projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
PR 10980
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
6eda8c29
ILT		 12010-01-06 Ian Lance Taylor <iant@google.com>
2
3 PR 10980
4 * options.h (class General_options): Add --warn-multiple-gp.
5
32dcd44e
ILT		 62010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7
8 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9 $(THREADSLIB) and $(LIBDL).
10 * Makefile.in: Rebuild.
11
a192ba05
ILT		 122010-01-06 Ian Lance Taylor <iant@google.com>
13
14 PR 10980
15 * options.cc (General_options::parse_section_start): New function.
16 (General_options::section_start): New function.
17 (General_options::General_options): Initialize all members.
18 * options.h: Include <map>
19 (class General_options): Add --section-start. Add section_starts_
20 member.
21 * layout.cc (Layout::attach_allocated_section_to_segment): If
22 --section-start was used, set the address of the segment. Remove
23 local sort_sections.
24 (Layout::relaxation_loop_body): If the address of the load segment
25 has been set by --section-start, don't use it.
26 * output.h (Output_segment::update_flags_for_output_section): New
27 function.
28 * output.cc (Output_segment::add_output_section): Call
29 update_flags_for_output_section.
30
dde3f402
ILT		 312010-01-05 Ian Lance Taylor <iant@google.com>
32
62dfdd4d
ILT		 33 PR 10980
34 * options.h (class General_options): Add --undefined-version.
35 * script.cc (struct Version_expression): Add was_matched_by_symbol
36 field.
37 (Version_script_info::matched_symbol): New function.
38 (Version_script_info::get_symbol_version_helper): Call
39 matched_symbol.
40 (Version_script_info::check_unmatched_names): New function.
41 * script.h (class Version_script_info): Update declarations.
42 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
43
9c4ae156
ILT		 44 * options.h (class General_options): Use DEFINE_bool_alias for
45 allow_multiple_definition.
46 * resolve.cc (Symbol_table::should_override): Don't test
47 allow_multiple_definition.
48
dde3f402
ILT		 49 PR 10980
50 * options.h (class General_options): Add --cref.
51 * main.cc (main): Print cref table if --cref. Don't close mapfile
52 until after printing cref table.
53 * cref.cc: Include "symtab.h".
54 (class Cref_inputs): Define Cref_table_compare and Cref_table.
55 (Cref_table_compare::operator()): New function.
56 (Cref_inputs::gather_cref): New function.
57 (filecol): New static const.
58 (Cref_inputs::print_cref): New function.
59 (Cref::print_cref): New function.
60 * cref.h: Include <cstdio>.
61 (class Cref): Update declarations.
62 * mapfile.h (Mapfile::file): New function.
63 * object.h (class Object): Define Symbols. Declare virtual
64 do_get_global_symbols.
65 (Object::get_global_symbols): New function.
66 * object.cc (Input_objects::add_object): Pass object to cref_ if
67 --cref.
68 (Input_objects::archive_start): Likewise.
69 (Input_objects::archive_stop): Likewise.
70 (Input_objects::print_cref): New function.
71 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
72 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
73 --cref.
74 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
75 function.
76 * plugin.h (class Sized_pluginobj): Update declarations.
77
8781f709
ILT		 782010-01-05 Ian Lance Taylor <iant@google.com>
79
80 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
81 to is_default_version. Rename insdef to insdefault.
82 (Symbol_table::add_from_relobj): Rename def to is_default_version
83 and local to is_forced_local.
84 (Symbol_table::add_from_pluginobj): Likewise.
85 (Symbol_table::add_from_dynobj): Likewise.
86 (Symbol_table::define_special_symbol): Rename insdef to
87 insdefault.
88
fe35d28d
ILT		 892010-01-04 Ian Lance Taylor <iant@google.com>
90
30bc8c46
ILT		 91 PR 10980
92 * options.h (class General_options): Add
93 --allow-multiple-definition and -z muldefs.
94 * resolve.cc (Symbol_table::should_override): Don't warn about a
95 multiple symbol definition if --allow-multiple-definition or -z
96 muldefs.
97
7eaea549
ILT		 98 PR 10980
99 * options.h (class General_options): Add --add-needed and
100 --copy-dt-needed-entries. Tweak --as-needed help entry.
101 * object.cc (Input_objects::check_dynamic_dependencies): Give an
102 error if --copy-dt-needed-entries aka --add-needed is used and
103 would cause a change in behaviour.
104
fe35d28d
ILT		 105 PR 10980
106 * options.h (class General_options): Add -G as a short version of
107 --shared. Add no-op options -assert, -g, and -i.
108
55a2bb35
ST		 1092010-01-04 Sriraman Tallam <tmsriram@google.com>
110
111 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
112 check for .text or .gnu.linkonce.t sections.
113 * icf.cc (Icf::find_identical_sections): Ditto.
114 Change the detection for mangled function name within the section
115 name.
116 * icf.h (is_section_foldable_candidate): New function.
117
719328e1
ILT		 1182009-12-30 Ian Lance Taylor <iant@google.com>
119
120 PR 10980
121 * options.h (class General_options): Permit two dashes with
122 --retain-symbols-file.
123
d7bb5745
ILT		 1242009-12-30 Ian Lance Taylor <iant@google.com>
125
403a15dd
ILT		 126 PR 10979
127 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
128 don't put the file header and segment headers in the text
129 segment.
130
eda294df
ILT		 131 PR 10979
132 * common.cc (Sort_commons::operator()): Stabilize sort when both
133 entries are NULL.
134 (Symbol_table::do_allocate_commons_list): When allocating common
135 symbols, skip a symbol which is no longer common.
136 * symtab.h (Symbol::is_common): Test whether the symbol comes from
137 an object before checking its type.
138 * testsuite/common_test_2.c: New file.
139 * testsuite/common_test_3.c: New file.
140 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
141 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
142 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
143 (common_test_2_pic.o, common_test_2.so): New targets.
144 (common_test_3_pic.o, common_test_3.so): New targets.
145 * testsuite/Makefile.in: Rebuild.
146
d7bb5745
ILT		 147 PR 10979
148 * script.cc (read_input_script): If we see a new SECTIONS clause,
149 and we have added an input section, give an error.
150 * layout.h (class Layout): Add have_added_input_section function.
151 Add have_added_input_section_ field.
152 * layout.cc (Layout::Layout): Initialize
153 have_added_input_section_.
154 (Layout::layout): Set have_added_input_section_.
155 (Layout::layout_eh_frame): Likewise.
156
fc59c572
ILT		 1572009-12-30 Ian Lance Taylor <iant@google.com>
158
159 PR 10931
160 * options.h (class General_options): Add --sort-common option.
161 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
162 * common.cc (Sort_common): Add sort_order parameter to
163 constructor. Add sort_order_ field.
164 (Sort_commons::operator): Check sort_order_.
165 (Symbol_table::allocate_commons): Determine the sort order.
166 (Symbol_table::do_allocate_commons): Add sort_order parameter.
167 Change all callers.
168 (Symbol_table::do_allocate_commons_list): Likewise.
169
1c74fab0
ILT		 1702009-12-30 Ian Lance Taylor <iant@google.com>
171
172 PR 10916
173 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
174 symbols from this object, don't change the visibility of an
175 undefined symbol.
176 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
177
6affe781
ILT		 1782009-12-30 Ian Lance Taylor <iant@google.com>
179
180 PR 10861
181 * script.h (class Version_script_info): Define Language enum.
182 Update declarations. Define Glob, Exact, and Lookup types. Add
183 new fields globals_, locals_, and is_finalized_.
184 * script.cc: Various formatting fixes.
185 (class Parser_closure): Change language_stack_ from a vector of
186 std::string to one of Version_script_info::Language. Adjust all
187 uses accordingly.
188 (class Lazy_demangler): Remove.
189 (struct Version_expression): Change language from std::string to
190 Version_script_info::Language.
191 (Version_script_info::Version_script_info): New function.
192 (Version_script_info::~Version_script_info): Don't call clear.
193 (Version_script_info::finalize): New function.
194 (Version_script_info::build_lookup_tables): New function.
195 (Version_script_info::build_expression_list_lookup): New
196 function.
197 (Version_script_info::get_symbol_version_helper): Rewrite to use
198 lookup tables.
199 (Version_script_info::print_expression_list): Adjust to use
200 Version_script_info::Language.
201 (script_push_lex_into_version_mode): Check that the version script
202 has not been finalized.
203 (version_script_push_lang): Change language string to
204 Version_script_info::Language.
205 * options.cc (Command_line::version_script): New function.
206 * options.h (class General_options): Add finalize_dynamic_list
207 function. Change version_script from declaration to definition.
208 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
209 * testsuite/version_script.map: Remove duplicate def of foo.
210 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
211 version_script.map.
212 * testsuite/Makefile.in: Rebuild.
213
818bf354
ILT		 2142009-12-30 Ian Lance Taylor <iant@google.com>
215
216 PR 10843
217 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
218 if the input symbol index is 0, make the output symbol index 0.
219
ebcc8304
ILT		 2202009-12-30 Ian Lance Taylor <iant@google.com>
221
222 PR 10670
223 * options.h (class General_options): Add -x/--discard-all.
224 * object.cc (Sized_relobj::do_count_local_symbols): Handle
225 --discard-all. If the local symbol needs a dynamic entry, check
226 that before handling --discard-locals.
227
176fe33f
ILT		 2282009-12-30 Ian Lance Taylor <iant@google.com>
229
bb321bb1
ILT		 230 PR 10450
231 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
232 flags to PF_R.
233 (Output_segment::add_output_section): Don't change the flags if
234 the type is PT_TLS.
235
176fe33f
ILT		 236 PR 10450
237 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
238 GNU hash table if they need a dynamic value. Otherwise, don't add
239 them if they are defined in a dynamic object or are forced local.
240
e8cd95c7
ILT		 2412009-12-29 Ian Lance Taylor <iant@google.com>
242
1b81fb71
ILT		 243 PR 10450
244 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
245 .gnu.hash table for a 32-bit target.
246
8d6d383d
ILT		 247 PR 10450
248 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
249 regular and a dynamic object only needs a dynamic symbol table
250 entry if it is externally visible.
251
e785ec03
ILT		 252 PR 10450
253 * i386.cc (class Target_i386): Initialize global_offset_table_ in
254 constructor. Add global_offset_table_ field.
255 (Target_i386::got_section): Set global_offset_table_.
256 (Target_i386::do_finalize_sections): Set global_offset_table_
257 size.
258 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
259 in constructor. Add global_offset_table_ field.
260 (Target_x86_64::got_section): Set global_offset_table_.
261 (Target_x86_64::do_finalize_sections): Set global_offset_table_
262 size.
263
1a2dff53
ILT		 264 * layout.cc (Layout::Layout): Initialize increase_relro_.
265 (Layout::get_output_section): Add is_relro, is_last_relro, and
266 is_first_non_relro parameters. Change all callers.
267 (Layout::choose_output_section): Likewise.
268 (Layout::add_output_section_data): Likewise.
269 (Layout::make_output_section): Likewise.
270 (Layout::set_segment_offsets): Clear increase_relro when using a
271 linker script.
272 * layout.h (class Layout): Add increase_relro method. Add
273 increase_relro_ field. Update declarations.
274 * output.cc (Output_section::Output_section): Initialize
275 is_last_relro_ and is_first_non_relro_.
276 (Output_segment::add_output_section): Group relro sections is
277 do_sort is true. Handle is_last_relro and is_first_non_relro.
278 (Output_segment::maximum_alignment): Remove relro handling.
279 (Output_segment::set_section_addresses): Add increase_relro
280 parameter. Change all callers. Add initial alignment to align
281 relro sections on separate page. Remove old relro handling.
282 (Output_segment::set_section_list_addresses): Remove in_relro
283 parameter. Change all callers.
284 (Output_segment::set_offset): Add increase parameter. Change all
285 callers. Remove old relro handling.
286 * output.h (class Output_section): Add new methods: is_last_relro,
287 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
288 Add is_last_relro_ and is_first_non_relro_ fields.
289 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
290 Create separate .got.plt section. Call increase_relro.
291 * x86_64.cc (Target_x86_64::got_section): Likewise.
292 * testsuite/relro_script_test.t: Add .got.plt.
293
f0ba79e2
ILT		 294 PR 10450
295 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
296 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
297 (Layout::finalize): Call set_dynamic_symbol_size.
298 (Layout::set_dynamic_symbol_size): New function.
299 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
300 set_dynamic_symbol_size.
301
e8cd95c7
ILT		 302 PR 10450
303 * output.h (class Output_section): Add is_entsize_zero_ field.
304 * output.cc (Output_section::Output_section): Initialize
305 is_entsize_zero_.
306 (Output_section::set_entsize): If two different entsizes are
307 requested, force it to zero.
308 (Output_section::add_input_section): Set flags for .debug_str
309 before updating section flags. Set entsize.
310 (Output_section::update_flags_for_input_section): Set SHF_MERGE
311 and SHF_STRING if all input sections have those flags.
312
3e1b9a8a
RÁE		 3132009-12-29 Rafael Espindola <espindola@google.com>
314
315 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 316 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
317 reporting.
3e1b9a8a 318
3dcad376
ST		 3192009-12-29 Sriraman Tallam <tmsriram@google.com>
320
321 * options.cc (General_options::parse_version): Allow -v to exit
322 without an error if there is nothing to link.
323
084e2665
ILT		 3242009-12-29 Ian Lance Taylor <iant@google.com>
325
326 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
327 using a version of gcc before 4.1.
328 * configure: Rebuild.
329
250acde3
CD		 3302009-12-28 Chris Demetriou <cgd@google.com>
331
332 * attributes.cc (Output_attributes_section_data::do_write): Use
333 std::vector::front rather than std::vector::data.
334
99fff23b
ILT		 3352009-12-28 Ian Lance Taylor <iant@google.com>
336
337 * symtab.h (class Symbol_table): Add enum Defined.
338 * resolve.cc (Symbol_table::should_override): Add defined
339 parameter. Change all callers. Test whether object is NULL
340 before calling a method on it.
341 (Symbol_table::report_resolve_problem): Add defined parameter.
342 Change all callers.
343 (Symbol_table::should_override_with_special): Likewise.
344 * symtab.cc (Symbol_table::define_in_output_data): Add defined
345 parameter. Change all callers.
346 (Symbol_table::do_define_in_output_data): Likewise.
347 (Symbol_table::define_in_output_segment): Likewise.
348 (Symbol_table::do_define_in_output_segment): Likewise.
349 (Symbol_table::define_as_constant): Likewise.
350 (Symbol_table::do_define_as_constant): Likewise.
351 * script.h (class Symbol_assignment): Add is_defsym parameter to
352 constructor; change all callers.
353 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
354 parameter. Change all callers. Add is_defsym_ field.
355 (class Parser_closure): Add parsing_defsym parameter to
356 constructor; change all callers. Add parsing_defsym accessor
357 function. Add parsing_defsym_ field.
358
556bd683
ILT		 3592009-12-28 Ian Lance Taylor <iant@google.com>
360
361 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 362 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 363
1782c879
ILT		 3642009-12-23 Ian Lance Taylor <iant@google.com>
365
366 * i386.cc (Target_i386::do_calls_non_split): Recognize
367 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 368 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
369 -fsplit-stack prologue when using %r11.
1782c879 370
329ca2b1
ST		 3712009-12-21 Sriraman Tallam <tmsriram@google.com>
372
373 * options.cc (General_options::parse_version): Make -v continue and do
374 the link like GNU ld does.
375
d675ff46
RÁE		 3762009-12-17 Rafael Avila de Espindola <espindola@google.com>
377
378 * Makefile.am (CCFILES): Add timer.cc.
379 (HFILES): Add timer.h.
380 * configure.ac: Check for sysconf and times.
381 * main.cc: include timer.h.
382 (main): Use Timer instead of get_run_time.
383 * timer.cc: New.
384 * timer.h: New.
385 * workqueue.cc: include timer.h.
386 (Workqueue::find_and_run_task):
387 Report user, sys and wall time.
388 * Makefile.in: Regenerate.
389 * config.in: Regenerate.
390 * configure: Regenerate.
391
d6344fb5
DK		 3922009-12-16 Doug Kwan <dougkwan@google.com>
393
394 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
395 sections.
396 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
397 relaxed input sections.
398 * output.cc (Output_section::find_relaxed_input_section): Change
399 return type to Output_relaxed_input_section pointer. Adjust code
400 for new type of relaxed_input_section_map_.
401 * output.h (Output_section::find_relaxed_input_section): Change
402 return type to Output_relaxed_input_section pointer.
403 (Output_section::Output_relaxed_input_section_by_input_section_map):
404 New type.
405 (Output_section::relaxed_input_section_map_): Change type to
406 Output_section::Output_relaxed_input_section_by_input_section_map.
407 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
408 input section.
409
0e0d5469
ILT		 4102009-12-15 Ian Lance Taylor <iant@google.com>
411
412 * layout.cc (Layout::create_shstrtab): Only write out after input
413 sections if we are compressing debug sections.
414
0649a889
ILT		 4152009-12-15 Ian Lance Taylor <iant@google.com>
416
417 * archive.cc (Archive::add_symbols): Only look up a symbol without
418 a version if there is, in fact, a version.
419
2ea97941
ILT		 4202009-12-14 Ian Lance Taylor <iant@google.com>
421
422 Revert -Wshadow changes, all changes from:
423 2009-12-11 Doug Kwan <dougkwan@google.com>
424 2009-12-11 Nick Clifton <nickc@redhat.com>
425 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
426
b0eec2cc
DK		 4272009-12-11 Doug Kwan <dougkwan@google.com>
428
429 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
430 due to -Wshadow.
431 * attributes.cc (Object_attribute::size): Ditto.
432 (Attributes_section_data::size): Ditto.
433 (Attributes_section_data::Attributes_section_data): Ditto.
434 (Output_attributes_section_data::do_write): Ditto.
435 * attributes.h (Object_attribute::set_type): Ditto.
436 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
437
91d6fa6a
NC		 4382009-12-11 Nick Clifton <nickc@redhat.com>
439
440 * archive.cc: Fix shadowed variable warnings.
441 * arm.cc: Likewise.
442 * compressed_output.cc: Likewise.
443 * compressed_output.h: Likewise.
444 * configure: Likewise.
445 * dwarf_reader.cc: Likewise.
446 * dynobj.cc: Likewise.
447 * dynobj.h: Likewise.
448 * ehframe.cc: Likewise.
449 * ehframe.h: Likewise.
450 * errors.cc: Likewise.
451 * expression.cc: Likewise.
452 * fileread.cc: Likewise.
453 * fileread.h: Likewise.
454 * freebsd.h: Likewise.
455 * i386.cc: Likewise.
456 * icf.cc: Likewise.
457 * incremental.h: Likewise.
458 * layout.cc: Likewise.
459 * layout.h: Likewise.
460 * mapfile.cc: Likewise.
461 * merge.cc: Likewise.
462 * merge.h: Likewise.
463 * object.cc: Likewise.
464 * object.h: Likewise.
465 * options.h: Likewise.
466 * output.cc: Likewise.
467 * output.h: Likewise.
468 * parameters.cc: Likewise.
469 * plugin.cc: Likewise.
470 * powerpc.cc: Likewise.
471 * reduced_debug_output.cc: Likewise.
472 * reduced_debug_output.h: Likewise.
473 * reloc.cc: Likewise.
474 * reloc.h: Likewise.
475 * resolve.cc: Likewise.
476 * script-sections.cc: Likewise.
477 * script.cc: Likewise.
478 * script.h: Likewise.
479 * sparc.cc: Likewise.
480 * symtab.cc: Likewise.
481 * symtab.h: Likewise.
482 * target-select.cc: Likewise.
483 * target-select.h: Likewise.
484 * token.h: Likewise.
485 * workqueue.cc: Likewise.
486 * workqueue.h: Likewise.
487 * x86_64.cc: Likewise.
488
a0351a69
DK		 4892009-12-10 Doug Kwan <dougkwan@google.com>
490
491 * arm.cc (attributes.h): New include.
492 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
493 (Arm_relobj::~Arm_relobj): Delete object pointed by
494 attributes_section_data_.
495 (Arm_relobj::attributes_section_data): New method definition.
496 (Arm_relobj::attributes_section_data_): New data member declaration.
497 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
498 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
499 attributes_section_data_.
500 (Arm_dynobj::attributes_section_data): New method definition.
501 (Arm_dynobj::attributes_section_data_): New data member declaration.
502 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
503 initialization value of may_use_blx_ to false.
504 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
505 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
506 object attributes to compute results instead of hard-coding.
507 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
508 Target_arm::get_secondary_compatible_arch,
509 Target_arm::set_secondary_compatible_arch
510 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
511 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
512 New method declarations.
513 (Target_arm::get_aeabi_object_attribute): New method definition.
514 (Target_arm::attributes_section_data_): New data member declaration.
515 (read_arm_attributes_section): New template definition.
516 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
517 (Arm_dynobj::do_read_symbols): Ditto.
518 (Target_arm::do_finalize_sections): Merge attributes sections from
519 input. Check for BLX use after attributes section merging.
520 Fix __exidx_start and __exidx_end visibility. Create an
521 .ARM.attributes section if necessary.
522 (Target_arm::get_secondary_compatible_arch,
523 Target_arm::set_secondary_compatible_arch,
524 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
525 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
526 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
527 New method definitions.
528
b59befec
ILT		 5292009-12-09 Ian Lance Taylor <iant@google.com>
530
531 * plugin.cc (Plugin::load): Don't cast from void* to a function
532 pointer.
533
1276bc89
ILT		 5342009-12-09 Ian Lance Taylor <iant@google.com>
535
536 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
537 information fields.
538
2f2de248
L		 5392009-12-09 H.J. Lu <hongjiu.lu@intel.com>
540
541 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
542 Replace two_file_shared_1.so with two_file_shared_2.so.
543 * testsuite/Makefile.in: Regenerated.
544
4f787271
DK		 5452009-12-08 Doug Kwan <dougkwan@google.com>
546
547 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
548 (HFILES): Add attributes.h and int_encoding.h.
549 * Makefile.in: Regenerate.
550 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
551 function definitions to int_encoding.cc
552 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
553 prototypes to int_encoding.h
554 * reduced_debug_output.cc (int_encoding.h): New include.
555 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
556 function definitions to int_encoding.cc
557 (insert_into_vector, read_from_pointer): Move template definitions to
558 int_encoding.h
559 * attributes.cc: New file.
560 * attributes.h: New file.
561 * int_encoding.cc: New file.
562 * int_encoding.h: New file.
563
20b52f1a
RÁE		 5642009-12-07 Rafael Avila de Espindola <espindola@google.com>
565
566 PR gold/11055
567 * incremental-dump.cc (dump_incremental_inputs): New.
568 (main): Use dump_incremental_inputs.
569
53d7974c
L		 5702009-12-07 H.J. Lu <hongjiu.lu@intel.com>
571
572 PR gold/10893
573 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
574 checking elfcpp::STT_FUNC.
575 (Target_i386::Relocate::relocate): Likewise.
576 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
577
578 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
579 symbols from shared libraries into normal FUNC symbols.
580
581 * symtab.h (Symbol): Add is_func and use it.
582
05a352e6
DK		 5832009-12-05 Doug Kwan <dougkwan@google.com>
584
585 * arm.cc (Target_arm::arm_info): Initialize new fields
586 attributes_section and attributes_vendor.
587 * i386.cc (Target_i386::i386_info): Same.
588 * object.cc (Sized_relobj::do_layout): Skip attribute section.
589 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
590 fields attributes_section and attributes_vendor.
53d7974c 591 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 592 * target.h (Target::attributes_section, Target::attributes_vendor,
593 Target::is_attributes_section, Target::attribute_arg_type,
594 Target::attributes_order): New method definitions.
595 (Target::Target_info::attributes_section,
596 Target::Target_info::attributes_vendor): New fields.
597 (Target::do_attribute_arg_type, Target::do_attributes_order): New
598 virtual method definitions.
599 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
600 attributes_section and attributes_vendor.
601 * testsuite/testfile.cc (Target_test::test_target_info): Same.
602
f4e5969c
DK		 6032009-12-05 Doug Kwan <dougkwan@google.com>
604
605 * arm.cc: Update comments about interworking and stub generation.
606 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
607 considered as non-PIC.
608 (Arm_relocate_functions::base_abs): Fix formatting.
609 (Arm_relocate_functions::got_prel): Fix comment. Change interface
610 of function to use GOT entry address instead of offset.
611 (Target_arm::Scan::global): Issue an error if a symbol would need a
612 PLT does not get one because it is untyped. Remove code to create
613 dynamic symbols for relative branches.
614 (Target_arm::Relocate::relocate: Use 0 instead of false since function
615 takes unsigned integer instead of boolean.
616
1abce4a6
L		 6172009-12-05 H.J. Lu <hongjiu.lu@intel.com>
618
619 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
620 (two_file_test_LDADD): Likewise.
621 (common_test_1_LDADD): Likewise.
622 (exception_test_LDADD) Likewise.
623 (weak_test_LDADD): Likewise.
624 (many_sections_test_LDADD): Likewise.
625 (initpri1_LDADD): Likewise.
626 (script_test_1_LDADD): Likewise.
627 (script_test_2_LDADD): Likewise.
628 (justsyms_LDADD): Likewise.
629 (binary_test_LDADD): Likewise.
630 (large_LDADD): Likewise.
631 * testsuite/Makefile.in: Regenerated.
632
adcf2816 6332009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 634
adcf2816
L		 635 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
636 (Symbol_table::override_with_special): Likewise.
637 (Symbol_table::add_from_object): Likewise.
638
28e67f5d
RÁE		 6392009-12-04 Rafael Avila de Espindola <espindola@google.com>
640
641 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
642 Don't set the data_offset twice.
643
ae10a101
RÁE		 6442009-12-04 Rafael Avila de Espindola <espindola@google.com>
645
646 * testsuite/Makefile.in: Regenerate.
647
f59f41f3
DK		 6482009-12-03 Doug Kwan <dougkwan@google.com>
649
650 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
651 (Target_arm::do_finalize_sections): Add parameter for symbol table
652 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
653 * i386.cc (Target_i386::do_finalize_sections): Add an additional
654 parameter for symbol table pointer.
655 * layout.cc (Layout::finalize): Call Target::finalize_sections with
656 an additional parameter for a pointer to symbol table.
657 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
658 parameter for a symbol table pointer.
659 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
660 * target.h (Target::finalize_sections, Target::do_finalize_sections):
661 Ditto.
662 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
663 parameter for a symbol table pointer.
664
ca55d848
RÁE		 6652009-12-03 Rafael Avila de Espindola <espindola@google.com>
666
667 * incremental.cc (Incremental_inputs_header)
668 (Incremental_inputs_header_write, Incremental_inputs_entry)
669 (Incremental_inputs_entry_write): Move ...
670 * incremental.h (Incremental_inputs_header)
671 (Incremental_inputs_header_write, Incremental_inputs_entry)
672 (Incremental_inputs_entry_write): here.
673
3aec4f9c
RÁE		 6742009-12-02 Rafael Avila de Espindola <espindola@google.com>
675
676 * incremental.cc (make_sized_incremental_binary): Set the target.
677 Error if it is incompatible.
678 * output.h (Output_file): Add filename method.
679
9c0ae74d
RÁE		 6802009-12-02 Rafael Avila de Espindola <espindola@google.com>
681
682 * incremental.cc (Incremental_inputs_entry): Remove unused argument
683 from the get_* methods.
684
a45500ae
RÁE		 6852009-12-02 Rafael Avila de Espindola <espindola@google.com>
686
687 * incremental-dump.cc (main): Check that the offeset of a script is 0.
688 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
689 Write 0 for the data_offset of scripts.
690
325e6408
RÁE		 6912009-12-02 Rafael Avila de Espindola <espindola@google.com>
692
693 * testsuite/Makefile.am: Add the incremental_test.sh test.
694 * testsuite/incremental_test.sh: New.
695 * testsuite/incremental_test_1.c: New.
696 * testsuite/incremental_test_2.c: New.
697
954c3e2e
RÁE		 6982009-12-01 Rafael Avila de Espindola <espindola@google.com>
699
700 * incremental-dump.cc (main): Fix typos.
701
f8086623
RÁE		 7022009-11-27 Rafael Avila de Espindola <espindola@google.com>
703
704 PR gold/11025
705 * incremental-dump.cc (main): Use llu to print 64 bit values.
706
3b0dd6ac
L		 7072009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
708 H.J. Lu <hongjiu.lu@intel.com>
709
710 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
711 $(LIBDL).
712 (incremental_dump_LDADD): Likewise.
713 * Makefile.in: Regenerated.
714
a6d1ef57
DK		 7152009-11-25 Doug Kwan <dougkwan@google.com>
716
717 Revert:
718
719 2009-11-25 Doug Kwan <dougkwan@google.com>
720
721 * arm.cc (Target_arm::Target_arm): Move method definition
722 outside of class definition. Add code to handle
723 --target1-rel, --target1-abs and --target2= options.
724 (Target_arm::get_reloc_reloc_type): Change method to be
725 non-static and const.
726 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
727 New data member declaration.
728 (Target_arm::Scan::local, Target_arm::Scan::global,
729 Target_arm::Relocate::relocate,
730 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
731 Adjust call to Target_arm::get_real_reloc_type.
732 (Target_arm::get_real_reloc_type): Use command line options
733 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
734 * options.h (--target1-rel, --target1-abs, --target2): New
735 ARM-only options.
736
50aeb7d4
DK		 7372009-11-25 Doug Kwan <dougkwan@google.com>
738
739 * arm.cc (Target_arm::Target_arm): Move method definition outside of
740 class definition. Add code to handle --target1-rel, --target1-abs
741 and --target2= options.
742 (Target_arm::get_reloc_reloc_type): Change method to be non-static
743 and const.
744 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
745 member declaration.
746 (Target_arm::Scan::local, Target_arm::Scan::global,
747 Target_arm::Relocate::relocate,
748 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
749 call to Target_arm::get_real_reloc_type.
750 (Target_arm::get_real_reloc_type): Use command line options to
751 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
752 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
753 options.
754
51938283
DK		 7552009-11-25 Doug Kwan <dougkwan@google.com>
756
757 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
758 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
759 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
760 formatting.
761 (Arm_relocate_functions::thm_call): Replace body with a call to
762 Arm_relocate_functions::thumb_branch_common.
763 (Arm_relocate_functions::thm_jump24,
764 Arm_relocate_functions::thm_xpc22): New method definitions.
765 (Arm_relocate_functions::thumb_branch_common): New method definition.
766 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
767 operator.
768 (Target_arm::Relocate::relocate): Adjust call to thm_call.
769 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
770
e2b8f3c4
RÁE		 7712009-11-24 Rafael Avila de Espindola <espindola@google.com>
772
773 * Makefile.am: Build incremental-dump
774 * Makefile.in: Regenerate.
775 * incremental-dump.cc: New.
776 * incremental.cc (Incremental_inputs_header_data,
777 Incremental_inputs_entry_data): Move to incremental.h
778 * incremental.h: (Incremental_inputs_header_data,
779 Incremental_inputs_entry_data): Move from incremental.cc
780
bcba9aec
RÁE		 7812009-11-24 Rafael Avila de Espindola <espindola@google.com>
782
783 * incremental.cc (Incremental_inputs_header,
784 Incremental_inputs_header_write, Incremental_inputs_entry,
785 Incremental_inputs_entry_write): Add a typedef with the data type.
786
7c3afe08
RÁE		 7872009-11-24 Rafael Avila de Espindola <espindola@google.com>
788
789 * incremental.cc (Incremental_inputs_header,
790 Incremental_inputs_header_write, Incremental_inputs_entry,
791 Incremental_inputs_entry_write): Update comment about which
792 type has the filed descriptions.
793
d204b6e9
DK		 7942009-11-15 Doug Kwan <dougkwan@google.com>
795
796 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
797 (Arm_relocate_functions::arm_branch_common): Change method defintion
798 in class definition to a method declaration and update list of formal
799 parameters.
800 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
801 Arm_relocation_functions::jump24): Adjust call to
802 Arm_relocate_functions::arm_branch_common. Update list of formal
803 parameters.
804 (Arm_relocate_functions::xpc25): New method definition.
805 (Arm_relocate_functions::arm_branch_common): Move method defintion
806 out from class definition. Use stubs for mode-switching and extending
807 branch ranges.
808 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
809 specially. Change code to enable use of stubs in ARM branches.
810
43d12afe
DK		 8112009-11-10 Doug Kwan <dougkwan@google.com>
812
813 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
814 in method declaration.
815 (Target_arm::relocate_stub): New method declaration.
816 (Target_arm::default_target): Change to return a pointer instead of
817 a const reference.
818 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
819 Target_arm::default_target.
820 (Arm_Relobj::do_relocate_sections): Remove options paramater in
821 method definition.
822 (Target_arm::relocate_section): Adjust view.
823 (Target_arm::relocate_stub): New method definition.
824
ac33a407
DK		 8252009-11-10 Doug Kwan <dougkwan@google.com>
826
827 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
828 a format warning.
829 * incremental.cc (open_incremental_binary): Initialized local
830 variables to avoid warnings.
831 * object.cc (make_elf_object): Ditto.
832 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
833 a format warning.
834
88ee28e9
L		 835009-11-09 H.J. Lu <hongjiu.lu@intel.com>
836
837 PR gold/10930
838 * testsuite/plugin_test.c: Include "config.h".
839
2daedcd6
DK		 8402009-11-09 Doug Kwan <dougkwan@google.com>
841
842 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
843 (arm_symbol_value): Remove.
844 (Arm_relocate_functions::arm_branch_common,
845 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
846 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
847 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
848 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
849 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
850 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
851 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
852 Arm_relocate_functions::thm_mobw_abs_nc,
853 Arm_relocate_functions::thm_mov_abs,
854 Arm_relocate_functions::movw_prel_nc,
855 Arm_relocate_functions::thm_movt_abs,
856 Arm_relocate_functions::movt_prel,
857 Arm_relocate_functions::thm_movw_prel_nc,
858 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
859 (Target_arm::Relocate::relocate): Only decompose address into two
860 parts if relocation type uses the thumb-bit and pass the actual
861 bit instead of a flag indicating that the thumb-bit is used. Adjust
862 calls to methods in Arm_relocate_functions for this change.
863
1276bc89 8642009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 865
866 PR 10925
867 * reloc.cc: Instantiate
868 Sized_relobj::initialize_input_to_output_maps and
869 Sized_relobj:free_input_to_output_maps.
870
e53ad1b5
ILT		 8712009-11-06 Ian Lance Taylor <iant@google.com>
872
873 PR 10876
874 * defstd.cc (in_segment): Set only_if_ref true for "end".
875
eb44217c
DK		 8762009-11-06 Doug Kwan <dougkwan@google.com>
877
878 * arm.cc (class Reloc_stub): Correct a comment.
879 (Target_arm::Target_arm): Initialize arm_input_section_map_.
880 (Target_arm::scan_section_for_stubs): New method declaration.
881 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
882 Change methods from private to protected.
883 (Target_arm::do_may_relax): New method definition.
884 (Target_arm::do_relax, Target_arm::group_sections,
885 Target_arm::scan_reloc_for_stub,
886 Target_arm::scan_reloc_section_for_stubs): New method declarations.
887 (Target_arm::arm_input_section_map_): New data member declaration.
888 (Target_arm::scan_reloc_for_stub,
889 Target_arm::scan_reloc_section_for_stubs,
890 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
891 Target_arm::do_relax): New method definitions.
892
5d329b7d
ILT		 8932009-11-06 Mikolaj Zalewski <mikolaj@google.com>
894
895 * configure.ac: Check for (struct stat)::st_mtim
896 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
897 * config.in: Regenerate.
898 * configure: Regenerate.
899
96a0d71b
ILT		 9002009-11-05 Ian Lance Taylor <iant@google.com>
901
902 PR 10910
903 * output.cc (Output_segment::add_output_section): Add missing
904 return statement.
905
594c8e5e
ILT		 9062009-11-04 Ian Lance Taylor <iant@google.com>
907
908 PR 10880
909 * object.h (class Object): Add is_needed and set_is_needed
910 methods. Add is_needed_ field. Make bool fields into bitfields.
911 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
912 defined in a dynamic object and referenced by a regular object,
913 set is_needed for the dynamic object.
914 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
915 if the file is marked with as_needed and it is not needed.
916
22b127cc
ILT		 9172009-11-04 Ian Lance Taylor <iant@google.com>
918
919 PR 10887
920 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
921 tags if data is discarded by linker script.
922 * i386.cc (Target_i386::do_finalize_sections): Likewise.
923 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
924 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
925 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
926
f5c870d2
ILT		 9272009-11-04 Ian Lance Taylor <iant@google.com>
928
929 * layout.cc (Layout::get_output_section): Add is_interp and
930 is_dynamic_linker_section parameters. Change all callers.
931 (Layout::choose_output_section): Likewise.
932 (Layout::make_output_section): Likewise.
933 (Layout::add_output_section_data): Add is_dynamic_linker_section
934 parameter. Change all callers.
935 * layout.h (class Layout): Update declarations.
936 * output.h (class Output_section): Add is_interp, set_is_interp,
937 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
938 Add is_interp_, is_dynamic_linker_section_ fields. Change
939 generate_code_fills_at_write_ to a bitfield.
940 * output.cc (Output_section::Output_sections): Initialize new
941 fields.
942 (Output_segment::add_output_section): Add do_sort parameter.
943 Change all callers.
944
1ae4d23b
ILT		 9452009-11-03 Ian Lance Taylor <iant@google.com>
946
947 PR 10860
948 * options.h (class General_options): Add --warn-common.
949 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
950 merging two common symbols.
951 (Symbol_table::should_override): Handle --warn-common when merging
952 a common symbol with a defined symbol. Use report_resolve_problem
953 for multiple definitions.
954 (Symbol_table::report_resolve_problem): New function.
955 * symtab.h (class Symbol_table): Declare report_resolve_problem.
956
55da9579
DK		 9572009-11-03 Doug Kwan <dougkwan@google.com>
958
959 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
960 stub_factory_.
961 (Target_arm::stub_factory): New method definition.
962 (Target_arm::new_arm_input_section,
963 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
964 Target_arm::reloc_uses_thumb_bit): New method declarations.
965 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
966 New type definitions.
967 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
968 member declarations.
969 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
970 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
971 New method definitions.
972
37a9ac43
ILT		 9732009-11-03 Ian Lance Taylor <iant@google.com>
974
975 * options.h (class General_options): Add --warn_constructors.
976
b3d6a3d4
ILT		 9772009-11-03 Ian Lance Taylor <iant@google.com>
978
979 PR 10893
980 * defstd.cc (in_section): Add entries for __rel_iplt_start,
981 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
982
934b01dd
ILT		 9832009-11-03 Ian Lance Taylor <iant@google.com>
984
985 PR 10895
986 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
987 --msgid-bugs-address.
988 (install-pdf): New target.
989 (install-data_yes): Look up one directory to find mkinstalldirs.
990
03c1939b
L		 9912009-11-03 H.J. Lu <hongjiu.lu@intel.com>
992
993 * po/Make-in (.po.gmo): Don't generate .gmo files in source
994 tree.
995
ebd95253
DK		 9962009-10-30 Doug Kwan <dougkwan@google.com>
997
998 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
999
e9bbb538
DK		 10002009-10-30 Doug Kwan <dougkwan@google.com>
1001
1002 * arm.cc (Stub_addend_reader): New struct template definition
1003 and partial specializations.
1004 (Stub_addend_reader::operator()): New method definition for a
1005 partially specialized template.
1006
d5b40221
DK		 10072009-10-30 Doug Kwan <dougkwan@google.com>
1008
1009 * arm.cc (Arm_relobj::processor_specific_flags): New method
1010 definition.
1011 (Arm_relobj::do_read_symbols): New method declaration.
1012 (Arm_relobj::processor_specific_flags_): New data member declaration.
1013 (Arm_dynobj): New class definition.
1014 (Target_arm::do_finalize_sections): Add input_objects parameter.
1015 (Target_arm::do_adjust_elf_header): New method declaration.
1016 (Target_arm::are_eabi_versions_compatible,
1017 (Target_arm::merge_processor_specific_flags): New method declaration.
1018 (Target_arm::do_make_elf_object): New overloaded method definitions
1019 and declaration.
1020 (Arm_relobj::do_read_symbols): New method definition.
1021 (Arm_dynobj::do_read_symbols): Ditto.
1022 (Target_arm::do_finalize_sections): Add input_objects parameters.
1023 Merge processor-specific flags from all input objects.
1024 (Target_arm::are_eabi_versions_compatible,
1025 Target_arm::merge_processor_specific_flags,
1026 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1027 New method definitions.
1028 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1029 Input_objects pointer type parameter.
1030 * layout.cc (Layout::finalize): Pass input objects to target's.
1031 finalize_sections function.
1032 * output.cc (Output_file_header::do_sized_write): Set ELF file
1033 header's processor-specific flags.
1034 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1035 Input_objects pointer type parameter.
1036 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1037 * target.h (Input_objects): New forward class declaration.
1038 (Target::processor_specific_flags,
1039 Target::are_processor_specific_flags_sect): New method definitions.
1040 (Target::finalize_sections): Add input_objects parameter.
1041 (Target::Target): Initialize processor_specific_flags_ and
1042 are_processor_specific_flags_set_.
1043 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1044 parameter.
1045 (Target::set_processor_specific_flags): New method definition.
1046 (Target::processor_specific_flags_,
1047 Target::are_processor_specific_flags_set_): New data member
1048 declarations.
1049 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1050 Input_objects pointer type parameter.
1051
ebabffbd
DK		 10522009-10-30 Doug Kwan <dougkwan@google.com>
1053
1054 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1055
ad0f2072
ILT		 10562009-10-28 Ian Lance Taylor <iant@google.com>
1057
1058 * object.h (class Relobj): Drop options parameter from
1059 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1060 do_scan_relocs, do_relocate. Change all callers.
1061 (class Sized_relobj): Drop options parameters from
1062 do_gc_process_relocs, do_scan_relocs, do_relocate,
1063 do_relocate_sections, relocate_sections, emit_relocs_scan,
1064 emit_relocs_scan_reltype. Change all callers.
1065 (struct Relocate_info): Remove options field and all references to
1066 it.
1067 * reloc.h (class Read_relocs): Remove options constructor
1068 parameter and options_ field. Change all callers.
1069 (class Gc_process_relocs, class Scan_relocs): Likewise.
1070 (class Relocate_task): Likewise.
1071 * target-reloc.h (scan_relocs): Remove options parameter. Change
1072 all callers.
1073 (scan_relocatable_relocs): Likewise.
1074 * target.h (class Sized_target): Remove options parameter from
1075 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1076 all callers.
1077 * gc.h (gc_process_relocs): Remove options parameter. Change all
1078 callers.
1079 * arm.cc: Update functions to remove options parameters.
1080 * i386.cc: Likewise.
1081 * powerpc.cc: Likewise.
1082 * sparc.cc: Likewise.
1083 * x86_64.cc: Likewise.
1084 * testsuite/testfile.cc: Likewise.
1085
8ffa3667
DK		 10862009-10-28 Doug Kwan <dougkwan@google.com>
1087
1088 * arm.cc (Arm_relobj): New class definition.
1089 (Arm_relobj::scan_sections_for_stubs,
1090 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1091 New method definitions.
1092
40f36857
CC		 10932009-10-28 Cary Coutant <ccoutant@google.com>
1094
1095 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1096 (Plugin::cleanup_done_): New member.
1097 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1098 (Plugin_manager::cleanup_done_): Remove.
1099 (Plugin_manager::add_input_file): Edit error message.
1100 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1101 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1102
2c849493
ILT		 11032009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1104
1105 * fileread.cc: (File_read::View::~View): Use the new
1106 data_ownership_ filed.
1107 (File_read::~File_read): Dispose the new whole_file_view_.
1108 (File_read::open): Mmap the whole file if needed.
1109 (File_read::open): Use whole_file_view_ instead of contents_.
1110 (File_read::find_view): Use whole_file_view_ if applicable.
1111 (File_read::do_read): Use whole_file_view_ instead of contents_.
1112 (File_read::make_view): Use whole_file_view_ instead of contents_,
1113 update File_read::View::View call.
1114 (File_read::find_or_make_view): Update File_read::View::View
1115 call.
1116 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1117 remove contents_
1118 (File_read::View::Data_ownership): New enum.
1119 (File_read::View::View): Replace bool mapped_ with Data_ownership
1120 argument.
1121 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1122 (File_read::View::data_ownership_): New field.
1123 (File_read::contents_): Remove (replaced by whole_file_view_).
1124 (File_read::whole_file_view_): New field.
1125 * options.h (class General_options): Add --keep-files-mapped.
1126
24998053
CC		 11272009-10-27 Cary Coutant <ccoutant@google.com>
1128
1129 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1130 * testsuite/Makefile.am (plugin_test_5): New test case.
1131 * testsuite/Makefile.in: Regenerate.
1132
72adc4fa
DK		 11332009-10-25 Doug Kwan <dougkwan@google.com>
1134
1135 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1136 from private to protected to allow access by child class.
1137 (Sized_relobj::do_relocate_sections): New method declaration.
1138 (Sized_relobj::relocate_sections): Virtualize.
1139 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1140 Sized_relobj::relocate_sections. Instantiate template explicitly
1141 for different target sizes and endianity.
1142
07f508a2
DK		 11432009-10-24 Doug Kwan <dougkwan@google.com>
1144
1145 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1146 (Arm_input_section::as_arm_input_section): New method.
1147 (Arm_output_section): New class definition.
1148 (Arm_output_section::create_stub_group,
1149 Arm_output_section::group_sections): New method definitions.
1150
10ad9fe5
DK		 11512009-10-22 Doug Kwan <dougkwan@google.com>
1152
1153 * arm.cc (Arm_input_section): New class definition.
1154 (Arm_input_section::init, Arm_input_section:do_write,
1155 Arm_input_section::set_final_data_size,
1156 Arm_input_section::do_reset_address_and_file_offset): New method
1157 definitions.
1158
56ee5e00
DK		 11592009-10-21 Doug Kwan <dougkwan@google.com>
1160
1161 * arm.cc (Stub_table, Arm_input_section): New forward class
1162 declarations.
1163 (Stub_table): New class defintion.
1164 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1165 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1166 New method definition.
1167
b569affa
DK		 11682009-10-21 Doug Kwan <dougkwan@google.com>
1169
1170 * arm.cc: Update copyright comments.
1171 (Target_arm): New forward class template declaration.
1172 (Arm_address): New type.
1173 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1174 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1175 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1176 constants.
1177 (Insn_template): Same.
1178 (DEF_STUBS): New macro.
1179 (Stub_type): New enum type.
1180 (Stub_template): New class definition.
1181 (Stub): Same.
1182 (Reloc_stub): Same.
1183 (Stub_factory): Same.
1184 (Target_arm::Target_arm): Initialize may_use_blx_ and
1185 should_force_pic_veneer_.
1186 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1187 Target_arm::should_force_pic_veneer,
1188 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1189 Target_arm::using_thumb_only, Target_arm:;default_target): New
1190 method defintions.
1191 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1192 New data member declarations.
1193 (Insn_template::size, Insn_template::alignment): New method defintions.
1194 (Stub_template::Stub_template): New method definition.
1195 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1196 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1197 (Stub_factory::Stub_factory): New method definition.
1198 * gold.h (string_hash): New template.
1199 * output.h (Input_section_specifier::hash_value): Use
1200 gold::string_hash.
1201 (Input_section_specifier::string_hash): Remove.
1202 * stringpool.cc (Stringpool_template::string_hash): Use
1203 gold::string_hash.
1204
6c172549
DK		 12052009-10-20 Doug Kwan <dougkwan@google.com>
1206
1207 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1208 symbols of relaxed input sections.
1209 * output.h (Output_section::find_relaxed_input_section): Make
1210 method public.
1211
c5617f2f
DK		 12122009-10-16 Doug Kwan <dougkwan@google.com>
1213
1214 * dynobj.cc (Versions::Versions): Initialize version_script_.
1215 Only insert base version symbol definition for a shared object
1216 if version script defines any version versions.
1217 (Versions::define_base_version): New method definition.
1218 (Versions::add_def): Check that base version is not needed.
1219 (Versions::add_need): Define base version lazily.
1220 * dynobj.h (Versions::define_base_version): New method declaration.
1221 (Versions::needs_base_version_): New data member declaration.
1222 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1223 (check_DATA): Add no_version_test.stdout.
1224 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1225 New make rules.
1226 * testsuite/Makefile.in: Regenerate.
1227 * testsuite/no_version_test.c: New file.
1228 * testsuite/no_version_test.sh: Ditto.
1229
3c12dcdb
DK		 12302009-10-16 Doug Kwan <dougkwan@google.com>
1231
1232 * expression.cc (class Segment_start_expression): New class definition.
1233 (Segment_start_expression::value): New method definition.
1234 (script_exp_function_segment_start): Return a new
1235 Segment_start_expression.
1236 * gold/script-c.h (script_saw_segment_start_expression): New function
1237 prototype.
1238 * script-sections.cc (Script_sections::Script_sections): Initialize
1239 SAW_SEGMENT_START_EXPRESSION_ to false.
1240 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1241 and -Tbbs options to specify section addresses if given in
1242 command line and no SEGMENT_START expression is seen in a script.
1243 * script-sections.h (Script_sections::saw_segment_start_expression,
1244 Script_sections::set_saw_segment_start_expression): New method
1245 definition.
1246 (Script_sections::saw_segment_start_expression_): New data member
1247 declaration.
1248 * script.cc (script_saw_segment_start_expression): New function.
1249 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1250 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1251 script_test_7.sh and script_test_8.sh.
1252 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1253 script_test_8.stdout.
1254 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1255 (script_test_6, script_test_6.stdout, script_test_7,
1256 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1257 * Makefile.in: Regenerate.
1258 * testsuite/script_test_6.sh: New file.
1259 * testsuite/script_test_6.t: Same.
1260 * testsuite/script_test_7.sh: Same.
1261 * testsuite/script_test_7.t: Same.
1262 * testsuite/script_test_8.sh: Same.
1263
64b1ae37
DK		 12642009-10-16 Doug Kwan <dougkwan@google.com>
1265
1266 * output.cc (Output_segment::set_section_list_address): Cast
1267 expressions to unsigned long long type to avoid format warnings.
1268
661be1e2
ILT		 12692009-10-15 Ian Lance Taylor <iant@google.com>
1270
12edd763 1271 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1272 dot assignment to script_sections_.
12edd763
ILT		 1273 * script-sections.cc (Script_sections::add_dot_assignment):
1274 Initialize if necessary.
1275
68b6574b
ILT		 1276 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1277 program headers with no load segment if there is a linker script.
1278
661be1e2
ILT		 1279 * layout.cc (Layout::set_segment_offsets): Align the file offset
1280 to the segment aligment for -N or -n with no load segment.
1281 * output.cc (Output_segment::add_output_section): Don't crash if
1282 the first section is a TLS section.
1283 (Output_segment::set_section_list_addresses): Print an error
1284 message if the address moves backward in a linker script.
1285 * script-sections.cc
1286 (Output_section_element_input::set_section_addresses): Don't
1287 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1288 (Orphan_output_section::set_section_addresses): Likewise.
1289
f15f61a7
DK		 12902009-10-15 Doug Kwan <dougkwan@google.com>
1291
1292 * layout.cc (Layout::finish_dynamic_section): Generate tags
1293 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1294 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1295 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1296
82bb573a
ILT		 12972009-10-14 Ian Lance Taylor <iant@google.com>
1298
1299 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1300 fields.
1301 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1302 data_shdr fields of relinfo.
1303 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1304 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1305 R_386_TLS_LDO_32, adjust based on section flags.
1306 (Target_i386::Relocate::fix_up_ldo): Remove.
1307
374ad285
ILT		 13082009-10-13 Ian Lance Taylor <iant@google.com>
1309
1310 Add support for -pie.
1311 * options.h (class General_options): Add -pie and
1312 --pic-executable.
1313 (General_options::output_is_position_independent): Test -pie.
1314 (General_options::output_is_executable): Return true if not shared
1315 and not relocatable.
1316 (General_options::output_is_pie): Remove.
1317 * options.cc (General_options::finalize): Reject incompatible uses
1318 of -pie.
1319 * gold.cc (queue_middle_tasks): A -pie link is not static.
1320 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1321 * symtab.cc (Symbol::final_value_is_known): Return false if
1322 output_is_position_independent.
1323 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1324 output_is_position_independent.
1325 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1326 output_is_position_independent.
1327 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1328 output_is_position_independent.
1329 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1330 two_file_pie_test.
1331 (basic_pie_test.o, basic_pie_test): New targets.
1332 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1333 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1334 (two_file_pie_test): New target.
1335 * testsuite/Makefile.in: Rebuild.
1336 * README: Remove note saying that -pie is not supported.
1337
c6585162
ILT		 13382009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1339
1340 * options.h (class General_options): Add -init and -fini.
1341 * layout.cc (Layout::finish_dynamic_section): Emit
1342 given init and fini functions.
1343
032ce4e9
ST		 13442009-10-13 Sriraman Tallam <tmsriram@google.com>
1345
1346 * gc.h (gc_process_relocs): Check if icf is enabled using new
1347 function.
1348 * gold.cc (queue_initial_tasks): Likewise.
1349 (queue_middle_tasks): Likewise.
1350 * object.cc (do_layout): Likewise.
1351 * symtab.cc (is_section_folded): Likewise.
1352 * main.cc (main): Likewise.
1353 * reloc.cc (Read_relocs::run): Likewise.
1354 (Sized_relobj::do_scan_relocs): Likewise.
1355 * icf.cc (is_function_ctor_or_dtor): New function.
1356 (Icf::find_identical_sections): Check if function is ctor or dtor when
1357 safe icf is chosen.
1358 * options.h (General_options::icf): Change option to be an enum.
1359 (Icf_status): New enum.
1360 (icf_enabled): New method.
1361 (icf_safe_folding): New method.
1362 (set_icf_status): New method.
1363 (icf_status_): New variable.
1364 * (options.cc) (General_options::finalize): Set icf_status_.
1365 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1366 icf_test and icf_keep_unique_test to use the --icf enum flag.
1367 * testsuite/icf_safe_test.sh: New file.
1368 * testsuite/icf_safe_test.cc: New file.
1369
f345227a
ST		 13702009-10-12 Sriraman Tallam <tmsriram@google.com>
1371
1372 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1373 includes to gc.h and icf.h.
1374 * arm.cc: Include gc.h.
1375 * gold.cc: Likewise.
1376 * i386.cc: Likewise.
1377 * powerpc.cc: Likewise.
1378 * sparc.cc: Likewise.
1379 * x86_64.cc: Likewise.
1380 * gc.h: Include icf.h.
1381
1c7814ed
ILT		 13822009-10-11 Ian Lance Taylor <iant@google.com>
1383
1384 * plugin.cc: Include "gold.h" before other header files.
1385
ae3b5189
CD		 13862009-10-10 Chris Demetriou <cgd@google.com>
1387
1388 * options.h (Input_file_argument::Input_file_type): New enum.
1389 (Input_file_argument::is_lib_): Replace with...
1390 (Input_file_argument::type_): New member.
1391 (Input_file_argument::Input_file_argument): Take Input_file_type
1392 'type' rather than boolean 'is_lib' as second argument.
1393 (Input_file_argument::is_lib): Use type_.
1394 (Input_file_argument::is_searched_file): New function.
1395 (Input_file_argument::may_need_search): Handle is_searched_file.
1396 * options.cc (General_options::parse_library): Support -l:filename.
1397 (General_options::parse_just_symbols): Update for Input_file_argument
1398 changes.
1399 (Command_line::process): Likewise.
1400 * archive.cc (Archive::get_file_and_offset): Likewise.
1401 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1402 * script.cc (read_script_file, script_add_file): Likewise.
1403 * fileread.cc (Input_file::Input_file): Likewise.
1404 (Input_file::will_search_for): Handle is_searched_file.
1405 (Input_file::open): Likewise.
1406 * readsyms.cc (Read_symbols::get_name): Likewise.
1407 * testsuite/Makefile.am (searched_file_test): New test.
1408 * testsuite/Makefile.in: Regenerate.
1409 * testsuite/searched_file_test.cc: New file.
1410 * testsuite/searched_file_test_lib.cc: New file.
1411
f3048a1d
ILT		 14122009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1413 Ian Lance Taylor <iant@google.com>
1414
1415 * descriptor.cc: Include <cstdio> and "binary-io.h".
1416 (Descriptors::open): Open the files in binary mode always.
1417 * script.cc (Lex::get_token): Treat \r as whitespace.
1418
d4780e57
ILT		 14192009-10-09 Ian Lance Taylor <iant@google.com>
1420
1421 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1422
d9a893b8
ILT		 14232009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1424 Ian Lance Taylor <iant@google.com>
1425
1426 * configure.ac: Check for readv function also.
1427 * fileread.cc (readv): Define if not HAVE_READV.
1428 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1429 does not exist.
1430 * config.in: Regenerate.
1431 * configure: Regenerate.
1432
c0a62865
DK		 14332009-10-09 Doug Kwan <dougkwan@google.com>
1434
1435 * layout.cc (Layout::make_output_section): Call target hook to make
1436 ordinary output section.
1437 (Layout::finalize): Adjust parameter list of call the
1438 Target::may_relax().
1439 * layout.h (class Layout::section_list): New method.
1440 * merge.h (Output_merge_base::entsize): Change visibility to public.
1441 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1442 New methods.
1443 (Output_merge_string::do_is_string): New method.
1444 * object.cc (Sized_relobj::do_setup): renamed from
1445 Sized_relobj::set_up.
1446 * object.h (Sized_relobj::adjust_shndx,
1447 Sized_relobj::initializ_input_to_output_maps,
1448 Sized_relobj::free_input_to_output_maps): Change visibilities to
1449 protected.
1450 (Sized_relobj::setup): Virtualize.
1451 (Sized_relobj::do_setup): New method declaration.
1452 (Sized_relobj::invalidate_section_offset,
1453 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1454 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1455 * options.cc (parse_int): New function.
1456 * options.h (parse_int): New declaration.
1457 (DEFINE_int): New macro.
1458 (stub_group_size): New option.
1459 * output.cc (Output_section::Output_section): Initialize memebers
1460 merge_section_map_, merge_section_by_properties_map_,
1461 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1462 (Output_section::add_input_section): Handled deferred code-fill
1463 generation and remove an old comment.
1464 (Output_section::add_relaxed_input_section): New method definition.
1465 (Output_section::add_merge_input_section): Use merge section by
1466 properties map to speed to search. Update merge section maps
1467 as appropriate.
1468 (Output_section::build_relaxation_map): New method definition.
1469 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1470 Same.
1471 (Output_section::relax_input_section): Renamed to
1472 Output_section::convert_input_sections_to_relaxed_sections and change
1473 interface to take a vector of pointers to relaxed sections.
1474 (Output_section::find_merge_section,
1475 Output_section::find_relaxed_input_section): New method definitions.
1476 (Output_section::is_input_address_mapped,
1477 Output_section::output_offset, Output_section::output_address):
1478 Use output section data maps to speed up searching.
1479 (Output_section::find_starting_output_address): Add comments.
1480 (Output_section::do_write,
1481 Output_section::write_to_postprocessing_buffer): Do code-fill
1482 generation as appropriate.
1483 (Output_section::get_input_sections): Invalidate relaxed input section
1484 map.
1485 (Output_section::restore_states): Adjust type of checkpoint .
1486 Invalidate relaxed input section map.
1487 * output.h (Output_merge_base): New class declaration.
1488 (Input_section_specifier): New class defintion.
1489 (class Output_relaxed_input_section) Change base class to
1490 Output_section_data_build.
1491 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1492 base class initializer.
1493 (Output_section::add_relaxed_input_section): New method declaration.
1494 (Output_section::Input_section): Change visibility to protected.
1495 (Output_section::Input_section::relobj,
1496 Output_section::Input_section::shndx): Handle relaxed input sections.
1497 Output_section::input_sections) Change visibility to protected. Also
1498 define overload to return a non-const pointer.
1499 (Output_section::Merge_section_properties): New class defintion.
1500 (Output_section::Merge_section_by_properties_map,
1501 Output_section::Output_section_data_by_input_section_map,
1502 Output_section::Relaxation_map): New types.
1503 (Output_section::relax_input_section): Rename method to
1504 Output_section::convert_input_sections_to_relaxed_sections and change
1505 interface to take a vector of relaxed section pointers.
1506 (Output_section::find_merge_section,
1507 Output_section::find_relaxed_input_section,
1508 Output_section::build_relaxation_map,
1509 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1510 New method declarations.
1511 (Output_section::merge_section_map_
1512 Output_section::merge_section_by_properties_map_,
1513 Output_section::relaxed_input_section_map_,
1514 Output_section::is_relaxed_input_section_map_valid_,
1515 Output_section::generate_code_fills_at_write_): New data members.
1516 * script-sections.cc
1517 (Output_section_element_input::set_section_addresses): Call
1518 current_data_size and addralign methods of relaxed input sections.
1519 (Orphan_output_section::set_section_addresses): Call current_data_size
1520 and addralign methods of relaxed input sections.
1521 * symtab.cc (Symbol_table::compute_final_value): Extract template
1522 from the body of Symbol_table::sized_finalize_symbol.
1523 (Symbol_table::sized_finalized_symbol): Call
1524 Symbol_table::compute_final_value.
1525 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1526 (Symbol_table::compute_final_value): New templated method declaration.
1527 * target.cc (Target::do_make_output_section): New method defintion.
1528 * target.h (Target::make_output_section): New method declaration.
1529 (Target::relax): Add more parameters for input objects, symbol table
1530 and layout. Adjust call to do_relax.
1531 (Target::do_make_output_section): New method declaration.
1532 (Target::do_relax): Add parameters for input objects, symbol table
1533 and layout.
1534
d446d6c4
ILT		 15352009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1536
1537 * pread.c: Include stdio.h.
1538
bc06c745
ILT		 15392009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1540
1541 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1542 defined.
1543
75aea3d0
ILT		 15442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1545
1546 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1547 Change read_shndx type to unsigned int.
1548 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1549 int.
1550 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1551 * dwarf_reader.h (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 * layout.cc (Layout::create_symtab_sections): Cast the result of
1557 local_symcount * symsize to off_t in the gold_assert.
1558
be8fcb75
ILT		 15592009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1560
1561 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1562 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1563 R_ARM_BASE_ABS.
1564 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1565 (Arm_relocate_functions::thm_abs5): New function.
1566 (Arm_relocate_functions::abs12): New function.
1567 (Arm_relocate_functions::abs16): New function.
1568 (Arm_relocate_functions::base_abs): New function.
1569 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1570 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1571 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1572 R_ARM_BASE_ABS.
1573 (Scan::global): Likewise.
1574 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1575 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1576 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1577 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1578 R_ARM_BASE_ABS.
1579
c2a122b6
ILT		 15802009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1581
1582 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1583 (Arm_relocate_functions::movt_prel): New function.
1584 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1585 (Arm_relocate_functions::thm_movt_prel): New function.
1586 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1587 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1588 (Scan::global, Relocate::relocate): Likewise.
1589 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1590
c4aa1e2d
ILT		 15912009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1592
1593 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1594 Incremental_checker.
1595 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1596 unsigned int.
1597 (class Incremental_inputs_header): New class.
1598 (Incremental_inputs_header_writer): Edit comment.
1599 (Incremental_inputs_entry): New class.
1600 (Incremental_inputs_entry_writer): Edit comment.
1601 (Sized_incremental_binary::do_find_incremental_inputs_section):
1602 Add *strtab_shndx parameter, fill it.
1603 (Sized_incremental_binary::do_check_inputs): New method.
1604 (Incremental_checker::can_incrementally_link_output_file): Use
1605 Sized_incremental_binary::check_inputs.
1606 (Incremental_inputs::report_command_line): Save command line in
1607 command_line_.
1608 * incremental.h:
1609 (Incremental_binary::find_incremental_inputs_section): New
1610 method.
1611 (Incremental_binary::do_find_incremental_inputs_section): Add
1612 strtab_shndx parameter.
1613 (Incremental_binary::do_check_inputs): New pure virtual method.
1614 (Sized_incremental_binary::do_check_inputs): Declare.
1615 (Incremental_checker::Incremental_checker): Add incremental_inputs
1616 parameter, use it to initialize incremental_inputs_.
1617 (Incremental_checker::incremental_inputs_): New field.
1618 (Incremental_checker::command_line): New method.
1619 (Incremental_checker::inputs): New method.
1620 (Incremental_checker::command_line_): New field.
1621
c549a694
ILT		 16222009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1623
1624 * incremental.cc: Include <cstdarg> and "target-select.h".
1625 (vexplain_no_incremental): New function.
1626 (explain_no_incremental): New function.
1627 (Incremental_binary::error): New method.
1628 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1629 method.
1630 (make_sized_incremental_binary): New function.
1631 (open_incremental_binary): New function.
1632 (can_incrementally_link_file): Add checks if output is ELF and has
1633 inputs section.
1634 * incremental.h: Include "elfcpp_file.h" and "output.h".
1635 (Incremental_binary): New class.
1636 (Sized_incremental_binary): New class.
1637 (open_incremental_binary): Declare.
1638 * object.cc (is_elf_object): Use
1639 elfcpp::Elf_recognizer::is_elf_file.
1640 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1641 * output.h (Output_file::filesize): New method.
1642
fd3c5f0b
ILT		 16432009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1644
1645 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1646 New function.
1647 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1648 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1649 function.
1650 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1651 function.
1652 (Arm_relocate_functions::movw_abs_nc): New function.
1653 (Arm_relocate_functions::movt_abs): New function.
1654 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1655 (Arm_relocate_functions::thm_movt_abs): New function.
1656 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1657 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1658 (Scan::global): Likewise.
1659 (Relocate::relocate): Likewise.
1660 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1661
7f5309a5
ILT		 16622009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1663
1664 * arm.cc (Arm_relocate_functions::got_prel) New function.
1665 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1666 (Relocate::relocate): Likewise.
1667 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1668
364c7fa5
ILT		 16692009-10-06 Ian Lance Taylor <iant@google.com>
1670
1671 * options.h (class General_options): Define
1672 split_stack_adjust_size parameter.
1673 * object.h (class Object): Add uses_split_stack_ and
1674 has_no_split_stack_ fields. Add uses_split_stack and
1675 has_no_split_stack accessor functions. Declare
1676 handle_split_stack_section.
1677 (class Reloc_symbol_changes): Define.
1678 (class Sized_relobj): Define Function_offsets. Declare
1679 split_stack_adjust, split_stack_adjust_reltype, and
1680 find_functions.
1681 * object.cc (Object::handle_split_stack_section): New function.
1682 (Sized_relobj::do_layout): Call handle_split_stack_section.
1683 * dynobj.cc (Sized_dynobj::do_layout): Call
1684 handle_split_stack_section.
1685 * reloc.cc (Sized_relobj::relocate_sections): Call
1686 split_stack_adjust for executable sections in split_stack
1687 objects. Pass reloc_map to relocate_section.
1688 (Sized_relobj::split_stack_adjust): New function.
1689 (Sized_relobj::split_stack_adjust_reltype): New function.
1690 (Sized_relobj::find_functions): New function.
1691 * target-reloc.h: Include "object.h".
1692 (relocate_section): Add reloc_symbol_changes parameter. Change
1693 all callers.
1694 * target.h (class Target): Add calls_non_split method. Declare
1695 do_calls_non_split virtual method. Declare match_view and
1696 set_view_to_nop.
1697 * target.cc: Include "elfcpp.h".
1698 (Target::do_calls_non_split): New function.
1699 (Target::match_view): New function.
1700 (Target::set_view_to_nop): New function.
1701 * gold.cc (queue_middle_tasks): Give an error if mixing
1702 split-stack and non-split-stack objects with -r.
1703 * i386.cc (Target_i386::relocate_section): Add
1704 reloc_symbol_changes parameter.
1705 (Target_i386::do_calls_non_split): New function.
1706 * x86_64.cc (Target_x86_64::relocate_section): Add
1707 reloc_symbol_changes parameter.
1708 (Target_x86_64::do_calls_non_split): New function.
1709 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1710 parameter.
1711 * powerpc.cc (Target_powerpc::relocate_section): Add
1712 reloc_symbol_changes parameter.
1713 * sparc.cc (Target_sparc::relocate_section): Add
1714 reloc_symbol_changes parameter.
1715 * configure.ac: Call AM_CONDITIONAL for the default target.
1716 * configure: Rebuild.
1717 * testsuite/Makefile.am (TEST_AS): New variable.
1718 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1719 (check_DATA): Add split_i386 and split_x86_64 files.
1720 (SPLIT_DEFSYMS): Define.
1721 (split_i386_[1234n].o): New targets.
1722 (split_i386_[124]): New targets.
1723 (split_i386_[1234r].stdout): New targets.
1724 (split_x86_64_[1234n].o): New targets.
1725 (split_x86_64_[124]): New targets.
1726 (split_x86_64_[1234r].stdout): New targets.
1727 (MOSTLYCLEANFILES): Add new executables.
1728 * testsuite/split_i386.sh: New file.
1729 * testsuite/split_x86_64.sh: New file.
1730 * testsuite/split_i386_1.s: New file.
1731 * testsuite/split_i386_2.s: New file.
1732 * testsuite/split_i386_3.s: New file.
1733 * testsuite/split_i386_4.s: New file.
1734 * testsuite/split_i386_n.s: New file.
1735 * testsuite/split_x86_64_1.s: New file.
1736 * testsuite/split_x86_64_2.s: New file.
1737 * testsuite/split_x86_64_3.s: New file.
1738 * testsuite/split_x86_64_4.s: New file.
1739 * testsuite/split_x86_64_n.s: New file.
1740 * testsuite/testfile.cc (Target_test): Update relocation_section
1741 function.
1742 * testsuite/Makefile.in: Rebuild.
1743
e8a9fcda
ILT		 17442009-10-06 Ian Lance Taylor <iant@google.com>
1745
1746 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1747 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1748 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1749 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1750 the address on ldo_addrs_.
1751 (Target_i386::Relocate::fix_up_ldo): New function.
1752
e99daf92
ILT		 17532009-10-06 Rafael Espindola <espindola@google.com>
1754
1755 * plugin.cc (add_input_library): New.
1756 (Plugin::load): Add add_input_library to tv.
1757 (Plugin_manager::add_input_file): Add the is_lib argument.
1758 (add_input_file): Update call to Plugin_manager::add_input_file.
1759 (add_input_library): New.
1760 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1761
966d4097
DK		 17622009-09-30 Doug Kwan <dougkwan@google.com>
1763
1764 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1765 symbol and call Symbol::may_need_copy_reloc to determine if
1766 a copy reloc is needed.
1767 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1768 nocopyreloc is given in command line.
1769 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1770 given in command line.
1771 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1772 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1773 of the removed Target_i386::may_need_copy_reloc.
1774 * options.h (copyreloc): New option with default value false.
1775 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1776 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1777 instead of the removed Target_powerpc::may_need_copy_reloc.
1778 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1779 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1780 instead of the removed Target_sparc::may_need_copy_reloc.
1781 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1782 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1783 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1784 instead of the removed Target_x86_64::may_need_copy_reloc.
1785
029ba973
ILT		 17862009-09-30 Ian Lance Taylor <iant@google.com>
1787
1788 * object.h (class Object): Remove target_ field, and target,
1789 sized_target, and set_target methods.
1790 (Object::sized_target): Remove.
1791 (class Sized_relobj): Update declarations. Remove sized_target.
1792 * object.cc (Sized_relobj::setup): Remove target parameter.
1793 Change all callers.
1794 (Input_objects::add_object): Don't do anything with the target.
1795 (make_elf_sized_object): Add punconfigured parameter. Change all
1796 callers. Set or test parameter target.
1797 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1798 Change all callers.
1799 * parameters.cc (Parameters::set_target): Change parameter type to
1800 be non-const.
1801 (Parameters::default_target): Remove.
1802 (set_parameters_target): Change parameter type to be non-const.
1803 (parameters_force_valid_target): New function.
1804 (parameters_clear_target): New function.
1805 * parameters.h (class Parameters): Update declarations. Remove
1806 default_target method. Add sized_target and clear_target
1807 methods. Change target_ to be non-const.
1808 (set_parameters_target): Update declaration.
1809 (parameters_force_valid_target): Declare.
1810 (parameters_clear_target): Declare.
1811 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1812 as NULL if we aren't searching.
1813 (Add_symbols::run): Don't check for compatible target.
1814 * fileread.cc (Input_file::open_binary): Call
1815 parameters_force_valid_target.
1816 * gold.cc (queue_middle_tasks): Likewise.
1817 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1818 set_target on object.
1819 * dynobj.h (class Sized_dynobj): Update declarations.
1820 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1821 make_elf_object returns NULL.
1822 (Archive::include_member): Don't check whether object target is
1823 compatible.
1824 * output.cc (Output_section::add_input_section): Get target from
1825 parameters.
1826 (Output_section::relax_input_section): Likewise.
1827 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1828 parameters.
1829 (Sized_relobj::do_scan_relocs): Likewise.
1830 (Sized_relobj::relocate_sections): Likewise.
1831 * resolve.cc (Symbol_table::resolve): Likewise.
1832 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1833 parameter. Change all callers.
1834 (Symbol_table::add_from_object): Get target from parameters.
1835 (Symbol_table::add_from_relobj): Don't check object target.
1836 (Symbol_table::add_from_dynobj): Likewise.
1837 (Symbol_table::define_special_symbol): Get target from
1838 parameters.
1839 * symtab.h (class Symbol_table): Update declaration.
1840 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1841 parameter. Change all callers. Clear parameter target.
1842 (Binary_test): Test target here.
1843 * testsuite/object_unittest.cc (gold_testsuite): Remove
1844 target_test_pointer parameter. Change all callers.
1845 (Object_test): Test target here.
1846
a6a22b83
ILT		 18472009-09-26 Ian Lance Taylor <iant@google.com>
1848
1849 * testsuite/initpri1.c: Don't try to use constructor priorities if
1850 compiling with gcc before 4.3.
1851
6a8f49fe
ILT		 18522009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1853
1854 * testsuite/retain_symbols_file_test.sh (check_present): Change
1855 output file name to retain_symbols_file_test.stdout.
1856 (check_absent): Likewise.
1857
8c604651
CS		 18582009-09-18 Craig Silverstein <csilvers@google.com>
1859
1860 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1861 * options.cc: Include <cerrno> and <fstream>.
1862 (General_options::finalize): Parse -retain-symbols-file tag.
1863 * options.h: New flag.
1864 (General_options): New method should_retain_symbol, new
1865 variable symbols_to_retain.
1866 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1867 should_retain_symbol map.
1868 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1869 * testsuite/Makefile.in: Regenerate.
1870 * testsuite/retain_symbols_file_test.sh: New file.
1871
ca58b19f
NC		 18722009-09-18 Nick Clifton <nickc@redhat.com>
1873
1874 * po/es.po: Updated Spanish translation.
1875
20e6d0d6
DK		 18762009-09-17 Doug Kwan <dougkwan@google.com>
1877
1878 * debug.h (DEBUG_RELAXATION): New constant.
1879 (DEBUG_ALL): Add DEBUG_RELAXATION.
1880 (debug_string_to_enum): Add relaxation debug option.
1881 * layout.cc
1882 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1883 Layout::Relaxation_debug_check::read_sections,
1884 Layout::Relaxation_debug_check::read_sections): New method definitions.
1885 (Layout::Layout): Initialize data members
1886 record_output_section_data_from_scrips_,
1887 script_output_section_data_list_ and relaxation_debug_check_.
1888 (Layout::save_segments, Layout::restore_segments,
1889 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1890 Layout::relaxation_loop_body): New method definitions.
1891 (Layout::finalize): Support relaxation. Move section layout code to
1892 Layout::relaxation_loop_body.
1893 (Layout::set_asection_address_from_script): Move code for orphan
1894 section placement out.
1895 (Layout::place_orphan_sections_in_script): New method definition.
1896 * layout.h (Output_segment_headers, Output_file_header):
1897 New forward class declarations.
1898 (Layout::~Layout): Define.
1899 (Layout::new_output_section_data_from_script): New method definition.
1900 (Layout::place_orphan_sections_in_script): New method declaration.
1901 (Layout::Segment_states): New type declaration.
1902 (Layout::save_segments, Layout::restore_segments,
1903 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1904 Layout::relaxation_loop_body): New method declarations.
1905 (Layout::Output_section_data_list): New type declaration.
1906 (Layout::Relaxation_debug_check): New class definition.
1907 (Layout::record_output_section_data_from_script_,
1908 Layout::script_output_section_data_list_, Layout::segment_states_,
1909 Layout::relaxation_debug_check_): New data members.
1910 * output.cc: (Output_section_headers::do_size): New method definition.
1911 (Output_section_headers::Output_section_headers): Move size
1912 computation to Output_section_headers::do_size.
1913 (Output_segment_headers::do_size): New method definition.
1914 (Output_file_header::Output_file_header): Move size computation to
1915 Output_file_header::do_size and call it.
1916 (Output_file_header::do_size): New method definition.
1917 (Output_data_group::Output_data_group): Adjust call to
1918 Output_section_data.
1919 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1920 (Output_symtab_xindex::do_write): Add array bound check.
1921 (Output_section::Input_section::print_to_mapfile): Handle
1922 RELAXED_INPUT_SECTION_CODE.
1923 (Output_section::Output_section): Initialize data member checkpoint_.
1924 (Output_section::~Output_section): Delete checkpoint object pointed
1925 by checkpoint_.
1926 (Output_section::add_input_section): Always add an Input_section if
1927 relaxing.
1928 (Output_section::add_merge_input_section): Add assert.
1929 (Output_section::relax_input_section): New method definition.
1930 (Output_section::set_final_data_size): Set load address to zero for
1931 an unallocated section.
1932 (Output_section::do_address_and_file_offset_have_reset_values):
1933 New method definition.
1934 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1935 Handle relaxed input section.
1936 (Output_section::sort_attached_input_sections): Checkpoint input
1937 section list lazily.
1938 (Output_section::get_input_sections): Change type of input_sections to
1939 list of Simple_input_section pointers. Checkpoint input section list
1940 lazily. Also handle relaxed input sections.
1941 (Output_section::add_input_section_for_script): Take a reference to
1942 a Simple_input_section object instead of Relobj pointer and section
1943 index as parameter. Handle relaxed input sections.
1944 (Output_section::save_states, Output_section::restore_states): New
1945 method definitions.
1946 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1947 (Output_data::is_data_size_fixed): New method definition.
1948 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1949 if it is fixed.
1950 (Output_data::address_and_file_offset_have_reset_values): New method
1951 definition.
1952 (Output_data::do_address_and_file_offset_have_reset_values): New method
1953 definition.
1954 (Output_data::set_data_size): Check that data size is not fixed.
1955 (Output_data::fix_data_size): New method definition.
1956 (Output_data::is_data_size_fixed_): New data member.
1957 (Output_section_headers::set_final_data_size): New method definition.
1958 (Output_section_headers::do_size): New method declaration.
1959 (Output_segment_headers::set_final_data_size): New method definition.
1960 (Output_segment_headers::do_size): New method declaration.
1961 (Output_file_header::set_final_data_size)::New method definition.
1962 (Output_file_header::do_size)::New method declaration.
1963 (Output_section_data::Output_section_data): Add new parameter
1964 is_data_size_fixed and use it to fix data size.
1965 (Output_data_const::Output_data_const): Adjust call to base class
1966 constructor and fix data size.
1967 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1968 base class constructor and fix data size.
1969 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1970 base class constructor and fix data size.
1971 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1972 class constructor and fix data size.
1973 (Output_data_group::set_final_data_size): New method definition.
1974 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1975 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1976 class constructor and fix data size.
1977 (Output_relaxed_input_section): New class definition.
1978 (Output_section::Simple_input_section): New class definition.
1979 (Output_section::get_input_sections): Adjust parameter list.
1980 (Output_section::add_input_section_for_script): Same.
1981 (Output_section::save_states, Output_section::restore_states,
1982 Output_section::do_address_and_file_offset_have_reset_values,
1983 (Output_section::Input_section::Input_section): Handle
1984 RELAXED_INPUT_SECTION_CODE. Add new overload for
1985 Output_relaxed_input_section.
1986 (Output_section::Input_section::is_input_section,
1987 Output_section::Input_section::set_output_section): Handle relaxed
1988 input section.
1989 (Output_section::Input_section::is_relaxed_input_section,
1990 Output_section::Input_section::output_section_data,
1991 Output_section::Input_section::relaxed_input_section): New method
1992 definitions.
1993 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1994 value.
1995 (Output_section::Input_section::u1_): Update comments.
1996 (Output_section::Input_section::u2_): Add new union member poris.
1997 (Output_section::Checkpoint_output_section): New classs definition.
1998 (Output_section::relax_input_section): New method declaration.
1999 (Output_section::checkpoint_): New data member.
2000 (Output_segment): Update comments.
2001 (Output_segment::Output_segment): Un-privatize copy constructor.
2002 (Output_segment::operator=): Un-privatize.
2003 * script-sections.cc (Output_section_element::Input_section_list):
2004 Change element type to Output_section::Simple_input_section.
2005 (Output_section_element_dot_assignment::set_section_addresses):
2006 Register output section data for relaxation clean up.
2007 (Output_data_exression::Output_data_expression): Adjust call to base
2008 constructor to fix data size.
2009 (Output_section_element_data::set_section_addresses): Register
2010 Output_data_expression object for relaxation clean up.
2011 (struct Input_section_info): Replace Relobj pointer and section index
2012 pair with Output_section::Simple_input_section and Convert struct to a
2013 class.
2014 (Input_section_sorter::operator()): Adjust access to
2015 Input_section_info data member to use accessors.
2016 (Output_section_element_input::set_section_addresses): Use layout
2017 parameter. Adjust code to use Output_section::Simple_input_section
2018 and Input_secction_info classes. Register filler for relaxation
2019 clean up.
2020 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2021 and section index pair with Output_section::Simple_input_section
2022 class. Adjust code accordingly.
2023 (Phdrs_element::release_segment): New method definition.
2024 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2025 segment list.
2026 (Script_sections::release_segments): New method definition.
2027 * gold/script-sections.h (Script_sections::release_segments): New
2028 method declaration.
2029 * gold/target.h (Target::may_relax, Target::relax,
2030 Target::do_may_relax, Target::do_relax): New method definitions.
2031
5e445df6
ILT		 20322009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2033
2034 * arm.cc (has_signed_unsigned_overflow): New function.
2035 (Arm_relocate_functions::abs8): New function.
2036 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2037 (Target_arm::Scan::global): Likewise.
2038 (Target_arm::relocate::relocate): Likewise.
2039 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2040 Likewise.
2041
8c604651 20422009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 2043
2044 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2045 * testsuite/Makefile.in: Regenerate.
2046
1e9cc1c2
NC		 20472009-09-11 Nick Clifton <nickc@redhat.com>
2048
2049 * po/gold.pot: Updated by the Translation project.
2050
6a89f575
CC		 20512009-09-08 Cary Coutant <ccoutant@google.com>
2052
2053 * output.cc (Output_file::open): Add execute permission to empty file.
2054 * testsuite/Makefile.am (permission_test): New test.
2055 * testsuite/Makefile.in: Regenerate.
2056
fdcac5af
ILT		 20572009-09-02 Ian Lance Taylor <iant@google.com>
2058
2059 * output.cc (Output_file::resize): Call map_no_anonymous rather
2060 than map.
2061
44453f85
ILT		 20622009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2063
2064 * gold.cc: Include "incremental.h".
2065 (queue_initial_tasks): Call Incremental_checker methods.
2066 * incremental.cc: Include "output.h".
2067 (Incremental_checker::can_incrementally_link_output_file): New
2068 method.
2069 * incremental.h (Incremental_checker): New class.
2070
2071 * output.cc (Output_file::open_for_modification): New method.
2072 (Output_file::map_anonymous): Changed return type to bool. Record
2073 map in base_ field.
2074 (Output_file::map_no_anonymous): New method, broken out of map.
2075 (Output_file::map): Use map_no_anonymous and map_anonymous.
2076 * output.h (class Output_file): Update declarations.
2077
293c1386
CC		 20782009-08-24 Cary Coutant <ccoutant@google.com>
2079
2080 * options.h (Command_line::Pre_options): New class.
2081 (Command_line::pre_options): New member.
2082 * options.cc (gold::options::ready_to_register): New variable.
2083 (One_option::register_option): Do nothing if not registering options.
2084 Assert if same short option registered twice.
2085 (General_options::General_options): Turn off option registration when
2086 done constructing.
2087 (Command_line::Pre_options::Pre_options): New constructor.
2088
f773f3d2
CC		 20892009-08-24 Cary Coutant <ccoutant@google.com>
2090
06a73cfe
CC		 2091 * options.h (General_options::no_keep_memory): Remove incorrect
2092 short option.
f773f3d2 2093
a15af8e2
RW		 20942009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2095
2096 * Makefile.am (am__skiplex, am__skipyacc): New.
2097 * Makefile.in: Regenerate.
2098
c462b41b
RW		 20992009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2100
14ec8efd
RW		 2101 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2102 (INCLUDES): ... this.
2103 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2104 (AM_CPPFLAGS): Renamed from ...
2105 (INCLUDE): ... this.
2106 * Makefile.in, testsuite/Makefile.in: Regenerate.
2107
81ecdfbb
RW		 2108 * Makefile.in: Regenerate.
2109 * aclocal.m4: Likewise.
2110 * config.in: Likewise.
2111 * configure: Likewise.
2112 * testsuite/Makefile.in: Likewise.
2113
c462b41b
RW		 2114 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2115 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2116 * Makefile.in: Regenerate.
2117 * testsuite/Makefile.in: Regenerate.
2118
2da73f13
CC		 21192009-08-19 Cary Coutant <ccoutant@google.com>
2120
2121 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2122 symbols in shared libraries overridden by hidden or internal symbols
2123 in the main program.
2124
2db70501
CD		 21252009-08-19 Chris Demetriou <cgd@google.com>
2126
2127 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2128 checking source file names in error messages.
2129
f733487b
DK		 21302009-08-18 Doug Kwan <dougkwan@google.com>
2131
2132 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2133 an elcpp::Ehdr as parameter. Adjust call to set_target.
2134 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2135 an elfcpp::Ehdr as parameter.
2136 * object.cc (Object::set_target): Remove the version that looks up
2137 a target and sets it.
2138 (Sized_relobj::setup): Take a Target object instead of
2139 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2140 (make_elf_sized_object): Find target and ask target to
2141 make an ELF object.
2142 * object.h: (Object::set_target): Remove the version that looks up
2143 a target and sets it.
2144 (Sized_relobj::setup): Take a Target object instead of
2145 an elfcpp:Ehdr as parameter.
2146 * target.cc: Include dynobj.h.
2147 (Target::do_make_elf_object_implementation): New.
2148 (Target::do_make_elf_object): New.
2149 * target.h (Target::make_elf_object): New template declaration.
2150 (Target::do_make_elf_object): New method declarations.
2151 (Target::do_make_elf_object_implementation): New template declaration.
2152
cc70f101
ILT		 21532009-08-14 Ian Lance Taylor <iant@google.com>
2154
2155 * gold.h (FUNCTION_NAME): Define.
2156 (gold_unreachable): Use FUNCTION_NAME.
2157
ef5e0cb1
ST		 21582009-08-12 Sriraman Tallam <tmsriram@google.com>
2159
2160 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2161 symbol in the --keep-unique list is not found.
2162
48c187ce
ST		 21632009-08-12 Sriraman Tallam <tmsriram@google.com>
2164
2165 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2166 been maked as --keep-unique.
2167 (Icf::unfold_section): New function.
2168 * icf.h (Icf::unfold_section): New function.
2169 * options.h (General_options::keep_unique): New option.
2170 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2171 * testsuite/Makefile.in: Regenerate.
2172 * testsuite/icf_keep_unique_test.sh: New file.
2173 * testsuite/icf_keep_unique_test.cc: New file.
2174
645afe0c
CC		 21752009-08-12 Cary Coutant <ccoutant@google.com>
2176
2177 PR 10471
2178 * resolve.cc (Symbol_table::resolve): Check for references from
2179 dynamic objects to hidden and internal symbols.
2180 * testsuite/Makefile.am (hidden_test.sh): New test.
2181 * testsuite/Makefile.in: Regenerate.
2182 * testsuite/hidden_test.sh: New script.
2183 * testsuite/hidden_test_1.c: New test source.
2184 * testsuite/hidden_test_main.c: New test source.
2185
11af873f
DK		 21862009-08-11 Doug Kwan <dougkwan@google.com>
2187
2188 * arm.cc: Update comments.
2189 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2190 segment to locate the .ARM.exidx section if present.
2191
b9f7d72d
DK		 21922009-08-09 Doug Kwan <dougkwan@google.com>
2193
2194 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2195 patch.
2196
ddd3c53c
ST		 21972009-08-07 Sriraman Tallam <tmsriram@google.com>
2198 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2199 compiler warnings.
2200
27721062
ST		 22012009-08-06 Sriraman Tallam <tmsriram@google.com>
2202
2203 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2204 valid tls_segment only for non-debug-section relocations.
2205 * testsuite/Makefile.am: Add gc_tls_test.
2206 * testsuite/Makefile.in: Regenerate.
2207 * testsuite/gc_tls_test.cc: New file.
2208 * testsuite/gc_tls_test.sh: New file.
2209
ef15dade
ST		 22102009-08-05 Sriraman Tallam <tmsriram@google.com>
2211
2212 * icf.cc: New file.
2213 * icf.h: New file.
2214 * Makefile.am (CCFILES): Add icf.cc.
2215 (HFILES): Add icf.h
2216 * Makefile.in: Regenerate.
2217 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2218 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2219 section, symbol and addend information for the relocs.
2220 * gold.cc (queue_middle_tasks): Call identical code folding.
2221 * gold.h: Add defines for multimap.
2222 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2223 to the call of finalize_local_symbols.
2224 * main.cc (main): Create object of class Icf.
2225 * object.cc (Sized_relobj::do_layout): Allow this function to be
2226 called twice during icf.
2227 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2228 to sections marked as identical by icf.
2229 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2230 when available.
2231 (Sized_relobj::do_section_entsize): New function.
2232 * object.h (Object::section_entsize): New function.
2233 (Object::do_section_entsize): New pure virtual function.
2234 (Relobj::finalize_local_symbols): Add new parameter.
2235 (Relobj::do_section_entsize): New function.
2236 * options.h (General_options::icf): New option.
2237 (General_options::icf_iterations): New option.
2238 (General_options::print_icf_sections): New option.
2239 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2240 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2241 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2242 icf.
2243 * symtab.cc (Symbol_table::is_section_folded): New function.
2244 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2245 to sections marked as identical by icf.
2246 * symtab.h (Symbol_table::set_icf): New function.
2247 (Symbol_table::icf): New function.
2248 (Symbol_table::is_section_folded): New function.
2249 (Symbol_table::icf_): New data member.
2250 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2251 * testsuite/Makefile.am: Add commands to build icf_test.
2252 * testsuite/Makefile.in: Regenerate.
2253 * testsuite/icf_test.sh: New file.
2254 * testsuite/icf_test.cc: New file.
2255
c3b65ac4
CD		 22562009-07-24 Chris Demetriou <cgd@google.com>
2257
2258 * layout.cc (is_compressible_debug_section): Fix incorrect
2259 comment about compressed section names.
2260
1caf2c51
ILT		 22612009-07-20 Ian Lance Taylor <ian@airs.com>
2262
2263 PR 10419
2264 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2265
1ef4d87f
ILT		 22662009-07-16 Ian Lance Taylor <iant@google.com>
2267
2268 PR 10400
2269 * layout.h: #include <map>.
2270 (class Kept_section): Change from struct to class. Add accessors
2271 and setters. Add section size to Comdat_group mapping. Change
2272 Comdat_group to std::map. Add is_comdat_ field. Add
2273 linkonce_size field in union.
2274 (class Layout): Update declaration of find_or_add_kept_section.
2275 Don't declare find_kept_object.
2276 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2277 parameter. Add object, shndx, is_comdat, and is_group_name
2278 parameters. Change all callers. Adjust for new Kept_section.
2279 (Layout::find_kept_object): Remove.
2280 * object.cc (Sized_relobj::include_section_group): Update use of
2281 Kept_section. Rename secnum to shndx. Only record
2282 Kept_comdat_section if sections are the same size.
2283 (Sized_relobj::include_linkonce_section): Update use of
2284 Kept_section. Only record Kept_comdat_section if sections are the
2285 same size. Set size of linkonce section.
2286 (Sized_relobj::map_to_kept_section): Update call to
2287 get_kept_comdat_section.
2288 * object.h (class Sized_relobj): Rename fields in
2289 Kept_comdat_section to drop trailing underscores; change object
2290 field to Relobj*. Change Kept_comdat_section_table to store
2291 struct rather than pointer.
2292 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2293 Add kept_object and kept_shndx parameters. Change all callers.
2294 (Sized_relobj::get_kept_comdat_section): Change return type to
2295 bool. Add kept_object and kept_shndx parameters. Change all
2296 callers.
2297 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2298 Layout::find_or_add_kept_section.
2299
37c3b7b0
ILT		 23002009-07-09 Ian Lance Taylor <iant@google.com>
2301
2302 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2303 Reserve space in the hash table.
2304
98fa85cb
ILT		 23052009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2306
2307 * fileread.cc (File_read::get_mtime): New method.
2308 * fileread.h (Timespec): New structure.
2309 (File_read::get_mtime): New method.
2310 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2311 Renamed from timestamp_nsec.
2312 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2313 Elf_Xword.
2314 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2315 timestamp_nsec.
2316 (Incremental_inputs::report_archive): Save mtime; style fix.
2317 (Incremental_inputs::report_obejct): Save mtime; style fix.
2318 (Incremental_inputs::report_script): Save mtime; style fix.
2319 (Incremental_inputs::finalize_inputs): Style fix.
2320 (Incremental_inputs::finalize): Style fix.
2321 (Incremental_inputs::create_input_section_data): Store inputs
2322 mtime.
2323 * incremental.h (Incremental_inputs::report_script): Add mtime
2324 argument.
2325 (Incremental_inputs::Input_info::Input_info): Intialize only one
2326 union member.
2327 (Incremental_inputs::Input_info::archive): Move to nameless
2328 union.
2329 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2330 (Incremental_inputs::Input_info::script): Move to nameless union.
2331 (Incremental_inputs::mtime): New field.
2332 * script.cc (read_input_script): Pass file mtime to
2333 Incremental_input.
2334 * script.h (Script_info::inputs): Style fix.
2335
c9d70757
ILT		 23362009-07-01 Ian Lance Taylor <ian@airs.com>
2337
2338 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2339 instead of 32.
2340
9c547ec3
ILT		 23412009-06-24 Ian Lance Taylor <iant@google.com>
2342
2343 PR 10156
2344 * layout.cc (Layout::choose_output_section): If we find an
2345 existing section, update the flags.
2346 (Layout::create_notes): New function, broken out of
2347 Layout::finalize.
2348 (Layout::finalize): Don't create note sections.
2349 (Layout::create_note): Don't crash if linker script discards
2350 section.
2351 (Layout::create_gold_note): Likewise.
2352 (Layout::create_build_id): Likewise. Don't set
2353 after_input_sections on the section.
2354 (Layout::create_executable_stack_info): Remove target parameter.
2355 Change caller.
2356 * layout.h (class Layout): Declare create_notes. Update
2357 declaration of create_executable_stack_info.
2358 * gold.cc (queue_middle_tasks): Call create_notes.
2359 * output.cc (Output_section::update_flags_for_input_section): Move
2360 here from output.h. If SHF_ALLOC flag is newly set, mark address
2361 invalid.
2362 * output.h (Output_data::mark_address_invalid): New function.
2363 (class Output_section): Only declare, not define,
2364 update_flags_for_input_section. Remove set_flags.
2365
55458500
ILT		 23662009-06-24 Ian Lance Taylor <iant@google.com>
2367
2368 * script-sections.cc (Output_section_definition::
2369 set_section_addresses): Rename shadowing local load_address to
2370 laddr.
2371
1307d6cd
ILT		 23722009-06-24 Ian Lance Taylor <iant@google.com>
2373
2374 PR 10244
2375 * reloc.cc (relocate_sections): Skip empty relocation sections.
2376
ec3f783e
ILT		 23772009-06-23 Ian Lance Taylor <iant@google.com>
2378
2379 PR 10156
2380 * layout.cc (Layout::create_note): Use choose_output_section
2381 rather than make_output_section.
2382
459c9f1c
ILT		 23832009-06-23 Ian Lance Taylor <iant@google.com>
2384
2385 PR 10237
2386 * options.cc (General_options::parse_V): Set printed_version_.
2387 (General_options::General_options): Initialize printed_version_.
2388 * options.h (class General_options): Add printed_version_ field.
2389 * gold.cc (queue_initial_tasks): If there are no input files,
2390 don't give a fatal error if we printed the version information.
2391 (queue_middle_tasks): If using -r with a shared object, give a
2392 fatal error rather than an ordinary error.
2393
1518dc8f
ILT		 23942009-06-23 Ian Lance Taylor <iant@google.com>
2395
2396 PR 10219
2397 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2398 (Layout::make_output_section): Set have_stabstr_section_ if we see
2399 a .stab*str section.
2400 (Layout::finalize): Call link_stabs_sections.
2401 (Layout::link_stabs_sections): New file.
2402 * layout.h (class Layout): Add have_stabstr_section_ field.
2403 Declare link_stabs_sections.
2404
3d857b98
DK		 24052009-06-23 Doug Kwan <dougkwan@google.com>
2406
2407 * Makefile.am (libgold_a_LIBADD): New.
2408 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2409 * Makefile.in: Regenerate.
2410 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2411 * configure: Regenerate.
2412 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2413 * fileread.cc: Include sys/state.h
2414 * gold.h: Declare memmem and strndup if found missing.
2415 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2416
0639a6f6
ILT		 24172009-06-23 Ian Lance Taylor <iant@google.com>
2418
2419 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2420 * configure: Rebuild.
2421
8d63875c
ILT		 24222009-06-23 Ian Lance Taylor <iant@google.com>
2423
2424 PR 10147
2425 * object.cc (Object::section_contents): Don't try to get a view if
2426 the section has length zero.
2427 (Object::handle_gnu_warning_section): If the section is empty, use
2428 the name of the section as the warning.
2429
f7c8a183
ILT		 24302009-06-23 Ian Lance Taylor <iant@google.com>
2431
2432 PR 10133
2433 * stringpool.h (class Stringpool_template): Add optimize_ field.
2434 (Stringpool_template::set_optimize): New function.
2435 * stringpool.cc (Stringpool_template::Stringpool_template):
2436 Initialize optimize_ field.
2437 (Stringpool_template::set_string_offsets): Test local optimize
2438 fild rather than parameter.
2439 * layout.cc (Layout::Layout): Call set_optimize on the section
2440 name stringpool.
2441
e6a307ba
ILT		 24422009-06-22 Ian Lance Taylor <iant@google.com>
2443
2444 PR 10030
2445 * yyscript.y: Parse TARGET.
2446 * script.cc (script_set_target): New function.
2447 * script-c.h (script_set_target): Declare.
2448 * options.cc (General_options::string_to_object_format): Rename
2449 from string_to_object_format in anonymous namespace. Change
2450 callers.
2451 * options.h (class General_options): Declare
2452 string_to_object_format.
2453
3ee173de
ILT		 24542009-06-22 Ian Lance Taylor <iant@google.com>
2455
2456 * script-sections.cc (Script_sections::create_segments): Don't put
2457 program headers in a PT_LOAD segment if -n or -N.
2458
24592009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2460
2461 PR 10141
2462 * options.h (class General_options): Add -z lazy and -z now. Sort
2463 -z options into alphabetical order.
2464 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2465
cd6739a1 24662009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2467
2468 * layout.cc (Layout::make_output_section): Call
2469 Target::new_output_section.
2470 (Layout::attach_allocated_section_to_segment): Put large section
2471 sections in a separate load segment with the large segment flag
2472 set.
2473 (Layout::segment_precedes): Sort large data segments after other
2474 load segments.
2475 (align_file_offset): New static function.
2476 (Layout::set_segment_offsets): Use align_file_offset.
2477 * output.h (class Output_section): Add is_small_section_ and
2478 is_large_section_ fields.
2479 (Output_section::is_small_section): New function.
2480 (Output_section::set_is_small_section): New function.
2481 (Output_section::is_large_section): New function.
2482 (Output_section::set_is_large_section): New function.
2483 (Output_section::is_large_data_section): New function.
2484 (class Output_segment): Add is_large_data_segment_ field.
2485 (Output_segment::is_large_data_segment): New function.
2486 (Output_segment::set_is_large_data_segment): New function.
2487 * output.cc (Output_section::Output_section): Initialize new
2488 fields.
2489 (Output_segment::Output_segment): Likewise.
2490 (Output_segment::add_output_section): Add assertion that large
2491 data sections always go in large data segments. Force small data
2492 sections to the end of the list of data sections. Force small BSS
2493 sections to the start of the list of BSS sections. For large BSS
2494 sections to the end of the list of BSS sections.
2495 * symtab.h (class Symbol): Declare is_common_shndx.
2496 (Symbol::is_defined): Check Symbol::is_common_shndx.
2497 (Symbol::is_common): Likewise.
2498 (class Symbol_table): Define enum Commons_section_type. Update
2499 declarations. Add small_commons_ and large_commons_ fields.
2500 * symtab.cc (Symbol::is_common_shndx): New function.
2501 (Symbol_table::Symbol_table): Initialize new fields.
2502 (Symbol_table::add_from_object): Put small and large common
2503 symbols in the right list.
2504 (Symbol_table::sized_finalized_symbol): Check
2505 Symbol::is_common_shndx.
2506 (Symbol_table::sized_write_globals): Likewise.
2507 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2508 common symbol lists. Don't call do_allocate_commons_list if the
2509 list is empty.
2510 (Symbol_table::do_allocate_commons_list): Remove is_tls
2511 parameter. Add comons_section_type parameter. Change all
2512 callers. Handle small and large common symbols.
2513 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2514 Symbol::is_common_shndx.
2515 * resolve.cc (symbol_to_bits): Likewise.
2516 * target.h (Target::small_common_shndx): New function.
2517 (Target::small_common_section_flags): New function.
2518 (Target::large_common_shndx): New function.
2519 (Target::large_common_section_flags): New function.
2520 (Target::new_output_section): New function.
2521 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2522 small_common_section_flags, and large_common_section_flags
2523 fields.
2524 (Target::do_new_output_section): New virtual function.
2525 * arm.cc (Target_arm::arm_info): Initialize new fields.
2526 * i386.cc (Target_i386::i386_info): Likewise.
2527 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2528 Likewise.
2529 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2530 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2531 (Target_x86_64::do_new_output_section): New function.
2532 * configure.ac: Define conditional MCMODEL_MEDIUM.
2533 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2534 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2535 (large_LDFLAGS): Define.
2536 * testsuite/large.c: New file.
2537 * testsuite/testfile.cc (Target_test::test_target_info):
2538 Initialize new fields.
2539 * configure, testsuite/Makefile.in: Rebuild.
2540
bb04269c
DK		 25412009-06-05 Doug Kwan <dougkwan@google.com>
2542
2543 * Makefile.am (CCFILES): Add target.cc.
2544 * Makefile.in: Regenerate.
2545 * i386.cc (class Target_i386): Define new virtual method to
2546 override do_is_local_label_name in parent.
2547 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2548 local symbols if --discard-locals or -X is given.
2549 * options.h (class General_options): Declare new options
2550 '--discard-locals' and '-X' for discarding locals.
2551 * target.h (class Target): Define new methods is_local_label_name.
2552 Declare new virtual method do_is_local_label_name.
2553 * target.cc: New file.
2554 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2555 (check_SCRIPTS): Add discard_locals_test.sh.
2556 (check_DATA): Add discard_local_tests.syms.
2557 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2558 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2559 * testsuite/Makefile.in: Regenerate.
2560 * testsuite/discard_locals_test.c: New file.
2561 * testsuite/discard_locals_test.sh: Same.
2562
805bb01c
DK		 25632009-06-05 Doug Kwan <dougkwan@google.com>
2564
2565 * object.cc (Sized_relobj::Sized_relobj): Initialize
2566 discarded_eh_frame_shndx_ to -1U.
2567 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2568 section.
2569 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2570 a discarded .eh_frame section.
2571 (Sized_relobj::do_finalize_local_symbols): Ditto.
2572 * object.h (class Sized_relobj): Declare new member
2573 discarded_eh_frame_shndx_.
2574 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2575 (local_labels_test.o, local_labels_test): New rules.
2576 * testsuite/Makefile.in: Regenerate.
2577
1dcd334d
DK		 25782009-06-04 Doug Kwan <dougkwan@google.com>
2579
2580 * layout.cc (Layout::section_name_mapping): Add mapping for
2581 special ARM sections.
2582
96d49306
DK		 25832009-06-03 Doug Kwan <dougkwan@google.com>
2584
2585 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2586 (utils::has_overflow): Same.
2587
dff16297
ILT		 25882009-06-03 Ian Lance Taylor <iant@google.com>
2589
2590 * layout.cc (Layout::section_name_mapping): New array, replacing
2591 Layout::linkonce_mapping.
2592 (Layout::section_name_mapping_count): New variable, replacing
2593 Layout::linkonce_mapping_count.
2594 (Layout::linkonce_output_name): Remove.
2595 (Layout::output_section_name): Rewrite.
2596 * layout.h (class Layout): Rename Linkonce_mapping to
2597 Section_name_mapping, linkonce_mapping to section_name_mapping,
2598 linkonce_mapping_count to section_name_mapping_count. Don't
2599 declare linkonce_output_name.
2600
c121c671
DK		 26012009-06-03 Doug Kwan <dougkwan@google.com>
2602
2603 * gold/arm.cc (namespace utils): New.
2604 (Target_arm::reloc_is_non_pic): Define new method.
2605 (class Arm_relocate_functions): New.
2606 (Target_arm::Relocate::relocate): Handle relocation types used by
2607 Android.
2608
07800fab
ILT		 26092009-06-03 Ian Lance Taylor <iant@google.com>
2610
2611 * arm.cc (Target_arm::scan::global): Use || instead of |.
2612
c121c671
DK		 26132009-06-02 Doug Kwan <dougkwan@google.com>
2614
2615 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2616 issued_non_pic_error_.
2617 (class Target_arm::Scan): Declare new method check_non_pic.
2618 Define new method symbol_needs_plt_entry.
2619 Declare new data member issued_non_pic_error_.
2620 (class Target_arm::Relocate): Declare new method
2621 should_apply_static_reloc.
2622 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2623 (Target_arm::Scan::check_non_pic): Define new method.
2624 (Target_arm::Scan::local): Handle a small subset of reloc types used
2625 by Android.
2626 (Target_arm::Scan::local): Same.
2627 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2628
b19b0c6d
ILT		 26292009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2630
2631 * incremental.cc (Incremental_inputs::report_command_line): Filter
2632 out --incremental-* options.
2633
94cdfcff
DK		 26342009-05-29 Doug Kwan <dougkwan@google.com>
2635
2636 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2637 template class.
2638 (class Target_arm): Update comment.
2639 (Target_arm::Target_arm): Initialize new data members GOT_,
2640 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2641 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2642 and Target_arm::rel_dyn_section.
2643 Declare new_enum Target_arm::Got_type.
2644 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2645 and DYNBSS_.
2646 Update commments for member do_dynsym_value.
2647 (Target_arm::got_size, Target_arm::plt_section,
2648 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2649 new methods inside class defintion.
2650 (Target_arm::got_section): Define new method.
2651 (Target_arm::rel_dyn_section): Same.
2652 (Output_data_plt_arm): New template class.
2653 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2654 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2655 (Output_data_plt_arm::add_entry): Same.
2656 (Output_data_plt_arm::first_plt_entry): Define new
2657 static data member for PLT instruction template.
2658 (Output_data_plt_arm::plt_entry): Same.
2659 (Output_data_plt_arm::do_write): Define new method.
2660 (Target_arm::make_plt_entry): Same.
2661 (Target_arm::do_finalize_sections): Same.
2662 (Target_arm::do_dynsym_value): Same.
2663
4a657b0d
DK		 26642009-05-28 Doug Kwan <dougkwan@google.com>
2665
2666 * Makefile.am (TARGETSOURCES): Add arm.cc.
2667 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2668 * Makefile.in: Regenerate.
2669 * arm.cc: New file.
2670 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2671
e7ae8c36
DK		 26722009-05-26 Doug Kwan <dougkwan@google.com>
2673
2674 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2675 (General_options::check_excluded_libs): Strip off directories in
2676 archive name before matching like GNU ld does.
2677 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2678 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2679 (exclude_libs_test_LDFLAGS): Add linker option
2680 -Wl,--exclude-libs,libexclude_libs_test_3
2681 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2682 an explicit archive without using -l.
2683 (alt/libexclude_libs_test_3.a): New make rule.
2684 * testsuite/Makefile.in: Regenerate.
2685 * testsuite/exclude_libs_test.c : Declare lib3_default().
2686 (main): Call it.
2687 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2688 * exclude_libs_test_3.c: New file.
2689
f12e7348
NC		 26902009-05-26 Nick Clifton <nickc@redhat.com>
2691
2692 * po/id.po: New Indonesian translation.
2693 * po/gold.pot: Updated template file.
2694
4daadc0d
ST		 26952009-05-22 Sriraman Tallam <tmsriram@google.com>
2696
2697 * testsuite/Makefile.am: Add -ffunction-sections to compile
2698 gc_comdat_test files. Add -Wl,--gc-sections to build
2699 gc_comdat_test.
2700 * testsuite/Makefile.in: Regenerate.
2701 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2702
531813ad
ST		 27032009-05-21 Sriraman Tallam <tmsriram@google.com>
2704
2705 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2706 kept comdat section was garbage collected.
2707 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2708 * testsuite/Makefile.in: Regenerate.
2709 * testsuite/gc_comdat_test.sh: New file.
2710 * testsuite/gc_comdat_test_1.cc: New file.
2711 * testsuite/gc_comdat_test_2.cc: New file.
2712
65514900
CC		 27132009-05-19 Doug Kwan <dougkwan@google.com>
2714
2715 * archive.cc (Archive::Archive): Move constructor from archive.h
2716 to here. Initialize no_export_.
2717 (Archive::get_elf_object_for_member): Set no_export flag of object.
2718 * archive.h (Archive::Archive): Move constructor body to
2719 archive.cc.
2720 (Archive::no_export): New method.
2721 (Archive::no_export_): New field.
2722 * object.h (Object::Object): Initialize no_export_ to false.
2723 (Object::no_export, Object::set_no_export): New methods.
2724 (Object::no_export_): New field.
2725 * options.cc (General_options::parse_exclude_libs): New method.
2726 (General_options::check_excluded_libs) Same.
2727 * options.h (exclude_libs): New option.
2728 (General_options::check_excluded_libs): New method declaration.
2729 (General_options::excluded_libs_): New field.
2730 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2731 default or protected visibility if an object has no-export flag set.
2732 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2733 (check_SCRIPTS): Add exclude_libs_test.sh.
2734 (check_DATA): Add exclude_libs_test.syms.
2735 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2736 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2737 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2738 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2739 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2740 libexclude_libs_test_2.a): New rules.
2741 * testsuite/Makefile.in: Regenerate.
2742 * testsuite/exclude_libs_test.c: New file.
2743 * testsuite/exclude_libs_test.sh: Ditto.
2744 * testsuite/exclude_libs_test_1.c: Ditto.
2745 * testsuite/exclude_libs_test_2.c: Ditto.
2746
1b77ea50
ILT		 27472009-05-15 Ian Lance Taylor <iant@google.com>
2748
2749 * configure.ac: Check for declarations for cases where libiberty.h
2750 checks HAVE_DECL_xxx.
2751 * configure, config.in: Rebuild.
2752
072fe7ce
ILT		 27532009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2754
2755 * gold.h (Incremental_argument_list): Remove (invalid) forward
2756 declaration.
2757 * incremental.cc (Incremental_inputs::report_achive): New method.
2758 (Incremental_inputs::report_object): New method.
2759 (Incremental_inputs::report_script): New method.
2760 (Incremental_inputs::finalize_inputs): New method.
2761 (Incremental_inputs::finalize): Call finalize_inputs().
2762 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2763 Create inputs entries.
2764 * incremental.h (Incremental_input_type): New enum.
2765 (Incremental_inputs::Incremental_input): Initialize new fields.
2766 (Incremental_inputs::report_inputs): New method.
2767 (Incremental_inputs::report_achive): New method.
2768 (Incremental_inputs::report_object): New method.
2769 (Incremental_inputs::report_script): New method.
2770 (Incremental_inputs::finalize_inputs): New method.
2771 (Incremental_inputs::Input_info): New struct.
2772 (Incremental_inputs::Input_info_map): New typedef.
2773 (Incremental_inputs::lock_): New field.
2774 (Incremental_inputs::Inputs_): New field.
2775 (Incremental_inputs::Inputs_map): New field.
2776 * main.cc (main): Call Incremental_input::report_inputs.
2777 * options.h (Input_argument_list): Typedef moved from
2778 Input_arguments.
2779 (Input_file_group::Files): Remove, use ::Input_argument_list.
2780 (Input_file_group::Input_argument_list): Remove, use
2781 ::Input_argument_list.
2782 * plugin.cc (Plugin_manager::add_input_file): Add error in
2783 incremental build.
2784 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2785 functions.
2786 * script.cc (read_input_script): Call
2787 Incremental_input::report_script.
2788 * script.h (Script_info): New class.
2789
b0481b0b
ILT		 27902009-04-27 Ian Lance Taylor <iant@google.com>
2791
2792 * x86_64.cc (do_adjust_output_section): Set entsize to
2793 plt_entry_size.
2794
b22a5a41 27952009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2796
2797 * output.cc (Output_file::close): After short writes, continue
2798 writing from the correct offset in the buffer being written.
2799
40fde488
CD		 28002009-04-23 Chris Demetriou <cgd@google.com>
2801
2802 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2803 * configure: Regenerate.
2804 * config.in: Regenerate.
2805 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2806 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2807
3ce2c28e
ILT		 28082009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2809
2810 * incremental.cc (Incremental_inputs_header_data): Renamed from
2811 Incremental_input_header_data.
2812 (Incremental_inputs_header_data::data_size): New field.
2813 (Incremental_inputs_header_data::put_input_file_count): Renamed
2814 from input_file_count.
2815 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2816 from command_line_offset.
2817 (Incremental_inputs_header_data::put_reserved): Renamed from
2818 put_reserved.
2819 (Incremental_inputs_entry_data): Renamed from
2820 Incremental_input_entry_data.
2821 (Incremental_inputs_entry_data::data_size): New field.
2822 (Incremental_inputs::report_command_line): New method.
2823 (Incremental_inputs::finalize): New method.
2824 (Incremental_inputs::create_incremental_inputs_data): New method.
2825 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2826 * incremental.h: New file.
2827 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2828 (Layout::finalize): Create incremental inputs section in
2829 incremental builds.
2830 (Layout::create_incremental_info_sections): New method.
2831 * layout.h (Layout::incremental_inputs): New method.
2832 (Layout::create_incremental_info_sections): New method.
2833 (Layout::incremental_inputs_): New field.
2834 * main.cc (main): Notify Incremental_input of the command line.
2835
e55bde5e
ILT		 28362009-04-01 Ian Lance Taylor <iant@google.com>
2837 Mikolaj Zalewski <mikolajz@google.com>
2838
2839 * gold.h (reserve_unordered_map): Define, three versions, one for
2840 each version of Unordered_map.
2841 * layout.cc (Layout::Layout): Remove options parameter. Add
2842 number_of_input_files parameter. Don't initialize options_.
2843 Initialize number_of_input_files_ and resized_signatures_. Move
2844 sections_are_attached_.
2845 (Layout::layout_group): Reserve space for group_signatures_.
2846 (Layout::find_or_add_kept_section): Change name parameter to be a
2847 reference. Resize signatures_ map when it gets large enough.
2848 (Layout::layout_eh_frame): Use parameters->options() instead of
2849 this->options_.
2850 (Layout::make_output_section): Likewise.
2851 (Layout::attach_allocated_section_to_segment): Likewise.
2852 (Layout::finalize, Layout::create_executable_stack): Likewise.
2853 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2854 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2855 * layout.h (class Layout): Update declarations. Remove options_
2856 field. Add number_of_input_files_ and resized_signatures_
2857 fields. Move sections_are_attached_ field.
2858 * main.cc (main): Pass number of input files to Layout
2859 constructor. Don't pass options.
2860
154b857c
ILT		 28612009-03-30 Ian Lance Taylor <iant@google.com>
2862
2863 * ffsll.c (ffsll): Correct implementation.
2864
2f35ab9b
ILT		 28652009-03-27 Ian Lance Taylor <iant@google.com>
2866
fd03461a
ILT		 2867 * ffsll.c: New file.
2868 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2869 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2870 * ftruncate.c (ftruncate): Declare before definition.
2871 * mremap.c (mremap): Likewise.
2872 * pread.c (pread): Likewise.
2873 * configure, Makefile.in, config.in: Rebuild.
2874
2f35ab9b
ILT		 2875 * mremap.c: New file.
2876 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2877 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2878 (mremap): Declare if HAVE_MREMAP is not defined.
2879 * configure, Makefile.in, config.in: Rebuild.
2880
33aea2fd
CC		 28812009-03-27 Cary Coutant <ccoutant@google.com>
2882
2883 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2884 position independent.
2885 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2886 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2887
6d479619
CC		 28882009-03-24 Cary Coutant <ccoutant@google.com>
2889
2890 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2891 an executable.
2892 (needs_dynamic_reloc): Likewise.
2893
afc06bb8
ILT		 28942009-03-24 Ian Lance Taylor <iant@google.com>
2895
2896 * yyscript.y (file_cmd): Recognize EXTERN.
2897 (extern_name_list, extern_name_list_body): New nonterminals.
2898 * script.cc (script_add_extern): Define.
2899 * script-c.h (script_add_extern): Declare.
2900
f6060a4d
ILT		 29012009-03-24 Rafael Avila de Espindola <espindola@google.com>
2902
2903 * object.cc (is_elf_object): Define.
2904 * object.h (is_elf_object): Declare.
2905 * archive.cc (Archive::get_elf_object_for_member): Call
2906 is_elf_object.
33aea2fd 2907 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2908
26736d8e
ILT		 29092009-03-24 Elliott Hughes <enh@google.com>
2910
2911 * output.cc (Output_file::map_anonymous): Define.
2912 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2913 try an anonymous one. Report the size if the mmap fails.
2914 * output.h (class Output_file): Declare map_anonymous.
2915
22fd9730
ILT		 29162009-03-24 Ian Lance Taylor <iant@google.com>
2917
2918 * target-select.cc (instantiate_target): Don't acquire the lock if
2919 the instantiated_target_ field has already been set.
2920
cb010894
ILT		 29212009-03-23 Ian Lance Taylor <iant@google.com>
2922
7f055c20
ILT		 2923 * gold-threads.h (class Initialize_lock): Define.
2924 * gold-threads.cc (class Initialize_lock_once): Define.
2925 (initialize_lock_control): New static variable.
2926 (initialize_lock_pointer): New static variable.
2927 (initialize_lock_once): New static function.
2928 (Initialize_lock::Initialize_lock): Define.
2929 (Initialize_lock::initialize): Define.
2930 * target-select.h: Include "gold-threads.h".
2931 (class Target_selector): Add lock_ and initialize_lock_ fields.
2932 Don't define instantiate_target, just declare it.
2933 * target-select.cc (Target_selector::Target_selector): Initialize
2934 new fields.
2935 (Target_selector::instantiate_target): Define.
2936 * descriptors.h: Include "gold-threads.h".
2937 (class Descriptors): Add initialize_lock_ field.
2938 * descriptors.cc (Descriptors::Descriptors): Initialize new
2939 field.
2940 (Descriptors::open): Use initialize_lock_ field
2941 * errors.h (class Errors): Add initialize_lock_ field.
2942 * errors.cc (Errors::Errors): Initialize new field.
2943 (Errors::initialize_lock): Use initialize_lock_ field.
2944 * powerpc.cc (class Target_selector_powerpc): Remove
2945 instantiated_target_ field. In do_recognize call
2946 instantiate_target rather than do_instantiate_target. In
2947 do_instantiate_target just allocate a new target.
2948 * sparc.cc (class Target_selector_sparc): Likewise.
2949
36959681
ILT		 2950 * freebsd.h: New file.
2951 * i386.cc: Include "freebsd.h".
2952 (Target_i386): Derive from Target_freebsd rather than
2953 Sized_target.
2954 (Target_selector_i386): Derive from Target_selector_freebsd rather
2955 than Target_selector.
2956 * x86_64.cc: Include "freebsd.h".
2957 (Target_x86_64): Derive from Target_freebsd rather than
2958 Sized_target.
2959 (Target_selector_x86_64): Derive from Target_selector_freebsd
2960 rather than Target_selector.
2961 * target.h (class Target): Add adjust_elf_header and
2962 do_adjust_elf_header.
2963 * output.cc (Output_file_header:: do_sized_write): Call target
2964 adjust_elf_header routine.
2965 * configure.tgt: Set targ_osabi.
2966 * configure.ac: Define GOLD_DEFAULT_OSABI.
2967 * parameters.cc (Parameters::default_target): Pass
2968 GOLD_DEFAULT_OSABI to select_target.
2969 * target-select.h (class Target_selector): Make instantiate_target
2970 protected rather than private.
2971 * Makefile.am (HFILES): Add freebsd.h.
2972 * configure, Makefile.in, config.in: Rebuild.
2973
cb010894
ILT		 2974 * merge.cc (do_add_input_section): Correct pend value. Change
2975 message about last entry not being null terminated from error to
2976 warning.
2977
0e879927
ILT		 29782009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2979
2980 * incremental.cc: New file.
2981 * Makefile.am (CCFILES): Add incremental.cc.
2982 * Makefile.in: Rebuild.
2983
41105937
PP		 29842009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2985
2986 * layout.cc (Layout::output_section_name): Preserve names
2987 of '.note.' sections.
2988
60439920
ILT		 29892009-03-19 Ian Lance Taylor <iant@google.com>
2990
2991 * descriptors.cc (Descriptors::open): Check that the options are
2992 valid before using them.
2993
0d371ad3
ILT		 29942009-03-18 Ian Lance Taylor <iant@google.com>
2995
2996 * script-sections.h: Include <list>.
2997 (class Script_sections): Change Sections_elements from std::vector
2998 to std::list. Typedef public Elements_iterator. Add
2999 orphan_section_placement_, data_segment_align_start_, and
3000 saw_data_segment_align_ fields. Remove data_segment_align_index_
3001 field.
3002 * script-sections.cc (class Orphan_section_placement): New class.
3003 (class Sections_element): Add virtual functions is_relro and
3004 orphan_section_init. Remove virtual function place_orphan_here.
3005 (class Output_section_definition): Add is_relro and
3006 orphan_section_init. Remove place_orphan_here.
3007 (class Orphan_output_section): Likewise.
3008 (Script_sections::Script_sections): Update for field changes.
3009 (Script_sections::data_segment_align): Set saw_data_segment_align_
3010 and data_segment_align_start_, not data_segment_align_index.
3011 (Script_sections::data_segment_relro_end): Check
3012 saw_data_segment_align_. Use data_segment_align_start_ rather
3013 than data_segment_align_index_.
3014 (Script_sections::place_orphan): Rewrite to use
3015 Orphan_section_placement.
3016
9201d894
ILT		 30172009-03-17 Ian Lance Taylor <iant@google.com>
3018
9c5b8369
ILT		 3019 * archive.cc (Archive::add_symbols): Check for a version attached
3020 to the symbol name in the archive map.
3021 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3022 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3023 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3024 (ver_test_11.a): New target.
3025 * testsuite/Makefile.in: Rebuild.
3026
9201d894
ILT		 3027 * configure.ac: Check for chsize and posix_fallocate. Replace
3028 ftruncate.
3029 * ftruncate.c: New file, from gnulib.
3030 * output.cc (posix_fallocate): Define dummy version if not
3031 HAVE_POSIX_FALLOCATE.
3032 (Output_file::map): Call posix_fallocate rather than lseek and
3033 write.
3034 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3035 * configure, Makefile.in, config.in: Rebuild.
3036
ef4ab7a8
PP		 30372009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3038
3039 * layout.h (Layout::create_note): Add section_name parameter.
3040 * layout.cc (Layout::create_note): Likewise.
3041 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3042
8c500701
ILT		 30432009-03-17 Ian Lance Taylor <iant@google.com>
3044
e85b18e1
ILT		 3045 * descriptors.cc: Include "options.h".
3046 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3047 (Descriptors::open): Always use O_CLOEXEC when opening a new
3048 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3049 then set FD_CLOEXEC.
3050
9efe6174
ILT		 3051 * sparc.cc (class Target_sparc): Add has_got_section.
3052 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3053 make sure we have a GOT section.
3054
3055 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3056 (Target_sparc::Scan::local): Likewise.
3057 (Target_sparc::Scan::global): Likewise.
3058 (Target_sparc::Relocate::relocate): Likewise.
3059 (Target_sparc::Relocate::relocate_tls): Likewise.
3060
8c500701
ILT		 3061 * symtab.cc (Symbol_table::define_default_version): New function,
3062 broken out of add_from_object.
3063 (Symbol_table::add_from_object): Call define_default_version.
3064 (Symbol_table::define_special_symbol): Add resolve_oldsym
3065 parameter. Change all callers. If the version for a symbol comes
3066 from a version script, resolve it with the symbol with the same
3067 name with no version. Also add the symbol without a version if
3068 appropriate.
3069 (do_define_in_output_data): If resolving with oldsym, don't delete
3070 sym.
3071 (do_define_in_output_segment): Likewise.
3072 (do_define_as_constant): Likewise.
3073 * symtab.h (class Symbol_table): Update declarations.
3074
f1ed28fb
ILT		 30752009-03-13 Ian Lance Taylor <iant@google.com>
3076
15f8229b
ILT		 3077 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3078 (Read_symbols::requeue): New function.
3079 (Read_symbols::do_read_symbols): If make_elf_object fails because
3080 the target type is not configured, and the file was searched for,
3081 issue a warning and retry with the next directory.
3082 (Add_symbols::run): If the file has an incompatible format, and
3083 it was searched for, requeue the Read_symbols task. On error,
3084 release the object.
3085 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3086 dirindex parameter to constructor. Change all callers. Declare
3087 incompatible_warning and requeue.
3088 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3089 input_argument_ and input_group_ fields. Add them to
3090 constructor. Change all callers.
3091 (class Read_script): Add dirindex_ field. Add it to constructor.
3092 Change all callers.
3093 * archive.cc (Archive::setup): Remove input_objects parameter.
3094 Change all callers.
3095 (Archive::get_file_and_offset): Likewise.
3096 (Archive::read_all_symbols): Likewise.
3097 (Archive::read_symbols): Likewise.
3098 (Archive::get_elf_object_for_member): Remove input_objects
3099 parameter. Add punconfigured parameter. Change all callers.
3100 (Archive::add_symbols): Change return type to bool. Check return
3101 value of include_member.
3102 (Archive::include_all_members): Likewise.
3103 (Archive::include_member): Change return type to bool. Return
3104 false if first included object has incompatible target. Set
3105 included_member_ field.
3106 (Add_archive_symbols::run): If add_symbols returns false, requeue
3107 Read_symbols task.
3108 * archive.h (class Archive): Add included_member_ field.
3109 Initialize it in constructor. Add input_file and searched_for
3110 methods. Update declarations.
3111 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3112 input_argument_ fields. Add them to constructor. Change all
3113 callers.
3114 * script.cc: Include "target-select.h".
3115 (class Parser_closure): Add skip_on_incompatible_target_ and
3116 found_incompatible_target_ fields. Add
3117 skip_on_incompatible_target parameter to constructor. Change all
3118 callers. Add methods skip_on_incompatible_target,
3119 clear_skip_on_incompatible_target, found_incompatible_target, and
3120 set_found_incompatible_target.
3121 (read_input_script): Add dirindex parameter. Change all callers.
3122 If parser finds an incompatible target, requeue Read_symbols
3123 task.
3124 (script_set_symbol): Clear skip_on_incompatible_target in
3125 closure.
3126 (script_add_assertion, script_parse_option): Likewise.
3127 (script_start_sections, script_add_phdr): Likewise.
3128 (script_check_output_format): New function.
3129 * script.h (read_input_script): Update declaration.
3130 * script-c.h (script_check_output_format): Declare.
3131 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3132 (ignore_cmd): Remove OUTPUT_FORMAT.
3133 * fileread.cc (Input_file::Input_file): Add explicit this.
3134 (Input_file::will_search_for): New function.
3135 (Input_file::open): Add pindex parameter. Change all callers.
3136 * fileread.h (class Input_file): Add input_file_argument method.
3137 Declare will_search_for. Update declarations.
3138 * object.cc (make_elf_object): Add punconfigured parameter.
3139 Change all callers.
3140 * object.h (class Object): Make input_file public. Add
3141 searched_for method.
3142 (make_elf_object): Update declaration.
3143 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3144 restart search.
3145 * dirsearch.h (class Dirsearch): Update declaration.
3146 * options.h (class General_options): Add --warn-search-mismatch.
3147 * parameters.cc (Parameters::is_compatible_target): New function.
3148 * parameters.h (class Parameters): Declare is_compatible_target.
3149 * workqueue.cc (Workqueue::add_blocker): New function.
3150 * workqueue.h (class Workqueue): Declare add_blocker.
3151
f1ed28fb
ILT		 3152 * fileread.cc (Input_file::open): Remove options parameter.
3153 Change all callers.
3154 (Input_file::open_binary): Likewise.
3155 * script.cc (read_input_script): Likewise.
3156 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3157 options parameter from constructor. Change all callers.
3158 (class Read_script): Likewise.
3159 * fileread.h (class Input_file): Update declarations.
3160 * script.h (read_input_script): Update declaration.
3161
34dd024a
NC		 31622009-03-10 Nick Clifton <nickc@redhat.com>
3163
3164 * po/es.po: New Spanish translation.
3165
6d71b17c
CC		 31662009-03-06 Cary Coutant <ccoutant@google.com>
3167
3168 * options.cc (parse_short_option): Keep dash_z from registering itself.
3169
031cdbed
ILT		 31702009-03-03 Ian Lance Taylor <iant@google.com>
3171
3172 PR 9918
3173 * target-reloc.h (relocate_section): Pass output_section to
3174 relocate.
3175 * i386.cc (Target_i386::should_apply_static_reloc): Add
3176 output_section parameter. Change all callers.
3177 (Target_i386::Relocate::relocate): Add output_section parameter.
3178 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3179 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3180 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3181 * testsuite/two_file_shared.sh: New script.
3182 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3183 (check_DATA): Add two_file_shared.dbg.
3184 (two_file_shared.dbg): New target.
3185 * testsuite/Makefile.in: Rebuild.
3186
15d5fa16
ILT		 31872009-03-01 Ian Lance Taylor <iant@google.com>
3188
3189 * configure.ac: Check for byteswap.h.
3190 * configure: Rebuild.
3191 * config.in: Rebuild.
3192
8a4c0b0d
ILT		 31932009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3194
3195 * layout.cc (Layout::find_or_add_kept_section): New function.
3196 (Layout::add_comdat): Removed.
3197 * layout.h (struct Kept_section): Move out of class Layout.
3198 Remove trailing underscores from field names. Add group_sections
3199 field. Rename group_ field to is_group. Change all uses.
3200 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3201 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3202 comdat_groups_ field.
3203 (Sized_relobj::include_section_group): Use
3204 find_or_add_kept_section and Kept_section::group_sections.
3205 (Sized_relobj::include_linkonce_section): Likewise.
3206 * object.cc (class Sized_relobj): Don't define Comdat_group or
3207 Comdat_group_table. Remove find_comdat_group and
3208 add_comdat_group. Remove comdat_groups_ field.
3209 * plugin.cc (include_comdat_group): Use
3210 Layout::find_or_add_kept_section.
3211
b4ecf66b
ILT		 32122009-02-28 Ian Lance Taylor <iant@google.com>
3213
14359ca0
ILT		 3214 * README: --gc-sections and map files are now supported. Document
3215 some build requirements.
3216
b4ecf66b
ILT		 3217 PR 6992
3218 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3219 relocatable link set the value of the section symbol to zero.
3220 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3221 relocatable link don't include the section address in the local
3222 symbol value.
3223
0602e05a
ILT		 32242009-02-27 Ian Lance Taylor <iant@google.com>
3225
fd9d194f
ILT		 3226 PR 6811
3227 * options.h (class Search_directory): Add is_system_directory.
3228 (class General_options): Declare is_in_system_directory.
3229 * options.cc (get_relative_sysroot): Make static.
3230 (get_default_sysroot): Make static.
3231 (General_optoins::is_in_system_directory): New function.
3232 * fileread.cc (Input_file::is_in_system_directory): New function.
3233 * fileread.h (class Input_file): Declare is_in_system_directory.
3234 * object.h (class Object): Add is_in_system_directory.
3235 (class Input_objects): Remove system_library_directory_ field.
3236 * object.cc (Input_objects::add_object): Don't set
3237 system_library_directory_.
3238 (input_objects::found_in_system_library_directory): Remove.
3239 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3240 parameter. Change all callers.
3241 (Symbol_table::sized_write_globals): Likewise.
3242 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3243 Call Object::is_in_system_directory.
3244 * symtab.h (class Symbol_table): Update declarations.
3245
61edd21f
ILT		 3246 PR 5990
3247 * descriptors.h (Open_descriptor): Add is_on_stack field.
3248 * descriptors.cc (Descriptors::open): If the descriptor is on the
3249 top of the stack, remove it. Initialize is_on_stack field.
3250 (Descriptors::release): Only add pod to stack if it is not on the
3251 stack already.
3252 (Descriptors::close_some_descriptor): Clear stack_next and
3253 is_on_stack fields.
3254
e29e076a
ILT		 3255 PR 7091
3256 * output.cc (Output_section::find_starting_output_address): Rename
3257 from starting_output_address; add PADDR parameter; change return
3258 type.
3259 * output.h (class Output_section): Declare
3260 find_starting_output_address instead of starting_output_address.
3261 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3262 section symbol for which we can't find a merge section.
3263
0602e05a
ILT		 3264 PR 9836
3265 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3266 hidden or internal, force the symbol to be local.
3267 * resolve.cc (Symbol::override_visibility): Define.
3268 (Symbol::override_base): Use override_visibility.
3269 (Symbol_table::resolve): Likewise.
3270 (Symbol::override_base_with_special): Likewise.
3271 (Symbol_table::override_with_special): If the visibility is hidden
3272 or internal, force the symbol to be local.
3273 * symtab.h (class Symbol): Add set_visibility and
3274 override_visibility.
3275 * testsuite/ver_test_1.sh: New file.
3276 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3277 (check_DATA): Add ver_test_1.syms.
3278 (ver_test_1.syms): New target.
3279 * testsuite/Makefile.in: Rebuild.
3280
401a9a73
CC		 32812009-02-25 Cary Coutant <ccoutant@google.com>
3282
3283 * layout.cc (Layout::choose_output_section): Don't rename sections
3284 when using a linker script that has a SECTIONS clause.
3285 * Makefile.in: Regenerate.
3286
3287 * testsuite/Makefile.am (script_test_5.sh): New test case.
3288 * testsuite/Makefile.in: Regenerate.
3289 * testsuite/script_test_5.cc: New file.
3290 * testsuite/script_test_5.sh: New file.
3291 * testsuite/script_test_5.t: New file.
3292
f488e4b0
CC		 32932009-02-13 Rafael Avila de Espindola <espindola@google.com>
3294
3295 * archive.cc (Archive::include_member): Update calls to add_symbols.
3296 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3297 the Layout argument.
3298 * dynobj.h (do_add_symbols): Add the Layout argument.
3299 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3300 Layout argument.
3301 * object.h (Object::add_symbols): Add the Layout argument.
3302 (Object::do_add_symbols): Add the Layout argument.
3303 (Sized_relobj::do_add_symbols): Add the Layout argument.
3304 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3305 Unify the two versions.
3306 (Add_plugin_symbols): Remove.
3307 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3308 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3309 (Add_plugin_symbols): Remove.
3310 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3311 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3312 (Add_symbols::run): Make it work with Pulginobj.
3313
89dd1680
ILT		 33142009-02-06 Ian Lance Taylor <iant@google.com>
3315
3316 * object.cc (Sized_relobj::do_layout): Make info message start
3317 with lower case letter.
3318
266d0a74
ILT		 33192009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3320
602b464e
ILT		 3321 * binary.cc: Fix file comment.
3322
266d0a74
ILT		 3323 * options.h (enum Incremental_disposition): Define.
3324 (class General_options): Add new options: --incremental,
3325 --incremental_changed, --incremental_unchanged,
3326 --incremental_unknown. Add incremental_disposition_ and
3327 implicit_incremental_ fields.
3328 (General_options::incremental_disposition): New function.
3329 (class Position_dependent_options): Add incremental_disposition
3330 option.
3331 (Position_dependent_options::copy_from_options): Set incremental
3332 dispositions.
3333 * options.cc (General_options::parse_incremental_changed): New
3334 function.
3335 (General_options::parse_incremental_unchanged): New function.
3336 (General_options::parse_incremental_unknown): New function.
3337 (General_options::General_options): Initialize new fields
3338 incremental_disposition_ and implicit_incremental_.
3339 (General_options::finalize): Check for uasge of --incremental-*
3340 without --incremental.
3341
f073bbf7
CD		 33422009-02-06 Chris Demetriou <cgd@google.com>
3343
3344 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3345 pointer and to report location as the file name associated with
3346 the symbol.
3347 (gold_undefined_symbol_at_location): New function to replace the
3348 old gold_undefined_symbol functionality.
3349 * target-reloc.h (relocate_section): Update to use
3350 gold_undefined_symbol_at_location.
3351 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3352 Call gold_undefined_symbol function rather than gold_error.
3353 * errors.h (Errors::undefined_symbol): Take location as a
3354 string, rather than calculating it from a relocation.
3355 * errors.cc (Errors::fatal): Print "fatal error:" before the
3356 formatted message.
3357 (Errors::error, Errors::error_at_location): Print "error: "
3358 before the formatted message.
3359 (Errors::undefined_symbol): Take location as a string, rather
3360 than calculating it from a relocation.
3361 (gold_undefined_symbol_at_location): New function akin to
3362 old gold_undefined_symbol, calculates location from relocation.
3363 (gold_undefined_symbol): Change to take only a Symbol pointer
3364 and to report location as the file name associated with the symbol.
3365 * testsuite/debug_msg.sh: Update for changed error messages.
3366 * testsuite/undef_symbol.sh: Likewise.
3367
8e94a90c
ILT		 33682009-02-04 Duncan Sands <baldrick@free.fr>
3369
3370 PR 9812
3371 * reduced_debug_output.h
3372 (Output_reduced_debug_abbrev_section::failed): Use format for
3373 gold_warning.
3374 (Output_reduced_debug_info_section::faild): Likewise.
3375
88a0e15b
ILT		 33762009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3377
3378 * script.cc (Lazy_demangler): New class.
3379 (Version_script_info::get_symbol_version_helper): Demangle a
3380 symbol only once.
3381
5efc7cd2
CC		 33822009-01-29 Cary Coutant <ccoutant@google.com>
3383
3384 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3385 to __tls_get_addr.
3386 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3387
e0ebcf42
ILT		 33882009-01-28 Ian Lance Taylor <iant@google.com>
3389
5efc7cd2 3390 * version.cc (version_string): Bump to 1.9.
75fe7426 3391
e0ebcf42
ILT		 3392 * gold.h: Include <cstring> and <stdint.h>.
3393 * version.cc: Include <cstdio>.
3394 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3395 warning.
3396 * reduced_debug_output.cc (insert_into_vector): Rename from
3397 Insert_into_vector; change all callers. Use Swap_unaligned to
3398 avoid aliasing issue; remove union since it is unnecessary.
3399
8e2813be 34002009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3401
3402 * Makefile.am (CCFILES): Add gc.cc.
3403 (HFILES): Add gc.h.
3404 * Makefile.in: Regenerate.
3405 * gold.cc (Gc_runner): New class.
3406 (queue_initial_tasks): Call garbage collection related tasks
3407 when corresponding options are invoked.
3408 (queue_middle_gc_tasks): New function.
3409 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3410 processed early before laying out sections during garbage collection.
3411 * gold.h (queue_middle_gc_tasks): New function.
3412 (is_prefix_of): Move from "layout.cc".
3413 * i386.cc (Target_i386::gc_process_relocs): New function.
3414 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3415 * main.cc (main): Create object of class "Garbage_collection".
3416 * object.cc (Relobj::copy_symbols_data): New function.
3417 (Relobj::is_section_name_included): New function.
3418 (Sized_relobj::do_layout): Allow this function to be called twice
3419 during garbage collection and defer layout of section during the
3420 first call.
3421 * object.h (Relobj::get_symbols_data): New function.
3422 (Relobj::is_section_name_included): New function.
3423 (Relobj::copy_symbols_data): New function.
3424 (Relobj::set_symbols_data): New function.
3425 (Relobj::get_relocs_data): New function.
3426 (Relobj::set_relocs_data): New function.
3427 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3428 (Relobj::gc_process_relocs): New function.
3429 (Relobj::do_gc_process_relocs): New pure virtual function.
3430 (Relobj::sd_): New data member.
3431 (Sized_relobj::is_output_section_offset_invalid): New function.
3432 (Sized_relobj::do_gc_process_relocs): New function.
3433 * options.h (General_options::gc_sections): Modify to not be a no-op.
3434 (General_options::print_gc_sections): New option.
3435 * plugin.cc (Plugin_finish::run): Remove function call to
3436 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3437 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3438 * reloc.cc (Read_relocs::run): Add task to process relocs and
3439 determine unreferenced sections when doing garbage collection.
3440 (Gc_process_relocs): New class.
3441 (Sized_relobj::do_gc_process_relocs): New function.
3442 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3443 sections that are garbage collected.
3444 * reloc.h (Gc_process_relocs): New class.
3445 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3446 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3447 symbols whose corresponding sections are garbage collected.
3448 (Symbol_table::Symbol_table): Add new parameter for the garbage
3449 collection object.
3450 (Symbol_table::gc_mark_undef_symbols): New function.
3451 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3452 (Symbol_table::gc_mark_dyn_syms): New function.
3453 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3454 as garbage.
3455 (Symbol_table::add_from_object): Likewise.
3456 (Symbol_table::add_from_relobj): When building shared objects, do not
3457 treat externally visible symbols as garbage.
3458 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3459 table information for static and relocatable links.
3460 * symtab.h (Symbol_table::set_gc): New function.
3461 (Symbol_table::gc): New function.
3462 (Symbol_table::gc_mark_undef_symbols): New function.
3463 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3464 (Symbol_table::gc_mark_dyn_syms): New function.
3465 (Symbol_table::gc_): New data member.
3466 * target.h (Sized_target::gc_process_relocs): New pure virtual
3467 function.
3468 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3469 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3470
3b293544
CF		 34712009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3472
3473 * options.h (General_options::gc_sections): Define as a no-op for now.
3474 (General_options::no_keep_memory): Ditto.
3475 (General_options::Bshareable): Define.
3476 * options.cc (General_options::finalize): Honor -Bshareable.
3477
83d22aa8
AS		 34782009-01-20 Andreas Schwab <schwab@suse.de>
3479
3480 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3481 read the value in the contents, since we don't use it. Use the
3482 template endianness when writing.
3483 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3484
cd536b21
AS		 34852009-01-19 Andreas Schwab <schwab@suse.de>
3486
3487 * configure.tgt (powerpc64-*): Fix targ_obj.
3488
99e9a495
ILT		 34892009-01-15 Ian Lance Taylor <iant@google.com>
3490
3491 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3492 local symbols when stripping all symbols.
3493
bbbfea06
CC		 34942009-01-14 Cary Coutant <ccoutant@google.com>
3495
99e9a495 3496 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3497
0f7c0701
CC		 34982009-01-14 Cary Coutant <ccoutant@google.com>
3499
3500 * archive.cc (Archive::get_elf_object_for_member): Remove call
3501 to File_read::claim_for_plugin.
3502 * descriptors.cc (Descriptors::open): Remove reference to
3503 is_claimed.
3504 (Descriptors::claim_for_plugin): Remove.
3505 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3506 (Descriptors::is_claimed): Remove.
3507 (claim_descriptor_for_plugin): Remove.
3508 * fileread.cc (File_read::claim_for_plugin): Remove.
3509 * fileread.h (File_read::claim_for_plugin): Remove.
3510 (File_read::descriptor): Reopen descriptor if necessary.
3511 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3512 (Plugin_manager::all_symbols_read): Add task parameter. Change
3513 all callers.
3514 (Plugin_manager::get_input_file): New function.
3515 (Plugin_manager::release_input_file): New function.
3516 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3517 corresponding data member.
3518 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3519 and pass to base constructor. Change all callers.
3520 (get_input_file, release_input_file): New functions.
3521 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3522 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3523 (Plugin_manager::all_symbols_read): Add task parameter.
3524 (Plugin_manager::get_input_file): New function.
3525 (Plugin_manager::release_input_file): New function.
3526 (Plugin_manager::task_): New data member.
3527 (Pluginobj::Pluginobj): Add filesize parameter.
3528 (Pluginobj::filename): New function.
3529 (Pluginobj::descriptor): New function.
3530 (Pluginobj::filesize): New function.
3531 (Pluginobj::filesize_): New data member.
3532 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3533 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3534 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3535
3536 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3537 with archive libraries.
3538 * testsuite/Makefile.in: Regenerate.
3539 * testsuite/plugin_test.c (struct sym_info): New type.
3540 (get_input_file, release_input_file): New static variables.
3541 (onload): Capture new transfer vector entries.
3542 (claim_file_hook): Stop reading at end of file according to filesize.
3543 Factor out parsing of readelf output into separate function.
3544 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3545 APIs and get the source file name from the symbol table. Convert
3546 source file name to corresponding object file name. Print info
3547 message when adding new input files.
3548 (parse_readelf_line): New function.
3549 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3550 * testsuite/plugin_test_2.sh: Likewise.
3551 * testsuite/plugin_test_3.sh: Likewise.
3552 * testsuite/plugin_test_4.sh: New test case.
3553
62a6d109
ILT		 35542009-01-07 Ian Lance Taylor <iant@google.com>
3555
3556 * version.cc (version_string): Bump to 1.8.
3557
483620e8
CC		 35582008-12-23 Cary Coutant <ccoutant@google.com>
3559
3560 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3561 * plugin.cc (Plugin_manager::finish): Rename as
3562 layout_deferred_objects. Move cleanup to separate function.
3563 (Plugin_manager::cleanup): New function.
3564 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3565 separately.
3566 * plugin.h (Plugin_manager::finish): Rename as
3567 layout_deferred_objects.
3568 (Plugin_manager::cleanup): New function.
3569 (Plugin_manager::cleanup_done): New field.
3570
d66a9eb3
CC		 35712008-12-23 Cary Coutant <ccoutant@google.com>
3572
3573 * plugin.cc (is_visible_from_outside): New function.
3574 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3575 so we don't return "IR only" status for exported symbols or -r links.
3576
3577 * testsuite/Makefile.am (plugin_test_3): New test case.
3578 * testsuite/Makefile.in: Regenerate.
3579 * testsuite/plugin_test_3.sh: New file.
3580
5995b570
CC		 35812008-12-22 Cary Coutant <ccoutant@google.com>
3582
3583 * object.cc (Sized_relobj::layout_section): New function.
3584 (Sized_relobj::do_layout): Defer layout of input sections until after
3585 plugin has provided replacement files.
3586 (Sized_relobj::do_layout_deferred_sections): New function.
3587 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3588 (Relobj::layout_deferred_sections): New function.
3589 (Relobj::do_layout_deferred_sections): New function.
3590 (Sized_relobj::do_layout_deferred_sections): New function.
3591 (Sized_relobj::layout_section): New function.
3592 (Sized_relobj::Deferred_layout): New structure.
3593 (Sized_relobj::deferred_layout_): New field.
3594 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3595 Change all callers. Layout deferred sections.
3596 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3597 references.
3598 (Plugin_hook::run): Move code from do_plugin_hook inline.
3599 (Plugin_hook::do_plugin_hook): Remove.
3600 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3601 (Plugin_manager::finish): Renamed, was cleanup.
3602 (Plugin_manager::should_defer_layout): New function.
3603 (Plugin_manager::add_deferred_layout_object): New function.
3604 (Plugin_manager::Deferred_layout_list): New type.
3605 (Plugin_manager::deferred_layout_objects_): New field.
3606 (Plugin_hook::do_plugin_hook): Remove.
3607
ee769c88
ILT		 36082008-12-17 Ian Lance Taylor <iant@google.com>
3609
3610 * options.h (class General_options): Add --no case for
3611 --export-dynamic.
3612
abc8dcba
CC		 36132008-12-16 Cary Coutant <ccoutant@google.com>
3614
3615 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3616 vector.
3617 (Plugin_manager::claim_file): Create plugin object even if
3618 plugin did not call the add_symbols callback.
3619 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3620 asking for more symbols than were added.
3621 * testsuite/Makefile.am (plugin_test_1): Add test case with
3622 no global symbols.
3623 (empty.syms): New target.
3624 * testsuite/Makefile.in: Regenerate.
3625 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3626 message. Don't call add_symbols if no globals.
3627 (all_symbols_read_hook): Don't provide replacement for empty
3628 claimed file.
3629
b0074644
ILT		 36302008-12-12 Ian Lance Taylor <iant@google.com>
3631
68943102
ILT		 3632 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3633 r_type == 0 for a local symbol with r_sym == 0.
3634 (scan_relocatable_relocs): Pass r_sym to
3635 local_non_section_strategy.
3636 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3637 r_sym parameter.
3638
b0074644
ILT		 3639 * configure.ac: Update test for TLS descriptors: they are
3640 supported as of glibc 2.9.
3641 * configure: Rebuild.
3642
c2508178
ILT		 36432008-12-11 Ian Lance Taylor <iant@google.com>
3644
3645 PR 7091
3646 * target-reloc.h (Default_scan_relocatable_relocs): For each
3647 function, map r_type == 0 to RELOC_DISCARD.
3648
2756a258
CC		 36492008-12-10 Cary Coutant <ccoutant@google.com>
3650
3651 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3652 object to override a kept COMDAT group from a plugin object.
3653
bb6f53d3
ILT		 36542008-12-09 Ian Lance Taylor <iant@google.com>
3655
fbc558e1
ILT		 3656 PR 7088
3657 * yyscript.y (file_cmd): Handle INPUT.
3658
bb6f53d3
ILT		 3659 * testsuite/initpri1.c: Change all declarations to be full
3660 prototypes by adding void, to avoid compiler warnings.
3661
4674ecfc
CC		 36622008-12-05 Rafael Avila de Espindola <espindola@google.com>
3663
3664 * options.cc (General_options::parse_plugin_opt): New.
3665 (General_options::add_plugin): The argument now is just the filename.
3666 (General_options::add_plugin_option): New.
3667 * options.h (plugin_opt): New.
3668 (add_plugin): Change argument name.
3669 (add_plugin_option): New.
3670 * plugin.cc (Plugin::load): Don't parse the plugin option.
3671 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3672 (Plugin::add_option): New.
3673 (Plugin::args_): Change type.
3674 (Plugin::filename_): New.
3675 (Plugin_manager::add_plugin_option): New.
3676 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3677 * testsuite/Makefile.in: Regenerate.
3678
fd06b4aa
CC		 36792008-12-05 Cary Coutant <ccoutant@google.com>
3680
3681 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3682 Handle --strip-lto-sections option.
3683 * options.h (strip_lto_sections): New option.
3684
6c52134c
CC		 36852008-12-01 Cary Coutant <ccoutant@google.com>
3686
3687 * plugin.cc (ld_plugin_message): Change format parameter to const.
3688 Fix mismatch between new[] and delete.
3689
a45248e0
CC		 36902008-11-14 Cary Coutant <ccoutant@google.com>
3691
3692 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3693 instead of -1U.
3694
c82fbeee
CS		 36952008-11-05 Craig Silverstein <csilvers@google.com>
3696
3697 * options.cc (General_options::parse_dynamic_list): New function.
3698 * options.h (General_options): New flags dynamic_list,
3699 dynamic_list_data, dynamic_list_cpp_new, and
3700 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3701 (General_options::in_dynamic_list): New function.
3702 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3703 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3704 (Lex::can_continue_name): Likewise.
3705 (yylex): Likewise.
3706 (read_script_file): New parameter script_options.
3707 (read_dynamic_list): New function.
3708 (Script_options::define_dynamic_list): New function.
3709 (dynamic_list_keyword_parsecodes): New variable.
3710 (dynamic_list_keywords): New variable.
3711 * script.h (Script_options::define_dynamic_list): New function
3712 prototype.
3713 (read_dynamic_list): New function prototype.
3714 * symtab.cc (strprefix): New macro.
3715 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3716 dynamic_list_data, dynamic_list_cpp_new, and
3717 dynamic_list_cpp_typeinfo.
3718 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3719 (dynamic_list_expr): New rule.
3720 (dynamic_list_nodes): Likewise.
3721 (dynamic_list_node): Likewise.
3722 * testsuite/Makefile.am (dynamic_list): New test.
3723 * testsuite/Makefile.in: Regenerated.
3724 * testsuite/dynamic_list.t: New file.
3725 * testsuite/dynamic_list.sh: New file.
3726
e0bb29a5
CS		 37272008-11-05 Craig Silverstein <csilvers@google.com>
3728
3729 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3730 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3731 (t11_last): Likewise.
3732 * testsuite/ver_test_6.c (main): Likewise.
3733
4e1e25e0
CC		 37342008-10-07 Cary Coutant <ccoutant@google.com>
3735
3736 * options.c (General_options::finalize): Add check for -static and
3737 -shared.
3738 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3739 is not empty.
3740
92f03fcb
CC		 37412008-10-02 Cary Coutant <ccoutant@google.com>
3742
3743 * plugin.cc (make_sized_plugin_object): Fix conditional
3744 compilation to work when not all targets are enabled.
3745
fbd8a257
CC		 37462008-09-29 Cary Coutant <ccoutant@google.com>
3747
3748 * archive.cc (Archive::get_file_and_offset): Use filename instead
3749 of name to get library path.
3750 (Archive::include_member): Unlock external member of a thin archive.
3751
3752 * testsuite/Makefile.am (TEST_AR): New variable.
3753 (thin_archive_test_1): New test.
3754 (thin_archive_test_2): New test.
81636b3f
CC		 3755 * testsuite/Makefile.in: Regenerate.
3756 * testsuite/thin_archive_main.cc: New file.
3757 * testsuite/thin_archive_test_1.cc: New file.
3758 * testsuite/thin_archive_test_2.cc: New file.
3759 * testsuite/thin_archive_test_3.cc: New file.
3760 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3761
eff45813
CC		 37622008-09-29 Cary Coutant <ccoutant@google.com>
3763
3764 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3765 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3766 instead of -1U.
3767 (Sized_relobj::do_finalize_local_symbols): Likewise.
3768 (Sized_relobj::map_to_kept_section): Likewise.
3769 * object.h (Sized_relobj::invalid_address): New constant.
3770 (Sized_relobj::do_output_section_offset): Check for invalid_address
3771 and return -1ULL.
3772 * output.cc (Output_reloc::local_section_offset): Use constant
3773 invalid_address instead of -1U.
3774 (Output_reloc::get_address): Likewise.
3775 (Output_section::output_address): Change -1U to -1ULL.
3776 * output.h (Output_reloc::invalid_address): New constant.
3777 * reloc.cc (Sized_relobj::write_sections): Use constant
3778 invalid_address instead of -1U.
3779 (Sized_relobj::relocate_sections): Likewise.
3780 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3781 values for merge sections.
3782 * target-reloc.h (relocate_for_relocatable): Use constant
3783 invalid_address instead of -1U.
3784
89fc3421
CC		 37852008-09-19 Cary Coutant <ccoutant@google.com>
3786
3787 Add plugin functionality for link-time optimization (LTO).
3788 * configure.ac (plugins): Add --enable-plugins option.
3789 * configure: Regenerate.
3790 * config.in: Regenerate.
3791 * Makefile.am (LIBDL): New variable.
3792 (CCFILES): Add plugin.cc.
3793 (HFILES): Add plugin.h.
3794 (ldadd_var): Add LIBDL.
3795 * Makefile.in: Regenerate.
3796
3797 * archive.cc: Include "plugin.h".
3798 (Archive::setup): Don't preread archive symbols when using a plugin.
3799 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3800 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3801 files.
3802 (Archive::include_member): Add symbols from plugin objects.
3803 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3804 * descriptors.cc (Descriptors::open): Check for file descriptors
3805 abandoned by plugins.
3806 (Descriptors::claim_for_plugin): New function.
3807 * descriptors.h (Descriptors::claim_for_plugin): New function.
3808 (Open_descriptor::is_claimed): New field.
3809 (claim_descriptor_for_plugin): New function.
3810 * fileread.cc (File_read::claim_for_plugin): New function.
3811 * fileread.h (File_read::claim_for_plugin): New function.
3812 (File_read::descriptor): New function.
3813 * gold.cc: Include "plugin.h".
3814 (queue_initial_tasks): Add task to call plugin hooks for generating
3815 new object files.
3816 * main.cc: Include "plugin.h".
3817 (main): Load plugin libraries.
3818 * object.h (Pluginobj): Declare.
3819 (Object::pluginobj): New function.
3820 (Object::do_pluginobj): New function.
3821 (Object::set_target): New function.
3822 * options.cc: Include "plugin.h".
3823 (General_options::parse_plugin): New function.
3824 (General_options::General_options): Initialize plugins_ field.
3825 (General_options::add_plugin): New function.
3826 * options.h (Plugin_manager): Declare.
3827 (General_options): Add --plugin option.
3828 (General_options::has_plugins): New function.
3829 (General_options::plugins): New function.
3830 (General_options::add_plugin): New function.
3831 (General_options::plugins_): New field.
3832 * plugin.cc: New file.
3833 * plugin.h: New file.
3834 * readsyms.cc: Include "plugin.h".
3835 (Read_symbols::do_read_symbols): Check for archive before checking
3836 for ELF file. Call plugin hooks to claim files.
3837 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3838 from a real object file; force override when processing replacement
3839 files.
3840 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3841 (Symbol::init_base_object): Likewise.
3842 (Symbol::init_base_output_data): Likewise.
3843 (Symbol::init_base_output_segment): Likewise.
3844 (Symbol::init_base_constant): Likewise.
3845 (Symbol::init_base_undefined): Likewise.
3846 (Symbol::output_section): Assert that object is not a plugin.
3847 (Symbol_table::add_from_pluginobj): New function.
3848 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3849 undefined.
3850 (Symbol_table::sized_write_globals): Likewise.
3851 (Symbol_table::add_from_pluginobj): Instantiate template.
3852 * symtab.h (Sized_pluginobj): Declare.
3853 (Symbol::in_real_elf): New function.
3854 (Symbol::set_in_real_elf): New function.
3855 (Symbol::in_real_elf_): New field.
3856 (Symbol_table::add_from_pluginobj): New function.
3857
3858 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3859 (LIBDL): New variable.
3860 (LDADD): Add LIBDL.
3861 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3862 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3863 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3864 (MOSTLYCLEANFILES): Likewise.
3865 * testsuite/Makefile.in: Regenerate.
3866 * testsuite/plugin_test.c: New file.
3867 * testsuite/plugin_test_1.sh: New file.
3868 * testsuite/plugin_test_2.sh: New file.
3869
de31bda5
ILT		 38702008-09-16 Ian Lance Taylor <iant@google.com>
3871
9c2d0ef9
ILT		 3872 * target-reloc.h (relocate_section): Check whether a symbol is
3873 defined by the ABI before reporting an undefined symbol error.
3874 * target.h (Target::is_defined_by_abi): Make parameter const.
3875 (Target::do_is_defined_by_abi): Likewise.
3876 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3877 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3878 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3879 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3880 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3881 * testsuite/Makefile.in: Rebuild.
3882
de31bda5
ILT		 3883 * fileread.cc (make_view): Add casts to avoid warning.
3884
9fa33bee
AO		 38852008-09-16 Alexandre Oliva <aoliva@redhat.com>
3886
3887 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3888 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3889
183fd0e3
AO		 38902008-09-16 Alexandre Oliva <aoliva@redhat.com>
3891
3892 * options.h (General_options::output_is_executable): New.
3893 (General_options::output_is_pie): New.
3894 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3895 for shared libraries.
3896 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3897
7be8330a
CD		 38982008-09-11 Chris Demetriou <cgd@google.com>
3899
3900 * options.h (origin): New -z option.
3901 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3902 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3903 in DT_FLAGS_1.
3904
a9caad02
CC		 39052008-09-05 Cary Coutant <ccoutant@google.com>
3906
3907 * fileread.cc (File_read::make_view): Add check for attempt to map
3908 beyond end of file.
3909
ae6dce4d
CC		 39102008-09-05 Cary Coutant <ccoutant@google.com>
3911
3912 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3913 explicit instantiations.
3914
d7ab2a47
KVH		 39152008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3916
3917 PR gold/6858
3918 * options.cc (General_options::finalize): Allow undefined symbols
3919 in shlibs if linking -shared.
3920
3921 PR gold/6859
3922 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3923 symbols as not needing a dynsym entry.
3924
1e52a9c1
CS		 39252008-08-20 Craig Silverstein <csilvers@google.com>
3926
3927 * fileread.cc (File_read::open): Do not lock the file unless it
3928 was successfully opened.
3929
d85c80a3
CC		 39302008-08-14 Cary Coutant <ccoutant@google.com>
3931
3932 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3933 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3934 * testsuite/tls_test.cc (struct int128): 128-bit struct
3935 for testing TLS relocs with non-zero addend.
3936 (v12): New TLS variable.
3937 (t12): New test.
3938 (t_last): Add check for v12.
3939 * testsuite/tls_test.h (t12): New function.
3940 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3941
2d924fd9
ILT		 39422008-08-13 Ian Lance Taylor <iant@google.com>
3943
3944 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3945 set tls_segment_ or relro_segment_.
3946 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3947 when appropriate.
3948 * output.h (Output_section::clear_is_relro): New function.
3949 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3950 sections specially even when output_data_ is empty.
3951 (Output_segment::maximum_alignment): When first section is relro,
3952 only force alignment for PT_LOAD segments.
3953 * script.cc (script_data_segment_align): New function.
3954 (script_data_segment_relro_end): New function.
3955 * script-c.h (script_data_segment_align): Declare.
3956 (script_data_segment_relro_end): Declare.
3957 * script-sections.h (class Script_sections): Declare
3958 data_segment_align and data_segment_relro_end. Add fields
3959 segment_align_index_ and saw_relro_end_.
3960 * script-sections.cc (class Sections_element): Add set_is_relro
3961 virtual function. Add new bool* parameter to place_orphan_here.
3962 Add get_output_section virtual function.
3963 (class Output_section_definition): Add set_is_relro. Add new
3964 bool* parameter to place_orphan_here. Add get_output_section.
3965 Add is_relro_ field.
3966 (Output_section_definition::Output_section_definition): Initialize
3967 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3968 and is_relro_ fields.
3969 (Output_section_definition::place_orphan_here): Add is_relro
3970 parameter.
3971 (Output_section_definition::set_section_addresses): Set relro for
3972 output section.
3973 (Output_section_definition::alternate_constraint): Likewise.
3974 (class Orphan_output_section): Add new bool* parameter to
3975 place_orphan_here. Add get_output_section.
3976 (Orphan_output_section::place_orphan_here): Add is_relro
3977 parameter.
3978 (Script_sections::Script_sections): Initialize
3979 data_segment_align_index_ and saw_relro_end_.
3980 (Script_sections::data_segment_align): New function.
3981 (Script_sections::data_segment_relro_end): New function.
3982 (Script_sections::place_orphan): Set or clear is_relro.
3983 (Script_sections::set_section_addresses): Force alignment of first
3984 TLS section.
3985 * yyscript.y (exp): Call script_data_segment_align and
3986 script_data_segment_relro_end.
3987 * testsuite/relro_script_test.t: New file.
3988 * testsuite/relro_test.cc (using_script): Declare.
3989 (t1, t2): Test using_script.
3990 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3991 (relro_script_test_SOURCES): Define.
3992 (relro_script_test_DEPENDENCIES): Define.
3993 (relro_script_test_LDFLAGS): Define.
3994 (relro_script_test_LDADD): Define.
3995 (relro_script_test.so): New target.
3996 * testsuite/Makefile.in: Rebuild.
3997
f827c9a9
CC		 39982008-08-06 Cary Coutant <ccoutant@google.com>
3999
4000 * archive.cc (Archive::total_archives, Archive::total_members)
4001 (Archive::total_members_loaded): New variables.
4002 (Archive::setup): Add parameter. Add option to preread
4003 archive symbols.
4004 (Archive::read_armap): Add counter.
4005 (Archive::get_file_and_offset): New function.
4006 (Archive::get_elf_object_for_member): New function.
4007 (Archive::read_all_symbols): New function.
4008 (Archive::read_symbols): New function.
4009 (Archive::add_symbols): Add counters.
4010 (Archive::include_all_members): Use armap to find members if it's
4011 already built.
4012 (Archive::include_member): Skip reading symbols if already read.
4013 Factored code into Archive::get_file_and_offset and
4014 Archive::get_elf_object_for_member. Changed call to
4015 Mapfile::report_include_archive_member.
4016 (Archive::print_stats): New function.
4017 * archive.h: Declare Object and Read_symbols_data classes.
4018 (Archive::Archive): Add initializers for new members.
4019 (Archive::setup): Add parameter.
4020 (Archive::print_stats): New function.
4021 (Archive::total_archives, Archive::total_members)
4022 (Archive::total_members_loaded): New variables.
4023 (Archive::get_file_and_offset): New function.
4024 (Archive::get_elf_object_for_member): New function.
4025 (Archive::read_all_symbols): New function.
4026 (Archive::read_symbols): New function.
4027 (Archive::Archive_member): New class.
4028 (Archive::members_): New member.
4029 (Archive::num_members_): New member.
4030 * main.cc: Include archive.h.
4031 (main): Call Archive::print_stats.
4032 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4033 archive parameter; member_name is now the fully-decorated name.
4034 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4035 * options.h: (General_options): Add --preread-archive-symbols option.
4036 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4037 Archive::setup.
4038
de4c45bd
ILT		 40392008-08-04 Ian Lance Taylor <iant@google.com>
4040
4041 * symtab.h (Symbol::use_plt_offset): New function.
4042 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4043 * powerpc.cc (Relocate::relocate): Likewise.
4044 * sparc.cc (Relocate::relocate): Likewise.
4045 * x86_64.cc (Relocate::relocate): Likewise.
4046 * testsuite/weak_plt.sh: New test.
4047 * testsuite/weak_plt_main.cc: New test.
4048 * testsuite/weak_plt_shared.cc: New test.
4049 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4050 (check_PROGRAMS): Add weak_plt.
4051 (check_DATA): Add weak_plt_shared.so.
4052 (weak_plt_main_pic.o, weak_plt): New targets.
4053 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4054 * testsuite/Makefile.in: Rebuild.
4055
4056 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4057 gcctestdir/ld.
4058 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4059 * testsuite/Makefile.in: Rebuild.
4060
323ee3f4
AM		 40612008-08-04 Alan Modra <amodra@bigpond.net.au>
4062
4063 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4064 * Makefile.in: Regenerate.
4065 * po/POTFILES.in: Regenerate.
4066
7c07ecec
ILT		 40672008-07-29 Ian Lance Taylor <iant@google.com>
4068
4069 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4070 symbols before other symbols.
4071 * testsuite/script_test_2.cc (test_addr): Declare.
4072 (test_addr_alias): Declare.
4073 (main): Check that test_addr and test_addr_alias have the right
cd536b21 4074 values.
7c07ecec
ILT		 4075 * testsuite/script_test_2.t: Define test_addr_alias and
4076 test_addr.
4077
5778530e
ILT		 40782008-07-24 Ian Lance Taylor <iant@google.com>
4079
2a00e4fb
ILT		 4080 PR 5990
4081 * descriptors.cc: New file.
4082 * descriptors.h: New file.
4083 * gold-threads.h (class Hold_optional_lock): New class.
4084 * fileread.cc: Include "descriptors.h".
4085 (File_read::~File_read): Release descriptor rather than closing
4086 it.
4087 (File_read::open) [file]: Call open_descriptor rather than open.
4088 Set is_descriptor_opened_.
4089 (File_read::open) [memory]: Assert that descriptor is not open.
4090 (File_read::reopen_descriptor): New function.
4091 (File_read::release): Release descriptor.
4092 (File_read::do_read): Make non-const. Reopen descriptor.
4093 (File_read::read): Make non-const.
4094 (File_read::make_view): Reopen descriptor.
4095 (File_read::do_readv): Likewise.
4096 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4097 Update declarations.
4098 * layout.cc: Include "descriptors.h".
4099 (Layout::create_build_id): Use open_descriptor rather than open.
4100 * output.cc: Include "descriptors.h".
4101 (Output_file::open): Use open_descriptor rather than open.
4102 * archive.cc (Archive::const_iterator): Change Archive to be
4103 non-const.
4104 (Archive::begin, Archive::end): Make non-const.
4105 (Archive::count_members): Likewise.
4106 * archive.h (class Archive): Update declarations.
4107 * object.h (Object::read): Make non-const.
4108 * Makefile.am (CCFILES): Add descriptors.cc.
4109 (HFILES): Add descriptors.h.
4110 * Makefile.in: Rebuild.
4111
801647d1
ILT		 4112 PR 6716
4113 * gold.h: Always include <clocale>. Add Solaris workarounds
4114 following code in binutils/sysdep.h.
4115
5edd166e
ILT		 4116 PR 6048
4117 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4118 this->eh_frame_hdr_ is NULL before using it.
4119
c89ad728
ILT		 4120 * dynobj.cc (Versions::Versions): Update comment.
4121
aa86f06b
ILT		 4122 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4123 the base version name.
4124
5778530e
ILT		 4125 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4126 array size plus one.
4127 (Stringpool_template::set_string_offsets): Subtract one from key
4128 before using it as an array index.
4129 (Stringpool_template::get_offset_with_length): Likewise.
4130 (Stringpool_template::write_to_buffer): Likewise.
4131 * stringpool.h (Stringpool_template::get_offset_from_key):
4132 Likewise.
4133
057ead22
ILT		 41342008-07-23 Ian Lance Taylor <iant@google.com>
4135
7f649c59
ILT		 4136 PR 6658
4137 * object.h (Merged_symbol_value::value): Do our best to handle a
4138 negative addend.
4139
057ead22
ILT		 4140 PR 6647
4141 * script.cc (Version_script_info::get_versions): Don't add empty
4142 version tag to return value.
4143 (Version_script_info::get_symbol_version_helper): Change return
4144 type to bool. Add pversion parameter. Change all callers.
4145 (script_register_vers_node): Don't require a non-NULL tag.
4146 * script.h (class Version_script_info): Update declarations.
4147 (Version_script_info::get_symbol_version): Change return type to
4148 bool. Add version parameter. Change all callers.
4149 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4150 handling. Handle an empty version from a version script.
4151 (Symbol_table::define_special_symbol): Likewise.
4152 * testsuite/ver_test_10.script: New file.
4153 * testsuite/ver_test_10.sh: New file.
4154 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4155 (check_DATA): Add ver_test_10.syms.
4156 (ver_test_10.syms, ver_test_10.so): New target.
4157 * testsuite/Makefile.in: Rebuild.
4158
58e54ac2
CD		 41592008-07-23 Simon Baldwin <simonb@google.com>
4160
4161 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4162 to zero for undefined symbols from dynamic libraries.
4163
95d14cd3
ILT		 41642008-07-23 Ian Lance Taylor <iant@google.com>
4165
4166 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4167 Change all callers.
4168 * symtab.h (class Symbol_table): Update declaration.
4169 * testsuite/ver_test_9.cc: New file.
4170 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4171 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4172 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4173 (ver_test_9.so, ver_test_9.o): New targets.
4174 * testsuite/Makefile.in: Rebuild.
4175
92de84a6
ILT		 41762008-07-22 Ian Lance Taylor <iant@google.com>
4177
34810851
ILT		 4178 * options.h (class General_options): Define --check-sections.
4179 * layout.cc (Layout::set_segment_offsets): Handle
4180 --check-sections.
4181
af6156ef
ILT		 4182 * options.h (class General_options): Define -n/--nmagic and
4183 -N/--omagic.
4184 * options.cc (General_options::finalize): For -n/--nmagic or
4185 -N/--omagic, set -static.
4186 * layout.cc (Layout::attach_allocated_section_to_segment): If
4187 -N/--omagic, don't put read-only and read-write sections in
4188 different segments.
4189 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4190 finding a read-only segment.
4191 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4192 don't set the minimum segment alignment to the common page size,
4193 and don't set the file offset to the address modulo the page size.
4194 * script-sections.cc (Script_sections::create_segments): If
4195 -n/--omagic, don't put read-only and read-write sections in
4196 different segments.
4197
92de84a6
ILT		 4198 * cref.cc: New file.
4199 * cref.h: New file.
4200 * options.h (class General_options): Add --print-symbol-counts.
4201 * main.cc (main): Issue defined symbol report if requested.
4202 * archive.cc (Archive::interpret_header): Make into a const member
4203 function.
4204 (Archive::add_symbols): Call Input_objects::archive_start and
4205 archive_stop.
4206 (Archive::const_iterator): Define new class.
4207 (Archive::begin, Archive::end): New functions.
4208 (Archive::include_all_members): Rewrite to use iterator.
4209 (Archive::count_members): New function.
4210 * archive.h (class Archive): Update declarations.
4211 (Archive::filename): New function.
4212 * object.cc: Include "cref.h".
4213 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4214 (Sized_relobj::do_get_global_symbol_counts): New function.
4215 (Input_objects::add_object): Add object to cross-referencer.
4216 (Input_objects::archive_start): New function.
4217 (Input_objects::archive_stop): New function.
4218 (Input_objects::print_symbol_counts): New function.
4219 * object.h: Declare Cref and Archive.
4220 (Object::get_global_symbol_counts): New function.
4221 (Object::do_get_global_symbol_counts): New pure virtual function.
4222 (class Sized_relobj): Add defined_count_ field. Update
4223 declarations.
4224 (class Input_objects): Add cref_ field. Update constructor.
4225 Update declarations.
4226 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4227 defined_count_.
4228 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4229 symbol counts.
4230 (Sized_dynobj::do_get_global_symbol_counts): New function.
4231 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4232 defined_count_. Update declarations. Define Symbols typedef.
4233 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4234 parameter. Change all callers.
4235 (Symbol_table::add_from_dynobj): Add sympointers and defined
4236 parameters. Change all callers.
4237 * symtab.h (class Symbol_table): Update declarations.
4238 * Makefile.am (CCFILES): Add cref.cc.
4239 (HFILES): Add cref.h.
4240 * Makefile.in: Rebuild.
4241
3f7c5e1d
CD		 42422008-07-22 Simon Baldwin <simonb@google.com>
4243
4244 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4245 to zero when writing undefined symbols.
4246
e0b64032
ILT		 42472008-07-22 Ian Lance Taylor <iant@google.com>
4248
4249 * output.cc (Output_section::add_input_section): Don't try to
4250 merge empty merge sections.
4251
096b02cf
CS		 42522008-07-21 Craig Silverstein <csilvers@google.com>
4253
4254 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4255 Include symbol version in error message.
cd536b21 4256
1d1f116d
CD		 42572008-07-20 Chris Demetriou <cgd@google.com>
4258
cd536b21 4259 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4260 (RANDOM_SEED_CFLAGS): New substituted variable.
4261 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4262 * configure: Rebuild.
4263 * Makefile.in: Likewise.
4264 * testsuite/Makefile.in: Likewise.
4265
a18f591e
ILT		 42662008-07-18 Ian Lance Taylor <iant@google.com>
4267
4268 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4269 where we see NAME/NULL and NAME/VERSION as separate symbols.
4270 * testsuite/ver_test_main.cc (main): Call t4.
4271 (t4, t4_2a): Define.
4272 * testsuite/ver_test_2.cc (t4_2): Define.
4273 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4274 * testsuite/ver_test_4.cc (t4_2a): Define.
4275 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4276 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4277
c6e3f6ed
ILT		 42782008-07-17 Ian Lance Taylor <iant@google.com>
4279
4280 * dynobj.cc (Versions::add_def): If we give an error about a
4281 missing version, go ahead and create the version anyhow.
4282
ef9beddf
ILT		 42832008-07-10 Ian Lance Taylor <iant@google.com>
4284
4285 Handle output sections with more than 0x7fffffff bytes.
4286 * object.h (class Relobj): Change map_to_output_ to
4287 output_sections_, and just keep a section pointer. Change all
4288 uses. Move comdat group support to Sized_relobj.
4289 (Relobj::is_section_specially_mapped): Remove.
4290 (Relobj::output_section): Remove poff parameter. Change all
4291 callers.
4292 (Relobj::output_section_offset): New function.
4293 (Relobj::set_section_offset): Rewrite.
4294 (Relobj::map_to_output): Remove.
4295 (Relobj::output_sections): New function.
4296 (Relobj::do_output_section_offset): New pure virtual function.
4297 (Relobj::do_set_section_offset): Likewise.
4298 (class Sized_relobj): Add section_offsets_ field. Add comdat
4299 group support from Relobj. Update declarations.
4300 (Sized_relobj::get_output_section_offset): New function.
4301 (Sized_relobj::do_output_section_offset): New function.
4302 (Sized_relobj::do_set_section_offset): New function.
4303 * object.cc (Relobj::output_section_address): Remove.
4304 (Sized_relobj::Sized_relobj): Initialize new fields.
4305 (Sized_relobj::include_section_group): Cast find_kept_object to
4306 Sized_relobj.
4307 (Sized_relobj::include_linkonce_section): Likewise.
4308 (Sized_relobj::do_layout): Use separate arrays for output section
4309 and output offset.
4310 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4311 output_sections.
4312 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4313 output_sections and section_offsets.
4314 (Sized_relobj::write_local_symbols): Likewise.
4315 (map_to_kept_section): Compute output address directly.
4316 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4317 output_sections and section_offsets.
4318 (Sized_relobj::write_sections): Likewise.
4319 (Sized_relobj::relocate_sections): Likewise.
4320 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4321 * output.h (class Output_reloc): Update declarations. Change
4322 u2_.relobj to Sized_relobj*.
4323 (class Output_data_reloc): Change add functions to use
4324 Sized_relobj*.
4325 * output.cc (Output_reloc::Output_reloc): Change relobj to
4326 Sized_relobj*.
4327 (Output_reloc::local_section_offset): Change return type to
4328 Elf_Addr. Use get_output_section_offset.
4329 (Output_reloc::get_address): Likewise.
4330 (Output_section::is_input_address_mapped): Don't call
4331 is_section_specially_mapped.
4332 (Output_section::output_offset): Likewise.
4333 (Output_section::output_address): Likewise.
4334 (Output_section::starting_output_address): Likewise.
4335 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4336 parameter to Sized_relobj*.
4337 (Copy_relocs::need_copy_reloc): Likewise.
4338 (Copy_relocs::save): Likewise.
4339 * copy-relocs.h (class Copy_relocs): Update declarations.
4340 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4341 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4342 * target-reloc.h (relocate_for_relocatable): Change
4343 offset_in_output_section type to Elf_Addr. Change code that uses
4344 it as well.
4345 * layout.cc (Layout::layout): Always set *off.
4346 * mapfile.cc (Mapfile::print_input_section): Use
4347 output_section_offset.
4348 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4349 Sized_relobj*.
4350 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4351 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4352 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4353
5cb66f97
ILT		 43542008-07-03 Ian Lance Taylor <iant@google.com>
4355
4356 * layout.cc (Layout::include_section): Do not discard unrecognized
4357 SHT_STRTAB sections.
4358
afe47622
CS		 43592008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4360
4361 * script.cc (Lex::can_continue_name): Make '?' allowable in
4362 version-script names.
4363 * testsuite/version_script.map: Change glob pattern to use '?'
4364
5adf9721
ILT		 43652008-06-30 Manish Singh <yosh@gimp.org>
4366
4367 PR 6585
4368 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4369 Correct typo.
4370
e6fde208
ILT		 43712008-06-30 Ian Lance Taylor <iant@google.com>
4372
4373 PR 6660
4374 PR 6682
4375 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4376 versions]: Don't try to read the value in the contents, since we
4377 don't use it. Use the template endianness when writing.
4378
3f2e6a2d
CC		 43792008-06-25 Cary Coutant <ccoutant@google.com>
4380
4381 * fileread.cc (File_read::make_view): Assert on zero-length view.
4382 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4383 symbol table when there are no symbols to read.
4384
c43d3a48
CS		 43852008-06-23 Craig Silverstein <csilvers@google.com>
4386
4387 * version.cc (version_string): Bump to 1.7
4388
5f494ea0
CS		 43892008-06-18 Craig Silverstein <csilvers@google.com>
4390
4391 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4392 constant 0xFFFF to type Valtype.
4393 (Powerpc_relocate_functions::rel16_ha): Likewise.
4394
c42e122e
ILT		 43952008-06-17 Ian Lance Taylor <iant@google.com>
4396
f34787f8
ILT		 4397 * output.h (Output_section::Input_section): Initialize p2align_ to
4398 zero for Output_section_data constructors.
4399 (Output_section::Input_section::addralign): If not an input
4400 section, return the alignment of the Output_section_data.
4401 * testsuite/copy_test.cc: New file.
4402 * testsuite/copy_test_1.cc: New file.
4403 * testsuite/copy_test_2.cc: New file.
4404 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4405 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4406 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4407 (copy_test_1_pic.o, copy_test_1.so): New targets.
4408 (copy_test_2_pic.o, copy_test_2.so): New targets.
4409 * testsuite/Makefile.in: Rebuild.
4410
c42e122e
ILT		 4411 * script-sections.cc (Script_sections::place_orphan): Initialize
4412 local variable exact.
4413
ce3ac18a
DE		 44142008-06-13 David Edelsohn <edelsohn@gnu.org>
4415
4416 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4417
42cacb20
DE		 44182008-06-12 David Edelsohn <edelsohn@gnu.org>
4419 David S. Miller <davem@davemloft.net>
4420
4421 * powerpc.cc: New file.
4422 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4423 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4424 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4425 * Makefile.in: Rebuild.
4426
7b308235
ILT		 44272008-06-09 Ian Lance Taylor <iant@google.com>
4428
4429 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4430 <exception>.
4431 (throwing, orig_terminate): New static variables.
4432 (terminate_handler): New static function.
4433 (t2): Set terminate handler.
4434
f0b886e3
ILT		 44352008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4436
4437 PR 6584
cd536b21 4438 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4439 alignment.
4440
3e90f135
CC		 44412008-05-30 Cary Coutant <ccoutant@google.com>
4442
4443 * archive.cc (Archive::include_all_members) Correct to step
4444 over symbol table and extended name table in thin archives.
4445
e09ad04a
ILT		 44462008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4447
4448 PR 6407
4449 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4450 calculation.
4451
62b01cb5
ILT		 44522008-05-28 Caleb Howe <cshowe@google.com>
4453
4454 * reduced_debug_output.cc: New file.
4455 * reduced_debug_output.h: New file.
92de84a6 4456 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4457 * options.cc (General_options::finalize): Add strip_debug_non_line
4458 to the strip heirarchy.
4459 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4460 fields.
4461 * layout.cc: Include "reduced_debug_output.h".
4462 (Layout::Layout): Initialize new fields.
4463 (line_only_debug_sections): New static array.
4464 (is_lines_only_debug_sections): New static inline function.
4465 (Layout::include_section): Handle --strip-debug-non-line.
4466 (Layout::make_output_section): If --strip-debug-non-line, build
4467 new output sections for .debug_abbrev and .debug_info.
4468 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4469 gold. Warn about possible overflow.
4470 (read_signed_LEB_128): Likewise.
4471 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4472 (read_signed_LEB_128): Declare.
4473 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4474 (HFILES): Add reduced_debug_output.h.
4475 * Makefile.in: Rebuild.
4476
7d9e3d98
ILT		 44772008-05-21 Ian Lance Taylor <iant@google.com>
4478
4479 * mapfile.cc: New file.
4480 * mapfile.h: New file.
4481 * options.h (class General_options): Add -M/--print-map and -Map.
4482 * options.cc (General_options::finalize): Make -M equivalent to
4483 -Map -.
4484 * main.cc: Include <cstdio> and "mapfile.h".
4485 (main): Open mapfile if requested.
4486 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4487 constructor. Change caller.
4488 (queue_initial_tasks): Add mapfile parameter. Change caller.
4489 (queue_middle_tasks): Likewise.
4490 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4491 declarations.
4492 * archive.cc: Include "mapfile.h".
4493 (Archive::add_symbols): Add mapfile parameter. Change all
4494 callers. Pass mapfile, symbol, and reason to include_member.
4495 (Archive::include_all_members): Add mapfile parameter. Change all
4496 callers.
4497 (Archive::include_member): Add mapfile, sym, and why parameters.
4498 Change all callers. Report inclusion to map file.
4499 * archive.h: Include "fileread.h".
4500 (class Archive): Update declarations.
4501 (Archive::file): New const method.
4502 (class Add_archive_symbols): Add mapfile_ field. Update
4503 constructor. Change all callers.
4504 * readsyms.h (class Read_symbols): Likewise.
4505 (class Finish_group): Likewise.
4506 (class Read_script): Likewise.
4507 * common.cc: Include "mapfile.h".
4508 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4509 all callers.
4510 (Symbol_table::do_allocate_commons): Likewise.
4511 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4512 symbol allocation to mapfile.
4513 * common.h (class Allocate_commons_task): Add mapfile_ field.
4514 Update constructor. Change all callers.
4515 * symtab.h (class Symbol_table): Update declarations.
4516 * layout.cc: Include "mapfile.h".
4517 (Layout_task_runner::run): Print information to mapfile.
4518 (Layout::create_gold_note): Change Output_data_fixed_space to
4519 Output_data_zero_fill.
4520 (Layout::create_build_id): Likewise.
4521 (Layout::print_to_mapfile): New function.
4522 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4523 constructor. Change caller.
4524 (class Layout): Declare print_to_mapfile.
4525 * output.cc (Output_section::Input_section::print_to_mapfile): New
4526 function.
4527 (Output_section::add_input_section): If producing a map, always
4528 add to input_sections_ list.
4529 (Output_section::do_print_to_mapfile): New function.
4530 (Output_segment::print_sections_to_mapfile): New function.
4531 (Output_segment::print_section_list_to_mapfile): New function.
4532 * output.h: Include "mapfile.h".
4533 (Output_data::print_to_mapfile): New function.
4534 (Output_data::do_print_to_mapfile): New virtual function.
4535 (Output_segment_headers::do_print_to_mapfile): New function.
4536 (Output_file_header::do_print_to_mapfile): New function.
4537 (Output_data_const::do_print_to_mapfile): New function.
4538 (class Output_data_const_buffer): Add map_name_ field. Update
4539 constructor. Change all callers. Add do_print_to_mapfile
4540 function.
4541 (class Output_data_fixed_space): Likewise.
4542 (class Output_data_space): Likewise.
4543 (class Output_data_zero_fill): New class.
4544 (Output_data_strtab::do_print_to_mapfile): New function.
4545 (Output_data_reloc_base::do_print_to_mapfile): New function.
4546 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4547 (Output_data_group::do_print_to_mapfile): New function.
4548 (Output_data_got::do_print_to_mapfile): New function.
4549 (Output_data_dynamic::do_print_to_mapfile): New function.
4550 (Output_symtab_xindex::do_print_to_mapfile): New function.
4551 (class Output_section): Declare do_print_to_mapflie. Declare
4552 print_to_mapfile in Input_section.
4553 (class Output_segment): Declare new functions.
4554 * object.h (Sized_relobj::symbol_count): New function.
4555 * script-sections.cc
4556 (Output_section_element_dot_assignment::set_section_addresses):
4557 Change Output_data_fixed_space to Output_data_zero_fill.
4558 (Output_data_expression::do_print_to_mapfile): New function.
4559 * script.cc (read_input_script): Add mapfile parameter. Change
4560 all callers.
4561 * script.h (read_input_script): Update declaration.
4562 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4563 (Eh_frame::do_print_to_mapfile): New function.
4564 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4565 (Output_merge_string::do_print_to_mapfile): New function.
4566 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4567 function.
4568 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4569 function.
4570 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4571 function.
4572 * Makefile.am (CCFILES): Add mapfile.cc.
4573 (HFILES): Add mapfile.h.
4574 * Makefile.in: Rebuild.
4575
9f1d377b
ILT		 45762008-05-19 Ian Lance Taylor <iant@google.com>
4577
4578 * options.h (class General_options): Add -z relro.
4579 * layout.cc (Layout::Layout): Initialize relro_segment_.
4580 (Layout::add_output_section_data): Return the output section.
4581 (Layout::make_output_section): Rcognize relro sections and mark
4582 them appropriately.
4583 (Layout::attach_allocated_section_to_segment): Put relro sections
4584 in a PT_GNU_RELRO segment.
4585 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4586 section as relro.
4587 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4588 PT_TLS segments.
4589 (Layout::linkonce_mapping): Map d.rel.ro.local to
4590 .data.rel.ro.local.
4591 (Layout::output_section_name): Us .data.rel.ro.local for any
4592 section which begins with that.
4593 * layout.h (class Layout): Update add_output_section_data
4594 declaration. Add relro_segment_ field.
4595 * output.cc (Output_section::Output_section): Initialize is_relro_
4596 and is_relro_local_ fields.
4597 (Output_segment::add_output_section): Group relro sections.
4598 (Output_segment::is_first_section_relro): New function.
4599 (Output_segment::maximum_alignment): If there is a relro section,
4600 align the segment to the common page size.
4601 (Output_segment::set_section_addresses): Track whether we are
4602 looking at relro sections. If the last section is a relro
4603 section, align to the common page size.
4604 (Output_segment::set_section_list_addresses): Add in_relro
4605 parameter. Change all callers. Align to the page size when
4606 moving from relro to non-relro section.
4607 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4608 segment.
4609 * output.h (class Output_section): Add is_relro_ and
4610 is_relro_local_ fields.
4611 (Output_section::is_relro): New function.
4612 (Output_section::set_is_relro): New function.
4613 (Output_section::is_relro_local): New function.
4614 (Output_section::set_is_relro_local): New function.
4615 (class Output_segment): Update declarations.
4616 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4617 * sparc.cc (Target_sparc::got_section): Likewise.
4618 * x86_64.cc (Target_x86_64::got_section): Likewise.
4619 * testsuite/relro_test_main.cc: New file.
4620 * testsuite/relro_test.cc: New file.
4621 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4622 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4623 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4624 (relro_test.so, relro_test_pic.o): New targets.
4625 * testsuite/Makefile.in: Rebuild.
4626
a984ee1d
ILT		 46272008-05-16 Ian Lance Taylor <iant@google.com>
4628
01676dcd
ILT		 4629 * output.cc (Output_segment::add_output_section): Remove front
4630 parameter.
4631 * output.h (class Output_segment): Remove
4632 add_initial_output_section and overloaded add_output_section.
4633 Update declaration of remaining add_output_section.
4634 * layout.cc (Layout::create_interp): Call add_output_section
4635 rather than add_initial_output_section.
4636 (Layout::finish_dynamic_section): Likewise.
4637
497897f9
ILT		 4638 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4639 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4640 know the dynamic type.
4641 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4642 field. Initialize it in constructor.
4643 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4644 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4645 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4646 reloc.
4647
a984ee1d
ILT		 4648 * output.cc (Output_reloc::get_address): Change return type to
4649 Elf_Addr.
4650 * output.h (class Output_reloc): Update get_address declaration.
4651 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4652 for section addresses.
4653
55ba0940
ILT		 46542008-05-09 Ian Lance Taylor <iant@google.com>
4655
4656 PR 6493
4657 * gold.cc (gold_nomem): Use return value of write.
4658
75517b77
ILT		 46592008-05-08 Ian Lance Taylor <iant@google.com>
4660
4661 * symtab.c (Symbol::init_base_output_data): Add version
4662 parameter. Change all callers.
4663 (Symbol::init_base_output_segment): Likewise.
4664 (Symbol::init_base_constant): Likewise.
4665 (Symbol::init_base_undefined): Likewise.
4666 (Sized_symbol::init_output_data): Likewise.
4667 (Sized_symbol::init_output_segment): Likewise.
4668 (Sized_symbol::init_constant): Likewise.
4669 (Sized_symbol::init_undefined): Likewise.
4670 (Symbol_table::do_define_in_output_data): If the new symbol has a
4671 version, mark it as the default.
4672 (Symbol_table::do_define_in_output_segment): Likewise.
4673 (Symbol_table::do_define_as_constant): Likewise.
4674 * symtab.h (class Symbol): Update declarations.
4675 (class Sized_symbol): Likewise.
4676 * resolve.cc (Symbol::override_version): New function.
c42e122e 4677 (Symbol::override_base): Call override_version.
75517b77
ILT		 4678 (Symbol::override_base_with_special): Likewise.
4679 * testsuite/ver_script_8.script: New file.
4680 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4681 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4682 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4683 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4684
f1f70eae
ILT		 46852008-05-06 Ian Lance Taylor <iant@google.com>
4686
f3e9c5c5
ILT		 4687 PR 6049
4688 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4689 functions.
4690 (class General_options): Remove existing --undefined, and add
4691 --no-undefined instead. Add new --undefined as synonym for -u.
4692 * archive.cc (Archive::add_symbols): Check whether symbol was
4693 named with -u.
4694 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4695 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4696 all uses. Add IS_UNDEFINED. Update declarations to split
4697 different versions of init_base. Declare init_base_undefined.
4698 (Symbol::is_defined): Handle IS_UNDEFINED.
4699 (Symbol::is_undefined): Likewise.
4700 (Symbol::is_weak_undefined): Call is_undefined.
4701 (Symbol::is_absolute): Handle IS_CONSTANT.
4702 (class Sized_symbol): Update declarations to split different
4703 versions of init. Declare init_undefined.
4704 (class Symbol_table): Declare new functions.
4705 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4706 Change all callers.
4707 (Symbol::init_base_output_data): Likewise.
4708 (Symbol::init_base_output_segment): Likewise.
4709 (Symbol::init_base_constant): Likewise.
4710 (Symbol::init_base_undefined): New function.
4711 (Sized_symbol::init_object): Rename from init. Change all
4712 callers.
4713 (Sized_symbol::init_output_data): Likewise.
4714 (Sized_symbol::init_output_segment): Likewise.
4715 (Sized_symbol::init_constant): Likewise.
4716 (Sized_symbol::init_undefined): New function.
4717 (Symbol_table::add_undefined_symbols_from_command_line): New
4718 function.
4719 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4720 function.
4721 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4722 (Symbol::output_section): Likewise.
4723 (Symbol::set_output_section): Likewise.
4724 (Symbol_table::sized_finalize_symbol): Likewise.
4725 (Symbol_table::sized_write_globals): Likewise.
4726 * resolve.cc (Symbol_table::should_override): Likewise.
4727 (Symbol::override_base_with_special): Likewise.
4728
8bdcdf2c
ILT		 4729 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4730 symbol, change it to have default visibility.
4731 * testsuite/protected_1.cc: New file.
4732 * testsuite/protected_2.cc: New file.
4733 * testsuite/protected_3.cc: New file.
4734 * testsuite/protected_main_1.cc: New file.
4735 * testsuite/protected_main_2.cc: New file.
4736 * testsuite/protected_main_3.cc: New file.
4737 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4738 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4739 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4740 (protected_1.so): New target.
4741 (protected_1_pic.o, protected_2_pic.o): New targets.
4742 (protected_3_pic.o): New target.
4743 (check_PROGRAMS): Add protected_2.
4744 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4745 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4746 * testsuite/Makefile.in: Rebuild.
4747
2b706932
ILT		 4748 * options.h (DEFINE_var): Add set_user_set_##varname__.
4749 (DEFINE_bool_alias): New macro.
4750 (class General_options): Define -Bstatic using DEFINE_bool_alias
4751 rather than DEFINE_special. Add --undefined as an alias for -z
4752 defs.
4753 * options.cc (General_options::parse_Bstatic): Remove.
4754
d82a5bcc
ILT		 4755 * options.h (class General_options): Add --fatal-warnings.
4756 * main.cc (main): Implement --fatal-warnings.
4757 * errors.h (Errors::warning_count): New function.
4758
f1f70eae
ILT		 4759 * options.h (class General_options): Add -Bsymbolic-functions.
4760 * symtab.h (Symbol::is_preemptible): Check for
4761 -Bsymbolic-functions.
4762
8825ac63
ILT		 47632008-05-05 Ian Lance Taylor <iant@google.com>
4764
d98bc257
ILT		 4765 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4766 as noVARNAME rather than no-VARNAME.
4767 (class General_options): Add option -z combreloc.
4768 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4769 get_address.
4770 (Output_reloc::sort_before) [SHT_REL]: New function.
4771 (Output_reloc::sort_before) [SHT_RELA]: New function.
4772 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4773 Sort_relocs_comparison.
4774 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4775 parameter. Change all callers.
4776 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4777 sort_relocs parameter. Change all callers.
4778 * output.cc (Output_reloc::get_address): New function, broken out
4779 of write_rel.
4780 (Output_reloc::write_rel): Call it.
4781 (Output_reloc::compare): New function.
4782 (Output_data_reloc_base::do_write): Optionally sort relocs.
4783
60b2b4e7
ILT		 4784 * configure.ac: If targ_extra_obj is set, link it in.
4785 * configure.tgt: Initialize all variables.
4786 (x86_64*): Set targ_extra_obj and targ_extra_size.
4787 * configure: Rebuild.
4788
8825ac63
ILT		 4789 * object.cc (Sized_relobj::include_section_group): Adjust section
4790 indexes read from group data. Build vector to pass to
4791 layout_group.
4792 * layout.cc (Layout::layout_group): Add flags and shndxes
4793 parameters. Remove contents parameter. Change caller. Update
4794 explicit instantiations.
4795 * layout.h (class Layout): Update layout_group declaration.
4796 * output.cc (Output_data_group::Output_data_group): Add flags and
4797 input_shndxes parameters. Remove contents parameter. Change
4798 caller.
4799 (Output_data_group::do_write): Change input_sections_ to
4800 input_shndxes_.
4801 * output.h (class Output_data_group): Update constructor
4802 declaration. Rename input_sections_ to input_shndxes_.
4803 * testsuite/many_sections_test.cc: Add template.
4804
e94cf127
CC		 48052008-04-30 Cary Coutant <ccoutant@google.com>
4806
4418b2d5
CC		 4807 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4808
e94cf127
CC		 4809 * layout.cc (Layout::include_section): Refactored check for debug
4810 info section.
4811 (Layout::add_comdat): Add new parameters. Change type
4812 of signature parameter. Add object and shndx to signatures table.
4813 (Layout::find_kept_object): New function.
4814 * layout.h: Include <cstring>.
4815 (Layout::is_debug_info_section): New function.
4816 (Layout::add_comdat): Add new parameters.
4817 (Layout::find_kept_object): New function.
4818 (Layout::Kept_section): New struct.
4819 (Layout::Signatures): Change type of map range.
4820 * object.cc (Relobj::output_section_address): New function.
4821 (Sized_relobj::include_section_group): Add new parameters. Change
4822 calls to Layout::add_comdat. Change to build table of kept comdat
4823 groups and table mapping discarded sections to kept sections.
4824 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4825 (Sized_relobj::do_layout): Change calls to include_section_group and
4826 include_linkonce_section.
4827 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4828 value to zero when section is discarded.
4829 (Sized_relobj::map_to_kept_section): New function.
4830 * object.h (Relobj::output_section_address): New function.
4831 (Relobj::Comdat_group): New type.
4832 (Relobj::find_comdat_group): New function.
4833 (Relobj::Comdat_group_table): New type.
4834 (Relobj::Kept_comdat_section): New type.
4835 (Relobj::Kept_comdat_section_table): New type.
4836 (Relobj::add_comdat_group): New function.
4837 (Relobj::set_kept_comdat_section): New function.
4838 (Relobj::get_kept_comdat_section): New function.
4839 (Relobj::comdat_groups_): New field.
4840 (Relobj::kept_comdat_sections_): New field.
4841 (Symbol_value::input_value): Update comment.
4842 (Sized_relobj::map_to_kept_section) New function.
4843 (Sized_relobj::include_linkonce_section): Add new parameter.
4844 * target-reloc.h (Comdat_behavior): New type.
4845 (get_comdat_behavior): New function.
4846 (relocate_section): Add code to map a discarded section to the
4847 corresponding kept section when applying a relocation.
4848
e4e5049b
CS		 48492008-04-30 Craig Silverstein <csilvers@google.com>
4850
4851 * dwarf_reader.cc (next_generation_count): New static var.
4852 (Addr2line_cache_entry): New struct.
4853 (addr2line_cache): New static var.
4854 (Dwarf_line_info::one_addr2line): Added caching.
4855 (Dwarf_line_info::clear_addr2line_cache): New function.
4856 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4857 cache-size parameter.
4858 (Dwarf_line_info::one_addr2line_cache): New function.
4859 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4860 new cache-size argument to one_addr2line(), and clear cache.
4861
d09e9154
CC		 48622008-04-28 Cary Coutant <ccoutant@google.com>
4863
4864 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4865 R_386_PC8 relocations.
4866
7ef73768
ILT		 48672008-04-23 Ian Lance Taylor <iant@google.com>
4868
55438702
ILT		 4869 * object.cc (Sized_relobj::include_section_group): Check for
4870 invalid section group.
4871
c165fb93
ILT		 4872 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4873 header size.
4874
7ef73768
ILT		 4875 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4876 than read for file header.
4877 * archive.cc (Archive::include_member): Likewise.
4878
6194aaab
L		 48792008-04-23 Paolo Bonzini <bonzini@gnu.org>
4880
4881 * aclocal.m4: Regenerate.
4882 * configure: Regenerate.
4883
d491d34e
ILT		 48842008-04-19 Ian Lance Taylor <iant@google.com>
4885
5ea2bac6
ILT		 4886 * version.cc (version_string): Bump to 1.6.
4887
7bc3e21a
ILT		 4888 * testsuite/Makefile.am (many_sections_r_test): New target.
4889 (many_sections_r_test_SOURCES): Remove.
4890 (many_sections_r_test_DEPENDENCIES): Remove.
4891 (many_sections_r_test_LDFLAGS): Remove.
4892 (many_sections_r_test_LDADD): Remove.
4893
7fcd3aa9
ILT		 4894 * object.cc (Sized_relobj::do_add_symbols): Always pass
4895 local_symbol_count_ to add_from_relobj.
4896
4c94d6ae
ILT		 4897 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4898 every thousand variables.
4899 * testsuite/Makefile.in: Rebuild.
4900
d491d34e
ILT		 4901 * object.cc (Xindex::initialize_symtab_xindex): New function.
4902 (Xindex::read_symtab_xindex): New function.
4903 (Xindex::sym_xindex_to_shndx): New function.
4904 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4905 available.
4906 (Sized_relobj::do_initialize_xindex): New function.
4907 (Sized_relobj::do_read_symbols): Adjust section links.
4908 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4909 parameter. Change all callers.
4910 (Sized_relobj::include_section_group): Adjust section links and
4911 symbol section indexes.
4912 (Sized_relobj::do_layout): Adjust section links.
4913 (Sized_relobj::do_count_local_symbols): Adjust section links and
4914 symbol section indexes.
4915 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4916 ordinary and special symbols.
4917 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4918 dynsym_xindex parameters. Change all callers. Adjust section
4919 links. Use SHN_XINDEX when needed.
4920 (Sized_relobj::get_symbol_location_info): Adjust section links.
4921 Don't get fooled by special symbols.
4922 * object.h (class Xindex): Define.
4923 (class Object): Add xindex_ parameter. Declare virtual functoin
4924 do_initialize_xindex.
4925 (Object::adjust_sym_shndx): New function.
4926 (Object::set_xindex): New protected function.
4927 (class Symbol_value): Add is_ordinary_shndx_ field.
4928 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4929 (Symbol_value::value): Assert ordinary section.
4930 (Symbol_value::initialize_input_to_output_map): Likewise.
4931 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4932 Change all callers.
4933 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4934 all callers.
4935 (class Sized_relobj): Update declarations.
4936 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4937 parameter. Change all callers.
4938 (Sized_relobj::adjust_shndx): New function.
4939 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4940 field.
4941 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4942 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4943 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4944 (Sized_dynobj::read_dynsym_section): Adjust section links.
4945 (Sized_dynobj::read_dynamic): Likewise.
4946 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4947 section links.
4948 (Sized_dynobj::do_initialize_xindex): New function.
4949 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4950 do_initialize_xindex.
4951 (Sized_dynobj::adjust_shndx): New function.
4952 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4953 dynsym_xindex_ fields.
4954 (Layout::finalize): Add a call to set_section_indexes before
4955 creating the symtab sections.
4956 (Layout::set_section_indexes): Don't do anything if the section
4957 already has a section index.
4958 (Layout::create_symtab_sections): Add shnum parameter. Change
4959 caller. Create .symtab_shndx section if needed.
4960 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4961 caller.
4962 (Layout::allocated_output_section_count): New function.
4963 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4964 needed.
4965 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4966 fields. Update declarations.
4967 (Layout::symtab_xindex): New function.
4968 (Layout::dynsym_xindex): New function.
4969 (class Write_symbols_task): Add layout_ field.
4970 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4971 Change caller.
4972 * output.cc (Output_section_headers::Output_section_headers): Add
4973 shstrtab_section parameter. Change all callers.
4974 (Output_section_headers::do_sized_write): Store overflow values
4975 for section count and section string table section index in
4976 section header zero.
4977 (Output_file_header::do_sized_write): Check for overflow of
4978 section count and section string table section index.
4979 (Output_symtab_xindex::do_write): New function.
4980 (Output_symtab_xindex::endian_do_write): New function.
4981 * output.h (class Output_section_headers): Add shstrtab_section_.
4982 Update declarations.
4983 (class Output_symtab_xindex): Define.
4984 (Output_section::has_out_shndx): New function.
4985 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4986 field.
4987 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4988 Change all callers.
4989 (Sized_symbol::init): Likewise.
4990 (Symbol::output_section): Check for ordinary symbol.
4991 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4992 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4993 callers.
4994 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4995 Change all callers. Simplify handling of symbols from sections
4996 not included in the link.
4997 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4998 distinction.
4999 (Weak_alias_sorter::operator()): Assert that symbols are
5000 ordinary.
5001 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5002 distinction.
5003 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5004 parameters. Change all callers.
5005 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5006 symbol distinction. Use SHN_XINDEX when needed.
5007 (Symbol_table::write_section_symbol): Add symtab_xindex
5008 parameter. Change all callers.
5009 (Symbol_table::sized_write_section_symbol): Likewise. Use
5010 SHN_XINDEX when needed.
5011 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5012 declarations.
5013 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5014 (Symbol::is_defined): Check is_ordinary.
5015 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5016 (Symbol::is_absolute, Symbol::is_common): Likewise.
5017 (class Sized_symbol): Update declarations.
5018 (class Symbol_table): Update declarations.
5019 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5020 parameters. Change all callers.
5021 (Sized_symbol::override): Likewise.
5022 (Symbol_table::override): Likewise.
5023 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5024 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5025 is_ordinary, and orig_st_shndx parameters. Change all callers.
5026 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5027 to be in an ordinary section.
5028 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5029 object and is_ordinary parameters. Change all callers.
5030 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5031 Change all callers. Don't add undefined or non-ordinary symbols
5032 to reloc_map_.
5033 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5034 Change all callers.
5035 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5036 declarations.
5037 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5038 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5039 (Sized_relobj::relocate_sections): Likewise.
5040 * target-reloc.h (scan_relocs): Adjust section symbol index.
5041 (scan_relocatable_relocs): Likewise.
5042 * i386.cc (Scan::local): Check for ordinary symbols.
5043 * sparc.cc (Scan::local): Likewise.
5044 * x86_64.cc (Scan::local): Likewise.
5045 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5046 to symbol_section_and_value.
5047 * testsuite/many_sections_test.cc: New file.
5048 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5049 (check_PROGRAMS): Add many_sections_test.
5050 (many_sections_test_SOURCES): Define.
5051 (many_sections_test_DEPENDENCIES): Define.
5052 (many_sections_test_LDFLAGS): Define.
5053 (BUILT_SOURCES): Add many_sections_define.h.
5054 (many_sections_define.h): New target.
5055 (BUILT_SOURCES): Add many_sections_check.h.
5056 (many_sections_check.h): New target.
5057 (check_PROGRAMS): Add many_sections_r_test.
5058 (many_sections_r_test_SOURCES): Define.
5059 (many_sections_r_test_DEPENDENCIES): Define.
5060 (many_sections_r_test_LDFLAGS): Define.
5061 (many_sections_r_test_LDADD): Define.
5062 (many_sections_r_test.o): New target.
5063 * testsuite/Makefile.in: Rebuild.
5064
c5818ff1
CC		 50652008-04-17 Cary Coutant <ccoutant@google.com>
5066
5067 * errors.cc (Errors::info): New function.
5068 (gold_info): New function.
5069 * errors.h (Errors::info): New function.
5070 * gold.h (gold_info): New function.
5071 * object.cc (Input_objects::add_object): Print trace output.
5072 * options.cc (options::parse_set): New function.
5073 (General_options::parse_wrap): Deleted.
5074 (General_options::General_options): Deleted initializer.
5075 * options.h (options::String_set): New typedef.
5076 (options::parse_set): New function.
5077 (DEFINE_set): New macro.
5078 (General_options::wrap): Changed to use DEFINE_set. Changed
5079 callers of any_wrap_symbols and is_wrap_symbol.
5080 (General_options::trace, General_options::trace_symbol):
5081 New options.
5082 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5083 (General_options::wrap_symbols_): Deleted.
5084 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5085
b5be4a7c
DM		 50862008-04-17 David S. Miller <davem@davemloft.net>
5087
5088 * options.cc (General_options::parse_V): New function.
5089 * options.h: Add entries for -V and -Qy.
5090
155a0dd7
ILT		 50912008-04-17 Ian Lance Taylor <iant@google.com>
5092
5093 * common.cc (Symbol_table::allocate_commons): Remove options
5094 parameter. Change caller.
5095 (Symbol_table::do_allocate_commons): Remove options parameter.
5096 Change caller. Just call do_allocate_commons_list twice.
5097 (Symbol_table::do_allocate_commons_list): New function, broken out
5098 of do_allocate_commons.
5099 * common.h (class Allocate_commons_task): Remove options_ field.
5100 Update constructor.
5101 * symtab.cc (Symbol_table::Symbol_table): Initialize
5102 tls_commons_.
5103 (Symbol_table::add_from_object): Put TLS common symbols on
5104 tls_commons_ list.
5105 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5106 which are IN_OUTPUT_DATA.
5107 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5108 allocate_commons and do_allocate_commons declarations. Declare
5109 do_allocate_commons_list.
5110 * gold.cc (queue_middle_tasks): Update creation of
5111 Allocate_commons_task to not pass options.
5112 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5113 (TLS_TEST_C_FLAGS): New variable.
5114 (tls_test_c_pic.o): New target.
5115 (tls_test_shared.so): Link in tls_test_c_pic.o.
5116 (tls_test_c_pic_ie.o): New target.
5117 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5118 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5119 (tls_test_c.o): New target.
5120 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5121 (tls_pic_test_LDADD): Likewise.
5122 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5123 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5124 (tls_test_c_gnu2.o): New target.
5125 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5126 tls_test_c_gnu2.o.
5127 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5128 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5129 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5130 * testsuite/tls_test.cc: Include "config.h".
5131 (t_last): Call t11_last.
5132 * testsuite/tls_test.h (t11, t11_last): Declare.
5133 * testsuite/tls_test_c.c: New file.
5134 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5135 * configure.ac: Check for OpenMP support.
5136 * configure, config.in, Makefile.in: Rebuild.
5137 * testsuite/Makefile.in: Rebuild.
5138
edfbb029
CC		 51392008-04-16 Cary Coutant <ccoutant@google.com>
5140
5141 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5142 (Target_i386::tls_base_symbol_defined_): New field.
5143 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5144 (Target_i386::Scan::global): Likewise.
5145 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5146 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5147 (Target_x86_64::tls_base_symbol_defined_): New field.
5148 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5149 (Target_x86_64::Scan::global): Likewise.
5150
f3c69fca
CC		 51512008-04-16 Cary Coutant <ccoutant@google.com>
5152
5153 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5154 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5155 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5156 building shared libraries.
5157 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5158 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5159 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5160 * testsuite/Makefile.in: Rebuild.
5161 * testsuite/weak_undef.h: New file.
5162 * testsuite/weak_undef_file1.cc: Add extra test cases.
5163 * testsuite/weak_undef_file2.cc: Likewise.
5164 * testsuite/weak_undef_test.cc: Likewise.
5165
7c414435
DM		 51662008-04-16 David S. Miller <davem@davemloft.net>
5167
32b769e1
DM		 5168 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5169 Add issued_non_pic_error_ field. Declare check_non_pic.
5170 (Target_sparc::Scan::check_non_pic): New function.
5171 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5172 (Target_sparc::Scan::global): Likewise.
5173
11936fb1
DM		 5174 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5175 * configure: Rebuild.
5176
7c414435
DM		 5177 * options.h (DEFINE_enable): New macro.
5178 (new_dtags): New enable option.
5179 (initfirst, interpose, loadfltr, nodefaultlib,
5180 nodelete, nodlopen, nodump): New -z options.
5181 * layout.cc (Layout:finish_dynamic_section): If new
5182 dtags enabled, emit DT_RUNPATH. Also, emit a
5183 DT_FLAGS_1 containing any specified -z flags.
5184
85c7bf8b
ILT		 51852008-04-16 Ian Lance Taylor <iant@google.com>
5186
12c0daef
ILT		 5187 * copy-relocs.cc: New file.
5188 * copy-relocs.h: New file.
5189 * reloc.cc: Remove Copy_relocs code.
5190 * reloc.h: Likewise.
5191 * reloc-types.h (struct Reloc_types) [both versions]: Add
5192 get_reloc_addend_noerror.
5193 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5194 variants of add_global which take an addend which must be zero.
5195 * i386.cc: Include "copy-relocs.h".
5196 (class Target_i386): Change type of copy_relocs_ to variable,
5197 update initializer.
5198 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5199 Change all callers.
5200 (Target_i386::do_finalize_sections): Change handling of
5201 copy_relocs_.
5202 * sparc.cc: Include "copy-relocs.h".
5203 (class Target_sparc): Change type of copy_relocs_ to variable,
5204 update initializer.
5205 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5206 Change all callers.
5207 (Target_sparc::do_finalize_sections): Change handling of
5208 copy_relocs_.
5209 * x86_64.cc: Include "copy-relocs.h".
5210 (class Target_x86_64): Change type of copy_relocs_ to variable,
5211 update initializer.
5212 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5213 class. Change all callers.
5214 (Target_x86_64::do_finalize_sections): Change handling of
5215 copy_relocs_.
5216 * Makefile.am (CCFILES): Add copy-relocs.cc.
5217 (HFILES): Add copy-relocs.h.
5218
4f4995b6
ILT		 5219 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5220
85c7bf8b
ILT		 5221 * testsuite/script_test_4.sh: Permit leading zeroes.
5222
4f2a9edd
ILT		 52232008-04-15 Ian Lance Taylor <iant@google.com>
5224
e6188289
ILT		 5225 * script-sections.cc (Script_sections::create_segments): Use
5226 header_size_adjustment even when there is enough room for the
5227 headers.
5228 * testsuite/script_test_4.sh: New file.
5229 * testsuite/script_test_4.t: New file.
5230 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5231 (check_DATA): Add script_test_4.stdout.
5232 (MOSTLYCLEANFILES): Likewise.
5233 (script_test_4): New target.
5234 (script_test_4.stdout): New target.
5235 * testsuite/Makefile.in: Rebuild.
5236
4f2a9edd
ILT		 5237 * sparc.cc: Add definitions for Output_data_plt_sparc class
5238 constants.
5239
f5314dd5
DM		 52402008-04-14 David S. Miller <davem@davemloft.net>
5241
5242 * sparc.cc: New file.
5243 * Makefile.am (TARGETSOURCES): Add sparc.cc
5244 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5245 * configure.tgt: Document targ_extra_size and
5246 targ_extra_big_endian. Add entries for sparc-* and
5247 sparc64-*.
5248 * configure.ac: Handle targ_extra_size and
5249 targ_extra_big_endian.
5250 * Makefile.in: Rebuild.
5251 * configure: Likewise.
5252 * po/POTFILES.in: Likewise.
5253 * po/gold.pot: Likewise.
5254
154e0e9a
ILT		 52552008-04-14 Ian Lance Taylor <iant@google.com>
5256
5257 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5258 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5259 in the name/type/flags to section mapping. Don't call
5260 allocate_output_section.
5261 (Layout::choose_output_section): Change parameter from adjust_name
5262 to is_input_section. Don't permit input sections after sections
5263 are attached to segments. Don't call allocate_output_section.
5264 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5265 not write_enable_output_section.
5266 (Layout::make_output_section): Don't push to
5267 unattached_section_list_ nor call attach_to_segment. Call
5268 attach_section_to_segment if sections are attached.
5269 (Layout::attach_sections_to_segments): New function.
5270 (Layout::attach_section_to_segment): New function.
5271 (Layout::attach_allocated_section_to_segment): Rename from
5272 attach_to_segment. Remove flags parameter.
5273 (Layout::allocate_output_section): Remove function.
5274 (Layout::write_enable_output_section): Remove function.
5275 * layout.h (class Layout): Update for above changes. Add new
5276 field sections_are_attached_.
5277 * output.h (Output_section::update_flags_for_input_section): New
5278 function.
5279 * output.cc (Output_section::add_input_section): Call
5280 update_flags_for_input_section.
5281 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5282
009a67a2
CC		 52832008-04-11 Cary Coutant <ccoutant@google.com>
5284
5285 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5286 thought unnecessary.
5287 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5288
759b1a24
ILT		 52892008-04-11 Ian Lance Taylor <iant@google.com>
5290
5291 * output.h (class Output_section_data): Remove inline definition
5292 of set_addralign.
5293 * output.cc (Output_section_data::set_addralign): New function.
5294
c2b45e22
CC		 52952008-04-11 Cary Coutant <ccoutant@google.com>
5296
5297 Add support for TLS descriptors for i386 and x86_64.
5298 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5299 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5300 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5301 GOT_TYPE_TLS_DESC.
5302 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5303 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5304 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5305 relocations.
5306 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5307 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5308 Fix problem with initial-exec relocations.
5309 (Target_i386::Relocate::relocate_tls): Likewise.
5310 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5311 relaxation.
5312 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5313 support for section-plus-offset dynamic table entries.
5314 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5315 (Output_data_dynamic::Dynamic_entry): Add support for
5316 section-plus-offset dynamic table entries.
5317 (Output_data_dynamic::Classification): Likewise.
5318 (Output_data_dynamic::classification_): Renamed offset_.
5319 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5320 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5321 (Target_x86_64::make_plt_section): New function.
5322 (Target_x86_64::reserve_tlsdesc_entries): New function.
5323 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5324 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5325 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5326 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5327 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5328 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5329 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5330 add extra PLT entry for TLS descriptors.
5331 (Output_data_plt_x86_64::got_): New field.
5332 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5333 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5334 fields.
5335 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5336 descriptors.
5337 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5338 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5339 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5340 R_386_TLS_DESC_CALL relocations.
5341 (Target_x86_64::Scan::global): Likewise.
5342 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5343 for TLS descriptors.
5344 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5345 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5346 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5347 GD-to-IE relaxation.
5348 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5349 and TLS_DESCRIPTORS.
5350 * Makefile.in: Rebuild.
5351 * configure: Rebuild.
5352 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5353 (tls_test_shared2.so): New target.
5354 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5355 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5356 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5357 (tls_shared_gd_to_ie_test_LDADD): New variable.
5358 (tls_shared_gnu2_gd_to_ie_test): New target.
5359 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5360 New targets.
5361 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5362 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5363 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5364 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5365 (tls_shared_gnu2_test): New target.
5366 (tls_test_gnu2_shared.so): New target.
5367 (tls_shared_gnu2_test_SOURCES): New variable.
5368 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5369 (tls_shared_gnu2_test_LDFLAGS): New variable.
5370 (tls_shared_gnu2_test_LDADD): New variable.
5371 * testsuite/Makefile.in: Rebuild.
5372 * testsuite/Makefile.
5373
83bfb6b7
ILT		 53742008-04-11 Ian Lance Taylor <iant@google.com>
5375
5376 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5377 justsyms.t.
5378 * testsuite/Makefile.in: Rebuild.
5379
5380 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5381 long.
5382 * testsuite/script_test_2.cc (main): Adjust test.
5383
706e1f5e
ILT		 53842008-04-11 David S. Miller <davem@davemloft.net>
5385 Ian Lance Taylor <iant@google.com>
5386
5387 * options.h (General_options): Add entries for '-Y' and
5388 '-relax'.
5389 * options.cc (General_options:finalize): If -Y was used, add those
5390 entries to the library path instead of the default "/lib" and
5391 "/usr/lib".
5392
7c98e6bb
DM		 53932008-04-11 David S. Miller <davem@davemloft.net>
5394
5395 * testsuite/justsyms.t: Start at 0x100.
5396 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5397 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5398 long.
5399 * testsuite/script_test_2.cc: Adjust string and section length
5400 checks.
7c98e6bb 5401
99a37bfd
ILT		 54022008-04-09 Ian Lance Taylor <iant@google.com>
5403
2cefc357
ILT		 5404 PR gold/5996
5405 * script-sections.cc (Sections_element::allocate_to_segment): Add
5406 orphan parameter.
5407 (Output_section_definition::allocate_to_segment): Likewise.
5408 (Orphan_output_section::allocate_to_segment): Likewise.
5409 (Script_sections::attach_sections_using_phdrs_clause): Don't
5410 propagate non-PT_LOAD segments to orphan sections.
5411 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5412 readelf rather than objdump.
5413 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5414 .interp section and PT_INTERP segment are the same size.
5415 * testsuite/Makefile.in: Rebuild.
5416
99a37bfd
ILT		 5417 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5418 aliases for symbols defined in the same object.
5419 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5420 (weak_alias_test_SOURCES): New variable.
5421 (weak_alias_test_DEPENDENCIES): New variable.
5422 (weak_alias_test_LDFLAGS): New variable.
5423 (weak_alias_test_LDADD): New variable.
5424 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5425 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5426 (weak_alias_test_3.o): New target.
5427 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5428 * testsuite/weak_alias_test_main.cc: New file.
5429 * testsuite/weak_alias_test_1.cc: New file.
5430 * testsuite/weak_alias_test_2.cc: New file.
5431 * testsuite/weak_alias_test_3.cc: New file.
5432
780e49c5
ILT		 54332008-04-08 Ian Lance Taylor <iant@google.com>
5434
cdb0b8f5
ILT		 5435 * options.h (class General_options): Add --noinhibit-exec option.
5436 * main.cc (main): Check --noinhibit-exec.
5437
0864d551
ILT		 5438 * options.h (class General_options): Define --wrap as a special
5439 option. Add wrap_symbols_ field.
5440 (General_options::any_wrap_symbols): New function.
5441 (General_options::is_wrap_symbol): New function.
5442 * options.cc (General_options::parse_wrap): New function.
5443 (General_options::General_options): Initialize wrap_symbols_.
5444 * symtab.cc (Symbol_table::wrap_symbol): New function.
5445 (Symbol_table::add_from_object): Handle --wrap.
5446 * symtab.h (class Symbol_table): Declare wrap_symbol.
5447 * target.h (Target::wrap_char): New function.
5448 (Target::Target_info): Add wrap_char field.
5449 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5450 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5451 * testsuite/testfile.cc (Target_test::test_target_info):
5452 Likewise.
5453
789aa6de
ILT		 5454 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5455 there is one.
5456
2c38906f
ILT		 5457 * layout.h (class Layout): Add added_eh_frame_data_ field.
5458 * layout.cc (Layout::Layout): Initialize new field.
5459 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5460 output section until we find a section we merged successfully.
5461 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5462 that the size be non-zero.
5463
780e49c5
ILT		 5464 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5465 qualifier.
5466
7fcd0256
ILT		 54672008-04-08 Craig Silverstein <csilvers@google.com>
5468
5469 * configure.ac: Export new conditional variable HAVE_ZLIB.
5470 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5471 on HAVE_ZLIB.
5472 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5473 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5474
6835af53
ILT		 54752008-04-07 Ian Lance Taylor <iant@google.com>
5476
e24f324c
ILT		 5477 * version.cc (version_string): Set to "1.5".
5478
a036edd8
ILT		 5479 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5480 Add issued_non_pic_error_ field. Declare check_non_pic.
5481 (Target_x86_64::Scan::check_non_pic): New function.
5482 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5483 (Target_x86_64::Scan::global): Likewise.
5484
624f8810
ILT		 5485 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5486 addend parameter. Change caller. Handle merge sections.
5487 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5488 Address to Addend. Don't add in the result of
5489 local_section_offset, pass down the addend and use the returned
5490 value.
5491 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5492 Update declarations of local_section_offset and symbol_value.
5493 * testsuite/two_file_test_1.cc (t18): New function.
5494 * testsuite/two_file_test_2.cc (f18): New function.
5495 * testsuite/two_file_test_main.cc (main): Call t18.
5496 * testsuite/two_file_test.h (t18, f18): Declare.
5497
6835af53
ILT		 5498 * configure.ac: Don't test for objdump, c++filt, or readelf.
5499 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5500 conditionals.
5501 (TEST_READELF): New variable.
5502 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5503 (check_PROGRAMS): Add two_file_strip_test.
5504 (two_file_strip_test): New target.
5505 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5506 (two_file_same_shared_strip_test_SOURCES): New variable.
5507 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5508 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5509 (two_file_same_shared_strip_test_LDADD): New variable.
5510 (two_file_shared_strip.so): New target.
5511 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5512 (ver_test_5.syms, ver_test_7.syms): Likewise.
5513 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5514 (strip_test_3.stdout): Use TEST_OBJDUMP.
5515 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5516
86925eef
CC		 55172008-04-04 Cary Coutant <ccoutant@google.com>
5518
5519 * symtab.h (Symbol::is_weak_undefined): New function.
5520 (Symbol::is_strong_undefined): New function.
5521 (Symbol::is_absolute): New function.
5522 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5523 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5524 absolute symbols.
5525 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5526 (weak_undef_test): New target.
5527 * testsuite/Makefile.in: Rebuild.
5528 * testsuite/weak_undef_file1.cc: New file.
5529 * testsuite/weak_undef_file2.cc: New file.
5530 * testsuite/weak_undef_test.cc: New file.
5531
126f3ece
ILT		 55322008-04-03 Craig Silverstein <csilvers@google.com>
5533
5534 * compressed_output.h (class Output_compressed_section): Use
5535 unsigned buffer.
5536 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5537 add zlib header.
5538 (zlib_compressed_suffix): Removed.
5539 (Output_compressed_section::set_final_data_size): Use unsigned
5540 buffers.
5541 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5542 Fix linker invocation.
5543 (flagstest_o_specialfile_and_compress_debug_sections):
5544 Likewise.
5545 * testsuite/Makefile.in: Regenerated.
5546
deae2a14
DM		 55472008-04-02 David S. Miller <davem@davemloft.net>
5548
5549 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5550 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5551
70752818
ILT		 55522008-04-02 Craig Silverstein <csilvers@google.com>
5553
5554 * TODO: New file.
5555
39d0cb0e
ILT		 55562008-04-02 Ian Lance Taylor <iant@google.com>
5557
5558 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5559 parameters. Update for new key type to views_. Change all
5560 callers.
5561 (File_read::read): Adjust for byteshift in returned view.
5562 (File_read::add_view): New function, broken out of
5563 find_and_make_view.
5564 (File_read::make_view): New function, broken out of
5565 find_and_make_view.
5566 (File_read::find_or_make_view): Add offset and aligned
5567 parameters. Rewrite accordingly. Change all callers.
5568 (File_read::get_view): Add offset and aligned parameters. Adjust
5569 for byteshift in return value.
5570 (File_read::get_lasting_view): Likewise.
5571 * fileread.h (class File_read): Update declarations.
5572 (class File_read::View): Add byteshift_ field. Add byteshift to
5573 constructor. Add byteshift method.
5574 * archive.h (Archive::clear_uncached_views): New function.
5575 (Archive::get_view): Add aligned parameter. Change all callers.
5576 * object.h (Object::get_view): Add aligned parameter. Change all
5577 callers.
5578 (Object::get_lasting_view): Likewise.
5579
5580 * fileread.cc (File_read::release): Don't call clear_views if
5581 there are multiple objects.
5582 * fileread.h (File_read::clear_uncached_views): New function.
5583 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5584 on the archive.
5585
a1207466
CC		 55862008-03-31 Cary Coutant <ccoutant@google.com>
5587
5588 Add thin archive support.
5589 * archive.cc (Archive::armagt): New const.
5590 (Archive::setup): Remove task parameter and calls to unlock.
5591 (Archive::unlock_nested_archives): New function.
5592 (Archive::read_header): Add nested_off parameter. Change
5593 all callers.
5594 (Archive::interpret_header): Likewise.
5595 (Archive::include_all_members): Change to handle thin
5596 archives.
5597 (Archive::include_member): Likewise.
5598 * archive.h (Archive::Archive): Add new parameters and
5599 initializers.
5600 (Archive::armagt): New const.
5601 (Archive::setup): Remove task parameter.
5602 (Archive::unlock_nested_archives): New function.
5603 (Archive::read_header): Add nested_off parameter.
5604 (Archive::interpret_header): Likewise.
5605 (Archive::Nested_archive_table): New typedef.
5606 (Archive::is_thin_archive_): New field.
5607 (Archive::nested_archives_): New field.
5608 (Archive::options_): New field.
5609 (Archive::dirpath_): New field.
5610 (Archive::task_): New field.
5611 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5612 for thin archives. Pass additional parameters to
5613 Archive::Archive. Unlock the archive file after calling
5614 Archive::setup.
cd536b21 5615
479f6503
ILT		 56162008-03-29 Ian Lance Taylor <iant@google.com>
5617
686c8caf
ILT		 5618 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5619 version symbol to be local.
5620 * testsuite/ver_test_4.sh: New file.
5621 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5622 (check_DATA): Add ver_test_4.syms.
5623 (ver_test_4.syms): New target.
5624 * testsuite/Makefile.in: Rebuild.
5625
ab794b6b
ILT		 5626 * output.cc
5627 (Output_section::Input_section_sort_entry::has_priority): New
5628 function.
5629 (Output_section::Input_section_sort_entry::match_file_name): New
5630 function.
5631 (Output_section::Input_section_sort_entry::match_section_name):
5632 Remove.
5633 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5634 Remove.
5635 (Output_section::Input_section_sort_entry::match_section_file):
5636 Remove.
5637 (Output_section::Input_section_sort_compare::operator()): Rewrite
5638 using new Input_section_sort_entry functions. Sort crtbegin and
5639 crtend first. Sort sections with no priority before sections with
5640 a priority.
5641 * testsuite/initpri1.c (d3): Check j != 4.
5642 (cd5): New constructor/destructor function.
5643 (main): Check j != 2.
5644
479f6503
ILT		 5645 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5646 new symbol when resolving, don't call set_is_default.
5647 * testsuite/ver_test_7.cc: New file.
5648 * testsuite/ver_test_7.sh: New file.
5649 * testsuite/Makefile.am (ver_test_7.so): New target.
5650 (ver_test_7.o): New target.
5651 (check_SCRIPTS): Add ver_test_7.sh.
5652 (check_DATA): Add ver_test_7.syms.
5653 (ver_test_7.syms): New target.
5654
2fd32231
ILT		 56552008-03-28 Ian Lance Taylor <iant@google.com>
5656
5657 * layout.cc (Layout::layout): If we see an input section with a
5658 name that needs sorting, set the must_sort flag for the output
5659 section.
5660 (Layout::make_output_section): If the name of the output section
5661 indicates that it might require sorting, set the may_sort flag.
5662 * output.h (Output_section::may_sort_attached_input_sections): New
5663 function.
5664 (Output_section::set_may_sort_attached_input_sections): New
5665 function.
5666 (Output_section::must_sort_attached_input_sections): New
5667 function.
5668 (Output_section::set_must_sort_attached_input_sections): New
5669 function.
5670 (class Output_section): Declare Input_section_sort_entry. Define
5671 Input_section_sort_compare. Declare
5672 sort_attached_input_sections. Add new fields:
5673 may_sort_attached_input_sections_,
5674 must_sort_attached_input_sections_,
5675 attached_input_sections_are_sorted_.
5676 * output.cc (Output_section::Output_section): Initialize new
5677 fields.
5678 (Output_section::add_input_section): Add an entry to
5679 input_sections_ if may_sort or must_sort are true.
5680 (Output_section::set_final_data_size): Call
5681 sort_attached_input_sections if necessary.
5682 (Output_section::Input_section_sort_entry): Define new class.
5683 (Output_section::Input_section_sort_compare::operator()): New
5684 function.
5685 (Output_section::sort_attached_input_sections): New function.
5686 * configure.ac: Check whether the compiler supports constructor
5687 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5688 * testsuite/initpri1.c: New file.
5689 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5690 CONSTRUCTOR_PRIORITY.
5691 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5692 (initpri1_LDFLAGS): New variable.
5693 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5694
18e6b24e
ILT		 56952008-03-27 Ian Lance Taylor <iant@google.com>
5696
49bdd526
ILT		 5697 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5698 * testsuite/common_test_1.c: New file.
5699 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5700 (common_test_1_SOURCES): New variable.
5701 (common_test_1_DEPENDENCIES): New variable.
5702 (common_test_1_LDFLAGS): New variable.
5703
18e6b24e
ILT		 5704 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5705 and commons_ correctly when NAME/VERSION does not override
5706 NAME/NULL.
5707 * testsuite/ver_test_6.c: New file.
5708 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5709 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5710 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5711
04bf7072
ILT		 57122008-03-26 Ian Lance Taylor <iant@google.com>
5713
5871526f
ILT		 5714 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5715 of an undefined symbol from a version script.
5716 * testsuite/Makefile.am (ver_test_5.so): New target.
5717 (ver_test_5.o): New target.
5718 (check_SCRIPTS): Add ver_test_5.sh.
5719 (check_DATA): Add ver_test_5.syms.
5720 (ver_test_5.syms): New target.
5721 * testsuite/ver_test_5.cc: New file.
5722 * testsuite/ver_test_5.script: New file.
5723 * testsuite/ver_test_5.sh: New file.
5724 * Makefile.in, testsuite/Makefile.in: Rebuild.
5725
04bf7072
ILT		 5726 PR gold/5986
5727 Fix problems building gold with gcc 4.3.0.
5728 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5729 (gold_error_at_location, gold_warning_at_location): Use it.
5730 * configure.ac: Check whether we can compile and use a template
5731 function with a printf attribute.
5732 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5733 when jumping over bytes.
5734 * object.cc: Instantiate Object::read_section_data.
5735 * debug.h: Include <cstring>
5736 * dwarf_reader.cc: Include <algorithm>
5737 * main.cc: Include <cstring>.
5738 * options.cc: Include <cstring>.
5739 * output.cc: Include <cstring>.
5740 * script.cc: Include <cstring>.
5741 * script.h: Include <string>.
5742 * symtab.cc: Include <cstring> and <algorithm>.
5743 * target-select.cc: Include <cstring>.
5744 * version.cc: Include <string>.
5745 * testsuite/testmain.cc: Include <cstdlib>.
5746 * configure, config.in: Rebuild.
5747
874c5b28
ILT		 57482008-03-25 Ian Lance Taylor <iant@google.com>
5749
819d6c3a
ILT		 5750 * options.cc: Include "../bfd/bfdver.h".
5751 (options::help): Print bug reporting address.
5752
f4b2c6f5
ILT		 5753 * version.cc (print_version): Adjust output for current value of
5754 BFD_VERSION_STRING.
5755
5756 * NEWS: New file.
5757
e96caa79
ILT		 5758 * options.cc (options::help): Print list of supported targets.
5759 * target-select.h: Include <vector>.
5760 (class Target_selector): Make machine_, size_, and is_big_endian_
5761 fields const. Add bfd_name_ and instantiated_target_ fields.
5762 (Target_selector::Target_selector): Add bfd_name parameter.
5763 (Target_selector::recognize): Make non-virtual, call
5764 do_recognize.
5765 (Target_selector::recognize_by_name): Make non-virtual, call
5766 do_recognize_by_name.
5767 (Target_selector::supported_names): New function.
5768 (Target_selector::bfd_name): New function.
5769 (Target_selector::do_instantiate_target): New pure virtual
5770 function.
5771 (Target_selector::do_recognize): New virtual function.
5772 (Target_selector::do_recognize_by_name): New virtual function.
5773 (Target_selector::instantiate_target): New private function.
5774 (supported_target_names): Declare.
5775 * target-select.cc (Target_selector::Target_selector): Update for
5776 new parameter and fields.
5777 (select_target_by_name): Check that the name matches before
5778 calling recognize_by_name.
5779 (supported_target_names): New function.
5780 * i386.cc (class Target_selector_i386): Update Target_selector
5781 constructor call. Remove recognize and recognize_by_name. Add
5782 do_instantiate_target.
5783 * x86_64.cc (class Target_selector_x86_64): Likewise.
5784 * testsuite/testfile.cc (class Target_selector_test): Update for
5785 changes to Target_selector.
5786
874c5b28
ILT		 5787 * README: Rewrite, with some notes on unsupported features.
5788
0a65a3a7
CC		 57892008-03-24 Cary Coutant <ccoutant@google.com>
5790
5791 * i386.cc (Target_i386::Got_type): New enum declaration.
5792 (Target_i386::Scan::local): Updated callers of Output_data_got
5793 member functions.
5794 (Target_i386::Scan::global): Likewise.
5795 (Target_i386::Relocate::relocate): Likewise.
5796 (Target_i386::Relocate::relocate_tls): Likewise.
5797 * object.h (Got_offset_list): New class.
5798 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5799 (Sized_relobj::local_got_offset): Likewise.
5800 (Sized_relobj::set_local_got_offset): Likewise.
5801 (Sized_relobj::local_has_tls_got_offset): Removed.
5802 (Sized_relobj::local_tls_got_offset): Removed.
5803 (Sized_relobj::set_local_tls_got_offset): Removed.
5804 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5805 * output.cc (Output_data_got::add_global): Added got_type parameter.
5806 (Output_data_got::add_global_with_rel): Likewise.
5807 (Output_data_got::add_global_with_rela): Likewise.
5808 (Output_data_got::add_global_pair_with_rel): New function.
5809 (Output_data_got::add_global_pair_with_rela): New function.
5810 (Output_data_got::add_local): Added got_type parameter.
5811 (Output_data_got::add_local_with_rel): Likewise.
5812 (Output_data_got::add_local_with_rela): Likewise.
5813 (Output_data_got::add_local_pair_with_rel): New function.
5814 (Output_data_got::add_local_pair_with_rela): New function.
5815 (Output_data_got::add_global_tls): Removed.
5816 (Output_data_got::add_global_tls_with_rel): Removed.
5817 (Output_data_got::add_global_tls_with_rela): Removed.
5818 (Output_data_got::add_local_tls): Removed.
5819 (Output_data_got::add_local_tls_with_rel): Removed.
5820 (Output_data_got::add_local_tls_with_rela): Removed.
5821 * output.h (Output_data_got::add_global): Added got_type parameter.
5822 (Output_data_got::add_global_with_rel): Likewise.
5823 (Output_data_got::add_global_with_rela): Likewise.
5824 (Output_data_got::add_global_pair_with_rel): New function.
5825 (Output_data_got::add_global_pair_with_rela): New function.
5826 (Output_data_got::add_local): Added got_type parameter.
5827 (Output_data_got::add_local_with_rel): Likewise.
5828 (Output_data_got::add_local_with_rela): Likewise.
5829 (Output_data_got::add_local_pair_with_rel): New function.
5830 (Output_data_got::add_local_pair_with_rela): New function.
5831 (Output_data_got::add_global_tls): Removed.
5832 (Output_data_got::add_global_tls_with_rel): Removed.
5833 (Output_data_got::add_global_tls_with_rela): Removed.
5834 (Output_data_got::add_local_tls): Removed.
5835 (Output_data_got::add_local_tls_with_rel): Removed.
5836 (Output_data_got::add_local_tls_with_rela): Removed.
5837 * resolve.cc (Symbol::override_base_with_special): Removed
5838 reference to has_got_offset_ field.
5839 * symtab.cc (Symbol::init_fields): Replaced initialization
5840 of got_offset_ with got_offsets_. Removed initialization
5841 of has_got_offset_
53fcba31 5842 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5843 (Symbol::got_offset): Likewise.
5844 (Symbol::set_got_offset): Likewise.
5845 (Symbol::has_tls_got_offset): Removed.
5846 (Symbol::tls_got_offset): Removed.
5847 (Symbol::set_tls_got_offset): Removed.
5848 (Symbol::got_offset_): Removed.
5849 (Symbol::tls_mod_got_offset_): Removed.
5850 (Symbol::tls_pair_got_offset_): Removed.
5851 (Symbol::got_offsets_): New field.
5852 (Symbol::has_got_offset): Removed.
5853 (Symbol::has_tls_mod_got_offset): Removed.
5854 (Symbol::has_tls_pair_got_offset): Removed.
5855 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5856 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5857 member functions.
5858 (Target_x86_64::Scan::global): Likewise.
5859 (Target_x86_64::Relocate::relocate): Likewise.
5860 (Target_x86_64::Relocate::relocate_tls): Likewise.
5861
bd52eafb
BE		 58622008-03-25 Ben Elliston <bje@au.ibm.com>
5863
5864 * yyscript.y: Fix spelling error in comment.
5865
8b105e34
ILT		 58662008-03-24 Ian Lance Taylor <iant@google.com>
5867
8ed814a9
ILT		 5868 * options.h (class General_options): Define build_id option.
5869 * layout.h (class Layout): Declare write_build_id, create_note,
5870 create_build_id. Add build_id_note_ member.
5871 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5872 "libiberty.h", "md5.h", "sha1.h".
5873 (Layout::Layout): Initialize eh_frame_data_,
5874 eh_frame_hdr_section_, and build_id_note_.
5875 (Layout::finalize): Call create_build_id.
5876 (Layout::create_note): New function, broken out of
5877 Layout::create_gold_note.
5878 (Layout::create_gold_note): Call create_note.
5879 (Layout::create_build_id): New function.
5880 (Layout::write_build_id): New function.
5881 (Close_task_runner::run): Call write_build_id.
5882
8b105e34
ILT		 5883 * x86_64.cc: Correct license to GPLv3.
5884
086a1841
ILT		 58852008-03-23 Ian Lance Taylor <iant@google.com>
5886
5887 * options.cc: Include "demangle.h".
5888 (parse_optional_string): New function.
5889 (parse_long_option): Handle takes_optional_argument.
5890 (parse_short_option): Update dash_z initializer. Handle
5891 takes_optional_argument.
5892 (General_options::General_options): Initialize do_demangle_.
5893 (General_options::finalize): Set do_demangle_. Handle demangling
5894 style.
5895 * options.h (parse_optional_string): Declare.
5896 (struct One_option): Add optional_arg field. Update constructor.
5897 Update call constructor calls. Add takes_optional_argument
5898 function.
5899 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5900 (DEFINE_optional_string): Define.
5901 (General_options::demangle): Change from DEFINE_bool to
5902 DEFINE_optional_string.
5903 (General_options::no_demangle): New function.
5904 (General_options::do_demangle): New function.
5905 (General_options::set_do_demangle): New function.
5906 (General_options::execstack_status_): Move definition to end of
5907 class definition.
5908 (General_options::static_): Likewise.
5909 (General_options::do_demangle_): New field.
5910 * object.cc (big_endian>::get_symbol_location_info): Call
5911 Options::do_demangle, not Options::demangle.
5912 * symtab.cc (demangle): Likewise.
5913
cbb93e63
ILT		 59142008-03-22 Ian Lance Taylor <iant@google.com>
5915
5916 * gold.h: Include <cstddef> and <sys/types.h>
5917 * options.h: Include <cstring>.
5918
ec531623
ILT		 59192008-03-21 Ian Lance Taylor <iant@google.com>
5920
5921 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.349808 seconds and 4 git commands to generate.