projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
2009-03-24 H.J. Lu <hongjiu.lu@intel.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
26736d8e
ILT		 12009-03-24 Elliott Hughes <enh@google.com>
2
3 * output.cc (Output_file::map_anonymous): Define.
4 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5 try an anonymous one. Report the size if the mmap fails.
6 * output.h (class Output_file): Declare map_anonymous.
7
22fd9730
ILT		 82009-03-24 Ian Lance Taylor <iant@google.com>
9
10 * target-select.cc (instantiate_target): Don't acquire the lock if
11 the instantiated_target_ field has already been set.
12
cb010894
ILT		 132009-03-23 Ian Lance Taylor <iant@google.com>
14
7f055c20
ILT		 15 * gold-threads.h (class Initialize_lock): Define.
16 * gold-threads.cc (class Initialize_lock_once): Define.
17 (initialize_lock_control): New static variable.
18 (initialize_lock_pointer): New static variable.
19 (initialize_lock_once): New static function.
20 (Initialize_lock::Initialize_lock): Define.
21 (Initialize_lock::initialize): Define.
22 * target-select.h: Include "gold-threads.h".
23 (class Target_selector): Add lock_ and initialize_lock_ fields.
24 Don't define instantiate_target, just declare it.
25 * target-select.cc (Target_selector::Target_selector): Initialize
26 new fields.
27 (Target_selector::instantiate_target): Define.
28 * descriptors.h: Include "gold-threads.h".
29 (class Descriptors): Add initialize_lock_ field.
30 * descriptors.cc (Descriptors::Descriptors): Initialize new
31 field.
32 (Descriptors::open): Use initialize_lock_ field
33 * errors.h (class Errors): Add initialize_lock_ field.
34 * errors.cc (Errors::Errors): Initialize new field.
35 (Errors::initialize_lock): Use initialize_lock_ field.
36 * powerpc.cc (class Target_selector_powerpc): Remove
37 instantiated_target_ field. In do_recognize call
38 instantiate_target rather than do_instantiate_target. In
39 do_instantiate_target just allocate a new target.
40 * sparc.cc (class Target_selector_sparc): Likewise.
41
36959681
ILT		 42 * freebsd.h: New file.
43 * i386.cc: Include "freebsd.h".
44 (Target_i386): Derive from Target_freebsd rather than
45 Sized_target.
46 (Target_selector_i386): Derive from Target_selector_freebsd rather
47 than Target_selector.
48 * x86_64.cc: Include "freebsd.h".
49 (Target_x86_64): Derive from Target_freebsd rather than
50 Sized_target.
51 (Target_selector_x86_64): Derive from Target_selector_freebsd
52 rather than Target_selector.
53 * target.h (class Target): Add adjust_elf_header and
54 do_adjust_elf_header.
55 * output.cc (Output_file_header:: do_sized_write): Call target
56 adjust_elf_header routine.
57 * configure.tgt: Set targ_osabi.
58 * configure.ac: Define GOLD_DEFAULT_OSABI.
59 * parameters.cc (Parameters::default_target): Pass
60 GOLD_DEFAULT_OSABI to select_target.
61 * target-select.h (class Target_selector): Make instantiate_target
62 protected rather than private.
63 * Makefile.am (HFILES): Add freebsd.h.
64 * configure, Makefile.in, config.in: Rebuild.
65
cb010894
ILT		 66 * merge.cc (do_add_input_section): Correct pend value. Change
67 message about last entry not being null terminated from error to
68 warning.
69
0e879927
ILT		 702009-03-20 Mikolaj Zalewski <mikolajz@google.com>
71
72 * incremental.cc: New file.
73 * Makefile.am (CCFILES): Add incremental.cc.
74 * Makefile.in: Rebuild.
75
41105937
PP		 762009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
77
78 * layout.cc (Layout::output_section_name): Preserve names
79 of '.note.' sections.
80
60439920
ILT		 812009-03-19 Ian Lance Taylor <iant@google.com>
82
83 * descriptors.cc (Descriptors::open): Check that the options are
84 valid before using them.
85
0d371ad3
ILT		 862009-03-18 Ian Lance Taylor <iant@google.com>
87
88 * script-sections.h: Include <list>.
89 (class Script_sections): Change Sections_elements from std::vector
90 to std::list. Typedef public Elements_iterator. Add
91 orphan_section_placement_, data_segment_align_start_, and
92 saw_data_segment_align_ fields. Remove data_segment_align_index_
93 field.
94 * script-sections.cc (class Orphan_section_placement): New class.
95 (class Sections_element): Add virtual functions is_relro and
96 orphan_section_init. Remove virtual function place_orphan_here.
97 (class Output_section_definition): Add is_relro and
98 orphan_section_init. Remove place_orphan_here.
99 (class Orphan_output_section): Likewise.
100 (Script_sections::Script_sections): Update for field changes.
101 (Script_sections::data_segment_align): Set saw_data_segment_align_
102 and data_segment_align_start_, not data_segment_align_index.
103 (Script_sections::data_segment_relro_end): Check
104 saw_data_segment_align_. Use data_segment_align_start_ rather
105 than data_segment_align_index_.
106 (Script_sections::place_orphan): Rewrite to use
107 Orphan_section_placement.
108
9201d894
ILT		 1092009-03-17 Ian Lance Taylor <iant@google.com>
110
9c5b8369
ILT		 111 * archive.cc (Archive::add_symbols): Check for a version attached
112 to the symbol name in the archive map.
113 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
114 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
115 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
116 (ver_test_11.a): New target.
117 * testsuite/Makefile.in: Rebuild.
118
9201d894
ILT		 119 * configure.ac: Check for chsize and posix_fallocate. Replace
120 ftruncate.
121 * ftruncate.c: New file, from gnulib.
122 * output.cc (posix_fallocate): Define dummy version if not
123 HAVE_POSIX_FALLOCATE.
124 (Output_file::map): Call posix_fallocate rather than lseek and
125 write.
126 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
127 * configure, Makefile.in, config.in: Rebuild.
128
ef4ab7a8
PP		 1292009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
130
131 * layout.h (Layout::create_note): Add section_name parameter.
132 * layout.cc (Layout::create_note): Likewise.
133 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
134
8c500701
ILT		 1352009-03-17 Ian Lance Taylor <iant@google.com>
136
e85b18e1
ILT		 137 * descriptors.cc: Include "options.h".
138 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
139 (Descriptors::open): Always use O_CLOEXEC when opening a new
140 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
141 then set FD_CLOEXEC.
142
9efe6174
ILT		 143 * sparc.cc (class Target_sparc): Add has_got_section.
144 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
145 make sure we have a GOT section.
146
147 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
148 (Target_sparc::Scan::local): Likewise.
149 (Target_sparc::Scan::global): Likewise.
150 (Target_sparc::Relocate::relocate): Likewise.
151 (Target_sparc::Relocate::relocate_tls): Likewise.
152
8c500701
ILT		 153 * symtab.cc (Symbol_table::define_default_version): New function,
154 broken out of add_from_object.
155 (Symbol_table::add_from_object): Call define_default_version.
156 (Symbol_table::define_special_symbol): Add resolve_oldsym
157 parameter. Change all callers. If the version for a symbol comes
158 from a version script, resolve it with the symbol with the same
159 name with no version. Also add the symbol without a version if
160 appropriate.
161 (do_define_in_output_data): If resolving with oldsym, don't delete
162 sym.
163 (do_define_in_output_segment): Likewise.
164 (do_define_as_constant): Likewise.
165 * symtab.h (class Symbol_table): Update declarations.
166
f1ed28fb
ILT		 1672009-03-13 Ian Lance Taylor <iant@google.com>
168
15f8229b
ILT		 169 * readsyms.cc (Read_symbols::incompatible_warning): New function.
170 (Read_symbols::requeue): New function.
171 (Read_symbols::do_read_symbols): If make_elf_object fails because
172 the target type is not configured, and the file was searched for,
173 issue a warning and retry with the next directory.
174 (Add_symbols::run): If the file has an incompatible format, and
175 it was searched for, requeue the Read_symbols task. On error,
176 release the object.
177 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
178 dirindex parameter to constructor. Change all callers. Declare
179 incompatible_warning and requeue.
180 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
181 input_argument_ and input_group_ fields. Add them to
182 constructor. Change all callers.
183 (class Read_script): Add dirindex_ field. Add it to constructor.
184 Change all callers.
185 * archive.cc (Archive::setup): Remove input_objects parameter.
186 Change all callers.
187 (Archive::get_file_and_offset): Likewise.
188 (Archive::read_all_symbols): Likewise.
189 (Archive::read_symbols): Likewise.
190 (Archive::get_elf_object_for_member): Remove input_objects
191 parameter. Add punconfigured parameter. Change all callers.
192 (Archive::add_symbols): Change return type to bool. Check return
193 value of include_member.
194 (Archive::include_all_members): Likewise.
195 (Archive::include_member): Change return type to bool. Return
196 false if first included object has incompatible target. Set
197 included_member_ field.
198 (Add_archive_symbols::run): If add_symbols returns false, requeue
199 Read_symbols task.
200 * archive.h (class Archive): Add included_member_ field.
201 Initialize it in constructor. Add input_file and searched_for
202 methods. Update declarations.
203 (class Add_archive_symbols): Add dirpath_, dirindex_, and
204 input_argument_ fields. Add them to constructor. Change all
205 callers.
206 * script.cc: Include "target-select.h".
207 (class Parser_closure): Add skip_on_incompatible_target_ and
208 found_incompatible_target_ fields. Add
209 skip_on_incompatible_target parameter to constructor. Change all
210 callers. Add methods skip_on_incompatible_target,
211 clear_skip_on_incompatible_target, found_incompatible_target, and
212 set_found_incompatible_target.
213 (read_input_script): Add dirindex parameter. Change all callers.
214 If parser finds an incompatible target, requeue Read_symbols
215 task.
216 (script_set_symbol): Clear skip_on_incompatible_target in
217 closure.
218 (script_add_assertion, script_parse_option): Likewise.
219 (script_start_sections, script_add_phdr): Likewise.
220 (script_check_output_format): New function.
221 * script.h (read_input_script): Update declaration.
222 * script-c.h (script_check_output_format): Declare.
223 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
224 (ignore_cmd): Remove OUTPUT_FORMAT.
225 * fileread.cc (Input_file::Input_file): Add explicit this.
226 (Input_file::will_search_for): New function.
227 (Input_file::open): Add pindex parameter. Change all callers.
228 * fileread.h (class Input_file): Add input_file_argument method.
229 Declare will_search_for. Update declarations.
230 * object.cc (make_elf_object): Add punconfigured parameter.
231 Change all callers.
232 * object.h (class Object): Make input_file public. Add
233 searched_for method.
234 (make_elf_object): Update declaration.
235 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
236 restart search.
237 * dirsearch.h (class Dirsearch): Update declaration.
238 * options.h (class General_options): Add --warn-search-mismatch.
239 * parameters.cc (Parameters::is_compatible_target): New function.
240 * parameters.h (class Parameters): Declare is_compatible_target.
241 * workqueue.cc (Workqueue::add_blocker): New function.
242 * workqueue.h (class Workqueue): Declare add_blocker.
243
f1ed28fb
ILT		 244 * fileread.cc (Input_file::open): Remove options parameter.
245 Change all callers.
246 (Input_file::open_binary): Likewise.
247 * script.cc (read_input_script): Likewise.
248 * readsyms.h (class Read_symbols): Remove options_ field. Remove
249 options parameter from constructor. Change all callers.
250 (class Read_script): Likewise.
251 * fileread.h (class Input_file): Update declarations.
252 * script.h (read_input_script): Update declaration.
253
34dd024a
NC		 2542009-03-10 Nick Clifton <nickc@redhat.com>
255
256 * po/es.po: New Spanish translation.
257
6d71b17c
CC		 2582009-03-06 Cary Coutant <ccoutant@google.com>
259
260 * options.cc (parse_short_option): Keep dash_z from registering itself.
261
031cdbed
ILT		 2622009-03-03 Ian Lance Taylor <iant@google.com>
263
264 PR 9918
265 * target-reloc.h (relocate_section): Pass output_section to
266 relocate.
267 * i386.cc (Target_i386::should_apply_static_reloc): Add
268 output_section parameter. Change all callers.
269 (Target_i386::Relocate::relocate): Add output_section parameter.
270 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
271 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
272 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
273 * testsuite/two_file_shared.sh: New script.
274 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
275 (check_DATA): Add two_file_shared.dbg.
276 (two_file_shared.dbg): New target.
277 * testsuite/Makefile.in: Rebuild.
278
15d5fa16
ILT		 2792009-03-01 Ian Lance Taylor <iant@google.com>
280
281 * configure.ac: Check for byteswap.h.
282 * configure: Rebuild.
283 * config.in: Rebuild.
284
8a4c0b0d
ILT		 2852009-03-01 Mikolaj Zalewski <mikolajz@google.com>
286
287 * layout.cc (Layout::find_or_add_kept_section): New function.
288 (Layout::add_comdat): Removed.
289 * layout.h (struct Kept_section): Move out of class Layout.
290 Remove trailing underscores from field names. Add group_sections
291 field. Rename group_ field to is_group. Change all uses.
292 (class Layout): Declare find_or_add_kept_section, not add_comdat.
293 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
294 comdat_groups_ field.
295 (Sized_relobj::include_section_group): Use
296 find_or_add_kept_section and Kept_section::group_sections.
297 (Sized_relobj::include_linkonce_section): Likewise.
298 * object.cc (class Sized_relobj): Don't define Comdat_group or
299 Comdat_group_table. Remove find_comdat_group and
300 add_comdat_group. Remove comdat_groups_ field.
301 * plugin.cc (include_comdat_group): Use
302 Layout::find_or_add_kept_section.
303
b4ecf66b
ILT		 3042009-02-28 Ian Lance Taylor <iant@google.com>
305
14359ca0
ILT		 306 * README: --gc-sections and map files are now supported. Document
307 some build requirements.
308
b4ecf66b
ILT		 309 PR 6992
310 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
311 relocatable link set the value of the section symbol to zero.
312 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
313 relocatable link don't include the section address in the local
314 symbol value.
315
0602e05a
ILT		 3162009-02-27 Ian Lance Taylor <iant@google.com>
317
fd9d194f
ILT		 318 PR 6811
319 * options.h (class Search_directory): Add is_system_directory.
320 (class General_options): Declare is_in_system_directory.
321 * options.cc (get_relative_sysroot): Make static.
322 (get_default_sysroot): Make static.
323 (General_optoins::is_in_system_directory): New function.
324 * fileread.cc (Input_file::is_in_system_directory): New function.
325 * fileread.h (class Input_file): Declare is_in_system_directory.
326 * object.h (class Object): Add is_in_system_directory.
327 (class Input_objects): Remove system_library_directory_ field.
328 * object.cc (Input_objects::add_object): Don't set
329 system_library_directory_.
330 (input_objects::found_in_system_library_directory): Remove.
331 * symtab.cc (Symbol_table::write_globals): Remove input_objects
332 parameter. Change all callers.
333 (Symbol_table::sized_write_globals): Likewise.
334 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
335 Call Object::is_in_system_directory.
336 * symtab.h (class Symbol_table): Update declarations.
337
61edd21f
ILT		 338 PR 5990
339 * descriptors.h (Open_descriptor): Add is_on_stack field.
340 * descriptors.cc (Descriptors::open): If the descriptor is on the
341 top of the stack, remove it. Initialize is_on_stack field.
342 (Descriptors::release): Only add pod to stack if it is not on the
343 stack already.
344 (Descriptors::close_some_descriptor): Clear stack_next and
345 is_on_stack fields.
346
e29e076a
ILT		 347 PR 7091
348 * output.cc (Output_section::find_starting_output_address): Rename
349 from starting_output_address; add PADDR parameter; change return
350 type.
351 * output.h (class Output_section): Declare
352 find_starting_output_address instead of starting_output_address.
353 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
354 section symbol for which we can't find a merge section.
355
0602e05a
ILT		 356 PR 9836
357 * symtab.cc (Symbol_table::add_from_object): If the visibility is
358 hidden or internal, force the symbol to be local.
359 * resolve.cc (Symbol::override_visibility): Define.
360 (Symbol::override_base): Use override_visibility.
361 (Symbol_table::resolve): Likewise.
362 (Symbol::override_base_with_special): Likewise.
363 (Symbol_table::override_with_special): If the visibility is hidden
364 or internal, force the symbol to be local.
365 * symtab.h (class Symbol): Add set_visibility and
366 override_visibility.
367 * testsuite/ver_test_1.sh: New file.
368 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
369 (check_DATA): Add ver_test_1.syms.
370 (ver_test_1.syms): New target.
371 * testsuite/Makefile.in: Rebuild.
372
401a9a73
CC		 3732009-02-25 Cary Coutant <ccoutant@google.com>
374
375 * layout.cc (Layout::choose_output_section): Don't rename sections
376 when using a linker script that has a SECTIONS clause.
377 * Makefile.in: Regenerate.
378
379 * testsuite/Makefile.am (script_test_5.sh): New test case.
380 * testsuite/Makefile.in: Regenerate.
381 * testsuite/script_test_5.cc: New file.
382 * testsuite/script_test_5.sh: New file.
383 * testsuite/script_test_5.t: New file.
384
f488e4b0
CC		 3852009-02-13 Rafael Avila de Espindola <espindola@google.com>
386
387 * archive.cc (Archive::include_member): Update calls to add_symbols.
388 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
389 the Layout argument.
390 * dynobj.h (do_add_symbols): Add the Layout argument.
391 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
392 Layout argument.
393 * object.h (Object::add_symbols): Add the Layout argument.
394 (Object::do_add_symbols): Add the Layout argument.
395 (Sized_relobj::do_add_symbols): Add the Layout argument.
396 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
397 Unify the two versions.
398 (Add_plugin_symbols): Remove.
399 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
400 (Sized_pluginobj::do_add_symbols): Unify the two versions.
401 (Add_plugin_symbols): Remove.
402 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
403 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
404 (Add_symbols::run): Make it work with Pulginobj.
405
89dd1680
ILT		 4062009-02-06 Ian Lance Taylor <iant@google.com>
407
408 * object.cc (Sized_relobj::do_layout): Make info message start
409 with lower case letter.
410
266d0a74
ILT		 4112009-02-06 Mikolaj Zalewski <mikolajz@google.com>
412
602b464e
ILT		 413 * binary.cc: Fix file comment.
414
266d0a74
ILT		 415 * options.h (enum Incremental_disposition): Define.
416 (class General_options): Add new options: --incremental,
417 --incremental_changed, --incremental_unchanged,
418 --incremental_unknown. Add incremental_disposition_ and
419 implicit_incremental_ fields.
420 (General_options::incremental_disposition): New function.
421 (class Position_dependent_options): Add incremental_disposition
422 option.
423 (Position_dependent_options::copy_from_options): Set incremental
424 dispositions.
425 * options.cc (General_options::parse_incremental_changed): New
426 function.
427 (General_options::parse_incremental_unchanged): New function.
428 (General_options::parse_incremental_unknown): New function.
429 (General_options::General_options): Initialize new fields
430 incremental_disposition_ and implicit_incremental_.
431 (General_options::finalize): Check for uasge of --incremental-*
432 without --incremental.
433
f073bbf7
CD		 4342009-02-06 Chris Demetriou <cgd@google.com>
435
436 * gold.h (gold_undefined_symbol): Change to take only a Symbol
437 pointer and to report location as the file name associated with
438 the symbol.
439 (gold_undefined_symbol_at_location): New function to replace the
440 old gold_undefined_symbol functionality.
441 * target-reloc.h (relocate_section): Update to use
442 gold_undefined_symbol_at_location.
443 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
444 Call gold_undefined_symbol function rather than gold_error.
445 * errors.h (Errors::undefined_symbol): Take location as a
446 string, rather than calculating it from a relocation.
447 * errors.cc (Errors::fatal): Print "fatal error:" before the
448 formatted message.
449 (Errors::error, Errors::error_at_location): Print "error: "
450 before the formatted message.
451 (Errors::undefined_symbol): Take location as a string, rather
452 than calculating it from a relocation.
453 (gold_undefined_symbol_at_location): New function akin to
454 old gold_undefined_symbol, calculates location from relocation.
455 (gold_undefined_symbol): Change to take only a Symbol pointer
456 and to report location as the file name associated with the symbol.
457 * testsuite/debug_msg.sh: Update for changed error messages.
458 * testsuite/undef_symbol.sh: Likewise.
459
8e94a90c
ILT		 4602009-02-04 Duncan Sands <baldrick@free.fr>
461
462 PR 9812
463 * reduced_debug_output.h
464 (Output_reduced_debug_abbrev_section::failed): Use format for
465 gold_warning.
466 (Output_reduced_debug_info_section::faild): Likewise.
467
88a0e15b
ILT		 4682009-01-31 Mikolaj Zalewski <mikolajz@google.com>
469
470 * script.cc (Lazy_demangler): New class.
471 (Version_script_info::get_symbol_version_helper): Demangle a
472 symbol only once.
473
5efc7cd2
CC		 4742009-01-29 Cary Coutant <ccoutant@google.com>
475
476 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
477 to __tls_get_addr.
478 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
479
e0ebcf42
ILT		 4802009-01-28 Ian Lance Taylor <iant@google.com>
481
5efc7cd2 482 * version.cc (version_string): Bump to 1.9.
75fe7426 483
e0ebcf42
ILT		 484 * gold.h: Include <cstring> and <stdint.h>.
485 * version.cc: Include <cstdio>.
486 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
487 warning.
488 * reduced_debug_output.cc (insert_into_vector): Rename from
489 Insert_into_vector; change all callers. Use Swap_unaligned to
490 avoid aliasing issue; remove union since it is unnecessary.
491
8e2813be 4922009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 493
494 * Makefile.am (CCFILES): Add gc.cc.
495 (HFILES): Add gc.h.
496 * Makefile.in: Regenerate.
497 * gold.cc (Gc_runner): New class.
498 (queue_initial_tasks): Call garbage collection related tasks
499 when corresponding options are invoked.
500 (queue_middle_gc_tasks): New function.
501 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
502 processed early before laying out sections during garbage collection.
503 * gold.h (queue_middle_gc_tasks): New function.
504 (is_prefix_of): Move from "layout.cc".
505 * i386.cc (Target_i386::gc_process_relocs): New function.
506 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
507 * main.cc (main): Create object of class "Garbage_collection".
508 * object.cc (Relobj::copy_symbols_data): New function.
509 (Relobj::is_section_name_included): New function.
510 (Sized_relobj::do_layout): Allow this function to be called twice
511 during garbage collection and defer layout of section during the
512 first call.
513 * object.h (Relobj::get_symbols_data): New function.
514 (Relobj::is_section_name_included): New function.
515 (Relobj::copy_symbols_data): New function.
516 (Relobj::set_symbols_data): New function.
517 (Relobj::get_relocs_data): New function.
518 (Relobj::set_relocs_data): New function.
519 (Relobj::is_output_section_offset_invalid): New pure virtual function.
520 (Relobj::gc_process_relocs): New function.
521 (Relobj::do_gc_process_relocs): New pure virtual function.
522 (Relobj::sd_): New data member.
523 (Sized_relobj::is_output_section_offset_invalid): New function.
524 (Sized_relobj::do_gc_process_relocs): New function.
525 * options.h (General_options::gc_sections): Modify to not be a no-op.
526 (General_options::print_gc_sections): New option.
527 * plugin.cc (Plugin_finish::run): Remove function call to
528 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
529 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
530 * reloc.cc (Read_relocs::run): Add task to process relocs and
531 determine unreferenced sections when doing garbage collection.
532 (Gc_process_relocs): New class.
533 (Sized_relobj::do_gc_process_relocs): New function.
534 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
535 sections that are garbage collected.
536 * reloc.h (Gc_process_relocs): New class.
537 * sparc.cc (Target_sparc::gc_process_relocs): New function.
538 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
539 symbols whose corresponding sections are garbage collected.
540 (Symbol_table::Symbol_table): Add new parameter for the garbage
541 collection object.
542 (Symbol_table::gc_mark_undef_symbols): New function.
543 (Symbol_table::gc_mark_symbol_for_shlib): New function.
544 (Symbol_table::gc_mark_dyn_syms): New function.
545 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
546 as garbage.
547 (Symbol_table::add_from_object): Likewise.
548 (Symbol_table::add_from_relobj): When building shared objects, do not
549 treat externally visible symbols as garbage.
550 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
551 table information for static and relocatable links.
552 * symtab.h (Symbol_table::set_gc): New function.
553 (Symbol_table::gc): New function.
554 (Symbol_table::gc_mark_undef_symbols): New function.
555 (Symbol_table::gc_mark_symbol_for_shlib): New function.
556 (Symbol_table::gc_mark_dyn_syms): New function.
557 (Symbol_table::gc_): New data member.
558 * target.h (Sized_target::gc_process_relocs): New pure virtual
559 function.
560 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
561 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
562
3b293544
CF		 5632009-01-20 Chris Faylor <me.sourceware@sourceware.org>
564
565 * options.h (General_options::gc_sections): Define as a no-op for now.
566 (General_options::no_keep_memory): Ditto.
567 (General_options::Bshareable): Define.
568 * options.cc (General_options::finalize): Honor -Bshareable.
569
83d22aa8
AS		 5702009-01-20 Andreas Schwab <schwab@suse.de>
571
572 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
573 read the value in the contents, since we don't use it. Use the
574 template endianness when writing.
575 (Relocate::relocate): Use it for R_PPC_REL16_HA.
576
cd536b21
AS		 5772009-01-19 Andreas Schwab <schwab@suse.de>
578
579 * configure.tgt (powerpc64-*): Fix targ_obj.
580
99e9a495
ILT		 5812009-01-15 Ian Lance Taylor <iant@google.com>
582
583 * object.cc (Sized_relobj::write_local_symbols): Don't write out
584 local symbols when stripping all symbols.
585
bbbfea06
CC		 5862009-01-14 Cary Coutant <ccoutant@google.com>
587
99e9a495 588 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 589
0f7c0701
CC		 5902009-01-14 Cary Coutant <ccoutant@google.com>
591
592 * archive.cc (Archive::get_elf_object_for_member): Remove call
593 to File_read::claim_for_plugin.
594 * descriptors.cc (Descriptors::open): Remove reference to
595 is_claimed.
596 (Descriptors::claim_for_plugin): Remove.
597 * descriptors.h (Descriptors::claim_for_plugin): Remove.
598 (Descriptors::is_claimed): Remove.
599 (claim_descriptor_for_plugin): Remove.
600 * fileread.cc (File_read::claim_for_plugin): Remove.
601 * fileread.h (File_read::claim_for_plugin): Remove.
602 (File_read::descriptor): Reopen descriptor if necessary.
603 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
604 (Plugin_manager::all_symbols_read): Add task parameter. Change
605 all callers.
606 (Plugin_manager::get_input_file): New function.
607 (Plugin_manager::release_input_file): New function.
608 (Pluginobj::Pluginobj): Add filesize parameter and initialize
609 corresponding data member.
610 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
611 and pass to base constructor. Change all callers.
612 (get_input_file, release_input_file): New functions.
613 (make_sized_plugin_object): Add filesize parameter. Change all callers.
614 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
615 (Plugin_manager::all_symbols_read): Add task parameter.
616 (Plugin_manager::get_input_file): New function.
617 (Plugin_manager::release_input_file): New function.
618 (Plugin_manager::task_): New data member.
619 (Pluginobj::Pluginobj): Add filesize parameter.
620 (Pluginobj::filename): New function.
621 (Pluginobj::descriptor): New function.
622 (Pluginobj::filesize): New function.
623 (Pluginobj::filesize_): New data member.
624 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
625 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
626 File_read::claim_for_plugin; use Object::unlock to unlock the file.
627
628 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
629 with archive libraries.
630 * testsuite/Makefile.in: Regenerate.
631 * testsuite/plugin_test.c (struct sym_info): New type.
632 (get_input_file, release_input_file): New static variables.
633 (onload): Capture new transfer vector entries.
634 (claim_file_hook): Stop reading at end of file according to filesize.
635 Factor out parsing of readelf output into separate function.
636 (all_symbols_read_hook): Exercise get_input_file and release_input_file
637 APIs and get the source file name from the symbol table. Convert
638 source file name to corresponding object file name. Print info
639 message when adding new input files.
640 (parse_readelf_line): New function.
641 * testsuite/plugin_test_1.sh: Add checks for new info messages.
642 * testsuite/plugin_test_2.sh: Likewise.
643 * testsuite/plugin_test_3.sh: Likewise.
644 * testsuite/plugin_test_4.sh: New test case.
645
62a6d109
ILT		 6462009-01-07 Ian Lance Taylor <iant@google.com>
647
648 * version.cc (version_string): Bump to 1.8.
649
483620e8
CC		 6502008-12-23 Cary Coutant <ccoutant@google.com>
651
652 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
653 * plugin.cc (Plugin_manager::finish): Rename as
654 layout_deferred_objects. Move cleanup to separate function.
655 (Plugin_manager::cleanup): New function.
656 (Plugin_finish::run): Call layout_deferred_objects and cleanup
657 separately.
658 * plugin.h (Plugin_manager::finish): Rename as
659 layout_deferred_objects.
660 (Plugin_manager::cleanup): New function.
661 (Plugin_manager::cleanup_done): New field.
662
d66a9eb3
CC		 6632008-12-23 Cary Coutant <ccoutant@google.com>
664
665 * plugin.cc (is_visible_from_outside): New function.
666 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
667 so we don't return "IR only" status for exported symbols or -r links.
668
669 * testsuite/Makefile.am (plugin_test_3): New test case.
670 * testsuite/Makefile.in: Regenerate.
671 * testsuite/plugin_test_3.sh: New file.
672
5995b570
CC		 6732008-12-22 Cary Coutant <ccoutant@google.com>
674
675 * object.cc (Sized_relobj::layout_section): New function.
676 (Sized_relobj::do_layout): Defer layout of input sections until after
677 plugin has provided replacement files.
678 (Sized_relobj::do_layout_deferred_sections): New function.
679 * object.h (Relobj::set_section_offset): Remove virtual keyword.
680 (Relobj::layout_deferred_sections): New function.
681 (Relobj::do_layout_deferred_sections): New function.
682 (Sized_relobj::do_layout_deferred_sections): New function.
683 (Sized_relobj::layout_section): New function.
684 (Sized_relobj::Deferred_layout): New structure.
685 (Sized_relobj::deferred_layout_): New field.
686 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
687 Change all callers. Layout deferred sections.
688 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
689 references.
690 (Plugin_hook::run): Move code from do_plugin_hook inline.
691 (Plugin_hook::do_plugin_hook): Remove.
692 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
693 (Plugin_manager::finish): Renamed, was cleanup.
694 (Plugin_manager::should_defer_layout): New function.
695 (Plugin_manager::add_deferred_layout_object): New function.
696 (Plugin_manager::Deferred_layout_list): New type.
697 (Plugin_manager::deferred_layout_objects_): New field.
698 (Plugin_hook::do_plugin_hook): Remove.
699
ee769c88
ILT		 7002008-12-17 Ian Lance Taylor <iant@google.com>
701
702 * options.h (class General_options): Add --no case for
703 --export-dynamic.
704
abc8dcba
CC		 7052008-12-16 Cary Coutant <ccoutant@google.com>
706
707 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
708 vector.
709 (Plugin_manager::claim_file): Create plugin object even if
710 plugin did not call the add_symbols callback.
711 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
712 asking for more symbols than were added.
713 * testsuite/Makefile.am (plugin_test_1): Add test case with
714 no global symbols.
715 (empty.syms): New target.
716 * testsuite/Makefile.in: Regenerate.
717 * testsuite/plugin_test.c (claim_file_hook): Add new debug
718 message. Don't call add_symbols if no globals.
719 (all_symbols_read_hook): Don't provide replacement for empty
720 claimed file.
721
b0074644
ILT		 7222008-12-12 Ian Lance Taylor <iant@google.com>
723
68943102
ILT		 724 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
725 r_type == 0 for a local symbol with r_sym == 0.
726 (scan_relocatable_relocs): Pass r_sym to
727 local_non_section_strategy.
728 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
729 r_sym parameter.
730
b0074644
ILT		 731 * configure.ac: Update test for TLS descriptors: they are
732 supported as of glibc 2.9.
733 * configure: Rebuild.
734
c2508178
ILT		 7352008-12-11 Ian Lance Taylor <iant@google.com>
736
737 PR 7091
738 * target-reloc.h (Default_scan_relocatable_relocs): For each
739 function, map r_type == 0 to RELOC_DISCARD.
740
2756a258
CC		 7412008-12-10 Cary Coutant <ccoutant@google.com>
742
743 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
744 object to override a kept COMDAT group from a plugin object.
745
bb6f53d3
ILT		 7462008-12-09 Ian Lance Taylor <iant@google.com>
747
fbc558e1
ILT		 748 PR 7088
749 * yyscript.y (file_cmd): Handle INPUT.
750
bb6f53d3
ILT		 751 * testsuite/initpri1.c: Change all declarations to be full
752 prototypes by adding void, to avoid compiler warnings.
753
4674ecfc
CC		 7542008-12-05 Rafael Avila de Espindola <espindola@google.com>
755
756 * options.cc (General_options::parse_plugin_opt): New.
757 (General_options::add_plugin): The argument now is just the filename.
758 (General_options::add_plugin_option): New.
759 * options.h (plugin_opt): New.
760 (add_plugin): Change argument name.
761 (add_plugin_option): New.
762 * plugin.cc (Plugin::load): Don't parse the plugin option.
763 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
764 (Plugin::add_option): New.
765 (Plugin::args_): Change type.
766 (Plugin::filename_): New.
767 (Plugin_manager::add_plugin_option): New.
768 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
769 * testsuite/Makefile.in: Regenerate.
770
fd06b4aa
CC		 7712008-12-05 Cary Coutant <ccoutant@google.com>
772
773 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
774 Handle --strip-lto-sections option.
775 * options.h (strip_lto_sections): New option.
776
6c52134c
CC		 7772008-12-01 Cary Coutant <ccoutant@google.com>
778
779 * plugin.cc (ld_plugin_message): Change format parameter to const.
780 Fix mismatch between new[] and delete.
781
a45248e0
CC		 7822008-11-14 Cary Coutant <ccoutant@google.com>
783
784 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
785 instead of -1U.
786
c82fbeee
CS		 7872008-11-05 Craig Silverstein <csilvers@google.com>
788
789 * options.cc (General_options::parse_dynamic_list): New function.
790 * options.h (General_options): New flags dynamic_list,
791 dynamic_list_data, dynamic_list_cpp_new, and
792 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
793 (General_options::in_dynamic_list): New function.
794 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
795 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
796 (Lex::can_continue_name): Likewise.
797 (yylex): Likewise.
798 (read_script_file): New parameter script_options.
799 (read_dynamic_list): New function.
800 (Script_options::define_dynamic_list): New function.
801 (dynamic_list_keyword_parsecodes): New variable.
802 (dynamic_list_keywords): New variable.
803 * script.h (Script_options::define_dynamic_list): New function
804 prototype.
805 (read_dynamic_list): New function prototype.
806 * symtab.cc (strprefix): New macro.
807 (Symbol::should_add_dynsym_entry): Support dynamic_list,
808 dynamic_list_data, dynamic_list_cpp_new, and
809 dynamic_list_cpp_typeinfo.
810 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
811 (dynamic_list_expr): New rule.
812 (dynamic_list_nodes): Likewise.
813 (dynamic_list_node): Likewise.
814 * testsuite/Makefile.am (dynamic_list): New test.
815 * testsuite/Makefile.in: Regenerated.
816 * testsuite/dynamic_list.t: New file.
817 * testsuite/dynamic_list.sh: New file.
818
e0bb29a5
CS		 8192008-11-05 Craig Silverstein <csilvers@google.com>
820
821 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
822 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
823 (t11_last): Likewise.
824 * testsuite/ver_test_6.c (main): Likewise.
825
4e1e25e0
CC		 8262008-10-07 Cary Coutant <ccoutant@google.com>
827
828 * options.c (General_options::finalize): Add check for -static and
829 -shared.
830 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
831 is not empty.
832
92f03fcb
CC		 8332008-10-02 Cary Coutant <ccoutant@google.com>
834
835 * plugin.cc (make_sized_plugin_object): Fix conditional
836 compilation to work when not all targets are enabled.
837
fbd8a257
CC		 8382008-09-29 Cary Coutant <ccoutant@google.com>
839
840 * archive.cc (Archive::get_file_and_offset): Use filename instead
841 of name to get library path.
842 (Archive::include_member): Unlock external member of a thin archive.
843
844 * testsuite/Makefile.am (TEST_AR): New variable.
845 (thin_archive_test_1): New test.
846 (thin_archive_test_2): New test.
81636b3f
CC		 847 * testsuite/Makefile.in: Regenerate.
848 * testsuite/thin_archive_main.cc: New file.
849 * testsuite/thin_archive_test_1.cc: New file.
850 * testsuite/thin_archive_test_2.cc: New file.
851 * testsuite/thin_archive_test_3.cc: New file.
852 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 853
eff45813
CC		 8542008-09-29 Cary Coutant <ccoutant@google.com>
855
856 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
857 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
858 instead of -1U.
859 (Sized_relobj::do_finalize_local_symbols): Likewise.
860 (Sized_relobj::map_to_kept_section): Likewise.
861 * object.h (Sized_relobj::invalid_address): New constant.
862 (Sized_relobj::do_output_section_offset): Check for invalid_address
863 and return -1ULL.
864 * output.cc (Output_reloc::local_section_offset): Use constant
865 invalid_address instead of -1U.
866 (Output_reloc::get_address): Likewise.
867 (Output_section::output_address): Change -1U to -1ULL.
868 * output.h (Output_reloc::invalid_address): New constant.
869 * reloc.cc (Sized_relobj::write_sections): Use constant
870 invalid_address instead of -1U.
871 (Sized_relobj::relocate_sections): Likewise.
872 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
873 values for merge sections.
874 * target-reloc.h (relocate_for_relocatable): Use constant
875 invalid_address instead of -1U.
876
89fc3421
CC		 8772008-09-19 Cary Coutant <ccoutant@google.com>
878
879 Add plugin functionality for link-time optimization (LTO).
880 * configure.ac (plugins): Add --enable-plugins option.
881 * configure: Regenerate.
882 * config.in: Regenerate.
883 * Makefile.am (LIBDL): New variable.
884 (CCFILES): Add plugin.cc.
885 (HFILES): Add plugin.h.
886 (ldadd_var): Add LIBDL.
887 * Makefile.in: Regenerate.
888
889 * archive.cc: Include "plugin.h".
890 (Archive::setup): Don't preread archive symbols when using a plugin.
891 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
892 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
893 files.
894 (Archive::include_member): Add symbols from plugin objects.
895 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
896 * descriptors.cc (Descriptors::open): Check for file descriptors
897 abandoned by plugins.
898 (Descriptors::claim_for_plugin): New function.
899 * descriptors.h (Descriptors::claim_for_plugin): New function.
900 (Open_descriptor::is_claimed): New field.
901 (claim_descriptor_for_plugin): New function.
902 * fileread.cc (File_read::claim_for_plugin): New function.
903 * fileread.h (File_read::claim_for_plugin): New function.
904 (File_read::descriptor): New function.
905 * gold.cc: Include "plugin.h".
906 (queue_initial_tasks): Add task to call plugin hooks for generating
907 new object files.
908 * main.cc: Include "plugin.h".
909 (main): Load plugin libraries.
910 * object.h (Pluginobj): Declare.
911 (Object::pluginobj): New function.
912 (Object::do_pluginobj): New function.
913 (Object::set_target): New function.
914 * options.cc: Include "plugin.h".
915 (General_options::parse_plugin): New function.
916 (General_options::General_options): Initialize plugins_ field.
917 (General_options::add_plugin): New function.
918 * options.h (Plugin_manager): Declare.
919 (General_options): Add --plugin option.
920 (General_options::has_plugins): New function.
921 (General_options::plugins): New function.
922 (General_options::add_plugin): New function.
923 (General_options::plugins_): New field.
924 * plugin.cc: New file.
925 * plugin.h: New file.
926 * readsyms.cc: Include "plugin.h".
927 (Read_symbols::do_read_symbols): Check for archive before checking
928 for ELF file. Call plugin hooks to claim files.
929 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
930 from a real object file; force override when processing replacement
931 files.
932 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
933 (Symbol::init_base_object): Likewise.
934 (Symbol::init_base_output_data): Likewise.
935 (Symbol::init_base_output_segment): Likewise.
936 (Symbol::init_base_constant): Likewise.
937 (Symbol::init_base_undefined): Likewise.
938 (Symbol::output_section): Assert that object is not a plugin.
939 (Symbol_table::add_from_pluginobj): New function.
940 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
941 undefined.
942 (Symbol_table::sized_write_globals): Likewise.
943 (Symbol_table::add_from_pluginobj): Instantiate template.
944 * symtab.h (Sized_pluginobj): Declare.
945 (Symbol::in_real_elf): New function.
946 (Symbol::set_in_real_elf): New function.
947 (Symbol::in_real_elf_): New field.
948 (Symbol_table::add_from_pluginobj): New function.
949
950 * testsuite/Makefile.am (AM_CFLAGS): New variable.
951 (LIBDL): New variable.
952 (LDADD): Add LIBDL.
953 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
954 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
955 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
956 (MOSTLYCLEANFILES): Likewise.
957 * testsuite/Makefile.in: Regenerate.
958 * testsuite/plugin_test.c: New file.
959 * testsuite/plugin_test_1.sh: New file.
960 * testsuite/plugin_test_2.sh: New file.
961
de31bda5
ILT		 9622008-09-16 Ian Lance Taylor <iant@google.com>
963
9c2d0ef9
ILT		 964 * target-reloc.h (relocate_section): Check whether a symbol is
965 defined by the ABI before reporting an undefined symbol error.
966 * target.h (Target::is_defined_by_abi): Make parameter const.
967 (Target::do_is_defined_by_abi): Likewise.
968 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
969 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
970 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
971 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
972 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
973 * testsuite/Makefile.in: Rebuild.
974
de31bda5
ILT		 975 * fileread.cc (make_view): Add casts to avoid warning.
976
9fa33bee
AO		 9772008-09-16 Alexandre Oliva <aoliva@redhat.com>
978
979 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
980 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
981
183fd0e3
AO		 9822008-09-16 Alexandre Oliva <aoliva@redhat.com>
983
984 * options.h (General_options::output_is_executable): New.
985 (General_options::output_is_pie): New.
986 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
987 for shared libraries.
988 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
989
7be8330a
CD		 9902008-09-11 Chris Demetriou <cgd@google.com>
991
992 * options.h (origin): New -z option.
993 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
994 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
995 in DT_FLAGS_1.
996
a9caad02
CC		 9972008-09-05 Cary Coutant <ccoutant@google.com>
998
999 * fileread.cc (File_read::make_view): Add check for attempt to map
1000 beyond end of file.
1001
ae6dce4d
CC		 10022008-09-05 Cary Coutant <ccoutant@google.com>
1003
1004 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1005 explicit instantiations.
1006
d7ab2a47
KVH		 10072008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1008
1009 PR gold/6858
1010 * options.cc (General_options::finalize): Allow undefined symbols
1011 in shlibs if linking -shared.
1012
1013 PR gold/6859
1014 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1015 symbols as not needing a dynsym entry.
1016
1e52a9c1
CS		 10172008-08-20 Craig Silverstein <csilvers@google.com>
1018
1019 * fileread.cc (File_read::open): Do not lock the file unless it
1020 was successfully opened.
1021
d85c80a3
CC		 10222008-08-14 Cary Coutant <ccoutant@google.com>
1023
1024 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1025 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1026 * testsuite/tls_test.cc (struct int128): 128-bit struct
1027 for testing TLS relocs with non-zero addend.
1028 (v12): New TLS variable.
1029 (t12): New test.
1030 (t_last): Add check for v12.
1031 * testsuite/tls_test.h (t12): New function.
1032 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1033
2d924fd9
ILT		 10342008-08-13 Ian Lance Taylor <iant@google.com>
1035
1036 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1037 set tls_segment_ or relro_segment_.
1038 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1039 when appropriate.
1040 * output.h (Output_section::clear_is_relro): New function.
1041 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1042 sections specially even when output_data_ is empty.
1043 (Output_segment::maximum_alignment): When first section is relro,
1044 only force alignment for PT_LOAD segments.
1045 * script.cc (script_data_segment_align): New function.
1046 (script_data_segment_relro_end): New function.
1047 * script-c.h (script_data_segment_align): Declare.
1048 (script_data_segment_relro_end): Declare.
1049 * script-sections.h (class Script_sections): Declare
1050 data_segment_align and data_segment_relro_end. Add fields
1051 segment_align_index_ and saw_relro_end_.
1052 * script-sections.cc (class Sections_element): Add set_is_relro
1053 virtual function. Add new bool* parameter to place_orphan_here.
1054 Add get_output_section virtual function.
1055 (class Output_section_definition): Add set_is_relro. Add new
1056 bool* parameter to place_orphan_here. Add get_output_section.
1057 Add is_relro_ field.
1058 (Output_section_definition::Output_section_definition): Initialize
1059 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1060 and is_relro_ fields.
1061 (Output_section_definition::place_orphan_here): Add is_relro
1062 parameter.
1063 (Output_section_definition::set_section_addresses): Set relro for
1064 output section.
1065 (Output_section_definition::alternate_constraint): Likewise.
1066 (class Orphan_output_section): Add new bool* parameter to
1067 place_orphan_here. Add get_output_section.
1068 (Orphan_output_section::place_orphan_here): Add is_relro
1069 parameter.
1070 (Script_sections::Script_sections): Initialize
1071 data_segment_align_index_ and saw_relro_end_.
1072 (Script_sections::data_segment_align): New function.
1073 (Script_sections::data_segment_relro_end): New function.
1074 (Script_sections::place_orphan): Set or clear is_relro.
1075 (Script_sections::set_section_addresses): Force alignment of first
1076 TLS section.
1077 * yyscript.y (exp): Call script_data_segment_align and
1078 script_data_segment_relro_end.
1079 * testsuite/relro_script_test.t: New file.
1080 * testsuite/relro_test.cc (using_script): Declare.
1081 (t1, t2): Test using_script.
1082 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1083 (relro_script_test_SOURCES): Define.
1084 (relro_script_test_DEPENDENCIES): Define.
1085 (relro_script_test_LDFLAGS): Define.
1086 (relro_script_test_LDADD): Define.
1087 (relro_script_test.so): New target.
1088 * testsuite/Makefile.in: Rebuild.
1089
f827c9a9
CC		 10902008-08-06 Cary Coutant <ccoutant@google.com>
1091
1092 * archive.cc (Archive::total_archives, Archive::total_members)
1093 (Archive::total_members_loaded): New variables.
1094 (Archive::setup): Add parameter. Add option to preread
1095 archive symbols.
1096 (Archive::read_armap): Add counter.
1097 (Archive::get_file_and_offset): New function.
1098 (Archive::get_elf_object_for_member): New function.
1099 (Archive::read_all_symbols): New function.
1100 (Archive::read_symbols): New function.
1101 (Archive::add_symbols): Add counters.
1102 (Archive::include_all_members): Use armap to find members if it's
1103 already built.
1104 (Archive::include_member): Skip reading symbols if already read.
1105 Factored code into Archive::get_file_and_offset and
1106 Archive::get_elf_object_for_member. Changed call to
1107 Mapfile::report_include_archive_member.
1108 (Archive::print_stats): New function.
1109 * archive.h: Declare Object and Read_symbols_data classes.
1110 (Archive::Archive): Add initializers for new members.
1111 (Archive::setup): Add parameter.
1112 (Archive::print_stats): New function.
1113 (Archive::total_archives, Archive::total_members)
1114 (Archive::total_members_loaded): New variables.
1115 (Archive::get_file_and_offset): New function.
1116 (Archive::get_elf_object_for_member): New function.
1117 (Archive::read_all_symbols): New function.
1118 (Archive::read_symbols): New function.
1119 (Archive::Archive_member): New class.
1120 (Archive::members_): New member.
1121 (Archive::num_members_): New member.
1122 * main.cc: Include archive.h.
1123 (main): Call Archive::print_stats.
1124 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1125 archive parameter; member_name is now the fully-decorated name.
1126 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1127 * options.h: (General_options): Add --preread-archive-symbols option.
1128 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1129 Archive::setup.
1130
de4c45bd
ILT		 11312008-08-04 Ian Lance Taylor <iant@google.com>
1132
1133 * symtab.h (Symbol::use_plt_offset): New function.
1134 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1135 * powerpc.cc (Relocate::relocate): Likewise.
1136 * sparc.cc (Relocate::relocate): Likewise.
1137 * x86_64.cc (Relocate::relocate): Likewise.
1138 * testsuite/weak_plt.sh: New test.
1139 * testsuite/weak_plt_main.cc: New test.
1140 * testsuite/weak_plt_shared.cc: New test.
1141 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1142 (check_PROGRAMS): Add weak_plt.
1143 (check_DATA): Add weak_plt_shared.so.
1144 (weak_plt_main_pic.o, weak_plt): New targets.
1145 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1146 * testsuite/Makefile.in: Rebuild.
1147
1148 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1149 gcctestdir/ld.
1150 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1151 * testsuite/Makefile.in: Rebuild.
1152
323ee3f4
AM		 11532008-08-04 Alan Modra <amodra@bigpond.net.au>
1154
1155 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1156 * Makefile.in: Regenerate.
1157 * po/POTFILES.in: Regenerate.
1158
7c07ecec
ILT		 11592008-07-29 Ian Lance Taylor <iant@google.com>
1160
1161 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1162 symbols before other symbols.
1163 * testsuite/script_test_2.cc (test_addr): Declare.
1164 (test_addr_alias): Declare.
1165 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1166 values.
7c07ecec
ILT		 1167 * testsuite/script_test_2.t: Define test_addr_alias and
1168 test_addr.
1169
5778530e
ILT		 11702008-07-24 Ian Lance Taylor <iant@google.com>
1171
2a00e4fb
ILT		 1172 PR 5990
1173 * descriptors.cc: New file.
1174 * descriptors.h: New file.
1175 * gold-threads.h (class Hold_optional_lock): New class.
1176 * fileread.cc: Include "descriptors.h".
1177 (File_read::~File_read): Release descriptor rather than closing
1178 it.
1179 (File_read::open) [file]: Call open_descriptor rather than open.
1180 Set is_descriptor_opened_.
1181 (File_read::open) [memory]: Assert that descriptor is not open.
1182 (File_read::reopen_descriptor): New function.
1183 (File_read::release): Release descriptor.
1184 (File_read::do_read): Make non-const. Reopen descriptor.
1185 (File_read::read): Make non-const.
1186 (File_read::make_view): Reopen descriptor.
1187 (File_read::do_readv): Likewise.
1188 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1189 Update declarations.
1190 * layout.cc: Include "descriptors.h".
1191 (Layout::create_build_id): Use open_descriptor rather than open.
1192 * output.cc: Include "descriptors.h".
1193 (Output_file::open): Use open_descriptor rather than open.
1194 * archive.cc (Archive::const_iterator): Change Archive to be
1195 non-const.
1196 (Archive::begin, Archive::end): Make non-const.
1197 (Archive::count_members): Likewise.
1198 * archive.h (class Archive): Update declarations.
1199 * object.h (Object::read): Make non-const.
1200 * Makefile.am (CCFILES): Add descriptors.cc.
1201 (HFILES): Add descriptors.h.
1202 * Makefile.in: Rebuild.
1203
801647d1
ILT		 1204 PR 6716
1205 * gold.h: Always include <clocale>. Add Solaris workarounds
1206 following code in binutils/sysdep.h.
1207
5edd166e
ILT		 1208 PR 6048
1209 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1210 this->eh_frame_hdr_ is NULL before using it.
1211
c89ad728
ILT		 1212 * dynobj.cc (Versions::Versions): Update comment.
1213
aa86f06b
ILT		 1214 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1215 the base version name.
1216
5778530e
ILT		 1217 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1218 array size plus one.
1219 (Stringpool_template::set_string_offsets): Subtract one from key
1220 before using it as an array index.
1221 (Stringpool_template::get_offset_with_length): Likewise.
1222 (Stringpool_template::write_to_buffer): Likewise.
1223 * stringpool.h (Stringpool_template::get_offset_from_key):
1224 Likewise.
1225
057ead22
ILT		 12262008-07-23 Ian Lance Taylor <iant@google.com>
1227
7f649c59
ILT		 1228 PR 6658
1229 * object.h (Merged_symbol_value::value): Do our best to handle a
1230 negative addend.
1231
057ead22
ILT		 1232 PR 6647
1233 * script.cc (Version_script_info::get_versions): Don't add empty
1234 version tag to return value.
1235 (Version_script_info::get_symbol_version_helper): Change return
1236 type to bool. Add pversion parameter. Change all callers.
1237 (script_register_vers_node): Don't require a non-NULL tag.
1238 * script.h (class Version_script_info): Update declarations.
1239 (Version_script_info::get_symbol_version): Change return type to
1240 bool. Add version parameter. Change all callers.
1241 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1242 handling. Handle an empty version from a version script.
1243 (Symbol_table::define_special_symbol): Likewise.
1244 * testsuite/ver_test_10.script: New file.
1245 * testsuite/ver_test_10.sh: New file.
1246 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1247 (check_DATA): Add ver_test_10.syms.
1248 (ver_test_10.syms, ver_test_10.so): New target.
1249 * testsuite/Makefile.in: Rebuild.
1250
58e54ac2
CD		 12512008-07-23 Simon Baldwin <simonb@google.com>
1252
1253 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1254 to zero for undefined symbols from dynamic libraries.
1255
95d14cd3
ILT		 12562008-07-23 Ian Lance Taylor <iant@google.com>
1257
1258 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1259 Change all callers.
1260 * symtab.h (class Symbol_table): Update declaration.
1261 * testsuite/ver_test_9.cc: New file.
1262 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1263 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1264 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1265 (ver_test_9.so, ver_test_9.o): New targets.
1266 * testsuite/Makefile.in: Rebuild.
1267
92de84a6
ILT		 12682008-07-22 Ian Lance Taylor <iant@google.com>
1269
34810851
ILT		 1270 * options.h (class General_options): Define --check-sections.
1271 * layout.cc (Layout::set_segment_offsets): Handle
1272 --check-sections.
1273
af6156ef
ILT		 1274 * options.h (class General_options): Define -n/--nmagic and
1275 -N/--omagic.
1276 * options.cc (General_options::finalize): For -n/--nmagic or
1277 -N/--omagic, set -static.
1278 * layout.cc (Layout::attach_allocated_section_to_segment): If
1279 -N/--omagic, don't put read-only and read-write sections in
1280 different segments.
1281 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1282 finding a read-only segment.
1283 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1284 don't set the minimum segment alignment to the common page size,
1285 and don't set the file offset to the address modulo the page size.
1286 * script-sections.cc (Script_sections::create_segments): If
1287 -n/--omagic, don't put read-only and read-write sections in
1288 different segments.
1289
92de84a6
ILT		 1290 * cref.cc: New file.
1291 * cref.h: New file.
1292 * options.h (class General_options): Add --print-symbol-counts.
1293 * main.cc (main): Issue defined symbol report if requested.
1294 * archive.cc (Archive::interpret_header): Make into a const member
1295 function.
1296 (Archive::add_symbols): Call Input_objects::archive_start and
1297 archive_stop.
1298 (Archive::const_iterator): Define new class.
1299 (Archive::begin, Archive::end): New functions.
1300 (Archive::include_all_members): Rewrite to use iterator.
1301 (Archive::count_members): New function.
1302 * archive.h (class Archive): Update declarations.
1303 (Archive::filename): New function.
1304 * object.cc: Include "cref.h".
1305 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1306 (Sized_relobj::do_get_global_symbol_counts): New function.
1307 (Input_objects::add_object): Add object to cross-referencer.
1308 (Input_objects::archive_start): New function.
1309 (Input_objects::archive_stop): New function.
1310 (Input_objects::print_symbol_counts): New function.
1311 * object.h: Declare Cref and Archive.
1312 (Object::get_global_symbol_counts): New function.
1313 (Object::do_get_global_symbol_counts): New pure virtual function.
1314 (class Sized_relobj): Add defined_count_ field. Update
1315 declarations.
1316 (class Input_objects): Add cref_ field. Update constructor.
1317 Update declarations.
1318 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1319 defined_count_.
1320 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1321 symbol counts.
1322 (Sized_dynobj::do_get_global_symbol_counts): New function.
1323 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1324 defined_count_. Update declarations. Define Symbols typedef.
1325 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1326 parameter. Change all callers.
1327 (Symbol_table::add_from_dynobj): Add sympointers and defined
1328 parameters. Change all callers.
1329 * symtab.h (class Symbol_table): Update declarations.
1330 * Makefile.am (CCFILES): Add cref.cc.
1331 (HFILES): Add cref.h.
1332 * Makefile.in: Rebuild.
1333
3f7c5e1d
CD		 13342008-07-22 Simon Baldwin <simonb@google.com>
1335
1336 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1337 to zero when writing undefined symbols.
1338
e0b64032
ILT		 13392008-07-22 Ian Lance Taylor <iant@google.com>
1340
1341 * output.cc (Output_section::add_input_section): Don't try to
1342 merge empty merge sections.
1343
096b02cf
CS		 13442008-07-21 Craig Silverstein <csilvers@google.com>
1345
1346 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1347 Include symbol version in error message.
cd536b21 1348
1d1f116d
CD		 13492008-07-20 Chris Demetriou <cgd@google.com>
1350
cd536b21 1351 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1352 (RANDOM_SEED_CFLAGS): New substituted variable.
1353 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1354 * configure: Rebuild.
1355 * Makefile.in: Likewise.
1356 * testsuite/Makefile.in: Likewise.
1357
a18f591e
ILT		 13582008-07-18 Ian Lance Taylor <iant@google.com>
1359
1360 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1361 where we see NAME/NULL and NAME/VERSION as separate symbols.
1362 * testsuite/ver_test_main.cc (main): Call t4.
1363 (t4, t4_2a): Define.
1364 * testsuite/ver_test_2.cc (t4_2): Define.
1365 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1366 * testsuite/ver_test_4.cc (t4_2a): Define.
1367 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1368 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1369
c6e3f6ed
ILT		 13702008-07-17 Ian Lance Taylor <iant@google.com>
1371
1372 * dynobj.cc (Versions::add_def): If we give an error about a
1373 missing version, go ahead and create the version anyhow.
1374
ef9beddf
ILT		 13752008-07-10 Ian Lance Taylor <iant@google.com>
1376
1377 Handle output sections with more than 0x7fffffff bytes.
1378 * object.h (class Relobj): Change map_to_output_ to
1379 output_sections_, and just keep a section pointer. Change all
1380 uses. Move comdat group support to Sized_relobj.
1381 (Relobj::is_section_specially_mapped): Remove.
1382 (Relobj::output_section): Remove poff parameter. Change all
1383 callers.
1384 (Relobj::output_section_offset): New function.
1385 (Relobj::set_section_offset): Rewrite.
1386 (Relobj::map_to_output): Remove.
1387 (Relobj::output_sections): New function.
1388 (Relobj::do_output_section_offset): New pure virtual function.
1389 (Relobj::do_set_section_offset): Likewise.
1390 (class Sized_relobj): Add section_offsets_ field. Add comdat
1391 group support from Relobj. Update declarations.
1392 (Sized_relobj::get_output_section_offset): New function.
1393 (Sized_relobj::do_output_section_offset): New function.
1394 (Sized_relobj::do_set_section_offset): New function.
1395 * object.cc (Relobj::output_section_address): Remove.
1396 (Sized_relobj::Sized_relobj): Initialize new fields.
1397 (Sized_relobj::include_section_group): Cast find_kept_object to
1398 Sized_relobj.
1399 (Sized_relobj::include_linkonce_section): Likewise.
1400 (Sized_relobj::do_layout): Use separate arrays for output section
1401 and output offset.
1402 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1403 output_sections.
1404 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1405 output_sections and section_offsets.
1406 (Sized_relobj::write_local_symbols): Likewise.
1407 (map_to_kept_section): Compute output address directly.
1408 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1409 output_sections and section_offsets.
1410 (Sized_relobj::write_sections): Likewise.
1411 (Sized_relobj::relocate_sections): Likewise.
1412 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1413 * output.h (class Output_reloc): Update declarations. Change
1414 u2_.relobj to Sized_relobj*.
1415 (class Output_data_reloc): Change add functions to use
1416 Sized_relobj*.
1417 * output.cc (Output_reloc::Output_reloc): Change relobj to
1418 Sized_relobj*.
1419 (Output_reloc::local_section_offset): Change return type to
1420 Elf_Addr. Use get_output_section_offset.
1421 (Output_reloc::get_address): Likewise.
1422 (Output_section::is_input_address_mapped): Don't call
1423 is_section_specially_mapped.
1424 (Output_section::output_offset): Likewise.
1425 (Output_section::output_address): Likewise.
1426 (Output_section::starting_output_address): Likewise.
1427 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1428 parameter to Sized_relobj*.
1429 (Copy_relocs::need_copy_reloc): Likewise.
1430 (Copy_relocs::save): Likewise.
1431 * copy-relocs.h (class Copy_relocs): Update declarations.
1432 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1433 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1434 * target-reloc.h (relocate_for_relocatable): Change
1435 offset_in_output_section type to Elf_Addr. Change code that uses
1436 it as well.
1437 * layout.cc (Layout::layout): Always set *off.
1438 * mapfile.cc (Mapfile::print_input_section): Use
1439 output_section_offset.
1440 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1441 Sized_relobj*.
1442 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1443 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1444 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1445
5cb66f97
ILT		 14462008-07-03 Ian Lance Taylor <iant@google.com>
1447
1448 * layout.cc (Layout::include_section): Do not discard unrecognized
1449 SHT_STRTAB sections.
1450
afe47622
CS		 14512008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1452
1453 * script.cc (Lex::can_continue_name): Make '?' allowable in
1454 version-script names.
1455 * testsuite/version_script.map: Change glob pattern to use '?'
1456
5adf9721
ILT		 14572008-06-30 Manish Singh <yosh@gimp.org>
1458
1459 PR 6585
1460 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1461 Correct typo.
1462
e6fde208
ILT		 14632008-06-30 Ian Lance Taylor <iant@google.com>
1464
1465 PR 6660
1466 PR 6682
1467 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1468 versions]: Don't try to read the value in the contents, since we
1469 don't use it. Use the template endianness when writing.
1470
3f2e6a2d
CC		 14712008-06-25 Cary Coutant <ccoutant@google.com>
1472
1473 * fileread.cc (File_read::make_view): Assert on zero-length view.
1474 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1475 symbol table when there are no symbols to read.
1476
c43d3a48
CS		 14772008-06-23 Craig Silverstein <csilvers@google.com>
1478
1479 * version.cc (version_string): Bump to 1.7
1480
5f494ea0
CS		 14812008-06-18 Craig Silverstein <csilvers@google.com>
1482
1483 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1484 constant 0xFFFF to type Valtype.
1485 (Powerpc_relocate_functions::rel16_ha): Likewise.
1486
c42e122e
ILT		 14872008-06-17 Ian Lance Taylor <iant@google.com>
1488
f34787f8
ILT		 1489 * output.h (Output_section::Input_section): Initialize p2align_ to
1490 zero for Output_section_data constructors.
1491 (Output_section::Input_section::addralign): If not an input
1492 section, return the alignment of the Output_section_data.
1493 * testsuite/copy_test.cc: New file.
1494 * testsuite/copy_test_1.cc: New file.
1495 * testsuite/copy_test_2.cc: New file.
1496 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1497 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1498 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1499 (copy_test_1_pic.o, copy_test_1.so): New targets.
1500 (copy_test_2_pic.o, copy_test_2.so): New targets.
1501 * testsuite/Makefile.in: Rebuild.
1502
c42e122e
ILT		 1503 * script-sections.cc (Script_sections::place_orphan): Initialize
1504 local variable exact.
1505
ce3ac18a
DE		 15062008-06-13 David Edelsohn <edelsohn@gnu.org>
1507
1508 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1509
42cacb20
DE		 15102008-06-12 David Edelsohn <edelsohn@gnu.org>
1511 David S. Miller <davem@davemloft.net>
1512
1513 * powerpc.cc: New file.
1514 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1515 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1516 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1517 * Makefile.in: Rebuild.
1518
7b308235
ILT		 15192008-06-09 Ian Lance Taylor <iant@google.com>
1520
1521 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1522 <exception>.
1523 (throwing, orig_terminate): New static variables.
1524 (terminate_handler): New static function.
1525 (t2): Set terminate handler.
1526
f0b886e3
ILT		 15272008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1528
1529 PR 6584
cd536b21 1530 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1531 alignment.
1532
3e90f135
CC		 15332008-05-30 Cary Coutant <ccoutant@google.com>
1534
1535 * archive.cc (Archive::include_all_members) Correct to step
1536 over symbol table and extended name table in thin archives.
1537
e09ad04a
ILT		 15382008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1539
1540 PR 6407
1541 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1542 calculation.
1543
62b01cb5
ILT		 15442008-05-28 Caleb Howe <cshowe@google.com>
1545
1546 * reduced_debug_output.cc: New file.
1547 * reduced_debug_output.h: New file.
92de84a6 1548 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1549 * options.cc (General_options::finalize): Add strip_debug_non_line
1550 to the strip heirarchy.
1551 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1552 fields.
1553 * layout.cc: Include "reduced_debug_output.h".
1554 (Layout::Layout): Initialize new fields.
1555 (line_only_debug_sections): New static array.
1556 (is_lines_only_debug_sections): New static inline function.
1557 (Layout::include_section): Handle --strip-debug-non-line.
1558 (Layout::make_output_section): If --strip-debug-non-line, build
1559 new output sections for .debug_abbrev and .debug_info.
1560 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1561 gold. Warn about possible overflow.
1562 (read_signed_LEB_128): Likewise.
1563 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1564 (read_signed_LEB_128): Declare.
1565 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1566 (HFILES): Add reduced_debug_output.h.
1567 * Makefile.in: Rebuild.
1568
7d9e3d98
ILT		 15692008-05-21 Ian Lance Taylor <iant@google.com>
1570
1571 * mapfile.cc: New file.
1572 * mapfile.h: New file.
1573 * options.h (class General_options): Add -M/--print-map and -Map.
1574 * options.cc (General_options::finalize): Make -M equivalent to
1575 -Map -.
1576 * main.cc: Include <cstdio> and "mapfile.h".
1577 (main): Open mapfile if requested.
1578 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1579 constructor. Change caller.
1580 (queue_initial_tasks): Add mapfile parameter. Change caller.
1581 (queue_middle_tasks): Likewise.
1582 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1583 declarations.
1584 * archive.cc: Include "mapfile.h".
1585 (Archive::add_symbols): Add mapfile parameter. Change all
1586 callers. Pass mapfile, symbol, and reason to include_member.
1587 (Archive::include_all_members): Add mapfile parameter. Change all
1588 callers.
1589 (Archive::include_member): Add mapfile, sym, and why parameters.
1590 Change all callers. Report inclusion to map file.
1591 * archive.h: Include "fileread.h".
1592 (class Archive): Update declarations.
1593 (Archive::file): New const method.
1594 (class Add_archive_symbols): Add mapfile_ field. Update
1595 constructor. Change all callers.
1596 * readsyms.h (class Read_symbols): Likewise.
1597 (class Finish_group): Likewise.
1598 (class Read_script): Likewise.
1599 * common.cc: Include "mapfile.h".
1600 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1601 all callers.
1602 (Symbol_table::do_allocate_commons): Likewise.
1603 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1604 symbol allocation to mapfile.
1605 * common.h (class Allocate_commons_task): Add mapfile_ field.
1606 Update constructor. Change all callers.
1607 * symtab.h (class Symbol_table): Update declarations.
1608 * layout.cc: Include "mapfile.h".
1609 (Layout_task_runner::run): Print information to mapfile.
1610 (Layout::create_gold_note): Change Output_data_fixed_space to
1611 Output_data_zero_fill.
1612 (Layout::create_build_id): Likewise.
1613 (Layout::print_to_mapfile): New function.
1614 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1615 constructor. Change caller.
1616 (class Layout): Declare print_to_mapfile.
1617 * output.cc (Output_section::Input_section::print_to_mapfile): New
1618 function.
1619 (Output_section::add_input_section): If producing a map, always
1620 add to input_sections_ list.
1621 (Output_section::do_print_to_mapfile): New function.
1622 (Output_segment::print_sections_to_mapfile): New function.
1623 (Output_segment::print_section_list_to_mapfile): New function.
1624 * output.h: Include "mapfile.h".
1625 (Output_data::print_to_mapfile): New function.
1626 (Output_data::do_print_to_mapfile): New virtual function.
1627 (Output_segment_headers::do_print_to_mapfile): New function.
1628 (Output_file_header::do_print_to_mapfile): New function.
1629 (Output_data_const::do_print_to_mapfile): New function.
1630 (class Output_data_const_buffer): Add map_name_ field. Update
1631 constructor. Change all callers. Add do_print_to_mapfile
1632 function.
1633 (class Output_data_fixed_space): Likewise.
1634 (class Output_data_space): Likewise.
1635 (class Output_data_zero_fill): New class.
1636 (Output_data_strtab::do_print_to_mapfile): New function.
1637 (Output_data_reloc_base::do_print_to_mapfile): New function.
1638 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1639 (Output_data_group::do_print_to_mapfile): New function.
1640 (Output_data_got::do_print_to_mapfile): New function.
1641 (Output_data_dynamic::do_print_to_mapfile): New function.
1642 (Output_symtab_xindex::do_print_to_mapfile): New function.
1643 (class Output_section): Declare do_print_to_mapflie. Declare
1644 print_to_mapfile in Input_section.
1645 (class Output_segment): Declare new functions.
1646 * object.h (Sized_relobj::symbol_count): New function.
1647 * script-sections.cc
1648 (Output_section_element_dot_assignment::set_section_addresses):
1649 Change Output_data_fixed_space to Output_data_zero_fill.
1650 (Output_data_expression::do_print_to_mapfile): New function.
1651 * script.cc (read_input_script): Add mapfile parameter. Change
1652 all callers.
1653 * script.h (read_input_script): Update declaration.
1654 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1655 (Eh_frame::do_print_to_mapfile): New function.
1656 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1657 (Output_merge_string::do_print_to_mapfile): New function.
1658 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1659 function.
1660 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1661 function.
1662 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1663 function.
1664 * Makefile.am (CCFILES): Add mapfile.cc.
1665 (HFILES): Add mapfile.h.
1666 * Makefile.in: Rebuild.
1667
9f1d377b
ILT		 16682008-05-19 Ian Lance Taylor <iant@google.com>
1669
1670 * options.h (class General_options): Add -z relro.
1671 * layout.cc (Layout::Layout): Initialize relro_segment_.
1672 (Layout::add_output_section_data): Return the output section.
1673 (Layout::make_output_section): Rcognize relro sections and mark
1674 them appropriately.
1675 (Layout::attach_allocated_section_to_segment): Put relro sections
1676 in a PT_GNU_RELRO segment.
1677 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1678 section as relro.
1679 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1680 PT_TLS segments.
1681 (Layout::linkonce_mapping): Map d.rel.ro.local to
1682 .data.rel.ro.local.
1683 (Layout::output_section_name): Us .data.rel.ro.local for any
1684 section which begins with that.
1685 * layout.h (class Layout): Update add_output_section_data
1686 declaration. Add relro_segment_ field.
1687 * output.cc (Output_section::Output_section): Initialize is_relro_
1688 and is_relro_local_ fields.
1689 (Output_segment::add_output_section): Group relro sections.
1690 (Output_segment::is_first_section_relro): New function.
1691 (Output_segment::maximum_alignment): If there is a relro section,
1692 align the segment to the common page size.
1693 (Output_segment::set_section_addresses): Track whether we are
1694 looking at relro sections. If the last section is a relro
1695 section, align to the common page size.
1696 (Output_segment::set_section_list_addresses): Add in_relro
1697 parameter. Change all callers. Align to the page size when
1698 moving from relro to non-relro section.
1699 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1700 segment.
1701 * output.h (class Output_section): Add is_relro_ and
1702 is_relro_local_ fields.
1703 (Output_section::is_relro): New function.
1704 (Output_section::set_is_relro): New function.
1705 (Output_section::is_relro_local): New function.
1706 (Output_section::set_is_relro_local): New function.
1707 (class Output_segment): Update declarations.
1708 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1709 * sparc.cc (Target_sparc::got_section): Likewise.
1710 * x86_64.cc (Target_x86_64::got_section): Likewise.
1711 * testsuite/relro_test_main.cc: New file.
1712 * testsuite/relro_test.cc: New file.
1713 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1714 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1715 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1716 (relro_test.so, relro_test_pic.o): New targets.
1717 * testsuite/Makefile.in: Rebuild.
1718
a984ee1d
ILT		 17192008-05-16 Ian Lance Taylor <iant@google.com>
1720
01676dcd
ILT		 1721 * output.cc (Output_segment::add_output_section): Remove front
1722 parameter.
1723 * output.h (class Output_segment): Remove
1724 add_initial_output_section and overloaded add_output_section.
1725 Update declaration of remaining add_output_section.
1726 * layout.cc (Layout::create_interp): Call add_output_section
1727 rather than add_initial_output_section.
1728 (Layout::finish_dynamic_section): Likewise.
1729
497897f9
ILT		 1730 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1731 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1732 know the dynamic type.
1733 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1734 field. Initialize it in constructor.
1735 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1736 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1737 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1738 reloc.
1739
a984ee1d
ILT		 1740 * output.cc (Output_reloc::get_address): Change return type to
1741 Elf_Addr.
1742 * output.h (class Output_reloc): Update get_address declaration.
1743 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1744 for section addresses.
1745
55ba0940
ILT		 17462008-05-09 Ian Lance Taylor <iant@google.com>
1747
1748 PR 6493
1749 * gold.cc (gold_nomem): Use return value of write.
1750
75517b77
ILT		 17512008-05-08 Ian Lance Taylor <iant@google.com>
1752
1753 * symtab.c (Symbol::init_base_output_data): Add version
1754 parameter. Change all callers.
1755 (Symbol::init_base_output_segment): Likewise.
1756 (Symbol::init_base_constant): Likewise.
1757 (Symbol::init_base_undefined): Likewise.
1758 (Sized_symbol::init_output_data): Likewise.
1759 (Sized_symbol::init_output_segment): Likewise.
1760 (Sized_symbol::init_constant): Likewise.
1761 (Sized_symbol::init_undefined): Likewise.
1762 (Symbol_table::do_define_in_output_data): If the new symbol has a
1763 version, mark it as the default.
1764 (Symbol_table::do_define_in_output_segment): Likewise.
1765 (Symbol_table::do_define_as_constant): Likewise.
1766 * symtab.h (class Symbol): Update declarations.
1767 (class Sized_symbol): Likewise.
1768 * resolve.cc (Symbol::override_version): New function.
c42e122e 1769 (Symbol::override_base): Call override_version.
75517b77
ILT		 1770 (Symbol::override_base_with_special): Likewise.
1771 * testsuite/ver_script_8.script: New file.
1772 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1773 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1774 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1775 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1776
f1f70eae
ILT		 17772008-05-06 Ian Lance Taylor <iant@google.com>
1778
f3e9c5c5
ILT		 1779 PR 6049
1780 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1781 functions.
1782 (class General_options): Remove existing --undefined, and add
1783 --no-undefined instead. Add new --undefined as synonym for -u.
1784 * archive.cc (Archive::add_symbols): Check whether symbol was
1785 named with -u.
1786 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1787 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1788 all uses. Add IS_UNDEFINED. Update declarations to split
1789 different versions of init_base. Declare init_base_undefined.
1790 (Symbol::is_defined): Handle IS_UNDEFINED.
1791 (Symbol::is_undefined): Likewise.
1792 (Symbol::is_weak_undefined): Call is_undefined.
1793 (Symbol::is_absolute): Handle IS_CONSTANT.
1794 (class Sized_symbol): Update declarations to split different
1795 versions of init. Declare init_undefined.
1796 (class Symbol_table): Declare new functions.
1797 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1798 Change all callers.
1799 (Symbol::init_base_output_data): Likewise.
1800 (Symbol::init_base_output_segment): Likewise.
1801 (Symbol::init_base_constant): Likewise.
1802 (Symbol::init_base_undefined): New function.
1803 (Sized_symbol::init_object): Rename from init. Change all
1804 callers.
1805 (Sized_symbol::init_output_data): Likewise.
1806 (Sized_symbol::init_output_segment): Likewise.
1807 (Sized_symbol::init_constant): Likewise.
1808 (Sized_symbol::init_undefined): New function.
1809 (Symbol_table::add_undefined_symbols_from_command_line): New
1810 function.
1811 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1812 function.
1813 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1814 (Symbol::output_section): Likewise.
1815 (Symbol::set_output_section): Likewise.
1816 (Symbol_table::sized_finalize_symbol): Likewise.
1817 (Symbol_table::sized_write_globals): Likewise.
1818 * resolve.cc (Symbol_table::should_override): Likewise.
1819 (Symbol::override_base_with_special): Likewise.
1820
8bdcdf2c
ILT		 1821 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1822 symbol, change it to have default visibility.
1823 * testsuite/protected_1.cc: New file.
1824 * testsuite/protected_2.cc: New file.
1825 * testsuite/protected_3.cc: New file.
1826 * testsuite/protected_main_1.cc: New file.
1827 * testsuite/protected_main_2.cc: New file.
1828 * testsuite/protected_main_3.cc: New file.
1829 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1830 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1831 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1832 (protected_1.so): New target.
1833 (protected_1_pic.o, protected_2_pic.o): New targets.
1834 (protected_3_pic.o): New target.
1835 (check_PROGRAMS): Add protected_2.
1836 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1837 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1838 * testsuite/Makefile.in: Rebuild.
1839
2b706932
ILT		 1840 * options.h (DEFINE_var): Add set_user_set_##varname__.
1841 (DEFINE_bool_alias): New macro.
1842 (class General_options): Define -Bstatic using DEFINE_bool_alias
1843 rather than DEFINE_special. Add --undefined as an alias for -z
1844 defs.
1845 * options.cc (General_options::parse_Bstatic): Remove.
1846
d82a5bcc
ILT		 1847 * options.h (class General_options): Add --fatal-warnings.
1848 * main.cc (main): Implement --fatal-warnings.
1849 * errors.h (Errors::warning_count): New function.
1850
f1f70eae
ILT		 1851 * options.h (class General_options): Add -Bsymbolic-functions.
1852 * symtab.h (Symbol::is_preemptible): Check for
1853 -Bsymbolic-functions.
1854
8825ac63
ILT		 18552008-05-05 Ian Lance Taylor <iant@google.com>
1856
d98bc257
ILT		 1857 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1858 as noVARNAME rather than no-VARNAME.
1859 (class General_options): Add option -z combreloc.
1860 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1861 get_address.
1862 (Output_reloc::sort_before) [SHT_REL]: New function.
1863 (Output_reloc::sort_before) [SHT_RELA]: New function.
1864 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1865 Sort_relocs_comparison.
1866 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1867 parameter. Change all callers.
1868 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1869 sort_relocs parameter. Change all callers.
1870 * output.cc (Output_reloc::get_address): New function, broken out
1871 of write_rel.
1872 (Output_reloc::write_rel): Call it.
1873 (Output_reloc::compare): New function.
1874 (Output_data_reloc_base::do_write): Optionally sort relocs.
1875
60b2b4e7
ILT		 1876 * configure.ac: If targ_extra_obj is set, link it in.
1877 * configure.tgt: Initialize all variables.
1878 (x86_64*): Set targ_extra_obj and targ_extra_size.
1879 * configure: Rebuild.
1880
8825ac63
ILT		 1881 * object.cc (Sized_relobj::include_section_group): Adjust section
1882 indexes read from group data. Build vector to pass to
1883 layout_group.
1884 * layout.cc (Layout::layout_group): Add flags and shndxes
1885 parameters. Remove contents parameter. Change caller. Update
1886 explicit instantiations.
1887 * layout.h (class Layout): Update layout_group declaration.
1888 * output.cc (Output_data_group::Output_data_group): Add flags and
1889 input_shndxes parameters. Remove contents parameter. Change
1890 caller.
1891 (Output_data_group::do_write): Change input_sections_ to
1892 input_shndxes_.
1893 * output.h (class Output_data_group): Update constructor
1894 declaration. Rename input_sections_ to input_shndxes_.
1895 * testsuite/many_sections_test.cc: Add template.
1896
e94cf127
CC		 18972008-04-30 Cary Coutant <ccoutant@google.com>
1898
4418b2d5
CC		 1899 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1900
e94cf127
CC		 1901 * layout.cc (Layout::include_section): Refactored check for debug
1902 info section.
1903 (Layout::add_comdat): Add new parameters. Change type
1904 of signature parameter. Add object and shndx to signatures table.
1905 (Layout::find_kept_object): New function.
1906 * layout.h: Include <cstring>.
1907 (Layout::is_debug_info_section): New function.
1908 (Layout::add_comdat): Add new parameters.
1909 (Layout::find_kept_object): New function.
1910 (Layout::Kept_section): New struct.
1911 (Layout::Signatures): Change type of map range.
1912 * object.cc (Relobj::output_section_address): New function.
1913 (Sized_relobj::include_section_group): Add new parameters. Change
1914 calls to Layout::add_comdat. Change to build table of kept comdat
1915 groups and table mapping discarded sections to kept sections.
1916 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1917 (Sized_relobj::do_layout): Change calls to include_section_group and
1918 include_linkonce_section.
1919 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1920 value to zero when section is discarded.
1921 (Sized_relobj::map_to_kept_section): New function.
1922 * object.h (Relobj::output_section_address): New function.
1923 (Relobj::Comdat_group): New type.
1924 (Relobj::find_comdat_group): New function.
1925 (Relobj::Comdat_group_table): New type.
1926 (Relobj::Kept_comdat_section): New type.
1927 (Relobj::Kept_comdat_section_table): New type.
1928 (Relobj::add_comdat_group): New function.
1929 (Relobj::set_kept_comdat_section): New function.
1930 (Relobj::get_kept_comdat_section): New function.
1931 (Relobj::comdat_groups_): New field.
1932 (Relobj::kept_comdat_sections_): New field.
1933 (Symbol_value::input_value): Update comment.
1934 (Sized_relobj::map_to_kept_section) New function.
1935 (Sized_relobj::include_linkonce_section): Add new parameter.
1936 * target-reloc.h (Comdat_behavior): New type.
1937 (get_comdat_behavior): New function.
1938 (relocate_section): Add code to map a discarded section to the
1939 corresponding kept section when applying a relocation.
1940
e4e5049b
CS		 19412008-04-30 Craig Silverstein <csilvers@google.com>
1942
1943 * dwarf_reader.cc (next_generation_count): New static var.
1944 (Addr2line_cache_entry): New struct.
1945 (addr2line_cache): New static var.
1946 (Dwarf_line_info::one_addr2line): Added caching.
1947 (Dwarf_line_info::clear_addr2line_cache): New function.
1948 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1949 cache-size parameter.
1950 (Dwarf_line_info::one_addr2line_cache): New function.
1951 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1952 new cache-size argument to one_addr2line(), and clear cache.
1953
d09e9154
CC		 19542008-04-28 Cary Coutant <ccoutant@google.com>
1955
1956 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1957 R_386_PC8 relocations.
1958
7ef73768
ILT		 19592008-04-23 Ian Lance Taylor <iant@google.com>
1960
55438702
ILT		 1961 * object.cc (Sized_relobj::include_section_group): Check for
1962 invalid section group.
1963
c165fb93
ILT		 1964 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1965 header size.
1966
7ef73768
ILT		 1967 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1968 than read for file header.
1969 * archive.cc (Archive::include_member): Likewise.
1970
6194aaab
L		 19712008-04-23 Paolo Bonzini <bonzini@gnu.org>
1972
1973 * aclocal.m4: Regenerate.
1974 * configure: Regenerate.
1975
d491d34e
ILT		 19762008-04-19 Ian Lance Taylor <iant@google.com>
1977
5ea2bac6
ILT		 1978 * version.cc (version_string): Bump to 1.6.
1979
7bc3e21a
ILT		 1980 * testsuite/Makefile.am (many_sections_r_test): New target.
1981 (many_sections_r_test_SOURCES): Remove.
1982 (many_sections_r_test_DEPENDENCIES): Remove.
1983 (many_sections_r_test_LDFLAGS): Remove.
1984 (many_sections_r_test_LDADD): Remove.
1985
7fcd3aa9
ILT		 1986 * object.cc (Sized_relobj::do_add_symbols): Always pass
1987 local_symbol_count_ to add_from_relobj.
1988
4c94d6ae
ILT		 1989 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1990 every thousand variables.
1991 * testsuite/Makefile.in: Rebuild.
1992
d491d34e
ILT		 1993 * object.cc (Xindex::initialize_symtab_xindex): New function.
1994 (Xindex::read_symtab_xindex): New function.
1995 (Xindex::sym_xindex_to_shndx): New function.
1996 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1997 available.
1998 (Sized_relobj::do_initialize_xindex): New function.
1999 (Sized_relobj::do_read_symbols): Adjust section links.
2000 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2001 parameter. Change all callers.
2002 (Sized_relobj::include_section_group): Adjust section links and
2003 symbol section indexes.
2004 (Sized_relobj::do_layout): Adjust section links.
2005 (Sized_relobj::do_count_local_symbols): Adjust section links and
2006 symbol section indexes.
2007 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2008 ordinary and special symbols.
2009 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2010 dynsym_xindex parameters. Change all callers. Adjust section
2011 links. Use SHN_XINDEX when needed.
2012 (Sized_relobj::get_symbol_location_info): Adjust section links.
2013 Don't get fooled by special symbols.
2014 * object.h (class Xindex): Define.
2015 (class Object): Add xindex_ parameter. Declare virtual functoin
2016 do_initialize_xindex.
2017 (Object::adjust_sym_shndx): New function.
2018 (Object::set_xindex): New protected function.
2019 (class Symbol_value): Add is_ordinary_shndx_ field.
2020 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2021 (Symbol_value::value): Assert ordinary section.
2022 (Symbol_value::initialize_input_to_output_map): Likewise.
2023 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2024 Change all callers.
2025 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2026 all callers.
2027 (class Sized_relobj): Update declarations.
2028 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2029 parameter. Change all callers.
2030 (Sized_relobj::adjust_shndx): New function.
2031 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2032 field.
2033 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2034 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2035 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2036 (Sized_dynobj::read_dynsym_section): Adjust section links.
2037 (Sized_dynobj::read_dynamic): Likewise.
2038 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2039 section links.
2040 (Sized_dynobj::do_initialize_xindex): New function.
2041 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2042 do_initialize_xindex.
2043 (Sized_dynobj::adjust_shndx): New function.
2044 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2045 dynsym_xindex_ fields.
2046 (Layout::finalize): Add a call to set_section_indexes before
2047 creating the symtab sections.
2048 (Layout::set_section_indexes): Don't do anything if the section
2049 already has a section index.
2050 (Layout::create_symtab_sections): Add shnum parameter. Change
2051 caller. Create .symtab_shndx section if needed.
2052 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2053 caller.
2054 (Layout::allocated_output_section_count): New function.
2055 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2056 needed.
2057 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2058 fields. Update declarations.
2059 (Layout::symtab_xindex): New function.
2060 (Layout::dynsym_xindex): New function.
2061 (class Write_symbols_task): Add layout_ field.
2062 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2063 Change caller.
2064 * output.cc (Output_section_headers::Output_section_headers): Add
2065 shstrtab_section parameter. Change all callers.
2066 (Output_section_headers::do_sized_write): Store overflow values
2067 for section count and section string table section index in
2068 section header zero.
2069 (Output_file_header::do_sized_write): Check for overflow of
2070 section count and section string table section index.
2071 (Output_symtab_xindex::do_write): New function.
2072 (Output_symtab_xindex::endian_do_write): New function.
2073 * output.h (class Output_section_headers): Add shstrtab_section_.
2074 Update declarations.
2075 (class Output_symtab_xindex): Define.
2076 (Output_section::has_out_shndx): New function.
2077 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2078 field.
2079 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2080 Change all callers.
2081 (Sized_symbol::init): Likewise.
2082 (Symbol::output_section): Check for ordinary symbol.
2083 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2084 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2085 callers.
2086 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2087 Change all callers. Simplify handling of symbols from sections
2088 not included in the link.
2089 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2090 distinction.
2091 (Weak_alias_sorter::operator()): Assert that symbols are
2092 ordinary.
2093 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2094 distinction.
2095 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2096 parameters. Change all callers.
2097 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2098 symbol distinction. Use SHN_XINDEX when needed.
2099 (Symbol_table::write_section_symbol): Add symtab_xindex
2100 parameter. Change all callers.
2101 (Symbol_table::sized_write_section_symbol): Likewise. Use
2102 SHN_XINDEX when needed.
2103 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2104 declarations.
2105 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2106 (Symbol::is_defined): Check is_ordinary.
2107 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2108 (Symbol::is_absolute, Symbol::is_common): Likewise.
2109 (class Sized_symbol): Update declarations.
2110 (class Symbol_table): Update declarations.
2111 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2112 parameters. Change all callers.
2113 (Sized_symbol::override): Likewise.
2114 (Symbol_table::override): Likewise.
2115 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2116 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2117 is_ordinary, and orig_st_shndx parameters. Change all callers.
2118 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2119 to be in an ordinary section.
2120 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2121 object and is_ordinary parameters. Change all callers.
2122 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2123 Change all callers. Don't add undefined or non-ordinary symbols
2124 to reloc_map_.
2125 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2126 Change all callers.
2127 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2128 declarations.
2129 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2130 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2131 (Sized_relobj::relocate_sections): Likewise.
2132 * target-reloc.h (scan_relocs): Adjust section symbol index.
2133 (scan_relocatable_relocs): Likewise.
2134 * i386.cc (Scan::local): Check for ordinary symbols.
2135 * sparc.cc (Scan::local): Likewise.
2136 * x86_64.cc (Scan::local): Likewise.
2137 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2138 to symbol_section_and_value.
2139 * testsuite/many_sections_test.cc: New file.
2140 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2141 (check_PROGRAMS): Add many_sections_test.
2142 (many_sections_test_SOURCES): Define.
2143 (many_sections_test_DEPENDENCIES): Define.
2144 (many_sections_test_LDFLAGS): Define.
2145 (BUILT_SOURCES): Add many_sections_define.h.
2146 (many_sections_define.h): New target.
2147 (BUILT_SOURCES): Add many_sections_check.h.
2148 (many_sections_check.h): New target.
2149 (check_PROGRAMS): Add many_sections_r_test.
2150 (many_sections_r_test_SOURCES): Define.
2151 (many_sections_r_test_DEPENDENCIES): Define.
2152 (many_sections_r_test_LDFLAGS): Define.
2153 (many_sections_r_test_LDADD): Define.
2154 (many_sections_r_test.o): New target.
2155 * testsuite/Makefile.in: Rebuild.
2156
c5818ff1
CC		 21572008-04-17 Cary Coutant <ccoutant@google.com>
2158
2159 * errors.cc (Errors::info): New function.
2160 (gold_info): New function.
2161 * errors.h (Errors::info): New function.
2162 * gold.h (gold_info): New function.
2163 * object.cc (Input_objects::add_object): Print trace output.
2164 * options.cc (options::parse_set): New function.
2165 (General_options::parse_wrap): Deleted.
2166 (General_options::General_options): Deleted initializer.
2167 * options.h (options::String_set): New typedef.
2168 (options::parse_set): New function.
2169 (DEFINE_set): New macro.
2170 (General_options::wrap): Changed to use DEFINE_set. Changed
2171 callers of any_wrap_symbols and is_wrap_symbol.
2172 (General_options::trace, General_options::trace_symbol):
2173 New options.
2174 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2175 (General_options::wrap_symbols_): Deleted.
2176 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2177
b5be4a7c
DM		 21782008-04-17 David S. Miller <davem@davemloft.net>
2179
2180 * options.cc (General_options::parse_V): New function.
2181 * options.h: Add entries for -V and -Qy.
2182
155a0dd7
ILT		 21832008-04-17 Ian Lance Taylor <iant@google.com>
2184
2185 * common.cc (Symbol_table::allocate_commons): Remove options
2186 parameter. Change caller.
2187 (Symbol_table::do_allocate_commons): Remove options parameter.
2188 Change caller. Just call do_allocate_commons_list twice.
2189 (Symbol_table::do_allocate_commons_list): New function, broken out
2190 of do_allocate_commons.
2191 * common.h (class Allocate_commons_task): Remove options_ field.
2192 Update constructor.
2193 * symtab.cc (Symbol_table::Symbol_table): Initialize
2194 tls_commons_.
2195 (Symbol_table::add_from_object): Put TLS common symbols on
2196 tls_commons_ list.
2197 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2198 which are IN_OUTPUT_DATA.
2199 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2200 allocate_commons and do_allocate_commons declarations. Declare
2201 do_allocate_commons_list.
2202 * gold.cc (queue_middle_tasks): Update creation of
2203 Allocate_commons_task to not pass options.
2204 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2205 (TLS_TEST_C_FLAGS): New variable.
2206 (tls_test_c_pic.o): New target.
2207 (tls_test_shared.so): Link in tls_test_c_pic.o.
2208 (tls_test_c_pic_ie.o): New target.
2209 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2210 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2211 (tls_test_c.o): New target.
2212 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2213 (tls_pic_test_LDADD): Likewise.
2214 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2215 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2216 (tls_test_c_gnu2.o): New target.
2217 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2218 tls_test_c_gnu2.o.
2219 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2220 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2221 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2222 * testsuite/tls_test.cc: Include "config.h".
2223 (t_last): Call t11_last.
2224 * testsuite/tls_test.h (t11, t11_last): Declare.
2225 * testsuite/tls_test_c.c: New file.
2226 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2227 * configure.ac: Check for OpenMP support.
2228 * configure, config.in, Makefile.in: Rebuild.
2229 * testsuite/Makefile.in: Rebuild.
2230
edfbb029
CC		 22312008-04-16 Cary Coutant <ccoutant@google.com>
2232
2233 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2234 (Target_i386::tls_base_symbol_defined_): New field.
2235 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2236 (Target_i386::Scan::global): Likewise.
2237 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2238 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2239 (Target_x86_64::tls_base_symbol_defined_): New field.
2240 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2241 (Target_x86_64::Scan::global): Likewise.
2242
f3c69fca
CC		 22432008-04-16 Cary Coutant <ccoutant@google.com>
2244
2245 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2246 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2247 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2248 building shared libraries.
2249 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2250 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2251 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2252 * testsuite/Makefile.in: Rebuild.
2253 * testsuite/weak_undef.h: New file.
2254 * testsuite/weak_undef_file1.cc: Add extra test cases.
2255 * testsuite/weak_undef_file2.cc: Likewise.
2256 * testsuite/weak_undef_test.cc: Likewise.
2257
7c414435
DM		 22582008-04-16 David S. Miller <davem@davemloft.net>
2259
32b769e1
DM		 2260 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2261 Add issued_non_pic_error_ field. Declare check_non_pic.
2262 (Target_sparc::Scan::check_non_pic): New function.
2263 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2264 (Target_sparc::Scan::global): Likewise.
2265
11936fb1
DM		 2266 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2267 * configure: Rebuild.
2268
7c414435
DM		 2269 * options.h (DEFINE_enable): New macro.
2270 (new_dtags): New enable option.
2271 (initfirst, interpose, loadfltr, nodefaultlib,
2272 nodelete, nodlopen, nodump): New -z options.
2273 * layout.cc (Layout:finish_dynamic_section): If new
2274 dtags enabled, emit DT_RUNPATH. Also, emit a
2275 DT_FLAGS_1 containing any specified -z flags.
2276
85c7bf8b
ILT		 22772008-04-16 Ian Lance Taylor <iant@google.com>
2278
12c0daef
ILT		 2279 * copy-relocs.cc: New file.
2280 * copy-relocs.h: New file.
2281 * reloc.cc: Remove Copy_relocs code.
2282 * reloc.h: Likewise.
2283 * reloc-types.h (struct Reloc_types) [both versions]: Add
2284 get_reloc_addend_noerror.
2285 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2286 variants of add_global which take an addend which must be zero.
2287 * i386.cc: Include "copy-relocs.h".
2288 (class Target_i386): Change type of copy_relocs_ to variable,
2289 update initializer.
2290 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2291 Change all callers.
2292 (Target_i386::do_finalize_sections): Change handling of
2293 copy_relocs_.
2294 * sparc.cc: Include "copy-relocs.h".
2295 (class Target_sparc): Change type of copy_relocs_ to variable,
2296 update initializer.
2297 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2298 Change all callers.
2299 (Target_sparc::do_finalize_sections): Change handling of
2300 copy_relocs_.
2301 * x86_64.cc: Include "copy-relocs.h".
2302 (class Target_x86_64): Change type of copy_relocs_ to variable,
2303 update initializer.
2304 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2305 class. Change all callers.
2306 (Target_x86_64::do_finalize_sections): Change handling of
2307 copy_relocs_.
2308 * Makefile.am (CCFILES): Add copy-relocs.cc.
2309 (HFILES): Add copy-relocs.h.
2310
4f4995b6
ILT		 2311 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2312
85c7bf8b
ILT		 2313 * testsuite/script_test_4.sh: Permit leading zeroes.
2314
4f2a9edd
ILT		 23152008-04-15 Ian Lance Taylor <iant@google.com>
2316
e6188289
ILT		 2317 * script-sections.cc (Script_sections::create_segments): Use
2318 header_size_adjustment even when there is enough room for the
2319 headers.
2320 * testsuite/script_test_4.sh: New file.
2321 * testsuite/script_test_4.t: New file.
2322 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2323 (check_DATA): Add script_test_4.stdout.
2324 (MOSTLYCLEANFILES): Likewise.
2325 (script_test_4): New target.
2326 (script_test_4.stdout): New target.
2327 * testsuite/Makefile.in: Rebuild.
2328
4f2a9edd
ILT		 2329 * sparc.cc: Add definitions for Output_data_plt_sparc class
2330 constants.
2331
f5314dd5
DM		 23322008-04-14 David S. Miller <davem@davemloft.net>
2333
2334 * sparc.cc: New file.
2335 * Makefile.am (TARGETSOURCES): Add sparc.cc
2336 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2337 * configure.tgt: Document targ_extra_size and
2338 targ_extra_big_endian. Add entries for sparc-* and
2339 sparc64-*.
2340 * configure.ac: Handle targ_extra_size and
2341 targ_extra_big_endian.
2342 * Makefile.in: Rebuild.
2343 * configure: Likewise.
2344 * po/POTFILES.in: Likewise.
2345 * po/gold.pot: Likewise.
2346
154e0e9a
ILT		 23472008-04-14 Ian Lance Taylor <iant@google.com>
2348
2349 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2350 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2351 in the name/type/flags to section mapping. Don't call
2352 allocate_output_section.
2353 (Layout::choose_output_section): Change parameter from adjust_name
2354 to is_input_section. Don't permit input sections after sections
2355 are attached to segments. Don't call allocate_output_section.
2356 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2357 not write_enable_output_section.
2358 (Layout::make_output_section): Don't push to
2359 unattached_section_list_ nor call attach_to_segment. Call
2360 attach_section_to_segment if sections are attached.
2361 (Layout::attach_sections_to_segments): New function.
2362 (Layout::attach_section_to_segment): New function.
2363 (Layout::attach_allocated_section_to_segment): Rename from
2364 attach_to_segment. Remove flags parameter.
2365 (Layout::allocate_output_section): Remove function.
2366 (Layout::write_enable_output_section): Remove function.
2367 * layout.h (class Layout): Update for above changes. Add new
2368 field sections_are_attached_.
2369 * output.h (Output_section::update_flags_for_input_section): New
2370 function.
2371 * output.cc (Output_section::add_input_section): Call
2372 update_flags_for_input_section.
2373 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2374
009a67a2
CC		 23752008-04-11 Cary Coutant <ccoutant@google.com>
2376
2377 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2378 thought unnecessary.
2379 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2380
759b1a24
ILT		 23812008-04-11 Ian Lance Taylor <iant@google.com>
2382
2383 * output.h (class Output_section_data): Remove inline definition
2384 of set_addralign.
2385 * output.cc (Output_section_data::set_addralign): New function.
2386
c2b45e22
CC		 23872008-04-11 Cary Coutant <ccoutant@google.com>
2388
2389 Add support for TLS descriptors for i386 and x86_64.
2390 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2391 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2392 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2393 GOT_TYPE_TLS_DESC.
2394 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2395 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2396 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2397 relocations.
2398 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2399 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2400 Fix problem with initial-exec relocations.
2401 (Target_i386::Relocate::relocate_tls): Likewise.
2402 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2403 relaxation.
2404 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2405 support for section-plus-offset dynamic table entries.
2406 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2407 (Output_data_dynamic::Dynamic_entry): Add support for
2408 section-plus-offset dynamic table entries.
2409 (Output_data_dynamic::Classification): Likewise.
2410 (Output_data_dynamic::classification_): Renamed offset_.
2411 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2412 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2413 (Target_x86_64::make_plt_section): New function.
2414 (Target_x86_64::reserve_tlsdesc_entries): New function.
2415 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2416 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2417 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2418 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2419 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2420 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2421 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2422 add extra PLT entry for TLS descriptors.
2423 (Output_data_plt_x86_64::got_): New field.
2424 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2425 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2426 fields.
2427 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2428 descriptors.
2429 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2430 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2431 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2432 R_386_TLS_DESC_CALL relocations.
2433 (Target_x86_64::Scan::global): Likewise.
2434 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2435 for TLS descriptors.
2436 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2437 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2438 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2439 GD-to-IE relaxation.
2440 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2441 and TLS_DESCRIPTORS.
2442 * Makefile.in: Rebuild.
2443 * configure: Rebuild.
2444 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2445 (tls_test_shared2.so): New target.
2446 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2447 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2448 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2449 (tls_shared_gd_to_ie_test_LDADD): New variable.
2450 (tls_shared_gnu2_gd_to_ie_test): New target.
2451 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2452 New targets.
2453 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2454 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2455 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2456 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2457 (tls_shared_gnu2_test): New target.
2458 (tls_test_gnu2_shared.so): New target.
2459 (tls_shared_gnu2_test_SOURCES): New variable.
2460 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2461 (tls_shared_gnu2_test_LDFLAGS): New variable.
2462 (tls_shared_gnu2_test_LDADD): New variable.
2463 * testsuite/Makefile.in: Rebuild.
2464 * testsuite/Makefile.
2465
83bfb6b7
ILT		 24662008-04-11 Ian Lance Taylor <iant@google.com>
2467
2468 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2469 justsyms.t.
2470 * testsuite/Makefile.in: Rebuild.
2471
2472 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2473 long.
2474 * testsuite/script_test_2.cc (main): Adjust test.
2475
706e1f5e
ILT		 24762008-04-11 David S. Miller <davem@davemloft.net>
2477 Ian Lance Taylor <iant@google.com>
2478
2479 * options.h (General_options): Add entries for '-Y' and
2480 '-relax'.
2481 * options.cc (General_options:finalize): If -Y was used, add those
2482 entries to the library path instead of the default "/lib" and
2483 "/usr/lib".
2484
7c98e6bb
DM		 24852008-04-11 David S. Miller <davem@davemloft.net>
2486
2487 * testsuite/justsyms.t: Start at 0x100.
2488 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2489 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2490 long.
2491 * testsuite/script_test_2.cc: Adjust string and section length
2492 checks.
7c98e6bb 2493
99a37bfd
ILT		 24942008-04-09 Ian Lance Taylor <iant@google.com>
2495
2cefc357
ILT		 2496 PR gold/5996
2497 * script-sections.cc (Sections_element::allocate_to_segment): Add
2498 orphan parameter.
2499 (Output_section_definition::allocate_to_segment): Likewise.
2500 (Orphan_output_section::allocate_to_segment): Likewise.
2501 (Script_sections::attach_sections_using_phdrs_clause): Don't
2502 propagate non-PT_LOAD segments to orphan sections.
2503 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2504 readelf rather than objdump.
2505 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2506 .interp section and PT_INTERP segment are the same size.
2507 * testsuite/Makefile.in: Rebuild.
2508
99a37bfd
ILT		 2509 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2510 aliases for symbols defined in the same object.
2511 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2512 (weak_alias_test_SOURCES): New variable.
2513 (weak_alias_test_DEPENDENCIES): New variable.
2514 (weak_alias_test_LDFLAGS): New variable.
2515 (weak_alias_test_LDADD): New variable.
2516 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2517 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2518 (weak_alias_test_3.o): New target.
2519 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2520 * testsuite/weak_alias_test_main.cc: New file.
2521 * testsuite/weak_alias_test_1.cc: New file.
2522 * testsuite/weak_alias_test_2.cc: New file.
2523 * testsuite/weak_alias_test_3.cc: New file.
2524
780e49c5
ILT		 25252008-04-08 Ian Lance Taylor <iant@google.com>
2526
cdb0b8f5
ILT		 2527 * options.h (class General_options): Add --noinhibit-exec option.
2528 * main.cc (main): Check --noinhibit-exec.
2529
0864d551
ILT		 2530 * options.h (class General_options): Define --wrap as a special
2531 option. Add wrap_symbols_ field.
2532 (General_options::any_wrap_symbols): New function.
2533 (General_options::is_wrap_symbol): New function.
2534 * options.cc (General_options::parse_wrap): New function.
2535 (General_options::General_options): Initialize wrap_symbols_.
2536 * symtab.cc (Symbol_table::wrap_symbol): New function.
2537 (Symbol_table::add_from_object): Handle --wrap.
2538 * symtab.h (class Symbol_table): Declare wrap_symbol.
2539 * target.h (Target::wrap_char): New function.
2540 (Target::Target_info): Add wrap_char field.
2541 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2542 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2543 * testsuite/testfile.cc (Target_test::test_target_info):
2544 Likewise.
2545
789aa6de
ILT		 2546 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2547 there is one.
2548
2c38906f
ILT		 2549 * layout.h (class Layout): Add added_eh_frame_data_ field.
2550 * layout.cc (Layout::Layout): Initialize new field.
2551 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2552 output section until we find a section we merged successfully.
2553 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2554 that the size be non-zero.
2555
780e49c5
ILT		 2556 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2557 qualifier.
2558
7fcd0256
ILT		 25592008-04-08 Craig Silverstein <csilvers@google.com>
2560
2561 * configure.ac: Export new conditional variable HAVE_ZLIB.
2562 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2563 on HAVE_ZLIB.
2564 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2565 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2566
6835af53
ILT		 25672008-04-07 Ian Lance Taylor <iant@google.com>
2568
e24f324c
ILT		 2569 * version.cc (version_string): Set to "1.5".
2570
a036edd8
ILT		 2571 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2572 Add issued_non_pic_error_ field. Declare check_non_pic.
2573 (Target_x86_64::Scan::check_non_pic): New function.
2574 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2575 (Target_x86_64::Scan::global): Likewise.
2576
624f8810
ILT		 2577 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2578 addend parameter. Change caller. Handle merge sections.
2579 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2580 Address to Addend. Don't add in the result of
2581 local_section_offset, pass down the addend and use the returned
2582 value.
2583 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2584 Update declarations of local_section_offset and symbol_value.
2585 * testsuite/two_file_test_1.cc (t18): New function.
2586 * testsuite/two_file_test_2.cc (f18): New function.
2587 * testsuite/two_file_test_main.cc (main): Call t18.
2588 * testsuite/two_file_test.h (t18, f18): Declare.
2589
6835af53
ILT		 2590 * configure.ac: Don't test for objdump, c++filt, or readelf.
2591 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2592 conditionals.
2593 (TEST_READELF): New variable.
2594 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2595 (check_PROGRAMS): Add two_file_strip_test.
2596 (two_file_strip_test): New target.
2597 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2598 (two_file_same_shared_strip_test_SOURCES): New variable.
2599 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2600 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2601 (two_file_same_shared_strip_test_LDADD): New variable.
2602 (two_file_shared_strip.so): New target.
2603 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2604 (ver_test_5.syms, ver_test_7.syms): Likewise.
2605 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2606 (strip_test_3.stdout): Use TEST_OBJDUMP.
2607 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2608
86925eef
CC		 26092008-04-04 Cary Coutant <ccoutant@google.com>
2610
2611 * symtab.h (Symbol::is_weak_undefined): New function.
2612 (Symbol::is_strong_undefined): New function.
2613 (Symbol::is_absolute): New function.
2614 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2615 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2616 absolute symbols.
2617 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2618 (weak_undef_test): New target.
2619 * testsuite/Makefile.in: Rebuild.
2620 * testsuite/weak_undef_file1.cc: New file.
2621 * testsuite/weak_undef_file2.cc: New file.
2622 * testsuite/weak_undef_test.cc: New file.
2623
126f3ece
ILT		 26242008-04-03 Craig Silverstein <csilvers@google.com>
2625
2626 * compressed_output.h (class Output_compressed_section): Use
2627 unsigned buffer.
2628 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2629 add zlib header.
2630 (zlib_compressed_suffix): Removed.
2631 (Output_compressed_section::set_final_data_size): Use unsigned
2632 buffers.
2633 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2634 Fix linker invocation.
2635 (flagstest_o_specialfile_and_compress_debug_sections):
2636 Likewise.
2637 * testsuite/Makefile.in: Regenerated.
2638
deae2a14
DM		 26392008-04-02 David S. Miller <davem@davemloft.net>
2640
2641 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2642 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2643
70752818
ILT		 26442008-04-02 Craig Silverstein <csilvers@google.com>
2645
2646 * TODO: New file.
2647
39d0cb0e
ILT		 26482008-04-02 Ian Lance Taylor <iant@google.com>
2649
2650 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2651 parameters. Update for new key type to views_. Change all
2652 callers.
2653 (File_read::read): Adjust for byteshift in returned view.
2654 (File_read::add_view): New function, broken out of
2655 find_and_make_view.
2656 (File_read::make_view): New function, broken out of
2657 find_and_make_view.
2658 (File_read::find_or_make_view): Add offset and aligned
2659 parameters. Rewrite accordingly. Change all callers.
2660 (File_read::get_view): Add offset and aligned parameters. Adjust
2661 for byteshift in return value.
2662 (File_read::get_lasting_view): Likewise.
2663 * fileread.h (class File_read): Update declarations.
2664 (class File_read::View): Add byteshift_ field. Add byteshift to
2665 constructor. Add byteshift method.
2666 * archive.h (Archive::clear_uncached_views): New function.
2667 (Archive::get_view): Add aligned parameter. Change all callers.
2668 * object.h (Object::get_view): Add aligned parameter. Change all
2669 callers.
2670 (Object::get_lasting_view): Likewise.
2671
2672 * fileread.cc (File_read::release): Don't call clear_views if
2673 there are multiple objects.
2674 * fileread.h (File_read::clear_uncached_views): New function.
2675 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2676 on the archive.
2677
a1207466
CC		 26782008-03-31 Cary Coutant <ccoutant@google.com>
2679
2680 Add thin archive support.
2681 * archive.cc (Archive::armagt): New const.
2682 (Archive::setup): Remove task parameter and calls to unlock.
2683 (Archive::unlock_nested_archives): New function.
2684 (Archive::read_header): Add nested_off parameter. Change
2685 all callers.
2686 (Archive::interpret_header): Likewise.
2687 (Archive::include_all_members): Change to handle thin
2688 archives.
2689 (Archive::include_member): Likewise.
2690 * archive.h (Archive::Archive): Add new parameters and
2691 initializers.
2692 (Archive::armagt): New const.
2693 (Archive::setup): Remove task parameter.
2694 (Archive::unlock_nested_archives): New function.
2695 (Archive::read_header): Add nested_off parameter.
2696 (Archive::interpret_header): Likewise.
2697 (Archive::Nested_archive_table): New typedef.
2698 (Archive::is_thin_archive_): New field.
2699 (Archive::nested_archives_): New field.
2700 (Archive::options_): New field.
2701 (Archive::dirpath_): New field.
2702 (Archive::task_): New field.
2703 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2704 for thin archives. Pass additional parameters to
2705 Archive::Archive. Unlock the archive file after calling
2706 Archive::setup.
cd536b21 2707
479f6503
ILT		 27082008-03-29 Ian Lance Taylor <iant@google.com>
2709
686c8caf
ILT		 2710 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2711 version symbol to be local.
2712 * testsuite/ver_test_4.sh: New file.
2713 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2714 (check_DATA): Add ver_test_4.syms.
2715 (ver_test_4.syms): New target.
2716 * testsuite/Makefile.in: Rebuild.
2717
ab794b6b
ILT		 2718 * output.cc
2719 (Output_section::Input_section_sort_entry::has_priority): New
2720 function.
2721 (Output_section::Input_section_sort_entry::match_file_name): New
2722 function.
2723 (Output_section::Input_section_sort_entry::match_section_name):
2724 Remove.
2725 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2726 Remove.
2727 (Output_section::Input_section_sort_entry::match_section_file):
2728 Remove.
2729 (Output_section::Input_section_sort_compare::operator()): Rewrite
2730 using new Input_section_sort_entry functions. Sort crtbegin and
2731 crtend first. Sort sections with no priority before sections with
2732 a priority.
2733 * testsuite/initpri1.c (d3): Check j != 4.
2734 (cd5): New constructor/destructor function.
2735 (main): Check j != 2.
2736
479f6503
ILT		 2737 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2738 new symbol when resolving, don't call set_is_default.
2739 * testsuite/ver_test_7.cc: New file.
2740 * testsuite/ver_test_7.sh: New file.
2741 * testsuite/Makefile.am (ver_test_7.so): New target.
2742 (ver_test_7.o): New target.
2743 (check_SCRIPTS): Add ver_test_7.sh.
2744 (check_DATA): Add ver_test_7.syms.
2745 (ver_test_7.syms): New target.
2746
2fd32231
ILT		 27472008-03-28 Ian Lance Taylor <iant@google.com>
2748
2749 * layout.cc (Layout::layout): If we see an input section with a
2750 name that needs sorting, set the must_sort flag for the output
2751 section.
2752 (Layout::make_output_section): If the name of the output section
2753 indicates that it might require sorting, set the may_sort flag.
2754 * output.h (Output_section::may_sort_attached_input_sections): New
2755 function.
2756 (Output_section::set_may_sort_attached_input_sections): New
2757 function.
2758 (Output_section::must_sort_attached_input_sections): New
2759 function.
2760 (Output_section::set_must_sort_attached_input_sections): New
2761 function.
2762 (class Output_section): Declare Input_section_sort_entry. Define
2763 Input_section_sort_compare. Declare
2764 sort_attached_input_sections. Add new fields:
2765 may_sort_attached_input_sections_,
2766 must_sort_attached_input_sections_,
2767 attached_input_sections_are_sorted_.
2768 * output.cc (Output_section::Output_section): Initialize new
2769 fields.
2770 (Output_section::add_input_section): Add an entry to
2771 input_sections_ if may_sort or must_sort are true.
2772 (Output_section::set_final_data_size): Call
2773 sort_attached_input_sections if necessary.
2774 (Output_section::Input_section_sort_entry): Define new class.
2775 (Output_section::Input_section_sort_compare::operator()): New
2776 function.
2777 (Output_section::sort_attached_input_sections): New function.
2778 * configure.ac: Check whether the compiler supports constructor
2779 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2780 * testsuite/initpri1.c: New file.
2781 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2782 CONSTRUCTOR_PRIORITY.
2783 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2784 (initpri1_LDFLAGS): New variable.
2785 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2786
18e6b24e
ILT		 27872008-03-27 Ian Lance Taylor <iant@google.com>
2788
49bdd526
ILT		 2789 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2790 * testsuite/common_test_1.c: New file.
2791 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2792 (common_test_1_SOURCES): New variable.
2793 (common_test_1_DEPENDENCIES): New variable.
2794 (common_test_1_LDFLAGS): New variable.
2795
18e6b24e
ILT		 2796 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2797 and commons_ correctly when NAME/VERSION does not override
2798 NAME/NULL.
2799 * testsuite/ver_test_6.c: New file.
2800 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2801 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2802 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2803
04bf7072
ILT		 28042008-03-26 Ian Lance Taylor <iant@google.com>
2805
5871526f
ILT		 2806 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2807 of an undefined symbol from a version script.
2808 * testsuite/Makefile.am (ver_test_5.so): New target.
2809 (ver_test_5.o): New target.
2810 (check_SCRIPTS): Add ver_test_5.sh.
2811 (check_DATA): Add ver_test_5.syms.
2812 (ver_test_5.syms): New target.
2813 * testsuite/ver_test_5.cc: New file.
2814 * testsuite/ver_test_5.script: New file.
2815 * testsuite/ver_test_5.sh: New file.
2816 * Makefile.in, testsuite/Makefile.in: Rebuild.
2817
04bf7072
ILT		 2818 PR gold/5986
2819 Fix problems building gold with gcc 4.3.0.
2820 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2821 (gold_error_at_location, gold_warning_at_location): Use it.
2822 * configure.ac: Check whether we can compile and use a template
2823 function with a printf attribute.
2824 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2825 when jumping over bytes.
2826 * object.cc: Instantiate Object::read_section_data.
2827 * debug.h: Include <cstring>
2828 * dwarf_reader.cc: Include <algorithm>
2829 * main.cc: Include <cstring>.
2830 * options.cc: Include <cstring>.
2831 * output.cc: Include <cstring>.
2832 * script.cc: Include <cstring>.
2833 * script.h: Include <string>.
2834 * symtab.cc: Include <cstring> and <algorithm>.
2835 * target-select.cc: Include <cstring>.
2836 * version.cc: Include <string>.
2837 * testsuite/testmain.cc: Include <cstdlib>.
2838 * configure, config.in: Rebuild.
2839
874c5b28
ILT		 28402008-03-25 Ian Lance Taylor <iant@google.com>
2841
819d6c3a
ILT		 2842 * options.cc: Include "../bfd/bfdver.h".
2843 (options::help): Print bug reporting address.
2844
f4b2c6f5
ILT		 2845 * version.cc (print_version): Adjust output for current value of
2846 BFD_VERSION_STRING.
2847
2848 * NEWS: New file.
2849
e96caa79
ILT		 2850 * options.cc (options::help): Print list of supported targets.
2851 * target-select.h: Include <vector>.
2852 (class Target_selector): Make machine_, size_, and is_big_endian_
2853 fields const. Add bfd_name_ and instantiated_target_ fields.
2854 (Target_selector::Target_selector): Add bfd_name parameter.
2855 (Target_selector::recognize): Make non-virtual, call
2856 do_recognize.
2857 (Target_selector::recognize_by_name): Make non-virtual, call
2858 do_recognize_by_name.
2859 (Target_selector::supported_names): New function.
2860 (Target_selector::bfd_name): New function.
2861 (Target_selector::do_instantiate_target): New pure virtual
2862 function.
2863 (Target_selector::do_recognize): New virtual function.
2864 (Target_selector::do_recognize_by_name): New virtual function.
2865 (Target_selector::instantiate_target): New private function.
2866 (supported_target_names): Declare.
2867 * target-select.cc (Target_selector::Target_selector): Update for
2868 new parameter and fields.
2869 (select_target_by_name): Check that the name matches before
2870 calling recognize_by_name.
2871 (supported_target_names): New function.
2872 * i386.cc (class Target_selector_i386): Update Target_selector
2873 constructor call. Remove recognize and recognize_by_name. Add
2874 do_instantiate_target.
2875 * x86_64.cc (class Target_selector_x86_64): Likewise.
2876 * testsuite/testfile.cc (class Target_selector_test): Update for
2877 changes to Target_selector.
2878
874c5b28
ILT		 2879 * README: Rewrite, with some notes on unsupported features.
2880
0a65a3a7
CC		 28812008-03-24 Cary Coutant <ccoutant@google.com>
2882
2883 * i386.cc (Target_i386::Got_type): New enum declaration.
2884 (Target_i386::Scan::local): Updated callers of Output_data_got
2885 member functions.
2886 (Target_i386::Scan::global): Likewise.
2887 (Target_i386::Relocate::relocate): Likewise.
2888 (Target_i386::Relocate::relocate_tls): Likewise.
2889 * object.h (Got_offset_list): New class.
2890 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2891 (Sized_relobj::local_got_offset): Likewise.
2892 (Sized_relobj::set_local_got_offset): Likewise.
2893 (Sized_relobj::local_has_tls_got_offset): Removed.
2894 (Sized_relobj::local_tls_got_offset): Removed.
2895 (Sized_relobj::set_local_tls_got_offset): Removed.
2896 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2897 * output.cc (Output_data_got::add_global): Added got_type parameter.
2898 (Output_data_got::add_global_with_rel): Likewise.
2899 (Output_data_got::add_global_with_rela): Likewise.
2900 (Output_data_got::add_global_pair_with_rel): New function.
2901 (Output_data_got::add_global_pair_with_rela): New function.
2902 (Output_data_got::add_local): Added got_type parameter.
2903 (Output_data_got::add_local_with_rel): Likewise.
2904 (Output_data_got::add_local_with_rela): Likewise.
2905 (Output_data_got::add_local_pair_with_rel): New function.
2906 (Output_data_got::add_local_pair_with_rela): New function.
2907 (Output_data_got::add_global_tls): Removed.
2908 (Output_data_got::add_global_tls_with_rel): Removed.
2909 (Output_data_got::add_global_tls_with_rela): Removed.
2910 (Output_data_got::add_local_tls): Removed.
2911 (Output_data_got::add_local_tls_with_rel): Removed.
2912 (Output_data_got::add_local_tls_with_rela): Removed.
2913 * output.h (Output_data_got::add_global): Added got_type parameter.
2914 (Output_data_got::add_global_with_rel): Likewise.
2915 (Output_data_got::add_global_with_rela): Likewise.
2916 (Output_data_got::add_global_pair_with_rel): New function.
2917 (Output_data_got::add_global_pair_with_rela): New function.
2918 (Output_data_got::add_local): Added got_type parameter.
2919 (Output_data_got::add_local_with_rel): Likewise.
2920 (Output_data_got::add_local_with_rela): Likewise.
2921 (Output_data_got::add_local_pair_with_rel): New function.
2922 (Output_data_got::add_local_pair_with_rela): New function.
2923 (Output_data_got::add_global_tls): Removed.
2924 (Output_data_got::add_global_tls_with_rel): Removed.
2925 (Output_data_got::add_global_tls_with_rela): Removed.
2926 (Output_data_got::add_local_tls): Removed.
2927 (Output_data_got::add_local_tls_with_rel): Removed.
2928 (Output_data_got::add_local_tls_with_rela): Removed.
2929 * resolve.cc (Symbol::override_base_with_special): Removed
2930 reference to has_got_offset_ field.
2931 * symtab.cc (Symbol::init_fields): Replaced initialization
2932 of got_offset_ with got_offsets_. Removed initialization
2933 of has_got_offset_
53fcba31 2934 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2935 (Symbol::got_offset): Likewise.
2936 (Symbol::set_got_offset): Likewise.
2937 (Symbol::has_tls_got_offset): Removed.
2938 (Symbol::tls_got_offset): Removed.
2939 (Symbol::set_tls_got_offset): Removed.
2940 (Symbol::got_offset_): Removed.
2941 (Symbol::tls_mod_got_offset_): Removed.
2942 (Symbol::tls_pair_got_offset_): Removed.
2943 (Symbol::got_offsets_): New field.
2944 (Symbol::has_got_offset): Removed.
2945 (Symbol::has_tls_mod_got_offset): Removed.
2946 (Symbol::has_tls_pair_got_offset): Removed.
2947 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2948 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2949 member functions.
2950 (Target_x86_64::Scan::global): Likewise.
2951 (Target_x86_64::Relocate::relocate): Likewise.
2952 (Target_x86_64::Relocate::relocate_tls): Likewise.
2953
bd52eafb
BE		 29542008-03-25 Ben Elliston <bje@au.ibm.com>
2955
2956 * yyscript.y: Fix spelling error in comment.
2957
8b105e34
ILT		 29582008-03-24 Ian Lance Taylor <iant@google.com>
2959
8ed814a9
ILT		 2960 * options.h (class General_options): Define build_id option.
2961 * layout.h (class Layout): Declare write_build_id, create_note,
2962 create_build_id. Add build_id_note_ member.
2963 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2964 "libiberty.h", "md5.h", "sha1.h".
2965 (Layout::Layout): Initialize eh_frame_data_,
2966 eh_frame_hdr_section_, and build_id_note_.
2967 (Layout::finalize): Call create_build_id.
2968 (Layout::create_note): New function, broken out of
2969 Layout::create_gold_note.
2970 (Layout::create_gold_note): Call create_note.
2971 (Layout::create_build_id): New function.
2972 (Layout::write_build_id): New function.
2973 (Close_task_runner::run): Call write_build_id.
2974
8b105e34
ILT		 2975 * x86_64.cc: Correct license to GPLv3.
2976
086a1841
ILT		 29772008-03-23 Ian Lance Taylor <iant@google.com>
2978
2979 * options.cc: Include "demangle.h".
2980 (parse_optional_string): New function.
2981 (parse_long_option): Handle takes_optional_argument.
2982 (parse_short_option): Update dash_z initializer. Handle
2983 takes_optional_argument.
2984 (General_options::General_options): Initialize do_demangle_.
2985 (General_options::finalize): Set do_demangle_. Handle demangling
2986 style.
2987 * options.h (parse_optional_string): Declare.
2988 (struct One_option): Add optional_arg field. Update constructor.
2989 Update call constructor calls. Add takes_optional_argument
2990 function.
2991 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2992 (DEFINE_optional_string): Define.
2993 (General_options::demangle): Change from DEFINE_bool to
2994 DEFINE_optional_string.
2995 (General_options::no_demangle): New function.
2996 (General_options::do_demangle): New function.
2997 (General_options::set_do_demangle): New function.
2998 (General_options::execstack_status_): Move definition to end of
2999 class definition.
3000 (General_options::static_): Likewise.
3001 (General_options::do_demangle_): New field.
3002 * object.cc (big_endian>::get_symbol_location_info): Call
3003 Options::do_demangle, not Options::demangle.
3004 * symtab.cc (demangle): Likewise.
3005
cbb93e63
ILT		 30062008-03-22 Ian Lance Taylor <iant@google.com>
3007
3008 * gold.h: Include <cstddef> and <sys/types.h>
3009 * options.h: Include <cstring>.
3010
ec531623
ILT		 30112008-03-21 Ian Lance Taylor <iant@google.com>
3012
3013 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.212005 seconds and 4 git commands to generate.