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* target-select.cc (instantiate_target): Don't acquire the lock if
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
22fd9730
ILT		 12009-03-24 Ian Lance Taylor <iant@google.com>
2
3 * target-select.cc (instantiate_target): Don't acquire the lock if
4 the instantiated_target_ field has already been set.
5
cb010894
ILT		 62009-03-23 Ian Lance Taylor <iant@google.com>
7
7f055c20
ILT		 8 * gold-threads.h (class Initialize_lock): Define.
9 * gold-threads.cc (class Initialize_lock_once): Define.
10 (initialize_lock_control): New static variable.
11 (initialize_lock_pointer): New static variable.
12 (initialize_lock_once): New static function.
13 (Initialize_lock::Initialize_lock): Define.
14 (Initialize_lock::initialize): Define.
15 * target-select.h: Include "gold-threads.h".
16 (class Target_selector): Add lock_ and initialize_lock_ fields.
17 Don't define instantiate_target, just declare it.
18 * target-select.cc (Target_selector::Target_selector): Initialize
19 new fields.
20 (Target_selector::instantiate_target): Define.
21 * descriptors.h: Include "gold-threads.h".
22 (class Descriptors): Add initialize_lock_ field.
23 * descriptors.cc (Descriptors::Descriptors): Initialize new
24 field.
25 (Descriptors::open): Use initialize_lock_ field
26 * errors.h (class Errors): Add initialize_lock_ field.
27 * errors.cc (Errors::Errors): Initialize new field.
28 (Errors::initialize_lock): Use initialize_lock_ field.
29 * powerpc.cc (class Target_selector_powerpc): Remove
30 instantiated_target_ field. In do_recognize call
31 instantiate_target rather than do_instantiate_target. In
32 do_instantiate_target just allocate a new target.
33 * sparc.cc (class Target_selector_sparc): Likewise.
34
36959681
ILT		 35 * freebsd.h: New file.
36 * i386.cc: Include "freebsd.h".
37 (Target_i386): Derive from Target_freebsd rather than
38 Sized_target.
39 (Target_selector_i386): Derive from Target_selector_freebsd rather
40 than Target_selector.
41 * x86_64.cc: Include "freebsd.h".
42 (Target_x86_64): Derive from Target_freebsd rather than
43 Sized_target.
44 (Target_selector_x86_64): Derive from Target_selector_freebsd
45 rather than Target_selector.
46 * target.h (class Target): Add adjust_elf_header and
47 do_adjust_elf_header.
48 * output.cc (Output_file_header:: do_sized_write): Call target
49 adjust_elf_header routine.
50 * configure.tgt: Set targ_osabi.
51 * configure.ac: Define GOLD_DEFAULT_OSABI.
52 * parameters.cc (Parameters::default_target): Pass
53 GOLD_DEFAULT_OSABI to select_target.
54 * target-select.h (class Target_selector): Make instantiate_target
55 protected rather than private.
56 * Makefile.am (HFILES): Add freebsd.h.
57 * configure, Makefile.in, config.in: Rebuild.
58
cb010894
ILT		 59 * merge.cc (do_add_input_section): Correct pend value. Change
60 message about last entry not being null terminated from error to
61 warning.
62
0e879927
ILT		 632009-03-20 Mikolaj Zalewski <mikolajz@google.com>
64
65 * incremental.cc: New file.
66 * Makefile.am (CCFILES): Add incremental.cc.
67 * Makefile.in: Rebuild.
68
41105937
PP		 692009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
70
71 * layout.cc (Layout::output_section_name): Preserve names
72 of '.note.' sections.
73
60439920
ILT		 742009-03-19 Ian Lance Taylor <iant@google.com>
75
76 * descriptors.cc (Descriptors::open): Check that the options are
77 valid before using them.
78
0d371ad3
ILT		 792009-03-18 Ian Lance Taylor <iant@google.com>
80
81 * script-sections.h: Include <list>.
82 (class Script_sections): Change Sections_elements from std::vector
83 to std::list. Typedef public Elements_iterator. Add
84 orphan_section_placement_, data_segment_align_start_, and
85 saw_data_segment_align_ fields. Remove data_segment_align_index_
86 field.
87 * script-sections.cc (class Orphan_section_placement): New class.
88 (class Sections_element): Add virtual functions is_relro and
89 orphan_section_init. Remove virtual function place_orphan_here.
90 (class Output_section_definition): Add is_relro and
91 orphan_section_init. Remove place_orphan_here.
92 (class Orphan_output_section): Likewise.
93 (Script_sections::Script_sections): Update for field changes.
94 (Script_sections::data_segment_align): Set saw_data_segment_align_
95 and data_segment_align_start_, not data_segment_align_index.
96 (Script_sections::data_segment_relro_end): Check
97 saw_data_segment_align_. Use data_segment_align_start_ rather
98 than data_segment_align_index_.
99 (Script_sections::place_orphan): Rewrite to use
100 Orphan_section_placement.
101
9201d894
ILT		 1022009-03-17 Ian Lance Taylor <iant@google.com>
103
9c5b8369
ILT		 104 * archive.cc (Archive::add_symbols): Check for a version attached
105 to the symbol name in the archive map.
106 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
107 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
108 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
109 (ver_test_11.a): New target.
110 * testsuite/Makefile.in: Rebuild.
111
9201d894
ILT		 112 * configure.ac: Check for chsize and posix_fallocate. Replace
113 ftruncate.
114 * ftruncate.c: New file, from gnulib.
115 * output.cc (posix_fallocate): Define dummy version if not
116 HAVE_POSIX_FALLOCATE.
117 (Output_file::map): Call posix_fallocate rather than lseek and
118 write.
119 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
120 * configure, Makefile.in, config.in: Rebuild.
121
ef4ab7a8
PP		 1222009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
123
124 * layout.h (Layout::create_note): Add section_name parameter.
125 * layout.cc (Layout::create_note): Likewise.
126 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
127
8c500701
ILT		 1282009-03-17 Ian Lance Taylor <iant@google.com>
129
e85b18e1
ILT		 130 * descriptors.cc: Include "options.h".
131 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
132 (Descriptors::open): Always use O_CLOEXEC when opening a new
133 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
134 then set FD_CLOEXEC.
135
9efe6174
ILT		 136 * sparc.cc (class Target_sparc): Add has_got_section.
137 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
138 make sure we have a GOT section.
139
140 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
141 (Target_sparc::Scan::local): Likewise.
142 (Target_sparc::Scan::global): Likewise.
143 (Target_sparc::Relocate::relocate): Likewise.
144 (Target_sparc::Relocate::relocate_tls): Likewise.
145
8c500701
ILT		 146 * symtab.cc (Symbol_table::define_default_version): New function,
147 broken out of add_from_object.
148 (Symbol_table::add_from_object): Call define_default_version.
149 (Symbol_table::define_special_symbol): Add resolve_oldsym
150 parameter. Change all callers. If the version for a symbol comes
151 from a version script, resolve it with the symbol with the same
152 name with no version. Also add the symbol without a version if
153 appropriate.
154 (do_define_in_output_data): If resolving with oldsym, don't delete
155 sym.
156 (do_define_in_output_segment): Likewise.
157 (do_define_as_constant): Likewise.
158 * symtab.h (class Symbol_table): Update declarations.
159
f1ed28fb
ILT		 1602009-03-13 Ian Lance Taylor <iant@google.com>
161
15f8229b
ILT		 162 * readsyms.cc (Read_symbols::incompatible_warning): New function.
163 (Read_symbols::requeue): New function.
164 (Read_symbols::do_read_symbols): If make_elf_object fails because
165 the target type is not configured, and the file was searched for,
166 issue a warning and retry with the next directory.
167 (Add_symbols::run): If the file has an incompatible format, and
168 it was searched for, requeue the Read_symbols task. On error,
169 release the object.
170 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
171 dirindex parameter to constructor. Change all callers. Declare
172 incompatible_warning and requeue.
173 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
174 input_argument_ and input_group_ fields. Add them to
175 constructor. Change all callers.
176 (class Read_script): Add dirindex_ field. Add it to constructor.
177 Change all callers.
178 * archive.cc (Archive::setup): Remove input_objects parameter.
179 Change all callers.
180 (Archive::get_file_and_offset): Likewise.
181 (Archive::read_all_symbols): Likewise.
182 (Archive::read_symbols): Likewise.
183 (Archive::get_elf_object_for_member): Remove input_objects
184 parameter. Add punconfigured parameter. Change all callers.
185 (Archive::add_symbols): Change return type to bool. Check return
186 value of include_member.
187 (Archive::include_all_members): Likewise.
188 (Archive::include_member): Change return type to bool. Return
189 false if first included object has incompatible target. Set
190 included_member_ field.
191 (Add_archive_symbols::run): If add_symbols returns false, requeue
192 Read_symbols task.
193 * archive.h (class Archive): Add included_member_ field.
194 Initialize it in constructor. Add input_file and searched_for
195 methods. Update declarations.
196 (class Add_archive_symbols): Add dirpath_, dirindex_, and
197 input_argument_ fields. Add them to constructor. Change all
198 callers.
199 * script.cc: Include "target-select.h".
200 (class Parser_closure): Add skip_on_incompatible_target_ and
201 found_incompatible_target_ fields. Add
202 skip_on_incompatible_target parameter to constructor. Change all
203 callers. Add methods skip_on_incompatible_target,
204 clear_skip_on_incompatible_target, found_incompatible_target, and
205 set_found_incompatible_target.
206 (read_input_script): Add dirindex parameter. Change all callers.
207 If parser finds an incompatible target, requeue Read_symbols
208 task.
209 (script_set_symbol): Clear skip_on_incompatible_target in
210 closure.
211 (script_add_assertion, script_parse_option): Likewise.
212 (script_start_sections, script_add_phdr): Likewise.
213 (script_check_output_format): New function.
214 * script.h (read_input_script): Update declaration.
215 * script-c.h (script_check_output_format): Declare.
216 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
217 (ignore_cmd): Remove OUTPUT_FORMAT.
218 * fileread.cc (Input_file::Input_file): Add explicit this.
219 (Input_file::will_search_for): New function.
220 (Input_file::open): Add pindex parameter. Change all callers.
221 * fileread.h (class Input_file): Add input_file_argument method.
222 Declare will_search_for. Update declarations.
223 * object.cc (make_elf_object): Add punconfigured parameter.
224 Change all callers.
225 * object.h (class Object): Make input_file public. Add
226 searched_for method.
227 (make_elf_object): Update declaration.
228 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
229 restart search.
230 * dirsearch.h (class Dirsearch): Update declaration.
231 * options.h (class General_options): Add --warn-search-mismatch.
232 * parameters.cc (Parameters::is_compatible_target): New function.
233 * parameters.h (class Parameters): Declare is_compatible_target.
234 * workqueue.cc (Workqueue::add_blocker): New function.
235 * workqueue.h (class Workqueue): Declare add_blocker.
236
f1ed28fb
ILT		 237 * fileread.cc (Input_file::open): Remove options parameter.
238 Change all callers.
239 (Input_file::open_binary): Likewise.
240 * script.cc (read_input_script): Likewise.
241 * readsyms.h (class Read_symbols): Remove options_ field. Remove
242 options parameter from constructor. Change all callers.
243 (class Read_script): Likewise.
244 * fileread.h (class Input_file): Update declarations.
245 * script.h (read_input_script): Update declaration.
246
34dd024a
NC		 2472009-03-10 Nick Clifton <nickc@redhat.com>
248
249 * po/es.po: New Spanish translation.
250
6d71b17c
CC		 2512009-03-06 Cary Coutant <ccoutant@google.com>
252
253 * options.cc (parse_short_option): Keep dash_z from registering itself.
254
031cdbed
ILT		 2552009-03-03 Ian Lance Taylor <iant@google.com>
256
257 PR 9918
258 * target-reloc.h (relocate_section): Pass output_section to
259 relocate.
260 * i386.cc (Target_i386::should_apply_static_reloc): Add
261 output_section parameter. Change all callers.
262 (Target_i386::Relocate::relocate): Add output_section parameter.
263 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
264 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
265 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
266 * testsuite/two_file_shared.sh: New script.
267 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
268 (check_DATA): Add two_file_shared.dbg.
269 (two_file_shared.dbg): New target.
270 * testsuite/Makefile.in: Rebuild.
271
15d5fa16
ILT		 2722009-03-01 Ian Lance Taylor <iant@google.com>
273
274 * configure.ac: Check for byteswap.h.
275 * configure: Rebuild.
276 * config.in: Rebuild.
277
8a4c0b0d
ILT		 2782009-03-01 Mikolaj Zalewski <mikolajz@google.com>
279
280 * layout.cc (Layout::find_or_add_kept_section): New function.
281 (Layout::add_comdat): Removed.
282 * layout.h (struct Kept_section): Move out of class Layout.
283 Remove trailing underscores from field names. Add group_sections
284 field. Rename group_ field to is_group. Change all uses.
285 (class Layout): Declare find_or_add_kept_section, not add_comdat.
286 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
287 comdat_groups_ field.
288 (Sized_relobj::include_section_group): Use
289 find_or_add_kept_section and Kept_section::group_sections.
290 (Sized_relobj::include_linkonce_section): Likewise.
291 * object.cc (class Sized_relobj): Don't define Comdat_group or
292 Comdat_group_table. Remove find_comdat_group and
293 add_comdat_group. Remove comdat_groups_ field.
294 * plugin.cc (include_comdat_group): Use
295 Layout::find_or_add_kept_section.
296
b4ecf66b
ILT		 2972009-02-28 Ian Lance Taylor <iant@google.com>
298
14359ca0
ILT		 299 * README: --gc-sections and map files are now supported. Document
300 some build requirements.
301
b4ecf66b
ILT		 302 PR 6992
303 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
304 relocatable link set the value of the section symbol to zero.
305 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
306 relocatable link don't include the section address in the local
307 symbol value.
308
0602e05a
ILT		 3092009-02-27 Ian Lance Taylor <iant@google.com>
310
fd9d194f
ILT		 311 PR 6811
312 * options.h (class Search_directory): Add is_system_directory.
313 (class General_options): Declare is_in_system_directory.
314 * options.cc (get_relative_sysroot): Make static.
315 (get_default_sysroot): Make static.
316 (General_optoins::is_in_system_directory): New function.
317 * fileread.cc (Input_file::is_in_system_directory): New function.
318 * fileread.h (class Input_file): Declare is_in_system_directory.
319 * object.h (class Object): Add is_in_system_directory.
320 (class Input_objects): Remove system_library_directory_ field.
321 * object.cc (Input_objects::add_object): Don't set
322 system_library_directory_.
323 (input_objects::found_in_system_library_directory): Remove.
324 * symtab.cc (Symbol_table::write_globals): Remove input_objects
325 parameter. Change all callers.
326 (Symbol_table::sized_write_globals): Likewise.
327 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
328 Call Object::is_in_system_directory.
329 * symtab.h (class Symbol_table): Update declarations.
330
61edd21f
ILT		 331 PR 5990
332 * descriptors.h (Open_descriptor): Add is_on_stack field.
333 * descriptors.cc (Descriptors::open): If the descriptor is on the
334 top of the stack, remove it. Initialize is_on_stack field.
335 (Descriptors::release): Only add pod to stack if it is not on the
336 stack already.
337 (Descriptors::close_some_descriptor): Clear stack_next and
338 is_on_stack fields.
339
e29e076a
ILT		 340 PR 7091
341 * output.cc (Output_section::find_starting_output_address): Rename
342 from starting_output_address; add PADDR parameter; change return
343 type.
344 * output.h (class Output_section): Declare
345 find_starting_output_address instead of starting_output_address.
346 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
347 section symbol for which we can't find a merge section.
348
0602e05a
ILT		 349 PR 9836
350 * symtab.cc (Symbol_table::add_from_object): If the visibility is
351 hidden or internal, force the symbol to be local.
352 * resolve.cc (Symbol::override_visibility): Define.
353 (Symbol::override_base): Use override_visibility.
354 (Symbol_table::resolve): Likewise.
355 (Symbol::override_base_with_special): Likewise.
356 (Symbol_table::override_with_special): If the visibility is hidden
357 or internal, force the symbol to be local.
358 * symtab.h (class Symbol): Add set_visibility and
359 override_visibility.
360 * testsuite/ver_test_1.sh: New file.
361 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
362 (check_DATA): Add ver_test_1.syms.
363 (ver_test_1.syms): New target.
364 * testsuite/Makefile.in: Rebuild.
365
401a9a73
CC		 3662009-02-25 Cary Coutant <ccoutant@google.com>
367
368 * layout.cc (Layout::choose_output_section): Don't rename sections
369 when using a linker script that has a SECTIONS clause.
370 * Makefile.in: Regenerate.
371
372 * testsuite/Makefile.am (script_test_5.sh): New test case.
373 * testsuite/Makefile.in: Regenerate.
374 * testsuite/script_test_5.cc: New file.
375 * testsuite/script_test_5.sh: New file.
376 * testsuite/script_test_5.t: New file.
377
f488e4b0
CC		 3782009-02-13 Rafael Avila de Espindola <espindola@google.com>
379
380 * archive.cc (Archive::include_member): Update calls to add_symbols.
381 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
382 the Layout argument.
383 * dynobj.h (do_add_symbols): Add the Layout argument.
384 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
385 Layout argument.
386 * object.h (Object::add_symbols): Add the Layout argument.
387 (Object::do_add_symbols): Add the Layout argument.
388 (Sized_relobj::do_add_symbols): Add the Layout argument.
389 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
390 Unify the two versions.
391 (Add_plugin_symbols): Remove.
392 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
393 (Sized_pluginobj::do_add_symbols): Unify the two versions.
394 (Add_plugin_symbols): Remove.
395 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
396 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
397 (Add_symbols::run): Make it work with Pulginobj.
398
89dd1680
ILT		 3992009-02-06 Ian Lance Taylor <iant@google.com>
400
401 * object.cc (Sized_relobj::do_layout): Make info message start
402 with lower case letter.
403
266d0a74
ILT		 4042009-02-06 Mikolaj Zalewski <mikolajz@google.com>
405
602b464e
ILT		 406 * binary.cc: Fix file comment.
407
266d0a74
ILT		 408 * options.h (enum Incremental_disposition): Define.
409 (class General_options): Add new options: --incremental,
410 --incremental_changed, --incremental_unchanged,
411 --incremental_unknown. Add incremental_disposition_ and
412 implicit_incremental_ fields.
413 (General_options::incremental_disposition): New function.
414 (class Position_dependent_options): Add incremental_disposition
415 option.
416 (Position_dependent_options::copy_from_options): Set incremental
417 dispositions.
418 * options.cc (General_options::parse_incremental_changed): New
419 function.
420 (General_options::parse_incremental_unchanged): New function.
421 (General_options::parse_incremental_unknown): New function.
422 (General_options::General_options): Initialize new fields
423 incremental_disposition_ and implicit_incremental_.
424 (General_options::finalize): Check for uasge of --incremental-*
425 without --incremental.
426
f073bbf7
CD		 4272009-02-06 Chris Demetriou <cgd@google.com>
428
429 * gold.h (gold_undefined_symbol): Change to take only a Symbol
430 pointer and to report location as the file name associated with
431 the symbol.
432 (gold_undefined_symbol_at_location): New function to replace the
433 old gold_undefined_symbol functionality.
434 * target-reloc.h (relocate_section): Update to use
435 gold_undefined_symbol_at_location.
436 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
437 Call gold_undefined_symbol function rather than gold_error.
438 * errors.h (Errors::undefined_symbol): Take location as a
439 string, rather than calculating it from a relocation.
440 * errors.cc (Errors::fatal): Print "fatal error:" before the
441 formatted message.
442 (Errors::error, Errors::error_at_location): Print "error: "
443 before the formatted message.
444 (Errors::undefined_symbol): Take location as a string, rather
445 than calculating it from a relocation.
446 (gold_undefined_symbol_at_location): New function akin to
447 old gold_undefined_symbol, calculates location from relocation.
448 (gold_undefined_symbol): Change to take only a Symbol pointer
449 and to report location as the file name associated with the symbol.
450 * testsuite/debug_msg.sh: Update for changed error messages.
451 * testsuite/undef_symbol.sh: Likewise.
452
8e94a90c
ILT		 4532009-02-04 Duncan Sands <baldrick@free.fr>
454
455 PR 9812
456 * reduced_debug_output.h
457 (Output_reduced_debug_abbrev_section::failed): Use format for
458 gold_warning.
459 (Output_reduced_debug_info_section::faild): Likewise.
460
88a0e15b
ILT		 4612009-01-31 Mikolaj Zalewski <mikolajz@google.com>
462
463 * script.cc (Lazy_demangler): New class.
464 (Version_script_info::get_symbol_version_helper): Demangle a
465 symbol only once.
466
5efc7cd2
CC		 4672009-01-29 Cary Coutant <ccoutant@google.com>
468
469 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
470 to __tls_get_addr.
471 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
472
e0ebcf42
ILT		 4732009-01-28 Ian Lance Taylor <iant@google.com>
474
5efc7cd2 475 * version.cc (version_string): Bump to 1.9.
75fe7426 476
e0ebcf42
ILT		 477 * gold.h: Include <cstring> and <stdint.h>.
478 * version.cc: Include <cstdio>.
479 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
480 warning.
481 * reduced_debug_output.cc (insert_into_vector): Rename from
482 Insert_into_vector; change all callers. Use Swap_unaligned to
483 avoid aliasing issue; remove union since it is unnecessary.
484
8e2813be 4852009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 486
487 * Makefile.am (CCFILES): Add gc.cc.
488 (HFILES): Add gc.h.
489 * Makefile.in: Regenerate.
490 * gold.cc (Gc_runner): New class.
491 (queue_initial_tasks): Call garbage collection related tasks
492 when corresponding options are invoked.
493 (queue_middle_gc_tasks): New function.
494 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
495 processed early before laying out sections during garbage collection.
496 * gold.h (queue_middle_gc_tasks): New function.
497 (is_prefix_of): Move from "layout.cc".
498 * i386.cc (Target_i386::gc_process_relocs): New function.
499 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
500 * main.cc (main): Create object of class "Garbage_collection".
501 * object.cc (Relobj::copy_symbols_data): New function.
502 (Relobj::is_section_name_included): New function.
503 (Sized_relobj::do_layout): Allow this function to be called twice
504 during garbage collection and defer layout of section during the
505 first call.
506 * object.h (Relobj::get_symbols_data): New function.
507 (Relobj::is_section_name_included): New function.
508 (Relobj::copy_symbols_data): New function.
509 (Relobj::set_symbols_data): New function.
510 (Relobj::get_relocs_data): New function.
511 (Relobj::set_relocs_data): New function.
512 (Relobj::is_output_section_offset_invalid): New pure virtual function.
513 (Relobj::gc_process_relocs): New function.
514 (Relobj::do_gc_process_relocs): New pure virtual function.
515 (Relobj::sd_): New data member.
516 (Sized_relobj::is_output_section_offset_invalid): New function.
517 (Sized_relobj::do_gc_process_relocs): New function.
518 * options.h (General_options::gc_sections): Modify to not be a no-op.
519 (General_options::print_gc_sections): New option.
520 * plugin.cc (Plugin_finish::run): Remove function call to
521 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
522 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
523 * reloc.cc (Read_relocs::run): Add task to process relocs and
524 determine unreferenced sections when doing garbage collection.
525 (Gc_process_relocs): New class.
526 (Sized_relobj::do_gc_process_relocs): New function.
527 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
528 sections that are garbage collected.
529 * reloc.h (Gc_process_relocs): New class.
530 * sparc.cc (Target_sparc::gc_process_relocs): New function.
531 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
532 symbols whose corresponding sections are garbage collected.
533 (Symbol_table::Symbol_table): Add new parameter for the garbage
534 collection object.
535 (Symbol_table::gc_mark_undef_symbols): New function.
536 (Symbol_table::gc_mark_symbol_for_shlib): New function.
537 (Symbol_table::gc_mark_dyn_syms): New function.
538 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
539 as garbage.
540 (Symbol_table::add_from_object): Likewise.
541 (Symbol_table::add_from_relobj): When building shared objects, do not
542 treat externally visible symbols as garbage.
543 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
544 table information for static and relocatable links.
545 * symtab.h (Symbol_table::set_gc): New function.
546 (Symbol_table::gc): New function.
547 (Symbol_table::gc_mark_undef_symbols): New function.
548 (Symbol_table::gc_mark_symbol_for_shlib): New function.
549 (Symbol_table::gc_mark_dyn_syms): New function.
550 (Symbol_table::gc_): New data member.
551 * target.h (Sized_target::gc_process_relocs): New pure virtual
552 function.
553 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
554 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
555
3b293544
CF		 5562009-01-20 Chris Faylor <me.sourceware@sourceware.org>
557
558 * options.h (General_options::gc_sections): Define as a no-op for now.
559 (General_options::no_keep_memory): Ditto.
560 (General_options::Bshareable): Define.
561 * options.cc (General_options::finalize): Honor -Bshareable.
562
83d22aa8
AS		 5632009-01-20 Andreas Schwab <schwab@suse.de>
564
565 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
566 read the value in the contents, since we don't use it. Use the
567 template endianness when writing.
568 (Relocate::relocate): Use it for R_PPC_REL16_HA.
569
cd536b21
AS		 5702009-01-19 Andreas Schwab <schwab@suse.de>
571
572 * configure.tgt (powerpc64-*): Fix targ_obj.
573
99e9a495
ILT		 5742009-01-15 Ian Lance Taylor <iant@google.com>
575
576 * object.cc (Sized_relobj::write_local_symbols): Don't write out
577 local symbols when stripping all symbols.
578
bbbfea06
CC		 5792009-01-14 Cary Coutant <ccoutant@google.com>
580
99e9a495 581 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 582
0f7c0701
CC		 5832009-01-14 Cary Coutant <ccoutant@google.com>
584
585 * archive.cc (Archive::get_elf_object_for_member): Remove call
586 to File_read::claim_for_plugin.
587 * descriptors.cc (Descriptors::open): Remove reference to
588 is_claimed.
589 (Descriptors::claim_for_plugin): Remove.
590 * descriptors.h (Descriptors::claim_for_plugin): Remove.
591 (Descriptors::is_claimed): Remove.
592 (claim_descriptor_for_plugin): Remove.
593 * fileread.cc (File_read::claim_for_plugin): Remove.
594 * fileread.h (File_read::claim_for_plugin): Remove.
595 (File_read::descriptor): Reopen descriptor if necessary.
596 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
597 (Plugin_manager::all_symbols_read): Add task parameter. Change
598 all callers.
599 (Plugin_manager::get_input_file): New function.
600 (Plugin_manager::release_input_file): New function.
601 (Pluginobj::Pluginobj): Add filesize parameter and initialize
602 corresponding data member.
603 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
604 and pass to base constructor. Change all callers.
605 (get_input_file, release_input_file): New functions.
606 (make_sized_plugin_object): Add filesize parameter. Change all callers.
607 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
608 (Plugin_manager::all_symbols_read): Add task parameter.
609 (Plugin_manager::get_input_file): New function.
610 (Plugin_manager::release_input_file): New function.
611 (Plugin_manager::task_): New data member.
612 (Pluginobj::Pluginobj): Add filesize parameter.
613 (Pluginobj::filename): New function.
614 (Pluginobj::descriptor): New function.
615 (Pluginobj::filesize): New function.
616 (Pluginobj::filesize_): New data member.
617 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
618 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
619 File_read::claim_for_plugin; use Object::unlock to unlock the file.
620
621 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
622 with archive libraries.
623 * testsuite/Makefile.in: Regenerate.
624 * testsuite/plugin_test.c (struct sym_info): New type.
625 (get_input_file, release_input_file): New static variables.
626 (onload): Capture new transfer vector entries.
627 (claim_file_hook): Stop reading at end of file according to filesize.
628 Factor out parsing of readelf output into separate function.
629 (all_symbols_read_hook): Exercise get_input_file and release_input_file
630 APIs and get the source file name from the symbol table. Convert
631 source file name to corresponding object file name. Print info
632 message when adding new input files.
633 (parse_readelf_line): New function.
634 * testsuite/plugin_test_1.sh: Add checks for new info messages.
635 * testsuite/plugin_test_2.sh: Likewise.
636 * testsuite/plugin_test_3.sh: Likewise.
637 * testsuite/plugin_test_4.sh: New test case.
638
62a6d109
ILT		 6392009-01-07 Ian Lance Taylor <iant@google.com>
640
641 * version.cc (version_string): Bump to 1.8.
642
483620e8
CC		 6432008-12-23 Cary Coutant <ccoutant@google.com>
644
645 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
646 * plugin.cc (Plugin_manager::finish): Rename as
647 layout_deferred_objects. Move cleanup to separate function.
648 (Plugin_manager::cleanup): New function.
649 (Plugin_finish::run): Call layout_deferred_objects and cleanup
650 separately.
651 * plugin.h (Plugin_manager::finish): Rename as
652 layout_deferred_objects.
653 (Plugin_manager::cleanup): New function.
654 (Plugin_manager::cleanup_done): New field.
655
d66a9eb3
CC		 6562008-12-23 Cary Coutant <ccoutant@google.com>
657
658 * plugin.cc (is_visible_from_outside): New function.
659 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
660 so we don't return "IR only" status for exported symbols or -r links.
661
662 * testsuite/Makefile.am (plugin_test_3): New test case.
663 * testsuite/Makefile.in: Regenerate.
664 * testsuite/plugin_test_3.sh: New file.
665
5995b570
CC		 6662008-12-22 Cary Coutant <ccoutant@google.com>
667
668 * object.cc (Sized_relobj::layout_section): New function.
669 (Sized_relobj::do_layout): Defer layout of input sections until after
670 plugin has provided replacement files.
671 (Sized_relobj::do_layout_deferred_sections): New function.
672 * object.h (Relobj::set_section_offset): Remove virtual keyword.
673 (Relobj::layout_deferred_sections): New function.
674 (Relobj::do_layout_deferred_sections): New function.
675 (Sized_relobj::do_layout_deferred_sections): New function.
676 (Sized_relobj::layout_section): New function.
677 (Sized_relobj::Deferred_layout): New structure.
678 (Sized_relobj::deferred_layout_): New field.
679 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
680 Change all callers. Layout deferred sections.
681 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
682 references.
683 (Plugin_hook::run): Move code from do_plugin_hook inline.
684 (Plugin_hook::do_plugin_hook): Remove.
685 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
686 (Plugin_manager::finish): Renamed, was cleanup.
687 (Plugin_manager::should_defer_layout): New function.
688 (Plugin_manager::add_deferred_layout_object): New function.
689 (Plugin_manager::Deferred_layout_list): New type.
690 (Plugin_manager::deferred_layout_objects_): New field.
691 (Plugin_hook::do_plugin_hook): Remove.
692
ee769c88
ILT		 6932008-12-17 Ian Lance Taylor <iant@google.com>
694
695 * options.h (class General_options): Add --no case for
696 --export-dynamic.
697
abc8dcba
CC		 6982008-12-16 Cary Coutant <ccoutant@google.com>
699
700 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
701 vector.
702 (Plugin_manager::claim_file): Create plugin object even if
703 plugin did not call the add_symbols callback.
704 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
705 asking for more symbols than were added.
706 * testsuite/Makefile.am (plugin_test_1): Add test case with
707 no global symbols.
708 (empty.syms): New target.
709 * testsuite/Makefile.in: Regenerate.
710 * testsuite/plugin_test.c (claim_file_hook): Add new debug
711 message. Don't call add_symbols if no globals.
712 (all_symbols_read_hook): Don't provide replacement for empty
713 claimed file.
714
b0074644
ILT		 7152008-12-12 Ian Lance Taylor <iant@google.com>
716
68943102
ILT		 717 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
718 r_type == 0 for a local symbol with r_sym == 0.
719 (scan_relocatable_relocs): Pass r_sym to
720 local_non_section_strategy.
721 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
722 r_sym parameter.
723
b0074644
ILT		 724 * configure.ac: Update test for TLS descriptors: they are
725 supported as of glibc 2.9.
726 * configure: Rebuild.
727
c2508178
ILT		 7282008-12-11 Ian Lance Taylor <iant@google.com>
729
730 PR 7091
731 * target-reloc.h (Default_scan_relocatable_relocs): For each
732 function, map r_type == 0 to RELOC_DISCARD.
733
2756a258
CC		 7342008-12-10 Cary Coutant <ccoutant@google.com>
735
736 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
737 object to override a kept COMDAT group from a plugin object.
738
bb6f53d3
ILT		 7392008-12-09 Ian Lance Taylor <iant@google.com>
740
fbc558e1
ILT		 741 PR 7088
742 * yyscript.y (file_cmd): Handle INPUT.
743
bb6f53d3
ILT		 744 * testsuite/initpri1.c: Change all declarations to be full
745 prototypes by adding void, to avoid compiler warnings.
746
4674ecfc
CC		 7472008-12-05 Rafael Avila de Espindola <espindola@google.com>
748
749 * options.cc (General_options::parse_plugin_opt): New.
750 (General_options::add_plugin): The argument now is just the filename.
751 (General_options::add_plugin_option): New.
752 * options.h (plugin_opt): New.
753 (add_plugin): Change argument name.
754 (add_plugin_option): New.
755 * plugin.cc (Plugin::load): Don't parse the plugin option.
756 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
757 (Plugin::add_option): New.
758 (Plugin::args_): Change type.
759 (Plugin::filename_): New.
760 (Plugin_manager::add_plugin_option): New.
761 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
762 * testsuite/Makefile.in: Regenerate.
763
fd06b4aa
CC		 7642008-12-05 Cary Coutant <ccoutant@google.com>
765
766 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
767 Handle --strip-lto-sections option.
768 * options.h (strip_lto_sections): New option.
769
6c52134c
CC		 7702008-12-01 Cary Coutant <ccoutant@google.com>
771
772 * plugin.cc (ld_plugin_message): Change format parameter to const.
773 Fix mismatch between new[] and delete.
774
a45248e0
CC		 7752008-11-14 Cary Coutant <ccoutant@google.com>
776
777 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
778 instead of -1U.
779
c82fbeee
CS		 7802008-11-05 Craig Silverstein <csilvers@google.com>
781
782 * options.cc (General_options::parse_dynamic_list): New function.
783 * options.h (General_options): New flags dynamic_list,
784 dynamic_list_data, dynamic_list_cpp_new, and
785 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
786 (General_options::in_dynamic_list): New function.
787 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
788 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
789 (Lex::can_continue_name): Likewise.
790 (yylex): Likewise.
791 (read_script_file): New parameter script_options.
792 (read_dynamic_list): New function.
793 (Script_options::define_dynamic_list): New function.
794 (dynamic_list_keyword_parsecodes): New variable.
795 (dynamic_list_keywords): New variable.
796 * script.h (Script_options::define_dynamic_list): New function
797 prototype.
798 (read_dynamic_list): New function prototype.
799 * symtab.cc (strprefix): New macro.
800 (Symbol::should_add_dynsym_entry): Support dynamic_list,
801 dynamic_list_data, dynamic_list_cpp_new, and
802 dynamic_list_cpp_typeinfo.
803 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
804 (dynamic_list_expr): New rule.
805 (dynamic_list_nodes): Likewise.
806 (dynamic_list_node): Likewise.
807 * testsuite/Makefile.am (dynamic_list): New test.
808 * testsuite/Makefile.in: Regenerated.
809 * testsuite/dynamic_list.t: New file.
810 * testsuite/dynamic_list.sh: New file.
811
e0bb29a5
CS		 8122008-11-05 Craig Silverstein <csilvers@google.com>
813
814 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
815 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
816 (t11_last): Likewise.
817 * testsuite/ver_test_6.c (main): Likewise.
818
4e1e25e0
CC		 8192008-10-07 Cary Coutant <ccoutant@google.com>
820
821 * options.c (General_options::finalize): Add check for -static and
822 -shared.
823 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
824 is not empty.
825
92f03fcb
CC		 8262008-10-02 Cary Coutant <ccoutant@google.com>
827
828 * plugin.cc (make_sized_plugin_object): Fix conditional
829 compilation to work when not all targets are enabled.
830
fbd8a257
CC		 8312008-09-29 Cary Coutant <ccoutant@google.com>
832
833 * archive.cc (Archive::get_file_and_offset): Use filename instead
834 of name to get library path.
835 (Archive::include_member): Unlock external member of a thin archive.
836
837 * testsuite/Makefile.am (TEST_AR): New variable.
838 (thin_archive_test_1): New test.
839 (thin_archive_test_2): New test.
81636b3f
CC		 840 * testsuite/Makefile.in: Regenerate.
841 * testsuite/thin_archive_main.cc: New file.
842 * testsuite/thin_archive_test_1.cc: New file.
843 * testsuite/thin_archive_test_2.cc: New file.
844 * testsuite/thin_archive_test_3.cc: New file.
845 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 846
eff45813
CC		 8472008-09-29 Cary Coutant <ccoutant@google.com>
848
849 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
850 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
851 instead of -1U.
852 (Sized_relobj::do_finalize_local_symbols): Likewise.
853 (Sized_relobj::map_to_kept_section): Likewise.
854 * object.h (Sized_relobj::invalid_address): New constant.
855 (Sized_relobj::do_output_section_offset): Check for invalid_address
856 and return -1ULL.
857 * output.cc (Output_reloc::local_section_offset): Use constant
858 invalid_address instead of -1U.
859 (Output_reloc::get_address): Likewise.
860 (Output_section::output_address): Change -1U to -1ULL.
861 * output.h (Output_reloc::invalid_address): New constant.
862 * reloc.cc (Sized_relobj::write_sections): Use constant
863 invalid_address instead of -1U.
864 (Sized_relobj::relocate_sections): Likewise.
865 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
866 values for merge sections.
867 * target-reloc.h (relocate_for_relocatable): Use constant
868 invalid_address instead of -1U.
869
89fc3421
CC		 8702008-09-19 Cary Coutant <ccoutant@google.com>
871
872 Add plugin functionality for link-time optimization (LTO).
873 * configure.ac (plugins): Add --enable-plugins option.
874 * configure: Regenerate.
875 * config.in: Regenerate.
876 * Makefile.am (LIBDL): New variable.
877 (CCFILES): Add plugin.cc.
878 (HFILES): Add plugin.h.
879 (ldadd_var): Add LIBDL.
880 * Makefile.in: Regenerate.
881
882 * archive.cc: Include "plugin.h".
883 (Archive::setup): Don't preread archive symbols when using a plugin.
884 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
885 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
886 files.
887 (Archive::include_member): Add symbols from plugin objects.
888 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
889 * descriptors.cc (Descriptors::open): Check for file descriptors
890 abandoned by plugins.
891 (Descriptors::claim_for_plugin): New function.
892 * descriptors.h (Descriptors::claim_for_plugin): New function.
893 (Open_descriptor::is_claimed): New field.
894 (claim_descriptor_for_plugin): New function.
895 * fileread.cc (File_read::claim_for_plugin): New function.
896 * fileread.h (File_read::claim_for_plugin): New function.
897 (File_read::descriptor): New function.
898 * gold.cc: Include "plugin.h".
899 (queue_initial_tasks): Add task to call plugin hooks for generating
900 new object files.
901 * main.cc: Include "plugin.h".
902 (main): Load plugin libraries.
903 * object.h (Pluginobj): Declare.
904 (Object::pluginobj): New function.
905 (Object::do_pluginobj): New function.
906 (Object::set_target): New function.
907 * options.cc: Include "plugin.h".
908 (General_options::parse_plugin): New function.
909 (General_options::General_options): Initialize plugins_ field.
910 (General_options::add_plugin): New function.
911 * options.h (Plugin_manager): Declare.
912 (General_options): Add --plugin option.
913 (General_options::has_plugins): New function.
914 (General_options::plugins): New function.
915 (General_options::add_plugin): New function.
916 (General_options::plugins_): New field.
917 * plugin.cc: New file.
918 * plugin.h: New file.
919 * readsyms.cc: Include "plugin.h".
920 (Read_symbols::do_read_symbols): Check for archive before checking
921 for ELF file. Call plugin hooks to claim files.
922 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
923 from a real object file; force override when processing replacement
924 files.
925 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
926 (Symbol::init_base_object): Likewise.
927 (Symbol::init_base_output_data): Likewise.
928 (Symbol::init_base_output_segment): Likewise.
929 (Symbol::init_base_constant): Likewise.
930 (Symbol::init_base_undefined): Likewise.
931 (Symbol::output_section): Assert that object is not a plugin.
932 (Symbol_table::add_from_pluginobj): New function.
933 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
934 undefined.
935 (Symbol_table::sized_write_globals): Likewise.
936 (Symbol_table::add_from_pluginobj): Instantiate template.
937 * symtab.h (Sized_pluginobj): Declare.
938 (Symbol::in_real_elf): New function.
939 (Symbol::set_in_real_elf): New function.
940 (Symbol::in_real_elf_): New field.
941 (Symbol_table::add_from_pluginobj): New function.
942
943 * testsuite/Makefile.am (AM_CFLAGS): New variable.
944 (LIBDL): New variable.
945 (LDADD): Add LIBDL.
946 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
947 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
948 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
949 (MOSTLYCLEANFILES): Likewise.
950 * testsuite/Makefile.in: Regenerate.
951 * testsuite/plugin_test.c: New file.
952 * testsuite/plugin_test_1.sh: New file.
953 * testsuite/plugin_test_2.sh: New file.
954
de31bda5
ILT		 9552008-09-16 Ian Lance Taylor <iant@google.com>
956
9c2d0ef9
ILT		 957 * target-reloc.h (relocate_section): Check whether a symbol is
958 defined by the ABI before reporting an undefined symbol error.
959 * target.h (Target::is_defined_by_abi): Make parameter const.
960 (Target::do_is_defined_by_abi): Likewise.
961 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
962 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
963 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
964 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
965 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
966 * testsuite/Makefile.in: Rebuild.
967
de31bda5
ILT		 968 * fileread.cc (make_view): Add casts to avoid warning.
969
9fa33bee
AO		 9702008-09-16 Alexandre Oliva <aoliva@redhat.com>
971
972 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
973 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
974
183fd0e3
AO		 9752008-09-16 Alexandre Oliva <aoliva@redhat.com>
976
977 * options.h (General_options::output_is_executable): New.
978 (General_options::output_is_pie): New.
979 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
980 for shared libraries.
981 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
982
7be8330a
CD		 9832008-09-11 Chris Demetriou <cgd@google.com>
984
985 * options.h (origin): New -z option.
986 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
987 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
988 in DT_FLAGS_1.
989
a9caad02
CC		 9902008-09-05 Cary Coutant <ccoutant@google.com>
991
992 * fileread.cc (File_read::make_view): Add check for attempt to map
993 beyond end of file.
994
ae6dce4d
CC		 9952008-09-05 Cary Coutant <ccoutant@google.com>
996
997 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
998 explicit instantiations.
999
d7ab2a47
KVH		 10002008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1001
1002 PR gold/6858
1003 * options.cc (General_options::finalize): Allow undefined symbols
1004 in shlibs if linking -shared.
1005
1006 PR gold/6859
1007 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1008 symbols as not needing a dynsym entry.
1009
1e52a9c1
CS		 10102008-08-20 Craig Silverstein <csilvers@google.com>
1011
1012 * fileread.cc (File_read::open): Do not lock the file unless it
1013 was successfully opened.
1014
d85c80a3
CC		 10152008-08-14 Cary Coutant <ccoutant@google.com>
1016
1017 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1018 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1019 * testsuite/tls_test.cc (struct int128): 128-bit struct
1020 for testing TLS relocs with non-zero addend.
1021 (v12): New TLS variable.
1022 (t12): New test.
1023 (t_last): Add check for v12.
1024 * testsuite/tls_test.h (t12): New function.
1025 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1026
2d924fd9
ILT		 10272008-08-13 Ian Lance Taylor <iant@google.com>
1028
1029 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1030 set tls_segment_ or relro_segment_.
1031 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1032 when appropriate.
1033 * output.h (Output_section::clear_is_relro): New function.
1034 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1035 sections specially even when output_data_ is empty.
1036 (Output_segment::maximum_alignment): When first section is relro,
1037 only force alignment for PT_LOAD segments.
1038 * script.cc (script_data_segment_align): New function.
1039 (script_data_segment_relro_end): New function.
1040 * script-c.h (script_data_segment_align): Declare.
1041 (script_data_segment_relro_end): Declare.
1042 * script-sections.h (class Script_sections): Declare
1043 data_segment_align and data_segment_relro_end. Add fields
1044 segment_align_index_ and saw_relro_end_.
1045 * script-sections.cc (class Sections_element): Add set_is_relro
1046 virtual function. Add new bool* parameter to place_orphan_here.
1047 Add get_output_section virtual function.
1048 (class Output_section_definition): Add set_is_relro. Add new
1049 bool* parameter to place_orphan_here. Add get_output_section.
1050 Add is_relro_ field.
1051 (Output_section_definition::Output_section_definition): Initialize
1052 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1053 and is_relro_ fields.
1054 (Output_section_definition::place_orphan_here): Add is_relro
1055 parameter.
1056 (Output_section_definition::set_section_addresses): Set relro for
1057 output section.
1058 (Output_section_definition::alternate_constraint): Likewise.
1059 (class Orphan_output_section): Add new bool* parameter to
1060 place_orphan_here. Add get_output_section.
1061 (Orphan_output_section::place_orphan_here): Add is_relro
1062 parameter.
1063 (Script_sections::Script_sections): Initialize
1064 data_segment_align_index_ and saw_relro_end_.
1065 (Script_sections::data_segment_align): New function.
1066 (Script_sections::data_segment_relro_end): New function.
1067 (Script_sections::place_orphan): Set or clear is_relro.
1068 (Script_sections::set_section_addresses): Force alignment of first
1069 TLS section.
1070 * yyscript.y (exp): Call script_data_segment_align and
1071 script_data_segment_relro_end.
1072 * testsuite/relro_script_test.t: New file.
1073 * testsuite/relro_test.cc (using_script): Declare.
1074 (t1, t2): Test using_script.
1075 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1076 (relro_script_test_SOURCES): Define.
1077 (relro_script_test_DEPENDENCIES): Define.
1078 (relro_script_test_LDFLAGS): Define.
1079 (relro_script_test_LDADD): Define.
1080 (relro_script_test.so): New target.
1081 * testsuite/Makefile.in: Rebuild.
1082
f827c9a9
CC		 10832008-08-06 Cary Coutant <ccoutant@google.com>
1084
1085 * archive.cc (Archive::total_archives, Archive::total_members)
1086 (Archive::total_members_loaded): New variables.
1087 (Archive::setup): Add parameter. Add option to preread
1088 archive symbols.
1089 (Archive::read_armap): Add counter.
1090 (Archive::get_file_and_offset): New function.
1091 (Archive::get_elf_object_for_member): New function.
1092 (Archive::read_all_symbols): New function.
1093 (Archive::read_symbols): New function.
1094 (Archive::add_symbols): Add counters.
1095 (Archive::include_all_members): Use armap to find members if it's
1096 already built.
1097 (Archive::include_member): Skip reading symbols if already read.
1098 Factored code into Archive::get_file_and_offset and
1099 Archive::get_elf_object_for_member. Changed call to
1100 Mapfile::report_include_archive_member.
1101 (Archive::print_stats): New function.
1102 * archive.h: Declare Object and Read_symbols_data classes.
1103 (Archive::Archive): Add initializers for new members.
1104 (Archive::setup): Add parameter.
1105 (Archive::print_stats): New function.
1106 (Archive::total_archives, Archive::total_members)
1107 (Archive::total_members_loaded): New variables.
1108 (Archive::get_file_and_offset): New function.
1109 (Archive::get_elf_object_for_member): New function.
1110 (Archive::read_all_symbols): New function.
1111 (Archive::read_symbols): New function.
1112 (Archive::Archive_member): New class.
1113 (Archive::members_): New member.
1114 (Archive::num_members_): New member.
1115 * main.cc: Include archive.h.
1116 (main): Call Archive::print_stats.
1117 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1118 archive parameter; member_name is now the fully-decorated name.
1119 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1120 * options.h: (General_options): Add --preread-archive-symbols option.
1121 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1122 Archive::setup.
1123
de4c45bd
ILT		 11242008-08-04 Ian Lance Taylor <iant@google.com>
1125
1126 * symtab.h (Symbol::use_plt_offset): New function.
1127 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1128 * powerpc.cc (Relocate::relocate): Likewise.
1129 * sparc.cc (Relocate::relocate): Likewise.
1130 * x86_64.cc (Relocate::relocate): Likewise.
1131 * testsuite/weak_plt.sh: New test.
1132 * testsuite/weak_plt_main.cc: New test.
1133 * testsuite/weak_plt_shared.cc: New test.
1134 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1135 (check_PROGRAMS): Add weak_plt.
1136 (check_DATA): Add weak_plt_shared.so.
1137 (weak_plt_main_pic.o, weak_plt): New targets.
1138 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1139 * testsuite/Makefile.in: Rebuild.
1140
1141 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1142 gcctestdir/ld.
1143 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1144 * testsuite/Makefile.in: Rebuild.
1145
323ee3f4
AM		 11462008-08-04 Alan Modra <amodra@bigpond.net.au>
1147
1148 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1149 * Makefile.in: Regenerate.
1150 * po/POTFILES.in: Regenerate.
1151
7c07ecec
ILT		 11522008-07-29 Ian Lance Taylor <iant@google.com>
1153
1154 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1155 symbols before other symbols.
1156 * testsuite/script_test_2.cc (test_addr): Declare.
1157 (test_addr_alias): Declare.
1158 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1159 values.
7c07ecec
ILT		 1160 * testsuite/script_test_2.t: Define test_addr_alias and
1161 test_addr.
1162
5778530e
ILT		 11632008-07-24 Ian Lance Taylor <iant@google.com>
1164
2a00e4fb
ILT		 1165 PR 5990
1166 * descriptors.cc: New file.
1167 * descriptors.h: New file.
1168 * gold-threads.h (class Hold_optional_lock): New class.
1169 * fileread.cc: Include "descriptors.h".
1170 (File_read::~File_read): Release descriptor rather than closing
1171 it.
1172 (File_read::open) [file]: Call open_descriptor rather than open.
1173 Set is_descriptor_opened_.
1174 (File_read::open) [memory]: Assert that descriptor is not open.
1175 (File_read::reopen_descriptor): New function.
1176 (File_read::release): Release descriptor.
1177 (File_read::do_read): Make non-const. Reopen descriptor.
1178 (File_read::read): Make non-const.
1179 (File_read::make_view): Reopen descriptor.
1180 (File_read::do_readv): Likewise.
1181 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1182 Update declarations.
1183 * layout.cc: Include "descriptors.h".
1184 (Layout::create_build_id): Use open_descriptor rather than open.
1185 * output.cc: Include "descriptors.h".
1186 (Output_file::open): Use open_descriptor rather than open.
1187 * archive.cc (Archive::const_iterator): Change Archive to be
1188 non-const.
1189 (Archive::begin, Archive::end): Make non-const.
1190 (Archive::count_members): Likewise.
1191 * archive.h (class Archive): Update declarations.
1192 * object.h (Object::read): Make non-const.
1193 * Makefile.am (CCFILES): Add descriptors.cc.
1194 (HFILES): Add descriptors.h.
1195 * Makefile.in: Rebuild.
1196
801647d1
ILT		 1197 PR 6716
1198 * gold.h: Always include <clocale>. Add Solaris workarounds
1199 following code in binutils/sysdep.h.
1200
5edd166e
ILT		 1201 PR 6048
1202 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1203 this->eh_frame_hdr_ is NULL before using it.
1204
c89ad728
ILT		 1205 * dynobj.cc (Versions::Versions): Update comment.
1206
aa86f06b
ILT		 1207 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1208 the base version name.
1209
5778530e
ILT		 1210 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1211 array size plus one.
1212 (Stringpool_template::set_string_offsets): Subtract one from key
1213 before using it as an array index.
1214 (Stringpool_template::get_offset_with_length): Likewise.
1215 (Stringpool_template::write_to_buffer): Likewise.
1216 * stringpool.h (Stringpool_template::get_offset_from_key):
1217 Likewise.
1218
057ead22
ILT		 12192008-07-23 Ian Lance Taylor <iant@google.com>
1220
7f649c59
ILT		 1221 PR 6658
1222 * object.h (Merged_symbol_value::value): Do our best to handle a
1223 negative addend.
1224
057ead22
ILT		 1225 PR 6647
1226 * script.cc (Version_script_info::get_versions): Don't add empty
1227 version tag to return value.
1228 (Version_script_info::get_symbol_version_helper): Change return
1229 type to bool. Add pversion parameter. Change all callers.
1230 (script_register_vers_node): Don't require a non-NULL tag.
1231 * script.h (class Version_script_info): Update declarations.
1232 (Version_script_info::get_symbol_version): Change return type to
1233 bool. Add version parameter. Change all callers.
1234 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1235 handling. Handle an empty version from a version script.
1236 (Symbol_table::define_special_symbol): Likewise.
1237 * testsuite/ver_test_10.script: New file.
1238 * testsuite/ver_test_10.sh: New file.
1239 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1240 (check_DATA): Add ver_test_10.syms.
1241 (ver_test_10.syms, ver_test_10.so): New target.
1242 * testsuite/Makefile.in: Rebuild.
1243
58e54ac2
CD		 12442008-07-23 Simon Baldwin <simonb@google.com>
1245
1246 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1247 to zero for undefined symbols from dynamic libraries.
1248
95d14cd3
ILT		 12492008-07-23 Ian Lance Taylor <iant@google.com>
1250
1251 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1252 Change all callers.
1253 * symtab.h (class Symbol_table): Update declaration.
1254 * testsuite/ver_test_9.cc: New file.
1255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1256 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1257 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1258 (ver_test_9.so, ver_test_9.o): New targets.
1259 * testsuite/Makefile.in: Rebuild.
1260
92de84a6
ILT		 12612008-07-22 Ian Lance Taylor <iant@google.com>
1262
34810851
ILT		 1263 * options.h (class General_options): Define --check-sections.
1264 * layout.cc (Layout::set_segment_offsets): Handle
1265 --check-sections.
1266
af6156ef
ILT		 1267 * options.h (class General_options): Define -n/--nmagic and
1268 -N/--omagic.
1269 * options.cc (General_options::finalize): For -n/--nmagic or
1270 -N/--omagic, set -static.
1271 * layout.cc (Layout::attach_allocated_section_to_segment): If
1272 -N/--omagic, don't put read-only and read-write sections in
1273 different segments.
1274 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1275 finding a read-only segment.
1276 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1277 don't set the minimum segment alignment to the common page size,
1278 and don't set the file offset to the address modulo the page size.
1279 * script-sections.cc (Script_sections::create_segments): If
1280 -n/--omagic, don't put read-only and read-write sections in
1281 different segments.
1282
92de84a6
ILT		 1283 * cref.cc: New file.
1284 * cref.h: New file.
1285 * options.h (class General_options): Add --print-symbol-counts.
1286 * main.cc (main): Issue defined symbol report if requested.
1287 * archive.cc (Archive::interpret_header): Make into a const member
1288 function.
1289 (Archive::add_symbols): Call Input_objects::archive_start and
1290 archive_stop.
1291 (Archive::const_iterator): Define new class.
1292 (Archive::begin, Archive::end): New functions.
1293 (Archive::include_all_members): Rewrite to use iterator.
1294 (Archive::count_members): New function.
1295 * archive.h (class Archive): Update declarations.
1296 (Archive::filename): New function.
1297 * object.cc: Include "cref.h".
1298 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1299 (Sized_relobj::do_get_global_symbol_counts): New function.
1300 (Input_objects::add_object): Add object to cross-referencer.
1301 (Input_objects::archive_start): New function.
1302 (Input_objects::archive_stop): New function.
1303 (Input_objects::print_symbol_counts): New function.
1304 * object.h: Declare Cref and Archive.
1305 (Object::get_global_symbol_counts): New function.
1306 (Object::do_get_global_symbol_counts): New pure virtual function.
1307 (class Sized_relobj): Add defined_count_ field. Update
1308 declarations.
1309 (class Input_objects): Add cref_ field. Update constructor.
1310 Update declarations.
1311 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1312 defined_count_.
1313 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1314 symbol counts.
1315 (Sized_dynobj::do_get_global_symbol_counts): New function.
1316 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1317 defined_count_. Update declarations. Define Symbols typedef.
1318 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1319 parameter. Change all callers.
1320 (Symbol_table::add_from_dynobj): Add sympointers and defined
1321 parameters. Change all callers.
1322 * symtab.h (class Symbol_table): Update declarations.
1323 * Makefile.am (CCFILES): Add cref.cc.
1324 (HFILES): Add cref.h.
1325 * Makefile.in: Rebuild.
1326
3f7c5e1d
CD		 13272008-07-22 Simon Baldwin <simonb@google.com>
1328
1329 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1330 to zero when writing undefined symbols.
1331
e0b64032
ILT		 13322008-07-22 Ian Lance Taylor <iant@google.com>
1333
1334 * output.cc (Output_section::add_input_section): Don't try to
1335 merge empty merge sections.
1336
096b02cf
CS		 13372008-07-21 Craig Silverstein <csilvers@google.com>
1338
1339 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1340 Include symbol version in error message.
cd536b21 1341
1d1f116d
CD		 13422008-07-20 Chris Demetriou <cgd@google.com>
1343
cd536b21 1344 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1345 (RANDOM_SEED_CFLAGS): New substituted variable.
1346 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1347 * configure: Rebuild.
1348 * Makefile.in: Likewise.
1349 * testsuite/Makefile.in: Likewise.
1350
a18f591e
ILT		 13512008-07-18 Ian Lance Taylor <iant@google.com>
1352
1353 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1354 where we see NAME/NULL and NAME/VERSION as separate symbols.
1355 * testsuite/ver_test_main.cc (main): Call t4.
1356 (t4, t4_2a): Define.
1357 * testsuite/ver_test_2.cc (t4_2): Define.
1358 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1359 * testsuite/ver_test_4.cc (t4_2a): Define.
1360 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1361 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1362
c6e3f6ed
ILT		 13632008-07-17 Ian Lance Taylor <iant@google.com>
1364
1365 * dynobj.cc (Versions::add_def): If we give an error about a
1366 missing version, go ahead and create the version anyhow.
1367
ef9beddf
ILT		 13682008-07-10 Ian Lance Taylor <iant@google.com>
1369
1370 Handle output sections with more than 0x7fffffff bytes.
1371 * object.h (class Relobj): Change map_to_output_ to
1372 output_sections_, and just keep a section pointer. Change all
1373 uses. Move comdat group support to Sized_relobj.
1374 (Relobj::is_section_specially_mapped): Remove.
1375 (Relobj::output_section): Remove poff parameter. Change all
1376 callers.
1377 (Relobj::output_section_offset): New function.
1378 (Relobj::set_section_offset): Rewrite.
1379 (Relobj::map_to_output): Remove.
1380 (Relobj::output_sections): New function.
1381 (Relobj::do_output_section_offset): New pure virtual function.
1382 (Relobj::do_set_section_offset): Likewise.
1383 (class Sized_relobj): Add section_offsets_ field. Add comdat
1384 group support from Relobj. Update declarations.
1385 (Sized_relobj::get_output_section_offset): New function.
1386 (Sized_relobj::do_output_section_offset): New function.
1387 (Sized_relobj::do_set_section_offset): New function.
1388 * object.cc (Relobj::output_section_address): Remove.
1389 (Sized_relobj::Sized_relobj): Initialize new fields.
1390 (Sized_relobj::include_section_group): Cast find_kept_object to
1391 Sized_relobj.
1392 (Sized_relobj::include_linkonce_section): Likewise.
1393 (Sized_relobj::do_layout): Use separate arrays for output section
1394 and output offset.
1395 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1396 output_sections.
1397 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1398 output_sections and section_offsets.
1399 (Sized_relobj::write_local_symbols): Likewise.
1400 (map_to_kept_section): Compute output address directly.
1401 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1402 output_sections and section_offsets.
1403 (Sized_relobj::write_sections): Likewise.
1404 (Sized_relobj::relocate_sections): Likewise.
1405 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1406 * output.h (class Output_reloc): Update declarations. Change
1407 u2_.relobj to Sized_relobj*.
1408 (class Output_data_reloc): Change add functions to use
1409 Sized_relobj*.
1410 * output.cc (Output_reloc::Output_reloc): Change relobj to
1411 Sized_relobj*.
1412 (Output_reloc::local_section_offset): Change return type to
1413 Elf_Addr. Use get_output_section_offset.
1414 (Output_reloc::get_address): Likewise.
1415 (Output_section::is_input_address_mapped): Don't call
1416 is_section_specially_mapped.
1417 (Output_section::output_offset): Likewise.
1418 (Output_section::output_address): Likewise.
1419 (Output_section::starting_output_address): Likewise.
1420 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1421 parameter to Sized_relobj*.
1422 (Copy_relocs::need_copy_reloc): Likewise.
1423 (Copy_relocs::save): Likewise.
1424 * copy-relocs.h (class Copy_relocs): Update declarations.
1425 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1426 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1427 * target-reloc.h (relocate_for_relocatable): Change
1428 offset_in_output_section type to Elf_Addr. Change code that uses
1429 it as well.
1430 * layout.cc (Layout::layout): Always set *off.
1431 * mapfile.cc (Mapfile::print_input_section): Use
1432 output_section_offset.
1433 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1434 Sized_relobj*.
1435 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1436 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1437 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1438
5cb66f97
ILT		 14392008-07-03 Ian Lance Taylor <iant@google.com>
1440
1441 * layout.cc (Layout::include_section): Do not discard unrecognized
1442 SHT_STRTAB sections.
1443
afe47622
CS		 14442008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1445
1446 * script.cc (Lex::can_continue_name): Make '?' allowable in
1447 version-script names.
1448 * testsuite/version_script.map: Change glob pattern to use '?'
1449
5adf9721
ILT		 14502008-06-30 Manish Singh <yosh@gimp.org>
1451
1452 PR 6585
1453 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1454 Correct typo.
1455
e6fde208
ILT		 14562008-06-30 Ian Lance Taylor <iant@google.com>
1457
1458 PR 6660
1459 PR 6682
1460 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1461 versions]: Don't try to read the value in the contents, since we
1462 don't use it. Use the template endianness when writing.
1463
3f2e6a2d
CC		 14642008-06-25 Cary Coutant <ccoutant@google.com>
1465
1466 * fileread.cc (File_read::make_view): Assert on zero-length view.
1467 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1468 symbol table when there are no symbols to read.
1469
c43d3a48
CS		 14702008-06-23 Craig Silverstein <csilvers@google.com>
1471
1472 * version.cc (version_string): Bump to 1.7
1473
5f494ea0
CS		 14742008-06-18 Craig Silverstein <csilvers@google.com>
1475
1476 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1477 constant 0xFFFF to type Valtype.
1478 (Powerpc_relocate_functions::rel16_ha): Likewise.
1479
c42e122e
ILT		 14802008-06-17 Ian Lance Taylor <iant@google.com>
1481
f34787f8
ILT		 1482 * output.h (Output_section::Input_section): Initialize p2align_ to
1483 zero for Output_section_data constructors.
1484 (Output_section::Input_section::addralign): If not an input
1485 section, return the alignment of the Output_section_data.
1486 * testsuite/copy_test.cc: New file.
1487 * testsuite/copy_test_1.cc: New file.
1488 * testsuite/copy_test_2.cc: New file.
1489 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1490 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1491 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1492 (copy_test_1_pic.o, copy_test_1.so): New targets.
1493 (copy_test_2_pic.o, copy_test_2.so): New targets.
1494 * testsuite/Makefile.in: Rebuild.
1495
c42e122e
ILT		 1496 * script-sections.cc (Script_sections::place_orphan): Initialize
1497 local variable exact.
1498
ce3ac18a
DE		 14992008-06-13 David Edelsohn <edelsohn@gnu.org>
1500
1501 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1502
42cacb20
DE		 15032008-06-12 David Edelsohn <edelsohn@gnu.org>
1504 David S. Miller <davem@davemloft.net>
1505
1506 * powerpc.cc: New file.
1507 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1508 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1509 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1510 * Makefile.in: Rebuild.
1511
7b308235
ILT		 15122008-06-09 Ian Lance Taylor <iant@google.com>
1513
1514 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1515 <exception>.
1516 (throwing, orig_terminate): New static variables.
1517 (terminate_handler): New static function.
1518 (t2): Set terminate handler.
1519
f0b886e3
ILT		 15202008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1521
1522 PR 6584
cd536b21 1523 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1524 alignment.
1525
3e90f135
CC		 15262008-05-30 Cary Coutant <ccoutant@google.com>
1527
1528 * archive.cc (Archive::include_all_members) Correct to step
1529 over symbol table and extended name table in thin archives.
1530
e09ad04a
ILT		 15312008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1532
1533 PR 6407
1534 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1535 calculation.
1536
62b01cb5
ILT		 15372008-05-28 Caleb Howe <cshowe@google.com>
1538
1539 * reduced_debug_output.cc: New file.
1540 * reduced_debug_output.h: New file.
92de84a6 1541 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1542 * options.cc (General_options::finalize): Add strip_debug_non_line
1543 to the strip heirarchy.
1544 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1545 fields.
1546 * layout.cc: Include "reduced_debug_output.h".
1547 (Layout::Layout): Initialize new fields.
1548 (line_only_debug_sections): New static array.
1549 (is_lines_only_debug_sections): New static inline function.
1550 (Layout::include_section): Handle --strip-debug-non-line.
1551 (Layout::make_output_section): If --strip-debug-non-line, build
1552 new output sections for .debug_abbrev and .debug_info.
1553 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1554 gold. Warn about possible overflow.
1555 (read_signed_LEB_128): Likewise.
1556 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1557 (read_signed_LEB_128): Declare.
1558 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1559 (HFILES): Add reduced_debug_output.h.
1560 * Makefile.in: Rebuild.
1561
7d9e3d98
ILT		 15622008-05-21 Ian Lance Taylor <iant@google.com>
1563
1564 * mapfile.cc: New file.
1565 * mapfile.h: New file.
1566 * options.h (class General_options): Add -M/--print-map and -Map.
1567 * options.cc (General_options::finalize): Make -M equivalent to
1568 -Map -.
1569 * main.cc: Include <cstdio> and "mapfile.h".
1570 (main): Open mapfile if requested.
1571 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1572 constructor. Change caller.
1573 (queue_initial_tasks): Add mapfile parameter. Change caller.
1574 (queue_middle_tasks): Likewise.
1575 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1576 declarations.
1577 * archive.cc: Include "mapfile.h".
1578 (Archive::add_symbols): Add mapfile parameter. Change all
1579 callers. Pass mapfile, symbol, and reason to include_member.
1580 (Archive::include_all_members): Add mapfile parameter. Change all
1581 callers.
1582 (Archive::include_member): Add mapfile, sym, and why parameters.
1583 Change all callers. Report inclusion to map file.
1584 * archive.h: Include "fileread.h".
1585 (class Archive): Update declarations.
1586 (Archive::file): New const method.
1587 (class Add_archive_symbols): Add mapfile_ field. Update
1588 constructor. Change all callers.
1589 * readsyms.h (class Read_symbols): Likewise.
1590 (class Finish_group): Likewise.
1591 (class Read_script): Likewise.
1592 * common.cc: Include "mapfile.h".
1593 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1594 all callers.
1595 (Symbol_table::do_allocate_commons): Likewise.
1596 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1597 symbol allocation to mapfile.
1598 * common.h (class Allocate_commons_task): Add mapfile_ field.
1599 Update constructor. Change all callers.
1600 * symtab.h (class Symbol_table): Update declarations.
1601 * layout.cc: Include "mapfile.h".
1602 (Layout_task_runner::run): Print information to mapfile.
1603 (Layout::create_gold_note): Change Output_data_fixed_space to
1604 Output_data_zero_fill.
1605 (Layout::create_build_id): Likewise.
1606 (Layout::print_to_mapfile): New function.
1607 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1608 constructor. Change caller.
1609 (class Layout): Declare print_to_mapfile.
1610 * output.cc (Output_section::Input_section::print_to_mapfile): New
1611 function.
1612 (Output_section::add_input_section): If producing a map, always
1613 add to input_sections_ list.
1614 (Output_section::do_print_to_mapfile): New function.
1615 (Output_segment::print_sections_to_mapfile): New function.
1616 (Output_segment::print_section_list_to_mapfile): New function.
1617 * output.h: Include "mapfile.h".
1618 (Output_data::print_to_mapfile): New function.
1619 (Output_data::do_print_to_mapfile): New virtual function.
1620 (Output_segment_headers::do_print_to_mapfile): New function.
1621 (Output_file_header::do_print_to_mapfile): New function.
1622 (Output_data_const::do_print_to_mapfile): New function.
1623 (class Output_data_const_buffer): Add map_name_ field. Update
1624 constructor. Change all callers. Add do_print_to_mapfile
1625 function.
1626 (class Output_data_fixed_space): Likewise.
1627 (class Output_data_space): Likewise.
1628 (class Output_data_zero_fill): New class.
1629 (Output_data_strtab::do_print_to_mapfile): New function.
1630 (Output_data_reloc_base::do_print_to_mapfile): New function.
1631 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1632 (Output_data_group::do_print_to_mapfile): New function.
1633 (Output_data_got::do_print_to_mapfile): New function.
1634 (Output_data_dynamic::do_print_to_mapfile): New function.
1635 (Output_symtab_xindex::do_print_to_mapfile): New function.
1636 (class Output_section): Declare do_print_to_mapflie. Declare
1637 print_to_mapfile in Input_section.
1638 (class Output_segment): Declare new functions.
1639 * object.h (Sized_relobj::symbol_count): New function.
1640 * script-sections.cc
1641 (Output_section_element_dot_assignment::set_section_addresses):
1642 Change Output_data_fixed_space to Output_data_zero_fill.
1643 (Output_data_expression::do_print_to_mapfile): New function.
1644 * script.cc (read_input_script): Add mapfile parameter. Change
1645 all callers.
1646 * script.h (read_input_script): Update declaration.
1647 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1648 (Eh_frame::do_print_to_mapfile): New function.
1649 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1650 (Output_merge_string::do_print_to_mapfile): New function.
1651 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1652 function.
1653 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1654 function.
1655 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1656 function.
1657 * Makefile.am (CCFILES): Add mapfile.cc.
1658 (HFILES): Add mapfile.h.
1659 * Makefile.in: Rebuild.
1660
9f1d377b
ILT		 16612008-05-19 Ian Lance Taylor <iant@google.com>
1662
1663 * options.h (class General_options): Add -z relro.
1664 * layout.cc (Layout::Layout): Initialize relro_segment_.
1665 (Layout::add_output_section_data): Return the output section.
1666 (Layout::make_output_section): Rcognize relro sections and mark
1667 them appropriately.
1668 (Layout::attach_allocated_section_to_segment): Put relro sections
1669 in a PT_GNU_RELRO segment.
1670 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1671 section as relro.
1672 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1673 PT_TLS segments.
1674 (Layout::linkonce_mapping): Map d.rel.ro.local to
1675 .data.rel.ro.local.
1676 (Layout::output_section_name): Us .data.rel.ro.local for any
1677 section which begins with that.
1678 * layout.h (class Layout): Update add_output_section_data
1679 declaration. Add relro_segment_ field.
1680 * output.cc (Output_section::Output_section): Initialize is_relro_
1681 and is_relro_local_ fields.
1682 (Output_segment::add_output_section): Group relro sections.
1683 (Output_segment::is_first_section_relro): New function.
1684 (Output_segment::maximum_alignment): If there is a relro section,
1685 align the segment to the common page size.
1686 (Output_segment::set_section_addresses): Track whether we are
1687 looking at relro sections. If the last section is a relro
1688 section, align to the common page size.
1689 (Output_segment::set_section_list_addresses): Add in_relro
1690 parameter. Change all callers. Align to the page size when
1691 moving from relro to non-relro section.
1692 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1693 segment.
1694 * output.h (class Output_section): Add is_relro_ and
1695 is_relro_local_ fields.
1696 (Output_section::is_relro): New function.
1697 (Output_section::set_is_relro): New function.
1698 (Output_section::is_relro_local): New function.
1699 (Output_section::set_is_relro_local): New function.
1700 (class Output_segment): Update declarations.
1701 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1702 * sparc.cc (Target_sparc::got_section): Likewise.
1703 * x86_64.cc (Target_x86_64::got_section): Likewise.
1704 * testsuite/relro_test_main.cc: New file.
1705 * testsuite/relro_test.cc: New file.
1706 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1707 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1708 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1709 (relro_test.so, relro_test_pic.o): New targets.
1710 * testsuite/Makefile.in: Rebuild.
1711
a984ee1d
ILT		 17122008-05-16 Ian Lance Taylor <iant@google.com>
1713
01676dcd
ILT		 1714 * output.cc (Output_segment::add_output_section): Remove front
1715 parameter.
1716 * output.h (class Output_segment): Remove
1717 add_initial_output_section and overloaded add_output_section.
1718 Update declaration of remaining add_output_section.
1719 * layout.cc (Layout::create_interp): Call add_output_section
1720 rather than add_initial_output_section.
1721 (Layout::finish_dynamic_section): Likewise.
1722
497897f9
ILT		 1723 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1724 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1725 know the dynamic type.
1726 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1727 field. Initialize it in constructor.
1728 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1729 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1730 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1731 reloc.
1732
a984ee1d
ILT		 1733 * output.cc (Output_reloc::get_address): Change return type to
1734 Elf_Addr.
1735 * output.h (class Output_reloc): Update get_address declaration.
1736 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1737 for section addresses.
1738
55ba0940
ILT		 17392008-05-09 Ian Lance Taylor <iant@google.com>
1740
1741 PR 6493
1742 * gold.cc (gold_nomem): Use return value of write.
1743
75517b77
ILT		 17442008-05-08 Ian Lance Taylor <iant@google.com>
1745
1746 * symtab.c (Symbol::init_base_output_data): Add version
1747 parameter. Change all callers.
1748 (Symbol::init_base_output_segment): Likewise.
1749 (Symbol::init_base_constant): Likewise.
1750 (Symbol::init_base_undefined): Likewise.
1751 (Sized_symbol::init_output_data): Likewise.
1752 (Sized_symbol::init_output_segment): Likewise.
1753 (Sized_symbol::init_constant): Likewise.
1754 (Sized_symbol::init_undefined): Likewise.
1755 (Symbol_table::do_define_in_output_data): If the new symbol has a
1756 version, mark it as the default.
1757 (Symbol_table::do_define_in_output_segment): Likewise.
1758 (Symbol_table::do_define_as_constant): Likewise.
1759 * symtab.h (class Symbol): Update declarations.
1760 (class Sized_symbol): Likewise.
1761 * resolve.cc (Symbol::override_version): New function.
c42e122e 1762 (Symbol::override_base): Call override_version.
75517b77
ILT		 1763 (Symbol::override_base_with_special): Likewise.
1764 * testsuite/ver_script_8.script: New file.
1765 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1766 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1767 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1768 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1769
f1f70eae
ILT		 17702008-05-06 Ian Lance Taylor <iant@google.com>
1771
f3e9c5c5
ILT		 1772 PR 6049
1773 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1774 functions.
1775 (class General_options): Remove existing --undefined, and add
1776 --no-undefined instead. Add new --undefined as synonym for -u.
1777 * archive.cc (Archive::add_symbols): Check whether symbol was
1778 named with -u.
1779 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1780 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1781 all uses. Add IS_UNDEFINED. Update declarations to split
1782 different versions of init_base. Declare init_base_undefined.
1783 (Symbol::is_defined): Handle IS_UNDEFINED.
1784 (Symbol::is_undefined): Likewise.
1785 (Symbol::is_weak_undefined): Call is_undefined.
1786 (Symbol::is_absolute): Handle IS_CONSTANT.
1787 (class Sized_symbol): Update declarations to split different
1788 versions of init. Declare init_undefined.
1789 (class Symbol_table): Declare new functions.
1790 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1791 Change all callers.
1792 (Symbol::init_base_output_data): Likewise.
1793 (Symbol::init_base_output_segment): Likewise.
1794 (Symbol::init_base_constant): Likewise.
1795 (Symbol::init_base_undefined): New function.
1796 (Sized_symbol::init_object): Rename from init. Change all
1797 callers.
1798 (Sized_symbol::init_output_data): Likewise.
1799 (Sized_symbol::init_output_segment): Likewise.
1800 (Sized_symbol::init_constant): Likewise.
1801 (Sized_symbol::init_undefined): New function.
1802 (Symbol_table::add_undefined_symbols_from_command_line): New
1803 function.
1804 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1805 function.
1806 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1807 (Symbol::output_section): Likewise.
1808 (Symbol::set_output_section): Likewise.
1809 (Symbol_table::sized_finalize_symbol): Likewise.
1810 (Symbol_table::sized_write_globals): Likewise.
1811 * resolve.cc (Symbol_table::should_override): Likewise.
1812 (Symbol::override_base_with_special): Likewise.
1813
8bdcdf2c
ILT		 1814 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1815 symbol, change it to have default visibility.
1816 * testsuite/protected_1.cc: New file.
1817 * testsuite/protected_2.cc: New file.
1818 * testsuite/protected_3.cc: New file.
1819 * testsuite/protected_main_1.cc: New file.
1820 * testsuite/protected_main_2.cc: New file.
1821 * testsuite/protected_main_3.cc: New file.
1822 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1823 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1824 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1825 (protected_1.so): New target.
1826 (protected_1_pic.o, protected_2_pic.o): New targets.
1827 (protected_3_pic.o): New target.
1828 (check_PROGRAMS): Add protected_2.
1829 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1830 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1831 * testsuite/Makefile.in: Rebuild.
1832
2b706932
ILT		 1833 * options.h (DEFINE_var): Add set_user_set_##varname__.
1834 (DEFINE_bool_alias): New macro.
1835 (class General_options): Define -Bstatic using DEFINE_bool_alias
1836 rather than DEFINE_special. Add --undefined as an alias for -z
1837 defs.
1838 * options.cc (General_options::parse_Bstatic): Remove.
1839
d82a5bcc
ILT		 1840 * options.h (class General_options): Add --fatal-warnings.
1841 * main.cc (main): Implement --fatal-warnings.
1842 * errors.h (Errors::warning_count): New function.
1843
f1f70eae
ILT		 1844 * options.h (class General_options): Add -Bsymbolic-functions.
1845 * symtab.h (Symbol::is_preemptible): Check for
1846 -Bsymbolic-functions.
1847
8825ac63
ILT		 18482008-05-05 Ian Lance Taylor <iant@google.com>
1849
d98bc257
ILT		 1850 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1851 as noVARNAME rather than no-VARNAME.
1852 (class General_options): Add option -z combreloc.
1853 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1854 get_address.
1855 (Output_reloc::sort_before) [SHT_REL]: New function.
1856 (Output_reloc::sort_before) [SHT_RELA]: New function.
1857 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1858 Sort_relocs_comparison.
1859 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1860 parameter. Change all callers.
1861 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1862 sort_relocs parameter. Change all callers.
1863 * output.cc (Output_reloc::get_address): New function, broken out
1864 of write_rel.
1865 (Output_reloc::write_rel): Call it.
1866 (Output_reloc::compare): New function.
1867 (Output_data_reloc_base::do_write): Optionally sort relocs.
1868
60b2b4e7
ILT		 1869 * configure.ac: If targ_extra_obj is set, link it in.
1870 * configure.tgt: Initialize all variables.
1871 (x86_64*): Set targ_extra_obj and targ_extra_size.
1872 * configure: Rebuild.
1873
8825ac63
ILT		 1874 * object.cc (Sized_relobj::include_section_group): Adjust section
1875 indexes read from group data. Build vector to pass to
1876 layout_group.
1877 * layout.cc (Layout::layout_group): Add flags and shndxes
1878 parameters. Remove contents parameter. Change caller. Update
1879 explicit instantiations.
1880 * layout.h (class Layout): Update layout_group declaration.
1881 * output.cc (Output_data_group::Output_data_group): Add flags and
1882 input_shndxes parameters. Remove contents parameter. Change
1883 caller.
1884 (Output_data_group::do_write): Change input_sections_ to
1885 input_shndxes_.
1886 * output.h (class Output_data_group): Update constructor
1887 declaration. Rename input_sections_ to input_shndxes_.
1888 * testsuite/many_sections_test.cc: Add template.
1889
e94cf127
CC		 18902008-04-30 Cary Coutant <ccoutant@google.com>
1891
4418b2d5
CC		 1892 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1893
e94cf127
CC		 1894 * layout.cc (Layout::include_section): Refactored check for debug
1895 info section.
1896 (Layout::add_comdat): Add new parameters. Change type
1897 of signature parameter. Add object and shndx to signatures table.
1898 (Layout::find_kept_object): New function.
1899 * layout.h: Include <cstring>.
1900 (Layout::is_debug_info_section): New function.
1901 (Layout::add_comdat): Add new parameters.
1902 (Layout::find_kept_object): New function.
1903 (Layout::Kept_section): New struct.
1904 (Layout::Signatures): Change type of map range.
1905 * object.cc (Relobj::output_section_address): New function.
1906 (Sized_relobj::include_section_group): Add new parameters. Change
1907 calls to Layout::add_comdat. Change to build table of kept comdat
1908 groups and table mapping discarded sections to kept sections.
1909 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1910 (Sized_relobj::do_layout): Change calls to include_section_group and
1911 include_linkonce_section.
1912 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1913 value to zero when section is discarded.
1914 (Sized_relobj::map_to_kept_section): New function.
1915 * object.h (Relobj::output_section_address): New function.
1916 (Relobj::Comdat_group): New type.
1917 (Relobj::find_comdat_group): New function.
1918 (Relobj::Comdat_group_table): New type.
1919 (Relobj::Kept_comdat_section): New type.
1920 (Relobj::Kept_comdat_section_table): New type.
1921 (Relobj::add_comdat_group): New function.
1922 (Relobj::set_kept_comdat_section): New function.
1923 (Relobj::get_kept_comdat_section): New function.
1924 (Relobj::comdat_groups_): New field.
1925 (Relobj::kept_comdat_sections_): New field.
1926 (Symbol_value::input_value): Update comment.
1927 (Sized_relobj::map_to_kept_section) New function.
1928 (Sized_relobj::include_linkonce_section): Add new parameter.
1929 * target-reloc.h (Comdat_behavior): New type.
1930 (get_comdat_behavior): New function.
1931 (relocate_section): Add code to map a discarded section to the
1932 corresponding kept section when applying a relocation.
1933
e4e5049b
CS		 19342008-04-30 Craig Silverstein <csilvers@google.com>
1935
1936 * dwarf_reader.cc (next_generation_count): New static var.
1937 (Addr2line_cache_entry): New struct.
1938 (addr2line_cache): New static var.
1939 (Dwarf_line_info::one_addr2line): Added caching.
1940 (Dwarf_line_info::clear_addr2line_cache): New function.
1941 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1942 cache-size parameter.
1943 (Dwarf_line_info::one_addr2line_cache): New function.
1944 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1945 new cache-size argument to one_addr2line(), and clear cache.
1946
d09e9154
CC		 19472008-04-28 Cary Coutant <ccoutant@google.com>
1948
1949 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1950 R_386_PC8 relocations.
1951
7ef73768
ILT		 19522008-04-23 Ian Lance Taylor <iant@google.com>
1953
55438702
ILT		 1954 * object.cc (Sized_relobj::include_section_group): Check for
1955 invalid section group.
1956
c165fb93
ILT		 1957 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1958 header size.
1959
7ef73768
ILT		 1960 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1961 than read for file header.
1962 * archive.cc (Archive::include_member): Likewise.
1963
6194aaab
L		 19642008-04-23 Paolo Bonzini <bonzini@gnu.org>
1965
1966 * aclocal.m4: Regenerate.
1967 * configure: Regenerate.
1968
d491d34e
ILT		 19692008-04-19 Ian Lance Taylor <iant@google.com>
1970
5ea2bac6
ILT		 1971 * version.cc (version_string): Bump to 1.6.
1972
7bc3e21a
ILT		 1973 * testsuite/Makefile.am (many_sections_r_test): New target.
1974 (many_sections_r_test_SOURCES): Remove.
1975 (many_sections_r_test_DEPENDENCIES): Remove.
1976 (many_sections_r_test_LDFLAGS): Remove.
1977 (many_sections_r_test_LDADD): Remove.
1978
7fcd3aa9
ILT		 1979 * object.cc (Sized_relobj::do_add_symbols): Always pass
1980 local_symbol_count_ to add_from_relobj.
1981
4c94d6ae
ILT		 1982 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1983 every thousand variables.
1984 * testsuite/Makefile.in: Rebuild.
1985
d491d34e
ILT		 1986 * object.cc (Xindex::initialize_symtab_xindex): New function.
1987 (Xindex::read_symtab_xindex): New function.
1988 (Xindex::sym_xindex_to_shndx): New function.
1989 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1990 available.
1991 (Sized_relobj::do_initialize_xindex): New function.
1992 (Sized_relobj::do_read_symbols): Adjust section links.
1993 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1994 parameter. Change all callers.
1995 (Sized_relobj::include_section_group): Adjust section links and
1996 symbol section indexes.
1997 (Sized_relobj::do_layout): Adjust section links.
1998 (Sized_relobj::do_count_local_symbols): Adjust section links and
1999 symbol section indexes.
2000 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2001 ordinary and special symbols.
2002 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2003 dynsym_xindex parameters. Change all callers. Adjust section
2004 links. Use SHN_XINDEX when needed.
2005 (Sized_relobj::get_symbol_location_info): Adjust section links.
2006 Don't get fooled by special symbols.
2007 * object.h (class Xindex): Define.
2008 (class Object): Add xindex_ parameter. Declare virtual functoin
2009 do_initialize_xindex.
2010 (Object::adjust_sym_shndx): New function.
2011 (Object::set_xindex): New protected function.
2012 (class Symbol_value): Add is_ordinary_shndx_ field.
2013 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2014 (Symbol_value::value): Assert ordinary section.
2015 (Symbol_value::initialize_input_to_output_map): Likewise.
2016 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2017 Change all callers.
2018 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2019 all callers.
2020 (class Sized_relobj): Update declarations.
2021 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2022 parameter. Change all callers.
2023 (Sized_relobj::adjust_shndx): New function.
2024 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2025 field.
2026 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2027 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2028 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2029 (Sized_dynobj::read_dynsym_section): Adjust section links.
2030 (Sized_dynobj::read_dynamic): Likewise.
2031 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2032 section links.
2033 (Sized_dynobj::do_initialize_xindex): New function.
2034 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2035 do_initialize_xindex.
2036 (Sized_dynobj::adjust_shndx): New function.
2037 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2038 dynsym_xindex_ fields.
2039 (Layout::finalize): Add a call to set_section_indexes before
2040 creating the symtab sections.
2041 (Layout::set_section_indexes): Don't do anything if the section
2042 already has a section index.
2043 (Layout::create_symtab_sections): Add shnum parameter. Change
2044 caller. Create .symtab_shndx section if needed.
2045 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2046 caller.
2047 (Layout::allocated_output_section_count): New function.
2048 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2049 needed.
2050 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2051 fields. Update declarations.
2052 (Layout::symtab_xindex): New function.
2053 (Layout::dynsym_xindex): New function.
2054 (class Write_symbols_task): Add layout_ field.
2055 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2056 Change caller.
2057 * output.cc (Output_section_headers::Output_section_headers): Add
2058 shstrtab_section parameter. Change all callers.
2059 (Output_section_headers::do_sized_write): Store overflow values
2060 for section count and section string table section index in
2061 section header zero.
2062 (Output_file_header::do_sized_write): Check for overflow of
2063 section count and section string table section index.
2064 (Output_symtab_xindex::do_write): New function.
2065 (Output_symtab_xindex::endian_do_write): New function.
2066 * output.h (class Output_section_headers): Add shstrtab_section_.
2067 Update declarations.
2068 (class Output_symtab_xindex): Define.
2069 (Output_section::has_out_shndx): New function.
2070 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2071 field.
2072 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2073 Change all callers.
2074 (Sized_symbol::init): Likewise.
2075 (Symbol::output_section): Check for ordinary symbol.
2076 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2077 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2078 callers.
2079 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2080 Change all callers. Simplify handling of symbols from sections
2081 not included in the link.
2082 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2083 distinction.
2084 (Weak_alias_sorter::operator()): Assert that symbols are
2085 ordinary.
2086 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2087 distinction.
2088 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2089 parameters. Change all callers.
2090 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2091 symbol distinction. Use SHN_XINDEX when needed.
2092 (Symbol_table::write_section_symbol): Add symtab_xindex
2093 parameter. Change all callers.
2094 (Symbol_table::sized_write_section_symbol): Likewise. Use
2095 SHN_XINDEX when needed.
2096 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2097 declarations.
2098 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2099 (Symbol::is_defined): Check is_ordinary.
2100 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2101 (Symbol::is_absolute, Symbol::is_common): Likewise.
2102 (class Sized_symbol): Update declarations.
2103 (class Symbol_table): Update declarations.
2104 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2105 parameters. Change all callers.
2106 (Sized_symbol::override): Likewise.
2107 (Symbol_table::override): Likewise.
2108 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2109 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2110 is_ordinary, and orig_st_shndx parameters. Change all callers.
2111 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2112 to be in an ordinary section.
2113 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2114 object and is_ordinary parameters. Change all callers.
2115 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2116 Change all callers. Don't add undefined or non-ordinary symbols
2117 to reloc_map_.
2118 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2119 Change all callers.
2120 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2121 declarations.
2122 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2123 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2124 (Sized_relobj::relocate_sections): Likewise.
2125 * target-reloc.h (scan_relocs): Adjust section symbol index.
2126 (scan_relocatable_relocs): Likewise.
2127 * i386.cc (Scan::local): Check for ordinary symbols.
2128 * sparc.cc (Scan::local): Likewise.
2129 * x86_64.cc (Scan::local): Likewise.
2130 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2131 to symbol_section_and_value.
2132 * testsuite/many_sections_test.cc: New file.
2133 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2134 (check_PROGRAMS): Add many_sections_test.
2135 (many_sections_test_SOURCES): Define.
2136 (many_sections_test_DEPENDENCIES): Define.
2137 (many_sections_test_LDFLAGS): Define.
2138 (BUILT_SOURCES): Add many_sections_define.h.
2139 (many_sections_define.h): New target.
2140 (BUILT_SOURCES): Add many_sections_check.h.
2141 (many_sections_check.h): New target.
2142 (check_PROGRAMS): Add many_sections_r_test.
2143 (many_sections_r_test_SOURCES): Define.
2144 (many_sections_r_test_DEPENDENCIES): Define.
2145 (many_sections_r_test_LDFLAGS): Define.
2146 (many_sections_r_test_LDADD): Define.
2147 (many_sections_r_test.o): New target.
2148 * testsuite/Makefile.in: Rebuild.
2149
c5818ff1
CC		 21502008-04-17 Cary Coutant <ccoutant@google.com>
2151
2152 * errors.cc (Errors::info): New function.
2153 (gold_info): New function.
2154 * errors.h (Errors::info): New function.
2155 * gold.h (gold_info): New function.
2156 * object.cc (Input_objects::add_object): Print trace output.
2157 * options.cc (options::parse_set): New function.
2158 (General_options::parse_wrap): Deleted.
2159 (General_options::General_options): Deleted initializer.
2160 * options.h (options::String_set): New typedef.
2161 (options::parse_set): New function.
2162 (DEFINE_set): New macro.
2163 (General_options::wrap): Changed to use DEFINE_set. Changed
2164 callers of any_wrap_symbols and is_wrap_symbol.
2165 (General_options::trace, General_options::trace_symbol):
2166 New options.
2167 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2168 (General_options::wrap_symbols_): Deleted.
2169 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2170
b5be4a7c
DM		 21712008-04-17 David S. Miller <davem@davemloft.net>
2172
2173 * options.cc (General_options::parse_V): New function.
2174 * options.h: Add entries for -V and -Qy.
2175
155a0dd7
ILT		 21762008-04-17 Ian Lance Taylor <iant@google.com>
2177
2178 * common.cc (Symbol_table::allocate_commons): Remove options
2179 parameter. Change caller.
2180 (Symbol_table::do_allocate_commons): Remove options parameter.
2181 Change caller. Just call do_allocate_commons_list twice.
2182 (Symbol_table::do_allocate_commons_list): New function, broken out
2183 of do_allocate_commons.
2184 * common.h (class Allocate_commons_task): Remove options_ field.
2185 Update constructor.
2186 * symtab.cc (Symbol_table::Symbol_table): Initialize
2187 tls_commons_.
2188 (Symbol_table::add_from_object): Put TLS common symbols on
2189 tls_commons_ list.
2190 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2191 which are IN_OUTPUT_DATA.
2192 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2193 allocate_commons and do_allocate_commons declarations. Declare
2194 do_allocate_commons_list.
2195 * gold.cc (queue_middle_tasks): Update creation of
2196 Allocate_commons_task to not pass options.
2197 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2198 (TLS_TEST_C_FLAGS): New variable.
2199 (tls_test_c_pic.o): New target.
2200 (tls_test_shared.so): Link in tls_test_c_pic.o.
2201 (tls_test_c_pic_ie.o): New target.
2202 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2203 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2204 (tls_test_c.o): New target.
2205 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2206 (tls_pic_test_LDADD): Likewise.
2207 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2208 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2209 (tls_test_c_gnu2.o): New target.
2210 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2211 tls_test_c_gnu2.o.
2212 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2213 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2214 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2215 * testsuite/tls_test.cc: Include "config.h".
2216 (t_last): Call t11_last.
2217 * testsuite/tls_test.h (t11, t11_last): Declare.
2218 * testsuite/tls_test_c.c: New file.
2219 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2220 * configure.ac: Check for OpenMP support.
2221 * configure, config.in, Makefile.in: Rebuild.
2222 * testsuite/Makefile.in: Rebuild.
2223
edfbb029
CC		 22242008-04-16 Cary Coutant <ccoutant@google.com>
2225
2226 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2227 (Target_i386::tls_base_symbol_defined_): New field.
2228 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2229 (Target_i386::Scan::global): Likewise.
2230 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2231 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2232 (Target_x86_64::tls_base_symbol_defined_): New field.
2233 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2234 (Target_x86_64::Scan::global): Likewise.
2235
f3c69fca
CC		 22362008-04-16 Cary Coutant <ccoutant@google.com>
2237
2238 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2239 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2240 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2241 building shared libraries.
2242 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2243 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2244 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2245 * testsuite/Makefile.in: Rebuild.
2246 * testsuite/weak_undef.h: New file.
2247 * testsuite/weak_undef_file1.cc: Add extra test cases.
2248 * testsuite/weak_undef_file2.cc: Likewise.
2249 * testsuite/weak_undef_test.cc: Likewise.
2250
7c414435
DM		 22512008-04-16 David S. Miller <davem@davemloft.net>
2252
32b769e1
DM		 2253 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2254 Add issued_non_pic_error_ field. Declare check_non_pic.
2255 (Target_sparc::Scan::check_non_pic): New function.
2256 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2257 (Target_sparc::Scan::global): Likewise.
2258
11936fb1
DM		 2259 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2260 * configure: Rebuild.
2261
7c414435
DM		 2262 * options.h (DEFINE_enable): New macro.
2263 (new_dtags): New enable option.
2264 (initfirst, interpose, loadfltr, nodefaultlib,
2265 nodelete, nodlopen, nodump): New -z options.
2266 * layout.cc (Layout:finish_dynamic_section): If new
2267 dtags enabled, emit DT_RUNPATH. Also, emit a
2268 DT_FLAGS_1 containing any specified -z flags.
2269
85c7bf8b
ILT		 22702008-04-16 Ian Lance Taylor <iant@google.com>
2271
12c0daef
ILT		 2272 * copy-relocs.cc: New file.
2273 * copy-relocs.h: New file.
2274 * reloc.cc: Remove Copy_relocs code.
2275 * reloc.h: Likewise.
2276 * reloc-types.h (struct Reloc_types) [both versions]: Add
2277 get_reloc_addend_noerror.
2278 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2279 variants of add_global which take an addend which must be zero.
2280 * i386.cc: Include "copy-relocs.h".
2281 (class Target_i386): Change type of copy_relocs_ to variable,
2282 update initializer.
2283 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2284 Change all callers.
2285 (Target_i386::do_finalize_sections): Change handling of
2286 copy_relocs_.
2287 * sparc.cc: Include "copy-relocs.h".
2288 (class Target_sparc): Change type of copy_relocs_ to variable,
2289 update initializer.
2290 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2291 Change all callers.
2292 (Target_sparc::do_finalize_sections): Change handling of
2293 copy_relocs_.
2294 * x86_64.cc: Include "copy-relocs.h".
2295 (class Target_x86_64): Change type of copy_relocs_ to variable,
2296 update initializer.
2297 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2298 class. Change all callers.
2299 (Target_x86_64::do_finalize_sections): Change handling of
2300 copy_relocs_.
2301 * Makefile.am (CCFILES): Add copy-relocs.cc.
2302 (HFILES): Add copy-relocs.h.
2303
4f4995b6
ILT		 2304 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2305
85c7bf8b
ILT		 2306 * testsuite/script_test_4.sh: Permit leading zeroes.
2307
4f2a9edd
ILT		 23082008-04-15 Ian Lance Taylor <iant@google.com>
2309
e6188289
ILT		 2310 * script-sections.cc (Script_sections::create_segments): Use
2311 header_size_adjustment even when there is enough room for the
2312 headers.
2313 * testsuite/script_test_4.sh: New file.
2314 * testsuite/script_test_4.t: New file.
2315 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2316 (check_DATA): Add script_test_4.stdout.
2317 (MOSTLYCLEANFILES): Likewise.
2318 (script_test_4): New target.
2319 (script_test_4.stdout): New target.
2320 * testsuite/Makefile.in: Rebuild.
2321
4f2a9edd
ILT		 2322 * sparc.cc: Add definitions for Output_data_plt_sparc class
2323 constants.
2324
f5314dd5
DM		 23252008-04-14 David S. Miller <davem@davemloft.net>
2326
2327 * sparc.cc: New file.
2328 * Makefile.am (TARGETSOURCES): Add sparc.cc
2329 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2330 * configure.tgt: Document targ_extra_size and
2331 targ_extra_big_endian. Add entries for sparc-* and
2332 sparc64-*.
2333 * configure.ac: Handle targ_extra_size and
2334 targ_extra_big_endian.
2335 * Makefile.in: Rebuild.
2336 * configure: Likewise.
2337 * po/POTFILES.in: Likewise.
2338 * po/gold.pot: Likewise.
2339
154e0e9a
ILT		 23402008-04-14 Ian Lance Taylor <iant@google.com>
2341
2342 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2343 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2344 in the name/type/flags to section mapping. Don't call
2345 allocate_output_section.
2346 (Layout::choose_output_section): Change parameter from adjust_name
2347 to is_input_section. Don't permit input sections after sections
2348 are attached to segments. Don't call allocate_output_section.
2349 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2350 not write_enable_output_section.
2351 (Layout::make_output_section): Don't push to
2352 unattached_section_list_ nor call attach_to_segment. Call
2353 attach_section_to_segment if sections are attached.
2354 (Layout::attach_sections_to_segments): New function.
2355 (Layout::attach_section_to_segment): New function.
2356 (Layout::attach_allocated_section_to_segment): Rename from
2357 attach_to_segment. Remove flags parameter.
2358 (Layout::allocate_output_section): Remove function.
2359 (Layout::write_enable_output_section): Remove function.
2360 * layout.h (class Layout): Update for above changes. Add new
2361 field sections_are_attached_.
2362 * output.h (Output_section::update_flags_for_input_section): New
2363 function.
2364 * output.cc (Output_section::add_input_section): Call
2365 update_flags_for_input_section.
2366 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2367
009a67a2
CC		 23682008-04-11 Cary Coutant <ccoutant@google.com>
2369
2370 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2371 thought unnecessary.
2372 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2373
759b1a24
ILT		 23742008-04-11 Ian Lance Taylor <iant@google.com>
2375
2376 * output.h (class Output_section_data): Remove inline definition
2377 of set_addralign.
2378 * output.cc (Output_section_data::set_addralign): New function.
2379
c2b45e22
CC		 23802008-04-11 Cary Coutant <ccoutant@google.com>
2381
2382 Add support for TLS descriptors for i386 and x86_64.
2383 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2384 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2385 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2386 GOT_TYPE_TLS_DESC.
2387 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2388 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2389 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2390 relocations.
2391 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2392 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2393 Fix problem with initial-exec relocations.
2394 (Target_i386::Relocate::relocate_tls): Likewise.
2395 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2396 relaxation.
2397 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2398 support for section-plus-offset dynamic table entries.
2399 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2400 (Output_data_dynamic::Dynamic_entry): Add support for
2401 section-plus-offset dynamic table entries.
2402 (Output_data_dynamic::Classification): Likewise.
2403 (Output_data_dynamic::classification_): Renamed offset_.
2404 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2405 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2406 (Target_x86_64::make_plt_section): New function.
2407 (Target_x86_64::reserve_tlsdesc_entries): New function.
2408 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2409 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2410 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2411 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2412 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2413 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2414 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2415 add extra PLT entry for TLS descriptors.
2416 (Output_data_plt_x86_64::got_): New field.
2417 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2419 fields.
2420 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2421 descriptors.
2422 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2423 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2424 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2425 R_386_TLS_DESC_CALL relocations.
2426 (Target_x86_64::Scan::global): Likewise.
2427 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2428 for TLS descriptors.
2429 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2430 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2431 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2432 GD-to-IE relaxation.
2433 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2434 and TLS_DESCRIPTORS.
2435 * Makefile.in: Rebuild.
2436 * configure: Rebuild.
2437 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2438 (tls_test_shared2.so): New target.
2439 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2440 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2441 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2442 (tls_shared_gd_to_ie_test_LDADD): New variable.
2443 (tls_shared_gnu2_gd_to_ie_test): New target.
2444 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2445 New targets.
2446 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2447 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2448 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2449 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2450 (tls_shared_gnu2_test): New target.
2451 (tls_test_gnu2_shared.so): New target.
2452 (tls_shared_gnu2_test_SOURCES): New variable.
2453 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2454 (tls_shared_gnu2_test_LDFLAGS): New variable.
2455 (tls_shared_gnu2_test_LDADD): New variable.
2456 * testsuite/Makefile.in: Rebuild.
2457 * testsuite/Makefile.
2458
83bfb6b7
ILT		 24592008-04-11 Ian Lance Taylor <iant@google.com>
2460
2461 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2462 justsyms.t.
2463 * testsuite/Makefile.in: Rebuild.
2464
2465 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2466 long.
2467 * testsuite/script_test_2.cc (main): Adjust test.
2468
706e1f5e
ILT		 24692008-04-11 David S. Miller <davem@davemloft.net>
2470 Ian Lance Taylor <iant@google.com>
2471
2472 * options.h (General_options): Add entries for '-Y' and
2473 '-relax'.
2474 * options.cc (General_options:finalize): If -Y was used, add those
2475 entries to the library path instead of the default "/lib" and
2476 "/usr/lib".
2477
7c98e6bb
DM		 24782008-04-11 David S. Miller <davem@davemloft.net>
2479
2480 * testsuite/justsyms.t: Start at 0x100.
2481 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2482 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2483 long.
2484 * testsuite/script_test_2.cc: Adjust string and section length
2485 checks.
7c98e6bb 2486
99a37bfd
ILT		 24872008-04-09 Ian Lance Taylor <iant@google.com>
2488
2cefc357
ILT		 2489 PR gold/5996
2490 * script-sections.cc (Sections_element::allocate_to_segment): Add
2491 orphan parameter.
2492 (Output_section_definition::allocate_to_segment): Likewise.
2493 (Orphan_output_section::allocate_to_segment): Likewise.
2494 (Script_sections::attach_sections_using_phdrs_clause): Don't
2495 propagate non-PT_LOAD segments to orphan sections.
2496 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2497 readelf rather than objdump.
2498 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2499 .interp section and PT_INTERP segment are the same size.
2500 * testsuite/Makefile.in: Rebuild.
2501
99a37bfd
ILT		 2502 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2503 aliases for symbols defined in the same object.
2504 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2505 (weak_alias_test_SOURCES): New variable.
2506 (weak_alias_test_DEPENDENCIES): New variable.
2507 (weak_alias_test_LDFLAGS): New variable.
2508 (weak_alias_test_LDADD): New variable.
2509 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2510 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2511 (weak_alias_test_3.o): New target.
2512 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2513 * testsuite/weak_alias_test_main.cc: New file.
2514 * testsuite/weak_alias_test_1.cc: New file.
2515 * testsuite/weak_alias_test_2.cc: New file.
2516 * testsuite/weak_alias_test_3.cc: New file.
2517
780e49c5
ILT		 25182008-04-08 Ian Lance Taylor <iant@google.com>
2519
cdb0b8f5
ILT		 2520 * options.h (class General_options): Add --noinhibit-exec option.
2521 * main.cc (main): Check --noinhibit-exec.
2522
0864d551
ILT		 2523 * options.h (class General_options): Define --wrap as a special
2524 option. Add wrap_symbols_ field.
2525 (General_options::any_wrap_symbols): New function.
2526 (General_options::is_wrap_symbol): New function.
2527 * options.cc (General_options::parse_wrap): New function.
2528 (General_options::General_options): Initialize wrap_symbols_.
2529 * symtab.cc (Symbol_table::wrap_symbol): New function.
2530 (Symbol_table::add_from_object): Handle --wrap.
2531 * symtab.h (class Symbol_table): Declare wrap_symbol.
2532 * target.h (Target::wrap_char): New function.
2533 (Target::Target_info): Add wrap_char field.
2534 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2535 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2536 * testsuite/testfile.cc (Target_test::test_target_info):
2537 Likewise.
2538
789aa6de
ILT		 2539 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2540 there is one.
2541
2c38906f
ILT		 2542 * layout.h (class Layout): Add added_eh_frame_data_ field.
2543 * layout.cc (Layout::Layout): Initialize new field.
2544 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2545 output section until we find a section we merged successfully.
2546 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2547 that the size be non-zero.
2548
780e49c5
ILT		 2549 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2550 qualifier.
2551
7fcd0256
ILT		 25522008-04-08 Craig Silverstein <csilvers@google.com>
2553
2554 * configure.ac: Export new conditional variable HAVE_ZLIB.
2555 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2556 on HAVE_ZLIB.
2557 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2558 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2559
6835af53
ILT		 25602008-04-07 Ian Lance Taylor <iant@google.com>
2561
e24f324c
ILT		 2562 * version.cc (version_string): Set to "1.5".
2563
a036edd8
ILT		 2564 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2565 Add issued_non_pic_error_ field. Declare check_non_pic.
2566 (Target_x86_64::Scan::check_non_pic): New function.
2567 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2568 (Target_x86_64::Scan::global): Likewise.
2569
624f8810
ILT		 2570 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2571 addend parameter. Change caller. Handle merge sections.
2572 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2573 Address to Addend. Don't add in the result of
2574 local_section_offset, pass down the addend and use the returned
2575 value.
2576 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2577 Update declarations of local_section_offset and symbol_value.
2578 * testsuite/two_file_test_1.cc (t18): New function.
2579 * testsuite/two_file_test_2.cc (f18): New function.
2580 * testsuite/two_file_test_main.cc (main): Call t18.
2581 * testsuite/two_file_test.h (t18, f18): Declare.
2582
6835af53
ILT		 2583 * configure.ac: Don't test for objdump, c++filt, or readelf.
2584 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2585 conditionals.
2586 (TEST_READELF): New variable.
2587 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2588 (check_PROGRAMS): Add two_file_strip_test.
2589 (two_file_strip_test): New target.
2590 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2591 (two_file_same_shared_strip_test_SOURCES): New variable.
2592 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2593 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2594 (two_file_same_shared_strip_test_LDADD): New variable.
2595 (two_file_shared_strip.so): New target.
2596 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2597 (ver_test_5.syms, ver_test_7.syms): Likewise.
2598 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2599 (strip_test_3.stdout): Use TEST_OBJDUMP.
2600 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2601
86925eef
CC		 26022008-04-04 Cary Coutant <ccoutant@google.com>
2603
2604 * symtab.h (Symbol::is_weak_undefined): New function.
2605 (Symbol::is_strong_undefined): New function.
2606 (Symbol::is_absolute): New function.
2607 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2608 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2609 absolute symbols.
2610 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2611 (weak_undef_test): New target.
2612 * testsuite/Makefile.in: Rebuild.
2613 * testsuite/weak_undef_file1.cc: New file.
2614 * testsuite/weak_undef_file2.cc: New file.
2615 * testsuite/weak_undef_test.cc: New file.
2616
126f3ece
ILT		 26172008-04-03 Craig Silverstein <csilvers@google.com>
2618
2619 * compressed_output.h (class Output_compressed_section): Use
2620 unsigned buffer.
2621 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2622 add zlib header.
2623 (zlib_compressed_suffix): Removed.
2624 (Output_compressed_section::set_final_data_size): Use unsigned
2625 buffers.
2626 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2627 Fix linker invocation.
2628 (flagstest_o_specialfile_and_compress_debug_sections):
2629 Likewise.
2630 * testsuite/Makefile.in: Regenerated.
2631
deae2a14
DM		 26322008-04-02 David S. Miller <davem@davemloft.net>
2633
2634 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2635 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2636
70752818
ILT		 26372008-04-02 Craig Silverstein <csilvers@google.com>
2638
2639 * TODO: New file.
2640
39d0cb0e
ILT		 26412008-04-02 Ian Lance Taylor <iant@google.com>
2642
2643 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2644 parameters. Update for new key type to views_. Change all
2645 callers.
2646 (File_read::read): Adjust for byteshift in returned view.
2647 (File_read::add_view): New function, broken out of
2648 find_and_make_view.
2649 (File_read::make_view): New function, broken out of
2650 find_and_make_view.
2651 (File_read::find_or_make_view): Add offset and aligned
2652 parameters. Rewrite accordingly. Change all callers.
2653 (File_read::get_view): Add offset and aligned parameters. Adjust
2654 for byteshift in return value.
2655 (File_read::get_lasting_view): Likewise.
2656 * fileread.h (class File_read): Update declarations.
2657 (class File_read::View): Add byteshift_ field. Add byteshift to
2658 constructor. Add byteshift method.
2659 * archive.h (Archive::clear_uncached_views): New function.
2660 (Archive::get_view): Add aligned parameter. Change all callers.
2661 * object.h (Object::get_view): Add aligned parameter. Change all
2662 callers.
2663 (Object::get_lasting_view): Likewise.
2664
2665 * fileread.cc (File_read::release): Don't call clear_views if
2666 there are multiple objects.
2667 * fileread.h (File_read::clear_uncached_views): New function.
2668 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2669 on the archive.
2670
a1207466
CC		 26712008-03-31 Cary Coutant <ccoutant@google.com>
2672
2673 Add thin archive support.
2674 * archive.cc (Archive::armagt): New const.
2675 (Archive::setup): Remove task parameter and calls to unlock.
2676 (Archive::unlock_nested_archives): New function.
2677 (Archive::read_header): Add nested_off parameter. Change
2678 all callers.
2679 (Archive::interpret_header): Likewise.
2680 (Archive::include_all_members): Change to handle thin
2681 archives.
2682 (Archive::include_member): Likewise.
2683 * archive.h (Archive::Archive): Add new parameters and
2684 initializers.
2685 (Archive::armagt): New const.
2686 (Archive::setup): Remove task parameter.
2687 (Archive::unlock_nested_archives): New function.
2688 (Archive::read_header): Add nested_off parameter.
2689 (Archive::interpret_header): Likewise.
2690 (Archive::Nested_archive_table): New typedef.
2691 (Archive::is_thin_archive_): New field.
2692 (Archive::nested_archives_): New field.
2693 (Archive::options_): New field.
2694 (Archive::dirpath_): New field.
2695 (Archive::task_): New field.
2696 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2697 for thin archives. Pass additional parameters to
2698 Archive::Archive. Unlock the archive file after calling
2699 Archive::setup.
cd536b21 2700
479f6503
ILT		 27012008-03-29 Ian Lance Taylor <iant@google.com>
2702
686c8caf
ILT		 2703 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2704 version symbol to be local.
2705 * testsuite/ver_test_4.sh: New file.
2706 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2707 (check_DATA): Add ver_test_4.syms.
2708 (ver_test_4.syms): New target.
2709 * testsuite/Makefile.in: Rebuild.
2710
ab794b6b
ILT		 2711 * output.cc
2712 (Output_section::Input_section_sort_entry::has_priority): New
2713 function.
2714 (Output_section::Input_section_sort_entry::match_file_name): New
2715 function.
2716 (Output_section::Input_section_sort_entry::match_section_name):
2717 Remove.
2718 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2719 Remove.
2720 (Output_section::Input_section_sort_entry::match_section_file):
2721 Remove.
2722 (Output_section::Input_section_sort_compare::operator()): Rewrite
2723 using new Input_section_sort_entry functions. Sort crtbegin and
2724 crtend first. Sort sections with no priority before sections with
2725 a priority.
2726 * testsuite/initpri1.c (d3): Check j != 4.
2727 (cd5): New constructor/destructor function.
2728 (main): Check j != 2.
2729
479f6503
ILT		 2730 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2731 new symbol when resolving, don't call set_is_default.
2732 * testsuite/ver_test_7.cc: New file.
2733 * testsuite/ver_test_7.sh: New file.
2734 * testsuite/Makefile.am (ver_test_7.so): New target.
2735 (ver_test_7.o): New target.
2736 (check_SCRIPTS): Add ver_test_7.sh.
2737 (check_DATA): Add ver_test_7.syms.
2738 (ver_test_7.syms): New target.
2739
2fd32231
ILT		 27402008-03-28 Ian Lance Taylor <iant@google.com>
2741
2742 * layout.cc (Layout::layout): If we see an input section with a
2743 name that needs sorting, set the must_sort flag for the output
2744 section.
2745 (Layout::make_output_section): If the name of the output section
2746 indicates that it might require sorting, set the may_sort flag.
2747 * output.h (Output_section::may_sort_attached_input_sections): New
2748 function.
2749 (Output_section::set_may_sort_attached_input_sections): New
2750 function.
2751 (Output_section::must_sort_attached_input_sections): New
2752 function.
2753 (Output_section::set_must_sort_attached_input_sections): New
2754 function.
2755 (class Output_section): Declare Input_section_sort_entry. Define
2756 Input_section_sort_compare. Declare
2757 sort_attached_input_sections. Add new fields:
2758 may_sort_attached_input_sections_,
2759 must_sort_attached_input_sections_,
2760 attached_input_sections_are_sorted_.
2761 * output.cc (Output_section::Output_section): Initialize new
2762 fields.
2763 (Output_section::add_input_section): Add an entry to
2764 input_sections_ if may_sort or must_sort are true.
2765 (Output_section::set_final_data_size): Call
2766 sort_attached_input_sections if necessary.
2767 (Output_section::Input_section_sort_entry): Define new class.
2768 (Output_section::Input_section_sort_compare::operator()): New
2769 function.
2770 (Output_section::sort_attached_input_sections): New function.
2771 * configure.ac: Check whether the compiler supports constructor
2772 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2773 * testsuite/initpri1.c: New file.
2774 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2775 CONSTRUCTOR_PRIORITY.
2776 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2777 (initpri1_LDFLAGS): New variable.
2778 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2779
18e6b24e
ILT		 27802008-03-27 Ian Lance Taylor <iant@google.com>
2781
49bdd526
ILT		 2782 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2783 * testsuite/common_test_1.c: New file.
2784 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2785 (common_test_1_SOURCES): New variable.
2786 (common_test_1_DEPENDENCIES): New variable.
2787 (common_test_1_LDFLAGS): New variable.
2788
18e6b24e
ILT		 2789 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2790 and commons_ correctly when NAME/VERSION does not override
2791 NAME/NULL.
2792 * testsuite/ver_test_6.c: New file.
2793 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2794 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2795 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2796
04bf7072
ILT		 27972008-03-26 Ian Lance Taylor <iant@google.com>
2798
5871526f
ILT		 2799 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2800 of an undefined symbol from a version script.
2801 * testsuite/Makefile.am (ver_test_5.so): New target.
2802 (ver_test_5.o): New target.
2803 (check_SCRIPTS): Add ver_test_5.sh.
2804 (check_DATA): Add ver_test_5.syms.
2805 (ver_test_5.syms): New target.
2806 * testsuite/ver_test_5.cc: New file.
2807 * testsuite/ver_test_5.script: New file.
2808 * testsuite/ver_test_5.sh: New file.
2809 * Makefile.in, testsuite/Makefile.in: Rebuild.
2810
04bf7072
ILT		 2811 PR gold/5986
2812 Fix problems building gold with gcc 4.3.0.
2813 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2814 (gold_error_at_location, gold_warning_at_location): Use it.
2815 * configure.ac: Check whether we can compile and use a template
2816 function with a printf attribute.
2817 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2818 when jumping over bytes.
2819 * object.cc: Instantiate Object::read_section_data.
2820 * debug.h: Include <cstring>
2821 * dwarf_reader.cc: Include <algorithm>
2822 * main.cc: Include <cstring>.
2823 * options.cc: Include <cstring>.
2824 * output.cc: Include <cstring>.
2825 * script.cc: Include <cstring>.
2826 * script.h: Include <string>.
2827 * symtab.cc: Include <cstring> and <algorithm>.
2828 * target-select.cc: Include <cstring>.
2829 * version.cc: Include <string>.
2830 * testsuite/testmain.cc: Include <cstdlib>.
2831 * configure, config.in: Rebuild.
2832
874c5b28
ILT		 28332008-03-25 Ian Lance Taylor <iant@google.com>
2834
819d6c3a
ILT		 2835 * options.cc: Include "../bfd/bfdver.h".
2836 (options::help): Print bug reporting address.
2837
f4b2c6f5
ILT		 2838 * version.cc (print_version): Adjust output for current value of
2839 BFD_VERSION_STRING.
2840
2841 * NEWS: New file.
2842
e96caa79
ILT		 2843 * options.cc (options::help): Print list of supported targets.
2844 * target-select.h: Include <vector>.
2845 (class Target_selector): Make machine_, size_, and is_big_endian_
2846 fields const. Add bfd_name_ and instantiated_target_ fields.
2847 (Target_selector::Target_selector): Add bfd_name parameter.
2848 (Target_selector::recognize): Make non-virtual, call
2849 do_recognize.
2850 (Target_selector::recognize_by_name): Make non-virtual, call
2851 do_recognize_by_name.
2852 (Target_selector::supported_names): New function.
2853 (Target_selector::bfd_name): New function.
2854 (Target_selector::do_instantiate_target): New pure virtual
2855 function.
2856 (Target_selector::do_recognize): New virtual function.
2857 (Target_selector::do_recognize_by_name): New virtual function.
2858 (Target_selector::instantiate_target): New private function.
2859 (supported_target_names): Declare.
2860 * target-select.cc (Target_selector::Target_selector): Update for
2861 new parameter and fields.
2862 (select_target_by_name): Check that the name matches before
2863 calling recognize_by_name.
2864 (supported_target_names): New function.
2865 * i386.cc (class Target_selector_i386): Update Target_selector
2866 constructor call. Remove recognize and recognize_by_name. Add
2867 do_instantiate_target.
2868 * x86_64.cc (class Target_selector_x86_64): Likewise.
2869 * testsuite/testfile.cc (class Target_selector_test): Update for
2870 changes to Target_selector.
2871
874c5b28
ILT		 2872 * README: Rewrite, with some notes on unsupported features.
2873
0a65a3a7
CC		 28742008-03-24 Cary Coutant <ccoutant@google.com>
2875
2876 * i386.cc (Target_i386::Got_type): New enum declaration.
2877 (Target_i386::Scan::local): Updated callers of Output_data_got
2878 member functions.
2879 (Target_i386::Scan::global): Likewise.
2880 (Target_i386::Relocate::relocate): Likewise.
2881 (Target_i386::Relocate::relocate_tls): Likewise.
2882 * object.h (Got_offset_list): New class.
2883 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2884 (Sized_relobj::local_got_offset): Likewise.
2885 (Sized_relobj::set_local_got_offset): Likewise.
2886 (Sized_relobj::local_has_tls_got_offset): Removed.
2887 (Sized_relobj::local_tls_got_offset): Removed.
2888 (Sized_relobj::set_local_tls_got_offset): Removed.
2889 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2890 * output.cc (Output_data_got::add_global): Added got_type parameter.
2891 (Output_data_got::add_global_with_rel): Likewise.
2892 (Output_data_got::add_global_with_rela): Likewise.
2893 (Output_data_got::add_global_pair_with_rel): New function.
2894 (Output_data_got::add_global_pair_with_rela): New function.
2895 (Output_data_got::add_local): Added got_type parameter.
2896 (Output_data_got::add_local_with_rel): Likewise.
2897 (Output_data_got::add_local_with_rela): Likewise.
2898 (Output_data_got::add_local_pair_with_rel): New function.
2899 (Output_data_got::add_local_pair_with_rela): New function.
2900 (Output_data_got::add_global_tls): Removed.
2901 (Output_data_got::add_global_tls_with_rel): Removed.
2902 (Output_data_got::add_global_tls_with_rela): Removed.
2903 (Output_data_got::add_local_tls): Removed.
2904 (Output_data_got::add_local_tls_with_rel): Removed.
2905 (Output_data_got::add_local_tls_with_rela): Removed.
2906 * output.h (Output_data_got::add_global): Added got_type parameter.
2907 (Output_data_got::add_global_with_rel): Likewise.
2908 (Output_data_got::add_global_with_rela): Likewise.
2909 (Output_data_got::add_global_pair_with_rel): New function.
2910 (Output_data_got::add_global_pair_with_rela): New function.
2911 (Output_data_got::add_local): Added got_type parameter.
2912 (Output_data_got::add_local_with_rel): Likewise.
2913 (Output_data_got::add_local_with_rela): Likewise.
2914 (Output_data_got::add_local_pair_with_rel): New function.
2915 (Output_data_got::add_local_pair_with_rela): New function.
2916 (Output_data_got::add_global_tls): Removed.
2917 (Output_data_got::add_global_tls_with_rel): Removed.
2918 (Output_data_got::add_global_tls_with_rela): Removed.
2919 (Output_data_got::add_local_tls): Removed.
2920 (Output_data_got::add_local_tls_with_rel): Removed.
2921 (Output_data_got::add_local_tls_with_rela): Removed.
2922 * resolve.cc (Symbol::override_base_with_special): Removed
2923 reference to has_got_offset_ field.
2924 * symtab.cc (Symbol::init_fields): Replaced initialization
2925 of got_offset_ with got_offsets_. Removed initialization
2926 of has_got_offset_
53fcba31 2927 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2928 (Symbol::got_offset): Likewise.
2929 (Symbol::set_got_offset): Likewise.
2930 (Symbol::has_tls_got_offset): Removed.
2931 (Symbol::tls_got_offset): Removed.
2932 (Symbol::set_tls_got_offset): Removed.
2933 (Symbol::got_offset_): Removed.
2934 (Symbol::tls_mod_got_offset_): Removed.
2935 (Symbol::tls_pair_got_offset_): Removed.
2936 (Symbol::got_offsets_): New field.
2937 (Symbol::has_got_offset): Removed.
2938 (Symbol::has_tls_mod_got_offset): Removed.
2939 (Symbol::has_tls_pair_got_offset): Removed.
2940 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2941 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2942 member functions.
2943 (Target_x86_64::Scan::global): Likewise.
2944 (Target_x86_64::Relocate::relocate): Likewise.
2945 (Target_x86_64::Relocate::relocate_tls): Likewise.
2946
bd52eafb
BE		 29472008-03-25 Ben Elliston <bje@au.ibm.com>
2948
2949 * yyscript.y: Fix spelling error in comment.
2950
8b105e34
ILT		 29512008-03-24 Ian Lance Taylor <iant@google.com>
2952
8ed814a9
ILT		 2953 * options.h (class General_options): Define build_id option.
2954 * layout.h (class Layout): Declare write_build_id, create_note,
2955 create_build_id. Add build_id_note_ member.
2956 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2957 "libiberty.h", "md5.h", "sha1.h".
2958 (Layout::Layout): Initialize eh_frame_data_,
2959 eh_frame_hdr_section_, and build_id_note_.
2960 (Layout::finalize): Call create_build_id.
2961 (Layout::create_note): New function, broken out of
2962 Layout::create_gold_note.
2963 (Layout::create_gold_note): Call create_note.
2964 (Layout::create_build_id): New function.
2965 (Layout::write_build_id): New function.
2966 (Close_task_runner::run): Call write_build_id.
2967
8b105e34
ILT		 2968 * x86_64.cc: Correct license to GPLv3.
2969
086a1841
ILT		 29702008-03-23 Ian Lance Taylor <iant@google.com>
2971
2972 * options.cc: Include "demangle.h".
2973 (parse_optional_string): New function.
2974 (parse_long_option): Handle takes_optional_argument.
2975 (parse_short_option): Update dash_z initializer. Handle
2976 takes_optional_argument.
2977 (General_options::General_options): Initialize do_demangle_.
2978 (General_options::finalize): Set do_demangle_. Handle demangling
2979 style.
2980 * options.h (parse_optional_string): Declare.
2981 (struct One_option): Add optional_arg field. Update constructor.
2982 Update call constructor calls. Add takes_optional_argument
2983 function.
2984 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2985 (DEFINE_optional_string): Define.
2986 (General_options::demangle): Change from DEFINE_bool to
2987 DEFINE_optional_string.
2988 (General_options::no_demangle): New function.
2989 (General_options::do_demangle): New function.
2990 (General_options::set_do_demangle): New function.
2991 (General_options::execstack_status_): Move definition to end of
2992 class definition.
2993 (General_options::static_): Likewise.
2994 (General_options::do_demangle_): New field.
2995 * object.cc (big_endian>::get_symbol_location_info): Call
2996 Options::do_demangle, not Options::demangle.
2997 * symtab.cc (demangle): Likewise.
2998
cbb93e63
ILT		 29992008-03-22 Ian Lance Taylor <iant@google.com>
3000
3001 * gold.h: Include <cstddef> and <sys/types.h>
3002 * options.h: Include <cstring>.
3003
ec531623
ILT		 30042008-03-21 Ian Lance Taylor <iant@google.com>
3005
3006 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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