projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
* object.cc (is_elf_object): Define.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
f6060a4d
ILT		 12009-03-24 Rafael Avila de Espindola <espindola@google.com>
2
3 * object.cc (is_elf_object): Define.
4 * object.h (is_elf_object): Declare.
5 * archive.cc (Archive::get_elf_object_for_member): Call
6 is_elf_object.
7 * readsymc.cc (Read_symbols::do_read_symbols): Likewise.
8
26736d8e
ILT		 92009-03-24 Elliott Hughes <enh@google.com>
10
11 * output.cc (Output_file::map_anonymous): Define.
12 (Output_file::map): Use map_anonymous. If the regular mmap fails,
13 try an anonymous one. Report the size if the mmap fails.
14 * output.h (class Output_file): Declare map_anonymous.
15
22fd9730
ILT		 162009-03-24 Ian Lance Taylor <iant@google.com>
17
18 * target-select.cc (instantiate_target): Don't acquire the lock if
19 the instantiated_target_ field has already been set.
20
cb010894
ILT		 212009-03-23 Ian Lance Taylor <iant@google.com>
22
7f055c20
ILT		 23 * gold-threads.h (class Initialize_lock): Define.
24 * gold-threads.cc (class Initialize_lock_once): Define.
25 (initialize_lock_control): New static variable.
26 (initialize_lock_pointer): New static variable.
27 (initialize_lock_once): New static function.
28 (Initialize_lock::Initialize_lock): Define.
29 (Initialize_lock::initialize): Define.
30 * target-select.h: Include "gold-threads.h".
31 (class Target_selector): Add lock_ and initialize_lock_ fields.
32 Don't define instantiate_target, just declare it.
33 * target-select.cc (Target_selector::Target_selector): Initialize
34 new fields.
35 (Target_selector::instantiate_target): Define.
36 * descriptors.h: Include "gold-threads.h".
37 (class Descriptors): Add initialize_lock_ field.
38 * descriptors.cc (Descriptors::Descriptors): Initialize new
39 field.
40 (Descriptors::open): Use initialize_lock_ field
41 * errors.h (class Errors): Add initialize_lock_ field.
42 * errors.cc (Errors::Errors): Initialize new field.
43 (Errors::initialize_lock): Use initialize_lock_ field.
44 * powerpc.cc (class Target_selector_powerpc): Remove
45 instantiated_target_ field. In do_recognize call
46 instantiate_target rather than do_instantiate_target. In
47 do_instantiate_target just allocate a new target.
48 * sparc.cc (class Target_selector_sparc): Likewise.
49
36959681
ILT		 50 * freebsd.h: New file.
51 * i386.cc: Include "freebsd.h".
52 (Target_i386): Derive from Target_freebsd rather than
53 Sized_target.
54 (Target_selector_i386): Derive from Target_selector_freebsd rather
55 than Target_selector.
56 * x86_64.cc: Include "freebsd.h".
57 (Target_x86_64): Derive from Target_freebsd rather than
58 Sized_target.
59 (Target_selector_x86_64): Derive from Target_selector_freebsd
60 rather than Target_selector.
61 * target.h (class Target): Add adjust_elf_header and
62 do_adjust_elf_header.
63 * output.cc (Output_file_header:: do_sized_write): Call target
64 adjust_elf_header routine.
65 * configure.tgt: Set targ_osabi.
66 * configure.ac: Define GOLD_DEFAULT_OSABI.
67 * parameters.cc (Parameters::default_target): Pass
68 GOLD_DEFAULT_OSABI to select_target.
69 * target-select.h (class Target_selector): Make instantiate_target
70 protected rather than private.
71 * Makefile.am (HFILES): Add freebsd.h.
72 * configure, Makefile.in, config.in: Rebuild.
73
cb010894
ILT		 74 * merge.cc (do_add_input_section): Correct pend value. Change
75 message about last entry not being null terminated from error to
76 warning.
77
0e879927
ILT		 782009-03-20 Mikolaj Zalewski <mikolajz@google.com>
79
80 * incremental.cc: New file.
81 * Makefile.am (CCFILES): Add incremental.cc.
82 * Makefile.in: Rebuild.
83
41105937
PP		 842009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
85
86 * layout.cc (Layout::output_section_name): Preserve names
87 of '.note.' sections.
88
60439920
ILT		 892009-03-19 Ian Lance Taylor <iant@google.com>
90
91 * descriptors.cc (Descriptors::open): Check that the options are
92 valid before using them.
93
0d371ad3
ILT		 942009-03-18 Ian Lance Taylor <iant@google.com>
95
96 * script-sections.h: Include <list>.
97 (class Script_sections): Change Sections_elements from std::vector
98 to std::list. Typedef public Elements_iterator. Add
99 orphan_section_placement_, data_segment_align_start_, and
100 saw_data_segment_align_ fields. Remove data_segment_align_index_
101 field.
102 * script-sections.cc (class Orphan_section_placement): New class.
103 (class Sections_element): Add virtual functions is_relro and
104 orphan_section_init. Remove virtual function place_orphan_here.
105 (class Output_section_definition): Add is_relro and
106 orphan_section_init. Remove place_orphan_here.
107 (class Orphan_output_section): Likewise.
108 (Script_sections::Script_sections): Update for field changes.
109 (Script_sections::data_segment_align): Set saw_data_segment_align_
110 and data_segment_align_start_, not data_segment_align_index.
111 (Script_sections::data_segment_relro_end): Check
112 saw_data_segment_align_. Use data_segment_align_start_ rather
113 than data_segment_align_index_.
114 (Script_sections::place_orphan): Rewrite to use
115 Orphan_section_placement.
116
9201d894
ILT		 1172009-03-17 Ian Lance Taylor <iant@google.com>
118
9c5b8369
ILT		 119 * archive.cc (Archive::add_symbols): Check for a version attached
120 to the symbol name in the archive map.
121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
122 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
123 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
124 (ver_test_11.a): New target.
125 * testsuite/Makefile.in: Rebuild.
126
9201d894
ILT		 127 * configure.ac: Check for chsize and posix_fallocate. Replace
128 ftruncate.
129 * ftruncate.c: New file, from gnulib.
130 * output.cc (posix_fallocate): Define dummy version if not
131 HAVE_POSIX_FALLOCATE.
132 (Output_file::map): Call posix_fallocate rather than lseek and
133 write.
134 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
135 * configure, Makefile.in, config.in: Rebuild.
136
ef4ab7a8
PP		 1372009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
138
139 * layout.h (Layout::create_note): Add section_name parameter.
140 * layout.cc (Layout::create_note): Likewise.
141 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
142
8c500701
ILT		 1432009-03-17 Ian Lance Taylor <iant@google.com>
144
e85b18e1
ILT		 145 * descriptors.cc: Include "options.h".
146 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
147 (Descriptors::open): Always use O_CLOEXEC when opening a new
148 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
149 then set FD_CLOEXEC.
150
9efe6174
ILT		 151 * sparc.cc (class Target_sparc): Add has_got_section.
152 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
153 make sure we have a GOT section.
154
155 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
156 (Target_sparc::Scan::local): Likewise.
157 (Target_sparc::Scan::global): Likewise.
158 (Target_sparc::Relocate::relocate): Likewise.
159 (Target_sparc::Relocate::relocate_tls): Likewise.
160
8c500701
ILT		 161 * symtab.cc (Symbol_table::define_default_version): New function,
162 broken out of add_from_object.
163 (Symbol_table::add_from_object): Call define_default_version.
164 (Symbol_table::define_special_symbol): Add resolve_oldsym
165 parameter. Change all callers. If the version for a symbol comes
166 from a version script, resolve it with the symbol with the same
167 name with no version. Also add the symbol without a version if
168 appropriate.
169 (do_define_in_output_data): If resolving with oldsym, don't delete
170 sym.
171 (do_define_in_output_segment): Likewise.
172 (do_define_as_constant): Likewise.
173 * symtab.h (class Symbol_table): Update declarations.
174
f1ed28fb
ILT		 1752009-03-13 Ian Lance Taylor <iant@google.com>
176
15f8229b
ILT		 177 * readsyms.cc (Read_symbols::incompatible_warning): New function.
178 (Read_symbols::requeue): New function.
179 (Read_symbols::do_read_symbols): If make_elf_object fails because
180 the target type is not configured, and the file was searched for,
181 issue a warning and retry with the next directory.
182 (Add_symbols::run): If the file has an incompatible format, and
183 it was searched for, requeue the Read_symbols task. On error,
184 release the object.
185 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
186 dirindex parameter to constructor. Change all callers. Declare
187 incompatible_warning and requeue.
188 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
189 input_argument_ and input_group_ fields. Add them to
190 constructor. Change all callers.
191 (class Read_script): Add dirindex_ field. Add it to constructor.
192 Change all callers.
193 * archive.cc (Archive::setup): Remove input_objects parameter.
194 Change all callers.
195 (Archive::get_file_and_offset): Likewise.
196 (Archive::read_all_symbols): Likewise.
197 (Archive::read_symbols): Likewise.
198 (Archive::get_elf_object_for_member): Remove input_objects
199 parameter. Add punconfigured parameter. Change all callers.
200 (Archive::add_symbols): Change return type to bool. Check return
201 value of include_member.
202 (Archive::include_all_members): Likewise.
203 (Archive::include_member): Change return type to bool. Return
204 false if first included object has incompatible target. Set
205 included_member_ field.
206 (Add_archive_symbols::run): If add_symbols returns false, requeue
207 Read_symbols task.
208 * archive.h (class Archive): Add included_member_ field.
209 Initialize it in constructor. Add input_file and searched_for
210 methods. Update declarations.
211 (class Add_archive_symbols): Add dirpath_, dirindex_, and
212 input_argument_ fields. Add them to constructor. Change all
213 callers.
214 * script.cc: Include "target-select.h".
215 (class Parser_closure): Add skip_on_incompatible_target_ and
216 found_incompatible_target_ fields. Add
217 skip_on_incompatible_target parameter to constructor. Change all
218 callers. Add methods skip_on_incompatible_target,
219 clear_skip_on_incompatible_target, found_incompatible_target, and
220 set_found_incompatible_target.
221 (read_input_script): Add dirindex parameter. Change all callers.
222 If parser finds an incompatible target, requeue Read_symbols
223 task.
224 (script_set_symbol): Clear skip_on_incompatible_target in
225 closure.
226 (script_add_assertion, script_parse_option): Likewise.
227 (script_start_sections, script_add_phdr): Likewise.
228 (script_check_output_format): New function.
229 * script.h (read_input_script): Update declaration.
230 * script-c.h (script_check_output_format): Declare.
231 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
232 (ignore_cmd): Remove OUTPUT_FORMAT.
233 * fileread.cc (Input_file::Input_file): Add explicit this.
234 (Input_file::will_search_for): New function.
235 (Input_file::open): Add pindex parameter. Change all callers.
236 * fileread.h (class Input_file): Add input_file_argument method.
237 Declare will_search_for. Update declarations.
238 * object.cc (make_elf_object): Add punconfigured parameter.
239 Change all callers.
240 * object.h (class Object): Make input_file public. Add
241 searched_for method.
242 (make_elf_object): Update declaration.
243 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
244 restart search.
245 * dirsearch.h (class Dirsearch): Update declaration.
246 * options.h (class General_options): Add --warn-search-mismatch.
247 * parameters.cc (Parameters::is_compatible_target): New function.
248 * parameters.h (class Parameters): Declare is_compatible_target.
249 * workqueue.cc (Workqueue::add_blocker): New function.
250 * workqueue.h (class Workqueue): Declare add_blocker.
251
f1ed28fb
ILT		 252 * fileread.cc (Input_file::open): Remove options parameter.
253 Change all callers.
254 (Input_file::open_binary): Likewise.
255 * script.cc (read_input_script): Likewise.
256 * readsyms.h (class Read_symbols): Remove options_ field. Remove
257 options parameter from constructor. Change all callers.
258 (class Read_script): Likewise.
259 * fileread.h (class Input_file): Update declarations.
260 * script.h (read_input_script): Update declaration.
261
34dd024a
NC		 2622009-03-10 Nick Clifton <nickc@redhat.com>
263
264 * po/es.po: New Spanish translation.
265
6d71b17c
CC		 2662009-03-06 Cary Coutant <ccoutant@google.com>
267
268 * options.cc (parse_short_option): Keep dash_z from registering itself.
269
031cdbed
ILT		 2702009-03-03 Ian Lance Taylor <iant@google.com>
271
272 PR 9918
273 * target-reloc.h (relocate_section): Pass output_section to
274 relocate.
275 * i386.cc (Target_i386::should_apply_static_reloc): Add
276 output_section parameter. Change all callers.
277 (Target_i386::Relocate::relocate): Add output_section parameter.
278 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
279 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
280 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
281 * testsuite/two_file_shared.sh: New script.
282 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
283 (check_DATA): Add two_file_shared.dbg.
284 (two_file_shared.dbg): New target.
285 * testsuite/Makefile.in: Rebuild.
286
15d5fa16
ILT		 2872009-03-01 Ian Lance Taylor <iant@google.com>
288
289 * configure.ac: Check for byteswap.h.
290 * configure: Rebuild.
291 * config.in: Rebuild.
292
8a4c0b0d
ILT		 2932009-03-01 Mikolaj Zalewski <mikolajz@google.com>
294
295 * layout.cc (Layout::find_or_add_kept_section): New function.
296 (Layout::add_comdat): Removed.
297 * layout.h (struct Kept_section): Move out of class Layout.
298 Remove trailing underscores from field names. Add group_sections
299 field. Rename group_ field to is_group. Change all uses.
300 (class Layout): Declare find_or_add_kept_section, not add_comdat.
301 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
302 comdat_groups_ field.
303 (Sized_relobj::include_section_group): Use
304 find_or_add_kept_section and Kept_section::group_sections.
305 (Sized_relobj::include_linkonce_section): Likewise.
306 * object.cc (class Sized_relobj): Don't define Comdat_group or
307 Comdat_group_table. Remove find_comdat_group and
308 add_comdat_group. Remove comdat_groups_ field.
309 * plugin.cc (include_comdat_group): Use
310 Layout::find_or_add_kept_section.
311
b4ecf66b
ILT		 3122009-02-28 Ian Lance Taylor <iant@google.com>
313
14359ca0
ILT		 314 * README: --gc-sections and map files are now supported. Document
315 some build requirements.
316
b4ecf66b
ILT		 317 PR 6992
318 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
319 relocatable link set the value of the section symbol to zero.
320 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
321 relocatable link don't include the section address in the local
322 symbol value.
323
0602e05a
ILT		 3242009-02-27 Ian Lance Taylor <iant@google.com>
325
fd9d194f
ILT		 326 PR 6811
327 * options.h (class Search_directory): Add is_system_directory.
328 (class General_options): Declare is_in_system_directory.
329 * options.cc (get_relative_sysroot): Make static.
330 (get_default_sysroot): Make static.
331 (General_optoins::is_in_system_directory): New function.
332 * fileread.cc (Input_file::is_in_system_directory): New function.
333 * fileread.h (class Input_file): Declare is_in_system_directory.
334 * object.h (class Object): Add is_in_system_directory.
335 (class Input_objects): Remove system_library_directory_ field.
336 * object.cc (Input_objects::add_object): Don't set
337 system_library_directory_.
338 (input_objects::found_in_system_library_directory): Remove.
339 * symtab.cc (Symbol_table::write_globals): Remove input_objects
340 parameter. Change all callers.
341 (Symbol_table::sized_write_globals): Likewise.
342 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
343 Call Object::is_in_system_directory.
344 * symtab.h (class Symbol_table): Update declarations.
345
61edd21f
ILT		 346 PR 5990
347 * descriptors.h (Open_descriptor): Add is_on_stack field.
348 * descriptors.cc (Descriptors::open): If the descriptor is on the
349 top of the stack, remove it. Initialize is_on_stack field.
350 (Descriptors::release): Only add pod to stack if it is not on the
351 stack already.
352 (Descriptors::close_some_descriptor): Clear stack_next and
353 is_on_stack fields.
354
e29e076a
ILT		 355 PR 7091
356 * output.cc (Output_section::find_starting_output_address): Rename
357 from starting_output_address; add PADDR parameter; change return
358 type.
359 * output.h (class Output_section): Declare
360 find_starting_output_address instead of starting_output_address.
361 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
362 section symbol for which we can't find a merge section.
363
0602e05a
ILT		 364 PR 9836
365 * symtab.cc (Symbol_table::add_from_object): If the visibility is
366 hidden or internal, force the symbol to be local.
367 * resolve.cc (Symbol::override_visibility): Define.
368 (Symbol::override_base): Use override_visibility.
369 (Symbol_table::resolve): Likewise.
370 (Symbol::override_base_with_special): Likewise.
371 (Symbol_table::override_with_special): If the visibility is hidden
372 or internal, force the symbol to be local.
373 * symtab.h (class Symbol): Add set_visibility and
374 override_visibility.
375 * testsuite/ver_test_1.sh: New file.
376 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
377 (check_DATA): Add ver_test_1.syms.
378 (ver_test_1.syms): New target.
379 * testsuite/Makefile.in: Rebuild.
380
401a9a73
CC		 3812009-02-25 Cary Coutant <ccoutant@google.com>
382
383 * layout.cc (Layout::choose_output_section): Don't rename sections
384 when using a linker script that has a SECTIONS clause.
385 * Makefile.in: Regenerate.
386
387 * testsuite/Makefile.am (script_test_5.sh): New test case.
388 * testsuite/Makefile.in: Regenerate.
389 * testsuite/script_test_5.cc: New file.
390 * testsuite/script_test_5.sh: New file.
391 * testsuite/script_test_5.t: New file.
392
f488e4b0
CC		 3932009-02-13 Rafael Avila de Espindola <espindola@google.com>
394
395 * archive.cc (Archive::include_member): Update calls to add_symbols.
396 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
397 the Layout argument.
398 * dynobj.h (do_add_symbols): Add the Layout argument.
399 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
400 Layout argument.
401 * object.h (Object::add_symbols): Add the Layout argument.
402 (Object::do_add_symbols): Add the Layout argument.
403 (Sized_relobj::do_add_symbols): Add the Layout argument.
404 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
405 Unify the two versions.
406 (Add_plugin_symbols): Remove.
407 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
408 (Sized_pluginobj::do_add_symbols): Unify the two versions.
409 (Add_plugin_symbols): Remove.
410 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
411 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
412 (Add_symbols::run): Make it work with Pulginobj.
413
89dd1680
ILT		 4142009-02-06 Ian Lance Taylor <iant@google.com>
415
416 * object.cc (Sized_relobj::do_layout): Make info message start
417 with lower case letter.
418
266d0a74
ILT		 4192009-02-06 Mikolaj Zalewski <mikolajz@google.com>
420
602b464e
ILT		 421 * binary.cc: Fix file comment.
422
266d0a74
ILT		 423 * options.h (enum Incremental_disposition): Define.
424 (class General_options): Add new options: --incremental,
425 --incremental_changed, --incremental_unchanged,
426 --incremental_unknown. Add incremental_disposition_ and
427 implicit_incremental_ fields.
428 (General_options::incremental_disposition): New function.
429 (class Position_dependent_options): Add incremental_disposition
430 option.
431 (Position_dependent_options::copy_from_options): Set incremental
432 dispositions.
433 * options.cc (General_options::parse_incremental_changed): New
434 function.
435 (General_options::parse_incremental_unchanged): New function.
436 (General_options::parse_incremental_unknown): New function.
437 (General_options::General_options): Initialize new fields
438 incremental_disposition_ and implicit_incremental_.
439 (General_options::finalize): Check for uasge of --incremental-*
440 without --incremental.
441
f073bbf7
CD		 4422009-02-06 Chris Demetriou <cgd@google.com>
443
444 * gold.h (gold_undefined_symbol): Change to take only a Symbol
445 pointer and to report location as the file name associated with
446 the symbol.
447 (gold_undefined_symbol_at_location): New function to replace the
448 old gold_undefined_symbol functionality.
449 * target-reloc.h (relocate_section): Update to use
450 gold_undefined_symbol_at_location.
451 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
452 Call gold_undefined_symbol function rather than gold_error.
453 * errors.h (Errors::undefined_symbol): Take location as a
454 string, rather than calculating it from a relocation.
455 * errors.cc (Errors::fatal): Print "fatal error:" before the
456 formatted message.
457 (Errors::error, Errors::error_at_location): Print "error: "
458 before the formatted message.
459 (Errors::undefined_symbol): Take location as a string, rather
460 than calculating it from a relocation.
461 (gold_undefined_symbol_at_location): New function akin to
462 old gold_undefined_symbol, calculates location from relocation.
463 (gold_undefined_symbol): Change to take only a Symbol pointer
464 and to report location as the file name associated with the symbol.
465 * testsuite/debug_msg.sh: Update for changed error messages.
466 * testsuite/undef_symbol.sh: Likewise.
467
8e94a90c
ILT		 4682009-02-04 Duncan Sands <baldrick@free.fr>
469
470 PR 9812
471 * reduced_debug_output.h
472 (Output_reduced_debug_abbrev_section::failed): Use format for
473 gold_warning.
474 (Output_reduced_debug_info_section::faild): Likewise.
475
88a0e15b
ILT		 4762009-01-31 Mikolaj Zalewski <mikolajz@google.com>
477
478 * script.cc (Lazy_demangler): New class.
479 (Version_script_info::get_symbol_version_helper): Demangle a
480 symbol only once.
481
5efc7cd2
CC		 4822009-01-29 Cary Coutant <ccoutant@google.com>
483
484 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
485 to __tls_get_addr.
486 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
487
e0ebcf42
ILT		 4882009-01-28 Ian Lance Taylor <iant@google.com>
489
5efc7cd2 490 * version.cc (version_string): Bump to 1.9.
75fe7426 491
e0ebcf42
ILT		 492 * gold.h: Include <cstring> and <stdint.h>.
493 * version.cc: Include <cstdio>.
494 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
495 warning.
496 * reduced_debug_output.cc (insert_into_vector): Rename from
497 Insert_into_vector; change all callers. Use Swap_unaligned to
498 avoid aliasing issue; remove union since it is unnecessary.
499
8e2813be 5002009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 501
502 * Makefile.am (CCFILES): Add gc.cc.
503 (HFILES): Add gc.h.
504 * Makefile.in: Regenerate.
505 * gold.cc (Gc_runner): New class.
506 (queue_initial_tasks): Call garbage collection related tasks
507 when corresponding options are invoked.
508 (queue_middle_gc_tasks): New function.
509 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
510 processed early before laying out sections during garbage collection.
511 * gold.h (queue_middle_gc_tasks): New function.
512 (is_prefix_of): Move from "layout.cc".
513 * i386.cc (Target_i386::gc_process_relocs): New function.
514 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
515 * main.cc (main): Create object of class "Garbage_collection".
516 * object.cc (Relobj::copy_symbols_data): New function.
517 (Relobj::is_section_name_included): New function.
518 (Sized_relobj::do_layout): Allow this function to be called twice
519 during garbage collection and defer layout of section during the
520 first call.
521 * object.h (Relobj::get_symbols_data): New function.
522 (Relobj::is_section_name_included): New function.
523 (Relobj::copy_symbols_data): New function.
524 (Relobj::set_symbols_data): New function.
525 (Relobj::get_relocs_data): New function.
526 (Relobj::set_relocs_data): New function.
527 (Relobj::is_output_section_offset_invalid): New pure virtual function.
528 (Relobj::gc_process_relocs): New function.
529 (Relobj::do_gc_process_relocs): New pure virtual function.
530 (Relobj::sd_): New data member.
531 (Sized_relobj::is_output_section_offset_invalid): New function.
532 (Sized_relobj::do_gc_process_relocs): New function.
533 * options.h (General_options::gc_sections): Modify to not be a no-op.
534 (General_options::print_gc_sections): New option.
535 * plugin.cc (Plugin_finish::run): Remove function call to
536 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
537 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
538 * reloc.cc (Read_relocs::run): Add task to process relocs and
539 determine unreferenced sections when doing garbage collection.
540 (Gc_process_relocs): New class.
541 (Sized_relobj::do_gc_process_relocs): New function.
542 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
543 sections that are garbage collected.
544 * reloc.h (Gc_process_relocs): New class.
545 * sparc.cc (Target_sparc::gc_process_relocs): New function.
546 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
547 symbols whose corresponding sections are garbage collected.
548 (Symbol_table::Symbol_table): Add new parameter for the garbage
549 collection object.
550 (Symbol_table::gc_mark_undef_symbols): New function.
551 (Symbol_table::gc_mark_symbol_for_shlib): New function.
552 (Symbol_table::gc_mark_dyn_syms): New function.
553 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
554 as garbage.
555 (Symbol_table::add_from_object): Likewise.
556 (Symbol_table::add_from_relobj): When building shared objects, do not
557 treat externally visible symbols as garbage.
558 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
559 table information for static and relocatable links.
560 * symtab.h (Symbol_table::set_gc): New function.
561 (Symbol_table::gc): New function.
562 (Symbol_table::gc_mark_undef_symbols): New function.
563 (Symbol_table::gc_mark_symbol_for_shlib): New function.
564 (Symbol_table::gc_mark_dyn_syms): New function.
565 (Symbol_table::gc_): New data member.
566 * target.h (Sized_target::gc_process_relocs): New pure virtual
567 function.
568 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
569 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
570
3b293544
CF		 5712009-01-20 Chris Faylor <me.sourceware@sourceware.org>
572
573 * options.h (General_options::gc_sections): Define as a no-op for now.
574 (General_options::no_keep_memory): Ditto.
575 (General_options::Bshareable): Define.
576 * options.cc (General_options::finalize): Honor -Bshareable.
577
83d22aa8
AS		 5782009-01-20 Andreas Schwab <schwab@suse.de>
579
580 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
581 read the value in the contents, since we don't use it. Use the
582 template endianness when writing.
583 (Relocate::relocate): Use it for R_PPC_REL16_HA.
584
cd536b21
AS		 5852009-01-19 Andreas Schwab <schwab@suse.de>
586
587 * configure.tgt (powerpc64-*): Fix targ_obj.
588
99e9a495
ILT		 5892009-01-15 Ian Lance Taylor <iant@google.com>
590
591 * object.cc (Sized_relobj::write_local_symbols): Don't write out
592 local symbols when stripping all symbols.
593
bbbfea06
CC		 5942009-01-14 Cary Coutant <ccoutant@google.com>
595
99e9a495 596 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 597
0f7c0701
CC		 5982009-01-14 Cary Coutant <ccoutant@google.com>
599
600 * archive.cc (Archive::get_elf_object_for_member): Remove call
601 to File_read::claim_for_plugin.
602 * descriptors.cc (Descriptors::open): Remove reference to
603 is_claimed.
604 (Descriptors::claim_for_plugin): Remove.
605 * descriptors.h (Descriptors::claim_for_plugin): Remove.
606 (Descriptors::is_claimed): Remove.
607 (claim_descriptor_for_plugin): Remove.
608 * fileread.cc (File_read::claim_for_plugin): Remove.
609 * fileread.h (File_read::claim_for_plugin): Remove.
610 (File_read::descriptor): Reopen descriptor if necessary.
611 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
612 (Plugin_manager::all_symbols_read): Add task parameter. Change
613 all callers.
614 (Plugin_manager::get_input_file): New function.
615 (Plugin_manager::release_input_file): New function.
616 (Pluginobj::Pluginobj): Add filesize parameter and initialize
617 corresponding data member.
618 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
619 and pass to base constructor. Change all callers.
620 (get_input_file, release_input_file): New functions.
621 (make_sized_plugin_object): Add filesize parameter. Change all callers.
622 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
623 (Plugin_manager::all_symbols_read): Add task parameter.
624 (Plugin_manager::get_input_file): New function.
625 (Plugin_manager::release_input_file): New function.
626 (Plugin_manager::task_): New data member.
627 (Pluginobj::Pluginobj): Add filesize parameter.
628 (Pluginobj::filename): New function.
629 (Pluginobj::descriptor): New function.
630 (Pluginobj::filesize): New function.
631 (Pluginobj::filesize_): New data member.
632 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
633 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
634 File_read::claim_for_plugin; use Object::unlock to unlock the file.
635
636 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
637 with archive libraries.
638 * testsuite/Makefile.in: Regenerate.
639 * testsuite/plugin_test.c (struct sym_info): New type.
640 (get_input_file, release_input_file): New static variables.
641 (onload): Capture new transfer vector entries.
642 (claim_file_hook): Stop reading at end of file according to filesize.
643 Factor out parsing of readelf output into separate function.
644 (all_symbols_read_hook): Exercise get_input_file and release_input_file
645 APIs and get the source file name from the symbol table. Convert
646 source file name to corresponding object file name. Print info
647 message when adding new input files.
648 (parse_readelf_line): New function.
649 * testsuite/plugin_test_1.sh: Add checks for new info messages.
650 * testsuite/plugin_test_2.sh: Likewise.
651 * testsuite/plugin_test_3.sh: Likewise.
652 * testsuite/plugin_test_4.sh: New test case.
653
62a6d109
ILT		 6542009-01-07 Ian Lance Taylor <iant@google.com>
655
656 * version.cc (version_string): Bump to 1.8.
657
483620e8
CC		 6582008-12-23 Cary Coutant <ccoutant@google.com>
659
660 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
661 * plugin.cc (Plugin_manager::finish): Rename as
662 layout_deferred_objects. Move cleanup to separate function.
663 (Plugin_manager::cleanup): New function.
664 (Plugin_finish::run): Call layout_deferred_objects and cleanup
665 separately.
666 * plugin.h (Plugin_manager::finish): Rename as
667 layout_deferred_objects.
668 (Plugin_manager::cleanup): New function.
669 (Plugin_manager::cleanup_done): New field.
670
d66a9eb3
CC		 6712008-12-23 Cary Coutant <ccoutant@google.com>
672
673 * plugin.cc (is_visible_from_outside): New function.
674 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
675 so we don't return "IR only" status for exported symbols or -r links.
676
677 * testsuite/Makefile.am (plugin_test_3): New test case.
678 * testsuite/Makefile.in: Regenerate.
679 * testsuite/plugin_test_3.sh: New file.
680
5995b570
CC		 6812008-12-22 Cary Coutant <ccoutant@google.com>
682
683 * object.cc (Sized_relobj::layout_section): New function.
684 (Sized_relobj::do_layout): Defer layout of input sections until after
685 plugin has provided replacement files.
686 (Sized_relobj::do_layout_deferred_sections): New function.
687 * object.h (Relobj::set_section_offset): Remove virtual keyword.
688 (Relobj::layout_deferred_sections): New function.
689 (Relobj::do_layout_deferred_sections): New function.
690 (Sized_relobj::do_layout_deferred_sections): New function.
691 (Sized_relobj::layout_section): New function.
692 (Sized_relobj::Deferred_layout): New structure.
693 (Sized_relobj::deferred_layout_): New field.
694 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
695 Change all callers. Layout deferred sections.
696 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
697 references.
698 (Plugin_hook::run): Move code from do_plugin_hook inline.
699 (Plugin_hook::do_plugin_hook): Remove.
700 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
701 (Plugin_manager::finish): Renamed, was cleanup.
702 (Plugin_manager::should_defer_layout): New function.
703 (Plugin_manager::add_deferred_layout_object): New function.
704 (Plugin_manager::Deferred_layout_list): New type.
705 (Plugin_manager::deferred_layout_objects_): New field.
706 (Plugin_hook::do_plugin_hook): Remove.
707
ee769c88
ILT		 7082008-12-17 Ian Lance Taylor <iant@google.com>
709
710 * options.h (class General_options): Add --no case for
711 --export-dynamic.
712
abc8dcba
CC		 7132008-12-16 Cary Coutant <ccoutant@google.com>
714
715 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
716 vector.
717 (Plugin_manager::claim_file): Create plugin object even if
718 plugin did not call the add_symbols callback.
719 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
720 asking for more symbols than were added.
721 * testsuite/Makefile.am (plugin_test_1): Add test case with
722 no global symbols.
723 (empty.syms): New target.
724 * testsuite/Makefile.in: Regenerate.
725 * testsuite/plugin_test.c (claim_file_hook): Add new debug
726 message. Don't call add_symbols if no globals.
727 (all_symbols_read_hook): Don't provide replacement for empty
728 claimed file.
729
b0074644
ILT		 7302008-12-12 Ian Lance Taylor <iant@google.com>
731
68943102
ILT		 732 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
733 r_type == 0 for a local symbol with r_sym == 0.
734 (scan_relocatable_relocs): Pass r_sym to
735 local_non_section_strategy.
736 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
737 r_sym parameter.
738
b0074644
ILT		 739 * configure.ac: Update test for TLS descriptors: they are
740 supported as of glibc 2.9.
741 * configure: Rebuild.
742
c2508178
ILT		 7432008-12-11 Ian Lance Taylor <iant@google.com>
744
745 PR 7091
746 * target-reloc.h (Default_scan_relocatable_relocs): For each
747 function, map r_type == 0 to RELOC_DISCARD.
748
2756a258
CC		 7492008-12-10 Cary Coutant <ccoutant@google.com>
750
751 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
752 object to override a kept COMDAT group from a plugin object.
753
bb6f53d3
ILT		 7542008-12-09 Ian Lance Taylor <iant@google.com>
755
fbc558e1
ILT		 756 PR 7088
757 * yyscript.y (file_cmd): Handle INPUT.
758
bb6f53d3
ILT		 759 * testsuite/initpri1.c: Change all declarations to be full
760 prototypes by adding void, to avoid compiler warnings.
761
4674ecfc
CC		 7622008-12-05 Rafael Avila de Espindola <espindola@google.com>
763
764 * options.cc (General_options::parse_plugin_opt): New.
765 (General_options::add_plugin): The argument now is just the filename.
766 (General_options::add_plugin_option): New.
767 * options.h (plugin_opt): New.
768 (add_plugin): Change argument name.
769 (add_plugin_option): New.
770 * plugin.cc (Plugin::load): Don't parse the plugin option.
771 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
772 (Plugin::add_option): New.
773 (Plugin::args_): Change type.
774 (Plugin::filename_): New.
775 (Plugin_manager::add_plugin_option): New.
776 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
777 * testsuite/Makefile.in: Regenerate.
778
fd06b4aa
CC		 7792008-12-05 Cary Coutant <ccoutant@google.com>
780
781 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
782 Handle --strip-lto-sections option.
783 * options.h (strip_lto_sections): New option.
784
6c52134c
CC		 7852008-12-01 Cary Coutant <ccoutant@google.com>
786
787 * plugin.cc (ld_plugin_message): Change format parameter to const.
788 Fix mismatch between new[] and delete.
789
a45248e0
CC		 7902008-11-14 Cary Coutant <ccoutant@google.com>
791
792 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
793 instead of -1U.
794
c82fbeee
CS		 7952008-11-05 Craig Silverstein <csilvers@google.com>
796
797 * options.cc (General_options::parse_dynamic_list): New function.
798 * options.h (General_options): New flags dynamic_list,
799 dynamic_list_data, dynamic_list_cpp_new, and
800 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
801 (General_options::in_dynamic_list): New function.
802 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
803 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
804 (Lex::can_continue_name): Likewise.
805 (yylex): Likewise.
806 (read_script_file): New parameter script_options.
807 (read_dynamic_list): New function.
808 (Script_options::define_dynamic_list): New function.
809 (dynamic_list_keyword_parsecodes): New variable.
810 (dynamic_list_keywords): New variable.
811 * script.h (Script_options::define_dynamic_list): New function
812 prototype.
813 (read_dynamic_list): New function prototype.
814 * symtab.cc (strprefix): New macro.
815 (Symbol::should_add_dynsym_entry): Support dynamic_list,
816 dynamic_list_data, dynamic_list_cpp_new, and
817 dynamic_list_cpp_typeinfo.
818 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
819 (dynamic_list_expr): New rule.
820 (dynamic_list_nodes): Likewise.
821 (dynamic_list_node): Likewise.
822 * testsuite/Makefile.am (dynamic_list): New test.
823 * testsuite/Makefile.in: Regenerated.
824 * testsuite/dynamic_list.t: New file.
825 * testsuite/dynamic_list.sh: New file.
826
e0bb29a5
CS		 8272008-11-05 Craig Silverstein <csilvers@google.com>
828
829 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
830 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
831 (t11_last): Likewise.
832 * testsuite/ver_test_6.c (main): Likewise.
833
4e1e25e0
CC		 8342008-10-07 Cary Coutant <ccoutant@google.com>
835
836 * options.c (General_options::finalize): Add check for -static and
837 -shared.
838 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
839 is not empty.
840
92f03fcb
CC		 8412008-10-02 Cary Coutant <ccoutant@google.com>
842
843 * plugin.cc (make_sized_plugin_object): Fix conditional
844 compilation to work when not all targets are enabled.
845
fbd8a257
CC		 8462008-09-29 Cary Coutant <ccoutant@google.com>
847
848 * archive.cc (Archive::get_file_and_offset): Use filename instead
849 of name to get library path.
850 (Archive::include_member): Unlock external member of a thin archive.
851
852 * testsuite/Makefile.am (TEST_AR): New variable.
853 (thin_archive_test_1): New test.
854 (thin_archive_test_2): New test.
81636b3f
CC		 855 * testsuite/Makefile.in: Regenerate.
856 * testsuite/thin_archive_main.cc: New file.
857 * testsuite/thin_archive_test_1.cc: New file.
858 * testsuite/thin_archive_test_2.cc: New file.
859 * testsuite/thin_archive_test_3.cc: New file.
860 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 861
eff45813
CC		 8622008-09-29 Cary Coutant <ccoutant@google.com>
863
864 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
865 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
866 instead of -1U.
867 (Sized_relobj::do_finalize_local_symbols): Likewise.
868 (Sized_relobj::map_to_kept_section): Likewise.
869 * object.h (Sized_relobj::invalid_address): New constant.
870 (Sized_relobj::do_output_section_offset): Check for invalid_address
871 and return -1ULL.
872 * output.cc (Output_reloc::local_section_offset): Use constant
873 invalid_address instead of -1U.
874 (Output_reloc::get_address): Likewise.
875 (Output_section::output_address): Change -1U to -1ULL.
876 * output.h (Output_reloc::invalid_address): New constant.
877 * reloc.cc (Sized_relobj::write_sections): Use constant
878 invalid_address instead of -1U.
879 (Sized_relobj::relocate_sections): Likewise.
880 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
881 values for merge sections.
882 * target-reloc.h (relocate_for_relocatable): Use constant
883 invalid_address instead of -1U.
884
89fc3421
CC		 8852008-09-19 Cary Coutant <ccoutant@google.com>
886
887 Add plugin functionality for link-time optimization (LTO).
888 * configure.ac (plugins): Add --enable-plugins option.
889 * configure: Regenerate.
890 * config.in: Regenerate.
891 * Makefile.am (LIBDL): New variable.
892 (CCFILES): Add plugin.cc.
893 (HFILES): Add plugin.h.
894 (ldadd_var): Add LIBDL.
895 * Makefile.in: Regenerate.
896
897 * archive.cc: Include "plugin.h".
898 (Archive::setup): Don't preread archive symbols when using a plugin.
899 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
900 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
901 files.
902 (Archive::include_member): Add symbols from plugin objects.
903 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
904 * descriptors.cc (Descriptors::open): Check for file descriptors
905 abandoned by plugins.
906 (Descriptors::claim_for_plugin): New function.
907 * descriptors.h (Descriptors::claim_for_plugin): New function.
908 (Open_descriptor::is_claimed): New field.
909 (claim_descriptor_for_plugin): New function.
910 * fileread.cc (File_read::claim_for_plugin): New function.
911 * fileread.h (File_read::claim_for_plugin): New function.
912 (File_read::descriptor): New function.
913 * gold.cc: Include "plugin.h".
914 (queue_initial_tasks): Add task to call plugin hooks for generating
915 new object files.
916 * main.cc: Include "plugin.h".
917 (main): Load plugin libraries.
918 * object.h (Pluginobj): Declare.
919 (Object::pluginobj): New function.
920 (Object::do_pluginobj): New function.
921 (Object::set_target): New function.
922 * options.cc: Include "plugin.h".
923 (General_options::parse_plugin): New function.
924 (General_options::General_options): Initialize plugins_ field.
925 (General_options::add_plugin): New function.
926 * options.h (Plugin_manager): Declare.
927 (General_options): Add --plugin option.
928 (General_options::has_plugins): New function.
929 (General_options::plugins): New function.
930 (General_options::add_plugin): New function.
931 (General_options::plugins_): New field.
932 * plugin.cc: New file.
933 * plugin.h: New file.
934 * readsyms.cc: Include "plugin.h".
935 (Read_symbols::do_read_symbols): Check for archive before checking
936 for ELF file. Call plugin hooks to claim files.
937 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
938 from a real object file; force override when processing replacement
939 files.
940 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
941 (Symbol::init_base_object): Likewise.
942 (Symbol::init_base_output_data): Likewise.
943 (Symbol::init_base_output_segment): Likewise.
944 (Symbol::init_base_constant): Likewise.
945 (Symbol::init_base_undefined): Likewise.
946 (Symbol::output_section): Assert that object is not a plugin.
947 (Symbol_table::add_from_pluginobj): New function.
948 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
949 undefined.
950 (Symbol_table::sized_write_globals): Likewise.
951 (Symbol_table::add_from_pluginobj): Instantiate template.
952 * symtab.h (Sized_pluginobj): Declare.
953 (Symbol::in_real_elf): New function.
954 (Symbol::set_in_real_elf): New function.
955 (Symbol::in_real_elf_): New field.
956 (Symbol_table::add_from_pluginobj): New function.
957
958 * testsuite/Makefile.am (AM_CFLAGS): New variable.
959 (LIBDL): New variable.
960 (LDADD): Add LIBDL.
961 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
962 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
963 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
964 (MOSTLYCLEANFILES): Likewise.
965 * testsuite/Makefile.in: Regenerate.
966 * testsuite/plugin_test.c: New file.
967 * testsuite/plugin_test_1.sh: New file.
968 * testsuite/plugin_test_2.sh: New file.
969
de31bda5
ILT		 9702008-09-16 Ian Lance Taylor <iant@google.com>
971
9c2d0ef9
ILT		 972 * target-reloc.h (relocate_section): Check whether a symbol is
973 defined by the ABI before reporting an undefined symbol error.
974 * target.h (Target::is_defined_by_abi): Make parameter const.
975 (Target::do_is_defined_by_abi): Likewise.
976 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
977 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
978 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
979 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
980 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
981 * testsuite/Makefile.in: Rebuild.
982
de31bda5
ILT		 983 * fileread.cc (make_view): Add casts to avoid warning.
984
9fa33bee
AO		 9852008-09-16 Alexandre Oliva <aoliva@redhat.com>
986
987 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
988 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
989
183fd0e3
AO		 9902008-09-16 Alexandre Oliva <aoliva@redhat.com>
991
992 * options.h (General_options::output_is_executable): New.
993 (General_options::output_is_pie): New.
994 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
995 for shared libraries.
996 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
997
7be8330a
CD		 9982008-09-11 Chris Demetriou <cgd@google.com>
999
1000 * options.h (origin): New -z option.
1001 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1002 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1003 in DT_FLAGS_1.
1004
a9caad02
CC		 10052008-09-05 Cary Coutant <ccoutant@google.com>
1006
1007 * fileread.cc (File_read::make_view): Add check for attempt to map
1008 beyond end of file.
1009
ae6dce4d
CC		 10102008-09-05 Cary Coutant <ccoutant@google.com>
1011
1012 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1013 explicit instantiations.
1014
d7ab2a47
KVH		 10152008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1016
1017 PR gold/6858
1018 * options.cc (General_options::finalize): Allow undefined symbols
1019 in shlibs if linking -shared.
1020
1021 PR gold/6859
1022 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1023 symbols as not needing a dynsym entry.
1024
1e52a9c1
CS		 10252008-08-20 Craig Silverstein <csilvers@google.com>
1026
1027 * fileread.cc (File_read::open): Do not lock the file unless it
1028 was successfully opened.
1029
d85c80a3
CC		 10302008-08-14 Cary Coutant <ccoutant@google.com>
1031
1032 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1033 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1034 * testsuite/tls_test.cc (struct int128): 128-bit struct
1035 for testing TLS relocs with non-zero addend.
1036 (v12): New TLS variable.
1037 (t12): New test.
1038 (t_last): Add check for v12.
1039 * testsuite/tls_test.h (t12): New function.
1040 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1041
2d924fd9
ILT		 10422008-08-13 Ian Lance Taylor <iant@google.com>
1043
1044 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1045 set tls_segment_ or relro_segment_.
1046 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1047 when appropriate.
1048 * output.h (Output_section::clear_is_relro): New function.
1049 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1050 sections specially even when output_data_ is empty.
1051 (Output_segment::maximum_alignment): When first section is relro,
1052 only force alignment for PT_LOAD segments.
1053 * script.cc (script_data_segment_align): New function.
1054 (script_data_segment_relro_end): New function.
1055 * script-c.h (script_data_segment_align): Declare.
1056 (script_data_segment_relro_end): Declare.
1057 * script-sections.h (class Script_sections): Declare
1058 data_segment_align and data_segment_relro_end. Add fields
1059 segment_align_index_ and saw_relro_end_.
1060 * script-sections.cc (class Sections_element): Add set_is_relro
1061 virtual function. Add new bool* parameter to place_orphan_here.
1062 Add get_output_section virtual function.
1063 (class Output_section_definition): Add set_is_relro. Add new
1064 bool* parameter to place_orphan_here. Add get_output_section.
1065 Add is_relro_ field.
1066 (Output_section_definition::Output_section_definition): Initialize
1067 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1068 and is_relro_ fields.
1069 (Output_section_definition::place_orphan_here): Add is_relro
1070 parameter.
1071 (Output_section_definition::set_section_addresses): Set relro for
1072 output section.
1073 (Output_section_definition::alternate_constraint): Likewise.
1074 (class Orphan_output_section): Add new bool* parameter to
1075 place_orphan_here. Add get_output_section.
1076 (Orphan_output_section::place_orphan_here): Add is_relro
1077 parameter.
1078 (Script_sections::Script_sections): Initialize
1079 data_segment_align_index_ and saw_relro_end_.
1080 (Script_sections::data_segment_align): New function.
1081 (Script_sections::data_segment_relro_end): New function.
1082 (Script_sections::place_orphan): Set or clear is_relro.
1083 (Script_sections::set_section_addresses): Force alignment of first
1084 TLS section.
1085 * yyscript.y (exp): Call script_data_segment_align and
1086 script_data_segment_relro_end.
1087 * testsuite/relro_script_test.t: New file.
1088 * testsuite/relro_test.cc (using_script): Declare.
1089 (t1, t2): Test using_script.
1090 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1091 (relro_script_test_SOURCES): Define.
1092 (relro_script_test_DEPENDENCIES): Define.
1093 (relro_script_test_LDFLAGS): Define.
1094 (relro_script_test_LDADD): Define.
1095 (relro_script_test.so): New target.
1096 * testsuite/Makefile.in: Rebuild.
1097
f827c9a9
CC		 10982008-08-06 Cary Coutant <ccoutant@google.com>
1099
1100 * archive.cc (Archive::total_archives, Archive::total_members)
1101 (Archive::total_members_loaded): New variables.
1102 (Archive::setup): Add parameter. Add option to preread
1103 archive symbols.
1104 (Archive::read_armap): Add counter.
1105 (Archive::get_file_and_offset): New function.
1106 (Archive::get_elf_object_for_member): New function.
1107 (Archive::read_all_symbols): New function.
1108 (Archive::read_symbols): New function.
1109 (Archive::add_symbols): Add counters.
1110 (Archive::include_all_members): Use armap to find members if it's
1111 already built.
1112 (Archive::include_member): Skip reading symbols if already read.
1113 Factored code into Archive::get_file_and_offset and
1114 Archive::get_elf_object_for_member. Changed call to
1115 Mapfile::report_include_archive_member.
1116 (Archive::print_stats): New function.
1117 * archive.h: Declare Object and Read_symbols_data classes.
1118 (Archive::Archive): Add initializers for new members.
1119 (Archive::setup): Add parameter.
1120 (Archive::print_stats): New function.
1121 (Archive::total_archives, Archive::total_members)
1122 (Archive::total_members_loaded): New variables.
1123 (Archive::get_file_and_offset): New function.
1124 (Archive::get_elf_object_for_member): New function.
1125 (Archive::read_all_symbols): New function.
1126 (Archive::read_symbols): New function.
1127 (Archive::Archive_member): New class.
1128 (Archive::members_): New member.
1129 (Archive::num_members_): New member.
1130 * main.cc: Include archive.h.
1131 (main): Call Archive::print_stats.
1132 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1133 archive parameter; member_name is now the fully-decorated name.
1134 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1135 * options.h: (General_options): Add --preread-archive-symbols option.
1136 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1137 Archive::setup.
1138
de4c45bd
ILT		 11392008-08-04 Ian Lance Taylor <iant@google.com>
1140
1141 * symtab.h (Symbol::use_plt_offset): New function.
1142 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1143 * powerpc.cc (Relocate::relocate): Likewise.
1144 * sparc.cc (Relocate::relocate): Likewise.
1145 * x86_64.cc (Relocate::relocate): Likewise.
1146 * testsuite/weak_plt.sh: New test.
1147 * testsuite/weak_plt_main.cc: New test.
1148 * testsuite/weak_plt_shared.cc: New test.
1149 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1150 (check_PROGRAMS): Add weak_plt.
1151 (check_DATA): Add weak_plt_shared.so.
1152 (weak_plt_main_pic.o, weak_plt): New targets.
1153 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1154 * testsuite/Makefile.in: Rebuild.
1155
1156 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1157 gcctestdir/ld.
1158 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1159 * testsuite/Makefile.in: Rebuild.
1160
323ee3f4
AM		 11612008-08-04 Alan Modra <amodra@bigpond.net.au>
1162
1163 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1164 * Makefile.in: Regenerate.
1165 * po/POTFILES.in: Regenerate.
1166
7c07ecec
ILT		 11672008-07-29 Ian Lance Taylor <iant@google.com>
1168
1169 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1170 symbols before other symbols.
1171 * testsuite/script_test_2.cc (test_addr): Declare.
1172 (test_addr_alias): Declare.
1173 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1174 values.
7c07ecec
ILT		 1175 * testsuite/script_test_2.t: Define test_addr_alias and
1176 test_addr.
1177
5778530e
ILT		 11782008-07-24 Ian Lance Taylor <iant@google.com>
1179
2a00e4fb
ILT		 1180 PR 5990
1181 * descriptors.cc: New file.
1182 * descriptors.h: New file.
1183 * gold-threads.h (class Hold_optional_lock): New class.
1184 * fileread.cc: Include "descriptors.h".
1185 (File_read::~File_read): Release descriptor rather than closing
1186 it.
1187 (File_read::open) [file]: Call open_descriptor rather than open.
1188 Set is_descriptor_opened_.
1189 (File_read::open) [memory]: Assert that descriptor is not open.
1190 (File_read::reopen_descriptor): New function.
1191 (File_read::release): Release descriptor.
1192 (File_read::do_read): Make non-const. Reopen descriptor.
1193 (File_read::read): Make non-const.
1194 (File_read::make_view): Reopen descriptor.
1195 (File_read::do_readv): Likewise.
1196 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1197 Update declarations.
1198 * layout.cc: Include "descriptors.h".
1199 (Layout::create_build_id): Use open_descriptor rather than open.
1200 * output.cc: Include "descriptors.h".
1201 (Output_file::open): Use open_descriptor rather than open.
1202 * archive.cc (Archive::const_iterator): Change Archive to be
1203 non-const.
1204 (Archive::begin, Archive::end): Make non-const.
1205 (Archive::count_members): Likewise.
1206 * archive.h (class Archive): Update declarations.
1207 * object.h (Object::read): Make non-const.
1208 * Makefile.am (CCFILES): Add descriptors.cc.
1209 (HFILES): Add descriptors.h.
1210 * Makefile.in: Rebuild.
1211
801647d1
ILT		 1212 PR 6716
1213 * gold.h: Always include <clocale>. Add Solaris workarounds
1214 following code in binutils/sysdep.h.
1215
5edd166e
ILT		 1216 PR 6048
1217 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1218 this->eh_frame_hdr_ is NULL before using it.
1219
c89ad728
ILT		 1220 * dynobj.cc (Versions::Versions): Update comment.
1221
aa86f06b
ILT		 1222 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1223 the base version name.
1224
5778530e
ILT		 1225 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1226 array size plus one.
1227 (Stringpool_template::set_string_offsets): Subtract one from key
1228 before using it as an array index.
1229 (Stringpool_template::get_offset_with_length): Likewise.
1230 (Stringpool_template::write_to_buffer): Likewise.
1231 * stringpool.h (Stringpool_template::get_offset_from_key):
1232 Likewise.
1233
057ead22
ILT		 12342008-07-23 Ian Lance Taylor <iant@google.com>
1235
7f649c59
ILT		 1236 PR 6658
1237 * object.h (Merged_symbol_value::value): Do our best to handle a
1238 negative addend.
1239
057ead22
ILT		 1240 PR 6647
1241 * script.cc (Version_script_info::get_versions): Don't add empty
1242 version tag to return value.
1243 (Version_script_info::get_symbol_version_helper): Change return
1244 type to bool. Add pversion parameter. Change all callers.
1245 (script_register_vers_node): Don't require a non-NULL tag.
1246 * script.h (class Version_script_info): Update declarations.
1247 (Version_script_info::get_symbol_version): Change return type to
1248 bool. Add version parameter. Change all callers.
1249 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1250 handling. Handle an empty version from a version script.
1251 (Symbol_table::define_special_symbol): Likewise.
1252 * testsuite/ver_test_10.script: New file.
1253 * testsuite/ver_test_10.sh: New file.
1254 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1255 (check_DATA): Add ver_test_10.syms.
1256 (ver_test_10.syms, ver_test_10.so): New target.
1257 * testsuite/Makefile.in: Rebuild.
1258
58e54ac2
CD		 12592008-07-23 Simon Baldwin <simonb@google.com>
1260
1261 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1262 to zero for undefined symbols from dynamic libraries.
1263
95d14cd3
ILT		 12642008-07-23 Ian Lance Taylor <iant@google.com>
1265
1266 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1267 Change all callers.
1268 * symtab.h (class Symbol_table): Update declaration.
1269 * testsuite/ver_test_9.cc: New file.
1270 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1271 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1272 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1273 (ver_test_9.so, ver_test_9.o): New targets.
1274 * testsuite/Makefile.in: Rebuild.
1275
92de84a6
ILT		 12762008-07-22 Ian Lance Taylor <iant@google.com>
1277
34810851
ILT		 1278 * options.h (class General_options): Define --check-sections.
1279 * layout.cc (Layout::set_segment_offsets): Handle
1280 --check-sections.
1281
af6156ef
ILT		 1282 * options.h (class General_options): Define -n/--nmagic and
1283 -N/--omagic.
1284 * options.cc (General_options::finalize): For -n/--nmagic or
1285 -N/--omagic, set -static.
1286 * layout.cc (Layout::attach_allocated_section_to_segment): If
1287 -N/--omagic, don't put read-only and read-write sections in
1288 different segments.
1289 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1290 finding a read-only segment.
1291 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1292 don't set the minimum segment alignment to the common page size,
1293 and don't set the file offset to the address modulo the page size.
1294 * script-sections.cc (Script_sections::create_segments): If
1295 -n/--omagic, don't put read-only and read-write sections in
1296 different segments.
1297
92de84a6
ILT		 1298 * cref.cc: New file.
1299 * cref.h: New file.
1300 * options.h (class General_options): Add --print-symbol-counts.
1301 * main.cc (main): Issue defined symbol report if requested.
1302 * archive.cc (Archive::interpret_header): Make into a const member
1303 function.
1304 (Archive::add_symbols): Call Input_objects::archive_start and
1305 archive_stop.
1306 (Archive::const_iterator): Define new class.
1307 (Archive::begin, Archive::end): New functions.
1308 (Archive::include_all_members): Rewrite to use iterator.
1309 (Archive::count_members): New function.
1310 * archive.h (class Archive): Update declarations.
1311 (Archive::filename): New function.
1312 * object.cc: Include "cref.h".
1313 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1314 (Sized_relobj::do_get_global_symbol_counts): New function.
1315 (Input_objects::add_object): Add object to cross-referencer.
1316 (Input_objects::archive_start): New function.
1317 (Input_objects::archive_stop): New function.
1318 (Input_objects::print_symbol_counts): New function.
1319 * object.h: Declare Cref and Archive.
1320 (Object::get_global_symbol_counts): New function.
1321 (Object::do_get_global_symbol_counts): New pure virtual function.
1322 (class Sized_relobj): Add defined_count_ field. Update
1323 declarations.
1324 (class Input_objects): Add cref_ field. Update constructor.
1325 Update declarations.
1326 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1327 defined_count_.
1328 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1329 symbol counts.
1330 (Sized_dynobj::do_get_global_symbol_counts): New function.
1331 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1332 defined_count_. Update declarations. Define Symbols typedef.
1333 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1334 parameter. Change all callers.
1335 (Symbol_table::add_from_dynobj): Add sympointers and defined
1336 parameters. Change all callers.
1337 * symtab.h (class Symbol_table): Update declarations.
1338 * Makefile.am (CCFILES): Add cref.cc.
1339 (HFILES): Add cref.h.
1340 * Makefile.in: Rebuild.
1341
3f7c5e1d
CD		 13422008-07-22 Simon Baldwin <simonb@google.com>
1343
1344 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1345 to zero when writing undefined symbols.
1346
e0b64032
ILT		 13472008-07-22 Ian Lance Taylor <iant@google.com>
1348
1349 * output.cc (Output_section::add_input_section): Don't try to
1350 merge empty merge sections.
1351
096b02cf
CS		 13522008-07-21 Craig Silverstein <csilvers@google.com>
1353
1354 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1355 Include symbol version in error message.
cd536b21 1356
1d1f116d
CD		 13572008-07-20 Chris Demetriou <cgd@google.com>
1358
cd536b21 1359 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1360 (RANDOM_SEED_CFLAGS): New substituted variable.
1361 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1362 * configure: Rebuild.
1363 * Makefile.in: Likewise.
1364 * testsuite/Makefile.in: Likewise.
1365
a18f591e
ILT		 13662008-07-18 Ian Lance Taylor <iant@google.com>
1367
1368 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1369 where we see NAME/NULL and NAME/VERSION as separate symbols.
1370 * testsuite/ver_test_main.cc (main): Call t4.
1371 (t4, t4_2a): Define.
1372 * testsuite/ver_test_2.cc (t4_2): Define.
1373 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1374 * testsuite/ver_test_4.cc (t4_2a): Define.
1375 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1376 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1377
c6e3f6ed
ILT		 13782008-07-17 Ian Lance Taylor <iant@google.com>
1379
1380 * dynobj.cc (Versions::add_def): If we give an error about a
1381 missing version, go ahead and create the version anyhow.
1382
ef9beddf
ILT		 13832008-07-10 Ian Lance Taylor <iant@google.com>
1384
1385 Handle output sections with more than 0x7fffffff bytes.
1386 * object.h (class Relobj): Change map_to_output_ to
1387 output_sections_, and just keep a section pointer. Change all
1388 uses. Move comdat group support to Sized_relobj.
1389 (Relobj::is_section_specially_mapped): Remove.
1390 (Relobj::output_section): Remove poff parameter. Change all
1391 callers.
1392 (Relobj::output_section_offset): New function.
1393 (Relobj::set_section_offset): Rewrite.
1394 (Relobj::map_to_output): Remove.
1395 (Relobj::output_sections): New function.
1396 (Relobj::do_output_section_offset): New pure virtual function.
1397 (Relobj::do_set_section_offset): Likewise.
1398 (class Sized_relobj): Add section_offsets_ field. Add comdat
1399 group support from Relobj. Update declarations.
1400 (Sized_relobj::get_output_section_offset): New function.
1401 (Sized_relobj::do_output_section_offset): New function.
1402 (Sized_relobj::do_set_section_offset): New function.
1403 * object.cc (Relobj::output_section_address): Remove.
1404 (Sized_relobj::Sized_relobj): Initialize new fields.
1405 (Sized_relobj::include_section_group): Cast find_kept_object to
1406 Sized_relobj.
1407 (Sized_relobj::include_linkonce_section): Likewise.
1408 (Sized_relobj::do_layout): Use separate arrays for output section
1409 and output offset.
1410 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1411 output_sections.
1412 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1413 output_sections and section_offsets.
1414 (Sized_relobj::write_local_symbols): Likewise.
1415 (map_to_kept_section): Compute output address directly.
1416 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1417 output_sections and section_offsets.
1418 (Sized_relobj::write_sections): Likewise.
1419 (Sized_relobj::relocate_sections): Likewise.
1420 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1421 * output.h (class Output_reloc): Update declarations. Change
1422 u2_.relobj to Sized_relobj*.
1423 (class Output_data_reloc): Change add functions to use
1424 Sized_relobj*.
1425 * output.cc (Output_reloc::Output_reloc): Change relobj to
1426 Sized_relobj*.
1427 (Output_reloc::local_section_offset): Change return type to
1428 Elf_Addr. Use get_output_section_offset.
1429 (Output_reloc::get_address): Likewise.
1430 (Output_section::is_input_address_mapped): Don't call
1431 is_section_specially_mapped.
1432 (Output_section::output_offset): Likewise.
1433 (Output_section::output_address): Likewise.
1434 (Output_section::starting_output_address): Likewise.
1435 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1436 parameter to Sized_relobj*.
1437 (Copy_relocs::need_copy_reloc): Likewise.
1438 (Copy_relocs::save): Likewise.
1439 * copy-relocs.h (class Copy_relocs): Update declarations.
1440 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1441 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1442 * target-reloc.h (relocate_for_relocatable): Change
1443 offset_in_output_section type to Elf_Addr. Change code that uses
1444 it as well.
1445 * layout.cc (Layout::layout): Always set *off.
1446 * mapfile.cc (Mapfile::print_input_section): Use
1447 output_section_offset.
1448 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1449 Sized_relobj*.
1450 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1451 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1452 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1453
5cb66f97
ILT		 14542008-07-03 Ian Lance Taylor <iant@google.com>
1455
1456 * layout.cc (Layout::include_section): Do not discard unrecognized
1457 SHT_STRTAB sections.
1458
afe47622
CS		 14592008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1460
1461 * script.cc (Lex::can_continue_name): Make '?' allowable in
1462 version-script names.
1463 * testsuite/version_script.map: Change glob pattern to use '?'
1464
5adf9721
ILT		 14652008-06-30 Manish Singh <yosh@gimp.org>
1466
1467 PR 6585
1468 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1469 Correct typo.
1470
e6fde208
ILT		 14712008-06-30 Ian Lance Taylor <iant@google.com>
1472
1473 PR 6660
1474 PR 6682
1475 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1476 versions]: Don't try to read the value in the contents, since we
1477 don't use it. Use the template endianness when writing.
1478
3f2e6a2d
CC		 14792008-06-25 Cary Coutant <ccoutant@google.com>
1480
1481 * fileread.cc (File_read::make_view): Assert on zero-length view.
1482 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1483 symbol table when there are no symbols to read.
1484
c43d3a48
CS		 14852008-06-23 Craig Silverstein <csilvers@google.com>
1486
1487 * version.cc (version_string): Bump to 1.7
1488
5f494ea0
CS		 14892008-06-18 Craig Silverstein <csilvers@google.com>
1490
1491 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1492 constant 0xFFFF to type Valtype.
1493 (Powerpc_relocate_functions::rel16_ha): Likewise.
1494
c42e122e
ILT		 14952008-06-17 Ian Lance Taylor <iant@google.com>
1496
f34787f8
ILT		 1497 * output.h (Output_section::Input_section): Initialize p2align_ to
1498 zero for Output_section_data constructors.
1499 (Output_section::Input_section::addralign): If not an input
1500 section, return the alignment of the Output_section_data.
1501 * testsuite/copy_test.cc: New file.
1502 * testsuite/copy_test_1.cc: New file.
1503 * testsuite/copy_test_2.cc: New file.
1504 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1505 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1506 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1507 (copy_test_1_pic.o, copy_test_1.so): New targets.
1508 (copy_test_2_pic.o, copy_test_2.so): New targets.
1509 * testsuite/Makefile.in: Rebuild.
1510
c42e122e
ILT		 1511 * script-sections.cc (Script_sections::place_orphan): Initialize
1512 local variable exact.
1513
ce3ac18a
DE		 15142008-06-13 David Edelsohn <edelsohn@gnu.org>
1515
1516 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1517
42cacb20
DE		 15182008-06-12 David Edelsohn <edelsohn@gnu.org>
1519 David S. Miller <davem@davemloft.net>
1520
1521 * powerpc.cc: New file.
1522 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1523 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1524 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1525 * Makefile.in: Rebuild.
1526
7b308235
ILT		 15272008-06-09 Ian Lance Taylor <iant@google.com>
1528
1529 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1530 <exception>.
1531 (throwing, orig_terminate): New static variables.
1532 (terminate_handler): New static function.
1533 (t2): Set terminate handler.
1534
f0b886e3
ILT		 15352008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1536
1537 PR 6584
cd536b21 1538 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1539 alignment.
1540
3e90f135
CC		 15412008-05-30 Cary Coutant <ccoutant@google.com>
1542
1543 * archive.cc (Archive::include_all_members) Correct to step
1544 over symbol table and extended name table in thin archives.
1545
e09ad04a
ILT		 15462008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1547
1548 PR 6407
1549 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1550 calculation.
1551
62b01cb5
ILT		 15522008-05-28 Caleb Howe <cshowe@google.com>
1553
1554 * reduced_debug_output.cc: New file.
1555 * reduced_debug_output.h: New file.
92de84a6 1556 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1557 * options.cc (General_options::finalize): Add strip_debug_non_line
1558 to the strip heirarchy.
1559 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1560 fields.
1561 * layout.cc: Include "reduced_debug_output.h".
1562 (Layout::Layout): Initialize new fields.
1563 (line_only_debug_sections): New static array.
1564 (is_lines_only_debug_sections): New static inline function.
1565 (Layout::include_section): Handle --strip-debug-non-line.
1566 (Layout::make_output_section): If --strip-debug-non-line, build
1567 new output sections for .debug_abbrev and .debug_info.
1568 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1569 gold. Warn about possible overflow.
1570 (read_signed_LEB_128): Likewise.
1571 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1572 (read_signed_LEB_128): Declare.
1573 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1574 (HFILES): Add reduced_debug_output.h.
1575 * Makefile.in: Rebuild.
1576
7d9e3d98
ILT		 15772008-05-21 Ian Lance Taylor <iant@google.com>
1578
1579 * mapfile.cc: New file.
1580 * mapfile.h: New file.
1581 * options.h (class General_options): Add -M/--print-map and -Map.
1582 * options.cc (General_options::finalize): Make -M equivalent to
1583 -Map -.
1584 * main.cc: Include <cstdio> and "mapfile.h".
1585 (main): Open mapfile if requested.
1586 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1587 constructor. Change caller.
1588 (queue_initial_tasks): Add mapfile parameter. Change caller.
1589 (queue_middle_tasks): Likewise.
1590 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1591 declarations.
1592 * archive.cc: Include "mapfile.h".
1593 (Archive::add_symbols): Add mapfile parameter. Change all
1594 callers. Pass mapfile, symbol, and reason to include_member.
1595 (Archive::include_all_members): Add mapfile parameter. Change all
1596 callers.
1597 (Archive::include_member): Add mapfile, sym, and why parameters.
1598 Change all callers. Report inclusion to map file.
1599 * archive.h: Include "fileread.h".
1600 (class Archive): Update declarations.
1601 (Archive::file): New const method.
1602 (class Add_archive_symbols): Add mapfile_ field. Update
1603 constructor. Change all callers.
1604 * readsyms.h (class Read_symbols): Likewise.
1605 (class Finish_group): Likewise.
1606 (class Read_script): Likewise.
1607 * common.cc: Include "mapfile.h".
1608 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1609 all callers.
1610 (Symbol_table::do_allocate_commons): Likewise.
1611 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1612 symbol allocation to mapfile.
1613 * common.h (class Allocate_commons_task): Add mapfile_ field.
1614 Update constructor. Change all callers.
1615 * symtab.h (class Symbol_table): Update declarations.
1616 * layout.cc: Include "mapfile.h".
1617 (Layout_task_runner::run): Print information to mapfile.
1618 (Layout::create_gold_note): Change Output_data_fixed_space to
1619 Output_data_zero_fill.
1620 (Layout::create_build_id): Likewise.
1621 (Layout::print_to_mapfile): New function.
1622 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1623 constructor. Change caller.
1624 (class Layout): Declare print_to_mapfile.
1625 * output.cc (Output_section::Input_section::print_to_mapfile): New
1626 function.
1627 (Output_section::add_input_section): If producing a map, always
1628 add to input_sections_ list.
1629 (Output_section::do_print_to_mapfile): New function.
1630 (Output_segment::print_sections_to_mapfile): New function.
1631 (Output_segment::print_section_list_to_mapfile): New function.
1632 * output.h: Include "mapfile.h".
1633 (Output_data::print_to_mapfile): New function.
1634 (Output_data::do_print_to_mapfile): New virtual function.
1635 (Output_segment_headers::do_print_to_mapfile): New function.
1636 (Output_file_header::do_print_to_mapfile): New function.
1637 (Output_data_const::do_print_to_mapfile): New function.
1638 (class Output_data_const_buffer): Add map_name_ field. Update
1639 constructor. Change all callers. Add do_print_to_mapfile
1640 function.
1641 (class Output_data_fixed_space): Likewise.
1642 (class Output_data_space): Likewise.
1643 (class Output_data_zero_fill): New class.
1644 (Output_data_strtab::do_print_to_mapfile): New function.
1645 (Output_data_reloc_base::do_print_to_mapfile): New function.
1646 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1647 (Output_data_group::do_print_to_mapfile): New function.
1648 (Output_data_got::do_print_to_mapfile): New function.
1649 (Output_data_dynamic::do_print_to_mapfile): New function.
1650 (Output_symtab_xindex::do_print_to_mapfile): New function.
1651 (class Output_section): Declare do_print_to_mapflie. Declare
1652 print_to_mapfile in Input_section.
1653 (class Output_segment): Declare new functions.
1654 * object.h (Sized_relobj::symbol_count): New function.
1655 * script-sections.cc
1656 (Output_section_element_dot_assignment::set_section_addresses):
1657 Change Output_data_fixed_space to Output_data_zero_fill.
1658 (Output_data_expression::do_print_to_mapfile): New function.
1659 * script.cc (read_input_script): Add mapfile parameter. Change
1660 all callers.
1661 * script.h (read_input_script): Update declaration.
1662 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1663 (Eh_frame::do_print_to_mapfile): New function.
1664 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1665 (Output_merge_string::do_print_to_mapfile): New function.
1666 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1667 function.
1668 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1669 function.
1670 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1671 function.
1672 * Makefile.am (CCFILES): Add mapfile.cc.
1673 (HFILES): Add mapfile.h.
1674 * Makefile.in: Rebuild.
1675
9f1d377b
ILT		 16762008-05-19 Ian Lance Taylor <iant@google.com>
1677
1678 * options.h (class General_options): Add -z relro.
1679 * layout.cc (Layout::Layout): Initialize relro_segment_.
1680 (Layout::add_output_section_data): Return the output section.
1681 (Layout::make_output_section): Rcognize relro sections and mark
1682 them appropriately.
1683 (Layout::attach_allocated_section_to_segment): Put relro sections
1684 in a PT_GNU_RELRO segment.
1685 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1686 section as relro.
1687 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1688 PT_TLS segments.
1689 (Layout::linkonce_mapping): Map d.rel.ro.local to
1690 .data.rel.ro.local.
1691 (Layout::output_section_name): Us .data.rel.ro.local for any
1692 section which begins with that.
1693 * layout.h (class Layout): Update add_output_section_data
1694 declaration. Add relro_segment_ field.
1695 * output.cc (Output_section::Output_section): Initialize is_relro_
1696 and is_relro_local_ fields.
1697 (Output_segment::add_output_section): Group relro sections.
1698 (Output_segment::is_first_section_relro): New function.
1699 (Output_segment::maximum_alignment): If there is a relro section,
1700 align the segment to the common page size.
1701 (Output_segment::set_section_addresses): Track whether we are
1702 looking at relro sections. If the last section is a relro
1703 section, align to the common page size.
1704 (Output_segment::set_section_list_addresses): Add in_relro
1705 parameter. Change all callers. Align to the page size when
1706 moving from relro to non-relro section.
1707 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1708 segment.
1709 * output.h (class Output_section): Add is_relro_ and
1710 is_relro_local_ fields.
1711 (Output_section::is_relro): New function.
1712 (Output_section::set_is_relro): New function.
1713 (Output_section::is_relro_local): New function.
1714 (Output_section::set_is_relro_local): New function.
1715 (class Output_segment): Update declarations.
1716 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1717 * sparc.cc (Target_sparc::got_section): Likewise.
1718 * x86_64.cc (Target_x86_64::got_section): Likewise.
1719 * testsuite/relro_test_main.cc: New file.
1720 * testsuite/relro_test.cc: New file.
1721 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1722 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1723 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1724 (relro_test.so, relro_test_pic.o): New targets.
1725 * testsuite/Makefile.in: Rebuild.
1726
a984ee1d
ILT		 17272008-05-16 Ian Lance Taylor <iant@google.com>
1728
01676dcd
ILT		 1729 * output.cc (Output_segment::add_output_section): Remove front
1730 parameter.
1731 * output.h (class Output_segment): Remove
1732 add_initial_output_section and overloaded add_output_section.
1733 Update declaration of remaining add_output_section.
1734 * layout.cc (Layout::create_interp): Call add_output_section
1735 rather than add_initial_output_section.
1736 (Layout::finish_dynamic_section): Likewise.
1737
497897f9
ILT		 1738 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1739 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1740 know the dynamic type.
1741 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1742 field. Initialize it in constructor.
1743 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1744 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1745 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1746 reloc.
1747
a984ee1d
ILT		 1748 * output.cc (Output_reloc::get_address): Change return type to
1749 Elf_Addr.
1750 * output.h (class Output_reloc): Update get_address declaration.
1751 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1752 for section addresses.
1753
55ba0940
ILT		 17542008-05-09 Ian Lance Taylor <iant@google.com>
1755
1756 PR 6493
1757 * gold.cc (gold_nomem): Use return value of write.
1758
75517b77
ILT		 17592008-05-08 Ian Lance Taylor <iant@google.com>
1760
1761 * symtab.c (Symbol::init_base_output_data): Add version
1762 parameter. Change all callers.
1763 (Symbol::init_base_output_segment): Likewise.
1764 (Symbol::init_base_constant): Likewise.
1765 (Symbol::init_base_undefined): Likewise.
1766 (Sized_symbol::init_output_data): Likewise.
1767 (Sized_symbol::init_output_segment): Likewise.
1768 (Sized_symbol::init_constant): Likewise.
1769 (Sized_symbol::init_undefined): Likewise.
1770 (Symbol_table::do_define_in_output_data): If the new symbol has a
1771 version, mark it as the default.
1772 (Symbol_table::do_define_in_output_segment): Likewise.
1773 (Symbol_table::do_define_as_constant): Likewise.
1774 * symtab.h (class Symbol): Update declarations.
1775 (class Sized_symbol): Likewise.
1776 * resolve.cc (Symbol::override_version): New function.
c42e122e 1777 (Symbol::override_base): Call override_version.
75517b77
ILT		 1778 (Symbol::override_base_with_special): Likewise.
1779 * testsuite/ver_script_8.script: New file.
1780 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1781 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1782 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1783 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1784
f1f70eae
ILT		 17852008-05-06 Ian Lance Taylor <iant@google.com>
1786
f3e9c5c5
ILT		 1787 PR 6049
1788 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1789 functions.
1790 (class General_options): Remove existing --undefined, and add
1791 --no-undefined instead. Add new --undefined as synonym for -u.
1792 * archive.cc (Archive::add_symbols): Check whether symbol was
1793 named with -u.
1794 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1795 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1796 all uses. Add IS_UNDEFINED. Update declarations to split
1797 different versions of init_base. Declare init_base_undefined.
1798 (Symbol::is_defined): Handle IS_UNDEFINED.
1799 (Symbol::is_undefined): Likewise.
1800 (Symbol::is_weak_undefined): Call is_undefined.
1801 (Symbol::is_absolute): Handle IS_CONSTANT.
1802 (class Sized_symbol): Update declarations to split different
1803 versions of init. Declare init_undefined.
1804 (class Symbol_table): Declare new functions.
1805 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1806 Change all callers.
1807 (Symbol::init_base_output_data): Likewise.
1808 (Symbol::init_base_output_segment): Likewise.
1809 (Symbol::init_base_constant): Likewise.
1810 (Symbol::init_base_undefined): New function.
1811 (Sized_symbol::init_object): Rename from init. Change all
1812 callers.
1813 (Sized_symbol::init_output_data): Likewise.
1814 (Sized_symbol::init_output_segment): Likewise.
1815 (Sized_symbol::init_constant): Likewise.
1816 (Sized_symbol::init_undefined): New function.
1817 (Symbol_table::add_undefined_symbols_from_command_line): New
1818 function.
1819 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1820 function.
1821 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1822 (Symbol::output_section): Likewise.
1823 (Symbol::set_output_section): Likewise.
1824 (Symbol_table::sized_finalize_symbol): Likewise.
1825 (Symbol_table::sized_write_globals): Likewise.
1826 * resolve.cc (Symbol_table::should_override): Likewise.
1827 (Symbol::override_base_with_special): Likewise.
1828
8bdcdf2c
ILT		 1829 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1830 symbol, change it to have default visibility.
1831 * testsuite/protected_1.cc: New file.
1832 * testsuite/protected_2.cc: New file.
1833 * testsuite/protected_3.cc: New file.
1834 * testsuite/protected_main_1.cc: New file.
1835 * testsuite/protected_main_2.cc: New file.
1836 * testsuite/protected_main_3.cc: New file.
1837 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1838 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1839 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1840 (protected_1.so): New target.
1841 (protected_1_pic.o, protected_2_pic.o): New targets.
1842 (protected_3_pic.o): New target.
1843 (check_PROGRAMS): Add protected_2.
1844 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1845 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1846 * testsuite/Makefile.in: Rebuild.
1847
2b706932
ILT		 1848 * options.h (DEFINE_var): Add set_user_set_##varname__.
1849 (DEFINE_bool_alias): New macro.
1850 (class General_options): Define -Bstatic using DEFINE_bool_alias
1851 rather than DEFINE_special. Add --undefined as an alias for -z
1852 defs.
1853 * options.cc (General_options::parse_Bstatic): Remove.
1854
d82a5bcc
ILT		 1855 * options.h (class General_options): Add --fatal-warnings.
1856 * main.cc (main): Implement --fatal-warnings.
1857 * errors.h (Errors::warning_count): New function.
1858
f1f70eae
ILT		 1859 * options.h (class General_options): Add -Bsymbolic-functions.
1860 * symtab.h (Symbol::is_preemptible): Check for
1861 -Bsymbolic-functions.
1862
8825ac63
ILT		 18632008-05-05 Ian Lance Taylor <iant@google.com>
1864
d98bc257
ILT		 1865 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1866 as noVARNAME rather than no-VARNAME.
1867 (class General_options): Add option -z combreloc.
1868 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1869 get_address.
1870 (Output_reloc::sort_before) [SHT_REL]: New function.
1871 (Output_reloc::sort_before) [SHT_RELA]: New function.
1872 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1873 Sort_relocs_comparison.
1874 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1875 parameter. Change all callers.
1876 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1877 sort_relocs parameter. Change all callers.
1878 * output.cc (Output_reloc::get_address): New function, broken out
1879 of write_rel.
1880 (Output_reloc::write_rel): Call it.
1881 (Output_reloc::compare): New function.
1882 (Output_data_reloc_base::do_write): Optionally sort relocs.
1883
60b2b4e7
ILT		 1884 * configure.ac: If targ_extra_obj is set, link it in.
1885 * configure.tgt: Initialize all variables.
1886 (x86_64*): Set targ_extra_obj and targ_extra_size.
1887 * configure: Rebuild.
1888
8825ac63
ILT		 1889 * object.cc (Sized_relobj::include_section_group): Adjust section
1890 indexes read from group data. Build vector to pass to
1891 layout_group.
1892 * layout.cc (Layout::layout_group): Add flags and shndxes
1893 parameters. Remove contents parameter. Change caller. Update
1894 explicit instantiations.
1895 * layout.h (class Layout): Update layout_group declaration.
1896 * output.cc (Output_data_group::Output_data_group): Add flags and
1897 input_shndxes parameters. Remove contents parameter. Change
1898 caller.
1899 (Output_data_group::do_write): Change input_sections_ to
1900 input_shndxes_.
1901 * output.h (class Output_data_group): Update constructor
1902 declaration. Rename input_sections_ to input_shndxes_.
1903 * testsuite/many_sections_test.cc: Add template.
1904
e94cf127
CC		 19052008-04-30 Cary Coutant <ccoutant@google.com>
1906
4418b2d5
CC		 1907 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1908
e94cf127
CC		 1909 * layout.cc (Layout::include_section): Refactored check for debug
1910 info section.
1911 (Layout::add_comdat): Add new parameters. Change type
1912 of signature parameter. Add object and shndx to signatures table.
1913 (Layout::find_kept_object): New function.
1914 * layout.h: Include <cstring>.
1915 (Layout::is_debug_info_section): New function.
1916 (Layout::add_comdat): Add new parameters.
1917 (Layout::find_kept_object): New function.
1918 (Layout::Kept_section): New struct.
1919 (Layout::Signatures): Change type of map range.
1920 * object.cc (Relobj::output_section_address): New function.
1921 (Sized_relobj::include_section_group): Add new parameters. Change
1922 calls to Layout::add_comdat. Change to build table of kept comdat
1923 groups and table mapping discarded sections to kept sections.
1924 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1925 (Sized_relobj::do_layout): Change calls to include_section_group and
1926 include_linkonce_section.
1927 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1928 value to zero when section is discarded.
1929 (Sized_relobj::map_to_kept_section): New function.
1930 * object.h (Relobj::output_section_address): New function.
1931 (Relobj::Comdat_group): New type.
1932 (Relobj::find_comdat_group): New function.
1933 (Relobj::Comdat_group_table): New type.
1934 (Relobj::Kept_comdat_section): New type.
1935 (Relobj::Kept_comdat_section_table): New type.
1936 (Relobj::add_comdat_group): New function.
1937 (Relobj::set_kept_comdat_section): New function.
1938 (Relobj::get_kept_comdat_section): New function.
1939 (Relobj::comdat_groups_): New field.
1940 (Relobj::kept_comdat_sections_): New field.
1941 (Symbol_value::input_value): Update comment.
1942 (Sized_relobj::map_to_kept_section) New function.
1943 (Sized_relobj::include_linkonce_section): Add new parameter.
1944 * target-reloc.h (Comdat_behavior): New type.
1945 (get_comdat_behavior): New function.
1946 (relocate_section): Add code to map a discarded section to the
1947 corresponding kept section when applying a relocation.
1948
e4e5049b
CS		 19492008-04-30 Craig Silverstein <csilvers@google.com>
1950
1951 * dwarf_reader.cc (next_generation_count): New static var.
1952 (Addr2line_cache_entry): New struct.
1953 (addr2line_cache): New static var.
1954 (Dwarf_line_info::one_addr2line): Added caching.
1955 (Dwarf_line_info::clear_addr2line_cache): New function.
1956 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1957 cache-size parameter.
1958 (Dwarf_line_info::one_addr2line_cache): New function.
1959 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1960 new cache-size argument to one_addr2line(), and clear cache.
1961
d09e9154
CC		 19622008-04-28 Cary Coutant <ccoutant@google.com>
1963
1964 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1965 R_386_PC8 relocations.
1966
7ef73768
ILT		 19672008-04-23 Ian Lance Taylor <iant@google.com>
1968
55438702
ILT		 1969 * object.cc (Sized_relobj::include_section_group): Check for
1970 invalid section group.
1971
c165fb93
ILT		 1972 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1973 header size.
1974
7ef73768
ILT		 1975 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1976 than read for file header.
1977 * archive.cc (Archive::include_member): Likewise.
1978
6194aaab
L		 19792008-04-23 Paolo Bonzini <bonzini@gnu.org>
1980
1981 * aclocal.m4: Regenerate.
1982 * configure: Regenerate.
1983
d491d34e
ILT		 19842008-04-19 Ian Lance Taylor <iant@google.com>
1985
5ea2bac6
ILT		 1986 * version.cc (version_string): Bump to 1.6.
1987
7bc3e21a
ILT		 1988 * testsuite/Makefile.am (many_sections_r_test): New target.
1989 (many_sections_r_test_SOURCES): Remove.
1990 (many_sections_r_test_DEPENDENCIES): Remove.
1991 (many_sections_r_test_LDFLAGS): Remove.
1992 (many_sections_r_test_LDADD): Remove.
1993
7fcd3aa9
ILT		 1994 * object.cc (Sized_relobj::do_add_symbols): Always pass
1995 local_symbol_count_ to add_from_relobj.
1996
4c94d6ae
ILT		 1997 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1998 every thousand variables.
1999 * testsuite/Makefile.in: Rebuild.
2000
d491d34e
ILT		 2001 * object.cc (Xindex::initialize_symtab_xindex): New function.
2002 (Xindex::read_symtab_xindex): New function.
2003 (Xindex::sym_xindex_to_shndx): New function.
2004 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2005 available.
2006 (Sized_relobj::do_initialize_xindex): New function.
2007 (Sized_relobj::do_read_symbols): Adjust section links.
2008 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2009 parameter. Change all callers.
2010 (Sized_relobj::include_section_group): Adjust section links and
2011 symbol section indexes.
2012 (Sized_relobj::do_layout): Adjust section links.
2013 (Sized_relobj::do_count_local_symbols): Adjust section links and
2014 symbol section indexes.
2015 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2016 ordinary and special symbols.
2017 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2018 dynsym_xindex parameters. Change all callers. Adjust section
2019 links. Use SHN_XINDEX when needed.
2020 (Sized_relobj::get_symbol_location_info): Adjust section links.
2021 Don't get fooled by special symbols.
2022 * object.h (class Xindex): Define.
2023 (class Object): Add xindex_ parameter. Declare virtual functoin
2024 do_initialize_xindex.
2025 (Object::adjust_sym_shndx): New function.
2026 (Object::set_xindex): New protected function.
2027 (class Symbol_value): Add is_ordinary_shndx_ field.
2028 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2029 (Symbol_value::value): Assert ordinary section.
2030 (Symbol_value::initialize_input_to_output_map): Likewise.
2031 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2032 Change all callers.
2033 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2034 all callers.
2035 (class Sized_relobj): Update declarations.
2036 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2037 parameter. Change all callers.
2038 (Sized_relobj::adjust_shndx): New function.
2039 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2040 field.
2041 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2042 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2043 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2044 (Sized_dynobj::read_dynsym_section): Adjust section links.
2045 (Sized_dynobj::read_dynamic): Likewise.
2046 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2047 section links.
2048 (Sized_dynobj::do_initialize_xindex): New function.
2049 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2050 do_initialize_xindex.
2051 (Sized_dynobj::adjust_shndx): New function.
2052 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2053 dynsym_xindex_ fields.
2054 (Layout::finalize): Add a call to set_section_indexes before
2055 creating the symtab sections.
2056 (Layout::set_section_indexes): Don't do anything if the section
2057 already has a section index.
2058 (Layout::create_symtab_sections): Add shnum parameter. Change
2059 caller. Create .symtab_shndx section if needed.
2060 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2061 caller.
2062 (Layout::allocated_output_section_count): New function.
2063 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2064 needed.
2065 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2066 fields. Update declarations.
2067 (Layout::symtab_xindex): New function.
2068 (Layout::dynsym_xindex): New function.
2069 (class Write_symbols_task): Add layout_ field.
2070 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2071 Change caller.
2072 * output.cc (Output_section_headers::Output_section_headers): Add
2073 shstrtab_section parameter. Change all callers.
2074 (Output_section_headers::do_sized_write): Store overflow values
2075 for section count and section string table section index in
2076 section header zero.
2077 (Output_file_header::do_sized_write): Check for overflow of
2078 section count and section string table section index.
2079 (Output_symtab_xindex::do_write): New function.
2080 (Output_symtab_xindex::endian_do_write): New function.
2081 * output.h (class Output_section_headers): Add shstrtab_section_.
2082 Update declarations.
2083 (class Output_symtab_xindex): Define.
2084 (Output_section::has_out_shndx): New function.
2085 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2086 field.
2087 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2088 Change all callers.
2089 (Sized_symbol::init): Likewise.
2090 (Symbol::output_section): Check for ordinary symbol.
2091 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2092 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2093 callers.
2094 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2095 Change all callers. Simplify handling of symbols from sections
2096 not included in the link.
2097 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2098 distinction.
2099 (Weak_alias_sorter::operator()): Assert that symbols are
2100 ordinary.
2101 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2102 distinction.
2103 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2104 parameters. Change all callers.
2105 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2106 symbol distinction. Use SHN_XINDEX when needed.
2107 (Symbol_table::write_section_symbol): Add symtab_xindex
2108 parameter. Change all callers.
2109 (Symbol_table::sized_write_section_symbol): Likewise. Use
2110 SHN_XINDEX when needed.
2111 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2112 declarations.
2113 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2114 (Symbol::is_defined): Check is_ordinary.
2115 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2116 (Symbol::is_absolute, Symbol::is_common): Likewise.
2117 (class Sized_symbol): Update declarations.
2118 (class Symbol_table): Update declarations.
2119 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2120 parameters. Change all callers.
2121 (Sized_symbol::override): Likewise.
2122 (Symbol_table::override): Likewise.
2123 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2124 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2125 is_ordinary, and orig_st_shndx parameters. Change all callers.
2126 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2127 to be in an ordinary section.
2128 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2129 object and is_ordinary parameters. Change all callers.
2130 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2131 Change all callers. Don't add undefined or non-ordinary symbols
2132 to reloc_map_.
2133 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2134 Change all callers.
2135 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2136 declarations.
2137 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2138 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2139 (Sized_relobj::relocate_sections): Likewise.
2140 * target-reloc.h (scan_relocs): Adjust section symbol index.
2141 (scan_relocatable_relocs): Likewise.
2142 * i386.cc (Scan::local): Check for ordinary symbols.
2143 * sparc.cc (Scan::local): Likewise.
2144 * x86_64.cc (Scan::local): Likewise.
2145 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2146 to symbol_section_and_value.
2147 * testsuite/many_sections_test.cc: New file.
2148 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2149 (check_PROGRAMS): Add many_sections_test.
2150 (many_sections_test_SOURCES): Define.
2151 (many_sections_test_DEPENDENCIES): Define.
2152 (many_sections_test_LDFLAGS): Define.
2153 (BUILT_SOURCES): Add many_sections_define.h.
2154 (many_sections_define.h): New target.
2155 (BUILT_SOURCES): Add many_sections_check.h.
2156 (many_sections_check.h): New target.
2157 (check_PROGRAMS): Add many_sections_r_test.
2158 (many_sections_r_test_SOURCES): Define.
2159 (many_sections_r_test_DEPENDENCIES): Define.
2160 (many_sections_r_test_LDFLAGS): Define.
2161 (many_sections_r_test_LDADD): Define.
2162 (many_sections_r_test.o): New target.
2163 * testsuite/Makefile.in: Rebuild.
2164
c5818ff1
CC		 21652008-04-17 Cary Coutant <ccoutant@google.com>
2166
2167 * errors.cc (Errors::info): New function.
2168 (gold_info): New function.
2169 * errors.h (Errors::info): New function.
2170 * gold.h (gold_info): New function.
2171 * object.cc (Input_objects::add_object): Print trace output.
2172 * options.cc (options::parse_set): New function.
2173 (General_options::parse_wrap): Deleted.
2174 (General_options::General_options): Deleted initializer.
2175 * options.h (options::String_set): New typedef.
2176 (options::parse_set): New function.
2177 (DEFINE_set): New macro.
2178 (General_options::wrap): Changed to use DEFINE_set. Changed
2179 callers of any_wrap_symbols and is_wrap_symbol.
2180 (General_options::trace, General_options::trace_symbol):
2181 New options.
2182 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2183 (General_options::wrap_symbols_): Deleted.
2184 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2185
b5be4a7c
DM		 21862008-04-17 David S. Miller <davem@davemloft.net>
2187
2188 * options.cc (General_options::parse_V): New function.
2189 * options.h: Add entries for -V and -Qy.
2190
155a0dd7
ILT		 21912008-04-17 Ian Lance Taylor <iant@google.com>
2192
2193 * common.cc (Symbol_table::allocate_commons): Remove options
2194 parameter. Change caller.
2195 (Symbol_table::do_allocate_commons): Remove options parameter.
2196 Change caller. Just call do_allocate_commons_list twice.
2197 (Symbol_table::do_allocate_commons_list): New function, broken out
2198 of do_allocate_commons.
2199 * common.h (class Allocate_commons_task): Remove options_ field.
2200 Update constructor.
2201 * symtab.cc (Symbol_table::Symbol_table): Initialize
2202 tls_commons_.
2203 (Symbol_table::add_from_object): Put TLS common symbols on
2204 tls_commons_ list.
2205 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2206 which are IN_OUTPUT_DATA.
2207 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2208 allocate_commons and do_allocate_commons declarations. Declare
2209 do_allocate_commons_list.
2210 * gold.cc (queue_middle_tasks): Update creation of
2211 Allocate_commons_task to not pass options.
2212 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2213 (TLS_TEST_C_FLAGS): New variable.
2214 (tls_test_c_pic.o): New target.
2215 (tls_test_shared.so): Link in tls_test_c_pic.o.
2216 (tls_test_c_pic_ie.o): New target.
2217 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2218 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2219 (tls_test_c.o): New target.
2220 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2221 (tls_pic_test_LDADD): Likewise.
2222 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2223 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2224 (tls_test_c_gnu2.o): New target.
2225 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2226 tls_test_c_gnu2.o.
2227 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2228 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2229 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2230 * testsuite/tls_test.cc: Include "config.h".
2231 (t_last): Call t11_last.
2232 * testsuite/tls_test.h (t11, t11_last): Declare.
2233 * testsuite/tls_test_c.c: New file.
2234 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2235 * configure.ac: Check for OpenMP support.
2236 * configure, config.in, Makefile.in: Rebuild.
2237 * testsuite/Makefile.in: Rebuild.
2238
edfbb029
CC		 22392008-04-16 Cary Coutant <ccoutant@google.com>
2240
2241 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2242 (Target_i386::tls_base_symbol_defined_): New field.
2243 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2244 (Target_i386::Scan::global): Likewise.
2245 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2246 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2247 (Target_x86_64::tls_base_symbol_defined_): New field.
2248 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2249 (Target_x86_64::Scan::global): Likewise.
2250
f3c69fca
CC		 22512008-04-16 Cary Coutant <ccoutant@google.com>
2252
2253 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2254 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2255 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2256 building shared libraries.
2257 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2258 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2259 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2260 * testsuite/Makefile.in: Rebuild.
2261 * testsuite/weak_undef.h: New file.
2262 * testsuite/weak_undef_file1.cc: Add extra test cases.
2263 * testsuite/weak_undef_file2.cc: Likewise.
2264 * testsuite/weak_undef_test.cc: Likewise.
2265
7c414435
DM		 22662008-04-16 David S. Miller <davem@davemloft.net>
2267
32b769e1
DM		 2268 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2269 Add issued_non_pic_error_ field. Declare check_non_pic.
2270 (Target_sparc::Scan::check_non_pic): New function.
2271 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2272 (Target_sparc::Scan::global): Likewise.
2273
11936fb1
DM		 2274 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2275 * configure: Rebuild.
2276
7c414435
DM		 2277 * options.h (DEFINE_enable): New macro.
2278 (new_dtags): New enable option.
2279 (initfirst, interpose, loadfltr, nodefaultlib,
2280 nodelete, nodlopen, nodump): New -z options.
2281 * layout.cc (Layout:finish_dynamic_section): If new
2282 dtags enabled, emit DT_RUNPATH. Also, emit a
2283 DT_FLAGS_1 containing any specified -z flags.
2284
85c7bf8b
ILT		 22852008-04-16 Ian Lance Taylor <iant@google.com>
2286
12c0daef
ILT		 2287 * copy-relocs.cc: New file.
2288 * copy-relocs.h: New file.
2289 * reloc.cc: Remove Copy_relocs code.
2290 * reloc.h: Likewise.
2291 * reloc-types.h (struct Reloc_types) [both versions]: Add
2292 get_reloc_addend_noerror.
2293 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2294 variants of add_global which take an addend which must be zero.
2295 * i386.cc: Include "copy-relocs.h".
2296 (class Target_i386): Change type of copy_relocs_ to variable,
2297 update initializer.
2298 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2299 Change all callers.
2300 (Target_i386::do_finalize_sections): Change handling of
2301 copy_relocs_.
2302 * sparc.cc: Include "copy-relocs.h".
2303 (class Target_sparc): Change type of copy_relocs_ to variable,
2304 update initializer.
2305 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2306 Change all callers.
2307 (Target_sparc::do_finalize_sections): Change handling of
2308 copy_relocs_.
2309 * x86_64.cc: Include "copy-relocs.h".
2310 (class Target_x86_64): Change type of copy_relocs_ to variable,
2311 update initializer.
2312 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2313 class. Change all callers.
2314 (Target_x86_64::do_finalize_sections): Change handling of
2315 copy_relocs_.
2316 * Makefile.am (CCFILES): Add copy-relocs.cc.
2317 (HFILES): Add copy-relocs.h.
2318
4f4995b6
ILT		 2319 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2320
85c7bf8b
ILT		 2321 * testsuite/script_test_4.sh: Permit leading zeroes.
2322
4f2a9edd
ILT		 23232008-04-15 Ian Lance Taylor <iant@google.com>
2324
e6188289
ILT		 2325 * script-sections.cc (Script_sections::create_segments): Use
2326 header_size_adjustment even when there is enough room for the
2327 headers.
2328 * testsuite/script_test_4.sh: New file.
2329 * testsuite/script_test_4.t: New file.
2330 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2331 (check_DATA): Add script_test_4.stdout.
2332 (MOSTLYCLEANFILES): Likewise.
2333 (script_test_4): New target.
2334 (script_test_4.stdout): New target.
2335 * testsuite/Makefile.in: Rebuild.
2336
4f2a9edd
ILT		 2337 * sparc.cc: Add definitions for Output_data_plt_sparc class
2338 constants.
2339
f5314dd5
DM		 23402008-04-14 David S. Miller <davem@davemloft.net>
2341
2342 * sparc.cc: New file.
2343 * Makefile.am (TARGETSOURCES): Add sparc.cc
2344 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2345 * configure.tgt: Document targ_extra_size and
2346 targ_extra_big_endian. Add entries for sparc-* and
2347 sparc64-*.
2348 * configure.ac: Handle targ_extra_size and
2349 targ_extra_big_endian.
2350 * Makefile.in: Rebuild.
2351 * configure: Likewise.
2352 * po/POTFILES.in: Likewise.
2353 * po/gold.pot: Likewise.
2354
154e0e9a
ILT		 23552008-04-14 Ian Lance Taylor <iant@google.com>
2356
2357 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2358 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2359 in the name/type/flags to section mapping. Don't call
2360 allocate_output_section.
2361 (Layout::choose_output_section): Change parameter from adjust_name
2362 to is_input_section. Don't permit input sections after sections
2363 are attached to segments. Don't call allocate_output_section.
2364 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2365 not write_enable_output_section.
2366 (Layout::make_output_section): Don't push to
2367 unattached_section_list_ nor call attach_to_segment. Call
2368 attach_section_to_segment if sections are attached.
2369 (Layout::attach_sections_to_segments): New function.
2370 (Layout::attach_section_to_segment): New function.
2371 (Layout::attach_allocated_section_to_segment): Rename from
2372 attach_to_segment. Remove flags parameter.
2373 (Layout::allocate_output_section): Remove function.
2374 (Layout::write_enable_output_section): Remove function.
2375 * layout.h (class Layout): Update for above changes. Add new
2376 field sections_are_attached_.
2377 * output.h (Output_section::update_flags_for_input_section): New
2378 function.
2379 * output.cc (Output_section::add_input_section): Call
2380 update_flags_for_input_section.
2381 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2382
009a67a2
CC		 23832008-04-11 Cary Coutant <ccoutant@google.com>
2384
2385 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2386 thought unnecessary.
2387 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2388
759b1a24
ILT		 23892008-04-11 Ian Lance Taylor <iant@google.com>
2390
2391 * output.h (class Output_section_data): Remove inline definition
2392 of set_addralign.
2393 * output.cc (Output_section_data::set_addralign): New function.
2394
c2b45e22
CC		 23952008-04-11 Cary Coutant <ccoutant@google.com>
2396
2397 Add support for TLS descriptors for i386 and x86_64.
2398 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2399 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2400 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2401 GOT_TYPE_TLS_DESC.
2402 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2403 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2404 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2405 relocations.
2406 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2407 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2408 Fix problem with initial-exec relocations.
2409 (Target_i386::Relocate::relocate_tls): Likewise.
2410 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2411 relaxation.
2412 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2413 support for section-plus-offset dynamic table entries.
2414 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2415 (Output_data_dynamic::Dynamic_entry): Add support for
2416 section-plus-offset dynamic table entries.
2417 (Output_data_dynamic::Classification): Likewise.
2418 (Output_data_dynamic::classification_): Renamed offset_.
2419 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2420 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2421 (Target_x86_64::make_plt_section): New function.
2422 (Target_x86_64::reserve_tlsdesc_entries): New function.
2423 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2424 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2425 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2426 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2427 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2428 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2429 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2430 add extra PLT entry for TLS descriptors.
2431 (Output_data_plt_x86_64::got_): New field.
2432 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2433 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2434 fields.
2435 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2436 descriptors.
2437 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2438 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2439 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2440 R_386_TLS_DESC_CALL relocations.
2441 (Target_x86_64::Scan::global): Likewise.
2442 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2443 for TLS descriptors.
2444 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2445 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2446 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2447 GD-to-IE relaxation.
2448 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2449 and TLS_DESCRIPTORS.
2450 * Makefile.in: Rebuild.
2451 * configure: Rebuild.
2452 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2453 (tls_test_shared2.so): New target.
2454 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2455 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2456 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2457 (tls_shared_gd_to_ie_test_LDADD): New variable.
2458 (tls_shared_gnu2_gd_to_ie_test): New target.
2459 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2460 New targets.
2461 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2462 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2463 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2464 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2465 (tls_shared_gnu2_test): New target.
2466 (tls_test_gnu2_shared.so): New target.
2467 (tls_shared_gnu2_test_SOURCES): New variable.
2468 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2469 (tls_shared_gnu2_test_LDFLAGS): New variable.
2470 (tls_shared_gnu2_test_LDADD): New variable.
2471 * testsuite/Makefile.in: Rebuild.
2472 * testsuite/Makefile.
2473
83bfb6b7
ILT		 24742008-04-11 Ian Lance Taylor <iant@google.com>
2475
2476 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2477 justsyms.t.
2478 * testsuite/Makefile.in: Rebuild.
2479
2480 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2481 long.
2482 * testsuite/script_test_2.cc (main): Adjust test.
2483
706e1f5e
ILT		 24842008-04-11 David S. Miller <davem@davemloft.net>
2485 Ian Lance Taylor <iant@google.com>
2486
2487 * options.h (General_options): Add entries for '-Y' and
2488 '-relax'.
2489 * options.cc (General_options:finalize): If -Y was used, add those
2490 entries to the library path instead of the default "/lib" and
2491 "/usr/lib".
2492
7c98e6bb
DM		 24932008-04-11 David S. Miller <davem@davemloft.net>
2494
2495 * testsuite/justsyms.t: Start at 0x100.
2496 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2497 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2498 long.
2499 * testsuite/script_test_2.cc: Adjust string and section length
2500 checks.
7c98e6bb 2501
99a37bfd
ILT		 25022008-04-09 Ian Lance Taylor <iant@google.com>
2503
2cefc357
ILT		 2504 PR gold/5996
2505 * script-sections.cc (Sections_element::allocate_to_segment): Add
2506 orphan parameter.
2507 (Output_section_definition::allocate_to_segment): Likewise.
2508 (Orphan_output_section::allocate_to_segment): Likewise.
2509 (Script_sections::attach_sections_using_phdrs_clause): Don't
2510 propagate non-PT_LOAD segments to orphan sections.
2511 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2512 readelf rather than objdump.
2513 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2514 .interp section and PT_INTERP segment are the same size.
2515 * testsuite/Makefile.in: Rebuild.
2516
99a37bfd
ILT		 2517 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2518 aliases for symbols defined in the same object.
2519 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2520 (weak_alias_test_SOURCES): New variable.
2521 (weak_alias_test_DEPENDENCIES): New variable.
2522 (weak_alias_test_LDFLAGS): New variable.
2523 (weak_alias_test_LDADD): New variable.
2524 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2525 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2526 (weak_alias_test_3.o): New target.
2527 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2528 * testsuite/weak_alias_test_main.cc: New file.
2529 * testsuite/weak_alias_test_1.cc: New file.
2530 * testsuite/weak_alias_test_2.cc: New file.
2531 * testsuite/weak_alias_test_3.cc: New file.
2532
780e49c5
ILT		 25332008-04-08 Ian Lance Taylor <iant@google.com>
2534
cdb0b8f5
ILT		 2535 * options.h (class General_options): Add --noinhibit-exec option.
2536 * main.cc (main): Check --noinhibit-exec.
2537
0864d551
ILT		 2538 * options.h (class General_options): Define --wrap as a special
2539 option. Add wrap_symbols_ field.
2540 (General_options::any_wrap_symbols): New function.
2541 (General_options::is_wrap_symbol): New function.
2542 * options.cc (General_options::parse_wrap): New function.
2543 (General_options::General_options): Initialize wrap_symbols_.
2544 * symtab.cc (Symbol_table::wrap_symbol): New function.
2545 (Symbol_table::add_from_object): Handle --wrap.
2546 * symtab.h (class Symbol_table): Declare wrap_symbol.
2547 * target.h (Target::wrap_char): New function.
2548 (Target::Target_info): Add wrap_char field.
2549 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2550 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2551 * testsuite/testfile.cc (Target_test::test_target_info):
2552 Likewise.
2553
789aa6de
ILT		 2554 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2555 there is one.
2556
2c38906f
ILT		 2557 * layout.h (class Layout): Add added_eh_frame_data_ field.
2558 * layout.cc (Layout::Layout): Initialize new field.
2559 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2560 output section until we find a section we merged successfully.
2561 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2562 that the size be non-zero.
2563
780e49c5
ILT		 2564 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2565 qualifier.
2566
7fcd0256
ILT		 25672008-04-08 Craig Silverstein <csilvers@google.com>
2568
2569 * configure.ac: Export new conditional variable HAVE_ZLIB.
2570 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2571 on HAVE_ZLIB.
2572 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2573 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2574
6835af53
ILT		 25752008-04-07 Ian Lance Taylor <iant@google.com>
2576
e24f324c
ILT		 2577 * version.cc (version_string): Set to "1.5".
2578
a036edd8
ILT		 2579 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2580 Add issued_non_pic_error_ field. Declare check_non_pic.
2581 (Target_x86_64::Scan::check_non_pic): New function.
2582 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2583 (Target_x86_64::Scan::global): Likewise.
2584
624f8810
ILT		 2585 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2586 addend parameter. Change caller. Handle merge sections.
2587 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2588 Address to Addend. Don't add in the result of
2589 local_section_offset, pass down the addend and use the returned
2590 value.
2591 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2592 Update declarations of local_section_offset and symbol_value.
2593 * testsuite/two_file_test_1.cc (t18): New function.
2594 * testsuite/two_file_test_2.cc (f18): New function.
2595 * testsuite/two_file_test_main.cc (main): Call t18.
2596 * testsuite/two_file_test.h (t18, f18): Declare.
2597
6835af53
ILT		 2598 * configure.ac: Don't test for objdump, c++filt, or readelf.
2599 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2600 conditionals.
2601 (TEST_READELF): New variable.
2602 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2603 (check_PROGRAMS): Add two_file_strip_test.
2604 (two_file_strip_test): New target.
2605 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2606 (two_file_same_shared_strip_test_SOURCES): New variable.
2607 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2608 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2609 (two_file_same_shared_strip_test_LDADD): New variable.
2610 (two_file_shared_strip.so): New target.
2611 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2612 (ver_test_5.syms, ver_test_7.syms): Likewise.
2613 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2614 (strip_test_3.stdout): Use TEST_OBJDUMP.
2615 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2616
86925eef
CC		 26172008-04-04 Cary Coutant <ccoutant@google.com>
2618
2619 * symtab.h (Symbol::is_weak_undefined): New function.
2620 (Symbol::is_strong_undefined): New function.
2621 (Symbol::is_absolute): New function.
2622 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2623 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2624 absolute symbols.
2625 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2626 (weak_undef_test): New target.
2627 * testsuite/Makefile.in: Rebuild.
2628 * testsuite/weak_undef_file1.cc: New file.
2629 * testsuite/weak_undef_file2.cc: New file.
2630 * testsuite/weak_undef_test.cc: New file.
2631
126f3ece
ILT		 26322008-04-03 Craig Silverstein <csilvers@google.com>
2633
2634 * compressed_output.h (class Output_compressed_section): Use
2635 unsigned buffer.
2636 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2637 add zlib header.
2638 (zlib_compressed_suffix): Removed.
2639 (Output_compressed_section::set_final_data_size): Use unsigned
2640 buffers.
2641 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2642 Fix linker invocation.
2643 (flagstest_o_specialfile_and_compress_debug_sections):
2644 Likewise.
2645 * testsuite/Makefile.in: Regenerated.
2646
deae2a14
DM		 26472008-04-02 David S. Miller <davem@davemloft.net>
2648
2649 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2650 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2651
70752818
ILT		 26522008-04-02 Craig Silverstein <csilvers@google.com>
2653
2654 * TODO: New file.
2655
39d0cb0e
ILT		 26562008-04-02 Ian Lance Taylor <iant@google.com>
2657
2658 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2659 parameters. Update for new key type to views_. Change all
2660 callers.
2661 (File_read::read): Adjust for byteshift in returned view.
2662 (File_read::add_view): New function, broken out of
2663 find_and_make_view.
2664 (File_read::make_view): New function, broken out of
2665 find_and_make_view.
2666 (File_read::find_or_make_view): Add offset and aligned
2667 parameters. Rewrite accordingly. Change all callers.
2668 (File_read::get_view): Add offset and aligned parameters. Adjust
2669 for byteshift in return value.
2670 (File_read::get_lasting_view): Likewise.
2671 * fileread.h (class File_read): Update declarations.
2672 (class File_read::View): Add byteshift_ field. Add byteshift to
2673 constructor. Add byteshift method.
2674 * archive.h (Archive::clear_uncached_views): New function.
2675 (Archive::get_view): Add aligned parameter. Change all callers.
2676 * object.h (Object::get_view): Add aligned parameter. Change all
2677 callers.
2678 (Object::get_lasting_view): Likewise.
2679
2680 * fileread.cc (File_read::release): Don't call clear_views if
2681 there are multiple objects.
2682 * fileread.h (File_read::clear_uncached_views): New function.
2683 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2684 on the archive.
2685
a1207466
CC		 26862008-03-31 Cary Coutant <ccoutant@google.com>
2687
2688 Add thin archive support.
2689 * archive.cc (Archive::armagt): New const.
2690 (Archive::setup): Remove task parameter and calls to unlock.
2691 (Archive::unlock_nested_archives): New function.
2692 (Archive::read_header): Add nested_off parameter. Change
2693 all callers.
2694 (Archive::interpret_header): Likewise.
2695 (Archive::include_all_members): Change to handle thin
2696 archives.
2697 (Archive::include_member): Likewise.
2698 * archive.h (Archive::Archive): Add new parameters and
2699 initializers.
2700 (Archive::armagt): New const.
2701 (Archive::setup): Remove task parameter.
2702 (Archive::unlock_nested_archives): New function.
2703 (Archive::read_header): Add nested_off parameter.
2704 (Archive::interpret_header): Likewise.
2705 (Archive::Nested_archive_table): New typedef.
2706 (Archive::is_thin_archive_): New field.
2707 (Archive::nested_archives_): New field.
2708 (Archive::options_): New field.
2709 (Archive::dirpath_): New field.
2710 (Archive::task_): New field.
2711 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2712 for thin archives. Pass additional parameters to
2713 Archive::Archive. Unlock the archive file after calling
2714 Archive::setup.
cd536b21 2715
479f6503
ILT		 27162008-03-29 Ian Lance Taylor <iant@google.com>
2717
686c8caf
ILT		 2718 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2719 version symbol to be local.
2720 * testsuite/ver_test_4.sh: New file.
2721 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2722 (check_DATA): Add ver_test_4.syms.
2723 (ver_test_4.syms): New target.
2724 * testsuite/Makefile.in: Rebuild.
2725
ab794b6b
ILT		 2726 * output.cc
2727 (Output_section::Input_section_sort_entry::has_priority): New
2728 function.
2729 (Output_section::Input_section_sort_entry::match_file_name): New
2730 function.
2731 (Output_section::Input_section_sort_entry::match_section_name):
2732 Remove.
2733 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2734 Remove.
2735 (Output_section::Input_section_sort_entry::match_section_file):
2736 Remove.
2737 (Output_section::Input_section_sort_compare::operator()): Rewrite
2738 using new Input_section_sort_entry functions. Sort crtbegin and
2739 crtend first. Sort sections with no priority before sections with
2740 a priority.
2741 * testsuite/initpri1.c (d3): Check j != 4.
2742 (cd5): New constructor/destructor function.
2743 (main): Check j != 2.
2744
479f6503
ILT		 2745 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2746 new symbol when resolving, don't call set_is_default.
2747 * testsuite/ver_test_7.cc: New file.
2748 * testsuite/ver_test_7.sh: New file.
2749 * testsuite/Makefile.am (ver_test_7.so): New target.
2750 (ver_test_7.o): New target.
2751 (check_SCRIPTS): Add ver_test_7.sh.
2752 (check_DATA): Add ver_test_7.syms.
2753 (ver_test_7.syms): New target.
2754
2fd32231
ILT		 27552008-03-28 Ian Lance Taylor <iant@google.com>
2756
2757 * layout.cc (Layout::layout): If we see an input section with a
2758 name that needs sorting, set the must_sort flag for the output
2759 section.
2760 (Layout::make_output_section): If the name of the output section
2761 indicates that it might require sorting, set the may_sort flag.
2762 * output.h (Output_section::may_sort_attached_input_sections): New
2763 function.
2764 (Output_section::set_may_sort_attached_input_sections): New
2765 function.
2766 (Output_section::must_sort_attached_input_sections): New
2767 function.
2768 (Output_section::set_must_sort_attached_input_sections): New
2769 function.
2770 (class Output_section): Declare Input_section_sort_entry. Define
2771 Input_section_sort_compare. Declare
2772 sort_attached_input_sections. Add new fields:
2773 may_sort_attached_input_sections_,
2774 must_sort_attached_input_sections_,
2775 attached_input_sections_are_sorted_.
2776 * output.cc (Output_section::Output_section): Initialize new
2777 fields.
2778 (Output_section::add_input_section): Add an entry to
2779 input_sections_ if may_sort or must_sort are true.
2780 (Output_section::set_final_data_size): Call
2781 sort_attached_input_sections if necessary.
2782 (Output_section::Input_section_sort_entry): Define new class.
2783 (Output_section::Input_section_sort_compare::operator()): New
2784 function.
2785 (Output_section::sort_attached_input_sections): New function.
2786 * configure.ac: Check whether the compiler supports constructor
2787 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2788 * testsuite/initpri1.c: New file.
2789 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2790 CONSTRUCTOR_PRIORITY.
2791 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2792 (initpri1_LDFLAGS): New variable.
2793 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2794
18e6b24e
ILT		 27952008-03-27 Ian Lance Taylor <iant@google.com>
2796
49bdd526
ILT		 2797 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2798 * testsuite/common_test_1.c: New file.
2799 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2800 (common_test_1_SOURCES): New variable.
2801 (common_test_1_DEPENDENCIES): New variable.
2802 (common_test_1_LDFLAGS): New variable.
2803
18e6b24e
ILT		 2804 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2805 and commons_ correctly when NAME/VERSION does not override
2806 NAME/NULL.
2807 * testsuite/ver_test_6.c: New file.
2808 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2809 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2810 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2811
04bf7072
ILT		 28122008-03-26 Ian Lance Taylor <iant@google.com>
2813
5871526f
ILT		 2814 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2815 of an undefined symbol from a version script.
2816 * testsuite/Makefile.am (ver_test_5.so): New target.
2817 (ver_test_5.o): New target.
2818 (check_SCRIPTS): Add ver_test_5.sh.
2819 (check_DATA): Add ver_test_5.syms.
2820 (ver_test_5.syms): New target.
2821 * testsuite/ver_test_5.cc: New file.
2822 * testsuite/ver_test_5.script: New file.
2823 * testsuite/ver_test_5.sh: New file.
2824 * Makefile.in, testsuite/Makefile.in: Rebuild.
2825
04bf7072
ILT		 2826 PR gold/5986
2827 Fix problems building gold with gcc 4.3.0.
2828 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2829 (gold_error_at_location, gold_warning_at_location): Use it.
2830 * configure.ac: Check whether we can compile and use a template
2831 function with a printf attribute.
2832 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2833 when jumping over bytes.
2834 * object.cc: Instantiate Object::read_section_data.
2835 * debug.h: Include <cstring>
2836 * dwarf_reader.cc: Include <algorithm>
2837 * main.cc: Include <cstring>.
2838 * options.cc: Include <cstring>.
2839 * output.cc: Include <cstring>.
2840 * script.cc: Include <cstring>.
2841 * script.h: Include <string>.
2842 * symtab.cc: Include <cstring> and <algorithm>.
2843 * target-select.cc: Include <cstring>.
2844 * version.cc: Include <string>.
2845 * testsuite/testmain.cc: Include <cstdlib>.
2846 * configure, config.in: Rebuild.
2847
874c5b28
ILT		 28482008-03-25 Ian Lance Taylor <iant@google.com>
2849
819d6c3a
ILT		 2850 * options.cc: Include "../bfd/bfdver.h".
2851 (options::help): Print bug reporting address.
2852
f4b2c6f5
ILT		 2853 * version.cc (print_version): Adjust output for current value of
2854 BFD_VERSION_STRING.
2855
2856 * NEWS: New file.
2857
e96caa79
ILT		 2858 * options.cc (options::help): Print list of supported targets.
2859 * target-select.h: Include <vector>.
2860 (class Target_selector): Make machine_, size_, and is_big_endian_
2861 fields const. Add bfd_name_ and instantiated_target_ fields.
2862 (Target_selector::Target_selector): Add bfd_name parameter.
2863 (Target_selector::recognize): Make non-virtual, call
2864 do_recognize.
2865 (Target_selector::recognize_by_name): Make non-virtual, call
2866 do_recognize_by_name.
2867 (Target_selector::supported_names): New function.
2868 (Target_selector::bfd_name): New function.
2869 (Target_selector::do_instantiate_target): New pure virtual
2870 function.
2871 (Target_selector::do_recognize): New virtual function.
2872 (Target_selector::do_recognize_by_name): New virtual function.
2873 (Target_selector::instantiate_target): New private function.
2874 (supported_target_names): Declare.
2875 * target-select.cc (Target_selector::Target_selector): Update for
2876 new parameter and fields.
2877 (select_target_by_name): Check that the name matches before
2878 calling recognize_by_name.
2879 (supported_target_names): New function.
2880 * i386.cc (class Target_selector_i386): Update Target_selector
2881 constructor call. Remove recognize and recognize_by_name. Add
2882 do_instantiate_target.
2883 * x86_64.cc (class Target_selector_x86_64): Likewise.
2884 * testsuite/testfile.cc (class Target_selector_test): Update for
2885 changes to Target_selector.
2886
874c5b28
ILT		 2887 * README: Rewrite, with some notes on unsupported features.
2888
0a65a3a7
CC		 28892008-03-24 Cary Coutant <ccoutant@google.com>
2890
2891 * i386.cc (Target_i386::Got_type): New enum declaration.
2892 (Target_i386::Scan::local): Updated callers of Output_data_got
2893 member functions.
2894 (Target_i386::Scan::global): Likewise.
2895 (Target_i386::Relocate::relocate): Likewise.
2896 (Target_i386::Relocate::relocate_tls): Likewise.
2897 * object.h (Got_offset_list): New class.
2898 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2899 (Sized_relobj::local_got_offset): Likewise.
2900 (Sized_relobj::set_local_got_offset): Likewise.
2901 (Sized_relobj::local_has_tls_got_offset): Removed.
2902 (Sized_relobj::local_tls_got_offset): Removed.
2903 (Sized_relobj::set_local_tls_got_offset): Removed.
2904 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2905 * output.cc (Output_data_got::add_global): Added got_type parameter.
2906 (Output_data_got::add_global_with_rel): Likewise.
2907 (Output_data_got::add_global_with_rela): Likewise.
2908 (Output_data_got::add_global_pair_with_rel): New function.
2909 (Output_data_got::add_global_pair_with_rela): New function.
2910 (Output_data_got::add_local): Added got_type parameter.
2911 (Output_data_got::add_local_with_rel): Likewise.
2912 (Output_data_got::add_local_with_rela): Likewise.
2913 (Output_data_got::add_local_pair_with_rel): New function.
2914 (Output_data_got::add_local_pair_with_rela): New function.
2915 (Output_data_got::add_global_tls): Removed.
2916 (Output_data_got::add_global_tls_with_rel): Removed.
2917 (Output_data_got::add_global_tls_with_rela): Removed.
2918 (Output_data_got::add_local_tls): Removed.
2919 (Output_data_got::add_local_tls_with_rel): Removed.
2920 (Output_data_got::add_local_tls_with_rela): Removed.
2921 * output.h (Output_data_got::add_global): Added got_type parameter.
2922 (Output_data_got::add_global_with_rel): Likewise.
2923 (Output_data_got::add_global_with_rela): Likewise.
2924 (Output_data_got::add_global_pair_with_rel): New function.
2925 (Output_data_got::add_global_pair_with_rela): New function.
2926 (Output_data_got::add_local): Added got_type parameter.
2927 (Output_data_got::add_local_with_rel): Likewise.
2928 (Output_data_got::add_local_with_rela): Likewise.
2929 (Output_data_got::add_local_pair_with_rel): New function.
2930 (Output_data_got::add_local_pair_with_rela): New function.
2931 (Output_data_got::add_global_tls): Removed.
2932 (Output_data_got::add_global_tls_with_rel): Removed.
2933 (Output_data_got::add_global_tls_with_rela): Removed.
2934 (Output_data_got::add_local_tls): Removed.
2935 (Output_data_got::add_local_tls_with_rel): Removed.
2936 (Output_data_got::add_local_tls_with_rela): Removed.
2937 * resolve.cc (Symbol::override_base_with_special): Removed
2938 reference to has_got_offset_ field.
2939 * symtab.cc (Symbol::init_fields): Replaced initialization
2940 of got_offset_ with got_offsets_. Removed initialization
2941 of has_got_offset_
53fcba31 2942 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2943 (Symbol::got_offset): Likewise.
2944 (Symbol::set_got_offset): Likewise.
2945 (Symbol::has_tls_got_offset): Removed.
2946 (Symbol::tls_got_offset): Removed.
2947 (Symbol::set_tls_got_offset): Removed.
2948 (Symbol::got_offset_): Removed.
2949 (Symbol::tls_mod_got_offset_): Removed.
2950 (Symbol::tls_pair_got_offset_): Removed.
2951 (Symbol::got_offsets_): New field.
2952 (Symbol::has_got_offset): Removed.
2953 (Symbol::has_tls_mod_got_offset): Removed.
2954 (Symbol::has_tls_pair_got_offset): Removed.
2955 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2956 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2957 member functions.
2958 (Target_x86_64::Scan::global): Likewise.
2959 (Target_x86_64::Relocate::relocate): Likewise.
2960 (Target_x86_64::Relocate::relocate_tls): Likewise.
2961
bd52eafb
BE		 29622008-03-25 Ben Elliston <bje@au.ibm.com>
2963
2964 * yyscript.y: Fix spelling error in comment.
2965
8b105e34
ILT		 29662008-03-24 Ian Lance Taylor <iant@google.com>
2967
8ed814a9
ILT		 2968 * options.h (class General_options): Define build_id option.
2969 * layout.h (class Layout): Declare write_build_id, create_note,
2970 create_build_id. Add build_id_note_ member.
2971 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2972 "libiberty.h", "md5.h", "sha1.h".
2973 (Layout::Layout): Initialize eh_frame_data_,
2974 eh_frame_hdr_section_, and build_id_note_.
2975 (Layout::finalize): Call create_build_id.
2976 (Layout::create_note): New function, broken out of
2977 Layout::create_gold_note.
2978 (Layout::create_gold_note): Call create_note.
2979 (Layout::create_build_id): New function.
2980 (Layout::write_build_id): New function.
2981 (Close_task_runner::run): Call write_build_id.
2982
8b105e34
ILT		 2983 * x86_64.cc: Correct license to GPLv3.
2984
086a1841
ILT		 29852008-03-23 Ian Lance Taylor <iant@google.com>
2986
2987 * options.cc: Include "demangle.h".
2988 (parse_optional_string): New function.
2989 (parse_long_option): Handle takes_optional_argument.
2990 (parse_short_option): Update dash_z initializer. Handle
2991 takes_optional_argument.
2992 (General_options::General_options): Initialize do_demangle_.
2993 (General_options::finalize): Set do_demangle_. Handle demangling
2994 style.
2995 * options.h (parse_optional_string): Declare.
2996 (struct One_option): Add optional_arg field. Update constructor.
2997 Update call constructor calls. Add takes_optional_argument
2998 function.
2999 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3000 (DEFINE_optional_string): Define.
3001 (General_options::demangle): Change from DEFINE_bool to
3002 DEFINE_optional_string.
3003 (General_options::no_demangle): New function.
3004 (General_options::do_demangle): New function.
3005 (General_options::set_do_demangle): New function.
3006 (General_options::execstack_status_): Move definition to end of
3007 class definition.
3008 (General_options::static_): Likewise.
3009 (General_options::do_demangle_): New field.
3010 * object.cc (big_endian>::get_symbol_location_info): Call
3011 Options::do_demangle, not Options::demangle.
3012 * symtab.cc (demangle): Likewise.
3013
cbb93e63
ILT		 30142008-03-22 Ian Lance Taylor <iant@google.com>
3015
3016 * gold.h: Include <cstddef> and <sys/types.h>
3017 * options.h: Include <cstring>.
3018
ec531623
ILT		 30192008-03-21 Ian Lance Taylor <iant@google.com>
3020
3021 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.197784 seconds and 4 git commands to generate.