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PR 10980
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
6eda8c29
ILT		 12010-01-06 Ian Lance Taylor <iant@google.com>
2
b9674e17
ILT		 3 PR 10980
4 * options.h (class General_options): Add --warn-shared-textrel.
5 * layout.cc (Layout::finish_dynamic_section): Implement
6 --warn-shared-textrel.
7
6eda8c29
ILT		 8 PR 10980
9 * options.h (class General_options): Add --warn-multiple-gp.
10
32dcd44e
ILT		 112010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12
13 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
14 $(THREADSLIB) and $(LIBDL).
15 * Makefile.in: Rebuild.
16
a192ba05
ILT		 172010-01-06 Ian Lance Taylor <iant@google.com>
18
19 PR 10980
20 * options.cc (General_options::parse_section_start): New function.
21 (General_options::section_start): New function.
22 (General_options::General_options): Initialize all members.
23 * options.h: Include <map>
24 (class General_options): Add --section-start. Add section_starts_
25 member.
26 * layout.cc (Layout::attach_allocated_section_to_segment): If
27 --section-start was used, set the address of the segment. Remove
28 local sort_sections.
29 (Layout::relaxation_loop_body): If the address of the load segment
30 has been set by --section-start, don't use it.
31 * output.h (Output_segment::update_flags_for_output_section): New
32 function.
33 * output.cc (Output_segment::add_output_section): Call
34 update_flags_for_output_section.
35
dde3f402
ILT		 362010-01-05 Ian Lance Taylor <iant@google.com>
37
62dfdd4d
ILT		 38 PR 10980
39 * options.h (class General_options): Add --undefined-version.
40 * script.cc (struct Version_expression): Add was_matched_by_symbol
41 field.
42 (Version_script_info::matched_symbol): New function.
43 (Version_script_info::get_symbol_version_helper): Call
44 matched_symbol.
45 (Version_script_info::check_unmatched_names): New function.
46 * script.h (class Version_script_info): Update declarations.
47 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
48
9c4ae156
ILT		 49 * options.h (class General_options): Use DEFINE_bool_alias for
50 allow_multiple_definition.
51 * resolve.cc (Symbol_table::should_override): Don't test
52 allow_multiple_definition.
53
dde3f402
ILT		 54 PR 10980
55 * options.h (class General_options): Add --cref.
56 * main.cc (main): Print cref table if --cref. Don't close mapfile
57 until after printing cref table.
58 * cref.cc: Include "symtab.h".
59 (class Cref_inputs): Define Cref_table_compare and Cref_table.
60 (Cref_table_compare::operator()): New function.
61 (Cref_inputs::gather_cref): New function.
62 (filecol): New static const.
63 (Cref_inputs::print_cref): New function.
64 (Cref::print_cref): New function.
65 * cref.h: Include <cstdio>.
66 (class Cref): Update declarations.
67 * mapfile.h (Mapfile::file): New function.
68 * object.h (class Object): Define Symbols. Declare virtual
69 do_get_global_symbols.
70 (Object::get_global_symbols): New function.
71 * object.cc (Input_objects::add_object): Pass object to cref_ if
72 --cref.
73 (Input_objects::archive_start): Likewise.
74 (Input_objects::archive_stop): Likewise.
75 (Input_objects::print_cref): New function.
76 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
77 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
78 --cref.
79 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
80 function.
81 * plugin.h (class Sized_pluginobj): Update declarations.
82
8781f709
ILT		 832010-01-05 Ian Lance Taylor <iant@google.com>
84
85 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
86 to is_default_version. Rename insdef to insdefault.
87 (Symbol_table::add_from_relobj): Rename def to is_default_version
88 and local to is_forced_local.
89 (Symbol_table::add_from_pluginobj): Likewise.
90 (Symbol_table::add_from_dynobj): Likewise.
91 (Symbol_table::define_special_symbol): Rename insdef to
92 insdefault.
93
fe35d28d
ILT		 942010-01-04 Ian Lance Taylor <iant@google.com>
95
30bc8c46
ILT		 96 PR 10980
97 * options.h (class General_options): Add
98 --allow-multiple-definition and -z muldefs.
99 * resolve.cc (Symbol_table::should_override): Don't warn about a
100 multiple symbol definition if --allow-multiple-definition or -z
101 muldefs.
102
7eaea549
ILT		 103 PR 10980
104 * options.h (class General_options): Add --add-needed and
105 --copy-dt-needed-entries. Tweak --as-needed help entry.
106 * object.cc (Input_objects::check_dynamic_dependencies): Give an
107 error if --copy-dt-needed-entries aka --add-needed is used and
108 would cause a change in behaviour.
109
fe35d28d
ILT		 110 PR 10980
111 * options.h (class General_options): Add -G as a short version of
112 --shared. Add no-op options -assert, -g, and -i.
113
55a2bb35
ST		 1142010-01-04 Sriraman Tallam <tmsriram@google.com>
115
116 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
117 check for .text or .gnu.linkonce.t sections.
118 * icf.cc (Icf::find_identical_sections): Ditto.
119 Change the detection for mangled function name within the section
120 name.
121 * icf.h (is_section_foldable_candidate): New function.
122
719328e1
ILT		 1232009-12-30 Ian Lance Taylor <iant@google.com>
124
125 PR 10980
126 * options.h (class General_options): Permit two dashes with
127 --retain-symbols-file.
128
d7bb5745
ILT		 1292009-12-30 Ian Lance Taylor <iant@google.com>
130
403a15dd
ILT		 131 PR 10979
132 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
133 don't put the file header and segment headers in the text
134 segment.
135
eda294df
ILT		 136 PR 10979
137 * common.cc (Sort_commons::operator()): Stabilize sort when both
138 entries are NULL.
139 (Symbol_table::do_allocate_commons_list): When allocating common
140 symbols, skip a symbol which is no longer common.
141 * symtab.h (Symbol::is_common): Test whether the symbol comes from
142 an object before checking its type.
143 * testsuite/common_test_2.c: New file.
144 * testsuite/common_test_3.c: New file.
145 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
146 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
147 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
148 (common_test_2_pic.o, common_test_2.so): New targets.
149 (common_test_3_pic.o, common_test_3.so): New targets.
150 * testsuite/Makefile.in: Rebuild.
151
d7bb5745
ILT		 152 PR 10979
153 * script.cc (read_input_script): If we see a new SECTIONS clause,
154 and we have added an input section, give an error.
155 * layout.h (class Layout): Add have_added_input_section function.
156 Add have_added_input_section_ field.
157 * layout.cc (Layout::Layout): Initialize
158 have_added_input_section_.
159 (Layout::layout): Set have_added_input_section_.
160 (Layout::layout_eh_frame): Likewise.
161
fc59c572
ILT		 1622009-12-30 Ian Lance Taylor <iant@google.com>
163
164 PR 10931
165 * options.h (class General_options): Add --sort-common option.
166 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
167 * common.cc (Sort_common): Add sort_order parameter to
168 constructor. Add sort_order_ field.
169 (Sort_commons::operator): Check sort_order_.
170 (Symbol_table::allocate_commons): Determine the sort order.
171 (Symbol_table::do_allocate_commons): Add sort_order parameter.
172 Change all callers.
173 (Symbol_table::do_allocate_commons_list): Likewise.
174
1c74fab0
ILT		 1752009-12-30 Ian Lance Taylor <iant@google.com>
176
177 PR 10916
178 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
179 symbols from this object, don't change the visibility of an
180 undefined symbol.
181 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
182
6affe781
ILT		 1832009-12-30 Ian Lance Taylor <iant@google.com>
184
185 PR 10861
186 * script.h (class Version_script_info): Define Language enum.
187 Update declarations. Define Glob, Exact, and Lookup types. Add
188 new fields globals_, locals_, and is_finalized_.
189 * script.cc: Various formatting fixes.
190 (class Parser_closure): Change language_stack_ from a vector of
191 std::string to one of Version_script_info::Language. Adjust all
192 uses accordingly.
193 (class Lazy_demangler): Remove.
194 (struct Version_expression): Change language from std::string to
195 Version_script_info::Language.
196 (Version_script_info::Version_script_info): New function.
197 (Version_script_info::~Version_script_info): Don't call clear.
198 (Version_script_info::finalize): New function.
199 (Version_script_info::build_lookup_tables): New function.
200 (Version_script_info::build_expression_list_lookup): New
201 function.
202 (Version_script_info::get_symbol_version_helper): Rewrite to use
203 lookup tables.
204 (Version_script_info::print_expression_list): Adjust to use
205 Version_script_info::Language.
206 (script_push_lex_into_version_mode): Check that the version script
207 has not been finalized.
208 (version_script_push_lang): Change language string to
209 Version_script_info::Language.
210 * options.cc (Command_line::version_script): New function.
211 * options.h (class General_options): Add finalize_dynamic_list
212 function. Change version_script from declaration to definition.
213 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
214 * testsuite/version_script.map: Remove duplicate def of foo.
215 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
216 version_script.map.
217 * testsuite/Makefile.in: Rebuild.
218
818bf354
ILT		 2192009-12-30 Ian Lance Taylor <iant@google.com>
220
221 PR 10843
222 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
223 if the input symbol index is 0, make the output symbol index 0.
224
ebcc8304
ILT		 2252009-12-30 Ian Lance Taylor <iant@google.com>
226
227 PR 10670
228 * options.h (class General_options): Add -x/--discard-all.
229 * object.cc (Sized_relobj::do_count_local_symbols): Handle
230 --discard-all. If the local symbol needs a dynamic entry, check
231 that before handling --discard-locals.
232
176fe33f
ILT		 2332009-12-30 Ian Lance Taylor <iant@google.com>
234
bb321bb1
ILT		 235 PR 10450
236 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
237 flags to PF_R.
238 (Output_segment::add_output_section): Don't change the flags if
239 the type is PT_TLS.
240
176fe33f
ILT		 241 PR 10450
242 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
243 GNU hash table if they need a dynamic value. Otherwise, don't add
244 them if they are defined in a dynamic object or are forced local.
245
e8cd95c7
ILT		 2462009-12-29 Ian Lance Taylor <iant@google.com>
247
1b81fb71
ILT		 248 PR 10450
249 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
250 .gnu.hash table for a 32-bit target.
251
8d6d383d
ILT		 252 PR 10450
253 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
254 regular and a dynamic object only needs a dynamic symbol table
255 entry if it is externally visible.
256
e785ec03
ILT		 257 PR 10450
258 * i386.cc (class Target_i386): Initialize global_offset_table_ in
259 constructor. Add global_offset_table_ field.
260 (Target_i386::got_section): Set global_offset_table_.
261 (Target_i386::do_finalize_sections): Set global_offset_table_
262 size.
263 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
264 in constructor. Add global_offset_table_ field.
265 (Target_x86_64::got_section): Set global_offset_table_.
266 (Target_x86_64::do_finalize_sections): Set global_offset_table_
267 size.
268
1a2dff53
ILT		 269 * layout.cc (Layout::Layout): Initialize increase_relro_.
270 (Layout::get_output_section): Add is_relro, is_last_relro, and
271 is_first_non_relro parameters. Change all callers.
272 (Layout::choose_output_section): Likewise.
273 (Layout::add_output_section_data): Likewise.
274 (Layout::make_output_section): Likewise.
275 (Layout::set_segment_offsets): Clear increase_relro when using a
276 linker script.
277 * layout.h (class Layout): Add increase_relro method. Add
278 increase_relro_ field. Update declarations.
279 * output.cc (Output_section::Output_section): Initialize
280 is_last_relro_ and is_first_non_relro_.
281 (Output_segment::add_output_section): Group relro sections is
282 do_sort is true. Handle is_last_relro and is_first_non_relro.
283 (Output_segment::maximum_alignment): Remove relro handling.
284 (Output_segment::set_section_addresses): Add increase_relro
285 parameter. Change all callers. Add initial alignment to align
286 relro sections on separate page. Remove old relro handling.
287 (Output_segment::set_section_list_addresses): Remove in_relro
288 parameter. Change all callers.
289 (Output_segment::set_offset): Add increase parameter. Change all
290 callers. Remove old relro handling.
291 * output.h (class Output_section): Add new methods: is_last_relro,
292 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
293 Add is_last_relro_ and is_first_non_relro_ fields.
294 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
295 Create separate .got.plt section. Call increase_relro.
296 * x86_64.cc (Target_x86_64::got_section): Likewise.
297 * testsuite/relro_script_test.t: Add .got.plt.
298
f0ba79e2
ILT		 299 PR 10450
300 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
301 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
302 (Layout::finalize): Call set_dynamic_symbol_size.
303 (Layout::set_dynamic_symbol_size): New function.
304 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
305 set_dynamic_symbol_size.
306
e8cd95c7
ILT		 307 PR 10450
308 * output.h (class Output_section): Add is_entsize_zero_ field.
309 * output.cc (Output_section::Output_section): Initialize
310 is_entsize_zero_.
311 (Output_section::set_entsize): If two different entsizes are
312 requested, force it to zero.
313 (Output_section::add_input_section): Set flags for .debug_str
314 before updating section flags. Set entsize.
315 (Output_section::update_flags_for_input_section): Set SHF_MERGE
316 and SHF_STRING if all input sections have those flags.
317
3e1b9a8a
RÁE		 3182009-12-29 Rafael Espindola <espindola@google.com>
319
320 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 321 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
322 reporting.
3e1b9a8a 323
3dcad376
ST		 3242009-12-29 Sriraman Tallam <tmsriram@google.com>
325
326 * options.cc (General_options::parse_version): Allow -v to exit
327 without an error if there is nothing to link.
328
084e2665
ILT		 3292009-12-29 Ian Lance Taylor <iant@google.com>
330
331 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
332 using a version of gcc before 4.1.
333 * configure: Rebuild.
334
250acde3
CD		 3352009-12-28 Chris Demetriou <cgd@google.com>
336
337 * attributes.cc (Output_attributes_section_data::do_write): Use
338 std::vector::front rather than std::vector::data.
339
99fff23b
ILT		 3402009-12-28 Ian Lance Taylor <iant@google.com>
341
342 * symtab.h (class Symbol_table): Add enum Defined.
343 * resolve.cc (Symbol_table::should_override): Add defined
344 parameter. Change all callers. Test whether object is NULL
345 before calling a method on it.
346 (Symbol_table::report_resolve_problem): Add defined parameter.
347 Change all callers.
348 (Symbol_table::should_override_with_special): Likewise.
349 * symtab.cc (Symbol_table::define_in_output_data): Add defined
350 parameter. Change all callers.
351 (Symbol_table::do_define_in_output_data): Likewise.
352 (Symbol_table::define_in_output_segment): Likewise.
353 (Symbol_table::do_define_in_output_segment): Likewise.
354 (Symbol_table::define_as_constant): Likewise.
355 (Symbol_table::do_define_as_constant): Likewise.
356 * script.h (class Symbol_assignment): Add is_defsym parameter to
357 constructor; change all callers.
358 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
359 parameter. Change all callers. Add is_defsym_ field.
360 (class Parser_closure): Add parsing_defsym parameter to
361 constructor; change all callers. Add parsing_defsym accessor
362 function. Add parsing_defsym_ field.
363
556bd683
ILT		 3642009-12-28 Ian Lance Taylor <iant@google.com>
365
366 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 367 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 368
1782c879
ILT		 3692009-12-23 Ian Lance Taylor <iant@google.com>
370
371 * i386.cc (Target_i386::do_calls_non_split): Recognize
372 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 373 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
374 -fsplit-stack prologue when using %r11.
1782c879 375
329ca2b1
ST		 3762009-12-21 Sriraman Tallam <tmsriram@google.com>
377
378 * options.cc (General_options::parse_version): Make -v continue and do
379 the link like GNU ld does.
380
d675ff46
RÁE		 3812009-12-17 Rafael Avila de Espindola <espindola@google.com>
382
383 * Makefile.am (CCFILES): Add timer.cc.
384 (HFILES): Add timer.h.
385 * configure.ac: Check for sysconf and times.
386 * main.cc: include timer.h.
387 (main): Use Timer instead of get_run_time.
388 * timer.cc: New.
389 * timer.h: New.
390 * workqueue.cc: include timer.h.
391 (Workqueue::find_and_run_task):
392 Report user, sys and wall time.
393 * Makefile.in: Regenerate.
394 * config.in: Regenerate.
395 * configure: Regenerate.
396
d6344fb5
DK		 3972009-12-16 Doug Kwan <dougkwan@google.com>
398
399 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
400 sections.
401 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
402 relaxed input sections.
403 * output.cc (Output_section::find_relaxed_input_section): Change
404 return type to Output_relaxed_input_section pointer. Adjust code
405 for new type of relaxed_input_section_map_.
406 * output.h (Output_section::find_relaxed_input_section): Change
407 return type to Output_relaxed_input_section pointer.
408 (Output_section::Output_relaxed_input_section_by_input_section_map):
409 New type.
410 (Output_section::relaxed_input_section_map_): Change type to
411 Output_section::Output_relaxed_input_section_by_input_section_map.
412 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
413 input section.
414
0e0d5469
ILT		 4152009-12-15 Ian Lance Taylor <iant@google.com>
416
417 * layout.cc (Layout::create_shstrtab): Only write out after input
418 sections if we are compressing debug sections.
419
0649a889
ILT		 4202009-12-15 Ian Lance Taylor <iant@google.com>
421
422 * archive.cc (Archive::add_symbols): Only look up a symbol without
423 a version if there is, in fact, a version.
424
2ea97941
ILT		 4252009-12-14 Ian Lance Taylor <iant@google.com>
426
427 Revert -Wshadow changes, all changes from:
428 2009-12-11 Doug Kwan <dougkwan@google.com>
429 2009-12-11 Nick Clifton <nickc@redhat.com>
430 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
431
b0eec2cc
DK		 4322009-12-11 Doug Kwan <dougkwan@google.com>
433
434 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
435 due to -Wshadow.
436 * attributes.cc (Object_attribute::size): Ditto.
437 (Attributes_section_data::size): Ditto.
438 (Attributes_section_data::Attributes_section_data): Ditto.
439 (Output_attributes_section_data::do_write): Ditto.
440 * attributes.h (Object_attribute::set_type): Ditto.
441 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
442
91d6fa6a
NC		 4432009-12-11 Nick Clifton <nickc@redhat.com>
444
445 * archive.cc: Fix shadowed variable warnings.
446 * arm.cc: Likewise.
447 * compressed_output.cc: Likewise.
448 * compressed_output.h: Likewise.
449 * configure: Likewise.
450 * dwarf_reader.cc: Likewise.
451 * dynobj.cc: Likewise.
452 * dynobj.h: Likewise.
453 * ehframe.cc: Likewise.
454 * ehframe.h: Likewise.
455 * errors.cc: Likewise.
456 * expression.cc: Likewise.
457 * fileread.cc: Likewise.
458 * fileread.h: Likewise.
459 * freebsd.h: Likewise.
460 * i386.cc: Likewise.
461 * icf.cc: Likewise.
462 * incremental.h: Likewise.
463 * layout.cc: Likewise.
464 * layout.h: Likewise.
465 * mapfile.cc: Likewise.
466 * merge.cc: Likewise.
467 * merge.h: Likewise.
468 * object.cc: Likewise.
469 * object.h: Likewise.
470 * options.h: Likewise.
471 * output.cc: Likewise.
472 * output.h: Likewise.
473 * parameters.cc: Likewise.
474 * plugin.cc: Likewise.
475 * powerpc.cc: Likewise.
476 * reduced_debug_output.cc: Likewise.
477 * reduced_debug_output.h: Likewise.
478 * reloc.cc: Likewise.
479 * reloc.h: Likewise.
480 * resolve.cc: Likewise.
481 * script-sections.cc: Likewise.
482 * script.cc: Likewise.
483 * script.h: Likewise.
484 * sparc.cc: Likewise.
485 * symtab.cc: Likewise.
486 * symtab.h: Likewise.
487 * target-select.cc: Likewise.
488 * target-select.h: Likewise.
489 * token.h: Likewise.
490 * workqueue.cc: Likewise.
491 * workqueue.h: Likewise.
492 * x86_64.cc: Likewise.
493
a0351a69
DK		 4942009-12-10 Doug Kwan <dougkwan@google.com>
495
496 * arm.cc (attributes.h): New include.
497 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
498 (Arm_relobj::~Arm_relobj): Delete object pointed by
499 attributes_section_data_.
500 (Arm_relobj::attributes_section_data): New method definition.
501 (Arm_relobj::attributes_section_data_): New data member declaration.
502 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
503 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
504 attributes_section_data_.
505 (Arm_dynobj::attributes_section_data): New method definition.
506 (Arm_dynobj::attributes_section_data_): New data member declaration.
507 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
508 initialization value of may_use_blx_ to false.
509 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
510 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
511 object attributes to compute results instead of hard-coding.
512 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
513 Target_arm::get_secondary_compatible_arch,
514 Target_arm::set_secondary_compatible_arch
515 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
516 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
517 New method declarations.
518 (Target_arm::get_aeabi_object_attribute): New method definition.
519 (Target_arm::attributes_section_data_): New data member declaration.
520 (read_arm_attributes_section): New template definition.
521 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
522 (Arm_dynobj::do_read_symbols): Ditto.
523 (Target_arm::do_finalize_sections): Merge attributes sections from
524 input. Check for BLX use after attributes section merging.
525 Fix __exidx_start and __exidx_end visibility. Create an
526 .ARM.attributes section if necessary.
527 (Target_arm::get_secondary_compatible_arch,
528 Target_arm::set_secondary_compatible_arch,
529 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
530 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
531 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
532 New method definitions.
533
b59befec
ILT		 5342009-12-09 Ian Lance Taylor <iant@google.com>
535
536 * plugin.cc (Plugin::load): Don't cast from void* to a function
537 pointer.
538
1276bc89
ILT		 5392009-12-09 Ian Lance Taylor <iant@google.com>
540
541 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
542 information fields.
543
2f2de248
L		 5442009-12-09 H.J. Lu <hongjiu.lu@intel.com>
545
546 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
547 Replace two_file_shared_1.so with two_file_shared_2.so.
548 * testsuite/Makefile.in: Regenerated.
549
4f787271
DK		 5502009-12-08 Doug Kwan <dougkwan@google.com>
551
552 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
553 (HFILES): Add attributes.h and int_encoding.h.
554 * Makefile.in: Regenerate.
555 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
556 function definitions to int_encoding.cc
557 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
558 prototypes to int_encoding.h
559 * reduced_debug_output.cc (int_encoding.h): New include.
560 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
561 function definitions to int_encoding.cc
562 (insert_into_vector, read_from_pointer): Move template definitions to
563 int_encoding.h
564 * attributes.cc: New file.
565 * attributes.h: New file.
566 * int_encoding.cc: New file.
567 * int_encoding.h: New file.
568
20b52f1a
RÁE		 5692009-12-07 Rafael Avila de Espindola <espindola@google.com>
570
571 PR gold/11055
572 * incremental-dump.cc (dump_incremental_inputs): New.
573 (main): Use dump_incremental_inputs.
574
53d7974c
L		 5752009-12-07 H.J. Lu <hongjiu.lu@intel.com>
576
577 PR gold/10893
578 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
579 checking elfcpp::STT_FUNC.
580 (Target_i386::Relocate::relocate): Likewise.
581 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
582
583 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
584 symbols from shared libraries into normal FUNC symbols.
585
586 * symtab.h (Symbol): Add is_func and use it.
587
05a352e6
DK		 5882009-12-05 Doug Kwan <dougkwan@google.com>
589
590 * arm.cc (Target_arm::arm_info): Initialize new fields
591 attributes_section and attributes_vendor.
592 * i386.cc (Target_i386::i386_info): Same.
593 * object.cc (Sized_relobj::do_layout): Skip attribute section.
594 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
595 fields attributes_section and attributes_vendor.
53d7974c 596 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 597 * target.h (Target::attributes_section, Target::attributes_vendor,
598 Target::is_attributes_section, Target::attribute_arg_type,
599 Target::attributes_order): New method definitions.
600 (Target::Target_info::attributes_section,
601 Target::Target_info::attributes_vendor): New fields.
602 (Target::do_attribute_arg_type, Target::do_attributes_order): New
603 virtual method definitions.
604 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
605 attributes_section and attributes_vendor.
606 * testsuite/testfile.cc (Target_test::test_target_info): Same.
607
f4e5969c
DK		 6082009-12-05 Doug Kwan <dougkwan@google.com>
609
610 * arm.cc: Update comments about interworking and stub generation.
611 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
612 considered as non-PIC.
613 (Arm_relocate_functions::base_abs): Fix formatting.
614 (Arm_relocate_functions::got_prel): Fix comment. Change interface
615 of function to use GOT entry address instead of offset.
616 (Target_arm::Scan::global): Issue an error if a symbol would need a
617 PLT does not get one because it is untyped. Remove code to create
618 dynamic symbols for relative branches.
619 (Target_arm::Relocate::relocate: Use 0 instead of false since function
620 takes unsigned integer instead of boolean.
621
1abce4a6
L		 6222009-12-05 H.J. Lu <hongjiu.lu@intel.com>
623
624 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
625 (two_file_test_LDADD): Likewise.
626 (common_test_1_LDADD): Likewise.
627 (exception_test_LDADD) Likewise.
628 (weak_test_LDADD): Likewise.
629 (many_sections_test_LDADD): Likewise.
630 (initpri1_LDADD): Likewise.
631 (script_test_1_LDADD): Likewise.
632 (script_test_2_LDADD): Likewise.
633 (justsyms_LDADD): Likewise.
634 (binary_test_LDADD): Likewise.
635 (large_LDADD): Likewise.
636 * testsuite/Makefile.in: Regenerated.
637
adcf2816 6382009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 639
adcf2816
L		 640 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
641 (Symbol_table::override_with_special): Likewise.
642 (Symbol_table::add_from_object): Likewise.
643
28e67f5d
RÁE		 6442009-12-04 Rafael Avila de Espindola <espindola@google.com>
645
646 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
647 Don't set the data_offset twice.
648
ae10a101
RÁE		 6492009-12-04 Rafael Avila de Espindola <espindola@google.com>
650
651 * testsuite/Makefile.in: Regenerate.
652
f59f41f3
DK		 6532009-12-03 Doug Kwan <dougkwan@google.com>
654
655 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
656 (Target_arm::do_finalize_sections): Add parameter for symbol table
657 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
658 * i386.cc (Target_i386::do_finalize_sections): Add an additional
659 parameter for symbol table pointer.
660 * layout.cc (Layout::finalize): Call Target::finalize_sections with
661 an additional parameter for a pointer to symbol table.
662 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
663 parameter for a symbol table pointer.
664 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
665 * target.h (Target::finalize_sections, Target::do_finalize_sections):
666 Ditto.
667 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
668 parameter for a symbol table pointer.
669
ca55d848
RÁE		 6702009-12-03 Rafael Avila de Espindola <espindola@google.com>
671
672 * incremental.cc (Incremental_inputs_header)
673 (Incremental_inputs_header_write, Incremental_inputs_entry)
674 (Incremental_inputs_entry_write): Move ...
675 * incremental.h (Incremental_inputs_header)
676 (Incremental_inputs_header_write, Incremental_inputs_entry)
677 (Incremental_inputs_entry_write): here.
678
3aec4f9c
RÁE		 6792009-12-02 Rafael Avila de Espindola <espindola@google.com>
680
681 * incremental.cc (make_sized_incremental_binary): Set the target.
682 Error if it is incompatible.
683 * output.h (Output_file): Add filename method.
684
9c0ae74d
RÁE		 6852009-12-02 Rafael Avila de Espindola <espindola@google.com>
686
687 * incremental.cc (Incremental_inputs_entry): Remove unused argument
688 from the get_* methods.
689
a45500ae
RÁE		 6902009-12-02 Rafael Avila de Espindola <espindola@google.com>
691
692 * incremental-dump.cc (main): Check that the offeset of a script is 0.
693 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
694 Write 0 for the data_offset of scripts.
695
325e6408
RÁE		 6962009-12-02 Rafael Avila de Espindola <espindola@google.com>
697
698 * testsuite/Makefile.am: Add the incremental_test.sh test.
699 * testsuite/incremental_test.sh: New.
700 * testsuite/incremental_test_1.c: New.
701 * testsuite/incremental_test_2.c: New.
702
954c3e2e
RÁE		 7032009-12-01 Rafael Avila de Espindola <espindola@google.com>
704
705 * incremental-dump.cc (main): Fix typos.
706
f8086623
RÁE		 7072009-11-27 Rafael Avila de Espindola <espindola@google.com>
708
709 PR gold/11025
710 * incremental-dump.cc (main): Use llu to print 64 bit values.
711
3b0dd6ac
L		 7122009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
713 H.J. Lu <hongjiu.lu@intel.com>
714
715 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
716 $(LIBDL).
717 (incremental_dump_LDADD): Likewise.
718 * Makefile.in: Regenerated.
719
a6d1ef57
DK		 7202009-11-25 Doug Kwan <dougkwan@google.com>
721
722 Revert:
723
724 2009-11-25 Doug Kwan <dougkwan@google.com>
725
726 * arm.cc (Target_arm::Target_arm): Move method definition
727 outside of class definition. Add code to handle
728 --target1-rel, --target1-abs and --target2= options.
729 (Target_arm::get_reloc_reloc_type): Change method to be
730 non-static and const.
731 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
732 New data member declaration.
733 (Target_arm::Scan::local, Target_arm::Scan::global,
734 Target_arm::Relocate::relocate,
735 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
736 Adjust call to Target_arm::get_real_reloc_type.
737 (Target_arm::get_real_reloc_type): Use command line options
738 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
739 * options.h (--target1-rel, --target1-abs, --target2): New
740 ARM-only options.
741
50aeb7d4
DK		 7422009-11-25 Doug Kwan <dougkwan@google.com>
743
744 * arm.cc (Target_arm::Target_arm): Move method definition outside of
745 class definition. Add code to handle --target1-rel, --target1-abs
746 and --target2= options.
747 (Target_arm::get_reloc_reloc_type): Change method to be non-static
748 and const.
749 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
750 member declaration.
751 (Target_arm::Scan::local, Target_arm::Scan::global,
752 Target_arm::Relocate::relocate,
753 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
754 call to Target_arm::get_real_reloc_type.
755 (Target_arm::get_real_reloc_type): Use command line options to
756 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
757 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
758 options.
759
51938283
DK		 7602009-11-25 Doug Kwan <dougkwan@google.com>
761
762 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
763 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
764 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
765 formatting.
766 (Arm_relocate_functions::thm_call): Replace body with a call to
767 Arm_relocate_functions::thumb_branch_common.
768 (Arm_relocate_functions::thm_jump24,
769 Arm_relocate_functions::thm_xpc22): New method definitions.
770 (Arm_relocate_functions::thumb_branch_common): New method definition.
771 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
772 operator.
773 (Target_arm::Relocate::relocate): Adjust call to thm_call.
774 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
775
e2b8f3c4
RÁE		 7762009-11-24 Rafael Avila de Espindola <espindola@google.com>
777
778 * Makefile.am: Build incremental-dump
779 * Makefile.in: Regenerate.
780 * incremental-dump.cc: New.
781 * incremental.cc (Incremental_inputs_header_data,
782 Incremental_inputs_entry_data): Move to incremental.h
783 * incremental.h: (Incremental_inputs_header_data,
784 Incremental_inputs_entry_data): Move from incremental.cc
785
bcba9aec
RÁE		 7862009-11-24 Rafael Avila de Espindola <espindola@google.com>
787
788 * incremental.cc (Incremental_inputs_header,
789 Incremental_inputs_header_write, Incremental_inputs_entry,
790 Incremental_inputs_entry_write): Add a typedef with the data type.
791
7c3afe08
RÁE		 7922009-11-24 Rafael Avila de Espindola <espindola@google.com>
793
794 * incremental.cc (Incremental_inputs_header,
795 Incremental_inputs_header_write, Incremental_inputs_entry,
796 Incremental_inputs_entry_write): Update comment about which
797 type has the filed descriptions.
798
d204b6e9
DK		 7992009-11-15 Doug Kwan <dougkwan@google.com>
800
801 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
802 (Arm_relocate_functions::arm_branch_common): Change method defintion
803 in class definition to a method declaration and update list of formal
804 parameters.
805 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
806 Arm_relocation_functions::jump24): Adjust call to
807 Arm_relocate_functions::arm_branch_common. Update list of formal
808 parameters.
809 (Arm_relocate_functions::xpc25): New method definition.
810 (Arm_relocate_functions::arm_branch_common): Move method defintion
811 out from class definition. Use stubs for mode-switching and extending
812 branch ranges.
813 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
814 specially. Change code to enable use of stubs in ARM branches.
815
43d12afe
DK		 8162009-11-10 Doug Kwan <dougkwan@google.com>
817
818 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
819 in method declaration.
820 (Target_arm::relocate_stub): New method declaration.
821 (Target_arm::default_target): Change to return a pointer instead of
822 a const reference.
823 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
824 Target_arm::default_target.
825 (Arm_Relobj::do_relocate_sections): Remove options paramater in
826 method definition.
827 (Target_arm::relocate_section): Adjust view.
828 (Target_arm::relocate_stub): New method definition.
829
ac33a407
DK		 8302009-11-10 Doug Kwan <dougkwan@google.com>
831
832 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
833 a format warning.
834 * incremental.cc (open_incremental_binary): Initialized local
835 variables to avoid warnings.
836 * object.cc (make_elf_object): Ditto.
837 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
838 a format warning.
839
88ee28e9
L		 840009-11-09 H.J. Lu <hongjiu.lu@intel.com>
841
842 PR gold/10930
843 * testsuite/plugin_test.c: Include "config.h".
844
2daedcd6
DK		 8452009-11-09 Doug Kwan <dougkwan@google.com>
846
847 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
848 (arm_symbol_value): Remove.
849 (Arm_relocate_functions::arm_branch_common,
850 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
851 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
852 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
853 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
854 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
855 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
856 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
857 Arm_relocate_functions::thm_mobw_abs_nc,
858 Arm_relocate_functions::thm_mov_abs,
859 Arm_relocate_functions::movw_prel_nc,
860 Arm_relocate_functions::thm_movt_abs,
861 Arm_relocate_functions::movt_prel,
862 Arm_relocate_functions::thm_movw_prel_nc,
863 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
864 (Target_arm::Relocate::relocate): Only decompose address into two
865 parts if relocation type uses the thumb-bit and pass the actual
866 bit instead of a flag indicating that the thumb-bit is used. Adjust
867 calls to methods in Arm_relocate_functions for this change.
868
1276bc89 8692009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 870
871 PR 10925
872 * reloc.cc: Instantiate
873 Sized_relobj::initialize_input_to_output_maps and
874 Sized_relobj:free_input_to_output_maps.
875
e53ad1b5
ILT		 8762009-11-06 Ian Lance Taylor <iant@google.com>
877
878 PR 10876
879 * defstd.cc (in_segment): Set only_if_ref true for "end".
880
eb44217c
DK		 8812009-11-06 Doug Kwan <dougkwan@google.com>
882
883 * arm.cc (class Reloc_stub): Correct a comment.
884 (Target_arm::Target_arm): Initialize arm_input_section_map_.
885 (Target_arm::scan_section_for_stubs): New method declaration.
886 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
887 Change methods from private to protected.
888 (Target_arm::do_may_relax): New method definition.
889 (Target_arm::do_relax, Target_arm::group_sections,
890 Target_arm::scan_reloc_for_stub,
891 Target_arm::scan_reloc_section_for_stubs): New method declarations.
892 (Target_arm::arm_input_section_map_): New data member declaration.
893 (Target_arm::scan_reloc_for_stub,
894 Target_arm::scan_reloc_section_for_stubs,
895 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
896 Target_arm::do_relax): New method definitions.
897
5d329b7d
ILT		 8982009-11-06 Mikolaj Zalewski <mikolaj@google.com>
899
900 * configure.ac: Check for (struct stat)::st_mtim
901 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
902 * config.in: Regenerate.
903 * configure: Regenerate.
904
96a0d71b
ILT		 9052009-11-05 Ian Lance Taylor <iant@google.com>
906
907 PR 10910
908 * output.cc (Output_segment::add_output_section): Add missing
909 return statement.
910
594c8e5e
ILT		 9112009-11-04 Ian Lance Taylor <iant@google.com>
912
913 PR 10880
914 * object.h (class Object): Add is_needed and set_is_needed
915 methods. Add is_needed_ field. Make bool fields into bitfields.
916 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
917 defined in a dynamic object and referenced by a regular object,
918 set is_needed for the dynamic object.
919 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
920 if the file is marked with as_needed and it is not needed.
921
22b127cc
ILT		 9222009-11-04 Ian Lance Taylor <iant@google.com>
923
924 PR 10887
925 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
926 tags if data is discarded by linker script.
927 * i386.cc (Target_i386::do_finalize_sections): Likewise.
928 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
929 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
930 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
931
f5c870d2
ILT		 9322009-11-04 Ian Lance Taylor <iant@google.com>
933
934 * layout.cc (Layout::get_output_section): Add is_interp and
935 is_dynamic_linker_section parameters. Change all callers.
936 (Layout::choose_output_section): Likewise.
937 (Layout::make_output_section): Likewise.
938 (Layout::add_output_section_data): Add is_dynamic_linker_section
939 parameter. Change all callers.
940 * layout.h (class Layout): Update declarations.
941 * output.h (class Output_section): Add is_interp, set_is_interp,
942 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
943 Add is_interp_, is_dynamic_linker_section_ fields. Change
944 generate_code_fills_at_write_ to a bitfield.
945 * output.cc (Output_section::Output_sections): Initialize new
946 fields.
947 (Output_segment::add_output_section): Add do_sort parameter.
948 Change all callers.
949
1ae4d23b
ILT		 9502009-11-03 Ian Lance Taylor <iant@google.com>
951
952 PR 10860
953 * options.h (class General_options): Add --warn-common.
954 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
955 merging two common symbols.
956 (Symbol_table::should_override): Handle --warn-common when merging
957 a common symbol with a defined symbol. Use report_resolve_problem
958 for multiple definitions.
959 (Symbol_table::report_resolve_problem): New function.
960 * symtab.h (class Symbol_table): Declare report_resolve_problem.
961
55da9579
DK		 9622009-11-03 Doug Kwan <dougkwan@google.com>
963
964 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
965 stub_factory_.
966 (Target_arm::stub_factory): New method definition.
967 (Target_arm::new_arm_input_section,
968 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
969 Target_arm::reloc_uses_thumb_bit): New method declarations.
970 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
971 New type definitions.
972 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
973 member declarations.
974 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
975 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
976 New method definitions.
977
37a9ac43
ILT		 9782009-11-03 Ian Lance Taylor <iant@google.com>
979
980 * options.h (class General_options): Add --warn_constructors.
981
b3d6a3d4
ILT		 9822009-11-03 Ian Lance Taylor <iant@google.com>
983
984 PR 10893
985 * defstd.cc (in_section): Add entries for __rel_iplt_start,
986 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
987
934b01dd
ILT		 9882009-11-03 Ian Lance Taylor <iant@google.com>
989
990 PR 10895
991 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
992 --msgid-bugs-address.
993 (install-pdf): New target.
994 (install-data_yes): Look up one directory to find mkinstalldirs.
995
03c1939b
L		 9962009-11-03 H.J. Lu <hongjiu.lu@intel.com>
997
998 * po/Make-in (.po.gmo): Don't generate .gmo files in source
999 tree.
1000
ebd95253
DK		 10012009-10-30 Doug Kwan <dougkwan@google.com>
1002
1003 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1004
e9bbb538
DK		 10052009-10-30 Doug Kwan <dougkwan@google.com>
1006
1007 * arm.cc (Stub_addend_reader): New struct template definition
1008 and partial specializations.
1009 (Stub_addend_reader::operator()): New method definition for a
1010 partially specialized template.
1011
d5b40221
DK		 10122009-10-30 Doug Kwan <dougkwan@google.com>
1013
1014 * arm.cc (Arm_relobj::processor_specific_flags): New method
1015 definition.
1016 (Arm_relobj::do_read_symbols): New method declaration.
1017 (Arm_relobj::processor_specific_flags_): New data member declaration.
1018 (Arm_dynobj): New class definition.
1019 (Target_arm::do_finalize_sections): Add input_objects parameter.
1020 (Target_arm::do_adjust_elf_header): New method declaration.
1021 (Target_arm::are_eabi_versions_compatible,
1022 (Target_arm::merge_processor_specific_flags): New method declaration.
1023 (Target_arm::do_make_elf_object): New overloaded method definitions
1024 and declaration.
1025 (Arm_relobj::do_read_symbols): New method definition.
1026 (Arm_dynobj::do_read_symbols): Ditto.
1027 (Target_arm::do_finalize_sections): Add input_objects parameters.
1028 Merge processor-specific flags from all input objects.
1029 (Target_arm::are_eabi_versions_compatible,
1030 Target_arm::merge_processor_specific_flags,
1031 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1032 New method definitions.
1033 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1034 Input_objects pointer type parameter.
1035 * layout.cc (Layout::finalize): Pass input objects to target's.
1036 finalize_sections function.
1037 * output.cc (Output_file_header::do_sized_write): Set ELF file
1038 header's processor-specific flags.
1039 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1040 Input_objects pointer type parameter.
1041 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1042 * target.h (Input_objects): New forward class declaration.
1043 (Target::processor_specific_flags,
1044 Target::are_processor_specific_flags_sect): New method definitions.
1045 (Target::finalize_sections): Add input_objects parameter.
1046 (Target::Target): Initialize processor_specific_flags_ and
1047 are_processor_specific_flags_set_.
1048 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1049 parameter.
1050 (Target::set_processor_specific_flags): New method definition.
1051 (Target::processor_specific_flags_,
1052 Target::are_processor_specific_flags_set_): New data member
1053 declarations.
1054 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1055 Input_objects pointer type parameter.
1056
ebabffbd
DK		 10572009-10-30 Doug Kwan <dougkwan@google.com>
1058
1059 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1060
ad0f2072
ILT		 10612009-10-28 Ian Lance Taylor <iant@google.com>
1062
1063 * object.h (class Relobj): Drop options parameter from
1064 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1065 do_scan_relocs, do_relocate. Change all callers.
1066 (class Sized_relobj): Drop options parameters from
1067 do_gc_process_relocs, do_scan_relocs, do_relocate,
1068 do_relocate_sections, relocate_sections, emit_relocs_scan,
1069 emit_relocs_scan_reltype. Change all callers.
1070 (struct Relocate_info): Remove options field and all references to
1071 it.
1072 * reloc.h (class Read_relocs): Remove options constructor
1073 parameter and options_ field. Change all callers.
1074 (class Gc_process_relocs, class Scan_relocs): Likewise.
1075 (class Relocate_task): Likewise.
1076 * target-reloc.h (scan_relocs): Remove options parameter. Change
1077 all callers.
1078 (scan_relocatable_relocs): Likewise.
1079 * target.h (class Sized_target): Remove options parameter from
1080 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1081 all callers.
1082 * gc.h (gc_process_relocs): Remove options parameter. Change all
1083 callers.
1084 * arm.cc: Update functions to remove options parameters.
1085 * i386.cc: Likewise.
1086 * powerpc.cc: Likewise.
1087 * sparc.cc: Likewise.
1088 * x86_64.cc: Likewise.
1089 * testsuite/testfile.cc: Likewise.
1090
8ffa3667
DK		 10912009-10-28 Doug Kwan <dougkwan@google.com>
1092
1093 * arm.cc (Arm_relobj): New class definition.
1094 (Arm_relobj::scan_sections_for_stubs,
1095 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1096 New method definitions.
1097
40f36857
CC		 10982009-10-28 Cary Coutant <ccoutant@google.com>
1099
1100 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1101 (Plugin::cleanup_done_): New member.
1102 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1103 (Plugin_manager::cleanup_done_): Remove.
1104 (Plugin_manager::add_input_file): Edit error message.
1105 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1106 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1107
2c849493
ILT		 11082009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1109
1110 * fileread.cc: (File_read::View::~View): Use the new
1111 data_ownership_ filed.
1112 (File_read::~File_read): Dispose the new whole_file_view_.
1113 (File_read::open): Mmap the whole file if needed.
1114 (File_read::open): Use whole_file_view_ instead of contents_.
1115 (File_read::find_view): Use whole_file_view_ if applicable.
1116 (File_read::do_read): Use whole_file_view_ instead of contents_.
1117 (File_read::make_view): Use whole_file_view_ instead of contents_,
1118 update File_read::View::View call.
1119 (File_read::find_or_make_view): Update File_read::View::View
1120 call.
1121 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1122 remove contents_
1123 (File_read::View::Data_ownership): New enum.
1124 (File_read::View::View): Replace bool mapped_ with Data_ownership
1125 argument.
1126 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1127 (File_read::View::data_ownership_): New field.
1128 (File_read::contents_): Remove (replaced by whole_file_view_).
1129 (File_read::whole_file_view_): New field.
1130 * options.h (class General_options): Add --keep-files-mapped.
1131
24998053
CC		 11322009-10-27 Cary Coutant <ccoutant@google.com>
1133
1134 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1135 * testsuite/Makefile.am (plugin_test_5): New test case.
1136 * testsuite/Makefile.in: Regenerate.
1137
72adc4fa
DK		 11382009-10-25 Doug Kwan <dougkwan@google.com>
1139
1140 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1141 from private to protected to allow access by child class.
1142 (Sized_relobj::do_relocate_sections): New method declaration.
1143 (Sized_relobj::relocate_sections): Virtualize.
1144 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1145 Sized_relobj::relocate_sections. Instantiate template explicitly
1146 for different target sizes and endianity.
1147
07f508a2
DK		 11482009-10-24 Doug Kwan <dougkwan@google.com>
1149
1150 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1151 (Arm_input_section::as_arm_input_section): New method.
1152 (Arm_output_section): New class definition.
1153 (Arm_output_section::create_stub_group,
1154 Arm_output_section::group_sections): New method definitions.
1155
10ad9fe5
DK		 11562009-10-22 Doug Kwan <dougkwan@google.com>
1157
1158 * arm.cc (Arm_input_section): New class definition.
1159 (Arm_input_section::init, Arm_input_section:do_write,
1160 Arm_input_section::set_final_data_size,
1161 Arm_input_section::do_reset_address_and_file_offset): New method
1162 definitions.
1163
56ee5e00
DK		 11642009-10-21 Doug Kwan <dougkwan@google.com>
1165
1166 * arm.cc (Stub_table, Arm_input_section): New forward class
1167 declarations.
1168 (Stub_table): New class defintion.
1169 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1170 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1171 New method definition.
1172
b569affa
DK		 11732009-10-21 Doug Kwan <dougkwan@google.com>
1174
1175 * arm.cc: Update copyright comments.
1176 (Target_arm): New forward class template declaration.
1177 (Arm_address): New type.
1178 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1179 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1180 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1181 constants.
1182 (Insn_template): Same.
1183 (DEF_STUBS): New macro.
1184 (Stub_type): New enum type.
1185 (Stub_template): New class definition.
1186 (Stub): Same.
1187 (Reloc_stub): Same.
1188 (Stub_factory): Same.
1189 (Target_arm::Target_arm): Initialize may_use_blx_ and
1190 should_force_pic_veneer_.
1191 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1192 Target_arm::should_force_pic_veneer,
1193 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1194 Target_arm::using_thumb_only, Target_arm:;default_target): New
1195 method defintions.
1196 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1197 New data member declarations.
1198 (Insn_template::size, Insn_template::alignment): New method defintions.
1199 (Stub_template::Stub_template): New method definition.
1200 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1201 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1202 (Stub_factory::Stub_factory): New method definition.
1203 * gold.h (string_hash): New template.
1204 * output.h (Input_section_specifier::hash_value): Use
1205 gold::string_hash.
1206 (Input_section_specifier::string_hash): Remove.
1207 * stringpool.cc (Stringpool_template::string_hash): Use
1208 gold::string_hash.
1209
6c172549
DK		 12102009-10-20 Doug Kwan <dougkwan@google.com>
1211
1212 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1213 symbols of relaxed input sections.
1214 * output.h (Output_section::find_relaxed_input_section): Make
1215 method public.
1216
c5617f2f
DK		 12172009-10-16 Doug Kwan <dougkwan@google.com>
1218
1219 * dynobj.cc (Versions::Versions): Initialize version_script_.
1220 Only insert base version symbol definition for a shared object
1221 if version script defines any version versions.
1222 (Versions::define_base_version): New method definition.
1223 (Versions::add_def): Check that base version is not needed.
1224 (Versions::add_need): Define base version lazily.
1225 * dynobj.h (Versions::define_base_version): New method declaration.
1226 (Versions::needs_base_version_): New data member declaration.
1227 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1228 (check_DATA): Add no_version_test.stdout.
1229 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1230 New make rules.
1231 * testsuite/Makefile.in: Regenerate.
1232 * testsuite/no_version_test.c: New file.
1233 * testsuite/no_version_test.sh: Ditto.
1234
3c12dcdb
DK		 12352009-10-16 Doug Kwan <dougkwan@google.com>
1236
1237 * expression.cc (class Segment_start_expression): New class definition.
1238 (Segment_start_expression::value): New method definition.
1239 (script_exp_function_segment_start): Return a new
1240 Segment_start_expression.
1241 * gold/script-c.h (script_saw_segment_start_expression): New function
1242 prototype.
1243 * script-sections.cc (Script_sections::Script_sections): Initialize
1244 SAW_SEGMENT_START_EXPRESSION_ to false.
1245 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1246 and -Tbbs options to specify section addresses if given in
1247 command line and no SEGMENT_START expression is seen in a script.
1248 * script-sections.h (Script_sections::saw_segment_start_expression,
1249 Script_sections::set_saw_segment_start_expression): New method
1250 definition.
1251 (Script_sections::saw_segment_start_expression_): New data member
1252 declaration.
1253 * script.cc (script_saw_segment_start_expression): New function.
1254 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1255 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1256 script_test_7.sh and script_test_8.sh.
1257 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1258 script_test_8.stdout.
1259 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1260 (script_test_6, script_test_6.stdout, script_test_7,
1261 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1262 * Makefile.in: Regenerate.
1263 * testsuite/script_test_6.sh: New file.
1264 * testsuite/script_test_6.t: Same.
1265 * testsuite/script_test_7.sh: Same.
1266 * testsuite/script_test_7.t: Same.
1267 * testsuite/script_test_8.sh: Same.
1268
64b1ae37
DK		 12692009-10-16 Doug Kwan <dougkwan@google.com>
1270
1271 * output.cc (Output_segment::set_section_list_address): Cast
1272 expressions to unsigned long long type to avoid format warnings.
1273
661be1e2
ILT		 12742009-10-15 Ian Lance Taylor <iant@google.com>
1275
12edd763 1276 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1277 dot assignment to script_sections_.
12edd763
ILT		 1278 * script-sections.cc (Script_sections::add_dot_assignment):
1279 Initialize if necessary.
1280
68b6574b
ILT		 1281 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1282 program headers with no load segment if there is a linker script.
1283
661be1e2
ILT		 1284 * layout.cc (Layout::set_segment_offsets): Align the file offset
1285 to the segment aligment for -N or -n with no load segment.
1286 * output.cc (Output_segment::add_output_section): Don't crash if
1287 the first section is a TLS section.
1288 (Output_segment::set_section_list_addresses): Print an error
1289 message if the address moves backward in a linker script.
1290 * script-sections.cc
1291 (Output_section_element_input::set_section_addresses): Don't
1292 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1293 (Orphan_output_section::set_section_addresses): Likewise.
1294
f15f61a7
DK		 12952009-10-15 Doug Kwan <dougkwan@google.com>
1296
1297 * layout.cc (Layout::finish_dynamic_section): Generate tags
1298 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1299 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1300 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1301
82bb573a
ILT		 13022009-10-14 Ian Lance Taylor <iant@google.com>
1303
1304 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1305 fields.
1306 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1307 data_shdr fields of relinfo.
1308 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1309 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1310 R_386_TLS_LDO_32, adjust based on section flags.
1311 (Target_i386::Relocate::fix_up_ldo): Remove.
1312
374ad285
ILT		 13132009-10-13 Ian Lance Taylor <iant@google.com>
1314
1315 Add support for -pie.
1316 * options.h (class General_options): Add -pie and
1317 --pic-executable.
1318 (General_options::output_is_position_independent): Test -pie.
1319 (General_options::output_is_executable): Return true if not shared
1320 and not relocatable.
1321 (General_options::output_is_pie): Remove.
1322 * options.cc (General_options::finalize): Reject incompatible uses
1323 of -pie.
1324 * gold.cc (queue_middle_tasks): A -pie link is not static.
1325 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1326 * symtab.cc (Symbol::final_value_is_known): Return false if
1327 output_is_position_independent.
1328 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1329 output_is_position_independent.
1330 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1331 output_is_position_independent.
1332 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1333 output_is_position_independent.
1334 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1335 two_file_pie_test.
1336 (basic_pie_test.o, basic_pie_test): New targets.
1337 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1338 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1339 (two_file_pie_test): New target.
1340 * testsuite/Makefile.in: Rebuild.
1341 * README: Remove note saying that -pie is not supported.
1342
c6585162
ILT		 13432009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1344
1345 * options.h (class General_options): Add -init and -fini.
1346 * layout.cc (Layout::finish_dynamic_section): Emit
1347 given init and fini functions.
1348
032ce4e9
ST		 13492009-10-13 Sriraman Tallam <tmsriram@google.com>
1350
1351 * gc.h (gc_process_relocs): Check if icf is enabled using new
1352 function.
1353 * gold.cc (queue_initial_tasks): Likewise.
1354 (queue_middle_tasks): Likewise.
1355 * object.cc (do_layout): Likewise.
1356 * symtab.cc (is_section_folded): Likewise.
1357 * main.cc (main): Likewise.
1358 * reloc.cc (Read_relocs::run): Likewise.
1359 (Sized_relobj::do_scan_relocs): Likewise.
1360 * icf.cc (is_function_ctor_or_dtor): New function.
1361 (Icf::find_identical_sections): Check if function is ctor or dtor when
1362 safe icf is chosen.
1363 * options.h (General_options::icf): Change option to be an enum.
1364 (Icf_status): New enum.
1365 (icf_enabled): New method.
1366 (icf_safe_folding): New method.
1367 (set_icf_status): New method.
1368 (icf_status_): New variable.
1369 * (options.cc) (General_options::finalize): Set icf_status_.
1370 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1371 icf_test and icf_keep_unique_test to use the --icf enum flag.
1372 * testsuite/icf_safe_test.sh: New file.
1373 * testsuite/icf_safe_test.cc: New file.
1374
f345227a
ST		 13752009-10-12 Sriraman Tallam <tmsriram@google.com>
1376
1377 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1378 includes to gc.h and icf.h.
1379 * arm.cc: Include gc.h.
1380 * gold.cc: Likewise.
1381 * i386.cc: Likewise.
1382 * powerpc.cc: Likewise.
1383 * sparc.cc: Likewise.
1384 * x86_64.cc: Likewise.
1385 * gc.h: Include icf.h.
1386
1c7814ed
ILT		 13872009-10-11 Ian Lance Taylor <iant@google.com>
1388
1389 * plugin.cc: Include "gold.h" before other header files.
1390
ae3b5189
CD		 13912009-10-10 Chris Demetriou <cgd@google.com>
1392
1393 * options.h (Input_file_argument::Input_file_type): New enum.
1394 (Input_file_argument::is_lib_): Replace with...
1395 (Input_file_argument::type_): New member.
1396 (Input_file_argument::Input_file_argument): Take Input_file_type
1397 'type' rather than boolean 'is_lib' as second argument.
1398 (Input_file_argument::is_lib): Use type_.
1399 (Input_file_argument::is_searched_file): New function.
1400 (Input_file_argument::may_need_search): Handle is_searched_file.
1401 * options.cc (General_options::parse_library): Support -l:filename.
1402 (General_options::parse_just_symbols): Update for Input_file_argument
1403 changes.
1404 (Command_line::process): Likewise.
1405 * archive.cc (Archive::get_file_and_offset): Likewise.
1406 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1407 * script.cc (read_script_file, script_add_file): Likewise.
1408 * fileread.cc (Input_file::Input_file): Likewise.
1409 (Input_file::will_search_for): Handle is_searched_file.
1410 (Input_file::open): Likewise.
1411 * readsyms.cc (Read_symbols::get_name): Likewise.
1412 * testsuite/Makefile.am (searched_file_test): New test.
1413 * testsuite/Makefile.in: Regenerate.
1414 * testsuite/searched_file_test.cc: New file.
1415 * testsuite/searched_file_test_lib.cc: New file.
1416
f3048a1d
ILT		 14172009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1418 Ian Lance Taylor <iant@google.com>
1419
1420 * descriptor.cc: Include <cstdio> and "binary-io.h".
1421 (Descriptors::open): Open the files in binary mode always.
1422 * script.cc (Lex::get_token): Treat \r as whitespace.
1423
d4780e57
ILT		 14242009-10-09 Ian Lance Taylor <iant@google.com>
1425
1426 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1427
d9a893b8
ILT		 14282009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1429 Ian Lance Taylor <iant@google.com>
1430
1431 * configure.ac: Check for readv function also.
1432 * fileread.cc (readv): Define if not HAVE_READV.
1433 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1434 does not exist.
1435 * config.in: Regenerate.
1436 * configure: Regenerate.
1437
c0a62865
DK		 14382009-10-09 Doug Kwan <dougkwan@google.com>
1439
1440 * layout.cc (Layout::make_output_section): Call target hook to make
1441 ordinary output section.
1442 (Layout::finalize): Adjust parameter list of call the
1443 Target::may_relax().
1444 * layout.h (class Layout::section_list): New method.
1445 * merge.h (Output_merge_base::entsize): Change visibility to public.
1446 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1447 New methods.
1448 (Output_merge_string::do_is_string): New method.
1449 * object.cc (Sized_relobj::do_setup): renamed from
1450 Sized_relobj::set_up.
1451 * object.h (Sized_relobj::adjust_shndx,
1452 Sized_relobj::initializ_input_to_output_maps,
1453 Sized_relobj::free_input_to_output_maps): Change visibilities to
1454 protected.
1455 (Sized_relobj::setup): Virtualize.
1456 (Sized_relobj::do_setup): New method declaration.
1457 (Sized_relobj::invalidate_section_offset,
1458 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1459 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1460 * options.cc (parse_int): New function.
1461 * options.h (parse_int): New declaration.
1462 (DEFINE_int): New macro.
1463 (stub_group_size): New option.
1464 * output.cc (Output_section::Output_section): Initialize memebers
1465 merge_section_map_, merge_section_by_properties_map_,
1466 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1467 (Output_section::add_input_section): Handled deferred code-fill
1468 generation and remove an old comment.
1469 (Output_section::add_relaxed_input_section): New method definition.
1470 (Output_section::add_merge_input_section): Use merge section by
1471 properties map to speed to search. Update merge section maps
1472 as appropriate.
1473 (Output_section::build_relaxation_map): New method definition.
1474 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1475 Same.
1476 (Output_section::relax_input_section): Renamed to
1477 Output_section::convert_input_sections_to_relaxed_sections and change
1478 interface to take a vector of pointers to relaxed sections.
1479 (Output_section::find_merge_section,
1480 Output_section::find_relaxed_input_section): New method definitions.
1481 (Output_section::is_input_address_mapped,
1482 Output_section::output_offset, Output_section::output_address):
1483 Use output section data maps to speed up searching.
1484 (Output_section::find_starting_output_address): Add comments.
1485 (Output_section::do_write,
1486 Output_section::write_to_postprocessing_buffer): Do code-fill
1487 generation as appropriate.
1488 (Output_section::get_input_sections): Invalidate relaxed input section
1489 map.
1490 (Output_section::restore_states): Adjust type of checkpoint .
1491 Invalidate relaxed input section map.
1492 * output.h (Output_merge_base): New class declaration.
1493 (Input_section_specifier): New class defintion.
1494 (class Output_relaxed_input_section) Change base class to
1495 Output_section_data_build.
1496 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1497 base class initializer.
1498 (Output_section::add_relaxed_input_section): New method declaration.
1499 (Output_section::Input_section): Change visibility to protected.
1500 (Output_section::Input_section::relobj,
1501 Output_section::Input_section::shndx): Handle relaxed input sections.
1502 Output_section::input_sections) Change visibility to protected. Also
1503 define overload to return a non-const pointer.
1504 (Output_section::Merge_section_properties): New class defintion.
1505 (Output_section::Merge_section_by_properties_map,
1506 Output_section::Output_section_data_by_input_section_map,
1507 Output_section::Relaxation_map): New types.
1508 (Output_section::relax_input_section): Rename method to
1509 Output_section::convert_input_sections_to_relaxed_sections and change
1510 interface to take a vector of relaxed section pointers.
1511 (Output_section::find_merge_section,
1512 Output_section::find_relaxed_input_section,
1513 Output_section::build_relaxation_map,
1514 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1515 New method declarations.
1516 (Output_section::merge_section_map_
1517 Output_section::merge_section_by_properties_map_,
1518 Output_section::relaxed_input_section_map_,
1519 Output_section::is_relaxed_input_section_map_valid_,
1520 Output_section::generate_code_fills_at_write_): New data members.
1521 * script-sections.cc
1522 (Output_section_element_input::set_section_addresses): Call
1523 current_data_size and addralign methods of relaxed input sections.
1524 (Orphan_output_section::set_section_addresses): Call current_data_size
1525 and addralign methods of relaxed input sections.
1526 * symtab.cc (Symbol_table::compute_final_value): Extract template
1527 from the body of Symbol_table::sized_finalize_symbol.
1528 (Symbol_table::sized_finalized_symbol): Call
1529 Symbol_table::compute_final_value.
1530 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1531 (Symbol_table::compute_final_value): New templated method declaration.
1532 * target.cc (Target::do_make_output_section): New method defintion.
1533 * target.h (Target::make_output_section): New method declaration.
1534 (Target::relax): Add more parameters for input objects, symbol table
1535 and layout. Adjust call to do_relax.
1536 (Target::do_make_output_section): New method declaration.
1537 (Target::do_relax): Add parameters for input objects, symbol table
1538 and layout.
1539
d446d6c4
ILT		 15402009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1541
1542 * pread.c: Include stdio.h.
1543
bc06c745
ILT		 15442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1545
1546 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1547 defined.
1548
75aea3d0
ILT		 15492009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1550
1551 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1552 Change read_shndx type to unsigned int.
1553 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1554 int.
1555 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1556 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1557 Change read_shndx type to unsigned int.
1558 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1559 int.
1560 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1561 * layout.cc (Layout::create_symtab_sections): Cast the result of
1562 local_symcount * symsize to off_t in the gold_assert.
1563
be8fcb75
ILT		 15642009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1565
1566 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1567 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1568 R_ARM_BASE_ABS.
1569 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1570 (Arm_relocate_functions::thm_abs5): New function.
1571 (Arm_relocate_functions::abs12): New function.
1572 (Arm_relocate_functions::abs16): New function.
1573 (Arm_relocate_functions::base_abs): New function.
1574 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1575 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1576 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1577 R_ARM_BASE_ABS.
1578 (Scan::global): Likewise.
1579 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1580 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1581 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1582 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1583 R_ARM_BASE_ABS.
1584
c2a122b6
ILT		 15852009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1586
1587 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1588 (Arm_relocate_functions::movt_prel): New function.
1589 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1590 (Arm_relocate_functions::thm_movt_prel): New function.
1591 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1592 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1593 (Scan::global, Relocate::relocate): Likewise.
1594 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1595
c4aa1e2d
ILT		 15962009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1597
1598 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1599 Incremental_checker.
1600 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1601 unsigned int.
1602 (class Incremental_inputs_header): New class.
1603 (Incremental_inputs_header_writer): Edit comment.
1604 (Incremental_inputs_entry): New class.
1605 (Incremental_inputs_entry_writer): Edit comment.
1606 (Sized_incremental_binary::do_find_incremental_inputs_section):
1607 Add *strtab_shndx parameter, fill it.
1608 (Sized_incremental_binary::do_check_inputs): New method.
1609 (Incremental_checker::can_incrementally_link_output_file): Use
1610 Sized_incremental_binary::check_inputs.
1611 (Incremental_inputs::report_command_line): Save command line in
1612 command_line_.
1613 * incremental.h:
1614 (Incremental_binary::find_incremental_inputs_section): New
1615 method.
1616 (Incremental_binary::do_find_incremental_inputs_section): Add
1617 strtab_shndx parameter.
1618 (Incremental_binary::do_check_inputs): New pure virtual method.
1619 (Sized_incremental_binary::do_check_inputs): Declare.
1620 (Incremental_checker::Incremental_checker): Add incremental_inputs
1621 parameter, use it to initialize incremental_inputs_.
1622 (Incremental_checker::incremental_inputs_): New field.
1623 (Incremental_checker::command_line): New method.
1624 (Incremental_checker::inputs): New method.
1625 (Incremental_checker::command_line_): New field.
1626
c549a694
ILT		 16272009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1628
1629 * incremental.cc: Include <cstdarg> and "target-select.h".
1630 (vexplain_no_incremental): New function.
1631 (explain_no_incremental): New function.
1632 (Incremental_binary::error): New method.
1633 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1634 method.
1635 (make_sized_incremental_binary): New function.
1636 (open_incremental_binary): New function.
1637 (can_incrementally_link_file): Add checks if output is ELF and has
1638 inputs section.
1639 * incremental.h: Include "elfcpp_file.h" and "output.h".
1640 (Incremental_binary): New class.
1641 (Sized_incremental_binary): New class.
1642 (open_incremental_binary): Declare.
1643 * object.cc (is_elf_object): Use
1644 elfcpp::Elf_recognizer::is_elf_file.
1645 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1646 * output.h (Output_file::filesize): New method.
1647
fd3c5f0b
ILT		 16482009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1649
1650 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1651 New function.
1652 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1653 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1654 function.
1655 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1656 function.
1657 (Arm_relocate_functions::movw_abs_nc): New function.
1658 (Arm_relocate_functions::movt_abs): New function.
1659 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1660 (Arm_relocate_functions::thm_movt_abs): New function.
1661 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1662 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1663 (Scan::global): Likewise.
1664 (Relocate::relocate): Likewise.
1665 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1666
7f5309a5
ILT		 16672009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1668
1669 * arm.cc (Arm_relocate_functions::got_prel) New function.
1670 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1671 (Relocate::relocate): Likewise.
1672 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1673
364c7fa5
ILT		 16742009-10-06 Ian Lance Taylor <iant@google.com>
1675
1676 * options.h (class General_options): Define
1677 split_stack_adjust_size parameter.
1678 * object.h (class Object): Add uses_split_stack_ and
1679 has_no_split_stack_ fields. Add uses_split_stack and
1680 has_no_split_stack accessor functions. Declare
1681 handle_split_stack_section.
1682 (class Reloc_symbol_changes): Define.
1683 (class Sized_relobj): Define Function_offsets. Declare
1684 split_stack_adjust, split_stack_adjust_reltype, and
1685 find_functions.
1686 * object.cc (Object::handle_split_stack_section): New function.
1687 (Sized_relobj::do_layout): Call handle_split_stack_section.
1688 * dynobj.cc (Sized_dynobj::do_layout): Call
1689 handle_split_stack_section.
1690 * reloc.cc (Sized_relobj::relocate_sections): Call
1691 split_stack_adjust for executable sections in split_stack
1692 objects. Pass reloc_map to relocate_section.
1693 (Sized_relobj::split_stack_adjust): New function.
1694 (Sized_relobj::split_stack_adjust_reltype): New function.
1695 (Sized_relobj::find_functions): New function.
1696 * target-reloc.h: Include "object.h".
1697 (relocate_section): Add reloc_symbol_changes parameter. Change
1698 all callers.
1699 * target.h (class Target): Add calls_non_split method. Declare
1700 do_calls_non_split virtual method. Declare match_view and
1701 set_view_to_nop.
1702 * target.cc: Include "elfcpp.h".
1703 (Target::do_calls_non_split): New function.
1704 (Target::match_view): New function.
1705 (Target::set_view_to_nop): New function.
1706 * gold.cc (queue_middle_tasks): Give an error if mixing
1707 split-stack and non-split-stack objects with -r.
1708 * i386.cc (Target_i386::relocate_section): Add
1709 reloc_symbol_changes parameter.
1710 (Target_i386::do_calls_non_split): New function.
1711 * x86_64.cc (Target_x86_64::relocate_section): Add
1712 reloc_symbol_changes parameter.
1713 (Target_x86_64::do_calls_non_split): New function.
1714 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1715 parameter.
1716 * powerpc.cc (Target_powerpc::relocate_section): Add
1717 reloc_symbol_changes parameter.
1718 * sparc.cc (Target_sparc::relocate_section): Add
1719 reloc_symbol_changes parameter.
1720 * configure.ac: Call AM_CONDITIONAL for the default target.
1721 * configure: Rebuild.
1722 * testsuite/Makefile.am (TEST_AS): New variable.
1723 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1724 (check_DATA): Add split_i386 and split_x86_64 files.
1725 (SPLIT_DEFSYMS): Define.
1726 (split_i386_[1234n].o): New targets.
1727 (split_i386_[124]): New targets.
1728 (split_i386_[1234r].stdout): New targets.
1729 (split_x86_64_[1234n].o): New targets.
1730 (split_x86_64_[124]): New targets.
1731 (split_x86_64_[1234r].stdout): New targets.
1732 (MOSTLYCLEANFILES): Add new executables.
1733 * testsuite/split_i386.sh: New file.
1734 * testsuite/split_x86_64.sh: New file.
1735 * testsuite/split_i386_1.s: New file.
1736 * testsuite/split_i386_2.s: New file.
1737 * testsuite/split_i386_3.s: New file.
1738 * testsuite/split_i386_4.s: New file.
1739 * testsuite/split_i386_n.s: New file.
1740 * testsuite/split_x86_64_1.s: New file.
1741 * testsuite/split_x86_64_2.s: New file.
1742 * testsuite/split_x86_64_3.s: New file.
1743 * testsuite/split_x86_64_4.s: New file.
1744 * testsuite/split_x86_64_n.s: New file.
1745 * testsuite/testfile.cc (Target_test): Update relocation_section
1746 function.
1747 * testsuite/Makefile.in: Rebuild.
1748
e8a9fcda
ILT		 17492009-10-06 Ian Lance Taylor <iant@google.com>
1750
1751 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1752 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1753 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1754 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1755 the address on ldo_addrs_.
1756 (Target_i386::Relocate::fix_up_ldo): New function.
1757
e99daf92
ILT		 17582009-10-06 Rafael Espindola <espindola@google.com>
1759
1760 * plugin.cc (add_input_library): New.
1761 (Plugin::load): Add add_input_library to tv.
1762 (Plugin_manager::add_input_file): Add the is_lib argument.
1763 (add_input_file): Update call to Plugin_manager::add_input_file.
1764 (add_input_library): New.
1765 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1766
966d4097
DK		 17672009-09-30 Doug Kwan <dougkwan@google.com>
1768
1769 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1770 symbol and call Symbol::may_need_copy_reloc to determine if
1771 a copy reloc is needed.
1772 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1773 nocopyreloc is given in command line.
1774 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1775 given in command line.
1776 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1777 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1778 of the removed Target_i386::may_need_copy_reloc.
1779 * options.h (copyreloc): New option with default value false.
1780 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1781 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1782 instead of the removed Target_powerpc::may_need_copy_reloc.
1783 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1784 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1785 instead of the removed Target_sparc::may_need_copy_reloc.
1786 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1787 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1788 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1789 instead of the removed Target_x86_64::may_need_copy_reloc.
1790
029ba973
ILT		 17912009-09-30 Ian Lance Taylor <iant@google.com>
1792
1793 * object.h (class Object): Remove target_ field, and target,
1794 sized_target, and set_target methods.
1795 (Object::sized_target): Remove.
1796 (class Sized_relobj): Update declarations. Remove sized_target.
1797 * object.cc (Sized_relobj::setup): Remove target parameter.
1798 Change all callers.
1799 (Input_objects::add_object): Don't do anything with the target.
1800 (make_elf_sized_object): Add punconfigured parameter. Change all
1801 callers. Set or test parameter target.
1802 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1803 Change all callers.
1804 * parameters.cc (Parameters::set_target): Change parameter type to
1805 be non-const.
1806 (Parameters::default_target): Remove.
1807 (set_parameters_target): Change parameter type to be non-const.
1808 (parameters_force_valid_target): New function.
1809 (parameters_clear_target): New function.
1810 * parameters.h (class Parameters): Update declarations. Remove
1811 default_target method. Add sized_target and clear_target
1812 methods. Change target_ to be non-const.
1813 (set_parameters_target): Update declaration.
1814 (parameters_force_valid_target): Declare.
1815 (parameters_clear_target): Declare.
1816 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1817 as NULL if we aren't searching.
1818 (Add_symbols::run): Don't check for compatible target.
1819 * fileread.cc (Input_file::open_binary): Call
1820 parameters_force_valid_target.
1821 * gold.cc (queue_middle_tasks): Likewise.
1822 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1823 set_target on object.
1824 * dynobj.h (class Sized_dynobj): Update declarations.
1825 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1826 make_elf_object returns NULL.
1827 (Archive::include_member): Don't check whether object target is
1828 compatible.
1829 * output.cc (Output_section::add_input_section): Get target from
1830 parameters.
1831 (Output_section::relax_input_section): Likewise.
1832 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1833 parameters.
1834 (Sized_relobj::do_scan_relocs): Likewise.
1835 (Sized_relobj::relocate_sections): Likewise.
1836 * resolve.cc (Symbol_table::resolve): Likewise.
1837 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1838 parameter. Change all callers.
1839 (Symbol_table::add_from_object): Get target from parameters.
1840 (Symbol_table::add_from_relobj): Don't check object target.
1841 (Symbol_table::add_from_dynobj): Likewise.
1842 (Symbol_table::define_special_symbol): Get target from
1843 parameters.
1844 * symtab.h (class Symbol_table): Update declaration.
1845 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1846 parameter. Change all callers. Clear parameter target.
1847 (Binary_test): Test target here.
1848 * testsuite/object_unittest.cc (gold_testsuite): Remove
1849 target_test_pointer parameter. Change all callers.
1850 (Object_test): Test target here.
1851
a6a22b83
ILT		 18522009-09-26 Ian Lance Taylor <iant@google.com>
1853
1854 * testsuite/initpri1.c: Don't try to use constructor priorities if
1855 compiling with gcc before 4.3.
1856
6a8f49fe
ILT		 18572009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1858
1859 * testsuite/retain_symbols_file_test.sh (check_present): Change
1860 output file name to retain_symbols_file_test.stdout.
1861 (check_absent): Likewise.
1862
8c604651
CS		 18632009-09-18 Craig Silverstein <csilvers@google.com>
1864
1865 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1866 * options.cc: Include <cerrno> and <fstream>.
1867 (General_options::finalize): Parse -retain-symbols-file tag.
1868 * options.h: New flag.
1869 (General_options): New method should_retain_symbol, new
1870 variable symbols_to_retain.
1871 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1872 should_retain_symbol map.
1873 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1874 * testsuite/Makefile.in: Regenerate.
1875 * testsuite/retain_symbols_file_test.sh: New file.
1876
ca58b19f
NC		 18772009-09-18 Nick Clifton <nickc@redhat.com>
1878
1879 * po/es.po: Updated Spanish translation.
1880
20e6d0d6
DK		 18812009-09-17 Doug Kwan <dougkwan@google.com>
1882
1883 * debug.h (DEBUG_RELAXATION): New constant.
1884 (DEBUG_ALL): Add DEBUG_RELAXATION.
1885 (debug_string_to_enum): Add relaxation debug option.
1886 * layout.cc
1887 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1888 Layout::Relaxation_debug_check::read_sections,
1889 Layout::Relaxation_debug_check::read_sections): New method definitions.
1890 (Layout::Layout): Initialize data members
1891 record_output_section_data_from_scrips_,
1892 script_output_section_data_list_ and relaxation_debug_check_.
1893 (Layout::save_segments, Layout::restore_segments,
1894 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1895 Layout::relaxation_loop_body): New method definitions.
1896 (Layout::finalize): Support relaxation. Move section layout code to
1897 Layout::relaxation_loop_body.
1898 (Layout::set_asection_address_from_script): Move code for orphan
1899 section placement out.
1900 (Layout::place_orphan_sections_in_script): New method definition.
1901 * layout.h (Output_segment_headers, Output_file_header):
1902 New forward class declarations.
1903 (Layout::~Layout): Define.
1904 (Layout::new_output_section_data_from_script): New method definition.
1905 (Layout::place_orphan_sections_in_script): New method declaration.
1906 (Layout::Segment_states): New type declaration.
1907 (Layout::save_segments, Layout::restore_segments,
1908 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1909 Layout::relaxation_loop_body): New method declarations.
1910 (Layout::Output_section_data_list): New type declaration.
1911 (Layout::Relaxation_debug_check): New class definition.
1912 (Layout::record_output_section_data_from_script_,
1913 Layout::script_output_section_data_list_, Layout::segment_states_,
1914 Layout::relaxation_debug_check_): New data members.
1915 * output.cc: (Output_section_headers::do_size): New method definition.
1916 (Output_section_headers::Output_section_headers): Move size
1917 computation to Output_section_headers::do_size.
1918 (Output_segment_headers::do_size): New method definition.
1919 (Output_file_header::Output_file_header): Move size computation to
1920 Output_file_header::do_size and call it.
1921 (Output_file_header::do_size): New method definition.
1922 (Output_data_group::Output_data_group): Adjust call to
1923 Output_section_data.
1924 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1925 (Output_symtab_xindex::do_write): Add array bound check.
1926 (Output_section::Input_section::print_to_mapfile): Handle
1927 RELAXED_INPUT_SECTION_CODE.
1928 (Output_section::Output_section): Initialize data member checkpoint_.
1929 (Output_section::~Output_section): Delete checkpoint object pointed
1930 by checkpoint_.
1931 (Output_section::add_input_section): Always add an Input_section if
1932 relaxing.
1933 (Output_section::add_merge_input_section): Add assert.
1934 (Output_section::relax_input_section): New method definition.
1935 (Output_section::set_final_data_size): Set load address to zero for
1936 an unallocated section.
1937 (Output_section::do_address_and_file_offset_have_reset_values):
1938 New method definition.
1939 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1940 Handle relaxed input section.
1941 (Output_section::sort_attached_input_sections): Checkpoint input
1942 section list lazily.
1943 (Output_section::get_input_sections): Change type of input_sections to
1944 list of Simple_input_section pointers. Checkpoint input section list
1945 lazily. Also handle relaxed input sections.
1946 (Output_section::add_input_section_for_script): Take a reference to
1947 a Simple_input_section object instead of Relobj pointer and section
1948 index as parameter. Handle relaxed input sections.
1949 (Output_section::save_states, Output_section::restore_states): New
1950 method definitions.
1951 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1952 (Output_data::is_data_size_fixed): New method definition.
1953 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1954 if it is fixed.
1955 (Output_data::address_and_file_offset_have_reset_values): New method
1956 definition.
1957 (Output_data::do_address_and_file_offset_have_reset_values): New method
1958 definition.
1959 (Output_data::set_data_size): Check that data size is not fixed.
1960 (Output_data::fix_data_size): New method definition.
1961 (Output_data::is_data_size_fixed_): New data member.
1962 (Output_section_headers::set_final_data_size): New method definition.
1963 (Output_section_headers::do_size): New method declaration.
1964 (Output_segment_headers::set_final_data_size): New method definition.
1965 (Output_segment_headers::do_size): New method declaration.
1966 (Output_file_header::set_final_data_size)::New method definition.
1967 (Output_file_header::do_size)::New method declaration.
1968 (Output_section_data::Output_section_data): Add new parameter
1969 is_data_size_fixed and use it to fix data size.
1970 (Output_data_const::Output_data_const): Adjust call to base class
1971 constructor and fix data size.
1972 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1973 base class constructor and fix data size.
1974 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1975 base class constructor and fix data size.
1976 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1977 class constructor and fix data size.
1978 (Output_data_group::set_final_data_size): New method definition.
1979 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1980 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1981 class constructor and fix data size.
1982 (Output_relaxed_input_section): New class definition.
1983 (Output_section::Simple_input_section): New class definition.
1984 (Output_section::get_input_sections): Adjust parameter list.
1985 (Output_section::add_input_section_for_script): Same.
1986 (Output_section::save_states, Output_section::restore_states,
1987 Output_section::do_address_and_file_offset_have_reset_values,
1988 (Output_section::Input_section::Input_section): Handle
1989 RELAXED_INPUT_SECTION_CODE. Add new overload for
1990 Output_relaxed_input_section.
1991 (Output_section::Input_section::is_input_section,
1992 Output_section::Input_section::set_output_section): Handle relaxed
1993 input section.
1994 (Output_section::Input_section::is_relaxed_input_section,
1995 Output_section::Input_section::output_section_data,
1996 Output_section::Input_section::relaxed_input_section): New method
1997 definitions.
1998 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1999 value.
2000 (Output_section::Input_section::u1_): Update comments.
2001 (Output_section::Input_section::u2_): Add new union member poris.
2002 (Output_section::Checkpoint_output_section): New classs definition.
2003 (Output_section::relax_input_section): New method declaration.
2004 (Output_section::checkpoint_): New data member.
2005 (Output_segment): Update comments.
2006 (Output_segment::Output_segment): Un-privatize copy constructor.
2007 (Output_segment::operator=): Un-privatize.
2008 * script-sections.cc (Output_section_element::Input_section_list):
2009 Change element type to Output_section::Simple_input_section.
2010 (Output_section_element_dot_assignment::set_section_addresses):
2011 Register output section data for relaxation clean up.
2012 (Output_data_exression::Output_data_expression): Adjust call to base
2013 constructor to fix data size.
2014 (Output_section_element_data::set_section_addresses): Register
2015 Output_data_expression object for relaxation clean up.
2016 (struct Input_section_info): Replace Relobj pointer and section index
2017 pair with Output_section::Simple_input_section and Convert struct to a
2018 class.
2019 (Input_section_sorter::operator()): Adjust access to
2020 Input_section_info data member to use accessors.
2021 (Output_section_element_input::set_section_addresses): Use layout
2022 parameter. Adjust code to use Output_section::Simple_input_section
2023 and Input_secction_info classes. Register filler for relaxation
2024 clean up.
2025 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2026 and section index pair with Output_section::Simple_input_section
2027 class. Adjust code accordingly.
2028 (Phdrs_element::release_segment): New method definition.
2029 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2030 segment list.
2031 (Script_sections::release_segments): New method definition.
2032 * gold/script-sections.h (Script_sections::release_segments): New
2033 method declaration.
2034 * gold/target.h (Target::may_relax, Target::relax,
2035 Target::do_may_relax, Target::do_relax): New method definitions.
2036
5e445df6
ILT		 20372009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2038
2039 * arm.cc (has_signed_unsigned_overflow): New function.
2040 (Arm_relocate_functions::abs8): New function.
2041 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2042 (Target_arm::Scan::global): Likewise.
2043 (Target_arm::relocate::relocate): Likewise.
2044 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2045 Likewise.
2046
8c604651 20472009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 2048
2049 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2050 * testsuite/Makefile.in: Regenerate.
2051
1e9cc1c2
NC		 20522009-09-11 Nick Clifton <nickc@redhat.com>
2053
2054 * po/gold.pot: Updated by the Translation project.
2055
6a89f575
CC		 20562009-09-08 Cary Coutant <ccoutant@google.com>
2057
2058 * output.cc (Output_file::open): Add execute permission to empty file.
2059 * testsuite/Makefile.am (permission_test): New test.
2060 * testsuite/Makefile.in: Regenerate.
2061
fdcac5af
ILT		 20622009-09-02 Ian Lance Taylor <iant@google.com>
2063
2064 * output.cc (Output_file::resize): Call map_no_anonymous rather
2065 than map.
2066
44453f85
ILT		 20672009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2068
2069 * gold.cc: Include "incremental.h".
2070 (queue_initial_tasks): Call Incremental_checker methods.
2071 * incremental.cc: Include "output.h".
2072 (Incremental_checker::can_incrementally_link_output_file): New
2073 method.
2074 * incremental.h (Incremental_checker): New class.
2075
2076 * output.cc (Output_file::open_for_modification): New method.
2077 (Output_file::map_anonymous): Changed return type to bool. Record
2078 map in base_ field.
2079 (Output_file::map_no_anonymous): New method, broken out of map.
2080 (Output_file::map): Use map_no_anonymous and map_anonymous.
2081 * output.h (class Output_file): Update declarations.
2082
293c1386
CC		 20832009-08-24 Cary Coutant <ccoutant@google.com>
2084
2085 * options.h (Command_line::Pre_options): New class.
2086 (Command_line::pre_options): New member.
2087 * options.cc (gold::options::ready_to_register): New variable.
2088 (One_option::register_option): Do nothing if not registering options.
2089 Assert if same short option registered twice.
2090 (General_options::General_options): Turn off option registration when
2091 done constructing.
2092 (Command_line::Pre_options::Pre_options): New constructor.
2093
f773f3d2
CC		 20942009-08-24 Cary Coutant <ccoutant@google.com>
2095
06a73cfe
CC		 2096 * options.h (General_options::no_keep_memory): Remove incorrect
2097 short option.
f773f3d2 2098
a15af8e2
RW		 20992009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2100
2101 * Makefile.am (am__skiplex, am__skipyacc): New.
2102 * Makefile.in: Regenerate.
2103
c462b41b
RW		 21042009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2105
14ec8efd
RW		 2106 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2107 (INCLUDES): ... this.
2108 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2109 (AM_CPPFLAGS): Renamed from ...
2110 (INCLUDE): ... this.
2111 * Makefile.in, testsuite/Makefile.in: Regenerate.
2112
81ecdfbb
RW		 2113 * Makefile.in: Regenerate.
2114 * aclocal.m4: Likewise.
2115 * config.in: Likewise.
2116 * configure: Likewise.
2117 * testsuite/Makefile.in: Likewise.
2118
c462b41b
RW		 2119 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2120 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2121 * Makefile.in: Regenerate.
2122 * testsuite/Makefile.in: Regenerate.
2123
2da73f13
CC		 21242009-08-19 Cary Coutant <ccoutant@google.com>
2125
2126 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2127 symbols in shared libraries overridden by hidden or internal symbols
2128 in the main program.
2129
2db70501
CD		 21302009-08-19 Chris Demetriou <cgd@google.com>
2131
2132 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2133 checking source file names in error messages.
2134
f733487b
DK		 21352009-08-18 Doug Kwan <dougkwan@google.com>
2136
2137 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2138 an elcpp::Ehdr as parameter. Adjust call to set_target.
2139 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2140 an elfcpp::Ehdr as parameter.
2141 * object.cc (Object::set_target): Remove the version that looks up
2142 a target and sets it.
2143 (Sized_relobj::setup): Take a Target object instead of
2144 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2145 (make_elf_sized_object): Find target and ask target to
2146 make an ELF object.
2147 * object.h: (Object::set_target): Remove the version that looks up
2148 a target and sets it.
2149 (Sized_relobj::setup): Take a Target object instead of
2150 an elfcpp:Ehdr as parameter.
2151 * target.cc: Include dynobj.h.
2152 (Target::do_make_elf_object_implementation): New.
2153 (Target::do_make_elf_object): New.
2154 * target.h (Target::make_elf_object): New template declaration.
2155 (Target::do_make_elf_object): New method declarations.
2156 (Target::do_make_elf_object_implementation): New template declaration.
2157
cc70f101
ILT		 21582009-08-14 Ian Lance Taylor <iant@google.com>
2159
2160 * gold.h (FUNCTION_NAME): Define.
2161 (gold_unreachable): Use FUNCTION_NAME.
2162
ef5e0cb1
ST		 21632009-08-12 Sriraman Tallam <tmsriram@google.com>
2164
2165 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2166 symbol in the --keep-unique list is not found.
2167
48c187ce
ST		 21682009-08-12 Sriraman Tallam <tmsriram@google.com>
2169
2170 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2171 been maked as --keep-unique.
2172 (Icf::unfold_section): New function.
2173 * icf.h (Icf::unfold_section): New function.
2174 * options.h (General_options::keep_unique): New option.
2175 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2176 * testsuite/Makefile.in: Regenerate.
2177 * testsuite/icf_keep_unique_test.sh: New file.
2178 * testsuite/icf_keep_unique_test.cc: New file.
2179
645afe0c
CC		 21802009-08-12 Cary Coutant <ccoutant@google.com>
2181
2182 PR 10471
2183 * resolve.cc (Symbol_table::resolve): Check for references from
2184 dynamic objects to hidden and internal symbols.
2185 * testsuite/Makefile.am (hidden_test.sh): New test.
2186 * testsuite/Makefile.in: Regenerate.
2187 * testsuite/hidden_test.sh: New script.
2188 * testsuite/hidden_test_1.c: New test source.
2189 * testsuite/hidden_test_main.c: New test source.
2190
11af873f
DK		 21912009-08-11 Doug Kwan <dougkwan@google.com>
2192
2193 * arm.cc: Update comments.
2194 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2195 segment to locate the .ARM.exidx section if present.
2196
b9f7d72d
DK		 21972009-08-09 Doug Kwan <dougkwan@google.com>
2198
2199 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2200 patch.
2201
ddd3c53c
ST		 22022009-08-07 Sriraman Tallam <tmsriram@google.com>
2203 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2204 compiler warnings.
2205
27721062
ST		 22062009-08-06 Sriraman Tallam <tmsriram@google.com>
2207
2208 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2209 valid tls_segment only for non-debug-section relocations.
2210 * testsuite/Makefile.am: Add gc_tls_test.
2211 * testsuite/Makefile.in: Regenerate.
2212 * testsuite/gc_tls_test.cc: New file.
2213 * testsuite/gc_tls_test.sh: New file.
2214
ef15dade
ST		 22152009-08-05 Sriraman Tallam <tmsriram@google.com>
2216
2217 * icf.cc: New file.
2218 * icf.h: New file.
2219 * Makefile.am (CCFILES): Add icf.cc.
2220 (HFILES): Add icf.h
2221 * Makefile.in: Regenerate.
2222 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2223 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2224 section, symbol and addend information for the relocs.
2225 * gold.cc (queue_middle_tasks): Call identical code folding.
2226 * gold.h: Add defines for multimap.
2227 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2228 to the call of finalize_local_symbols.
2229 * main.cc (main): Create object of class Icf.
2230 * object.cc (Sized_relobj::do_layout): Allow this function to be
2231 called twice during icf.
2232 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2233 to sections marked as identical by icf.
2234 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2235 when available.
2236 (Sized_relobj::do_section_entsize): New function.
2237 * object.h (Object::section_entsize): New function.
2238 (Object::do_section_entsize): New pure virtual function.
2239 (Relobj::finalize_local_symbols): Add new parameter.
2240 (Relobj::do_section_entsize): New function.
2241 * options.h (General_options::icf): New option.
2242 (General_options::icf_iterations): New option.
2243 (General_options::print_icf_sections): New option.
2244 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2245 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2246 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2247 icf.
2248 * symtab.cc (Symbol_table::is_section_folded): New function.
2249 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2250 to sections marked as identical by icf.
2251 * symtab.h (Symbol_table::set_icf): New function.
2252 (Symbol_table::icf): New function.
2253 (Symbol_table::is_section_folded): New function.
2254 (Symbol_table::icf_): New data member.
2255 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2256 * testsuite/Makefile.am: Add commands to build icf_test.
2257 * testsuite/Makefile.in: Regenerate.
2258 * testsuite/icf_test.sh: New file.
2259 * testsuite/icf_test.cc: New file.
2260
c3b65ac4
CD		 22612009-07-24 Chris Demetriou <cgd@google.com>
2262
2263 * layout.cc (is_compressible_debug_section): Fix incorrect
2264 comment about compressed section names.
2265
1caf2c51
ILT		 22662009-07-20 Ian Lance Taylor <ian@airs.com>
2267
2268 PR 10419
2269 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2270
1ef4d87f
ILT		 22712009-07-16 Ian Lance Taylor <iant@google.com>
2272
2273 PR 10400
2274 * layout.h: #include <map>.
2275 (class Kept_section): Change from struct to class. Add accessors
2276 and setters. Add section size to Comdat_group mapping. Change
2277 Comdat_group to std::map. Add is_comdat_ field. Add
2278 linkonce_size field in union.
2279 (class Layout): Update declaration of find_or_add_kept_section.
2280 Don't declare find_kept_object.
2281 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2282 parameter. Add object, shndx, is_comdat, and is_group_name
2283 parameters. Change all callers. Adjust for new Kept_section.
2284 (Layout::find_kept_object): Remove.
2285 * object.cc (Sized_relobj::include_section_group): Update use of
2286 Kept_section. Rename secnum to shndx. Only record
2287 Kept_comdat_section if sections are the same size.
2288 (Sized_relobj::include_linkonce_section): Update use of
2289 Kept_section. Only record Kept_comdat_section if sections are the
2290 same size. Set size of linkonce section.
2291 (Sized_relobj::map_to_kept_section): Update call to
2292 get_kept_comdat_section.
2293 * object.h (class Sized_relobj): Rename fields in
2294 Kept_comdat_section to drop trailing underscores; change object
2295 field to Relobj*. Change Kept_comdat_section_table to store
2296 struct rather than pointer.
2297 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2298 Add kept_object and kept_shndx parameters. Change all callers.
2299 (Sized_relobj::get_kept_comdat_section): Change return type to
2300 bool. Add kept_object and kept_shndx parameters. Change all
2301 callers.
2302 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2303 Layout::find_or_add_kept_section.
2304
37c3b7b0
ILT		 23052009-07-09 Ian Lance Taylor <iant@google.com>
2306
2307 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2308 Reserve space in the hash table.
2309
98fa85cb
ILT		 23102009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2311
2312 * fileread.cc (File_read::get_mtime): New method.
2313 * fileread.h (Timespec): New structure.
2314 (File_read::get_mtime): New method.
2315 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2316 Renamed from timestamp_nsec.
2317 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2318 Elf_Xword.
2319 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2320 timestamp_nsec.
2321 (Incremental_inputs::report_archive): Save mtime; style fix.
2322 (Incremental_inputs::report_obejct): Save mtime; style fix.
2323 (Incremental_inputs::report_script): Save mtime; style fix.
2324 (Incremental_inputs::finalize_inputs): Style fix.
2325 (Incremental_inputs::finalize): Style fix.
2326 (Incremental_inputs::create_input_section_data): Store inputs
2327 mtime.
2328 * incremental.h (Incremental_inputs::report_script): Add mtime
2329 argument.
2330 (Incremental_inputs::Input_info::Input_info): Intialize only one
2331 union member.
2332 (Incremental_inputs::Input_info::archive): Move to nameless
2333 union.
2334 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2335 (Incremental_inputs::Input_info::script): Move to nameless union.
2336 (Incremental_inputs::mtime): New field.
2337 * script.cc (read_input_script): Pass file mtime to
2338 Incremental_input.
2339 * script.h (Script_info::inputs): Style fix.
2340
c9d70757
ILT		 23412009-07-01 Ian Lance Taylor <ian@airs.com>
2342
2343 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2344 instead of 32.
2345
9c547ec3
ILT		 23462009-06-24 Ian Lance Taylor <iant@google.com>
2347
2348 PR 10156
2349 * layout.cc (Layout::choose_output_section): If we find an
2350 existing section, update the flags.
2351 (Layout::create_notes): New function, broken out of
2352 Layout::finalize.
2353 (Layout::finalize): Don't create note sections.
2354 (Layout::create_note): Don't crash if linker script discards
2355 section.
2356 (Layout::create_gold_note): Likewise.
2357 (Layout::create_build_id): Likewise. Don't set
2358 after_input_sections on the section.
2359 (Layout::create_executable_stack_info): Remove target parameter.
2360 Change caller.
2361 * layout.h (class Layout): Declare create_notes. Update
2362 declaration of create_executable_stack_info.
2363 * gold.cc (queue_middle_tasks): Call create_notes.
2364 * output.cc (Output_section::update_flags_for_input_section): Move
2365 here from output.h. If SHF_ALLOC flag is newly set, mark address
2366 invalid.
2367 * output.h (Output_data::mark_address_invalid): New function.
2368 (class Output_section): Only declare, not define,
2369 update_flags_for_input_section. Remove set_flags.
2370
55458500
ILT		 23712009-06-24 Ian Lance Taylor <iant@google.com>
2372
2373 * script-sections.cc (Output_section_definition::
2374 set_section_addresses): Rename shadowing local load_address to
2375 laddr.
2376
1307d6cd
ILT		 23772009-06-24 Ian Lance Taylor <iant@google.com>
2378
2379 PR 10244
2380 * reloc.cc (relocate_sections): Skip empty relocation sections.
2381
ec3f783e
ILT		 23822009-06-23 Ian Lance Taylor <iant@google.com>
2383
2384 PR 10156
2385 * layout.cc (Layout::create_note): Use choose_output_section
2386 rather than make_output_section.
2387
459c9f1c
ILT		 23882009-06-23 Ian Lance Taylor <iant@google.com>
2389
2390 PR 10237
2391 * options.cc (General_options::parse_V): Set printed_version_.
2392 (General_options::General_options): Initialize printed_version_.
2393 * options.h (class General_options): Add printed_version_ field.
2394 * gold.cc (queue_initial_tasks): If there are no input files,
2395 don't give a fatal error if we printed the version information.
2396 (queue_middle_tasks): If using -r with a shared object, give a
2397 fatal error rather than an ordinary error.
2398
1518dc8f
ILT		 23992009-06-23 Ian Lance Taylor <iant@google.com>
2400
2401 PR 10219
2402 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2403 (Layout::make_output_section): Set have_stabstr_section_ if we see
2404 a .stab*str section.
2405 (Layout::finalize): Call link_stabs_sections.
2406 (Layout::link_stabs_sections): New file.
2407 * layout.h (class Layout): Add have_stabstr_section_ field.
2408 Declare link_stabs_sections.
2409
3d857b98
DK		 24102009-06-23 Doug Kwan <dougkwan@google.com>
2411
2412 * Makefile.am (libgold_a_LIBADD): New.
2413 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2414 * Makefile.in: Regenerate.
2415 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2416 * configure: Regenerate.
2417 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2418 * fileread.cc: Include sys/state.h
2419 * gold.h: Declare memmem and strndup if found missing.
2420 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2421
0639a6f6
ILT		 24222009-06-23 Ian Lance Taylor <iant@google.com>
2423
2424 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2425 * configure: Rebuild.
2426
8d63875c
ILT		 24272009-06-23 Ian Lance Taylor <iant@google.com>
2428
2429 PR 10147
2430 * object.cc (Object::section_contents): Don't try to get a view if
2431 the section has length zero.
2432 (Object::handle_gnu_warning_section): If the section is empty, use
2433 the name of the section as the warning.
2434
f7c8a183
ILT		 24352009-06-23 Ian Lance Taylor <iant@google.com>
2436
2437 PR 10133
2438 * stringpool.h (class Stringpool_template): Add optimize_ field.
2439 (Stringpool_template::set_optimize): New function.
2440 * stringpool.cc (Stringpool_template::Stringpool_template):
2441 Initialize optimize_ field.
2442 (Stringpool_template::set_string_offsets): Test local optimize
2443 fild rather than parameter.
2444 * layout.cc (Layout::Layout): Call set_optimize on the section
2445 name stringpool.
2446
e6a307ba
ILT		 24472009-06-22 Ian Lance Taylor <iant@google.com>
2448
2449 PR 10030
2450 * yyscript.y: Parse TARGET.
2451 * script.cc (script_set_target): New function.
2452 * script-c.h (script_set_target): Declare.
2453 * options.cc (General_options::string_to_object_format): Rename
2454 from string_to_object_format in anonymous namespace. Change
2455 callers.
2456 * options.h (class General_options): Declare
2457 string_to_object_format.
2458
3ee173de
ILT		 24592009-06-22 Ian Lance Taylor <iant@google.com>
2460
2461 * script-sections.cc (Script_sections::create_segments): Don't put
2462 program headers in a PT_LOAD segment if -n or -N.
2463
24642009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2465
2466 PR 10141
2467 * options.h (class General_options): Add -z lazy and -z now. Sort
2468 -z options into alphabetical order.
2469 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2470
cd6739a1 24712009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2472
2473 * layout.cc (Layout::make_output_section): Call
2474 Target::new_output_section.
2475 (Layout::attach_allocated_section_to_segment): Put large section
2476 sections in a separate load segment with the large segment flag
2477 set.
2478 (Layout::segment_precedes): Sort large data segments after other
2479 load segments.
2480 (align_file_offset): New static function.
2481 (Layout::set_segment_offsets): Use align_file_offset.
2482 * output.h (class Output_section): Add is_small_section_ and
2483 is_large_section_ fields.
2484 (Output_section::is_small_section): New function.
2485 (Output_section::set_is_small_section): New function.
2486 (Output_section::is_large_section): New function.
2487 (Output_section::set_is_large_section): New function.
2488 (Output_section::is_large_data_section): New function.
2489 (class Output_segment): Add is_large_data_segment_ field.
2490 (Output_segment::is_large_data_segment): New function.
2491 (Output_segment::set_is_large_data_segment): New function.
2492 * output.cc (Output_section::Output_section): Initialize new
2493 fields.
2494 (Output_segment::Output_segment): Likewise.
2495 (Output_segment::add_output_section): Add assertion that large
2496 data sections always go in large data segments. Force small data
2497 sections to the end of the list of data sections. Force small BSS
2498 sections to the start of the list of BSS sections. For large BSS
2499 sections to the end of the list of BSS sections.
2500 * symtab.h (class Symbol): Declare is_common_shndx.
2501 (Symbol::is_defined): Check Symbol::is_common_shndx.
2502 (Symbol::is_common): Likewise.
2503 (class Symbol_table): Define enum Commons_section_type. Update
2504 declarations. Add small_commons_ and large_commons_ fields.
2505 * symtab.cc (Symbol::is_common_shndx): New function.
2506 (Symbol_table::Symbol_table): Initialize new fields.
2507 (Symbol_table::add_from_object): Put small and large common
2508 symbols in the right list.
2509 (Symbol_table::sized_finalized_symbol): Check
2510 Symbol::is_common_shndx.
2511 (Symbol_table::sized_write_globals): Likewise.
2512 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2513 common symbol lists. Don't call do_allocate_commons_list if the
2514 list is empty.
2515 (Symbol_table::do_allocate_commons_list): Remove is_tls
2516 parameter. Add comons_section_type parameter. Change all
2517 callers. Handle small and large common symbols.
2518 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2519 Symbol::is_common_shndx.
2520 * resolve.cc (symbol_to_bits): Likewise.
2521 * target.h (Target::small_common_shndx): New function.
2522 (Target::small_common_section_flags): New function.
2523 (Target::large_common_shndx): New function.
2524 (Target::large_common_section_flags): New function.
2525 (Target::new_output_section): New function.
2526 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2527 small_common_section_flags, and large_common_section_flags
2528 fields.
2529 (Target::do_new_output_section): New virtual function.
2530 * arm.cc (Target_arm::arm_info): Initialize new fields.
2531 * i386.cc (Target_i386::i386_info): Likewise.
2532 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2533 Likewise.
2534 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2535 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2536 (Target_x86_64::do_new_output_section): New function.
2537 * configure.ac: Define conditional MCMODEL_MEDIUM.
2538 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2539 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2540 (large_LDFLAGS): Define.
2541 * testsuite/large.c: New file.
2542 * testsuite/testfile.cc (Target_test::test_target_info):
2543 Initialize new fields.
2544 * configure, testsuite/Makefile.in: Rebuild.
2545
bb04269c
DK		 25462009-06-05 Doug Kwan <dougkwan@google.com>
2547
2548 * Makefile.am (CCFILES): Add target.cc.
2549 * Makefile.in: Regenerate.
2550 * i386.cc (class Target_i386): Define new virtual method to
2551 override do_is_local_label_name in parent.
2552 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2553 local symbols if --discard-locals or -X is given.
2554 * options.h (class General_options): Declare new options
2555 '--discard-locals' and '-X' for discarding locals.
2556 * target.h (class Target): Define new methods is_local_label_name.
2557 Declare new virtual method do_is_local_label_name.
2558 * target.cc: New file.
2559 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2560 (check_SCRIPTS): Add discard_locals_test.sh.
2561 (check_DATA): Add discard_local_tests.syms.
2562 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2563 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2564 * testsuite/Makefile.in: Regenerate.
2565 * testsuite/discard_locals_test.c: New file.
2566 * testsuite/discard_locals_test.sh: Same.
2567
805bb01c
DK		 25682009-06-05 Doug Kwan <dougkwan@google.com>
2569
2570 * object.cc (Sized_relobj::Sized_relobj): Initialize
2571 discarded_eh_frame_shndx_ to -1U.
2572 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2573 section.
2574 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2575 a discarded .eh_frame section.
2576 (Sized_relobj::do_finalize_local_symbols): Ditto.
2577 * object.h (class Sized_relobj): Declare new member
2578 discarded_eh_frame_shndx_.
2579 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2580 (local_labels_test.o, local_labels_test): New rules.
2581 * testsuite/Makefile.in: Regenerate.
2582
1dcd334d
DK		 25832009-06-04 Doug Kwan <dougkwan@google.com>
2584
2585 * layout.cc (Layout::section_name_mapping): Add mapping for
2586 special ARM sections.
2587
96d49306
DK		 25882009-06-03 Doug Kwan <dougkwan@google.com>
2589
2590 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2591 (utils::has_overflow): Same.
2592
dff16297
ILT		 25932009-06-03 Ian Lance Taylor <iant@google.com>
2594
2595 * layout.cc (Layout::section_name_mapping): New array, replacing
2596 Layout::linkonce_mapping.
2597 (Layout::section_name_mapping_count): New variable, replacing
2598 Layout::linkonce_mapping_count.
2599 (Layout::linkonce_output_name): Remove.
2600 (Layout::output_section_name): Rewrite.
2601 * layout.h (class Layout): Rename Linkonce_mapping to
2602 Section_name_mapping, linkonce_mapping to section_name_mapping,
2603 linkonce_mapping_count to section_name_mapping_count. Don't
2604 declare linkonce_output_name.
2605
c121c671
DK		 26062009-06-03 Doug Kwan <dougkwan@google.com>
2607
2608 * gold/arm.cc (namespace utils): New.
2609 (Target_arm::reloc_is_non_pic): Define new method.
2610 (class Arm_relocate_functions): New.
2611 (Target_arm::Relocate::relocate): Handle relocation types used by
2612 Android.
2613
07800fab
ILT		 26142009-06-03 Ian Lance Taylor <iant@google.com>
2615
2616 * arm.cc (Target_arm::scan::global): Use || instead of |.
2617
c121c671
DK		 26182009-06-02 Doug Kwan <dougkwan@google.com>
2619
2620 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2621 issued_non_pic_error_.
2622 (class Target_arm::Scan): Declare new method check_non_pic.
2623 Define new method symbol_needs_plt_entry.
2624 Declare new data member issued_non_pic_error_.
2625 (class Target_arm::Relocate): Declare new method
2626 should_apply_static_reloc.
2627 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2628 (Target_arm::Scan::check_non_pic): Define new method.
2629 (Target_arm::Scan::local): Handle a small subset of reloc types used
2630 by Android.
2631 (Target_arm::Scan::local): Same.
2632 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2633
b19b0c6d
ILT		 26342009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2635
2636 * incremental.cc (Incremental_inputs::report_command_line): Filter
2637 out --incremental-* options.
2638
94cdfcff
DK		 26392009-05-29 Doug Kwan <dougkwan@google.com>
2640
2641 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2642 template class.
2643 (class Target_arm): Update comment.
2644 (Target_arm::Target_arm): Initialize new data members GOT_,
2645 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2646 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2647 and Target_arm::rel_dyn_section.
2648 Declare new_enum Target_arm::Got_type.
2649 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2650 and DYNBSS_.
2651 Update commments for member do_dynsym_value.
2652 (Target_arm::got_size, Target_arm::plt_section,
2653 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2654 new methods inside class defintion.
2655 (Target_arm::got_section): Define new method.
2656 (Target_arm::rel_dyn_section): Same.
2657 (Output_data_plt_arm): New template class.
2658 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2659 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2660 (Output_data_plt_arm::add_entry): Same.
2661 (Output_data_plt_arm::first_plt_entry): Define new
2662 static data member for PLT instruction template.
2663 (Output_data_plt_arm::plt_entry): Same.
2664 (Output_data_plt_arm::do_write): Define new method.
2665 (Target_arm::make_plt_entry): Same.
2666 (Target_arm::do_finalize_sections): Same.
2667 (Target_arm::do_dynsym_value): Same.
2668
4a657b0d
DK		 26692009-05-28 Doug Kwan <dougkwan@google.com>
2670
2671 * Makefile.am (TARGETSOURCES): Add arm.cc.
2672 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2673 * Makefile.in: Regenerate.
2674 * arm.cc: New file.
2675 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2676
e7ae8c36
DK		 26772009-05-26 Doug Kwan <dougkwan@google.com>
2678
2679 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2680 (General_options::check_excluded_libs): Strip off directories in
2681 archive name before matching like GNU ld does.
2682 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2683 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2684 (exclude_libs_test_LDFLAGS): Add linker option
2685 -Wl,--exclude-libs,libexclude_libs_test_3
2686 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2687 an explicit archive without using -l.
2688 (alt/libexclude_libs_test_3.a): New make rule.
2689 * testsuite/Makefile.in: Regenerate.
2690 * testsuite/exclude_libs_test.c : Declare lib3_default().
2691 (main): Call it.
2692 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2693 * exclude_libs_test_3.c: New file.
2694
f12e7348
NC		 26952009-05-26 Nick Clifton <nickc@redhat.com>
2696
2697 * po/id.po: New Indonesian translation.
2698 * po/gold.pot: Updated template file.
2699
4daadc0d
ST		 27002009-05-22 Sriraman Tallam <tmsriram@google.com>
2701
2702 * testsuite/Makefile.am: Add -ffunction-sections to compile
2703 gc_comdat_test files. Add -Wl,--gc-sections to build
2704 gc_comdat_test.
2705 * testsuite/Makefile.in: Regenerate.
2706 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2707
531813ad
ST		 27082009-05-21 Sriraman Tallam <tmsriram@google.com>
2709
2710 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2711 kept comdat section was garbage collected.
2712 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2713 * testsuite/Makefile.in: Regenerate.
2714 * testsuite/gc_comdat_test.sh: New file.
2715 * testsuite/gc_comdat_test_1.cc: New file.
2716 * testsuite/gc_comdat_test_2.cc: New file.
2717
65514900
CC		 27182009-05-19 Doug Kwan <dougkwan@google.com>
2719
2720 * archive.cc (Archive::Archive): Move constructor from archive.h
2721 to here. Initialize no_export_.
2722 (Archive::get_elf_object_for_member): Set no_export flag of object.
2723 * archive.h (Archive::Archive): Move constructor body to
2724 archive.cc.
2725 (Archive::no_export): New method.
2726 (Archive::no_export_): New field.
2727 * object.h (Object::Object): Initialize no_export_ to false.
2728 (Object::no_export, Object::set_no_export): New methods.
2729 (Object::no_export_): New field.
2730 * options.cc (General_options::parse_exclude_libs): New method.
2731 (General_options::check_excluded_libs) Same.
2732 * options.h (exclude_libs): New option.
2733 (General_options::check_excluded_libs): New method declaration.
2734 (General_options::excluded_libs_): New field.
2735 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2736 default or protected visibility if an object has no-export flag set.
2737 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2738 (check_SCRIPTS): Add exclude_libs_test.sh.
2739 (check_DATA): Add exclude_libs_test.syms.
2740 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2741 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2742 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2743 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2744 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2745 libexclude_libs_test_2.a): New rules.
2746 * testsuite/Makefile.in: Regenerate.
2747 * testsuite/exclude_libs_test.c: New file.
2748 * testsuite/exclude_libs_test.sh: Ditto.
2749 * testsuite/exclude_libs_test_1.c: Ditto.
2750 * testsuite/exclude_libs_test_2.c: Ditto.
2751
1b77ea50
ILT		 27522009-05-15 Ian Lance Taylor <iant@google.com>
2753
2754 * configure.ac: Check for declarations for cases where libiberty.h
2755 checks HAVE_DECL_xxx.
2756 * configure, config.in: Rebuild.
2757
072fe7ce
ILT		 27582009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2759
2760 * gold.h (Incremental_argument_list): Remove (invalid) forward
2761 declaration.
2762 * incremental.cc (Incremental_inputs::report_achive): New method.
2763 (Incremental_inputs::report_object): New method.
2764 (Incremental_inputs::report_script): New method.
2765 (Incremental_inputs::finalize_inputs): New method.
2766 (Incremental_inputs::finalize): Call finalize_inputs().
2767 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2768 Create inputs entries.
2769 * incremental.h (Incremental_input_type): New enum.
2770 (Incremental_inputs::Incremental_input): Initialize new fields.
2771 (Incremental_inputs::report_inputs): New method.
2772 (Incremental_inputs::report_achive): New method.
2773 (Incremental_inputs::report_object): New method.
2774 (Incremental_inputs::report_script): New method.
2775 (Incremental_inputs::finalize_inputs): New method.
2776 (Incremental_inputs::Input_info): New struct.
2777 (Incremental_inputs::Input_info_map): New typedef.
2778 (Incremental_inputs::lock_): New field.
2779 (Incremental_inputs::Inputs_): New field.
2780 (Incremental_inputs::Inputs_map): New field.
2781 * main.cc (main): Call Incremental_input::report_inputs.
2782 * options.h (Input_argument_list): Typedef moved from
2783 Input_arguments.
2784 (Input_file_group::Files): Remove, use ::Input_argument_list.
2785 (Input_file_group::Input_argument_list): Remove, use
2786 ::Input_argument_list.
2787 * plugin.cc (Plugin_manager::add_input_file): Add error in
2788 incremental build.
2789 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2790 functions.
2791 * script.cc (read_input_script): Call
2792 Incremental_input::report_script.
2793 * script.h (Script_info): New class.
2794
b0481b0b
ILT		 27952009-04-27 Ian Lance Taylor <iant@google.com>
2796
2797 * x86_64.cc (do_adjust_output_section): Set entsize to
2798 plt_entry_size.
2799
b22a5a41 28002009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2801
2802 * output.cc (Output_file::close): After short writes, continue
2803 writing from the correct offset in the buffer being written.
2804
40fde488
CD		 28052009-04-23 Chris Demetriou <cgd@google.com>
2806
2807 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2808 * configure: Regenerate.
2809 * config.in: Regenerate.
2810 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2811 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2812
3ce2c28e
ILT		 28132009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2814
2815 * incremental.cc (Incremental_inputs_header_data): Renamed from
2816 Incremental_input_header_data.
2817 (Incremental_inputs_header_data::data_size): New field.
2818 (Incremental_inputs_header_data::put_input_file_count): Renamed
2819 from input_file_count.
2820 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2821 from command_line_offset.
2822 (Incremental_inputs_header_data::put_reserved): Renamed from
2823 put_reserved.
2824 (Incremental_inputs_entry_data): Renamed from
2825 Incremental_input_entry_data.
2826 (Incremental_inputs_entry_data::data_size): New field.
2827 (Incremental_inputs::report_command_line): New method.
2828 (Incremental_inputs::finalize): New method.
2829 (Incremental_inputs::create_incremental_inputs_data): New method.
2830 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2831 * incremental.h: New file.
2832 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2833 (Layout::finalize): Create incremental inputs section in
2834 incremental builds.
2835 (Layout::create_incremental_info_sections): New method.
2836 * layout.h (Layout::incremental_inputs): New method.
2837 (Layout::create_incremental_info_sections): New method.
2838 (Layout::incremental_inputs_): New field.
2839 * main.cc (main): Notify Incremental_input of the command line.
2840
e55bde5e
ILT		 28412009-04-01 Ian Lance Taylor <iant@google.com>
2842 Mikolaj Zalewski <mikolajz@google.com>
2843
2844 * gold.h (reserve_unordered_map): Define, three versions, one for
2845 each version of Unordered_map.
2846 * layout.cc (Layout::Layout): Remove options parameter. Add
2847 number_of_input_files parameter. Don't initialize options_.
2848 Initialize number_of_input_files_ and resized_signatures_. Move
2849 sections_are_attached_.
2850 (Layout::layout_group): Reserve space for group_signatures_.
2851 (Layout::find_or_add_kept_section): Change name parameter to be a
2852 reference. Resize signatures_ map when it gets large enough.
2853 (Layout::layout_eh_frame): Use parameters->options() instead of
2854 this->options_.
2855 (Layout::make_output_section): Likewise.
2856 (Layout::attach_allocated_section_to_segment): Likewise.
2857 (Layout::finalize, Layout::create_executable_stack): Likewise.
2858 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2859 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2860 * layout.h (class Layout): Update declarations. Remove options_
2861 field. Add number_of_input_files_ and resized_signatures_
2862 fields. Move sections_are_attached_ field.
2863 * main.cc (main): Pass number of input files to Layout
2864 constructor. Don't pass options.
2865
154b857c
ILT		 28662009-03-30 Ian Lance Taylor <iant@google.com>
2867
2868 * ffsll.c (ffsll): Correct implementation.
2869
2f35ab9b
ILT		 28702009-03-27 Ian Lance Taylor <iant@google.com>
2871
fd03461a
ILT		 2872 * ffsll.c: New file.
2873 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2874 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2875 * ftruncate.c (ftruncate): Declare before definition.
2876 * mremap.c (mremap): Likewise.
2877 * pread.c (pread): Likewise.
2878 * configure, Makefile.in, config.in: Rebuild.
2879
2f35ab9b
ILT		 2880 * mremap.c: New file.
2881 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2882 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2883 (mremap): Declare if HAVE_MREMAP is not defined.
2884 * configure, Makefile.in, config.in: Rebuild.
2885
33aea2fd
CC		 28862009-03-27 Cary Coutant <ccoutant@google.com>
2887
2888 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2889 position independent.
2890 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2891 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2892
6d479619
CC		 28932009-03-24 Cary Coutant <ccoutant@google.com>
2894
2895 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2896 an executable.
2897 (needs_dynamic_reloc): Likewise.
2898
afc06bb8
ILT		 28992009-03-24 Ian Lance Taylor <iant@google.com>
2900
2901 * yyscript.y (file_cmd): Recognize EXTERN.
2902 (extern_name_list, extern_name_list_body): New nonterminals.
2903 * script.cc (script_add_extern): Define.
2904 * script-c.h (script_add_extern): Declare.
2905
f6060a4d
ILT		 29062009-03-24 Rafael Avila de Espindola <espindola@google.com>
2907
2908 * object.cc (is_elf_object): Define.
2909 * object.h (is_elf_object): Declare.
2910 * archive.cc (Archive::get_elf_object_for_member): Call
2911 is_elf_object.
33aea2fd 2912 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2913
26736d8e
ILT		 29142009-03-24 Elliott Hughes <enh@google.com>
2915
2916 * output.cc (Output_file::map_anonymous): Define.
2917 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2918 try an anonymous one. Report the size if the mmap fails.
2919 * output.h (class Output_file): Declare map_anonymous.
2920
22fd9730
ILT		 29212009-03-24 Ian Lance Taylor <iant@google.com>
2922
2923 * target-select.cc (instantiate_target): Don't acquire the lock if
2924 the instantiated_target_ field has already been set.
2925
cb010894
ILT		 29262009-03-23 Ian Lance Taylor <iant@google.com>
2927
7f055c20
ILT		 2928 * gold-threads.h (class Initialize_lock): Define.
2929 * gold-threads.cc (class Initialize_lock_once): Define.
2930 (initialize_lock_control): New static variable.
2931 (initialize_lock_pointer): New static variable.
2932 (initialize_lock_once): New static function.
2933 (Initialize_lock::Initialize_lock): Define.
2934 (Initialize_lock::initialize): Define.
2935 * target-select.h: Include "gold-threads.h".
2936 (class Target_selector): Add lock_ and initialize_lock_ fields.
2937 Don't define instantiate_target, just declare it.
2938 * target-select.cc (Target_selector::Target_selector): Initialize
2939 new fields.
2940 (Target_selector::instantiate_target): Define.
2941 * descriptors.h: Include "gold-threads.h".
2942 (class Descriptors): Add initialize_lock_ field.
2943 * descriptors.cc (Descriptors::Descriptors): Initialize new
2944 field.
2945 (Descriptors::open): Use initialize_lock_ field
2946 * errors.h (class Errors): Add initialize_lock_ field.
2947 * errors.cc (Errors::Errors): Initialize new field.
2948 (Errors::initialize_lock): Use initialize_lock_ field.
2949 * powerpc.cc (class Target_selector_powerpc): Remove
2950 instantiated_target_ field. In do_recognize call
2951 instantiate_target rather than do_instantiate_target. In
2952 do_instantiate_target just allocate a new target.
2953 * sparc.cc (class Target_selector_sparc): Likewise.
2954
36959681
ILT		 2955 * freebsd.h: New file.
2956 * i386.cc: Include "freebsd.h".
2957 (Target_i386): Derive from Target_freebsd rather than
2958 Sized_target.
2959 (Target_selector_i386): Derive from Target_selector_freebsd rather
2960 than Target_selector.
2961 * x86_64.cc: Include "freebsd.h".
2962 (Target_x86_64): Derive from Target_freebsd rather than
2963 Sized_target.
2964 (Target_selector_x86_64): Derive from Target_selector_freebsd
2965 rather than Target_selector.
2966 * target.h (class Target): Add adjust_elf_header and
2967 do_adjust_elf_header.
2968 * output.cc (Output_file_header:: do_sized_write): Call target
2969 adjust_elf_header routine.
2970 * configure.tgt: Set targ_osabi.
2971 * configure.ac: Define GOLD_DEFAULT_OSABI.
2972 * parameters.cc (Parameters::default_target): Pass
2973 GOLD_DEFAULT_OSABI to select_target.
2974 * target-select.h (class Target_selector): Make instantiate_target
2975 protected rather than private.
2976 * Makefile.am (HFILES): Add freebsd.h.
2977 * configure, Makefile.in, config.in: Rebuild.
2978
cb010894
ILT		 2979 * merge.cc (do_add_input_section): Correct pend value. Change
2980 message about last entry not being null terminated from error to
2981 warning.
2982
0e879927
ILT		 29832009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2984
2985 * incremental.cc: New file.
2986 * Makefile.am (CCFILES): Add incremental.cc.
2987 * Makefile.in: Rebuild.
2988
41105937
PP		 29892009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2990
2991 * layout.cc (Layout::output_section_name): Preserve names
2992 of '.note.' sections.
2993
60439920
ILT		 29942009-03-19 Ian Lance Taylor <iant@google.com>
2995
2996 * descriptors.cc (Descriptors::open): Check that the options are
2997 valid before using them.
2998
0d371ad3
ILT		 29992009-03-18 Ian Lance Taylor <iant@google.com>
3000
3001 * script-sections.h: Include <list>.
3002 (class Script_sections): Change Sections_elements from std::vector
3003 to std::list. Typedef public Elements_iterator. Add
3004 orphan_section_placement_, data_segment_align_start_, and
3005 saw_data_segment_align_ fields. Remove data_segment_align_index_
3006 field.
3007 * script-sections.cc (class Orphan_section_placement): New class.
3008 (class Sections_element): Add virtual functions is_relro and
3009 orphan_section_init. Remove virtual function place_orphan_here.
3010 (class Output_section_definition): Add is_relro and
3011 orphan_section_init. Remove place_orphan_here.
3012 (class Orphan_output_section): Likewise.
3013 (Script_sections::Script_sections): Update for field changes.
3014 (Script_sections::data_segment_align): Set saw_data_segment_align_
3015 and data_segment_align_start_, not data_segment_align_index.
3016 (Script_sections::data_segment_relro_end): Check
3017 saw_data_segment_align_. Use data_segment_align_start_ rather
3018 than data_segment_align_index_.
3019 (Script_sections::place_orphan): Rewrite to use
3020 Orphan_section_placement.
3021
9201d894
ILT		 30222009-03-17 Ian Lance Taylor <iant@google.com>
3023
9c5b8369
ILT		 3024 * archive.cc (Archive::add_symbols): Check for a version attached
3025 to the symbol name in the archive map.
3026 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3027 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3028 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3029 (ver_test_11.a): New target.
3030 * testsuite/Makefile.in: Rebuild.
3031
9201d894
ILT		 3032 * configure.ac: Check for chsize and posix_fallocate. Replace
3033 ftruncate.
3034 * ftruncate.c: New file, from gnulib.
3035 * output.cc (posix_fallocate): Define dummy version if not
3036 HAVE_POSIX_FALLOCATE.
3037 (Output_file::map): Call posix_fallocate rather than lseek and
3038 write.
3039 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3040 * configure, Makefile.in, config.in: Rebuild.
3041
ef4ab7a8
PP		 30422009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3043
3044 * layout.h (Layout::create_note): Add section_name parameter.
3045 * layout.cc (Layout::create_note): Likewise.
3046 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3047
8c500701
ILT		 30482009-03-17 Ian Lance Taylor <iant@google.com>
3049
e85b18e1
ILT		 3050 * descriptors.cc: Include "options.h".
3051 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3052 (Descriptors::open): Always use O_CLOEXEC when opening a new
3053 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3054 then set FD_CLOEXEC.
3055
9efe6174
ILT		 3056 * sparc.cc (class Target_sparc): Add has_got_section.
3057 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3058 make sure we have a GOT section.
3059
3060 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3061 (Target_sparc::Scan::local): Likewise.
3062 (Target_sparc::Scan::global): Likewise.
3063 (Target_sparc::Relocate::relocate): Likewise.
3064 (Target_sparc::Relocate::relocate_tls): Likewise.
3065
8c500701
ILT		 3066 * symtab.cc (Symbol_table::define_default_version): New function,
3067 broken out of add_from_object.
3068 (Symbol_table::add_from_object): Call define_default_version.
3069 (Symbol_table::define_special_symbol): Add resolve_oldsym
3070 parameter. Change all callers. If the version for a symbol comes
3071 from a version script, resolve it with the symbol with the same
3072 name with no version. Also add the symbol without a version if
3073 appropriate.
3074 (do_define_in_output_data): If resolving with oldsym, don't delete
3075 sym.
3076 (do_define_in_output_segment): Likewise.
3077 (do_define_as_constant): Likewise.
3078 * symtab.h (class Symbol_table): Update declarations.
3079
f1ed28fb
ILT		 30802009-03-13 Ian Lance Taylor <iant@google.com>
3081
15f8229b
ILT		 3082 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3083 (Read_symbols::requeue): New function.
3084 (Read_symbols::do_read_symbols): If make_elf_object fails because
3085 the target type is not configured, and the file was searched for,
3086 issue a warning and retry with the next directory.
3087 (Add_symbols::run): If the file has an incompatible format, and
3088 it was searched for, requeue the Read_symbols task. On error,
3089 release the object.
3090 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3091 dirindex parameter to constructor. Change all callers. Declare
3092 incompatible_warning and requeue.
3093 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3094 input_argument_ and input_group_ fields. Add them to
3095 constructor. Change all callers.
3096 (class Read_script): Add dirindex_ field. Add it to constructor.
3097 Change all callers.
3098 * archive.cc (Archive::setup): Remove input_objects parameter.
3099 Change all callers.
3100 (Archive::get_file_and_offset): Likewise.
3101 (Archive::read_all_symbols): Likewise.
3102 (Archive::read_symbols): Likewise.
3103 (Archive::get_elf_object_for_member): Remove input_objects
3104 parameter. Add punconfigured parameter. Change all callers.
3105 (Archive::add_symbols): Change return type to bool. Check return
3106 value of include_member.
3107 (Archive::include_all_members): Likewise.
3108 (Archive::include_member): Change return type to bool. Return
3109 false if first included object has incompatible target. Set
3110 included_member_ field.
3111 (Add_archive_symbols::run): If add_symbols returns false, requeue
3112 Read_symbols task.
3113 * archive.h (class Archive): Add included_member_ field.
3114 Initialize it in constructor. Add input_file and searched_for
3115 methods. Update declarations.
3116 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3117 input_argument_ fields. Add them to constructor. Change all
3118 callers.
3119 * script.cc: Include "target-select.h".
3120 (class Parser_closure): Add skip_on_incompatible_target_ and
3121 found_incompatible_target_ fields. Add
3122 skip_on_incompatible_target parameter to constructor. Change all
3123 callers. Add methods skip_on_incompatible_target,
3124 clear_skip_on_incompatible_target, found_incompatible_target, and
3125 set_found_incompatible_target.
3126 (read_input_script): Add dirindex parameter. Change all callers.
3127 If parser finds an incompatible target, requeue Read_symbols
3128 task.
3129 (script_set_symbol): Clear skip_on_incompatible_target in
3130 closure.
3131 (script_add_assertion, script_parse_option): Likewise.
3132 (script_start_sections, script_add_phdr): Likewise.
3133 (script_check_output_format): New function.
3134 * script.h (read_input_script): Update declaration.
3135 * script-c.h (script_check_output_format): Declare.
3136 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3137 (ignore_cmd): Remove OUTPUT_FORMAT.
3138 * fileread.cc (Input_file::Input_file): Add explicit this.
3139 (Input_file::will_search_for): New function.
3140 (Input_file::open): Add pindex parameter. Change all callers.
3141 * fileread.h (class Input_file): Add input_file_argument method.
3142 Declare will_search_for. Update declarations.
3143 * object.cc (make_elf_object): Add punconfigured parameter.
3144 Change all callers.
3145 * object.h (class Object): Make input_file public. Add
3146 searched_for method.
3147 (make_elf_object): Update declaration.
3148 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3149 restart search.
3150 * dirsearch.h (class Dirsearch): Update declaration.
3151 * options.h (class General_options): Add --warn-search-mismatch.
3152 * parameters.cc (Parameters::is_compatible_target): New function.
3153 * parameters.h (class Parameters): Declare is_compatible_target.
3154 * workqueue.cc (Workqueue::add_blocker): New function.
3155 * workqueue.h (class Workqueue): Declare add_blocker.
3156
f1ed28fb
ILT		 3157 * fileread.cc (Input_file::open): Remove options parameter.
3158 Change all callers.
3159 (Input_file::open_binary): Likewise.
3160 * script.cc (read_input_script): Likewise.
3161 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3162 options parameter from constructor. Change all callers.
3163 (class Read_script): Likewise.
3164 * fileread.h (class Input_file): Update declarations.
3165 * script.h (read_input_script): Update declaration.
3166
34dd024a
NC		 31672009-03-10 Nick Clifton <nickc@redhat.com>
3168
3169 * po/es.po: New Spanish translation.
3170
6d71b17c
CC		 31712009-03-06 Cary Coutant <ccoutant@google.com>
3172
3173 * options.cc (parse_short_option): Keep dash_z from registering itself.
3174
031cdbed
ILT		 31752009-03-03 Ian Lance Taylor <iant@google.com>
3176
3177 PR 9918
3178 * target-reloc.h (relocate_section): Pass output_section to
3179 relocate.
3180 * i386.cc (Target_i386::should_apply_static_reloc): Add
3181 output_section parameter. Change all callers.
3182 (Target_i386::Relocate::relocate): Add output_section parameter.
3183 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3184 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3185 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3186 * testsuite/two_file_shared.sh: New script.
3187 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3188 (check_DATA): Add two_file_shared.dbg.
3189 (two_file_shared.dbg): New target.
3190 * testsuite/Makefile.in: Rebuild.
3191
15d5fa16
ILT		 31922009-03-01 Ian Lance Taylor <iant@google.com>
3193
3194 * configure.ac: Check for byteswap.h.
3195 * configure: Rebuild.
3196 * config.in: Rebuild.
3197
8a4c0b0d
ILT		 31982009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3199
3200 * layout.cc (Layout::find_or_add_kept_section): New function.
3201 (Layout::add_comdat): Removed.
3202 * layout.h (struct Kept_section): Move out of class Layout.
3203 Remove trailing underscores from field names. Add group_sections
3204 field. Rename group_ field to is_group. Change all uses.
3205 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3206 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3207 comdat_groups_ field.
3208 (Sized_relobj::include_section_group): Use
3209 find_or_add_kept_section and Kept_section::group_sections.
3210 (Sized_relobj::include_linkonce_section): Likewise.
3211 * object.cc (class Sized_relobj): Don't define Comdat_group or
3212 Comdat_group_table. Remove find_comdat_group and
3213 add_comdat_group. Remove comdat_groups_ field.
3214 * plugin.cc (include_comdat_group): Use
3215 Layout::find_or_add_kept_section.
3216
b4ecf66b
ILT		 32172009-02-28 Ian Lance Taylor <iant@google.com>
3218
14359ca0
ILT		 3219 * README: --gc-sections and map files are now supported. Document
3220 some build requirements.
3221
b4ecf66b
ILT		 3222 PR 6992
3223 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3224 relocatable link set the value of the section symbol to zero.
3225 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3226 relocatable link don't include the section address in the local
3227 symbol value.
3228
0602e05a
ILT		 32292009-02-27 Ian Lance Taylor <iant@google.com>
3230
fd9d194f
ILT		 3231 PR 6811
3232 * options.h (class Search_directory): Add is_system_directory.
3233 (class General_options): Declare is_in_system_directory.
3234 * options.cc (get_relative_sysroot): Make static.
3235 (get_default_sysroot): Make static.
3236 (General_optoins::is_in_system_directory): New function.
3237 * fileread.cc (Input_file::is_in_system_directory): New function.
3238 * fileread.h (class Input_file): Declare is_in_system_directory.
3239 * object.h (class Object): Add is_in_system_directory.
3240 (class Input_objects): Remove system_library_directory_ field.
3241 * object.cc (Input_objects::add_object): Don't set
3242 system_library_directory_.
3243 (input_objects::found_in_system_library_directory): Remove.
3244 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3245 parameter. Change all callers.
3246 (Symbol_table::sized_write_globals): Likewise.
3247 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3248 Call Object::is_in_system_directory.
3249 * symtab.h (class Symbol_table): Update declarations.
3250
61edd21f
ILT		 3251 PR 5990
3252 * descriptors.h (Open_descriptor): Add is_on_stack field.
3253 * descriptors.cc (Descriptors::open): If the descriptor is on the
3254 top of the stack, remove it. Initialize is_on_stack field.
3255 (Descriptors::release): Only add pod to stack if it is not on the
3256 stack already.
3257 (Descriptors::close_some_descriptor): Clear stack_next and
3258 is_on_stack fields.
3259
e29e076a
ILT		 3260 PR 7091
3261 * output.cc (Output_section::find_starting_output_address): Rename
3262 from starting_output_address; add PADDR parameter; change return
3263 type.
3264 * output.h (class Output_section): Declare
3265 find_starting_output_address instead of starting_output_address.
3266 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3267 section symbol for which we can't find a merge section.
3268
0602e05a
ILT		 3269 PR 9836
3270 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3271 hidden or internal, force the symbol to be local.
3272 * resolve.cc (Symbol::override_visibility): Define.
3273 (Symbol::override_base): Use override_visibility.
3274 (Symbol_table::resolve): Likewise.
3275 (Symbol::override_base_with_special): Likewise.
3276 (Symbol_table::override_with_special): If the visibility is hidden
3277 or internal, force the symbol to be local.
3278 * symtab.h (class Symbol): Add set_visibility and
3279 override_visibility.
3280 * testsuite/ver_test_1.sh: New file.
3281 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3282 (check_DATA): Add ver_test_1.syms.
3283 (ver_test_1.syms): New target.
3284 * testsuite/Makefile.in: Rebuild.
3285
401a9a73
CC		 32862009-02-25 Cary Coutant <ccoutant@google.com>
3287
3288 * layout.cc (Layout::choose_output_section): Don't rename sections
3289 when using a linker script that has a SECTIONS clause.
3290 * Makefile.in: Regenerate.
3291
3292 * testsuite/Makefile.am (script_test_5.sh): New test case.
3293 * testsuite/Makefile.in: Regenerate.
3294 * testsuite/script_test_5.cc: New file.
3295 * testsuite/script_test_5.sh: New file.
3296 * testsuite/script_test_5.t: New file.
3297
f488e4b0
CC		 32982009-02-13 Rafael Avila de Espindola <espindola@google.com>
3299
3300 * archive.cc (Archive::include_member): Update calls to add_symbols.
3301 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3302 the Layout argument.
3303 * dynobj.h (do_add_symbols): Add the Layout argument.
3304 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3305 Layout argument.
3306 * object.h (Object::add_symbols): Add the Layout argument.
3307 (Object::do_add_symbols): Add the Layout argument.
3308 (Sized_relobj::do_add_symbols): Add the Layout argument.
3309 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3310 Unify the two versions.
3311 (Add_plugin_symbols): Remove.
3312 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3313 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3314 (Add_plugin_symbols): Remove.
3315 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3316 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3317 (Add_symbols::run): Make it work with Pulginobj.
3318
89dd1680
ILT		 33192009-02-06 Ian Lance Taylor <iant@google.com>
3320
3321 * object.cc (Sized_relobj::do_layout): Make info message start
3322 with lower case letter.
3323
266d0a74
ILT		 33242009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3325
602b464e
ILT		 3326 * binary.cc: Fix file comment.
3327
266d0a74
ILT		 3328 * options.h (enum Incremental_disposition): Define.
3329 (class General_options): Add new options: --incremental,
3330 --incremental_changed, --incremental_unchanged,
3331 --incremental_unknown. Add incremental_disposition_ and
3332 implicit_incremental_ fields.
3333 (General_options::incremental_disposition): New function.
3334 (class Position_dependent_options): Add incremental_disposition
3335 option.
3336 (Position_dependent_options::copy_from_options): Set incremental
3337 dispositions.
3338 * options.cc (General_options::parse_incremental_changed): New
3339 function.
3340 (General_options::parse_incremental_unchanged): New function.
3341 (General_options::parse_incremental_unknown): New function.
3342 (General_options::General_options): Initialize new fields
3343 incremental_disposition_ and implicit_incremental_.
3344 (General_options::finalize): Check for uasge of --incremental-*
3345 without --incremental.
3346
f073bbf7
CD		 33472009-02-06 Chris Demetriou <cgd@google.com>
3348
3349 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3350 pointer and to report location as the file name associated with
3351 the symbol.
3352 (gold_undefined_symbol_at_location): New function to replace the
3353 old gold_undefined_symbol functionality.
3354 * target-reloc.h (relocate_section): Update to use
3355 gold_undefined_symbol_at_location.
3356 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3357 Call gold_undefined_symbol function rather than gold_error.
3358 * errors.h (Errors::undefined_symbol): Take location as a
3359 string, rather than calculating it from a relocation.
3360 * errors.cc (Errors::fatal): Print "fatal error:" before the
3361 formatted message.
3362 (Errors::error, Errors::error_at_location): Print "error: "
3363 before the formatted message.
3364 (Errors::undefined_symbol): Take location as a string, rather
3365 than calculating it from a relocation.
3366 (gold_undefined_symbol_at_location): New function akin to
3367 old gold_undefined_symbol, calculates location from relocation.
3368 (gold_undefined_symbol): Change to take only a Symbol pointer
3369 and to report location as the file name associated with the symbol.
3370 * testsuite/debug_msg.sh: Update for changed error messages.
3371 * testsuite/undef_symbol.sh: Likewise.
3372
8e94a90c
ILT		 33732009-02-04 Duncan Sands <baldrick@free.fr>
3374
3375 PR 9812
3376 * reduced_debug_output.h
3377 (Output_reduced_debug_abbrev_section::failed): Use format for
3378 gold_warning.
3379 (Output_reduced_debug_info_section::faild): Likewise.
3380
88a0e15b
ILT		 33812009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3382
3383 * script.cc (Lazy_demangler): New class.
3384 (Version_script_info::get_symbol_version_helper): Demangle a
3385 symbol only once.
3386
5efc7cd2
CC		 33872009-01-29 Cary Coutant <ccoutant@google.com>
3388
3389 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3390 to __tls_get_addr.
3391 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3392
e0ebcf42
ILT		 33932009-01-28 Ian Lance Taylor <iant@google.com>
3394
5efc7cd2 3395 * version.cc (version_string): Bump to 1.9.
75fe7426 3396
e0ebcf42
ILT		 3397 * gold.h: Include <cstring> and <stdint.h>.
3398 * version.cc: Include <cstdio>.
3399 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3400 warning.
3401 * reduced_debug_output.cc (insert_into_vector): Rename from
3402 Insert_into_vector; change all callers. Use Swap_unaligned to
3403 avoid aliasing issue; remove union since it is unnecessary.
3404
8e2813be 34052009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3406
3407 * Makefile.am (CCFILES): Add gc.cc.
3408 (HFILES): Add gc.h.
3409 * Makefile.in: Regenerate.
3410 * gold.cc (Gc_runner): New class.
3411 (queue_initial_tasks): Call garbage collection related tasks
3412 when corresponding options are invoked.
3413 (queue_middle_gc_tasks): New function.
3414 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3415 processed early before laying out sections during garbage collection.
3416 * gold.h (queue_middle_gc_tasks): New function.
3417 (is_prefix_of): Move from "layout.cc".
3418 * i386.cc (Target_i386::gc_process_relocs): New function.
3419 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3420 * main.cc (main): Create object of class "Garbage_collection".
3421 * object.cc (Relobj::copy_symbols_data): New function.
3422 (Relobj::is_section_name_included): New function.
3423 (Sized_relobj::do_layout): Allow this function to be called twice
3424 during garbage collection and defer layout of section during the
3425 first call.
3426 * object.h (Relobj::get_symbols_data): New function.
3427 (Relobj::is_section_name_included): New function.
3428 (Relobj::copy_symbols_data): New function.
3429 (Relobj::set_symbols_data): New function.
3430 (Relobj::get_relocs_data): New function.
3431 (Relobj::set_relocs_data): New function.
3432 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3433 (Relobj::gc_process_relocs): New function.
3434 (Relobj::do_gc_process_relocs): New pure virtual function.
3435 (Relobj::sd_): New data member.
3436 (Sized_relobj::is_output_section_offset_invalid): New function.
3437 (Sized_relobj::do_gc_process_relocs): New function.
3438 * options.h (General_options::gc_sections): Modify to not be a no-op.
3439 (General_options::print_gc_sections): New option.
3440 * plugin.cc (Plugin_finish::run): Remove function call to
3441 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3442 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3443 * reloc.cc (Read_relocs::run): Add task to process relocs and
3444 determine unreferenced sections when doing garbage collection.
3445 (Gc_process_relocs): New class.
3446 (Sized_relobj::do_gc_process_relocs): New function.
3447 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3448 sections that are garbage collected.
3449 * reloc.h (Gc_process_relocs): New class.
3450 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3451 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3452 symbols whose corresponding sections are garbage collected.
3453 (Symbol_table::Symbol_table): Add new parameter for the garbage
3454 collection object.
3455 (Symbol_table::gc_mark_undef_symbols): New function.
3456 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3457 (Symbol_table::gc_mark_dyn_syms): New function.
3458 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3459 as garbage.
3460 (Symbol_table::add_from_object): Likewise.
3461 (Symbol_table::add_from_relobj): When building shared objects, do not
3462 treat externally visible symbols as garbage.
3463 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3464 table information for static and relocatable links.
3465 * symtab.h (Symbol_table::set_gc): New function.
3466 (Symbol_table::gc): New function.
3467 (Symbol_table::gc_mark_undef_symbols): New function.
3468 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3469 (Symbol_table::gc_mark_dyn_syms): New function.
3470 (Symbol_table::gc_): New data member.
3471 * target.h (Sized_target::gc_process_relocs): New pure virtual
3472 function.
3473 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3474 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3475
3b293544
CF		 34762009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3477
3478 * options.h (General_options::gc_sections): Define as a no-op for now.
3479 (General_options::no_keep_memory): Ditto.
3480 (General_options::Bshareable): Define.
3481 * options.cc (General_options::finalize): Honor -Bshareable.
3482
83d22aa8
AS		 34832009-01-20 Andreas Schwab <schwab@suse.de>
3484
3485 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3486 read the value in the contents, since we don't use it. Use the
3487 template endianness when writing.
3488 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3489
cd536b21
AS		 34902009-01-19 Andreas Schwab <schwab@suse.de>
3491
3492 * configure.tgt (powerpc64-*): Fix targ_obj.
3493
99e9a495
ILT		 34942009-01-15 Ian Lance Taylor <iant@google.com>
3495
3496 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3497 local symbols when stripping all symbols.
3498
bbbfea06
CC		 34992009-01-14 Cary Coutant <ccoutant@google.com>
3500
99e9a495 3501 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3502
0f7c0701
CC		 35032009-01-14 Cary Coutant <ccoutant@google.com>
3504
3505 * archive.cc (Archive::get_elf_object_for_member): Remove call
3506 to File_read::claim_for_plugin.
3507 * descriptors.cc (Descriptors::open): Remove reference to
3508 is_claimed.
3509 (Descriptors::claim_for_plugin): Remove.
3510 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3511 (Descriptors::is_claimed): Remove.
3512 (claim_descriptor_for_plugin): Remove.
3513 * fileread.cc (File_read::claim_for_plugin): Remove.
3514 * fileread.h (File_read::claim_for_plugin): Remove.
3515 (File_read::descriptor): Reopen descriptor if necessary.
3516 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3517 (Plugin_manager::all_symbols_read): Add task parameter. Change
3518 all callers.
3519 (Plugin_manager::get_input_file): New function.
3520 (Plugin_manager::release_input_file): New function.
3521 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3522 corresponding data member.
3523 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3524 and pass to base constructor. Change all callers.
3525 (get_input_file, release_input_file): New functions.
3526 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3527 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3528 (Plugin_manager::all_symbols_read): Add task parameter.
3529 (Plugin_manager::get_input_file): New function.
3530 (Plugin_manager::release_input_file): New function.
3531 (Plugin_manager::task_): New data member.
3532 (Pluginobj::Pluginobj): Add filesize parameter.
3533 (Pluginobj::filename): New function.
3534 (Pluginobj::descriptor): New function.
3535 (Pluginobj::filesize): New function.
3536 (Pluginobj::filesize_): New data member.
3537 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3538 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3539 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3540
3541 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3542 with archive libraries.
3543 * testsuite/Makefile.in: Regenerate.
3544 * testsuite/plugin_test.c (struct sym_info): New type.
3545 (get_input_file, release_input_file): New static variables.
3546 (onload): Capture new transfer vector entries.
3547 (claim_file_hook): Stop reading at end of file according to filesize.
3548 Factor out parsing of readelf output into separate function.
3549 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3550 APIs and get the source file name from the symbol table. Convert
3551 source file name to corresponding object file name. Print info
3552 message when adding new input files.
3553 (parse_readelf_line): New function.
3554 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3555 * testsuite/plugin_test_2.sh: Likewise.
3556 * testsuite/plugin_test_3.sh: Likewise.
3557 * testsuite/plugin_test_4.sh: New test case.
3558
62a6d109
ILT		 35592009-01-07 Ian Lance Taylor <iant@google.com>
3560
3561 * version.cc (version_string): Bump to 1.8.
3562
483620e8
CC		 35632008-12-23 Cary Coutant <ccoutant@google.com>
3564
3565 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3566 * plugin.cc (Plugin_manager::finish): Rename as
3567 layout_deferred_objects. Move cleanup to separate function.
3568 (Plugin_manager::cleanup): New function.
3569 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3570 separately.
3571 * plugin.h (Plugin_manager::finish): Rename as
3572 layout_deferred_objects.
3573 (Plugin_manager::cleanup): New function.
3574 (Plugin_manager::cleanup_done): New field.
3575
d66a9eb3
CC		 35762008-12-23 Cary Coutant <ccoutant@google.com>
3577
3578 * plugin.cc (is_visible_from_outside): New function.
3579 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3580 so we don't return "IR only" status for exported symbols or -r links.
3581
3582 * testsuite/Makefile.am (plugin_test_3): New test case.
3583 * testsuite/Makefile.in: Regenerate.
3584 * testsuite/plugin_test_3.sh: New file.
3585
5995b570
CC		 35862008-12-22 Cary Coutant <ccoutant@google.com>
3587
3588 * object.cc (Sized_relobj::layout_section): New function.
3589 (Sized_relobj::do_layout): Defer layout of input sections until after
3590 plugin has provided replacement files.
3591 (Sized_relobj::do_layout_deferred_sections): New function.
3592 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3593 (Relobj::layout_deferred_sections): New function.
3594 (Relobj::do_layout_deferred_sections): New function.
3595 (Sized_relobj::do_layout_deferred_sections): New function.
3596 (Sized_relobj::layout_section): New function.
3597 (Sized_relobj::Deferred_layout): New structure.
3598 (Sized_relobj::deferred_layout_): New field.
3599 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3600 Change all callers. Layout deferred sections.
3601 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3602 references.
3603 (Plugin_hook::run): Move code from do_plugin_hook inline.
3604 (Plugin_hook::do_plugin_hook): Remove.
3605 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3606 (Plugin_manager::finish): Renamed, was cleanup.
3607 (Plugin_manager::should_defer_layout): New function.
3608 (Plugin_manager::add_deferred_layout_object): New function.
3609 (Plugin_manager::Deferred_layout_list): New type.
3610 (Plugin_manager::deferred_layout_objects_): New field.
3611 (Plugin_hook::do_plugin_hook): Remove.
3612
ee769c88
ILT		 36132008-12-17 Ian Lance Taylor <iant@google.com>
3614
3615 * options.h (class General_options): Add --no case for
3616 --export-dynamic.
3617
abc8dcba
CC		 36182008-12-16 Cary Coutant <ccoutant@google.com>
3619
3620 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3621 vector.
3622 (Plugin_manager::claim_file): Create plugin object even if
3623 plugin did not call the add_symbols callback.
3624 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3625 asking for more symbols than were added.
3626 * testsuite/Makefile.am (plugin_test_1): Add test case with
3627 no global symbols.
3628 (empty.syms): New target.
3629 * testsuite/Makefile.in: Regenerate.
3630 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3631 message. Don't call add_symbols if no globals.
3632 (all_symbols_read_hook): Don't provide replacement for empty
3633 claimed file.
3634
b0074644
ILT		 36352008-12-12 Ian Lance Taylor <iant@google.com>
3636
68943102
ILT		 3637 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3638 r_type == 0 for a local symbol with r_sym == 0.
3639 (scan_relocatable_relocs): Pass r_sym to
3640 local_non_section_strategy.
3641 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3642 r_sym parameter.
3643
b0074644
ILT		 3644 * configure.ac: Update test for TLS descriptors: they are
3645 supported as of glibc 2.9.
3646 * configure: Rebuild.
3647
c2508178
ILT		 36482008-12-11 Ian Lance Taylor <iant@google.com>
3649
3650 PR 7091
3651 * target-reloc.h (Default_scan_relocatable_relocs): For each
3652 function, map r_type == 0 to RELOC_DISCARD.
3653
2756a258
CC		 36542008-12-10 Cary Coutant <ccoutant@google.com>
3655
3656 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3657 object to override a kept COMDAT group from a plugin object.
3658
bb6f53d3
ILT		 36592008-12-09 Ian Lance Taylor <iant@google.com>
3660
fbc558e1
ILT		 3661 PR 7088
3662 * yyscript.y (file_cmd): Handle INPUT.
3663
bb6f53d3
ILT		 3664 * testsuite/initpri1.c: Change all declarations to be full
3665 prototypes by adding void, to avoid compiler warnings.
3666
4674ecfc
CC		 36672008-12-05 Rafael Avila de Espindola <espindola@google.com>
3668
3669 * options.cc (General_options::parse_plugin_opt): New.
3670 (General_options::add_plugin): The argument now is just the filename.
3671 (General_options::add_plugin_option): New.
3672 * options.h (plugin_opt): New.
3673 (add_plugin): Change argument name.
3674 (add_plugin_option): New.
3675 * plugin.cc (Plugin::load): Don't parse the plugin option.
3676 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3677 (Plugin::add_option): New.
3678 (Plugin::args_): Change type.
3679 (Plugin::filename_): New.
3680 (Plugin_manager::add_plugin_option): New.
3681 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3682 * testsuite/Makefile.in: Regenerate.
3683
fd06b4aa
CC		 36842008-12-05 Cary Coutant <ccoutant@google.com>
3685
3686 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3687 Handle --strip-lto-sections option.
3688 * options.h (strip_lto_sections): New option.
3689
6c52134c
CC		 36902008-12-01 Cary Coutant <ccoutant@google.com>
3691
3692 * plugin.cc (ld_plugin_message): Change format parameter to const.
3693 Fix mismatch between new[] and delete.
3694
a45248e0
CC		 36952008-11-14 Cary Coutant <ccoutant@google.com>
3696
3697 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3698 instead of -1U.
3699
c82fbeee
CS		 37002008-11-05 Craig Silverstein <csilvers@google.com>
3701
3702 * options.cc (General_options::parse_dynamic_list): New function.
3703 * options.h (General_options): New flags dynamic_list,
3704 dynamic_list_data, dynamic_list_cpp_new, and
3705 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3706 (General_options::in_dynamic_list): New function.
3707 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3708 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3709 (Lex::can_continue_name): Likewise.
3710 (yylex): Likewise.
3711 (read_script_file): New parameter script_options.
3712 (read_dynamic_list): New function.
3713 (Script_options::define_dynamic_list): New function.
3714 (dynamic_list_keyword_parsecodes): New variable.
3715 (dynamic_list_keywords): New variable.
3716 * script.h (Script_options::define_dynamic_list): New function
3717 prototype.
3718 (read_dynamic_list): New function prototype.
3719 * symtab.cc (strprefix): New macro.
3720 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3721 dynamic_list_data, dynamic_list_cpp_new, and
3722 dynamic_list_cpp_typeinfo.
3723 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3724 (dynamic_list_expr): New rule.
3725 (dynamic_list_nodes): Likewise.
3726 (dynamic_list_node): Likewise.
3727 * testsuite/Makefile.am (dynamic_list): New test.
3728 * testsuite/Makefile.in: Regenerated.
3729 * testsuite/dynamic_list.t: New file.
3730 * testsuite/dynamic_list.sh: New file.
3731
e0bb29a5
CS		 37322008-11-05 Craig Silverstein <csilvers@google.com>
3733
3734 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3735 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3736 (t11_last): Likewise.
3737 * testsuite/ver_test_6.c (main): Likewise.
3738
4e1e25e0
CC		 37392008-10-07 Cary Coutant <ccoutant@google.com>
3740
3741 * options.c (General_options::finalize): Add check for -static and
3742 -shared.
3743 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3744 is not empty.
3745
92f03fcb
CC		 37462008-10-02 Cary Coutant <ccoutant@google.com>
3747
3748 * plugin.cc (make_sized_plugin_object): Fix conditional
3749 compilation to work when not all targets are enabled.
3750
fbd8a257
CC		 37512008-09-29 Cary Coutant <ccoutant@google.com>
3752
3753 * archive.cc (Archive::get_file_and_offset): Use filename instead
3754 of name to get library path.
3755 (Archive::include_member): Unlock external member of a thin archive.
3756
3757 * testsuite/Makefile.am (TEST_AR): New variable.
3758 (thin_archive_test_1): New test.
3759 (thin_archive_test_2): New test.
81636b3f
CC		 3760 * testsuite/Makefile.in: Regenerate.
3761 * testsuite/thin_archive_main.cc: New file.
3762 * testsuite/thin_archive_test_1.cc: New file.
3763 * testsuite/thin_archive_test_2.cc: New file.
3764 * testsuite/thin_archive_test_3.cc: New file.
3765 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3766
eff45813
CC		 37672008-09-29 Cary Coutant <ccoutant@google.com>
3768
3769 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3770 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3771 instead of -1U.
3772 (Sized_relobj::do_finalize_local_symbols): Likewise.
3773 (Sized_relobj::map_to_kept_section): Likewise.
3774 * object.h (Sized_relobj::invalid_address): New constant.
3775 (Sized_relobj::do_output_section_offset): Check for invalid_address
3776 and return -1ULL.
3777 * output.cc (Output_reloc::local_section_offset): Use constant
3778 invalid_address instead of -1U.
3779 (Output_reloc::get_address): Likewise.
3780 (Output_section::output_address): Change -1U to -1ULL.
3781 * output.h (Output_reloc::invalid_address): New constant.
3782 * reloc.cc (Sized_relobj::write_sections): Use constant
3783 invalid_address instead of -1U.
3784 (Sized_relobj::relocate_sections): Likewise.
3785 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3786 values for merge sections.
3787 * target-reloc.h (relocate_for_relocatable): Use constant
3788 invalid_address instead of -1U.
3789
89fc3421
CC		 37902008-09-19 Cary Coutant <ccoutant@google.com>
3791
3792 Add plugin functionality for link-time optimization (LTO).
3793 * configure.ac (plugins): Add --enable-plugins option.
3794 * configure: Regenerate.
3795 * config.in: Regenerate.
3796 * Makefile.am (LIBDL): New variable.
3797 (CCFILES): Add plugin.cc.
3798 (HFILES): Add plugin.h.
3799 (ldadd_var): Add LIBDL.
3800 * Makefile.in: Regenerate.
3801
3802 * archive.cc: Include "plugin.h".
3803 (Archive::setup): Don't preread archive symbols when using a plugin.
3804 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3805 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3806 files.
3807 (Archive::include_member): Add symbols from plugin objects.
3808 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3809 * descriptors.cc (Descriptors::open): Check for file descriptors
3810 abandoned by plugins.
3811 (Descriptors::claim_for_plugin): New function.
3812 * descriptors.h (Descriptors::claim_for_plugin): New function.
3813 (Open_descriptor::is_claimed): New field.
3814 (claim_descriptor_for_plugin): New function.
3815 * fileread.cc (File_read::claim_for_plugin): New function.
3816 * fileread.h (File_read::claim_for_plugin): New function.
3817 (File_read::descriptor): New function.
3818 * gold.cc: Include "plugin.h".
3819 (queue_initial_tasks): Add task to call plugin hooks for generating
3820 new object files.
3821 * main.cc: Include "plugin.h".
3822 (main): Load plugin libraries.
3823 * object.h (Pluginobj): Declare.
3824 (Object::pluginobj): New function.
3825 (Object::do_pluginobj): New function.
3826 (Object::set_target): New function.
3827 * options.cc: Include "plugin.h".
3828 (General_options::parse_plugin): New function.
3829 (General_options::General_options): Initialize plugins_ field.
3830 (General_options::add_plugin): New function.
3831 * options.h (Plugin_manager): Declare.
3832 (General_options): Add --plugin option.
3833 (General_options::has_plugins): New function.
3834 (General_options::plugins): New function.
3835 (General_options::add_plugin): New function.
3836 (General_options::plugins_): New field.
3837 * plugin.cc: New file.
3838 * plugin.h: New file.
3839 * readsyms.cc: Include "plugin.h".
3840 (Read_symbols::do_read_symbols): Check for archive before checking
3841 for ELF file. Call plugin hooks to claim files.
3842 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3843 from a real object file; force override when processing replacement
3844 files.
3845 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3846 (Symbol::init_base_object): Likewise.
3847 (Symbol::init_base_output_data): Likewise.
3848 (Symbol::init_base_output_segment): Likewise.
3849 (Symbol::init_base_constant): Likewise.
3850 (Symbol::init_base_undefined): Likewise.
3851 (Symbol::output_section): Assert that object is not a plugin.
3852 (Symbol_table::add_from_pluginobj): New function.
3853 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3854 undefined.
3855 (Symbol_table::sized_write_globals): Likewise.
3856 (Symbol_table::add_from_pluginobj): Instantiate template.
3857 * symtab.h (Sized_pluginobj): Declare.
3858 (Symbol::in_real_elf): New function.
3859 (Symbol::set_in_real_elf): New function.
3860 (Symbol::in_real_elf_): New field.
3861 (Symbol_table::add_from_pluginobj): New function.
3862
3863 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3864 (LIBDL): New variable.
3865 (LDADD): Add LIBDL.
3866 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3867 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3868 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3869 (MOSTLYCLEANFILES): Likewise.
3870 * testsuite/Makefile.in: Regenerate.
3871 * testsuite/plugin_test.c: New file.
3872 * testsuite/plugin_test_1.sh: New file.
3873 * testsuite/plugin_test_2.sh: New file.
3874
de31bda5
ILT		 38752008-09-16 Ian Lance Taylor <iant@google.com>
3876
9c2d0ef9
ILT		 3877 * target-reloc.h (relocate_section): Check whether a symbol is
3878 defined by the ABI before reporting an undefined symbol error.
3879 * target.h (Target::is_defined_by_abi): Make parameter const.
3880 (Target::do_is_defined_by_abi): Likewise.
3881 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3882 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3883 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3884 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3885 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3886 * testsuite/Makefile.in: Rebuild.
3887
de31bda5
ILT		 3888 * fileread.cc (make_view): Add casts to avoid warning.
3889
9fa33bee
AO		 38902008-09-16 Alexandre Oliva <aoliva@redhat.com>
3891
3892 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3893 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3894
183fd0e3
AO		 38952008-09-16 Alexandre Oliva <aoliva@redhat.com>
3896
3897 * options.h (General_options::output_is_executable): New.
3898 (General_options::output_is_pie): New.
3899 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3900 for shared libraries.
3901 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3902
7be8330a
CD		 39032008-09-11 Chris Demetriou <cgd@google.com>
3904
3905 * options.h (origin): New -z option.
3906 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3907 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3908 in DT_FLAGS_1.
3909
a9caad02
CC		 39102008-09-05 Cary Coutant <ccoutant@google.com>
3911
3912 * fileread.cc (File_read::make_view): Add check for attempt to map
3913 beyond end of file.
3914
ae6dce4d
CC		 39152008-09-05 Cary Coutant <ccoutant@google.com>
3916
3917 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3918 explicit instantiations.
3919
d7ab2a47
KVH		 39202008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3921
3922 PR gold/6858
3923 * options.cc (General_options::finalize): Allow undefined symbols
3924 in shlibs if linking -shared.
3925
3926 PR gold/6859
3927 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3928 symbols as not needing a dynsym entry.
3929
1e52a9c1
CS		 39302008-08-20 Craig Silverstein <csilvers@google.com>
3931
3932 * fileread.cc (File_read::open): Do not lock the file unless it
3933 was successfully opened.
3934
d85c80a3
CC		 39352008-08-14 Cary Coutant <ccoutant@google.com>
3936
3937 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3938 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3939 * testsuite/tls_test.cc (struct int128): 128-bit struct
3940 for testing TLS relocs with non-zero addend.
3941 (v12): New TLS variable.
3942 (t12): New test.
3943 (t_last): Add check for v12.
3944 * testsuite/tls_test.h (t12): New function.
3945 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3946
2d924fd9
ILT		 39472008-08-13 Ian Lance Taylor <iant@google.com>
3948
3949 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3950 set tls_segment_ or relro_segment_.
3951 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3952 when appropriate.
3953 * output.h (Output_section::clear_is_relro): New function.
3954 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3955 sections specially even when output_data_ is empty.
3956 (Output_segment::maximum_alignment): When first section is relro,
3957 only force alignment for PT_LOAD segments.
3958 * script.cc (script_data_segment_align): New function.
3959 (script_data_segment_relro_end): New function.
3960 * script-c.h (script_data_segment_align): Declare.
3961 (script_data_segment_relro_end): Declare.
3962 * script-sections.h (class Script_sections): Declare
3963 data_segment_align and data_segment_relro_end. Add fields
3964 segment_align_index_ and saw_relro_end_.
3965 * script-sections.cc (class Sections_element): Add set_is_relro
3966 virtual function. Add new bool* parameter to place_orphan_here.
3967 Add get_output_section virtual function.
3968 (class Output_section_definition): Add set_is_relro. Add new
3969 bool* parameter to place_orphan_here. Add get_output_section.
3970 Add is_relro_ field.
3971 (Output_section_definition::Output_section_definition): Initialize
3972 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3973 and is_relro_ fields.
3974 (Output_section_definition::place_orphan_here): Add is_relro
3975 parameter.
3976 (Output_section_definition::set_section_addresses): Set relro for
3977 output section.
3978 (Output_section_definition::alternate_constraint): Likewise.
3979 (class Orphan_output_section): Add new bool* parameter to
3980 place_orphan_here. Add get_output_section.
3981 (Orphan_output_section::place_orphan_here): Add is_relro
3982 parameter.
3983 (Script_sections::Script_sections): Initialize
3984 data_segment_align_index_ and saw_relro_end_.
3985 (Script_sections::data_segment_align): New function.
3986 (Script_sections::data_segment_relro_end): New function.
3987 (Script_sections::place_orphan): Set or clear is_relro.
3988 (Script_sections::set_section_addresses): Force alignment of first
3989 TLS section.
3990 * yyscript.y (exp): Call script_data_segment_align and
3991 script_data_segment_relro_end.
3992 * testsuite/relro_script_test.t: New file.
3993 * testsuite/relro_test.cc (using_script): Declare.
3994 (t1, t2): Test using_script.
3995 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3996 (relro_script_test_SOURCES): Define.
3997 (relro_script_test_DEPENDENCIES): Define.
3998 (relro_script_test_LDFLAGS): Define.
3999 (relro_script_test_LDADD): Define.
4000 (relro_script_test.so): New target.
4001 * testsuite/Makefile.in: Rebuild.
4002
f827c9a9
CC		 40032008-08-06 Cary Coutant <ccoutant@google.com>
4004
4005 * archive.cc (Archive::total_archives, Archive::total_members)
4006 (Archive::total_members_loaded): New variables.
4007 (Archive::setup): Add parameter. Add option to preread
4008 archive symbols.
4009 (Archive::read_armap): Add counter.
4010 (Archive::get_file_and_offset): New function.
4011 (Archive::get_elf_object_for_member): New function.
4012 (Archive::read_all_symbols): New function.
4013 (Archive::read_symbols): New function.
4014 (Archive::add_symbols): Add counters.
4015 (Archive::include_all_members): Use armap to find members if it's
4016 already built.
4017 (Archive::include_member): Skip reading symbols if already read.
4018 Factored code into Archive::get_file_and_offset and
4019 Archive::get_elf_object_for_member. Changed call to
4020 Mapfile::report_include_archive_member.
4021 (Archive::print_stats): New function.
4022 * archive.h: Declare Object and Read_symbols_data classes.
4023 (Archive::Archive): Add initializers for new members.
4024 (Archive::setup): Add parameter.
4025 (Archive::print_stats): New function.
4026 (Archive::total_archives, Archive::total_members)
4027 (Archive::total_members_loaded): New variables.
4028 (Archive::get_file_and_offset): New function.
4029 (Archive::get_elf_object_for_member): New function.
4030 (Archive::read_all_symbols): New function.
4031 (Archive::read_symbols): New function.
4032 (Archive::Archive_member): New class.
4033 (Archive::members_): New member.
4034 (Archive::num_members_): New member.
4035 * main.cc: Include archive.h.
4036 (main): Call Archive::print_stats.
4037 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4038 archive parameter; member_name is now the fully-decorated name.
4039 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4040 * options.h: (General_options): Add --preread-archive-symbols option.
4041 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4042 Archive::setup.
4043
de4c45bd
ILT		 40442008-08-04 Ian Lance Taylor <iant@google.com>
4045
4046 * symtab.h (Symbol::use_plt_offset): New function.
4047 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4048 * powerpc.cc (Relocate::relocate): Likewise.
4049 * sparc.cc (Relocate::relocate): Likewise.
4050 * x86_64.cc (Relocate::relocate): Likewise.
4051 * testsuite/weak_plt.sh: New test.
4052 * testsuite/weak_plt_main.cc: New test.
4053 * testsuite/weak_plt_shared.cc: New test.
4054 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4055 (check_PROGRAMS): Add weak_plt.
4056 (check_DATA): Add weak_plt_shared.so.
4057 (weak_plt_main_pic.o, weak_plt): New targets.
4058 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4059 * testsuite/Makefile.in: Rebuild.
4060
4061 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4062 gcctestdir/ld.
4063 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4064 * testsuite/Makefile.in: Rebuild.
4065
323ee3f4
AM		 40662008-08-04 Alan Modra <amodra@bigpond.net.au>
4067
4068 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4069 * Makefile.in: Regenerate.
4070 * po/POTFILES.in: Regenerate.
4071
7c07ecec
ILT		 40722008-07-29 Ian Lance Taylor <iant@google.com>
4073
4074 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4075 symbols before other symbols.
4076 * testsuite/script_test_2.cc (test_addr): Declare.
4077 (test_addr_alias): Declare.
4078 (main): Check that test_addr and test_addr_alias have the right
cd536b21 4079 values.
7c07ecec
ILT		 4080 * testsuite/script_test_2.t: Define test_addr_alias and
4081 test_addr.
4082
5778530e
ILT		 40832008-07-24 Ian Lance Taylor <iant@google.com>
4084
2a00e4fb
ILT		 4085 PR 5990
4086 * descriptors.cc: New file.
4087 * descriptors.h: New file.
4088 * gold-threads.h (class Hold_optional_lock): New class.
4089 * fileread.cc: Include "descriptors.h".
4090 (File_read::~File_read): Release descriptor rather than closing
4091 it.
4092 (File_read::open) [file]: Call open_descriptor rather than open.
4093 Set is_descriptor_opened_.
4094 (File_read::open) [memory]: Assert that descriptor is not open.
4095 (File_read::reopen_descriptor): New function.
4096 (File_read::release): Release descriptor.
4097 (File_read::do_read): Make non-const. Reopen descriptor.
4098 (File_read::read): Make non-const.
4099 (File_read::make_view): Reopen descriptor.
4100 (File_read::do_readv): Likewise.
4101 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4102 Update declarations.
4103 * layout.cc: Include "descriptors.h".
4104 (Layout::create_build_id): Use open_descriptor rather than open.
4105 * output.cc: Include "descriptors.h".
4106 (Output_file::open): Use open_descriptor rather than open.
4107 * archive.cc (Archive::const_iterator): Change Archive to be
4108 non-const.
4109 (Archive::begin, Archive::end): Make non-const.
4110 (Archive::count_members): Likewise.
4111 * archive.h (class Archive): Update declarations.
4112 * object.h (Object::read): Make non-const.
4113 * Makefile.am (CCFILES): Add descriptors.cc.
4114 (HFILES): Add descriptors.h.
4115 * Makefile.in: Rebuild.
4116
801647d1
ILT		 4117 PR 6716
4118 * gold.h: Always include <clocale>. Add Solaris workarounds
4119 following code in binutils/sysdep.h.
4120
5edd166e
ILT		 4121 PR 6048
4122 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4123 this->eh_frame_hdr_ is NULL before using it.
4124
c89ad728
ILT		 4125 * dynobj.cc (Versions::Versions): Update comment.
4126
aa86f06b
ILT		 4127 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4128 the base version name.
4129
5778530e
ILT		 4130 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4131 array size plus one.
4132 (Stringpool_template::set_string_offsets): Subtract one from key
4133 before using it as an array index.
4134 (Stringpool_template::get_offset_with_length): Likewise.
4135 (Stringpool_template::write_to_buffer): Likewise.
4136 * stringpool.h (Stringpool_template::get_offset_from_key):
4137 Likewise.
4138
057ead22
ILT		 41392008-07-23 Ian Lance Taylor <iant@google.com>
4140
7f649c59
ILT		 4141 PR 6658
4142 * object.h (Merged_symbol_value::value): Do our best to handle a
4143 negative addend.
4144
057ead22
ILT		 4145 PR 6647
4146 * script.cc (Version_script_info::get_versions): Don't add empty
4147 version tag to return value.
4148 (Version_script_info::get_symbol_version_helper): Change return
4149 type to bool. Add pversion parameter. Change all callers.
4150 (script_register_vers_node): Don't require a non-NULL tag.
4151 * script.h (class Version_script_info): Update declarations.
4152 (Version_script_info::get_symbol_version): Change return type to
4153 bool. Add version parameter. Change all callers.
4154 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4155 handling. Handle an empty version from a version script.
4156 (Symbol_table::define_special_symbol): Likewise.
4157 * testsuite/ver_test_10.script: New file.
4158 * testsuite/ver_test_10.sh: New file.
4159 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4160 (check_DATA): Add ver_test_10.syms.
4161 (ver_test_10.syms, ver_test_10.so): New target.
4162 * testsuite/Makefile.in: Rebuild.
4163
58e54ac2
CD		 41642008-07-23 Simon Baldwin <simonb@google.com>
4165
4166 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4167 to zero for undefined symbols from dynamic libraries.
4168
95d14cd3
ILT		 41692008-07-23 Ian Lance Taylor <iant@google.com>
4170
4171 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4172 Change all callers.
4173 * symtab.h (class Symbol_table): Update declaration.
4174 * testsuite/ver_test_9.cc: New file.
4175 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4176 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4177 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4178 (ver_test_9.so, ver_test_9.o): New targets.
4179 * testsuite/Makefile.in: Rebuild.
4180
92de84a6
ILT		 41812008-07-22 Ian Lance Taylor <iant@google.com>
4182
34810851
ILT		 4183 * options.h (class General_options): Define --check-sections.
4184 * layout.cc (Layout::set_segment_offsets): Handle
4185 --check-sections.
4186
af6156ef
ILT		 4187 * options.h (class General_options): Define -n/--nmagic and
4188 -N/--omagic.
4189 * options.cc (General_options::finalize): For -n/--nmagic or
4190 -N/--omagic, set -static.
4191 * layout.cc (Layout::attach_allocated_section_to_segment): If
4192 -N/--omagic, don't put read-only and read-write sections in
4193 different segments.
4194 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4195 finding a read-only segment.
4196 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4197 don't set the minimum segment alignment to the common page size,
4198 and don't set the file offset to the address modulo the page size.
4199 * script-sections.cc (Script_sections::create_segments): If
4200 -n/--omagic, don't put read-only and read-write sections in
4201 different segments.
4202
92de84a6
ILT		 4203 * cref.cc: New file.
4204 * cref.h: New file.
4205 * options.h (class General_options): Add --print-symbol-counts.
4206 * main.cc (main): Issue defined symbol report if requested.
4207 * archive.cc (Archive::interpret_header): Make into a const member
4208 function.
4209 (Archive::add_symbols): Call Input_objects::archive_start and
4210 archive_stop.
4211 (Archive::const_iterator): Define new class.
4212 (Archive::begin, Archive::end): New functions.
4213 (Archive::include_all_members): Rewrite to use iterator.
4214 (Archive::count_members): New function.
4215 * archive.h (class Archive): Update declarations.
4216 (Archive::filename): New function.
4217 * object.cc: Include "cref.h".
4218 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4219 (Sized_relobj::do_get_global_symbol_counts): New function.
4220 (Input_objects::add_object): Add object to cross-referencer.
4221 (Input_objects::archive_start): New function.
4222 (Input_objects::archive_stop): New function.
4223 (Input_objects::print_symbol_counts): New function.
4224 * object.h: Declare Cref and Archive.
4225 (Object::get_global_symbol_counts): New function.
4226 (Object::do_get_global_symbol_counts): New pure virtual function.
4227 (class Sized_relobj): Add defined_count_ field. Update
4228 declarations.
4229 (class Input_objects): Add cref_ field. Update constructor.
4230 Update declarations.
4231 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4232 defined_count_.
4233 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4234 symbol counts.
4235 (Sized_dynobj::do_get_global_symbol_counts): New function.
4236 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4237 defined_count_. Update declarations. Define Symbols typedef.
4238 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4239 parameter. Change all callers.
4240 (Symbol_table::add_from_dynobj): Add sympointers and defined
4241 parameters. Change all callers.
4242 * symtab.h (class Symbol_table): Update declarations.
4243 * Makefile.am (CCFILES): Add cref.cc.
4244 (HFILES): Add cref.h.
4245 * Makefile.in: Rebuild.
4246
3f7c5e1d
CD		 42472008-07-22 Simon Baldwin <simonb@google.com>
4248
4249 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4250 to zero when writing undefined symbols.
4251
e0b64032
ILT		 42522008-07-22 Ian Lance Taylor <iant@google.com>
4253
4254 * output.cc (Output_section::add_input_section): Don't try to
4255 merge empty merge sections.
4256
096b02cf
CS		 42572008-07-21 Craig Silverstein <csilvers@google.com>
4258
4259 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4260 Include symbol version in error message.
cd536b21 4261
1d1f116d
CD		 42622008-07-20 Chris Demetriou <cgd@google.com>
4263
cd536b21 4264 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4265 (RANDOM_SEED_CFLAGS): New substituted variable.
4266 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4267 * configure: Rebuild.
4268 * Makefile.in: Likewise.
4269 * testsuite/Makefile.in: Likewise.
4270
a18f591e
ILT		 42712008-07-18 Ian Lance Taylor <iant@google.com>
4272
4273 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4274 where we see NAME/NULL and NAME/VERSION as separate symbols.
4275 * testsuite/ver_test_main.cc (main): Call t4.
4276 (t4, t4_2a): Define.
4277 * testsuite/ver_test_2.cc (t4_2): Define.
4278 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4279 * testsuite/ver_test_4.cc (t4_2a): Define.
4280 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4281 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4282
c6e3f6ed
ILT		 42832008-07-17 Ian Lance Taylor <iant@google.com>
4284
4285 * dynobj.cc (Versions::add_def): If we give an error about a
4286 missing version, go ahead and create the version anyhow.
4287
ef9beddf
ILT		 42882008-07-10 Ian Lance Taylor <iant@google.com>
4289
4290 Handle output sections with more than 0x7fffffff bytes.
4291 * object.h (class Relobj): Change map_to_output_ to
4292 output_sections_, and just keep a section pointer. Change all
4293 uses. Move comdat group support to Sized_relobj.
4294 (Relobj::is_section_specially_mapped): Remove.
4295 (Relobj::output_section): Remove poff parameter. Change all
4296 callers.
4297 (Relobj::output_section_offset): New function.
4298 (Relobj::set_section_offset): Rewrite.
4299 (Relobj::map_to_output): Remove.
4300 (Relobj::output_sections): New function.
4301 (Relobj::do_output_section_offset): New pure virtual function.
4302 (Relobj::do_set_section_offset): Likewise.
4303 (class Sized_relobj): Add section_offsets_ field. Add comdat
4304 group support from Relobj. Update declarations.
4305 (Sized_relobj::get_output_section_offset): New function.
4306 (Sized_relobj::do_output_section_offset): New function.
4307 (Sized_relobj::do_set_section_offset): New function.
4308 * object.cc (Relobj::output_section_address): Remove.
4309 (Sized_relobj::Sized_relobj): Initialize new fields.
4310 (Sized_relobj::include_section_group): Cast find_kept_object to
4311 Sized_relobj.
4312 (Sized_relobj::include_linkonce_section): Likewise.
4313 (Sized_relobj::do_layout): Use separate arrays for output section
4314 and output offset.
4315 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4316 output_sections.
4317 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4318 output_sections and section_offsets.
4319 (Sized_relobj::write_local_symbols): Likewise.
4320 (map_to_kept_section): Compute output address directly.
4321 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4322 output_sections and section_offsets.
4323 (Sized_relobj::write_sections): Likewise.
4324 (Sized_relobj::relocate_sections): Likewise.
4325 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4326 * output.h (class Output_reloc): Update declarations. Change
4327 u2_.relobj to Sized_relobj*.
4328 (class Output_data_reloc): Change add functions to use
4329 Sized_relobj*.
4330 * output.cc (Output_reloc::Output_reloc): Change relobj to
4331 Sized_relobj*.
4332 (Output_reloc::local_section_offset): Change return type to
4333 Elf_Addr. Use get_output_section_offset.
4334 (Output_reloc::get_address): Likewise.
4335 (Output_section::is_input_address_mapped): Don't call
4336 is_section_specially_mapped.
4337 (Output_section::output_offset): Likewise.
4338 (Output_section::output_address): Likewise.
4339 (Output_section::starting_output_address): Likewise.
4340 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4341 parameter to Sized_relobj*.
4342 (Copy_relocs::need_copy_reloc): Likewise.
4343 (Copy_relocs::save): Likewise.
4344 * copy-relocs.h (class Copy_relocs): Update declarations.
4345 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4346 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4347 * target-reloc.h (relocate_for_relocatable): Change
4348 offset_in_output_section type to Elf_Addr. Change code that uses
4349 it as well.
4350 * layout.cc (Layout::layout): Always set *off.
4351 * mapfile.cc (Mapfile::print_input_section): Use
4352 output_section_offset.
4353 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4354 Sized_relobj*.
4355 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4356 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4357 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4358
5cb66f97
ILT		 43592008-07-03 Ian Lance Taylor <iant@google.com>
4360
4361 * layout.cc (Layout::include_section): Do not discard unrecognized
4362 SHT_STRTAB sections.
4363
afe47622
CS		 43642008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4365
4366 * script.cc (Lex::can_continue_name): Make '?' allowable in
4367 version-script names.
4368 * testsuite/version_script.map: Change glob pattern to use '?'
4369
5adf9721
ILT		 43702008-06-30 Manish Singh <yosh@gimp.org>
4371
4372 PR 6585
4373 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4374 Correct typo.
4375
e6fde208
ILT		 43762008-06-30 Ian Lance Taylor <iant@google.com>
4377
4378 PR 6660
4379 PR 6682
4380 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4381 versions]: Don't try to read the value in the contents, since we
4382 don't use it. Use the template endianness when writing.
4383
3f2e6a2d
CC		 43842008-06-25 Cary Coutant <ccoutant@google.com>
4385
4386 * fileread.cc (File_read::make_view): Assert on zero-length view.
4387 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4388 symbol table when there are no symbols to read.
4389
c43d3a48
CS		 43902008-06-23 Craig Silverstein <csilvers@google.com>
4391
4392 * version.cc (version_string): Bump to 1.7
4393
5f494ea0
CS		 43942008-06-18 Craig Silverstein <csilvers@google.com>
4395
4396 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4397 constant 0xFFFF to type Valtype.
4398 (Powerpc_relocate_functions::rel16_ha): Likewise.
4399
c42e122e
ILT		 44002008-06-17 Ian Lance Taylor <iant@google.com>
4401
f34787f8
ILT		 4402 * output.h (Output_section::Input_section): Initialize p2align_ to
4403 zero for Output_section_data constructors.
4404 (Output_section::Input_section::addralign): If not an input
4405 section, return the alignment of the Output_section_data.
4406 * testsuite/copy_test.cc: New file.
4407 * testsuite/copy_test_1.cc: New file.
4408 * testsuite/copy_test_2.cc: New file.
4409 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4410 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4411 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4412 (copy_test_1_pic.o, copy_test_1.so): New targets.
4413 (copy_test_2_pic.o, copy_test_2.so): New targets.
4414 * testsuite/Makefile.in: Rebuild.
4415
c42e122e
ILT		 4416 * script-sections.cc (Script_sections::place_orphan): Initialize
4417 local variable exact.
4418
ce3ac18a
DE		 44192008-06-13 David Edelsohn <edelsohn@gnu.org>
4420
4421 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4422
42cacb20
DE		 44232008-06-12 David Edelsohn <edelsohn@gnu.org>
4424 David S. Miller <davem@davemloft.net>
4425
4426 * powerpc.cc: New file.
4427 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4428 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4429 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4430 * Makefile.in: Rebuild.
4431
7b308235
ILT		 44322008-06-09 Ian Lance Taylor <iant@google.com>
4433
4434 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4435 <exception>.
4436 (throwing, orig_terminate): New static variables.
4437 (terminate_handler): New static function.
4438 (t2): Set terminate handler.
4439
f0b886e3
ILT		 44402008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4441
4442 PR 6584
cd536b21 4443 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4444 alignment.
4445
3e90f135
CC		 44462008-05-30 Cary Coutant <ccoutant@google.com>
4447
4448 * archive.cc (Archive::include_all_members) Correct to step
4449 over symbol table and extended name table in thin archives.
4450
e09ad04a
ILT		 44512008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4452
4453 PR 6407
4454 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4455 calculation.
4456
62b01cb5
ILT		 44572008-05-28 Caleb Howe <cshowe@google.com>
4458
4459 * reduced_debug_output.cc: New file.
4460 * reduced_debug_output.h: New file.
92de84a6 4461 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4462 * options.cc (General_options::finalize): Add strip_debug_non_line
4463 to the strip heirarchy.
4464 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4465 fields.
4466 * layout.cc: Include "reduced_debug_output.h".
4467 (Layout::Layout): Initialize new fields.
4468 (line_only_debug_sections): New static array.
4469 (is_lines_only_debug_sections): New static inline function.
4470 (Layout::include_section): Handle --strip-debug-non-line.
4471 (Layout::make_output_section): If --strip-debug-non-line, build
4472 new output sections for .debug_abbrev and .debug_info.
4473 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4474 gold. Warn about possible overflow.
4475 (read_signed_LEB_128): Likewise.
4476 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4477 (read_signed_LEB_128): Declare.
4478 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4479 (HFILES): Add reduced_debug_output.h.
4480 * Makefile.in: Rebuild.
4481
7d9e3d98
ILT		 44822008-05-21 Ian Lance Taylor <iant@google.com>
4483
4484 * mapfile.cc: New file.
4485 * mapfile.h: New file.
4486 * options.h (class General_options): Add -M/--print-map and -Map.
4487 * options.cc (General_options::finalize): Make -M equivalent to
4488 -Map -.
4489 * main.cc: Include <cstdio> and "mapfile.h".
4490 (main): Open mapfile if requested.
4491 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4492 constructor. Change caller.
4493 (queue_initial_tasks): Add mapfile parameter. Change caller.
4494 (queue_middle_tasks): Likewise.
4495 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4496 declarations.
4497 * archive.cc: Include "mapfile.h".
4498 (Archive::add_symbols): Add mapfile parameter. Change all
4499 callers. Pass mapfile, symbol, and reason to include_member.
4500 (Archive::include_all_members): Add mapfile parameter. Change all
4501 callers.
4502 (Archive::include_member): Add mapfile, sym, and why parameters.
4503 Change all callers. Report inclusion to map file.
4504 * archive.h: Include "fileread.h".
4505 (class Archive): Update declarations.
4506 (Archive::file): New const method.
4507 (class Add_archive_symbols): Add mapfile_ field. Update
4508 constructor. Change all callers.
4509 * readsyms.h (class Read_symbols): Likewise.
4510 (class Finish_group): Likewise.
4511 (class Read_script): Likewise.
4512 * common.cc: Include "mapfile.h".
4513 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4514 all callers.
4515 (Symbol_table::do_allocate_commons): Likewise.
4516 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4517 symbol allocation to mapfile.
4518 * common.h (class Allocate_commons_task): Add mapfile_ field.
4519 Update constructor. Change all callers.
4520 * symtab.h (class Symbol_table): Update declarations.
4521 * layout.cc: Include "mapfile.h".
4522 (Layout_task_runner::run): Print information to mapfile.
4523 (Layout::create_gold_note): Change Output_data_fixed_space to
4524 Output_data_zero_fill.
4525 (Layout::create_build_id): Likewise.
4526 (Layout::print_to_mapfile): New function.
4527 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4528 constructor. Change caller.
4529 (class Layout): Declare print_to_mapfile.
4530 * output.cc (Output_section::Input_section::print_to_mapfile): New
4531 function.
4532 (Output_section::add_input_section): If producing a map, always
4533 add to input_sections_ list.
4534 (Output_section::do_print_to_mapfile): New function.
4535 (Output_segment::print_sections_to_mapfile): New function.
4536 (Output_segment::print_section_list_to_mapfile): New function.
4537 * output.h: Include "mapfile.h".
4538 (Output_data::print_to_mapfile): New function.
4539 (Output_data::do_print_to_mapfile): New virtual function.
4540 (Output_segment_headers::do_print_to_mapfile): New function.
4541 (Output_file_header::do_print_to_mapfile): New function.
4542 (Output_data_const::do_print_to_mapfile): New function.
4543 (class Output_data_const_buffer): Add map_name_ field. Update
4544 constructor. Change all callers. Add do_print_to_mapfile
4545 function.
4546 (class Output_data_fixed_space): Likewise.
4547 (class Output_data_space): Likewise.
4548 (class Output_data_zero_fill): New class.
4549 (Output_data_strtab::do_print_to_mapfile): New function.
4550 (Output_data_reloc_base::do_print_to_mapfile): New function.
4551 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4552 (Output_data_group::do_print_to_mapfile): New function.
4553 (Output_data_got::do_print_to_mapfile): New function.
4554 (Output_data_dynamic::do_print_to_mapfile): New function.
4555 (Output_symtab_xindex::do_print_to_mapfile): New function.
4556 (class Output_section): Declare do_print_to_mapflie. Declare
4557 print_to_mapfile in Input_section.
4558 (class Output_segment): Declare new functions.
4559 * object.h (Sized_relobj::symbol_count): New function.
4560 * script-sections.cc
4561 (Output_section_element_dot_assignment::set_section_addresses):
4562 Change Output_data_fixed_space to Output_data_zero_fill.
4563 (Output_data_expression::do_print_to_mapfile): New function.
4564 * script.cc (read_input_script): Add mapfile parameter. Change
4565 all callers.
4566 * script.h (read_input_script): Update declaration.
4567 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4568 (Eh_frame::do_print_to_mapfile): New function.
4569 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4570 (Output_merge_string::do_print_to_mapfile): New function.
4571 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4572 function.
4573 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4574 function.
4575 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4576 function.
4577 * Makefile.am (CCFILES): Add mapfile.cc.
4578 (HFILES): Add mapfile.h.
4579 * Makefile.in: Rebuild.
4580
9f1d377b
ILT		 45812008-05-19 Ian Lance Taylor <iant@google.com>
4582
4583 * options.h (class General_options): Add -z relro.
4584 * layout.cc (Layout::Layout): Initialize relro_segment_.
4585 (Layout::add_output_section_data): Return the output section.
4586 (Layout::make_output_section): Rcognize relro sections and mark
4587 them appropriately.
4588 (Layout::attach_allocated_section_to_segment): Put relro sections
4589 in a PT_GNU_RELRO segment.
4590 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4591 section as relro.
4592 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4593 PT_TLS segments.
4594 (Layout::linkonce_mapping): Map d.rel.ro.local to
4595 .data.rel.ro.local.
4596 (Layout::output_section_name): Us .data.rel.ro.local for any
4597 section which begins with that.
4598 * layout.h (class Layout): Update add_output_section_data
4599 declaration. Add relro_segment_ field.
4600 * output.cc (Output_section::Output_section): Initialize is_relro_
4601 and is_relro_local_ fields.
4602 (Output_segment::add_output_section): Group relro sections.
4603 (Output_segment::is_first_section_relro): New function.
4604 (Output_segment::maximum_alignment): If there is a relro section,
4605 align the segment to the common page size.
4606 (Output_segment::set_section_addresses): Track whether we are
4607 looking at relro sections. If the last section is a relro
4608 section, align to the common page size.
4609 (Output_segment::set_section_list_addresses): Add in_relro
4610 parameter. Change all callers. Align to the page size when
4611 moving from relro to non-relro section.
4612 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4613 segment.
4614 * output.h (class Output_section): Add is_relro_ and
4615 is_relro_local_ fields.
4616 (Output_section::is_relro): New function.
4617 (Output_section::set_is_relro): New function.
4618 (Output_section::is_relro_local): New function.
4619 (Output_section::set_is_relro_local): New function.
4620 (class Output_segment): Update declarations.
4621 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4622 * sparc.cc (Target_sparc::got_section): Likewise.
4623 * x86_64.cc (Target_x86_64::got_section): Likewise.
4624 * testsuite/relro_test_main.cc: New file.
4625 * testsuite/relro_test.cc: New file.
4626 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4627 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4628 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4629 (relro_test.so, relro_test_pic.o): New targets.
4630 * testsuite/Makefile.in: Rebuild.
4631
a984ee1d
ILT		 46322008-05-16 Ian Lance Taylor <iant@google.com>
4633
01676dcd
ILT		 4634 * output.cc (Output_segment::add_output_section): Remove front
4635 parameter.
4636 * output.h (class Output_segment): Remove
4637 add_initial_output_section and overloaded add_output_section.
4638 Update declaration of remaining add_output_section.
4639 * layout.cc (Layout::create_interp): Call add_output_section
4640 rather than add_initial_output_section.
4641 (Layout::finish_dynamic_section): Likewise.
4642
497897f9
ILT		 4643 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4644 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4645 know the dynamic type.
4646 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4647 field. Initialize it in constructor.
4648 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4649 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4650 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4651 reloc.
4652
a984ee1d
ILT		 4653 * output.cc (Output_reloc::get_address): Change return type to
4654 Elf_Addr.
4655 * output.h (class Output_reloc): Update get_address declaration.
4656 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4657 for section addresses.
4658
55ba0940
ILT		 46592008-05-09 Ian Lance Taylor <iant@google.com>
4660
4661 PR 6493
4662 * gold.cc (gold_nomem): Use return value of write.
4663
75517b77
ILT		 46642008-05-08 Ian Lance Taylor <iant@google.com>
4665
4666 * symtab.c (Symbol::init_base_output_data): Add version
4667 parameter. Change all callers.
4668 (Symbol::init_base_output_segment): Likewise.
4669 (Symbol::init_base_constant): Likewise.
4670 (Symbol::init_base_undefined): Likewise.
4671 (Sized_symbol::init_output_data): Likewise.
4672 (Sized_symbol::init_output_segment): Likewise.
4673 (Sized_symbol::init_constant): Likewise.
4674 (Sized_symbol::init_undefined): Likewise.
4675 (Symbol_table::do_define_in_output_data): If the new symbol has a
4676 version, mark it as the default.
4677 (Symbol_table::do_define_in_output_segment): Likewise.
4678 (Symbol_table::do_define_as_constant): Likewise.
4679 * symtab.h (class Symbol): Update declarations.
4680 (class Sized_symbol): Likewise.
4681 * resolve.cc (Symbol::override_version): New function.
c42e122e 4682 (Symbol::override_base): Call override_version.
75517b77
ILT		 4683 (Symbol::override_base_with_special): Likewise.
4684 * testsuite/ver_script_8.script: New file.
4685 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4686 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4687 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4688 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4689
f1f70eae
ILT		 46902008-05-06 Ian Lance Taylor <iant@google.com>
4691
f3e9c5c5
ILT		 4692 PR 6049
4693 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4694 functions.
4695 (class General_options): Remove existing --undefined, and add
4696 --no-undefined instead. Add new --undefined as synonym for -u.
4697 * archive.cc (Archive::add_symbols): Check whether symbol was
4698 named with -u.
4699 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4700 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4701 all uses. Add IS_UNDEFINED. Update declarations to split
4702 different versions of init_base. Declare init_base_undefined.
4703 (Symbol::is_defined): Handle IS_UNDEFINED.
4704 (Symbol::is_undefined): Likewise.
4705 (Symbol::is_weak_undefined): Call is_undefined.
4706 (Symbol::is_absolute): Handle IS_CONSTANT.
4707 (class Sized_symbol): Update declarations to split different
4708 versions of init. Declare init_undefined.
4709 (class Symbol_table): Declare new functions.
4710 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4711 Change all callers.
4712 (Symbol::init_base_output_data): Likewise.
4713 (Symbol::init_base_output_segment): Likewise.
4714 (Symbol::init_base_constant): Likewise.
4715 (Symbol::init_base_undefined): New function.
4716 (Sized_symbol::init_object): Rename from init. Change all
4717 callers.
4718 (Sized_symbol::init_output_data): Likewise.
4719 (Sized_symbol::init_output_segment): Likewise.
4720 (Sized_symbol::init_constant): Likewise.
4721 (Sized_symbol::init_undefined): New function.
4722 (Symbol_table::add_undefined_symbols_from_command_line): New
4723 function.
4724 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4725 function.
4726 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4727 (Symbol::output_section): Likewise.
4728 (Symbol::set_output_section): Likewise.
4729 (Symbol_table::sized_finalize_symbol): Likewise.
4730 (Symbol_table::sized_write_globals): Likewise.
4731 * resolve.cc (Symbol_table::should_override): Likewise.
4732 (Symbol::override_base_with_special): Likewise.
4733
8bdcdf2c
ILT		 4734 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4735 symbol, change it to have default visibility.
4736 * testsuite/protected_1.cc: New file.
4737 * testsuite/protected_2.cc: New file.
4738 * testsuite/protected_3.cc: New file.
4739 * testsuite/protected_main_1.cc: New file.
4740 * testsuite/protected_main_2.cc: New file.
4741 * testsuite/protected_main_3.cc: New file.
4742 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4743 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4744 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4745 (protected_1.so): New target.
4746 (protected_1_pic.o, protected_2_pic.o): New targets.
4747 (protected_3_pic.o): New target.
4748 (check_PROGRAMS): Add protected_2.
4749 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4750 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4751 * testsuite/Makefile.in: Rebuild.
4752
2b706932
ILT		 4753 * options.h (DEFINE_var): Add set_user_set_##varname__.
4754 (DEFINE_bool_alias): New macro.
4755 (class General_options): Define -Bstatic using DEFINE_bool_alias
4756 rather than DEFINE_special. Add --undefined as an alias for -z
4757 defs.
4758 * options.cc (General_options::parse_Bstatic): Remove.
4759
d82a5bcc
ILT		 4760 * options.h (class General_options): Add --fatal-warnings.
4761 * main.cc (main): Implement --fatal-warnings.
4762 * errors.h (Errors::warning_count): New function.
4763
f1f70eae
ILT		 4764 * options.h (class General_options): Add -Bsymbolic-functions.
4765 * symtab.h (Symbol::is_preemptible): Check for
4766 -Bsymbolic-functions.
4767
8825ac63
ILT		 47682008-05-05 Ian Lance Taylor <iant@google.com>
4769
d98bc257
ILT		 4770 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4771 as noVARNAME rather than no-VARNAME.
4772 (class General_options): Add option -z combreloc.
4773 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4774 get_address.
4775 (Output_reloc::sort_before) [SHT_REL]: New function.
4776 (Output_reloc::sort_before) [SHT_RELA]: New function.
4777 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4778 Sort_relocs_comparison.
4779 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4780 parameter. Change all callers.
4781 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4782 sort_relocs parameter. Change all callers.
4783 * output.cc (Output_reloc::get_address): New function, broken out
4784 of write_rel.
4785 (Output_reloc::write_rel): Call it.
4786 (Output_reloc::compare): New function.
4787 (Output_data_reloc_base::do_write): Optionally sort relocs.
4788
60b2b4e7
ILT		 4789 * configure.ac: If targ_extra_obj is set, link it in.
4790 * configure.tgt: Initialize all variables.
4791 (x86_64*): Set targ_extra_obj and targ_extra_size.
4792 * configure: Rebuild.
4793
8825ac63
ILT		 4794 * object.cc (Sized_relobj::include_section_group): Adjust section
4795 indexes read from group data. Build vector to pass to
4796 layout_group.
4797 * layout.cc (Layout::layout_group): Add flags and shndxes
4798 parameters. Remove contents parameter. Change caller. Update
4799 explicit instantiations.
4800 * layout.h (class Layout): Update layout_group declaration.
4801 * output.cc (Output_data_group::Output_data_group): Add flags and
4802 input_shndxes parameters. Remove contents parameter. Change
4803 caller.
4804 (Output_data_group::do_write): Change input_sections_ to
4805 input_shndxes_.
4806 * output.h (class Output_data_group): Update constructor
4807 declaration. Rename input_sections_ to input_shndxes_.
4808 * testsuite/many_sections_test.cc: Add template.
4809
e94cf127
CC		 48102008-04-30 Cary Coutant <ccoutant@google.com>
4811
4418b2d5
CC		 4812 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4813
e94cf127
CC		 4814 * layout.cc (Layout::include_section): Refactored check for debug
4815 info section.
4816 (Layout::add_comdat): Add new parameters. Change type
4817 of signature parameter. Add object and shndx to signatures table.
4818 (Layout::find_kept_object): New function.
4819 * layout.h: Include <cstring>.
4820 (Layout::is_debug_info_section): New function.
4821 (Layout::add_comdat): Add new parameters.
4822 (Layout::find_kept_object): New function.
4823 (Layout::Kept_section): New struct.
4824 (Layout::Signatures): Change type of map range.
4825 * object.cc (Relobj::output_section_address): New function.
4826 (Sized_relobj::include_section_group): Add new parameters. Change
4827 calls to Layout::add_comdat. Change to build table of kept comdat
4828 groups and table mapping discarded sections to kept sections.
4829 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4830 (Sized_relobj::do_layout): Change calls to include_section_group and
4831 include_linkonce_section.
4832 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4833 value to zero when section is discarded.
4834 (Sized_relobj::map_to_kept_section): New function.
4835 * object.h (Relobj::output_section_address): New function.
4836 (Relobj::Comdat_group): New type.
4837 (Relobj::find_comdat_group): New function.
4838 (Relobj::Comdat_group_table): New type.
4839 (Relobj::Kept_comdat_section): New type.
4840 (Relobj::Kept_comdat_section_table): New type.
4841 (Relobj::add_comdat_group): New function.
4842 (Relobj::set_kept_comdat_section): New function.
4843 (Relobj::get_kept_comdat_section): New function.
4844 (Relobj::comdat_groups_): New field.
4845 (Relobj::kept_comdat_sections_): New field.
4846 (Symbol_value::input_value): Update comment.
4847 (Sized_relobj::map_to_kept_section) New function.
4848 (Sized_relobj::include_linkonce_section): Add new parameter.
4849 * target-reloc.h (Comdat_behavior): New type.
4850 (get_comdat_behavior): New function.
4851 (relocate_section): Add code to map a discarded section to the
4852 corresponding kept section when applying a relocation.
4853
e4e5049b
CS		 48542008-04-30 Craig Silverstein <csilvers@google.com>
4855
4856 * dwarf_reader.cc (next_generation_count): New static var.
4857 (Addr2line_cache_entry): New struct.
4858 (addr2line_cache): New static var.
4859 (Dwarf_line_info::one_addr2line): Added caching.
4860 (Dwarf_line_info::clear_addr2line_cache): New function.
4861 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4862 cache-size parameter.
4863 (Dwarf_line_info::one_addr2line_cache): New function.
4864 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4865 new cache-size argument to one_addr2line(), and clear cache.
4866
d09e9154
CC		 48672008-04-28 Cary Coutant <ccoutant@google.com>
4868
4869 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4870 R_386_PC8 relocations.
4871
7ef73768
ILT		 48722008-04-23 Ian Lance Taylor <iant@google.com>
4873
55438702
ILT		 4874 * object.cc (Sized_relobj::include_section_group): Check for
4875 invalid section group.
4876
c165fb93
ILT		 4877 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4878 header size.
4879
7ef73768
ILT		 4880 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4881 than read for file header.
4882 * archive.cc (Archive::include_member): Likewise.
4883
6194aaab
L		 48842008-04-23 Paolo Bonzini <bonzini@gnu.org>
4885
4886 * aclocal.m4: Regenerate.
4887 * configure: Regenerate.
4888
d491d34e
ILT		 48892008-04-19 Ian Lance Taylor <iant@google.com>
4890
5ea2bac6
ILT		 4891 * version.cc (version_string): Bump to 1.6.
4892
7bc3e21a
ILT		 4893 * testsuite/Makefile.am (many_sections_r_test): New target.
4894 (many_sections_r_test_SOURCES): Remove.
4895 (many_sections_r_test_DEPENDENCIES): Remove.
4896 (many_sections_r_test_LDFLAGS): Remove.
4897 (many_sections_r_test_LDADD): Remove.
4898
7fcd3aa9
ILT		 4899 * object.cc (Sized_relobj::do_add_symbols): Always pass
4900 local_symbol_count_ to add_from_relobj.
4901
4c94d6ae
ILT		 4902 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4903 every thousand variables.
4904 * testsuite/Makefile.in: Rebuild.
4905
d491d34e
ILT		 4906 * object.cc (Xindex::initialize_symtab_xindex): New function.
4907 (Xindex::read_symtab_xindex): New function.
4908 (Xindex::sym_xindex_to_shndx): New function.
4909 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4910 available.
4911 (Sized_relobj::do_initialize_xindex): New function.
4912 (Sized_relobj::do_read_symbols): Adjust section links.
4913 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4914 parameter. Change all callers.
4915 (Sized_relobj::include_section_group): Adjust section links and
4916 symbol section indexes.
4917 (Sized_relobj::do_layout): Adjust section links.
4918 (Sized_relobj::do_count_local_symbols): Adjust section links and
4919 symbol section indexes.
4920 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4921 ordinary and special symbols.
4922 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4923 dynsym_xindex parameters. Change all callers. Adjust section
4924 links. Use SHN_XINDEX when needed.
4925 (Sized_relobj::get_symbol_location_info): Adjust section links.
4926 Don't get fooled by special symbols.
4927 * object.h (class Xindex): Define.
4928 (class Object): Add xindex_ parameter. Declare virtual functoin
4929 do_initialize_xindex.
4930 (Object::adjust_sym_shndx): New function.
4931 (Object::set_xindex): New protected function.
4932 (class Symbol_value): Add is_ordinary_shndx_ field.
4933 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4934 (Symbol_value::value): Assert ordinary section.
4935 (Symbol_value::initialize_input_to_output_map): Likewise.
4936 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4937 Change all callers.
4938 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4939 all callers.
4940 (class Sized_relobj): Update declarations.
4941 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4942 parameter. Change all callers.
4943 (Sized_relobj::adjust_shndx): New function.
4944 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4945 field.
4946 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4947 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4948 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4949 (Sized_dynobj::read_dynsym_section): Adjust section links.
4950 (Sized_dynobj::read_dynamic): Likewise.
4951 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4952 section links.
4953 (Sized_dynobj::do_initialize_xindex): New function.
4954 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4955 do_initialize_xindex.
4956 (Sized_dynobj::adjust_shndx): New function.
4957 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4958 dynsym_xindex_ fields.
4959 (Layout::finalize): Add a call to set_section_indexes before
4960 creating the symtab sections.
4961 (Layout::set_section_indexes): Don't do anything if the section
4962 already has a section index.
4963 (Layout::create_symtab_sections): Add shnum parameter. Change
4964 caller. Create .symtab_shndx section if needed.
4965 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4966 caller.
4967 (Layout::allocated_output_section_count): New function.
4968 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4969 needed.
4970 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4971 fields. Update declarations.
4972 (Layout::symtab_xindex): New function.
4973 (Layout::dynsym_xindex): New function.
4974 (class Write_symbols_task): Add layout_ field.
4975 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4976 Change caller.
4977 * output.cc (Output_section_headers::Output_section_headers): Add
4978 shstrtab_section parameter. Change all callers.
4979 (Output_section_headers::do_sized_write): Store overflow values
4980 for section count and section string table section index in
4981 section header zero.
4982 (Output_file_header::do_sized_write): Check for overflow of
4983 section count and section string table section index.
4984 (Output_symtab_xindex::do_write): New function.
4985 (Output_symtab_xindex::endian_do_write): New function.
4986 * output.h (class Output_section_headers): Add shstrtab_section_.
4987 Update declarations.
4988 (class Output_symtab_xindex): Define.
4989 (Output_section::has_out_shndx): New function.
4990 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4991 field.
4992 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4993 Change all callers.
4994 (Sized_symbol::init): Likewise.
4995 (Symbol::output_section): Check for ordinary symbol.
4996 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4997 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4998 callers.
4999 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5000 Change all callers. Simplify handling of symbols from sections
5001 not included in the link.
5002 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5003 distinction.
5004 (Weak_alias_sorter::operator()): Assert that symbols are
5005 ordinary.
5006 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5007 distinction.
5008 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5009 parameters. Change all callers.
5010 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5011 symbol distinction. Use SHN_XINDEX when needed.
5012 (Symbol_table::write_section_symbol): Add symtab_xindex
5013 parameter. Change all callers.
5014 (Symbol_table::sized_write_section_symbol): Likewise. Use
5015 SHN_XINDEX when needed.
5016 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5017 declarations.
5018 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5019 (Symbol::is_defined): Check is_ordinary.
5020 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5021 (Symbol::is_absolute, Symbol::is_common): Likewise.
5022 (class Sized_symbol): Update declarations.
5023 (class Symbol_table): Update declarations.
5024 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5025 parameters. Change all callers.
5026 (Sized_symbol::override): Likewise.
5027 (Symbol_table::override): Likewise.
5028 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5029 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5030 is_ordinary, and orig_st_shndx parameters. Change all callers.
5031 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5032 to be in an ordinary section.
5033 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5034 object and is_ordinary parameters. Change all callers.
5035 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5036 Change all callers. Don't add undefined or non-ordinary symbols
5037 to reloc_map_.
5038 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5039 Change all callers.
5040 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5041 declarations.
5042 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5043 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5044 (Sized_relobj::relocate_sections): Likewise.
5045 * target-reloc.h (scan_relocs): Adjust section symbol index.
5046 (scan_relocatable_relocs): Likewise.
5047 * i386.cc (Scan::local): Check for ordinary symbols.
5048 * sparc.cc (Scan::local): Likewise.
5049 * x86_64.cc (Scan::local): Likewise.
5050 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5051 to symbol_section_and_value.
5052 * testsuite/many_sections_test.cc: New file.
5053 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5054 (check_PROGRAMS): Add many_sections_test.
5055 (many_sections_test_SOURCES): Define.
5056 (many_sections_test_DEPENDENCIES): Define.
5057 (many_sections_test_LDFLAGS): Define.
5058 (BUILT_SOURCES): Add many_sections_define.h.
5059 (many_sections_define.h): New target.
5060 (BUILT_SOURCES): Add many_sections_check.h.
5061 (many_sections_check.h): New target.
5062 (check_PROGRAMS): Add many_sections_r_test.
5063 (many_sections_r_test_SOURCES): Define.
5064 (many_sections_r_test_DEPENDENCIES): Define.
5065 (many_sections_r_test_LDFLAGS): Define.
5066 (many_sections_r_test_LDADD): Define.
5067 (many_sections_r_test.o): New target.
5068 * testsuite/Makefile.in: Rebuild.
5069
c5818ff1
CC		 50702008-04-17 Cary Coutant <ccoutant@google.com>
5071
5072 * errors.cc (Errors::info): New function.
5073 (gold_info): New function.
5074 * errors.h (Errors::info): New function.
5075 * gold.h (gold_info): New function.
5076 * object.cc (Input_objects::add_object): Print trace output.
5077 * options.cc (options::parse_set): New function.
5078 (General_options::parse_wrap): Deleted.
5079 (General_options::General_options): Deleted initializer.
5080 * options.h (options::String_set): New typedef.
5081 (options::parse_set): New function.
5082 (DEFINE_set): New macro.
5083 (General_options::wrap): Changed to use DEFINE_set. Changed
5084 callers of any_wrap_symbols and is_wrap_symbol.
5085 (General_options::trace, General_options::trace_symbol):
5086 New options.
5087 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5088 (General_options::wrap_symbols_): Deleted.
5089 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5090
b5be4a7c
DM		 50912008-04-17 David S. Miller <davem@davemloft.net>
5092
5093 * options.cc (General_options::parse_V): New function.
5094 * options.h: Add entries for -V and -Qy.
5095
155a0dd7
ILT		 50962008-04-17 Ian Lance Taylor <iant@google.com>
5097
5098 * common.cc (Symbol_table::allocate_commons): Remove options
5099 parameter. Change caller.
5100 (Symbol_table::do_allocate_commons): Remove options parameter.
5101 Change caller. Just call do_allocate_commons_list twice.
5102 (Symbol_table::do_allocate_commons_list): New function, broken out
5103 of do_allocate_commons.
5104 * common.h (class Allocate_commons_task): Remove options_ field.
5105 Update constructor.
5106 * symtab.cc (Symbol_table::Symbol_table): Initialize
5107 tls_commons_.
5108 (Symbol_table::add_from_object): Put TLS common symbols on
5109 tls_commons_ list.
5110 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5111 which are IN_OUTPUT_DATA.
5112 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5113 allocate_commons and do_allocate_commons declarations. Declare
5114 do_allocate_commons_list.
5115 * gold.cc (queue_middle_tasks): Update creation of
5116 Allocate_commons_task to not pass options.
5117 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5118 (TLS_TEST_C_FLAGS): New variable.
5119 (tls_test_c_pic.o): New target.
5120 (tls_test_shared.so): Link in tls_test_c_pic.o.
5121 (tls_test_c_pic_ie.o): New target.
5122 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5123 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5124 (tls_test_c.o): New target.
5125 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5126 (tls_pic_test_LDADD): Likewise.
5127 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5128 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5129 (tls_test_c_gnu2.o): New target.
5130 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5131 tls_test_c_gnu2.o.
5132 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5133 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5134 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5135 * testsuite/tls_test.cc: Include "config.h".
5136 (t_last): Call t11_last.
5137 * testsuite/tls_test.h (t11, t11_last): Declare.
5138 * testsuite/tls_test_c.c: New file.
5139 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5140 * configure.ac: Check for OpenMP support.
5141 * configure, config.in, Makefile.in: Rebuild.
5142 * testsuite/Makefile.in: Rebuild.
5143
edfbb029
CC		 51442008-04-16 Cary Coutant <ccoutant@google.com>
5145
5146 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5147 (Target_i386::tls_base_symbol_defined_): New field.
5148 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5149 (Target_i386::Scan::global): Likewise.
5150 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5151 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5152 (Target_x86_64::tls_base_symbol_defined_): New field.
5153 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5154 (Target_x86_64::Scan::global): Likewise.
5155
f3c69fca
CC		 51562008-04-16 Cary Coutant <ccoutant@google.com>
5157
5158 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5159 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5160 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5161 building shared libraries.
5162 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5163 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5164 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5165 * testsuite/Makefile.in: Rebuild.
5166 * testsuite/weak_undef.h: New file.
5167 * testsuite/weak_undef_file1.cc: Add extra test cases.
5168 * testsuite/weak_undef_file2.cc: Likewise.
5169 * testsuite/weak_undef_test.cc: Likewise.
5170
7c414435
DM		 51712008-04-16 David S. Miller <davem@davemloft.net>
5172
32b769e1
DM		 5173 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5174 Add issued_non_pic_error_ field. Declare check_non_pic.
5175 (Target_sparc::Scan::check_non_pic): New function.
5176 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5177 (Target_sparc::Scan::global): Likewise.
5178
11936fb1
DM		 5179 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5180 * configure: Rebuild.
5181
7c414435
DM		 5182 * options.h (DEFINE_enable): New macro.
5183 (new_dtags): New enable option.
5184 (initfirst, interpose, loadfltr, nodefaultlib,
5185 nodelete, nodlopen, nodump): New -z options.
5186 * layout.cc (Layout:finish_dynamic_section): If new
5187 dtags enabled, emit DT_RUNPATH. Also, emit a
5188 DT_FLAGS_1 containing any specified -z flags.
5189
85c7bf8b
ILT		 51902008-04-16 Ian Lance Taylor <iant@google.com>
5191
12c0daef
ILT		 5192 * copy-relocs.cc: New file.
5193 * copy-relocs.h: New file.
5194 * reloc.cc: Remove Copy_relocs code.
5195 * reloc.h: Likewise.
5196 * reloc-types.h (struct Reloc_types) [both versions]: Add
5197 get_reloc_addend_noerror.
5198 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5199 variants of add_global which take an addend which must be zero.
5200 * i386.cc: Include "copy-relocs.h".
5201 (class Target_i386): Change type of copy_relocs_ to variable,
5202 update initializer.
5203 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5204 Change all callers.
5205 (Target_i386::do_finalize_sections): Change handling of
5206 copy_relocs_.
5207 * sparc.cc: Include "copy-relocs.h".
5208 (class Target_sparc): Change type of copy_relocs_ to variable,
5209 update initializer.
5210 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5211 Change all callers.
5212 (Target_sparc::do_finalize_sections): Change handling of
5213 copy_relocs_.
5214 * x86_64.cc: Include "copy-relocs.h".
5215 (class Target_x86_64): Change type of copy_relocs_ to variable,
5216 update initializer.
5217 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5218 class. Change all callers.
5219 (Target_x86_64::do_finalize_sections): Change handling of
5220 copy_relocs_.
5221 * Makefile.am (CCFILES): Add copy-relocs.cc.
5222 (HFILES): Add copy-relocs.h.
5223
4f4995b6
ILT		 5224 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5225
85c7bf8b
ILT		 5226 * testsuite/script_test_4.sh: Permit leading zeroes.
5227
4f2a9edd
ILT		 52282008-04-15 Ian Lance Taylor <iant@google.com>
5229
e6188289
ILT		 5230 * script-sections.cc (Script_sections::create_segments): Use
5231 header_size_adjustment even when there is enough room for the
5232 headers.
5233 * testsuite/script_test_4.sh: New file.
5234 * testsuite/script_test_4.t: New file.
5235 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5236 (check_DATA): Add script_test_4.stdout.
5237 (MOSTLYCLEANFILES): Likewise.
5238 (script_test_4): New target.
5239 (script_test_4.stdout): New target.
5240 * testsuite/Makefile.in: Rebuild.
5241
4f2a9edd
ILT		 5242 * sparc.cc: Add definitions for Output_data_plt_sparc class
5243 constants.
5244
f5314dd5
DM		 52452008-04-14 David S. Miller <davem@davemloft.net>
5246
5247 * sparc.cc: New file.
5248 * Makefile.am (TARGETSOURCES): Add sparc.cc
5249 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5250 * configure.tgt: Document targ_extra_size and
5251 targ_extra_big_endian. Add entries for sparc-* and
5252 sparc64-*.
5253 * configure.ac: Handle targ_extra_size and
5254 targ_extra_big_endian.
5255 * Makefile.in: Rebuild.
5256 * configure: Likewise.
5257 * po/POTFILES.in: Likewise.
5258 * po/gold.pot: Likewise.
5259
154e0e9a
ILT		 52602008-04-14 Ian Lance Taylor <iant@google.com>
5261
5262 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5263 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5264 in the name/type/flags to section mapping. Don't call
5265 allocate_output_section.
5266 (Layout::choose_output_section): Change parameter from adjust_name
5267 to is_input_section. Don't permit input sections after sections
5268 are attached to segments. Don't call allocate_output_section.
5269 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5270 not write_enable_output_section.
5271 (Layout::make_output_section): Don't push to
5272 unattached_section_list_ nor call attach_to_segment. Call
5273 attach_section_to_segment if sections are attached.
5274 (Layout::attach_sections_to_segments): New function.
5275 (Layout::attach_section_to_segment): New function.
5276 (Layout::attach_allocated_section_to_segment): Rename from
5277 attach_to_segment. Remove flags parameter.
5278 (Layout::allocate_output_section): Remove function.
5279 (Layout::write_enable_output_section): Remove function.
5280 * layout.h (class Layout): Update for above changes. Add new
5281 field sections_are_attached_.
5282 * output.h (Output_section::update_flags_for_input_section): New
5283 function.
5284 * output.cc (Output_section::add_input_section): Call
5285 update_flags_for_input_section.
5286 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5287
009a67a2
CC		 52882008-04-11 Cary Coutant <ccoutant@google.com>
5289
5290 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5291 thought unnecessary.
5292 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5293
759b1a24
ILT		 52942008-04-11 Ian Lance Taylor <iant@google.com>
5295
5296 * output.h (class Output_section_data): Remove inline definition
5297 of set_addralign.
5298 * output.cc (Output_section_data::set_addralign): New function.
5299
c2b45e22
CC		 53002008-04-11 Cary Coutant <ccoutant@google.com>
5301
5302 Add support for TLS descriptors for i386 and x86_64.
5303 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5304 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5305 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5306 GOT_TYPE_TLS_DESC.
5307 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5308 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5309 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5310 relocations.
5311 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5312 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5313 Fix problem with initial-exec relocations.
5314 (Target_i386::Relocate::relocate_tls): Likewise.
5315 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5316 relaxation.
5317 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5318 support for section-plus-offset dynamic table entries.
5319 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5320 (Output_data_dynamic::Dynamic_entry): Add support for
5321 section-plus-offset dynamic table entries.
5322 (Output_data_dynamic::Classification): Likewise.
5323 (Output_data_dynamic::classification_): Renamed offset_.
5324 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5325 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5326 (Target_x86_64::make_plt_section): New function.
5327 (Target_x86_64::reserve_tlsdesc_entries): New function.
5328 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5329 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5330 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5331 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5332 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5333 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5334 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5335 add extra PLT entry for TLS descriptors.
5336 (Output_data_plt_x86_64::got_): New field.
5337 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5338 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5339 fields.
5340 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5341 descriptors.
5342 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5343 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5344 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5345 R_386_TLS_DESC_CALL relocations.
5346 (Target_x86_64::Scan::global): Likewise.
5347 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5348 for TLS descriptors.
5349 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5350 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5351 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5352 GD-to-IE relaxation.
5353 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5354 and TLS_DESCRIPTORS.
5355 * Makefile.in: Rebuild.
5356 * configure: Rebuild.
5357 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5358 (tls_test_shared2.so): New target.
5359 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5360 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5361 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5362 (tls_shared_gd_to_ie_test_LDADD): New variable.
5363 (tls_shared_gnu2_gd_to_ie_test): New target.
5364 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5365 New targets.
5366 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5367 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5368 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5369 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5370 (tls_shared_gnu2_test): New target.
5371 (tls_test_gnu2_shared.so): New target.
5372 (tls_shared_gnu2_test_SOURCES): New variable.
5373 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5374 (tls_shared_gnu2_test_LDFLAGS): New variable.
5375 (tls_shared_gnu2_test_LDADD): New variable.
5376 * testsuite/Makefile.in: Rebuild.
5377 * testsuite/Makefile.
5378
83bfb6b7
ILT		 53792008-04-11 Ian Lance Taylor <iant@google.com>
5380
5381 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5382 justsyms.t.
5383 * testsuite/Makefile.in: Rebuild.
5384
5385 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5386 long.
5387 * testsuite/script_test_2.cc (main): Adjust test.
5388
706e1f5e
ILT		 53892008-04-11 David S. Miller <davem@davemloft.net>
5390 Ian Lance Taylor <iant@google.com>
5391
5392 * options.h (General_options): Add entries for '-Y' and
5393 '-relax'.
5394 * options.cc (General_options:finalize): If -Y was used, add those
5395 entries to the library path instead of the default "/lib" and
5396 "/usr/lib".
5397
7c98e6bb
DM		 53982008-04-11 David S. Miller <davem@davemloft.net>
5399
5400 * testsuite/justsyms.t: Start at 0x100.
5401 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5402 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5403 long.
5404 * testsuite/script_test_2.cc: Adjust string and section length
5405 checks.
7c98e6bb 5406
99a37bfd
ILT		 54072008-04-09 Ian Lance Taylor <iant@google.com>
5408
2cefc357
ILT		 5409 PR gold/5996
5410 * script-sections.cc (Sections_element::allocate_to_segment): Add
5411 orphan parameter.
5412 (Output_section_definition::allocate_to_segment): Likewise.
5413 (Orphan_output_section::allocate_to_segment): Likewise.
5414 (Script_sections::attach_sections_using_phdrs_clause): Don't
5415 propagate non-PT_LOAD segments to orphan sections.
5416 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5417 readelf rather than objdump.
5418 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5419 .interp section and PT_INTERP segment are the same size.
5420 * testsuite/Makefile.in: Rebuild.
5421
99a37bfd
ILT		 5422 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5423 aliases for symbols defined in the same object.
5424 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5425 (weak_alias_test_SOURCES): New variable.
5426 (weak_alias_test_DEPENDENCIES): New variable.
5427 (weak_alias_test_LDFLAGS): New variable.
5428 (weak_alias_test_LDADD): New variable.
5429 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5430 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5431 (weak_alias_test_3.o): New target.
5432 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5433 * testsuite/weak_alias_test_main.cc: New file.
5434 * testsuite/weak_alias_test_1.cc: New file.
5435 * testsuite/weak_alias_test_2.cc: New file.
5436 * testsuite/weak_alias_test_3.cc: New file.
5437
780e49c5
ILT		 54382008-04-08 Ian Lance Taylor <iant@google.com>
5439
cdb0b8f5
ILT		 5440 * options.h (class General_options): Add --noinhibit-exec option.
5441 * main.cc (main): Check --noinhibit-exec.
5442
0864d551
ILT		 5443 * options.h (class General_options): Define --wrap as a special
5444 option. Add wrap_symbols_ field.
5445 (General_options::any_wrap_symbols): New function.
5446 (General_options::is_wrap_symbol): New function.
5447 * options.cc (General_options::parse_wrap): New function.
5448 (General_options::General_options): Initialize wrap_symbols_.
5449 * symtab.cc (Symbol_table::wrap_symbol): New function.
5450 (Symbol_table::add_from_object): Handle --wrap.
5451 * symtab.h (class Symbol_table): Declare wrap_symbol.
5452 * target.h (Target::wrap_char): New function.
5453 (Target::Target_info): Add wrap_char field.
5454 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5455 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5456 * testsuite/testfile.cc (Target_test::test_target_info):
5457 Likewise.
5458
789aa6de
ILT		 5459 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5460 there is one.
5461
2c38906f
ILT		 5462 * layout.h (class Layout): Add added_eh_frame_data_ field.
5463 * layout.cc (Layout::Layout): Initialize new field.
5464 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5465 output section until we find a section we merged successfully.
5466 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5467 that the size be non-zero.
5468
780e49c5
ILT		 5469 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5470 qualifier.
5471
7fcd0256
ILT		 54722008-04-08 Craig Silverstein <csilvers@google.com>
5473
5474 * configure.ac: Export new conditional variable HAVE_ZLIB.
5475 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5476 on HAVE_ZLIB.
5477 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5478 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5479
6835af53
ILT		 54802008-04-07 Ian Lance Taylor <iant@google.com>
5481
e24f324c
ILT		 5482 * version.cc (version_string): Set to "1.5".
5483
a036edd8
ILT		 5484 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5485 Add issued_non_pic_error_ field. Declare check_non_pic.
5486 (Target_x86_64::Scan::check_non_pic): New function.
5487 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5488 (Target_x86_64::Scan::global): Likewise.
5489
624f8810
ILT		 5490 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5491 addend parameter. Change caller. Handle merge sections.
5492 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5493 Address to Addend. Don't add in the result of
5494 local_section_offset, pass down the addend and use the returned
5495 value.
5496 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5497 Update declarations of local_section_offset and symbol_value.
5498 * testsuite/two_file_test_1.cc (t18): New function.
5499 * testsuite/two_file_test_2.cc (f18): New function.
5500 * testsuite/two_file_test_main.cc (main): Call t18.
5501 * testsuite/two_file_test.h (t18, f18): Declare.
5502
6835af53
ILT		 5503 * configure.ac: Don't test for objdump, c++filt, or readelf.
5504 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5505 conditionals.
5506 (TEST_READELF): New variable.
5507 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5508 (check_PROGRAMS): Add two_file_strip_test.
5509 (two_file_strip_test): New target.
5510 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5511 (two_file_same_shared_strip_test_SOURCES): New variable.
5512 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5513 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5514 (two_file_same_shared_strip_test_LDADD): New variable.
5515 (two_file_shared_strip.so): New target.
5516 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5517 (ver_test_5.syms, ver_test_7.syms): Likewise.
5518 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5519 (strip_test_3.stdout): Use TEST_OBJDUMP.
5520 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5521
86925eef
CC		 55222008-04-04 Cary Coutant <ccoutant@google.com>
5523
5524 * symtab.h (Symbol::is_weak_undefined): New function.
5525 (Symbol::is_strong_undefined): New function.
5526 (Symbol::is_absolute): New function.
5527 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5528 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5529 absolute symbols.
5530 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5531 (weak_undef_test): New target.
5532 * testsuite/Makefile.in: Rebuild.
5533 * testsuite/weak_undef_file1.cc: New file.
5534 * testsuite/weak_undef_file2.cc: New file.
5535 * testsuite/weak_undef_test.cc: New file.
5536
126f3ece
ILT		 55372008-04-03 Craig Silverstein <csilvers@google.com>
5538
5539 * compressed_output.h (class Output_compressed_section): Use
5540 unsigned buffer.
5541 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5542 add zlib header.
5543 (zlib_compressed_suffix): Removed.
5544 (Output_compressed_section::set_final_data_size): Use unsigned
5545 buffers.
5546 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5547 Fix linker invocation.
5548 (flagstest_o_specialfile_and_compress_debug_sections):
5549 Likewise.
5550 * testsuite/Makefile.in: Regenerated.
5551
deae2a14
DM		 55522008-04-02 David S. Miller <davem@davemloft.net>
5553
5554 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5555 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5556
70752818
ILT		 55572008-04-02 Craig Silverstein <csilvers@google.com>
5558
5559 * TODO: New file.
5560
39d0cb0e
ILT		 55612008-04-02 Ian Lance Taylor <iant@google.com>
5562
5563 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5564 parameters. Update for new key type to views_. Change all
5565 callers.
5566 (File_read::read): Adjust for byteshift in returned view.
5567 (File_read::add_view): New function, broken out of
5568 find_and_make_view.
5569 (File_read::make_view): New function, broken out of
5570 find_and_make_view.
5571 (File_read::find_or_make_view): Add offset and aligned
5572 parameters. Rewrite accordingly. Change all callers.
5573 (File_read::get_view): Add offset and aligned parameters. Adjust
5574 for byteshift in return value.
5575 (File_read::get_lasting_view): Likewise.
5576 * fileread.h (class File_read): Update declarations.
5577 (class File_read::View): Add byteshift_ field. Add byteshift to
5578 constructor. Add byteshift method.
5579 * archive.h (Archive::clear_uncached_views): New function.
5580 (Archive::get_view): Add aligned parameter. Change all callers.
5581 * object.h (Object::get_view): Add aligned parameter. Change all
5582 callers.
5583 (Object::get_lasting_view): Likewise.
5584
5585 * fileread.cc (File_read::release): Don't call clear_views if
5586 there are multiple objects.
5587 * fileread.h (File_read::clear_uncached_views): New function.
5588 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5589 on the archive.
5590
a1207466
CC		 55912008-03-31 Cary Coutant <ccoutant@google.com>
5592
5593 Add thin archive support.
5594 * archive.cc (Archive::armagt): New const.
5595 (Archive::setup): Remove task parameter and calls to unlock.
5596 (Archive::unlock_nested_archives): New function.
5597 (Archive::read_header): Add nested_off parameter. Change
5598 all callers.
5599 (Archive::interpret_header): Likewise.
5600 (Archive::include_all_members): Change to handle thin
5601 archives.
5602 (Archive::include_member): Likewise.
5603 * archive.h (Archive::Archive): Add new parameters and
5604 initializers.
5605 (Archive::armagt): New const.
5606 (Archive::setup): Remove task parameter.
5607 (Archive::unlock_nested_archives): New function.
5608 (Archive::read_header): Add nested_off parameter.
5609 (Archive::interpret_header): Likewise.
5610 (Archive::Nested_archive_table): New typedef.
5611 (Archive::is_thin_archive_): New field.
5612 (Archive::nested_archives_): New field.
5613 (Archive::options_): New field.
5614 (Archive::dirpath_): New field.
5615 (Archive::task_): New field.
5616 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5617 for thin archives. Pass additional parameters to
5618 Archive::Archive. Unlock the archive file after calling
5619 Archive::setup.
cd536b21 5620
479f6503
ILT		 56212008-03-29 Ian Lance Taylor <iant@google.com>
5622
686c8caf
ILT		 5623 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5624 version symbol to be local.
5625 * testsuite/ver_test_4.sh: New file.
5626 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5627 (check_DATA): Add ver_test_4.syms.
5628 (ver_test_4.syms): New target.
5629 * testsuite/Makefile.in: Rebuild.
5630
ab794b6b
ILT		 5631 * output.cc
5632 (Output_section::Input_section_sort_entry::has_priority): New
5633 function.
5634 (Output_section::Input_section_sort_entry::match_file_name): New
5635 function.
5636 (Output_section::Input_section_sort_entry::match_section_name):
5637 Remove.
5638 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5639 Remove.
5640 (Output_section::Input_section_sort_entry::match_section_file):
5641 Remove.
5642 (Output_section::Input_section_sort_compare::operator()): Rewrite
5643 using new Input_section_sort_entry functions. Sort crtbegin and
5644 crtend first. Sort sections with no priority before sections with
5645 a priority.
5646 * testsuite/initpri1.c (d3): Check j != 4.
5647 (cd5): New constructor/destructor function.
5648 (main): Check j != 2.
5649
479f6503
ILT		 5650 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5651 new symbol when resolving, don't call set_is_default.
5652 * testsuite/ver_test_7.cc: New file.
5653 * testsuite/ver_test_7.sh: New file.
5654 * testsuite/Makefile.am (ver_test_7.so): New target.
5655 (ver_test_7.o): New target.
5656 (check_SCRIPTS): Add ver_test_7.sh.
5657 (check_DATA): Add ver_test_7.syms.
5658 (ver_test_7.syms): New target.
5659
2fd32231
ILT		 56602008-03-28 Ian Lance Taylor <iant@google.com>
5661
5662 * layout.cc (Layout::layout): If we see an input section with a
5663 name that needs sorting, set the must_sort flag for the output
5664 section.
5665 (Layout::make_output_section): If the name of the output section
5666 indicates that it might require sorting, set the may_sort flag.
5667 * output.h (Output_section::may_sort_attached_input_sections): New
5668 function.
5669 (Output_section::set_may_sort_attached_input_sections): New
5670 function.
5671 (Output_section::must_sort_attached_input_sections): New
5672 function.
5673 (Output_section::set_must_sort_attached_input_sections): New
5674 function.
5675 (class Output_section): Declare Input_section_sort_entry. Define
5676 Input_section_sort_compare. Declare
5677 sort_attached_input_sections. Add new fields:
5678 may_sort_attached_input_sections_,
5679 must_sort_attached_input_sections_,
5680 attached_input_sections_are_sorted_.
5681 * output.cc (Output_section::Output_section): Initialize new
5682 fields.
5683 (Output_section::add_input_section): Add an entry to
5684 input_sections_ if may_sort or must_sort are true.
5685 (Output_section::set_final_data_size): Call
5686 sort_attached_input_sections if necessary.
5687 (Output_section::Input_section_sort_entry): Define new class.
5688 (Output_section::Input_section_sort_compare::operator()): New
5689 function.
5690 (Output_section::sort_attached_input_sections): New function.
5691 * configure.ac: Check whether the compiler supports constructor
5692 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5693 * testsuite/initpri1.c: New file.
5694 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5695 CONSTRUCTOR_PRIORITY.
5696 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5697 (initpri1_LDFLAGS): New variable.
5698 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5699
18e6b24e
ILT		 57002008-03-27 Ian Lance Taylor <iant@google.com>
5701
49bdd526
ILT		 5702 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5703 * testsuite/common_test_1.c: New file.
5704 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5705 (common_test_1_SOURCES): New variable.
5706 (common_test_1_DEPENDENCIES): New variable.
5707 (common_test_1_LDFLAGS): New variable.
5708
18e6b24e
ILT		 5709 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5710 and commons_ correctly when NAME/VERSION does not override
5711 NAME/NULL.
5712 * testsuite/ver_test_6.c: New file.
5713 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5714 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5715 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5716
04bf7072
ILT		 57172008-03-26 Ian Lance Taylor <iant@google.com>
5718
5871526f
ILT		 5719 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5720 of an undefined symbol from a version script.
5721 * testsuite/Makefile.am (ver_test_5.so): New target.
5722 (ver_test_5.o): New target.
5723 (check_SCRIPTS): Add ver_test_5.sh.
5724 (check_DATA): Add ver_test_5.syms.
5725 (ver_test_5.syms): New target.
5726 * testsuite/ver_test_5.cc: New file.
5727 * testsuite/ver_test_5.script: New file.
5728 * testsuite/ver_test_5.sh: New file.
5729 * Makefile.in, testsuite/Makefile.in: Rebuild.
5730
04bf7072
ILT		 5731 PR gold/5986
5732 Fix problems building gold with gcc 4.3.0.
5733 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5734 (gold_error_at_location, gold_warning_at_location): Use it.
5735 * configure.ac: Check whether we can compile and use a template
5736 function with a printf attribute.
5737 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5738 when jumping over bytes.
5739 * object.cc: Instantiate Object::read_section_data.
5740 * debug.h: Include <cstring>
5741 * dwarf_reader.cc: Include <algorithm>
5742 * main.cc: Include <cstring>.
5743 * options.cc: Include <cstring>.
5744 * output.cc: Include <cstring>.
5745 * script.cc: Include <cstring>.
5746 * script.h: Include <string>.
5747 * symtab.cc: Include <cstring> and <algorithm>.
5748 * target-select.cc: Include <cstring>.
5749 * version.cc: Include <string>.
5750 * testsuite/testmain.cc: Include <cstdlib>.
5751 * configure, config.in: Rebuild.
5752
874c5b28
ILT		 57532008-03-25 Ian Lance Taylor <iant@google.com>
5754
819d6c3a
ILT		 5755 * options.cc: Include "../bfd/bfdver.h".
5756 (options::help): Print bug reporting address.
5757
f4b2c6f5
ILT		 5758 * version.cc (print_version): Adjust output for current value of
5759 BFD_VERSION_STRING.
5760
5761 * NEWS: New file.
5762
e96caa79
ILT		 5763 * options.cc (options::help): Print list of supported targets.
5764 * target-select.h: Include <vector>.
5765 (class Target_selector): Make machine_, size_, and is_big_endian_
5766 fields const. Add bfd_name_ and instantiated_target_ fields.
5767 (Target_selector::Target_selector): Add bfd_name parameter.
5768 (Target_selector::recognize): Make non-virtual, call
5769 do_recognize.
5770 (Target_selector::recognize_by_name): Make non-virtual, call
5771 do_recognize_by_name.
5772 (Target_selector::supported_names): New function.
5773 (Target_selector::bfd_name): New function.
5774 (Target_selector::do_instantiate_target): New pure virtual
5775 function.
5776 (Target_selector::do_recognize): New virtual function.
5777 (Target_selector::do_recognize_by_name): New virtual function.
5778 (Target_selector::instantiate_target): New private function.
5779 (supported_target_names): Declare.
5780 * target-select.cc (Target_selector::Target_selector): Update for
5781 new parameter and fields.
5782 (select_target_by_name): Check that the name matches before
5783 calling recognize_by_name.
5784 (supported_target_names): New function.
5785 * i386.cc (class Target_selector_i386): Update Target_selector
5786 constructor call. Remove recognize and recognize_by_name. Add
5787 do_instantiate_target.
5788 * x86_64.cc (class Target_selector_x86_64): Likewise.
5789 * testsuite/testfile.cc (class Target_selector_test): Update for
5790 changes to Target_selector.
5791
874c5b28
ILT		 5792 * README: Rewrite, with some notes on unsupported features.
5793
0a65a3a7
CC		 57942008-03-24 Cary Coutant <ccoutant@google.com>
5795
5796 * i386.cc (Target_i386::Got_type): New enum declaration.
5797 (Target_i386::Scan::local): Updated callers of Output_data_got
5798 member functions.
5799 (Target_i386::Scan::global): Likewise.
5800 (Target_i386::Relocate::relocate): Likewise.
5801 (Target_i386::Relocate::relocate_tls): Likewise.
5802 * object.h (Got_offset_list): New class.
5803 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5804 (Sized_relobj::local_got_offset): Likewise.
5805 (Sized_relobj::set_local_got_offset): Likewise.
5806 (Sized_relobj::local_has_tls_got_offset): Removed.
5807 (Sized_relobj::local_tls_got_offset): Removed.
5808 (Sized_relobj::set_local_tls_got_offset): Removed.
5809 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5810 * output.cc (Output_data_got::add_global): Added got_type parameter.
5811 (Output_data_got::add_global_with_rel): Likewise.
5812 (Output_data_got::add_global_with_rela): Likewise.
5813 (Output_data_got::add_global_pair_with_rel): New function.
5814 (Output_data_got::add_global_pair_with_rela): New function.
5815 (Output_data_got::add_local): Added got_type parameter.
5816 (Output_data_got::add_local_with_rel): Likewise.
5817 (Output_data_got::add_local_with_rela): Likewise.
5818 (Output_data_got::add_local_pair_with_rel): New function.
5819 (Output_data_got::add_local_pair_with_rela): New function.
5820 (Output_data_got::add_global_tls): Removed.
5821 (Output_data_got::add_global_tls_with_rel): Removed.
5822 (Output_data_got::add_global_tls_with_rela): Removed.
5823 (Output_data_got::add_local_tls): Removed.
5824 (Output_data_got::add_local_tls_with_rel): Removed.
5825 (Output_data_got::add_local_tls_with_rela): Removed.
5826 * output.h (Output_data_got::add_global): Added got_type parameter.
5827 (Output_data_got::add_global_with_rel): Likewise.
5828 (Output_data_got::add_global_with_rela): Likewise.
5829 (Output_data_got::add_global_pair_with_rel): New function.
5830 (Output_data_got::add_global_pair_with_rela): New function.
5831 (Output_data_got::add_local): Added got_type parameter.
5832 (Output_data_got::add_local_with_rel): Likewise.
5833 (Output_data_got::add_local_with_rela): Likewise.
5834 (Output_data_got::add_local_pair_with_rel): New function.
5835 (Output_data_got::add_local_pair_with_rela): New function.
5836 (Output_data_got::add_global_tls): Removed.
5837 (Output_data_got::add_global_tls_with_rel): Removed.
5838 (Output_data_got::add_global_tls_with_rela): Removed.
5839 (Output_data_got::add_local_tls): Removed.
5840 (Output_data_got::add_local_tls_with_rel): Removed.
5841 (Output_data_got::add_local_tls_with_rela): Removed.
5842 * resolve.cc (Symbol::override_base_with_special): Removed
5843 reference to has_got_offset_ field.
5844 * symtab.cc (Symbol::init_fields): Replaced initialization
5845 of got_offset_ with got_offsets_. Removed initialization
5846 of has_got_offset_
53fcba31 5847 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5848 (Symbol::got_offset): Likewise.
5849 (Symbol::set_got_offset): Likewise.
5850 (Symbol::has_tls_got_offset): Removed.
5851 (Symbol::tls_got_offset): Removed.
5852 (Symbol::set_tls_got_offset): Removed.
5853 (Symbol::got_offset_): Removed.
5854 (Symbol::tls_mod_got_offset_): Removed.
5855 (Symbol::tls_pair_got_offset_): Removed.
5856 (Symbol::got_offsets_): New field.
5857 (Symbol::has_got_offset): Removed.
5858 (Symbol::has_tls_mod_got_offset): Removed.
5859 (Symbol::has_tls_pair_got_offset): Removed.
5860 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5861 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5862 member functions.
5863 (Target_x86_64::Scan::global): Likewise.
5864 (Target_x86_64::Relocate::relocate): Likewise.
5865 (Target_x86_64::Relocate::relocate_tls): Likewise.
5866
bd52eafb
BE		 58672008-03-25 Ben Elliston <bje@au.ibm.com>
5868
5869 * yyscript.y: Fix spelling error in comment.
5870
8b105e34
ILT		 58712008-03-24 Ian Lance Taylor <iant@google.com>
5872
8ed814a9
ILT		 5873 * options.h (class General_options): Define build_id option.
5874 * layout.h (class Layout): Declare write_build_id, create_note,
5875 create_build_id. Add build_id_note_ member.
5876 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5877 "libiberty.h", "md5.h", "sha1.h".
5878 (Layout::Layout): Initialize eh_frame_data_,
5879 eh_frame_hdr_section_, and build_id_note_.
5880 (Layout::finalize): Call create_build_id.
5881 (Layout::create_note): New function, broken out of
5882 Layout::create_gold_note.
5883 (Layout::create_gold_note): Call create_note.
5884 (Layout::create_build_id): New function.
5885 (Layout::write_build_id): New function.
5886 (Close_task_runner::run): Call write_build_id.
5887
8b105e34
ILT		 5888 * x86_64.cc: Correct license to GPLv3.
5889
086a1841
ILT		 58902008-03-23 Ian Lance Taylor <iant@google.com>
5891
5892 * options.cc: Include "demangle.h".
5893 (parse_optional_string): New function.
5894 (parse_long_option): Handle takes_optional_argument.
5895 (parse_short_option): Update dash_z initializer. Handle
5896 takes_optional_argument.
5897 (General_options::General_options): Initialize do_demangle_.
5898 (General_options::finalize): Set do_demangle_. Handle demangling
5899 style.
5900 * options.h (parse_optional_string): Declare.
5901 (struct One_option): Add optional_arg field. Update constructor.
5902 Update call constructor calls. Add takes_optional_argument
5903 function.
5904 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5905 (DEFINE_optional_string): Define.
5906 (General_options::demangle): Change from DEFINE_bool to
5907 DEFINE_optional_string.
5908 (General_options::no_demangle): New function.
5909 (General_options::do_demangle): New function.
5910 (General_options::set_do_demangle): New function.
5911 (General_options::execstack_status_): Move definition to end of
5912 class definition.
5913 (General_options::static_): Likewise.
5914 (General_options::do_demangle_): New field.
5915 * object.cc (big_endian>::get_symbol_location_info): Call
5916 Options::do_demangle, not Options::demangle.
5917 * symtab.cc (demangle): Likewise.
5918
cbb93e63
ILT		 59192008-03-22 Ian Lance Taylor <iant@google.com>
5920
5921 * gold.h: Include <cstddef> and <sys/types.h>
5922 * options.h: Include <cstring>.
5923
ec531623
ILT		 59242008-03-21 Ian Lance Taylor <iant@google.com>
5925
5926 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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