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CommitLineData
dde3f402
ILT		 12010-01-05 Ian Lance Taylor <iant@google.com>
2
9c4ae156
ILT		 3 * options.h (class General_options): Use DEFINE_bool_alias for
4 allow_multiple_definition.
5 * resolve.cc (Symbol_table::should_override): Don't test
6 allow_multiple_definition.
7
dde3f402
ILT		 8 PR 10980
9 * options.h (class General_options): Add --cref.
10 * main.cc (main): Print cref table if --cref. Don't close mapfile
11 until after printing cref table.
12 * cref.cc: Include "symtab.h".
13 (class Cref_inputs): Define Cref_table_compare and Cref_table.
14 (Cref_table_compare::operator()): New function.
15 (Cref_inputs::gather_cref): New function.
16 (filecol): New static const.
17 (Cref_inputs::print_cref): New function.
18 (Cref::print_cref): New function.
19 * cref.h: Include <cstdio>.
20 (class Cref): Update declarations.
21 * mapfile.h (Mapfile::file): New function.
22 * object.h (class Object): Define Symbols. Declare virtual
23 do_get_global_symbols.
24 (Object::get_global_symbols): New function.
25 * object.cc (Input_objects::add_object): Pass object to cref_ if
26 --cref.
27 (Input_objects::archive_start): Likewise.
28 (Input_objects::archive_stop): Likewise.
29 (Input_objects::print_cref): New function.
30 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
31 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
32 --cref.
33 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
34 function.
35 * plugin.h (class Sized_pluginobj): Update declarations.
36
8781f709
ILT		 372010-01-05 Ian Lance Taylor <iant@google.com>
38
39 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
40 to is_default_version. Rename insdef to insdefault.
41 (Symbol_table::add_from_relobj): Rename def to is_default_version
42 and local to is_forced_local.
43 (Symbol_table::add_from_pluginobj): Likewise.
44 (Symbol_table::add_from_dynobj): Likewise.
45 (Symbol_table::define_special_symbol): Rename insdef to
46 insdefault.
47
fe35d28d
ILT		 482010-01-04 Ian Lance Taylor <iant@google.com>
49
30bc8c46
ILT		 50 PR 10980
51 * options.h (class General_options): Add
52 --allow-multiple-definition and -z muldefs.
53 * resolve.cc (Symbol_table::should_override): Don't warn about a
54 multiple symbol definition if --allow-multiple-definition or -z
55 muldefs.
56
7eaea549
ILT		 57 PR 10980
58 * options.h (class General_options): Add --add-needed and
59 --copy-dt-needed-entries. Tweak --as-needed help entry.
60 * object.cc (Input_objects::check_dynamic_dependencies): Give an
61 error if --copy-dt-needed-entries aka --add-needed is used and
62 would cause a change in behaviour.
63
fe35d28d
ILT		 64 PR 10980
65 * options.h (class General_options): Add -G as a short version of
66 --shared. Add no-op options -assert, -g, and -i.
67
55a2bb35
ST		 682010-01-04 Sriraman Tallam <tmsriram@google.com>
69
70 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
71 check for .text or .gnu.linkonce.t sections.
72 * icf.cc (Icf::find_identical_sections): Ditto.
73 Change the detection for mangled function name within the section
74 name.
75 * icf.h (is_section_foldable_candidate): New function.
76
719328e1
ILT		 772009-12-30 Ian Lance Taylor <iant@google.com>
78
79 PR 10980
80 * options.h (class General_options): Permit two dashes with
81 --retain-symbols-file.
82
d7bb5745
ILT		 832009-12-30 Ian Lance Taylor <iant@google.com>
84
403a15dd
ILT		 85 PR 10979
86 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
87 don't put the file header and segment headers in the text
88 segment.
89
eda294df
ILT		 90 PR 10979
91 * common.cc (Sort_commons::operator()): Stabilize sort when both
92 entries are NULL.
93 (Symbol_table::do_allocate_commons_list): When allocating common
94 symbols, skip a symbol which is no longer common.
95 * symtab.h (Symbol::is_common): Test whether the symbol comes from
96 an object before checking its type.
97 * testsuite/common_test_2.c: New file.
98 * testsuite/common_test_3.c: New file.
99 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
100 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
101 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
102 (common_test_2_pic.o, common_test_2.so): New targets.
103 (common_test_3_pic.o, common_test_3.so): New targets.
104 * testsuite/Makefile.in: Rebuild.
105
d7bb5745
ILT		 106 PR 10979
107 * script.cc (read_input_script): If we see a new SECTIONS clause,
108 and we have added an input section, give an error.
109 * layout.h (class Layout): Add have_added_input_section function.
110 Add have_added_input_section_ field.
111 * layout.cc (Layout::Layout): Initialize
112 have_added_input_section_.
113 (Layout::layout): Set have_added_input_section_.
114 (Layout::layout_eh_frame): Likewise.
115
fc59c572
ILT		 1162009-12-30 Ian Lance Taylor <iant@google.com>
117
118 PR 10931
119 * options.h (class General_options): Add --sort-common option.
120 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
121 * common.cc (Sort_common): Add sort_order parameter to
122 constructor. Add sort_order_ field.
123 (Sort_commons::operator): Check sort_order_.
124 (Symbol_table::allocate_commons): Determine the sort order.
125 (Symbol_table::do_allocate_commons): Add sort_order parameter.
126 Change all callers.
127 (Symbol_table::do_allocate_commons_list): Likewise.
128
1c74fab0
ILT		 1292009-12-30 Ian Lance Taylor <iant@google.com>
130
131 PR 10916
132 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
133 symbols from this object, don't change the visibility of an
134 undefined symbol.
135 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
136
6affe781
ILT		 1372009-12-30 Ian Lance Taylor <iant@google.com>
138
139 PR 10861
140 * script.h (class Version_script_info): Define Language enum.
141 Update declarations. Define Glob, Exact, and Lookup types. Add
142 new fields globals_, locals_, and is_finalized_.
143 * script.cc: Various formatting fixes.
144 (class Parser_closure): Change language_stack_ from a vector of
145 std::string to one of Version_script_info::Language. Adjust all
146 uses accordingly.
147 (class Lazy_demangler): Remove.
148 (struct Version_expression): Change language from std::string to
149 Version_script_info::Language.
150 (Version_script_info::Version_script_info): New function.
151 (Version_script_info::~Version_script_info): Don't call clear.
152 (Version_script_info::finalize): New function.
153 (Version_script_info::build_lookup_tables): New function.
154 (Version_script_info::build_expression_list_lookup): New
155 function.
156 (Version_script_info::get_symbol_version_helper): Rewrite to use
157 lookup tables.
158 (Version_script_info::print_expression_list): Adjust to use
159 Version_script_info::Language.
160 (script_push_lex_into_version_mode): Check that the version script
161 has not been finalized.
162 (version_script_push_lang): Change language string to
163 Version_script_info::Language.
164 * options.cc (Command_line::version_script): New function.
165 * options.h (class General_options): Add finalize_dynamic_list
166 function. Change version_script from declaration to definition.
167 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
168 * testsuite/version_script.map: Remove duplicate def of foo.
169 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
170 version_script.map.
171 * testsuite/Makefile.in: Rebuild.
172
818bf354
ILT		 1732009-12-30 Ian Lance Taylor <iant@google.com>
174
175 PR 10843
176 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
177 if the input symbol index is 0, make the output symbol index 0.
178
ebcc8304
ILT		 1792009-12-30 Ian Lance Taylor <iant@google.com>
180
181 PR 10670
182 * options.h (class General_options): Add -x/--discard-all.
183 * object.cc (Sized_relobj::do_count_local_symbols): Handle
184 --discard-all. If the local symbol needs a dynamic entry, check
185 that before handling --discard-locals.
186
176fe33f
ILT		 1872009-12-30 Ian Lance Taylor <iant@google.com>
188
bb321bb1
ILT		 189 PR 10450
190 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
191 flags to PF_R.
192 (Output_segment::add_output_section): Don't change the flags if
193 the type is PT_TLS.
194
176fe33f
ILT		 195 PR 10450
196 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
197 GNU hash table if they need a dynamic value. Otherwise, don't add
198 them if they are defined in a dynamic object or are forced local.
199
e8cd95c7
ILT		 2002009-12-29 Ian Lance Taylor <iant@google.com>
201
1b81fb71
ILT		 202 PR 10450
203 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
204 .gnu.hash table for a 32-bit target.
205
8d6d383d
ILT		 206 PR 10450
207 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
208 regular and a dynamic object only needs a dynamic symbol table
209 entry if it is externally visible.
210
e785ec03
ILT		 211 PR 10450
212 * i386.cc (class Target_i386): Initialize global_offset_table_ in
213 constructor. Add global_offset_table_ field.
214 (Target_i386::got_section): Set global_offset_table_.
215 (Target_i386::do_finalize_sections): Set global_offset_table_
216 size.
217 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
218 in constructor. Add global_offset_table_ field.
219 (Target_x86_64::got_section): Set global_offset_table_.
220 (Target_x86_64::do_finalize_sections): Set global_offset_table_
221 size.
222
1a2dff53
ILT		 223 * layout.cc (Layout::Layout): Initialize increase_relro_.
224 (Layout::get_output_section): Add is_relro, is_last_relro, and
225 is_first_non_relro parameters. Change all callers.
226 (Layout::choose_output_section): Likewise.
227 (Layout::add_output_section_data): Likewise.
228 (Layout::make_output_section): Likewise.
229 (Layout::set_segment_offsets): Clear increase_relro when using a
230 linker script.
231 * layout.h (class Layout): Add increase_relro method. Add
232 increase_relro_ field. Update declarations.
233 * output.cc (Output_section::Output_section): Initialize
234 is_last_relro_ and is_first_non_relro_.
235 (Output_segment::add_output_section): Group relro sections is
236 do_sort is true. Handle is_last_relro and is_first_non_relro.
237 (Output_segment::maximum_alignment): Remove relro handling.
238 (Output_segment::set_section_addresses): Add increase_relro
239 parameter. Change all callers. Add initial alignment to align
240 relro sections on separate page. Remove old relro handling.
241 (Output_segment::set_section_list_addresses): Remove in_relro
242 parameter. Change all callers.
243 (Output_segment::set_offset): Add increase parameter. Change all
244 callers. Remove old relro handling.
245 * output.h (class Output_section): Add new methods: is_last_relro,
246 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
247 Add is_last_relro_ and is_first_non_relro_ fields.
248 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
249 Create separate .got.plt section. Call increase_relro.
250 * x86_64.cc (Target_x86_64::got_section): Likewise.
251 * testsuite/relro_script_test.t: Add .got.plt.
252
f0ba79e2
ILT		 253 PR 10450
254 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
255 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
256 (Layout::finalize): Call set_dynamic_symbol_size.
257 (Layout::set_dynamic_symbol_size): New function.
258 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
259 set_dynamic_symbol_size.
260
e8cd95c7
ILT		 261 PR 10450
262 * output.h (class Output_section): Add is_entsize_zero_ field.
263 * output.cc (Output_section::Output_section): Initialize
264 is_entsize_zero_.
265 (Output_section::set_entsize): If two different entsizes are
266 requested, force it to zero.
267 (Output_section::add_input_section): Set flags for .debug_str
268 before updating section flags. Set entsize.
269 (Output_section::update_flags_for_input_section): Set SHF_MERGE
270 and SHF_STRING if all input sections have those flags.
271
3e1b9a8a
RÁE		 2722009-12-29 Rafael Espindola <espindola@google.com>
273
274 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 275 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
276 reporting.
3e1b9a8a 277
3dcad376
ST		 2782009-12-29 Sriraman Tallam <tmsriram@google.com>
279
280 * options.cc (General_options::parse_version): Allow -v to exit
281 without an error if there is nothing to link.
282
084e2665
ILT		 2832009-12-29 Ian Lance Taylor <iant@google.com>
284
285 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
286 using a version of gcc before 4.1.
287 * configure: Rebuild.
288
250acde3
CD		 2892009-12-28 Chris Demetriou <cgd@google.com>
290
291 * attributes.cc (Output_attributes_section_data::do_write): Use
292 std::vector::front rather than std::vector::data.
293
99fff23b
ILT		 2942009-12-28 Ian Lance Taylor <iant@google.com>
295
296 * symtab.h (class Symbol_table): Add enum Defined.
297 * resolve.cc (Symbol_table::should_override): Add defined
298 parameter. Change all callers. Test whether object is NULL
299 before calling a method on it.
300 (Symbol_table::report_resolve_problem): Add defined parameter.
301 Change all callers.
302 (Symbol_table::should_override_with_special): Likewise.
303 * symtab.cc (Symbol_table::define_in_output_data): Add defined
304 parameter. Change all callers.
305 (Symbol_table::do_define_in_output_data): Likewise.
306 (Symbol_table::define_in_output_segment): Likewise.
307 (Symbol_table::do_define_in_output_segment): Likewise.
308 (Symbol_table::define_as_constant): Likewise.
309 (Symbol_table::do_define_as_constant): Likewise.
310 * script.h (class Symbol_assignment): Add is_defsym parameter to
311 constructor; change all callers.
312 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
313 parameter. Change all callers. Add is_defsym_ field.
314 (class Parser_closure): Add parsing_defsym parameter to
315 constructor; change all callers. Add parsing_defsym accessor
316 function. Add parsing_defsym_ field.
317
556bd683
ILT		 3182009-12-28 Ian Lance Taylor <iant@google.com>
319
320 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 321 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 322
1782c879
ILT		 3232009-12-23 Ian Lance Taylor <iant@google.com>
324
325 * i386.cc (Target_i386::do_calls_non_split): Recognize
326 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 327 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
328 -fsplit-stack prologue when using %r11.
1782c879 329
329ca2b1
ST		 3302009-12-21 Sriraman Tallam <tmsriram@google.com>
331
332 * options.cc (General_options::parse_version): Make -v continue and do
333 the link like GNU ld does.
334
d675ff46
RÁE		 3352009-12-17 Rafael Avila de Espindola <espindola@google.com>
336
337 * Makefile.am (CCFILES): Add timer.cc.
338 (HFILES): Add timer.h.
339 * configure.ac: Check for sysconf and times.
340 * main.cc: include timer.h.
341 (main): Use Timer instead of get_run_time.
342 * timer.cc: New.
343 * timer.h: New.
344 * workqueue.cc: include timer.h.
345 (Workqueue::find_and_run_task):
346 Report user, sys and wall time.
347 * Makefile.in: Regenerate.
348 * config.in: Regenerate.
349 * configure: Regenerate.
350
d6344fb5
DK		 3512009-12-16 Doug Kwan <dougkwan@google.com>
352
353 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
354 sections.
355 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
356 relaxed input sections.
357 * output.cc (Output_section::find_relaxed_input_section): Change
358 return type to Output_relaxed_input_section pointer. Adjust code
359 for new type of relaxed_input_section_map_.
360 * output.h (Output_section::find_relaxed_input_section): Change
361 return type to Output_relaxed_input_section pointer.
362 (Output_section::Output_relaxed_input_section_by_input_section_map):
363 New type.
364 (Output_section::relaxed_input_section_map_): Change type to
365 Output_section::Output_relaxed_input_section_by_input_section_map.
366 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
367 input section.
368
0e0d5469
ILT		 3692009-12-15 Ian Lance Taylor <iant@google.com>
370
371 * layout.cc (Layout::create_shstrtab): Only write out after input
372 sections if we are compressing debug sections.
373
0649a889
ILT		 3742009-12-15 Ian Lance Taylor <iant@google.com>
375
376 * archive.cc (Archive::add_symbols): Only look up a symbol without
377 a version if there is, in fact, a version.
378
2ea97941
ILT		 3792009-12-14 Ian Lance Taylor <iant@google.com>
380
381 Revert -Wshadow changes, all changes from:
382 2009-12-11 Doug Kwan <dougkwan@google.com>
383 2009-12-11 Nick Clifton <nickc@redhat.com>
384 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
385
b0eec2cc
DK		 3862009-12-11 Doug Kwan <dougkwan@google.com>
387
388 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
389 due to -Wshadow.
390 * attributes.cc (Object_attribute::size): Ditto.
391 (Attributes_section_data::size): Ditto.
392 (Attributes_section_data::Attributes_section_data): Ditto.
393 (Output_attributes_section_data::do_write): Ditto.
394 * attributes.h (Object_attribute::set_type): Ditto.
395 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
396
91d6fa6a
NC		 3972009-12-11 Nick Clifton <nickc@redhat.com>
398
399 * archive.cc: Fix shadowed variable warnings.
400 * arm.cc: Likewise.
401 * compressed_output.cc: Likewise.
402 * compressed_output.h: Likewise.
403 * configure: Likewise.
404 * dwarf_reader.cc: Likewise.
405 * dynobj.cc: Likewise.
406 * dynobj.h: Likewise.
407 * ehframe.cc: Likewise.
408 * ehframe.h: Likewise.
409 * errors.cc: Likewise.
410 * expression.cc: Likewise.
411 * fileread.cc: Likewise.
412 * fileread.h: Likewise.
413 * freebsd.h: Likewise.
414 * i386.cc: Likewise.
415 * icf.cc: Likewise.
416 * incremental.h: Likewise.
417 * layout.cc: Likewise.
418 * layout.h: Likewise.
419 * mapfile.cc: Likewise.
420 * merge.cc: Likewise.
421 * merge.h: Likewise.
422 * object.cc: Likewise.
423 * object.h: Likewise.
424 * options.h: Likewise.
425 * output.cc: Likewise.
426 * output.h: Likewise.
427 * parameters.cc: Likewise.
428 * plugin.cc: Likewise.
429 * powerpc.cc: Likewise.
430 * reduced_debug_output.cc: Likewise.
431 * reduced_debug_output.h: Likewise.
432 * reloc.cc: Likewise.
433 * reloc.h: Likewise.
434 * resolve.cc: Likewise.
435 * script-sections.cc: Likewise.
436 * script.cc: Likewise.
437 * script.h: Likewise.
438 * sparc.cc: Likewise.
439 * symtab.cc: Likewise.
440 * symtab.h: Likewise.
441 * target-select.cc: Likewise.
442 * target-select.h: Likewise.
443 * token.h: Likewise.
444 * workqueue.cc: Likewise.
445 * workqueue.h: Likewise.
446 * x86_64.cc: Likewise.
447
a0351a69
DK		 4482009-12-10 Doug Kwan <dougkwan@google.com>
449
450 * arm.cc (attributes.h): New include.
451 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
452 (Arm_relobj::~Arm_relobj): Delete object pointed by
453 attributes_section_data_.
454 (Arm_relobj::attributes_section_data): New method definition.
455 (Arm_relobj::attributes_section_data_): New data member declaration.
456 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
457 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
458 attributes_section_data_.
459 (Arm_dynobj::attributes_section_data): New method definition.
460 (Arm_dynobj::attributes_section_data_): New data member declaration.
461 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
462 initialization value of may_use_blx_ to false.
463 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
464 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
465 object attributes to compute results instead of hard-coding.
466 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
467 Target_arm::get_secondary_compatible_arch,
468 Target_arm::set_secondary_compatible_arch
469 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
470 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
471 New method declarations.
472 (Target_arm::get_aeabi_object_attribute): New method definition.
473 (Target_arm::attributes_section_data_): New data member declaration.
474 (read_arm_attributes_section): New template definition.
475 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
476 (Arm_dynobj::do_read_symbols): Ditto.
477 (Target_arm::do_finalize_sections): Merge attributes sections from
478 input. Check for BLX use after attributes section merging.
479 Fix __exidx_start and __exidx_end visibility. Create an
480 .ARM.attributes section if necessary.
481 (Target_arm::get_secondary_compatible_arch,
482 Target_arm::set_secondary_compatible_arch,
483 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
484 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
485 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
486 New method definitions.
487
b59befec
ILT		 4882009-12-09 Ian Lance Taylor <iant@google.com>
489
490 * plugin.cc (Plugin::load): Don't cast from void* to a function
491 pointer.
492
1276bc89
ILT		 4932009-12-09 Ian Lance Taylor <iant@google.com>
494
495 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
496 information fields.
497
2f2de248
L		 4982009-12-09 H.J. Lu <hongjiu.lu@intel.com>
499
500 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
501 Replace two_file_shared_1.so with two_file_shared_2.so.
502 * testsuite/Makefile.in: Regenerated.
503
4f787271
DK		 5042009-12-08 Doug Kwan <dougkwan@google.com>
505
506 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
507 (HFILES): Add attributes.h and int_encoding.h.
508 * Makefile.in: Regenerate.
509 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
510 function definitions to int_encoding.cc
511 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
512 prototypes to int_encoding.h
513 * reduced_debug_output.cc (int_encoding.h): New include.
514 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
515 function definitions to int_encoding.cc
516 (insert_into_vector, read_from_pointer): Move template definitions to
517 int_encoding.h
518 * attributes.cc: New file.
519 * attributes.h: New file.
520 * int_encoding.cc: New file.
521 * int_encoding.h: New file.
522
20b52f1a
RÁE		 5232009-12-07 Rafael Avila de Espindola <espindola@google.com>
524
525 PR gold/11055
526 * incremental-dump.cc (dump_incremental_inputs): New.
527 (main): Use dump_incremental_inputs.
528
53d7974c
L		 5292009-12-07 H.J. Lu <hongjiu.lu@intel.com>
530
531 PR gold/10893
532 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
533 checking elfcpp::STT_FUNC.
534 (Target_i386::Relocate::relocate): Likewise.
535 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
536
537 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
538 symbols from shared libraries into normal FUNC symbols.
539
540 * symtab.h (Symbol): Add is_func and use it.
541
05a352e6
DK		 5422009-12-05 Doug Kwan <dougkwan@google.com>
543
544 * arm.cc (Target_arm::arm_info): Initialize new fields
545 attributes_section and attributes_vendor.
546 * i386.cc (Target_i386::i386_info): Same.
547 * object.cc (Sized_relobj::do_layout): Skip attribute section.
548 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
549 fields attributes_section and attributes_vendor.
53d7974c 550 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 551 * target.h (Target::attributes_section, Target::attributes_vendor,
552 Target::is_attributes_section, Target::attribute_arg_type,
553 Target::attributes_order): New method definitions.
554 (Target::Target_info::attributes_section,
555 Target::Target_info::attributes_vendor): New fields.
556 (Target::do_attribute_arg_type, Target::do_attributes_order): New
557 virtual method definitions.
558 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
559 attributes_section and attributes_vendor.
560 * testsuite/testfile.cc (Target_test::test_target_info): Same.
561
f4e5969c
DK		 5622009-12-05 Doug Kwan <dougkwan@google.com>
563
564 * arm.cc: Update comments about interworking and stub generation.
565 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
566 considered as non-PIC.
567 (Arm_relocate_functions::base_abs): Fix formatting.
568 (Arm_relocate_functions::got_prel): Fix comment. Change interface
569 of function to use GOT entry address instead of offset.
570 (Target_arm::Scan::global): Issue an error if a symbol would need a
571 PLT does not get one because it is untyped. Remove code to create
572 dynamic symbols for relative branches.
573 (Target_arm::Relocate::relocate: Use 0 instead of false since function
574 takes unsigned integer instead of boolean.
575
1abce4a6
L		 5762009-12-05 H.J. Lu <hongjiu.lu@intel.com>
577
578 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
579 (two_file_test_LDADD): Likewise.
580 (common_test_1_LDADD): Likewise.
581 (exception_test_LDADD) Likewise.
582 (weak_test_LDADD): Likewise.
583 (many_sections_test_LDADD): Likewise.
584 (initpri1_LDADD): Likewise.
585 (script_test_1_LDADD): Likewise.
586 (script_test_2_LDADD): Likewise.
587 (justsyms_LDADD): Likewise.
588 (binary_test_LDADD): Likewise.
589 (large_LDADD): Likewise.
590 * testsuite/Makefile.in: Regenerated.
591
adcf2816 5922009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 593
adcf2816
L		 594 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
595 (Symbol_table::override_with_special): Likewise.
596 (Symbol_table::add_from_object): Likewise.
597
28e67f5d
RÁE		 5982009-12-04 Rafael Avila de Espindola <espindola@google.com>
599
600 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
601 Don't set the data_offset twice.
602
ae10a101
RÁE		 6032009-12-04 Rafael Avila de Espindola <espindola@google.com>
604
605 * testsuite/Makefile.in: Regenerate.
606
f59f41f3
DK		 6072009-12-03 Doug Kwan <dougkwan@google.com>
608
609 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
610 (Target_arm::do_finalize_sections): Add parameter for symbol table
611 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
612 * i386.cc (Target_i386::do_finalize_sections): Add an additional
613 parameter for symbol table pointer.
614 * layout.cc (Layout::finalize): Call Target::finalize_sections with
615 an additional parameter for a pointer to symbol table.
616 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
617 parameter for a symbol table pointer.
618 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
619 * target.h (Target::finalize_sections, Target::do_finalize_sections):
620 Ditto.
621 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
622 parameter for a symbol table pointer.
623
ca55d848
RÁE		 6242009-12-03 Rafael Avila de Espindola <espindola@google.com>
625
626 * incremental.cc (Incremental_inputs_header)
627 (Incremental_inputs_header_write, Incremental_inputs_entry)
628 (Incremental_inputs_entry_write): Move ...
629 * incremental.h (Incremental_inputs_header)
630 (Incremental_inputs_header_write, Incremental_inputs_entry)
631 (Incremental_inputs_entry_write): here.
632
3aec4f9c
RÁE		 6332009-12-02 Rafael Avila de Espindola <espindola@google.com>
634
635 * incremental.cc (make_sized_incremental_binary): Set the target.
636 Error if it is incompatible.
637 * output.h (Output_file): Add filename method.
638
9c0ae74d
RÁE		 6392009-12-02 Rafael Avila de Espindola <espindola@google.com>
640
641 * incremental.cc (Incremental_inputs_entry): Remove unused argument
642 from the get_* methods.
643
a45500ae
RÁE		 6442009-12-02 Rafael Avila de Espindola <espindola@google.com>
645
646 * incremental-dump.cc (main): Check that the offeset of a script is 0.
647 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
648 Write 0 for the data_offset of scripts.
649
325e6408
RÁE		 6502009-12-02 Rafael Avila de Espindola <espindola@google.com>
651
652 * testsuite/Makefile.am: Add the incremental_test.sh test.
653 * testsuite/incremental_test.sh: New.
654 * testsuite/incremental_test_1.c: New.
655 * testsuite/incremental_test_2.c: New.
656
954c3e2e
RÁE		 6572009-12-01 Rafael Avila de Espindola <espindola@google.com>
658
659 * incremental-dump.cc (main): Fix typos.
660
f8086623
RÁE		 6612009-11-27 Rafael Avila de Espindola <espindola@google.com>
662
663 PR gold/11025
664 * incremental-dump.cc (main): Use llu to print 64 bit values.
665
3b0dd6ac
L		 6662009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
667 H.J. Lu <hongjiu.lu@intel.com>
668
669 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
670 $(LIBDL).
671 (incremental_dump_LDADD): Likewise.
672 * Makefile.in: Regenerated.
673
a6d1ef57
DK		 6742009-11-25 Doug Kwan <dougkwan@google.com>
675
676 Revert:
677
678 2009-11-25 Doug Kwan <dougkwan@google.com>
679
680 * arm.cc (Target_arm::Target_arm): Move method definition
681 outside of class definition. Add code to handle
682 --target1-rel, --target1-abs and --target2= options.
683 (Target_arm::get_reloc_reloc_type): Change method to be
684 non-static and const.
685 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
686 New data member declaration.
687 (Target_arm::Scan::local, Target_arm::Scan::global,
688 Target_arm::Relocate::relocate,
689 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
690 Adjust call to Target_arm::get_real_reloc_type.
691 (Target_arm::get_real_reloc_type): Use command line options
692 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
693 * options.h (--target1-rel, --target1-abs, --target2): New
694 ARM-only options.
695
50aeb7d4
DK		 6962009-11-25 Doug Kwan <dougkwan@google.com>
697
698 * arm.cc (Target_arm::Target_arm): Move method definition outside of
699 class definition. Add code to handle --target1-rel, --target1-abs
700 and --target2= options.
701 (Target_arm::get_reloc_reloc_type): Change method to be non-static
702 and const.
703 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
704 member declaration.
705 (Target_arm::Scan::local, Target_arm::Scan::global,
706 Target_arm::Relocate::relocate,
707 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
708 call to Target_arm::get_real_reloc_type.
709 (Target_arm::get_real_reloc_type): Use command line options to
710 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
711 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
712 options.
713
51938283
DK		 7142009-11-25 Doug Kwan <dougkwan@google.com>
715
716 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
717 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
718 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
719 formatting.
720 (Arm_relocate_functions::thm_call): Replace body with a call to
721 Arm_relocate_functions::thumb_branch_common.
722 (Arm_relocate_functions::thm_jump24,
723 Arm_relocate_functions::thm_xpc22): New method definitions.
724 (Arm_relocate_functions::thumb_branch_common): New method definition.
725 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
726 operator.
727 (Target_arm::Relocate::relocate): Adjust call to thm_call.
728 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
729
e2b8f3c4
RÁE		 7302009-11-24 Rafael Avila de Espindola <espindola@google.com>
731
732 * Makefile.am: Build incremental-dump
733 * Makefile.in: Regenerate.
734 * incremental-dump.cc: New.
735 * incremental.cc (Incremental_inputs_header_data,
736 Incremental_inputs_entry_data): Move to incremental.h
737 * incremental.h: (Incremental_inputs_header_data,
738 Incremental_inputs_entry_data): Move from incremental.cc
739
bcba9aec
RÁE		 7402009-11-24 Rafael Avila de Espindola <espindola@google.com>
741
742 * incremental.cc (Incremental_inputs_header,
743 Incremental_inputs_header_write, Incremental_inputs_entry,
744 Incremental_inputs_entry_write): Add a typedef with the data type.
745
7c3afe08
RÁE		 7462009-11-24 Rafael Avila de Espindola <espindola@google.com>
747
748 * incremental.cc (Incremental_inputs_header,
749 Incremental_inputs_header_write, Incremental_inputs_entry,
750 Incremental_inputs_entry_write): Update comment about which
751 type has the filed descriptions.
752
d204b6e9
DK		 7532009-11-15 Doug Kwan <dougkwan@google.com>
754
755 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
756 (Arm_relocate_functions::arm_branch_common): Change method defintion
757 in class definition to a method declaration and update list of formal
758 parameters.
759 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
760 Arm_relocation_functions::jump24): Adjust call to
761 Arm_relocate_functions::arm_branch_common. Update list of formal
762 parameters.
763 (Arm_relocate_functions::xpc25): New method definition.
764 (Arm_relocate_functions::arm_branch_common): Move method defintion
765 out from class definition. Use stubs for mode-switching and extending
766 branch ranges.
767 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
768 specially. Change code to enable use of stubs in ARM branches.
769
43d12afe
DK		 7702009-11-10 Doug Kwan <dougkwan@google.com>
771
772 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
773 in method declaration.
774 (Target_arm::relocate_stub): New method declaration.
775 (Target_arm::default_target): Change to return a pointer instead of
776 a const reference.
777 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
778 Target_arm::default_target.
779 (Arm_Relobj::do_relocate_sections): Remove options paramater in
780 method definition.
781 (Target_arm::relocate_section): Adjust view.
782 (Target_arm::relocate_stub): New method definition.
783
ac33a407
DK		 7842009-11-10 Doug Kwan <dougkwan@google.com>
785
786 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
787 a format warning.
788 * incremental.cc (open_incremental_binary): Initialized local
789 variables to avoid warnings.
790 * object.cc (make_elf_object): Ditto.
791 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
792 a format warning.
793
88ee28e9
L		 794009-11-09 H.J. Lu <hongjiu.lu@intel.com>
795
796 PR gold/10930
797 * testsuite/plugin_test.c: Include "config.h".
798
2daedcd6
DK		 7992009-11-09 Doug Kwan <dougkwan@google.com>
800
801 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
802 (arm_symbol_value): Remove.
803 (Arm_relocate_functions::arm_branch_common,
804 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
805 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
806 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
807 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
808 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
809 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
810 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
811 Arm_relocate_functions::thm_mobw_abs_nc,
812 Arm_relocate_functions::thm_mov_abs,
813 Arm_relocate_functions::movw_prel_nc,
814 Arm_relocate_functions::thm_movt_abs,
815 Arm_relocate_functions::movt_prel,
816 Arm_relocate_functions::thm_movw_prel_nc,
817 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
818 (Target_arm::Relocate::relocate): Only decompose address into two
819 parts if relocation type uses the thumb-bit and pass the actual
820 bit instead of a flag indicating that the thumb-bit is used. Adjust
821 calls to methods in Arm_relocate_functions for this change.
822
1276bc89 8232009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 824
825 PR 10925
826 * reloc.cc: Instantiate
827 Sized_relobj::initialize_input_to_output_maps and
828 Sized_relobj:free_input_to_output_maps.
829
e53ad1b5
ILT		 8302009-11-06 Ian Lance Taylor <iant@google.com>
831
832 PR 10876
833 * defstd.cc (in_segment): Set only_if_ref true for "end".
834
eb44217c
DK		 8352009-11-06 Doug Kwan <dougkwan@google.com>
836
837 * arm.cc (class Reloc_stub): Correct a comment.
838 (Target_arm::Target_arm): Initialize arm_input_section_map_.
839 (Target_arm::scan_section_for_stubs): New method declaration.
840 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
841 Change methods from private to protected.
842 (Target_arm::do_may_relax): New method definition.
843 (Target_arm::do_relax, Target_arm::group_sections,
844 Target_arm::scan_reloc_for_stub,
845 Target_arm::scan_reloc_section_for_stubs): New method declarations.
846 (Target_arm::arm_input_section_map_): New data member declaration.
847 (Target_arm::scan_reloc_for_stub,
848 Target_arm::scan_reloc_section_for_stubs,
849 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
850 Target_arm::do_relax): New method definitions.
851
5d329b7d
ILT		 8522009-11-06 Mikolaj Zalewski <mikolaj@google.com>
853
854 * configure.ac: Check for (struct stat)::st_mtim
855 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
856 * config.in: Regenerate.
857 * configure: Regenerate.
858
96a0d71b
ILT		 8592009-11-05 Ian Lance Taylor <iant@google.com>
860
861 PR 10910
862 * output.cc (Output_segment::add_output_section): Add missing
863 return statement.
864
594c8e5e
ILT		 8652009-11-04 Ian Lance Taylor <iant@google.com>
866
867 PR 10880
868 * object.h (class Object): Add is_needed and set_is_needed
869 methods. Add is_needed_ field. Make bool fields into bitfields.
870 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
871 defined in a dynamic object and referenced by a regular object,
872 set is_needed for the dynamic object.
873 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
874 if the file is marked with as_needed and it is not needed.
875
22b127cc
ILT		 8762009-11-04 Ian Lance Taylor <iant@google.com>
877
878 PR 10887
879 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
880 tags if data is discarded by linker script.
881 * i386.cc (Target_i386::do_finalize_sections): Likewise.
882 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
883 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
884 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
885
f5c870d2
ILT		 8862009-11-04 Ian Lance Taylor <iant@google.com>
887
888 * layout.cc (Layout::get_output_section): Add is_interp and
889 is_dynamic_linker_section parameters. Change all callers.
890 (Layout::choose_output_section): Likewise.
891 (Layout::make_output_section): Likewise.
892 (Layout::add_output_section_data): Add is_dynamic_linker_section
893 parameter. Change all callers.
894 * layout.h (class Layout): Update declarations.
895 * output.h (class Output_section): Add is_interp, set_is_interp,
896 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
897 Add is_interp_, is_dynamic_linker_section_ fields. Change
898 generate_code_fills_at_write_ to a bitfield.
899 * output.cc (Output_section::Output_sections): Initialize new
900 fields.
901 (Output_segment::add_output_section): Add do_sort parameter.
902 Change all callers.
903
1ae4d23b
ILT		 9042009-11-03 Ian Lance Taylor <iant@google.com>
905
906 PR 10860
907 * options.h (class General_options): Add --warn-common.
908 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
909 merging two common symbols.
910 (Symbol_table::should_override): Handle --warn-common when merging
911 a common symbol with a defined symbol. Use report_resolve_problem
912 for multiple definitions.
913 (Symbol_table::report_resolve_problem): New function.
914 * symtab.h (class Symbol_table): Declare report_resolve_problem.
915
55da9579
DK		 9162009-11-03 Doug Kwan <dougkwan@google.com>
917
918 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
919 stub_factory_.
920 (Target_arm::stub_factory): New method definition.
921 (Target_arm::new_arm_input_section,
922 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
923 Target_arm::reloc_uses_thumb_bit): New method declarations.
924 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
925 New type definitions.
926 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
927 member declarations.
928 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
929 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
930 New method definitions.
931
37a9ac43
ILT		 9322009-11-03 Ian Lance Taylor <iant@google.com>
933
934 * options.h (class General_options): Add --warn_constructors.
935
b3d6a3d4
ILT		 9362009-11-03 Ian Lance Taylor <iant@google.com>
937
938 PR 10893
939 * defstd.cc (in_section): Add entries for __rel_iplt_start,
940 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
941
934b01dd
ILT		 9422009-11-03 Ian Lance Taylor <iant@google.com>
943
944 PR 10895
945 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
946 --msgid-bugs-address.
947 (install-pdf): New target.
948 (install-data_yes): Look up one directory to find mkinstalldirs.
949
03c1939b
L		 9502009-11-03 H.J. Lu <hongjiu.lu@intel.com>
951
952 * po/Make-in (.po.gmo): Don't generate .gmo files in source
953 tree.
954
ebd95253
DK		 9552009-10-30 Doug Kwan <dougkwan@google.com>
956
957 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
958
e9bbb538
DK		 9592009-10-30 Doug Kwan <dougkwan@google.com>
960
961 * arm.cc (Stub_addend_reader): New struct template definition
962 and partial specializations.
963 (Stub_addend_reader::operator()): New method definition for a
964 partially specialized template.
965
d5b40221
DK		 9662009-10-30 Doug Kwan <dougkwan@google.com>
967
968 * arm.cc (Arm_relobj::processor_specific_flags): New method
969 definition.
970 (Arm_relobj::do_read_symbols): New method declaration.
971 (Arm_relobj::processor_specific_flags_): New data member declaration.
972 (Arm_dynobj): New class definition.
973 (Target_arm::do_finalize_sections): Add input_objects parameter.
974 (Target_arm::do_adjust_elf_header): New method declaration.
975 (Target_arm::are_eabi_versions_compatible,
976 (Target_arm::merge_processor_specific_flags): New method declaration.
977 (Target_arm::do_make_elf_object): New overloaded method definitions
978 and declaration.
979 (Arm_relobj::do_read_symbols): New method definition.
980 (Arm_dynobj::do_read_symbols): Ditto.
981 (Target_arm::do_finalize_sections): Add input_objects parameters.
982 Merge processor-specific flags from all input objects.
983 (Target_arm::are_eabi_versions_compatible,
984 Target_arm::merge_processor_specific_flags,
985 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
986 New method definitions.
987 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
988 Input_objects pointer type parameter.
989 * layout.cc (Layout::finalize): Pass input objects to target's.
990 finalize_sections function.
991 * output.cc (Output_file_header::do_sized_write): Set ELF file
992 header's processor-specific flags.
993 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
994 Input_objects pointer type parameter.
995 * sparc.cc (Target_sparc::do_finalize_sections): Same.
996 * target.h (Input_objects): New forward class declaration.
997 (Target::processor_specific_flags,
998 Target::are_processor_specific_flags_sect): New method definitions.
999 (Target::finalize_sections): Add input_objects parameter.
1000 (Target::Target): Initialize processor_specific_flags_ and
1001 are_processor_specific_flags_set_.
1002 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1003 parameter.
1004 (Target::set_processor_specific_flags): New method definition.
1005 (Target::processor_specific_flags_,
1006 Target::are_processor_specific_flags_set_): New data member
1007 declarations.
1008 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1009 Input_objects pointer type parameter.
1010
ebabffbd
DK		 10112009-10-30 Doug Kwan <dougkwan@google.com>
1012
1013 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1014
ad0f2072
ILT		 10152009-10-28 Ian Lance Taylor <iant@google.com>
1016
1017 * object.h (class Relobj): Drop options parameter from
1018 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1019 do_scan_relocs, do_relocate. Change all callers.
1020 (class Sized_relobj): Drop options parameters from
1021 do_gc_process_relocs, do_scan_relocs, do_relocate,
1022 do_relocate_sections, relocate_sections, emit_relocs_scan,
1023 emit_relocs_scan_reltype. Change all callers.
1024 (struct Relocate_info): Remove options field and all references to
1025 it.
1026 * reloc.h (class Read_relocs): Remove options constructor
1027 parameter and options_ field. Change all callers.
1028 (class Gc_process_relocs, class Scan_relocs): Likewise.
1029 (class Relocate_task): Likewise.
1030 * target-reloc.h (scan_relocs): Remove options parameter. Change
1031 all callers.
1032 (scan_relocatable_relocs): Likewise.
1033 * target.h (class Sized_target): Remove options parameter from
1034 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1035 all callers.
1036 * gc.h (gc_process_relocs): Remove options parameter. Change all
1037 callers.
1038 * arm.cc: Update functions to remove options parameters.
1039 * i386.cc: Likewise.
1040 * powerpc.cc: Likewise.
1041 * sparc.cc: Likewise.
1042 * x86_64.cc: Likewise.
1043 * testsuite/testfile.cc: Likewise.
1044
8ffa3667
DK		 10452009-10-28 Doug Kwan <dougkwan@google.com>
1046
1047 * arm.cc (Arm_relobj): New class definition.
1048 (Arm_relobj::scan_sections_for_stubs,
1049 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1050 New method definitions.
1051
40f36857
CC		 10522009-10-28 Cary Coutant <ccoutant@google.com>
1053
1054 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1055 (Plugin::cleanup_done_): New member.
1056 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1057 (Plugin_manager::cleanup_done_): Remove.
1058 (Plugin_manager::add_input_file): Edit error message.
1059 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1060 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1061
2c849493
ILT		 10622009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1063
1064 * fileread.cc: (File_read::View::~View): Use the new
1065 data_ownership_ filed.
1066 (File_read::~File_read): Dispose the new whole_file_view_.
1067 (File_read::open): Mmap the whole file if needed.
1068 (File_read::open): Use whole_file_view_ instead of contents_.
1069 (File_read::find_view): Use whole_file_view_ if applicable.
1070 (File_read::do_read): Use whole_file_view_ instead of contents_.
1071 (File_read::make_view): Use whole_file_view_ instead of contents_,
1072 update File_read::View::View call.
1073 (File_read::find_or_make_view): Update File_read::View::View
1074 call.
1075 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1076 remove contents_
1077 (File_read::View::Data_ownership): New enum.
1078 (File_read::View::View): Replace bool mapped_ with Data_ownership
1079 argument.
1080 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1081 (File_read::View::data_ownership_): New field.
1082 (File_read::contents_): Remove (replaced by whole_file_view_).
1083 (File_read::whole_file_view_): New field.
1084 * options.h (class General_options): Add --keep-files-mapped.
1085
24998053
CC		 10862009-10-27 Cary Coutant <ccoutant@google.com>
1087
1088 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1089 * testsuite/Makefile.am (plugin_test_5): New test case.
1090 * testsuite/Makefile.in: Regenerate.
1091
72adc4fa
DK		 10922009-10-25 Doug Kwan <dougkwan@google.com>
1093
1094 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1095 from private to protected to allow access by child class.
1096 (Sized_relobj::do_relocate_sections): New method declaration.
1097 (Sized_relobj::relocate_sections): Virtualize.
1098 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1099 Sized_relobj::relocate_sections. Instantiate template explicitly
1100 for different target sizes and endianity.
1101
07f508a2
DK		 11022009-10-24 Doug Kwan <dougkwan@google.com>
1103
1104 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1105 (Arm_input_section::as_arm_input_section): New method.
1106 (Arm_output_section): New class definition.
1107 (Arm_output_section::create_stub_group,
1108 Arm_output_section::group_sections): New method definitions.
1109
10ad9fe5
DK		 11102009-10-22 Doug Kwan <dougkwan@google.com>
1111
1112 * arm.cc (Arm_input_section): New class definition.
1113 (Arm_input_section::init, Arm_input_section:do_write,
1114 Arm_input_section::set_final_data_size,
1115 Arm_input_section::do_reset_address_and_file_offset): New method
1116 definitions.
1117
56ee5e00
DK		 11182009-10-21 Doug Kwan <dougkwan@google.com>
1119
1120 * arm.cc (Stub_table, Arm_input_section): New forward class
1121 declarations.
1122 (Stub_table): New class defintion.
1123 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1124 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1125 New method definition.
1126
b569affa
DK		 11272009-10-21 Doug Kwan <dougkwan@google.com>
1128
1129 * arm.cc: Update copyright comments.
1130 (Target_arm): New forward class template declaration.
1131 (Arm_address): New type.
1132 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1133 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1134 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1135 constants.
1136 (Insn_template): Same.
1137 (DEF_STUBS): New macro.
1138 (Stub_type): New enum type.
1139 (Stub_template): New class definition.
1140 (Stub): Same.
1141 (Reloc_stub): Same.
1142 (Stub_factory): Same.
1143 (Target_arm::Target_arm): Initialize may_use_blx_ and
1144 should_force_pic_veneer_.
1145 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1146 Target_arm::should_force_pic_veneer,
1147 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1148 Target_arm::using_thumb_only, Target_arm:;default_target): New
1149 method defintions.
1150 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1151 New data member declarations.
1152 (Insn_template::size, Insn_template::alignment): New method defintions.
1153 (Stub_template::Stub_template): New method definition.
1154 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1155 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1156 (Stub_factory::Stub_factory): New method definition.
1157 * gold.h (string_hash): New template.
1158 * output.h (Input_section_specifier::hash_value): Use
1159 gold::string_hash.
1160 (Input_section_specifier::string_hash): Remove.
1161 * stringpool.cc (Stringpool_template::string_hash): Use
1162 gold::string_hash.
1163
6c172549
DK		 11642009-10-20 Doug Kwan <dougkwan@google.com>
1165
1166 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1167 symbols of relaxed input sections.
1168 * output.h (Output_section::find_relaxed_input_section): Make
1169 method public.
1170
c5617f2f
DK		 11712009-10-16 Doug Kwan <dougkwan@google.com>
1172
1173 * dynobj.cc (Versions::Versions): Initialize version_script_.
1174 Only insert base version symbol definition for a shared object
1175 if version script defines any version versions.
1176 (Versions::define_base_version): New method definition.
1177 (Versions::add_def): Check that base version is not needed.
1178 (Versions::add_need): Define base version lazily.
1179 * dynobj.h (Versions::define_base_version): New method declaration.
1180 (Versions::needs_base_version_): New data member declaration.
1181 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1182 (check_DATA): Add no_version_test.stdout.
1183 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1184 New make rules.
1185 * testsuite/Makefile.in: Regenerate.
1186 * testsuite/no_version_test.c: New file.
1187 * testsuite/no_version_test.sh: Ditto.
1188
3c12dcdb
DK		 11892009-10-16 Doug Kwan <dougkwan@google.com>
1190
1191 * expression.cc (class Segment_start_expression): New class definition.
1192 (Segment_start_expression::value): New method definition.
1193 (script_exp_function_segment_start): Return a new
1194 Segment_start_expression.
1195 * gold/script-c.h (script_saw_segment_start_expression): New function
1196 prototype.
1197 * script-sections.cc (Script_sections::Script_sections): Initialize
1198 SAW_SEGMENT_START_EXPRESSION_ to false.
1199 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1200 and -Tbbs options to specify section addresses if given in
1201 command line and no SEGMENT_START expression is seen in a script.
1202 * script-sections.h (Script_sections::saw_segment_start_expression,
1203 Script_sections::set_saw_segment_start_expression): New method
1204 definition.
1205 (Script_sections::saw_segment_start_expression_): New data member
1206 declaration.
1207 * script.cc (script_saw_segment_start_expression): New function.
1208 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1209 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1210 script_test_7.sh and script_test_8.sh.
1211 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1212 script_test_8.stdout.
1213 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1214 (script_test_6, script_test_6.stdout, script_test_7,
1215 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1216 * Makefile.in: Regenerate.
1217 * testsuite/script_test_6.sh: New file.
1218 * testsuite/script_test_6.t: Same.
1219 * testsuite/script_test_7.sh: Same.
1220 * testsuite/script_test_7.t: Same.
1221 * testsuite/script_test_8.sh: Same.
1222
64b1ae37
DK		 12232009-10-16 Doug Kwan <dougkwan@google.com>
1224
1225 * output.cc (Output_segment::set_section_list_address): Cast
1226 expressions to unsigned long long type to avoid format warnings.
1227
661be1e2
ILT		 12282009-10-15 Ian Lance Taylor <iant@google.com>
1229
12edd763 1230 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1231 dot assignment to script_sections_.
12edd763
ILT		 1232 * script-sections.cc (Script_sections::add_dot_assignment):
1233 Initialize if necessary.
1234
68b6574b
ILT		 1235 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1236 program headers with no load segment if there is a linker script.
1237
661be1e2
ILT		 1238 * layout.cc (Layout::set_segment_offsets): Align the file offset
1239 to the segment aligment for -N or -n with no load segment.
1240 * output.cc (Output_segment::add_output_section): Don't crash if
1241 the first section is a TLS section.
1242 (Output_segment::set_section_list_addresses): Print an error
1243 message if the address moves backward in a linker script.
1244 * script-sections.cc
1245 (Output_section_element_input::set_section_addresses): Don't
1246 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1247 (Orphan_output_section::set_section_addresses): Likewise.
1248
f15f61a7
DK		 12492009-10-15 Doug Kwan <dougkwan@google.com>
1250
1251 * layout.cc (Layout::finish_dynamic_section): Generate tags
1252 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1253 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1254 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1255
82bb573a
ILT		 12562009-10-14 Ian Lance Taylor <iant@google.com>
1257
1258 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1259 fields.
1260 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1261 data_shdr fields of relinfo.
1262 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1263 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1264 R_386_TLS_LDO_32, adjust based on section flags.
1265 (Target_i386::Relocate::fix_up_ldo): Remove.
1266
374ad285
ILT		 12672009-10-13 Ian Lance Taylor <iant@google.com>
1268
1269 Add support for -pie.
1270 * options.h (class General_options): Add -pie and
1271 --pic-executable.
1272 (General_options::output_is_position_independent): Test -pie.
1273 (General_options::output_is_executable): Return true if not shared
1274 and not relocatable.
1275 (General_options::output_is_pie): Remove.
1276 * options.cc (General_options::finalize): Reject incompatible uses
1277 of -pie.
1278 * gold.cc (queue_middle_tasks): A -pie link is not static.
1279 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1280 * symtab.cc (Symbol::final_value_is_known): Return false if
1281 output_is_position_independent.
1282 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1283 output_is_position_independent.
1284 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1285 output_is_position_independent.
1286 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1287 output_is_position_independent.
1288 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1289 two_file_pie_test.
1290 (basic_pie_test.o, basic_pie_test): New targets.
1291 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1292 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1293 (two_file_pie_test): New target.
1294 * testsuite/Makefile.in: Rebuild.
1295 * README: Remove note saying that -pie is not supported.
1296
c6585162
ILT		 12972009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1298
1299 * options.h (class General_options): Add -init and -fini.
1300 * layout.cc (Layout::finish_dynamic_section): Emit
1301 given init and fini functions.
1302
032ce4e9
ST		 13032009-10-13 Sriraman Tallam <tmsriram@google.com>
1304
1305 * gc.h (gc_process_relocs): Check if icf is enabled using new
1306 function.
1307 * gold.cc (queue_initial_tasks): Likewise.
1308 (queue_middle_tasks): Likewise.
1309 * object.cc (do_layout): Likewise.
1310 * symtab.cc (is_section_folded): Likewise.
1311 * main.cc (main): Likewise.
1312 * reloc.cc (Read_relocs::run): Likewise.
1313 (Sized_relobj::do_scan_relocs): Likewise.
1314 * icf.cc (is_function_ctor_or_dtor): New function.
1315 (Icf::find_identical_sections): Check if function is ctor or dtor when
1316 safe icf is chosen.
1317 * options.h (General_options::icf): Change option to be an enum.
1318 (Icf_status): New enum.
1319 (icf_enabled): New method.
1320 (icf_safe_folding): New method.
1321 (set_icf_status): New method.
1322 (icf_status_): New variable.
1323 * (options.cc) (General_options::finalize): Set icf_status_.
1324 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1325 icf_test and icf_keep_unique_test to use the --icf enum flag.
1326 * testsuite/icf_safe_test.sh: New file.
1327 * testsuite/icf_safe_test.cc: New file.
1328
f345227a
ST		 13292009-10-12 Sriraman Tallam <tmsriram@google.com>
1330
1331 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1332 includes to gc.h and icf.h.
1333 * arm.cc: Include gc.h.
1334 * gold.cc: Likewise.
1335 * i386.cc: Likewise.
1336 * powerpc.cc: Likewise.
1337 * sparc.cc: Likewise.
1338 * x86_64.cc: Likewise.
1339 * gc.h: Include icf.h.
1340
1c7814ed
ILT		 13412009-10-11 Ian Lance Taylor <iant@google.com>
1342
1343 * plugin.cc: Include "gold.h" before other header files.
1344
ae3b5189
CD		 13452009-10-10 Chris Demetriou <cgd@google.com>
1346
1347 * options.h (Input_file_argument::Input_file_type): New enum.
1348 (Input_file_argument::is_lib_): Replace with...
1349 (Input_file_argument::type_): New member.
1350 (Input_file_argument::Input_file_argument): Take Input_file_type
1351 'type' rather than boolean 'is_lib' as second argument.
1352 (Input_file_argument::is_lib): Use type_.
1353 (Input_file_argument::is_searched_file): New function.
1354 (Input_file_argument::may_need_search): Handle is_searched_file.
1355 * options.cc (General_options::parse_library): Support -l:filename.
1356 (General_options::parse_just_symbols): Update for Input_file_argument
1357 changes.
1358 (Command_line::process): Likewise.
1359 * archive.cc (Archive::get_file_and_offset): Likewise.
1360 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1361 * script.cc (read_script_file, script_add_file): Likewise.
1362 * fileread.cc (Input_file::Input_file): Likewise.
1363 (Input_file::will_search_for): Handle is_searched_file.
1364 (Input_file::open): Likewise.
1365 * readsyms.cc (Read_symbols::get_name): Likewise.
1366 * testsuite/Makefile.am (searched_file_test): New test.
1367 * testsuite/Makefile.in: Regenerate.
1368 * testsuite/searched_file_test.cc: New file.
1369 * testsuite/searched_file_test_lib.cc: New file.
1370
f3048a1d
ILT		 13712009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1372 Ian Lance Taylor <iant@google.com>
1373
1374 * descriptor.cc: Include <cstdio> and "binary-io.h".
1375 (Descriptors::open): Open the files in binary mode always.
1376 * script.cc (Lex::get_token): Treat \r as whitespace.
1377
d4780e57
ILT		 13782009-10-09 Ian Lance Taylor <iant@google.com>
1379
1380 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1381
d9a893b8
ILT		 13822009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1383 Ian Lance Taylor <iant@google.com>
1384
1385 * configure.ac: Check for readv function also.
1386 * fileread.cc (readv): Define if not HAVE_READV.
1387 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1388 does not exist.
1389 * config.in: Regenerate.
1390 * configure: Regenerate.
1391
c0a62865
DK		 13922009-10-09 Doug Kwan <dougkwan@google.com>
1393
1394 * layout.cc (Layout::make_output_section): Call target hook to make
1395 ordinary output section.
1396 (Layout::finalize): Adjust parameter list of call the
1397 Target::may_relax().
1398 * layout.h (class Layout::section_list): New method.
1399 * merge.h (Output_merge_base::entsize): Change visibility to public.
1400 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1401 New methods.
1402 (Output_merge_string::do_is_string): New method.
1403 * object.cc (Sized_relobj::do_setup): renamed from
1404 Sized_relobj::set_up.
1405 * object.h (Sized_relobj::adjust_shndx,
1406 Sized_relobj::initializ_input_to_output_maps,
1407 Sized_relobj::free_input_to_output_maps): Change visibilities to
1408 protected.
1409 (Sized_relobj::setup): Virtualize.
1410 (Sized_relobj::do_setup): New method declaration.
1411 (Sized_relobj::invalidate_section_offset,
1412 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1413 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1414 * options.cc (parse_int): New function.
1415 * options.h (parse_int): New declaration.
1416 (DEFINE_int): New macro.
1417 (stub_group_size): New option.
1418 * output.cc (Output_section::Output_section): Initialize memebers
1419 merge_section_map_, merge_section_by_properties_map_,
1420 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1421 (Output_section::add_input_section): Handled deferred code-fill
1422 generation and remove an old comment.
1423 (Output_section::add_relaxed_input_section): New method definition.
1424 (Output_section::add_merge_input_section): Use merge section by
1425 properties map to speed to search. Update merge section maps
1426 as appropriate.
1427 (Output_section::build_relaxation_map): New method definition.
1428 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1429 Same.
1430 (Output_section::relax_input_section): Renamed to
1431 Output_section::convert_input_sections_to_relaxed_sections and change
1432 interface to take a vector of pointers to relaxed sections.
1433 (Output_section::find_merge_section,
1434 Output_section::find_relaxed_input_section): New method definitions.
1435 (Output_section::is_input_address_mapped,
1436 Output_section::output_offset, Output_section::output_address):
1437 Use output section data maps to speed up searching.
1438 (Output_section::find_starting_output_address): Add comments.
1439 (Output_section::do_write,
1440 Output_section::write_to_postprocessing_buffer): Do code-fill
1441 generation as appropriate.
1442 (Output_section::get_input_sections): Invalidate relaxed input section
1443 map.
1444 (Output_section::restore_states): Adjust type of checkpoint .
1445 Invalidate relaxed input section map.
1446 * output.h (Output_merge_base): New class declaration.
1447 (Input_section_specifier): New class defintion.
1448 (class Output_relaxed_input_section) Change base class to
1449 Output_section_data_build.
1450 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1451 base class initializer.
1452 (Output_section::add_relaxed_input_section): New method declaration.
1453 (Output_section::Input_section): Change visibility to protected.
1454 (Output_section::Input_section::relobj,
1455 Output_section::Input_section::shndx): Handle relaxed input sections.
1456 Output_section::input_sections) Change visibility to protected. Also
1457 define overload to return a non-const pointer.
1458 (Output_section::Merge_section_properties): New class defintion.
1459 (Output_section::Merge_section_by_properties_map,
1460 Output_section::Output_section_data_by_input_section_map,
1461 Output_section::Relaxation_map): New types.
1462 (Output_section::relax_input_section): Rename method to
1463 Output_section::convert_input_sections_to_relaxed_sections and change
1464 interface to take a vector of relaxed section pointers.
1465 (Output_section::find_merge_section,
1466 Output_section::find_relaxed_input_section,
1467 Output_section::build_relaxation_map,
1468 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1469 New method declarations.
1470 (Output_section::merge_section_map_
1471 Output_section::merge_section_by_properties_map_,
1472 Output_section::relaxed_input_section_map_,
1473 Output_section::is_relaxed_input_section_map_valid_,
1474 Output_section::generate_code_fills_at_write_): New data members.
1475 * script-sections.cc
1476 (Output_section_element_input::set_section_addresses): Call
1477 current_data_size and addralign methods of relaxed input sections.
1478 (Orphan_output_section::set_section_addresses): Call current_data_size
1479 and addralign methods of relaxed input sections.
1480 * symtab.cc (Symbol_table::compute_final_value): Extract template
1481 from the body of Symbol_table::sized_finalize_symbol.
1482 (Symbol_table::sized_finalized_symbol): Call
1483 Symbol_table::compute_final_value.
1484 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1485 (Symbol_table::compute_final_value): New templated method declaration.
1486 * target.cc (Target::do_make_output_section): New method defintion.
1487 * target.h (Target::make_output_section): New method declaration.
1488 (Target::relax): Add more parameters for input objects, symbol table
1489 and layout. Adjust call to do_relax.
1490 (Target::do_make_output_section): New method declaration.
1491 (Target::do_relax): Add parameters for input objects, symbol table
1492 and layout.
1493
d446d6c4
ILT		 14942009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1495
1496 * pread.c: Include stdio.h.
1497
bc06c745
ILT		 14982009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1499
1500 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1501 defined.
1502
75aea3d0
ILT		 15032009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1504
1505 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1506 Change read_shndx type to unsigned int.
1507 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1508 int.
1509 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1510 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1511 Change read_shndx type to unsigned int.
1512 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1513 int.
1514 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1515 * layout.cc (Layout::create_symtab_sections): Cast the result of
1516 local_symcount * symsize to off_t in the gold_assert.
1517
be8fcb75
ILT		 15182009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1519
1520 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1521 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1522 R_ARM_BASE_ABS.
1523 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1524 (Arm_relocate_functions::thm_abs5): New function.
1525 (Arm_relocate_functions::abs12): New function.
1526 (Arm_relocate_functions::abs16): New function.
1527 (Arm_relocate_functions::base_abs): New function.
1528 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1529 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1530 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1531 R_ARM_BASE_ABS.
1532 (Scan::global): Likewise.
1533 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1534 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1535 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1536 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1537 R_ARM_BASE_ABS.
1538
c2a122b6
ILT		 15392009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1540
1541 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1542 (Arm_relocate_functions::movt_prel): New function.
1543 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1544 (Arm_relocate_functions::thm_movt_prel): New function.
1545 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1546 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1547 (Scan::global, Relocate::relocate): Likewise.
1548 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1549
c4aa1e2d
ILT		 15502009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1551
1552 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1553 Incremental_checker.
1554 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1555 unsigned int.
1556 (class Incremental_inputs_header): New class.
1557 (Incremental_inputs_header_writer): Edit comment.
1558 (Incremental_inputs_entry): New class.
1559 (Incremental_inputs_entry_writer): Edit comment.
1560 (Sized_incremental_binary::do_find_incremental_inputs_section):
1561 Add *strtab_shndx parameter, fill it.
1562 (Sized_incremental_binary::do_check_inputs): New method.
1563 (Incremental_checker::can_incrementally_link_output_file): Use
1564 Sized_incremental_binary::check_inputs.
1565 (Incremental_inputs::report_command_line): Save command line in
1566 command_line_.
1567 * incremental.h:
1568 (Incremental_binary::find_incremental_inputs_section): New
1569 method.
1570 (Incremental_binary::do_find_incremental_inputs_section): Add
1571 strtab_shndx parameter.
1572 (Incremental_binary::do_check_inputs): New pure virtual method.
1573 (Sized_incremental_binary::do_check_inputs): Declare.
1574 (Incremental_checker::Incremental_checker): Add incremental_inputs
1575 parameter, use it to initialize incremental_inputs_.
1576 (Incremental_checker::incremental_inputs_): New field.
1577 (Incremental_checker::command_line): New method.
1578 (Incremental_checker::inputs): New method.
1579 (Incremental_checker::command_line_): New field.
1580
c549a694
ILT		 15812009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1582
1583 * incremental.cc: Include <cstdarg> and "target-select.h".
1584 (vexplain_no_incremental): New function.
1585 (explain_no_incremental): New function.
1586 (Incremental_binary::error): New method.
1587 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1588 method.
1589 (make_sized_incremental_binary): New function.
1590 (open_incremental_binary): New function.
1591 (can_incrementally_link_file): Add checks if output is ELF and has
1592 inputs section.
1593 * incremental.h: Include "elfcpp_file.h" and "output.h".
1594 (Incremental_binary): New class.
1595 (Sized_incremental_binary): New class.
1596 (open_incremental_binary): Declare.
1597 * object.cc (is_elf_object): Use
1598 elfcpp::Elf_recognizer::is_elf_file.
1599 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1600 * output.h (Output_file::filesize): New method.
1601
fd3c5f0b
ILT		 16022009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1603
1604 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1605 New function.
1606 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1607 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1608 function.
1609 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1610 function.
1611 (Arm_relocate_functions::movw_abs_nc): New function.
1612 (Arm_relocate_functions::movt_abs): New function.
1613 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1614 (Arm_relocate_functions::thm_movt_abs): New function.
1615 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1616 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1617 (Scan::global): Likewise.
1618 (Relocate::relocate): Likewise.
1619 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1620
7f5309a5
ILT		 16212009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1622
1623 * arm.cc (Arm_relocate_functions::got_prel) New function.
1624 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1625 (Relocate::relocate): Likewise.
1626 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1627
364c7fa5
ILT		 16282009-10-06 Ian Lance Taylor <iant@google.com>
1629
1630 * options.h (class General_options): Define
1631 split_stack_adjust_size parameter.
1632 * object.h (class Object): Add uses_split_stack_ and
1633 has_no_split_stack_ fields. Add uses_split_stack and
1634 has_no_split_stack accessor functions. Declare
1635 handle_split_stack_section.
1636 (class Reloc_symbol_changes): Define.
1637 (class Sized_relobj): Define Function_offsets. Declare
1638 split_stack_adjust, split_stack_adjust_reltype, and
1639 find_functions.
1640 * object.cc (Object::handle_split_stack_section): New function.
1641 (Sized_relobj::do_layout): Call handle_split_stack_section.
1642 * dynobj.cc (Sized_dynobj::do_layout): Call
1643 handle_split_stack_section.
1644 * reloc.cc (Sized_relobj::relocate_sections): Call
1645 split_stack_adjust for executable sections in split_stack
1646 objects. Pass reloc_map to relocate_section.
1647 (Sized_relobj::split_stack_adjust): New function.
1648 (Sized_relobj::split_stack_adjust_reltype): New function.
1649 (Sized_relobj::find_functions): New function.
1650 * target-reloc.h: Include "object.h".
1651 (relocate_section): Add reloc_symbol_changes parameter. Change
1652 all callers.
1653 * target.h (class Target): Add calls_non_split method. Declare
1654 do_calls_non_split virtual method. Declare match_view and
1655 set_view_to_nop.
1656 * target.cc: Include "elfcpp.h".
1657 (Target::do_calls_non_split): New function.
1658 (Target::match_view): New function.
1659 (Target::set_view_to_nop): New function.
1660 * gold.cc (queue_middle_tasks): Give an error if mixing
1661 split-stack and non-split-stack objects with -r.
1662 * i386.cc (Target_i386::relocate_section): Add
1663 reloc_symbol_changes parameter.
1664 (Target_i386::do_calls_non_split): New function.
1665 * x86_64.cc (Target_x86_64::relocate_section): Add
1666 reloc_symbol_changes parameter.
1667 (Target_x86_64::do_calls_non_split): New function.
1668 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1669 parameter.
1670 * powerpc.cc (Target_powerpc::relocate_section): Add
1671 reloc_symbol_changes parameter.
1672 * sparc.cc (Target_sparc::relocate_section): Add
1673 reloc_symbol_changes parameter.
1674 * configure.ac: Call AM_CONDITIONAL for the default target.
1675 * configure: Rebuild.
1676 * testsuite/Makefile.am (TEST_AS): New variable.
1677 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1678 (check_DATA): Add split_i386 and split_x86_64 files.
1679 (SPLIT_DEFSYMS): Define.
1680 (split_i386_[1234n].o): New targets.
1681 (split_i386_[124]): New targets.
1682 (split_i386_[1234r].stdout): New targets.
1683 (split_x86_64_[1234n].o): New targets.
1684 (split_x86_64_[124]): New targets.
1685 (split_x86_64_[1234r].stdout): New targets.
1686 (MOSTLYCLEANFILES): Add new executables.
1687 * testsuite/split_i386.sh: New file.
1688 * testsuite/split_x86_64.sh: New file.
1689 * testsuite/split_i386_1.s: New file.
1690 * testsuite/split_i386_2.s: New file.
1691 * testsuite/split_i386_3.s: New file.
1692 * testsuite/split_i386_4.s: New file.
1693 * testsuite/split_i386_n.s: New file.
1694 * testsuite/split_x86_64_1.s: New file.
1695 * testsuite/split_x86_64_2.s: New file.
1696 * testsuite/split_x86_64_3.s: New file.
1697 * testsuite/split_x86_64_4.s: New file.
1698 * testsuite/split_x86_64_n.s: New file.
1699 * testsuite/testfile.cc (Target_test): Update relocation_section
1700 function.
1701 * testsuite/Makefile.in: Rebuild.
1702
e8a9fcda
ILT		 17032009-10-06 Ian Lance Taylor <iant@google.com>
1704
1705 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1706 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1707 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1708 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1709 the address on ldo_addrs_.
1710 (Target_i386::Relocate::fix_up_ldo): New function.
1711
e99daf92
ILT		 17122009-10-06 Rafael Espindola <espindola@google.com>
1713
1714 * plugin.cc (add_input_library): New.
1715 (Plugin::load): Add add_input_library to tv.
1716 (Plugin_manager::add_input_file): Add the is_lib argument.
1717 (add_input_file): Update call to Plugin_manager::add_input_file.
1718 (add_input_library): New.
1719 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1720
966d4097
DK		 17212009-09-30 Doug Kwan <dougkwan@google.com>
1722
1723 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1724 symbol and call Symbol::may_need_copy_reloc to determine if
1725 a copy reloc is needed.
1726 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1727 nocopyreloc is given in command line.
1728 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1729 given in command line.
1730 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1731 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1732 of the removed Target_i386::may_need_copy_reloc.
1733 * options.h (copyreloc): New option with default value false.
1734 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1735 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1736 instead of the removed Target_powerpc::may_need_copy_reloc.
1737 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1738 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1739 instead of the removed Target_sparc::may_need_copy_reloc.
1740 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1741 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1742 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1743 instead of the removed Target_x86_64::may_need_copy_reloc.
1744
029ba973
ILT		 17452009-09-30 Ian Lance Taylor <iant@google.com>
1746
1747 * object.h (class Object): Remove target_ field, and target,
1748 sized_target, and set_target methods.
1749 (Object::sized_target): Remove.
1750 (class Sized_relobj): Update declarations. Remove sized_target.
1751 * object.cc (Sized_relobj::setup): Remove target parameter.
1752 Change all callers.
1753 (Input_objects::add_object): Don't do anything with the target.
1754 (make_elf_sized_object): Add punconfigured parameter. Change all
1755 callers. Set or test parameter target.
1756 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1757 Change all callers.
1758 * parameters.cc (Parameters::set_target): Change parameter type to
1759 be non-const.
1760 (Parameters::default_target): Remove.
1761 (set_parameters_target): Change parameter type to be non-const.
1762 (parameters_force_valid_target): New function.
1763 (parameters_clear_target): New function.
1764 * parameters.h (class Parameters): Update declarations. Remove
1765 default_target method. Add sized_target and clear_target
1766 methods. Change target_ to be non-const.
1767 (set_parameters_target): Update declaration.
1768 (parameters_force_valid_target): Declare.
1769 (parameters_clear_target): Declare.
1770 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1771 as NULL if we aren't searching.
1772 (Add_symbols::run): Don't check for compatible target.
1773 * fileread.cc (Input_file::open_binary): Call
1774 parameters_force_valid_target.
1775 * gold.cc (queue_middle_tasks): Likewise.
1776 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1777 set_target on object.
1778 * dynobj.h (class Sized_dynobj): Update declarations.
1779 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1780 make_elf_object returns NULL.
1781 (Archive::include_member): Don't check whether object target is
1782 compatible.
1783 * output.cc (Output_section::add_input_section): Get target from
1784 parameters.
1785 (Output_section::relax_input_section): Likewise.
1786 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1787 parameters.
1788 (Sized_relobj::do_scan_relocs): Likewise.
1789 (Sized_relobj::relocate_sections): Likewise.
1790 * resolve.cc (Symbol_table::resolve): Likewise.
1791 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1792 parameter. Change all callers.
1793 (Symbol_table::add_from_object): Get target from parameters.
1794 (Symbol_table::add_from_relobj): Don't check object target.
1795 (Symbol_table::add_from_dynobj): Likewise.
1796 (Symbol_table::define_special_symbol): Get target from
1797 parameters.
1798 * symtab.h (class Symbol_table): Update declaration.
1799 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1800 parameter. Change all callers. Clear parameter target.
1801 (Binary_test): Test target here.
1802 * testsuite/object_unittest.cc (gold_testsuite): Remove
1803 target_test_pointer parameter. Change all callers.
1804 (Object_test): Test target here.
1805
a6a22b83
ILT		 18062009-09-26 Ian Lance Taylor <iant@google.com>
1807
1808 * testsuite/initpri1.c: Don't try to use constructor priorities if
1809 compiling with gcc before 4.3.
1810
6a8f49fe
ILT		 18112009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1812
1813 * testsuite/retain_symbols_file_test.sh (check_present): Change
1814 output file name to retain_symbols_file_test.stdout.
1815 (check_absent): Likewise.
1816
8c604651
CS		 18172009-09-18 Craig Silverstein <csilvers@google.com>
1818
1819 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1820 * options.cc: Include <cerrno> and <fstream>.
1821 (General_options::finalize): Parse -retain-symbols-file tag.
1822 * options.h: New flag.
1823 (General_options): New method should_retain_symbol, new
1824 variable symbols_to_retain.
1825 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1826 should_retain_symbol map.
1827 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1828 * testsuite/Makefile.in: Regenerate.
1829 * testsuite/retain_symbols_file_test.sh: New file.
1830
ca58b19f
NC		 18312009-09-18 Nick Clifton <nickc@redhat.com>
1832
1833 * po/es.po: Updated Spanish translation.
1834
20e6d0d6
DK		 18352009-09-17 Doug Kwan <dougkwan@google.com>
1836
1837 * debug.h (DEBUG_RELAXATION): New constant.
1838 (DEBUG_ALL): Add DEBUG_RELAXATION.
1839 (debug_string_to_enum): Add relaxation debug option.
1840 * layout.cc
1841 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1842 Layout::Relaxation_debug_check::read_sections,
1843 Layout::Relaxation_debug_check::read_sections): New method definitions.
1844 (Layout::Layout): Initialize data members
1845 record_output_section_data_from_scrips_,
1846 script_output_section_data_list_ and relaxation_debug_check_.
1847 (Layout::save_segments, Layout::restore_segments,
1848 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1849 Layout::relaxation_loop_body): New method definitions.
1850 (Layout::finalize): Support relaxation. Move section layout code to
1851 Layout::relaxation_loop_body.
1852 (Layout::set_asection_address_from_script): Move code for orphan
1853 section placement out.
1854 (Layout::place_orphan_sections_in_script): New method definition.
1855 * layout.h (Output_segment_headers, Output_file_header):
1856 New forward class declarations.
1857 (Layout::~Layout): Define.
1858 (Layout::new_output_section_data_from_script): New method definition.
1859 (Layout::place_orphan_sections_in_script): New method declaration.
1860 (Layout::Segment_states): New type declaration.
1861 (Layout::save_segments, Layout::restore_segments,
1862 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1863 Layout::relaxation_loop_body): New method declarations.
1864 (Layout::Output_section_data_list): New type declaration.
1865 (Layout::Relaxation_debug_check): New class definition.
1866 (Layout::record_output_section_data_from_script_,
1867 Layout::script_output_section_data_list_, Layout::segment_states_,
1868 Layout::relaxation_debug_check_): New data members.
1869 * output.cc: (Output_section_headers::do_size): New method definition.
1870 (Output_section_headers::Output_section_headers): Move size
1871 computation to Output_section_headers::do_size.
1872 (Output_segment_headers::do_size): New method definition.
1873 (Output_file_header::Output_file_header): Move size computation to
1874 Output_file_header::do_size and call it.
1875 (Output_file_header::do_size): New method definition.
1876 (Output_data_group::Output_data_group): Adjust call to
1877 Output_section_data.
1878 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1879 (Output_symtab_xindex::do_write): Add array bound check.
1880 (Output_section::Input_section::print_to_mapfile): Handle
1881 RELAXED_INPUT_SECTION_CODE.
1882 (Output_section::Output_section): Initialize data member checkpoint_.
1883 (Output_section::~Output_section): Delete checkpoint object pointed
1884 by checkpoint_.
1885 (Output_section::add_input_section): Always add an Input_section if
1886 relaxing.
1887 (Output_section::add_merge_input_section): Add assert.
1888 (Output_section::relax_input_section): New method definition.
1889 (Output_section::set_final_data_size): Set load address to zero for
1890 an unallocated section.
1891 (Output_section::do_address_and_file_offset_have_reset_values):
1892 New method definition.
1893 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1894 Handle relaxed input section.
1895 (Output_section::sort_attached_input_sections): Checkpoint input
1896 section list lazily.
1897 (Output_section::get_input_sections): Change type of input_sections to
1898 list of Simple_input_section pointers. Checkpoint input section list
1899 lazily. Also handle relaxed input sections.
1900 (Output_section::add_input_section_for_script): Take a reference to
1901 a Simple_input_section object instead of Relobj pointer and section
1902 index as parameter. Handle relaxed input sections.
1903 (Output_section::save_states, Output_section::restore_states): New
1904 method definitions.
1905 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1906 (Output_data::is_data_size_fixed): New method definition.
1907 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1908 if it is fixed.
1909 (Output_data::address_and_file_offset_have_reset_values): New method
1910 definition.
1911 (Output_data::do_address_and_file_offset_have_reset_values): New method
1912 definition.
1913 (Output_data::set_data_size): Check that data size is not fixed.
1914 (Output_data::fix_data_size): New method definition.
1915 (Output_data::is_data_size_fixed_): New data member.
1916 (Output_section_headers::set_final_data_size): New method definition.
1917 (Output_section_headers::do_size): New method declaration.
1918 (Output_segment_headers::set_final_data_size): New method definition.
1919 (Output_segment_headers::do_size): New method declaration.
1920 (Output_file_header::set_final_data_size)::New method definition.
1921 (Output_file_header::do_size)::New method declaration.
1922 (Output_section_data::Output_section_data): Add new parameter
1923 is_data_size_fixed and use it to fix data size.
1924 (Output_data_const::Output_data_const): Adjust call to base class
1925 constructor and fix data size.
1926 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1927 base class constructor and fix data size.
1928 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1929 base class constructor and fix data size.
1930 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1931 class constructor and fix data size.
1932 (Output_data_group::set_final_data_size): New method definition.
1933 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1934 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1935 class constructor and fix data size.
1936 (Output_relaxed_input_section): New class definition.
1937 (Output_section::Simple_input_section): New class definition.
1938 (Output_section::get_input_sections): Adjust parameter list.
1939 (Output_section::add_input_section_for_script): Same.
1940 (Output_section::save_states, Output_section::restore_states,
1941 Output_section::do_address_and_file_offset_have_reset_values,
1942 (Output_section::Input_section::Input_section): Handle
1943 RELAXED_INPUT_SECTION_CODE. Add new overload for
1944 Output_relaxed_input_section.
1945 (Output_section::Input_section::is_input_section,
1946 Output_section::Input_section::set_output_section): Handle relaxed
1947 input section.
1948 (Output_section::Input_section::is_relaxed_input_section,
1949 Output_section::Input_section::output_section_data,
1950 Output_section::Input_section::relaxed_input_section): New method
1951 definitions.
1952 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1953 value.
1954 (Output_section::Input_section::u1_): Update comments.
1955 (Output_section::Input_section::u2_): Add new union member poris.
1956 (Output_section::Checkpoint_output_section): New classs definition.
1957 (Output_section::relax_input_section): New method declaration.
1958 (Output_section::checkpoint_): New data member.
1959 (Output_segment): Update comments.
1960 (Output_segment::Output_segment): Un-privatize copy constructor.
1961 (Output_segment::operator=): Un-privatize.
1962 * script-sections.cc (Output_section_element::Input_section_list):
1963 Change element type to Output_section::Simple_input_section.
1964 (Output_section_element_dot_assignment::set_section_addresses):
1965 Register output section data for relaxation clean up.
1966 (Output_data_exression::Output_data_expression): Adjust call to base
1967 constructor to fix data size.
1968 (Output_section_element_data::set_section_addresses): Register
1969 Output_data_expression object for relaxation clean up.
1970 (struct Input_section_info): Replace Relobj pointer and section index
1971 pair with Output_section::Simple_input_section and Convert struct to a
1972 class.
1973 (Input_section_sorter::operator()): Adjust access to
1974 Input_section_info data member to use accessors.
1975 (Output_section_element_input::set_section_addresses): Use layout
1976 parameter. Adjust code to use Output_section::Simple_input_section
1977 and Input_secction_info classes. Register filler for relaxation
1978 clean up.
1979 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1980 and section index pair with Output_section::Simple_input_section
1981 class. Adjust code accordingly.
1982 (Phdrs_element::release_segment): New method definition.
1983 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1984 segment list.
1985 (Script_sections::release_segments): New method definition.
1986 * gold/script-sections.h (Script_sections::release_segments): New
1987 method declaration.
1988 * gold/target.h (Target::may_relax, Target::relax,
1989 Target::do_may_relax, Target::do_relax): New method definitions.
1990
5e445df6
ILT		 19912009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1992
1993 * arm.cc (has_signed_unsigned_overflow): New function.
1994 (Arm_relocate_functions::abs8): New function.
1995 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1996 (Target_arm::Scan::global): Likewise.
1997 (Target_arm::relocate::relocate): Likewise.
1998 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1999 Likewise.
2000
8c604651 20012009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 2002
2003 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2004 * testsuite/Makefile.in: Regenerate.
2005
1e9cc1c2
NC		 20062009-09-11 Nick Clifton <nickc@redhat.com>
2007
2008 * po/gold.pot: Updated by the Translation project.
2009
6a89f575
CC		 20102009-09-08 Cary Coutant <ccoutant@google.com>
2011
2012 * output.cc (Output_file::open): Add execute permission to empty file.
2013 * testsuite/Makefile.am (permission_test): New test.
2014 * testsuite/Makefile.in: Regenerate.
2015
fdcac5af
ILT		 20162009-09-02 Ian Lance Taylor <iant@google.com>
2017
2018 * output.cc (Output_file::resize): Call map_no_anonymous rather
2019 than map.
2020
44453f85
ILT		 20212009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2022
2023 * gold.cc: Include "incremental.h".
2024 (queue_initial_tasks): Call Incremental_checker methods.
2025 * incremental.cc: Include "output.h".
2026 (Incremental_checker::can_incrementally_link_output_file): New
2027 method.
2028 * incremental.h (Incremental_checker): New class.
2029
2030 * output.cc (Output_file::open_for_modification): New method.
2031 (Output_file::map_anonymous): Changed return type to bool. Record
2032 map in base_ field.
2033 (Output_file::map_no_anonymous): New method, broken out of map.
2034 (Output_file::map): Use map_no_anonymous and map_anonymous.
2035 * output.h (class Output_file): Update declarations.
2036
293c1386
CC		 20372009-08-24 Cary Coutant <ccoutant@google.com>
2038
2039 * options.h (Command_line::Pre_options): New class.
2040 (Command_line::pre_options): New member.
2041 * options.cc (gold::options::ready_to_register): New variable.
2042 (One_option::register_option): Do nothing if not registering options.
2043 Assert if same short option registered twice.
2044 (General_options::General_options): Turn off option registration when
2045 done constructing.
2046 (Command_line::Pre_options::Pre_options): New constructor.
2047
f773f3d2
CC		 20482009-08-24 Cary Coutant <ccoutant@google.com>
2049
06a73cfe
CC		 2050 * options.h (General_options::no_keep_memory): Remove incorrect
2051 short option.
f773f3d2 2052
a15af8e2
RW		 20532009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2054
2055 * Makefile.am (am__skiplex, am__skipyacc): New.
2056 * Makefile.in: Regenerate.
2057
c462b41b
RW		 20582009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2059
14ec8efd
RW		 2060 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2061 (INCLUDES): ... this.
2062 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2063 (AM_CPPFLAGS): Renamed from ...
2064 (INCLUDE): ... this.
2065 * Makefile.in, testsuite/Makefile.in: Regenerate.
2066
81ecdfbb
RW		 2067 * Makefile.in: Regenerate.
2068 * aclocal.m4: Likewise.
2069 * config.in: Likewise.
2070 * configure: Likewise.
2071 * testsuite/Makefile.in: Likewise.
2072
c462b41b
RW		 2073 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2074 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2075 * Makefile.in: Regenerate.
2076 * testsuite/Makefile.in: Regenerate.
2077
2da73f13
CC		 20782009-08-19 Cary Coutant <ccoutant@google.com>
2079
2080 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2081 symbols in shared libraries overridden by hidden or internal symbols
2082 in the main program.
2083
2db70501
CD		 20842009-08-19 Chris Demetriou <cgd@google.com>
2085
2086 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2087 checking source file names in error messages.
2088
f733487b
DK		 20892009-08-18 Doug Kwan <dougkwan@google.com>
2090
2091 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2092 an elcpp::Ehdr as parameter. Adjust call to set_target.
2093 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2094 an elfcpp::Ehdr as parameter.
2095 * object.cc (Object::set_target): Remove the version that looks up
2096 a target and sets it.
2097 (Sized_relobj::setup): Take a Target object instead of
2098 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2099 (make_elf_sized_object): Find target and ask target to
2100 make an ELF object.
2101 * object.h: (Object::set_target): Remove the version that looks up
2102 a target and sets it.
2103 (Sized_relobj::setup): Take a Target object instead of
2104 an elfcpp:Ehdr as parameter.
2105 * target.cc: Include dynobj.h.
2106 (Target::do_make_elf_object_implementation): New.
2107 (Target::do_make_elf_object): New.
2108 * target.h (Target::make_elf_object): New template declaration.
2109 (Target::do_make_elf_object): New method declarations.
2110 (Target::do_make_elf_object_implementation): New template declaration.
2111
cc70f101
ILT		 21122009-08-14 Ian Lance Taylor <iant@google.com>
2113
2114 * gold.h (FUNCTION_NAME): Define.
2115 (gold_unreachable): Use FUNCTION_NAME.
2116
ef5e0cb1
ST		 21172009-08-12 Sriraman Tallam <tmsriram@google.com>
2118
2119 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2120 symbol in the --keep-unique list is not found.
2121
48c187ce
ST		 21222009-08-12 Sriraman Tallam <tmsriram@google.com>
2123
2124 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2125 been maked as --keep-unique.
2126 (Icf::unfold_section): New function.
2127 * icf.h (Icf::unfold_section): New function.
2128 * options.h (General_options::keep_unique): New option.
2129 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2130 * testsuite/Makefile.in: Regenerate.
2131 * testsuite/icf_keep_unique_test.sh: New file.
2132 * testsuite/icf_keep_unique_test.cc: New file.
2133
645afe0c
CC		 21342009-08-12 Cary Coutant <ccoutant@google.com>
2135
2136 PR 10471
2137 * resolve.cc (Symbol_table::resolve): Check for references from
2138 dynamic objects to hidden and internal symbols.
2139 * testsuite/Makefile.am (hidden_test.sh): New test.
2140 * testsuite/Makefile.in: Regenerate.
2141 * testsuite/hidden_test.sh: New script.
2142 * testsuite/hidden_test_1.c: New test source.
2143 * testsuite/hidden_test_main.c: New test source.
2144
11af873f
DK		 21452009-08-11 Doug Kwan <dougkwan@google.com>
2146
2147 * arm.cc: Update comments.
2148 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2149 segment to locate the .ARM.exidx section if present.
2150
b9f7d72d
DK		 21512009-08-09 Doug Kwan <dougkwan@google.com>
2152
2153 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2154 patch.
2155
ddd3c53c
ST		 21562009-08-07 Sriraman Tallam <tmsriram@google.com>
2157 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2158 compiler warnings.
2159
27721062
ST		 21602009-08-06 Sriraman Tallam <tmsriram@google.com>
2161
2162 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2163 valid tls_segment only for non-debug-section relocations.
2164 * testsuite/Makefile.am: Add gc_tls_test.
2165 * testsuite/Makefile.in: Regenerate.
2166 * testsuite/gc_tls_test.cc: New file.
2167 * testsuite/gc_tls_test.sh: New file.
2168
ef15dade
ST		 21692009-08-05 Sriraman Tallam <tmsriram@google.com>
2170
2171 * icf.cc: New file.
2172 * icf.h: New file.
2173 * Makefile.am (CCFILES): Add icf.cc.
2174 (HFILES): Add icf.h
2175 * Makefile.in: Regenerate.
2176 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2177 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2178 section, symbol and addend information for the relocs.
2179 * gold.cc (queue_middle_tasks): Call identical code folding.
2180 * gold.h: Add defines for multimap.
2181 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2182 to the call of finalize_local_symbols.
2183 * main.cc (main): Create object of class Icf.
2184 * object.cc (Sized_relobj::do_layout): Allow this function to be
2185 called twice during icf.
2186 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2187 to sections marked as identical by icf.
2188 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2189 when available.
2190 (Sized_relobj::do_section_entsize): New function.
2191 * object.h (Object::section_entsize): New function.
2192 (Object::do_section_entsize): New pure virtual function.
2193 (Relobj::finalize_local_symbols): Add new parameter.
2194 (Relobj::do_section_entsize): New function.
2195 * options.h (General_options::icf): New option.
2196 (General_options::icf_iterations): New option.
2197 (General_options::print_icf_sections): New option.
2198 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2199 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2200 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2201 icf.
2202 * symtab.cc (Symbol_table::is_section_folded): New function.
2203 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2204 to sections marked as identical by icf.
2205 * symtab.h (Symbol_table::set_icf): New function.
2206 (Symbol_table::icf): New function.
2207 (Symbol_table::is_section_folded): New function.
2208 (Symbol_table::icf_): New data member.
2209 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2210 * testsuite/Makefile.am: Add commands to build icf_test.
2211 * testsuite/Makefile.in: Regenerate.
2212 * testsuite/icf_test.sh: New file.
2213 * testsuite/icf_test.cc: New file.
2214
c3b65ac4
CD		 22152009-07-24 Chris Demetriou <cgd@google.com>
2216
2217 * layout.cc (is_compressible_debug_section): Fix incorrect
2218 comment about compressed section names.
2219
1caf2c51
ILT		 22202009-07-20 Ian Lance Taylor <ian@airs.com>
2221
2222 PR 10419
2223 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2224
1ef4d87f
ILT		 22252009-07-16 Ian Lance Taylor <iant@google.com>
2226
2227 PR 10400
2228 * layout.h: #include <map>.
2229 (class Kept_section): Change from struct to class. Add accessors
2230 and setters. Add section size to Comdat_group mapping. Change
2231 Comdat_group to std::map. Add is_comdat_ field. Add
2232 linkonce_size field in union.
2233 (class Layout): Update declaration of find_or_add_kept_section.
2234 Don't declare find_kept_object.
2235 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2236 parameter. Add object, shndx, is_comdat, and is_group_name
2237 parameters. Change all callers. Adjust for new Kept_section.
2238 (Layout::find_kept_object): Remove.
2239 * object.cc (Sized_relobj::include_section_group): Update use of
2240 Kept_section. Rename secnum to shndx. Only record
2241 Kept_comdat_section if sections are the same size.
2242 (Sized_relobj::include_linkonce_section): Update use of
2243 Kept_section. Only record Kept_comdat_section if sections are the
2244 same size. Set size of linkonce section.
2245 (Sized_relobj::map_to_kept_section): Update call to
2246 get_kept_comdat_section.
2247 * object.h (class Sized_relobj): Rename fields in
2248 Kept_comdat_section to drop trailing underscores; change object
2249 field to Relobj*. Change Kept_comdat_section_table to store
2250 struct rather than pointer.
2251 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2252 Add kept_object and kept_shndx parameters. Change all callers.
2253 (Sized_relobj::get_kept_comdat_section): Change return type to
2254 bool. Add kept_object and kept_shndx parameters. Change all
2255 callers.
2256 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2257 Layout::find_or_add_kept_section.
2258
37c3b7b0
ILT		 22592009-07-09 Ian Lance Taylor <iant@google.com>
2260
2261 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2262 Reserve space in the hash table.
2263
98fa85cb
ILT		 22642009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2265
2266 * fileread.cc (File_read::get_mtime): New method.
2267 * fileread.h (Timespec): New structure.
2268 (File_read::get_mtime): New method.
2269 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2270 Renamed from timestamp_nsec.
2271 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2272 Elf_Xword.
2273 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2274 timestamp_nsec.
2275 (Incremental_inputs::report_archive): Save mtime; style fix.
2276 (Incremental_inputs::report_obejct): Save mtime; style fix.
2277 (Incremental_inputs::report_script): Save mtime; style fix.
2278 (Incremental_inputs::finalize_inputs): Style fix.
2279 (Incremental_inputs::finalize): Style fix.
2280 (Incremental_inputs::create_input_section_data): Store inputs
2281 mtime.
2282 * incremental.h (Incremental_inputs::report_script): Add mtime
2283 argument.
2284 (Incremental_inputs::Input_info::Input_info): Intialize only one
2285 union member.
2286 (Incremental_inputs::Input_info::archive): Move to nameless
2287 union.
2288 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2289 (Incremental_inputs::Input_info::script): Move to nameless union.
2290 (Incremental_inputs::mtime): New field.
2291 * script.cc (read_input_script): Pass file mtime to
2292 Incremental_input.
2293 * script.h (Script_info::inputs): Style fix.
2294
c9d70757
ILT		 22952009-07-01 Ian Lance Taylor <ian@airs.com>
2296
2297 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2298 instead of 32.
2299
9c547ec3
ILT		 23002009-06-24 Ian Lance Taylor <iant@google.com>
2301
2302 PR 10156
2303 * layout.cc (Layout::choose_output_section): If we find an
2304 existing section, update the flags.
2305 (Layout::create_notes): New function, broken out of
2306 Layout::finalize.
2307 (Layout::finalize): Don't create note sections.
2308 (Layout::create_note): Don't crash if linker script discards
2309 section.
2310 (Layout::create_gold_note): Likewise.
2311 (Layout::create_build_id): Likewise. Don't set
2312 after_input_sections on the section.
2313 (Layout::create_executable_stack_info): Remove target parameter.
2314 Change caller.
2315 * layout.h (class Layout): Declare create_notes. Update
2316 declaration of create_executable_stack_info.
2317 * gold.cc (queue_middle_tasks): Call create_notes.
2318 * output.cc (Output_section::update_flags_for_input_section): Move
2319 here from output.h. If SHF_ALLOC flag is newly set, mark address
2320 invalid.
2321 * output.h (Output_data::mark_address_invalid): New function.
2322 (class Output_section): Only declare, not define,
2323 update_flags_for_input_section. Remove set_flags.
2324
55458500
ILT		 23252009-06-24 Ian Lance Taylor <iant@google.com>
2326
2327 * script-sections.cc (Output_section_definition::
2328 set_section_addresses): Rename shadowing local load_address to
2329 laddr.
2330
1307d6cd
ILT		 23312009-06-24 Ian Lance Taylor <iant@google.com>
2332
2333 PR 10244
2334 * reloc.cc (relocate_sections): Skip empty relocation sections.
2335
ec3f783e
ILT		 23362009-06-23 Ian Lance Taylor <iant@google.com>
2337
2338 PR 10156
2339 * layout.cc (Layout::create_note): Use choose_output_section
2340 rather than make_output_section.
2341
459c9f1c
ILT		 23422009-06-23 Ian Lance Taylor <iant@google.com>
2343
2344 PR 10237
2345 * options.cc (General_options::parse_V): Set printed_version_.
2346 (General_options::General_options): Initialize printed_version_.
2347 * options.h (class General_options): Add printed_version_ field.
2348 * gold.cc (queue_initial_tasks): If there are no input files,
2349 don't give a fatal error if we printed the version information.
2350 (queue_middle_tasks): If using -r with a shared object, give a
2351 fatal error rather than an ordinary error.
2352
1518dc8f
ILT		 23532009-06-23 Ian Lance Taylor <iant@google.com>
2354
2355 PR 10219
2356 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2357 (Layout::make_output_section): Set have_stabstr_section_ if we see
2358 a .stab*str section.
2359 (Layout::finalize): Call link_stabs_sections.
2360 (Layout::link_stabs_sections): New file.
2361 * layout.h (class Layout): Add have_stabstr_section_ field.
2362 Declare link_stabs_sections.
2363
3d857b98
DK		 23642009-06-23 Doug Kwan <dougkwan@google.com>
2365
2366 * Makefile.am (libgold_a_LIBADD): New.
2367 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2368 * Makefile.in: Regenerate.
2369 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2370 * configure: Regenerate.
2371 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2372 * fileread.cc: Include sys/state.h
2373 * gold.h: Declare memmem and strndup if found missing.
2374 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2375
0639a6f6
ILT		 23762009-06-23 Ian Lance Taylor <iant@google.com>
2377
2378 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2379 * configure: Rebuild.
2380
8d63875c
ILT		 23812009-06-23 Ian Lance Taylor <iant@google.com>
2382
2383 PR 10147
2384 * object.cc (Object::section_contents): Don't try to get a view if
2385 the section has length zero.
2386 (Object::handle_gnu_warning_section): If the section is empty, use
2387 the name of the section as the warning.
2388
f7c8a183
ILT		 23892009-06-23 Ian Lance Taylor <iant@google.com>
2390
2391 PR 10133
2392 * stringpool.h (class Stringpool_template): Add optimize_ field.
2393 (Stringpool_template::set_optimize): New function.
2394 * stringpool.cc (Stringpool_template::Stringpool_template):
2395 Initialize optimize_ field.
2396 (Stringpool_template::set_string_offsets): Test local optimize
2397 fild rather than parameter.
2398 * layout.cc (Layout::Layout): Call set_optimize on the section
2399 name stringpool.
2400
e6a307ba
ILT		 24012009-06-22 Ian Lance Taylor <iant@google.com>
2402
2403 PR 10030
2404 * yyscript.y: Parse TARGET.
2405 * script.cc (script_set_target): New function.
2406 * script-c.h (script_set_target): Declare.
2407 * options.cc (General_options::string_to_object_format): Rename
2408 from string_to_object_format in anonymous namespace. Change
2409 callers.
2410 * options.h (class General_options): Declare
2411 string_to_object_format.
2412
3ee173de
ILT		 24132009-06-22 Ian Lance Taylor <iant@google.com>
2414
2415 * script-sections.cc (Script_sections::create_segments): Don't put
2416 program headers in a PT_LOAD segment if -n or -N.
2417
24182009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2419
2420 PR 10141
2421 * options.h (class General_options): Add -z lazy and -z now. Sort
2422 -z options into alphabetical order.
2423 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2424
cd6739a1 24252009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2426
2427 * layout.cc (Layout::make_output_section): Call
2428 Target::new_output_section.
2429 (Layout::attach_allocated_section_to_segment): Put large section
2430 sections in a separate load segment with the large segment flag
2431 set.
2432 (Layout::segment_precedes): Sort large data segments after other
2433 load segments.
2434 (align_file_offset): New static function.
2435 (Layout::set_segment_offsets): Use align_file_offset.
2436 * output.h (class Output_section): Add is_small_section_ and
2437 is_large_section_ fields.
2438 (Output_section::is_small_section): New function.
2439 (Output_section::set_is_small_section): New function.
2440 (Output_section::is_large_section): New function.
2441 (Output_section::set_is_large_section): New function.
2442 (Output_section::is_large_data_section): New function.
2443 (class Output_segment): Add is_large_data_segment_ field.
2444 (Output_segment::is_large_data_segment): New function.
2445 (Output_segment::set_is_large_data_segment): New function.
2446 * output.cc (Output_section::Output_section): Initialize new
2447 fields.
2448 (Output_segment::Output_segment): Likewise.
2449 (Output_segment::add_output_section): Add assertion that large
2450 data sections always go in large data segments. Force small data
2451 sections to the end of the list of data sections. Force small BSS
2452 sections to the start of the list of BSS sections. For large BSS
2453 sections to the end of the list of BSS sections.
2454 * symtab.h (class Symbol): Declare is_common_shndx.
2455 (Symbol::is_defined): Check Symbol::is_common_shndx.
2456 (Symbol::is_common): Likewise.
2457 (class Symbol_table): Define enum Commons_section_type. Update
2458 declarations. Add small_commons_ and large_commons_ fields.
2459 * symtab.cc (Symbol::is_common_shndx): New function.
2460 (Symbol_table::Symbol_table): Initialize new fields.
2461 (Symbol_table::add_from_object): Put small and large common
2462 symbols in the right list.
2463 (Symbol_table::sized_finalized_symbol): Check
2464 Symbol::is_common_shndx.
2465 (Symbol_table::sized_write_globals): Likewise.
2466 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2467 common symbol lists. Don't call do_allocate_commons_list if the
2468 list is empty.
2469 (Symbol_table::do_allocate_commons_list): Remove is_tls
2470 parameter. Add comons_section_type parameter. Change all
2471 callers. Handle small and large common symbols.
2472 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2473 Symbol::is_common_shndx.
2474 * resolve.cc (symbol_to_bits): Likewise.
2475 * target.h (Target::small_common_shndx): New function.
2476 (Target::small_common_section_flags): New function.
2477 (Target::large_common_shndx): New function.
2478 (Target::large_common_section_flags): New function.
2479 (Target::new_output_section): New function.
2480 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2481 small_common_section_flags, and large_common_section_flags
2482 fields.
2483 (Target::do_new_output_section): New virtual function.
2484 * arm.cc (Target_arm::arm_info): Initialize new fields.
2485 * i386.cc (Target_i386::i386_info): Likewise.
2486 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2487 Likewise.
2488 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2489 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2490 (Target_x86_64::do_new_output_section): New function.
2491 * configure.ac: Define conditional MCMODEL_MEDIUM.
2492 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2493 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2494 (large_LDFLAGS): Define.
2495 * testsuite/large.c: New file.
2496 * testsuite/testfile.cc (Target_test::test_target_info):
2497 Initialize new fields.
2498 * configure, testsuite/Makefile.in: Rebuild.
2499
bb04269c
DK		 25002009-06-05 Doug Kwan <dougkwan@google.com>
2501
2502 * Makefile.am (CCFILES): Add target.cc.
2503 * Makefile.in: Regenerate.
2504 * i386.cc (class Target_i386): Define new virtual method to
2505 override do_is_local_label_name in parent.
2506 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2507 local symbols if --discard-locals or -X is given.
2508 * options.h (class General_options): Declare new options
2509 '--discard-locals' and '-X' for discarding locals.
2510 * target.h (class Target): Define new methods is_local_label_name.
2511 Declare new virtual method do_is_local_label_name.
2512 * target.cc: New file.
2513 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2514 (check_SCRIPTS): Add discard_locals_test.sh.
2515 (check_DATA): Add discard_local_tests.syms.
2516 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2517 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2518 * testsuite/Makefile.in: Regenerate.
2519 * testsuite/discard_locals_test.c: New file.
2520 * testsuite/discard_locals_test.sh: Same.
2521
805bb01c
DK		 25222009-06-05 Doug Kwan <dougkwan@google.com>
2523
2524 * object.cc (Sized_relobj::Sized_relobj): Initialize
2525 discarded_eh_frame_shndx_ to -1U.
2526 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2527 section.
2528 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2529 a discarded .eh_frame section.
2530 (Sized_relobj::do_finalize_local_symbols): Ditto.
2531 * object.h (class Sized_relobj): Declare new member
2532 discarded_eh_frame_shndx_.
2533 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2534 (local_labels_test.o, local_labels_test): New rules.
2535 * testsuite/Makefile.in: Regenerate.
2536
1dcd334d
DK		 25372009-06-04 Doug Kwan <dougkwan@google.com>
2538
2539 * layout.cc (Layout::section_name_mapping): Add mapping for
2540 special ARM sections.
2541
96d49306
DK		 25422009-06-03 Doug Kwan <dougkwan@google.com>
2543
2544 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2545 (utils::has_overflow): Same.
2546
dff16297
ILT		 25472009-06-03 Ian Lance Taylor <iant@google.com>
2548
2549 * layout.cc (Layout::section_name_mapping): New array, replacing
2550 Layout::linkonce_mapping.
2551 (Layout::section_name_mapping_count): New variable, replacing
2552 Layout::linkonce_mapping_count.
2553 (Layout::linkonce_output_name): Remove.
2554 (Layout::output_section_name): Rewrite.
2555 * layout.h (class Layout): Rename Linkonce_mapping to
2556 Section_name_mapping, linkonce_mapping to section_name_mapping,
2557 linkonce_mapping_count to section_name_mapping_count. Don't
2558 declare linkonce_output_name.
2559
c121c671
DK		 25602009-06-03 Doug Kwan <dougkwan@google.com>
2561
2562 * gold/arm.cc (namespace utils): New.
2563 (Target_arm::reloc_is_non_pic): Define new method.
2564 (class Arm_relocate_functions): New.
2565 (Target_arm::Relocate::relocate): Handle relocation types used by
2566 Android.
2567
07800fab
ILT		 25682009-06-03 Ian Lance Taylor <iant@google.com>
2569
2570 * arm.cc (Target_arm::scan::global): Use || instead of |.
2571
c121c671
DK		 25722009-06-02 Doug Kwan <dougkwan@google.com>
2573
2574 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2575 issued_non_pic_error_.
2576 (class Target_arm::Scan): Declare new method check_non_pic.
2577 Define new method symbol_needs_plt_entry.
2578 Declare new data member issued_non_pic_error_.
2579 (class Target_arm::Relocate): Declare new method
2580 should_apply_static_reloc.
2581 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2582 (Target_arm::Scan::check_non_pic): Define new method.
2583 (Target_arm::Scan::local): Handle a small subset of reloc types used
2584 by Android.
2585 (Target_arm::Scan::local): Same.
2586 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2587
b19b0c6d
ILT		 25882009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2589
2590 * incremental.cc (Incremental_inputs::report_command_line): Filter
2591 out --incremental-* options.
2592
94cdfcff
DK		 25932009-05-29 Doug Kwan <dougkwan@google.com>
2594
2595 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2596 template class.
2597 (class Target_arm): Update comment.
2598 (Target_arm::Target_arm): Initialize new data members GOT_,
2599 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2600 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2601 and Target_arm::rel_dyn_section.
2602 Declare new_enum Target_arm::Got_type.
2603 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2604 and DYNBSS_.
2605 Update commments for member do_dynsym_value.
2606 (Target_arm::got_size, Target_arm::plt_section,
2607 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2608 new methods inside class defintion.
2609 (Target_arm::got_section): Define new method.
2610 (Target_arm::rel_dyn_section): Same.
2611 (Output_data_plt_arm): New template class.
2612 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2613 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2614 (Output_data_plt_arm::add_entry): Same.
2615 (Output_data_plt_arm::first_plt_entry): Define new
2616 static data member for PLT instruction template.
2617 (Output_data_plt_arm::plt_entry): Same.
2618 (Output_data_plt_arm::do_write): Define new method.
2619 (Target_arm::make_plt_entry): Same.
2620 (Target_arm::do_finalize_sections): Same.
2621 (Target_arm::do_dynsym_value): Same.
2622
4a657b0d
DK		 26232009-05-28 Doug Kwan <dougkwan@google.com>
2624
2625 * Makefile.am (TARGETSOURCES): Add arm.cc.
2626 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2627 * Makefile.in: Regenerate.
2628 * arm.cc: New file.
2629 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2630
e7ae8c36
DK		 26312009-05-26 Doug Kwan <dougkwan@google.com>
2632
2633 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2634 (General_options::check_excluded_libs): Strip off directories in
2635 archive name before matching like GNU ld does.
2636 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2637 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2638 (exclude_libs_test_LDFLAGS): Add linker option
2639 -Wl,--exclude-libs,libexclude_libs_test_3
2640 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2641 an explicit archive without using -l.
2642 (alt/libexclude_libs_test_3.a): New make rule.
2643 * testsuite/Makefile.in: Regenerate.
2644 * testsuite/exclude_libs_test.c : Declare lib3_default().
2645 (main): Call it.
2646 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2647 * exclude_libs_test_3.c: New file.
2648
f12e7348
NC		 26492009-05-26 Nick Clifton <nickc@redhat.com>
2650
2651 * po/id.po: New Indonesian translation.
2652 * po/gold.pot: Updated template file.
2653
4daadc0d
ST		 26542009-05-22 Sriraman Tallam <tmsriram@google.com>
2655
2656 * testsuite/Makefile.am: Add -ffunction-sections to compile
2657 gc_comdat_test files. Add -Wl,--gc-sections to build
2658 gc_comdat_test.
2659 * testsuite/Makefile.in: Regenerate.
2660 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2661
531813ad
ST		 26622009-05-21 Sriraman Tallam <tmsriram@google.com>
2663
2664 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2665 kept comdat section was garbage collected.
2666 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2667 * testsuite/Makefile.in: Regenerate.
2668 * testsuite/gc_comdat_test.sh: New file.
2669 * testsuite/gc_comdat_test_1.cc: New file.
2670 * testsuite/gc_comdat_test_2.cc: New file.
2671
65514900
CC		 26722009-05-19 Doug Kwan <dougkwan@google.com>
2673
2674 * archive.cc (Archive::Archive): Move constructor from archive.h
2675 to here. Initialize no_export_.
2676 (Archive::get_elf_object_for_member): Set no_export flag of object.
2677 * archive.h (Archive::Archive): Move constructor body to
2678 archive.cc.
2679 (Archive::no_export): New method.
2680 (Archive::no_export_): New field.
2681 * object.h (Object::Object): Initialize no_export_ to false.
2682 (Object::no_export, Object::set_no_export): New methods.
2683 (Object::no_export_): New field.
2684 * options.cc (General_options::parse_exclude_libs): New method.
2685 (General_options::check_excluded_libs) Same.
2686 * options.h (exclude_libs): New option.
2687 (General_options::check_excluded_libs): New method declaration.
2688 (General_options::excluded_libs_): New field.
2689 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2690 default or protected visibility if an object has no-export flag set.
2691 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2692 (check_SCRIPTS): Add exclude_libs_test.sh.
2693 (check_DATA): Add exclude_libs_test.syms.
2694 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2695 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2696 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2697 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2698 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2699 libexclude_libs_test_2.a): New rules.
2700 * testsuite/Makefile.in: Regenerate.
2701 * testsuite/exclude_libs_test.c: New file.
2702 * testsuite/exclude_libs_test.sh: Ditto.
2703 * testsuite/exclude_libs_test_1.c: Ditto.
2704 * testsuite/exclude_libs_test_2.c: Ditto.
2705
1b77ea50
ILT		 27062009-05-15 Ian Lance Taylor <iant@google.com>
2707
2708 * configure.ac: Check for declarations for cases where libiberty.h
2709 checks HAVE_DECL_xxx.
2710 * configure, config.in: Rebuild.
2711
072fe7ce
ILT		 27122009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2713
2714 * gold.h (Incremental_argument_list): Remove (invalid) forward
2715 declaration.
2716 * incremental.cc (Incremental_inputs::report_achive): New method.
2717 (Incremental_inputs::report_object): New method.
2718 (Incremental_inputs::report_script): New method.
2719 (Incremental_inputs::finalize_inputs): New method.
2720 (Incremental_inputs::finalize): Call finalize_inputs().
2721 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2722 Create inputs entries.
2723 * incremental.h (Incremental_input_type): New enum.
2724 (Incremental_inputs::Incremental_input): Initialize new fields.
2725 (Incremental_inputs::report_inputs): New method.
2726 (Incremental_inputs::report_achive): New method.
2727 (Incremental_inputs::report_object): New method.
2728 (Incremental_inputs::report_script): New method.
2729 (Incremental_inputs::finalize_inputs): New method.
2730 (Incremental_inputs::Input_info): New struct.
2731 (Incremental_inputs::Input_info_map): New typedef.
2732 (Incremental_inputs::lock_): New field.
2733 (Incremental_inputs::Inputs_): New field.
2734 (Incremental_inputs::Inputs_map): New field.
2735 * main.cc (main): Call Incremental_input::report_inputs.
2736 * options.h (Input_argument_list): Typedef moved from
2737 Input_arguments.
2738 (Input_file_group::Files): Remove, use ::Input_argument_list.
2739 (Input_file_group::Input_argument_list): Remove, use
2740 ::Input_argument_list.
2741 * plugin.cc (Plugin_manager::add_input_file): Add error in
2742 incremental build.
2743 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2744 functions.
2745 * script.cc (read_input_script): Call
2746 Incremental_input::report_script.
2747 * script.h (Script_info): New class.
2748
b0481b0b
ILT		 27492009-04-27 Ian Lance Taylor <iant@google.com>
2750
2751 * x86_64.cc (do_adjust_output_section): Set entsize to
2752 plt_entry_size.
2753
b22a5a41 27542009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2755
2756 * output.cc (Output_file::close): After short writes, continue
2757 writing from the correct offset in the buffer being written.
2758
40fde488
CD		 27592009-04-23 Chris Demetriou <cgd@google.com>
2760
2761 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2762 * configure: Regenerate.
2763 * config.in: Regenerate.
2764 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2765 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2766
3ce2c28e
ILT		 27672009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2768
2769 * incremental.cc (Incremental_inputs_header_data): Renamed from
2770 Incremental_input_header_data.
2771 (Incremental_inputs_header_data::data_size): New field.
2772 (Incremental_inputs_header_data::put_input_file_count): Renamed
2773 from input_file_count.
2774 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2775 from command_line_offset.
2776 (Incremental_inputs_header_data::put_reserved): Renamed from
2777 put_reserved.
2778 (Incremental_inputs_entry_data): Renamed from
2779 Incremental_input_entry_data.
2780 (Incremental_inputs_entry_data::data_size): New field.
2781 (Incremental_inputs::report_command_line): New method.
2782 (Incremental_inputs::finalize): New method.
2783 (Incremental_inputs::create_incremental_inputs_data): New method.
2784 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2785 * incremental.h: New file.
2786 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2787 (Layout::finalize): Create incremental inputs section in
2788 incremental builds.
2789 (Layout::create_incremental_info_sections): New method.
2790 * layout.h (Layout::incremental_inputs): New method.
2791 (Layout::create_incremental_info_sections): New method.
2792 (Layout::incremental_inputs_): New field.
2793 * main.cc (main): Notify Incremental_input of the command line.
2794
e55bde5e
ILT		 27952009-04-01 Ian Lance Taylor <iant@google.com>
2796 Mikolaj Zalewski <mikolajz@google.com>
2797
2798 * gold.h (reserve_unordered_map): Define, three versions, one for
2799 each version of Unordered_map.
2800 * layout.cc (Layout::Layout): Remove options parameter. Add
2801 number_of_input_files parameter. Don't initialize options_.
2802 Initialize number_of_input_files_ and resized_signatures_. Move
2803 sections_are_attached_.
2804 (Layout::layout_group): Reserve space for group_signatures_.
2805 (Layout::find_or_add_kept_section): Change name parameter to be a
2806 reference. Resize signatures_ map when it gets large enough.
2807 (Layout::layout_eh_frame): Use parameters->options() instead of
2808 this->options_.
2809 (Layout::make_output_section): Likewise.
2810 (Layout::attach_allocated_section_to_segment): Likewise.
2811 (Layout::finalize, Layout::create_executable_stack): Likewise.
2812 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2813 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2814 * layout.h (class Layout): Update declarations. Remove options_
2815 field. Add number_of_input_files_ and resized_signatures_
2816 fields. Move sections_are_attached_ field.
2817 * main.cc (main): Pass number of input files to Layout
2818 constructor. Don't pass options.
2819
154b857c
ILT		 28202009-03-30 Ian Lance Taylor <iant@google.com>
2821
2822 * ffsll.c (ffsll): Correct implementation.
2823
2f35ab9b
ILT		 28242009-03-27 Ian Lance Taylor <iant@google.com>
2825
fd03461a
ILT		 2826 * ffsll.c: New file.
2827 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2828 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2829 * ftruncate.c (ftruncate): Declare before definition.
2830 * mremap.c (mremap): Likewise.
2831 * pread.c (pread): Likewise.
2832 * configure, Makefile.in, config.in: Rebuild.
2833
2f35ab9b
ILT		 2834 * mremap.c: New file.
2835 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2836 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2837 (mremap): Declare if HAVE_MREMAP is not defined.
2838 * configure, Makefile.in, config.in: Rebuild.
2839
33aea2fd
CC		 28402009-03-27 Cary Coutant <ccoutant@google.com>
2841
2842 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2843 position independent.
2844 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2845 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2846
6d479619
CC		 28472009-03-24 Cary Coutant <ccoutant@google.com>
2848
2849 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2850 an executable.
2851 (needs_dynamic_reloc): Likewise.
2852
afc06bb8
ILT		 28532009-03-24 Ian Lance Taylor <iant@google.com>
2854
2855 * yyscript.y (file_cmd): Recognize EXTERN.
2856 (extern_name_list, extern_name_list_body): New nonterminals.
2857 * script.cc (script_add_extern): Define.
2858 * script-c.h (script_add_extern): Declare.
2859
f6060a4d
ILT		 28602009-03-24 Rafael Avila de Espindola <espindola@google.com>
2861
2862 * object.cc (is_elf_object): Define.
2863 * object.h (is_elf_object): Declare.
2864 * archive.cc (Archive::get_elf_object_for_member): Call
2865 is_elf_object.
33aea2fd 2866 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2867
26736d8e
ILT		 28682009-03-24 Elliott Hughes <enh@google.com>
2869
2870 * output.cc (Output_file::map_anonymous): Define.
2871 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2872 try an anonymous one. Report the size if the mmap fails.
2873 * output.h (class Output_file): Declare map_anonymous.
2874
22fd9730
ILT		 28752009-03-24 Ian Lance Taylor <iant@google.com>
2876
2877 * target-select.cc (instantiate_target): Don't acquire the lock if
2878 the instantiated_target_ field has already been set.
2879
cb010894
ILT		 28802009-03-23 Ian Lance Taylor <iant@google.com>
2881
7f055c20
ILT		 2882 * gold-threads.h (class Initialize_lock): Define.
2883 * gold-threads.cc (class Initialize_lock_once): Define.
2884 (initialize_lock_control): New static variable.
2885 (initialize_lock_pointer): New static variable.
2886 (initialize_lock_once): New static function.
2887 (Initialize_lock::Initialize_lock): Define.
2888 (Initialize_lock::initialize): Define.
2889 * target-select.h: Include "gold-threads.h".
2890 (class Target_selector): Add lock_ and initialize_lock_ fields.
2891 Don't define instantiate_target, just declare it.
2892 * target-select.cc (Target_selector::Target_selector): Initialize
2893 new fields.
2894 (Target_selector::instantiate_target): Define.
2895 * descriptors.h: Include "gold-threads.h".
2896 (class Descriptors): Add initialize_lock_ field.
2897 * descriptors.cc (Descriptors::Descriptors): Initialize new
2898 field.
2899 (Descriptors::open): Use initialize_lock_ field
2900 * errors.h (class Errors): Add initialize_lock_ field.
2901 * errors.cc (Errors::Errors): Initialize new field.
2902 (Errors::initialize_lock): Use initialize_lock_ field.
2903 * powerpc.cc (class Target_selector_powerpc): Remove
2904 instantiated_target_ field. In do_recognize call
2905 instantiate_target rather than do_instantiate_target. In
2906 do_instantiate_target just allocate a new target.
2907 * sparc.cc (class Target_selector_sparc): Likewise.
2908
36959681
ILT		 2909 * freebsd.h: New file.
2910 * i386.cc: Include "freebsd.h".
2911 (Target_i386): Derive from Target_freebsd rather than
2912 Sized_target.
2913 (Target_selector_i386): Derive from Target_selector_freebsd rather
2914 than Target_selector.
2915 * x86_64.cc: Include "freebsd.h".
2916 (Target_x86_64): Derive from Target_freebsd rather than
2917 Sized_target.
2918 (Target_selector_x86_64): Derive from Target_selector_freebsd
2919 rather than Target_selector.
2920 * target.h (class Target): Add adjust_elf_header and
2921 do_adjust_elf_header.
2922 * output.cc (Output_file_header:: do_sized_write): Call target
2923 adjust_elf_header routine.
2924 * configure.tgt: Set targ_osabi.
2925 * configure.ac: Define GOLD_DEFAULT_OSABI.
2926 * parameters.cc (Parameters::default_target): Pass
2927 GOLD_DEFAULT_OSABI to select_target.
2928 * target-select.h (class Target_selector): Make instantiate_target
2929 protected rather than private.
2930 * Makefile.am (HFILES): Add freebsd.h.
2931 * configure, Makefile.in, config.in: Rebuild.
2932
cb010894
ILT		 2933 * merge.cc (do_add_input_section): Correct pend value. Change
2934 message about last entry not being null terminated from error to
2935 warning.
2936
0e879927
ILT		 29372009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2938
2939 * incremental.cc: New file.
2940 * Makefile.am (CCFILES): Add incremental.cc.
2941 * Makefile.in: Rebuild.
2942
41105937
PP		 29432009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2944
2945 * layout.cc (Layout::output_section_name): Preserve names
2946 of '.note.' sections.
2947
60439920
ILT		 29482009-03-19 Ian Lance Taylor <iant@google.com>
2949
2950 * descriptors.cc (Descriptors::open): Check that the options are
2951 valid before using them.
2952
0d371ad3
ILT		 29532009-03-18 Ian Lance Taylor <iant@google.com>
2954
2955 * script-sections.h: Include <list>.
2956 (class Script_sections): Change Sections_elements from std::vector
2957 to std::list. Typedef public Elements_iterator. Add
2958 orphan_section_placement_, data_segment_align_start_, and
2959 saw_data_segment_align_ fields. Remove data_segment_align_index_
2960 field.
2961 * script-sections.cc (class Orphan_section_placement): New class.
2962 (class Sections_element): Add virtual functions is_relro and
2963 orphan_section_init. Remove virtual function place_orphan_here.
2964 (class Output_section_definition): Add is_relro and
2965 orphan_section_init. Remove place_orphan_here.
2966 (class Orphan_output_section): Likewise.
2967 (Script_sections::Script_sections): Update for field changes.
2968 (Script_sections::data_segment_align): Set saw_data_segment_align_
2969 and data_segment_align_start_, not data_segment_align_index.
2970 (Script_sections::data_segment_relro_end): Check
2971 saw_data_segment_align_. Use data_segment_align_start_ rather
2972 than data_segment_align_index_.
2973 (Script_sections::place_orphan): Rewrite to use
2974 Orphan_section_placement.
2975
9201d894
ILT		 29762009-03-17 Ian Lance Taylor <iant@google.com>
2977
9c5b8369
ILT		 2978 * archive.cc (Archive::add_symbols): Check for a version attached
2979 to the symbol name in the archive map.
2980 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2981 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2982 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2983 (ver_test_11.a): New target.
2984 * testsuite/Makefile.in: Rebuild.
2985
9201d894
ILT		 2986 * configure.ac: Check for chsize and posix_fallocate. Replace
2987 ftruncate.
2988 * ftruncate.c: New file, from gnulib.
2989 * output.cc (posix_fallocate): Define dummy version if not
2990 HAVE_POSIX_FALLOCATE.
2991 (Output_file::map): Call posix_fallocate rather than lseek and
2992 write.
2993 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2994 * configure, Makefile.in, config.in: Rebuild.
2995
ef4ab7a8
PP		 29962009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2997
2998 * layout.h (Layout::create_note): Add section_name parameter.
2999 * layout.cc (Layout::create_note): Likewise.
3000 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3001
8c500701
ILT		 30022009-03-17 Ian Lance Taylor <iant@google.com>
3003
e85b18e1
ILT		 3004 * descriptors.cc: Include "options.h".
3005 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3006 (Descriptors::open): Always use O_CLOEXEC when opening a new
3007 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3008 then set FD_CLOEXEC.
3009
9efe6174
ILT		 3010 * sparc.cc (class Target_sparc): Add has_got_section.
3011 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3012 make sure we have a GOT section.
3013
3014 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3015 (Target_sparc::Scan::local): Likewise.
3016 (Target_sparc::Scan::global): Likewise.
3017 (Target_sparc::Relocate::relocate): Likewise.
3018 (Target_sparc::Relocate::relocate_tls): Likewise.
3019
8c500701
ILT		 3020 * symtab.cc (Symbol_table::define_default_version): New function,
3021 broken out of add_from_object.
3022 (Symbol_table::add_from_object): Call define_default_version.
3023 (Symbol_table::define_special_symbol): Add resolve_oldsym
3024 parameter. Change all callers. If the version for a symbol comes
3025 from a version script, resolve it with the symbol with the same
3026 name with no version. Also add the symbol without a version if
3027 appropriate.
3028 (do_define_in_output_data): If resolving with oldsym, don't delete
3029 sym.
3030 (do_define_in_output_segment): Likewise.
3031 (do_define_as_constant): Likewise.
3032 * symtab.h (class Symbol_table): Update declarations.
3033
f1ed28fb
ILT		 30342009-03-13 Ian Lance Taylor <iant@google.com>
3035
15f8229b
ILT		 3036 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3037 (Read_symbols::requeue): New function.
3038 (Read_symbols::do_read_symbols): If make_elf_object fails because
3039 the target type is not configured, and the file was searched for,
3040 issue a warning and retry with the next directory.
3041 (Add_symbols::run): If the file has an incompatible format, and
3042 it was searched for, requeue the Read_symbols task. On error,
3043 release the object.
3044 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3045 dirindex parameter to constructor. Change all callers. Declare
3046 incompatible_warning and requeue.
3047 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3048 input_argument_ and input_group_ fields. Add them to
3049 constructor. Change all callers.
3050 (class Read_script): Add dirindex_ field. Add it to constructor.
3051 Change all callers.
3052 * archive.cc (Archive::setup): Remove input_objects parameter.
3053 Change all callers.
3054 (Archive::get_file_and_offset): Likewise.
3055 (Archive::read_all_symbols): Likewise.
3056 (Archive::read_symbols): Likewise.
3057 (Archive::get_elf_object_for_member): Remove input_objects
3058 parameter. Add punconfigured parameter. Change all callers.
3059 (Archive::add_symbols): Change return type to bool. Check return
3060 value of include_member.
3061 (Archive::include_all_members): Likewise.
3062 (Archive::include_member): Change return type to bool. Return
3063 false if first included object has incompatible target. Set
3064 included_member_ field.
3065 (Add_archive_symbols::run): If add_symbols returns false, requeue
3066 Read_symbols task.
3067 * archive.h (class Archive): Add included_member_ field.
3068 Initialize it in constructor. Add input_file and searched_for
3069 methods. Update declarations.
3070 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3071 input_argument_ fields. Add them to constructor. Change all
3072 callers.
3073 * script.cc: Include "target-select.h".
3074 (class Parser_closure): Add skip_on_incompatible_target_ and
3075 found_incompatible_target_ fields. Add
3076 skip_on_incompatible_target parameter to constructor. Change all
3077 callers. Add methods skip_on_incompatible_target,
3078 clear_skip_on_incompatible_target, found_incompatible_target, and
3079 set_found_incompatible_target.
3080 (read_input_script): Add dirindex parameter. Change all callers.
3081 If parser finds an incompatible target, requeue Read_symbols
3082 task.
3083 (script_set_symbol): Clear skip_on_incompatible_target in
3084 closure.
3085 (script_add_assertion, script_parse_option): Likewise.
3086 (script_start_sections, script_add_phdr): Likewise.
3087 (script_check_output_format): New function.
3088 * script.h (read_input_script): Update declaration.
3089 * script-c.h (script_check_output_format): Declare.
3090 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3091 (ignore_cmd): Remove OUTPUT_FORMAT.
3092 * fileread.cc (Input_file::Input_file): Add explicit this.
3093 (Input_file::will_search_for): New function.
3094 (Input_file::open): Add pindex parameter. Change all callers.
3095 * fileread.h (class Input_file): Add input_file_argument method.
3096 Declare will_search_for. Update declarations.
3097 * object.cc (make_elf_object): Add punconfigured parameter.
3098 Change all callers.
3099 * object.h (class Object): Make input_file public. Add
3100 searched_for method.
3101 (make_elf_object): Update declaration.
3102 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3103 restart search.
3104 * dirsearch.h (class Dirsearch): Update declaration.
3105 * options.h (class General_options): Add --warn-search-mismatch.
3106 * parameters.cc (Parameters::is_compatible_target): New function.
3107 * parameters.h (class Parameters): Declare is_compatible_target.
3108 * workqueue.cc (Workqueue::add_blocker): New function.
3109 * workqueue.h (class Workqueue): Declare add_blocker.
3110
f1ed28fb
ILT		 3111 * fileread.cc (Input_file::open): Remove options parameter.
3112 Change all callers.
3113 (Input_file::open_binary): Likewise.
3114 * script.cc (read_input_script): Likewise.
3115 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3116 options parameter from constructor. Change all callers.
3117 (class Read_script): Likewise.
3118 * fileread.h (class Input_file): Update declarations.
3119 * script.h (read_input_script): Update declaration.
3120
34dd024a
NC		 31212009-03-10 Nick Clifton <nickc@redhat.com>
3122
3123 * po/es.po: New Spanish translation.
3124
6d71b17c
CC		 31252009-03-06 Cary Coutant <ccoutant@google.com>
3126
3127 * options.cc (parse_short_option): Keep dash_z from registering itself.
3128
031cdbed
ILT		 31292009-03-03 Ian Lance Taylor <iant@google.com>
3130
3131 PR 9918
3132 * target-reloc.h (relocate_section): Pass output_section to
3133 relocate.
3134 * i386.cc (Target_i386::should_apply_static_reloc): Add
3135 output_section parameter. Change all callers.
3136 (Target_i386::Relocate::relocate): Add output_section parameter.
3137 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3138 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3139 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3140 * testsuite/two_file_shared.sh: New script.
3141 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3142 (check_DATA): Add two_file_shared.dbg.
3143 (two_file_shared.dbg): New target.
3144 * testsuite/Makefile.in: Rebuild.
3145
15d5fa16
ILT		 31462009-03-01 Ian Lance Taylor <iant@google.com>
3147
3148 * configure.ac: Check for byteswap.h.
3149 * configure: Rebuild.
3150 * config.in: Rebuild.
3151
8a4c0b0d
ILT		 31522009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3153
3154 * layout.cc (Layout::find_or_add_kept_section): New function.
3155 (Layout::add_comdat): Removed.
3156 * layout.h (struct Kept_section): Move out of class Layout.
3157 Remove trailing underscores from field names. Add group_sections
3158 field. Rename group_ field to is_group. Change all uses.
3159 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3160 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3161 comdat_groups_ field.
3162 (Sized_relobj::include_section_group): Use
3163 find_or_add_kept_section and Kept_section::group_sections.
3164 (Sized_relobj::include_linkonce_section): Likewise.
3165 * object.cc (class Sized_relobj): Don't define Comdat_group or
3166 Comdat_group_table. Remove find_comdat_group and
3167 add_comdat_group. Remove comdat_groups_ field.
3168 * plugin.cc (include_comdat_group): Use
3169 Layout::find_or_add_kept_section.
3170
b4ecf66b
ILT		 31712009-02-28 Ian Lance Taylor <iant@google.com>
3172
14359ca0
ILT		 3173 * README: --gc-sections and map files are now supported. Document
3174 some build requirements.
3175
b4ecf66b
ILT		 3176 PR 6992
3177 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3178 relocatable link set the value of the section symbol to zero.
3179 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3180 relocatable link don't include the section address in the local
3181 symbol value.
3182
0602e05a
ILT		 31832009-02-27 Ian Lance Taylor <iant@google.com>
3184
fd9d194f
ILT		 3185 PR 6811
3186 * options.h (class Search_directory): Add is_system_directory.
3187 (class General_options): Declare is_in_system_directory.
3188 * options.cc (get_relative_sysroot): Make static.
3189 (get_default_sysroot): Make static.
3190 (General_optoins::is_in_system_directory): New function.
3191 * fileread.cc (Input_file::is_in_system_directory): New function.
3192 * fileread.h (class Input_file): Declare is_in_system_directory.
3193 * object.h (class Object): Add is_in_system_directory.
3194 (class Input_objects): Remove system_library_directory_ field.
3195 * object.cc (Input_objects::add_object): Don't set
3196 system_library_directory_.
3197 (input_objects::found_in_system_library_directory): Remove.
3198 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3199 parameter. Change all callers.
3200 (Symbol_table::sized_write_globals): Likewise.
3201 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3202 Call Object::is_in_system_directory.
3203 * symtab.h (class Symbol_table): Update declarations.
3204
61edd21f
ILT		 3205 PR 5990
3206 * descriptors.h (Open_descriptor): Add is_on_stack field.
3207 * descriptors.cc (Descriptors::open): If the descriptor is on the
3208 top of the stack, remove it. Initialize is_on_stack field.
3209 (Descriptors::release): Only add pod to stack if it is not on the
3210 stack already.
3211 (Descriptors::close_some_descriptor): Clear stack_next and
3212 is_on_stack fields.
3213
e29e076a
ILT		 3214 PR 7091
3215 * output.cc (Output_section::find_starting_output_address): Rename
3216 from starting_output_address; add PADDR parameter; change return
3217 type.
3218 * output.h (class Output_section): Declare
3219 find_starting_output_address instead of starting_output_address.
3220 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3221 section symbol for which we can't find a merge section.
3222
0602e05a
ILT		 3223 PR 9836
3224 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3225 hidden or internal, force the symbol to be local.
3226 * resolve.cc (Symbol::override_visibility): Define.
3227 (Symbol::override_base): Use override_visibility.
3228 (Symbol_table::resolve): Likewise.
3229 (Symbol::override_base_with_special): Likewise.
3230 (Symbol_table::override_with_special): If the visibility is hidden
3231 or internal, force the symbol to be local.
3232 * symtab.h (class Symbol): Add set_visibility and
3233 override_visibility.
3234 * testsuite/ver_test_1.sh: New file.
3235 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3236 (check_DATA): Add ver_test_1.syms.
3237 (ver_test_1.syms): New target.
3238 * testsuite/Makefile.in: Rebuild.
3239
401a9a73
CC		 32402009-02-25 Cary Coutant <ccoutant@google.com>
3241
3242 * layout.cc (Layout::choose_output_section): Don't rename sections
3243 when using a linker script that has a SECTIONS clause.
3244 * Makefile.in: Regenerate.
3245
3246 * testsuite/Makefile.am (script_test_5.sh): New test case.
3247 * testsuite/Makefile.in: Regenerate.
3248 * testsuite/script_test_5.cc: New file.
3249 * testsuite/script_test_5.sh: New file.
3250 * testsuite/script_test_5.t: New file.
3251
f488e4b0
CC		 32522009-02-13 Rafael Avila de Espindola <espindola@google.com>
3253
3254 * archive.cc (Archive::include_member): Update calls to add_symbols.
3255 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3256 the Layout argument.
3257 * dynobj.h (do_add_symbols): Add the Layout argument.
3258 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3259 Layout argument.
3260 * object.h (Object::add_symbols): Add the Layout argument.
3261 (Object::do_add_symbols): Add the Layout argument.
3262 (Sized_relobj::do_add_symbols): Add the Layout argument.
3263 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3264 Unify the two versions.
3265 (Add_plugin_symbols): Remove.
3266 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3267 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3268 (Add_plugin_symbols): Remove.
3269 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3270 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3271 (Add_symbols::run): Make it work with Pulginobj.
3272
89dd1680
ILT		 32732009-02-06 Ian Lance Taylor <iant@google.com>
3274
3275 * object.cc (Sized_relobj::do_layout): Make info message start
3276 with lower case letter.
3277
266d0a74
ILT		 32782009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3279
602b464e
ILT		 3280 * binary.cc: Fix file comment.
3281
266d0a74
ILT		 3282 * options.h (enum Incremental_disposition): Define.
3283 (class General_options): Add new options: --incremental,
3284 --incremental_changed, --incremental_unchanged,
3285 --incremental_unknown. Add incremental_disposition_ and
3286 implicit_incremental_ fields.
3287 (General_options::incremental_disposition): New function.
3288 (class Position_dependent_options): Add incremental_disposition
3289 option.
3290 (Position_dependent_options::copy_from_options): Set incremental
3291 dispositions.
3292 * options.cc (General_options::parse_incremental_changed): New
3293 function.
3294 (General_options::parse_incremental_unchanged): New function.
3295 (General_options::parse_incremental_unknown): New function.
3296 (General_options::General_options): Initialize new fields
3297 incremental_disposition_ and implicit_incremental_.
3298 (General_options::finalize): Check for uasge of --incremental-*
3299 without --incremental.
3300
f073bbf7
CD		 33012009-02-06 Chris Demetriou <cgd@google.com>
3302
3303 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3304 pointer and to report location as the file name associated with
3305 the symbol.
3306 (gold_undefined_symbol_at_location): New function to replace the
3307 old gold_undefined_symbol functionality.
3308 * target-reloc.h (relocate_section): Update to use
3309 gold_undefined_symbol_at_location.
3310 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3311 Call gold_undefined_symbol function rather than gold_error.
3312 * errors.h (Errors::undefined_symbol): Take location as a
3313 string, rather than calculating it from a relocation.
3314 * errors.cc (Errors::fatal): Print "fatal error:" before the
3315 formatted message.
3316 (Errors::error, Errors::error_at_location): Print "error: "
3317 before the formatted message.
3318 (Errors::undefined_symbol): Take location as a string, rather
3319 than calculating it from a relocation.
3320 (gold_undefined_symbol_at_location): New function akin to
3321 old gold_undefined_symbol, calculates location from relocation.
3322 (gold_undefined_symbol): Change to take only a Symbol pointer
3323 and to report location as the file name associated with the symbol.
3324 * testsuite/debug_msg.sh: Update for changed error messages.
3325 * testsuite/undef_symbol.sh: Likewise.
3326
8e94a90c
ILT		 33272009-02-04 Duncan Sands <baldrick@free.fr>
3328
3329 PR 9812
3330 * reduced_debug_output.h
3331 (Output_reduced_debug_abbrev_section::failed): Use format for
3332 gold_warning.
3333 (Output_reduced_debug_info_section::faild): Likewise.
3334
88a0e15b
ILT		 33352009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3336
3337 * script.cc (Lazy_demangler): New class.
3338 (Version_script_info::get_symbol_version_helper): Demangle a
3339 symbol only once.
3340
5efc7cd2
CC		 33412009-01-29 Cary Coutant <ccoutant@google.com>
3342
3343 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3344 to __tls_get_addr.
3345 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3346
e0ebcf42
ILT		 33472009-01-28 Ian Lance Taylor <iant@google.com>
3348
5efc7cd2 3349 * version.cc (version_string): Bump to 1.9.
75fe7426 3350
e0ebcf42
ILT		 3351 * gold.h: Include <cstring> and <stdint.h>.
3352 * version.cc: Include <cstdio>.
3353 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3354 warning.
3355 * reduced_debug_output.cc (insert_into_vector): Rename from
3356 Insert_into_vector; change all callers. Use Swap_unaligned to
3357 avoid aliasing issue; remove union since it is unnecessary.
3358
8e2813be 33592009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3360
3361 * Makefile.am (CCFILES): Add gc.cc.
3362 (HFILES): Add gc.h.
3363 * Makefile.in: Regenerate.
3364 * gold.cc (Gc_runner): New class.
3365 (queue_initial_tasks): Call garbage collection related tasks
3366 when corresponding options are invoked.
3367 (queue_middle_gc_tasks): New function.
3368 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3369 processed early before laying out sections during garbage collection.
3370 * gold.h (queue_middle_gc_tasks): New function.
3371 (is_prefix_of): Move from "layout.cc".
3372 * i386.cc (Target_i386::gc_process_relocs): New function.
3373 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3374 * main.cc (main): Create object of class "Garbage_collection".
3375 * object.cc (Relobj::copy_symbols_data): New function.
3376 (Relobj::is_section_name_included): New function.
3377 (Sized_relobj::do_layout): Allow this function to be called twice
3378 during garbage collection and defer layout of section during the
3379 first call.
3380 * object.h (Relobj::get_symbols_data): New function.
3381 (Relobj::is_section_name_included): New function.
3382 (Relobj::copy_symbols_data): New function.
3383 (Relobj::set_symbols_data): New function.
3384 (Relobj::get_relocs_data): New function.
3385 (Relobj::set_relocs_data): New function.
3386 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3387 (Relobj::gc_process_relocs): New function.
3388 (Relobj::do_gc_process_relocs): New pure virtual function.
3389 (Relobj::sd_): New data member.
3390 (Sized_relobj::is_output_section_offset_invalid): New function.
3391 (Sized_relobj::do_gc_process_relocs): New function.
3392 * options.h (General_options::gc_sections): Modify to not be a no-op.
3393 (General_options::print_gc_sections): New option.
3394 * plugin.cc (Plugin_finish::run): Remove function call to
3395 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3396 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3397 * reloc.cc (Read_relocs::run): Add task to process relocs and
3398 determine unreferenced sections when doing garbage collection.
3399 (Gc_process_relocs): New class.
3400 (Sized_relobj::do_gc_process_relocs): New function.
3401 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3402 sections that are garbage collected.
3403 * reloc.h (Gc_process_relocs): New class.
3404 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3405 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3406 symbols whose corresponding sections are garbage collected.
3407 (Symbol_table::Symbol_table): Add new parameter for the garbage
3408 collection object.
3409 (Symbol_table::gc_mark_undef_symbols): New function.
3410 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3411 (Symbol_table::gc_mark_dyn_syms): New function.
3412 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3413 as garbage.
3414 (Symbol_table::add_from_object): Likewise.
3415 (Symbol_table::add_from_relobj): When building shared objects, do not
3416 treat externally visible symbols as garbage.
3417 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3418 table information for static and relocatable links.
3419 * symtab.h (Symbol_table::set_gc): New function.
3420 (Symbol_table::gc): New function.
3421 (Symbol_table::gc_mark_undef_symbols): New function.
3422 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3423 (Symbol_table::gc_mark_dyn_syms): New function.
3424 (Symbol_table::gc_): New data member.
3425 * target.h (Sized_target::gc_process_relocs): New pure virtual
3426 function.
3427 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3428 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3429
3b293544
CF		 34302009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3431
3432 * options.h (General_options::gc_sections): Define as a no-op for now.
3433 (General_options::no_keep_memory): Ditto.
3434 (General_options::Bshareable): Define.
3435 * options.cc (General_options::finalize): Honor -Bshareable.
3436
83d22aa8
AS		 34372009-01-20 Andreas Schwab <schwab@suse.de>
3438
3439 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3440 read the value in the contents, since we don't use it. Use the
3441 template endianness when writing.
3442 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3443
cd536b21
AS		 34442009-01-19 Andreas Schwab <schwab@suse.de>
3445
3446 * configure.tgt (powerpc64-*): Fix targ_obj.
3447
99e9a495
ILT		 34482009-01-15 Ian Lance Taylor <iant@google.com>
3449
3450 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3451 local symbols when stripping all symbols.
3452
bbbfea06
CC		 34532009-01-14 Cary Coutant <ccoutant@google.com>
3454
99e9a495 3455 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3456
0f7c0701
CC		 34572009-01-14 Cary Coutant <ccoutant@google.com>
3458
3459 * archive.cc (Archive::get_elf_object_for_member): Remove call
3460 to File_read::claim_for_plugin.
3461 * descriptors.cc (Descriptors::open): Remove reference to
3462 is_claimed.
3463 (Descriptors::claim_for_plugin): Remove.
3464 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3465 (Descriptors::is_claimed): Remove.
3466 (claim_descriptor_for_plugin): Remove.
3467 * fileread.cc (File_read::claim_for_plugin): Remove.
3468 * fileread.h (File_read::claim_for_plugin): Remove.
3469 (File_read::descriptor): Reopen descriptor if necessary.
3470 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3471 (Plugin_manager::all_symbols_read): Add task parameter. Change
3472 all callers.
3473 (Plugin_manager::get_input_file): New function.
3474 (Plugin_manager::release_input_file): New function.
3475 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3476 corresponding data member.
3477 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3478 and pass to base constructor. Change all callers.
3479 (get_input_file, release_input_file): New functions.
3480 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3481 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3482 (Plugin_manager::all_symbols_read): Add task parameter.
3483 (Plugin_manager::get_input_file): New function.
3484 (Plugin_manager::release_input_file): New function.
3485 (Plugin_manager::task_): New data member.
3486 (Pluginobj::Pluginobj): Add filesize parameter.
3487 (Pluginobj::filename): New function.
3488 (Pluginobj::descriptor): New function.
3489 (Pluginobj::filesize): New function.
3490 (Pluginobj::filesize_): New data member.
3491 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3492 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3493 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3494
3495 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3496 with archive libraries.
3497 * testsuite/Makefile.in: Regenerate.
3498 * testsuite/plugin_test.c (struct sym_info): New type.
3499 (get_input_file, release_input_file): New static variables.
3500 (onload): Capture new transfer vector entries.
3501 (claim_file_hook): Stop reading at end of file according to filesize.
3502 Factor out parsing of readelf output into separate function.
3503 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3504 APIs and get the source file name from the symbol table. Convert
3505 source file name to corresponding object file name. Print info
3506 message when adding new input files.
3507 (parse_readelf_line): New function.
3508 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3509 * testsuite/plugin_test_2.sh: Likewise.
3510 * testsuite/plugin_test_3.sh: Likewise.
3511 * testsuite/plugin_test_4.sh: New test case.
3512
62a6d109
ILT		 35132009-01-07 Ian Lance Taylor <iant@google.com>
3514
3515 * version.cc (version_string): Bump to 1.8.
3516
483620e8
CC		 35172008-12-23 Cary Coutant <ccoutant@google.com>
3518
3519 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3520 * plugin.cc (Plugin_manager::finish): Rename as
3521 layout_deferred_objects. Move cleanup to separate function.
3522 (Plugin_manager::cleanup): New function.
3523 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3524 separately.
3525 * plugin.h (Plugin_manager::finish): Rename as
3526 layout_deferred_objects.
3527 (Plugin_manager::cleanup): New function.
3528 (Plugin_manager::cleanup_done): New field.
3529
d66a9eb3
CC		 35302008-12-23 Cary Coutant <ccoutant@google.com>
3531
3532 * plugin.cc (is_visible_from_outside): New function.
3533 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3534 so we don't return "IR only" status for exported symbols or -r links.
3535
3536 * testsuite/Makefile.am (plugin_test_3): New test case.
3537 * testsuite/Makefile.in: Regenerate.
3538 * testsuite/plugin_test_3.sh: New file.
3539
5995b570
CC		 35402008-12-22 Cary Coutant <ccoutant@google.com>
3541
3542 * object.cc (Sized_relobj::layout_section): New function.
3543 (Sized_relobj::do_layout): Defer layout of input sections until after
3544 plugin has provided replacement files.
3545 (Sized_relobj::do_layout_deferred_sections): New function.
3546 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3547 (Relobj::layout_deferred_sections): New function.
3548 (Relobj::do_layout_deferred_sections): New function.
3549 (Sized_relobj::do_layout_deferred_sections): New function.
3550 (Sized_relobj::layout_section): New function.
3551 (Sized_relobj::Deferred_layout): New structure.
3552 (Sized_relobj::deferred_layout_): New field.
3553 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3554 Change all callers. Layout deferred sections.
3555 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3556 references.
3557 (Plugin_hook::run): Move code from do_plugin_hook inline.
3558 (Plugin_hook::do_plugin_hook): Remove.
3559 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3560 (Plugin_manager::finish): Renamed, was cleanup.
3561 (Plugin_manager::should_defer_layout): New function.
3562 (Plugin_manager::add_deferred_layout_object): New function.
3563 (Plugin_manager::Deferred_layout_list): New type.
3564 (Plugin_manager::deferred_layout_objects_): New field.
3565 (Plugin_hook::do_plugin_hook): Remove.
3566
ee769c88
ILT		 35672008-12-17 Ian Lance Taylor <iant@google.com>
3568
3569 * options.h (class General_options): Add --no case for
3570 --export-dynamic.
3571
abc8dcba
CC		 35722008-12-16 Cary Coutant <ccoutant@google.com>
3573
3574 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3575 vector.
3576 (Plugin_manager::claim_file): Create plugin object even if
3577 plugin did not call the add_symbols callback.
3578 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3579 asking for more symbols than were added.
3580 * testsuite/Makefile.am (plugin_test_1): Add test case with
3581 no global symbols.
3582 (empty.syms): New target.
3583 * testsuite/Makefile.in: Regenerate.
3584 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3585 message. Don't call add_symbols if no globals.
3586 (all_symbols_read_hook): Don't provide replacement for empty
3587 claimed file.
3588
b0074644
ILT		 35892008-12-12 Ian Lance Taylor <iant@google.com>
3590
68943102
ILT		 3591 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3592 r_type == 0 for a local symbol with r_sym == 0.
3593 (scan_relocatable_relocs): Pass r_sym to
3594 local_non_section_strategy.
3595 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3596 r_sym parameter.
3597
b0074644
ILT		 3598 * configure.ac: Update test for TLS descriptors: they are
3599 supported as of glibc 2.9.
3600 * configure: Rebuild.
3601
c2508178
ILT		 36022008-12-11 Ian Lance Taylor <iant@google.com>
3603
3604 PR 7091
3605 * target-reloc.h (Default_scan_relocatable_relocs): For each
3606 function, map r_type == 0 to RELOC_DISCARD.
3607
2756a258
CC		 36082008-12-10 Cary Coutant <ccoutant@google.com>
3609
3610 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3611 object to override a kept COMDAT group from a plugin object.
3612
bb6f53d3
ILT		 36132008-12-09 Ian Lance Taylor <iant@google.com>
3614
fbc558e1
ILT		 3615 PR 7088
3616 * yyscript.y (file_cmd): Handle INPUT.
3617
bb6f53d3
ILT		 3618 * testsuite/initpri1.c: Change all declarations to be full
3619 prototypes by adding void, to avoid compiler warnings.
3620
4674ecfc
CC		 36212008-12-05 Rafael Avila de Espindola <espindola@google.com>
3622
3623 * options.cc (General_options::parse_plugin_opt): New.
3624 (General_options::add_plugin): The argument now is just the filename.
3625 (General_options::add_plugin_option): New.
3626 * options.h (plugin_opt): New.
3627 (add_plugin): Change argument name.
3628 (add_plugin_option): New.
3629 * plugin.cc (Plugin::load): Don't parse the plugin option.
3630 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3631 (Plugin::add_option): New.
3632 (Plugin::args_): Change type.
3633 (Plugin::filename_): New.
3634 (Plugin_manager::add_plugin_option): New.
3635 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3636 * testsuite/Makefile.in: Regenerate.
3637
fd06b4aa
CC		 36382008-12-05 Cary Coutant <ccoutant@google.com>
3639
3640 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3641 Handle --strip-lto-sections option.
3642 * options.h (strip_lto_sections): New option.
3643
6c52134c
CC		 36442008-12-01 Cary Coutant <ccoutant@google.com>
3645
3646 * plugin.cc (ld_plugin_message): Change format parameter to const.
3647 Fix mismatch between new[] and delete.
3648
a45248e0
CC		 36492008-11-14 Cary Coutant <ccoutant@google.com>
3650
3651 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3652 instead of -1U.
3653
c82fbeee
CS		 36542008-11-05 Craig Silverstein <csilvers@google.com>
3655
3656 * options.cc (General_options::parse_dynamic_list): New function.
3657 * options.h (General_options): New flags dynamic_list,
3658 dynamic_list_data, dynamic_list_cpp_new, and
3659 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3660 (General_options::in_dynamic_list): New function.
3661 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3662 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3663 (Lex::can_continue_name): Likewise.
3664 (yylex): Likewise.
3665 (read_script_file): New parameter script_options.
3666 (read_dynamic_list): New function.
3667 (Script_options::define_dynamic_list): New function.
3668 (dynamic_list_keyword_parsecodes): New variable.
3669 (dynamic_list_keywords): New variable.
3670 * script.h (Script_options::define_dynamic_list): New function
3671 prototype.
3672 (read_dynamic_list): New function prototype.
3673 * symtab.cc (strprefix): New macro.
3674 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3675 dynamic_list_data, dynamic_list_cpp_new, and
3676 dynamic_list_cpp_typeinfo.
3677 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3678 (dynamic_list_expr): New rule.
3679 (dynamic_list_nodes): Likewise.
3680 (dynamic_list_node): Likewise.
3681 * testsuite/Makefile.am (dynamic_list): New test.
3682 * testsuite/Makefile.in: Regenerated.
3683 * testsuite/dynamic_list.t: New file.
3684 * testsuite/dynamic_list.sh: New file.
3685
e0bb29a5
CS		 36862008-11-05 Craig Silverstein <csilvers@google.com>
3687
3688 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3689 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3690 (t11_last): Likewise.
3691 * testsuite/ver_test_6.c (main): Likewise.
3692
4e1e25e0
CC		 36932008-10-07 Cary Coutant <ccoutant@google.com>
3694
3695 * options.c (General_options::finalize): Add check for -static and
3696 -shared.
3697 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3698 is not empty.
3699
92f03fcb
CC		 37002008-10-02 Cary Coutant <ccoutant@google.com>
3701
3702 * plugin.cc (make_sized_plugin_object): Fix conditional
3703 compilation to work when not all targets are enabled.
3704
fbd8a257
CC		 37052008-09-29 Cary Coutant <ccoutant@google.com>
3706
3707 * archive.cc (Archive::get_file_and_offset): Use filename instead
3708 of name to get library path.
3709 (Archive::include_member): Unlock external member of a thin archive.
3710
3711 * testsuite/Makefile.am (TEST_AR): New variable.
3712 (thin_archive_test_1): New test.
3713 (thin_archive_test_2): New test.
81636b3f
CC		 3714 * testsuite/Makefile.in: Regenerate.
3715 * testsuite/thin_archive_main.cc: New file.
3716 * testsuite/thin_archive_test_1.cc: New file.
3717 * testsuite/thin_archive_test_2.cc: New file.
3718 * testsuite/thin_archive_test_3.cc: New file.
3719 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3720
eff45813
CC		 37212008-09-29 Cary Coutant <ccoutant@google.com>
3722
3723 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3724 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3725 instead of -1U.
3726 (Sized_relobj::do_finalize_local_symbols): Likewise.
3727 (Sized_relobj::map_to_kept_section): Likewise.
3728 * object.h (Sized_relobj::invalid_address): New constant.
3729 (Sized_relobj::do_output_section_offset): Check for invalid_address
3730 and return -1ULL.
3731 * output.cc (Output_reloc::local_section_offset): Use constant
3732 invalid_address instead of -1U.
3733 (Output_reloc::get_address): Likewise.
3734 (Output_section::output_address): Change -1U to -1ULL.
3735 * output.h (Output_reloc::invalid_address): New constant.
3736 * reloc.cc (Sized_relobj::write_sections): Use constant
3737 invalid_address instead of -1U.
3738 (Sized_relobj::relocate_sections): Likewise.
3739 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3740 values for merge sections.
3741 * target-reloc.h (relocate_for_relocatable): Use constant
3742 invalid_address instead of -1U.
3743
89fc3421
CC		 37442008-09-19 Cary Coutant <ccoutant@google.com>
3745
3746 Add plugin functionality for link-time optimization (LTO).
3747 * configure.ac (plugins): Add --enable-plugins option.
3748 * configure: Regenerate.
3749 * config.in: Regenerate.
3750 * Makefile.am (LIBDL): New variable.
3751 (CCFILES): Add plugin.cc.
3752 (HFILES): Add plugin.h.
3753 (ldadd_var): Add LIBDL.
3754 * Makefile.in: Regenerate.
3755
3756 * archive.cc: Include "plugin.h".
3757 (Archive::setup): Don't preread archive symbols when using a plugin.
3758 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3759 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3760 files.
3761 (Archive::include_member): Add symbols from plugin objects.
3762 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3763 * descriptors.cc (Descriptors::open): Check for file descriptors
3764 abandoned by plugins.
3765 (Descriptors::claim_for_plugin): New function.
3766 * descriptors.h (Descriptors::claim_for_plugin): New function.
3767 (Open_descriptor::is_claimed): New field.
3768 (claim_descriptor_for_plugin): New function.
3769 * fileread.cc (File_read::claim_for_plugin): New function.
3770 * fileread.h (File_read::claim_for_plugin): New function.
3771 (File_read::descriptor): New function.
3772 * gold.cc: Include "plugin.h".
3773 (queue_initial_tasks): Add task to call plugin hooks for generating
3774 new object files.
3775 * main.cc: Include "plugin.h".
3776 (main): Load plugin libraries.
3777 * object.h (Pluginobj): Declare.
3778 (Object::pluginobj): New function.
3779 (Object::do_pluginobj): New function.
3780 (Object::set_target): New function.
3781 * options.cc: Include "plugin.h".
3782 (General_options::parse_plugin): New function.
3783 (General_options::General_options): Initialize plugins_ field.
3784 (General_options::add_plugin): New function.
3785 * options.h (Plugin_manager): Declare.
3786 (General_options): Add --plugin option.
3787 (General_options::has_plugins): New function.
3788 (General_options::plugins): New function.
3789 (General_options::add_plugin): New function.
3790 (General_options::plugins_): New field.
3791 * plugin.cc: New file.
3792 * plugin.h: New file.
3793 * readsyms.cc: Include "plugin.h".
3794 (Read_symbols::do_read_symbols): Check for archive before checking
3795 for ELF file. Call plugin hooks to claim files.
3796 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3797 from a real object file; force override when processing replacement
3798 files.
3799 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3800 (Symbol::init_base_object): Likewise.
3801 (Symbol::init_base_output_data): Likewise.
3802 (Symbol::init_base_output_segment): Likewise.
3803 (Symbol::init_base_constant): Likewise.
3804 (Symbol::init_base_undefined): Likewise.
3805 (Symbol::output_section): Assert that object is not a plugin.
3806 (Symbol_table::add_from_pluginobj): New function.
3807 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3808 undefined.
3809 (Symbol_table::sized_write_globals): Likewise.
3810 (Symbol_table::add_from_pluginobj): Instantiate template.
3811 * symtab.h (Sized_pluginobj): Declare.
3812 (Symbol::in_real_elf): New function.
3813 (Symbol::set_in_real_elf): New function.
3814 (Symbol::in_real_elf_): New field.
3815 (Symbol_table::add_from_pluginobj): New function.
3816
3817 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3818 (LIBDL): New variable.
3819 (LDADD): Add LIBDL.
3820 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3821 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3822 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3823 (MOSTLYCLEANFILES): Likewise.
3824 * testsuite/Makefile.in: Regenerate.
3825 * testsuite/plugin_test.c: New file.
3826 * testsuite/plugin_test_1.sh: New file.
3827 * testsuite/plugin_test_2.sh: New file.
3828
de31bda5
ILT		 38292008-09-16 Ian Lance Taylor <iant@google.com>
3830
9c2d0ef9
ILT		 3831 * target-reloc.h (relocate_section): Check whether a symbol is
3832 defined by the ABI before reporting an undefined symbol error.
3833 * target.h (Target::is_defined_by_abi): Make parameter const.
3834 (Target::do_is_defined_by_abi): Likewise.
3835 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3836 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3837 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3838 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3839 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3840 * testsuite/Makefile.in: Rebuild.
3841
de31bda5
ILT		 3842 * fileread.cc (make_view): Add casts to avoid warning.
3843
9fa33bee
AO		 38442008-09-16 Alexandre Oliva <aoliva@redhat.com>
3845
3846 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3847 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3848
183fd0e3
AO		 38492008-09-16 Alexandre Oliva <aoliva@redhat.com>
3850
3851 * options.h (General_options::output_is_executable): New.
3852 (General_options::output_is_pie): New.
3853 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3854 for shared libraries.
3855 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3856
7be8330a
CD		 38572008-09-11 Chris Demetriou <cgd@google.com>
3858
3859 * options.h (origin): New -z option.
3860 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3861 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3862 in DT_FLAGS_1.
3863
a9caad02
CC		 38642008-09-05 Cary Coutant <ccoutant@google.com>
3865
3866 * fileread.cc (File_read::make_view): Add check for attempt to map
3867 beyond end of file.
3868
ae6dce4d
CC		 38692008-09-05 Cary Coutant <ccoutant@google.com>
3870
3871 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3872 explicit instantiations.
3873
d7ab2a47
KVH		 38742008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3875
3876 PR gold/6858
3877 * options.cc (General_options::finalize): Allow undefined symbols
3878 in shlibs if linking -shared.
3879
3880 PR gold/6859
3881 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3882 symbols as not needing a dynsym entry.
3883
1e52a9c1
CS		 38842008-08-20 Craig Silverstein <csilvers@google.com>
3885
3886 * fileread.cc (File_read::open): Do not lock the file unless it
3887 was successfully opened.
3888
d85c80a3
CC		 38892008-08-14 Cary Coutant <ccoutant@google.com>
3890
3891 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3892 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3893 * testsuite/tls_test.cc (struct int128): 128-bit struct
3894 for testing TLS relocs with non-zero addend.
3895 (v12): New TLS variable.
3896 (t12): New test.
3897 (t_last): Add check for v12.
3898 * testsuite/tls_test.h (t12): New function.
3899 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3900
2d924fd9
ILT		 39012008-08-13 Ian Lance Taylor <iant@google.com>
3902
3903 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3904 set tls_segment_ or relro_segment_.
3905 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3906 when appropriate.
3907 * output.h (Output_section::clear_is_relro): New function.
3908 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3909 sections specially even when output_data_ is empty.
3910 (Output_segment::maximum_alignment): When first section is relro,
3911 only force alignment for PT_LOAD segments.
3912 * script.cc (script_data_segment_align): New function.
3913 (script_data_segment_relro_end): New function.
3914 * script-c.h (script_data_segment_align): Declare.
3915 (script_data_segment_relro_end): Declare.
3916 * script-sections.h (class Script_sections): Declare
3917 data_segment_align and data_segment_relro_end. Add fields
3918 segment_align_index_ and saw_relro_end_.
3919 * script-sections.cc (class Sections_element): Add set_is_relro
3920 virtual function. Add new bool* parameter to place_orphan_here.
3921 Add get_output_section virtual function.
3922 (class Output_section_definition): Add set_is_relro. Add new
3923 bool* parameter to place_orphan_here. Add get_output_section.
3924 Add is_relro_ field.
3925 (Output_section_definition::Output_section_definition): Initialize
3926 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3927 and is_relro_ fields.
3928 (Output_section_definition::place_orphan_here): Add is_relro
3929 parameter.
3930 (Output_section_definition::set_section_addresses): Set relro for
3931 output section.
3932 (Output_section_definition::alternate_constraint): Likewise.
3933 (class Orphan_output_section): Add new bool* parameter to
3934 place_orphan_here. Add get_output_section.
3935 (Orphan_output_section::place_orphan_here): Add is_relro
3936 parameter.
3937 (Script_sections::Script_sections): Initialize
3938 data_segment_align_index_ and saw_relro_end_.
3939 (Script_sections::data_segment_align): New function.
3940 (Script_sections::data_segment_relro_end): New function.
3941 (Script_sections::place_orphan): Set or clear is_relro.
3942 (Script_sections::set_section_addresses): Force alignment of first
3943 TLS section.
3944 * yyscript.y (exp): Call script_data_segment_align and
3945 script_data_segment_relro_end.
3946 * testsuite/relro_script_test.t: New file.
3947 * testsuite/relro_test.cc (using_script): Declare.
3948 (t1, t2): Test using_script.
3949 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3950 (relro_script_test_SOURCES): Define.
3951 (relro_script_test_DEPENDENCIES): Define.
3952 (relro_script_test_LDFLAGS): Define.
3953 (relro_script_test_LDADD): Define.
3954 (relro_script_test.so): New target.
3955 * testsuite/Makefile.in: Rebuild.
3956
f827c9a9
CC		 39572008-08-06 Cary Coutant <ccoutant@google.com>
3958
3959 * archive.cc (Archive::total_archives, Archive::total_members)
3960 (Archive::total_members_loaded): New variables.
3961 (Archive::setup): Add parameter. Add option to preread
3962 archive symbols.
3963 (Archive::read_armap): Add counter.
3964 (Archive::get_file_and_offset): New function.
3965 (Archive::get_elf_object_for_member): New function.
3966 (Archive::read_all_symbols): New function.
3967 (Archive::read_symbols): New function.
3968 (Archive::add_symbols): Add counters.
3969 (Archive::include_all_members): Use armap to find members if it's
3970 already built.
3971 (Archive::include_member): Skip reading symbols if already read.
3972 Factored code into Archive::get_file_and_offset and
3973 Archive::get_elf_object_for_member. Changed call to
3974 Mapfile::report_include_archive_member.
3975 (Archive::print_stats): New function.
3976 * archive.h: Declare Object and Read_symbols_data classes.
3977 (Archive::Archive): Add initializers for new members.
3978 (Archive::setup): Add parameter.
3979 (Archive::print_stats): New function.
3980 (Archive::total_archives, Archive::total_members)
3981 (Archive::total_members_loaded): New variables.
3982 (Archive::get_file_and_offset): New function.
3983 (Archive::get_elf_object_for_member): New function.
3984 (Archive::read_all_symbols): New function.
3985 (Archive::read_symbols): New function.
3986 (Archive::Archive_member): New class.
3987 (Archive::members_): New member.
3988 (Archive::num_members_): New member.
3989 * main.cc: Include archive.h.
3990 (main): Call Archive::print_stats.
3991 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3992 archive parameter; member_name is now the fully-decorated name.
3993 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3994 * options.h: (General_options): Add --preread-archive-symbols option.
3995 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3996 Archive::setup.
3997
de4c45bd
ILT		 39982008-08-04 Ian Lance Taylor <iant@google.com>
3999
4000 * symtab.h (Symbol::use_plt_offset): New function.
4001 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4002 * powerpc.cc (Relocate::relocate): Likewise.
4003 * sparc.cc (Relocate::relocate): Likewise.
4004 * x86_64.cc (Relocate::relocate): Likewise.
4005 * testsuite/weak_plt.sh: New test.
4006 * testsuite/weak_plt_main.cc: New test.
4007 * testsuite/weak_plt_shared.cc: New test.
4008 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4009 (check_PROGRAMS): Add weak_plt.
4010 (check_DATA): Add weak_plt_shared.so.
4011 (weak_plt_main_pic.o, weak_plt): New targets.
4012 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4013 * testsuite/Makefile.in: Rebuild.
4014
4015 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4016 gcctestdir/ld.
4017 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4018 * testsuite/Makefile.in: Rebuild.
4019
323ee3f4
AM		 40202008-08-04 Alan Modra <amodra@bigpond.net.au>
4021
4022 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4023 * Makefile.in: Regenerate.
4024 * po/POTFILES.in: Regenerate.
4025
7c07ecec
ILT		 40262008-07-29 Ian Lance Taylor <iant@google.com>
4027
4028 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4029 symbols before other symbols.
4030 * testsuite/script_test_2.cc (test_addr): Declare.
4031 (test_addr_alias): Declare.
4032 (main): Check that test_addr and test_addr_alias have the right
cd536b21 4033 values.
7c07ecec
ILT		 4034 * testsuite/script_test_2.t: Define test_addr_alias and
4035 test_addr.
4036
5778530e
ILT		 40372008-07-24 Ian Lance Taylor <iant@google.com>
4038
2a00e4fb
ILT		 4039 PR 5990
4040 * descriptors.cc: New file.
4041 * descriptors.h: New file.
4042 * gold-threads.h (class Hold_optional_lock): New class.
4043 * fileread.cc: Include "descriptors.h".
4044 (File_read::~File_read): Release descriptor rather than closing
4045 it.
4046 (File_read::open) [file]: Call open_descriptor rather than open.
4047 Set is_descriptor_opened_.
4048 (File_read::open) [memory]: Assert that descriptor is not open.
4049 (File_read::reopen_descriptor): New function.
4050 (File_read::release): Release descriptor.
4051 (File_read::do_read): Make non-const. Reopen descriptor.
4052 (File_read::read): Make non-const.
4053 (File_read::make_view): Reopen descriptor.
4054 (File_read::do_readv): Likewise.
4055 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4056 Update declarations.
4057 * layout.cc: Include "descriptors.h".
4058 (Layout::create_build_id): Use open_descriptor rather than open.
4059 * output.cc: Include "descriptors.h".
4060 (Output_file::open): Use open_descriptor rather than open.
4061 * archive.cc (Archive::const_iterator): Change Archive to be
4062 non-const.
4063 (Archive::begin, Archive::end): Make non-const.
4064 (Archive::count_members): Likewise.
4065 * archive.h (class Archive): Update declarations.
4066 * object.h (Object::read): Make non-const.
4067 * Makefile.am (CCFILES): Add descriptors.cc.
4068 (HFILES): Add descriptors.h.
4069 * Makefile.in: Rebuild.
4070
801647d1
ILT		 4071 PR 6716
4072 * gold.h: Always include <clocale>. Add Solaris workarounds
4073 following code in binutils/sysdep.h.
4074
5edd166e
ILT		 4075 PR 6048
4076 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4077 this->eh_frame_hdr_ is NULL before using it.
4078
c89ad728
ILT		 4079 * dynobj.cc (Versions::Versions): Update comment.
4080
aa86f06b
ILT		 4081 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4082 the base version name.
4083
5778530e
ILT		 4084 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4085 array size plus one.
4086 (Stringpool_template::set_string_offsets): Subtract one from key
4087 before using it as an array index.
4088 (Stringpool_template::get_offset_with_length): Likewise.
4089 (Stringpool_template::write_to_buffer): Likewise.
4090 * stringpool.h (Stringpool_template::get_offset_from_key):
4091 Likewise.
4092
057ead22
ILT		 40932008-07-23 Ian Lance Taylor <iant@google.com>
4094
7f649c59
ILT		 4095 PR 6658
4096 * object.h (Merged_symbol_value::value): Do our best to handle a
4097 negative addend.
4098
057ead22
ILT		 4099 PR 6647
4100 * script.cc (Version_script_info::get_versions): Don't add empty
4101 version tag to return value.
4102 (Version_script_info::get_symbol_version_helper): Change return
4103 type to bool. Add pversion parameter. Change all callers.
4104 (script_register_vers_node): Don't require a non-NULL tag.
4105 * script.h (class Version_script_info): Update declarations.
4106 (Version_script_info::get_symbol_version): Change return type to
4107 bool. Add version parameter. Change all callers.
4108 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4109 handling. Handle an empty version from a version script.
4110 (Symbol_table::define_special_symbol): Likewise.
4111 * testsuite/ver_test_10.script: New file.
4112 * testsuite/ver_test_10.sh: New file.
4113 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4114 (check_DATA): Add ver_test_10.syms.
4115 (ver_test_10.syms, ver_test_10.so): New target.
4116 * testsuite/Makefile.in: Rebuild.
4117
58e54ac2
CD		 41182008-07-23 Simon Baldwin <simonb@google.com>
4119
4120 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4121 to zero for undefined symbols from dynamic libraries.
4122
95d14cd3
ILT		 41232008-07-23 Ian Lance Taylor <iant@google.com>
4124
4125 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4126 Change all callers.
4127 * symtab.h (class Symbol_table): Update declaration.
4128 * testsuite/ver_test_9.cc: New file.
4129 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4130 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4131 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4132 (ver_test_9.so, ver_test_9.o): New targets.
4133 * testsuite/Makefile.in: Rebuild.
4134
92de84a6
ILT		 41352008-07-22 Ian Lance Taylor <iant@google.com>
4136
34810851
ILT		 4137 * options.h (class General_options): Define --check-sections.
4138 * layout.cc (Layout::set_segment_offsets): Handle
4139 --check-sections.
4140
af6156ef
ILT		 4141 * options.h (class General_options): Define -n/--nmagic and
4142 -N/--omagic.
4143 * options.cc (General_options::finalize): For -n/--nmagic or
4144 -N/--omagic, set -static.
4145 * layout.cc (Layout::attach_allocated_section_to_segment): If
4146 -N/--omagic, don't put read-only and read-write sections in
4147 different segments.
4148 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4149 finding a read-only segment.
4150 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4151 don't set the minimum segment alignment to the common page size,
4152 and don't set the file offset to the address modulo the page size.
4153 * script-sections.cc (Script_sections::create_segments): If
4154 -n/--omagic, don't put read-only and read-write sections in
4155 different segments.
4156
92de84a6
ILT		 4157 * cref.cc: New file.
4158 * cref.h: New file.
4159 * options.h (class General_options): Add --print-symbol-counts.
4160 * main.cc (main): Issue defined symbol report if requested.
4161 * archive.cc (Archive::interpret_header): Make into a const member
4162 function.
4163 (Archive::add_symbols): Call Input_objects::archive_start and
4164 archive_stop.
4165 (Archive::const_iterator): Define new class.
4166 (Archive::begin, Archive::end): New functions.
4167 (Archive::include_all_members): Rewrite to use iterator.
4168 (Archive::count_members): New function.
4169 * archive.h (class Archive): Update declarations.
4170 (Archive::filename): New function.
4171 * object.cc: Include "cref.h".
4172 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4173 (Sized_relobj::do_get_global_symbol_counts): New function.
4174 (Input_objects::add_object): Add object to cross-referencer.
4175 (Input_objects::archive_start): New function.
4176 (Input_objects::archive_stop): New function.
4177 (Input_objects::print_symbol_counts): New function.
4178 * object.h: Declare Cref and Archive.
4179 (Object::get_global_symbol_counts): New function.
4180 (Object::do_get_global_symbol_counts): New pure virtual function.
4181 (class Sized_relobj): Add defined_count_ field. Update
4182 declarations.
4183 (class Input_objects): Add cref_ field. Update constructor.
4184 Update declarations.
4185 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4186 defined_count_.
4187 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4188 symbol counts.
4189 (Sized_dynobj::do_get_global_symbol_counts): New function.
4190 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4191 defined_count_. Update declarations. Define Symbols typedef.
4192 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4193 parameter. Change all callers.
4194 (Symbol_table::add_from_dynobj): Add sympointers and defined
4195 parameters. Change all callers.
4196 * symtab.h (class Symbol_table): Update declarations.
4197 * Makefile.am (CCFILES): Add cref.cc.
4198 (HFILES): Add cref.h.
4199 * Makefile.in: Rebuild.
4200
3f7c5e1d
CD		 42012008-07-22 Simon Baldwin <simonb@google.com>
4202
4203 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4204 to zero when writing undefined symbols.
4205
e0b64032
ILT		 42062008-07-22 Ian Lance Taylor <iant@google.com>
4207
4208 * output.cc (Output_section::add_input_section): Don't try to
4209 merge empty merge sections.
4210
096b02cf
CS		 42112008-07-21 Craig Silverstein <csilvers@google.com>
4212
4213 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4214 Include symbol version in error message.
cd536b21 4215
1d1f116d
CD		 42162008-07-20 Chris Demetriou <cgd@google.com>
4217
cd536b21 4218 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4219 (RANDOM_SEED_CFLAGS): New substituted variable.
4220 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4221 * configure: Rebuild.
4222 * Makefile.in: Likewise.
4223 * testsuite/Makefile.in: Likewise.
4224
a18f591e
ILT		 42252008-07-18 Ian Lance Taylor <iant@google.com>
4226
4227 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4228 where we see NAME/NULL and NAME/VERSION as separate symbols.
4229 * testsuite/ver_test_main.cc (main): Call t4.
4230 (t4, t4_2a): Define.
4231 * testsuite/ver_test_2.cc (t4_2): Define.
4232 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4233 * testsuite/ver_test_4.cc (t4_2a): Define.
4234 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4235 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4236
c6e3f6ed
ILT		 42372008-07-17 Ian Lance Taylor <iant@google.com>
4238
4239 * dynobj.cc (Versions::add_def): If we give an error about a
4240 missing version, go ahead and create the version anyhow.
4241
ef9beddf
ILT		 42422008-07-10 Ian Lance Taylor <iant@google.com>
4243
4244 Handle output sections with more than 0x7fffffff bytes.
4245 * object.h (class Relobj): Change map_to_output_ to
4246 output_sections_, and just keep a section pointer. Change all
4247 uses. Move comdat group support to Sized_relobj.
4248 (Relobj::is_section_specially_mapped): Remove.
4249 (Relobj::output_section): Remove poff parameter. Change all
4250 callers.
4251 (Relobj::output_section_offset): New function.
4252 (Relobj::set_section_offset): Rewrite.
4253 (Relobj::map_to_output): Remove.
4254 (Relobj::output_sections): New function.
4255 (Relobj::do_output_section_offset): New pure virtual function.
4256 (Relobj::do_set_section_offset): Likewise.
4257 (class Sized_relobj): Add section_offsets_ field. Add comdat
4258 group support from Relobj. Update declarations.
4259 (Sized_relobj::get_output_section_offset): New function.
4260 (Sized_relobj::do_output_section_offset): New function.
4261 (Sized_relobj::do_set_section_offset): New function.
4262 * object.cc (Relobj::output_section_address): Remove.
4263 (Sized_relobj::Sized_relobj): Initialize new fields.
4264 (Sized_relobj::include_section_group): Cast find_kept_object to
4265 Sized_relobj.
4266 (Sized_relobj::include_linkonce_section): Likewise.
4267 (Sized_relobj::do_layout): Use separate arrays for output section
4268 and output offset.
4269 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4270 output_sections.
4271 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4272 output_sections and section_offsets.
4273 (Sized_relobj::write_local_symbols): Likewise.
4274 (map_to_kept_section): Compute output address directly.
4275 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4276 output_sections and section_offsets.
4277 (Sized_relobj::write_sections): Likewise.
4278 (Sized_relobj::relocate_sections): Likewise.
4279 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4280 * output.h (class Output_reloc): Update declarations. Change
4281 u2_.relobj to Sized_relobj*.
4282 (class Output_data_reloc): Change add functions to use
4283 Sized_relobj*.
4284 * output.cc (Output_reloc::Output_reloc): Change relobj to
4285 Sized_relobj*.
4286 (Output_reloc::local_section_offset): Change return type to
4287 Elf_Addr. Use get_output_section_offset.
4288 (Output_reloc::get_address): Likewise.
4289 (Output_section::is_input_address_mapped): Don't call
4290 is_section_specially_mapped.
4291 (Output_section::output_offset): Likewise.
4292 (Output_section::output_address): Likewise.
4293 (Output_section::starting_output_address): Likewise.
4294 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4295 parameter to Sized_relobj*.
4296 (Copy_relocs::need_copy_reloc): Likewise.
4297 (Copy_relocs::save): Likewise.
4298 * copy-relocs.h (class Copy_relocs): Update declarations.
4299 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4300 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4301 * target-reloc.h (relocate_for_relocatable): Change
4302 offset_in_output_section type to Elf_Addr. Change code that uses
4303 it as well.
4304 * layout.cc (Layout::layout): Always set *off.
4305 * mapfile.cc (Mapfile::print_input_section): Use
4306 output_section_offset.
4307 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4308 Sized_relobj*.
4309 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4310 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4311 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4312
5cb66f97
ILT		 43132008-07-03 Ian Lance Taylor <iant@google.com>
4314
4315 * layout.cc (Layout::include_section): Do not discard unrecognized
4316 SHT_STRTAB sections.
4317
afe47622
CS		 43182008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4319
4320 * script.cc (Lex::can_continue_name): Make '?' allowable in
4321 version-script names.
4322 * testsuite/version_script.map: Change glob pattern to use '?'
4323
5adf9721
ILT		 43242008-06-30 Manish Singh <yosh@gimp.org>
4325
4326 PR 6585
4327 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4328 Correct typo.
4329
e6fde208
ILT		 43302008-06-30 Ian Lance Taylor <iant@google.com>
4331
4332 PR 6660
4333 PR 6682
4334 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4335 versions]: Don't try to read the value in the contents, since we
4336 don't use it. Use the template endianness when writing.
4337
3f2e6a2d
CC		 43382008-06-25 Cary Coutant <ccoutant@google.com>
4339
4340 * fileread.cc (File_read::make_view): Assert on zero-length view.
4341 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4342 symbol table when there are no symbols to read.
4343
c43d3a48
CS		 43442008-06-23 Craig Silverstein <csilvers@google.com>
4345
4346 * version.cc (version_string): Bump to 1.7
4347
5f494ea0
CS		 43482008-06-18 Craig Silverstein <csilvers@google.com>
4349
4350 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4351 constant 0xFFFF to type Valtype.
4352 (Powerpc_relocate_functions::rel16_ha): Likewise.
4353
c42e122e
ILT		 43542008-06-17 Ian Lance Taylor <iant@google.com>
4355
f34787f8
ILT		 4356 * output.h (Output_section::Input_section): Initialize p2align_ to
4357 zero for Output_section_data constructors.
4358 (Output_section::Input_section::addralign): If not an input
4359 section, return the alignment of the Output_section_data.
4360 * testsuite/copy_test.cc: New file.
4361 * testsuite/copy_test_1.cc: New file.
4362 * testsuite/copy_test_2.cc: New file.
4363 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4364 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4365 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4366 (copy_test_1_pic.o, copy_test_1.so): New targets.
4367 (copy_test_2_pic.o, copy_test_2.so): New targets.
4368 * testsuite/Makefile.in: Rebuild.
4369
c42e122e
ILT		 4370 * script-sections.cc (Script_sections::place_orphan): Initialize
4371 local variable exact.
4372
ce3ac18a
DE		 43732008-06-13 David Edelsohn <edelsohn@gnu.org>
4374
4375 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4376
42cacb20
DE		 43772008-06-12 David Edelsohn <edelsohn@gnu.org>
4378 David S. Miller <davem@davemloft.net>
4379
4380 * powerpc.cc: New file.
4381 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4382 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4383 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4384 * Makefile.in: Rebuild.
4385
7b308235
ILT		 43862008-06-09 Ian Lance Taylor <iant@google.com>
4387
4388 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4389 <exception>.
4390 (throwing, orig_terminate): New static variables.
4391 (terminate_handler): New static function.
4392 (t2): Set terminate handler.
4393
f0b886e3
ILT		 43942008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4395
4396 PR 6584
cd536b21 4397 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4398 alignment.
4399
3e90f135
CC		 44002008-05-30 Cary Coutant <ccoutant@google.com>
4401
4402 * archive.cc (Archive::include_all_members) Correct to step
4403 over symbol table and extended name table in thin archives.
4404
e09ad04a
ILT		 44052008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4406
4407 PR 6407
4408 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4409 calculation.
4410
62b01cb5
ILT		 44112008-05-28 Caleb Howe <cshowe@google.com>
4412
4413 * reduced_debug_output.cc: New file.
4414 * reduced_debug_output.h: New file.
92de84a6 4415 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4416 * options.cc (General_options::finalize): Add strip_debug_non_line
4417 to the strip heirarchy.
4418 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4419 fields.
4420 * layout.cc: Include "reduced_debug_output.h".
4421 (Layout::Layout): Initialize new fields.
4422 (line_only_debug_sections): New static array.
4423 (is_lines_only_debug_sections): New static inline function.
4424 (Layout::include_section): Handle --strip-debug-non-line.
4425 (Layout::make_output_section): If --strip-debug-non-line, build
4426 new output sections for .debug_abbrev and .debug_info.
4427 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4428 gold. Warn about possible overflow.
4429 (read_signed_LEB_128): Likewise.
4430 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4431 (read_signed_LEB_128): Declare.
4432 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4433 (HFILES): Add reduced_debug_output.h.
4434 * Makefile.in: Rebuild.
4435
7d9e3d98
ILT		 44362008-05-21 Ian Lance Taylor <iant@google.com>
4437
4438 * mapfile.cc: New file.
4439 * mapfile.h: New file.
4440 * options.h (class General_options): Add -M/--print-map and -Map.
4441 * options.cc (General_options::finalize): Make -M equivalent to
4442 -Map -.
4443 * main.cc: Include <cstdio> and "mapfile.h".
4444 (main): Open mapfile if requested.
4445 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4446 constructor. Change caller.
4447 (queue_initial_tasks): Add mapfile parameter. Change caller.
4448 (queue_middle_tasks): Likewise.
4449 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4450 declarations.
4451 * archive.cc: Include "mapfile.h".
4452 (Archive::add_symbols): Add mapfile parameter. Change all
4453 callers. Pass mapfile, symbol, and reason to include_member.
4454 (Archive::include_all_members): Add mapfile parameter. Change all
4455 callers.
4456 (Archive::include_member): Add mapfile, sym, and why parameters.
4457 Change all callers. Report inclusion to map file.
4458 * archive.h: Include "fileread.h".
4459 (class Archive): Update declarations.
4460 (Archive::file): New const method.
4461 (class Add_archive_symbols): Add mapfile_ field. Update
4462 constructor. Change all callers.
4463 * readsyms.h (class Read_symbols): Likewise.
4464 (class Finish_group): Likewise.
4465 (class Read_script): Likewise.
4466 * common.cc: Include "mapfile.h".
4467 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4468 all callers.
4469 (Symbol_table::do_allocate_commons): Likewise.
4470 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4471 symbol allocation to mapfile.
4472 * common.h (class Allocate_commons_task): Add mapfile_ field.
4473 Update constructor. Change all callers.
4474 * symtab.h (class Symbol_table): Update declarations.
4475 * layout.cc: Include "mapfile.h".
4476 (Layout_task_runner::run): Print information to mapfile.
4477 (Layout::create_gold_note): Change Output_data_fixed_space to
4478 Output_data_zero_fill.
4479 (Layout::create_build_id): Likewise.
4480 (Layout::print_to_mapfile): New function.
4481 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4482 constructor. Change caller.
4483 (class Layout): Declare print_to_mapfile.
4484 * output.cc (Output_section::Input_section::print_to_mapfile): New
4485 function.
4486 (Output_section::add_input_section): If producing a map, always
4487 add to input_sections_ list.
4488 (Output_section::do_print_to_mapfile): New function.
4489 (Output_segment::print_sections_to_mapfile): New function.
4490 (Output_segment::print_section_list_to_mapfile): New function.
4491 * output.h: Include "mapfile.h".
4492 (Output_data::print_to_mapfile): New function.
4493 (Output_data::do_print_to_mapfile): New virtual function.
4494 (Output_segment_headers::do_print_to_mapfile): New function.
4495 (Output_file_header::do_print_to_mapfile): New function.
4496 (Output_data_const::do_print_to_mapfile): New function.
4497 (class Output_data_const_buffer): Add map_name_ field. Update
4498 constructor. Change all callers. Add do_print_to_mapfile
4499 function.
4500 (class Output_data_fixed_space): Likewise.
4501 (class Output_data_space): Likewise.
4502 (class Output_data_zero_fill): New class.
4503 (Output_data_strtab::do_print_to_mapfile): New function.
4504 (Output_data_reloc_base::do_print_to_mapfile): New function.
4505 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4506 (Output_data_group::do_print_to_mapfile): New function.
4507 (Output_data_got::do_print_to_mapfile): New function.
4508 (Output_data_dynamic::do_print_to_mapfile): New function.
4509 (Output_symtab_xindex::do_print_to_mapfile): New function.
4510 (class Output_section): Declare do_print_to_mapflie. Declare
4511 print_to_mapfile in Input_section.
4512 (class Output_segment): Declare new functions.
4513 * object.h (Sized_relobj::symbol_count): New function.
4514 * script-sections.cc
4515 (Output_section_element_dot_assignment::set_section_addresses):
4516 Change Output_data_fixed_space to Output_data_zero_fill.
4517 (Output_data_expression::do_print_to_mapfile): New function.
4518 * script.cc (read_input_script): Add mapfile parameter. Change
4519 all callers.
4520 * script.h (read_input_script): Update declaration.
4521 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4522 (Eh_frame::do_print_to_mapfile): New function.
4523 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4524 (Output_merge_string::do_print_to_mapfile): New function.
4525 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4526 function.
4527 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4528 function.
4529 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4530 function.
4531 * Makefile.am (CCFILES): Add mapfile.cc.
4532 (HFILES): Add mapfile.h.
4533 * Makefile.in: Rebuild.
4534
9f1d377b
ILT		 45352008-05-19 Ian Lance Taylor <iant@google.com>
4536
4537 * options.h (class General_options): Add -z relro.
4538 * layout.cc (Layout::Layout): Initialize relro_segment_.
4539 (Layout::add_output_section_data): Return the output section.
4540 (Layout::make_output_section): Rcognize relro sections and mark
4541 them appropriately.
4542 (Layout::attach_allocated_section_to_segment): Put relro sections
4543 in a PT_GNU_RELRO segment.
4544 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4545 section as relro.
4546 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4547 PT_TLS segments.
4548 (Layout::linkonce_mapping): Map d.rel.ro.local to
4549 .data.rel.ro.local.
4550 (Layout::output_section_name): Us .data.rel.ro.local for any
4551 section which begins with that.
4552 * layout.h (class Layout): Update add_output_section_data
4553 declaration. Add relro_segment_ field.
4554 * output.cc (Output_section::Output_section): Initialize is_relro_
4555 and is_relro_local_ fields.
4556 (Output_segment::add_output_section): Group relro sections.
4557 (Output_segment::is_first_section_relro): New function.
4558 (Output_segment::maximum_alignment): If there is a relro section,
4559 align the segment to the common page size.
4560 (Output_segment::set_section_addresses): Track whether we are
4561 looking at relro sections. If the last section is a relro
4562 section, align to the common page size.
4563 (Output_segment::set_section_list_addresses): Add in_relro
4564 parameter. Change all callers. Align to the page size when
4565 moving from relro to non-relro section.
4566 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4567 segment.
4568 * output.h (class Output_section): Add is_relro_ and
4569 is_relro_local_ fields.
4570 (Output_section::is_relro): New function.
4571 (Output_section::set_is_relro): New function.
4572 (Output_section::is_relro_local): New function.
4573 (Output_section::set_is_relro_local): New function.
4574 (class Output_segment): Update declarations.
4575 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4576 * sparc.cc (Target_sparc::got_section): Likewise.
4577 * x86_64.cc (Target_x86_64::got_section): Likewise.
4578 * testsuite/relro_test_main.cc: New file.
4579 * testsuite/relro_test.cc: New file.
4580 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4581 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4582 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4583 (relro_test.so, relro_test_pic.o): New targets.
4584 * testsuite/Makefile.in: Rebuild.
4585
a984ee1d
ILT		 45862008-05-16 Ian Lance Taylor <iant@google.com>
4587
01676dcd
ILT		 4588 * output.cc (Output_segment::add_output_section): Remove front
4589 parameter.
4590 * output.h (class Output_segment): Remove
4591 add_initial_output_section and overloaded add_output_section.
4592 Update declaration of remaining add_output_section.
4593 * layout.cc (Layout::create_interp): Call add_output_section
4594 rather than add_initial_output_section.
4595 (Layout::finish_dynamic_section): Likewise.
4596
497897f9
ILT		 4597 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4598 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4599 know the dynamic type.
4600 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4601 field. Initialize it in constructor.
4602 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4603 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4604 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4605 reloc.
4606
a984ee1d
ILT		 4607 * output.cc (Output_reloc::get_address): Change return type to
4608 Elf_Addr.
4609 * output.h (class Output_reloc): Update get_address declaration.
4610 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4611 for section addresses.
4612
55ba0940
ILT		 46132008-05-09 Ian Lance Taylor <iant@google.com>
4614
4615 PR 6493
4616 * gold.cc (gold_nomem): Use return value of write.
4617
75517b77
ILT		 46182008-05-08 Ian Lance Taylor <iant@google.com>
4619
4620 * symtab.c (Symbol::init_base_output_data): Add version
4621 parameter. Change all callers.
4622 (Symbol::init_base_output_segment): Likewise.
4623 (Symbol::init_base_constant): Likewise.
4624 (Symbol::init_base_undefined): Likewise.
4625 (Sized_symbol::init_output_data): Likewise.
4626 (Sized_symbol::init_output_segment): Likewise.
4627 (Sized_symbol::init_constant): Likewise.
4628 (Sized_symbol::init_undefined): Likewise.
4629 (Symbol_table::do_define_in_output_data): If the new symbol has a
4630 version, mark it as the default.
4631 (Symbol_table::do_define_in_output_segment): Likewise.
4632 (Symbol_table::do_define_as_constant): Likewise.
4633 * symtab.h (class Symbol): Update declarations.
4634 (class Sized_symbol): Likewise.
4635 * resolve.cc (Symbol::override_version): New function.
c42e122e 4636 (Symbol::override_base): Call override_version.
75517b77
ILT		 4637 (Symbol::override_base_with_special): Likewise.
4638 * testsuite/ver_script_8.script: New file.
4639 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4640 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4641 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4642 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4643
f1f70eae
ILT		 46442008-05-06 Ian Lance Taylor <iant@google.com>
4645
f3e9c5c5
ILT		 4646 PR 6049
4647 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4648 functions.
4649 (class General_options): Remove existing --undefined, and add
4650 --no-undefined instead. Add new --undefined as synonym for -u.
4651 * archive.cc (Archive::add_symbols): Check whether symbol was
4652 named with -u.
4653 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4654 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4655 all uses. Add IS_UNDEFINED. Update declarations to split
4656 different versions of init_base. Declare init_base_undefined.
4657 (Symbol::is_defined): Handle IS_UNDEFINED.
4658 (Symbol::is_undefined): Likewise.
4659 (Symbol::is_weak_undefined): Call is_undefined.
4660 (Symbol::is_absolute): Handle IS_CONSTANT.
4661 (class Sized_symbol): Update declarations to split different
4662 versions of init. Declare init_undefined.
4663 (class Symbol_table): Declare new functions.
4664 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4665 Change all callers.
4666 (Symbol::init_base_output_data): Likewise.
4667 (Symbol::init_base_output_segment): Likewise.
4668 (Symbol::init_base_constant): Likewise.
4669 (Symbol::init_base_undefined): New function.
4670 (Sized_symbol::init_object): Rename from init. Change all
4671 callers.
4672 (Sized_symbol::init_output_data): Likewise.
4673 (Sized_symbol::init_output_segment): Likewise.
4674 (Sized_symbol::init_constant): Likewise.
4675 (Sized_symbol::init_undefined): New function.
4676 (Symbol_table::add_undefined_symbols_from_command_line): New
4677 function.
4678 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4679 function.
4680 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4681 (Symbol::output_section): Likewise.
4682 (Symbol::set_output_section): Likewise.
4683 (Symbol_table::sized_finalize_symbol): Likewise.
4684 (Symbol_table::sized_write_globals): Likewise.
4685 * resolve.cc (Symbol_table::should_override): Likewise.
4686 (Symbol::override_base_with_special): Likewise.
4687
8bdcdf2c
ILT		 4688 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4689 symbol, change it to have default visibility.
4690 * testsuite/protected_1.cc: New file.
4691 * testsuite/protected_2.cc: New file.
4692 * testsuite/protected_3.cc: New file.
4693 * testsuite/protected_main_1.cc: New file.
4694 * testsuite/protected_main_2.cc: New file.
4695 * testsuite/protected_main_3.cc: New file.
4696 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4697 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4698 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4699 (protected_1.so): New target.
4700 (protected_1_pic.o, protected_2_pic.o): New targets.
4701 (protected_3_pic.o): New target.
4702 (check_PROGRAMS): Add protected_2.
4703 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4704 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4705 * testsuite/Makefile.in: Rebuild.
4706
2b706932
ILT		 4707 * options.h (DEFINE_var): Add set_user_set_##varname__.
4708 (DEFINE_bool_alias): New macro.
4709 (class General_options): Define -Bstatic using DEFINE_bool_alias
4710 rather than DEFINE_special. Add --undefined as an alias for -z
4711 defs.
4712 * options.cc (General_options::parse_Bstatic): Remove.
4713
d82a5bcc
ILT		 4714 * options.h (class General_options): Add --fatal-warnings.
4715 * main.cc (main): Implement --fatal-warnings.
4716 * errors.h (Errors::warning_count): New function.
4717
f1f70eae
ILT		 4718 * options.h (class General_options): Add -Bsymbolic-functions.
4719 * symtab.h (Symbol::is_preemptible): Check for
4720 -Bsymbolic-functions.
4721
8825ac63
ILT		 47222008-05-05 Ian Lance Taylor <iant@google.com>
4723
d98bc257
ILT		 4724 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4725 as noVARNAME rather than no-VARNAME.
4726 (class General_options): Add option -z combreloc.
4727 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4728 get_address.
4729 (Output_reloc::sort_before) [SHT_REL]: New function.
4730 (Output_reloc::sort_before) [SHT_RELA]: New function.
4731 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4732 Sort_relocs_comparison.
4733 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4734 parameter. Change all callers.
4735 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4736 sort_relocs parameter. Change all callers.
4737 * output.cc (Output_reloc::get_address): New function, broken out
4738 of write_rel.
4739 (Output_reloc::write_rel): Call it.
4740 (Output_reloc::compare): New function.
4741 (Output_data_reloc_base::do_write): Optionally sort relocs.
4742
60b2b4e7
ILT		 4743 * configure.ac: If targ_extra_obj is set, link it in.
4744 * configure.tgt: Initialize all variables.
4745 (x86_64*): Set targ_extra_obj and targ_extra_size.
4746 * configure: Rebuild.
4747
8825ac63
ILT		 4748 * object.cc (Sized_relobj::include_section_group): Adjust section
4749 indexes read from group data. Build vector to pass to
4750 layout_group.
4751 * layout.cc (Layout::layout_group): Add flags and shndxes
4752 parameters. Remove contents parameter. Change caller. Update
4753 explicit instantiations.
4754 * layout.h (class Layout): Update layout_group declaration.
4755 * output.cc (Output_data_group::Output_data_group): Add flags and
4756 input_shndxes parameters. Remove contents parameter. Change
4757 caller.
4758 (Output_data_group::do_write): Change input_sections_ to
4759 input_shndxes_.
4760 * output.h (class Output_data_group): Update constructor
4761 declaration. Rename input_sections_ to input_shndxes_.
4762 * testsuite/many_sections_test.cc: Add template.
4763
e94cf127
CC		 47642008-04-30 Cary Coutant <ccoutant@google.com>
4765
4418b2d5
CC		 4766 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4767
e94cf127
CC		 4768 * layout.cc (Layout::include_section): Refactored check for debug
4769 info section.
4770 (Layout::add_comdat): Add new parameters. Change type
4771 of signature parameter. Add object and shndx to signatures table.
4772 (Layout::find_kept_object): New function.
4773 * layout.h: Include <cstring>.
4774 (Layout::is_debug_info_section): New function.
4775 (Layout::add_comdat): Add new parameters.
4776 (Layout::find_kept_object): New function.
4777 (Layout::Kept_section): New struct.
4778 (Layout::Signatures): Change type of map range.
4779 * object.cc (Relobj::output_section_address): New function.
4780 (Sized_relobj::include_section_group): Add new parameters. Change
4781 calls to Layout::add_comdat. Change to build table of kept comdat
4782 groups and table mapping discarded sections to kept sections.
4783 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4784 (Sized_relobj::do_layout): Change calls to include_section_group and
4785 include_linkonce_section.
4786 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4787 value to zero when section is discarded.
4788 (Sized_relobj::map_to_kept_section): New function.
4789 * object.h (Relobj::output_section_address): New function.
4790 (Relobj::Comdat_group): New type.
4791 (Relobj::find_comdat_group): New function.
4792 (Relobj::Comdat_group_table): New type.
4793 (Relobj::Kept_comdat_section): New type.
4794 (Relobj::Kept_comdat_section_table): New type.
4795 (Relobj::add_comdat_group): New function.
4796 (Relobj::set_kept_comdat_section): New function.
4797 (Relobj::get_kept_comdat_section): New function.
4798 (Relobj::comdat_groups_): New field.
4799 (Relobj::kept_comdat_sections_): New field.
4800 (Symbol_value::input_value): Update comment.
4801 (Sized_relobj::map_to_kept_section) New function.
4802 (Sized_relobj::include_linkonce_section): Add new parameter.
4803 * target-reloc.h (Comdat_behavior): New type.
4804 (get_comdat_behavior): New function.
4805 (relocate_section): Add code to map a discarded section to the
4806 corresponding kept section when applying a relocation.
4807
e4e5049b
CS		 48082008-04-30 Craig Silverstein <csilvers@google.com>
4809
4810 * dwarf_reader.cc (next_generation_count): New static var.
4811 (Addr2line_cache_entry): New struct.
4812 (addr2line_cache): New static var.
4813 (Dwarf_line_info::one_addr2line): Added caching.
4814 (Dwarf_line_info::clear_addr2line_cache): New function.
4815 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4816 cache-size parameter.
4817 (Dwarf_line_info::one_addr2line_cache): New function.
4818 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4819 new cache-size argument to one_addr2line(), and clear cache.
4820
d09e9154
CC		 48212008-04-28 Cary Coutant <ccoutant@google.com>
4822
4823 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4824 R_386_PC8 relocations.
4825
7ef73768
ILT		 48262008-04-23 Ian Lance Taylor <iant@google.com>
4827
55438702
ILT		 4828 * object.cc (Sized_relobj::include_section_group): Check for
4829 invalid section group.
4830
c165fb93
ILT		 4831 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4832 header size.
4833
7ef73768
ILT		 4834 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4835 than read for file header.
4836 * archive.cc (Archive::include_member): Likewise.
4837
6194aaab
L		 48382008-04-23 Paolo Bonzini <bonzini@gnu.org>
4839
4840 * aclocal.m4: Regenerate.
4841 * configure: Regenerate.
4842
d491d34e
ILT		 48432008-04-19 Ian Lance Taylor <iant@google.com>
4844
5ea2bac6
ILT		 4845 * version.cc (version_string): Bump to 1.6.
4846
7bc3e21a
ILT		 4847 * testsuite/Makefile.am (many_sections_r_test): New target.
4848 (many_sections_r_test_SOURCES): Remove.
4849 (many_sections_r_test_DEPENDENCIES): Remove.
4850 (many_sections_r_test_LDFLAGS): Remove.
4851 (many_sections_r_test_LDADD): Remove.
4852
7fcd3aa9
ILT		 4853 * object.cc (Sized_relobj::do_add_symbols): Always pass
4854 local_symbol_count_ to add_from_relobj.
4855
4c94d6ae
ILT		 4856 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4857 every thousand variables.
4858 * testsuite/Makefile.in: Rebuild.
4859
d491d34e
ILT		 4860 * object.cc (Xindex::initialize_symtab_xindex): New function.
4861 (Xindex::read_symtab_xindex): New function.
4862 (Xindex::sym_xindex_to_shndx): New function.
4863 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4864 available.
4865 (Sized_relobj::do_initialize_xindex): New function.
4866 (Sized_relobj::do_read_symbols): Adjust section links.
4867 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4868 parameter. Change all callers.
4869 (Sized_relobj::include_section_group): Adjust section links and
4870 symbol section indexes.
4871 (Sized_relobj::do_layout): Adjust section links.
4872 (Sized_relobj::do_count_local_symbols): Adjust section links and
4873 symbol section indexes.
4874 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4875 ordinary and special symbols.
4876 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4877 dynsym_xindex parameters. Change all callers. Adjust section
4878 links. Use SHN_XINDEX when needed.
4879 (Sized_relobj::get_symbol_location_info): Adjust section links.
4880 Don't get fooled by special symbols.
4881 * object.h (class Xindex): Define.
4882 (class Object): Add xindex_ parameter. Declare virtual functoin
4883 do_initialize_xindex.
4884 (Object::adjust_sym_shndx): New function.
4885 (Object::set_xindex): New protected function.
4886 (class Symbol_value): Add is_ordinary_shndx_ field.
4887 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4888 (Symbol_value::value): Assert ordinary section.
4889 (Symbol_value::initialize_input_to_output_map): Likewise.
4890 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4891 Change all callers.
4892 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4893 all callers.
4894 (class Sized_relobj): Update declarations.
4895 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4896 parameter. Change all callers.
4897 (Sized_relobj::adjust_shndx): New function.
4898 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4899 field.
4900 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4901 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4902 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4903 (Sized_dynobj::read_dynsym_section): Adjust section links.
4904 (Sized_dynobj::read_dynamic): Likewise.
4905 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4906 section links.
4907 (Sized_dynobj::do_initialize_xindex): New function.
4908 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4909 do_initialize_xindex.
4910 (Sized_dynobj::adjust_shndx): New function.
4911 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4912 dynsym_xindex_ fields.
4913 (Layout::finalize): Add a call to set_section_indexes before
4914 creating the symtab sections.
4915 (Layout::set_section_indexes): Don't do anything if the section
4916 already has a section index.
4917 (Layout::create_symtab_sections): Add shnum parameter. Change
4918 caller. Create .symtab_shndx section if needed.
4919 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4920 caller.
4921 (Layout::allocated_output_section_count): New function.
4922 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4923 needed.
4924 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4925 fields. Update declarations.
4926 (Layout::symtab_xindex): New function.
4927 (Layout::dynsym_xindex): New function.
4928 (class Write_symbols_task): Add layout_ field.
4929 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4930 Change caller.
4931 * output.cc (Output_section_headers::Output_section_headers): Add
4932 shstrtab_section parameter. Change all callers.
4933 (Output_section_headers::do_sized_write): Store overflow values
4934 for section count and section string table section index in
4935 section header zero.
4936 (Output_file_header::do_sized_write): Check for overflow of
4937 section count and section string table section index.
4938 (Output_symtab_xindex::do_write): New function.
4939 (Output_symtab_xindex::endian_do_write): New function.
4940 * output.h (class Output_section_headers): Add shstrtab_section_.
4941 Update declarations.
4942 (class Output_symtab_xindex): Define.
4943 (Output_section::has_out_shndx): New function.
4944 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4945 field.
4946 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4947 Change all callers.
4948 (Sized_symbol::init): Likewise.
4949 (Symbol::output_section): Check for ordinary symbol.
4950 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4951 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4952 callers.
4953 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4954 Change all callers. Simplify handling of symbols from sections
4955 not included in the link.
4956 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4957 distinction.
4958 (Weak_alias_sorter::operator()): Assert that symbols are
4959 ordinary.
4960 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4961 distinction.
4962 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4963 parameters. Change all callers.
4964 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4965 symbol distinction. Use SHN_XINDEX when needed.
4966 (Symbol_table::write_section_symbol): Add symtab_xindex
4967 parameter. Change all callers.
4968 (Symbol_table::sized_write_section_symbol): Likewise. Use
4969 SHN_XINDEX when needed.
4970 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4971 declarations.
4972 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4973 (Symbol::is_defined): Check is_ordinary.
4974 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4975 (Symbol::is_absolute, Symbol::is_common): Likewise.
4976 (class Sized_symbol): Update declarations.
4977 (class Symbol_table): Update declarations.
4978 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4979 parameters. Change all callers.
4980 (Sized_symbol::override): Likewise.
4981 (Symbol_table::override): Likewise.
4982 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4983 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4984 is_ordinary, and orig_st_shndx parameters. Change all callers.
4985 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4986 to be in an ordinary section.
4987 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4988 object and is_ordinary parameters. Change all callers.
4989 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4990 Change all callers. Don't add undefined or non-ordinary symbols
4991 to reloc_map_.
4992 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4993 Change all callers.
4994 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4995 declarations.
4996 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4997 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4998 (Sized_relobj::relocate_sections): Likewise.
4999 * target-reloc.h (scan_relocs): Adjust section symbol index.
5000 (scan_relocatable_relocs): Likewise.
5001 * i386.cc (Scan::local): Check for ordinary symbols.
5002 * sparc.cc (Scan::local): Likewise.
5003 * x86_64.cc (Scan::local): Likewise.
5004 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5005 to symbol_section_and_value.
5006 * testsuite/many_sections_test.cc: New file.
5007 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5008 (check_PROGRAMS): Add many_sections_test.
5009 (many_sections_test_SOURCES): Define.
5010 (many_sections_test_DEPENDENCIES): Define.
5011 (many_sections_test_LDFLAGS): Define.
5012 (BUILT_SOURCES): Add many_sections_define.h.
5013 (many_sections_define.h): New target.
5014 (BUILT_SOURCES): Add many_sections_check.h.
5015 (many_sections_check.h): New target.
5016 (check_PROGRAMS): Add many_sections_r_test.
5017 (many_sections_r_test_SOURCES): Define.
5018 (many_sections_r_test_DEPENDENCIES): Define.
5019 (many_sections_r_test_LDFLAGS): Define.
5020 (many_sections_r_test_LDADD): Define.
5021 (many_sections_r_test.o): New target.
5022 * testsuite/Makefile.in: Rebuild.
5023
c5818ff1
CC		 50242008-04-17 Cary Coutant <ccoutant@google.com>
5025
5026 * errors.cc (Errors::info): New function.
5027 (gold_info): New function.
5028 * errors.h (Errors::info): New function.
5029 * gold.h (gold_info): New function.
5030 * object.cc (Input_objects::add_object): Print trace output.
5031 * options.cc (options::parse_set): New function.
5032 (General_options::parse_wrap): Deleted.
5033 (General_options::General_options): Deleted initializer.
5034 * options.h (options::String_set): New typedef.
5035 (options::parse_set): New function.
5036 (DEFINE_set): New macro.
5037 (General_options::wrap): Changed to use DEFINE_set. Changed
5038 callers of any_wrap_symbols and is_wrap_symbol.
5039 (General_options::trace, General_options::trace_symbol):
5040 New options.
5041 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5042 (General_options::wrap_symbols_): Deleted.
5043 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5044
b5be4a7c
DM		 50452008-04-17 David S. Miller <davem@davemloft.net>
5046
5047 * options.cc (General_options::parse_V): New function.
5048 * options.h: Add entries for -V and -Qy.
5049
155a0dd7
ILT		 50502008-04-17 Ian Lance Taylor <iant@google.com>
5051
5052 * common.cc (Symbol_table::allocate_commons): Remove options
5053 parameter. Change caller.
5054 (Symbol_table::do_allocate_commons): Remove options parameter.
5055 Change caller. Just call do_allocate_commons_list twice.
5056 (Symbol_table::do_allocate_commons_list): New function, broken out
5057 of do_allocate_commons.
5058 * common.h (class Allocate_commons_task): Remove options_ field.
5059 Update constructor.
5060 * symtab.cc (Symbol_table::Symbol_table): Initialize
5061 tls_commons_.
5062 (Symbol_table::add_from_object): Put TLS common symbols on
5063 tls_commons_ list.
5064 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5065 which are IN_OUTPUT_DATA.
5066 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5067 allocate_commons and do_allocate_commons declarations. Declare
5068 do_allocate_commons_list.
5069 * gold.cc (queue_middle_tasks): Update creation of
5070 Allocate_commons_task to not pass options.
5071 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5072 (TLS_TEST_C_FLAGS): New variable.
5073 (tls_test_c_pic.o): New target.
5074 (tls_test_shared.so): Link in tls_test_c_pic.o.
5075 (tls_test_c_pic_ie.o): New target.
5076 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5077 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5078 (tls_test_c.o): New target.
5079 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5080 (tls_pic_test_LDADD): Likewise.
5081 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5082 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5083 (tls_test_c_gnu2.o): New target.
5084 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5085 tls_test_c_gnu2.o.
5086 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5087 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5088 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5089 * testsuite/tls_test.cc: Include "config.h".
5090 (t_last): Call t11_last.
5091 * testsuite/tls_test.h (t11, t11_last): Declare.
5092 * testsuite/tls_test_c.c: New file.
5093 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5094 * configure.ac: Check for OpenMP support.
5095 * configure, config.in, Makefile.in: Rebuild.
5096 * testsuite/Makefile.in: Rebuild.
5097
edfbb029
CC		 50982008-04-16 Cary Coutant <ccoutant@google.com>
5099
5100 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5101 (Target_i386::tls_base_symbol_defined_): New field.
5102 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5103 (Target_i386::Scan::global): Likewise.
5104 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5105 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5106 (Target_x86_64::tls_base_symbol_defined_): New field.
5107 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5108 (Target_x86_64::Scan::global): Likewise.
5109
f3c69fca
CC		 51102008-04-16 Cary Coutant <ccoutant@google.com>
5111
5112 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5113 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5114 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5115 building shared libraries.
5116 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5117 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5118 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5119 * testsuite/Makefile.in: Rebuild.
5120 * testsuite/weak_undef.h: New file.
5121 * testsuite/weak_undef_file1.cc: Add extra test cases.
5122 * testsuite/weak_undef_file2.cc: Likewise.
5123 * testsuite/weak_undef_test.cc: Likewise.
5124
7c414435
DM		 51252008-04-16 David S. Miller <davem@davemloft.net>
5126
32b769e1
DM		 5127 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5128 Add issued_non_pic_error_ field. Declare check_non_pic.
5129 (Target_sparc::Scan::check_non_pic): New function.
5130 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5131 (Target_sparc::Scan::global): Likewise.
5132
11936fb1
DM		 5133 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5134 * configure: Rebuild.
5135
7c414435
DM		 5136 * options.h (DEFINE_enable): New macro.
5137 (new_dtags): New enable option.
5138 (initfirst, interpose, loadfltr, nodefaultlib,
5139 nodelete, nodlopen, nodump): New -z options.
5140 * layout.cc (Layout:finish_dynamic_section): If new
5141 dtags enabled, emit DT_RUNPATH. Also, emit a
5142 DT_FLAGS_1 containing any specified -z flags.
5143
85c7bf8b
ILT		 51442008-04-16 Ian Lance Taylor <iant@google.com>
5145
12c0daef
ILT		 5146 * copy-relocs.cc: New file.
5147 * copy-relocs.h: New file.
5148 * reloc.cc: Remove Copy_relocs code.
5149 * reloc.h: Likewise.
5150 * reloc-types.h (struct Reloc_types) [both versions]: Add
5151 get_reloc_addend_noerror.
5152 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5153 variants of add_global which take an addend which must be zero.
5154 * i386.cc: Include "copy-relocs.h".
5155 (class Target_i386): Change type of copy_relocs_ to variable,
5156 update initializer.
5157 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5158 Change all callers.
5159 (Target_i386::do_finalize_sections): Change handling of
5160 copy_relocs_.
5161 * sparc.cc: Include "copy-relocs.h".
5162 (class Target_sparc): Change type of copy_relocs_ to variable,
5163 update initializer.
5164 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5165 Change all callers.
5166 (Target_sparc::do_finalize_sections): Change handling of
5167 copy_relocs_.
5168 * x86_64.cc: Include "copy-relocs.h".
5169 (class Target_x86_64): Change type of copy_relocs_ to variable,
5170 update initializer.
5171 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5172 class. Change all callers.
5173 (Target_x86_64::do_finalize_sections): Change handling of
5174 copy_relocs_.
5175 * Makefile.am (CCFILES): Add copy-relocs.cc.
5176 (HFILES): Add copy-relocs.h.
5177
4f4995b6
ILT		 5178 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5179
85c7bf8b
ILT		 5180 * testsuite/script_test_4.sh: Permit leading zeroes.
5181
4f2a9edd
ILT		 51822008-04-15 Ian Lance Taylor <iant@google.com>
5183
e6188289
ILT		 5184 * script-sections.cc (Script_sections::create_segments): Use
5185 header_size_adjustment even when there is enough room for the
5186 headers.
5187 * testsuite/script_test_4.sh: New file.
5188 * testsuite/script_test_4.t: New file.
5189 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5190 (check_DATA): Add script_test_4.stdout.
5191 (MOSTLYCLEANFILES): Likewise.
5192 (script_test_4): New target.
5193 (script_test_4.stdout): New target.
5194 * testsuite/Makefile.in: Rebuild.
5195
4f2a9edd
ILT		 5196 * sparc.cc: Add definitions for Output_data_plt_sparc class
5197 constants.
5198
f5314dd5
DM		 51992008-04-14 David S. Miller <davem@davemloft.net>
5200
5201 * sparc.cc: New file.
5202 * Makefile.am (TARGETSOURCES): Add sparc.cc
5203 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5204 * configure.tgt: Document targ_extra_size and
5205 targ_extra_big_endian. Add entries for sparc-* and
5206 sparc64-*.
5207 * configure.ac: Handle targ_extra_size and
5208 targ_extra_big_endian.
5209 * Makefile.in: Rebuild.
5210 * configure: Likewise.
5211 * po/POTFILES.in: Likewise.
5212 * po/gold.pot: Likewise.
5213
154e0e9a
ILT		 52142008-04-14 Ian Lance Taylor <iant@google.com>
5215
5216 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5217 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5218 in the name/type/flags to section mapping. Don't call
5219 allocate_output_section.
5220 (Layout::choose_output_section): Change parameter from adjust_name
5221 to is_input_section. Don't permit input sections after sections
5222 are attached to segments. Don't call allocate_output_section.
5223 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5224 not write_enable_output_section.
5225 (Layout::make_output_section): Don't push to
5226 unattached_section_list_ nor call attach_to_segment. Call
5227 attach_section_to_segment if sections are attached.
5228 (Layout::attach_sections_to_segments): New function.
5229 (Layout::attach_section_to_segment): New function.
5230 (Layout::attach_allocated_section_to_segment): Rename from
5231 attach_to_segment. Remove flags parameter.
5232 (Layout::allocate_output_section): Remove function.
5233 (Layout::write_enable_output_section): Remove function.
5234 * layout.h (class Layout): Update for above changes. Add new
5235 field sections_are_attached_.
5236 * output.h (Output_section::update_flags_for_input_section): New
5237 function.
5238 * output.cc (Output_section::add_input_section): Call
5239 update_flags_for_input_section.
5240 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5241
009a67a2
CC		 52422008-04-11 Cary Coutant <ccoutant@google.com>
5243
5244 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5245 thought unnecessary.
5246 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5247
759b1a24
ILT		 52482008-04-11 Ian Lance Taylor <iant@google.com>
5249
5250 * output.h (class Output_section_data): Remove inline definition
5251 of set_addralign.
5252 * output.cc (Output_section_data::set_addralign): New function.
5253
c2b45e22
CC		 52542008-04-11 Cary Coutant <ccoutant@google.com>
5255
5256 Add support for TLS descriptors for i386 and x86_64.
5257 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5258 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5259 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5260 GOT_TYPE_TLS_DESC.
5261 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5262 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5263 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5264 relocations.
5265 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5266 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5267 Fix problem with initial-exec relocations.
5268 (Target_i386::Relocate::relocate_tls): Likewise.
5269 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5270 relaxation.
5271 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5272 support for section-plus-offset dynamic table entries.
5273 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5274 (Output_data_dynamic::Dynamic_entry): Add support for
5275 section-plus-offset dynamic table entries.
5276 (Output_data_dynamic::Classification): Likewise.
5277 (Output_data_dynamic::classification_): Renamed offset_.
5278 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5279 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5280 (Target_x86_64::make_plt_section): New function.
5281 (Target_x86_64::reserve_tlsdesc_entries): New function.
5282 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5283 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5284 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5285 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5286 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5287 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5288 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5289 add extra PLT entry for TLS descriptors.
5290 (Output_data_plt_x86_64::got_): New field.
5291 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5292 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5293 fields.
5294 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5295 descriptors.
5296 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5297 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5298 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5299 R_386_TLS_DESC_CALL relocations.
5300 (Target_x86_64::Scan::global): Likewise.
5301 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5302 for TLS descriptors.
5303 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5304 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5305 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5306 GD-to-IE relaxation.
5307 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5308 and TLS_DESCRIPTORS.
5309 * Makefile.in: Rebuild.
5310 * configure: Rebuild.
5311 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5312 (tls_test_shared2.so): New target.
5313 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5314 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5315 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5316 (tls_shared_gd_to_ie_test_LDADD): New variable.
5317 (tls_shared_gnu2_gd_to_ie_test): New target.
5318 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5319 New targets.
5320 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5321 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5322 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5323 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5324 (tls_shared_gnu2_test): New target.
5325 (tls_test_gnu2_shared.so): New target.
5326 (tls_shared_gnu2_test_SOURCES): New variable.
5327 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5328 (tls_shared_gnu2_test_LDFLAGS): New variable.
5329 (tls_shared_gnu2_test_LDADD): New variable.
5330 * testsuite/Makefile.in: Rebuild.
5331 * testsuite/Makefile.
5332
83bfb6b7
ILT		 53332008-04-11 Ian Lance Taylor <iant@google.com>
5334
5335 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5336 justsyms.t.
5337 * testsuite/Makefile.in: Rebuild.
5338
5339 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5340 long.
5341 * testsuite/script_test_2.cc (main): Adjust test.
5342
706e1f5e
ILT		 53432008-04-11 David S. Miller <davem@davemloft.net>
5344 Ian Lance Taylor <iant@google.com>
5345
5346 * options.h (General_options): Add entries for '-Y' and
5347 '-relax'.
5348 * options.cc (General_options:finalize): If -Y was used, add those
5349 entries to the library path instead of the default "/lib" and
5350 "/usr/lib".
5351
7c98e6bb
DM		 53522008-04-11 David S. Miller <davem@davemloft.net>
5353
5354 * testsuite/justsyms.t: Start at 0x100.
5355 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5356 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5357 long.
5358 * testsuite/script_test_2.cc: Adjust string and section length
5359 checks.
7c98e6bb 5360
99a37bfd
ILT		 53612008-04-09 Ian Lance Taylor <iant@google.com>
5362
2cefc357
ILT		 5363 PR gold/5996
5364 * script-sections.cc (Sections_element::allocate_to_segment): Add
5365 orphan parameter.
5366 (Output_section_definition::allocate_to_segment): Likewise.
5367 (Orphan_output_section::allocate_to_segment): Likewise.
5368 (Script_sections::attach_sections_using_phdrs_clause): Don't
5369 propagate non-PT_LOAD segments to orphan sections.
5370 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5371 readelf rather than objdump.
5372 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5373 .interp section and PT_INTERP segment are the same size.
5374 * testsuite/Makefile.in: Rebuild.
5375
99a37bfd
ILT		 5376 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5377 aliases for symbols defined in the same object.
5378 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5379 (weak_alias_test_SOURCES): New variable.
5380 (weak_alias_test_DEPENDENCIES): New variable.
5381 (weak_alias_test_LDFLAGS): New variable.
5382 (weak_alias_test_LDADD): New variable.
5383 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5384 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5385 (weak_alias_test_3.o): New target.
5386 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5387 * testsuite/weak_alias_test_main.cc: New file.
5388 * testsuite/weak_alias_test_1.cc: New file.
5389 * testsuite/weak_alias_test_2.cc: New file.
5390 * testsuite/weak_alias_test_3.cc: New file.
5391
780e49c5
ILT		 53922008-04-08 Ian Lance Taylor <iant@google.com>
5393
cdb0b8f5
ILT		 5394 * options.h (class General_options): Add --noinhibit-exec option.
5395 * main.cc (main): Check --noinhibit-exec.
5396
0864d551
ILT		 5397 * options.h (class General_options): Define --wrap as a special
5398 option. Add wrap_symbols_ field.
5399 (General_options::any_wrap_symbols): New function.
5400 (General_options::is_wrap_symbol): New function.
5401 * options.cc (General_options::parse_wrap): New function.
5402 (General_options::General_options): Initialize wrap_symbols_.
5403 * symtab.cc (Symbol_table::wrap_symbol): New function.
5404 (Symbol_table::add_from_object): Handle --wrap.
5405 * symtab.h (class Symbol_table): Declare wrap_symbol.
5406 * target.h (Target::wrap_char): New function.
5407 (Target::Target_info): Add wrap_char field.
5408 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5409 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5410 * testsuite/testfile.cc (Target_test::test_target_info):
5411 Likewise.
5412
789aa6de
ILT		 5413 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5414 there is one.
5415
2c38906f
ILT		 5416 * layout.h (class Layout): Add added_eh_frame_data_ field.
5417 * layout.cc (Layout::Layout): Initialize new field.
5418 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5419 output section until we find a section we merged successfully.
5420 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5421 that the size be non-zero.
5422
780e49c5
ILT		 5423 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5424 qualifier.
5425
7fcd0256
ILT		 54262008-04-08 Craig Silverstein <csilvers@google.com>
5427
5428 * configure.ac: Export new conditional variable HAVE_ZLIB.
5429 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5430 on HAVE_ZLIB.
5431 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5432 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5433
6835af53
ILT		 54342008-04-07 Ian Lance Taylor <iant@google.com>
5435
e24f324c
ILT		 5436 * version.cc (version_string): Set to "1.5".
5437
a036edd8
ILT		 5438 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5439 Add issued_non_pic_error_ field. Declare check_non_pic.
5440 (Target_x86_64::Scan::check_non_pic): New function.
5441 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5442 (Target_x86_64::Scan::global): Likewise.
5443
624f8810
ILT		 5444 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5445 addend parameter. Change caller. Handle merge sections.
5446 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5447 Address to Addend. Don't add in the result of
5448 local_section_offset, pass down the addend and use the returned
5449 value.
5450 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5451 Update declarations of local_section_offset and symbol_value.
5452 * testsuite/two_file_test_1.cc (t18): New function.
5453 * testsuite/two_file_test_2.cc (f18): New function.
5454 * testsuite/two_file_test_main.cc (main): Call t18.
5455 * testsuite/two_file_test.h (t18, f18): Declare.
5456
6835af53
ILT		 5457 * configure.ac: Don't test for objdump, c++filt, or readelf.
5458 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5459 conditionals.
5460 (TEST_READELF): New variable.
5461 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5462 (check_PROGRAMS): Add two_file_strip_test.
5463 (two_file_strip_test): New target.
5464 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5465 (two_file_same_shared_strip_test_SOURCES): New variable.
5466 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5467 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5468 (two_file_same_shared_strip_test_LDADD): New variable.
5469 (two_file_shared_strip.so): New target.
5470 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5471 (ver_test_5.syms, ver_test_7.syms): Likewise.
5472 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5473 (strip_test_3.stdout): Use TEST_OBJDUMP.
5474 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5475
86925eef
CC		 54762008-04-04 Cary Coutant <ccoutant@google.com>
5477
5478 * symtab.h (Symbol::is_weak_undefined): New function.
5479 (Symbol::is_strong_undefined): New function.
5480 (Symbol::is_absolute): New function.
5481 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5482 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5483 absolute symbols.
5484 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5485 (weak_undef_test): New target.
5486 * testsuite/Makefile.in: Rebuild.
5487 * testsuite/weak_undef_file1.cc: New file.
5488 * testsuite/weak_undef_file2.cc: New file.
5489 * testsuite/weak_undef_test.cc: New file.
5490
126f3ece
ILT		 54912008-04-03 Craig Silverstein <csilvers@google.com>
5492
5493 * compressed_output.h (class Output_compressed_section): Use
5494 unsigned buffer.
5495 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5496 add zlib header.
5497 (zlib_compressed_suffix): Removed.
5498 (Output_compressed_section::set_final_data_size): Use unsigned
5499 buffers.
5500 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5501 Fix linker invocation.
5502 (flagstest_o_specialfile_and_compress_debug_sections):
5503 Likewise.
5504 * testsuite/Makefile.in: Regenerated.
5505
deae2a14
DM		 55062008-04-02 David S. Miller <davem@davemloft.net>
5507
5508 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5509 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5510
70752818
ILT		 55112008-04-02 Craig Silverstein <csilvers@google.com>
5512
5513 * TODO: New file.
5514
39d0cb0e
ILT		 55152008-04-02 Ian Lance Taylor <iant@google.com>
5516
5517 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5518 parameters. Update for new key type to views_. Change all
5519 callers.
5520 (File_read::read): Adjust for byteshift in returned view.
5521 (File_read::add_view): New function, broken out of
5522 find_and_make_view.
5523 (File_read::make_view): New function, broken out of
5524 find_and_make_view.
5525 (File_read::find_or_make_view): Add offset and aligned
5526 parameters. Rewrite accordingly. Change all callers.
5527 (File_read::get_view): Add offset and aligned parameters. Adjust
5528 for byteshift in return value.
5529 (File_read::get_lasting_view): Likewise.
5530 * fileread.h (class File_read): Update declarations.
5531 (class File_read::View): Add byteshift_ field. Add byteshift to
5532 constructor. Add byteshift method.
5533 * archive.h (Archive::clear_uncached_views): New function.
5534 (Archive::get_view): Add aligned parameter. Change all callers.
5535 * object.h (Object::get_view): Add aligned parameter. Change all
5536 callers.
5537 (Object::get_lasting_view): Likewise.
5538
5539 * fileread.cc (File_read::release): Don't call clear_views if
5540 there are multiple objects.
5541 * fileread.h (File_read::clear_uncached_views): New function.
5542 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5543 on the archive.
5544
a1207466
CC		 55452008-03-31 Cary Coutant <ccoutant@google.com>
5546
5547 Add thin archive support.
5548 * archive.cc (Archive::armagt): New const.
5549 (Archive::setup): Remove task parameter and calls to unlock.
5550 (Archive::unlock_nested_archives): New function.
5551 (Archive::read_header): Add nested_off parameter. Change
5552 all callers.
5553 (Archive::interpret_header): Likewise.
5554 (Archive::include_all_members): Change to handle thin
5555 archives.
5556 (Archive::include_member): Likewise.
5557 * archive.h (Archive::Archive): Add new parameters and
5558 initializers.
5559 (Archive::armagt): New const.
5560 (Archive::setup): Remove task parameter.
5561 (Archive::unlock_nested_archives): New function.
5562 (Archive::read_header): Add nested_off parameter.
5563 (Archive::interpret_header): Likewise.
5564 (Archive::Nested_archive_table): New typedef.
5565 (Archive::is_thin_archive_): New field.
5566 (Archive::nested_archives_): New field.
5567 (Archive::options_): New field.
5568 (Archive::dirpath_): New field.
5569 (Archive::task_): New field.
5570 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5571 for thin archives. Pass additional parameters to
5572 Archive::Archive. Unlock the archive file after calling
5573 Archive::setup.
cd536b21 5574
479f6503
ILT		 55752008-03-29 Ian Lance Taylor <iant@google.com>
5576
686c8caf
ILT		 5577 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5578 version symbol to be local.
5579 * testsuite/ver_test_4.sh: New file.
5580 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5581 (check_DATA): Add ver_test_4.syms.
5582 (ver_test_4.syms): New target.
5583 * testsuite/Makefile.in: Rebuild.
5584
ab794b6b
ILT		 5585 * output.cc
5586 (Output_section::Input_section_sort_entry::has_priority): New
5587 function.
5588 (Output_section::Input_section_sort_entry::match_file_name): New
5589 function.
5590 (Output_section::Input_section_sort_entry::match_section_name):
5591 Remove.
5592 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5593 Remove.
5594 (Output_section::Input_section_sort_entry::match_section_file):
5595 Remove.
5596 (Output_section::Input_section_sort_compare::operator()): Rewrite
5597 using new Input_section_sort_entry functions. Sort crtbegin and
5598 crtend first. Sort sections with no priority before sections with
5599 a priority.
5600 * testsuite/initpri1.c (d3): Check j != 4.
5601 (cd5): New constructor/destructor function.
5602 (main): Check j != 2.
5603
479f6503
ILT		 5604 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5605 new symbol when resolving, don't call set_is_default.
5606 * testsuite/ver_test_7.cc: New file.
5607 * testsuite/ver_test_7.sh: New file.
5608 * testsuite/Makefile.am (ver_test_7.so): New target.
5609 (ver_test_7.o): New target.
5610 (check_SCRIPTS): Add ver_test_7.sh.
5611 (check_DATA): Add ver_test_7.syms.
5612 (ver_test_7.syms): New target.
5613
2fd32231
ILT		 56142008-03-28 Ian Lance Taylor <iant@google.com>
5615
5616 * layout.cc (Layout::layout): If we see an input section with a
5617 name that needs sorting, set the must_sort flag for the output
5618 section.
5619 (Layout::make_output_section): If the name of the output section
5620 indicates that it might require sorting, set the may_sort flag.
5621 * output.h (Output_section::may_sort_attached_input_sections): New
5622 function.
5623 (Output_section::set_may_sort_attached_input_sections): New
5624 function.
5625 (Output_section::must_sort_attached_input_sections): New
5626 function.
5627 (Output_section::set_must_sort_attached_input_sections): New
5628 function.
5629 (class Output_section): Declare Input_section_sort_entry. Define
5630 Input_section_sort_compare. Declare
5631 sort_attached_input_sections. Add new fields:
5632 may_sort_attached_input_sections_,
5633 must_sort_attached_input_sections_,
5634 attached_input_sections_are_sorted_.
5635 * output.cc (Output_section::Output_section): Initialize new
5636 fields.
5637 (Output_section::add_input_section): Add an entry to
5638 input_sections_ if may_sort or must_sort are true.
5639 (Output_section::set_final_data_size): Call
5640 sort_attached_input_sections if necessary.
5641 (Output_section::Input_section_sort_entry): Define new class.
5642 (Output_section::Input_section_sort_compare::operator()): New
5643 function.
5644 (Output_section::sort_attached_input_sections): New function.
5645 * configure.ac: Check whether the compiler supports constructor
5646 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5647 * testsuite/initpri1.c: New file.
5648 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5649 CONSTRUCTOR_PRIORITY.
5650 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5651 (initpri1_LDFLAGS): New variable.
5652 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5653
18e6b24e
ILT		 56542008-03-27 Ian Lance Taylor <iant@google.com>
5655
49bdd526
ILT		 5656 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5657 * testsuite/common_test_1.c: New file.
5658 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5659 (common_test_1_SOURCES): New variable.
5660 (common_test_1_DEPENDENCIES): New variable.
5661 (common_test_1_LDFLAGS): New variable.
5662
18e6b24e
ILT		 5663 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5664 and commons_ correctly when NAME/VERSION does not override
5665 NAME/NULL.
5666 * testsuite/ver_test_6.c: New file.
5667 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5668 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5669 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5670
04bf7072
ILT		 56712008-03-26 Ian Lance Taylor <iant@google.com>
5672
5871526f
ILT		 5673 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5674 of an undefined symbol from a version script.
5675 * testsuite/Makefile.am (ver_test_5.so): New target.
5676 (ver_test_5.o): New target.
5677 (check_SCRIPTS): Add ver_test_5.sh.
5678 (check_DATA): Add ver_test_5.syms.
5679 (ver_test_5.syms): New target.
5680 * testsuite/ver_test_5.cc: New file.
5681 * testsuite/ver_test_5.script: New file.
5682 * testsuite/ver_test_5.sh: New file.
5683 * Makefile.in, testsuite/Makefile.in: Rebuild.
5684
04bf7072
ILT		 5685 PR gold/5986
5686 Fix problems building gold with gcc 4.3.0.
5687 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5688 (gold_error_at_location, gold_warning_at_location): Use it.
5689 * configure.ac: Check whether we can compile and use a template
5690 function with a printf attribute.
5691 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5692 when jumping over bytes.
5693 * object.cc: Instantiate Object::read_section_data.
5694 * debug.h: Include <cstring>
5695 * dwarf_reader.cc: Include <algorithm>
5696 * main.cc: Include <cstring>.
5697 * options.cc: Include <cstring>.
5698 * output.cc: Include <cstring>.
5699 * script.cc: Include <cstring>.
5700 * script.h: Include <string>.
5701 * symtab.cc: Include <cstring> and <algorithm>.
5702 * target-select.cc: Include <cstring>.
5703 * version.cc: Include <string>.
5704 * testsuite/testmain.cc: Include <cstdlib>.
5705 * configure, config.in: Rebuild.
5706
874c5b28
ILT		 57072008-03-25 Ian Lance Taylor <iant@google.com>
5708
819d6c3a
ILT		 5709 * options.cc: Include "../bfd/bfdver.h".
5710 (options::help): Print bug reporting address.
5711
f4b2c6f5
ILT		 5712 * version.cc (print_version): Adjust output for current value of
5713 BFD_VERSION_STRING.
5714
5715 * NEWS: New file.
5716
e96caa79
ILT		 5717 * options.cc (options::help): Print list of supported targets.
5718 * target-select.h: Include <vector>.
5719 (class Target_selector): Make machine_, size_, and is_big_endian_
5720 fields const. Add bfd_name_ and instantiated_target_ fields.
5721 (Target_selector::Target_selector): Add bfd_name parameter.
5722 (Target_selector::recognize): Make non-virtual, call
5723 do_recognize.
5724 (Target_selector::recognize_by_name): Make non-virtual, call
5725 do_recognize_by_name.
5726 (Target_selector::supported_names): New function.
5727 (Target_selector::bfd_name): New function.
5728 (Target_selector::do_instantiate_target): New pure virtual
5729 function.
5730 (Target_selector::do_recognize): New virtual function.
5731 (Target_selector::do_recognize_by_name): New virtual function.
5732 (Target_selector::instantiate_target): New private function.
5733 (supported_target_names): Declare.
5734 * target-select.cc (Target_selector::Target_selector): Update for
5735 new parameter and fields.
5736 (select_target_by_name): Check that the name matches before
5737 calling recognize_by_name.
5738 (supported_target_names): New function.
5739 * i386.cc (class Target_selector_i386): Update Target_selector
5740 constructor call. Remove recognize and recognize_by_name. Add
5741 do_instantiate_target.
5742 * x86_64.cc (class Target_selector_x86_64): Likewise.
5743 * testsuite/testfile.cc (class Target_selector_test): Update for
5744 changes to Target_selector.
5745
874c5b28
ILT		 5746 * README: Rewrite, with some notes on unsupported features.
5747
0a65a3a7
CC		 57482008-03-24 Cary Coutant <ccoutant@google.com>
5749
5750 * i386.cc (Target_i386::Got_type): New enum declaration.
5751 (Target_i386::Scan::local): Updated callers of Output_data_got
5752 member functions.
5753 (Target_i386::Scan::global): Likewise.
5754 (Target_i386::Relocate::relocate): Likewise.
5755 (Target_i386::Relocate::relocate_tls): Likewise.
5756 * object.h (Got_offset_list): New class.
5757 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5758 (Sized_relobj::local_got_offset): Likewise.
5759 (Sized_relobj::set_local_got_offset): Likewise.
5760 (Sized_relobj::local_has_tls_got_offset): Removed.
5761 (Sized_relobj::local_tls_got_offset): Removed.
5762 (Sized_relobj::set_local_tls_got_offset): Removed.
5763 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5764 * output.cc (Output_data_got::add_global): Added got_type parameter.
5765 (Output_data_got::add_global_with_rel): Likewise.
5766 (Output_data_got::add_global_with_rela): Likewise.
5767 (Output_data_got::add_global_pair_with_rel): New function.
5768 (Output_data_got::add_global_pair_with_rela): New function.
5769 (Output_data_got::add_local): Added got_type parameter.
5770 (Output_data_got::add_local_with_rel): Likewise.
5771 (Output_data_got::add_local_with_rela): Likewise.
5772 (Output_data_got::add_local_pair_with_rel): New function.
5773 (Output_data_got::add_local_pair_with_rela): New function.
5774 (Output_data_got::add_global_tls): Removed.
5775 (Output_data_got::add_global_tls_with_rel): Removed.
5776 (Output_data_got::add_global_tls_with_rela): Removed.
5777 (Output_data_got::add_local_tls): Removed.
5778 (Output_data_got::add_local_tls_with_rel): Removed.
5779 (Output_data_got::add_local_tls_with_rela): Removed.
5780 * output.h (Output_data_got::add_global): Added got_type parameter.
5781 (Output_data_got::add_global_with_rel): Likewise.
5782 (Output_data_got::add_global_with_rela): Likewise.
5783 (Output_data_got::add_global_pair_with_rel): New function.
5784 (Output_data_got::add_global_pair_with_rela): New function.
5785 (Output_data_got::add_local): Added got_type parameter.
5786 (Output_data_got::add_local_with_rel): Likewise.
5787 (Output_data_got::add_local_with_rela): Likewise.
5788 (Output_data_got::add_local_pair_with_rel): New function.
5789 (Output_data_got::add_local_pair_with_rela): New function.
5790 (Output_data_got::add_global_tls): Removed.
5791 (Output_data_got::add_global_tls_with_rel): Removed.
5792 (Output_data_got::add_global_tls_with_rela): Removed.
5793 (Output_data_got::add_local_tls): Removed.
5794 (Output_data_got::add_local_tls_with_rel): Removed.
5795 (Output_data_got::add_local_tls_with_rela): Removed.
5796 * resolve.cc (Symbol::override_base_with_special): Removed
5797 reference to has_got_offset_ field.
5798 * symtab.cc (Symbol::init_fields): Replaced initialization
5799 of got_offset_ with got_offsets_. Removed initialization
5800 of has_got_offset_
53fcba31 5801 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5802 (Symbol::got_offset): Likewise.
5803 (Symbol::set_got_offset): Likewise.
5804 (Symbol::has_tls_got_offset): Removed.
5805 (Symbol::tls_got_offset): Removed.
5806 (Symbol::set_tls_got_offset): Removed.
5807 (Symbol::got_offset_): Removed.
5808 (Symbol::tls_mod_got_offset_): Removed.
5809 (Symbol::tls_pair_got_offset_): Removed.
5810 (Symbol::got_offsets_): New field.
5811 (Symbol::has_got_offset): Removed.
5812 (Symbol::has_tls_mod_got_offset): Removed.
5813 (Symbol::has_tls_pair_got_offset): Removed.
5814 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5815 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5816 member functions.
5817 (Target_x86_64::Scan::global): Likewise.
5818 (Target_x86_64::Relocate::relocate): Likewise.
5819 (Target_x86_64::Relocate::relocate_tls): Likewise.
5820
bd52eafb
BE		 58212008-03-25 Ben Elliston <bje@au.ibm.com>
5822
5823 * yyscript.y: Fix spelling error in comment.
5824
8b105e34
ILT		 58252008-03-24 Ian Lance Taylor <iant@google.com>
5826
8ed814a9
ILT		 5827 * options.h (class General_options): Define build_id option.
5828 * layout.h (class Layout): Declare write_build_id, create_note,
5829 create_build_id. Add build_id_note_ member.
5830 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5831 "libiberty.h", "md5.h", "sha1.h".
5832 (Layout::Layout): Initialize eh_frame_data_,
5833 eh_frame_hdr_section_, and build_id_note_.
5834 (Layout::finalize): Call create_build_id.
5835 (Layout::create_note): New function, broken out of
5836 Layout::create_gold_note.
5837 (Layout::create_gold_note): Call create_note.
5838 (Layout::create_build_id): New function.
5839 (Layout::write_build_id): New function.
5840 (Close_task_runner::run): Call write_build_id.
5841
8b105e34
ILT		 5842 * x86_64.cc: Correct license to GPLv3.
5843
086a1841
ILT		 58442008-03-23 Ian Lance Taylor <iant@google.com>
5845
5846 * options.cc: Include "demangle.h".
5847 (parse_optional_string): New function.
5848 (parse_long_option): Handle takes_optional_argument.
5849 (parse_short_option): Update dash_z initializer. Handle
5850 takes_optional_argument.
5851 (General_options::General_options): Initialize do_demangle_.
5852 (General_options::finalize): Set do_demangle_. Handle demangling
5853 style.
5854 * options.h (parse_optional_string): Declare.
5855 (struct One_option): Add optional_arg field. Update constructor.
5856 Update call constructor calls. Add takes_optional_argument
5857 function.
5858 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5859 (DEFINE_optional_string): Define.
5860 (General_options::demangle): Change from DEFINE_bool to
5861 DEFINE_optional_string.
5862 (General_options::no_demangle): New function.
5863 (General_options::do_demangle): New function.
5864 (General_options::set_do_demangle): New function.
5865 (General_options::execstack_status_): Move definition to end of
5866 class definition.
5867 (General_options::static_): Likewise.
5868 (General_options::do_demangle_): New field.
5869 * object.cc (big_endian>::get_symbol_location_info): Call
5870 Options::do_demangle, not Options::demangle.
5871 * symtab.cc (demangle): Likewise.
5872
cbb93e63
ILT		 58732008-03-22 Ian Lance Taylor <iant@google.com>
5874
5875 * gold.h: Include <cstddef> and <sys/types.h>
5876 * options.h: Include <cstring>.
5877
ec531623
ILT		 58782008-03-21 Ian Lance Taylor <iant@google.com>
5879
5880 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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