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[deliverable/binutils-gdb.git] / gold / ChangeLog
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cb010894
ILT		 12009-03-23 Ian Lance Taylor <iant@google.com>
2
3 * merge.cc (do_add_input_section): Correct pend value. Change
4 message about last entry not being null terminated from error to
5 warning.
6
0e879927
ILT		 72009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8
9 * incremental.cc: New file.
10 * Makefile.am (CCFILES): Add incremental.cc.
11 * Makefile.in: Rebuild.
12
41105937
PP		 132009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
14
15 * layout.cc (Layout::output_section_name): Preserve names
16 of '.note.' sections.
17
60439920
ILT		 182009-03-19 Ian Lance Taylor <iant@google.com>
19
20 * descriptors.cc (Descriptors::open): Check that the options are
21 valid before using them.
22
0d371ad3
ILT		 232009-03-18 Ian Lance Taylor <iant@google.com>
24
25 * script-sections.h: Include <list>.
26 (class Script_sections): Change Sections_elements from std::vector
27 to std::list. Typedef public Elements_iterator. Add
28 orphan_section_placement_, data_segment_align_start_, and
29 saw_data_segment_align_ fields. Remove data_segment_align_index_
30 field.
31 * script-sections.cc (class Orphan_section_placement): New class.
32 (class Sections_element): Add virtual functions is_relro and
33 orphan_section_init. Remove virtual function place_orphan_here.
34 (class Output_section_definition): Add is_relro and
35 orphan_section_init. Remove place_orphan_here.
36 (class Orphan_output_section): Likewise.
37 (Script_sections::Script_sections): Update for field changes.
38 (Script_sections::data_segment_align): Set saw_data_segment_align_
39 and data_segment_align_start_, not data_segment_align_index.
40 (Script_sections::data_segment_relro_end): Check
41 saw_data_segment_align_. Use data_segment_align_start_ rather
42 than data_segment_align_index_.
43 (Script_sections::place_orphan): Rewrite to use
44 Orphan_section_placement.
45
9201d894
ILT		 462009-03-17 Ian Lance Taylor <iant@google.com>
47
9c5b8369
ILT		 48 * archive.cc (Archive::add_symbols): Check for a version attached
49 to the symbol name in the archive map.
50 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
51 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
52 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
53 (ver_test_11.a): New target.
54 * testsuite/Makefile.in: Rebuild.
55
9201d894
ILT		 56 * configure.ac: Check for chsize and posix_fallocate. Replace
57 ftruncate.
58 * ftruncate.c: New file, from gnulib.
59 * output.cc (posix_fallocate): Define dummy version if not
60 HAVE_POSIX_FALLOCATE.
61 (Output_file::map): Call posix_fallocate rather than lseek and
62 write.
63 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
64 * configure, Makefile.in, config.in: Rebuild.
65
ef4ab7a8
PP		 662009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
67
68 * layout.h (Layout::create_note): Add section_name parameter.
69 * layout.cc (Layout::create_note): Likewise.
70 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
71
8c500701
ILT		 722009-03-17 Ian Lance Taylor <iant@google.com>
73
e85b18e1
ILT		 74 * descriptors.cc: Include "options.h".
75 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
76 (Descriptors::open): Always use O_CLOEXEC when opening a new
77 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
78 then set FD_CLOEXEC.
79
9efe6174
ILT		 80 * sparc.cc (class Target_sparc): Add has_got_section.
81 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
82 make sure we have a GOT section.
83
84 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
85 (Target_sparc::Scan::local): Likewise.
86 (Target_sparc::Scan::global): Likewise.
87 (Target_sparc::Relocate::relocate): Likewise.
88 (Target_sparc::Relocate::relocate_tls): Likewise.
89
8c500701
ILT		 90 * symtab.cc (Symbol_table::define_default_version): New function,
91 broken out of add_from_object.
92 (Symbol_table::add_from_object): Call define_default_version.
93 (Symbol_table::define_special_symbol): Add resolve_oldsym
94 parameter. Change all callers. If the version for a symbol comes
95 from a version script, resolve it with the symbol with the same
96 name with no version. Also add the symbol without a version if
97 appropriate.
98 (do_define_in_output_data): If resolving with oldsym, don't delete
99 sym.
100 (do_define_in_output_segment): Likewise.
101 (do_define_as_constant): Likewise.
102 * symtab.h (class Symbol_table): Update declarations.
103
f1ed28fb
ILT		 1042009-03-13 Ian Lance Taylor <iant@google.com>
105
15f8229b
ILT		 106 * readsyms.cc (Read_symbols::incompatible_warning): New function.
107 (Read_symbols::requeue): New function.
108 (Read_symbols::do_read_symbols): If make_elf_object fails because
109 the target type is not configured, and the file was searched for,
110 issue a warning and retry with the next directory.
111 (Add_symbols::run): If the file has an incompatible format, and
112 it was searched for, requeue the Read_symbols task. On error,
113 release the object.
114 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
115 dirindex parameter to constructor. Change all callers. Declare
116 incompatible_warning and requeue.
117 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
118 input_argument_ and input_group_ fields. Add them to
119 constructor. Change all callers.
120 (class Read_script): Add dirindex_ field. Add it to constructor.
121 Change all callers.
122 * archive.cc (Archive::setup): Remove input_objects parameter.
123 Change all callers.
124 (Archive::get_file_and_offset): Likewise.
125 (Archive::read_all_symbols): Likewise.
126 (Archive::read_symbols): Likewise.
127 (Archive::get_elf_object_for_member): Remove input_objects
128 parameter. Add punconfigured parameter. Change all callers.
129 (Archive::add_symbols): Change return type to bool. Check return
130 value of include_member.
131 (Archive::include_all_members): Likewise.
132 (Archive::include_member): Change return type to bool. Return
133 false if first included object has incompatible target. Set
134 included_member_ field.
135 (Add_archive_symbols::run): If add_symbols returns false, requeue
136 Read_symbols task.
137 * archive.h (class Archive): Add included_member_ field.
138 Initialize it in constructor. Add input_file and searched_for
139 methods. Update declarations.
140 (class Add_archive_symbols): Add dirpath_, dirindex_, and
141 input_argument_ fields. Add them to constructor. Change all
142 callers.
143 * script.cc: Include "target-select.h".
144 (class Parser_closure): Add skip_on_incompatible_target_ and
145 found_incompatible_target_ fields. Add
146 skip_on_incompatible_target parameter to constructor. Change all
147 callers. Add methods skip_on_incompatible_target,
148 clear_skip_on_incompatible_target, found_incompatible_target, and
149 set_found_incompatible_target.
150 (read_input_script): Add dirindex parameter. Change all callers.
151 If parser finds an incompatible target, requeue Read_symbols
152 task.
153 (script_set_symbol): Clear skip_on_incompatible_target in
154 closure.
155 (script_add_assertion, script_parse_option): Likewise.
156 (script_start_sections, script_add_phdr): Likewise.
157 (script_check_output_format): New function.
158 * script.h (read_input_script): Update declaration.
159 * script-c.h (script_check_output_format): Declare.
160 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
161 (ignore_cmd): Remove OUTPUT_FORMAT.
162 * fileread.cc (Input_file::Input_file): Add explicit this.
163 (Input_file::will_search_for): New function.
164 (Input_file::open): Add pindex parameter. Change all callers.
165 * fileread.h (class Input_file): Add input_file_argument method.
166 Declare will_search_for. Update declarations.
167 * object.cc (make_elf_object): Add punconfigured parameter.
168 Change all callers.
169 * object.h (class Object): Make input_file public. Add
170 searched_for method.
171 (make_elf_object): Update declaration.
172 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
173 restart search.
174 * dirsearch.h (class Dirsearch): Update declaration.
175 * options.h (class General_options): Add --warn-search-mismatch.
176 * parameters.cc (Parameters::is_compatible_target): New function.
177 * parameters.h (class Parameters): Declare is_compatible_target.
178 * workqueue.cc (Workqueue::add_blocker): New function.
179 * workqueue.h (class Workqueue): Declare add_blocker.
180
f1ed28fb
ILT		 181 * fileread.cc (Input_file::open): Remove options parameter.
182 Change all callers.
183 (Input_file::open_binary): Likewise.
184 * script.cc (read_input_script): Likewise.
185 * readsyms.h (class Read_symbols): Remove options_ field. Remove
186 options parameter from constructor. Change all callers.
187 (class Read_script): Likewise.
188 * fileread.h (class Input_file): Update declarations.
189 * script.h (read_input_script): Update declaration.
190
34dd024a
NC		 1912009-03-10 Nick Clifton <nickc@redhat.com>
192
193 * po/es.po: New Spanish translation.
194
6d71b17c
CC		 1952009-03-06 Cary Coutant <ccoutant@google.com>
196
197 * options.cc (parse_short_option): Keep dash_z from registering itself.
198
031cdbed
ILT		 1992009-03-03 Ian Lance Taylor <iant@google.com>
200
201 PR 9918
202 * target-reloc.h (relocate_section): Pass output_section to
203 relocate.
204 * i386.cc (Target_i386::should_apply_static_reloc): Add
205 output_section parameter. Change all callers.
206 (Target_i386::Relocate::relocate): Add output_section parameter.
207 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
208 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
209 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
210 * testsuite/two_file_shared.sh: New script.
211 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
212 (check_DATA): Add two_file_shared.dbg.
213 (two_file_shared.dbg): New target.
214 * testsuite/Makefile.in: Rebuild.
215
15d5fa16
ILT		 2162009-03-01 Ian Lance Taylor <iant@google.com>
217
218 * configure.ac: Check for byteswap.h.
219 * configure: Rebuild.
220 * config.in: Rebuild.
221
8a4c0b0d
ILT		 2222009-03-01 Mikolaj Zalewski <mikolajz@google.com>
223
224 * layout.cc (Layout::find_or_add_kept_section): New function.
225 (Layout::add_comdat): Removed.
226 * layout.h (struct Kept_section): Move out of class Layout.
227 Remove trailing underscores from field names. Add group_sections
228 field. Rename group_ field to is_group. Change all uses.
229 (class Layout): Declare find_or_add_kept_section, not add_comdat.
230 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
231 comdat_groups_ field.
232 (Sized_relobj::include_section_group): Use
233 find_or_add_kept_section and Kept_section::group_sections.
234 (Sized_relobj::include_linkonce_section): Likewise.
235 * object.cc (class Sized_relobj): Don't define Comdat_group or
236 Comdat_group_table. Remove find_comdat_group and
237 add_comdat_group. Remove comdat_groups_ field.
238 * plugin.cc (include_comdat_group): Use
239 Layout::find_or_add_kept_section.
240
b4ecf66b
ILT		 2412009-02-28 Ian Lance Taylor <iant@google.com>
242
14359ca0
ILT		 243 * README: --gc-sections and map files are now supported. Document
244 some build requirements.
245
b4ecf66b
ILT		 246 PR 6992
247 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
248 relocatable link set the value of the section symbol to zero.
249 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
250 relocatable link don't include the section address in the local
251 symbol value.
252
0602e05a
ILT		 2532009-02-27 Ian Lance Taylor <iant@google.com>
254
fd9d194f
ILT		 255 PR 6811
256 * options.h (class Search_directory): Add is_system_directory.
257 (class General_options): Declare is_in_system_directory.
258 * options.cc (get_relative_sysroot): Make static.
259 (get_default_sysroot): Make static.
260 (General_optoins::is_in_system_directory): New function.
261 * fileread.cc (Input_file::is_in_system_directory): New function.
262 * fileread.h (class Input_file): Declare is_in_system_directory.
263 * object.h (class Object): Add is_in_system_directory.
264 (class Input_objects): Remove system_library_directory_ field.
265 * object.cc (Input_objects::add_object): Don't set
266 system_library_directory_.
267 (input_objects::found_in_system_library_directory): Remove.
268 * symtab.cc (Symbol_table::write_globals): Remove input_objects
269 parameter. Change all callers.
270 (Symbol_table::sized_write_globals): Likewise.
271 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
272 Call Object::is_in_system_directory.
273 * symtab.h (class Symbol_table): Update declarations.
274
61edd21f
ILT		 275 PR 5990
276 * descriptors.h (Open_descriptor): Add is_on_stack field.
277 * descriptors.cc (Descriptors::open): If the descriptor is on the
278 top of the stack, remove it. Initialize is_on_stack field.
279 (Descriptors::release): Only add pod to stack if it is not on the
280 stack already.
281 (Descriptors::close_some_descriptor): Clear stack_next and
282 is_on_stack fields.
283
e29e076a
ILT		 284 PR 7091
285 * output.cc (Output_section::find_starting_output_address): Rename
286 from starting_output_address; add PADDR parameter; change return
287 type.
288 * output.h (class Output_section): Declare
289 find_starting_output_address instead of starting_output_address.
290 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
291 section symbol for which we can't find a merge section.
292
0602e05a
ILT		 293 PR 9836
294 * symtab.cc (Symbol_table::add_from_object): If the visibility is
295 hidden or internal, force the symbol to be local.
296 * resolve.cc (Symbol::override_visibility): Define.
297 (Symbol::override_base): Use override_visibility.
298 (Symbol_table::resolve): Likewise.
299 (Symbol::override_base_with_special): Likewise.
300 (Symbol_table::override_with_special): If the visibility is hidden
301 or internal, force the symbol to be local.
302 * symtab.h (class Symbol): Add set_visibility and
303 override_visibility.
304 * testsuite/ver_test_1.sh: New file.
305 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
306 (check_DATA): Add ver_test_1.syms.
307 (ver_test_1.syms): New target.
308 * testsuite/Makefile.in: Rebuild.
309
401a9a73
CC		 3102009-02-25 Cary Coutant <ccoutant@google.com>
311
312 * layout.cc (Layout::choose_output_section): Don't rename sections
313 when using a linker script that has a SECTIONS clause.
314 * Makefile.in: Regenerate.
315
316 * testsuite/Makefile.am (script_test_5.sh): New test case.
317 * testsuite/Makefile.in: Regenerate.
318 * testsuite/script_test_5.cc: New file.
319 * testsuite/script_test_5.sh: New file.
320 * testsuite/script_test_5.t: New file.
321
f488e4b0
CC		 3222009-02-13 Rafael Avila de Espindola <espindola@google.com>
323
324 * archive.cc (Archive::include_member): Update calls to add_symbols.
325 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
326 the Layout argument.
327 * dynobj.h (do_add_symbols): Add the Layout argument.
328 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
329 Layout argument.
330 * object.h (Object::add_symbols): Add the Layout argument.
331 (Object::do_add_symbols): Add the Layout argument.
332 (Sized_relobj::do_add_symbols): Add the Layout argument.
333 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
334 Unify the two versions.
335 (Add_plugin_symbols): Remove.
336 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
337 (Sized_pluginobj::do_add_symbols): Unify the two versions.
338 (Add_plugin_symbols): Remove.
339 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
340 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
341 (Add_symbols::run): Make it work with Pulginobj.
342
89dd1680
ILT		 3432009-02-06 Ian Lance Taylor <iant@google.com>
344
345 * object.cc (Sized_relobj::do_layout): Make info message start
346 with lower case letter.
347
266d0a74
ILT		 3482009-02-06 Mikolaj Zalewski <mikolajz@google.com>
349
602b464e
ILT		 350 * binary.cc: Fix file comment.
351
266d0a74
ILT		 352 * options.h (enum Incremental_disposition): Define.
353 (class General_options): Add new options: --incremental,
354 --incremental_changed, --incremental_unchanged,
355 --incremental_unknown. Add incremental_disposition_ and
356 implicit_incremental_ fields.
357 (General_options::incremental_disposition): New function.
358 (class Position_dependent_options): Add incremental_disposition
359 option.
360 (Position_dependent_options::copy_from_options): Set incremental
361 dispositions.
362 * options.cc (General_options::parse_incremental_changed): New
363 function.
364 (General_options::parse_incremental_unchanged): New function.
365 (General_options::parse_incremental_unknown): New function.
366 (General_options::General_options): Initialize new fields
367 incremental_disposition_ and implicit_incremental_.
368 (General_options::finalize): Check for uasge of --incremental-*
369 without --incremental.
370
f073bbf7
CD		 3712009-02-06 Chris Demetriou <cgd@google.com>
372
373 * gold.h (gold_undefined_symbol): Change to take only a Symbol
374 pointer and to report location as the file name associated with
375 the symbol.
376 (gold_undefined_symbol_at_location): New function to replace the
377 old gold_undefined_symbol functionality.
378 * target-reloc.h (relocate_section): Update to use
379 gold_undefined_symbol_at_location.
380 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
381 Call gold_undefined_symbol function rather than gold_error.
382 * errors.h (Errors::undefined_symbol): Take location as a
383 string, rather than calculating it from a relocation.
384 * errors.cc (Errors::fatal): Print "fatal error:" before the
385 formatted message.
386 (Errors::error, Errors::error_at_location): Print "error: "
387 before the formatted message.
388 (Errors::undefined_symbol): Take location as a string, rather
389 than calculating it from a relocation.
390 (gold_undefined_symbol_at_location): New function akin to
391 old gold_undefined_symbol, calculates location from relocation.
392 (gold_undefined_symbol): Change to take only a Symbol pointer
393 and to report location as the file name associated with the symbol.
394 * testsuite/debug_msg.sh: Update for changed error messages.
395 * testsuite/undef_symbol.sh: Likewise.
396
8e94a90c
ILT		 3972009-02-04 Duncan Sands <baldrick@free.fr>
398
399 PR 9812
400 * reduced_debug_output.h
401 (Output_reduced_debug_abbrev_section::failed): Use format for
402 gold_warning.
403 (Output_reduced_debug_info_section::faild): Likewise.
404
88a0e15b
ILT		 4052009-01-31 Mikolaj Zalewski <mikolajz@google.com>
406
407 * script.cc (Lazy_demangler): New class.
408 (Version_script_info::get_symbol_version_helper): Demangle a
409 symbol only once.
410
5efc7cd2
CC		 4112009-01-29 Cary Coutant <ccoutant@google.com>
412
413 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
414 to __tls_get_addr.
415 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
416
e0ebcf42
ILT		 4172009-01-28 Ian Lance Taylor <iant@google.com>
418
5efc7cd2 419 * version.cc (version_string): Bump to 1.9.
75fe7426 420
e0ebcf42
ILT		 421 * gold.h: Include <cstring> and <stdint.h>.
422 * version.cc: Include <cstdio>.
423 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
424 warning.
425 * reduced_debug_output.cc (insert_into_vector): Rename from
426 Insert_into_vector; change all callers. Use Swap_unaligned to
427 avoid aliasing issue; remove union since it is unnecessary.
428
8e2813be 4292009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 430
431 * Makefile.am (CCFILES): Add gc.cc.
432 (HFILES): Add gc.h.
433 * Makefile.in: Regenerate.
434 * gold.cc (Gc_runner): New class.
435 (queue_initial_tasks): Call garbage collection related tasks
436 when corresponding options are invoked.
437 (queue_middle_gc_tasks): New function.
438 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
439 processed early before laying out sections during garbage collection.
440 * gold.h (queue_middle_gc_tasks): New function.
441 (is_prefix_of): Move from "layout.cc".
442 * i386.cc (Target_i386::gc_process_relocs): New function.
443 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
444 * main.cc (main): Create object of class "Garbage_collection".
445 * object.cc (Relobj::copy_symbols_data): New function.
446 (Relobj::is_section_name_included): New function.
447 (Sized_relobj::do_layout): Allow this function to be called twice
448 during garbage collection and defer layout of section during the
449 first call.
450 * object.h (Relobj::get_symbols_data): New function.
451 (Relobj::is_section_name_included): New function.
452 (Relobj::copy_symbols_data): New function.
453 (Relobj::set_symbols_data): New function.
454 (Relobj::get_relocs_data): New function.
455 (Relobj::set_relocs_data): New function.
456 (Relobj::is_output_section_offset_invalid): New pure virtual function.
457 (Relobj::gc_process_relocs): New function.
458 (Relobj::do_gc_process_relocs): New pure virtual function.
459 (Relobj::sd_): New data member.
460 (Sized_relobj::is_output_section_offset_invalid): New function.
461 (Sized_relobj::do_gc_process_relocs): New function.
462 * options.h (General_options::gc_sections): Modify to not be a no-op.
463 (General_options::print_gc_sections): New option.
464 * plugin.cc (Plugin_finish::run): Remove function call to
465 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
466 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
467 * reloc.cc (Read_relocs::run): Add task to process relocs and
468 determine unreferenced sections when doing garbage collection.
469 (Gc_process_relocs): New class.
470 (Sized_relobj::do_gc_process_relocs): New function.
471 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
472 sections that are garbage collected.
473 * reloc.h (Gc_process_relocs): New class.
474 * sparc.cc (Target_sparc::gc_process_relocs): New function.
475 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
476 symbols whose corresponding sections are garbage collected.
477 (Symbol_table::Symbol_table): Add new parameter for the garbage
478 collection object.
479 (Symbol_table::gc_mark_undef_symbols): New function.
480 (Symbol_table::gc_mark_symbol_for_shlib): New function.
481 (Symbol_table::gc_mark_dyn_syms): New function.
482 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
483 as garbage.
484 (Symbol_table::add_from_object): Likewise.
485 (Symbol_table::add_from_relobj): When building shared objects, do not
486 treat externally visible symbols as garbage.
487 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
488 table information for static and relocatable links.
489 * symtab.h (Symbol_table::set_gc): New function.
490 (Symbol_table::gc): New function.
491 (Symbol_table::gc_mark_undef_symbols): New function.
492 (Symbol_table::gc_mark_symbol_for_shlib): New function.
493 (Symbol_table::gc_mark_dyn_syms): New function.
494 (Symbol_table::gc_): New data member.
495 * target.h (Sized_target::gc_process_relocs): New pure virtual
496 function.
497 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
498 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
499
3b293544
CF		 5002009-01-20 Chris Faylor <me.sourceware@sourceware.org>
501
502 * options.h (General_options::gc_sections): Define as a no-op for now.
503 (General_options::no_keep_memory): Ditto.
504 (General_options::Bshareable): Define.
505 * options.cc (General_options::finalize): Honor -Bshareable.
506
83d22aa8
AS		 5072009-01-20 Andreas Schwab <schwab@suse.de>
508
509 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
510 read the value in the contents, since we don't use it. Use the
511 template endianness when writing.
512 (Relocate::relocate): Use it for R_PPC_REL16_HA.
513
cd536b21
AS		 5142009-01-19 Andreas Schwab <schwab@suse.de>
515
516 * configure.tgt (powerpc64-*): Fix targ_obj.
517
99e9a495
ILT		 5182009-01-15 Ian Lance Taylor <iant@google.com>
519
520 * object.cc (Sized_relobj::write_local_symbols): Don't write out
521 local symbols when stripping all symbols.
522
bbbfea06
CC		 5232009-01-14 Cary Coutant <ccoutant@google.com>
524
99e9a495 525 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 526
0f7c0701
CC		 5272009-01-14 Cary Coutant <ccoutant@google.com>
528
529 * archive.cc (Archive::get_elf_object_for_member): Remove call
530 to File_read::claim_for_plugin.
531 * descriptors.cc (Descriptors::open): Remove reference to
532 is_claimed.
533 (Descriptors::claim_for_plugin): Remove.
534 * descriptors.h (Descriptors::claim_for_plugin): Remove.
535 (Descriptors::is_claimed): Remove.
536 (claim_descriptor_for_plugin): Remove.
537 * fileread.cc (File_read::claim_for_plugin): Remove.
538 * fileread.h (File_read::claim_for_plugin): Remove.
539 (File_read::descriptor): Reopen descriptor if necessary.
540 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
541 (Plugin_manager::all_symbols_read): Add task parameter. Change
542 all callers.
543 (Plugin_manager::get_input_file): New function.
544 (Plugin_manager::release_input_file): New function.
545 (Pluginobj::Pluginobj): Add filesize parameter and initialize
546 corresponding data member.
547 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
548 and pass to base constructor. Change all callers.
549 (get_input_file, release_input_file): New functions.
550 (make_sized_plugin_object): Add filesize parameter. Change all callers.
551 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
552 (Plugin_manager::all_symbols_read): Add task parameter.
553 (Plugin_manager::get_input_file): New function.
554 (Plugin_manager::release_input_file): New function.
555 (Plugin_manager::task_): New data member.
556 (Pluginobj::Pluginobj): Add filesize parameter.
557 (Pluginobj::filename): New function.
558 (Pluginobj::descriptor): New function.
559 (Pluginobj::filesize): New function.
560 (Pluginobj::filesize_): New data member.
561 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
562 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
563 File_read::claim_for_plugin; use Object::unlock to unlock the file.
564
565 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
566 with archive libraries.
567 * testsuite/Makefile.in: Regenerate.
568 * testsuite/plugin_test.c (struct sym_info): New type.
569 (get_input_file, release_input_file): New static variables.
570 (onload): Capture new transfer vector entries.
571 (claim_file_hook): Stop reading at end of file according to filesize.
572 Factor out parsing of readelf output into separate function.
573 (all_symbols_read_hook): Exercise get_input_file and release_input_file
574 APIs and get the source file name from the symbol table. Convert
575 source file name to corresponding object file name. Print info
576 message when adding new input files.
577 (parse_readelf_line): New function.
578 * testsuite/plugin_test_1.sh: Add checks for new info messages.
579 * testsuite/plugin_test_2.sh: Likewise.
580 * testsuite/plugin_test_3.sh: Likewise.
581 * testsuite/plugin_test_4.sh: New test case.
582
62a6d109
ILT		 5832009-01-07 Ian Lance Taylor <iant@google.com>
584
585 * version.cc (version_string): Bump to 1.8.
586
483620e8
CC		 5872008-12-23 Cary Coutant <ccoutant@google.com>
588
589 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
590 * plugin.cc (Plugin_manager::finish): Rename as
591 layout_deferred_objects. Move cleanup to separate function.
592 (Plugin_manager::cleanup): New function.
593 (Plugin_finish::run): Call layout_deferred_objects and cleanup
594 separately.
595 * plugin.h (Plugin_manager::finish): Rename as
596 layout_deferred_objects.
597 (Plugin_manager::cleanup): New function.
598 (Plugin_manager::cleanup_done): New field.
599
d66a9eb3
CC		 6002008-12-23 Cary Coutant <ccoutant@google.com>
601
602 * plugin.cc (is_visible_from_outside): New function.
603 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
604 so we don't return "IR only" status for exported symbols or -r links.
605
606 * testsuite/Makefile.am (plugin_test_3): New test case.
607 * testsuite/Makefile.in: Regenerate.
608 * testsuite/plugin_test_3.sh: New file.
609
5995b570
CC		 6102008-12-22 Cary Coutant <ccoutant@google.com>
611
612 * object.cc (Sized_relobj::layout_section): New function.
613 (Sized_relobj::do_layout): Defer layout of input sections until after
614 plugin has provided replacement files.
615 (Sized_relobj::do_layout_deferred_sections): New function.
616 * object.h (Relobj::set_section_offset): Remove virtual keyword.
617 (Relobj::layout_deferred_sections): New function.
618 (Relobj::do_layout_deferred_sections): New function.
619 (Sized_relobj::do_layout_deferred_sections): New function.
620 (Sized_relobj::layout_section): New function.
621 (Sized_relobj::Deferred_layout): New structure.
622 (Sized_relobj::deferred_layout_): New field.
623 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
624 Change all callers. Layout deferred sections.
625 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
626 references.
627 (Plugin_hook::run): Move code from do_plugin_hook inline.
628 (Plugin_hook::do_plugin_hook): Remove.
629 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
630 (Plugin_manager::finish): Renamed, was cleanup.
631 (Plugin_manager::should_defer_layout): New function.
632 (Plugin_manager::add_deferred_layout_object): New function.
633 (Plugin_manager::Deferred_layout_list): New type.
634 (Plugin_manager::deferred_layout_objects_): New field.
635 (Plugin_hook::do_plugin_hook): Remove.
636
ee769c88
ILT		 6372008-12-17 Ian Lance Taylor <iant@google.com>
638
639 * options.h (class General_options): Add --no case for
640 --export-dynamic.
641
abc8dcba
CC		 6422008-12-16 Cary Coutant <ccoutant@google.com>
643
644 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
645 vector.
646 (Plugin_manager::claim_file): Create plugin object even if
647 plugin did not call the add_symbols callback.
648 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
649 asking for more symbols than were added.
650 * testsuite/Makefile.am (plugin_test_1): Add test case with
651 no global symbols.
652 (empty.syms): New target.
653 * testsuite/Makefile.in: Regenerate.
654 * testsuite/plugin_test.c (claim_file_hook): Add new debug
655 message. Don't call add_symbols if no globals.
656 (all_symbols_read_hook): Don't provide replacement for empty
657 claimed file.
658
b0074644
ILT		 6592008-12-12 Ian Lance Taylor <iant@google.com>
660
68943102
ILT		 661 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
662 r_type == 0 for a local symbol with r_sym == 0.
663 (scan_relocatable_relocs): Pass r_sym to
664 local_non_section_strategy.
665 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
666 r_sym parameter.
667
b0074644
ILT		 668 * configure.ac: Update test for TLS descriptors: they are
669 supported as of glibc 2.9.
670 * configure: Rebuild.
671
c2508178
ILT		 6722008-12-11 Ian Lance Taylor <iant@google.com>
673
674 PR 7091
675 * target-reloc.h (Default_scan_relocatable_relocs): For each
676 function, map r_type == 0 to RELOC_DISCARD.
677
2756a258
CC		 6782008-12-10 Cary Coutant <ccoutant@google.com>
679
680 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
681 object to override a kept COMDAT group from a plugin object.
682
bb6f53d3
ILT		 6832008-12-09 Ian Lance Taylor <iant@google.com>
684
fbc558e1
ILT		 685 PR 7088
686 * yyscript.y (file_cmd): Handle INPUT.
687
bb6f53d3
ILT		 688 * testsuite/initpri1.c: Change all declarations to be full
689 prototypes by adding void, to avoid compiler warnings.
690
4674ecfc
CC		 6912008-12-05 Rafael Avila de Espindola <espindola@google.com>
692
693 * options.cc (General_options::parse_plugin_opt): New.
694 (General_options::add_plugin): The argument now is just the filename.
695 (General_options::add_plugin_option): New.
696 * options.h (plugin_opt): New.
697 (add_plugin): Change argument name.
698 (add_plugin_option): New.
699 * plugin.cc (Plugin::load): Don't parse the plugin option.
700 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
701 (Plugin::add_option): New.
702 (Plugin::args_): Change type.
703 (Plugin::filename_): New.
704 (Plugin_manager::add_plugin_option): New.
705 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
706 * testsuite/Makefile.in: Regenerate.
707
fd06b4aa
CC		 7082008-12-05 Cary Coutant <ccoutant@google.com>
709
710 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
711 Handle --strip-lto-sections option.
712 * options.h (strip_lto_sections): New option.
713
6c52134c
CC		 7142008-12-01 Cary Coutant <ccoutant@google.com>
715
716 * plugin.cc (ld_plugin_message): Change format parameter to const.
717 Fix mismatch between new[] and delete.
718
a45248e0
CC		 7192008-11-14 Cary Coutant <ccoutant@google.com>
720
721 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
722 instead of -1U.
723
c82fbeee
CS		 7242008-11-05 Craig Silverstein <csilvers@google.com>
725
726 * options.cc (General_options::parse_dynamic_list): New function.
727 * options.h (General_options): New flags dynamic_list,
728 dynamic_list_data, dynamic_list_cpp_new, and
729 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
730 (General_options::in_dynamic_list): New function.
731 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
732 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
733 (Lex::can_continue_name): Likewise.
734 (yylex): Likewise.
735 (read_script_file): New parameter script_options.
736 (read_dynamic_list): New function.
737 (Script_options::define_dynamic_list): New function.
738 (dynamic_list_keyword_parsecodes): New variable.
739 (dynamic_list_keywords): New variable.
740 * script.h (Script_options::define_dynamic_list): New function
741 prototype.
742 (read_dynamic_list): New function prototype.
743 * symtab.cc (strprefix): New macro.
744 (Symbol::should_add_dynsym_entry): Support dynamic_list,
745 dynamic_list_data, dynamic_list_cpp_new, and
746 dynamic_list_cpp_typeinfo.
747 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
748 (dynamic_list_expr): New rule.
749 (dynamic_list_nodes): Likewise.
750 (dynamic_list_node): Likewise.
751 * testsuite/Makefile.am (dynamic_list): New test.
752 * testsuite/Makefile.in: Regenerated.
753 * testsuite/dynamic_list.t: New file.
754 * testsuite/dynamic_list.sh: New file.
755
e0bb29a5
CS		 7562008-11-05 Craig Silverstein <csilvers@google.com>
757
758 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
759 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
760 (t11_last): Likewise.
761 * testsuite/ver_test_6.c (main): Likewise.
762
4e1e25e0
CC		 7632008-10-07 Cary Coutant <ccoutant@google.com>
764
765 * options.c (General_options::finalize): Add check for -static and
766 -shared.
767 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
768 is not empty.
769
92f03fcb
CC		 7702008-10-02 Cary Coutant <ccoutant@google.com>
771
772 * plugin.cc (make_sized_plugin_object): Fix conditional
773 compilation to work when not all targets are enabled.
774
fbd8a257
CC		 7752008-09-29 Cary Coutant <ccoutant@google.com>
776
777 * archive.cc (Archive::get_file_and_offset): Use filename instead
778 of name to get library path.
779 (Archive::include_member): Unlock external member of a thin archive.
780
781 * testsuite/Makefile.am (TEST_AR): New variable.
782 (thin_archive_test_1): New test.
783 (thin_archive_test_2): New test.
81636b3f
CC		 784 * testsuite/Makefile.in: Regenerate.
785 * testsuite/thin_archive_main.cc: New file.
786 * testsuite/thin_archive_test_1.cc: New file.
787 * testsuite/thin_archive_test_2.cc: New file.
788 * testsuite/thin_archive_test_3.cc: New file.
789 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 790
eff45813
CC		 7912008-09-29 Cary Coutant <ccoutant@google.com>
792
793 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
794 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
795 instead of -1U.
796 (Sized_relobj::do_finalize_local_symbols): Likewise.
797 (Sized_relobj::map_to_kept_section): Likewise.
798 * object.h (Sized_relobj::invalid_address): New constant.
799 (Sized_relobj::do_output_section_offset): Check for invalid_address
800 and return -1ULL.
801 * output.cc (Output_reloc::local_section_offset): Use constant
802 invalid_address instead of -1U.
803 (Output_reloc::get_address): Likewise.
804 (Output_section::output_address): Change -1U to -1ULL.
805 * output.h (Output_reloc::invalid_address): New constant.
806 * reloc.cc (Sized_relobj::write_sections): Use constant
807 invalid_address instead of -1U.
808 (Sized_relobj::relocate_sections): Likewise.
809 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
810 values for merge sections.
811 * target-reloc.h (relocate_for_relocatable): Use constant
812 invalid_address instead of -1U.
813
89fc3421
CC		 8142008-09-19 Cary Coutant <ccoutant@google.com>
815
816 Add plugin functionality for link-time optimization (LTO).
817 * configure.ac (plugins): Add --enable-plugins option.
818 * configure: Regenerate.
819 * config.in: Regenerate.
820 * Makefile.am (LIBDL): New variable.
821 (CCFILES): Add plugin.cc.
822 (HFILES): Add plugin.h.
823 (ldadd_var): Add LIBDL.
824 * Makefile.in: Regenerate.
825
826 * archive.cc: Include "plugin.h".
827 (Archive::setup): Don't preread archive symbols when using a plugin.
828 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
829 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
830 files.
831 (Archive::include_member): Add symbols from plugin objects.
832 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
833 * descriptors.cc (Descriptors::open): Check for file descriptors
834 abandoned by plugins.
835 (Descriptors::claim_for_plugin): New function.
836 * descriptors.h (Descriptors::claim_for_plugin): New function.
837 (Open_descriptor::is_claimed): New field.
838 (claim_descriptor_for_plugin): New function.
839 * fileread.cc (File_read::claim_for_plugin): New function.
840 * fileread.h (File_read::claim_for_plugin): New function.
841 (File_read::descriptor): New function.
842 * gold.cc: Include "plugin.h".
843 (queue_initial_tasks): Add task to call plugin hooks for generating
844 new object files.
845 * main.cc: Include "plugin.h".
846 (main): Load plugin libraries.
847 * object.h (Pluginobj): Declare.
848 (Object::pluginobj): New function.
849 (Object::do_pluginobj): New function.
850 (Object::set_target): New function.
851 * options.cc: Include "plugin.h".
852 (General_options::parse_plugin): New function.
853 (General_options::General_options): Initialize plugins_ field.
854 (General_options::add_plugin): New function.
855 * options.h (Plugin_manager): Declare.
856 (General_options): Add --plugin option.
857 (General_options::has_plugins): New function.
858 (General_options::plugins): New function.
859 (General_options::add_plugin): New function.
860 (General_options::plugins_): New field.
861 * plugin.cc: New file.
862 * plugin.h: New file.
863 * readsyms.cc: Include "plugin.h".
864 (Read_symbols::do_read_symbols): Check for archive before checking
865 for ELF file. Call plugin hooks to claim files.
866 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
867 from a real object file; force override when processing replacement
868 files.
869 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
870 (Symbol::init_base_object): Likewise.
871 (Symbol::init_base_output_data): Likewise.
872 (Symbol::init_base_output_segment): Likewise.
873 (Symbol::init_base_constant): Likewise.
874 (Symbol::init_base_undefined): Likewise.
875 (Symbol::output_section): Assert that object is not a plugin.
876 (Symbol_table::add_from_pluginobj): New function.
877 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
878 undefined.
879 (Symbol_table::sized_write_globals): Likewise.
880 (Symbol_table::add_from_pluginobj): Instantiate template.
881 * symtab.h (Sized_pluginobj): Declare.
882 (Symbol::in_real_elf): New function.
883 (Symbol::set_in_real_elf): New function.
884 (Symbol::in_real_elf_): New field.
885 (Symbol_table::add_from_pluginobj): New function.
886
887 * testsuite/Makefile.am (AM_CFLAGS): New variable.
888 (LIBDL): New variable.
889 (LDADD): Add LIBDL.
890 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
891 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
892 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
893 (MOSTLYCLEANFILES): Likewise.
894 * testsuite/Makefile.in: Regenerate.
895 * testsuite/plugin_test.c: New file.
896 * testsuite/plugin_test_1.sh: New file.
897 * testsuite/plugin_test_2.sh: New file.
898
de31bda5
ILT		 8992008-09-16 Ian Lance Taylor <iant@google.com>
900
9c2d0ef9
ILT		 901 * target-reloc.h (relocate_section): Check whether a symbol is
902 defined by the ABI before reporting an undefined symbol error.
903 * target.h (Target::is_defined_by_abi): Make parameter const.
904 (Target::do_is_defined_by_abi): Likewise.
905 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
906 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
907 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
908 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
909 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
910 * testsuite/Makefile.in: Rebuild.
911
de31bda5
ILT		 912 * fileread.cc (make_view): Add casts to avoid warning.
913
9fa33bee
AO		 9142008-09-16 Alexandre Oliva <aoliva@redhat.com>
915
916 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
917 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
918
183fd0e3
AO		 9192008-09-16 Alexandre Oliva <aoliva@redhat.com>
920
921 * options.h (General_options::output_is_executable): New.
922 (General_options::output_is_pie): New.
923 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
924 for shared libraries.
925 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
926
7be8330a
CD		 9272008-09-11 Chris Demetriou <cgd@google.com>
928
929 * options.h (origin): New -z option.
930 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
931 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
932 in DT_FLAGS_1.
933
a9caad02
CC		 9342008-09-05 Cary Coutant <ccoutant@google.com>
935
936 * fileread.cc (File_read::make_view): Add check for attempt to map
937 beyond end of file.
938
ae6dce4d
CC		 9392008-09-05 Cary Coutant <ccoutant@google.com>
940
941 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
942 explicit instantiations.
943
d7ab2a47
KVH		 9442008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
945
946 PR gold/6858
947 * options.cc (General_options::finalize): Allow undefined symbols
948 in shlibs if linking -shared.
949
950 PR gold/6859
951 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
952 symbols as not needing a dynsym entry.
953
1e52a9c1
CS		 9542008-08-20 Craig Silverstein <csilvers@google.com>
955
956 * fileread.cc (File_read::open): Do not lock the file unless it
957 was successfully opened.
958
d85c80a3
CC		 9592008-08-14 Cary Coutant <ccoutant@google.com>
960
961 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
962 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
963 * testsuite/tls_test.cc (struct int128): 128-bit struct
964 for testing TLS relocs with non-zero addend.
965 (v12): New TLS variable.
966 (t12): New test.
967 (t_last): Add check for v12.
968 * testsuite/tls_test.h (t12): New function.
969 * testsuite/tls_test_main.cc (thread_routine): Call new test.
970
2d924fd9
ILT		 9712008-08-13 Ian Lance Taylor <iant@google.com>
972
973 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
974 set tls_segment_ or relro_segment_.
975 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
976 when appropriate.
977 * output.h (Output_section::clear_is_relro): New function.
978 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
979 sections specially even when output_data_ is empty.
980 (Output_segment::maximum_alignment): When first section is relro,
981 only force alignment for PT_LOAD segments.
982 * script.cc (script_data_segment_align): New function.
983 (script_data_segment_relro_end): New function.
984 * script-c.h (script_data_segment_align): Declare.
985 (script_data_segment_relro_end): Declare.
986 * script-sections.h (class Script_sections): Declare
987 data_segment_align and data_segment_relro_end. Add fields
988 segment_align_index_ and saw_relro_end_.
989 * script-sections.cc (class Sections_element): Add set_is_relro
990 virtual function. Add new bool* parameter to place_orphan_here.
991 Add get_output_section virtual function.
992 (class Output_section_definition): Add set_is_relro. Add new
993 bool* parameter to place_orphan_here. Add get_output_section.
994 Add is_relro_ field.
995 (Output_section_definition::Output_section_definition): Initialize
996 evaluated_address_, evaluated_load_address, evaluated_addralign_,
997 and is_relro_ fields.
998 (Output_section_definition::place_orphan_here): Add is_relro
999 parameter.
1000 (Output_section_definition::set_section_addresses): Set relro for
1001 output section.
1002 (Output_section_definition::alternate_constraint): Likewise.
1003 (class Orphan_output_section): Add new bool* parameter to
1004 place_orphan_here. Add get_output_section.
1005 (Orphan_output_section::place_orphan_here): Add is_relro
1006 parameter.
1007 (Script_sections::Script_sections): Initialize
1008 data_segment_align_index_ and saw_relro_end_.
1009 (Script_sections::data_segment_align): New function.
1010 (Script_sections::data_segment_relro_end): New function.
1011 (Script_sections::place_orphan): Set or clear is_relro.
1012 (Script_sections::set_section_addresses): Force alignment of first
1013 TLS section.
1014 * yyscript.y (exp): Call script_data_segment_align and
1015 script_data_segment_relro_end.
1016 * testsuite/relro_script_test.t: New file.
1017 * testsuite/relro_test.cc (using_script): Declare.
1018 (t1, t2): Test using_script.
1019 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1020 (relro_script_test_SOURCES): Define.
1021 (relro_script_test_DEPENDENCIES): Define.
1022 (relro_script_test_LDFLAGS): Define.
1023 (relro_script_test_LDADD): Define.
1024 (relro_script_test.so): New target.
1025 * testsuite/Makefile.in: Rebuild.
1026
f827c9a9
CC		 10272008-08-06 Cary Coutant <ccoutant@google.com>
1028
1029 * archive.cc (Archive::total_archives, Archive::total_members)
1030 (Archive::total_members_loaded): New variables.
1031 (Archive::setup): Add parameter. Add option to preread
1032 archive symbols.
1033 (Archive::read_armap): Add counter.
1034 (Archive::get_file_and_offset): New function.
1035 (Archive::get_elf_object_for_member): New function.
1036 (Archive::read_all_symbols): New function.
1037 (Archive::read_symbols): New function.
1038 (Archive::add_symbols): Add counters.
1039 (Archive::include_all_members): Use armap to find members if it's
1040 already built.
1041 (Archive::include_member): Skip reading symbols if already read.
1042 Factored code into Archive::get_file_and_offset and
1043 Archive::get_elf_object_for_member. Changed call to
1044 Mapfile::report_include_archive_member.
1045 (Archive::print_stats): New function.
1046 * archive.h: Declare Object and Read_symbols_data classes.
1047 (Archive::Archive): Add initializers for new members.
1048 (Archive::setup): Add parameter.
1049 (Archive::print_stats): New function.
1050 (Archive::total_archives, Archive::total_members)
1051 (Archive::total_members_loaded): New variables.
1052 (Archive::get_file_and_offset): New function.
1053 (Archive::get_elf_object_for_member): New function.
1054 (Archive::read_all_symbols): New function.
1055 (Archive::read_symbols): New function.
1056 (Archive::Archive_member): New class.
1057 (Archive::members_): New member.
1058 (Archive::num_members_): New member.
1059 * main.cc: Include archive.h.
1060 (main): Call Archive::print_stats.
1061 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1062 archive parameter; member_name is now the fully-decorated name.
1063 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1064 * options.h: (General_options): Add --preread-archive-symbols option.
1065 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1066 Archive::setup.
1067
de4c45bd
ILT		 10682008-08-04 Ian Lance Taylor <iant@google.com>
1069
1070 * symtab.h (Symbol::use_plt_offset): New function.
1071 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1072 * powerpc.cc (Relocate::relocate): Likewise.
1073 * sparc.cc (Relocate::relocate): Likewise.
1074 * x86_64.cc (Relocate::relocate): Likewise.
1075 * testsuite/weak_plt.sh: New test.
1076 * testsuite/weak_plt_main.cc: New test.
1077 * testsuite/weak_plt_shared.cc: New test.
1078 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1079 (check_PROGRAMS): Add weak_plt.
1080 (check_DATA): Add weak_plt_shared.so.
1081 (weak_plt_main_pic.o, weak_plt): New targets.
1082 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1083 * testsuite/Makefile.in: Rebuild.
1084
1085 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1086 gcctestdir/ld.
1087 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1088 * testsuite/Makefile.in: Rebuild.
1089
323ee3f4
AM		 10902008-08-04 Alan Modra <amodra@bigpond.net.au>
1091
1092 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1093 * Makefile.in: Regenerate.
1094 * po/POTFILES.in: Regenerate.
1095
7c07ecec
ILT		 10962008-07-29 Ian Lance Taylor <iant@google.com>
1097
1098 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1099 symbols before other symbols.
1100 * testsuite/script_test_2.cc (test_addr): Declare.
1101 (test_addr_alias): Declare.
1102 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1103 values.
7c07ecec
ILT		 1104 * testsuite/script_test_2.t: Define test_addr_alias and
1105 test_addr.
1106
5778530e
ILT		 11072008-07-24 Ian Lance Taylor <iant@google.com>
1108
2a00e4fb
ILT		 1109 PR 5990
1110 * descriptors.cc: New file.
1111 * descriptors.h: New file.
1112 * gold-threads.h (class Hold_optional_lock): New class.
1113 * fileread.cc: Include "descriptors.h".
1114 (File_read::~File_read): Release descriptor rather than closing
1115 it.
1116 (File_read::open) [file]: Call open_descriptor rather than open.
1117 Set is_descriptor_opened_.
1118 (File_read::open) [memory]: Assert that descriptor is not open.
1119 (File_read::reopen_descriptor): New function.
1120 (File_read::release): Release descriptor.
1121 (File_read::do_read): Make non-const. Reopen descriptor.
1122 (File_read::read): Make non-const.
1123 (File_read::make_view): Reopen descriptor.
1124 (File_read::do_readv): Likewise.
1125 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1126 Update declarations.
1127 * layout.cc: Include "descriptors.h".
1128 (Layout::create_build_id): Use open_descriptor rather than open.
1129 * output.cc: Include "descriptors.h".
1130 (Output_file::open): Use open_descriptor rather than open.
1131 * archive.cc (Archive::const_iterator): Change Archive to be
1132 non-const.
1133 (Archive::begin, Archive::end): Make non-const.
1134 (Archive::count_members): Likewise.
1135 * archive.h (class Archive): Update declarations.
1136 * object.h (Object::read): Make non-const.
1137 * Makefile.am (CCFILES): Add descriptors.cc.
1138 (HFILES): Add descriptors.h.
1139 * Makefile.in: Rebuild.
1140
801647d1
ILT		 1141 PR 6716
1142 * gold.h: Always include <clocale>. Add Solaris workarounds
1143 following code in binutils/sysdep.h.
1144
5edd166e
ILT		 1145 PR 6048
1146 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1147 this->eh_frame_hdr_ is NULL before using it.
1148
c89ad728
ILT		 1149 * dynobj.cc (Versions::Versions): Update comment.
1150
aa86f06b
ILT		 1151 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1152 the base version name.
1153
5778530e
ILT		 1154 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1155 array size plus one.
1156 (Stringpool_template::set_string_offsets): Subtract one from key
1157 before using it as an array index.
1158 (Stringpool_template::get_offset_with_length): Likewise.
1159 (Stringpool_template::write_to_buffer): Likewise.
1160 * stringpool.h (Stringpool_template::get_offset_from_key):
1161 Likewise.
1162
057ead22
ILT		 11632008-07-23 Ian Lance Taylor <iant@google.com>
1164
7f649c59
ILT		 1165 PR 6658
1166 * object.h (Merged_symbol_value::value): Do our best to handle a
1167 negative addend.
1168
057ead22
ILT		 1169 PR 6647
1170 * script.cc (Version_script_info::get_versions): Don't add empty
1171 version tag to return value.
1172 (Version_script_info::get_symbol_version_helper): Change return
1173 type to bool. Add pversion parameter. Change all callers.
1174 (script_register_vers_node): Don't require a non-NULL tag.
1175 * script.h (class Version_script_info): Update declarations.
1176 (Version_script_info::get_symbol_version): Change return type to
1177 bool. Add version parameter. Change all callers.
1178 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1179 handling. Handle an empty version from a version script.
1180 (Symbol_table::define_special_symbol): Likewise.
1181 * testsuite/ver_test_10.script: New file.
1182 * testsuite/ver_test_10.sh: New file.
1183 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1184 (check_DATA): Add ver_test_10.syms.
1185 (ver_test_10.syms, ver_test_10.so): New target.
1186 * testsuite/Makefile.in: Rebuild.
1187
58e54ac2
CD		 11882008-07-23 Simon Baldwin <simonb@google.com>
1189
1190 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1191 to zero for undefined symbols from dynamic libraries.
1192
95d14cd3
ILT		 11932008-07-23 Ian Lance Taylor <iant@google.com>
1194
1195 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1196 Change all callers.
1197 * symtab.h (class Symbol_table): Update declaration.
1198 * testsuite/ver_test_9.cc: New file.
1199 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1200 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1201 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1202 (ver_test_9.so, ver_test_9.o): New targets.
1203 * testsuite/Makefile.in: Rebuild.
1204
92de84a6
ILT		 12052008-07-22 Ian Lance Taylor <iant@google.com>
1206
34810851
ILT		 1207 * options.h (class General_options): Define --check-sections.
1208 * layout.cc (Layout::set_segment_offsets): Handle
1209 --check-sections.
1210
af6156ef
ILT		 1211 * options.h (class General_options): Define -n/--nmagic and
1212 -N/--omagic.
1213 * options.cc (General_options::finalize): For -n/--nmagic or
1214 -N/--omagic, set -static.
1215 * layout.cc (Layout::attach_allocated_section_to_segment): If
1216 -N/--omagic, don't put read-only and read-write sections in
1217 different segments.
1218 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1219 finding a read-only segment.
1220 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1221 don't set the minimum segment alignment to the common page size,
1222 and don't set the file offset to the address modulo the page size.
1223 * script-sections.cc (Script_sections::create_segments): If
1224 -n/--omagic, don't put read-only and read-write sections in
1225 different segments.
1226
92de84a6
ILT		 1227 * cref.cc: New file.
1228 * cref.h: New file.
1229 * options.h (class General_options): Add --print-symbol-counts.
1230 * main.cc (main): Issue defined symbol report if requested.
1231 * archive.cc (Archive::interpret_header): Make into a const member
1232 function.
1233 (Archive::add_symbols): Call Input_objects::archive_start and
1234 archive_stop.
1235 (Archive::const_iterator): Define new class.
1236 (Archive::begin, Archive::end): New functions.
1237 (Archive::include_all_members): Rewrite to use iterator.
1238 (Archive::count_members): New function.
1239 * archive.h (class Archive): Update declarations.
1240 (Archive::filename): New function.
1241 * object.cc: Include "cref.h".
1242 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1243 (Sized_relobj::do_get_global_symbol_counts): New function.
1244 (Input_objects::add_object): Add object to cross-referencer.
1245 (Input_objects::archive_start): New function.
1246 (Input_objects::archive_stop): New function.
1247 (Input_objects::print_symbol_counts): New function.
1248 * object.h: Declare Cref and Archive.
1249 (Object::get_global_symbol_counts): New function.
1250 (Object::do_get_global_symbol_counts): New pure virtual function.
1251 (class Sized_relobj): Add defined_count_ field. Update
1252 declarations.
1253 (class Input_objects): Add cref_ field. Update constructor.
1254 Update declarations.
1255 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1256 defined_count_.
1257 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1258 symbol counts.
1259 (Sized_dynobj::do_get_global_symbol_counts): New function.
1260 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1261 defined_count_. Update declarations. Define Symbols typedef.
1262 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1263 parameter. Change all callers.
1264 (Symbol_table::add_from_dynobj): Add sympointers and defined
1265 parameters. Change all callers.
1266 * symtab.h (class Symbol_table): Update declarations.
1267 * Makefile.am (CCFILES): Add cref.cc.
1268 (HFILES): Add cref.h.
1269 * Makefile.in: Rebuild.
1270
3f7c5e1d
CD		 12712008-07-22 Simon Baldwin <simonb@google.com>
1272
1273 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1274 to zero when writing undefined symbols.
1275
e0b64032
ILT		 12762008-07-22 Ian Lance Taylor <iant@google.com>
1277
1278 * output.cc (Output_section::add_input_section): Don't try to
1279 merge empty merge sections.
1280
096b02cf
CS		 12812008-07-21 Craig Silverstein <csilvers@google.com>
1282
1283 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1284 Include symbol version in error message.
cd536b21 1285
1d1f116d
CD		 12862008-07-20 Chris Demetriou <cgd@google.com>
1287
cd536b21 1288 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1289 (RANDOM_SEED_CFLAGS): New substituted variable.
1290 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1291 * configure: Rebuild.
1292 * Makefile.in: Likewise.
1293 * testsuite/Makefile.in: Likewise.
1294
a18f591e
ILT		 12952008-07-18 Ian Lance Taylor <iant@google.com>
1296
1297 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1298 where we see NAME/NULL and NAME/VERSION as separate symbols.
1299 * testsuite/ver_test_main.cc (main): Call t4.
1300 (t4, t4_2a): Define.
1301 * testsuite/ver_test_2.cc (t4_2): Define.
1302 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1303 * testsuite/ver_test_4.cc (t4_2a): Define.
1304 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1305 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1306
c6e3f6ed
ILT		 13072008-07-17 Ian Lance Taylor <iant@google.com>
1308
1309 * dynobj.cc (Versions::add_def): If we give an error about a
1310 missing version, go ahead and create the version anyhow.
1311
ef9beddf
ILT		 13122008-07-10 Ian Lance Taylor <iant@google.com>
1313
1314 Handle output sections with more than 0x7fffffff bytes.
1315 * object.h (class Relobj): Change map_to_output_ to
1316 output_sections_, and just keep a section pointer. Change all
1317 uses. Move comdat group support to Sized_relobj.
1318 (Relobj::is_section_specially_mapped): Remove.
1319 (Relobj::output_section): Remove poff parameter. Change all
1320 callers.
1321 (Relobj::output_section_offset): New function.
1322 (Relobj::set_section_offset): Rewrite.
1323 (Relobj::map_to_output): Remove.
1324 (Relobj::output_sections): New function.
1325 (Relobj::do_output_section_offset): New pure virtual function.
1326 (Relobj::do_set_section_offset): Likewise.
1327 (class Sized_relobj): Add section_offsets_ field. Add comdat
1328 group support from Relobj. Update declarations.
1329 (Sized_relobj::get_output_section_offset): New function.
1330 (Sized_relobj::do_output_section_offset): New function.
1331 (Sized_relobj::do_set_section_offset): New function.
1332 * object.cc (Relobj::output_section_address): Remove.
1333 (Sized_relobj::Sized_relobj): Initialize new fields.
1334 (Sized_relobj::include_section_group): Cast find_kept_object to
1335 Sized_relobj.
1336 (Sized_relobj::include_linkonce_section): Likewise.
1337 (Sized_relobj::do_layout): Use separate arrays for output section
1338 and output offset.
1339 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1340 output_sections.
1341 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1342 output_sections and section_offsets.
1343 (Sized_relobj::write_local_symbols): Likewise.
1344 (map_to_kept_section): Compute output address directly.
1345 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1346 output_sections and section_offsets.
1347 (Sized_relobj::write_sections): Likewise.
1348 (Sized_relobj::relocate_sections): Likewise.
1349 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1350 * output.h (class Output_reloc): Update declarations. Change
1351 u2_.relobj to Sized_relobj*.
1352 (class Output_data_reloc): Change add functions to use
1353 Sized_relobj*.
1354 * output.cc (Output_reloc::Output_reloc): Change relobj to
1355 Sized_relobj*.
1356 (Output_reloc::local_section_offset): Change return type to
1357 Elf_Addr. Use get_output_section_offset.
1358 (Output_reloc::get_address): Likewise.
1359 (Output_section::is_input_address_mapped): Don't call
1360 is_section_specially_mapped.
1361 (Output_section::output_offset): Likewise.
1362 (Output_section::output_address): Likewise.
1363 (Output_section::starting_output_address): Likewise.
1364 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1365 parameter to Sized_relobj*.
1366 (Copy_relocs::need_copy_reloc): Likewise.
1367 (Copy_relocs::save): Likewise.
1368 * copy-relocs.h (class Copy_relocs): Update declarations.
1369 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1370 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1371 * target-reloc.h (relocate_for_relocatable): Change
1372 offset_in_output_section type to Elf_Addr. Change code that uses
1373 it as well.
1374 * layout.cc (Layout::layout): Always set *off.
1375 * mapfile.cc (Mapfile::print_input_section): Use
1376 output_section_offset.
1377 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1378 Sized_relobj*.
1379 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1380 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1381 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1382
5cb66f97
ILT		 13832008-07-03 Ian Lance Taylor <iant@google.com>
1384
1385 * layout.cc (Layout::include_section): Do not discard unrecognized
1386 SHT_STRTAB sections.
1387
afe47622
CS		 13882008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1389
1390 * script.cc (Lex::can_continue_name): Make '?' allowable in
1391 version-script names.
1392 * testsuite/version_script.map: Change glob pattern to use '?'
1393
5adf9721
ILT		 13942008-06-30 Manish Singh <yosh@gimp.org>
1395
1396 PR 6585
1397 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1398 Correct typo.
1399
e6fde208
ILT		 14002008-06-30 Ian Lance Taylor <iant@google.com>
1401
1402 PR 6660
1403 PR 6682
1404 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1405 versions]: Don't try to read the value in the contents, since we
1406 don't use it. Use the template endianness when writing.
1407
3f2e6a2d
CC		 14082008-06-25 Cary Coutant <ccoutant@google.com>
1409
1410 * fileread.cc (File_read::make_view): Assert on zero-length view.
1411 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1412 symbol table when there are no symbols to read.
1413
c43d3a48
CS		 14142008-06-23 Craig Silverstein <csilvers@google.com>
1415
1416 * version.cc (version_string): Bump to 1.7
1417
5f494ea0
CS		 14182008-06-18 Craig Silverstein <csilvers@google.com>
1419
1420 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1421 constant 0xFFFF to type Valtype.
1422 (Powerpc_relocate_functions::rel16_ha): Likewise.
1423
c42e122e
ILT		 14242008-06-17 Ian Lance Taylor <iant@google.com>
1425
f34787f8
ILT		 1426 * output.h (Output_section::Input_section): Initialize p2align_ to
1427 zero for Output_section_data constructors.
1428 (Output_section::Input_section::addralign): If not an input
1429 section, return the alignment of the Output_section_data.
1430 * testsuite/copy_test.cc: New file.
1431 * testsuite/copy_test_1.cc: New file.
1432 * testsuite/copy_test_2.cc: New file.
1433 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1434 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1435 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1436 (copy_test_1_pic.o, copy_test_1.so): New targets.
1437 (copy_test_2_pic.o, copy_test_2.so): New targets.
1438 * testsuite/Makefile.in: Rebuild.
1439
c42e122e
ILT		 1440 * script-sections.cc (Script_sections::place_orphan): Initialize
1441 local variable exact.
1442
ce3ac18a
DE		 14432008-06-13 David Edelsohn <edelsohn@gnu.org>
1444
1445 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1446
42cacb20
DE		 14472008-06-12 David Edelsohn <edelsohn@gnu.org>
1448 David S. Miller <davem@davemloft.net>
1449
1450 * powerpc.cc: New file.
1451 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1452 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1453 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1454 * Makefile.in: Rebuild.
1455
7b308235
ILT		 14562008-06-09 Ian Lance Taylor <iant@google.com>
1457
1458 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1459 <exception>.
1460 (throwing, orig_terminate): New static variables.
1461 (terminate_handler): New static function.
1462 (t2): Set terminate handler.
1463
f0b886e3
ILT		 14642008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1465
1466 PR 6584
cd536b21 1467 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1468 alignment.
1469
3e90f135
CC		 14702008-05-30 Cary Coutant <ccoutant@google.com>
1471
1472 * archive.cc (Archive::include_all_members) Correct to step
1473 over symbol table and extended name table in thin archives.
1474
e09ad04a
ILT		 14752008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1476
1477 PR 6407
1478 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1479 calculation.
1480
62b01cb5
ILT		 14812008-05-28 Caleb Howe <cshowe@google.com>
1482
1483 * reduced_debug_output.cc: New file.
1484 * reduced_debug_output.h: New file.
92de84a6 1485 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1486 * options.cc (General_options::finalize): Add strip_debug_non_line
1487 to the strip heirarchy.
1488 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1489 fields.
1490 * layout.cc: Include "reduced_debug_output.h".
1491 (Layout::Layout): Initialize new fields.
1492 (line_only_debug_sections): New static array.
1493 (is_lines_only_debug_sections): New static inline function.
1494 (Layout::include_section): Handle --strip-debug-non-line.
1495 (Layout::make_output_section): If --strip-debug-non-line, build
1496 new output sections for .debug_abbrev and .debug_info.
1497 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1498 gold. Warn about possible overflow.
1499 (read_signed_LEB_128): Likewise.
1500 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1501 (read_signed_LEB_128): Declare.
1502 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1503 (HFILES): Add reduced_debug_output.h.
1504 * Makefile.in: Rebuild.
1505
7d9e3d98
ILT		 15062008-05-21 Ian Lance Taylor <iant@google.com>
1507
1508 * mapfile.cc: New file.
1509 * mapfile.h: New file.
1510 * options.h (class General_options): Add -M/--print-map and -Map.
1511 * options.cc (General_options::finalize): Make -M equivalent to
1512 -Map -.
1513 * main.cc: Include <cstdio> and "mapfile.h".
1514 (main): Open mapfile if requested.
1515 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1516 constructor. Change caller.
1517 (queue_initial_tasks): Add mapfile parameter. Change caller.
1518 (queue_middle_tasks): Likewise.
1519 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1520 declarations.
1521 * archive.cc: Include "mapfile.h".
1522 (Archive::add_symbols): Add mapfile parameter. Change all
1523 callers. Pass mapfile, symbol, and reason to include_member.
1524 (Archive::include_all_members): Add mapfile parameter. Change all
1525 callers.
1526 (Archive::include_member): Add mapfile, sym, and why parameters.
1527 Change all callers. Report inclusion to map file.
1528 * archive.h: Include "fileread.h".
1529 (class Archive): Update declarations.
1530 (Archive::file): New const method.
1531 (class Add_archive_symbols): Add mapfile_ field. Update
1532 constructor. Change all callers.
1533 * readsyms.h (class Read_symbols): Likewise.
1534 (class Finish_group): Likewise.
1535 (class Read_script): Likewise.
1536 * common.cc: Include "mapfile.h".
1537 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1538 all callers.
1539 (Symbol_table::do_allocate_commons): Likewise.
1540 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1541 symbol allocation to mapfile.
1542 * common.h (class Allocate_commons_task): Add mapfile_ field.
1543 Update constructor. Change all callers.
1544 * symtab.h (class Symbol_table): Update declarations.
1545 * layout.cc: Include "mapfile.h".
1546 (Layout_task_runner::run): Print information to mapfile.
1547 (Layout::create_gold_note): Change Output_data_fixed_space to
1548 Output_data_zero_fill.
1549 (Layout::create_build_id): Likewise.
1550 (Layout::print_to_mapfile): New function.
1551 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1552 constructor. Change caller.
1553 (class Layout): Declare print_to_mapfile.
1554 * output.cc (Output_section::Input_section::print_to_mapfile): New
1555 function.
1556 (Output_section::add_input_section): If producing a map, always
1557 add to input_sections_ list.
1558 (Output_section::do_print_to_mapfile): New function.
1559 (Output_segment::print_sections_to_mapfile): New function.
1560 (Output_segment::print_section_list_to_mapfile): New function.
1561 * output.h: Include "mapfile.h".
1562 (Output_data::print_to_mapfile): New function.
1563 (Output_data::do_print_to_mapfile): New virtual function.
1564 (Output_segment_headers::do_print_to_mapfile): New function.
1565 (Output_file_header::do_print_to_mapfile): New function.
1566 (Output_data_const::do_print_to_mapfile): New function.
1567 (class Output_data_const_buffer): Add map_name_ field. Update
1568 constructor. Change all callers. Add do_print_to_mapfile
1569 function.
1570 (class Output_data_fixed_space): Likewise.
1571 (class Output_data_space): Likewise.
1572 (class Output_data_zero_fill): New class.
1573 (Output_data_strtab::do_print_to_mapfile): New function.
1574 (Output_data_reloc_base::do_print_to_mapfile): New function.
1575 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1576 (Output_data_group::do_print_to_mapfile): New function.
1577 (Output_data_got::do_print_to_mapfile): New function.
1578 (Output_data_dynamic::do_print_to_mapfile): New function.
1579 (Output_symtab_xindex::do_print_to_mapfile): New function.
1580 (class Output_section): Declare do_print_to_mapflie. Declare
1581 print_to_mapfile in Input_section.
1582 (class Output_segment): Declare new functions.
1583 * object.h (Sized_relobj::symbol_count): New function.
1584 * script-sections.cc
1585 (Output_section_element_dot_assignment::set_section_addresses):
1586 Change Output_data_fixed_space to Output_data_zero_fill.
1587 (Output_data_expression::do_print_to_mapfile): New function.
1588 * script.cc (read_input_script): Add mapfile parameter. Change
1589 all callers.
1590 * script.h (read_input_script): Update declaration.
1591 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1592 (Eh_frame::do_print_to_mapfile): New function.
1593 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1594 (Output_merge_string::do_print_to_mapfile): New function.
1595 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1596 function.
1597 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1598 function.
1599 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1600 function.
1601 * Makefile.am (CCFILES): Add mapfile.cc.
1602 (HFILES): Add mapfile.h.
1603 * Makefile.in: Rebuild.
1604
9f1d377b
ILT		 16052008-05-19 Ian Lance Taylor <iant@google.com>
1606
1607 * options.h (class General_options): Add -z relro.
1608 * layout.cc (Layout::Layout): Initialize relro_segment_.
1609 (Layout::add_output_section_data): Return the output section.
1610 (Layout::make_output_section): Rcognize relro sections and mark
1611 them appropriately.
1612 (Layout::attach_allocated_section_to_segment): Put relro sections
1613 in a PT_GNU_RELRO segment.
1614 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1615 section as relro.
1616 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1617 PT_TLS segments.
1618 (Layout::linkonce_mapping): Map d.rel.ro.local to
1619 .data.rel.ro.local.
1620 (Layout::output_section_name): Us .data.rel.ro.local for any
1621 section which begins with that.
1622 * layout.h (class Layout): Update add_output_section_data
1623 declaration. Add relro_segment_ field.
1624 * output.cc (Output_section::Output_section): Initialize is_relro_
1625 and is_relro_local_ fields.
1626 (Output_segment::add_output_section): Group relro sections.
1627 (Output_segment::is_first_section_relro): New function.
1628 (Output_segment::maximum_alignment): If there is a relro section,
1629 align the segment to the common page size.
1630 (Output_segment::set_section_addresses): Track whether we are
1631 looking at relro sections. If the last section is a relro
1632 section, align to the common page size.
1633 (Output_segment::set_section_list_addresses): Add in_relro
1634 parameter. Change all callers. Align to the page size when
1635 moving from relro to non-relro section.
1636 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1637 segment.
1638 * output.h (class Output_section): Add is_relro_ and
1639 is_relro_local_ fields.
1640 (Output_section::is_relro): New function.
1641 (Output_section::set_is_relro): New function.
1642 (Output_section::is_relro_local): New function.
1643 (Output_section::set_is_relro_local): New function.
1644 (class Output_segment): Update declarations.
1645 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1646 * sparc.cc (Target_sparc::got_section): Likewise.
1647 * x86_64.cc (Target_x86_64::got_section): Likewise.
1648 * testsuite/relro_test_main.cc: New file.
1649 * testsuite/relro_test.cc: New file.
1650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1651 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1652 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1653 (relro_test.so, relro_test_pic.o): New targets.
1654 * testsuite/Makefile.in: Rebuild.
1655
a984ee1d
ILT		 16562008-05-16 Ian Lance Taylor <iant@google.com>
1657
01676dcd
ILT		 1658 * output.cc (Output_segment::add_output_section): Remove front
1659 parameter.
1660 * output.h (class Output_segment): Remove
1661 add_initial_output_section and overloaded add_output_section.
1662 Update declaration of remaining add_output_section.
1663 * layout.cc (Layout::create_interp): Call add_output_section
1664 rather than add_initial_output_section.
1665 (Layout::finish_dynamic_section): Likewise.
1666
497897f9
ILT		 1667 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1668 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1669 know the dynamic type.
1670 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1671 field. Initialize it in constructor.
1672 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1673 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1674 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1675 reloc.
1676
a984ee1d
ILT		 1677 * output.cc (Output_reloc::get_address): Change return type to
1678 Elf_Addr.
1679 * output.h (class Output_reloc): Update get_address declaration.
1680 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1681 for section addresses.
1682
55ba0940
ILT		 16832008-05-09 Ian Lance Taylor <iant@google.com>
1684
1685 PR 6493
1686 * gold.cc (gold_nomem): Use return value of write.
1687
75517b77
ILT		 16882008-05-08 Ian Lance Taylor <iant@google.com>
1689
1690 * symtab.c (Symbol::init_base_output_data): Add version
1691 parameter. Change all callers.
1692 (Symbol::init_base_output_segment): Likewise.
1693 (Symbol::init_base_constant): Likewise.
1694 (Symbol::init_base_undefined): Likewise.
1695 (Sized_symbol::init_output_data): Likewise.
1696 (Sized_symbol::init_output_segment): Likewise.
1697 (Sized_symbol::init_constant): Likewise.
1698 (Sized_symbol::init_undefined): Likewise.
1699 (Symbol_table::do_define_in_output_data): If the new symbol has a
1700 version, mark it as the default.
1701 (Symbol_table::do_define_in_output_segment): Likewise.
1702 (Symbol_table::do_define_as_constant): Likewise.
1703 * symtab.h (class Symbol): Update declarations.
1704 (class Sized_symbol): Likewise.
1705 * resolve.cc (Symbol::override_version): New function.
c42e122e 1706 (Symbol::override_base): Call override_version.
75517b77
ILT		 1707 (Symbol::override_base_with_special): Likewise.
1708 * testsuite/ver_script_8.script: New file.
1709 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1710 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1711 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1712 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1713
f1f70eae
ILT		 17142008-05-06 Ian Lance Taylor <iant@google.com>
1715
f3e9c5c5
ILT		 1716 PR 6049
1717 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1718 functions.
1719 (class General_options): Remove existing --undefined, and add
1720 --no-undefined instead. Add new --undefined as synonym for -u.
1721 * archive.cc (Archive::add_symbols): Check whether symbol was
1722 named with -u.
1723 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1724 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1725 all uses. Add IS_UNDEFINED. Update declarations to split
1726 different versions of init_base. Declare init_base_undefined.
1727 (Symbol::is_defined): Handle IS_UNDEFINED.
1728 (Symbol::is_undefined): Likewise.
1729 (Symbol::is_weak_undefined): Call is_undefined.
1730 (Symbol::is_absolute): Handle IS_CONSTANT.
1731 (class Sized_symbol): Update declarations to split different
1732 versions of init. Declare init_undefined.
1733 (class Symbol_table): Declare new functions.
1734 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1735 Change all callers.
1736 (Symbol::init_base_output_data): Likewise.
1737 (Symbol::init_base_output_segment): Likewise.
1738 (Symbol::init_base_constant): Likewise.
1739 (Symbol::init_base_undefined): New function.
1740 (Sized_symbol::init_object): Rename from init. Change all
1741 callers.
1742 (Sized_symbol::init_output_data): Likewise.
1743 (Sized_symbol::init_output_segment): Likewise.
1744 (Sized_symbol::init_constant): Likewise.
1745 (Sized_symbol::init_undefined): New function.
1746 (Symbol_table::add_undefined_symbols_from_command_line): New
1747 function.
1748 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1749 function.
1750 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1751 (Symbol::output_section): Likewise.
1752 (Symbol::set_output_section): Likewise.
1753 (Symbol_table::sized_finalize_symbol): Likewise.
1754 (Symbol_table::sized_write_globals): Likewise.
1755 * resolve.cc (Symbol_table::should_override): Likewise.
1756 (Symbol::override_base_with_special): Likewise.
1757
8bdcdf2c
ILT		 1758 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1759 symbol, change it to have default visibility.
1760 * testsuite/protected_1.cc: New file.
1761 * testsuite/protected_2.cc: New file.
1762 * testsuite/protected_3.cc: New file.
1763 * testsuite/protected_main_1.cc: New file.
1764 * testsuite/protected_main_2.cc: New file.
1765 * testsuite/protected_main_3.cc: New file.
1766 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1767 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1768 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1769 (protected_1.so): New target.
1770 (protected_1_pic.o, protected_2_pic.o): New targets.
1771 (protected_3_pic.o): New target.
1772 (check_PROGRAMS): Add protected_2.
1773 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1774 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1775 * testsuite/Makefile.in: Rebuild.
1776
2b706932
ILT		 1777 * options.h (DEFINE_var): Add set_user_set_##varname__.
1778 (DEFINE_bool_alias): New macro.
1779 (class General_options): Define -Bstatic using DEFINE_bool_alias
1780 rather than DEFINE_special. Add --undefined as an alias for -z
1781 defs.
1782 * options.cc (General_options::parse_Bstatic): Remove.
1783
d82a5bcc
ILT		 1784 * options.h (class General_options): Add --fatal-warnings.
1785 * main.cc (main): Implement --fatal-warnings.
1786 * errors.h (Errors::warning_count): New function.
1787
f1f70eae
ILT		 1788 * options.h (class General_options): Add -Bsymbolic-functions.
1789 * symtab.h (Symbol::is_preemptible): Check for
1790 -Bsymbolic-functions.
1791
8825ac63
ILT		 17922008-05-05 Ian Lance Taylor <iant@google.com>
1793
d98bc257
ILT		 1794 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1795 as noVARNAME rather than no-VARNAME.
1796 (class General_options): Add option -z combreloc.
1797 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1798 get_address.
1799 (Output_reloc::sort_before) [SHT_REL]: New function.
1800 (Output_reloc::sort_before) [SHT_RELA]: New function.
1801 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1802 Sort_relocs_comparison.
1803 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1804 parameter. Change all callers.
1805 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1806 sort_relocs parameter. Change all callers.
1807 * output.cc (Output_reloc::get_address): New function, broken out
1808 of write_rel.
1809 (Output_reloc::write_rel): Call it.
1810 (Output_reloc::compare): New function.
1811 (Output_data_reloc_base::do_write): Optionally sort relocs.
1812
60b2b4e7
ILT		 1813 * configure.ac: If targ_extra_obj is set, link it in.
1814 * configure.tgt: Initialize all variables.
1815 (x86_64*): Set targ_extra_obj and targ_extra_size.
1816 * configure: Rebuild.
1817
8825ac63
ILT		 1818 * object.cc (Sized_relobj::include_section_group): Adjust section
1819 indexes read from group data. Build vector to pass to
1820 layout_group.
1821 * layout.cc (Layout::layout_group): Add flags and shndxes
1822 parameters. Remove contents parameter. Change caller. Update
1823 explicit instantiations.
1824 * layout.h (class Layout): Update layout_group declaration.
1825 * output.cc (Output_data_group::Output_data_group): Add flags and
1826 input_shndxes parameters. Remove contents parameter. Change
1827 caller.
1828 (Output_data_group::do_write): Change input_sections_ to
1829 input_shndxes_.
1830 * output.h (class Output_data_group): Update constructor
1831 declaration. Rename input_sections_ to input_shndxes_.
1832 * testsuite/many_sections_test.cc: Add template.
1833
e94cf127
CC		 18342008-04-30 Cary Coutant <ccoutant@google.com>
1835
4418b2d5
CC		 1836 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1837
e94cf127
CC		 1838 * layout.cc (Layout::include_section): Refactored check for debug
1839 info section.
1840 (Layout::add_comdat): Add new parameters. Change type
1841 of signature parameter. Add object and shndx to signatures table.
1842 (Layout::find_kept_object): New function.
1843 * layout.h: Include <cstring>.
1844 (Layout::is_debug_info_section): New function.
1845 (Layout::add_comdat): Add new parameters.
1846 (Layout::find_kept_object): New function.
1847 (Layout::Kept_section): New struct.
1848 (Layout::Signatures): Change type of map range.
1849 * object.cc (Relobj::output_section_address): New function.
1850 (Sized_relobj::include_section_group): Add new parameters. Change
1851 calls to Layout::add_comdat. Change to build table of kept comdat
1852 groups and table mapping discarded sections to kept sections.
1853 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1854 (Sized_relobj::do_layout): Change calls to include_section_group and
1855 include_linkonce_section.
1856 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1857 value to zero when section is discarded.
1858 (Sized_relobj::map_to_kept_section): New function.
1859 * object.h (Relobj::output_section_address): New function.
1860 (Relobj::Comdat_group): New type.
1861 (Relobj::find_comdat_group): New function.
1862 (Relobj::Comdat_group_table): New type.
1863 (Relobj::Kept_comdat_section): New type.
1864 (Relobj::Kept_comdat_section_table): New type.
1865 (Relobj::add_comdat_group): New function.
1866 (Relobj::set_kept_comdat_section): New function.
1867 (Relobj::get_kept_comdat_section): New function.
1868 (Relobj::comdat_groups_): New field.
1869 (Relobj::kept_comdat_sections_): New field.
1870 (Symbol_value::input_value): Update comment.
1871 (Sized_relobj::map_to_kept_section) New function.
1872 (Sized_relobj::include_linkonce_section): Add new parameter.
1873 * target-reloc.h (Comdat_behavior): New type.
1874 (get_comdat_behavior): New function.
1875 (relocate_section): Add code to map a discarded section to the
1876 corresponding kept section when applying a relocation.
1877
e4e5049b
CS		 18782008-04-30 Craig Silverstein <csilvers@google.com>
1879
1880 * dwarf_reader.cc (next_generation_count): New static var.
1881 (Addr2line_cache_entry): New struct.
1882 (addr2line_cache): New static var.
1883 (Dwarf_line_info::one_addr2line): Added caching.
1884 (Dwarf_line_info::clear_addr2line_cache): New function.
1885 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1886 cache-size parameter.
1887 (Dwarf_line_info::one_addr2line_cache): New function.
1888 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1889 new cache-size argument to one_addr2line(), and clear cache.
1890
d09e9154
CC		 18912008-04-28 Cary Coutant <ccoutant@google.com>
1892
1893 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1894 R_386_PC8 relocations.
1895
7ef73768
ILT		 18962008-04-23 Ian Lance Taylor <iant@google.com>
1897
55438702
ILT		 1898 * object.cc (Sized_relobj::include_section_group): Check for
1899 invalid section group.
1900
c165fb93
ILT		 1901 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1902 header size.
1903
7ef73768
ILT		 1904 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1905 than read for file header.
1906 * archive.cc (Archive::include_member): Likewise.
1907
6194aaab
L		 19082008-04-23 Paolo Bonzini <bonzini@gnu.org>
1909
1910 * aclocal.m4: Regenerate.
1911 * configure: Regenerate.
1912
d491d34e
ILT		 19132008-04-19 Ian Lance Taylor <iant@google.com>
1914
5ea2bac6
ILT		 1915 * version.cc (version_string): Bump to 1.6.
1916
7bc3e21a
ILT		 1917 * testsuite/Makefile.am (many_sections_r_test): New target.
1918 (many_sections_r_test_SOURCES): Remove.
1919 (many_sections_r_test_DEPENDENCIES): Remove.
1920 (many_sections_r_test_LDFLAGS): Remove.
1921 (many_sections_r_test_LDADD): Remove.
1922
7fcd3aa9
ILT		 1923 * object.cc (Sized_relobj::do_add_symbols): Always pass
1924 local_symbol_count_ to add_from_relobj.
1925
4c94d6ae
ILT		 1926 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1927 every thousand variables.
1928 * testsuite/Makefile.in: Rebuild.
1929
d491d34e
ILT		 1930 * object.cc (Xindex::initialize_symtab_xindex): New function.
1931 (Xindex::read_symtab_xindex): New function.
1932 (Xindex::sym_xindex_to_shndx): New function.
1933 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1934 available.
1935 (Sized_relobj::do_initialize_xindex): New function.
1936 (Sized_relobj::do_read_symbols): Adjust section links.
1937 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1938 parameter. Change all callers.
1939 (Sized_relobj::include_section_group): Adjust section links and
1940 symbol section indexes.
1941 (Sized_relobj::do_layout): Adjust section links.
1942 (Sized_relobj::do_count_local_symbols): Adjust section links and
1943 symbol section indexes.
1944 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1945 ordinary and special symbols.
1946 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1947 dynsym_xindex parameters. Change all callers. Adjust section
1948 links. Use SHN_XINDEX when needed.
1949 (Sized_relobj::get_symbol_location_info): Adjust section links.
1950 Don't get fooled by special symbols.
1951 * object.h (class Xindex): Define.
1952 (class Object): Add xindex_ parameter. Declare virtual functoin
1953 do_initialize_xindex.
1954 (Object::adjust_sym_shndx): New function.
1955 (Object::set_xindex): New protected function.
1956 (class Symbol_value): Add is_ordinary_shndx_ field.
1957 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1958 (Symbol_value::value): Assert ordinary section.
1959 (Symbol_value::initialize_input_to_output_map): Likewise.
1960 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1961 Change all callers.
1962 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1963 all callers.
1964 (class Sized_relobj): Update declarations.
1965 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1966 parameter. Change all callers.
1967 (Sized_relobj::adjust_shndx): New function.
1968 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1969 field.
1970 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1971 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1972 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1973 (Sized_dynobj::read_dynsym_section): Adjust section links.
1974 (Sized_dynobj::read_dynamic): Likewise.
1975 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1976 section links.
1977 (Sized_dynobj::do_initialize_xindex): New function.
1978 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1979 do_initialize_xindex.
1980 (Sized_dynobj::adjust_shndx): New function.
1981 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1982 dynsym_xindex_ fields.
1983 (Layout::finalize): Add a call to set_section_indexes before
1984 creating the symtab sections.
1985 (Layout::set_section_indexes): Don't do anything if the section
1986 already has a section index.
1987 (Layout::create_symtab_sections): Add shnum parameter. Change
1988 caller. Create .symtab_shndx section if needed.
1989 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1990 caller.
1991 (Layout::allocated_output_section_count): New function.
1992 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1993 needed.
1994 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1995 fields. Update declarations.
1996 (Layout::symtab_xindex): New function.
1997 (Layout::dynsym_xindex): New function.
1998 (class Write_symbols_task): Add layout_ field.
1999 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2000 Change caller.
2001 * output.cc (Output_section_headers::Output_section_headers): Add
2002 shstrtab_section parameter. Change all callers.
2003 (Output_section_headers::do_sized_write): Store overflow values
2004 for section count and section string table section index in
2005 section header zero.
2006 (Output_file_header::do_sized_write): Check for overflow of
2007 section count and section string table section index.
2008 (Output_symtab_xindex::do_write): New function.
2009 (Output_symtab_xindex::endian_do_write): New function.
2010 * output.h (class Output_section_headers): Add shstrtab_section_.
2011 Update declarations.
2012 (class Output_symtab_xindex): Define.
2013 (Output_section::has_out_shndx): New function.
2014 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2015 field.
2016 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2017 Change all callers.
2018 (Sized_symbol::init): Likewise.
2019 (Symbol::output_section): Check for ordinary symbol.
2020 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2021 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2022 callers.
2023 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2024 Change all callers. Simplify handling of symbols from sections
2025 not included in the link.
2026 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2027 distinction.
2028 (Weak_alias_sorter::operator()): Assert that symbols are
2029 ordinary.
2030 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2031 distinction.
2032 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2033 parameters. Change all callers.
2034 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2035 symbol distinction. Use SHN_XINDEX when needed.
2036 (Symbol_table::write_section_symbol): Add symtab_xindex
2037 parameter. Change all callers.
2038 (Symbol_table::sized_write_section_symbol): Likewise. Use
2039 SHN_XINDEX when needed.
2040 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2041 declarations.
2042 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2043 (Symbol::is_defined): Check is_ordinary.
2044 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2045 (Symbol::is_absolute, Symbol::is_common): Likewise.
2046 (class Sized_symbol): Update declarations.
2047 (class Symbol_table): Update declarations.
2048 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2049 parameters. Change all callers.
2050 (Sized_symbol::override): Likewise.
2051 (Symbol_table::override): Likewise.
2052 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2053 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2054 is_ordinary, and orig_st_shndx parameters. Change all callers.
2055 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2056 to be in an ordinary section.
2057 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2058 object and is_ordinary parameters. Change all callers.
2059 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2060 Change all callers. Don't add undefined or non-ordinary symbols
2061 to reloc_map_.
2062 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2063 Change all callers.
2064 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2065 declarations.
2066 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2067 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2068 (Sized_relobj::relocate_sections): Likewise.
2069 * target-reloc.h (scan_relocs): Adjust section symbol index.
2070 (scan_relocatable_relocs): Likewise.
2071 * i386.cc (Scan::local): Check for ordinary symbols.
2072 * sparc.cc (Scan::local): Likewise.
2073 * x86_64.cc (Scan::local): Likewise.
2074 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2075 to symbol_section_and_value.
2076 * testsuite/many_sections_test.cc: New file.
2077 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2078 (check_PROGRAMS): Add many_sections_test.
2079 (many_sections_test_SOURCES): Define.
2080 (many_sections_test_DEPENDENCIES): Define.
2081 (many_sections_test_LDFLAGS): Define.
2082 (BUILT_SOURCES): Add many_sections_define.h.
2083 (many_sections_define.h): New target.
2084 (BUILT_SOURCES): Add many_sections_check.h.
2085 (many_sections_check.h): New target.
2086 (check_PROGRAMS): Add many_sections_r_test.
2087 (many_sections_r_test_SOURCES): Define.
2088 (many_sections_r_test_DEPENDENCIES): Define.
2089 (many_sections_r_test_LDFLAGS): Define.
2090 (many_sections_r_test_LDADD): Define.
2091 (many_sections_r_test.o): New target.
2092 * testsuite/Makefile.in: Rebuild.
2093
c5818ff1
CC		 20942008-04-17 Cary Coutant <ccoutant@google.com>
2095
2096 * errors.cc (Errors::info): New function.
2097 (gold_info): New function.
2098 * errors.h (Errors::info): New function.
2099 * gold.h (gold_info): New function.
2100 * object.cc (Input_objects::add_object): Print trace output.
2101 * options.cc (options::parse_set): New function.
2102 (General_options::parse_wrap): Deleted.
2103 (General_options::General_options): Deleted initializer.
2104 * options.h (options::String_set): New typedef.
2105 (options::parse_set): New function.
2106 (DEFINE_set): New macro.
2107 (General_options::wrap): Changed to use DEFINE_set. Changed
2108 callers of any_wrap_symbols and is_wrap_symbol.
2109 (General_options::trace, General_options::trace_symbol):
2110 New options.
2111 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2112 (General_options::wrap_symbols_): Deleted.
2113 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2114
b5be4a7c
DM		 21152008-04-17 David S. Miller <davem@davemloft.net>
2116
2117 * options.cc (General_options::parse_V): New function.
2118 * options.h: Add entries for -V and -Qy.
2119
155a0dd7
ILT		 21202008-04-17 Ian Lance Taylor <iant@google.com>
2121
2122 * common.cc (Symbol_table::allocate_commons): Remove options
2123 parameter. Change caller.
2124 (Symbol_table::do_allocate_commons): Remove options parameter.
2125 Change caller. Just call do_allocate_commons_list twice.
2126 (Symbol_table::do_allocate_commons_list): New function, broken out
2127 of do_allocate_commons.
2128 * common.h (class Allocate_commons_task): Remove options_ field.
2129 Update constructor.
2130 * symtab.cc (Symbol_table::Symbol_table): Initialize
2131 tls_commons_.
2132 (Symbol_table::add_from_object): Put TLS common symbols on
2133 tls_commons_ list.
2134 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2135 which are IN_OUTPUT_DATA.
2136 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2137 allocate_commons and do_allocate_commons declarations. Declare
2138 do_allocate_commons_list.
2139 * gold.cc (queue_middle_tasks): Update creation of
2140 Allocate_commons_task to not pass options.
2141 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2142 (TLS_TEST_C_FLAGS): New variable.
2143 (tls_test_c_pic.o): New target.
2144 (tls_test_shared.so): Link in tls_test_c_pic.o.
2145 (tls_test_c_pic_ie.o): New target.
2146 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2147 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2148 (tls_test_c.o): New target.
2149 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2150 (tls_pic_test_LDADD): Likewise.
2151 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2152 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2153 (tls_test_c_gnu2.o): New target.
2154 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2155 tls_test_c_gnu2.o.
2156 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2157 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2158 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2159 * testsuite/tls_test.cc: Include "config.h".
2160 (t_last): Call t11_last.
2161 * testsuite/tls_test.h (t11, t11_last): Declare.
2162 * testsuite/tls_test_c.c: New file.
2163 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2164 * configure.ac: Check for OpenMP support.
2165 * configure, config.in, Makefile.in: Rebuild.
2166 * testsuite/Makefile.in: Rebuild.
2167
edfbb029
CC		 21682008-04-16 Cary Coutant <ccoutant@google.com>
2169
2170 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2171 (Target_i386::tls_base_symbol_defined_): New field.
2172 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2173 (Target_i386::Scan::global): Likewise.
2174 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2175 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2176 (Target_x86_64::tls_base_symbol_defined_): New field.
2177 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2178 (Target_x86_64::Scan::global): Likewise.
2179
f3c69fca
CC		 21802008-04-16 Cary Coutant <ccoutant@google.com>
2181
2182 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2183 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2184 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2185 building shared libraries.
2186 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2187 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2188 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2189 * testsuite/Makefile.in: Rebuild.
2190 * testsuite/weak_undef.h: New file.
2191 * testsuite/weak_undef_file1.cc: Add extra test cases.
2192 * testsuite/weak_undef_file2.cc: Likewise.
2193 * testsuite/weak_undef_test.cc: Likewise.
2194
7c414435
DM		 21952008-04-16 David S. Miller <davem@davemloft.net>
2196
32b769e1
DM		 2197 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2198 Add issued_non_pic_error_ field. Declare check_non_pic.
2199 (Target_sparc::Scan::check_non_pic): New function.
2200 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2201 (Target_sparc::Scan::global): Likewise.
2202
11936fb1
DM		 2203 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2204 * configure: Rebuild.
2205
7c414435
DM		 2206 * options.h (DEFINE_enable): New macro.
2207 (new_dtags): New enable option.
2208 (initfirst, interpose, loadfltr, nodefaultlib,
2209 nodelete, nodlopen, nodump): New -z options.
2210 * layout.cc (Layout:finish_dynamic_section): If new
2211 dtags enabled, emit DT_RUNPATH. Also, emit a
2212 DT_FLAGS_1 containing any specified -z flags.
2213
85c7bf8b
ILT		 22142008-04-16 Ian Lance Taylor <iant@google.com>
2215
12c0daef
ILT		 2216 * copy-relocs.cc: New file.
2217 * copy-relocs.h: New file.
2218 * reloc.cc: Remove Copy_relocs code.
2219 * reloc.h: Likewise.
2220 * reloc-types.h (struct Reloc_types) [both versions]: Add
2221 get_reloc_addend_noerror.
2222 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2223 variants of add_global which take an addend which must be zero.
2224 * i386.cc: Include "copy-relocs.h".
2225 (class Target_i386): Change type of copy_relocs_ to variable,
2226 update initializer.
2227 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2228 Change all callers.
2229 (Target_i386::do_finalize_sections): Change handling of
2230 copy_relocs_.
2231 * sparc.cc: Include "copy-relocs.h".
2232 (class Target_sparc): Change type of copy_relocs_ to variable,
2233 update initializer.
2234 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2235 Change all callers.
2236 (Target_sparc::do_finalize_sections): Change handling of
2237 copy_relocs_.
2238 * x86_64.cc: Include "copy-relocs.h".
2239 (class Target_x86_64): Change type of copy_relocs_ to variable,
2240 update initializer.
2241 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2242 class. Change all callers.
2243 (Target_x86_64::do_finalize_sections): Change handling of
2244 copy_relocs_.
2245 * Makefile.am (CCFILES): Add copy-relocs.cc.
2246 (HFILES): Add copy-relocs.h.
2247
4f4995b6
ILT		 2248 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2249
85c7bf8b
ILT		 2250 * testsuite/script_test_4.sh: Permit leading zeroes.
2251
4f2a9edd
ILT		 22522008-04-15 Ian Lance Taylor <iant@google.com>
2253
e6188289
ILT		 2254 * script-sections.cc (Script_sections::create_segments): Use
2255 header_size_adjustment even when there is enough room for the
2256 headers.
2257 * testsuite/script_test_4.sh: New file.
2258 * testsuite/script_test_4.t: New file.
2259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2260 (check_DATA): Add script_test_4.stdout.
2261 (MOSTLYCLEANFILES): Likewise.
2262 (script_test_4): New target.
2263 (script_test_4.stdout): New target.
2264 * testsuite/Makefile.in: Rebuild.
2265
4f2a9edd
ILT		 2266 * sparc.cc: Add definitions for Output_data_plt_sparc class
2267 constants.
2268
f5314dd5
DM		 22692008-04-14 David S. Miller <davem@davemloft.net>
2270
2271 * sparc.cc: New file.
2272 * Makefile.am (TARGETSOURCES): Add sparc.cc
2273 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2274 * configure.tgt: Document targ_extra_size and
2275 targ_extra_big_endian. Add entries for sparc-* and
2276 sparc64-*.
2277 * configure.ac: Handle targ_extra_size and
2278 targ_extra_big_endian.
2279 * Makefile.in: Rebuild.
2280 * configure: Likewise.
2281 * po/POTFILES.in: Likewise.
2282 * po/gold.pot: Likewise.
2283
154e0e9a
ILT		 22842008-04-14 Ian Lance Taylor <iant@google.com>
2285
2286 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2287 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2288 in the name/type/flags to section mapping. Don't call
2289 allocate_output_section.
2290 (Layout::choose_output_section): Change parameter from adjust_name
2291 to is_input_section. Don't permit input sections after sections
2292 are attached to segments. Don't call allocate_output_section.
2293 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2294 not write_enable_output_section.
2295 (Layout::make_output_section): Don't push to
2296 unattached_section_list_ nor call attach_to_segment. Call
2297 attach_section_to_segment if sections are attached.
2298 (Layout::attach_sections_to_segments): New function.
2299 (Layout::attach_section_to_segment): New function.
2300 (Layout::attach_allocated_section_to_segment): Rename from
2301 attach_to_segment. Remove flags parameter.
2302 (Layout::allocate_output_section): Remove function.
2303 (Layout::write_enable_output_section): Remove function.
2304 * layout.h (class Layout): Update for above changes. Add new
2305 field sections_are_attached_.
2306 * output.h (Output_section::update_flags_for_input_section): New
2307 function.
2308 * output.cc (Output_section::add_input_section): Call
2309 update_flags_for_input_section.
2310 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2311
009a67a2
CC		 23122008-04-11 Cary Coutant <ccoutant@google.com>
2313
2314 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2315 thought unnecessary.
2316 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2317
759b1a24
ILT		 23182008-04-11 Ian Lance Taylor <iant@google.com>
2319
2320 * output.h (class Output_section_data): Remove inline definition
2321 of set_addralign.
2322 * output.cc (Output_section_data::set_addralign): New function.
2323
c2b45e22
CC		 23242008-04-11 Cary Coutant <ccoutant@google.com>
2325
2326 Add support for TLS descriptors for i386 and x86_64.
2327 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2328 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2329 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2330 GOT_TYPE_TLS_DESC.
2331 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2332 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2333 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2334 relocations.
2335 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2336 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2337 Fix problem with initial-exec relocations.
2338 (Target_i386::Relocate::relocate_tls): Likewise.
2339 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2340 relaxation.
2341 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2342 support for section-plus-offset dynamic table entries.
2343 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2344 (Output_data_dynamic::Dynamic_entry): Add support for
2345 section-plus-offset dynamic table entries.
2346 (Output_data_dynamic::Classification): Likewise.
2347 (Output_data_dynamic::classification_): Renamed offset_.
2348 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2349 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2350 (Target_x86_64::make_plt_section): New function.
2351 (Target_x86_64::reserve_tlsdesc_entries): New function.
2352 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2353 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2354 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2355 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2356 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2357 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2358 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2359 add extra PLT entry for TLS descriptors.
2360 (Output_data_plt_x86_64::got_): New field.
2361 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2362 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2363 fields.
2364 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2365 descriptors.
2366 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2367 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2368 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2369 R_386_TLS_DESC_CALL relocations.
2370 (Target_x86_64::Scan::global): Likewise.
2371 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2372 for TLS descriptors.
2373 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2374 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2375 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2376 GD-to-IE relaxation.
2377 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2378 and TLS_DESCRIPTORS.
2379 * Makefile.in: Rebuild.
2380 * configure: Rebuild.
2381 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2382 (tls_test_shared2.so): New target.
2383 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2384 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2385 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2386 (tls_shared_gd_to_ie_test_LDADD): New variable.
2387 (tls_shared_gnu2_gd_to_ie_test): New target.
2388 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2389 New targets.
2390 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2391 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2392 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2393 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2394 (tls_shared_gnu2_test): New target.
2395 (tls_test_gnu2_shared.so): New target.
2396 (tls_shared_gnu2_test_SOURCES): New variable.
2397 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2398 (tls_shared_gnu2_test_LDFLAGS): New variable.
2399 (tls_shared_gnu2_test_LDADD): New variable.
2400 * testsuite/Makefile.in: Rebuild.
2401 * testsuite/Makefile.
2402
83bfb6b7
ILT		 24032008-04-11 Ian Lance Taylor <iant@google.com>
2404
2405 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2406 justsyms.t.
2407 * testsuite/Makefile.in: Rebuild.
2408
2409 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2410 long.
2411 * testsuite/script_test_2.cc (main): Adjust test.
2412
706e1f5e
ILT		 24132008-04-11 David S. Miller <davem@davemloft.net>
2414 Ian Lance Taylor <iant@google.com>
2415
2416 * options.h (General_options): Add entries for '-Y' and
2417 '-relax'.
2418 * options.cc (General_options:finalize): If -Y was used, add those
2419 entries to the library path instead of the default "/lib" and
2420 "/usr/lib".
2421
7c98e6bb
DM		 24222008-04-11 David S. Miller <davem@davemloft.net>
2423
2424 * testsuite/justsyms.t: Start at 0x100.
2425 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2426 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2427 long.
2428 * testsuite/script_test_2.cc: Adjust string and section length
2429 checks.
7c98e6bb 2430
99a37bfd
ILT		 24312008-04-09 Ian Lance Taylor <iant@google.com>
2432
2cefc357
ILT		 2433 PR gold/5996
2434 * script-sections.cc (Sections_element::allocate_to_segment): Add
2435 orphan parameter.
2436 (Output_section_definition::allocate_to_segment): Likewise.
2437 (Orphan_output_section::allocate_to_segment): Likewise.
2438 (Script_sections::attach_sections_using_phdrs_clause): Don't
2439 propagate non-PT_LOAD segments to orphan sections.
2440 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2441 readelf rather than objdump.
2442 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2443 .interp section and PT_INTERP segment are the same size.
2444 * testsuite/Makefile.in: Rebuild.
2445
99a37bfd
ILT		 2446 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2447 aliases for symbols defined in the same object.
2448 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2449 (weak_alias_test_SOURCES): New variable.
2450 (weak_alias_test_DEPENDENCIES): New variable.
2451 (weak_alias_test_LDFLAGS): New variable.
2452 (weak_alias_test_LDADD): New variable.
2453 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2454 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2455 (weak_alias_test_3.o): New target.
2456 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2457 * testsuite/weak_alias_test_main.cc: New file.
2458 * testsuite/weak_alias_test_1.cc: New file.
2459 * testsuite/weak_alias_test_2.cc: New file.
2460 * testsuite/weak_alias_test_3.cc: New file.
2461
780e49c5
ILT		 24622008-04-08 Ian Lance Taylor <iant@google.com>
2463
cdb0b8f5
ILT		 2464 * options.h (class General_options): Add --noinhibit-exec option.
2465 * main.cc (main): Check --noinhibit-exec.
2466
0864d551
ILT		 2467 * options.h (class General_options): Define --wrap as a special
2468 option. Add wrap_symbols_ field.
2469 (General_options::any_wrap_symbols): New function.
2470 (General_options::is_wrap_symbol): New function.
2471 * options.cc (General_options::parse_wrap): New function.
2472 (General_options::General_options): Initialize wrap_symbols_.
2473 * symtab.cc (Symbol_table::wrap_symbol): New function.
2474 (Symbol_table::add_from_object): Handle --wrap.
2475 * symtab.h (class Symbol_table): Declare wrap_symbol.
2476 * target.h (Target::wrap_char): New function.
2477 (Target::Target_info): Add wrap_char field.
2478 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2479 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2480 * testsuite/testfile.cc (Target_test::test_target_info):
2481 Likewise.
2482
789aa6de
ILT		 2483 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2484 there is one.
2485
2c38906f
ILT		 2486 * layout.h (class Layout): Add added_eh_frame_data_ field.
2487 * layout.cc (Layout::Layout): Initialize new field.
2488 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2489 output section until we find a section we merged successfully.
2490 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2491 that the size be non-zero.
2492
780e49c5
ILT		 2493 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2494 qualifier.
2495
7fcd0256
ILT		 24962008-04-08 Craig Silverstein <csilvers@google.com>
2497
2498 * configure.ac: Export new conditional variable HAVE_ZLIB.
2499 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2500 on HAVE_ZLIB.
2501 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2502 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2503
6835af53
ILT		 25042008-04-07 Ian Lance Taylor <iant@google.com>
2505
e24f324c
ILT		 2506 * version.cc (version_string): Set to "1.5".
2507
a036edd8
ILT		 2508 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2509 Add issued_non_pic_error_ field. Declare check_non_pic.
2510 (Target_x86_64::Scan::check_non_pic): New function.
2511 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2512 (Target_x86_64::Scan::global): Likewise.
2513
624f8810
ILT		 2514 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2515 addend parameter. Change caller. Handle merge sections.
2516 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2517 Address to Addend. Don't add in the result of
2518 local_section_offset, pass down the addend and use the returned
2519 value.
2520 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2521 Update declarations of local_section_offset and symbol_value.
2522 * testsuite/two_file_test_1.cc (t18): New function.
2523 * testsuite/two_file_test_2.cc (f18): New function.
2524 * testsuite/two_file_test_main.cc (main): Call t18.
2525 * testsuite/two_file_test.h (t18, f18): Declare.
2526
6835af53
ILT		 2527 * configure.ac: Don't test for objdump, c++filt, or readelf.
2528 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2529 conditionals.
2530 (TEST_READELF): New variable.
2531 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2532 (check_PROGRAMS): Add two_file_strip_test.
2533 (two_file_strip_test): New target.
2534 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2535 (two_file_same_shared_strip_test_SOURCES): New variable.
2536 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2537 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2538 (two_file_same_shared_strip_test_LDADD): New variable.
2539 (two_file_shared_strip.so): New target.
2540 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2541 (ver_test_5.syms, ver_test_7.syms): Likewise.
2542 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2543 (strip_test_3.stdout): Use TEST_OBJDUMP.
2544 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2545
86925eef
CC		 25462008-04-04 Cary Coutant <ccoutant@google.com>
2547
2548 * symtab.h (Symbol::is_weak_undefined): New function.
2549 (Symbol::is_strong_undefined): New function.
2550 (Symbol::is_absolute): New function.
2551 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2552 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2553 absolute symbols.
2554 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2555 (weak_undef_test): New target.
2556 * testsuite/Makefile.in: Rebuild.
2557 * testsuite/weak_undef_file1.cc: New file.
2558 * testsuite/weak_undef_file2.cc: New file.
2559 * testsuite/weak_undef_test.cc: New file.
2560
126f3ece
ILT		 25612008-04-03 Craig Silverstein <csilvers@google.com>
2562
2563 * compressed_output.h (class Output_compressed_section): Use
2564 unsigned buffer.
2565 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2566 add zlib header.
2567 (zlib_compressed_suffix): Removed.
2568 (Output_compressed_section::set_final_data_size): Use unsigned
2569 buffers.
2570 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2571 Fix linker invocation.
2572 (flagstest_o_specialfile_and_compress_debug_sections):
2573 Likewise.
2574 * testsuite/Makefile.in: Regenerated.
2575
deae2a14
DM		 25762008-04-02 David S. Miller <davem@davemloft.net>
2577
2578 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2579 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2580
70752818
ILT		 25812008-04-02 Craig Silverstein <csilvers@google.com>
2582
2583 * TODO: New file.
2584
39d0cb0e
ILT		 25852008-04-02 Ian Lance Taylor <iant@google.com>
2586
2587 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2588 parameters. Update for new key type to views_. Change all
2589 callers.
2590 (File_read::read): Adjust for byteshift in returned view.
2591 (File_read::add_view): New function, broken out of
2592 find_and_make_view.
2593 (File_read::make_view): New function, broken out of
2594 find_and_make_view.
2595 (File_read::find_or_make_view): Add offset and aligned
2596 parameters. Rewrite accordingly. Change all callers.
2597 (File_read::get_view): Add offset and aligned parameters. Adjust
2598 for byteshift in return value.
2599 (File_read::get_lasting_view): Likewise.
2600 * fileread.h (class File_read): Update declarations.
2601 (class File_read::View): Add byteshift_ field. Add byteshift to
2602 constructor. Add byteshift method.
2603 * archive.h (Archive::clear_uncached_views): New function.
2604 (Archive::get_view): Add aligned parameter. Change all callers.
2605 * object.h (Object::get_view): Add aligned parameter. Change all
2606 callers.
2607 (Object::get_lasting_view): Likewise.
2608
2609 * fileread.cc (File_read::release): Don't call clear_views if
2610 there are multiple objects.
2611 * fileread.h (File_read::clear_uncached_views): New function.
2612 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2613 on the archive.
2614
a1207466
CC		 26152008-03-31 Cary Coutant <ccoutant@google.com>
2616
2617 Add thin archive support.
2618 * archive.cc (Archive::armagt): New const.
2619 (Archive::setup): Remove task parameter and calls to unlock.
2620 (Archive::unlock_nested_archives): New function.
2621 (Archive::read_header): Add nested_off parameter. Change
2622 all callers.
2623 (Archive::interpret_header): Likewise.
2624 (Archive::include_all_members): Change to handle thin
2625 archives.
2626 (Archive::include_member): Likewise.
2627 * archive.h (Archive::Archive): Add new parameters and
2628 initializers.
2629 (Archive::armagt): New const.
2630 (Archive::setup): Remove task parameter.
2631 (Archive::unlock_nested_archives): New function.
2632 (Archive::read_header): Add nested_off parameter.
2633 (Archive::interpret_header): Likewise.
2634 (Archive::Nested_archive_table): New typedef.
2635 (Archive::is_thin_archive_): New field.
2636 (Archive::nested_archives_): New field.
2637 (Archive::options_): New field.
2638 (Archive::dirpath_): New field.
2639 (Archive::task_): New field.
2640 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2641 for thin archives. Pass additional parameters to
2642 Archive::Archive. Unlock the archive file after calling
2643 Archive::setup.
cd536b21 2644
479f6503
ILT		 26452008-03-29 Ian Lance Taylor <iant@google.com>
2646
686c8caf
ILT		 2647 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2648 version symbol to be local.
2649 * testsuite/ver_test_4.sh: New file.
2650 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2651 (check_DATA): Add ver_test_4.syms.
2652 (ver_test_4.syms): New target.
2653 * testsuite/Makefile.in: Rebuild.
2654
ab794b6b
ILT		 2655 * output.cc
2656 (Output_section::Input_section_sort_entry::has_priority): New
2657 function.
2658 (Output_section::Input_section_sort_entry::match_file_name): New
2659 function.
2660 (Output_section::Input_section_sort_entry::match_section_name):
2661 Remove.
2662 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2663 Remove.
2664 (Output_section::Input_section_sort_entry::match_section_file):
2665 Remove.
2666 (Output_section::Input_section_sort_compare::operator()): Rewrite
2667 using new Input_section_sort_entry functions. Sort crtbegin and
2668 crtend first. Sort sections with no priority before sections with
2669 a priority.
2670 * testsuite/initpri1.c (d3): Check j != 4.
2671 (cd5): New constructor/destructor function.
2672 (main): Check j != 2.
2673
479f6503
ILT		 2674 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2675 new symbol when resolving, don't call set_is_default.
2676 * testsuite/ver_test_7.cc: New file.
2677 * testsuite/ver_test_7.sh: New file.
2678 * testsuite/Makefile.am (ver_test_7.so): New target.
2679 (ver_test_7.o): New target.
2680 (check_SCRIPTS): Add ver_test_7.sh.
2681 (check_DATA): Add ver_test_7.syms.
2682 (ver_test_7.syms): New target.
2683
2fd32231
ILT		 26842008-03-28 Ian Lance Taylor <iant@google.com>
2685
2686 * layout.cc (Layout::layout): If we see an input section with a
2687 name that needs sorting, set the must_sort flag for the output
2688 section.
2689 (Layout::make_output_section): If the name of the output section
2690 indicates that it might require sorting, set the may_sort flag.
2691 * output.h (Output_section::may_sort_attached_input_sections): New
2692 function.
2693 (Output_section::set_may_sort_attached_input_sections): New
2694 function.
2695 (Output_section::must_sort_attached_input_sections): New
2696 function.
2697 (Output_section::set_must_sort_attached_input_sections): New
2698 function.
2699 (class Output_section): Declare Input_section_sort_entry. Define
2700 Input_section_sort_compare. Declare
2701 sort_attached_input_sections. Add new fields:
2702 may_sort_attached_input_sections_,
2703 must_sort_attached_input_sections_,
2704 attached_input_sections_are_sorted_.
2705 * output.cc (Output_section::Output_section): Initialize new
2706 fields.
2707 (Output_section::add_input_section): Add an entry to
2708 input_sections_ if may_sort or must_sort are true.
2709 (Output_section::set_final_data_size): Call
2710 sort_attached_input_sections if necessary.
2711 (Output_section::Input_section_sort_entry): Define new class.
2712 (Output_section::Input_section_sort_compare::operator()): New
2713 function.
2714 (Output_section::sort_attached_input_sections): New function.
2715 * configure.ac: Check whether the compiler supports constructor
2716 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2717 * testsuite/initpri1.c: New file.
2718 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2719 CONSTRUCTOR_PRIORITY.
2720 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2721 (initpri1_LDFLAGS): New variable.
2722 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2723
18e6b24e
ILT		 27242008-03-27 Ian Lance Taylor <iant@google.com>
2725
49bdd526
ILT		 2726 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2727 * testsuite/common_test_1.c: New file.
2728 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2729 (common_test_1_SOURCES): New variable.
2730 (common_test_1_DEPENDENCIES): New variable.
2731 (common_test_1_LDFLAGS): New variable.
2732
18e6b24e
ILT		 2733 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2734 and commons_ correctly when NAME/VERSION does not override
2735 NAME/NULL.
2736 * testsuite/ver_test_6.c: New file.
2737 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2738 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2739 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2740
04bf7072
ILT		 27412008-03-26 Ian Lance Taylor <iant@google.com>
2742
5871526f
ILT		 2743 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2744 of an undefined symbol from a version script.
2745 * testsuite/Makefile.am (ver_test_5.so): New target.
2746 (ver_test_5.o): New target.
2747 (check_SCRIPTS): Add ver_test_5.sh.
2748 (check_DATA): Add ver_test_5.syms.
2749 (ver_test_5.syms): New target.
2750 * testsuite/ver_test_5.cc: New file.
2751 * testsuite/ver_test_5.script: New file.
2752 * testsuite/ver_test_5.sh: New file.
2753 * Makefile.in, testsuite/Makefile.in: Rebuild.
2754
04bf7072
ILT		 2755 PR gold/5986
2756 Fix problems building gold with gcc 4.3.0.
2757 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2758 (gold_error_at_location, gold_warning_at_location): Use it.
2759 * configure.ac: Check whether we can compile and use a template
2760 function with a printf attribute.
2761 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2762 when jumping over bytes.
2763 * object.cc: Instantiate Object::read_section_data.
2764 * debug.h: Include <cstring>
2765 * dwarf_reader.cc: Include <algorithm>
2766 * main.cc: Include <cstring>.
2767 * options.cc: Include <cstring>.
2768 * output.cc: Include <cstring>.
2769 * script.cc: Include <cstring>.
2770 * script.h: Include <string>.
2771 * symtab.cc: Include <cstring> and <algorithm>.
2772 * target-select.cc: Include <cstring>.
2773 * version.cc: Include <string>.
2774 * testsuite/testmain.cc: Include <cstdlib>.
2775 * configure, config.in: Rebuild.
2776
874c5b28
ILT		 27772008-03-25 Ian Lance Taylor <iant@google.com>
2778
819d6c3a
ILT		 2779 * options.cc: Include "../bfd/bfdver.h".
2780 (options::help): Print bug reporting address.
2781
f4b2c6f5
ILT		 2782 * version.cc (print_version): Adjust output for current value of
2783 BFD_VERSION_STRING.
2784
2785 * NEWS: New file.
2786
e96caa79
ILT		 2787 * options.cc (options::help): Print list of supported targets.
2788 * target-select.h: Include <vector>.
2789 (class Target_selector): Make machine_, size_, and is_big_endian_
2790 fields const. Add bfd_name_ and instantiated_target_ fields.
2791 (Target_selector::Target_selector): Add bfd_name parameter.
2792 (Target_selector::recognize): Make non-virtual, call
2793 do_recognize.
2794 (Target_selector::recognize_by_name): Make non-virtual, call
2795 do_recognize_by_name.
2796 (Target_selector::supported_names): New function.
2797 (Target_selector::bfd_name): New function.
2798 (Target_selector::do_instantiate_target): New pure virtual
2799 function.
2800 (Target_selector::do_recognize): New virtual function.
2801 (Target_selector::do_recognize_by_name): New virtual function.
2802 (Target_selector::instantiate_target): New private function.
2803 (supported_target_names): Declare.
2804 * target-select.cc (Target_selector::Target_selector): Update for
2805 new parameter and fields.
2806 (select_target_by_name): Check that the name matches before
2807 calling recognize_by_name.
2808 (supported_target_names): New function.
2809 * i386.cc (class Target_selector_i386): Update Target_selector
2810 constructor call. Remove recognize and recognize_by_name. Add
2811 do_instantiate_target.
2812 * x86_64.cc (class Target_selector_x86_64): Likewise.
2813 * testsuite/testfile.cc (class Target_selector_test): Update for
2814 changes to Target_selector.
2815
874c5b28
ILT		 2816 * README: Rewrite, with some notes on unsupported features.
2817
0a65a3a7
CC		 28182008-03-24 Cary Coutant <ccoutant@google.com>
2819
2820 * i386.cc (Target_i386::Got_type): New enum declaration.
2821 (Target_i386::Scan::local): Updated callers of Output_data_got
2822 member functions.
2823 (Target_i386::Scan::global): Likewise.
2824 (Target_i386::Relocate::relocate): Likewise.
2825 (Target_i386::Relocate::relocate_tls): Likewise.
2826 * object.h (Got_offset_list): New class.
2827 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2828 (Sized_relobj::local_got_offset): Likewise.
2829 (Sized_relobj::set_local_got_offset): Likewise.
2830 (Sized_relobj::local_has_tls_got_offset): Removed.
2831 (Sized_relobj::local_tls_got_offset): Removed.
2832 (Sized_relobj::set_local_tls_got_offset): Removed.
2833 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2834 * output.cc (Output_data_got::add_global): Added got_type parameter.
2835 (Output_data_got::add_global_with_rel): Likewise.
2836 (Output_data_got::add_global_with_rela): Likewise.
2837 (Output_data_got::add_global_pair_with_rel): New function.
2838 (Output_data_got::add_global_pair_with_rela): New function.
2839 (Output_data_got::add_local): Added got_type parameter.
2840 (Output_data_got::add_local_with_rel): Likewise.
2841 (Output_data_got::add_local_with_rela): Likewise.
2842 (Output_data_got::add_local_pair_with_rel): New function.
2843 (Output_data_got::add_local_pair_with_rela): New function.
2844 (Output_data_got::add_global_tls): Removed.
2845 (Output_data_got::add_global_tls_with_rel): Removed.
2846 (Output_data_got::add_global_tls_with_rela): Removed.
2847 (Output_data_got::add_local_tls): Removed.
2848 (Output_data_got::add_local_tls_with_rel): Removed.
2849 (Output_data_got::add_local_tls_with_rela): Removed.
2850 * output.h (Output_data_got::add_global): Added got_type parameter.
2851 (Output_data_got::add_global_with_rel): Likewise.
2852 (Output_data_got::add_global_with_rela): Likewise.
2853 (Output_data_got::add_global_pair_with_rel): New function.
2854 (Output_data_got::add_global_pair_with_rela): New function.
2855 (Output_data_got::add_local): Added got_type parameter.
2856 (Output_data_got::add_local_with_rel): Likewise.
2857 (Output_data_got::add_local_with_rela): Likewise.
2858 (Output_data_got::add_local_pair_with_rel): New function.
2859 (Output_data_got::add_local_pair_with_rela): New function.
2860 (Output_data_got::add_global_tls): Removed.
2861 (Output_data_got::add_global_tls_with_rel): Removed.
2862 (Output_data_got::add_global_tls_with_rela): Removed.
2863 (Output_data_got::add_local_tls): Removed.
2864 (Output_data_got::add_local_tls_with_rel): Removed.
2865 (Output_data_got::add_local_tls_with_rela): Removed.
2866 * resolve.cc (Symbol::override_base_with_special): Removed
2867 reference to has_got_offset_ field.
2868 * symtab.cc (Symbol::init_fields): Replaced initialization
2869 of got_offset_ with got_offsets_. Removed initialization
2870 of has_got_offset_
53fcba31 2871 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2872 (Symbol::got_offset): Likewise.
2873 (Symbol::set_got_offset): Likewise.
2874 (Symbol::has_tls_got_offset): Removed.
2875 (Symbol::tls_got_offset): Removed.
2876 (Symbol::set_tls_got_offset): Removed.
2877 (Symbol::got_offset_): Removed.
2878 (Symbol::tls_mod_got_offset_): Removed.
2879 (Symbol::tls_pair_got_offset_): Removed.
2880 (Symbol::got_offsets_): New field.
2881 (Symbol::has_got_offset): Removed.
2882 (Symbol::has_tls_mod_got_offset): Removed.
2883 (Symbol::has_tls_pair_got_offset): Removed.
2884 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2885 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2886 member functions.
2887 (Target_x86_64::Scan::global): Likewise.
2888 (Target_x86_64::Relocate::relocate): Likewise.
2889 (Target_x86_64::Relocate::relocate_tls): Likewise.
2890
bd52eafb
BE		 28912008-03-25 Ben Elliston <bje@au.ibm.com>
2892
2893 * yyscript.y: Fix spelling error in comment.
2894
8b105e34
ILT		 28952008-03-24 Ian Lance Taylor <iant@google.com>
2896
8ed814a9
ILT		 2897 * options.h (class General_options): Define build_id option.
2898 * layout.h (class Layout): Declare write_build_id, create_note,
2899 create_build_id. Add build_id_note_ member.
2900 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2901 "libiberty.h", "md5.h", "sha1.h".
2902 (Layout::Layout): Initialize eh_frame_data_,
2903 eh_frame_hdr_section_, and build_id_note_.
2904 (Layout::finalize): Call create_build_id.
2905 (Layout::create_note): New function, broken out of
2906 Layout::create_gold_note.
2907 (Layout::create_gold_note): Call create_note.
2908 (Layout::create_build_id): New function.
2909 (Layout::write_build_id): New function.
2910 (Close_task_runner::run): Call write_build_id.
2911
8b105e34
ILT		 2912 * x86_64.cc: Correct license to GPLv3.
2913
086a1841
ILT		 29142008-03-23 Ian Lance Taylor <iant@google.com>
2915
2916 * options.cc: Include "demangle.h".
2917 (parse_optional_string): New function.
2918 (parse_long_option): Handle takes_optional_argument.
2919 (parse_short_option): Update dash_z initializer. Handle
2920 takes_optional_argument.
2921 (General_options::General_options): Initialize do_demangle_.
2922 (General_options::finalize): Set do_demangle_. Handle demangling
2923 style.
2924 * options.h (parse_optional_string): Declare.
2925 (struct One_option): Add optional_arg field. Update constructor.
2926 Update call constructor calls. Add takes_optional_argument
2927 function.
2928 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2929 (DEFINE_optional_string): Define.
2930 (General_options::demangle): Change from DEFINE_bool to
2931 DEFINE_optional_string.
2932 (General_options::no_demangle): New function.
2933 (General_options::do_demangle): New function.
2934 (General_options::set_do_demangle): New function.
2935 (General_options::execstack_status_): Move definition to end of
2936 class definition.
2937 (General_options::static_): Likewise.
2938 (General_options::do_demangle_): New field.
2939 * object.cc (big_endian>::get_symbol_location_info): Call
2940 Options::do_demangle, not Options::demangle.
2941 * symtab.cc (demangle): Likewise.
2942
cbb93e63
ILT		 29432008-03-22 Ian Lance Taylor <iant@google.com>
2944
2945 * gold.h: Include <cstddef> and <sys/types.h>
2946 * options.h: Include <cstring>.
2947
ec531623
ILT		 29482008-03-21 Ian Lance Taylor <iant@google.com>
2949
2950 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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