icf.
1310 * icf.cc (get_section_contents): Handle relocation pointing to section
1311 with no object or shndx information.
1312 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1313 * testsuite/Makefile.in: Regenerate.
1314 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1315 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1317 2010-04-22 Ian Lance Taylor <iant@google.com>
1319 * expression.cc (Expression::Expression_eval_info): Add
1320 result_alignment_pointer field.
1321 (Expression::eval_with_dot): Add result_alignment_pointer
1322 parameter. Change all callers.
1323 (Expression::eval_maybe_dot): Likewise.
1324 (class Binary_expression): Add alignment_pointer parameter to
1325 left_value and right_value. Change all callers.
1326 (BINARY_EXPRESSION): Set result alignment.
1327 (class Trinary_expression): Add alignment_pointer parameter to
1328 arg2_value and arg3_value. Change all callers.
1329 (Trinary_cond::value): Set result alignment.
1330 (Max_expression::value, Min_expression::value): Likewise.
1331 (Align_expression::value): Likewise.
1332 * script-sections.cc (class Sections_element): Add dot_alignment
1333 parameter to set_section_addresses virtual function. Update
1335 (class Output_section_element): Likewise.
1336 (Script_sections::create_segments): Add dot_alignment parameter.
1338 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1339 (Script_sections::set_phdrs_clause_addresses): Likewise.
1340 * script-sections.h: Update declarations.
1341 * script.h: Update declarations.
1342 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1344 * testsuite/script_test_3.t: Set large alignment.
1345 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1346 segment has expected alignment.
1348 2010-04-22 Nick Clifton <nickc@redhat.com>
1350 * po/gold.pot: Updated by the Translation project.
1351 * po/vi.po: Updated Vietnamese translation.
1353 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1355 * testsuite/Makefile.am (check_PROGRAMS): Add
1356 icf_virtual_function_folding_test.
1357 * testsuite/Makefile.in: Regenerated.
1359 2010-04-15 Andrew Haley <aph@redhat.com>
1361 * options.h (merge_exidx_entries): New option.
1362 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1363 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1364 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1365 (Target_arm::merge_exidx_entries): New function.
1366 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1367 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1368 to Arm_exidx_fixup constructor.
1369 Add new arg, merge_exidx_entries.
1370 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1371 Arm_output_section::fix_exidx_coverage.
1373 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1375 * icf.cc (get_section_contents): Check for preemptible functions.
1376 Ignore addend when appropriate.
1377 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1379 (add_from_relobj): Check for section folded.
1380 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1381 * symtab.h (should_add_dynsym_entry): Add new parameter.
1382 * target-reloc.h (scan_relocs): Check for section folded.
1383 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1384 Check reloc types for function pointers in shared objects.
1385 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1387 (icf_preemptible_functions_test): New test case.
1388 (icf_string_merge_test): New test case.
1389 * testsuite.Makefile.in: Regenerate.
1390 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1391 bar_glob. Refactor code.
1392 * testsuite/icf_preemptible_functions_test.cc: New file.
1393 * testsuite/icf_preemptible_functions_test.sh: New file.
1394 * testsuite/icf_string_merge_test.cc: New file.
1395 * testsuite/icf_string_merge_test.sh: New file.
1396 * testsuite/icf_virtual_function_folding_test.cc: New file.
1397 * testsuite/icf_virtual_function_folding_test.sh: New file.
1399 2010-04-14 Doug Kwan <dougkwan@google.com>
1401 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1402 for local symbol recounting if we remove a section due to ICF.
1403 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1404 there are no regular objects in input.
1406 2010-04-13 Doug Kwan <dougkwan@google.com>
1408 * arm.cc (Arm_input_section::set_final_data_size): Compute
1409 accurate final data size instead of using current data size.
1411 2010-04-09 Doug Kwan <dougkwan@google.com>
1413 * layout.cc (Layout::choose_output_section): Handle script section
1415 (Layout::make_output_section_for_script): Add section type parameter.
1416 Handle script section types.
1417 * layout.h (Layout::make_output_section_for_script): Add section
1419 * output.cc (Output_section::Output_section): Initialize data member
1421 (Output_section::do_reset_address_and_file_offset): Do not set address
1422 to 0 if section is a NOLOAD section.
1423 * output.h (Output_section::is_noload): New method.
1424 (Output_section::set_is_noload): Ditto.
1425 (Output_section::is_noload_): New data member.
1426 * script-c.h (Script_section_type): New enum type.
1427 (struct Parser_output_section_header): Add new file section_type.
1428 * script-sections.cc (Sections_element::output_section_name): Add
1429 parameter for returning script section type.
1430 (Output_section_definition::output_section_name): Ditto.
1431 (Output_section_definition::section_type)P; New method.
1432 (Output_section_definiton::script_section_type_name): Ditto.
1433 (Output_section_definition::script_section_type_): New data member.
1434 (Output_section_definition::Output_section_definition): Initialize
1435 data member Output_section_definition::script_section_type_.
1436 (Output_section_definition::create_sections): Pass script section type
1437 to Layout::make_output_section_for_script.
1438 (Output_section_definition::output_section_name): Return script
1439 section type to caller.
1440 (Output_section_definition::set_section_address): Do not advance
1441 dot value and load address if section type is NOLOAD. Set address
1442 of NOLOAD sections regardless of section flags.
1443 (Output_section_definition::print): Print section type if it is
1444 not SCRIPT_SECTION_TYPE_NONE.
1445 (Output_section_definition::section_type): New method.
1446 (Output_section_definition::script_section_type_name): Ditto.
1447 (Script_sections::output_section_name): Add new parameter
1448 PSECTION_TYPE for returning script section type. Pass it to
1449 section elements. Handle discard sections.
1450 (Sort_output_sections::operator()): Handle NOLOAD sections.
1451 * script-sections.h (Script_sections::Section_type): New enum type.
1452 (Script_sections::output_section_name): Add a new parameter for
1453 returning script section type.
1454 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1456 * yyscript.y (union): Add new field SECTION_TYPE.
1457 (COPY, DSECT, INFO, NOLOAD): New tokens.
1458 (opt_address_and_section_type): Change type to output_section_header.
1459 (section_type): New non-terminal
1460 (section_header): Handle section type.
1461 (opt_address_and_section_type): Return section type value.
1463 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1465 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1466 * testsuite/plugin_common_test_2.c (foo): Likewise.
1468 2010-04-08 Doug Kwan <dougkwan@google.com>
1470 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1472 * output.cc (Output_section::add_merge_input_section): Simplify
1473 code and return status of Output_merge_base::add_input_section.
1474 Update merge section map only if Output_merge_base::add_input_section
1477 2010-04-07 Doug Kwan <dougkwan@google.com>
1479 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1480 if section is marked as containing instructions but has no mapping
1482 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1483 correct section index.
1484 (Arm_relobj::find_linked_text_section): Ditto.
1486 2010-04-07 Cary Coutant <ccoutant@google.com>
1488 * archive.cc (include_member): Destroy Read_symbols_data object before
1490 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1491 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1492 (Read_symbols_data::~Read_symbols_data) New destructor.
1493 (Section_relocs::Section_relocs) New constructor.
1494 (Section_relocs::~Section_relocs) New destructor.
1495 (Read_relocs_data::Read_relocs_data) New constructor.
1496 (Read_relocs_data::~Read_relocs_data) New destructor.
1497 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1498 pointers to NULL after deleting.
1500 2010-04-07 Doug Kwan <dougkwan@google.com>
1502 * arm.cc: Replace "endianity" with "endianness" in comments.
1503 (Arm_exidx_cantunwind): Ditto.
1504 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1505 (Arm_relobj::merge_flags_and_attributes): New method.
1506 (Arm_relobj::merge_flags_and_attributes_): New data member.
1507 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1508 (Arm_relobj::scan_sections_for_stubs): Ditto.
1509 (Arm_relobj::do_read_symbols): Check to see if we really want to
1510 merge processor-specific flags and attributes. Exit early if
1511 an object is empty except for section names and the undefined symbol.
1512 (Target_arm::do_finalize_sections): Move check for ELF format to
1513 Arm_relobj::do_read_symbols. Merge processor specific flags and
1514 attributes from a regular object only when we have determined that
1515 it is aapropriate. Do not create an .ARM.attributes section in
1516 output if there is no regular input object.
1517 (Target_arm::merge_processor_specific_flags): Check
1518 --warn-mismatch before printing any error.
1519 (Target_arm::merge_object_attributes): Ditto.
1520 * gold.cc (queue_middle_tasks): Handle the case in which there is
1521 no regular object in input.
1522 * options.cc (General_options::parse_EB): New method.
1523 (General_options::parse_EL): Same.
1524 (General_options::General_options): Initialize endianness_.
1525 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1527 (General_options::Endianness): New enum.
1528 (General_options::endianness): New method.
1529 (General_options::endianness_): New data member.
1530 * parameters.cc (Parameters::set_options): Check target endianness.
1531 (Parameters::set_target_once): Ditto.
1532 (Parameters::check_target_endianness): New method.
1533 (parameters_force_valid_target): If either -EL or -EB is specified,
1534 use it to define endianness of default target.
1535 * parameters.h (Parameters::check_target_endianness): New method
1537 * target.h (class Target): Change "endianity" to "endianness"
1540 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1542 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1543 * configure: Regenerate.
1544 * Makefile.in: Regenerate.
1545 * testsuite/Makefile.in: Regenerate.
1547 2010-04-06 Cary Coutant <ccoutant@google.com>
1550 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1551 prevailing definitions of common symbols.
1552 * testsuite/plugin_test_6.sh: New test case.
1553 * testsuite/plugin_common_test_1.c: New test case.
1554 * testsuite/plugin_common_test_2.c: New test case.
1555 * testsuite/Makefile.am (plugin_test_6): New test case.
1556 * testsuite/Makefile.in: Regenerate.
1558 2010-04-06 Nick Clifton <nickc@redhat.com>
1560 * po/vi.po: New Vietnamese translation.
1562 2010-03-30 Doug Kwan <dougkwan@google.com>
1564 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1566 2010-03-25 Doug Kwan <dougkwan@google.com>
1568 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1569 to avoid a conversion warning on a 32-bit host.
1571 2010-03-24 Ian Lance Taylor <iant@google.com>
1573 * testsuite/script_test_3.t: Add a TLS segment.
1574 * testsuite/Makefile.am (check_PROGRAMS): Add
1575 tls_phdrs_script_test.
1576 (tls_phdrs_script_test_SOURCES): Define.
1577 (tls_phdrs_script_test_DEPENDENCIES): Define.
1578 (tls_phdrs_script_test_LDFLAGS): Define.
1579 (tls_phdrs_script_test_LDADD): Define.
1580 * testsuite/Makefile.in: Rebuild.
1582 2010-03-23 Cary Coutant <ccoutant@google.com>
1584 * fileread.cc (find_or_make_view): Fix comment.
1586 2010-03-23 Ian Lance Taylor <iant@google.com>
1588 * script-sections.cc (class Orphan_section_placement): Define
1589 PLACE_TLS and PLACE_TLS_BSS.
1590 (Orphan_section_placement::Orphan_section_placement): Initialize
1592 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1593 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1594 (tls_script_test_SOURCES): Define.
1595 (tls_script_test_DEPENDENCIES): Define.
1596 (tls_script_test_LDFLAGS): Define.
1597 (tls_script_test_LDADD): Define.
1598 * testsuite/Makefile.in: Rebuild.
1600 2010-03-22 Doug Kwan <dougkwan@google.com>
1602 * arm.cc (Arm_relocate_functions::abs8,
1603 Arm_relocate_functions::abs16): Use correct check for overflow
1604 specified in the ARM ELF specs.
1605 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1606 target of a BLX instruction specially.
1607 (Reloc_stub::stub_type_for_reloc): Ditto.
1608 (Relocate::relocate): Use symbolic names instead of numeric relocation
1609 codes to report error.
1610 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1612 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1613 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1614 thumb2_blx_out_of_range.stdout
1615 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1616 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1617 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1618 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1619 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1620 thumb2_blx_in_range, thumb2_blx_in_range.o,
1621 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1622 thumb2_blx_out_of_range.o): New rules.
1623 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1624 thumb2_blx_in_range and thumb2_blx_out_of_range.
1625 * testsuite/Makefile.in: Regenerate.
1626 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1627 * testsuite/thumb_blx_in_range.s: New file.
1628 * testsuite/thumb_blx_out_of_range.s: New file.
1630 2010-03-22 Rafael Espindola <espindola@google.com>
1632 * archive.cc (Should_include): Move to archive.h.
1633 (should_include_member): Make it a member of Archive.
1635 (Add_lib_group_symbols): New.
1636 * archive.h: Include options.h.
1637 (Archive_member): Moved from Archive.
1638 (Should_include): Moved from archive.cc.
1640 (Add_lib_group_symbols): New.
1641 * dynobj.cc (do_should_include_member): New.
1642 * dynobj.h (do_should_include_member): New.
1643 * gold.cc (queue_initial_tasks): Update call to queue.
1644 * main.cc (main): Print lib group stats.
1645 * object.cc (do_should_include_member): New.
1646 * object.h: Include archive.h.
1647 (Object::should_include_member): New.
1648 (Object::do_should_include_member): New.
1649 (Sized_relobj::do_should_include_member): New.
1650 * options.cc (General_options::parse_start_lib): New.
1651 (General_options::parse_end_lib): New.
1652 (Input_arguments::add_file): Handle lib groups.
1653 (Input_arguments::start_group): Check we are not in a lib.
1654 (Input_arguments::start_lib): New.
1655 (Input_arguments::end_lib): New.
1656 * options.h (General_options): Add start_lib and end_lib.
1657 (Input_argument::lib_): New.
1658 (Input_argument::lib): New.
1659 (Input_argument::is_lib): New.
1660 (Input_file_lib): New.
1661 (Input_arguments::in_lib_): New.
1662 (Input_arguments::in_lib): New.
1663 (Input_arguments::start_lib): New.
1664 (Input_arguments::end_lib_): New.
1665 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
1666 in unused members as preempted.
1667 (Sized_pluginobj::do_should_include_member): New.
1668 * plugin.h (Sized_pluginobj::do_should_include_member): New.
1669 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
1671 (Read_symbols::do_whole_lib_group): New.
1672 (Read_symbols::do_lib_group): New.
1673 (Read_symbols::do_read_symbols): Handle lib groups.
1674 (Read_symbols::get_name): Handle lib groups.
1675 * readsyms.h (Read_symbols): Add an archive member pointer.
1676 (Read_symbols::do_whole_lib_group): New.
1677 (Read_symbols::do_lib_group): New.
1678 (Read_symbols::member_): New.
1679 * script.cc (read_input_script): Update call to queue_soon.
1681 2010-03-19 Doug Kwan <dougkwan@google.com>
1683 * arm.cc (Stub_table::Stub_table): Initialize new data members
1684 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1685 (Stub_table::add_reloc_stub): Assign stub offset and update
1686 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
1687 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
1689 (Stub_table::update_data_size_and_addralign): Use
1690 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
1691 instead of going over all reloc stubs.
1692 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
1693 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1694 Stringpool_template::offset_ to size of Stringpool_char.
1695 (Stringpool_template::new_key_offset): Remove code to initialize
1696 Stringpool_template::offset_.
1697 * stringpool.h (Stringpool_template::set_no_zero_null): Set
1698 Stringpool_template::offset_ to zero.
1700 2010-03-15 Doug Kwan <dougkwan@google.com>
1702 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
1704 (Stringpool_template::new_key_offset): New method.
1705 (Stringpool_template::add_string): Assign offsets when adding new
1707 (Stringpool_template::set_string_offsets): Do not set string offsets
1708 when not optimizing.
1709 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
1711 (Chunked_vector::clear): Clear size_.
1712 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
1713 (Chunked_vector::size): Return size_.
1714 (Chunked_vector::push_back): Use size_ to find insert position.
1715 (Chunked_vector::size_): New data member.
1716 (Stringpool_template::set_no_zero_null): Assert string set is empty.
1717 (Stringpool_template::new_key_offset): New method declaration.
1718 (Stringpool_template::offset_): New data member.
1720 2010-03-15 Rafael Espindola <espindola@google.com>
1722 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
1723 Add_symbols' constructor.
1724 * readsyms.h (Add_symbols): Remove the input_group member.
1726 2010-03-10 Ian Lance Taylor <iant@google.com>
1728 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
1729 target to ask whether a reference to a symbol requires a stack
1731 * target.h (Target::is_call_to_non_split): New function.
1732 (Target::do_is_call_to_non_split): Declare virtual function.
1733 * target.cc: Include "symtab.h".
1734 (Target::do_is_call_to_non_split): New function.
1735 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
1737 2010-03-10 Cary Coutant <ccoutant@google.com>
1739 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
1740 (File_read::open[1]): Remove initial mapping of whole_file_view_.
1741 (File_read::open[2]): Add whole_file_view_ to list of views.
1742 (File_read::make_view): Remove test of whole_file_view_.
1743 (File_read::find_or_make_view): Create whole_file_view_ if
1745 (File_read::clear_views): Replace bool parameter with enum;
1746 adjust all callers. Don't delete views with permanent data;
1747 do delete cached views and views from archives if
1748 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
1749 if clearing the corresponding view.
1750 * fileread.h (File_read::Clear_views_mode): New enum.
1751 (File_read::View::is_permanent_view): New method.
1752 (File_read::clear_views): Replace bool parameter
1753 with enum; adjust all callers.
1754 * options.h (General_options): Change keep_files_mapped option;
1755 add map_whole_files.
1756 * readsyms.cc (Add_symbols::run): Delete sd_ object before
1758 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
1761 2010-03-10 David S. Miller <davem@davemloft.net>
1763 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
1765 2010-03-09 Sriraman Tallam <tmsriram@google.com>
1767 * icf.cc (get_section_contents): Add '@' marker after processing the
1770 2010-03-08 Doug Kwan <dougkwan@google.com>
1772 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
1773 due to a conversion warning.
1774 (Arm_relobj::update_output_local_symbol_count): Check for local
1775 symbol with unset output index.
1777 2010-03-05 Ian Lance Taylor <iant@google.com>
1779 * options.h (class General_options): Add --spare-dynamic-tags.
1780 * output.cc (Output_data_dynamic::set_final_data_size): Implement
1781 --spare-dynamic-tags.
1783 2010-03-05 Ian Lance Taylor <iant@google.com>
1785 * incremental.cc: Include "libiberty.h".
1787 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1789 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
1790 function, is_info_ member.
1791 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
1792 (Versions::Versions): Update caller.
1793 (Versions::define_base_version): Likewise.
1794 (Versions::add_def): Likewise.
1796 2010-03-03 Sriraman Tallam <tmsriram@google.com>
1798 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
1799 (Scan::possible_function_pointer_reloc): New function.
1800 (Scan::local_reloc_may_be_function_pointer): Change to call
1801 possible_function_pointer_reloc.
1802 (Scan::global_reloc_may_be_function_pointer): Ditto.
1803 * icf.h (Icf::check_section_for_function_pointers): Change to reject
1804 relocations in ".data.rel.ro._ZTV" section.
1805 * testsuite/icf_safe_so_test.sh: Change to pass i386.
1806 * testsuite/icf_safe_so_test.cc: Ditto.
1807 * testsuite/icf_safe_test.cc: Ditto.
1808 * testsuite/icf_safe_test.sh: Ditto.
1810 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1811 Ian Lance Taylor <iant@google.com>
1813 * target-reloc.h (relocate_section): Check the symbol table index
1814 for -1U before setting the local symbol index.
1815 (scan_relocatable_relocs): If copying the relocation, record that
1816 the local symbol is required.
1817 * object.h (Symbol_value::is_output_symtab_index_set): New
1819 (Symbol_value::may_be_discarded_from_output_symtab): New
1821 (Symbol_value::has_output_symtab_entry): New function.
1822 (Symbol_value::needs_output_symtab_entry): Remove.
1823 (Symbol_value::output_symtab_index): Make sure the symbol index is
1825 (Symbol_value::set_output_symtab_index): Make sure the symbol
1826 index is not set. Make sure the new index is valid.
1827 (Symbol_value::set_must_have_output_symtab_entry): New function.
1828 (Symbol_value::has_output_dynsym_entry): New function.
1829 (Symbol_value::set_output_dynsym_index): Make sure the new index
1831 (Sized_relobj::set_must_have_output_symtab_entry): New function.
1832 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
1833 local symbol if permitted.
1834 (Sized_relobj::do_finalize_local_symbols): Call
1835 is_output_symtab_index_set rather than needs_output_symtab_entry.
1836 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
1837 rather than needs_output_symtab_entry. Call
1838 has_output_dynsym_entry rather than needs_output_dynsym_entry.
1839 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
1840 is_output_symtab_index_set rather than needs_output_symtab_entry.
1841 * testsuite/discard_locals_relocatable_test.c: New file.
1842 * testsuite/discard_locals_test.sh: Test -r.
1843 * testsuite/Makefile.am (check_DATA): Add
1844 discard_locals_relocatable_test1.syms,
1845 discard_local_relocatable_test2.syms.
1846 (MOSTLYCLEANFILES): Likewise. Also add
1847 discard_locals_relocatable_test1.lout and
1848 discard_locals_relocatable_test2.out.
1849 (discard_locals_relocatable_test1.syms): New target.
1850 (discard_locals_relocatable_test.o): New target.
1851 (discard_locals_relocatable_test1.out): New target.
1852 (discard_locals_relocatable_test2.syms): New target.
1853 (discard_locals_relocatable_test2.out): New target.
1854 (various): Add missing ../ld-new dependencies.
1855 * testsuite/Makefile.in: Rebuild.
1857 2010-03-03 Nick Clifton <nickc@redhat.com>
1859 * po/fi.po: New Finnish translation.
1861 2010-03-01 Doug Kwan <dougkwan@google.com>
1863 * layout.cc (Layout::Layout): Force section types of .init_array*,
1864 .preinit_array* and .fini_array* sections.
1865 * output.cc (Output_section::Input_section_sort_entry::has_priority):
1866 Fix check of return value of std::string::find.().
1867 (Output_section::Input_section_sort_compare::operator()): Remove
1868 comment about .init_array.
1869 (Output_section::Input_section_sort_init_fini_compare::operator()):
1871 (Output_section::sort_attached_input_sections): Handle .init_array
1872 and .fini_array specially.
1873 * output.h (Output_section::Inut_section_sort_compare): Update
1875 (Output_section::Input_section_sort_init_fini_compare): New struct.
1877 2010-02-26 Doug Kwan <dougkwan@google.com>
1879 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
1880 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
1881 * testsuite/debug_msg.sh: Avoid matching source line number for
1882 use of global variable undef_int.
1884 2010-02-26 Doug Kwan <dougkwan@google.com>
1886 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
1887 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
1888 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
1889 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
1890 * options.cc (General_options::General_options): Initialize member
1892 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
1893 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
1894 and rm_no_fix_v4bx.stdout
1895 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
1896 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
1897 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
1898 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
1899 and arm_no_fix_v4bx.
1900 * Makefile.in: Regenerate.
1901 * testsuite/arm_fix_v4bx.s: New file.
1902 * testsuite/arm_fix_v4bx.sh: Ditto.
1904 2010-02-24 Doug Kwan <dougkwan@google.com>
1906 * arm.cc (Target_arm::got_section): Make the .got section the first
1907 non RELRO section in the data segment.
1908 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
1909 suffixes of section names.
1911 2010-02-24 Doug Kwan <dougkwan@google.com>
1913 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
1914 flags and attributes merging if an input file is a binary file.
1915 * fileread.cc (Input_file::open): Record format of original file.
1916 * fileread.h (Input_file::Format): New enum type.
1917 (Input_file::Input_file): Initialize data member format_.
1918 (Input_file::format): New method definition.
1919 (Input_file::format_):: New data member.
1921 2010-02-24 Doug Kwan <dougkwan@google.com>
1923 * arm.cc (Arm_output_data_got): New class.
1924 (ARM_TCB_SIZE): New constant
1925 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
1926 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
1927 If user uses a script with a SECTIONS clause, issue only a warning
1928 for a misplaced EXIDX input section. Otherwise, issue an error.
1929 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
1931 (Target_arm::got_mode_index_entry): Handle static linking.
1932 (Target_arm::Scan::local): Ditto.
1933 (Target_arm::Scan::global): Ditto.
1934 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
1935 all incorrectly implemented relocations.
1936 (Target_arm::fix_exidx_coverage): Pass layout to
1937 Arm_output_section::fix_exidx_coverage.
1938 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1939 from ".ARM.exidx." and ".ARM.extab.".
1941 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1943 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1944 section if it does not already exist.
1945 * attributes.cc (Attributes_section_data::Attributes_section_data):
1946 Don't crash if size is zero.
1948 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1949 Ian Lance Taylor <iant@google.com>
1951 * gold.cc (queue_middle_tasks): If no input files were opened,
1953 * workqueue.h (Task_function::Task_function): Assert that there is
1956 2010-02-22 Doug Kwan <dougkwan@google.com>
1958 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1959 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1960 types to avoid warnings due to different uint64_t implementations
1963 2010-02-21 Doug Kwan <dougkwan@google.com>
1965 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1966 handling of the maximum backward branch offset.
1967 (Arm_relocate_functions::thumb_branch_common): Ditto.
1968 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1969 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
1970 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
1971 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1972 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1973 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1974 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1975 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1976 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1977 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1978 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1979 thumb2_bl_out_of_range.o): New rules.
1980 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1981 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1982 thumb2_bl_out_of_range
1983 * testsuite/Makefile.in: Regenerate.
1984 * testsuite/arm_bl_in_range.s: New file.
1985 * testsuite/arm_bl_out_of_range.s: Ditto.
1986 * testsuite/arm_branch_in_range.sh: Ditto.
1987 * testsuite/arm_branch_range.t: Ditto.
1988 * testsuite/thumb2_branch_range.t: Ditto.
1989 * testsuite/thumb_bl_in_range.s: Ditto.
1990 * testsuite/thumb_bl_out_of_range.s: Ditto.
1991 * testsuite/thumb_branch_range.t: Ditto.
1993 2010-02-20 Sriraman Tallam <tmsriram@google.com>
1995 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1996 Add reloc offset information.
1997 * icf.cc (get_section_contents): Change iterators to point to the new
1998 vectors. Add reloc offset information to the contents.
1999 * icf.h (Icf::Sections_reachable_info): New typedef.
2000 (Icf::Sections_reachable_list): New typedef.
2001 (Icf::Offset_info): New typedef.
2002 (Icf::Reloc_info): New struct typedef.
2003 (Icf::Reloc_info_list): New typedef.
2004 (Icf::symbol_reloc_list): Delete method.
2005 (Icf::addend_reloc_list): Delete method.
2006 (Icf::section_reloc_list): Delete method.
2007 (Icf::reloc_info_list): New method.
2008 (Icf::reloc_info_list_): New member.
2010 2010-02-19 Doug Kwan <dougkwan@google.com>
2012 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2013 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2014 * arm.cc (Arm_relocation_functions): New forward declaration.
2015 (Target_arm::Target_arm): Initialize new data members
2016 got_mod_index_offset_ and tls_base_symbol_defined_.
2017 (Target_arm::Relocate::relocate_tls): New method.
2018 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2019 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2021 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2022 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2023 (Target_arm::got_mod_index_offset_,
2024 Target_arm::tls_base_symbol_defined_): New data members.
2025 (Target_arm::Scan::local, Target::Scan::global,
2026 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2029 2010-02-18 Doug Kwan <dougkwan@google.com>
2031 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2032 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2033 text section as a parameter becuase some broken tools may not set
2034 the link in section header.
2035 (Target_arm::has_got_section): New method.
2036 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2037 without any mapping symbol as data only. Remove warning.
2038 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2039 link in its section header, try to discover the link by inspecting the
2040 REL31 relocation at the beginning of the section.
2041 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2043 (Target_arm::Scan::global): Treat any reference to the symbol
2044 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2046 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2048 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2049 (Scan::global_reloc_may_be_function_pointer): New function.
2050 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2051 (Scan::global_reloc_may_be_function_pointer): New function.
2052 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2053 (Scan::global_reloc_may_be_function_pointer): New function.
2054 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2055 (Scan::global_reloc_may_be_function_pointer): New function.
2056 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2057 (Scan::global_reloc_may_be_function_pointer): New function.
2058 (Scan::possible_function_pointer_reloc): New function.
2059 (Target_x86_64::can_check_for_function_pointers): New function.
2060 * gc.h (gc_process_relocs): Scan relocation types to determine if
2061 function pointers were taken for targets that support it.
2062 * icf.cc (Icf::find_identical_sections): Include functions for
2063 folding in safe ICF whose pointer is not taken.
2064 * icf.h (Secn_fptr_taken_set): New typedef.
2065 (fptr_section_id_): New member.
2066 (section_has_function_pointers): New function.
2067 (set_section_has_function_pointers): New function.
2068 (check_section_for_function_pointers): New function.
2069 * options.h: Fix comment for safe ICF option.
2070 * target.h (can_check_for_function_pointers): New function.
2071 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2072 Modify icf_safe_test for X86-64.
2073 * testsuite/Makefile.in: Regenerate.
2074 * testsuite/icf_safe_so_test.cc: New file.
2075 * testsuite/icf_safe_so_test.sh: New file.
2076 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2077 (main): Change to take pointer to function kept_func_3.
2078 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2079 folding is done correctly for X86-64.
2081 2010-02-12 David S. Miller <davem@davemloft.net>
2083 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2084 is_symbolless parameter.
2085 (Output_reloc<SHT_REL>::is_symbolless): New.
2086 (Output_reloc<SHT_REL>::is_symbolless_): New.
2087 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2088 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2089 (Output_reloc<SHT_RELA>::is_symbolless): New.
2090 (Output_data_reloc::add_global): Handle is_symbolless.
2091 (Output_data_reloc::add_global_relative): Likewise.
2092 (Output_data_reloc::add_local): Likewise.
2093 (Output_data_reloc::add_local_relative): Likewise.
2094 (Output_data_reloc::add_symbolless_global_addend): New.
2095 (Output_data_reloc::add_symbolless_local_addend): New.
2096 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2098 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2099 instead of ->is_relative_
2100 (Output_reloc::write): Likewise.
2101 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2102 (Output_reloc::write_rel): Simplify.
2104 * sparc.cc (Target_sparc::Scan::local): Use
2105 ->add_symbolless_local_addend as needed.
2106 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2107 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2108 based upon relocation offset.
2110 2010-02-11 Doug Kwan <dougkwan@google.com>
2112 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2113 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2114 beginning of function.
2115 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2116 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2117 parameter is_32bit in calls to should_apply_static_reloc.
2118 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2119 (check_DATA): Add arm_abs_global.stdout.
2120 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2121 arm_abs_global.stdout): New rules.
2122 (MOSTLLYCLEANFILES): Add arm_abs_global
2123 * Makefile.in: Regenerate.
2124 * testsuite/arm_abs_global.s: New file.
2125 * testsuite/arm_abs_global.sh: Ditto.
2126 * testsuite/arm_abs_lib.s: Ditto.
2128 2010-02-11 Ian Lance Taylor <iant@google.com>
2130 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2132 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2133 Allocate_commons_task first.
2134 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2135 task, rather than symtab_lock_.
2136 (Gc_process_relocs::~Gc_process_relocs): New function.
2137 (Gc_process_relocs::is_runnable): Check this_blocker_.
2138 (Gc_process_relocs::locks): Use next_blocker_ rather than
2140 (Scan_relocs::~Scan_relocs): New function.
2141 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2143 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2145 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2146 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2147 constructor accordingly.
2148 (class Gc_process_relocs): Likewise.
2149 (class Scan_relocs): Likewise.
2150 * common.h (class Allocate_commons_task): Remove symtab_lock_
2151 field, and corresponding constructor parameter.
2152 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2154 (Allocate_commons_task::locks): Likewise.
2156 2010-02-11 Ian Lance Taylor <iant@google.com>
2158 * gold-threads.h (class Once): Define.
2159 (class Initialize_lock): Rewrite as child of Once.
2160 * gold-threads.cc (class Once_initialize): Define.
2161 (once_pointer_control): New static variable.
2162 (once_pointer, once_arg): New static variables.
2163 (c_run_once): New static function.
2164 (Once::Once, Once::run_once, Once::internal_run): New functions.
2165 (class Initialize_lock_once): Remove.
2166 (initialize_lock_control): Remove.
2167 (initialize_lock_pointer): Remove.
2168 (initialize_lock_once): Remove.
2169 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2170 (Initialize_lock::initialize): Rewrite.
2171 (Initialize_lock::do_run_once): New function.
2172 * archive.cc (Archive::interpret_header): Only clear name if it is
2174 * fileread.cc: Include "gold-threads.h"
2175 (file_counts_lock): New static variable.
2176 (file_counts_initialize_lock): Likewise.
2177 (File_read::release): Only increment counts when using --stats.
2178 Use a lock around the increment.
2179 * parameters.cc (class Set_parameters_target_once): Define.
2180 (set_parameters_target_once): New static variable.
2181 (Parameters::Parameters): Move here from parameters.h.
2182 (Parameters::set_target): Rewrite.
2183 (Parameters::set_target_once): New function.
2184 (Parameters::clear_target): Move here and rewrite.
2185 * parameters.h (class Parameters): Update declarations. Add
2186 set_parameters_target_once_ field.
2187 (Parameters::Parameters): Move to parameters.cc.
2188 (Parameters::clear_target): Likewise.
2189 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2191 (Start_group::~Start_group): New function.
2192 (Start_group::is_runnable): New function.
2193 (Start_group::locks, Start_group::run): New functions.
2194 (Finish_group::run): Change saw_undefined to size_t.
2195 * readsyms.h (class Start_group): Define.
2196 (class Finish_group): Change saw_undefined_ field to size_t.
2197 (Finish_group::Finish_group): Remove saw_undefined and
2198 this_blocker parameters. Change all callers.
2199 (Finish_group::set_saw_undefined): New function.
2200 (Finish_group::set_blocker): New function.
2201 * symtab.h (class Symbol_table): Change saw_undefined to return
2202 size_t. Change saw_undefined_ field to size_t.
2203 * target-select.cc (Set_target_once::do_run_once): New function.
2204 (Target_selector::Target_selector): Initialize set_target_once_
2205 field. Don't initialize lock_ and initialize_lock_ fields.
2206 (Target_selector::instantiate_target): Rewrite.
2207 (Target_selector::set_target): New function.
2208 * target-select.h (class Set_target_once): Define.
2209 (class Target_selector): Update declarations. Make
2210 Set_target_once a friend. Remove lock_ and initialize_lock_
2211 fields. Add set_target_once_ field.
2213 2010-02-10 Ian Lance Taylor <iant@google.com>
2215 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2217 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2218 (queue_middle_tasks): Add all blockers before queueing any tasks.
2219 (queue_final_tasks): Likewise.
2220 * token.h (Task_token::add_blockers): New function.
2221 * object.h (Input_objects::number_of_relobjs): New function.
2223 2010-02-10 Ian Lance Taylor <iant@google.com>
2225 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2226 shared, not if not position independent.
2227 * x86_64.cc (Relocate::relocate_tls): Likewise.
2228 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2229 (tls_pie_pic_test): New target.
2230 * testsuite/Makefile.in: Rebuild.
2232 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2233 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2234 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2235 * testsuite/Makefile.in: Rebuild.
2237 2010-02-09 David S. Miller <davem@davemloft.net>
2239 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2240 R_SPARC_RELATIVE using ->add_local_relative().
2241 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2243 * output.h (Output_data_dynamic::add_section_size): New method
2244 that takes two Output_data objects.
2245 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2246 entry param. Handle it in initializers.
2247 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2248 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2249 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2251 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2252 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2253 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2254 for dynrel_includes_plt.
2255 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2256 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2257 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2259 (Target_sparc::do_finalize_sections): Update to pass true for
2260 dynrel_includes_plt.
2261 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2262 output before .rela.plt
2263 (Target_powerpc::do_finalize_sections): Update to pass true for
2264 dynrel_includes_plt when 32-bit.
2266 2010-02-08 Doug Kwan <dougkwan@google.com>
2268 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2270 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2271 Arm_relobj::scan_section_for_cortex_a8_stubs,
2272 Arm_relobj::do_relocation_section): Instead of calling
2273 Output_section::output_address, use faster
2274 Arm_relobj::simple_input_section_output_address.
2276 2010-02-08 David S. Miller <davem@davemloft.net>
2278 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2279 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2280 relocation helper function.
2282 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2283 just like R_SPARC_GOT{10,13,22}.
2284 (Target_sparc::Scan::local): Likewise.
2285 (Target_sparc::Relocate:relocate): Likewise.
2287 2010-02-06 Ian Lance Taylor <iant@google.com>
2289 * configure.ac: Rewrite targetobjs duplicate removal code to use
2290 only shell constructs.
2291 * configure: Rebuild.
2293 2010-02-05 Doug Kwan <dougkwan@google.com>
2296 * arm.cc (Arm_relobj::section_is_scannable): New method.
2297 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2298 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2300 2010-02-04 Doug Kwan <dougkwan@google.com>
2303 * arm-reloc-property.cc (cstdio): Include.
2304 * configure.ac (targetobjs): Remove duplicates.
2305 * configure: Regenerate.
2306 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2307 big and little endian version for a given address size.
2309 2010-02-03 Doug Kwan <dougkwan@google.com>
2311 * arm-reloc-property.cc
2312 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2314 * arm-reloc-property.h
2315 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2316 New method definition.
2317 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2319 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2321 (GOT_PREL): Change implemented to Y.
2322 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2323 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2324 (Arm_relocate_functions::movw_abs_nc): Remove method.
2325 (Arm_relocate_functions::movt_abs): Ditto.
2326 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2327 (Arm_relocate_functions::thm_movt_abs): Ditto.
2328 (Arm_relocate_functions::movw_rel_nc): Ditto.
2329 (Arm_relocate_functions::movw_rel): Ditto.
2330 (Arm_relocate_functions::movt_rel): Ditto.
2331 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2332 (Arm_relocate_functions:thm_movw_rel): Ditto.
2333 (Arm_relocate_functions:thm_movt_rel): Ditto.
2334 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2335 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2336 New method definitions.
2337 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2338 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2339 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2340 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2341 (Target_arm::Relocate::relocate): Check for non-static or
2342 unimplemented relocation code and exit early. Change calls to
2343 Target_arm::reloc_uses_thumb_bit and
2344 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2345 instead. Refactor code to handle similar relocations to increase
2346 code sharing. Remove check for unsupported relocation code in switch
2348 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2349 relocation property table to find out size. Change error message to
2350 print out the name of a relocation code instead of the numeric value.
2351 (Target_arm::scan_reloc_for_stub): Use relocation property table
2352 instead of calling Target_arm::reloc_uses_thumb_bit().
2354 2010-02-02 Doug Kwan <dougkwan@google.com>
2356 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2357 types of relaxed input section.
2359 2010-02-02 Doug Kwan <dougkwan@google.com>
2361 * Makefile.am (HFILES): Add arm-reloc-property.h.
2363 (TARGETSOURCES): Add arm-reloc-property.cc
2364 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2365 (libgold_a_SOURCES): $(DEFFILES)
2366 * Makefile.in: Regenerate.
2367 * arm-reloc-property.cc: New file.
2368 * arm-reloc-property.h: New file.
2369 * arm-reloc.def: New file.
2370 * arm.cc: Update comments.
2371 (arm-reloc-property.h): New included header.
2372 (arm_reloc_property_table): New global variable.
2373 (Target_arm::do_select_as_default_target): New method definition.
2374 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2375 arm-reloc-property to targ_extra_obj.
2376 * parameters.cc (set_parameters_target): Call
2377 Target::select_as_default_target().
2378 * target.h (Target::select_as_default_target): New method definition.
2379 (Target::do_select_as_default_target): Same.
2381 2010-02-01 Doug Kwan <dougkwan@google.com>
2383 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2384 first_output_text_section_.
2385 (Arm_exidx_fixup::first_output_text_section): New method definition.
2386 (Arm_exidx_fixup::first_output_text_section_): New data member.
2387 (Arm_exidx_fixup::process_exidx_section): Record the first text
2388 output section seen.
2389 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2390 and entsize in output section header.
2392 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2394 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2395 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2396 (Arm_relocate_functions::thm_alu11): New Method.
2397 (Arm_relocate_functions::thm_pc8): New Method.
2398 (Arm_relocate_functions::thm_pc12): New Method.
2399 (Target_arm::Scan::local): Handle the relocations.
2400 (Target_arm::Scan::global): Likewise.
2401 (Target_arm::Relocate::relocate): Likewise.
2402 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2404 2010-01-29 Doug Kwan <dougkwan@google.com>
2406 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2407 of relocation types as ld.
2409 2010-01-29 Doug Kwan <dougkwan@google.com>
2411 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2413 (Arm_relocate_functions::thumb_branch_common): Ditto.
2414 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2415 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2416 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2417 Arm_relocate_functions::jump24): Remove.
2418 (Target_arm::Relocate::relocate): Adjust code to call
2419 Arm_relocation_functions::arm_branch_common and
2420 Arm_relocation_functions::thumb_branch_common instead of their removed
2421 wrappers. Merge switch-cases together to reduce source code size.
2423 2010-01-29 Doug Kwan <dougkwan@google.com>
2425 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2426 output_local_symbol_count_needs_update_.
2427 (Arm_relobj::output_local_symbol_count_needs_update,
2428 Arm_relobj::set_output_local_symbol_count_needs_update,
2429 Arm_relobj::update_output_local_symbol_count): New methods.
2430 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2432 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2433 of pointed function as in a R_ARM_PREL31 relocation.
2434 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2435 for output local symbol count updating.
2436 (Target_arm::do_relax): Update output local symbol counts in objects
2438 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2440 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2442 * arm.cc: Added support for the ARM relocations:
2443 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2444 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2445 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2447 (Arm_relocate_functions::movw_rel): New method.
2448 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2449 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2451 (Arm_relocate_functions::thm_movw_rel): New method.
2452 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2454 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2456 (Target_arm::Scan::global): Likewise.
2457 (Target_arm::Relocate::relocate): Likewise.
2458 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2461 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2463 * arm.cc: Added support for ARM group relocations.
2464 (Target_arm::reloc_needs_sym_origin): New method.
2465 (Arm_relocate_functions::calc_grp_kn): New method.
2466 (Arm_relocate_functions::calc_grp_residual): New method.
2467 (Arm_relocate_functions::calc_grp_gn): New method.
2468 (Arm_relocate_functions::arm_grp_alu): New Method.
2469 (Arm_relocate_functions::arm_grp_ldr): New Method.
2470 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2471 (Arm_relocate_functions::arm_grp_ldc): New Method.
2472 (Target_arm::Scan::local): Handle the ARM group relocations.
2473 (Target_arm::Scan::global): Likewise.
2474 (Target_arm::Relocate::relocate): Likewise.
2475 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2478 2010-01-26 Doug Kwan <dougkwan@google.com>
2480 * arm.cc (set): Include.
2481 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2483 (Arm_output_section::Text_section_list): New type.
2484 (Arm_output_section::append_text_sections_to_list): New method.
2485 (Arm_output_section::fix_exidx_coverage): Ditto.
2486 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2487 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2488 Relobj::set_section_offset() instead of
2489 Sized_relobj::invalidate_section_offset().
2490 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2491 parameter for section headers. Ignore relocation sections for
2492 unallocated sections and EXIDX sections.
2493 (Target_arm::fix_exidx_coverage): New method.
2494 (Target_arm::output_section_address_less_than): New type.
2495 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2496 linked text section instead of the EXIDX section.
2497 (Arm_output_section::create_stub_group): Add an assertion to check
2498 that this is not an EXIDX output section.
2499 (Arm_output_section::append_text_sections_to_list): New method.
2500 (Arm_output_section::fix_exidx_coverage): Ditto.
2501 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2502 Arm_relobj::section_needs_reloc_stub_scanning.
2503 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2505 (Target_arm::fix_exidx_coverage): New method.
2506 * object.h (Relobj::set_output_section): New method.
2507 (Sized_relobj::invalidate_section_offset): Remove method.
2508 (Sized_relobj::do_invalidate_section_offset): Remove method.
2509 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2511 2010-01-25 Doug Kwan <dougkwan@google.com>
2513 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2514 Fix warning due to signed and unsigned comparison on a 32-bit host.
2516 2010-01-22 Doug Kwan <dougkwan@google.com>
2518 * arm.cc (Target_arm::do_relax): Record an output section for section
2519 offset adjustment it contains any stub table that has changed.
2520 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2521 offsets in an output section if necessary.
2522 * output.cc (Output_section::Output_section): Initialize
2523 section_offsets_need_adjustments_.
2524 (Output_section::add_input_section_for_script): Renamed to
2525 Output_section::add_simple_input_section.
2526 (Output_section::save_states): Add a comment.
2527 (Output_section::discard_states): New method defintion.
2528 (Output_section::adjust_section_offsets): Same.
2529 * output.h (Output_section::add_input_section_for_script): Renamed to
2530 Output_section::add_simple_input_section.
2531 (Output_section::discard_states): New method declaration.
2532 (Output_section::adjust_section_offsets): Same.
2533 (Output_section::section_offsets_need_adjustment,
2534 Output_section::set_section_offsets_need_adjustment): New method
2536 (Output_section::section_offsets_need_adjustment_): New data member.
2537 * script-sections.cc
2538 (Output_section_element_input::set_section_address): Adjust code for
2539 renaming of Output_section::add_input_section_for_script.
2540 (Orphan_output_section::set_section_address): Same.
2542 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2544 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2545 Fix_v4bx enum values .
2546 * gold/options.h (General_options): New option definitions.
2547 (General_options::fix_v4bx): New method.
2548 (General_options::Fix_v4bx): New enum.
2549 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2550 (General_options::parse_fix_v4bx_interworking): New method.
2552 2010-01-22 Doug Kwan <dougkwan@google.com>
2554 * arm.cc (Arm_exidx_fixup): New class.
2556 2010-01-21 Doug Kwan <dougkwan@google.com>
2558 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2560 (Arm_exidx_section_offset_map): New type.
2562 2010-01-21 Doug Kwan <dougkwan@google.com>
2564 * arm.cc (Arm_exidx_input_section): New class.
2565 (Arm_relobj::exidx_input_section_by_link,
2566 Arm_relobj::exidx_input_section_by_shndx,
2567 Arm_relobj::make_exidx_input_section): New methods.
2568 (read_arm_attributes_section): Remove.
2569 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2570 information about them.
2571 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2574 2010-01-20 Doug Kwan <dougkwan@google.com>
2576 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2577 Input_section_specifier to Section_id.
2578 (Target_arm::new_arm_input_section: Adjust code for change of key
2580 (Target_arm::find_arm_input_section): Ditto.
2581 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2582 (Section_id): Remove.
2583 (Garbage_collection::Section_id_hash): Remove.
2584 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2585 (Section_id): Remove.
2586 (Icf::Section_id_hash): Remove.
2587 * object.h (Section_id, Const_section_id, Section_id_hash,
2588 Const_section_id_hash): New type definitions.
2589 * output.cc (Output_section::add_relaxed_input_section): Change to
2590 use Const_section_id instead of Input_section_specifier as key type.
2591 (Output_section::add_merge_input_section): Ditto.
2592 (Output_section::build_relaxation_map): Change to use Section_id
2593 instead of Input_section_specifier as key type.
2594 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2596 (Output_section::convert_input_sections_to_relaxed_sections): Change
2597 to use Const_section_id instead of Input_section_specifier as key type.
2598 (Output_section::find_merge_section): Ditto.
2599 (Output_section::find_relaxed_input_section): Ditto.
2600 * output.h (Input_section_specifier): Remove class.
2601 (Output_section::Output_section_data_by_input_section_map): Change
2602 key type to Const_section_id.
2603 (Output_section::Output_relaxed_input_section_by_input_section_map):
2605 (Output_section::Relaxation_map): Change key type to Section_id.
2607 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2609 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2610 (class Arm_v4bx_stub): New class.
2611 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2612 (Stub_factory::make_arm_v4bx_stub): New method.
2613 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2614 (Stub_table::empty): Handle v4bx stubs.
2615 (Stub_table::add_arm_v4bx_stub): New method.
2616 (Stub_table::find_arm_v4bx_stub): New method.
2617 (Arm_relocate_functions::v4bx): New method.
2618 (Target_arm::fix_v4bx): New method.
2619 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2620 (Stub_table::relocate_stubs): Likewise.
2621 (Stub_table::do_write): Likewise.
2622 (Stub_table::update_data_size_and_addralign): Likewise.
2623 (Stub_table::finalize_stubs): Likewise.
2624 (Target_arm::Scan::local): Likewise.
2625 (Target_arm::Scan::global): Likewise.
2626 (Target_arm::do_finalize_sections): Likewise.
2627 (Target_arm::Relocate::relocate): Likewise.
2628 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2630 (Target_arm::scan_reloc_for_stub): Likewise.
2631 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2633 2010-01-19 Ian Lance Taylor <iant@google.com>
2635 * output.cc (Output_section_headers::do_sized_write): Write large
2636 segment count to sh_info field.
2637 (Output_file_header::do_sized_write): For large segment count,
2638 write PN_XNUM to e_phnum field.
2640 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2642 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2643 (Arm_relocate_functions::thm_jump8): New function.
2644 (Arm_relocate_functions::thm_jump11): New function.
2645 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2647 (Target_arm::Scan::global): Likewise.
2648 (Target_arm::Relocate::relocate): Likewise.
2649 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2652 2010-01-14 Doug Kwan <dougkwan@google.com>
2654 * arm.cc (map, utility): Include headers.
2655 (Target_arm::apply_cortex_a8_workaround): New method.
2656 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2657 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2658 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2659 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2660 the --[no-]fix-cortex-a8 command line options.
2661 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
2662 (Target_arm::relocate_stub): Use addend in instruction template.
2663 * options.h (DEFINE_bool): Set the user-set flag.
2664 (General_options): Add --[no-]-fix-cortex options.
2665 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
2666 : Update fast look-up map after conversion.
2668 2010-01-14 Sriraman Tallam <tmsriram@google.com>
2670 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
2671 in the first pass of do_layout.
2673 2010-01-13 Doug Kwan <dougkwan@google.com>
2675 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2676 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
2677 apparent compiler problem of not folding static constant integral
2678 data members of elfcpp::Elf_sizes<32>.
2680 2010-01-13 Doug Kwan <dougkwan@google.com>
2682 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
2683 Arm_relobj::section_needs_cortex_a8_stub_scanning,
2684 Arm_relobj::scan_section_for_cortex_a8_erratum,
2685 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
2686 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
2687 sections to scan for relocation stubs into a new method
2688 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
2689 relocation and Cortex-A8 stub scanning.
2690 (Target_arm::do_relax): Force stubs to be after stubbed sections
2691 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
2692 the beginning of a new relaxation pass. Update a comment.
2693 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2695 2010-01-12 Ian Lance Taylor <iant@google.com>
2697 * target-reloc.h (visibility_error): New inline function.
2698 (relocate_section): Call visibility_error.
2699 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
2700 (MOSTLYCLEANFILES): Likewise.
2701 (protected_4_pic.o, protected_3.err): New targets.
2702 * testsuite/protected_4.cc: New file.
2704 2010-01-12 Doug Kwan <dougkwan@google.com>
2706 * arm.cc (Cortex_a8_reloc): New class.
2707 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
2708 and cortex_a8_relocs_info_.
2709 (Target_arm::fix_cortex_a8): New method definition.
2710 (Target_arm::Cortex_a8_relocs_info): New type.
2711 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
2712 New data member declarations.
2713 (Target_arm::scan_reloc_for_stub): Record information about
2714 relocations for THUMB branches that might be exempted from the
2715 Cortex-A8 workaround.
2716 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
2717 at the beginning of a relaxation pass.
2719 2010-01-12 Doug Kwan <dougkwan@google.com>
2721 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
2722 (Arm_relobj::Mapping_symbol_position,
2723 Arm_reloj::Mapping_symbol_position_less,
2724 Arm_relobj::Mapping_symbols_info): New types.
2725 (Target_arm::is_mapping_symbol_name): New method definition.
2726 (Arm_relobj::do_count_local_symbols): Save information about mapping
2729 2010-01-11 Doug Kwan <dougkwan@google.com>
2731 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
2732 Arm_relocate_functions::thumb32_branch_upper,
2733 Arm_relocate_functions::thumb32_branch_lower,
2734 Arm_relocate_functions::thumb32_cond_branch_offset,
2735 Arm_relocate_functions::thumb32_cond_branch_upper,
2736 Arm_relocate_functions::thumb32_cond_branch_lower,
2737 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
2738 branch offset encoding.
2739 (Arm_relocate_functions::thumb_branch_common): Use new branch
2740 offset encoding methods to avoid code duplication.
2741 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
2742 (Stub_addend_reader::operator()): Use new branch encoding method
2743 to avoid code duplication.
2745 2010-01-11 Doug Kwan <dougkwan@google.com>
2747 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
2748 (Target_arm::do_finalize_sections): Define special EXIDX section
2749 symbols only if referenced.
2750 * gc.h (Garbage_collection::add_reference): New method.
2751 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
2754 2010-01-11 Ian Lance Taylor <iant@google.com>
2756 * script.cc (Version_script_info::build_expression_list_lookup):
2757 Change complaing about duplicate wildcard match from error to
2760 * script.cc (class Lazy_demangler): Recreate--revert part of patch
2762 (Version_script_info::Version_script_info): Initialize globs_,
2763 default_version_, default_is_global_, and exact_. Don't
2764 initialize globals_ or locals_.
2765 (Version_script_info::build_lookup_tables): Build local symbols
2767 (Version_script_info::unquote): New function.
2768 (Version_script_info::add_exact_match): New function.
2769 (Version_script_info::build_expression_list_lookup): Remove lookup
2770 parameter. Add is_global parameter. Change all callers. Handle
2771 wildcard pattern specially. Unquote pattern. Call
2773 (Version_script_info::get_name_to_match): New function.
2774 (Version_script_info::get_symbol_version): New function.
2775 (Version_script_info::get_symbol_version_helper): Remove.
2776 (Version_script_info::check_unmatched_names): Call unquote.
2777 * script.h (class Version_script_info): Change get_symbol_version
2778 to be non-inline and add is_global parameter; change all callers.
2779 Rewrite symbol_is_local. Update declarations. Define struct
2780 Version_tree_match, Exact, Globs. Don't define struct Lookup.
2781 Remove globals_ and locals_ members. Add exact_, globs_,
2782 default_version_, is_global_.
2783 (Version_script_info::Glob): Remove pattern, add expression and
2784 is_global. Update constructor. Change all callers.
2785 * dynobj.cc (Versions::finalize): Mark the version symbol as the
2787 (Versions::symbol_section_contents): If a symbol is undefined, or
2788 defined in a dynamic object, set the version index to
2790 * symtab.cc (Symbol_table::add_from_relobj): Don't call
2792 (Symbol_table::add_from_pluginobj): Likewise.
2793 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2795 2010-01-11 Doug Kwan <dougkwan@google.com>
2797 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
2798 (incremental_dump_LDADD): Add linking option for libintl.
2799 * Makefile.in: Regenerate.
2801 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
2804 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
2806 * testsuite/Makefile.in: Regenerated.
2808 2010-01-10 Doug Kwan <dougkwan@google.com>
2810 * options.h (DEFINE_var): Use parentheses around argument varname__
2811 in macro body to avoid any unintended subsequent substitutions.
2813 2010-01-10 Ian Lance Taylor <iant@google.com>
2815 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
2816 candidates before doing symbol resolution.
2818 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
2819 ODR candidates if only one is weak.
2821 2010-01-08 Ian Lance Taylor <iant@google.com>
2823 * script.cc (Version_script_info::build_expression_list_lookup):
2824 Don't warn about ambiguous version, just record the ambiguity.
2825 (Version_script_info::get_symbol_version_helper): Give error if
2826 version is ambiguous.
2828 2010-01-08 Doug Kwan <dougkwan@google.com>
2830 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
2831 prev_data_size_ and prev_addralign_. Remove initializer for
2832 deleted data member has_been_changed_.
2833 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
2834 to determine if the table is empty.
2835 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
2837 (Stub_table::add_reloc_stub): Define method in class definition
2838 instead of just declaring it there.
2839 (Stub_table::add_cortex_a8_stub): New method definition.
2840 (Stub_table::update_data_size_and_addralign): Ditto.
2841 (Stub_table::finalize_stubs): Ditto.
2842 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
2843 (Stub_table::do_addralign_): Return address alignment in the
2844 (Stub_table::do_reset_address_and_file_offset): Define method in
2845 class definition instead of declaring it there. Set current data
2846 size to be the data size of the previous pass.
2847 (Stub_table::set_final_data_size): Use current data size as the
2849 (Stub_table::relocate_stub): Change parameter type of stub from
2850 Reloc_stub pointer to Stub pointer.
2851 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
2852 (Stub_table::Cortex_a8_stub_list): New typedef.
2853 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
2854 Stub_table::prev_addralign_): New data member.
2855 (Arm_relobj::Arm_relobj): Initialize data member
2856 section_has_cortex_a8_workaround_.
2857 (Arm_relobj::section_has_cortex_a8_workaround,
2858 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
2860 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
2862 (Target_arm::relocate_stub): Change parameter type of stub from
2863 Reloc_stub pointer to Stub pointer.
2864 (Insn_template::size, Insn_template::alignment): Handle
2865 THUMB16_SPECIAL_TYPE.
2866 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
2867 Stub_table::update_data_size_and_addralign,
2868 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
2870 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
2871 (Stub_table::do_write): Ditto.
2872 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2874 2010-01-08 Ian Lance Taylor <iant@google.com>
2877 * symtab.h (class Symbol): Remove fields is_target_special_ and
2878 has_plt_offset_. Add field is_defined_in_discarded_section_.
2879 (Symbol::is_defined_in_discarded_section): New function.
2880 (Symbol::set_is_defined_in_discarded_section): New function.
2881 (Symbol::has_plt_offset): Rewrite.
2882 (Symbol::set_plt_offset): Verify that new offset is not -1U.
2883 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
2884 Don't initialize is_target_special_ or has_plt_offset_.
2885 Initialize is_defined_in_discarded_section_.
2886 (Symbol_table::add_from_relobj): If appropriate, set
2887 is_defined_in_discarded_section.
2888 * resolve.cc (Symbol::override_base_with_special): Don't test
2889 is_target_special_. Change has_plt_offset_ to has_plt_offset().
2890 * target-reloc.h (relocate_section): Do special handling for
2891 symbols defined in discarded sections for global symbols as well
2894 2010-01-08 Ian Lance Taylor <iant@google.com>
2896 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
2897 the SHT_SYMTAB case.
2899 2010-01-08 Ian Lance Taylor <iant@google.com>
2901 * object.cc (Sized_relobj::do_layout): Don't get confused if
2902 layout_eh_frame returns NULL.
2904 2010-01-08 Ian Lance Taylor <iant@google.com>
2907 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
2908 dynamic symbol table, use the normal symbol table.
2909 (Sized_dynobj::do_read_symbols): Remove assertion about type of
2912 2010-01-08 Ian Lance Taylor <iant@google.com>
2915 * layout.cc (Layout::include_section): Remove .gnu_debuglink
2918 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
2920 * version.cc (print_version): Change to "Copyright 2010".
2922 2010-01-08 Ian Lance Taylor <iant@google.com>
2926 * i386.cc (class Target_i386): Change return type of plt_section
2928 (class Output_data_plt_i386): Add tls_desc_rel_ field.
2929 (Output_data_plt_i386::Output_data_plt_i386): Initialize
2930 tls_desc_rel_ field.
2931 (Output_data_plt_i386::rel_tls_desc): New function.
2932 (Target_i386::rel_tls_desc_section): New function.
2933 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
2934 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
2935 R_386_TLS_DESC reloc in rel_tls_desc_section.
2936 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2937 Define struct Tlsdesc_info.
2938 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2939 (Target_x86_64::do_reloc_symbol_index): New function.
2940 (Target_x86_64::add_tlsdesc_info): New function.
2941 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2942 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2944 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2946 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2947 (Target_x86_64::rela_tlsdesc_section): New function.
2948 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2950 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2951 (Target_x86_64::do_reloc_addend): New function.
2952 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2953 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2954 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2955 (Output_reloc::type): New function.
2956 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2957 (Output_reloc::is_target_specific): New function.
2958 (Output_reloc::target_arg): New function.
2959 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2960 absolute relocs and target specific relocs.
2961 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2962 add_target_specific.
2963 (class Output_data_reloc) [SHT_RELA]: Likewise.
2964 * output.cc (Output_reloc::Output_reloc): Add four new versions
2965 for absolute relocs and target specific relocs.
2966 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2967 (Output_reloc::get_symbol_index): Likewise.
2968 (Output_reloc::local_section_offset): Check that local_sym_index_
2969 is not TARGET_CODE or 0.
2970 (Output_reloc::symbol_value): Likewise.
2971 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2973 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2974 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2976 * layout.cc (add_target_dynamic_tags): Use output section for
2977 DT_PLTRELSZ and DT_JMPREL.
2979 2010-01-07 Ian Lance Taylor <iant@google.com>
2982 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2984 (class Output_data_reloc_generic): Define.
2985 (class Output_data_reloc_base): Change base class to
2986 Output_data_reloc_generic. Change add() method to call
2987 bump_relative_reloc_count for a relative reloc. Remove
2989 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2991 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2992 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2994 * layout.h (class Layout): Update declaration.
2996 2010-01-07 Ian Lance Taylor <iant@google.com>
2998 * output.h (class Output_data): Add const version of
2999 output_section and do_output_section.
3000 (class Output_section_data): Add const version of
3002 (class Output_section): Likewise.
3003 * layout.cc (Layout::add_target_dynamic_tags): New function.
3004 * layout.h (class Layout): Update declarations.
3005 * arm.cc (Target_arm::do_finalize_sections): Use
3006 add_target_dynamic_tags.
3007 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3008 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3009 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3010 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3012 2010-01-07 Ian Lance Taylor <iant@google.com>
3015 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3018 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3019 Ian Lance Taylor <iant@google.com>
3022 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3023 Xindex::read_symtab_xindex.
3025 2010-01-07 Doug Kwan <dougkwan@google.com>
3027 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3028 (Insn_template::thumb16_bcond_insn): New method declaration.
3029 (Insn_template): Fix spelling.
3030 (Stub::thumb16_special): New method declaration.
3031 (Stub::do_write): Define virtual method which was previously pure
3033 (Stub::do_thumb16_special): New method declaration.
3034 (Stub::do_fixed_endian_write): New template member.
3035 (Reloc_stub::do_write): Remove.
3036 (Reloc_stub::do_fixed_endian_write): Remove.
3037 (Cortex_a8_stub): New class definition.
3038 (Stub_factory::make_cortex_a8_stub): New method definition.
3039 (Stub_factory::Stub_factory): Add missing static storage class
3040 qualifier for elf32_arm_stub_a8_veneer_blx.
3042 2010-01-07 Ian Lance Taylor <iant@google.com>
3045 * options.h (class General_options): Add --warn-unresolved-symbols
3046 and --error-unresolved-symbols.
3047 * errors.cc (Errors::undefined_symbol): Implement
3048 --warn-unresolved-symbols.
3050 * options.h (class General_options): Add -z text and -z textoff.
3051 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3053 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3055 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3056 (Garbage_collection::cident_sections): New function.
3057 (Garbage_collection::add_cident_section): New function.
3058 (Garbage_collection::cident_sections_): New member.
3059 (gc_process_relocs): Add references to sections whose names are C
3061 * gold.h (cident_section_start_prefix): New constant.
3062 (cident_section_stop_prefix): New constant.
3063 (is_cident): New function.
3064 * layout.cc (Layout::define_section_symbols): Replace string constants
3065 with the newly defined constants.
3066 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3068 * testsuite/Makefile.am: Add gc_orphan_section_test.
3069 * testsuite/Makefile.in: Regenerate.
3070 * testsuite/gc_orphan_section_test.cc: New file.
3071 * testsuite/gc_orphan_section_test.sh: New file.
3073 2010-01-06 Ian Lance Taylor <iant@google.com>
3076 * options.h (class General_options): Add --warn-shared-textrel.
3077 * layout.cc (Layout::finish_dynamic_section): Implement
3078 --warn-shared-textrel.
3081 * options.h (class General_options): Add --warn-multiple-gp.
3083 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3085 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3086 $(THREADSLIB) and $(LIBDL).
3087 * Makefile.in: Rebuild.
3089 2010-01-06 Ian Lance Taylor <iant@google.com>
3092 * options.cc (General_options::parse_section_start): New function.
3093 (General_options::section_start): New function.
3094 (General_options::General_options): Initialize all members.
3095 * options.h: Include <map>
3096 (class General_options): Add --section-start. Add section_starts_
3098 * layout.cc (Layout::attach_allocated_section_to_segment): If
3099 --section-start was used, set the address of the segment. Remove
3100 local sort_sections.
3101 (Layout::relaxation_loop_body): If the address of the load segment
3102 has been set by --section-start, don't use it.
3103 * output.h (Output_segment::update_flags_for_output_section): New
3105 * output.cc (Output_segment::add_output_section): Call
3106 update_flags_for_output_section.
3108 2010-01-05 Ian Lance Taylor <iant@google.com>
3111 * options.h (class General_options): Add --undefined-version.
3112 * script.cc (struct Version_expression): Add was_matched_by_symbol
3114 (Version_script_info::matched_symbol): New function.
3115 (Version_script_info::get_symbol_version_helper): Call
3117 (Version_script_info::check_unmatched_names): New function.
3118 * script.h (class Version_script_info): Update declarations.
3119 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3121 * options.h (class General_options): Use DEFINE_bool_alias for
3122 allow_multiple_definition.
3123 * resolve.cc (Symbol_table::should_override): Don't test
3124 allow_multiple_definition.
3127 * options.h (class General_options): Add --cref.
3128 * main.cc (main): Print cref table if --cref. Don't close mapfile
3129 until after printing cref table.
3130 * cref.cc: Include "symtab.h".
3131 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3132 (Cref_table_compare::operator()): New function.
3133 (Cref_inputs::gather_cref): New function.
3134 (filecol): New static const.
3135 (Cref_inputs::print_cref): New function.
3136 (Cref::print_cref): New function.
3137 * cref.h: Include <cstdio>.
3138 (class Cref): Update declarations.
3139 * mapfile.h (Mapfile::file): New function.
3140 * object.h (class Object): Define Symbols. Declare virtual
3141 do_get_global_symbols.
3142 (Object::get_global_symbols): New function.
3143 * object.cc (Input_objects::add_object): Pass object to cref_ if
3145 (Input_objects::archive_start): Likewise.
3146 (Input_objects::archive_stop): Likewise.
3147 (Input_objects::print_cref): New function.
3148 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3149 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3151 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3153 * plugin.h (class Sized_pluginobj): Update declarations.
3155 2010-01-05 Ian Lance Taylor <iant@google.com>
3157 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3158 to is_default_version. Rename insdef to insdefault.
3159 (Symbol_table::add_from_relobj): Rename def to is_default_version
3160 and local to is_forced_local.
3161 (Symbol_table::add_from_pluginobj): Likewise.
3162 (Symbol_table::add_from_dynobj): Likewise.
3163 (Symbol_table::define_special_symbol): Rename insdef to
3166 2010-01-04 Ian Lance Taylor <iant@google.com>
3169 * options.h (class General_options): Add
3170 --allow-multiple-definition and -z muldefs.
3171 * resolve.cc (Symbol_table::should_override): Don't warn about a
3172 multiple symbol definition if --allow-multiple-definition or -z
3176 * options.h (class General_options): Add --add-needed and
3177 --copy-dt-needed-entries. Tweak --as-needed help entry.
3178 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3179 error if --copy-dt-needed-entries aka --add-needed is used and
3180 would cause a change in behaviour.
3183 * options.h (class General_options): Add -G as a short version of
3184 --shared. Add no-op options -assert, -g, and -i.
3186 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3188 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3189 check for .text or .gnu.linkonce.t sections.
3190 * icf.cc (Icf::find_identical_sections): Ditto.
3191 Change the detection for mangled function name within the section
3193 * icf.h (is_section_foldable_candidate): New function.
3195 2009-12-30 Ian Lance Taylor <iant@google.com>
3198 * options.h (class General_options): Permit two dashes with
3199 --retain-symbols-file.
3201 2009-12-30 Ian Lance Taylor <iant@google.com>
3204 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3205 don't put the file header and segment headers in the text
3209 * common.cc (Sort_commons::operator()): Stabilize sort when both
3211 (Symbol_table::do_allocate_commons_list): When allocating common
3212 symbols, skip a symbol which is no longer common.
3213 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3214 an object before checking its type.
3215 * testsuite/common_test_2.c: New file.
3216 * testsuite/common_test_3.c: New file.
3217 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3218 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3219 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3220 (common_test_2_pic.o, common_test_2.so): New targets.
3221 (common_test_3_pic.o, common_test_3.so): New targets.
3222 * testsuite/Makefile.in: Rebuild.
3225 * script.cc (read_input_script): If we see a new SECTIONS clause,
3226 and we have added an input section, give an error.
3227 * layout.h (class Layout): Add have_added_input_section function.
3228 Add have_added_input_section_ field.
3229 * layout.cc (Layout::Layout): Initialize
3230 have_added_input_section_.
3231 (Layout::layout): Set have_added_input_section_.
3232 (Layout::layout_eh_frame): Likewise.
3234 2009-12-30 Ian Lance Taylor <iant@google.com>
3237 * options.h (class General_options): Add --sort-common option.
3238 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3239 * common.cc (Sort_common): Add sort_order parameter to
3240 constructor. Add sort_order_ field.
3241 (Sort_commons::operator): Check sort_order_.
3242 (Symbol_table::allocate_commons): Determine the sort order.
3243 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3245 (Symbol_table::do_allocate_commons_list): Likewise.
3247 2009-12-30 Ian Lance Taylor <iant@google.com>
3250 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3251 symbols from this object, don't change the visibility of an
3253 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3255 2009-12-30 Ian Lance Taylor <iant@google.com>
3258 * script.h (class Version_script_info): Define Language enum.
3259 Update declarations. Define Glob, Exact, and Lookup types. Add
3260 new fields globals_, locals_, and is_finalized_.
3261 * script.cc: Various formatting fixes.
3262 (class Parser_closure): Change language_stack_ from a vector of
3263 std::string to one of Version_script_info::Language. Adjust all
3265 (class Lazy_demangler): Remove.
3266 (struct Version_expression): Change language from std::string to
3267 Version_script_info::Language.
3268 (Version_script_info::Version_script_info): New function.
3269 (Version_script_info::~Version_script_info): Don't call clear.
3270 (Version_script_info::finalize): New function.
3271 (Version_script_info::build_lookup_tables): New function.
3272 (Version_script_info::build_expression_list_lookup): New
3274 (Version_script_info::get_symbol_version_helper): Rewrite to use
3276 (Version_script_info::print_expression_list): Adjust to use
3277 Version_script_info::Language.
3278 (script_push_lex_into_version_mode): Check that the version script
3279 has not been finalized.
3280 (version_script_push_lang): Change language string to
3281 Version_script_info::Language.
3282 * options.cc (Command_line::version_script): New function.
3283 * options.h (class General_options): Add finalize_dynamic_list
3284 function. Change version_script from declaration to definition.
3285 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3286 * testsuite/version_script.map: Remove duplicate def of foo.
3287 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3289 * testsuite/Makefile.in: Rebuild.
3291 2009-12-30 Ian Lance Taylor <iant@google.com>
3294 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3295 if the input symbol index is 0, make the output symbol index 0.
3297 2009-12-30 Ian Lance Taylor <iant@google.com>
3300 * options.h (class General_options): Add -x/--discard-all.
3301 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3302 --discard-all. If the local symbol needs a dynamic entry, check
3303 that before handling --discard-locals.
3305 2009-12-30 Ian Lance Taylor <iant@google.com>
3308 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3310 (Output_segment::add_output_section): Don't change the flags if
3314 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3315 GNU hash table if they need a dynamic value. Otherwise, don't add
3316 them if they are defined in a dynamic object or are forced local.
3318 2009-12-29 Ian Lance Taylor <iant@google.com>
3321 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3322 .gnu.hash table for a 32-bit target.
3325 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3326 regular and a dynamic object only needs a dynamic symbol table
3327 entry if it is externally visible.
3330 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3331 constructor. Add global_offset_table_ field.
3332 (Target_i386::got_section): Set global_offset_table_.
3333 (Target_i386::do_finalize_sections): Set global_offset_table_
3335 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3336 in constructor. Add global_offset_table_ field.
3337 (Target_x86_64::got_section): Set global_offset_table_.
3338 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3341 * layout.cc (Layout::Layout): Initialize increase_relro_.
3342 (Layout::get_output_section): Add is_relro, is_last_relro, and
3343 is_first_non_relro parameters. Change all callers.
3344 (Layout::choose_output_section): Likewise.
3345 (Layout::add_output_section_data): Likewise.
3346 (Layout::make_output_section): Likewise.
3347 (Layout::set_segment_offsets): Clear increase_relro when using a
3349 * layout.h (class Layout): Add increase_relro method. Add
3350 increase_relro_ field. Update declarations.
3351 * output.cc (Output_section::Output_section): Initialize
3352 is_last_relro_ and is_first_non_relro_.
3353 (Output_segment::add_output_section): Group relro sections is
3354 do_sort is true. Handle is_last_relro and is_first_non_relro.
3355 (Output_segment::maximum_alignment): Remove relro handling.
3356 (Output_segment::set_section_addresses): Add increase_relro
3357 parameter. Change all callers. Add initial alignment to align
3358 relro sections on separate page. Remove old relro handling.
3359 (Output_segment::set_section_list_addresses): Remove in_relro
3360 parameter. Change all callers.
3361 (Output_segment::set_offset): Add increase parameter. Change all
3362 callers. Remove old relro handling.
3363 * output.h (class Output_section): Add new methods: is_last_relro,
3364 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3365 Add is_last_relro_ and is_first_non_relro_ fields.
3366 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3367 Create separate .got.plt section. Call increase_relro.
3368 * x86_64.cc (Target_x86_64::got_section): Likewise.
3369 * testsuite/relro_script_test.t: Add .got.plt.
3372 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3373 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3374 (Layout::finalize): Call set_dynamic_symbol_size.
3375 (Layout::set_dynamic_symbol_size): New function.
3376 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3377 set_dynamic_symbol_size.
3380 * output.h (class Output_section): Add is_entsize_zero_ field.
3381 * output.cc (Output_section::Output_section): Initialize
3383 (Output_section::set_entsize): If two different entsizes are
3384 requested, force it to zero.
3385 (Output_section::add_input_section): Set flags for .debug_str
3386 before updating section flags. Set entsize.
3387 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3388 and SHF_STRING if all input sections have those flags.
3390 2009-12-29 Rafael Espindola <espindola@google.com>
3392 * main.cc (main): Fix the sys time reporting.
3393 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3396 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3398 * options.cc (General_options::parse_version): Allow -v to exit
3399 without an error if there is nothing to link.
3401 2009-12-29 Ian Lance Taylor <iant@google.com>
3403 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3404 using a version of gcc before 4.1.
3405 * configure: Rebuild.
3407 2009-12-28 Chris Demetriou <cgd@google.com>
3409 * attributes.cc (Output_attributes_section_data::do_write): Use
3410 std::vector::front rather than std::vector::data.
3412 2009-12-28 Ian Lance Taylor <iant@google.com>
3414 * symtab.h (class Symbol_table): Add enum Defined.
3415 * resolve.cc (Symbol_table::should_override): Add defined
3416 parameter. Change all callers. Test whether object is NULL
3417 before calling a method on it.
3418 (Symbol_table::report_resolve_problem): Add defined parameter.
3420 (Symbol_table::should_override_with_special): Likewise.
3421 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3422 parameter. Change all callers.
3423 (Symbol_table::do_define_in_output_data): Likewise.
3424 (Symbol_table::define_in_output_segment): Likewise.
3425 (Symbol_table::do_define_in_output_segment): Likewise.
3426 (Symbol_table::define_as_constant): Likewise.
3427 (Symbol_table::do_define_as_constant): Likewise.
3428 * script.h (class Symbol_assignment): Add is_defsym parameter to
3429 constructor; change all callers.
3430 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3431 parameter. Change all callers. Add is_defsym_ field.
3432 (class Parser_closure): Add parsing_defsym parameter to
3433 constructor; change all callers. Add parsing_defsym accessor
3434 function. Add parsing_defsym_ field.
3436 2009-12-28 Ian Lance Taylor <iant@google.com>
3438 * gold.cc (queue_middle_tasks): Fix formatting.
3439 * object.cc (Relobj::is_section_name_included): Likewise.
3441 2009-12-23 Ian Lance Taylor <iant@google.com>
3443 * i386.cc (Target_i386::do_calls_non_split): Recognize
3444 -fsplit-stack prologue for a function with a static chain.
3445 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3446 -fsplit-stack prologue when using %r11.
3448 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3450 * options.cc (General_options::parse_version): Make -v continue and do
3451 the link like GNU ld does.
3453 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3455 * Makefile.am (CCFILES): Add timer.cc.
3456 (HFILES): Add timer.h.
3457 * configure.ac: Check for sysconf and times.
3458 * main.cc: include timer.h.
3459 (main): Use Timer instead of get_run_time.
3462 * workqueue.cc: include timer.h.
3463 (Workqueue::find_and_run_task):
3464 Report user, sys and wall time.
3465 * Makefile.in: Regenerate.
3466 * config.in: Regenerate.
3467 * configure: Regenerate.
3469 2009-12-16 Doug Kwan <dougkwan@google.com>
3471 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3473 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3474 relaxed input sections.
3475 * output.cc (Output_section::find_relaxed_input_section): Change
3476 return type to Output_relaxed_input_section pointer. Adjust code
3477 for new type of relaxed_input_section_map_.
3478 * output.h (Output_section::find_relaxed_input_section): Change
3479 return type to Output_relaxed_input_section pointer.
3480 (Output_section::Output_relaxed_input_section_by_input_section_map):
3482 (Output_section::relaxed_input_section_map_): Change type to
3483 Output_section::Output_relaxed_input_section_by_input_section_map.
3484 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3487 2009-12-15 Ian Lance Taylor <iant@google.com>
3489 * layout.cc (Layout::create_shstrtab): Only write out after input
3490 sections if we are compressing debug sections.
3492 2009-12-15 Ian Lance Taylor <iant@google.com>
3494 * archive.cc (Archive::add_symbols): Only look up a symbol without
3495 a version if there is, in fact, a version.
3497 2009-12-14 Ian Lance Taylor <iant@google.com>
3499 Revert -Wshadow changes, all changes from:
3500 2009-12-11 Doug Kwan <dougkwan@google.com>
3501 2009-12-11 Nick Clifton <nickc@redhat.com>
3502 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3504 2009-12-11 Doug Kwan <dougkwan@google.com>
3506 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3508 * attributes.cc (Object_attribute::size): Ditto.
3509 (Attributes_section_data::size): Ditto.
3510 (Attributes_section_data::Attributes_section_data): Ditto.
3511 (Output_attributes_section_data::do_write): Ditto.
3512 * attributes.h (Object_attribute::set_type): Ditto.
3513 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3515 2009-12-11 Nick Clifton <nickc@redhat.com>
3517 * archive.cc: Fix shadowed variable warnings.
3519 * compressed_output.cc: Likewise.
3520 * compressed_output.h: Likewise.
3521 * configure: Likewise.
3522 * dwarf_reader.cc: Likewise.
3523 * dynobj.cc: Likewise.
3524 * dynobj.h: Likewise.
3525 * ehframe.cc: Likewise.
3526 * ehframe.h: Likewise.
3527 * errors.cc: Likewise.
3528 * expression.cc: Likewise.
3529 * fileread.cc: Likewise.
3530 * fileread.h: Likewise.
3531 * freebsd.h: Likewise.
3532 * i386.cc: Likewise.
3534 * incremental.h: Likewise.
3535 * layout.cc: Likewise.
3536 * layout.h: Likewise.
3537 * mapfile.cc: Likewise.
3538 * merge.cc: Likewise.
3539 * merge.h: Likewise.
3540 * object.cc: Likewise.
3541 * object.h: Likewise.
3542 * options.h: Likewise.
3543 * output.cc: Likewise.
3544 * output.h: Likewise.
3545 * parameters.cc: Likewise.
3546 * plugin.cc: Likewise.
3547 * powerpc.cc: Likewise.
3548 * reduced_debug_output.cc: Likewise.
3549 * reduced_debug_output.h: Likewise.
3550 * reloc.cc: Likewise.
3551 * reloc.h: Likewise.
3552 * resolve.cc: Likewise.
3553 * script-sections.cc: Likewise.
3554 * script.cc: Likewise.
3555 * script.h: Likewise.
3556 * sparc.cc: Likewise.
3557 * symtab.cc: Likewise.
3558 * symtab.h: Likewise.
3559 * target-select.cc: Likewise.
3560 * target-select.h: Likewise.
3561 * token.h: Likewise.
3562 * workqueue.cc: Likewise.
3563 * workqueue.h: Likewise.
3564 * x86_64.cc: Likewise.
3566 2009-12-10 Doug Kwan <dougkwan@google.com>
3568 * arm.cc (attributes.h): New include.
3569 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3570 (Arm_relobj::~Arm_relobj): Delete object pointed by
3571 attributes_section_data_.
3572 (Arm_relobj::attributes_section_data): New method definition.
3573 (Arm_relobj::attributes_section_data_): New data member declaration.
3574 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3575 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3576 attributes_section_data_.
3577 (Arm_dynobj::attributes_section_data): New method definition.
3578 (Arm_dynobj::attributes_section_data_): New data member declaration.
3579 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3580 initialization value of may_use_blx_ to false.
3581 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3582 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3583 object attributes to compute results instead of hard-coding.
3584 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3585 Target_arm::get_secondary_compatible_arch,
3586 Target_arm::set_secondary_compatible_arch
3587 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3588 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3589 New method declarations.
3590 (Target_arm::get_aeabi_object_attribute): New method definition.
3591 (Target_arm::attributes_section_data_): New data member declaration.
3592 (read_arm_attributes_section): New template definition.
3593 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3594 (Arm_dynobj::do_read_symbols): Ditto.
3595 (Target_arm::do_finalize_sections): Merge attributes sections from
3596 input. Check for BLX use after attributes section merging.
3597 Fix __exidx_start and __exidx_end visibility. Create an
3598 .ARM.attributes section if necessary.
3599 (Target_arm::get_secondary_compatible_arch,
3600 Target_arm::set_secondary_compatible_arch,
3601 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3602 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3603 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3604 New method definitions.
3606 2009-12-09 Ian Lance Taylor <iant@google.com>
3608 * plugin.cc (Plugin::load): Don't cast from void* to a function
3611 2009-12-09 Ian Lance Taylor <iant@google.com>
3613 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3616 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3618 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3619 Replace two_file_shared_1.so with two_file_shared_2.so.
3620 * testsuite/Makefile.in: Regenerated.
3622 2009-12-08 Doug Kwan <dougkwan@google.com>
3624 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3625 (HFILES): Add attributes.h and int_encoding.h.
3626 * Makefile.in: Regenerate.
3627 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3628 function definitions to int_encoding.cc
3629 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3630 prototypes to int_encoding.h
3631 * reduced_debug_output.cc (int_encoding.h): New include.
3632 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3633 function definitions to int_encoding.cc
3634 (insert_into_vector, read_from_pointer): Move template definitions to
3636 * attributes.cc: New file.
3637 * attributes.h: New file.
3638 * int_encoding.cc: New file.
3639 * int_encoding.h: New file.
3641 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3644 * incremental-dump.cc (dump_incremental_inputs): New.
3645 (main): Use dump_incremental_inputs.
3647 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3650 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3651 checking elfcpp::STT_FUNC.
3652 (Target_i386::Relocate::relocate): Likewise.
3653 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3655 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3656 symbols from shared libraries into normal FUNC symbols.
3658 * symtab.h (Symbol): Add is_func and use it.
3660 2009-12-05 Doug Kwan <dougkwan@google.com>
3662 * arm.cc (Target_arm::arm_info): Initialize new fields
3663 attributes_section and attributes_vendor.
3664 * i386.cc (Target_i386::i386_info): Same.
3665 * object.cc (Sized_relobj::do_layout): Skip attribute section.
3666 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
3667 fields attributes_section and attributes_vendor.
3668 * sparc.cc (Target_sparc::sparc_info): Same.
3669 * target.h (Target::attributes_section, Target::attributes_vendor,
3670 Target::is_attributes_section, Target::attribute_arg_type,
3671 Target::attributes_order): New method definitions.
3672 (Target::Target_info::attributes_section,
3673 Target::Target_info::attributes_vendor): New fields.
3674 (Target::do_attribute_arg_type, Target::do_attributes_order): New
3675 virtual method definitions.
3676 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
3677 attributes_section and attributes_vendor.
3678 * testsuite/testfile.cc (Target_test::test_target_info): Same.
3680 2009-12-05 Doug Kwan <dougkwan@google.com>
3682 * arm.cc: Update comments about interworking and stub generation.
3683 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
3684 considered as non-PIC.
3685 (Arm_relocate_functions::base_abs): Fix formatting.
3686 (Arm_relocate_functions::got_prel): Fix comment. Change interface
3687 of function to use GOT entry address instead of offset.
3688 (Target_arm::Scan::global): Issue an error if a symbol would need a
3689 PLT does not get one because it is untyped. Remove code to create
3690 dynamic symbols for relative branches.
3691 (Target_arm::Relocate::relocate: Use 0 instead of false since function
3692 takes unsigned integer instead of boolean.
3694 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
3696 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
3697 (two_file_test_LDADD): Likewise.
3698 (common_test_1_LDADD): Likewise.
3699 (exception_test_LDADD) Likewise.
3700 (weak_test_LDADD): Likewise.
3701 (many_sections_test_LDADD): Likewise.
3702 (initpri1_LDADD): Likewise.
3703 (script_test_1_LDADD): Likewise.
3704 (script_test_2_LDADD): Likewise.
3705 (justsyms_LDADD): Likewise.
3706 (binary_test_LDADD): Likewise.
3707 (large_LDADD): Likewise.
3708 * testsuite/Makefile.in: Regenerated.
3710 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
3712 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
3713 (Symbol_table::override_with_special): Likewise.
3714 (Symbol_table::add_from_object): Likewise.
3716 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3718 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3719 Don't set the data_offset twice.
3721 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
3723 * testsuite/Makefile.in: Regenerate.
3725 2009-12-03 Doug Kwan <dougkwan@google.com>
3727 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
3728 (Target_arm::do_finalize_sections): Add parameter for symbol table
3729 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
3730 * i386.cc (Target_i386::do_finalize_sections): Add an additional
3731 parameter for symbol table pointer.
3732 * layout.cc (Layout::finalize): Call Target::finalize_sections with
3733 an additional parameter for a pointer to symbol table.
3734 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
3735 parameter for a symbol table pointer.
3736 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
3737 * target.h (Target::finalize_sections, Target::do_finalize_sections):
3739 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
3740 parameter for a symbol table pointer.
3742 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
3744 * incremental.cc (Incremental_inputs_header)
3745 (Incremental_inputs_header_write, Incremental_inputs_entry)
3746 (Incremental_inputs_entry_write): Move ...
3747 * incremental.h (Incremental_inputs_header)
3748 (Incremental_inputs_header_write, Incremental_inputs_entry)
3749 (Incremental_inputs_entry_write): here.
3751 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3753 * incremental.cc (make_sized_incremental_binary): Set the target.
3754 Error if it is incompatible.
3755 * output.h (Output_file): Add filename method.
3757 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3759 * incremental.cc (Incremental_inputs_entry): Remove unused argument
3760 from the get_* methods.
3762 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3764 * incremental-dump.cc (main): Check that the offeset of a script is 0.
3765 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
3766 Write 0 for the data_offset of scripts.
3768 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
3770 * testsuite/Makefile.am: Add the incremental_test.sh test.
3771 * testsuite/incremental_test.sh: New.
3772 * testsuite/incremental_test_1.c: New.
3773 * testsuite/incremental_test_2.c: New.
3775 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
3777 * incremental-dump.cc (main): Fix typos.
3779 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
3782 * incremental-dump.cc (main): Use llu to print 64 bit values.
3784 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
3785 H.J. Lu <hongjiu.lu@intel.com>
3787 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
3789 (incremental_dump_LDADD): Likewise.
3790 * Makefile.in: Regenerated.
3792 2009-11-25 Doug Kwan <dougkwan@google.com>
3796 2009-11-25 Doug Kwan <dougkwan@google.com>
3798 * arm.cc (Target_arm::Target_arm): Move method definition
3799 outside of class definition. Add code to handle
3800 --target1-rel, --target1-abs and --target2= options.
3801 (Target_arm::get_reloc_reloc_type): Change method to be
3802 non-static and const.
3803 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
3804 New data member declaration.
3805 (Target_arm::Scan::local, Target_arm::Scan::global,
3806 Target_arm::Relocate::relocate,
3807 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3808 Adjust call to Target_arm::get_real_reloc_type.
3809 (Target_arm::get_real_reloc_type): Use command line options
3810 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3811 * options.h (--target1-rel, --target1-abs, --target2): New
3814 2009-11-25 Doug Kwan <dougkwan@google.com>
3816 * arm.cc (Target_arm::Target_arm): Move method definition outside of
3817 class definition. Add code to handle --target1-rel, --target1-abs
3818 and --target2= options.
3819 (Target_arm::get_reloc_reloc_type): Change method to be non-static
3821 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
3823 (Target_arm::Scan::local, Target_arm::Scan::global,
3824 Target_arm::Relocate::relocate,
3825 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
3826 call to Target_arm::get_real_reloc_type.
3827 (Target_arm::get_real_reloc_type): Use command line options to
3828 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
3829 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
3832 2009-11-25 Doug Kwan <dougkwan@google.com>
3834 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
3835 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
3836 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
3838 (Arm_relocate_functions::thm_call): Replace body with a call to
3839 Arm_relocate_functions::thumb_branch_common.
3840 (Arm_relocate_functions::thm_jump24,
3841 Arm_relocate_functions::thm_xpc22): New method definitions.
3842 (Arm_relocate_functions::thumb_branch_common): New method definition.
3843 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
3845 (Target_arm::Relocate::relocate): Adjust call to thm_call.
3846 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
3848 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3850 * Makefile.am: Build incremental-dump
3851 * Makefile.in: Regenerate.
3852 * incremental-dump.cc: New.
3853 * incremental.cc (Incremental_inputs_header_data,
3854 Incremental_inputs_entry_data): Move to incremental.h
3855 * incremental.h: (Incremental_inputs_header_data,
3856 Incremental_inputs_entry_data): Move from incremental.cc
3858 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3860 * incremental.cc (Incremental_inputs_header,
3861 Incremental_inputs_header_write, Incremental_inputs_entry,
3862 Incremental_inputs_entry_write): Add a typedef with the data type.
3864 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
3866 * incremental.cc (Incremental_inputs_header,
3867 Incremental_inputs_header_write, Incremental_inputs_entry,
3868 Incremental_inputs_entry_write): Update comment about which
3869 type has the filed descriptions.
3871 2009-11-15 Doug Kwan <dougkwan@google.com>
3873 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
3874 (Arm_relocate_functions::arm_branch_common): Change method defintion
3875 in class definition to a method declaration and update list of formal
3877 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
3878 Arm_relocation_functions::jump24): Adjust call to
3879 Arm_relocate_functions::arm_branch_common. Update list of formal
3881 (Arm_relocate_functions::xpc25): New method definition.
3882 (Arm_relocate_functions::arm_branch_common): Move method defintion
3883 out from class definition. Use stubs for mode-switching and extending
3885 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
3886 specially. Change code to enable use of stubs in ARM branches.
3888 2009-11-10 Doug Kwan <dougkwan@google.com>
3890 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
3891 in method declaration.
3892 (Target_arm::relocate_stub): New method declaration.
3893 (Target_arm::default_target): Change to return a pointer instead of
3895 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
3896 Target_arm::default_target.
3897 (Arm_Relobj::do_relocate_sections): Remove options paramater in
3899 (Target_arm::relocate_section): Adjust view.
3900 (Target_arm::relocate_stub): New method definition.
3902 2009-11-10 Doug Kwan <dougkwan@google.com>
3904 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
3906 * incremental.cc (open_incremental_binary): Initialized local
3907 variables to avoid warnings.
3908 * object.cc (make_elf_object): Ditto.
3909 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
3912 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
3915 * testsuite/plugin_test.c: Include "config.h".
3917 2009-11-09 Doug Kwan <dougkwan@google.com>
3919 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
3920 (arm_symbol_value): Remove.
3921 (Arm_relocate_functions::arm_branch_common,
3922 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
3923 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
3924 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
3925 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
3926 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
3927 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
3928 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
3929 Arm_relocate_functions::thm_mobw_abs_nc,
3930 Arm_relocate_functions::thm_mov_abs,
3931 Arm_relocate_functions::movw_prel_nc,
3932 Arm_relocate_functions::thm_movt_abs,
3933 Arm_relocate_functions::movt_prel,
3934 Arm_relocate_functions::thm_movw_prel_nc,
3935 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
3936 (Target_arm::Relocate::relocate): Only decompose address into two
3937 parts if relocation type uses the thumb-bit and pass the actual
3938 bit instead of a flag indicating that the thumb-bit is used. Adjust
3939 calls to methods in Arm_relocate_functions for this change.
3941 2009-11-08 Ian Lance Taylor <iant@google.com>
3944 * reloc.cc: Instantiate
3945 Sized_relobj::initialize_input_to_output_maps and
3946 Sized_relobj:free_input_to_output_maps.
3948 2009-11-06 Ian Lance Taylor <iant@google.com>
3951 * defstd.cc (in_segment): Set only_if_ref true for "end".
3953 2009-11-06 Doug Kwan <dougkwan@google.com>
3955 * arm.cc (class Reloc_stub): Correct a comment.
3956 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3957 (Target_arm::scan_section_for_stubs): New method declaration.
3958 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3959 Change methods from private to protected.
3960 (Target_arm::do_may_relax): New method definition.
3961 (Target_arm::do_relax, Target_arm::group_sections,
3962 Target_arm::scan_reloc_for_stub,
3963 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3964 (Target_arm::arm_input_section_map_): New data member declaration.
3965 (Target_arm::scan_reloc_for_stub,
3966 Target_arm::scan_reloc_section_for_stubs,
3967 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3968 Target_arm::do_relax): New method definitions.
3970 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3972 * configure.ac: Check for (struct stat)::st_mtim
3973 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3974 * config.in: Regenerate.
3975 * configure: Regenerate.
3977 2009-11-05 Ian Lance Taylor <iant@google.com>
3980 * output.cc (Output_segment::add_output_section): Add missing
3983 2009-11-04 Ian Lance Taylor <iant@google.com>
3986 * object.h (class Object): Add is_needed and set_is_needed
3987 methods. Add is_needed_ field. Make bool fields into bitfields.
3988 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3989 defined in a dynamic object and referenced by a regular object,
3990 set is_needed for the dynamic object.
3991 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3992 if the file is marked with as_needed and it is not needed.
3994 2009-11-04 Ian Lance Taylor <iant@google.com>
3997 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3998 tags if data is discarded by linker script.
3999 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4000 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4001 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4002 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4004 2009-11-04 Ian Lance Taylor <iant@google.com>
4006 * layout.cc (Layout::get_output_section): Add is_interp and
4007 is_dynamic_linker_section parameters. Change all callers.
4008 (Layout::choose_output_section): Likewise.
4009 (Layout::make_output_section): Likewise.
4010 (Layout::add_output_section_data): Add is_dynamic_linker_section
4011 parameter. Change all callers.
4012 * layout.h (class Layout): Update declarations.
4013 * output.h (class Output_section): Add is_interp, set_is_interp,
4014 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4015 Add is_interp_, is_dynamic_linker_section_ fields. Change
4016 generate_code_fills_at_write_ to a bitfield.
4017 * output.cc (Output_section::Output_sections): Initialize new
4019 (Output_segment::add_output_section): Add do_sort parameter.
4022 2009-11-03 Ian Lance Taylor <iant@google.com>
4025 * options.h (class General_options): Add --warn-common.
4026 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4027 merging two common symbols.
4028 (Symbol_table::should_override): Handle --warn-common when merging
4029 a common symbol with a defined symbol. Use report_resolve_problem
4030 for multiple definitions.
4031 (Symbol_table::report_resolve_problem): New function.
4032 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4034 2009-11-03 Doug Kwan <dougkwan@google.com>
4036 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4038 (Target_arm::stub_factory): New method definition.
4039 (Target_arm::new_arm_input_section,
4040 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4041 Target_arm::reloc_uses_thumb_bit): New method declarations.
4042 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4043 New type definitions.
4044 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4045 member declarations.
4046 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4047 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4048 New method definitions.
4050 2009-11-03 Ian Lance Taylor <iant@google.com>
4052 * options.h (class General_options): Add --warn_constructors.
4054 2009-11-03 Ian Lance Taylor <iant@google.com>
4057 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4058 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4060 2009-11-03 Ian Lance Taylor <iant@google.com>
4063 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4064 --msgid-bugs-address.
4065 (install-pdf): New target.
4066 (install-data_yes): Look up one directory to find mkinstalldirs.
4068 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4070 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4073 2009-10-30 Doug Kwan <dougkwan@google.com>
4075 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4077 2009-10-30 Doug Kwan <dougkwan@google.com>
4079 * arm.cc (Stub_addend_reader): New struct template definition
4080 and partial specializations.
4081 (Stub_addend_reader::operator()): New method definition for a
4082 partially specialized template.
4084 2009-10-30 Doug Kwan <dougkwan@google.com>
4086 * arm.cc (Arm_relobj::processor_specific_flags): New method
4088 (Arm_relobj::do_read_symbols): New method declaration.
4089 (Arm_relobj::processor_specific_flags_): New data member declaration.
4090 (Arm_dynobj): New class definition.
4091 (Target_arm::do_finalize_sections): Add input_objects parameter.
4092 (Target_arm::do_adjust_elf_header): New method declaration.
4093 (Target_arm::are_eabi_versions_compatible,
4094 (Target_arm::merge_processor_specific_flags): New method declaration.
4095 (Target_arm::do_make_elf_object): New overloaded method definitions
4097 (Arm_relobj::do_read_symbols): New method definition.
4098 (Arm_dynobj::do_read_symbols): Ditto.
4099 (Target_arm::do_finalize_sections): Add input_objects parameters.
4100 Merge processor-specific flags from all input objects.
4101 (Target_arm::are_eabi_versions_compatible,
4102 Target_arm::merge_processor_specific_flags,
4103 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4104 New method definitions.
4105 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4106 Input_objects pointer type parameter.
4107 * layout.cc (Layout::finalize): Pass input objects to target's.
4108 finalize_sections function.
4109 * output.cc (Output_file_header::do_sized_write): Set ELF file
4110 header's processor-specific flags.
4111 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4112 Input_objects pointer type parameter.
4113 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4114 * target.h (Input_objects): New forward class declaration.
4115 (Target::processor_specific_flags,
4116 Target::are_processor_specific_flags_sect): New method definitions.
4117 (Target::finalize_sections): Add input_objects parameter.
4118 (Target::Target): Initialize processor_specific_flags_ and
4119 are_processor_specific_flags_set_.
4120 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4122 (Target::set_processor_specific_flags): New method definition.
4123 (Target::processor_specific_flags_,
4124 Target::are_processor_specific_flags_set_): New data member
4126 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4127 Input_objects pointer type parameter.
4129 2009-10-30 Doug Kwan <dougkwan@google.com>
4131 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4133 2009-10-28 Ian Lance Taylor <iant@google.com>
4135 * object.h (class Relobj): Drop options parameter from
4136 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4137 do_scan_relocs, do_relocate. Change all callers.
4138 (class Sized_relobj): Drop options parameters from
4139 do_gc_process_relocs, do_scan_relocs, do_relocate,
4140 do_relocate_sections, relocate_sections, emit_relocs_scan,
4141 emit_relocs_scan_reltype. Change all callers.
4142 (struct Relocate_info): Remove options field and all references to
4144 * reloc.h (class Read_relocs): Remove options constructor
4145 parameter and options_ field. Change all callers.
4146 (class Gc_process_relocs, class Scan_relocs): Likewise.
4147 (class Relocate_task): Likewise.
4148 * target-reloc.h (scan_relocs): Remove options parameter. Change
4150 (scan_relocatable_relocs): Likewise.
4151 * target.h (class Sized_target): Remove options parameter from
4152 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4154 * gc.h (gc_process_relocs): Remove options parameter. Change all
4156 * arm.cc: Update functions to remove options parameters.
4157 * i386.cc: Likewise.
4158 * powerpc.cc: Likewise.
4159 * sparc.cc: Likewise.
4160 * x86_64.cc: Likewise.
4161 * testsuite/testfile.cc: Likewise.
4163 2009-10-28 Doug Kwan <dougkwan@google.com>
4165 * arm.cc (Arm_relobj): New class definition.
4166 (Arm_relobj::scan_sections_for_stubs,
4167 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4168 New method definitions.
4170 2009-10-28 Cary Coutant <ccoutant@google.com>
4172 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4173 (Plugin::cleanup_done_): New member.
4174 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4175 (Plugin_manager::cleanup_done_): Remove.
4176 (Plugin_manager::add_input_file): Edit error message.
4177 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4178 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4180 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4182 * fileread.cc: (File_read::View::~View): Use the new
4183 data_ownership_ filed.
4184 (File_read::~File_read): Dispose the new whole_file_view_.
4185 (File_read::open): Mmap the whole file if needed.
4186 (File_read::open): Use whole_file_view_ instead of contents_.
4187 (File_read::find_view): Use whole_file_view_ if applicable.
4188 (File_read::do_read): Use whole_file_view_ instead of contents_.
4189 (File_read::make_view): Use whole_file_view_ instead of contents_,
4190 update File_read::View::View call.
4191 (File_read::find_or_make_view): Update File_read::View::View
4193 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4195 (File_read::View::Data_ownership): New enum.
4196 (File_read::View::View): Replace bool mapped_ with Data_ownership
4198 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4199 (File_read::View::data_ownership_): New field.
4200 (File_read::contents_): Remove (replaced by whole_file_view_).
4201 (File_read::whole_file_view_): New field.
4202 * options.h (class General_options): Add --keep-files-mapped.
4204 2009-10-27 Cary Coutant <ccoutant@google.com>
4206 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4207 * testsuite/Makefile.am (plugin_test_5): New test case.
4208 * testsuite/Makefile.in: Regenerate.
4210 2009-10-25 Doug Kwan <dougkwan@google.com>
4212 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4213 from private to protected to allow access by child class.
4214 (Sized_relobj::do_relocate_sections): New method declaration.
4215 (Sized_relobj::relocate_sections): Virtualize.
4216 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4217 Sized_relobj::relocate_sections. Instantiate template explicitly
4218 for different target sizes and endianity.
4220 2009-10-24 Doug Kwan <dougkwan@google.com>
4222 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4223 (Arm_input_section::as_arm_input_section): New method.
4224 (Arm_output_section): New class definition.
4225 (Arm_output_section::create_stub_group,
4226 Arm_output_section::group_sections): New method definitions.
4228 2009-10-22 Doug Kwan <dougkwan@google.com>
4230 * arm.cc (Arm_input_section): New class definition.
4231 (Arm_input_section::init, Arm_input_section:do_write,
4232 Arm_input_section::set_final_data_size,
4233 Arm_input_section::do_reset_address_and_file_offset): New method
4236 2009-10-21 Doug Kwan <dougkwan@google.com>
4238 * arm.cc (Stub_table, Arm_input_section): New forward class
4240 (Stub_table): New class defintion.
4241 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4242 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4243 New method definition.
4245 2009-10-21 Doug Kwan <dougkwan@google.com>
4247 * arm.cc: Update copyright comments.
4248 (Target_arm): New forward class template declaration.
4249 (Arm_address): New type.
4250 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4251 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4252 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4254 (Insn_template): Same.
4255 (DEF_STUBS): New macro.
4256 (Stub_type): New enum type.
4257 (Stub_template): New class definition.
4260 (Stub_factory): Same.
4261 (Target_arm::Target_arm): Initialize may_use_blx_ and
4262 should_force_pic_veneer_.
4263 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4264 Target_arm::should_force_pic_veneer,
4265 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4266 Target_arm::using_thumb_only, Target_arm:;default_target): New
4268 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4269 New data member declarations.
4270 (Insn_template::size, Insn_template::alignment): New method defintions.
4271 (Stub_template::Stub_template): New method definition.
4272 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4273 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4274 (Stub_factory::Stub_factory): New method definition.
4275 * gold.h (string_hash): New template.
4276 * output.h (Input_section_specifier::hash_value): Use
4278 (Input_section_specifier::string_hash): Remove.
4279 * stringpool.cc (Stringpool_template::string_hash): Use
4282 2009-10-20 Doug Kwan <dougkwan@google.com>
4284 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4285 symbols of relaxed input sections.
4286 * output.h (Output_section::find_relaxed_input_section): Make
4289 2009-10-16 Doug Kwan <dougkwan@google.com>
4291 * dynobj.cc (Versions::Versions): Initialize version_script_.
4292 Only insert base version symbol definition for a shared object
4293 if version script defines any version versions.
4294 (Versions::define_base_version): New method definition.
4295 (Versions::add_def): Check that base version is not needed.
4296 (Versions::add_need): Define base version lazily.
4297 * dynobj.h (Versions::define_base_version): New method declaration.
4298 (Versions::needs_base_version_): New data member declaration.
4299 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4300 (check_DATA): Add no_version_test.stdout.
4301 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4303 * testsuite/Makefile.in: Regenerate.
4304 * testsuite/no_version_test.c: New file.
4305 * testsuite/no_version_test.sh: Ditto.
4307 2009-10-16 Doug Kwan <dougkwan@google.com>
4309 * expression.cc (class Segment_start_expression): New class definition.
4310 (Segment_start_expression::value): New method definition.
4311 (script_exp_function_segment_start): Return a new
4312 Segment_start_expression.
4313 * gold/script-c.h (script_saw_segment_start_expression): New function
4315 * script-sections.cc (Script_sections::Script_sections): Initialize
4316 SAW_SEGMENT_START_EXPRESSION_ to false.
4317 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4318 and -Tbbs options to specify section addresses if given in
4319 command line and no SEGMENT_START expression is seen in a script.
4320 * script-sections.h (Script_sections::saw_segment_start_expression,
4321 Script_sections::set_saw_segment_start_expression): New method
4323 (Script_sections::saw_segment_start_expression_): New data member
4325 * script.cc (script_saw_segment_start_expression): New function.
4326 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4327 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4328 script_test_7.sh and script_test_8.sh.
4329 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4330 script_test_8.stdout.
4331 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4332 (script_test_6, script_test_6.stdout, script_test_7,
4333 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4334 * Makefile.in: Regenerate.
4335 * testsuite/script_test_6.sh: New file.
4336 * testsuite/script_test_6.t: Same.
4337 * testsuite/script_test_7.sh: Same.
4338 * testsuite/script_test_7.t: Same.
4339 * testsuite/script_test_8.sh: Same.
4341 2009-10-16 Doug Kwan <dougkwan@google.com>
4343 * output.cc (Output_segment::set_section_list_address): Cast
4344 expressions to unsigned long long type to avoid format warnings.
4346 2009-10-15 Ian Lance Taylor <iant@google.com>
4348 * script.cc (Script_options::add_symbol_assignment): Always add a
4349 dot assignment to script_sections_.
4350 * script-sections.cc (Script_sections::add_dot_assignment):
4351 Initialize if necessary.
4353 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4354 program headers with no load segment if there is a linker script.
4356 * layout.cc (Layout::set_segment_offsets): Align the file offset
4357 to the segment aligment for -N or -n with no load segment.
4358 * output.cc (Output_segment::add_output_section): Don't crash if
4359 the first section is a TLS section.
4360 (Output_segment::set_section_list_addresses): Print an error
4361 message if the address moves backward in a linker script.
4362 * script-sections.cc
4363 (Output_section_element_input::set_section_addresses): Don't
4364 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4365 (Orphan_output_section::set_section_addresses): Likewise.
4367 2009-10-15 Doug Kwan <dougkwan@google.com>
4369 * layout.cc (Layout::finish_dynamic_section): Generate tags
4370 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4371 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4372 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4374 2009-10-14 Ian Lance Taylor <iant@google.com>
4376 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4378 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4379 data_shdr fields of relinfo.
4380 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4381 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4382 R_386_TLS_LDO_32, adjust based on section flags.
4383 (Target_i386::Relocate::fix_up_ldo): Remove.
4385 2009-10-13 Ian Lance Taylor <iant@google.com>
4387 Add support for -pie.
4388 * options.h (class General_options): Add -pie and
4390 (General_options::output_is_position_independent): Test -pie.
4391 (General_options::output_is_executable): Return true if not shared
4392 and not relocatable.
4393 (General_options::output_is_pie): Remove.
4394 * options.cc (General_options::finalize): Reject incompatible uses
4396 * gold.cc (queue_middle_tasks): A -pie link is not static.
4397 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4398 * symtab.cc (Symbol::final_value_is_known): Return false if
4399 output_is_position_independent.
4400 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4401 output_is_position_independent.
4402 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4403 output_is_position_independent.
4404 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4405 output_is_position_independent.
4406 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4408 (basic_pie_test.o, basic_pie_test): New targets.
4409 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4410 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4411 (two_file_pie_test): New target.
4412 * testsuite/Makefile.in: Rebuild.
4413 * README: Remove note saying that -pie is not supported.
4415 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4417 * options.h (class General_options): Add -init and -fini.
4418 * layout.cc (Layout::finish_dynamic_section): Emit
4419 given init and fini functions.
4421 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4423 * gc.h (gc_process_relocs): Check if icf is enabled using new
4425 * gold.cc (queue_initial_tasks): Likewise.
4426 (queue_middle_tasks): Likewise.
4427 * object.cc (do_layout): Likewise.
4428 * symtab.cc (is_section_folded): Likewise.
4429 * main.cc (main): Likewise.
4430 * reloc.cc (Read_relocs::run): Likewise.
4431 (Sized_relobj::do_scan_relocs): Likewise.
4432 * icf.cc (is_function_ctor_or_dtor): New function.
4433 (Icf::find_identical_sections): Check if function is ctor or dtor when
4435 * options.h (General_options::icf): Change option to be an enum.
4436 (Icf_status): New enum.
4437 (icf_enabled): New method.
4438 (icf_safe_folding): New method.
4439 (set_icf_status): New method.
4440 (icf_status_): New variable.
4441 * (options.cc) (General_options::finalize): Set icf_status_.
4442 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4443 icf_test and icf_keep_unique_test to use the --icf enum flag.
4444 * testsuite/icf_safe_test.sh: New file.
4445 * testsuite/icf_safe_test.cc: New file.
4447 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4449 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4450 includes to gc.h and icf.h.
4451 * arm.cc: Include gc.h.
4452 * gold.cc: Likewise.
4453 * i386.cc: Likewise.
4454 * powerpc.cc: Likewise.
4455 * sparc.cc: Likewise.
4456 * x86_64.cc: Likewise.
4457 * gc.h: Include icf.h.
4459 2009-10-11 Ian Lance Taylor <iant@google.com>
4461 * plugin.cc: Include "gold.h" before other header files.
4463 2009-10-10 Chris Demetriou <cgd@google.com>
4465 * options.h (Input_file_argument::Input_file_type): New enum.
4466 (Input_file_argument::is_lib_): Replace with...
4467 (Input_file_argument::type_): New member.
4468 (Input_file_argument::Input_file_argument): Take Input_file_type
4469 'type' rather than boolean 'is_lib' as second argument.
4470 (Input_file_argument::is_lib): Use type_.
4471 (Input_file_argument::is_searched_file): New function.
4472 (Input_file_argument::may_need_search): Handle is_searched_file.
4473 * options.cc (General_options::parse_library): Support -l:filename.
4474 (General_options::parse_just_symbols): Update for Input_file_argument
4476 (Command_line::process): Likewise.
4477 * archive.cc (Archive::get_file_and_offset): Likewise.
4478 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4479 * script.cc (read_script_file, script_add_file): Likewise.
4480 * fileread.cc (Input_file::Input_file): Likewise.
4481 (Input_file::will_search_for): Handle is_searched_file.
4482 (Input_file::open): Likewise.
4483 * readsyms.cc (Read_symbols::get_name): Likewise.
4484 * testsuite/Makefile.am (searched_file_test): New test.
4485 * testsuite/Makefile.in: Regenerate.
4486 * testsuite/searched_file_test.cc: New file.
4487 * testsuite/searched_file_test_lib.cc: New file.
4489 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4490 Ian Lance Taylor <iant@google.com>
4492 * descriptor.cc: Include <cstdio> and "binary-io.h".
4493 (Descriptors::open): Open the files in binary mode always.
4494 * script.cc (Lex::get_token): Treat \r as whitespace.
4496 2009-10-09 Ian Lance Taylor <iant@google.com>
4498 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4500 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4501 Ian Lance Taylor <iant@google.com>
4503 * configure.ac: Check for readv function also.
4504 * fileread.cc (readv): Define if not HAVE_READV.
4505 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4507 * config.in: Regenerate.
4508 * configure: Regenerate.
4510 2009-10-09 Doug Kwan <dougkwan@google.com>
4512 * layout.cc (Layout::make_output_section): Call target hook to make
4513 ordinary output section.
4514 (Layout::finalize): Adjust parameter list of call the
4515 Target::may_relax().
4516 * layout.h (class Layout::section_list): New method.
4517 * merge.h (Output_merge_base::entsize): Change visibility to public.
4518 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4520 (Output_merge_string::do_is_string): New method.
4521 * object.cc (Sized_relobj::do_setup): renamed from
4522 Sized_relobj::set_up.
4523 * object.h (Sized_relobj::adjust_shndx,
4524 Sized_relobj::initializ_input_to_output_maps,
4525 Sized_relobj::free_input_to_output_maps): Change visibilities to
4527 (Sized_relobj::setup): Virtualize.
4528 (Sized_relobj::do_setup): New method declaration.
4529 (Sized_relobj::invalidate_section_offset,
4530 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4531 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4532 * options.cc (parse_int): New function.
4533 * options.h (parse_int): New declaration.
4534 (DEFINE_int): New macro.
4535 (stub_group_size): New option.
4536 * output.cc (Output_section::Output_section): Initialize memebers
4537 merge_section_map_, merge_section_by_properties_map_,
4538 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4539 (Output_section::add_input_section): Handled deferred code-fill
4540 generation and remove an old comment.
4541 (Output_section::add_relaxed_input_section): New method definition.
4542 (Output_section::add_merge_input_section): Use merge section by
4543 properties map to speed to search. Update merge section maps
4545 (Output_section::build_relaxation_map): New method definition.
4546 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4548 (Output_section::relax_input_section): Renamed to
4549 Output_section::convert_input_sections_to_relaxed_sections and change
4550 interface to take a vector of pointers to relaxed sections.
4551 (Output_section::find_merge_section,
4552 Output_section::find_relaxed_input_section): New method definitions.
4553 (Output_section::is_input_address_mapped,
4554 Output_section::output_offset, Output_section::output_address):
4555 Use output section data maps to speed up searching.
4556 (Output_section::find_starting_output_address): Add comments.
4557 (Output_section::do_write,
4558 Output_section::write_to_postprocessing_buffer): Do code-fill
4559 generation as appropriate.
4560 (Output_section::get_input_sections): Invalidate relaxed input section
4562 (Output_section::restore_states): Adjust type of checkpoint .
4563 Invalidate relaxed input section map.
4564 * output.h (Output_merge_base): New class declaration.
4565 (Input_section_specifier): New class defintion.
4566 (class Output_relaxed_input_section) Change base class to
4567 Output_section_data_build.
4568 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4569 base class initializer.
4570 (Output_section::add_relaxed_input_section): New method declaration.
4571 (Output_section::Input_section): Change visibility to protected.
4572 (Output_section::Input_section::relobj,
4573 Output_section::Input_section::shndx): Handle relaxed input sections.
4574 Output_section::input_sections) Change visibility to protected. Also
4575 define overload to return a non-const pointer.
4576 (Output_section::Merge_section_properties): New class defintion.
4577 (Output_section::Merge_section_by_properties_map,
4578 Output_section::Output_section_data_by_input_section_map,
4579 Output_section::Relaxation_map): New types.
4580 (Output_section::relax_input_section): Rename method to
4581 Output_section::convert_input_sections_to_relaxed_sections and change
4582 interface to take a vector of relaxed section pointers.
4583 (Output_section::find_merge_section,
4584 Output_section::find_relaxed_input_section,
4585 Output_section::build_relaxation_map,
4586 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4587 New method declarations.
4588 (Output_section::merge_section_map_
4589 Output_section::merge_section_by_properties_map_,
4590 Output_section::relaxed_input_section_map_,
4591 Output_section::is_relaxed_input_section_map_valid_,
4592 Output_section::generate_code_fills_at_write_): New data members.
4593 * script-sections.cc
4594 (Output_section_element_input::set_section_addresses): Call
4595 current_data_size and addralign methods of relaxed input sections.
4596 (Orphan_output_section::set_section_addresses): Call current_data_size
4597 and addralign methods of relaxed input sections.
4598 * symtab.cc (Symbol_table::compute_final_value): Extract template
4599 from the body of Symbol_table::sized_finalize_symbol.
4600 (Symbol_table::sized_finalized_symbol): Call
4601 Symbol_table::compute_final_value.
4602 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4603 (Symbol_table::compute_final_value): New templated method declaration.
4604 * target.cc (Target::do_make_output_section): New method defintion.
4605 * target.h (Target::make_output_section): New method declaration.
4606 (Target::relax): Add more parameters for input objects, symbol table
4607 and layout. Adjust call to do_relax.
4608 (Target::do_make_output_section): New method declaration.
4609 (Target::do_relax): Add parameters for input objects, symbol table
4612 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4614 * pread.c: Include stdio.h.
4616 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4618 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4621 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4623 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4624 Change read_shndx type to unsigned int.
4625 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4627 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4628 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4629 Change read_shndx type to unsigned int.
4630 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4632 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4633 * layout.cc (Layout::create_symtab_sections): Cast the result of
4634 local_symcount * symsize to off_t in the gold_assert.
4636 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4638 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4639 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4641 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4642 (Arm_relocate_functions::thm_abs5): New function.
4643 (Arm_relocate_functions::abs12): New function.
4644 (Arm_relocate_functions::abs16): New function.
4645 (Arm_relocate_functions::base_abs): New function.
4646 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4647 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4648 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4650 (Scan::global): Likewise.
4651 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4652 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4653 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4654 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4657 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4659 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4660 (Arm_relocate_functions::movt_prel): New function.
4661 (Arm_relocate_functions::thm_movw_prel_nc): New function.
4662 (Arm_relocate_functions::thm_movt_prel): New function.
4663 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
4664 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
4665 (Scan::global, Relocate::relocate): Likewise.
4666 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4668 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4670 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
4671 Incremental_checker.
4672 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
4674 (class Incremental_inputs_header): New class.
4675 (Incremental_inputs_header_writer): Edit comment.
4676 (Incremental_inputs_entry): New class.
4677 (Incremental_inputs_entry_writer): Edit comment.
4678 (Sized_incremental_binary::do_find_incremental_inputs_section):
4679 Add *strtab_shndx parameter, fill it.
4680 (Sized_incremental_binary::do_check_inputs): New method.
4681 (Incremental_checker::can_incrementally_link_output_file): Use
4682 Sized_incremental_binary::check_inputs.
4683 (Incremental_inputs::report_command_line): Save command line in
4686 (Incremental_binary::find_incremental_inputs_section): New
4688 (Incremental_binary::do_find_incremental_inputs_section): Add
4689 strtab_shndx parameter.
4690 (Incremental_binary::do_check_inputs): New pure virtual method.
4691 (Sized_incremental_binary::do_check_inputs): Declare.
4692 (Incremental_checker::Incremental_checker): Add incremental_inputs
4693 parameter, use it to initialize incremental_inputs_.
4694 (Incremental_checker::incremental_inputs_): New field.
4695 (Incremental_checker::command_line): New method.
4696 (Incremental_checker::inputs): New method.
4697 (Incremental_checker::command_line_): New field.
4699 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
4701 * incremental.cc: Include <cstdarg> and "target-select.h".
4702 (vexplain_no_incremental): New function.
4703 (explain_no_incremental): New function.
4704 (Incremental_binary::error): New method.
4705 (Sized_incremental_binary::do_find_incremental_inputs_section): New
4707 (make_sized_incremental_binary): New function.
4708 (open_incremental_binary): New function.
4709 (can_incrementally_link_file): Add checks if output is ELF and has
4711 * incremental.h: Include "elfcpp_file.h" and "output.h".
4712 (Incremental_binary): New class.
4713 (Sized_incremental_binary): New class.
4714 (open_incremental_binary): Declare.
4715 * object.cc (is_elf_object): Use
4716 elfcpp::Elf_recognizer::is_elf_file.
4717 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
4718 * output.h (Output_file::filesize): New method.
4720 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4722 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
4724 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
4725 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
4727 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
4729 (Arm_relocate_functions::movw_abs_nc): New function.
4730 (Arm_relocate_functions::movt_abs): New function.
4731 (Arm_relocate_functions::thm_movw_abs_nc): New function.
4732 (Arm_relocate_functions::thm_movt_abs): New function.
4733 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
4734 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
4735 (Scan::global): Likewise.
4736 (Relocate::relocate): Likewise.
4737 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4739 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4741 * arm.cc (Arm_relocate_functions::got_prel) New function.
4742 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
4743 (Relocate::relocate): Likewise.
4744 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4746 2009-10-06 Ian Lance Taylor <iant@google.com>
4748 * options.h (class General_options): Define
4749 split_stack_adjust_size parameter.
4750 * object.h (class Object): Add uses_split_stack_ and
4751 has_no_split_stack_ fields. Add uses_split_stack and
4752 has_no_split_stack accessor functions. Declare
4753 handle_split_stack_section.
4754 (class Reloc_symbol_changes): Define.
4755 (class Sized_relobj): Define Function_offsets. Declare
4756 split_stack_adjust, split_stack_adjust_reltype, and
4758 * object.cc (Object::handle_split_stack_section): New function.
4759 (Sized_relobj::do_layout): Call handle_split_stack_section.
4760 * dynobj.cc (Sized_dynobj::do_layout): Call
4761 handle_split_stack_section.
4762 * reloc.cc (Sized_relobj::relocate_sections): Call
4763 split_stack_adjust for executable sections in split_stack
4764 objects. Pass reloc_map to relocate_section.
4765 (Sized_relobj::split_stack_adjust): New function.
4766 (Sized_relobj::split_stack_adjust_reltype): New function.
4767 (Sized_relobj::find_functions): New function.
4768 * target-reloc.h: Include "object.h".
4769 (relocate_section): Add reloc_symbol_changes parameter. Change
4771 * target.h (class Target): Add calls_non_split method. Declare
4772 do_calls_non_split virtual method. Declare match_view and
4774 * target.cc: Include "elfcpp.h".
4775 (Target::do_calls_non_split): New function.
4776 (Target::match_view): New function.
4777 (Target::set_view_to_nop): New function.
4778 * gold.cc (queue_middle_tasks): Give an error if mixing
4779 split-stack and non-split-stack objects with -r.
4780 * i386.cc (Target_i386::relocate_section): Add
4781 reloc_symbol_changes parameter.
4782 (Target_i386::do_calls_non_split): New function.
4783 * x86_64.cc (Target_x86_64::relocate_section): Add
4784 reloc_symbol_changes parameter.
4785 (Target_x86_64::do_calls_non_split): New function.
4786 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
4788 * powerpc.cc (Target_powerpc::relocate_section): Add
4789 reloc_symbol_changes parameter.
4790 * sparc.cc (Target_sparc::relocate_section): Add
4791 reloc_symbol_changes parameter.
4792 * configure.ac: Call AM_CONDITIONAL for the default target.
4793 * configure: Rebuild.
4794 * testsuite/Makefile.am (TEST_AS): New variable.
4795 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
4796 (check_DATA): Add split_i386 and split_x86_64 files.
4797 (SPLIT_DEFSYMS): Define.
4798 (split_i386_[1234n].o): New targets.
4799 (split_i386_[124]): New targets.
4800 (split_i386_[1234r].stdout): New targets.
4801 (split_x86_64_[1234n].o): New targets.
4802 (split_x86_64_[124]): New targets.
4803 (split_x86_64_[1234r].stdout): New targets.
4804 (MOSTLYCLEANFILES): Add new executables.
4805 * testsuite/split_i386.sh: New file.
4806 * testsuite/split_x86_64.sh: New file.
4807 * testsuite/split_i386_1.s: New file.
4808 * testsuite/split_i386_2.s: New file.
4809 * testsuite/split_i386_3.s: New file.
4810 * testsuite/split_i386_4.s: New file.
4811 * testsuite/split_i386_n.s: New file.
4812 * testsuite/split_x86_64_1.s: New file.
4813 * testsuite/split_x86_64_2.s: New file.
4814 * testsuite/split_x86_64_3.s: New file.
4815 * testsuite/split_x86_64_4.s: New file.
4816 * testsuite/split_x86_64_n.s: New file.
4817 * testsuite/testfile.cc (Target_test): Update relocation_section
4819 * testsuite/Makefile.in: Rebuild.
4821 2009-10-06 Ian Lance Taylor <iant@google.com>
4823 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
4824 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
4825 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
4826 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
4827 the address on ldo_addrs_.
4828 (Target_i386::Relocate::fix_up_ldo): New function.
4830 2009-10-06 Rafael Espindola <espindola@google.com>
4832 * plugin.cc (add_input_library): New.
4833 (Plugin::load): Add add_input_library to tv.
4834 (Plugin_manager::add_input_file): Add the is_lib argument.
4835 (add_input_file): Update call to Plugin_manager::add_input_file.
4836 (add_input_library): New.
4837 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
4839 2009-09-30 Doug Kwan <dougkwan@google.com>
4841 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
4842 symbol and call Symbol::may_need_copy_reloc to determine if
4843 a copy reloc is needed.
4844 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
4845 nocopyreloc is given in command line.
4846 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
4847 given in command line.
4848 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
4849 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
4850 of the removed Target_i386::may_need_copy_reloc.
4851 * options.h (copyreloc): New option with default value false.
4852 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4853 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
4854 instead of the removed Target_powerpc::may_need_copy_reloc.
4855 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
4856 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
4857 instead of the removed Target_sparc::may_need_copy_reloc.
4858 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
4859 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
4860 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
4861 instead of the removed Target_x86_64::may_need_copy_reloc.
4863 2009-09-30 Ian Lance Taylor <iant@google.com>
4865 * object.h (class Object): Remove target_ field, and target,
4866 sized_target, and set_target methods.
4867 (Object::sized_target): Remove.
4868 (class Sized_relobj): Update declarations. Remove sized_target.
4869 * object.cc (Sized_relobj::setup): Remove target parameter.
4871 (Input_objects::add_object): Don't do anything with the target.
4872 (make_elf_sized_object): Add punconfigured parameter. Change all
4873 callers. Set or test parameter target.
4874 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
4876 * parameters.cc (Parameters::set_target): Change parameter type to
4878 (Parameters::default_target): Remove.
4879 (set_parameters_target): Change parameter type to be non-const.
4880 (parameters_force_valid_target): New function.
4881 (parameters_clear_target): New function.
4882 * parameters.h (class Parameters): Update declarations. Remove
4883 default_target method. Add sized_target and clear_target
4884 methods. Change target_ to be non-const.
4885 (set_parameters_target): Update declaration.
4886 (parameters_force_valid_target): Declare.
4887 (parameters_clear_target): Declare.
4888 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
4889 as NULL if we aren't searching.
4890 (Add_symbols::run): Don't check for compatible target.
4891 * fileread.cc (Input_file::open_binary): Call
4892 parameters_force_valid_target.
4893 * gold.cc (queue_middle_tasks): Likewise.
4894 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
4895 set_target on object.
4896 * dynobj.h (class Sized_dynobj): Update declarations.
4897 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
4898 make_elf_object returns NULL.
4899 (Archive::include_member): Don't check whether object target is
4901 * output.cc (Output_section::add_input_section): Get target from
4903 (Output_section::relax_input_section): Likewise.
4904 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
4906 (Sized_relobj::do_scan_relocs): Likewise.
4907 (Sized_relobj::relocate_sections): Likewise.
4908 * resolve.cc (Symbol_table::resolve): Likewise.
4909 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
4910 parameter. Change all callers.
4911 (Symbol_table::add_from_object): Get target from parameters.
4912 (Symbol_table::add_from_relobj): Don't check object target.
4913 (Symbol_table::add_from_dynobj): Likewise.
4914 (Symbol_table::define_special_symbol): Get target from
4916 * symtab.h (class Symbol_table): Update declaration.
4917 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
4918 parameter. Change all callers. Clear parameter target.
4919 (Binary_test): Test target here.
4920 * testsuite/object_unittest.cc (gold_testsuite): Remove
4921 target_test_pointer parameter. Change all callers.
4922 (Object_test): Test target here.
4924 2009-09-26 Ian Lance Taylor <iant@google.com>
4926 * testsuite/initpri1.c: Don't try to use constructor priorities if
4927 compiling with gcc before 4.3.
4929 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
4931 * testsuite/retain_symbols_file_test.sh (check_present): Change
4932 output file name to retain_symbols_file_test.stdout.
4933 (check_absent): Likewise.
4935 2009-09-18 Craig Silverstein <csilvers@google.com>
4937 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4938 * options.cc: Include <cerrno> and <fstream>.
4939 (General_options::finalize): Parse -retain-symbols-file tag.
4940 * options.h: New flag.
4941 (General_options): New method should_retain_symbol, new
4942 variable symbols_to_retain.
4943 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4944 should_retain_symbol map.
4945 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4946 * testsuite/Makefile.in: Regenerate.
4947 * testsuite/retain_symbols_file_test.sh: New file.
4949 2009-09-18 Nick Clifton <nickc@redhat.com>
4951 * po/es.po: Updated Spanish translation.
4953 2009-09-17 Doug Kwan <dougkwan@google.com>
4955 * debug.h (DEBUG_RELAXATION): New constant.
4956 (DEBUG_ALL): Add DEBUG_RELAXATION.
4957 (debug_string_to_enum): Add relaxation debug option.
4959 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4960 Layout::Relaxation_debug_check::read_sections,
4961 Layout::Relaxation_debug_check::read_sections): New method definitions.
4962 (Layout::Layout): Initialize data members
4963 record_output_section_data_from_scrips_,
4964 script_output_section_data_list_ and relaxation_debug_check_.
4965 (Layout::save_segments, Layout::restore_segments,
4966 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4967 Layout::relaxation_loop_body): New method definitions.
4968 (Layout::finalize): Support relaxation. Move section layout code to
4969 Layout::relaxation_loop_body.
4970 (Layout::set_asection_address_from_script): Move code for orphan
4971 section placement out.
4972 (Layout::place_orphan_sections_in_script): New method definition.
4973 * layout.h (Output_segment_headers, Output_file_header):
4974 New forward class declarations.
4975 (Layout::~Layout): Define.
4976 (Layout::new_output_section_data_from_script): New method definition.
4977 (Layout::place_orphan_sections_in_script): New method declaration.
4978 (Layout::Segment_states): New type declaration.
4979 (Layout::save_segments, Layout::restore_segments,
4980 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4981 Layout::relaxation_loop_body): New method declarations.
4982 (Layout::Output_section_data_list): New type declaration.
4983 (Layout::Relaxation_debug_check): New class definition.
4984 (Layout::record_output_section_data_from_script_,
4985 Layout::script_output_section_data_list_, Layout::segment_states_,
4986 Layout::relaxation_debug_check_): New data members.
4987 * output.cc: (Output_section_headers::do_size): New method definition.
4988 (Output_section_headers::Output_section_headers): Move size
4989 computation to Output_section_headers::do_size.
4990 (Output_segment_headers::do_size): New method definition.
4991 (Output_file_header::Output_file_header): Move size computation to
4992 Output_file_header::do_size and call it.
4993 (Output_file_header::do_size): New method definition.
4994 (Output_data_group::Output_data_group): Adjust call to
4995 Output_section_data.
4996 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4997 (Output_symtab_xindex::do_write): Add array bound check.
4998 (Output_section::Input_section::print_to_mapfile): Handle
4999 RELAXED_INPUT_SECTION_CODE.
5000 (Output_section::Output_section): Initialize data member checkpoint_.
5001 (Output_section::~Output_section): Delete checkpoint object pointed
5003 (Output_section::add_input_section): Always add an Input_section if
5005 (Output_section::add_merge_input_section): Add assert.
5006 (Output_section::relax_input_section): New method definition.
5007 (Output_section::set_final_data_size): Set load address to zero for
5008 an unallocated section.
5009 (Output_section::do_address_and_file_offset_have_reset_values):
5010 New method definition.
5011 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5012 Handle relaxed input section.
5013 (Output_section::sort_attached_input_sections): Checkpoint input
5014 section list lazily.
5015 (Output_section::get_input_sections): Change type of input_sections to
5016 list of Simple_input_section pointers. Checkpoint input section list
5017 lazily. Also handle relaxed input sections.
5018 (Output_section::add_input_section_for_script): Take a reference to
5019 a Simple_input_section object instead of Relobj pointer and section
5020 index as parameter. Handle relaxed input sections.
5021 (Output_section::save_states, Output_section::restore_states): New
5023 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5024 (Output_data::is_data_size_fixed): New method definition.
5025 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5027 (Output_data::address_and_file_offset_have_reset_values): New method
5029 (Output_data::do_address_and_file_offset_have_reset_values): New method
5031 (Output_data::set_data_size): Check that data size is not fixed.
5032 (Output_data::fix_data_size): New method definition.
5033 (Output_data::is_data_size_fixed_): New data member.
5034 (Output_section_headers::set_final_data_size): New method definition.
5035 (Output_section_headers::do_size): New method declaration.
5036 (Output_segment_headers::set_final_data_size): New method definition.
5037 (Output_segment_headers::do_size): New method declaration.
5038 (Output_file_header::set_final_data_size)::New method definition.
5039 (Output_file_header::do_size)::New method declaration.
5040 (Output_section_data::Output_section_data): Add new parameter
5041 is_data_size_fixed and use it to fix data size.
5042 (Output_data_const::Output_data_const): Adjust call to base class
5043 constructor and fix data size.
5044 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5045 base class constructor and fix data size.
5046 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5047 base class constructor and fix data size.
5048 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5049 class constructor and fix data size.
5050 (Output_data_group::set_final_data_size): New method definition.
5051 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5052 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5053 class constructor and fix data size.
5054 (Output_relaxed_input_section): New class definition.
5055 (Output_section::Simple_input_section): New class definition.
5056 (Output_section::get_input_sections): Adjust parameter list.
5057 (Output_section::add_input_section_for_script): Same.
5058 (Output_section::save_states, Output_section::restore_states,
5059 Output_section::do_address_and_file_offset_have_reset_values,
5060 (Output_section::Input_section::Input_section): Handle
5061 RELAXED_INPUT_SECTION_CODE. Add new overload for
5062 Output_relaxed_input_section.
5063 (Output_section::Input_section::is_input_section,
5064 Output_section::Input_section::set_output_section): Handle relaxed
5066 (Output_section::Input_section::is_relaxed_input_section,
5067 Output_section::Input_section::output_section_data,
5068 Output_section::Input_section::relaxed_input_section): New method
5070 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5072 (Output_section::Input_section::u1_): Update comments.
5073 (Output_section::Input_section::u2_): Add new union member poris.
5074 (Output_section::Checkpoint_output_section): New classs definition.
5075 (Output_section::relax_input_section): New method declaration.
5076 (Output_section::checkpoint_): New data member.
5077 (Output_segment): Update comments.
5078 (Output_segment::Output_segment): Un-privatize copy constructor.
5079 (Output_segment::operator=): Un-privatize.
5080 * script-sections.cc (Output_section_element::Input_section_list):
5081 Change element type to Output_section::Simple_input_section.
5082 (Output_section_element_dot_assignment::set_section_addresses):
5083 Register output section data for relaxation clean up.
5084 (Output_data_exression::Output_data_expression): Adjust call to base
5085 constructor to fix data size.
5086 (Output_section_element_data::set_section_addresses): Register
5087 Output_data_expression object for relaxation clean up.
5088 (struct Input_section_info): Replace Relobj pointer and section index
5089 pair with Output_section::Simple_input_section and Convert struct to a
5091 (Input_section_sorter::operator()): Adjust access to
5092 Input_section_info data member to use accessors.
5093 (Output_section_element_input::set_section_addresses): Use layout
5094 parameter. Adjust code to use Output_section::Simple_input_section
5095 and Input_secction_info classes. Register filler for relaxation
5097 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5098 and section index pair with Output_section::Simple_input_section
5099 class. Adjust code accordingly.
5100 (Phdrs_element::release_segment): New method definition.
5101 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5103 (Script_sections::release_segments): New method definition.
5104 * gold/script-sections.h (Script_sections::release_segments): New
5106 * gold/target.h (Target::may_relax, Target::relax,
5107 Target::do_may_relax, Target::do_relax): New method definitions.
5109 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5111 * arm.cc (has_signed_unsigned_overflow): New function.
5112 (Arm_relocate_functions::abs8): New function.
5113 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5114 (Target_arm::Scan::global): Likewise.
5115 (Target_arm::relocate::relocate): Likewise.
5116 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5119 2009-09-16 Cary Coutant <ccoutant@google.com>
5121 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5122 * testsuite/Makefile.in: Regenerate.
5124 2009-09-11 Nick Clifton <nickc@redhat.com>
5126 * po/gold.pot: Updated by the Translation project.
5128 2009-09-08 Cary Coutant <ccoutant@google.com>
5130 * output.cc (Output_file::open): Add execute permission to empty file.
5131 * testsuite/Makefile.am (permission_test): New test.
5132 * testsuite/Makefile.in: Regenerate.
5134 2009-09-02 Ian Lance Taylor <iant@google.com>
5136 * output.cc (Output_file::resize): Call map_no_anonymous rather
5139 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5141 * gold.cc: Include "incremental.h".
5142 (queue_initial_tasks): Call Incremental_checker methods.
5143 * incremental.cc: Include "output.h".
5144 (Incremental_checker::can_incrementally_link_output_file): New
5146 * incremental.h (Incremental_checker): New class.
5148 * output.cc (Output_file::open_for_modification): New method.
5149 (Output_file::map_anonymous): Changed return type to bool. Record
5151 (Output_file::map_no_anonymous): New method, broken out of map.
5152 (Output_file::map): Use map_no_anonymous and map_anonymous.
5153 * output.h (class Output_file): Update declarations.
5155 2009-08-24 Cary Coutant <ccoutant@google.com>
5157 * options.h (Command_line::Pre_options): New class.
5158 (Command_line::pre_options): New member.
5159 * options.cc (gold::options::ready_to_register): New variable.
5160 (One_option::register_option): Do nothing if not registering options.
5161 Assert if same short option registered twice.
5162 (General_options::General_options): Turn off option registration when
5164 (Command_line::Pre_options::Pre_options): New constructor.
5166 2009-08-24 Cary Coutant <ccoutant@google.com>
5168 * options.h (General_options::no_keep_memory): Remove incorrect
5171 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5173 * Makefile.am (am__skiplex, am__skipyacc): New.
5174 * Makefile.in: Regenerate.
5176 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5178 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5179 (INCLUDES): ... this.
5180 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5181 (AM_CPPFLAGS): Renamed from ...
5182 (INCLUDE): ... this.
5183 * Makefile.in, testsuite/Makefile.in: Regenerate.
5185 * Makefile.in: Regenerate.
5186 * aclocal.m4: Likewise.
5187 * config.in: Likewise.
5188 * configure: Likewise.
5189 * testsuite/Makefile.in: Likewise.
5191 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5192 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5193 * Makefile.in: Regenerate.
5194 * testsuite/Makefile.in: Regenerate.
5196 2009-08-19 Cary Coutant <ccoutant@google.com>
5198 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5199 symbols in shared libraries overridden by hidden or internal symbols
5200 in the main program.
5202 2009-08-19 Chris Demetriou <cgd@google.com>
5204 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5205 checking source file names in error messages.
5207 2009-08-18 Doug Kwan <dougkwan@google.com>
5209 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5210 an elcpp::Ehdr as parameter. Adjust call to set_target.
5211 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5212 an elfcpp::Ehdr as parameter.
5213 * object.cc (Object::set_target): Remove the version that looks up
5214 a target and sets it.
5215 (Sized_relobj::setup): Take a Target object instead of
5216 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5217 (make_elf_sized_object): Find target and ask target to
5219 * object.h: (Object::set_target): Remove the version that looks up
5220 a target and sets it.
5221 (Sized_relobj::setup): Take a Target object instead of
5222 an elfcpp:Ehdr as parameter.
5223 * target.cc: Include dynobj.h.
5224 (Target::do_make_elf_object_implementation): New.
5225 (Target::do_make_elf_object): New.
5226 * target.h (Target::make_elf_object): New template declaration.
5227 (Target::do_make_elf_object): New method declarations.
5228 (Target::do_make_elf_object_implementation): New template declaration.
5230 2009-08-14 Ian Lance Taylor <iant@google.com>
5232 * gold.h (FUNCTION_NAME): Define.
5233 (gold_unreachable): Use FUNCTION_NAME.
5235 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5237 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5238 symbol in the --keep-unique list is not found.
5240 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5242 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5243 been maked as --keep-unique.
5244 (Icf::unfold_section): New function.
5245 * icf.h (Icf::unfold_section): New function.
5246 * options.h (General_options::keep_unique): New option.
5247 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5248 * testsuite/Makefile.in: Regenerate.
5249 * testsuite/icf_keep_unique_test.sh: New file.
5250 * testsuite/icf_keep_unique_test.cc: New file.
5252 2009-08-12 Cary Coutant <ccoutant@google.com>
5255 * resolve.cc (Symbol_table::resolve): Check for references from
5256 dynamic objects to hidden and internal symbols.
5257 * testsuite/Makefile.am (hidden_test.sh): New test.
5258 * testsuite/Makefile.in: Regenerate.
5259 * testsuite/hidden_test.sh: New script.
5260 * testsuite/hidden_test_1.c: New test source.
5261 * testsuite/hidden_test_main.c: New test source.
5263 2009-08-11 Doug Kwan <dougkwan@google.com>
5265 * arm.cc: Update comments.
5266 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5267 segment to locate the .ARM.exidx section if present.
5269 2009-08-09 Doug Kwan <dougkwan@google.com>
5271 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5274 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5275 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5278 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5280 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5281 valid tls_segment only for non-debug-section relocations.
5282 * testsuite/Makefile.am: Add gc_tls_test.
5283 * testsuite/Makefile.in: Regenerate.
5284 * testsuite/gc_tls_test.cc: New file.
5285 * testsuite/gc_tls_test.sh: New file.
5287 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5291 * Makefile.am (CCFILES): Add icf.cc.
5293 * Makefile.in: Regenerate.
5294 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5295 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5296 section, symbol and addend information for the relocs.
5297 * gold.cc (queue_middle_tasks): Call identical code folding.
5298 * gold.h: Add defines for multimap.
5299 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5300 to the call of finalize_local_symbols.
5301 * main.cc (main): Create object of class Icf.
5302 * object.cc (Sized_relobj::do_layout): Allow this function to be
5303 called twice during icf.
5304 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5305 to sections marked as identical by icf.
5306 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5308 (Sized_relobj::do_section_entsize): New function.
5309 * object.h (Object::section_entsize): New function.
5310 (Object::do_section_entsize): New pure virtual function.
5311 (Relobj::finalize_local_symbols): Add new parameter.
5312 (Relobj::do_section_entsize): New function.
5313 * options.h (General_options::icf): New option.
5314 (General_options::icf_iterations): New option.
5315 (General_options::print_icf_sections): New option.
5316 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5317 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5318 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5320 * symtab.cc (Symbol_table::is_section_folded): New function.
5321 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5322 to sections marked as identical by icf.
5323 * symtab.h (Symbol_table::set_icf): New function.
5324 (Symbol_table::icf): New function.
5325 (Symbol_table::is_section_folded): New function.
5326 (Symbol_table::icf_): New data member.
5327 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5328 * testsuite/Makefile.am: Add commands to build icf_test.
5329 * testsuite/Makefile.in: Regenerate.
5330 * testsuite/icf_test.sh: New file.
5331 * testsuite/icf_test.cc: New file.
5333 2009-07-24 Chris Demetriou <cgd@google.com>
5335 * layout.cc (is_compressible_debug_section): Fix incorrect
5336 comment about compressed section names.
5338 2009-07-20 Ian Lance Taylor <ian@airs.com>
5341 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5343 2009-07-16 Ian Lance Taylor <iant@google.com>
5346 * layout.h: #include <map>.
5347 (class Kept_section): Change from struct to class. Add accessors
5348 and setters. Add section size to Comdat_group mapping. Change
5349 Comdat_group to std::map. Add is_comdat_ field. Add
5350 linkonce_size field in union.
5351 (class Layout): Update declaration of find_or_add_kept_section.
5352 Don't declare find_kept_object.
5353 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5354 parameter. Add object, shndx, is_comdat, and is_group_name
5355 parameters. Change all callers. Adjust for new Kept_section.
5356 (Layout::find_kept_object): Remove.
5357 * object.cc (Sized_relobj::include_section_group): Update use of
5358 Kept_section. Rename secnum to shndx. Only record
5359 Kept_comdat_section if sections are the same size.
5360 (Sized_relobj::include_linkonce_section): Update use of
5361 Kept_section. Only record Kept_comdat_section if sections are the
5362 same size. Set size of linkonce section.
5363 (Sized_relobj::map_to_kept_section): Update call to
5364 get_kept_comdat_section.
5365 * object.h (class Sized_relobj): Rename fields in
5366 Kept_comdat_section to drop trailing underscores; change object
5367 field to Relobj*. Change Kept_comdat_section_table to store
5368 struct rather than pointer.
5369 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5370 Add kept_object and kept_shndx parameters. Change all callers.
5371 (Sized_relobj::get_kept_comdat_section): Change return type to
5372 bool. Add kept_object and kept_shndx parameters. Change all
5374 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5375 Layout::find_or_add_kept_section.
5377 2009-07-09 Ian Lance Taylor <iant@google.com>
5379 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5380 Reserve space in the hash table.
5382 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5384 * fileread.cc (File_read::get_mtime): New method.
5385 * fileread.h (Timespec): New structure.
5386 (File_read::get_mtime): New method.
5387 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5388 Renamed from timestamp_nsec.
5389 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5391 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5393 (Incremental_inputs::report_archive): Save mtime; style fix.
5394 (Incremental_inputs::report_obejct): Save mtime; style fix.
5395 (Incremental_inputs::report_script): Save mtime; style fix.
5396 (Incremental_inputs::finalize_inputs): Style fix.
5397 (Incremental_inputs::finalize): Style fix.
5398 (Incremental_inputs::create_input_section_data): Store inputs
5400 * incremental.h (Incremental_inputs::report_script): Add mtime
5402 (Incremental_inputs::Input_info::Input_info): Intialize only one
5404 (Incremental_inputs::Input_info::archive): Move to nameless
5406 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5407 (Incremental_inputs::Input_info::script): Move to nameless union.
5408 (Incremental_inputs::mtime): New field.
5409 * script.cc (read_input_script): Pass file mtime to
5411 * script.h (Script_info::inputs): Style fix.
5413 2009-07-01 Ian Lance Taylor <ian@airs.com>
5415 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5418 2009-06-24 Ian Lance Taylor <iant@google.com>
5421 * layout.cc (Layout::choose_output_section): If we find an
5422 existing section, update the flags.
5423 (Layout::create_notes): New function, broken out of
5425 (Layout::finalize): Don't create note sections.
5426 (Layout::create_note): Don't crash if linker script discards
5428 (Layout::create_gold_note): Likewise.
5429 (Layout::create_build_id): Likewise. Don't set
5430 after_input_sections on the section.
5431 (Layout::create_executable_stack_info): Remove target parameter.
5433 * layout.h (class Layout): Declare create_notes. Update
5434 declaration of create_executable_stack_info.
5435 * gold.cc (queue_middle_tasks): Call create_notes.
5436 * output.cc (Output_section::update_flags_for_input_section): Move
5437 here from output.h. If SHF_ALLOC flag is newly set, mark address
5439 * output.h (Output_data::mark_address_invalid): New function.
5440 (class Output_section): Only declare, not define,
5441 update_flags_for_input_section. Remove set_flags.
5443 2009-06-24 Ian Lance Taylor <iant@google.com>
5445 * script-sections.cc (Output_section_definition::
5446 set_section_addresses): Rename shadowing local load_address to
5449 2009-06-24 Ian Lance Taylor <iant@google.com>
5452 * reloc.cc (relocate_sections): Skip empty relocation sections.
5454 2009-06-23 Ian Lance Taylor <iant@google.com>
5457 * layout.cc (Layout::create_note): Use choose_output_section
5458 rather than make_output_section.
5460 2009-06-23 Ian Lance Taylor <iant@google.com>
5463 * options.cc (General_options::parse_V): Set printed_version_.
5464 (General_options::General_options): Initialize printed_version_.
5465 * options.h (class General_options): Add printed_version_ field.
5466 * gold.cc (queue_initial_tasks): If there are no input files,
5467 don't give a fatal error if we printed the version information.
5468 (queue_middle_tasks): If using -r with a shared object, give a
5469 fatal error rather than an ordinary error.
5471 2009-06-23 Ian Lance Taylor <iant@google.com>
5474 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5475 (Layout::make_output_section): Set have_stabstr_section_ if we see
5476 a .stab*str section.
5477 (Layout::finalize): Call link_stabs_sections.
5478 (Layout::link_stabs_sections): New file.
5479 * layout.h (class Layout): Add have_stabstr_section_ field.
5480 Declare link_stabs_sections.
5482 2009-06-23 Doug Kwan <dougkwan@google.com>
5484 * Makefile.am (libgold_a_LIBADD): New.
5485 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5486 * Makefile.in: Regenerate.
5487 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5488 * configure: Regenerate.
5489 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5490 * fileread.cc: Include sys/state.h
5491 * gold.h: Declare memmem and strndup if found missing.
5492 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5494 2009-06-23 Ian Lance Taylor <iant@google.com>
5496 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5497 * configure: Rebuild.
5499 2009-06-23 Ian Lance Taylor <iant@google.com>
5502 * object.cc (Object::section_contents): Don't try to get a view if
5503 the section has length zero.
5504 (Object::handle_gnu_warning_section): If the section is empty, use
5505 the name of the section as the warning.
5507 2009-06-23 Ian Lance Taylor <iant@google.com>
5510 * stringpool.h (class Stringpool_template): Add optimize_ field.
5511 (Stringpool_template::set_optimize): New function.
5512 * stringpool.cc (Stringpool_template::Stringpool_template):
5513 Initialize optimize_ field.
5514 (Stringpool_template::set_string_offsets): Test local optimize
5515 fild rather than parameter.
5516 * layout.cc (Layout::Layout): Call set_optimize on the section
5519 2009-06-22 Ian Lance Taylor <iant@google.com>
5522 * yyscript.y: Parse TARGET.
5523 * script.cc (script_set_target): New function.
5524 * script-c.h (script_set_target): Declare.
5525 * options.cc (General_options::string_to_object_format): Rename
5526 from string_to_object_format in anonymous namespace. Change
5528 * options.h (class General_options): Declare
5529 string_to_object_format.
5531 2009-06-22 Ian Lance Taylor <iant@google.com>
5533 * script-sections.cc (Script_sections::create_segments): Don't put
5534 program headers in a PT_LOAD segment if -n or -N.
5536 2009-06-22 Ian Lance Taylor <iant@google.com>
5539 * options.h (class General_options): Add -z lazy and -z now. Sort
5540 -z options into alphabetical order.
5541 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5543 2009-06-21 Ian Lance Taylor <iant@google.com>
5545 * layout.cc (Layout::make_output_section): Call
5546 Target::new_output_section.
5547 (Layout::attach_allocated_section_to_segment): Put large section
5548 sections in a separate load segment with the large segment flag
5550 (Layout::segment_precedes): Sort large data segments after other
5552 (align_file_offset): New static function.
5553 (Layout::set_segment_offsets): Use align_file_offset.
5554 * output.h (class Output_section): Add is_small_section_ and
5555 is_large_section_ fields.
5556 (Output_section::is_small_section): New function.
5557 (Output_section::set_is_small_section): New function.
5558 (Output_section::is_large_section): New function.
5559 (Output_section::set_is_large_section): New function.
5560 (Output_section::is_large_data_section): New function.
5561 (class Output_segment): Add is_large_data_segment_ field.
5562 (Output_segment::is_large_data_segment): New function.
5563 (Output_segment::set_is_large_data_segment): New function.
5564 * output.cc (Output_section::Output_section): Initialize new
5566 (Output_segment::Output_segment): Likewise.
5567 (Output_segment::add_output_section): Add assertion that large
5568 data sections always go in large data segments. Force small data
5569 sections to the end of the list of data sections. Force small BSS
5570 sections to the start of the list of BSS sections. For large BSS
5571 sections to the end of the list of BSS sections.
5572 * symtab.h (class Symbol): Declare is_common_shndx.
5573 (Symbol::is_defined): Check Symbol::is_common_shndx.
5574 (Symbol::is_common): Likewise.
5575 (class Symbol_table): Define enum Commons_section_type. Update
5576 declarations. Add small_commons_ and large_commons_ fields.
5577 * symtab.cc (Symbol::is_common_shndx): New function.
5578 (Symbol_table::Symbol_table): Initialize new fields.
5579 (Symbol_table::add_from_object): Put small and large common
5580 symbols in the right list.
5581 (Symbol_table::sized_finalized_symbol): Check
5582 Symbol::is_common_shndx.
5583 (Symbol_table::sized_write_globals): Likewise.
5584 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5585 common symbol lists. Don't call do_allocate_commons_list if the
5587 (Symbol_table::do_allocate_commons_list): Remove is_tls
5588 parameter. Add comons_section_type parameter. Change all
5589 callers. Handle small and large common symbols.
5590 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5591 Symbol::is_common_shndx.
5592 * resolve.cc (symbol_to_bits): Likewise.
5593 * target.h (Target::small_common_shndx): New function.
5594 (Target::small_common_section_flags): New function.
5595 (Target::large_common_shndx): New function.
5596 (Target::large_common_section_flags): New function.
5597 (Target::new_output_section): New function.
5598 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5599 small_common_section_flags, and large_common_section_flags
5601 (Target::do_new_output_section): New virtual function.
5602 * arm.cc (Target_arm::arm_info): Initialize new fields.
5603 * i386.cc (Target_i386::i386_info): Likewise.
5604 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5606 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5607 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5608 (Target_x86_64::do_new_output_section): New function.
5609 * configure.ac: Define conditional MCMODEL_MEDIUM.
5610 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5611 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5612 (large_LDFLAGS): Define.
5613 * testsuite/large.c: New file.
5614 * testsuite/testfile.cc (Target_test::test_target_info):
5615 Initialize new fields.
5616 * configure, testsuite/Makefile.in: Rebuild.
5618 2009-06-05 Doug Kwan <dougkwan@google.com>
5620 * Makefile.am (CCFILES): Add target.cc.
5621 * Makefile.in: Regenerate.
5622 * i386.cc (class Target_i386): Define new virtual method to
5623 override do_is_local_label_name in parent.
5624 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5625 local symbols if --discard-locals or -X is given.
5626 * options.h (class General_options): Declare new options
5627 '--discard-locals' and '-X' for discarding locals.
5628 * target.h (class Target): Define new methods is_local_label_name.
5629 Declare new virtual method do_is_local_label_name.
5630 * target.cc: New file.
5631 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5632 (check_SCRIPTS): Add discard_locals_test.sh.
5633 (check_DATA): Add discard_local_tests.syms.
5634 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5635 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5636 * testsuite/Makefile.in: Regenerate.
5637 * testsuite/discard_locals_test.c: New file.
5638 * testsuite/discard_locals_test.sh: Same.
5640 2009-06-05 Doug Kwan <dougkwan@google.com>
5642 * object.cc (Sized_relobj::Sized_relobj): Initialize
5643 discarded_eh_frame_shndx_ to -1U.
5644 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5646 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5647 a discarded .eh_frame section.
5648 (Sized_relobj::do_finalize_local_symbols): Ditto.
5649 * object.h (class Sized_relobj): Declare new member
5650 discarded_eh_frame_shndx_.
5651 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5652 (local_labels_test.o, local_labels_test): New rules.
5653 * testsuite/Makefile.in: Regenerate.
5655 2009-06-04 Doug Kwan <dougkwan@google.com>
5657 * layout.cc (Layout::section_name_mapping): Add mapping for
5658 special ARM sections.
5660 2009-06-03 Doug Kwan <dougkwan@google.com>
5662 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
5663 (utils::has_overflow): Same.
5665 2009-06-03 Ian Lance Taylor <iant@google.com>
5667 * layout.cc (Layout::section_name_mapping): New array, replacing
5668 Layout::linkonce_mapping.
5669 (Layout::section_name_mapping_count): New variable, replacing
5670 Layout::linkonce_mapping_count.
5671 (Layout::linkonce_output_name): Remove.
5672 (Layout::output_section_name): Rewrite.
5673 * layout.h (class Layout): Rename Linkonce_mapping to
5674 Section_name_mapping, linkonce_mapping to section_name_mapping,
5675 linkonce_mapping_count to section_name_mapping_count. Don't
5676 declare linkonce_output_name.
5678 2009-06-03 Doug Kwan <dougkwan@google.com>
5680 * gold/arm.cc (namespace utils): New.
5681 (Target_arm::reloc_is_non_pic): Define new method.
5682 (class Arm_relocate_functions): New.
5683 (Target_arm::Relocate::relocate): Handle relocation types used by
5686 2009-06-03 Ian Lance Taylor <iant@google.com>
5688 * arm.cc (Target_arm::scan::global): Use || instead of |.
5690 2009-06-02 Doug Kwan <dougkwan@google.com>
5692 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
5693 issued_non_pic_error_.
5694 (class Target_arm::Scan): Declare new method check_non_pic.
5695 Define new method symbol_needs_plt_entry.
5696 Declare new data member issued_non_pic_error_.
5697 (class Target_arm::Relocate): Declare new method
5698 should_apply_static_reloc.
5699 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
5700 (Target_arm::Scan::check_non_pic): Define new method.
5701 (Target_arm::Scan::local): Handle a small subset of reloc types used
5703 (Target_arm::Scan::local): Same.
5704 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
5706 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
5708 * incremental.cc (Incremental_inputs::report_command_line): Filter
5709 out --incremental-* options.
5711 2009-05-29 Doug Kwan <dougkwan@google.com>
5713 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
5715 (class Target_arm): Update comment.
5716 (Target_arm::Target_arm): Initialize new data members GOT_,
5717 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
5718 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
5719 and Target_arm::rel_dyn_section.
5720 Declare new_enum Target_arm::Got_type.
5721 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
5723 Update commments for member do_dynsym_value.
5724 (Target_arm::got_size, Target_arm::plt_section,
5725 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
5726 new methods inside class defintion.
5727 (Target_arm::got_section): Define new method.
5728 (Target_arm::rel_dyn_section): Same.
5729 (Output_data_plt_arm): New template class.
5730 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
5731 (Output_data_plt_arm:do_adjust_output_section): Define new method.
5732 (Output_data_plt_arm::add_entry): Same.
5733 (Output_data_plt_arm::first_plt_entry): Define new
5734 static data member for PLT instruction template.
5735 (Output_data_plt_arm::plt_entry): Same.
5736 (Output_data_plt_arm::do_write): Define new method.
5737 (Target_arm::make_plt_entry): Same.
5738 (Target_arm::do_finalize_sections): Same.
5739 (Target_arm::do_dynsym_value): Same.
5741 2009-05-28 Doug Kwan <dougkwan@google.com>
5743 * Makefile.am (TARGETSOURCES): Add arm.cc.
5744 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5745 * Makefile.in: Regenerate.
5747 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
5749 2009-05-26 Doug Kwan <dougkwan@google.com>
5751 * options.cc (General_options::parse_exclude_libs). Fix a comment.
5752 (General_options::check_excluded_libs): Strip off directories in
5753 archive name before matching like GNU ld does.
5754 * testsuite/Makefile.am (MOSTLYCLEANFILES,
5755 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
5756 (exclude_libs_test_LDFLAGS): Add linker option
5757 -Wl,--exclude-libs,libexclude_libs_test_3
5758 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
5759 an explicit archive without using -l.
5760 (alt/libexclude_libs_test_3.a): New make rule.
5761 * testsuite/Makefile.in: Regenerate.
5762 * testsuite/exclude_libs_test.c : Declare lib3_default().
5764 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
5765 * exclude_libs_test_3.c: New file.
5767 2009-05-26 Nick Clifton <nickc@redhat.com>
5769 * po/id.po: New Indonesian translation.
5770 * po/gold.pot: Updated template file.
5772 2009-05-22 Sriraman Tallam <tmsriram@google.com>
5774 * testsuite/Makefile.am: Add -ffunction-sections to compile
5775 gc_comdat_test files. Add -Wl,--gc-sections to build
5777 * testsuite/Makefile.in: Regenerate.
5778 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
5780 2009-05-21 Sriraman Tallam <tmsriram@google.com>
5782 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
5783 kept comdat section was garbage collected.
5784 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
5785 * testsuite/Makefile.in: Regenerate.
5786 * testsuite/gc_comdat_test.sh: New file.
5787 * testsuite/gc_comdat_test_1.cc: New file.
5788 * testsuite/gc_comdat_test_2.cc: New file.
5790 2009-05-19 Doug Kwan <dougkwan@google.com>
5792 * archive.cc (Archive::Archive): Move constructor from archive.h
5793 to here. Initialize no_export_.
5794 (Archive::get_elf_object_for_member): Set no_export flag of object.
5795 * archive.h (Archive::Archive): Move constructor body to
5797 (Archive::no_export): New method.
5798 (Archive::no_export_): New field.
5799 * object.h (Object::Object): Initialize no_export_ to false.
5800 (Object::no_export, Object::set_no_export): New methods.
5801 (Object::no_export_): New field.
5802 * options.cc (General_options::parse_exclude_libs): New method.
5803 (General_options::check_excluded_libs) Same.
5804 * options.h (exclude_libs): New option.
5805 (General_options::check_excluded_libs): New method declaration.
5806 (General_options::excluded_libs_): New field.
5807 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
5808 default or protected visibility if an object has no-export flag set.
5809 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
5810 (check_SCRIPTS): Add exclude_libs_test.sh.
5811 (check_DATA): Add exclude_libs_test.syms.
5812 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
5813 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
5814 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
5815 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
5816 (exclude_libs_test.syms, libexclude_libs_test_1.a,
5817 libexclude_libs_test_2.a): New rules.
5818 * testsuite/Makefile.in: Regenerate.
5819 * testsuite/exclude_libs_test.c: New file.
5820 * testsuite/exclude_libs_test.sh: Ditto.
5821 * testsuite/exclude_libs_test_1.c: Ditto.
5822 * testsuite/exclude_libs_test_2.c: Ditto.
5824 2009-05-15 Ian Lance Taylor <iant@google.com>
5826 * configure.ac: Check for declarations for cases where libiberty.h
5827 checks HAVE_DECL_xxx.
5828 * configure, config.in: Rebuild.
5830 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
5832 * gold.h (Incremental_argument_list): Remove (invalid) forward
5834 * incremental.cc (Incremental_inputs::report_achive): New method.
5835 (Incremental_inputs::report_object): New method.
5836 (Incremental_inputs::report_script): New method.
5837 (Incremental_inputs::finalize_inputs): New method.
5838 (Incremental_inputs::finalize): Call finalize_inputs().
5839 (Incremental_inputs::sized_create_incremental_inputs_section_data):
5840 Create inputs entries.
5841 * incremental.h (Incremental_input_type): New enum.
5842 (Incremental_inputs::Incremental_input): Initialize new fields.
5843 (Incremental_inputs::report_inputs): New method.
5844 (Incremental_inputs::report_achive): New method.
5845 (Incremental_inputs::report_object): New method.
5846 (Incremental_inputs::report_script): New method.
5847 (Incremental_inputs::finalize_inputs): New method.
5848 (Incremental_inputs::Input_info): New struct.
5849 (Incremental_inputs::Input_info_map): New typedef.
5850 (Incremental_inputs::lock_): New field.
5851 (Incremental_inputs::Inputs_): New field.
5852 (Incremental_inputs::Inputs_map): New field.
5853 * main.cc (main): Call Incremental_input::report_inputs.
5854 * options.h (Input_argument_list): Typedef moved from
5856 (Input_file_group::Files): Remove, use ::Input_argument_list.
5857 (Input_file_group::Input_argument_list): Remove, use
5858 ::Input_argument_list.
5859 * plugin.cc (Plugin_manager::add_input_file): Add error in
5861 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
5863 * script.cc (read_input_script): Call
5864 Incremental_input::report_script.
5865 * script.h (Script_info): New class.
5867 2009-04-27 Ian Lance Taylor <iant@google.com>
5869 * x86_64.cc (do_adjust_output_section): Set entsize to
5872 2009-04-23 Elliott Hughes <enh@google.com>
5874 * output.cc (Output_file::close): After short writes, continue
5875 writing from the correct offset in the buffer being written.
5877 2009-04-23 Chris Demetriou <cgd@google.com>
5879 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
5880 * configure: Regenerate.
5881 * config.in: Regenerate.
5882 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
5883 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
5885 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
5887 * incremental.cc (Incremental_inputs_header_data): Renamed from
5888 Incremental_input_header_data.
5889 (Incremental_inputs_header_data::data_size): New field.
5890 (Incremental_inputs_header_data::put_input_file_count): Renamed
5891 from input_file_count.
5892 (Incremental_inputs_header_data::put_command_line_offset): Renamed
5893 from command_line_offset.
5894 (Incremental_inputs_header_data::put_reserved): Renamed from
5896 (Incremental_inputs_entry_data): Renamed from
5897 Incremental_input_entry_data.
5898 (Incremental_inputs_entry_data::data_size): New field.
5899 (Incremental_inputs::report_command_line): New method.
5900 (Incremental_inputs::finalize): New method.
5901 (Incremental_inputs::create_incremental_inputs_data): New method.
5902 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
5903 * incremental.h: New file.
5904 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
5905 (Layout::finalize): Create incremental inputs section in
5907 (Layout::create_incremental_info_sections): New method.
5908 * layout.h (Layout::incremental_inputs): New method.
5909 (Layout::create_incremental_info_sections): New method.
5910 (Layout::incremental_inputs_): New field.
5911 * main.cc (main): Notify Incremental_input of the command line.
5913 2009-04-01 Ian Lance Taylor <iant@google.com>
5914 Mikolaj Zalewski <mikolajz@google.com>
5916 * gold.h (reserve_unordered_map): Define, three versions, one for
5917 each version of Unordered_map.
5918 * layout.cc (Layout::Layout): Remove options parameter. Add
5919 number_of_input_files parameter. Don't initialize options_.
5920 Initialize number_of_input_files_ and resized_signatures_. Move
5921 sections_are_attached_.
5922 (Layout::layout_group): Reserve space for group_signatures_.
5923 (Layout::find_or_add_kept_section): Change name parameter to be a
5924 reference. Resize signatures_ map when it gets large enough.
5925 (Layout::layout_eh_frame): Use parameters->options() instead of
5927 (Layout::make_output_section): Likewise.
5928 (Layout::attach_allocated_section_to_segment): Likewise.
5929 (Layout::finalize, Layout::create_executable_stack): Likewise.
5930 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
5931 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
5932 * layout.h (class Layout): Update declarations. Remove options_
5933 field. Add number_of_input_files_ and resized_signatures_
5934 fields. Move sections_are_attached_ field.
5935 * main.cc (main): Pass number of input files to Layout
5936 constructor. Don't pass options.
5938 2009-03-30 Ian Lance Taylor <iant@google.com>
5940 * ffsll.c (ffsll): Correct implementation.
5942 2009-03-27 Ian Lance Taylor <iant@google.com>
5944 * ffsll.c: New file.
5945 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5946 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5947 * ftruncate.c (ftruncate): Declare before definition.
5948 * mremap.c (mremap): Likewise.
5949 * pread.c (pread): Likewise.
5950 * configure, Makefile.in, config.in: Rebuild.
5952 * mremap.c: New file.
5953 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5954 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5955 (mremap): Declare if HAVE_MREMAP is not defined.
5956 * configure, Makefile.in, config.in: Rebuild.
5958 2009-03-27 Cary Coutant <ccoutant@google.com>
5960 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5961 position independent.
5962 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5963 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5965 2009-03-24 Cary Coutant <ccoutant@google.com>
5967 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5969 (needs_dynamic_reloc): Likewise.
5971 2009-03-24 Ian Lance Taylor <iant@google.com>
5973 * yyscript.y (file_cmd): Recognize EXTERN.
5974 (extern_name_list, extern_name_list_body): New nonterminals.
5975 * script.cc (script_add_extern): Define.
5976 * script-c.h (script_add_extern): Declare.
5978 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
5980 * object.cc (is_elf_object): Define.
5981 * object.h (is_elf_object): Declare.
5982 * archive.cc (Archive::get_elf_object_for_member): Call
5984 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
5986 2009-03-24 Elliott Hughes <enh@google.com>
5988 * output.cc (Output_file::map_anonymous): Define.
5989 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5990 try an anonymous one. Report the size if the mmap fails.
5991 * output.h (class Output_file): Declare map_anonymous.
5993 2009-03-24 Ian Lance Taylor <iant@google.com>
5995 * target-select.cc (instantiate_target): Don't acquire the lock if
5996 the instantiated_target_ field has already been set.
5998 2009-03-23 Ian Lance Taylor <iant@google.com>
6000 * gold-threads.h (class Initialize_lock): Define.
6001 * gold-threads.cc (class Initialize_lock_once): Define.
6002 (initialize_lock_control): New static variable.
6003 (initialize_lock_pointer): New static variable.
6004 (initialize_lock_once): New static function.
6005 (Initialize_lock::Initialize_lock): Define.
6006 (Initialize_lock::initialize): Define.
6007 * target-select.h: Include "gold-threads.h".
6008 (class Target_selector): Add lock_ and initialize_lock_ fields.
6009 Don't define instantiate_target, just declare it.
6010 * target-select.cc (Target_selector::Target_selector): Initialize
6012 (Target_selector::instantiate_target): Define.
6013 * descriptors.h: Include "gold-threads.h".
6014 (class Descriptors): Add initialize_lock_ field.
6015 * descriptors.cc (Descriptors::Descriptors): Initialize new
6017 (Descriptors::open): Use initialize_lock_ field
6018 * errors.h (class Errors): Add initialize_lock_ field.
6019 * errors.cc (Errors::Errors): Initialize new field.
6020 (Errors::initialize_lock): Use initialize_lock_ field.
6021 * powerpc.cc (class Target_selector_powerpc): Remove
6022 instantiated_target_ field. In do_recognize call
6023 instantiate_target rather than do_instantiate_target. In
6024 do_instantiate_target just allocate a new target.
6025 * sparc.cc (class Target_selector_sparc): Likewise.
6027 * freebsd.h: New file.
6028 * i386.cc: Include "freebsd.h".
6029 (Target_i386): Derive from Target_freebsd rather than
6031 (Target_selector_i386): Derive from Target_selector_freebsd rather
6032 than Target_selector.
6033 * x86_64.cc: Include "freebsd.h".
6034 (Target_x86_64): Derive from Target_freebsd rather than
6036 (Target_selector_x86_64): Derive from Target_selector_freebsd
6037 rather than Target_selector.
6038 * target.h (class Target): Add adjust_elf_header and
6039 do_adjust_elf_header.
6040 * output.cc (Output_file_header:: do_sized_write): Call target
6041 adjust_elf_header routine.
6042 * configure.tgt: Set targ_osabi.
6043 * configure.ac: Define GOLD_DEFAULT_OSABI.
6044 * parameters.cc (Parameters::default_target): Pass
6045 GOLD_DEFAULT_OSABI to select_target.
6046 * target-select.h (class Target_selector): Make instantiate_target
6047 protected rather than private.
6048 * Makefile.am (HFILES): Add freebsd.h.
6049 * configure, Makefile.in, config.in: Rebuild.
6051 * merge.cc (do_add_input_section): Correct pend value. Change
6052 message about last entry not being null terminated from error to
6055 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6057 * incremental.cc: New file.
6058 * Makefile.am (CCFILES): Add incremental.cc.
6059 * Makefile.in: Rebuild.
6061 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6063 * layout.cc (Layout::output_section_name): Preserve names
6064 of '.note.' sections.
6066 2009-03-19 Ian Lance Taylor <iant@google.com>
6068 * descriptors.cc (Descriptors::open): Check that the options are
6069 valid before using them.
6071 2009-03-18 Ian Lance Taylor <iant@google.com>
6073 * script-sections.h: Include <list>.
6074 (class Script_sections): Change Sections_elements from std::vector
6075 to std::list. Typedef public Elements_iterator. Add
6076 orphan_section_placement_, data_segment_align_start_, and
6077 saw_data_segment_align_ fields. Remove data_segment_align_index_
6079 * script-sections.cc (class Orphan_section_placement): New class.
6080 (class Sections_element): Add virtual functions is_relro and
6081 orphan_section_init. Remove virtual function place_orphan_here.
6082 (class Output_section_definition): Add is_relro and
6083 orphan_section_init. Remove place_orphan_here.
6084 (class Orphan_output_section): Likewise.
6085 (Script_sections::Script_sections): Update for field changes.
6086 (Script_sections::data_segment_align): Set saw_data_segment_align_
6087 and data_segment_align_start_, not data_segment_align_index.
6088 (Script_sections::data_segment_relro_end): Check
6089 saw_data_segment_align_. Use data_segment_align_start_ rather
6090 than data_segment_align_index_.
6091 (Script_sections::place_orphan): Rewrite to use
6092 Orphan_section_placement.
6094 2009-03-17 Ian Lance Taylor <iant@google.com>
6096 * archive.cc (Archive::add_symbols): Check for a version attached
6097 to the symbol name in the archive map.
6098 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6099 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6100 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6101 (ver_test_11.a): New target.
6102 * testsuite/Makefile.in: Rebuild.
6104 * configure.ac: Check for chsize and posix_fallocate. Replace
6106 * ftruncate.c: New file, from gnulib.
6107 * output.cc (posix_fallocate): Define dummy version if not
6108 HAVE_POSIX_FALLOCATE.
6109 (Output_file::map): Call posix_fallocate rather than lseek and
6111 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6112 * configure, Makefile.in, config.in: Rebuild.
6114 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6116 * layout.h (Layout::create_note): Add section_name parameter.
6117 * layout.cc (Layout::create_note): Likewise.
6118 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6120 2009-03-17 Ian Lance Taylor <iant@google.com>
6122 * descriptors.cc: Include "options.h".
6123 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6124 (Descriptors::open): Always use O_CLOEXEC when opening a new
6125 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6126 then set FD_CLOEXEC.
6128 * sparc.cc (class Target_sparc): Add has_got_section.
6129 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6130 make sure we have a GOT section.
6132 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6133 (Target_sparc::Scan::local): Likewise.
6134 (Target_sparc::Scan::global): Likewise.
6135 (Target_sparc::Relocate::relocate): Likewise.
6136 (Target_sparc::Relocate::relocate_tls): Likewise.
6138 * symtab.cc (Symbol_table::define_default_version): New function,
6139 broken out of add_from_object.
6140 (Symbol_table::add_from_object): Call define_default_version.
6141 (Symbol_table::define_special_symbol): Add resolve_oldsym
6142 parameter. Change all callers. If the version for a symbol comes
6143 from a version script, resolve it with the symbol with the same
6144 name with no version. Also add the symbol without a version if
6146 (do_define_in_output_data): If resolving with oldsym, don't delete
6148 (do_define_in_output_segment): Likewise.
6149 (do_define_as_constant): Likewise.
6150 * symtab.h (class Symbol_table): Update declarations.
6152 2009-03-13 Ian Lance Taylor <iant@google.com>
6154 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6155 (Read_symbols::requeue): New function.
6156 (Read_symbols::do_read_symbols): If make_elf_object fails because
6157 the target type is not configured, and the file was searched for,
6158 issue a warning and retry with the next directory.
6159 (Add_symbols::run): If the file has an incompatible format, and
6160 it was searched for, requeue the Read_symbols task. On error,
6162 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6163 dirindex parameter to constructor. Change all callers. Declare
6164 incompatible_warning and requeue.
6165 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6166 input_argument_ and input_group_ fields. Add them to
6167 constructor. Change all callers.
6168 (class Read_script): Add dirindex_ field. Add it to constructor.
6170 * archive.cc (Archive::setup): Remove input_objects parameter.
6172 (Archive::get_file_and_offset): Likewise.
6173 (Archive::read_all_symbols): Likewise.
6174 (Archive::read_symbols): Likewise.
6175 (Archive::get_elf_object_for_member): Remove input_objects
6176 parameter. Add punconfigured parameter. Change all callers.
6177 (Archive::add_symbols): Change return type to bool. Check return
6178 value of include_member.
6179 (Archive::include_all_members): Likewise.
6180 (Archive::include_member): Change return type to bool. Return
6181 false if first included object has incompatible target. Set
6182 included_member_ field.
6183 (Add_archive_symbols::run): If add_symbols returns false, requeue
6185 * archive.h (class Archive): Add included_member_ field.
6186 Initialize it in constructor. Add input_file and searched_for
6187 methods. Update declarations.
6188 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6189 input_argument_ fields. Add them to constructor. Change all
6191 * script.cc: Include "target-select.h".
6192 (class Parser_closure): Add skip_on_incompatible_target_ and
6193 found_incompatible_target_ fields. Add
6194 skip_on_incompatible_target parameter to constructor. Change all
6195 callers. Add methods skip_on_incompatible_target,
6196 clear_skip_on_incompatible_target, found_incompatible_target, and
6197 set_found_incompatible_target.
6198 (read_input_script): Add dirindex parameter. Change all callers.
6199 If parser finds an incompatible target, requeue Read_symbols
6201 (script_set_symbol): Clear skip_on_incompatible_target in
6203 (script_add_assertion, script_parse_option): Likewise.
6204 (script_start_sections, script_add_phdr): Likewise.
6205 (script_check_output_format): New function.
6206 * script.h (read_input_script): Update declaration.
6207 * script-c.h (script_check_output_format): Declare.
6208 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6209 (ignore_cmd): Remove OUTPUT_FORMAT.
6210 * fileread.cc (Input_file::Input_file): Add explicit this.
6211 (Input_file::will_search_for): New function.
6212 (Input_file::open): Add pindex parameter. Change all callers.
6213 * fileread.h (class Input_file): Add input_file_argument method.
6214 Declare will_search_for. Update declarations.
6215 * object.cc (make_elf_object): Add punconfigured parameter.
6217 * object.h (class Object): Make input_file public. Add
6218 searched_for method.
6219 (make_elf_object): Update declaration.
6220 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6222 * dirsearch.h (class Dirsearch): Update declaration.
6223 * options.h (class General_options): Add --warn-search-mismatch.
6224 * parameters.cc (Parameters::is_compatible_target): New function.
6225 * parameters.h (class Parameters): Declare is_compatible_target.
6226 * workqueue.cc (Workqueue::add_blocker): New function.
6227 * workqueue.h (class Workqueue): Declare add_blocker.
6229 * fileread.cc (Input_file::open): Remove options parameter.
6231 (Input_file::open_binary): Likewise.
6232 * script.cc (read_input_script): Likewise.
6233 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6234 options parameter from constructor. Change all callers.
6235 (class Read_script): Likewise.
6236 * fileread.h (class Input_file): Update declarations.
6237 * script.h (read_input_script): Update declaration.
6239 2009-03-10 Nick Clifton <nickc@redhat.com>
6241 * po/es.po: New Spanish translation.
6243 2009-03-06 Cary Coutant <ccoutant@google.com>
6245 * options.cc (parse_short_option): Keep dash_z from registering itself.
6247 2009-03-03 Ian Lance Taylor <iant@google.com>
6250 * target-reloc.h (relocate_section): Pass output_section to
6252 * i386.cc (Target_i386::should_apply_static_reloc): Add
6253 output_section parameter. Change all callers.
6254 (Target_i386::Relocate::relocate): Add output_section parameter.
6255 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6256 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6257 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6258 * testsuite/two_file_shared.sh: New script.
6259 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6260 (check_DATA): Add two_file_shared.dbg.
6261 (two_file_shared.dbg): New target.
6262 * testsuite/Makefile.in: Rebuild.
6264 2009-03-01 Ian Lance Taylor <iant@google.com>
6266 * configure.ac: Check for byteswap.h.
6267 * configure: Rebuild.
6268 * config.in: Rebuild.
6270 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6272 * layout.cc (Layout::find_or_add_kept_section): New function.
6273 (Layout::add_comdat): Removed.
6274 * layout.h (struct Kept_section): Move out of class Layout.
6275 Remove trailing underscores from field names. Add group_sections
6276 field. Rename group_ field to is_group. Change all uses.
6277 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6278 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6279 comdat_groups_ field.
6280 (Sized_relobj::include_section_group): Use
6281 find_or_add_kept_section and Kept_section::group_sections.
6282 (Sized_relobj::include_linkonce_section): Likewise.
6283 * object.cc (class Sized_relobj): Don't define Comdat_group or
6284 Comdat_group_table. Remove find_comdat_group and
6285 add_comdat_group. Remove comdat_groups_ field.
6286 * plugin.cc (include_comdat_group): Use
6287 Layout::find_or_add_kept_section.
6289 2009-02-28 Ian Lance Taylor <iant@google.com>
6291 * README: --gc-sections and map files are now supported. Document
6292 some build requirements.
6295 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6296 relocatable link set the value of the section symbol to zero.
6297 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6298 relocatable link don't include the section address in the local
6301 2009-02-27 Ian Lance Taylor <iant@google.com>
6304 * options.h (class Search_directory): Add is_system_directory.
6305 (class General_options): Declare is_in_system_directory.
6306 * options.cc (get_relative_sysroot): Make static.
6307 (get_default_sysroot): Make static.
6308 (General_optoins::is_in_system_directory): New function.
6309 * fileread.cc (Input_file::is_in_system_directory): New function.
6310 * fileread.h (class Input_file): Declare is_in_system_directory.
6311 * object.h (class Object): Add is_in_system_directory.
6312 (class Input_objects): Remove system_library_directory_ field.
6313 * object.cc (Input_objects::add_object): Don't set
6314 system_library_directory_.
6315 (input_objects::found_in_system_library_directory): Remove.
6316 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6317 parameter. Change all callers.
6318 (Symbol_table::sized_write_globals): Likewise.
6319 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6320 Call Object::is_in_system_directory.
6321 * symtab.h (class Symbol_table): Update declarations.
6324 * descriptors.h (Open_descriptor): Add is_on_stack field.
6325 * descriptors.cc (Descriptors::open): If the descriptor is on the
6326 top of the stack, remove it. Initialize is_on_stack field.
6327 (Descriptors::release): Only add pod to stack if it is not on the
6329 (Descriptors::close_some_descriptor): Clear stack_next and
6333 * output.cc (Output_section::find_starting_output_address): Rename
6334 from starting_output_address; add PADDR parameter; change return
6336 * output.h (class Output_section): Declare
6337 find_starting_output_address instead of starting_output_address.
6338 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6339 section symbol for which we can't find a merge section.
6342 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6343 hidden or internal, force the symbol to be local.
6344 * resolve.cc (Symbol::override_visibility): Define.
6345 (Symbol::override_base): Use override_visibility.
6346 (Symbol_table::resolve): Likewise.
6347 (Symbol::override_base_with_special): Likewise.
6348 (Symbol_table::override_with_special): If the visibility is hidden
6349 or internal, force the symbol to be local.
6350 * symtab.h (class Symbol): Add set_visibility and
6351 override_visibility.
6352 * testsuite/ver_test_1.sh: New file.
6353 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6354 (check_DATA): Add ver_test_1.syms.
6355 (ver_test_1.syms): New target.
6356 * testsuite/Makefile.in: Rebuild.
6358 2009-02-25 Cary Coutant <ccoutant@google.com>
6360 * layout.cc (Layout::choose_output_section): Don't rename sections
6361 when using a linker script that has a SECTIONS clause.
6362 * Makefile.in: Regenerate.
6364 * testsuite/Makefile.am (script_test_5.sh): New test case.
6365 * testsuite/Makefile.in: Regenerate.
6366 * testsuite/script_test_5.cc: New file.
6367 * testsuite/script_test_5.sh: New file.
6368 * testsuite/script_test_5.t: New file.
6370 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6372 * archive.cc (Archive::include_member): Update calls to add_symbols.
6373 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6374 the Layout argument.
6375 * dynobj.h (do_add_symbols): Add the Layout argument.
6376 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6378 * object.h (Object::add_symbols): Add the Layout argument.
6379 (Object::do_add_symbols): Add the Layout argument.
6380 (Sized_relobj::do_add_symbols): Add the Layout argument.
6381 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6382 Unify the two versions.
6383 (Add_plugin_symbols): Remove.
6384 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6385 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6386 (Add_plugin_symbols): Remove.
6387 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6388 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6389 (Add_symbols::run): Make it work with Pulginobj.
6391 2009-02-06 Ian Lance Taylor <iant@google.com>
6393 * object.cc (Sized_relobj::do_layout): Make info message start
6394 with lower case letter.
6396 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6398 * binary.cc: Fix file comment.
6400 * options.h (enum Incremental_disposition): Define.
6401 (class General_options): Add new options: --incremental,
6402 --incremental_changed, --incremental_unchanged,
6403 --incremental_unknown. Add incremental_disposition_ and
6404 implicit_incremental_ fields.
6405 (General_options::incremental_disposition): New function.
6406 (class Position_dependent_options): Add incremental_disposition
6408 (Position_dependent_options::copy_from_options): Set incremental
6410 * options.cc (General_options::parse_incremental_changed): New
6412 (General_options::parse_incremental_unchanged): New function.
6413 (General_options::parse_incremental_unknown): New function.
6414 (General_options::General_options): Initialize new fields
6415 incremental_disposition_ and implicit_incremental_.
6416 (General_options::finalize): Check for uasge of --incremental-*
6417 without --incremental.
6419 2009-02-06 Chris Demetriou <cgd@google.com>
6421 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6422 pointer and to report location as the file name associated with
6424 (gold_undefined_symbol_at_location): New function to replace the
6425 old gold_undefined_symbol functionality.
6426 * target-reloc.h (relocate_section): Update to use
6427 gold_undefined_symbol_at_location.
6428 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6429 Call gold_undefined_symbol function rather than gold_error.
6430 * errors.h (Errors::undefined_symbol): Take location as a
6431 string, rather than calculating it from a relocation.
6432 * errors.cc (Errors::fatal): Print "fatal error:" before the
6434 (Errors::error, Errors::error_at_location): Print "error: "
6435 before the formatted message.
6436 (Errors::undefined_symbol): Take location as a string, rather
6437 than calculating it from a relocation.
6438 (gold_undefined_symbol_at_location): New function akin to
6439 old gold_undefined_symbol, calculates location from relocation.
6440 (gold_undefined_symbol): Change to take only a Symbol pointer
6441 and to report location as the file name associated with the symbol.
6442 * testsuite/debug_msg.sh: Update for changed error messages.
6443 * testsuite/undef_symbol.sh: Likewise.
6445 2009-02-04 Duncan Sands <baldrick@free.fr>
6448 * reduced_debug_output.h
6449 (Output_reduced_debug_abbrev_section::failed): Use format for
6451 (Output_reduced_debug_info_section::faild): Likewise.
6453 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6455 * script.cc (Lazy_demangler): New class.
6456 (Version_script_info::get_symbol_version_helper): Demangle a
6459 2009-01-29 Cary Coutant <ccoutant@google.com>
6461 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6463 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6465 2009-01-28 Ian Lance Taylor <iant@google.com>
6467 * version.cc (version_string): Bump to 1.9.
6469 * gold.h: Include <cstring> and <stdint.h>.
6470 * version.cc: Include <cstdio>.
6471 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6473 * reduced_debug_output.cc (insert_into_vector): Rename from
6474 Insert_into_vector; change all callers. Use Swap_unaligned to
6475 avoid aliasing issue; remove union since it is unnecessary.
6477 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6479 * Makefile.am (CCFILES): Add gc.cc.
6481 * Makefile.in: Regenerate.
6482 * gold.cc (Gc_runner): New class.
6483 (queue_initial_tasks): Call garbage collection related tasks
6484 when corresponding options are invoked.
6485 (queue_middle_gc_tasks): New function.
6486 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6487 processed early before laying out sections during garbage collection.
6488 * gold.h (queue_middle_gc_tasks): New function.
6489 (is_prefix_of): Move from "layout.cc".
6490 * i386.cc (Target_i386::gc_process_relocs): New function.
6491 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6492 * main.cc (main): Create object of class "Garbage_collection".
6493 * object.cc (Relobj::copy_symbols_data): New function.
6494 (Relobj::is_section_name_included): New function.
6495 (Sized_relobj::do_layout): Allow this function to be called twice
6496 during garbage collection and defer layout of section during the
6498 * object.h (Relobj::get_symbols_data): New function.
6499 (Relobj::is_section_name_included): New function.
6500 (Relobj::copy_symbols_data): New function.
6501 (Relobj::set_symbols_data): New function.
6502 (Relobj::get_relocs_data): New function.
6503 (Relobj::set_relocs_data): New function.
6504 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6505 (Relobj::gc_process_relocs): New function.
6506 (Relobj::do_gc_process_relocs): New pure virtual function.
6507 (Relobj::sd_): New data member.
6508 (Sized_relobj::is_output_section_offset_invalid): New function.
6509 (Sized_relobj::do_gc_process_relocs): New function.
6510 * options.h (General_options::gc_sections): Modify to not be a no-op.
6511 (General_options::print_gc_sections): New option.
6512 * plugin.cc (Plugin_finish::run): Remove function call to
6513 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6514 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6515 * reloc.cc (Read_relocs::run): Add task to process relocs and
6516 determine unreferenced sections when doing garbage collection.
6517 (Gc_process_relocs): New class.
6518 (Sized_relobj::do_gc_process_relocs): New function.
6519 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6520 sections that are garbage collected.
6521 * reloc.h (Gc_process_relocs): New class.
6522 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6523 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6524 symbols whose corresponding sections are garbage collected.
6525 (Symbol_table::Symbol_table): Add new parameter for the garbage
6527 (Symbol_table::gc_mark_undef_symbols): New function.
6528 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6529 (Symbol_table::gc_mark_dyn_syms): New function.
6530 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6532 (Symbol_table::add_from_object): Likewise.
6533 (Symbol_table::add_from_relobj): When building shared objects, do not
6534 treat externally visible symbols as garbage.
6535 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6536 table information for static and relocatable links.
6537 * symtab.h (Symbol_table::set_gc): New function.
6538 (Symbol_table::gc): New function.
6539 (Symbol_table::gc_mark_undef_symbols): New function.
6540 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6541 (Symbol_table::gc_mark_dyn_syms): New function.
6542 (Symbol_table::gc_): New data member.
6543 * target.h (Sized_target::gc_process_relocs): New pure virtual
6545 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6546 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6548 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6550 * options.h (General_options::gc_sections): Define as a no-op for now.
6551 (General_options::no_keep_memory): Ditto.
6552 (General_options::Bshareable): Define.
6553 * options.cc (General_options::finalize): Honor -Bshareable.
6555 2009-01-20 Andreas Schwab <schwab@suse.de>
6557 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6558 read the value in the contents, since we don't use it. Use the
6559 template endianness when writing.
6560 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6562 2009-01-19 Andreas Schwab <schwab@suse.de>
6564 * configure.tgt (powerpc64-*): Fix targ_obj.
6566 2009-01-15 Ian Lance Taylor <iant@google.com>
6568 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6569 local symbols when stripping all symbols.
6571 2009-01-14 Cary Coutant <ccoutant@google.com>
6573 * output.cc (Output_reloc): Add explicit instantiations.
6575 2009-01-14 Cary Coutant <ccoutant@google.com>
6577 * archive.cc (Archive::get_elf_object_for_member): Remove call
6578 to File_read::claim_for_plugin.
6579 * descriptors.cc (Descriptors::open): Remove reference to
6581 (Descriptors::claim_for_plugin): Remove.
6582 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6583 (Descriptors::is_claimed): Remove.
6584 (claim_descriptor_for_plugin): Remove.
6585 * fileread.cc (File_read::claim_for_plugin): Remove.
6586 * fileread.h (File_read::claim_for_plugin): Remove.
6587 (File_read::descriptor): Reopen descriptor if necessary.
6588 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6589 (Plugin_manager::all_symbols_read): Add task parameter. Change
6591 (Plugin_manager::get_input_file): New function.
6592 (Plugin_manager::release_input_file): New function.
6593 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6594 corresponding data member.
6595 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6596 and pass to base constructor. Change all callers.
6597 (get_input_file, release_input_file): New functions.
6598 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6599 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6600 (Plugin_manager::all_symbols_read): Add task parameter.
6601 (Plugin_manager::get_input_file): New function.
6602 (Plugin_manager::release_input_file): New function.
6603 (Plugin_manager::task_): New data member.
6604 (Pluginobj::Pluginobj): Add filesize parameter.
6605 (Pluginobj::filename): New function.
6606 (Pluginobj::descriptor): New function.
6607 (Pluginobj::filesize): New function.
6608 (Pluginobj::filesize_): New data member.
6609 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6610 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6611 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6613 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6614 with archive libraries.
6615 * testsuite/Makefile.in: Regenerate.
6616 * testsuite/plugin_test.c (struct sym_info): New type.
6617 (get_input_file, release_input_file): New static variables.
6618 (onload): Capture new transfer vector entries.
6619 (claim_file_hook): Stop reading at end of file according to filesize.
6620 Factor out parsing of readelf output into separate function.
6621 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6622 APIs and get the source file name from the symbol table. Convert
6623 source file name to corresponding object file name. Print info
6624 message when adding new input files.
6625 (parse_readelf_line): New function.
6626 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6627 * testsuite/plugin_test_2.sh: Likewise.
6628 * testsuite/plugin_test_3.sh: Likewise.
6629 * testsuite/plugin_test_4.sh: New test case.
6631 2009-01-07 Ian Lance Taylor <iant@google.com>
6633 * version.cc (version_string): Bump to 1.8.
6635 2008-12-23 Cary Coutant <ccoutant@google.com>
6637 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6638 * plugin.cc (Plugin_manager::finish): Rename as
6639 layout_deferred_objects. Move cleanup to separate function.
6640 (Plugin_manager::cleanup): New function.
6641 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6643 * plugin.h (Plugin_manager::finish): Rename as
6644 layout_deferred_objects.
6645 (Plugin_manager::cleanup): New function.
6646 (Plugin_manager::cleanup_done): New field.
6648 2008-12-23 Cary Coutant <ccoutant@google.com>
6650 * plugin.cc (is_visible_from_outside): New function.
6651 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6652 so we don't return "IR only" status for exported symbols or -r links.
6654 * testsuite/Makefile.am (plugin_test_3): New test case.
6655 * testsuite/Makefile.in: Regenerate.
6656 * testsuite/plugin_test_3.sh: New file.
6658 2008-12-22 Cary Coutant <ccoutant@google.com>
6660 * object.cc (Sized_relobj::layout_section): New function.
6661 (Sized_relobj::do_layout): Defer layout of input sections until after
6662 plugin has provided replacement files.
6663 (Sized_relobj::do_layout_deferred_sections): New function.
6664 * object.h (Relobj::set_section_offset): Remove virtual keyword.
6665 (Relobj::layout_deferred_sections): New function.
6666 (Relobj::do_layout_deferred_sections): New function.
6667 (Sized_relobj::do_layout_deferred_sections): New function.
6668 (Sized_relobj::layout_section): New function.
6669 (Sized_relobj::Deferred_layout): New structure.
6670 (Sized_relobj::deferred_layout_): New field.
6671 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
6672 Change all callers. Layout deferred sections.
6673 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
6675 (Plugin_hook::run): Move code from do_plugin_hook inline.
6676 (Plugin_hook::do_plugin_hook): Remove.
6677 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
6678 (Plugin_manager::finish): Renamed, was cleanup.
6679 (Plugin_manager::should_defer_layout): New function.
6680 (Plugin_manager::add_deferred_layout_object): New function.
6681 (Plugin_manager::Deferred_layout_list): New type.
6682 (Plugin_manager::deferred_layout_objects_): New field.
6683 (Plugin_hook::do_plugin_hook): Remove.
6685 2008-12-17 Ian Lance Taylor <iant@google.com>
6687 * options.h (class General_options): Add --no case for
6690 2008-12-16 Cary Coutant <ccoutant@google.com>
6692 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
6694 (Plugin_manager::claim_file): Create plugin object even if
6695 plugin did not call the add_symbols callback.
6696 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
6697 asking for more symbols than were added.
6698 * testsuite/Makefile.am (plugin_test_1): Add test case with
6700 (empty.syms): New target.
6701 * testsuite/Makefile.in: Regenerate.
6702 * testsuite/plugin_test.c (claim_file_hook): Add new debug
6703 message. Don't call add_symbols if no globals.
6704 (all_symbols_read_hook): Don't provide replacement for empty
6707 2008-12-12 Ian Lance Taylor <iant@google.com>
6709 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
6710 r_type == 0 for a local symbol with r_sym == 0.
6711 (scan_relocatable_relocs): Pass r_sym to
6712 local_non_section_strategy.
6713 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
6716 * configure.ac: Update test for TLS descriptors: they are
6717 supported as of glibc 2.9.
6718 * configure: Rebuild.
6720 2008-12-11 Ian Lance Taylor <iant@google.com>
6723 * target-reloc.h (Default_scan_relocatable_relocs): For each
6724 function, map r_type == 0 to RELOC_DISCARD.
6726 2008-12-10 Cary Coutant <ccoutant@google.com>
6728 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
6729 object to override a kept COMDAT group from a plugin object.
6731 2008-12-09 Ian Lance Taylor <iant@google.com>
6734 * yyscript.y (file_cmd): Handle INPUT.
6736 * testsuite/initpri1.c: Change all declarations to be full
6737 prototypes by adding void, to avoid compiler warnings.
6739 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
6741 * options.cc (General_options::parse_plugin_opt): New.
6742 (General_options::add_plugin): The argument now is just the filename.
6743 (General_options::add_plugin_option): New.
6744 * options.h (plugin_opt): New.
6745 (add_plugin): Change argument name.
6746 (add_plugin_option): New.
6747 * plugin.cc (Plugin::load): Don't parse the plugin option.
6748 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
6749 (Plugin::add_option): New.
6750 (Plugin::args_): Change type.
6751 (Plugin::filename_): New.
6752 (Plugin_manager::add_plugin_option): New.
6753 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
6754 * testsuite/Makefile.in: Regenerate.
6756 2008-12-05 Cary Coutant <ccoutant@google.com>
6758 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
6759 Handle --strip-lto-sections option.
6760 * options.h (strip_lto_sections): New option.
6762 2008-12-01 Cary Coutant <ccoutant@google.com>
6764 * plugin.cc (ld_plugin_message): Change format parameter to const.
6765 Fix mismatch between new[] and delete.
6767 2008-11-14 Cary Coutant <ccoutant@google.com>
6769 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
6772 2008-11-05 Craig Silverstein <csilvers@google.com>
6774 * options.cc (General_options::parse_dynamic_list): New function.
6775 * options.h (General_options): New flags dynamic_list,
6776 dynamic_list_data, dynamic_list_cpp_new, and
6777 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
6778 (General_options::in_dynamic_list): New function.
6779 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
6780 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
6781 (Lex::can_continue_name): Likewise.
6783 (read_script_file): New parameter script_options.
6784 (read_dynamic_list): New function.
6785 (Script_options::define_dynamic_list): New function.
6786 (dynamic_list_keyword_parsecodes): New variable.
6787 (dynamic_list_keywords): New variable.
6788 * script.h (Script_options::define_dynamic_list): New function
6790 (read_dynamic_list): New function prototype.
6791 * symtab.cc (strprefix): New macro.
6792 (Symbol::should_add_dynsym_entry): Support dynamic_list,
6793 dynamic_list_data, dynamic_list_cpp_new, and
6794 dynamic_list_cpp_typeinfo.
6795 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
6796 (dynamic_list_expr): New rule.
6797 (dynamic_list_nodes): Likewise.
6798 (dynamic_list_node): Likewise.
6799 * testsuite/Makefile.am (dynamic_list): New test.
6800 * testsuite/Makefile.in: Regenerated.
6801 * testsuite/dynamic_list.t: New file.
6802 * testsuite/dynamic_list.sh: New file.
6804 2008-11-05 Craig Silverstein <csilvers@google.com>
6806 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
6807 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
6808 (t11_last): Likewise.
6809 * testsuite/ver_test_6.c (main): Likewise.
6811 2008-10-07 Cary Coutant <ccoutant@google.com>
6813 * options.c (General_options::finalize): Add check for -static and
6815 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6818 2008-10-02 Cary Coutant <ccoutant@google.com>
6820 * plugin.cc (make_sized_plugin_object): Fix conditional
6821 compilation to work when not all targets are enabled.
6823 2008-09-29 Cary Coutant <ccoutant@google.com>
6825 * archive.cc (Archive::get_file_and_offset): Use filename instead
6826 of name to get library path.
6827 (Archive::include_member): Unlock external member of a thin archive.
6829 * testsuite/Makefile.am (TEST_AR): New variable.
6830 (thin_archive_test_1): New test.
6831 (thin_archive_test_2): New test.
6832 * testsuite/Makefile.in: Regenerate.
6833 * testsuite/thin_archive_main.cc: New file.
6834 * testsuite/thin_archive_test_1.cc: New file.
6835 * testsuite/thin_archive_test_2.cc: New file.
6836 * testsuite/thin_archive_test_3.cc: New file.
6837 * testsuite/thin_archive_test_4.cc: New file.
6839 2008-09-29 Cary Coutant <ccoutant@google.com>
6841 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
6842 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
6844 (Sized_relobj::do_finalize_local_symbols): Likewise.
6845 (Sized_relobj::map_to_kept_section): Likewise.
6846 * object.h (Sized_relobj::invalid_address): New constant.
6847 (Sized_relobj::do_output_section_offset): Check for invalid_address
6849 * output.cc (Output_reloc::local_section_offset): Use constant
6850 invalid_address instead of -1U.
6851 (Output_reloc::get_address): Likewise.
6852 (Output_section::output_address): Change -1U to -1ULL.
6853 * output.h (Output_reloc::invalid_address): New constant.
6854 * reloc.cc (Sized_relobj::write_sections): Use constant
6855 invalid_address instead of -1U.
6856 (Sized_relobj::relocate_sections): Likewise.
6857 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
6858 values for merge sections.
6859 * target-reloc.h (relocate_for_relocatable): Use constant
6860 invalid_address instead of -1U.
6862 2008-09-19 Cary Coutant <ccoutant@google.com>
6864 Add plugin functionality for link-time optimization (LTO).
6865 * configure.ac (plugins): Add --enable-plugins option.
6866 * configure: Regenerate.
6867 * config.in: Regenerate.
6868 * Makefile.am (LIBDL): New variable.
6869 (CCFILES): Add plugin.cc.
6870 (HFILES): Add plugin.h.
6871 (ldadd_var): Add LIBDL.
6872 * Makefile.in: Regenerate.
6874 * archive.cc: Include "plugin.h".
6875 (Archive::setup): Don't preread archive symbols when using a plugin.
6876 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
6877 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
6879 (Archive::include_member): Add symbols from plugin objects.
6880 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
6881 * descriptors.cc (Descriptors::open): Check for file descriptors
6882 abandoned by plugins.
6883 (Descriptors::claim_for_plugin): New function.
6884 * descriptors.h (Descriptors::claim_for_plugin): New function.
6885 (Open_descriptor::is_claimed): New field.
6886 (claim_descriptor_for_plugin): New function.
6887 * fileread.cc (File_read::claim_for_plugin): New function.
6888 * fileread.h (File_read::claim_for_plugin): New function.
6889 (File_read::descriptor): New function.
6890 * gold.cc: Include "plugin.h".
6891 (queue_initial_tasks): Add task to call plugin hooks for generating
6893 * main.cc: Include "plugin.h".
6894 (main): Load plugin libraries.
6895 * object.h (Pluginobj): Declare.
6896 (Object::pluginobj): New function.
6897 (Object::do_pluginobj): New function.
6898 (Object::set_target): New function.
6899 * options.cc: Include "plugin.h".
6900 (General_options::parse_plugin): New function.
6901 (General_options::General_options): Initialize plugins_ field.
6902 (General_options::add_plugin): New function.
6903 * options.h (Plugin_manager): Declare.
6904 (General_options): Add --plugin option.
6905 (General_options::has_plugins): New function.
6906 (General_options::plugins): New function.
6907 (General_options::add_plugin): New function.
6908 (General_options::plugins_): New field.
6909 * plugin.cc: New file.
6910 * plugin.h: New file.
6911 * readsyms.cc: Include "plugin.h".
6912 (Read_symbols::do_read_symbols): Check for archive before checking
6913 for ELF file. Call plugin hooks to claim files.
6914 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
6915 from a real object file; force override when processing replacement
6917 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
6918 (Symbol::init_base_object): Likewise.
6919 (Symbol::init_base_output_data): Likewise.
6920 (Symbol::init_base_output_segment): Likewise.
6921 (Symbol::init_base_constant): Likewise.
6922 (Symbol::init_base_undefined): Likewise.
6923 (Symbol::output_section): Assert that object is not a plugin.
6924 (Symbol_table::add_from_pluginobj): New function.
6925 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
6927 (Symbol_table::sized_write_globals): Likewise.
6928 (Symbol_table::add_from_pluginobj): Instantiate template.
6929 * symtab.h (Sized_pluginobj): Declare.
6930 (Symbol::in_real_elf): New function.
6931 (Symbol::set_in_real_elf): New function.
6932 (Symbol::in_real_elf_): New field.
6933 (Symbol_table::add_from_pluginobj): New function.
6935 * testsuite/Makefile.am (AM_CFLAGS): New variable.
6936 (LIBDL): New variable.
6938 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6939 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6940 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6941 (MOSTLYCLEANFILES): Likewise.
6942 * testsuite/Makefile.in: Regenerate.
6943 * testsuite/plugin_test.c: New file.
6944 * testsuite/plugin_test_1.sh: New file.
6945 * testsuite/plugin_test_2.sh: New file.
6947 2008-09-16 Ian Lance Taylor <iant@google.com>
6949 * target-reloc.h (relocate_section): Check whether a symbol is
6950 defined by the ABI before reporting an undefined symbol error.
6951 * target.h (Target::is_defined_by_abi): Make parameter const.
6952 (Target::do_is_defined_by_abi): Likewise.
6953 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6954 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6955 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6956 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6957 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6958 * testsuite/Makefile.in: Rebuild.
6960 * fileread.cc (make_view): Add casts to avoid warning.
6962 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6964 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6965 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6967 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
6969 * options.h (General_options::output_is_executable): New.
6970 (General_options::output_is_pie): New.
6971 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6972 for shared libraries.
6973 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6975 2008-09-11 Chris Demetriou <cgd@google.com>
6977 * options.h (origin): New -z option.
6978 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6979 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6982 2008-09-05 Cary Coutant <ccoutant@google.com>
6984 * fileread.cc (File_read::make_view): Add check for attempt to map
6987 2008-09-05 Cary Coutant <ccoutant@google.com>
6989 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6990 explicit instantiations.
6992 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6995 * options.cc (General_options::finalize): Allow undefined symbols
6996 in shlibs if linking -shared.
6999 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7000 symbols as not needing a dynsym entry.
7002 2008-08-20 Craig Silverstein <csilvers@google.com>
7004 * fileread.cc (File_read::open): Do not lock the file unless it
7005 was successfully opened.
7007 2008-08-14 Cary Coutant <ccoutant@google.com>
7009 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7010 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7011 * testsuite/tls_test.cc (struct int128): 128-bit struct
7012 for testing TLS relocs with non-zero addend.
7013 (v12): New TLS variable.
7015 (t_last): Add check for v12.
7016 * testsuite/tls_test.h (t12): New function.
7017 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7019 2008-08-13 Ian Lance Taylor <iant@google.com>
7021 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7022 set tls_segment_ or relro_segment_.
7023 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7025 * output.h (Output_section::clear_is_relro): New function.
7026 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7027 sections specially even when output_data_ is empty.
7028 (Output_segment::maximum_alignment): When first section is relro,
7029 only force alignment for PT_LOAD segments.
7030 * script.cc (script_data_segment_align): New function.
7031 (script_data_segment_relro_end): New function.
7032 * script-c.h (script_data_segment_align): Declare.
7033 (script_data_segment_relro_end): Declare.
7034 * script-sections.h (class Script_sections): Declare
7035 data_segment_align and data_segment_relro_end. Add fields
7036 segment_align_index_ and saw_relro_end_.
7037 * script-sections.cc (class Sections_element): Add set_is_relro
7038 virtual function. Add new bool* parameter to place_orphan_here.
7039 Add get_output_section virtual function.
7040 (class Output_section_definition): Add set_is_relro. Add new
7041 bool* parameter to place_orphan_here. Add get_output_section.
7042 Add is_relro_ field.
7043 (Output_section_definition::Output_section_definition): Initialize
7044 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7045 and is_relro_ fields.
7046 (Output_section_definition::place_orphan_here): Add is_relro
7048 (Output_section_definition::set_section_addresses): Set relro for
7050 (Output_section_definition::alternate_constraint): Likewise.
7051 (class Orphan_output_section): Add new bool* parameter to
7052 place_orphan_here. Add get_output_section.
7053 (Orphan_output_section::place_orphan_here): Add is_relro
7055 (Script_sections::Script_sections): Initialize
7056 data_segment_align_index_ and saw_relro_end_.
7057 (Script_sections::data_segment_align): New function.
7058 (Script_sections::data_segment_relro_end): New function.
7059 (Script_sections::place_orphan): Set or clear is_relro.
7060 (Script_sections::set_section_addresses): Force alignment of first
7062 * yyscript.y (exp): Call script_data_segment_align and
7063 script_data_segment_relro_end.
7064 * testsuite/relro_script_test.t: New file.
7065 * testsuite/relro_test.cc (using_script): Declare.
7066 (t1, t2): Test using_script.
7067 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7068 (relro_script_test_SOURCES): Define.
7069 (relro_script_test_DEPENDENCIES): Define.
7070 (relro_script_test_LDFLAGS): Define.
7071 (relro_script_test_LDADD): Define.
7072 (relro_script_test.so): New target.
7073 * testsuite/Makefile.in: Rebuild.
7075 2008-08-06 Cary Coutant <ccoutant@google.com>
7077 * archive.cc (Archive::total_archives, Archive::total_members)
7078 (Archive::total_members_loaded): New variables.
7079 (Archive::setup): Add parameter. Add option to preread
7081 (Archive::read_armap): Add counter.
7082 (Archive::get_file_and_offset): New function.
7083 (Archive::get_elf_object_for_member): New function.
7084 (Archive::read_all_symbols): New function.
7085 (Archive::read_symbols): New function.
7086 (Archive::add_symbols): Add counters.
7087 (Archive::include_all_members): Use armap to find members if it's
7089 (Archive::include_member): Skip reading symbols if already read.
7090 Factored code into Archive::get_file_and_offset and
7091 Archive::get_elf_object_for_member. Changed call to
7092 Mapfile::report_include_archive_member.
7093 (Archive::print_stats): New function.
7094 * archive.h: Declare Object and Read_symbols_data classes.
7095 (Archive::Archive): Add initializers for new members.
7096 (Archive::setup): Add parameter.
7097 (Archive::print_stats): New function.
7098 (Archive::total_archives, Archive::total_members)
7099 (Archive::total_members_loaded): New variables.
7100 (Archive::get_file_and_offset): New function.
7101 (Archive::get_elf_object_for_member): New function.
7102 (Archive::read_all_symbols): New function.
7103 (Archive::read_symbols): New function.
7104 (Archive::Archive_member): New class.
7105 (Archive::members_): New member.
7106 (Archive::num_members_): New member.
7107 * main.cc: Include archive.h.
7108 (main): Call Archive::print_stats.
7109 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7110 archive parameter; member_name is now the fully-decorated name.
7111 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7112 * options.h: (General_options): Add --preread-archive-symbols option.
7113 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7116 2008-08-04 Ian Lance Taylor <iant@google.com>
7118 * symtab.h (Symbol::use_plt_offset): New function.
7119 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7120 * powerpc.cc (Relocate::relocate): Likewise.
7121 * sparc.cc (Relocate::relocate): Likewise.
7122 * x86_64.cc (Relocate::relocate): Likewise.
7123 * testsuite/weak_plt.sh: New test.
7124 * testsuite/weak_plt_main.cc: New test.
7125 * testsuite/weak_plt_shared.cc: New test.
7126 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7127 (check_PROGRAMS): Add weak_plt.
7128 (check_DATA): Add weak_plt_shared.so.
7129 (weak_plt_main_pic.o, weak_plt): New targets.
7130 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7131 * testsuite/Makefile.in: Rebuild.
7133 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7135 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7136 * testsuite/Makefile.in: Rebuild.
7138 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7140 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7141 * Makefile.in: Regenerate.
7142 * po/POTFILES.in: Regenerate.
7144 2008-07-29 Ian Lance Taylor <iant@google.com>
7146 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7147 symbols before other symbols.
7148 * testsuite/script_test_2.cc (test_addr): Declare.
7149 (test_addr_alias): Declare.
7150 (main): Check that test_addr and test_addr_alias have the right
7152 * testsuite/script_test_2.t: Define test_addr_alias and
7155 2008-07-24 Ian Lance Taylor <iant@google.com>
7158 * descriptors.cc: New file.
7159 * descriptors.h: New file.
7160 * gold-threads.h (class Hold_optional_lock): New class.
7161 * fileread.cc: Include "descriptors.h".
7162 (File_read::~File_read): Release descriptor rather than closing
7164 (File_read::open) [file]: Call open_descriptor rather than open.
7165 Set is_descriptor_opened_.
7166 (File_read::open) [memory]: Assert that descriptor is not open.
7167 (File_read::reopen_descriptor): New function.
7168 (File_read::release): Release descriptor.
7169 (File_read::do_read): Make non-const. Reopen descriptor.
7170 (File_read::read): Make non-const.
7171 (File_read::make_view): Reopen descriptor.
7172 (File_read::do_readv): Likewise.
7173 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7174 Update declarations.
7175 * layout.cc: Include "descriptors.h".
7176 (Layout::create_build_id): Use open_descriptor rather than open.
7177 * output.cc: Include "descriptors.h".
7178 (Output_file::open): Use open_descriptor rather than open.
7179 * archive.cc (Archive::const_iterator): Change Archive to be
7181 (Archive::begin, Archive::end): Make non-const.
7182 (Archive::count_members): Likewise.
7183 * archive.h (class Archive): Update declarations.
7184 * object.h (Object::read): Make non-const.
7185 * Makefile.am (CCFILES): Add descriptors.cc.
7186 (HFILES): Add descriptors.h.
7187 * Makefile.in: Rebuild.
7190 * gold.h: Always include <clocale>. Add Solaris workarounds
7191 following code in binutils/sysdep.h.
7194 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7195 this->eh_frame_hdr_ is NULL before using it.
7197 * dynobj.cc (Versions::Versions): Update comment.
7199 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7200 the base version name.
7202 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7203 array size plus one.
7204 (Stringpool_template::set_string_offsets): Subtract one from key
7205 before using it as an array index.
7206 (Stringpool_template::get_offset_with_length): Likewise.
7207 (Stringpool_template::write_to_buffer): Likewise.
7208 * stringpool.h (Stringpool_template::get_offset_from_key):
7211 2008-07-23 Ian Lance Taylor <iant@google.com>
7214 * object.h (Merged_symbol_value::value): Do our best to handle a
7218 * script.cc (Version_script_info::get_versions): Don't add empty
7219 version tag to return value.
7220 (Version_script_info::get_symbol_version_helper): Change return
7221 type to bool. Add pversion parameter. Change all callers.
7222 (script_register_vers_node): Don't require a non-NULL tag.
7223 * script.h (class Version_script_info): Update declarations.
7224 (Version_script_info::get_symbol_version): Change return type to
7225 bool. Add version parameter. Change all callers.
7226 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7227 handling. Handle an empty version from a version script.
7228 (Symbol_table::define_special_symbol): Likewise.
7229 * testsuite/ver_test_10.script: New file.
7230 * testsuite/ver_test_10.sh: New file.
7231 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7232 (check_DATA): Add ver_test_10.syms.
7233 (ver_test_10.syms, ver_test_10.so): New target.
7234 * testsuite/Makefile.in: Rebuild.
7236 2008-07-23 Simon Baldwin <simonb@google.com>
7238 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7239 to zero for undefined symbols from dynamic libraries.
7241 2008-07-23 Ian Lance Taylor <iant@google.com>
7243 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7245 * symtab.h (class Symbol_table): Update declaration.
7246 * testsuite/ver_test_9.cc: New file.
7247 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7248 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7249 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7250 (ver_test_9.so, ver_test_9.o): New targets.
7251 * testsuite/Makefile.in: Rebuild.
7253 2008-07-22 Ian Lance Taylor <iant@google.com>
7255 * options.h (class General_options): Define --check-sections.
7256 * layout.cc (Layout::set_segment_offsets): Handle
7259 * options.h (class General_options): Define -n/--nmagic and
7261 * options.cc (General_options::finalize): For -n/--nmagic or
7262 -N/--omagic, set -static.
7263 * layout.cc (Layout::attach_allocated_section_to_segment): If
7264 -N/--omagic, don't put read-only and read-write sections in
7266 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7267 finding a read-only segment.
7268 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7269 don't set the minimum segment alignment to the common page size,
7270 and don't set the file offset to the address modulo the page size.
7271 * script-sections.cc (Script_sections::create_segments): If
7272 -n/--omagic, don't put read-only and read-write sections in
7275 * cref.cc: New file.
7277 * options.h (class General_options): Add --print-symbol-counts.
7278 * main.cc (main): Issue defined symbol report if requested.
7279 * archive.cc (Archive::interpret_header): Make into a const member
7281 (Archive::add_symbols): Call Input_objects::archive_start and
7283 (Archive::const_iterator): Define new class.
7284 (Archive::begin, Archive::end): New functions.
7285 (Archive::include_all_members): Rewrite to use iterator.
7286 (Archive::count_members): New function.
7287 * archive.h (class Archive): Update declarations.
7288 (Archive::filename): New function.
7289 * object.cc: Include "cref.h".
7290 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7291 (Sized_relobj::do_get_global_symbol_counts): New function.
7292 (Input_objects::add_object): Add object to cross-referencer.
7293 (Input_objects::archive_start): New function.
7294 (Input_objects::archive_stop): New function.
7295 (Input_objects::print_symbol_counts): New function.
7296 * object.h: Declare Cref and Archive.
7297 (Object::get_global_symbol_counts): New function.
7298 (Object::do_get_global_symbol_counts): New pure virtual function.
7299 (class Sized_relobj): Add defined_count_ field. Update
7301 (class Input_objects): Add cref_ field. Update constructor.
7302 Update declarations.
7303 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7305 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7307 (Sized_dynobj::do_get_global_symbol_counts): New function.
7308 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7309 defined_count_. Update declarations. Define Symbols typedef.
7310 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7311 parameter. Change all callers.
7312 (Symbol_table::add_from_dynobj): Add sympointers and defined
7313 parameters. Change all callers.
7314 * symtab.h (class Symbol_table): Update declarations.
7315 * Makefile.am (CCFILES): Add cref.cc.
7316 (HFILES): Add cref.h.
7317 * Makefile.in: Rebuild.
7319 2008-07-22 Simon Baldwin <simonb@google.com>
7321 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7322 to zero when writing undefined symbols.
7324 2008-07-22 Ian Lance Taylor <iant@google.com>
7326 * output.cc (Output_section::add_input_section): Don't try to
7327 merge empty merge sections.
7329 2008-07-21 Craig Silverstein <csilvers@google.com>
7331 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7332 Include symbol version in error message.
7334 2008-07-20 Chris Demetriou <cgd@google.com>
7336 * configure.ac (gold_cv_c_random_seed): New configured variable.
7337 (RANDOM_SEED_CFLAGS): New substituted variable.
7338 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7339 * configure: Rebuild.
7340 * Makefile.in: Likewise.
7341 * testsuite/Makefile.in: Likewise.
7343 2008-07-18 Ian Lance Taylor <iant@google.com>
7345 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7346 where we see NAME/NULL and NAME/VERSION as separate symbols.
7347 * testsuite/ver_test_main.cc (main): Call t4.
7348 (t4, t4_2a): Define.
7349 * testsuite/ver_test_2.cc (t4_2): Define.
7350 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7351 * testsuite/ver_test_4.cc (t4_2a): Define.
7352 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7353 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7355 2008-07-17 Ian Lance Taylor <iant@google.com>
7357 * dynobj.cc (Versions::add_def): If we give an error about a
7358 missing version, go ahead and create the version anyhow.
7360 2008-07-10 Ian Lance Taylor <iant@google.com>
7362 Handle output sections with more than 0x7fffffff bytes.
7363 * object.h (class Relobj): Change map_to_output_ to
7364 output_sections_, and just keep a section pointer. Change all
7365 uses. Move comdat group support to Sized_relobj.
7366 (Relobj::is_section_specially_mapped): Remove.
7367 (Relobj::output_section): Remove poff parameter. Change all
7369 (Relobj::output_section_offset): New function.
7370 (Relobj::set_section_offset): Rewrite.
7371 (Relobj::map_to_output): Remove.
7372 (Relobj::output_sections): New function.
7373 (Relobj::do_output_section_offset): New pure virtual function.
7374 (Relobj::do_set_section_offset): Likewise.
7375 (class Sized_relobj): Add section_offsets_ field. Add comdat
7376 group support from Relobj. Update declarations.
7377 (Sized_relobj::get_output_section_offset): New function.
7378 (Sized_relobj::do_output_section_offset): New function.
7379 (Sized_relobj::do_set_section_offset): New function.
7380 * object.cc (Relobj::output_section_address): Remove.
7381 (Sized_relobj::Sized_relobj): Initialize new fields.
7382 (Sized_relobj::include_section_group): Cast find_kept_object to
7384 (Sized_relobj::include_linkonce_section): Likewise.
7385 (Sized_relobj::do_layout): Use separate arrays for output section
7387 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7389 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7390 output_sections and section_offsets.
7391 (Sized_relobj::write_local_symbols): Likewise.
7392 (map_to_kept_section): Compute output address directly.
7393 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7394 output_sections and section_offsets.
7395 (Sized_relobj::write_sections): Likewise.
7396 (Sized_relobj::relocate_sections): Likewise.
7397 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7398 * output.h (class Output_reloc): Update declarations. Change
7399 u2_.relobj to Sized_relobj*.
7400 (class Output_data_reloc): Change add functions to use
7402 * output.cc (Output_reloc::Output_reloc): Change relobj to
7404 (Output_reloc::local_section_offset): Change return type to
7405 Elf_Addr. Use get_output_section_offset.
7406 (Output_reloc::get_address): Likewise.
7407 (Output_section::is_input_address_mapped): Don't call
7408 is_section_specially_mapped.
7409 (Output_section::output_offset): Likewise.
7410 (Output_section::output_address): Likewise.
7411 (Output_section::starting_output_address): Likewise.
7412 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7413 parameter to Sized_relobj*.
7414 (Copy_relocs::need_copy_reloc): Likewise.
7415 (Copy_relocs::save): Likewise.
7416 * copy-relocs.h (class Copy_relocs): Update declarations.
7417 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7418 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7419 * target-reloc.h (relocate_for_relocatable): Change
7420 offset_in_output_section type to Elf_Addr. Change code that uses
7422 * layout.cc (Layout::layout): Always set *off.
7423 * mapfile.cc (Mapfile::print_input_section): Use
7424 output_section_offset.
7425 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7427 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7428 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7429 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7431 2008-07-03 Ian Lance Taylor <iant@google.com>
7433 * layout.cc (Layout::include_section): Do not discard unrecognized
7434 SHT_STRTAB sections.
7436 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7438 * script.cc (Lex::can_continue_name): Make '?' allowable in
7439 version-script names.
7440 * testsuite/version_script.map: Change glob pattern to use '?'
7442 2008-06-30 Manish Singh <yosh@gimp.org>
7445 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7448 2008-06-30 Ian Lance Taylor <iant@google.com>
7452 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7453 versions]: Don't try to read the value in the contents, since we
7454 don't use it. Use the template endianness when writing.
7456 2008-06-25 Cary Coutant <ccoutant@google.com>
7458 * fileread.cc (File_read::make_view): Assert on zero-length view.
7459 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7460 symbol table when there are no symbols to read.
7462 2008-06-23 Craig Silverstein <csilvers@google.com>
7464 * version.cc (version_string): Bump to 1.7
7466 2008-06-18 Craig Silverstein <csilvers@google.com>
7468 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7469 constant 0xFFFF to type Valtype.
7470 (Powerpc_relocate_functions::rel16_ha): Likewise.
7472 2008-06-17 Ian Lance Taylor <iant@google.com>
7474 * output.h (Output_section::Input_section): Initialize p2align_ to
7475 zero for Output_section_data constructors.
7476 (Output_section::Input_section::addralign): If not an input
7477 section, return the alignment of the Output_section_data.
7478 * testsuite/copy_test.cc: New file.
7479 * testsuite/copy_test_1.cc: New file.
7480 * testsuite/copy_test_2.cc: New file.
7481 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7482 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7483 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7484 (copy_test_1_pic.o, copy_test_1.so): New targets.
7485 (copy_test_2_pic.o, copy_test_2.so): New targets.
7486 * testsuite/Makefile.in: Rebuild.
7488 * script-sections.cc (Script_sections::place_orphan): Initialize
7489 local variable exact.
7491 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7493 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7495 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7496 David S. Miller <davem@davemloft.net>
7498 * powerpc.cc: New file.
7499 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7500 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7501 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7502 * Makefile.in: Rebuild.
7504 2008-06-09 Ian Lance Taylor <iant@google.com>
7506 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7508 (throwing, orig_terminate): New static variables.
7509 (terminate_handler): New static function.
7510 (t2): Set terminate handler.
7512 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7515 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7518 2008-05-30 Cary Coutant <ccoutant@google.com>
7520 * archive.cc (Archive::include_all_members) Correct to step
7521 over symbol table and extended name table in thin archives.
7523 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7526 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7529 2008-05-28 Caleb Howe <cshowe@google.com>
7531 * reduced_debug_output.cc: New file.
7532 * reduced_debug_output.h: New file.
7533 * options.h (class General_options): Add --strip-debug-non-line.
7534 * options.cc (General_options::finalize): Add strip_debug_non_line
7535 to the strip heirarchy.
7536 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7538 * layout.cc: Include "reduced_debug_output.h".
7539 (Layout::Layout): Initialize new fields.
7540 (line_only_debug_sections): New static array.
7541 (is_lines_only_debug_sections): New static inline function.
7542 (Layout::include_section): Handle --strip-debug-non-line.
7543 (Layout::make_output_section): If --strip-debug-non-line, build
7544 new output sections for .debug_abbrev and .debug_info.
7545 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7546 gold. Warn about possible overflow.
7547 (read_signed_LEB_128): Likewise.
7548 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7549 (read_signed_LEB_128): Declare.
7550 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7551 (HFILES): Add reduced_debug_output.h.
7552 * Makefile.in: Rebuild.
7554 2008-05-21 Ian Lance Taylor <iant@google.com>
7556 * mapfile.cc: New file.
7557 * mapfile.h: New file.
7558 * options.h (class General_options): Add -M/--print-map and -Map.
7559 * options.cc (General_options::finalize): Make -M equivalent to
7561 * main.cc: Include <cstdio> and "mapfile.h".
7562 (main): Open mapfile if requested.
7563 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7564 constructor. Change caller.
7565 (queue_initial_tasks): Add mapfile parameter. Change caller.
7566 (queue_middle_tasks): Likewise.
7567 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7569 * archive.cc: Include "mapfile.h".
7570 (Archive::add_symbols): Add mapfile parameter. Change all
7571 callers. Pass mapfile, symbol, and reason to include_member.
7572 (Archive::include_all_members): Add mapfile parameter. Change all
7574 (Archive::include_member): Add mapfile, sym, and why parameters.
7575 Change all callers. Report inclusion to map file.
7576 * archive.h: Include "fileread.h".
7577 (class Archive): Update declarations.
7578 (Archive::file): New const method.
7579 (class Add_archive_symbols): Add mapfile_ field. Update
7580 constructor. Change all callers.
7581 * readsyms.h (class Read_symbols): Likewise.
7582 (class Finish_group): Likewise.
7583 (class Read_script): Likewise.
7584 * common.cc: Include "mapfile.h".
7585 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7587 (Symbol_table::do_allocate_commons): Likewise.
7588 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7589 symbol allocation to mapfile.
7590 * common.h (class Allocate_commons_task): Add mapfile_ field.
7591 Update constructor. Change all callers.
7592 * symtab.h (class Symbol_table): Update declarations.
7593 * layout.cc: Include "mapfile.h".
7594 (Layout_task_runner::run): Print information to mapfile.
7595 (Layout::create_gold_note): Change Output_data_fixed_space to
7596 Output_data_zero_fill.
7597 (Layout::create_build_id): Likewise.
7598 (Layout::print_to_mapfile): New function.
7599 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7600 constructor. Change caller.
7601 (class Layout): Declare print_to_mapfile.
7602 * output.cc (Output_section::Input_section::print_to_mapfile): New
7604 (Output_section::add_input_section): If producing a map, always
7605 add to input_sections_ list.
7606 (Output_section::do_print_to_mapfile): New function.
7607 (Output_segment::print_sections_to_mapfile): New function.
7608 (Output_segment::print_section_list_to_mapfile): New function.
7609 * output.h: Include "mapfile.h".
7610 (Output_data::print_to_mapfile): New function.
7611 (Output_data::do_print_to_mapfile): New virtual function.
7612 (Output_segment_headers::do_print_to_mapfile): New function.
7613 (Output_file_header::do_print_to_mapfile): New function.
7614 (Output_data_const::do_print_to_mapfile): New function.
7615 (class Output_data_const_buffer): Add map_name_ field. Update
7616 constructor. Change all callers. Add do_print_to_mapfile
7618 (class Output_data_fixed_space): Likewise.
7619 (class Output_data_space): Likewise.
7620 (class Output_data_zero_fill): New class.
7621 (Output_data_strtab::do_print_to_mapfile): New function.
7622 (Output_data_reloc_base::do_print_to_mapfile): New function.
7623 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7624 (Output_data_group::do_print_to_mapfile): New function.
7625 (Output_data_got::do_print_to_mapfile): New function.
7626 (Output_data_dynamic::do_print_to_mapfile): New function.
7627 (Output_symtab_xindex::do_print_to_mapfile): New function.
7628 (class Output_section): Declare do_print_to_mapflie. Declare
7629 print_to_mapfile in Input_section.
7630 (class Output_segment): Declare new functions.
7631 * object.h (Sized_relobj::symbol_count): New function.
7632 * script-sections.cc
7633 (Output_section_element_dot_assignment::set_section_addresses):
7634 Change Output_data_fixed_space to Output_data_zero_fill.
7635 (Output_data_expression::do_print_to_mapfile): New function.
7636 * script.cc (read_input_script): Add mapfile parameter. Change
7638 * script.h (read_input_script): Update declaration.
7639 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7640 (Eh_frame::do_print_to_mapfile): New function.
7641 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7642 (Output_merge_string::do_print_to_mapfile): New function.
7643 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7645 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7647 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7649 * Makefile.am (CCFILES): Add mapfile.cc.
7650 (HFILES): Add mapfile.h.
7651 * Makefile.in: Rebuild.
7653 2008-05-19 Ian Lance Taylor <iant@google.com>
7655 * options.h (class General_options): Add -z relro.
7656 * layout.cc (Layout::Layout): Initialize relro_segment_.
7657 (Layout::add_output_section_data): Return the output section.
7658 (Layout::make_output_section): Rcognize relro sections and mark
7660 (Layout::attach_allocated_section_to_segment): Put relro sections
7661 in a PT_GNU_RELRO segment.
7662 (Layout::create_initial_dynamic_sections): Mark the .dynamic
7664 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
7666 (Layout::linkonce_mapping): Map d.rel.ro.local to
7668 (Layout::output_section_name): Us .data.rel.ro.local for any
7669 section which begins with that.
7670 * layout.h (class Layout): Update add_output_section_data
7671 declaration. Add relro_segment_ field.
7672 * output.cc (Output_section::Output_section): Initialize is_relro_
7673 and is_relro_local_ fields.
7674 (Output_segment::add_output_section): Group relro sections.
7675 (Output_segment::is_first_section_relro): New function.
7676 (Output_segment::maximum_alignment): If there is a relro section,
7677 align the segment to the common page size.
7678 (Output_segment::set_section_addresses): Track whether we are
7679 looking at relro sections. If the last section is a relro
7680 section, align to the common page size.
7681 (Output_segment::set_section_list_addresses): Add in_relro
7682 parameter. Change all callers. Align to the page size when
7683 moving from relro to non-relro section.
7684 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
7686 * output.h (class Output_section): Add is_relro_ and
7687 is_relro_local_ fields.
7688 (Output_section::is_relro): New function.
7689 (Output_section::set_is_relro): New function.
7690 (Output_section::is_relro_local): New function.
7691 (Output_section::set_is_relro_local): New function.
7692 (class Output_segment): Update declarations.
7693 * i386.cc (Target_i386::got_section): Mark .got section as relro.
7694 * sparc.cc (Target_sparc::got_section): Likewise.
7695 * x86_64.cc (Target_x86_64::got_section): Likewise.
7696 * testsuite/relro_test_main.cc: New file.
7697 * testsuite/relro_test.cc: New file.
7698 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
7699 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
7700 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
7701 (relro_test.so, relro_test_pic.o): New targets.
7702 * testsuite/Makefile.in: Rebuild.
7704 2008-05-16 Ian Lance Taylor <iant@google.com>
7706 * output.cc (Output_segment::add_output_section): Remove front
7708 * output.h (class Output_segment): Remove
7709 add_initial_output_section and overloaded add_output_section.
7710 Update declaration of remaining add_output_section.
7711 * layout.cc (Layout::create_interp): Call add_output_section
7712 rather than add_initial_output_section.
7713 (Layout::finish_dynamic_section): Likewise.
7715 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
7716 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
7717 know the dynamic type.
7718 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
7719 field. Initialize it in constructor.
7720 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
7721 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
7722 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
7725 * output.cc (Output_reloc::get_address): Change return type to
7727 * output.h (class Output_reloc): Update get_address declaration.
7728 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
7729 for section addresses.
7731 2008-05-09 Ian Lance Taylor <iant@google.com>
7734 * gold.cc (gold_nomem): Use return value of write.
7736 2008-05-08 Ian Lance Taylor <iant@google.com>
7738 * symtab.c (Symbol::init_base_output_data): Add version
7739 parameter. Change all callers.
7740 (Symbol::init_base_output_segment): Likewise.
7741 (Symbol::init_base_constant): Likewise.
7742 (Symbol::init_base_undefined): Likewise.
7743 (Sized_symbol::init_output_data): Likewise.
7744 (Sized_symbol::init_output_segment): Likewise.
7745 (Sized_symbol::init_constant): Likewise.
7746 (Sized_symbol::init_undefined): Likewise.
7747 (Symbol_table::do_define_in_output_data): If the new symbol has a
7748 version, mark it as the default.
7749 (Symbol_table::do_define_in_output_segment): Likewise.
7750 (Symbol_table::do_define_as_constant): Likewise.
7751 * symtab.h (class Symbol): Update declarations.
7752 (class Sized_symbol): Likewise.
7753 * resolve.cc (Symbol::override_version): New function.
7754 (Symbol::override_base): Call override_version.
7755 (Symbol::override_base_with_special): Likewise.
7756 * testsuite/ver_script_8.script: New file.
7757 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
7758 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
7759 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
7760 (ver_test_8_1.so, ver_test_8_2.so): New targets.
7762 2008-05-06 Ian Lance Taylor <iant@google.com>
7765 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
7767 (class General_options): Remove existing --undefined, and add
7768 --no-undefined instead. Add new --undefined as synonym for -u.
7769 * archive.cc (Archive::add_symbols): Check whether symbol was
7771 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
7772 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
7773 all uses. Add IS_UNDEFINED. Update declarations to split
7774 different versions of init_base. Declare init_base_undefined.
7775 (Symbol::is_defined): Handle IS_UNDEFINED.
7776 (Symbol::is_undefined): Likewise.
7777 (Symbol::is_weak_undefined): Call is_undefined.
7778 (Symbol::is_absolute): Handle IS_CONSTANT.
7779 (class Sized_symbol): Update declarations to split different
7780 versions of init. Declare init_undefined.
7781 (class Symbol_table): Declare new functions.
7782 * symtab.cc (Symbol::init_base_object): Rename from init_base.
7784 (Symbol::init_base_output_data): Likewise.
7785 (Symbol::init_base_output_segment): Likewise.
7786 (Symbol::init_base_constant): Likewise.
7787 (Symbol::init_base_undefined): New function.
7788 (Sized_symbol::init_object): Rename from init. Change all
7790 (Sized_symbol::init_output_data): Likewise.
7791 (Sized_symbol::init_output_segment): Likewise.
7792 (Sized_symbol::init_constant): Likewise.
7793 (Sized_symbol::init_undefined): New function.
7794 (Symbol_table::add_undefined_symbols_from_command_line): New
7796 (Symbol_table::do_add_undefined_symbols_from_command_line): New
7798 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
7799 (Symbol::output_section): Likewise.
7800 (Symbol::set_output_section): Likewise.
7801 (Symbol_table::sized_finalize_symbol): Likewise.
7802 (Symbol_table::sized_write_globals): Likewise.
7803 * resolve.cc (Symbol_table::should_override): Likewise.
7804 (Symbol::override_base_with_special): Likewise.
7806 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
7807 symbol, change it to have default visibility.
7808 * testsuite/protected_1.cc: New file.
7809 * testsuite/protected_2.cc: New file.
7810 * testsuite/protected_3.cc: New file.
7811 * testsuite/protected_main_1.cc: New file.
7812 * testsuite/protected_main_2.cc: New file.
7813 * testsuite/protected_main_3.cc: New file.
7814 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
7815 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
7816 (protected_1_LDFLAGS, protected_1_LDADD): Define.
7817 (protected_1.so): New target.
7818 (protected_1_pic.o, protected_2_pic.o): New targets.
7819 (protected_3_pic.o): New target.
7820 (check_PROGRAMS): Add protected_2.
7821 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
7822 (protected_2_LDFLAGS, protected_2_LDADD): Define.
7823 * testsuite/Makefile.in: Rebuild.
7825 * options.h (DEFINE_var): Add set_user_set_##varname__.
7826 (DEFINE_bool_alias): New macro.
7827 (class General_options): Define -Bstatic using DEFINE_bool_alias
7828 rather than DEFINE_special. Add --undefined as an alias for -z
7830 * options.cc (General_options::parse_Bstatic): Remove.
7832 * options.h (class General_options): Add --fatal-warnings.
7833 * main.cc (main): Implement --fatal-warnings.
7834 * errors.h (Errors::warning_count): New function.
7836 * options.h (class General_options): Add -Bsymbolic-functions.
7837 * symtab.h (Symbol::is_preemptible): Check for
7838 -Bsymbolic-functions.
7840 2008-05-05 Ian Lance Taylor <iant@google.com>
7842 * options.h (DEFINE_bool): For DASH_Z, create the negative option
7843 as noVARNAME rather than no-VARNAME.
7844 (class General_options): Add option -z combreloc.
7845 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
7847 (Output_reloc::sort_before) [SHT_REL]: New function.
7848 (Output_reloc::sort_before) [SHT_RELA]: New function.
7849 (class Output_data_reloc_base): Add sort_relocs_ field. Define
7850 Sort_relocs_comparison.
7851 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
7852 parameter. Change all callers.
7853 (Output_data_reloc::Output_data_reloc) [both versions]: Add
7854 sort_relocs parameter. Change all callers.
7855 * output.cc (Output_reloc::get_address): New function, broken out
7857 (Output_reloc::write_rel): Call it.
7858 (Output_reloc::compare): New function.
7859 (Output_data_reloc_base::do_write): Optionally sort relocs.
7861 * configure.ac: If targ_extra_obj is set, link it in.
7862 * configure.tgt: Initialize all variables.
7863 (x86_64*): Set targ_extra_obj and targ_extra_size.
7864 * configure: Rebuild.
7866 * object.cc (Sized_relobj::include_section_group): Adjust section
7867 indexes read from group data. Build vector to pass to
7869 * layout.cc (Layout::layout_group): Add flags and shndxes
7870 parameters. Remove contents parameter. Change caller. Update
7871 explicit instantiations.
7872 * layout.h (class Layout): Update layout_group declaration.
7873 * output.cc (Output_data_group::Output_data_group): Add flags and
7874 input_shndxes parameters. Remove contents parameter. Change
7876 (Output_data_group::do_write): Change input_sections_ to
7878 * output.h (class Output_data_group): Update constructor
7879 declaration. Rename input_sections_ to input_shndxes_.
7880 * testsuite/many_sections_test.cc: Add template.
7882 2008-04-30 Cary Coutant <ccoutant@google.com>
7884 * target-reloc.h (relocate_section): Fix dead-pointer bug.
7886 * layout.cc (Layout::include_section): Refactored check for debug
7888 (Layout::add_comdat): Add new parameters. Change type
7889 of signature parameter. Add object and shndx to signatures table.
7890 (Layout::find_kept_object): New function.
7891 * layout.h: Include <cstring>.
7892 (Layout::is_debug_info_section): New function.
7893 (Layout::add_comdat): Add new parameters.
7894 (Layout::find_kept_object): New function.
7895 (Layout::Kept_section): New struct.
7896 (Layout::Signatures): Change type of map range.
7897 * object.cc (Relobj::output_section_address): New function.
7898 (Sized_relobj::include_section_group): Add new parameters. Change
7899 calls to Layout::add_comdat. Change to build table of kept comdat
7900 groups and table mapping discarded sections to kept sections.
7901 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
7902 (Sized_relobj::do_layout): Change calls to include_section_group and
7903 include_linkonce_section.
7904 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
7905 value to zero when section is discarded.
7906 (Sized_relobj::map_to_kept_section): New function.
7907 * object.h (Relobj::output_section_address): New function.
7908 (Relobj::Comdat_group): New type.
7909 (Relobj::find_comdat_group): New function.
7910 (Relobj::Comdat_group_table): New type.
7911 (Relobj::Kept_comdat_section): New type.
7912 (Relobj::Kept_comdat_section_table): New type.
7913 (Relobj::add_comdat_group): New function.
7914 (Relobj::set_kept_comdat_section): New function.
7915 (Relobj::get_kept_comdat_section): New function.
7916 (Relobj::comdat_groups_): New field.
7917 (Relobj::kept_comdat_sections_): New field.
7918 (Symbol_value::input_value): Update comment.
7919 (Sized_relobj::map_to_kept_section) New function.
7920 (Sized_relobj::include_linkonce_section): Add new parameter.
7921 * target-reloc.h (Comdat_behavior): New type.
7922 (get_comdat_behavior): New function.
7923 (relocate_section): Add code to map a discarded section to the
7924 corresponding kept section when applying a relocation.
7926 2008-04-30 Craig Silverstein <csilvers@google.com>
7928 * dwarf_reader.cc (next_generation_count): New static var.
7929 (Addr2line_cache_entry): New struct.
7930 (addr2line_cache): New static var.
7931 (Dwarf_line_info::one_addr2line): Added caching.
7932 (Dwarf_line_info::clear_addr2line_cache): New function.
7933 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
7934 cache-size parameter.
7935 (Dwarf_line_info::one_addr2line_cache): New function.
7936 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7937 new cache-size argument to one_addr2line(), and clear cache.
7939 2008-04-28 Cary Coutant <ccoutant@google.com>
7941 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7942 R_386_PC8 relocations.
7944 2008-04-23 Ian Lance Taylor <iant@google.com>
7946 * object.cc (Sized_relobj::include_section_group): Check for
7947 invalid section group.
7949 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7952 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7953 than read for file header.
7954 * archive.cc (Archive::include_member): Likewise.
7956 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7958 * aclocal.m4: Regenerate.
7959 * configure: Regenerate.
7961 2008-04-19 Ian Lance Taylor <iant@google.com>
7963 * version.cc (version_string): Bump to 1.6.
7965 * testsuite/Makefile.am (many_sections_r_test): New target.
7966 (many_sections_r_test_SOURCES): Remove.
7967 (many_sections_r_test_DEPENDENCIES): Remove.
7968 (many_sections_r_test_LDFLAGS): Remove.
7969 (many_sections_r_test_LDADD): Remove.
7971 * object.cc (Sized_relobj::do_add_symbols): Always pass
7972 local_symbol_count_ to add_from_relobj.
7974 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7975 every thousand variables.
7976 * testsuite/Makefile.in: Rebuild.
7978 * object.cc (Xindex::initialize_symtab_xindex): New function.
7979 (Xindex::read_symtab_xindex): New function.
7980 (Xindex::sym_xindex_to_shndx): New function.
7981 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7983 (Sized_relobj::do_initialize_xindex): New function.
7984 (Sized_relobj::do_read_symbols): Adjust section links.
7985 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7986 parameter. Change all callers.
7987 (Sized_relobj::include_section_group): Adjust section links and
7988 symbol section indexes.
7989 (Sized_relobj::do_layout): Adjust section links.
7990 (Sized_relobj::do_count_local_symbols): Adjust section links and
7991 symbol section indexes.
7992 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7993 ordinary and special symbols.
7994 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7995 dynsym_xindex parameters. Change all callers. Adjust section
7996 links. Use SHN_XINDEX when needed.
7997 (Sized_relobj::get_symbol_location_info): Adjust section links.
7998 Don't get fooled by special symbols.
7999 * object.h (class Xindex): Define.
8000 (class Object): Add xindex_ parameter. Declare virtual functoin
8001 do_initialize_xindex.
8002 (Object::adjust_sym_shndx): New function.
8003 (Object::set_xindex): New protected function.
8004 (class Symbol_value): Add is_ordinary_shndx_ field.
8005 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8006 (Symbol_value::value): Assert ordinary section.
8007 (Symbol_value::initialize_input_to_output_map): Likewise.
8008 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8010 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8012 (class Sized_relobj): Update declarations.
8013 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8014 parameter. Change all callers.
8015 (Sized_relobj::adjust_shndx): New function.
8016 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8018 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8019 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8020 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8021 (Sized_dynobj::read_dynsym_section): Adjust section links.
8022 (Sized_dynobj::read_dynamic): Likewise.
8023 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8025 (Sized_dynobj::do_initialize_xindex): New function.
8026 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8027 do_initialize_xindex.
8028 (Sized_dynobj::adjust_shndx): New function.
8029 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8030 dynsym_xindex_ fields.
8031 (Layout::finalize): Add a call to set_section_indexes before
8032 creating the symtab sections.
8033 (Layout::set_section_indexes): Don't do anything if the section
8034 already has a section index.
8035 (Layout::create_symtab_sections): Add shnum parameter. Change
8036 caller. Create .symtab_shndx section if needed.
8037 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8039 (Layout::allocated_output_section_count): New function.
8040 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8042 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8043 fields. Update declarations.
8044 (Layout::symtab_xindex): New function.
8045 (Layout::dynsym_xindex): New function.
8046 (class Write_symbols_task): Add layout_ field.
8047 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8049 * output.cc (Output_section_headers::Output_section_headers): Add
8050 shstrtab_section parameter. Change all callers.
8051 (Output_section_headers::do_sized_write): Store overflow values
8052 for section count and section string table section index in
8053 section header zero.
8054 (Output_file_header::do_sized_write): Check for overflow of
8055 section count and section string table section index.
8056 (Output_symtab_xindex::do_write): New function.
8057 (Output_symtab_xindex::endian_do_write): New function.
8058 * output.h (class Output_section_headers): Add shstrtab_section_.
8059 Update declarations.
8060 (class Output_symtab_xindex): Define.
8061 (Output_section::has_out_shndx): New function.
8062 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8064 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8066 (Sized_symbol::init): Likewise.
8067 (Symbol::output_section): Check for ordinary symbol.
8068 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8069 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8071 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8072 Change all callers. Simplify handling of symbols from sections
8073 not included in the link.
8074 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8076 (Weak_alias_sorter::operator()): Assert that symbols are
8078 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8080 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8081 parameters. Change all callers.
8082 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8083 symbol distinction. Use SHN_XINDEX when needed.
8084 (Symbol_table::write_section_symbol): Add symtab_xindex
8085 parameter. Change all callers.
8086 (Symbol_table::sized_write_section_symbol): Likewise. Use
8087 SHN_XINDEX when needed.
8088 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8090 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8091 (Symbol::is_defined): Check is_ordinary.
8092 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8093 (Symbol::is_absolute, Symbol::is_common): Likewise.
8094 (class Sized_symbol): Update declarations.
8095 (class Symbol_table): Update declarations.
8096 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8097 parameters. Change all callers.
8098 (Sized_symbol::override): Likewise.
8099 (Symbol_table::override): Likewise.
8100 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8101 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8102 is_ordinary, and orig_st_shndx parameters. Change all callers.
8103 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8104 to be in an ordinary section.
8105 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8106 object and is_ordinary parameters. Change all callers.
8107 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8108 Change all callers. Don't add undefined or non-ordinary symbols
8110 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8112 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8114 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8115 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8116 (Sized_relobj::relocate_sections): Likewise.
8117 * target-reloc.h (scan_relocs): Adjust section symbol index.
8118 (scan_relocatable_relocs): Likewise.
8119 * i386.cc (Scan::local): Check for ordinary symbols.
8120 * sparc.cc (Scan::local): Likewise.
8121 * x86_64.cc (Scan::local): Likewise.
8122 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8123 to symbol_section_and_value.
8124 * testsuite/many_sections_test.cc: New file.
8125 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8126 (check_PROGRAMS): Add many_sections_test.
8127 (many_sections_test_SOURCES): Define.
8128 (many_sections_test_DEPENDENCIES): Define.
8129 (many_sections_test_LDFLAGS): Define.
8130 (BUILT_SOURCES): Add many_sections_define.h.
8131 (many_sections_define.h): New target.
8132 (BUILT_SOURCES): Add many_sections_check.h.
8133 (many_sections_check.h): New target.
8134 (check_PROGRAMS): Add many_sections_r_test.
8135 (many_sections_r_test_SOURCES): Define.
8136 (many_sections_r_test_DEPENDENCIES): Define.
8137 (many_sections_r_test_LDFLAGS): Define.
8138 (many_sections_r_test_LDADD): Define.
8139 (many_sections_r_test.o): New target.
8140 * testsuite/Makefile.in: Rebuild.
8142 2008-04-17 Cary Coutant <ccoutant@google.com>
8144 * errors.cc (Errors::info): New function.
8145 (gold_info): New function.
8146 * errors.h (Errors::info): New function.
8147 * gold.h (gold_info): New function.
8148 * object.cc (Input_objects::add_object): Print trace output.
8149 * options.cc (options::parse_set): New function.
8150 (General_options::parse_wrap): Deleted.
8151 (General_options::General_options): Deleted initializer.
8152 * options.h (options::String_set): New typedef.
8153 (options::parse_set): New function.
8154 (DEFINE_set): New macro.
8155 (General_options::wrap): Changed to use DEFINE_set. Changed
8156 callers of any_wrap_symbols and is_wrap_symbol.
8157 (General_options::trace, General_options::trace_symbol):
8159 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8160 (General_options::wrap_symbols_): Deleted.
8161 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8163 2008-04-17 David S. Miller <davem@davemloft.net>
8165 * options.cc (General_options::parse_V): New function.
8166 * options.h: Add entries for -V and -Qy.
8168 2008-04-17 Ian Lance Taylor <iant@google.com>
8170 * common.cc (Symbol_table::allocate_commons): Remove options
8171 parameter. Change caller.
8172 (Symbol_table::do_allocate_commons): Remove options parameter.
8173 Change caller. Just call do_allocate_commons_list twice.
8174 (Symbol_table::do_allocate_commons_list): New function, broken out
8175 of do_allocate_commons.
8176 * common.h (class Allocate_commons_task): Remove options_ field.
8178 * symtab.cc (Symbol_table::Symbol_table): Initialize
8180 (Symbol_table::add_from_object): Put TLS common symbols on
8182 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8183 which are IN_OUTPUT_DATA.
8184 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8185 allocate_commons and do_allocate_commons declarations. Declare
8186 do_allocate_commons_list.
8187 * gold.cc (queue_middle_tasks): Update creation of
8188 Allocate_commons_task to not pass options.
8189 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8190 (TLS_TEST_C_FLAGS): New variable.
8191 (tls_test_c_pic.o): New target.
8192 (tls_test_shared.so): Link in tls_test_c_pic.o.
8193 (tls_test_c_pic_ie.o): New target.
8194 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8195 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8196 (tls_test_c.o): New target.
8197 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8198 (tls_pic_test_LDADD): Likewise.
8199 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8200 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8201 (tls_test_c_gnu2.o): New target.
8202 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8204 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8205 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8206 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8207 * testsuite/tls_test.cc: Include "config.h".
8208 (t_last): Call t11_last.
8209 * testsuite/tls_test.h (t11, t11_last): Declare.
8210 * testsuite/tls_test_c.c: New file.
8211 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8212 * configure.ac: Check for OpenMP support.
8213 * configure, config.in, Makefile.in: Rebuild.
8214 * testsuite/Makefile.in: Rebuild.
8216 2008-04-16 Cary Coutant <ccoutant@google.com>
8218 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8219 (Target_i386::tls_base_symbol_defined_): New field.
8220 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8221 (Target_i386::Scan::global): Likewise.
8222 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8223 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8224 (Target_x86_64::tls_base_symbol_defined_): New field.
8225 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8226 (Target_x86_64::Scan::global): Likewise.
8228 2008-04-16 Cary Coutant <ccoutant@google.com>
8230 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8231 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8232 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8233 building shared libraries.
8234 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8235 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8236 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8237 * testsuite/Makefile.in: Rebuild.
8238 * testsuite/weak_undef.h: New file.
8239 * testsuite/weak_undef_file1.cc: Add extra test cases.
8240 * testsuite/weak_undef_file2.cc: Likewise.
8241 * testsuite/weak_undef_test.cc: Likewise.
8243 2008-04-16 David S. Miller <davem@davemloft.net>
8245 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8246 Add issued_non_pic_error_ field. Declare check_non_pic.
8247 (Target_sparc::Scan::check_non_pic): New function.
8248 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8249 (Target_sparc::Scan::global): Likewise.
8251 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8252 * configure: Rebuild.
8254 * options.h (DEFINE_enable): New macro.
8255 (new_dtags): New enable option.
8256 (initfirst, interpose, loadfltr, nodefaultlib,
8257 nodelete, nodlopen, nodump): New -z options.
8258 * layout.cc (Layout:finish_dynamic_section): If new
8259 dtags enabled, emit DT_RUNPATH. Also, emit a
8260 DT_FLAGS_1 containing any specified -z flags.
8262 2008-04-16 Ian Lance Taylor <iant@google.com>
8264 * copy-relocs.cc: New file.
8265 * copy-relocs.h: New file.
8266 * reloc.cc: Remove Copy_relocs code.
8267 * reloc.h: Likewise.
8268 * reloc-types.h (struct Reloc_types) [both versions]: Add
8269 get_reloc_addend_noerror.
8270 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8271 variants of add_global which take an addend which must be zero.
8272 * i386.cc: Include "copy-relocs.h".
8273 (class Target_i386): Change type of copy_relocs_ to variable,
8275 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8277 (Target_i386::do_finalize_sections): Change handling of
8279 * sparc.cc: Include "copy-relocs.h".
8280 (class Target_sparc): Change type of copy_relocs_ to variable,
8282 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8284 (Target_sparc::do_finalize_sections): Change handling of
8286 * x86_64.cc: Include "copy-relocs.h".
8287 (class Target_x86_64): Change type of copy_relocs_ to variable,
8289 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8290 class. Change all callers.
8291 (Target_x86_64::do_finalize_sections): Change handling of
8293 * Makefile.am (CCFILES): Add copy-relocs.cc.
8294 (HFILES): Add copy-relocs.h.
8296 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8298 * testsuite/script_test_4.sh: Permit leading zeroes.
8300 2008-04-15 Ian Lance Taylor <iant@google.com>
8302 * script-sections.cc (Script_sections::create_segments): Use
8303 header_size_adjustment even when there is enough room for the
8305 * testsuite/script_test_4.sh: New file.
8306 * testsuite/script_test_4.t: New file.
8307 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8308 (check_DATA): Add script_test_4.stdout.
8309 (MOSTLYCLEANFILES): Likewise.
8310 (script_test_4): New target.
8311 (script_test_4.stdout): New target.
8312 * testsuite/Makefile.in: Rebuild.
8314 * sparc.cc: Add definitions for Output_data_plt_sparc class
8317 2008-04-14 David S. Miller <davem@davemloft.net>
8319 * sparc.cc: New file.
8320 * Makefile.am (TARGETSOURCES): Add sparc.cc
8321 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8322 * configure.tgt: Document targ_extra_size and
8323 targ_extra_big_endian. Add entries for sparc-* and
8325 * configure.ac: Handle targ_extra_size and
8326 targ_extra_big_endian.
8327 * Makefile.in: Rebuild.
8328 * configure: Likewise.
8329 * po/POTFILES.in: Likewise.
8330 * po/gold.pot: Likewise.
8332 2008-04-14 Ian Lance Taylor <iant@google.com>
8334 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8335 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8336 in the name/type/flags to section mapping. Don't call
8337 allocate_output_section.
8338 (Layout::choose_output_section): Change parameter from adjust_name
8339 to is_input_section. Don't permit input sections after sections
8340 are attached to segments. Don't call allocate_output_section.
8341 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8342 not write_enable_output_section.
8343 (Layout::make_output_section): Don't push to
8344 unattached_section_list_ nor call attach_to_segment. Call
8345 attach_section_to_segment if sections are attached.
8346 (Layout::attach_sections_to_segments): New function.
8347 (Layout::attach_section_to_segment): New function.
8348 (Layout::attach_allocated_section_to_segment): Rename from
8349 attach_to_segment. Remove flags parameter.
8350 (Layout::allocate_output_section): Remove function.
8351 (Layout::write_enable_output_section): Remove function.
8352 * layout.h (class Layout): Update for above changes. Add new
8353 field sections_are_attached_.
8354 * output.h (Output_section::update_flags_for_input_section): New
8356 * output.cc (Output_section::add_input_section): Call
8357 update_flags_for_input_section.
8358 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8360 2008-04-11 Cary Coutant <ccoutant@google.com>
8362 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8363 thought unnecessary.
8364 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8366 2008-04-11 Ian Lance Taylor <iant@google.com>
8368 * output.h (class Output_section_data): Remove inline definition
8370 * output.cc (Output_section_data::set_addralign): New function.
8372 2008-04-11 Cary Coutant <ccoutant@google.com>
8374 Add support for TLS descriptors for i386 and x86_64.
8375 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8376 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8377 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8379 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8380 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8381 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8383 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8384 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8385 Fix problem with initial-exec relocations.
8386 (Target_i386::Relocate::relocate_tls): Likewise.
8387 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8389 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8390 support for section-plus-offset dynamic table entries.
8391 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8392 (Output_data_dynamic::Dynamic_entry): Add support for
8393 section-plus-offset dynamic table entries.
8394 (Output_data_dynamic::Classification): Likewise.
8395 (Output_data_dynamic::classification_): Renamed offset_.
8396 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8397 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8398 (Target_x86_64::make_plt_section): New function.
8399 (Target_x86_64::reserve_tlsdesc_entries): New function.
8400 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8401 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8402 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8403 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8404 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8405 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8406 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8407 add extra PLT entry for TLS descriptors.
8408 (Output_data_plt_x86_64::got_): New field.
8409 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8410 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8412 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8414 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8415 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8416 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8417 R_386_TLS_DESC_CALL relocations.
8418 (Target_x86_64::Scan::global): Likewise.
8419 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8420 for TLS descriptors.
8421 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8422 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8423 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8424 GD-to-IE relaxation.
8425 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8426 and TLS_DESCRIPTORS.
8427 * Makefile.in: Rebuild.
8428 * configure: Rebuild.
8429 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8430 (tls_test_shared2.so): New target.
8431 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8432 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8433 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8434 (tls_shared_gd_to_ie_test_LDADD): New variable.
8435 (tls_shared_gnu2_gd_to_ie_test): New target.
8436 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8438 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8439 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8440 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8441 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8442 (tls_shared_gnu2_test): New target.
8443 (tls_test_gnu2_shared.so): New target.
8444 (tls_shared_gnu2_test_SOURCES): New variable.
8445 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8446 (tls_shared_gnu2_test_LDFLAGS): New variable.
8447 (tls_shared_gnu2_test_LDADD): New variable.
8448 * testsuite/Makefile.in: Rebuild.
8449 * testsuite/Makefile.
8451 2008-04-11 Ian Lance Taylor <iant@google.com>
8453 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8455 * testsuite/Makefile.in: Rebuild.
8457 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8459 * testsuite/script_test_2.cc (main): Adjust test.
8461 2008-04-11 David S. Miller <davem@davemloft.net>
8462 Ian Lance Taylor <iant@google.com>
8464 * options.h (General_options): Add entries for '-Y' and
8466 * options.cc (General_options:finalize): If -Y was used, add those
8467 entries to the library path instead of the default "/lib" and
8470 2008-04-11 David S. Miller <davem@davemloft.net>
8472 * testsuite/justsyms.t: Start at 0x100.
8473 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8474 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8476 * testsuite/script_test_2.cc: Adjust string and section length
8479 2008-04-09 Ian Lance Taylor <iant@google.com>
8482 * script-sections.cc (Sections_element::allocate_to_segment): Add
8484 (Output_section_definition::allocate_to_segment): Likewise.
8485 (Orphan_output_section::allocate_to_segment): Likewise.
8486 (Script_sections::attach_sections_using_phdrs_clause): Don't
8487 propagate non-PT_LOAD segments to orphan sections.
8488 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8489 readelf rather than objdump.
8490 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8491 .interp section and PT_INTERP segment are the same size.
8492 * testsuite/Makefile.in: Rebuild.
8494 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8495 aliases for symbols defined in the same object.
8496 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8497 (weak_alias_test_SOURCES): New variable.
8498 (weak_alias_test_DEPENDENCIES): New variable.
8499 (weak_alias_test_LDFLAGS): New variable.
8500 (weak_alias_test_LDADD): New variable.
8501 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8502 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8503 (weak_alias_test_3.o): New target.
8504 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8505 * testsuite/weak_alias_test_main.cc: New file.
8506 * testsuite/weak_alias_test_1.cc: New file.
8507 * testsuite/weak_alias_test_2.cc: New file.
8508 * testsuite/weak_alias_test_3.cc: New file.
8510 2008-04-08 Ian Lance Taylor <iant@google.com>
8512 * options.h (class General_options): Add --noinhibit-exec option.
8513 * main.cc (main): Check --noinhibit-exec.
8515 * options.h (class General_options): Define --wrap as a special
8516 option. Add wrap_symbols_ field.
8517 (General_options::any_wrap_symbols): New function.
8518 (General_options::is_wrap_symbol): New function.
8519 * options.cc (General_options::parse_wrap): New function.
8520 (General_options::General_options): Initialize wrap_symbols_.
8521 * symtab.cc (Symbol_table::wrap_symbol): New function.
8522 (Symbol_table::add_from_object): Handle --wrap.
8523 * symtab.h (class Symbol_table): Declare wrap_symbol.
8524 * target.h (Target::wrap_char): New function.
8525 (Target::Target_info): Add wrap_char field.
8526 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8527 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8528 * testsuite/testfile.cc (Target_test::test_target_info):
8531 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8534 * layout.h (class Layout): Add added_eh_frame_data_ field.
8535 * layout.cc (Layout::Layout): Initialize new field.
8536 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8537 output section until we find a section we merged successfully.
8538 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8539 that the size be non-zero.
8541 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8544 2008-04-08 Craig Silverstein <csilvers@google.com>
8546 * configure.ac: Export new conditional variable HAVE_ZLIB.
8547 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8549 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8550 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8552 2008-04-07 Ian Lance Taylor <iant@google.com>
8554 * version.cc (version_string): Set to "1.5".
8556 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8557 Add issued_non_pic_error_ field. Declare check_non_pic.
8558 (Target_x86_64::Scan::check_non_pic): New function.
8559 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8560 (Target_x86_64::Scan::global): Likewise.
8562 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8563 addend parameter. Change caller. Handle merge sections.
8564 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8565 Address to Addend. Don't add in the result of
8566 local_section_offset, pass down the addend and use the returned
8568 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8569 Update declarations of local_section_offset and symbol_value.
8570 * testsuite/two_file_test_1.cc (t18): New function.
8571 * testsuite/two_file_test_2.cc (f18): New function.
8572 * testsuite/two_file_test_main.cc (main): Call t18.
8573 * testsuite/two_file_test.h (t18, f18): Declare.
8575 * configure.ac: Don't test for objdump, c++filt, or readelf.
8576 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8578 (TEST_READELF): New variable.
8579 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8580 (check_PROGRAMS): Add two_file_strip_test.
8581 (two_file_strip_test): New target.
8582 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8583 (two_file_same_shared_strip_test_SOURCES): New variable.
8584 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8585 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8586 (two_file_same_shared_strip_test_LDADD): New variable.
8587 (two_file_shared_strip.so): New target.
8588 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8589 (ver_test_5.syms, ver_test_7.syms): Likewise.
8590 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8591 (strip_test_3.stdout): Use TEST_OBJDUMP.
8592 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8594 2008-04-04 Cary Coutant <ccoutant@google.com>
8596 * symtab.h (Symbol::is_weak_undefined): New function.
8597 (Symbol::is_strong_undefined): New function.
8598 (Symbol::is_absolute): New function.
8599 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8600 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8602 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8603 (weak_undef_test): New target.
8604 * testsuite/Makefile.in: Rebuild.
8605 * testsuite/weak_undef_file1.cc: New file.
8606 * testsuite/weak_undef_file2.cc: New file.
8607 * testsuite/weak_undef_test.cc: New file.
8609 2008-04-03 Craig Silverstein <csilvers@google.com>
8611 * compressed_output.h (class Output_compressed_section): Use
8613 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8615 (zlib_compressed_suffix): Removed.
8616 (Output_compressed_section::set_final_data_size): Use unsigned
8618 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8619 Fix linker invocation.
8620 (flagstest_o_specialfile_and_compress_debug_sections):
8622 * testsuite/Makefile.in: Regenerated.
8624 2008-04-02 David S. Miller <davem@davemloft.net>
8626 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8627 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8629 2008-04-02 Craig Silverstein <csilvers@google.com>
8633 2008-04-02 Ian Lance Taylor <iant@google.com>
8635 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8636 parameters. Update for new key type to views_. Change all
8638 (File_read::read): Adjust for byteshift in returned view.
8639 (File_read::add_view): New function, broken out of
8641 (File_read::make_view): New function, broken out of
8643 (File_read::find_or_make_view): Add offset and aligned
8644 parameters. Rewrite accordingly. Change all callers.
8645 (File_read::get_view): Add offset and aligned parameters. Adjust
8646 for byteshift in return value.
8647 (File_read::get_lasting_view): Likewise.
8648 * fileread.h (class File_read): Update declarations.
8649 (class File_read::View): Add byteshift_ field. Add byteshift to
8650 constructor. Add byteshift method.
8651 * archive.h (Archive::clear_uncached_views): New function.
8652 (Archive::get_view): Add aligned parameter. Change all callers.
8653 * object.h (Object::get_view): Add aligned parameter. Change all
8655 (Object::get_lasting_view): Likewise.
8657 * fileread.cc (File_read::release): Don't call clear_views if
8658 there are multiple objects.
8659 * fileread.h (File_read::clear_uncached_views): New function.
8660 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
8663 2008-03-31 Cary Coutant <ccoutant@google.com>
8665 Add thin archive support.
8666 * archive.cc (Archive::armagt): New const.
8667 (Archive::setup): Remove task parameter and calls to unlock.
8668 (Archive::unlock_nested_archives): New function.
8669 (Archive::read_header): Add nested_off parameter. Change
8671 (Archive::interpret_header): Likewise.
8672 (Archive::include_all_members): Change to handle thin
8674 (Archive::include_member): Likewise.
8675 * archive.h (Archive::Archive): Add new parameters and
8677 (Archive::armagt): New const.
8678 (Archive::setup): Remove task parameter.
8679 (Archive::unlock_nested_archives): New function.
8680 (Archive::read_header): Add nested_off parameter.
8681 (Archive::interpret_header): Likewise.
8682 (Archive::Nested_archive_table): New typedef.
8683 (Archive::is_thin_archive_): New field.
8684 (Archive::nested_archives_): New field.
8685 (Archive::options_): New field.
8686 (Archive::dirpath_): New field.
8687 (Archive::task_): New field.
8688 * readsyms.cc (Read_symbols::do_read_symbols): Add check
8689 for thin archives. Pass additional parameters to
8690 Archive::Archive. Unlock the archive file after calling
8693 2008-03-29 Ian Lance Taylor <iant@google.com>
8695 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
8696 version symbol to be local.
8697 * testsuite/ver_test_4.sh: New file.
8698 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
8699 (check_DATA): Add ver_test_4.syms.
8700 (ver_test_4.syms): New target.
8701 * testsuite/Makefile.in: Rebuild.
8704 (Output_section::Input_section_sort_entry::has_priority): New
8706 (Output_section::Input_section_sort_entry::match_file_name): New
8708 (Output_section::Input_section_sort_entry::match_section_name):
8710 (Output_section::Input_section_sort_entry::match_section_name_prefix):
8712 (Output_section::Input_section_sort_entry::match_section_file):
8714 (Output_section::Input_section_sort_compare::operator()): Rewrite
8715 using new Input_section_sort_entry functions. Sort crtbegin and
8716 crtend first. Sort sections with no priority before sections with
8718 * testsuite/initpri1.c (d3): Check j != 4.
8719 (cd5): New constructor/destructor function.
8720 (main): Check j != 2.
8722 * symtab.cc (Symbol_table::add_from_object): If we don't use the
8723 new symbol when resolving, don't call set_is_default.
8724 * testsuite/ver_test_7.cc: New file.
8725 * testsuite/ver_test_7.sh: New file.
8726 * testsuite/Makefile.am (ver_test_7.so): New target.
8727 (ver_test_7.o): New target.
8728 (check_SCRIPTS): Add ver_test_7.sh.
8729 (check_DATA): Add ver_test_7.syms.
8730 (ver_test_7.syms): New target.
8732 2008-03-28 Ian Lance Taylor <iant@google.com>
8734 * layout.cc (Layout::layout): If we see an input section with a
8735 name that needs sorting, set the must_sort flag for the output
8737 (Layout::make_output_section): If the name of the output section
8738 indicates that it might require sorting, set the may_sort flag.
8739 * output.h (Output_section::may_sort_attached_input_sections): New
8741 (Output_section::set_may_sort_attached_input_sections): New
8743 (Output_section::must_sort_attached_input_sections): New
8745 (Output_section::set_must_sort_attached_input_sections): New
8747 (class Output_section): Declare Input_section_sort_entry. Define
8748 Input_section_sort_compare. Declare
8749 sort_attached_input_sections. Add new fields:
8750 may_sort_attached_input_sections_,
8751 must_sort_attached_input_sections_,
8752 attached_input_sections_are_sorted_.
8753 * output.cc (Output_section::Output_section): Initialize new
8755 (Output_section::add_input_section): Add an entry to
8756 input_sections_ if may_sort or must_sort are true.
8757 (Output_section::set_final_data_size): Call
8758 sort_attached_input_sections if necessary.
8759 (Output_section::Input_section_sort_entry): Define new class.
8760 (Output_section::Input_section_sort_compare::operator()): New
8762 (Output_section::sort_attached_input_sections): New function.
8763 * configure.ac: Check whether the compiler supports constructor
8764 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
8765 * testsuite/initpri1.c: New file.
8766 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
8767 CONSTRUCTOR_PRIORITY.
8768 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
8769 (initpri1_LDFLAGS): New variable.
8770 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8772 2008-03-27 Ian Lance Taylor <iant@google.com>
8774 * common.cc (Sort_commons::operator): Correct sorting algorithm.
8775 * testsuite/common_test_1.c: New file.
8776 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
8777 (common_test_1_SOURCES): New variable.
8778 (common_test_1_DEPENDENCIES): New variable.
8779 (common_test_1_LDFLAGS): New variable.
8781 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
8782 and commons_ correctly when NAME/VERSION does not override
8784 * testsuite/ver_test_6.c: New file.
8785 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
8786 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
8787 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
8789 2008-03-26 Ian Lance Taylor <iant@google.com>
8791 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
8792 of an undefined symbol from a version script.
8793 * testsuite/Makefile.am (ver_test_5.so): New target.
8794 (ver_test_5.o): New target.
8795 (check_SCRIPTS): Add ver_test_5.sh.
8796 (check_DATA): Add ver_test_5.syms.
8797 (ver_test_5.syms): New target.
8798 * testsuite/ver_test_5.cc: New file.
8799 * testsuite/ver_test_5.script: New file.
8800 * testsuite/ver_test_5.sh: New file.
8801 * Makefile.in, testsuite/Makefile.in: Rebuild.
8804 Fix problems building gold with gcc 4.3.0.
8805 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
8806 (gold_error_at_location, gold_warning_at_location): Use it.
8807 * configure.ac: Check whether we can compile and use a template
8808 function with a printf attribute.
8809 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
8810 when jumping over bytes.
8811 * object.cc: Instantiate Object::read_section_data.
8812 * debug.h: Include <cstring>
8813 * dwarf_reader.cc: Include <algorithm>
8814 * main.cc: Include <cstring>.
8815 * options.cc: Include <cstring>.
8816 * output.cc: Include <cstring>.
8817 * script.cc: Include <cstring>.
8818 * script.h: Include <string>.
8819 * symtab.cc: Include <cstring> and <algorithm>.
8820 * target-select.cc: Include <cstring>.
8821 * version.cc: Include <string>.
8822 * testsuite/testmain.cc: Include <cstdlib>.
8823 * configure, config.in: Rebuild.
8825 2008-03-25 Ian Lance Taylor <iant@google.com>
8827 * options.cc: Include "../bfd/bfdver.h".
8828 (options::help): Print bug reporting address.
8830 * version.cc (print_version): Adjust output for current value of
8835 * options.cc (options::help): Print list of supported targets.
8836 * target-select.h: Include <vector>.
8837 (class Target_selector): Make machine_, size_, and is_big_endian_
8838 fields const. Add bfd_name_ and instantiated_target_ fields.
8839 (Target_selector::Target_selector): Add bfd_name parameter.
8840 (Target_selector::recognize): Make non-virtual, call
8842 (Target_selector::recognize_by_name): Make non-virtual, call
8843 do_recognize_by_name.
8844 (Target_selector::supported_names): New function.
8845 (Target_selector::bfd_name): New function.
8846 (Target_selector::do_instantiate_target): New pure virtual
8848 (Target_selector::do_recognize): New virtual function.
8849 (Target_selector::do_recognize_by_name): New virtual function.
8850 (Target_selector::instantiate_target): New private function.
8851 (supported_target_names): Declare.
8852 * target-select.cc (Target_selector::Target_selector): Update for
8853 new parameter and fields.
8854 (select_target_by_name): Check that the name matches before
8855 calling recognize_by_name.
8856 (supported_target_names): New function.
8857 * i386.cc (class Target_selector_i386): Update Target_selector
8858 constructor call. Remove recognize and recognize_by_name. Add
8859 do_instantiate_target.
8860 * x86_64.cc (class Target_selector_x86_64): Likewise.
8861 * testsuite/testfile.cc (class Target_selector_test): Update for
8862 changes to Target_selector.
8864 * README: Rewrite, with some notes on unsupported features.
8866 2008-03-24 Cary Coutant <ccoutant@google.com>
8868 * i386.cc (Target_i386::Got_type): New enum declaration.
8869 (Target_i386::Scan::local): Updated callers of Output_data_got
8871 (Target_i386::Scan::global): Likewise.
8872 (Target_i386::Relocate::relocate): Likewise.
8873 (Target_i386::Relocate::relocate_tls): Likewise.
8874 * object.h (Got_offset_list): New class.
8875 (Sized_relobj::local_has_got_offset): Added got_type parameter.
8876 (Sized_relobj::local_got_offset): Likewise.
8877 (Sized_relobj::set_local_got_offset): Likewise.
8878 (Sized_relobj::local_has_tls_got_offset): Removed.
8879 (Sized_relobj::local_tls_got_offset): Removed.
8880 (Sized_relobj::set_local_tls_got_offset): Removed.
8881 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
8882 * output.cc (Output_data_got::add_global): Added got_type parameter.
8883 (Output_data_got::add_global_with_rel): Likewise.
8884 (Output_data_got::add_global_with_rela): Likewise.
8885 (Output_data_got::add_global_pair_with_rel): New function.
8886 (Output_data_got::add_global_pair_with_rela): New function.
8887 (Output_data_got::add_local): Added got_type parameter.
8888 (Output_data_got::add_local_with_rel): Likewise.
8889 (Output_data_got::add_local_with_rela): Likewise.
8890 (Output_data_got::add_local_pair_with_rel): New function.
8891 (Output_data_got::add_local_pair_with_rela): New function.
8892 (Output_data_got::add_global_tls): Removed.
8893 (Output_data_got::add_global_tls_with_rel): Removed.
8894 (Output_data_got::add_global_tls_with_rela): Removed.
8895 (Output_data_got::add_local_tls): Removed.
8896 (Output_data_got::add_local_tls_with_rel): Removed.
8897 (Output_data_got::add_local_tls_with_rela): Removed.
8898 * output.h (Output_data_got::add_global): Added got_type parameter.
8899 (Output_data_got::add_global_with_rel): Likewise.
8900 (Output_data_got::add_global_with_rela): Likewise.
8901 (Output_data_got::add_global_pair_with_rel): New function.
8902 (Output_data_got::add_global_pair_with_rela): New function.
8903 (Output_data_got::add_local): Added got_type parameter.
8904 (Output_data_got::add_local_with_rel): Likewise.
8905 (Output_data_got::add_local_with_rela): Likewise.
8906 (Output_data_got::add_local_pair_with_rel): New function.
8907 (Output_data_got::add_local_pair_with_rela): New function.
8908 (Output_data_got::add_global_tls): Removed.
8909 (Output_data_got::add_global_tls_with_rel): Removed.
8910 (Output_data_got::add_global_tls_with_rela): Removed.
8911 (Output_data_got::add_local_tls): Removed.
8912 (Output_data_got::add_local_tls_with_rel): Removed.
8913 (Output_data_got::add_local_tls_with_rela): Removed.
8914 * resolve.cc (Symbol::override_base_with_special): Removed
8915 reference to has_got_offset_ field.
8916 * symtab.cc (Symbol::init_fields): Replaced initialization
8917 of got_offset_ with got_offsets_. Removed initialization
8919 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
8920 (Symbol::got_offset): Likewise.
8921 (Symbol::set_got_offset): Likewise.
8922 (Symbol::has_tls_got_offset): Removed.
8923 (Symbol::tls_got_offset): Removed.
8924 (Symbol::set_tls_got_offset): Removed.
8925 (Symbol::got_offset_): Removed.
8926 (Symbol::tls_mod_got_offset_): Removed.
8927 (Symbol::tls_pair_got_offset_): Removed.
8928 (Symbol::got_offsets_): New field.
8929 (Symbol::has_got_offset): Removed.
8930 (Symbol::has_tls_mod_got_offset): Removed.
8931 (Symbol::has_tls_pair_got_offset): Removed.
8932 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
8933 (Target_x86_64::Scan::local): Updated callers of Output_data_got
8935 (Target_x86_64::Scan::global): Likewise.
8936 (Target_x86_64::Relocate::relocate): Likewise.
8937 (Target_x86_64::Relocate::relocate_tls): Likewise.
8939 2008-03-25 Ben Elliston <bje@au.ibm.com>
8941 * yyscript.y: Fix spelling error in comment.
8943 2008-03-24 Ian Lance Taylor <iant@google.com>
8945 * options.h (class General_options): Define build_id option.
8946 * layout.h (class Layout): Declare write_build_id, create_note,
8947 create_build_id. Add build_id_note_ member.
8948 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8949 "libiberty.h", "md5.h", "sha1.h".
8950 (Layout::Layout): Initialize eh_frame_data_,
8951 eh_frame_hdr_section_, and build_id_note_.
8952 (Layout::finalize): Call create_build_id.
8953 (Layout::create_note): New function, broken out of
8954 Layout::create_gold_note.
8955 (Layout::create_gold_note): Call create_note.
8956 (Layout::create_build_id): New function.
8957 (Layout::write_build_id): New function.
8958 (Close_task_runner::run): Call write_build_id.
8960 * x86_64.cc: Correct license to GPLv3.
8962 2008-03-23 Ian Lance Taylor <iant@google.com>
8964 * options.cc: Include "demangle.h".
8965 (parse_optional_string): New function.
8966 (parse_long_option): Handle takes_optional_argument.
8967 (parse_short_option): Update dash_z initializer. Handle
8968 takes_optional_argument.
8969 (General_options::General_options): Initialize do_demangle_.
8970 (General_options::finalize): Set do_demangle_. Handle demangling
8972 * options.h (parse_optional_string): Declare.
8973 (struct One_option): Add optional_arg field. Update constructor.
8974 Update call constructor calls. Add takes_optional_argument
8976 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8977 (DEFINE_optional_string): Define.
8978 (General_options::demangle): Change from DEFINE_bool to
8979 DEFINE_optional_string.
8980 (General_options::no_demangle): New function.
8981 (General_options::do_demangle): New function.
8982 (General_options::set_do_demangle): New function.
8983 (General_options::execstack_status_): Move definition to end of
8985 (General_options::static_): Likewise.
8986 (General_options::do_demangle_): New field.
8987 * object.cc (big_endian>::get_symbol_location_info): Call
8988 Options::do_demangle, not Options::demangle.
8989 * symtab.cc (demangle): Likewise.
8991 2008-03-22 Ian Lance Taylor <iant@google.com>
8993 * gold.h: Include <cstddef> and <sys/types.h>
8994 * options.h: Include <cstring>.
8996 2008-03-21 Ian Lance Taylor <iant@google.com>
8998 * Added source code to GNU binutils.