| blob | 02ee8facc629bcbb760309c8216c44ef8b41ec4f |
1 2009-06-05 Doug Kwan <dougkwan@google.com>
3 * Makefile.am (CCFILES): Add target.cc.
4 * Makefile.in: Regenerate.
5 * i386.cc (class Target_i386): Define new virtual method to
6 override do_is_local_label_name in parent.
7 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8 local symbols if --discard-locals or -X is given.
9 * options.h (class General_options): Declare new options
10 '--discard-locals' and '-X' for discarding locals.
11 * target.h (class Target): Define new methods is_local_label_name.
12 Declare new virtual method do_is_local_label_name.
13 * target.cc: New file.
14 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
15 (check_SCRIPTS): Add discard_locals_test.sh.
16 (check_DATA): Add discard_local_tests.syms.
17 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
18 (discard_local_tests.syms, discard_locals_test.o): New make rules.
19 * testsuite/Makefile.in: Regenerate.
20 * testsuite/discard_locals_test.c: New file.
21 * testsuite/discard_locals_test.sh: Same.
23 2009-06-05 Doug Kwan <dougkwan@google.com>
25 * object.cc (Sized_relobj::Sized_relobj): Initialize
26 discarded_eh_frame_shndx_ to -1U.
27 (Sized_relobj::do_layout): Record index of a discard .eh_frame
28 section.
29 (Sized_relobj::do_count_local_symbols): Skip local symbols in
30 a discarded .eh_frame section.
31 (Sized_relobj::do_finalize_local_symbols): Ditto.
32 * object.h (class Sized_relobj): Declare new member
33 discarded_eh_frame_shndx_.
34 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
35 (local_labels_test.o, local_labels_test): New rules.
36 * testsuite/Makefile.in: Regenerate.
38 2009-06-04 Doug Kwan <dougkwan@google.com>
40 * layout.cc (Layout::section_name_mapping): Add mapping for
41 special ARM sections.
43 2009-06-03 Doug Kwan <dougkwan@google.com>
45 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
46 (utils::has_overflow): Same.
48 2009-06-03 Ian Lance Taylor <iant@google.com>
50 * layout.cc (Layout::section_name_mapping): New array, replacing
51 Layout::linkonce_mapping.
52 (Layout::section_name_mapping_count): New variable, replacing
53 Layout::linkonce_mapping_count.
54 (Layout::linkonce_output_name): Remove.
55 (Layout::output_section_name): Rewrite.
56 * layout.h (class Layout): Rename Linkonce_mapping to
57 Section_name_mapping, linkonce_mapping to section_name_mapping,
58 linkonce_mapping_count to section_name_mapping_count. Don't
59 declare linkonce_output_name.
61 2009-06-03 Doug Kwan <dougkwan@google.com>
63 * gold/arm.cc (namespace utils): New.
64 (Target_arm::reloc_is_non_pic): Define new method.
65 (class Arm_relocate_functions): New.
66 (Target_arm::Relocate::relocate): Handle relocation types used by
67 Android.
69 2009-06-03 Ian Lance Taylor <iant@google.com>
71 * arm.cc (Target_arm::scan::global): Use || instead of |.
73 2009-06-02 Doug Kwan <dougkwan@google.com>
75 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
76 issued_non_pic_error_.
77 (class Target_arm::Scan): Declare new method check_non_pic.
78 Define new method symbol_needs_plt_entry.
79 Declare new data member issued_non_pic_error_.
80 (class Target_arm::Relocate): Declare new method
81 should_apply_static_reloc.
82 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
83 (Target_arm::Scan::check_non_pic): Define new method.
84 (Target_arm::Scan::local): Handle a small subset of reloc types used
85 by Android.
86 (Target_arm::Scan::local): Same.
87 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
89 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
91 * incremental.cc (Incremental_inputs::report_command_line): Filter
92 out --incremental-* options.
94 2009-05-29 Doug Kwan <dougkwan@google.com>
96 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
97 template class.
98 (class Target_arm): Update comment.
99 (Target_arm::Target_arm): Initialize new data members GOT_,
100 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
101 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
102 and Target_arm::rel_dyn_section.
103 Declare new_enum Target_arm::Got_type.
104 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
105 and DYNBSS_.
106 Update commments for member do_dynsym_value.
107 (Target_arm::got_size, Target_arm::plt_section,
108 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
109 new methods inside class defintion.
110 (Target_arm::got_section): Define new method.
111 (Target_arm::rel_dyn_section): Same.
112 (Output_data_plt_arm): New template class.
113 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
114 (Output_data_plt_arm:do_adjust_output_section): Define new method.
115 (Output_data_plt_arm::add_entry): Same.
116 (Output_data_plt_arm::first_plt_entry): Define new
117 static data member for PLT instruction template.
118 (Output_data_plt_arm::plt_entry): Same.
119 (Output_data_plt_arm::do_write): Define new method.
120 (Target_arm::make_plt_entry): Same.
121 (Target_arm::do_finalize_sections): Same.
122 (Target_arm::do_dynsym_value): Same.
124 2009-05-28 Doug Kwan <dougkwan@google.com>
126 * Makefile.am (TARGETSOURCES): Add arm.cc.
127 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
128 * Makefile.in: Regenerate.
129 * arm.cc: New file.
130 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
132 2009-05-26 Doug Kwan <dougkwan@google.com>
134 * options.cc (General_options::parse_exclude_libs). Fix a comment.
135 (General_options::check_excluded_libs): Strip off directories in
136 archive name before matching like GNU ld does.
137 * testsuite/Makefile.am (MOSTLYCLEANFILES,
138 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
139 (exclude_libs_test_LDFLAGS): Add linker option
140 -Wl,--exclude-libs,libexclude_libs_test_3
141 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
142 an explicit archive without using -l.
143 (alt/libexclude_libs_test_3.a): New make rule.
144 * testsuite/Makefile.in: Regenerate.
145 * testsuite/exclude_libs_test.c : Declare lib3_default().
146 (main): Call it.
147 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
148 * exclude_libs_test_3.c: New file.
150 2009-05-26 Nick Clifton <nickc@redhat.com>
152 * po/id.po: New Indonesian translation.
153 * po/gold.pot: Updated template file.
155 2009-05-22 Sriraman Tallam <tmsriram@google.com>
157 * testsuite/Makefile.am: Add -ffunction-sections to compile
158 gc_comdat_test files. Add -Wl,--gc-sections to build
159 gc_comdat_test.
160 * testsuite/Makefile.in: Regenerate.
161 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
163 2009-05-21 Sriraman Tallam <tmsriram@google.com>
165 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
166 kept comdat section was garbage collected.
167 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
168 * testsuite/Makefile.in: Regenerate.
169 * testsuite/gc_comdat_test.sh: New file.
170 * testsuite/gc_comdat_test_1.cc: New file.
171 * testsuite/gc_comdat_test_2.cc: New file.
173 2009-05-19 Doug Kwan <dougkwan@google.com>
175 * archive.cc (Archive::Archive): Move constructor from archive.h
176 to here. Initialize no_export_.
177 (Archive::get_elf_object_for_member): Set no_export flag of object.
178 * archive.h (Archive::Archive): Move constructor body to
179 archive.cc.
180 (Archive::no_export): New method.
181 (Archive::no_export_): New field.
182 * object.h (Object::Object): Initialize no_export_ to false.
183 (Object::no_export, Object::set_no_export): New methods.
184 (Object::no_export_): New field.
185 * options.cc (General_options::parse_exclude_libs): New method.
186 (General_options::check_excluded_libs) Same.
187 * options.h (exclude_libs): New option.
188 (General_options::check_excluded_libs): New method declaration.
189 (General_options::excluded_libs_): New field.
190 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
191 default or protected visibility if an object has no-export flag set.
192 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
193 (check_SCRIPTS): Add exclude_libs_test.sh.
194 (check_DATA): Add exclude_libs_test.syms.
195 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
196 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
197 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
198 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
199 (exclude_libs_test.syms, libexclude_libs_test_1.a,
200 libexclude_libs_test_2.a): New rules.
201 * testsuite/Makefile.in: Regenerate.
202 * testsuite/exclude_libs_test.c: New file.
203 * testsuite/exclude_libs_test.sh: Ditto.
204 * testsuite/exclude_libs_test_1.c: Ditto.
205 * testsuite/exclude_libs_test_2.c: Ditto.
207 2009-05-15 Ian Lance Taylor <iant@google.com>
209 * configure.ac: Check for declarations for cases where libiberty.h
210 checks HAVE_DECL_xxx.
211 * configure, config.in: Rebuild.
213 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
215 * gold.h (Incremental_argument_list): Remove (invalid) forward
216 declaration.
217 * incremental.cc (Incremental_inputs::report_achive): New method.
218 (Incremental_inputs::report_object): New method.
219 (Incremental_inputs::report_script): New method.
220 (Incremental_inputs::finalize_inputs): New method.
221 (Incremental_inputs::finalize): Call finalize_inputs().
222 (Incremental_inputs::sized_create_incremental_inputs_section_data):
223 Create inputs entries.
224 * incremental.h (Incremental_input_type): New enum.
225 (Incremental_inputs::Incremental_input): Initialize new fields.
226 (Incremental_inputs::report_inputs): New method.
227 (Incremental_inputs::report_achive): New method.
228 (Incremental_inputs::report_object): New method.
229 (Incremental_inputs::report_script): New method.
230 (Incremental_inputs::finalize_inputs): New method.
231 (Incremental_inputs::Input_info): New struct.
232 (Incremental_inputs::Input_info_map): New typedef.
233 (Incremental_inputs::lock_): New field.
234 (Incremental_inputs::Inputs_): New field.
235 (Incremental_inputs::Inputs_map): New field.
236 * main.cc (main): Call Incremental_input::report_inputs.
237 * options.h (Input_argument_list): Typedef moved from
238 Input_arguments.
239 (Input_file_group::Files): Remove, use ::Input_argument_list.
240 (Input_file_group::Input_argument_list): Remove, use
241 ::Input_argument_list.
242 * plugin.cc (Plugin_manager::add_input_file): Add error in
243 incremental build.
244 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
245 functions.
246 * script.cc (read_input_script): Call
247 Incremental_input::report_script.
248 * script.h (Script_info): New class.
250 2009-04-27 Ian Lance Taylor <iant@google.com>
252 * x86_64.cc (do_adjust_output_section): Set entsize to
253 plt_entry_size.
255 2009-04-23 Elliott Hughes <enh@google.com>
257 * output.cc (Output_file::close): After short writes, continue
258 writing from the correct offset in the buffer being written.
260 2009-04-23 Chris Demetriou <cgd@google.com>
262 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
263 * configure: Regenerate.
264 * config.in: Regenerate.
265 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
266 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
268 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
270 * incremental.cc (Incremental_inputs_header_data): Renamed from
271 Incremental_input_header_data.
272 (Incremental_inputs_header_data::data_size): New field.
273 (Incremental_inputs_header_data::put_input_file_count): Renamed
274 from input_file_count.
275 (Incremental_inputs_header_data::put_command_line_offset): Renamed
276 from command_line_offset.
277 (Incremental_inputs_header_data::put_reserved): Renamed from
278 put_reserved.
279 (Incremental_inputs_entry_data): Renamed from
280 Incremental_input_entry_data.
281 (Incremental_inputs_entry_data::data_size): New field.
282 (Incremental_inputs::report_command_line): New method.
283 (Incremental_inputs::finalize): New method.
284 (Incremental_inputs::create_incremental_inputs_data): New method.
285 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
286 * incremental.h: New file.
287 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
288 (Layout::finalize): Create incremental inputs section in
289 incremental builds.
290 (Layout::create_incremental_info_sections): New method.
291 * layout.h (Layout::incremental_inputs): New method.
292 (Layout::create_incremental_info_sections): New method.
293 (Layout::incremental_inputs_): New field.
294 * main.cc (main): Notify Incremental_input of the command line.
296 2009-04-01 Ian Lance Taylor <iant@google.com>
297 Mikolaj Zalewski <mikolajz@google.com>
299 * gold.h (reserve_unordered_map): Define, three versions, one for
300 each version of Unordered_map.
301 * layout.cc (Layout::Layout): Remove options parameter. Add
302 number_of_input_files parameter. Don't initialize options_.
303 Initialize number_of_input_files_ and resized_signatures_. Move
304 sections_are_attached_.
305 (Layout::layout_group): Reserve space for group_signatures_.
306 (Layout::find_or_add_kept_section): Change name parameter to be a
307 reference. Resize signatures_ map when it gets large enough.
308 (Layout::layout_eh_frame): Use parameters->options() instead of
309 this->options_.
310 (Layout::make_output_section): Likewise.
311 (Layout::attach_allocated_section_to_segment): Likewise.
312 (Layout::finalize, Layout::create_executable_stack): Likewise.
313 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
314 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
315 * layout.h (class Layout): Update declarations. Remove options_
316 field. Add number_of_input_files_ and resized_signatures_
317 fields. Move sections_are_attached_ field.
318 * main.cc (main): Pass number of input files to Layout
319 constructor. Don't pass options.
321 2009-03-30 Ian Lance Taylor <iant@google.com>
323 * ffsll.c (ffsll): Correct implementation.
325 2009-03-27 Ian Lance Taylor <iant@google.com>
327 * ffsll.c: New file.
328 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
329 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
330 * ftruncate.c (ftruncate): Declare before definition.
331 * mremap.c (mremap): Likewise.
332 * pread.c (pread): Likewise.
333 * configure, Makefile.in, config.in: Rebuild.
335 * mremap.c: New file.
336 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
337 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
338 (mremap): Declare if HAVE_MREMAP is not defined.
339 * configure, Makefile.in, config.in: Rebuild.
341 2009-03-27 Cary Coutant <ccoutant@google.com>
343 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
344 position independent.
345 * sparc.cc (Target_sparc::check_non_pic): Likewise.
346 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
348 2009-03-24 Cary Coutant <ccoutant@google.com>
350 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
351 an executable.
352 (needs_dynamic_reloc): Likewise.
354 2009-03-24 Ian Lance Taylor <iant@google.com>
356 * yyscript.y (file_cmd): Recognize EXTERN.
357 (extern_name_list, extern_name_list_body): New nonterminals.
358 * script.cc (script_add_extern): Define.
359 * script-c.h (script_add_extern): Declare.
361 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
363 * object.cc (is_elf_object): Define.
364 * object.h (is_elf_object): Declare.
365 * archive.cc (Archive::get_elf_object_for_member): Call
366 is_elf_object.
367 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
369 2009-03-24 Elliott Hughes <enh@google.com>
371 * output.cc (Output_file::map_anonymous): Define.
372 (Output_file::map): Use map_anonymous. If the regular mmap fails,
373 try an anonymous one. Report the size if the mmap fails.
374 * output.h (class Output_file): Declare map_anonymous.
376 2009-03-24 Ian Lance Taylor <iant@google.com>
378 * target-select.cc (instantiate_target): Don't acquire the lock if
379 the instantiated_target_ field has already been set.
381 2009-03-23 Ian Lance Taylor <iant@google.com>
383 * gold-threads.h (class Initialize_lock): Define.
384 * gold-threads.cc (class Initialize_lock_once): Define.
385 (initialize_lock_control): New static variable.
386 (initialize_lock_pointer): New static variable.
387 (initialize_lock_once): New static function.
388 (Initialize_lock::Initialize_lock): Define.
389 (Initialize_lock::initialize): Define.
390 * target-select.h: Include "gold-threads.h".
391 (class Target_selector): Add lock_ and initialize_lock_ fields.
392 Don't define instantiate_target, just declare it.
393 * target-select.cc (Target_selector::Target_selector): Initialize
394 new fields.
395 (Target_selector::instantiate_target): Define.
396 * descriptors.h: Include "gold-threads.h".
397 (class Descriptors): Add initialize_lock_ field.
398 * descriptors.cc (Descriptors::Descriptors): Initialize new
399 field.
400 (Descriptors::open): Use initialize_lock_ field
401 * errors.h (class Errors): Add initialize_lock_ field.
402 * errors.cc (Errors::Errors): Initialize new field.
403 (Errors::initialize_lock): Use initialize_lock_ field.
404 * powerpc.cc (class Target_selector_powerpc): Remove
405 instantiated_target_ field. In do_recognize call
406 instantiate_target rather than do_instantiate_target. In
407 do_instantiate_target just allocate a new target.
408 * sparc.cc (class Target_selector_sparc): Likewise.
410 * freebsd.h: New file.
411 * i386.cc: Include "freebsd.h".
412 (Target_i386): Derive from Target_freebsd rather than
413 Sized_target.
414 (Target_selector_i386): Derive from Target_selector_freebsd rather
415 than Target_selector.
416 * x86_64.cc: Include "freebsd.h".
417 (Target_x86_64): Derive from Target_freebsd rather than
418 Sized_target.
419 (Target_selector_x86_64): Derive from Target_selector_freebsd
420 rather than Target_selector.
421 * target.h (class Target): Add adjust_elf_header and
422 do_adjust_elf_header.
423 * output.cc (Output_file_header:: do_sized_write): Call target
424 adjust_elf_header routine.
425 * configure.tgt: Set targ_osabi.
426 * configure.ac: Define GOLD_DEFAULT_OSABI.
427 * parameters.cc (Parameters::default_target): Pass
428 GOLD_DEFAULT_OSABI to select_target.
429 * target-select.h (class Target_selector): Make instantiate_target
430 protected rather than private.
431 * Makefile.am (HFILES): Add freebsd.h.
432 * configure, Makefile.in, config.in: Rebuild.
434 * merge.cc (do_add_input_section): Correct pend value. Change
435 message about last entry not being null terminated from error to
436 warning.
438 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
440 * incremental.cc: New file.
441 * Makefile.am (CCFILES): Add incremental.cc.
442 * Makefile.in: Rebuild.
444 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
446 * layout.cc (Layout::output_section_name): Preserve names
447 of '.note.' sections.
449 2009-03-19 Ian Lance Taylor <iant@google.com>
451 * descriptors.cc (Descriptors::open): Check that the options are
452 valid before using them.
454 2009-03-18 Ian Lance Taylor <iant@google.com>
456 * script-sections.h: Include <list>.
457 (class Script_sections): Change Sections_elements from std::vector
458 to std::list. Typedef public Elements_iterator. Add
459 orphan_section_placement_, data_segment_align_start_, and
460 saw_data_segment_align_ fields. Remove data_segment_align_index_
461 field.
462 * script-sections.cc (class Orphan_section_placement): New class.
463 (class Sections_element): Add virtual functions is_relro and
464 orphan_section_init. Remove virtual function place_orphan_here.
465 (class Output_section_definition): Add is_relro and
466 orphan_section_init. Remove place_orphan_here.
467 (class Orphan_output_section): Likewise.
468 (Script_sections::Script_sections): Update for field changes.
469 (Script_sections::data_segment_align): Set saw_data_segment_align_
470 and data_segment_align_start_, not data_segment_align_index.
471 (Script_sections::data_segment_relro_end): Check
472 saw_data_segment_align_. Use data_segment_align_start_ rather
473 than data_segment_align_index_.
474 (Script_sections::place_orphan): Rewrite to use
475 Orphan_section_placement.
477 2009-03-17 Ian Lance Taylor <iant@google.com>
479 * archive.cc (Archive::add_symbols): Check for a version attached
480 to the symbol name in the archive map.
481 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
482 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
483 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
484 (ver_test_11.a): New target.
485 * testsuite/Makefile.in: Rebuild.
487 * configure.ac: Check for chsize and posix_fallocate. Replace
488 ftruncate.
489 * ftruncate.c: New file, from gnulib.
490 * output.cc (posix_fallocate): Define dummy version if not
491 HAVE_POSIX_FALLOCATE.
492 (Output_file::map): Call posix_fallocate rather than lseek and
493 write.
494 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
495 * configure, Makefile.in, config.in: Rebuild.
497 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
499 * layout.h (Layout::create_note): Add section_name parameter.
500 * layout.cc (Layout::create_note): Likewise.
501 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
503 2009-03-17 Ian Lance Taylor <iant@google.com>
505 * descriptors.cc: Include "options.h".
506 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
507 (Descriptors::open): Always use O_CLOEXEC when opening a new
508 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
509 then set FD_CLOEXEC.
511 * sparc.cc (class Target_sparc): Add has_got_section.
512 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
513 make sure we have a GOT section.
515 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
516 (Target_sparc::Scan::local): Likewise.
517 (Target_sparc::Scan::global): Likewise.
518 (Target_sparc::Relocate::relocate): Likewise.
519 (Target_sparc::Relocate::relocate_tls): Likewise.
521 * symtab.cc (Symbol_table::define_default_version): New function,
522 broken out of add_from_object.
523 (Symbol_table::add_from_object): Call define_default_version.
524 (Symbol_table::define_special_symbol): Add resolve_oldsym
525 parameter. Change all callers. If the version for a symbol comes
526 from a version script, resolve it with the symbol with the same
527 name with no version. Also add the symbol without a version if
528 appropriate.
529 (do_define_in_output_data): If resolving with oldsym, don't delete
530 sym.
531 (do_define_in_output_segment): Likewise.
532 (do_define_as_constant): Likewise.
533 * symtab.h (class Symbol_table): Update declarations.
535 2009-03-13 Ian Lance Taylor <iant@google.com>
537 * readsyms.cc (Read_symbols::incompatible_warning): New function.
538 (Read_symbols::requeue): New function.
539 (Read_symbols::do_read_symbols): If make_elf_object fails because
540 the target type is not configured, and the file was searched for,
541 issue a warning and retry with the next directory.
542 (Add_symbols::run): If the file has an incompatible format, and
543 it was searched for, requeue the Read_symbols task. On error,
544 release the object.
545 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
546 dirindex parameter to constructor. Change all callers. Declare
547 incompatible_warning and requeue.
548 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
549 input_argument_ and input_group_ fields. Add them to
550 constructor. Change all callers.
551 (class Read_script): Add dirindex_ field. Add it to constructor.
552 Change all callers.
553 * archive.cc (Archive::setup): Remove input_objects parameter.
554 Change all callers.
555 (Archive::get_file_and_offset): Likewise.
556 (Archive::read_all_symbols): Likewise.
557 (Archive::read_symbols): Likewise.
558 (Archive::get_elf_object_for_member): Remove input_objects
559 parameter. Add punconfigured parameter. Change all callers.
560 (Archive::add_symbols): Change return type to bool. Check return
561 value of include_member.
562 (Archive::include_all_members): Likewise.
563 (Archive::include_member): Change return type to bool. Return
564 false if first included object has incompatible target. Set
565 included_member_ field.
566 (Add_archive_symbols::run): If add_symbols returns false, requeue
567 Read_symbols task.
568 * archive.h (class Archive): Add included_member_ field.
569 Initialize it in constructor. Add input_file and searched_for
570 methods. Update declarations.
571 (class Add_archive_symbols): Add dirpath_, dirindex_, and
572 input_argument_ fields. Add them to constructor. Change all
573 callers.
574 * script.cc: Include "target-select.h".
575 (class Parser_closure): Add skip_on_incompatible_target_ and
576 found_incompatible_target_ fields. Add
577 skip_on_incompatible_target parameter to constructor. Change all
578 callers. Add methods skip_on_incompatible_target,
579 clear_skip_on_incompatible_target, found_incompatible_target, and
580 set_found_incompatible_target.
581 (read_input_script): Add dirindex parameter. Change all callers.
582 If parser finds an incompatible target, requeue Read_symbols
583 task.
584 (script_set_symbol): Clear skip_on_incompatible_target in
585 closure.
586 (script_add_assertion, script_parse_option): Likewise.
587 (script_start_sections, script_add_phdr): Likewise.
588 (script_check_output_format): New function.
589 * script.h (read_input_script): Update declaration.
590 * script-c.h (script_check_output_format): Declare.
591 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
592 (ignore_cmd): Remove OUTPUT_FORMAT.
593 * fileread.cc (Input_file::Input_file): Add explicit this.
594 (Input_file::will_search_for): New function.
595 (Input_file::open): Add pindex parameter. Change all callers.
596 * fileread.h (class Input_file): Add input_file_argument method.
597 Declare will_search_for. Update declarations.
598 * object.cc (make_elf_object): Add punconfigured parameter.
599 Change all callers.
600 * object.h (class Object): Make input_file public. Add
601 searched_for method.
602 (make_elf_object): Update declaration.
603 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
604 restart search.
605 * dirsearch.h (class Dirsearch): Update declaration.
606 * options.h (class General_options): Add --warn-search-mismatch.
607 * parameters.cc (Parameters::is_compatible_target): New function.
608 * parameters.h (class Parameters): Declare is_compatible_target.
609 * workqueue.cc (Workqueue::add_blocker): New function.
610 * workqueue.h (class Workqueue): Declare add_blocker.
612 * fileread.cc (Input_file::open): Remove options parameter.
613 Change all callers.
614 (Input_file::open_binary): Likewise.
615 * script.cc (read_input_script): Likewise.
616 * readsyms.h (class Read_symbols): Remove options_ field. Remove
617 options parameter from constructor. Change all callers.
618 (class Read_script): Likewise.
619 * fileread.h (class Input_file): Update declarations.
620 * script.h (read_input_script): Update declaration.
622 2009-03-10 Nick Clifton <nickc@redhat.com>
624 * po/es.po: New Spanish translation.
626 2009-03-06 Cary Coutant <ccoutant@google.com>
628 * options.cc (parse_short_option): Keep dash_z from registering itself.
630 2009-03-03 Ian Lance Taylor <iant@google.com>
632 PR 9918
633 * target-reloc.h (relocate_section): Pass output_section to
634 relocate.
635 * i386.cc (Target_i386::should_apply_static_reloc): Add
636 output_section parameter. Change all callers.
637 (Target_i386::Relocate::relocate): Add output_section parameter.
638 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
639 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
640 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
641 * testsuite/two_file_shared.sh: New script.
642 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
643 (check_DATA): Add two_file_shared.dbg.
644 (two_file_shared.dbg): New target.
645 * testsuite/Makefile.in: Rebuild.
647 2009-03-01 Ian Lance Taylor <iant@google.com>
649 * configure.ac: Check for byteswap.h.
650 * configure: Rebuild.
651 * config.in: Rebuild.
653 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
655 * layout.cc (Layout::find_or_add_kept_section): New function.
656 (Layout::add_comdat): Removed.
657 * layout.h (struct Kept_section): Move out of class Layout.
658 Remove trailing underscores from field names. Add group_sections
659 field. Rename group_ field to is_group. Change all uses.
660 (class Layout): Declare find_or_add_kept_section, not add_comdat.
661 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
662 comdat_groups_ field.
663 (Sized_relobj::include_section_group): Use
664 find_or_add_kept_section and Kept_section::group_sections.
665 (Sized_relobj::include_linkonce_section): Likewise.
666 * object.cc (class Sized_relobj): Don't define Comdat_group or
667 Comdat_group_table. Remove find_comdat_group and
668 add_comdat_group. Remove comdat_groups_ field.
669 * plugin.cc (include_comdat_group): Use
670 Layout::find_or_add_kept_section.
672 2009-02-28 Ian Lance Taylor <iant@google.com>
674 * README: --gc-sections and map files are now supported. Document
675 some build requirements.
677 PR 6992
678 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
679 relocatable link set the value of the section symbol to zero.
680 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
681 relocatable link don't include the section address in the local
682 symbol value.
684 2009-02-27 Ian Lance Taylor <iant@google.com>
686 PR 6811
687 * options.h (class Search_directory): Add is_system_directory.
688 (class General_options): Declare is_in_system_directory.
689 * options.cc (get_relative_sysroot): Make static.
690 (get_default_sysroot): Make static.
691 (General_optoins::is_in_system_directory): New function.
692 * fileread.cc (Input_file::is_in_system_directory): New function.
693 * fileread.h (class Input_file): Declare is_in_system_directory.
694 * object.h (class Object): Add is_in_system_directory.
695 (class Input_objects): Remove system_library_directory_ field.
696 * object.cc (Input_objects::add_object): Don't set
697 system_library_directory_.
698 (input_objects::found_in_system_library_directory): Remove.
699 * symtab.cc (Symbol_table::write_globals): Remove input_objects
700 parameter. Change all callers.
701 (Symbol_table::sized_write_globals): Likewise.
702 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
703 Call Object::is_in_system_directory.
704 * symtab.h (class Symbol_table): Update declarations.
706 PR 5990
707 * descriptors.h (Open_descriptor): Add is_on_stack field.
708 * descriptors.cc (Descriptors::open): If the descriptor is on the
709 top of the stack, remove it. Initialize is_on_stack field.
710 (Descriptors::release): Only add pod to stack if it is not on the
711 stack already.
712 (Descriptors::close_some_descriptor): Clear stack_next and
713 is_on_stack fields.
715 PR 7091
716 * output.cc (Output_section::find_starting_output_address): Rename
717 from starting_output_address; add PADDR parameter; change return
718 type.
719 * output.h (class Output_section): Declare
720 find_starting_output_address instead of starting_output_address.
721 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
722 section symbol for which we can't find a merge section.
724 PR 9836
725 * symtab.cc (Symbol_table::add_from_object): If the visibility is
726 hidden or internal, force the symbol to be local.
727 * resolve.cc (Symbol::override_visibility): Define.
728 (Symbol::override_base): Use override_visibility.
729 (Symbol_table::resolve): Likewise.
730 (Symbol::override_base_with_special): Likewise.
731 (Symbol_table::override_with_special): If the visibility is hidden
732 or internal, force the symbol to be local.
733 * symtab.h (class Symbol): Add set_visibility and
734 override_visibility.
735 * testsuite/ver_test_1.sh: New file.
736 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
737 (check_DATA): Add ver_test_1.syms.
738 (ver_test_1.syms): New target.
739 * testsuite/Makefile.in: Rebuild.
741 2009-02-25 Cary Coutant <ccoutant@google.com>
743 * layout.cc (Layout::choose_output_section): Don't rename sections
744 when using a linker script that has a SECTIONS clause.
745 * Makefile.in: Regenerate.
747 * testsuite/Makefile.am (script_test_5.sh): New test case.
748 * testsuite/Makefile.in: Regenerate.
749 * testsuite/script_test_5.cc: New file.
750 * testsuite/script_test_5.sh: New file.
751 * testsuite/script_test_5.t: New file.
753 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
755 * archive.cc (Archive::include_member): Update calls to add_symbols.
756 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
757 the Layout argument.
758 * dynobj.h (do_add_symbols): Add the Layout argument.
759 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
760 Layout argument.
761 * object.h (Object::add_symbols): Add the Layout argument.
762 (Object::do_add_symbols): Add the Layout argument.
763 (Sized_relobj::do_add_symbols): Add the Layout argument.
764 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
765 Unify the two versions.
766 (Add_plugin_symbols): Remove.
767 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
768 (Sized_pluginobj::do_add_symbols): Unify the two versions.
769 (Add_plugin_symbols): Remove.
770 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
771 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
772 (Add_symbols::run): Make it work with Pulginobj.
774 2009-02-06 Ian Lance Taylor <iant@google.com>
776 * object.cc (Sized_relobj::do_layout): Make info message start
777 with lower case letter.
779 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
781 * binary.cc: Fix file comment.
783 * options.h (enum Incremental_disposition): Define.
784 (class General_options): Add new options: --incremental,
785 --incremental_changed, --incremental_unchanged,
786 --incremental_unknown. Add incremental_disposition_ and
787 implicit_incremental_ fields.
788 (General_options::incremental_disposition): New function.
789 (class Position_dependent_options): Add incremental_disposition
790 option.
791 (Position_dependent_options::copy_from_options): Set incremental
792 dispositions.
793 * options.cc (General_options::parse_incremental_changed): New
794 function.
795 (General_options::parse_incremental_unchanged): New function.
796 (General_options::parse_incremental_unknown): New function.
797 (General_options::General_options): Initialize new fields
798 incremental_disposition_ and implicit_incremental_.
799 (General_options::finalize): Check for uasge of --incremental-*
800 without --incremental.
802 2009-02-06 Chris Demetriou <cgd@google.com>
804 * gold.h (gold_undefined_symbol): Change to take only a Symbol
805 pointer and to report location as the file name associated with
806 the symbol.
807 (gold_undefined_symbol_at_location): New function to replace the
808 old gold_undefined_symbol functionality.
809 * target-reloc.h (relocate_section): Update to use
810 gold_undefined_symbol_at_location.
811 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
812 Call gold_undefined_symbol function rather than gold_error.
813 * errors.h (Errors::undefined_symbol): Take location as a
814 string, rather than calculating it from a relocation.
815 * errors.cc (Errors::fatal): Print "fatal error:" before the
816 formatted message.
817 (Errors::error, Errors::error_at_location): Print "error: "
818 before the formatted message.
819 (Errors::undefined_symbol): Take location as a string, rather
820 than calculating it from a relocation.
821 (gold_undefined_symbol_at_location): New function akin to
822 old gold_undefined_symbol, calculates location from relocation.
823 (gold_undefined_symbol): Change to take only a Symbol pointer
824 and to report location as the file name associated with the symbol.
825 * testsuite/debug_msg.sh: Update for changed error messages.
826 * testsuite/undef_symbol.sh: Likewise.
828 2009-02-04 Duncan Sands <baldrick@free.fr>
830 PR 9812
831 * reduced_debug_output.h
832 (Output_reduced_debug_abbrev_section::failed): Use format for
833 gold_warning.
834 (Output_reduced_debug_info_section::faild): Likewise.
836 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
838 * script.cc (Lazy_demangler): New class.
839 (Version_script_info::get_symbol_version_helper): Demangle a
840 symbol only once.
842 2009-01-29 Cary Coutant <ccoutant@google.com>
844 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
845 to __tls_get_addr.
846 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
848 2009-01-28 Ian Lance Taylor <iant@google.com>
850 * version.cc (version_string): Bump to 1.9.
852 * gold.h: Include <cstring> and <stdint.h>.
853 * version.cc: Include <cstdio>.
854 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
855 warning.
856 * reduced_debug_output.cc (insert_into_vector): Rename from
857 Insert_into_vector; change all callers. Use Swap_unaligned to
858 avoid aliasing issue; remove union since it is unnecessary.
860 2009-01-27 Sriraman Tallam <tmsriram@google.com>
862 * Makefile.am (CCFILES): Add gc.cc.
863 (HFILES): Add gc.h.
864 * Makefile.in: Regenerate.
865 * gold.cc (Gc_runner): New class.
866 (queue_initial_tasks): Call garbage collection related tasks
867 when corresponding options are invoked.
868 (queue_middle_gc_tasks): New function.
869 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
870 processed early before laying out sections during garbage collection.
871 * gold.h (queue_middle_gc_tasks): New function.
872 (is_prefix_of): Move from "layout.cc".
873 * i386.cc (Target_i386::gc_process_relocs): New function.
874 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
875 * main.cc (main): Create object of class "Garbage_collection".
876 * object.cc (Relobj::copy_symbols_data): New function.
877 (Relobj::is_section_name_included): New function.
878 (Sized_relobj::do_layout): Allow this function to be called twice
879 during garbage collection and defer layout of section during the
880 first call.
881 * object.h (Relobj::get_symbols_data): New function.
882 (Relobj::is_section_name_included): New function.
883 (Relobj::copy_symbols_data): New function.
884 (Relobj::set_symbols_data): New function.
885 (Relobj::get_relocs_data): New function.
886 (Relobj::set_relocs_data): New function.
887 (Relobj::is_output_section_offset_invalid): New pure virtual function.
888 (Relobj::gc_process_relocs): New function.
889 (Relobj::do_gc_process_relocs): New pure virtual function.
890 (Relobj::sd_): New data member.
891 (Sized_relobj::is_output_section_offset_invalid): New function.
892 (Sized_relobj::do_gc_process_relocs): New function.
893 * options.h (General_options::gc_sections): Modify to not be a no-op.
894 (General_options::print_gc_sections): New option.
895 * plugin.cc (Plugin_finish::run): Remove function call to
896 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
897 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
898 * reloc.cc (Read_relocs::run): Add task to process relocs and
899 determine unreferenced sections when doing garbage collection.
900 (Gc_process_relocs): New class.
901 (Sized_relobj::do_gc_process_relocs): New function.
902 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
903 sections that are garbage collected.
904 * reloc.h (Gc_process_relocs): New class.
905 * sparc.cc (Target_sparc::gc_process_relocs): New function.
906 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
907 symbols whose corresponding sections are garbage collected.
908 (Symbol_table::Symbol_table): Add new parameter for the garbage
909 collection object.
910 (Symbol_table::gc_mark_undef_symbols): New function.
911 (Symbol_table::gc_mark_symbol_for_shlib): New function.
912 (Symbol_table::gc_mark_dyn_syms): New function.
913 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
914 as garbage.
915 (Symbol_table::add_from_object): Likewise.
916 (Symbol_table::add_from_relobj): When building shared objects, do not
917 treat externally visible symbols as garbage.
918 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
919 table information for static and relocatable links.
920 * symtab.h (Symbol_table::set_gc): New function.
921 (Symbol_table::gc): New function.
922 (Symbol_table::gc_mark_undef_symbols): New function.
923 (Symbol_table::gc_mark_symbol_for_shlib): New function.
924 (Symbol_table::gc_mark_dyn_syms): New function.
925 (Symbol_table::gc_): New data member.
926 * target.h (Sized_target::gc_process_relocs): New pure virtual
927 function.
928 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
929 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
931 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
933 * options.h (General_options::gc_sections): Define as a no-op for now.
934 (General_options::no_keep_memory): Ditto.
935 (General_options::Bshareable): Define.
936 * options.cc (General_options::finalize): Honor -Bshareable.
938 2009-01-20 Andreas Schwab <schwab@suse.de>
940 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
941 read the value in the contents, since we don't use it. Use the
942 template endianness when writing.
943 (Relocate::relocate): Use it for R_PPC_REL16_HA.
945 2009-01-19 Andreas Schwab <schwab@suse.de>
947 * configure.tgt (powerpc64-*): Fix targ_obj.
949 2009-01-15 Ian Lance Taylor <iant@google.com>
951 * object.cc (Sized_relobj::write_local_symbols): Don't write out
952 local symbols when stripping all symbols.
954 2009-01-14 Cary Coutant <ccoutant@google.com>
956 * output.cc (Output_reloc): Add explicit instantiations.
958 2009-01-14 Cary Coutant <ccoutant@google.com>
960 * archive.cc (Archive::get_elf_object_for_member): Remove call
961 to File_read::claim_for_plugin.
962 * descriptors.cc (Descriptors::open): Remove reference to
963 is_claimed.
964 (Descriptors::claim_for_plugin): Remove.
965 * descriptors.h (Descriptors::claim_for_plugin): Remove.
966 (Descriptors::is_claimed): Remove.
967 (claim_descriptor_for_plugin): Remove.
968 * fileread.cc (File_read::claim_for_plugin): Remove.
969 * fileread.h (File_read::claim_for_plugin): Remove.
970 (File_read::descriptor): Reopen descriptor if necessary.
971 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
972 (Plugin_manager::all_symbols_read): Add task parameter. Change
973 all callers.
974 (Plugin_manager::get_input_file): New function.
975 (Plugin_manager::release_input_file): New function.
976 (Pluginobj::Pluginobj): Add filesize parameter and initialize
977 corresponding data member.
978 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
979 and pass to base constructor. Change all callers.
980 (get_input_file, release_input_file): New functions.
981 (make_sized_plugin_object): Add filesize parameter. Change all callers.
982 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
983 (Plugin_manager::all_symbols_read): Add task parameter.
984 (Plugin_manager::get_input_file): New function.
985 (Plugin_manager::release_input_file): New function.
986 (Plugin_manager::task_): New data member.
987 (Pluginobj::Pluginobj): Add filesize parameter.
988 (Pluginobj::filename): New function.
989 (Pluginobj::descriptor): New function.
990 (Pluginobj::filesize): New function.
991 (Pluginobj::filesize_): New data member.
992 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
993 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
994 File_read::claim_for_plugin; use Object::unlock to unlock the file.
996 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
997 with archive libraries.
998 * testsuite/Makefile.in: Regenerate.
999 * testsuite/plugin_test.c (struct sym_info): New type.
1000 (get_input_file, release_input_file): New static variables.
1001 (onload): Capture new transfer vector entries.
1002 (claim_file_hook): Stop reading at end of file according to filesize.
1003 Factor out parsing of readelf output into separate function.
1004 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1005 APIs and get the source file name from the symbol table. Convert
1006 source file name to corresponding object file name. Print info
1007 message when adding new input files.
1008 (parse_readelf_line): New function.
1009 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1010 * testsuite/plugin_test_2.sh: Likewise.
1011 * testsuite/plugin_test_3.sh: Likewise.
1012 * testsuite/plugin_test_4.sh: New test case.
1014 2009-01-07 Ian Lance Taylor <iant@google.com>
1016 * version.cc (version_string): Bump to 1.8.
1018 2008-12-23 Cary Coutant <ccoutant@google.com>
1020 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1021 * plugin.cc (Plugin_manager::finish): Rename as
1022 layout_deferred_objects. Move cleanup to separate function.
1023 (Plugin_manager::cleanup): New function.
1024 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1025 separately.
1026 * plugin.h (Plugin_manager::finish): Rename as
1027 layout_deferred_objects.
1028 (Plugin_manager::cleanup): New function.
1029 (Plugin_manager::cleanup_done): New field.
1031 2008-12-23 Cary Coutant <ccoutant@google.com>
1033 * plugin.cc (is_visible_from_outside): New function.
1034 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1035 so we don't return "IR only" status for exported symbols or -r links.
1037 * testsuite/Makefile.am (plugin_test_3): New test case.
1038 * testsuite/Makefile.in: Regenerate.
1039 * testsuite/plugin_test_3.sh: New file.
1041 2008-12-22 Cary Coutant <ccoutant@google.com>
1043 * object.cc (Sized_relobj::layout_section): New function.
1044 (Sized_relobj::do_layout): Defer layout of input sections until after
1045 plugin has provided replacement files.
1046 (Sized_relobj::do_layout_deferred_sections): New function.
1047 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1048 (Relobj::layout_deferred_sections): New function.
1049 (Relobj::do_layout_deferred_sections): New function.
1050 (Sized_relobj::do_layout_deferred_sections): New function.
1051 (Sized_relobj::layout_section): New function.
1052 (Sized_relobj::Deferred_layout): New structure.
1053 (Sized_relobj::deferred_layout_): New field.
1054 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1055 Change all callers. Layout deferred sections.
1056 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1057 references.
1058 (Plugin_hook::run): Move code from do_plugin_hook inline.
1059 (Plugin_hook::do_plugin_hook): Remove.
1060 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1061 (Plugin_manager::finish): Renamed, was cleanup.
1062 (Plugin_manager::should_defer_layout): New function.
1063 (Plugin_manager::add_deferred_layout_object): New function.
1064 (Plugin_manager::Deferred_layout_list): New type.
1065 (Plugin_manager::deferred_layout_objects_): New field.
1066 (Plugin_hook::do_plugin_hook): Remove.
1068 2008-12-17 Ian Lance Taylor <iant@google.com>
1070 * options.h (class General_options): Add --no case for
1071 --export-dynamic.
1073 2008-12-16 Cary Coutant <ccoutant@google.com>
1075 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1076 vector.
1077 (Plugin_manager::claim_file): Create plugin object even if
1078 plugin did not call the add_symbols callback.
1079 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1080 asking for more symbols than were added.
1081 * testsuite/Makefile.am (plugin_test_1): Add test case with
1082 no global symbols.
1083 (empty.syms): New target.
1084 * testsuite/Makefile.in: Regenerate.
1085 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1086 message. Don't call add_symbols if no globals.
1087 (all_symbols_read_hook): Don't provide replacement for empty
1088 claimed file.
1090 2008-12-12 Ian Lance Taylor <iant@google.com>
1092 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1093 r_type == 0 for a local symbol with r_sym == 0.
1094 (scan_relocatable_relocs): Pass r_sym to
1095 local_non_section_strategy.
1096 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1097 r_sym parameter.
1099 * configure.ac: Update test for TLS descriptors: they are
1100 supported as of glibc 2.9.
1101 * configure: Rebuild.
1103 2008-12-11 Ian Lance Taylor <iant@google.com>
1105 PR 7091
1106 * target-reloc.h (Default_scan_relocatable_relocs): For each
1107 function, map r_type == 0 to RELOC_DISCARD.
1109 2008-12-10 Cary Coutant <ccoutant@google.com>
1111 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1112 object to override a kept COMDAT group from a plugin object.
1114 2008-12-09 Ian Lance Taylor <iant@google.com>
1116 PR 7088
1117 * yyscript.y (file_cmd): Handle INPUT.
1119 * testsuite/initpri1.c: Change all declarations to be full
1120 prototypes by adding void, to avoid compiler warnings.
1122 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1124 * options.cc (General_options::parse_plugin_opt): New.
1125 (General_options::add_plugin): The argument now is just the filename.
1126 (General_options::add_plugin_option): New.
1127 * options.h (plugin_opt): New.
1128 (add_plugin): Change argument name.
1129 (add_plugin_option): New.
1130 * plugin.cc (Plugin::load): Don't parse the plugin option.
1131 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1132 (Plugin::add_option): New.
1133 (Plugin::args_): Change type.
1134 (Plugin::filename_): New.
1135 (Plugin_manager::add_plugin_option): New.
1136 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1137 * testsuite/Makefile.in: Regenerate.
1139 2008-12-05 Cary Coutant <ccoutant@google.com>
1141 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1142 Handle --strip-lto-sections option.
1143 * options.h (strip_lto_sections): New option.
1145 2008-12-01 Cary Coutant <ccoutant@google.com>
1147 * plugin.cc (ld_plugin_message): Change format parameter to const.
1148 Fix mismatch between new[] and delete.
1150 2008-11-14 Cary Coutant <ccoutant@google.com>
1152 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1153 instead of -1U.
1155 2008-11-05 Craig Silverstein <csilvers@google.com>
1157 * options.cc (General_options::parse_dynamic_list): New function.
1158 * options.h (General_options): New flags dynamic_list,
1159 dynamic_list_data, dynamic_list_cpp_new, and
1160 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1161 (General_options::in_dynamic_list): New function.
1162 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1163 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1164 (Lex::can_continue_name): Likewise.
1165 (yylex): Likewise.
1166 (read_script_file): New parameter script_options.
1167 (read_dynamic_list): New function.
1168 (Script_options::define_dynamic_list): New function.
1169 (dynamic_list_keyword_parsecodes): New variable.
1170 (dynamic_list_keywords): New variable.
1171 * script.h (Script_options::define_dynamic_list): New function
1172 prototype.
1173 (read_dynamic_list): New function prototype.
1174 * symtab.cc (strprefix): New macro.
1175 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1176 dynamic_list_data, dynamic_list_cpp_new, and
1177 dynamic_list_cpp_typeinfo.
1178 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1179 (dynamic_list_expr): New rule.
1180 (dynamic_list_nodes): Likewise.
1181 (dynamic_list_node): Likewise.
1182 * testsuite/Makefile.am (dynamic_list): New test.
1183 * testsuite/Makefile.in: Regenerated.
1184 * testsuite/dynamic_list.t: New file.
1185 * testsuite/dynamic_list.sh: New file.
1187 2008-11-05 Craig Silverstein <csilvers@google.com>
1189 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1190 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1191 (t11_last): Likewise.
1192 * testsuite/ver_test_6.c (main): Likewise.
1194 2008-10-07 Cary Coutant <ccoutant@google.com>
1196 * options.c (General_options::finalize): Add check for -static and
1197 -shared.
1198 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1199 is not empty.
1201 2008-10-02 Cary Coutant <ccoutant@google.com>
1203 * plugin.cc (make_sized_plugin_object): Fix conditional
1204 compilation to work when not all targets are enabled.
1206 2008-09-29 Cary Coutant <ccoutant@google.com>
1208 * archive.cc (Archive::get_file_and_offset): Use filename instead
1209 of name to get library path.
1210 (Archive::include_member): Unlock external member of a thin archive.
1212 * testsuite/Makefile.am (TEST_AR): New variable.
1213 (thin_archive_test_1): New test.
1214 (thin_archive_test_2): New test.
1215 * testsuite/Makefile.in: Regenerate.
1216 * testsuite/thin_archive_main.cc: New file.
1217 * testsuite/thin_archive_test_1.cc: New file.
1218 * testsuite/thin_archive_test_2.cc: New file.
1219 * testsuite/thin_archive_test_3.cc: New file.
1220 * testsuite/thin_archive_test_4.cc: New file.
1222 2008-09-29 Cary Coutant <ccoutant@google.com>
1224 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1225 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1226 instead of -1U.
1227 (Sized_relobj::do_finalize_local_symbols): Likewise.
1228 (Sized_relobj::map_to_kept_section): Likewise.
1229 * object.h (Sized_relobj::invalid_address): New constant.
1230 (Sized_relobj::do_output_section_offset): Check for invalid_address
1231 and return -1ULL.
1232 * output.cc (Output_reloc::local_section_offset): Use constant
1233 invalid_address instead of -1U.
1234 (Output_reloc::get_address): Likewise.
1235 (Output_section::output_address): Change -1U to -1ULL.
1236 * output.h (Output_reloc::invalid_address): New constant.
1237 * reloc.cc (Sized_relobj::write_sections): Use constant
1238 invalid_address instead of -1U.
1239 (Sized_relobj::relocate_sections): Likewise.
1240 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1241 values for merge sections.
1242 * target-reloc.h (relocate_for_relocatable): Use constant
1243 invalid_address instead of -1U.
1245 2008-09-19 Cary Coutant <ccoutant@google.com>
1247 Add plugin functionality for link-time optimization (LTO).
1248 * configure.ac (plugins): Add --enable-plugins option.
1249 * configure: Regenerate.
1250 * config.in: Regenerate.
1251 * Makefile.am (LIBDL): New variable.
1252 (CCFILES): Add plugin.cc.
1253 (HFILES): Add plugin.h.
1254 (ldadd_var): Add LIBDL.
1255 * Makefile.in: Regenerate.
1257 * archive.cc: Include "plugin.h".
1258 (Archive::setup): Don't preread archive symbols when using a plugin.
1259 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1260 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1261 files.
1262 (Archive::include_member): Add symbols from plugin objects.
1263 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1264 * descriptors.cc (Descriptors::open): Check for file descriptors
1265 abandoned by plugins.
1266 (Descriptors::claim_for_plugin): New function.
1267 * descriptors.h (Descriptors::claim_for_plugin): New function.
1268 (Open_descriptor::is_claimed): New field.
1269 (claim_descriptor_for_plugin): New function.
1270 * fileread.cc (File_read::claim_for_plugin): New function.
1271 * fileread.h (File_read::claim_for_plugin): New function.
1272 (File_read::descriptor): New function.
1273 * gold.cc: Include "plugin.h".
1274 (queue_initial_tasks): Add task to call plugin hooks for generating
1275 new object files.
1276 * main.cc: Include "plugin.h".
1277 (main): Load plugin libraries.
1278 * object.h (Pluginobj): Declare.
1279 (Object::pluginobj): New function.
1280 (Object::do_pluginobj): New function.
1281 (Object::set_target): New function.
1282 * options.cc: Include "plugin.h".
1283 (General_options::parse_plugin): New function.
1284 (General_options::General_options): Initialize plugins_ field.
1285 (General_options::add_plugin): New function.
1286 * options.h (Plugin_manager): Declare.
1287 (General_options): Add --plugin option.
1288 (General_options::has_plugins): New function.
1289 (General_options::plugins): New function.
1290 (General_options::add_plugin): New function.
1291 (General_options::plugins_): New field.
1292 * plugin.cc: New file.
1293 * plugin.h: New file.
1294 * readsyms.cc: Include "plugin.h".
1295 (Read_symbols::do_read_symbols): Check for archive before checking
1296 for ELF file. Call plugin hooks to claim files.
1297 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1298 from a real object file; force override when processing replacement
1299 files.
1300 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1301 (Symbol::init_base_object): Likewise.
1302 (Symbol::init_base_output_data): Likewise.
1303 (Symbol::init_base_output_segment): Likewise.
1304 (Symbol::init_base_constant): Likewise.
1305 (Symbol::init_base_undefined): Likewise.
1306 (Symbol::output_section): Assert that object is not a plugin.
1307 (Symbol_table::add_from_pluginobj): New function.
1308 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1309 undefined.
1310 (Symbol_table::sized_write_globals): Likewise.
1311 (Symbol_table::add_from_pluginobj): Instantiate template.
1312 * symtab.h (Sized_pluginobj): Declare.
1313 (Symbol::in_real_elf): New function.
1314 (Symbol::set_in_real_elf): New function.
1315 (Symbol::in_real_elf_): New field.
1316 (Symbol_table::add_from_pluginobj): New function.
1318 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1319 (LIBDL): New variable.
1320 (LDADD): Add LIBDL.
1321 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1322 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1323 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1324 (MOSTLYCLEANFILES): Likewise.
1325 * testsuite/Makefile.in: Regenerate.
1326 * testsuite/plugin_test.c: New file.
1327 * testsuite/plugin_test_1.sh: New file.
1328 * testsuite/plugin_test_2.sh: New file.
1330 2008-09-16 Ian Lance Taylor <iant@google.com>
1332 * target-reloc.h (relocate_section): Check whether a symbol is
1333 defined by the ABI before reporting an undefined symbol error.
1334 * target.h (Target::is_defined_by_abi): Make parameter const.
1335 (Target::do_is_defined_by_abi): Likewise.
1336 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1337 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1338 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1339 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1340 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1341 * testsuite/Makefile.in: Rebuild.
1343 * fileread.cc (make_view): Add casts to avoid warning.
1345 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1347 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1348 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1350 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1352 * options.h (General_options::output_is_executable): New.
1353 (General_options::output_is_pie): New.
1354 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1355 for shared libraries.
1356 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1358 2008-09-11 Chris Demetriou <cgd@google.com>
1360 * options.h (origin): New -z option.
1361 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1362 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1363 in DT_FLAGS_1.
1365 2008-09-05 Cary Coutant <ccoutant@google.com>
1367 * fileread.cc (File_read::make_view): Add check for attempt to map
1368 beyond end of file.
1370 2008-09-05 Cary Coutant <ccoutant@google.com>
1372 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1373 explicit instantiations.
1375 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1377 PR gold/6858
1378 * options.cc (General_options::finalize): Allow undefined symbols
1379 in shlibs if linking -shared.
1381 PR gold/6859
1382 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1383 symbols as not needing a dynsym entry.
1385 2008-08-20 Craig Silverstein <csilvers@google.com>
1387 * fileread.cc (File_read::open): Do not lock the file unless it
1388 was successfully opened.
1390 2008-08-14 Cary Coutant <ccoutant@google.com>
1392 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1393 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1394 * testsuite/tls_test.cc (struct int128): 128-bit struct
1395 for testing TLS relocs with non-zero addend.
1396 (v12): New TLS variable.
1397 (t12): New test.
1398 (t_last): Add check for v12.
1399 * testsuite/tls_test.h (t12): New function.
1400 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1402 2008-08-13 Ian Lance Taylor <iant@google.com>
1404 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1405 set tls_segment_ or relro_segment_.
1406 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1407 when appropriate.
1408 * output.h (Output_section::clear_is_relro): New function.
1409 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1410 sections specially even when output_data_ is empty.
1411 (Output_segment::maximum_alignment): When first section is relro,
1412 only force alignment for PT_LOAD segments.
1413 * script.cc (script_data_segment_align): New function.
1414 (script_data_segment_relro_end): New function.
1415 * script-c.h (script_data_segment_align): Declare.
1416 (script_data_segment_relro_end): Declare.
1417 * script-sections.h (class Script_sections): Declare
1418 data_segment_align and data_segment_relro_end. Add fields
1419 segment_align_index_ and saw_relro_end_.
1420 * script-sections.cc (class Sections_element): Add set_is_relro
1421 virtual function. Add new bool* parameter to place_orphan_here.
1422 Add get_output_section virtual function.
1423 (class Output_section_definition): Add set_is_relro. Add new
1424 bool* parameter to place_orphan_here. Add get_output_section.
1425 Add is_relro_ field.
1426 (Output_section_definition::Output_section_definition): Initialize
1427 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1428 and is_relro_ fields.
1429 (Output_section_definition::place_orphan_here): Add is_relro
1430 parameter.
1431 (Output_section_definition::set_section_addresses): Set relro for
1432 output section.
1433 (Output_section_definition::alternate_constraint): Likewise.
1434 (class Orphan_output_section): Add new bool* parameter to
1435 place_orphan_here. Add get_output_section.
1436 (Orphan_output_section::place_orphan_here): Add is_relro
1437 parameter.
1438 (Script_sections::Script_sections): Initialize
1439 data_segment_align_index_ and saw_relro_end_.
1440 (Script_sections::data_segment_align): New function.
1441 (Script_sections::data_segment_relro_end): New function.
1442 (Script_sections::place_orphan): Set or clear is_relro.
1443 (Script_sections::set_section_addresses): Force alignment of first
1444 TLS section.
1445 * yyscript.y (exp): Call script_data_segment_align and
1446 script_data_segment_relro_end.
1447 * testsuite/relro_script_test.t: New file.
1448 * testsuite/relro_test.cc (using_script): Declare.
1449 (t1, t2): Test using_script.
1450 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1451 (relro_script_test_SOURCES): Define.
1452 (relro_script_test_DEPENDENCIES): Define.
1453 (relro_script_test_LDFLAGS): Define.
1454 (relro_script_test_LDADD): Define.
1455 (relro_script_test.so): New target.
1456 * testsuite/Makefile.in: Rebuild.
1458 2008-08-06 Cary Coutant <ccoutant@google.com>
1460 * archive.cc (Archive::total_archives, Archive::total_members)
1461 (Archive::total_members_loaded): New variables.
1462 (Archive::setup): Add parameter. Add option to preread
1463 archive symbols.
1464 (Archive::read_armap): Add counter.
1465 (Archive::get_file_and_offset): New function.
1466 (Archive::get_elf_object_for_member): New function.
1467 (Archive::read_all_symbols): New function.
1468 (Archive::read_symbols): New function.
1469 (Archive::add_symbols): Add counters.
1470 (Archive::include_all_members): Use armap to find members if it's
1471 already built.
1472 (Archive::include_member): Skip reading symbols if already read.
1473 Factored code into Archive::get_file_and_offset and
1474 Archive::get_elf_object_for_member. Changed call to
1475 Mapfile::report_include_archive_member.
1476 (Archive::print_stats): New function.
1477 * archive.h: Declare Object and Read_symbols_data classes.
1478 (Archive::Archive): Add initializers for new members.
1479 (Archive::setup): Add parameter.
1480 (Archive::print_stats): New function.
1481 (Archive::total_archives, Archive::total_members)
1482 (Archive::total_members_loaded): New variables.
1483 (Archive::get_file_and_offset): New function.
1484 (Archive::get_elf_object_for_member): New function.
1485 (Archive::read_all_symbols): New function.
1486 (Archive::read_symbols): New function.
1487 (Archive::Archive_member): New class.
1488 (Archive::members_): New member.
1489 (Archive::num_members_): New member.
1490 * main.cc: Include archive.h.
1491 (main): Call Archive::print_stats.
1492 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1493 archive parameter; member_name is now the fully-decorated name.
1494 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1495 * options.h: (General_options): Add --preread-archive-symbols option.
1496 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1497 Archive::setup.
1499 2008-08-04 Ian Lance Taylor <iant@google.com>
1501 * symtab.h (Symbol::use_plt_offset): New function.
1502 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1503 * powerpc.cc (Relocate::relocate): Likewise.
1504 * sparc.cc (Relocate::relocate): Likewise.
1505 * x86_64.cc (Relocate::relocate): Likewise.
1506 * testsuite/weak_plt.sh: New test.
1507 * testsuite/weak_plt_main.cc: New test.
1508 * testsuite/weak_plt_shared.cc: New test.
1509 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1510 (check_PROGRAMS): Add weak_plt.
1511 (check_DATA): Add weak_plt_shared.so.
1512 (weak_plt_main_pic.o, weak_plt): New targets.
1513 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1514 * testsuite/Makefile.in: Rebuild.
1516 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1517 gcctestdir/ld.
1518 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1519 * testsuite/Makefile.in: Rebuild.
1521 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1523 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1524 * Makefile.in: Regenerate.
1525 * po/POTFILES.in: Regenerate.
1527 2008-07-29 Ian Lance Taylor <iant@google.com>
1529 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1530 symbols before other symbols.
1531 * testsuite/script_test_2.cc (test_addr): Declare.
1532 (test_addr_alias): Declare.
1533 (main): Check that test_addr and test_addr_alias have the right
1534 values.
1535 * testsuite/script_test_2.t: Define test_addr_alias and
1536 test_addr.
1538 2008-07-24 Ian Lance Taylor <iant@google.com>
1540 PR 5990
1541 * descriptors.cc: New file.
1542 * descriptors.h: New file.
1543 * gold-threads.h (class Hold_optional_lock): New class.
1544 * fileread.cc: Include "descriptors.h".
1545 (File_read::~File_read): Release descriptor rather than closing
1546 it.
1547 (File_read::open) [file]: Call open_descriptor rather than open.
1548 Set is_descriptor_opened_.
1549 (File_read::open) [memory]: Assert that descriptor is not open.
1550 (File_read::reopen_descriptor): New function.
1551 (File_read::release): Release descriptor.
1552 (File_read::do_read): Make non-const. Reopen descriptor.
1553 (File_read::read): Make non-const.
1554 (File_read::make_view): Reopen descriptor.
1555 (File_read::do_readv): Likewise.
1556 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1557 Update declarations.
1558 * layout.cc: Include "descriptors.h".
1559 (Layout::create_build_id): Use open_descriptor rather than open.
1560 * output.cc: Include "descriptors.h".
1561 (Output_file::open): Use open_descriptor rather than open.
1562 * archive.cc (Archive::const_iterator): Change Archive to be
1563 non-const.
1564 (Archive::begin, Archive::end): Make non-const.
1565 (Archive::count_members): Likewise.
1566 * archive.h (class Archive): Update declarations.
1567 * object.h (Object::read): Make non-const.
1568 * Makefile.am (CCFILES): Add descriptors.cc.
1569 (HFILES): Add descriptors.h.
1570 * Makefile.in: Rebuild.
1572 PR 6716
1573 * gold.h: Always include <clocale>. Add Solaris workarounds
1574 following code in binutils/sysdep.h.
1576 PR 6048
1577 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1578 this->eh_frame_hdr_ is NULL before using it.
1580 * dynobj.cc (Versions::Versions): Update comment.
1582 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1583 the base version name.
1585 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1586 array size plus one.
1587 (Stringpool_template::set_string_offsets): Subtract one from key
1588 before using it as an array index.
1589 (Stringpool_template::get_offset_with_length): Likewise.
1590 (Stringpool_template::write_to_buffer): Likewise.
1591 * stringpool.h (Stringpool_template::get_offset_from_key):
1592 Likewise.
1594 2008-07-23 Ian Lance Taylor <iant@google.com>
1596 PR 6658
1597 * object.h (Merged_symbol_value::value): Do our best to handle a
1598 negative addend.
1600 PR 6647
1601 * script.cc (Version_script_info::get_versions): Don't add empty
1602 version tag to return value.
1603 (Version_script_info::get_symbol_version_helper): Change return
1604 type to bool. Add pversion parameter. Change all callers.
1605 (script_register_vers_node): Don't require a non-NULL tag.
1606 * script.h (class Version_script_info): Update declarations.
1607 (Version_script_info::get_symbol_version): Change return type to
1608 bool. Add version parameter. Change all callers.
1609 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1610 handling. Handle an empty version from a version script.
1611 (Symbol_table::define_special_symbol): Likewise.
1612 * testsuite/ver_test_10.script: New file.
1613 * testsuite/ver_test_10.sh: New file.
1614 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1615 (check_DATA): Add ver_test_10.syms.
1616 (ver_test_10.syms, ver_test_10.so): New target.
1617 * testsuite/Makefile.in: Rebuild.
1619 2008-07-23 Simon Baldwin <simonb@google.com>
1621 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1622 to zero for undefined symbols from dynamic libraries.
1624 2008-07-23 Ian Lance Taylor <iant@google.com>
1626 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1627 Change all callers.
1628 * symtab.h (class Symbol_table): Update declaration.
1629 * testsuite/ver_test_9.cc: New file.
1630 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1631 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1632 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1633 (ver_test_9.so, ver_test_9.o): New targets.
1634 * testsuite/Makefile.in: Rebuild.
1636 2008-07-22 Ian Lance Taylor <iant@google.com>
1638 * options.h (class General_options): Define --check-sections.
1639 * layout.cc (Layout::set_segment_offsets): Handle
1640 --check-sections.
1642 * options.h (class General_options): Define -n/--nmagic and
1643 -N/--omagic.
1644 * options.cc (General_options::finalize): For -n/--nmagic or
1645 -N/--omagic, set -static.
1646 * layout.cc (Layout::attach_allocated_section_to_segment): If
1647 -N/--omagic, don't put read-only and read-write sections in
1648 different segments.
1649 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1650 finding a read-only segment.
1651 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1652 don't set the minimum segment alignment to the common page size,
1653 and don't set the file offset to the address modulo the page size.
1654 * script-sections.cc (Script_sections::create_segments): If
1655 -n/--omagic, don't put read-only and read-write sections in
1656 different segments.
1658 * cref.cc: New file.
1659 * cref.h: New file.
1660 * options.h (class General_options): Add --print-symbol-counts.
1661 * main.cc (main): Issue defined symbol report if requested.
1662 * archive.cc (Archive::interpret_header): Make into a const member
1663 function.
1664 (Archive::add_symbols): Call Input_objects::archive_start and
1665 archive_stop.
1666 (Archive::const_iterator): Define new class.
1667 (Archive::begin, Archive::end): New functions.
1668 (Archive::include_all_members): Rewrite to use iterator.
1669 (Archive::count_members): New function.
1670 * archive.h (class Archive): Update declarations.
1671 (Archive::filename): New function.
1672 * object.cc: Include "cref.h".
1673 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1674 (Sized_relobj::do_get_global_symbol_counts): New function.
1675 (Input_objects::add_object): Add object to cross-referencer.
1676 (Input_objects::archive_start): New function.
1677 (Input_objects::archive_stop): New function.
1678 (Input_objects::print_symbol_counts): New function.
1679 * object.h: Declare Cref and Archive.
1680 (Object::get_global_symbol_counts): New function.
1681 (Object::do_get_global_symbol_counts): New pure virtual function.
1682 (class Sized_relobj): Add defined_count_ field. Update
1683 declarations.
1684 (class Input_objects): Add cref_ field. Update constructor.
1685 Update declarations.
1686 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1687 defined_count_.
1688 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1689 symbol counts.
1690 (Sized_dynobj::do_get_global_symbol_counts): New function.
1691 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1692 defined_count_. Update declarations. Define Symbols typedef.
1693 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1694 parameter. Change all callers.
1695 (Symbol_table::add_from_dynobj): Add sympointers and defined
1696 parameters. Change all callers.
1697 * symtab.h (class Symbol_table): Update declarations.
1698 * Makefile.am (CCFILES): Add cref.cc.
1699 (HFILES): Add cref.h.
1700 * Makefile.in: Rebuild.
1702 2008-07-22 Simon Baldwin <simonb@google.com>
1704 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1705 to zero when writing undefined symbols.
1707 2008-07-22 Ian Lance Taylor <iant@google.com>
1709 * output.cc (Output_section::add_input_section): Don't try to
1710 merge empty merge sections.
1712 2008-07-21 Craig Silverstein <csilvers@google.com>
1714 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1715 Include symbol version in error message.
1717 2008-07-20 Chris Demetriou <cgd@google.com>
1719 * configure.ac (gold_cv_c_random_seed): New configured variable.
1720 (RANDOM_SEED_CFLAGS): New substituted variable.
1721 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1722 * configure: Rebuild.
1723 * Makefile.in: Likewise.
1724 * testsuite/Makefile.in: Likewise.
1726 2008-07-18 Ian Lance Taylor <iant@google.com>
1728 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1729 where we see NAME/NULL and NAME/VERSION as separate symbols.
1730 * testsuite/ver_test_main.cc (main): Call t4.
1731 (t4, t4_2a): Define.
1732 * testsuite/ver_test_2.cc (t4_2): Define.
1733 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1734 * testsuite/ver_test_4.cc (t4_2a): Define.
1735 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1736 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1738 2008-07-17 Ian Lance Taylor <iant@google.com>
1740 * dynobj.cc (Versions::add_def): If we give an error about a
1741 missing version, go ahead and create the version anyhow.
1743 2008-07-10 Ian Lance Taylor <iant@google.com>
1745 Handle output sections with more than 0x7fffffff bytes.
1746 * object.h (class Relobj): Change map_to_output_ to
1747 output_sections_, and just keep a section pointer. Change all
1748 uses. Move comdat group support to Sized_relobj.
1749 (Relobj::is_section_specially_mapped): Remove.
1750 (Relobj::output_section): Remove poff parameter. Change all
1751 callers.
1752 (Relobj::output_section_offset): New function.
1753 (Relobj::set_section_offset): Rewrite.
1754 (Relobj::map_to_output): Remove.
1755 (Relobj::output_sections): New function.
1756 (Relobj::do_output_section_offset): New pure virtual function.
1757 (Relobj::do_set_section_offset): Likewise.
1758 (class Sized_relobj): Add section_offsets_ field. Add comdat
1759 group support from Relobj. Update declarations.
1760 (Sized_relobj::get_output_section_offset): New function.
1761 (Sized_relobj::do_output_section_offset): New function.
1762 (Sized_relobj::do_set_section_offset): New function.
1763 * object.cc (Relobj::output_section_address): Remove.
1764 (Sized_relobj::Sized_relobj): Initialize new fields.
1765 (Sized_relobj::include_section_group): Cast find_kept_object to
1766 Sized_relobj.
1767 (Sized_relobj::include_linkonce_section): Likewise.
1768 (Sized_relobj::do_layout): Use separate arrays for output section
1769 and output offset.
1770 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1771 output_sections.
1772 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1773 output_sections and section_offsets.
1774 (Sized_relobj::write_local_symbols): Likewise.
1775 (map_to_kept_section): Compute output address directly.
1776 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1777 output_sections and section_offsets.
1778 (Sized_relobj::write_sections): Likewise.
1779 (Sized_relobj::relocate_sections): Likewise.
1780 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1781 * output.h (class Output_reloc): Update declarations. Change
1782 u2_.relobj to Sized_relobj*.
1783 (class Output_data_reloc): Change add functions to use
1784 Sized_relobj*.
1785 * output.cc (Output_reloc::Output_reloc): Change relobj to
1786 Sized_relobj*.
1787 (Output_reloc::local_section_offset): Change return type to
1788 Elf_Addr. Use get_output_section_offset.
1789 (Output_reloc::get_address): Likewise.
1790 (Output_section::is_input_address_mapped): Don't call
1791 is_section_specially_mapped.
1792 (Output_section::output_offset): Likewise.
1793 (Output_section::output_address): Likewise.
1794 (Output_section::starting_output_address): Likewise.
1795 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1796 parameter to Sized_relobj*.
1797 (Copy_relocs::need_copy_reloc): Likewise.
1798 (Copy_relocs::save): Likewise.
1799 * copy-relocs.h (class Copy_relocs): Update declarations.
1800 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1801 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1802 * target-reloc.h (relocate_for_relocatable): Change
1803 offset_in_output_section type to Elf_Addr. Change code that uses
1804 it as well.
1805 * layout.cc (Layout::layout): Always set *off.
1806 * mapfile.cc (Mapfile::print_input_section): Use
1807 output_section_offset.
1808 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1809 Sized_relobj*.
1810 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1811 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1812 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1814 2008-07-03 Ian Lance Taylor <iant@google.com>
1816 * layout.cc (Layout::include_section): Do not discard unrecognized
1817 SHT_STRTAB sections.
1819 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1821 * script.cc (Lex::can_continue_name): Make '?' allowable in
1822 version-script names.
1823 * testsuite/version_script.map: Change glob pattern to use '?'
1825 2008-06-30 Manish Singh <yosh@gimp.org>
1827 PR 6585
1828 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1829 Correct typo.
1831 2008-06-30 Ian Lance Taylor <iant@google.com>
1833 PR 6660
1834 PR 6682
1835 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1836 versions]: Don't try to read the value in the contents, since we
1837 don't use it. Use the template endianness when writing.
1839 2008-06-25 Cary Coutant <ccoutant@google.com>
1841 * fileread.cc (File_read::make_view): Assert on zero-length view.
1842 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1843 symbol table when there are no symbols to read.
1845 2008-06-23 Craig Silverstein <csilvers@google.com>
1847 * version.cc (version_string): Bump to 1.7
1849 2008-06-18 Craig Silverstein <csilvers@google.com>
1851 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1852 constant 0xFFFF to type Valtype.
1853 (Powerpc_relocate_functions::rel16_ha): Likewise.
1855 2008-06-17 Ian Lance Taylor <iant@google.com>
1857 * output.h (Output_section::Input_section): Initialize p2align_ to
1858 zero for Output_section_data constructors.
1859 (Output_section::Input_section::addralign): If not an input
1860 section, return the alignment of the Output_section_data.
1861 * testsuite/copy_test.cc: New file.
1862 * testsuite/copy_test_1.cc: New file.
1863 * testsuite/copy_test_2.cc: New file.
1864 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1865 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1866 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1867 (copy_test_1_pic.o, copy_test_1.so): New targets.
1868 (copy_test_2_pic.o, copy_test_2.so): New targets.
1869 * testsuite/Makefile.in: Rebuild.
1871 * script-sections.cc (Script_sections::place_orphan): Initialize
1872 local variable exact.
1874 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1876 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1878 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1879 David S. Miller <davem@davemloft.net>
1881 * powerpc.cc: New file.
1882 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1883 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1884 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1885 * Makefile.in: Rebuild.
1887 2008-06-09 Ian Lance Taylor <iant@google.com>
1889 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1890 <exception>.
1891 (throwing, orig_terminate): New static variables.
1892 (terminate_handler): New static function.
1893 (t2): Set terminate handler.
1895 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1897 PR 6584
1898 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1899 alignment.
1901 2008-05-30 Cary Coutant <ccoutant@google.com>
1903 * archive.cc (Archive::include_all_members) Correct to step
1904 over symbol table and extended name table in thin archives.
1906 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1908 PR 6407
1909 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1910 calculation.
1912 2008-05-28 Caleb Howe <cshowe@google.com>
1914 * reduced_debug_output.cc: New file.
1915 * reduced_debug_output.h: New file.
1916 * options.h (class General_options): Add --strip-debug-non-line.
1917 * options.cc (General_options::finalize): Add strip_debug_non_line
1918 to the strip heirarchy.
1919 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1920 fields.
1921 * layout.cc: Include "reduced_debug_output.h".
1922 (Layout::Layout): Initialize new fields.
1923 (line_only_debug_sections): New static array.
1924 (is_lines_only_debug_sections): New static inline function.
1925 (Layout::include_section): Handle --strip-debug-non-line.
1926 (Layout::make_output_section): If --strip-debug-non-line, build
1927 new output sections for .debug_abbrev and .debug_info.
1928 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1929 gold. Warn about possible overflow.
1930 (read_signed_LEB_128): Likewise.
1931 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1932 (read_signed_LEB_128): Declare.
1933 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1934 (HFILES): Add reduced_debug_output.h.
1935 * Makefile.in: Rebuild.
1937 2008-05-21 Ian Lance Taylor <iant@google.com>
1939 * mapfile.cc: New file.
1940 * mapfile.h: New file.
1941 * options.h (class General_options): Add -M/--print-map and -Map.
1942 * options.cc (General_options::finalize): Make -M equivalent to
1943 -Map -.
1944 * main.cc: Include <cstdio> and "mapfile.h".
1945 (main): Open mapfile if requested.
1946 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1947 constructor. Change caller.
1948 (queue_initial_tasks): Add mapfile parameter. Change caller.
1949 (queue_middle_tasks): Likewise.
1950 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1951 declarations.
1952 * archive.cc: Include "mapfile.h".
1953 (Archive::add_symbols): Add mapfile parameter. Change all
1954 callers. Pass mapfile, symbol, and reason to include_member.
1955 (Archive::include_all_members): Add mapfile parameter. Change all
1956 callers.
1957 (Archive::include_member): Add mapfile, sym, and why parameters.
1958 Change all callers. Report inclusion to map file.
1959 * archive.h: Include "fileread.h".
1960 (class Archive): Update declarations.
1961 (Archive::file): New const method.
1962 (class Add_archive_symbols): Add mapfile_ field. Update
1963 constructor. Change all callers.
1964 * readsyms.h (class Read_symbols): Likewise.
1965 (class Finish_group): Likewise.
1966 (class Read_script): Likewise.
1967 * common.cc: Include "mapfile.h".
1968 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1969 all callers.
1970 (Symbol_table::do_allocate_commons): Likewise.
1971 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1972 symbol allocation to mapfile.
1973 * common.h (class Allocate_commons_task): Add mapfile_ field.
1974 Update constructor. Change all callers.
1975 * symtab.h (class Symbol_table): Update declarations.
1976 * layout.cc: Include "mapfile.h".
1977 (Layout_task_runner::run): Print information to mapfile.
1978 (Layout::create_gold_note): Change Output_data_fixed_space to
1979 Output_data_zero_fill.
1980 (Layout::create_build_id): Likewise.
1981 (Layout::print_to_mapfile): New function.
1982 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1983 constructor. Change caller.
1984 (class Layout): Declare print_to_mapfile.
1985 * output.cc (Output_section::Input_section::print_to_mapfile): New
1986 function.
1987 (Output_section::add_input_section): If producing a map, always
1988 add to input_sections_ list.
1989 (Output_section::do_print_to_mapfile): New function.
1990 (Output_segment::print_sections_to_mapfile): New function.
1991 (Output_segment::print_section_list_to_mapfile): New function.
1992 * output.h: Include "mapfile.h".
1993 (Output_data::print_to_mapfile): New function.
1994 (Output_data::do_print_to_mapfile): New virtual function.
1995 (Output_segment_headers::do_print_to_mapfile): New function.
1996 (Output_file_header::do_print_to_mapfile): New function.
1997 (Output_data_const::do_print_to_mapfile): New function.
1998 (class Output_data_const_buffer): Add map_name_ field. Update
1999 constructor. Change all callers. Add do_print_to_mapfile
2000 function.
2001 (class Output_data_fixed_space): Likewise.
2002 (class Output_data_space): Likewise.
2003 (class Output_data_zero_fill): New class.
2004 (Output_data_strtab::do_print_to_mapfile): New function.
2005 (Output_data_reloc_base::do_print_to_mapfile): New function.
2006 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2007 (Output_data_group::do_print_to_mapfile): New function.
2008 (Output_data_got::do_print_to_mapfile): New function.
2009 (Output_data_dynamic::do_print_to_mapfile): New function.
2010 (Output_symtab_xindex::do_print_to_mapfile): New function.
2011 (class Output_section): Declare do_print_to_mapflie. Declare
2012 print_to_mapfile in Input_section.
2013 (class Output_segment): Declare new functions.
2014 * object.h (Sized_relobj::symbol_count): New function.
2015 * script-sections.cc
2016 (Output_section_element_dot_assignment::set_section_addresses):
2017 Change Output_data_fixed_space to Output_data_zero_fill.
2018 (Output_data_expression::do_print_to_mapfile): New function.
2019 * script.cc (read_input_script): Add mapfile parameter. Change
2020 all callers.
2021 * script.h (read_input_script): Update declaration.
2022 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2023 (Eh_frame::do_print_to_mapfile): New function.
2024 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2025 (Output_merge_string::do_print_to_mapfile): New function.
2026 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2027 function.
2028 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2029 function.
2030 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2031 function.
2032 * Makefile.am (CCFILES): Add mapfile.cc.
2033 (HFILES): Add mapfile.h.
2034 * Makefile.in: Rebuild.
2036 2008-05-19 Ian Lance Taylor <iant@google.com>
2038 * options.h (class General_options): Add -z relro.
2039 * layout.cc (Layout::Layout): Initialize relro_segment_.
2040 (Layout::add_output_section_data): Return the output section.
2041 (Layout::make_output_section): Rcognize relro sections and mark
2042 them appropriately.
2043 (Layout::attach_allocated_section_to_segment): Put relro sections
2044 in a PT_GNU_RELRO segment.
2045 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2046 section as relro.
2047 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2048 PT_TLS segments.
2049 (Layout::linkonce_mapping): Map d.rel.ro.local to
2050 .data.rel.ro.local.
2051 (Layout::output_section_name): Us .data.rel.ro.local for any
2052 section which begins with that.
2053 * layout.h (class Layout): Update add_output_section_data
2054 declaration. Add relro_segment_ field.
2055 * output.cc (Output_section::Output_section): Initialize is_relro_
2056 and is_relro_local_ fields.
2057 (Output_segment::add_output_section): Group relro sections.
2058 (Output_segment::is_first_section_relro): New function.
2059 (Output_segment::maximum_alignment): If there is a relro section,
2060 align the segment to the common page size.
2061 (Output_segment::set_section_addresses): Track whether we are
2062 looking at relro sections. If the last section is a relro
2063 section, align to the common page size.
2064 (Output_segment::set_section_list_addresses): Add in_relro
2065 parameter. Change all callers. Align to the page size when
2066 moving from relro to non-relro section.
2067 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2068 segment.
2069 * output.h (class Output_section): Add is_relro_ and
2070 is_relro_local_ fields.
2071 (Output_section::is_relro): New function.
2072 (Output_section::set_is_relro): New function.
2073 (Output_section::is_relro_local): New function.
2074 (Output_section::set_is_relro_local): New function.
2075 (class Output_segment): Update declarations.
2076 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2077 * sparc.cc (Target_sparc::got_section): Likewise.
2078 * x86_64.cc (Target_x86_64::got_section): Likewise.
2079 * testsuite/relro_test_main.cc: New file.
2080 * testsuite/relro_test.cc: New file.
2081 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2082 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2083 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2084 (relro_test.so, relro_test_pic.o): New targets.
2085 * testsuite/Makefile.in: Rebuild.
2087 2008-05-16 Ian Lance Taylor <iant@google.com>
2089 * output.cc (Output_segment::add_output_section): Remove front
2090 parameter.
2091 * output.h (class Output_segment): Remove
2092 add_initial_output_section and overloaded add_output_section.
2093 Update declaration of remaining add_output_section.
2094 * layout.cc (Layout::create_interp): Call add_output_section
2095 rather than add_initial_output_section.
2096 (Layout::finish_dynamic_section): Likewise.
2098 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2099 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2100 know the dynamic type.
2101 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2102 field. Initialize it in constructor.
2103 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2104 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2105 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2106 reloc.
2108 * output.cc (Output_reloc::get_address): Change return type to
2109 Elf_Addr.
2110 * output.h (class Output_reloc): Update get_address declaration.
2111 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2112 for section addresses.
2114 2008-05-09 Ian Lance Taylor <iant@google.com>
2116 PR 6493
2117 * gold.cc (gold_nomem): Use return value of write.
2119 2008-05-08 Ian Lance Taylor <iant@google.com>
2121 * symtab.c (Symbol::init_base_output_data): Add version
2122 parameter. Change all callers.
2123 (Symbol::init_base_output_segment): Likewise.
2124 (Symbol::init_base_constant): Likewise.
2125 (Symbol::init_base_undefined): Likewise.
2126 (Sized_symbol::init_output_data): Likewise.
2127 (Sized_symbol::init_output_segment): Likewise.
2128 (Sized_symbol::init_constant): Likewise.
2129 (Sized_symbol::init_undefined): Likewise.
2130 (Symbol_table::do_define_in_output_data): If the new symbol has a
2131 version, mark it as the default.
2132 (Symbol_table::do_define_in_output_segment): Likewise.
2133 (Symbol_table::do_define_as_constant): Likewise.
2134 * symtab.h (class Symbol): Update declarations.
2135 (class Sized_symbol): Likewise.
2136 * resolve.cc (Symbol::override_version): New function.
2137 (Symbol::override_base): Call override_version.
2138 (Symbol::override_base_with_special): Likewise.
2139 * testsuite/ver_script_8.script: New file.
2140 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2141 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2142 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2143 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2145 2008-05-06 Ian Lance Taylor <iant@google.com>
2147 PR 6049
2148 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2149 functions.
2150 (class General_options): Remove existing --undefined, and add
2151 --no-undefined instead. Add new --undefined as synonym for -u.
2152 * archive.cc (Archive::add_symbols): Check whether symbol was
2153 named with -u.
2154 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2155 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2156 all uses. Add IS_UNDEFINED. Update declarations to split
2157 different versions of init_base. Declare init_base_undefined.
2158 (Symbol::is_defined): Handle IS_UNDEFINED.
2159 (Symbol::is_undefined): Likewise.
2160 (Symbol::is_weak_undefined): Call is_undefined.
2161 (Symbol::is_absolute): Handle IS_CONSTANT.
2162 (class Sized_symbol): Update declarations to split different
2163 versions of init. Declare init_undefined.
2164 (class Symbol_table): Declare new functions.
2165 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2166 Change all callers.
2167 (Symbol::init_base_output_data): Likewise.
2168 (Symbol::init_base_output_segment): Likewise.
2169 (Symbol::init_base_constant): Likewise.
2170 (Symbol::init_base_undefined): New function.
2171 (Sized_symbol::init_object): Rename from init. Change all
2172 callers.
2173 (Sized_symbol::init_output_data): Likewise.
2174 (Sized_symbol::init_output_segment): Likewise.
2175 (Sized_symbol::init_constant): Likewise.
2176 (Sized_symbol::init_undefined): New function.
2177 (Symbol_table::add_undefined_symbols_from_command_line): New
2178 function.
2179 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2180 function.
2181 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2182 (Symbol::output_section): Likewise.
2183 (Symbol::set_output_section): Likewise.
2184 (Symbol_table::sized_finalize_symbol): Likewise.
2185 (Symbol_table::sized_write_globals): Likewise.
2186 * resolve.cc (Symbol_table::should_override): Likewise.
2187 (Symbol::override_base_with_special): Likewise.
2189 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2190 symbol, change it to have default visibility.
2191 * testsuite/protected_1.cc: New file.
2192 * testsuite/protected_2.cc: New file.
2193 * testsuite/protected_3.cc: New file.
2194 * testsuite/protected_main_1.cc: New file.
2195 * testsuite/protected_main_2.cc: New file.
2196 * testsuite/protected_main_3.cc: New file.
2197 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2198 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2199 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2200 (protected_1.so): New target.
2201 (protected_1_pic.o, protected_2_pic.o): New targets.
2202 (protected_3_pic.o): New target.
2203 (check_PROGRAMS): Add protected_2.
2204 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2205 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2206 * testsuite/Makefile.in: Rebuild.
2208 * options.h (DEFINE_var): Add set_user_set_##varname__.
2209 (DEFINE_bool_alias): New macro.
2210 (class General_options): Define -Bstatic using DEFINE_bool_alias
2211 rather than DEFINE_special. Add --undefined as an alias for -z
2212 defs.
2213 * options.cc (General_options::parse_Bstatic): Remove.
2215 * options.h (class General_options): Add --fatal-warnings.
2216 * main.cc (main): Implement --fatal-warnings.
2217 * errors.h (Errors::warning_count): New function.
2219 * options.h (class General_options): Add -Bsymbolic-functions.
2220 * symtab.h (Symbol::is_preemptible): Check for
2221 -Bsymbolic-functions.
2223 2008-05-05 Ian Lance Taylor <iant@google.com>
2225 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2226 as noVARNAME rather than no-VARNAME.
2227 (class General_options): Add option -z combreloc.
2228 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2229 get_address.
2230 (Output_reloc::sort_before) [SHT_REL]: New function.
2231 (Output_reloc::sort_before) [SHT_RELA]: New function.
2232 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2233 Sort_relocs_comparison.
2234 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2235 parameter. Change all callers.
2236 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2237 sort_relocs parameter. Change all callers.
2238 * output.cc (Output_reloc::get_address): New function, broken out
2239 of write_rel.
2240 (Output_reloc::write_rel): Call it.
2241 (Output_reloc::compare): New function.
2242 (Output_data_reloc_base::do_write): Optionally sort relocs.
2244 * configure.ac: If targ_extra_obj is set, link it in.
2245 * configure.tgt: Initialize all variables.
2246 (x86_64*): Set targ_extra_obj and targ_extra_size.
2247 * configure: Rebuild.
2249 * object.cc (Sized_relobj::include_section_group): Adjust section
2250 indexes read from group data. Build vector to pass to
2251 layout_group.
2252 * layout.cc (Layout::layout_group): Add flags and shndxes
2253 parameters. Remove contents parameter. Change caller. Update
2254 explicit instantiations.
2255 * layout.h (class Layout): Update layout_group declaration.
2256 * output.cc (Output_data_group::Output_data_group): Add flags and
2257 input_shndxes parameters. Remove contents parameter. Change
2258 caller.
2259 (Output_data_group::do_write): Change input_sections_ to
2260 input_shndxes_.
2261 * output.h (class Output_data_group): Update constructor
2262 declaration. Rename input_sections_ to input_shndxes_.
2263 * testsuite/many_sections_test.cc: Add template.
2265 2008-04-30 Cary Coutant <ccoutant@google.com>
2267 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2269 * layout.cc (Layout::include_section): Refactored check for debug
2270 info section.
2271 (Layout::add_comdat): Add new parameters. Change type
2272 of signature parameter. Add object and shndx to signatures table.
2273 (Layout::find_kept_object): New function.
2274 * layout.h: Include <cstring>.
2275 (Layout::is_debug_info_section): New function.
2276 (Layout::add_comdat): Add new parameters.
2277 (Layout::find_kept_object): New function.
2278 (Layout::Kept_section): New struct.
2279 (Layout::Signatures): Change type of map range.
2280 * object.cc (Relobj::output_section_address): New function.
2281 (Sized_relobj::include_section_group): Add new parameters. Change
2282 calls to Layout::add_comdat. Change to build table of kept comdat
2283 groups and table mapping discarded sections to kept sections.
2284 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2285 (Sized_relobj::do_layout): Change calls to include_section_group and
2286 include_linkonce_section.
2287 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2288 value to zero when section is discarded.
2289 (Sized_relobj::map_to_kept_section): New function.
2290 * object.h (Relobj::output_section_address): New function.
2291 (Relobj::Comdat_group): New type.
2292 (Relobj::find_comdat_group): New function.
2293 (Relobj::Comdat_group_table): New type.
2294 (Relobj::Kept_comdat_section): New type.
2295 (Relobj::Kept_comdat_section_table): New type.
2296 (Relobj::add_comdat_group): New function.
2297 (Relobj::set_kept_comdat_section): New function.
2298 (Relobj::get_kept_comdat_section): New function.
2299 (Relobj::comdat_groups_): New field.
2300 (Relobj::kept_comdat_sections_): New field.
2301 (Symbol_value::input_value): Update comment.
2302 (Sized_relobj::map_to_kept_section) New function.
2303 (Sized_relobj::include_linkonce_section): Add new parameter.
2304 * target-reloc.h (Comdat_behavior): New type.
2305 (get_comdat_behavior): New function.
2306 (relocate_section): Add code to map a discarded section to the
2307 corresponding kept section when applying a relocation.
2309 2008-04-30 Craig Silverstein <csilvers@google.com>
2311 * dwarf_reader.cc (next_generation_count): New static var.
2312 (Addr2line_cache_entry): New struct.
2313 (addr2line_cache): New static var.
2314 (Dwarf_line_info::one_addr2line): Added caching.
2315 (Dwarf_line_info::clear_addr2line_cache): New function.
2316 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2317 cache-size parameter.
2318 (Dwarf_line_info::one_addr2line_cache): New function.
2319 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2320 new cache-size argument to one_addr2line(), and clear cache.
2322 2008-04-28 Cary Coutant <ccoutant@google.com>
2324 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2325 R_386_PC8 relocations.
2327 2008-04-23 Ian Lance Taylor <iant@google.com>
2329 * object.cc (Sized_relobj::include_section_group): Check for
2330 invalid section group.
2332 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2333 header size.
2335 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2336 than read for file header.
2337 * archive.cc (Archive::include_member): Likewise.
2339 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2341 * aclocal.m4: Regenerate.
2342 * configure: Regenerate.
2344 2008-04-19 Ian Lance Taylor <iant@google.com>
2346 * version.cc (version_string): Bump to 1.6.
2348 * testsuite/Makefile.am (many_sections_r_test): New target.
2349 (many_sections_r_test_SOURCES): Remove.
2350 (many_sections_r_test_DEPENDENCIES): Remove.
2351 (many_sections_r_test_LDFLAGS): Remove.
2352 (many_sections_r_test_LDADD): Remove.
2354 * object.cc (Sized_relobj::do_add_symbols): Always pass
2355 local_symbol_count_ to add_from_relobj.
2357 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2358 every thousand variables.
2359 * testsuite/Makefile.in: Rebuild.
2361 * object.cc (Xindex::initialize_symtab_xindex): New function.
2362 (Xindex::read_symtab_xindex): New function.
2363 (Xindex::sym_xindex_to_shndx): New function.
2364 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2365 available.
2366 (Sized_relobj::do_initialize_xindex): New function.
2367 (Sized_relobj::do_read_symbols): Adjust section links.
2368 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2369 parameter. Change all callers.
2370 (Sized_relobj::include_section_group): Adjust section links and
2371 symbol section indexes.
2372 (Sized_relobj::do_layout): Adjust section links.
2373 (Sized_relobj::do_count_local_symbols): Adjust section links and
2374 symbol section indexes.
2375 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2376 ordinary and special symbols.
2377 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2378 dynsym_xindex parameters. Change all callers. Adjust section
2379 links. Use SHN_XINDEX when needed.
2380 (Sized_relobj::get_symbol_location_info): Adjust section links.
2381 Don't get fooled by special symbols.
2382 * object.h (class Xindex): Define.
2383 (class Object): Add xindex_ parameter. Declare virtual functoin
2384 do_initialize_xindex.
2385 (Object::adjust_sym_shndx): New function.
2386 (Object::set_xindex): New protected function.
2387 (class Symbol_value): Add is_ordinary_shndx_ field.
2388 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2389 (Symbol_value::value): Assert ordinary section.
2390 (Symbol_value::initialize_input_to_output_map): Likewise.
2391 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2392 Change all callers.
2393 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2394 all callers.
2395 (class Sized_relobj): Update declarations.
2396 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2397 parameter. Change all callers.
2398 (Sized_relobj::adjust_shndx): New function.
2399 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2400 field.
2401 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2402 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2403 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2404 (Sized_dynobj::read_dynsym_section): Adjust section links.
2405 (Sized_dynobj::read_dynamic): Likewise.
2406 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2407 section links.
2408 (Sized_dynobj::do_initialize_xindex): New function.
2409 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2410 do_initialize_xindex.
2411 (Sized_dynobj::adjust_shndx): New function.
2412 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2413 dynsym_xindex_ fields.
2414 (Layout::finalize): Add a call to set_section_indexes before
2415 creating the symtab sections.
2416 (Layout::set_section_indexes): Don't do anything if the section
2417 already has a section index.
2418 (Layout::create_symtab_sections): Add shnum parameter. Change
2419 caller. Create .symtab_shndx section if needed.
2420 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2421 caller.
2422 (Layout::allocated_output_section_count): New function.
2423 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2424 needed.
2425 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2426 fields. Update declarations.
2427 (Layout::symtab_xindex): New function.
2428 (Layout::dynsym_xindex): New function.
2429 (class Write_symbols_task): Add layout_ field.
2430 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2431 Change caller.
2432 * output.cc (Output_section_headers::Output_section_headers): Add
2433 shstrtab_section parameter. Change all callers.
2434 (Output_section_headers::do_sized_write): Store overflow values
2435 for section count and section string table section index in
2436 section header zero.
2437 (Output_file_header::do_sized_write): Check for overflow of
2438 section count and section string table section index.
2439 (Output_symtab_xindex::do_write): New function.
2440 (Output_symtab_xindex::endian_do_write): New function.
2441 * output.h (class Output_section_headers): Add shstrtab_section_.
2442 Update declarations.
2443 (class Output_symtab_xindex): Define.
2444 (Output_section::has_out_shndx): New function.
2445 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2446 field.
2447 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2448 Change all callers.
2449 (Sized_symbol::init): Likewise.
2450 (Symbol::output_section): Check for ordinary symbol.
2451 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2452 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2453 callers.
2454 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2455 Change all callers. Simplify handling of symbols from sections
2456 not included in the link.
2457 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2458 distinction.
2459 (Weak_alias_sorter::operator()): Assert that symbols are
2460 ordinary.
2461 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2462 distinction.
2463 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2464 parameters. Change all callers.
2465 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2466 symbol distinction. Use SHN_XINDEX when needed.
2467 (Symbol_table::write_section_symbol): Add symtab_xindex
2468 parameter. Change all callers.
2469 (Symbol_table::sized_write_section_symbol): Likewise. Use
2470 SHN_XINDEX when needed.
2471 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2472 declarations.
2473 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2474 (Symbol::is_defined): Check is_ordinary.
2475 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2476 (Symbol::is_absolute, Symbol::is_common): Likewise.
2477 (class Sized_symbol): Update declarations.
2478 (class Symbol_table): Update declarations.
2479 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2480 parameters. Change all callers.
2481 (Sized_symbol::override): Likewise.
2482 (Symbol_table::override): Likewise.
2483 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2484 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2485 is_ordinary, and orig_st_shndx parameters. Change all callers.
2486 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2487 to be in an ordinary section.
2488 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2489 object and is_ordinary parameters. Change all callers.
2490 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2491 Change all callers. Don't add undefined or non-ordinary symbols
2492 to reloc_map_.
2493 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2494 Change all callers.
2495 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2496 declarations.
2497 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2498 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2499 (Sized_relobj::relocate_sections): Likewise.
2500 * target-reloc.h (scan_relocs): Adjust section symbol index.
2501 (scan_relocatable_relocs): Likewise.
2502 * i386.cc (Scan::local): Check for ordinary symbols.
2503 * sparc.cc (Scan::local): Likewise.
2504 * x86_64.cc (Scan::local): Likewise.
2505 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2506 to symbol_section_and_value.
2507 * testsuite/many_sections_test.cc: New file.
2508 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2509 (check_PROGRAMS): Add many_sections_test.
2510 (many_sections_test_SOURCES): Define.
2511 (many_sections_test_DEPENDENCIES): Define.
2512 (many_sections_test_LDFLAGS): Define.
2513 (BUILT_SOURCES): Add many_sections_define.h.
2514 (many_sections_define.h): New target.
2515 (BUILT_SOURCES): Add many_sections_check.h.
2516 (many_sections_check.h): New target.
2517 (check_PROGRAMS): Add many_sections_r_test.
2518 (many_sections_r_test_SOURCES): Define.
2519 (many_sections_r_test_DEPENDENCIES): Define.
2520 (many_sections_r_test_LDFLAGS): Define.
2521 (many_sections_r_test_LDADD): Define.
2522 (many_sections_r_test.o): New target.
2523 * testsuite/Makefile.in: Rebuild.
2525 2008-04-17 Cary Coutant <ccoutant@google.com>
2527 * errors.cc (Errors::info): New function.
2528 (gold_info): New function.
2529 * errors.h (Errors::info): New function.
2530 * gold.h (gold_info): New function.
2531 * object.cc (Input_objects::add_object): Print trace output.
2532 * options.cc (options::parse_set): New function.
2533 (General_options::parse_wrap): Deleted.
2534 (General_options::General_options): Deleted initializer.
2535 * options.h (options::String_set): New typedef.
2536 (options::parse_set): New function.
2537 (DEFINE_set): New macro.
2538 (General_options::wrap): Changed to use DEFINE_set. Changed
2539 callers of any_wrap_symbols and is_wrap_symbol.
2540 (General_options::trace, General_options::trace_symbol):
2541 New options.
2542 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2543 (General_options::wrap_symbols_): Deleted.
2544 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2546 2008-04-17 David S. Miller <davem@davemloft.net>
2548 * options.cc (General_options::parse_V): New function.
2549 * options.h: Add entries for -V and -Qy.
2551 2008-04-17 Ian Lance Taylor <iant@google.com>
2553 * common.cc (Symbol_table::allocate_commons): Remove options
2554 parameter. Change caller.
2555 (Symbol_table::do_allocate_commons): Remove options parameter.
2556 Change caller. Just call do_allocate_commons_list twice.
2557 (Symbol_table::do_allocate_commons_list): New function, broken out
2558 of do_allocate_commons.
2559 * common.h (class Allocate_commons_task): Remove options_ field.
2560 Update constructor.
2561 * symtab.cc (Symbol_table::Symbol_table): Initialize
2562 tls_commons_.
2563 (Symbol_table::add_from_object): Put TLS common symbols on
2564 tls_commons_ list.
2565 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2566 which are IN_OUTPUT_DATA.
2567 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2568 allocate_commons and do_allocate_commons declarations. Declare
2569 do_allocate_commons_list.
2570 * gold.cc (queue_middle_tasks): Update creation of
2571 Allocate_commons_task to not pass options.
2572 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2573 (TLS_TEST_C_FLAGS): New variable.
2574 (tls_test_c_pic.o): New target.
2575 (tls_test_shared.so): Link in tls_test_c_pic.o.
2576 (tls_test_c_pic_ie.o): New target.
2577 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2578 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2579 (tls_test_c.o): New target.
2580 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2581 (tls_pic_test_LDADD): Likewise.
2582 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2583 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2584 (tls_test_c_gnu2.o): New target.
2585 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2586 tls_test_c_gnu2.o.
2587 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2588 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2589 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2590 * testsuite/tls_test.cc: Include "config.h".
2591 (t_last): Call t11_last.
2592 * testsuite/tls_test.h (t11, t11_last): Declare.
2593 * testsuite/tls_test_c.c: New file.
2594 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2595 * configure.ac: Check for OpenMP support.
2596 * configure, config.in, Makefile.in: Rebuild.
2597 * testsuite/Makefile.in: Rebuild.
2599 2008-04-16 Cary Coutant <ccoutant@google.com>
2601 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2602 (Target_i386::tls_base_symbol_defined_): New field.
2603 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2604 (Target_i386::Scan::global): Likewise.
2605 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2606 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2607 (Target_x86_64::tls_base_symbol_defined_): New field.
2608 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2609 (Target_x86_64::Scan::global): Likewise.
2611 2008-04-16 Cary Coutant <ccoutant@google.com>
2613 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2614 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2615 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2616 building shared libraries.
2617 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2618 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2619 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2620 * testsuite/Makefile.in: Rebuild.
2621 * testsuite/weak_undef.h: New file.
2622 * testsuite/weak_undef_file1.cc: Add extra test cases.
2623 * testsuite/weak_undef_file2.cc: Likewise.
2624 * testsuite/weak_undef_test.cc: Likewise.
2626 2008-04-16 David S. Miller <davem@davemloft.net>
2628 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2629 Add issued_non_pic_error_ field. Declare check_non_pic.
2630 (Target_sparc::Scan::check_non_pic): New function.
2631 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2632 (Target_sparc::Scan::global): Likewise.
2634 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2635 * configure: Rebuild.
2637 * options.h (DEFINE_enable): New macro.
2638 (new_dtags): New enable option.
2639 (initfirst, interpose, loadfltr, nodefaultlib,
2640 nodelete, nodlopen, nodump): New -z options.
2641 * layout.cc (Layout:finish_dynamic_section): If new
2642 dtags enabled, emit DT_RUNPATH. Also, emit a
2643 DT_FLAGS_1 containing any specified -z flags.
2645 2008-04-16 Ian Lance Taylor <iant@google.com>
2647 * copy-relocs.cc: New file.
2648 * copy-relocs.h: New file.
2649 * reloc.cc: Remove Copy_relocs code.
2650 * reloc.h: Likewise.
2651 * reloc-types.h (struct Reloc_types) [both versions]: Add
2652 get_reloc_addend_noerror.
2653 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2654 variants of add_global which take an addend which must be zero.
2655 * i386.cc: Include "copy-relocs.h".
2656 (class Target_i386): Change type of copy_relocs_ to variable,
2657 update initializer.
2658 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2659 Change all callers.
2660 (Target_i386::do_finalize_sections): Change handling of
2661 copy_relocs_.
2662 * sparc.cc: Include "copy-relocs.h".
2663 (class Target_sparc): Change type of copy_relocs_ to variable,
2664 update initializer.
2665 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2666 Change all callers.
2667 (Target_sparc::do_finalize_sections): Change handling of
2668 copy_relocs_.
2669 * x86_64.cc: Include "copy-relocs.h".
2670 (class Target_x86_64): Change type of copy_relocs_ to variable,
2671 update initializer.
2672 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2673 class. Change all callers.
2674 (Target_x86_64::do_finalize_sections): Change handling of
2675 copy_relocs_.
2676 * Makefile.am (CCFILES): Add copy-relocs.cc.
2677 (HFILES): Add copy-relocs.h.
2679 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2681 * testsuite/script_test_4.sh: Permit leading zeroes.
2683 2008-04-15 Ian Lance Taylor <iant@google.com>
2685 * script-sections.cc (Script_sections::create_segments): Use
2686 header_size_adjustment even when there is enough room for the
2687 headers.
2688 * testsuite/script_test_4.sh: New file.
2689 * testsuite/script_test_4.t: New file.
2690 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2691 (check_DATA): Add script_test_4.stdout.
2692 (MOSTLYCLEANFILES): Likewise.
2693 (script_test_4): New target.
2694 (script_test_4.stdout): New target.
2695 * testsuite/Makefile.in: Rebuild.
2697 * sparc.cc: Add definitions for Output_data_plt_sparc class
2698 constants.
2700 2008-04-14 David S. Miller <davem@davemloft.net>
2702 * sparc.cc: New file.
2703 * Makefile.am (TARGETSOURCES): Add sparc.cc
2704 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2705 * configure.tgt: Document targ_extra_size and
2706 targ_extra_big_endian. Add entries for sparc-* and
2707 sparc64-*.
2708 * configure.ac: Handle targ_extra_size and
2709 targ_extra_big_endian.
2710 * Makefile.in: Rebuild.
2711 * configure: Likewise.
2712 * po/POTFILES.in: Likewise.
2713 * po/gold.pot: Likewise.
2715 2008-04-14 Ian Lance Taylor <iant@google.com>
2717 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2718 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2719 in the name/type/flags to section mapping. Don't call
2720 allocate_output_section.
2721 (Layout::choose_output_section): Change parameter from adjust_name
2722 to is_input_section. Don't permit input sections after sections
2723 are attached to segments. Don't call allocate_output_section.
2724 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2725 not write_enable_output_section.
2726 (Layout::make_output_section): Don't push to
2727 unattached_section_list_ nor call attach_to_segment. Call
2728 attach_section_to_segment if sections are attached.
2729 (Layout::attach_sections_to_segments): New function.
2730 (Layout::attach_section_to_segment): New function.
2731 (Layout::attach_allocated_section_to_segment): Rename from
2732 attach_to_segment. Remove flags parameter.
2733 (Layout::allocate_output_section): Remove function.
2734 (Layout::write_enable_output_section): Remove function.
2735 * layout.h (class Layout): Update for above changes. Add new
2736 field sections_are_attached_.
2737 * output.h (Output_section::update_flags_for_input_section): New
2738 function.
2739 * output.cc (Output_section::add_input_section): Call
2740 update_flags_for_input_section.
2741 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2743 2008-04-11 Cary Coutant <ccoutant@google.com>
2745 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2746 thought unnecessary.
2747 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2749 2008-04-11 Ian Lance Taylor <iant@google.com>
2751 * output.h (class Output_section_data): Remove inline definition
2752 of set_addralign.
2753 * output.cc (Output_section_data::set_addralign): New function.
2755 2008-04-11 Cary Coutant <ccoutant@google.com>
2757 Add support for TLS descriptors for i386 and x86_64.
2758 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2759 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2760 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2761 GOT_TYPE_TLS_DESC.
2762 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2763 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2764 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2765 relocations.
2766 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2767 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2768 Fix problem with initial-exec relocations.
2769 (Target_i386::Relocate::relocate_tls): Likewise.
2770 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2771 relaxation.
2772 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2773 support for section-plus-offset dynamic table entries.
2774 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2775 (Output_data_dynamic::Dynamic_entry): Add support for
2776 section-plus-offset dynamic table entries.
2777 (Output_data_dynamic::Classification): Likewise.
2778 (Output_data_dynamic::classification_): Renamed offset_.
2779 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2780 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2781 (Target_x86_64::make_plt_section): New function.
2782 (Target_x86_64::reserve_tlsdesc_entries): New function.
2783 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2784 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2785 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2786 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2787 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2788 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2789 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2790 add extra PLT entry for TLS descriptors.
2791 (Output_data_plt_x86_64::got_): New field.
2792 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2793 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2794 fields.
2795 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2796 descriptors.
2797 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2798 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2799 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2800 R_386_TLS_DESC_CALL relocations.
2801 (Target_x86_64::Scan::global): Likewise.
2802 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2803 for TLS descriptors.
2804 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2805 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2806 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2807 GD-to-IE relaxation.
2808 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2809 and TLS_DESCRIPTORS.
2810 * Makefile.in: Rebuild.
2811 * configure: Rebuild.
2812 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2813 (tls_test_shared2.so): New target.
2814 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2815 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2816 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2817 (tls_shared_gd_to_ie_test_LDADD): New variable.
2818 (tls_shared_gnu2_gd_to_ie_test): New target.
2819 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2820 New targets.
2821 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2822 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2823 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2824 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2825 (tls_shared_gnu2_test): New target.
2826 (tls_test_gnu2_shared.so): New target.
2827 (tls_shared_gnu2_test_SOURCES): New variable.
2828 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2829 (tls_shared_gnu2_test_LDFLAGS): New variable.
2830 (tls_shared_gnu2_test_LDADD): New variable.
2831 * testsuite/Makefile.in: Rebuild.
2832 * testsuite/Makefile.
2834 2008-04-11 Ian Lance Taylor <iant@google.com>
2836 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2837 justsyms.t.
2838 * testsuite/Makefile.in: Rebuild.
2840 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2841 long.
2842 * testsuite/script_test_2.cc (main): Adjust test.
2844 2008-04-11 David S. Miller <davem@davemloft.net>
2845 Ian Lance Taylor <iant@google.com>
2847 * options.h (General_options): Add entries for '-Y' and
2848 '-relax'.
2849 * options.cc (General_options:finalize): If -Y was used, add those
2850 entries to the library path instead of the default "/lib" and
2851 "/usr/lib".
2853 2008-04-11 David S. Miller <davem@davemloft.net>
2855 * testsuite/justsyms.t: Start at 0x100.
2856 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2857 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2858 long.
2859 * testsuite/script_test_2.cc: Adjust string and section length
2860 checks.
2862 2008-04-09 Ian Lance Taylor <iant@google.com>
2864 PR gold/5996
2865 * script-sections.cc (Sections_element::allocate_to_segment): Add
2866 orphan parameter.
2867 (Output_section_definition::allocate_to_segment): Likewise.
2868 (Orphan_output_section::allocate_to_segment): Likewise.
2869 (Script_sections::attach_sections_using_phdrs_clause): Don't
2870 propagate non-PT_LOAD segments to orphan sections.
2871 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2872 readelf rather than objdump.
2873 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2874 .interp section and PT_INTERP segment are the same size.
2875 * testsuite/Makefile.in: Rebuild.
2877 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2878 aliases for symbols defined in the same object.
2879 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2880 (weak_alias_test_SOURCES): New variable.
2881 (weak_alias_test_DEPENDENCIES): New variable.
2882 (weak_alias_test_LDFLAGS): New variable.
2883 (weak_alias_test_LDADD): New variable.
2884 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2885 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2886 (weak_alias_test_3.o): New target.
2887 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2888 * testsuite/weak_alias_test_main.cc: New file.
2889 * testsuite/weak_alias_test_1.cc: New file.
2890 * testsuite/weak_alias_test_2.cc: New file.
2891 * testsuite/weak_alias_test_3.cc: New file.
2893 2008-04-08 Ian Lance Taylor <iant@google.com>
2895 * options.h (class General_options): Add --noinhibit-exec option.
2896 * main.cc (main): Check --noinhibit-exec.
2898 * options.h (class General_options): Define --wrap as a special
2899 option. Add wrap_symbols_ field.
2900 (General_options::any_wrap_symbols): New function.
2901 (General_options::is_wrap_symbol): New function.
2902 * options.cc (General_options::parse_wrap): New function.
2903 (General_options::General_options): Initialize wrap_symbols_.
2904 * symtab.cc (Symbol_table::wrap_symbol): New function.
2905 (Symbol_table::add_from_object): Handle --wrap.
2906 * symtab.h (class Symbol_table): Declare wrap_symbol.
2907 * target.h (Target::wrap_char): New function.
2908 (Target::Target_info): Add wrap_char field.
2909 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2910 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2911 * testsuite/testfile.cc (Target_test::test_target_info):
2912 Likewise.
2914 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2915 there is one.
2917 * layout.h (class Layout): Add added_eh_frame_data_ field.
2918 * layout.cc (Layout::Layout): Initialize new field.
2919 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2920 output section until we find a section we merged successfully.
2921 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2922 that the size be non-zero.
2924 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2925 qualifier.
2927 2008-04-08 Craig Silverstein <csilvers@google.com>
2929 * configure.ac: Export new conditional variable HAVE_ZLIB.
2930 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2931 on HAVE_ZLIB.
2932 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2933 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2935 2008-04-07 Ian Lance Taylor <iant@google.com>
2937 * version.cc (version_string): Set to "1.5".
2939 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2940 Add issued_non_pic_error_ field. Declare check_non_pic.
2941 (Target_x86_64::Scan::check_non_pic): New function.
2942 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2943 (Target_x86_64::Scan::global): Likewise.
2945 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2946 addend parameter. Change caller. Handle merge sections.
2947 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2948 Address to Addend. Don't add in the result of
2949 local_section_offset, pass down the addend and use the returned
2950 value.
2951 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2952 Update declarations of local_section_offset and symbol_value.
2953 * testsuite/two_file_test_1.cc (t18): New function.
2954 * testsuite/two_file_test_2.cc (f18): New function.
2955 * testsuite/two_file_test_main.cc (main): Call t18.
2956 * testsuite/two_file_test.h (t18, f18): Declare.
2958 * configure.ac: Don't test for objdump, c++filt, or readelf.
2959 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2960 conditionals.
2961 (TEST_READELF): New variable.
2962 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2963 (check_PROGRAMS): Add two_file_strip_test.
2964 (two_file_strip_test): New target.
2965 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2966 (two_file_same_shared_strip_test_SOURCES): New variable.
2967 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2968 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2969 (two_file_same_shared_strip_test_LDADD): New variable.
2970 (two_file_shared_strip.so): New target.
2971 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2972 (ver_test_5.syms, ver_test_7.syms): Likewise.
2973 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2974 (strip_test_3.stdout): Use TEST_OBJDUMP.
2975 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2977 2008-04-04 Cary Coutant <ccoutant@google.com>
2979 * symtab.h (Symbol::is_weak_undefined): New function.
2980 (Symbol::is_strong_undefined): New function.
2981 (Symbol::is_absolute): New function.
2982 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2983 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2984 absolute symbols.
2985 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2986 (weak_undef_test): New target.
2987 * testsuite/Makefile.in: Rebuild.
2988 * testsuite/weak_undef_file1.cc: New file.
2989 * testsuite/weak_undef_file2.cc: New file.
2990 * testsuite/weak_undef_test.cc: New file.
2992 2008-04-03 Craig Silverstein <csilvers@google.com>
2994 * compressed_output.h (class Output_compressed_section): Use
2995 unsigned buffer.
2996 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2997 add zlib header.
2998 (zlib_compressed_suffix): Removed.
2999 (Output_compressed_section::set_final_data_size): Use unsigned
3000 buffers.
3001 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3002 Fix linker invocation.
3003 (flagstest_o_specialfile_and_compress_debug_sections):
3004 Likewise.
3005 * testsuite/Makefile.in: Regenerated.
3007 2008-04-02 David S. Miller <davem@davemloft.net>
3009 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3010 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3012 2008-04-02 Craig Silverstein <csilvers@google.com>
3014 * TODO: New file.
3016 2008-04-02 Ian Lance Taylor <iant@google.com>
3018 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3019 parameters. Update for new key type to views_. Change all
3020 callers.
3021 (File_read::read): Adjust for byteshift in returned view.
3022 (File_read::add_view): New function, broken out of
3023 find_and_make_view.
3024 (File_read::make_view): New function, broken out of
3025 find_and_make_view.
3026 (File_read::find_or_make_view): Add offset and aligned
3027 parameters. Rewrite accordingly. Change all callers.
3028 (File_read::get_view): Add offset and aligned parameters. Adjust
3029 for byteshift in return value.
3030 (File_read::get_lasting_view): Likewise.
3031 * fileread.h (class File_read): Update declarations.
3032 (class File_read::View): Add byteshift_ field. Add byteshift to
3033 constructor. Add byteshift method.
3034 * archive.h (Archive::clear_uncached_views): New function.
3035 (Archive::get_view): Add aligned parameter. Change all callers.
3036 * object.h (Object::get_view): Add aligned parameter. Change all
3037 callers.
3038 (Object::get_lasting_view): Likewise.
3040 * fileread.cc (File_read::release): Don't call clear_views if
3041 there are multiple objects.
3042 * fileread.h (File_read::clear_uncached_views): New function.
3043 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3044 on the archive.
3046 2008-03-31 Cary Coutant <ccoutant@google.com>
3048 Add thin archive support.
3049 * archive.cc (Archive::armagt): New const.
3050 (Archive::setup): Remove task parameter and calls to unlock.
3051 (Archive::unlock_nested_archives): New function.
3052 (Archive::read_header): Add nested_off parameter. Change
3053 all callers.
3054 (Archive::interpret_header): Likewise.
3055 (Archive::include_all_members): Change to handle thin
3056 archives.
3057 (Archive::include_member): Likewise.
3058 * archive.h (Archive::Archive): Add new parameters and
3059 initializers.
3060 (Archive::armagt): New const.
3061 (Archive::setup): Remove task parameter.
3062 (Archive::unlock_nested_archives): New function.
3063 (Archive::read_header): Add nested_off parameter.
3064 (Archive::interpret_header): Likewise.
3065 (Archive::Nested_archive_table): New typedef.
3066 (Archive::is_thin_archive_): New field.
3067 (Archive::nested_archives_): New field.
3068 (Archive::options_): New field.
3069 (Archive::dirpath_): New field.
3070 (Archive::task_): New field.
3071 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3072 for thin archives. Pass additional parameters to
3073 Archive::Archive. Unlock the archive file after calling
3074 Archive::setup.
3076 2008-03-29 Ian Lance Taylor <iant@google.com>
3078 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3079 version symbol to be local.
3080 * testsuite/ver_test_4.sh: New file.
3081 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3082 (check_DATA): Add ver_test_4.syms.
3083 (ver_test_4.syms): New target.
3084 * testsuite/Makefile.in: Rebuild.
3086 * output.cc
3087 (Output_section::Input_section_sort_entry::has_priority): New
3088 function.
3089 (Output_section::Input_section_sort_entry::match_file_name): New
3090 function.
3091 (Output_section::Input_section_sort_entry::match_section_name):
3092 Remove.
3093 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3094 Remove.
3095 (Output_section::Input_section_sort_entry::match_section_file):
3096 Remove.
3097 (Output_section::Input_section_sort_compare::operator()): Rewrite
3098 using new Input_section_sort_entry functions. Sort crtbegin and
3099 crtend first. Sort sections with no priority before sections with
3100 a priority.
3101 * testsuite/initpri1.c (d3): Check j != 4.
3102 (cd5): New constructor/destructor function.
3103 (main): Check j != 2.
3105 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3106 new symbol when resolving, don't call set_is_default.
3107 * testsuite/ver_test_7.cc: New file.
3108 * testsuite/ver_test_7.sh: New file.
3109 * testsuite/Makefile.am (ver_test_7.so): New target.
3110 (ver_test_7.o): New target.
3111 (check_SCRIPTS): Add ver_test_7.sh.
3112 (check_DATA): Add ver_test_7.syms.
3113 (ver_test_7.syms): New target.
3115 2008-03-28 Ian Lance Taylor <iant@google.com>
3117 * layout.cc (Layout::layout): If we see an input section with a
3118 name that needs sorting, set the must_sort flag for the output
3119 section.
3120 (Layout::make_output_section): If the name of the output section
3121 indicates that it might require sorting, set the may_sort flag.
3122 * output.h (Output_section::may_sort_attached_input_sections): New
3123 function.
3124 (Output_section::set_may_sort_attached_input_sections): New
3125 function.
3126 (Output_section::must_sort_attached_input_sections): New
3127 function.
3128 (Output_section::set_must_sort_attached_input_sections): New
3129 function.
3130 (class Output_section): Declare Input_section_sort_entry. Define
3131 Input_section_sort_compare. Declare
3132 sort_attached_input_sections. Add new fields:
3133 may_sort_attached_input_sections_,
3134 must_sort_attached_input_sections_,
3135 attached_input_sections_are_sorted_.
3136 * output.cc (Output_section::Output_section): Initialize new
3137 fields.
3138 (Output_section::add_input_section): Add an entry to
3139 input_sections_ if may_sort or must_sort are true.
3140 (Output_section::set_final_data_size): Call
3141 sort_attached_input_sections if necessary.
3142 (Output_section::Input_section_sort_entry): Define new class.
3143 (Output_section::Input_section_sort_compare::operator()): New
3144 function.
3145 (Output_section::sort_attached_input_sections): New function.
3146 * configure.ac: Check whether the compiler supports constructor
3147 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3148 * testsuite/initpri1.c: New file.
3149 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3150 CONSTRUCTOR_PRIORITY.
3151 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3152 (initpri1_LDFLAGS): New variable.
3153 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3155 2008-03-27 Ian Lance Taylor <iant@google.com>
3157 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3158 * testsuite/common_test_1.c: New file.
3159 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3160 (common_test_1_SOURCES): New variable.
3161 (common_test_1_DEPENDENCIES): New variable.
3162 (common_test_1_LDFLAGS): New variable.
3164 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3165 and commons_ correctly when NAME/VERSION does not override
3166 NAME/NULL.
3167 * testsuite/ver_test_6.c: New file.
3168 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3169 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3170 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3172 2008-03-26 Ian Lance Taylor <iant@google.com>
3174 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3175 of an undefined symbol from a version script.
3176 * testsuite/Makefile.am (ver_test_5.so): New target.
3177 (ver_test_5.o): New target.
3178 (check_SCRIPTS): Add ver_test_5.sh.
3179 (check_DATA): Add ver_test_5.syms.
3180 (ver_test_5.syms): New target.
3181 * testsuite/ver_test_5.cc: New file.
3182 * testsuite/ver_test_5.script: New file.
3183 * testsuite/ver_test_5.sh: New file.
3184 * Makefile.in, testsuite/Makefile.in: Rebuild.
3186 PR gold/5986
3187 Fix problems building gold with gcc 4.3.0.
3188 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3189 (gold_error_at_location, gold_warning_at_location): Use it.
3190 * configure.ac: Check whether we can compile and use a template
3191 function with a printf attribute.
3192 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3193 when jumping over bytes.
3194 * object.cc: Instantiate Object::read_section_data.
3195 * debug.h: Include <cstring>
3196 * dwarf_reader.cc: Include <algorithm>
3197 * main.cc: Include <cstring>.
3198 * options.cc: Include <cstring>.
3199 * output.cc: Include <cstring>.
3200 * script.cc: Include <cstring>.
3201 * script.h: Include <string>.
3202 * symtab.cc: Include <cstring> and <algorithm>.
3203 * target-select.cc: Include <cstring>.
3204 * version.cc: Include <string>.
3205 * testsuite/testmain.cc: Include <cstdlib>.
3206 * configure, config.in: Rebuild.
3208 2008-03-25 Ian Lance Taylor <iant@google.com>
3210 * options.cc: Include "../bfd/bfdver.h".
3211 (options::help): Print bug reporting address.
3213 * version.cc (print_version): Adjust output for current value of
3214 BFD_VERSION_STRING.
3216 * NEWS: New file.
3218 * options.cc (options::help): Print list of supported targets.
3219 * target-select.h: Include <vector>.
3220 (class Target_selector): Make machine_, size_, and is_big_endian_
3221 fields const. Add bfd_name_ and instantiated_target_ fields.
3222 (Target_selector::Target_selector): Add bfd_name parameter.
3223 (Target_selector::recognize): Make non-virtual, call
3224 do_recognize.
3225 (Target_selector::recognize_by_name): Make non-virtual, call
3226 do_recognize_by_name.
3227 (Target_selector::supported_names): New function.
3228 (Target_selector::bfd_name): New function.
3229 (Target_selector::do_instantiate_target): New pure virtual
3230 function.
3231 (Target_selector::do_recognize): New virtual function.
3232 (Target_selector::do_recognize_by_name): New virtual function.
3233 (Target_selector::instantiate_target): New private function.
3234 (supported_target_names): Declare.
3235 * target-select.cc (Target_selector::Target_selector): Update for
3236 new parameter and fields.
3237 (select_target_by_name): Check that the name matches before
3238 calling recognize_by_name.
3239 (supported_target_names): New function.
3240 * i386.cc (class Target_selector_i386): Update Target_selector
3241 constructor call. Remove recognize and recognize_by_name. Add
3242 do_instantiate_target.
3243 * x86_64.cc (class Target_selector_x86_64): Likewise.
3244 * testsuite/testfile.cc (class Target_selector_test): Update for
3245 changes to Target_selector.
3247 * README: Rewrite, with some notes on unsupported features.
3249 2008-03-24 Cary Coutant <ccoutant@google.com>
3251 * i386.cc (Target_i386::Got_type): New enum declaration.
3252 (Target_i386::Scan::local): Updated callers of Output_data_got
3253 member functions.
3254 (Target_i386::Scan::global): Likewise.
3255 (Target_i386::Relocate::relocate): Likewise.
3256 (Target_i386::Relocate::relocate_tls): Likewise.
3257 * object.h (Got_offset_list): New class.
3258 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3259 (Sized_relobj::local_got_offset): Likewise.
3260 (Sized_relobj::set_local_got_offset): Likewise.
3261 (Sized_relobj::local_has_tls_got_offset): Removed.
3262 (Sized_relobj::local_tls_got_offset): Removed.
3263 (Sized_relobj::set_local_tls_got_offset): Removed.
3264 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3265 * output.cc (Output_data_got::add_global): Added got_type parameter.
3266 (Output_data_got::add_global_with_rel): Likewise.
3267 (Output_data_got::add_global_with_rela): Likewise.
3268 (Output_data_got::add_global_pair_with_rel): New function.
3269 (Output_data_got::add_global_pair_with_rela): New function.
3270 (Output_data_got::add_local): Added got_type parameter.
3271 (Output_data_got::add_local_with_rel): Likewise.
3272 (Output_data_got::add_local_with_rela): Likewise.
3273 (Output_data_got::add_local_pair_with_rel): New function.
3274 (Output_data_got::add_local_pair_with_rela): New function.
3275 (Output_data_got::add_global_tls): Removed.
3276 (Output_data_got::add_global_tls_with_rel): Removed.
3277 (Output_data_got::add_global_tls_with_rela): Removed.
3278 (Output_data_got::add_local_tls): Removed.
3279 (Output_data_got::add_local_tls_with_rel): Removed.
3280 (Output_data_got::add_local_tls_with_rela): Removed.
3281 * output.h (Output_data_got::add_global): Added got_type parameter.
3282 (Output_data_got::add_global_with_rel): Likewise.
3283 (Output_data_got::add_global_with_rela): Likewise.
3284 (Output_data_got::add_global_pair_with_rel): New function.
3285 (Output_data_got::add_global_pair_with_rela): New function.
3286 (Output_data_got::add_local): Added got_type parameter.
3287 (Output_data_got::add_local_with_rel): Likewise.
3288 (Output_data_got::add_local_with_rela): Likewise.
3289 (Output_data_got::add_local_pair_with_rel): New function.
3290 (Output_data_got::add_local_pair_with_rela): New function.
3291 (Output_data_got::add_global_tls): Removed.
3292 (Output_data_got::add_global_tls_with_rel): Removed.
3293 (Output_data_got::add_global_tls_with_rela): Removed.
3294 (Output_data_got::add_local_tls): Removed.
3295 (Output_data_got::add_local_tls_with_rel): Removed.
3296 (Output_data_got::add_local_tls_with_rela): Removed.
3297 * resolve.cc (Symbol::override_base_with_special): Removed
3298 reference to has_got_offset_ field.
3299 * symtab.cc (Symbol::init_fields): Replaced initialization
3300 of got_offset_ with got_offsets_. Removed initialization
3301 of has_got_offset_
3302 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3303 (Symbol::got_offset): Likewise.
3304 (Symbol::set_got_offset): Likewise.
3305 (Symbol::has_tls_got_offset): Removed.
3306 (Symbol::tls_got_offset): Removed.
3307 (Symbol::set_tls_got_offset): Removed.
3308 (Symbol::got_offset_): Removed.
3309 (Symbol::tls_mod_got_offset_): Removed.
3310 (Symbol::tls_pair_got_offset_): Removed.
3311 (Symbol::got_offsets_): New field.
3312 (Symbol::has_got_offset): Removed.
3313 (Symbol::has_tls_mod_got_offset): Removed.
3314 (Symbol::has_tls_pair_got_offset): Removed.
3315 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3316 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3317 member functions.
3318 (Target_x86_64::Scan::global): Likewise.
3319 (Target_x86_64::Relocate::relocate): Likewise.
3320 (Target_x86_64::Relocate::relocate_tls): Likewise.
3322 2008-03-25 Ben Elliston <bje@au.ibm.com>
3324 * yyscript.y: Fix spelling error in comment.
3326 2008-03-24 Ian Lance Taylor <iant@google.com>
3328 * options.h (class General_options): Define build_id option.
3329 * layout.h (class Layout): Declare write_build_id, create_note,
3330 create_build_id. Add build_id_note_ member.
3331 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3332 "libiberty.h", "md5.h", "sha1.h".
3333 (Layout::Layout): Initialize eh_frame_data_,
3334 eh_frame_hdr_section_, and build_id_note_.
3335 (Layout::finalize): Call create_build_id.
3336 (Layout::create_note): New function, broken out of
3337 Layout::create_gold_note.
3338 (Layout::create_gold_note): Call create_note.
3339 (Layout::create_build_id): New function.
3340 (Layout::write_build_id): New function.
3341 (Close_task_runner::run): Call write_build_id.
3343 * x86_64.cc: Correct license to GPLv3.
3345 2008-03-23 Ian Lance Taylor <iant@google.com>
3347 * options.cc: Include "demangle.h".
3348 (parse_optional_string): New function.
3349 (parse_long_option): Handle takes_optional_argument.
3350 (parse_short_option): Update dash_z initializer. Handle
3351 takes_optional_argument.
3352 (General_options::General_options): Initialize do_demangle_.
3353 (General_options::finalize): Set do_demangle_. Handle demangling
3354 style.
3355 * options.h (parse_optional_string): Declare.
3356 (struct One_option): Add optional_arg field. Update constructor.
3357 Update call constructor calls. Add takes_optional_argument
3358 function.
3359 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3360 (DEFINE_optional_string): Define.
3361 (General_options::demangle): Change from DEFINE_bool to
3362 DEFINE_optional_string.
3363 (General_options::no_demangle): New function.
3364 (General_options::do_demangle): New function.
3365 (General_options::set_do_demangle): New function.
3366 (General_options::execstack_status_): Move definition to end of
3367 class definition.
3368 (General_options::static_): Likewise.
3369 (General_options::do_demangle_): New field.
3370 * object.cc (big_endian>::get_symbol_location_info): Call
3371 Options::do_demangle, not Options::demangle.
3372 * symtab.cc (demangle): Likewise.
3374 2008-03-22 Ian Lance Taylor <iant@google.com>
3376 * gold.h: Include <cstddef> and <sys/types.h>
3377 * options.h: Include <cstring>.
3379 2008-03-21 Ian Lance Taylor <iant@google.com>
3381 * Added source code to GNU binutils.